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

body {
    font-family: "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
    background-color: #f5f5f5;
    color: #333;
    line-height: 1.8;
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: #393D49 !important;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.header .logo {
    float: left;
    font-size: 24px;
    font-weight: bold;
    color: #fff;
    line-height: 60px;
    margin-right: 50px;
}

.header .logo .layui-icon {
    font-size: 28px;
    margin-right: 8px;
    color: #1E9FFF;
}

.header .layui-nav {
    background: transparent;
}

.header .layui-nav-item a {
    color: #fff !important;
    font-size: 15px;
}

.header .layui-nav-item a:hover {
    color: #1E9FFF !important;
}

.hero-section {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    min-height: 600px;
    display: flex;
    align-items: center;
}

.hero-content {
    float: left;
    width: 50%;
}

.hero-content h1 {
    font-size: 56px;
    margin-bottom: 20px;
    font-weight: bold;
}

.hero-content .subtitle {
    font-size: 28px;
    margin-bottom: 15px;
    opacity: 0.9;
}

.hero-content .description {
    font-size: 18px;
    margin-bottom: 40px;
    opacity: 0.8;
}

.hero-buttons {
    display: flex;
    gap: 20px;
}

.hero-buttons .layui-btn {
    padding: 0 30px;
    height: 50px;
    line-height: 50px;
    font-size: 16px;
    border-radius: 25px;
}

.hero-buttons .layui-btn-primary {
    background: transparent;
    border: 2px solid #fff;
    color: #fff;
}

.hero-buttons .layui-btn-primary:hover {
    background: rgba(255, 255, 255, 0.1);
}

.hero-image {
    float: right;
    width: 50%;
    text-align: center;
}

.hero-image-container {
    position: relative;
    display: inline-block;
    max-width: 100%;
}

.hero-screenshot {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.realtime-clock {
    position: absolute;
    top: calc(50% - 5px);
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 36px;
    font-family: "Microsoft YaHei", sans-serif;
    font-weight: bold;
    color: #000;
    text-shadow: 0 2px 8px rgba(255, 255, 255, 0.5);
    pointer-events: none;
    white-space: nowrap;
}

.image-placeholder {
    background: rgba(255, 255, 255, 0.1);
    border: 2px dashed rgba(255, 255, 255, 0.5);
    border-radius: 10px;
    padding: 60px 40px;
    text-align: center;
    color: #fff;
}

.image-placeholder i {
    font-size: 80px;
    margin-bottom: 20px;
    opacity: 0.5;
}

.image-placeholder p {
    font-size: 18px;
    margin-bottom: 10px;
}

.image-placeholder small {
    opacity: 0.7;
}

.image-placeholder.small {
    padding: 40px 20px;
}

.image-placeholder.small i {
    font-size: 50px;
}

.section-title {
    text-align: center;
    font-size: 36px;
    margin-bottom: 50px;
    color: #333;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: #1E9FFF;
    margin: 15px auto 0;
}

.features-section {
    padding: 80px 0;
    background: #fff;
}

.feature-card {
    background: #fff;
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    transition: all 0.3s;
    height: 100%;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.feature-icon i {
    font-size: 40px;
    color: #fff;
}

.feature-card h3 {
    font-size: 22px;
    margin-bottom: 15px;
    text-align: center;
    color: #333;
}

.feature-card p {
    color: #666;
    margin-bottom: 15px;
}

.feature-card ul {
    list-style: none;
    padding-left: 0;
}

.feature-card ul li {
    padding: 5px 0;
    color: #666;
}

.feature-card ul li:before {
    content: "✓";
    color: #1E9FFF;
    font-weight: bold;
    margin-right: 8px;
}

.feature-image {
    margin-top: 20px;
}

.feature-screenshot {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.feature-card.horizontal {
    display: flex;
    align-items: flex-start;
    padding: 25px;
    height: 160px;
}

.feature-card.horizontal .feature-icon {
    width: 60px;
    height: 60px;
    min-width: 60px;
    margin: 0 20px 0 0;
}

.feature-card.horizontal .feature-icon i {
    font-size: 30px;
}

.feature-card.horizontal .feature-content {
    flex: 1;
}

.feature-card.horizontal h3 {
    text-align: left;
    font-size: 20px;
    margin-bottom: 10px;
}

.feature-card.horizontal p {
    line-height: 1.6;
}

.download-section {
    padding: 80px 0;
    background: #f8f9fa;
}

.download-card {
    background: #fff;
    border-radius: 10px;
    padding: 40px 30px;
    text-align: center;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    transition: all 0.3s;
}

.download-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
}

.download-icon {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.download-icon i {
    font-size: 50px;
    color: #fff;
}

.download-card h3 {
    font-size: 24px;
    margin-bottom: 15px;
    color: #333;
}

.download-card p {
    color: #666;
    margin-bottom: 10px;
}

.download-card .system-req {
    font-size: 14px;
    color: #999;
    margin-bottom: 25px;
}

.download-btn {
    width: 100%;
    height: 50px;
    line-height: 50px;
    font-size: 16px;
    border-radius: 25px;
}

.version-info {
    text-align: center;
    margin-top: 40px;
    padding: 20px;
    background: #fff;
    border-radius: 10px;
}

.version-info p {
    color: #666;
    margin: 5px 0;
}

.register-section {
    padding: 80px 0;
    background: #fff;
}

.register-card {
    background: #fff;
    border-radius: 10px;
    padding: 40px 30px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.register-card.premium {
    border: 2px solid #FF5722;
}

.recommend-tag {
    position: absolute;
    top: 20px;
    right: -30px;
    background: #FF5722;
    color: #fff;
    padding: 5px 40px;
    transform: rotate(45deg);
    font-size: 14px;
}

.register-card h3 {
    font-size: 24px;
    margin-bottom: 25px;
    color: #333;
}

.register-card h3 i {
    margin-right: 10px;
    color: #1E9FFF;
}

.register-card.premium h3 i {
    color: #FF5722;
}

.feature-list {
    list-style: none;
    text-align: left;
    margin-bottom: 30px;
}

.feature-list li {
    padding: 8px 0;
    color: #666;
}

.feature-list li i {
    color: #5FB878;
    margin-right: 10px;
    font-size: 18px;
}

.register-card .price {
    font-size: 36px;
    color: #FF5722;
    font-weight: bold;
    margin-bottom: 20px;
}

.register-card .price small {
    font-size: 16px;
    color: #999;
    font-weight: normal;
}

.register-methods {
    margin-top: 60px;
    background: #f8f9fa;
    padding: 30px;
    border-radius: 10px;
}

.register-methods h3 {
    font-size: 24px;
    margin-bottom: 20px;
    color: #333;
}

.register-methods ol {
    margin-left: 20px;
}

.register-methods ol li {
    padding: 5px 0;
    color: #666;
}

.footer {
    background: #393D49;
    color: #fff;
    padding: 60px 0 30px;
}

.footer h4 {
    font-size: 18px;
    margin-bottom: 20px;
    color: #fff;
}

.footer p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
}

.footer ul {
    list-style: none;
}

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

.footer ul li a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.3s;
}

.footer ul li a:hover {
    color: #1E9FFF;
}

.copyright {
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.copyright p {
    color: rgba(255, 255, 255, 0.5);
}

@media (max-width: 768px) {
    .hero-content {
        width: 100%;
        text-align: center;
    }

    .hero-image {
        width: 100%;
        margin-top: 40px;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-content h1 {
        font-size: 42px;
    }

    .hero-content .subtitle {
        font-size: 22px;
    }

    .feature-card.horizontal {
        flex-direction: column;
        text-align: center;
    }

    .feature-card.horizontal .feature-icon {
        margin: 0 auto 15px;
    }

    .feature-card.horizontal h3 {
        text-align: center;
    }
}

.layui-layer-btn a {
    border-radius: 4px;
}

.font-color-red {
    color: #ff0000;
}