/* =================================================================== */
/* BASE — Reset, CSS variables, typography, utility foundations.       */
/* Loaded first on every page.                                         */
/* =================================================================== */

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

:root {
  /* Chamryx brand palette — champagne gold + charcoal */
  --gold: #C9A961;
  --gold-dark: #A8884A;
  --gold-soft: #E4D3A3;
  --primary: #1a1a1a;
  --primary-dark: #000000;
  --accent: #C9A961;
  --dark: #141414;
  --dark2: #222222;
  --text: #333333;
  --muted: #7a7a7a;
  --border: #e8e5de;
  --bg-light: #faf8f3;
  --white: #ffffff;
  --wa: #25d366;
  --radius: 10px;
  --shadow: 0 4px 24px rgba(0,0,0,.08);
  --shadow-lg: 0 12px 48px rgba(0,0,0,.14);
  --serif: 'Cormorant Garamond', 'Times New Roman', serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
}

/* --- RTL support for Arabic --- */
[dir="rtl"] { text-align: right; }

/* Navbar always stays LTR so logo is left + lang switcher is right,
   regardless of content language. Professional B2B pattern. */
[dir="rtl"] .navbar,
[dir="rtl"] .nav-inner,
[dir="rtl"] .nav-links,
[dir="rtl"] .lang-switcher {
  direction: ltr;
}
/* But if individual nav link text is Arabic, let the text itself render RTL */
[dir="rtl"] .nav-links a { direction: rtl; unicode-bidi: embed; }

/* Content areas DO flip for natural Arabic reading */
[dir="rtl"] .hero-text,
[dir="rtl"] .section-header,
[dir="rtl"] .footer-brand,
[dir="rtl"] .story-copy,
[dir="rtl"] .markets-copy { text-align: right; }

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

/* --- Container & section foundations --- */
.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 80px 0;
}
.section > .container { width: 100%; }
.bg-light { background: var(--bg-light); }
.bg-dark {
  background: linear-gradient(135deg, #0f0f0f 0%, #1a1a1a 100%);
  color: var(--white);
}

.section-header {
  text-align: center;
  margin-bottom: 56px;
}
.section-header h2 {
  font-size: clamp(30px, 4vw, 44px);
  font-weight: 400;
  font-family: var(--serif);
  color: var(--dark);
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.section-header h2::after {
  content: '';
  display: block;
  width: 48px;
  height: 1px;
  background: var(--gold);
  margin: 20px auto 0;
}
.section-header p {
  font-size: 18px;
  color: var(--muted);
}

@media (max-width: 768px) {
  .section { min-height: auto; padding: 64px 0; }
}

/* =============== SCROLL ANIMATIONS =============== */
[data-anim] {
  opacity: 0;
  transition: opacity 0.7s ease, transform 0.7s ease;
}
[data-anim="up"]    { transform: translateY(40px); }
[data-anim="left"]  { transform: translateX(-40px); }
[data-anim="right"] { transform: translateX(40px); }
[data-anim="scale"] { transform: scale(0.92); }
[data-anim="fade"]  { transform: none; }

[data-anim].anim-in {
  opacity: 1;
  transform: none;
}

/* Stagger delays */
[data-delay="1"] { transition-delay: 0.1s; }
[data-delay="2"] { transition-delay: 0.2s; }
[data-delay="3"] { transition-delay: 0.3s; }
[data-delay="4"] { transition-delay: 0.4s; }
[data-delay="5"] { transition-delay: 0.5s; }
[data-delay="6"] { transition-delay: 0.6s; }

/* Respect reduced motion */
@media (prefers-reduced-motion: reduce) {
  [data-anim] { opacity: 1; transform: none; transition: none; }
}

/* =============== BACK TO TOP =============== */
.back-to-top {
  position: fixed;
  bottom: 96px;
  right: 28px;
  z-index: 900;
  width: 44px;
  height: 44px;
  background: rgba(20,20,20,.88);
  border: 1px solid rgba(201,169,97,.45);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  cursor: pointer;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity .3s, transform .3s, background .2s, border-color .2s;
  pointer-events: none;
  backdrop-filter: blur(8px);
}
.back-to-top.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.back-to-top:hover {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--dark);
}