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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    min-height: 100vh;
    color: #e0e0e0;
}

header {
    text-align: center;
    padding: 50px 20px 30px;
}

header h1 {
    font-size: 2rem;
    color: #fff;
    margin-bottom: 8px;
}

header p {
    color: #888;
    font-size: 1rem;
}

.tiles {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 20px;
    max-width: 1100px;
    margin: 0 auto;
    padding: 20px 30px 60px;
}

.tile {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 30px 24px;
    text-decoration: none;
    color: #e0e0e0;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.tile:hover {
    transform: translateY(-4px);
    background: rgba(255, 255, 255, 0.1);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.tile-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    font-size: 1.6rem;
}

.tile h2 {
    font-size: 1.15rem;
    margin-bottom: 6px;
    color: #fff;
}

.tile p {
    font-size: 0.85rem;
    color: #999;
}

/* SVG Icons */
.icon {
    width: 28px;
    height: 28px;
    fill: none;
    stroke: #fff;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

footer {
    text-align: center;
    padding: 20px;
    color: #555;
    font-size: 0.8rem;
}