/* ========== ROOT VARIABLES ========== */
:root {
  --navy-900: #0A192F;
  --navy-800: #112240;
  --navy-700: #1E3A8A;
  --gold-500: #C9A961;
  --gold-400: #D4AF37;
  --gold-300: #E5C76B;
  --blue-accent: #3B82F6;
}

/* ========== BASE ========== */
* { font-family: 'Inter', sans-serif; }
h1, h2, h3, h4, .font-display { font-family: 'Playfair Display', serif; }
html { scroll-behavior: smooth; }
body { overflow-x: hidden; transition: background-color 0.3s ease, color 0.3s ease; }

/* Arabic font override */
html[dir="rtl"] body,
html[dir="rtl"] h1, html[dir="rtl"] h2, html[dir="rtl"] h3, 
html[dir="rtl"] h4, html[dir="rtl"] .font-display,
html[dir="rtl"] input, html[dir="rtl"] textarea, html[dir="rtl"] button {
  font-family: 'Cairo', sans-serif !important;
}

/* RTL adjustments */
html[dir="rtl"] .rtl\:rotate-180 { transform: rotate(180deg); }
html[dir="rtl"] .nav-link::after { left: auto; right: 50%; transform: translateX(50%); }

/* ========== PRELOADER ========== */
.preloader {
  position: fixed;
  inset: 0;
  background: #0A192F;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.8s ease, visibility 0.8s ease;
}
.preloader.hidden {
  opacity: 0;
  visibility: hidden;
}
.preloader-content {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}
.preloader-svg {
  width: 100px;
  height: 100px;
}
.preloader-circle {
  stroke-dasharray: 283;
  stroke-dashoffset: 283;
  animation: preloaderDraw 1.8s ease-in-out infinite;
  transform-origin: center;
  transform: rotate(-90deg);
}
.preloader-circle-2 {
  stroke-dasharray: 220;
  stroke-dashoffset: 220;
  animation: preloaderDraw 1.8s ease-in-out infinite 0.3s;
  transform-origin: center;
  transform: rotate(-90deg);
}
@keyframes preloaderDraw {
  0% { stroke-dashoffset: 283; }
  50% { stroke-dashoffset: 0; }
  100% { stroke-dashoffset: -283; }
}
.preloader-text {
  font-family: 'Playfair Display', serif;
  font-size: 28px;
  font-weight: 800;
  color: #C9A961;
  letter-spacing: 0.4em;
  animation: preloaderPulse 1.5s ease-in-out infinite;
}
@keyframes preloaderPulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}
.preloader-bar {
  width: 200px;
  height: 2px;
  background: rgba(255,255,255,0.1);
  border-radius: 2px;
  overflow: hidden;
}
.preloader-bar-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, #C9A961, #D4AF37);
  animation: preloaderBar 1.8s ease-in-out infinite;
}
@keyframes preloaderBar {
  0% { width: 0%; }
  50% { width: 100%; }
  100% { width: 0%; }
}

/* ========== SCROLL PROGRESS ========== */
#scroll-progress {
  position: fixed; top: 0; left: 0;
  height: 3px; width: 0%;
  background: linear-gradient(90deg, var(--gold-400), var(--blue-accent));
  z-index: 9999;
  transition: width 0.15s ease-out;
}

/* ========== CUSTOM CURSOR ========== */
.cursor-dot {
  width: 8px; height: 8px;
  background: var(--gold-400);
  border-radius: 50%;
  position: fixed;
  pointer-events: none;
  z-index: 9998;
  transition: transform 0.15s ease;
  mix-blend-mode: difference;
  transform: translate(-50%, -50%);
}

/* ========== NAVIGATION ========== */
.glass-nav {
  background: rgba(255, 255, 255, 0.75);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.3);
  box-shadow: 0 8px 32px rgba(10, 25, 47, 0.06);
}
.glass-nav.scrolled {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(28px) saturate(200%);
  -webkit-backdrop-filter: blur(28px) saturate(200%);
  box-shadow: 0 12px 40px rgba(10, 25, 47, 0.1);
  border-bottom: 1px solid rgba(201, 169, 97, 0.15);
}
.nav-link { position: relative; }
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -6px; left: 50%;
  width: 0; height: 2px;
  background: var(--gold-400);
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  transform: translateX(-50%);
}
.nav-link:hover::after { width: 100%; }

#mobile-menu {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}
#mobile-menu.open { max-height: 500px; }

/* ========== LANGUAGE TOGGLE ========== */
.lang-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, rgba(10, 25, 47, 0.95), rgba(30, 58, 138, 0.95));
  border: 1px solid rgba(201, 169, 97, 0.4);
  color: #E5C76B;
  padding: 10px 18px;
  border-radius: 9999px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(10, 25, 47, 0.2);
}
.lang-toggle::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #C9A961, #E5C76B);
  opacity: 0;
  transition: opacity 0.4s ease;
  z-index: 0;
}
.lang-toggle:hover::before { opacity: 1; }
.lang-toggle:hover {
  color: #0A192F;
  border-color: #C9A961;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(201, 169, 97, 0.35);
}
.lang-toggle span, .lang-toggle i {
  position: relative;
  z-index: 1;
  transition: color 0.4s ease;
}
.lang-toggle i {
  font-size: 11px;
  transition: transform 0.4s ease;
}
.lang-toggle:hover i {
  transform: rotate(180deg);
}
.lang-ar { display: none; }
html[dir="rtl"] .lang-en { display: none; }
html[dir="rtl"] .lang-ar { display: inline; }

/* ========== ANIMATIONS ========== */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 1s cubic-bezier(0.16, 1, 0.3, 1), transform 1s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.active { opacity: 1; transform: translateY(0); }

.reveal-left {
  opacity: 0;
  transform: translateX(-60px);
  transition: opacity 1s cubic-bezier(0.16, 1, 0.3, 1), transform 1s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-left.active { opacity: 1; transform: translateX(0); }

.reveal-right {
  opacity: 0;
  transform: translateX(60px);
  transition: opacity 1s cubic-bezier(0.16, 1, 0.3, 1), transform 1s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-right.active { opacity: 1; transform: translateX(0); }

.reveal-scale {
  opacity: 0;
  transform: scale(0.92);
  transition: opacity 1.2s cubic-bezier(0.16, 1, 0.3, 1), transform 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-scale.active { opacity: 1; transform: scale(1); }

.stagger > * { opacity: 0; transform: translateY(30px); transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1); }
.stagger.active > *:nth-child(1) { transition-delay: 0.05s; opacity: 1; transform: translateY(0); }
.stagger.active > *:nth-child(2) { transition-delay: 0.15s; opacity: 1; transform: translateY(0); }
.stagger.active > *:nth-child(3) { transition-delay: 0.25s; opacity: 1; transform: translateY(0); }
.stagger.active > *:nth-child(4) { transition-delay: 0.35s; opacity: 1; transform: translateY(0); }
.stagger.active > *:nth-child(5) { transition-delay: 0.45s; opacity: 1; transform: translateY(0); }
.stagger.active > *:nth-child(6) { transition-delay: 0.55s; opacity: 1; transform: translateY(0); }

@keyframes kenburns {
  0% { transform: scale(1) translate(0, 0); }
  100% { transform: scale(1.12) translate(-1%, -1%); }
}
.kenburns { animation: kenburns 20s ease-out infinite alternate; }

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-14px); }
}
.float { animation: float 5s ease-in-out infinite; }

@keyframes shimmer {
  0% { background-position: -200% center; }
  100% { background-position: 200% center; }
}
.shimmer-gold {
  background: linear-gradient(90deg, #C9A961 0%, #F4E4A8 25%, #C9A961 50%, #F4E4A8 75%, #C9A961 100%);
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 5s linear infinite;
}

@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}
.marquee-track { display: flex; animation: marquee 40s linear infinite; width: max-content; }

/* ========== PREMIUM CARD ========== */
.premium-card {
  background: white;
  border-radius: 24px;
  border: 1px solid rgba(10, 25, 47, 0.06);
  transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
}
.premium-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 4px;
  background: linear-gradient(90deg, var(--gold-400), var(--blue-accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.premium-card:hover::before { transform: scaleX(1); }
.premium-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 30px 60px -20px rgba(10, 25, 47, 0.25);
  border-color: rgba(201, 169, 97, 0.3);
}

.icon-circle {
  width: 64px; height: 64px;
  border-radius: 20px;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
}
.premium-card:hover .icon-circle {
  transform: rotate(-6deg) scale(1.1);
}

/* ========== SECTION WATERMARK ========== */
.section-num {
  font-family: 'Playfair Display', serif;
  font-size: 12rem;
  font-weight: 900;
  color: rgba(10, 25, 47, 0.025);
  position: absolute;
  top: -20px; right: 20px;
  line-height: 1;
  pointer-events: none;
  user-select: none;
  z-index: 0;
}
html[dir="rtl"] .section-num { right: auto; left: 20px; }

/* ========== TEXT GRADIENT ========== */
.text-gradient {
  background: linear-gradient(135deg, #0A192F 0%, #1E3A8A 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ========== ISO BADGE ========== */
.iso-badge {
  transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
}
.iso-badge::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent, rgba(201, 169, 97, 0.08), transparent);
  opacity: 0;
  transition: opacity 0.5s ease;
}
.iso-badge:hover::after { opacity: 1; }
.iso-badge:hover { transform: translateY(-8px); border-color: var(--gold-400); }

/* ========== FORM INPUTS ========== */
.form-input {
  width: 100%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 16px 20px;
  color: white;
  font-size: 14px;
  transition: all 0.3s ease;
  outline: none;
}
.form-input::placeholder {
  color: rgba(255, 255, 255, 0.4);
}
.form-input:focus {
  border-color: var(--gold-400);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 0 3px rgba(201, 169, 97, 0.15);
}

/* ========== WHATSAPP FLOATING BUTTON ========== */
.whatsapp-float {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 60px;
  height: 60px;
  background: #25D366;
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 30px;
  z-index: 9997;
  box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
html[dir="rtl"] .whatsapp-float {
  right: auto;
  left: 30px;
}
.whatsapp-float:hover {
  transform: scale(1.1) translateY(-4px);
  box-shadow: 0 12px 35px rgba(37, 211, 102, 0.6);
  color: white;
}
.whatsapp-float::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: #25D366;
  animation: whatsappPulse 2s ease-out infinite;
  z-index: -1;
}
@keyframes whatsappPulse {
  0% { transform: scale(1); opacity: 0.7; }
  100% { transform: scale(1.6); opacity: 0; }
}
.whatsapp-tooltip {
  position: absolute;
  right: 75px;
  background: #0A192F;
  color: white;
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  pointer-events: none;
}
html[dir="rtl"] .whatsapp-tooltip {
  right: auto;
  left: 75px;
}
.whatsapp-tooltip::after {
  content: '';
  position: absolute;
  right: -6px;
  top: 50%;
  transform: translateY(-50%);
  border: 6px solid transparent;
  border-left-color: #0A192F;
}
html[dir="rtl"] .whatsapp-tooltip::after {
  right: auto;
  left: -6px;
  border-left-color: transparent;
  border-right-color: #0A192F;
}
.whatsapp-float:hover .whatsapp-tooltip {
  opacity: 1;
  visibility: visible;
}

/* ========== SCROLLBAR ========== */
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: #f1f5f9; }
::-webkit-scrollbar-thumb { background: var(--navy-900); border-radius: 5px; }
::-webkit-scrollbar-thumb:hover { background: var(--navy-700); }

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
  .section-num { font-size: 6rem; }
  .whatsapp-float { width: 55px; height: 55px; font-size: 26px; bottom: 20px; right: 20px; }
  html[dir="rtl"] .whatsapp-float { right: auto; left: 20px; }
  .whatsapp-tooltip { display: none; }
  .cursor-dot { display: none !important; }
  .lang-toggle { padding: 8px 12px; font-size: 10px; }
}