/* 大厅展屏 · 满屏暗色 · 高密度布局 */
:root {
  --bg0: #050912;
  --panel: rgba(8, 18, 32, 0.82);
  --panel-edge: rgba(60, 200, 190, 0.28);
  --cyan: #2de2c5;
  --cyan-dim: rgba(45, 226, 197, 0.14);
  --amber: #f0a020;
  --rose: #ff6b6b;
  --text: #e8f2f8;
  --muted: #7d96ab;
  --line: rgba(125, 150, 171, 0.2);
  --good: #3dd68c;
  --warn: #f0a020;
  --bad: #ff6b6b;
  --font-display: "Orbitron", "Noto Sans SC", sans-serif;
  --font-body: "Rajdhani", "Noto Sans SC", sans-serif;
}

* { box-sizing: border-box; }
html, body {
  margin: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  color: var(--text);
  font-family: var(--font-body);
  background: #050912;
}
body {
  background:
    radial-gradient(ellipse 70% 45% at 8% 0%, rgba(45, 226, 197, 0.14), transparent 55%),
    radial-gradient(ellipse 50% 40% at 100% 5%, rgba(240, 160, 32, 0.1), transparent 50%),
    radial-gradient(ellipse 80% 50% at 50% 120%, rgba(20, 80, 140, 0.2), transparent 55%),
    #050912;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.45;
  background-image:
    linear-gradient(rgba(45, 226, 197, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(45, 226, 197, 0.045) 1px, transparent 1px);
  background-size: 48px 48px;
}
body::after {
  content: "";
  position: fixed;
  left: 0; right: 0;
  height: 2px;
  top: -2px;
  z-index: 5;
  pointer-events: none;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  opacity: 0.5;
  animation: scan 8s linear infinite;
}

.lobby {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-rows: auto 1fr auto;
  width: 100vw;
  height: 100vh;
  height: 100dvh;
  padding: 0.55rem 0.85rem 0.45rem;
  gap: 0.45rem;
}

.lobby-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  min-height: 2.6rem;
}
.brand-block { display: flex; align-items: center; gap: 0.7rem; }
.brand-mark {
  width: 2.2rem; height: 2.2rem; border-radius: 8px;
  background: linear-gradient(145deg, rgba(45,226,197,.95), rgba(20,100,140,.9) 60%, rgba(240,160,32,.75));
  box-shadow: 0 0 20px rgba(45, 226, 197, 0.35);
  position: relative;
}
.brand-mark::after {
  content: "";
  position: absolute;
  inset: 38% 18% auto;
  height: 2px;
  background: rgba(255,255,255,.9);
  box-shadow: 0 5px 0 rgba(255,255,255,.45), 0 10px 0 rgba(255,255,255,.22);
}
.brand-block strong {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(0.9rem, 1.4vw, 1.15rem);
  letter-spacing: 0.12em;
}
.brand-block span { display: block; color: var(--muted); font-size: 0.72rem; letter-spacing: 0.06em; }
.scene-tag .kicker {
  font-family: var(--font-display);
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  color: var(--cyan);
  text-transform: uppercase;
}
.scene-tag h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1rem, 1.9vw, 1.55rem);
  letter-spacing: 0.05em;
}
.top-meta { display: flex; align-items: center; gap: 0.75rem; }
.live-pill {
  display: inline-flex; align-items: center; gap: 0.35rem;
  padding: 0.28rem 0.65rem; border-radius: 999px;
  border: 1px solid var(--panel-edge); background: var(--cyan-dim);
  color: var(--cyan); font-size: 0.72rem; letter-spacing: 0.1em;
}
.live-pill .dot {
  width: 0.4rem; height: 0.4rem; border-radius: 50%; background: var(--cyan);
  box-shadow: 0 0 0 3px rgba(45,226,197,.2);
  animation: pulse 1.8s ease infinite;
}
.clock { font-family: var(--font-display); font-size: clamp(1rem, 1.8vw, 1.4rem); letter-spacing: 0.06em; }
.clock small { display: block; font-family: var(--font-body); font-size: 0.68rem; color: var(--muted); text-align: right; }

.stage {
  position: relative;
  min-height: 0;
  border: 1px solid var(--panel-edge);
  border-radius: 12px;
  background: var(--panel);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.04), 0 0 36px rgba(0,0,0,.4);
  overflow: hidden;
}

.scene {
  position: absolute;
  inset: 0;
  display: none;
  grid-template-rows: auto 1fr;
  gap: 0.5rem;
  padding: 0.55rem 0.7rem 0.65rem;
  min-height: 0;
}
.scene.active { display: grid; }
.scene.solo { position: relative; display: grid; height: 100%; }

.kpi-row {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0.4rem;
}
.kpi-row.cols-4 { grid-template-columns: repeat(4, 1fr); }
.kpi {
  position: relative;
  padding: 0.45rem 0.55rem 0.5rem 0.75rem;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(45,226,197,.1), rgba(6,12,22,.65));
  min-width: 0;
}
.kpi::after {
  content: "";
  position: absolute; top: 0; left: 0; width: 3px; height: 100%;
  background: var(--cyan); box-shadow: 0 0 10px var(--cyan);
}
.kpi .label {
  color: var(--muted);
  font-size: clamp(0.65rem, 0.9vw, 0.8rem);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.kpi .value {
  margin-top: 0.1rem;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 3.2vh, 2.35rem);
  line-height: 1.05;
  color: #f4fbff;
  text-shadow: 0 0 22px rgba(45,226,197,.22);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.kpi .value.sm { font-size: clamp(1rem, 2.4vh, 1.7rem); }
.kpi .value.warn { color: var(--warn); }
.kpi .value.bad { color: var(--bad); }
.kpi .value.good { color: var(--good); }
.kpi .sub { margin-top: 0.1rem; color: var(--muted); font-size: clamp(0.62rem, 0.85vw, 0.78rem); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.body-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0.45rem;
  min-height: 0;
  height: 100%;
}
.body-grid.cols-2 { grid-template-columns: 1.2fr 0.8fr; }
.body-grid.cols-2-eq { grid-template-columns: 1fr 1fr; }

.panel {
  min-height: 0;
  display: flex;
  flex-direction: column;
  padding: 0.5rem 0.6rem;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: rgba(4, 12, 22, 0.65);
}
.panel h3 {
  margin: 0 0 0.4rem;
  font-family: var(--font-display);
  font-size: clamp(0.72rem, 1.1vw, 0.9rem);
  letter-spacing: 0.1em;
  color: var(--cyan);
  flex: 0 0 auto;
}
.panel-body {
  flex: 1;
  min-height: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.bars { display: grid; gap: 0.32rem; align-content: start; }
.bar-row {
  display: grid;
  grid-template-columns: minmax(3.5rem, 6.5rem) 1fr 2.6rem;
  gap: 0.4rem;
  align-items: center;
  font-size: clamp(0.7rem, 1vw, 0.88rem);
  color: var(--muted);
}
.bar-row > div:first-child {
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.bar-track {
  height: 0.38rem; border-radius: 999px;
  background: rgba(125,150,171,.16); overflow: hidden;
}
.bar-fill {
  height: 100%; border-radius: inherit; width: 0;
  background: linear-gradient(90deg, #1a9e8f, var(--cyan));
  box-shadow: 0 0 8px rgba(45,226,197,.4);
  transition: width 0.85s cubic-bezier(.2,.8,.2,1);
}
.bar-fill.warn { background: linear-gradient(90deg, #b07a12, var(--amber)); }
.bar-fill.bad { background: linear-gradient(90deg, #c44a4a, var(--rose)); }
.bar-row .num { color: var(--text); text-align: right; font-variant-numeric: tabular-nums; }

.alert {
  padding: 0.55rem 0.7rem; border-radius: 8px;
  border: 1px solid rgba(255,107,107,.35);
  background: rgba(255,107,107,.1); color: #ffb4b0;
  font-size: clamp(0.72rem, 1.05vw, 0.9rem); line-height: 1.4;
  flex: 0 0 auto;
}
.alert.ok {
  border-color: rgba(61,214,140,.35);
  background: rgba(61,214,140,.1); color: #9aecc0;
}

.chart { width: 100%; flex: 1; min-height: 0; }
.chart svg { width: 100%; height: 100%; display: block; }
.chart path.line {
  fill: none; stroke: var(--amber); stroke-width: 2.4; stroke-linecap: round;
  filter: drop-shadow(0 0 6px rgba(240,160,32,.5));
}
.chart path.area { fill: url(#lobbyArea); }
.chart text { fill: var(--muted); font-size: 11px; font-family: var(--font-body); }

.rate-list, .park-list, .eta-list {
  display: grid; gap: 0.28rem; align-content: start; flex: 1; min-height: 0;
  overflow: hidden;
}
.rate-list.dense-2 {
  grid-template-columns: 1fr 1fr;
  gap: 0.3rem;
}
.rate-row, .park-row, .eta-row {
  display: flex; justify-content: space-between; align-items: center; gap: 0.5rem;
  padding: 0.35rem 0.5rem; border-radius: 8px;
  border: 1px solid var(--line); background: rgba(255,255,255,.025);
  min-height: 0;
}
.rate-row strong, .park-row strong, .eta-row strong {
  font-size: clamp(0.8rem, 1.15vw, 1rem);
  display: block;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.rate-row span, .park-row span, .eta-row span {
  color: var(--muted); font-size: clamp(0.65rem, 0.95vw, 0.8rem);
}
.rate-row .val, .park-row .val, .eta-row .mins {
  font-family: var(--font-display);
  font-size: clamp(1rem, 2vh, 1.45rem);
  color: var(--cyan); letter-spacing: 0.03em; flex: 0 0 auto;
}
.eta-row .mins small {
  display: block; font-family: var(--font-body); font-size: 0.62rem;
  color: var(--muted); text-align: right;
}

.aqhi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.3rem;
  flex: 1;
  align-content: start;
}
.aqhi-card {
  padding: 0.4rem 0.35rem;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.025);
  text-align: center;
  min-width: 0;
}
.aqhi-card .name {
  color: var(--muted);
  font-size: clamp(0.62rem, 0.9vw, 0.78rem);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.aqhi-card .n {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.4vh, 1.7rem);
  margin-top: 0.1rem;
}
.aqhi-card .n.warn { color: var(--warn); }
.aqhi-card .n.bad { color: var(--bad); }
.aqhi-card .n.good { color: var(--good); }

.mb-table {
  width: 100%;
  border-collapse: collapse;
  font-size: clamp(0.72rem, 1.05vw, 0.9rem);
}
.mb-table th, .mb-table td {
  padding: 0.35rem 0.4rem;
  border-bottom: 1px solid var(--line);
  text-align: right;
  white-space: nowrap;
}
.mb-table th:first-child, .mb-table td:first-child { text-align: left; }
.mb-table th { color: var(--muted); font-weight: 600; font-size: 0.72rem; letter-spacing: 0.04em; }
.mb-table td { color: var(--text); font-variant-numeric: tabular-nums; }
.mb-table tr:last-child td { border-bottom: 0; }

.status-msg { color: var(--muted); font-size: 0.88rem; }
.status-msg.err { color: var(--bad); }

.lobby-foot {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 0.75rem;
  min-height: 1.8rem;
}
.dots { display: flex; gap: 0.45rem; justify-content: center; }
.dot-btn {
  width: 2.2rem; height: 0.28rem; border: 0; border-radius: 999px;
  background: rgba(125,150,171,.25); cursor: pointer; padding: 0; position: relative; overflow: hidden;
}
.dot-btn.active { background: rgba(45,226,197,.22); }
.dot-btn .fill {
  position: absolute; inset: 0 auto 0 0; width: 0;
  background: var(--cyan); box-shadow: 0 0 8px var(--cyan);
}
.foot-left, .foot-right {
  color: var(--muted);
  font-size: clamp(0.65rem, 0.95vw, 0.8rem);
  letter-spacing: 0.03em;
}
.foot-right { text-align: right; }
.foot-nav { display: inline-flex; flex-wrap: wrap; gap: 0.35rem; align-items: center; }
.foot-nav a, .exit-link {
  color: var(--cyan); text-decoration: none; opacity: 0.9;
  padding: 0.15rem 0.4rem; border-radius: 6px; border: 1px solid transparent;
}
.foot-nav a:hover, .exit-link:hover { border-color: var(--panel-edge); background: var(--cyan-dim); }
.foot-nav a.active {
  border-color: var(--panel-edge); background: var(--cyan-dim); color: #fff;
}

/* —— 展屏入口页（四宫格） —— */
.hub {
  position: relative; z-index: 1;
  width: 100vw; height: 100vh; height: 100dvh;
  display: grid; grid-template-rows: auto 1fr auto;
  padding: 1.2rem 1.5rem 1rem; gap: 1rem;
}
.hub-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 1rem; }
.hub-head h1 {
  margin: 0.2rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3.5vw, 2.6rem);
  letter-spacing: 0.06em;
}
.hub-head p { margin: 0.35rem 0 0; color: var(--muted); max-width: 36rem; line-height: 1.5; }
.hub-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: 0.85rem;
  min-height: 0;
}
.hub-card {
  position: relative;
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: 1.4rem 1.5rem;
  border-radius: 16px;
  border: 1px solid var(--panel-edge);
  background:
    linear-gradient(160deg, rgba(45,226,197,.12), rgba(6,12,22,.75)),
    rgba(8, 18, 32, 0.9);
  text-decoration: none; color: inherit;
  overflow: hidden;
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
  min-height: 0;
}
.hub-card:hover {
  transform: translateY(-3px);
  border-color: rgba(45,226,197,.55);
  box-shadow: 0 16px 48px rgba(0,0,0,.35), 0 0 30px rgba(45,226,197,.12);
}
.hub-card .tag {
  position: absolute; top: 1.1rem; left: 1.3rem;
  font-family: var(--font-display); font-size: 0.72rem; letter-spacing: 0.18em; color: var(--cyan);
}
.hub-card h2 {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.8vw, 2.1rem);
  letter-spacing: 0.04em;
}
.hub-card p { margin: 0; color: var(--muted); line-height: 1.45; max-width: 28rem; }
.hub-card .go { margin-top: 0.85rem; color: var(--cyan); font-weight: 700; letter-spacing: 0.06em; }
.hub-card.fin { background: linear-gradient(160deg, rgba(240,160,32,.14), rgba(6,12,22,.75)), rgba(8,18,32,.9); }
.hub-card.fin .tag, .hub-card.fin .go { color: var(--amber); }
.hub-card.prop { background: linear-gradient(160deg, rgba(60,140,200,.16), rgba(6,12,22,.75)), rgba(8,18,32,.9); }
.hub-card.traf { background: linear-gradient(160deg, rgba(255,107,107,.12), rgba(6,12,22,.75)), rgba(8,18,32,.9); }
.hub-card.traf .tag, .hub-card.traf .go { color: #ff8e8e; }
.hub-foot { color: var(--muted); font-size: 0.85rem; }
.hub-foot a { color: var(--cyan); text-decoration: none; }

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 3px rgba(45,226,197,.2); }
  50% { box-shadow: 0 0 0 7px rgba(45,226,197,.05); }
}
@keyframes scan {
  0% { top: -2px; opacity: 0; }
  10% { opacity: .5; }
  90% { opacity: .3; }
  100% { top: 100%; opacity: 0; }
}

@media (max-width: 1100px) {
  .kpi-row { grid-template-columns: repeat(3, 1fr); }
  .body-grid { grid-template-columns: 1fr 1fr; }
  .aqhi-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 720px) {
  .kpi-row, .kpi-row.cols-4 { grid-template-columns: repeat(2, 1fr); }
  .body-grid, .body-grid.cols-2, .body-grid.cols-2-eq { grid-template-columns: 1fr; }
  .hub-grid { grid-template-columns: 1fr; grid-template-rows: repeat(4, minmax(0, 1fr)); }
  .lobby-foot { grid-template-columns: 1fr; justify-items: center; }
  .foot-left, .foot-right { text-align: center; }
}