:root {
  --primary: #0f2b4c;
  --primary-light: #1a4a7a;
  --primary-dark: #0a1628;
  --accent: #d4920a;
  --accent-light: #f0b840;
  --accent-hover: #b87d08;
  --dark: #0a1628;
  --text: #2d3748;
  --text-light: #718096;
  --text-muted: #a0aec0;
  --bg: #f7f8fc;
  --white: #ffffff;
  --border: #e8ecf4;
  --shadow-sm: 0 2px 8px rgba(15,43,76,0.06);
  --shadow: 0 4px 20px rgba(15,43,76,0.08);
  --shadow-lg: 0 12px 40px rgba(15,43,76,0.12);
  --shadow-xl: 0 20px 60px rgba(15,43,76,0.15);
  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --max-width: 1200px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { text-decoration: none; color: inherit; transition: var(--transition); }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea { font-family: inherit; }

/* ========== HEADER ========== */
.header {
  background: var(--white);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: var(--transition);
}

.header.scrolled {
  box-shadow: var(--shadow);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}

.logo img {
  height: 44px;
  width: auto;
}

.logo-text h1 {
  font-size: 22px;
  color: var(--primary);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: 1px;
}

.logo-text span {
  font-size: 12px;
  color: var(--text-light);
  letter-spacing: 0.5px;
}

/* ========== NAVIGATION ========== */
.nav { display: flex; align-items: center; gap: 6px; }

.nav a {
  padding: 10px 20px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  border-radius: var(--radius-sm);
  position: relative;
  letter-spacing: 0.5px;
}

.nav a:hover { color: var(--primary); background: rgba(15,43,76,0.04); }

.nav a.active {
  color: var(--primary);
  background: rgba(15,43,76,0.06);
  font-weight: 600;
}

.nav a.active::after {
  content: '';
  position: absolute;
  bottom: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 2.5px;
  background: var(--accent);
  border-radius: 2px;
}

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.menu-toggle:hover { background: rgba(15,43,76,0.04); }

.menu-toggle span {
  width: 22px;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: var(--transition);
}

.menu-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ========== HERO / BANNER CAROUSEL ========== */
.hero {
  position: relative;
  height: 560px;
  overflow: hidden;
}

.hero-slides {
  position: absolute;
  inset: 0;
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1s ease;
}

.hero-slide.active { opacity: 1; }

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

.hero-slide-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10,22,40,0.4) 0%, rgba(10,22,40,0.6) 100%);
  pointer-events: none;
}

.hero-slide-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 40%, var(--primary-light) 100%);
}

.hero-slide-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('images/banner.jpg') center/cover;
  opacity: 0.25;
  filter: contrast(1.1) saturate(1.2);
}

.hero-slide-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 0%, rgba(10,22,40,0.3) 100%);
}

.hero-particles {
  position: absolute;
  inset: 0;
  overflow: hidden;
  z-index: 1;
}

.hero-particles::before,
.hero-particles::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  background: rgba(212,146,10,0.1);
}

.hero-particles::before {
  width: 400px;
  height: 400px;
  top: -100px;
  right: -100px;
}

.hero-particles::after {
  width: 300px;
  height: 300px;
  bottom: -80px;
  left: -80px;
}

.hero-content {
  position: relative;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  color: var(--white);
  z-index: 10;
  padding-top: 60px;
  padding-bottom: 80px;
  pointer-events: none;
}

.hero-content > * {
  pointer-events: auto;
}

/* Carousel indicators */
.hero-indicators {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 20;
}

.hero-indicator {
  width: 40px;
  height: 4px;
  border-radius: 2px;
  background: rgba(255,255,255,0.3);
  cursor: pointer;
  transition: all 0.4s ease;
  border: none;
  padding: 0;
}

.hero-indicator.active {
  width: 60px;
  background: var(--accent-light);
}

.hero-indicator:hover {
  background: rgba(255,255,255,0.5);
}

/* Carousel arrows */
.hero-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 18px;
  cursor: pointer;
  z-index: 20;
  transition: all 0.3s ease;
}

.hero-arrow:hover {
  background: rgba(255,255,255,0.2);
  border-color: rgba(255,255,255,0.3);
}

.hero-arrow-prev { left: 24px; }
.hero-arrow-next { right: 24px; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: rgba(212,146,10,0.15);
  border: 1px solid rgba(212,146,10,0.3);
  border-radius: 50px;
  font-size: 14px;
  color: var(--accent-light);
  margin-bottom: 24px;
  width: fit-content;
  backdrop-filter: blur(10px);
}

.hero h2 {
  font-size: 52px;
  font-weight: 800;
  margin-bottom: 20px;
  line-height: 1.2;
  letter-spacing: -0.5px;
  max-width: 700px;
}

.hero p {
  font-size: 18px;
  opacity: 0.85;
  max-width: 560px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  gap: 16px;
  margin-top: 36px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  font-size: 16px;
  font-weight: 600;
  border-radius: 50px;
  transition: var(--transition);
  letter-spacing: 0.5px;
}

.btn-primary {
  background: var(--accent);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(212,146,10,0.35);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  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);
}

/* ========== SECTIONS ========== */
.section {
  padding: 100px 24px;
  max-width: var(--max-width);
  margin: 0 auto;
}

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

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(15,43,76,0.06);
  border-radius: 50px;
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 16px;
}

.section-header h3 {
  font-size: 36px;
  color: var(--primary);
  margin-bottom: 16px;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.section-header p {
  color: var(--text-light);
  font-size: 17px;
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.8;
}

/* ========== FEATURES ========== */
.features-section { background: var(--white); }

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  max-width: 900px;
  margin: 0 auto;
}

.feature-card {
  background: var(--bg);
  padding: 40px 28px;
  border-radius: var(--radius-lg);
  text-align: center;
  transition: var(--transition);
  border: 1px solid transparent;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-light));
  transform: scaleX(0);
  transition: var(--transition);
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(212,146,10,0.15);
  background: var(--white);
}

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

.feature-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto 24px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  color: var(--white);
  transition: var(--transition);
}

.feature-card:hover .feature-icon {
  transform: scale(1.1) rotate(-5deg);
  border-radius: 24px;
}

.feature-card h4 {
  font-size: 18px;
  color: var(--primary);
  margin-bottom: 12px;
  font-weight: 700;
}

.feature-card p {
  color: var(--text-light);
  font-size: 14px;
  line-height: 1.8;
}

/* ========== STATS ========== */
.stats-section {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary), var(--primary-light));
  padding: 80px 24px;
  position: relative;
  overflow: hidden;
}

.stats-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.stats-grid {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
  color: var(--white);
  position: relative;
  z-index: 1;
}

.stat-item { padding: 20px; }

.stat-number {
  font-size: 56px;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 8px;
  background: linear-gradient(135deg, var(--accent-light), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-item p {
  font-size: 16px;
  opacity: 0.8;
  letter-spacing: 0.5px;
}

/* ========== PRODUCTS ========== */
.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.product-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  cursor: pointer;
  border: 1px solid var(--border);
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(212,146,10,0.2);
}

.product-card .img-wrapper {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, #f0f0f0 25%, #e8e8e8 50%, #f0f0f0 75%);
  background-size: 200% 100%;
}

.product-card .img-wrapper::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(15,43,76,0.2) 100%);
  z-index: 1;
  opacity: 0;
  transition: var(--transition);
}

.product-card:hover .img-wrapper::before { opacity: 1; }

.product-card .img-wrapper::after {
  content: '\1F50D 点击查看';
  position: absolute;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  background: rgba(15,43,76,0.85);
  color: #fff;
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 12px;
  opacity: 0;
  transition: var(--transition);
  z-index: 2;
  backdrop-filter: blur(4px);
  white-space: nowrap;
}

.product-card:hover .img-wrapper::after {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.product-card .img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: contrast(1.05) saturate(1.1) brightness(1.02);
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.product-card:hover .img-wrapper img {
  filter: contrast(1.1) saturate(1.15) brightness(1.05);
  transform: scale(1.08);
}

.product-card .info {
  padding: 18px 20px;
}

.product-card .info h4 {
  font-size: 15px;
  color: var(--primary);
  margin-bottom: 6px;
  font-weight: 600;
}

.product-card .info p {
  font-size: 13px;
  color: var(--text-light);
  line-height: 1.6;
}

/* ========== ABOUT ========== */
.about-section { background: var(--white); }

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

.about-content h3 {
  font-size: 32px;
  color: var(--primary);
  margin-bottom: 24px;
  font-weight: 800;
  line-height: 1.3;
}

.about-content h3 span {
  color: var(--accent);
}

.about-content p {
  color: var(--text-light);
  line-height: 1.9;
  margin-bottom: 18px;
  font-size: 15px;
}

.about-content strong {
  color: var(--text);
}

.about-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: repeat(2, 180px);
  gap: 16px;
}

.about-gallery .gallery-item {
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  position: relative;
}

.about-gallery .gallery-item:first-child {
  grid-column: span 2;
}

.about-gallery .gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: contrast(1.03) saturate(1.08) brightness(1.02);
  transition: all 0.4s ease;
}

.about-gallery .gallery-item:hover img {
  filter: contrast(1.08) saturate(1.15) brightness(1.05);
  transform: scale(1.05);
}

.about-gallery .gallery-item::after {
  content: '+';
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(15,43,76,0.5);
  color: white;
  font-size: 28px;
  opacity: 0;
  transition: var(--transition);
}

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

/* ========== PAGE HEADER ========== */
.page-header {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
  padding: 80px 24px;
  text-align: center;
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.page-header-content {
  position: relative;
  z-index: 1;
}

.page-header h2 {
  font-size: 40px;
  margin-bottom: 12px;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.page-header p {
  font-size: 17px;
  opacity: 0.8;
  max-width: 500px;
  margin: 0 auto;
}

.breadcrumb {
  margin-top: 20px;
  font-size: 14px;
  opacity: 0.6;
}

.breadcrumb a:hover { opacity: 1; text-decoration: underline; }

/* ========== CATEGORY TABS ========== */
.category-tabs {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 50px;
  flex-wrap: wrap;
}

.category-tab {
  padding: 12px 28px;
  background: var(--white);
  border: 2px solid var(--border);
  border-radius: 50px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  transition: var(--transition);
}

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

.category-tab.active {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--white);
}

/* ========== NEWS ========== */
.news-list { max-width: 800px; margin: 0 auto; }

.news-item {
  background: var(--white);
  padding: 28px 32px;
  border-radius: var(--radius-lg);
  margin-bottom: 20px;
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  gap: 24px;
  transition: var(--transition);
  border: 1px solid var(--border);
}

.news-item:hover {
  transform: translateX(8px);
  box-shadow: var(--shadow);
  border-color: rgba(212,146,10,0.2);
}

.news-date {
  flex-shrink: 0;
  width: 72px;
  text-align: center;
  padding: 14px 10px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: var(--radius);
  color: var(--white);
}

.news-date .day {
  font-size: 30px;
  font-weight: 800;
  line-height: 1;
}

.news-date .month {
  font-size: 12px;
  opacity: 0.8;
  margin-top: 4px;
}

.news-info h4 {
  font-size: 17px;
  color: var(--primary);
  margin-bottom: 8px;
  font-weight: 600;
}

.news-info p {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.7;
}

/* ========== CONTACT ========== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 40px;
}

.contact-card {
  background: var(--white);
  padding: 40px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
}

.contact-card h3 {
  font-size: 24px;
  color: var(--primary);
  margin-bottom: 32px;
  font-weight: 700;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
}

.contact-item:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.contact-icon {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: var(--white);
}

.contact-item h4 {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 4px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.contact-item p, .contact-item a {
  font-size: 16px;
  color: var(--text);
  font-weight: 500;
}

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

/* Form */
.form-group { margin-bottom: 22px; }

.form-group label {
  display: block;
  font-size: 14px;
  color: var(--text);
  margin-bottom: 8px;
  font-weight: 600;
}

.form-group input, .form-group textarea {
  width: 100%;
  padding: 14px 18px;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  font-size: 15px;
  transition: var(--transition);
  background: var(--bg);
}

.form-group input:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(212,146,10,0.1);
  background: var(--white);
}

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

.btn-submit {
  width: 100%;
  padding: 16px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: var(--white);
  border: none;
  border-radius: var(--radius);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  letter-spacing: 0.5px;
}

.btn-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(15,43,76,0.3);
}

/* ========== FOOTER ========== */
.footer {
  background: var(--dark);
  color: rgba(255,255,255,0.6);
  padding: 70px 24px 0;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 48px;
  padding-bottom: 50px;
}

.footer-brand h4 {
  color: var(--white);
  font-size: 22px;
  margin-bottom: 16px;
  font-weight: 700;
}

.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  margin-bottom: 20px;
}

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

.footer-social a {
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,0.08);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.6);
  font-size: 16px;
  transition: var(--transition);
}

.footer-social a:hover {
  background: var(--accent);
  color: var(--white);
}

.footer-col h5 {
  color: var(--white);
  font-size: 16px;
  margin-bottom: 20px;
  font-weight: 600;
  position: relative;
  padding-bottom: 12px;
}

.footer-col h5::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--accent);
  border-radius: 1px;
}

.footer-col p, .footer-col a {
  font-size: 14px;
  line-height: 2.2;
  color: rgba(255,255,255,0.5);
}

.footer-col a:hover { color: var(--accent-light); }

.footer-bottom {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 24px 0;
  border-top: 1px solid rgba(255,255,255,0.08);
  text-align: center;
  font-size: 13px;
  color: rgba(255,255,255,0.35);
}

/* ========== LIGHTBOX ========== */
.lightbox-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10,22,40,0.95);
  backdrop-filter: blur(10px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  opacity: 0;
  transition: opacity 0.3s ease;
  cursor: zoom-out;
}

.lightbox-overlay.active {
  display: flex;
  opacity: 1;
}

.lightbox-content {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
  transform: scale(0.9);
  transition: transform 0.3s ease;
}

.lightbox-overlay.active .lightbox-content {
  transform: scale(1);
}

.lightbox-content img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border-radius: var(--radius);
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}

.lightbox-close {
  position: absolute;
  top: -50px;
  right: 0;
  width: 44px;
  height: 44px;
  background: rgba(255,255,255,0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 24px;
  cursor: pointer;
  transition: var(--transition);
}

.lightbox-close:hover {
  background: rgba(255,255,255,0.2);
  transform: rotate(90deg);
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  background: rgba(255,255,255,0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 20px;
  cursor: pointer;
  transition: var(--transition);
}

.lightbox-nav:hover { background: rgba(255,255,255,0.2); }
.lightbox-prev { left: -70px; }
.lightbox-next { right: -70px; }

.lightbox-caption {
  text-align: center;
  color: rgba(255,255,255,0.7);
  margin-top: 16px;
  font-size: 14px;
}

/* ========== BACK TO TOP ========== */
.back-to-top { 
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 50px;
  height: 50px;
  background: var(--accent);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  cursor: pointer;
  opacity: 0;
  transform: translateY(20px);
  transition: var(--transition);
  z-index: 999;
  box-shadow: 0 4px 20px rgba(212,146,10,0.35);
}

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

.back-to-top:hover {
  background: var(--accent-hover);
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(212,146,10,0.45);
}

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

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

.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ========== RESPONSIVE ========== */
/* Hours layout styling (contact page) */
.hours-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
  padding: 20px;
}
.hours-card {
  padding: 16px;
  border-radius: 12px;
  background: #fff;
  box-shadow: var(--shadow);
}
@media (max-width: 1024px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .products-grid { grid-template-columns: repeat(3, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .footer-inner { grid-template-columns: repeat(2, 1fr); }
  .about-grid { gap: 40px; }
}

@media (max-width: 768px) {
  .header-inner { height: 64px; padding: 0 16px; }
  .logo img { height: 36px; }
  .logo-text h1 { font-size: 18px; }
  .logo-text span { display: none; }
  
  .menu-toggle { display: flex; }
  
  .nav {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--white);
    flex-direction: column;
    padding: 24px 16px;
    gap: 4px;
    transform: translateX(100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow-y: auto;
  }
  
  .nav.open { transform: translateX(0); }
  
  .nav a {
    width: 100%;
    padding: 14px 20px;
    font-size: 16px;
    border-radius: var(--radius);
  }
  
  .nav a.active::after { display: none; }
  
  .hero { height: 480px; }
  .hero h2 { font-size: 32px; }
  .hero p { font-size: 15px; }
  .hero-badge { font-size: 12px; padding: 6px 14px; }
  .btn { padding: 12px 24px; font-size: 14px; }
  
  .section { padding: 60px 16px; }
  .section-header { margin-bottom: 40px; }
  .section-header h3 { font-size: 28px; }
  .section-header p { font-size: 15px; }
  
  .features-grid { grid-template-columns: 1fr; gap: 16px; }
  .feature-card { padding: 28px 24px; }
  
  .products-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  
  .stats-section { padding: 50px 16px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .stat-number { font-size: 40px; }
  .stat-item p { font-size: 14px; }
  
  .about-grid { grid-template-columns: 1fr; gap: 32px; }
  .about-content h3 { font-size: 26px; }
  .about-gallery { grid-template-columns: repeat(2, 1fr); grid-template-rows: repeat(3, 150px); }
  .about-gallery .gallery-item:first-child { grid-column: span 2; }
  
  .page-header { padding: 50px 16px; }
  .page-header h2 { font-size: 28px; }
  .page-header p { font-size: 14px; }
  
  .news-item { padding: 20px; gap: 16px; }
  .news-date { width: 60px; padding: 10px 8px; }
  .news-date .day { font-size: 24px; }
  .news-info h4 { font-size: 15px; }
  
  .contact-grid { grid-template-columns: 1fr; gap: 24px; }
  .contact-card { padding: 28px 20px; }
  
  .footer { padding: 50px 16px 0; }
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  
  .category-tabs { gap: 8px; margin-bottom: 32px; }
  .category-tab { padding: 10px 20px; font-size: 14px; }
  
  .lightbox-prev { left: 10px; }
  .lightbox-next { right: 10px; }
  .lightbox-close { top: 10px; right: 10px; }
}

@media (max-width: 480px) {
  .hero { height: 420px; }
  .hero h2 { font-size: 26px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  
  .products-grid { grid-template-columns: 1fr; }
  
  .about-gallery { grid-template-columns: 1fr; grid-template-rows: auto; }
  .about-gallery .gallery-item:first-child { grid-column: span 1; }
  .about-gallery .gallery-item { height: 180px; }
  
  .stat-number { font-size: 32px; }
}