:root{--bg:#0b1913;--surface:#10251c;--surface-2:#1a3428;--border:#355344;--text:#f5f7ed;--muted:#bbccc0;--accent:#b5dc96;--success:#a7d78d;--danger:#ffb2ac;--shadow:0 18px 50px rgb(0 0 0 / 16%)}
[hidden]{display:none!important}
*{box-sizing:border-box}html{min-height:100%;background:var(--bg)}body{min-height:100vh;margin:0;background:radial-gradient(circle at 80% -20%,rgb(40 132 190 / 22%),transparent 42rem),var(--bg);color:var(--text);font:16px/1.45 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}button,select,input{font:inherit}button,summary,input[type=range],select{touch-action:manipulation}button:focus-visible,select:focus-visible,input:focus-visible,summary:focus-visible,.viewer:focus-visible{outline:3px solid var(--accent);outline-offset:3px}
.app-header{width:min(1480px,100%);margin:0 auto;padding:18px clamp(16px,3vw,34px);display:flex;align-items:center;justify-content:space-between;gap:16px}.app-header h1,.section-heading h2,.card h2{margin:0;line-height:1.1}.app-header h1{font-size:clamp(1.55rem,3vw,2.1rem)}.eyebrow{margin:0 0 4px;color:var(--accent);font-size:.72rem;font-weight:800;letter-spacing:.13em}.header-actions,.primary-controls{display:flex;flex-wrap:wrap;gap:10px}.badge,.delay-badge{display:inline-flex;align-items:center;border:1px solid var(--border);border-radius:999px;background:rgb(14 26 42 / 82%);color:var(--muted);padding:8px 12px;font-size:.83rem;font-weight:700}
.app-shell{width:min(1480px,100%);margin:0 auto;padding:0 clamp(16px,3vw,34px) 34px;display:grid;grid-template-columns:minmax(0,1fr) minmax(290px,360px);gap:18px}.viewer-panel,.card{border:1px solid var(--border);border-radius:20px;background:rgb(14 26 42 / 92%);box-shadow:var(--shadow)}.viewer-panel{padding:clamp(14px,2vw,22px)}.side-panel{display:grid;align-content:start;gap:14px}.card{padding:18px}.section-heading{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:14px}.section-heading.compact{margin-bottom:16px}.section-heading h2,.card h2{font-size:1.15rem}.delay-badge{color:var(--text);background:var(--surface-2)}
.viewer{position:relative;min-height:300px;aspect-ratio:16/9;overflow:hidden;border:1px solid #26364a;border-radius:16px;background:#000}.viewer video,.viewer canvas{width:100%;height:100%;display:block;object-fit:contain;background:#000}.viewer .mirrored{transform:scaleX(-1)}.viewer-message{position:absolute;inset:0;display:grid;place-content:center;justify-items:center;gap:6px;padding:24px;text-align:center;background:radial-gradient(circle,#172941,#050a10 70%)}.viewer-message strong{font-size:clamp(1.25rem,3vw,2rem)}.viewer-message span{color:var(--muted)}.viewer-overlay{position:absolute;inset:auto 10px 10px;display:flex;justify-content:space-between;pointer-events:none}.viewer-overlay span{border:1px solid rgb(255 255 255 / 16%);border-radius:999px;background:rgb(0 0 0 / 68%);padding:5px 9px;color:#e9f3fc;font-size:.75rem}
.primary-controls{margin-top:14px}.button{min-height:44px;border:1px solid var(--border);border-radius:11px;padding:10px 15px;background:var(--surface-2);color:var(--text);cursor:pointer;font-weight:750;text-align:center;text-decoration:none}.button:hover:not(:disabled){filter:brightness(1.12)}.button:disabled{cursor:not-allowed;opacity:.48}.button-primary{border-color:#168ece;background:linear-gradient(#179edf,#0874b5)}.button-success{border-color:#22965a;background:linear-gradient(#31bd76,#19854e)}.button-danger{border-color:#90484f;background:#512b35}.button-secondary{background:#16263a}.button-block{width:100%;display:flex;justify-content:center;margin-top:12px}
.delay-control{margin-top:18px}.delay-control label{display:flex;justify-content:space-between;gap:16px;color:var(--muted)}.delay-control label strong{color:var(--text)}input[type=range]{width:100%;min-height:42px;margin:2px 0 -6px;accent-color:var(--accent)}.range-labels{display:flex;justify-content:space-between;color:var(--muted);font-size:.75rem}.card label,.settings-grid label{display:block;margin:12px 0 6px;color:var(--muted);font-size:.82rem;font-weight:700}select{width:100%;min-height:44px;border:1px solid var(--border);border-radius:10px;padding:9px 36px 9px 11px;background:#091524;color:var(--text)}details summary{cursor:pointer;font-weight:800}details[open] summary{margin-bottom:16px}.settings-grid{display:grid}.help-text,.inline-note,.privacy-card p{color:var(--muted);font-size:.82rem}.privacy-card p:last-child{margin-bottom:0}.privacy-card{border-color:#245274}dl{margin:10px 0 0}dl div{display:flex;justify-content:space-between;gap:12px;padding:8px 0;border-top:1px solid var(--border)}dt{color:var(--muted)}dd{margin:0;text-align:right;font-weight:700}
.toast{position:fixed;z-index:20;left:50%;bottom:22px;translate:-50% 0;width:min(92vw,560px);border:1px solid #375675;border-radius:12px;padding:12px 16px;background:#13263a;box-shadow:var(--shadow);text-align:center;font-weight:700}
@media(max-width:900px){.app-shell{grid-template-columns:1fr}.viewer{min-height:220px}.side-panel{grid-template-columns:repeat(2,minmax(0,1fr))}.settings-card{grid-column:1/-1}}@media(max-width:610px){.app-header{align-items:flex-start}.header-actions{justify-content:flex-end}.header-actions .badge{display:none}.side-panel{grid-template-columns:1fr}.settings-card{grid-column:auto}.primary-controls .button{flex:1 1 44%}.section-heading{align-items:flex-start}.delay-badge{white-space:nowrap}}@media(display-mode:standalone){.app-header{padding-top:max(18px,env(safe-area-inset-top))}}@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important}}
/* Forest palette and practice-first layout for FGS Replay Cam. */
body { background: radial-gradient(circle at 85% 0, #1b3e2b 0, transparent 40rem), var(--bg); }
a { color: var(--accent); }
a:focus-visible { outline: 3px solid var(--accent); outline-offset: 4px; }
.skip-link { position: absolute; left: 16px; top: -100px; z-index: 99; padding: 12px; background: var(--text); color: var(--bg); border-radius: 8px; }
.skip-link:focus { top: 12px; }
.app-header { padding-block: 20px 18px; align-items: center; }
.fgs-link { display: flex; align-items: center; gap: 7px; font-size: .72rem; text-decoration: none; color: #c9d9c4; margin-bottom: 9px; }
.fgs-link img { object-fit: contain; background: #eaf0df; border-radius: 6px; }
.app-identity h1 { display: flex; align-items: center; gap: 12px; letter-spacing: -.035em; }
.app-identity > p { margin: 8px 0 0; color: var(--muted); font-size: .88rem; }
.beta-label { letter-spacing: .1em; font-size: .58rem; font-weight: 800; color: #c2d6b8; border: 1px solid var(--border); padding: 5px 7px; border-radius: 5px; }
.viewer-panel,.card { background: var(--surface); }
.viewer { min-height: 0; border-color: #3c5c49; }
.viewer-message { background: radial-gradient(ellipse at 50% 35%, #1b3727, #08120d 85%); }
.viewer-message span { max-width: 36ch; }
.viewer-overlay { gap: 10px; }
.viewer-overlay span { color: #f5f7ed; }
.badge { background: #132c20; color: #d3e7c9; }
.button-primary,.button-success { color: #10251c; border-color: #b5dc96; background: #b5dc96; }
.button-secondary { background: #1a3428; }
.button-danger { border-color: #8a514a; background: #492d2a; }
.delay-control { padding: 15px; border-radius: 12px; background: #142c21; }
.delay-presets { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.preset { min-height: 40px; padding: 6px 15px; border-radius: 8px; border: 1px solid #4d6b54; background: transparent; color: #d4e4ce; cursor: pointer; font-size: .82rem; font-weight: 700; }
.preset[aria-pressed=true] { color: #10251c; background: #b5dc96; border-color: #b5dc96; }
.preset:disabled { opacity: .45; cursor: not-allowed; }
select { background: #0b1c13; }
.session-hint { margin: 14px 2px 0; font-size: .82rem; color: var(--muted); max-width: 75ch; }
.privacy-card { border-color: var(--border); }
.guide-card ol { padding-left: 22px; margin-bottom: 0; color: var(--muted); font-size: .85rem; }
.guide-card li + li { margin-top: 9px; }
.toast { bottom: 80px; background: #1b3427; border-color: #6d8868; }
.app-footer { width: min(1480px,100%); margin: 0 auto; padding: 0 clamp(16px,3vw,34px) 86px; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; font-size: .78rem; color: var(--muted); }
.replay-stage { min-width: 0; }
.stage-toolbar { display: none; }
.review-controls { margin-top: 14px; padding: 14px; border: 1px solid var(--border); border-radius: 12px; background: #142c21; }
.review-heading { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 5px 16px; }
.review-heading label { font-size: .9rem; font-weight: 750; }
.review-heading output { min-width: 0; color: var(--muted); font-size: .8rem; overflow-wrap: anywhere; }
#reviewRange { display: block; min-height: 44px; margin: 6px 0 0; cursor: ew-resize; touch-action: pan-y; }
#reviewRange:disabled { cursor: not-allowed; opacity: .45; }
.review-time-labels { gap: 12px; margin-top: -1px; font-variant-numeric: tabular-nums; }
.review-time-labels span:last-child { text-align: right; }
.review-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.review-actions .button { min-width: 52px; min-height: 44px; padding: 9px 12px; font-size: .84rem; }
#playPauseBtn { flex: 1 1 90px; }
#returnDelayBtn { margin-left: auto; }
.review-speed { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 14px; margin-top: 12px; }
.review-speed label { margin: 0; color: var(--muted); font-size: .82rem; font-weight: 700; }
.review-speed select { width: auto; max-width: 100%; min-height: 44px; }
.review-help { margin: 10px 0 0; line-height: 1.5; }
.replay-stage:is(:fullscreen,.expanded) { display: flex; flex-direction: column; gap: 10px; width: 100vw; height: 100vh; height: 100dvh; min-width: 0; padding: max(10px,env(safe-area-inset-top)) max(10px,env(safe-area-inset-right)) max(10px,env(safe-area-inset-bottom)) max(10px,env(safe-area-inset-left)); overflow: auto; background: var(--bg); }
.replay-stage.expanded { position: fixed; inset: 0; z-index: 100; padding-bottom: max(80px,env(safe-area-inset-bottom)); }
body.replay-expanded { overflow: hidden; }
.replay-stage:is(:fullscreen,.expanded) .stage-toolbar { display: flex; flex: 0 0 auto; grid-column: 1/-1; justify-content: flex-end; }
.replay-stage:is(:fullscreen,.expanded) .viewer { flex: 1 1 auto; min-height: 100px; width: 100%; aspect-ratio: auto; border-radius: 10px; }
.replay-stage:is(:fullscreen,.expanded) .review-controls { flex: 0 0 auto; margin-top: 0; padding: 10px; }
.replay-stage:is(:fullscreen,.expanded) .review-help { font-size: .72rem; margin-top: 6px; }
.replay-stage:is(:fullscreen,.expanded) .review-actions { margin-top: 7px; }
.replay-stage:is(:fullscreen,.expanded) .review-speed { margin-top: 7px; }
@media(max-width:610px) {
  .review-controls { padding: 12px; }
  .review-heading { display: grid; gap: 3px; }
  .review-actions { display: grid; grid-template-columns: minmax(44px,1fr) minmax(90px,1.6fr) minmax(44px,1fr); gap: 7px; }
  .review-actions .button { min-width: 0; padding-inline: 8px; }
  #returnDelayBtn { grid-column: 1/-1; width: 100%; margin-left: 0; }
  .review-speed { justify-content: space-between; }
  .review-speed select { flex: 0 1 155px; }
}
@media(min-width:640px) and (max-height:550px) and (orientation:landscape) {
  .replay-stage:is(:fullscreen,.expanded) { display: grid; grid-template-columns: minmax(0,1fr) minmax(265px,330px); grid-template-rows: auto minmax(100px,1fr); align-items: stretch; }
  .replay-stage:is(:fullscreen,.expanded) .viewer { height: 100%; }
  .replay-stage:is(:fullscreen,.expanded) .review-controls { min-height: 0; overflow: auto; }
}
@media(max-width:900px) { .app-header { align-items: flex-start; } .header-actions { justify-content: flex-end; } .viewer-panel { padding: 14px; } }
@media(max-width:610px) { .app-header { gap: 10px; } .header-actions { max-width: 126px; gap: 6px; } .header-actions .button { min-height: 40px; padding: 8px 11px; font-size: .8rem; } .app-shell { padding-inline: 12px; } .app-header { padding-inline: 16px; } .app-identity > p { max-width: 24ch; font-size: .8rem; } .fgs-link { font-size: .65rem; } .delay-badge { padding: 7px 9px; font-size: .72rem; } .section-heading h2 { font-size: 1.05rem; } .section-heading { gap: 8px; } .viewer-overlay span { font-size: .62rem; padding: 3px 6px; } .viewer-message { padding: 15px; } .viewer-message strong { font-size: 1.1rem; } .viewer-message span { font-size: .8rem; } .primary-controls { gap: 8px; } .primary-controls .button { font-size: .82rem; } .preset { flex: 1; padding-inline: 8px; } }

.demo-help { margin: 10px 2px 0; max-width: 75ch; }
.preset, .header-actions .button { min-height: 44px; }
.preset:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
input[type=range] { min-height: 44px; }
details summary { min-height: 44px; align-content: center; }