:root {
    --pacim-primary: #0d2b55;
    --pacim-surface: #f3f6fb;
}

body {
    background: var(--pacim-surface);
    font-size: 0.95rem;
}

.app-shell {
    display: grid;
    grid-template-columns: 260px 1fr;
    min-height: 100vh;
    grid-template-rows: 64px 1fr;
}

.topbar {
    grid-column: 1 / -1;
    background: var(--pacim-primary);
}

.sidebar {
    background: #102748;
    color: #fff;
}

.sidebar .nav-link {
    color: #b8c8de;
    border-radius: 0.5rem;
    padding: 0.65rem 0.8rem;
}

.sidebar .nav-link.active,
.sidebar .nav-link:hover {
    background: rgba(255, 255, 255, 0.08);
    color: #fff;
}

.content .card {
    border: 0;
    border-radius: 0.9rem;
}

.stat-card .display-6 { color: var(--pacim-primary); }
.plate-large { font-size: 1.5rem; font-weight: 700; letter-spacing: 1px; }
.plate { font-weight: 600; letter-spacing: 0.5px; }
.checkin-card { border-left: 4px solid var(--pacim-primary); }

@media (max-width: 992px) {
    .app-shell {
        grid-template-columns: 1fr;
        grid-template-rows: 64px auto 1fr;
    }
}