/* ============================================
   上海莱福尔化学有限公司 — 全局样式
   ============================================ */

/* --- CSS Variables --- */
:root {
  --color-primary: #025c40;
  --color-primary-dark: #014a33;
  --color-primary-light: #037a55;
  --color-white: #ffffff;
  --color-bg-gray: #f5f7f6;
  --color-text: #333333;
  --color-text-secondary: #666666;
  --color-accent: #2196F3;
  --color-accent-hover: #1976D2;
  --color-green-accent: #4CAF50;
  --color-silver: #B0BEC5;
  --color-border: #e0e4e3;

  --font-title: 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
  --font-body: 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
  --font-mono: 'Roboto', 'Noto Sans SC', sans-serif;

  --max-width: 1500px;
  --section-padding: 80px 0;
  --border-radius: 6px;
  --border-radius-lg: 8px;
  --transition: all 0.3s ease;
}

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

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

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background-color: var(--color-white);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul {
  list-style: none;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 30px;
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-title);
  font-weight: 700;
  line-height: 1.3;
}

.section-title {
  font-size: 36px;
  text-align: center;
  color: var(--color-primary);
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 16px;
  text-align: center;
  color: var(--color-text-secondary);
  margin-bottom: 50px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* --- Buttons --- */
.btn {
  display: inline-block;
  padding: 14px 36px;
  border-radius: var(--border-radius);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  text-align: center;
}

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

.btn-primary:hover {
  background-color: var(--color-accent-hover);
  box-shadow: 0 4px 16px rgba(33, 150, 243, 0.4);
  transform: translateY(-2px);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-white);
  border: 2px solid var(--color-white);
}

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

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

.btn-green:hover {
  background-color: var(--color-primary-dark);
  box-shadow: 0 4px 16px rgba(2, 92, 64, 0.4);
  transform: translateY(-2px);
}

/* ============================================
   Header / Navigation
   ============================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  transition: var(--transition);
}

.header.scrolled {
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo img {
  height: 48px;
  width: auto;
}

.logo-text {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-primary);
  font-family: var(--font-title);
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: block;
  padding: 10px 18px;
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text);
  border-radius: var(--border-radius);
  transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-primary);
  background-color: rgba(2, 92, 64, 0.06);
}

/* Dropdown */
.nav-item.has-dropdown .dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 200px;
  background: var(--color-white);
  border-radius: var(--border-radius);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: var(--transition);
  padding: 8px 0;
  z-index: 100;
}

.nav-item.has-dropdown:hover .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-link {
  display: block;
  padding: 10px 20px;
  font-size: 14px;
  color: var(--color-text);
  transition: var(--transition);
}

.dropdown-link:hover {
  color: var(--color-primary);
  background-color: var(--color-bg-gray);
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-text);
  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 Section
   ============================================ */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(2, 92, 64, 0.6);
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--color-white);
  max-width: 900px;
  padding: 0 30px;
}

.hero-title {
  font-size: 48px;
  font-weight: 700;
  margin-bottom: 20px;
  letter-spacing: 2px;
}

.hero-subtitle {
  font-size: 20px;
  font-weight: 300;
  margin-bottom: 40px;
  opacity: 0.9;
  line-height: 1.8;
}

.hero-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  animation: scrollBounce 2s infinite;
}

.hero-scroll svg {
  width: 32px;
  height: 32px;
  fill: none;
  stroke: var(--color-white);
  stroke-width: 2;
  opacity: 0.7;
}

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

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

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

/* ============================================
   About Section
   ============================================ */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-text h2 {
  font-size: 32px;
  color: var(--color-primary);
  margin-bottom: 24px;
}

.about-text p {
  font-size: 16px;
  color: var(--color-text-secondary);
  margin-bottom: 24px;
  line-height: 1.8;
}

.about-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--color-accent);
  font-weight: 600;
  font-size: 16px;
}

.about-link:hover {
  color: var(--color-accent-hover);
  gap: 12px;
}

.about-image {
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.about-image img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  transition: var(--transition);
}

.about-image:hover img {
  transform: scale(1.03);
}

/* ============================================
   Advantages Section
   ============================================ */
.advantages-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.advantage-card {
  background: var(--color-white);
  border-radius: var(--border-radius-lg);
  padding: 40px 30px;
  text-align: center;
  transition: var(--transition);
  border: 1px solid var(--color-border);
}

.advantage-card:hover {
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
  transform: translateY(-4px);
  border-color: var(--color-primary);
}

.advantage-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  background: var(--color-bg-gray);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.advantage-icon svg {
  width: 28px;
  height: 28px;
  stroke: var(--color-primary);
  fill: none;
  stroke-width: 2;
}

.advantage-card h3 {
  font-size: 20px;
  color: var(--color-text);
  margin-bottom: 12px;
}

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

/* ============================================
   Products Section
   ============================================ */
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

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

.product-card:hover {
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
  transform: translateY(-4px);
}

.product-image {
  width: 100%;
  height: 220px;
  overflow: hidden;
}

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

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

.product-info {
  padding: 24px;
}

.product-info h3 {
  font-size: 18px;
  color: var(--color-text);
  margin-bottom: 10px;
}

.product-info p {
  font-size: 14px;
  color: var(--color-text-secondary);
  margin-bottom: 16px;
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.product-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-accent);
  font-size: 14px;
  font-weight: 600;
}

.product-link:hover {
  color: var(--color-accent-hover);
  gap: 10px;
}

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

.industry-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 30px 20px;
  background: var(--color-white);
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--color-border);
  transition: var(--transition);
  cursor: pointer;
}

.industry-item:hover {
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
  transform: translateY(-4px);
  border-color: var(--color-primary);
}

.industry-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-bg-gray);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.industry-item:hover .industry-icon {
  background: var(--color-primary);
}

.industry-icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--color-primary);
  fill: none;
  stroke-width: 2;
  transition: var(--transition);
}

.industry-item:hover .industry-icon svg {
  stroke: var(--color-white);
}

.industry-item span {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text);
  text-align: center;
}

/* ============================================
   News Section
   ============================================ */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

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

.news-card:hover {
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
  transform: translateY(-4px);
}

.news-image {
  width: 100%;
  height: 200px;
  overflow: hidden;
}

.news-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

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

.news-info {
  padding: 24px;
}

.news-date {
  font-size: 13px;
  color: var(--color-silver);
  margin-bottom: 8px;
  font-family: var(--font-mono);
}

.news-info h3 {
  font-size: 18px;
  color: var(--color-text);
  margin-bottom: 10px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-info p {
  font-size: 14px;
  color: var(--color-text-secondary);
  margin-bottom: 16px;
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-accent);
  font-size: 14px;
  font-weight: 600;
}

.news-link:hover {
  color: var(--color-accent-hover);
  gap: 10px;
}

.news-more {
  text-align: center;
  margin-top: 40px;
}

/* ============================================
   CTA Section
   ============================================ */
.cta-section {
  background-color: var(--color-primary);
  padding: 60px 0;
  text-align: center;
}

.cta-section h2 {
  font-size: 28px;
  color: var(--color-white);
  margin-bottom: 24px;
}

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

.cta-section .btn:hover {
  background-color: var(--color-bg-gray);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

/* ============================================
   Footer
   ============================================ */
.footer {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 60px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand .logo-text {
  color: var(--color-white);
  font-size: 22px;
  margin-bottom: 16px;
  display: block;
}

.footer-brand p {
  font-size: 14px;
  opacity: 0.8;
  line-height: 1.8;
}

.footer-col h4 {
  font-size: 16px;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 10px;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--color-green-accent);
}

.footer-col ul li {
  margin-bottom: 10px;
}

.footer-col ul li a {
  font-size: 14px;
  opacity: 0.8;
  transition: var(--transition);
}

.footer-col ul li a:hover {
  opacity: 1;
  color: var(--color-green-accent);
}

.footer-contact li {
  font-size: 14px;
  opacity: 0.8;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding-top: 24px;
  text-align: center;
  font-size: 13px;
  opacity: 0.6;
}

/* ============================================
   Animations
   ============================================ */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 1200px) {
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .industries-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 992px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .advantages-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .hero-title {
    font-size: 36px;
  }
  .section-title {
    font-size: 30px;
  }
}

@media (max-width: 768px) {
  .menu-toggle {
    display: flex;
  }

  .nav-list {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--color-white);
    flex-direction: column;
    padding: 80px 20px 20px;
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
    transition: right 0.3s ease;
    overflow-y: auto;
  }

  .nav-list.active {
    right: 0;
  }

  .nav-item.has-dropdown .dropdown {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    padding-left: 16px;
    display: none;
  }

  .nav-item.has-dropdown.open .dropdown {
    display: block;
  }

  .nav-link {
    padding: 12px 16px;
  }

  .hero-title {
    font-size: 28px;
  }

  .hero-subtitle {
    font-size: 16px;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .products-grid,
  .news-grid {
    grid-template-columns: 1fr;
  }

  .advantages-grid {
    grid-template-columns: 1fr;
  }

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

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 50px 0;
  }

  .container {
    padding: 0 20px;
  }
}

/* ============================================
   Page Banner (Inner Pages)
   ============================================ */
.page-banner {
  position: relative;
  height: 320px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  margin-top: 80px;
}

.page-banner-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-banner-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(2, 92, 64, 0.7);
}

.page-banner-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--color-white);
}

.page-banner-content h1 {
  font-size: 40px;
  font-weight: 700;
  margin-bottom: 16px;
}

.breadcrumb {
  font-size: 14px;
  opacity: 0.85;
}

.breadcrumb a {
  color: var(--color-white);
}

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

.breadcrumb span {
  margin: 0 8px;
}

/* ============================================
   About Page
   ============================================ */
.about-section-title {
  font-size: 28px;
  color: var(--color-primary);
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 12px;
}

.about-section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 50px;
  height: 3px;
  background: var(--color-primary);
  border-radius: 2px;
}

.about-content-text {
  font-size: 16px;
  color: var(--color-text-secondary);
  line-height: 2;
  margin-bottom: 20px;
}

.about-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 30px;
}

.about-gallery img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: var(--border-radius-lg);
  transition: var(--transition);
}

.about-gallery img:hover {
  transform: scale(1.03);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.advantage-detail-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}

.advantage-detail-card {
  display: flex;
  gap: 20px;
  padding: 30px;
  background: var(--color-white);
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--color-border);
  transition: var(--transition);
}

.advantage-detail-card:hover {
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
  border-color: var(--color-primary);
}

.advantage-detail-icon {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  background: var(--color-bg-gray);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.advantage-detail-icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--color-primary);
  fill: none;
  stroke-width: 2;
}

.advantage-detail-card h3 {
  font-size: 18px;
  color: var(--color-text);
  margin-bottom: 8px;
}

.advantage-detail-card p {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* ============================================
   Products Page
   ============================================ */
.product-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 40px;
  justify-content: center;
}

.product-tab {
  padding: 10px 24px;
  border-radius: var(--border-radius);
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid var(--color-border);
  background: var(--color-white);
  color: var(--color-text);
  transition: var(--transition);
}

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

.product-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: start;
}

.product-detail-image img {
  width: 100%;
  border-radius: var(--border-radius-lg);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.product-detail-info h2 {
  font-size: 28px;
  color: var(--color-primary);
  margin-bottom: 16px;
}

.product-detail-info .subtitle {
  font-size: 16px;
  color: var(--color-text-secondary);
  margin-bottom: 24px;
}

.product-detail-info .description {
  font-size: 15px;
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 24px;
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 24px;
}

.spec-table th,
.spec-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  font-size: 14px;
}

.spec-table th {
  background: var(--color-bg-gray);
  color: var(--color-text);
  font-weight: 600;
  width: 120px;
}

.spec-table td {
  color: var(--color-text-secondary);
}

/* ============================================
   Industries Page (Detail Cards)
   ============================================ */
.industry-detail-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  padding: 40px 0;
  border-bottom: 1px solid var(--color-border);
}

.industry-detail-card:nth-child(even) {
  direction: rtl;
}

.industry-detail-card:nth-child(even) > * {
  direction: ltr;
}

.industry-detail-card img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  border-radius: var(--border-radius-lg);
}

.industry-detail-card h3 {
  font-size: 24px;
  color: var(--color-primary);
  margin-bottom: 16px;
}

.industry-detail-card p {
  font-size: 15px;
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 20px;
}

/* ============================================
   News Detail Page
   ============================================ */
.news-detail-header {
  margin-bottom: 40px;
}

.news-detail-header h1 {
  font-size: 32px;
  color: var(--color-text);
  margin-bottom: 16px;
  line-height: 1.4;
}

.news-detail-meta {
  display: flex;
  gap: 24px;
  font-size: 14px;
  color: var(--color-silver);
}

.news-detail-cover {
  width: 100%;
  height: 400px;
  object-fit: cover;
  border-radius: var(--border-radius-lg);
  margin-bottom: 40px;
}

.news-detail-content {
  font-size: 16px;
  line-height: 2;
  color: var(--color-text-secondary);
}

.news-detail-content p {
  margin-bottom: 20px;
}

.news-nav {
  display: flex;
  justify-content: space-between;
  margin-top: 50px;
  padding-top: 30px;
  border-top: 1px solid var(--color-border);
}

.news-nav a {
  font-size: 14px;
  color: var(--color-accent);
  display: flex;
  align-items: center;
  gap: 8px;
}

.news-nav a:hover {
  color: var(--color-accent-hover);
}

/* ============================================
   Contact Page
   ============================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
}

.contact-form {
  background: var(--color-white);
  padding: 40px;
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--color-border);
}

.form-group {
  margin-bottom: 20px;
}

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

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  font-size: 15px;
  font-family: var(--font-body);
  transition: var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(2, 92, 64, 0.1);
}

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

.contact-info-list {
  padding: 20px 0;
}

.contact-info-item {
  display: flex;
  gap: 16px;
  margin-bottom: 30px;
}

.contact-info-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  background: var(--color-bg-gray);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-info-icon svg {
  width: 20px;
  height: 20px;
  stroke: var(--color-primary);
  fill: none;
  stroke-width: 2;
}

.contact-info-item h4 {
  font-size: 16px;
  color: var(--color-text);
  margin-bottom: 4px;
}

.contact-info-item p {
  font-size: 14px;
  color: var(--color-text-secondary);
}

/* ============================================
   Pagination
   ============================================ */
.pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 40px;
}

.pagination a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--border-radius);
  border: 1px solid var(--color-border);
  font-size: 14px;
  color: var(--color-text);
  transition: var(--transition);
}

.pagination a:hover,
.pagination a.active {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

/* ============================================
   Responsive (Inner Pages)
   ============================================ */
@media (max-width: 992px) {
  .page-banner {
    height: 240px;
  }

  .page-banner-content h1 {
    font-size: 30px;
  }

  .product-detail-grid,
  .contact-grid,
  .industry-detail-card {
    grid-template-columns: 1fr;
  }

  .industry-detail-card:nth-child(even) {
    direction: ltr;
  }

  .advantage-detail-grid {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 768px) {
  .page-banner {
    height: 200px;
    margin-top: 80px;
  }

  .page-banner-content h1 {
    font-size: 26px;
  }

  .about-gallery {
    grid-template-columns: 1fr;
  }

  .contact-form {
    padding: 24px;
  }

  .news-detail-cover {
    height: 240px;
  }

  .news-detail-header h1 {
    font-size: 24px;
  }

  .product-tabs {
    gap: 8px;
  }

  .product-tab {
    padding: 8px 16px;
    font-size: 13px;
  }
}

@media (max-width: 480px) {
  .industries-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .hero-title {
    font-size: 24px;
  }

  .section-title {
    font-size: 24px;
  }
}