/* ── Core theme tokens ── */
:root {
  --md-primary-fg-color: #1b2a3b;
  --md-primary-bg-color: #ffffff;
  --md-primary-fg-color--light: #4a6b8a;
  --md-primary-fg-color--dark: #0f1e2e;
  --md-accent-fg-color: #c5a95a;
  --md-accent-fg-color--transparent: rgba(197, 169, 90, 0.1);

  --site-ink: #102031;
  --site-ink-soft: #44566a;
  --site-surface: #ffffff;
  --site-surface-soft: #f6f7f9;
  --site-surface-tint: #f3f0e6;
  --site-border: rgba(16, 32, 49, 0.1);
  --site-shadow: 0 12px 32px rgba(16, 32, 49, 0.08);
  --site-shadow-hover: 0 18px 44px rgba(16, 32, 49, 0.12);
}

[data-md-color-scheme="slate"] {
  --md-primary-fg-color: #e8eff5;
  --md-accent-fg-color: #c5a95a;
  --md-default-bg-color: #0f1e2e;
  --md-default-bg-color--light: #1b2a3b;

  --site-ink: #edf3f8;
  --site-ink-soft: #b9c6d3;
  --site-surface: #162536;
  --site-surface-soft: #1c2d40;
  --site-surface-tint: #213246;
  --site-border: rgba(232, 239, 245, 0.1);
  --site-shadow: 0 12px 32px rgba(0, 0, 0, 0.22);
  --site-shadow-hover: 0 18px 44px rgba(0, 0, 0, 0.3);
}

/* ── Base typography ── */
.md-typeset h1 {
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 0.65rem;
}

.md-typeset h2 {
  margin-top: 2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.md-typeset p,
.md-typeset li {
  font-size: 0.96rem;
  line-height: 1.68;
}

.md-typeset blockquote {
  font-size: 1rem;
  color: var(--md-default-fg-color--light);
  border-left: 0.2rem solid var(--md-accent-fg-color);
  margin: 1rem 0 1.25rem;
}

/* ── Existing cards / global polish ── */
.md-typeset .grid.cards > ul > li {
  border-radius: 16px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.md-typeset .grid.cards > ul > li:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.12);
}

.md-typeset hr {
  margin: 2rem 0;
}

.md-header {
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
}

.md-main__inner {
  margin-top: 1rem;
}

.md-typeset code {
  font-size: 0.85em;
}

.md-tabs {
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.md-tabs__link--active {
  border-bottom: 2px solid var(--md-accent-fg-color);
}

/* ── Homepage / portfolio landing ── */
.portfolio-home {
  color: var(--site-ink);
}

.portfolio-home h1,
.portfolio-home h2,
.portfolio-home h3,
.track-landing h1,
.track-landing h2,
.track-landing h3 {
  color: var(--site-ink);
}

.home-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(280px, 0.85fr);
  gap: 1.4rem;
  align-items: stretch;
  margin: 0.5rem 0 3.75rem;
}

.home-hero-copy {
  padding-right: 0.5rem;
}

.home-kicker,
.home-section-kicker,
.track-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--md-primary-fg-color--light);
  margin-bottom: 0.95rem;
}

.home-kicker::before,
.home-section-kicker::before,
.track-kicker::before {
  content: "";
  width: 28px;
  height: 2px;
  border-radius: 999px;
  background: var(--md-accent-fg-color);
  display: inline-block;
}

.home-headline {
  font-size: clamp(2.75rem, 5vw, 4.3rem);
  line-height: 0.98;
  letter-spacing: -0.05em;
  margin: 0 0 1.15rem;
  max-width: 12ch;
}

.home-summary {
  font-size: 1.08rem;
  line-height: 1.78;
  color: var(--site-ink-soft);
  max-width: 64ch;
  margin: 0 0 1.45rem;
}

.home-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.45rem;
}

.home-button {
  text-decoration: none;
  border-radius: 999px;
  padding: 0.78rem 1.05rem;
  font-weight: 700;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.16s ease, box-shadow 0.16s ease, background-color 0.16s ease, border-color 0.16s ease;
}

.home-button:hover {
  transform: translateY(-1px);
}

.home-button-primary {
  background: var(--md-primary-fg-color);
  color: #fff !important;
  box-shadow: 0 8px 18px rgba(27, 42, 59, 0.16);
}

.home-button-primary:hover {
  box-shadow: 0 14px 24px rgba(27, 42, 59, 0.22);
}

.home-button-secondary,
.home-button-tertiary {
  background: var(--site-surface);
  color: var(--site-ink) !important;
  border: 1px solid var(--site-border);
}

.home-button-secondary:hover,
.home-button-tertiary:hover {
  background: var(--site-surface-soft);
  box-shadow: var(--site-shadow);
}

.home-proof-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
}

.home-proof {
  background: linear-gradient(180deg, rgba(255,255,255,0.95), rgba(246,247,249,0.95));
  border: 1px solid var(--site-border);
  border-radius: 18px;
  padding: 1rem 1rem 0.95rem;
  min-height: 108px;
}

[data-md-color-scheme="slate"] .home-proof {
  background: linear-gradient(180deg, rgba(22,37,54,0.98), rgba(28,45,64,0.98));
}

.home-proof-number {
  display: block;
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--site-ink);
  margin-bottom: 0.35rem;
}

.home-proof-label {
  display: block;
  font-size: 0.82rem;
  line-height: 1.45;
  color: var(--site-ink-soft);
}

.home-hero-aside {
  display: flex;
}

.hero-note {
  background: linear-gradient(160deg, rgba(27,42,59,0.98), rgba(15,30,46,0.98));
  color: #f3f6f9;
  border-radius: 24px;
  padding: 1.35rem 1.35rem 1.2rem;
  box-shadow: 0 18px 42px rgba(15, 30, 46, 0.18);
  width: 100%;
}

.hero-note-label {
  font-size: 0.73rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #cdd9e4;
  margin-bottom: 0.7rem;
}

.hero-note-title {
  font-size: 1.3rem;
  line-height: 1.18;
  letter-spacing: -0.03em;
  margin: 0 0 1.15rem;
}

.hero-note-grid {
  display: grid;
  gap: 0.8rem;
}

.hero-note-item {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 16px;
  padding: 0.9rem 0.95rem;
}

.hero-note-item strong {
  display: block;
  font-size: 0.9rem;
  color: #fff;
  margin-bottom: 0.2rem;
}

.hero-note-item span {
  display: block;
  font-size: 0.82rem;
  line-height: 1.5;
  color: #d0d9e1;
}

.home-section {
  margin: 4.25rem 0;
}

.home-section-head {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
  gap: 1rem;
  align-items: end;
  margin-bottom: 1.35rem;
}

.home-section-title {
  font-size: clamp(1.65rem, 2.5vw, 2.3rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
  margin: 0;
}

.home-section-copy {
  color: var(--site-ink-soft);
  font-size: 0.98rem;
  line-height: 1.72;
  margin: 0;
  max-width: 68ch;
}

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

.feature-card,
.track-card,
.listing-card {
  display: flex;
  flex-direction: column;
  background: var(--site-surface);
  border: 1px solid var(--site-border);
  border-radius: 22px;
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  box-shadow: var(--site-shadow);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.feature-card:hover,
.track-card:hover,
.listing-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--site-shadow-hover);
  border-color: rgba(197, 169, 90, 0.45);
}

.feature-preview {
  aspect-ratio: 16 / 10;
  padding: 1rem;
  background: linear-gradient(180deg, rgba(246,247,249,0.96), rgba(243,240,230,0.96));
  border-bottom: 1px solid var(--site-border);
}

[data-md-color-scheme="slate"] .feature-preview {
  background: linear-gradient(180deg, rgba(28,45,64,0.98), rgba(33,50,70,0.98));
}

.preview-terminal,
.preview-paper,
.preview-framework {
  height: 100%;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--site-border);
  background: #fff;
}

[data-md-color-scheme="slate"] .preview-terminal,
[data-md-color-scheme="slate"] .preview-paper,
[data-md-color-scheme="slate"] .preview-framework {
  background: #122131;
}

.preview-topbar {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.65rem 0.75rem;
  background: rgba(16, 32, 49, 0.06);
  border-bottom: 1px solid var(--site-border);
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(16, 32, 49, 0.2);
}

[data-md-color-scheme="slate"] .preview-topbar {
  background: rgba(255,255,255,0.04);
}

[data-md-color-scheme="slate"] .dot {
  background: rgba(255,255,255,0.18);
}

.preview-terminal-body {
  padding: 0.9rem 0.85rem;
  display: grid;
  gap: 0.52rem;
  font-family: var(--md-code-font-family);
  font-size: 0.72rem;
}

.terminal-prompt {
  color: #3566d6;
}

.terminal-line {
  display: block;
  height: 8px;
  border-radius: 999px;
  background: rgba(16, 32, 49, 0.12);
}

[data-md-color-scheme="slate"] .terminal-line {
  background: rgba(255,255,255,0.12);
}

.line-90 { width: 90%; }
.line-75 { width: 75%; }
.line-60 { width: 60%; }
.line-45 { width: 45%; }

.preview-paper-body {
  padding: 0.95rem 0.95rem 0.85rem;
  display: grid;
  gap: 0.55rem;
}

.paper-heading {
  height: 12px;
  width: 78%;
  border-radius: 999px;
  background: rgba(16, 32, 49, 0.18);
}

.paper-stat-row {
  display: flex;
  gap: 0.45rem;
  margin-top: 0.15rem;
}

.paper-stat {
  font-size: 0.64rem;
  font-weight: 700;
  padding: 0.28rem 0.45rem;
  border-radius: 999px;
  background: rgba(197, 169, 90, 0.2);
  color: var(--site-ink);
}

.paper-lines {
  display: grid;
  gap: 0.45rem;
}

.paper-line {
  height: 7px;
  border-radius: 999px;
  background: rgba(16, 32, 49, 0.12);
}

[data-md-color-scheme="slate"] .paper-heading,
[data-md-color-scheme="slate"] .paper-line {
  background: rgba(255,255,255,0.14);
}

[data-md-color-scheme="slate"] .paper-stat {
  color: #f4f6f8;
}

.preview-framework-body {
  padding: 0.95rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.55rem;
  height: calc(100% - 43px);
}

.framework-box {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 0.6rem;
  border-radius: 14px;
  font-size: 0.74rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--site-ink);
  border: 1px solid var(--site-border);
}

.framework-box.anchor { background: #f4ece2; }
.framework-box.audit { background: #e8eef8; }
.framework-box.patch { background: #e7f3ee; }
.framework-box.converge { background: #f4f1e9; }

[data-md-color-scheme="slate"] .framework-box {
  color: #eef3f8;
}

[data-md-color-scheme="slate"] .framework-box.anchor { background: #3a3127; }
[data-md-color-scheme="slate"] .framework-box.audit { background: #273446; }
[data-md-color-scheme="slate"] .framework-box.patch { background: #22372f; }
[data-md-color-scheme="slate"] .framework-box.converge { background: #363228; }

.feature-body {
  padding: 1.15rem 1.2rem 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 0.72rem;
  min-height: 250px;
}

.feature-type,
.track-type,
.listing-type {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--md-primary-fg-color--light);
}

.feature-title,
.track-title,
.listing-title {
  font-size: 1.2rem;
  line-height: 1.2;
  letter-spacing: -0.03em;
  margin: 0;
}

.feature-copy,
.track-copy,
.listing-copy {
  color: var(--site-ink-soft);
  font-size: 0.92rem;
  line-height: 1.62;
  margin: 0;
}

.feature-tags,
.track-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.feature-tags span,
.track-tags span {
  display: inline-flex;
  align-items: center;
  padding: 0.28rem 0.6rem;
  border-radius: 999px;
  font-size: 0.74rem;
  line-height: 1;
  color: var(--site-ink-soft);
  background: var(--site-surface-soft);
  border: 1px solid var(--site-border);
}

.feature-link,
.track-link,
.listing-link {
  margin-top: auto;
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--md-primary-fg-color);
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.85rem;
}

.capability-card {
  background: linear-gradient(180deg, rgba(255,255,255,0.97), rgba(246,247,249,0.97));
  border: 1px solid var(--site-border);
  border-radius: 18px;
  padding: 1rem 1rem 0.95rem;
}

[data-md-color-scheme="slate"] .capability-card {
  background: linear-gradient(180deg, rgba(22,37,54,0.98), rgba(28,45,64,0.98));
}

.capability-card h3 {
  font-size: 0.95rem;
  line-height: 1.2;
  margin: 0 0 0.4rem;
}

.capability-card p {
  font-size: 0.82rem;
  line-height: 1.55;
  color: var(--site-ink-soft);
  margin: 0;
}

.track-grid,
.listing-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.track-card,
.listing-card {
  padding: 1.2rem 1.2rem 1.1rem;
  min-height: 240px;
}

.home-footer {
  margin-top: 4.25rem;
  background: linear-gradient(145deg, rgba(16,32,49,0.98), rgba(26,46,68,0.98));
  color: #eef4f8;
  border-radius: 28px;
  padding: 1.7rem 1.7rem 1.55rem;
  box-shadow: 0 20px 48px rgba(16, 32, 49, 0.2);
}

.home-footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(260px, 0.8fr);
  gap: 1.25rem;
  align-items: end;
}

.home-footer h2 {
  color: #fff;
  margin: 0 0 0.55rem;
  font-size: 1.85rem;
  line-height: 1.06;
  border: none;
  padding: 0;
}

.home-footer p {
  margin: 0;
  color: #c9d4dd;
  line-height: 1.68;
}

.home-footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  justify-content: flex-end;
}

.home-footer-link {
  color: #fff !important;
  text-decoration: none;
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(255,255,255,0.06);
  border-radius: 999px;
  padding: 0.75rem 1rem;
  font-size: 0.86rem;
  font-weight: 700;
}

.home-footer-link:hover {
  background: rgba(255,255,255,0.1);
}

/* ── Overview / track landing pages ── */
.track-landing {
  color: var(--site-ink);
  margin-top: 0.6rem;
}

.track-hero {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: 1rem;
  align-items: end;
  margin-bottom: 2rem;
}

.track-headline {
  font-size: clamp(2.1rem, 4vw, 3rem);
  line-height: 1.02;
  letter-spacing: -0.04em;
  margin: 0;
}

.track-summary {
  color: var(--site-ink-soft);
  font-size: 1rem;
  line-height: 1.72;
  margin: 0;
}

.track-note {
  margin-top: 1.4rem;
  padding: 1rem 1.1rem;
  border-radius: 18px;
  border: 1px solid var(--site-border);
  background: var(--site-surface-soft);
  color: var(--site-ink-soft);
  font-size: 0.88rem;
  line-height: 1.6;
}

/* ── Responsive ── */
@media (max-width: 1100px) {
  .capability-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .home-hero,
  .home-section-head,
  .home-footer-grid,
  .track-hero {
    grid-template-columns: 1fr;
  }

  .featured-grid,
  .track-grid,
  .listing-grid {
    grid-template-columns: 1fr;
  }

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

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

  .home-hero-copy {
    padding-right: 0;
  }

  .home-footer-links {
    justify-content: flex-start;
  }
}

@media (max-width: 600px) {
  .home-headline,
  .track-headline {
    max-width: none;
  }

  .capability-grid {
    grid-template-columns: 1fr;
  }

  .home-button {
    width: 100%;
  }
}