/* ============================================
   World Wonders - 2025 Modern UI Stylesheet
   ============================================ */

/* CSS Variables */
:root {
  /* Colors */
  --primary: #6366f1;
  --primary-dark: #4f46e5;
  --primary-light: #818cf8;
  --secondary: #ec4899;
  --accent: #06b6d4;
  --success: #10b981;
  --warning: #f59e0b;
  --error: #ef4444;
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #6366f1 0%, #ec4899 50%, #06b6d4 100%);
  --gradient-dark: linear-gradient(135deg, #1e1b4b 0%, #312e81 50%, #1e3a5f 100%);
  --gradient-glow: linear-gradient(135deg, rgba(99, 102, 241, 0.3) 0%, rgba(236, 72, 153, 0.3) 100%);
  
  /* Background Colors */
  --bg-primary: #0f0f23;
  --bg-secondary: #1a1a2e;
  --bg-tertiary: #16213e;
  --bg-card: rgba(255, 255, 255, 0.03);
  
  /* Text Colors */
  --text-primary: #ffffff;
  --text-secondary: #a1a1aa;
  --text-muted: #71717a;
  
  /* Glass Effect */
  --glass-bg: rgba(255, 255, 255, 0.05);
  --glass-border: rgba(255, 255, 255, 0.1);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  
  /* Spacing */
  --section-padding: 120px 0;
  --container-max: 1400px;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-full: 9999px;
}

/* Light Theme */
[data-theme="light"] {
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-tertiary: #f1f5f9;
  --bg-card: rgba(0, 0, 0, 0.02);
  --text-primary: #1e293b;
  --text-secondary: #64748b;
  --text-muted: #94a3b8;
  --glass-bg: rgba(255, 255, 255, 0.7);
  --glass-border: rgba(0, 0, 0, 0.1);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
}

/* Selection */
::selection {
  background: var(--primary);
  color: white;
}

/* ============================================
   Animated Background
   ============================================ */
.animated-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
  overflow: hidden;
}

.gradient-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.5;
  animation: float 20s infinite ease-in-out;
}

.orb-1 {
  width: 600px;
  height: 600px;
  background: var(--primary);
  top: -200px;
  left: -200px;
  animation-delay: 0s;
}

.orb-2 {
  width: 500px;
  height: 500px;
  background: var(--secondary);
  top: 50%;
  right: -150px;
  animation-delay: -7s;
}

.orb-3 {
  width: 400px;
  height: 400px;
  background: var(--accent);
  bottom: -100px;
  left: 30%;
  animation-delay: -14s;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  25% { transform: translate(50px, 50px) rotate(90deg); }
  50% { transform: translate(0, 100px) rotate(180deg); }
  75% { transform: translate(-50px, 50px) rotate(270deg); }
}

/* Particle Canvas */
#particles {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  pointer-events: none;
}

/* ============================================
   Glass Effect
   ============================================ */
.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
}

/* ============================================
   Typography
   ============================================ */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Playfair Display', serif;
  font-weight: 700;
  line-height: 1.2;
}

.gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ============================================
   Container
   ============================================ */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  font-size: 15px;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-normal);
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.5s ease;
}

.btn:hover::before {
  left: 100%;
}

.btn-primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(99, 102, 241, 0.5);
}

.btn-glass {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  color: var(--text-primary);
}

.btn-glass:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-3px);
}

.btn-lg {
  padding: 18px 36px;
  font-size: 16px;
}

.btn-full {
  width: 100%;
}

.pulse-animation {
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 4px 20px rgba(99, 102, 241, 0.4); }
  50% { box-shadow: 0 4px 40px rgba(99, 102, 241, 0.6); }
}

/* ============================================
   Navigation
   ============================================ */
.navbar {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 48px);
  max-width: 1200px;
  padding: 16px 32px;
  border-radius: var(--radius-xl);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all var(--transition-normal);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 24px;
  font-weight: 700;
}

.logo-icon {
  font-size: 32px;
  animation: spin 20s linear infinite;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.logo-text {
  font-family: 'Playfair Display', serif;
}

.logo-text .highlight {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 8px;
}

.nav-links a {
  padding: 10px 20px;
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  border-radius: var(--radius-full);
  transition: all var(--transition-normal);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 5px;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: all var(--transition-normal);
  transform: translateX(-50%);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text-primary);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 30px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.theme-toggle {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: none;
  background: var(--glass-bg);
  color: var(--text-primary);
  cursor: pointer;
  transition: all var(--transition-normal);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}

.theme-toggle:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: rotate(180deg);
}

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 6px;
  padding: 8px;
  background: none;
  border: none;
  cursor: pointer;
}

.mobile-menu-btn span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-normal);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 24px 80px;
  position: relative;
}

.hero-content {
  flex: 1;
  max-width: 700px;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 24px;
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 32px;
  animation: fadeInUp 0.8s ease;
}

.hero-badge i {
  color: var(--warning);
}

.hero-title {
  font-size: clamp(48px, 8vw, 80px);
  margin-bottom: 24px;
  animation: fadeInUp 0.8s ease 0.2s backwards;
}

.title-line {
  display: block;
}

.animated-word {
  display: inline-block;
  min-width: 200px;
}

.animated-word::after {
  content: 'Wonders';
  animation: wordChange 8s infinite;
}

@keyframes wordChange {
  0%, 20% { content: 'Wonders'; }
  25%, 45% { content: 'Places'; }
  50%, 70% { content: 'Monuments'; }
  75%, 95% { content: 'Heritage'; }
}

.hero-description {
  font-size: 18px;
  color: var(--text-secondary);
  margin-bottom: 40px;
  line-height: 1.8;
  animation: fadeInUp 0.8s ease 0.4s backwards;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  margin-bottom: 60px;
  animation: fadeInUp 0.8s ease 0.6s backwards;
}

.hero-stats {
  display: flex;
  gap: 48px;
  animation: fadeInUp 0.8s ease 0.8s backwards;
}

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

.stat-number {
  font-size: 48px;
  font-weight: 700;
  font-family: 'Playfair Display', serif;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.stat-label {
  display: block;
  font-size: 14px;
  color: var(--text-muted);
  margin-top: 4px;
}

/* Hero Visual */
.hero-visual {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.globe-container {
  position: relative;
  width: 500px;
  height: 500px;
  animation: fadeIn 1s ease 0.5s backwards;
}

.globe {
  width: 300px;
  height: 300px;
  background: var(--gradient-primary);
  border-radius: 50%;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  box-shadow: 
    inset -30px -30px 60px rgba(0,0,0,0.3),
    0 0 100px rgba(99, 102, 241, 0.3);
  animation: globePulse 4s ease-in-out infinite;
}

@keyframes globePulse {
  0%, 100% { box-shadow: inset -30px -30px 60px rgba(0,0,0,0.3), 0 0 100px rgba(99, 102, 241, 0.3); }
  50% { box-shadow: inset -30px -30px 60px rgba(0,0,0,0.3), 0 0 150px rgba(99, 102, 241, 0.5); }
}

.globe-ring {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  border: 2px solid rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  animation: ringRotate 20s linear infinite;
}

.ring-1 {
  width: 350px;
  height: 350px;
}

.ring-2 {
  width: 400px;
  height: 400px;
  animation-direction: reverse;
  animation-duration: 25s;
}

.ring-3 {
  width: 450px;
  height: 450px;
  animation-duration: 30s;
}

@keyframes ringRotate {
  from { transform: translate(-50%, -50%) rotate(0deg); }
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

.location-pin {
  position: absolute;
  color: var(--secondary);
  font-size: 24px;
  animation: pinBounce 2s ease-in-out infinite;
}

.pin-1 { top: 20%; left: 30%; animation-delay: 0s; }
.pin-2 { top: 40%; right: 20%; animation-delay: 0.5s; }
.pin-3 { bottom: 25%; left: 40%; animation-delay: 1s; }

@keyframes pinBounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  color: var(--text-muted);
  font-size: 13px;
  animation: fadeIn 1s ease 1.5s backwards;
}

.mouse {
  width: 26px;
  height: 40px;
  border: 2px solid var(--text-muted);
  border-radius: 20px;
  position: relative;
}

.wheel {
  width: 4px;
  height: 8px;
  background: var(--text-muted);
  border-radius: 2px;
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  animation: scroll 2s infinite;
}

@keyframes scroll {
  0% { opacity: 1; transform: translateX(-50%) translateY(0); }
  100% { opacity: 0; transform: translateX(-50%) translateY(15px); }
}

/* ============================================
   Section Header
   ============================================ */
.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 20px;
}

.section-badge i {
  color: var(--primary);
}

.section-title {
  font-size: clamp(36px, 5vw, 56px);
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* ============================================
   Wonders Section
   ============================================ */
.wonders-section {
  padding: var(--section-padding);
}

.wonders-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
}

.wonder-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--glass-border);
  transition: all var(--transition-normal);
  cursor: pointer;
}

.wonder-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 60px rgba(99, 102, 241, 0.2);
  border-color: var(--primary);
}

.wonder-card.featured {
  grid-column: span 2;
}

.card-image {
  position: relative;
  height: 240px;
  overflow: hidden;
}

.image-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Unique backgrounds for each wonder */
.pyramid-bg {
  background: linear-gradient(135deg, #d4a373 0%, #bc6c25 100%);
}

.pyramid-shape {
  width: 0;
  height: 0;
  border-left: 80px solid transparent;
  border-right: 80px solid transparent;
  border-bottom: 120px solid rgba(255,255,255,0.3);
}

.gardens-bg {
  background: linear-gradient(135deg, #2d6a4f 0%, #40916c 100%);
}

.gardens-shape {
  width: 100px;
  height: 100px;
  background: linear-gradient(0deg, #52b788 0%, #74c69d 100%);
  border-radius: 50% 50% 0 0;
  position: relative;
}

.gardens-shape::before,
.gardens-shape::after {
  content: '';
  position: absolute;
  width: 60px;
  height: 60px;
  background: linear-gradient(0deg, #52b788 0%, #74c69d 100%);
  border-radius: 50% 50% 0 0;
  bottom: 0;
}

.gardens-shape::before { left: -40px; }
.gardens-shape::after { right: -40px; }

.zeus-bg {
  background: linear-gradient(135deg, #ffd700 0%, #f4a460 100%);
}

.zeus-shape {
  width: 60px;
  height: 100px;
  background: rgba(255,255,255,0.4);
  border-radius: 30px 30px 0 0;
}

.artemis-bg {
  background: linear-gradient(135deg, #8ecae6 0%, #219ebc 100%);
}

.artemis-shape {
  width: 120px;
  height: 80px;
  background: rgba(255,255,255,0.3);
  position: relative;
}

.artemis-shape::before {
  content: '';
  position: absolute;
  top: -40px;
  left: 50%;
  transform: translateX(-50%);
  border-left: 30px solid transparent;
  border-right: 30px solid transparent;
  border-bottom: 40px solid rgba(255,255,255,0.3);
}

.mausoleum-bg {
  background: linear-gradient(135deg, #9d4edd 0%, #7b2cbf 100%);
}

.mausoleum-shape {
  width: 100px;
  height: 80px;
  background: rgba(255,255,255,0.3);
  position: relative;
}

.mausoleum-shape::before {
  content: '';
  position: absolute;
  top: -30px;
  left: 0;
  width: 100px;
  height: 30px;
  background: rgba(255,255,255,0.4);
}

.colossus-bg {
  background: linear-gradient(135deg, #f77f00 0%, #d62828 100%);
}

.colossus-shape {
  width: 80px;
  height: 120px;
  background: rgba(255,255,255,0.3);
  border-radius: 40px 40px 0 0;
}

.lighthouse-bg {
  background: linear-gradient(135deg, #023e8a 0%, #0077b6 100%);
}

.lighthouse-shape {
  width: 40px;
  height: 120px;
  background: rgba(255,255,255,0.3);
  position: relative;
  clip-path: polygon(20% 0%, 80% 0%, 100% 100%, 0% 100%);
}

.light-beam {
  position: absolute;
  top: 0;
  left: 50%;
  width: 200px;
  height: 4px;
  background: linear-gradient(90deg, rgba(255,255,0,0.8), transparent);
  transform-origin: left center;
  animation: lightBeam 3s ease-in-out infinite;
}

@keyframes lightBeam {
  0%, 100% { transform: rotate(-30deg); }
  50% { transform: rotate(30deg); }
}

.card-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, transparent 0%, rgba(0,0,0,0.7) 100%);
  display: flex;
  align-items: flex-end;
  padding: 20px;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.wonder-card:hover .card-overlay {
  opacity: 1;
}

.wonder-number {
  font-size: 72px;
  font-weight: 700;
  font-family: 'Playfair Display', serif;
  color: rgba(255,255,255,0.1);
}

.card-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  padding: 6px 16px;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 600;
  color: white;
}

.card-content {
  padding: 24px;
}

.card-content h3 {
  font-size: 22px;
  margin-bottom: 12px;
  transition: color var(--transition-normal);
}

.wonder-card:hover .card-content h3 {
  color: var(--primary);
}

.card-content p {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.6;
  margin-bottom: 20px;
}

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

.card-tag {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-muted);
}

.card-tag i {
  color: var(--primary);
}

.card-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: none;
  background: var(--gradient-primary);
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-normal);
}

.card-btn:hover {
  transform: scale(1.1) rotate(45deg);
}

/* ============================================
   Gallery Section
   ============================================ */
.gallery-section {
  padding: var(--section-padding);
  background: var(--bg-secondary);
}

.gallery-filter {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 12px 28px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-normal);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--gradient-primary);
  color: white;
  border-color: transparent;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 200px;
  gap: 20px;
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  transition: all var(--transition-normal);
}

.gallery-item:hover {
  transform: scale(1.02);
  z-index: 1;
}

.gallery-item.large {
  grid-column: span 2;
  grid-row: span 2;
}

.gallery-item.tall {
  grid-row: span 2;
}

.gallery-item.wide {
  grid-column: span 2;
}

.gallery-image {
  width: 100%;
  height: 100%;
  transition: transform var(--transition-slow);
}

.gallery-item:hover .gallery-image {
  transform: scale(1.1);
}

/* Gallery gradients */
.gradient-1 { background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); }
.gradient-2 { background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%); }
.gradient-3 { background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%); }
.gradient-4 { background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%); }
.gradient-5 { background: linear-gradient(135deg, #fa709a 0%, #fee140 100%); }
.gradient-6 { background: linear-gradient(135deg, #a18cd1 0%, #fbc2eb 100%); }
.gradient-special { background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%); }

.gallery-info {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 24px;
  background: linear-gradient(0deg, rgba(0,0,0,0.8) 0%, transparent 100%);
  color: white;
  transform: translateY(100%);
  transition: transform var(--transition-normal);
}

.gallery-item:hover .gallery-info {
  transform: translateY(0);
}

.gallery-info h4 {
  font-size: 20px;
  margin-bottom: 4px;
}

.gallery-info p {
  font-size: 14px;
  opacity: 0.8;
}

/* ============================================
   Features Section
   ============================================ */
.features-section {
  padding: var(--section-padding);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
}

.feature-card {
  padding: 40px;
  border-radius: var(--radius-lg);
  text-align: center;
  transition: all var(--transition-normal);
}

.feature-card:hover {
  transform: translateY(-10px);
  border-color: var(--primary);
}

.feature-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 24px;
  background: var(--gradient-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  color: white;
}

.feature-card h3 {
  font-size: 24px;
  margin-bottom: 12px;
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 15px;
}

/* ============================================
   About Section
   ============================================ */
.about-section {
  padding: var(--section-padding);
  background: var(--bg-secondary);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-content .section-badge {
  margin-bottom: 24px;
}

.about-content .section-title {
  text-align: left;
  margin-bottom: 24px;
}

.about-text {
  font-size: 17px;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 32px;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 40px;
}

.about-feature {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 500;
}

.about-feature i {
  color: var(--success);
  font-size: 20px;
}

.about-visual {
  position: relative;
}

.about-card {
  padding: 24px;
  border-radius: var(--radius-xl);
}

.about-image {
  width: 100%;
  height: 400px;
  border-radius: var(--radius-lg);
}

.about-card-floating {
  position: absolute;
  padding: 16px 24px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
  animation: float 3s ease-in-out infinite;
}

.about-card-floating i {
  color: var(--primary);
  font-size: 24px;
}

.floating-1 {
  top: 20%;
  left: -40px;
}

.floating-2 {
  bottom: 20%;
  right: -40px;
  animation-delay: 1.5s;
}

/* ============================================
   Contact Section
   ============================================ */
.contact-section {
  padding: var(--section-padding);
}

.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.contact-info {
  padding: 60px;
  background: var(--gradient-primary);
  color: white;
}

.contact-info h2 {
  font-size: 36px;
  margin-bottom: 16px;
}

.contact-info > p {
  font-size: 16px;
  opacity: 0.9;
  margin-bottom: 40px;
}

.contact-details {
  margin-bottom: 40px;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
  font-size: 16px;
}

.contact-item i {
  width: 44px;
  height: 44px;
  background: rgba(255,255,255,0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.social-links {
  display: flex;
  gap: 16px;
}

.social-link {
  width: 48px;
  height: 48px;
  background: rgba(255,255,255,0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 20px;
  transition: all var(--transition-normal);
}

.social-link:hover {
  background: white;
  color: var(--primary);
  transform: translateY(-5px);
}

.contact-form {
  padding: 60px;
}

.form-group {
  position: relative;
  margin-bottom: 24px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 16px 20px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 16px;
  transition: all var(--transition-normal);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
}

.form-group label {
  position: absolute;
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
  transition: all var(--transition-normal);
}

.form-group textarea ~ label {
  top: 20px;
  transform: none;
}

.form-group input:focus ~ label,
.form-group input:not(:placeholder-shown) ~ label,
.form-group textarea:focus ~ label,
.form-group textarea:not(:placeholder-shown) ~ label {
  top: 0;
  left: 16px;
  font-size: 12px;
  padding: 0 8px;
  background: var(--bg-primary);
  color: var(--primary);
}

/* ============================================
   Footer
   ============================================ */
.footer {
  background: var(--bg-tertiary);
  padding: 80px 24px 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 2fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-brand .logo-icon {
  font-size: 48px;
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 15px;
}

.footer-links h4,
.footer-newsletter h4 {
  font-family: 'Inter', sans-serif;
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 24px;
}

.footer-links a {
  display: block;
  color: var(--text-secondary);
  text-decoration: none;
  padding: 8px 0;
  transition: all var(--transition-normal);
}

.footer-links a:hover {
  color: var(--primary);
  transform: translateX(5px);
}

.footer-newsletter p {
  color: var(--text-secondary);
  font-size: 15px;
  margin-bottom: 20px;
}

.newsletter-form {
  display: flex;
  gap: 12px;
}

.newsletter-form input {
  flex: 1;
  padding: 14px 20px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  color: var(--text-primary);
}

.newsletter-form input:focus {
  outline: none;
  border-color: var(--primary);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  padding-top: 32px;
  border-top: 1px solid var(--glass-border);
  color: var(--text-muted);
  font-size: 14px;
}

.footer-bottom i {
  color: var(--secondary);
}

/* ============================================
   Toast Notification
   ============================================ */
.toast {
  position: fixed;
  bottom: 32px;
  right: 32px;
  padding: 16px 28px;
  background: var(--success);
  color: white;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 500;
  transform: translateX(calc(100% + 32px));
  transition: transform var(--transition-normal);
  z-index: 2000;
}

.toast.show {
  transform: translateX(0);
}

/* ============================================
   Loader
   ============================================ */
.loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--bg-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 3000;
  transition: opacity 0.5s ease;
}

.loader.hide {
  opacity: 0;
  pointer-events: none;
}

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

.loader-spinner {
  width: 60px;
  height: 60px;
  border: 4px solid var(--glass-border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto 20px;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.loader-content p {
  color: var(--text-secondary);
  font-size: 16px;
}

/* ============================================
   Animations
   ============================================ */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 1200px) {
  .wonder-card.featured {
    grid-column: span 1;
  }
  
  .about-grid {
    gap: 48px;
  }
}

@media (max-width: 992px) {
  .nav-links {
    display: none;
  }
  
  .mobile-menu-btn {
    display: flex;
  }
  
  .hero {
    flex-direction: column;
    text-align: center;
    padding-top: 140px;
  }
  
  .hero-stats {
    justify-content: center;
  }
  
  .hero-visual {
    margin-top: 60px;
  }
  
  .globe-container {
    width: 350px;
    height: 350px;
  }
  
  .globe {
    width: 200px;
    height: 200px;
  }
  
  .ring-1 { width: 250px; height: 250px; }
  .ring-2 { width: 290px; height: 290px; }
  .ring-3 { width: 330px; height: 330px; }
  
  .about-grid {
    grid-template-columns: 1fr;
  }
  
  .about-content .section-title {
    text-align: center;
  }
  
  .about-text {
    text-align: center;
  }
  
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .contact-wrapper {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --section-padding: 80px 0;
  }
  
  .navbar {
    padding: 12px 20px;
  }
  
  .nav-actions .btn {
    display: none;
  }
  
  .hero-buttons {
    flex-direction: column;
  }
  
  .hero-stats {
    flex-direction: column;
    gap: 24px;
  }
  
  .wonders-grid {
    grid-template-columns: 1fr;
  }
  
  .gallery-grid {
    grid-template-columns: 1fr;
    grid-auto-rows: 250px;
  }
  
  .gallery-item.large,
  .gallery-item.tall,
  .gallery-item.wide {
    grid-column: span 1;
    grid-row: span 1;
  }
  
  .about-features {
    grid-template-columns: 1fr;
  }
  
  .contact-info,
  .contact-form {
    padding: 40px 24px;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 36px;
  }
  
  .section-title {
    font-size: 28px;
  }
  
  .about-card-floating {
    display: none;
  }
  
  .newsletter-form {
    flex-direction: column;
  }
}