:root {
        --primary-color: #153967;
        --secondary-color: #9488bd;
        --dark-bg: #ffffff;
        --auth-bg: rgba(237, 237, 237, 0.98);
        --light-bg: rgba(152, 150, 150, 0.1);
        --text-color: #fff;
        --card-bg: rgba(96, 92, 92, 0.05);
        --nav-bg: rgba(14, 19, 36, 0.98);
        --border-color: rgba(255, 255, 255, 0.1);
        --notification-bg: linear-gradient(90deg, rgba(212, 45, 204, 0.9), rgba(241, 98, 33, 0.9));
        --gradient-bg: linear-gradient(225deg, #080C1A 0%, #0a192f 50%, #020c1b 100%);
        --title-txt-bg: linear-gradient(45deg, #e6abab, #e6636a, #ffffff, #967beb, #00f7ff,#7a4bff);
        --footer-color: #000000;
        --username-color: #ffffff;
        --bg-secondary: rgba(71, 71, 71, 0.05);
        --text-primary: #6d6d6d;
        --text-secondary: rgba(96, 91, 91, 0.7);
    }

    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
        transition: background-color 0.3s ease, border-color 0.3s ease;
    }

        body {
        font-family: 'Poppins', sans-serif;
        color: var(--text-color);
        line-height: 1.6;
        background-color: #8ca3b9;
        overflow-x: hidden;
        position: relative;
    }

    body::after {
        content: '';
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        pointer-events: none;
        z-index: -1;
    }

    .header-container {
        position: fixed;
        top: 0;
        width: 100%;
        z-index: 1000;
    }

    .notification-bar {
        background: var(--notification-bg);
        padding: 6px;
        text-align: center;
        position: relative;
        box-shadow: 0 2px 15px rgba(0, 247, 255, 0.2);
        backdrop-filter: blur(5px);
        font-size: 0.9rem;
    }

    .notification-bar a {
        color: #fff;
        text-decoration: underline;
        margin-left: 15px;
        font-weight: 600;
        transition: opacity 0.3s;
    }

    .notification-bar a:hover {
        opacity: 0.8;
    }

    .main-nav {
            width: 100%;
            padding: 14px 8%;
            backdrop-filter: blur(5px);
            -webkit-backdrop-filter: blur(5px);
            position: relative;
            z-index: 1000;
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .nav-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            max-width: 1440px;
            margin: 0 auto;
            height: 40px;
            position: relative;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 12px;
            z-index: 1001;
            flex-shrink: 0;
            height: 60px;
        }

        .logo img {
            width: 60px;
            height: 60px;
            object-fit: contain;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 12px;
            z-index: 1001;
            flex-shrink: 0;
            height: 60px;
        }

        .logo img {
            width: 60px;
            height: 60px;
            object-fit: contain;
        }

        .logo-text {
            font-size: 18px;
            font-weight: 800;
            font-family: 'Microsoft YaHei', '微软雅黑', 'PingFang SC', 'Helvetica Neue', sans-serif;
            letter-spacing: 0.5px;
            background: linear-gradient(135deg, #FF7A00, #FF9A3C 40%, #1A4B8C 60%, #0E325E);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            white-space: nowrap;
            position: relative;
            padding: 0 2px;
            text-shadow: 0 1px 3px rgba(255, 122, 0, 0.2);
        }

        .logo-text:hover {
            background: linear-gradient(135deg, #FF7A00, #1A4B8C, #FF7A00);
            background-size: 200% 100%;
            -webkit-background-clip: text;
            background-clip: text;
            transition: all 0.5s ease;
            text-shadow: 0 2px 5px rgba(255, 122, 0, 0.3);
        }
        .nav-right {
            display: flex;
            align-items: center;
            gap: 40px;
        }

        .nav-links {
            display: flex;
            gap: 30px;
            height: 100%;
        }

        .nav-links a {
            color: #ffffff;
            text-decoration: none;
            font-weight: 500;
            position: relative;
            padding: 8px 0;
            transition: all 0.3s;
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: #2575fc;
            transition: width 0.3s;
        }

        .nav-links a:hover {
            color: #2575fc;
        }

        .nav-links a:hover::after {
            width: 100%;
        }

        .search-container {
            height: 35px;
            width: 300px;
        }

        .search-form {
            display: flex;
            position: relative;
            height: 100%;
        }

        .search-input {
            width: 100%;
            height: 100%;
            padding: 0 40px 0 15px;
            border-radius: 20px;
            border: 1px solid #2575fc;
            background: rgba(255, 255, 255, 0.15);
            color: #ffffff;
            font-size: 14px;
            transition: all 0.3s ease;
        }

        .search-input:focus {
            outline: none;
            border-color: #dfdfdf;
            box-shadow: 0 0 0 3px rgba(37, 117, 252, 0.15);
        }

        .search-button {
            position: absolute;
            right: 5px;
            top: 50%;
            transform: translateY(-50%);
            background: transparent;
            border: none;
            width: 30px;
            height: 30px;
            border-radius: 50%;
            color: #777777;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.2s ease;
        }

        .search-button:hover {
            background: rgba(37, 117, 252, 0.1);
            color: #2575fc;
        }

    .hero {
        padding: 240px 8% 30px;
        text-align: center;
        background-image: url("../libs/home_background_hero.png");
        background-repeat: no-repeat;
        background-size: cover;
        overflow-x: hidden;
        position: relative;
    }


    .gradient-text {
        background: var(--title-txt-bg);
        background-size: 200% auto;
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        animation: gradientAnimation 10s linear infinite;
        font-size: 5.4rem;
        margin-bottom: 66px;
        line-height: 1.4;
        font-family: 'Poppins', sans-serif; letter-spacing: 0.08em;
    }


    @keyframes gradientAnimation {
        0% { background-position: 0% 50%; }
        50% { background-position: 100% 50%; }
        100% { background-position: 0% 50%; }
    }

    .subtitle {
        font-size: 1.45rem;
        color: rgba(var(--text-color), 0.7);
        max-width: 700px;
        margin: -20px auto 40px;
        font-family: 'Poppins', sans-serif; letter-spacing: 0.05em;
    }

    .product-intro {
        padding: 90px 6% 100px;
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 60px;
        align-items: center;
        position: relative;
        overflow: hidden;
    }

.product-intro::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background: linear-gradient(0deg, #a4cbe6 0%, rgba(237, 237, 237, 0.94) 100%);
    z-index: 1;
}

.intro-image {
    background: #ffffff;
    border-radius: 16px;
    height: 420px;
    display: flex;
    overflow: hidden;
    position: relative;
    padding: 0;
    box-shadow: 0 12px 30px rgba(47, 128, 237, 0.08);
    transition: all 0.4s ease;
    z-index: 2;
    border: 1px solid rgba(47, 128, 237, 0.1);
}

.intro-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(120deg, rgba(47, 128, 237, 0.03), rgba(86, 204, 242, 0.03));
    z-index: 1;
    pointer-events: none;
}

.intro-image:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(47, 128, 237, 0.12);
}

.intro-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
    z-index: 2;
}

.intro-image:hover img {
    transform: scale(1.03);
}

.intro-content {
    position: relative;
    z-index: 2;
    width: 600px;
}

.intro-content h2 {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 50px;
    background: linear-gradient(45deg, #063470, #134d60);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    position: relative;
    display: inline-block;
    line-height: 1.2;
    letter-spacing: -0.5px;
}

.intro-content h2::after {
    content: '';
    position: absolute;
    width: 70px;
    height: 3px;
    background: linear-gradient(45deg, #2f80ed, #56ccf2);
    left: 0;
    bottom: -12px;
    border-radius: 6px;
}

.intro-content p {
    color: #5a6474;
    line-height: 1.7;
    margin-bottom: 20px;
    font-size: 0.95rem;
    max-width: 95%;
    position: relative;
    padding-left: 16px;
}

.intro-content p::before {
    content: '';
    position: absolute;
    left: 0;
    top: 9px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: linear-gradient(45deg, #2f80ed, #56ccf2);
}

.about-us {
    padding: 90px 6% 110px;
    background: #364472;
    position: relative;
    overflow: hidden;
}

.about-us::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background: linear-gradient(180deg, #a4cbe6 0%, rgba(237, 237, 237, 0.94) 100%);
    z-index: 1;
}

.about-us::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zM32 63c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm57-13c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-9-21c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM60 91c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM35 41c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM12 60c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2z' fill='%232f80ed' fill-opacity='0.03' fill-rule='evenodd'/%3E%3C/svg%3E");
    z-index: 0;
}

.about-header {
    text-align: center;
    margin-bottom: 60px;

    position: relative;
    z-index: 2;
}

.about-header h2 {
    font-size: 2.1rem;
    font-weight: 700;
    margin-bottom: 25px;
    background: linear-gradient(45deg, #063470, #134d60);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
    position: relative;
}

.about-header h2::after {
    content: '';
    position: absolute;
    width: 60px;
    height: 3px;
    background: linear-gradient(45deg, #2f80ed, #56ccf2);
    left: 50%;
    transform: translateX(-50%);
    bottom: -12px;
    border-radius: 6px;
}

.about-header p {
    max-width: 650px;
    margin: 0 auto;
    letter-spacing: 1px;
    color: #5a6474;
    font-size: 0.95rem;
}

.about-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    position: relative;
    z-index: 2;
    margin-top: 20px;
}

.about-card {
    background: #ffffff;
    border-radius: 14px;
    padding: 35px 25px;
    box-shadow: 0 12px 30px rgba(47, 128, 237, 0.07);
    transition: all 0.4s ease;
    text-align: center;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(47, 128, 237, 0.08);
}

.about-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(45deg, #2f80ed, #56ccf2);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.about-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 18px 40px rgba(47, 128, 237, 0.12);
}

.about-card:hover::before {
    transform: scaleX(1);
}

.about-card .icon {
    width: 65px;
    height: 65px;
    background: linear-gradient(135deg, rgba(47, 128, 237, 0.08), rgba(86, 204, 242, 0.08));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    position: relative;
    transition: all 0.3s ease;
}

.about-card:hover .icon {
    transform: scale(1.08);
    background: linear-gradient(135deg, rgba(47, 128, 237, 0.12), rgba(86, 204, 242, 0.12));
}

.about-card .icon i {
    font-size: 22px;
    background: linear-gradient(45deg, #2f80ed, #56ccf2);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.about-card h3 {
    font-size: 1.25rem;
    margin-bottom: 15px;
    color: #3d4852;
    font-weight: 600;
    transition: all 0.3s ease;
}

.about-card:hover h3 {
    background: linear-gradient(45deg, #2f80ed, #56ccf2);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.about-card p {
    color: #5a6474;
    line-height: 1.7;
    font-size: 0.9rem;
}


    .cta-button {
        position: relative;
        background: linear-gradient(135deg, #b88ee6 0%, #2575fc 50%, #9c6dcf 100%);
        background-size: 200% auto;
        padding: 15px 60px 15px 40px;
        border-radius: 30px;
        top: 10px;
        color: #fff;
        font-weight: 600;
        text-decoration: none;
        border: 1px solid rgba(255, 255, 255, 0.1);
        box-shadow: 0 4px 20px rgba(122, 75, 255, 0.3);
        overflow: hidden;
        transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
        animation: gradientFlow 8s ease-in-out infinite;
        display: block;
        margin: 0 auto;
        width: fit-content;
    }

    .cta-button::after {
        content: '';
        position: absolute;
        right: 20px;
        top: 50%;
        transform: translateY(-50%);
        width: 28px;
        height: 28px;
        background-color: rgba(255, 255, 255, 0.15);
        border-radius: 50%;
        background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='10' viewBox='0 0 14 10' fill='none'%3E%3Cpath d='M1 5H13M13 5L9 1M13 5L9 9' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
        background-repeat: no-repeat;
        background-position: center;
        transition: all 0.3s ease;
    }

    .cta-button:hover {
        transform: translateY(-3px);
        box-shadow: 0 6px 25px rgba(122, 75, 255, 0.5);
        animation-play-state: paused;
    }

    .cta-button:hover::after {
        background-color: rgba(255, 255, 255, 0.25);
        transform: translateY(-50%) rotate(-30deg);
    }

    @keyframes gradientFlow {
        0% { background-position: 100% 0%; }
        50% { background-position: 0% 100%; }
        100% { background-position: 100% 0%; }
    }

        .login-button {
            position: relative;
            background: linear-gradient(135deg, rgba(184, 142, 230, 0.9) 0%, rgba(37, 117, 252, 0.9) 50%, rgba(156, 109, 207, 0.9) 100%);
            background-size: 200% auto;
            padding: 13px 30px;
            border-radius: 15px;
            top: 10px;
            color: #fff;
            font-weight: 600;
            text-decoration: none;
            border: 2px solid rgba(255, 255, 255, 0.1);
            box-shadow: 0 4px 20px rgba(122, 75, 255, 0.3);
            overflow: hidden;
            transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
            animation: gradientFlow 8s ease-in-out infinite;
            display: block;
            margin: 0 auto;
            width: fit-content;
            text-align: center;
            line-height: 1.5;
        }

        .login-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 6px 25px rgba(122, 75, 255, 0.5);
            animation-play-state: paused;
        }

    .stats {
        display: flex;
        justify-content: center;
        gap: 50px;
        margin: 60px 0;
    }

    .stat-item {
        text-align: center;
    }

    .stat-number {
        font-size: 2.5rem;
        font-weight: 700;
        background: white;
        -webkit-background-clip: text;
        background-clip: text;
        -webkit-text-fill-color: transparent;
    }

    .scrolled-nav {
        background: var(--nav-bg);
        backdrop-filter: blur(20px);
        padding: 15px 8%;
        box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
    }

    .modal-overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.6);
        backdrop-filter: blur(8px);
        display: none;
        justify-content: center;
        align-items: center;
        z-index: 2000;
    }
        .auth-modal {
        background: #ffffff;
        border-radius: 1rem;
        padding: 2rem;
        width: 90%;
        max-width: 28rem;
        box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
        position: relative;
        color: #333333;
    }

    .modal-header-home {
        text-align: center;
        margin-bottom: 2rem;
        color: #0d141e;
    }

    .modal-header-home h2 {
        font-size: 1.75rem;
        color: #1a73e8;
        margin-bottom: 0.5rem;
        font-weight: 600;
        -webkit-background-clip: text;
        background-clip: text;
    }

    .modal-header-home p {
        color: #555555;
        font-size: 0.875rem;
        line-height: 1.5;
    }

    .auth-form .form-group {
        margin-bottom: 1.5rem;
        position: relative;
    }

    .auth-form input {
        width: 100%;
        padding: 0.875rem 1rem;
        background: #f8f9fa;
        border: 1px solid #cfcfcf;
        border-radius: 0.75rem;
        color: #333333;
        font-size: 0.9375rem;
        transition: all 0.2s ease;
    }

    .auth-form input:focus {
        border-color: #1a73e8;
        box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.2);
        outline: none;
    }

    .auth-form label {
        position: absolute;
        left: 1rem;
        top: 30%;
        transform: translateY(-50%);
        color: #777777;
        font-size: 0.9375rem;
        pointer-events: none;
        background: #f8f9fa;
        padding: 0 0.25rem;
    }

    .auth-form input:focus ~ label,
    .auth-form input:not(:placeholder-shown) ~ label {
        transform: translateY(-2rem);
        font-size: 0.8125rem;
        color: #1a73e8;
    }

    .error-message {
        color: #e74c3c;
        font-size: 0.8rem;
        margin-top: 0.5rem;
        display: none;
    }

    .form-links {
        margin: 0.5rem 0;
        display: flex;
        justify-content: space-between;
    }

    .form-links a {
        color: #575757;
        font-size: 0.875rem;
        transition: color 0.2s ease;
    }

    .form-links a:hover {
        color: #1a73e8;
        text-decoration: underline;
    }

    .social-login {
        margin-top: 1rem;
        padding-top: 1rem;
        border-top: 1px solid #e1e4e8;
    }

    .divider-text {
        text-align: center;
        color: #777777;
        margin-bottom: 1rem;
        font-size: 0.875rem;
    }

    .social-buttons {
        display: flex;
        justify-content: center;
        gap: 1.5rem;
    }

    .social-btn {
        padding: 0.75rem 1.5rem;
        border: 1px solid #ffffff;
        border-radius: 0.75rem;
        background: #ffffff;
        display: flex;
        align-items: center;
        gap: 0.5rem;
        transition: all 0.2s ease;
        color: #333333;
    }

    .social-btn:hover {
        transform: translateY(-2px);
        background: #f8f9fa;
        border-color: #d0d7de;
    }

    .main-footer {
        background: #ffffff;
        padding: 60px 8% 40px;
        color: #333;
        font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    }

    .footer-content {
        max-width: 1200px;
        margin: 0 auto;
        display: flex;
        justify-content: center;
        flex-wrap: wrap;
        gap: 40px;
    }

    .footer-section {
        flex: 0 1 auto;
        min-width: 180px;
        margin: 0 10px;
        text-align: center;
    }

    .footer-section h4 {
        color: #020d35;
        margin-bottom: 22px;
        font-weight: 700;
        font-size: 18px;
        letter-spacing: 0.5px;
        position: relative;
        padding-bottom: 10px;
    }

    .footer-section h4::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 50%;
        transform: translateX(-50%);
        width: 30px;
        height: 2px;
        background: linear-gradient(to right, #0093E9, #80D0C7);
    }

    .footer-section p {
        color: #666;
        line-height: 1.6;
    }

    .footer-section ul {
        list-style: none;
        padding-left: 0;
        margin: 0;
    }

    .footer-section ul li {
        margin-bottom: 12px;
    }

    .footer-section a {
        color: #555;
        text-decoration: none;
        transition: all 0.3s;
        position: relative;
    }

    .footer-section a::after {
        content: '';
        position: absolute;
        bottom: -2px;
        left: 50%;
        width: 0;
        height: 1px;
        background: #0093E9;
        transition: all 0.3s;
        transform: translateX(-50%);
    }

    .footer-section a:hover::after {
        width: 100%;
    }

    .social-links {
        display: flex;
        justify-content: center;
        gap: 20px;
    }

    .social-item {
        position: relative;
    }

    .social-icon {
        color: #555;
        font-size: 22px;
        transition: all 0.3s ease;
        display: flex;
        align-items: center;
        justify-content: center;
        width: 40px;
        height: 40px;
        border-radius: 50%;
        background-color: #f1f1f1;
    }

    .social-icon:hover {
        color: #fff;
        background-color: #0093E9;
        transform: translateY(-3px);
    }

    .qr-code {
        position: absolute;
        bottom: 100%;
        left: 50%;
        transform: translateX(-50%) translateY(10px);
        background: #ffffff;
        border-radius: 8px;
        padding: 12px;
        width: 140px;
        box-shadow: 0 10px 25px rgba(0,0,0,0.15);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        z-index: 100;
    }

    .qr-code img {
        width: 100%;
        border-radius: 4px;
        display: block;
    }

    .qr-code p {
        margin: 8px 0 0;
        color: #555;
        font-size: 12px;
        text-align: center;
    }

    .qr-code::after {
        content: '';
        position: absolute;
        bottom: -8px;
        left: 50%;
        transform: translateX(-50%);
        border-left: 8px solid transparent;
        border-right: 8px solid transparent;
        border-top: 8px solid #ffffff;
    }

    .social-item:hover .qr-code {
        opacity: 1;
        visibility: visible;
        transform: translateX(-50%) translateY(0);
    }

    /* 公司信息区块优化 */
    .company-info .nav-content {
        margin-bottom: 25px;
    }

    .footer-logo {
      width: 65px;
      height: 65px;
      border-radius: 8px;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
      display: block;
      margin: 0 auto;
    }
    .legal-info{
        padding-left: 20px;
        text-align: left;
        color: #c2c2c2;
    }

    .user-menu {
        position: relative;
        display: inline-block;
    }

    .user-menu .username {
        cursor: pointer;
        color: var(--username-color);
        display: flex;
        align-items: center;
        gap: 8px;
    }

    .user-dropdown {
        display: none;
        position: absolute;
        right: 0;
        top: 100%;
        background: rgba(16, 24, 40, 0.95);
        border: 1px solid rgba(255, 255, 255, 0.1);
        border-radius: 8px;
        padding: 10px;
        min-width: 120px;
        box-shadow: 0 8px 16px rgba(0,0,0,0.2);
    }

    .user-dropdown a {
        color: #fff;
        padding: 8px 12px;
        display: block;
        text-decoration: none;
        border-radius: 4px;
    }

    .user-dropdown a:hover {
        background: rgba(255,255,255,0.1);
    }

    .user-menu:hover .user-dropdown {
        display: block;
    }


@media (max-width: 768px) {

    .notification-bar{
        font-size: 0.6rem;
    }
  .gradient-text {
    font-size: 2.5rem;
    line-height: 1.2;
    margin-bottom: 30px;
  }

  .subtitle {
    padding-top: 40px;
    font-size: 1.2rem;
  }
  .stat-number{
      font-size: 1.5rem;
  }
  .stats{
      font-size: 0.9rem;
      gap: 15px;
  }

  .product-intro {
    grid-template-columns: 1fr;
    padding: 60px 5%;
    gap: 40px;
  }
  .intro-image{
      max-width: inherit;
  }

  .intro-content {
    width: 100%;
    text-align: center;
  }

  .intro-content h2::after {
    left: 50%;
    transform: translateX(-50%);
  }

  .intro-content p {
    padding-left: 0;
    text-align: left;
  }

  .intro-content p::before {
    display: none;
  }

  .about-content {
    grid-template-columns: 1fr;
    gap: 25px;
  }

  .about-card {
    padding: 25px;
  }

  .footer-content {
    flex-direction: column;
    text-align: center;
  }

  .footer-section {
    flex: 1 1 100%;
    margin: 0 0 30px;
  }

  .social-links {
    flex-wrap: nowrap;
    overflow-x: auto;
    justify-content: flex-start;
    padding-bottom: 10px;
  }

  .cta-button {
    padding: 12px 40px 12px 30px;
    font-size: 14px;
  }
}