@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

:root {
    --primary-color: #0f766e;
    --primary-hover: #115e59;
    --primary-dark: #042f2e;
    --primary-light: #ccfbf1;
    --secondary-color: #0284c7;
    --secondary-hover: #0369a1;
    --navy-text: #0f172a;
    --navy-light: #1e293b;
    --slate-muted: #64748b;
    --bg-surface: #ffffff;
    --bg-page: #f8fafc;
    --border-color: #e2e8f0;
    --sidebar-width: 260px;
    --sidebar-collapsed-width: 72px;
}

body {
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: var(--navy-text);
    background-color: var(--bg-page);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    letter-spacing: -0.01em;
}

/* Sidebar Styling */
#sidebar-wrapper {
    width: var(--sidebar-width);
    min-height: 100vh;
    background: linear-gradient(180deg, #042f2e 0%, #064e3b 100%);
    color: #f0fdfa;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
    box-shadow: 4px 0 24px rgba(0, 0, 0, 0.04);
}

#sidebar-wrapper .sidebar-heading {
    padding: 1.35rem 1.5rem;
    font-size: 1.15rem;
    font-weight: 700;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

#sidebar-wrapper .nav-link {
    color: #cbd5e1;
    padding: 0.65rem 1rem;
    font-size: 0.88rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    border-radius: 0.5rem;
    margin: 0.15rem 0.75rem;
    transition: all 0.18s ease;
}

#sidebar-wrapper .nav-link i {
    font-size: 1.1rem;
    opacity: 0.85;
    transition: opacity 0.18s ease;
}

#sidebar-wrapper .nav-link:hover {
    color: #ffffff;
    background-color: rgba(255, 255, 255, 0.09);
}

#sidebar-wrapper .nav-link:hover i {
    opacity: 1;
}

#sidebar-wrapper .nav-link.active {
    color: #ffffff;
    background: linear-gradient(135deg, #0f766e 0%, #0d9488 100%);
    box-shadow: 0 4px 12px rgba(13, 148, 136, 0.3);
    font-weight: 600;
}

#sidebar-wrapper .nav-header {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #5eead4;
    opacity: 0.7;
    padding: 1.1rem 1.25rem 0.35rem;
}

/* Main Content Wrapper */
#page-content-wrapper {
    flex: 1;
    min-width: 0;
    background-color: var(--bg-page);
}

/* Top Navbar */
.top-navbar {
    background-color: var(--bg-surface);
    border-bottom: 1px solid var(--border-color);
    padding: 0.75rem 1.5rem;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.02);
}

/* Cards & KPI Metrics */
.card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    box-shadow: 0 1px 3px 0 rgba(15, 23, 42, 0.03), 0 1px 2px -1px rgba(15, 23, 42, 0.02);
    transition: box-shadow 0.2s ease, border-color 0.2s ease;
}

.card:hover {
    border-color: #cbd5e1;
}

.kpi-card {
    border-radius: 0.85rem;
    transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.kpi-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px -5px rgba(15, 23, 42, 0.08);
}

.kpi-icon {
    width: 48px;
    height: 48px;
    border-radius: 0.65rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.35rem;
}

/* Buttons */
.btn {
    border-radius: 0.5rem;
    font-weight: 600;
    font-size: 0.875rem;
    padding: 0.5rem 1rem;
    transition: all 0.18s ease;
}

.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: #ffffff;
    box-shadow: 0 1px 2px rgba(15, 118, 110, 0.15);
}

.btn-primary:hover, .btn-primary:focus {
    background-color: var(--primary-hover);
    border-color: var(--primary-hover);
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(15, 118, 110, 0.25);
}

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

.btn-outline-primary:hover {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: #ffffff;
}

/* Tables */
.table-responsive {
    border-radius: 0.65rem;
}

.table th {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--slate-muted);
    background-color: #f8fafc;
    border-top: none;
    border-bottom: 1px solid var(--border-color);
    padding: 0.85rem 1rem;
}

.table td {
    font-size: 0.875rem;
    padding: 0.85rem 1rem;
    vertical-align: middle;
    border-bottom: 1px solid var(--border-color);
}

.table-hover tbody tr:hover {
    background-color: #f1f5f9;
}

/* Status Badges */
.badge {
    padding: 0.35rem 0.65rem;
    font-weight: 600;
    border-radius: 9999px;
    font-size: 0.72rem;
    letter-spacing: 0.02em;
}

.badge-status-booked { background-color: #e0f2fe; color: #0369a1; border: 1px solid #bae6fd; }
.badge-status-confirmed { background-color: #fef3c7; color: #92400e; border: 1px solid #fde68a; }
.badge-status-checked-in { background-color: #f3e8ff; color: #6b21a8; border: 1px solid #e9d5ff; }
.badge-status-completed { background-color: #dcfce7; color: #166534; border: 1px solid #bbf7d0; }
.badge-status-cancelled { background-color: #fee2e2; color: #991b1b; border: 1px solid #fecaca; }
.badge-status-no-show { background-color: #f1f5f9; color: #475569; border: 1px solid #e2e8f0; }

.badge-status-unpaid { background-color: #fee2e2; color: #991b1b; border: 1px solid #fecaca; }
.badge-status-partially_settled { background-color: #fef3c7; color: #92400e; border: 1px solid #fde68a; }
.badge-status-settled { background-color: #dcfce7; color: #166534; border: 1px solid #bbf7d0; }
.badge-status-reversed { background-color: #f1f5f9; color: #475569; border: 1px solid #e2e8f0; }

/* Custom Scrollbars */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 9999px;
}
::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

/* Mobile Bottom Navigation Bar */
.mobile-bottom-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: #ffffff;
    border-top: 1px solid var(--border-color);
    z-index: 1040;
    display: flex;
    justify-content: space-around;
    padding: 0.45rem 0.5rem;
    box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.06);
}

.mobile-bottom-bar a {
    display: flex;
    flex-direction: column;
    align-items: center;
    color: var(--slate-muted);
    font-size: 0.68rem;
    font-weight: 600;
    text-decoration: none;
    transition: color 0.15s ease;
}

.mobile-bottom-bar a i {
    font-size: 1.2rem;
    margin-bottom: 2px;
}

.mobile-bottom-bar a.active, .mobile-bottom-bar a:hover {
    color: var(--primary-color);
}

@media (max-width: 991.98px) {
    #sidebar-wrapper {
        margin-left: -260px;
        position: fixed;
        height: 100vh;
    }
    #sidebar-wrapper.toggled {
        margin-left: 0;
    }
    body {
        padding-bottom: 60px;
    }
}