:root {
    --bg: #0f172a;
    --surface: #1e293b;
    --border: #334155;
    --text: #e2e8f0;
    --muted: #94a3b8;
    --accent: #6366f1;
    --green: #22c55e;
    --red: #ef4444;
    --orange: #f59e0b;
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

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

body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
}

.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 2rem;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
}
.logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--accent);
    text-decoration: none;
}
.nav-links a {
    color: var(--muted);
    text-decoration: none;
    margin-left: 1.5rem;
}
.nav-links a:hover { color: var(--text); }
.nav-links { display: flex; align-items: center; gap: 0.5rem; }
.nav-user { color: var(--text); margin-left: 1.5rem; font-size: 0.9rem; }
.nav-logout { display: inline; margin-left: 0.75rem; }

.login-card { max-width: 420px; margin: 3rem auto; }
.stack-form { display: flex; flex-direction: column; gap: 0.85rem; margin-top: 1rem; }
.stack-form label { display: flex; flex-direction: column; gap: 0.3rem; font-size: 0.85rem; color: var(--muted); }
.stack-form input[type="text"],
.stack-form input[type="email"],
.stack-form input[type="password"],
.stack-form input[type="tel"],
.stack-form input[type="number"] {
    padding: 0.5rem 0.7rem;
    border-radius: 6px;
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text);
    font-size: 1rem;
}
.stack-form .checkbox { flex-direction: row; align-items: center; gap: 0.5rem; }
.form-error { color: var(--red); margin-bottom: 0.75rem; }
.form-ok { color: var(--green); margin-bottom: 0.75rem; }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

h1 { font-size: 1.75rem; margin-bottom: 1rem; }
h2 { font-size: 1.25rem; margin-bottom: 0.75rem; color: var(--muted); }

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.grid-2col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}
@media (max-width: 768px) {
    .grid-2col { grid-template-columns: 1fr; }
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}
.data-table th,
.data-table td {
    padding: 0.5rem 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}
.data-table th {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--muted);
}
.data-table tr:hover td { background: rgba(99, 102, 241, 0.05); }

.price { font-weight: 600; color: var(--green); }

.badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    background: var(--accent);
    color: #fff;
}
.badge-green { background: var(--green); }
.badge-red { background: var(--red); }
.badge-orange { background: var(--orange); }

.btn {
    display: inline-block;
    padding: 0.4rem 0.8rem;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    text-decoration: none;
    background: var(--accent);
    color: #fff;
    border: none;
    cursor: pointer;
    transition: opacity 0.2s;
}
.btn:hover { opacity: 0.85; }
.btn-sm { padding: 0.25rem 0.6rem; font-size: 0.7rem; }

.price-tag {
    font-size: 0.8rem;
    color: var(--orange);
    margin-left: 0.5rem;
}

.muted { color: var(--muted); font-size: 0.9rem; }
.back-link {
    color: var(--muted);
    text-decoration: none;
    font-size: 0.85rem;
    display: inline-block;
    margin-bottom: 0.5rem;
}
.back-link:hover { color: var(--text); }

.event-meta {
    display: flex;
    gap: 1.5rem;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
    color: var(--muted);
    font-size: 0.9rem;
}

.artist-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1rem;
}
.artist-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1rem;
}
.artist-card h3 { font-size: 1rem; margin-bottom: 0.5rem; }

.alert-list { list-style: none; }
.alert-list li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border);
    display: flex;
    gap: 0.75rem;
    align-items: center;
    font-size: 0.85rem;
}

.row-local { background: rgba(34, 197, 94, 0.08); }

/* Venue map */
#venue-map {
    min-height: 350px;
    position: relative;
}
#venue-map svg { width: 100%; height: auto; }

.section-rect {
    cursor: pointer;
    stroke: var(--border);
    stroke-width: 1;
    transition: opacity 0.2s;
}
.section-rect:hover { opacity: 0.8; }
.section-rect.preferred {
    stroke: var(--accent);
    stroke-width: 2.5;
    stroke-dasharray: 4,2;
}
.section-label {
    font-size: 9px;
    fill: var(--text);
    text-anchor: middle;
    pointer-events: none;
}
.stage-rect {
    fill: var(--accent);
    rx: 4;
}
.stage-label {
    font-size: 12px;
    font-weight: 700;
    fill: #fff;
    text-anchor: middle;
}