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

body {
    font-family: Arial, Helvetica, sans-serif;
    background: #0f172a;
    color: #e2e8f0;
    line-height: 1.5;
}

.layout {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 220px;
    background: #1e3a5f;
    padding: 1.25rem 1rem;
    flex-shrink: 0;
}

.brand {
    font-size: 1.15rem;
    font-weight: bold;
    color: #7dd3fc;
    margin-bottom: 1.5rem;
    letter-spacing: 0.03em;
}

.sidebar nav {
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
}

.sidebar nav a {
    color: #cbd5e1;
    text-decoration: none;
    font-size: 0.95rem;
    padding: 0.35rem 0.4rem;
    border-radius: 4px;
}

.sidebar nav a:hover {
    background: #2563eb;
    color: #fff;
}

.side-note {
    margin-top: 2rem;
    font-size: 0.75rem;
    color: #94a3b8;
}

.content {
    flex: 1;
    padding: 1.5rem 1.75rem;
}

.page-head {
    margin-bottom: 1.75rem;
    border-bottom: 1px solid #334155;
    padding-bottom: 0.85rem;
}

.page-head h1 {
    font-size: 1.6rem;
    color: #f8fafc;
}

.page-head p {
    margin-top: 0.35rem;
    color: #94a3b8;
    font-size: 0.9rem;
}

section {
    margin-bottom: 2rem;
}

section h2 {
    font-size: 1.15rem;
    color: #38bdf8;
    margin-bottom: 0.7rem;
}

section p {
    font-size: 0.88rem;
    color: #94a3b8;
    margin-bottom: 0.6rem;
}

table {
    width: 100%;
    border-collapse: collapse;
    background: #1e293b;
}

th,
td {
    border: 1px solid #334155;
    padding: 0.5rem 0.65rem;
    text-align: left;
    font-size: 0.9rem;
}

th {
    background: #1d4ed8;
    color: #fff;
}

tbody tr:nth-child(even) {
    background: #162032;
}

tbody tr:hover {
    background: #1e40af;
}

#queue-table th {
    background: #0f766e;
}

footer {
    margin-top: 2rem;
    padding-top: 1rem;
    border-top: 1px solid #334155;
    font-size: 0.8rem;
    color: #64748b;
}

@media (max-width: 720px) {
    .layout {
        flex-direction: column;
    }

    .sidebar {
        width: 100%;
    }

    .sidebar nav {
        flex-direction: row;
        flex-wrap: wrap;
    }
}