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

body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    color: #fff;
    background: #0f172a;
    overflow-x: hidden;
}

/* Background gradient */
.background {
    position: fixed;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 20%, #1e293b, #020617);
    z-index: -1;
}

/* Layout */
.container {
    max-width: 1100px;
    margin: auto;
    padding: 40px 20px;
    text-align: center;
}

/* Header */
header h1 {
    font-size: 2.5rem;
    margin-bottom: 8px;
}

header p {
    color: #94a3b8;
    margin-bottom: 40px;
}

/* Grid */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}

/* Cards */
.card {
    display: block;
    background: rgba(30, 41, 59, 0.7);
    padding: 24px;
    border-radius: 16px;
    text-decoration: none;
    color: white;
    backdrop-filter: blur(10px);
    transition: all 0.2s ease;
    border: 1px solid rgba(148, 163, 184, 0.1);
}

.card:hover {
    transform: translateY(-5px);
    border-color: #38bdf8;
    box-shadow: 0 10px 25px rgba(56, 189, 248, 0.2);
}

.icon {
    font-size: 2rem;
    margin-bottom: 10px;
}

.card h2 {
    font-size: 1.2rem;
    margin-bottom: 4px;
}

.card p {
    font-size: 0.9rem;
    color: #94a3b8;
}

/* Footer */
footer {
    margin-top: 40px;
    font-size: 0.9rem;
    color: #64748b;
}