/* ==========================================
   西安卓龙傲天电子科技有限公司 - 全局样式
   ========================================== */

/* CSS Variables */
:root {
  --primary: #00d4ff;
  --primary-dark: #00a8cc;
  --accent: #ff6b35;
  --bg-dark: #0a0a0a;
  --bg-card: #111111;
  --bg-card-hover: #1a1a1a;
  --text-primary: #ffffff;
  --text-secondary: #a0a0a0;
  --text-muted: #666666;
  --border: #222222;
  --border-hover: #333333;
  --gradient-primary: linear-gradient(135deg, #00d4ff 0%, #0099cc 100%);
  --gradient-accent: linear-gradient(135deg, #ff6b35 0%, #ff8c5a 100%);
  --shadow-glow: 0 0 30px rgba(0, 212, 255, 0.3);
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.4);
  --radius: 12px;
  --radius-lg: 20px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
  background: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

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

/* Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-dark); }
::-webkit-scrollbar-thumb { background: var(--border-hover); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--primary); }

/* ==========================================
   Layout
   ========================================== */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 100px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 16px;
  padding: 6px 16px;
  border: 1px solid rgba(0, 212, 255, 0.3);
  border-radius: 100px;
}

.section-title {
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 16px;
  background: linear-gradient(135deg, #fff 0%, #a0a0a0 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-desc {
  font-size: 16px;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* ==========================================
   Navigation
   ========================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 0 24px;
  transition: var(--transition);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(10, 10, 10, 0.9);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

.navbar-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  font-size: 22px;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.5px;
}

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

.nav-links a {
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: 8px;
  transition: var(--transition);
  position: relative;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--primary);
  background: rgba(0, 212, 255, 0.08);
}

.nav-cta {
  padding: 10px 24px;
  background: var(--gradient-primary);
  color: #000 !important;
  font-weight: 600;
  border-radius: 100px;
  transition: var(--transition);
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.mobile-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: var(--transition);
}

/* ==========================================
   Buttons
   ========================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  font-size: 15px;
  font-weight: 600;
  border-radius: 100px;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}

.btn-primary {
  background: var(--gradient-primary);
  color: #000;
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-glow);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-hover);
}

.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(0, 212, 255, 0.05);
}

.btn-accent {
  background: var(--gradient-accent);
  color: #fff;
}

.btn-accent:hover {
  transform: translateY(-3px);
  box-shadow: 0 0 30px rgba(255, 107, 53, 0.3);
}

/* ==========================================
   Cards
   ========================================== */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
}

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

.card-img {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
  transition: var(--transition);
}

.card:hover .card-img {
  transform: scale(1.05);
}

.card-body {
  padding: 24px;
}

.card-tag {
  font-size: 11px;
  font-weight: 600;
  color: var(--primary);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.card-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
}

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

/* ==========================================
   Grid
   ========================================== */
.grid {
  display: grid;
  gap: 24px;
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* ==========================================
   Hero Section
   ========================================== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #0a0a0a 0%, #0d1f2d 50%, #0a0a0a 100%);
}

.hero-bg {
  position: absolute;
  inset: 0;
  opacity: 0.4;
}

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

.hero-particles {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.particle {
  position: absolute;
  width: 2px;
  height: 2px;
  background: var(--primary);
  border-radius: 50%;
  opacity: 0;
  animation: particleFloat linear infinite;
}

@keyframes particleFloat {
  0% { opacity: 0; transform: translateY(100vh) scale(0); }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { opacity: 0; transform: translateY(-100vh) scale(1); }
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: rgba(0, 212, 255, 0.1);
  border: 1px solid rgba(0, 212, 255, 0.2);
  border-radius: 100px;
  font-size: 13px;
  color: var(--primary);
  margin-bottom: 32px;
  animation: fadeInUp 0.6s ease forwards;
}

.hero-badge::before {
  content: '';
  width: 8px;
  height: 8px;
  background: var(--primary);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero-title {
  font-size: clamp(36px, 5vw, 64px);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 24px;
  animation: fadeInUp 0.6s ease 0.1s both;
}

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

.hero-desc {
  font-size: 17px;
  color: var(--text-secondary);
  max-width: 520px;
  margin-bottom: 40px;
  line-height: 1.7;
  animation: fadeInUp 0.6s ease 0.2s both;
}

.hero-actions {
  display: flex;
  gap: 16px;
  animation: fadeInUp 0.6s ease 0.3s both;
}

.hero-visual {
  position: relative;
  animation: fadeIn 1s ease 0.4s both;
}

.hero-visual img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6);
}

.hero-float {
  position: absolute;
  animation: float 6s ease-in-out infinite;
}

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

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

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* ==========================================
   Stats Bar
   ========================================== */
.stats-bar {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 40px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.stat-item {
  text-align: center;
  padding: 20px;
}

.stat-number {
  font-size: 36px;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: 4px;
}

/* ==========================================
   Feature Section
   ========================================== */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.feature-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-6px);
}

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

.feature-icon {
  width: 56px;
  height: 56px;
  background: rgba(0, 212, 255, 0.1);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 24px;
}

.feature-title {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 12px;
}

.feature-text {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ==========================================
   Products
   ========================================== */
.product-tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.tab-btn {
  padding: 10px 24px;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  border-radius: 100px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  transition: var(--transition);
  font-family: inherit;
}

.tab-btn:hover,
.tab-btn.active {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(0, 212, 255, 0.08);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}

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

.product-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-8px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.product-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  padding: 4px 12px;
  background: var(--gradient-accent);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  border-radius: 100px;
  z-index: 2;
}

.product-img-wrap {
  overflow: hidden;
  aspect-ratio: 16/10;
  position: relative;
  background: linear-gradient(135deg, #111 0%, #1a1a2e 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.product-img-wrap img {
  max-height: 100%;
  width: auto;
  object-fit: contain;
  transition: var(--transition);
}

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

.product-info {
  padding: 24px;
}

.product-brand {
  font-size: 11px;
  font-weight: 600;
  color: var(--primary);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.product-name {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 10px;
}

.product-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
}

.spec-tag {
  padding: 3px 10px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 6px;
  font-size: 11px;
  color: var(--text-muted);
}

.product-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.product-price {
  font-size: 20px;
  font-weight: 700;
  color: var(--primary);
}

.product-price small {
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 400;
  text-decoration: line-through;
  margin-left: 6px;
}

/* ==========================================
   Data Dashboard
   ========================================== */
.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.data-cell {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
  cursor: pointer;
}

.data-cell:hover {
  border-color: var(--primary);
  box-shadow: 0 0 40px rgba(0, 212, 255, 0.1);
}

.data-cell::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.data-cell:hover::after {
  transform: scaleX(1);
}

.data-label {
  font-size: 12px;
  color: var(--text-secondary);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.data-value {
  font-size: 36px;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 4px;
}

.data-unit {
  font-size: 13px;
  color: var(--text-muted);
}

/* Code rain effect */
.code-rain {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  overflow: hidden;
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}

.data-cell:hover .code-rain {
  opacity: 0.15;
}

.code-line {
  position: absolute;
  font-family: 'Courier New', monospace;
  font-size: 10px;
  color: var(--primary);
  white-space: nowrap;
  animation: codeDrop 2s linear infinite;
}

@keyframes codeDrop {
  from { transform: translateY(-100%); }
  to { transform: translateY(500%); }
}

/* ==========================================
   Showcase
   ========================================== */
.showcase {
  background: linear-gradient(135deg, #0a0a0a 0%, #0d1f2d 100%);
  position: relative;
  overflow: hidden;
}

.showcase-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.showcase-img {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5);
}

.showcase-img img {
  width: 100%;
  height: auto;
}

.showcase-content h3 {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 16px;
  line-height: 1.3;
}

.showcase-content p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 24px;
}

.showcase-list {
  list-style: none;
  margin-bottom: 32px;
}

.showcase-list li {
  padding: 8px 0;
  font-size: 14px;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 10px;
}

.showcase-list li::before {
  content: '✓';
  color: var(--primary);
  font-weight: 700;
}

/* ==========================================
   News
   ========================================== */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.news-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
}

.news-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-6px);
}

.news-img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
}

.news-body {
  padding: 24px;
}

.news-date {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.news-title {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 10px;
  line-height: 1.4;
  transition: color 0.3s;
}

.news-card:hover .news-title {
  color: var(--primary);
}

.news-excerpt {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ==========================================
   Contact / Forms
   ========================================== */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 14px 18px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-size: 15px;
  font-family: inherit;
  transition: var(--transition);
  outline: none;
}

.form-input:focus,
.form-textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

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

/* ==========================================
   Store / Map
   ========================================== */
.store-map {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  min-height: 400px;
}

.map-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 212, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 212, 255, 0.05) 1px, transparent 1px);
  background-size: 40px 40px;
}

.store-pin {
  position: absolute;
  transform: translate(-50%, -50%);
  cursor: pointer;
}

.pin-dot {
  width: 16px;
  height: 16px;
  background: var(--primary);
  border-radius: 50%;
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.5);
  animation: pinPulse 2s infinite;
}

@keyframes pinPulse {
  0%, 100% { box-shadow: 0 0 20px rgba(0, 212, 255, 0.5); }
  50% { box-shadow: 0 0 40px rgba(0, 212, 255, 0.8); }
}

.pin-tooltip {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  width: 240px;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  z-index: 10;
}

.store-pin:hover .pin-tooltip {
  opacity: 1;
  visibility: visible;
}

/* ==========================================
   Timeline
   ========================================== */
.timeline {
  position: relative;
  padding-left: 40px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--gradient-primary);
}

.timeline-item {
  position: relative;
  padding-bottom: 40px;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -36px;
  top: 4px;
  width: 16px;
  height: 16px;
  background: var(--bg-dark);
  border: 3px solid var(--primary);
  border-radius: 50%;
}

.timeline-year {
  font-size: 14px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
}

.timeline-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 6px;
}

.timeline-text {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ==========================================
   Partners
   ========================================== */
.partner-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
}

.partner-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  aspect-ratio: 1;
}

.partner-item:hover {
  border-color: var(--primary);
  transform: translateY(-4px);
}

.partner-item span {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
}

/* ==========================================
   Footer
   ========================================== */
.footer {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  padding: 60px 0 30px;
}

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

.footer-brand {
  font-size: 20px;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 16px;
}

.footer-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
}

.footer-title {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 20px;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  font-size: 14px;
  color: var(--text-secondary);
  transition: color 0.3s;
}

.footer-links a:hover {
  color: var(--primary);
}

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-copy {
  font-size: 13px;
  color: var(--text-muted);
}

.footer-social {
  display: flex;
  gap: 12px;
}

.social-icon {
  width: 36px;
  height: 36px;
  background: var(--bg-dark);
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  color: var(--text-secondary);
  transition: var(--transition);
}

.social-icon:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-3px);
}

/* ==========================================
   Animations
   ========================================== */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* Counter animation */
.counter {
  font-variant-numeric: tabular-nums;
}

/* ==========================================
   Responsive
   ========================================== */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .news-grid { grid-template-columns: repeat(2, 1fr); }
  .dashboard-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .partner-grid { grid-template-columns: repeat(4, 1fr); }
  .showcase-grid { gap: 40px; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .mobile-toggle { display: flex; }
  .hero-content { grid-template-columns: 1fr; text-align: center; }
  .hero-desc { margin: 0 auto 40px; }
  .hero-actions { justify-content: center; }
  .hero-visual { order: -1; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .grid-2,
  .grid-3,
  .grid-4 { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
  .news-grid { grid-template-columns: 1fr; }
  .showcase-grid { grid-template-columns: 1fr; }
  .dashboard-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; }
  .partner-grid { grid-template-columns: repeat(3, 1fr); }
  .section { padding: 60px 0; }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr; }
  .dashboard-grid { grid-template-columns: 1fr; }
  .partner-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }
}