:root {
            --primary: #B7791F;
            --primary-dark: #9A6315;
            --primary-light: #F0E4D2;
            --secondary: #2F806A;
            --secondary-dark: #256B59;
            --secondary-light: #E2F0EC;
            --bg: #F7F3EC;
            --card-bg: #FFFFFF;
            --text: #2D2A26;
            --text-secondary: #6B6257;
            --border: #E8E0D3;
            --shadow: 0 2px 8px rgba(94, 66, 40, .08);
            --shadow-hover: 0 8px 24px rgba(94, 66, 40, .12);
            --radius: 12px;
            --radius-tag: 999px;
            --transition: all .3s ease;
            --font-main: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            --font-serif: "Noto Serif CJK SC", "Source Han Serif SC", serif;
        }

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

        html { scroll-behavior: smooth; }

        body {
            font-family: var(--font-main);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }

        img { max-width: 100%; display: block; }
        a { color: inherit; text-decoration: none; transition: var(--transition); }
        button { font-family: inherit; cursor: pointer; }
        ul, ol { list-style: none; }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .section-pad { padding: 90px 0; }
        .section-pad-sm { padding: 56px 0; }

        .section-header {
            text-align: center;
            max-width: 700px;
            margin: 0 auto 56px;
        }
        .section-tag {
            display: inline-block;
            background: var(--secondary-light);
            color: var(--secondary-dark);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 18px;
            border-radius: var(--radius-tag);
            margin-bottom: 14px;
            letter-spacing: 1px;
        }
        .section-title {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--text);
            margin-bottom: 14px;
        }
        .section-desc {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        .section-title .accent { color: var(--primary); }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: var(--radius);
            font-size: 15px;
            font-weight: 600;
            border: 2px solid transparent;
            transition: var(--transition);
            cursor: pointer;
            text-decoration: none;
            line-height: 1.2;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        .btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); transform: translateY(-2px); box-shadow: var(--shadow-hover); }
        .btn-primary:focus { outline: 3px solid rgba(183, 121, 31, .3); outline-offset: 2px; }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            border-color: var(--primary);
        }
        .btn-outline:hover { background: rgba(183, 121, 31, .08); transform: translateY(-2px); }
        .btn-outline:focus { outline: 3px solid rgba(183, 121, 31, .3); outline-offset: 2px; }
        .btn-white {
            background: #fff;
            color: var(--primary);
            border-color: #fff;
        }
        .btn-white:hover { background: #F7F3EC; transform: translateY(-2px); box-shadow: var(--shadow-hover); }

        .badge {
            display: inline-block;
            background: var(--secondary-light);
            color: var(--secondary-dark);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: var(--radius-tag);
            line-height: 1.4;
        }
        .badge-warn { background: #FDF0DC; color: var(--primary-dark); }

        .card {
            background: var(--card-bg);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            border: 1px solid rgba(232, 224, 211, .6);
            transition: var(--transition);
        }
        .card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }

        /* ===== Header & Nav ===== */
        .site-header {
            background: rgba(247, 243, 236, .92);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(232, 224, 211, .7);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .nav-inner {
            display: grid;
            grid-template-columns: 1fr auto 1fr;
            align-items: center;
            gap: 16px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            height: 76px;
        }
        .nav-left, .nav-right { display: flex; align-items: center; gap: 2px; }
        .nav-left { justify-content: flex-start; }
        .nav-right { justify-content: flex-end; }
        .nav-link {
            padding: 8px 14px;
            font-size: 15px;
            color: var(--text);
            text-decoration: none;
            border-radius: 8px;
            transition: var(--transition);
            position: relative;
            font-weight: 500;
            white-space: nowrap;
        }
        .nav-link:hover { color: var(--secondary); background: rgba(47, 128, 106, .07); }
        .nav-link.active { color: var(--secondary); font-weight: 700; }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--secondary);
            border-radius: 3px;
        }
        .nav-link:focus { outline: 3px solid rgba(47, 128, 106, .3); outline-offset: 2px; }
        .logo-text {
            font-size: 20px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 1px;
            white-space: nowrap;
            text-decoration: none;
            display: inline-block;
            transition: var(--transition);
        }
        .logo-text:hover { color: var(--primary-dark); }
        .nav-toggle {
            display: none;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 10px;
            width: 42px;
            height: 42px;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--text);
            cursor: pointer;
            transition: var(--transition);
        }
        .nav-toggle:hover { border-color: var(--primary); color: var(--primary); }
        .nav-toggle:focus { outline: 3px solid rgba(183, 121, 31, .3); }
        .mobile-menu {
            display: none;
            background: #fff;
            border-bottom: 1px solid var(--border);
            padding: 8px 24px 16px;
            max-height: 0;
            overflow: hidden;
            transition: max-height .3s ease;
        }
        .mobile-menu.open { max-height: 480px; display: block; }
        .mobile-menu a {
            display: block;
            padding: 13px 0;
            border-bottom: 1px solid #F0EAE0;
            color: var(--text);
            text-decoration: none;
            font-size: 16px;
            font-weight: 500;
        }
        .mobile-menu a:last-child { border-bottom: none; }
        .mobile-menu a:hover, .mobile-menu a.active { color: var(--secondary); }
        .mobile-menu a i { width: 24px; color: var(--primary); margin-right: 6px; }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            background-image: url('/assets/images/backpic/back-1.jpg');
            background-size: cover;
            background-position: center;
            min-height: 640px;
            display: flex;
            align-items: center;
        }
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(45, 42, 38, .55) 0%, rgba(45, 42, 38, .35) 50%, rgba(45, 42, 38, .15) 100%);
        }
        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 720px;
            padding: 100px 24px 80px;
        }
        .hero-tag {
            display: inline-block;
            background: rgba(255, 255, 255, .18);
            backdrop-filter: blur(6px);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            padding: 6px 18px;
            border-radius: var(--radius-tag);
            border: 1px solid rgba(255, 255, 255, .25);
            margin-bottom: 20px;
            letter-spacing: 1px;
        }
        .hero h1 {
            font-size: 44px;
            font-weight: 800;
            line-height: 1.25;
            color: #fff;
            margin-bottom: 20px;
            text-shadow: 0 2px 12px rgba(0, 0, 0, .25);
        }
        .hero-sub {
            font-size: 17px;
            line-height: 1.75;
            color: rgba(255, 255, 255, .92);
            margin-bottom: 30px;
            max-width: 620px;
        }
        .hero-btns { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 42px; }
        .hero-stats {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
            border-top: 1px solid rgba(255, 255, 255, .22);
            padding-top: 28px;
        }
        .stat-item .stat-num {
            font-size: 30px;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
        }
        .stat-item .stat-label {
            font-size: 13px;
            color: rgba(255, 255, 255, .8);
        }

        /* ===== Feature Cards ===== */
        .feature-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
        }
        .feature-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 36px 32px;
            box-shadow: var(--shadow);
            border: 1px solid rgba(232, 224, 211, .5);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .feature-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-5px); }
        .feature-card .icon-wrap {
            width: 56px;
            height: 56px;
            border-radius: 14px;
            background: var(--secondary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--secondary-dark);
            margin-bottom: 20px;
        }
        .feature-card:nth-child(2) .icon-wrap { background: #FDF0DC; color: var(--primary); }
        .feature-card:nth-child(3) .icon-wrap { background: #E8F0F5; color: #3A7CA5; }
        .feature-card:nth-child(4) .icon-wrap { background: #F3EFF8; color: #7A5FA8; }
        .feature-card h3 { font-size: 21px; font-weight: 700; margin-bottom: 10px; }
        .feature-card p { font-size: 14px; color: var(--text-secondary); line-height: 1.65; margin-bottom: 18px; }
        .feature-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
        }
        .feature-link:hover { gap: 10px; color: var(--primary-dark); }

        /* ===== Steps ===== */
        .steps-wrap {
            background: #fff;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            padding: 48px 40px;
        }
        .steps-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 36px; }
        .step-item { text-align: center; position: relative; }
        .step-item:not(:last-child)::after {
            content: '\f105';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            right: -24px;
            top: 30px;
            color: var(--primary);
            font-size: 20px;
            opacity: .5;
        }
        .step-num {
            width: 58px;
            height: 58px;
            margin: 0 auto 18px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-size: 22px;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 14px rgba(183, 121, 31, .25);
        }
        .step-item h3 { font-size: 19px; font-weight: 700; margin-bottom: 8px; }
        .step-item p { font-size: 14px; color: var(--text-secondary); line-height: 1.6; max-width: 220px; margin: 0 auto; }

        /* ===== Scenarios ===== */
        .scenario-wrap { display: grid; grid-template-columns: 340px 1fr; gap: 40px; }
        .scenario-tabs { display: flex; flex-direction: column; gap: 12px; }
        .scenario-tab-btn {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 18px 22px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            cursor: pointer;
            transition: var(--transition);
            text-align: left;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .scenario-tab-btn i { color: var(--primary); width: 20px; text-align: center; }
        .scenario-tab-btn:hover { border-color: var(--primary); background: #FDF8F1; }
        .scenario-tab-btn.active { background: var(--primary); color: #fff; border-color: var(--primary); }
        .scenario-tab-btn.active i { color: #fff; }
        .scenario-panel { background: #fff; border-radius: var(--radius); padding: 36px; box-shadow: var(--shadow); border: 1px solid var(--border); }
        .scenario-panel h3 { font-size: 24px; font-weight: 700; margin-bottom: 12px; color: var(--text); }
        .scenario-panel .scenario-people { display: inline-block; background: var(--secondary-light); color: var(--secondary-dark); padding: 4px 14px; border-radius: var(--radius-tag); font-size: 13px; font-weight: 600; margin-bottom: 14px; }
        .scenario-panel p { font-size: 15px; line-height: 1.75; color: var(--text-secondary); margin-bottom: 16px; }
        .scenario-panel .scenario-img { border-radius: var(--radius); overflow: hidden; margin-top: 18px; max-height: 220px; }
        .scenario-panel .scenario-img img { width: 100%; height: 220px; object-fit: cover; }

        /* ===== Testimonials ===== */
        .testimonials-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
        }
        .testimonial-card { background: #fff; border-radius: var(--radius); padding: 32px; box-shadow: var(--shadow); border: 1px solid var(--border); transition: var(--transition); }
        .testimonial-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-3px); }
        .testimonial-card .t-meta { display: flex; align-items: center; gap: 14px; margin-bottom: 14px; }
        .testimonial-card .t-avatar {
            width: 46px; height: 46px; border-radius: 50%;
            background: var(--secondary-light); color: var(--secondary-dark);
            display: flex; align-items: center; justify-content: center;
            font-size: 16px; font-weight: 700;
        }
        .testimonial-card .t-name { font-size: 15px; font-weight: 700; }
        .testimonial-card .t-type { font-size: 13px; color: var(--text-secondary); }
        .testimonial-card .t-stars { color: #E8A33D; font-size: 14px; margin-bottom: 12px; }
        .testimonial-card .t-text { font-size: 14px; line-height: 1.7; color: var(--text-secondary); }
        .testimonial-card .t-date { font-size: 12px; color: #A89880; margin-top: 14px; }
        .t-small-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 20px; margin-top: 28px; }
        .t-small-card { background: #fff; border-radius: var(--radius); padding: 22px; border: 1px solid var(--border); box-shadow: var(--shadow); }
        .t-small-card .t-stars { color: #E8A33D; font-size: 13px; margin-bottom: 8px; }
        .t-small-card .t-text { font-size: 13px; line-height: 1.6; color: var(--text-secondary); }
        .t-small-card .t-name { font-size: 13px; font-weight: 600; margin-top: 10px; color: var(--text); }

        /* ===== Pricing ===== */
        .pricing-grid { display: flex; gap: 24px; align-items: center; justify-content: center; }
        .pricing-card { background: #fff; border-radius: 16px; padding: 36px 30px; box-shadow: var(--shadow); border: 1px solid var(--border); flex: 1; max-width: 360px; position: relative; transition: var(--transition); }
        .pricing-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
        .pricing-card.featured { padding: 48px 34px; box-shadow: 0 8px 30px rgba(183, 121, 31, .15); border-color: rgba(183, 121, 31, .3); z-index: 2; transform: scale(1.04); }
        .pricing-card.featured:hover { transform: scale(1.04) translateY(-4px); }
        .pricing-card .p-tag { position: absolute; top: -12px; left: 50%; transform: translateX(-50%); background: var(--primary); color: #fff; font-size: 12px; font-weight: 700; padding: 4px 18px; border-radius: var(--radius-tag); white-space: nowrap; }
        .pricing-card .p-name { font-size: 18px; font-weight: 700; margin-bottom: 6px; }
        .pricing-card .p-desc { font-size: 13px; color: var(--text-secondary); margin-bottom: 16px; }
        .pricing-card .p-price { font-size: 40px; font-weight: 800; color: var(--primary); margin-bottom: 20px; }
        .pricing-card .p-price span { font-size: 18px; font-weight: 600; }
        .pricing-card ul { list-style: none; margin: 0 0 24px; padding: 0; }
        .pricing-card ul li { font-size: 14px; padding: 6px 0; color: var(--text); border-bottom: 1px dashed #F0EAE0; }
        .pricing-card ul li:last-child { border-bottom: none; }
        .pricing-card ul li i { color: var(--secondary); width: 18px; margin-right: 6px; font-size: 13px; }
        .pricing-note { text-align: center; font-size: 13px; color: var(--text-secondary); margin-top: 30px; }

        /* ===== News / CMS ===== */
        .news-wrap { display: grid; grid-template-columns: 1fr 340px; gap: 32px; }
        .news-list { display: flex; flex-direction: column; gap: 20px; }
        .news-item { background: #fff; border-radius: var(--radius); padding: 24px 28px; box-shadow: var(--shadow); border: 1px solid var(--border); display: flex; gap: 20px; transition: var(--transition); }
        .news-item:hover { box-shadow: var(--shadow-hover); }
        .news-item .news-icon { flex-shrink: 0; width: 48px; height: 48px; border-radius: 12px; background: var(--primary-light); color: var(--primary-dark); display: flex; align-items: center; justify-content: center; font-size: 18px; }
        .news-item .news-content { flex: 1; }
        .news-item .news-meta { display: flex; align-items: center; gap: 12px; margin-bottom: 6px; }
        .news-item .news-meta .badge { font-size: 11px; }
        .news-item .news-title { font-size: 18px; font-weight: 700; line-height: 1.4; margin-bottom: 6px; }
        .news-item .news-title a:hover { color: var(--secondary); }
        .news-item .news-excerpt { font-size: 14px; color: var(--text-secondary); line-height: 1.6; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
        .news-item .news-link { font-size: 13px; font-weight: 600; color: var(--primary); margin-top: 8px; display: inline-block; }
        .news-item .news-link:hover { color: var(--primary-dark); text-decoration: underline; }
        .news-sidebar { display: flex; flex-direction: column; gap: 20px; }
        .news-sidecard { background: #fff; border-radius: var(--radius); padding: 26px 24px; box-shadow: var(--shadow); border: 1px solid var(--border); }
        .news-sidecard h3 { font-size: 16px; font-weight: 700; margin-bottom: 14px; padding-bottom: 12px; border-bottom: 2px solid var(--primary-light); }
        .news-sidecard ul li { padding: 8px 0; font-size: 14px; border-bottom: 1px dashed #F0EAE0; }
        .news-sidecard ul li a:hover { color: var(--secondary); }
        .news-sidecard ul li:last-child { border-bottom: none; }
        .empty-state { text-align: center; background: #fff; border-radius: var(--radius); padding: 42px; border: 1px dashed var(--border); font-size: 15px; color: var(--text-secondary); }

        /* ===== FAQ ===== */
        .faq-wrap { max-width: 780px; margin: 0 auto; }
        .accordion-item { background: #fff; border-radius: var(--radius); border: 1px solid var(--border); margin-bottom: 14px; box-shadow: var(--shadow); transition: var(--transition); overflow: hidden; }
        .accordion-item:hover { box-shadow: var(--shadow-hover); }
        .accordion-title {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            cursor: pointer;
            transition: var(--transition);
            list-style: none;
        }
        .accordion-title:hover { background: #FDF8F1; }
        .accordion-title .faq-num { width: 28px; height: 28px; border-radius: 50%; background: var(--primary-light); color: var(--primary-dark); display: flex; align-items: center; justify-content: center; font-size: 13px; font-weight: 700; flex-shrink: 0; }
        .accordion-title .faq-icon { margin-left: auto; color: var(--primary); transition: transform .3s; }
        .accordion-item.is-active .accordion-title .faq-icon { transform: rotate(180deg); }
        .accordion-content { padding: 0 24px 22px 68px; font-size: 14px; color: var(--text-secondary); line-height: 1.75; }

        /* ===== CTA ===== */
        .cta-section {
            position: relative;
            background-color: var(--primary);
            background-image: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 60%, #C98A35 100%);
            padding: 80px 24px;
            text-align: center;
        }
        .cta-section h2 { font-size: 32px; color: #fff; font-weight: 800; margin-bottom: 12px; }
        .cta-section p { font-size: 16px; color: rgba(255, 255, 255, .9); margin-bottom: 32px; max-width: 560px; margin-left: auto; margin-right: auto; }
        .cta-section .btn-white { font-size: 16px; padding: 16px 40px; }

        /* ===== Footer ===== */
        .site-footer { background: #332B23; color: #E8E0D3; padding: 70px 0 0; }
        .footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 48px; padding-bottom: 48px; }
        .footer-brand h3 { font-size: 22px; font-weight: 800; color: #F0E4D2; margin-bottom: 14px; }
        .footer-brand p { font-size: 14px; line-height: 1.7; color: rgba(232, 224, 211, .7); }
        .footer-col h4 { font-size: 16px; font-weight: 700; color: #F0E4D2; margin-bottom: 18px; }
        .footer-col ul li { padding: 6px 0; }
        .footer-col ul li a { font-size: 14px; color: rgba(232, 224, 211, .7); }
        .footer-col ul li a:hover { color: var(--primary); }
        .footer-col ul li i { width: 20px; color: rgba(183, 121, 31, .8); margin-right: 6px; }
        .footer-bottom { border-top: 1px solid rgba(232, 224, 211, .15); padding: 24px 0; text-align: center; font-size: 13px; color: rgba(232, 224, 211, .5); }

        /* ===== Responsive ===== */
        @media (max-width: 1023px) {
            .nav-left, .nav-right { display: none; }
            .nav-toggle { display: flex; }
            .nav-inner { grid-template-columns: 1fr auto 1fr; }
            .logo-text { font-size: 18px; }
            .hero { min-height: 520px; }
            .hero h1 { font-size: 36px; }
            .steps-grid { grid-template-columns: 1fr; gap: 28px; }
            .step-item:not(:last-child)::after { display: none; }
            .scenario-wrap { grid-template-columns: 1fr; }
            .scenario-tabs { flex-direction: row; flex-wrap: wrap; }
            .scenario-tab-btn { flex: 1; min-width: 140px; }
            .testimonials-grid { grid-template-columns: 1fr; }
            .t-small-grid { grid-template-columns: 1fr; }
            .pricing-grid { flex-direction: column; gap: 28px; }
            .pricing-card.featured { transform: scale(1); padding: 40px 30px; }
            .pricing-card.featured:hover { transform: scale(1.01); }
            .news-wrap { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
            .section-pad { padding: 56px 0; }
            .section-title { font-size: 28px; }
        }

        @media (max-width: 639px) {
            .container { padding: 0 16px; }
            .nav-inner { height: 64px; padding: 0 16px; }
            .logo-text { font-size: 16px; }
            .hero { min-height: 460px; }
            .hero h1 { font-size: 30px; }
            .hero-sub { font-size: 15px; }
            .hero-btns .btn { width: 100%; justify-content: center; }
            .hero-stats { gap: 16px; flex-direction: column; }
            .feature-grid { grid-template-columns: 1fr; }
            .news-item { flex-direction: column; padding: 20px; }
            .news-item .news-icon { width: 40px; height: 40px; }
            .news-meta { flex-wrap: wrap; }
            .cta-section { padding: 56px 16px; }
            .cta-section h2 { font-size: 26px; }
            .footer-grid { grid-template-columns: 1fr; gap: 28px; }
            .section-pad { padding: 40px 0; }
            .steps-wrap { padding: 32px 20px; }
            .pricing-grid { gap: 20px; }
            .nav-inner { grid-template-columns: 1fr auto auto; }
        }

:root {
            --primary: #B7791F;
            --primary-dark: #9A641A;
            --accent: #2F806A;
            --accent-dark: #256C59;
            --bg: #F7F3EC;
            --card: #FFFFFF;
            --text: #2D2A26;
            --text-muted: #6B6257;
            --border: #E8E0D3;
            --radius: 12px;
            --radius-lg: 18px;
            --shadow: 0 2px 8px rgba(94, 66, 40, .08);
            --shadow-hover: 0 8px 24px rgba(94, 66, 40, .12);
            --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            --font-serif: "Noto Serif CJK SC", serif;
            --transition: .25s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }

        a {
            text-decoration: none;
            color: var(--accent);
            transition: color var(--transition), background var(--transition), box-shadow var(--transition), transform var(--transition);
        }

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

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

        ul,
        ol {
            list-style: none;
        }

        button {
            cursor: pointer;
            font-family: inherit;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: var(--radius);
            font-size: 15px;
            font-weight: 600;
            border: 1px solid transparent;
            transition: all var(--transition);
            line-height: 1.4;
        }

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

        .btn-primary:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }

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

        .btn-outline:hover {
            background: rgba(183, 121, 31, .08);
            color: var(--primary-dark);
            transform: translateY(-2px);
        }

        .btn-light {
            background: #fff;
            color: var(--primary);
        }

        .btn-light:hover {
            background: var(--bg);
            color: var(--primary-dark);
            transform: translateY(-2px);
        }

        .btn:focus-visible,
        a:focus-visible,
        .nav-link:focus-visible {
            outline: 3px solid rgba(183, 121, 31, .35);
            outline-offset: 2px;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(247, 243, 236, .92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
        }

        .nav-inner {
            max-width: 1400px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            padding: 15px 24px;
        }

        .nav-left,
        .nav-right {
            display: flex;
            align-items: center;
            gap: 22px;
        }

        .logo-text {
            font-size: 22px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: .5px;
            white-space: nowrap;
            font-family: var(--font-sans);
        }

        .logo-text:hover {
            color: var(--primary-dark);
        }

        .nav-link {
            font-size: 15px;
            color: var(--text);
            padding: 6px 2px;
            position: relative;
            font-weight: 500;
        }

        .nav-link:hover {
            color: var(--primary);
        }

        .nav-link.active {
            color: var(--accent);
            font-weight: 600;
        }

        .nav-link.active::after {
            content: "";
            position: absolute;
            bottom: -2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            border-radius: 999px;
            background: var(--accent);
        }

        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 22px;
            color: var(--text);
            padding: 6px;
        }

        .mobile-menu {
            display: none;
        }

        /* ===== Article Header ===== */
        .article-header {
            background: linear-gradient(180deg, rgba(247, 243, 236, 1) 0%, rgba(255, 255, 255, .65) 100%);
            border-bottom: 1px solid var(--border);
            padding: 56px 0 44px;
        }

        .breadcrumb {
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 20px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
        }

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

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

        .breadcrumb .sep {
            margin: 0 10px;
            color: #B8AFA1;
        }

        .breadcrumb .current {
            color: var(--text);
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            max-width: 320px;
        }

        .article-category {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(47, 128, 106, .1);
            color: var(--accent);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: 999px;
            margin-bottom: 18px;
        }

        .article-title {
            font-size: 42px;
            line-height: 1.3;
            font-weight: 800;
            color: var(--text);
            max-width: 880px;
            margin-bottom: 18px;
            letter-spacing: -.5px;
        }

        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 18px;
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 18px;
        }

        .article-meta .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .article-meta i {
            color: var(--primary);
            font-size: 13px;
        }

        .article-summary {
            font-size: 17px;
            line-height: 1.85;
            color: var(--text-muted);
            max-width: 780px;
            border-left: 3px solid var(--primary);
            padding-left: 18px;
            margin-top: 4px;
        }

        /* ===== Article Body ===== */
        .article-body {
            padding: 52px 0 28px;
        }

        .article-content {
            max-width: 800px;
            margin: 0 auto;
            font-size: 16px;
            line-height: 1.9;
            color: var(--text);
            word-break: break-word;
        }

        .article-content h2 {
            font-size: 28px;
            line-height: 1.4;
            font-weight: 800;
            margin: 44px 0 16px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--border);
            color: var(--text);
        }

        .article-content h3 {
            font-size: 22px;
            font-weight: 700;
            margin: 34px 0 14px;
            color: var(--text);
        }

        .article-content h4 {
            font-size: 18px;
            font-weight: 700;
            margin: 24px 0 10px;
            color: var(--text);
        }

        .article-content p {
            margin-bottom: 20px;
        }

        .article-content a {
            color: var(--primary);
            text-decoration: underline;
            text-underline-offset: 3px;
        }

        .article-content strong {
            font-weight: 700;
            color: var(--text);
        }

        .article-content img {
            border-radius: var(--radius);
            margin: 26px 0;
            box-shadow: var(--shadow);
            height: auto;
        }

        .article-content blockquote {
            border-left: 4px solid var(--primary);
            background: rgba(183, 121, 31, .06);
            padding: 18px 22px;
            margin: 28px 0;
            border-radius: 0 12px 12px 0;
            color: var(--text-muted);
            font-style: normal;
            line-height: 1.8;
        }

        .article-content ul,
        .article-content ol {
            margin: 18px 0 22px;
            padding-left: 24px;
        }

        .article-content ul {
            list-style: disc;
        }

        .article-content ul li {
            margin-bottom: 10px;
        }

        .article-content ol {
            list-style: decimal;
        }

        .article-content ol li {
            margin-bottom: 10px;
        }

        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 28px 0;
            font-size: 15px;
        }

        .article-content th,
        .article-content td {
            border: 1px solid var(--border);
            padding: 10px 14px;
            text-align: left;
        }

        .article-content th {
            background: rgba(183, 121, 31, .06);
            font-weight: 700;
        }

        .article-content code {
            background: #F0EAE1;
            border-radius: 6px;
            padding: 2px 7px;
            font-size: 14px;
            font-family: "SFMono-Regular", Consolas, monospace;
        }

        .not-found {
            text-align: center;
            padding: 64px 24px;
            background: var(--card);
            border: 1px dashed var(--border);
            border-radius: var(--radius-lg);
        }

        .not-found p {
            font-size: 20px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 18px;
        }

        /* ===== Article Pagination ===== */
        .article-pagination {
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
            margin: 28px 0 52px;
        }

        .article-pagination .container {
            max-width: 960px;
        }

        .pagination-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
            padding: 26px 0;
        }

        .pagination-item {
            display: flex;
            flex-direction: column;
            gap: 6px;
            padding: 18px 22px;
            background: var(--card);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            transition: all var(--transition);
            min-height: 88px;
        }

        .pagination-item:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }

        .pagination-item .label {
            font-size: 12px;
            color: var(--text-muted);
            font-weight: 600;
            letter-spacing: .5px;
        }

        .pagination-item .title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
            line-height: 1.4;
        }

        .pagination-item.next {
            text-align: right;
            align-items: flex-end;
        }

        /* ===== Related Posts ===== */
        .related-posts {
            padding: 60px 0 64px;
        }

        .related-posts .section-header {
            text-align: center;
            margin-bottom: 40px;
        }

        .related-posts .section-title {
            font-size: 30px;
            font-weight: 800;
            color: var(--text);
            letter-spacing: -.3px;
        }

        .related-posts .section-subtitle {
            font-size: 15px;
            color: var(--text-muted);
            margin-top: 8px;
        }

        .related-posts .cell {
            margin-bottom: 24px;
        }

        .related-card {
            display: flex;
            flex-direction: column;
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            transition: all var(--transition);
            height: 100%;
        }

        .related-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }

        .related-card .thumb {
            height: 170px;
            overflow: hidden;
        }

        .related-card .thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }

        .related-card .related-body {
            padding: 20px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .related-card .related-tag {
            display: inline-flex;
            align-self: flex-start;
            font-size: 12px;
            color: var(--accent);
            background: rgba(47, 128, 106, .1);
            padding: 4px 12px;
            border-radius: 999px;
            margin-bottom: 12px;
            font-weight: 600;
        }

        .related-card h3 {
            font-size: 17px;
            font-weight: 700;
            line-height: 1.45;
            margin-bottom: 10px;
        }

        .related-card h3 a {
            color: var(--text);
        }

        .related-card h3 a:hover {
            color: var(--primary);
        }

        .related-card p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.65;
            margin-bottom: 12px;
            flex: 1;
        }

        .related-card .related-date {
            font-size: 12px;
            color: #A99F91;
        }

        /* ===== Article CTA ===== */
        .article-cta {
            padding: 16px 0 72px;
        }

        .cta-box {
            background: linear-gradient(135deg, var(--primary) 0%, #C98F3A 100%);
            border-radius: var(--radius-lg);
            padding: 52px 40px;
            text-align: center;
            color: #fff;
            box-shadow: var(--shadow-hover);
        }

        .cta-box h2 {
            font-size: 30px;
            font-weight: 800;
            margin-bottom: 10px;
            letter-spacing: -.3px;
        }

        .cta-box p {
            font-size: 16px;
            opacity: .94;
            margin-bottom: 26px;
            max-width: 620px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-box .btn-light {
            background: #fff;
            color: var(--primary);
            margin-right: 10px;
        }

        .cta-box .btn-outline {
            border-color: #fff;
            color: #fff;
        }

        .cta-box .btn-outline:hover {
            background: rgba(255, 255, 255, .12);
            color: #fff;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #332B23;
            color: #F2E9DC;
            padding: 56px 0 20px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1.2fr;
            gap: 48px;
            padding-bottom: 40px;
        }

        .footer-brand h3 {
            font-size: 22px;
            font-weight: 800;
            color: #F2E9DC;
            margin-bottom: 14px;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.85;
            color: #C7BCAE;
            max-width: 360px;
        }

        .footer-col h4 {
            font-size: 16px;
            font-weight: 700;
            color: #F2E9DC;
            margin-bottom: 16px;
        }

        .footer-col ul li {
            margin-bottom: 10px;
            font-size: 14px;
            color: #C7BCAE;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-col ul li i {
            color: #B7791F;
            width: 14px;
            text-align: center;
        }

        .footer-col ul li a {
            color: #C7BCAE;
            transition: color var(--transition);
        }

        .footer-col ul li a:hover {
            color: var(--primary);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .12);
            padding-top: 20px;
            text-align: center;
            font-size: 13px;
            color: #A99F91;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1023px) {
            .nav-left,
            .nav-right {
                display: none;
            }

            .nav-toggle {
                display: block;
                margin-left: auto;
            }

            .mobile-menu.open {
                display: flex;
                flex-direction: column;
                width: 100%;
                background: #fff;
                border-top: 1px solid var(--border);
                padding: 8px 0;
            }

            .mobile-menu a {
                display: flex;
                align-items: center;
                gap: 10px;
                padding: 15px 24px;
                font-size: 16px;
                color: var(--text);
                border-bottom: 1px solid rgba(232, 224, 211, .55);
                transition: all var(--transition);
            }

            .mobile-menu a i {
                width: 18px;
                color: var(--primary);
            }

            .mobile-menu a.active {
                color: var(--accent);
                background: rgba(47, 128, 106, .06);
                font-weight: 600;
            }

            .mobile-menu a:hover {
                background: rgba(183, 121, 31, .04);
                color: var(--primary);
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 36px;
            }

            .article-title {
                font-size: 34px;
            }
        }

        @media (max-width: 767px) {
            .container {
                padding-left: 18px;
                padding-right: 18px;
            }

            .nav-inner {
                padding: 12px 18px;
            }

            .logo-text {
                font-size: 18px;
            }

            .article-header {
                padding: 36px 0 30px;
            }

            .article-title {
                font-size: 26px;
                line-height: 1.35;
            }

            .article-meta {
                gap: 12px;
                font-size: 13px;
            }

            .article-summary {
                font-size: 16px;
                padding-left: 14px;
            }

            .article-body {
                padding: 36px 0 20px;
            }

            .pagination-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }

            .pagination-item.next {
                text-align: left;
                align-items: flex-start;
            }

            .related-posts {
                padding: 44px 0 48px;
            }

            .related-posts .section-title {
                font-size: 24px;
            }

            .related-card .thumb {
                height: 140px;
            }

            .cta-box {
                padding: 36px 20px;
            }

            .cta-box h2 {
                font-size: 24px;
            }

            .cta-box .btn-light {
                margin-right: 0;
                margin-bottom: 12px;
                width: 100%;
            }

            .cta-box .btn-outline {
                width: 100%;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .site-footer {
                padding: 44px 0 18px;
            }
        }

        @media (max-width: 520px) {
            .breadcrumb .current {
                max-width: 200px;
            }

            .article-meta {
                flex-direction: column;
                gap: 6px;
            }

            .related-card .thumb {
                height: 120px;
            }
        }

:root {
  --primary: #B7791F;
  --primary-dark: #966214;
  --primary-soft: rgba(183, 121, 31, 0.10);
  --secondary: #2F806A;
  --secondary-dark: #256C59;
  --secondary-soft: rgba(47, 128, 106, 0.10);
  --bg: #F7F3EC;
  --card-bg: #FFFFFF;
  --text: #2D2A26;
  --text-light: #6B6257;
  --border: #E8E0D3;
  --radius: 12px;
  --radius-lg: 18px;
  --radius-pill: 999px;
  --shadow: 0 2px 8px rgba(94, 66, 40, 0.08);
  --shadow-lg: 0 8px 24px rgba(94, 66, 40, 0.12);
  --footer-bg: #332B23;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

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

ul,
ol {
  list-style: none;
}

button,
input {
  font-family: inherit;
}

section[id] {
  scroll-margin-top: 90px;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
}

/* 导航 */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 28px;
  height: 74px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 20px;
}

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

.nav-right {
  display: flex;
  align-items: center;
  gap: 4px;
  justify-content: flex-end;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 16px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  transition: all 0.25s ease;
}

.nav-link:hover {
  color: var(--secondary);
  background: var(--secondary-soft);
}

.nav-link.active {
  color: var(--secondary);
  background: var(--secondary-soft);
  font-weight: 600;
}

.logo-text {
  font-size: 22px;
  font-weight: 800;
  color: var(--primary);
  white-space: nowrap;
  letter-spacing: 0.5px;
  justify-self: center;
  text-align: center;
}

.logo-text:hover {
  color: var(--primary-dark);
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  border-radius: 10px;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: var(--text);
  cursor: pointer;
  transition: all 0.25s ease;
}

.nav-toggle:hover {
  background: var(--bg);
  border-color: var(--primary);
}

.mobile-menu {
  display: none;
  flex-direction: column;
  background: #fff;
  border-top: 1px solid var(--border);
  padding: 10px 20px 20px;
}

.mobile-menu.open {
  display: flex;
}

.mobile-menu a {
  padding: 13px 10px;
  font-size: 15px;
  color: var(--text);
  border-bottom: 1px solid #F0ECE4;
  display: flex;
  align-items: center;
  gap: 10px;
}

.mobile-menu a:last-child {
  border-bottom: 0;
}

.mobile-menu a.active {
  color: var(--secondary);
  font-weight: 600;
}

/* 通用板块 */
.section {
  padding: 96px 0;
}

.section-header {
  max-width: 720px;
  margin-bottom: 52px;
}

.section-eyebrow {
  color: var(--secondary);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 2px;
  text-transform: uppercase;
  display: inline-block;
  margin-bottom: 10px;
}

.section-header h2 {
  font-size: 32px;
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 12px;
}

.section-subtitle {
  color: var(--text-light);
  font-size: 16px;
  margin: 0;
}

/* 分类顶部说明 */
.page-banner {
  padding: 72px 0 64px;
  background: linear-gradient(135deg, #FBF7F0 0%, #F3EBDE 100%);
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

.page-banner::after {
  content: '';
  position: absolute;
  right: -120px;
  top: -120px;
  width: 360px;
  height: 360px;
  background: radial-gradient(circle, rgba(183, 121, 31, 0.10) 0%, rgba(183, 121, 31, 0) 70%);
  border-radius: 50%;
  pointer-events: none;
}

.banner-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--text-light);
  margin-bottom: 24px;
  flex-wrap: wrap;
}

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

.breadcrumb .breadcrumb-sep {
  font-size: 10px;
  opacity: 0.6;
}

.breadcrumb .current {
  color: var(--text-light);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 16px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
}

.badge-green {
  background: var(--secondary-soft);
  color: var(--secondary);
}

.page-banner h1 {
  font-size: 42px;
  font-weight: 800;
  line-height: 1.3;
  margin: 18px 0 16px;
  color: var(--text);
}

.lead {
  font-size: 18px;
  color: var(--text-light);
  max-width: 680px;
  margin-bottom: 28px;
}

.banner-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 15px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.25s ease;
}

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

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

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

.btn-outline:hover {
  background: rgba(183, 121, 31, 0.08);
  transform: translateY(-2px);
}

.data-panel {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: var(--shadow-lg);
  padding: 28px;
}

.data-panel h4 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text);
}

.data-panel ul li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px dashed var(--border);
  font-size: 14px;
}

.data-panel ul li:last-child {
  border-bottom: 0;
}

.data-label {
  color: var(--text-light);
}

.data-value {
  font-weight: 700;
  color: var(--text);
  font-size: 18px;
}

/* 核心卖点 */
.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  max-width: 1000px;
  margin: 0 auto;
}

.feature-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 36px;
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
  position: relative;
}

.feature-card:nth-child(even) {
  transform: translateY(24px);
}

.feature-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
}

.feature-card:nth-child(even):hover {
  transform: translateY(18px);
}

.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--primary-soft);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: 20px;
}

.feature-card h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 10px;
}

.feature-card p {
  color: var(--text-light);
  font-size: 15px;
  line-height: 1.7;
  margin: 0;
}

/* 指南内容精选 */
.guide-card {
  display: flex;
  gap: 20px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 16px;
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
  height: 100%;
}

.guide-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.guide-img {
  flex: 0 0 200px;
  height: 150px;
  border-radius: 12px;
  overflow: hidden;
}

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

.guide-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.guide-tag {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--secondary-soft);
  color: var(--secondary);
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 8px;
  width: max-content;
}

.guide-content h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
}

.guide-content p {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.6;
  margin-bottom: 10px;
}

.guide-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.guide-link:hover {
  color: var(--primary-dark);
}

/* 适用场景 */
.scene-wrap {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 32px;
  box-shadow: var(--shadow);
}

.scene-tabs {
  border-right: 1px solid var(--border);
  padding-right: 16px;
}

.scene-tabs .tabs-title {
  display: block;
  margin-bottom: 10px;
}

.scene-tabs .tabs-title a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 15px;
  color: var(--text-light);
  background: transparent;
  border: 1px solid transparent;
  transition: all 0.25s ease;
}

.scene-tabs .tabs-title a:hover {
  background: var(--bg);
  color: var(--text);
}

.scene-tabs .tabs-title.is-active a {
  background: var(--secondary-soft);
  color: var(--secondary);
  border-color: rgba(47, 128, 106, 0.2);
}

.scene-tabs .tabs-title a i {
  width: 20px;
  text-align: center;
}

.scene-panels {
  padding: 0 8px;
}

.scene-panels .tabs-panel h3 {
  font-size: 24px;
  margin-bottom: 14px;
  color: var(--text);
}

.scene-panels .tabs-panel p {
  color: var(--text-light);
  font-size: 16px;
  line-height: 1.8;
  margin: 0;
}

/* 流程 */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 20px;
}

.step-item {
  position: relative;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px 24px;
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
}

.step-item:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.step-num {
  font-size: 36px;
  font-weight: 800;
  color: rgba(183, 121, 31, 0.25);
  line-height: 1;
  margin-bottom: 14px;
  font-family: "Noto Serif CJK SC", serif;
}

.step-item h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
}

.step-item p {
  font-size: 14px;
  color: var(--text-light);
  margin: 0;
  line-height: 1.7;
}

/* 用户评价 */
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonial-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  box-shadow: var(--shadow);
  margin: 0;
  transition: all 0.3s ease;
}

.testimonial-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.testimonial-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--secondary-soft);
  color: var(--secondary);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}

.t-type {
  display: block;
  font-size: 12px;
  color: var(--text-light);
}

.stars {
  margin-left: auto;
  color: #E8A33D;
  letter-spacing: 2px;
  font-size: 13px;
}

.testimonial-card p {
  font-size: 15px;
  color: var(--text);
  line-height: 1.75;
  margin-bottom: 12px;
}

.testimonial-card footer {
  font-size: 12px;
  color: var(--text-light);
  border-top: 1px solid var(--border);
  padding-top: 12px;
}

/* FAQ */
.faq-wrap {
  max-width: 820px;
  margin: 0 auto;
}

.faq-wrap .accordion {
  background: transparent;
  border: 0;
  border-radius: 0;
}

.faq-wrap .accordion-item {
  background: #fff;
  border: 1px solid var(--border) !important;
  border-radius: 14px;
  margin-bottom: 14px;
  overflow: hidden;
  transition: border-color 0.25s ease;
}

.faq-wrap .accordion-title {
  background: #fff;
  font-size: 17px;
  font-weight: 600;
  color: var(--text);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 14px;
  border: 0 !important;
  position: relative;
  transition: background 0.25s ease;
}

.faq-wrap .accordion-title::before {
  display: none !important;
}

.faq-wrap .accordion-title::after {
  content: "\f078";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  font-size: 12px;
  margin-left: auto;
  color: var(--primary);
  transition: transform 0.3s ease;
}

.faq-wrap .accordion-item.is-active .accordion-title::after {
  transform: rotate(180deg);
}

.faq-wrap .accordion-title:hover {
  background: #FBF7F0;
}

.faq-wrap .accordion-item.is-active {
  border-color: rgba(183, 121, 31, 0.4) !important;
}

.faq-num {
  color: var(--primary);
  font-weight: 800;
  font-size: 15px;
}

.faq-wrap .accordion-content {
  border: 0 !important;
  padding: 0 24px 24px 58px;
  background: #fff;
  color: var(--text-light);
  line-height: 1.8;
  font-size: 15px;
}

/* CTA */
.cta-section {
  padding: 88px 0;
  background: linear-gradient(rgba(45, 30, 18, 0.72), rgba(45, 30, 18, 0.55)), url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
  text-align: center;
}

.cta-inner {
  max-width: 760px;
  margin: 0 auto;
}

.cta-inner h2 {
  color: #fff;
  font-size: 32px;
  font-weight: 800;
  margin-bottom: 12px;
  line-height: 1.3;
}

.cta-inner p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 17px;
  margin-bottom: 28px;
}

.cta-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-light {
  background: #fff;
  color: var(--primary);
}

.btn-light:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.btn-outline-light {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.7);
  color: #fff;
}

.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.12);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 16px 32px;
  font-size: 17px;
}

/* 页脚 */
.site-footer {
  background: var(--footer-bg);
  color: rgba(247, 243, 236, 0.8);
  padding: 64px 0 28px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1.2fr;
  gap: 40px;
  align-items: start;
  margin-bottom: 44px;
}

.footer-brand h3 {
  color: #fff;
  font-size: 20px;
  margin-bottom: 14px;
}

.footer-brand p {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(247, 243, 236, 0.65);
  margin: 0;
}

.footer-col h4 {
  color: #fff;
  font-size: 15px;
  margin-bottom: 16px;
}

.footer-col ul li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  padding: 5px 0;
  color: rgba(247, 243, 236, 0.7);
}

.footer-col ul li i {
  color: var(--primary);
  font-size: 12px;
  width: 14px;
}

.footer-col a {
  color: rgba(247, 243, 236, 0.75);
  transition: color 0.25s;
}

.footer-col a:hover {
  color: #E8A33D;
}

.footer-bottom {
  border-top: 1px solid rgba(247, 243, 236, 0.12);
  padding-top: 22px;
  text-align: center;
  font-size: 13px;
  color: rgba(247, 243, 236, 0.5);
}

/* 响应式 */
@media (max-width: 1024px) {
  .section {
    padding: 72px 0;
  }

  .steps {
    grid-template-columns: repeat(2, 1fr);
  }

  .testimonial-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .guide-card {
    flex-direction: column;
  }

  .guide-img {
    flex: none;
    width: 100%;
    height: 180px;
  }
}

@media (max-width: 900px) {
  .nav-left,
  .nav-right {
    display: none;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .nav-inner {
    grid-template-columns: 1fr auto;
    gap: 0;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  .logo-text {
    font-size: 18px;
  }
}

@media (max-width: 768px) {
  .page-banner {
    padding: 48px 0;
  }

  .page-banner h1 {
    font-size: 30px;
  }

  .banner-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }

  .feature-card:nth-child(even),
  .feature-card:hover,
  .feature-card:nth-child(even):hover {
    transform: none;
  }

  .steps {
    grid-template-columns: 1fr;
  }

  .testimonial-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .cta-section {
    padding: 64px 0;
  }

  .cta-inner h2 {
    font-size: 26px;
  }

  .scene-wrap {
    padding: 20px;
  }

  .scene-panels {
    padding: 0;
  }

  .section-header h2 {
    font-size: 26px;
  }

  .scene-tabs {
    border-right: 0;
    padding-right: 0;
    border-bottom: 1px solid var(--border);
    margin-bottom: 20px;
  }
}

@media (max-width: 640px) {
  .container {
    padding: 0 18px;
  }
}

@media (max-width: 520px) {
  .page-banner h1 {
    font-size: 26px;
  }

  .lead {
    font-size: 16px;
  }

  .btn {
    width: 100%;
    justify-content: center;
  }

  .cta-actions {
    gap: 10px;
  }

  .section {
    padding: 56px 0;
  }

  .logo-text {
    font-size: 15px;
  }

  .data-panel {
    padding: 20px;
  }

  .guide-card {
    padding: 12px;
  }

  .guide-img {
    height: 150px;
  }

  .step-item {
    padding: 22px 18px;
  }
}