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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f5f5;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 1.5rem;
    background-color: white;
    min-height: 100vh;
}

@media (max-width: 600px) {
    .container {
        padding: 1rem;
    }
    
    header h1 {
        font-size: 2rem;
    }
    
    .support-email {
        font-size: 1.1rem;
        padding: 0.875rem 1.25rem;
        display: block;
        word-break: break-all;
    }
}

header {
    text-align: center;
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 2px solid #eee;
}

.app-icon-container {
    display: flex;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.app-icon {
    width: 80px;
    height: 80px;
    border-radius: 20px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05), 0 8px 24px rgba(0, 0, 0, 0.025);
    background-color: #fff;
    object-fit: cover;
    display: block;
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    color: #222;
    font-weight: 600;
}

header p {
    color: #666;
    font-size: 1.1rem;
}

main {
    margin-top: 2rem;
}

.apps-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-top: 2rem;
}

.app-group {
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    padding: 1.5rem;
    background-color: #fafafa;
}

.app-group h3 {
    margin-bottom: 1rem;
    color: #222;
    font-size: 1.3rem;
}

.app-link {
    display: block;
    padding: 1rem 1.5rem;
    background-color: #f8f8f8;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    text-decoration: none;
    color: #333;
    transition: all 0.2s;
}

.app-link:hover {
    background-color: #e8e8e8;
    border-color: #ccc;
    transform: translateY(-2px);
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.content {
    margin-top: 2rem;
}

.content h2 {
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: #222;
}

.content h2:first-child {
    margin-top: 0;
}

.content h3 {
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
    color: #333;
    font-size: 1.1rem;
    font-weight: 600;
}

.content p {
    margin-bottom: 1rem;
    color: #555;
}

.content a {
    color: #007AFF;
    text-decoration: none;
}

.content a:hover {
    text-decoration: underline;
}

.support-contact {
    background-color: #f8f9fa;
    border: 1px solid #e0e0e0;
    border-radius: 12px;
    padding: 2rem;
    margin: 2rem 0;
    text-align: center;
}

.support-email {
    display: inline-block;
    font-size: 1.25rem;
    font-weight: 600;
    color: #007AFF;
    text-decoration: none;
    padding: 0.75rem 1.5rem;
    background-color: white;
    border: 2px solid #007AFF;
    border-radius: 8px;
    transition: all 0.2s;
    margin-bottom: 0.75rem;
}

.support-email:hover {
    background-color: #007AFF;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 122, 255, 0.3);
    text-decoration: none;
}

.response-time {
    color: #666;
    font-size: 0.95rem;
    margin: 0;
}

.faq-item {
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid #eee;
}

.faq-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.content ul, .content ol {
    margin-left: 2rem;
    margin-bottom: 1rem;
}

.content li {
    margin-bottom: 0.5rem;
}

.back-link {
    display: inline-block;
    margin-bottom: 2rem;
    color: #666;
    text-decoration: none;
    font-size: 0.9rem;
}

.back-link:hover {
    color: #333;
    text-decoration: underline;
}