/* ========================================
   安方(上海)实业发展有限公司 - 企业官网样式
   ======================================== */

/* CSS Variables - 品牌色系 */
:root {
  /* 主色 */
  --primary: #138bc0;
  --primary-dark: #0c6b8c;
  --primary-light: #1a9ed8;

  /* 辅助色 */
  --secondary: #0a5c7e;
  --secondary-alt: #0c6b8c;

  /* 点缀色 - 金色 */
  --accent: #c7a05c;
  --accent-light: #d4af6a;
  --accent-dark: #a8853f;

  /* 中性色 */
  --white: #ffffff;
  --gray-50: #f8f9fa;
  --gray-100: #f1f3f5;
  --gray-200: #e9ecef;
  --gray-300: #dee2e6;
  --gray-400: #ced4da;
  --gray-500: #adb5bd;
  --gray-600: #868e96;
  --gray-700: #495057;
  --gray-800: #343a40;
  --gray-900: #212529;
  --dark: #1a1a2e;

  /* 背景色 */
  --bg-light: #f8fafc;
  --bg-white: #ffffff;

  /* 文字颜色 */
  --text-primary: #1a1a2e;
  --text-secondary: #495057;
  --text-muted: #6c757d;
  --text-light: #ffffff;

  /* 间距 */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  --spacing-4xl: 6rem;

  /* 字体 */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-family-cn: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', sans-serif;

  /* 圆角 */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  /* 阴影 */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.08);
  --shadow-hover: 0 8px 30px rgba(19, 139, 192, 0.15);

  /* 过渡 */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;

  /* 容器宽度 */
  --container-max: 1200px;
  --container-padding: 1.5rem;
}

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

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

body {
  font-family: var(--font-family-cn), var(--font-family);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

ul, ol {
  list-style: none;
}

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

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

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

/* ========================================
   Container & Layout
   ======================================== */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.section {
  padding: var(--spacing-4xl) 0;
}

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
}

.section-title h2 {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
  position: relative;
  display: inline-block;
}

.section-title h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  border-radius: var(--radius-full);
}

.section-title .subtitle {
  font-size: 1.125rem;
  color: var(--text-muted);
  margin-top: var(--spacing-lg);
}

/* ========================================
   Header & Navigation
   ======================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--spacing-md) 0;
  transition: all var(--transition-base);
  background: #00000021;
}

.header.scrolled {
  background: var(--white);
  box-shadow: var(--shadow-md);
  padding: var(--spacing-sm) 0;
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  z-index: 1001;
}

.logo-icon {
  width: 45px;
  height: 45px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-weight: 700;
  font-size: 1.25rem;
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-text .company-name {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--white);
  transition: color var(--transition-base);
  white-space: nowrap;
}

.header.scrolled .logo-text .company-name {
  color: var(--text-primary);
}

.logo-text .company-name-en {
  font-size: 0.75rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Navigation */
.nav {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
}

.nav-link {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--white);
  padding: var(--spacing-sm) 0;
  position: relative;
  transition: color var(--transition-base);
}

.header.scrolled .nav-link {
  color: var(--text-primary);
}

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

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

.nav-link:hover,
.nav-link.active {
  color: var(--accent);
}

.header.scrolled .nav-link:hover,
.header.scrolled .nav-link.active {
  color: var(--primary);
}

/* Language Switcher */
.lang-switch {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-base);
}

.header.scrolled .lang-switch {
  background: var(--gray-100);
  border-color: var(--gray-200);
}

.lang-switch:hover {
  background: rgba(255, 255, 255, 0.2);
}

.header.scrolled .lang-switch:hover {
  background: var(--gray-200);
}

.lang-switch .lang-icon {
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lang-switch .lang-text {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--white);
  transition: color var(--transition-base);
}

.header.scrolled .lang-switch .lang-text {
  color: var(--text-primary);
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 28px;
  height: 28px;
  cursor: pointer;
  z-index: 1001;
}

.menu-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--white);
  transition: all var(--transition-base);
  border-radius: 2px;
}

.header.scrolled .menu-toggle span {
  background: var(--text-primary);
}

.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
   ======================================== */
.hero {
  position: relative;
  height: 100vh;
  min-height: 700px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

/* Hero Slider - 图片轮播背景 */
.hero-slider {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.hero-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0;
  transform: scale(1.1);
  transition: opacity 1.5s ease-in-out, transform 6s ease-out;
}

.hero-slide.active {
  opacity: 1;
  transform: scale(1);
}

/* 淡入淡出动画 */
@keyframes slideFadeIn {
  0% {
    opacity: 0;
    transform: scale(1.1);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

/* 图片加载时的渐变背景 */
.hero-slide::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    135deg,
    rgba(10, 92, 126, 0.75) 0%,
    rgba(19, 139, 192, 0.65) 40%,
    rgba(12, 107, 140, 0.7) 100%
  );
}

/* 叠加装饰层 */
.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: 
    radial-gradient(ellipse at 30% 70%, rgba(199, 160, 92, 0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(255, 255, 255, 0.05) 0%, transparent 40%);
  z-index: 1;
  pointer-events: none;
}

/* 底部渐变遮罩 */
.hero-overlay::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 200px;
  background: linear-gradient(to top, rgba(255, 255, 255, 0.1), transparent);
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 0 var(--spacing-lg);
  max-width: 900px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-lg);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-full);
  margin-bottom: var(--spacing-xl);
  animation: fadeInDown 0.8s ease;
}

.hero-badge span {
  font-size: 0.875rem;
  color: var(--accent-light);
  font-weight: 500;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: var(--spacing-lg);
  line-height: 1.3;
  animation: fadeInUp 0.8s ease 0.2s both;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3em;
}

/* 打字动画容器 */
.typing-wrapper {
  position: relative;
  display: inline-block;
}

/* 打字效果 - 使用 clip-path 裁剪 */
.typing-text {
  display: inline-block;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.3s, transform 0.3s;
}

.typing-text.typing-active {
  opacity: 1;
  transform: translateY(0);
}



/* 副标题样式 */
.typing-text--sub {
  color: var(--accent);
}

/* 高亮样式 */
.highlight {
  color: var(--accent);
  position: relative;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--spacing-2xl);
  line-height: 1.8;
  animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-lg);
  animation: fadeInUp 0.8s ease 0.6s both;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  cursor: pointer;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: var(--white);
  box-shadow: 0 4px 15px rgba(199, 160, 92, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(199, 160, 92, 0.5);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255, 255, 255, 0.5);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--white);
}

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

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

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
  color: rgba(255, 255, 255, 0.7);
  animation: bounce 2s infinite;
}

.scroll-indicator span {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 2px;
}

.scroll-indicator .mouse {
  width: 26px;
  height: 40px;
  border: 2px solid rgba(255, 255, 255, 0.5);
  border-radius: 13px;
  position: relative;
}

.scroll-indicator .mouse::before {
  content: '';
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background: var(--accent);
  border-radius: 2px;
  animation: scrollWheel 1.5s infinite;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
  40% { transform: translateX(-50%) translateY(-10px); }
  60% { transform: translateX(-50%) translateY(-5px); }
}

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

/* ========================================
   Features Section
   ======================================== */
.features {
  background: var(--bg-light);
}

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

.feature-card {
  background: var(--white);
  padding: var(--spacing-2xl);
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: var(--shadow-card);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transform: scaleX(0);
  transition: transform var(--transition-base);
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-hover);
}

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

.feature-icon {
  width: 70px;
  height: 70px;
  margin: 0 auto var(--spacing-lg);
  background: linear-gradient(135deg, rgba(19, 139, 192, 0.1), rgba(19, 139, 192, 0.05));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
}

.feature-card:hover .feature-icon {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
}

.feature-icon svg {
  width: 32px;
  height: 32px;
  color: var(--primary);
  transition: color var(--transition-base);
}

.feature-card:hover .feature-icon svg {
  color: var(--white);
}

.feature-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.feature-desc {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ========================================
   Services Preview Section
   ======================================== */
.services-preview {
  background: var(--white);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.service-card {
  position: relative;
  height: 400px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
}

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

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(to bottom, rgba(26, 26, 46, 0.3), rgba(26, 26, 46, 0.8));
  z-index: 1;
  transition: background var(--transition-base);
}

.service-card:hover::before {
  background: linear-gradient(to bottom, rgba(19, 139, 192, 0.5), rgba(26, 26, 46, 0.9));
}

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

.service-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--spacing-xl);
  z-index: 2;
  transform: translateY(20px);
  transition: transform var(--transition-base);
}

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

.service-number {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-md);
  background: var(--accent);
  color: var(--white);
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  margin-bottom: var(--spacing-md);
}

.service-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: var(--spacing-sm);
}

.service-desc {
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.6;
  opacity: 0;
  transform: translateY(10px);
  transition: all var(--transition-base);
  transition-delay: 0.1s;
}

.service-card:hover .service-desc {
  opacity: 1;
  transform: translateY(0);
}

/* ========================================
   About Preview Section
   ======================================== */
.about-preview {
  background: linear-gradient(135deg, var(--primary-dark), var(--secondary));
  position: relative;
  overflow: hidden;
}

.about-preview::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zM32 63c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm57-13c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-9-21c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM60 91c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM35 41c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2z' fill='%23ffffff' fill-opacity='0.03' fill-rule='evenodd'/%3E%3C/svg%3E");
}

.about-preview-content {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-4xl);
  align-items: center;
}

.about-preview-text h2 {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: var(--spacing-lg);
  position: relative;
}

.about-preview-text h2::after {
  content: '';
  position: absolute;
  bottom: -15px;
  left: 0;
  width: 80px;
  height: 4px;
  background: var(--accent);
  border-radius: var(--radius-full);
}

.about-preview-text p {
  font-size: 1.0625rem;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.9;
  margin-top: var(--spacing-xl);
}

.about-preview-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-xl);
}

.stat-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all var(--transition-base);
}

.stat-card:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-5px);
}

.stat-number {
  font-size: 3rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  margin-bottom: var(--spacing-sm);
}

.stat-label {
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.8);
  font-weight: 500;
}

/* ========================================
   Footer
   ======================================== */
.footer {
  background: var(--dark);
  color: var(--white);
  padding: var(--spacing-4xl) 0 var(--spacing-xl);
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--spacing-3xl);
  margin-bottom: var(--spacing-3xl);
}

.footer-brand .logo-icon {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
}

.footer-brand .company-name {
  color: var(--white);
}

.footer-brand p {
  margin-top: var(--spacing-lg);
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.7;
}

.footer-column h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: var(--spacing-lg);
  position: relative;
  padding-bottom: var(--spacing-sm);
}

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

.footer-column ul {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer-column a {
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.7);
  transition: all var(--transition-base);
}

.footer-column a:hover {
  color: var(--accent);
  padding-left: 5px;
}

.footer-bottom {
  padding-top: var(--spacing-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-bottom p {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.6);
}

.footer-bottom-links {
  display: flex;
  gap: var(--spacing-lg);
}

.footer-bottom-links a {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.6);
}

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

/* ========================================
   Page Header (Inner Pages)
   ======================================== */
.page-header {
  /* background: linear-gradient(135deg, var(--primary-dark), var(--primary)); */
  background: url("bj.jpg");
  padding: 160px 0 80px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 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 h1 {
  font-size: 3rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: var(--spacing-sm);
  position: relative;
}

.page-header .subtitle {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.8);
  position: relative;
}

.page-header .divider {
  width: 60px;
  height: 3px;
  background: var(--accent);
  margin: var(--spacing-lg) auto 0;
  border-radius: var(--radius-full);
}

/* ========================================
   About Page Styles
   ======================================== */
.about-intro {
  background: var(--white);
}

.about-intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-4xl);
  align-items: center;
}

.about-image {
  position: relative;
}

.about-image img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
}

.about-image::before {
  content: '';
  position: absolute;
  top: -20px;
  left: -20px;
  right: 20px;
  bottom: 20px;
  border: 3px solid var(--accent);
  border-radius: var(--radius-lg);
  z-index: -1;
}

.about-text h2 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--spacing-lg);
}

.about-text p {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.9;
  margin-bottom: var(--spacing-md);
}

.about-values {
  background: var(--bg-light);
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.value-card {
  background: var(--white);
  padding: var(--spacing-2xl);
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: var(--shadow-card);
  transition: all var(--transition-base);
}

.value-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
}

.value-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto var(--spacing-lg);
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.value-icon svg {
  width: 28px;
  height: 28px;
  color: var(--white);
}

.value-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.value-desc {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Service Process Grid - Responsive */
.process-grid {
  grid-template-columns: repeat(4, 1fr);
}

/* ========================================
   Services Page Styles
   ======================================== */
.services-full {
  background: var(--white);
}

.services-cards-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-xl);
}

.service-full-card {
  position: relative;
  height: 500px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  cursor: pointer;
  background: var(--dark);
}

.service-full-card:nth-child(3) {
  grid-column: 1 / -1;
}

.service-full-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: all 0.6s ease;
  filter: brightness(0.7);
}

.service-full-card:hover img {
  transform: scale(1.05);
  filter: brightness(0.5);
}

.service-full-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--spacing-xl);
  background: linear-gradient(to top, rgba(26, 26, 46, 0.95), transparent);
  z-index: 2;
}

.service-full-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--accent);
  color: var(--white);
  font-size: 1rem;
  font-weight: 700;
  border-radius: 50%;
  margin-bottom: var(--spacing-md);
}

.service-full-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: var(--spacing-sm);
}

.service-full-desc {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.7;
  max-width: 600px;
}

.service-full-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(19, 139, 192, 0.3), rgba(26, 26, 46, 0.8));
  opacity: 0;
  transition: opacity var(--transition-base);
  z-index: 1;
}

.service-full-card:hover .service-full-overlay {
  opacity: 1;
}

.service-full-link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-lg);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--accent);
  opacity: 0;
  transform: translateY(20px);
  transition: all var(--transition-base);
}

.service-full-card:hover .service-full-link {
  opacity: 1;
  transform: translateY(0);
}

.service-full-link svg {
  width: 18px;
  height: 18px;
  transition: transform var(--transition-base);
}

.service-full-link:hover svg {
  transform: translateX(5px);
}

/* ========================================
   Contact Page Styles
   ======================================== */
.contact-section {
  background: var(--bg-light);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--spacing-3xl);
}

.contact-info-card {
  background: var(--white);
  padding: var(--spacing-2xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  padding: var(--spacing-lg) 0;
  border-bottom: 1px solid var(--gray-200);
  cursor: pointer;
  position: relative;
  transition: all var(--transition-base);
}

.contact-info-item:last-child {
  border-bottom: none;
}

.contact-info-item:hover {
  background: var(--gray-50);
  margin: 0 calc(var(--spacing-md) * -1);
  padding-left: var(--spacing-md);
  padding-right: var(--spacing-md);
  border-radius: var(--radius-md);
}

.contact-info-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-info-icon svg {
  width: 22px;
  height: 22px;
  color: var(--white);
}

.contact-info-content {
  flex: 1;
}

.contact-info-label {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: var(--spacing-xs);
}

.contact-info-value {
  font-size: 1rem;
  color: var(--text-primary);
  font-weight: 500;
}

.contact-info-copy {
  position: absolute;
  right: var(--spacing-md);
  top: 50%;
  transform: translateY(-50%);
  padding: var(--spacing-xs) var(--spacing-sm);
  background: var(--gray-100);
  color: var(--text-muted);
  font-size: 0.75rem;
  border-radius: var(--radius-sm);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.contact-info-item:hover .contact-info-copy {
  opacity: 1;
}

.contact-map-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.contact-map {
  height: 300px;
  background: var(--gray-200);
  position: relative;
}

.contact-map iframe {
  width: 100%;
  height: 100%;
  border: none;
}

.contact-map-placeholder {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--gray-100), var(--gray-200));
  color: var(--text-muted);
}

.contact-transit {
  padding: var(--spacing-xl);
}

.contact-transit h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
}

.contact-transit p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ========================================
   CTA Section
   ======================================== */
.cta-section {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  padding: var(--spacing-4xl) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 60%;
  height: 150%;
  background: radial-gradient(ellipse, rgba(199, 160, 92, 0.15), transparent 60%);
}

.cta-section h2 {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: var(--spacing-md);
  position: relative;
}

.cta-section p {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: var(--spacing-xl);
  position: relative;
}

.cta-section .btn-primary {
  position: relative;
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 1024px) {
  :root {
    --container-padding: 1.25rem;
  }

  .hero-title {
    font-size: 2.5rem;
  }

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

  .about-preview-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
  }

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

  .services-cards-grid {
    grid-template-columns: 1fr;
  }

  .service-full-card:nth-child(3) {
    grid-column: 1;
  }

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

@media (max-width: 768px) {
  :root {
    --container-padding: 1rem;
    --spacing-4xl: 3rem;
    --spacing-3xl: 2.5rem;
  }

  /* Mobile Navigation */
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 150px;
    max-height: 400px;
    height: 100vh;
    background: #f5c268ba;
    flex-direction: column;
    align-items: flex-start;
    padding: 100px var(--spacing-xl) var(--spacing-xl);
    gap: 0;
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.1);
    transition: right var(--transition-base);
    z-index: 1000;
  }

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

  .nav-menu .nav-link {
    display: block;
    width: 100%;
    padding: var(--spacing-md) 0;
    color: var(--text-primary);
    font-size: 1rem;
    border-bottom: 1px solid var(--gray-200);
  }

  .nav-menu .nav-link::after {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .lang-switch {
    margin-top: var(--spacing-xs);
  }

  .lang-switch .lang-text {
    color: var(--text-primary);
  }

  /* Mobile Menu Overlay */
  .nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: 999;
  }

  .nav-overlay.active {
    opacity: 1;
    visibility: visible;
  }

  .hero {
    min-height: 600px;
  }

  .hero-title {
    font-size: 2rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .hero-actions {
    flex-direction: column;
    gap: var(--spacing-md);
  }

  .btn {
    width: 100%;
    max-width: 280px;
  }

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

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

  .service-card {
    height: 300px;
  }

  .about-preview-stats {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
  }

  .stat-number {
    font-size: 2rem;
  }

  .section-title h2 {
    font-size: 1.75rem;
  }

  .page-header h1 {
    font-size: 2rem;
  }

  .about-intro-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
  }

  .about-image {
    order: -1;
  }

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

  .service-full-card {
    height: 350px;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--spacing-md);
    text-align: center;
  }

  .scroll-indicator {
    display: none;
  }

  .cta-section h2 {
    font-size: 1.75rem;
  }

  /* Service Process Grid Responsive */
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
  }

  .value-card {
    padding: var(--spacing-xl);
  }
}

/* 480px Mobile */
@media (max-width: 480px) {
  .about-preview-stats {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  .about-intro-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

  .values-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

  .value-card {
    padding: var(--spacing-lg);
  }

  .process-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
}

@media (max-width: 480px) {
  .logo-text .company-name {
    font-size: 0.9375rem;
  }

  .logo-icon {
    width: 38px;
    height: 38px;
    font-size: 1rem;
  }

  .hero-title {
    font-size: 1.75rem;
  }

  .about-preview-text h2 {
    font-size: 1.75rem;
  }

  .stat-number {
    font-size: 1.75rem;
  }

  .contact-info-card {
    padding: var(--spacing-lg);
  }

  .contact-info-icon {
    width: 40px;
    height: 40px;
  }

  .contact-info-icon svg {
    width: 18px;
    height: 18px;
  }

  /* Service Process Grid Mobile Responsive */
  .process-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  .value-card {
    padding: var(--spacing-lg);
  }

  .value-icon {
    width: 50px;
    height: 50px;
  }

  .value-icon svg {
    width: 24px;
    height: 24px;
  }
}

/* ========================================
   Utility Classes
   ======================================== */
.text-primary { color: var(--primary); }
.text-accent { color: var(--accent); }
.text-muted { color: var(--text-muted); }
.text-white { color: var(--white); }

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

.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* Copy Toast */
.copy-toast {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--dark);
  color: var(--white);
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  z-index: 9999;
  opacity: 0;
  transition: all var(--transition-base);
}

.copy-toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

/* Animations for scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease;
}

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

/* Mobile tap highlight removal */
@media (hover: none) {
  .feature-card:hover,
  .service-card:hover,
  .stat-card:hover {
    transform: none;
  }
  
  .service-desc {
    opacity: 1;
    transform: translateY(0);
  }
}