/* ============================================
   BlockUnion - Premium One-Page Website
   White & Gold Luxury Business Theme v2.0
   ============================================ */

/* === Design Tokens & CSS Variables === */
:root {
  /* Gold Palette - Extended */
  --gold-50: #FBF7EB;
  --gold-100: #F5EED7;
  --gold-200: #E8D5A3;
  --gold-300: #D9BE7D;
  --gold-400: #C9A962;
  --gold-500: #B8944A;
  --gold-600: #A68B3B;
  --gold-700: #8A6F2E;
  --gold-800: #6E5723;
  --gold-900: #523F1A;

  /* Primary */
  --gold-primary: var(--gold-400);
  --gold-light: var(--gold-200);
  --gold-dark: var(--gold-600);
  --gold-gradient: linear-gradient(135deg, #F5EED7 0%, #E8D5A3 15%, #D9BE7D 35%, #C9A962 55%, #B8944A 75%, #A68B3B 100%);
  --gold-gradient-soft: linear-gradient(135deg, #FBF7EB 0%, #F5EED7 50%, #E8D5A3 100%);
  --gold-text-gradient: linear-gradient(135deg, #F5EED7 0%, #D9BE7D 25%, #C9A962 50%, #B8944A 75%, #A68B3B 100%);
  --gold-radial: radial-gradient(circle at 30% 30%, rgba(245, 238, 215, 0.4) 0%, rgba(201, 169, 98, 0.1) 50%, transparent 70%);

  /* Neutral Palette */
  --white-primary: #FFFFFF;
  --white-off: #FAFAF8;
  --white-warm: #F8F6F0;
  --warm-50: #FDFCF9;
  --warm-100: #FAF8F2;
  --warm-200: #F5F2E8;
  --gray-50: #F9FAFB;
  --gray-100: #F3F4F6;
  --gray-200: #E5E7EB;
  --gray-300: #D1D5DB;
  --gray-400: #9CA3AF;
  --gray-500: #6B7280;
  --gray-600: #4B5563;
  --gray-700: #374151;
  --gray-800: #1F2937;
  --gray-900: #111827;

  /* Dark Theme */
  --dark-bg: #0A0A0A;
  --dark-bg-soft: #121212;
  --dark-card: #1A1A1A;
  --dark-border: rgba(255, 255, 255, 0.08);

  /* Text Colors */
  --text-primary: #1A1A1A;
  --text-secondary: #4B5563;
  --text-tertiary: #6B7280;
  --text-light: #9CA3AF;
  --text-inverse: #FFFFFF;

  /* Spacing System */
  --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-30: 120px;

  /* Typography */
  --font-sans: 'PingFang SC', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Playfair Display', 'PingFang SC', 'Microsoft YaHei', Georgia, serif;
  --font-mono: 'SF Mono', 'Fira Code', monospace;

  /* Layout */
  --nav-height: 80px;
  --nav-height-mobile: 64px;
  --section-padding: 120px;
  --section-padding-mobile: 80px;
  --container-max: 1280px;
  --container-wide: 1440px;

  /* Motion */
  --transition-smooth: cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
  --transition-elastic: cubic-bezier(0.68, -0.55, 0.265, 1.55);
  --duration-fast: 150ms;
  --duration-normal: 300ms;
  --duration-slow: 500ms;
  --duration-slower: 800ms;

  /* Shadows */
  --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --shadow-gold-sm: 0 4px 12px rgba(201, 169, 98, 0.15);
  --shadow-gold-md: 0 8px 24px rgba(201, 169, 98, 0.2);
  --shadow-gold-lg: 0 16px 40px rgba(201, 169, 98, 0.25);
  --shadow-gold-xl: 0 25px 60px rgba(201, 169, 98, 0.3);
  --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.05);

  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-2xl: 28px;
  --radius-full: 9999px;

  /* Glassmorphism */
  --glass-bg: rgba(255, 255, 255, 0.7);
  --glass-border: rgba(255, 255, 255, 0.3);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
}

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

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

body {
  font-family: var(--font-sans);
  color: var(--text-primary);
  background: var(--white-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--warm-50);
}

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

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(135deg, var(--gold-300), var(--gold-500));
}

/* Firefox */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--gold-primary) var(--warm-50);
}

::selection {
  background: var(--gold-200);
  color: var(--gold-800);
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: all var(--duration-normal) var(--transition-smooth);
}

ul, ol {
  list-style: none;
}

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

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

/* === Typography System === */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.3;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); font-weight: 700; }
h2 { font-size: clamp(2rem, 4vw, 3rem); font-weight: 700; }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); font-weight: 600; }
h4 { font-size: 1.25rem; font-weight: 600; }

p {
  color: var(--text-secondary);
  line-height: 1.75;
}

.eyebrow {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold-dark);
  margin-bottom: var(--space-4);
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  text-align: center;
  margin-bottom: var(--space-4);
  position: relative;
  width: 100%;
  letter-spacing: -0.02em;
}

.section-title .gold-text {
  background: var(--gold-text-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  background-size: 200% 200%;
  animation: gold-shimmer 4s ease-in-out infinite;
}

@keyframes gold-shimmer {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.section-title-decoration {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  margin: var(--space-6) 0 var(--space-12);
}

.section-title-decoration .line {
  width: 80px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-300), transparent);
}

.section-title-decoration .diamond {
  width: 8px;
  height: 8px;
  background: var(--gold-gradient);
  transform: rotate(45deg);
  box-shadow: 0 0 12px rgba(201, 169, 98, 0.5);
}

.section-subtitle {
  text-align: center;
  color: var(--text-tertiary);
  font-size: 1.1rem;
  margin-bottom: var(--space-16);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.8;
}

/* === Container === */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-10);
}

.container-wide {
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: 0 var(--space-10);
}

/* === Scroll Progress Bar === */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  background: var(--gold-gradient);
  z-index: 2000;
  transition: width 0.1s linear;
  box-shadow: 0 0 8px rgba(201, 169, 98, 0.5);
}

/* === Navigation === */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 1000;
  background: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid transparent;
  transition: all var(--duration-slow) var(--transition-smooth);
}

@supports not (backdrop-filter: blur(20px)) {
  .navbar {
    background: rgba(255, 255, 255, 0.95);
  }
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.85);
  border-bottom-color: rgba(201, 169, 98, 0.1);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.05), 0 1px 0 rgba(201, 169, 98, 0.08);
  height: calc(var(--nav-height) - 8px);
}

.nav-container {
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: 0 var(--space-10);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  height: 100%;
  position: relative;
}

.nav-logo img {
  height: 44px;
  width: auto;
  transition: all var(--duration-normal) var(--transition-smooth);
  filter: drop-shadow(0 2px 8px rgba(201, 169, 98, 0.15));
}

.navbar.scrolled .nav-logo img {
  height: 38px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-12);
}

.nav-links a {
  position: relative;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: var(--space-2) 0;
  transition: color var(--duration-normal) var(--transition-smooth);
}

.nav-links a::before {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--gold-gradient);
  border-radius: 2px;
  transform: translateX(-50%);
  transition: width var(--duration-normal) var(--transition-smooth);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 50%;
  width: 4px;
  height: 4px;
  background: var(--gold-primary);
  border-radius: 50%;
  transform: translateX(-50%) scale(0);
  transition: transform var(--duration-normal) var(--transition-smooth);
  box-shadow: 0 0 6px rgba(201, 169, 98, 0.5);
}

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

.nav-links a:hover::before,
.nav-links a.active::before {
  width: 100%;
}

.nav-links a.active::after {
  transform: translateX(-50%) scale(1);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.lang-switcher {
  display: flex;
  gap: 2px;
  padding: 3px;
  background: var(--warm-100);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  border: 1px solid var(--gold-100);
}

.lang-switcher button {
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-weight: 600;
  color: var(--text-tertiary);
  transition: all var(--duration-normal) var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.lang-switcher button.active {
  background: var(--gold-gradient);
  color: white;
  box-shadow: var(--shadow-gold-sm);
}

.lang-switcher button:not(.active):hover {
  color: var(--gold-dark);
  background: var(--gold-50);
}

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  z-index: 1001;
  transition: all var(--duration-normal) var(--transition-smooth);
}

.mobile-menu-btn:hover {
  background: var(--warm-100);
}

.mobile-menu-btn span {
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--duration-normal) var(--transition-smooth);
}

.mobile-menu-btn.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.mobile-menu-btn.active span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.mobile-menu-btn.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  right: -100%;
  width: 300px;
  height: 100vh;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  z-index: 999;
  padding: 100px 32px 32px;
  box-shadow: -8px 0 40px rgba(0, 0, 0, 0.08);
  transition: right 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  border-left: 1px solid var(--gold-100);
}

.mobile-menu.active {
  right: 0;
}

.mobile-menu a {
  display: block;
  padding: var(--space-4) 0;
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--warm-200);
  position: relative;
  transition: all var(--duration-normal) var(--transition-smooth);
}

.mobile-menu a:hover {
  color: var(--gold-dark);
  padding-left: var(--space-2);
}

.mobile-menu a::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  width: 0;
  height: 2px;
  background: var(--gold-gradient);
  transform: translateY(-50%);
  transition: width var(--duration-normal) var(--transition-smooth);
}

.mobile-menu a:hover::before {
  width: 16px;
}

.mobile-menu-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 998;
  opacity: 0;
  transition: opacity var(--duration-normal) var(--transition-smooth);
}

.mobile-menu-overlay.active {
  display: block;
  opacity: 1;
}

/* === Hero Section (Brand Showcase) === */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: 
    radial-gradient(ellipse at 20% 20%, rgba(201, 169, 98, 0.1) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 70%, rgba(201, 169, 98, 0.06) 0%, transparent 40%),
    linear-gradient(180deg, #FEFCF8 0%, #FAF7EF 50%, #F7F3EA 100%);
  overflow: hidden;
  padding-top: var(--nav-height);
}

/* Grid background */
.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    linear-gradient(rgba(201, 169, 98, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201, 169, 98, 0.05) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: 0;
  mask-image: radial-gradient(ellipse at center 50%, black 40%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center 50%, black 40%, transparent 75%);
}

/* Noise texture overlay */
.hero::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  opacity: 0.025;
  pointer-events: none;
  mix-blend-mode: multiply;
  z-index: 0;
}

/* Decorative Elements */
.hero-decor {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.decor-line {
  position: absolute;
  background: var(--gold-gradient);
  opacity: 0.3;
}

.decor-line-1 {
  top: 15%;
  left: 8%;
  width: 80px;
  height: 1px;
  transform: rotate(-30deg);
  animation: decor-float 8s ease-in-out infinite;
}

.decor-line-2 {
  bottom: 25%;
  right: 10%;
  width: 120px;
  height: 1px;
  transform: rotate(20deg);
  animation: decor-float 10s ease-in-out infinite reverse;
}

.decor-circle {
  position: absolute;
  border: 1px solid var(--gold-200);
  border-radius: 50%;
  opacity: 0.4;
}

.decor-circle-1 {
  top: 20%;
  right: 12%;
  width: 60px;
  height: 60px;
  animation: decor-float 7s ease-in-out infinite;
}

.decor-circle-2 {
  bottom: 30%;
  left: 6%;
  width: 100px;
  height: 100px;
  animation: decor-float 12s ease-in-out infinite reverse;
}

.decor-diamond {
  position: absolute;
  width: 10px;
  height: 10px;
  background: var(--gold-gradient);
  transform: rotate(45deg);
  opacity: 0.3;
}

.decor-diamond-1 {
  top: 30%;
  left: 15%;
  animation: decor-float 6s ease-in-out infinite;
}

.decor-diamond-2 {
  bottom: 20%;
  right: 18%;
  width: 8px;
  height: 8px;
  animation: decor-float 9s ease-in-out infinite reverse;
}

@keyframes decor-float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(5deg); }
}

.hero-particles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  overflow: hidden;
  z-index: 1;
}

.particle {
  position: absolute;
  background: var(--gold-gradient);
  border-radius: 50%;
  opacity: 0.3;
  animation: float 20s infinite ease-in-out;
}

@keyframes float {
  0%, 100% { 
    transform: translateY(0) translateX(0); 
    opacity: 0.3; 
  }
  25% { 
    transform: translateY(-60px) translateX(20px); 
    opacity: 0.5; 
  }
  50% { 
    transform: translateY(-120px) translateX(-10px); 
    opacity: 0.4; 
  }
  75% { 
    transform: translateY(-60px) translateX(30px); 
    opacity: 0.6; 
  }
}

.particle.glow {
  box-shadow: 0 0 10px rgba(201, 169, 98, 0.6), 0 0 20px rgba(201, 169, 98, 0.3);
}

.hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
  width: 100%;
  max-width: 900px;
  padding: 0 var(--space-6);
}

/* Eyebrow */
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.8s 0.2s forwards;
}

.eyebrow-line {
  width: 40px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-300));
}

.eyebrow-line:last-child {
  background: linear-gradient(90deg, var(--gold-300), transparent);
}

.eyebrow-text {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--gold-dark);
  letter-spacing: 0.3em;
  text-transform: uppercase;
}

/* Hero Title */
.hero-title {
  font-size: clamp(2.2rem, 6vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  color: var(--text-primary);
  margin: 0;
  letter-spacing: -0.02em;
  font-family: var(--font-display);
}

.hero-title + .hero-title {
  margin-top: var(--space-1);
}

.hero-title .title-line {
  display: inline-block;
  opacity: 0;
  transform: translateY(40px);
  animation: fadeInUp 1s 0.4s forwards;
}

.hero-title-accent .title-line {
  animation-delay: 0.6s;
}

.hero-title-accent {
  background: var(--gold-text-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Hero Subtitle */
.hero-subtitle {
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  line-height: 1.8;
  color: var(--text-secondary);
  max-width: 600px;
  margin: var(--space-6) auto 0;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.8s 0.9s forwards;
}

/* Hero CTA Buttons */
.hero-cta {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  margin-top: var(--space-8);
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.8s 1.1s forwards;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 36px;
  border-radius: var(--radius-full);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s var(--transition-smooth);
  text-decoration: none;
  border: none;
  font-family: inherit;
}

.btn-primary {
  background: var(--gold-gradient);
  color: white;
  box-shadow: 0 4px 20px rgba(201, 169, 98, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(201, 169, 98, 0.45);
}

.btn-outline {
  background: transparent;
  color: var(--gold-dark);
  border: 1.5px solid var(--gold-300);
}

.btn-outline:hover {
  background: var(--gold-50);
  border-color: var(--gold-primary);
  transform: translateY(-2px);
}

/* Hero Brands Row */
.hero-brands {
  margin-top: var(--space-10);
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.8s 1.4s forwards;
}

.brands-label {
  display: block;
  font-size: 0.7rem;
  color: var(--text-tertiary);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  margin-bottom: var(--space-4);
  font-weight: 500;
}

.brands-row {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0;
}

.brand-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  color: var(--text-secondary);
  transition: all 0.3s var(--transition-smooth);
  text-decoration: none;
  border-radius: var(--radius-md);
}

.brand-item:hover {
  color: var(--gold-dark);
  background: rgba(201, 169, 98, 0.06);
}

.brand-item .brand-icon {
  font-size: 1.3rem;
}

.brand-item .brand-name {
  font-size: 0.9rem;
  font-weight: 600;
  white-space: nowrap;
}

.brand-divider {
  width: 1px;
  height: 24px;
  background: linear-gradient(180deg, transparent, var(--gold-200), transparent);
  flex-shrink: 0;
}


/* Scroll Hint */
.hero-scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  color: var(--gold-500);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  opacity: 0;
  animation: fadeIn 1s 1.5s forwards;
  z-index: 10;
}

.scroll-mouse {
  width: 22px;
  height: 36px;
  border: 2px solid var(--gold-400);
  border-radius: 11px;
  position: relative;
  box-shadow: 0 0 10px rgba(201, 169, 98, 0.2);
}

.scroll-mouse::after {
  content: '';
  position: absolute;
  top: 5px;
  left: 50%;
  transform: translateX(-50%);
  width: 3px;
  height: 6px;
  background: var(--gold-gradient);
  border-radius: 2px;
  animation: scroll-wheel 2s ease-in-out infinite;
}

@keyframes scroll-wheel {
  0% { 
    opacity: 1; 
    transform: translateX(-50%) translateY(0); 
  }
  50% { 
    opacity: 0.5; 
    transform: translateX(-50%) translateY(12px); 
  }
  100% { 
    opacity: 0; 
    transform: translateX(-50%) translateY(18px); 
  }
}

@keyframes fadeIn {
  to { opacity: 1; }
}

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

/* === Section Base === */
.section {
  padding: var(--section-padding) 0;
  position: relative;
  overflow: hidden;
}

.section-light {
  background: var(--white-primary);
}

.section-warm {
  background: var(--white-warm);
}

.section-dark {
  background: var(--dark-bg);
  color: white;
}

.section-dark .section-title {
  color: white;
}

.section-dark .section-subtitle {
  color: rgba(255, 255, 255, 0.6);
}

/* === About Section === */
.about {
  position: relative;
}

.about-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.about-bg::before {
  content: '';
  position: absolute;
  top: 10%;
  left: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(201, 169, 98, 0.06) 0%, transparent 70%);
  border-radius: 50%;
}

.about-bg::after {
  content: '';
  position: absolute;
  bottom: 10%;
  right: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(201, 169, 98, 0.04) 0%, transparent 70%);
  border-radius: 50%;
}

.about-vision {
  max-width: 850px;
  margin: 0 auto var(--space-20);
  text-align: center;
  position: relative;
}

.about-vision::before {
  content: '"';
  position: absolute;
  top: -40px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 6rem;
  font-family: Georgia, serif;
  color: var(--gold-200);
  opacity: 0.5;
  line-height: 1;
  z-index: 0;
}

.about-vision-text {
  font-size: 1.15rem;
  line-height: 2;
  color: var(--text-secondary);
  position: relative;
  z-index: 1;
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s var(--transition-smooth);
}

.about-vision-text.revealed {
  opacity: 1;
  transform: translateY(0);
}

.about-vision-text .highlight {
  background: var(--gold-text-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 600;
}

/* Value Cards */
.about-values {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8);
}

.value-card {
  position: relative;
  text-align: center;
  padding: var(--space-10) var(--space-6);
  background: white;
  border-radius: var(--radius-xl);
  border: 1px solid var(--gray-200);
  transition: all 0.5s var(--transition-smooth);
  opacity: 0;
  transform: translateY(40px);
  overflow: hidden;
}

.value-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gold-gradient);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s var(--transition-smooth);
}

.value-card.revealed {
  opacity: 1;
  transform: translateY(0);
}

.value-card:hover {
  transform: translateY(-12px);
  box-shadow: 
    0 20px 40px rgba(201, 169, 98, 0.12),
    0 8px 16px rgba(0, 0, 0, 0.04);
  border-color: var(--gold-200);
}

.value-card:hover::before {
  transform: scaleX(1);
}

.value-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto var(--space-6);
  background: var(--gold-gradient);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  box-shadow: 
    0 8px 20px rgba(201, 169, 98, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.3);
  transition: all 0.4s var(--transition-bounce);
  position: relative;
}

.value-icon::after {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: calc(var(--radius-xl) + 3px);
  background: var(--gold-gradient);
  opacity: 0;
  z-index: -1;
  filter: blur(8px);
  transition: opacity 0.4s var(--transition-smooth);
}

.value-card:hover .value-icon {
  transform: scale(1.1) rotate(-5deg);
}

.value-card:hover .value-icon::after {
  opacity: 0.4;
}

.value-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: var(--space-3);
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.value-desc {
  font-size: 0.95rem;
  color: var(--text-tertiary);
  line-height: 1.7;
}

/* === Ecosystems Section === */
.ecosystems {
  background: var(--white-warm);
  position: relative;
}

.ecosystems::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-200), transparent);
}

.eco-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.eco-card {
  position: relative;
  background: white;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  border: 1px solid var(--gray-200);
  transition: all 0.6s var(--transition-smooth);
  opacity: 0;
  transform: translateY(40px);
  cursor: pointer;
}

.eco-card.revealed {
  opacity: 1;
  transform: translateY(0);
}

.eco-card:hover {
  transform: translateY(-16px);
  box-shadow: 
    0 30px 60px -15px rgba(201, 169, 98, 0.25),
    0 10px 30px -10px rgba(0, 0, 0, 0.1);
  border-color: var(--gold-200);
}

.eco-image {
  position: relative;
  height: 220px;
  background: var(--gold-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.eco-image::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.3) 0%, transparent 40%),
    radial-gradient(circle at 70% 80%, rgba(0, 0, 0, 0.1) 0%, transparent 40%);
}

.eco-image::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 40px;
  height: 200%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
  transform: translateX(-100%) rotate(25deg);
  transition: transform 0.8s var(--transition-smooth);
}

.eco-card:hover .eco-image::after {
  transform: translateX(400%) rotate(25deg);
}

.eco-icon {
  font-size: 4.5rem;
  filter: 
    drop-shadow(0 4px 12px rgba(0, 0, 0, 0.15))
    drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
  transition: transform 0.5s var(--transition-bounce);
  position: relative;
  z-index: 2;
}

.eco-card:hover .eco-icon {
  transform: scale(1.15) rotate(5deg);
}

.eco-content {
  padding: var(--space-8);
}

.eco-tag {
  display: inline-block;
  padding: 4px 12px;
  background: var(--gold-50);
  color: var(--gold-dark);
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-4);
  letter-spacing: 0.05em;
}

.eco-title {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: var(--space-3);
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.eco-desc {
  font-size: 0.95rem;
  color: var(--text-tertiary);
  line-height: 1.75;
  margin-bottom: var(--space-6);
}

.eco-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--gold-dark);
  transition: all 0.3s var(--transition-smooth);
  position: relative;
}

.eco-link svg {
  width: 16px;
  height: 16px;
  transition: transform 0.3s var(--transition-smooth);
}

.eco-card:hover .eco-link {
  gap: var(--space-3);
  color: var(--gold-700);
}

.eco-card:hover .eco-link svg {
  transform: translateX(4px);
}

/* === News Section === */
.news {
  background: white;
  position: relative;
}

.news-layout {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: var(--space-16);
  align-items: start;
}

.news-sidebar {
  position: sticky;
  top: 120px;
}

.news-sidebar .section-title {
  text-align: left;
  margin-bottom: var(--space-4);
}

.news-sidebar .section-subtitle {
  text-align: left;
  margin-bottom: var(--space-8);
  margin-left: 0;
}

.news-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.news-item {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: var(--space-6);
  padding: var(--space-6);
  background: white;
  border-radius: var(--radius-xl);
  border: 1px solid var(--gray-200);
  transition: all 0.4s var(--transition-smooth);
  opacity: 0;
  transform: translateX(40px);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.news-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--gold-gradient);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.4s var(--transition-smooth);
}

.news-item.revealed {
  opacity: 1;
  transform: translateX(0);
}

.news-item:hover {
  border-color: var(--gold-200);
  box-shadow: 
    0 12px 32px rgba(201, 169, 98, 0.1),
    0 4px 12px rgba(0, 0, 0, 0.04);
  transform: translateX(-6px);
}

.news-item:hover::before {
  transform: scaleY(1);
}

.news-thumb {
  width: 220px;
  height: 150px;
  border-radius: var(--radius-lg);
  background: var(--gold-gradient);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  position: relative;
}

.news-thumb::before {
  content: '';
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.25) 0%, transparent 50%);
}

.news-thumb-icon {
  font-size: 3rem;
  opacity: 0.5;
  position: relative;
  z-index: 1;
  transition: transform 0.4s var(--transition-bounce);
}

.news-item:hover .news-thumb-icon {
  transform: scale(1.2);
}

.news-info {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.news-date {
  font-size: 0.8rem;
  color: var(--gold-dark);
  font-weight: 600;
  margin-bottom: var(--space-2);
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.news-date::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--gold-primary);
  border-radius: 50%;
}

.news-title {
  font-size: 1.1rem;
  font-weight: 600;
  line-height: 1.5;
  margin-bottom: var(--space-2);
  color: var(--text-primary);
  transition: color 0.3s var(--transition-smooth);
}

.news-item:hover .news-title {
  color: var(--gold-dark);
}

.news-excerpt {
  font-size: 0.9rem;
  color: var(--text-tertiary);
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-more {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 14px 32px;
  background: var(--gold-gradient);
  color: white;
  border-radius: var(--radius-full);
  font-size: 0.95rem;
  font-weight: 600;
  margin-top: var(--space-8);
  box-shadow: 
    0 4px 16px rgba(201, 169, 98, 0.3),
    0 2px 6px rgba(201, 169, 98, 0.2);
  transition: all 0.3s var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.news-more::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.25), transparent);
  transition: left 0.5s var(--transition-smooth);
}

.news-more:hover {
  transform: translateY(-2px);
  box-shadow: 
    0 8px 24px rgba(201, 169, 98, 0.4),
    0 4px 12px rgba(201, 169, 98, 0.25);
}

.news-more:hover::before {
  left: 100%;
}

.news-more svg {
  width: 18px;
  height: 18px;
}

/* === Gallery Section === */
.gallery {
  background: var(--white-warm);
  padding: var(--section-padding) 0;
  overflow: hidden;
  position: relative;
}

.gallery::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-200), transparent);
}

.gallery-header {
  text-align: center;
  margin-bottom: var(--space-16);
}

.gallery-marquee {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.marquee-row {
  display: flex;
  gap: var(--space-6);
  width: max-content;
}

.marquee-row.row-1 {
  animation: marquee-right 50s linear infinite;
}

.marquee-row.row-2 {
  animation: marquee-left 50s linear infinite;
}

.marquee-row:hover {
  animation-play-state: paused;
}

@keyframes marquee-right {
  0% { transform: translateX(-50%); }
  100% { transform: translateX(0); }
}

@keyframes marquee-left {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.gallery-item {
  flex-shrink: 0;
  width: 340px;
  height: 240px;
  border-radius: var(--radius-xl);
  background: var(--gold-gradient);
  overflow: hidden;
  position: relative;
  cursor: pointer;
  transition: all 0.4s var(--transition-smooth);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.gallery-item::before {
  content: '';
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.3) 0%, transparent 50%);
  z-index: 1;
}

.gallery-item::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.6) 0%, transparent 50%);
  opacity: 0;
  transition: opacity 0.4s var(--transition-smooth);
  z-index: 2;
}

.gallery-item:hover {
  transform: scale(1.05);
  box-shadow: 0 20px 40px rgba(201, 169, 98, 0.3);
}

.gallery-item:hover::after {
  opacity: 1;
}

.gallery-icon {
  font-size: 4.5rem;
  opacity: 0.35;
  transition: all 0.4s var(--transition-smooth);
}

.gallery-item:hover .gallery-icon {
  transform: scale(1.2);
  opacity: 0.5;
}

.gallery-item-label {
  position: absolute;
  bottom: var(--space-5);
  left: var(--space-6);
  color: white;
  font-weight: 600;
  font-size: 1rem;
  z-index: 3;
  opacity: 0;
  transform: translateY(10px);
  transition: all 0.4s var(--transition-smooth);
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.gallery-item:hover .gallery-item-label {
  opacity: 1;
  transform: translateY(0);
}

/* === Contact Section === */
.contact {
  position: relative;
  background: var(--dark-bg);
  color: white;
  overflow: hidden;
}

.contact-bg-decoration {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.contact-bg-decoration::before {
  content: '';
  position: absolute;
  top: -300px;
  right: -200px;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(201, 169, 98, 0.12) 0%, transparent 60%);
  border-radius: 50%;
}

.contact-bg-decoration::after {
  content: '';
  position: absolute;
  bottom: -300px;
  left: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(201, 169, 98, 0.08) 0%, transparent 60%);
  border-radius: 50%;
}

/* Grid pattern for dark section */
.contact-bg-grid {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    linear-gradient(rgba(201, 169, 98, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201, 169, 98, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 20%, transparent 70%);
  pointer-events: none;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-24);
  align-items: center;
  position: relative;
  z-index: 2;
}

.contact-info h2 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--space-6);
  letter-spacing: -0.02em;
}

.contact-info h2 .gold-text {
  background: var(--gold-text-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.contact-info > p {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.8;
  margin-bottom: var(--space-10);
}

.contact-detail {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  margin-bottom: var(--space-10);
}

.contact-detail-item {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.95rem;
  transition: transform 0.3s var(--transition-smooth);
}

.contact-detail-item:hover {
  transform: translateX(4px);
}

.contact-detail-icon {
  width: 48px;
  height: 48px;
  background: rgba(201, 169, 98, 0.12);
  border: 1px solid rgba(201, 169, 98, 0.2);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
  transition: all 0.3s var(--transition-smooth);
}

.contact-detail-item:hover .contact-detail-icon {
  background: var(--gold-gradient);
  border-color: var(--gold-primary);
  transform: scale(1.1);
}

.social-links {
  display: flex;
  gap: var(--space-4);
}

.social-link {
  width: 50px;
  height: 50px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  transition: all 0.3s var(--transition-bounce);
  color: rgba(255, 255, 255, 0.7);
}

.social-link:hover {
  background: var(--gold-gradient);
  border-color: var(--gold-primary);
  color: white;
  transform: translateY(-4px);
  box-shadow: 0 8px 20px rgba(201, 169, 98, 0.35);
}

/* Contact Form */
.contact-form {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-2xl);
  padding: var(--space-10);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
}

.contact-form::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-primary), transparent);
  opacity: 0.5;
}

.form-group {
  margin-bottom: var(--space-6);
}

.form-group label {
  display: block;
  margin-bottom: var(--space-2);
  font-size: 0.85rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.7);
  letter-spacing: 0.02em;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 14px 18px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  color: white;
  font-size: 0.95rem;
  font-family: inherit;
  transition: all 0.3s var(--transition-smooth);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--gold-primary);
  background: rgba(201, 169, 98, 0.08);
  box-shadow: 0 0 0 3px rgba(201, 169, 98, 0.15);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: rgba(255, 255, 255, 0.25);
}

.submit-btn {
  width: 100%;
  padding: 16px;
  background: var(--gold-gradient);
  color: white;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  transition: all 0.3s var(--transition-smooth);
  box-shadow: 0 4px 20px rgba(201, 169, 98, 0.3);
  position: relative;
  overflow: hidden;
}

.submit-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.25), transparent);
  transition: left 0.6s var(--transition-smooth);
}

.submit-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(201, 169, 98, 0.45);
}

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

.submit-btn:active {
  transform: translateY(0);
}

/* === Footer === */
.footer {
  background: #070707;
  color: rgba(255, 255, 255, 0.4);
  padding: var(--space-8) 0;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer-logo img {
  height: 32px;
  filter: brightness(0) invert(1);
  opacity: 0.5;
  transition: opacity 0.3s var(--transition-smooth);
}

.footer-logo:hover img {
  opacity: 0.8;
}

.footer-text {
  font-size: 0.85rem;
}

/* === Reveal Animations === */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.8s var(--transition-smooth);
}

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

/* === Utility Classes === */
.text-center { text-align: center; }
.text-gold { color: var(--gold-dark); }
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-4 { margin-top: 1rem; }
.mt-8 { margin-top: 2rem; }
.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-8 { margin-bottom: 2rem; }

/* === Responsive Design === */
@media (max-width: 1024px) {
  :root {
    --section-padding: 100px;
  }
  
  .brand-item:nth-child(11) {
    display: none;
  }
  
  .brand-divider:nth-child(10) {
    display: none;
  }
  
  .container {
    padding: 0 32px;
  }
  
  .nav-links {
    display: none;
  }
  
  .mobile-menu-btn {
    display: flex;
  }
  
  .nav-container {
    padding: 0 24px;
  }
  
  .about-values {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
  }
  
  .eco-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
  }
  
  .news-layout {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }
  
  .news-sidebar {
    position: static;
    text-align: center;
  }
  
  .news-sidebar .section-title,
  .news-sidebar .section-subtitle {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
    gap: var(--space-12);
  }
  
  .contact-info {
    text-align: center;
  }
  
  .contact-detail {
    align-items: center;
  }
  
  .social-links {
    justify-content: center;
  }
}

@media (max-width: 768px) {
  :root {
    --nav-height: 64px;
    --section-padding: 80px;
  }
  
  /* Hero brands: show 3 on mobile */
  .brands-row .brand-item:nth-child(7),
  .brands-row .brand-item:nth-child(9),
  .brands-row .brand-item:nth-child(11) {
    display: none;
  }
  
  .brands-row .brand-divider:nth-child(6),
  .brands-row .brand-divider:nth-child(8),
  .brands-row .brand-divider:nth-child(10) {
    display: none;
  }
  
  .hero-brands {
    margin-top: var(--space-8);
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
  }
  
  .stat-item::after {
    display: none;
  }
  
  .back-to-top {
    bottom: 20px;
    right: 20px;
    width: 44px;
    height: 44px;
  }
  
  .container {
    padding: 0 20px;
  }
  
  .nav-logo img {
    height: 36px;
  }
  
  .hero-sphere-container {
    width: 340px;
    height: 340px;
  }
  
  .sphere {
    width: 120px;
    height: 120px;
  }
  
  .sphere-text {
    font-size: 1.6rem;
  }
  
  .orbit-ring:nth-child(1) {
    width: 220px;
    height: 220px;
  }
  
  .orbit-ring:nth-child(2) {
    width: 290px;
    height: 290px;
  }
  
  .orbit-ring:nth-child(3) {
    width: 330px;
    height: 330px;
  }
  
  .satellite-brand {
    width: 70px;
    height: 70px;
    margin-top: -35px;
    margin-left: -35px;
  }
  
  .satellite-brand .brand-icon {
    font-size: 1.3rem;
  }
  
  .satellite-brand .brand-name {
    font-size: 0.55rem;
  }
  
  .sat-eth { transform: translate(-50%, -145px); }
  .sat-bu { transform: translate(126px, -73px); }
  .sat-capital { transform: translate(126px, 73px); }
  .sat-4 { transform: translate(-50%, 145px); }
  .sat-5 { transform: translate(-126px, 73px); }
  .sat-6 { transform: translate(-126px, -73px); }
  
  .hero-logo {
    max-width: 200px;
  }
  
  .hero-tagline {
    font-size: 0.75rem;
    letter-spacing: 0.3em;
  }
  
  .about-values {
    grid-template-columns: 1fr;
  }
  
  .eco-grid {
    grid-template-columns: 1fr;
  }
  
  .news-item {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
  
  .news-thumb {
    width: 100%;
    height: 180px;
  }
  
  .gallery-item {
    width: 280px;
    height: 200px;
  }
  
  .contact-form {
    padding: var(--space-8) var(--space-6);
  }
  
  .footer-content {
    flex-direction: column;
    text-align: center;
  }
  
  .section-subtitle {
    margin-bottom: var(--space-10);
    font-size: 1rem;
  }
  
  .section-title-decoration .line {
    width: 50px;
  }
  
  .lang-switcher {
    font-size: 0.75rem;
  }
  
  .lang-switcher button {
    padding: 5px 10px;
  }
}

@media (max-width: 480px) {
  .hero-sphere-container {
    width: 290px;
    height: 290px;
  }
  
  .gallery-item {
    width: 240px;
    height: 170px;
  }
  
  .social-link {
    width: 44px;
    height: 44px;
  }
}

/* === Custom Cursor & Magnetic Effect === */
.custom-cursor {
  position: fixed;
  width: 8px;
  height: 8px;
  background: var(--gold-gradient);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: width 0.3s var(--transition-smooth), height 0.3s var(--transition-smooth), opacity 0.3s;
  mix-blend-mode: difference;
  opacity: 0;
}

.custom-cursor.visible {
  opacity: 1;
}

.custom-cursor.hover {
  width: 40px;
  height: 40px;
  background: rgba(201, 169, 98, 0.15);
  border: 1.5px solid var(--gold-primary);
  mix-blend-mode: normal;
}

.cursor-glow {
  position: fixed;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(201, 169, 98, 0.12) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: opacity 0.5s;
  opacity: 0;
}

.cursor-glow.visible {
  opacity: 1;
}

@media (max-width: 768px) {
  .custom-cursor,
  .cursor-glow {
    display: none;
  }
}

/* Magnetic elements */
.magnetic {
  transition: transform 0.3s var(--transition-smooth);
}

/* === Text Split Animation === */
.split-text {
  display: inline-block;
  overflow: hidden;
}

.split-text .char {
  display: inline-block;
  opacity: 0;
  transform: translateY(100%);
  transition: all 0.6s cubic-bezier(0.23, 1, 0.32, 1);
}

.split-text.revealed .char {
  opacity: 1;
  transform: translateY(0);
}

/* Text highlight line */
.text-highlight {
  position: relative;
  display: inline-block;
}

.text-highlight::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 0;
  width: 0;
  height: 6px;
  background: linear-gradient(90deg, var(--gold-200), var(--gold-300));
  opacity: 0.5;
  transition: width 0.8s cubic-bezier(0.65, 0, 0.35, 1);
  z-index: -1;
  border-radius: 3px;
}

.text-highlight.revealed::after {
  width: 100%;
}

/* === Ripple Effect === */
.ripple-btn {
  position: relative;
  overflow: hidden;
}

.ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  transform: scale(0);
  animation: ripple-animation 0.6s ease-out;
  pointer-events: none;
}

@keyframes ripple-animation {
  to {
    transform: scale(4);
    opacity: 0;
  }
}

/* === Gradient Border Cards === */
.gradient-border {
  position: relative;
  background: white;
  border-radius: var(--radius-xl);
}

.gradient-border::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-xl);
  padding: 1.5px;
  background: var(--gold-gradient);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.4s var(--transition-smooth);
  pointer-events: none;
}

.gradient-border:hover::before {
  opacity: 1;
}

/* === Back to Top Button === */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  background: var(--gold-gradient);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  cursor: pointer;
  z-index: 900;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.4s var(--transition-bounce);
  box-shadow: 0 4px 20px rgba(201, 169, 98, 0.4);
  pointer-events: none;
}

.back-to-top.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.back-to-top:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(201, 169, 98, 0.5);
}

.back-to-top svg {
  width: 20px;
  height: 20px;
}

/* === Stats Counter Section === */
.stats-section {
  padding: var(--space-16) 0;
  background: linear-gradient(135deg, var(--gold-50), var(--white-warm));
  position: relative;
  overflow: hidden;
}

.stats-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-200), transparent);
}

.stats-section::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-200), transparent);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8);
  text-align: center;
}

.stat-item {
  position: relative;
}

.stat-number {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  background: var(--gold-text-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
  margin-bottom: var(--space-2);
  font-family: var(--font-display);
}

.stat-label {
  font-size: 0.9rem;
  color: var(--text-tertiary);
  font-weight: 500;
}

.stat-item::after {
  content: '';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 1px;
  height: 40px;
  background: linear-gradient(180deg, transparent, var(--gold-200), transparent);
}

.stat-item:last-child::after {
  display: none;
}

/* === Floating Decorations === */
.floating-shape {
  position: absolute;
  pointer-events: none;
  opacity: 0.4;
}

.floating-shape.circle {
  width: 100px;
  height: 100px;
  border: 2px solid var(--gold-200);
  border-radius: 50%;
  animation: float-shape 8s ease-in-out infinite;
}

.floating-shape.diamond {
  width: 40px;
  height: 40px;
  background: var(--gold-gradient);
  transform: rotate(45deg);
  animation: float-shape 6s ease-in-out infinite;
  opacity: 0.2;
}

.floating-shape.line {
  width: 60px;
  height: 2px;
  background: var(--gold-gradient);
  animation: float-shape 10s ease-in-out infinite;
}

@keyframes float-shape {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(5deg); }
}

/* === Hero Subtle Animation === */
.hero-bg-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(201, 169, 98, 0.06) 0%, transparent 60%);
  border-radius: 50%;
  animation: breathe 6s ease-in-out infinite;
  pointer-events: none;
  z-index: 0;
}

@keyframes breathe {
  0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.6; }
  50% { transform: translate(-50%, -50%) scale(1.15); opacity: 1; }
}

/* === Card Hover Glow === */
.card-glow {
  position: relative;
}

.card-glow::after {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  background: radial-gradient(600px circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(201, 169, 98, 0.15), transparent 40%);
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}

.card-glow:hover::after {
  opacity: 1;
}

/* === Section Transition Decorations === */
.section-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-6);
  margin: 0 auto;
  width: 100%;
  max-width: 600px;
}

.section-divider .line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-200), transparent);
}

.section-divider .ornament {
  width: 24px;
  height: 24px;
  position: relative;
  flex-shrink: 0;
}

.section-divider .ornament::before,
.section-divider .ornament::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  background: var(--gold-gradient);
}

.section-divider .ornament::before {
  width: 24px;
  height: 2px;
  transform: translate(-50%, -50%) rotate(45deg);
}

.section-divider .ornament::after {
  width: 2px;
  height: 24px;
  transform: translate(-50%, -50%) rotate(45deg);
}

/* === News Item Read Indicator === */
.news-item .read-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: var(--space-3);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gold-dark);
  opacity: 0;
  transform: translateX(-8px);
  transition: all 0.3s var(--transition-smooth);
}

.news-item:hover .read-more {
  opacity: 1;
  transform: translateX(0);
}

.news-item .read-more .arrow {
  transition: transform 0.3s var(--transition-smooth);
}

.news-item:hover .read-more .arrow {
  transform: translateX(4px);
}

/* === Input Float Label Effect === */
.form-group {
  position: relative;
}

/* === Value Card Number Badge === */
.value-card .card-number {
  position: absolute;
  top: 16px;
  right: 20px;
  font-size: 3rem;
  font-weight: 800;
  font-family: var(--font-display);
  color: var(--gold-100);
  line-height: 1;
  transition: all 0.4s var(--transition-smooth);
  z-index: 0;
}

.value-card:hover .card-number {
  color: var(--gold-200);
  transform: scale(1.1);
}

.value-card > * {
  position: relative;
  z-index: 1;
}

/* === Marquee Gradient Masks === */
.gallery-marquee {
  position: relative;
  mask-image: linear-gradient(90deg, transparent 0%, black 10%, black 90%, transparent 100%);
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, black 10%, black 90%, transparent 100%);
}

/* === Button Press Effect === */
.submit-btn:active {
  transform: scale(0.98) translateY(0) !important;
}

/* === Hero Brand Name Subtle Glow === */
.hero-tagline {
  text-shadow: 0 0 30px rgba(201, 169, 98, 0.3);
}

/* === Contact Form Subtle Border Animation === */
.contact-form {
  position: relative;
}

.contact-form::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gold-gradient);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.6s var(--transition-smooth);
}

.contact-form:hover::after {
  transform: scaleX(1);
}

/* === Reduced Motion === */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}