/* ============================================================
   GLOBAL DESIGN SYSTEM — Eleven-Eleven Works
   Sections: Tokens → Reset → Typography → Layout → Components
             → Animations → Responsive
   ============================================================ */

/* ----------------------------------------------------------
   1. CUSTOM PROPERTIES (TOKENS)
   ---------------------------------------------------------- */

:root {
  /* Neutral scale */
  --gray-50:  #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;
  --gray-950: #020617;

  /* Semantic — light mode defaults */
  --text-primary:   #121317;
  --text-secondary: #4b5563;
  --text-tertiary:  #94a3b8;
  --bg-page:        #f7f4ef;
  --bg-card:        rgba(255, 255, 255, 0.85);
  --bg-card-solid:  #ffffff;
  --border-color:   rgba(148, 163, 184, 0.2);
  --shadow-card:    0 18px 60px rgba(15, 23, 42, 0.08);
  --shadow-cta:     0 14px 30px rgba(15, 118, 110, 0.22);

  /* Company accent — teal */
  --accent:         #0f766e;
  --accent-light:   rgba(15, 118, 110, 0.1);
  --accent-ring:    rgba(15, 118, 110, 0.15);

  /* Secondary accent */
  --accent-2:       #db2777;

  /* Page gradient */
  --page-bg:
    radial-gradient(circle at 10% 20%, rgba(219, 39, 119, 0.12), transparent 35%),
    radial-gradient(circle at 90% 10%, rgba(15, 118, 110, 0.16), transparent 40%),
    linear-gradient(180deg, #fbfaf7 0%, var(--bg-page) 100%);

  /* Spacing scale */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 2.5rem;
  --space-8: 3rem;
  --space-9: 4rem;
  --space-10: 6rem;

  /* Radii */
  --radius-sm: 8px;
  --radius-md: 18px;
  --radius-lg: 24px;
  --radius-xl: 28px;
  --radius-full: 999px;

  /* Transition */
  --transition-colors: color 0.4s ease, background-color 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;

  /* Typography */
  --font-heading: "Space Grotesk", "Segoe UI", sans-serif;
  --font-body:    "Source Sans 3", "Segoe UI", sans-serif;
}

/* Dark mode overrides */
[data-theme="dark"] {
  --text-primary:   #f8fafc;
  --text-secondary: #cbd5f5;
  --text-tertiary:  #64748b;
  --bg-page:        #0f172a;
  --bg-card:        rgba(15, 23, 42, 0.85);
  --bg-card-solid:  #111827;
  --border-color:   rgba(148, 163, 184, 0.12);
  --shadow-card:    0 18px 60px rgba(2, 6, 23, 0.55);
  --shadow-cta:     0 14px 30px rgba(45, 212, 191, 0.22);

  --accent:         #2dd4bf;
  --accent-light:   rgba(45, 212, 191, 0.12);
  --accent-ring:    rgba(45, 212, 191, 0.25);

  --accent-2:       #f472b6;

  --page-bg:
    radial-gradient(circle at 10% 20%, rgba(244, 114, 182, 0.18), transparent 40%),
    radial-gradient(circle at 80% 10%, rgba(45, 212, 191, 0.22), transparent 45%),
    linear-gradient(180deg, #0b1121 0%, #0f172a 100%);
}

/* Vivaha accent overrides (rose) */
.theme-vivaha {
  --accent:       #e85d75;
  --accent-light: rgba(232, 93, 117, 0.12);
  --accent-ring:  rgba(232, 93, 117, 0.35);
  --accent-2:     #f59f00;
  --shadow-cta:   0 14px 30px rgba(232, 93, 117, 0.22);
  --link-color:   #9f1239;

  --page-bg:
    radial-gradient(circle at 15% 20%, rgba(232, 93, 117, 0.18), transparent 40%),
    radial-gradient(circle at 80% 15%, rgba(245, 159, 0, 0.16), transparent 45%),
    linear-gradient(150deg, #fdf8f2 0%, #f4f1ee 45%, #f3f4f6 100%);

  --font-heading: "Fraunces", "Segoe UI", serif;
  --font-body:    "Manrope", "Segoe UI", sans-serif;
}

.theme-vivaha[data-theme="dark"] {
  --accent:       #fb7185;
  --accent-light: rgba(251, 113, 133, 0.18);
  --accent-ring:  rgba(251, 113, 133, 0.38);
  --accent-2:     #fbbf24;
  --shadow-cta:   0 14px 30px rgba(251, 113, 133, 0.22);
  --link-color:   #f472b6;

  --page-bg:
    radial-gradient(circle at 15% 20%, rgba(251, 113, 133, 0.2), transparent 40%),
    radial-gradient(circle at 80% 15%, rgba(251, 191, 36, 0.18), transparent 45%),
    linear-gradient(150deg, #0b1121 0%, #0f172a 60%, #111827 100%);
}


/* ----------------------------------------------------------
   2. RESET
   ---------------------------------------------------------- */

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

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }


/* ----------------------------------------------------------
   3. TYPOGRAPHY
   ---------------------------------------------------------- */

body {
  font-family: var(--font-body);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  background: var(--page-bg);
  background-attachment: fixed;
  transition: var(--transition-colors);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  line-height: 1.2;
}

h1 {
  font-size: clamp(2.2rem, 4vw, 3.3rem);
  font-weight: 700;
}

h2 {
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: var(--space-3);
}

h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: var(--space-2);
}


/* ----------------------------------------------------------
   4. LAYOUT
   ---------------------------------------------------------- */

.shell {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 var(--space-5) var(--space-9);
}


/* ----------------------------------------------------------
   5. COMPONENTS
   ---------------------------------------------------------- */

/* --- Card / Glass card --- */

.card,
.card-glass {
  background: var(--bg-card);
  border-radius: var(--radius-xl);
  padding: var(--space-7) clamp(1.75rem, 4vw, 2.5rem);
  box-shadow: var(--shadow-card);
  border: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transition: var(--transition-colors);
}

/* --- Badge --- */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent);
  background: var(--accent-light);
  border: 1px solid var(--accent-ring);
  border-radius: var(--radius-full);
  padding: 0.45rem 1rem;
  width: fit-content;
}

/* --- CTA buttons --- */

.cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.4rem;
  border-radius: var(--radius-full);
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  text-decoration: none;
  box-shadow: var(--shadow-cta);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.cta:visited { color: #fff; }

.cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 38px rgba(15, 118, 110, 0.26);
}

.cta.secondary {
  background: #2b52ff;
  box-shadow: 0 14px 30px rgba(43, 82, 255, 0.28);
}

.cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-5);
}

/* --- Theme toggle --- */

.theme-toggle {
  border: 1px solid rgba(148, 163, 184, 0.3);
  border-radius: var(--radius-full);
  padding: 0.45rem 1rem;
  background: rgba(255, 255, 255, 0.7);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: background 0.2s ease, border-color 0.2s ease;
}

[data-theme="dark"] .theme-toggle {
  background: rgba(15, 23, 42, 0.8);
  border-color: rgba(148, 163, 184, 0.25);
}

/* --- Site footer --- */

.site-footer {
  padding: var(--space-7) 0 0;
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.95rem;
  border-top: 1px solid var(--border-color);
  margin-top: var(--space-8);
}

.site-footer div + div {
  margin-top: var(--space-2);
}

/* --- Document page (policy pages) --- */

.doc-page {
  max-width: 800px;
  margin: 0 auto;
  padding: var(--space-8) var(--space-5) var(--space-9);
}

.doc-page .doc-header {
  margin-bottom: var(--space-7);
}

.doc-page .doc-header h1 {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  margin-bottom: var(--space-3);
}

.doc-page .doc-meta {
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-style: italic;
}

.doc-page .doc-nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.doc-page .doc-nav a {
  color: var(--accent);
  font-weight: 600;
  transition: opacity 0.2s;
}

.doc-page .doc-nav a:hover {
  opacity: 0.7;
}

.doc-page .doc-body {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: var(--space-7) clamp(1.5rem, 4vw, 2.5rem);
  box-shadow: var(--shadow-card);
  border: 1px solid var(--border-color);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transition: var(--transition-colors);
}

.doc-page .doc-body h2 {
  font-size: 1.3rem;
  margin-top: var(--space-7);
  margin-bottom: var(--space-3);
  color: var(--text-primary);
}

.doc-page .doc-body h2:first-child {
  margin-top: 0;
}

.doc-page .doc-body p {
  color: var(--text-secondary);
  font-size: 1.02rem;
  max-width: 65ch;
  margin-bottom: var(--space-4);
  line-height: 1.7;
}

.doc-page .doc-body ul {
  color: var(--text-secondary);
  font-size: 1.02rem;
  margin: 0 0 var(--space-4) var(--space-5);
  line-height: 1.7;
}

.doc-page .doc-body a {
  color: var(--accent);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.doc-page .doc-body a:hover {
  opacity: 0.7;
}

.doc-page .doc-body strong {
  color: var(--text-primary);
}

.doc-page .doc-toggle {
  position: fixed;
  top: 1.2rem;
  right: 1.4rem;
  z-index: 100;
}

.doc-page .doc-footer {
  margin-top: var(--space-8);
  padding-top: var(--space-5);
  border-top: 1px solid var(--border-color);
  text-align: center;
  color: var(--text-tertiary);
  font-size: 0.9rem;
}


/* ----------------------------------------------------------
   6. REVEAL ANIMATIONS
   ---------------------------------------------------------- */

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}


/* ----------------------------------------------------------
   7. RESPONSIVE
   ---------------------------------------------------------- */

/* Tablet+ */
@media (min-width: 640px) {
  .shell {
    padding: 0 var(--space-6) var(--space-9);
  }
}

/* Desktop */
@media (min-width: 1024px) {
  .shell {
    padding: 0 var(--space-8) var(--space-10);
  }
}

/* Small phones */
@media (max-width: 480px) {
  h1 { font-size: 1.85rem; }
  h2 { font-size: 1.35rem; }

  .card, .card-glass {
    padding: var(--space-6) var(--space-5);
    border-radius: var(--radius-lg);
  }

  .doc-page .doc-body {
    padding: var(--space-5) var(--space-4);
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .cta {
    transition: none;
  }

  body {
    transition: none;
  }

  *, *::before, *::after {
    transition-duration: 0s !important;
    animation-duration: 0s !important;
  }
}