:root {
    --ui-bg: #f3f7fc;
    --ui-surface: #ffffff;
    --ui-surface-soft: #f8fbff;
    --ui-border: #e2e8f0;
    --ui-border-strong: #cbd5e1;
    --ui-text: #0f172a;
    --ui-muted: #64748b;
    --ui-primary: #0f6fec;
    --ui-primary-strong: #0b5fd6;
    --ui-primary-soft: #eaf3ff;
    --ui-success: #0f9f6e;
    --ui-warning: #c5851c;
    --ui-danger: #cf334d;
    --radius-sm: 0.6rem;
    --radius-md: 0.9rem;
    --radius-lg: 1.2rem;
    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
    --shadow-md: 0 10px 24px rgba(15, 23, 42, 0.07);
    --control-height: 2.95rem;
}

html {
    font-size: 14.5px;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--ui-text);
    background: var(--ui-bg);
    line-height: 1.45;
    font-size: 1rem;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    color: var(--ui-text);
    font-weight: 600;
    letter-spacing: -0.01em;
}

a {
    color: var(--ui-primary);
}

a:hover {
    color: var(--ui-primary-strong);
}

.btn,
.form-control,
.form-select,
.form-label,
.table,
.dropdown-menu,
.nav-link,
.navbar,
.list-group-item,
.breadcrumb,
.modal-title {
    font-size: 0.94rem;
}

.small,
small,
.text-muted {
    font-size: 14px;
}

p,
label,
th,
td,
input,
select,
textarea {
    font-size: 0.94rem;
}

p,
label,
.form-text,
.booking-description,
.description,
.text-secondary {
    font-size: 14px;
}

h1 { font-size: calc(2.5rem + 1px); }
h2 { font-size: calc(2rem + 1px); }
h3 { font-size: calc(1.75rem + 1px); }
h4 { font-size: calc(1.5rem + 1px); }
h5 { font-size: calc(1.25rem + 1px); }
h6 { font-size: calc(1rem + 3px); }

.card {
    background: var(--ui-surface);
    border: 1px solid var(--ui-border) !important;
    border-radius: var(--radius-md) !important;
    box-shadow: var(--shadow-sm);
}

.card-header,
.card-footer {
    border-color: var(--ui-border) !important;
}

.card-header.bg-white,
.card-footer.bg-white {
    background: linear-gradient(180deg, #ffffff 0%, #fbfdff 100%) !important;
}

.card-header h2,
.card-header h3,
.card-header h4,
.card-header h5 {
    margin-bottom: 0;
    font-weight: 600;
}

.btn {
    border-radius: 0.7rem;
    font-weight: 500;
    min-height: var(--control-height);
    padding: 0 0.9rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
}

.btn-sm {
    min-height: var(--control-height);
    padding: 0 0.8rem;
    border-radius: 0.55rem;
}

.btn-primary {
    background: var(--ui-primary);
    border-color: var(--ui-primary);
}

.btn-primary:hover,
.btn-primary:focus,
.btn-primary:active {
    background: var(--ui-primary-strong) !important;
    border-color: var(--ui-primary-strong) !important;
}

.btn-outline-primary {
    border-color: #bfd7ff;
    color: var(--ui-primary-strong);
}

.btn-outline-primary:hover {
    background: var(--ui-primary-soft);
    border-color: #90baf8;
    color: var(--ui-primary-strong);
}

.form-label {
    font-weight: 500;
    color: #334155;
    margin-bottom: 0.45rem;
}

.form-control,
.form-select {
    border-color: var(--ui-border-strong);
    border-radius: 0.65rem;
    min-height: var(--control-height);
    padding-top: 0.62rem;
    padding-bottom: 0.62rem;
}

.input-group-text {
    min-height: var(--control-height);
    border-radius: 0.65rem;
}

.form-control::placeholder {
    color: #94a3b8;
}

.form-control:focus,
.form-select:focus {
    border-color: #9bc5ff;
    box-shadow: 0 0 0 0.2rem rgba(15, 111, 236, 0.13);
}

.table-responsive {
    border-radius: var(--radius-md);
}

.table {
    margin-bottom: 0;
}

.table > :not(caption) > * > * {
    padding: 0.82rem 0.85rem;
    border-bottom-color: #edf2f7;
}

.table > thead th {
    font-weight: 600;
    letter-spacing: 0.01em;
    color: #334155;
}

.table tbody tr {
    transition: background-color 0.15s ease;
}

.table tbody tr:hover {
    background: #f8fbff;
}

.table-light,
.table-light > th,
.table-light > td {
    background-color: #f8fafc !important;
}

.badge {
    font-weight: 600;
    letter-spacing: 0.01em;
    border-radius: 999px;
    padding: 0.42rem 0.62rem;
}

.alert {
    border: 1px solid transparent;
    border-radius: 0.8rem;
    font-size: 0.875rem;
}

.alert-success {
    border-color: #b8ebd6;
    background: #ecfdf5;
}

.alert-danger {
    border-color: #f5c2cb;
    background: #fff1f2;
}

.dropdown-menu {
    border: 1px solid var(--ui-border);
    border-radius: 0.75rem;
    box-shadow: var(--shadow-md);
    padding: 0.4rem;
}

.dropdown-item {
    border-radius: 0.5rem;
    padding-top: 0.45rem;
    padding-bottom: 0.45rem;
}

.dropdown-item:hover {
    background: #f1f5f9;
}

.navbar,
.topbar,
.admin-topbar,
.staff-topbar,
.public-navbar {
    border-color: var(--ui-border) !important;
    backdrop-filter: saturate(140%) blur(6px);
}

.app-sidebar,
.admin-sidebar,
.staff-sidebar {
    box-shadow: 8px 0 24px rgba(2, 6, 23, 0.15);
}

.sidebar-link {
    position: relative;
    border: 1px solid transparent;
    font-weight: 500;
}

.sidebar-link.active {
    border-color: rgba(148, 163, 184, 0.35);
}

.sidebar-link.active::before {
    content: '';
    position: absolute;
    left: -0.45rem;
    top: 0.52rem;
    width: 3px;
    height: calc(100% - 1.04rem);
    border-radius: 999px;
    background: #7dd3fc;
}

.pagination {
    gap: 0.35rem;
    margin-bottom: 0;
}

.pagination .page-item {
    display: inline-flex;
}

.page-item .page-link {
    border: 1px solid var(--ui-border);
    color: #334155;
    border-radius: 0.6rem;
    min-width: 2.2rem;
    text-align: center;
    line-height: 1.25;
}

.page-item.active .page-link {
    background: var(--ui-primary);
    border-color: var(--ui-primary);
    color: #fff;
}

.page-item .page-link:hover {
    background: #eff6ff;
    color: var(--ui-primary-strong);
    border-color: #bfdbfe;
}

.content-area,
.admin-main main,
.staff-main main,
.public-content {
    padding-top: 1.2rem;
}

.page-header {
    margin-bottom: 1.15rem;
}

.stat-card {
    position: relative;
    overflow: hidden;
}

.stat-card::after {
    content: '';
    position: absolute;
    right: -26px;
    top: -26px;
    width: 92px;
    height: 92px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(15, 111, 236, 0.08) 0%, transparent 70%);
}

.stat-card .stat-title {
    text-transform: uppercase;
    letter-spacing: 0.035em;
    font-size: 0.74rem;
    font-weight: 600;
    color: #64748b;
}

.stat-card .stat-value {
    font-size: 1.58rem;
    line-height: 1.15;
}

.stat-card .stat-icon {
    width: 40px;
    height: 40px;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.35);
}

.breadcrumb {
    margin-bottom: 1rem;
}

.breadcrumb-item + .breadcrumb-item::before {
    color: #94a3b8;
}

.auth-feature-pane {
    background: linear-gradient(145deg, #0f4c81, #0f6d91);
}

.auth-card {
    border: 1px solid var(--ui-border) !important;
    box-shadow: 0 14px 30px rgba(15, 23, 42, 0.12);
}

.public-footer {
    color: var(--ui-muted);
}

.staff-actions .btn {
    white-space: nowrap;
}

.mini-calendar-card .card-body {
    padding: 0.85rem 0.9rem 0.95rem;
}

.quick-actions-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.65rem;
}

.quick-actions-grid .quick-action-btn {
    min-height: 2.55rem;
    padding: 0 0.65rem;
    font-size: 0.9rem;
    white-space: nowrap;
}

#dashboardMiniCalendar {
    --fc-border-color: #e2e8f0;
    --fc-page-bg-color: transparent;
    --fc-neutral-bg-color: #f8fafc;
    --fc-today-bg-color: transparent;
}

#dashboardMiniCalendar .fc {
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 0.85rem;
    padding: 0.65rem;
}

#dashboardMiniCalendar .fc .fc-toolbar.fc-header-toolbar {
    margin-bottom: 0.6rem;
    gap: 0.35rem;
}

#dashboardMiniCalendar .fc .fc-toolbar-title {
    font-size: 0.96rem;
    font-weight: 600;
    color: #0f172a;
}

#dashboardMiniCalendar .fc .fc-button {
    width: 1.95rem;
    min-height: 1.95rem;
    border-radius: 0.5rem;
    border: 1px solid #cbd5e1;
    background: #fff;
    color: #334155;
    padding: 0;
    box-shadow: none;
}

#dashboardMiniCalendar .fc .fc-button:hover,
#dashboardMiniCalendar .fc .fc-button:focus {
    border-color: #93c5fd;
    background: #eff6ff;
    color: #0f6fec;
}

#dashboardMiniCalendar .fc .fc-button:disabled {
    opacity: 0.5;
}

#dashboardMiniCalendar .fc .fc-col-header-cell {
    border: 0;
    padding-bottom: 0.2rem;
}

#dashboardMiniCalendar .fc .fc-col-header-cell-cushion {
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    font-size: 0.7rem;
    font-weight: 600;
    color: #64748b;
    padding: 0.28rem 0;
}

#dashboardMiniCalendar .fc .fc-daygrid-day-number {
    text-decoration: none;
    color: #334155;
    font-size: 0.8rem;
    font-weight: 600;
    padding: 0.25rem 0.35rem;
}

#dashboardMiniCalendar .fc .fc-day-sun .fc-daygrid-day-number,
#dashboardMiniCalendar .fc .fc-day-sat .fc-daygrid-day-number {
    color: #94a3b8;
}

#dashboardMiniCalendar .fc .fc-daygrid-day-frame {
    min-height: 3.4rem;
    border-radius: 0.55rem;
    transition: background-color 0.15s ease;
}

#dashboardMiniCalendar .fc .fc-daygrid-day:hover .fc-daygrid-day-frame {
    background: #f8fbff;
}

#dashboardMiniCalendar .fc .fc-day-today .fc-daygrid-day-frame {
    background: #eaf3ff;
    box-shadow: inset 0 0 0 1px #bfdbfe;
}

#dashboardMiniCalendar .fc .fc-daygrid-day-events {
    margin-top: 0.15rem;
}

#dashboardMiniCalendar .fc .fc-daygrid-event {
    margin-top: 0.16rem;
}

#dashboardMiniCalendar .fc .fc-event {
    border: 0;
    border-radius: 999px;
    font-size: 0.68rem;
    font-weight: 500;
    line-height: 1.15rem;
    padding: 0 0.4rem;
}

#dashboardMiniCalendar .fc .fc-daygrid-more-link {
    color: #64748b;
    font-size: 0.68rem;
    font-weight: 500;
}

.fc a,
.fc a:hover,
.fc a:focus,
#dashboardMiniCalendar .fc a,
#dashboardMiniCalendar .fc a:hover,
#dashboardMiniCalendar .fc a:focus {
    text-decoration: none !important;
}

.fc .fc-toolbar-title {
    font-size: 1rem;
    font-weight: 600;
}

.fc .fc-button {
    font-size: 0.82rem;
    border-radius: 0.6rem;
}

@media (max-width: 768px) {
    html {
        font-size: 13px;
    }

    .card-body {
        padding: 1rem;
    }

    .btn {
        padding: 0.43rem 0.75rem;
    }

    .quick-actions-grid {
        grid-template-columns: 1fr;
    }
}