/* ============================================================
   Enterprise 企业响应式模板 - 主样式表 v2
   设计：现代渐变配色 + SVG图标 + 居中导航 + PC/移动响应式
   ============================================================ */

/* ---------- CSS 变量 ---------- */
:root {
  --primary: #3b82f6;
  --primary-rgb: 59, 130, 246;
  --primary-dark: #1d4ed8;
  --primary-light: #eff6ff;
  --accent: #06b6d4;
  --accent2: #8b5cf6;
  --green: #10b981;
  --green-dark: #059669;
  --text: #1e293b;
  --text-light: #64748b;
  --text-muted: #94a3b8;
  --bg: #f8fafc;
  --bg-white: #ffffff;
  --border: #e2e8f0;
  --shadow: 0 1px 3px 0 rgba(0,0,0,.06), 0 1px 2px -1px rgba(0,0,0,.06);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,.07), 0 2px 4px -2px rgba(0,0,0,.05);
  --shadow-lg: 0 10px 25px -5px rgba(0,0,0,.08), 0 8px 10px -6px rgba(0,0,0,.04);
  --shadow-xl: 0 20px 50px -12px rgba(0,0,0,.12);
  --radius: 10px;
  --radius-sm: 6px;
  --radius-lg: 14px;
  --max-width: 1200px;
  --header-h: 68px;
  --transition: .25s cubic-bezier(.4,0,.2,1);
  --gradient-primary: linear-gradient(135deg, #3b82f6 0%, #6366f1 50%, #8b5cf6 100%);
  --gradient-dark: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
  --gradient-hero: linear-gradient(135deg, #1e3a5f 0%, #1e40af 40%, #5b21b6 100%);
}

/* ---------- 基础重置 ---------- */
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { font-size:16px; -webkit-text-size-adjust:100%; scroll-behavior:smooth; }
body {
  font-family: "Microsoft YaHei", "微软雅黑", "PingFang SC", "Segoe UI", "Helvetica Neue", sans-serif;
  line-height:1.7; color:var(--text); background:var(--bg);
}
h1, h2, h3, h4, h5, h6 { font-size:inherit; font-weight:inherit; }
a { color:inherit; text-decoration:none; }
img { max-width:100%; height:auto; display:block; }
ul,ol { list-style:none; }
::selection { background:var(--primary); color:#fff; }

/* ---------- 容器 ---------- */
.container, .section-container { max-width:var(--max-width); margin:0 auto; padding:0 24px; }

/* ================================================================
   头部导航 — 桌面居中布局
   ================================================================ */
.header {
  position:sticky; top:0; z-index:1000;
  background:rgba(15,23,42,.92); backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(59,130,246,.15);
  transition:var(--transition);
}
.header::after {
  content:''; position:absolute; bottom:0; left:0; right:0; height:1px;
  background:linear-gradient(90deg, transparent, rgba(59,130,246,.35), rgba(99,102,241,.35), rgba(59,130,246,.35), transparent);
  opacity:.6; transition:opacity .3s;
}
.header.scrolled {
  border-bottom-color:rgba(59,130,246,.2);
  box-shadow:0 2px 20px rgba(0,0,0,.25);
}
.header.scrolled::after { opacity:1; }
.header-inner {
  max-width:var(--max-width); margin:0 auto; padding:0 24px;
  height:var(--header-h); display:flex; align-items:center; justify-content:space-between; gap:24px;
  position:relative;
}

/* Logo */
.logo {
  font-size:20px; font-weight:800; letter-spacing:-.3px;
  display:flex; align-items:center; gap:10px; white-space:nowrap;
  flex-shrink:0; z-index:2;
}
.logo .logo-img { height:36px; max-width:200px; object-fit:contain; }
.logo .logo-icon {
  width:36px; height:36px; border-radius:10px;
  background:var(--gradient-primary);
  display:flex; align-items:center; justify-content:center;
  color:#fff; font-size:18px; font-weight:700;
}
.logo .logo-text { color:#f1f5f9; }
.logo .logo-text span { color:#60a5fa; }
.logo:hover .logo-icon { transform:scale(1.05); box-shadow:0 0 20px rgba(59,130,246,.3); }
.logo:hover .logo-text span { color:#93bbfd; }

/* 桌面导航 — 居中 */
.nav-menu { flex:1; display:flex; justify-content:center; }
.nav-inner { display:flex; align-items:center; gap:2px; }
.nav-item-wrapper { position:relative; }
/* 透明桥接区域 — 填补父菜单到下拉菜单的间隙，防止鼠标移出时 dropdown 消失 */
.nav-item-wrapper::after {
  content:''; position:absolute; top:100%; left:0; right:0; height:8px; z-index:99;
  pointer-events:none;
}
.nav-item {
  display:flex; align-items:center; gap:4px; padding:8px 16px;
  font-size:14px; font-weight:500; color:#94a3b8;
  border-radius:var(--radius-sm); transition:var(--transition);
  white-space:nowrap; cursor:pointer;
}
.nav-item:hover { color:#f1f5f9; background:rgba(59,130,246,.12); }
.nav-item.active { color:#60a5fa; background:rgba(59,130,246,.15); font-weight:600; }
.nav-arrow { font-size:10px; opacity:.5; transition:var(--transition); }
.nav-item-wrapper:hover .nav-arrow { opacity:1; transform:rotate(180deg); }

/* 子导航 — 下拉菜单 */
.sub-nav {
  display:none; position:absolute; top:calc(100% + 6px); left:50%; transform:translateX(-50%);
  min-width:150px; background:#1e293b; border-radius:var(--radius);
  box-shadow:0 12px 40px rgba(0,0,0,.4); border:1px solid rgba(59,130,246,.15); padding:6px 0; z-index:101;
  animation:fadeIn .2s ease;
}
.sub-nav-item {
  display:block; padding:10px 20px; font-size:13px; color:#94a3b8;
  transition:var(--transition); white-space:nowrap;
}
.sub-nav-item:hover, .sub-nav-item.active { color:#60a5fa; background:rgba(59,130,246,.1); }

/* 右侧操作区 */
.header-actions { display:flex; align-items:center; gap:10px; flex-shrink:0; z-index:2; }
.header-btn {
  padding:8px 18px; font-size:13px; font-weight:600; color:#fff;
  background:var(--gradient-primary); border-radius:20px;
  transition:var(--transition); box-shadow:0 2px 8px rgba(59,130,246,.3);
}
.header-btn:hover { transform:translateY(-1px); box-shadow:0 4px 18px rgba(59,130,246,.5); }

/* 移动端汉堡按钮 */
.menu-toggle {
  display:none; flex-direction:column; gap:5px; background:none; border:none;
  padding:8px; cursor:pointer; z-index:1001;
}
.menu-toggle span {
  display:block; width:22px; height:2px; background:#cbd5e1;
  border-radius:2px; transition:var(--transition);
}
.menu-toggle.active span:nth-child(1) { transform:rotate(45deg) translate(5px,5px); }
.menu-toggle.active span:nth-child(2) { opacity:0; }
.menu-toggle.active span:nth-child(3) { transform:rotate(-45deg) translate(5px,-5px); }

/* ---------- 主容器 ---------- */
.main-container { min-height:calc(100vh - 200px); }

/* ================================================================
   首页 - Hero 轮播区域
   ================================================================ */
.hero-section {
  background:var(--gradient-hero);
  position:relative; overflow:hidden;
}
.hero-section::before {
  content:''; position:absolute; inset:0;
  background:url("data:image/svg+xml,%3Csvg width='60' height='60' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M30 5 L55 30 L30 55 L5 30Z' fill='none' stroke='rgba(255,255,255,.03)' stroke-width='1'/%3E%3C/svg%3E");
  pointer-events:none;
}
.hero-inner { max-width:var(--max-width); margin:0 auto; position:relative; z-index:1; }
.hero-swiper {
  position:relative; width:100%; height:460px; overflow:hidden; border-radius:0 0 0 0;
}
.hero-swiper .swiper-wrapper { display:flex; height:100%; transition:transform .5s ease; }
.hero-swiper .swiper-slide { min-width:100%; height:100%; position:relative; }
.hero-swiper .swiper-slide a { display:block; width:100%; height:100%; }
.hero-swiper .swiper-slide img { width:100%; height:100%; object-fit:cover; }
.hero-swiper .swiper-overlay {
  position:absolute; inset:0;
  background:linear-gradient(to top, rgba(0,0,0,.7) 0%, rgba(0,0,0,.1) 40%, transparent 70%);
}
.hero-swiper .swiper-title {
  position:absolute; bottom:0; left:0; right:0;
  color:#fff; padding:80px 40px 36px;
  font-size:28px; font-weight:700; line-height:1.4; letter-spacing:-.3px;
}
.hero-swiper .swiper-pagination {
  position:absolute; bottom:28px; right:40px; display:flex; gap:12px; z-index:10;
}
.hero-swiper .swiper-dot {
  width:8px; height:8px; border-radius:50%; background:rgba(255,255,255,.4);
  cursor:pointer; transition:var(--transition);
}
.hero-swiper .swiper-dot.active { background:#fff; width:28px; border-radius:4px; }

/* Hero 下方引导区 */
.hero-cta {
  text-align:center; padding:40px 0 50px; color:#fff;
}
.hero-cta h1 {
  font-size:38px; font-weight:800; margin-bottom:16px; letter-spacing:-.5px;
}
.hero-cta p {
  font-size:18px; opacity:.85; margin-bottom:28px; max-width:600px; margin-left:auto; margin-right:auto;
}
.hero-cta .cta-buttons { display:flex; gap:14px; justify-content:center; flex-wrap:wrap; }
.hero-cta .cta-btn {
  padding:12px 32px; border-radius:30px; font-size:15px; font-weight:600;
  transition:var(--transition); display:inline-flex; align-items:center; gap:6px;
}
.hero-cta .cta-btn-primary {
  background:#fff; color:var(--primary); box-shadow:0 4px 15px rgba(0,0,0,.15);
}
.hero-cta .cta-btn-primary:hover { transform:translateY(-2px); box-shadow:0 8px 25px rgba(0,0,0,.2); }
.hero-cta .cta-btn-outline {
  background:transparent; color:#fff; border:2px solid rgba(255,255,255,.4);
}
.hero-cta .cta-btn-outline:hover { border-color:#fff; background:rgba(255,255,255,.1); }

/* ---------- 首页 - 公司简介 ---------- */
.about-section {
  background:var(--bg-white); padding:70px 0; text-align:center;
  position:relative; overflow:hidden;
}
.about-pattern {
  position:absolute; inset:0; pointer-events:none; opacity:.04;
  background-image: radial-gradient(var(--primary) 1px, transparent 1px);
  background-size: 24px 24px;
}
.about-section .container { max-width:var(--max-width); margin:0 auto; padding:0 24px; position:relative; z-index:1; }
.about-section .section-label {
  display:inline-block; padding:5px 16px; font-size:13px; font-weight:600;
  color:var(--primary); background:var(--primary-light); border-radius:20px; margin-bottom:16px;
  letter-spacing:.5px; text-transform:uppercase;
}
.about-section h2 { font-size:34px; margin-bottom:16px; font-weight:800; letter-spacing:-.5px; }
.about-section p { font-size:16px; max-width:700px; margin:0 auto 40px; line-height:1.8; color:var(--text-light); }
.about-stats { display:flex; justify-content:center; gap:80px; flex-wrap:wrap; }
.about-stat { text-align:center; }
.about-stat .stat-icon {
  width:52px; height:52px; margin:0 auto 14px; border-radius:14px;
  background:var(--primary-light); display:flex; align-items:center; justify-content:center;
}
.about-stat .stat-icon svg { width:24px; height:24px; color:var(--primary); }
.about-stat .num { font-size:42px; font-weight:800; background:var(--gradient-primary); -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text; }
.about-stat .num small { font-size:.45em; -webkit-text-fill-color:var(--text-muted); margin-left:2px; }
.about-stat .label { font-size:14px; color:var(--text-muted); margin-top:6px; }

/* ---------- 首页 - 服务卡片区 ---------- */
.services-section { padding:80px 0; background:var(--bg); }
.section-container { max-width:var(--max-width); margin:0 auto; padding:0 24px; }
.section-heading { text-align:center; margin-bottom:56px; }
.section-heading .section-label {
  display:inline-block; padding:5px 16px; font-size:13px; font-weight:600;
  color:var(--primary); background:var(--primary-light); border-radius:20px; margin-bottom:16px;
  letter-spacing:.5px;
}
.section-heading h2 { font-size:34px; color:var(--text); margin-bottom:12px; font-weight:800; letter-spacing:-.5px; }
.section-heading p { font-size:16px; color:var(--text-light); max-width:600px; margin:0 auto; }
.services-grid {
  display:grid; grid-template-columns:repeat(3, 1fr); gap:24px;
}
.service-card {
  background:var(--bg-white); border-radius:var(--radius-lg); padding:40px 28px 32px;
  text-align:center; transition:var(--transition); border:1px solid var(--border);
  position:relative; overflow:hidden;
}
.service-card::before {
  content:''; position:absolute; top:0; left:0; right:0; height:3px;
  background:var(--gradient-primary); transform:scaleX(0); transition:transform .35s ease;
}
.service-card:hover::before { transform:scaleX(1); }
.service-card:hover {
  border-color:var(--primary); box-shadow:var(--shadow-xl);
  transform:translateY(-6px);
}
.service-card .card-icon {
  width:68px; height:68px; margin:0 auto 22px; border-radius:18px;
  background:var(--primary-light); display:flex; align-items:center; justify-content:center;
  transition:var(--transition);
}
.service-card:hover .card-icon { background:var(--primary); }
.service-card:hover .card-icon svg { color:#fff; }
.service-card .card-icon svg { width:32px; height:32px; color:var(--primary); transition:var(--transition); }
.service-card h3 { font-size:18px; margin-bottom:10px; color:var(--text); font-weight:700; }
.service-card p { font-size:14px; color:var(--text-light); line-height:1.7; }

/* ---------- 首页 - 案例展示 ---------- */
.cases-section { padding:80px 0; background:var(--bg-white); }
.cases-grid { display:grid; grid-template-columns:repeat(3, 1fr); gap:24px; }
.case-card {
  background:var(--bg-white); border-radius:var(--radius-lg); overflow:hidden;
  box-shadow:var(--shadow); transition:var(--transition); border:1px solid var(--border);
}
.case-card:hover { box-shadow:var(--shadow-xl); transform:translateY(-6px); }
.case-card .case-thumb { width:100%; height:210px; overflow:hidden; position:relative; }
.case-card .case-thumb img { width:100%; height:100%; object-fit:cover; transition:transform .5s ease; }
.case-card:hover .case-thumb img { transform:scale(1.08); }
.case-card .case-thumb::after {
  content:''; position:absolute; inset:0;
  background:linear-gradient(to top, rgba(0,0,0,.25), transparent 60%);
  opacity:0; transition:opacity .3s;
}
.case-card:hover .case-thumb::after { opacity:1; }
.case-card .case-info { padding:22px; }
.case-card .case-info h3 { font-size:17px; margin-bottom:8px; font-weight:600; }
.case-card .case-info p { font-size:13px; color:var(--text-light); }

/* 查看更多按钮 */
.view-more { text-align:center; margin-top:36px; }
.btn-gradient {
  display:inline-flex; align-items:center; gap:8px;
  padding:12px 36px; font-size:15px; font-weight:600; color:#fff;
  background:var(--gradient-primary); border-radius:30px;
  box-shadow:0 4px 15px rgba(59,130,246,.3); transition:var(--transition);
}
.btn-gradient:hover { transform:translateY(-2px); box-shadow:0 8px 25px rgba(59,130,246,.4); }

/* ---------- 首页 - 新闻动态 ---------- */
.news-section { padding:80px 0; background:var(--bg); }
.news-grid { display:grid; grid-template-columns:repeat(2, 1fr); gap:20px; }
.news-card {
  display:flex; background:var(--bg-white); border-radius:var(--radius);
  overflow:hidden; transition:var(--transition); border:1px solid var(--border);
}
.news-card:hover { box-shadow:var(--shadow-lg); border-color:#cbd5e1; }
.news-card .news-thumb { width:140px; height:100px; flex-shrink:0; overflow:hidden; border-radius:8px; margin:12px 0 12px 12px; border:1px solid #e5e7eb; box-shadow:0 1px 3px rgba(0,0,0,.05); }
.news-card .news-thumb img { width:100%; height:100%; object-fit:cover; transition:transform .4s; border-radius:7px; display:block; }
.news-card:hover .news-thumb img { transform:scale(1.05); }
.news-card .news-info {
  flex:1; padding:16px 16px 14px 10px; display:flex; flex-direction:column; justify-content:space-between; min-width:0;
}
.news-card .news-info h3 {
  font-size:15px; font-weight:600; line-height:1.5;
  display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden;
}
.news-card .news-meta { font-size:12px; color:var(--text-muted); display:flex; gap:12px; }

/* ---------- 首页 - 最新文章 ---------- */
.latest-section { padding:60px 0 80px; background:var(--bg); }
.article-list { display:flex; flex-direction:column; }
.article-list .article-item {
  display:flex; align-items:center; gap:24px;
  padding:20px 24px;
  border-bottom:1px solid var(--border);
  transition:all .25s ease;
  background:transparent;
}
.article-list .article-item:first-child { border-top:1px solid var(--border); }
.article-list .article-item:hover {
  background:var(--bg-white);
  border-radius:var(--radius);
  border-color:transparent;
  box-shadow:0 2px 12px rgba(0,0,0,.05);
  padding-left:32px;
}
.article-list .article-item:hover + .article-item { border-top-color:transparent; }
.article-list .article-date {
  flex-shrink:0; width:56px; text-align:center;
}
.article-list .article-date .day {
  display:block; font-size:26px; font-weight:700; color:#2563eb; line-height:1.1;
}
.article-list .article-date .month {
  display:block; font-size:11px; color:var(--text-muted); text-transform:uppercase; letter-spacing:1px;
}
.article-list .article-content { flex:1; min-width:0; }
.article-list .article-title {
  font-size:16px; font-weight:600; color:var(--text); line-height:1.5;
  display:-webkit-box; -webkit-line-clamp:1; -webkit-box-orient:vertical; overflow:hidden;
  margin-bottom:5px; transition:color .2s;
}
.article-list .article-item:hover .article-title { color:#2563eb; }
.article-list .article-desc {
  font-size:13px; color:var(--text-light); line-height:1.6;
  display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden;
  margin-bottom:6px;
}
.article-list .article-meta {
  font-size:12px; color:var(--text-muted); display:flex; align-items:center; gap:10px;
}
.article-list .article-thumb {
  flex-shrink:0; width:120px; height:80px; border-radius:var(--radius-sm);
  overflow:hidden; background:var(--bg);
}
.article-list .article-thumb img { width:100%; height:100%; object-fit:cover; transition:transform .4s; }
.article-list .article-item:hover .article-thumb img { transform:scale(1.06); }
.article-list .article-item.no-thumb .article-desc { -webkit-line-clamp:2; }
/* 响应式 */
@media (max-width:767px) {
  .article-list .article-item { flex-wrap:wrap; gap:12px; padding:16px; }
  .article-list .article-date { width:100%; display:flex; align-items:baseline; gap:8px; text-align:left; }
  .article-list .article-date .day { font-size:22px; }
  .article-list .article-date .month { font-size:11px; }
  .article-list .article-thumb { width:100px; height:66px; }
  .article-list .article-item:hover { padding-left:16px; }
  .news-card .news-thumb { width:100%; height:160px; }
}

/* ---------- 波浪分隔符 ---------- */
.divider-wave { height:60px; position:relative; overflow:hidden; background:var(--bg); }
.divider-wave::before {
  content:''; position:absolute; bottom:0; left:0; right:0; height:60px;
  background:var(--bg-white);
  -webkit-mask-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 1440 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 30 C240 0 480 60 720 30 C960 0 1200 60 1440 30 L1440 60 L0 60Z' fill='black'/%3E%3C/svg%3E");
  mask-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 1440 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 30 C240 0 480 60 720 30 C960 0 1200 60 1440 30 L1440 60 L0 60Z' fill='black'/%3E%3C/svg%3E");
  -webkit-mask-size: cover; mask-size: cover;
}
.divider-wave.divider-light { background:var(--bg-white); }
.divider-wave.divider-light::before { background:var(--bg); }

/* ---------- 合作伙伴 ---------- */
.partners-section { padding:80px 0; background:var(--bg); }
.partners-grid {
  display:grid; grid-template-columns:repeat(6, 1fr); gap:20px;
}
.partner-item {
  display:block; background:var(--bg-white); border-radius:var(--radius);
  padding:28px 16px; text-align:center; transition:var(--transition);
  border:1px solid var(--border);
  text-decoration:none; color:inherit; cursor:pointer;
}
.partner-item:hover { box-shadow:var(--shadow-md); transform:translateY(-2px); border-color:#cbd5e1; text-decoration:none; }
.partner-logo { display:flex; flex-direction:column; align-items:center; gap:10px; }
.partner-placeholder {
  width:56px; height:56px; border-radius:16px; display:flex;
  align-items:center; justify-content:center; margin:0 auto;
  background:var(--primary-light);
}
.partner-placeholder svg { width:28px; height:28px; color:var(--primary); }
.partner-logo img { width:64px; height:64px; object-fit:contain; border-radius:12px; }
.partner-logo span { font-size:13px; color:var(--text-light); font-weight:500; }

/* 导航搜索图标 */
.nav-search .nav-search-text { display:inline; }
.nav-search svg { display:none; }
@media (min-width: 1024px) {
  .nav-search .nav-search-text { display:none; }
  .nav-search svg { display:block; }
  .nav-search { padding:8px 14px; }
}

/* ================================================================
   列表页 —— 左右两栏 / 门户风格
   ================================================================ */
.list-container { background:#f5f6f8; min-height:100vh; }
.list-inner { max-width:1200px; margin:0 auto; padding:32px 24px 80px; }

/* 面包屑 */
.breadcrumb {
  font-size:12px; color:var(--text-muted); margin-bottom:20px;
  display:flex; align-items:center; gap:6px; letter-spacing:.3px;
}
.breadcrumb a { color:var(--text-muted); transition:color .2s; }
.breadcrumb a:hover { color:var(--text); }
.breadcrumb-sep { color:var(--border); }
.breadcrumb-current { color:var(--text); font-weight:500; }

/* === 两栏布局 === */
.list-wrap {
  display:grid; grid-template-columns:1fr 320px; gap:24px; align-items:start;
}

/* === 左侧主内容 === */
.list-main {
  background:var(--bg-white); border-radius:8px; padding:28px 32px;
  box-shadow:0 1px 3px rgba(0,0,0,.04);
}

/* 标题区 */
.list-head { margin-bottom:20px; padding-bottom:16px; border-bottom:1px solid var(--border); }
.list-title {
  font-size:22px; font-weight:700; color:var(--text);
  margin-bottom:4px; line-height:1.3; position:relative; padding-left:14px;
}
.list-title::before {
  content:''; position:absolute; left:0; top:50%; transform:translateY(-50%);
  width:4px; height:20px; background:var(--primary); border-radius:2px;
}
.list-subtitle {
  font-size:13px; color:var(--text-light); line-height:1.5; margin-bottom:12px;
}
.list-head-meta {
  display:flex; align-items:center; gap:6px; font-size:12px; color:var(--text-muted);
  flex-wrap:wrap;
}
.list-head-meta strong { color:var(--text); font-weight:600; }
.meta-divider { color:var(--border); margin:0 4px; }

/* 子分类导航 */
.list-head .sub-nav { display:flex; align-items:center; gap:2px; flex-wrap:wrap; }
.list-head .sub-nav-item {
  padding:2px 10px; border-radius:3px; font-size:12px; color:var(--text-muted);
  transition:all .15s; text-decoration:none; white-space:nowrap;
}
.list-head .sub-nav-item:hover { color:var(--text); background:#f1f5f9; }
.list-head .sub-nav-item.-active { color:var(--primary); font-weight:600; background:rgba(var(--primary-rgb)/.08); }

/* 文章列表 */
.article-list { }
.alist-item { border-bottom:1px solid #eee; }
.alist-item:last-child { border-bottom:none; }
.alist-link {
  display:flex; gap:20px; padding:18px 0; text-decoration:none; color:inherit;
  align-items:flex-start;
}
.alist-link:hover .alist-title { color:var(--primary); }
.alist-body { flex:1; min-width:0; }
.alist-title {
  font-size:16px; font-weight:600; color:var(--text); line-height:1.6;
  display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden;
  transition:color .15s; margin-bottom:4px;
}
.alist-desc {
  font-size:13px; color:#888; line-height:1.7; margin-top:6px;
  display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden;
}
.alist-meta {
  font-size:12px; color:#aaa; display:flex; align-items:center; gap:4px;
  margin-top:8px; flex-wrap:wrap;
}
.meta-dot { color:#ddd; }
.alist-cat { color:var(--primary); font-weight:500; }

.alist-thumb {
  width:140px; height:94px; flex-shrink:0; border-radius:4px;
  overflow:hidden; background:#f1f5f9;
}
.alist-thumb img { width:100%; height:100%; object-fit:cover; transition:transform .3s; }
.alist-link:hover .alist-thumb img { transform:scale(1.05); }

/* 首篇微强化 */
.alist-item.-first .alist-desc { -webkit-line-clamp:3; }

/* 加载状态 */
.list-loading {
  text-align:center; padding:32px 0; color:var(--text-muted); font-size:13px;
  display:flex; align-items:center; justify-content:center; gap:10px;
}
.loading-spinner {
  width:16px; height:16px; border:2px solid var(--border); border-top-color:var(--primary);
  border-radius:50%; animation:spin .6s linear infinite;
}
.list-end {
  text-align:center; padding:28px 0; color:#ccc; font-size:12px;
  letter-spacing:1px;
}

/* === 右侧边栏 === */
.list-sidebar { position:sticky; top:80px; }

.sidebar-block {
  background:var(--bg-white); border-radius:8px; padding:20px;
  box-shadow:0 1px 3px rgba(0,0,0,.04); margin-bottom:20px;
}
.sidebar-title {
  font-size:16px; font-weight:700; color:var(--text); margin-bottom:16px;
  padding-bottom:10px; border-bottom:2px solid var(--primary);
  display:flex; align-items:center; justify-content:space-between;
}

/* 热点列表 */
.sidebar-hot-list { list-style:none; margin:0; padding:0; }
.sidebar-hot-item { margin-bottom:14px; }
.sidebar-hot-item:last-child { margin-bottom:0; }
.sidebar-hot-item a {
  display:flex; gap:12px; text-decoration:none; color:inherit; align-items:flex-start;
}
.sidebar-hot-item a:hover .sidebar-hot-title { color:var(--primary); }
.sidebar-hot-thumb {
  width:100px; height:66px; border-radius:4px; overflow:hidden; flex-shrink:0;
  background:#f1f5f9;
}
.sidebar-hot-thumb img { width:100%; height:100%; object-fit:cover; }
.sidebar-hot-body { flex:1; min-width:0; }
.sidebar-hot-title {
  font-size:13px; font-weight:500; color:var(--text); line-height:1.5;
  display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden;
  transition:color .15s; margin-bottom:4px;
}
.sidebar-hot-meta { font-size:11px; color:#bbb; }

/* 首条热点大图 */
.sidebar-hot-item.-top a { flex-direction:column; }
.sidebar-hot-item.-top .sidebar-hot-thumb { width:100%; height:160px; margin-bottom:0; }
.sidebar-hot-item.-top .sidebar-hot-title { font-size:15px; font-weight:600; }

/* 移动端 */
@media (max-width: 767px) {
  .list-inner { padding:0; }
  .list-wrap { grid-template-columns:1fr; gap:0; }
  .list-main { border-radius:0; padding:16px 14px 24px; }
  .list-sidebar { display:none; }
  .list-head { margin-bottom:24px; padding-bottom:16px; }
  .list-title { font-size:24px; }
  .list-subtitle { font-size:13px; }

  .alist-link { gap:14px; padding:18px 0; flex-direction:column-reverse; }
  .alist-link:hover { padding-left:0; }
  .alist-thumb { width:100%; height:0; padding-bottom:56.25%; position:relative; border-radius:4px; }
  .alist-thumb img { position:absolute; top:0; left:0; width:100%; height:100%; }
  .alist-title { font-size:16px; }
  .alist-desc { font-size:13px; }
  .alist-meta { font-size:11px; }
  .list-head .sub-nav { margin-top:6px; }
}

/* ================================================================
   详情页 —— 两栏 / 门户风格
   ================================================================ */
.detail-container { background:#f5f6f8; min-height:100vh; }
.detail-inner { max-width:1200px; margin:0 auto; padding:32px 24px 80px; }

/* 面包屑 */
.detail-container .breadcrumb { margin-bottom:16px; }

/* 两栏布局 */
.detail-wrap {
  display:grid; grid-template-columns:1fr 320px; gap:24px; align-items:start;
}

/* === 左侧主内容 === */
.detail-main { min-width:0; }

/* 文章卡片 */
.article-detail {
  background:var(--bg-white); border-radius:8px;
  padding:36px 40px; box-shadow:0 1px 3px rgba(0,0,0,.04);
}

/* 头部 */
.article-detail .article-header { margin-bottom:24px; padding-bottom:18px; border-bottom:1px solid #eee; }
.article-detail .article-header h1 {
  font-size:26px; font-weight:700; line-height:1.5; margin-bottom:14px;
  color:var(--text);
}

/* 元信息行 — 紧凑图标式 */
.article-meta-row {
  display:flex; align-items:center; gap:6px; flex-wrap:wrap;
  font-size:13px; color:#999;
}
.meta-item {
  display:inline-flex; align-items:center; gap:4px; white-space:nowrap;
}
.meta-item svg { flex-shrink:0; }
.meta-item + .meta-item::before {
  content:''; display:inline-block; width:1px; height:12px; background:#ddd; margin:0 6px;
}
.meta-cat a {
  color:var(--primary); font-weight:500; text-decoration:none;
}
.meta-cat a:hover { text-decoration:underline; }

/* 正文 */
.article-detail .article-body {
  font-size:16px; line-height:2; color:var(--text);
}
.article-detail .article-body img {
    max-width:100% !important; height:auto !important; margin:24px 0; border-radius:4px;
}
.article-detail .article-body video,
.article-detail .article-body iframe {
    max-width:100% !important; height:auto !important; display:block; margin:24px 0; border-radius:4px;
}
/* 移动端文章内容图片自适应 */
@media (max-width: 767px) {
    .article-detail .article-body img {
        display:block; margin:16px auto; width:auto !important;
    }
    .article-detail .article-body table {
        display:block; overflow-x:auto; -webkit-overflow-scrolling:touch; width:100% !important;
        font-size:13px;
    }
    .article-detail .article-body iframe {
        width:100% !important; aspect-ratio:16/9; height:auto !important;
    }
}
.article-detail .article-body p { margin-bottom:20px; }

/* 标签 */
.article-tags { margin-top:28px; padding-top:18px; border-top:1px solid #eee; }
.tag {
  display:inline-block; padding:5px 14px; background:var(--bg); color:var(--text-light);
  border-radius:20px; font-size:12px; margin-right:8px; margin-bottom:8px;
  transition:var(--transition);
}
.tag:hover { background:var(--primary-light); color:var(--primary); }

/* 上下篇导航 */
.article-pager {
  margin-top:24px; padding-top:18px; border-top:1px solid #eee;
  display:grid; grid-template-columns:1fr 1fr; gap:16px;
}
.pager-item {
  text-decoration:none; display:block; padding:14px 16px;
  background:#f8fafc; border-radius:6px; transition:background .15s;
  overflow:hidden;
}
.pager-item:hover { background:#f1f5f9; }
.pager-label {
  display:block; font-size:12px; color:#999; margin-bottom:4px;
}
.pager-title {
  font-size:14px; color:var(--text); font-weight:500;
  display:-webkit-box; -webkit-line-clamp:1; -webkit-box-orient:vertical; overflow:hidden;
}
.pager-item:hover .pager-title { color:var(--primary); }
.pager-next { text-align:right; }
.pager-disabled { opacity:.4; cursor:default; }
.pager-disabled:hover { background:#f8fafc; }
.pager-disabled:hover .pager-title { color:var(--text); }

/* 视频容器 */
.video-wrapper { margin:24px 0; border-radius:6px; overflow:hidden; background:#000; }
.video-wrapper video { width:100%; display:block; }

/* 图集 */
.gallery-section { margin:24px 0; }
.gallery-slider { position:relative; background:#0f172a; border-radius:6px; overflow:hidden; }
.gallery-item { display:none; position:relative; aspect-ratio:16/9; }
.gallery-item.active { display:block; }
.gallery-item img { width:100%; height:100%; object-fit:contain; }
.gallery-counter {
  position:absolute; bottom:12px; right:12px;
  background:rgba(0,0,0,.55); color:#fff; padding:4px 14px; border-radius:12px; font-size:12px;
}
.gallery-btn {
  position:absolute; top:50%; transform:translateY(-50%);
  background:rgba(0,0,0,.4); color:#fff; border:none;
  width:40px; height:40px; border-radius:50%; cursor:pointer;
  font-size:18px; display:flex; align-items:center; justify-content:center; transition:var(--transition);
}
.gallery-btn:hover { background:rgba(0,0,0,.6); }
.gallery-btn.prev { left:12px; }
.gallery-btn.next { right:12px; }

/* === 附件下载 === */
.attachment-block {
  margin:24px 0; padding:24px 28px;
  background:#f8fafc; border-radius:8px; border:1px solid #e2e8f0;
}
.attachment-title {
  font-size:16px; font-weight:700; color:var(--text); margin-bottom:16px;
  display:flex; align-items:center; gap:8px;
}
.attachment-list { display:flex; flex-direction:column; gap:10px; }
.attachment-item {
  display:flex; align-items:center; gap:12px; padding:14px 18px;
  background:var(--bg-white); border:1px solid #e5e7eb; border-radius:6px;
  text-decoration:none; color:inherit; transition:border-color .15s,box-shadow .15s;
}
.attachment-item:hover { border-color:var(--primary); box-shadow:0 2px 8px rgba(59,130,246,.1); }
.attach-icon { color:var(--primary); flex-shrink:0; }
.attach-info { flex:1; min-width:0; display:flex; flex-direction:column; gap:2px; }
.attach-name { font-size:14px; font-weight:500; color:var(--text); overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.attach-size { font-size:12px; color:#999; }
.attach-download {
  display:inline-flex; align-items:center; gap:4px; flex-shrink:0;
  font-size:13px; font-weight:500; color:var(--primary);
}
.attachment-item:hover .attach-download { color:var(--primary-dark); }

/* === 模型标签 === */
.model-badge {
  display:inline-flex; align-items:center; gap:6px; margin-top:16px;
  padding:4px 12px; background:#eff6ff; color:var(--primary);
  border-radius:20px; font-size:12px; font-weight:500;
}
.model-icon { display:flex; align-items:center; }

/* === 相关推荐 === */
.related-block {
  background:var(--bg-white); border-radius:8px; padding:24px 28px; margin-top:24px;
  box-shadow:0 1px 3px rgba(0,0,0,.04);
}
.related-title {
  font-size:17px; font-weight:700; color:var(--text); margin-bottom:16px;
  padding-bottom:10px; border-bottom:2px solid var(--primary);
}
.related-list { list-style:none; margin:0; padding:0; }
.related-list li { margin-bottom:12px; }
.related-list li:last-child { margin-bottom:0; }
.related-list li a {
  display:flex; gap:14px; text-decoration:none; color:inherit; align-items:flex-start;
}
.related-list li a:hover .related-item-title { color:var(--primary); }
.related-thumb {
  width:120px; height:80px; border-radius:4px; overflow:hidden; flex-shrink:0; background:#f1f5f9;
}
.related-thumb img { width:100%; height:100%; object-fit:cover; }
.related-body { flex:1; min-width:0; }
.related-item-title {
  font-size:14px; font-weight:500; color:var(--text); line-height:1.6;
  display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden;
  transition:color .15s; margin-bottom:4px;
}
.related-meta { font-size:12px; color:#bbb; }

/* === 右侧边栏（复用列表页样式） === */
.detail-sidebar { position:sticky; top:80px; }

/* 分享按钮组 */
.share-btns { display:flex; justify-content:center; gap:12px; }
.share-btn {
  display:inline-flex; align-items:center; justify-content:center;
  width:40px; height:40px; border-radius:50%; border:none; cursor:pointer;
  color:#fff; transition:transform .15s,box-shadow .15s;
}
.share-btn:hover { transform:translateY(-2px); }
.share-btn:nth-child(1) { background:#475569; }           /* 复制链接 */
.share-btn:nth-child(1):hover { box-shadow:0 4px 12px rgba(71,85,105,.4); }
.share-btn:nth-child(2) { background:#07c160; }            /* 微信 */
.share-btn:nth-child(2):hover { box-shadow:0 4px 12px rgba(7,193,96,.4); }
.share-btn:nth-child(3) { background:#e6162d; }            /* 微博 */
.share-btn:nth-child(3):hover { box-shadow:0 4px 12px rgba(230,22,45,.4); }

/* ================================================================
   搜索页
   ================================================================ */
.search-container { background:var(--bg); min-height:100vh; }
.search-inner { max-width:var(--max-width); margin:0 auto; padding:36px 24px; }
.search-box {
  background:var(--bg-white); padding:24px; border-radius:var(--radius);
  box-shadow:var(--shadow); margin-bottom:24px; border:1px solid var(--border);
}
.search-form { display:flex; gap:12px; }
.search-input {
  flex:1; padding:13px 22px; border:2px solid var(--border); border-radius:28px;
  font-size:15px; outline:none; transition:var(--transition); background:var(--bg);
}
.search-input:focus { border-color:var(--primary); background:var(--bg-white); }
.search-submit {
  display:inline-flex; align-items:center; gap:6px;
  background:var(--gradient-primary); color:#fff; border:none; padding:13px 36px;
  border-radius:28px; font-size:15px; font-weight:600; cursor:pointer; transition:var(--transition);
  box-shadow:0 4px 12px rgba(59,130,246,.3); white-space:nowrap;
}
.search-submit:hover { transform:translateY(-1px); box-shadow:0 6px 20px rgba(59,130,246,.4); }
.search-result-header {
  background:var(--bg-white); padding:18px 28px; border-radius:var(--radius);
  margin-bottom:16px; display:flex; justify-content:space-between; align-items:center;
  box-shadow:var(--shadow); border:1px solid var(--border);
}
.search-suggest { background:var(--bg-white); padding:28px; border-radius:var(--radius); box-shadow:var(--shadow); border:1px solid var(--border); }
.search-suggest h3 { font-size:16px; color:var(--text); margin-bottom:16px; }
.suggest-tags { display:flex; flex-wrap:wrap; gap:10px; }
.suggest-tags .tag { padding:8px 22px; background:var(--bg); border-radius:20px; font-size:14px; }

/* 空状态 */
.empty-state { text-align:center; padding:80px 20px; color:var(--text-muted); }
.empty-state svg { margin-bottom:20px; color:var(--text-muted); }
.empty-state h3 { font-size:18px; color:var(--text); margin-bottom:6px; }

/* ================================================================
   单页
   ================================================================ */
.page-container { background:var(--bg); min-height:100vh; }
.page-inner { max-width:900px; margin:0 auto; padding:36px 24px; }
.page-content {
  background:var(--bg-white); border-radius:var(--radius);
  padding:44px; box-shadow:var(--shadow); font-size:16px; line-height:2;
  border:1px solid var(--border);
}
.page-content h1 { font-size:30px; text-align:center; margin-bottom:32px; padding-bottom:22px; border-bottom:1px solid var(--border); font-weight:800; }
.page-content img { max-width:100%; margin:24px auto; border-radius:var(--radius-sm); }
.page-content h2 { margin:32px 0 18px; font-size:22px; color:var(--primary); }
.page-content p { margin-bottom:18px; }
.page-content ul, .page-content ol { margin:18px 0; padding-left:24px; }
.page-content li { margin:8px 0; list-style:disc outside; }

/* ================================================================
   加载提示
   ================================================================ */
.loading-tip, .no-more-tip {
  text-align:center; padding:24px; color:var(--text-muted); font-size:14px;
  display:flex; align-items:center; justify-content:center; gap:8px;
}
.loading-icon {
  width:20px; height:20px; border:2.5px solid var(--border);
  border-top-color:var(--primary); border-radius:50%;
  animation:spin .8s linear infinite;
}
@keyframes spin { to { transform:rotate(360deg); } }
@keyframes fadeIn { from { opacity:0; transform:translateY(-4px); } to { opacity:1; transform:translateY(0); } }

/* ================================================================
   页脚
   ================================================================ */
.footer {
  background:var(--gradient-dark); color:#94a3b8; padding:56px 0 0;
}
.footer-grid {
  max-width:var(--max-width); margin:0 auto; padding:0 24px;
  display:grid; grid-template-columns:1fr auto; gap:48px;
}
.footer-col:last-child {
  text-align:right;
}
.footer-col:last-child .footer-contact-item {
  justify-content:flex-end;
}
.footer-col h3 { color:#fff; font-size:16px; margin-bottom:18px; font-weight:700; }
.footer-col p, .footer-col a {
  font-size:14px; line-height:2.2; display:block; color:#94a3b8; transition:var(--transition);
}
.footer-col a:hover { color:#fff; transform:translateX(3px); }
.footer-col .footer-contact-item {
  display:flex; align-items:flex-start; gap:10px; padding:4px 0;
}
.footer-col .footer-contact-item svg {
  width:18px; height:18px; color:var(--accent); flex-shrink:0; margin-top:2px;
}
.footer-bottom {
  margin-top:48px; padding:22px 24px; text-align:center;
  border-top:1px solid #1e293b; font-size:13px;
  max-width:var(--max-width); margin-left:auto; margin-right:auto; color:#64748b;
}

/* ================================================================
   返回顶部
   ================================================================ */
.back-top {
  position:fixed; bottom:40px; right:30px; width:48px; height:48px;
  background:var(--gradient-primary); color:#fff; border-radius:50%; display:none;
  align-items:center; justify-content:center; cursor:pointer; z-index:999;
  box-shadow:0 4px 15px rgba(59,130,246,.4); font-size:20px; transition:var(--transition);
}
.back-top:hover { transform:translateY(-3px); box-shadow:0 8px 25px rgba(59,130,246,.5); }

/* ================================================================
   留言板专用样式
   ================================================================ */
.guestbook-container { background:#f5f6f8; min-height:100vh; }
.guestbook-inner { max-width:1200px; margin:0 auto; padding:32px 24px 80px; }
.guestbook-wrap {
  display:grid; grid-template-columns:1fr 320px; gap:24px; align-items:start;
}
.guestbook-main {
  background:#fff; border-radius:var(--radius-lg); box-shadow:0 1px 3px rgba(0,0,0,.06);
  padding:32px;
}
.guestbook-head { margin-bottom:28px; padding-bottom:20px; border-bottom:1px solid #e5e7eb; }
.guestbook-title {
  font-size:24px; font-weight:700; color:var(--text); margin-bottom:8px;
  position:relative; padding-left:16px;
}
.guestbook-title::before {
  content:''; position:absolute; left:0; top:50%; transform:translateY(-50%);
  width:4px; height:24px; background:var(--primary); border-radius:2px;
}
.guestbook-subtitle {
  font-size:14px; color:var(--text-light); line-height:1.6; margin-top:6px;
}
.guestbook-form-area {
  /* 表单将在这里渲染 */
}
/* 留言板表单内部样式覆盖 */
.guestbook-form-area .form-container {
  max-width:100%; padding:0;
}
.guestbook-form-area .form-field { margin-bottom:18px; }
.guestbook-form-area .form-field label {
  display:block; font-size:14px; font-weight:600; color:var(--text); margin-bottom:6px;
}
.guestbook-form-area .form-field input,
.guestbook-form-area .form-field textarea,
.guestbook-form-area .form-field select {
  width:100%; padding:10px 14px; font-size:14px; border:1px solid #d1d5db;
  border-radius:var(--radius); background:#fff; color:var(--text);
  transition:border-color .2s;
}
.guestbook-form-area .form-field input:focus,
.guestbook-form-area .form-field textarea:focus,
.guestbook-form-area .form-field select:focus {
  outline:none; border-color:var(--primary); box-shadow:0 0 0 3px rgba(var(--primary-rgb),.1);
}
.guestbook-form-area .form-field textarea { resize:vertical; min-height:120px; }
.guestbook-form-area .form-submit {
  width:100%; padding:12px 0; font-size:15px; font-weight:600; color:#fff;
  background:var(--gradient-primary); border:none; border-radius:var(--radius);
  cursor:pointer; transition:all .2s;
}
.guestbook-form-area .form-submit:hover { transform:translateY(-1px); box-shadow:0 4px 12px rgba(var(--primary-rgb),.3); }

@media (max-width: 767px) {
  .guestbook-inner { padding:16px 12px 60px; }
  .guestbook-wrap { grid-template-columns:1fr; gap:16px; }
  .guestbook-main { padding:20px 16px; border-radius:0; }
  .guestbook-title { font-size:20px; }
  .guestbook-head { margin-bottom:20px; padding-bottom:14px; }
}

/* ================================================================
   移动端样式 (< 768px) — 微信风格
   ================================================================ */
@media (max-width: 767px) {
  :root {
    --primary: #10b981;
    --primary-rgb: 16, 185, 129;
    --primary-dark: #059669;
    --primary-light: #ecfdf5;
    --gradient-primary: linear-gradient(135deg, #10b981 0%, #059669 100%);
    --gradient-hero: linear-gradient(135deg, #064e3b 0%, #047857 100%);
  }

  .header { background:rgba(15,23,42,.96); }
  .header::after { opacity:0; }
  .header-inner { max-width:750px; padding:12px 16px; height:auto; }
  .logo { font-size:17px; }
  .logo .logo-icon { width:32px; height:32px; border-radius:8px; font-size:15px; }
  .logo .logo-text { color:#f1f5f9; }
  .logo .logo-text span { color:#60a5fa; }
  .header-actions { display:none; }
  .menu-toggle { display:flex; }

  /* 移动端导航 — 垂直菜单 */
  .nav-menu {
    display:none; position:absolute; top:100%; left:0; right:0;
    background:#1e293b; box-shadow:0 12px 40px rgba(0,0,0,.5);
    max-height:80vh; overflow-y:auto; animation:fadeIn .2s ease;
    border-top:1px solid rgba(59,130,246,.15);
  }
  .nav-menu.active { display:block; }
  .nav-inner { flex-direction:column; padding:0; width:100%; align-items:center; }
  .nav-item-wrapper { width:100%; }
  .nav-item {
    display:flex; padding:14px 20px; border-bottom:1px solid rgba(255,255,255,.06); font-size:15px; border-radius:0;
    color:#cbd5e1; width:100%; justify-content:center;
  }
  .nav-item:active, .nav-item.active { background:rgba(59,130,246,.12); color:#60a5fa; }
  .nav-item-wrapper::after { display:none; }
  .sub-nav { position:static; display:none; box-shadow:none; border:none; padding:0; background:rgba(15,23,42,.5); border-radius:0; z-index:auto; pointer-events:auto; width:100%; min-width:auto; transform:none; left:auto; top:auto; }
  .nav-item-wrapper.expanded .sub-nav { display:block; }
  .nav-item-wrapper.expanded .nav-arrow { transform:rotate(180deg); }
  .nav-arrow { font-size:14px; padding:0 0 0 8px; opacity:.6; }
  .sub-nav-item { padding:12px 36px; border-bottom:1px solid rgba(255,255,255,.04); font-size:14px; color:#94a3b8; display:block; z-index:auto; position:relative; text-align:center; }
  .sub-nav-item:hover, .sub-nav-item:active { color:#60a5fa; background:rgba(59,130,246,.1); }
  .sub-nav-item:last-child { border-bottom:none; }

  /* 主容器 */
  .main-container { max-width:750px; margin:0 auto; padding:12px; background:var(--bg); }

  /* Hero */
  .hero-swiper { height:220px; border-radius:0; }
  .hero-swiper .swiper-title { font-size:17px; padding:40px 16px 16px; }
  .hero-swiper .swiper-dot.active { width:20px; }
  .hero-cta { padding:24px 16px 36px; }
  .hero-cta h1 { font-size:24px; }
  .hero-cta p { font-size:15px; }

  /* About */
  .about-section { padding:40px 16px; }
  .about-section h2 { font-size:24px; }
  .about-section p { font-size:14px; }
  .about-stats { gap:20px; }
  .about-stat .num { font-size:28px; }
  .about-stat .stat-icon { width:42px; height:42px; border-radius:12px; }
  .about-stat .stat-icon svg { width:20px; height:20px; }
  .about-pattern { display:none; }

  /* Services / Cases 单列卡片 */
  .services-grid, .cases-grid { grid-template-columns:1fr; gap:12px; }
  .section-heading h2 { font-size:24px; }
  .section-heading p { font-size:14px; }
  .services-section, .cases-section, .news-section { padding:40px 0; }
  .section-container { padding:0 12px; }

  /* 服务卡片微信风 */
  .service-card {
    border-radius:var(--radius); padding:18px; text-align:left;
    display:flex; gap:14px; align-items:center; box-shadow:var(--shadow);
    border:1px solid var(--border);
  }
  .service-card::before { display:none; }
  .service-card:hover { transform:none; border-color:var(--border); box-shadow:var(--shadow); }
  .service-card .card-icon {
    width:48px; height:48px; margin:0; flex-shrink:0; border-radius:14px;
  }
  .service-card .card-icon svg { width:24px; height:24px; }
  .service-card p { display:none; }
  .service-card:hover .card-icon { background:var(--primary-light); }
  .service-card:hover .card-icon svg { color:var(--primary); }

  /* 案例卡片微信风 */
  .case-card { box-shadow:var(--shadow); border:1px solid var(--border); }
  .case-card:hover { transform:none; box-shadow:var(--shadow); }
  .case-card .case-thumb { height:170px; }
  .case-card .case-info { padding:14px 16px; }
  .case-card .case-info p { display:none; }

  /* 新闻列表单列 */
  .news-grid { grid-template-columns:1fr; }
  .news-card .news-thumb { width:100px; height:75px; border-radius:6px; margin:8px 0 8px 8px; }
  .news-card .news-thumb img { border-radius:5px; display:block; width:100%; height:100%; object-fit:cover; }

  /* 详情页 */
  .detail-inner { padding:0; }
  .detail-container .breadcrumb { padding:0 14px; margin-top:12px; }
  .detail-wrap { grid-template-columns:1fr; gap:0; }
  .detail-sidebar { display:none; }
  .article-detail { border-radius:0; padding:20px 16px; margin-bottom:0; }
  .article-detail .article-header h1 { font-size:20px; }
  .article-detail .article-body { font-size:15px; line-height:1.8; }
  .article-meta-row { font-size:12px; gap:2px; }
  .article-pager { gap:10px; }
  .related-block { border-radius:0; padding:20px 16px; margin-top:0; }
  .related-list li a { gap:10px; }
  .related-thumb { width:100px; height:68px; }

  /* 搜索 */
  .search-inner { padding:12px; }
  .search-form { flex-direction:column; }
  .search-input { border-radius:24px; }
  .search-submit { border-radius:24px; }

  /* 单页 */
  .page-inner { padding:12px; }
  .page-content { padding:22px 16px; }
  .page-content h1 { font-size:22px; }

  /* 合作伙伴 */
  .partners-section { padding:40px 0; }
  .partners-grid { grid-template-columns:repeat(3, 1fr); gap:10px; }
  .partner-item { padding:18px 8px; }
  .partner-placeholder { width:40px; height:40px; border-radius:12px; }
  .partner-placeholder svg { width:22px; height:22px; }
  .partner-logo img { width:48px; height:48px; }
  .partner-logo span { font-size:11px; }

  /* 波浪分隔 */
  .divider-wave { height:36px; }
  .divider-wave::before { height:36px; }

  /* 页脚 */
  .footer-grid { grid-template-columns:1fr; gap:28px; }
  .footer { padding:36px 0 0; }
  .footer-col { text-align:center; }
  .footer-col .footer-contact-item { justify-content:center; }

  /* 返回顶部 */
  .back-top { bottom:24px; right:16px; width:42px; height:42px; background:linear-gradient(135deg, #10b981, #059669); box-shadow:0 4px 12px rgba(16,185,129,.4); }
}

/* ================================================================
   平板端样式 (768px - 1023px)
   ================================================================ */
@media (min-width: 768px) and (max-width: 1023px) {
  .services-grid { grid-template-columns:repeat(2, 1fr); }
  .cases-grid { grid-template-columns:repeat(2, 1fr); }
  .news-grid { grid-template-columns:1fr; }
  .footer-grid { grid-template-columns:1fr auto; }
  .hero-swiper { height:360px; }
  .detail-wrap { grid-template-columns:1fr; }
  .detail-sidebar { display:none; }
  .nav-item { padding:8px 10px; font-size:13px; }
  .partners-grid { grid-template-columns:repeat(3, 1fr); }
}