/* brand_page.css —— 前端落地页样式（原内联 <style> 段外置）
   主题色由页面内联注入：--wyseo-theme / --wyseo-theme-dark / --wyseo-theme-light
   注意：三个落地页的公共选择器定义并不一致，不可合并为一份共用文件 */
    :root {
        --primary: var(--wyseo-theme, #2890FF);
        --primary-dark: var(--wyseo-theme-dark, #2890FFdd);
        --primary-light: var(--wyseo-theme-light, #2890FF18);
        --text-dark: #1e293b;
        --text-gray: #64748b;
        --text-light: #94a3b8;
        --bg-light: #f8fafc;
        --bg-white: #ffffff;
        --border: #e2e8f0;
        --shadow: 0 4px 20px rgba(0,0,0,0.08);
        --radius: 12px;
        --container-max: 1450px;
    }
    * { margin: 0; padding: 0; box-sizing: border-box; }
    body {
        font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
        line-height: 1.6; color: var(--text-dark); background: var(--bg-light);
    }
    .container { max-width: var(--container-max); margin: 0 auto; padding: 0 24px; }

    /* Header + Navigation */
    header {
        background: #fff; box-shadow: 0 2px 8px rgba(0,0,0,0.06);
        position: sticky; top: 0; z-index: 1000;
    }
    .header-content { display: flex; justify-content: space-between; align-items: center; padding: 14px 0; }
    .header-left { display: flex; align-items: center; gap: 32px; flex: 1; }
    .logo { font-size: 20px; font-weight: 700; color: var(--primary); display: flex; align-items: center; gap: 8px; text-decoration: none; flex-shrink: 0; }
    .logo img { height: 36px; border-radius: 6px; }
    .logo i { font-size: 24px; }
    .main-nav { display: flex; align-items: center; gap: 4px; margin: 0 auto; }
    .main-nav a {
        padding: 8px 16px; color: var(--text-dark); text-decoration: none;
        font-size: 14px; font-weight: 500; border-radius: 6px; transition: all 0.3s;
    }
    .main-nav a:hover { color: var(--primary); background: var(--primary-light); }
    .header-contact { display: flex; align-items: center; gap: 20px; font-size: 14px; color: var(--text-gray); }
    .header-contact span { display: flex; align-items: center; gap: 6px; }
    .header-contact i { color: var(--primary); }
    .nav-toggle { display: none; background: none; border: none; font-size: 24px; color: var(--primary); cursor: pointer; padding: 4px 8px; }

    /* Hero */
    .hero {
        background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
        color: #fff; padding: 100px 0; text-align: center; position: relative; overflow: hidden;
        min-height: 380px; display: flex; align-items: center;
    }
    .hero > .container { position: relative; z-index: 1; width: 100%; }
    .hero h1 { font-size: 40px; margin-bottom: 16px; font-weight: 800; line-height: 1.2; text-shadow: 0 2px 8px rgba(0,0,0,0.15); }
    .hero p { font-size: 18px; opacity: 0.95; max-width: 800px; margin: 0 auto 28px; line-height: 1.6; }
    .hero-stats { display: flex; justify-content: center; gap: 40px; flex-wrap: wrap; margin-top: 32px; }
    .hero-stat { text-align: center; }
    .hero-stat .num { font-size: 36px; font-weight: 800; display: block; }
    .hero-stat .label { font-size: 14px; opacity: 0.85; }

    /* Section */
    .section { padding: 60px 0; }
    .section-title {
        font-size: 28px; font-weight: 700; color: var(--text-dark); text-align: center;
        margin-bottom: 40px; position: relative; padding-bottom: 16px;
    }
    .section-title::after {
        content: ''; position: absolute; bottom: 0; left: 50%; transform: translateX(-50%);
        width: 60px; height: 4px; background: var(--primary); border-radius: 4px;
    }

    /* Marketing Section */
    .marketing-section { background: #fff; }
    .marketing-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 24px; }
    .marketing-card {
        background: var(--bg-light); padding: 32px; border-radius: var(--radius);
        text-align: center; transition: transform 0.3s; border-top: 4px solid var(--primary);
    }
    .marketing-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
    .marketing-card .icon { width: 56px; height: 56px; background: var(--primary-light); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 16px; }
    .marketing-card .icon i { font-size: 24px; color: var(--primary); }
    .marketing-card h3 { font-size: 18px; font-weight: 600; margin-bottom: 10px; }
    .marketing-card p { font-size: 14px; color: var(--text-gray); line-height: 1.6; }

    /* Province Filter */
    .province-filter { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-bottom: 32px; }
    .province-btn {
        padding: 8px 20px; background: #fff; border: 2px solid var(--border); border-radius: 20px;
        font-size: 14px; color: var(--text-gray); cursor: pointer; transition: all 0.3s;
    }
    .province-btn:hover, .province-btn.active { background: var(--primary); border-color: var(--primary); color: #fff; }

    /* City Grid */
    .cities-section { background: var(--bg-light); }
    .cities-grid {
        display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 20px;
    }
    .city-card {
        background: #fff; padding: 28px 20px; border-radius: var(--radius);
        text-align: center; text-decoration: none; color: var(--text-dark);
        box-shadow: 0 2px 8px rgba(0,0,0,0.06); transition: all 0.3s;
        border: 2px solid transparent; display: flex; flex-direction: column; align-items: center; gap: 8px;
    }
    .city-card:hover {
        transform: translateY(-4px); box-shadow: 0 6px 20px rgba(0,0,0,0.12);
        border-color: var(--primary);
    }
    .city-card .city-icon {
        width: 48px; height: 48px; background: var(--primary-light); border-radius: 50%;
        display: flex; align-items: center; justify-content: center;
    }
    .city-card .city-icon i { font-size: 20px; color: var(--primary); }
    .city-card .city-name { font-size: 18px; font-weight: 600; color: var(--text-dark); }
    .city-card .city-province { font-size: 13px; color: var(--text-light); }
    .city-card .city-arrow { font-size: 12px; color: var(--primary); margin-top: 4px; opacity: 0; transition: opacity 0.3s; }
    .city-card:hover .city-arrow { opacity: 1; }

    /* Contact CTA */
    .cta-section { background: var(--primary); color: #fff; }
    .cta-section .section-title { color: #fff; }
    .cta-section .section-title::after { background: #fff; }
    .cta-content { max-width: 800px; margin: 0 auto; text-align: center; }
    .cta-content p { font-size: 18px; margin-bottom: 28px; opacity: 0.95; }
    .cta-btns { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }
    .cta-btns a {
        padding: 14px 36px; border-radius: 8px; font-size: 16px; font-weight: 600;
        text-decoration: none; transition: all 0.3s; display: inline-flex; align-items: center; gap: 8px;
    }
    .cta-btn-primary { background: #fff; color: var(--primary); }
    .cta-btn-primary:hover { transform: translateY(-2px); box-shadow: 0 4px 16px rgba(0,0,0,0.2); }
    .cta-btn-outline { border: 2px solid #fff; color: #fff; }
    .cta-btn-outline:hover { background: rgba(255,255,255,0.1); }

    /* Footer */
    footer { background: #1e293b; color: #94a3b8; padding: 40px 0; text-align: center; }
    footer p { font-size: 14px; margin-bottom: 8px; }
    .footer-links { display: flex; justify-content: center; gap: 24px; margin-top: 16px; flex-wrap: wrap; }
    .footer-links a { color: #94a3b8; text-decoration: none; font-size: 13px; transition: color 0.3s; }
    .footer-links a:hover { color: var(--primary); }

    /* Floating Customer Service */
    .cs-float {
        position: fixed; right: 20px; bottom: 60px; z-index: 9999;
        display: flex; flex-direction: column; gap: 10px;
    }
    .cs-float-item {
        position: relative; width: 52px; height: 52px;
        background: #fff; border-radius: 12px;
        box-shadow: 0 4px 16px rgba(0,0,0,0.12);
        display: flex; align-items: center; justify-content: center;
        cursor: pointer; transition: all 0.3s;
        color: var(--primary); font-size: 22px; border: 1px solid #f0f0f0;
    }
    .cs-float-item:hover {
        background: var(--primary); color: #fff; transform: translateY(-2px);
        box-shadow: 0 6px 20px rgba(40,144,255,0.3);
    }
    .cs-float-item .cs-tooltip {
        position: absolute; right: 68px; top: 50%; transform: translateY(-50%);
        background: #1e293b; color: #fff; padding: 10px 16px;
        border-radius: 8px; font-size: 13px; white-space: nowrap;
        opacity: 0; pointer-events: none; transition: opacity 0.3s;
    }
    .cs-float-item:hover .cs-tooltip { opacity: 1; }
    .cs-float-item .cs-tooltip::after {
        content: ''; position: absolute; right: -6px; top: 50%;
        transform: translateY(-50%); border: 6px solid transparent;
        border-left-color: #1e293b;
    }
    .cs-float-item .cs-popup {
        position: absolute; right: 60px; bottom: 0;
        background: #fff; border-radius: 12px; padding: 16px;
        box-shadow: 0 6px 24px rgba(0,0,0,0.15);
        opacity: 0; pointer-events: none; transition: opacity 0.3s;
        min-width: 160px; color: #333;
    }
    .cs-float-item:hover .cs-popup { opacity: 1; pointer-events: auto; }
    .cs-popup img { width: 140px; height: 140px; border-radius: 6px; display: block; margin: 0 auto; }
    .cs-popup .cs-popup-title { font-size: 13px; font-weight: 600; margin-bottom: 8px; color: var(--primary); text-align: center; }
    .cs-popup .cs-popup-text { font-size: 12px; color: #666; text-align: center; margin-top: 8px; line-height: 1.5; }

    /* Mobile Navigation */
    .mobile-nav {
        display: none; position: fixed; top: 0; right: -280px; width: 280px; height: 100vh;
        background: #fff; box-shadow: -4px 0 20px rgba(0,0,0,0.1); z-index: 1001;
        flex-direction: column; padding: 60px 20px 20px; transition: right 0.3s;
    }
    .mobile-nav.open { right: 0; }
    .mobile-nav a {
        padding: 14px 16px; color: var(--text-dark); text-decoration: none;
        font-size: 15px; border-bottom: 1px solid var(--border); transition: all 0.3s;
    }
    .mobile-nav a:hover { color: var(--primary); background: var(--primary-light); padding-left: 24px; }
    .mobile-nav-close {
        position: absolute; top: 16px; right: 16px; background: none; border: none;
        font-size: 22px; color: var(--text-gray); cursor: pointer;
    }
    .nav-overlay {
        display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%;
        background: rgba(0,0,0,0.4); z-index: 1000;
    }
    .nav-overlay.show { display: block; }

    @media (max-width: 768px) {
        .main-nav, .header-contact { display: none; }
        .nav-toggle { display: block; }
        .mobile-nav { display: flex; }
        .hero { padding: 70px 0; min-height: 300px; }
        .hero h1 { font-size: 28px; }
        .hero p { font-size: 16px; }
        .hero-stats { gap: 24px; }
        .hero-stat .num { font-size: 28px; }
        .section-title { font-size: 22px; }
        .container { padding: 0 16px; }
        .cities-grid { grid-template-columns: repeat(2, 1fr); }
        .cs-float { right: 10px; bottom: 20px; }
        .cs-float-item { width: 44px; height: 44px; font-size: 18px; }
        .cs-float-item .cs-popup, .cs-float-item .cs-tooltip { display: none; }
    }
    /* §71 brand_page.html 精细化外迁style（前端页内联<style>块镜像，确保不加载pages.css时仍生效）*/
    .pg-brand_page .bp-desc-block{ max-width:800px; margin:40px auto 0; text-align:center; color:var(--text-gray); font-size:16px; line-height:1.8; }
    .pg-brand_page .bp-address{ margin-top:24px; font-size:14px; opacity:0.85; }