/* ============================================================
 * GEO 站点 - industry 工业模板 · 现代化主样式（v3）
 * 设计风格：磨砂玻璃 / 渐变 / 微交互 / 现代字体层级
 * 配色变量由模板内 :root --primary 注入（来自 SiteConfig.primary_color）
 * ============================================================ */

/* ----------- CSS 变量与重置 ----------- */
:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-light: rgba(37, 99, 235, 0.08);
  --primary-glow: rgba(37, 99, 235, 0.25);
  --accent: #f59e0b;
  --text-1: #0f172a;
  --text-2: #334155;
  --text-3: #64748b;
  --text-4: #94a3b8;
  --line: #e5e7eb;
  --line-soft: #f1f5f9;
  --bg-1: #ffffff;
  --bg-2: #f8fafc;
  --bg-3: #f1f5f9;
  --bg-glass: rgba(255, 255, 255, 0.72);
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.06);
  --shadow-lg: 0 12px 32px -8px rgba(15, 23, 42, 0.12);
  --shadow-xl: 0 24px 48px -16px rgba(15, 23, 42, 0.18);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 22px;
  --radius-pill: 999px;
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --container-max: 1200px;
  --container-pad: 24px;
  --section-y: 80px;
}

* { box-sizing: border-box; }
*::selection { background: var(--primary); color: #fff; }

html, body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
               "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
  font-size: 15.5px;
  line-height: 1.7;
  color: var(--text-2);
  background: var(--bg-1);
  -webkit-font-smoothing: antialiased;
  scroll-behavior: smooth;
}

a { color: var(--primary); text-decoration: none; transition: color .15s var(--ease); }
a:hover { color: var(--primary-dark); }

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

h1, h2, h3, h4, h5 { font-weight: 700; line-height: 1.25; color: var(--text-1); margin: 0 0 .5em; letter-spacing: -0.01em; }
h1 { font-size: clamp(2rem, 4vw, 3rem); }
h2 { font-size: clamp(1.5rem, 2.6vw, 2.1rem); }
h3 { font-size: 1.2rem; }
p  { margin: 0 0 1em; color: var(--text-2); }

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

/* ============== 顶部导航（磨砂玻璃 + Sticky） ============== */
.site-header {
  background: var(--bg-glass);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 100;
  transition: box-shadow .3s var(--ease);
}
.site-header.is-scrolled { box-shadow: var(--shadow-md); }
.site-header .nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 68px; gap: 24px;
}
/* Logo 区 h1：重置默认 h1 样式 */
.site-header .brand-block {
  font-size: inherit; font-weight: inherit; margin: 0; flex-shrink: 0;
}
.site-header .brand {
  display: flex; align-items: center; gap: 12px;
  text-decoration: none;
}
.site-header .brand-logo { height: 40px; width: auto; border-radius: 6px; flex-shrink: 0; }
.site-header .brand-texts {
  display: flex; flex-direction: column; gap: 2px; line-height: 1.3;
}
.site-header .brand-name {
  color: var(--text-1); font-size: 16px; font-weight: 700;
}
.site-header .brand-city {
  font-size: 12px; font-weight: 500; color: var(--primary);
  letter-spacing: 0.03em;
}
/* 右侧电话区 h1 */
.site-header .nav-phone {
  font-size: inherit; font-weight: inherit; margin: 0;
  display: flex; flex-direction: column; align-items: flex-end;
  flex-shrink: 0; gap: 1px; line-height: 1.3;
}
.site-header .nav-phone-label {
  font-size: 12px; color: var(--text-3);
}
.site-header .nav-phone-number {
  font-size: 16px; font-weight: 700; color: var(--primary);
}
.site-header .main-nav {
  display: flex; gap: 6px; align-items: center;
}
.site-header .main-nav a,
.site-header .main-nav .nav-link {
  color: var(--text-2); font-size: 14px; font-weight: 500;
  padding: 8px 14px; border-radius: var(--radius-pill);
  text-decoration: none; transition: all .2s var(--ease);
  display: inline-flex; align-items: center; gap: 4px;
}
.site-header .main-nav a:hover,
.site-header .main-nav .nav-link:hover {
  color: var(--primary); background: var(--primary-light);
}
.site-header .main-nav a.active,
.site-header .main-nav a.is-active,
.site-header .main-nav .nav-link.is-active {
  color: #fff; background: var(--primary);
}

/* 一级导航下拉 */
.site-header .main-nav .nav-item.has-dropdown {
  position: relative;
}
.site-header .main-nav .nav-item .caret {
  font-size: 10px; opacity: 0.7; transition: transform .2s var(--ease);
}
.site-header .main-nav .nav-item.has-dropdown:hover .caret {
  transform: rotate(180deg);
}
.site-header .main-nav .nav-dropdown {
  position: absolute; top: calc(100% + 6px); left: 50%;
  transform: translateX(-50%) translateY(-6px);
  min-width: 200px;
  width: max-content;
  max-width: min(320px, calc(100vw - 32px));
  max-height: min(420px, calc(100vh - 110px));
  overflow-x: hidden;
  overflow-y: auto;
  background: #fff;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 8px;
  display: flex; flex-direction: column; gap: 2px;
  opacity: 0; pointer-events: none;
  transition: opacity .2s var(--ease), transform .2s var(--ease);
  z-index: 200;
}
.site-header .main-nav .nav-item.has-dropdown:hover .nav-dropdown,
.site-header .main-nav .nav-item.has-dropdown:focus-within .nav-dropdown {
  opacity: 1; pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}
.site-header .main-nav .nav-dropdown a {
  display: block; padding: 8px 14px;
  color: var(--text-2); font-size: 14px;
  border-radius: var(--radius-sm);
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.site-header .main-nav .nav-dropdown a:hover {
  background: var(--primary-soft); color: var(--primary-dark);
}
.site-header .main-nav .nav-dropdown .dd-all {
  font-weight: 600; color: var(--text-1);
  border-bottom: 1px dashed var(--line-soft);
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  margin-bottom: 4px; padding-bottom: 10px;
}
.site-header .main-nav .nav-dropdown .dd-more {
  margin-top: 4px;
  border-top: 1px solid var(--line-soft);
  color: var(--primary);
  font-weight: 600;
}
.nav-toggle {
  display: none;
  background: none; border: none; padding: 8px;
  cursor: pointer; color: var(--text-1);
}
.nav-toggle .nav-toggle-bar {
  display: block; width: 22px; height: 2px;
  background: currentColor; margin: 4px 0;
  transition: all .25s var(--ease);
}
.nav-toggle.is-open .nav-toggle-bar:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle.is-open .nav-toggle-bar:nth-child(2) { opacity: 0; }
.nav-toggle.is-open .nav-toggle-bar:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

@media (max-width: 900px) {
  .site-header .nav-inner { height: auto; min-height: 56px; flex-wrap: wrap; padding: 8px var(--container-pad); gap: 12px; }
  .site-header .brand-block { order: 1; }
  .site-header .brand-logo { height: 32px; }
  .site-header .brand-name { font-size: 14px; }
  .site-header .brand-city { font-size: 11px; }
  .site-header .nav-phone { order: 2; }
  .site-header .nav-phone-label { font-size: 11px; }
  .site-header .nav-phone-number { font-size: 14px; }
  .nav-toggle { display: block; order: 3; }
  .site-header .main-nav {
    order: 4; flex-basis: 100%;
    position: static;
    flex-direction: column; align-items: stretch; gap: 0;
    background: #fff; border-bottom: 1px solid var(--line);
    padding: 12px 16px;
    transform: translateY(-150%); opacity: 0; pointer-events: none;
    transition: all .3s var(--ease);
    box-shadow: var(--shadow-lg);
    max-height: calc(100vh - 60px); overflow-y: auto;
  }
  .site-header .main-nav.is-open {
    transform: translateY(0); opacity: 1; pointer-events: auto;
  }
  .site-header .main-nav a,
  .site-header .main-nav .nav-link {
    border-radius: var(--radius-md);
    padding: 12px 16px; margin-bottom: 4px;
  }
  /* 移动端：下拉改为嵌套列表，始终展开 */
  .site-header .main-nav .nav-item.has-dropdown { display: block; }
  .site-header .main-nav .nav-item .caret { display: none; }
  .site-header .main-nav .nav-dropdown {
    position: static; transform: none; opacity: 1;
    pointer-events: auto; box-shadow: none;
    border: none; padding: 0 0 0 16px;
    min-width: 0; background: transparent;
  }
  .site-header .main-nav .nav-dropdown a {
    padding: 8px 16px; font-size: 13px;
    color: var(--text-3);
  }
  .site-header .main-nav .nav-dropdown .dd-all {
    border-bottom: none; padding-bottom: 8px; margin-bottom: 0;
  }
}

/* ============== GEO unified nav: company + city site / city service phone ============== */
.site-header {
  background: #1b1818;
  border-bottom: 3px solid var(--accent);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  transition: box-shadow .3s var(--ease), background .3s var(--ease);
}
.site-header.is-scrolled {
  background: rgba(27, 24, 24, 0.98);
  box-shadow: 0 6px 20px rgba(15, 23, 42, 0.22);
}
.site-header .nav-inner {
  height: 72px;
  gap: 22px;
}
.site-header .brand {
  color: #fff;
}
.site-header .brand-logo {
  height: 44px;
  border-radius: 4px;
  background: #fff;
}
.site-header .brand-texts {
  justify-content: center;
  min-height: 48px;
  max-width: 220px;
  padding: 0;
  border: 0;
  gap: 0;
  line-height: 1.25;
  overflow: hidden;
}
.site-header .brand-name {
  color: #fff;
  font-size: 16px;
  font-weight: 800;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.site-header .brand-city {
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0;
  white-space: nowrap;
}
.site-header .nav-phone {
  display: block;
  flex-shrink: 0;
}
.site-header .nav-phone-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0;
  border: 0;
  text-decoration: none;
  line-height: 1.25;
  white-space: nowrap;
}
.site-header .nav-phone-label {
  color: rgba(255,255,255,0.78);
  font-size: 12px;
}
.site-header .nav-phone-number {
  color: var(--accent);
  font-size: 16px;
  font-weight: 800;
  letter-spacing: 0.02em;
}
.site-header .main-nav {
  flex: 1 1 auto;
  justify-content: center;
  gap: 8px;
  min-width: 0;
}
.site-header .main-nav a,
.site-header .main-nav .nav-link {
  color: rgba(255,255,255,0.92);
  border-radius: var(--radius-sm);
  font-weight: 700;
  padding: 10px 16px;
  white-space: nowrap;
}
.site-header .main-nav a:hover,
.site-header .main-nav .nav-link:hover {
  color: #fff;
  background: rgba(245, 158, 11, 0.16);
}
.site-header .main-nav a.active,
.site-header .main-nav a.is-active,
.site-header .main-nav .nav-link.is-active {
  color: #1b1818;
  background: var(--accent);
}
.nav-toggle {
  color: #fff;
}

@media (max-width: 900px) {
  .site-header .nav-inner {
    height: auto;
    min-height: 56px;
  }
  .site-header .brand-logo {
    height: 36px;
  }
  .site-header .brand-texts,
  .site-header .nav-phone-link {
    min-height: 42px;
    padding: 0;
  }
  .site-header .brand-texts {
    max-width: 190px;
  }
  .site-header .brand-name,
  .site-header .nav-phone-number {
    font-size: 14px;
  }
  .site-header .brand-city,
  .site-header .nav-phone-label {
    font-size: 11px;
  }
  .site-header .main-nav {
    background: #1b1818;
    border-bottom: 3px solid var(--accent);
  }
  .site-header .main-nav a,
  .site-header .main-nav .nav-link {
    color: rgba(255,255,255,0.9);
  }
  .site-header .main-nav .nav-dropdown a {
    color: rgba(255,255,255,0.68);
  }
  .site-header .main-nav .nav-dropdown .dd-all {
    color: rgba(255,255,255,0.88);
  }
}

/* ============== Hero 主图区 ============== */
.hero {
  position: relative;
  background: linear-gradient(135deg, var(--primary) 0%, #1e293b 100%);
  color: #fff;
  overflow: hidden;
  min-height: 540px;
  display: flex; align-items: center;
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(circle at 20% 20%, rgba(255,255,255,0.15), transparent 40%),
    radial-gradient(circle at 80% 60%, rgba(245,158,11,0.18), transparent 50%);
  pointer-events: none;
}
.hero .container { position: relative; z-index: 2; padding: 80px 24px; width: 100%; }

.hero h1 {
  color: #fff; font-size: clamp(2rem, 4.5vw, 3.2rem);
  margin-bottom: 18px; letter-spacing: -0.02em;
  text-shadow: 0 2px 24px rgba(0,0,0,0.15);
}
.hero .hero-slogan { font-size: 1.15rem; color: rgba(255,255,255,0.92); font-weight: 500; margin-bottom: 8px; }
.hero .hero-tag {
  display: inline-block; background: rgba(255,255,255,0.15);
  backdrop-filter: blur(8px);
  padding: 5px 16px; border-radius: var(--radius-pill);
  font-size: 13px; margin-bottom: 22px;
  border: 1px solid rgba(255,255,255,0.18);
}
.hero .hero-intro { font-size: 1.05rem; color: rgba(255,255,255,0.88); max-width: 700px; margin-bottom: 32px; line-height: 1.85; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-stats { list-style: none; padding: 0; margin: 36px 0 0; display: flex; gap: 36px; flex-wrap: wrap; }
.hero-stats li { font-size: 13.5px; color: rgba(255,255,255,0.85); display: flex; flex-direction: column; }
.hero-stats strong { font-size: 1.8rem; color: #fff; font-weight: 700; line-height: 1.1; letter-spacing: -0.02em; }

/* SVG 波浪分隔 */
.hero-wave { position: absolute; bottom: -1px; left: 0; right: 0; height: 60px; line-height: 0; z-index: 2; }
.hero-wave svg { width: 100%; height: 100%; display: block; }
.hero-wave path { fill: var(--bg-1); }

/* ============== Banner 轮播 ============== */
.banner-carousel { position: relative; min-height: 520px; overflow: hidden; }
.banner-slide {
  position: absolute; inset: 0;
  opacity: 0; transition: opacity .8s var(--ease);
  display: flex; align-items: center;
  background-image: var(--banner-image);
  background-size: cover; background-position: center;
}
.banner-slide.is-active { opacity: 1; z-index: 1; }
/* 左侧透亮、右侧透明的渐变遮罩，让主文本区可读 */
.banner-slide::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(95deg, rgba(15, 23, 42, 0.72) 0%, rgba(15, 23, 42, 0.45) 38%, rgba(15, 23, 42, 0.05) 70%);
  pointer-events: none;
}
.banner-inner {
  position: relative; z-index: 2;
  max-width: var(--container-max); margin: 0 auto;
  padding: 70px var(--container-pad) 110px; width: 100%; color: #fff;
}
.banner-text { max-width: 560px; text-align: left; }
.banner-tag {
  display: inline-block; background: rgba(255,255,255,0.16);
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  padding: 6px 16px; border-radius: var(--radius-pill);
  font-size: 13px; margin-bottom: 18px;
  border: 1px solid rgba(255,255,255,0.28); color: #fff; font-weight: 500;
}
.banner-title {
  color: #fff;
  font-size: clamp(2.2rem, 4.6vw, 3.4rem);
  font-weight: 800; line-height: 1.18;
  margin-bottom: 16px; letter-spacing: -0.02em;
  text-shadow: 0 4px 28px rgba(0,0,0,0.45);
}
.banner-desc {
  color: rgba(255,255,255,0.94);
  font-size: 1.05rem; max-width: 520px;
  margin-bottom: 28px; line-height: 1.8;
  text-shadow: 0 2px 12px rgba(0,0,0,0.4);
}
.banner-text .btn-primary {
  background: var(--primary); color: #fff; border-color: var(--primary);
  box-shadow: 0 8px 24px var(--primary-glow);
}
.banner-text .btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); }
.banner-dots { position: absolute; bottom: 24px; left: 50%; transform: translateX(-50%); z-index: 5; display: flex; gap: 8px; }
.banner-dot {
  width: 10px; height: 10px; border-radius: 50%; border: none;
  background: rgba(255,255,255,0.45); cursor: pointer; padding: 0;
  transition: all .25s var(--ease);
}
.banner-dot.is-active { width: 30px; border-radius: 5px; background: #fff; }
.banner-arrow {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 46px; height: 46px; border-radius: 50%;
  background: rgba(15, 23, 42, 0.45);
  border: 1px solid rgba(255,255,255,0.35);
  color: #fff; font-size: 22px; cursor: pointer; z-index: 5;
  display: flex; align-items: center; justify-content: center;
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  transition: all .2s var(--ease);
  line-height: 1;
}
.banner-arrow:hover {
  background: rgba(15, 23, 42, 0.75); border-color: rgba(255,255,255,0.6);
  transform: translateY(-50%) scale(1.06);
}
.banner-prev { left: 20px; }
.banner-next { right: 20px; }
@media (max-width: 768px) {
  .banner-arrow { display: none; }
  .banner-carousel { min-height: 440px; }
  .banner-inner { padding: 50px var(--container-pad) 90px; }
  .banner-text { max-width: 100%; }
  .banner-slide { background-image: var(--banner-mobile-image, var(--banner-image)); }
  .banner-slide::after { background: linear-gradient(180deg, rgba(15,23,42,0.55), rgba(15,23,42,0.7)); }
}

/* ============== 按钮 ============== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 28px; border-radius: var(--radius-md);
  font-size: 15px; font-weight: 600;
  cursor: pointer; border: 1px solid transparent;
  transition: all .25s var(--ease);
  font-family: inherit; letter-spacing: 0.02em;
}
.btn-primary { background: #fff; color: var(--primary); box-shadow: var(--shadow-sm); }
.btn-primary:hover { background: #fff; color: var(--primary-dark); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,0.5); }
.btn-ghost:hover { background: rgba(255,255,255,0.12); border-color: #fff; }
.btn-lg { padding: 14px 36px; font-size: 16px; }
.btn-block { width: 100%; }

/* 在浅色背景内的按钮：实色 */
.section .btn-primary, .section-light .btn-primary {
  background: var(--primary); color: #fff; border-color: var(--primary);
}
.section .btn-primary:hover, .section-light .btn-primary:hover {
  background: var(--primary-dark); color: #fff;
}
.section .btn-ghost, .section-light .btn-ghost {
  color: var(--primary); border-color: var(--primary);
}
.section .btn-ghost:hover, .section-light .btn-ghost:hover { background: var(--primary-light); }

/* ============== Section 通用 ============== */
.section { padding: var(--section-y) 0; position: relative; }
.section-light { background: var(--bg-2); }
.section-alt { background: linear-gradient(180deg, var(--bg-2), #fff); }

.section-title { text-align: center; font-size: clamp(1.6rem, 3vw, 2.2rem); margin-bottom: 14px; }
.section-title::after {
  content: ""; display: block; width: 56px; height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  border-radius: 2px; margin: 14px auto 0;
}
.section-sub {
  text-align: center; color: var(--text-3); font-size: 1rem;
  margin: 0 auto 48px; max-width: 720px;
}

.more-link { text-align: center; margin-top: 40px; }
.more-link a {
  color: var(--primary); font-weight: 600; font-size: 14px;
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 18px; border-radius: var(--radius-pill);
  background: var(--primary-light); transition: all .2s var(--ease);
}
.more-link a:hover { background: var(--primary); color: #fff; transform: translateX(4px); }
.link-arrow { display: inline-flex; align-items: center; gap: 4px; color: var(--primary); font-weight: 500; }
.link-arrow:hover { gap: 8px; }

/* ============== Grid ============== */
.grid { display: grid; gap: 24px; }
.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: 960px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

/* ============== Card ============== */
.card {
  display: block; background: #fff;
  border: 1px solid var(--line); border-radius: var(--radius-lg);
  overflow: hidden; transition: all .35s var(--ease);
  color: inherit; position: relative;
}
.card:hover {
  transform: translateY(-6px); box-shadow: var(--shadow-xl);
  border-color: var(--primary);
}
.card .card-img {
  width: 100%; aspect-ratio: 16/10;
  overflow: hidden; background: var(--bg-3); position: relative;
}
.card .card-img img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .6s var(--ease);
}
.card:hover .card-img img { transform: scale(1.06); }
.card .card-img.placeholder {
  background:
    linear-gradient(135deg, var(--bg-3), #fff),
    repeating-linear-gradient(45deg, rgba(0,0,0,0.02) 0 10px, transparent 10px 20px);
}
.card .card-body { padding: 20px 22px; position: relative; z-index: 1; }
.card .card-body h3 { font-size: 1.05rem; margin-bottom: 8px; color: var(--text-1); }
.card:hover .card-body h3 { color: var(--primary); }
.card .card-desc {
  font-size: 13.5px; color: var(--text-3); margin: 0; line-height: 1.7;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical;
  overflow: hidden;
}
.card .card-time { display: block; margin-top: 12px; color: var(--text-4); font-size: 12.5px; }
.card .price { margin: 8px 0 0; color: var(--accent); font-weight: 700; font-size: 1.1rem; }

.tag {
  display: inline-block; background: var(--primary-light); color: var(--primary);
  padding: 3px 12px; border-radius: var(--radius-pill);
  font-size: 12px; font-weight: 500; margin-bottom: 10px;
}

/* ============== USP 卖点 ============== */
.usp-grid { gap: 26px; }
.usp-card {
  background: #fff; padding: 32px 26px;
  border: 1px solid var(--line); border-radius: var(--radius-lg);
  transition: all .3s var(--ease);
  position: relative; overflow: hidden;
}
.usp-card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0;
  height: 3px; background: linear-gradient(90deg, var(--primary), var(--accent));
  transform: scaleX(0); transform-origin: left;
  transition: transform .35s var(--ease);
}
.usp-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: transparent; }
.usp-card:hover::before { transform: scaleX(1); }
.usp-card .usp-icon {
  font-size: 2.4rem; margin-bottom: 14px;
  width: 60px; height: 60px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--primary-light), transparent);
  border-radius: var(--radius-lg);
}
.usp-card h3 { font-size: 1.1rem; margin-bottom: 10px; }
.usp-card p { font-size: 14px; color: var(--text-3); line-height: 1.7; margin: 0; }

/* ============== HowTo 流程 ============== */
.howto-row {
  list-style: none; padding: 0; margin: 30px 0 0;
  display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 18px;
}
.howto-step {
  background: #fff; padding: 26px 22px;
  border-radius: var(--radius-lg); border: 1px solid var(--line);
  position: relative; transition: all .25s var(--ease);
}
.howto-step:hover { transform: translateY(-3px); border-color: var(--primary); box-shadow: var(--shadow-md); }
.howto-step .howto-num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff; font-weight: 700; font-size: 1rem;
  margin-bottom: 12px; box-shadow: 0 4px 12px var(--primary-glow);
}
.howto-body h3 { font-size: 1rem; margin-bottom: 6px; }
.howto-body p { font-size: 13.5px; color: var(--text-3); margin: 0; line-height: 1.6; }

/* ============== 企业相册 ============== */
.gallery-grid {
  display: grid; gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  grid-auto-rows: 200px;
}
.gallery-item {
  position: relative; overflow: hidden; cursor: zoom-in;
  border-radius: var(--radius-md); background: var(--bg-3);
}
.gallery-item:nth-child(5n+1) { grid-row: span 2; }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease); }
.gallery-item::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(15,23,42,0.6));
  opacity: 0; transition: opacity .3s var(--ease);
}
.gallery-item:hover img { transform: scale(1.06); }
.gallery-item:hover::after { opacity: 1; }
.gallery-item .gallery-caption {
  position: absolute; bottom: 12px; left: 14px; right: 14px; z-index: 2;
  color: #fff; font-size: 13px; font-weight: 500;
  opacity: 0; transform: translateY(8px);
  transition: all .3s var(--ease);
}
.gallery-item:hover .gallery-caption { opacity: 1; transform: translateY(0); }
.gallery-item figcaption {
  position: absolute; bottom: 12px; left: 14px; right: 14px; z-index: 2;
  color: #fff; font-size: 13px; font-weight: 500;
  opacity: 0; transform: translateY(8px);
  transition: all .3s var(--ease);
}
.gallery-item:hover figcaption { opacity: 1; transform: translateY(0); }

/* ============== 团队成员 ============== */
.team-grid { gap: 24px; }
.team-card {
  background: #fff; padding: 24px;
  border: 1px solid var(--line); border-radius: var(--radius-lg);
  text-align: center; transition: all .3s var(--ease);
}
.team-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.team-card .team-avatar {
  width: 110px; height: 110px; margin: 0 auto 16px;
  border-radius: 50%; overflow: hidden; border: 4px solid #fff;
  box-shadow: 0 4px 16px var(--primary-glow);
}
.team-card .team-avatar img { width: 100%; height: 100%; object-fit: cover; }
.team-card h4 { font-size: 1.05rem; margin-bottom: 4px; }
.team-card .team-title {
  display: block; color: var(--primary); font-size: 13px;
  font-weight: 500; margin-bottom: 10px;
}
.team-card .team-bio { font-size: 13px; color: var(--text-3); margin: 0; }

/* ============== 合作伙伴 ============== */
.partner-row {
  display: grid; gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  align-items: center;
}
.partner-item {
  background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 18px; height: 80px;
  display: flex; align-items: center; justify-content: center;
  transition: all .25s var(--ease);
  filter: grayscale(100%); opacity: 0.78;
}
.partner-item:hover { filter: grayscale(0); opacity: 1; transform: translateY(-2px); box-shadow: var(--shadow-md); }
.partner-item img { max-height: 50px; max-width: 100%; }
.partner-item span { color: var(--text-3); font-weight: 600; }

/* ============== 数据条 / Stats（独立卡片网格风格）============== */
.stats-section {
  padding: 60px 0 70px;
  position: relative; z-index: 5;
  background: transparent;
}
/* 仅在有 banner 轮播时上提叠加 */
.stats-section.is-overlap {
  margin-top: -50px;
  padding-top: 0;
}
.stats-band {
  background: transparent !important;
  color: var(--text-1);
  padding: 0;
  border: none !important;
  box-shadow: none !important;
  border-radius: 0;
  display: grid; gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  position: relative; overflow: visible;
}
.stats-band::before { display: none !important; }

.stat-item {
  text-align: center;
  padding: 28px 20px;
  background: #fff;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  position: relative;
  transition: all .25s var(--ease-out);
  overflow: hidden;
}
.stat-item::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  opacity: 0; transition: opacity .25s var(--ease-out);
}
.stat-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary-light);
}
.stat-item:hover::before { opacity: 1; }
.stat-item:not(:last-child)::after { display: none !important; }

.stat-item .stat-icon {
  display: inline-flex;
  align-items: center; justify-content: center;
  width: 52px; height: 52px;
  margin: 0 auto 14px;
  font-size: 1.6rem;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-soft), rgba(255,255,255,0));
  border: 1px solid var(--primary-light);
}
.stat-item .stat-value {
  display: block;
  font-size: clamp(1.8rem, 3.2vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: 6px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.stat-item .stat-label {
  font-size: 14px;
  color: var(--text-2);
  font-weight: 500;
}

@media (max-width: 720px) {
  .stats-section { padding: 36px 0 40px; }
  .stats-section.is-overlap { margin-top: -24px; }
  .stats-band { gap: 12px; grid-template-columns: repeat(2, 1fr); }
  .stat-item { padding: 18px 12px; }
  .stat-item .stat-icon { width: 42px; height: 42px; font-size: 1.3rem; margin-bottom: 10px; }
}

/* ============== FAQ ============== */
.faq-list { max-width: 820px; margin: 0 auto; }
.faq-item {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-md);
  margin-bottom: 12px; padding: 18px 24px;
  transition: all .2s var(--ease);
}
.faq-item:hover { border-color: var(--primary); }
.faq-item[open] {
  border-color: var(--primary); box-shadow: var(--shadow-md);
  background: linear-gradient(180deg, #fff, var(--primary-light));
}
.faq-item summary {
  cursor: pointer; font-weight: 600; color: var(--text-1); outline: none;
  list-style: none; position: relative; padding-right: 32px; font-size: 15px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+"; position: absolute; right: 0; top: -2px;
  font-size: 1.4rem; color: var(--primary); font-weight: 300;
  transition: transform .25s var(--ease);
}
.faq-item[open] summary::after { content: "−"; }
.faq-answer {
  margin-top: 14px; padding-top: 14px;
  border-top: 1px dashed var(--line);
  color: var(--text-2); line-height: 1.85; font-size: 14.5px;
}

/* ============== CTA Band ============== */
.cta-band {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 50%, #1e293b 100%);
  color: #fff; position: relative; overflow: hidden; padding: 64px 0;
}
.cta-band::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(circle at 30% 40%, rgba(255,255,255,0.1), transparent 50%),
    radial-gradient(circle at 70% 60%, rgba(245,158,11,0.2), transparent 50%);
}
.cta-band .container { position: relative; z-index: 2; text-align: center; }
.cta-band h2 { color: #fff; font-size: clamp(1.6rem, 3vw, 2.2rem); margin-bottom: 14px; }
.cta-band p { color: rgba(255,255,255,0.88); font-size: 1.05rem; margin-bottom: 32px; }
.cta-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.cta-band .btn-primary { background: #fff; color: var(--primary); border-color: #fff; }
.cta-band .btn-primary:hover { background: rgba(255,255,255,0.92); color: var(--primary-dark); }
.cta-band .btn-ghost { color: #fff; border-color: rgba(255,255,255,0.5); }
.cta-band .btn-ghost:hover { background: rgba(255,255,255,0.12); }
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap; }

/* ============== Page Header & Breadcrumb ============== */
.page-header {
  background: linear-gradient(135deg, var(--bg-2), var(--bg-3));
  border-bottom: 1px solid var(--line);
  padding: 60px 0 48px; position: relative; overflow: hidden;
}
.page-header h1 { font-size: clamp(1.6rem, 3vw, 2.2rem); margin-bottom: 10px; }
.breadcrumb {
  font-size: 13px; color: var(--text-3);
  padding: 14px 0; background: var(--bg-2);
  border-bottom: 1px solid var(--line-soft);
}
.breadcrumb a { color: var(--text-3); }
.breadcrumb a:hover { color: var(--primary); }

/* ============== 详情页 prose 区 ============== */
.prose { max-width: 820px; margin: 0 auto; font-size: 16px; line-height: 1.85; color: var(--text-2); }
.article-body { white-space: pre-line; }
.article-body > * { white-space: normal; }
.prose h2 { font-size: 1.55rem; margin: 1.6em 0 .6em; }
.prose h3 { font-size: 1.22rem; margin: 1.4em 0 .5em; }
.prose p  { margin: 0 0 1.2em; }
.prose img { margin: 1em auto; border-radius: var(--radius-md); }
.prose ul, .prose ol { padding-left: 1.6em; margin: 0 0 1.2em; }
.prose blockquote {
  border-left: 3px solid var(--primary);
  padding: 6px 18px; color: var(--text-2);
  background: var(--primary-light); border-radius: 4px; margin: 1em 0;
}
.prose a { color: var(--primary); text-decoration: underline; }

/* 资质荣誉卡片 */
.honor-card {
  background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 20px; text-align: center; transition: all .25s var(--ease);
}
.honor-card:hover { border-color: var(--primary); transform: translateY(-3px); box-shadow: var(--shadow-md); }
.honor-card img { width: 100%; aspect-ratio: 4/3; object-fit: contain; margin: 0 auto 12px; }
.honor-card h4 { font-size: 14px; margin: 0; color: var(--text-2); }

/* ============== 联系页 ============== */
.contact-grid { display: grid; gap: 30px; grid-template-columns: 1fr 1fr; margin-top: 30px; }
.contact-card {
  background: var(--bg-2); border: 1px solid var(--line);
  border-radius: var(--radius-lg); padding: 28px;
}
.contact-card h3 { font-size: 1.1rem; margin-bottom: 14px; }
.contact-card .info-line { display: flex; align-items: flex-start; margin-bottom: 12px; font-size: 14px; }
.contact-card .info-line .label { flex: 0 0 80px; color: var(--text-3); }
.contact-card .info-line .value { flex: 1; color: var(--text-1); word-break: break-all; }
@media (max-width: 760px) { .contact-grid { grid-template-columns: 1fr; } }

/* ============== Footer ============== */
.site-footer {
  background: var(--text-1); color: #cbd5e1;
  padding: 60px 0 24px; margin-top: 60px;
  position: relative;
}
.site-footer::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
}
.site-footer h4 { color: #fff; font-size: 15px; margin-bottom: 16px; letter-spacing: 0.02em; }
.site-footer a { color: #cbd5e1; }
.site-footer a:hover { color: #fff; }
.footer-grid { display: grid; gap: 30px; grid-template-columns: 1.4fr 1fr 1.2fr; }
.footer-grid ul { list-style: none; padding: 0; margin: 0; }
.footer-grid li { margin-bottom: 8px; font-size: 13.5px; }
.footer-intro { font-size: 13.5px; color: #94a3b8; line-height: 1.8; }
.contact-list { list-style: none; padding: 0; margin: 0; }
.contact-list li { margin-bottom: 10px; font-size: 13.5px; display: flex; gap: 8px; }
.contact-list .label { color: #94a3b8; flex-shrink: 0; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  margin-top: 36px; padding-top: 20px;
  text-align: center; font-size: 12.5px; color: #64748b;
}
.footer-bottom a { color: #94a3b8; }
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .footer-grid { grid-template-columns: 1fr; } }

/* ============== Pagination ============== */
.pagination { display: flex; justify-content: center; gap: 8px; margin-top: 36px; }
.pagination a, .pagination span {
  padding: 8px 14px; border-radius: var(--radius-md);
  border: 1px solid var(--line); font-size: 13px;
  color: var(--text-2); transition: all .2s var(--ease);
}
.pagination a:hover { border-color: var(--primary); color: var(--primary); }
.pagination .current { background: var(--primary); color: #fff; border-color: var(--primary); }

/* ============== 滚入动画 ============== */
@keyframes fade-up {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
.section > .container > * { animation: fade-up .6s var(--ease) both; }
.section > .container > *:nth-child(1) { animation-delay: 0s; }
.section > .container > *:nth-child(2) { animation-delay: .08s; }
.section > .container > *:nth-child(3) { animation-delay: .16s; }
.section > .container > *:nth-child(4) { animation-delay: .24s; }
@media (prefers-reduced-motion: reduce) {
  .section > .container > * { animation: none; }
  *, *::before, *::after { transition: none !important; }
}

/* ============== 工具类 ============== */
.text-center { text-align: center; }
.muted { color: var(--text-3); }
.empty-state {
  text-align: center; padding: 80px 20px;
  color: var(--text-3); font-size: 14px;
}
.section-divider {
  height: 1px; background: linear-gradient(90deg, transparent, var(--line), transparent);
  margin: 0;
}

/* ============================================================
 * v3 补全样式：eyebrow / hero-fallback / about / 占位符 / cta
 * ============================================================ */

/* Section 眼眈 eyebrow 文本 */
.section-eyebrow {
  display: block; text-align: center;
  color: var(--primary); font-size: 13px; font-weight: 600;
  letter-spacing: 0.12em; text-transform: uppercase;
  margin: 0 auto 12px;
}

/* Hero 兜底（logo + slogan + 渐变背景） */
.hero-fallback { padding: 0; min-height: 540px; }
.hero-bg-deco {
  position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background:
    radial-gradient(circle at 15% 25%, rgba(255,255,255,0.12), transparent 45%),
    radial-gradient(circle at 85% 65%, rgba(245,158,11,0.22), transparent 50%),
    radial-gradient(circle at 50% 50%, rgba(255,255,255,0.04), transparent 70%);
}
.hero-grid {
  position: relative; z-index: 2;
  display: grid; grid-template-columns: 1.2fr 1fr;
  gap: 48px; align-items: center;
  padding: 80px var(--container-pad);
}
.hero-logo {
  height: 56px; width: auto; margin-bottom: 20px;
  filter: brightness(0) invert(1);
  background: rgba(255,255,255,0.12); padding: 10px 14px;
  border-radius: var(--radius-md); backdrop-filter: blur(8px);
}
.hero-visual {
  position: relative; aspect-ratio: 4/3;
  border-radius: var(--radius-xl); overflow: hidden;
  box-shadow: 0 24px 60px -12px rgba(0,0,0,0.4);
  border: 4px solid rgba(255,255,255,0.15);
}
.hero-visual img { width: 100%; height: 100%; object-fit: cover; }
.hero-visual::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(135deg, transparent 60%, rgba(37,99,235,0.25));
}
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; gap: 32px; padding: 60px var(--container-pad); }
  .hero-visual { max-width: 480px; margin: 0 auto; }
}

/* 企业实力区（about-feature） */
.about-feature {
  display: grid; grid-template-columns: 1.1fr 1fr;
  gap: 40px; align-items: start;
  max-width: var(--container-max); margin: 0 auto;
}
.about-images {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px;
}
.about-images .about-img-item:first-child {
  grid-column: 1 / -1;
}
.about-img-item {
  position: relative; border-radius: var(--radius-lg);
  overflow: hidden; background: var(--bg-3);
  aspect-ratio: 4/3;
}
.about-img-item img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .6s var(--ease);
}
.about-img-item:hover img { transform: scale(1.05); }
.about-img-cap {
  position: absolute; bottom: 0; left: 0; right: 0;
  background: linear-gradient(transparent, rgba(0,0,0,0.7));
  color: #fff; padding: 20px 14px 12px;
  font-size: 13px; margin: 0;
}
.about-content { font-size: 15px; line-height: 1.85; color: var(--text-2); }
.about-content :first-child { margin-top: 0; }
@media (max-width: 900px) {
  .about-feature { grid-template-columns: 1fr; gap: 28px; }
}

/* 卡片占位图 / 箭头 */
.card-img-placeholder {
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--primary-light), #fff);
  color: var(--primary);
}
.placeholder-icon { font-size: 3rem; margin-bottom: 8px; opacity: 0.6; }
.placeholder-text { font-size: 13px; font-weight: 600; opacity: 0.7; padding: 0 16px; text-align: center; }
.card-arrow {
  display: inline-block; margin-top: 12px;
  color: var(--primary); font-size: 13px; font-weight: 600;
  transition: transform .25s var(--ease);
}
.card:hover .card-arrow { transform: translateX(4px); }

/* 团队头像兜底 */
.team-avatar-fallback {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff; font-size: 2.4rem; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}

/* 荣誉资质增强 */
.honor-grid .honor-card { padding: 16px; }
.honor-img {
  width: 100%; aspect-ratio: 4/3; margin-bottom: 12px;
  border-radius: var(--radius-sm); overflow: hidden;
  background: var(--bg-3);
}
.honor-img img { width: 100%; height: 100%; object-fit: contain; padding: 8px; }
.honor-img-placeholder {
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--primary-light), var(--bg-3));
  font-size: 2.4rem;
}

/* 合作伙伴区背景 */
.partners-section { padding-top: 60px; padding-bottom: 60px; }

/* CTA 文本块 */
.cta-text { margin-bottom: 28px; }
.cta-text h2 { margin-bottom: 12px; }
.cta-text p { margin: 0; }

/* Hero-fallback 颜色修正：原 .hero 已是渐变背景，补上 btn 样式 */
.hero-fallback .btn-primary { background: #fff; color: var(--primary); border-color: #fff; }
.hero-fallback .btn-primary:hover { background: rgba(255,255,255,0.92); color: var(--primary-dark); transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.hero-fallback .btn-ghost { color: #fff; border-color: rgba(255,255,255,0.5); }
.hero-fallback .btn-ghost:hover { background: rgba(255,255,255,0.12); border-color: #fff; }

/* ─── 二级页面：分类筛选条 ──────────────────────────── */
.category-bar {
  position: sticky; top: 64px; z-index: 30;
  background: rgba(255,255,255,0.92);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line-soft);
  box-shadow: 0 1px 0 rgba(15,23,42,0.04);
}
.category-row {
  display: flex; gap: 10px; flex-wrap: wrap;
  padding: 16px var(--container-pad);
  align-items: center;
}
.cat-chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 16px; border-radius: 999px;
  background: var(--bg-2); color: var(--text-2);
  border: 1px solid var(--line-soft);
  font-size: 14px; font-weight: 500;
  cursor: pointer; transition: all 0.2s var(--ease-out);
  white-space: nowrap;
}
.cat-chip:hover {
  background: var(--primary-soft); color: var(--primary-dark);
  border-color: var(--primary-light);
  transform: translateY(-1px);
}
.cat-chip.is-active {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff; border-color: var(--primary);
  box-shadow: 0 4px 12px var(--primary-glow);
}
.cat-chip .cat-count {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 22px; height: 20px; padding: 0 6px;
  font-size: 12px; font-weight: 600;
  border-radius: 999px;
  background: rgba(15,23,42,0.08); color: inherit;
}
.cat-chip.is-active .cat-count {
  background: rgba(255,255,255,0.25); color: #fff;
}
.cat-empty {
  text-align: center; padding: 60px 20px;
  color: var(--text-3); font-size: 15px;
}

/* ─── 二级页面：通用页头 ──────────────────────────── */
.page-header {
  position: relative;
  padding: 56px 0 40px;
  background: linear-gradient(135deg, var(--primary-soft) 0%, var(--bg-2) 100%);
  border-bottom: 1px solid var(--line-soft);
  overflow: hidden;
}
.page-header::before {
  content: ""; position: absolute; top: -40px; right: -40px;
  width: 220px; height: 220px; border-radius: 50%;
  background: radial-gradient(circle, var(--primary-glow), transparent 70%);
  pointer-events: none;
}
.page-header h1 {
  margin: 0 0 8px; font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 800; color: var(--text-1);
  letter-spacing: -0.01em;
}
.page-header p { margin: 0; color: var(--text-2); font-size: 15px; }

/* ─── 二级页面：面包屑 ──────────────────────────── */
.breadcrumb {
  padding: 14px 0; background: var(--bg-2);
  border-bottom: 1px solid var(--line-soft);
  font-size: 13px;
}
.breadcrumb a { color: var(--text-2); text-decoration: none; transition: color 0.2s; }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb .sep { margin: 0 8px; color: var(--text-3); }
.breadcrumb span:last-child { color: var(--text-1); font-weight: 500; }

/* ─── 二级页面：卡片增强 ──────────────────────────── */
.card-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 8px; }
.tag-primary {
  background: var(--primary-soft); color: var(--primary-dark);
  border: 1px solid var(--primary-light);
  padding: 3px 10px; border-radius: 999px;
  font-size: 12px; font-weight: 500;
}

/* news-list 增强 */
.news-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 18px; }
.news-item {
  display: grid; grid-template-columns: 1fr auto; gap: 24px;
  padding: 24px; background: #fff;
  border: 1px solid var(--line-soft); border-radius: var(--radius-lg);
  transition: all 0.25s var(--ease-out);
}
.news-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-light);
}
.news-item .news-body h3 { margin: 8px 0; font-size: 1.15rem; color: var(--text-1); }
.news-item .news-body time { display: inline-block; color: var(--text-3); font-size: 13px; margin-bottom: 8px; }
.news-item .news-body p { margin: 0; color: var(--text-2); line-height: 1.7; font-size: 14px; }
.news-item .news-img {
  width: 180px; height: 120px; object-fit: cover;
  border-radius: var(--radius-md);
}
@media (max-width: 720px) {
  .news-item { grid-template-columns: 1fr; }
  .news-item .news-img { width: 100%; height: 180px; }
}

/* article-list 增强 */
.article-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; }
.article-item a {
  display: block; padding: 22px 26px;
  background: #fff;
  border: 1px solid var(--line-soft); border-radius: var(--radius-lg);
  text-decoration: none; color: inherit;
  transition: all 0.25s var(--ease-out);
}
.article-item a:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-light);
}
.article-item h3 { margin: 0 0 8px; font-size: 1.1rem; color: var(--text-1); }
.article-item .excerpt { margin: 0 0 12px; color: var(--text-2); line-height: 1.65; font-size: 14px; }
.article-meta {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 13px; color: var(--text-3);
}
.article-meta .article-arrow { color: var(--primary); font-weight: 500; }

/* honor-grid 增强 */
.honor-grid .honor-card {
  display: flex; flex-direction: column;
  background: #fff; border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg); overflow: hidden;
  transition: all 0.25s var(--ease-out);
}
.honor-grid .honor-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-light);
}
.honor-grid .honor-img { height: 180px; }
.honor-body { padding: 16px; display: flex; flex-direction: column; gap: 6px; }
.honor-body h4 { margin: 4px 0; font-size: 1rem; color: var(--text-1); }
.honor-body time { font-size: 12px; color: var(--text-3); }
.honor-body p { margin: 4px 0 0; font-size: 13px; color: var(--text-2); line-height: 1.6; }

/* empty-state */
.empty-state {
  text-align: center; padding: 80px 20px;
  color: var(--text-3); font-size: 15px;
}

/* category-bar 移动端 */
@media (max-width: 720px) {
  .category-bar { top: 56px; }
  .category-row { padding: 12px var(--container-pad); gap: 8px; }
  .cat-chip { padding: 6px 12px; font-size: 13px; }
  .page-header { padding: 40px 0 28px; }
}

/* ==============================================================
   v4 营销升级样式（信任墙 + 客户证言 + 浮动咨询条 + Banner 双 CTA）
   ============================================================== */

/* ----------- Banner 双 CTA + 媒体推荐条 ----------- */
.banner-cta-row {
  display: flex; flex-wrap: wrap; gap: 12px; align-items: center;
}
.btn-lead-magnet {
  background: rgba(255,255,255,.92) !important;
  color: var(--primary-dark) !important;
  border: 1px solid rgba(255,255,255,.6) !important;
  backdrop-filter: blur(8px);
}
.btn-lead-magnet:hover {
  background: #fff !important;
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(0,0,0,.18);
}
.banner-trust-row {
  margin-top: 22px; padding-top: 18px;
  border-top: 1px solid rgba(255,255,255,.18);
  display: flex; flex-wrap: wrap; align-items: center;
  gap: 14px 22px;
}
.banner-trust-row .trust-row-label {
  color: rgba(255,255,255,.78); font-size: 13px; letter-spacing: .5px;
}
.banner-trust-row .trust-row-logo {
  height: 26px; width: auto; max-width: 110px;
  filter: brightness(0) invert(1) opacity(.85);
  transition: filter .25s var(--ease-out);
}
.banner-trust-row .trust-row-logo:hover { filter: brightness(0) invert(1) opacity(1); }
.banner-trust-row .trust-row-text {
  color: rgba(255,255,255,.85); font-size: 14px; font-weight: 500;
  padding: 4px 10px; border: 1px solid rgba(255,255,255,.3); border-radius: 4px;
}

/* ----------- 信任墙 Trust Wall ----------- */
.trust-wall-section {
  background: linear-gradient(180deg, #fafbfc 0%, #f4f7fb 100%);
  padding: 70px 0;
}
.trust-block + .trust-block-divider {
  margin-top: 60px; padding-top: 60px;
  border-top: 1px dashed var(--line-soft);
}
.media-grid {
  display: grid; gap: 18px;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  margin-top: 28px;
}
.media-card {
  display: flex; gap: 14px; align-items: flex-start;
  padding: 18px 20px;
  background: #fff;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: all .25s var(--ease-out);
  text-decoration: none; color: inherit;
}
a.media-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-light);
}
.media-logo {
  flex: 0 0 56px; width: 56px; height: 56px;
  display: flex; align-items: center; justify-content: center;
  background: var(--primary-soft); border-radius: 12px; overflow: hidden;
}
.media-logo img { max-width: 80%; max-height: 80%; object-fit: contain; }
.media-logo-fallback {
  font-weight: 700; color: var(--primary); font-size: 18px;
  background: linear-gradient(135deg, var(--primary-soft), #fff);
}
.media-body { flex: 1; min-width: 0; }
.media-name { display: block; font-size: 15px; color: var(--text-1); margin-bottom: 4px; }
.media-title {
  margin: 0 0 4px; color: var(--text-2); font-size: 13px; line-height: 1.5;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.media-date { font-size: 12px; color: var(--text-3); }

.cert-grid {
  display: grid; gap: 18px;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  margin-top: 28px;
}
.cert-card {
  text-align: center; padding: 24px 16px;
  background: #fff;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: all .25s var(--ease-out);
}
.cert-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary);
}
.cert-logo {
  width: 80px; height: 80px; margin: 0 auto 12px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--primary-soft), #fff);
  border-radius: 12px; overflow: hidden;
  border: 1px solid var(--line-soft);
}
.cert-logo img { max-width: 76%; max-height: 76%; object-fit: contain; }
.cert-logo-fallback span { font-size: 32px; }
.cert-name { margin: 0 0 4px; font-size: 14px; color: var(--text-1); font-weight: 600; }
.cert-issuer { margin: 0; font-size: 12px; color: var(--text-3); }

/* ----------- 客户证言 / 家长见证 ----------- */
.testimonials-section {
  background: linear-gradient(180deg, #fff 0%, #fafbfc 100%);
  padding: 80px 0;
}
.testimonials-grid {
  display: grid; gap: 22px;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  margin-top: 40px;
}
.testi-card {
  display: flex; flex-direction: column;
  background: #fff;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: all .25s var(--ease-out);
}
.testi-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary-light);
}
.testi-video {
  position: relative;
  aspect-ratio: 16 / 10;
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  cursor: pointer; overflow: hidden;
}
.testi-video .testi-poster {
  position: absolute; inset: 0;
  width: 100%; height: 100%; object-fit: cover;
  opacity: .55;
}
.testi-play {
  position: absolute; left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  width: 64px; height: 64px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,.95); border: none;
  border-radius: 50%; cursor: pointer;
  box-shadow: 0 8px 24px rgba(0,0,0,.3);
  transition: all .2s var(--ease-out);
  z-index: 2;
}
.testi-play span { color: var(--primary); font-size: 22px; margin-left: 4px; }
.testi-play:hover { transform: translate(-50%, -50%) scale(1.1); background: #fff; }
.testi-quote { padding: 22px 22px 14px; margin: 0; flex: 1; }
.testi-rating { margin-bottom: 12px; line-height: 1; }
.testi-rating .star { color: #f59e0b; font-size: 16px; margin-right: 2px; }
.testi-rating .star-empty { color: var(--line-soft); }
.testi-text {
  margin: 0; color: var(--text-2); font-size: 14.5px; line-height: 1.75;
  font-style: italic;
  display: -webkit-box; -webkit-line-clamp: 5; -webkit-box-orient: vertical; overflow: hidden;
}
.testi-foot {
  display: flex; align-items: center; gap: 12px;
  padding: 14px 22px 22px;
  border-top: 1px dashed var(--line-soft);
  margin-top: 4px;
}
.testi-avatar {
  width: 44px; height: 44px; border-radius: 50%;
  object-fit: cover; flex: 0 0 auto;
  border: 2px solid var(--primary-soft);
}
.testi-avatar-fallback {
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff; font-weight: 600; font-size: 18px;
}
.testi-meta { display: flex; flex-direction: column; min-width: 0; }
.testi-name { color: var(--text-1); font-size: 14px; }
.testi-loc { color: var(--text-3); font-size: 12px; margin-top: 2px; }

/* ----------- 全站浮动咨询条 ----------- */
.floating-cta {
  position: fixed; right: 20px; bottom: 24px;
  z-index: 999;
  opacity: 0; pointer-events: none;
  transform: translateY(8px);
  transition: opacity .3s var(--ease-out), transform .3s var(--ease-out);
}
.floating-cta.is-visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
.fcta-toggle {
  display: flex; align-items: center; gap: 8px;
  padding: 12px 18px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff; border: none;
  border-radius: 999px;
  font-size: 14px; font-weight: 600;
  cursor: pointer;
  box-shadow: 0 12px 32px rgba(37,99,235,.42);
  transition: all .2s var(--ease-out);
  margin-left: auto;
}
.fcta-toggle:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 16px 36px rgba(37,99,235,.5);
}
.fcta-toggle-icon { font-size: 18px; }
.fcta-panel {
  display: flex; flex-direction: column; gap: 8px;
  margin-bottom: 12px;
  max-height: 0; overflow: hidden;
  opacity: 0;
  transition: max-height .35s var(--ease-out), opacity .25s var(--ease-out);
}
.floating-cta.is-open .fcta-panel {
  max-height: 500px; opacity: 1;
}
.fcta-item {
  display: flex; align-items: center; gap: 12px;
  width: 240px;
  padding: 12px 14px;
  background: #fff;
  border: 1px solid var(--line-soft);
  border-radius: 12px;
  box-shadow: 0 6px 18px rgba(15,23,42,.08);
  text-decoration: none; color: var(--text-1);
  transition: all .2s var(--ease-out);
  position: relative;
}
.fcta-item:hover {
  transform: translateX(-4px);
  border-color: var(--primary);
  box-shadow: 0 10px 24px rgba(37,99,235,.18);
}
.fcta-icon {
  flex: 0 0 36px; width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  background: var(--primary-soft); border-radius: 50%;
  font-size: 18px;
}
.fcta-body { display: flex; flex-direction: column; min-width: 0; flex: 1; }
.fcta-body strong { color: var(--text-1); font-size: 13px; font-weight: 600; }
.fcta-body em {
  font-style: normal; color: var(--text-2); font-size: 13px;
  display: flex; align-items: center; gap: 6px;
  margin-top: 2px;
}
.fcta-body .copy-hint {
  font-size: 11px; color: var(--primary);
  background: var(--primary-soft); padding: 1px 6px; border-radius: 3px;
}
.fcta-wechat { position: relative; }
.fcta-qr {
  position: absolute; right: calc(100% + 12px); top: 50%;
  transform: translateY(-50%) scale(.95);
  background: #fff; padding: 12px;
  border-radius: 12px; box-shadow: 0 16px 40px rgba(15,23,42,.18);
  border: 1px solid var(--line-soft);
  opacity: 0; pointer-events: none;
  transition: all .2s var(--ease-out);
  width: 160px; text-align: center;
}
.fcta-qr img { width: 136px; height: 136px; display: block; margin: 0 auto; }
.fcta-qr p { margin: 8px 0 0; font-size: 12px; color: var(--text-3); }
.fcta-wechat:hover .fcta-qr {
  opacity: 1; pointer-events: auto;
  transform: translateY(-50%) scale(1);
}
.fcta-back .fcta-icon {
  background: transparent; color: var(--text-2);
  border: 1px dashed var(--line-soft);
  font-weight: 700;
}
.copied { color: var(--primary) !important; }

/* ----------- v4 移动端适配 ----------- */
@media (max-width: 720px) {
  .banner-cta-row { gap: 8px; }
  .banner-cta-row .btn { padding: 10px 16px; font-size: 14px; }
  .banner-trust-row { gap: 8px 12px; margin-top: 16px; padding-top: 12px; }
  .banner-trust-row .trust-row-label { width: 100%; font-size: 12px; }
  .banner-trust-row .trust-row-logo { height: 20px; max-width: 80px; }

  .trust-wall-section { padding: 50px 0; }
  .trust-block + .trust-block-divider { margin-top: 40px; padding-top: 40px; }
  .media-grid { grid-template-columns: 1fr; gap: 12px; }
  .cert-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .cert-card { padding: 18px 10px; }
  .cert-logo { width: 64px; height: 64px; }

  .testimonials-section { padding: 50px 0; }
  .testimonials-grid { grid-template-columns: 1fr; gap: 16px; }

  .floating-cta { right: 12px; bottom: 16px; }
  .fcta-toggle { padding: 10px 14px; font-size: 13px; }
  .fcta-toggle-text { display: none; }
  .fcta-toggle { padding: 12px; }
  .fcta-toggle-icon { font-size: 22px; }
  .fcta-item { width: 220px; }
  .fcta-qr {
    /* 移动端中央弹出避免裁切 */
    right: auto; left: 50%; top: auto; bottom: calc(100% + 8px);
    transform: translateX(-50%) scale(.95);
  }
  .fcta-wechat:hover .fcta-qr { transform: translateX(-50%) scale(1); }
}

/* ----------- 布局变体 layout-variant ----------- */

/* fullwidth: 容器拉宽到 1400px */
.layout-fullwidth .container {
  max-width: 1400px;
}

/* boxed: 容器缩窄 + 两侧阴影 */
.layout-boxed .container {
  max-width: 1080px;
}
.layout-boxed body,
body.layout-boxed {
  background: var(--bg-2);
}
.layout-boxed .site-main {
  max-width: 1120px;
  margin: 0 auto;
  background: var(--bg-1);
  box-shadow: var(--shadow-lg);
  min-height: 100vh;
}

/* sidebar: 主内容区左侧留窄栏（后续可放文章目录/CTA） */
.layout-sidebar .site-main {
  display: block;
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 0;
}
.layout-sidebar .site-main > *:not(.sidebar-rail) {
  grid-column: 1;
}
@media (max-width: 768px) {
  .layout-sidebar .site-main {
    display: block;
  }
}