:root {
  --bg: #0f1115;
  --panel: #181c22;
  --line: #2a313b;
  --text: #e8ecf1;
  --muted: #8a93a0;
  --accent: #6cc4ff;
  --good: #5dd39e;
  --warn: #f4c95d;
  --bad: #ef6f6c;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

html, body {
  margin: 0; padding: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.4 system-ui, -apple-system, "Hiragino Sans", "Noto Sans JP", sans-serif;
  -webkit-font-smoothing: antialiased;
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  border-bottom: 1px solid var(--line);
}
header h1 { font-size: 16px; margin: 0; font-weight: 600; }

nav { display: flex; gap: 4px; }
.tab {
  background: transparent;
  color: var(--muted);
  border: 1px solid transparent;
  padding: 6px 10px;
  border-radius: 6px;
  font: inherit;
  cursor: pointer;
}
.tab.active { color: var(--text); border-color: var(--line); background: var(--panel); }

main { padding: 12px; max-width: 960px; margin: 0 auto; }
.view { display: none; }
.view.active { display: block; }

.video-wrap {
  position: relative;
  /* The box takes the live stream's native ratio (--cam-ar, set from camera.js)
     so a portrait phone gets a portrait preview instead of a cropped landscape
     one; 4/3 is the pre-stream fallback. Capped at 70svh so a tall portrait
     stream still leaves the HUD/controls on screen: width is capped at
     70svh × ratio, and the fixed ratio derives height from it. */
  aspect-ratio: var(--cam-ar, 4 / 3);
  max-height: 70svh;
  width: min(100%, calc(70svh * var(--cam-ar, 4 / 3)));
  margin-inline: auto;
  background: #000;
  border-radius: 10px;
  overflow: hidden;
}
#video, #overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
#overlay { pointer-events: none; }

.hud {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 8px;
  margin: 10px 0;
  padding: 10px 12px;
  background: var(--panel);
  border-radius: 8px;
}
.hud-row { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; }
.hud .label { color: var(--muted); font-size: 12px; }
.hud .value { font-weight: 600; }

.name-preview-wrap {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 10px 12px;
  background: var(--panel);
  border-radius: 8px;
  margin-bottom: 10px;
}
#name-preview {
  width: 100%;
  max-width: 360px;
  aspect-ratio: 360 / 48;
  height: auto;
  background: #000;
  border-radius: 6px;
  image-rendering: auto;
}
.candidates { display: flex; flex-wrap: wrap; gap: 6px; }
.candidates button {
  background: #222a36;
  color: var(--text);
  border: 1px solid var(--line);
  padding: 6px 10px;
  border-radius: 6px;
  font: inherit;
  cursor: pointer;
}
.candidates button:hover { border-color: var(--accent); }
.candidates button.cancel { color: var(--bad); border-color: var(--bad); }
.candidates button.cancel:hover { background: var(--bad); color: #2b0000; }
.candidates button .score { color: var(--muted); margin-left: 6px; font-size: 11px; }

.controls {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.controls button {
  background: var(--accent);
  color: #001827;
  border: 0;
  padding: 8px 14px;
  border-radius: 6px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

.members-toolbar, .results-toolbar {
  display: flex;
  gap: 8px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}
.members-toolbar input, .members-toolbar select,
.results-toolbar input {
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--line);
  padding: 6px 10px;
  border-radius: 6px;
  font: inherit;
}
.members-toolbar button, .results-toolbar button {
  background: var(--accent);
  color: #001827;
  border: 0;
  padding: 6px 12px;
  border-radius: 6px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}
.results-toolbar .danger { background: var(--bad); color: #2b0000; }

.members-list, .results-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 4px;
}
.members-list li, .results-list li {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 8px;
  padding: 8px 12px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 6px;
}
.results-list li { flex-direction: row; align-items: center; gap: 10px; }
.members-list .member-row {
  display: flex;
  align-items: center;
  gap: 10px;
}
.members-list .ref-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding-left: 4px;
}
.members-list .ref-thumb {
  position: relative;
  margin: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}
.members-list .ref-thumb img {
  display: block;
  height: 40px;
  width: auto;
  background: #000;
  border: 1px solid var(--line);
  border-radius: 3px;
  image-rendering: auto;
}
.members-list .ref-thumb figcaption {
  font-size: 10px;
  color: var(--muted);
}
.members-list .ref-thumb .ref-remove {
  position: absolute;
  top: -6px;
  right: -6px;
  width: 18px;
  height: 18px;
  padding: 0;
  border-radius: 50%;
  background: var(--panel);
  color: var(--bad);
  border: 1px solid var(--line);
  font-size: 12px;
  line-height: 16px;
  cursor: pointer;
}
.members-list .ref-thumb .ref-remove:hover {
  background: var(--bad);
  color: var(--panel);
}
.members-list .group-badge,
.members-list .gen-badge {
  font-size: 11px;
  color: var(--muted);
  padding: 2px 6px;
  border: 1px solid var(--line);
  border-radius: 4px;
}
.members-list .gen-badge { color: var(--accent); }
.members-list .member-row .ref-count {
  font-size: 11px;
  color: var(--muted);
  margin-left: auto;
}
.members-list .name { flex: 1; }
.results-list .pose-cat { font-weight: 600; min-width: 48px; }
.results-list .member-name { flex: 1; }
.results-list .remove {
  background: transparent;
  color: var(--bad);
  border: 0;
  cursor: pointer;
  font: inherit;
  font-size: 16px;
}

dialog {
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 16px;
}
dialog::backdrop { background: rgba(0,0,0,0.6); }
dialog h3 { margin: 0 0 8px; }
dialog #register-preview {
  width: 240px;
  height: 96px;
  background: #000;
  border-radius: 6px;
  display: block;
  margin-bottom: 10px;
}
dialog label { display: grid; gap: 4px; margin-bottom: 10px; }
dialog select, dialog input {
  background: #0f1115;
  color: var(--text);
  border: 1px solid var(--line);
  padding: 6px 10px;
  border-radius: 6px;
  font: inherit;
}
dialog menu {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin: 0; padding: 0;
}
dialog menu button {
  background: var(--accent);
  color: #001827;
  border: 0;
  padding: 6px 12px;
  border-radius: 6px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}
dialog menu button[value="cancel"] {
  background: transparent;
  color: var(--muted);
  border: 1px solid var(--line);
}