/* GitHub / Linear Style Premium Dark Theme for LKSM Admin */

:root {
    color-scheme: dark;
    --bg-canvas: #0d1117;
    --bg-surface: #161b22;
    --bg-header: #1b212b;
    --bg-hover: #21262d;
    --border-color: #30363d;
    --border-muted: #21262d;
    --text-primary: #f0f6fc;
    --text-secondary: #c9d1d9;
    --text-muted: #8b949e;
    --accent-blue: #58a6ff;
    --accent-blue-hover: #1f6feb;
}

html, body {
    overflow-x: hidden;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans", Helvetica, Arial, sans-serif;
    font-size: 0.85rem;
    line-height: 1.45;
    background-color: var(--bg-canvas) !important;
    color: var(--text-secondary) !important;
    -webkit-font-smoothing: antialiased;
}

/* Header & Navigation */
.site-header {
    background-color: var(--bg-surface) !important;
    border-bottom: 1px solid var(--border-color) !important;
}

.site-header .nav-link {
    font-size: 0.825rem;
    font-weight: 500;
    color: var(--text-muted) !important;
    padding: 0.35rem 0.65rem !important;
    border-radius: 6px;
    transition: color 0.15s ease, background-color 0.15s ease;
}

.site-header .nav-link:hover,
.site-header .nav-link:focus,
.site-header .nav-link.active {
    color: var(--text-primary) !important;
    background-color: var(--bg-hover);
}

.site-footer {
    background-color: var(--bg-surface) !important;
    border-color: var(--border-color) !important;
}

/* Dropdown */
.dropdown-menu {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    box-shadow: 0 8px 24px rgba(1, 4, 9, 0.6);
    border-radius: 8px;
    padding: 0.25rem 0;
    font-size: 0.825rem;
}

.dropdown-item {
    color: var(--text-secondary);
    padding: 0.35rem 0.85rem;
}

.dropdown-item:hover, .dropdown-item:focus {
    background-color: var(--bg-hover);
    color: var(--accent-blue);
}

/* Breadcrumbs - Clean inline text, NO BOX */
.breadcrumb {
    background: transparent !important;
    border: none !important;
    padding: 0 !important;
    margin: 0 0 0.75rem 0 !important;
    font-size: 0.78rem;
}

.breadcrumb-item {
    color: var(--text-muted);
}

.breadcrumb-item + .breadcrumb-item::before {
    content: "/";
    color: #484f58;
    padding: 0 0.4rem;
}

.breadcrumb-item a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.15s ease;
}

.breadcrumb-item a:hover {
    color: var(--accent-blue);
    text-decoration: underline;
}

.breadcrumb-item.active {
    color: var(--text-secondary);
}

/* Page Header with Proper Spacing & Visual Hierarchy */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.5rem !important;
    padding-bottom: 0.85rem !important;
    border-bottom: 1px solid var(--border-color) !important;
}

h1, .h1, .page-header-title {
    font-size: 1.05rem !important;
    font-weight: 600 !important;
    color: var(--text-primary) !important;
    margin: 0 !important;
    line-height: 1.35 !important;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.45rem;
}

h2, .h2 {
    font-size: 0.95rem !important;
    font-weight: 600 !important;
    color: var(--text-primary) !important;
}

h3, .h3 {
    font-size: 0.875rem !important;
    font-weight: 600 !important;
    color: var(--text-primary) !important;
}

.page-header-desc {
    font-size: 0.775rem !important;
    color: var(--text-muted) !important;
    margin-top: 0.25rem !important;
    margin-bottom: 0 !important;
}

.page-header-actions {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
}

/* Cards */
.card {
    background-color: var(--bg-surface) !important;
    border: 1px solid var(--border-color) !important;
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
    margin-bottom: 0.75rem;
}

.card-header {
    background-color: var(--bg-header) !important;
    border-bottom: 1px solid var(--border-color) !important;
    padding: 0.5rem 0.85rem !important;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
}

.card-body {
    padding: 0.85rem !important;
}

/* Tables & GridView */
.table-responsive {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background-color: var(--bg-surface);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.table {
    --bs-table-bg: transparent;
    --bs-table-color: var(--text-secondary);
    --bs-table-border-color: var(--border-muted);
    margin-bottom: 0;
    font-size: 0.825rem;
    border-collapse: separate;
    border-spacing: 0;
    width: 100%;
}

.table > :not(caption) > * > * {
    padding: 0.45rem 0.75rem !important;
    border-bottom: 1px solid var(--border-muted);
    vertical-align: middle;
}

.table th {
    background-color: var(--bg-header) !important;
    color: var(--text-muted) !important;
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    border-bottom: 1px solid var(--border-color) !important;
    white-space: nowrap;
}

.table-hover > tbody > tr:hover > * {
    background-color: var(--bg-hover) !important;
}

/* Filter Row Inputs in GridView */
.grid-view .filters td {
    padding: 0.35rem 0.5rem !important;
    background-color: var(--bg-header);
}

.grid-view .filters input,
.grid-view .filters select {
    height: 28px !important;
    padding: 2px 8px !important;
    font-size: 0.8rem !important;
    background-color: var(--bg-canvas) !important;
    border: 1px solid var(--border-color) !important;
    border-radius: 4px !important;
    color: var(--text-primary) !important;
    box-shadow: none !important;
    width: 100%;
}

.grid-view .filters input:focus,
.grid-view .filters select:focus {
    border-color: var(--accent-blue) !important;
    outline: none !important;
}

/* ActionColumn Buttons - Guaranteed Never Wrapping */
.action-btn-group {
    display: inline-flex !important;
    align-items: center !important;
    gap: 3px !important;
    flex-wrap: nowrap !important;
    white-space: nowrap !important;
}

.action-btn-group a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    padding: 0;
    border-radius: 4px;
    font-size: 0.75rem;
}

/* Buttons */
.btn {
    font-size: 0.8rem;
    font-weight: 500;
    padding: 0.3rem 0.65rem;
    border-radius: 6px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.25rem;
    line-height: 1.35;
    transition: all 0.15s ease;
}

.btn-sm {
    font-size: 0.75rem;
    padding: 0.2rem 0.5rem;
    border-radius: 5px;
}

.btn-primary {
    background-color: #238636;
    border-color: rgba(240, 246, 252, 0.1);
    color: #ffffff;
}

.btn-primary:hover, .btn-primary:focus {
    background-color: #2ea043;
    border-color: rgba(240, 246, 252, 0.1);
    color: #ffffff;
}

.btn-outline-primary {
    color: var(--accent-blue);
    border-color: var(--border-color);
    background-color: var(--bg-surface);
}

.btn-outline-primary:hover {
    color: #ffffff;
    background-color: #1f6feb;
    border-color: #1f6feb;
}

.btn-outline-secondary {
    color: var(--text-secondary);
    border-color: var(--border-color);
    background-color: var(--bg-surface);
}

.btn-outline-secondary:hover {
    color: var(--text-primary);
    background-color: var(--bg-hover);
    border-color: #8b949e;
}

.btn-outline-danger {
    color: #f85149;
    border-color: var(--border-color);
    background-color: var(--bg-surface);
}

.btn-outline-danger:hover {
    color: #ffffff;
    background-color: #da3633;
    border-color: #da3633;
}

/* Badges */
.badge {
    font-size: 0.72rem;
    font-weight: 500;
    padding: 0.2em 0.5em;
    border-radius: 4px;
}

/* Form Controls */
.form-control, .form-select {
    background-color: var(--bg-canvas) !important;
    border: 1px solid var(--border-color) !important;
    color: var(--text-primary) !important;
    font-size: 0.825rem;
    padding: 0.35rem 0.65rem;
    border-radius: 6px;
}

.form-control:focus, .form-select:focus {
    border-color: var(--accent-blue) !important;
    box-shadow: 0 0 0 2px rgba(88, 166, 255, 0.25) !important;
}

/* Date & Time Inputs (Native Dark Scheme) */
input[type="date"],
input[type="datetime-local"],
input[type="time"] {
    color-scheme: dark !important;
}

input[type="date"]::-webkit-calendar-picker-indicator,
input[type="datetime-local"]::-webkit-calendar-picker-indicator {
    filter: invert(0.85);
    cursor: pointer;
    opacity: 0.8;
    transition: opacity 0.15s ease;
}

input[type="date"]::-webkit-calendar-picker-indicator:hover,
input[type="datetime-local"]::-webkit-calendar-picker-indicator:hover {
    opacity: 1;
}

/* Pagination */
.pagination {
    margin: 0.5rem 0;
    font-size: 0.8rem;
}

.page-link {
    background-color: var(--bg-surface);
    border-color: var(--border-color);
    color: var(--text-secondary);
    padding: 0.25rem 0.6rem;
}

.page-link:hover {
    background-color: var(--bg-hover);
    border-color: var(--accent-blue);
    color: var(--accent-blue);
}

.page-item.active .page-link {
    background-color: #1f6feb;
    border-color: #1f6feb;
    color: #ffffff;
}

.page-item.disabled .page-link {
    background-color: var(--bg-canvas);
    border-color: var(--border-muted);
    color: #484f58;
}

/* JQuery UI Widgets Dark Overrides */
.ui-widget,
.ui-widget-content,
.ui-widget-header,
.ui-state-default,
.ui-state-active,
.ui-state-hover,
.ui-state-focus {
    font-family: inherit !important;
    background-image: none !important;
}

.ui-widget-content {
    background: var(--bg-surface) !important;
    color: var(--text-secondary) !important;
    border-color: var(--border-color) !important;
}

/* Accordion Component */
.ui-accordion {
    width: 100% !important;
}

.ui-accordion .ui-accordion-header,
.ui-accordion .ui-accordion-header.ui-state-default {
    background: #161b22 !important;
    background-image: none !important;
    color: var(--text-secondary) !important;
    border: 1px solid var(--border-color) !important;
    border-radius: 6px !important;
    padding: 0.55rem 0.85rem !important;
    margin-top: 0.5rem !important;
    font-size: 0.825rem !important;
    font-weight: 600 !important;
    cursor: pointer !important;
    display: flex !important;
    align-items: center !important;
    box-shadow: none !important;
    outline: none !important;
    transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.ui-accordion .ui-accordion-header:first-of-type {
    margin-top: 0 !important;
}

.ui-accordion .ui-accordion-header:hover,
.ui-accordion .ui-accordion-header.ui-state-hover {
    background: #21262d !important;
    color: var(--text-primary) !important;
    border-color: #484f58 !important;
}

.ui-accordion .ui-accordion-header.ui-state-active,
.ui-accordion .ui-accordion-header-active {
    background: #1c2738 !important;
    color: var(--accent-blue) !important;
    border-color: var(--accent-blue) !important;
    border-bottom-left-radius: 0 !important;
    border-bottom-right-radius: 0 !important;
}

.ui-accordion .ui-accordion-header .ui-accordion-header-icon {
    display: inline-block !important;
    width: 14px !important;
    height: 14px !important;
    min-width: 14px !important;
    margin-right: 0.55rem !important;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%238b949e'%3E%3Cpath d='m6 12 5-4-5-4v8z'/%3E%3C/svg%3E") !important;
    background-repeat: no-repeat !important;
    background-position: center !important;
    background-size: contain !important;
    position: static !important;
    top: auto !important;
    left: auto !important;
    margin-top: 0 !important;
    transition: transform 0.2s ease;
}

.ui-accordion .ui-accordion-header.ui-state-active .ui-accordion-header-icon,
.ui-accordion .ui-accordion-header-active .ui-accordion-header-icon {
    transform: rotate(90deg);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%2358a6ff'%3E%3Cpath d='m6 12 5-4-5-4v8z'/%3E%3C/svg%3E") !important;
}

.ui-accordion .ui-accordion-content,
.ui-accordion .ui-accordion-content.ui-widget-content {
    background: #0d1117 !important;
    background-image: none !important;
    color: var(--text-secondary) !important;
    border: 1px solid var(--border-color) !important;
    border-top: none !important;
    border-radius: 0 0 6px 6px !important;
    padding: 0.85rem !important;
    overflow: visible !important;
}

/* Tabs Component */
.ui-tabs {
    padding: 0 !important;
    background: transparent !important;
    border: none !important;
}

.ui-tabs .ui-tabs-nav,
.ui-tabs .ui-tabs-nav.ui-widget-header {
    background: #161b22 !important;
    background-image: none !important;
    border: 1px solid var(--border-color) !important;
    border-bottom: 1px solid var(--border-color) !important;
    border-radius: 6px 6px 0 0 !important;
    padding: 0.35rem 0.35rem 0 !important;
    display: flex !important;
    flex-wrap: wrap !important;
    gap: 0.25rem !important;
}

.ui-tabs .ui-tabs-nav li,
.ui-tabs .ui-tabs-nav li.ui-state-default {
    background: #21262d !important;
    background-image: none !important;
    border: 1px solid var(--border-color) !important;
    border-bottom: none !important;
    border-radius: 6px 6px 0 0 !important;
    margin: 0 !important;
    padding: 0 !important;
    outline: none !important;
    list-style: none !important;
}

.ui-tabs .ui-tabs-nav li.ui-state-hover {
    background: #30363d !important;
}

.ui-tabs .ui-tabs-nav li.ui-tabs-active,
.ui-tabs .ui-tabs-nav li.ui-state-active {
    background: #1f6feb !important;
    background-image: none !important;
    border-color: #1f6feb !important;
}

.ui-tabs .ui-tabs-nav li a {
    color: var(--text-secondary) !important;
    font-size: 0.78rem !important;
    padding: 0.35rem 0.65rem !important;
    text-decoration: none !important;
    display: inline-block !important;
    outline: none !important;
}

.ui-tabs .ui-tabs-nav li.ui-tabs-active a,
.ui-tabs .ui-tabs-nav li.ui-state-active a {
    color: #ffffff !important;
    font-weight: 600 !important;
}

.ui-tabs .ui-tabs-panel,
.ui-tabs .ui-tabs-panel.ui-widget-content {
    background: #0d1117 !important;
    background-image: none !important;
    border: 1px solid var(--border-color) !important;
    border-top: none !important;
    border-radius: 0 0 6px 6px !important;
    padding: 0.85rem !important;
    color: var(--text-secondary) !important;
}

/* Highcharts Dark Styles */
.highcharts-container,
.highcharts-container svg {
    border-radius: 8px;
    background-color: var(--bg-surface) !important;
}

.highcharts-background {
    fill: var(--bg-surface) !important;
}

.highcharts-title, .highcharts-subtitle {
    fill: var(--text-primary) !important;
}

.highcharts-axis-labels text {
    fill: var(--text-muted) !important;
}

.highcharts-axis-line, .highcharts-tick {
    stroke: var(--border-color) !important;
}

.highcharts-grid-line {
    stroke: var(--border-muted) !important;
}

.highcharts-legend-item text {
    fill: var(--text-secondary) !important;
}

.highcharts-tooltip-box {
    fill: var(--bg-header) !important;
    stroke: var(--border-color) !important;
}

.highcharts-tooltip text {
    fill: var(--text-primary) !important;
}

/* GridView Summary Info */
.summary {
    padding: 0.45rem 1rem !important;
    font-size: 0.775rem !important;
    color: var(--text-muted) !important;
    background-color: rgba(255, 255, 255, 0.02) !important;
    border-bottom: 1px solid var(--border-color) !important;
    margin: 0 !important;
    line-height: 1.4 !important;
}

.summary b,
.summary strong {
    color: var(--text-primary) !important;
    font-weight: 600 !important;
}

/* Alerts */
.alert {
    padding: 0.5rem 0.85rem;
    font-size: 0.825rem;
    border-radius: 6px;
    margin-bottom: 0.75rem;
}

/* Modals */
.modal-content {
    background-color: var(--bg-surface) !important;
    border: 1px solid var(--border-color) !important;
    color: var(--text-secondary) !important;
    border-radius: 10px;
    box-shadow: 0 16px 36px rgba(1, 4, 9, 0.75);
}

.modal-header {
    border-bottom: 1px solid var(--border-color) !important;
    padding: 1rem 1.25rem;
}

.modal-header .modal-title {
    color: var(--text-primary);
    font-size: 1.05rem;
    font-weight: 600;
}

.modal-body {
    padding: 1.25rem;
}

.modal-footer {
    border-top: 1px solid var(--border-color) !important;
    padding: 0.85rem 1.25rem;
}

.modal-backdrop.show {
    opacity: 0.65;
}

.btn-close {
    filter: invert(1) grayscale(100%) brightness(200%);
    opacity: 0.75;
}

.btn-close:hover {
    opacity: 1;
}

/* Mobile Adjustments */
@media (max-width: 991.98px) {
    .site-header .navbar-collapse {
        background-color: var(--bg-surface);
        border-top: 1px solid var(--border-color);
        margin-top: 0.5rem;
        padding: 0.5rem 0;
    }

    .site-header .nav-link {
        padding: 0.5rem 0.75rem !important;
    }
}

@media (max-width: 767.98px) {
    body {
        font-size: 0.825rem;
    }

    .table > :not(caption) > * > * {
        padding: 0.35rem 0.5rem !important;
    }

    .page-header {
        flex-direction: column;
        align-items: flex-start !important;
        gap: 0.75rem !important;
    }

    .page-header-actions {
        width: 100%;
        display: flex;
        flex-wrap: wrap;
        gap: 0.5rem;
    }
}

@media (max-width: 575.98px) {
    .btn-group {
        flex-wrap: wrap;
    }

    .pagination {
        font-size: 0.75rem;
    }

    .pagination .page-link {
        padding: 0.25rem 0.5rem;
    }
}