@import url("https://fonts.googleapis.com/css2?family=Newsreader:ital,opsz,wght@0,6..72,400;0,6..72,500;1,6..72,400&family=Public+Sans:wght@400;500;600&display=swap");

:root {
  color-scheme: light dark;
  --font-serif: "Newsreader", Georgia, serif;
  --font-sans: "Public Sans", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --surface: #f8faf8;
  --surface: oklch(0.983 0.004 150);
  --surface-raised: #ffffff;

  --ink: #161f1a;
  --ink: oklch(0.20 0.010 160);
  --muted: #59655f;
  --muted: oklch(0.50 0.012 160);
  --faint: #7d8781;
  --faint: oklch(0.65 0.010 150);

  --line: #d4dad5;
  --line: oklch(0.905 0.006 150);
  --line-subtle: #e1e6e2;
  --line-subtle: oklch(0.925 0.004 150);

  --accent: #23593d;
  --accent: oklch(0.42 0.075 158);
  --accent-deep: #0e432a;
  --accent-deep: oklch(0.34 0.07 158);
  --accent-soft: #dceae1;
  --accent-soft: oklch(0.94 0.025 155);

  --warning-bg: #fff8e6;
  --warning-ink: #5a4210;
  --warning-line: #d8c587;

  --shadow: 0 24px 60px rgba(18, 23, 20, 0.08);
  --radius-lg: 28px;
  --radius-md: 18px;
  --page: min(1120px, calc(100% - 40px));

  font-family: var(--font-sans);
  font-synthesis: none;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--surface);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
  text-underline-offset: 0.2em;
  text-decoration-thickness: 1px;
}

a:hover { color: var(--accent-deep); }

a:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 4px;
  border-radius: 4px;
}

.skip-link {
  position: fixed;
  z-index: 10;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  background: var(--ink);
  color: var(--surface-raised);
  transform: translateY(-160%);
  transition: transform 160ms ease;
  font-weight: 600;
}

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

.site-header,
footer {
  width: var(--page);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.site-header {
  min-height: 72px;
  padding-block: 16px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: 1.45rem;
  font-weight: 500;
  text-decoration: none;
  letter-spacing: -0.015em;
}

.brand-mark {
  width: 38px;
  height: 38px;
  color: var(--accent);
  flex-shrink: 0;
}

nav { display: flex; gap: 8px; }

nav a,
footer a,
.language-nav a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  padding: 8px 14px;
  font-weight: 600;
  text-decoration: none;
}

nav a:focus-visible,
footer a:focus-visible,
.language-nav a:focus-visible {
  border-radius: 999px;
}

.hero {
  width: var(--page);
  min-height: min(640px, calc(100dvh - 104px));
  margin-inline: auto;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.8fr);
  align-items: center;
  gap: clamp(40px, 7vw, 96px);
  padding-block: 48px 80px;
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.10em;
  text-transform: uppercase;
}

h1, h2 {
  font-family: var(--font-serif);
  font-weight: 400;
  letter-spacing: -0.015em;
  text-wrap: balance;
}

h1 {
  max-width: 15ch;
  margin: 0;
  font-size: clamp(2.8rem, 6.5vw, 5.2rem);
  line-height: 1.05;
}

.lede {
  max-width: 55ch;
  margin: 28px 0 0;
  color: var(--muted);
  font-size: clamp(1.08rem, 1.8vw, 1.25rem);
  line-height: 1.55;
}

.actions {
  margin-top: 32px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px 20px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  border-radius: 999px;
  background: var(--accent);
  color: white;
  font-weight: 600;
  text-decoration: none;
  transition: background-color 160ms ease, box-shadow 160ms ease, transform 120ms ease;
}

.button:hover {
  background: var(--accent-deep);
  color: white;
  box-shadow: 0 10px 24px rgba(14, 67, 42, 0.2);
}

.button:active {
  transform: scale(0.98);
}

.button:focus-visible {
  border-radius: 999px;
}

.release-note {
  color: var(--faint);
  font-size: 0.92rem;
}

.list-card {
  position: relative;
  padding: 28px;
  border: 1px solid rgba(35, 89, 61, 0.1);
  border-radius: var(--radius-lg);
  background: var(--surface-raised);
  box-shadow: var(--shadow);
  transform: rotate(1.2deg);
}

.list-card::before {
  content: "";
  position: absolute;
  inset: -24px 28px auto -32px;
  height: 140px;
  border-radius: 999px;
  background: var(--accent-soft);
  filter: blur(48px);
  opacity: 0.75;
  z-index: -1;
}

.list-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.list-card-title {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.01em;
}

.pill-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.list-group-divider {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 16px 0 6px 0;
}

.list-group-name {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--muted);
}

.list-group-line {
  flex-grow: 1;
  height: 1px;
  background: var(--line-subtle);
}

.sample-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.sample-list li {
  display: grid;
  grid-template-columns: 22px 1fr;
  gap: 14px;
  align-items: center;
  min-height: 52px;
  border-bottom: 1px solid var(--line-subtle);
}

.sample-list li:last-child { border: 0; }

.check {
  width: 21px;
  height: 21px;
  border: 1.5px solid var(--faint);
  border-radius: 50%;
  flex-shrink: 0;
}

.check.done {
  border-color: var(--accent);
  background: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
}

.check.done::after {
  content: "";
  display: block;
  width: 8px;
  height: 4px;
  margin-top: -1px;
  border: solid white;
  border-width: 0 0 2px 2px;
  transform: rotate(-45deg);
}

.completed {
  color: var(--muted);
  text-decoration: line-through;
}

.task-with-meta {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.task-meta {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 13.5px;
  color: var(--muted);
}

.principles {
  width: var(--page);
  margin: 0 auto 96px;
  padding: clamp(32px, 6vw, 64px);
  border-radius: var(--radius-lg);
  background: var(--accent-deep);
  color: white;
}

.principles .eyebrow { color: #b8d9c5; }

.principles h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.08;
}

.principle-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 48px;
}

.principle-grid article { border-top: 1px solid rgba(255, 255, 255, 0.25); }

.principle-grid h3 {
  margin: 20px 0 8px;
  font-family: var(--font-sans);
  font-size: 1.1rem;
  font-weight: 600;
}

.principle-grid p {
  margin: 0;
  color: #dceae1;
  font-size: 0.98rem;
  line-height: 1.55;
}

footer {
  min-height: 112px;
  border-top: 1px solid var(--line);
  color: var(--faint);
  font-size: 0.9rem;
  padding-block: 24px;
}

footer div { display: flex; flex-wrap: wrap; gap: 6px; }
footer a { color: var(--muted); }

.legal-main {
  width: min(760px, calc(100% - 40px));
  margin: 40px auto 104px;
}

.legal-main > h1 {
  max-width: none;
  font-size: clamp(2.5rem, 6vw, 4.4rem);
  line-height: 1.05;
}

.legal-deck {
  margin: 16px 0 28px;
  color: var(--muted);
  font-size: 1.12rem;
  line-height: 1.5;
}

.draft-notice {
  margin: 28px 0 40px;
  padding: 18px 20px;
  border: 1px solid var(--warning-line);
  border-radius: 14px;
  background: var(--warning-bg);
  color: var(--warning-ink);
  line-height: 1.55;
}

.draft-notice strong {
  display: block;
  margin-bottom: 4px;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
}

.language-nav {
  position: sticky;
  top: 12px;
  z-index: 2;
  display: flex;
  gap: 4px;
  width: max-content;
  max-width: 100%;
  margin: 0 0 56px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  background: color-mix(in srgb, var(--surface) 92%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.language-nav a {
  border-radius: 999px;
  font-size: 0.92rem;
  color: var(--ink);
}

.language-nav a:hover {
  background: var(--accent-soft);
  color: var(--accent-deep);
}

.legal-document { scroll-margin-top: 88px; }

.legal-document + .legal-document {
  margin-top: 80px;
  padding-top: 72px;
  border-top: 1px solid var(--line);
}

.legal-document h2 {
  margin: 0 0 8px;
  font-size: clamp(2.2rem, 5vw, 3.2rem);
  line-height: 1.1;
}

.legal-meta {
  margin: 0 0 24px;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 14px;
  color: var(--muted);
}

.legal-document h3 {
  margin: 44px 0 12px;
  font-family: var(--font-sans);
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1.3;
}

.legal-document p { margin: 0 0 18px; }
.legal-document ul { margin: 0 0 24px; padding-left: 1.4rem; }
.legal-document ol { margin: 0 0 24px; padding-left: 1.4rem; }
.legal-document li { margin-bottom: 10px; }
.legal-document a { overflow-wrap: anywhere; }

@media (max-width: 760px) {
  :root { --page: min(100% - 32px, 1120px); }
  .site-header { min-height: 64px; }
  .site-header nav { gap: 0; }
  .site-header nav a { padding-inline: 8px; }
  .brand { gap: 8px; font-size: 1.3rem; }
  .brand-mark { width: 32px; height: 32px; }
  .hero { grid-template-columns: 1fr; gap: 40px; padding-block: 36px 64px; }
  h1 { font-size: clamp(2.6rem, 12vw, 4rem); }
  .list-card { margin-inline: 4px; padding: 22px; transform: none; }
  .principle-grid { grid-template-columns: 1fr; gap: 28px; margin-top: 36px; }
  footer { align-items: flex-start; flex-direction: column; padding-block: 28px; }
  footer p { margin: 0; }
  footer div { flex-direction: column; }
  .legal-main { width: min(100% - 32px, 760px); margin-top: 24px; }
}

@media (prefers-color-scheme: dark) {
  :root {
    --surface: #101512;
    --surface: oklch(0.18 0.012 155);
    --surface-raised: #19201c;
    --surface-raised: oklch(0.22 0.015 155);

    --ink: #f1f6f2;
    --ink: oklch(0.96 0.006 150);
    --muted: #c0c8c2;
    --muted: oklch(0.78 0.010 150);
    --faint: #a6afa8;
    --faint: oklch(0.68 0.010 150);

    --line: #38413b;
    --line: oklch(0.32 0.010 155);
    --line-subtle: #262e29;
    --line-subtle: oklch(0.25 0.008 155);

    --accent: #8cc7a4;
    --accent: oklch(0.78 0.080 155);
    --accent-deep: #b8e4c9;
    --accent-deep: oklch(0.88 0.065 155);
    --accent-soft: #263b2e;
    --accent-soft: oklch(0.28 0.030 155);

    --warning-bg: #2a2213;
    --warning-ink: #f5dfa8;
    --warning-line: #524220;

    --shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
  }
  .button { color: #0f2318; background: var(--accent); }
  .button:hover { color: #06150c; background: var(--accent-deep); }
  .principles { color: #eff8f2; background: #133323; }
  .principles .eyebrow { color: #b8d9c5; }
  .language-nav { background: color-mix(in srgb, var(--surface) 92%, transparent); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: 0.01ms !important; }
}