/* =====================================================================================================
   admin.css – styly administrace (SPEC kap. 13). Jen přes tokeny z base.css, funguje ve všech 3 tématech.
   Admin shell: boční navigace + obsah, karty, statistiky, tabulky, kalendář (timeline), QR štítky (tisk),
   2FA, náhled e-mailu, dialog a toasty progresivního JS (public/admin/). Žádný inline CSS v HTML.
   ===================================================================================================== */

body.admin {
  background: var(--surface);
}
body.admin .site-footer,
body.admin .hero {
  display: none;
}
body.admin .site-main {
  padding: 0;
}
/* hlavička webu v adminu: vždy běžný pruh (žádné průhledné / absolutní varianty témat) */
:root[data-theme] body.admin .site-header {
  position: relative;
  top: auto;
  background: var(--bg-elevated);
  color: var(--text);
  border-bottom: 1px solid var(--border);
  text-shadow: none;
  animation: none;
}

.admin-shell {
  display: grid;
  grid-template-columns: 1fr;
  min-height: 70vh;
  max-width: 1600px;
  margin: 0 auto;
  width: 100%;
}
@media (min-width: 960px) {
  .admin-shell {
    grid-template-columns: 220px minmax(0, 1fr);
  }
}
.admin__side {
  background: var(--bg-elevated);
  border-right: 1px solid var(--border);
  padding: var(--space-4);
}
.admin__brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--step-1);
  margin: 0 0 var(--space-3);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.admin__brand a {
  color: var(--text);
  text-decoration: none;
}
.admin__nav-toggle {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
}
.admin__nav-label {
  display: inline-flex;
}
.admin__nav {
  display: none;
  flex-direction: column;
  gap: var(--space-4);
  margin-top: var(--space-3);
}
.admin__nav-toggle:checked ~ .admin__nav {
  display: flex;
}
@media (min-width: 960px) {
  .admin__nav-label {
    display: none;
  }
  .admin__nav {
    display: flex;
    position: sticky;
    top: var(--space-4);
  }
}
.admin__nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.admin__nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  min-height: 44px;
  border-radius: var(--radius-sm);
  color: var(--text);
  text-decoration: none;
  font-weight: 500;
}
.admin__nav-link .icon {
  width: 20px;
  height: 20px;
  color: var(--text-muted);
}
.admin__nav-link:hover {
  background: var(--surface);
}
.admin__nav-link.is-active {
  background: var(--primary);
  color: var(--on-primary);
}
.admin__nav-link.is-active .icon {
  color: inherit;
}
.admin__nav-count {
  margin-left: auto;
  font-size: var(--step--1);
  background: var(--surface-2);
  color: var(--text);
  border-radius: var(--radius-pill);
  padding: 0 var(--space-2);
}
.admin__user {
  border-top: 1px solid var(--border);
  padding-top: var(--space-3);
  font-size: var(--step--1);
}
.admin__user-name {
  margin: 0 0 var(--space-2);
}
.admin__logout {
  display: inline;
}
.admin__back {
  margin: 0;
  font-size: var(--step--1);
}

.admin__main {
  padding: var(--space-5) var(--space-4) var(--space-9);
  min-width: 0;
}
@media (min-width: 960px) {
  .admin__main {
    padding: var(--space-6) var(--space-7) var(--space-10);
  }
}
.admin__head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}
.admin__title {
  font-size: var(--step-3);
  margin: 0;
}
.admin__lead {
  margin: var(--space-1) 0 0;
  color: var(--text-muted);
}
.admin__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}
.admin-flash {
  margin-bottom: var(--space-4);
}
.admin-section-title {
  font-size: var(--step-1);
  margin: var(--space-6) 0 var(--space-3);
}

/* Karty a mřížky */
.admin-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--card-radius);
  margin-bottom: var(--space-4);
  min-width: 0;
}
.admin-card--primary {
  border-color: var(--primary);
}
.admin-card--danger {
  border-color: var(--danger);
}
.admin-card--warning {
  border-color: var(--warning);
}
.admin-card--info {
  border-color: var(--info);
}
.admin-card__head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--border);
}
.admin-card__title {
  font-size: var(--step-0);
  margin: 0;
}
.admin-card__subtitle {
  font-size: var(--step-0);
  margin: var(--space-4) 0 var(--space-2);
}
.admin-card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: center;
}
.admin-card__body {
  padding: var(--space-4);
}
.admin-card--compact .admin-card__body {
  padding: var(--space-3) var(--space-4);
}
.admin-card .table-scroll {
  margin: 0 calc(-1 * var(--space-4));
}
.admin-card .table-wrap {
  padding: 0 var(--space-4);
}
.admin-grid {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: 1fr;
  align-items: start;
}
@media (min-width: 900px) {
  .admin-grid--2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .admin-grid--3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .admin-grid--head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }
}
.admin-grid > .admin-card {
  margin-bottom: 0;
}
.admin-actions .admin-card__body .form {
  gap: var(--space-3);
}

/* Statistiky */
.admin-stats {
  display: grid;
  gap: var(--space-3);
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  margin-bottom: var(--space-4);
}
.admin-stat {
  display: flex;
  flex-direction: column;
  padding: var(--space-3) var(--space-4);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--card-radius);
  text-decoration: none;
  color: var(--text);
}
.admin-stat__value {
  font-family: var(--font-display);
  font-size: var(--step-3);
  font-weight: 700;
  line-height: 1.1;
}
.admin-stat__label {
  color: var(--text-muted);
  font-size: var(--step--1);
}
.admin-stat--primary {
  border-color: var(--primary);
}
.admin-stat--primary .admin-stat__value {
  color: var(--primary);
}
.admin-stat--warning .admin-stat__value {
  color: var(--warning);
}
.admin-stat--danger .admin-stat__value {
  color: var(--danger);
}
.admin-stat--info .admin-stat__value {
  color: var(--info);
}

/* Tabulky: vodorovný posun uvnitř karty (.table-scroll > .table-wrap, viz pages/admin/shared.js tableWrap()).
   .table-wrap je pozicovaný, aby absolutně pozicované .visually-hidden popisky polí v buňkách (ceník, uživatelé,
   otevírací doba) zůstaly uvnitř posuvného kontejneru a nezvětšovaly scrollWidth stránky. Progresivní JS přidává
   .is-scrollable a .is-scroll-left/-right – vyblednuté okraje naznačují, že je část tabulky mimo zobrazení. */
.admin .table-scroll {
  position: relative;
}
.admin .table-wrap {
  position: relative;
  overflow-x: auto;
  overscroll-behavior-x: contain;
}
.admin .table-wrap:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: -2px;
}
.admin .table-scroll::before,
.admin .table-scroll::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 32px;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--motion) var(--ease);
  z-index: 1;
}
.admin .table-scroll::before {
  left: 0;
  background: linear-gradient(to right, var(--bg-elevated), transparent);
}
.admin .table-scroll::after {
  right: 0;
  background: linear-gradient(to left, var(--bg-elevated), transparent);
}
.admin .table-scroll.is-scroll-left::before,
.admin .table-scroll.is-scroll-right::after {
  opacity: 1;
}
.table-scroll__hint {
  margin: var(--space-1) var(--space-4) 0;
  font-size: var(--step--1);
  color: var(--text-muted);
}
.admin .table {
  font-size: var(--step--1);
}
.admin .table .btn {
  white-space: nowrap;
}
.admin .table td,
.admin .table th {
  vertical-align: middle;
}
.admin .table .num,
.admin .num {
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.admin .mono {
  font-family: var(--font-mono);
  font-size: 0.95em;
}
.admin .muted {
  color: var(--text-muted);
}
.admin .small {
  font-size: var(--step--1);
}
.admin .pre {
  white-space: pre-line;
}
.admin-empty {
  color: var(--text-muted);
  margin: 0;
  padding: var(--space-2) 0;
}
.admin-filter {
  margin: 0 0 var(--space-3);
  max-width: 320px;
}
.table[data-sortable] th[data-sort]:not([data-sort='none']) {
  cursor: pointer;
  user-select: none;
}
.table[data-sortable] th[data-sort]:not([data-sort='none'])::after {
  content: ' ↕';
  opacity: 0.4;
}
.table[data-sortable] th[aria-sort='ascending']::after {
  content: ' ↑';
  opacity: 1;
}
.table[data-sortable] th[aria-sort='descending']::after {
  content: ' ↓';
  opacity: 1;
}
.table tr[hidden] {
  display: none;
}
.admin-pager {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  margin-top: var(--space-4);
}
.admin-pager__info {
  color: var(--text-muted);
  font-size: var(--step--1);
}

/* Formuláře v adminu */
.form--inline {
  display: inline-flex;
  flex-direction: row;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: var(--space-2);
}
.form--inline .field {
  gap: 2px;
}
.form--inline .field__label {
  font-size: var(--step--1);
}
.form--filters {
  flex-direction: row;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: var(--space-3);
}
.form--filters .field {
  flex: 1 1 160px;
}
.form__actions--inline {
  margin: 0;
  align-items: center;
}
.field__input--sm {
  min-height: 36px;
  padding: var(--space-1) var(--space-2);
  font-size: var(--step--1);
  width: auto;
  min-width: 6em;
}
.table--prices .field__input--sm {
  width: 6.5em;
}
.field__check--plain {
  display: inline-flex;
  min-height: 36px;
  align-items: center;
}
.admin .form .field--checkbox .field__check {
  min-height: 36px;
}
/* Uzavření rezervace: doplatek vypnutý JS přepočtem (dlužná částka plně kryta stržením z kauce) */
.admin .form .field.is-disabled {
  opacity: 0.6;
}
.admin .form .field.is-disabled .field__input {
  cursor: not-allowed;
}
.admin-details summary {
  cursor: pointer;
  color: var(--link);
  font-size: var(--step--1);
}
.admin-pre {
  white-space: pre-wrap;
  word-break: break-word;
  font-family: var(--font-mono);
  font-size: var(--step--1);
  background: var(--surface);
  padding: var(--space-3);
  border-radius: var(--radius-sm);
  max-height: 480px;
  overflow: auto;
}
.admin-details--inline .admin-pre {
  max-width: 420px;
  max-height: 200px;
}
.admin-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3) var(--space-5);
}
.admin-toolbar__group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  margin: 0;
}

/* Fotky typu */
.admin-photos {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: var(--space-3);
}
.admin-photos__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: var(--space-3);
}
.admin-photos__item {
  display: grid;
  gap: var(--space-1);
  cursor: pointer;
}
.admin-photos__item img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
}
.admin-photos__item:has(input:checked) img {
  border-color: var(--primary);
}

/* Zajímavosti */
.admin-pois {
  display: grid;
  gap: var(--space-3);
}
.admin-poi {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: var(--space-3);
  padding: var(--space-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
}
.admin-poi.is-hidden {
  opacity: 0.6;
}
.admin-poi__img {
  width: 120px;
  height: 90px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  background: var(--surface-2);
}
.admin-poi__title {
  font-size: var(--step-0);
  margin: 0 0 var(--space-1);
}
.admin-poi__summary {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.admin-poi__fields {
  gap: var(--space-2);
}
@media (max-width: 600px) {
  .admin-poi {
    grid-template-columns: 1fr;
  }
}

/* Kalendář */
.timeline--admin {
  --_label: 14rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--card-radius);
  overflow-x: auto;
}
.timeline--admin .timeline__row--type .timeline__label {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  overflow: visible;
}
.timeline--admin .timeline__row--type .timeline__label > a {
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
}
.timeline--admin .timeline__row--type .timeline__label > small {
  flex: none;
}
.timeline--admin .timeline__row--bike .timeline__label {
  padding-left: var(--space-6);
  font-size: var(--step--1);
  color: var(--text-muted);
}
.timeline--admin .timeline__row--bike.is-unavailable .timeline__label {
  text-decoration: line-through;
}
.timeline--admin .timeline__row--unassigned .timeline__label {
  color: var(--warning);
}
.timeline--admin .timeline__row.is-collapsed {
  display: none;
}
.timeline--admin .timeline__day.is-today {
  background: var(--tint-primary);
  font-weight: 700;
}
.timeline--admin .timeline__bar {
  text-decoration: none;
}
.timeline--admin .timeline__bar.is-cut-start {
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
}
.timeline--admin .timeline__bar.is-cut-end {
  border-top-right-radius: 0;
  border-bottom-right-radius: 0;
}
.timeline__toggle {
  flex: none;
  margin-left: auto;
  padding: 0 var(--space-2);
  min-height: 28px;
  min-width: 28px;
  font-size: var(--step--1);
}
.timeline-legend {
  font-size: var(--step--1);
}
.timeline-legend__item {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}
.timeline-legend .timeline__bar {
  position: static;
  display: inline-block;
  width: 18px;
  height: 12px;
  min-height: 0;
  padding: 0;
}

/* QR štítky */
.qr-labels {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: var(--space-3);
}
.qr-label {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: var(--space-3);
  align-items: center;
  padding: var(--space-3);
  border: 1px dashed var(--border);
  border-radius: var(--radius-sm);
  background: #fff;
  color: #000;
  break-inside: avoid;
}
.qr-label__qr svg {
  width: 110px;
  height: 110px;
}
.qr-label__text {
  display: grid;
  gap: 2px;
  font-size: var(--step--1);
}
.qr-label__code {
  font-size: var(--step-1);
}
.qr-label__owner {
  color: var(--gray-600);
}

/* 2FA */
.admin-2fa {
  display: grid;
  grid-template-columns: 200px minmax(0, 1fr);
  gap: var(--space-4);
  align-items: start;
}
.admin-2fa__qr svg {
  width: 200px;
  height: 200px;
  background: #fff;
  border: 1px solid var(--border);
}
.admin-2fa__secret {
  letter-spacing: 0.06em;
  word-break: break-all;
}
@media (max-width: 600px) {
  .admin-2fa {
    grid-template-columns: 1fr;
  }
}

/* E-mail náhled */
.admin-mail-frame {
  width: 100%;
  min-height: 520px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: #fff;
}

/* Přihlášení */
.admin-login__box {
  max-width: 480px;
}
.admin-login__form {
  margin-top: var(--space-4);
}
.admin-login__alt {
  margin-top: var(--space-4);
  font-size: var(--step--1);
}

/* Progresivní JS: dialog a toasty */
.admin-dialog {
  border: 1px solid var(--border);
  border-radius: var(--card-radius);
  padding: 0;
  max-width: min(480px, calc(100vw - 32px));
  background: var(--bg-elevated);
  color: var(--text);
  box-shadow: var(--shadow-3);
}
.admin-dialog::backdrop {
  background: rgba(0, 0, 0, 0.45);
}
.admin-dialog__body {
  padding: var(--space-5);
}
.admin-dialog__title {
  font-size: var(--step-1);
  margin: 0 0 var(--space-3);
}
.admin-dialog__actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  border-top: 1px solid var(--border);
  background: var(--surface);
}
.toasts {
  position: fixed;
  right: var(--space-4);
  bottom: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  z-index: 1000;
  max-width: min(420px, calc(100vw - 32px));
}
.toast {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  background: var(--gray-900);
  color: #fff;
  box-shadow: var(--shadow-3);
  border-left: 4px solid var(--info);
  animation: toast-in var(--motion) var(--ease);
}
.toast--success {
  border-left-color: var(--success);
}
.toast--danger {
  border-left-color: var(--danger);
}
.toast--warning {
  border-left-color: var(--warning);
}
.toast.is-leaving {
  opacity: 0;
  transition: opacity 180ms;
}
.toast__body {
  flex: 1;
}
.toast__body a {
  color: #fff;
}
.toast__close {
  background: none;
  border: 0;
  color: inherit;
  font-size: 1.2em;
  cursor: pointer;
  line-height: 1;
  min-width: 32px;
  min-height: 32px;
}
@keyframes toast-in {
  from {
    transform: translateY(8px);
    opacity: 0;
  }
}
@media (prefers-reduced-motion: reduce) {
  .toast {
    animation: none;
  }
}
.js .admin-flash[data-toast] {
  display: none;
}

/* Tisk: štítky a doklady */
@media print {
  body.admin .admin__side,
  body.admin .admin__head,
  body.admin .admin-flash,
  body.admin .notice,
  body.admin .admin__actions {
    display: none !important;
  }
  .admin-shell {
    grid-template-columns: 1fr;
  }
  .admin__main {
    padding: 0;
  }
  .qr-labels {
    grid-template-columns: repeat(2, 1fr);
    gap: 6mm;
  }
  .qr-label {
    border: 1px dashed #999;
  }
}