/*
Theme Name: V CREATE NIS2 Template
Theme URI: https://vcreate.cz/nis2-template
Author: V CREATE Solutions
Author URI: https://vcreate.cz
Description: Profesionální WordPress šablona pro NIS2 Compliance aplikaci. Moderní design s gradient sidebarem, responzivní layout a plná podpora pro NIS2 Compliance Hub plugin. Optimalizováno pro kybernetickou bezpečnost a compliance management.
Version: 1.0.0
License: Commercial
License URI: https://vcreate.cz/license
Text Domain: vcreate-nis2
Tags: nis2, compliance, security, dashboard, responsive, gradient-sidebar
*/

/* ==========================================================================
   Reset a základní styly
   ========================================================================== */

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

:root {
    /* Barvy */
    --nis2-primary: #2563eb;
    --nis2-primary-dark: #1d4ed8;
    --nis2-secondary: #64748b;
    --nis2-success: #10b981;
    --nis2-warning: #f59e0b;
    --nis2-danger: #ef4444;
    --nis2-info: #06b6d4;
    
    /* Pozadí */
    --nis2-bg-main: #f8fafc;
    --nis2-bg-white: #ffffff;
    --nis2-bg-sidebar: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --nis2-bg-sidebar-hover: rgba(255, 255, 255, 0.15);
    
    /* Texty */
    --nis2-text-primary: #1e293b;
    --nis2-text-secondary: #64748b;
    --nis2-text-light: #94a3b8;
    --nis2-text-white: #ffffff;
    
    /* Borders */
    --nis2-border: #e2e8f0;
    --nis2-border-light: #f1f5f9;
    
    /* Shadows */
    --nis2-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --nis2-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
    --nis2-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --nis2-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    
    /* Spacing */
    --nis2-spacing-xs: 0.5rem;
    --nis2-spacing-sm: 1rem;
    --nis2-spacing-md: 1.5rem;
    --nis2-spacing-lg: 2rem;
    --nis2-spacing-xl: 3rem;
    
    /* Font */
    --nis2-font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --nis2-font-size-xs: 0.75rem;
    --nis2-font-size-sm: 0.875rem;
    --nis2-font-size-base: 1rem;
    --nis2-font-size-lg: 1.125rem;
    --nis2-font-size-xl: 1.25rem;
    --nis2-font-size-2xl: 1.5rem;
    --nis2-font-size-3xl: 1.875rem;
    
    /* Border radius */
    --nis2-radius-sm: 0.25rem;
    --nis2-radius: 0.5rem;
    --nis2-radius-lg: 0.75rem;
    --nis2-radius-xl: 1rem;
    
    /* Transitions */
    --nis2-transition: all 0.3s ease;
    --nis2-transition-fast: all 0.15s ease;
}

/* ==========================================================================
   Dark Mode - Variable Overrides
   ========================================================================== */

.dark-mode {
    /* Pozadí */
    --nis2-bg-main: #0f172a;
    --nis2-bg-white: #1e293b;
    --nis2-bg-sidebar: linear-gradient(135deg, #1e3a5f 0%, #1a1a2e 100%);

    /* Texty */
    --nis2-text-primary: #e2e8f0;
    --nis2-text-secondary: #94a3b8;
    --nis2-text-light: #64748b;

    /* Borders */
    --nis2-border: #334155;
    --nis2-border-light: #1e293b;

    /* Shadows */
    --nis2-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --nis2-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.4);
    --nis2-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
    --nis2-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4);

    /* Sémantické barvy - jasnější pro tmavé pozadí */
    --nis2-primary: #3b82f6;
    --nis2-primary-dark: #2563eb;
    --nis2-success: #22c55e;
    --nis2-warning: #fbbf24;
    --nis2-danger: #f87171;
    --nis2-info: #22d3ee;
}

/* ==========================================================================
   Základní HTML elementy
   ========================================================================== */

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--nis2-font-family);
    font-size: var(--nis2-font-size-base);
    line-height: 1.6;
    color: var(--nis2-text-primary);
    background-color: var(--nis2-bg-main);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--nis2-spacing-sm);
    color: var(--nis2-text-primary);
}

h1 { font-size: var(--nis2-font-size-3xl); }
h2 { font-size: var(--nis2-font-size-2xl); }
h3 { font-size: var(--nis2-font-size-xl); }
h4 { font-size: var(--nis2-font-size-lg); }
h5 { font-size: var(--nis2-font-size-base); }
h6 { font-size: var(--nis2-font-size-sm); }

a {
    color: var(--nis2-primary);
    text-decoration: none;
    transition: var(--nis2-transition-fast);
}

a:hover {
    color: var(--nis2-primary-dark);
}

p {
    margin-bottom: var(--nis2-spacing-sm);
}

/* ==========================================================================
   Layout struktura
   ========================================================================== */

.nis2-app-wrapper {
    display: flex;
    min-height: 100vh;
    position: relative;
}

/* ==========================================================================
   Sidebar s gradient pozadím
   ========================================================================== */

.nis2-sidebar {
    width: var(--nis2-sidebar-width, 260px);
    min-width: 64px;
    max-width: 400px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    z-index: 1000;
    transition: var(--nis2-transition);
}

/* Sidebar resize handle — fixed, positioned at the sidebar's right edge */
.nis2-sidebar-resize {
    position: fixed;
    top: 0;
    left: calc(var(--nis2-sidebar-width, 260px) - 3px);
    width: 6px;
    height: 100vh;
    cursor: col-resize;
    z-index: 1100;
    background: transparent;
    transition: background 0.2s, left 0.3s ease;
}

.nis2-sidebar-resize:hover,
.nis2-sidebar-resize.active {
    background: rgba(99, 102, 241, 0.35);
}

/* Disable transitions during drag */
.nis2-sidebar.is-resizing,
.nis2-sidebar.is-resizing ~ .nis2-main,
.nis2-sidebar.is-resizing ~ .nis2-sidebar-resize {
    transition: none !important;
}

.nis2-sidebar > * {
    position: relative;
    z-index: 1;
}

.nis2-sidebar::-webkit-scrollbar {
    width: 0;
}

.nis2-sidebar-header {
    flex-shrink: 0;
    padding: var(--nis2-spacing-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
    text-align: center;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
}

.nis2-logo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--nis2-spacing-sm);
    color: var(--nis2-text-white);
    font-size: var(--nis2-font-size-sm);
    font-weight: 700;
    text-decoration: none;
    transition: var(--nis2-transition-fast);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.nis2-logo:hover {
    transform: translateY(-2px);
    color: var(--nis2-text-white);
}

.nis2-logo i {
    font-size: 32px;
    color: var(--nis2-text-white);
}

.nis2-logo img {
    height: 32px;
    width: auto;
    filter: brightness(0) invert(1);
}

.nis2-company-name {
    margin-top: var(--nis2-spacing-sm);
    font-size: var(--nis2-font-size-sm);
    font-weight: 500;
    color: rgba(255, 255, 255, 0.95);
    text-align: center;
    letter-spacing: 0.025em;
    line-height: 1.4;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.nis2-nav {
    padding: var(--nis2-spacing-md) 0;
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.3) rgba(255, 255, 255, 0.1);
}

.nis2-nav::-webkit-scrollbar {
    width: 6px;
}

.nis2-nav::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
}

.nis2-nav::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.4);
    border-radius: 3px;
    transition: background 0.3s ease;
}

.nis2-nav::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.5);
}

.nis2-nav::-webkit-scrollbar-thumb:active {
    background: rgba(255, 255, 255, 0.6);
}

.nis2-nav-section {
    margin-bottom: var(--nis2-spacing-md);
    line-height: 1;
}

.nis2-nav-section-title {
    padding: var(--nis2-spacing-xs) var(--nis2-spacing-lg);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.7);
    letter-spacing: 0.08em;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.nis2-nav-item {
    position: relative;
    animation: slideInLeft 0.3s ease backwards;
}

.nis2-nav-link {
    display: flex;
    align-items: center;
    gap: var(--nis2-spacing-sm);
    padding: 12px var(--nis2-spacing-lg);
    color: rgba(255, 255, 255, 0.9);
    transition: all 0.2s ease;
    position: relative;
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
}

.nis2-nav-link:hover {
    background: rgba(255, 255, 255, 0.15);
    color: var(--nis2-text-white);
    padding-left: calc(var(--nis2-spacing-lg) + 4px);
}

.nis2-nav-link.active {
    background: rgba(255, 255, 255, 0.2);
    color: var(--nis2-text-white);
    font-weight: 600;
    backdrop-filter: blur(10px);
}

.nis2-nav-link.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, #ffffff 0%, rgba(255, 255, 255, 0.7) 100%);
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
}

.nis2-nav-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    color: var(--nis2-text-white);
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nis2-nav-badge {
    margin-left: auto;
    padding: 2px 8px;
    background: rgba(255, 255, 255, 0.95);
    color: #764ba2;
    font-size: 11px;
    font-weight: 700;
    border-radius: var(--nis2-radius-xl);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    min-width: 20px;
    text-align: center;
}

.nis2-nav-badge-danger {
    background: #ef4444 !important;
    color: #fff !important;
    box-shadow: 0 2px 6px rgba(239, 68, 68, 0.35);
}

.nis2-sidebar-footer {
    flex-shrink: 0;
    padding: var(--nis2-spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
}

.nis2-user-info {
    display: flex;
    align-items: center;
    gap: var(--nis2-spacing-sm);
}

.nis2-user-avatar {
    flex-shrink: 0;
}

.nis2-user-avatar img {
    width: 40px;
    height: 40px;
    border-radius: var(--nis2-radius);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.nis2-user-details {
    flex: 1;
    min-width: 0;
}

.nis2-user-name {
    font-size: var(--nis2-font-size-sm);
    font-weight: 600;
    color: var(--nis2-text-white);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.nis2-user-role {
    font-size: var(--nis2-font-size-xs);
    color: rgba(255, 255, 255, 0.8);
    text-transform: capitalize;
}

.nis2-logout {
    padding: var(--nis2-spacing-xs);
    color: rgba(255, 255, 255, 0.9);
    transition: var(--nis2-transition-fast);
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--nis2-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
}

.nis2-logout:hover {
    background: rgba(255, 72, 72, 0.2);
    color: var(--nis2-text-white);
    transform: scale(1.1);
}

/* ==========================================================================
   Sidebar Collapsed (icon-only mode)
   Dva selektory: .is-collapsed (JS runtime) + html.sidebar-collapsed (early restore)
   ========================================================================== */

/* Header — jen ikona, skrýt text */
.nis2-sidebar.is-collapsed .nis2-sidebar-header,
.sidebar-collapsed .nis2-sidebar .nis2-sidebar-header {
    padding: 12px 8px;
}

.nis2-sidebar.is-collapsed .nis2-logo span,
.nis2-sidebar.is-collapsed .nis2-company-name,
.sidebar-collapsed .nis2-sidebar .nis2-logo span,
.sidebar-collapsed .nis2-sidebar .nis2-company-name {
    display: none;
}

.nis2-sidebar.is-collapsed .nis2-logo,
.sidebar-collapsed .nis2-sidebar .nis2-logo {
    font-size: 0;
    gap: 0;
}

.nis2-sidebar.is-collapsed .nis2-logo i,
.sidebar-collapsed .nis2-sidebar .nis2-logo i {
    font-size: 24px;
}

.nis2-sidebar.is-collapsed .nis2-logo img,
.sidebar-collapsed .nis2-sidebar .nis2-logo img {
    height: 24px;
}

/* Nav — skrýt texty sekcí, centrovat ikony */
.nis2-sidebar.is-collapsed .nis2-nav-section-title,
.sidebar-collapsed .nis2-sidebar .nis2-nav-section-title {
    font-size: 0;
    padding: 4px 0;
    text-align: center;
    overflow: hidden;
    height: 6px;
}

.nis2-sidebar.is-collapsed .nis2-nav-section-title::after,
.sidebar-collapsed .nis2-sidebar .nis2-nav-section-title::after {
    content: '';
    display: block;
    width: 20px;
    height: 1px;
    background: rgba(255, 255, 255, 0.25);
    margin: 0 auto;
}

.nis2-sidebar.is-collapsed .nis2-nav-link,
.sidebar-collapsed .nis2-sidebar .nis2-nav-link {
    justify-content: center;
    padding: 12px 8px;
    gap: 0;
    position: relative;
}

.nis2-sidebar.is-collapsed .nis2-nav-link:hover,
.sidebar-collapsed .nis2-sidebar .nis2-nav-link:hover {
    padding-left: 8px;
}

/* Skrýt text label v nav link */
.nis2-sidebar.is-collapsed .nis2-nav-link > span,
.sidebar-collapsed .nis2-sidebar .nis2-nav-link > span {
    display: none;
}

/* Ikona — větší ve zmenšeném režimu */
.nis2-sidebar.is-collapsed .nis2-nav-icon,
.sidebar-collapsed .nis2-sidebar .nis2-nav-icon {
    font-size: 18px;
    width: 24px;
    height: 24px;
}

/* Badge — absolutní pozice jako overlay na ikoně */
.nis2-sidebar.is-collapsed .nis2-nav-badge,
.sidebar-collapsed .nis2-sidebar .nis2-nav-badge {
    position: absolute;
    top: 4px;
    right: 6px;
    margin-left: 0;
    padding: 1px 5px;
    font-size: 10px;
    min-width: 16px;
    line-height: 1.3;
}

/* Active indicator — kratší */
.nis2-sidebar.is-collapsed .nis2-nav-link.active::before,
.sidebar-collapsed .nis2-sidebar .nis2-nav-link.active::before {
    width: 3px;
}

/* Tooltip on hover */
.nis2-sidebar.is-collapsed .nis2-nav-item,
.sidebar-collapsed .nis2-sidebar .nis2-nav-item {
    position: relative;
}

.nis2-sidebar.is-collapsed .nis2-nav-item::after,
.sidebar-collapsed .nis2-sidebar .nis2-nav-item::after {
    content: attr(data-tooltip);
    position: absolute;
    left: 100%;
    top: 50%;
    transform: translateY(-50%);
    margin-left: 8px;
    background: #1e293b;
    color: #f1f5f9;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 500;
    white-space: nowrap;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.15s ease;
    z-index: 2000;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
}

.nis2-sidebar.is-collapsed .nis2-nav-item:hover::after,
.sidebar-collapsed .nis2-sidebar .nis2-nav-item:hover::after {
    opacity: 1;
}

/* Footer — jen avatar, skrýt texty a logout */
.nis2-sidebar.is-collapsed .nis2-sidebar-footer,
.sidebar-collapsed .nis2-sidebar .nis2-sidebar-footer {
    padding: 8px;
}

.nis2-sidebar.is-collapsed .nis2-user-info,
.sidebar-collapsed .nis2-sidebar .nis2-user-info {
    justify-content: center;
    gap: 0;
}

.nis2-sidebar.is-collapsed .nis2-user-details,
.nis2-sidebar.is-collapsed .nis2-logout,
.sidebar-collapsed .nis2-sidebar .nis2-user-details,
.sidebar-collapsed .nis2-sidebar .nis2-logout {
    display: none;
}

.nis2-sidebar.is-collapsed .nis2-user-avatar img,
.sidebar-collapsed .nis2-sidebar .nis2-user-avatar img {
    width: 32px;
    height: 32px;
}

/* ==========================================================================
   Main Content Area
   ========================================================================== */

.nis2-main {
    flex: 1;
    margin-left: var(--nis2-sidebar-width, 260px);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    min-width: 0;
    overflow-x: hidden;
}

.nis2-header {
    background-color: var(--nis2-bg-white);
    border-bottom: 1px solid var(--nis2-border);
    padding: var(--nis2-spacing-md) var(--nis2-spacing-lg);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--nis2-shadow-sm);
}

.nis2-header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nis2-header-left {
    display: flex;
    align-items: center;
    gap: var(--nis2-spacing-md);
}

.nis2-header-title {
    font-size: var(--nis2-font-size-2xl);
    font-weight: 600;
    margin: 0;
}

.nis2-header-actions {
    display: flex;
    align-items: center;
    gap: var(--nis2-spacing-md);
}

.nis2-header-search {
    position: relative;
}

.nis2-search-input {
    padding: var(--nis2-spacing-xs) var(--nis2-spacing-md);
    border: 1px solid var(--nis2-border);
    border-radius: var(--nis2-radius);
    font-size: var(--nis2-font-size-sm);
    width: 200px;
    transition: var(--nis2-transition-fast);
}

.nis2-search-input:focus {
    outline: none;
    border-color: var(--nis2-primary);
    width: 250px;
}

/* Global Search Dropdown */
.nis2-search-wrapper {
    position: relative;
}

.nis2-search-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    width: 440px;
    max-height: 480px;
    overflow-y: auto;
    background-color: var(--nis2-bg-white);
    border-radius: var(--nis2-radius-lg);
    box-shadow: var(--nis2-shadow-lg);
    border: 1px solid var(--nis2-border);
    display: none;
    z-index: 1001;
}

.nis2-search-dropdown.active {
    display: block;
    animation: slideDown 0.2s ease;
}

.nis2-search-group {
    border-bottom: 1px solid var(--nis2-border-light);
}

.nis2-search-group:last-child {
    border-bottom: none;
}

.nis2-search-group-title {
    font-size: 11px;
    font-weight: 700;
    color: var(--nis2-text-light);
    padding: 10px 16px 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
}

.nis2-search-group-count {
    font-weight: 400;
    margin-left: 4px;
}

.nis2-search-result-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    cursor: pointer;
    text-decoration: none;
    color: inherit;
    transition: var(--nis2-transition-fast);
}

.nis2-search-result-item:hover,
.nis2-search-result-item.active {
    background-color: var(--nis2-bg-main);
}

.nis2-search-result-icon {
    width: 32px;
    height: 32px;
    border-radius: var(--nis2-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    flex-shrink: 0;
}

.nis2-search-result-info {
    flex: 1;
    min-width: 0;
}

.nis2-search-result-title {
    font-size: var(--nis2-font-size-sm);
    font-weight: 500;
    color: var(--nis2-text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.nis2-search-result-title mark {
    background: rgba(99, 102, 241, 0.15);
    color: inherit;
    border-radius: 2px;
    padding: 0 2px;
}

.nis2-search-result-subtitle {
    font-size: var(--nis2-font-size-xs);
    color: var(--nis2-text-light);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.nis2-search-empty,
.nis2-search-loading {
    padding: 24px 16px;
    text-align: center;
    color: var(--nis2-text-light);
    font-size: var(--nis2-font-size-sm);
}

.nis2-search-empty i,
.nis2-search-loading i {
    font-size: 24px;
    margin-bottom: 8px;
    display: block;
    opacity: 0.5;
}

.nis2-notifications-loading {
    padding: 24px 16px;
    text-align: center;
    color: var(--nis2-text-light);
    font-size: var(--nis2-font-size-sm);
}

@media (max-width: 768px) {
    .nis2-search-dropdown {
        width: calc(100vw - 32px);
        right: -100px;
    }
}

.nis2-notifications-wrapper {
    position: relative;
}

.nis2-header-btn {
    position: relative;
    background: none;
    border: 1px solid var(--nis2-border);
    width: 40px;
    height: 40px;
    border-radius: var(--nis2-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--nis2-text-secondary);
    transition: var(--nis2-transition-fast);
}

.nis2-header-btn:hover {
    background-color: var(--nis2-bg-main);
    color: var(--nis2-text-primary);
    border-color: var(--nis2-primary);
}

.nis2-notifications-btn {
    font-size: var(--nis2-font-size-lg);
}

.nis2-notification-count {
    position: absolute;
    top: -8px;
    right: -8px;
    min-width: 20px;
    height: 20px;
    padding: 0 6px;
    background-color: var(--nis2-danger);
    color: var(--nis2-text-white);
    font-size: var(--nis2-font-size-xs);
    font-weight: 700;
    border-radius: var(--nis2-radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--nis2-bg-white);
    animation: pulseNotification 2s infinite;
}

.nis2-notifications-dropdown {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    width: 380px;
    background-color: var(--nis2-bg-white);
    border-radius: var(--nis2-radius-lg);
    box-shadow: var(--nis2-shadow-lg);
    border: 1px solid var(--nis2-border);
    display: none;
    z-index: 1000;
    max-height: 480px;
    overflow: hidden;
}

.nis2-notifications-dropdown.active {
    display: block;
    animation: slideDown 0.3s ease;
}

.nis2-notifications-header {
    padding: var(--nis2-spacing-md);
    border-bottom: 1px solid var(--nis2-border-light);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nis2-notifications-title {
    font-size: var(--nis2-font-size-lg);
    font-weight: 600;
    margin: 0;
}

.nis2-notifications-mark-read {
    background: none;
    border: none;
    color: var(--nis2-primary);
    font-size: var(--nis2-font-size-sm);
    cursor: pointer;
    transition: var(--nis2-transition-fast);
}

.nis2-notifications-mark-read:hover {
    color: var(--nis2-primary-dark);
}

.nis2-notifications-list {
    max-height: 360px;
    overflow-y: auto;
}

.nis2-notification-item {
    padding: var(--nis2-spacing-md);
    border-bottom: 1px solid var(--nis2-border-light);
    transition: var(--nis2-transition-fast);
    cursor: pointer;
    position: relative;
    display: flex;
    gap: var(--nis2-spacing-sm);
}

.nis2-notification-item:hover {
    background-color: var(--nis2-bg-main);
}

.nis2-notification-item.unread {
    background-color: rgba(37, 99, 235, 0.05);
}

.nis2-notification-item.unread::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background-color: var(--nis2-primary);
}

.nis2-notification-icon {
    width: 32px;
    height: 32px;
    border-radius: var(--nis2-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: var(--nis2-font-size-sm);
}

.nis2-notification-icon.success {
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--nis2-success);
}

.nis2-notification-icon.warning {
    background-color: rgba(245, 158, 11, 0.1);
    color: var(--nis2-warning);
}

.nis2-notification-icon.danger {
    background-color: rgba(239, 68, 68, 0.1);
    color: var(--nis2-danger);
}

.nis2-notification-icon.info {
    background-color: rgba(6, 182, 212, 0.1);
    color: var(--nis2-info);
}

.nis2-notification-content {
    flex: 1;
}

.nis2-notification-text {
    font-size: var(--nis2-font-size-sm);
    color: var(--nis2-text-primary);
    margin: 0 0 4px 0;
    line-height: 1.4;
}

.nis2-notification-time {
    font-size: var(--nis2-font-size-xs);
    color: var(--nis2-text-light);
}

.nis2-notifications-footer {
    padding: var(--nis2-spacing-sm) var(--nis2-spacing-md);
    border-top: 1px solid var(--nis2-border-light);
    text-align: center;
}

.nis2-notifications-view-all {
    color: var(--nis2-primary);
    font-size: var(--nis2-font-size-sm);
    font-weight: 500;
    text-decoration: none;
    transition: var(--nis2-transition-fast);
}

.nis2-notifications-view-all:hover {
    color: var(--nis2-primary-dark);
}

/* ==========================================================================
   Content Area
   ========================================================================== */

.nis2-content {
    flex: 1;
    padding: var(--nis2-spacing-lg);
    min-width: 0;
    overflow-x: hidden;
}

.nis2-card {
    background-color: var(--nis2-bg-white);
    border-radius: var(--nis2-radius-lg);
    box-shadow: var(--nis2-shadow);
    padding: var(--nis2-spacing-lg);
    margin-bottom: var(--nis2-spacing-lg);
}

.nis2-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--nis2-spacing-md);
    padding-bottom: var(--nis2-spacing-sm);
    border-bottom: 1px solid var(--nis2-border-light);
}

.nis2-card-title {
    font-size: var(--nis2-font-size-lg);
    font-weight: 600;
    margin: 0;
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.nis2-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--nis2-spacing-xs);
    padding: var(--nis2-spacing-xs) var(--nis2-spacing-md);
    font-size: var(--nis2-font-size-sm);
    font-weight: 500;
    border-radius: var(--nis2-radius);
    border: none;
    cursor: pointer;
    transition: var(--nis2-transition-fast);
    text-decoration: none;
}

.nis2-btn-primary {
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    color: var(--nis2-text-white);
    font-weight: 600;
    padding: 10px 20px;
    font-size: 14px;
    border-radius: 10px;
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.3);
}

.nis2-btn-primary:hover {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
}

.nis2-btn-primary:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.25);
}

.nis2-btn-secondary {
    background-color: var(--nis2-secondary);
    color: var(--nis2-text-white);
}

.nis2-btn-success {
    background-color: var(--nis2-success);
    color: var(--nis2-text-white);
}

.nis2-btn-danger {
    background-color: var(--nis2-danger);
    color: var(--nis2-text-white);
}

.nis2-btn-outline {
    background: transparent;
    color: var(--nis2-text-secondary);
    border: 1.5px solid var(--nis2-border);
}

.nis2-btn-outline:hover {
    background: var(--nis2-bg-main);
    color: var(--nis2-text-primary);
    border-color: var(--nis2-text-secondary);
}

/* ==========================================================================
   Stats Grid
   ========================================================================== */

.nis2-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--nis2-spacing-md);
    margin-bottom: var(--nis2-spacing-lg);
}

.nis2-stat-card {
    background-color: var(--nis2-bg-white);
    border-radius: var(--nis2-radius-lg);
    padding: var(--nis2-spacing-md);
    box-shadow: var(--nis2-shadow);
    display: flex;
    align-items: center;
    gap: var(--nis2-spacing-md);
}

.nis2-stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--nis2-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.nis2-stat-icon.primary { background-color: rgba(37, 99, 235, 0.1); color: var(--nis2-primary); }
.nis2-stat-icon.success { background-color: rgba(16, 185, 129, 0.1); color: var(--nis2-success); }
.nis2-stat-icon.warning { background-color: rgba(245, 158, 11, 0.1); color: var(--nis2-warning); }
.nis2-stat-icon.info { background-color: rgba(85, 85, 85, 0.1); color: var(--nis2-secondary); }
.nis2-stat-icon.danger { background-color: rgba(239, 68, 68, 0.1); color: var(--nis2-danger); }

.nis2-stat-content {
    flex: 1;
}

.nis2-stat-label {
    font-size: var(--nis2-font-size-sm);
    color: var(--nis2-text-secondary);
    margin-bottom: 4px;
}

.nis2-stat-value {
    font-size: var(--nis2-font-size-2xl);
    font-weight: 700;
    color: var(--nis2-text-primary);
}

/* ==========================================================================
   Footer
   ========================================================================== */

.nis2-footer {
    background-color: var(--nis2-bg-white);
    border-top: 1px solid var(--nis2-border);
    padding: var(--nis2-spacing-md) var(--nis2-spacing-lg);
    margin-top: auto;
}

.nis2-footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nis2-footer-info {
    color: var(--nis2-text-secondary);
}

.nis2-footer-info p {
    margin: 0;
    font-size: var(--nis2-font-size-sm);
}

.nis2-footer-version {
    font-size: var(--nis2-font-size-xs);
    color: var(--nis2-text-light);
    margin-top: 4px;
}

.nis2-footer-links {
    display: flex;
    gap: var(--nis2-spacing-md);
}

.nis2-footer-links a {
    color: var(--nis2-text-secondary);
    font-size: var(--nis2-font-size-sm);
}

.nis2-footer-links a:hover {
    color: var(--nis2-primary);
}

/* ==========================================================================
   Misc Components
   ========================================================================== */

.nis2-mobile-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--nis2-text-primary);
    font-size: var(--nis2-font-size-xl);
    cursor: pointer;
}

.nis2-toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
}

.nis2-toast {
    background-color: var(--nis2-bg-white);
    border-radius: var(--nis2-radius);
    box-shadow: var(--nis2-shadow-lg);
    padding: var(--nis2-spacing-md);
    margin-bottom: var(--nis2-spacing-sm);
    min-width: 300px;
    display: flex;
    align-items: center;
    gap: var(--nis2-spacing-sm);
    animation: slideInRight 0.3s ease;
}

.nis2-modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
}

.nis2-modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.nis2-quick-actions-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--nis2-spacing-md);
}

.nis2-quick-action-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--nis2-spacing-md);
    border: 1px solid var(--nis2-border);
    border-radius: var(--nis2-radius);
    text-decoration: none;
    color: var(--nis2-text-primary);
    transition: var(--nis2-transition-fast);
}

.nis2-quick-action-item:hover {
    background-color: var(--nis2-bg-main);
    border-color: var(--nis2-primary);
    transform: translateY(-2px);
}

.nis2-quick-action-item i {
    font-size: var(--nis2-font-size-2xl);
    margin-bottom: var(--nis2-spacing-xs);
    color: var(--nis2-primary);
}

/* ==========================================================================
   Animations
   ========================================================================== */

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-20px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes slideInRight {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes pulseNotification {
    0% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.7); }
    70% { box-shadow: 0 0 0 10px rgba(239, 68, 68, 0); }
    100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0); }
}

.nis2-fade-in {
    animation: fadeIn 0.5s ease;
}

.nis2-pulse {
    animation: pulse 2s infinite;
}

.nis2-spin {
    animation: spin 1s linear infinite;
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */

@media (hover: none) and (pointer: coarse) {
    .nis2-nav {
        scrollbar-width: none;
    }

    .nis2-nav::-webkit-scrollbar {
        width: 0;
        display: none;
    }
}

@supports not selector(::-webkit-scrollbar) {
    .nis2-nav {
        scrollbar-width: thin;
        scrollbar-color: rgba(255, 255, 255, 0.2) transparent;
    }
}

@media (max-width: 1024px) {
    .nis2-sidebar {
        transform: translateX(-100%);
        width: 260px !important;
    }

    .nis2-sidebar.active {
        transform: translateX(0);
        box-shadow: 0 0 30px rgba(0, 0, 0, 0.3);
    }

    .nis2-sidebar-resize {
        display: none;
    }

    .nis2-main {
        margin-left: 0 !important;
    }
    
    .nis2-mobile-toggle {
        display: block;
    }
    
    .nis2-company-name {
        font-size: var(--nis2-font-size-xs);
    }
}

@media (max-width: 768px) {
    .nis2-sidebar {
        background: linear-gradient(135deg, #5a67d8 0%, #6b46c1 100%);
    }
    
    .nis2-stats-grid {
        grid-template-columns: 1fr;
    }
    
    .nis2-content {
        padding: var(--nis2-spacing-md);
    }
    
    .nis2-header {
        padding: var(--nis2-spacing-sm) var(--nis2-spacing-md);
    }
    
    .nis2-header-title {
        font-size: var(--nis2-font-size-xl);
    }
    
    .nis2-header-search {
        display: none;
    }
    
    .nis2-footer-content {
        flex-direction: column;
        gap: var(--nis2-spacing-sm);
        text-align: center;
    }
    
    .nis2-footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .nis2-quick-actions-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .nis2-notifications-dropdown {
        width: calc(100vw - 40px);
        right: -10px;
    }
    
    .nis2-notification-count {
        top: -6px;
        right: -6px;
        min-width: 18px;
        height: 18px;
        font-size: 0.625rem;
    }
}

/* FORMS */
input[type=text],
input[type=email],
input[type=password],
input[type=number],
input[type=date],
input[type=datetime-local],
textarea {
    font-family: Arial, Helvetica, sans-serif !important;
    color: var(--nis2-text-primary) !important;
    background-color: var(--nis2-bg-white) !important;
    border: 1px solid #d1d5db !important;
    padding-top: 10px !important;
    padding-bottom: 10px !important;
    font-size: 16px !important;
    border-radius: 6px !important;
    font-size: 0.875rem !important;
    transition: all var(--nis2-transition) !important;
}

select {
    font-family: Arial, Helvetica, sans-serif !important;
    color: var(--nis2-text-primary) !important;
    background-color: var(--nis2-bg-white) !important;
    border: 1px solid #d1d5db !important;
    padding-top: 10px !important;
    padding-bottom: 10px !important;
    font-size: 16px !important;
    border-radius: 6px !important;
    font-size: 0.875rem !important;
    transition: all var(--nis2-transition) !important;
}

/* ==========================================================================
   Utility Classes
   ========================================================================== */

.nis2-text-center { text-align: center; }
.nis2-text-right { text-align: right; }
.nis2-text-muted { color: var(--nis2-text-secondary); }
.nis2-mt-sm { margin-top: var(--nis2-spacing-sm); }
.nis2-mt-md { margin-top: var(--nis2-spacing-md); }
.nis2-mt-lg { margin-top: var(--nis2-spacing-lg); }
.nis2-mb-sm { margin-bottom: var(--nis2-spacing-sm); }
.nis2-mb-md { margin-bottom: var(--nis2-spacing-md); }
.nis2-mb-lg { margin-bottom: var(--nis2-spacing-lg); }

/* ==========================================================================
   Správa modulů — Module Management Page
   ========================================================================== */

.nis2-modules-section {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: var(--nis2-radius-lg);
    margin-bottom: 1.5rem;
    overflow: hidden;
}

.nis2-modules-section-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 1rem 1.5rem;
    background: #f8fafc;
    border-bottom: 1px solid #e2e8f0;
}

.nis2-modules-section-header h2 {
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
    color: var(--nis2-text-primary);
}

.nis2-modules-section-count {
    font-size: 0.8rem;
    color: var(--nis2-text-secondary);
    margin-left: auto;
}

.nis2-modules-section-drag-handle {
    color: #94a3b8;
    cursor: grab;
    font-size: 14px;
    width: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.2s ease;
}

.nis2-modules-section-drag-handle:hover {
    color: #475569;
}

.nis2-modules-section-drag-handle:active {
    cursor: grabbing;
}

.nis2-modules-list {
    padding: 0.5rem;
    min-height: 40px;
}

.nis2-module-card {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 16px;
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: var(--nis2-radius);
    margin-bottom: 6px;
    transition: all 0.2s ease;
}

.nis2-module-card:last-child {
    margin-bottom: 0;
}

.nis2-module-card:hover {
    border-color: #cbd5e1;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.04);
}

.nis2-module-card.is-hidden {
    opacity: 0.5;
    background: #f8fafc;
}

.nis2-module-card.is-hidden .nis2-module-card-icon {
    background: #e2e8f0;
    color: #94a3b8;
}

.nis2-module-card-drag {
    color: #cbd5e1;
    cursor: grab;
    font-size: 14px;
    width: 16px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.2s ease;
}

.nis2-module-card-drag:hover {
    color: #64748b;
}

.nis2-module-card-drag:active {
    cursor: grabbing;
}

.nis2-module-card-icon {
    width: 42px;
    height: 42px;
    border-radius: var(--nis2-radius);
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    flex-shrink: 0;
}

.nis2-module-card-info {
    flex: 1;
    min-width: 0;
}

.nis2-module-card-name {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--nis2-text-primary);
    margin-bottom: 2px;
}

.nis2-module-card-desc {
    font-size: 0.8rem;
    color: var(--nis2-text-secondary);
}

.nis2-module-card-toggle {
    flex-shrink: 0;
}

/* Toggle Switch */
.nis2-toggle-switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
    cursor: pointer;
}

.nis2-toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.nis2-toggle-slider {
    position: absolute;
    inset: 0;
    background: #cbd5e1;
    border-radius: 24px;
    transition: all 0.25s ease;
}

.nis2-toggle-slider::before {
    content: '';
    position: absolute;
    width: 18px;
    height: 18px;
    left: 3px;
    bottom: 3px;
    background: #ffffff;
    border-radius: 50%;
    transition: transform 0.25s ease;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
}

.nis2-toggle-switch input:checked + .nis2-toggle-slider {
    background: linear-gradient(135deg, #667eea, #764ba2);
}

.nis2-toggle-switch input:checked + .nis2-toggle-slider::before {
    transform: translateX(20px);
}

/* Locked module badge */
.nis2-module-locked-badge {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: #f1f5f9;
    color: #94a3b8;
    font-size: 12px;
}

/* SortableJS states */
.nis2-module-ghost {
    opacity: 0.3;
    background: #f1f5f9 !important;
}

.nis2-module-chosen {
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    transform: scale(1.01);
    z-index: 10;
}

/* Responsive */
@media (max-width: 768px) {
    .nis2-module-card {
        gap: 10px;
        padding: 12px;
    }

    .nis2-module-card-icon {
        width: 36px;
        height: 36px;
        font-size: 14px;
    }

    .nis2-module-card-desc {
        display: none;
    }

    .nis2-modules-section-drag-handle,
    .nis2-module-card-drag {
        width: 28px;
        font-size: 16px;
    }
}

/* ==========================================================================
   Client-side Paging (reusable stránkování pro tabulky/seznamy)
   ========================================================================== */

.nis2-client-paging {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    border-top: 1px solid var(--nis2-border, #e5e7eb);
    font-size: 0.85rem;
    color: var(--nis2-text-secondary, #6b7280);
    gap: 1rem;
    flex-wrap: wrap;
}

.nis2-client-paging-info {
    white-space: nowrap;
}

.nis2-client-paging-nav {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nis2-client-paging-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 32px;
    height: 32px;
    padding: 0 8px;
    border: 1px solid var(--nis2-border, #e5e7eb);
    border-radius: 6px;
    background: var(--nis2-bg-white, #ffffff);
    color: var(--nis2-text-secondary, #6b7280);
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.15s ease;
}

.nis2-client-paging-btn:hover:not(:disabled) {
    background: var(--nis2-bg-hover, #f3f4f6);
    color: var(--nis2-text-primary, #111827);
    border-color: var(--nis2-primary, #7c3aed);
}

.nis2-client-paging-btn:disabled {
    opacity: 0.4;
    cursor: default;
}

.nis2-client-paging-btn.active {
    background: var(--nis2-primary, #7c3aed);
    color: #ffffff;
    border-color: var(--nis2-primary, #7c3aed);
    font-weight: 600;
}

.nis2-client-paging-size {
    display: flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
}

.nis2-client-paging-size select {
    padding: 4px 8px;
    border: 1px solid var(--nis2-border, #e5e7eb);
    border-radius: 6px;
    background: var(--nis2-bg-white, #ffffff);
    color: var(--nis2-text-primary, #111827);
    font-size: 0.8rem;
    cursor: pointer;
}

/* Dark mode */
html.dark-mode .nis2-client-paging { border-top-color: rgba(255,255,255,0.08); }
html.dark-mode .nis2-client-paging-btn { background: rgba(255,255,255,0.05); border-color: rgba(255,255,255,0.1); color: rgba(255,255,255,0.6); }
html.dark-mode .nis2-client-paging-btn:hover:not(:disabled) { background: rgba(255,255,255,0.1); color: #fff; }
html.dark-mode .nis2-client-paging-btn.active { background: var(--nis2-primary, #7c3aed); color: #fff; }
html.dark-mode .nis2-client-paging-size select { background: rgba(255,255,255,0.05); border-color: rgba(255,255,255,0.1); color: #fff; }

/* Responsive */
@media (max-width: 640px) {
    .nis2-client-paging { flex-direction: column; align-items: stretch; text-align: center; }
    .nis2-client-paging-nav { justify-content: center; }
}

/* ==========================================================================
   COLUMN PICKER — Admin column visibility & ordering
   ========================================================================== */

/* Container & button */
/* =============================================
   Column Picker — Button + Modal
   ============================================= */
.nis2-column-picker { position: relative; display: inline-block; vertical-align: middle; }
.nis2-column-picker-btn {
    background: transparent;
    border: 1px solid var(--nis2-border, #e2e8f0);
    border-radius: 6px;
    padding: 6px 10px;
    cursor: pointer;
    color: var(--nis2-text-secondary, #64748b);
    font-size: 0.85rem;
    transition: all 0.15s ease;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}
.nis2-column-picker-btn:hover {
    background: #f8fafc;
    color: #334155;
    border-color: #cbd5e1;
}

/* Overlay */
.nis2-colpicker-overlay {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: rgba(15,23,42,0.45);
    backdrop-filter: blur(2px);
    display: flex;
    align-items: center;
    justify-content: center;
    animation: nis2FadeIn 0.15s ease;
}
body.nis2-colpicker-open { overflow: hidden; }
@keyframes nis2FadeIn { from { opacity: 0; } to { opacity: 1; } }

/* Modal */
.nis2-colpicker-modal {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 8px 40px rgba(0,0,0,0.18);
    width: 360px;
    max-width: calc(100vw - 2rem);
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    animation: nis2SlideUp 0.2s ease;
}
@keyframes nis2SlideUp { from { transform: translateY(20px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }

/* Modal header */
.nis2-colpicker-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 18px;
    border-bottom: 1px solid #f1f5f9;
    flex-shrink: 0;
}
.nis2-colpicker-modal-title {
    font-weight: 600;
    font-size: 0.9rem;
    color: #1e293b;
}
.nis2-colpicker-modal-title i { color: #6366f1; margin-right: 6px; }
.nis2-colpicker-modal-close {
    background: none;
    border: none;
    font-size: 1.4rem;
    color: #94a3b8;
    cursor: pointer;
    line-height: 1;
    padding: 0 2px;
    transition: color 0.15s;
}
.nis2-colpicker-modal-close:hover { color: #ef4444; }

/* Modal body — scrollable list */
.nis2-colpicker-modal-body {
    overflow-y: auto;
    padding: 6px 0;
    flex: 1;
}

/* Modal footer */
.nis2-colpicker-modal-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 18px;
    border-top: 1px solid #f1f5f9;
    flex-shrink: 0;
}
.nis2-colpicker-reset {
    font-size: 0.75rem;
    color: #6366f1;
    text-decoration: none;
}
.nis2-colpicker-reset:hover { text-decoration: underline; }
.nis2-colpicker-done {
    background: #6366f1;
    color: #fff;
    border: none;
    border-radius: 6px;
    padding: 6px 18px;
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.15s;
}
.nis2-colpicker-done:hover { background: #4f46e5; }

/* Item */
.nis2-colpicker-item {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 6px 16px;
    font-size: 0.82rem;
    color: #475569;
    transition: background 0.1s;
}
.nis2-colpicker-item:hover { background: #f8fafc; }
.nis2-colpicker-label {
    display: flex;
    align-items: center;
    gap: 7px;
    cursor: pointer;
    flex: 1;
    user-select: none;
}
.nis2-colpicker-label input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: #6366f1;
    cursor: pointer;
    flex-shrink: 0;
}
.nis2-colpicker-label input[type="checkbox"]:disabled {
    cursor: default;
    opacity: 0.6;
}

/* Drag handle */
.nis2-colpicker-handle {
    width: 16px;
    text-align: center;
    color: #cbd5e1;
    cursor: grab;
    flex-shrink: 0;
    font-size: 0.7rem;
}
.nis2-colpicker-handle--locked {
    cursor: default;
    visibility: hidden;
}

/* Lock icon */
.nis2-colpicker-lock {
    font-size: 0.6rem;
    color: #94a3b8;
    margin-left: 2px;
}

/* Drag ghost */
.nis2-colpicker-ghost {
    opacity: 0.4;
    background: #e0f2fe !important;
    border-radius: 4px;
}

/* Hidden column class */
.nis2-col-hidden { display: none !important; }

/* Empty cell value */
.nis2-cell-empty { color: #cbd5e1; }

/* Dark mode */
html.dark-mode .nis2-column-picker-btn {
    border-color: rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.6);
}
html.dark-mode .nis2-column-picker-btn:hover {
    background: rgba(255,255,255,0.05);
    color: #e2e8f0;
    border-color: rgba(255,255,255,0.2);
}
html.dark-mode .nis2-colpicker-overlay { background: rgba(0,0,0,0.6); }
html.dark-mode .nis2-colpicker-modal {
    background: #1e293b;
    box-shadow: 0 8px 40px rgba(0,0,0,0.5);
}
html.dark-mode .nis2-colpicker-modal-header { border-color: rgba(255,255,255,0.06); }
html.dark-mode .nis2-colpicker-modal-title { color: #e5e7eb; }
html.dark-mode .nis2-colpicker-modal-close { color: #64748b; }
html.dark-mode .nis2-colpicker-modal-close:hover { color: #ef4444; }
html.dark-mode .nis2-colpicker-modal-footer { border-color: rgba(255,255,255,0.06); }
html.dark-mode .nis2-colpicker-item { color: #d1d5db; }
html.dark-mode .nis2-colpicker-item:hover { background: rgba(255,255,255,0.04); }
html.dark-mode .nis2-colpicker-handle { color: #4b5563; }
html.dark-mode .nis2-colpicker-ghost { background: rgba(99,102,241,0.15) !important; }
html.dark-mode .nis2-cell-empty { color: #475569; }

/* Responsive */
@media (max-width: 640px) {
    .nis2-colpicker-modal {
        width: auto;
        margin: 1rem;
        max-height: calc(100vh - 2rem);
    }
}

/* ==========================================================================
   App Settings (Nastavení aplikace — tab na stránce Správa modulů)
   ========================================================================== */

.nis2-settings-group {
    background: var(--nis2-bg-white, #ffffff);
    border: 1px solid var(--nis2-border, #e2e8f0);
    border-radius: var(--nis2-radius-lg, 12px);
    margin-bottom: 1.5rem;
    overflow: hidden;
}

.nis2-settings-group-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--nis2-border, #e2e8f0);
    background: var(--nis2-bg-main, #f8fafc);
}

.nis2-settings-group-header h3 {
    margin: 0 0 0.25rem;
    font-size: 1rem;
    font-weight: 600;
    color: var(--nis2-text-primary, #1e293b);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nis2-settings-group-header h3 i {
    color: var(--nis2-primary, #667eea);
    font-size: 1.1rem;
}

.nis2-settings-group-header p {
    margin: 0;
    font-size: 0.85rem;
    color: var(--nis2-text-secondary, #64748b);
    padding-left: 1.6rem;
}

.nis2-settings-group-body {
    padding: 0;
}

.nis2-setting-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid #f1f5f9;
    transition: background 0.15s ease;
}

.nis2-setting-row:last-child {
    border-bottom: none;
}

.nis2-setting-row:hover {
    background: #fafbfc;
}

.nis2-setting-info {
    flex: 1;
    min-width: 0;
}

.nis2-setting-label {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--nis2-text-primary, #1e293b);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.25rem;
}

.nis2-setting-label i {
    color: var(--nis2-text-secondary, #94a3b8);
    width: 18px;
    text-align: center;
    font-size: 0.9rem;
}

.nis2-setting-desc {
    font-size: 0.8rem;
    color: var(--nis2-text-secondary, #64748b);
    padding-left: 1.625rem;
    line-height: 1.5;
}

.nis2-setting-control {
    flex-shrink: 0;
    margin-left: 1.5rem;
}

/* Dark mode */
.dark-mode .nis2-settings-group {
    background: var(--nis2-bg-dark-card, #1e293b);
    border-color: var(--nis2-border-dark, #334155);
}

.dark-mode .nis2-settings-group-header {
    background: rgba(0, 0, 0, 0.15);
    border-color: var(--nis2-border-dark, #334155);
}

.dark-mode .nis2-setting-row {
    border-color: rgba(255, 255, 255, 0.05);
}

.dark-mode .nis2-setting-row:hover {
    background: rgba(255, 255, 255, 0.03);
}

.dark-mode .nis2-setting-label {
    color: var(--nis2-text-dark, #e2e8f0);
}

.dark-mode .nis2-setting-desc {
    color: var(--nis2-text-secondary-dark, #94a3b8);
}

/* Responsive */
@media (max-width: 768px) {
    .nis2-setting-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }

    .nis2-setting-control {
        margin-left: 0;
        align-self: flex-end;
    }

    .nis2-settings-group-header {
        padding: 1rem;
    }

    .nis2-setting-row {
        padding: 1rem;
    }
}

/* ==========================================================================
   Print Styles
   ========================================================================== */

@media print {
    .nis2-sidebar,
    .nis2-header,
    .nis2-footer,
    .nis2-mobile-toggle,
    .nis2-notifications-wrapper {
        display: none !important;
    }
    
    .nis2-main {
        margin-left: 0 !important;
    }
    
    .nis2-content {
        padding: 0 !important;
    }
}