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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    line-height: 1.6;
    color: #333;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Navigation */
header {
    background: #fff;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    padding: 1rem 2rem;
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: #2563eb;
    text-decoration: none;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

nav ul a {
    text-decoration: none;
    color: #555;
    font-weight: 500;
    transition: color 0.3s;
}

nav ul a:hover {
    color: #2563eb;
}

/* Main Content */
main {
    flex: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
    width: 100%;
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 4rem 2rem;
}

.hero h1 {
    font-size: 3rem;
    color: #1e293b;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.25rem;
    color: #64748b;
    margin-bottom: 2rem;
}

.btn {
    display: inline-block;
    background: #2563eb;
    color: #fff;
    padding: 0.75rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    transition: background 0.3s;
}

.btn:hover {
    background: #1d4ed8;
}

/* Support Section */
.support {
    padding: 2rem 0;
}

.support h1 {
    font-size: 2.5rem;
    color: #1e293b;
    margin-bottom: 1rem;
}

.support > p {
    font-size: 1.1rem;
    color: #64748b;
    margin-bottom: 2rem;
}

.contact-info {
    background: #f8fafc;
    padding: 2rem;
    border-radius: 12px;
    margin-bottom: 2rem;
}

.contact-info h2 {
    color: #1e293b;
    margin-bottom: 1rem;
}

.contact-info p {
    margin-bottom: 0.5rem;
    color: #475569;
}

.faq h2 {
    color: #1e293b;
    margin-bottom: 1.5rem;
}

.faq-item {
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1rem;
}

.faq-item h3 {
    color: #334155;
    margin-bottom: 0.5rem;
}

.faq-item p {
    color: #64748b;
}

/* Footer */
footer {
    background: #1e293b;
    color: #94a3b8;
    text-align: center;
    padding: 1.5rem;
    margin-top: auto;
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    nav {
        flex-direction: column;
        gap: 1rem;
    }
}