:root {
    --brand-primary: #1f6f8b;
    --brand-secondary: #99c24d;
    --brand-dark: #0f2a33;
    --surface: #f4f7f8;
}

body.app-body {
    background: linear-gradient(180deg, #eef4f6 0%, #f8fbfc 240px, #ffffff 240px);
    min-height: 100vh;
}

body.public-booking-body {
    background: linear-gradient(180deg, #eef4f6 0%, #f8fbfc 120px, #ffffff 120px);
}

.app-header .navbar {
    background: linear-gradient(90deg, var(--brand-dark), var(--brand-primary));
}

.app-footer {
    margin-top: 3rem;
    border-top: 1px solid #e5ecef;
}

.hero-card,
.stat-card,
.panel-card {
    border: 0;
    border-radius: 1rem;
    box-shadow: 0 10px 30px rgba(15, 42, 51, 0.08);
}

.stat-card .display-6 {
    color: var(--brand-primary);
    font-weight: 700;
}

.badge-pending { background: #f0ad4e; }
.badge-approved { background: #198754; }
.badge-rejected { background: #dc3545; }

.availability-grid {
    overflow-x: auto;
}

.availability-table th,
.availability-table td {
    min-width: 120px;
    vertical-align: top;
}

.room-pill {
    display: block;
    border-radius: .75rem;
    padding: .5rem;
    margin-bottom: .5rem;
    font-size: .85rem;
}

.room-available {
    background: #e8f7ee;
    border: 1px solid #b7e4c7;
}

.room-busy {
    background: #fdecec;
    border: 1px solid #f5c2c7;
    opacity: .75;
}

.room-pill.range-selected {
    outline: 2px solid #0d6efd;
    outline-offset: -2px;
    box-shadow: 0 0 0 2px rgba(13, 110, 253, 0.15);
}

.facility-calendar-weeks {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

@media (max-width: 991px) {
    .facility-calendar-weeks {
        grid-template-columns: 1fr;
    }
}

.facility-calendar-week-card {
    border: 0;
    border-radius: 1rem;
    box-shadow: 0 10px 30px rgba(15, 42, 51, 0.08);
    background: #fff;
}

.facility-calendar-week-card .card-body {
    padding: 1rem;
}

.facility-calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, minmax(0, 1fr));
    gap: .5rem;
}

.calendar-day {
    border: 1px solid #dbe5ea;
    border-radius: .85rem;
    padding: .65rem .35rem;
    background: #fff;
    min-height: 96px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: .15rem;
    transition: transform .15s ease, box-shadow .15s ease;
}

.calendar-day-available {
    background: #edf9f1;
    border-color: #b7e4c7;
    cursor: pointer;
}

.calendar-day-available:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(31, 111, 139, 0.12);
}

.calendar-day-partial {
    background: #fff8e6;
    border-color: #ffd666;
    cursor: pointer;
}

.calendar-day-partial:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(255, 193, 7, 0.18);
}

.calendar-day-busy {
    background: #fdecec;
    border-color: #f5c2c7;
    opacity: .8;
}

.calendar-day-selected {
    outline: 3px solid var(--brand-primary);
    outline-offset: 1px;
}

.calendar-day.range-selected {
    background: rgba(13, 110, 253, 0.12);
    border-color: var(--brand-primary);
}

.calendar-day-name {
    font-size: .75rem;
    text-transform: uppercase;
    color: #6c757d;
}

.calendar-day-number {
    font-size: 1rem;
    font-weight: 700;
}

.calendar-day-status {
    font-size: .8rem;
    font-weight: 600;
}

.calendar-day-meta {
    font-size: .7rem;
    color: #6c757d;
}

.calendar-legend {
    display: inline-block;
    width: .75rem;
    height: .75rem;
    border-radius: .2rem;
    vertical-align: middle;
    margin-right: .15rem;
}

.calendar-legend-full {
    background: #edf9f1;
    border: 1px solid #b7e4c7;
}

.calendar-legend-partial {
    background: #fff8e6;
    border: 1px solid #ffd666;
}

.calendar-legend-busy {
    background: #fdecec;
    border: 1px solid #f5c2c7;
}

.facility-month-card {
    border: 0;
    border-radius: 1rem;
    box-shadow: 0 10px 30px rgba(15, 42, 51, 0.08);
    background: #fff;
}

.facility-month-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1rem;
}

.facility-month-weekdays,
.facility-month-grid {
    display: grid;
    grid-template-columns: repeat(7, minmax(0, 1fr));
    gap: .5rem;
}

.facility-month-weekdays span {
    text-align: center;
    font-size: .75rem;
    font-weight: 600;
    color: #6c757d;
    text-transform: uppercase;
}

.facility-month-grid {
    margin-top: .5rem;
}

.month-day {
    min-height: 78px;
    aspect-ratio: auto;
}

.month-day-outside {
    background: #f8f9fa;
    border-color: #eef1f3;
    opacity: .55;
}

.month-day-past {
    background: #f3f4f6;
    border-color: #e5e7eb;
    opacity: .7;
}

.month-loading {
    grid-column: 1 / -1;
    text-align: center;
    padding: 2rem;
    color: #6c757d;
}

.calendar-view-toggle .btn.active {
    background: var(--brand-primary);
    border-color: var(--brand-primary);
    color: #fff;
}

.login-card {
    max-width: 480px;
    margin: 2rem auto;
}

.demo-users {
    font-size: .9rem;
}