/**
 * LinkHub Admin Panel — System Design CSS
 * ========================================
 * Panel centralnego zarządzania linkami SEO
 * Schemat kolorów: jasny (light), primary: #4361ee
 *
 * Spis sekcji:
 *  1. Zmienne CSS (custom properties)
 *  2. Reset i typografia
 *  3. Scrollbar
 *  4. Animacje i keyframes
 *  5. Layout (sidebar + main)
 *  6. Sidebar nawigacja
 *  7. Top bar
 *  8. Karty (.card)
 *  9. Tabele (.table)
 * 10. Przyciski (.btn)
 * 11. Formularze (inputs, selects, textareas, checkboxes)
 * 12. Odznaki / Pills (.badge)
 * 13. Alerty (.alert)
 * 14. Toast powiadomienia
 * 15. Modal
 * 16. Paginacja
 * 17. Karty statystyk (dashboard)
 * 18. Spinner ładowania
 * 19. Skeleton loading
 * 20. Pasek postępu
 * 21. Zakładki (.tabs)
 * 22. Dropdown menu
 * 23. Empty state
 * 24. Strona logowania
 * 25. Narzędziowe klasy pomocnicze
 * 26. Responsywność (mobile)
 * 27. Druk (print)
 */

/* ============================================================
   1. ZMIENNE CSS — centralne źródło kolorów i wartości
   ============================================================ */

:root {
    /* Kolory główne */
    --color-primary:        #4361ee;
    --color-primary-dark:   #3451d1;
    --color-primary-light:  #eef0fd;
    --color-primary-hover:  #3a56e4;

    /* Kolory akcentów */
    --color-success:        #22c55e;
    --color-success-light:  #dcfce7;
    --color-success-dark:   #16a34a;

    --color-warning:        #f59e0b;
    --color-warning-light:  #fef3c7;
    --color-warning-dark:   #d97706;

    --color-danger:         #ef4444;
    --color-danger-light:   #fee2e2;
    --color-danger-dark:    #dc2626;

    --color-info:           #06b6d4;
    --color-info-light:     #cffafe;
    --color-info-dark:      #0891b2;

    --color-pending:        #8b5cf6;
    --color-pending-light:  #ede9fe;
    --color-pending-dark:   #7c3aed;

    /* Tło i powierzchnie */
    --bg-body:              #f1f5f9;
    --bg-card:              #ffffff;
    --bg-sidebar:           #ffffff;
    --bg-topbar:            #ffffff;

    /* Tekst */
    --text-primary:         #1e293b;
    --text-secondary:       #64748b;
    --text-muted:           #94a3b8;
    --text-inverse:         #ffffff;

    /* Obramowania */
    --border-color:         #e2e8f0;
    --border-color-focus:   #4361ee;
    --border-radius-sm:     4px;
    --border-radius:        8px;
    --border-radius-lg:     12px;
    --border-radius-xl:     16px;
    --border-radius-full:   9999px;

    /* Cienie */
    --shadow-sm:            0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow:               0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
    --shadow-md:            0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
    --shadow-lg:            0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-primary:       0 4px 14px rgba(67, 97, 238, 0.3);

    /* Wymiary layoutu */
    --sidebar-width:        260px;
    --topbar-height:        60px;

    /* Przejścia */
    --transition:           0.2s ease;
    --transition-slow:      0.3s ease;

    /* Typografia */
    --font-family:          -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-size-xs:         0.75rem;
    --font-size-sm:         0.8125rem;
    --font-size-base:       0.875rem;
    --font-size-md:         1rem;
    --font-size-lg:         1.125rem;
    --font-size-xl:         1.25rem;
    --font-size-2xl:        1.5rem;
    --font-size-3xl:        2rem;

    /* Odstępy */
    --spacing-xs:           4px;
    --spacing-sm:           8px;
    --spacing-md:           16px;
    --spacing-lg:           24px;
    --spacing-xl:           32px;
    --spacing-2xl:          48px;

    /* Z-index */
    --z-sidebar:            100;
    --z-topbar:             200;
    --z-dropdown:           300;
    --z-modal:              400;
    --z-toast:              500;
}

/* ============================================================
   2. RESET I TYPOGRAFIA
   ============================================================ */

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

html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

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

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

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

img {
    max-width: 100%;
    height: auto;
}

ul,
ol {
    list-style: none;
}

h1, h2, h3, h4, h5, h6 {
    line-height: 1.3;
    font-weight: 600;
    color: var(--text-primary);
}

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

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

p:last-child {
    margin-bottom: 0;
}

code {
    font-family: 'JetBrains Mono', 'Fira Code', Consolas, 'Courier New', monospace;
    font-size: 0.85em;
    background: var(--bg-body);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    padding: 1px 6px;
    color: var(--color-primary-dark);
}

pre {
    background: #1e293b;
    color: #e2e8f0;
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    overflow-x: auto;
    font-size: var(--font-size-sm);
}

/* ============================================================
   3. SCROLLBAR — subtelny, cienki
   ============================================================ */

::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: var(--border-radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

/* Firefox */
* {
    scrollbar-width: thin;
    scrollbar-color: #cbd5e1 transparent;
}

/* ============================================================
   4. ANIMACJE I KEYFRAMES
   ============================================================ */

/* Pojawianie się zawartości strony */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Wsuwanie elementów sidebara */
@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-12px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Wsuwanie toastu z prawej */
@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Zanikanie toastu */
@keyframes slideOutRight {
    from {
        opacity: 1;
        transform: translateX(0);
    }
    to {
        opacity: 0;
        transform: translateX(100%);
    }
}

/* Pojawianie modala */
@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(-10px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

/* Obracanie spinnera */
@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Pulsowanie skeleton */
@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}

/* Klasy animacji — można dodać do elementów */
.fade-in {
    animation: fadeIn 0.3s ease both;
}

.slide-in {
    animation: slideIn 0.25s ease both;
}

/* Opóźnienia animacji dla elementów listy */
.slide-in:nth-child(1)  { animation-delay: 0.05s; }
.slide-in:nth-child(2)  { animation-delay: 0.10s; }
.slide-in:nth-child(3)  { animation-delay: 0.15s; }
.slide-in:nth-child(4)  { animation-delay: 0.20s; }
.slide-in:nth-child(5)  { animation-delay: 0.25s; }
.slide-in:nth-child(6)  { animation-delay: 0.30s; }

/* ============================================================
   5. LAYOUT — sidebar + main content
   ============================================================ */

.layout {
    display: flex;
    min-height: 100vh;
}

/* Obszar główny — przesunięty o szerokość sidebara */
.main-wrapper {
    flex: 1;
    margin-left: var(--sidebar-width);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    transition: margin-left var(--transition-slow);
}

/* Główna zawartość strony */
.main-content {
    flex: 1;
    padding: var(--spacing-lg);
    padding-top: calc(var(--topbar-height) + var(--spacing-lg));
    animation: fadeIn 0.3s ease both;
}

/* Nagłówek sekcji strony */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.page-header h1 {
    font-size: var(--font-size-xl);
    font-weight: 700;
}

.page-header p {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    margin-top: 2px;
    margin-bottom: 0;
}

.page-title-group {
    display: flex;
    flex-direction: column;
}

/* Siatka treści */
.content-grid {
    display: grid;
    gap: var(--spacing-lg);
}

.content-grid-2 { grid-template-columns: repeat(2, 1fr); }
.content-grid-3 { grid-template-columns: repeat(3, 1fr); }
.content-grid-4 { grid-template-columns: repeat(4, 1fr); }

/* ============================================================
   6. SIDEBAR NAWIGACJA
   ============================================================ */

.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border-color);
    z-index: var(--z-sidebar);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    overflow-x: hidden;
    transition: transform var(--transition-slow), width var(--transition-slow);
}

/* Logo / nazwa aplikacji */
.sidebar-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    height: var(--topbar-height);
    border-bottom: 1px solid var(--border-color);
    text-decoration: none;
    flex-shrink: 0;
}

.sidebar-logo-icon {
    width: 32px;
    height: 32px;
    background: var(--color-primary);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 16px;
    font-weight: 700;
    flex-shrink: 0;
}

.sidebar-logo-text {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.3px;
}

.sidebar-logo-text span {
    color: var(--color-primary);
}

/* Obszar nawigacji */
.sidebar-nav {
    flex: 1;
    padding: var(--spacing-md) 0;
    overflow-y: auto;
}

/* Sekcja z nagłówkiem */
.nav-section {
    margin-bottom: var(--spacing-sm);
}

.nav-section-label {
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--text-muted);
    padding: var(--spacing-sm) var(--spacing-lg);
    margin-top: var(--spacing-sm);
}

/* Separator sekcji */
.nav-divider {
    height: 1px;
    background: var(--border-color);
    margin: var(--spacing-sm) var(--spacing-lg);
}

/* Pojedynczy element nawigacji */
.nav-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 10px var(--spacing-lg);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    font-weight: 500;
    cursor: pointer;
    transition: color var(--transition), background var(--transition);
    position: relative;
    text-decoration: none;
    border-left: 3px solid transparent;
    margin: 1px 0;
}

.nav-item:hover {
    color: var(--color-primary);
    background: var(--color-primary-light);
}

/* Stan aktywny — zaznaczony element */
.nav-item.active {
    color: var(--color-primary);
    background: var(--color-primary-light);
    border-left-color: var(--color-primary);
    font-weight: 600;
}

/* Ikona przy elemencie nav (miejsce na ikonę z font-awesome lub emoji) */
.nav-item .nav-icon {
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    flex-shrink: 0;
    opacity: 0.7;
    transition: opacity var(--transition);
}

.nav-item:hover .nav-icon,
.nav-item.active .nav-icon {
    opacity: 1;
}

/* Odznaka licznika przy elemencie nav */
.nav-badge {
    margin-left: auto;
    background: var(--color-primary);
    color: white;
    font-size: 10px;
    font-weight: 700;
    padding: 1px 6px;
    border-radius: var(--border-radius-full);
    min-width: 18px;
    text-align: center;
}

.nav-badge.warning {
    background: var(--color-warning);
}

.nav-badge.danger {
    background: var(--color-danger);
}

/* Stopka sidebara — info o użytkowniku */
.sidebar-footer {
    padding: var(--spacing-md) var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    flex-shrink: 0;
}

.sidebar-footer-avatar {
    width: 32px;
    height: 32px;
    border-radius: var(--border-radius-full);
    background: var(--color-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-sm);
    font-weight: 700;
    flex-shrink: 0;
}

.sidebar-footer-info {
    flex: 1;
    overflow: hidden;
}

.sidebar-footer-name {
    font-size: var(--font-size-sm);
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar-footer-role {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

/* Przycisk zwijania sidebara (dla mobile) */
.sidebar-toggle {
    display: none;
    position: fixed;
    top: 14px;
    left: 16px;
    z-index: calc(var(--z-sidebar) + 10);
    width: 32px;
    height: 32px;
    background: var(--color-primary);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    transition: background var(--transition);
    box-shadow: var(--shadow-md);
}

.sidebar-toggle:hover {
    background: var(--color-primary-dark);
}

/* Nakładka tła przy otwartym sidebarze na mobile */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: calc(var(--z-sidebar) - 1);
    backdrop-filter: blur(2px);
}

/* ============================================================
   7. TOP BAR — pasek górny
   ============================================================ */

.topbar {
    position: fixed;
    top: 0;
    left: var(--sidebar-width);
    right: 0;
    height: var(--topbar-height);
    background: var(--bg-topbar);
    border-bottom: 1px solid var(--border-color);
    z-index: var(--z-topbar);
    display: flex;
    align-items: center;
    padding: 0 var(--spacing-lg);
    gap: var(--spacing-md);
    transition: left var(--transition-slow);
    box-shadow: var(--shadow-sm);
}

.topbar-title {
    font-size: var(--font-size-md);
    font-weight: 600;
    color: var(--text-primary);
}

.topbar-spacer {
    flex: 1;
}

.topbar-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

/* Przycisk akcji w topbarze (np. dzwonek, profil) */
.topbar-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: transparent;
    border-radius: var(--border-radius);
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 18px;
    transition: background var(--transition), color var(--transition);
    position: relative;
}

.topbar-btn:hover {
    background: var(--bg-body);
    color: var(--text-primary);
}

/* Czerwona kropka powiadomienia */
.topbar-btn .notification-dot {
    position: absolute;
    top: 6px;
    right: 6px;
    width: 7px;
    height: 7px;
    background: var(--color-danger);
    border-radius: var(--border-radius-full);
    border: 1.5px solid white;
}

/* Breadcrumb w topbarze */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

.breadcrumb-item + .breadcrumb-item::before {
    content: '/';
    color: var(--border-color);
    margin-right: 6px;
}

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

.breadcrumb-item a:hover {
    color: var(--color-primary);
}

.breadcrumb-item.active {
    color: var(--text-primary);
    font-weight: 500;
}

/* ============================================================
   8. KARTY (.card)
   ============================================================ */

.card {
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: box-shadow var(--transition);
}

.card:hover {
    box-shadow: var(--shadow);
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.card-title {
    font-size: var(--font-size-md);
    font-weight: 600;
    color: var(--text-primary);
}

.card-subtitle {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-top: 2px;
}

.card-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    flex-shrink: 0;
}

.card-body {
    padding: var(--spacing-lg);
}

.card-body-sm {
    padding: var(--spacing-md);
}

.card-footer {
    padding: var(--spacing-md) var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    background: var(--bg-body);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

/* Wariant bez obramowania */
.card-flat {
    border: none;
    box-shadow: none;
    border-radius: var(--border-radius);
}

/* ============================================================
   9. TABELE (.table)
   ============================================================ */

.table-wrapper {
    overflow-x: auto;
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
}

.table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--font-size-sm);
}

.table thead th {
    background: var(--bg-body);
    padding: 11px var(--spacing-md);
    text-align: left;
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
    white-space: nowrap;
    user-select: none;
}

/* Sortowalne kolumny */
.table thead th.sortable {
    cursor: pointer;
    transition: color var(--transition);
}

.table thead th.sortable:hover {
    color: var(--color-primary);
}

.table thead th.sort-asc::after  { content: ' ↑'; color: var(--color-primary); }
.table thead th.sort-desc::after { content: ' ↓'; color: var(--color-primary); }

.table tbody td {
    padding: 12px var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
    vertical-align: middle;
}

.table tbody tr:last-child td {
    border-bottom: none;
}

/* Efekt hover na wierszu */
.table tbody tr {
    transition: background var(--transition);
}

.table tbody tr:hover {
    background: var(--color-primary-light);
}

/* Wariant zebra (naprzemienne tło) */
.table-striped tbody tr:nth-child(even) {
    background: #f8fafc;
}

.table-striped tbody tr:nth-child(even):hover {
    background: var(--color-primary-light);
}

/* Kompaktowy wariant */
.table-compact thead th,
.table-compact tbody td {
    padding: 8px var(--spacing-md);
}

/* Kolumna akcji — wyrównana do prawej */
.table .actions-col {
    text-align: right;
    white-space: nowrap;
}

.table .text-center { text-align: center; }
.table .text-right  { text-align: right; }
.table .text-muted  { color: var(--text-muted); }

/* Zaznaczony wiersz */
.table tbody tr.selected {
    background: var(--color-primary-light) !important;
}

/* Monospace w komórkach (np. URL, token) */
.table .cell-mono {
    font-family: 'JetBrains Mono', Consolas, monospace;
    font-size: var(--font-size-xs);
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ============================================================
   10. PRZYCISKI (.btn)
   ============================================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 16px;
    font-size: var(--font-size-sm);
    font-weight: 500;
    font-family: var(--font-family);
    border-radius: var(--border-radius);
    border: 1px solid transparent;
    cursor: pointer;
    text-decoration: none;
    transition: background var(--transition), color var(--transition),
                border-color var(--transition), box-shadow var(--transition),
                transform var(--transition);
    white-space: nowrap;
    user-select: none;
    line-height: 1.4;
    vertical-align: middle;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn:active {
    transform: translateY(0);
}

.btn:disabled,
.btn.disabled {
    opacity: 0.55;
    cursor: not-allowed;
    transform: none;
    pointer-events: none;
}

/* Warianty kolorystyczne */
.btn-primary {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
    box-shadow: var(--shadow-primary);
}

.btn-primary:hover {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    box-shadow: 0 6px 16px rgba(67, 97, 238, 0.4);
    color: white;
}

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

.btn-success:hover {
    background: var(--color-success-dark);
    border-color: var(--color-success-dark);
    color: white;
}

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

.btn-danger:hover {
    background: var(--color-danger-dark);
    border-color: var(--color-danger-dark);
    color: white;
}

.btn-warning {
    background: var(--color-warning);
    color: white;
    border-color: var(--color-warning);
}

.btn-warning:hover {
    background: var(--color-warning-dark);
    border-color: var(--color-warning-dark);
    color: white;
}

.btn-info {
    background: var(--color-info);
    color: white;
    border-color: var(--color-info);
}

.btn-info:hover {
    background: var(--color-info-dark);
    color: white;
}

/* Przycisk neutralny */
.btn-secondary {
    background: white;
    color: var(--text-primary);
    border-color: var(--border-color);
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    background: var(--bg-body);
    border-color: #cbd5e1;
    color: var(--text-primary);
}

/* Warianty outline — tylko obramowanie */
.btn-outline {
    background: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn-outline:hover {
    background: var(--color-primary);
    color: white;
}

.btn-outline-danger {
    background: transparent;
    color: var(--color-danger);
    border-color: var(--color-danger);
}

.btn-outline-danger:hover {
    background: var(--color-danger);
    color: white;
}

/* Wariant ghost — bez tła */
.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    border-color: transparent;
}

.btn-ghost:hover {
    background: var(--bg-body);
    color: var(--text-primary);
}

/* Rozmiary przycisków */
.btn-sm {
    padding: 5px 11px;
    font-size: var(--font-size-xs);
    border-radius: var(--border-radius-sm);
}

.btn-lg {
    padding: 11px 22px;
    font-size: var(--font-size-md);
    border-radius: var(--border-radius-lg);
}

/* Przycisk zajmujący całą szerokość */
.btn-block {
    width: 100%;
}

/* Tylko ikona */
.btn-icon {
    width: 34px;
    height: 34px;
    padding: 0;
    border-radius: var(--border-radius);
}

.btn-icon.btn-sm {
    width: 28px;
    height: 28px;
}

/* Spinner w przycisku (ładowanie) */
.btn .spinner-inline {
    width: 14px;
    height: 14px;
    border: 2px solid rgba(255,255,255,0.35);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
    display: inline-block;
}

/* Grupowanie przycisków */
.btn-group {
    display: inline-flex;
    gap: 0;
}

.btn-group .btn {
    border-radius: 0;
}

.btn-group .btn:first-child {
    border-radius: var(--border-radius) 0 0 var(--border-radius);
}

.btn-group .btn:last-child {
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
}

.btn-group .btn:not(:first-child) {
    border-left-width: 0;
}

/* ============================================================
   11. FORMULARZE
   ============================================================ */

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.form-label .required {
    color: var(--color-danger);
    margin-left: 2px;
}

/* Wspólne style dla pól tekstowych */
.form-control {
    display: block;
    width: 100%;
    padding: 9px 13px;
    font-size: var(--font-size-sm);
    font-family: var(--font-family);
    color: var(--text-primary);
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    transition: border-color var(--transition), box-shadow var(--transition);
    line-height: 1.5;
    appearance: none;
    -webkit-appearance: none;
}

.form-control:hover {
    border-color: #cbd5e1;
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.15);
}

.form-control::placeholder {
    color: var(--text-muted);
}

.form-control:disabled,
.form-control[readonly] {
    background: var(--bg-body);
    color: var(--text-secondary);
    cursor: not-allowed;
}

/* Textarea */
textarea.form-control {
    min-height: 100px;
    resize: vertical;
}

/* Select */
select.form-control {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
    padding-right: 36px;
    cursor: pointer;
}

/* Stany walidacji */
.form-control.is-valid {
    border-color: var(--color-success);
}

.form-control.is-valid:focus {
    box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.15);
}

.form-control.is-invalid {
    border-color: var(--color-danger);
}

.form-control.is-invalid:focus {
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.15);
}

.form-feedback {
    font-size: var(--font-size-xs);
    margin-top: 4px;
}

.form-feedback.valid   { color: var(--color-success-dark); }
.form-feedback.invalid { color: var(--color-danger); }

.form-hint {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    margin-top: 4px;
}

/* Pole z prefiksem lub sufiksem (np. https://, .pl) */
.input-group {
    display: flex;
    align-items: stretch;
}

.input-group .form-control {
    flex: 1;
    border-radius: 0;
}

.input-group .form-control:first-child {
    border-radius: var(--border-radius) 0 0 var(--border-radius);
}

.input-group .form-control:last-child {
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
}

.input-addon {
    display: flex;
    align-items: center;
    padding: 0 12px;
    background: var(--bg-body);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    white-space: nowrap;
    flex-shrink: 0;
}

.input-addon:first-child {
    border-right: none;
    border-radius: var(--border-radius) 0 0 var(--border-radius);
}

.input-addon:last-child {
    border-left: none;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
}

/* Checkbox i radio */
.form-check {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    user-select: none;
    margin-bottom: var(--spacing-sm);
}

.form-check input[type="checkbox"],
.form-check input[type="radio"] {
    width: 16px;
    height: 16px;
    cursor: pointer;
    accent-color: var(--color-primary);
    flex-shrink: 0;
}

.form-check-label {
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    cursor: pointer;
}

/* Toggle switch */
.toggle-switch {
    position: relative;
    display: inline-flex;
    align-items: center;
    cursor: pointer;
    gap: var(--spacing-sm);
}

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

.toggle-slider {
    width: 40px;
    height: 22px;
    background: #cbd5e1;
    border-radius: var(--border-radius-full);
    position: relative;
    transition: background var(--transition);
    flex-shrink: 0;
}

.toggle-slider::after {
    content: '';
    position: absolute;
    top: 3px;
    left: 3px;
    width: 16px;
    height: 16px;
    background: white;
    border-radius: 50%;
    transition: transform var(--transition);
    box-shadow: var(--shadow-sm);
}

.toggle-switch input:checked + .toggle-slider {
    background: var(--color-primary);
}

.toggle-switch input:checked + .toggle-slider::after {
    transform: translateX(18px);
}

.toggle-label {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-primary);
}

/* Wiersz formularza (dwie kolumny) */
.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.form-row-3 {
    grid-template-columns: repeat(3, 1fr);
}

/* ============================================================
   12. ODZNAKI / PILLS (.badge)
   ============================================================ */

.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 9px;
    font-size: var(--font-size-xs);
    font-weight: 600;
    border-radius: var(--border-radius-full);
    white-space: nowrap;
    line-height: 1.5;
}

/* Warianty kolorów */
.badge-primary {
    background: var(--color-primary-light);
    color: var(--color-primary-dark);
}

.badge-success {
    background: var(--color-success-light);
    color: var(--color-success-dark);
}

.badge-warning {
    background: var(--color-warning-light);
    color: var(--color-warning-dark);
}

.badge-danger {
    background: var(--color-danger-light);
    color: var(--color-danger-dark);
}

.badge-info {
    background: var(--color-info-light);
    color: var(--color-info-dark);
}

.badge-pending {
    background: var(--color-pending-light);
    color: var(--color-pending-dark);
}

.badge-neutral {
    background: #f1f5f9;
    color: var(--text-secondary);
}

/* Wariant pełny (wypełniony) */
.badge-solid-primary  { background: var(--color-primary);  color: white; }
.badge-solid-success  { background: var(--color-success);  color: white; }
.badge-solid-danger   { background: var(--color-danger);   color: white; }
.badge-solid-warning  { background: var(--color-warning);  color: white; }
.badge-solid-info     { background: var(--color-info);     color: white; }
.badge-solid-pending  { background: var(--color-pending);  color: white; }

/* Mała kropka statusu */
.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
    flex-shrink: 0;
}

.status-dot.active   { background: var(--color-success); }
.status-dot.inactive { background: var(--color-danger); }
.status-dot.pending  { background: var(--color-warning); }

/* ============================================================
   13. ALERTY (.alert)
   ============================================================ */

.alert {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius);
    border-left: 4px solid transparent;
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-md);
}

.alert-icon {
    font-size: 18px;
    flex-shrink: 0;
    margin-top: 1px;
}

.alert-content {
    flex: 1;
}

.alert-title {
    font-weight: 600;
    margin-bottom: 2px;
}

.alert-close {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 16px;
    color: inherit;
    opacity: 0.6;
    padding: 0;
    flex-shrink: 0;
    transition: opacity var(--transition);
}

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

/* Warianty alertów */
.alert-success {
    background: var(--color-success-light);
    border-left-color: var(--color-success);
    color: var(--color-success-dark);
}

.alert-error {
    background: var(--color-danger-light);
    border-left-color: var(--color-danger);
    color: var(--color-danger-dark);
}

.alert-warning {
    background: var(--color-warning-light);
    border-left-color: var(--color-warning);
    color: var(--color-warning-dark);
}

.alert-info {
    background: var(--color-info-light);
    border-left-color: var(--color-info);
    color: var(--color-info-dark);
}

/* ============================================================
   14. TOAST POWIADOMIENIA
   ============================================================ */

/* Kontener toastów — stały, prawy górny róg */
.toast-container {
    position: fixed;
    top: calc(var(--topbar-height) + var(--spacing-md));
    right: var(--spacing-lg);
    z-index: var(--z-toast);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    pointer-events: none;
    max-width: 360px;
    width: calc(100% - 2 * var(--spacing-lg));
}

.toast {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    border-left: 4px solid var(--color-primary);
    pointer-events: all;
    animation: slideInRight 0.25s ease both;
    min-width: 280px;
}

.toast.toast-hiding {
    animation: slideOutRight 0.25s ease both;
}

.toast-success { border-left-color: var(--color-success); }
.toast-error   { border-left-color: var(--color-danger); }
.toast-warning { border-left-color: var(--color-warning); }
.toast-info    { border-left-color: var(--color-info); }

.toast-icon {
    font-size: 20px;
    flex-shrink: 0;
}

.toast-body {
    flex: 1;
}

.toast-title {
    font-weight: 600;
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    margin-bottom: 2px;
}

.toast-message {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    line-height: 1.4;
}

.toast-close {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-muted);
    font-size: 16px;
    padding: 0;
    flex-shrink: 0;
    transition: color var(--transition);
    line-height: 1;
}

.toast-close:hover {
    color: var(--text-primary);
}

/* Pasek czasu życia toastu */
.toast-progress {
    height: 3px;
    background: var(--border-color);
    border-radius: 0 0 var(--border-radius-lg) var(--border-radius-lg);
    margin: var(--spacing-sm) calc(-1 * var(--spacing-md)) calc(-1 * var(--spacing-md));
    overflow: hidden;
}

.toast-progress-bar {
    height: 100%;
    background: var(--color-primary);
    transition: width linear;
}

/* ============================================================
   15. MODAL
   ============================================================ */

/* Tło/nakładka modala */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.5);
    z-index: var(--z-modal);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    backdrop-filter: blur(3px);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-slow), visibility var(--transition-slow);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Okno modala */
.modal {
    background: white;
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 520px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transform: scale(0.95) translateY(-10px);
    transition: transform var(--transition-slow);
}

.modal-overlay.active .modal {
    transform: scale(1) translateY(0);
    animation: modalFadeIn 0.25s ease both;
}

/* Rozmiary modala */
.modal-sm { max-width: 360px; }
.modal-lg { max-width: 720px; }
.modal-xl { max-width: 960px; }

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.modal-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
}

.modal-close {
    width: 30px;
    height: 30px;
    background: var(--bg-body);
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: background var(--transition), color var(--transition);
}

.modal-close:hover {
    background: var(--color-danger-light);
    color: var(--color-danger);
}

.modal-body {
    padding: var(--spacing-lg);
    overflow-y: auto;
    flex: 1;
}

.modal-footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    flex-shrink: 0;
}

/* Modal potwierdzenia (danger) */
.modal-confirm-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin: 0 auto var(--spacing-md);
}

.modal-confirm-icon.danger {
    background: var(--color-danger-light);
    color: var(--color-danger);
}

.modal-confirm-icon.warning {
    background: var(--color-warning-light);
    color: var(--color-warning);
}

/* ============================================================
   16. PAGINACJA (.pagination)
   ============================================================ */

.pagination {
    display: flex;
    align-items: center;
    gap: 4px;
    flex-wrap: wrap;
}

.page-item {
    display: inline-flex;
}

.page-link {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 34px;
    height: 34px;
    padding: 0 10px;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    cursor: pointer;
    text-decoration: none;
    transition: background var(--transition), color var(--transition),
                border-color var(--transition);
    user-select: none;
}

.page-link:hover {
    background: var(--color-primary-light);
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.page-item.active .page-link {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
    font-weight: 600;
    box-shadow: var(--shadow-primary);
}

.page-item.disabled .page-link {
    opacity: 0.45;
    cursor: not-allowed;
    pointer-events: none;
}

/* Info paginacji (np. "Wyniki 1-10 z 243") */
.pagination-info {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

/* Wrapper paginacji z info */
.pagination-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    padding-top: var(--spacing-md);
}

/* ============================================================
   17. KARTY STATYSTYK (dashboard stat cards)
   ============================================================ */

.stat-card {
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
    padding: var(--spacing-lg);
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--spacing-md);
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition), transform var(--transition);
}

.stat-card:hover {
    box-shadow: var(--shadow);
    transform: translateY(-2px);
}

.stat-card-info {
    flex: 1;
}

.stat-card-label {
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    margin-bottom: var(--spacing-sm);
}

.stat-card-value {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.1;
    margin-bottom: 6px;
}

.stat-card-change {
    font-size: var(--font-size-xs);
    display: flex;
    align-items: center;
    gap: 4px;
}

.stat-card-change.up   { color: var(--color-success-dark); }
.stat-card-change.down { color: var(--color-danger); }

/* Ikona karty statystyk */
.stat-card-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    flex-shrink: 0;
}

.stat-card-icon.primary  { background: var(--color-primary-light);  color: var(--color-primary); }
.stat-card-icon.success  { background: var(--color-success-light);  color: var(--color-success-dark); }
.stat-card-icon.warning  { background: var(--color-warning-light);  color: var(--color-warning-dark); }
.stat-card-icon.danger   { background: var(--color-danger-light);   color: var(--color-danger); }
.stat-card-icon.info     { background: var(--color-info-light);     color: var(--color-info-dark); }
.stat-card-icon.pending  { background: var(--color-pending-light);  color: var(--color-pending); }

/* Siatka kart statystyk */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

/* ============================================================
   18. SPINNER ŁADOWANIA
   ============================================================ */

.spinner {
    display: inline-block;
    width: 36px;
    height: 36px;
    border: 3px solid var(--border-color);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

.spinner-sm {
    width: 20px;
    height: 20px;
    border-width: 2px;
}

.spinner-lg {
    width: 52px;
    height: 52px;
    border-width: 4px;
}

/* Centralny spinner strony */
.spinner-page {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    min-height: 200px;
    color: var(--text-muted);
    font-size: var(--font-size-sm);
}

/* ============================================================
   19. SKELETON LOADING
   ============================================================ */

/* Bazowy styl skeleton */
.skeleton {
    background: linear-gradient(
        90deg,
        #f1f5f9 25%,
        #e2e8f0 50%,
        #f1f5f9 75%
    );
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--border-radius);
}

/* Linia tekstowa skeleton */
.skeleton-text {
    height: 14px;
    margin-bottom: 8px;
    border-radius: var(--border-radius-full);
}

.skeleton-text:last-child {
    width: 65%;
}

/* Tytuł skeleton */
.skeleton-title {
    height: 20px;
    width: 40%;
    margin-bottom: var(--spacing-md);
    border-radius: var(--border-radius-full);
}

/* Cała karta skeleton */
.skeleton-card {
    background: white;
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
    padding: var(--spacing-lg);
}

.skeleton-card-header {
    height: 16px;
    width: 35%;
    margin-bottom: var(--spacing-md);
}

.skeleton-card-line {
    height: 12px;
    margin-bottom: 8px;
}

.skeleton-card-line:last-child {
    width: 55%;
}

/* Okrągły skeleton (np. avatar) */
.skeleton-circle {
    border-radius: 50%;
    width: 40px;
    height: 40px;
    flex-shrink: 0;
}

/* Wiersz tabeli skeleton */
.skeleton-row {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    padding: 12px var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

/* ============================================================
   20. PASEK POSTĘPU (.progress-bar)
   ============================================================ */

.progress {
    height: 8px;
    background: var(--border-color);
    border-radius: var(--border-radius-full);
    overflow: hidden;
}

.progress-sm { height: 4px; }
.progress-lg { height: 12px; }

.progress-bar {
    height: 100%;
    background: var(--color-primary);
    border-radius: var(--border-radius-full);
    transition: width 0.5s ease;
    position: relative;
    overflow: hidden;
}

/* Animacja paska przy ładowaniu */
.progress-bar.animated::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(255,255,255,0.35) 50%,
        transparent 100%
    );
    animation: shimmer 1.5s infinite;
    background-size: 200% 100%;
}

/* Kolory paska postępu */
.progress-bar-success { background: var(--color-success); }
.progress-bar-warning { background: var(--color-warning); }
.progress-bar-danger  { background: var(--color-danger); }
.progress-bar-info    { background: var(--color-info); }

/* Wrapper z etykietą */
.progress-labeled {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.progress-labeled .progress {
    flex: 1;
}

.progress-label {
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--text-secondary);
    min-width: 36px;
    text-align: right;
}

/* ============================================================
   21. ZAKŁADKI (.tabs)
   ============================================================ */

.tabs {
    display: flex;
    border-bottom: 2px solid var(--border-color);
    gap: 0;
    overflow-x: auto;
    scrollbar-width: none;
}

.tabs::-webkit-scrollbar {
    display: none;
}

.tab {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 18px;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    white-space: nowrap;
    transition: color var(--transition), border-color var(--transition);
    text-decoration: none;
    user-select: none;
    background: none;
    border-top: none;
    border-left: none;
    border-right: none;
    font-family: var(--font-family);
}

.tab:hover {
    color: var(--color-primary);
}

.tab.tab-active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
    font-weight: 600;
}

/* Treść zakładki */
.tab-content {
    display: none;
    padding-top: var(--spacing-lg);
    animation: fadeIn 0.2s ease both;
}

.tab-content.active {
    display: block;
}

/* Zakładki w formie kart (pill tabs) */
.tabs-pills {
    border-bottom: none;
    background: var(--bg-body);
    padding: 4px;
    border-radius: var(--border-radius-lg);
    display: inline-flex;
    gap: 2px;
}

.tabs-pills .tab {
    border-radius: var(--border-radius);
    border: none;
    padding: 7px 16px;
    margin-bottom: 0;
}

.tabs-pills .tab.tab-active {
    background: white;
    box-shadow: var(--shadow-sm);
    border: none;
}

/* ============================================================
   22. DROPDOWN MENU
   ============================================================ */

.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 6px);
    right: 0;
    min-width: 180px;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    z-index: var(--z-dropdown);
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-6px);
    transition: opacity var(--transition), visibility var(--transition),
                transform var(--transition);
}

.dropdown-menu.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu.dropdown-left {
    left: 0;
    right: auto;
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 9px var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    cursor: pointer;
    transition: background var(--transition), color var(--transition);
    text-decoration: none;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
    font-family: var(--font-family);
}

.dropdown-item:hover {
    background: var(--color-primary-light);
    color: var(--color-primary);
}

.dropdown-item.danger {
    color: var(--color-danger);
}

.dropdown-item.danger:hover {
    background: var(--color-danger-light);
    color: var(--color-danger-dark);
}

.dropdown-divider {
    height: 1px;
    background: var(--border-color);
    margin: 4px 0;
}

.dropdown-header {
    padding: 6px var(--spacing-md);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
}

/* ============================================================
   23. EMPTY STATE — pusta lista / brak wyników
   ============================================================ */

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--spacing-2xl) var(--spacing-lg);
    color: var(--text-muted);
}

.empty-state-icon {
    font-size: 56px;
    margin-bottom: var(--spacing-md);
    opacity: 0.5;
    line-height: 1;
}

.empty-state-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.empty-state-text {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    max-width: 380px;
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

/* ============================================================
   24. STRONA LOGOWANIA
   ============================================================ */

.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, #4361ee 0%, #3451d1 40%, #2d3da8 100%);
    position: relative;
    overflow: hidden;
}

/* Dekoracyjne kółka w tle */
.login-page::before,
.login-page::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
}

.login-page::before {
    width: 500px;
    height: 500px;
    top: -150px;
    right: -150px;
}

.login-page::after {
    width: 350px;
    height: 350px;
    bottom: -100px;
    left: -100px;
}

/* Karta logowania */
.login-card {
    background: white;
    border-radius: var(--border-radius-xl);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.25);
    padding: var(--spacing-2xl);
    width: 100%;
    max-width: 420px;
    position: relative;
    z-index: 1;
    animation: fadeIn 0.4s ease both;
}

.login-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
}

.login-logo-icon {
    width: 44px;
    height: 44px;
    background: var(--color-primary);
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 22px;
    font-weight: 700;
}

.login-logo-text {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--text-primary);
}

.login-logo-text span {
    color: var(--color-primary);
}

.login-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-sm);
}

.login-subtitle {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

/* Pole input z ikoną (strona logowania) */
.input-icon-wrapper {
    position: relative;
}

.input-icon-wrapper .form-control {
    padding-left: 42px;
}

.input-icon-wrapper .input-icon {
    position: absolute;
    left: 13px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 16px;
    pointer-events: none;
    transition: color var(--transition);
}

.input-icon-wrapper:focus-within .input-icon {
    color: var(--color-primary);
}

/* Przycisk pokazywania hasła */
.password-toggle {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-muted);
    font-size: 16px;
    padding: 4px;
    border-radius: var(--border-radius-sm);
    transition: color var(--transition);
}

.password-toggle:hover {
    color: var(--text-primary);
}

/* ============================================================
   25. NARZĘDZIOWE KLASY POMOCNICZE
   ============================================================ */

/* Tekst */
.text-primary   { color: var(--text-primary) !important; }
.text-secondary { color: var(--text-secondary) !important; }
.text-muted     { color: var(--text-muted) !important; }
.text-danger    { color: var(--color-danger) !important; }
.text-success   { color: var(--color-success-dark) !important; }
.text-warning   { color: var(--color-warning-dark) !important; }
.text-info      { color: var(--color-info-dark) !important; }
.text-blue      { color: var(--color-primary) !important; }

.text-left   { text-align: left !important; }
.text-center { text-align: center !important; }
.text-right  { text-align: right !important; }

.text-xs   { font-size: var(--font-size-xs) !important; }
.text-sm   { font-size: var(--font-size-sm) !important; }
.text-base { font-size: var(--font-size-base) !important; }
.text-md   { font-size: var(--font-size-md) !important; }
.text-lg   { font-size: var(--font-size-lg) !important; }

.font-normal { font-weight: 400 !important; }
.font-medium { font-weight: 500 !important; }
.font-semi   { font-weight: 600 !important; }
.font-bold   { font-weight: 700 !important; }

.text-truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.text-break {
    word-break: break-all;
}

/* Marginy i paddingi */
.mt-0 { margin-top: 0 !important; }
.mt-1 { margin-top: var(--spacing-xs) !important; }
.mt-2 { margin-top: var(--spacing-sm) !important; }
.mt-3 { margin-top: var(--spacing-md) !important; }
.mt-4 { margin-top: var(--spacing-lg) !important; }

.mb-0 { margin-bottom: 0 !important; }
.mb-1 { margin-bottom: var(--spacing-xs) !important; }
.mb-2 { margin-bottom: var(--spacing-sm) !important; }
.mb-3 { margin-bottom: var(--spacing-md) !important; }
.mb-4 { margin-bottom: var(--spacing-lg) !important; }

.me-1 { margin-right: var(--spacing-xs) !important; }
.me-2 { margin-right: var(--spacing-sm) !important; }

.ms-auto { margin-left: auto !important; }

/* Flexbox */
.d-flex          { display: flex !important; }
.d-inline-flex   { display: inline-flex !important; }
.d-block         { display: block !important; }
.d-none          { display: none !important; }

.align-center    { align-items: center !important; }
.justify-between { justify-content: space-between !important; }
.justify-end     { justify-content: flex-end !important; }
.justify-center  { justify-content: center !important; }
.gap-1           { gap: var(--spacing-xs) !important; }
.gap-2           { gap: var(--spacing-sm) !important; }
.gap-3           { gap: var(--spacing-md) !important; }
.flex-wrap       { flex-wrap: wrap !important; }
.flex-1          { flex: 1 !important; }

/* Separatory poziome */
.divider {
    height: 1px;
    background: var(--border-color);
    margin: var(--spacing-lg) 0;
}

/* Monospace */
.font-mono {
    font-family: 'JetBrains Mono', Consolas, monospace;
    font-size: 0.9em;
}

/* Kopia tokenu / URL-a */
.copy-field {
    display: flex;
    align-items: center;
    gap: 0;
}

.copy-field .form-control {
    border-radius: var(--border-radius) 0 0 var(--border-radius);
    font-family: 'JetBrains Mono', Consolas, monospace;
    font-size: var(--font-size-xs);
    background: var(--bg-body);
}

.copy-field .btn {
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    flex-shrink: 0;
}

/* ============================================================
   26. RESPONSYWNOSC — mobile / tablet
   ============================================================ */

@media (max-width: 1200px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .content-grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 992px) {
    .content-grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }

    .form-row-3 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    /* Sidebar chowa się poza ekran */
    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.open {
        transform: translateX(0);
        box-shadow: var(--shadow-lg);
    }

    /* Main wrapper zajmuje cały ekran */
    .main-wrapper {
        margin-left: 0;
    }

    /* Topbar rozciąga się na cały ekran */
    .topbar {
        left: 0;
        padding-left: 60px; /* miejsce na przycisk toggle */
    }

    /* Pokazanie przycisku toggle */
    .sidebar-toggle {
        display: flex;
    }

    /* Nakładka aktywna przy otwartym sidebarze */
    .sidebar.open ~ .sidebar-overlay,
    .sidebar-overlay.active {
        display: block;
    }

    /* Siatki jednokolumnowe */
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }

    .content-grid-2,
    .content-grid-3,
    .content-grid-4 {
        grid-template-columns: 1fr;
    }

    .form-row,
    .form-row-3 {
        grid-template-columns: 1fr;
    }

    /* Padding treści */
    .main-content {
        padding: var(--spacing-md);
        padding-top: calc(var(--topbar-height) + var(--spacing-md));
    }

    /* Nagłówek strony w pionie */
    .page-header {
        flex-direction: column;
        align-items: flex-start;
    }

    /* Modal fullscreen na mobile */
    .modal-overlay {
        align-items: flex-end;
        padding: 0;
    }

    .modal {
        max-width: 100%;
        border-radius: var(--border-radius-xl) var(--border-radius-xl) 0 0;
        max-height: 90vh;
    }

    /* Toast kontener */
    .toast-container {
        left: var(--spacing-md);
        right: var(--spacing-md);
        width: auto;
        max-width: none;
    }

    /* Tabela na mobile — scroll poziomy */
    .table-wrapper {
        border-radius: var(--border-radius);
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }

    .login-card {
        padding: var(--spacing-lg);
    }

    .btn-group {
        flex-wrap: wrap;
    }
}

/* ============================================================
   27. DRUK (print)
   ============================================================ */

@media print {
    /* Ukryj elementy niepotrzebne w druku */
    .sidebar,
    .topbar,
    .sidebar-toggle,
    .btn,
    .pagination,
    .toast-container,
    .modal-overlay,
    .dropdown-menu {
        display: none !important;
    }

    /* Cała szerokość */
    .main-wrapper {
        margin-left: 0;
    }

    .main-content {
        padding: 0;
        padding-top: 0;
    }

    /* Resetuj cienie i zaokrąglenia */
    .card,
    .table-wrapper,
    .stat-card {
        box-shadow: none;
        border: 1px solid #ccc;
    }

    /* Tabele — druk */
    .table thead th {
        background: #f5f5f5;
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }

    /* Kolory dla druku */
    body {
        background: white;
        color: black;
    }

    /* Unikaj łamania stron w środku kart */
    .card,
    .stat-card {
        break-inside: avoid;
    }
}


/* ============================================================
   28. BRIDGE JS ↔ CSS — style dla klas generowanych przez admin.js
   Klasy JS (lh-*) mapowane na istniejace zmienne design systemu
   ============================================================ */

/* --- Blokada scrollowania (modal/sidebar) --- */
.lh-scroll-lock {
    overflow: hidden !important;
}

/* --- Toast (JS: lh-toast) --- */
#lh-toast-container {
    position: fixed;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    z-index: var(--z-toast);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    max-width: 400px;
    pointer-events: none;
}

.lh-toast {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: 12px 16px;
    background: var(--bg-card);
    border-radius: var(--border-radius);
    border-left: 4px solid var(--color-info);
    box-shadow: var(--shadow-md);
    pointer-events: auto;
    opacity: 0;
    transform: translateX(100%);
    transition: none;
    font-size: var(--font-size-sm);
    line-height: 1.4;
}

.lh-toast--in {
    animation: lhSlideIn 0.3s ease forwards;
}

.lh-toast--out {
    animation: lhSlideOut 0.3s ease forwards;
}

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

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

.lh-toast--success { border-left-color: var(--color-success); }
.lh-toast--error   { border-left-color: var(--color-danger); }
.lh-toast--warning { border-left-color: var(--color-warning); }
.lh-toast--info    { border-left-color: var(--color-info); }

.lh-toast__icon {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    margin-top: 1px;
}

.lh-toast__icon svg {
    width: 20px;
    height: 20px;
    display: block;
}

.lh-toast--success .lh-toast__icon { color: var(--color-success); }
.lh-toast--error   .lh-toast__icon { color: var(--color-danger); }
.lh-toast--warning .lh-toast__icon { color: var(--color-warning); }
.lh-toast--info    .lh-toast__icon { color: var(--color-info); }

.lh-toast__msg {
    flex: 1;
    color: var(--text-primary);
}

.lh-toast__close {
    flex-shrink: 0;
    background: none;
    border: none;
    font-size: 18px;
    cursor: pointer;
    color: var(--text-muted);
    padding: 0;
    line-height: 1;
    margin-left: var(--spacing-sm);
}

.lh-toast__close:hover {
    color: var(--text-primary);
}

/* --- Overlay (modal/confirm/sidebar) --- */
.lh-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.5);
    backdrop-filter: blur(4px);
    z-index: var(--z-modal);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease, visibility 0.2s ease;
}

.lh-overlay--visible {
    opacity: 1;
    visibility: visible;
}

/* --- Confirm dialog --- */
.lh-dialog {
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-xl);
    max-width: 420px;
    width: 90%;
    text-align: center;
    transform: scale(0.95);
    transition: transform 0.2s ease;
}

.lh-overlay--visible .lh-dialog {
    transform: scale(1);
}

.lh-dialog__msg {
    font-size: var(--font-size-md);
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.5;
}

.lh-dialog__actions {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
}

/* --- Przyciski JS --- */
.lh-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 8px 20px;
    border-radius: var(--border-radius);
    font-size: var(--font-size-sm);
    font-weight: 600;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all var(--transition);
}

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

.lh-btn--danger:hover {
    background: var(--color-danger-dark);
}

.lh-btn--ghost {
    background: transparent;
    color: var(--text-secondary);
    border-color: var(--border-color);
}

.lh-btn--ghost:hover {
    background: var(--bg-body);
}

/* --- Modal --- */
.lh-modal {
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    max-width: 600px;
    width: 90%;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    transform: scale(0.95);
    transition: transform 0.2s ease;
}

.lh-overlay--visible .lh-modal {
    transform: scale(1);
}

.lh-modal__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

.lh-modal__title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.lh-modal__close {
    background: none;
    border: none;
    font-size: 22px;
    cursor: pointer;
    color: var(--text-muted);
    padding: 0;
    line-height: 1;
}

.lh-modal__close:hover {
    color: var(--text-primary);
}

.lh-modal__body {
    padding: var(--spacing-lg);
    overflow-y: auto;
}

/* --- Loading overlay --- */
.lh-loading-overlay {
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: inherit;
    z-index: 10;
}

/* --- Spinner JS --- */
.lh-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: lhSpin 0.6s linear infinite;
}

.lh-loading-overlay .lh-spinner {
    width: 32px;
    height: 32px;
    border-width: 3px;
}

@keyframes lhSpin {
    to { transform: rotate(360deg); }
}

/* --- Poll loading --- */
.lh-poll--loading {
    opacity: 0.6;
    transition: opacity 0.2s;
}

/* --- Table sort --- */
th.lh-sort--asc::after  { content: ' \2191'; color: var(--color-primary); }
th.lh-sort--desc::after { content: ' \2193'; color: var(--color-primary); }

/* --- Sidebar mobile (JS toggle) --- */
.sidebar.lh-sidebar--open {
    transform: translateX(0);
}

@media (max-width: 768px) {
    #lh-toast-container {
        right: var(--spacing-md);
        left: var(--spacing-md);
        max-width: none;
    }
}