:root {
    --bg-color: #09090b;
    --card-bg: #18181b;
    --border-color: #27272a;
    --primary: #6366f1;
    --primary-hover: #4f46e5;
    --text-main: #e4e4e7;
    --text-muted: #a1a1aa;
    --input-bg: #27272a;
    --success: #10b981;
    --error: #ef4444;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
    font-family: 'Inter', system-ui, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    display: flex; justify-content: center; align-items: center;
    min-height: 100vh; padding: 20px; line-height: 1.5;
}
.container {
    width: 100%; max-width: 800px; background: var(--card-bg);
    border: 1px solid var(--border-color); border-radius: 16px;
    padding: 40px; box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}
.header { text-align: center; margin-bottom: 35px; }
.header h1 { font-size: 1.8rem; font-weight: 600; color: #fff; margin-bottom: 10px; }
.header p { color: var(--text-muted); font-size: 0.9rem; }
.section-title {
    font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.05em;
    color: var(--text-muted); font-weight: 600; margin-bottom: 15px;
    padding-bottom: 10px; border-bottom: 1px solid var(--border-color); margin-top: 20px;
}
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 20px; }
.full-width { grid-column: span 2; }
.form-group { margin-bottom: 5px; }
label { display: block; font-size: 0.875rem; font-weight: 500; margin-bottom: 6px; color: #d4d4d8; }
input, select, textarea {
    width: 100%; padding: 12px; background-color: var(--input-bg);
    border: 1px solid var(--border-color); border-radius: 8px;
    color: white; font-family: inherit; transition: 0.2s;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--primary); }
textarea { height: 120px; font-family: monospace; font-size: 0.85rem; }
.btn-submit, .btn-back {
    width: 100%; padding: 14px; border-radius: 8px; font-size: 1rem; font-weight: 600; cursor: pointer; transition: 0.2s; text-align: center; text-decoration: none; display: inline-block;
}
.btn-submit { background-color: var(--primary); color: white; border: none; margin-top: 10px; }
.btn-submit:hover { background-color: var(--primary-hover); }
.btn-back { background-color: transparent; color: var(--text-muted); border: 1px solid var(--border-color); margin-bottom: 20px; width: auto; padding: 8px 16px; font-size: 0.9rem; }
.btn-back:hover { background-color: var(--input-bg); color: white; }
.menu-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 20px; }
.menu-card {
    background: var(--input-bg); border: 1px solid var(--border-color); border-radius: 12px;
    padding: 30px 20px; text-align: center; cursor: pointer; transition: 0.2s; text-decoration: none; color: white;
}
.menu-card:hover { transform: translateY(-5px); border-color: var(--primary); }
.menu-icon { font-size: 2rem; margin-bottom: 15px; display: block; }
.menu-title { font-weight: 600; font-size: 1.1rem; display: block; margin-bottom: 5px; }
.menu-desc { font-size: 0.8rem; color: var(--text-muted); }
.status { margin-top: 20px; padding: 15px; border-radius: 8px; display: none; text-align: center; }
.success { background: rgba(16, 185, 129, 0.1); color: var(--success); border: 1px solid rgba(16, 185, 129, 0.2); }
.error { background: rgba(239, 68, 68, 0.1); color: var(--error); border: 1px solid rgba(239, 68, 68, 0.2); }
.loader { border: 2px solid rgba(255,255,255,0.1); border-left-color: white; border-radius: 50%; width: 16px; height: 16px; animation: spin 1s linear infinite; display: inline-block; margin-right: 8px; }
@keyframes spin { to { transform: rotate(360deg); } }
@media (max-width: 600px) { .form-grid, .menu-grid { grid-template-columns: 1fr; } }