:root {
  color-scheme: dark;
  --room-bg: #050c12;
  --room-panel: #0a1620;
  --room-panel-2: #0d1c28;
  --room-line: rgba(126, 171, 199, .20);
  --room-text: #e7f3fb;
  --room-muted: #8fa9ba;
  --room-accent: #6dd6ff;
  --room-live: #5ef29a;
  --room-warn: #ffd166;
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; background: var(--room-bg); color: var(--room-text); font-family: -apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans JP",sans-serif; }
body { min-width: 0; }
a { color: inherit; text-decoration: none; }

.control-room-header {
  position: sticky; top: 0; z-index: 50;
  min-height: 62px; padding: 8px 18px;
  display: flex; align-items: center; justify-content: space-between; gap: 18px;
  background: rgba(5,12,18,.94); backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--room-line);
}
.control-room-brand { display: flex; align-items: baseline; gap: 12px; }
.control-room-brand strong { font-size: 1.08rem; letter-spacing: .05em; }
.control-room-brand span { color: var(--room-accent); font-size: .82rem; font-weight: 800; letter-spacing: .12em; }
.control-room-header-actions { display: flex; align-items: center; gap: 14px; }
.control-room-back { border: 1px solid var(--room-line); padding: 8px 11px; border-radius: 7px; font-size: .82rem; }
.control-room-clock { min-width: 74px; color: var(--room-muted); font-variant-numeric: tabular-nums; text-align: right; }

.control-room-main { width: min(1700px, calc(100% - 22px)); margin: 0 auto; padding: 12px 0 32px; }
.control-room-toolbar {
  display: grid; grid-template-columns: minmax(220px,1fr) auto minmax(190px,260px) auto auto auto;
  gap: 8px; align-items: end; margin-bottom: 9px;
}
.control-room-summary {
  min-height: 48px; padding: 5px 2px;
  display: grid; grid-template-columns: auto auto; justify-content: start; align-content: center; column-gap: 8px;
}
.control-room-summary strong { font-size: 1.42rem; font-variant-numeric: tabular-nums; color: #fff; }
.control-room-summary span { align-self: end; padding-bottom: 2px; color: var(--room-accent); font-size: .78rem; font-weight: 800; }
.control-room-summary small { grid-column: 1 / -1; color: var(--room-muted); font-size: .67rem; }
.room-field { display: grid; gap: 3px; color: var(--room-muted); font-size: .64rem; font-weight: 800; }
.room-field select, .room-field input, .room-action {
  height: 36px; border: 1px solid var(--room-line); border-radius: 6px;
  background: var(--room-panel); color: var(--room-text); padding: 0 10px; outline: none;
}
.room-field input { width: 100%; min-width: 0; }
.room-action { cursor: pointer; font-weight: 800; white-space: nowrap; }
.room-action:hover { border-color: rgba(109,214,255,.55); }
.room-action[aria-pressed="true"] { color: var(--room-warn); }

.control-room-status {
  min-height: 30px; display: flex; align-items: center; gap: 8px;
  color: var(--room-muted); font-size: .72rem; border-top: 1px solid rgba(126,171,199,.10); padding-top: 6px; margin-bottom: 7px;
}
.room-live-dot, .room-card-dot { width: 7px; height: 7px; border-radius: 999px; background: var(--room-live); box-shadow: 0 0 9px rgba(94,242,154,.75); flex: 0 0 auto; }
#roomVisibleCount { margin-left: auto; }

.control-room-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
  gap: 10px;
  align-items: start;
}
.room-card {
  min-width: 0; overflow: hidden;
  background: linear-gradient(180deg,var(--room-panel-2),var(--room-panel));
  border: 1px solid var(--room-line); border-radius: 7px;
  box-shadow: 0 10px 32px rgba(0,0,0,.25);
}
.room-screen { position: relative; aspect-ratio: 16 / 9; background: #020609; overflow: hidden; }
.room-screen img { position:absolute; inset:0; display:block; width:100%; height:100%; object-fit:cover; background:#020609; opacity:0; transition:none; }
.room-screen img.is-current { opacity:1; z-index:1; }
.room-screen-state {
  position: absolute; top: 7px; left: 7px; display: inline-flex; align-items: center; gap: 5px;
  padding: 4px 7px; background: rgba(1,8,13,.70); border: 1px solid rgba(255,255,255,.09); border-radius: 999px;
  color: #dcebf3; font-size: .62rem; backdrop-filter: blur(5px);
}
.room-card.is-error .room-card-dot { background: #ff6b6b; box-shadow: 0 0 8px rgba(255,107,107,.65); }
.room-card.is-loading .room-card-dot { background: var(--room-warn); box-shadow: 0 0 8px rgba(255,209,102,.65); }
.room-card.is-refreshed { border-color: rgba(94,242,154,.62); box-shadow: 0 0 0 1px rgba(94,242,154,.16), 0 10px 32px rgba(0,0,0,.25); }
.room-card-meta {
  min-height: 56px; padding: 8px 10px; display: flex; align-items: center; justify-content: space-between; gap: 12px;
}
.room-card-meta > div:first-child { min-width: 0; display: grid; gap: 2px; }
.room-card-title { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: .82rem; }
.room-card-area { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--room-muted); font-size: .67rem; }
.room-card-time { flex: 0 0 auto; color: #7ba0b7; font-size: .62rem; font-variant-numeric: tabular-nums; }
.room-sentinel { height: 80px; }

@media (max-width: 1100px) {
  .control-room-toolbar { grid-template-columns: 1fr 1fr 1fr; }
  .control-room-summary { grid-column: 1 / -1; }
  .control-room-grid { grid-template-columns: repeat(auto-fit, minmax(330px, 1fr)); }
}
@media (max-width: 720px) {
  .control-room-header { min-height: 56px; padding: 7px 10px; }
  .control-room-brand { gap: 7px; }
  .control-room-brand strong { font-size: .92rem; }
  .control-room-brand span { font-size: .67rem; }
  .control-room-clock { display: none; }
  .control-room-back { padding: 7px 8px; font-size: .74rem; }
  .control-room-main { width: min(100% - 12px, 600px); padding-top: 7px; }
  .control-room-toolbar { grid-template-columns: 1fr 1fr; gap: 6px; }
  .control-room-summary { grid-column: 1 / -1; }
  .room-search-field { grid-column: 1 / -1; }
  .room-action { font-size: .72rem; padding-inline: 7px; }
  .control-room-grid { grid-template-columns: 1fr; gap: 8px; }
  .room-card { border-radius: 6px; }
}
.room-card[hidden] { display: none !important; }


/* IMJ_INT_031 — compact one-line card metadata, preserving more image area. */
.room-card-meta{min-height:36px;padding:5px 8px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);align-items:center;gap:8px}
.room-card-title{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:.78rem}
.room-card-meta-right{min-width:0;display:flex;align-items:center;justify-content:flex-end;gap:8px;text-align:right}
.room-card-area{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--room-muted);font-size:.60rem}
.room-card-time{flex:0 0 auto;color:#7ba0b7;font-size:.58rem;font-variant-numeric:tabular-nums;white-space:nowrap}