html[data-ui-version="modern"] {
    --modern-bg: #f6f8fb;
    --modern-surface: #ffffff;
    --modern-surface-soft: #eef4fb;
    --modern-border: #d8e3ef;
    --modern-text: #102033;
    --modern-muted: #64748b;
    --modern-primary: #1d6ff2;
    --modern-primary-dark: #155ac6;
    --modern-accent: #ff4b2f;
    --modern-success: #16a34a;
    --modern-warning: #eab308;
    --modern-danger: #dc2626;
    --modern-shadow: 0 18px 45px rgba(16, 32, 51, .11);
    --modern-shadow-soft: 0 10px 28px rgba(16, 32, 51, .08);
}

html[data-ui-version="modern"] body {
    background: var(--modern-bg);
    color: var(--modern-text);
    font-family: Inter, "Segoe UI", Arial, sans-serif;
}

html[data-ui-version="modern"] .main-wrapper,
html[data-ui-version="modern"] .page-wrapper,
html[data-ui-version="modern"] .content {
    background: var(--modern-bg);
}

html[data-ui-version="modern"] .page-wrapper {
    padding-top: 64px;
}

html[data-ui-version="modern"] .header {
    min-height: 64px;
    background: rgba(255, 255, 255, .94);
    border-bottom: 1px solid var(--modern-border);
    box-shadow: 0 8px 24px rgba(16, 32, 51, .06);
    backdrop-filter: blur(14px);
}

html[data-ui-version="modern"] .sidebar {
    background: #111827;
    border-right: 0;
    box-shadow: 14px 0 32px rgba(16, 24, 40, .14);
}

html[data-ui-version="modern"] .sidebar .sidebar-menu > ul > li > a,
html[data-ui-version="modern"] .sidebar .submenu > a {
    border-radius: 8px;
    margin: 2px 10px;
    color: #cbd5e1;
}

html[data-ui-version="modern"] .sidebar .sidebar-menu > ul > li > a:hover,
html[data-ui-version="modern"] .sidebar .sidebar-menu > ul > li > a.active,
html[data-ui-version="modern"] .sidebar .submenu > a.active,
html[data-ui-version="modern"] .sidebar .submenu > a.subdrop {
    background: rgba(29, 111, 242, .16);
    color: #ffffff;
}

html[data-ui-version="modern"] .card,
html[data-ui-version="modern"] .modal-content,
html[data-ui-version="modern"] .settings-multigrid .card {
    border: 1px solid var(--modern-border);
    border-radius: 8px;
    background: var(--modern-surface);
    box-shadow: var(--modern-shadow-soft);
}

html[data-ui-version="modern"] .card-header,
html[data-ui-version="modern"] .modal-header {
    border-bottom: 1px solid var(--modern-border);
    background: transparent;
}

html[data-ui-version="modern"] .card-title,
html[data-ui-version="modern"] h1,
html[data-ui-version="modern"] h2,
html[data-ui-version="modern"] h3,
html[data-ui-version="modern"] h4,
html[data-ui-version="modern"] h5,
html[data-ui-version="modern"] h6 {
    color: var(--modern-text);
    letter-spacing: 0;
}

html[data-ui-version="modern"] .form-control,
html[data-ui-version="modern"] .form-select,
html[data-ui-version="modern"] .select2-container--default .select2-selection--single {
    min-height: 42px;
    border: 1px solid var(--modern-border);
    border-radius: 8px;
    background-color: #ffffff;
    color: var(--modern-text);
    box-shadow: none;
}

html[data-ui-version="modern"] .form-control:focus,
html[data-ui-version="modern"] .form-select:focus,
html[data-ui-version="modern"] .select2-container--default.select2-container--focus .select2-selection--single {
    border-color: var(--modern-primary);
    box-shadow: 0 0 0 3px rgba(29, 111, 242, .16);
}

html[data-ui-version="modern"] .input-group-text {
    border-color: var(--modern-border);
    background: var(--modern-surface-soft);
    color: var(--modern-primary);
}

html[data-ui-version="modern"] .btn {
    border-radius: 8px;
    font-weight: 600;
    letter-spacing: 0;
}

html[data-ui-version="modern"] .btn-primary,
html[data-ui-version="modern"] .btn-submit {
    background: var(--modern-primary);
    border-color: var(--modern-primary);
    color: #ffffff;
}

html[data-ui-version="modern"] .btn-primary:hover,
html[data-ui-version="modern"] .btn-submit:hover {
    background: var(--modern-primary-dark);
    border-color: var(--modern-primary-dark);
}

html[data-ui-version="modern"] .table {
    color: var(--modern-text);
}

html[data-ui-version="modern"] .table thead th {
    background: var(--modern-surface-soft);
    border-color: var(--modern-border);
    color: #334155;
    font-weight: 700;
}

html[data-ui-version="modern"] .table td,
html[data-ui-version="modern"] .table th {
    border-color: #e6edf5;
    vertical-align: middle;
}

html[data-ui-version="modern"] .table-hover tbody tr:hover {
    background: #f1f6fd;
}

html[data-ui-version="modern"] .badge,
html[data-ui-version="modern"] .badges {
    border-radius: 999px;
    font-weight: 700;
}

html[data-ui-version="modern"] .dropdown-menu {
    border: 1px solid var(--modern-border);
    border-radius: 8px;
    box-shadow: var(--modern-shadow);
}

html[data-ui-version="modern"] .dataTables_filter input,
html[data-ui-version="modern"] .searchinputs input {
    border-radius: 8px;
}

html[data-ui-version="modern"] .ui-version-switch {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4px;
    padding: 4px;
    border: 1px solid var(--modern-border);
    border-radius: 10px;
    background: var(--modern-surface-soft);
}

html[data-ui-version="modern"] .ui-version-option,
.ui-version-option {
    min-height: 38px;
    border: 0;
    border-radius: 8px;
    background: transparent;
    color: var(--modern-muted, #64748b);
    font-size: 13px;
    font-weight: 700;
    line-height: 1.2;
    transition: background .18s ease, color .18s ease, box-shadow .18s ease;
}

html[data-ui-version="modern"] .ui-version-option.active,
.ui-version-option.active {
    background: #ffffff;
    color: var(--modern-primary, #1d6ff2);
    box-shadow: 0 6px 16px rgba(16, 32, 51, .1);
}

html[data-ui-version="modern"] .auth-wrapper,
html[data-ui-version="modern"] .auth-bg {
    background:
        linear-gradient(135deg, rgba(29, 111, 242, .08), transparent 34%),
        linear-gradient(315deg, rgba(255, 75, 47, .08), transparent 30%),
        var(--modern-bg);
}

html[data-ui-version="modern"] .auth-card {
    border-radius: 8px;
    border: 1px solid var(--modern-border);
    box-shadow: 0 24px 70px rgba(16, 32, 51, .14);
}

html[data-ui-version="modern"] .auth-theme-toggle {
    border-radius: 8px;
}

body[data-theme="dark"] html[data-ui-version="modern"],
html[data-ui-version="modern"] body[data-theme="dark"] {
    --modern-bg: #0f172a;
    --modern-surface: #111c2f;
    --modern-surface-soft: #16243a;
    --modern-border: #26364f;
    --modern-text: #e5edf7;
    --modern-muted: #94a3b8;
    --modern-primary: #5aa7ff;
    --modern-primary-dark: #338df1;
    --modern-shadow: 0 20px 50px rgba(0, 0, 0, .32);
    --modern-shadow-soft: 0 12px 30px rgba(0, 0, 0, .24);
}

html[data-ui-version="modern"] body[data-theme="dark"] .header,
html[data-ui-version="modern"] body[data-theme="dark"] .card,
html[data-ui-version="modern"] body[data-theme="dark"] .modal-content,
html[data-ui-version="modern"] body[data-theme="dark"] .form-control,
html[data-ui-version="modern"] body[data-theme="dark"] .form-select,
html[data-ui-version="modern"] body[data-theme="dark"] .select2-container--default .select2-selection--single {
    background: var(--modern-surface);
    border-color: var(--modern-border);
    color: var(--modern-text);
}

html[data-ui-version="modern"] body[data-theme="dark"] .table thead th,
html[data-ui-version="modern"] body[data-theme="dark"] .input-group-text,
html[data-ui-version="modern"] body[data-theme="dark"] .ui-version-switch {
    background: var(--modern-surface-soft);
    border-color: var(--modern-border);
    color: var(--modern-text);
}

html[data-ui-version="modern"] body[data-theme="dark"] .ui-version-option.active {
    background: #21334f;
    color: #cbe3ff;
}

html[data-ui-version="modern"] body[data-theme="dark"] .table td,
html[data-ui-version="modern"] body[data-theme="dark"] .table th,
html[data-ui-version="modern"] body[data-theme="dark"] .card-header,
html[data-ui-version="modern"] body[data-theme="dark"] .modal-header {
    border-color: var(--modern-border);
}

@media (max-width: 767px) {
    html[data-ui-version="modern"] .page-wrapper {
        padding-top: 58px;
    }

    html[data-ui-version="modern"] .content {
        padding-left: 14px;
        padding-right: 14px;
    }
}