/* ============================================
   创原 - 企业门户网站 全局样式
   ============================================ */

/* ---- CSS Variables ---- */
:root {
  /* Brand colors */
  --primary: #0052d9;
  --primary-dark: #003cab;
  --primary-light: #618dff;
  --primary-bg: #ecf2fe;
  --primary-bg-light: #f4f7fd;
  
  /* Accent */
  --accent: #00a870;
  --accent-light: #e8f8f2;
  
  /* Neutrals */
  --text-primary: #1a1a2e;
  --text-secondary: #555770;
  --text-tertiary: #8e90a6;
  --text-placeholder: #c4c4d4;
  
  /* Backgrounds */
  --bg-white: #ffffff;
  --bg-page: #f5f7fb;
  --bg-card: #ffffff;
  --bg-section: #f8f9fc;
  
  /* Borders */
  --border-color: #e7e9f0;
  --border-light: #f0f1f5;
  
  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(168,198,240,0.04);
  --shadow-md: 0 4px 16px rgba(168,198,240,0.06);
  --shadow-lg: 0 4px 30px rgba(168,198,240,0.3);
  --shadow-xl: 0 16px 48px rgba(168,198,240,0.1);
  
  /* Radius */
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  
  /* Typography */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
  --font-mono: "SF Mono", "Fira Code", "Consolas", monospace;
  
  /* Sizing */
  --header-height: 72px;
  --max-width: 1320px;
  --max-width-wide: 1320px;
  
  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  font-family: var(--font-sans);
  color: var(--text-primary);
  background: var(--bg-page);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

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

ul, ol {
  list-style: none;
}

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

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

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

/* ---- Layout ---- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.container-wide {
  max-width: var(--max-width-wide);
}

.section {
  padding: 80px 0;
}

.section-sm {
  padding: 48px 0;
}

.section-lg {
  padding: 120px 0;
}

.section-header {
  text-align: center;
	margin-top: 56px;
  margin-bottom: 56px;
}

.section-header .section-tag {
  display: inline-block;
  padding: 6px 16px;
  background: var(--primary-bg);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}

.section-header .section-title {
  font-size: 32px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
  letter-spacing: -0.5px;
  line-height: 1.3;
}

.section-header .section-desc {
  font-size: 16px;
  color: var(--text-secondary);
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.7;
}

.section-header.left {
  text-align: left;
}

.section-header.left .section-desc {
  margin: 0;
}

/* ---- Grid System ---- */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.grid-5 { display: grid; grid-template-columns: repeat(5, 1fr); gap: 24px; }

@media (max-width: 1024px) {
  .grid-4, .grid-5 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .grid-2, .grid-3, .grid-4, .grid-5 { grid-template-columns: 1fr; }
}

/* ---- Header / Navigation ---- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  background: rgba(255,255,255,0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transition: background var(--transition-normal), box-shadow var(--transition-normal);
}

.header.scrolled {
  box-shadow: var(--shadow-lg);
  background: rgba(255,255,255,0.8);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 22px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.5px;
}
.logo img{ height: 70px;}
.logo-icon {
  width: 36px;
  height: 36px;
  background: var(--primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 800;
  font-size: 18px;
}

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

.nav-item {
  position: relative;
  padding: 8px 16px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-primary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

/* nav-label 为下拉菜单中的可点击标签 */
.nav-item .nav-label {
  color: inherit;
  text-decoration: none;
}

.nav-item.dropdown {
  display: flex;
  align-items: center;
  gap: 2px;
}

.nav-item:hover,
.nav-item.active {
  color: var(--primary);
  background: var(--primary-bg-light);
}

.nav-item .nav-arrow {
  display: inline-block;
  margin-left: 4px;
  font-size: 10px;
  transition: transform var(--transition-normal);
}

.nav-item:hover .nav-arrow {
  transform: rotate(180deg);
}

/* ---- Mega Menu Dropdown ---- */
.mega-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  padding: 8px 32px 32px;
  padding-top: 16px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.15s ease, transform 0.15s ease, visibility 0s 0.25s;
  min-width: 640px;
  display: grid;
  gap: 28px;
  pointer-events: none;
  margin-top: 0;
}

/* 用伪元素在 nav-item 底部和菜单之间填充透明"桥接区" */
.nav-item.dropdown::after {
  content: '';
  position: absolute;
  bottom: -12px;
  left: 0;
  right: 0;
  height: 12px;
}

.nav-item:hover .mega-menu,
.nav-item.dropdown:focus-within .mega-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
  pointer-events: auto;
  transition: opacity 0.15s ease, transform 0.15s ease, visibility 0s 0s;
}

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

/* 产品中心全宽菜单 */
.mega-menu-products {
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  width: 100vw;
  max-width: 100vw;
  transform: translateY(4px) !important;
  min-width: unset;
  border-radius: 0;
  padding: 4px 0 24px;
  display: block;
  box-shadow:var(--shadow-lg);
  background: var(--bg-white);
  /* 桥接区：向上延伸覆盖间隙 */
  margin-top: -0px;
  padding-top: 16px;
}
.mega-menu-products::before {
  content: '';
  position: absolute;
  top: -20px;
  left: 0;
  right: 0;
  height: 20px;
  /* 透明桥接，填充鼠标移动间隙 */
}
.nav-item:hover .mega-menu-products,
.nav-item.dropdown:focus-within .mega-menu-products {
  transform: translateY(0) !important;
  transition: opacity 0.15s ease, transform 0.15s ease, visibility 0s 0s;
}
.mmp-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px 20px;
}
.mmp-item {
  display: flex;
  align-items:center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 10px;
  text-decoration: none;
  color: var(--text-primary);
  transition: all 0.2s ease;
}
.mmp-item:hover {
  background: var(--primary-bg-light);
}
.mmp-item-img {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  overflow: hidden;
}
.mmp-item-img img {
  width: 48px;
  height: 48px;
}
.mmp-item-body h5 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
  line-height: 1.3;
}
.mmp-item-body:hover h5 { color: #0052d9;}
.mmp-item-body p {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.mega-menu-col h4 {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-light);
}

.mega-menu-col a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
  transition: all var(--transition-fast);
  margin-bottom: 4px;
}

.mega-menu-col a:hover {
  background: var(--primary-bg-light);
  color: var(--primary);
}

.mega-menu-col a .menu-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background: var(--primary-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 14px;
  flex-shrink: 0;
}

/* ---- Mobile Menu ---- */
.mobile-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  align-items: center;
  justify-content: center;
  background: var(--primary-bg-light);
  color: var(--primary);
  font-size: 20px;
}

.mobile-nav {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg-white);
  z-index: 999;
  overflow-y: auto;
  padding: 16px;
}

.mobile-nav.open {
  display: block;
}

.mobile-nav-item {
  padding: 14px 16px;
  font-size: 16px;
  font-weight: 500;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mobile-nav-item:hover {
  background: var(--primary-bg-light);
  color: var(--primary);
}

@media (max-width: 1024px) {
  .nav { display: none; }
  .mobile-toggle { display: flex; }
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: all var(--transition-normal);
  white-space: nowrap;
  letter-spacing: 0.2px;
}

.btn:active {
  transform: scale(0.97);
}

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

.btn-primary:hover {
  background: var(--primary-dark);
  box-shadow: 0 4px 16px rgba(0, 82, 217, 0.3);
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 1.5px solid var(--primary);
}

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

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

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

.btn-lg {
  padding: 16px 36px;
  font-size: 16px;
  border-radius: var(--radius-md);
}

.btn-sm {
  padding: 8px 20px;
  font-size: 13px;
}

/* ---- Cards ---- */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition-normal);
}

.card:hover {
  box-shadow: var(--shadow-lg);
  border-color: transparent;
  transform: translateY(-2px);
}

.card-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: var(--primary-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 24px;
  margin-bottom: 20px;
}

.card-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--text-primary);
}

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

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 16px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  transition: gap var(--transition-fast);
}

.card-link:hover {
  gap: 10px;
}

.card-link .arrow {
  font-size: 16px;
  transition: transform var(--transition-fast);
}

.card-link:hover .arrow {
  transform: translateX(2px);
}

/* ---- Hero Section ---- */
.hero {
  position: relative;
  padding: 160px 0 120px;
  background: linear-gradient(135deg, #f0f5ff 0%, #e8f0fe 40%, #f5f3ff 100%);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(0,82,217,0.06) 0%, transparent 70%);
  border-radius: 50%;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0,168,112,0.05) 0%, transparent 70%);
  border-radius: 50%;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 680px;
}

.hero-tag {
  display: inline-block;
  padding: 8px 20px;
  background: rgba(0, 82, 217, 0.08);
  color: var(--primary);
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius-full);
  margin-bottom: 24px;
  letter-spacing: 0.3px;
}

.hero-title {
  font-size: 52px;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -1px;
  margin-bottom: 24px;
  color: var(--text-primary);
}

.hero-title .highlight {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: 18px;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 40px;
  max-width: 560px;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-image {
  position: absolute;
  right: -40px;
  top: 50%;
  transform: translateY(-50%);
  width: 560px;
  height: 420px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  z-index: 1;
}

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

.hero-stats {
  display: flex;
  gap: 48px;
  margin-top: 48px;
}

.hero-stat {
  text-align: center;
}

.hero-stat .number {
  font-size: 32px;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 8px;
}

.hero-stat .label {
  font-size: 14px;
  color: var(--text-tertiary);
}

/* ---- Page Banner ---- */
.page-banner {
  padding: 120px 0 64px;
  background: linear-gradient(135deg, #f0f5ff 0%, #e8f0fe 50%, #f8f9fc 100%);
  text-align: center;
}

.page-banner .page-title {
  font-size: 40px;
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 16px;
}

.page-banner .page-subtitle {
  font-size: 16px;
  color: var(--text-secondary);
}

/* ---- Breadcrumb ---- */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 32px;
  font-size: 13px;
  color: var(--text-tertiary);
}

.breadcrumb a {
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

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

.breadcrumb .sep {
  color: var(--text-placeholder);
}

/* ---- Product Grid ---- */
.filter-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.filter-tag {
  padding: 8px 20px;
  font-size: 14px;
  font-weight: 500;
  border-radius: var(--radius-full);
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.filter-tag:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.filter-tag.active {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
}

/* ---- Solution Grid ---- */
.solution-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-normal);
}

.solution-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: transparent;
}

.solution-card-img {
  height: 200px;
  overflow: hidden;
  background: linear-gradient(135deg, var(--primary-bg), #e8f0fe);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 48px;
}

.solution-card-body {
  padding: 24px;
}

.solution-card-body h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
}

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

/* ---- Partner Logos ---- */
.partner-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1px;
  background: var(--border-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.partner-item {
  background: var(--bg-white);
  padding: 40px 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-normal);
}

.partner-item:hover {
  background: var(--primary-bg-light);
}

.partner-item .partner-logo {
  width: 120px;
  height: 48px;
  background: var(--bg-page);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-tertiary);
}

/* ---- News List ---- */
.news-card {
  display: flex;
  gap: 24px;
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  transition: all var(--transition-normal);
  margin-bottom: 16px;
}

.news-card:hover {
  box-shadow: var(--shadow-md);
  border-color: transparent;
}

.news-card-thumb {
  width: 200px;
  height: 140px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--primary-bg), #e8f0fe);
  flex-shrink: 0;
  overflow: hidden;
}

.news-card-body {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.news-card-meta {
  display: flex;
  gap: 12px;
  font-size: 12px;
  color: var(--text-tertiary);
  margin-bottom: 8px;
}

.news-card-meta .tag {
  padding: 2px 10px;
  background: var(--primary-bg);
  color: var(--primary);
  border-radius: var(--radius-full);
  font-weight: 500;
}

.news-card-body h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
  line-height: 1.4;
}

.news-card-body p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
  flex: 1;
}

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

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-info-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact-info-item .icon-box {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--primary-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 20px;
  flex-shrink: 0;
}

.contact-info-item h4 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 4px;
}

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

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

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

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

.form-group label .required {
  color: #e34d59;
}

.form-input {
  width: 100%;
  padding: 12px 16px;
  font-size: 15px;
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-sm);
  background: var(--bg-white);
  color: var(--text-primary);
  transition: all var(--transition-fast);
  outline: none;
}

.form-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 82, 217, 0.1);
}

.form-input::placeholder {
  color: var(--text-placeholder);
}

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

.form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.form-submit {
  width: 100%;
  padding: 14px 0;
  font-size: 16px;
  font-weight: 600;
  background: var(--primary);
  color: white;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-normal);
}

.form-submit:hover {
  background: var(--primary-dark);
  box-shadow: var(--shadow-md);
}

/* ---- About Page ---- */
.about-section {
  padding: 64px 0;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.about-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 400px;
  background: linear-gradient(135deg, #f0f5ff, #e8f0fe);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 64px;
}

.about-text h2 {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 20px;
  letter-spacing: -0.5px;
}

.about-text p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 16px;
}

.timeline {
  position: relative;
  padding-left: 32px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: var(--primary);
  opacity: 0.3;
}

.timeline-item {
  position: relative;
  margin-bottom: 32px;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -32px;
  top: 6px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--primary);
  border: 3px solid var(--bg-white);
  box-shadow: 0 0 0 3px var(--primary-bg);
}

.timeline-item .year {
  font-size: 14px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 4px;
}

.timeline-item h4 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 4px;
}

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

/* ---- Footer ---- */
.footer {
  background: #E9ECF2;
  padding: 48px 0 0;
}

.footer-grid {
   display: flex;  justify-content: space-between;
  padding-bottom: 20px;
}
.footer-col{ display: flex; flex-direction:row; align-items: center; gap:40px}
.footer-col h4 {
  color: #181818;
  font-size: 15px;
  font-weight: 600;
}

.footer-col a {
  display: block;
  padding: 6px 0;
  font-size: 14px;
  color: #4B5B76;
  transition: color var(--transition-fast);
}

.footer-col a:hover {
  color: #0052d9;
}

.footer-bottom {
  padding: 24px 0;color: #4B5B76;
  display: flex;
  align-items: center;
	 border-top: 1px solid #ddd;
  justify-content:flex-start;
  font-size: 13px;gap:40px
}

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

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

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.animate-fade-in-up {
  animation: fadeInUp 0.6s ease forwards;
}

.animate-fade-in {
  animation: fadeIn 0.6s ease forwards;
}

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

/* Scroll reveal placeholder */
[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  .hero-title { font-size: 40px; }
  .hero-image { display: none; }
  .hero-stats { gap: 24px; flex-wrap: wrap; }
  .contact-grid { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .partner-grid { grid-template-columns: repeat(3, 1fr); }
  .news-card { flex-direction: column; }
  .news-card-thumb { width: 100%; height: 180px; }
}

@media (max-width: 640px) {
  .hero-title { font-size: 32px; }
  .hero-desc { font-size: 15px; }
  .section { padding: 56px 0; }
  .section-header .section-title { font-size: 28px; }
  .partner-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .hero-buttons { flex-direction: column; }
}



.block-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 80px;
}
.block-card {
    background: var(--bg-white);
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius-lg);
    padding: 40px 28px;
    text-align: center;
    transition: all 0.35s ease;
}
.block-card:hover {
    box-shadow: 0 12px 40px rgba(0,0,0,0.07);
    transform: translateY(-4px);
    border-color: transparent;
}
.block-card .v-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--primary-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin: 0 auto 20px;
    color: var(--primary);
    transition: all 0.35s ease;
}
.block-card:hover .v-icon {
    background: var(--primary);
    color: #fff;
}
.block-card h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
}
.block-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ============================================
   全局 banner-desc 两行限制
   ============================================ */
.banner-desc {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ============================================
   二级页面 banner 统一最小高度
   ============================================ */
.page-banner,
.news-banner,
.products-banner,
.solutions-banner,
.services-banner,
.contact-banner,
.about-banner,
.partners-banner {
  min-height: 280px;
  display: flex;
  align-items: center;

}
.page-banner .container,
.news-banner .container,
.products-banner .container,
.solutions-banner .container,
.services-banner .container,
.contact-banner .container,
.about-banner .container,
.partners-banner .container {
  width: 100%;
}
    .contact-banner {
      position: relative;
      padding: 100px 0 56px;
        background: url("../images/two-banner.png") no-repeat center top; background-size: cover;
      overflow: hidden;
      text-align: center;
    }

    .contact-banner .banner-content { position: relative; z-index: 1; }
    .contact-banner h1 {
      font-size: 36px; font-weight: 800;
      color: #181818; letter-spacing: -0.5px;
      margin-bottom: 16px;
    }
    .contact-banner h1 span {
      background: linear-gradient(135deg, #004fe0, #000d94);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
    }
    .contact-banner .banner-desc {
      font-size: 16px;
      color: #636363;
      max-width: 560px; margin: 0 auto;
      line-height: 1.7;
    }

    .contact-main { padding: 64px 0 0; }

  /* Filter Bar */
    .products-filter {
      display: flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 20px;
      padding: 6px;
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-sm);
      flex-wrap: wrap;
    }
    .products-filter .filter-btn {
      padding: 10px 22px;
      font-size: 14px;
      font-weight: 500;
      border-radius: var(--radius-md);
      color: var(--text-secondary);
      transition: all 0.25s ease;
      white-space: nowrap;
      position: relative;
    }
    .products-filter .filter-btn:hover {
      color: var(--primary);
      background: var(--primary-bg-light);
    }
    .products-filter .filter-btn.active {
      background: var(--primary);
      color: #fff;
      box-shadow: 0 2px 8px rgba(0,82,217,0.25);
    }
    .products-filter .filter-divider {
      width: 1px;
      height: 20px;
      background: var(--border-color);
      margin: 0 6px;
    }

/* ---- Quill Rich Text Alignment Support ---- */
.ql-align-center  { text-align: center; }
.ql-align-right   { text-align: right; }
.ql-align-justify { text-align: justify; }