body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: radial-gradient(circle at top left, rgba(59,130,246,0.15), transparent 25%),
                linear-gradient(180deg, #0f172a 0%, #111827 100%);
    margin: 0;
    color: #e2e8f0;
}
* {
    box-sizing: border-box;
}
a { color: inherit; text-decoration: none; }
.navbar {
    background: linear-gradient(135deg, #111827, #1f2937);
    color: #e2e8f0;
    padding: 18px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    box-shadow: 0 18px 40px rgba(0,0,0,0.22);
}
.navbar h2 {
    margin: 0;
    font-size: 1.45rem;
}
.navbar span {
    color: #94a3b8;
    font-size: 0.95rem;
}
.nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}
.btn-secondary,
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 18px;
    border-radius: 999px;
    font-weight: 700;
    border: 1px solid transparent;
    transition: transform 0.2s ease, background-color 0.2s ease, border-color 0.2s ease;
}
.btn-secondary {
    color: #e2e8f0;
    background: rgba(148,163,184,0.12);
    border-color: rgba(148,163,184,0.2);
}
.btn-secondary:hover {
    background: rgba(148,163,184,0.2);
    transform: translateY(-1px);
}
.btn-secondary.btn-outline {
    background: transparent;
    border-color: rgba(148,163,184,0.4);
}
.btn-primary {
    color: #0f172a;
    background: #fbbf24;
    border-color: #fbbf24;
}
.btn-primary:hover {
    background: #f59e0b;
    border-color: #f59e0b;
    transform: translateY(-1px);
}
.container {
    max-width: 1180px;
    margin: 28px auto;
    padding: 0 20px 30px;
}
.dashboard-grid {
    display: grid;
    grid-template-columns: 1.45fr 0.95fr;
    gap: 22px;
    margin-bottom: 24px;
}
.card,
.form-card,
.table-card {
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 24px;
    padding: 24px;
    box-shadow: 0 24px 40px rgba(0,0,0,0.16);
}
.card-hero {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 240px;
}
.card-hero h3,
.card h4,
.form-card h3,
.table-card h3 {
    margin-top: 0;
    margin-bottom: 18px;
    color: #f8fafc;
}
.status-chip,
.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    border-radius: 999px;
    background: rgba(59,130,246,0.16);
    color: #bfdbfe;
    font-size: 0.95rem;
    font-weight: 700;
}
.info-panel {
    min-height: 240px;
}
.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(120px, 1fr));
    gap: 16px;
}
.stat-block {
    background: rgba(15,23,42,0.8);
    border: 1px solid rgba(148,163,184,0.18);
    border-radius: 20px;
    padding: 18px;
}
.stat-label {
    display: block;
    color: #94a3b8;
    font-size: 0.95rem;
    margin-bottom: 10px;
}
.stat-block strong {
    display: block;
    font-size: 2rem;
    color: #eef2ff;
}
.form-group {
    margin-bottom: 18px;
}
.form-group label {
    display: block;
    margin-bottom: 10px;
    color: #cbd5e1;
    font-weight: 700;
}
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border-radius: 16px;
    border: 1px solid rgba(148,163,184,0.24);
    background: rgba(15,23,42,0.7);
    color: #e2e8f0;
    font-size: 1rem;
}
.form-group select,
.form-group input,
.form-group textarea {
    outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: rgba(59,130,246,0.9);
    box-shadow: 0 0 0 4px rgba(59,130,246,0.12);
}
.row {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}
.actions-row {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 12px;
}
table {
    width: 100%;
    border-collapse: collapse;
    color: #e2e8f0;
}
.admin-table th,
.admin-table td {
    padding: 14px 16px;
    border: 1px solid rgba(255,255,255,0.08);
}
.admin-table th {
    background: rgba(255,255,255,0.06);
    color: #cbd5e1;
    text-align: left;
    font-size: 0.92rem;
    letter-spacing: 0.04em;
}
.admin-table tbody tr:nth-child(odd) {
    background: rgba(255,255,255,0.03);
}
.admin-table tbody tr:hover {
    background: rgba(59,130,246,0.08);
}
.schedule-list {
    display: grid;
    gap: 18px;
}
.schedule-group {
    background: rgba(15,23,42,0.7);
    border: 1px solid rgba(100,116,139,0.25);
    border-radius: 20px;
    padding: 18px;
}
.schedule-group h4 {
    margin: 0 0 12px;
    color: #f8fafc;
}
.schedule-group ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 10px;
}
.schedule-group li {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    padding: 12px 14px;
    border-radius: 16px;
    background: rgba(255,255,255,0.04);
    font-size: 0.98rem;
}
.schedule-group li span {
    color: #e2e8f0;
}
@media (max-width: 900px) {
    .dashboard-grid,
    .row {
        grid-template-columns: 1fr;
    }
}
@media (max-width: 640px) {
    .navbar {
        flex-direction: column;
        align-items: flex-start;
    }
    .nav-actions {
        width: 100%;
        justify-content: flex-start;
        flex-wrap: wrap;
    }
}