/* MPH+ · Simuladores 3D del busto (Auscultación y Semiología ventilatoria) — estilo Consola */
body.b3-page{--b3-panel:linear-gradient(165deg,#20364c,#162a3e);--b3-line:rgba(240,242,244,.1);--b3-t1:#F0F2F4;--b3-t2:#C3CFDB;--b3-t3:#9FB0C2;--b3-red:#CC2936;--b3-amber:#E8960C;--b3-green:#4dff88;--b3-blue:#6fb4ff;
  background:radial-gradient(1000px 360px at 50% -140px,rgba(204,41,54,.12),transparent 72%),#0D1B2A;color:var(--b3-t1);font-family:'DM Sans',system-ui,sans-serif;overflow-x:hidden}
.b3-wrap{max-width:1280px;margin:0 auto;padding:0 clamp(14px,3vw,32px)}
.b3-top{padding:26px 0 10px}
.b3-top h1{font-family:'Barlow Condensed',sans-serif;font-weight:800;font-size:clamp(2rem,4.6vw,3.2rem);line-height:1.02;letter-spacing:.01em;text-transform:uppercase;margin:6px 0 10px}
.b3-top h1 em{font-style:normal;color:var(--b3-red)}
.b3-top p:not(.b3-eyebrow){max-width:70ch;color:var(--b3-t2);font-size:1.02rem;line-height:1.6}
.b3-eyebrow{font-family:'Barlow Condensed',sans-serif;font-weight:700;font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;color:var(--b3-amber)}
.b3-grid{display:grid;grid-template-columns:minmax(0,1.12fr) minmax(0,.88fr);gap:18px;align-items:start;margin:14px 0 18px}
.b3-card{background:var(--b3-panel);border:1px solid var(--b3-line);border-radius:14px;box-shadow:0 18px 40px -24px rgba(0,0,0,.6);position:relative;overflow:hidden}
.b3-ch{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 16px 10px;flex-wrap:wrap}
.b3-ch h3{font-family:'Barlow Condensed',sans-serif;font-size:1.25rem;font-weight:700;letter-spacing:.02em;text-transform:uppercase;line-height:1.1;margin-top:2px}
.b3-seg{display:inline-flex;background:rgba(8,18,28,.55);border:1px solid var(--b3-line);border-radius:9px;padding:3px;gap:2px;flex-wrap:wrap}
.b3-seg button,.b3-tg{background:transparent;border:0;cursor:pointer;font:600 .82rem 'DM Sans',sans-serif;color:var(--b3-t2);padding:7px 12px;border-radius:7px;line-height:1;transition:background .15s,color .15s;min-height:34px}
.b3-seg button:hover,.b3-tg:hover{color:#fff;background:rgba(255,255,255,.06)}
.b3-seg button[aria-pressed=true]{background:var(--b3-red);color:#fff}
.b3-tg{border:1px solid var(--b3-line);background:rgba(8,18,28,.45)}
.b3-tg[aria-pressed=true]{background:rgba(232,150,12,.16);border-color:rgba(232,150,12,.55);color:#ffd28a}
.b3-card button:focus-visible,.b3-chip:focus-visible,.b3-mk:focus-visible{outline:2px solid #fff;outline-offset:2px}
/* escenario 3D */
.b3-stage{position:relative;height:min(76vh,760px);min-height:460px;background:radial-gradient(120% 90% at 50% 8%,#2e4a64 0%,#182d42 55%,#0f1e2e 100%);touch-action:pan-y;overflow:hidden;user-select:none;-webkit-user-select:none}
.b3-stage::after{content:"";position:absolute;inset:0;background:repeating-linear-gradient(0deg,rgba(255,255,255,.018) 0 1px,transparent 1px 36px);pointer-events:none}
.b3-stage canvas,.b3-stage svg{position:absolute;inset:0;width:100%;height:100%;display:block;z-index:1}
.b3-stage.is-loading canvas,.b3-stage.is-loading svg{opacity:0}
.b3-load,.b3-fail{position:absolute;inset:0;display:none;align-items:center;justify-content:center;text-align:center;padding:24px;color:var(--b3-t2);z-index:3;font-size:.95rem}
.b3-stage.is-loading .b3-load{display:flex}
.b3-stage.is-fail .b3-fail{display:flex}
.b3-hud{position:absolute;left:12px;top:12px;z-index:4;display:flex;gap:8px;flex-wrap:wrap;max-width:calc(100% - 24px)}
.b3-hint{position:absolute;left:50%;bottom:12px;transform:translateX(-50%);z-index:4;font-size:.78rem;color:var(--b3-t2);background:rgba(8,18,28,.72);border:1px solid var(--b3-line);padding:7px 12px;border-radius:999px;white-space:nowrap;pointer-events:none;max-width:calc(100% - 24px);overflow:hidden;text-overflow:ellipsis}
.b3-notes{padding:12px 16px 16px;color:var(--b3-t3);font-size:.78rem;line-height:1.55}
.b3-disc{margin:6px 0 22px;font-size:.82rem;color:var(--b3-t3);line-height:1.6;max-width:90ch}
.b3-disc strong{color:var(--b3-t2)}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
/* secciones de texto */
.b3-info{padding:4px 16px 16px;display:grid;gap:12px}
.b3-info h4{font-family:'Barlow Condensed',sans-serif;font-size:.95rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--b3-amber);margin-bottom:4px}
.b3-info p,.b3-info li{font-size:.93rem;line-height:1.58;color:var(--b3-t2)}
.b3-info ul{padding-left:18px;display:grid;gap:5px}
.b3-info b{color:#fff;font-weight:600}
.b3-sev{display:inline-block;font:700 .68rem 'Barlow Condensed',sans-serif;letter-spacing:.12em;text-transform:uppercase;padding:3px 8px;border-radius:4px;vertical-align:middle;margin-left:8px}
.sv-ok{background:rgba(77,255,136,.14);color:#7dffa8}.sv-rec{background:rgba(111,180,255,.16);color:#9bc6ff}.sv-urg{background:rgba(232,150,12,.2);color:#ffc266}.sv-crit{background:rgba(204,41,54,.28);color:#ff8f99}
/* botonera */
.b3-btnbar{padding:4px 16px 16px;display:grid;gap:14px}
.b3-grp h4{font-family:'Barlow Condensed',sans-serif;font-size:.85rem;letter-spacing:.14em;text-transform:uppercase;color:var(--b3-t3);margin-bottom:7px;font-weight:700}
.b3-chips{display:flex;flex-wrap:wrap;gap:7px}
.b3-chip{font:600 .86rem 'DM Sans',sans-serif;color:var(--b3-t1);background:rgba(8,18,28,.5);border:1px solid var(--b3-line);border-left:3px solid var(--sevc,#6fb4ff);border-radius:8px;padding:8px 12px;min-height:38px;text-align:left;transition:background .15s,transform .15s}
.b3-chip:hover{background:rgba(255,255,255,.07)}
.b3-chip[aria-pressed=true]{background:rgba(204,41,54,.22);border-color:rgba(204,41,54,.7);color:#fff}
.b3-chip.sv--ok{--sevc:#4dff88}.b3-chip.sv--rec{--sevc:#6fb4ff}.b3-chip.sv--urg{--sevc:#E8960C}.b3-chip.sv--crit{--sevc:#CC2936}
.b3-sevleg{display:flex;gap:14px;flex-wrap:wrap;padding:0 16px 14px;font-size:.76rem;color:var(--b3-t3)}
.b3-sevleg i{display:inline-block;width:9px;height:9px;border-radius:2px;margin-right:6px;vertical-align:-1px}
/* vitales */
.b3-vit{display:flex;gap:8px;flex-wrap:wrap}
.b3-vit span{background:rgba(8,18,28,.55);border:1px solid var(--b3-line);border-radius:8px;padding:6px 10px;font-size:.78rem;color:var(--b3-t3);line-height:1.1}
.b3-vit b{display:block;font:700 1.15rem 'Barlow Condensed',sans-serif;color:var(--b3-green);letter-spacing:.02em;margin-top:2px}
/* referencias */
.b3-refs{font-size:.78rem;color:var(--b3-t3);padding:0 16px 16px}
.b3-refs b{color:var(--b3-t2)}
@media(max-width:980px){.b3-grid{grid-template-columns:1fr}.b3-stage{height:min(70vh,640px);min-height:420px}}
@media(max-width:560px){.b3-seg button,.b3-tg{padding:7px 10px;font-size:.78rem}.b3-hint{font-size:.72rem;white-space:normal;text-align:center;border-radius:12px}}
/* (bloque reduced-motion retirado: la respiración y los ruidos animados son parte de la simulación) */

/* ===== Auscultación ===== */
.asc-mk{position:absolute;z-index:3;transform:translate(-50%,-50%);width:30px;height:30px;border-radius:50%;background:#CC2936;border:2px solid #fff;color:#fff;font:700 .72rem 'Barlow Condensed',sans-serif;letter-spacing:.02em;display:flex;align-items:center;justify-content:center;box-shadow:0 0 0 5px rgba(204,41,54,.28),0 2px 8px rgba(0,0,0,.5);cursor:pointer;transition:transform .15s,box-shadow .15s,opacity .2s;padding:0}
.asc-mk--lung{background:#2f7fd1;box-shadow:0 0 0 5px rgba(47,127,209,.28),0 2px 8px rgba(0,0,0,.5);width:26px;height:26px}
.asc-mk--neck{background:#E8960C;box-shadow:0 0 0 5px rgba(232,150,12,.28),0 2px 8px rgba(0,0,0,.5);width:26px;height:26px}
.asc-mk--abd{background:#8b6fe0;box-shadow:0 0 0 5px rgba(139,111,224,.28),0 2px 8px rgba(0,0,0,.5);width:26px;height:26px}
.asc-mk:hover{transform:translate(-50%,-50%) scale(1.14)}
.asc-mk[aria-pressed=true]{background:rgba(255,255,255,.08);border-color:#fff;color:transparent;box-shadow:0 0 0 7px rgba(255,255,255,.28),0 2px 10px rgba(0,0,0,.4);width:46px;height:46px;z-index:2;pointer-events:none}
.asc-mk.is-off{opacity:0;pointer-events:none}
.asc-mk.is-hidden{display:none}
.asc-pcg{background:#08121c;border-top:1px solid var(--b3-line);padding:10px 14px 12px;position:relative}
.asc-pcg canvas{display:block;width:100%;height:132px}
.asc-pcg__bar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:8px}
.asc-pcg__bar .grow{flex:1}
.asc-vol{display:flex;align-items:center;gap:8px;color:var(--b3-t3);font-size:.78rem}
.asc-vol input{width:96px;accent-color:#CC2936}
.asc-now{display:grid;gap:8px;padding:0 16px 14px}
.asc-now__h{display:flex;align-items:baseline;justify-content:space-between;gap:10px;flex-wrap:wrap}
.asc-now__n{font-family:'Barlow Condensed',sans-serif;font-size:1.5rem;font-weight:700;text-transform:uppercase;line-height:1.05}
.asc-now__s{font-size:.82rem;color:var(--b3-t3)}
.asc-snd{display:grid;grid-template-columns:auto 1fr;gap:4px 10px;background:rgba(8,18,28,.5);border:1px solid var(--b3-line);border-radius:10px;padding:10px 12px;font-size:.9rem;line-height:1.45}
.asc-snd dt{font:700 .72rem 'Barlow Condensed',sans-serif;letter-spacing:.14em;text-transform:uppercase;color:var(--b3-amber);padding-top:3px}
.asc-snd dd{color:var(--b3-t1)}
.asc-snd dd small{color:var(--b3-t3);font-size:.78rem;display:block}
.asc-tip{background:rgba(232,150,12,.12);border:1px solid rgba(232,150,12,.4);color:#ffd9a0;border-radius:8px;padding:8px 11px;font-size:.84rem;line-height:1.45}
.asc-key{display:flex;gap:14px;flex-wrap:wrap;font-size:.74rem;color:var(--b3-t3)}
.asc-key i{display:inline-block;width:10px;height:10px;border-radius:50%;margin-right:6px;vertical-align:-1px}
.asc-q{display:grid;gap:8px}
.asc-q button{text-align:left;padding:11px 14px;border-radius:9px;border:1px solid var(--b3-line);background:rgba(8,18,28,.5);color:var(--b3-t1);font:600 .92rem 'DM Sans',sans-serif;min-height:44px}
.asc-q button:hover{background:rgba(255,255,255,.07)}
.asc-q button.ok{background:rgba(77,255,136,.14);border-color:rgba(77,255,136,.6)}
.asc-q button.bad{background:rgba(204,41,54,.2);border-color:rgba(204,41,54,.7)}
.asc-vig{background:rgba(8,18,28,.55);border:1px solid var(--b3-line);border-left:3px solid var(--b3-amber);border-radius:10px;padding:10px 13px;font-size:.92rem;line-height:1.55;color:var(--b3-t1)}
@media(max-width:560px){#asc-stage{height:min(64vh,540px);min-height:380px}.asc-mk{width:28px;height:28px}.asc-mk--lung,.asc-mk--neck,.asc-mk--abd{width:24px;height:24px}.asc-pcg canvas{height:110px}}

/* ===== Semiología ventilatoria ===== */
.sv-side-col{min-width:0}
.sv-pin{position:absolute;z-index:3;transform:translate(-50%,-50%);width:26px;height:26px;border-radius:50%;background:rgba(8,18,28,.78);border:2px solid #E8960C;color:#ffd28a;font:700 .74rem 'Barlow Condensed',sans-serif;display:flex;align-items:center;justify-content:center;box-shadow:0 0 0 4px rgba(232,150,12,.2),0 2px 8px rgba(0,0,0,.5);cursor:pointer;padding:0;transition:opacity .2s,transform .15s}
.sv-pin:hover{transform:translate(-50%,-50%) scale(1.12)}
.sv-pin.is-focus{background:#fff;color:#CC2936;border-color:#fff}
.sv-pin.is-off{opacity:0;pointer-events:none}
.sv-ctl{padding:12px 16px 2px;display:grid;gap:12px;background:#08121c;border-top:1px solid var(--b3-line)}
.sv-row{display:flex;gap:12px 16px;align-items:center;flex-wrap:wrap}
.sv-lab{font:700 .72rem 'Barlow Condensed',sans-serif;letter-spacing:.14em;text-transform:uppercase;color:var(--b3-t3)}
.sv-rr{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.sv-rr input{width:130px;accent-color:#CC2936}
.sv-rr b{font:700 1.05rem 'Barlow Condensed',sans-serif;color:var(--b3-green);min-width:54px}
.sv-skin{display:flex;gap:8px}
.sv-sw{width:28px;height:28px;border-radius:50%;border:2px solid rgba(255,255,255,.25);cursor:pointer;padding:0}
.sv-sw[aria-pressed=true]{border-color:#fff;box-shadow:0 0 0 3px rgba(204,41,54,.8)}
.sv-side{display:flex;align-items:center;gap:8px}
.sv-note{font-size:.8rem;color:var(--b3-t3);flex:1;min-width:160px}
.sv-ctl+.b3-notes{background:#08121c}
.sv-count{font-size:.78rem;color:var(--b3-t3)}
.sv-signs{padding:0 16px 16px;display:grid;gap:14px}
.sv-grp h4{font-family:'Barlow Condensed',sans-serif;font-size:.85rem;letter-spacing:.14em;text-transform:uppercase;color:var(--b3-t3);margin-bottom:7px;font-weight:700}
.sv-grp{display:grid;gap:6px}
.sv-grp h4{margin-bottom:1px}
.sv-sign{display:flex;align-items:center;gap:10px;text-align:left;width:100%;background:rgba(8,18,28,.5);border:1px solid var(--b3-line);border-radius:9px;padding:8px 11px;color:var(--b3-t1);cursor:pointer;min-height:48px;transition:background .15s,border-color .15s;font-family:'DM Sans',sans-serif}
.sv-sign:hover{background:rgba(255,255,255,.07)}
.sv-sign:focus-visible{outline:2px solid #fff;outline-offset:2px}
.sv-sign__n{flex:none;width:22px;height:22px;border-radius:50%;border:1.5px solid #E8960C;color:#ffd28a;font:700 .72rem 'Barlow Condensed',sans-serif;display:flex;align-items:center;justify-content:center}
.sv-sign__t{flex:1;min-width:0;display:grid;gap:1px}
.sv-sign__t b{font-weight:600;font-size:.9rem;line-height:1.25}
.sv-sign__t small{font-size:.76rem;color:var(--b3-t3);line-height:1.3}
.sv-sign__sw{flex:none;width:34px;height:20px;border-radius:999px;background:rgba(255,255,255,.14);position:relative;transition:background .15s}
.sv-sign__sw::after{content:"";position:absolute;left:3px;top:3px;width:14px;height:14px;border-radius:50%;background:#fff;transition:transform .15s}
.sv-sign[aria-pressed=true]{background:rgba(204,41,54,.18);border-color:rgba(204,41,54,.65)}
.sv-sign[aria-pressed=true] .sv-sign__sw{background:#CC2936}
.sv-sign[aria-pressed=true] .sv-sign__sw::after{transform:translateX(14px)}
.sv-sign[aria-pressed=true] .sv-sign__n{background:#E8960C;color:#0D1B2A}
.sv-tags{display:flex;gap:7px;flex-wrap:wrap}
.sv-tag{background:rgba(232,150,12,.14);border:1px solid rgba(232,150,12,.45);color:#ffd9a0;border-radius:999px;padding:6px 12px;font:600 .8rem 'DM Sans',sans-serif;cursor:pointer;min-height:32px}
.sv-tag:hover{background:rgba(232,150,12,.26)}
@media(max-width:560px){.sv-pin{width:30px;height:30px}.sv-rr input{width:110px}}

/* fotos clínicas reales */
.sv-photos h4{margin-bottom:6px}
.sv-photos-row{display:flex;flex-wrap:wrap;gap:12px}
.sv-photo{margin:0;flex:1 1 220px;max-width:340px;border:1px solid rgba(255,255,255,.12);border-radius:12px;overflow:hidden;background:rgba(255,255,255,.03)}
.sv-photo img{display:block;width:100%;aspect-ratio:4/3;object-fit:cover;background:#1b2330}
.sv-photo figcaption{padding:8px 10px 10px;font-size:.84rem;line-height:1.45;color:var(--b3-t2)}
.sv-photo figcaption small{display:block;margin-top:4px;font-size:.72rem;opacity:.7}