:root {
  --bg: #0d0f0e;
  --bg-panel: #161917;
  --bg-input: #1f2320;
  --border: #2d332e;
  --text: #cfd6cd;
  --text-dim: #7a857b;
  --accent: #c8a557;
  --accent-dim: #8a7239;
  --danger: #b0413e;
  --ok: #5d8a4e;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

.hidden { display: none !important; }
.accent { color: var(--accent); }
.error { color: var(--danger); }
.hint { color: var(--text-dim); font-size: 0.8em; }

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 20px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-panel);
}
header h1 {
  margin: 0;
  font-size: 1.2rem;
  letter-spacing: 3px;
  font-weight: 600;
}

#session-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
}
#session-badge strong { color: var(--accent); letter-spacing: 2px; }

button {
  background: var(--bg-input);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 8px 14px;
  cursor: pointer;
  font-size: 0.9rem;
  transition: border-color 0.15s, background 0.15s;
}
button:hover { border-color: var(--accent-dim); }
button.primary {
  background: var(--accent-dim);
  border-color: var(--accent);
  color: #fff;
}
button.primary:hover { background: var(--accent); color: #111; }
button.danger { border-color: var(--danger); color: var(--danger); }
button.danger:hover { background: var(--danger); color: #fff; }

input, select {
  background: var(--bg-input);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 8px 10px;
  font-size: 0.95rem;
  width: 100%;
}
input:focus, select:focus { outline: none; border-color: var(--accent-dim); }

label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-bottom: 10px;
}
label.inline {
  flex-direction: row;
  align-items: center;
  gap: 8px;
  margin-bottom: 0;
}
label.inline select, label.inline input { width: auto; }

/* ============ Lobby ============ */
#lobby {
  display: flex;
  justify-content: center;
  padding: 60px 20px;
}
.lobby-card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 30px;
  width: 100%;
  max-width: 560px;
}
.lobby-card h2 { margin-top: 0; font-weight: 500; font-size: 1.1rem; }
.lobby-columns { display: flex; gap: 20px; margin-top: 16px; }
.lobby-col { flex: 1; }
.lobby-col h3 { margin: 0 0 12px; font-size: 0.95rem; color: var(--accent); }
.lobby-divider { width: 1px; background: var(--border); }

/* ============ Session ============ */
#session { padding: 12px 20px; }
.toolbar {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}
.ocr-status {
  font-size: 0.8rem;
  color: var(--text-dim);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 4px 10px;
}
.ocr-status.active { color: var(--ok); border-color: var(--ok); }
.ocr-status.hit { color: var(--accent); border-color: var(--accent); }

.main-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  gap: 12px;
}
@media (max-width: 1100px) {
  .main-grid { grid-template-columns: 1fr; }
}

.panel {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
}
.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--text-dim);
}
.panel-header button { padding: 3px 10px; font-size: 0.8rem; }

.map-panel canvas {
  display: block;
  width: 100%;
  height: 560px;
  cursor: grab;
  background: #0a0c0b;
}
.map-panel canvas:active { cursor: grabbing; }

/* ============ Feeds ============ */
#feeds {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 10px;
  max-height: 560px;
  overflow-y: auto;
}
.feed {
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
}
.feed .feed-title {
  padding: 5px 10px;
  font-size: 0.8rem;
  background: var(--bg-input);
  display: flex;
  justify-content: space-between;
}
.feed .feed-title .pos { color: var(--text-dim); font-family: monospace; }
.video-wrap { position: relative; }
.video-wrap video { display: block; width: 100%; background: #000; }
.video-wrap canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

/* ============ Self preview ============ */
#self-preview {
  margin-top: 12px;
  max-width: 480px;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
}

/* ============ Dialog ============ */
dialog {
  background: var(--bg-panel);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 24px;
  max-width: 640px;
}
dialog::backdrop { background: rgba(0, 0, 0, 0.7); }
.calib-grid { display: flex; gap: 16px; }
.calib-grid fieldset {
  flex: 1;
  border: 1px solid var(--border);
  border-radius: 6px;
}
.calib-grid legend { color: var(--accent); font-size: 0.85rem; padding: 0 6px; }
.dialog-buttons { display: flex; gap: 10px; justify-content: flex-end; margin-top: 16px; }