* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

body {
    background-color: #0f172a;
    color: #f8fafc;
    line-height: 1.6;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.container {
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

header {
    background: #1e293b;
    padding: 40px 0;
    text-align: center;
    border-bottom: 1px solid #334155;
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    color: #38bdf8;
}

header p {
    color: #94a3b8;
    font-size: 1.1rem;
}

main {
    flex: 1;
    padding: 50px 0;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.card {
    background: #1e293b;
    border: 1px solid #334155;
    border-radius: 10px;
    padding: 30px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: transform 0.2s ease, border-color 0.2s ease;
}

.card:hover {
    transform: translateY(-5px);
    border-color: #38bdf8;
}

.card h2 {
    margin-bottom: 15px;
    font-size: 1.5rem;
    color: #f1f5f9;
}

.card p {
    color: #94a3b8;
    margin-bottom: 20px;
}

.card ul {
    list-style-type: disc;
    padding-left: 20px;
    color: #cbd5e1;
    margin-bottom: 25px;
}

.card ul li {
    margin-bottom: 8px;
}

.btn {
    display: inline-block;
    text-align: center;
    padding: 12px 20px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: bold;
    transition: background 0.2s;
}

.btn.primary {
    background: #0284c7;
    color: white;
}

.btn.primary:hover {
    background: #0369a1;
}

.btn.secondary {
    background: #10b981;
    color: white;
}

.btn.secondary:hover {
    background: #059669;
}

footer {
    background: #1e293b;
    padding: 20px 0;
    text-align: center;
    border-top: 1px solid #334155;
    color: #64748b;
    font-size: 0.9rem;
}

.footer-links a {
    color: #94a3b8;
    text-decoration: none;
    margin: 0 5px;
}

.footer-links a:hover {
    text-decoration: underline;
    color: #38bdf8;
}