:root {
    --primary: #0056b3;
    --secondary: #00a8cc;
    --light: #f4f4f4;
    --dark: #333;
    --success: #28a745;
    --warning: #ffc107;
    --danger: #dc3545;
}

body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; margin: 0; padding: 0; background: var(--light); color: var(--dark); }
header { background: var(--primary); color: white; padding: 1rem 2rem; display: flex; justify-content: space-between; align-items: center; }
header .logo { font-size: 1.5rem; font-weight: bold; }
header nav a { color: white; text-decoration: none; margin-left: 1.5rem; }
.contact-bar { background: var(--secondary); color: white; text-align: center; padding: 0.5rem; }
.contact-bar a { color: white; font-weight: bold; text-decoration: none; }

main { max-width: 1000px; margin: 2rem auto; padding: 0 1rem; }

.packages { display: flex; gap: 1.5rem; flex-wrap: wrap; }
.package-card { background: white; border-radius: 8px; padding: 1.5rem; flex: 1; min-width: 250px; box-shadow: 0 2px 5px rgba(0,0,0,0.1); text-align: center; }
.package-card .price { font-size: 1.5rem; color: var(--primary); font-weight: bold; }
.package-card ul { list-style: none; padding: 0; text-align: left; margin: 1.5rem 0; }
.package-card ul li { padding: 0.5rem 0; border-bottom: 1px solid #eee; }

.btn { display: inline-block; background: var(--primary); color: white; padding: 0.75rem 1.5rem; text-decoration: none; border-radius: 5px; border: none; cursor: pointer; font-size: 1rem; }
.btn:hover { background: #004494; }
.btn-small { background: var(--secondary); color: white; padding: 0.4rem 0.8rem; text-decoration: none; border-radius: 4px; font-size: 0.9rem; }

form { background: white; padding: 2rem; border-radius: 8px; max-width: 500px; margin: 0 auto; }
form label { display: block; margin-top: 1rem; font-weight: bold; }
form input { width: 100%; padding: 0.75rem; margin-top: 0.5rem; border: 1px solid #ccc; border-radius: 4px; box-sizing: border-box; }

.data-table { width: 100%; border-collapse: collapse; background: white; margin-top: 1rem; }
.data-table th, .data-table td { padding: 0.75rem; text-align: left; border-bottom: 1px solid #ddd; }
.data-table th { background: var(--primary); color: white; }

.status-active, .status-paid { color: var(--success); font-weight: bold; }
.status-pending, .status-unpaid { color: var(--warning); font-weight: bold; }
.status-suspended, .status-cancelled { color: var(--danger); font-weight: bold; }

footer { text-align: center; padding: 2rem; background: var(--dark); color: white; margin-top: 3rem; }
footer a { color: var(--secondary); }