:root,
[data-theme='light'] {
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --font-display: 'Sentient', Georgia, serif;
  --font-body: 'Satoshi', Arial, sans-serif;
  --color-bg: #f7f6f2;
  --color-surface: #fdfcf8;
  --color-surface-2: #f3f0e8;
  --color-surface-offset: #ebe6da;
  --color-border: #d6cdbb;
  --color-divider: #e1d8ca;
  --color-text: #241f18;
  --color-text-muted: #726b60;
  --color-text-faint: #a99f91;
  --color-text-inverse: #fbf8ef;
  --color-primary: #17605b;
  --color-primary-hover: #0f4946;
  --color-primary-highlight: #dcebe6;
  --color-warning: #91501f;
  --color-warning-highlight: #f1dfca;
  --color-error: #9b314b;
  --color-error-highlight: #efd4db;
  --color-success: #427341;
  --color-success-highlight: #dce8d8;
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-sm: 0 1px 2px oklch(0.2 0.02 80 / 0.06);
  --shadow-md: 0 8px 24px oklch(0.2 0.02 80 / 0.08);
  --shadow-lg: 0 24px 70px oklch(0.2 0.02 80 / 0.14);
  --content-default: 1180px;
  --content-narrow: 760px;
}

[data-theme='dark'] {
  --color-bg: #171614;
  --color-surface: #1f1d19;
  --color-surface-2: #28251f;
  --color-surface-offset: #302b22;
  --color-border: #484136;
  --color-divider: #363128;
  --color-text: #ece6dc;
  --color-text-muted: #b6ad9f;
  --color-text-faint: #746c62;
  --color-text-inverse: #1c1712;
  --color-primary: #70b9ac;
  --color-primary-hover: #93d1c6;
  --color-primary-highlight: #223d39;
  --color-warning: #e1a066;
  --color-warning-highlight: #4d3827;
  --color-error: #e07b91;
  --color-error-highlight: #4f2d34;
  --color-success: #93c78b;
  --color-success-highlight: #2d3d2b;
  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.24);
  --shadow-md: 0 8px 24px oklch(0 0 0 / 0.28);
  --shadow-lg: 0 24px 70px oklch(0 0 0 / 0.4);
}

body {
  background:
    radial-gradient(circle at 10% 0%, color-mix(in oklab, var(--color-primary) 11%, transparent), transparent 28rem),
    linear-gradient(180deg, var(--color-bg), color-mix(in oklab, var(--color-surface-2) 45%, var(--color-bg)));
}

a {
  color: var(--color-primary);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

.skip-link {
  position: fixed;
  left: var(--space-4);
  top: var(--space-4);
  z-index: 1000;
  padding: var(--space-3) var(--space-4);
  background: var(--color-text);
  color: var(--color-text-inverse);
  border-radius: var(--radius-full);
  transform: translateY(-150%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid color-mix(in oklab, var(--color-text) 12%, transparent);
  background: color-mix(in oklab, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(18px);
}

.nav {
  max-width: var(--content-default);
  margin-inline: auto;
  padding: var(--space-3) var(--space-4);
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: var(--space-4);
  align-items: center;
}

.brand {
  display: inline-flex;
  gap: var(--space-3);
  align-items: center;
  color: var(--color-text);
  text-decoration: none;
  font-weight: 700;
}

.brand-mark {
  width: 2.25rem;
  height: 2.25rem;
  color: var(--color-primary);
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  justify-content: center;
}

.nav-links a {
  padding: var(--space-2) var(--space-3);
  color: var(--color-text-muted);
  text-decoration: none;
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
}

.nav-links a:hover {
  color: var(--color-text);
  background: var(--color-surface-2);
}

.theme-toggle {
  min-width: 2.75rem;
  min-height: 2.75rem;
  display: grid;
  place-items: center;
  justify-self: end;
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid color-mix(in oklab, var(--color-text) 12%, transparent);
  border-radius: var(--radius-full);
}

.container {
  width: min(100% - 2rem, var(--content-default));
  margin-inline: auto;
}

.hero {
  padding: clamp(var(--space-12), 9vw, var(--space-24)) 0 var(--space-12);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  border: 1px solid color-mix(in oklab, var(--color-primary) 28%, transparent);
  border-radius: var(--radius-full);
  color: var(--color-primary);
  background: color-mix(in oklab, var(--color-primary-highlight) 72%, transparent);
  font-size: var(--text-sm);
  font-weight: 700;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: clamp(var(--space-8), 6vw, var(--space-16));
  align-items: start;
  margin-top: var(--space-8);
}

h1 {
  max-width: 12ch;
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 650;
  letter-spacing: -0.035em;
  line-height: 0.98;
}

.hero-lede {
  max-width: 66ch;
  margin-top: var(--space-6);
  color: var(--color-text-muted);
  font-size: var(--text-lg);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-8);
}

.button {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  justify-content: center;
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-full);
  font-weight: 800;
  text-decoration: none;
}

.button.primary {
  color: var(--color-text-inverse);
  background: var(--color-primary);
}

.button.primary:hover {
  background: var(--color-primary-hover);
}

.button.secondary {
  color: var(--color-text);
  border: 1px solid color-mix(in oklab, var(--color-text) 14%, transparent);
  background: var(--color-surface);
}

.audit-card {
  padding: var(--space-5);
  border: 1px solid color-mix(in oklab, var(--color-text) 12%, transparent);
  border-radius: var(--radius-2xl);
  background: color-mix(in oklab, var(--color-surface) 92%, transparent);
  box-shadow: var(--shadow-lg);
}

.audit-card h2,
.section-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  letter-spacing: -0.02em;
}

.score {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-5);
  align-items: center;
  margin-block: var(--space-5);
}

.score-ring {
  --value: 41;
  width: 7.5rem;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background:
    radial-gradient(circle at center, var(--color-surface) 0 58%, transparent 59%),
    conic-gradient(var(--color-warning) calc(var(--value) * 1%), color-mix(in oklab, var(--color-text) 12%, transparent) 0);
  color: var(--color-warning);
  font-size: var(--text-xl);
  font-weight: 900;
  font-variant-numeric: tabular-nums;
}

.score p {
  color: var(--color-text-muted);
}

.risk-list {
  display: grid;
  gap: var(--space-3);
}

.risk-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-3);
  padding: var(--space-3);
  border-radius: var(--radius-lg);
  background: var(--color-surface-2);
}

.dot {
  width: 0.7rem;
  height: 0.7rem;
  margin-top: 0.45rem;
  border-radius: var(--radius-full);
  background: var(--color-warning);
}

section {
  padding: var(--space-12) 0;
}

.section-header {
  display: grid;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}

.section-header p {
  max-width: 78ch;
  color: var(--color-text-muted);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-4);
}

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

.panel {
  padding: var(--space-5);
  border: 1px solid color-mix(in oklab, var(--color-text) 12%, transparent);
  border-radius: var(--radius-xl);
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
}

.panel h3 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-3);
}

.panel p,
.panel li {
  color: var(--color-text-muted);
}

.tag {
  display: inline-flex;
  width: fit-content;
  align-items: center;
  padding: var(--space-1) var(--space-3);
  margin-bottom: var(--space-3);
  border-radius: var(--radius-full);
  background: var(--color-primary-highlight);
  color: var(--color-primary);
  font-size: var(--text-xs);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.tag.warning {
  background: var(--color-warning-highlight);
  color: var(--color-warning);
}

.tag.error {
  background: var(--color-error-highlight);
  color: var(--color-error);
}

.tag.success {
  background: var(--color-success-highlight);
  color: var(--color-success);
}

.checklist {
  display: grid;
  gap: var(--space-3);
}

.checkitem {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: var(--space-3);
  align-items: start;
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  border: 1px solid color-mix(in oklab, var(--color-text) 10%, transparent);
}

.check {
  width: 1.35rem;
  height: 1.35rem;
  display: grid;
  place-items: center;
  margin-top: 0.1rem;
  border-radius: 50%;
  color: var(--color-text-inverse);
  background: var(--color-primary);
  font-size: 0.85rem;
  font-weight: 900;
}

.status {
  white-space: nowrap;
  font-size: var(--text-xs);
  font-weight: 900;
  color: var(--color-text-muted);
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid color-mix(in oklab, var(--color-text) 12%, transparent);
  border-radius: var(--radius-xl);
  background: var(--color-surface);
}

th,
td {
  padding: var(--space-3) var(--space-4);
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid color-mix(in oklab, var(--color-text) 10%, transparent);
}

th {
  color: var(--color-text);
  font-size: var(--text-sm);
  background: var(--color-surface-2);
}

td {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

tr:last-child td {
  border-bottom: none;
}

.phase {
  display: grid;
  grid-template-columns: 7.5rem 1fr;
  gap: var(--space-5);
  padding: var(--space-5);
  border-radius: var(--radius-xl);
  background: var(--color-surface);
  border: 1px solid color-mix(in oklab, var(--color-text) 12%, transparent);
}

.phase + .phase {
  margin-top: var(--space-4);
}

.phase-time {
  font-weight: 900;
  color: var(--color-primary);
}

.phase ul,
.panel ul {
  padding-left: var(--space-5);
}

.document-preview {
  padding: var(--space-6);
  border-radius: var(--radius-xl);
  border: 1px solid color-mix(in oklab, var(--color-text) 14%, transparent);
  background:
    linear-gradient(90deg, transparent 0 5.4rem, color-mix(in oklab, var(--color-primary) 22%, transparent) 5.4rem 5.5rem, transparent 5.5rem),
    var(--color-surface);
  box-shadow: var(--shadow-md);
}

.implementation-note {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-5);
  align-items: center;
  margin-top: var(--space-6);
  padding: var(--space-5);
  border: 1px solid color-mix(in oklab, var(--color-primary) 24%, transparent);
  border-radius: var(--radius-xl);
  background: color-mix(in oklab, var(--color-primary-highlight) 54%, var(--color-surface));
}

.implementation-note h3 {
  margin-bottom: var(--space-2);
  font-size: var(--text-lg);
}

.implementation-note p {
  color: var(--color-text-muted);
}

.doc-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(6.5rem, 1fr));
  gap: var(--space-2);
  margin: var(--space-5) 0;
}

.doc-cell {
  padding: var(--space-2);
  border: 1px solid color-mix(in oklab, var(--color-text) 18%, transparent);
  font-size: var(--text-xs);
}

.doc-content {
  display: grid;
  gap: var(--space-4);
  max-width: 72ch;
}

.doc-content h3 {
  font-size: var(--text-base);
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.source-note {
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  background: var(--color-surface-2);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.footer {
  padding: var(--space-10) 0;
  border-top: 1px solid color-mix(in oklab, var(--color-text) 12%, transparent);
  color: var(--color-text-muted);
}

@media (max-width: 900px) {
  .nav {
    grid-template-columns: 1fr auto;
  }

  .brand {
    grid-column: 1;
    grid-row: 1;
  }

  .theme-toggle {
    grid-column: 2;
    grid-row: 1;
  }

  .nav-links {
    grid-column: 1 / -1;
    grid-row: 2;
    justify-content: flex-start;
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: var(--space-1);
  }

  .hero-grid,
  .grid-3,
  .grid-2 {
    grid-template-columns: 1fr;
  }

  h1 {
    max-width: 13ch;
  }

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

  .implementation-note {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 560px) {
  .container {
    width: min(100% - 1rem, var(--content-default));
  }

  .audit-card,
  .panel,
  .document-preview {
    padding: var(--space-4);
  }

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

  .checkitem {
    grid-template-columns: auto 1fr;
  }

  .status {
    grid-column: 2;
  }
}