@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Inter:wght@400;500;600;700&family=Geist+Mono:wght@400;500;600;700&display=swap');

:root {
  --neu-bg-light: #e8ecf1;
  --neu-surface2-light: #eef1f6;
  --neu-ink-light: #2e3141;
  --neu-muted-light: #666f80;
  --neu-bg-dark: #15171c;
  --neu-surface2-dark: #1b1e24;
  --neu-ink-dark: #e7e9ee;
  --neu-muted-dark: #9198a8;
  --neu-accent: #4f46e5;
  --neu-accent-hover: #4338ca;
  --neu-accent-dark: #6366f1;
  --neu-accent-fg: #ffffff;

  --neu-raised-light-sm: 3px 3px 6px rgba(163, 177, 198, 0.5), -3px -3px 6px rgba(255, 255, 255, 0.75);
  --neu-raised-light-md: 6px 6px 12px rgba(163, 177, 198, 0.5), -6px -6px 12px rgba(255, 255, 255, 0.8);
  --neu-raised-light-lg: 10px 10px 20px rgba(163, 177, 198, 0.55), -10px -10px 20px rgba(255, 255, 255, 0.85);
  --neu-pressed-light: inset 3px 3px 6px rgba(163, 177, 198, 0.55), inset -3px -3px 6px rgba(255, 255, 255, 0.8);
  --neu-raised-dark-sm: 3px 3px 7px rgba(0, 0, 0, 0.55), -3px -3px 7px rgba(255, 255, 255, 0.03);
  --neu-raised-dark-md: 6px 6px 14px rgba(0, 0, 0, 0.55), -6px -6px 14px rgba(255, 255, 255, 0.035);
  --neu-raised-dark-lg: 10px 10px 24px rgba(0, 0, 0, 0.6), -10px -10px 24px rgba(255, 255, 255, 0.04);
  --neu-pressed-dark: inset 3px 3px 7px rgba(0, 0, 0, 0.65), inset -3px -3px 7px rgba(255, 255, 255, 0.02);

  --font-display: 'Space Grotesk', ui-sans-serif, system-ui, sans-serif;
  --font-body: 'Inter', ui-sans-serif, system-ui, sans-serif;
  --font-mono: 'Geist Mono', 'SFMono-Regular', Consolas, ui-monospace, monospace;

  --bg: var(--neu-bg-dark);
  --surface2: var(--neu-surface2-dark);
  --ink: var(--neu-ink-dark);
  --muted: var(--neu-muted-dark);
  --raised-sm: var(--neu-raised-dark-sm);
  --raised-md: var(--neu-raised-dark-md);
  --raised-lg: var(--neu-raised-dark-lg);
  --pressed: var(--neu-pressed-dark);
  --accent: var(--neu-accent-dark);

  --max-shell: 1260px;
  --measure: 72ch;
}

:root[data-theme='light'] {
  --bg: var(--neu-bg-light);
  --surface2: var(--neu-surface2-light);
  --ink: var(--neu-ink-light);
  --muted: var(--neu-muted-light);
  --raised-sm: var(--neu-raised-light-sm);
  --raised-md: var(--neu-raised-light-md);
  --raised-lg: var(--neu-raised-light-lg);
  --pressed: var(--neu-pressed-light);
  --accent: var(--neu-accent);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--bg);
  transition: background-color 0.2s ease, color 0.2s ease;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.shell {
  position: relative;
  z-index: 1;
  max-width: var(--max-shell);
  margin: 0 auto;
  padding: 28px 20px 88px;
}

.nav {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 28px;
}

.brand {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1;
  text-transform: uppercase;
  color: var(--ink);
}

.brand span {
  color: var(--accent);
}

.nav-links {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.nav-links a {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 16px;
  border-radius: 999px;
  background: var(--bg);
  box-shadow: var(--raised-sm);
  color: var(--ink);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  transition: box-shadow 0.15s ease;
}

.nav-links a:hover {
  box-shadow: var(--raised-md);
  text-decoration: none;
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  padding: 4px;
  border-radius: 999px;
  background: var(--bg);
  box-shadow: var(--pressed);
}

.theme-toggle-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
}

.theme-toggle-btn[aria-pressed='true'] {
  background: var(--bg);
  box-shadow: var(--raised-sm);
  color: var(--accent);
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 34px;
  margin-bottom: 24px;
  border-radius: 28px;
  background: var(--bg);
  box-shadow: var(--raised-lg);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.breadcrumbs {
  margin-bottom: 12px;
  color: var(--muted);
  font-size: 0.78rem;
}

.breadcrumbs span {
  color: var(--ink);
}

h1,
h2,
h3 {
  margin: 0;
  color: var(--ink);
  font-family: var(--font-display);
  font-weight: 700;
  text-wrap: balance;
}

h1 {
  max-width: 22ch;
  margin-top: 14px;
  font-size: clamp(2.2rem, 4vw, 3.4rem);
  line-height: 1.05;
  letter-spacing: -0.01em;
}

h2 {
  font-size: clamp(1.4rem, 2.4vw, 1.8rem);
  line-height: 1.15;
}

h3 {
  font-size: 1.15rem;
  line-height: 1.2;
}

p,
li {
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.75;
}

.lede {
  max-width: var(--measure);
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 1rem;
}

.hero-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: minmax(0, 1.6fr) minmax(280px, 0.7fr);
  align-items: end;
}

.hero-grid > :first-child {
  max-width: 66rem;
}

.hero-meta {
  display: grid;
  gap: 12px;
}

.signal-block {
  display: grid;
  gap: 12px;
  padding: 20px;
  border-radius: 20px;
  background: var(--surface2);
  box-shadow: var(--raised-sm);
}

.signal-row {
  display: grid;
  gap: 4px;
}

.signal-label {
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.signal-value {
  color: var(--ink);
  font-size: 0.86rem;
  line-height: 1.6;
}

.page-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 292px;
  gap: 24px;
  align-items: start;
}

.content-stack {
  display: grid;
  gap: 18px;
}

.panel {
  padding: 24px;
  border-radius: 22px;
  background: var(--bg);
  box-shadow: var(--raised-md);
}

.panel.intense {
  background: var(--surface2);
  box-shadow: var(--raised-lg);
}

.panel-head {
  display: grid;
  gap: 10px;
  margin-bottom: 14px;
}

.section-index {
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.section-intro {
  max-width: var(--measure);
}

.legal-list,
.list {
  margin: 0;
  padding-left: 18px;
}

.legal-list li,
.list li {
  margin-bottom: 10px;
}

.legal-list li:last-child,
.list li:last-child {
  margin-bottom: 0;
}

.aside {
  position: sticky;
  top: 18px;
  display: grid;
  gap: 16px;
}

.toc,
.quick-card {
  padding: 20px;
  border-radius: 20px;
  background: var(--surface2);
  box-shadow: var(--raised-sm);
}

.toc h3,
.quick-card h3 {
  margin-bottom: 12px;
}

.toc-links {
  display: grid;
  gap: 8px;
}

.toc-links a {
  display: block;
  padding: 9px 12px;
  border-radius: 12px;
  color: var(--muted);
  background: var(--bg);
  font-size: 0.78rem;
  line-height: 1.5;
}

.toc-links a:hover {
  color: var(--accent);
  text-decoration: none;
}

.cards,
.grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.contact-card {
  padding: 22px;
  border-radius: 20px;
  background: var(--bg);
  box-shadow: var(--raised-md);
}

.contact-card p {
  margin-bottom: 0;
}

.stat-ribbon,
.stats-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.stat-chip {
  min-width: 148px;
  padding: 14px 16px;
  border-radius: 16px;
  background: var(--surface2);
  box-shadow: var(--raised-sm);
}

.stat-chip strong {
  display: block;
  margin-bottom: 4px;
  color: var(--ink);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.stat-chip span {
  color: var(--muted);
  font-size: 0.76rem;
  line-height: 1.55;
}

.stats-row .kpi {
  display: inline-flex;
  align-items: center;
  padding: 10px 16px;
  border-radius: 999px;
  background: var(--surface2);
  box-shadow: var(--raised-sm);
  color: var(--ink);
  font-size: 0.78rem;
  font-weight: 600;
}

.panel > .kpi {
  margin: 6px 0 10px;
  color: var(--accent);
  font-family: var(--font-display);
  font-size: 2.6rem;
  font-weight: 700;
  line-height: 1;
}

.notice {
  padding: 16px 18px;
  border-radius: 16px;
  background: var(--surface2);
  box-shadow: var(--raised-sm);
  color: var(--ink);
}

.notice strong {
  color: var(--ink);
}

.footer {
  margin-top: 34px;
  padding-top: 22px;
  border-top: 1px solid var(--muted);
  border-top-color: color-mix(in srgb, var(--muted) 25%, transparent);
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  color: var(--muted);
  font-size: 0.8rem;
}

.footer .nav-links a {
  min-height: 36px;
  font-size: 0.74rem;
}

.legal-columns {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.micro-copy {
  color: var(--muted);
  font-size: 0.76rem;
  line-height: 1.65;
}

.section {
  display: grid;
  gap: 14px;
}

.stack {
  display: grid;
  gap: 20px;
}

.quote {
  padding: 18px 20px;
  border-radius: 16px;
  background: var(--surface2);
  box-shadow: var(--raised-sm);
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 1.05rem;
  line-height: 1.5;
}

.topic-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.topic-link {
  display: grid;
  gap: 6px;
  padding: 18px;
  border-radius: 16px;
  background: var(--bg);
  box-shadow: var(--raised-sm);
  transition: box-shadow 0.15s ease;
}

.topic-link:hover {
  box-shadow: var(--raised-md);
  text-decoration: none;
}

.topic-link strong {
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 0.98rem;
}

.topic-link span {
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.5;
}

.mini-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.mini-links a {
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--surface2);
  box-shadow: var(--raised-sm);
  color: var(--ink);
  font-size: 0.76rem;
}

.mini-links a:hover {
  color: var(--accent);
  text-decoration: none;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  padding: 0 24px;
  border-radius: 999px;
  background: var(--neu-accent);
  color: var(--neu-accent-fg);
  font-size: 0.92rem;
  font-weight: 700;
  box-shadow: 0 1px 2px rgba(16, 24, 40, 0.08);
}

.button:hover {
  background: var(--neu-accent-hover);
  text-decoration: none;
}

.button-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  padding: 0 24px;
  border-radius: 999px;
  background: var(--bg);
  box-shadow: var(--raised-sm);
  color: var(--ink);
  font-size: 0.92rem;
  font-weight: 700;
}

.button-ghost:hover {
  box-shadow: var(--raised-md);
  text-decoration: none;
}

@media (max-width: 1080px) {
  .page-grid,
  .hero-grid {
    grid-template-columns: 1fr;
  }

  .aside {
    position: static;
  }
}

@media (max-width: 720px) {
  .shell {
    padding: 20px 14px 72px;
  }

  .hero,
  .panel,
  .toc,
  .quick-card,
  .contact-card {
    padding: 20px;
    border-radius: 20px;
  }

  .nav-links {
    width: 100%;
  }

  .nav-links a {
    flex: 1 1 auto;
    justify-content: center;
  }

  .stat-chip {
    min-width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}