:root {
  --bg: #1a2332;
  --surface: #fff;
  --accent: #1f4e79;
  --accent-light: #eef3f8;
  --border: #d0d7de;
  --muted: #656d76;
  --ok: #1a7f37;
  --warn: #9a6700;
}
* { box-sizing: border-box; }
html { height: 100%; overflow: hidden; }
body {
  margin: 0;
  font-family: "Segoe UI", Calibri, Arial, sans-serif;
  background: #e8eaed;
  color: #1a1a1a;
  height: 100vh;          /* fallback */
  height: 100dvh;         /* dynamic viewport — black bar never scrolls on iOS */
  overflow: hidden;       /* shell itself never scrolls; iframe scrolls internally */
  display: flex;
  flex-direction: column;
}
.app-header {
  background: var(--bg);
  color: #fff;
  padding: 10px 16px;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
  position: relative;
  z-index: 300;
}
.app-title {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 600;
  flex: 0 1 auto;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.tabs { display: flex; align-items: center; gap: 4px; flex-shrink: 0; }
.tabs-group-label {
  margin-inline-start: 10px;
  padding-inline-start: 12px;
  border-inline-start: 1px solid rgba(255,255,255,.22);
  color: rgba(255,255,255,.55);
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .05em;
  white-space: nowrap;
}
.tab {
  white-space: nowrap;
  background: transparent;
  border: none;
  color: rgba(255,255,255,.75);
  padding: 8px 16px;
  cursor: pointer;
  font-size: 0.95rem;
  border-radius: 6px 6px 0 0;
}
.tab:hover { color: #fff; background: rgba(255,255,255,.1); }
.tab.active {
  color: var(--accent);
  background: var(--surface);
  font-weight: 600;
}

/* Static site: hide Admin tab until operator switches mode — keep drawer mode toggle visible */
html[data-static-host="1"][data-user="viewer"] .tab.admin-only {
  display: none !important;
}
/* Admin mode: dev tools live in the admin white bar (Builder / Editor), not the shell */
body.mode-admin .tabs-group-label,
body.mode-admin .tab[data-tab="generator"],
body.mode-admin .tab[data-tab="points"],
body.mode-admin .tab[data-tab="editor"] {
  display: none !important;
}
.lang-toggle {
  margin-inline-start: auto;
  display: inline-flex;
  flex-shrink: 0;
  border: 1px solid rgba(255,255,255,.3);
  border-radius: 8px;
  overflow: hidden;
}
.lang-btn {
  border: none;
  background: transparent;
  color: rgba(255,255,255,.75);
  padding: 7px 12px;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: lowercase;
}
.lang-btn + .lang-btn { border-inline-start: 1px solid rgba(255,255,255,.3); }
.lang-btn:hover { background: rgba(255,255,255,.1); color: #fff; }
.lang-btn.active { background: #fff; color: var(--accent); }
.menu-toggle {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  padding: 0;
  border: 1px solid rgba(255,255,255,.25);
  border-radius: 8px;
  background: rgba(255,255,255,.08);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}
.menu-toggle:hover,
.menu-toggle[aria-expanded="true"] {
  background: rgba(255,255,255,.18);
  border-color: rgba(255,255,255,.4);
}
.menu-icon,
.menu-icon::before,
.menu-icon::after {
  display: block;
  width: 18px;
  height: 2px;
  background: #fff;
  border-radius: 1px;
  position: relative;
}
.menu-icon::before,
.menu-icon::after {
  content: "";
  position: absolute;
  left: 0;
}
.menu-icon::before { top: -6px; }
.menu-icon::after { top: 6px; }
.toolbar-drawer {
  position: absolute;
  top: 56px;
  z-index: 250;
  min-width: 260px;
  max-width: min(360px, calc(100vw - 24px));
}
.toolbar-drawer:not([hidden]) {
  display: block;
}
.toolbar-drawer-inner {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: 0 8px 24px rgba(0,0,0,.15);
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.drawer-mode {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}
.mode-btn {
  padding: 9px 10px;
  border: 1px solid var(--border);
  background: #f6f8fa;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--accent);
}
.mode-btn:hover { background: #eef1f4; }
.mode-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.drawer-panel {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.drawer-panel[hidden] { display: none; }
/* Traveller mode: header shows only the title + burger; admin tools hidden. */
body.mode-traveller .tabs { display: none; }
body.mode-traveller #drawer-viewer { display: none; }
.drawer-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.drawer-actions .btn { width: 100%; text-align: center; }
.panel {
  flex: 1;
  display: none;
  flex-direction: column;
  min-height: 0;
  position: relative;
}
.panel.active { display: flex; }
.panel-toolbar {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 8px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.panel-toolbar[hidden] { display: none; }
.status-text { color: var(--muted); font-size: 0.9rem; flex: 1; min-width: 0; }
#btn-open-standalone { text-decoration: none; color: var(--accent); text-align: center; }
.toolbar-check {
  font-size: 0.85rem;
  color: var(--muted);
  display: flex;
  align-items: flex-start;
  gap: 8px;
  line-height: 1.35;
}
.toolbar-lang {
  font-size: 0.85rem;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.toolbar-lang select,
#days-filter {
  padding: 6px 8px;
  border-radius: 4px;
  border: 1px solid var(--border);
  width: 100%;
}
.hint { margin: 8px 16px; font-size: 0.85rem; color: var(--muted); }
.hint code { background: #f0f0f0; padding: 1px 4px; border-radius: 3px; }
.btn {
  padding: 8px 14px;
  border: 1px solid var(--border);
  background: #f6f8fa;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.9rem;
}
.btn:hover { background: #eef1f4; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn-primary:hover { background: #163a5c; }
.btn-sm { padding: 4px 10px; font-size: 0.8rem; }
#preview-frame,
.panel-embed {
  flex: 1;
  min-height: 0;    /* critical in flex — lets the iframe shrink and scroll internally */
  width: 100%;
  border: none;
  background: #e8e8e8;
  overflow: auto;   /* iframe scrolls itself, not the shell */
}
.panel-embed {
  background: #e8eaed;
}
#days-table-wrap {
  flex: 1;
  overflow: auto;
  padding: 0 16px 16px;
}
.days-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface);
  box-shadow: 0 1px 4px rgba(0,0,0,.08);
}
.days-table th, .days-table td {
  border: 1px solid var(--border);
  padding: 10px 12px;
  text-align: start;
  vertical-align: middle;
}
.days-table th { background: #f6f8fa; font-size: 0.85rem; }
.map-cell { min-width: 200px; }
.map-thumb-wrap {
  width: 180px;
  height: 100px;
  margin-top: 8px;
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
  background: #f0f2f5;
  display: flex;
  align-items: center;
  justify-content: center;
}
.map-thumb-wrap.placeholder {
  border-style: dashed;
  background: repeating-linear-gradient(
    -45deg,
    #f6f8fa,
    #f6f8fa 8px,
    #e8eaed 8px,
    #e8eaed 16px
  );
}
.map-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.map-thumb-wrap.broken .map-thumb { display: none; }
.map-thumb-wrap.broken::after {
  content: "Image failed to load";
  font-size: 0.75rem;
  color: var(--muted);
  padding: 8px;
  text-align: center;
}
.map-placeholder {
  text-align: center;
  color: var(--muted);
  padding: 8px;
}
.map-placeholder span {
  display: block;
  font-weight: 600;
  color: var(--accent);
  font-size: 0.95rem;
}
.map-placeholder small {
  display: block;
  margin-top: 4px;
  font-size: 0.75rem;
}
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 0.75rem;
  font-weight: 600;
}
.badge-ok { background: #dafbe1; color: var(--ok); }
.badge-missing { background: #fff8c5; color: var(--warn); }
.badge-none { background: #f0f0f0; color: var(--muted); }
.actions { display: flex; flex-wrap: wrap; gap: 6px; }