@import url('/styles.css');
.overview-grid { display: grid; grid-template-columns: repeat(3, .72fr) 1.65fr; gap: 8px; margin-bottom: 8px; }
.overview-grid article, .card { border: 1px solid var(--line); border-radius: 12px; background: var(--panel); }
.overview-grid article { min-width: 0; min-height: 94px; padding: 15px; display: flex; flex-direction: column; justify-content: center; }
.overview-grid span { color: var(--muted); font-size: .59rem; font-weight: 800; letter-spacing: .13em; }
.overview-grid strong { margin: 7px 0 3px; font-size: clamp(1.45rem, 2.6vw, 2.35rem); line-height: 1; font-variant-numeric: tabular-nums; letter-spacing: -.045em; }
.overview-grid small { color: var(--muted); font-size: .64rem; }
.overview-grid .session-card strong { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 1.1rem; letter-spacing: -.02em; }
#total-delta.gain, #zone-loss.gain { color: var(--green); }
#total-delta.loss, #zone-loss.loss { color: var(--red); }

.workspace-grid { display: grid; grid-template-columns: minmax(0, 2.7fr) minmax(250px, .62fr); gap: 8px; margin-bottom: 8px; }
.card { min-width: 0; padding: clamp(13px, 1.8vw, 22px); }
.card-heading { display: flex; align-items: center; justify-content: space-between; gap: 15px; margin-bottom: 12px; }
.card-heading span { color: var(--muted); font-size: .59rem; font-weight: 800; letter-spacing: .13em; }
.card-heading h2 { margin: 3px 0 0; font-size: .95rem; }
.card-heading small { color: var(--muted); font-size: .62rem; }
.track-tools { display: grid; justify-items: end; gap: 9px; }
.corner-legends { display: grid; justify-items: end; gap: 7px; }
.zone-navigation { display: grid; grid-template-columns: 34px minmax(86px, auto) 34px; align-items: center; gap: 5px; }
.zone-navigation button, .zone-navigation output {
  display: grid; place-items: center; height: 31px; border: 1px solid var(--line); border-radius: 8px;
  background: #0d1114; color: var(--muted); font: inherit;
}
.zone-navigation button { padding: 0; cursor: pointer; font-size: 1rem; font-weight: 850; }
.zone-navigation button:hover:not(:disabled) { color: var(--cyan); border-color: rgba(53,198,216,.65); }
.zone-navigation button:disabled { opacity: .35; cursor: default; }
.zone-navigation output { padding: 0 9px; color: var(--cyan); font-size: .61rem; font-weight: 800; white-space: nowrap; }
.legend { display: flex; align-items: center; gap: 6px; color: var(--muted); font-size: .61rem; white-space: nowrap; }
.legend i { display: inline-block; width: 21px; height: 4px; margin-left: 7px; border-radius: 3px; }
.selected-key { background: var(--cyan); }
.reference-key { background: repeating-linear-gradient(90deg, var(--green) 0 7px, transparent 7px 10px); }
.brake-key { background: var(--red); }
.throttle-key { background: var(--green); }
.zoom-controls { display: flex; align-items: center; gap: 4px; }
.zoom-controls button, .zoom-controls output {
  display: grid;
  place-items: center;
  height: 28px;
  min-width: 30px;
  padding: 0 8px;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #0d1114;
  font-size: .57rem;
  font-weight: 850;
  letter-spacing: .06em;
}
.zoom-controls output { min-width: 50px; color: var(--cyan); font-variant-numeric: tabular-nums; }
.zoom-controls button { cursor: pointer; }
.zoom-controls button:hover:not(:disabled) { color: var(--text); border-color: rgba(53,198,216,.65); }
.zoom-controls button:disabled { opacity: .35; cursor: default; }
.track-card canvas { display: block; width: 100%; height: clamp(400px, 58vh, 720px); cursor: crosshair; }
.track-card .card-heading { flex-wrap: wrap; }
.canvas-hint { margin: 7px 0 0; color: var(--muted); font-size: .63rem; text-align: center; }
.zone-browser { max-height: calc(clamp(400px, 58vh, 720px) + 69px); display: flex; flex-direction: column; }
#zone-count { color: var(--cyan); font-size: 1.3rem; }
.zone-list { min-height: 0; overflow: auto; display: grid; align-content: start; gap: 5px; padding-right: 3px; }
.zone-button {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 9px;
  width: 100%;
  padding: 9px;
  border: 1px solid transparent;
  border-radius: 8px;
  color: var(--text);
  background: var(--panel-2);
  text-align: left;
  cursor: pointer;
}
.zone-button:hover { border-color: #3a454d; }
.zone-button.active { border-color: var(--cyan); background: rgba(53,198,216,.08); }
.zone-button b { display: grid; place-items: center; width: 29px; height: 29px; border-radius: 50%; color: var(--cyan); border: 1px solid rgba(53,198,216,.35); font-size: .66rem; }
.zone-button span { min-width: 0; color: var(--muted); font-size: .65rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.zone-button strong { font-size: .7rem; font-variant-numeric: tabular-nums; }
.zone-button strong.loss { color: var(--red); }
.zone-button strong.gain { color: var(--green); }

.corner-summary { margin-bottom: 8px; }
.corner-title { display: flex; justify-content: space-between; gap: 20px; align-items: flex-start; }
.corner-title > div > span { color: var(--muted); font-size: .59rem; font-weight: 800; letter-spacing: .13em; }
.corner-title h2 { display: flex; align-items: baseline; gap: 10px; margin: 3px 0 0; font-size: 1.55rem; }
.corner-title h2 small { color: var(--muted); font-size: .66rem; font-weight: 650; text-transform: uppercase; }
.zone-loss { text-align: right; }
.zone-loss span { color: var(--muted); font-size: .59rem; font-weight: 800; letter-spacing: .13em; }
.zone-loss strong { display: block; margin-top: 3px; font-size: 1.7rem; font-variant-numeric: tabular-nums; }
.advice { margin: 12px 0; padding: 11px 13px; color: #dbe2e5; border-left: 3px solid var(--orange); background: rgba(255,122,50,.06); font-size: .78rem; line-height: 1.45; }
.metric-comparison { display: grid; grid-template-columns: repeat(5, 1fr); gap: 6px; }
.metric-comparison article { min-width: 0; padding: 10px; border: 1px solid var(--line); border-radius: 8px; background: var(--panel-2); }
.metric-comparison span { color: var(--muted); font-size: .59rem; font-weight: 800; letter-spacing: .13em; }
.metric-comparison strong { display: block; margin: 5px 0 2px; font-size: 1.03rem; font-variant-numeric: tabular-nums; }
.metric-comparison small { display: block; color: var(--muted); font-size: .57rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.detail-grid { display: grid; grid-template-columns: 1.35fr .9fr; gap: 8px; }
.corner-map-card { grid-row: span 2; }
.corner-map-card .card-heading { flex-wrap: wrap; }
.corner-map-card canvas { display: block; width: 100%; height: 600px; }
.chart-card canvas { display: block; width: 100%; height: 205px; }
.chart-card:last-child { grid-column: 1 / -1; }
.chart-card:last-child canvas { height: 185px; }

.empty-state { padding: 70px 20px; border: 1px dashed var(--line); border-radius: 12px; text-align: center; }
.empty-state h2 { margin: 0 0 8px; }
.empty-state p { max-width: 600px; margin: 0 auto; color: var(--muted); line-height: 1.5; }
.no-analysis-data .overview-grid,
.no-analysis-data .workspace-grid,
.no-analysis-data .corner-summary,
.no-analysis-data .detail-grid { display: none; }
.hidden { display: none !important; }
.loading { position: fixed; inset: 0; z-index: 100; display: grid; place-content: center; justify-items: center; background: rgba(8,10,12,.9); }
.loading span { width: 32px; height: 32px; border: 3px solid var(--line); border-top-color: var(--green); border-radius: 50%; animation: spin .8s linear infinite; }
.loading p { color: var(--muted); font-size: .74rem; }
@keyframes spin { to { transform: rotate(360deg); } }

@media (max-width: 1050px) {
  .overview-grid { grid-template-columns: repeat(3, 1fr); }
  .overview-grid .session-card { grid-column: 1 / -1; min-height: 75px; }
  .workspace-grid { grid-template-columns: 1fr; }
  .zone-browser { max-height: none; }
  .zone-list { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); max-height: 220px; }
  .metric-comparison { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 720px) {
  .overview-grid { grid-template-columns: 1fr 1fr; }
  .overview-grid article:nth-child(3) { grid-column: 1 / -1; min-height: 82px; }
  .overview-grid .session-card { grid-column: 1 / -1; }
  .track-card canvas { height: 370px; }
  .track-tools { width: 100%; justify-items: start; }
  .zoom-controls { max-width: 100%; flex-wrap: wrap; }
  .metric-comparison { grid-template-columns: 1fr 1fr; }
  .detail-grid { grid-template-columns: 1fr; }
  .corner-map-card { grid-row: auto; }
  .corner-legends { width: 100%; justify-items: start; }
  .corner-map-card canvas { height: 420px; }
  .chart-card:last-child { grid-column: auto; }
}