/* ============================================================
   TOKENS & RESET
   ============================================================ */
:root {
  --color-bg: #0d0f14;
  --color-surface: #13161d;
  --color-surface-2: #1a1e28;
  --color-border: #252a38;
  --color-border-hover: #354060;
  --color-primary: #6366f1;
  --color-primary-dim: rgba(99, 102, 241, 0.12);
  --color-primary-glow: rgba(99, 102, 241, 0.25);
  --color-accent: #e8642c;
  --color-success: #22c55e;
  --color-warning: #f59e0b;
  --color-info: #38bdf8;
  --color-text: #e2e8f0;
  --color-text-muted: #7c8ba1;
  --color-text-subtle: #4a5568;
  --font-sans: "Inter", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", "Courier New", monospace;
  --navbar-h: 64px;
  --max-w-content: 780px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.6);
  --transition: 0.2s ease;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--navbar-h) + 24px);
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--navbar-h);
  background: rgba(13, 15, 20, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
}

.navbar-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--color-text);
  font-weight: 600;
  font-size: 15px;
  flex-shrink: 0;
}

.brand-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  color: #fff;
  flex-shrink: 0;
}
.brand-icon.small {
  width: 26px;
  height: 26px;
}

.brand-name {
  color: var(--color-text);
}

.brand-badge {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: var(--color-primary-dim);
  color: var(--color-primary);
  border: 1px solid rgba(99, 102, 241, 0.25);
  border-radius: 20px;
  padding: 2px 8px;
}

.navbar-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-link {
  text-decoration: none;
  color: var(--color-text-muted);
  font-size: 14px;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  transition:
    color var(--transition),
    background var(--transition);
}
.nav-link:hover {
  color: var(--color-text);
  background: var(--color-surface-2);
}
.nav-link.active {
  color: var(--color-primary);
  background: var(--color-primary-dim);
}

/* ============================================================
   MAIN
   ============================================================ */
.main-content {
  flex: 1;
}

/* ============================================================
   HERO
   ============================================================ */
.legal-hero {
  background: linear-gradient(
    180deg,
    var(--color-surface) 0%,
    var(--color-bg) 100%
  );
  border-bottom: 1px solid var(--color-border);
  padding: 72px 24px 56px;
  text-align: center;
}

.hero-inner {
  max-width: 680px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: var(--color-primary-dim);
  border: 1px solid rgba(99, 102, 241, 0.2);
  border-radius: 20px;
  padding: 5px 14px;
  margin-bottom: 20px;
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, #fff 30%, #8b92c8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 16px;
}

.hero-subtitle {
  font-size: 17px;
  color: var(--color-text-muted);
  max-width: 520px;
  margin: 0 auto 28px;
}

.hero-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.meta-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--color-text-subtle);
}
.meta-separator {
  color: var(--color-border);
}

/* ============================================================
   LEGAL LAYOUT (sidebar + article)
   ============================================================ */
.legal-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 56px 24px 80px;
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 56px;
  align-items: start;
}

/* ---- TOC SIDEBAR ---- */
.toc-sidebar {
  position: sticky;
  top: calc(var(--navbar-h) + 24px);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px;
}

.toc-title {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-subtle);
  margin-bottom: 12px;
}

.toc-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 2px;
  counter-reset: none;
}

.toc-link {
  display: block;
  font-size: 13px;
  color: var(--color-text-muted);
  text-decoration: none;
  padding: 5px 8px;
  border-radius: var(--radius-sm);
  transition:
    color var(--transition),
    background var(--transition);
  line-height: 1.4;
}
.toc-link:hover {
  color: var(--color-text);
  background: var(--color-surface-2);
}

/* ---- ARTICLE ---- */
.legal-article {
  min-width: 0;
  max-width: var(--max-w-content);
}

.legal-section {
  margin-bottom: 56px;
}
.legal-section:last-child {
  margin-bottom: 0;
}

.section-title {
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--color-text);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-border);
}

.subsection-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-text);
  margin: 24px 0 10px;
}

p {
  color: var(--color-text-muted);
  margin-bottom: 14px;
}
p:last-child {
  margin-bottom: 0;
}

.legal-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 14px 0 14px 0;
  padding: 0;
}
.legal-list li {
  color: var(--color-text-muted);
  padding-left: 20px;
  position: relative;
}
.legal-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--color-primary);
}
.legal-list strong {
  color: var(--color-text);
}

/* ============================================================
   CALLOUTS
   ============================================================ */
.callout {
  display: flex;
  gap: 14px;
  border-radius: var(--radius-md);
  padding: 16px 18px;
  margin: 20px 0;
  border: 1px solid;
}
.callout-info {
  background: rgba(56, 189, 248, 0.07);
  border-color: rgba(56, 189, 248, 0.2);
}
.callout-warning {
  background: rgba(245, 158, 11, 0.07);
  border-color: rgba(245, 158, 11, 0.25);
}

.callout-icon {
  flex-shrink: 0;
  margin-top: 2px;
}
.callout-info .callout-icon {
  color: var(--color-info);
}
.callout-warning .callout-icon {
  color: var(--color-warning);
}

.callout-text {
  color: var(--color-text-muted);
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
}
.callout-text strong {
  color: var(--color-text);
}

/* ============================================================
   SCOPE GRID
   ============================================================ */
.scope-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px;
  margin: 20px 0;
}

.scope-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 18px;
  transition:
    border-color var(--transition),
    transform var(--transition);
}
.scope-card:hover {
  border-color: var(--color-border-hover);
  transform: translateY(-2px);
}

.scope-header {
  margin-bottom: 10px;
}

.scope-badge {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  background: var(--color-primary-dim);
  color: var(--color-primary);
  border: 1px solid rgba(99, 102, 241, 0.25);
  border-radius: var(--radius-sm);
  padding: 3px 10px;
}

.scope-description {
  font-size: 13px;
  color: var(--color-text-muted);
  margin: 0;
  line-height: 1.6;
}

/* ============================================================
   LEGAL TABLE
   ============================================================ */
.legal-table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
  font-size: 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.legal-table th {
  background: var(--color-surface);
  color: var(--color-text-muted);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-align: left;
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border);
}
.legal-table td {
  padding: 12px 16px;
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
}
.legal-table tbody tr:last-child td {
  border-bottom: none;
}
.legal-table tbody tr:hover {
  background: var(--color-surface);
}
.legal-table strong {
  color: var(--color-text);
}

/* ============================================================
   REQUIREMENT LIST
   ============================================================ */
.requirement-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 16px 0;
}
.requirement-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  transition: border-color var(--transition);
}
.requirement-item:hover {
  border-color: var(--color-border-hover);
}
.req-icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(34, 197, 94, 0.12);
  border: 1px solid rgba(34, 197, 94, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-success);
  margin-top: 1px;
}
.req-content {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.6;
}
.req-content strong {
  color: var(--color-text);
}

/* ============================================================
   INLINE CODE
   ============================================================ */
.inline-code {
  font-family: var(--font-mono);
  font-size: 13px;
  background: var(--color-surface-2);
  color: var(--color-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 1px 6px;
}

/* ============================================================
   CONTACT CARD
   ============================================================ */
.contact-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-top: 16px;
}
.contact-row {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--color-border);
}
.contact-row:last-child {
  border-bottom: none;
}
.contact-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-text-subtle);
  min-width: 72px;
  flex-shrink: 0;
}
.contact-value {
  font-size: 14px;
  color: var(--color-text-muted);
}

/* ============================================================
   LINKS
   ============================================================ */
.legal-link {
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition:
    border-color var(--transition),
    opacity var(--transition);
}
.legal-link:hover {
  border-bottom-color: var(--color-primary);
  opacity: 0.85;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: 32px 24px;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-muted);
}
.footer-links {
  display: flex;
  align-items: center;
  gap: 8px;
}
.footer-link {
  font-size: 13px;
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition);
}
.footer-link:hover {
  color: var(--color-text);
}
.footer-divider {
  color: var(--color-border);
}
.footer-copy {
  font-size: 12px;
  color: var(--color-text-subtle);
}

/* ============================================================
   404 PAGE
   ============================================================ */
.notfound-container {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - var(--navbar-h) - 104px);
  padding: 60px 24px;
}
.notfound-inner {
  max-width: 520px;
  width: 100%;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 40px;
}

.notfound-graphic {
  position: relative;
  width: 200px;
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.notfound-code {
  font-size: 4.5rem;
  font-weight: 800;
  letter-spacing: -0.05em;
  background: linear-gradient(135deg, var(--color-primary), #a78bfa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
  z-index: 2;
  text-shadow: none;
}

.notfound-orbit {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.orbit-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.ring-1 {
  width: 140px;
  height: 140px;
  border-color: rgba(99, 102, 241, 0.2);
  animation: spin 8s linear infinite;
}
.ring-2 {
  width: 190px;
  height: 190px;
  border-color: rgba(99, 102, 241, 0.1);
  animation: spin 14s linear infinite reverse;
}

.orbit-dot {
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-primary);
  top: 50%;
  left: 50%;
  transform-origin: 0 0;
}
.dot-1 {
  margin-left: 66px;
  margin-top: -4px;
  animation: orbit-1 8s linear infinite;
  opacity: 0.9;
}
.dot-2 {
  margin-left: 91px;
  margin-top: -4px;
  animation: orbit-2 14s linear infinite reverse;
  opacity: 0.5;
  width: 6px;
  height: 6px;
  background: #a78bfa;
}
.dot-3 {
  margin-left: 66px;
  margin-top: -4px;
  animation: orbit-3 12s linear infinite;
  opacity: 0.6;
  width: 5px;
  height: 5px;
  background: var(--color-accent);
}

@keyframes spin {
  to {
    transform: translate(-50%, -50%) rotate(360deg);
  }
}
@keyframes orbit-1 {
  to {
    transform: rotate(360deg) translateX(70px);
  }
  from {
    transform: rotate(0deg) translateX(70px);
  }
}
@keyframes orbit-2 {
  to {
    transform: rotate(-360deg) translateX(95px);
  }
  from {
    transform: rotate(0deg) translateX(95px);
  }
}
@keyframes orbit-3 {
  to {
    transform: rotate(360deg) translateX(68px);
  }
  from {
    transform: rotate(120deg) translateX(68px);
  }
}

.notfound-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.notfound-title {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-text);
}
.notfound-description {
  font-size: 16px;
  color: var(--color-text-muted);
  max-width: 380px;
}

.notfound-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 8px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 22px;
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius-md);
  text-decoration: none;
  transition:
    opacity var(--transition),
    transform var(--transition),
    box-shadow var(--transition);
  cursor: pointer;
  border: none;
}
.btn:hover {
  opacity: 0.88;
  transform: translateY(-1px);
}
.btn:active {
  transform: translateY(0);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), #818cf8);
  color: #fff;
  box-shadow: 0 4px 16px var(--color-primary-glow);
}
.btn-secondary {
  background: var(--color-surface-2);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}
.btn-secondary:hover {
  border-color: var(--color-border-hover);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
  .legal-container {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 40px 20px 60px;
  }
  .toc-sidebar {
    position: static;
  }
}

@media (max-width: 600px) {
  .navbar-inner {
    padding: 0 16px;
  }
  .brand-badge {
    display: none;
  }
  .hero-title {
    font-size: 2rem;
  }
  .legal-hero {
    padding: 48px 16px 40px;
  }
  .scope-grid {
    grid-template-columns: 1fr;
  }
  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
}