/* ============================================================
   ARABIA GROUP — Global Design System
   main.css
   ============================================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,200;0,300;0,400;0,500;0,600;0,700;0,800;1,300;1,400&display=swap');

/* --- CSS Variables / Design Tokens --- */
:root {
  /* Colors */
  --navy:        #0A1628;
  --navy-mid:    #122040;
  --navy-light:  #1C3058;
  --gold:        #C9A84C;
  --gold-light:  #E8C97A;
  --gold-pale:   #F5EDD4;
  --white:       #FFFFFF;
  --offwhite:    #F8F7F5;
  --offwhite2:   #F2F0ED;
  --charcoal:    #1A1A2E;
  --gray-dark:   #3D4152;
  --gray:        #6B7280;
  --gray-light:  #9CA3AF;
  --gray-border: #E5E7EB;
  --gray-bg:     #F9FAFB;

  /* Typography */
  --font-sans:  'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --font-serif: Georgia, 'Times New Roman', serif;

  /* Font Sizes */
  --text-xs:   0.75rem;    /* 12px */
  --text-sm:   0.875rem;   /* 14px */
  --text-base: 1rem;       /* 16px */
  --text-md:   1.125rem;   /* 18px */
  --text-lg:   1.25rem;    /* 20px */
  --text-xl:   1.5rem;     /* 24px */
  --text-2xl:  2rem;       /* 32px */
  --text-3xl:  2.5rem;     /* 40px */
  --text-4xl:  3.25rem;    /* 52px */
  --text-5xl:  4rem;       /* 64px */
  --text-6xl:  5rem;       /* 80px */

  /* Spacing */
  --space-xs:   0.5rem;
  --space-sm:   1rem;
  --space-md:   1.5rem;
  --space-lg:   2rem;
  --space-xl:   3rem;
  --space-2xl:  5rem;
  --space-3xl:  8rem;

  /* Border Radius */
  --radius-sm:  4px;
  --radius-md:  8px;
  --radius-lg:  16px;
  --radius-xl:  24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm:   0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md:   0 4px 16px rgba(0,0,0,0.08), 0 2px 6px rgba(0,0,0,0.06);
  --shadow-lg:   0 8px 32px rgba(0,0,0,0.12), 0 4px 12px rgba(0,0,0,0.08);
  --shadow-xl:   0 16px 48px rgba(0,0,0,0.16), 0 8px 24px rgba(0,0,0,0.10);
  --shadow-navy: 0 12px 40px rgba(10,22,40,0.25);
  --shadow-gold: 0 4px 24px rgba(201,168,76,0.20);

  /* Transitions */
  --transition-fast:   all 0.18s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: all 0.30s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow:   all 0.50s cubic-bezier(0.4, 0, 0.2, 1);

  /* Container */
  --container-max: 1280px;
  --container-pad: clamp(1.25rem, 5vw, 5rem);

  /* Z-Index */
  --z-base:    1;
  --z-overlay: 10;
  --z-modal:   100;
  --z-nav:     1000;
}

/* ============================================================
   CSS RESET & BASE
   ============================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  font-weight: 400;
  line-height: 1.6;
  color: var(--charcoal);
  background-color: var(--white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

button {
  cursor: pointer;
  font-family: inherit;
  border: none;
  background: none;
}

ul, ol {
  list-style: none;
}

input, textarea, select {
  font-family: inherit;
}

/* ============================================================
   LAYOUT UTILITIES
   ============================================================ */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
}

.section-pad {
  padding: var(--space-3xl) 0;
}

.section-pad-lg {
  padding: 7rem 0;
}

.section-pad-sm {
  padding: var(--space-2xl) 0;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xl);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* ============================================================
   TYPOGRAPHY UTILITIES
   ============================================================ */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.25rem;
}

.section-label::before {
  content: '';
  display: inline-block;
  width: 20px;
  height: 1.5px;
  background: var(--gold);
}

.section-title {
  font-size: clamp(var(--text-2xl), 4vw, var(--text-4xl));
  font-weight: 700;
  line-height: 1.15;
  color: var(--charcoal);
  letter-spacing: -0.02em;
}

.section-title-light {
  color: var(--white);
}

.section-subtitle {
  font-size: var(--text-md);
  color: var(--gray);
  line-height: 1.7;
  max-width: 640px;
}

.section-subtitle-light {
  color: rgba(255,255,255,0.70);
}

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

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

.text-navy {
  color: var(--navy);
}

/* ============================================================
   BUTTON COMPONENTS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.04em;
  border-radius: var(--radius-sm);
  transition: var(--transition-normal);
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gold);
  color: var(--navy);
  border: 2px solid var(--gold);
}

.btn-primary:hover {
  background: var(--gold-light);
  border-color: var(--gold-light);
  transform: translateY(-1px);
  box-shadow: var(--shadow-gold);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.40);
}

.btn-outline:hover {
  background: rgba(255,255,255,0.10);
  border-color: rgba(255,255,255,0.70);
  transform: translateY(-1px);
}

.btn-outline-navy {
  background: transparent;
  color: var(--navy);
  border: 2px solid var(--navy);
}

.btn-outline-navy:hover {
  background: var(--navy);
  color: var(--white);
  transform: translateY(-1px);
}

.btn-navy {
  background: var(--navy);
  color: var(--white);
  border: 2px solid var(--navy);
}

.btn-navy:hover {
  background: var(--navy-mid);
  transform: translateY(-1px);
  box-shadow: var(--shadow-navy);
}

.btn-lg {
  padding: 1.1rem 2.5rem;
  font-size: var(--text-base);
}

/* ============================================================
   SCROLL REVEAL ANIMATIONS
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.65s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.reveal-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.65s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.65s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.reveal-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.65s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.65s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.reveal-delay-1 { transition-delay: 0.10s; }
.reveal-delay-2 { transition-delay: 0.20s; }
.reveal-delay-3 { transition-delay: 0.30s; }
.reveal-delay-4 { transition-delay: 0.40s; }
.reveal-delay-5 { transition-delay: 0.50s; }

/* ============================================================
   DIVIDER
   ============================================================ */
.gold-line {
  width: 48px;
  height: 2px;
  background: var(--gold);
  margin-bottom: 1.5rem;
}

.gold-line-center {
  margin-left: auto;
  margin-right: auto;
}

/* ============================================================
   SECTION HEADER WRAPPER
   ============================================================ */
.section-header {
  margin-bottom: var(--space-2xl);
}

.section-header.centered {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* ============================================================
   BACKGROUND UTILITIES
   ============================================================ */
.bg-navy   { background-color: var(--navy); }
.bg-white  { background-color: var(--white); }
.bg-off    { background-color: var(--offwhite); }
.bg-off2   { background-color: var(--offwhite2); }

/* ============================================================
   MEDIA QUERIES — Base Breakpoints
   ============================================================ */
@media (max-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }

  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
  }

  .section-pad,
  .section-pad-lg {
    padding: var(--space-2xl) 0;
  }
}

@media (max-width: 480px) {
  .grid-4 {
    grid-template-columns: 1fr;
  }
}