:root { 
            --primary: #f77e21; 
            --primary-light: #ff9a3c; 
            --primary-dark: #e06c10; 
            --secondary: #ff7f24; 
            --accent: #ff5700; 
            --light: #f8f9fa; 
            --dark: #212529; 
            --gray: #6c757d; 
            --light-gray: #e9ecef; 
            --success: #38b000; 
            --error-red: #f56c6c; 
            --border-radius: 8px; 
            --box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08); 
            --transition: all 0.3s ease; 
        }
        
        * { 
            margin: 0; 
            padding: 0; 
            box-sizing: border-box; 
            font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif; 
        }
        
        html { 
            scroll-behavior: smooth; 
        }
        
        body { 
            background-color: #fff; 
            color: var(--dark); 
            line-height: 1.60; 
            overflow-x: hidden; 
            padding-bottom: 60px; 
        }
        
        .container { 
            width: 100%; 
            max-width: 1200px; 
            margin: 0 auto; 
            padding: 0 20px; 
        }
        
        section { 
            padding: 40px 0; 
        }
        
        h1, h2, h3, h4 { 
            font-weight: 700; 
            line-height: 1.2; 
            margin-bottom: 1rem; 
        }
        
        h1 { 
            font-size: 2.8rem; 
            color: #333; 
        }
        
        h2 { 
            font-size: 2.2rem; 
            text-align: center; 
            margin-bottom: 3rem; 
            color: #333; 
        }
        
        h3 { 
            font-size: 1.5rem; 
            color: #333; 
        }
        
        p { 
            margin-bottom: 1.5rem; 
            color: #666; 
        }
        
        .btn { 
            display: inline-block; 
            padding: 12px 30px; 
            border-radius: 6px; 
            text-decoration: none; 
            font-weight: 600; 
            font-size: 1rem; 
            transition: var(--transition); 
            cursor: pointer; 
            text-align: center; 
            border: none; 
            outline: none; 
        }
        
.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    box-shadow: 0 4px 15px rgba(247, 126, 33, 0.4);
    position: relative;
    overflow: hidden;
}

.btn-primary::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(255, 255, 255, 0.4), 
        transparent
    );
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.btn-primary:hover::after {
    transform: translateX(100%);
}
        
        .btn-primary:disabled { 
            background: linear-gradient(135deg, #ccc, #aaa); 
            cursor: not-allowed; 
            box-shadow: none; 
            transform: none; 
        }
        
        .btn-outline { 
            border: 1px solid var(--primary); 
            color: var(--primary); 
            background: transparent; 
            box-shadow: 0 2px 8px rgba(247, 126, 33, 0.1); 
            transition: all 0.3s ease; 
        }
        
        .btn-outline:hover { 
            background: var(--primary); 
            color: white; 
            box-shadow: 0 6px 15px rgba(247, 126, 33, 0.3); 
        }
        
        .cta .btn { 
            background: #fff3e6; 
            color: var(--primary); 
            position: relative; 
            z-index: 200; 
            width: 300px; 
            height: 50px; 
            box-shadow: 0 4px 12px rgba(247, 126, 33, 0.2); 
            transition: all 0.3s ease; 
        }
        
        .cta .btn:hover { 
            background: rgba(255, 255, 255, 0.9); 
            box-shadow: 0 6px 18px rgba(247, 126, 33, 0.3); 
            transform: translateY(-3px); 
        }
        
        .text-center { 
            text-align: center; 
        }
        
        .section-title { 
            position: relative; 
            margin-bottom: 2rem; 
        }
        
        .section-title:after { 
            content: ''; 
            position: absolute; 
            width: 80px; 
            height: 4px; 
            background: linear-gradient(to right, var(--primary), var(--primary-dark)); 
            bottom: -15px; 
            left: 50%; 
            transform: translateX(-50%); 
            border-radius: 2px; 
        }
        
        header { 
            background: rgba(255, 255, 255, 0.95); 
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1); 
            position: fixed; 
            width: 100%; 
            top: 0; 
            z-index: 999; 
            transition: var(--transition); 
        }
        
        .header-container { 
            display: flex; 
            justify-content: space-between; 
            align-items: center; 
            padding: 15px 0; 
        }
        
        .logo { 
            display: flex; 
            align-items: center; 
            text-decoration: none; 
            color: var(--primary); 
            font-weight: 700; 
            font-size: 2rem; 
        }
        
        .logo img { 
            margin-right: 10px; 
            font-size: 2rem; 
        }
        
        .nav-links { 
            display: flex; 
            list-style: none; 
            align-items: center; 
            margin-bottom: 0; 
        }
        
        .nav-links li { 
            margin-left: 30px; 
            display: flex; 
            align-items: center; 
        }
        
        .nav-links a { 
            text-decoration: none; 
            color: #333; 
            font-weight: 500; 
            transition: var(--transition); 
            position: relative; 
        }
        
        .nav-links a:hover { 
            color: var(--primary); 
        }
        
        .nav-links a:after { 
            content: ''; 
            position: absolute; 
            width: 0; 
            height: 2px; 
            bottom: -5px; 
            left: 0; 
            background: var(--primary); 
            transition: var(--transition); 
        }
        
        .nav-links a:hover:after { 
            width: 100%; 
        }
        
        .btn-login { 
            background: linear-gradient(135deg, var(--primary), var(--primary-dark)); 
            color: white; 
            border: none; 
            border-radius: 30px; 
            padding: 10px 24px; 
            font-weight: 600; 
            font-size: 1rem; 
            cursor: pointer; 
            transition: all 0.3s ease; 
            box-shadow: 0 4px 12px rgba(247, 126, 33, 0.3); 
        }
        
        .btn-login:hover { 
            background: linear-gradient(135deg, var(--primary-light), var(--primary)); 
            color: white; 
            box-shadow: 0 6px 18px rgba(247, 126, 33, 0.5); 
            transform: translateY(-2px); 
        }
        
        .mobile-menu { 
            display: none; 
            font-size: 1.5rem; 
            cursor: pointer; 
            color: var(--dark); 
        }
        
        .nav-overlay { 
            position: fixed; 
            top: 0; 
            left: 0; 
            width: 100%; 
            height: 100%; 
            background: rgba(0, 0, 0, 0.5); 
            z-index: 999; 
            display: none; 
        }
        
        .nav-overlay.active { 
            display: block; 
        }
        
        .hero { 
            padding: 160px 0 100px; 
            background: linear-gradient(135deg, #fff3e6 0%, #ffe6cc 100%); 
            position: relative; 
            overflow: hidden; 
        }
        
        .hero-content { 
            display: flex; 
            align-items: center; 
            justify-content: space-between; 
            position: relative; 
            z-index: 2; 
        }
        
        .hero-text { 
            flex: 1; 
            max-width: 600px; 
        }
        
        .hero-image { 
            flex: 1; 
            text-align: center; 
            position: relative; 
            height: 400px; 
        }
        
        .image-slider { 
            position: relative; 
            width: 100%; 
            height: 100%; 
        }
        
        .slider-img { 
            position: absolute; 
            top: 50%; 
            left: 50%; 
            transform: translate(-50%, -50%); 
            max-width: 90%; 
            max-height: 90%; 
            object-fit: cover; 
            border-radius: 12px; 

            opacity: 0; 
            transition: opacity 1s ease-in-out; 
            z-index: 1; 
        }
        
        .slider-img.active { 
            opacity: 1; 
            z-index: 3; 
        }
        
        .hero h1 { 
            margin-bottom: 1.5rem; 
            background: linear-gradient(135deg, var(--primary), var(--primary-dark)); 
            -webkit-background-clip: text; 
            background-clip: text; 
            color: transparent; 
        }
        
        .hero .subtitle { 
            font-size: 1.25rem; 
            color: #666; 
            margin-bottom: 2rem; 
        }
        
        .hero-buttons { 
            display: flex; 
            gap: 15px; 
            margin-top: 2rem; 
        }
        
        .features { 
            background: white; 
        }
        
        .features-grid { 
            display: grid; 
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); 
            gap: 30px; 
        }
        
        .feature-card, .feature-carda { 
            background: linear-gradient(180deg, rgba(255,230,204,0.2) 0%, transparent 100%); 
            border-radius: var(--border-radius); 
            padding: 30px; 
            box-shadow: var(--box-shadow); 
            transition: transform 0.3s ease, box-shadow 0.3s ease; 
            text-align: center; 
        }
        
        .feature-card:hover, .feature-carda:hover { 
            transform: translateY(-8px); 
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1); 
        }
        
        .feature-icon { 
            width: 80px; 
            height: 80px; 
            margin: 0 auto 20px; 
            background: linear-gradient(135deg, var(--primary), var(--primary-dark)); 
            border-radius: 50%; 
            display: flex; 
            align-items: center; 
            justify-content: center; 
            color: white; 
            font-size: 2rem; 
            box-shadow: 0 5px 15px rgba(247, 126, 33, 0.3); 
        }
        
        .advantages { 
            background: linear-gradient(135deg, #fff3e6 0%, #ffe6cc 100%); 
        }
        
        .advantages-content { 
            display: flex; 
            align-items: center; 
            justify-content: space-between; 
            gap: 50px; 
        }
        
        .advantages-text { 
            flex: 1; 
        }
        
        .advantages-cards { 
            flex: 1; 
            display: grid; 
            grid-template-columns: repeat(2, 1fr); 
            gap: 20px; 
        }
        
        .advantage-card { 
            background: white; 
            border-radius: var(--border-radius); 
            padding: 25px; 
            box-shadow: var(--box-shadow); 
            transition: var(--transition); 
            background: linear-gradient(180deg, rgba(255,255,255,0.9) 0%, rgba(255,255,255,0.6) 100%); 
        }
        
        .advantage-card:hover { 
            transform: translateY(-5px); 
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1); 
        }
        
        .advantage-card h4 { 
            display: flex; 
            align-items: center; 
            margin-bottom: 10px; 
            color: var(--primary); 
        }
        
        .advantage-card h4 i { 
            margin-right: 10px; 
            color: var(--primary-dark); 
        }
        
        .core-features { 
            background: white; 
        }
        
        .tabs-container { 
            display: flex; 
            flex-direction: column; 
        }
        
        .tabs { 
            display: flex; 
            flex-wrap: wrap; 
            justify-content: center; 
            margin-bottom: 40px; 
            border-bottom: 1px solid var(--light-gray); 
        }
        
        .tab { 
            padding: 15px 25px; 
            cursor: pointer; 
            font-weight: 600; 
            color: #666; 
            transition: var(--transition); 
            position: relative; 
        }
        
        .tab.active { 
            color: var(--primary); 
        }
        
        .tab.active:after { 
            content: ''; 
            position: absolute; 
            bottom: -1px; 
            left: 0; 
            width: 100%; 
            height: 3px; 
            background: linear-gradient(to right, var(--primary), var(--primary-dark)); 
        }
        
        .tab:hover { 
            color: var(--primary); 
        }
        
        .tab-content { 
            display: none; 
            opacity: 0; 
            transform: translateY(20px); 
            transition: opacity 0.5s ease, transform 0.5s ease; 
        }
        
        .tab-content.active { 
            display: flex; 
            align-items: center; 
            gap: 50px; 
            opacity: 1; 
            transform: translateY(0); 
        }
        
        .tab-image { 
            flex: 1; 
            text-align: center; 
        }
        
        .tab-image img { 
            max-width: 100%; 
            border-radius: 12px; 
            transition: transform 0.3s ease; 
        }
        
        .tab-text { 
            flex: 1; 
        }
        
        .pricing { 
            background: linear-gradient(135deg, #fff3e6 0%, #ffe6cc 100%); 
            padding: 40px 0 100px; 
        }
        
        .pricing-grid { 
            display: grid; 
            grid-template-columns: repeat(4, 1fr); 
            gap: 25px; 
            margin-top: 50px; 
            width: 100%; 
        }
        
        .pricing-card { 
            background: white; 
            overflow: hidden; /* 核心：强制隐藏超出卡片的内容 */
            border-radius: var(--border-radius); 
            padding: 35px 25px; 
            box-shadow: var(--box-shadow); 
            transition: var(--transition); 
            text-align: center; 
            position: relative; 
            border: 2px solid transparent; 
            min-width: 0; 
            background: linear-gradient(180deg, rgba(255,255,255,0.9) 0%, rgba(255,255,255,0.6) 100%); 
            overflow: hidden;
        }
        
        .pricing-card:hover { 
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15); 
            border-color: var(--primary); 
            transform: translateY(-5px); 
        }
        
        .pricing-card.best-value { 
            transform: scale(1.05); 
            border-color: var(--primary); 
            box-shadow: 0 10px 30px rgba(247, 126, 33, 0.2); 
        }
        
.pricing-card.best-value .pricing-header::after {
    content: "最划算";
    position: absolute;
    top: 158px;
    left: 50%;
    transform: translateX(-50%);
    background: #ff5700;
    color: white;
    padding: 3px 15px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    z-index: 2;
}
        
        .pricing-name { 
            font-size: 1.4rem; 
            font-weight: 700; 
            color: #333; 
            margin-bottom: 10px; 
        }
        
        .pricing-price { 
            font-size: 2.2rem; 
            font-weight: 700; 
            color: var(--primary); 
            margin-bottom: 5px; 
        }
        
        .pricing-period { 
            color: #666; 
            font-size: 0.9rem; 
            margin-bottom: 15px; 
        }
        
        .pricing-features { 
            list-style: none; 
            margin: 25px 0; 
            text-align: left; 
            padding: 0 10px; 
        }
        
        .pricing-features li { 
            padding: 8px 0; 
            border-bottom: 1px solid var(--light-gray); 
            display: flex; 
            align-items: center; 
            font-size: 0.95rem; 
            color: #333; 
        }
        
        .pricing-features li i { 
            color: var(--primary); 
            margin-right: 10px; 
            font-size: 1rem; 
        }
        
        .pricing-features li.disabled i { 
            color: #ccc; 
        }
        
        @media (max-width: 992px) and (min-width: 768px) { 
            .pricing-grid { 
                grid-template-columns: repeat(2, 1fr); 
            } 
        }
        
        @media (max-width: 767px) { 
            .pricing-grid { 
                grid-template-columns: 1fr; 
                max-width: 350px; 
                margin-left: auto; 
                margin-right: auto; 
            } 
            .pricing-card.best-value { 
                transform: none; 
            } 
            .pricing-card.best-value:hover { 
                transform: translateY(-5px); 
            } 
        }
        
        .cta { 
            background: linear-gradient(135deg, var(--primary), var(--primary-dark)); 
            color: white; 
            text-align: center; 
            padding: 100px 0; 
            position: relative; 
            overflow: hidden; 
        }
        
        .cta h2 { 
            color: white; 
            margin-bottom: 1.5rem; 
            position: relative; 
            z-index: 2; 
        }
        
        .cta p { 
            color: rgba(255, 255, 255, 0.9); 
            max-width: 1000px; 
            margin: 0 auto 30px; 
            font-size: 1.1rem; 
            position: relative; 
            z-index: 2; 
        }
        
        .cta:before { 
            content: ''; 
            position: absolute; 
            width: 400px; 
            height: 400px; 
            border-radius: 50%; 
            background: rgba(255,255,255,0.1); 
            top: -200px; 
            right: -100px; 
            z-index: 1; 
        }
        
        .cta:after { 
            content: ''; 
            position: absolute; 
            width: 300px; 
            height: 300px; 
            border-radius: 50%; 
            background: rgba(255,255,255,0.05); 
            bottom: -150px; 
            left: -50px; 
            z-index: 1; 
        }
        
        footer { 
            background: #222; 
            color: #aaa; 
            padding: 60px 0 30px; 
        }
        
        .footer-content { 
            display: grid; 
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); 
            gap: 40px; 
            margin-bottom: 40px; 
        }
        
        .footer-column h3 { 
            color: white; 
            margin-bottom: 20px; 
            font-size: 1.2rem; 
        }
        
        .footer-links { 
            list-style: none; 
        }
        
        .footer-links li { 
            margin-bottom: 10px; 
        }
        
        .footer-links a { 
            color: #aaa; 
            text-decoration: none; 
            transition: var(--transition); 
        }
        
        .footer-links a:hover { 
            color: white; 
        }
        
        .footer-bottom { 
            text-align: center; 
            padding-top: 30px; 
            border-top: 1px solid #444; 
            font-size: 0.9rem; 
        }
        
        .social-links { 
            display: flex; 
            gap: 15px; 
            margin-top: 20px; 
        }
        
        .social-links a { 
            display: flex; 
            align-items: center; 
            justify-content: center; 
            width: 40px; 
            height: 40px; 
            border-radius: 50%; 
            background: #333; 
            color: white; 
            transition: var(--transition); 
            text-decoration: none !important; 
        }
        
        .social-links a:hover { 
            background: var(--primary); 
            transform: translateY(-3px); 
        }
        
        .footer-logo { 
            display: flex; 
            align-items: center; 
            gap: 10px; 
        }
        
        .logo-text { 
            margin-left: 0; 
            font-weight: 700; 
            letter-spacing: 1px; 
            font-size: 2.6rem; 
            color: #ffffff; 
        }
        
        .footer-column h3 i { 
            color: var(--primary); 
            font-size: 1.1rem; 
            margin-right: 6px !important; 
        }
        
        .footer-links li { 
            margin-bottom: 12px; 
            display: flex; 
            align-items: center; 
        }
        
        .footer-links li:before { 
            content: "•"; 
            color: var(--primary); 
            margin-right: 8px; 
            font-size: 1.2rem; 
        }
        
        @media (max-width: 992px) { 
            h1 { 
                font-size: 2.4rem; 
            } 
            h2 { 
                font-size: 2rem; 
            } 
            .hero-content, .advantages-content, .tab-content.active { 
                flex-direction: column; 
            } 
            .hero-text, .advantages-text, .tab-text { 
                text-align: center; 
                margin-bottom: 40px; 
            } 
            .advantages-cards { 
                grid-template-columns: 1fr; 
            } 
            .hero-buttons { 
                justify-content: center; 
            } 

        }
        
        @media (max-width: 768px) { 
            .nav-links { 
                display: none; 
                position: absolute; 
                top: 70px; 
                left: 0; 
                width: 100%; 
                background: white; 
                flex-direction: column; 
                padding: 20px; 
                box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1); 
                z-index: 1000; 
                transform: translateX(-100%); 
                transition: transform 0.3s ease; 
            } 
            .nav-links.active { 
                display: flex; 
                transform: translateX(0); 
            } 
            .nav-links li { 
                margin: 15px 0; 
                width: 100%; 
                text-align: center; 
            } 
            .mobile-menu { 
                display: block; 
            } 
            .hero-buttons { 
                flex-direction: column; 
                align-items: center; 
            } 
            .tabs { 
                flex-direction: column; 
            } 
            .tab { 
                text-align: center; 
            } 
            section { 
                padding: 60px 0; 
            } 
            .footer-logo { 
                flex-direction: column; 
                gap: 10px; 
                text-align: center; 
            } 
            .footer-column h3 { 
                display: flex; 
                align-items: center; 
                justify-content: center; 
            } 
            .logo-text { 
                font-size: 1.1rem; 
            } 
        }
        
        .modal-overlay { 
            position: fixed; 
            top: 0; 
            left: 0; 
            width: 100vw; 
            height: 100vh; 
            background: rgba(0, 0, 0, 0.5); 
            display: flex; 
            align-items: center; 
            justify-content: center; 
            z-index: 9999; 
            backdrop-filter: blur(2px); 
            opacity: 0; 
            visibility: hidden; 
            transition: opacity 0.3s ease, visibility 0.3s ease; 
        }
        
        .modal-overlay.active { 
            opacity: 1; 
            visibility: visible; 
        }
        
        .modal-container { 
            position: relative; 
            width: 100%; 
            max-width: 1100px; 
            max-height: 90vh; 
            overflow-y: auto; 
            border-radius: var(--border-radius); 
            transform: translateY(20px) scale(0.95); 
            transition: transform 0.3s ease; 
        }
        
        .modal-overlay.active .modal-container { 
            transform: translateY(0) scale(1); 
        }
        
        .modal-close { 
            position: absolute; 
            top: 15px; 
            right: 15px; 
            background: transparent; 
            border: none; 
            color: var(--gray); 
            font-size: 20px; 
            cursor: pointer; 
            z-index: 1000; 
            width: 36px; 
            height: 36px; 
            border-radius: 50%; 
            display: flex; 
            align-items: center; 
            justify-content: center; 
            transition: all 0.3s ease; 
        }
        
        .modal-close:hover { 
            background: rgba(0, 0, 0, 0.05); 
            color: var(--primary); 
            transform: rotate(90deg); 
        }
        
        .modal-content { 
            background: white; 
            border-radius: var(--border-radius); 
            overflow: hidden; 
        }
        
        .lf-doc-login { 
            width: 100%; 
            display: flex; 
            background: #fff; 
            border-radius: var(--border-radius); 
            overflow: hidden; 
            min-height: 500px; 
        }
        
        .carousel-section { 
            flex: 1.2; 
            padding: 40px; 
            position: relative; 
            background: linear-gradient(135deg, #fff3e6 0%, #ffe6cc 100%); 
            display: flex; 
            flex-direction: column; 
            justify-content: center; 
        }
        
        .brand-header { 
            display: flex; 
            align-items: center; 
            gap: 12px; 
            margin-bottom: 30px; 
        }
        
        .brand-logo { 
            width: 60px; 
            height: 60px; 
            border-radius: 4px; 
            object-fit: cover; 
            background-color: #ffffff; 
            display: flex; 
            align-items: center; 
            justify-content: center; 
            color: var(--primary); 
            font-size: 20px; 
            margin: 4px 0; 
        }
        
        .brand-title { 
            font-size: 28px; 
            color: var(--primary); 
            font-weight: 700; 
            margin-bottom: 0; 
        }
        
        .login-section { 
            flex: 1; 
            display: flex; 
            flex-direction: column; 
            align-items: center; 
            padding: 40px; 
            position: relative; 
            margin: 10px 0; 
            justify-content: center; 
        }
        
        .login-form { 
            width: 100%; 
            max-width: 320px; 
        }
        
        .login-title { 
            font-size: 24px; 
            color: var(--primary); 
            margin-bottom: 30px; 
            text-align: center; 
        }
        
        .form-group { 
            margin-bottom: 20px; 
            position: relative; 
            width: 100%; 
            min-height: 44px; 
        }
        
        .form-control { 
            width: 100%; 
            height: 44px; 
            padding: 0 15px; 
            border: 1px solid #ddd; 
            border-radius: var(--border-radius); 
            font-size: 14px; 
            transition: all 0.3s ease; 
            box-sizing: border-box; 
        }
        
        .form-control:focus { 
            outline: none; 
            border-color: var(--primary); 
            box-shadow: 0 0 0 3px rgba(247, 126, 33, 0.2); 
        }
        
        .form-control.error { 
            border-color: var(--error-red); 
        }
        
        .input-tip { 
            display: none; 
            margin-top: 2px; 
            font-size: 14px; 
            color: #ff0000; 
            align-items: center; 
            position: relative; 
            z-index: 1; 
        }
        
        .input-tip i { 
            margin-right: 4px; 
            font-size: 16px; 
        }
        
        .form-control.error + .input-tip { 
            display: flex; 
        }
        
        .clear-btn { 
            position: absolute; 
            right: 8px; 
            top: 0px; 
            height: 44px; 
            display: flex; 
            align-items: center; 
            color: #999; 
            cursor: pointer; 
            z-index: 5; 
            transition: color 0.3s ease; 
        }
        
        .clear-btn:hover { 
            color: var(--error-red); 
        }
        
        .password-toggle { 
            position: absolute; 
            right: 12px; 
            top: 0; 
            height: 44px; 
            display: flex; 
            align-items: center; 
            color: #999; 
            cursor: pointer; 
            z-index: 5; 
            transition: color 0.3s ease; 
        }
        
        .password-toggle:hover { 
            color: var(--primary); 
        }
        
        .remember-me { 
            display: flex; 
            align-items: center; 
            gap: 6px; 
            margin: 10px 0; 
            font-size: 14px; 
            color: #666; 
        }
        
        .remember-me input[type="checkbox"] { 
            width: 14px; 
            height: 14px; 
            appearance: none; 
            -webkit-appearance: none; 
            border: 1px solid #c1c1c1; 
            border-radius: 2px; 
            position: relative; 
            cursor: pointer; 
            transition: all 0.3s ease; 
            background-color: white; 
        }
        
        .remember-me input[type="checkbox"]:hover { 
            border-color: var(--primary-light); 
        }
        
        .remember-me input[type="checkbox"]:checked { 
            background-color: var(--primary); 
            border-color: var(--primary); 
            animation: checkboxPulse 0.2s ease; 
        }
        
.remember-me input[type="checkbox"]:checked::after {
    content: '';
    position: absolute;
    left: 4px;    /* 向右移动1像素 */
    top: 1px;     /* 向下移动1像素 */
    width: 3px;   /* 减小宽度 */
    height: 7px;  /* 减小高度 */
    border: solid white;
    border-width: 0 1.9px 1.9px 0;
    transform: rotate(45deg) scale(1);
    animation: checkmark 0.2s ease;
}

@keyframes checkmark {
    0% {
        transform: rotate(45deg) scale(0);
    }
    50% {
        transform: rotate(45deg) scale(1.1);
    }
    100% {
        transform: rotate(45deg) scale(1);
    }
}
        
        @keyframes checkboxPulse { 
            0% { 
                transform: scale(1); 
            } 
            50% { 
                transform: scale(1.1); 
            } 
            100% { 
                transform: scale(1); 
            } 
        }
        
        .register-link { 
            text-align: center; 
            margin-top: 20px; 
            font-size: 14px; 
            color: #666; 
        }
        
        .register-link a { 
            color: var(--primary); 
            text-decoration: none; 
            transition: color 0.3s ease; 
        }
        
        .register-link a:hover { 
            text-decoration: underline; 
            color: var(--primary-dark); 
        }
        
        .login-form .btn-primary { 
            width: 100%; 
            padding: 12px 0; 
            font-size: 16px; 
            box-sizing: border-box; 
            margin-top: 10px; 
        }
        
        .global-download-bar { 
            position: fixed; 
            bottom: 0; 
            left: 0; 
            width: 100%; 
            background: white; 
            padding: 10px 20px; 
            box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1); 
            display: flex; 
            align-items: center; 
            justify-content: space-between; 
            z-index: 998; 
            height: 60px; 
            white-space: nowrap; 
            transition: transform 0.3s ease; 
        }
        
        .global-download-bar .close-bar { 
            position: absolute; 
            top: 5px; 
            right: 5px; 
            width: 20px; 
            height: 20px; 
            color: #999; 
            cursor: pointer; 
            display: flex; 
            align-items: center; 
            justify-content: center; 
            font-size: 12px; 
            border-radius: 50%; 
            transition: all 0.3s ease; 
        }
        
        .global-download-bar .close-bar:hover { 
            background: #f5f5f5; 
            color: var(--error-red); 
        }
        
        .global-download-bar .logo-container { 
            display: flex; 
            align-items: center; 
            margin-right: 15px; 
        }
        
        .global-download-bar .logo { 
            height: 40px; 
            margin-right: 10px; 
        }
        
        .global-download-bar .brand-name { 
            font-weight: 700; 
            font-size: 1.2rem; 
            color: var(--primary); 
        }
        
        .global-download-bar .tagline { 
            flex: 1; 
            margin: 0 15px; 
            font-size: 0.9rem; 
            color: #333; 
            overflow: hidden; 
            text-overflow: ellipsis; 
        }
        
        .global-download-bar .download-btn { 
            min-width: 200px; 
            padding: 8px 20px; 
            font-size: 0.9rem; 
            margin-left: 15px; 
        }
        
        @media (max-width: 768px) { 
            .global-download-bar { 
                padding: 10px 15px; 
            } 
            .global-download-bar .tagline { 
                font-size: 0.8rem; 
                margin: 0 10px; 
            } 
            .global-download-bar .download-btn { 
                min-width: 100px; 
                padding: 6px 15px; 
                font-size: 0.8rem; 
            } 
        }
        
        @media (max-width: 480px) { 
            .global-download-bar .tagline { 
                display: none; 
            } 
        }
        
        .btn i, .btn-primary i, .cta .btn i { 
            margin-right: 6px !important; 
        }
        
        .password-toggle { 
            right: 10px !important; 
        }
        
        .footer-links li:before { 
            margin-right: 6px !important; 
        }
        
        .right-float-bar { 
            position: fixed; 
            right: 20px; 
            top: 50%; 
            transform: translateY(-50%); 
            z-index: 997; 
            display: flex; 
            flex-direction: column; 
            gap: 12px; 
        }
        
        .float-btn { 
            width: 50px; 
            height: 50px; 
            border-radius: 50%; 
            background: linear-gradient(135deg, var(--primary), var(--primary-dark)); 
            color: white; 
            display: flex; 
            align-items: center; 
            justify-content: center; 
            font-size: 18px; 
            cursor: pointer; 
            box-shadow: 0 4px 15px rgba(247, 126, 33, 0.4); 
            transition: all 0.3s ease; 
            position: relative; 
            border: none; 
            outline: none; 
        }
        
        .float-btn:hover { 
            transform: scale(1.1); 
            box-shadow: 0 6px 20px rgba(247, 126, 33, 0.6); 
            background: linear-gradient(135deg, var(--primary-light), var(--primary)); 
        }
        
        .wechat-qrcode { 
            position: absolute; 
            right: 60px; 
            top: 50%; 
            transform: translateY(-50%); 
            width: 160px; 
            height: 160px; 
            background: white; 
            border-radius: var(--border-radius); 
            padding: 10px; 
            box-shadow: 0 5px 15px rgba(0,0,0,0.1); 
            display: none; 
            z-index: 998; 
            transition: transform 0.3s ease; 
        }
        
        .float-wechat:hover .wechat-qrcode { 
            display: block; 
            transform: translateY(-50%) scale(1.05); 
        }
        
        .wechat-qrcode img { 
            width: 100%; 
            height: 100%; 
            object-fit: cover; 
            border-radius: 4px; 
        }
        
        .float-btn .tooltip { 
            position: absolute; 
            right: 60px; 
            top: 50%; 
            transform: translateY(-50%); 
            background: rgba(0,0,0,0.7); 
            color: white; 
            padding: 4px 10px; 
            border-radius: 4px; 
            font-size: 12px; 
            white-space: nowrap; 
            opacity: 0; 
            visibility: hidden; 
            transition: all 0.3s ease; 
        }
        
        .float-btn:hover .tooltip { 
            opacity: 1; 
            visibility: visible; 
            right: 65px; 
        }
        
        @media (max-width: 768px) { 
            .right-float-bar { 
                right: 10px; 
                gap: 8px; 
            } 
            .float-btn { 
                width: 40px; 
                height: 40px; 
                font-size: 16px; 
            } 
            .wechat-qrcode { 
                width: 120px; 
                height: 120px; 
                right: 50px; 
            } 
        }
        
        html::-webkit-scrollbar, body::-webkit-scrollbar, *::-webkit-scrollbar { 
            width: 10px !important; 
            height: 10px !important; 
        }
        
        html::-webkit-scrollbar-track, body::-webkit-scrollbar-track, *::-webkit-scrollbar-track { 
            background: #fff3e6 !important; 
            border-radius: 5px !important; 
        }
        
        html::-webkit-scrollbar-thumb, body::-webkit-scrollbar-thumb, *::-webkit-scrollbar-thumb { 
            background: linear-gradient(135deg, var(--primary), var(--primary-dark)) !important; 
            border-radius: 5px !important; 
            border: 0 !important; 
            transition: all 0.3s ease !important; 
        }
        
        html::-webkit-scrollbar-thumb:hover, body::-webkit-scrollbar-thumb:hover, *::-webkit-scrollbar-thumb:hover { 
            background: linear-gradient(135deg, var(--primary-light), var(--primary)) !important; 
            transform: scaleX(1.05) !important; 
        }
        
        html::-webkit-scrollbar-thumb:active, body::-webkit-scrollbar-thumb:active, *::-webkit-scrollbar-thumb:active { 
            background: var(--primary-dark) !important; 
        }
        
        * { 
            scrollbar-width: 10px !important; 
            scrollbar-color: var(--primary) #fff3e6 !important; 
        }
        
        .modal-container::-webkit-scrollbar, .carousel-content::-webkit-scrollbar { 
            width: 10px !important; 
            height: 10px !important; 
        }
        
        .scroll-animate { 
            opacity: 0; 
            transform: translateY(30px); 
            transition: opacity 0.6s ease, transform 0.6s ease; 
        }
        
        .scroll-animate.visible { 
            opacity: 1; 
            transform: translateY(0); 
        }
        
        /* 新的轮播样式 */
        .el-carousel { 
            position: relative; 
            width: 100%; 
            overflow: hidden; 
            -webkit-user-select: none; 
            user-select: none; 
            margin-top: 30px; 
        }
        
        .el-carousel--card { 
            padding: 0; 
        }
        
        .el-carousel__container { 
            position: relative; 
            height: 420px; 
            overflow: visible; 
            width: 360px; 
            margin: 0 auto; 
        }
        
        .el-carousel__item { 
            position: absolute; 
            top: 0; 
            left: 0; 
            width: 360px; 
            height: 420px; 
            display: flex; 
            align-items: flex-start; 
            justify-content: flex-start; 
            transition: transform 0.5s cubic-bezier(0.23, 1, 0.32, 1), opacity 0.5s ease; 
            z-index: 1; 
            opacity: 0.8; 
        }
        
        .el-carousel__item.is-active { 
            z-index: 3; 
            opacity: 1; 
            transform: translateX(0) scale(1); 
        }
        
.el-carousel__item.is-prev {
    z-index: 2;
    transform: translateX(-30%) scale(0.83);
    opacity: 0.8;
}

.el-carousel__item.is-next {
    z-index: 2;
    transform: translateX(30%) scale(0.83); 
    opacity: 0.8;
}
        
.el-carousel__mask {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.05); /* 降低透明度或移除 */
    border-radius: 8px;
    display: none;
}
        
        .el-carousel__item img { 
            width: 360px; 
            height: 420px; 
            object-fit: cover; 
            object-position: 5% 30%;
            border-radius: 8px; 
        }
        
.el-carousel__indicators { 
    position: relative; 
    margin: 20px 0 0 0; 
    padding: 0; 
    list-style: none; 
    display: flex; 
    justify-content: center; 
    gap: 10px; 
}

.el-carousel__indicator { 
    cursor: pointer; 
    transition: all 0.3s ease; 
    flex: 1; /* 新增这一行 */
    max-width: 120px; /* 可选：限制最大宽度 */
}

.el-carousel__button { 
    padding: 8px 16px; 
    background: rgb(255 236 217); 
    border: 1px solid #f77e21; 
    border-radius: 20px; 
    color: #f77e21; 
    font-size: 14px; 
    cursor: pointer; 
    transition: all 0.3s ease; 
    white-space: nowrap; 
    width: 100%; /* 新增这一行 */
    text-align: center; /* 新增这一行 */
    box-sizing: border-box; /* 新增这一行 */
}
        
        .el-carousel__indicator:hover .el-carousel__button { 
            background: #f77e21; 
            color: white; 
            transform: scale(1.05); 
        }
        
        .el-carousel__indicator.is-active .el-carousel__button { 
            background: #f77e21; 
            color: white; 
            box-shadow: 0 3px 10px rgba(247, 126, 33, 0.4); 
            transform: scale(1.05); 
        }
        
        /* 响应式设计 - 小屏幕时隐藏轮播区域 */
        @media (max-width: 768px) {
            .lf-doc-login { 
                flex-direction: column; 
            }
            .carousel-section { 
                display: none; 
            }
            .login-section { 
                width: 100%; 
                padding: 30px 20px; 
            }
            .login-form { 
                max-width: 100%; 
            }
            .modal-container { 
                max-width: 100%; 
                max-height: 100vh; 
                border-radius: 0; 
            }
        }
        
        @media (min-width: 769px) and (max-width: 1024px) {
            .lf-doc-login { 
                flex-direction: row; 
            }
            .carousel-section { 
                flex: 1; 
                padding: 30px; 
            }
            .login-section { 
                flex: 1; 
                padding: 30px; 
            }
        }
        
        @media (min-width: 1025px) {
            .lf-doc-login { 
                flex-direction: row; 
            }
            .carousel-section { 
                flex: 1.2; 
                padding: 20px; 
            }
            .login-section { 
                flex: 1; 
                padding: 40px; 
            }
        }
/* 客服联系方式弹出框样式 */
.float-service {
    position: relative;
}

.service-contact {
    position: absolute;
    right: 56px;
    top: 50%;
    transform: translateY(-50%);
    width: 250px;
    background: linear-gradient(135deg, #fff 0%, #f8f9fa 100%);
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    display: none;
    z-index: 998;
    border: 1px solid rgba(247, 126, 33, 0.2);
    animation: fadeInScale 0.3s ease;
}

@keyframes fadeInScale {
    0% {
        opacity: 0;
        transform: translateY(-50%) scale(0.9);
    }
    100% {
        opacity: 1;
        transform: translateY(-50%) scale(1);
    }
}

.service-contact::before {
    content: '';
    position: absolute;
    right: -8px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 8px solid rgba(247, 126, 33, 0.2);
    border-top: 8px solid transparent;
    border-bottom: 8px solid transparent;
}

.service-contact::after {
    content: '';
    position: absolute;
    right: -6px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 6px solid #fff;
    border-top: 6px solid transparent;
    border-bottom: 6px solid transparent;
}

.service-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(247, 126, 33, 0.1);
}

.service-header i {
    color: var(--primary);
    font-size: 18px;
}

.service-header h4 {
    margin: 0;
    color: #333;
    font-size: 16px;
    font-weight: 600;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.contact-method:last-child {
    border-bottom: none;
}

.contact-icon {
    width: 24px;
    height: 24px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 14px;
    flex-shrink: 0;
}

.contact-info {
    flex: 1;
}

.contact-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 4px;
    width: 100%;
}

.contact-type {
    font-size: 12px;
    color: #666;
    margin-bottom: 0; /* 移除原来的下边距 */
    font-weight: 500;
}

.contact-value {
    font-size: 14px;
    color: #333;
    font-weight: 500;
    margin-bottom: 2px;
    width: 100%;
}

.contact-note {
    font-size: 11px;
    color: #999;
    margin-top: 0;
}

.copy-btn {
    background: transparent;
    border: 1px solid var(--primary);
    color: var(--primary);
    border-radius: 12px;
    padding: 2px 10px;
    font-size: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
    height: 20px;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.copy-btn:hover {
    background: var(--primary);
    color: white;
    transform: scale(1.05);
}

.float-service:hover .service-contact {
    display: block;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .service-contact {
        width: 200px;
        right: 50px;
    }
    
    .contact-method {
        padding: 8px 0;
    }
}


/* 定价卡片容器 - 开启相对定位 */
.pricing-card {
    position: relative;
    overflow: hidden; /* 必须保留，确保超出部分被裁剪 */
}

/* 折扣标签样式 - 右上角斜角 */
.discount-tag.slanted {
    position: absolute;
    top: 12px; /* 距离顶部的距离 */
    right: -30px; /* 向右偏移量（关键值） */
    width: 120px; /* 标签总宽度 */
    height: 28px; /* 标签高度 */
    line-height: 28px; /* 文字垂直居中 */
    background-color: #ff5700; /* 用你定义的accent色值 */
    color: white;
    font-size: 14px;
    font-weight: bold;
    text-align: center;
    transform: rotate(45deg); /* 保持斜角 */
    z-index: 10;
    /* 修正文字因旋转导致的倾斜 */
    transform-origin: center;
}
.single-line-card {
  width: 300px; /* 卡片固定宽度 */
  white-space: nowrap; /* 禁止换行 */
  overflow: hidden; /* 隐藏溢出内容 */
  text-overflow: ellipsis; /* 溢出用省略号表示 */
}