:root {
  --bg: #f4f5f7;
  --surface: #ffffff;
  --text: #1c2430;
  --muted: #667085;
  --border: #d9dde3;
  --accent: #0b6bcb;
  --accent-text: #ffffff;
  --danger: #c62828;
  --warn-bg: #fff4e5;
  --warn: #8a4b00;
  --selected: #e8f1fc;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--text);
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); }
h1 { font-size: 1.5rem; margin: 0 0 .75rem; }
h2 { font-size: 1.1rem; margin: 0; }
a { color: var(--accent); }
.muted { color: var(--muted); }
.small { font-size: .85rem; }
.error { color: var(--danger); font-weight: 600; }
.warn { background: var(--warn-bg); color: var(--warn); padding: .5rem .75rem; border-radius: 6px; }

input, select, button, .button {
  font: inherit; padding: .45rem .7rem; border: 1px solid var(--border); border-radius: 6px;
  background: var(--surface); color: var(--text);
}
button, .button { cursor: pointer; text-decoration: none; display: inline-block; text-align: center; }
button:hover, .button:hover { border-color: var(--muted); }
.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
.primary:hover { filter: brightness(1.1); }
.danger { color: var(--danger); }
button.link { border: 0; background: none; color: inherit; padding: 0; text-decoration: underline; }
.big { font-size: 1.2rem; padding: .9rem 1.2rem; width: 100%; }

.topbar {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: .6rem 1rem; background: #14202e; color: #fff;
}
.topbar a { color: #fff; text-decoration: none; }
.brand { font-weight: 700; }
.brand span { font-weight: 400; opacity: .7; margin-left: .4rem; }
.topbar nav { display: flex; gap: 1.2rem; align-items: center; }
.topbar nav a[aria-current] { text-decoration: underline; text-underline-offset: 4px; }
.topbar form { margin: 0; }

.centered { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 1.5rem; }
.narrow { width: 100%; max-width: 380px; display: grid; gap: .9rem; }
.narrow label { display: grid; gap: .3rem; }
.page { max-width: 960px; margin: 0 auto; padding: 1.5rem 16px; }

.inline-form { display: flex; gap: .5rem; margin: 1rem 0 1.5rem; flex-wrap: wrap; }
.inline-form input { flex: 1; min-width: 200px; }
.table { width: 100%; border-collapse: collapse; background: var(--surface); border: 1px solid var(--border); }
.table th, .table td { text-align: left; padding: .6rem .75rem; border-bottom: 1px solid var(--border); }
.table th { font-size: .85rem; color: var(--muted); font-weight: 600; }
.table .actions { display: flex; gap: .4rem; justify-content: flex-end; }
.table .actions form { margin: 0; }
.table tr.inactive td { color: var(--muted); }

.enrol { display: grid; grid-template-columns: minmax(220px, 340px) 1fr; gap: 2rem; align-items: start; }
.enrol .qr svg { width: 100%; height: auto; display: block; }
.steps li { margin: .35rem 0; }
.code { font-family: ui-monospace, Menlo, monospace; font-size: 1.6rem; letter-spacing: .1em; margin: .25rem 0 1rem; }
@media (max-width: 700px) { .enrol { grid-template-columns: 1fr; } }

/* ---- map page ---- */
.map-layout { height: 100vh; display: flex; flex-direction: column; }
.map-shell { flex: 1; display: grid; grid-template-columns: 340px 1fr; min-height: 0; position: relative; }
#map { height: 100%; }
.sidebar { background: var(--surface); border-right: 1px solid var(--border); display: flex; flex-direction: column; min-height: 0; }
.filters { display: grid; grid-template-columns: 1fr 1fr; gap: .5rem; padding: .75rem; border-bottom: 1px solid var(--border); }
.filters label { display: grid; gap: .2rem; font-size: .8rem; color: var(--muted); }
.filters label:nth-child(3) { grid-column: 1 / -1; }
.filter-buttons { grid-column: 1 / -1; display: flex; gap: .4rem; }
.filter-buttons button { flex: 1; }
.summary { padding: .5rem .75rem; font-size: .85rem; color: var(--muted); }
.exports { display: flex; gap: .4rem; padding: 0 .75rem .6rem; border-bottom: 1px solid var(--border); }
.exports .button { flex: 1; font-size: .85rem; }
.photo-list { list-style: none; margin: 0; padding: 0; overflow-y: auto; flex: 1; }
.photo-list li { display: grid; grid-template-columns: 30px 64px 1fr; gap: .6rem; align-items: center;
  padding: .45rem .75rem; border-bottom: 1px solid var(--border); cursor: pointer; }
.photo-list li:hover, .photo-list li.selected { background: var(--selected); }
.photo-list img { width: 64px; height: 64px; object-fit: cover; border-radius: 4px; background: var(--bg); }
.photo-list .num { font-weight: 700; text-align: center; color: #fff; border-radius: 50%; width: 26px; height: 26px;
  line-height: 26px; font-size: .8rem; background: var(--c, #555); }
.photo-list .line1 { font-weight: 600; }
.photo-list .line2 { font-size: .8rem; color: var(--muted); }
.photo-list .nolocation { color: var(--warn); font-weight: 600; }
.photo-list .day { cursor: default; display: block; padding: .4rem .75rem; font-size: .8rem; font-weight: 700;
  background: var(--bg); color: var(--muted); }
.photo-list .day:hover { background: var(--bg); }

.pin { position: relative; }
.pin-inner { position: absolute; inset: 0; }
.pin-body { position: absolute; inset: 3px; border-radius: 50%; background: var(--c); color: #fff; font: 700 11px/24px sans-serif;
  text-align: center; border: 2px solid #fff; box-shadow: 0 1px 4px rgba(0,0,0,.45); z-index: 2; }
.pin-arrow { position: absolute; inset: 0; z-index: 1; }
.pin-arrow::before { content: ""; position: absolute; left: 50%; top: -9px; transform: translateX(-50%);
  border: 7px solid transparent; border-bottom: 12px solid var(--c); border-top: 0; }
.pin.selected .pin-body { box-shadow: 0 0 0 4px rgba(255, 214, 0, .9); }

.placing-banner { position: absolute; top: .75rem; left: 50%; transform: translateX(-50%); z-index: 1000;
  background: #14202e; color: #fff; padding: .6rem 1rem; border-radius: 8px; display: flex; gap: .75rem; align-items: center; }
.placing-banner[hidden] { display: none; }
.map-shell.placing #map { cursor: crosshair; }

.viewer { border: 0; padding: 0; border-radius: 10px; width: min(1200px, 96vw); max-height: 94vh; }
.viewer::backdrop { background: rgba(0, 0, 0, .7); }
.viewer-body { display: grid; grid-template-columns: 1fr 320px; max-height: 94vh; }
.viewer-image { background: #111; display: grid; place-items: center; min-height: 300px; }
.viewer-image img { max-width: 100%; max-height: 94vh; display: block; }
.viewer-info { padding: 1rem; display: grid; gap: .8rem; align-content: start; overflow-y: auto; }
.viewer-info label { display: grid; gap: .3rem; font-size: .85rem; color: var(--muted); }
.viewer-head { display: flex; justify-content: space-between; align-items: start; gap: .5rem; }
.close { font-size: 1.4rem; line-height: 1; padding: .1rem .55rem; }
.viewer dl { display: grid; grid-template-columns: auto 1fr; gap: .3rem .8rem; margin: 0; font-size: .9rem; }
.viewer dt { color: var(--muted); }
.viewer dd { margin: 0; }
.viewer-actions { display: flex; flex-wrap: wrap; gap: .4rem; }

@media (max-width: 800px) {
  .map-layout { height: auto; }
  .map-shell { grid-template-columns: 1fr; grid-template-rows: 55vh auto; }
  #map { grid-row: 1; }
  .sidebar { grid-row: 2; border-right: 0; }
  .viewer-body { grid-template-columns: 1fr; }
}