:root {
  --bg: #0f1115;
  --card: #1a1d24;
  --card2: #232732;
  --border: #2c313d;
  --text: #e6e8eb;
  --muted: #8a92a3;
  --accent: #4ea1ff;
  --accent-dim: #2d6db8;
  --ok: #58c97a;
  --warn: #e0a04e;
  --err: #e06464;
}

* { box-sizing: border-box; }

/* Global: HTML `hidden` attribute must always win over author `display:*`.
   Avoids the recurring trap where `.thing { display: flex }` overrides the
   UA `[hidden] { display: none }` rule due to specificity. */
[hidden] { display: none !important; }

html, body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 15px;
  line-height: 1.45;
}

header {
  padding: 18px 20px 12px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}
header h1 {
  font-size: 20px;
  margin: 0;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

/* ---- Admin top nav ---- */
.admin-nav {
  display: flex;
  gap: 4px;
  flex: 1 1 auto;
  margin-left: 24px;
}
.admin-nav .nav-link {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 6px;
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
}
.admin-nav .nav-link:hover { color: var(--text); background: var(--card2); }
.admin-nav .nav-link.active {
  color: var(--accent);
  background: var(--card2);
}

/* ---- Pagination ---- */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  margin-top: 14px;
}
.pagination button {
  background: var(--card2);
  color: var(--text);
  border: 1px solid var(--border);
  padding: 5px 10px;
  font-size: 13px;
}
.pagination button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}
.pagination .page-info { color: var(--muted); font-size: 13px; }

.bell {
  background: transparent;
  border: 0;
  padding: 0 4px;
  margin: 0;
  cursor: pointer;
  font-size: 20px;
  line-height: 1;
  transition: filter 0.15s, opacity 0.15s, transform 0.1s;
}
.bell:hover { transform: scale(1.1); }
.bell.on {
  opacity: 1;
  filter: drop-shadow(0 0 6px rgba(78, 161, 255, 0.7));
}
.bell.off {
  opacity: 0.4;
  filter: grayscale(1);
}

main {
  padding: 16px 20px 60px;
  max-width: 1160px;
  margin: 0 auto;
}

.view-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

@media (min-width: 900px) {
  .view-grid { grid-template-columns: 1fr 1fr; }
  .view-grid > .top-row { grid-column: 1 / -1; }
  #watcher-form.grid { grid-template-columns: repeat(2, 1fr); }
}

/* ---- Mobile-specific overrides (≤ 600px, e.g. Pixel 8) ---- */
@media (max-width: 600px) {
  body { font-size: 14px; }
  header {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    padding: 12px 14px 10px;
  }
  header h1 { font-size: 18px; }
  .admin-nav {
    margin-left: 0;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
  .admin-nav .nav-link {
    padding: 6px 10px;
    white-space: nowrap;
    font-size: 13px;
  }
  .header-actions {
    justify-content: space-between;
    width: 100%;
  }

  main { padding: 12px; }
  .view-grid { gap: 12px; }

  .card { padding: 12px; }
  .card h2, .card-title { font-size: 15px; }

  /* Calendar header: select + filter wrap on small screens */
  .calendar-card .row-between {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }
  .grid-controls { flex-wrap: wrap; gap: 8px; }
  .grid-filter {
    flex-wrap: wrap;
    gap: 8px;
    width: 100%;
  }
  select.park-inline {
    width: 100%;
    min-width: 0;
  }
  .grid-filter input[type="time"] { width: 90px; flex: 0 0 auto; }
  .grid-presets { flex-wrap: wrap; }
  .grid-checkbox { flex: 0 0 auto; }

  /* Calendar grid cells: shrink so 4-5 fit per row */
  .grid-cell { width: 52px; }
  .grid-cells { gap: 4px; }

  /* Free-slots popup inside watcher row */
  .free-grid { grid-template-columns: repeat(auto-fill, minmax(72px, 1fr)); }

  /* Welcome card text */
  .welcome-list { padding-left: 18px; }
  .welcome-card p { font-size: 13px; }

  /* Users management form: stack fields */
  .users-form label { flex: 1 1 100%; }

  /* Watcher form: single column */
  #watcher-form.grid { grid-template-columns: 1fr; }
  .weekdays { gap: 6px 10px; }

  /* Item rows: title and actions stack */
  .item {
    flex-direction: column;
    align-items: stretch;
  }
  .item-actions {
    width: 100%;
    justify-content: flex-end;
    flex-wrap: wrap;
  }

  /* Feedback paginator */
  .pagination button { padding: 6px 10px; }
}

/* Always: prevent horizontal scroll caused by anything overflowing */
html, body { overflow-x: hidden; }
.card, .view, main { max-width: 100%; overflow-wrap: break-word; }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
}
.card h2 { margin: 0 0 12px; font-size: 16px; }

form.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
form .full { grid-column: 1 / -1; }
form label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 13px;
  color: var(--muted);
}
form input, form select {
  background: var(--card2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 10px;
  font-size: 14px;
  font-family: inherit;
}
form input:focus, form select:focus { outline: 2px solid var(--accent-dim); }

fieldset.weekdays {
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 10px;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  color: var(--text);
}
fieldset.weekdays legend { color: var(--muted); font-size: 13px; padding: 0 6px; }
fieldset.weekdays label {
  flex-direction: row;
  align-items: center;
  gap: 4px;
  color: var(--text);
}

.actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 4px;
}

button {
  background: var(--accent);
  color: #0a1422;
  border: none;
  border-radius: 6px;
  padding: 9px 14px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
}
button:hover { filter: brightness(1.08); }
button.ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
  font-weight: 500;
}
button.danger { background: var(--err); color: #fff; }
button.small { padding: 4px 10px; font-size: 12px; }

.list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.list .empty {
  color: var(--muted);
  padding: 12px;
  text-align: center;
  font-style: italic;
}

.item {
  background: var(--card2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}
.item.disabled { opacity: 0.55; }
.item-meta { color: var(--muted); font-size: 12px; }
.item-title { font-weight: 600; }
.item-actions { display: flex; gap: 6px; }

.watcher-wrap { display: flex; flex-direction: column; gap: 4px; }

.free-panel {
  background: var(--card2);
  border: 1px solid var(--border);
  border-top: none;
  border-radius: 0 0 8px 8px;
  margin-top: -6px;
  padding: 10px 12px;
}
.free-head {
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 8px;
}
.free-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 6px;
}
.free-slot {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 8px;
  font-size: 13px;
  text-align: center;
}
.free-slot a { text-decoration: none; }
.free-slot a:hover { text-decoration: underline; }
.free-empty {
  color: var(--muted);
  font-size: 13px;
  padding: 6px 0;
}
.free-empty.error { color: var(--err); }

/* ---- Unified grid ---- */
.grid-controls { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.card-title {
  margin: 0 0 12px;
  font-size: 16px;
}

/* ---- Top row: welcome + calendar ---- */
.top-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
@media (min-width: 900px) {
  .top-row {
    grid-column: 1 / -1;
    grid-template-columns: 280px 1fr;
    align-items: start;
  }
}
.welcome-card p {
  margin: 8px 0;
  color: var(--text);
  line-height: 1.5;
  font-size: 14px;
}
.welcome-list {
  margin: 6px 0 12px;
  padding-left: 22px;
  font-size: 14px;
  color: var(--text);
  line-height: 1.5;
}
.welcome-list li { margin: 2px 0; }
.muted-text {
  color: var(--muted) !important;
  font-size: 13px !important;
  font-style: italic;
}

/* ---- Feedback form ---- */
.feedback-form {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.feedback-label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 13px;
  color: var(--muted);
}
.feedback-form textarea {
  background: var(--card2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 10px;
  font-family: inherit;
  font-size: 14px;
  resize: vertical;
  min-height: 60px;
}
.feedback-form textarea:focus { outline: 2px solid var(--accent-dim); }
.feedback-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.feedback-counter { color: var(--muted); font-size: 12px; font-variant-numeric: tabular-nums; }
.feedback-msg { font-size: 13px; }
.feedback-msg.ok { color: var(--ok); }
.feedback-msg.error { color: var(--err); }
.feedback-message {
  margin-top: 6px;
  padding: 8px 10px;
  background: var(--card2);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
  color: var(--text);
  white-space: pre-wrap;
  word-wrap: break-word;
}
.park-picker {
  display: inline-flex;
  flex-direction: column;
  gap: 4px;
  font-size: 12px;
  color: var(--muted);
  cursor: pointer;
}
select.park-inline {
  background: var(--card2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 10px;
  font-size: 15px;
  font-family: inherit;
  font-weight: 600;
  min-width: 220px;
}
select.park-inline:focus { outline: 2px solid var(--accent-dim); }
.grid-filter {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.grid-filter input[type="time"] {
  background: var(--card2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 4px 8px;
  font-size: 13px;
  font-family: inherit;
  width: 100px;
  color-scheme: dark;
}
.grid-filter input[type="time"]:focus { outline: 2px solid var(--accent-dim); }
.grid-presets {
  display: inline-flex;
  gap: 4px;
  padding-left: 4px;
}
.grid-presets button.active {
  background: var(--accent);
  color: #0a1422;
  border-color: var(--accent);
}
.grid-checkbox {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text);
  cursor: pointer;
  user-select: none;
}
.legend-item { cursor: pointer; user-select: none; }
.legend-item input[type="checkbox"] { margin: 0; }
.grid-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  padding: 8px 10px;
  margin-bottom: 12px;
  background: var(--card2);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 13px;
}
.legend-item { display: inline-flex; align-items: center; gap: 6px; }
.legend-swatch {
  display: inline-block;
  width: 14px; height: 14px;
  border-radius: 3px;
}
.grid-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 36px 20px;
  color: var(--muted);
  font-size: 14px;
}
.spinner {
  width: 22px;
  height: 22px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.grid-day { margin-bottom: 18px; }
.grid-day-title {
  font-size: 14px;
  margin: 0 0 8px;
  color: var(--text);
}
.grid-cells {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.grid-cell {
  width: 60px;
  background: var(--card2);
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.grid-cell.has-free { border-color: rgba(78, 161, 255, 0.5); }
.grid-time {
  font-size: 12px;
  padding: 4px 2px;
  text-align: center;
  color: var(--text);
  font-variant-numeric: tabular-nums;
}
.grid-svcs {
  display: flex;
  height: 14px;
  border-top: 1px solid var(--border);
}
.grid-svc {
  flex: 1;
  background: var(--c, var(--muted));
  border: none;
  padding: 0;
  display: block;
  text-decoration: none;
}
.grid-svc.free {
  opacity: 1;
}
.grid-svc.free[href] {
  cursor: pointer;
}
.grid-svc.free[href]:hover {
  filter: brightness(1.2);
}
.grid-svc.busy {
  opacity: 0.08;
}
.grid-svc.missing {
  flex: 1;
  background: transparent;
  background-image: repeating-linear-gradient(45deg, var(--border) 0 2px, transparent 2px 5px);
}

/* Author rules above set display:flex/grid/block, which override the UA
   `[hidden] { display: none }`. Force-hide for elements toggled by JS. */
/* (global `[hidden]` rule at top of file handles all forced-hide cases) */

.badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--muted);
  padding: 1px 6px;
  border-radius: 4px;
  margin-right: 6px;
  vertical-align: middle;
}

.find { border-left: 3px solid var(--ok); }
.find.fresh {
  animation: pulse 1.6s ease-out 3;
  border-left-color: var(--accent);
}
@keyframes pulse {
  0% { background: rgba(78, 161, 255, 0.18); }
  100% { background: var(--card2); }
}

.row-between {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 12px;
}

.muted { color: var(--muted); font-size: 12px; }
.status {
  color: var(--muted);
  font-size: 12px;
}
.status.ok { color: var(--ok); }
.status.err { color: var(--err); }

footer {
  padding: 12px 20px 30px;
  text-align: center;
  border-top: 1px solid var(--border);
}

a { color: var(--accent); }

/* ---- Collapsible card ---- */
.collapsible .collapsible-header {
  cursor: pointer;
  user-select: none;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 8px;
}
.collapsible .collapsible-header:hover { color: var(--accent); }
.collapsible .caret {
  display: inline-block;
  font-size: 11px;
  color: var(--muted);
  transition: transform 0.15s;
  width: 12px;
}
.collapsible.open .caret { color: var(--accent); }
.collapsible .collapsible-body { margin-top: 12px; }
.guest-notice {
  padding: 16px;
  color: var(--muted);
  font-style: italic;
  text-align: center;
  background: var(--card2);
  border: 1px dashed var(--border);
  border-radius: 6px;
}

/* ---- Users management ---- */
.users-form {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: end;
  margin-top: 14px;
  padding: 12px;
  background: var(--card2);
  border: 1px solid var(--border);
  border-radius: 8px;
}
.users-form label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 12px;
  color: var(--muted);
  flex: 1 1 160px;
}
.users-form input, .users-form select {
  background: var(--card);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 7px 9px;
  font-size: 14px;
  font-family: inherit;
}
.users-form input:focus, .users-form select:focus {
  outline: 2px solid var(--accent-dim);
}
.users-form-title {
  flex-basis: 100%;
  font-weight: 600;
  color: var(--text);
  font-size: 14px;
}
.users-form .actions {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}
.user-row { background: var(--card2); }
.user-row .item-meta .role-badge {
  display: inline-block;
  padding: 1px 6px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.05em;
  border-radius: 4px;
  margin-right: 6px;
  text-transform: uppercase;
}
.role-badge.role-ADMIN { background: var(--accent); color: #0a1422; }
.role-badge.role-USER  { background: var(--card); color: var(--muted); border: 1px solid var(--border); }

/* ---- Audit log ---- */
.audit-row { background: var(--card2); }
.audit-badge {
  display: inline-block;
  padding: 1px 7px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.05em;
  border-radius: 4px;
  margin-right: 6px;
  text-transform: uppercase;
}
.audit-badge.audit-ok     { background: var(--ok);  color: #0a1422; }
.audit-badge.audit-fail   { background: var(--err); color: #fff; }
.audit-badge.audit-locked { background: var(--warn); color: #0a1422; }
.audit-ua {
  margin-top: 4px;
  font-size: 11px;
  color: var(--muted);
  word-break: break-all;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

/* ---- Login page ---- */
.login-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  margin: 0;
  padding: 20px;
}
.login-card {
  width: min(360px, 100%);
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.login-card h1 {
  font-size: 22px;
  text-align: center;
  margin: 0 0 6px;
}
.login-card label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 13px;
  color: var(--muted);
}
.login-card input {
  background: var(--card2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 9px 11px;
  font-size: 15px;
  font-family: inherit;
}
.login-card input:focus { outline: 2px solid var(--accent-dim); }
.error { color: var(--err); font-size: 13px; }

/* ---- Logout button in header ---- */
header .header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
button.link-btn {
  background: transparent;
  color: var(--muted);
  border: none;
  cursor: pointer;
  font-size: 12px;
  padding: 4px 6px;
}
button.link-btn:hover { color: var(--text); text-decoration: underline; }