/* ============================================
   SAMA AL TAIF TRADING — Design System
   ============================================ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Outfit:wght@400;500;600;700;800&display=swap');

/* ---------- CSS Custom Properties ---------- */
:root {
  /* Light Mode (Default) */
  --bg-primary: #f8f9fc;
  --bg-secondary: #ffffff;
  --bg-tertiary: #eef1f6;
  --bg-card: #ffffff;
  --bg-glass: rgba(255,255,255,0.7);
  --bg-glass-border: rgba(255,255,255,0.3);

  --text-primary: #0a1628;
  --text-secondary: #3a4a5c;
  --text-tertiary: #6b7a8d;
  --text-inverse: #ffffff;

  --accent-primary: #00b4d8;
  --accent-secondary: #0077b6;
  --accent-warm: #f77f00;
  --accent-warm-light: #fca311;
  --accent-gradient: linear-gradient(135deg, #00b4d8, #0077b6);
  --accent-warm-gradient: linear-gradient(135deg, #f77f00, #fca311);

  --navy: #0a1628;
  --navy-light: #132238;

  --border-color: rgba(10,22,40,0.08);
  --shadow-sm: 0 2px 8px rgba(10,22,40,0.06);
  --shadow-md: 0 8px 30px rgba(10,22,40,0.1);
  --shadow-lg: 0 20px 60px rgba(10,22,40,0.15);
  --shadow-glow: 0 0 40px rgba(0,180,216,0.15);

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 8rem;

  /* Typography */
  --font-display: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-md: 1.125rem;
  --fs-lg: 1.25rem;
  --fs-xl: 1.5rem;
  --fs-2xl: 2rem;
  --fs-3xl: 2.5rem;
  --fs-4xl: 3.5rem;
  --fs-5xl: 4.5rem;

  /* Radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 30px;
  --radius-full: 9999px;

  /* Transition */
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
  --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);

  --navbar-height: 80px;
}

/* ---------- Dark Mode ---------- */
[data-theme="dark"] {
  --bg-primary: #0a1628;
  --bg-secondary: #132238;
  --bg-tertiary: #1a2d44;
  --bg-card: #132238;
  --bg-glass: rgba(19,34,56,0.8);
  --bg-glass-border: rgba(255,255,255,0.08);

  --text-primary: #f0f4f8;
  --text-secondary: #b0bec5;
  --text-tertiary: #78909c;
  --text-inverse: #0a1628;

  --border-color: rgba(255,255,255,0.06);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
  --shadow-md: 0 8px 30px rgba(0,0,0,0.4);
  --shadow-lg: 0 20px 60px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 40px rgba(0,180,216,0.25);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--navbar-height);
}

body {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  overflow-x: hidden;
  transition: background-color var(--transition-base), color var(--transition-base);
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition-fast);
}

ul { list-style: none; }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  line-height: 1.2;
  color: var(--text-primary);
}

.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

/* ---------- Preloader ---------- */
.preloader {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: var(--navy);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.8s cubic-bezier(0.4, 0, 0.2, 1), transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.preloader.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: scale(1.05);
}

.preloader-inner {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.preloader-logo-wrap {
  position: relative;
  width: 160px;
  height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}

.preloader-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 3px solid rgba(0,180,216,0.15);
  border-top-color: var(--accent-primary);
  animation: preloader-spin 1.2s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

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

.preloader-logo {
  width: 100px;
  height: 100px;
  object-fit: contain;
  animation: pulse-glow 2s ease-in-out infinite;
  border-radius: 16px;
}

@keyframes pulse-glow {
  0%, 100% { transform: scale(1); filter: drop-shadow(0 0 15px rgba(0,180,216,0.3)); }
  50% { transform: scale(1.05); filter: drop-shadow(0 0 30px rgba(0,180,216,0.6)); }
}

.preloader-text {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  font-weight: 700;
  color: #ffffff;
  letter-spacing: 2px;
  margin-bottom: 4px;
}

.preloader-subtext {
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  color: rgba(255,255,255,0.4);
  text-transform: uppercase;
  letter-spacing: 3px;
  margin-bottom: 28px;
}

.preloader-bar {
  width: 220px;
  height: 3px;
  background: rgba(255,255,255,0.08);
  border-radius: 10px;
  overflow: hidden;
}

.preloader-bar::after {
  content: '';
  display: block;
  height: 100%;
  width: 40%;
  background: var(--accent-gradient);
  border-radius: 10px;
  animation: loader-slide 1.2s ease-in-out infinite;
}

@keyframes loader-slide {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(350%); }
}

/* ---------- Navbar ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--navbar-height);
  z-index: 1000;
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--bg-glass-border);
  transition: all var(--transition-base);
}

.navbar.scrolled {
  height: 64px;
  box-shadow: var(--shadow-md);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

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

.nav-logo img {
  height: 48px;
  transition: height var(--transition-base);
}

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

.nav-logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-lg);
  color: var(--text-primary);
  line-height: 1.1;
}

.nav-logo-text span {
  display: block;
  font-size: var(--fs-xs);
  font-weight: 400;
  color: var(--text-tertiary);
  letter-spacing: 1px;
  text-transform: uppercase;
}

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

.nav-links a {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--fs-sm);
  color: var(--text-secondary);
  position: relative;
  padding: var(--space-xs) 0;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-gradient);
  border-radius: 2px;
  transition: width var(--transition-base);
}

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

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

/* Theme Toggle */
.theme-toggle {
  position: relative;
  width: 56px;
  height: 28px;
  border-radius: var(--radius-full);
  background: var(--bg-tertiary);
  border: 2px solid var(--border-color);
  cursor: pointer;
  transition: background var(--transition-base);
  display: flex;
  align-items: center;
  padding: 2px;
}

.theme-toggle .toggle-thumb {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--accent-gradient);
  transition: transform var(--transition-base);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(0,180,216,0.3);
}

.theme-toggle .toggle-thumb svg {
  width: 14px;
  height: 14px;
  fill: white;
}

[data-theme="dark"] .theme-toggle .toggle-thumb {
  transform: translateX(26px);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  z-index: 1001;
}

.hamburger span {
  width: 26px;
  height: 2.5px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-base);
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ---------- Hero Section ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg video,
.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Hero Particles */
.hero-particles {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  overflow: hidden;
}

.particle {
  position: absolute;
  width: 6px;
  height: 6px;
  background: rgba(0,180,216,0.4);
  border-radius: 50%;
  animation: float-particle 12s ease-in-out infinite;
}

.particle:nth-child(1) { left: 10%; top: 20%; animation-delay: 0s; animation-duration: 14s; }
.particle:nth-child(2) { left: 30%; top: 60%; animation-delay: 2s; animation-duration: 10s; width: 4px; height: 4px; }
.particle:nth-child(3) { left: 60%; top: 30%; animation-delay: 4s; animation-duration: 16s; width: 8px; height: 8px; background: rgba(247,127,0,0.3); }
.particle:nth-child(4) { left: 80%; top: 70%; animation-delay: 1s; animation-duration: 11s; }
.particle:nth-child(5) { left: 50%; top: 80%; animation-delay: 3s; animation-duration: 13s; width: 5px; height: 5px; }
.particle:nth-child(6) { left: 90%; top: 15%; animation-delay: 5s; animation-duration: 15s; width: 3px; height: 3px; background: rgba(247,127,0,0.25); }

@keyframes float-particle {
  0%, 100% { transform: translateY(0) translateX(0); opacity: 0; }
  10% { opacity: 1; }
  50% { transform: translateY(-120px) translateX(30px); opacity: 0.8; }
  90% { opacity: 0.2; }
}

/* Shimmer text */
.shimmer {
  background-size: 200% auto;
  animation: shimmer-text 3s linear infinite;
}

@keyframes shimmer-text {
  to { background-position: 200% center; }
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-6px); }
  40% { transform: translateX(6px); }
  60% { transform: translateX(-4px); }
  80% { transform: translateX(4px); }
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg,
    rgba(10,22,40,0.88) 0%,
    rgba(10,22,40,0.7) 40%,
    rgba(10,22,40,0.5) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 750px;
  padding: calc(var(--navbar-height) + var(--space-3xl)) 0 var(--space-3xl);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: rgba(0,180,216,0.15);
  border: 1px solid rgba(0,180,216,0.3);
  border-radius: var(--radius-full);
  color: var(--accent-primary);
  font-size: var(--fs-sm);
  font-weight: 500;
  margin-bottom: var(--space-lg);
  backdrop-filter: blur(10px);
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.5s ease forwards 0.15s;
}

.hero-badge svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.hero h1 {
  font-size: var(--fs-5xl);
  font-weight: 800;
  color: #ffffff;
  margin-bottom: var(--space-lg);
  line-height: 1.05;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 0.5s ease forwards 0.25s;
}

.hero h1 .gradient-text {
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-warm));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: var(--fs-lg);
  color: rgba(255,255,255,0.75);
  line-height: 1.7;
  margin-bottom: var(--space-xl);
  max-width: 600px;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 0.5s ease forwards 0.35s;
}

.hero-actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 0.5s ease forwards 0.45s;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 14px 32px;
  border-radius: var(--radius-full);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-sm);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  cursor: pointer;
  border: none;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--accent-gradient);
  color: #ffffff;
  box-shadow: 0 4px 20px rgba(0,180,216,0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0,180,216,0.5);
}

.btn-outline {
  background: transparent;
  color: #ffffff;
  border: 2px solid rgba(255,255,255,0.3);
}

.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.5);
  transform: translateY(-2px);
}

.btn-warm {
  background: var(--accent-warm-gradient);
  color: #ffffff;
  box-shadow: 0 4px 20px rgba(247,127,0,0.3);
}

.btn-warm:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(247,127,0,0.4);
}

.btn svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

/* Hero Stats */
.hero-stats {
  display: flex;
  gap: var(--space-xl);
  margin-top: var(--space-2xl);
  padding-top: var(--space-xl);
  border-top: 1px solid rgba(255,255,255,0.1);
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 0.5s ease forwards 0.55s;
}

.hero-stat h3 {
  font-size: var(--fs-3xl);
  font-weight: 800;
  color: var(--accent-primary);
}

.hero-stat p {
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.6);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  animation: bounce 2s ease-in-out infinite;
}

.scroll-indicator span {
  font-size: var(--fs-xs);
  color: rgba(255,255,255,0.5);
  text-transform: uppercase;
  letter-spacing: 2px;
}

.scroll-mouse {
  width: 24px;
  height: 38px;
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: 12px;
  display: flex;
  justify-content: center;
  padding-top: 8px;
}

.scroll-mouse::before {
  content: '';
  width: 3px;
  height: 8px;
  background: var(--accent-primary);
  border-radius: 2px;
  animation: scroll-wheel 2s ease-in-out infinite;
}

@keyframes scroll-wheel {
  0%, 100% { opacity: 1; transform: translateY(0); }
  50% { opacity: 0.3; transform: translateY(8px); }
}

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

/* ---------- Sections Common ---------- */
.section {
  padding: var(--space-3xl) 0;
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-xs) var(--space-md);
  background: rgba(0,180,216,0.08);
  border: 1px solid rgba(0,180,216,0.15);
  border-radius: var(--radius-full);
  color: var(--accent-primary);
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: var(--space-md);
}

.section-title {
  font-size: var(--fs-4xl);
  font-weight: 800;
  margin-bottom: var(--space-md);
}

.section-subtitle {
  font-size: var(--fs-md);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ---------- About Section ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
}

.about-text h2 {
  font-size: var(--fs-3xl);
  margin-bottom: var(--space-lg);
}

.about-text p {
  color: var(--text-secondary);
  margin-bottom: var(--space-md);
  line-height: 1.8;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.about-feature {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-md);
  background: var(--bg-card);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  transition: all var(--transition-base);
}

.about-feature:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.about-feature-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: var(--accent-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.about-feature-icon svg {
  width: 22px;
  height: 22px;
  fill: white;
}

.about-feature h4 {
  font-size: var(--fs-sm);
  font-weight: 600;
  margin-bottom: 4px;
}

.about-feature p {
  font-size: var(--fs-xs);
  color: var(--text-tertiary);
  margin: 0;
}

/* Stats Cards */
.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.stat-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  text-align: center;
  border: 1px solid var(--border-color);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--accent-gradient);
}

.stat-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.stat-card h3 {
  font-size: var(--fs-4xl);
  font-weight: 800;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-xs);
}

.stat-card p {
  font-size: var(--fs-sm);
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 500;
}

/* ---------- Vision & Mission Cards ---------- */
.vm-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  text-align: center;
  border: 1px solid var(--border-color);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.4s cubic-bezier(0.4, 0, 0.2, 1), border-color 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  min-height: 340px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  will-change: transform;
  height: 100%;
}

.about-grid:has(.vm-card) {
  align-items: stretch;
}

.vm-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--accent-gradient);
  transform: scaleX(0.3);
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.vm-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg), 0 0 40px rgba(0,180,216,0.1);
  border-color: rgba(0,180,216,0.2);
}

.vm-card-icon {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-md);
  background: rgba(0,180,216,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-lg);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.vm-card:hover .vm-card-icon {
  background: var(--accent-gradient);
  transform: scale(1.1) rotate(5deg);
}

.vm-card-icon svg {
  width: 32px;
  height: 32px;
  fill: var(--accent-primary);
  transition: fill 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.vm-card:hover .vm-card-icon svg {
  fill: white;
}

.vm-card h3 {
  font-size: var(--fs-xl);
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.vm-card p {
  color: var(--text-secondary);
  line-height: 1.8;
  font-size: var(--fs-base);
}

.vm-card-glow {
  position: absolute;
  bottom: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,180,216,0.08), transparent 70%);
  opacity: 0;
  transition: opacity 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
}

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

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

.category-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 1/1.1;
  cursor: pointer;
  will-change: transform;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.category-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 20px 50px rgba(0,0,0,0.3);
}

.category-card-bg {
  position: absolute;
  inset: 0;
}

.category-card-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.category-card:hover .category-card-bg img {
  transform: scale(1.1);
}

.category-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 30%, rgba(10,22,40,0.9) 100%);
  transition: background var(--transition-base);
}

.category-card:hover .category-card-overlay {
  background: linear-gradient(180deg, rgba(0,180,216,0.1) 0%, rgba(10,22,40,0.95) 100%);
}

.category-card-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-lg);
  z-index: 2;
  transform: translateY(10px);
  transition: transform var(--transition-base);
}

.category-card:hover .category-card-content {
  transform: translateY(0);
}

.category-card-number {
  font-family: var(--font-display);
  font-size: var(--fs-xs);
  font-weight: 700;
  color: var(--accent-primary);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: var(--space-xs);
}

.category-card h3 {
  font-size: var(--fs-xl);
  color: #ffffff;
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.category-card p {
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.6);
  opacity: 0;
  transform: translateY(8px);
  transition: all var(--transition-base);
}

.category-card:hover p {
  opacity: 1;
  transform: translateY(0);
}

.category-arrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  color: var(--accent-primary);
  font-size: var(--fs-sm);
  font-weight: 600;
  margin-top: var(--space-sm);
  opacity: 0;
  transform: translateX(-10px);
  transition: all var(--transition-base);
}

.category-card:hover .category-arrow {
  opacity: 1;
  transform: translateX(0);
}

.category-arrow svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
  transition: transform var(--transition-fast);
}

.category-card:hover .category-arrow svg {
  transform: translateX(4px);
}

/* ---------- Brands Marquee ---------- */
.brands-section {
  background: var(--bg-secondary);
  overflow: hidden;
}

.brands-track {
  display: flex;
  animation: marquee 18s linear infinite;
  gap: var(--space-md);
  padding: var(--space-lg) 0;
  align-items: center;
}

.brands-track:hover {
  animation-play-state: paused;
}

.brand-item {
  flex-shrink: 0;
  padding: var(--space-md);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  background: #ffffff;
  transition: all var(--transition-base);
  cursor: default;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 240px;
  height: 240px;
}

.brand-item img {
  width: 75%;
  height: 75%;
  object-fit: contain;
  filter: grayscale(100%) opacity(0.65);
  transition: filter 0.3s ease;
}

.brand-item:hover img {
  filter: grayscale(0%) opacity(1);
}

.brand-item:hover {
  border-color: var(--accent-primary);
  box-shadow: var(--shadow-glow);
}

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

/* ---------- Why Choose Us ---------- */
.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}

.why-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  text-align: center;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.why-card::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 0;
  background: var(--accent-gradient);
  opacity: 0.06;
  transition: height var(--transition-slow);
}

.why-card:hover::before {
  height: 100%;
}

.why-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(0,180,216,0.2);
}

.why-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  background: rgba(0,180,216,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-md);
  transition: all var(--transition-base);
}

.why-card:hover .why-icon {
  background: var(--accent-gradient);
  transform: scale(1.1) rotate(5deg);
}

.why-icon svg {
  width: 28px;
  height: 28px;
  fill: var(--accent-primary);
  transition: fill var(--transition-base);
}

.why-card:hover .why-icon svg {
  fill: white;
}

.why-card h3 {
  font-size: var(--fs-md);
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.why-card p {
  font-size: var(--fs-sm);
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ---------- Industries ---------- */
.industries-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-md);
}

.industry-item {
  padding: var(--space-lg);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  text-align: center;
  transition: all var(--transition-base);
  cursor: default;
}

.industry-item:hover {
  background: var(--accent-primary);
  color: white;
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(0,180,216,0.3);
}

.industry-icon {
  font-size: 2rem;
  margin-bottom: var(--space-sm);
}

.industry-item h4 {
  font-size: var(--fs-sm);
  font-weight: 600;
  transition: color var(--transition-base);
}

.industry-item:hover h4 {
  color: white;
}

/* ---------- CTA Section ---------- */
.cta-section {
  background: var(--navy);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,180,216,0.15), transparent 70%);
}

.cta-section::after {
  content: '';
  position: absolute;
  bottom: -40%;
  left: -10%;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(247,127,0,0.1), transparent 70%);
}

.cta-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-2xl);
}

.cta-content h2 {
  font-size: var(--fs-4xl);
  color: #ffffff;
  margin-bottom: var(--space-md);
}

.cta-content p {
  font-size: var(--fs-md);
  color: rgba(255,255,255,0.6);
  margin-bottom: 0;
  line-height: 1.7;
}

/* Contact Form Wrapper */
.contact-wrapper {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: var(--space-xl);
  position: relative;
  z-index: 2;
}

.contact-form-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.contact-form-header {
  margin-bottom: var(--space-xl);
}

.contact-form-header .section-badge {
  display: inline-block;
  font-size: var(--fs-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--accent-primary);
  background: rgba(0, 180, 216, 0.1);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 0.75rem;
}

.contact-form-header .contact-title {
  font-size: var(--fs-2xl);
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  font-family: var(--font-display);
}

.contact-form-header .contact-subtitle {
  font-size: var(--fs-base);
  color: var(--text-secondary);
  line-height: 1.6;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
}

.form-group {
  display: flex;
  flex-direction: column;
  position: relative;
  margin-bottom: var(--space-md);
}

.form-group.full-width {
  grid-column: 1 / -1;
}

.form-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
  letter-spacing: 0.2px;
}

.required-star {
  color: var(--accent-warm);
  margin-left: 2px;
}

.form-control {
  width: 100%;
  padding: 14px 16px;
  background: var(--bg-primary);
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.5;
  transition: border-color 0.25s ease, background 0.25s ease, box-shadow 0.25s ease;
  outline: none;
  box-sizing: border-box;
}

.form-control::placeholder {
  color: var(--text-tertiary);
  opacity: 0.7;
}

.form-control:focus {
  border-color: var(--accent-primary);
  background: var(--bg-card);
  box-shadow: 0 0 0 4px rgba(0, 180, 216, 0.15);
}

.form-select {
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' fill='%2300b4d8' viewBox='0 0 24 24'%3E%3Cpath d='M7.41 8.59L12 13.17l4.59-4.58L18 10l-6 6-6-6z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 42px;
}

.form-select option {
  background: var(--bg-card);
  color: var(--text-primary);
  padding: 10px;
}

.form-textarea {
  resize: vertical;
  min-height: 140px;
}

.contact-submit-btn {
  width: 100%;
  justify-content: center;
  padding: 16px 28px;
  font-size: 1.1rem;
  font-weight: 700;
  margin-top: 1rem;
  gap: 10px;
}

.contact-form .btn {
  align-self: flex-start;
  margin-top: var(--space-sm);
}

/* Contact Info Side */
.contact-info-side {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.contact-info-side .cta-contact-item {
  padding: var(--space-lg);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.03);
  backdrop-filter: blur(10px);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.contact-info-side .cta-contact-item:hover {
  border-color: rgba(0,180,216,0.3);
  background: rgba(0,180,216,0.06);
  transform: translateY(-4px);
}

.cta-contact-item svg {
  width: 24px;
  height: 24px;
  fill: var(--accent-primary);
  margin-bottom: var(--space-sm);
}

.cta-contact-item h4 {
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.5);
  font-weight: 400;
  margin-bottom: 4px;
}

.cta-contact-item p {
  font-size: var(--fs-sm);
  color: #ffffff;
  margin: 0;
  font-weight: 500;
}

.cta-contact-item a {
  color: var(--accent-primary);
}

.cta-contact-item a:hover {
  text-decoration: underline;
}

.contact-social-cta {
  margin-top: auto;
  padding-top: var(--space-md);
}

/* ---------- Standalone Contact Layout (2-Column Corporate Split) ---------- */
.standalone-contact-section {
  padding: 4rem 0 6rem;
  background: var(--bg-primary);
  position: relative;
}

.contact-page-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 3.5rem;
  align-items: start;
}

/* Left Panel: Contact Info & Action Badges */
.contact-info-panel {
  display: flex;
  flex-direction: column;
}

.contact-info-title {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--text-primary);
  font-family: var(--font-display);
  margin-top: 0.5rem;
  margin-bottom: 0.75rem;
  line-height: 1.25;
}

.contact-info-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 2rem;
}

.info-cards-stack {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.info-card {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  padding: 1.5rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  box-shadow: var(--shadow-sm);
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.info-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 180, 216, 0.4);
  box-shadow: 0 12px 30px -10px rgba(0, 180, 216, 0.15);
}

.info-card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(0, 180, 216, 0.1);
  color: var(--accent-primary);
  flex-shrink: 0;
}

.info-card-content h4 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.35rem;
}

.info-card-content p, .info-card-content a {
  font-size: 1rem;
  color: var(--text-secondary);
  text-decoration: none;
}

.info-card-content a:hover {
  color: var(--accent-primary);
}

.info-subtext {
  display: block;
  font-size: 0.85rem;
  color: var(--text-tertiary);
  margin-top: 0.25rem;
}

.info-card-actions {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.75rem;
}

.chip-btn {
  font-size: 0.85rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 20px;
  text-decoration: none;
  transition: all 0.2s ease;
}

.chip-phone {
  background: rgba(0, 180, 216, 0.1);
  color: var(--accent-primary);
}

.chip-phone:hover {
  background: var(--accent-primary);
  color: #ffffff;
}

.chip-wa {
  background: rgba(37, 211, 102, 0.1);
  color: #25D366;
}

.chip-wa:hover {
  background: #25D366;
  color: #ffffff;
}

/* Right Panel: Clean Form Box */
.contact-card-box {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  padding: 2.5rem;
  box-shadow: var(--shadow-md);
}

.form-box-title {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text-primary);
  font-family: var(--font-display);
  margin-bottom: 0.35rem;
}

.form-box-subtitle {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 1.75rem;
  line-height: 1.5;
}

.clean-contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-grid-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.form-field {
  display: flex;
  flex-direction: column;
}

.form-field.full-span {
  grid-column: 1 / -1;
}

.field-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.req {
  color: var(--accent-warm);
}

.field-input {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-primary);
  border: 1.5px solid var(--border-color);
  border-radius: 10px;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: all 0.2s ease;
  outline: none;
  box-sizing: border-box;
}

.field-input::placeholder {
  color: var(--text-tertiary);
  opacity: 0.65;
}

.field-input:focus {
  border-color: var(--accent-primary);
  background: var(--bg-card);
  box-shadow: 0 0 0 4px rgba(0, 180, 216, 0.15);
}

.field-select {
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' fill='%2300b4d8' viewBox='0 0 24 24'%3E%3Cpath d='M7.41 8.59L12 13.17l4.59-4.58L18 10l-6 6-6-6z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
}

.field-select option {
  background: var(--bg-card);
  color: var(--text-primary);
}

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

.submit-contact-btn {
  width: 100%;
  justify-content: center;
  padding: 14px 24px;
  font-size: 1rem;
  font-weight: 700;
  border-radius: 10px;
  margin-top: 0.5rem;
  gap: 8px;
}

/* ---------- Footer ---------- */
.footer {
  background: var(--navy-light);
  padding: var(--space-2xl) 0 var(--space-lg);
  border-top: 1px solid rgba(255,255,255,0.05);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.footer-brand p {
  color: rgba(255,255,255,0.5);
  font-size: var(--fs-sm);
  margin-top: var(--space-md);
  line-height: 1.7;
  max-width: 280px;
}

.footer-brand img {
  height: 50px;
}

.footer h4 {
  color: #ffffff;
  font-size: var(--fs-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: var(--space-md);
}

.footer-links a {
  display: block;
  color: rgba(255,255,255,0.5);
  font-size: var(--fs-sm);
  padding: 4px 0;
  transition: all var(--transition-fast);
}

.footer-links a:hover {
  color: var(--accent-primary);
  transform: translateX(4px);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.footer-contact-item svg {
  width: 16px;
  height: 16px;
  fill: var(--accent-primary);
  margin-top: 3px;
  flex-shrink: 0;
}

.footer-contact-item span {
  color: rgba(255,255,255,0.5);
  font-size: var(--fs-sm);
}

.footer-contact-item a {
  color: rgba(255,255,255,0.5);
  font-size: var(--fs-sm);
}

.footer-contact-item a:hover {
  color: var(--accent-primary);
}

.footer-bottom {
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(255,255,255,0.05);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-bottom p {
  color: rgba(255,255,255,0.3);
  font-size: var(--fs-xs);
}

/* ---------- Back to Top ---------- */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--accent-gradient);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(0,180,216,0.4);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition-base);
}

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

.back-to-top:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(0,180,216,0.5);
}

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

/* ---------- PRODUCTS PAGE ---------- */
.products-hero {
  padding: calc(var(--navbar-height) + var(--space-2xl)) 0 var(--space-2xl);
  background: var(--bg-secondary);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.products-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(0,180,216,0.08), transparent 70%);
}

.products-hero h1 {
  font-size: var(--fs-4xl);
  margin-bottom: var(--space-md);
}

.products-hero p {
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}

/* Filter Tabs */
.filter-bar {
  padding: var(--space-lg) 0;
  position: sticky;
  top: var(--navbar-height);
  z-index: 100;
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border-color);
  transition: background var(--transition-base);
}

.filter-tabs {
  display: flex;
  gap: var(--space-sm);
  overflow-x: auto;
  padding: var(--space-xs) 0;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.filter-tabs::-webkit-scrollbar {
  display: none;
}

.filter-tab {
  padding: 10px 22px;
  border-radius: var(--radius-full);
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  font-weight: 500;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition-base);
}

.filter-tab:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

.filter-tab.active {
  background: var(--accent-gradient);
  color: white;
  border-color: transparent;
  box-shadow: 0 4px 15px rgba(0,180,216,0.3);
}

/* Product Grid */
.products-section {
  padding: var(--space-xl) 0 var(--space-3xl);
}

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

.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
  position: relative;
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(0,180,216,0.2);
}

.product-card-image {
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--bg-tertiary);
}

.product-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.product-card:hover .product-card-image img {
  transform: scale(1.08);
}

.product-card-category {
  position: absolute;
  top: var(--space-md);
  left: var(--space-md);
  padding: 4px 12px;
  background: var(--accent-gradient);
  color: white;
  font-size: var(--fs-xs);
  font-weight: 600;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.product-card-body {
  padding: var(--space-md) var(--space-lg) var(--space-lg);
}

.product-card h3 {
  font-size: var(--fs-base);
  font-weight: 600;
  margin-bottom: var(--space-md);
  line-height: 1.3;
}

.btn-inquire {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 12px 20px;
  border-radius: var(--radius-md);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-sm);
  background: rgba(0,180,216,0.08);
  color: var(--accent-primary);
  border: 1px solid rgba(0,180,216,0.15);
  cursor: pointer;
  transition: all var(--transition-base);
}

.btn-inquire:hover {
  background: var(--accent-gradient);
  color: white;
  border-color: transparent;
  box-shadow: 0 4px 15px rgba(0,180,216,0.3);
}

.btn-inquire svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

/* Inquiry Modal */
.inquiry-modal {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(10,22,40,0.7);
  backdrop-filter: blur(10px);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

.inquiry-modal.active {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  max-width: 500px;
  width: 90%;
  transform: translateY(30px) scale(0.95);
  transition: all var(--transition-base);
  position: relative;
  border: 1px solid var(--border-color);
}

.inquiry-modal.active .modal-content {
  transform: translateY(0) scale(1);
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: none;
  background: var(--bg-tertiary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  color: var(--text-secondary);
  font-size: 18px;
}

.modal-close:hover {
  background: rgba(247,127,0,0.15);
  color: var(--accent-warm);
}

.modal-content h3 {
  font-size: var(--fs-xl);
  margin-bottom: var(--space-sm);
}

.modal-product-name {
  color: var(--accent-primary);
  font-weight: 600;
  margin-bottom: var(--space-lg);
}

.modal-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.modal-info-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md);
  background: var(--bg-tertiary);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.modal-info-item:hover {
  background: rgba(0,180,216,0.08);
}

.modal-info-item svg {
  width: 24px;
  height: 24px;
  fill: var(--accent-primary);
  flex-shrink: 0;
}

.modal-info-item div {
  display: flex;
  flex-direction: column;
}

.modal-info-item span:first-child {
  font-size: var(--fs-xs);
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.modal-info-item a,
.modal-info-item span:last-child {
  font-weight: 600;
  color: var(--text-primary);
}

.modal-info-item a:hover {
  color: var(--accent-primary);
}

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

@keyframes fadeInLeft {
  from { opacity: 0; transform: translateX(-30px); }
  to { opacity: 1; transform: translateX(0); }
}

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

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.45s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.45s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.reveal-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.45s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.45s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.reveal-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.45s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.45s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.stagger-1 { transition-delay: 0.05s !important; }
.stagger-2 { transition-delay: 0.1s !important; }
.stagger-3 { transition-delay: 0.15s !important; }
.stagger-4 { transition-delay: 0.2s !important; }
.stagger-5 { transition-delay: 0.25s !important; }
.stagger-6 { transition-delay: 0.3s !important; }
.stagger-7 { transition-delay: 0.35s !important; }
.stagger-8 { transition-delay: 0.4s !important; }

/* ---------- Responsive ---------- */
@media (max-width: 1200px) {
  .categories-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .industries-grid { grid-template-columns: repeat(3, 1fr); }
  .products-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  :root {
    --fs-5xl: 2.5rem;
    --fs-4xl: 2rem;
    --fs-3xl: 1.75rem;
  }

  .hamburger { display: flex; }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 300px;
    height: 100vh;
    background: var(--bg-secondary);
    flex-direction: column;
    align-items: flex-start;
    padding: calc(var(--navbar-height) + var(--space-lg)) var(--space-lg);
    box-shadow: var(--shadow-lg);
    transition: right var(--transition-base);
    gap: var(--space-md);
  }

  .nav-links.open {
    right: 0;
  }

  .nav-links a {
    font-size: var(--fs-md);
    width: 100%;
    padding: var(--space-sm) 0;
    border-bottom: 1px solid var(--border-color);
  }

  .hero h1 { font-size: var(--fs-3xl); }
  .hero-stats { flex-direction: column; gap: var(--space-md); }
  .about-grid { grid-template-columns: 1fr; }
  .about-features { grid-template-columns: 1fr; }
  .about-stats { grid-template-columns: 1fr 1fr; }
  .categories-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .industries-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-page-grid { 
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .form-grid-row {
    grid-template-columns: 1fr;
  }
  .form-row { grid-template-columns: 1fr; }
  .vm-card { min-height: auto; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-lg); }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .scroll-indicator { display: none; }
  .contact-form .btn { align-self: stretch; }
  .brands-track { animation-duration: 10s; }
  .brand-item { width: 160px; height: 160px; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .about-stats { grid-template-columns: 1fr; }
  .industries-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: var(--space-md); text-align: center; }
  .products-grid { grid-template-columns: 1fr; }
  .filter-tabs { gap: var(--space-xs); }
}

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

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

::-webkit-scrollbar-thumb {
  background: var(--accent-primary);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent-secondary);
}

/* ---------- Selection ---------- */
::selection {
  background: rgba(0,180,216,0.3);
  color: var(--text-primary);
}

/* Mobile overlay */
.mobile-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(10,22,40,0.5);
  z-index: 999;
  opacity: 0;
  transition: opacity var(--transition-base);
}

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