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

        body {
            font-family: 'Inter', system-ui, -apple-system, 'BlinkMacSystemFont', 'Segoe UI', Roboto, Helvetica, sans-serif;
            background: #FDF9F2;
            color: #2F3E46;
            line-height: 1.5;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 28px;
        }

        .header {
            background: rgba(253, 249, 242, 0.96);
            backdrop-filter: blur(10px);
            position: sticky;
            top: 0;
            z-index: 100;
            border-bottom: 1px solid #F0E2D0;
        }

        .navbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            padding: 18px 0;
            gap: 20px;
        }

        .logo {
            font-size: 2rem;
            font-weight: 750;
            background: linear-gradient(125deg, #8FAA80, #C49A6C);
            background-clip: text;
            -webkit-background-clip: text;
            color: transparent;
            letter-spacing: -0.5px;
            text-decoration: none;
        }

        .nav-links {
            display: flex;
            gap: 34px;
            align-items: center;
            flex-wrap: wrap;
        }

        .nav-links a {
            text-decoration: none;
            font-weight: 500;
            color: #5A6E5A;
            transition: 0.2s;
            font-size: 1rem;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: #C49A6C;
        }

        .hero {
            padding: 72px 0 80px;
            background: #FDF9F2;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 0.9fr 1.1fr;
            gap: 48px;
            align-items: center;
        }

        .hero-visual {
            order: 1;
        }

        .hero-content {
            order: 2;
        }

        .hero-visual-card {
            background: #FFFBF5;
            border-radius: 56px;
            padding: 28px 20px;
            text-align: center;
            box-shadow: 0 24px 44px -16px rgba(0, 0, 0, 0.06);
            border: 1px solid #F0E2D0;
        }

        .hero-content h1 {
            font-size: 3.4rem;
            font-weight: 800;
            line-height: 1.2;
            color: #4A6A3F;
            margin-bottom: 18px;
            letter-spacing: -1px;
        }

        .hero-content .accent {
            background: linear-gradient(125deg, #C49A6C, #E2BB88);
            background-clip: text;
            -webkit-background-clip: text;
            color: transparent;
        }

        .hero-content p {
            font-size: 1.18rem;
            color: #6F7D6A;
            margin-bottom: 36px;
            max-width: 90%;
        }

        .btn-group {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
        }

        .btn-primary {
            background: #8FAA80;
            color: white;
            padding: 12px 32px;
            border-radius: 60px;
            text-decoration: none;
            font-weight: 600;
            transition: all 0.25s;
            box-shadow: 0 6px 14px rgba(143, 170, 128, 0.2);
            display: inline-block;
        }

        .btn-primary:hover {
            background: #7A966A;
            transform: translateY(-2px);
        }

        .btn-secondary {
            background: transparent;
            color: #C49A6C;
            padding: 12px 32px;
            border-radius: 60px;
            text-decoration: none;
            font-weight: 600;
            border: 1.5px solid #E2D0B6;
            transition: 0.25s;
        }

        .btn-secondary:hover {
            background: #FFF5E8;
            border-color: #C49A6C;
        }

        .stats-row {
            display: flex;
            gap: 32px;
            margin-top: 42px;
            flex-wrap: wrap;
        }

        .stat-item {
            background: #FFFDF9;
            padding: 12px 20px;
            border-radius: 60px;
            border: 1px solid #EADFCB;
            font-weight: 500;
            color: #8FAA80;
        }

        .features {
            padding: 88px 0;
            background: #FFFFFF;
        }

        .section-title {
            text-align: center;
            font-size: 2.2rem;
            font-weight: 700;
            margin-bottom: 56px;
            color: #4A6A3F;
            letter-spacing: -0.3px;
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 32px;
        }

        .feature-card {
            background: #FEFCF8;
            padding: 32px 24px;
            border-radius: 32px;
            transition: all 0.25s;
            border: 1px solid #F0E4D2;
            text-align: left;
            display: flex;
            gap: 20px;
            align-items: flex-start;
        }

        .feature-card:hover {
            transform: translateY(-5px);
            border-color: #DCC8AA;
            background: #FFFEFC;
        }

        .feature-icon {
            background: #F5EDE2;
            width: 56px;
            height: 56px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 24px;
            color: #C49A6C;
            flex-shrink: 0;
        }

        .feature-text h3 {
            font-size: 1.35rem;
            margin-bottom: 8px;
            color: #3E5C3C;
        }

        .feature-text p {
            color: #7E8D78;
            font-size: 0.92rem;
        }

        .benefits-section {
            background: #F8F3EA;
            padding: 80px 0;
        }

        .benefits-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
            margin-top: 32px;
        }

        .benefit-item {
            text-align: center;
            padding: 20px 16px;
        }

        .benefit-icon {
            font-size: 2.4rem;
            margin-bottom: 20px;
            background: #EFE4D6;
            width: 80px;
            height: 80px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 60px;
            margin-left: auto;
            margin-right: auto;
        }

        .benefit-item h4 {
            font-size: 1.4rem;
            margin-bottom: 10px;
            color: #5F7D52;
        }

        .benefit-item p {
            color: #7C8E72;
        }

        /* 三大入口引导区 */
        .gateways-section {
            padding: 72px 0;
            background: #FFFFFF;
        }
        .gateways-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .gateway-card {
            background: #FFFDF8;
            border-radius: 28px;
            padding: 36px 28px;
            border: 1px solid #F0E4D2;
            text-align: center;
            transition: all 0.3s;
            text-decoration: none;
            color: inherit;
            display: block;
            position: relative;
            overflow: hidden;
        }
        .gateway-card::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 100px;
            height: 100px;
            border-radius: 50%;
            background: rgba(143, 170, 128, 0.06);
            transition: 0.4s;
        }
        .gateway-card:hover::before {
            width: 160px;
            height: 160px;
            top: -60px;
            right: -60px;
            background: rgba(196, 154, 108, 0.1);
        }
        .gateway-card:hover {
            transform: translateY(-6px);
            border-color: #DCC8AA;
            box-shadow: 0 18px 36px -14px rgba(0, 0, 0, 0.08);
        }
        .gateway-icon-wrap {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            font-size: 1.8rem;
            background: #F5EDE2;
            position: relative;
            z-index: 1;
        }
        .gateway-card h3 {
            font-size: 1.3rem;
            color: #4A6A3F;
            margin-bottom: 8px;
            position: relative;
            z-index: 1;
        }
        .gateway-card .gateway-sub {
            font-size: 0.9rem;
            color: #8A9A82;
            position: relative;
            z-index: 1;
            line-height: 1.5;
        }
        .gateway-badge {
            display: inline-block;
            background: #E8F0E3;
            color: #6B8A5E;
            font-size: 0.78rem;
            padding: 4px 14px;
            border-radius: 30px;
            margin-top: 14px;
            font-weight: 500;
            position: relative;
            z-index: 1;
        }

        /* 客户端对比 */
        .compare-section {
            padding: 80px 0;
            background: #FDF9F2;
        }
        .compare-table-wrap {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            margin-top: 20px;
        }
        .compare-table {
            width: 100%;
            border-collapse: separate;
            border-spacing: 0;
            min-width: 680px;
            background: #FFFEFB;
            border-radius: 24px;
            overflow: hidden;
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.03);
            border: 1px solid #F0E4D2;
        }
        .compare-table th,
        .compare-table td {
            padding: 16px 18px;
            text-align: left;
            font-size: 0.95rem;
            border-bottom: 1px solid #F3ECDE;
        }
        .compare-table th {
            background: #FAF6EF;
            font-weight: 650;
            color: #5F7D52;
            font-size: 0.9rem;
            letter-spacing: 0.3px;
            text-transform: uppercase;
        }
        .compare-table tr:last-child td {
            border-bottom: none;
        }
        .compare-table .highlight-col {
            background: #F9FBF6;
        }
        .compare-table .tag-rec {
            display: inline-block;
            background: #E8F0E3;
            color: #5A7D4A;
            font-size: 0.75rem;
            padding: 3px 10px;
            border-radius: 20px;
            font-weight: 600;
        }
        .compare-table .tag-pro {
            display: inline-block;
            background: #F5EDE2;
            color: #B08A5E;
            font-size: 0.75rem;
            padding: 3px 10px;
            border-radius: 20px;
            font-weight: 600;
        }

        /* 新手步骤 */
        .steps-section {
            padding: 80px 0;
            background: #FFFFFF;
        }
        .steps-flow {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
            justify-content: center;
            counter-reset: step;
        }
        .step-card {
            flex: 1;
            min-width: 220px;
            max-width: 320px;
            background: #FFFDF8;
            border-radius: 28px;
            padding: 32px 24px;
            border: 1px solid #F0E4D2;
            text-align: center;
            position: relative;
            transition: 0.3s;
            counter-increment: step;
        }
        .step-card::after {
            content: counter(step);
            position: absolute;
            top: -18px;
            left: 50%;
            transform: translateX(-50%);
            background: #8FAA80;
            color: #fff;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1rem;
        }
        .step-card:hover {
            transform: translateY(-4px);
            border-color: #DCC8AA;
            box-shadow: 0 12px 28px -10px rgba(0, 0, 0, 0.06);
        }
        .step-card h4 {
            font-size: 1.2rem;
            color: #4A6A3F;
            margin: 14px 0 8px;
        }
        .step-card p {
            font-size: 0.9rem;
            color: #7E8D78;
            line-height: 1.5;
        }

        /* 进阶引导 */
        .advanced-teasers {
            padding: 72px 0;
            background: #F8F3EA;
        }
        .teaser-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 28px;
            margin-top: 24px;
        }
        .teaser-card {
            background: #FFFEFB;
            border-radius: 24px;
            padding: 28px 22px;
            border: 1px solid #EDE3D2;
            transition: 0.25s;
            text-decoration: none;
            color: inherit;
            display: block;
        }
        .teaser-card:hover {
            border-color: #C49A6C;
            box-shadow: 0 8px 24px -8px rgba(143, 170, 128, 0.12);
            transform: translateY(-3px);
        }
        .teaser-card h4 {
            font-size: 1.2rem;
            color: #4A6A3F;
            margin-bottom: 8px;
        }
        .teaser-card p {
            font-size: 0.9rem;
            color: #7E8D78;
            line-height: 1.5;
        }
        .teaser-arrow {
            display: inline-block;
            margin-top: 10px;
            color: #C49A6C;
            font-weight: 600;
            font-size: 0.9rem;
            transition: 0.2s;
        }
        .teaser-card:hover .teaser-arrow {
            transform: translateX(4px);
        }

        /* FAQ */
        .faq-section {
            padding: 80px 0;
            background: #FFFFFF;
        }
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .faq-item {
            background: #FFFDF8;
            border-radius: 20px;
            padding: 22px 26px;
            border: 1px solid #F0E4D2;
            transition: 0.25s;
            cursor: default;
        }
        .faq-item:hover {
            border-color: #DCC8AA;
            background: #FFFEFC;
        }
        .faq-item h4 {
            font-size: 1.08rem;
            color: #4A6A3F;
            margin-bottom: 8px;
            font-weight: 650;
        }
        .faq-item p {
            font-size: 0.92rem;
            color: #6F7D6A;
            line-height: 1.6;
        }

        /* CTA 号召区域 */
        .cta-band {
            padding: 64px 0;
            background: linear-gradient(135deg, #FDF9F2 0%, #F8F1E6 100%);
            text-align: center;
            border-top: 1px solid #EDE3D2;
            border-bottom: 1px solid #EDE3D2;
        }
        .cta-band h2 {
            font-size: 2rem;
            font-weight: 750;
            color: #4A6A3F;
            margin-bottom: 14px;
            letter-spacing: -0.3px;
        }
        .cta-band p {
            font-size: 1.05rem;
            color: #6F7D6A;
            margin-bottom: 28px;
            max-width: 520px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-band .btn-primary {
            font-size: 1.1rem;
            padding: 15px 42px;
        }

        /* Footer */
        .footer {
            background: #EDE4D6;
            color: #6A5C4D;
            padding: 56px 0 32px;
            font-size: 0.9rem;
            border-top: 1px solid #E0D2BE;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-col h4 {
            color: #7B6B56;
            margin-bottom: 18px;
            font-weight: 600;
        }

        .footer-col a {
            display: block;
            color: #896F52;
            text-decoration: none;
            margin-bottom: 10px;
            transition: 0.2s;
        }

        .footer-col a:hover {
            color: #C49A6C;
        }

        .copyright {
            text-align: center;
            padding-top: 28px;
            border-top: 1px solid #D9CAB4;
            color: #A28C70;
        }

        /* 响应式 */
        @media (max-width: 768px) {
            .hero-grid {
                grid-template-columns: 1fr;
                text-align: center;
            }
            .hero-content p {
                max-width: 100%;
            }
            .btn-group {
                justify-content: center;
            }
            .stats-row {
                justify-content: center;
            }
            .navbar {
                flex-direction: column;
            }
            .nav-links {
                justify-content: center;
            }
            .hero-content h1 {
                font-size: 2.4rem;
            }
            .benefits-grid {
                grid-template-columns: 1fr;
            }
            .feature-card {
                flex-direction: column;
                text-align: center;
                align-items: center;
            }
            .gateways-grid {
                grid-template-columns: 1fr;
            }
            .steps-flow {
                flex-direction: column;
                align-items: center;
            }
            .step-card {
                max-width: 100%;
            }
            .compare-table {
                min-width: 540px;
                font-size: 0.85rem;
            }
            .compare-table th,
            .compare-table td {
                padding: 10px 12px;
                font-size: 0.8rem;
            }
            .cta-band h2 {
                font-size: 1.5rem;
            }
        }

        @media (max-width: 480px) {
            .hero-content h1 {
                font-size: 1.9rem;
            }
            .hero-visual-card {
                padding: 18px 12px;
                border-radius: 36px;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .gateway-card {
                padding: 24px 16px;
            }
            .compare-table {
                min-width: 440px;
            }
            .compare-table th,
            .compare-table td {
                padding: 8px 8px;
                font-size: 0.72rem;
            }
        }