:root {
  /* 主色调 - 基于Logo深红色，但更年轻化 */
  --color-primary: #C41E3A;          /* 鲜艳的红色 */
  --color-primary-dark: #8B0000;     /* 深红 */
  --color-primary-light: #E63946;    /* 亮红 */
  --color-primary-pale: #FFE5E8;     /* 极浅红 */
  
  /* 中性色 - 现代化配色 */
  --color-dark: #1A1A2E;             /* 深蓝黑 */
  --color-gray-900: #2D2D3F;
  --color-gray-800: #3F3F52;
  --color-gray-700: #5C5C70;
  --color-gray-600: #7A7A8C;
  --color-gray-500: #9999A8;
  --color-gray-400: #B8B8C4;
  --color-gray-300: #D6D6E0;
  --color-gray-200: #EBEBF0;
  --color-gray-100: #F5F5F8;
  --color-white: #FFFFFF;
  
  /* 渐变色 */
  --gradient-primary: linear-gradient(135deg, #C41E3A 0%, #8B0000 100%);
  --gradient-light: linear-gradient(135deg, #FFE5E8 0%, #FFFFFF 100%);
  
  /* 字体 */
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", 
                 "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", 
                 Helvetica, Arial, sans-serif;
  
  /* 字号 - 缩小后的大小 */
  --font-size-hero: 52px;
  --font-size-h1: 40px;
  --font-size-h2: 32px;
  --font-size-h3: 26px;
  --font-size-h4: 20px;
  --font-size-h5: 18px;
  --font-size-large: 16px;
  --font-size-body: 15px;
  --font-size-small: 13px;
  --font-size-tiny: 11px;
  
  /* 字重 */
  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-black: 900;
  
  /* 行高 */
  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.6;
  --line-height-loose: 1.8;
  
  /* 间距 */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-2xl: 48px;
  --spacing-3xl: 64px;
  --spacing-4xl: 96px;
  --spacing-5xl: 128px;
  
  /* 容器 */
  --container-max-width: 1280px;
  --container-padding: 32px;
  
  /* 圆角 - 更大的圆角 */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-2xl: 32px;
  --radius-full: 9999px;
  
  /* 阴影 - 更柔和的阴影 */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
  --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.16);
  --shadow-colored: 0 8px 32px rgba(196, 30, 58, 0.15);
  
  /* 动画 */
  --duration-fast: 200ms;
  --duration-normal: 400ms;
  --duration-slow: 600ms;
  --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
  
  /* Z-index */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal: 1040;
  --z-popover: 1050;
  --z-tooltip: 1060;
}

/* 移动端调整 */
@media (max-width: 768px) {
  :root {
    --font-size-hero: 32px;
    --font-size-h1: 28px;
    --font-size-h2: 24px;
    --font-size-h3: 20px;
    --font-size-h4: 18px;
    --font-size-h5: 16px;
    --font-size-large: 15px;
    --font-size-body: 14px;
    --font-size-small: 12px;
    --font-size-tiny: 11px;
    --container-padding: 20px;
    --spacing-2xl: 32px;
    --spacing-3xl: 48px;
    --spacing-4xl: 64px;
  }
}
/* CSS Reset */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-body);
  line-height: var(--line-height-normal);
  color: var(--color-gray-900);
  background-color: var(--color-white);
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  color: var(--color-dark);
  margin-bottom: var(--spacing-md);
}

h1 { font-size: var(--font-size-h1); }
h2 { font-size: var(--font-size-h2); }
h3 { font-size: var(--font-size-h3); }
h4 { font-size: var(--font-size-h4); }
h5 { font-size: var(--font-size-h5); }

p {
  margin-bottom: var(--spacing-md);
  line-height: var(--line-height-relaxed);
  color: var(--color-gray-700);
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: all var(--duration-fast) var(--ease-smooth);
}

a:hover {
  color: var(--color-primary-dark);
}

ul, ol {
  list-style: none;
}

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

/* Container */
.container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* Section */
.section {
  padding: var(--spacing-5xl) 0;
  position: relative;
}

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

.section-lg {
  padding: calc(var(--spacing-5xl) * 1.5) 0;
}

/* Utilities */
.text-center {
  text-align: center;
}

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

.text-dark {
  color: var(--color-dark);
}

.text-gray {
  color: var(--color-gray-600);
}

.fw-medium { font-weight: var(--font-weight-medium); }
.fw-semibold { font-weight: var(--font-weight-semibold); }
.fw-bold { font-weight: var(--font-weight-bold); }

.mb-xs { margin-bottom: var(--spacing-xs); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }
.mb-2xl { margin-bottom: var(--spacing-2xl); }
.mb-3xl { margin-bottom: var(--spacing-3xl); }
.mb-4xl { margin-bottom: var(--spacing-4xl); }

.mt-xs { margin-top: var(--spacing-xs); }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }
.mt-2xl { margin-top: var(--spacing-2xl); }
.mt-3xl { margin-top: var(--spacing-3xl); }

/* 响应式 */
@media (max-width: 768px) {
  .section {
    padding: var(--spacing-4xl) 0;
  }
  
  .section-sm {
    padding: var(--spacing-3xl) 0;
  }
  
  .section-lg {
    padding: var(--spacing-5xl) 0;
  }
}
/* ========== 导航栏 ========== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
  z-index: var(--z-fixed);
  transition: all var(--duration-normal) var(--ease-smooth);
}

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

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

.navbar-logo {
  display: flex;
  align-items: center;
  transition: transform var(--duration-normal) var(--ease-smooth);
}

.navbar-logo:hover {
  transform: scale(1.05);
}

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

.navbar-menu {
  display: flex;
  align-items: center;
  gap: var(--spacing-2xl);
}

.navbar-link {
  position: relative;
  font-size: var(--font-size-body);
  font-weight: var(--font-weight-medium);
  color: var(--color-gray-800);
  padding: var(--spacing-sm) 0;
  transition: color var(--duration-fast) var(--ease-smooth);
}

.navbar-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 3px;
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
  transition: width var(--duration-normal) var(--ease-smooth);
}

.navbar-link:hover,
.navbar-link.active {
  color: var(--color-primary);
}

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

.navbar-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
  padding: var(--spacing-sm);
}

.navbar-toggle span {
  width: 24px;
  height: 2px;
  background-color: var(--color-gray-800);
  border-radius: var(--radius-full);
  transition: all var(--duration-normal) var(--ease-smooth);
}

.navbar-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(6px, 6px);
}

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

.navbar-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

/* 移动端导航 */
@media (max-width: 968px) {
  .navbar-menu {
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--color-white);
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-xl) 0;
    transform: translateY(-120%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--duration-normal) var(--ease-smooth);
  }
  
  .navbar-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  
  .navbar-link {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-xl);
    text-align: center;
  }
  
  .navbar-link::after {
    bottom: 0;
  }
  
  .navbar-toggle {
    display: flex;
  }
}

/* ========== Hero区 ========== */
.hero {
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: 80px;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #FFFFFF 0%, #F5F5F8 100%);
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(196, 30, 58, 0.08) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 20s ease-in-out infinite;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(196, 30, 58, 0.05) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 15s ease-in-out infinite reverse;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(30px, -30px) scale(1.1); }
}

.hero-content {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-lg);
  background: var(--color-primary-pale);
  color: var(--color-primary);
  border-radius: var(--radius-full);
  font-size: var(--font-size-small);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-xl);
  animation: slideDown 0.6s var(--ease-smooth);
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-title {
  font-size: var(--font-size-hero);
  font-weight: var(--font-weight-black);
  line-height: 1.1;
  margin-bottom: var(--spacing-xl);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: slideUp 0.8s var(--ease-smooth) 0.2s both;
}

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

.hero-subtitle {
  font-size: var(--font-size-large);
  color: var(--color-gray-700);
  line-height: var(--line-height-loose);
  max-width: 700px;
  margin: 0 auto var(--spacing-3xl);
  animation: slideUp 0.8s var(--ease-smooth) 0.4s both;
}

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

/* ========== 按钮 ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: var(--font-size-body);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-lg);
  border: none;
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-smooth);
  text-decoration: none;
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--color-white);
  box-shadow: var(--shadow-colored);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(196, 30, 58, 0.25);
}

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

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

/* ========== 卡片 ========== */
.card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
  box-shadow: var(--shadow-md);
  transition: all var(--duration-normal) var(--ease-smooth);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--duration-normal) var(--ease-smooth);
}

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

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

.card-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  background: var(--gradient-light);
  color: var(--color-primary);
  font-size: 32px;
  margin-bottom: var(--spacing-lg);
  transition: all var(--duration-normal) var(--ease-smooth);
}

.card:hover .card-icon {
  transform: scale(1.1) rotate(5deg);
}

.card-title {
  font-size: var(--font-size-h4);
  margin-bottom: var(--spacing-md);
  color: var(--color-dark);
}

.card-desc {
  font-size: var(--font-size-body);
  color: var(--color-gray-700);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-md);
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-lg);
}

.tag {
  padding: var(--spacing-xs) var(--spacing-md);
  background: var(--color-gray-100);
  color: var(--color-gray-700);
  border-radius: var(--radius-full);
  font-size: var(--font-size-small);
  font-weight: var(--font-weight-medium);
}

/* ========== 网格布局 ========== */
.grid {
  display: grid;
  gap: var(--spacing-xl);
}

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

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

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

@media (max-width: 968px) {
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 769px) and (max-width: 968px) {
  .grid-3,
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ========== Section Header ========== */
.section-header {
  max-width: 800px;
  margin: 0 auto var(--spacing-4xl);
  text-align: center;
}

.section-badge {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-lg);
  background: var(--color-primary-pale);
  color: var(--color-primary);
  border-radius: var(--radius-full);
  font-size: var(--font-size-small);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-md);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.section-title {
  font-size: var(--font-size-h2);
  font-weight: var(--font-weight-black);
  margin-bottom: var(--spacing-md);
  color: var(--color-dark);
}

.section-subtitle {
  font-size: var(--font-size-large);
  color: var(--color-gray-600);
  line-height: var(--line-height-relaxed);
}

/* ========== 动画类 ========== */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: all var(--duration-slow) var(--ease-smooth);
}

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

.scale-in {
  opacity: 0;
  transform: scale(0.9);
  transition: all var(--duration-slow) var(--ease-smooth);
}

.scale-in.visible {
  opacity: 1;
  transform: scale(1);
}

/* ========== 移动端响应式 ========== */
@media (max-width: 768px) {
  .navbar-menu {
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    background: var(--color-white);
    flex-direction: column;
    padding: var(--spacing-xl) 0;
    box-shadow: var(--shadow-xl);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--duration-normal) var(--ease-smooth);
    z-index: 999;
    gap: 0;
    max-height: calc(100vh - 80px);
    overflow-y: auto;
  }

  .navbar-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .navbar-menu li {
    width: 100%;
    border-bottom: 1px solid var(--color-gray-200);
  }

  .navbar-menu li:last-child {
    border-bottom: none;
  }

  .navbar-link {
    display: block;
    padding: var(--spacing-lg) var(--spacing-xl);
    font-size: var(--font-size-large);
    transition: all var(--duration-fast) var(--ease-smooth);
  }

  .navbar-link::after {
    display: none;
  }

  .navbar-link:hover,
  .navbar-link.active {
    background: var(--color-primary-pale);
    color: var(--color-primary);
  }

  .navbar-toggle {
    display: flex;
  }
}
/* ========================================
   页面模块样式
   包含：平台矩阵、流程步骤、能力演进表格等
   ======================================== */

/* ========================================
   平台矩阵 (Platform Matrix)
   用于：首页、platform.html
   ======================================== */

.platform-categories {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-2xl);
  max-width: 1200px;
  margin: 0 auto;
}

.platform-category {
  background: white;
  border-radius: var(--radius-2xl);
  padding: var(--spacing-2xl);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
}

.platform-category:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.platform-category-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-gray-900);
  margin-bottom: var(--spacing-xl);
  padding-bottom: var(--spacing-md);
  border-bottom: 3px solid var(--color-primary);
}

.platform-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.platform-tag {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  background: var(--color-gray-100);
  color: var(--color-gray-700);
  border-radius: var(--radius-full);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  transition: all var(--transition-fast);
}

.platform-category:nth-child(1) .platform-tag:hover {
  background: var(--color-primary);
  color: white;
  transform: translateY(-2px);
}

.platform-category:nth-child(2) .platform-tag:hover {
  background: #2563EB;
  color: white;
  transform: translateY(-2px);
}

.platform-category:nth-child(3) .platform-tag:hover {
  background: #F59E0B;
  color: white;
  transform: translateY(-2px);
}

/* 响应式 */
@media (max-width: 968px) {
  .platform-categories {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }
}


/* ========================================
   流程步骤 (Process Steps)
   用于：首页 - 能力沉淀路径
   ======================================== */

.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-2xl);
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
}

/* 连接线 */
.process-steps::before {
  content: '';
  position: absolute;
  top: 40px;
  left: 12.5%;
  right: 12.5%;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  opacity: 0.2;
  z-index: 0;
}

.process-step {
  position: relative;
  text-align: center;
  z-index: 1;
}

.process-step-number {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--spacing-lg);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-black);
  color: white;
  box-shadow: 0 8px 24px rgba(196, 30, 58, 0.3);
  position: relative;
  transition: all var(--transition-normal);
}

.process-step-number::after {
  content: '';
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  border: 3px solid var(--color-primary);
  opacity: 0;
  transition: all var(--transition-normal);
}

.process-step:hover .process-step-number {
  transform: scale(1.1) translateY(-4px);
  box-shadow: 0 12px 32px rgba(196, 30, 58, 0.4);
}

.process-step:hover .process-step-number::after {
  opacity: 0.3;
  inset: -12px;
}

.process-step-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-gray-900);
  margin-bottom: var(--spacing-md);
}

.process-step-desc {
  font-size: var(--font-size-base);
  color: var(--color-gray-600);
  line-height: var(--line-height-relaxed);
}

/* 响应式 */
@media (max-width: 968px) {
  .process-steps {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .process-steps::before {
    display: none;
  }
}

@media (max-width: 576px) {
  .process-steps {
    grid-template-columns: 1fr;
    gap: var(--spacing-3xl);
  }
  
  .process-step-number {
    width: 64px;
    height: 64px;
    font-size: var(--font-size-2xl);
  }
}


/* ========================================
   能力演进表格 (Capability Evolution Table)
   用于：about.html
   ======================================== */

.capability-table {
  width: 100%;
  max-width: 1000px;
  margin: 0 auto;
  background: white;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.capability-table table {
  width: 100%;
  border-collapse: collapse;
}

.capability-table thead {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
}

.capability-table thead th {
  padding: var(--spacing-xl) var(--spacing-lg);
  text-align: left;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: white;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.capability-table tbody tr {
  border-bottom: 1px solid var(--color-gray-200);
  transition: all var(--transition-fast);
}

.capability-table tbody tr:last-child {
  border-bottom: none;
}

.capability-table tbody tr:hover {
  background: var(--color-gray-50);
}

.capability-table tbody td {
  padding: var(--spacing-xl) var(--spacing-lg);
  font-size: var(--font-size-base);
  color: var(--color-gray-700);
  line-height: var(--line-height-relaxed);
}

.capability-table tbody td:first-child {
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  font-size: var(--font-size-lg);
}

/* 响应式 */
@media (max-width: 768px) {
  .capability-table {
    border-radius: var(--radius-lg);
  }
  
  .capability-table thead th,
  .capability-table tbody td {
    padding: var(--spacing-md) var(--spacing-sm);
    font-size: var(--font-size-sm);
  }
  
  .capability-table tbody td:first-child {
    font-size: var(--font-size-base);
  }
}

@media (max-width: 576px) {
  /* 在小屏幕上改为卡片式布局 */
  .capability-table thead {
    display: none;
  }
  
  .capability-table tbody tr {
    display: block;
    margin-bottom: var(--spacing-lg);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    overflow: hidden;
  }
  
  .capability-table tbody td {
    display: block;
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--color-gray-100);
  }
  
  .capability-table tbody td:last-child {
    border-bottom: none;
  }
  
  .capability-table tbody td:first-child {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    font-size: var(--font-size-lg);
    padding: var(--spacing-lg);
  }
}


/* ========================================
   合作模式卡片 (Cooperation Modes)
   用于：business.html
   ======================================== */

.cooperation-modes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-2xl);
  max-width: 1200px;
  margin: 0 auto;
}

.cooperation-mode {
  background: white;
  border-radius: var(--radius-2xl);
  padding: var(--spacing-2xl);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
  border-top: 4px solid var(--color-primary);
}

.cooperation-mode:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-top-color: var(--color-primary-dark);
}

.cooperation-mode-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-gray-900);
  margin-bottom: var(--spacing-md);
}

.cooperation-mode-desc {
  font-size: var(--font-size-base);
  color: var(--color-gray-600);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-lg);
}

.cooperation-mode-features {
  list-style: none;
  padding: 0;
  margin: 0;
}

.cooperation-mode-features li {
  padding: var(--spacing-sm) 0;
  font-size: var(--font-size-sm);
  color: var(--color-gray-700);
  display: flex;
  align-items: flex-start;
}

.cooperation-mode-features li::before {
  content: '✓';
  color: var(--color-primary);
  font-weight: var(--font-weight-bold);
  margin-right: var(--spacing-sm);
  flex-shrink: 0;
}

/* 响应式 */
@media (max-width: 968px) {
  .cooperation-modes {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }
}


/* ========================================
   合作流程 (Cooperation Process)
   用于：cooperation.html
   ======================================== */

.cooperation-process {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-xl);
  max-width: 1200px;
  margin: 0 auto;
}

.cooperation-process-step {
  text-align: center;
}

.cooperation-process-number {
  width: 60px;
  height: 60px;
  margin: 0 auto var(--spacing-md);
  background: var(--color-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: white;
}

.cooperation-process-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-gray-900);
  margin-bottom: var(--spacing-sm);
}

.cooperation-process-desc {
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  line-height: var(--line-height-relaxed);
}

/* 响应式 */
@media (max-width: 968px) {
  .cooperation-process {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 576px) {
  .cooperation-process {
    grid-template-columns: 1fr;
  }
}

/* 图标列表样式 - 用于能力演进路径等 */
.icon-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2xl);
}

.icon-list-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-xl);
  padding: var(--spacing-xl);
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.icon-list-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.icon-list-icon {
  flex-shrink: 0;
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-primary) 0%, #8B0000 100%);
  color: var(--color-white);
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 12px rgba(196, 30, 58, 0.3);
}

.icon-list-content h4 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-sm);
}

.icon-list-content p {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin: 0;
}

@media (max-width: 768px) {
  .icon-list-item {
    flex-direction: column;
    text-align: center;
  }
  
  .icon-list-icon {
    margin: 0 auto;
  }
}


/* ========================================
   平台矩阵展示 (Platform Matrix)
   用于：platform.html - 详细的平台分类展示
   ======================================== */

.platform-matrix {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-2xl);
  margin-top: var(--spacing-4xl);
}

.platform-category {
  background: white;
  border-radius: var(--radius-2xl);
  padding: var(--spacing-2xl);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
}

.platform-category:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.platform-category-header {
  margin-bottom: var(--spacing-xl);
}

.platform-category-icon {
  font-size: 48px;
  margin-bottom: var(--spacing-md);
}

.platform-category-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-gray-900);
  margin-bottom: var(--spacing-sm);
}

.platform-category-desc {
  font-size: var(--font-size-base);
  color: var(--color-gray-600);
  line-height: var(--line-height-relaxed);
}

.platform-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.platform-tag {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  background: var(--color-gray-100);
  color: var(--color-gray-700);
  border-radius: var(--radius-full);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  transition: all var(--transition-fast);
}

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

.platform-tag-secondary:hover {
  background: #2563EB;
  color: white;
  transform: translateY(-2px);
}

.platform-tag-accent:hover {
  background: #F59E0B;
  color: white;
  transform: translateY(-2px);
}

.platform-region-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

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

.platform-region-label {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-gray-700);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* 响应式 */
@media (max-width: 968px) {
  .platform-matrix {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }
}
/* 
 * Footer - 极简风格重新设计
 * 现代、优雅、克制
 */

.footer {
  background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
  color: #ffffff;
  padding: 48px 0;
  margin-top: 80px;
  position: relative;
  overflow: hidden;
}

/* 装饰性顶部线条 */
.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, 
    transparent 0%, 
    #C41E3A 20%, 
    #E63946 50%, 
    #C41E3A 80%, 
    transparent 100%
  );
}

/* 装饰性背景图案 */
.footer::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(196, 30, 58, 0.05) 0%, transparent 70%);
  pointer-events: none;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-2xl);
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xl);
}

/* Logo区域 */
.footer-logo {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 8px;
}

.footer-logo img {
  height: 48px;
  width: auto;
  filter: brightness(0) invert(1);
  opacity: 0.9;
}

.footer-logo-text {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 1px;
  color: #ffffff;
}

/* 分隔线 */
.footer-divider {
  width: 60px;
  height: 2px;
  background: linear-gradient(90deg, transparent, #C41E3A, transparent);
  margin: 0;
}

/* 信息区域 */
.footer-info {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 24px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.7);
  text-align: center;
}

.footer-info-item {
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all 0.3s ease;
  height: 20px;
}

.footer-info-item:hover {
  color: rgba(255, 255, 255, 0.95);
  transform: translateY(-2px);
}

/* 分隔符 */
.footer-separator {
  color: rgba(255, 255, 255, 0.3);
  font-weight: 300;
  line-height: 20px;
  height: 20px;
  display: flex;
  align-items: center;
}

/* 链接样式 */
.footer-link {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  position: relative;
  transition: all 0.3s ease;
}

.footer-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: #C41E3A;
  transition: width 0.3s ease;
}

.footer-link:hover {
  color: #ffffff;
}

.footer-link:hover::after {
  width: 100%;
}

/* 版权信息 */
.footer-copyright {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.5);
  text-align: center;
  line-height: 20px;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .footer {
    padding: 40px 0;
    margin-top: 60px;
  }

  .footer-content {
    padding: 0 var(--spacing-xl);
  }

  .footer-logo {
    flex-direction: column;
    gap: 12px;
  }

  .footer-logo img {
    height: 40px;
  }

  .footer-logo-text {
    font-size: 18px;
  }

  .footer-info {
    flex-direction: column;
    gap: 16px;
    font-size: 11px;
  }

  .footer-separator {
    display: none;
  }

  .footer-copyright {
    font-size: 11px;
  }
}

/* 微动画 */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.footer-content > * {
  animation: fadeInUp 0.6s ease-out backwards;
}

.footer-logo {
  animation-delay: 0.1s;
}

.footer-divider {
  animation-delay: 0.2s;
}

.footer-info {
  animation-delay: 0.3s;
}

.footer-copyright {
  animation-delay: 0.4s;
}
/* ========================================
   Hero区SVG背景样式 - V2精心重新设计版
   ======================================== */

/* 通用SVG背景容器 */
.hero-bg-index,
.hero-bg-about,
.hero-bg-business,
.hero-bg-platform,
.hero-bg-cooperation {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  opacity: 0.5;
  overflow: hidden;
}

.hero-bg-index svg,
.hero-bg-about svg,
.hero-bg-business svg,
.hero-bg-platform svg,
.hero-bg-cooperation svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 首页：全球跨境电商网络 */
.hero-bg-index {
  background: linear-gradient(135deg, rgba(255, 229, 232, 0.3) 0%, rgba(255, 255, 255, 0.1) 100%);
}

/* 关于我们：能力成长树 */
.hero-bg-about {
  background: linear-gradient(180deg, rgba(255, 229, 232, 0.2) 0%, rgba(255, 255, 255, 0.1) 100%);
}

/* 业务体系：运营齿轮系统 */
.hero-bg-business {
  background: linear-gradient(135deg, rgba(255, 229, 232, 0.25) 0%, rgba(255, 255, 255, 0.1) 100%);
}

/* 平台与能力：全球平台网络 */
.hero-bg-platform {
  background: linear-gradient(135deg, rgba(255, 229, 232, 0.3) 0%, rgba(255, 255, 255, 0.1) 100%);
}

/* 合作：握手桥梁 */
.hero-bg-cooperation {
  background: linear-gradient(135deg, rgba(255, 229, 232, 0.25) 0%, rgba(255, 255, 255, 0.1) 100%);
}

/* 响应式 - 移动端降低透明度 */
@media (max-width: 768px) {
  .hero-bg-index,
  .hero-bg-about,
  .hero-bg-business,
  .hero-bg-platform,
  .hero-bg-cooperation {
    opacity: 0.3;
  }
}