@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

*, *::before, *::after {
    box-sizing: border-box;
}

body {
    background-color: #f0f2f5;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 14px;
    color: #1e293b;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    letter-spacing: -0.02em;
    color: #0f172a;
}

#wrapper {
    display: flex;
    min-height: 100vh;
    width: 100%;
}

.sidebar {
    width: 250px;
    min-width: 250px;
    max-width: 250px;
    min-height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    z-index: 100;
    overflow-y: auto;
    background: linear-gradient(180deg, #0f172a 0%, #1e293b 100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.sidebar .nav-link {
    border-radius: 10px;
    margin: 2px 8px;
    padding: 11px 16px;
    font-size: 13.5px;
    font-weight: 500;
    color: rgba(255,255,255,0.65);
    transition: all 0.2s ease;
    letter-spacing: 0.01em;
}

.sidebar .nav-link i {
    font-size: 16px;
    width: 22px;
    text-align: center;
}

.sidebar .nav-link:hover {
    background-color: rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.95);
}

.sidebar .nav-link.active {
    background: linear-gradient(135deg, rgba(59,130,246,0.25) 0%, rgba(59,130,246,0.15) 100%);
    color: #fff;
    font-weight: 600;
}

.main-content {
    margin-left: 250px;
    padding: 28px 32px;
    width: calc(100% - 250px);
    min-width: 0;
    flex: 1;
}

.main-content h4 {
    font-size: 1.35rem;
    font-weight: 700;
}

.card {
    border: none;
    border-radius: 14px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.06), 0 4px 12px rgba(0,0,0,0.04);
}

.card-header {
    border-bottom: 1px solid #f1f5f9;
    font-weight: 600;
    font-size: 14px;
}

.stat-card {
    border: none;
    border-radius: 14px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.06), 0 4px 12px rgba(0,0,0,0.04);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    overflow: hidden;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0,0,0,0.1);
}

.stat-card .card-body {
    padding: 22px;
}

.stat-card .stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.35rem;
}

.stat-card .stat-value {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    font-variant-numeric: tabular-nums;
}

.stat-card .text-muted {
    font-size: 12.5px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.table-container {
    background: #fff;
    border-radius: 14px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.06), 0 4px 12px rgba(0,0,0,0.04);
    padding: 20px;
    width: 100%;
}

.data-toolbar {
    background: #fff;
    border-radius: 14px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.06), 0 4px 12px rgba(0,0,0,0.04);
    padding: 16px 20px;
    margin-bottom: 16px;
}

.data-tabs .nav-tabs {
    border-bottom: 2px solid #e2e8f0;
    margin-bottom: 0;
}

.data-tabs .nav-link {
    border: none;
    border-bottom: 3px solid transparent;
    padding: 10px 18px;
    font-weight: 500;
    font-size: 13.5px;
    color: #64748b;
    transition: all 0.2s;
    white-space: nowrap;
}

.data-tabs .nav-link:hover {
    color: #3b82f6;
    border-bottom-color: #93c5fd;
    background: transparent;
}

.data-tabs .nav-link.active {
    color: #2563eb;
    border-bottom-color: #2563eb;
    background: transparent;
    font-weight: 600;
}

.data-tabs .badge {
    font-size: 0.68rem;
    font-weight: 600;
    vertical-align: middle;
    padding: 3px 7px;
    border-radius: 6px;
}

.data-table-wrap {
    background: #fff;
    border-radius: 14px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.06), 0 4px 12px rgba(0,0,0,0.04);
    padding: 0;
    overflow: hidden;
    width: 100%;
}

.data-table-wrap .table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    width: 100%;
}

.data-table-wrap table {
    width: 100%;
    margin-bottom: 0;
    font-size: 13px;
    table-layout: auto;
}

.data-table-wrap th {
    white-space: nowrap;
    font-weight: 600;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: #64748b;
    padding: 12px 14px;
    background: #f8fafc;
    border-bottom: 2px solid #e2e8f0;
    position: sticky;
    top: 0;
    z-index: 1;
}

.th-sort {
    cursor: pointer;
    user-select: none;
    position: relative;
    padding-right: 24px !important;
    transition: background 0.15s;
}

.th-sort:hover {
    background: #eef2f7;
}

.th-sort .sort-icon {
    position: absolute;
    right: 6px;
    top: 50%;
    transform: translateY(-50%);
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    line-height: 1;
    gap: 0px;
    opacity: 0.3;
    font-size: 0.55rem;
    transition: opacity 0.15s;
}

.th-sort:hover .sort-icon {
    opacity: 0.5;
}

.th-sort.sort-asc .sort-icon,
.th-sort.sort-desc .sort-icon {
    opacity: 1;
}

.th-sort .sort-icon .arrow-up,
.th-sort .sort-icon .arrow-down {
    color: #94a3b8;
    transition: color 0.15s;
}

.th-sort.sort-asc .sort-icon .arrow-up {
    color: #2563eb;
}

.th-sort.sort-desc .sort-icon .arrow-down {
    color: #2563eb;
}

.data-table-wrap td {
    padding: 10px 14px;
    vertical-align: middle;
    white-space: nowrap;
    border-bottom: 1px solid #f1f5f9;
    color: #334155;
    font-size: 13px;
}

.data-table-wrap tbody tr:hover {
    background-color: #f8faff;
}

.data-table-wrap .cell-truncate {
    max-width: 180px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.data-table-wrap .cell-id {
    width: 50px;
    color: #94a3b8;
    font-size: 12px;
    font-weight: 500;
}

.data-table-wrap .cell-amount {
    font-variant-numeric: tabular-nums;
    font-family: 'Inter', 'SF Mono', 'Cascadia Code', monospace;
    font-size: 13px;
    font-weight: 600;
    color: #0f172a;
}

.data-table-wrap .cell-action {
    width: 44px;
    text-align: center;
    padding: 4px 8px;
}

.data-pagination {
    padding: 12px 20px;
    border-top: 1px solid #f1f5f9;
    background: #fafbfc;
    border-radius: 0 0 14px 14px;
}

.data-pagination .pagination {
    margin: 0;
}

.data-pagination .page-link {
    font-size: 13px;
    font-weight: 500;
    padding: 5px 12px;
    border-radius: 8px;
    margin: 0 2px;
    border: 1px solid #e2e8f0;
    color: #475569;
    transition: all 0.15s;
}

.data-pagination .page-link:hover {
    background: #f1f5f9;
    border-color: #cbd5e1;
}

.data-pagination .page-item.active .page-link {
    background: #2563eb;
    border-color: #2563eb;
    font-weight: 600;
}

.login-container {
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 40%, #0f3460 100%);
    padding: 16px;
}

.login-card {
    background: #fff;
    border-radius: 20px;
    padding: 44px 40px;
    width: 100%;
    max-width: 420px;
    box-shadow: 0 25px 60px rgba(0,0,0,0.35), 0 0 0 1px rgba(255,255,255,0.05);
}

.login-card h3 {
    color: #0f172a;
    font-weight: 800;
    font-size: 1.6rem;
    letter-spacing: -0.03em;
}

.login-card p.text-muted {
    font-size: 14px;
    color: #64748b !important;
}

.login-card .form-label {
    font-size: 13px;
    font-weight: 600;
    color: #334155;
    margin-bottom: 6px;
}

.login-card .input-group-text {
    background: #f8fafc;
    border: 1.5px solid #e2e8f0;
    border-right: none;
    color: #64748b;
    padding: 10px 14px;
}

.login-card .form-control {
    border: 1.5px solid #e2e8f0;
    border-left: none;
    padding: 10px 14px;
    font-size: 14px;
    font-weight: 500;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.login-card .form-control:focus {
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59,130,246,0.15);
}

.login-card .form-control:focus + .input-group-text,
.login-card .input-group:focus-within .input-group-text {
    border-color: #3b82f6;
}

.login-card .btn-primary {
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    border: none;
    padding: 12px;
    font-size: 15px;
    font-weight: 600;
    border-radius: 10px;
    letter-spacing: 0.01em;
    transition: all 0.2s ease;
    box-shadow: 0 2px 8px rgba(37,99,235,0.3);
}

.login-card .btn-primary:hover {
    background: linear-gradient(135deg, #1d4ed8 0%, #1e40af 100%);
    box-shadow: 0 4px 16px rgba(37,99,235,0.4);
    transform: translateY(-1px);
}

.login-card .btn-primary:active {
    transform: translateY(0);
}

.badge-rank {
    font-size: 0.85rem;
    font-weight: 600;
    padding: 5px 10px;
    border-radius: 8px;
}

.btn {
    font-weight: 500;
    letter-spacing: 0.01em;
    border-radius: 8px;
    transition: all 0.15s ease;
}

.btn-sm {
    font-size: 13px;
    padding: 6px 14px;
}

.btn-primary {
    background: #2563eb;
    border-color: #2563eb;
}

.btn-primary:hover {
    background: #1d4ed8;
    border-color: #1d4ed8;
}

.btn-success {
    background: #059669;
    border-color: #059669;
}

.btn-success:hover {
    background: #047857;
    border-color: #047857;
}

.btn-danger {
    background: #dc2626;
    border-color: #dc2626;
}

.btn-danger:hover {
    background: #b91c1c;
    border-color: #b91c1c;
}

.alert {
    border-radius: 10px;
    font-size: 13.5px;
    font-weight: 500;
    border: none;
}

.alert-success {
    background: #ecfdf5;
    color: #065f46;
}

.alert-danger {
    background: #fef2f2;
    color: #991b1b;
}

.alert-warning {
    background: #fffbeb;
    color: #92400e;
}

.modal-content {
    border: none;
    border-radius: 16px;
    box-shadow: 0 25px 50px rgba(0,0,0,0.15);
}

.modal-header {
    border-radius: 16px 16px 0 0;
    padding: 16px 20px;
}

.modal-header h6 {
    font-weight: 600;
    font-size: 14px;
}

.modal-body {
    padding: 20px;
}

.modal-footer {
    border-top: 1px solid #f1f5f9;
    padding: 14px 20px;
}

.form-control, .form-select {
    font-size: 13.5px;
    border-radius: 8px;
    border: 1.5px solid #e2e8f0;
    padding: 8px 12px;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-control:focus, .form-select:focus {
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59,130,246,0.12);
}

.form-label {
    font-size: 13px;
    font-weight: 600;
    color: #475569;
    margin-bottom: 5px;
}

.text-muted {
    color: #94a3b8 !important;
}

.progress {
    border-radius: 10px;
    background: #f1f5f9;
    overflow: hidden;
}

.progress-bar {
    border-radius: 10px;
    font-size: 12px;
    font-weight: 600;
}

.table {
    font-size: 13px;
}

.table th {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: #64748b;
}

.sidebar-toggle {
    display: none;
    position: fixed;
    top: 14px;
    left: 14px;
    z-index: 200;
    border: none;
    background: #0f172a;
    color: #fff;
    width: 42px;
    height: 42px;
    border-radius: 10px;
    font-size: 1.2rem;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    transition: all 0.2s;
}

.sidebar-toggle:hover {
    background: #1e293b;
    transform: scale(1.05);
}

.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 99;
    backdrop-filter: blur(2px);
}

@media (max-width: 992px) {
    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.show {
        transform: translateX(0);
    }

    .sidebar-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .sidebar-overlay.show {
        display: block;
    }

    .main-content {
        margin-left: 0;
        width: 100%;
        padding: 16px;
        padding-top: 64px;
    }
}

@media (max-width: 576px) {
    .main-content {
        padding: 12px;
        padding-top: 58px;
    }

    .main-content h4 {
        font-size: 1.1rem;
    }

    .stat-card .stat-value {
        font-size: 1.2rem;
    }

    .stat-card .card-body {
        padding: 16px;
    }

    .data-toolbar {
        padding: 12px;
    }

    .data-toolbar .btn {
        font-size: 12px;
        padding: 5px 10px;
    }

    .data-table-wrap th,
    .data-table-wrap td {
        padding: 8px 10px;
        font-size: 12px;
    }

    .login-card {
        padding: 32px 24px;
        border-radius: 16px;
    }

    .login-card h3 {
        font-size: 1.3rem;
    }
}

body.dark-mode,
html.dark-mode body {
    background-color: #0f172a;
    color: #e2e8f0;
}

.dark-mode h1, .dark-mode h2, .dark-mode h3,
.dark-mode h4, .dark-mode h5, .dark-mode h6 {
    color: #f1f5f9;
}

.dark-mode .main-content {
    background: #0f172a;
}

.dark-mode .main-content h4 {
    color: #f1f5f9;
}

.dark-mode .card {
    background: #1e293b;
    box-shadow: 0 1px 3px rgba(0,0,0,0.3), 0 4px 12px rgba(0,0,0,0.2);
}

.dark-mode .card-header {
    background: #1e293b !important;
    border-bottom-color: #334155;
    color: #e2e8f0;
}

.dark-mode .card-header h6 {
    color: #e2e8f0;
}

.dark-mode .card-body {
    color: #cbd5e1;
}

.dark-mode .stat-card {
    background: #1e293b;
    box-shadow: 0 1px 3px rgba(0,0,0,0.3), 0 4px 12px rgba(0,0,0,0.2);
}

.dark-mode .stat-card:hover {
    box-shadow: 0 4px 16px rgba(0,0,0,0.4);
}

.dark-mode .stat-card .stat-value {
    color: #f1f5f9;
}

.dark-mode .stat-card .text-muted {
    color: #94a3b8 !important;
}

.dark-mode .data-toolbar {
    background: #1e293b;
    box-shadow: 0 1px 3px rgba(0,0,0,0.3), 0 4px 12px rgba(0,0,0,0.2);
}

.dark-mode .table-container {
    background: #1e293b;
    box-shadow: 0 1px 3px rgba(0,0,0,0.3);
}

.dark-mode .data-table-wrap {
    background: #1e293b;
    box-shadow: 0 1px 3px rgba(0,0,0,0.3);
}

.dark-mode .data-table-wrap th {
    background: #0f172a;
    color: #94a3b8;
    border-bottom-color: #334155;
}

.dark-mode .data-table-wrap td {
    color: #cbd5e1;
    border-bottom-color: #1e293b;
}

.dark-mode .data-table-wrap tbody tr:hover {
    background-color: #263347;
}

.dark-mode .table {
    color: #cbd5e1;
}

.dark-mode .table th {
    color: #94a3b8;
    background: #0f172a !important;
    border-bottom-color: #334155 !important;
}

.dark-mode .table td {
    border-bottom-color: #1e293b !important;
}

.dark-mode .table-hover > tbody > tr:hover {
    background-color: #263347;
    color: #e2e8f0;
}

.dark-mode .form-control,
.dark-mode .form-select {
    background-color: #0f172a;
    border-color: #334155;
    color: #e2e8f0;
}

.dark-mode .form-control:focus,
.dark-mode .form-select:focus {
    background-color: #0f172a;
    border-color: #3b82f6;
    color: #e2e8f0;
    box-shadow: 0 0 0 3px rgba(59,130,246,0.2);
}

.dark-mode .form-control::placeholder {
    color: #64748b;
}

.dark-mode .form-label {
    color: #94a3b8;
}

.dark-mode .input-group-text {
    background: #0f172a;
    border-color: #334155;
    color: #94a3b8;
}

.dark-mode .text-muted {
    color: #64748b !important;
}

.dark-mode .badge.bg-danger {
    background: #7f1d1d !important;
    color: #fecaca !important;
}

.dark-mode .badge.bg-primary {
    background: #1e3a5f !important;
    color: #93c5fd !important;
}

.dark-mode .badge.bg-success {
    background: #064e3b !important;
    color: #a7f3d0 !important;
}

.dark-mode .badge.bg-warning {
    background: #78350f !important;
    color: #fde68a !important;
}

.dark-mode .alert-success {
    background: #064e3b;
    color: #a7f3d0;
}

.dark-mode .alert-danger {
    background: #7f1d1d;
    color: #fecaca;
}

.dark-mode .alert-warning {
    background: #78350f;
    color: #fde68a;
}

.dark-mode .modal-content {
    background: #1e293b;
    color: #e2e8f0;
}

.dark-mode .modal-header {
    border-bottom-color: #334155;
}

.dark-mode .modal-footer {
    border-top-color: #334155;
}

.dark-mode .btn-close {
    filter: invert(1);
}

.dark-mode .nav-tabs {
    border-bottom-color: #334155 !important;
}

.dark-mode .data-tabs .nav-link {
    color: #94a3b8;
}

.dark-mode .data-tabs .nav-link:hover {
    color: #93c5fd;
    border-bottom-color: #60a5fa;
}

.dark-mode .data-tabs .nav-link.active {
    color: #3b82f6;
    border-bottom-color: #3b82f6;
}

.dark-mode .data-pagination {
    background: #0f172a;
    border-top-color: #334155;
}

.dark-mode .data-pagination .page-link {
    background: #1e293b;
    border-color: #334155;
    color: #cbd5e1;
}

.dark-mode .data-pagination .page-link:hover {
    background: #334155;
    border-color: #475569;
}

.dark-mode .data-pagination .page-item.active .page-link {
    background: #2563eb;
    border-color: #2563eb;
}

.dark-mode .progress {
    background: #334155;
}

.dark-mode .sidebar-toggle {
    background: #1e293b;
    box-shadow: 0 4px 12px rgba(0,0,0,0.4);
}

.dark-mode a {
    color: #60a5fa;
}

.dark-mode a.text-decoration-none {
    color: #cbd5e1;
}

.dark-mode .bg-white {
    background-color: #1e293b !important;
}

.dark-mode .th-sort:hover {
    background: #334155;
}

.dark-mode .login-container {
    background: linear-gradient(135deg, #020617 0%, #0f172a 40%, #0a1628 100%);
}

.dark-mode .login-card {
    background: #1e293b;
    box-shadow: 0 25px 60px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,255,255,0.05);
}

.dark-mode .login-card h3 {
    color: #f1f5f9;
}

.dark-mode .login-card p.text-muted {
    color: #94a3b8 !important;
}

.dark-mode .login-card .form-label {
    color: #94a3b8;
}

.dark-mode .login-card .input-group-text {
    background: #0f172a;
    border-color: #334155;
    color: #64748b;
}

.dark-mode .login-card .form-control {
    background: #0f172a;
    border-color: #334155;
    color: #e2e8f0;
}

.dark-mode .login-card .form-control::placeholder {
    color: #475569;
}

.dark-mode .login-card .form-control:focus {
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59,130,246,0.2);
}

.dark-mode .theme-option {
    background: #0f172a;
    border-color: #334155 !important;
}

.dark-mode .theme-option.active {
    border-color: #2563eb !important;
}

.dark-mode .sidebar .nav-link {
    color: rgba(255,255,255,0.65);
}

/* ── Sortable table headers ── */
th.s8-sortable {
    cursor: pointer;
    user-select: none;
    white-space: nowrap;
    transition: color 0.15s;
}
th.s8-sortable a {
    color: inherit;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}
th.s8-sortable a:hover { color: #2563eb !important; }
th.s8-sortable .s8-sort-icon {
    font-size: 11px;
    opacity: 0.28;
    line-height: 1;
    flex-shrink: 0;
}
th.s8-sortable.s8-sort-active .s8-sort-icon { opacity: 1; color: #2563eb; }
th.s8-sortable.s8-sort-active a { color: #2563eb !important; }

/* JS client-side sortable */
th.js-sort-th {
    cursor: pointer;
    user-select: none;
    white-space: nowrap;
    transition: color 0.15s;
}
th.js-sort-th:hover { color: #2563eb !important; }
th.js-sort-th .js-sort-icon {
    font-size: 10px;
    opacity: 0.28;
    margin-left: 3px;
}
th.js-sort-th.js-sort-asc .js-sort-icon,
th.js-sort-th.js-sort-desc .js-sort-icon { opacity: 1; color: #2563eb; }

/* ── Multi-select filter (dashboard) ── */
.ms-wrap { position: relative; }
.ms-ctrl {
    cursor: pointer; min-height: 31px;
    display: flex; align-items: center; flex-wrap: wrap; gap: 3px;
    padding: 3px 24px 3px 6px;
}
.ms-caret {
    position: absolute; right: 8px; top: 50%; transform: translateY(-50%);
    color: #999; pointer-events: none; font-size: 11px;
}
.ms-tag {
    display: inline-flex; align-items: center;
    background: #0d6efd; color: #fff;
    border-radius: 3px; padding: 1px 5px; font-size: 11px; gap: 3px; white-space: nowrap;
}
.ms-tag .ms-rm { cursor: pointer; font-size: 14px; line-height: 1; opacity: .8; }
.ms-tag .ms-rm:hover { opacity: 1; }
.ms-placeholder { color: #6c757d; font-size: 13px; }
.ms-drop {
    position: absolute; top: calc(100% + 2px); left: 0; z-index: 9999;
    background: #fff; border: 1px solid #dee2e6; border-radius: 4px;
    box-shadow: 0 4px 16px rgba(0,0,0,.12);
    min-width: 160px; max-height: 220px; overflow-y: auto;
}
.ms-opt {
    display: flex; align-items: center; padding: 5px 12px;
    cursor: pointer; font-size: 13px; margin: 0; user-select: none;
}
.ms-opt:hover { background: #f0f4ff; }
.ms-opt input[type=checkbox] { margin-right: 7px; cursor: pointer; }
.ms-clear-all {
    display: inline-flex; align-items: center;
    background: #e2e8f0; color: #475569;
    border-radius: 3px; padding: 1px 6px; font-size: 11px; white-space: nowrap;
    cursor: pointer; gap: 2px;
}
.ms-clear-all:hover { background: #dc2626; color: #fff; }