/* ============================================================
   Hero
   ============================================================ */
.hero {
  padding-top: 7rem;
  padding-bottom: 8rem;
}

.hero-headline {
  font-family: var(--font-serif);
  font-size: clamp(2.25rem, 5vw, 3.75rem);
  font-weight: 600;
  line-height: 1.13;
  letter-spacing: -0.025em;
  color: var(--color-text);
  max-width: 25ch;
  margin-bottom: 1.75rem;
}

.hero-subtext-wrap {
  max-width: 62ch;
  margin-bottom: 2.5rem;
}

.hero-subtext {
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  color: var(--color-text-muted);
  line-height: 1.75;
  margin-bottom: 1rem;
}

.hero-subtext--sharp {
  color: var(--color-text);
  font-weight: 400;
  margin-top: 0.75rem;
  max-width: 52ch;
}

.hero-ctas {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 0.5rem;
}

/* ============================================================
   Homepage Training Spotlight
   ============================================================ */
.training-spotlight {
  padding-block: 6.25rem;
  background: var(--color-surface);
  border-block: 1px solid var(--color-border);
}

.training-spotlight-intro {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: end;
  margin-bottom: 3rem;
}

.training-spotlight-intro .section-title { margin-bottom: 0; }
.training-spotlight-intro .section-subtitle { margin-bottom: 1.75rem; }

.training-spotlight-actions,
.home-course-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
}

.home-course-actions [hidden] { display: none !important; }

.home-course-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border: 1px solid var(--color-border);
}

.home-course-card {
  padding: 2.25rem;
  background: var(--color-bg);
  border-right: 1px solid var(--color-border);
}

.home-course-card:last-child { border-right: 0; }

.home-course-card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.home-course-stage {
  color: var(--color-text-muted);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.home-course-card h3 {
  font-family: var(--font-serif);
  font-size: clamp(1.35rem, 2vw, 1.65rem);
  line-height: 1.3;
  margin-bottom: 1rem;
}

.home-course-card > p {
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 2rem;
}

/* ============================================================
   Entry Points
   ============================================================ */
.entry-points {
  padding-block: 5.5rem;
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.entry-point-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border: 1px solid var(--color-border);
}

.entry-point-card {
  display: flex;
  flex-direction: column;
  min-height: 17rem;
  padding: 2rem;
  color: var(--color-text);
  background-color: var(--color-bg);
  border-right: 1px solid var(--color-border);
  transition: background-color 0.15s;
}

.entry-point-card:last-child {
  border-right: none;
}

.entry-point-card:hover {
  background-color: #f7f7f7;
}

.entry-point-kicker {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 0.875rem;
}

.entry-point-title {
  font-family: var(--font-serif);
  font-size: clamp(1.1875rem, 1.6vw, 1.4375rem);
  font-weight: 600;
  line-height: 1.3;
  color: var(--color-text);
  margin-bottom: 1rem;
}

.entry-point-desc {
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--color-text-muted);
  margin-top: auto;
}

/* ============================================================
   Pillars
   ============================================================ */
.pillars {
  padding-block: 5.5rem;
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.pillars-intro {
  margin-bottom: 3.5rem;
  max-width: 60ch;
}

.pillars-heading {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.pillars-body {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  line-height: 1.75;
}

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
}

.pillar-card {
  background-color: var(--color-bg);
  padding: 2.25rem 2rem;
  border: 1px solid var(--color-border);
  transition: background-color 0.15s;
}

.pillar-card:hover {
  background-color: #f7f7f7;
}

.pillar-title {
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text);
  margin-bottom: 0.875rem;
}

.pillar-text {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

/* ============================================================
   Featured Writing
   ============================================================ */
.writing {
  padding-block: 6.25rem;
}

.writing-grid {
  border: 1px solid var(--color-border);
}

.article-card {
  transition: background-color 0.15s;
}

.article-card:hover {
  background-color: var(--color-surface);
}

.article-card--featured {
  padding: 0;
  border-bottom: 1px solid var(--color-border);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  background-color: #fcfcfc;
}

.article-cards-secondary {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.article-card--small {
  padding: 0;
  display: flex;
  flex-direction: column;
}

.article-card--small:first-child {
  border-right: 1px solid var(--color-border);
}

.article-card-image {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-bottom: 1px solid var(--color-border);
  background-color: var(--color-surface);
}

.article-card-content {
  min-width: 0;
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 2.25rem 2.5rem;
}

.article-card--featured .article-card-image {
  height: 100%;
  aspect-ratio: auto;
  border-right: 1px solid var(--color-border);
  border-bottom: 0;
}

.article-card--featured .article-card-content {
  padding: 2.75rem;
}

.article-tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  border: none;
  padding: 0;
  border-radius: 0;
  margin-bottom: 1.125rem;
  background: none;
}

.article-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1.3;
  color: var(--color-text);
  margin-bottom: 0.875rem;
  flex-grow: 0;
}

.article-card--featured .article-title {
  font-size: clamp(1.375rem, 2vw, 1.75rem);
  margin-bottom: 1.25rem;
}

.article-summary {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  flex-grow: 1;
  margin-bottom: 2rem;
}

.article-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text);
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  border-bottom: 1px solid var(--color-text);
  padding-bottom: 1px;
  transition: opacity 0.15s;
  align-self: flex-start;
  margin-top: auto;
}

.article-link:hover {
  opacity: 0.55;
}

/* ============================================================
   Featured Series
   ============================================================ */
.featured-series {
  padding-block: 5.5rem;
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

/* ============================================================
   Systems
   ============================================================ */
.systems {
  padding-block: 6.5rem;
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.systems-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid var(--color-border);
}

.project-card {
  background-color: var(--color-bg);
  padding: 2.25rem 2rem;
  border-right: 1px solid var(--color-border);
  transition: background-color 0.15s;
  display: flex;
  flex-direction: column;
}

.project-card:last-child {
  border-right: none;
}

.project-card:hover {
  background-color: #f7f7f7;
}

.project-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1.25;
  color: var(--color-text);
  margin-bottom: 0.875rem;
}

.project-desc {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.65;
  flex-grow: 1;
  margin-bottom: 1.75rem;
}

.project-meta {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.meta-sep {
  color: var(--color-border);
}

/* ============================================================
   About
   ============================================================ */
.about {
  padding-block: 6.25rem;
}

.about-inner {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 5rem;
  align-items: start;
}

.about-body p {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  line-height: 1.75;
  margin-bottom: 1.25rem;
}

.about-body .btn {
  margin-top: 0.5rem;
}

.about-belief {
  color: var(--color-text) !important;
  font-family: var(--font-serif);
  font-size: clamp(1.25rem, 2vw, 1.5rem) !important;
  line-height: 1.45 !important;
  margin-block: 1.75rem;
}

/* ============================================================
   Contact CTA
   ============================================================ */
.contact {
  padding-block: 6rem;
  background-color: var(--color-text);
  color: var(--color-bg);
}

.contact-inner {
  max-width: 52ch;
}

.contact-heading {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 600;
  color: var(--color-bg);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 1.75rem;
}

.contact-subtext {
  font-size: 1.0625rem;
  color: rgba(255, 255, 255, 0.65);
  margin-bottom: 1.125rem;
}

.contact-list {
  margin-bottom: 2.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.contact-list li {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.8);
  padding-left: 1.5rem;
  position: relative;
}

.contact-list li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: rgba(255, 255, 255, 0.3);
}

.contact .btn-primary {
  background-color: var(--color-bg);
  color: var(--color-text);
  border-color: var(--color-bg);
  padding: 0.75rem 1.6rem;
}

.contact .btn-primary:hover {
  background-color: rgba(255, 255, 255, 0.85);
  border-color: rgba(255, 255, 255, 0.85);
}

/* ============================================================
   Responsive — page sections
   ============================================================ */
@media (max-width: 900px) {
  .training-spotlight-intro { grid-template-columns: 1fr; }

  .about-inner {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 960px) {
  .article-cards-secondary {
    grid-template-columns: 1fr;
  }

  .article-card--small {
    display: grid;
    grid-template-columns: minmax(16rem, 0.85fr) minmax(0, 1.15fr);
  }

  .article-card--small:first-child {
    border-right: none;
    border-bottom: 1px solid var(--color-border);
  }

  .article-card--small .article-card-image {
    height: 100%;
    aspect-ratio: auto;
    border-right: 1px solid var(--color-border);
    border-bottom: 0;
  }
}

@media (max-width: 768px) {
  /* Reset per-section padding to unified mobile rhythm */
  .pillars,
  .entry-points,
  .training-spotlight,
  .featured-series,
  .writing,
  .systems,
  .about,
  .contact {
    padding-block: var(--section-py);
  }

  /* Hero */
  .hero {
    padding-top: 4.5rem;
    padding-bottom: 4.5rem;
  }

  /* Pillars */
  .pillars-grid {
    grid-template-columns: 1fr;
  }

  .pillar-card {
    border-right: 1px solid var(--color-border);
    border-bottom: none;
  }

  .pillar-card:last-child {
    border-bottom: 1px solid var(--color-border);
  }

  /* Entry Points */
  .entry-point-grid {
    grid-template-columns: 1fr;
  }

  .entry-point-card {
    min-height: 0;
    border-right: none;
    border-bottom: 1px solid var(--color-border);
  }

  .entry-point-card:last-child {
    border-bottom: none;
  }

  .home-course-grid { grid-template-columns: 1fr; }

  .home-course-card {
    border-right: 0;
    border-bottom: 1px solid var(--color-border);
  }

  .home-course-card:last-child { border-bottom: 0; }

  /* Writing */
  .article-card--featured {
    grid-template-columns: 1fr;
  }

  .article-card--featured .article-card-image {
    height: auto;
    aspect-ratio: 16 / 9;
    border-right: 0;
    border-bottom: 1px solid var(--color-border);
  }

  /* Systems */
  .systems-grid {
    grid-template-columns: 1fr;
  }

  .project-card {
    border-right: none;
    border-bottom: 1px solid var(--color-border);
  }

  .project-card:last-child {
    border-bottom: none;
  }
}

@media (max-width: 640px) {
  .article-card--small {
    grid-template-columns: 1fr;
  }

  .article-card--small .article-card-image {
    height: auto;
    aspect-ratio: 16 / 9;
    border-right: 0;
    border-bottom: 1px solid var(--color-border);
  }
}

@media (max-width: 480px) {
  .hero-ctas {
    flex-direction: column;
    align-items: flex-start;
  }

  .training-spotlight-actions,
  .home-course-actions {
    align-items: flex-start;
    flex-direction: column;
  }
}

/* Issue #609: purpose-led supporting page families */
.family-masthead { padding-block: clamp(4rem, 8vw, 7rem); border-bottom: 1px solid var(--color-border); }
.family-masthead--compact { padding-block: clamp(3.5rem, 7vw, 5.8rem); }
.family-masthead--framework { padding-block: clamp(3rem, 5vw, 4.5rem); }
.family-masthead-grid { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(18rem, .75fr); gap: clamp(3rem, 9vw, 9rem); align-items: end; }
.family-masthead h1 { max-width: 18ch; margin-top: 1rem; font-family: var(--font-serif); font-size: clamp(2.7rem, 5vw, 4.8rem); line-height: 1.02; letter-spacing: -.045em; }
.family-masthead--compact h1 { font-size: clamp(2.5rem, 4.4vw, 4rem); }
.family-masthead--framework h1 { max-width: 23ch; font-size: clamp(2.5rem, 3.7vw, 3.65rem); }
.family-masthead-copy { padding-left: 1.5rem; border-left: 1px solid var(--color-signal); }
.family-masthead-copy p { margin-bottom: 1.25rem; color: var(--color-text-muted); font-size: 1.05rem; line-height: 1.75; }
.framework-overview, .framework-methods, .framework-evolution, .research-active, .research-method, .research-connections { padding-block: clamp(4.5rem, 8vw, 7rem); }
.framework-north { display: grid; grid-template-columns: 8rem minmax(0, 1fr) minmax(18rem, .65fr); gap: 2rem; align-items: start; padding-bottom: 2rem; border-bottom: 2px solid var(--color-text); }
.framework-north > span, .framework-crosscut span { color: var(--color-signal); font-size: .7rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; }
.framework-north h2 { font-family: var(--font-serif); font-size: clamp(1.8rem, 3vw, 2.7rem); line-height: 1.15; }
.framework-north p, .framework-methods header > p, .framework-evolution p { color: var(--color-text-muted); line-height: 1.7; }
.framework-directory { display: grid; grid-template-columns: 1fr 1fr; }
.framework-directory li { display: grid; grid-template-columns: 2.75rem 1fr; gap: 1rem; min-height: 12rem; padding: 2rem 1.75rem; border-bottom: 1px solid var(--color-border); }
.framework-directory li:nth-child(odd) { border-right: 1px solid var(--color-border); }
.framework-directory li > span { color: var(--color-signal); font-family: var(--font-serif); font-size: 1.25rem; }
.framework-directory h3 { margin-bottom: .75rem; font-size: 1.05rem; line-height: 1.35; }
.framework-directory p { color: var(--color-text-muted); font-size: .92rem; line-height: 1.65; }
.framework-crosscut { display: grid; grid-template-columns: minmax(14rem, .45fr) minmax(0, 1fr); gap: 3rem; align-items: center; padding: 2rem; border-block: 1px solid var(--color-signal); background: var(--color-signal-wash); }
.framework-crosscut h2 { margin-top: .35rem; font-family: var(--font-serif); font-size: 2rem; }
.framework-crosscut p { line-height: 1.7; }
.framework-methods { background: var(--color-surface); border-block: 1px solid var(--color-border); }
.framework-methods-grid { display: grid; grid-template-columns: minmax(18rem, .7fr) minmax(0, 1.3fr); gap: clamp(3rem, 9vw, 8rem); }
.framework-methods h2, .framework-evolution h2, .research-active h2, .section-rail h2, .research-connections h2 { margin: .75rem 0 1.25rem; font-family: var(--font-serif); font-size: clamp(2rem, 3.6vw, 3.2rem); line-height: 1.12; }
.framework-loop { display: flex; flex-wrap: wrap; gap: .6rem 1rem; margin-bottom: 2.5rem; padding-bottom: 1.5rem; border-bottom: 1px solid var(--color-border-strong); line-height: 1.6; }
.framework-loop span { color: var(--color-signal); }
.method-list li { display: grid; grid-template-columns: minmax(10rem, .45fr) 1fr; gap: 1.5rem; padding: 1rem 0; border-bottom: 1px solid var(--color-border); }
.method-list span { color: var(--color-text-muted); line-height: 1.6; }
.framework-evolution-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(18rem, .7fr); gap: clamp(3rem, 9vw, 8rem); }
.inline-actions { display: flex; flex-wrap: wrap; gap: 1.2rem; align-items: center; margin-top: 1.75rem; }
.research-active { border-bottom: 1px solid var(--color-border); }
.research-active-grid { display: grid; grid-template-columns: minmax(0, .8fr) minmax(22rem, 1.2fr); gap: clamp(3rem, 10vw, 10rem); }
.research-active header > p:not(.eyebrow) { max-width: 58ch; margin-bottom: 2rem; color: var(--color-text-muted); line-height: 1.7; }
.research-record { border-top: 3px solid var(--color-signal); }
.research-record dl > div { display: grid; grid-template-columns: 9rem 1fr; gap: 1.5rem; padding: 1.2rem 0; border-bottom: 1px solid var(--color-border); }
.research-record dt { font-size: .72rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; }
.research-record dd { color: var(--color-text-muted); line-height: 1.6; }
.section-rail { display: grid; grid-template-columns: 12rem 1fr; gap: 2rem; align-items: start; margin-bottom: 3rem; }
.section-rail h2 { margin-top: 0; }
.research-steps { border-top: 1px solid var(--color-border-strong); counter-reset: research-step; }
.research-steps li { counter-increment: research-step; display: grid; grid-template-columns: minmax(12rem, .45fr) 1fr; gap: 2rem; padding: 1.4rem 0 1.4rem 3.5rem; border-bottom: 1px solid var(--color-border); position: relative; }
.research-steps li::before { content: counter(research-step, decimal-leading-zero); position: absolute; color: var(--color-signal); font-family: var(--font-serif); font-size: 1.1rem; }
.research-steps p { color: var(--color-text-muted); line-height: 1.6; }
.research-connections { background: var(--color-surface); border-block: 1px solid var(--color-border); }
.research-connections-grid { display: grid; grid-template-columns: minmax(18rem, .75fr) minmax(0, 1.25fr); gap: clamp(3rem, 9vw, 8rem); }
.research-connections header p { color: var(--color-text-muted); line-height: 1.7; }
.research-connections nav { border-top: 1px solid var(--color-border-strong); }
.research-connections nav a { display: grid; grid-template-columns: 9rem 1fr; gap: 1.5rem; padding: 1.25rem 0; border-bottom: 1px solid var(--color-border); color: var(--color-text); }
.research-connections nav span { color: var(--color-text-muted); font-size: .72rem; letter-spacing: .06em; text-transform: uppercase; }
@media (max-width: 820px) {
  .family-masthead-grid, .framework-north, .framework-methods-grid, .framework-evolution-grid, .research-active-grid, .research-connections-grid { grid-template-columns: 1fr; }
  .family-masthead-grid { gap: 2.5rem; }
  .family-masthead-copy { max-width: 40rem; }
  .framework-north { gap: .75rem; }
  .framework-directory { grid-template-columns: 1fr; }
  .framework-directory li { min-height: 0; border-right: 0 !important; padding-inline: 0; }
  .framework-crosscut, .section-rail { grid-template-columns: 1fr; gap: 1rem; }
  .research-active-grid { gap: 3rem; }
}
@media (max-width: 520px) {
  .family-masthead { padding-block: 3.5rem; }
  .family-masthead h1 { font-size: 2.65rem; }
  .family-masthead-copy { padding-left: 1.1rem; }
  .framework-directory li { grid-template-columns: 2.2rem 1fr; }
  .framework-crosscut { padding: 1.5rem 1.25rem; }
  .framework-loop { display: flex; gap: .35rem .65rem; }
  .framework-loop span { width: auto; }
  .method-list li, .research-record dl > div, .research-steps li, .research-connections nav a { grid-template-columns: 1fr; gap: .4rem; }
  .research-steps li { padding-left: 2.5rem; }
}

/* ============================================================
   Contact Page
   ============================================================ */
.contact-page-hero {
  padding-top: 5rem;
  padding-bottom: 4rem;
  border-bottom: 1px solid var(--color-border);
}

.page-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.025em;
  color: var(--color-text);
  max-width: 22ch;
  margin-bottom: 1.25rem;
}

.page-intro {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  max-width: 56ch;
  line-height: 1.75;
}

.contact-page-content {
  padding-block: 5rem;
}

.contact-layout {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 5rem;
  align-items: start;
}

.contact-form-panel {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: 2.5rem;
}

.contact-learning-context {
  background: var(--color-surface);
  border-left: 3px solid var(--color-text);
  margin-bottom: 1.5rem;
  padding: 1rem 1.25rem;
}

.contact-context-panel {
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}

.contact-context-panel h2 {
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
}

.contact-context-panel ul {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
  margin-bottom: 2rem;
}

.contact-context-panel li {
  font-size: 0.9375rem;
  color: var(--color-text);
  padding-left: 1.25rem;
  position: relative;
  line-height: 1.55;
}

.contact-context-panel li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--color-text-muted);
}

.contact-note {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.65;
  border-top: 1px solid var(--color-border);
  padding-top: 1.25rem;
}

/* Contact page responsive */
@media (max-width: 900px) {
  .contact-layout {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
}

@media (max-width: 768px) {
  .contact-page-hero {
    padding-top: 3.5rem;
    padding-bottom: 3rem;
  }

  .contact-page-content {
    padding-block: 3.5rem;
  }

  .contact-form-panel {
    padding: 1.75rem;
  }
}

/* ============================================================
   About Page
   ============================================================ */

/* Hero */
.ap-hero {
  padding-top: 5rem;
  padding-bottom: 5.5rem;
  border-bottom: 1px solid var(--color-border);
}

.ap-hero-heading {
  font-family: var(--font-serif);
  font-size: clamp(2.25rem, 5vw, 3.75rem);
  font-weight: 600;
  line-height: 1.13;
  letter-spacing: -0.025em;
  color: var(--color-text);
  max-width: 28ch;
  margin-bottom: 1.75rem;
}

.ap-hero-sub {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  max-width: 58ch;
  line-height: 1.75;
}

/* Professional Foundation */
.ap-foundation {
  padding-block: 5.5rem;
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.ap-foundation-inner {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 5rem;
  align-items: start;
}

.ap-foundation-body .section-title {
  margin-bottom: 1.25rem;
}

.ap-foundation-body p {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  line-height: 1.75;
}

.ap-foundation-list {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
  padding-top: 0.5rem;
}

.ap-foundation-list li {
  font-size: 0.9375rem;
  color: var(--color-text);
  padding-left: 1.25rem;
  position: relative;
  line-height: 1.55;
}

.ap-foundation-list li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--color-text-muted);
}

/* Current Direction */
.ap-direction {
  padding-block: 5.5rem;
  border-bottom: 1px solid var(--color-border);
}

.ap-direction-inner {
  max-width: 58ch;
}

.ap-direction-inner .section-title {
  margin-bottom: 1.25rem;
}

.ap-direction-inner p {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  line-height: 1.75;
  margin-bottom: 1.5rem;
}

.ap-direction-lead {
  color: var(--color-text);
  margin-bottom: 0.875rem !important;
}

.ap-direction-list {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.ap-direction-list li {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  padding-left: 1.25rem;
  position: relative;
  line-height: 1.55;
}

.ap-direction-list li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--color-border);
}

/* Point of View */
.ap-pov {
  padding-block: 5.5rem;
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.ap-pov-inner {
  max-width: 54ch;
}

.ap-pov-inner .section-title {
  margin-bottom: 2rem;
}

.ap-pov-statement {
  font-family: var(--font-serif);
  font-size: clamp(1.25rem, 2.25vw, 1.625rem);
  font-weight: 600;
  line-height: 1.45;
  letter-spacing: -0.015em;
  color: var(--color-text);
  margin-bottom: 1.75rem;
}

.ap-pov-body {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  line-height: 1.75;
}

/* How I Think */
.ap-thinking {
  padding-block: 5.5rem;
  border-bottom: 1px solid var(--color-border);
}

.ap-thinking-heading {
  margin-bottom: 2.5rem;
}

.ap-thinking-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border: 1px solid var(--color-border);
}

.ap-thought-card {
  padding: 2.25rem 2rem;
  border-right: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.ap-thought-card:nth-child(2n) {
  border-right: none;
}

.ap-thought-card:nth-last-child(-n+2) {
  border-bottom: none;
}

.ap-thought-title {
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text);
  margin-bottom: 0.875rem;
}

.ap-thought-body {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

/* What This Site Is */
.ap-site-story {
  padding-block: 5.5rem;
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.ap-site-story-inner {
  max-width: 58ch;
}

.ap-site-story-inner .section-title {
  margin-bottom: 1.5rem;
}

.ap-site-story-inner p {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  line-height: 1.75;
  margin-bottom: 1.25rem;
}

.ap-site-story-inner p:last-child {
  margin-bottom: 0;
}

/* CTA */
.ap-cta {
  padding-block: 6rem;
}

.ap-cta-inner .section-title {
  margin-bottom: 2rem;
}

.ap-cta-btns {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.ap-cta-note {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

.ap-cta-note a {
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
  transition: border-color 0.15s;
}

.ap-cta-note a:hover {
  border-color: var(--color-text);
}

/* About page responsive */
@media (max-width: 900px) {
  .ap-foundation-inner {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
}

@media (max-width: 768px) {
  .ap-hero {
    padding-top: 3.5rem;
    padding-bottom: 4rem;
  }

  .ap-thinking-grid .ap-thought-card {
    border-right: none;
    border-bottom: 1px solid var(--color-border);
  }

  .ap-thinking-grid .ap-thought-card:last-child {
    border-bottom: none;
  }

  .ap-thinking-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .ap-cta-btns {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* ============================================================
   Writing Page
   ============================================================ */

/* Hero */
.wp-hero {
  padding-top: 5rem;
  padding-bottom: 5.5rem;
  border-bottom: 1px solid var(--color-border);
}

.wp-hero-heading {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.025em;
  color: var(--color-text);
  max-width: 32ch;
  margin-bottom: 1.5rem;
}

.wp-hero-sub {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  max-width: 56ch;
  line-height: 1.75;
}

/* Reading Paths */
.wp-paths {
  padding-block: 5rem;
  border-bottom: 1px solid var(--color-border);
}

.wp-path-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border: 1px solid var(--color-border);
}

.wp-path-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 2rem;
  color: var(--color-text);
  border-right: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  transition: background-color 0.15s;
}

.wp-path-card:nth-child(2n) {
  border-right: 0;
}

.wp-path-card:nth-last-child(-n + 2) {
  border-bottom: 0;
}

.wp-path-card:hover {
  background-color: var(--color-surface);
}

.wp-path-kicker,
.wp-theme-kicker {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 0.875rem;
}

.wp-path-title {
  font-family: var(--font-serif);
  font-size: clamp(1.25rem, 2vw, 1.625rem);
  font-weight: 600;
  line-height: 1.25;
  color: var(--color-text);
  margin-bottom: 1rem;
}

.wp-path-desc {
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--color-text-muted);
  max-width: 48ch;
}

.wp-path-steps {
  display: grid;
  margin-top: 1.75rem;
  padding-left: 1.5rem;
}

.wp-path-step {
  min-width: 0;
  padding-left: 0.25rem;
  border-top: 1px solid var(--color-border);
}

.wp-path-step::marker {
  color: var(--color-text-muted);
  font-size: 0.75rem;
  font-weight: 600;
}

.wp-path-step-link.wp-article-row {
  display: grid;
  align-items: start;
  justify-content: stretch;
  gap: 0.3rem;
  padding-block: 1rem;
}

.wp-path-step-link.wp-article-row .wp-article-row-title,
.wp-path-step-link.wp-article-row .wp-article-row-label {
  min-width: 0;
}

.wp-path-step-link.wp-article-row .wp-article-row-label {
  white-space: normal;
}

.wp-path-explore {
  display: inline-block;
  align-self: flex-start;
  margin-top: 1.25rem;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

.wp-path-start {
  display: block;
  padding-top: 1.5rem;
  margin-top: 1.5rem;
  border-top: 1px solid var(--color-border);
  font-size: 0.8125rem;
  line-height: 1.55;
  color: var(--color-text-muted);
}

.wp-path-start strong {
  display: block;
  margin-top: 0.35rem;
  color: var(--color-text);
  font-weight: 500;
}

.wp-path-explore:hover,
.wp-path-start:hover strong {
  color: var(--color-signal-dark);
}

/* Featured Writing */
.wp-featured {
  padding-block: 5.5rem;
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

/* Article Series */
.wp-series {
  padding-block: 5rem;
  border-bottom: 1px solid var(--color-border);
}

.wp-series .section-header {
  margin-bottom: 2.5rem;
}

.wp-series .section-cta {
  margin-top: 2rem;
}

/* Thematic Sections */
.wp-themes {
  padding-top: 5rem;
  padding-bottom: 6rem;
}

.wp-theme {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 4rem;
  align-items: start;
  padding-top: 3rem;
  border-top: 1px solid var(--color-border);
  margin-bottom: 3.5rem;
}

.wp-theme > *,
.wp-theme-articles,
.wp-article-row-title {
  min-width: 0;
}

.wp-theme:last-child {
  margin-bottom: 0;
}

.wp-systems-callout {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: 2rem;
  margin-top: 1rem;
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
}

.wp-systems-callout .wp-theme-desc {
  max-width: 58ch;
}

.wp-systems-callout .btn {
  flex-shrink: 0;
}

.wp-theme-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--color-text);
  margin-bottom: 0.75rem;
}

.wp-theme-desc {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

.wp-theme-articles {
  display: flex;
  flex-direction: column;
}

.wp-theme-explore {
  color: var(--color-text);
  font-size: 0.875rem;
  font-weight: 600;
  grid-column: 2;
  justify-self: start;
  margin-top: -2.75rem;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.25em;
}

.wp-article-item {
  border-bottom: 1px solid var(--color-border);
  transition: background-color 0.15s;
}

.wp-article-item:first-child {
  border-top: 1px solid var(--color-border);
}

.wp-article-item:hover {
  background-color: var(--color-surface);
}

.wp-article-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1.5rem;
  padding-block: 1.125rem;
}

.wp-article-row-title {
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text);
  line-height: 1.45;
}

.wp-article-row-label {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  white-space: nowrap;
  flex-shrink: 0;
}

.wp-article-placeholder {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  padding-block: 1.125rem;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  font-style: italic;
  opacity: 0.65;
}

/* Latest Writing */
.wp-latest {
  padding-block: 5rem 6rem;
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.wp-latest-list {
  border-top: 1px solid var(--color-border);
}

.wp-latest-item {
  border-bottom: 1px solid var(--color-border);
  transition: background-color 0.15s;
}

.wp-latest-item:hover {
  background-color: var(--color-bg);
}

.wp-latest-row {
  display: grid;
  grid-template-columns: 11rem minmax(0, 1fr);
  align-items: center;
  gap: 2rem;
  padding-block: 1.25rem;
  color: var(--color-text);
}

.wp-latest-cover {
  display: block;
  width: 11rem;
  aspect-ratio: 1.91 / 1;
  object-fit: cover;
  background-color: var(--color-border);
}

.wp-latest-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  min-width: 0;
}

.wp-latest-title {
  font-family: var(--font-serif);
  font-size: clamp(1.1875rem, 1.8vw, 1.4375rem);
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.3;
}

.wp-latest-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.55rem;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0;
  text-transform: uppercase;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.wp-latest-publication {
  margin-top: 0.35rem;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

/* Writing page responsive */
@media (max-width: 960px) {
  .wp-path-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .wp-path-card {
    min-height: 0;
    border-bottom: 1px solid var(--color-border);
  }

  .wp-path-card:nth-child(2n) {
    border-right: 0;
  }

  .wp-path-card:nth-last-child(-n + 2) {
    border-bottom: 0;
  }

  .wp-path-card:last-child {
    border-bottom: 0;
  }
}

@media (max-width: 900px) {
  .wp-theme {
    grid-template-columns: 1fr;
    gap: 1.75rem;
  }

  .wp-theme-explore {
    grid-column: 1;
    margin-top: -0.75rem;
  }

  .wp-systems-callout {
    align-items: flex-start;
    flex-direction: column;
  }

}

@media (max-width: 768px) {
  .wp-hero {
    padding-top: 3.5rem;
    padding-bottom: 4rem;
  }

  .wp-paths,
  .wp-series,
  .wp-featured,
  .wp-latest {
    padding-block: 3.5rem;
  }

  .wp-themes {
    padding-top: 3.5rem;
    padding-bottom: 4.5rem;
  }
}

@media (max-width: 720px) {
  .wp-path-grid {
    grid-template-columns: 1fr;
  }

  .wp-path-card,
  .wp-path-card:nth-child(2n),
  .wp-path-card:nth-last-child(-n + 2) {
    border-right: 0;
    border-bottom: 1px solid var(--color-border);
  }

  .wp-path-card:last-child {
    border-bottom: 0;
  }
}

@media (max-width: 480px) {
  .wp-path-grid {
    grid-template-columns: 1fr;
  }

  .wp-path-card,
  .wp-path-card:nth-child(2n),
  .wp-path-card:nth-last-child(-n + 2) {
    border-right: 0;
    border-bottom: 1px solid var(--color-border);
  }

  .wp-path-card:last-child {
    border-bottom: 0;
  }

  .wp-article-row {
    flex-direction: column;
    display: flex;
    align-items: flex-start;
    gap: 0.3rem;
  }

  .wp-article-row-label {
    white-space: normal;
  }

  .wp-latest-row {
    grid-template-columns: 5.5rem minmax(0, 1fr);
    gap: 0.875rem;
    align-items: start;
    padding-block: 1rem;
  }

  .wp-latest-cover {
    width: 5.5rem;
  }

  .wp-latest-title {
    font-size: 1.0625rem;
    line-height: 1.28;
  }

  .wp-latest-meta {
    gap: 0.35rem;
    margin-top: 0.45rem;
    font-size: 0.6875rem;
    line-height: 1.4;
  }

  .wp-latest-publication {
    margin-top: 0.45rem;
    font-size: 0.75rem;
    line-height: 1.4;
  }

  .wp-path-card {
    padding: 1.5rem;
  }

  .wp-systems-callout {
    padding: 1.5rem;
  }
}

@media (max-width: 360px) {
  .wp-latest-row {
    grid-template-columns: minmax(0, 1fr);
  }

  .wp-latest-cover {
    display: none;
  }
}

/* ============================================================
   Article Series
   ============================================================ */

.series-index-hero,
.series-page-hero {
  padding-top: 5rem;
  padding-bottom: 5.5rem;
  border-bottom: 1px solid var(--color-border);
}

.series-index-heading,
.series-page-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.025em;
  color: var(--color-text);
  max-width: 34ch;
  margin-bottom: 1.5rem;
}

.series-index-sub,
.series-page-subtitle,
.series-page-intro {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  max-width: 62ch;
  line-height: 1.75;
}

.series-page-intro {
  color: var(--color-text);
  margin-top: 1.25rem;
}

.series-page-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
}

.series-index-list,
.series-page-section {
  padding-block: 5rem;
  border-bottom: 1px solid var(--color-border);
}

.series-page-section--surface {
  background-color: var(--color-surface);
}

.series-page-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 4rem;
}

.series-section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.375rem, 2vw, 1.75rem);
  font-weight: 600;
  line-height: 1.25;
  color: var(--color-text);
  margin-bottom: 1rem;
}

.series-section-body {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--color-text-muted);
}

.series-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 18rem), 1fr));
  border: 1px solid var(--color-border);
}

.series-card {
  background-color: var(--color-bg);
  padding: 2.25rem;
  transition: background-color 0.15s;
}

.series-card:hover {
  background-color: var(--color-surface);
}

.series-card-kicker,
.series-stage-label {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}

.series-card-title {
  font-family: var(--font-serif);
  font-size: clamp(1.375rem, 2vw, 1.75rem);
  font-weight: 600;
  line-height: 1.25;
  color: var(--color-text);
  margin-bottom: 1rem;
}

.series-card-desc {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  max-width: 64ch;
  margin-bottom: 1.5rem;
}

.series-card-meta {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 1.75rem;
}

.series-index-note {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.65;
  margin-top: 2rem;
}

.series-statement,
.series-final-note {
  max-width: 760px;
}

.series-statement p,
.series-final-note p {
  font-family: var(--font-serif);
  font-size: clamp(1.25rem, 2.25vw, 1.625rem);
  font-weight: 600;
  line-height: 1.45;
  color: var(--color-text);
}

.series-reading-path {
  display: grid;
  gap: 0;
  list-style: none;
  counter-reset: series-step;
  border-top: 1px solid var(--color-border);
}

.series-reading-item {
  counter-increment: series-step;
  position: relative;
  padding: 1.5rem 0 1.5rem 3.5rem;
  border-bottom: 1px solid var(--color-border);
}

.series-reading-item::before {
  content: counter(series-step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1.6rem;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
}

.series-reading-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1.3;
  color: var(--color-text);
  margin-bottom: 0.625rem;
}

.series-reading-title a {
  color: inherit;
  transition: opacity 0.15s;
}

.series-reading-title a:hover {
  opacity: 0.65;
}

.series-reading-desc {
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--color-text-muted);
  max-width: 68ch;
}

.series-independent-list {
  display: grid;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.series-independent-list a {
  font-size: 0.9375rem;
  font-weight: 500;
  line-height: 1.55;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
  transition: border-color 0.15s;
}

.series-independent-list a:hover {
  border-color: var(--color-text);
}

@media (max-width: 768px) {
  .series-index-hero,
  .series-page-hero {
    padding-top: 3.5rem;
    padding-bottom: 4rem;
  }

  .series-index-list,
  .series-page-section {
    padding-block: 3.5rem;
  }

  .series-card {
    padding: 1.75rem;
  }

  .series-page-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .series-page-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .series-reading-item {
    padding-left: 2.5rem;
  }
}

/* ============================================================
   Systems Page
   ============================================================ */

.sp-hero {
  padding-top: 5rem;
  padding-bottom: 5.5rem;
  border-bottom: 1px solid var(--color-border);
}

.sp-hero-heading {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.025em;
  color: var(--color-text);
  max-width: 34ch;
  margin-bottom: 1.5rem;
}

.sp-hero-sub {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  max-width: 56ch;
  line-height: 1.75;
}

.sp-intro {
  padding-top: 4rem;
  padding-bottom: 4rem;
  border-bottom: 1px solid var(--color-border);
}

.sp-intro-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(18rem, 0.8fr);
  gap: 4rem;
  align-items: start;
}

.sp-intro-text {
  font-family: var(--font-serif);
  font-size: clamp(1.125rem, 2vw, 1.375rem);
  line-height: 1.75;
  color: var(--color-text);
  max-width: 52ch;
}

.sp-intro-links {
  display: grid;
  gap: 0.875rem;
  border-top: 1px solid var(--color-border);
}

.sp-intro-links a {
  font-size: 0.9375rem;
  font-weight: 500;
  line-height: 1.55;
  color: var(--color-text);
  padding-top: 0.875rem;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 0.875rem;
  transition: background-color 0.15s;
}

.sp-intro-links a:hover {
  background-color: var(--color-surface);
}

.sp-categories {
  padding-block: 5rem;
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.sp-category-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border: 1px solid var(--color-border);
}

.sp-category-card {
  display: flex;
  flex-direction: column;
  min-height: 13.5rem;
  padding: 1.75rem;
  color: var(--color-text);
  background-color: var(--color-bg);
  border-right: 1px solid var(--color-border);
  transition: background-color 0.15s;
}

.sp-category-card:last-child {
  border-right: none;
}

.sp-category-card:hover {
  background-color: #f7f7f7;
}

.sp-category-kicker,
.system-category {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 0.875rem;
}

.sp-category-title {
  font-family: var(--font-serif);
  font-size: clamp(1.125rem, 1.8vw, 1.375rem);
  font-weight: 600;
  line-height: 1.35;
  color: var(--color-text);
  margin-top: auto;
}

.sp-systems {
  padding-top: 5rem;
  padding-bottom: 6rem;
}

.system-card {
  padding-top: 3rem;
  border-top: 1px solid var(--color-border);
  margin-bottom: 0;
}

.system-card:last-child {
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 3rem;
}

.system-card-inner {
  max-width: 860px;
  padding-bottom: 3rem;
}

.system-card:last-child .system-card-inner {
  padding-bottom: 0;
}

.system-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.015em;
  color: var(--color-text);
  margin-bottom: 0.875rem;
}

.system-desc {
  font-size: 1.0625rem;
  color: var(--color-text);
  line-height: 1.7;
  margin-bottom: 1.5rem;
  max-width: 68ch;
}

.system-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border: 1px solid var(--color-border);
  margin-bottom: 1.5rem;
}

.system-facts div {
  padding: 1rem;
  border-right: 1px solid var(--color-border);
  background-color: var(--color-bg);
}

.system-facts div:last-child {
  border-right: none;
}

.system-facts dt {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 0.5rem;
}

.system-facts dd {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-text);
}

.system-context {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.65;
  margin-bottom: 1.25rem;
}

.system-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
  margin-bottom: 1rem;
}

.system-actions a {
  font-size: 0.875rem;
  font-weight: 500;
  line-height: 1.55;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
  transition: border-color 0.15s;
}

.system-actions a:hover {
  border-color: var(--color-text);
}

.system-meta {
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0;
  color: var(--color-text-muted);
  opacity: 0.7;
}

.sp-writing-bridge {
  padding-block: 5rem;
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
}

.sp-writing-bridge-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(18rem, 0.8fr);
  gap: 4rem;
  align-items: start;
}

.sp-writing-bridge-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: flex-end;
}

@media (max-width: 768px) {
  .sp-hero {
    padding-top: 3.5rem;
    padding-bottom: 4rem;
  }

  .sp-intro {
    padding-top: 3rem;
    padding-bottom: 3rem;
  }

  .sp-intro-grid,
  .sp-writing-bridge-inner {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .sp-categories,
  .sp-writing-bridge {
    padding-block: 3.5rem;
  }

  .sp-category-grid,
  .system-facts {
    grid-template-columns: 1fr;
  }

  .sp-category-card {
    min-height: 0;
    border-right: none;
    border-bottom: 1px solid var(--color-border);
  }

  .sp-category-card:last-child {
    border-bottom: none;
  }

  .system-facts div {
    border-right: none;
    border-bottom: 1px solid var(--color-border);
  }

  .system-facts div:last-child {
    border-bottom: none;
  }

  .sp-systems {
    padding-top: 3.5rem;
    padding-bottom: 4.5rem;
  }

  .system-card {
    padding-top: 2.5rem;
  }

  .system-card:last-child {
    padding-bottom: 2.5rem;
  }

  .system-card-inner {
    padding-bottom: 2.5rem;
  }

  .sp-writing-bridge-actions {
    justify-content: flex-start;
  }
}

/* ============================================================
   Research Page
   ============================================================ */

.rp-hero {
  padding-top: 5rem;
  padding-bottom: 5.5rem;
  border-bottom: 1px solid var(--color-border);
}

.rp-hero-heading {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.025em;
  color: var(--color-text);
  max-width: 28ch;
  margin-bottom: 1.5rem;
}

.rp-hero-sub {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  max-width: 58ch;
  line-height: 1.75;
  margin-bottom: 2.5rem;
}

.rp-section {
  padding-block: 5.5rem;
  border-bottom: 1px solid var(--color-border);
}

.rp-section--surface {
  background-color: var(--color-surface);
}

.rp-body p {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  line-height: 1.75;
  margin-bottom: 1.25rem;
}

.rp-body p:last-child {
  margin-bottom: 0;
}

.rp-body--narrow {
  max-width: 60ch;
}

.rp-audience-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.625rem;
  margin-top: 2rem;
}

.rp-audience-tag {
  font-size: 0.9375rem;
  color: var(--color-text);
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  padding: 0.5rem 1.125rem;
  line-height: 1.3;
}

.rp-two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}

.rp-list {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
  margin-top: 1.5rem;
}

.rp-list li {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  padding-left: 1.25rem;
  position: relative;
  line-height: 1.55;
}

.rp-list li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--color-border);
}

.rp-commitment-box {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  padding: 2rem;
}

.rp-commitment-box .section-title {
  margin-bottom: 1rem;
}

.rp-commitment-box p {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  line-height: 1.75;
  margin-bottom: 0.75rem;
}

.rp-commitment-box p:last-child {
  margin-bottom: 0;
}

.rp-form-section {
  padding-block: 5.5rem;
  border-bottom: 1px solid var(--color-border);
}

.rp-privacy-box {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-text-muted);
  padding: 1.75rem 2rem;
  margin-bottom: 2.5rem;
  max-width: 680px;
}

.rp-privacy-box p {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 0.875rem;
}

.rp-privacy-box p:last-child {
  margin-bottom: 0;
}

.rp-form-wrap {
  width: 100%;
  overflow: hidden;
}

.rp-form-gate {
  max-width: 680px;
  padding: 2rem;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
}

.rp-form-gate h3 {
  margin-bottom: 0.75rem;
  font-family: var(--font-serif);
  font-size: 1.35rem;
  line-height: 1.3;
}

.rp-form-gate p {
  max-width: 58ch;
  margin-bottom: 1.25rem;
  color: var(--color-text-muted);
}

.rp-form-status {
  margin: 1rem 0;
  color: var(--color-text-muted);
}

.rp-form-status:empty {
  display: none;
}

.rp-form-wrap iframe {
  width: 100%;
  min-height: 1200px;
  border: none;
  display: block;
}

.rp-form-fallback {
  margin-top: 1.25rem;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

.rp-form-fallback a {
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
  transition: border-color 0.15s;
}

.rp-form-fallback a:hover {
  border-color: var(--color-text);
}

.rp-about-section {
  padding-block: 5.5rem;
}

.rp-about-inner {
  max-width: 60ch;
}

.rp-about-inner .section-title {
  margin-bottom: 1.25rem;
}

.rp-about-inner p {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  line-height: 1.75;
  margin-bottom: 1.25rem;
}

@media (max-width: 900px) {
  .rp-two-col {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
}

@media (max-width: 768px) {
  .rp-hero {
    padding-top: 3.5rem;
    padding-bottom: 4rem;
  }

  .rp-section,
  .rp-form-section,
  .rp-about-section {
    padding-block: var(--section-py);
  }

  .rp-form-wrap iframe {
    min-height: 900px;
  }

  .rp-form-gate {
    padding: 1.5rem;
  }
}

/* ============================================================
   Article Detail Page
   ============================================================ */

.article-reading-col {
  max-width: min(720px, calc(100vw - (var(--container-px) * 2)));
  width: 100%;
  min-width: 0;
  margin-inline: auto;
}

/* Header */
.article-page-header {
  padding-top: 4rem;
  padding-bottom: 4.5rem;
  border-bottom: 1px solid var(--color-border);
}

.article-back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-muted);
  margin-bottom: 2.5rem;
  transition: color 0.15s;
}

.article-back-link:hover {
  color: var(--color-text);
}

.article-page-header .article-tag {
  margin-bottom: 1.5rem;
}

.article-page-title {
  font-family: var(--font-serif);
  font-size: clamp(2.25rem, 4.5vw, 3.25rem);
  font-weight: 600;
  line-height: 1.13;
  letter-spacing: -0.025em;
  color: var(--color-text);
  margin-bottom: 1.5rem;
  overflow-wrap: break-word;
}

.article-page-subtitle {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.article-page-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  margin-top: 1.5rem;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.article-page-meta span {
  display: inline-flex;
  gap: 0.35rem;
}

.article-page-meta strong {
  color: var(--color-text);
  font-weight: 600;
}

/* Body */
.article-body-section {
  padding-block: 4.5rem;
  border-bottom: 1px solid var(--color-border);
}

.article-body h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.25rem, 2vw, 1.5rem);
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.015em;
  color: var(--color-text);
  margin-top: 3rem;
  margin-bottom: 1rem;
}

.article-body h2:first-child {
  margin-top: 0;
}

.article-body p {
  font-size: 1.0625rem;
  line-height: 1.85;
  color: var(--color-text);
  margin-bottom: 1.5rem;
}

.article-body p:last-child {
  margin-bottom: 0;
}

.article-body a {
  color: var(--color-signal-dark);
  font-weight: 500;
  text-decoration-line: underline;
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
  text-decoration-color: color-mix(in srgb, var(--color-signal) 45%, transparent);
  transition: color 0.15s ease, text-decoration-color 0.15s ease, background-color 0.15s ease;
}

.article-body a:hover,
.article-body a:focus-visible {
  color: var(--color-signal-dark);
  text-decoration-color: currentColor;
  background-color: var(--color-signal-wash);
}

.article-body img {
  max-width: 100%;
  height: auto;
}

.article-body figure {
  margin: 0 0 2rem;
}

.article-body figure img {
  display: block;
  border-radius: 8px;
}

.flow-sequence {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 1.25rem 1.75rem;
  margin: 1.75rem 0;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.flow-sequence-step {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text);
}

.flow-sequence-arrow {
  font-size: 0.95rem;
  color: var(--color-signal);
  font-weight: 600;
  padding: 0 0.1rem;
}

.process-flow {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 1.25rem 1.5rem;
  margin: 1.75rem 0;
  display: inline-block;
  min-width: 220px;
}

.process-flow-label {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-signal-dark);
  margin-bottom: 0.6rem;
}

.process-flow-steps {
  list-style: none;
  padding: 0;
  margin: 0;
}

.process-flow-steps li {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  color: var(--color-text);
  padding: 0.2rem 0;
}

.process-flow-steps li::before {
  content: "→ ";
  color: var(--color-signal);
}

.article-body ul {
  list-style: disc;
  padding-left: 1.5rem;
  margin-bottom: 1.5rem;
}

.article-body ol {
  padding-left: 1.5rem;
  margin-bottom: 1.5rem;
}

.article-body ul li,
.article-body ol li {
  font-size: 1.0625rem;
  line-height: 1.85;
  color: var(--color-text);
  margin-bottom: 0.4rem;
}

.article-body pre {
  max-width: 100%;
  overflow-x: auto;
  margin: 1.5rem 0 2rem;
  padding: 1rem 1.125rem;
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
  font-size: 0.92rem;
  line-height: 1.65;
}

.article-body code {
  font-family: Consolas, Monaco, "Courier New", monospace;
}

.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.75rem 0 2rem;
  display: block;
  overflow-x: auto;
  font-family: var(--font-sans);
  font-size: 0.98rem;
  line-height: 1.6;
}

.article-body th,
.article-body td {
  border: 1px solid var(--color-border);
  padding: 0.85rem 1rem;
  text-align: left;
  vertical-align: top;
}

.article-body th {
  background-color: var(--color-surface);
  color: var(--color-text);
  font-weight: 600;
}

.article-body td {
  color: var(--color-text);
}

/* AI Workflow Lab demo examples */
.demo-source-note {
  margin: 2rem 0 2.5rem;
}

.demo-scan-reference {
  margin: 1.5rem 0 0;
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
  padding: 1rem;
}

.demo-scan-reference img {
  width: 100%;
  max-height: 360px;
  object-fit: contain;
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
}

.demo-scan-reference figcaption {
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--color-text-muted);
  margin-top: 0.875rem;
}

.demo-example,
.demo-review-panel {
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
  margin: 2rem 0 3rem;
}

.demo-example-header {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--color-border);
  background-color: var(--color-bg);
}

.demo-example-kicker,
.demo-example-status,
.demo-confidence,
.demo-missing-label {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.demo-example-status,
.demo-confidence {
  color: var(--color-text);
}

.demo-example-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 0;
}

.demo-document-panel {
  font-family: "Courier New", Courier, monospace;
  font-size: 0.8125rem;
  line-height: 1.65;
  white-space: pre-wrap;
  color: var(--color-text);
  background-color: #fffef8;
  border-right: 1px solid var(--color-border);
  padding: 1.25rem;
  min-height: 100%;
}

.demo-document-panel--receipt {
  background-color: #ffffff;
}

.demo-field-panel {
  background-color: var(--color-bg);
}

.demo-field-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.45rem 1rem;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--color-border);
}

.demo-field-row:last-child {
  border-bottom: none;
}

.demo-field-name {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.demo-field-value {
  grid-column: 1;
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text);
  line-height: 1.45;
}

.demo-field-row .demo-confidence {
  grid-column: 2;
  grid-row: 1 / span 2;
  align-self: center;
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
  padding: 0.35rem 0.55rem;
}

.demo-evidence {
  grid-column: 1 / -1;
  font-size: 0.875rem;
  line-height: 1.55;
  color: var(--color-text-muted);
}

.demo-missing-panel {
  display: flex;
  flex-wrap: wrap;
  gap: 0.625rem;
  padding: 1rem 1.25rem;
  border-top: 1px solid var(--color-border);
  background-color: var(--color-bg);
}

.demo-missing-panel span:not(.demo-missing-label) {
  font-size: 0.8125rem;
  color: var(--color-text);
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
  padding: 0.3rem 0.55rem;
}

.demo-missing-label {
  flex-basis: 100%;
}

.demo-review-panel {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  background-color: var(--color-bg);
}

.demo-review-item {
  padding: 1.25rem;
  border-right: 1px solid var(--color-border);
}

.demo-review-item:last-child {
  border-right: none;
}

.demo-review-item strong {
  display: block;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--color-text);
  margin: 0.5rem 0;
}

.demo-review-item p,
.demo-review-item li {
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--color-text-muted);
}

.demo-review-item ul {
  margin: 0.75rem 0 0;
  padding-left: 1.25rem;
}

.demo-review-item--missing {
  background-color: var(--color-surface);
}

/* Original Publication Note */
.article-original-note {
  margin-top: 3.5rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--color-border);
}

.article-original-note p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.65;
  margin-bottom: 0.625rem;
}

.article-original-note a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
  transition: border-color 0.15s;
}

.article-original-note a:hover {
  border-color: var(--color-text);
}

/* Article Series Navigation */
.article-series-note {
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
  padding: 1rem 1.125rem;
  margin: 0 0 2rem;
}

.article-series-note p {
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--color-text-muted);
  margin: 0;
}

.article-series-note a {
  color: var(--color-text);
  font-weight: 500;
  border-bottom: 1px solid var(--color-border);
  transition: border-color 0.15s;
}

.article-series-note a:hover {
  border-color: var(--color-text);
}

.article-series-nav-section {
  padding-bottom: 4.5rem;
  border-bottom: 1px solid var(--color-border);
}

.article-body-section + .article-series-nav-section {
  margin-top: -1px;
}

.article-feedback-section {
  padding-block: 4rem;
  border-bottom: 1px solid var(--color-border);
}

.article-body-section + .article-feedback-section,
.article-feedback-section + .article-series-nav-section {
  margin-top: -1px;
}

.article-feedback-section .feedback-widget {
  margin-block: 0;
}

/* Article Path Navigation */
.article-path-section {
  padding-block: 4rem;
  border-bottom: 1px solid var(--color-border);
}

.article-feedback-section + .article-path-section,
.article-path-section + .article-related {
  margin-top: -1px;
}

.article-path-nav {
  border: 1px solid var(--color-border);
  background-color: var(--color-bg);
  padding: 1.5rem;
}

.article-path-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 0.75rem;
}

.article-path-title {
  font-family: var(--font-serif);
  font-size: clamp(1.25rem, 2vw, 1.5rem);
  font-weight: 600;
  line-height: 1.3;
  color: var(--color-text);
  margin-bottom: 0.75rem;
}

.article-path-desc {
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--color-text-muted);
  max-width: 66ch;
  margin-bottom: 1.25rem;
}

.article-path-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
}

.article-path-links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
  transition: border-color 0.15s;
}

.article-path-links a:hover {
  border-color: var(--color-text);
}

.article-series-nav {
  border: 1px solid var(--color-border);
  background-color: var(--color-bg);
}

.article-series-nav-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--color-border);
}

.article-series-nav-links {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.article-series-nav-item {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  min-width: 0;
  padding: 1.25rem;
  border-right: 1px solid var(--color-border);
  transition: background-color 0.15s;
}

.article-series-nav-item:last-child {
  border-right: none;
}

.article-series-nav-item:hover {
  background-color: var(--color-surface);
}

.article-series-nav-item span {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.article-series-nav-item strong {
  font-size: 0.9375rem;
  line-height: 1.45;
  color: var(--color-text);
  font-weight: 500;
}

.article-series-nav-item--static {
  background-color: var(--color-surface);
}

.article-series-nav-item--static:hover {
  background-color: var(--color-surface);
}

/* Related Reading */
.article-related {
  padding-block: 4.5rem;
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.article-related-title {
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 2rem;
}

.article-related-list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--color-border);
}

.article-related-item {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding-block: 1.25rem;
  border-bottom: 1px solid var(--color-border);
  transition: background-color 0.15s;
}

.article-related-item:hover {
  background-color: var(--color-bg);
}

.article-related-item-title {
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text);
  line-height: 1.4;
}

.article-related-item-summary {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.55;
}

/* Article page responsive */
@media (max-width: 768px) {
  .article-page-header {
    padding-top: 3rem;
    padding-bottom: 3.5rem;
  }

  .article-page-title {
    font-size: clamp(2rem, 10vw, 2.75rem);
    overflow-wrap: anywhere;
  }

  .article-body-section {
    padding-block: 3.5rem;
  }

  .article-feedback-section {
    padding-block: 3.5rem;
  }

  .article-related {
    padding-block: 3.5rem;
  }

  .article-series-nav-section {
    padding-bottom: 3.5rem;
  }

  .article-series-nav-links {
    grid-template-columns: 1fr;
  }

  .article-series-nav-item {
    border-right: none;
    border-bottom: 1px solid var(--color-border);
  }

  .article-series-nav-item:last-child {
    border-bottom: none;
  }

  .demo-example-grid,
  .demo-review-panel {
    grid-template-columns: 1fr;
  }

  .demo-document-panel,
  .demo-review-item {
    border-right: none;
    border-bottom: 1px solid var(--color-border);
  }

  .demo-review-item:last-child {
    border-bottom: none;
  }

  .demo-field-row {
    grid-template-columns: 1fr;
  }

  .demo-field-row .demo-confidence {
    grid-column: 1;
    grid-row: auto;
    justify-self: start;
  }
}

/* ============================================================
   Invoice Review Demo
   ============================================================ */
.invoice-demo-hero {
  padding-top: 4rem;
  padding-bottom: 5rem;
  border-bottom: 1px solid var(--color-border);
}

.invoice-demo-title {
  font-family: var(--font-serif);
  font-size: clamp(2.25rem, 4.5vw, 3.5rem);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: -0.025em;
  color: var(--color-text);
  max-width: 14ch;
  margin-bottom: 1.5rem;
}

.invoice-demo-subtitle {
  font-size: 1.125rem;
  line-height: 1.75;
  color: var(--color-text-muted);
  max-width: 68ch;
  margin-bottom: 2rem;
}

.invoice-demo-hero-actions,
.invoice-demo-action-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.875rem;
}

.invoice-demo-text-link,
.invoice-demo-evidence-btn,
.invoice-demo-reset {
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-text);
  background: transparent;
  padding: 0;
  cursor: pointer;
}

.invoice-demo-trust-note,
.invoice-demo-note {
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--color-text-muted);
  margin-top: 1.25rem;
}

.invoice-demo-section {
  padding-block: 4.5rem;
  border-bottom: 1px solid var(--color-border);
}

.invoice-demo-processing,
.invoice-demo-explainer {
  background-color: var(--color-surface);
}

.invoice-demo-section-header {
  max-width: 680px;
  margin-bottom: 2rem;
}

.invoice-demo-section-header h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-text);
}

.invoice-demo-samples,
.invoice-demo-result-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.invoice-demo-sample,
.invoice-demo-card {
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background-color: var(--color-bg);
}

.invoice-demo-sample {
  min-height: 18rem;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 1.5rem;
}

.invoice-demo-sample.is-selected {
  border-color: var(--color-text);
  box-shadow: inset 0 0 0 1px var(--color-text);
}

.invoice-demo-sample h3,
.invoice-demo-card h3 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1.3;
  color: var(--color-text);
  margin-bottom: 0.75rem;
}

.invoice-demo-sample p,
.invoice-demo-card p {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--color-text-muted);
}

.invoice-demo-badge,
.invoice-demo-status {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background-color: var(--color-surface);
  color: var(--color-text);
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1;
  padding: 0.4rem 0.6rem;
  margin-bottom: 1rem;
}

.invoice-demo-status {
  margin: 0;
  white-space: nowrap;
}

.invoice-demo-status.is-failed,
.invoice-demo-status.is-missing,
.invoice-demo-status.is-low {
  border-color: #fecaca;
  background-color: #fef2f2;
  color: #991b1b;
}

.invoice-demo-status.is-warning,
.invoice-demo-status.is-medium {
  border-color: #fde68a;
  background-color: #fffbeb;
  color: #92400e;
}

.invoice-demo-status.is-passed,
.invoice-demo-status.is-high {
  border-color: #bbf7d0;
  background-color: #f0fdf4;
  color: #166534;
}

.invoice-demo-timeline {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 0.75rem;
}

.invoice-demo-timeline-step {
  min-height: 6.5rem;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background-color: var(--color-bg);
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  color: var(--color-text-muted);
}

.invoice-demo-timeline-step.is-active {
  border-color: var(--color-text);
  color: var(--color-text);
}

.invoice-demo-timeline-step.is-complete {
  background-color: #f0fdf4;
  color: #166534;
}

.invoice-demo-timeline-icon {
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 999px;
  border: 1px solid currentColor;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8125rem;
  font-weight: 600;
}

.invoice-demo-results {
  min-height: 0;
}

.invoice-demo-result-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: start;
}

.invoice-demo-card {
  padding: 1.5rem;
}

.invoice-demo-card--wide {
  grid-column: 1 / -1;
}

.invoice-demo-paper {
  border: 1px solid var(--color-border);
  background-color: #fffef8;
  padding: 1.25rem;
  margin: 1rem 0 1.25rem;
}

.invoice-demo-paper-header,
.invoice-demo-paper-row,
.invoice-demo-paper-grid {
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 0.875rem;
  margin-bottom: 0.875rem;
}

.invoice-demo-paper-header,
.invoice-demo-paper-row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}

.invoice-demo-paper-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.875rem;
  border-bottom: none;
  padding-bottom: 0;
  margin-bottom: 0;
}

.invoice-demo-paper span,
.invoice-demo-metadata dt {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.invoice-demo-paper strong,
.invoice-demo-metadata dd {
  font-size: 0.9375rem;
  line-height: 1.45;
  color: var(--color-text);
}

.invoice-demo-metadata {
  display: grid;
  gap: 0.75rem;
}

.invoice-demo-metadata div {
  display: grid;
  grid-template-columns: minmax(9rem, 0.8fr) 1fr;
  gap: 1rem;
}

.invoice-demo-table-wrap {
  overflow-x: auto;
  margin-top: 1rem;
}

.invoice-demo-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.invoice-demo-table th,
.invoice-demo-table td {
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--color-border);
  padding: 0.875rem 0.75rem;
}

.invoice-demo-table th {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.invoice-demo-table tr.is-missing td {
  background-color: #fffbeb;
}

.invoice-demo-evidence-panel,
.invoice-demo-decision,
.invoice-demo-summary-block,
.invoice-demo-confirmation {
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background-color: var(--color-surface);
  padding: 1rem;
  margin-top: 1rem;
}

.invoice-demo-evidence-panel:focus {
  outline: 2px solid var(--color-text);
  outline-offset: 2px;
}

.invoice-demo-evidence-panel h4,
.invoice-demo-summary-block strong,
.invoice-demo-decision strong {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 0.5rem;
}

.invoice-demo-evidence-panel span {
  display: block;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.invoice-demo-decision ul,
.invoice-demo-explainer-card ul {
  list-style: disc;
  padding-left: 1.25rem;
  margin-top: 0.75rem;
}

.invoice-demo-decision li,
.invoice-demo-explainer-card li {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--color-text);
}

.invoice-demo-summary-block pre {
  white-space: pre-wrap;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--color-text);
}

.invoice-demo-action-row .btn[disabled] {
  opacity: 0.45;
  cursor: not-allowed;
}

.invoice-demo-confirmation {
  border-color: #bbf7d0;
  color: #166534;
  background-color: #f0fdf4;
}

.invoice-demo-audit {
  display: grid;
  gap: 0.75rem;
  margin-top: 1rem;
}

.invoice-demo-audit li {
  display: grid;
  grid-template-columns: 4rem 1fr;
  gap: 0.75rem;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 0.75rem;
  color: var(--color-text);
  line-height: 1.6;
}

.invoice-demo-audit span {
  color: var(--color-text-muted);
  font-weight: 600;
}

.invoice-demo-explainer-card {
  max-width: 760px;
}

.invoice-demo-explainer-card .btn {
  margin-top: 1rem;
}

@media (max-width: 960px) {
  .invoice-demo-samples,
  .invoice-demo-result-grid {
    grid-template-columns: 1fr;
  }

  .invoice-demo-timeline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .invoice-demo-hero,
  .invoice-demo-section {
    padding-block: 3.25rem;
  }

  .invoice-demo-title {
    max-width: 100%;
  }

  .invoice-demo-timeline {
    grid-template-columns: 1fr;
  }

  .invoice-demo-paper-header,
  .invoice-demo-paper-row,
  .invoice-demo-metadata div,
  .invoice-demo-audit li {
    grid-template-columns: 1fr;
  }

  .invoice-demo-paper-header,
  .invoice-demo-paper-row {
    flex-direction: column;
    gap: 0.35rem;
  }

  .invoice-demo-paper-grid {
    grid-template-columns: 1fr;
  }

  .invoice-demo-table,
  .invoice-demo-table tbody,
  .invoice-demo-table tr,
  .invoice-demo-table td {
    display: block;
    width: 100%;
  }

  .invoice-demo-table thead {
    display: none;
  }

  .invoice-demo-table tr {
    border-bottom: 1px solid var(--color-border);
    padding: 0.75rem 0;
  }

  .invoice-demo-table td {
    border-bottom: none;
    padding: 0.35rem 0;
  }

  .invoice-demo-table td::before {
    content: attr(data-label);
    display: block;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin-bottom: 0.25rem;
  }
}

/* Invoice review demo extensions: handwritten bill and AI value layer */
.invoice-demo-samples {
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
}

.invoice-demo-status.is-low {
  border-color: #fed7aa;
  background-color: #fff7ed;
  color: #9a3412;
}

.invoice-demo-scan-preview {
  margin: 1rem 0 1.25rem;
}

.invoice-demo-scan-preview img {
  display: block;
  width: 100%;
  max-height: 46rem;
  object-fit: contain;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background-color: var(--color-surface);
}

.invoice-demo-scan-preview figcaption {
  margin-top: 0.75rem;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--color-text-muted);
}

.invoice-demo-line-items {
  border-top: 1px solid var(--color-border);
  margin-top: 1.25rem;
  padding-top: 1rem;
}

.invoice-demo-line-items strong,
.invoice-demo-value-card h4,
.invoice-demo-value-card strong,
.invoice-demo-metric-list dt {
  color: var(--color-text);
  font-weight: 600;
}

.invoice-demo-line-items ul,
.invoice-demo-value-card ul {
  display: grid;
  gap: 0.75rem;
  margin-top: 0.75rem;
}

.invoice-demo-line-items li {
  display: grid;
  gap: 0.25rem;
  color: var(--color-text);
}

.invoice-demo-line-items small {
  color: var(--color-text-muted);
}

.invoice-demo-ocr-card pre {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background-color: var(--color-surface);
  padding: 1rem;
  margin-top: 1rem;
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--color-text);
}

.invoice-demo-ai-layer {
  background-color: var(--color-surface);
}

.invoice-demo-ai-layer .invoice-demo-section-header {
  margin-bottom: 1.25rem;
}

.invoice-demo-ai-layer .invoice-demo-section-header h3 {
  margin-bottom: 0;
}

.invoice-demo-value-grid,
.invoice-demo-help-grid {
  display: grid;
  gap: 1rem;
}

.invoice-demo-value-card {
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background-color: var(--color-bg);
  padding: 1.25rem;
}

.invoice-demo-value-card h4 {
  font-size: 1rem;
  margin-bottom: 1rem;
}

.invoice-demo-value-card li,
.invoice-demo-value-card p,
.invoice-demo-metric-list dd {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--color-text-muted);
}

.invoice-demo-comparison-grid,
.invoice-demo-help-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.invoice-demo-comparison-grid {
  display: grid;
  gap: 1rem;
}

.invoice-demo-comparison-grid > div,
.invoice-demo-help-grid > div,
.invoice-demo-metric-list div {
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background-color: var(--color-surface);
  padding: 1rem;
}

.invoice-demo-metric-list {
  display: grid;
  gap: 0.75rem;
}

.invoice-demo-metric-list div {
  display: grid;
  gap: 0.25rem;
}

.invoice-demo-metric-list dd {
  margin: 0;
}

@media (max-width: 720px) {
  .invoice-demo-comparison-grid,
  .invoice-demo-help-grid {
    grid-template-columns: 1fr;
  }

  .invoice-demo-scan-preview img {
    max-height: none;
  }
}

/* Gate 1 application */
.application-main {
  padding: 4rem var(--container-px);
}

.application-shell {
  max-width: 48rem;
  padding: 2.5rem;
  border: 1px solid var(--color-border);
  border-radius: 1rem;
  background: var(--color-bg);
}

.application-shell form {
  display: grid;
  gap: 2rem;
  margin-top: 2rem;
}

.application-shell fieldset {
  display: grid;
  gap: 1rem;
  min-width: 0;
  padding: 1.5rem;
  border: 1px solid var(--color-border);
  border-radius: .75rem;
}

.application-shell legend {
  padding: 0 .5rem;
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
}

.application-check {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: .75rem;
  align-items: start;
  line-height: 1.55;
}

.application-check input {
  margin-top: .3rem;
}

.application-check > div {
  min-width: 0;
  font-weight: 400;
}

.application-check label {
  font-weight: 400;
}

.application-check a {
  color: var(--color-signal);
  font-weight: 600;
  text-decoration: underline;
  text-decoration-thickness: .08em;
  text-underline-offset: .16em;
}

.application-check a:hover {
  color: var(--color-signal-dark);
  text-decoration-thickness: .12em;
}

.application-check a:focus-visible {
  border-radius: .15rem;
  outline: 3px solid var(--color-signal);
  outline-offset: 2px;
}

.application-check-error {
  margin-left: 1.75rem;
}

.field-optional {
  color: var(--color-text-muted);
  font-size: .85em;
  font-weight: 400;
}

.application-course-details {
  margin-top: 1rem;
}

.application-course-details summary {
  color: var(--color-signal);
  cursor: pointer;
  font-weight: 600;
}

.application-course-details summary:focus-visible {
  border-radius: .2rem;
  outline: 3px solid var(--color-signal);
  outline-offset: 3px;
}

.application-course-details__body {
  margin-top: 1rem;
}

.application-disclosure {
  padding: 1rem;
  border-left: 3px solid var(--color-signal);
  background: var(--color-surface);
}

.application-result {
  margin-top: 2rem;
  padding: 1.5rem;
  border: 1px solid #bbf7d0;
  border-radius: .75rem;
  background: #f0fdf4;
}

.application-result .btn {
  margin-top: 1rem;
}

@media (max-width: 600px) {
  .application-main {
    padding: 2rem 1rem;
  }

  .application-shell,
  .application-shell fieldset {
    padding: 1.25rem;
  }
}
/* ============================================================
   Vendor Onboarding RAG Demo
   ============================================================ */
.rag-demo-hero {
  padding-top: 4rem;
  padding-bottom: 5rem;
  border-bottom: 1px solid var(--color-border);
}

.rag-demo-title {
  font-family: var(--font-serif);
  font-size: clamp(2.25rem, 4.5vw, 3.5rem);
  font-weight: 600;
  line-height: 1.12;
  color: var(--color-text);
  max-width: 16ch;
  margin-bottom: 1.5rem;
}

.rag-demo-subtitle,
.rag-demo-explainer {
  font-size: 1.125rem;
  line-height: 1.75;
  color: var(--color-text-muted);
  max-width: 70ch;
  margin-bottom: 1rem;
}

.rag-demo-explainer {
  color: var(--color-text);
  max-width: 62ch;
}

.rag-demo-hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.875rem;
  margin-top: 1.5rem;
}

.rag-demo-text-link {
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-text);
}

.rag-demo-trust-note,
.rag-demo-note {
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--color-text-muted);
  margin-top: 1.25rem;
}

.rag-demo-section {
  padding-block: 4.5rem;
  border-bottom: 1px solid var(--color-border);
}

.rag-demo-questions-section,
.rag-demo-processing,
.rag-demo-how {
  background-color: var(--color-surface);
}

.rag-demo-section-header {
  max-width: 760px;
  margin-bottom: 2rem;
}

.rag-demo-section-header h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-text);
}

.rag-demo-documents,
.rag-demo-questions,
.rag-demo-result-grid,
.rag-demo-comparison {
  display: grid;
  gap: 1rem;
}

.rag-demo-documents {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.rag-demo-questions {
  grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
}

.rag-demo-result-grid,
.rag-demo-comparison {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: start;
}

.rag-demo-document-card,
.rag-demo-question,
.rag-demo-card {
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background-color: var(--color-bg);
  padding: 1.5rem;
}

.rag-demo-question {
  min-height: 12rem;
  text-align: left;
  cursor: pointer;
  transition: border-color 0.15s, box-shadow 0.15s, background-color 0.15s;
}

.rag-demo-question:hover,
.rag-demo-question:focus-visible {
  border-color: var(--color-text);
  outline: none;
}

.rag-demo-question.is-selected {
  border-color: var(--color-text);
  box-shadow: inset 0 0 0 1px var(--color-text);
}

.rag-demo-question span,
.rag-demo-badge,
.rag-demo-source span,
.rag-demo-answer-meta strong,
.rag-demo-citations strong,
.rag-demo-limitations strong {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.rag-demo-question strong,
.rag-demo-document-card h3,
.rag-demo-card h3 {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1.3;
  color: var(--color-text);
  margin-top: 0.75rem;
}

.rag-demo-document-card p,
.rag-demo-card p,
.rag-demo-card li,
.rag-demo-document-card small {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--color-text-muted);
}

.rag-demo-document-card small {
  display: block;
  margin-top: 1rem;
  overflow-wrap: anywhere;
}

.rag-demo-badge,
.rag-demo-status {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background-color: var(--color-surface);
  color: var(--color-text);
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1;
  padding: 0.4rem 0.6rem;
}

.rag-demo-timeline {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
}

.rag-demo-timeline-step {
  min-height: 6.5rem;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background-color: var(--color-bg);
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  color: var(--color-text-muted);
}

.rag-demo-timeline-step.is-active {
  border-color: var(--color-text);
  color: var(--color-text);
}

.rag-demo-timeline-step.is-complete {
  background-color: #f0fdf4;
  color: #166534;
}

.rag-demo-timeline-icon {
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 999px;
  border: 1px solid currentColor;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8125rem;
  font-weight: 600;
}

.rag-demo-source-list,
.rag-demo-limitations ul,
.rag-demo-citations ul,
.rag-demo-card ul,
.rag-demo-how-list {
  display: grid;
  gap: 0.75rem;
  margin-top: 1rem;
}

.rag-demo-source {
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background-color: var(--color-surface);
  padding: 1rem;
}

.rag-demo-source strong {
  display: block;
  color: var(--color-text);
  line-height: 1.45;
  margin: 0.45rem 0;
}

.rag-demo-source small {
  display: block;
  color: var(--color-text-muted);
  font-size: 0.8125rem;
  margin-top: 0.5rem;
}

.rag-demo-status {
  margin: 0.5rem 0 1rem;
}

.rag-demo-status.is-high {
  border-color: #bbf7d0;
  background-color: #f0fdf4;
  color: #166534;
}

.rag-demo-status.is-low {
  border-color: #fed7aa;
  background-color: #fff7ed;
  color: #9a3412;
}

.rag-demo-status.is-medium {
  border-color: #fde68a;
  background-color: #fffbeb;
  color: #92400e;
}

.rag-demo-answer {
  font-size: 1rem !important;
  color: var(--color-text) !important;
}

.rag-demo-answer-meta,
.rag-demo-citations,
.rag-demo-limitations,
.rag-demo-empty {
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background-color: var(--color-surface);
  padding: 1rem;
  margin-top: 1rem;
}

.rag-demo-card--wide {
  max-width: 760px;
}

.rag-demo-how-list {
  max-width: 820px;
  counter-reset: rag-step;
  list-style: none;
  padding-left: 0;
}

.rag-demo-how-list li {
  counter-increment: rag-step;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background-color: var(--color-bg);
  padding: 1rem;
  line-height: 1.7;
  color: var(--color-text);
}

.rag-demo-how-list li::before {
  content: counter(rag-step) ". ";
  font-weight: 600;
  color: var(--color-text);
}

/* Knowledge Markdown static demo */
.km-demo-page {
  overflow-x: hidden;
}

.km-demo-pipeline {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.875rem;
}

.km-demo-pipeline-card {
  min-height: 14rem;
}

.km-demo-sample-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(18rem, 0.75fr);
  gap: 1rem;
  align-items: start;
}

.km-demo-pipeline > *,
.km-demo-sample-grid > *,
.km-demo-page .rag-demo-comparison > * {
  min-width: 0;
}

.km-demo-page .rag-demo-title,
.km-demo-page .rag-demo-subtitle,
.km-demo-page .rag-demo-explainer,
.km-demo-page .rag-demo-section-header h2,
.km-demo-page .rag-demo-card p,
.km-demo-page .rag-demo-card li {
  overflow-wrap: anywhere;
}

.km-demo-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(8.5rem, 1fr));
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.km-demo-metric {
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background-color: var(--color-surface);
  padding: 0.875rem;
}

.km-demo-metric strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 600;
  line-height: 1;
  color: var(--color-text);
}

.km-demo-metric span {
  display: block;
  margin-top: 0.45rem;
  font-size: 0.8125rem;
  line-height: 1.45;
  color: var(--color-text-muted);
}

.km-demo-note-list {
  display: grid;
  gap: 0.625rem;
  margin-top: 1.25rem;
}

.km-demo-artifact-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.625rem;
  margin-bottom: 1rem;
}

.km-demo-artifact-tab {
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background-color: var(--color-bg);
  color: var(--color-text);
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.65rem 0.9rem;
  transition: border-color 0.15s, background-color 0.15s;
}

.km-demo-artifact-tab:hover,
.km-demo-artifact-tab:focus-visible,
.km-demo-artifact-tab.is-selected {
  border-color: var(--color-text);
  outline: none;
}

.km-demo-artifact-tab.is-selected {
  background-color: var(--color-text);
  color: var(--color-bg);
}

.km-demo-artifact-card {
  max-width: 980px;
}

.km-demo-artifact-header {
  display: grid;
  grid-template-columns: minmax(0, 16rem) minmax(0, 1fr);
  gap: 1rem;
  align-items: start;
  margin-bottom: 1rem;
}

.km-demo-code {
  box-sizing: border-box;
  width: 100%;
  max-width: 100%;
  max-height: 32rem;
  overflow: auto;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background-color: #111827;
  color: #f9fafb;
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
  font-size: 0.875rem;
  line-height: 1.65;
  padding: 1rem;
  white-space: pre;
}

.km-demo-code:focus-visible {
  outline: 2px solid var(--color-text);
  outline-offset: 3px;
}

@media (max-width: 980px) {
  .rag-demo-documents {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .rag-demo-result-grid,
  .rag-demo-comparison {
    grid-template-columns: 1fr;
  }

  .rag-demo-timeline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .km-demo-pipeline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .km-demo-sample-grid,
  .km-demo-artifact-header {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .rag-demo-hero,
  .rag-demo-section {
    padding-block: 3.25rem;
  }

  .rag-demo-title {
    max-width: 100%;
  }

  .rag-demo-documents,
  .rag-demo-timeline {
    grid-template-columns: 1fr;
  }

  .km-demo-pipeline {
    grid-template-columns: 1fr;
  }

  .km-demo-code {
    font-size: 0.8125rem;
  }
}

@media (max-width: 520px) {
  .km-demo-page .rag-demo-title,
  .km-demo-page .rag-demo-subtitle,
  .km-demo-page .rag-demo-explainer,
  .km-demo-page .rag-demo-trust-note,
  .km-demo-page .rag-demo-section-header,
  .km-demo-page .rag-demo-section-header h2,
  .km-demo-pipeline-card,
  .km-demo-page .rag-demo-card {
    max-width: calc(100vw - (var(--container-px) * 2));
  }
}

/* Document ingestion comparator */
.ingestion-demo-page {
  overflow-x: hidden;
}

.ingestion-demo-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(18rem, 0.8fr);
  gap: 1rem;
  align-items: start;
}

.ingestion-demo-form,
.ingestion-demo-status,
.ingestion-demo-result-card,
.ingestion-demo-markdown-card,
.ingestion-demo-ai-card {
  min-width: 0;
}

.ingestion-demo-file-drop {
  display: grid;
  gap: 0.55rem;
  border: 1px dashed var(--color-border);
  border-radius: 8px;
  background-color: var(--color-surface);
  padding: 1.25rem;
  cursor: pointer;
  transition: border-color 0.15s, background-color 0.15s;
}

.ingestion-demo-file-drop:hover,
.ingestion-demo-file-drop:focus-within {
  border-color: var(--color-text);
  background-color: var(--color-bg);
}

.ingestion-demo-file-title,
.ingestion-demo-fieldset legend,
.ingestion-demo-check strong,
.ingestion-demo-job-list dt,
.ingestion-demo-ai-notes dt {
  color: var(--color-text);
  font-weight: 600;
}

.ingestion-demo-file-meta,
.ingestion-demo-fieldset p,
.ingestion-demo-check small,
.ingestion-demo-job-list dd,
.ingestion-demo-ai-notes dd {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  line-height: 1.6;
}

.ingestion-demo-file-drop input {
  font-family: var(--font-sans);
  font-size: 0.9375rem;
}

.ingestion-demo-fieldset {
  border: 0;
  padding: 0;
  margin: 1.5rem 0 0;
}

.ingestion-demo-parser-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(13rem, 1fr));
  gap: 0.75rem;
  margin-top: 1rem;
}

.ingestion-demo-parser,
.ingestion-demo-check {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.75rem;
  align-items: start;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background-color: var(--color-bg);
  padding: 1rem;
}

.ingestion-demo-parser input,
.ingestion-demo-check input {
  margin-top: 0.2rem;
}

.ingestion-demo-parser strong,
.ingestion-demo-parser small,
.ingestion-demo-check strong,
.ingestion-demo-check small {
  display: block;
}

.ingestion-demo-parser small {
  margin-top: 0.35rem;
  color: var(--color-text-muted);
  font-size: 0.8125rem;
  line-height: 1.5;
}

.ingestion-demo-check,
.ingestion-demo-actions,
.ingestion-demo-notice {
  margin-top: 1rem;
}

.ingestion-demo-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.ingestion-demo-notice,
.ingestion-demo-message,
.ingestion-demo-job-list div,
.ingestion-demo-picker,
.ingestion-demo-ai-notes div {
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background-color: var(--color-surface);
  padding: 1rem;
}

.ingestion-demo-notice p,
.ingestion-demo-message p {
  margin-top: 0.4rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.ingestion-demo-message {
  margin-top: 1rem;
}

.ingestion-demo-message.is-success {
  border-color: #bbf7d0;
  background-color: #f0fdf4;
}

.ingestion-demo-message.is-warn {
  border-color: #fde68a;
  background-color: #fffbeb;
}

.ingestion-demo-message.is-error,
.ingestion-demo-error {
  border-color: #fecaca;
  background-color: #fef2f2;
  color: #991b1b;
}

.ingestion-demo-job-list,
.ingestion-demo-ai-notes {
  display: grid;
  gap: 0.75rem;
  margin-top: 1rem;
}

.ingestion-demo-job-list dd,
.ingestion-demo-ai-notes dd {
  margin: 0.25rem 0 0;
  overflow-wrap: anywhere;
}

.ingestion-demo-result-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
  gap: 1rem;
  align-items: start;
}

.ingestion-demo-result-card {
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background-color: var(--color-bg);
  padding: 1.25rem;
}

.ingestion-demo-result-card.is-ready {
  border-color: #bbf7d0;
}

.ingestion-demo-result-card.is-failed,
.ingestion-demo-result-card.is-skipped {
  border-color: #fed7aa;
}

.ingestion-demo-result-head,
.ingestion-demo-markdown-actions {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: flex-start;
}

.ingestion-demo-result-head h3,
.ingestion-demo-markdown-actions h3,
.ingestion-demo-ai-card h3 {
  color: var(--color-text);
  font-size: 1.125rem;
  margin-top: 0.75rem;
}

.ingestion-demo-result-card p,
.ingestion-demo-result-card li,
.ingestion-demo-markdown-preview p,
.ingestion-demo-ai-card li,
.ingestion-demo-ai-card p {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  line-height: 1.7;
}

.ingestion-demo-error {
  border: 1px solid #fecaca;
  border-radius: 8px;
  padding: 0.75rem;
  margin-top: 0.75rem;
}

.ingestion-demo-tabs,
.ingestion-demo-picker {
  display: flex;
  flex-wrap: wrap;
  gap: 0.625rem;
  margin-top: 1.5rem;
}

.ingestion-demo-tab,
.ingestion-demo-picker-button {
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background-color: var(--color-bg);
  color: var(--color-text);
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.65rem 0.9rem;
}

.ingestion-demo-tab:hover,
.ingestion-demo-tab:focus-visible,
.ingestion-demo-tab.is-selected,
.ingestion-demo-picker-button:hover,
.ingestion-demo-picker-button:focus-visible,
.ingestion-demo-picker-button.is-selected {
  border-color: var(--color-text);
  outline: none;
}

.ingestion-demo-tab.is-selected,
.ingestion-demo-picker-button.is-selected {
  background-color: var(--color-text);
  color: var(--color-bg);
}

.ingestion-demo-panel {
  margin-top: 1rem;
}

.ingestion-demo-markdown-card {
  max-width: 100%;
}

.ingestion-demo-markdown-actions > div {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.ingestion-demo-markdown-preview {
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background-color: var(--color-surface);
  padding: 1.25rem;
  margin-top: 1rem;
  max-height: 34rem;
  overflow: auto;
}

.ingestion-demo-markdown-preview h2,
.ingestion-demo-markdown-preview h3,
.ingestion-demo-markdown-preview h4 {
  color: var(--color-text);
  margin: 1rem 0 0.5rem;
}

.ingestion-demo-markdown-preview h2:first-child,
.ingestion-demo-markdown-preview h3:first-child,
.ingestion-demo-markdown-preview h4:first-child {
  margin-top: 0;
}

.ingestion-demo-compare-grid,
.ingestion-demo-ai-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  align-items: start;
}

.ingestion-demo-ai-grid section {
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background-color: var(--color-surface);
  padding: 1rem;
}

.ingestion-demo-ai-grid h4 {
  color: var(--color-text);
  margin-bottom: 0.75rem;
}

@media (max-width: 880px) {
  .ingestion-demo-layout,
  .ingestion-demo-compare-grid,
  .ingestion-demo-ai-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .ingestion-demo-result-head,
  .ingestion-demo-markdown-actions {
    flex-direction: column;
  }

  .ingestion-demo-parser-grid,
  .ingestion-demo-result-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   Admin Page
   ============================================================ */
.admin-page {
  background-color: var(--color-bg);
}

.admin-page [hidden] {
  display: none !important;
}

.admin-header .header-inner {
  gap: 1rem;
}

.admin-session-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
}

.admin-user-pill,
.admin-state-pill {
  display: inline-flex;
  align-items: center;
  max-width: 18rem;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  color: var(--color-text-muted);
  font-size: 0.8125rem;
  line-height: 1;
  padding: 0.45rem 0.65rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.admin-logout-button {
  padding: 0.55rem 0.9rem;
}

.admin-hero {
  padding-block: 4.5rem;
  border-bottom: 1px solid var(--color-border);
}

.admin-hero-inner,
.admin-view-toolbar,
.admin-detail-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1.5rem;
}

.admin-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 600;
  line-height: 1.15;
  color: var(--color-text);
  margin-bottom: 1rem;
}

.admin-intro,
.admin-api-note,
.admin-panel-copy p,
.admin-view-toolbar p,
.admin-empty {
  color: var(--color-text-muted);
  line-height: 1.7;
}

.admin-intro {
  max-width: 56ch;
  font-size: 1.0625rem;
}

.admin-api-note {
  max-width: 24rem;
  overflow-wrap: anywhere;
  font-size: 0.875rem;
  text-align: right;
}

.admin-content {
  padding-block: 4.5rem;
  min-height: 34rem;
}

.admin-status {
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
  color: var(--color-text-muted);
  padding: 1rem 1.125rem;
  margin-bottom: 1.5rem;
  font-size: 0.9375rem;
  line-height: 1.65;
}

.admin-status.is-success {
  border-color: #bbf7d0;
  background-color: #f0fdf4;
  color: #166534;
}

.admin-status.is-warn {
  border-color: #fde68a;
  background-color: #fffbeb;
  color: #92400e;
}

.admin-status.is-error {
  border-color: #fecaca;
  background-color: #fef2f2;
  color: #991b1b;
}

.admin-login-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(18rem, 1fr);
  gap: 4rem;
  align-items: start;
  max-width: 920px;
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
  padding: 2.5rem;
}

.admin-panel-copy h2,
.admin-view-toolbar h2,
.admin-detail-header h3 {
  color: var(--color-text);
  font-family: var(--font-serif);
  font-weight: 600;
  line-height: 1.2;
}

.admin-panel-copy h2 {
  font-size: 1.75rem;
  margin-bottom: 1rem;
}

.admin-login-form {
  min-width: 0;
}

.admin-form-actions,
.admin-tabs,
.admin-feedback-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: flex-end;
}

.admin-feedback-filters {
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
  padding: 1rem;
  margin-bottom: 1rem;
}

.admin-feedback-filters .form-field {
  flex: 1 1 11rem;
  margin-bottom: 0;
}

.admin-feedback-filters select {
  width: 100%;
  min-height: 2.875rem;
  border: 1px solid var(--color-border);
  border-radius: 2px;
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: 1rem;
  padding: 0.75rem 0.875rem;
}

.admin-tabs {
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 2rem;
}

.admin-tab {
  border: 0;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--color-text-muted);
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 600;
  padding: 0 0 0.85rem;
}

.admin-tab:hover,
.admin-tab:focus-visible,
.admin-tab.is-active {
  color: var(--color-text);
  border-bottom-color: var(--color-text);
}
.admin-training-courses, .admin-training-cohorts { display: grid; grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr)); gap: 1rem; margin: 1.5rem 0; }
.admin-training-card { padding: 1.25rem; border: 1px solid var(--color-border); border-radius: .75rem; background: var(--color-bg); }
.admin-training-card .btn { margin: .75rem .5rem 0 0; }
.admin-payment-handoff { background: var(--color-surface); border-left: 4px solid var(--color-signal); margin-top: 1rem; padding: 1rem; }
.admin-payment-handoff p { margin-top: 0; }
.admin-training-cohort-editor { margin: 2rem 0; padding: 1.5rem; border: 1px solid var(--color-border); border-radius: .75rem; background: var(--color-surface); }
.admin-cohort-form { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; margin-top: 1rem; }
.admin-cohort-form .admin-form-actions { grid-column: 1 / -1; }
@media (max-width: 700px) { .admin-cohort-form { grid-template-columns: 1fr; } }

.admin-view-panel {
  min-width: 0;
}

.admin-view-toolbar {
  margin-bottom: 1.5rem;
}

.admin-view-toolbar h2 {
  font-size: 1.5rem;
  margin-bottom: 0.4rem;
}

.admin-split {
  display: grid;
  grid-template-columns: minmax(18rem, 0.9fr) minmax(0, 1.35fr);
  gap: 1rem;
  align-items: start;
}

.admin-list-pane,
.admin-detail-pane,
.admin-summary-row {
  border: 1px solid var(--color-border);
  background-color: var(--color-bg);
}

.admin-list-pane {
  max-height: 42rem;
  overflow: auto;
}

.admin-list {
  display: grid;
}

.admin-list-item {
  display: grid;
  gap: 0.25rem;
  width: 100%;
  border: 0;
  border-bottom: 1px solid var(--color-border);
  background-color: var(--color-bg);
  color: var(--color-text);
  cursor: pointer;
  font-family: var(--font-sans);
  padding: 1rem;
  text-align: left;
}

.admin-list-item:last-child {
  border-bottom: 0;
}

.admin-list-item:hover,
.admin-list-item:focus-visible,
.admin-list-item.is-selected {
  background-color: var(--color-surface);
}

.admin-list-item.is-selected {
  box-shadow: inset 3px 0 0 var(--color-text);
}

.admin-list-item strong {
  font-size: 0.9375rem;
  line-height: 1.4;
  overflow-wrap: anywhere;
}

.admin-list-item span,
.admin-list-item p,
.admin-detail-grid dd,
.admin-detail-body {
  overflow-wrap: anywhere;
}

.admin-list-item > span:not(.admin-list-kicker):not(.admin-list-meta) {
  color: var(--color-text-muted);
  font-size: 0.875rem;
}

.admin-list-item p {
  color: var(--color-text-muted);
  font-size: 0.875rem;
  line-height: 1.55;
}

.admin-list-kicker,
.admin-list-meta {
  color: var(--color-text-muted);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.admin-list-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.admin-list-meta span,
.admin-state-pill {
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 0.25rem 0.45rem;
}

.admin-detail-pane {
  min-height: 20rem;
  padding: 1.25rem;
}

.admin-detail-header {
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 1.25rem;
  padding-bottom: 1rem;
}

.admin-detail-header h3 {
  font-size: 1.35rem;
  margin-top: 0.25rem;
}

.admin-detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.admin-detail-grid div,
.admin-summary-metric {
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
  padding: 0.8rem;
}

.admin-detail-grid dt {
  color: var(--color-text-muted);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.admin-detail-grid dd {
  color: var(--color-text);
  font-size: 0.9375rem;
  margin-top: 0.3rem;
}

.admin-detail-body {
  border-top: 1px solid var(--color-border);
  color: var(--color-text);
  font-size: 1rem;
  line-height: 1.75;
  margin-top: 1.25rem;
  padding-top: 1.25rem;
  white-space: pre-wrap;
}

.admin-detail-section {
  margin-top: 1.25rem;
}

.admin-detail-section h4 {
  color: var(--color-text);
  font-size: 0.875rem;
  margin-bottom: 0.75rem;
}

.admin-feedback-summary {
  margin-bottom: 1rem;
}

.admin-summary-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
}

.admin-summary-metric {
  border-width: 0 1px 0 0;
}

.admin-summary-metric:last-child {
  border-right: 0;
}

.admin-summary-metric strong {
  display: block;
  color: var(--color-text);
  font-family: var(--font-serif);
  font-size: 1.5rem;
  line-height: 1;
}

.admin-summary-metric span {
  display: block;
  color: var(--color-text-muted);
  font-size: 0.8125rem;
  margin-top: 0.4rem;
}

.admin-footer-bottom {
  border-top: 0;
  padding-top: 0;
}

@media (max-width: 900px) {
  .admin-login-panel,
  .admin-split {
    grid-template-columns: 1fr;
  }

  .admin-list-pane {
    max-height: 24rem;
  }
}

@media (max-width: 768px) {
  .admin-hero,
  .admin-content {
    padding-block: 3.5rem;
  }

  .admin-hero-inner,
  .admin-view-toolbar,
  .admin-detail-header {
    flex-direction: column;
  }

  .admin-api-note {
    max-width: 100%;
    text-align: left;
  }

  .admin-login-panel {
    padding: 1.5rem;
    gap: 2rem;
  }

  .admin-summary-row,
  .admin-detail-grid {
    grid-template-columns: 1fr;
  }

  .admin-summary-metric {
    border-width: 0 0 1px 0;
  }

  .admin-summary-metric:last-child {
    border-bottom: 0;
  }
}

@media (max-width: 560px) {
  .admin-header .header-inner {
    align-items: flex-start;
    flex-direction: column;
    height: auto;
    padding-block: 0.85rem;
  }

  .admin-session-actions {
    width: 100%;
    justify-content: space-between;
  }

  .admin-user-pill {
    max-width: min(14rem, 58vw);
  }
}
.learner-page {
  min-height: 100vh;
  background: var(--color-surface);
}

.learner-page [hidden] {
  display: none !important;
}

.training-hero .eyebrow,
.learner-page .eyebrow,
.admin-page .eyebrow {
  opacity: 1;
}

.learner-auth-main {
  min-height: calc(100vh - 76px);
  display: grid;
  place-items: center;
  padding: 3rem var(--container-px);
}

.learner-auth-card {
  width: min(100%, 32rem);
  padding: 2.5rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 1rem;
  box-shadow: 0 16px 45px rgba(17, 24, 39, .08);
}

.learner-auth-card h1,
.learner-shell h1 {
  margin-bottom: 1rem;
}

.learner-auth-card > p:not(.eyebrow) {
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
}

.learner-auth-card form {
  display: grid;
  gap: 1rem;
}

.learner-status,
.learner-shell-status {
  margin: 1rem 0;
  padding: .875rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: .5rem;
}

.learner-status.is-error {
  color: #991b1b;
  border-color: #fecaca;
  background: #fef2f2;
}

.learner-status.is-success {
  color: #166534;
  border-color: #bbf7d0;
  background: #f0fdf4;
}

.learner-form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  align-items: center;
}

.learner-text-button {
  border: 0;
  background: transparent;
  color: var(--color-signal-dark);
  text-decoration: underline;
  cursor: pointer;
  padding: .75rem .25rem;
}

.learner-session {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: .875rem;
}

.learner-shell,
.learner-shell-status {
  margin-top: 4rem;
}

.learner-error-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-top: 1rem;
}

.learner-error-actions[hidden] {
  display: none;
}

.learner-shell {
  padding: 2.5rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 1rem;
}

.learner-current-action {
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--color-border);
}

.learner-current-action .btn {
  margin-top: 1rem;
}

.learner-application-list {
  display: grid;
  gap: 1rem;
  margin: 2rem 0;
}

.learner-application-card {
  padding: 1.5rem;
  border: 1px solid var(--color-border);
  border-radius: .75rem;
  background: var(--color-surface);
}

.learner-application-card--waiting {
  border-left: 4px solid var(--color-signal);
  background: var(--color-surface);
}

.learner-application-progress {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: .5rem;
  margin: 1.25rem 0;
  padding: 0;
  list-style: none;
}

.learner-application-progress__step {
  position: relative;
  padding-top: .75rem;
  color: var(--color-text-muted);
  border-top: 3px solid var(--color-border);
  font-size: .875rem;
}

.learner-application-progress__step--complete,
.learner-application-progress__step--current {
  color: var(--color-text);
  border-color: var(--color-signal);
}

.learner-application-progress__step--current {
  font-weight: 600;
}

.learner-offer-note {
  margin-top: 1rem;
}

.learner-communication-warning {
  margin-top: 1rem;
  padding: .75rem;
  color: #991b1b;
  background: #fef2f2;
  border-left: 3px solid #b91c1c;
}

.learner-profile {
  margin-top: 2rem;
}

.learner-profile dl {
  display: grid;
  grid-template-columns: minmax(10rem, .5fr) 1fr;
  gap: .75rem 1.5rem;
  margin-top: 1rem;
}

.learner-profile dt {
  color: var(--color-text-muted);
}

.learner-profile dd {
  margin: 0;
  overflow-wrap: anywhere;
}

.learner-support-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}

.learner-payment-main { padding-top: 4rem; padding-bottom: 6rem; }
.learner-payment-panel { max-width: 760px; }
.learner-payment-state,
.learner-payment-details,
.learner-payment-safety { margin-top: 1.5rem; }
.learner-payment-state { padding: 1.5rem; background: var(--color-surface); border: 1px solid var(--color-border); border-radius: .75rem; }
.learner-payment-state h2 { margin-bottom: .5rem; }
.learner-payment-details { display: grid; grid-template-columns: minmax(9rem, 1fr) 2fr; border-top: 1px solid var(--color-border); }
.learner-payment-details dt,
.learner-payment-details dd { padding: .85rem 0; border-bottom: 1px solid var(--color-border); }
.learner-payment-details dt { color: var(--color-text-muted); }
.learner-payment-details dd { margin: 0; font-weight: 500; }
.learner-payment-action { margin-top: 2rem; }
.learner-payment-acknowledgement { display: flex; gap: .65rem; align-items: flex-start; max-width: 44rem; margin-bottom: 1rem; }
.learner-payment-acknowledgement input { margin-top: .25rem; flex: 0 0 auto; }
.learner-payment-action [aria-disabled="true"] { opacity: .55; pointer-events: none; }
.learner-payment-action .field-hint { margin-top: .75rem; max-width: 42rem; }
.learner-payment-safety { color: var(--color-text-muted); max-width: 44rem; }
.learner-change-form { display: grid; gap: 1rem; max-width: 44rem; margin-top: 2rem; }
.learner-change-form fieldset { display: grid; gap: .65rem; padding: 1rem; border: 1px solid var(--color-border); border-radius: .75rem; }
.learner-change-form fieldset label { display: flex; gap: .6rem; align-items: flex-start; }
.learner-change-form select,
.learner-change-form textarea { width: 100%; padding: .8rem; border: 1px solid var(--color-border); border-radius: .4rem; background: var(--color-background); color: var(--color-text); }
.learner-change-form textarea { min-height: 8rem; resize: vertical; }
.admin-payment-detail { overflow-wrap: anywhere; }
.admin-payment-evidence,
.admin-payment-command { margin-top: 1.5rem; padding-top: 1rem; border-top: 1px solid var(--color-border); }
.admin-payment-evidence pre { max-height: 18rem; overflow: auto; padding: .75rem; background: var(--color-surface); white-space: pre-wrap; }
.admin-payment-command-form { display: grid; gap: .8rem; margin-top: .75rem; }
.admin-payment-command-form textarea { min-height: 5rem; }

/* Administration workspace — intentionally scoped to the admin root. */
.admin-page { min-height: 100vh; background: #f5f7fa; }
.admin-page .admin-topbar { min-height: 4rem; padding: .75rem clamp(1rem, 3vw, 2rem); display: flex; align-items: center; justify-content: space-between; gap: 1rem; border-bottom: 1px solid var(--color-border); background: var(--color-bg); position: sticky; top: 0; z-index: 20; }
.admin-page .admin-brand { display: inline-flex; align-items: center; gap: .65rem; color: var(--color-text); font-weight: 600; text-decoration: none; }
.admin-page .admin-brand-mark { display: grid; place-items: center; flex: 0 0 2rem; width: 2rem; height: 2rem; border-radius: .5rem; color: #fff; background: #111827; font-size: .75rem; }
.admin-page .admin-brand .brand-text { width: auto; height: auto; color: inherit; background: transparent; font-size: inherit; }
.admin-page .admin-environment, .admin-page .admin-user-pill { padding: .35rem .6rem; border-radius: 999px; background: var(--color-surface); color: var(--color-text-muted); font-size: .78rem; }
.admin-page .admin-main { max-width: 1440px; margin: 0 auto; padding: 1.25rem; }
.admin-page .admin-login-panel { display: block; width: min(100%, 32rem); max-width: 32rem; margin: 8vh auto; padding: 2rem; border: 1px solid var(--color-border); border-radius: 1rem; background: #fff; box-shadow: 0 16px 40px rgba(15,23,42,.06); }
.admin-page .admin-login-panel .admin-panel-copy { margin-bottom: 1.5rem; }
.admin-page .admin-login-panel .admin-panel-copy h1 { max-width: none; margin: 0 0 .75rem; font-size: clamp(2rem, 5vw, 2.75rem); line-height: 1.12; }
.admin-page .admin-login-panel .admin-panel-copy p:last-child { max-width: 40ch; margin-bottom: 0; }
.admin-page .admin-login-panel .admin-login-form { display: grid; gap: 1rem; }
.admin-page .admin-shell { display: grid; grid-template-columns: 15.5rem minmax(0, 1fr); gap: 1.5rem; align-items: start; }
.admin-page .admin-navigation { position: sticky; top: 5.25rem; padding: .75rem; border: 1px solid var(--color-border); border-radius: .85rem; background: #fff; }
.admin-page .admin-nav-group { display: grid; gap: .2rem; margin-bottom: 1rem; }
.admin-page .admin-nav-group > span { padding: .45rem .65rem; color: var(--color-text-muted); font-size: .7rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; }
.admin-page .admin-nav-group--legacy { margin-top: 1.25rem; padding-top: 1rem; border-top: 1px solid var(--color-border); }
.admin-page .admin-nav-group--legacy > p { margin: 0 .65rem .45rem; color: var(--color-text-muted); font-size: .72rem; line-height: 1.45; }
.admin-page .admin-tab { width: 100%; padding: .6rem .7rem; border: 0; border-radius: .5rem; background: transparent; color: #374151; text-align: left; cursor: pointer; }
.admin-page .admin-tab:hover { background: #f3f4f6; }
.admin-page .admin-tab.is-active { background: #111827; color: #fff; font-weight: 600; }
.admin-page .admin-tab:focus-visible, .admin-page .admin-nav-toggle:focus-visible { outline: 3px solid #2563eb; outline-offset: 2px; }
.admin-page .admin-section-header { display: flex; align-items: start; justify-content: space-between; gap: 1rem; margin-bottom: 1.25rem; padding: .25rem 0 1.25rem; border-bottom: 1px solid var(--color-border); }
.admin-page .admin-section-header h1 { margin: 0 0 .3rem; font-size: clamp(1.65rem, 3vw, 2.25rem); }
.admin-page .admin-section-header p { margin: 0; color: var(--color-text-muted); }
.admin-page input:not([type="hidden"]):not([type="checkbox"]):not([type="radio"]), .admin-page select, .admin-page textarea { box-sizing: border-box; min-height: 2.875rem; border: 1px solid var(--color-border); border-radius: 2px; background: var(--color-bg); color: var(--color-text); font-family: var(--font-sans); font-size: 1rem; line-height: 1.25; padding: .7rem .85rem; }
.admin-page input:not([type="hidden"]):not([type="checkbox"]):not([type="radio"]):focus, .admin-page select:focus, .admin-page textarea:focus { outline: 2px solid transparent; border-color: var(--color-text); box-shadow: 0 0 0 2px rgba(17, 24, 39, .12); }
.admin-page textarea { min-height: 7rem; line-height: 1.55; resize: vertical; }
.admin-page .btn { box-sizing: border-box; display: inline-flex; align-items: center; justify-content: center; min-height: 2.875rem; padding: .65rem 1rem; line-height: 1.2; text-align: center; white-space: nowrap; }
.admin-page .admin-section-header > .btn, .admin-page .admin-view-toolbar > .btn { flex: 0 0 auto; }
.admin-page .admin-global-search { display: flex; align-items: center; gap: .45rem; flex: 1 1 34rem; max-width: 44rem; }
.admin-page .admin-global-search label:not(.admin-visually-hidden) { font-size: .8rem; font-weight: 600; }
.admin-page .admin-global-search select { flex: 0 0 auto; }
.admin-page .admin-global-search input { min-width: 10rem; flex: 1 1 16rem; }
.admin-page .admin-global-search .btn { flex: 0 0 auto; }
.admin-page .admin-visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.admin-page .admin-view-panel { padding: 1.25rem; border: 1px solid var(--color-border); border-radius: .85rem; background: #fff; }
.admin-page .admin-workspace-intro { max-width: 46rem; }
.admin-page .admin-workspace-intro h2 { margin: .2rem 0 .6rem; }
.admin-page .admin-next-action, .admin-page .admin-exception-banner { margin-top: 1.25rem; padding: 1rem; border-left: .25rem solid #2563eb; border-radius: .4rem; background: #eff6ff; }
.admin-page .admin-next-action p, .admin-page .admin-exception-banner p { margin: .35rem 0 0; }
.admin-page .admin-exception-banner { border-left-color: #b91c1c; background: #fef2f2; }
.admin-page .admin-status-summary { display: grid; grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr)); gap: .75rem; }
.admin-page .admin-status-summary > * { padding: .9rem; border: 1px solid var(--color-border); border-radius: .55rem; }
.admin-page .admin-timeline { display: grid; gap: .75rem; padding-left: 1.25rem; border-left: 2px solid var(--color-border); }
.admin-page .admin-roster { width: 100%; border-collapse: collapse; }
.admin-page .admin-roster th, .admin-page .admin-roster td { padding: .75rem; border-bottom: 1px solid var(--color-border); text-align: left; vertical-align: top; }
.admin-page .admin-roster caption { padding: .65rem 0; font-weight: 600; text-align: left; }
.admin-page .admin-directory-search { display: grid; grid-template-columns: minmax(14rem, 2fr) minmax(11rem, 1fr) auto; gap: 1rem; align-items: end; margin-bottom: 1rem; }
.admin-page .admin-directory-search .admin-form-actions { margin: 0; align-self: end; }
.admin-page .admin-form-actions { align-items: center; }
.admin-page .admin-filter-form { display: flex; flex-wrap: wrap; gap: .75rem; align-items: flex-end; margin-bottom: 1rem; }
.admin-page .admin-filter-form > label { display: grid; flex: 1 1 12rem; gap: .35rem; min-width: 0; font-size: .875rem; font-weight: 500; }
.admin-page .admin-filter-form > .btn { flex: 0 0 auto; }
.admin-page .admin-filter-form > h3, .admin-page .admin-filter-form > p { flex: 1 0 100%; }
.admin-page #admin-cohort-search { grid-template-columns: minmax(13rem, 1.5fr) minmax(9rem, .7fr) minmax(9rem, .7fr) auto; }
.admin-page .admin-directory-meta { min-height: 1.5rem; margin-bottom: .5rem; color: var(--color-text-muted); font-size: .85rem; }
.admin-page .admin-learner-directory { display: grid; gap: .65rem; }
.admin-page .admin-learner-card { display: grid; gap: .25rem; width: 100%; text-align: left; }
.admin-page .admin-learner-status { display: flex; gap: .5rem; align-items: center; }
.admin-page .admin-attention-pill { padding: .15rem .45rem; border-radius: 999px; background: #fef2f2; color: #991b1b; font-size: .72rem; font-style: normal; font-weight: 600; }
.admin-page .admin-cohort-directory { display: grid; gap: .65rem; }
.admin-page .admin-course-split { display: grid; grid-template-columns: minmax(17rem, .72fr) minmax(0, 1.7fr); gap: 1rem; align-items: start; }
.admin-page .admin-course-directory { display: grid; gap: .65rem; }
.admin-page .admin-course-card { display: grid; gap: .3rem; width: 100%; color: var(--color-text); font-weight: 600; text-align: left; cursor: pointer; }
.admin-page .admin-course-card .admin-list-meta { font-weight: 400; }
.admin-page .admin-course-workspace { min-width: 0; padding: 1.25rem; border: 1px solid var(--color-border); border-radius: .7rem; background: var(--color-surface); }
.admin-page .admin-course-actions { display: flex; justify-content: flex-end; margin: .75rem 0 1rem; }
.admin-page .admin-course-record { margin-top: 1.5rem; }
.admin-page .admin-cohort-card { display: grid; gap: .3rem; width: 100%; text-align: left; }
.admin-page .admin-cohort-states { display: flex; align-items: center; gap: .5rem; font-weight: 600; }
.admin-page .admin-attention-reason { color: #991b1b; }
.admin-page .admin-cohort-split { display: grid; grid-template-columns: minmax(15rem, .7fr) minmax(0, 1.7fr); gap: 1rem; align-items: start; }
.admin-page .admin-cohort-workspace { min-width: 0; padding: 1.25rem; border: 1px solid var(--color-border); border-radius: .7rem; background: var(--color-surface); }
.admin-page .admin-cohort-header { margin-bottom: 1rem; padding-bottom: 1rem; border-bottom: 1px solid var(--color-border); }
.admin-page .admin-cohort-header h2 { margin: .15rem 0 .35rem; }
.admin-page .admin-cohort-breakdowns { margin-top: 1.25rem; }
.admin-page .admin-cohort-breakdowns { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .75rem; }
.admin-page .admin-cohort-breakdowns > h3 { grid-column: 1 / -1; margin-bottom: 0; }
.admin-page .admin-cohort-breakdown { padding: .8rem; border: 1px solid var(--color-border); border-radius: .55rem; background: #fff; }
.admin-page .admin-cohort-breakdown h4 { margin: 0 0 .5rem; }
.admin-page .admin-breakdown-list { margin: 0; }
.admin-page .admin-breakdown-list .admin-summary-fact { display: flex; justify-content: space-between; gap: .75rem; }
.admin-page .admin-breakdown-list dd { margin: 0; }
.admin-page .admin-cohort-history, .admin-page .admin-cohort-roster-section { margin-top: 1.25rem; }
.admin-page .admin-table-scroll { overflow-x: auto; }
.admin-page .admin-roster td .admin-list-meta { display: block; margin-top: .25rem; }
.admin-page .admin-pagination { display: flex; gap: .75rem; margin-top: 1rem; }
.admin-page .admin-learner-split { display: grid; grid-template-columns: minmax(16rem, .8fr) minmax(0, 1.6fr); gap: 1rem; align-items: start; }
.admin-page .admin-learner-workspace { min-width: 0; padding: 1.25rem; border: 1px solid var(--color-border); border-radius: .7rem; background: var(--color-surface); }
.admin-page .admin-learner-header { padding-bottom: 1rem; border-bottom: 1px solid var(--color-border); }
.admin-page .admin-learner-header h2 { margin: .15rem 0 .35rem; }
.admin-page .admin-learner-header p { margin: .2rem 0; }
.admin-page .admin-journey-state { font-weight: 600; }
.admin-page .admin-learner-section { margin-top: 1.25rem; }
.admin-page .admin-learner-section h3, .admin-page .admin-exception-banner h3 { margin: 0 0 .75rem; font-size: 1rem; }
.admin-page .admin-summary-fact dt { color: var(--color-text-muted); font-size: .75rem; }
.admin-page .admin-summary-fact dd { margin: .25rem 0 0; font-weight: 600; overflow-wrap: anywhere; }
.admin-page .admin-timeline li { display: grid; gap: .25rem; }
.admin-page .admin-exception-banner ul { margin: .5rem 0 0; padding-left: 1.25rem; list-style: disc; }
.admin-page .admin-nav-toggle { display: none; }
.admin-page .admin-cohort-form fieldset { min-width: 0; margin: 0 0 1rem; padding: 1rem; border: 1px solid var(--color-border); border-radius: .65rem; display: grid; grid-template-columns: repeat(auto-fit, minmax(13rem, 1fr)); gap: 1rem; }
.admin-page .admin-cohort-form legend { padding: 0 .4rem; font-weight: 600; }
.admin-page .admin-technical-details { margin-top: 1.25rem; padding: .85rem 1rem; border: 1px solid var(--color-border); border-radius: .6rem; background: var(--color-surface); }
.admin-page .admin-technical-details summary { cursor: pointer; font-weight: 600; }
.admin-page .admin-technical-details pre { max-height: 22rem; overflow: auto; white-space: pre-wrap; }
.admin-page .admin-dialog { width: min(34rem, calc(100% - 2rem)); padding: 0; border: 0; border-radius: .9rem; box-shadow: 0 24px 70px rgba(15,23,42,.3); }
.admin-page .admin-dialog::backdrop { background: rgba(15,23,42,.55); }
.admin-page .admin-dialog form { padding: 1.5rem; }
.admin-page .admin-dialog [data-dialog-fields] { display: grid; gap: 1rem; margin: 1rem 0; }
.admin-page .admin-dialog-error { color: #b91c1c; }
.admin-page .admin-communication-dialog { width: min(72rem, calc(100% - 2rem)); max-height: calc(100vh - 2rem); }
.admin-page .admin-communication-dialog form { max-height: calc(100vh - 2rem); overflow: auto; }
.admin-page #admin-communication-preview { display: grid; gap: 1rem; margin: 1rem 0; }
.admin-page .admin-confirmation { display: flex; gap: .6rem; align-items: flex-start; margin: 1rem 0; }
.admin-page .admin-confirmation input { flex: 0 0 auto; margin-top: .2rem; }
.admin-page .admin-next-action .btn { margin: .25rem .4rem .25rem 0; }
.admin-page .admin-next-action h4 { margin: 1rem 0 .4rem; }
.admin-page .admin-status-label { font-weight: 600; }
.admin-page .admin-overview-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr)); gap: 1rem; }
.admin-page .admin-overview-card { display: grid; gap: .35rem; min-height: 8rem; padding: 1.1rem; border: 1px solid var(--color-border); border-radius: .7rem; background: #fff; color: var(--color-text); text-align: left; cursor: pointer; }
.admin-page .admin-overview-card:hover { border-color: #9ca3af; box-shadow: 0 8px 24px rgba(15,23,42,.06); }
.admin-page .admin-overview-card strong { font-family: var(--font-serif); font-size: 1.65rem; }
.admin-page .admin-overview-card span { color: var(--color-text-muted); }
.admin-page .admin-today-queue { display: grid; gap: 1.25rem; }
.admin-page .admin-today-group { display: grid; gap: .75rem; }
.admin-page .admin-today-group h3 { margin: 0; font-size: 1rem; }
.admin-page .admin-today-items { display: grid; grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr)); gap: .75rem; }
.admin-page .admin-today-item { display: flex; flex-direction: column; align-items: flex-start; padding: 1rem; border: 1px solid var(--color-border); border-radius: .65rem; background: #fff; }
.admin-page .admin-today-item h4 { margin: .1rem 0 .4rem; }
.admin-page .admin-today-item p { margin: .25rem 0; }
.admin-page .admin-today-item .btn { margin-top: auto; padding-top: .55rem; }
.admin-page .admin-today-deadline { color: #991b1b; font-weight: 600; }
.admin-page .admin-list-item.is-selected, .admin-page .admin-list-item[aria-current="true"] { border-color: #111827; box-shadow: inset 3px 0 #111827; background: #f8fafc; }
.admin-page .admin-notify-form { margin-top: 1.5rem; padding-top: 1.5rem; border-top: 1px solid var(--color-border); }
@media (max-width: 800px) {
  .admin-page .admin-shell { display: block; }
  .admin-page .admin-nav-toggle { display: inline-flex; margin-bottom: .75rem; padding: .55rem .8rem; border: 1px solid var(--color-border); border-radius: .5rem; background: #fff; }
  .admin-page .admin-navigation { display: none; position: static; margin-bottom: 1rem; }
  .admin-page .admin-navigation.is-open { display: block; }
  .admin-page .admin-section-header { flex-direction: column; }
  .admin-page .admin-global-search { width: 100%; max-width: none; flex: none; flex-wrap: wrap; }
  .admin-page .admin-session-actions { flex-wrap: wrap; justify-content: flex-end; }
  .admin-page .admin-directory-search { grid-template-columns: 1fr; }
  .admin-page #admin-cohort-search { grid-template-columns: 1fr; }
  .admin-page .admin-learner-split { grid-template-columns: 1fr; }
  .admin-page .admin-cohort-split { grid-template-columns: 1fr; }
  .admin-page .admin-course-split { grid-template-columns: 1fr; }
  .admin-page .admin-course-actions { justify-content: flex-start; }
  .admin-page .admin-cohort-breakdowns { grid-template-columns: 1fr; }
  .admin-page .admin-filter-form > label { flex-basis: calc(50% - .75rem); }
}
@media (max-width: 480px) {
  .admin-page .admin-main { padding: .75rem; }
  .admin-page .admin-topbar { align-items: flex-start; }
  .admin-page .admin-brand { min-width: 0; overflow-wrap: anywhere; }
  .admin-page .brand-text { display: none; }
  .admin-page .admin-view-panel, .admin-page .admin-learner-workspace, .admin-page .admin-cohort-workspace, .admin-page .admin-course-workspace { padding: .85rem; }
  .admin-page .admin-status-summary { grid-template-columns: 1fr; }
  .admin-page .admin-global-search select, .admin-page .admin-global-search input, .admin-page .admin-global-search .btn { width: 100%; flex-basis: 100%; }
  .admin-page .admin-form-actions, .admin-page .admin-pagination { align-items: stretch; flex-direction: column; }
  .admin-page .admin-form-actions .btn, .admin-page .admin-pagination .btn { width: 100%; }
  .admin-page .admin-filter-form > label, .admin-page .admin-filter-form > .btn { width: 100%; flex-basis: 100%; }
}
/* End issue 293 administration workspace. */

@media (max-width: 640px) {
  .learner-payment-main { padding-top: 2.5rem; }
  .learner-payment-details { grid-template-columns: 1fr; }
  .learner-payment-details dt { padding-bottom: .2rem; border-bottom: 0; }
  .learner-payment-details dd { padding-top: 0; }
}

@media (max-width: 600px) {
  .learner-auth-card {
    padding: 1.5rem;
  }

  .learner-session span {
    display: none;
  }

  .learner-form-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .learner-profile dl {
    grid-template-columns: 1fr;
    gap: .25rem;
  }

  .learner-profile dd {
    margin-bottom: .75rem;
  }

  .learner-application-progress {
    grid-template-columns: 1fr;
  }

  .learner-application-progress__step {
    padding: .2rem 0 .2rem .75rem;
    border-top: 0;
    border-left: 3px solid var(--color-border);
  }

  .learner-application-progress__step--complete,
  .learner-application-progress__step--current {
    border-color: var(--color-signal);
  }
}

/* Gate 1 training experience */
.training-hero {
  padding: 7rem 0 5rem;
  border-bottom: 1px solid var(--color-border);
}

.training-reading {
  max-width: 52rem;
}

.training-hero h1,
.training-course-header h1 {
  max-width: 48rem;
  margin-bottom: 1.25rem;
  font-size: clamp(2.5rem, 7vw, 4.75rem);
  line-height: 1.05;
}

.training-lead {
  max-width: 46rem;
  color: var(--color-text-muted);
  font-size: 1.2rem;
  line-height: 1.7;
}

.training-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-top: 2rem;
}

.training-status {
  display: inline-block;
  margin-top: 1.5rem;
  padding: .65rem .9rem;
  border: 1px solid var(--color-border);
  border-radius: .4rem;
  background: var(--color-surface);
  font-weight: 600;
}

.training-section {
  padding: var(--section-py) 0;
}

.training-section--surface {
  background: var(--color-surface);
}

.training-course-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
}

.training-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 2rem;
  border: 1px solid var(--color-border);
  border-radius: .75rem;
  background: var(--color-bg);
}

.training-card h3 {
  margin-bottom: .75rem;
  font-size: 1.75rem;
}

.training-card > p:not(.training-kicker) {
  color: var(--color-text-muted);
}

.training-kicker {
  margin-bottom: .75rem;
  color: var(--color-signal-dark);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.training-facts {
  width: 100%;
  margin: 1.5rem 0;
  border-top: 1px solid var(--color-border);
}

.training-facts div {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: .75rem 0;
  border-bottom: 1px solid var(--color-border);
}

.training-facts dt {
  color: var(--color-text-muted);
}

.training-facts dd {
  margin: 0;
  font-weight: 600;
  text-align: right;
}

.training-checklist {
  margin: 1.5rem 0;
  padding-left: 1.25rem;
  list-style: disc;
}

.training-checklist li {
  margin-bottom: .75rem;
  line-height: 1.65;
}

@media (max-width: 720px) {
  .training-hero {
    padding: 4.5rem 0 3.5rem;
  }

  .training-course-grid {
    grid-template-columns: 1fr;
  }
}
/* Runtime configuration workspace */
.admin-page .admin-configuration-panel .admin-view-toolbar {
  align-items: flex-start;
}

.admin-page .admin-configuration-panel .admin-view-toolbar p {
  color: var(--color-text-muted);
  margin: 0.35rem 0 0;
  max-width: 66ch;
}

.admin-page .admin-configuration-alert {
  background: #fff7ed;
  border: 1px solid #c2410c;
  border-radius: 0.6rem;
  color: #9a3412;
  margin-bottom: 1rem;
  padding: 0.85rem 1rem;
}

.admin-page .admin-configuration-group + .admin-configuration-group {
  border-top: 1px solid var(--color-border);
  margin-top: 2rem;
  padding-top: 2rem;
}

.admin-page .admin-configuration-group > h3 {
  font-family: var(--font-serif);
  margin-bottom: 1rem;
}

.admin-page .admin-configuration-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.admin-page .admin-configuration-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 0.75rem;
  padding: 1.15rem;
}

.admin-page .admin-configuration-card > header {
  align-items: center;
  display: flex;
  gap: 0.75rem;
  justify-content: space-between;
}

.admin-page .admin-configuration-card h4 {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  margin: 0;
}

.admin-page .admin-configuration-state {
  border: 1px solid currentColor;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.2rem 0.55rem;
}

.admin-page .admin-configuration-state.is-enabled {
  background: #ecfdf5;
  color: #047857;
}

.admin-page .admin-configuration-state.is-disabled {
  background: #f8fafc;
  color: #475569;
}

.admin-page .admin-configuration-impact {
  border-left: 3px solid var(--color-signal);
  color: var(--color-text);
  padding-left: 0.75rem;
}

.admin-page .admin-configuration-metadata {
  margin: 1rem 0;
}

.admin-page .admin-configuration-history {
  border-top: 1px solid var(--color-border);
  margin-top: 1rem;
  padding-top: 0.75rem;
}

.admin-page .admin-configuration-history summary {
  cursor: pointer;
  font-weight: 600;
}

.admin-page .admin-configuration-history ol {
  display: grid;
  gap: 0.75rem;
  list-style: none;
  margin: 0.85rem 0 0;
  padding: 0;
}

.admin-page .admin-configuration-history li {
  border-left: 2px solid var(--color-border);
  display: grid;
  gap: 0.25rem;
  padding-left: 0.75rem;
}

.admin-page .admin-configuration-history li span {
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

.admin-page .admin-configuration-history .btn {
  justify-self: start;
  margin-top: 0.35rem;
}

@media (max-width: 760px) {
  .admin-page .admin-configuration-grid {
    grid-template-columns: 1fr;
  }

  .admin-page .admin-configuration-panel .admin-view-toolbar {
    align-items: stretch;
  }
}

/* ============================================================
   Custom 404
   ============================================================ */

.error-page main {
  min-height: 65vh;
}

.error-page .eyebrow {
  opacity: 1;
}

.error-hero {
  padding-block: clamp(4.5rem, 10vw, 8rem);
}

.error-hero-inner {
  max-width: 52rem;
}

.error-code {
  color: var(--color-text-muted);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  margin-bottom: 1rem;
}

.error-hero .eyebrow {
  margin-bottom: 1rem;
}

.error-heading {
  font-family: var(--font-serif);
  font-size: clamp(2.75rem, 7vw, 5.25rem);
  font-weight: 500;
  letter-spacing: -0.04em;
  line-height: 1.02;
  max-width: 12ch;
}

.error-lead {
  color: var(--color-text-muted);
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  line-height: 1.75;
  margin-top: 1.75rem;
  max-width: 44rem;
}

.error-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2.25rem;
}

.error-recovery {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding-block: var(--section-py);
}

.error-recovery-heading {
  max-width: 42rem;
}

.error-recovery-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.error-recovery-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  height: 100%;
  padding: 1.5rem;
  transition: border-color 160ms ease, transform 160ms ease;
}

.error-recovery-card:hover {
  border-color: var(--color-text);
  transform: translateY(-2px);
}

.error-recovery-card:focus-visible {
  border-color: var(--color-text);
}

.error-recovery-label {
  color: var(--color-text-muted);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.error-recovery-card strong {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 500;
  line-height: 1.25;
}

.error-recovery-card span:last-child {
  color: var(--color-text-muted);
  line-height: 1.65;
}

.error-secondary-links {
  color: var(--color-text-muted);
  margin-top: 2rem;
}

.error-secondary-links a {
  color: var(--color-text);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

@media (max-width: 760px) {
  .error-recovery-grid {
    grid-template-columns: 1fr;
  }

  .error-actions .btn {
    justify-content: center;
    width: 100%;
  }
}

/* ============================================================
   Writing Topic Hubs
   ============================================================ */
.topic-hub-hero {
  border-bottom: 1px solid var(--color-border);
  padding-block: clamp(4.5rem, 9vw, 8rem);
}

.topic-hub-back {
  color: var(--color-text-muted);
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 500;
  margin-bottom: 2.5rem;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.25em;
}

.topic-hub-title {
  font-family: var(--font-serif);
  font-size: clamp(2.75rem, 7vw, 5.5rem);
  font-weight: 500;
  letter-spacing: -0.04em;
  line-height: 1.02;
  max-width: 15ch;
}

.topic-hub-subtitle {
  font-size: clamp(1.125rem, 2vw, 1.4rem);
  line-height: 1.55;
  margin-top: 2rem;
  max-width: 66ch;
}

.topic-hub-intro {
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-top: 1.25rem;
  max-width: 72ch;
}

.topic-hub-section {
  padding-block: var(--section-py);
}

.topic-hub-section + .topic-hub-section {
  border-top: 1px solid var(--color-border);
}

.topic-hub-section--surface {
  background: var(--color-surface);
}

.topic-hub-kicker,
.topic-hub-path-label,
.topic-hub-evidence > span {
  color: var(--color-text-muted);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.topic-hub-section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.9rem, 4vw, 3rem);
  font-weight: 500;
  letter-spacing: -0.025em;
  line-height: 1.15;
  margin-top: 0.75rem;
  max-width: 19ch;
}

.topic-hub-orientation {
  align-items: start;
  display: grid;
  gap: clamp(2rem, 6vw, 6rem);
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
}

.topic-hub-prose {
  font-size: 1.0625rem;
  max-width: 62ch;
}

.topic-hub-prose p + p {
  margin-top: 1.25rem;
}

.topic-hub-path {
  counter-reset: topic-path;
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  list-style: none;
  margin-top: 3rem;
  padding-left: 0;
}

.topic-hub-path-item {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  counter-increment: topic-path;
  min-width: 0;
  padding: 1.75rem;
}

.topic-hub-path-item::before {
  color: var(--color-text-muted);
  content: counter(topic-path, decimal-leading-zero);
  display: block;
  font-family: var(--font-serif);
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
}

.topic-hub-path-item h3 {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 500;
  line-height: 1.3;
  margin-top: 0.5rem;
  overflow-wrap: anywhere;
}

.topic-hub-path-item h3 a:hover,
.topic-hub-path-item h3 a:focus-visible {
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

.topic-hub-path-item p {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  line-height: 1.65;
  margin-top: 1rem;
}

.topic-hub-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 3rem;
}

.topic-hub-card {
  border-top: 1px solid var(--color-text);
  min-width: 0;
  padding-top: 1.5rem;
}

.topic-hub-card > h3 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 500;
  line-height: 1.25;
}

.topic-hub-card > p {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  line-height: 1.65;
  margin-top: 0.75rem;
}

.topic-hub-card ul {
  border-bottom: 1px solid var(--color-border);
  margin-top: 1.5rem;
}

.topic-hub-card li {
  border-top: 1px solid var(--color-border);
}

.topic-hub-card li a {
  display: grid;
  gap: 0.45rem;
  padding-block: 1rem;
}

.topic-hub-card li a:hover span,
.topic-hub-card li a:focus-visible span {
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

.topic-hub-card li span {
  font-weight: 500;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.topic-hub-card li small {
  color: var(--color-text-muted);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.topic-hub-evidence-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 3rem;
}

.topic-hub-evidence {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  display: block;
  min-width: 0;
  padding: 1.75rem;
  transition: border-color 160ms ease, transform 160ms ease;
}

.topic-hub-evidence:hover {
  border-color: var(--color-text);
  transform: translateY(-2px);
}

.topic-hub-evidence:focus-visible {
  border-color: var(--color-text);
}

.topic-hub-evidence strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 500;
  line-height: 1.25;
  margin-top: 0.75rem;
  overflow-wrap: anywhere;
}

.topic-hub-evidence p {
  color: var(--color-text-muted);
  margin-top: 0.75rem;
}

.topic-hub-note {
  border-left: 2px solid var(--color-text);
  max-width: 54rem;
  padding-left: clamp(1.5rem, 4vw, 3rem);
}

.topic-hub-note p:last-child {
  color: var(--color-text-muted);
  font-size: 1.0625rem;
  margin-top: 1.25rem;
}

.topic-hub-note p:last-child a {
  color: var(--color-text);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

@media (max-width: 900px) {
  .topic-hub-grid,
  .topic-hub-path {
    grid-template-columns: 1fr;
  }

  .topic-hub-path-item {
    display: grid;
    gap: 0 1.5rem;
    grid-template-columns: 3rem minmax(0, 1fr);
  }

  .topic-hub-path-item::before {
    grid-row: 1 / span 3;
    margin-bottom: 0;
  }
}

@media (max-width: 700px) {
  .topic-hub-hero,
  .topic-hub-section {
    padding-block: 4rem;
  }

  .topic-hub-orientation,
  .topic-hub-evidence-grid {
    grid-template-columns: 1fr;
  }

  .topic-hub-path-item {
    display: block;
  }

  .topic-hub-path-item::before {
    margin-bottom: 1.25rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .topic-hub-evidence {
    transition: none;
  }

  .topic-hub-evidence:hover {
    transform: none;
  }
}

/* ============================================================
   Public Search
   ============================================================ */
.wp-utility-links {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  margin-top: 1.75rem;
}

.wp-utility-links a {
  border-bottom: 1px solid var(--color-border);
  font-size: 0.9rem;
  font-weight: 600;
  padding-bottom: 0.2rem;
}

.wp-utility-links a:hover,
.wp-utility-links a:focus-visible {
  border-color: var(--color-text);
}

.wp-rss-utility {
  align-items: baseline;
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.65rem;
}

.wp-rss-utility small {
  color: var(--color-text-muted);
  font-size: 0.78rem;
  line-height: 1.5;
}

.search-shell {
  max-width: 52rem;
}

.search-hero {
  border-bottom: 1px solid var(--color-border);
  padding-block: clamp(4rem, 8vw, 7rem);
}

.search-hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 6vw, 4.75rem);
  font-weight: 500;
  letter-spacing: -0.035em;
  line-height: 1.05;
  margin-top: 1rem;
  max-width: 12ch;
}

.search-intro {
  color: var(--color-text-muted);
  font-size: 1.125rem;
  margin-top: 1.5rem;
  max-width: 43rem;
}

.search-form {
  border-top: 1px solid var(--color-border);
  margin-top: 2.75rem;
  padding-top: 2rem;
}

.search-form label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.65rem;
}

.search-control-row {
  align-items: stretch;
  display: grid;
  gap: 0.75rem;
  grid-template-columns: minmax(0, 1fr) auto auto;
}

.search-control-row input {
  appearance: none;
  background: var(--color-bg);
  border: 1px solid var(--color-text);
  border-radius: 0;
  color: var(--color-text);
  font: inherit;
  min-width: 0;
  padding: 0.85rem 1rem;
}

.search-control-row input:disabled {
  background: var(--color-surface);
  color: var(--color-text-muted);
}

.search-clear {
  background: transparent;
  border: 0;
  color: var(--color-text);
  cursor: pointer;
  font: inherit;
  font-weight: 600;
  padding-inline: 0.5rem;
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.search-privacy-note,
.search-status {
  color: var(--color-text-muted);
  font-size: 0.875rem;
  margin-top: 0.9rem;
}

.search-status {
  min-height: 1.5rem;
}

.search-results-section,
.search-browse {
  padding-block: clamp(4rem, 8vw, 6rem);
}

.search-results-section {
  border-bottom: 1px solid var(--color-border);
}

.search-results-section h2,
.search-browse h2 {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 500;
  line-height: 1.15;
}

.search-results {
  list-style: none;
  margin-top: 2rem;
}

.search-result {
  border-top: 1px solid var(--color-border);
  padding-block: 1.5rem;
}

.search-result:last-child {
  border-bottom: 1px solid var(--color-border);
}

.search-result-type {
  color: var(--color-text-muted);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.search-result h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.35rem, 3vw, 1.75rem);
  font-weight: 500;
  line-height: 1.25;
  margin-top: 0.45rem;
}

.search-result h2 a {
  text-decoration: underline;
  text-decoration-color: var(--color-border);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

.search-result h2 a:hover,
.search-result h2 a:focus-visible {
  text-decoration-color: var(--color-text);
}

.search-result-summary {
  color: var(--color-text-muted);
  margin-top: 0.6rem;
  max-width: 45rem;
}

.search-result-state {
  font-size: 0.82rem;
  font-weight: 600;
  margin-top: 0.65rem;
}

.search-browse {
  background: var(--color-surface);
}

.search-browse > .search-shell > p:not(.eyebrow) {
  color: var(--color-text-muted);
  margin-top: 1rem;
  max-width: 44rem;
}

.search-browse-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 2.5rem;
}

.search-browse-grid a {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  display: block;
  min-width: 0;
  padding: 1.5rem;
}

.search-browse-grid span {
  color: var(--color-text-muted);
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.search-browse-grid strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 500;
  line-height: 1.35;
  margin-top: 0.65rem;
}

/* ============================================================
   Software Signal newsletter
   ============================================================ */
.newsletter-promo {
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  padding-block: 6.25rem;
}

.newsletter-promo-grid,
.newsletter-hero-grid,
.newsletter-more-grid {
  align-items: center;
  display: grid;
  gap: clamp(2.5rem, 6vw, 6rem);
  grid-template-columns: minmax(0, 1fr) minmax(20rem, 0.85fr);
}

.newsletter-promo-copy .section-subtitle {
  margin-bottom: 1.25rem;
  max-width: 58ch;
}

.newsletter-expectation,
.newsletter-privacy {
  color: var(--color-text-muted);
  font-size: 0.875rem;
  line-height: 1.65;
}

.newsletter-expectation {
  margin-bottom: 1.5rem;
}

.newsletter-expectation a {
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

.newsletter-embed {
  min-height: 15rem;
  min-width: 0;
  overflow: hidden;
  width: 100%;
}

.newsletter-embed iframe {
  max-width: 100%;
}

.newsletter-embed noscript p {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  line-height: 1.7;
  padding: 1.5rem;
}

.newsletter-embed noscript a,
.newsletter-privacy a {
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

.newsletter-hero {
  padding-block: clamp(5.5rem, 9vw, 8rem);
}

.newsletter-hero-grid {
  align-items: start;
}

.newsletter-intro h1 {
  font-family: var(--font-serif);
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.12;
  margin-bottom: 1.75rem;
  max-width: 18ch;
}

.newsletter-lede {
  color: var(--color-text-muted);
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  line-height: 1.75;
  max-width: 58ch;
}

.newsletter-details {
  border-top: 1px solid var(--color-border);
  list-style: none;
  margin-top: 2.5rem;
}

.newsletter-details li {
  border-bottom: 1px solid var(--color-border);
  display: grid;
  gap: 1rem;
  grid-template-columns: 6rem minmax(0, 1fr);
  padding-block: 1.1rem;
}

.newsletter-details strong {
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.newsletter-details span {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  line-height: 1.6;
}

.newsletter-signup {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: clamp(1.5rem, 4vw, 2.5rem);
}

.newsletter-signup-kicker {
  color: var(--color-text-muted);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  margin-bottom: 0.75rem;
  text-transform: uppercase;
}

.newsletter-signup h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 600;
  line-height: 1.25;
  margin-bottom: 0.9rem;
}

.newsletter-signup > p:not(.newsletter-signup-kicker):not(.newsletter-privacy) {
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 1rem;
}

.newsletter-signup .newsletter-embed {
  margin-inline: -0.75rem;
  width: calc(100% + 1.5rem);
}

.newsletter-more {
  background: var(--color-surface);
  border-block: 1px solid var(--color-border);
  padding-block: 5.5rem;
}

.newsletter-more-grid {
  align-items: start;
}

.newsletter-more-grid p {
  color: var(--color-text-muted);
  line-height: 1.75;
  margin-bottom: 1.5rem;
}

.newsletter-confirmed {
  align-items: center;
  display: flex;
  min-height: min(44rem, calc(100vh - 10rem));
  padding-block: clamp(5rem, 10vw, 8rem);
  text-align: center;
}

.newsletter-confirmed-inner {
  max-width: 46rem;
}

.newsletter-confirmed-mark {
  align-items: center;
  background: var(--color-text);
  border-radius: 50%;
  color: var(--color-bg);
  display: inline-flex;
  font-size: 1.25rem;
  height: 3.5rem;
  justify-content: center;
  margin-bottom: 1.75rem;
  width: 3.5rem;
}

.newsletter-confirmed h1 {
  font-family: var(--font-serif);
  font-size: clamp(2.4rem, 6vw, 4.5rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.08;
  margin: 0 auto 1.5rem;
  max-width: 13ch;
}

.newsletter-confirmed-lede,
.newsletter-confirmed-next {
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-inline: auto;
  max-width: 42rem;
}

.newsletter-confirmed-lede {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  margin-bottom: 0.5rem;
}

.newsletter-confirmed-next {
  font-size: 0.95rem;
}

.newsletter-confirmed-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
  margin-top: 2.25rem;
}

.wp-newsletter-callout {
  align-items: center;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  display: grid;
  gap: 2rem;
  grid-template-columns: minmax(0, 1fr) auto;
  margin-top: 2rem;
  padding: clamp(1.5rem, 4vw, 2.5rem);
}

@media (max-width: 800px) {
  .newsletter-promo-grid,
  .newsletter-hero-grid,
  .newsletter-more-grid,
  .wp-newsletter-callout {
    grid-template-columns: 1fr;
  }

  .newsletter-promo,
  .newsletter-hero {
    padding-block: 4.5rem;
  }

  .newsletter-intro h1 {
    max-width: none;
  }

  .wp-newsletter-callout .btn {
    justify-self: start;
  }
}

@media (max-width: 480px) {
  .newsletter-details li {
    gap: 0.35rem;
    grid-template-columns: 1fr;
  }

  .newsletter-confirmed-actions {
    display: grid;
  }

  .newsletter-confirmed-actions .btn {
    width: 100%;
  }
}

@media (max-width: 700px) {
  .search-control-row,
  .search-browse-grid {
    grid-template-columns: 1fr;
  }

  .search-control-row .btn {
    width: 100%;
  }

  .search-clear {
    justify-self: start;
    padding: 0.25rem 0;
  }
}
/* Issue 608: flagship Software Signal homepage */
.home-platform main { overflow: hidden; }
.home-platform h2 { font-family: var(--font-serif); font-size: clamp(2rem, 4vw, 3.4rem); line-height: 1.08; letter-spacing: -.035em; }
.home-opening { padding-block: clamp(5rem, 10vw, 9rem); background: var(--color-bg); }
.home-opening-grid { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(17rem, .45fr); gap: clamp(3rem, 8vw, 8rem); align-items: end; }
.home-opening-copy { max-width: 54rem; }
.home-opening h1 { font-family: var(--font-serif); font-size: clamp(3.4rem, 6.4vw, 5.8rem); font-weight: 600; line-height: .95; letter-spacing: -.06em; margin: 1.25rem 0 2rem; }
.home-opening h1 span { color: var(--color-signal); }
.home-opening-lede { max-width: 64ch; font-size: clamp(1.08rem, 1.5vw, 1.3rem); line-height: 1.7; color: var(--color-text-muted); }
.home-opening-actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2.25rem; }
.home-opening-link { display: inline-flex; margin-top: 1.5rem; color: var(--color-text); font-weight: 600; border-bottom: 1px solid var(--color-border-strong); }
.home-opening-note { padding: .5rem 0 .5rem 1.5rem; border-left: 1px solid var(--color-signal); color: var(--color-text-muted); line-height: 1.7; }
.home-tension { padding-block: clamp(5rem, 9vw, 8rem); background: var(--color-text); color: var(--color-bg); }
.home-tension-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); gap: clamp(3rem, 9vw, 9rem); }
.home-tension .eyebrow { color: var(--color-signal-wash); }
.home-tension h2 { color: var(--color-bg); max-width: 15ch; }
.home-tension-copy p { color: rgba(255,255,255,.68); font-size: 1.05rem; line-height: 1.78; margin-bottom: 1.4rem; }
.home-tension-copy .home-thesis { color: var(--color-bg); font-family: var(--font-serif); font-size: clamp(1.25rem, 2vw, 1.65rem); line-height: 1.5; border-top: 1px solid rgba(255,255,255,.25); padding-top: 1.5rem; }
.home-framework, .home-engagement, .home-evidence, .home-founder { padding-block: clamp(5rem, 9vw, 8rem); }
.home-section-intro { max-width: 52rem; margin-bottom: clamp(2.5rem, 5vw, 4.5rem); }
.home-section-intro h2 { margin-top: .75rem; }
.home-section-intro--split { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(18rem, .85fr); max-width: none; gap: clamp(3rem, 8vw, 8rem); align-items: end; }
.home-section-intro--split > p, .home-section-intro--split > div:last-child p { color: var(--color-text-muted); line-height: 1.75; margin-bottom: 1.4rem; }
.framework-map { border: 1px solid var(--color-border-strong); background: var(--color-bg); }
.framework-north-star { display: grid; grid-template-columns: 9rem 1fr; align-items: center; padding: 1.4rem 1.75rem; border-bottom: 1px solid var(--color-border-strong); }
.framework-north-star span, .framework-method span, .framework-security span { font-size: .68rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--color-signal); }
.framework-north-star strong { font-family: var(--font-serif); font-size: clamp(1.2rem, 2.2vw, 1.75rem); }
.framework-branches { display: grid; grid-template-columns: 1fr 1fr; }
.framework-branches li { display: grid; grid-template-columns: 2.4rem 1fr; gap: .35rem 1rem; min-height: 9.4rem; padding: 1.65rem 1.75rem; border-bottom: 1px solid var(--color-border); }
.framework-branches li:nth-child(odd) { border-right: 1px solid var(--color-border); }
.framework-branches li > span { grid-row: 1 / 3; font-family: var(--font-serif); font-size: 1.3rem; color: var(--color-signal); }
.framework-branches strong { line-height: 1.35; }
.framework-branches small { color: var(--color-text-muted); line-height: 1.55; }
.framework-security { display: grid; grid-template-columns: 9rem 8rem 1fr; align-items: center; padding: 1rem 1.75rem; background: var(--color-signal); color: white; }
.framework-security span, .framework-security small { color: white; }
.framework-security strong { font-family: var(--font-serif); font-size: 1.35rem; }
.framework-method { display: grid; grid-template-columns: 1.15fr .85fr; gap: 3rem; align-items: center; padding: 1.6rem 1.75rem; background: var(--color-surface); }
.framework-method div { display: grid; gap: .4rem; }
.framework-method strong { line-height: 1.55; }
.framework-method p { color: var(--color-text-muted); line-height: 1.6; }
.framework-feedback { margin: 0; padding: 1rem 1.75rem; border-top: 1px solid var(--color-border); text-align: center; font-size: .84rem; color: var(--color-text-muted); }
.framework-feedback span { color: var(--color-signal); font-size: 1.2rem; margin-right: .4rem; }
.home-research { padding-block: clamp(5rem, 9vw, 8rem); background: var(--color-surface); border-block: 1px solid var(--color-border); }
.home-research-grid { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: clamp(3rem, 10vw, 10rem); }
.home-research header > p:not(.eyebrow) { color: var(--color-text-muted); line-height: 1.75; margin: 1.5rem 0 2rem; }
.research-case { border-top: 3px solid var(--color-signal); padding-top: 1.5rem; }
.research-case-meta { display: flex; justify-content: space-between; gap: 1rem; color: var(--color-text-muted); font-size: .68rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; }
.research-case h3 { font-family: var(--font-serif); font-size: clamp(1.65rem, 3vw, 2.4rem); margin: 1.5rem 0 1rem; }
.research-case > p { color: var(--color-text-muted); line-height: 1.7; }
.research-case ul { margin-block: 1.8rem; border-top: 1px solid var(--color-border); }
.research-case li { display: grid; grid-template-columns: 6.5rem 1fr; padding: .85rem 0; border-bottom: 1px solid var(--color-border); color: var(--color-text-muted); }
.research-case li span { color: var(--color-text); font-weight: 600; }
.engagement-pair { display: grid; grid-template-columns: 1.08fr .92fr; border: 1px solid var(--color-border-strong); }
.engagement-path { display: flex; flex-direction: column; min-height: 29rem; padding: clamp(2rem, 5vw, 4rem); }
.engagement-path + .engagement-path { border-left: 1px solid var(--color-border-strong); background: var(--color-surface); }
.engagement-number { color: var(--color-signal); font-size: .72rem; font-weight: 600; letter-spacing: .09em; text-transform: uppercase; }
.engagement-path h3 { font-family: var(--font-serif); font-size: clamp(1.7rem, 3vw, 2.5rem); line-height: 1.15; max-width: 16ch; margin: auto 0 1.4rem; }
.engagement-path p { color: var(--color-text-muted); line-height: 1.7; margin-bottom: 2rem; }
.engagement-path .btn { align-self: flex-start; }
.engagement-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 1rem; }
.home-website-service { padding-block: clamp(4rem, 8vw, 6.5rem); background: #f7f4f1; border-block: 1px solid #ddd5ce; }
.home-website-grid { display: grid; grid-template-columns: minmax(13rem, .45fr) minmax(0, 1.55fr); gap: clamp(3rem, 10vw, 10rem); }
.website-service-label { display: flex; flex-direction: column; gap: .5rem; color: var(--color-signal); font-size: .7rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; }
.website-service-label small { color: var(--color-text-muted); letter-spacing: 0; text-transform: none; font-weight: 400; }
.home-website-service h2 { max-width: 20ch; margin-bottom: 1.5rem; }
.home-website-service p { max-width: 65ch; color: var(--color-text-muted); line-height: 1.75; margin-bottom: 2rem; }
.home-evidence { background: var(--color-bg); }
.evidence-composition { display: grid; grid-template-columns: 1.25fr .75fr; border-block: 1px solid var(--color-border-strong); }
.evidence-lead { min-height: 29rem; padding: clamp(2rem, 5vw, 4rem); border-right: 1px solid var(--color-border-strong); display: flex; flex-direction: column; justify-content: flex-end; background: var(--color-text); color: white; }
.evidence-type, .evidence-notes article > span { font-size: .7rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; }
.evidence-type { color: var(--color-signal-wash); }
.evidence-notes article > span { color: var(--color-signal); }
.evidence-lead h3 { font-family: var(--font-serif); font-size: clamp(2rem, 4vw, 3.6rem); max-width: 13ch; margin: 1rem 0; }
.evidence-lead p { max-width: 50ch; color: rgba(255,255,255,.7); line-height: 1.7; margin-bottom: 2rem; }
.evidence-lead .article-link { color: white; border-color: rgba(255,255,255,.7); }
.evidence-notes { display: grid; grid-template-rows: 1fr 1fr; }
.evidence-notes article { padding: 2.25rem; display: flex; flex-direction: column; justify-content: center; }
.evidence-notes article + article { border-top: 1px solid var(--color-border-strong); }
.evidence-notes h3 { font-family: var(--font-serif); font-size: 1.45rem; margin: .7rem 0; }
.evidence-notes p { color: var(--color-text-muted); line-height: 1.6; margin-bottom: 1rem; }
.evidence-notes a { color: var(--color-text); font-weight: 600; }
.evidence-index-links { display: flex; align-items: center; gap: 1.5rem; margin-top: 2rem; }
.home-weekly { border-top: 1px solid var(--color-border); }
.home-founder-grid, .home-final-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(18rem, .8fr); gap: clamp(3rem, 10vw, 10rem); }
.home-founder h2 { max-width: 17ch; }
.founder-statement p { color: var(--color-text-muted); font-size: 1.05rem; line-height: 1.75; margin-bottom: 1.25rem; }
.founder-statement strong { color: var(--color-text); }
.home-final { padding-block: clamp(5rem, 9vw, 8rem); background: var(--color-text); color: white; }
.home-final h2 { color: white; max-width: 14ch; }
.home-final .eyebrow { color: var(--color-signal-wash); }
.home-final-actions { border-top: 1px solid rgba(255,255,255,.3); }
.home-final-actions a { color: white; }
.final-primary, .final-link { display: flex; justify-content: space-between; align-items: center; gap: 1rem; border-bottom: 1px solid rgba(255,255,255,.22); padding: 1.3rem 0; }
.final-primary { flex-direction: column; align-items: flex-start; padding: 1.6rem 0; }
.final-primary span { font-family: var(--font-serif); font-size: 1.55rem; }
.final-primary small { color: rgba(255,255,255,.62); }
.final-link:hover, .final-primary:hover { color: var(--color-signal-wash); }
@media (max-width: 960px) {
  .home-opening-grid, .home-tension-grid, .home-research-grid { grid-template-columns: 1fr; }
  .home-opening-note { max-width: 38rem; }
  .home-section-intro--split { gap: 3rem; }
  .framework-branches li { min-height: 10.5rem; }
  .home-research-grid { gap: 4rem; }
}
@media (max-width: 768px) {
  .home-opening-grid, .home-section-intro--split, .engagement-pair, .home-website-grid, .evidence-composition, .home-founder-grid, .home-final-grid { grid-template-columns: 1fr; }
  .home-opening { padding-block: 4.5rem 5.5rem; }
  .home-opening h1 { font-size: clamp(3.1rem, 15vw, 4.8rem); }
  .home-opening-note { margin-top: 1rem; }
  .home-section-intro--split { gap: 1.5rem; }
  .framework-north-star { grid-template-columns: 1fr; gap: .5rem; }
  .framework-branches { grid-template-columns: 1fr; }
  .framework-branches li { min-height: 0; border-right: 0 !important; }
  .framework-security { grid-template-columns: 1fr; gap: .35rem; position: relative; }
  .framework-method { grid-template-columns: 1fr; gap: 1rem; }
  .engagement-path { min-height: 24rem; }
  .engagement-path + .engagement-path { border-left: 0; border-top: 1px solid var(--color-border-strong); }
  .evidence-lead { border-right: 0; border-bottom: 1px solid var(--color-border-strong); }
}
@media (max-width: 480px) {
  .home-opening-actions, .engagement-actions, .evidence-index-links { align-items: flex-start; flex-direction: column; }
  .home-opening-actions .btn { width: 100%; justify-content: center; }
  .framework-branches li { grid-template-columns: 2rem 1fr; padding: 1.35rem 1.2rem; }
  .framework-north-star, .framework-security, .framework-method { padding-inline: 1.2rem; }
  .research-case li { grid-template-columns: 1fr; gap: .2rem; }
  .engagement-path { min-height: 0; padding: 2rem 1.35rem; }
  .engagement-path h3 { margin-top: 3rem; }
  .evidence-lead, .evidence-notes article { padding: 2rem 1.35rem; }
}