/* ============================================================================
   Zgrzyt — strony front (Bootstrap 5.3): login, kalendarze, raport.
   Wymaga zgrzyt-tokens.css. Tryb ciemny przez data-bs-theme na <html>.
   ========================================================================= */

:root,
[data-bs-theme="light"],
[data-bs-theme="dark"] {
    --bs-body-font-family: var(--zg-font-sans);
    --bs-body-bg: var(--zg-bg);
    --bs-body-color: var(--zg-text);
    --bs-border-color: var(--zg-border);
    --bs-secondary-color: var(--zg-text-muted);
    --bs-tertiary-bg: var(--zg-surface-2);
    --bs-link-color: var(--zg-accent-text);
    --bs-link-hover-color: var(--zg-accent);
    --bs-primary: var(--zg-accent);
    --bs-primary-rgb: var(--zg-accent-rgb);
    --bs-border-radius: var(--zg-radius-sm);
    --bs-border-radius-lg: var(--zg-radius);
    --bs-focus-ring-color: rgba(var(--zg-accent-rgb), .3);
}

body {
    background: var(--zg-bg);
    color: var(--zg-text);
    font-family: var(--zg-font-sans);
    -webkit-font-smoothing: antialiased;
    min-height: 100vh;
}

h1, h2, h3, .zg-title {
    font-family: var(--zg-font-mono);
    letter-spacing: -.02em;
    font-weight: 600;
}

a, button, [role="button"], label.btn, .fc-event { cursor: pointer; }

:focus-visible {
    outline: 2px solid var(--zg-accent);
    outline-offset: 2px;
}

/* ---------- Buttons ---------- */
.btn {
    --bs-btn-font-weight: 500;
    --bs-btn-border-radius: var(--zg-radius-sm);
    min-height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: background-color var(--zg-dur-fast) var(--zg-ease), border-color var(--zg-dur-fast) var(--zg-ease), color var(--zg-dur-fast) var(--zg-ease), transform var(--zg-dur-fast) var(--zg-ease);
}
.btn:active { transform: translateY(1px); }
.btn-primary {
    --bs-btn-bg: var(--zg-accent);
    --bs-btn-border-color: var(--zg-accent);
    --bs-btn-color: var(--zg-on-accent);
    --bs-btn-hover-bg: var(--zg-accent-hover);
    --bs-btn-hover-border-color: var(--zg-accent-hover);
    --bs-btn-hover-color: var(--zg-on-accent);
    --bs-btn-active-bg: var(--zg-accent-hover);
    --bs-btn-active-border-color: var(--zg-accent-hover);
    --bs-btn-focus-shadow-rgb: var(--zg-accent-rgb);
}
.btn-ghost {
    --bs-btn-color: var(--zg-text);
    --bs-btn-bg: var(--zg-surface);
    --bs-btn-border-color: var(--zg-border-strong);
    --bs-btn-hover-color: var(--zg-text);
    --bs-btn-hover-bg: var(--zg-surface-2);
    --bs-btn-hover-border-color: var(--zg-text-subtle);
    --bs-btn-active-bg: var(--zg-surface-3);
}

/* ---------- Form controls ---------- */
.form-label {
    font-size: 13px;
    font-weight: 500;
    color: var(--zg-text-muted);
    margin-bottom: 6px;
}
.form-control {
    background: var(--zg-surface);
    border-color: var(--zg-border-strong);
    color: var(--zg-text);
    min-height: 44px;
    border-radius: var(--zg-radius-sm);
    font-size: 15px;
    transition: border-color var(--zg-dur-fast), box-shadow var(--zg-dur-fast);
}
.form-control:focus {
    background: var(--zg-surface);
    color: var(--zg-text);
    border-color: var(--zg-accent);
    box-shadow: var(--zg-ring);
}
.form-check-input:checked {
    background-color: var(--zg-accent);
    border-color: var(--zg-accent);
}
.form-check-input:focus { box-shadow: var(--zg-ring); border-color: var(--zg-accent); }

/* ============================================================================
   Top bar (glass)
   ========================================================================= */
.zg-topbar {
    position: sticky;
    top: 0;
    z-index: 1030;
    background: var(--zg-glass);
    backdrop-filter: saturate(160%) blur(14px);
    -webkit-backdrop-filter: saturate(160%) blur(14px);
    border-bottom: 1px solid var(--zg-border);
}
.zg-topbar .container-fluid {
    min-height: 60px;
    gap: var(--zg-space-4);
}
.zg-brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}
.zg-brand img { height: 32px; width: auto; object-fit: contain; }
.zg-brand-tag {
    font-family: var(--zg-font-mono);
    font-size: 10px;
    font-weight: 600;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: #fff;
    background: var(--zg-accent);
    padding: 2px 6px;
    border-radius: 4px;
}
.zg-nav {
    display: flex;
    gap: 4px;
}
.zg-nav .nav-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-height: 38px;
    padding: 0 12px;
    border-radius: var(--zg-radius-sm);
    color: var(--zg-text-muted);
    font-weight: 500;
    font-size: 14px;
    transition: background-color var(--zg-dur-fast), color var(--zg-dur-fast);
}
.zg-nav .nav-link:hover { color: var(--zg-text); background: var(--zg-surface-2); }
.zg-nav .nav-link.active {
    color: var(--zg-text);
    background: var(--zg-surface-3);
    box-shadow: inset 0 -2px 0 var(--zg-accent);
}
.zg-nav .nav-link i { font-size: 16px; }

.zg-toolbar {
    display: flex;
    align-items: center;
    gap: 6px;
}
.zg-icon-btn {
    width: 38px;
    height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--zg-radius-sm);
    border: 1px solid transparent;
    background: transparent;
    color: var(--zg-text-muted);
    transition: background-color var(--zg-dur-fast), color var(--zg-dur-fast);
}
.zg-icon-btn:hover { background: var(--zg-surface-2); color: var(--zg-text); }

.zg-lang {
    display: inline-flex;
    padding: 3px;
    border-radius: var(--zg-radius-sm);
    background: var(--zg-surface-2);
    border: 1px solid var(--zg-border);
}
.zg-lang a {
    font-family: var(--zg-font-mono);
    font-size: 12px;
    font-weight: 600;
    padding: 4px 8px;
    border-radius: 4px;
    color: var(--zg-text-subtle);
    text-decoration: none;
    transition: background-color var(--zg-dur-fast), color var(--zg-dur-fast);
}
.zg-lang a:hover { color: var(--zg-text); }
.zg-lang a.active { background: var(--zg-surface); color: var(--zg-text); box-shadow: var(--zg-shadow-sm); }

.zg-user {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-height: 38px;
    padding: 0 8px 0 4px;
    border-radius: 999px;
    border: 1px solid var(--zg-border);
    background: var(--zg-surface);
    color: var(--zg-text);
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
}
.zg-user:hover { border-color: var(--zg-border-strong); color: var(--zg-text); }
.zg-avatar {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--zg-accent);
    color: #fff;
    font-family: var(--zg-font-mono);
    font-size: 12px;
    font-weight: 600;
}
.dropdown-menu {
    --bs-dropdown-bg: var(--zg-surface);
    --bs-dropdown-border-color: var(--zg-border);
    --bs-dropdown-link-color: var(--zg-text);
    --bs-dropdown-link-hover-bg: var(--zg-surface-2);
    --bs-dropdown-link-active-bg: var(--zg-accent);
    border-radius: var(--zg-radius);
    box-shadow: var(--zg-shadow-lg);
    padding: 6px;
}
.dropdown-item { border-radius: var(--zg-radius-sm); padding: 8px 10px; display: flex; gap: 8px; align-items: center; }

.navbar-toggler { border-color: var(--zg-border-strong); }
.navbar-toggler:focus { box-shadow: var(--zg-ring); }

/* ============================================================================
   Page shell
   ========================================================================= */
.zg-page {
    padding: var(--zg-space-5) var(--zg-space-4) var(--zg-space-6);
    max-width: 1600px;
    margin: 0 auto;
}
@media (min-width: 992px) {
    .zg-page { padding-left: var(--zg-space-6); padding-right: var(--zg-space-6); }
}
.zg-page-header {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    gap: var(--zg-space-4);
    margin-bottom: var(--zg-space-5);
}
.zg-page-header h1 { font-size: 26px; margin: 0; }
.zg-eyebrow {
    font-family: var(--zg-font-mono);
    font-size: 11px;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--zg-accent-text);
    margin-bottom: 4px;
    font-weight: 600;
}
.zg-subtitle { color: var(--zg-text-muted); margin: 4px 0 0; font-size: 14px; }

.zg-card {
    background: var(--zg-surface);
    border: 1px solid var(--zg-border);
    border-radius: var(--zg-radius-lg);
    box-shadow: var(--zg-shadow);
}

/* Segmented control (scope all / mine) */
.zg-segmented {
    display: inline-flex;
    padding: 4px;
    gap: 2px;
    background: var(--zg-surface);
    border: 1px solid var(--zg-border);
    border-radius: var(--zg-radius);
    box-shadow: var(--zg-shadow-sm);
}
.zg-segmented .btn-check + label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-height: 36px;
    padding: 0 14px;
    border-radius: var(--zg-radius-sm);
    font-size: 14px;
    font-weight: 500;
    color: var(--zg-text-muted);
    margin: 0;
    transition: background-color var(--zg-dur-fast), color var(--zg-dur-fast);
}
.zg-segmented .btn-check + label:hover { color: var(--zg-text); background: var(--zg-surface-2); }
.zg-segmented .btn-check:checked + label { background: var(--zg-accent); color: var(--zg-on-accent); }
.zg-segmented .btn-check:focus-visible + label { box-shadow: var(--zg-ring); }

/* Legend chips */
.zg-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    list-style: none;
    margin: 0;
    padding: 0;
}
.zg-legend li {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--zg-text-muted);
    padding: 4px 10px;
    border-radius: 999px;
    background: var(--zg-surface);
    border: 1px solid var(--zg-border);
    white-space: nowrap;
}
.zg-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }

/* ============================================================================
   FullCalendar
   ========================================================================= */
.zg-calendar { padding: var(--zg-space-4); }
@media (min-width: 768px) { .zg-calendar { padding: var(--zg-space-5); } }

.fc {
    --fc-border-color: var(--zg-border);
    --fc-page-bg-color: var(--zg-surface);
    --fc-neutral-bg-color: var(--zg-surface-2);
    --fc-list-event-hover-bg-color: var(--zg-surface-2);
    --fc-today-bg-color: var(--zg-accent-soft);
    --fc-now-indicator-color: var(--zg-accent);
    --fc-event-border-color: transparent;
    font-size: 14px;
}
.fc .fc-toolbar { gap: var(--zg-space-3); flex-wrap: wrap; }
.fc .fc-toolbar.fc-header-toolbar { margin-bottom: var(--zg-space-4); }
.fc .fc-toolbar-title {
    font-family: var(--zg-font-mono);
    font-size: 20px;
    font-weight: 600;
    letter-spacing: -.02em;
    text-transform: capitalize;
}
.fc .btn-primary,
.fc .fc-button {
    --bs-btn-bg: var(--zg-surface);
    --bs-btn-color: var(--zg-text);
    --bs-btn-border-color: var(--zg-border-strong);
    --bs-btn-hover-bg: var(--zg-surface-2);
    --bs-btn-hover-color: var(--zg-text);
    --bs-btn-hover-border-color: var(--zg-text-subtle);
    --bs-btn-active-bg: var(--zg-text);
    --bs-btn-active-color: var(--zg-surface);
    --bs-btn-active-border-color: var(--zg-text);
    --bs-btn-disabled-bg: var(--zg-surface);
    --bs-btn-disabled-color: var(--zg-text-subtle);
    --bs-btn-disabled-border-color: var(--zg-border);
    box-shadow: none !important;
    font-size: 13px;
    min-height: 36px;
    text-transform: capitalize;
}
.fc .fc-col-header-cell-cushion {
    font-family: var(--zg-font-mono);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--zg-text-subtle);
    padding: 10px 4px;
    text-decoration: none;
}
.fc .fc-daygrid-day-number {
    font-family: var(--zg-font-mono);
    font-size: 12px;
    color: var(--zg-text-muted);
    padding: 6px 8px;
    text-decoration: none;
}
.fc .fc-day-today .fc-daygrid-day-number {
    background: var(--zg-accent);
    color: #fff;
    border-radius: 999px;
    min-width: 24px;
    text-align: center;
    margin: 4px;
    padding: 2px 6px;
}
.fc .fc-day-other .fc-daygrid-day-number { opacity: .45; }
.fc .fc-event {
    border-radius: 5px;
    border: 0;
    transition: filter var(--zg-dur-fast), transform var(--zg-dur-fast);
}
.fc .fc-event:hover { filter: brightness(1.08); }
.fc .fc-daygrid-event { padding: 2px 6px; font-size: 12.5px; font-weight: 500; }
.fc .fc-daygrid-dot-event .fc-event-title { font-weight: 500; }
.fc .fc-event-time { font-family: var(--zg-font-mono); font-size: 11.5px; }
.fc .fc-list { border-radius: var(--zg-radius); overflow: hidden; }
.fc .fc-list-day-cushion { background: var(--zg-surface-2); }
.fc a { color: inherit; }
.fc-theme-bootstrap5 .fc-scrollgrid { border-radius: var(--zg-radius); overflow: hidden; }

@media (max-width: 767.98px) {
    .fc .fc-toolbar { flex-direction: column; align-items: stretch; }
    .fc .fc-toolbar-chunk { display: flex; justify-content: center; }
    .fc .fc-toolbar-title { font-size: 17px; text-align: center; }
}

/* ============================================================================
   Login
   ========================================================================= */
.zg-auth {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr;
    background: var(--zg-bg);
}
@media (min-width: 992px) {
    .zg-auth { grid-template-columns: minmax(0, 1.1fr) minmax(420px, .9fr); }
}
.zg-auth-hero {
    position: relative;
    display: none;
    overflow: hidden;
    background: #09090B;
    color: #FAFAFA;
    padding: 48px;
}
@media (min-width: 992px) { .zg-auth-hero { display: flex; flex-direction: column; justify-content: space-between; } }
.zg-auth-hero::before {
    content: "";
    position: absolute;
    inset: -20% -10% auto auto;
    width: 70%;
    aspect-ratio: 1;
    background: radial-gradient(circle at center, rgba(220, 38, 38, .45), transparent 65%);
    filter: blur(20px);
}
.zg-auth-hero::after {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, .04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, .04) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: linear-gradient(to bottom, transparent, #000 30%, #000 70%, transparent);
}
.zg-auth-hero > * { position: relative; z-index: 1; }
.zg-auth-hero img { width: min(360px, 80%); height: auto; }
.zg-auth-hero h2 {
    font-size: clamp(28px, 3vw, 40px);
    line-height: 1.15;
    max-width: 14ch;
    margin: 0 0 12px;
}
.zg-auth-hero h2 span { color: #F87171; }
.zg-auth-hero p { color: #A1A1AA; max-width: 42ch; margin: 0; }
.zg-auth-meta {
    font-family: var(--zg-font-mono);
    font-size: 12px;
    color: #71717A;
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}
.zg-auth-meta span { display: inline-flex; align-items: center; gap: 6px; }

.zg-auth-panel {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 32px 20px;
}
.zg-auth-form {
    width: 100%;
    max-width: 380px;
}
.zg-auth-form .zg-auth-logo { width: 96px; height: 96px; object-fit: contain; margin-bottom: 20px; }
@media (min-width: 992px) { .zg-auth-form .zg-auth-logo { display: none; } }
.zg-auth-form h1 { font-size: 24px; margin: 0 0 6px; }
.zg-auth-form .zg-subtitle { margin-bottom: 28px; }
.zg-auth-form .btn-primary { width: 100%; min-height: 46px; font-size: 15px; }
.zg-auth-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 28px;
    padding-top: 20px;
    border-top: 1px solid var(--zg-border);
}
.zg-input-icon { position: relative; }
.zg-input-icon > i {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--zg-text-subtle);
    pointer-events: none;
}
.zg-input-icon .form-control { padding-left: 40px; }
.zg-pw-toggle {
    position: absolute;
    right: 4px;
    top: 50%;
    transform: translateY(-50%);
}
.zg-input-icon .form-control.has-toggle { padding-right: 46px; }

.zg-alert {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    padding: 12px 14px;
    border-radius: var(--zg-radius-sm);
    background: var(--zg-accent-soft);
    border: 1px solid rgba(var(--zg-accent-rgb), .3);
    color: var(--zg-accent-text);
    font-size: 14px;
    margin-bottom: 20px;
}

/* ============================================================================
   Raport wydarzenia
   ========================================================================= */
.zg-report {
    max-width: 1040px;
    margin: var(--zg-space-5) auto;
    padding: 0 var(--zg-space-4);
}
.zg-report-actions {
    display: flex;
    gap: 8px;
    margin-bottom: var(--zg-space-4);
}
.zg-report-head {
    padding: var(--zg-space-6) var(--zg-space-5);
    border-radius: var(--zg-radius-lg);
    background: #09090B;
    color: #FAFAFA;
    position: relative;
    overflow: hidden;
    margin-bottom: var(--zg-space-4);
}
.zg-report-head::before {
    content: "";
    position: absolute;
    right: -10%;
    top: -60%;
    width: 50%;
    aspect-ratio: 1;
    background: radial-gradient(circle, rgba(220, 38, 38, .5), transparent 65%);
}
.zg-report-head > * { position: relative; }
.zg-report-head h1 { font-size: clamp(24px, 3vw, 32px); margin: 0 0 8px; }
.zg-report-head .meta { color: #A1A1AA; font-size: 13px; font-family: var(--zg-font-mono); display: flex; flex-wrap: wrap; gap: 6px 16px; }
.zg-report-head .zg-eyebrow { color: #F87171; }

.zg-kpis {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: var(--zg-space-3);
    margin-bottom: var(--zg-space-4);
}
.zg-kpi { padding: var(--zg-space-4); }
.zg-kpi-label { font-size: 12px; color: var(--zg-text-subtle); text-transform: uppercase; letter-spacing: .06em; font-weight: 500; }
.zg-kpi-value { font-family: var(--zg-font-mono); font-size: 24px; font-weight: 600; font-variant-numeric: tabular-nums; margin-top: 4px; }

.zg-section { padding: var(--zg-space-5); margin-bottom: var(--zg-space-4); }
.zg-section h2 {
    font-size: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0 0 var(--zg-space-4);
}
.zg-section h2 i { color: var(--zg-accent-text); font-size: 17px; }
.zg-dl {
    display: grid;
    grid-template-columns: minmax(140px, 220px) 1fr;
    gap: 0;
    margin: 0;
}
.zg-dl dt, .zg-dl dd {
    padding: 9px 0;
    border-bottom: 1px solid var(--zg-border);
    margin: 0;
}
.zg-dl dt { color: var(--zg-text-subtle); font-weight: 500; font-size: 14px; padding-right: 16px; }
.zg-dl dd { color: var(--zg-text); }
.zg-dl > :nth-last-child(-n+2) { border-bottom: 0; }
.zg-dl .mono { font-family: var(--zg-font-mono); font-size: 13.5px; font-variant-numeric: tabular-nums; }
@media (max-width: 575.98px) {
    .zg-dl { grid-template-columns: 1fr; }
    .zg-dl dt { border-bottom: 0; padding-bottom: 0; }
}

.zg-pre {
    background: var(--zg-surface-2);
    border: 1px solid var(--zg-border);
    padding: 12px 14px;
    border-radius: var(--zg-radius-sm);
    font-family: var(--zg-font-mono);
    font-size: 13px;
    white-space: pre-wrap;
    margin: var(--zg-space-4) 0 0;
    color: var(--zg-text);
}

.zg-table-wrap { overflow-x: auto; border: 1px solid var(--zg-border); border-radius: var(--zg-radius); }
.zg-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.zg-table th, .zg-table td { padding: 10px 12px; border-bottom: 1px solid var(--zg-border); text-align: left; }
.zg-table th {
    background: var(--zg-surface-2);
    font-family: var(--zg-font-mono);
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: var(--zg-text-subtle);
}
.zg-table tbody tr:hover { background: var(--zg-surface-2); }
.zg-table tfoot td { font-weight: 600; background: var(--zg-surface-2); border-bottom: 0; }
.zg-table .num { text-align: right; font-family: var(--zg-font-mono); font-variant-numeric: tabular-nums; }

.zg-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 2px 9px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 500;
}
.zg-badge-ok { background: rgba(22, 163, 74, .12); color: #15803D; }
[data-bs-theme="dark"] .zg-badge-ok { color: #4ADE80; }
.zg-badge-pending { background: var(--zg-surface-3); color: var(--zg-text-muted); }
.zg-empty { color: var(--zg-text-subtle); font-style: italic; margin: 0; }

.zg-pos { border: 1px solid var(--zg-border); border-radius: var(--zg-radius); padding: var(--zg-space-4); margin-top: var(--zg-space-3); }
.zg-pos h3 { font-size: 14px; margin: 0 0 var(--zg-space-3); display: flex; align-items: center; gap: 8px; }
.zg-pos h3 .tag { background: var(--zg-accent); color: #fff; font-size: 11px; padding: 2px 7px; border-radius: 4px; }
.zg-denoms {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
    gap: 6px;
    margin-top: var(--zg-space-3);
    font-size: 13px;
}
.zg-denoms div {
    display: flex;
    justify-content: space-between;
    padding: 5px 9px;
    background: var(--zg-surface-2);
    border-radius: 5px;
    font-family: var(--zg-font-mono);
    font-variant-numeric: tabular-nums;
}
.zg-denoms span:first-child { color: var(--zg-text-subtle); }
.zg-denoms .qty { font-weight: 600; }
.zg-denoms .qty.zero { color: var(--zg-text-subtle); font-weight: 400; }

@media print {
    :root { --zg-bg: #fff; }
    body { background: #fff !important; color: #000; }
    .zg-report { margin: 0; max-width: 100%; padding: 0; }
    .zg-card { box-shadow: none; break-inside: avoid; }
    .zg-report-head { background: #fff; color: #000; border: 2px solid #000; }
    .zg-report-head::before { display: none; }
    .zg-report-head .meta, .zg-report-head .zg-eyebrow { color: #333; }
    .no-print { display: none !important; }
}

/* Theme toggle icon swap */
.zg-show-dark { display: none; }
[data-bs-theme="dark"] .zg-show-dark { display: inline-block; }
[data-bs-theme="dark"] .zg-show-light { display: none; }