/* ===========================
   manager_lustay - Main Styles
   =========================== */

:root {
    --primary: #4A90E2;
    --primary-dark: #3B82F6;
    --primary-light: #DBEAFE;
    --success: #10b981;
    --success-light: #d1fae5;
    --warning: #f59e0b;
    --warning-light: #fef3c7;
    --danger: #ef4444;
    --danger-light: #fee2e2;
    --info: #3b82f6;
    --info-light: #dbeafe;
    --dark: #1e293b;
    --dark-light: #334155;
    --gray: #64748b;
    --gray-light: #94a3b8;
    --bg: #f1f5f9;
    --white: #ffffff;
    --border: #e2e8f0;
    --shadow: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
    --radius: 8px;
    --radius-lg: 12px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg);
    color: var(--dark);
    font-size: 14px;
    line-height: 1.6;
}

/* --- Login Page --- */
.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #4A90E2 0%, #3B82F6 100%);
    padding: 20px;
}

.login-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 40px;
    width: 100%;
    max-width: 420px;
}

.login-logo {
    text-align: center;
    margin-bottom: 32px;
}

.login-logo h1 {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
}

.login-logo p {
    color: var(--gray);
    font-size: 13px;
    margin-top: 4px;
}

/* --- Form Elements --- */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 6px;
    color: var(--dark);
    font-size: 13px;
}

.form-control {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 14px;
    font-family: inherit;
    transition: border-color 0.15s, box-shadow 0.15s;
    background: var(--white);
    color: var(--dark);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.form-control.is-invalid {
    border-color: var(--danger);
}

.invalid-feedback {
    color: var(--danger);
    font-size: 12px;
    margin-top: 4px;
}

textarea.form-control {
    resize: vertical;
    min-height: 100px;
}

select.form-control {
    cursor: pointer;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 18px;
    border: none;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.15s;
    text-decoration: none;
    line-height: 1.4;
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
}
.btn-primary:hover { background: var(--primary-dark); }

.btn-success {
    background: var(--success);
    color: var(--white);
}
.btn-success:hover { background: #059669; }

.btn-danger {
    background: var(--danger);
    color: var(--white);
}
.btn-danger:hover { background: #dc2626; }

.btn-warning {
    background: var(--warning);
    color: var(--white);
}
.btn-warning:hover { background: #d97706; }

.btn-secondary {
    background: var(--gray-light);
    color: var(--dark);
}
.btn-secondary:hover { background: #cbd5e1; }

.btn-outline {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--gray);
}
.btn-outline:hover { background: var(--bg); }

.btn-sm {
    padding: 6px 12px;
    font-size: 13px;
}

.btn-lg {
    padding: 12px 24px;
    font-size: 15px;
}

.btn-block { width: 100%; justify-content: center; }

.form-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

/* --- Layout --- */
.layout {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 240px;
    background: var(--dark);
    color: var(--white);
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    overflow-y: auto;
    z-index: 100;
}

.sidebar-brand {
    padding: 20px 24px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.sidebar-brand h1 {
    font-size: 18px;
    font-weight: 700;
    color: var(--white);
}

.sidebar-brand span {
    font-size: 11px;
    color: var(--gray-light);
    font-weight: 400;
}

.sidebar-nav {
    flex: 1;
    padding: 16px 0;
}

.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 24px;
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    font-size: 14px;
    transition: all 0.15s;
}

.sidebar-nav a:hover,
.sidebar-nav a.active {
    background: rgba(255,255,255,0.1);
    color: var(--white);
}

.sidebar-nav a.active {
    background: var(--primary);
}

.sidebar-nav a i {
    width: 18px;
    text-align: center;
    font-size: 16px;
}

.sidebar-nav .nav-divider {
    padding: 8px 24px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--gray-light);
    opacity: 0.5;
}

.sidebar-footer {
    padding: 16px 24px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.sidebar-footer .user-info {
    font-size: 13px;
}

.sidebar-footer .user-info strong {
    display: block;
    color: var(--white);
}

.sidebar-footer .user-info small {
    color: var(--gray-light);
}

.sidebar-footer .logout-btn {
    display: block;
    margin-top: 8px;
    color: rgba(255,255,255,0.5);
    text-decoration: none;
    font-size: 13px;
    transition: color 0.15s;
}

.sidebar-footer .logout-btn:hover {
    color: var(--danger);
}

/* Main Content */
.main-content {
    margin-left: 240px;
    flex: 1;
    min-height: 100vh;
}

.topbar {
    background: var(--white);
    border-bottom: 1px solid var(--border);
    padding: 0 28px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 50;
}

.topbar h2 {
    font-size: 18px;
    font-weight: 600;
}

.page-content {
    padding: 28px;
}

/* Cards */
.card {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
}

.card-header {
    padding: 18px 24px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.card-header h3 {
    font-size: 15px;
    font-weight: 600;
}

.card-body { padding: 24px; }

/* Stats Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 28px;
}

.stat-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 20px 24px;
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 16px;
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    flex-shrink: 0;
}

.stat-icon.primary { background: var(--primary-light); color: var(--primary); }
.stat-icon.success { background: var(--success-light); color: var(--success); }
.stat-icon.warning { background: var(--warning-light); color: var(--warning); }
.stat-icon.info { background: var(--info-light); color: var(--info); }

.stat-info h4 {
    font-size: 24px;
    font-weight: 700;
    line-height: 1.2;
}

.stat-info p {
    font-size: 13px;
    color: var(--gray);
    margin-top: 2px;
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.badge-success { background: var(--success-light); color: #065f46; }
.badge-warning { background: var(--warning-light); color: #92400e; }
.badge-danger { background: var(--danger-light); color: #991b1b; }
.badge-secondary { background: #f1f5f9; color: #475569; }
.badge-primary { background: var(--info-light); color: #1e40af; }
.badge-dark { background: #1e293b; color: #e2e8f0; }
.badge-info { background: #e0f2fe; color: #0369a1; }

/* Tables */
.table-responsive {
    overflow-x: auto;
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th,
.table td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
}

.table th {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--gray);
    background: #f8fafc;
    white-space: nowrap;
}

.table tbody tr:hover {
    background: #f8fafc;
}

.table td img {
    width: 48px;
    height: 48px;
    object-fit: cover;
    border-radius: 6px;
    border: 1px solid var(--border);
}

.table .actions {
    display: flex;
    gap: 6px;
    flex-wrap: nowrap;
}

/* Pagination */
.pagination {
    display: flex;
    align-items: center;
    gap: 4px;
    justify-content: center;
    margin-top: 20px;
}

.pagination a,
.pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 34px;
    height: 34px;
    padding: 0 8px;
    border-radius: var(--radius);
    font-size: 13px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.15s;
}

.pagination a {
    color: var(--gray);
    border: 1px solid var(--border);
}

.pagination a:hover {
    background: var(--bg);
    color: var(--dark);
}

.pagination .current {
    background: var(--primary);
    color: var(--white);
    border: 1px solid var(--primary);
}

/* Filters */
.filters-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
    margin-bottom: 20px;
}

.filters-bar .form-control,
.filters-bar select {
    width: auto;
    min-width: 150px;
}

.filters-bar .search-input {
    flex: 1;
    min-width: 200px;
    max-width: 300px;
}

/* Alerts */
.alert {
    padding: 12px 16px;
    border-radius: var(--radius);
    font-size: 14px;
    margin-bottom: 20px;
    border: 1px solid transparent;
}

.alert-success {
    background: var(--success-light);
    color: #065f46;
    border-color: #a7f3d0;
}

.alert-danger {
    background: var(--danger-light);
    color: #991b1b;
    border-color: #fca5a5;
}

.alert-warning {
    background: var(--warning-light);
    color: #92400e;
    border-color: #fcd34d;
}

.alert-info {
    background: var(--info-light);
    color: #1e40af;
    border-color: #93c5fd;
}

/* Modal */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.95);
    transition: transform 0.2s;
}

.modal-overlay.active .modal {
    transform: scale(1);
}

.modal-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-header h3 {
    font-size: 16px;
    font-weight: 600;
}

.modal-close {
    width: 32px;
    height: 32px;
    border: none;
    background: transparent;
    border-radius: var(--radius);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: var(--gray);
    transition: all 0.15s;
}

.modal-close:hover {
    background: var(--bg);
    color: var(--dark);
}

.modal-body { padding: 24px; }

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: flex-end;
    gap: 8px;
}

/* Availability calendar */
.availability-calendar {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 6px;
    margin-top: 12px;
}

.availability-day {
    padding: 8px 6px;
    border-radius: 6px;
    text-align: center;
    font-size: 12px;
    font-weight: 500;
    border: 1px solid var(--border);
    cursor: pointer;
    transition: all 0.15s;
}

.availability-day:hover { transform: translateY(-1px); box-shadow: var(--shadow); }

.availability-day.available { background: var(--success-light); color: #065f46; border-color: #a7f3d0; }
.availability-day.booked { background: var(--danger-light); color: #991b1b; border-color: #fca5a5; }
.availability-day.blocked { background: var(--warning-light); color: #92400e; border-color: #fcd34d; }

/* Extra price list */
.extra-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 8px;
}

.extra-item .extra-name { flex: 1; font-weight: 500; }
.extra-item .extra-price { font-weight: 600; color: var(--primary); }

/* Utilities */
.text-muted { color: var(--gray); font-size: 13px; }
.text-sm { font-size: 13px; }
.text-xs { font-size: 12px; }
.text-right { text-align: right; }
.text-center { text-align: center; }
.font-bold { font-weight: 700; }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.d-flex { display: flex; }
.gap-1 { gap: 8px; }
.gap-2 { gap: 16px; }
.flex-wrap { flex-wrap: wrap; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.w-full { width: 100%; }

/* Loading spinner */
.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top-color: var(--white);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

.spinner-dark {
    border-color: rgba(0,0,0,0.1);
    border-top-color: var(--primary);
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Page loader */
.loading-overlay {
    position: fixed;
    inset: 0;
    background: rgba(255,255,255,0.8);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 12px;
}

/* Tabs */
.tabs {
    display: flex;
    border-bottom: 2px solid var(--border);
    margin-bottom: 24px;
    gap: 0;
}

.tab-btn {
    padding: 10px 20px;
    border: none;
    background: transparent;
    font-size: 14px;
    font-weight: 500;
    color: var(--gray);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: all 0.15s;
    font-family: inherit;
}

.tab-btn:hover { color: var(--dark); }
.tab-btn.active { color: var(--primary); border-bottom-color: var(--primary); }

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.2s;
    }
    .sidebar.open { transform: translateX(0); }
    .main-content { margin-left: 0; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .filters-bar { flex-direction: column; }
    .filters-bar .form-control { width: 100%; }
}

/* Price display */
.price-display {
    font-weight: 700;
    color: var(--primary);
    font-size: 15px;
}

.price-old {
    text-decoration: line-through;
    color: var(--gray-light);
    font-size: 12px;
    font-weight: 400;
}

/* Scrollbar */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #94a3b8; }

/* Empty state */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--gray);
}

.empty-state svg {
    width: 64px;
    height: 64px;
    margin: 0 auto 16px;
    opacity: 0.4;
}

.empty-state h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--dark);
}

.empty-state p { font-size: 14px; }

/* Checkbox */
.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 14px;
}

input[type="checkbox"] {
    width: 16px;
    height: 16px;
    cursor: pointer;
}

/* Input group */
.input-group {
    display: flex;
}

.input-group .form-control {
    border-radius: var(--radius) 0 0 var(--radius);
}

.input-group .input-group-text {
    padding: 10px 14px;
    background: #f1f5f9;
    border: 1px solid var(--border);
    border-left: none;
    border-radius: 0 var(--radius) var(--radius) 0;
    font-size: 14px;
    color: var(--gray);
}

/* Toggle switch */
.toggle-switch {
    position: relative;
    display: inline-flex;
    align-items: center;
    cursor: pointer;
    gap: 12px;
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: #f8fafc;
    min-width: 200px;
    transition: all 0.2s;
}

.toggle-switch:hover {
    border-color: var(--primary-light);
    background: #f0f7ff;
}

.toggle-switch input {
    opacity: 0;
    position: absolute;
    width: 0;
    height: 0;
}

.toggle-slider {
    width: 44px;
    height: 24px;
    background: #cbd5e1;
    border-radius: 12px;
    position: relative;
    transition: background 0.2s;
    flex-shrink: 0;
}

.toggle-slider::after {
    content: '';
    width: 20px;
    height: 20px;
    background: var(--white);
    border-radius: 50%;
    position: absolute;
    top: 2px;
    left: 2px;
    transition: transform 0.2s;
    box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}

.toggle-switch input:checked + .toggle-slider {
    background: var(--primary);
}

.toggle-switch input:checked + .toggle-slider::after {
    transform: translateX(20px);
}

.toggle-label {
    font-size: 14px;
    font-weight: 500;
    color: var(--dark);
    user-select: none;
}

.toggle-row {
    margin-top: 12px;
}

/* Section headers */
.section-title {
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--gray);
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
}

/* Login error */
.login-error {
    background: var(--danger-light);
    color: #991b1b;
    padding: 12px 16px;
    border-radius: var(--radius);
    font-size: 14px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Image gallery preview */
.gallery-preview {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 8px;
}

.gallery-preview img {
    width: 72px;
    height: 72px;
    object-fit: cover;
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

/* Rental detail */
.rental-detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.rental-detail-item {
    padding: 14px;
    background: #f8fafc;
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.rental-detail-item label {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--gray);
    display: block;
    margin-bottom: 4px;
}

.rental-detail-item span {
    font-size: 15px;
    font-weight: 600;
    color: var(--dark);
}