/* ==========================================================================
   TRINITY BAPTIST CHURCH - MODERN DESIGN SYSTEM & TOKENS (2026)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@500;600;700;800&family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400&family=Playfair+Display:ital,wght@0,500;0,600;0,700;1,400;1,600&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  /* Color Palette - Core Trinity Identity */
  --primary-950: #060d19;
  --primary-900: #0f1a2c;
  --primary-850: #142239;
  --primary-800: #1a2b47;
  --primary-700: #253d63;
  --primary-600: #335384;
  --primary-500: #466fa8;
  --primary-300: #88a9d6;
  --primary-100: #e2ecf9;
  --primary-50:  #f0f5fc;

  /* Accent Gold / Warm Honey */
  --gold-600: #b45309;
  --gold-500: #d97706;
  --gold-400: #f59e0b;
  --gold-300: #fbbf24;
  --gold-200: #fde68a;
  --gold-100: #fef3c7;
  --gold-50:  #fffbeb;

  /* Natural Neutrals */
  --neutral-950: #0c0f14;
  --neutral-900: #161b22;
  --neutral-800: #21262d;
  --neutral-700: #30363d;
  --neutral-600: #484f58;
  --neutral-500: #6e7681;
  --neutral-400: #8b949e;
  --neutral-300: #b1bac4;
  --neutral-200: #d0d7de;
  --neutral-100: #eaeef2;
  --neutral-50:  #f8fafc;
  --white: #ffffff;

  /* Semantic Colors */
  --emerald-600: #059669;
  --emerald-500: #10b981;
  --emerald-100: #d1fae5;
  --ruby-600: #dc2626;
  --ruby-500: #ef4444;
  --ruby-100: #fee2e2;
  --blue-deaf: #0284c7;
  --blue-deaf-light: #e0f2fe;

  /* Theme Canvas */
  --bg-app: #fcfcfb;
  --bg-surface: #ffffff;
  --bg-surface-elevated: #ffffff;
  --bg-surface-translucent: rgba(255, 255, 255, 0.82);
  --bg-surface-alt: #f4f6f9;
  --bg-hero-overlay: linear-gradient(180deg, rgba(6, 13, 25, 0.72) 0%, rgba(15, 26, 44, 0.88) 100%);
  
  --border-subtle: rgba(22, 27, 34, 0.08);
  --border-light: rgba(22, 27, 34, 0.12);
  --border-focus: #d97706;

  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --text-inverse: #ffffff;
  --text-inverse-muted: #cbd5e1;

  /* Typography */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-display: 'Cinzel', serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Dynamic Font Scaling Factor */
  --font-scale: 1;

  --text-xs:   calc(0.75rem * var(--font-scale));
  --text-sm:   calc(0.875rem * var(--font-scale));
  --text-base: calc(1rem * var(--font-scale));
  --text-lg:   calc(1.125rem * var(--font-scale));
  --text-xl:   calc(1.25rem * var(--font-scale));
  --text-2xl:  calc(1.5rem * var(--font-scale));
  --text-3xl:  calc(1.875rem * var(--font-scale));
  --text-4xl:  calc(2.25rem * var(--font-scale));
  --text-5xl:  calc(3rem * var(--font-scale));
  --text-6xl:  calc(3.75rem * var(--font-scale));

  /* Elevation & Shadows */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.08), 0 2px 4px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 10px 25px -3px rgba(15, 23, 42, 0.1), 0 4px 10px -2px rgba(15, 23, 42, 0.05);
  --shadow-xl: 0 20px 35px -5px rgba(15, 23, 42, 0.14), 0 10px 15px -5px rgba(15, 23, 42, 0.06);
  --shadow-glow: 0 0 25px rgba(245, 158, 11, 0.35);

  /* Radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 26px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 400ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Layout Containers */
  --max-width-site: 1280px;
  --max-width-text: 760px;
  --nav-height: 76px;
  --topbar-height: 40px;
}

/* ==========================================================================
   Dark Mode Theme
   ========================================================================== */
[data-theme="dark"] {
  --bg-app: #080c14;
  --bg-surface: #0f1623;
  --bg-surface-elevated: #162032;
  --bg-surface-translucent: rgba(15, 22, 35, 0.85);
  --bg-surface-alt: #131c2b;
  --bg-hero-overlay: linear-gradient(180deg, rgba(4, 7, 12, 0.85) 0%, rgba(8, 12, 20, 0.95) 100%);

  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-light: rgba(255, 255, 255, 0.14);

  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;
  --text-inverse: #0f172a;
  --text-inverse-muted: #475569;

  --shadow-md: 0 4px 14px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.55);
  --shadow-xl: 0 20px 45px rgba(0, 0, 0, 0.7);
}

/* ==========================================================================
   High Contrast Mode (WCAG AAA)
   ========================================================================== */
[data-contrast="high"] {
  --bg-app: #000000 !important;
  --bg-surface: #0a0a0a !important;
  --bg-surface-elevated: #141414 !important;
  --bg-surface-translucent: #000000 !important;
  --bg-surface-alt: #121212 !important;

  --border-subtle: #ffffff !important;
  --border-light: #ffffff !important;
  --border-focus: #ffff00 !important;

  --text-primary: #ffffff !important;
  --text-secondary: #ffff55 !important;
  --text-muted: #ffffff !important;

  --gold-500: #ffd700 !important;
  --gold-400: #ffff00 !important;
  --primary-500: #63b3ed !important;
  --emerald-500: #00ff66 !important;
  --ruby-500: #ff4444 !important;
}

[data-contrast="high"] a {
  text-decoration: underline !important;
}

[data-contrast="high"] button,
[data-contrast="high"] .btn {
  border: 2px solid #ffffff !important;
}

/* Dyslexia-Friendly Typography Mode */
[data-dyslexic="true"] {
  --font-sans: 'Comic Sans MS', 'Arial', sans-serif !important;
  --font-serif: 'Georgia', serif !important;
  letter-spacing: 0.05em;
  word-spacing: 0.1em;
  line-height: 1.8 !important;
}

/* Base Reset & Globals */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: var(--font-sans);
  font-size: 16px;
  color: var(--text-primary);
  background-color: var(--bg-app);
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  background-color: var(--bg-app);
  color: var(--text-primary);
  transition: background-color var(--transition-base), color var(--transition-base);
}

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

button, input, select, textarea {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

ul, ol {
  list-style: none;
}

/* Focus styles for Keyboard Accessibility (WCAG compliant) */
:focus-visible {
  outline: 3px solid var(--gold-400);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* Utilities */
.container {
  width: 100%;
  max-width: var(--max-width-site);
  margin-left: auto;
  margin-right: auto;
  padding-left: clamp(1rem, 4vw, 2rem);
  padding-right: clamp(1rem, 4vw, 2rem);
}

.text-gradient-gold {
  background: linear-gradient(135deg, var(--gold-300) 0%, var(--gold-500) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-gradient-primary {
  background: linear-gradient(135deg, var(--primary-700) 0%, var(--primary-500) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Glassmorphism Container Utility */
.glass-panel {
  background: var(--bg-surface-translucent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

/* Badges & Chips */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.badge-gold {
  background: var(--gold-100);
  color: var(--gold-600);
  border: 1px solid var(--gold-200);
}

.badge-deaf {
  background: var(--blue-deaf-light);
  color: var(--blue-deaf);
  border: 1px solid rgba(2, 132, 199, 0.2);
}

.badge-emerald {
  background: var(--emerald-100);
  color: var(--emerald-600);
  border: 1px solid rgba(16, 185, 129, 0.2);
}

/* Primary and Secondary Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.4rem;
  font-weight: 600;
  font-size: var(--text-base);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  text-align: center;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--gold-400) 0%, var(--gold-500) 100%);
  color: #0b111e;
  box-shadow: 0 4px 14px rgba(217, 119, 6, 0.35);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--gold-300) 0%, var(--gold-400) 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(217, 119, 6, 0.45);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.12);
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(8px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.22);
  border-color: rgba(255, 255, 255, 0.4);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1.5px solid var(--border-light);
}

.btn-outline:hover {
  border-color: var(--gold-500);
  color: var(--gold-500);
  background: var(--gold-50);
}

.btn-sm {
  padding: 0.45rem 0.9rem;
  font-size: var(--text-sm);
}

.btn-lg {
  padding: 0.95rem 1.9rem;
  font-size: var(--text-lg);
}

/* Skip to Main Content Link for Screen Readers */
.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  background: var(--gold-500);
  color: #000;
  padding: 0.75rem 1.25rem;
  font-weight: 700;
  z-index: 9999;
  border-radius: var(--radius-md);
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 1rem;
}