:root {
    --pq-blue-900: #0f2a6b;
    --pq-blue-700: #1d4ed8;
    --pq-blue-600: #2563eb;
    --pq-blue-50: #eff6ff;
    --pq-green-700: #047857;
    --pq-green-600: #059669;
    --pq-green-500: #10b981;
    --pq-green-50: #ecfdf5;
    --pq-bg: #f1f5f9;
    --pq-text: #0f172a;
    --pq-muted: #64748b;
    --pq-radius: 1rem;

    --bs-primary: var(--pq-blue-700);
    --bs-primary-rgb: 29, 78, 216;
    --bs-success: var(--pq-green-600);
    --bs-success-rgb: 5, 150, 105;
    --bs-link-color: var(--pq-blue-700);
    --bs-link-color-rgb: 29, 78, 216;
    --bs-body-bg: var(--pq-bg);
    --bs-body-color: var(--pq-text);
    --bs-font-sans-serif: "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
}

body {
    min-height: 100vh;
    background: var(--pq-bg);
}

/* ---------- Botones ---------- */
.btn-primary {
    --bs-btn-bg: var(--pq-blue-700);
    --bs-btn-border-color: var(--pq-blue-700);
    --bs-btn-hover-bg: var(--pq-blue-900);
    --bs-btn-hover-border-color: var(--pq-blue-900);
    --bs-btn-active-bg: var(--pq-blue-900);
    --bs-btn-disabled-bg: var(--pq-blue-600);
    --bs-btn-disabled-border-color: var(--pq-blue-600);
}

.btn-success {
    --bs-btn-bg: var(--pq-green-600);
    --bs-btn-border-color: var(--pq-green-600);
    --bs-btn-hover-bg: var(--pq-green-700);
    --bs-btn-hover-border-color: var(--pq-green-700);
    --bs-btn-active-bg: var(--pq-green-700);
    --bs-btn-disabled-bg: var(--pq-green-500);
    --bs-btn-disabled-border-color: var(--pq-green-500);
}

.btn-outline-primary {
    --bs-btn-color: var(--pq-blue-700);
    --bs-btn-border-color: var(--pq-blue-700);
    --bs-btn-hover-bg: var(--pq-blue-700);
    --bs-btn-hover-border-color: var(--pq-blue-700);
}

.btn-outline-success {
    --bs-btn-color: var(--pq-green-600);
    --bs-btn-border-color: var(--pq-green-600);
    --bs-btn-hover-bg: var(--pq-green-600);
    --bs-btn-hover-border-color: var(--pq-green-600);
}

.btn {
    border-radius: .65rem;
    font-weight: 500;
}

/* ---------- Navegación ---------- */
.pq-navbar {
    background: linear-gradient(100deg, var(--pq-blue-900) 0%, var(--pq-blue-700) 55%, var(--pq-green-600) 100%);
    box-shadow: 0 4px 18px rgba(15, 42, 107, .25);
}

.pq-navbar .navbar-brand {
    font-weight: 700;
    letter-spacing: .3px;
}

.pq-navbar .nav-link {
    color: rgba(255, 255, 255, .82);
    border-radius: .6rem;
    padding: .45rem .6rem !important;
    font-size: .92rem;
    white-space: nowrap;
}

.pq-navbar .nav-link:hover,
.pq-navbar .nav-link.active {
    color: #fff;
    background: rgba(255, 255, 255, .16);
}

.brand-icon {
    display: inline-grid;
    place-items: center;
    width: 2.1rem;
    height: 2.1rem;
    border-radius: .6rem;
    background: rgba(255, 255, 255, .18);
}

.nav-pills {
    --bs-nav-pills-link-active-bg: var(--pq-blue-700);
}

/* ---------- Tarjetas ---------- */
.card {
    border: 0;
    border-radius: var(--pq-radius);
    box-shadow: 0 1px 3px rgba(15, 23, 42, .06), 0 6px 20px rgba(15, 23, 42, .05);
}

.card-header {
    background: transparent;
    border-bottom: 1px solid #e2e8f0;
    padding: 1rem 1.25rem;
    font-weight: 600;
}

.page-title {
    font-weight: 700;
    color: var(--pq-blue-900);
}

.stat-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.1rem 1.25rem;
}

.stat-icon {
    display: grid;
    place-items: center;
    flex-shrink: 0;
    width: 3rem;
    height: 3rem;
    border-radius: .85rem;
    font-size: 1.4rem;
    color: #fff;
}

.stat-icon.blue { background: linear-gradient(135deg, var(--pq-blue-600), var(--pq-blue-900)); }
.stat-icon.green { background: linear-gradient(135deg, var(--pq-green-500), var(--pq-green-700)); }
.stat-icon.mix { background: linear-gradient(135deg, var(--pq-blue-600), var(--pq-green-600)); }

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1.1;
}

.stat-label {
    color: var(--pq-muted);
    font-size: .85rem;
}

/* ---------- Tablas ---------- */
.table {
    --bs-table-bg: transparent;
    margin-bottom: 0;
}

.table thead th {
    color: var(--pq-muted);
    font-size: .78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .4px;
    border-bottom-width: 1px;
    white-space: nowrap;
}

.table td {
    vertical-align: middle;
}

.placa {
    font-family: ui-monospace, "Cascadia Mono", Consolas, monospace;
    font-weight: 700;
    letter-spacing: .5px;
    background: var(--pq-blue-50);
    color: var(--pq-blue-900);
    border-radius: .4rem;
    padding: .15rem .45rem;
}

.badge-libre { background: var(--pq-green-50); color: var(--pq-green-700); }
.badge-ocupado { background: var(--pq-blue-50); color: var(--pq-blue-700); }
.badge-inactivo { background: #f1f5f9; color: var(--pq-muted); }

/* ---------- Mapa de espacios ---------- */
.space-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(78px, 1fr));
    gap: .6rem;
}

.space-grid.compact {
    grid-template-columns: repeat(auto-fill, minmax(58px, 1fr));
    gap: .45rem;
}

.space-tile {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 68px;
    border: 2px solid transparent;
    border-radius: .8rem;
    font-weight: 700;
    text-align: center;
    cursor: pointer;
    transition: transform .12s ease, box-shadow .12s ease;
    user-select: none;
}

.compact .space-tile {
    min-height: 48px;
    font-size: .85rem;
    cursor: default;
}

.space-tile:hover { transform: translateY(-2px); box-shadow: 0 6px 14px rgba(15, 23, 42, .12); }
.space-tile small { font-weight: 500; font-size: .7rem; }
.space-tile.libre { background: var(--pq-green-50); border-color: #a7f3d0; color: var(--pq-green-700); }
.space-tile.ocupado { background: linear-gradient(135deg, var(--pq-blue-600), var(--pq-blue-900)); color: #fff; }
.space-tile.inactivo { background: #e2e8f0; color: var(--pq-muted); opacity: .7; }

.legend-dot {
    display: inline-block;
    width: .85rem;
    height: .85rem;
    border-radius: .25rem;
    vertical-align: -1px;
}

/* ---------- Escáner ---------- */
.scan-box {
    background: linear-gradient(120deg, var(--pq-blue-700), var(--pq-green-600));
    color: #fff;
    border-radius: var(--pq-radius);
}

.scan-box .form-control {
    font-size: 1.3rem;
    font-family: ui-monospace, Consolas, monospace;
    letter-spacing: 1px;
}

/* ---------- Cobro ---------- */
.total-box {
    background: var(--pq-green-50);
    border: 2px solid #a7f3d0;
    border-radius: var(--pq-radius);
    text-align: center;
    padding: 1rem;
}

.total-box .amount {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--pq-green-700);
}

.pay-method {
    border: 2px solid #e2e8f0;
    border-radius: .85rem;
    padding: .75rem;
    height: 100%;
}

.pay-method.is-invalid { border-color: #dc3545; }

/* ---------- Gráfico de horas ---------- */
.hour-chart {
    display: grid;
    grid-template-columns: repeat(24, minmax(0, 1fr));
    gap: 3px;
    align-items: end;
    height: 140px;
}

.hour-bar {
    background: linear-gradient(180deg, var(--pq-green-500), var(--pq-blue-700));
    border-radius: 4px 4px 0 0;
    min-height: 3px;
}

.hour-bar.peak { background: linear-gradient(180deg, #f59e0b, #d97706); }

.hour-labels {
    display: grid;
    grid-template-columns: repeat(24, minmax(0, 1fr));
    font-size: .65rem;
    color: var(--pq-muted);
    text-align: center;
}

/* ---------- Login ---------- */
.login-page {
    display: grid;
    place-items: center;
    min-height: 100vh;
    padding: 1rem;
    background: linear-gradient(135deg, var(--pq-blue-900) 0%, var(--pq-blue-700) 50%, var(--pq-green-600) 100%);
}

.login-card {
    width: 100%;
    max-width: 400px;
}

.login-logo {
    display: block;
    width: 4.5rem;
    height: 4.5rem;
    margin: 0 auto 1rem;
    object-fit: contain;
}

/* ---------- SweetAlert ---------- */
.swal2-popup {
    border-radius: var(--pq-radius) !important;
}

/* ---------- Responsive ---------- */
@media (max-width: 575.98px) {
    main.container-xl { padding-left: .75rem; padding-right: .75rem; }
    .stat-value { font-size: 1.2rem; }
    .stat-icon { width: 2.5rem; height: 2.5rem; font-size: 1.15rem; }
    .total-box .amount { font-size: 1.8rem; }
    .hour-labels span:nth-child(odd) { visibility: hidden; }
}