/* ============================================
   BASE.CSS — Design Tokens, Reset, Typography
   Premium Insurance Agency — Signature Edition
   ============================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,300;1,400;1,500;1,600&family=DM+Serif+Display:ital@0;1&display=swap');

/* --- CSS Custom Properties --- */
:root {
  /* Primary Palette — Orta Ton Lacivert */
  --primary: #1A3160;
  --primary-rgb: 26, 49, 96;
  --primary-light: #243D78;
  --primary-lighter: #2E4A90;
  --primary-dark: #101F42;

  /* Accent — Canlı Turuncu */
  --accent: #F97316;
  --accent-rgb: 249, 115, 22;
  --accent-glow: #FB923C;
  --accent-light: #FFF3E8;
  --accent-dark: #EA6D0A;
  --accent-deep: #C85D08;

  /* Amber / Altın Sarısı */
  --gold: #FBBF24;
  --gold-rgb: 251, 191, 36;
  --gold-light: #FDE68A;
  --gold-dark: #D97706;
  --gold-deep: #B45309;

  /* Lacivert Ton Sistemi */
  --midnight: #0A1428;
  --charcoal: #0F1E3D;
  --slate-warm: #1A3160;
  --deep-navy: #0D1B3E;
  --dark-surface: #122050;
  --accent-subtle: rgba(249, 115, 22, 0.07);

  /* Yüzey Tonları */
  --cream: #0D1B3E;
  --warm-white: #122050;
  --warm-gray: #1A3160;
  --pearl: #0F1E3D;

  /* Gradyanlar */
  --gradient-hero: linear-gradient(160deg, #060D1E 0%, #0D1B3E 30%, #1A3160 70%, #243D78 100%);
  --gradient-editorial: linear-gradient(160deg, #0A1428 0%, #0F1E3D 40%, #1A3160 100%);
  --gradient-depth: linear-gradient(180deg, #1A3160 0%, #122050 50%, #243D78 100%);
  --gradient-text-accent: linear-gradient(135deg, var(--accent-glow), var(--accent), var(--gold));
  --gradient-glass: linear-gradient(135deg, rgba(255,255,255,0.07) 0%, rgba(255,255,255,0.02) 100%);
  --gradient-glass-dark: linear-gradient(135deg, rgba(255,255,255,0.04) 0%, rgba(255,255,255,0.01) 100%);
  --gradient-glow: radial-gradient(ellipse at 50% 0%, rgba(249,115,22,0.12) 0%, transparent 70%);
  --gradient-warm: linear-gradient(160deg, #0D1B3E 0%, #122050 50%, #0F1E3D 100%);
  --gradient-card-dark: linear-gradient(160deg, rgba(255,255,255,0.05) 0%, rgba(255,255,255,0.015) 100%);

  /* Yüzeyler */
  --surface: #122050;
  --surface-alt: #1A3160;
  --white: #FFFFFF;

  /* Metin */
  --text: #EEF2FF;
  --text-secondary: #C7D2F0;
  --text-muted: #8BA3CC;
  --text-light: #5B75A8;
  --text-on-dark: #EEF2FF;
  --text-on-primary: #FFFFFF;

  /* Semantik */
  --success: #10B981;
  --success-light: #D1FAE5;
  --warning: #F59E0B;
  --error: #EF4444;
  --error-light: #FEE2E2;
  --whatsapp: #25D366;

  /* Kenarlıklar */
  --border: rgba(255, 255, 255, 0.1);
  --border-light: rgba(255, 255, 255, 0.05);
  --border-dark: rgba(255, 255, 255, 0.2);

  /* Gölgeler */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.2);
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.3), 0 1px 2px rgba(0, 0, 0, 0.15);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.35), 0 2px 4px -2px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -4px rgba(0, 0, 0, 0.2);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 8px 10px -6px rgba(0, 0, 0, 0.3);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.6);
  --shadow-accent: 0 4px 14px rgba(var(--accent-rgb), 0.4), 0 0 0 1px rgba(var(--accent-rgb), 0.12);
  --shadow-gold: 0 4px 14px rgba(var(--gold-rgb), 0.35);
  --shadow-card: 0 2px 8px rgba(0,0,0,0.25), 0 8px 24px rgba(0,0,0,0.3);
  --shadow-card-hover: 0 6px 16px rgba(0,0,0,0.3), 0 24px 48px rgba(0,0,0,0.4);
  --shadow-editorial: 0 30px 60px -12px rgba(0,0,0,0.5);
  --shadow-glow-accent: 0 0 40px rgba(var(--accent-rgb), 0.15);
  --shadow-glow-gold: 0 0 40px rgba(var(--gold-rgb), 0.1);

  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;
  --space-32: 128px;

  /* Radii */
  --radius-sm: 6px;
  --radius: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-2xl: 32px;
  --radius-full: 9999px;

  /* Transitions */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
  --ease-out-expo: cubic-bezier(0.19, 1, 0.22, 1);
  --duration-fast: 150ms;
  --duration: 250ms;
  --duration-slow: 400ms;
  --duration-slower: 600ms;
  --duration-slowest: 800ms;

  /* Layout */
  --container-max: 1280px;
  --container-narrow: 860px;
  --header-height: 76px;

  /* Z-index */
  --z-header: 1000;
  --z-mobile-menu: 1100;
  --z-modal: 1200;
  --z-floating: 1300;
  --z-tooltip: 1400;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  font-size: 16px;
}

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text);
  background-color: #0A1428;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

body.menu-open {
  overflow: hidden;
}

img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
}

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

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

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

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  line-height: 1.2;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
}

/* Editorial headings — serif for premium feel */
.text-editorial {
  font-family: 'DM Serif Display', Georgia, 'Times New Roman', serif;
  font-weight: 700;
  letter-spacing: -0.01em;
}

p {
  color: var(--text-secondary);
}

/* --- Typography Scale --- */
.text-display {
  font-size: clamp(2.75rem, 5.5vw, 4.5rem);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -0.035em;
}

.text-h1 {
  font-size: clamp(2.25rem, 4.5vw, 3.25rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.03em;
}

.text-h2 {
  font-size: clamp(2.125rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.025em;
}

.text-h3 {
  font-size: clamp(1.375rem, 2.5vw, 1.625rem);
  font-weight: 600;
  line-height: 1.25;
}

.text-h4 {
  font-size: 1.125rem;
  font-weight: 600;
  line-height: 1.35;
}

.text-body {
  font-size: 1rem;
  line-height: 1.7;
}

.text-body-lg {
  font-size: 1.125rem;
  line-height: 1.8;
}

.text-small {
  font-size: 0.875rem;
  line-height: 1.6;
}

.text-xs {
  font-size: 0.75rem;
  line-height: 1.5;
}

.text-overline {
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-glow);
  display: inline-block;
  background: rgba(var(--accent-rgb), 0.14);
  border: 1px solid rgba(var(--accent-rgb), 0.32);
  border-radius: var(--radius-full);
  padding: 7px 20px;
}

/* --- Gradient Text --- */
.accent-gradient {
  background: linear-gradient(135deg, var(--accent-glow) 0%, var(--accent) 50%, var(--gold) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.gold-gradient {
  background: linear-gradient(135deg, var(--gold-light), var(--gold), var(--gold-dark));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* --- Utility Classes --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.container-narrow {
  max-width: var(--container-narrow);
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-accent { color: var(--accent); }
.text-gold { color: var(--gold); }
.text-white { color: var(--white); }
.text-muted { color: var(--text-muted); }

.bg-primary { background-color: var(--primary); }
.bg-surface { background-color: var(--surface); }
.bg-white { background-color: var(--white); }
.bg-midnight { background-color: var(--midnight); }
.bg-charcoal { background-color: var(--charcoal); }
.bg-editorial { background: var(--gradient-editorial); }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

/* --- Scroll Reveal Animations --- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--duration-slower) var(--ease-out-expo),
              transform var(--duration-slower) var(--ease-out-expo);
}

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

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity var(--duration-slower) var(--ease-out-expo),
              transform var(--duration-slower) var(--ease-out-expo);
}

.reveal-left.revealed {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity var(--duration-slower) var(--ease-out-expo),
              transform var(--duration-slower) var(--ease-out-expo);
}

.reveal-right.revealed {
  opacity: 1;
  transform: translateX(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.92);
  transition: opacity var(--duration-slower) var(--ease-out-expo),
              transform var(--duration-slower) var(--ease-out-expo);
}

.reveal-scale.revealed {
  opacity: 1;
  transform: scale(1);
}

/* Stagger children */
.stagger-children .reveal:nth-child(1) { transition-delay: 0ms; }
.stagger-children .reveal:nth-child(2) { transition-delay: 80ms; }
.stagger-children .reveal:nth-child(3) { transition-delay: 160ms; }
.stagger-children .reveal:nth-child(4) { transition-delay: 240ms; }
.stagger-children .reveal:nth-child(5) { transition-delay: 320ms; }
.stagger-children .reveal:nth-child(6) { transition-delay: 400ms; }
.stagger-children .reveal:nth-child(7) { transition-delay: 480ms; }

/* --- Selection --- */
::selection {
  background-color: rgba(var(--accent-rgb), 0.15);
  color: var(--primary);
}

/* --- Scrollbar --- */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--charcoal);
}
::-webkit-scrollbar-thumb {
  background: var(--slate-warm);
  border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-dark);
}

/* --- Decorative Grid Pattern (reusable) --- */
.grid-pattern {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

/* --- Ambient Glow (reusable) --- */
.ambient-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  opacity: 0.6;
}