/* Layout: clinician console = live stage preview on top, one big Start/Stop, then control groups that wrap to one column on phones.
   Client view = the stage alone, full screen. Stage colors are clinical choices and stay the same in both themes. */
:root{
  --bg:#eef1f2; --surface:#ffffff; --line:#d5dcdf; --fg:#1d2a33; --muted:#5d6d77;
  --accent:#2f6f62; --accent-ink:#ffffff; --accent-soft:#dcebe6; --stop:#a4473b; --stop-soft:#f4e1de;
  --ok:#2f7d4f; --warn:#9a6a12;
  --display:"Literata",Georgia,serif; --body:"Instrument Sans",system-ui,-apple-system,"Segoe UI",sans-serif; --mono:"IBM Plex Mono",ui-monospace,Menlo,monospace;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#12181c; --surface:#1a2328; --line:#2c3a41; --fg:#e3eaec; --muted:#93a3ab;
  --accent:#7cc4ae; --accent-ink:#0f1b17; --accent-soft:#1f3832; --stop:#e48a7c; --stop-soft:#3a2420;
  --ok:#78c79a; --warn:#e2b55a; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#12181c; --surface:#1a2328; --line:#2c3a41; --fg:#e3eaec; --muted:#93a3ab;
  --accent:#7cc4ae; --accent-ink:#0f1b17; --accent-soft:#1f3832; --stop:#e48a7c; --stop-soft:#3a2420;
  --ok:#78c79a; --warn:#e2b55a; color-scheme:dark}
html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--fg);font-family:var(--body);font-size:15px;line-height:1.45}
*{box-sizing:border-box}
button,input,select{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

/* ---------- clinician console ---------- */
#console{max-width:1040px;margin:0 auto;padding:20px 16px 48px;display:flex;flex-direction:column;gap:18px}
.top{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px 16px}
.top h1{font-family:var(--display);font-weight:600;font-size:1.55rem;margin:0;letter-spacing:-.01em;text-wrap:balance}
.top .sub{color:var(--muted);font-size:.85rem;margin:2px 0 0}
.status{display:flex;align-items:center;gap:8px;font-size:.85rem;padding:6px 12px;border:1px solid var(--line);border-radius:999px;background:var(--surface)}
.status i{width:9px;height:9px;border-radius:50%;background:var(--muted);flex:none}
.status[data-s="ready"] i{background:var(--ok)}
.status[data-s="joined"] i{background:var(--warn)}
.stagewrap{position:relative;border-radius:14px;overflow:hidden;border:1px solid var(--line)}
.stagewrap canvas{display:block;width:100%;aspect-ratio:16/6;max-width:100%}
.stagewrap .tag{position:absolute;left:12px;top:10px;font:500 .7rem var(--mono);letter-spacing:.08em;text-transform:uppercase;color:#ffffffb0;background:#00000040;padding:3px 8px;border-radius:6px}
.runbar{display:flex;flex-wrap:wrap;align-items:center;gap:12px 20px}
.go{min-width:180px;padding:14px 26px;border-radius:12px;border:0;background:var(--accent);color:var(--accent-ink);font-weight:600;font-size:1.05rem;cursor:pointer}
.go[data-on="1"]{background:var(--stop);color:#fff}
.meter{display:flex;gap:22px;font-family:var(--mono);font-variant-numeric:tabular-nums}
.meter div{display:flex;flex-direction:column}
.meter b{font-size:1.4rem;font-weight:500}
.meter span{font:500 .68rem var(--body);letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.ghost{background:none;border:1px solid var(--line);border-radius:10px;padding:9px 14px;cursor:pointer;color:var(--muted)}
.ghost:hover{color:var(--fg);border-color:var(--muted)}
.runbar .spacer{flex:1}
.groups{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px}
fieldset{margin:0;border:1px solid var(--line);border-radius:12px;background:var(--surface);padding:14px 16px 16px;display:flex;flex-direction:column;gap:14px;min-width:0}
legend{font:500 .72rem var(--body);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);padding:0 6px}
.row{display:flex;flex-direction:column;gap:6px}
.row label,.row .lbl{font-size:.88rem;display:flex;justify-content:space-between;gap:8px}
.row output{font-family:var(--mono);font-size:.82rem;color:var(--muted);font-variant-numeric:tabular-nums}
input[type=range]{width:100%;accent-color:var(--accent)}
.seg{display:flex;flex-wrap:wrap;gap:6px}
.seg button{border:1px solid var(--line);background:transparent;border-radius:8px;padding:6px 11px;font-size:.85rem;cursor:pointer}
.seg button[aria-pressed="true"]{background:var(--accent-soft);border-color:var(--accent);color:var(--fg);font-weight:600}
.swatches{display:flex;gap:8px;flex-wrap:wrap}
.swatches button{width:30px;height:30px;border-radius:50%;border:2px solid var(--line);cursor:pointer;padding:0}
.swatches button[aria-pressed="true"]{border-color:var(--fg);box-shadow:0 0 0 2px var(--surface) inset}
.toggle{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:.88rem}
.toggle input{width:20px;height:20px;accent-color:var(--accent)}
.note{font-size:.8rem;color:var(--muted);margin:0}
.cues{display:flex;flex-wrap:wrap;gap:6px}
.cues button{border:1px solid var(--line);background:transparent;border-radius:999px;padding:6px 12px;font-size:.84rem;cursor:pointer}
.cues button[aria-pressed="true"]{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}
.foot{font-size:.8rem;color:var(--muted);border-top:1px solid var(--line);padding-top:14px;display:flex;flex-direction:column;gap:6px;max-width:72ch}
.foot p{margin:0}

/* ---------- client view ---------- */
#client{position:fixed;inset:0;display:flex}
#client canvas{width:100%;height:100%;display:block}
.cue{position:absolute;left:50%;top:18%;transform:translateX(-50%);max-width:min(90vw,520px);text-align:center;font-family:var(--display);font-weight:500;font-size:clamp(1.2rem,3.4vw,1.9rem);line-height:1.3;color:#eef3f4;text-shadow:0 1px 12px #0008;transition:opacity .6s}
.cue.light{color:#1d2a33;text-shadow:none}
.join{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;padding:24px;background:#0d131acc}
.join[hidden]{display:none}
.join .card{background:#18222a;color:#e3eaec;border-radius:16px;padding:28px 26px;max-width:420px;display:flex;flex-direction:column;gap:14px;text-align:center}
.join h2{font-family:var(--display);font-weight:600;margin:0;font-size:1.4rem}
.join p{margin:0;color:#a9b7be;font-size:.92rem}
.join button{padding:13px 20px;border-radius:12px;border:0;background:#7cc4ae;color:#0f1b17;font-weight:600;font-size:1rem;cursor:pointer}
.cbar{position:absolute;right:calc(12px + env(safe-area-inset-right,0px));bottom:calc(12px + env(safe-area-inset-bottom,0px));display:flex;gap:8px;opacity:.35;transition:opacity .3s}
.cbar:hover,.cbar:focus-within{opacity:1}
.cbar button{background:#00000055;color:#fff;border:1px solid #ffffff33;border-radius:8px;padding:6px 10px;font-size:.78rem;cursor:pointer}
.waiting{position:absolute;left:0;right:0;bottom:calc(22px + env(safe-area-inset-bottom,0px));text-align:center;font-size:.85rem;color:#ffffff88}
.waiting.light{color:#1d2a3388}

/* ---------- session bar (console) ---------- */
.session{display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;padding:12px 14px;border:1px solid var(--line);border-radius:12px;background:var(--surface)}
.session .code{font:500 1.15rem var(--mono);letter-spacing:.12em}
.session .lbl{font:500 .72rem var(--body);letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.session input{flex:1 1 240px;min-width:0;font:400 .85rem var(--mono);padding:8px 10px;border:1px solid var(--line);border-radius:8px;background:var(--bg)}
.session .ended{color:var(--stop);font-weight:600}
.go:disabled{opacity:.45;cursor:not-allowed}

/* ---------- client: code entry + ended ---------- */
.join input{font:500 1.2rem var(--mono);letter-spacing:.2em;text-align:center;text-transform:uppercase;padding:12px;border-radius:10px;border:1px solid #ffffff33;background:#0d131a;color:#e3eaec}
.join .err{color:#f0a89b;font-size:.85rem;min-height:1.2em}
.join form{display:flex;flex-direction:column;gap:10px}
.join form[hidden]{display:none}
.join label{font-size:.92rem;color:#c9d5da}
.session a.ghost{text-decoration:none;font-size:inherit}