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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    background-color: #fafafa;
    color: #333;
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 60px 20px;
}

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

header h1 {
    font-size: 36px;
    font-weight: 300;
    color: #222;
    letter-spacing: 2px;
}

.app-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 40px;
    justify-items: center;
}

.app-card {
    background: #fff;
    border-radius: 8px;
    padding: 30px;
    text-align: center;
    width: 100%;
    max-width: 320px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    transition: box-shadow 0.3s ease;
}

.app-card:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.app-icon {
    width: 120px;
    height: 120px;
    border-radius: 20px;
    margin-bottom: 20px;
    object-fit: cover;
    background-color: #f0f0f0;
}

.app-name {
    font-size: 20px;
    font-weight: 400;
    margin-bottom: 24px;
    color: #222;
}

.download-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.download-link {
    display: inline-block;
    padding: 12px 24px;
    text-decoration: none;
    color: #333;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 14px;
    transition: all 0.2s ease;
    background-color: #fff;
}

.download-link:hover {
    background-color: #f8f8f8;
    border-color: #bbb;
    color: #000;
}

.download-link:active {
    transform: scale(0.98);
}

.empty-state {
    grid-column: 1 / -1;
    text-align: center;
    padding: 80px 20px;
}

.empty-message {
    font-size: 32px;
    font-weight: 300;
    color: #222;
    margin-bottom: 16px;
    letter-spacing: 1px;
}

.empty-subtitle {
    font-size: 16px;
    color: #999;
    font-weight: 300;
    line-height: 1.6;
}

.footer {
    margin-top: 80px;
    padding-top: 40px;
    border-top: 1px solid #eee;
    text-align: center;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

.footer-brand {
    font-size: 14px;
    color: #999;
    font-weight: 300;
    letter-spacing: 1px;
}

.footer-links {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
}

.footer-link {
    color: #666;
    text-decoration: none;
    font-size: 14px;
    font-weight: 300;
    transition: color 0.2s ease;
}

.footer-link:hover {
    color: #222;
}

.footer-separator {
    color: #ddd;
    font-size: 14px;
}

.language-switcher {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
}

.lang-btn {
    padding: 8px 16px;
    background-color: #fff;
    color: #666;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 300;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    font-family: inherit;
    line-height: 1.6;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.lang-btn:hover {
    background-color: #f8f8f8;
    border-color: #bbb;
    color: #222;
}

@media (max-width: 768px) {
    .language-switcher {
        top: 15px;
        right: 15px;
    }
    
    .lang-btn {
        padding: 6px 12px;
        font-size: 12px;
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 40px 20px;
    }

    header h1 {
        font-size: 28px;
    }

    .app-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .app-card {
        max-width: 100%;
    }

    .empty-state {
        padding: 60px 20px;
    }

    .empty-message {
        font-size: 24px;
    }

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

    .footer {
        margin-top: 60px;
        padding-top: 30px;
    }

    .footer-links {
        gap: 8px;
    }

    .footer-link {
        font-size: 13px;
    }
}