/* CSS Variables for consistency */
:root {
    --primary-color: #28313b;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --light-bg: #f8f9fa;
    --dark-bg: #212529;
    --border-color: #dee2e6;
    --text-muted: #6c757d;
    --available-bg: #d4edda;
    --booked-bg: #f8d7da;
    --pending-bg: #fff3cd;
    --weekend-bg: #e9ecef;
    --cell-min-width: 50px;
    --unit-column-width: 200px;
    --panel-width: 350px;
}

.btn-info {
    background-color: #17a2b8;
    border-color: #17a2b8;
    color: white;
}

.btn-info:hover {
    background-color: #138496;
    border-color: #117a8b;
    color: white;
}

/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--light-bg);
    color: #212529;
    font-size: 14px;
    line-height: 1.5;
    min-height: 100vh;
    padding: 16px;
    transition: margin-left 0.3s ease;
}

/* Main container */
.container-fluid {
    max-width: 1920px;
    margin: 0 auto;
    transition: margin-left 0.3s ease;
}

/* Heading */
h1 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 24px;
    color: var(--dark-bg);
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

h1 i {
    font-size: 20px;
    color: var(--primary-color);
}

/* Approval toggle */
.approval-toggle {
    cursor: pointer;
    font-size: 20px;
    color: var(--dark-bg);
    background: #fff;
    padding: 8px;
    border-radius: 50%;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s ease, opacity 0.3s ease;
    margin-left: 8px;
}

.approval-toggle:hover {
    transform: scale(1.05);
}

.approval-badge {
    position: absolute;
    top: -4px;
    right: -4px;
    background: var(--danger-color);
    color: #fff;
    font-size: 10px;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: 10px;
    display: none;
}

/* Sembunyikan tombol lonceng saat panel terbuka */
body.panel-open .approval-toggle:not(.approval-header .approval-toggle) {
    opacity: 0;
    pointer-events: none;
}

/* Approval panel */
.approval-panel {
    position: fixed;
    top: 0;
    left: calc(-1 * var(--panel-width));
    width: var(--panel-width);
    height: 100%;
    background: #fff;
    box-shadow: 2px 0 6px rgba(0, 0, 0, 0.1);
    z-index: 999;
    transition: left 0.3s ease;
    overflow-y: auto;
}

.approval-panel.open {
    left: 0;
}

/* Filter section */
.filters {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    margin-bottom: 16px;
}

.filters .form-label {
    font-size: 13px;
    color: var(--text-muted);
    font-weight: 500;
}

.filters .form-select,
.filters .form-control {
    font-size: 13px;
    padding: 8px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.filters .form-select:focus,
.filters .form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(30, 144, 255, 0.2);
}

/* Pastikan konten utama bergeser saat panel terbuka */
body.panel-open .container-fluid {
    margin-left: var(--panel-width);
}

.approval-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
    background: var(--light-bg);
}

.approval-header h3 {
    font-size: 18px;
    margin: 0;
    color: var(--dark-bg);
    font-weight: 600;
}

.approval-header .approval-toggle {
    position: static;
    background: none;
    box-shadow: none;
    padding: 0;
}

.approval-header .approval-toggle:hover {
    transform: none;
    color: var(--primary-color);
}

.list-group {
    padding: 16px;
}

.list-group-item {
    border: 1px solid var(--border-color);
    border-radius: 6px;
    margin-bottom: 12px;
    padding: 16px;
    background: #fff;
    transition: transform 0.2s ease;
}

.list-group-item:hover {
    transform: translateY(-1px);
}

.list-group-item div {
    margin-bottom: 6px;
    font-size: 13px;
}

.list-group-item .btn {
    margin-right: 8px;
    font-size: 12px;
    padding: 4px 10px;
    border-radius: 4px;
}

/* Calendar section */
.calendar-section {
    background: #fff;
    border-radius: 8px;
    padding: 16px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

/* Header */
.header {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    gap: 12px;
}

.header div {
    display: flex;
    align-items: center;
    gap: 8px;
}

.header .btn {
    font-size: 13px;
    padding: 6px 12px;
    border-radius: 6px;
}

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

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

.header .btn-success {
    background-color: var(--success-color);
    border-color: var(--success-color);
}

.header .btn-success:hover {
    background-color: #218838;
}

.header .text-muted {
    font-size: 12px;
}

/* Legend */
.legend {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 16px;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
}

.legend-color {
    width: 16px;
    height: 16px;
    border-radius: 4px;
}

.available-legend {
    background-color: var(--available-bg);
}

.booked-legend {
    background-color: var(--booked-bg);
}

.pending-legend {
    background-color: var(--pending-bg);
}

/* Calendar navigation */
.calendar-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.month-year {
    font-size: 16px;
    font-weight: 500;
    color: var(--dark-bg);
}

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

.view-toggle .btn {
    border-radius: 6px;
    margin-left: 4px;
}

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

/* Table container */
.table-container {
    overflow-x: auto;
    max-height: calc(100vh - 300px);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.booking-matrix {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    background: #fff;
}

.booking-matrix th,
.booking-matrix td {
    border: 1px solid var(--border-color);
    text-align: center;
    vertical-align: middle;
    padding: 8px;
    font-size: 12px;
}

.unit-header {
    position: sticky;
    left: 0;
    top: 0;
    background: var(--light-bg);
    z-index: 3;
    width: var(--unit-column-width);
    min-width: var(--unit-column-width);
    text-align: left;
    padding-left: 16px;
    font-weight: 500;
}

.unit-cell {
    position: sticky;
    left: 0;
    background: var(--light-bg);
    z-index: 1;
    width: var(--unit-column-width);
    min-width: var(--unit-column-width);
    text-align: left !important;
    padding-left: 16px;
    font-weight: 500;
    white-space: nowrap;
}

.date-header {
    min-width: var(--cell-min-width);
    background: var(--light-bg);
    position: sticky;
    top: 0;
    z-index: 2;
    font-weight: 500;
}

.date-cell {
    min-width: var(--cell-min-width);
    height: 60px;
    cursor: pointer;
    transition: background-color 0.2s ease;
    overflow-y: auto;
    background-color: #fff;
}

.date-cell.available,
.date-cell.booked,
.date-cell.pending,
.date-cell.weekend {
    background-color: #fff;
}

.date-cell.today {
    position: relative;
    border: none;
    background-color: #fff;
}

.date-cell.today::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    right: 2px;
    bottom: 2px;
    border: 1px solid #000;
    pointer-events: none;
}

.date-cell:hover {
    filter: brightness(90%);
}

/* Styling untuk customer-name */
.customer-name {
    font-size: 11px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
    padding: 2px 4px;
    margin: 2px 0;
    border-radius: 3px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.customer-name.available {
    background-color: var(--available-bg);
}

.customer-name.booked {
    background-color: var(--booked-bg);
    border: 1px solid #f5c6cb;
}

.customer-name.pending {
    background-color: var(--pending-bg);
    border: 1px solid #ffeeba;
}

/* Styling untuk status Sudah Kembali */
.return-status {
    font-size: 10px;
    color: var(--success-color);
    font-weight: 500;
    margin-left: 4px;
    background-color: rgba(40, 167, 69, 0.1);
    padding: 1px 4px;
    border-radius: 3px;
}

/* Modal */
.modal-content {
    border-radius: 8px;
    border: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.modal-header {
    background-color: var(--primary-color);
    color: #fff;
    border-top-left-radius: 8px;
    border-top-right-radius: 8px;
    padding: 16px;
}

.modal-header .modal-title {
    font-size: 18px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
}

.modal-header .btn-close {
    filter: invert(1);
}

.modal-body {
    padding: 20px;
}

.modal-body .form-label {
    font-size: 13px;
    color: var(--text-muted);
    font-weight: 500;
}

.modal-body .form-control,
.modal-body .form-select {
    font-size: 13px;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.modal-body .form-control:focus,
.modal-body .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(30, 144, 255, 0.2);
}

.modal-body .form-control-plaintext {
    font-size: 13px;
    color: #212529;
    padding: 8px 0;
}

.modal-body .form-control-plaintext.locked {
    background-color: var(--light-bg);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 8px;
    color: var(--text-muted);
    font-weight: 500;
}

.modal-footer {
    padding: 12px 20px;
    border-top: 1px solid var(--border-color);
}

.modal-footer .btn {
    font-size: 13px;
    padding: 6px 12px;
    border-radius: 6px;
}

/* Loading indicator */
.loading {
    display: none;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(0, 0, 0, 0.7);
    color: #fff;
    padding: 16px 24px;
    border-radius: 8px;
    z-index: 9999;
    align-items: center;
    gap: 8px;
}

.loading.show {
    display: flex;
}

.spinner-border {
    width: 20px;
    height: 20px;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .container-fluid {
        padding: 8px;
    }

    h1 {
        font-size: 20px;
    }

    .approval-panel {
        width: 100%;
        left: -100%;
    }

    body.panel-open .container-fluid {
        margin-left: 100%;
    }

    .header {
        flex-direction: column;
        align-items: flex-start;
    }

    .calendar-nav {
        flex-direction: column;
        gap: 8px;
    }

    .unit-header,
    .unit-cell {
        width: 150px;
        min-width: 150px;
    }

    .date-cell {
        min-width: 40px;
        height: 50px;
    }

    .customer-name {
        font-size: 10px;
    }

    .modal-dialog {
        margin: 8px;
    }
}

@media (max-width: 576px) {
    .filters .row {
        flex-direction: column;
    }

    .filters .col-md-2 {
        width: 100%;
    }

    .legend {
        flex-direction: column;
        align-items: flex-start;
    }

    .modal-body {
        padding: 16px;
    }

    .modal-footer .btn {
        width: 100%;
        margin-bottom: 8px;
    }
}

.context-menu {
    position: absolute;
    background: #fff;
    border: 1px solid #ccc;
    padding: 5px;
    z-index: 1000;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.context-menu button {
    display: block;
    width: 100%;
    text-align: left;
    padding: 8px;
    font-size: 13px;
    border: none;
    background: none;
    cursor: pointer;
}

.context-menu button:hover {
    background-color: var(--light-bg);
}

.location-tag {
    font-size: 0.8em;
    color: #007bff;
    margin-left: 5px;
    font-weight: bold;
}

.booked-other {
    color: var(--danger-color);
    font-style: italic;
    text-align: center;
}