body {
    background: #f4f6f9;
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

.sidebar {
    width: 260px;
    height: 100vh;
    position: sticky;
    top: 0;
    overflow-y: auto;
    overscroll-behavior: contain;
    background: #1a1d23;
    color: #fff;
}

.sidebar .sidebar-brand {
    color: #2ecc71;
    font-size: 1.25rem;
    font-weight: 700;
    text-decoration: none;
    display: flex;
    align-items: center;
}

.sidebar .sidebar-hotel {
    color: #adb5bd;
    font-size: 0.85rem;
}

.sidebar .nav-link {
    color: #ced4da;
    border-radius: 8px;
    margin: 2px 0;
    padding: 10px 14px;
    font-size: 0.9rem;
}

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

.sidebar .nav-link.active {
    background: #2ecc71;
    color: #fff;
    font-weight: 600;
}

.main-content {
    min-height: 100vh;
    overflow-y: auto;
}

.card {
    transition: transform 0.15s ease;
}

.card:hover {
    transform: translateY(-2px);
}

.card-dashboard {
    cursor: pointer;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.card-dashboard:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.table th {
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: #6c757d;
}

.badge {
    font-size: 0.8rem;
    padding: 5px 10px;
}

.doc-cell {
    min-width: 180px;
}

@media (max-width: 767.98px) {
    .sidebar-toggle { display: block !important; }
}

@media (max-width: 575.98px) {
    .btn-responsive { width: 100%; }
}

/* ===== Tema escuro ===== */
[data-bs-theme="dark"] body {
    background: #121417;
}

[data-bs-theme="dark"] .sidebar {
    background: #0f1115;
}

[data-bs-theme="dark"] .main-content {
    background: #121417;
}

[data-bs-theme="dark"] .table th {
    color: #adb5bd;
}

[data-bs-theme="dark"] .card {
    background-color: #1f232b;
    border-color: #2b303a;
}

[data-bs-theme="dark"] .top-bar {
    background-color: #1a1d24 !important;
    border-color: #2b303a !important;
}

[data-bs-theme="dark"] .divider span {
    background-color: transparent !important;
}

[data-bs-theme="dark"] .btn-google {
    background-color: #2b303a;
    border-color: #3a404c;
    color: #e9ecef;
}
[data-bs-theme="dark"] .btn-google:hover {
    background-color: #343a46;
    border-color: #3a404c;
    color: #fff;
}

[data-bs-theme="dark"] .flatpickr-calendar {
    background-color: #1a1d24;
    box-shadow: 0 3px 13px rgba(0,0,0,0.5);
}
[data-bs-theme="dark"] .flatpickr-calendar.arrowTop:before,
[data-bs-theme="dark"] .flatpickr-calendar.arrowTop:after {
    border-bottom-color: #1a1d24;
}
[data-bs-theme="dark"] .flatpickr-day:hover,
[data-bs-theme="dark"] .flatpickr-day.prevMonthDay:hover,
[data-bs-theme="dark"] .flatpickr-day.nextMonthDay:hover {
    background: #2b303a;
    border-color: #2b303a;
}
[data-bs-theme="dark"] .flatpickr-day.flatpickr-disabled {
    color: #4a5060;
}
[data-bs-theme="dark"] .flatpickr-months .flatpickr-month,
[data-bs-theme="dark"] .flatpickr-current-month,
[data-bs-theme="dark"] .flatpickr-weekday,
[data-bs-theme="dark"] .numInputWrapper span,
[data-bs-theme="dark"] .flatpickr-day {
    color: #e9ecef;
}
[data-bs-theme="dark"] .flatpickr-prev-month,
[data-bs-theme="dark"] .flatpickr-next-month {
    fill: #ced4da;
}
[data-bs-theme="dark"] .flatpickr-day.flatpickr-disabled,
[data-bs-theme="dark"] .flatpickr-day.notAllowed,
[data-bs-theme="dark"] .flatpickr-day.prevMonthDay,
[data-bs-theme="dark"] .flatpickr-day.nextMonthDay {
    color: #6c757d;
}
[data-bs-theme="dark"] .flatpickr-day.flatpickr-disabled:hover,
[data-bs-theme="dark"] .flatpickr-day.prevMonthDay:hover,
[data-bs-theme="dark"] .flatpickr-day.nextMonthDay:hover {
    background: #2b303a;
    border-color: #2b303a;
    color: #6c757d;
}
[data-bs-theme="dark"] .flatpickr-day.today {
    border-color: #2ecc71;
}

[data-bs-theme="dark"] select.form-select option,
[data-bs-theme="dark"] select option {
    background-color: #1b1e24;
    color: #e9ecef;
}