:root {
      --primary: #E8451A;
      --primary-light: #FF6B3D;
      --primary-dark: #C43010;
      --steel: #1B4D8C;
      --steel-light: #2A6CC4;
      --steel-dark: #0F2E55;
      --dark: #0E1520;
      --dark-2: #1A2332;
      --metal: #2C3E50;
      --metal-light: #4A6580;
      --text-main: #1C2431;
      --text-sub: #5A6577;
      --text-light: #8E99A8;
      --bg-light: #F4F6F9;
      --bg-section: #EDF0F5;
      --white: #ffffff;
      --border: #DDE3EC;
      --radius: 12px;
      --radius-lg: 20px;
      --shadow: 0 4px 24px rgba(14,21,32,0.08);
      --shadow-lg: 0 12px 48px rgba(14,21,32,0.15);
    }
    * { margin: 0; padding: 0; box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      font-family: -apple-system, "PingFang SC", "Helvetica Neue", Arial, sans-serif;
      color: var(--text-main);
      background: var(--white);
      line-height: 1.6;
      overflow-x: hidden;
    }
    a { text-decoration: none; color: inherit; }
    ul { list-style: none; }
    img { display: block; max-width: 100%; }

    .container-fluid { max-width: 1200px; margin: 0 auto; padding: 0 40px; }
    .btn-primary {
      display: inline-flex; align-items: center; gap: 8px;
      padding: 14px 32px;
      background: linear-gradient(135deg, var(--primary), var(--primary-light));
      color: var(--white); border-radius: 8px; font-size: 16px; font-weight: 600;
      cursor: pointer; transition: all 0.3s; border: none;
      box-shadow: 0 4px 16px rgba(232,69,26,0.35);
    }
    .btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(232,69,26,0.45); }
    .btn-outline {
      display: inline-flex; align-items: center; gap: 8px;
      padding: 13px 31px; background: transparent;
      color: var(--primary); border: 1.5px solid var(--primary);
      border-radius: 8px; font-size: 16px; font-weight: 600;
      cursor: pointer; transition: all 0.3s;
    }
    .btn-outline:hover { background: rgba(232,69,26,0.06); transform: translateY(-2px); }
    .btn-white {
      display: inline-flex; align-items: center; gap: 8px;
      padding: 14px 32px; background: var(--white); color: var(--steel);
      border-radius: 8px; font-size: 16px; font-weight: 600;
      cursor: pointer; transition: all 0.3s; border: none;
    }
    .btn-white:hover { transform: translateY(-2px); box-shadow: var(--shadow); }

    .section-tag {
      display: inline-block; padding: 5px 14px;
      background: rgba(232,69,26,0.08); color: var(--primary);
      border-radius: 20px; font-size: 13px; font-weight: 600; margin-bottom: 16px;
    }
    .section-title {
      font-size: 36px; font-weight: 700; color: var(--dark);
      line-height: 1.3; margin-bottom: 16px;
    }
    .section-title em { font-style: normal; color: var(--primary); }
    .section-desc {
      font-size: 17px; color: var(--text-sub); line-height: 1.8; max-width: 640px;
    }
    .section-header { text-align: center; margin-bottom: 60px; }
    .section-header .section-desc { margin: 0 auto; }

    /* ===== 导航栏 ===== */
    .navbar {
      position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
      background: rgba(255,255,255,0.96); backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border); height: 64px;
      display: flex; align-items: center;
    }
    .navbar .container-fluid { display: flex; align-items: center; justify-content: space-between; width: 100%; }
    .nav-logo { display: flex; align-items: center; gap: 10px; }
    .nav-logo .logo-icon {
      width: 36px; height: 36px;
      background: linear-gradient(135deg, var(--steel), var(--steel-light));
      border-radius: 8px; display: flex; align-items: center; justify-content: center;
      color: white; font-weight: 800; font-size: 14px;
    }
    .nav-logo span { font-size: 18px; font-weight: 700; color: var(--dark); }
    .nav-logo .badge {
      padding: 2px 8px; background: var(--primary); color: white;
      border-radius: 4px; font-size: 11px; font-weight: 600;
    }
    .nav-links { display: flex; gap: 32px; align-items: center; }
    .nav-links a { font-size: 15px; color: var(--text-sub); transition: color 0.2s; font-weight: 500; }
    .nav-links a:hover, .nav-links a.active { color: var(--steel); }
    .nav-actions { display: flex; gap: 12px; align-items: center; }
    .nav-btn-demo {
      padding: 8px 20px; border: 1.5px solid var(--border); border-radius: 6px;
      font-size: 14px; color: var(--text-main); cursor: pointer; transition: all 0.2s; font-weight: 500;
    }
    .nav-btn-demo:hover { border-color: var(--steel); color: var(--steel); }
    .nav-btn-cta {
      padding: 9px 22px; background: var(--steel); color: white;
      border-radius: 6px; font-size: 14px; font-weight: 600; cursor: pointer; transition: all 0.2s;
    }
    .nav-btn-cta:hover { background: var(--steel-dark); }

    /* ===== HERO ===== */
    .hero {
      padding-top: 64px;
      background: linear-gradient(160deg, #0E1520 0%, #152035 40%, #0F2E55 100%);
      position: relative; overflow: hidden; min-height: 720px;
      display: flex; align-items: center;
    }
    .hero::before {
      content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0;
      background: url('/static/images/industry/car/hero-bg.jpg') center/cover;
      opacity: 0.12;
    }
    .hero::after {
      content: ''; position: absolute; top: -200px; right: -200px;
      width: 700px; height: 700px;
      background: radial-gradient(circle, rgba(232,69,26,0.18) 0%, transparent 70%);
      border-radius: 50%;
    }
    .hero .container-fluid {
      display: grid; grid-template-columns: 1fr 1fr; gap: 60px;
      align-items: center; position: relative; z-index: 1; padding: 80px 40px;
    }
    .hero-badge {
      display: inline-flex; align-items: center; gap: 8px;
      padding: 6px 16px; background: rgba(232,69,26,0.15);
      border: 1px solid rgba(232,69,26,0.3); border-radius: 20px;
      color: #FF8555; font-size: 13px; font-weight: 600; margin-bottom: 24px;
    }
    .hero-badge span { width: 6px; height: 6px; background: var(--primary); border-radius: 50%; display: inline-block; }
    .hero-title {
      font-size: 52px; font-weight: 800; color: var(--white);
      line-height: 1.2; margin-bottom: 20px;
    }
    .hero-title em {
      font-style: normal;
      background: linear-gradient(135deg, var(--primary), #FF9F6B);
      -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
    }
    .hero-sub {
      font-size: 18px; color: rgba(255,255,255,0.65); line-height: 1.8;
      margin-bottom: 40px; max-width: 500px;
    }
    .hero-actions { display: flex; gap: 16px; align-items: center; }
    .hero-stats {
      display: flex; gap: 40px; margin-top: 48px;
      padding-top: 32px; border-top: 1px solid rgba(255,255,255,0.1);
    }
    .hero-stat-num { font-size: 32px; font-weight: 800; color: var(--white); }
    .hero-stat-num span { color: var(--primary-light); font-size: 18px; }
    .hero-stat-label { font-size: 13px; color: rgba(255,255,255,0.5); margin-top: 2px; }

    /* Hero Right - 排班看板模拟 */
    .hero-visual { position: relative; }
    .hero-main-card {
      background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1);
      border-radius: var(--radius-lg); padding: 28px; backdrop-filter: blur(20px);
    }
    .hero-card-header {
      display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px;
    }
    .hero-card-title { font-size: 15px; font-weight: 600; color: white; }
    .hero-card-date { font-size: 13px; color: rgba(255,255,255,0.4); }
    .schedule-row {
      display: grid; grid-template-columns: 80px 1fr; gap: 12px;
      margin-bottom: 12px; align-items: center;
    }
    .schedule-time { font-size: 13px; color: rgba(255,255,255,0.5); text-align: right; }
    .schedule-bar {
      height: 36px; border-radius: 8px; display: flex; align-items: center;
      padding: 0 14px; font-size: 12px; font-weight: 600; position: relative;
    }
    .bar-orange { background: linear-gradient(90deg, rgba(232,69,26,0.8), rgba(255,107,61,0.6)); color: white; }
    .bar-steel { background: linear-gradient(90deg, rgba(27,77,140,0.8), rgba(42,108,196,0.6)); color: white; }
    .bar-green { background: linear-gradient(90deg, rgba(0,180,120,0.8), rgba(0,210,150,0.6)); color: white; }
    .bar-purple { background: linear-gradient(90deg, rgba(130,80,220,0.8), rgba(170,120,255,0.6)); color: white; }
    .schedule-bar .bar-tag {
      margin-left: auto; font-size: 10px; opacity: 0.8;
      background: rgba(255,255,255,0.2); padding: 2px 6px; border-radius: 4px;
    }
    .float-card {
      position: absolute; background: white; border-radius: 12px;
      box-shadow: var(--shadow-lg); padding: 14px 18px;
    }
    .float-card-1 { top: -24px; right: -24px; min-width: 160px; }
    .float-card-2 { bottom: -20px; left: -30px; min-width: 180px; }
    .float-card-label { font-size: 11px; color: var(--text-light); margin-bottom: 6px; }
    .float-card-val { font-size: 22px; font-weight: 800; color: var(--dark); }
    .float-card-val span { font-size: 13px; color: var(--primary); font-weight: 600; margin-left: 4px; }
    .float-card-row { display: flex; align-items: center; gap: 6px; }
    .fc-dot { width: 8px; height: 8px; border-radius: 50%; }

    /* ===== 痛点 ===== */
    .pain-section { padding: 100px 0; background: var(--bg-section); }
    .pain-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
    .pain-card {
      background: var(--white); border-radius: var(--radius); padding: 32px 24px;
      border: 1.5px solid var(--border); transition: all 0.3s;
      position: relative; overflow: hidden;
    }
    .pain-card::before {
      content: ''; position: absolute; top: 0; left: 0; right: 0;
      height: 3px; background: linear-gradient(90deg, var(--steel), var(--steel-light));
      opacity: 0; transition: opacity 0.3s;
    }
    .pain-card:hover { border-color: var(--steel); box-shadow: 0 8px 32px rgba(27,77,140,0.12); transform: translateY(-4px); }
    .pain-card:hover::before { opacity: 1; }
    .pain-icon {
      width: 52px; height: 52px; border-radius: 14px;
      display: flex; align-items: center; justify-content: center;
      font-size: 26px; margin-bottom: 20px;
    }
    .pain-card-title { font-size: 17px; font-weight: 700; color: var(--dark); margin-bottom: 12px; }
    .pain-card-desc { font-size: 14px; color: var(--text-sub); line-height: 1.8; }
    .pain-arrow {
      margin-top: 16px; font-size: 13px; color: var(--steel); font-weight: 600;
      display: flex; align-items: center; gap: 4px;
    }

    /* ===== 功能模块 ===== */
    .feature-section { padding: 100px 0; }
    .feature-section.bg-light { background: var(--bg-light); }
    .feature-split {
      display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center;
    }
    .feature-split.reverse { direction: rtl; }
    .feature-split.reverse > * { direction: ltr; }
    .feature-list { margin-top: 32px; display: flex; flex-direction: column; gap: 16px; }
    .feature-item { display: flex; gap: 14px; align-items: flex-start; }
    .fi-icon {
      width: 36px; height: 36px; min-width: 36px; border-radius: 10px;
      background: rgba(27,77,140,0.08); display: flex; align-items: center; justify-content: center;
      font-size: 18px;
    }
    .fi-title { font-size: 15px; font-weight: 700; color: var(--dark); margin-bottom: 4px; }
    .fi-desc { font-size: 14px; color: var(--text-sub); line-height: 1.7; }

    /* 预约看板模拟 */
    .booking-visual {
      background: white; border-radius: 20px; box-shadow: var(--shadow-lg);
      overflow: hidden; border: 1px solid var(--border);
    }
    .bv-header {
      background: linear-gradient(135deg, var(--steel-dark), var(--steel));
      padding: 20px 24px; display: flex; align-items: center; justify-content: space-between;
    }
    .bv-title { color: white; font-size: 15px; font-weight: 700; }
    .bv-date { color: rgba(255,255,255,0.5); font-size: 13px; }
    .bv-body { padding: 20px 24px; }
    .bv-cols { display: grid; grid-template-columns: 60px repeat(3, 1fr); gap: 8px; margin-bottom: 10px; }
    .bv-col-header { font-size: 12px; color: var(--text-light); text-align: center; font-weight: 600; }
    .bv-time { font-size: 12px; color: var(--text-light); padding-top: 6px; }
    .bv-cell { height: 44px; border-radius: 8px; border: 1px solid var(--border); }
    .bv-cell.booked {
      border: none; display: flex; align-items: center; justify-content: center;
      font-size: 11px; font-weight: 600; color: white;
    }
    .bv-cell.booked.orange { background: linear-gradient(135deg, #E8451A, #FF6B3D); }
    .bv-cell.booked.steel { background: linear-gradient(135deg, #1B4D8C, #2A6CC4); }
    .bv-cell.booked.green { background: linear-gradient(135deg, #00b478, #00d49a); }
    .bv-footer {
      padding: 12px 24px; background: var(--bg-light); display: flex; gap: 16px;
    }
    .bv-stat { display: flex; align-items: center; gap: 6px; font-size: 13px; }
    .bv-stat-dot { width: 8px; height: 8px; border-radius: 50%; }
    .bv-stat-val { font-weight: 700; color: var(--dark); }
    .bv-stat-label { color: var(--text-sub); }

    /* 卡项模拟 */
    .card-visual { position: relative; }
    .card-3d-stack { position: relative; height: 260px; margin-bottom: 20px; }
    .vip-card {
      position: absolute; width: 320px; height: 180px; border-radius: 16px;
      padding: 24px; display: flex; flex-direction: column; justify-content: space-between;
      box-shadow: var(--shadow-lg);
    }
    .vc-1 { background: linear-gradient(135deg, #0F2E55, #1B4D8C); z-index: 3; top: 0; left: 0; }
    .vc-2 { background: linear-gradient(135deg, #C43010, #E8451A); z-index: 2; top: 20px; left: 20px; }
    .vc-3 { background: linear-gradient(135deg, #2C3E50, #4A6580); z-index: 1; top: 40px; left: 40px; }
    .vc-name { color: rgba(255,255,255,0.7); font-size: 12px; }
    .vc-title { color: white; font-size: 17px; font-weight: 700; margin-top: 4px; }
    .vc-bottom { display: flex; justify-content: space-between; align-items: flex-end; }
    .vc-count { color: white; }
    .vc-count-num { font-size: 28px; font-weight: 800; }
    .vc-count-unit { font-size: 13px; opacity: 0.7; }
    .vc-expiry { font-size: 11px; color: rgba(255,255,255,0.5); text-align: right; }
    .card-progress-panel {
      background: white; border-radius: 16px; padding: 24px;
      box-shadow: var(--shadow); border: 1px solid var(--border); margin-top: 80px;
    }
    .cpp-title { font-size: 15px; font-weight: 700; color: var(--dark); margin-bottom: 16px; }
    .cpp-item { margin-bottom: 14px; }
    .cpp-row { display: flex; justify-content: space-between; margin-bottom: 6px; }
    .cpp-name { font-size: 13px; color: var(--text-sub); }
    .cpp-nums { font-size: 13px; font-weight: 600; color: var(--dark); }
    .cpp-bar { height: 6px; background: var(--border); border-radius: 3px; overflow: hidden; }
    .cpp-bar-fill { height: 100%; border-radius: 3px; }
    .fill-steel { background: linear-gradient(90deg, var(--steel), var(--steel-light)); }
    .fill-orange { background: linear-gradient(90deg, var(--primary), var(--primary-light)); }
    .fill-green { background: linear-gradient(90deg, #00b478, #00d49a); }

    /* ===== 用品零售 ===== */
    .retail-card {
      background: white; border-radius: var(--radius-lg); padding: 28px;
      border: 1.5px solid var(--border); transition: all 0.3s; text-align: center;
    }
    .retail-card:hover { border-color: var(--steel); box-shadow: var(--shadow); transform: translateY(-4px); }
    .retail-icon { font-size: 40px; margin-bottom: 14px; }
    .retail-title { font-size: 16px; font-weight: 700; color: var(--dark); margin-bottom: 8px; }
    .retail-desc { font-size: 14px; color: var(--text-sub); line-height: 1.7; }
    .retail-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }

    /* ===== 会员体系 ===== */
    .member-section {
      padding: 100px 0;
      background: linear-gradient(160deg, #0E1520 0%, #152035 100%);
      position: relative; overflow: hidden;
    }
    .member-section::before {
      content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0;
      background: url('/static/images/industry/car/member-bg.jpg') center/cover;
      opacity: 0.06;
    }
    .member-section .section-title { color: white; }
    .member-section .section-desc { color: rgba(255,255,255,0.6); }
    .member-section .section-tag { background: rgba(27,77,140,0.25); color: #6EA8E0; }
    .member-tiers {
      display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-bottom: 60px;
    }
    .tier-card {
      border-radius: 16px; padding: 32px 24px;
      border: 1px solid rgba(255,255,255,0.1);
      position: relative; overflow: hidden; transition: all 0.3s; cursor: default;
    }
    .tier-card:hover { transform: translateY(-6px); border-color: var(--steel-light); }
    .tier-card.featured { border-color: var(--primary); background: rgba(232,69,26,0.08); }
    .tier-card::before {
      content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
    }
    .tc-silver::before { background: linear-gradient(90deg, #8E99A8, #B8C4D0); }
    .tc-gold::before { background: linear-gradient(90deg, var(--steel), var(--steel-light)); }
    .tc-platinum::before { background: linear-gradient(90deg, var(--primary), var(--primary-light)); }
    .tier-badge { font-size: 28px; margin-bottom: 14px; }
    .tier-name { font-size: 18px; font-weight: 700; color: white; margin-bottom: 8px; }
    .tier-condition { font-size: 13px; color: rgba(255,255,255,0.45); margin-bottom: 20px; }
    .tier-perks { display: flex; flex-direction: column; gap: 10px; }
    .tier-perk {
      display: flex; align-items: center; gap: 8px; font-size: 13px; color: rgba(255,255,255,0.7);
    }
    .tier-perk::before {
      content: '✓'; width: 18px; height: 18px; background: rgba(27,77,140,0.25);
      border-radius: 50%; display: flex; align-items: center; justify-content: center;
      font-size: 11px; color: var(--steel-light); flex-shrink: 0;
    }
    .featured-ribbon {
      position: absolute; top: 14px; right: -24px; background: var(--primary);
      color: white; font-size: 11px; font-weight: 700;
      padding: 4px 28px; transform: rotate(30deg);
    }
    .member-benefits { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
    .benefit-card {
      background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.08);
      border-radius: 16px; padding: 28px; transition: all 0.3s;
    }
    .benefit-card:hover { background: rgba(255,255,255,0.08); transform: translateY(-4px); }
    .bc-icon { font-size: 32px; margin-bottom: 14px; }
    .bc-title { font-size: 16px; font-weight: 700; color: white; margin-bottom: 8px; }
    .bc-desc { font-size: 14px; color: rgba(255,255,255,0.55); line-height: 1.7; }

    /* ===== 营销 ===== */
    .marketing-section { padding: 100px 0; background: var(--bg-section); }
    .marketing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
    .mkt-card {
      background: var(--white); border-radius: var(--radius); padding: 28px;
      border: 1.5px solid var(--border); transition: all 0.3s;
    }
    .mkt-card:hover { border-color: var(--steel); box-shadow: var(--shadow); transform: translateY(-4px); }
    .mkt-card.highlight {
      background: linear-gradient(135deg, var(--steel), var(--steel-light));
      border-color: transparent; color: white;
    }
    .mkt-icon { font-size: 32px; margin-bottom: 16px; }
    .mkt-title { font-size: 17px; font-weight: 700; color: var(--dark); margin-bottom: 10px; }
    .mkt-card.highlight .mkt-title { color: white; }
    .mkt-desc { font-size: 14px; color: var(--text-sub); line-height: 1.7; }
    .mkt-card.highlight .mkt-desc { color: rgba(255,255,255,0.8); }
    .mkt-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 14px; }
    .mkt-tag {
      padding: 3px 10px; background: var(--bg-light); color: var(--text-sub);
      border-radius: 20px; font-size: 12px; font-weight: 500;
    }
    .mkt-card.highlight .mkt-tag { background: rgba(255,255,255,0.2); color: white; }

    /* ===== 连锁管控 ===== */
    .mgmt-section { padding: 100px 0; }
    .mgmt-visual { display: flex; flex-direction: column; gap: 16px; }
    .mgmt-tier { display: flex; gap: 16px; align-items: center; }
    .mgmt-tier-label { width: 80px; font-size: 13px; color: var(--text-sub); text-align: right; flex-shrink: 0; }
    .mgmt-nodes { display: flex; gap: 12px; flex-wrap: wrap; }
    .mgmt-node {
      padding: 10px 18px; border-radius: 10px; font-size: 13px; font-weight: 600;
      display: flex; align-items: center; gap: 6px; border: 1.5px solid;
    }
    .node-hq {
      background: linear-gradient(135deg, var(--steel-dark), var(--steel)); color: white;
      border-color: transparent; font-size: 15px; padding: 12px 28px;
    }
    .node-region {
      background: rgba(27,77,140,0.06); color: var(--steel);
      border-color: rgba(27,77,140,0.25);
    }
    .node-store { background: var(--bg-light); color: var(--text-main); border-color: var(--border); }
    .mgmt-features { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 32px; }
    .mf-item {
      display: flex; gap: 12px; padding: 18px; background: var(--bg-light);
      border-radius: var(--radius); border: 1px solid var(--border); transition: all 0.2s;
    }
    .mf-item:hover { border-color: var(--steel); background: rgba(27,77,140,0.03); }
    .mf-icon { font-size: 22px; flex-shrink: 0; }
    .mf-title { font-size: 14px; font-weight: 700; color: var(--dark); margin-bottom: 4px; }
    .mf-desc { font-size: 13px; color: var(--text-sub); line-height: 1.6; }

    /* ===== 数据看板 ===== */
    .data-section { padding: 100px 0; background: var(--bg-light); }
    .data-dashboard {
      background: white; border-radius: 20px; box-shadow: var(--shadow-lg);
      overflow: hidden; border: 1px solid var(--border); margin-top: 60px;
    }
    .dd-header {
      background: linear-gradient(135deg, var(--steel-dark), var(--steel));
      padding: 20px 28px; display: flex; align-items: center; gap: 20px;
    }
    .dd-header-dots { display: flex; gap: 6px; }
    .dd-dot { width: 12px; height: 12px; border-radius: 50%; }
    .dd-title { color: white; font-size: 15px; font-weight: 700; }
    .dd-subtitle { color: rgba(255,255,255,0.4); font-size: 13px; margin-left: auto; }
    .dd-body { padding: 32px 28px; }
    .dd-kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-bottom: 32px; }
    .kpi-card { padding: 20px; background: var(--bg-light); border-radius: 12px; border: 1px solid var(--border); }
    .kpi-label { font-size: 12px; color: var(--text-light); margin-bottom: 8px; }
    .kpi-val { font-size: 28px; font-weight: 800; color: var(--dark); }
    .kpi-val span { font-size: 14px; }
    .kpi-trend { display: flex; align-items: center; gap: 4px; font-size: 12px; margin-top: 4px; }
    .trend-up { color: var(--primary); }
    .dd-charts { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
    .chart-block { padding: 20px; background: var(--bg-light); border-radius: 12px; border: 1px solid var(--border); }
    .chart-title { font-size: 13px; font-weight: 700; color: var(--dark); margin-bottom: 16px; }
    .bar-chart { display: flex; gap: 10px; align-items: flex-end; height: 80px; }
    .bc-col { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 4px; }
    .bc-bar { width: 100%; border-radius: 4px 4px 0 0; background: linear-gradient(180deg, var(--steel), rgba(27,77,140,0.4)); }
    .bc-label { font-size: 10px; color: var(--text-light); }
    .pie-row { display: flex; gap: 16px; align-items: center; }
    .pie-circle {
      width: 70px; height: 70px; border-radius: 50%;
      background: conic-gradient(var(--steel) 0% 40%, var(--primary) 40% 65%, #00b478 65% 85%, #8250dc 85% 100%);
      flex-shrink: 0;
    }
    .pie-legend { display: flex; flex-direction: column; gap: 6px; }
    .pl-item { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--text-sub); }
    .pl-dot { width: 8px; height: 8px; border-radius: 2px; flex-shrink: 0; }

    /* ===== 行业覆盖 ===== */
    .industry-section { padding: 100px 0; background: var(--bg-section); }
    .industry-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
    .ind-card {
      background: white; border-radius: var(--radius); padding: 24px; text-align: center;
      border: 1.5px solid var(--border); transition: all 0.3s; cursor: pointer;
    }
    .ind-card:hover { border-color: var(--steel); box-shadow: var(--shadow); transform: translateY(-4px); }
    .ind-emoji { font-size: 36px; margin-bottom: 12px; }
    .ind-name { font-size: 15px; font-weight: 700; color: var(--dark); margin-bottom: 6px; }
    .ind-tags { display: flex; flex-wrap: wrap; gap: 4px; justify-content: center; }
    .ind-tag { padding: 2px 8px; background: var(--bg-light); color: var(--text-light); border-radius: 20px; font-size: 11px; }

    /* ===== FAQ ===== */
    .faq-section { padding: 80px 0; }
    .faq-list { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; max-width: 900px; margin: 0 auto; }
    .faq-item {
      background: var(--bg-light); border-radius: var(--radius); padding: 24px;
      border: 1px solid var(--border); transition: all 0.2s;
    }
    .faq-item:hover { border-color: var(--steel); }
    .faq-q { font-size: 15px; font-weight: 700; color: var(--dark); margin-bottom: 10px; display: flex; gap: 10px; }
    .faq-q::before { content: 'Q'; color: var(--steel); flex-shrink: 0; }
    .faq-a { font-size: 14px; color: var(--text-sub); line-height: 1.7; padding-left: 20px; }

    /* ===== 信任背书 ===== */
    .trust-section {
      padding: 60px 0; background: var(--bg-light); border-top: 1px solid var(--border);
    }
    .trust-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 24px; }
    .trust-item { display: flex; flex-direction: column; align-items: center; gap: 10px; text-align: center; }
    .trust-icon { font-size: 32px; }
    .trust-label { font-size: 13px; color: var(--text-sub); font-weight: 500; line-height: 1.4; }

    /* ===== 底部 CTA ===== */
    .cta-section {
      padding: 100px 0;
      background: linear-gradient(135deg, #0E1520, #152035);
      position: relative; overflow: hidden; text-align: center;
    }
    .cta-section::before {
      content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0;
      background: url('/static/images/industry/car/cta-bg.jpg') center/cover;
      opacity: 0.08;
    }
    .cta-section::after {
      content: ''; position: absolute; top: 50%; left: 50%;
      transform: translate(-50%, -50%); width: 600px; height: 600px;
      background: radial-gradient(circle, rgba(232,69,26,0.15) 0%, transparent 70%);
      border-radius: 50%;
    }
    .cta-section .section-title { color: white; position: relative; z-index: 1; font-size: 42px; }
    .cta-section .section-desc { color: rgba(255,255,255,0.6); margin: 0 auto 48px; position: relative; z-index: 1; }
    .cta-actions { display: flex; gap: 20px; justify-content: center; position: relative; z-index: 1; }
    .cta-features {
      display: flex; gap: 40px; justify-content: center;
      margin-top: 48px; position: relative; z-index: 1;
    }
    .cta-feat { display: flex; align-items: center; gap: 8px; color: rgba(255,255,255,0.5); font-size: 14px; }

    /* ===== Footer ===== */
    .footer { padding: 60px 0 32px; }
    .footer-top {
      display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 48px;
    }
    .footer-brand .nav-logo { margin-bottom: 16px; }
    .footer-brand-desc { font-size: 14px; color: rgba(255,255,255,0.4); line-height: 1.8; max-width: 280px; }
    .footer-phone { margin-top: 20px; font-size: 20px; font-weight: 700; color: var(--steel-light); }
    .footer-col-title { font-size: 14px; font-weight: 700; color: white; margin-bottom: 16px; }
    .footer-links { display: flex; flex-direction: column; gap: 10px; }
    .footer-links a { font-size: 13px; color: rgba(255,255,255,0.4); transition: color 0.2s; }
    .footer-links a:hover { color: var(--steel-light); }
    .footer-bottom {
      padding-top: 28px; border-top: 1px solid rgba(255,255,255,0.08);
      display: flex; justify-content: space-between; align-items: center;
    }
    .footer-copy { font-size: 13px; color: rgba(255,255,255,0.3); }

    /* ===== 技师业绩排行 ===== */
    .rank-card {
      background: white; border-radius: 20px; box-shadow: var(--shadow-lg);
      overflow: hidden; border: 1px solid var(--border);
    }
    .rank-card-header {
      background: linear-gradient(135deg, var(--steel-dark), var(--steel));
      padding: 20px 24px; display: flex; align-items: center; justify-content: space-between;
    }
    .rank-card-header span { color: white; font-size: 15px; font-weight: 700; }
    .rank-card-body { padding: 20px 24px; }
    .rank-row {
      display: flex; align-items: center; gap: 12px; padding: 14px;
      border-radius: 12px; margin-bottom: 14px;
    }
    .rank-row.top { background: rgba(27,77,140,0.05); border: 1px solid rgba(27,77,140,0.15); }
    .rank-row.normal { background: var(--bg-light); border: 1px solid var(--border); }
    .rank-num {
      width: 32px; height: 32px; border-radius: 50%;
      display: flex; align-items: center; justify-content: center;
      color: white; font-weight: 800; font-size: 14px;
    }
    .rank-num.gold { background: linear-gradient(135deg, var(--steel), var(--steel-light)); }
    .rank-num.silver { background: linear-gradient(135deg, var(--primary), var(--primary-light)); }
    .rank-num.bronze { background: linear-gradient(135deg, #8250dc, #aa78ff); }
    .rank-info { flex: 1; }
    .rank-name { font-size: 14px; font-weight: 700; color: var(--dark); }
    .rank-bar { height: 6px; background: #eee; border-radius: 3px; margin-top: 6px; overflow: hidden; }
    .rank-bar-fill { height: 100%; border-radius: 3px; }
    .rank-val { text-align: right; }
    .rank-amount { font-size: 18px; font-weight: 800; }
    .rank-amount.steel { color: var(--steel); }
    .rank-amount.dark { color: var(--dark); }
    .rank-detail { font-size: 11px; color: var(--text-light); margin-top: 2px; }
    .rank-summary {
      margin-top: 16px; padding: 14px; background: rgba(27,77,140,0.05);
      border-radius: 10px; border: 1px solid rgba(27,77,140,0.12);
      display: flex; justify-content: space-between;
    }
    .rank-summary-item { text-align: center; }
    .rank-summary-val { font-size: 20px; font-weight: 800; }
    .rank-summary-label { font-size: 12px; color: var(--text-light); margin-top: 2px; }

    /* ===== 场景图片 ===== */
    .scene-img-row {
      display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 24px 0;
    }
    .scene-img-box {
      position: relative; border-radius: 16px; overflow: hidden;
      border: 1px solid var(--border);
    }
    .scene-img-box img {
      width: 100%; height: 200px; object-fit: cover; display: block;
    }
    .scene-img-box .scene-overlay {
      position: absolute; bottom: 0; left: 0; right: 0;
      padding: 14px 18px;
      background: linear-gradient(transparent, rgba(14,21,32,0.9));
      color: white; font-size: 13px; font-weight: 600;
    }
    .scene-img-full {
      width: 100%; border-radius: 16px; margin: 24px 0;
      border: 1px solid var(--border); object-fit: cover; height: 280px;
    }

    /* ===== 响应式 ===== */
    @media (max-width: 1024px) {
      .hero .container-fluid { grid-template-columns: 1fr; }
      .hero-visual { display: none; }
      .section-title { font-size: 28px; }
      .hero-title { font-size: 38px; }
      .pain-grid { grid-template-columns: repeat(2, 1fr); }
      .feature-split { grid-template-columns: 1fr; gap: 40px; }
      .feature-split.reverse { direction: ltr; }
      .member-tiers { grid-template-columns: repeat(2, 1fr); }
      .dd-kpis { grid-template-columns: repeat(2, 1fr); }
      .trust-grid { grid-template-columns: repeat(3, 1fr); }
      .footer-top { grid-template-columns: 1fr 1fr; }
      .retail-grid { grid-template-columns: repeat(2, 1fr); }
      .scene-img-row { grid-template-columns: 1fr; }
    }