* { box-sizing: border-box; }
body {
    font-family: -apple-system, Segoe UI, Roboto, Arial, sans-serif;
    background: #f5f6fa;
    color: #1f2430;
    margin: 0;
    padding: 0;
}
.container {
    max-width: 480px;
    margin: 60px auto;
    background: #fff;
    padding: 32px;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}
.wide { max-width: 780px; }
h1, h2 { margin-top: 0; }
label { display: block; margin: 14px 0 6px; font-weight: 600; font-size: 14px; }
input[type=text], input[type=email], input[type=password], input[type=tel], select, textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #d7dae0;
    border-radius: 8px;
    font-size: 15px;
}
textarea { resize: vertical; }
button, .btn {
    display: inline-block;
    margin-top: 20px;
    background: #4f46e5;
    color: #fff;
    border: none;
    padding: 12px 20px;
    border-radius: 8px;
    font-size: 15px;
    cursor: pointer;
    text-decoration: none;
}
button:hover, .btn:hover { background: #4338ca; }
.error { background: #fee2e2; color: #991b1b; padding: 10px 14px; border-radius: 8px; margin-bottom: 12px; }
.success { background: #dcfce7; color: #166534; padding: 10px 14px; border-radius: 8px; margin-bottom: 12px; }
.credits-badge { background: #eef2ff; color: #4338ca; padding: 6px 14px; border-radius: 20px; font-weight: 600; display: inline-block; }
nav { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; }
nav a { color: #4f46e5; text-decoration: none; margin-left: 16px; }
table { width: 100%; border-collapse: collapse; margin-top: 16px; }
th, td { text-align: left; padding: 8px; border-bottom: 1px solid #eee; font-size: 14px; }
.package-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 20px; }
.package-card { border: 1px solid #e2e4ea; border-radius: 10px; padding: 18px; text-align: center; }
.package-card .price { font-size: 22px; font-weight: 700; margin: 8px 0; }