/* donrros.com/radiografia.html — paleta «Lámpara» de la portada. Externo a propósito:
   la CSP (default-src 'self') no admite <style> ni style="…". El ámbar es solo la IA
   (barras de horas, línea de escaneo) y nunca va como texto sobre fondo claro. */
:root{
  --bg:#F8F7F2;--bg2:#F1EFE8;--card:#FDFCF9;--ink:#13110E;--mu:#6A645B;--ru:#E0DCD2;
  --am:#F78E35;--amw:rgba(247,142,53,.16);--dk:#171410;--dk2:#1F1B16;
  --iv:#F4EFE6;--iv2:rgba(244,239,230,.74);--iv3:rgba(244,239,230,.5);--iv4:rgba(244,239,230,.26);--ruk:rgba(244,239,230,.12);
  --sans:"Schibsted Grotesk",system-ui,-apple-system,"Segoe UI",sans-serif;color-scheme:light}
*,*::before,*::after{box-sizing:border-box}
html{scroll-padding-top:24px}
html,body{margin:0;background:var(--bg);color:var(--ink)}
body{font-family:var(--sans);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit}
:focus-visible{outline:2px solid var(--ink);outline-offset:3px;border-radius:4px}
[hidden]{display:none!important}
.sr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.wrap{width:100%;max-width:1180px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
h1,h2,h3{font-family:var(--sans);font-weight:700;letter-spacing:-.025em;margin:0;text-wrap:balance}
p{margin:0}
legend:focus{outline:none}

/* cabecera oscura, como la de la portada */
.top{background:var(--dk);color:var(--iv)}
.top .wrap{display:flex;align-items:center;gap:24px;padding-block:18px}
.brand{font-weight:800;font-size:1.05rem;letter-spacing:-.01em;text-decoration:none;color:var(--iv)}
.top nav{display:flex;gap:22px;margin-left:auto}
.top nav a{color:var(--iv2);text-decoration:none;font-size:.92rem}
.top nav a:hover,.top nav a[aria-current="page"]{color:var(--iv)}
.top :focus-visible{outline-color:var(--am)}
.btn{display:inline-flex;align-items:center;gap:10px;background:var(--iv);color:var(--ink);text-decoration:none;font-weight:500;font-size:.92rem;padding:11px 18px;border-radius:999px;white-space:nowrap;border:0;font-family:inherit;cursor:pointer}
.btn:hover{background:#fff}
.btn-dk{background:var(--ink);color:var(--iv);margin-top:36px;padding:14px 22px}
.btn-dk:hover{background:#000}

/* intro */
.intro{padding-block:clamp(44px,7vw,84px) 36px}
.eyebrow{font-family:var(--sans);font-weight:500;font-size:.84rem;color:var(--mu);margin-bottom:22px}
.eyebrow a{text-decoration:none}
.eyebrow a:hover{text-decoration:underline}
h1{font-size:clamp(2.4rem,5.4vw,4.4rem);line-height:1.02;letter-spacing:-.035em}
.lead{font-size:1.15rem;max-width:58ch;margin-top:24px;color:#2b2722}
.reglas{list-style:none;padding:0;margin:40px 0 0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:1px solid var(--ru)}
.reglas li{padding:18px 20px 0 0;font-size:.92rem;color:var(--mu)}
.reglas b{display:block;color:var(--ink);font-weight:600;margin-bottom:4px}

/* herramienta */
.herr{padding-block:12px clamp(56px,7vw,96px)}
.sinjs{background:var(--card);border:1px solid var(--ru);border-radius:20px;padding:clamp(20px,3vw,36px);display:grid;gap:12px;max-width:760px}
.js .sinjs{display:none}
.tool,.res{display:none}
.js .tool{display:grid}
.js .res{display:block}
.tool{grid-template-columns:minmax(0,1.32fr) minmax(0,1fr);gap:20px;align-items:stretch}
.c-l,.r-l{font-family:var(--sans);font-weight:500;font-size:.82rem;color:var(--mu)}

/* cuestionario */
.q{background:var(--card);border:1px solid var(--ru);border-radius:22px;padding:clamp(20px,3.2vw,40px);display:flex;flex-direction:column;min-height:560px;box-shadow:0 1px 0 rgba(19,17,14,.03),0 24px 48px -32px rgba(19,17,14,.18)}
.q-top{display:flex;align-items:center;gap:18px;margin-bottom:clamp(22px,3vw,34px)}
.q-n{font-family:var(--sans);font-weight:500;font-size:.84rem;color:var(--mu);white-space:nowrap}
.q-prog{list-style:none;margin:0 0 0 auto;padding:0;display:grid;grid-template-columns:repeat(6,1fr);gap:5px;width:min(220px,46%)}
.q-prog li{height:3px;border-radius:2px;background:var(--ru);transition:background .3s}
.q-prog li.on{background:var(--ink)}
.paso{border:0;margin:0;padding:0;min-width:0;flex:1}
.paso legend{font-family:var(--sans);font-weight:700;font-size:clamp(1.9rem,3.4vw,2.7rem);line-height:1.06;letter-spacing:-.025em;padding:0;max-width:22ch;text-wrap:balance}
.q-ayuda{color:var(--mu);margin:12px 0 26px;max-width:56ch;font-size:.98rem}

.ops{display:grid;gap:10px}
.ops-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.ops-4{grid-template-columns:repeat(2,minmax(0,1fr))}
.ops-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.op{position:relative;display:block;cursor:pointer}
.op input{position:absolute;opacity:0;width:1px;height:1px;pointer-events:none}
.op-c{display:flex;flex-direction:column;gap:4px;height:100%;border:1px solid var(--ru);background:var(--bg);border-radius:14px;padding:16px 18px 16px 18px;transition:border-color .15s,background .15s,color .15s;position:relative}
.op-c b{font-weight:500;font-size:1rem;line-height:1.3;padding-right:26px}
.op-c small{font-size:.84rem;color:var(--mu)}
.op-c::after{content:"";position:absolute;top:16px;right:16px;width:16px;height:16px;border-radius:50%;border:1.5px solid #c9c3b6;background:var(--card)}
.op input[type="checkbox"]+.op-c::after{border-radius:5px}
.op:hover .op-c{border-color:#bdb6a8}
.op input:focus-visible+.op-c{outline:2px solid var(--ink);outline-offset:2px}
.op input:checked+.op-c{background:var(--ink);border-color:var(--ink);color:var(--iv)}
.op input:checked+.op-c small{color:var(--iv3)}
.op input:checked+.op-c::after{border-color:var(--iv);background:var(--iv);box-shadow:inset 0 0 0 3px var(--ink)}
.op input[type="checkbox"]:checked+.op-c::after{box-shadow:none}
.op input[type="checkbox"]:checked+.op-c::before{content:"";position:absolute;top:19px;right:21.5px;width:5px;height:9px;border:solid var(--ink);border-width:0 2px 2px 0;transform:rotate(45deg);z-index:1}
.op-row input[type="checkbox"]:checked+.op-c::before{top:50%;margin-top:-6px}
.op-row .op-c{padding:13px 16px;justify-content:center;min-height:58px}
.op-row .op-c b{font-size:.95rem}
.op-row .op-c::after{top:50%;margin-top:-8px}

/* volúmenes */
.vols{display:grid;gap:10px}
.vol{border:1px solid var(--ru);border-radius:14px;padding:14px 16px;background:var(--bg);display:grid;gap:10px;transition:border-color .2s}
.vol.ok{border-color:#cfc8b9;background:var(--card)}
.vol-h{display:flex;flex-wrap:wrap;justify-content:space-between;gap:4px 16px;align-items:baseline}
.vol-t{font-weight:500}
.vol-r{font-family:var(--sans);font-weight:500;font-size:.86rem;color:var(--mu)}
.vol.ok .vol-r{color:var(--ink)}
.vol-c{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.seg{display:inline-grid;grid-template-columns:repeat(3,auto);border:1px solid var(--ru);border-radius:999px;padding:3px;background:var(--card)}
.seg button{font:inherit;font-size:.86rem;border:0;background:transparent;color:var(--ink);border-radius:999px;padding:6px 14px;cursor:pointer;display:inline-flex;gap:8px;align-items:baseline}
.seg button b{font-family:var(--sans);font-weight:500;font-size:.84rem;color:var(--mu)}
.seg button:hover{background:var(--bg2)}
.seg button[aria-checked="true"]{background:var(--ink);color:var(--iv)}
.seg button[aria-checked="true"] b{color:var(--iv3)}
.vol-n{display:inline-flex;align-items:center;gap:8px;font-size:.84rem;color:var(--mu)}
.vol-n input{font:inherit;font-family:var(--sans);font-weight:500;font-size:.9rem;width:88px;border:1px solid var(--ru);border-radius:10px;padding:6px 10px;background:var(--card);color:var(--ink)}
.vol-n input:focus{outline:2px solid var(--ink);outline-offset:1px}

.q-nav{display:flex;align-items:center;gap:16px;margin-top:30px;padding-top:20px;border-top:1px solid var(--ru)}
.q-err{flex:1;font-size:.88rem;color:#8a2c1c;text-align:right}
.b-ink,.b-ghost,.b-line{font:inherit;font-weight:500;font-size:.95rem;border-radius:999px;cursor:pointer;white-space:nowrap;text-decoration:none;display:inline-flex;align-items:center;gap:8px}
.b-ink{background:var(--ink);color:var(--iv);border:0;padding:13px 22px;margin-left:auto}
.b-ink:hover{background:#000}
.b-ghost{background:transparent;border:0;color:var(--mu);padding:13px 4px}
.b-ghost:hover{color:var(--ink)}
.q-err:empty+.b-ink{margin-left:auto}

/* radiografía en curso (panel oscuro) */
.rx{position:sticky;top:16px;align-self:start;overflow:hidden;background:var(--dk);color:var(--iv);border-radius:22px;padding:22px 22px 20px;display:flex;flex-direction:column;isolation:isolate}
.rx::before{content:"";position:absolute;inset:0;z-index:-1;background:radial-gradient(120% 70% at 85% 0%,rgba(247,142,53,.10),transparent 60%),repeating-linear-gradient(0deg,transparent 0 23px,rgba(244,239,230,.025) 23px 24px)}
.rx-h{display:flex;justify-content:space-between;gap:12px;font-family:var(--sans);font-weight:500;font-size:.8rem;color:var(--iv3);padding-bottom:14px;border-bottom:1px solid var(--ruk)}
.rx-meta{font-family:var(--sans);font-weight:600;font-size:1.35rem;line-height:1.2;color:var(--iv);padding:14px 0 8px;letter-spacing:-.015em}
.rx-live{display:inline-flex;align-items:center;gap:8px;color:var(--iv2)}
.rx-live::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--am)}
.rx-list{list-style:none;margin:0;padding:0;flex:1}
.rx-i{display:grid;grid-template-columns:22px minmax(0,1fr) auto;column-gap:10px;align-items:center;padding:7px 0 6px;border-bottom:1px solid rgba(244,239,230,.06);color:var(--iv3);font-size:.86rem;transition:color .25s,opacity .25s}
.rx-k{font-family:var(--sans);font-weight:500;font-size:.78rem;color:var(--iv4)}
.rx-t{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rx-v{font-family:var(--sans);font-weight:500;font-size:.84rem;color:var(--iv)}
.rx-bar{grid-column:2/-1;height:3px;margin-top:5px;border-radius:2px;background:transparent;overflow:hidden}
.rx-bar i{display:block;height:100%;width:0;background:var(--am);border-radius:2px;transition:width .45s cubic-bezier(.2,.7,.2,1)}
.rx-i.sel{color:var(--iv)}
.rx-i.sel .rx-k{color:var(--am)}
.rx-i.sel .rx-bar{background:rgba(244,239,230,.08)}
.rx-i.off{opacity:.28}
.rx-i.fuera{color:var(--iv3);text-decoration:line-through;text-decoration-color:var(--iv4)}
.rx-i.fuera .rx-v{color:var(--iv3)}
.rx-f{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;padding-top:16px;margin-top:10px;border-top:1px solid var(--ruk)}
.rx-f b{font-family:var(--sans);font-weight:700;font-size:1.7rem;letter-spacing:-.025em;color:var(--iv);font-variant-numeric:tabular-nums}
.rx-f span{font-size:.78rem;color:var(--iv3)}
.rx-scan{position:absolute;left:0;right:0;top:0;height:90px;z-index:-1;pointer-events:none;background:linear-gradient(180deg,transparent,rgba(247,142,53,.07) 85%,rgba(247,142,53,.35) 99%,transparent);opacity:.9}
@media (prefers-reduced-motion:no-preference){
  .rx-scan{animation:scan 6s cubic-bezier(.45,0,.55,1) infinite}
  @keyframes scan{0%{transform:translateY(-100px)}100%{transform:translateY(640px)}}
}

/* resultado */
.res{background:var(--dk);color:var(--iv);border-radius:24px;padding:clamp(22px,4vw,52px);position:relative;overflow:hidden;isolation:isolate}
.res::before{content:"";position:absolute;inset:0;z-index:-1;background:radial-gradient(70% 50% at 100% 0%,rgba(247,142,53,.12),transparent 60%),repeating-linear-gradient(0deg,transparent 0 31px,rgba(244,239,230,.022) 31px 32px)}
.res:focus{outline:none}
.res :focus-visible{outline-color:var(--am)}
.r-cab{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:20px 40px;align-items:end;padding-bottom:28px;border-bottom:1px solid var(--ruk)}
.r-k{font-family:var(--sans);font-weight:500;font-size:.82rem;color:var(--iv3);margin-bottom:16px}
.r-h{font-size:clamp(2.3rem,5vw,4rem);line-height:1;max-width:18ch}
.r-h:focus{outline:none}
.r-tot{text-align:right}
.r-tot b{display:block;font-family:var(--sans);font-weight:700;font-size:clamp(2.2rem,4.4vw,3.4rem);line-height:1;letter-spacing:-.025em;font-variant-numeric:tabular-nums}
.r-tot span{display:block;font-size:.84rem;color:var(--iv3);margin-top:8px;max-width:24ch;margin-left:auto}
.r-franco{margin-top:24px;max-width:64ch;font-size:1.05rem;color:var(--iv2);border-left:2px solid var(--iv4);padding-left:16px}
.r-list{list-style:none;margin:0;padding:0}
.r-i{display:grid;grid-template-columns:72px minmax(0,1fr);gap:20px;padding:28px 0;border-bottom:1px solid var(--ruk)}
.r-n{font-family:var(--sans);font-weight:700;font-size:2.8rem;line-height:.9;color:var(--am);letter-spacing:-.025em}
.r-b h3{font-size:clamp(1.5rem,2.6vw,2rem);line-height:1.1;color:var(--iv)}
.r-calc{margin-top:12px;font-family:var(--sans);font-weight:500;font-size:.9rem;color:var(--iv3)}
.r-calc b{font-weight:500;color:var(--iv);white-space:nowrap}
.r-meta dd span{white-space:nowrap}
.r-bar{display:block;height:4px;border-radius:2px;background:rgba(244,239,230,.08);margin-top:12px;overflow:hidden;max-width:640px}
.r-bar i{display:block;height:100%;background:var(--am);border-radius:2px}
.r-meta{margin:20px 0 0;display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1fr) minmax(0,1fr);gap:16px 24px}
.r-meta dt{font-family:var(--sans);font-weight:500;font-size:.78rem;color:var(--iv3);margin-bottom:4px}
.r-meta dd{margin:0;font-size:.92rem;color:var(--iv2)}
.r-meta dd b{font-family:var(--sans);font-weight:500;color:var(--iv);font-size:1.05rem}
.r-link{color:var(--iv);text-decoration:underline;text-underline-offset:3px;text-decoration-color:var(--iv4)}
.r-link:hover{text-decoration-color:var(--iv)}
.r-aviso{margin-top:14px;font-size:.84rem;color:var(--iv3)}
.r-resto{display:flex;flex-wrap:wrap;gap:8px 10px;align-items:center;padding:22px 0;border-bottom:1px solid var(--ruk);font-size:.86rem}
.r-resto .r-l{color:var(--iv3);margin-right:6px}
.r-resto a{color:var(--iv2);text-decoration:none;border:1px solid var(--ruk);border-radius:999px;padding:3px 12px;font-family:var(--sans);font-weight:500;font-size:.84rem}
.r-resto a:hover{color:var(--iv);border-color:var(--iv4)}
.r-pie{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;padding:28px 0}
.r-motor{border-top:2px solid var(--iv4);padding-top:14px;display:grid;gap:6px}
.r-motor:first-child{border-top-color:var(--am)}
.r-motor .r-l{color:var(--iv3)}
.r-mn{font-family:var(--sans);font-weight:600;font-size:1.6rem;line-height:1.1;color:var(--iv);letter-spacing:-.015em}
.r-motor p:last-child{font-size:.92rem;color:var(--iv2)}
.r-cta{display:flex;flex-wrap:wrap;align-items:center;gap:14px 18px;background:rgba(244,239,230,.05);border:1px solid var(--ruk);border-radius:16px;padding:20px 22px}
.r-cta p{flex:1 1 320px;font-size:.95rem;color:var(--iv2)}
.r-cta .btn{padding:14px 22px;font-size:.95rem}
.b-line{background:transparent;border:1px solid var(--iv4);color:var(--iv);padding:12px 18px}
.b-line:hover{border-color:var(--iv)}
.r-nota{margin-top:20px;font-size:.8rem;color:var(--iv3);max-width:80ch}
.privado{margin-top:16px;font-family:var(--sans);font-weight:500;font-size:.84rem;color:var(--mu);display:flex;align-items:center;gap:10px}
.privado::before{content:"";width:8px;height:8px;flex:none;border-radius:50%;border:1.5px solid var(--mu)}

/* supuestos */
.sup{padding-block:clamp(56px,7vw,96px);border-top:1px solid var(--ru)}
.sup-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);gap:20px 56px;align-items:end;margin-bottom:32px}
.sup h2,.no h2{font-size:clamp(2.1rem,4.4vw,3.4rem);line-height:1.04}
.sup-head p{color:var(--mu);font-size:.98rem}
.tabla{border:1px solid var(--ru);border-radius:18px;overflow:hidden;background:var(--card)}
table{width:100%;border-collapse:collapse;font-size:.92rem}
thead th{font-family:var(--sans);font-weight:500;font-size:.78rem;color:var(--mu);text-align:left;padding:14px 18px;background:var(--bg2);border-bottom:1px solid var(--ru)}
tbody th,tbody td{padding:12px 18px;border-bottom:1px solid var(--ru);text-align:left;vertical-align:baseline}
tbody tr:last-child>*{border-bottom:0}
tbody th{font-weight:500}
tbody th a{text-decoration:none;border-bottom:1px solid var(--ru)}
tbody th a:hover{border-bottom-color:var(--ink)}
tbody td{color:var(--mu)}
tbody td:nth-child(3),tbody td:nth-child(4),tbody td:nth-child(5){font-family:var(--sans);font-weight:500;font-size:.9rem;color:var(--ink);white-space:nowrap}
.sup-nota{margin-top:16px;font-size:.86rem;color:var(--mu);max-width:80ch}

/* lo que no es */
.no{padding-block:clamp(56px,7vw,96px);background:var(--bg2);border-top:1px solid var(--ru)}
.no-list{list-style:none;padding:0;margin:36px 0 0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;border-top:1px solid var(--ru)}
.no-list li{padding-top:18px;font-size:.94rem;color:var(--mu)}
.no-list b{display:block;color:var(--ink);font-weight:600;margin-bottom:4px}

.ft{background:var(--dk);color:var(--iv3);font-family:var(--sans);font-weight:400;font-size:.82rem}
.ft .wrap{display:flex;flex-wrap:wrap;gap:10px 28px;justify-content:space-between;padding-block:24px}
.ft-links{display:flex;flex-wrap:wrap;gap:18px}
.ft a{color:var(--iv2)}

@media (max-width:1040px){
  .tool{grid-template-columns:minmax(0,1fr)}
  .rx{display:none}
  .q{min-height:0}
}
@media (max-width:960px){
  .reglas,.no-list{grid-template-columns:repeat(2,minmax(0,1fr))}
  .top nav{display:none}
  .top .btn{margin-left:auto}
  .sup-head{grid-template-columns:minmax(0,1fr)}
  .r-meta{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
  .r-meta>div:first-child{grid-column:1/-1}
}
@media (max-width:720px){
  .ops-3,.ops-list{grid-template-columns:minmax(0,1fr)}
  .r-cab{grid-template-columns:minmax(0,1fr)}
  .r-tot{text-align:left}
  .r-tot span{margin-left:0}
  .r-i{grid-template-columns:40px minmax(0,1fr);gap:12px;padding:24px 0}
  .r-n{font-size:2rem}
  .r-tot span{max-width:none}
  .lead{font-size:1.05rem}
  .r-pie{grid-template-columns:minmax(0,1fr)}
  /* tabla → fichas */
  .tabla{border:0;background:transparent;border-radius:0}
  table,tbody,tr,th,td{display:block}
  thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
  tbody tr{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:2px 12px;background:var(--card);border:1px solid var(--ru);border-radius:14px;padding:14px 16px;margin-bottom:8px}
  tbody th,tbody td{padding:0;border:0}
  tbody th{grid-column:1/-1}
  tbody td:nth-child(2){grid-column:1/-1;font-size:.86rem}
  tbody td:nth-child(3)::before{content:"min/unidad ";color:var(--mu)}
  tbody td:nth-child(4){grid-column:1/-1;order:5}
  tbody td:nth-child(4)::before{content:"Volúmenes: ";color:var(--mu)}
  tbody td:nth-child(5){grid-row:3;grid-column:2;text-align:right}
  .q-nav{gap:10px;flex-wrap:wrap}
  .q-err{order:-1;flex-basis:100%;text-align:left}
  .q-err:empty{display:none}
}
@media (max-width:520px){
  .no-list{grid-template-columns:minmax(0,1fr)}
  .reglas{gap:0 16px;margin-top:28px}
  .reglas li{padding:14px 0 0;font-size:.84rem;line-height:1.45}
  .r-meta>div:first-child{grid-column:1/-1}
  .ops-4{grid-template-columns:minmax(0,1fr)}
  .top .btn{padding:9px 14px;font-size:.85rem}
  .seg{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));width:100%;border-radius:14px}
  .seg button{flex-direction:column;align-items:center;gap:0;padding:7px 4px;border-radius:11px;line-height:1.3}
  .r-meta{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
  .r-cta .btn,.r-cta .b-line{width:100%;justify-content:center}
}
@media (prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}

/* Logo DONRROS en la cabecera */
.brand{display:inline-flex;align-items:center;gap:10px}
.brand img{width:26px;height:26px;flex:none;border-radius:6px;box-shadow:0 0 0 1px rgba(244,239,230,.22)}