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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: #f5f5f5;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    padding: 0;
}

.wx-container {
    display: none;
}

.index-embedded-container {
    padding: 0;
    background: transparent;
    min-height: 100vh;
}

.fixed-search-container {
    position: sticky;
    top: 0;
    z-index: 100;
    background: #f5f5f5;
    padding: 8px 20px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.brand-header-section {
    padding: 2px 0;
    margin-bottom: 12px;
}

.brand-content-wrapper {
    padding: 6px 15px;
    background: linear-gradient(135deg, #555 0%, #888 100%);
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.brand-text-wrapper {
    text-align: center;
}

.main-brand-title {
    font-size: 1.4rem;
    color: white;
    margin: 0 0 2px 0;
    font-weight: 600;
    letter-spacing: 1px;
}

.brand-subtitle {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
    font-weight: 300;
}

.main-content-area {
    padding: 20px;
    margin: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 0;
    box-shadow: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.wx-card {
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    max-width: 800px;
    width: 100%;
    overflow: hidden;
    animation: fadeIn 0.6s ease-out;
    border: 1px solid #e9ecef;
    margin: 0 auto;
}

.disclaimer-section {
    margin-top: 20px;
    margin-left: 12px;
    margin-right: 12px;
    padding: 20px;
    background: linear-gradient(135deg, #fff5f5 0%, #fff0f0 100%);
    border-radius: 12px;
    border-left: 4px solid #ff6b6b;
    box-shadow: 0 2px 12px rgba(255, 107, 107, 0.1);
}

.disclaimer-content {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.disclaimer-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    color: #c53030;
    margin-bottom: 15px;
}

.disclaimer-text p {
    font-size: 0.9rem;
    color: #744210;
    line-height: 1.8;
    margin: 8px 0;
    padding-left: 2em;
    text-indent: -2em;
}

.wx-card {
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    max-width: 800px;
    width: 100%;
    overflow: hidden;
    animation: fadeIn 0.6s ease-out;
    border: 1px solid #e9ecef;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.wx-header {
    text-align: center;
    padding: 40px 20px 30px;
    border-bottom: 1px solid #f0f0f0;
}

.wx-title {
    font-size: 28px;
    font-weight: 700;
    color: #333;
    margin: 0 0 10px;
    line-height: 1.2;
}

.wx-subtitle {
    font-size: 16px;
    color: #666;
    margin: 0;
    line-height: 1.5;
}

.wx-content {
    padding: 30px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
}

.wx-qr-section {
    text-align: center;
    position: relative;
}

.qr-container {
    position: relative;
    display: inline-block;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 12px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease;
}

.qr-container:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.12);
}

.wx-qr-code {
    width: 200px;
    height: 200px;
    border-radius: 8px;
    display: block;
}

.qr-shadow {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 12px;
    background: linear-gradient(45deg, rgba(102, 126, 234, 0.1), rgba(118, 75, 162, 0.1));
    pointer-events: none;
}

.qr-tip {
    margin-top: 15px;
    font-size: 16px;
    font-weight: 600;
    color: #333;
}

.wx-info-section {
    width: 100%;
    max-width: 400px;
}

.info-title {
    font-size: 20px;
    font-weight: 600;
    color: #333;
    margin: 0 0 20px;
    text-align: center;
}

.info-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.info-item {
    display: flex;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid #f0f0f0;
    transition: background-color 0.2s ease;
}

.info-item:hover {
    background-color: #f8f9fa;
}

.info-item:last-child {
    border-bottom: none;
}

.info-icon {
    color: #667eea;
    font-size: 20px;
    margin-right: 12px;
    flex-shrink: 0;
}

.info-item span {
    font-size: 14px;
    color: #555;
    line-height: 1.4;
}

.wx-footer {
    padding: 25px;
    border-top: 1px solid #f0f0f0;
    background-color: #f8f9fa;
}

.footer-tip {
    display: flex;
    align-items: center;
    background: #fff3cd;
    border: 1px solid #ffeaa7;
    border-radius: 8px;
    padding: 12px 16px;
    margin-bottom: 20px;
}

.tip-icon {
    color: #856404;
    margin-right: 10px;
    font-size: 18px;
}

.footer-tip span {
    font-size: 14px;
    color: #856404;
    line-height: 1.4;
    text-align: left;
}

.back-button {
    width: 100%;
    height: 48px;
    font-size: 16px;
    border-radius: 8px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.back-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(102, 126, 234, 0.4);
}

.icon {
    font-size: 18px;
}

@media (max-width: 768px) {
    .wx-card {
        margin: 20px;
    }

    .wx-header {
        padding: 30px 20px 20px;
    }

    .wx-title {
        font-size: 24px;
    }

    .wx-content {
        padding: 20px;
        gap: 30px;
    }

    .wx-qr-code {
        width: 180px;
        height: 180px;
    }

    .qr-tip {
        font-size: 14px;
    }

    .info-title {
        font-size: 18px;
    }

    .info-item {
        padding: 10px 0;
    }

    .info-item span {
        font-size: 13px;
    }

    .wx-footer {
        padding: 20px;
    }

    .footer-tip {
        padding: 10px 14px;
    }

    .footer-tip span {
        font-size: 13px;
    }

    .back-button {
        height: 44px;
        font-size: 15px;
    }
}

@media (max-width: 480px) {
    .wx-title {
        font-size: 22px;
    }

    .wx-subtitle {
        font-size: 14px;
    }

    .wx-qr-code {
        width: 160px;
        height: 160px;
    }

    .info-title {
        font-size: 16px;
    }

    .info-item span {
        font-size: 12px;
    }
}

.site-footer {
    background: #f5f5f5;
    padding: 15px 20px;
    text-align: center;
    border-top: 1px solid #eee;
}

.footer-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
}

.footer-content a {
    color: #666;
    text-decoration: none;
    font-size: 13px;
}

.footer-content a:hover {
    color: #409eff;
}

.beian-icon {
    width: 16px;
    height: 16px;
    vertical-align: middle;
}

.separator {
    color: #ccc;
}

@media (max-width: 768px) {
    .fixed-search-container {
        padding: 6px 10px;
    }

    .brand-header-section {
        padding: 1px 0;
        margin-bottom: 10px;
    }

    .brand-content-wrapper {
        padding: 5px 12px;
        border-radius: 8px;
    }

    .main-brand-title {
        font-size: 1.2rem;
        margin: 0 0 1px 0;
        font-weight: 600;
    }

    .brand-subtitle {
        font-size: 0.7rem;
        font-weight: 300;
    }

    .main-content-area {
        padding: 15px;
        margin: 0;
    }

    .disclaimer-section {
        margin: 12px 10px;
        padding: 12px;
        border-radius: 8px;
        border-left-width: 3px;
    }

    .disclaimer-title {
        font-size: 0.95rem;
        margin-bottom: 10px;
    }

    .disclaimer-text p {
        font-size: 0.8rem;
        line-height: 1.6;
        margin: 5px 0;
        padding-left: 0;
        text-indent: 0;
    }

    .wx-card {
        margin: 0;
        border-radius: 0;
    }

    .wx-header {
        padding: 30px 20px 20px;
    }

    .wx-title {
        font-size: 24px;
    }

    .wx-content {
        padding: 20px;
        gap: 30px;
    }

    .wx-qr-code {
        width: 180px;
        height: 180px;
    }

    .qr-tip {
        font-size: 14px;
    }

    .info-title {
        font-size: 18px;
    }

    .info-item {
        padding: 10px 0;
    }

    .info-item span {
        font-size: 13px;
    }

    .wx-footer {
        padding: 20px;
    }

    .footer-tip {
        padding: 10px 14px;
    }

    .footer-tip span {
        font-size: 13px;
    }

    .back-button {
        height: 44px;
        font-size: 15px;
    }
}

@media (max-width: 480px) {
    .fixed-search-container {
        padding: 5px 8px;
    }

    .brand-header-section {
        padding: 1px 0;
        margin-bottom: 8px;
    }

    .brand-content-wrapper {
        padding: 4px 10px;
        border-radius: 6px;
    }

    .main-brand-title {
        font-size: 1.1rem;
        margin: 0 0 1px 0;
        font-weight: 600;
    }

    .brand-subtitle {
        font-size: 0.65rem;
        font-weight: 300;
    }

    .main-content-area {
        padding: 12px;
        margin: 0;
    }

    .wx-title {
        font-size: 22px;
    }

    .wx-subtitle {
        font-size: 14px;
    }

    .wx-qr-code {
        width: 160px;
        height: 160px;
    }

    .info-title {
        font-size: 16px;
    }

    .info-item span {
        font-size: 12px;
    }
}