body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
    background: #f7f8f9;
    color: #222;
    margin: 0;
}

.site-header {
    background: white;
    border-bottom: 1px solid #e5e5e5;
}

.nav {
    max-width: 1100px;
    margin: auto;
    padding: 18px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav a {
    text-decoration: none;
    color: #333;
    margin-left: 20px;
    font-weight: 500;
}

.logo {
    font-size: 18px;
    font-weight: 700;
}

.content {
    max-width: 1100px;
    margin: auto;
    padding: 40px 20px;
}

h1 {
    font-weight: 600;
    margin-bottom: 30px;
}

.grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.tile {
    background: white;
    border: 1px solid #e8e8e8;
    border-radius: 10px;
    padding: 22px;
    text-align: center;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.tile:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0,0,0,0.05);
}

.tile img {
    max-width: 90px;
    height: 90px;
    object-fit: contain;
    margin-bottom: 15px;
}

.tile h3 {
    margin: 10px 0 8px 0;
    font-size: 18px;
}

.tile p {
    color: #555;
    font-size: 14px;
}

.status {
    margin-top: 10px;
    font-size: 13px;
    color: #888;
}