/* ═══════════════════════════════════════════════════════════════════
   MEDHUB IA 4.0 · Interfaz unificada
   Diseño minimalista 4.0 aplicado sobre el motor funcional 3.1.5.
   Solo presentación: no altera eventos, API ni almacenamiento.
   ═══════════════════════════════════════════════════════════════════ */
:root{
  color-scheme:light;
  --paper:#fafaf9; --card:#ffffff; --soft:#f3f3f1; --soft2:#f6f6f4;
  --ink:#202527; --ink2:#343a3c; --text:#3a4144; --muted:#8a8e8d; --muted2:#a2a4a4;
  --line:#e7e7e5; --line2:#dededc; --line3:#cfd0cd;
  --accent:#252c2d; --accent2:#424747; --link:#3f5f63;
  --radius:20px; --gutter:clamp(16px,3vw,38px);
  --ease:cubic-bezier(.2,.7,.2,1);
  --font:Inter,-apple-system,BlinkMacSystemFont,"Helvetica Neue","Segoe UI",Arial,sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body.mh4{margin:0;font-family:var(--font);color:var(--ink);background:var(--paper);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
:where(body.mh4) :where(button,input,select,textarea){font:inherit;color:inherit}
:where(body.mh4) :where(button){cursor:pointer}
.medhub-reading-toggle{display:grid;place-items:center;width:34px;height:34px;padding:0;border:0;border-radius:50%;background:transparent;color:#666;transition:background .18s,color .18s}
[hidden]{display:none!important}
.hide{display:none!important}
body.mh4 :focus-visible{outline:2px solid #8a8e8d!important;outline-offset:2px}
body:has(#splash:not(.out)){overflow:hidden}

/* ─────────────── INTRO 4.0 ─────────────── */
#splash{position:fixed;inset:0;z-index:9999;overflow:hidden;color-scheme:dark;background:radial-gradient(ellipse at 52% 25%,#1b2126 0%,#0d1218 43%,#060a0f 100%);transition:opacity 1.05s ease,visibility 1.05s ease}
#splash.out{opacity:0;visibility:hidden;pointer-events:none}
#splash.gone{display:none}
#splash canvas{position:absolute;inset:0;width:100%;height:100%;display:block}
#splash .intro-shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,9,13,.1),transparent 40%,rgba(5,9,13,.18));pointer-events:none}
#splash .intro-brand{position:absolute;left:50%;top:34%;transform:translate(-50%,-50%);width:min(55vw,590px);text-align:center;opacity:0;animation:mh4BrandIn 1.25s .35s forwards}
#splash .intro-brand img{display:block;width:100%;height:auto;filter:drop-shadow(0 0 17px rgba(255,255,255,.10))}
#splash .intro-version{margin:1rem auto 0;font-size:clamp(10px,1.1vw,14px);letter-spacing:.52em;font-weight:300;color:#d2d2d0}
#splash .intro-subtitle{position:absolute;top:56%;left:50%;transform:translateX(-50%);width:90%;text-align:center;opacity:0;animation:mh4FadeIn 1.1s 1.05s forwards;font-size:clamp(10px,1.03vw,14px);letter-spacing:.35em;font-weight:300;line-height:2;color:#d1cbc6}
#splash .intro-loading{position:absolute;left:50%;bottom:13%;transform:translateX(-50%);width:min(35vw,390px);min-width:220px;text-align:center;opacity:0;animation:mh4FadeIn .9s 1.3s forwards}
#splash .intro-track{height:2px;background:rgba(230,225,218,.23);overflow:hidden}
#splash .intro-fill{width:0;height:100%;background:#f3ebe3;box-shadow:0 0 15px #f5e7dd;transition:width .12s linear}
#splash .intro-caption{margin-top:20px;letter-spacing:.43em;font-size:9px;color:#b9b7b5}
#splash .intro-controls{position:absolute;right:22px;bottom:22px;display:flex;gap:10px;z-index:10}
#splash .intro-controls button{background:rgba(17,23,30,.67);border:1px solid rgba(255,255,255,.22);color:#eee;padding:10px 16px;letter-spacing:.12em;font-size:11px;border-radius:7px;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
#splash .intro-controls button:hover{background:rgba(255,255,255,.13)}
#splash #soundToggle{width:38px;padding:10px 0;letter-spacing:0;font-size:13px}
@keyframes mh4BrandIn{from{opacity:0;transform:translate(-50%,-44%);filter:blur(5px)}to{opacity:1;transform:translate(-50%,-50%);filter:blur(0)}}
@keyframes mh4FadeIn{to{opacity:1}}
@media(max-width:650px){#splash .intro-brand{width:76vw}#splash .intro-subtitle{top:54%;font-size:9px;letter-spacing:.18em}#splash .intro-loading{bottom:17%;width:64vw}#splash .intro-controls{right:12px;bottom:12px;gap:7px}#splash .intro-controls button{padding:9px 11px;font-size:10px}#splash .intro-version{letter-spacing:.3em}}
@media(prefers-reduced-motion:reduce){#splash .intro-brand,#splash .intro-subtitle,#splash .intro-loading{animation:none;opacity:1}#splash .intro-fill{transition:none}}

/* ─────────────── ESTRUCTURA ─────────────── */
.shell{min-height:100dvh;opacity:0;transition:opacity 1.1s ease}
#splash.out ~ .shell,#splash.gone ~ .shell{opacity:1}
.main{min-height:100dvh;display:flex;flex-direction:column;min-width:0}
.page{flex:1 0 auto;position:relative}
.wrap{max-width:1220px;margin:0 auto;padding:0 var(--gutter)}

/* ─────────────── ONDAS DE FONDO (portada) ─────────────── */
#mh4Ambient{position:fixed;inset:0;width:100%;height:100%;z-index:0;pointer-events:none;opacity:0;transition:opacity 1.4s ease}
body.mh4-ambient-on #mh4Ambient{opacity:1}
.shell{position:relative} /* sin z-index: un contexto propio dejaba el menú lateral debajo del velo en celulares */
/* Señal suave de escritura en curso: un punto verde late al final del texto */
.msg.assistant .bubble.mh-typing>:last-child::after{content:"";display:inline-block;width:7px;height:7px;margin-left:7px;border-radius:50%;background:var(--brand,#036554);vertical-align:middle;animation:mh4Caret 1.15s ease-in-out infinite}
@keyframes mh4Caret{0%,100%{opacity:.25;transform:scale(.8)}50%{opacity:1;transform:scale(1)}}
@media(prefers-reduced-motion:reduce){.msg.assistant .bubble.mh-typing>:last-child::after{animation:none;opacity:.6}}

/* ─────────────── BARRA SUPERIOR ─────────────── */
body.mh4 .main .top{position:sticky!important;top:0;z-index:40;height:80px;display:flex;align-items:center;gap:26px;
  padding:0 clamp(18px,2.4vw,36px)!important;border-bottom:1px solid #e9e9e7;
  background:rgba(250,250,249,.86);backdrop-filter:saturate(1.2) blur(12px);-webkit-backdrop-filter:saturate(1.2) blur(12px)}
#medhubMobileMenu{order:0;display:none;align-items:center;justify-content:center;width:40px;height:40px;margin-left:-8px;border:0;border-radius:11px;background:none;color:#4a5052}
#medhubMobileMenu:hover{background:var(--soft)}
.top .mark{order:1;display:flex;align-items:center;gap:14px;padding:4px 0;transition:opacity .2s;border:0;background:none;color:#222;font-weight:590;letter-spacing:.17em;font-size:17px;white-space:nowrap}
.top .mark img.mark-logo{display:block;height:38px;width:auto;object-fit:contain}
.top .mark:hover img.mark-logo{opacity:.85}
.top .mark em{font-style:normal;font-weight:280;color:#777}
.top .mark .ver{font-size:9px;letter-spacing:.19em;font-weight:500;border:1px solid #ddd;border-radius:20px;padding:5px 9px;color:#777;margin-left:-3px}
.mh4-links{order:3;margin-left:auto;display:flex;gap:30px;align-items:center}
.mh4-link{position:relative;background:none;border:0;color:#666;letter-spacing:.03em;font-size:12px;padding:9px 0;transition:color .2s}
.mh4-link:hover{color:#151515}
.mh4-link.selected{color:#111}
.mh4-link.selected::after{content:"";position:absolute;left:0;right:0;bottom:2px;height:1px;background:#111;opacity:.55}
/* Estado del motor: visible solo mientras procesa o sin conexión */
body.mh4 .main .top .online{order:4;display:none!important;align-items:center;gap:7px;font-size:11px;color:#777;letter-spacing:.03em;white-space:nowrap}
body.mh4 .main .top .online.busy,body.mh4 .main .top .online.offline{display:inline-flex!important}
body.mh4 .main .top .online::before{content:"";width:7px;height:7px;border-radius:50%;background:#8a8e8d!important;margin:0}
body.mh4 .main .top .online.busy::before{background:#b38b2e!important;animation:mh4Pulse 1.1s ease-in-out infinite}
body.mh4 .main .top .online.offline{color:#a24d4d}
body.mh4 .main .top .online.offline::before{background:#b85555!important}
@keyframes mh4Pulse{50%{opacity:.3}}
/* Controles inyectados por los módulos: lectura, idioma, saludo y cuenta */
body.mh4 .main .top .medhub-header-language-cluster{order:5;position:static!important;left:auto!important;right:auto!important;top:auto!important;transform:none!important;gap:6px!important;display:flex;align-items:center}
body.mh4 .main .top .medhub-header-language-cluster .medhub-language-options{left:auto!important;right:0!important;background:#fff!important;border:1px solid var(--line)!important;box-shadow:0 14px 40px rgba(17,17,17,.10)!important}
body.mh4 .main .top .medhub-header-language-cluster .medhub-language-options button{color:#444!important}
body.mh4 .main .top .medhub-header-language-cluster .medhub-language-options button:hover,
body.mh4 .main .top .medhub-header-language-cluster .medhub-language-options button[aria-selected="true"]{background:var(--soft)!important;color:#111!important}
body.mh4 .main .top .medhub-language-trigger{color:#666;font-size:11px;letter-spacing:.06em;min-width:44px!important;padding:8px 6px!important}
body.mh4 .main .top .medhub-language-trigger:hover,body.mh4 .main .top .medhub-language-trigger[aria-expanded=true]{background:var(--soft);color:#111}
body.mh4 .main .top #medhubReadingToggle{position:static!important;transform:none!important;width:34px!important;height:34px!important;color:#666!important}
body.mh4 .main .top #medhubReadingToggle:hover,body.mh4 .main .top #medhubReadingToggle[aria-pressed="true"]{background:var(--soft)!important;color:#111!important}
body.mh4 .main .top #medhubReadingToggle svg{width:18px;height:18px}
body.mh4 .main .top .mh-personal-greeting{order:6;position:static!important;transform:none!important;font-size:11.5px;color:#888;max-width:200px}
body.mh4 .main .top .mh-account-entry{order:7;position:static!important;transform:none!important;width:auto!important;height:36px;padding:0 16px 0 12px;display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line2);border-radius:20px;background:transparent;color:#555;box-shadow:none;font-size:11px;letter-spacing:.03em;overflow:visible}
body.mh4 .main .top .mh-account-entry::after{content:attr(data-label);white-space:nowrap}
body.mh4 .main .top .mh-account-entry:hover{border-color:#bdbfbb;color:#111;background:#fff;box-shadow:none}
body.mh4 .main .top .mh-account-entry svg{width:15px;height:15px}
body.mh4 .main .top .mh-account-entry img{width:22px!important;height:22px!important;border-radius:50%;object-fit:cover}
body.mh4 .mh-account-popover{top:86px;border-color:var(--line);box-shadow:0 18px 50px rgba(17,17,17,.12)}

/* ─────────────── PANEL LATERAL (drawer) ─────────────── */
body.mh4 .shell>.side{position:fixed;left:0;top:0;bottom:0;z-index:91;width:min(330px,88vw);display:flex;flex-direction:column;
  padding:22px 20px calc(22px + env(safe-area-inset-bottom));overflow-y:auto;overscroll-behavior:contain;background:#fbfbfa;border-right:1px solid var(--line);
  box-shadow:18px 0 50px rgba(20,24,26,.10);transform:translateX(-104%);visibility:hidden;transition:transform .34s var(--ease),visibility .34s;scrollbar-width:thin;scrollbar-color:#d6d6d3 transparent}
body.mh4.medhub-drawer-open .shell>.side{transform:none;visibility:visible}
#medhubMobileBackdrop{display:none}
body.mh4.medhub-drawer-open #medhubMobileBackdrop{display:block;position:fixed;inset:0;z-index:90;background:rgba(20,24,26,.24);backdrop-filter:blur(2px);-webkit-backdrop-filter:blur(2px)}
body.mh4.medhub-drawer-open{overflow:hidden}
.side-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
.side .brand{display:flex;align-items:center;gap:11px;color:#222;font-weight:590;letter-spacing:.17em;font-size:14px}
.side .brand img{width:34px;height:37px;object-fit:contain;filter:grayscale(1)}
.side .brand em{font-style:normal;font-weight:280;color:#777}
.side-close{width:34px;height:34px;border:0;border-radius:50%;background:none;color:#777;font-size:21px;line-height:1}
.side-close:hover{background:var(--soft);color:#111}
.side .new{width:100%;border:0;border-radius:12px;background:var(--accent);color:#fff;padding:12px 15px;text-align:left;font-size:12px;font-weight:500;letter-spacing:.02em;transition:background .2s}
.side .new:hover{background:var(--accent2)}
.side .search{margin-top:14px;width:100%;border:1px solid var(--line2);border-radius:11px;padding:10px 12px;background:#fff;font-size:12px;outline:none;color:var(--ink)}
.side .search:focus{border-color:#b0aeab}
.side .search::placeholder{color:#a2a4a4}
.side .label{font-size:9px;letter-spacing:.34em;color:#999;margin:24px 4px 10px}
.side .history{display:grid;gap:2px;min-height:60px}
#history .mh-history-row{display:flex;align-items:center;gap:4px;border-radius:9px;min-width:0}
#history .mh-history-row:hover{background:#f1f1ef}
#history .hist{flex:1;min-width:0;border:0;background:none;text-align:left;padding:9px 8px;font-size:12px;color:#4d5355;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;border-radius:9px}
#history .hist:hover{color:#111}
#history .mh-delete-chat{flex:0 0 28px;width:28px;height:28px;border:0;border-radius:8px;background:none;color:#9a9d9b;font-size:16px;opacity:.75}
#history .mh-delete-chat:hover{color:#a03d46;background:#f6eded;opacity:1}
.side .bottomside{margin-top:auto;padding-top:16px;border-top:1px solid var(--line)}
.side #clear{width:100%;border:0;background:none;text-align:left;padding:9px 8px;font-size:11.5px;color:#777;border-radius:9px}
.side #clear:hover{background:#f6eded;color:#a03d46}
.side .credits{margin-top:14px;padding-top:14px;border-top:1px solid var(--line);color:#a1a2a0;font-size:9px;line-height:1.9;letter-spacing:.14em}
/* Skills dentro del panel · verde MEDHUB (#036554) */
:root{--brand:#036554;--brand2:#04806a;--brand-soft:#e8f2ef;--brand-line:#c9e0d9}
.mh-side-skills{margin:14px 0 0;border:1px solid var(--brand);border-radius:13px;background:#fff;overflow:hidden;flex-shrink:0;box-shadow:0 8px 22px rgba(3,101,84,.10)}
.mh-side-head{display:flex;align-items:center;min-height:46px;padding:0 14px;background:linear-gradient(135deg,var(--brand) 0%,#05523f 100%)}
.mh-side-toggle{display:flex;align-items:center;gap:10px;flex:1;border:0;background:none;padding:12px 0;text-align:left;color:#fff;font-size:10px;letter-spacing:.26em;font-weight:500}
.mh-side-symbol{font-size:15px;color:#7fd3bd;letter-spacing:0}
.mh-side-chevron{margin-left:auto;color:#a9dccd;font-size:13px;letter-spacing:0;transition:transform .2s}
.mh-side-toggle[aria-expanded="true"] .mh-side-chevron{transform:rotate(180deg)}
.mh-side-options{background:linear-gradient(180deg,var(--brand-soft),#f6faf8);padding:10px 8px 4px}
.mh-side-subtitle{font-size:9.5px;color:#4f7d71;margin:0 0 6px 8px;letter-spacing:.04em}
.mh-side-skills .mh93-choose{color:#1f3b34!important;border-radius:9px;border-left:2px solid transparent!important}
.mh-side-skills .mh93-name{color:#173a32!important;font-weight:500!important}
.mh-side-skills .mh93-desc{color:#5f8178!important}
.mh-side-skills .mh93-choose:hover,.mh-side-skills .mh93-choose:focus-visible{background:#fff!important}
.mh-side-skills .mh93-choose[aria-pressed=true]{background:#fff!important;border-left-color:var(--brand)!important;box-shadow:0 2px 8px rgba(3,101,84,.10)}
.mh-side-skills .mh93-star{color:#8db5aa!important}
.mh-side-skills .mh93-star:hover{color:var(--brand)!important}
.mh-side-skills .mh93-add{color:var(--brand)!important;border:1px dashed #8fc2b4!important;background:#fff!important;border-radius:9px!important}
.mh-side-skills .mh93-add:hover{border-color:var(--brand)!important;background:var(--brand)!important;color:#fff!important}
.mh-side-active{display:flex;align-items:center;padding:9px 13px!important;border-top:1px solid var(--brand-line);background:var(--brand-soft);color:var(--brand);font-size:9.5px!important;letter-spacing:.12em!important;font-weight:500}
/* La Skill activa también se señala en el cuadro de consulta */
.mh-skill-composer-badge{border-color:var(--brand-line)!important;background:var(--brand-soft)!important;color:var(--brand)!important}
.mh-skill-composer-badge button{border-left-color:var(--brand-line)!important;color:#4f7d71!important}
/* Skills Studio con el mismo acento */
body.mh4 .mh95-ai-hero{background:linear-gradient(135deg,var(--brand),#05523f);border-color:var(--brand)}
body.mh4 .mh95-ai-hero:hover{background:var(--brand2);border-color:var(--brand2)}
body.mh4 .mh93-tabs button[aria-pressed=true]{border-color:var(--brand)!important;color:var(--brand)!important}
body.mh4 .mh93-primary{background:var(--brand)!important}
body.mh4 .mh93-form .mh93-primary:hover:not(:disabled){background:var(--brand2)!important}

/* ─────────────── PORTADA 4.0 ─────────────── */
.hero{text-align:center;padding:clamp(56px,13vh,128px) 0 40px}
.eyebrow{font-size:10px;letter-spacing:.43em;color:#8b8885;text-transform:uppercase}
.hero .title{margin:24px 0 12px;font-size:clamp(39px,5vw,68px);font-weight:260;letter-spacing:-.06em;line-height:1.15;color:#202528}
.hero .title strong{font-weight:500}
.hero .desc{margin:0;color:#8b8c8c;font-weight:340;font-size:14px;letter-spacing:.01em;line-height:1.8}
@media(prefers-reduced-motion:no-preference){
  #splash.out ~ .shell .hero>*{animation:mh4Rise .9s var(--ease) both}
  #splash.out ~ .shell .hero .title{animation-delay:.08s}
  #splash.out ~ .shell .hero .desc{animation-delay:.16s}
}
@keyframes mh4Rise{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

/* ─────────────── COMPOSER ─────────────── */
.composer{width:min(740px,100%);margin:0 auto;position:relative}
.composer .query{position:relative;background:rgba(255,255,255,.93);border:1px solid #dedfdd;border-radius:var(--radius);padding:19px 20px 14px;box-shadow:0 15px 55px #1a24220b,0 2px 9px #1a242209;transition:border-color .3s,box-shadow .3s}
.composer .query:focus-within{border-color:#b0aeab;box-shadow:0 18px 60px #1a242212}
.composer .query.dragover{outline:1.5px dashed #b0aeab;outline-offset:4px}
#q{display:block;width:100%;border:0;outline:none!important;background:transparent;resize:none;min-height:94px;max-height:40vh;padding:0;font-size:15px;line-height:1.6;color:#252a2c;overflow-y:auto}
#q::placeholder{color:#a2a4a4}
#q:disabled{opacity:.55}
.composer .bar{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:8px}
.composer .actions{display:flex;align-items:center;gap:6px;flex-wrap:wrap;min-width:0}
.composer .action{display:inline-flex;align-items:center;gap:7px;border:0;background:none;color:#707674;font-size:12px;padding:7px 9px;border-radius:9px;transition:background .2s,color .2s}
.composer .action:hover{background:#f5f5f3;color:#222}
.composer .action .ico{font-size:13px;color:#8d918f}
/* Micrófono del módulo de voz, integrado como acción "Voz" */
body.mh4 .composer .query .actions .medhub-voice-input{display:inline-flex!important;align-items:center!important;gap:7px!important;width:auto!important;min-width:0!important;height:auto!important;flex:none!important;padding:7px 9px!important;border-radius:9px!important;color:#707674!important;font-size:12px!important;background:none!important}
body.mh4 .composer .query .actions .medhub-voice-input svg{width:15px;height:15px;color:#8d918f}
body.mh4 .composer .query .actions .medhub-voice-input:hover{background:#f5f5f3!important;color:#222!important}
body.mh4 .composer .query .actions .medhub-voice-input.is-listening{color:#8a3b3b!important;background:#f8eeee!important}
body.mh4 .composer .query .actions .medhub-voice-input.is-listening svg{color:#a24646}
.composer .sendgroup{display:flex;align-items:center;gap:8px;flex:none}
.composer .send{width:37px;height:37px;border:0;border-radius:12px;background:var(--accent);color:#fff;font-size:19px;line-height:1;padding:0;transition:background .2s,transform .2s}
.composer .send:hover{background:var(--accent2)}
.composer .send:disabled{opacity:.45;cursor:default}
.mh-stop{width:37px;height:37px;border:1px solid var(--line2);border-radius:12px;background:#fff;color:#555;font-size:12px;align-items:center;justify-content:center;padding:0}
.mh-stop:not([hidden]){display:inline-flex}
.mh-stop:hover{color:#a03d46;border-color:#d9b8b8}
.composer .chips{display:flex;flex-wrap:wrap;justify-content:center;gap:11px;margin-top:25px}
.composer .chip{border:1px solid #e3e3e1;border-radius:30px;color:#696d6b;background:#ffffffa1;font-size:11px;padding:11px 17px;transition:background .2s,border-color .2s,color .2s}
.composer .chip:hover{background:#fff;border-color:#bdbfbb;color:#222}
.composer .fine{margin:22px auto 0;text-align:center;color:#a1a2a0;font-size:10.5px;line-height:1.9;letter-spacing:.02em}
.composer .fine label{white-space:nowrap}
#medhub-document-mode{border:1px solid var(--line2);border-radius:8px;padding:3px 7px;background:#fff;color:#555;font-size:10.5px;max-width:100%}
/* Insignia de Skill activa, panel de voz, imagen en contexto */
.mh-skill-composer-badge{display:inline-flex;align-items:center;gap:8px;margin:0 0 9px 6px;padding:4px 6px 4px 11px;border:1px solid var(--line2);border-radius:20px;background:#fff;color:#555;font-size:10px;letter-spacing:.08em;text-transform:uppercase}
.mh-skill-composer-badge button{border:0;border-left:1px solid var(--line);background:none;color:#888;padding:0 4px 0 7px;font-size:14px;line-height:1}
.mh-skill-composer-badge button:hover{color:#111}
body.mh4 .mh-voice-panel{border:1px solid var(--line2);border-radius:14px;background:#fff;color:#444;margin:0 0 10px}
body.mh4 .mh-voice-panel .mh-voice-dot{background:#b85555}
body.mh4 .mh-voice-panel .mh-voice-waves{color:#8a8e8d}
.contextImageBar{display:flex;align-items:center;gap:10px;margin:0 0 9px;padding:7px 10px;border:1px solid var(--line);border-radius:14px;background:#fff}
.contextImageBar img{width:34px;height:34px;object-fit:cover;border-radius:9px;border:1px solid var(--line)}
.contextImageText{min-width:0;display:flex;flex-direction:column;line-height:1.2}
.contextImageText span{font-size:7.5px;letter-spacing:.2em;color:#999}
.contextImageText strong{margin-top:3px;font-size:11px;font-weight:500;color:#444;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
#clearContextImage{margin-left:auto;border:0;background:none;color:#888;font-size:18px;padding:2px 7px}
#dropOverlay{display:none;position:absolute;inset:5px;z-index:30;border-radius:16px;background:rgba(250,250,249,.97);align-items:center;justify-content:center;font-size:12px;letter-spacing:.06em;color:#666;pointer-events:none}
.query.dragover #dropOverlay{display:flex}
#attachedImagePreview{display:none;position:absolute;left:14px;bottom:calc(100% + 10px);z-index:40;width:176px;padding:7px;background:#fff;border:1px solid var(--line2);border-radius:14px;box-shadow:0 14px 34px rgba(17,17,17,.10)}
#attachedImagePreview.show{display:block}
#attachedImagePreview img{display:block;width:100%;height:98px;object-fit:cover;border-radius:9px;background:var(--soft)}
#attachedImagePreview img:not([src]){display:none!important}
#attachedImagePreview .ip-meta{display:flex;align-items:center;justify-content:space-between;gap:6px;padding:6px 2px 0}
#attachedImagePreview .ip-name{font-size:10px;color:#666;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:130px}
#attachedImagePreview button{border:0;background:var(--soft);color:#666;width:23px;height:23px;border-radius:7px}

/* ─────────────── BIBLIOTECA · rieles 4.0 ─────────────── */
.library{width:min(1120px,100%);margin:clamp(70px,11vh,110px) auto 80px}
.lib-head{text-align:center;margin-bottom:40px}
.lib-title{margin:16px 0 0;font-size:clamp(24px,2.6vw,30px);font-weight:300;letter-spacing:-.045em;color:#272b2b}
.lib-group+.lib-group{margin-top:40px}
.lib-row{display:flex;align-items:baseline;gap:14px;margin:0 2px 6px;padding-right:96px}
.lib-row h3{margin:0;font-size:12.5px;font-weight:500;letter-spacing:.01em;color:#2a2f30}
.lib-row p{margin:0;font-size:11px;color:#a1a2a0}
.lib-group{position:relative}
.mh4-rail{position:relative}
.mh4-rail-nav{position:absolute;right:0;top:-34px;display:flex;gap:6px;z-index:2}
.mh4-rail-btn{width:30px;height:30px;padding:0;border:1px solid var(--line2);border-radius:50%;background:#fff;color:#666;font-size:16px;line-height:1;transition:border-color .2s,color .2s,background .2s}
.mh4-rail-btn:hover{border-color:#bdbfbb;color:#111}
.mh4-track{display:flex;gap:12px;overflow-x:auto;overflow-y:hidden;padding:12px 2px 16px;scrollbar-width:none;cursor:grab;user-select:none;-webkit-user-select:none;
  -webkit-mask-image:linear-gradient(90deg,transparent 0,#000 6%,#000 94%,transparent 100%);mask-image:linear-gradient(90deg,transparent 0,#000 6%,#000 94%,transparent 100%)}
.mh4-track::-webkit-scrollbar{display:none}
.mh4-track.dragging{cursor:grabbing}
.mh4-track.dragging .mh4-card{pointer-events:none}
.mh4-card{flex:0 0 228px;position:relative;min-width:0;background:#fff;border:1px solid #e6e6e3;border-radius:16px;transition:border-color .25s,box-shadow .25s,transform .25s var(--ease)}
.mh4-rail.compact .mh4-card{flex-basis:196px}
.mh4-card:hover{border-color:#c9cac7;box-shadow:0 10px 26px rgba(17,17,17,.06);transform:translateY(-3px)}
.mh4-card.open{border-color:#8f928f;box-shadow:0 10px 26px rgba(17,17,17,.07)}
.mh4-card-main{display:flex;flex-direction:column;align-items:flex-start;width:100%;height:100%;padding:16px 16px 13px;border:0;background:none;text-align:left;color:inherit;border-radius:16px}
.mh4-card-main:focus-visible{outline-offset:-3px!important}
.mh4-card-top{display:flex;align-items:center;justify-content:space-between;width:100%}
.mh4-idx{font-size:9.5px;letter-spacing:.22em;color:#b4b5b3;font-variant-numeric:tabular-nums}
.mh4-ico{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--soft2);border:1px solid #ececea;color:#3a4042;transition:background .25s,color .25s,border-color .25s}
.mh4-ico svg{width:17px;height:17px}
.mh4-card:hover .mh4-ico,.mh4-card.open .mh4-ico{background:var(--accent);border-color:var(--accent);color:#fff}
.mh4-name{margin-top:14px;font-size:14.5px;font-weight:450;letter-spacing:-.015em;line-height:1.25;color:#202527}
.mh4-desc{margin-top:4px;font-size:11px;line-height:1.45;color:#969a98;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:2.9em}
.mh4-foot{display:flex;align-items:center;justify-content:space-between;width:100%;margin-top:12px;padding-top:10px;border-top:1px solid #f0f0ee}
.mh4-count{font-size:9px;letter-spacing:.22em;text-transform:uppercase;color:#a6a7a5}
.mh4-arrow{font-size:13px;color:#a0a3a1;transition:transform .25s var(--ease),color .25s}
.mh4-card:hover .mh4-arrow{transform:translateX(3px);color:#111}
.mh4-card.open .mh4-arrow{transform:none;color:#111}
.mh4-panel{margin-top:4px;background:#fff;border:1px solid #d9dad7;border-radius:16px;padding:18px 20px 20px;box-shadow:0 14px 36px rgba(17,17,17,.05)}
.mh4-panel.enter{animation:mh4Open .36s var(--ease) both}
.mh4-panel-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:14px}
.mh4-panel-eyebrow{font-size:8.5px;letter-spacing:.3em;color:#999}
.mh4-panel-head h4{margin:5px 0 0;font-size:16px;font-weight:400;letter-spacing:-.02em;color:#202527}
.mh4-panel-actions{display:flex;align-items:center;gap:8px;flex:none}
.mh4-panel-close{width:30px;height:30px;padding:0;border:1px solid var(--line2);border-radius:50%;background:#fff;color:#777;font-size:15px;line-height:1}
.mh4-panel-close:hover{color:#111;border-color:#bdbfbb}
.mh4-ask{border:1px solid var(--line2);background:#fff;color:#444;border-radius:20px;padding:6px 12px;font-size:11px;white-space:nowrap;transition:border-color .2s,color .2s,background .2s}
.mh4-ask:hover{background:var(--accent);border-color:var(--accent);color:#fff}
.mh4-topic-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:7px}
.mh4-topic{position:relative;text-align:left;padding:9px 28px 9px 12px;border:1px solid var(--line);border-radius:11px;background:var(--soft2);color:#3f4547;font-size:11.5px;line-height:1.35;transition:background .2s,border-color .2s,color .2s}
.mh4-topic::after{content:'↗';position:absolute;right:10px;top:50%;transform:translateY(-50%);color:#b5b6b4;font-size:10.5px}
.mh4-topic:hover{background:#fff;border-color:#bdbfbb;color:#111}
.mh4-topic:hover::after{color:#111}
@keyframes mh4Open{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
@media(prefers-reduced-motion:reduce){.mh4-card,.mh4-ico,.mh4-arrow{transition:none!important}.mh4-card:hover{transform:none}.mh4-panel.enter{animation:none}}

/* ─────────────── PIE · barra negra ─────────────── */
.footer{flex:0 0 auto;background:#0d1012;color:#c9cbc9;padding:34px clamp(18px,2.4vw,36px) 0;margin-top:20px}
.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;padding-bottom:26px;border-bottom:1px solid rgba(255,255,255,.09)}
.footer-id{display:flex;align-items:center;gap:16px;min-width:0}
.footer-mark{width:30px;height:33px;object-fit:contain;filter:invert(1);opacity:.92}
.footer-id strong{display:block;font-size:11.5px;font-weight:500;letter-spacing:.2em;color:#f2f2f0}
.footer-id span{display:block;margin-top:6px;font-size:9.5px;letter-spacing:.2em;color:#8d918f}
.footer .medhub-legal-links{display:flex;align-items:center;gap:26px;flex-wrap:wrap}
.footer .medhub-legal-links a{color:#b9bcba;text-decoration:none;font-size:10px;letter-spacing:.18em;text-transform:uppercase;transition:color .2s}
.footer .medhub-legal-links a:hover{color:#fff}
.footer .medhub-legal-links a:focus-visible{outline-color:#fff!important}
.footer-base{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:16px 0 calc(18px + env(safe-area-inset-bottom));font-size:9.5px;letter-spacing:.1em;color:#6f7472}

/* ─────────────── CONVERSACIÓN ─────────────── */
.chatview{display:none}
.chatview.active{display:block}
.chathead{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:16px 0 8px}
.backhome{border:1px solid var(--line2);background:#fff;color:#555;border-radius:20px;padding:7px 14px;font-size:11px;letter-spacing:.02em}
.backhome:hover{color:#111;border-color:#bdbfbb}
#mhDeleteCurrent{width:32px;height:32px;padding:0;border:1px solid var(--line2);border-radius:50%;background:#fff center/15px no-repeat url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23777' stroke-width='1.7' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 7h16M10 11v6M14 11v6M6 7l1 12a2 2 0 0 0 2 2h6a2 2 0 0 0 2-2l1-12M9 7V4h6v3'/%3E%3C/svg%3E");font-size:0;color:transparent}
#mhDeleteCurrent:hover{border-color:#d9b8b8;background-color:#fbf3f3}
.messages{display:flex;flex-direction:column;gap:20px;padding:6px 2px 18px;scrollbar-width:thin;scrollbar-color:#d6d6d3 transparent}
.msg{display:flex;gap:10px;align-items:flex-start;min-width:0}
.msg.user{justify-content:flex-end}
.msg .bubble{min-width:0;overflow-wrap:anywhere}
.msg.user .bubble{max-width:min(680px,86%);background:#f1f1ef;color:#2a3031;border-radius:18px 18px 5px 18px;padding:12px 17px;font-size:14px;line-height:1.6}
.msg.user .bubble p{margin:0 0 6px}.msg.user .bubble p:last-child{margin:0}
.msg.user.image-message .bubble{padding:7px}
.msg.user .chat-image{display:block;max-width:min(320px,72vw);max-height:260px;object-fit:contain;border-radius:12px}
.msg.user .image-caption{padding:8px 6px 3px;font-size:13px;color:#3a4144}
.aiavatar{flex:0 0 18px;width:18px;height:21px;margin-top:17px;background:transparent url('/assets/medhub-monograma.png') center/contain no-repeat;filter:grayscale(1);opacity:.85}
.msg.assistant .bubble{flex:1 1 auto;background:#fff;border:1px solid #e6e6e4;border-radius:18px;padding:clamp(16px,2.2vw,30px);color:var(--text);font-size:14.5px;line-height:1.78;box-shadow:0 13px 38px #11111108}
.msg.assistant:has(.working) .bubble{flex:0 0 auto;background:transparent;border:0;box-shadow:none;padding:12px 4px}
.working{display:inline-flex;align-items:center}
.working-dots{display:inline-flex;gap:5px}
.working-dots b{width:6px;height:6px;border-radius:50%;background:#6c7172;animation:mh4Dots 1.1s ease-in-out infinite}
.working-dots b:nth-child(2){animation-delay:.17s}.working-dots b:nth-child(3){animation-delay:.34s}
@keyframes mh4Dots{0%,65%,100%{opacity:.25;transform:translateY(0)}30%{opacity:1;transform:translateY(-4px)}}
/* Tipografía académica */
.msg.assistant .bubble p{margin:.6em 0 .95em}
.msg.assistant .bubble>:first-child{margin-top:0}
.msg.assistant .bubble h1,.msg.assistant .bubble h2,.msg.assistant .bubble h3{color:#202527;line-height:1.3;letter-spacing:-.015em}
.msg.assistant .bubble h1{font-size:clamp(20px,2vw,24px);font-weight:500;margin:0 0 .7em;padding-bottom:.5em;border-bottom:1px solid var(--line)}
.msg.assistant .bubble h2{font-size:18px;font-weight:540;margin:1.5em 0 .55em}
.msg.assistant .bubble h3{font-size:15px;font-weight:600;color:#3a4245;margin:1.45em 0 .5em}
.msg.assistant .bubble h3:not(:first-child){padding-top:1em;border-top:1px solid #efefed}
.msg.assistant .bubble strong,.msg.assistant .bubble b{font-weight:620;color:#1f2628}
.msg.assistant .bubble em{font-style:italic}
.msg.assistant .bubble ul,.msg.assistant .bubble ol{margin:.5em 0 1em 1.3em;padding:0}
.msg.assistant .bubble li{margin:.38em 0;line-height:1.7}
.msg.assistant .bubble li::marker{color:#a2a4a4}
.msg.assistant .bubble ol li::marker{color:#6c7172;font-weight:600}
.msg.assistant .bubble blockquote{margin:1em 0;padding:9px 15px;border-left:2px solid #c9c4bc;background:#f8f7f4;border-radius:0 10px 10px 0;color:#4f4a43}
.msg.assistant .bubble code{background:var(--soft);padding:2px 6px;border-radius:6px;font-size:.9em}
.msg.assistant .bubble pre{overflow:auto;background:var(--soft2);border:1px solid var(--line);padding:12px;border-radius:11px}
.msg.assistant .bubble pre code{background:none;padding:0}
.msg.assistant .bubble hr{border:0;border-top:1px solid var(--line);margin:1.4em 0}
.msg.assistant .bubble a{color:var(--link)}
.medhub-table-wrap{width:100%;overflow-x:auto;margin:1.1em 0;border:1px solid var(--line);border-radius:12px;-webkit-overflow-scrolling:touch}
.medhub-table{width:100%;min-width:480px;border-collapse:collapse;font-size:.93em}
.medhub-table th,.medhub-table td{padding:10px 12px;text-align:left;vertical-align:top;border-bottom:1px solid #ececea;white-space:normal;word-break:normal;overflow-wrap:break-word}
.medhub-table th{background:#f5f5f3;color:#2d3436;font-weight:600}
.medhub-table tbody tr:last-child td{border-bottom:0}
.medhub-table tbody tr:nth-child(even){background:#fbfbfa}
.medhub-table th:first-child,.medhub-table td:first-child{min-width:125px;width:155px}
.mh-math[data-mh-display="display"]{display:block;max-width:100%;overflow-x:auto;padding:12px 3px;margin:12px 0;text-align:center;color:#2a3133}
.mh-math[data-mh-display="inline"]{display:inline;color:#2a3133}
.mh-math mjx-container{max-width:100%;font-size:106%!important}
/* Bibliografía */
.medhub-linked-reading{margin:22px 0 10px;padding:12px 16px;border-left:2px solid #bdbfbb;background:#f8f8f6;border-radius:0 10px 10px 0;color:#5c6264;font-size:.9em;line-height:1.7}
.medhub-linked-reading strong{color:#2a3031!important;font-weight:600;margin-right:6px}
.medhub-linked-reading span{display:block;color:#8a8e8d;font-size:.88em;margin-top:4px}
.medhub-inline-citation{display:inline-block;color:var(--link)!important;font-weight:600;text-decoration:none!important;padding:1px 4px;border-radius:5px}
.medhub-inline-citation:hover{background:var(--soft);text-decoration:underline!important}
.medhub-refs{margin-top:24px;padding:18px 20px;background:#fafaf9;border:1px solid var(--line);border-radius:14px}
.msg.assistant .bubble .medhub-refs h3{margin:0 0 6px!important;padding:0!important;border:0!important;font-size:13px;font-weight:600;letter-spacing:.01em;color:#2a3031}
.medhub-refs .medhub-refs-intro{font-size:11.5px;line-height:1.6;color:#8a8e8d;margin:0 0 12px}
.medhub-refs ol{margin:0 0 0 1.2em!important;padding:0}
.medhub-refs li{padding:9px 0;border-bottom:1px solid #ececea}
.medhub-refs li:last-child{border-bottom:0}
.medhub-refs .medhub-ref-kind{display:inline-block;font-size:9.5px;letter-spacing:.06em;color:#666;background:#fff;border:1px solid var(--line);border-radius:6px;padding:2px 7px;margin:0 0 6px}
.medhub-refs a{display:block;color:var(--link)!important;font-weight:550;text-decoration:none;line-height:1.5}
.medhub-refs a:hover{text-decoration:underline}
.medhub-refs small{display:block;margin-top:3px;font-size:11px;line-height:1.5;color:#8a8e8d}
.medhub-ref-reason{font-size:12px;line-height:1.6;color:#5c6264;margin:7px 0 2px}
.medhub-ref-reason strong{color:#3a4144!important;font-weight:600}
.medhub-refs-note{font-size:11px;color:#8a8e8d;margin:10px 0 0!important}
.medhub-refs-note a{color:var(--link)}
/* Herramientas académicas (copiar, PDF, Word, regenerar, ampliar, escuchar) */
body.mh4 .medhub-answer-actions{position:relative;display:flex;justify-content:flex-end;align-items:center;flex-wrap:wrap;gap:7px;margin:26px 0 0;padding:28px 0 0;border:0;border-top:1px solid var(--line);border-radius:0;background:none}
body.mh4 .medhub-answer-actions::before{content:'HERRAMIENTAS ACADÉMICAS';position:absolute;top:10px;left:0;color:#a1a2a0;font:500 8.5px/1.2 var(--font);letter-spacing:.26em}
body.mh4 .msg .medhub-answer-actions button,body.mh4 .msg .medhub-answer-actions .medhub-tts-lang,body.mh4 .msg .medhub-schema-btn,body.mh4 .msg .medhub-schema-controls button{display:inline-flex!important;align-items:center!important;justify-content:center!important;gap:5px!important;height:32px!important;min-height:32px!important;margin:0!important;padding:0 12px!important;border:1px solid #e1e1df!important;border-radius:10px!important;background:#fff!important;color:#4d5557!important;box-shadow:none!important;font:450 11.5px/1 var(--font)!important;letter-spacing:.01em!important;transition:background .18s,border-color .18s,color .18s!important}
body.mh4 .msg .medhub-answer-actions .medhub-tts-lang{display:inline-block!important;padding:0 8px!important;min-width:78px!important}
body.mh4 .msg .medhub-answer-actions button:hover,body.mh4 .msg .medhub-schema-btn:hover,body.mh4 .msg .medhub-schema-controls button:hover{background:var(--soft)!important;border-color:#bdbfbb!important;color:#111!important}
body.mh4 .msg .medhub-answer-actions .medhub-read-answer[data-state="speaking"],body.mh4 .msg .medhub-answer-actions .medhub-read-answer[data-state="paused"]{background:#ececea!important;border-color:#9a9d9b!important;color:#111!important}
body.mh4 .msg .medhub-answer-actions .medhub-stop-reading[hidden]{display:none!important}
body.mh4 .msg .medhub-answer-actions button:disabled{opacity:.6}
body.mh4 .msg .medhub-schema-btn{margin:16px 8px 0 0!important}
.medhub-schema-slot{margin-top:15px;border:1px solid var(--line);border-radius:14px;padding:16px;background:#fff;overflow:hidden}
.medhub-schema-slot h4{font-size:14px;font-weight:500;color:#2a3031;margin:0 0 10px}
.medhub-schema-svg{width:100%;height:auto;display:block;max-height:560px}
.medhub-schema-slot.expanded .medhub-schema-svg{max-height:none}
.medhub-schema-controls{display:flex;gap:8px;justify-content:flex-end;margin-top:12px}
.medhub-pdf-card{display:flex;align-items:center;gap:11px;margin:9px 0 3px;padding:10px 13px;border:1px solid var(--line2);border-radius:12px;background:#fff;max-width:360px;min-width:0}
.medhub-pdf-icon{display:grid;place-items:center;flex:none;width:36px;height:42px;border-radius:7px;background:var(--soft);color:#555;font-size:10px;font-weight:650;letter-spacing:.06em}
.medhub-pdf-meta{display:flex;flex-direction:column;min-width:0;gap:3px}
.medhub-pdf-meta strong{font-size:12px;font-weight:550;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:#2a3031}
.medhub-pdf-meta small{font-size:10px;color:#8a8e8d}
body.mh4 .mh-voice-chat-card{border:1px solid var(--line2);border-radius:12px;background:#fff;color:#444}

/* ─────────────── MODO CONVERSACIÓN: solo se desplaza la lectura ─────────────── */
body.mh4.chat-open{height:100dvh;overflow:hidden}
body.mh4.chat-open .shell{height:100dvh}
body.mh4.chat-open .main{height:100dvh;min-height:0;overflow:hidden}
body.mh4.chat-open .main .top{flex:0 0 auto}
body.mh4.chat-open .page{flex:1 1 auto;min-height:0;display:flex;flex-direction:column}
body.mh4.chat-open .wrap{flex:1 1 auto;min-height:0;width:100%;max-width:1000px;display:flex;flex-direction:column}
body.mh4.chat-open #chatview.active{display:flex;flex-direction:column;flex:1 1 auto;min-height:0}
body.mh4.chat-open #messages{flex:1 1 auto;min-height:0;overflow-y:auto;overscroll-behavior:contain}
body.mh4.chat-open .composer{flex:0 0 auto;width:100%;max-width:none;padding:8px 0 calc(12px + env(safe-area-inset-bottom));max-height:48dvh;overflow-y:auto}
body.mh4.chat-open .composer .query{padding:13px 15px 10px;border-radius:17px;box-shadow:0 -6px 30px #1a242208,0 2px 9px #1a242207}
body.mh4.chat-open #q{min-height:26px;max-height:28vh;font-size:14.5px}
body.mh4.chat-open .composer .bar{margin-top:6px}
body.mh4.chat-open .composer .chips{margin-top:10px;gap:7px}
body.mh4.chat-open .composer .chip{padding:6px 12px;font-size:10.5px}
body.mh4.chat-open .composer .fine{margin-top:8px;font-size:9.5px;line-height:1.6}
body.mh4.chat-open .footer{display:none}
/* Modo lectura */
body.mh4.medhub-reading .footer,body.mh4.medhub-reading.chat-open .composer .chips,body.mh4.medhub-reading.chat-open .composer .fine{display:none}
body.mh4.medhub-reading.chat-open .wrap{max-width:860px}
body.mh4.medhub-reading .msg.assistant .bubble{line-height:1.9;border-color:transparent;box-shadow:none}
body.mh4.medhub-reading .mh4-links{opacity:.4}

/* ─────────────── AVISOS Y DIÁLOGOS ─────────────── */
.toast{position:fixed;left:50%;bottom:28px;transform:translateX(-50%);z-index:100002;max-width:calc(100vw - 32px);background:var(--accent);color:#fff;padding:11px 18px;border-radius:12px;font-size:11.5px;letter-spacing:.02em;box-shadow:0 12px 34px rgba(17,17,17,.18)}
body.mh4 .mh-account-backdrop,body.mh4 .mh-prefs-mask{background:rgba(20,24,26,.38)}
body.mh4 .mh-account-dialog{background:#fafaf9;border-color:var(--line);border-radius:20px}
body.mh4 .mh-account-dialog h2{font-weight:450;letter-spacing:-.02em;color:#202527}
body.mh4 .mh-account-dialog .mh-account-logo{filter:grayscale(1)}
body.mh4 .mh-prefs-panel{background:#fafaf9;border-color:var(--line)}
body.mh4 .mh-prefs-done{background:var(--accent)}
body.mh4 .mh93-overlay{background:rgba(20,24,26,.42)}
body.mh4 .mh93-primary{border-radius:10px}
body.mh4 .mh95-ai-hero{border-radius:12px}
body.mh4 .mh93-dialog{background:#fafaf9;border:1px solid var(--line);border-radius:18px;color:#2a3031;box-shadow:0 30px 80px rgba(17,17,17,.18)}
body.mh4 .mh93-title{letter-spacing:.3em;font-size:11px;color:#555}
body.mh4 .mh93-tabs{border-color:var(--line)}
body.mh4 .mh93-tabs button{color:#777}
body.mh4 .mh93-card{border-color:var(--line);background:#fff;border-radius:11px}
body.mh4 .mh93-action{border-color:var(--line2);color:#444;border-radius:8px;background:#fff}
body.mh4 .mh93-action:hover{border-color:#bdbfbb;color:#111}
body.mh4 .mh93-form input,body.mh4 .mh93-form textarea{border-color:var(--line2);border-radius:9px;color:#2a3031}
body.mh4 .mh95-ai-intro h3{color:#202527}

/* ─────────────── CONTINUÁ DONDE DEJASTE ─────────────── */
.mh4-recent{width:min(860px,100%);margin:52px auto 0}
.mh4-recent-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:0 2px 12px}
.mh4-recent-head>span{font-size:9.5px;letter-spacing:.32em;text-transform:uppercase;color:#8b8885}
.mh4-recent-all{border:0;background:none;padding:4px 0;color:#777;font-size:11px;letter-spacing:.02em}
.mh4-recent-all:hover{color:var(--brand,#036554)}
.mh4-recent-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.mh4-recent-card{display:flex;flex-direction:column;gap:6px;min-width:0;text-align:left;padding:14px 15px 12px;background:#fff;border:1px solid #e6e6e3;border-radius:14px;color:inherit;transition:border-color .25s,box-shadow .25s,transform .25s var(--ease)}
.mh4-recent-card:hover{border-color:#c9cac7;box-shadow:0 10px 26px rgba(17,17,17,.06);transform:translateY(-2px)}
.mh4-recent-title{font-size:13px;font-weight:500;color:#202527;line-height:1.35;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mh4-recent-snippet{font-size:11px;line-height:1.45;color:#969a98;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.mh4-recent-meta{display:flex;justify-content:space-between;margin-top:auto;padding-top:8px;border-top:1px solid #f0f0ee;font-size:9px;letter-spacing:.2em;text-transform:uppercase;color:#a6a7a5}
.mh4-recent-card:hover .mh4-recent-meta span{color:var(--brand,#036554)}

/* ─────────────── PREGUNTAS DE REPASO CLICABLES ─────────────── */
.msg.assistant .bubble .mh4-review-list{list-style:none;margin:.6em 0 1em!important;padding:0!important;display:grid;gap:7px}
.msg.assistant .bubble .mh4-review-q{position:relative;margin:0!important;padding:11px 42px 11px 15px;border:1px solid #dfe9e5;border-radius:12px;background:#f6faf8;color:#23413a;line-height:1.5;cursor:pointer;transition:background .2s,border-color .2s,box-shadow .2s,transform .2s var(--ease)}
.msg.assistant .bubble .mh4-review-q::after{content:'↗';position:absolute;right:15px;top:50%;transform:translateY(-50%);font-size:12px;color:#7fae9f;transition:color .2s,transform .2s}
.msg.assistant .bubble .mh4-review-q:hover,.msg.assistant .bubble .mh4-review-q:focus-visible{background:#fff;border-color:var(--brand,#036554);box-shadow:0 6px 18px rgba(3,101,84,.10);transform:translateY(-1px)}
.msg.assistant .bubble .mh4-review-q:hover::after{color:var(--brand,#036554);transform:translate(2px,-50%)}
.msg.assistant .bubble .mh4-review-q::marker{content:none}
.msg.assistant .bubble .mh4-review-head::after{content:'· tocá una pregunta para consultarla';font-size:11px;font-weight:400;letter-spacing:0;color:#8aa69e;margin-left:8px}
html[lang="en-US"] .msg.assistant .bubble .mh4-review-head::after{content:'· tap a question to ask it'}
html[lang="pt-BR"] .msg.assistant .bubble .mh4-review-head::after{content:'· toque uma pergunta para consultá-la'}
html[lang="fr-FR"] .msg.assistant .bubble .mh4-review-head::after{content:'· touchez une question pour la poser'}
@media print{.msg.assistant .bubble .mh4-review-head::after,.msg.assistant .bubble .mh4-review-q::after{content:none}}

/* ─────────────── RESPONSIVO ─────────────── */
@media(max-width:1000px){.mh4-links{gap:22px}body.mh4 .main .top{gap:18px}.mh4-topic-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:560px){.mh4-recent-list{grid-template-columns:1fr}.mh4-recent{margin-top:38px}.mh4-topic-grid{grid-template-columns:1fr}.mh4-card{flex-basis:200px}.mh4-rail.compact .mh4-card{flex-basis:170px}.mh4-panel-head{flex-wrap:wrap}.mh4-panel{padding:16px}.lib-row{flex-direction:column;gap:3px}.mh4-track{-webkit-mask-image:linear-gradient(90deg,#000 0,#000 90%,transparent 100%);mask-image:linear-gradient(90deg,#000 0,#000 90%,transparent 100%)}}
@media(max-width:900px){
  .mh4-recent-list{grid-template-columns:repeat(2,minmax(0,1fr))}.mh4-recent-card:nth-child(3){display:none}
  .cards{grid-template-columns:repeat(2,minmax(0,1fr))}
  .smallgrid{grid-template-columns:repeat(4,minmax(0,1fr))}
  .mini{border-bottom:1px solid #ececea}
  .mini:nth-child(4n){border-right:0}
  body.mh4 .main .top .mh-personal-greeting{display:none}
}
@media(max-width:760px){
  body.mh4 .main .top{height:64px;gap:10px;padding:0 14px!important}
  #medhubMobileMenu{display:inline-flex}
  .top .mark img.mark-logo{height:30px}
  .mh4-links{display:none}
  body.mh4 .main .top .medhub-header-language-cluster{margin-left:auto}
  body.mh4 .main .top .online{display:none!important}
  body.mh4 .main .top .mh-account-entry{width:36px!important;padding:0;justify-content:center}
  body.mh4 .main .top .mh-account-entry::after{display:none}
  body.mh4 .main .top #medhubReadingToggle{width:32px!important;height:32px!important}
  body.mh4 .mh-account-popover{top:70px}
  .hero{padding:11vh 0 30px}
  .hero .title{font-size:40px}
  .hero .desc{font-size:12.5px}
  .composer .query{padding:15px 15px 11px;border-radius:18px}
  #q{font-size:16px;min-height:84px}
  body.mh4.chat-open #q{font-size:16px}
  .composer .action{padding:7px 7px;font-size:11.5px}
  .composer .chips{flex-wrap:nowrap;justify-content:flex-start;overflow-x:auto;scrollbar-width:none;margin-left:calc(-1 * var(--gutter));margin-right:calc(-1 * var(--gutter));padding:0 var(--gutter)}
  .composer .chips::-webkit-scrollbar{display:none}
  .composer .chip{white-space:nowrap;padding:10px 14px}
  .composer .fine-sep{display:none}
  .composer .fine>span:last-child{display:block}
  .cards{grid-template-columns:1fr}
  .smallgrid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .mini:nth-child(4n){border-right:1px solid #ececea}
  .mini:nth-child(3n){border-right:0}
  .topicGrid{grid-template-columns:1fr 1fr}
  #mainTopicsList{columns:1}
  .footer-inner{flex-direction:column;align-items:flex-start;gap:20px}.footer .medhub-legal-links{gap:18px}.footer-base{flex-direction:column;gap:6px}
  .msg.assistant{gap:6px}
  .aiavatar{display:none}
  .msg.assistant .bubble{padding:15px;font-size:14px;border-radius:15px}
  .msg.user .bubble{max-width:90%}
  body.mh4 .medhub-answer-actions{justify-content:flex-start}
  body.mh4 .msg .medhub-answer-actions button{height:38px!important;min-height:38px!important}
  .mh-skill-composer-badge{margin-left:0}
}
@media(max-width:420px){
  .composer .action span:not(.ico){font-size:11px}
  .composer .actions{gap:0}
  .topicGrid{grid-template-columns:1fr}
  .hero .title{font-size:36px}
}
@media(prefers-reduced-motion:reduce){.shell,.side,.card,.mini{transition:none!important}.working-dots b{animation-duration:2.5s}}
@media print{#splash,.top,.side,.composer,.footer,.medhub-answer-actions,#medhubMobileBackdrop{display:none!important}body.mh4.chat-open,body.mh4.chat-open .main{height:auto;overflow:visible}#messages{overflow:visible}.msg.assistant .bubble{box-shadow:none;border:0}}

/* ─────────────── v4.1.2 · CELULARES: zonas táctiles y espacio de lectura ─────────────── */
@media(max-width:760px){
 body.mh4 .composer .actions button,body.mh4 #medhubVoiceInput,body.mh4 #mh4PubMed,body.mh4 #attach{min-height:40px}
 body.mh4 .main .top .medhub-language-trigger{min-height:40px}
 body.mh4 .composer .chip{min-height:38px}
 body.mh4 .backhome{min-height:40px}
 body.mh4 .medhub-inline-citation{display:inline-flex;min-width:28px;min-height:28px;align-items:center;justify-content:center}
 /* En conversación se prioriza la lectura: los atajos quedan en la portada. */
 body.mh4.chat-open .composer .chips{display:none}
 body.mh4.chat-open .composer .fine{font-size:9px;margin-top:6px}
 body.mh4 #q{font-size:16px} /* evita el zoom automático de iOS al escribir */
}
/* Tabletas y cualquier pantalla táctil: mismas zonas táctiles cómodas */
@media(pointer:coarse){
 body.mh4 .composer .actions button,body.mh4 #medhubVoiceInput,body.mh4 #mh4PubMed,body.mh4 #attach,body.mh4 .main .top .medhub-language-trigger,body.mh4 .backhome{min-height:40px}
 body.mh4 .composer .chip{min-height:38px}
 body.mh4 .mh4-links a,body.mh4 .mh4-link{min-height:40px;display:inline-flex;align-items:center}
 body.mh4 .medhub-inline-citation{display:inline-flex;min-width:28px;min-height:28px;align-items:center;justify-content:center}
}
/* iPhone con barra de inicio: el cuadro de consulta no queda pegado al borde inferior */
@supports(padding:env(safe-area-inset-bottom)){@media(max-width:760px){body.mh4.chat-open .composer{margin-bottom:max(0px,env(safe-area-inset-bottom))}body.mh4 .footer{padding-bottom:calc(24px + env(safe-area-inset-bottom))}}}

/* ─────────────── v4.2 · ATAJOS CON ÍCONOS DE LÍNEA ─────────────── */
body.mh4 .composer .chip{display:inline-flex;align-items:center;gap:8px;background:rgba(250,250,249,.72);border:1px solid var(--line2);color:#5f6462;font-size:11px;letter-spacing:.035em;padding:9px 16px 9px 13px;transition:color .25s,border-color .25s,background .25s,transform .25s}
body.mh4 .composer .chip svg{width:15px;height:15px;flex:none;color:#8a8e8d;transition:color .25s,transform .35s}
@media(hover:hover){body.mh4 .composer .chip:hover{background:rgba(232,242,239,.7);border-color:var(--brand-line);color:var(--brand)}
body.mh4 .composer .chip:hover svg{color:var(--brand);transform:translateY(-1px)}}
body.mh4 .composer .chip.on{background:var(--brand-soft);border-color:var(--brand);color:var(--brand)}
body.mh4 .composer .chip.on svg{color:var(--brand)}
body.mh4 .composer .chip:active{transform:scale(.97)}
body.mh4.chat-open .composer .chip{padding:6px 12px 6px 10px;gap:6px}
body.mh4.chat-open .composer .chip svg{width:13px;height:13px}
@media(prefers-reduced-motion:no-preference){
 body.mh4.mh4-chips-wait .composer .chip{opacity:0;transform:translateY(6px)}
 body.mh4.mh4-chips-in .composer .chip{animation:mh4ChipIn .6s cubic-bezier(.2,.7,.2,1) both}
 body.mh4.mh4-chips-in .composer .chip:nth-child(2){animation-delay:.07s}
 body.mh4.mh4-chips-in .composer .chip:nth-child(3){animation-delay:.14s}
 body.mh4.mh4-chips-in .composer .chip:nth-child(4){animation-delay:.21s}
 body.mh4.mh4-chips-in .composer .chip:nth-child(5){animation-delay:.28s}
}
@keyframes mh4ChipIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

/* ─────────────── v4.2 · INTRO PREMIUM ─────────────── */
/* 1 · Destello de luz que recorre el logo una vez (solo sobre la forma del logo) */
#splash .intro-brand{isolation:isolate}
#splash.mh4-premium .intro-brand img{filter:brightness(.88) drop-shadow(0 0 17px rgba(255,255,255,.10))}
#splash .intro-shine{position:absolute;left:0;top:0;width:100%;pointer-events:none;
 -webkit-mask:var(--mh4-logo) top center/100% auto no-repeat;mask:var(--mh4-logo) top center/100% auto no-repeat;
 background:linear-gradient(105deg,transparent 0 38%,rgba(255,255,255,.0) 41%,rgba(255,255,255,.95) 50%,rgba(255,250,240,.0) 59%,transparent 62% 100%);
 background-size:280% 100%;background-position:95% 0;opacity:0;filter:drop-shadow(0 0 6px rgba(255,255,255,.6))}
#splash .intro-shine.go{animation:mh4Shine 1.7s cubic-bezier(.45,.05,.25,1) forwards}
@keyframes mh4Shine{0%{opacity:0;background-position:95% 0}10%{opacity:1}90%{opacity:1}100%{opacity:0;background-position:5% 0}}
/* 2 · Pulso cardíaco sobre la barra de carga */
#splash .intro-pulse{position:absolute;inset:auto 0 calc(100% - 2px) 0;top:auto;height:34px;width:100%;pointer-events:none;overflow:visible}
#splash .intro-loading{position:absolute}
#splash .intro-loading .intro-track{position:relative;overflow:visible}
#splash.mh4-has-pulse .intro-fill{opacity:.28}
/* 3 · Salida sin corte: la escena oscura se aclara y sus ondas se vuelven las de la portada */
#splash::before{content:"";position:absolute;inset:0;background:var(--paper,#fafaf9);opacity:0;z-index:0;pointer-events:none;transition:opacity .62s cubic-bezier(.4,0,.2,1)}
#splash canvas#waves{z-index:1;transition:filter .62s cubic-bezier(.4,0,.2,1),opacity .62s}
#splash .intro-shade,#splash .intro-brand,#splash .intro-subtitle,#splash .intro-loading{z-index:2}
#splash.out{transition:opacity .9s ease .5s,visibility 0s linear 1.45s}
#splash.out::before{opacity:1}
#splash.out canvas#waves{filter:invert(.9) hue-rotate(180deg) saturate(.35);opacity:.55}
#splash.out .intro-shade,#splash.out .intro-brand,#splash.out .intro-subtitle,#splash.out .intro-loading,#splash.out .intro-controls{opacity:0!important;transition:opacity .4s ease!important}
@media(prefers-reduced-motion:reduce){#splash .intro-shine,#splash .intro-pulse{display:none}#splash.out{transition:opacity .6s ease,visibility 0s linear .6s}}

/* ═══ v4.3 · MEDHUB Pro y "Nuevo tema" ═══ */
body.mh4 .main .top .mh-pro-top{order:6;display:inline-flex;align-items:center;gap:6px;height:34px;padding:0 13px 0 11px;border:1px solid var(--brand-line);border-radius:999px;background:var(--brand-soft);color:var(--brand);font:600 11px/1 var(--font);letter-spacing:.08em;text-transform:uppercase;white-space:nowrap;cursor:pointer;transition:background .2s,border-color .2s,color .2s}
body.mh4 .main .top .mh-pro-top svg{width:14px;height:14px}
body.mh4 .main .top .mh-pro-top:hover{background:var(--brand);border-color:var(--brand);color:#fff}
body.mh4 .main .top .mh-pro-top:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
@media(max-width:760px){body.mh4 .main .top .mh-pro-top{height:36px;padding:0 10px}}
@media(max-width:380px){body.mh4 .main .top .mh-pro-top span{display:none}body.mh4 .main .top .mh-pro-top{width:36px;padding:0;justify-content:center}}
@media(pointer:coarse){body.mh4 .main .top .mh-pro-top{min-height:40px}}

.mh-account-popover .mh-account-pro{color:var(--brand)!important;font-weight:600}
.mh-pro-dialog-link{display:block;margin:10px auto 0;border:0;background:none;color:var(--brand);font:600 12px/1.4 var(--font);letter-spacing:.02em;cursor:pointer;padding:6px 8px;border-radius:8px}
.mh-pro-dialog-link:hover{background:var(--brand-soft)}

.mh-pro-nudge{position:fixed;right:20px;top:92px;z-index:60;display:flex;align-items:center;gap:12px;max-width:min(380px,calc(100vw - 32px));padding:12px 12px 12px 14px;background:#fff;border:1px solid var(--line2);border-radius:16px;box-shadow:0 10px 32px rgba(20,30,30,.12);font-family:var(--font);opacity:0;transform:translateY(-8px);transition:opacity .3s var(--ease),transform .3s var(--ease)}
.mh-pro-nudge.show{opacity:1;transform:none}
.mh-pro-nudge-ico{flex:none;width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:var(--brand-soft);color:var(--brand)}
.mh-pro-nudge-ico svg{width:16px;height:16px}
.mh-pro-nudge-text{display:flex;flex-direction:column;gap:2px;min-width:0}
.mh-pro-nudge-text strong{font-size:13px;color:var(--ink)}
.mh-pro-nudge-text span{font-size:12px;color:var(--muted)}
.mh-pro-nudge-go{flex:none;border:0;border-radius:999px;background:var(--brand);color:#fff;font:600 12px/1 var(--font);padding:9px 14px;cursor:pointer}
.mh-pro-nudge-go:hover{background:var(--brand2)}
.mh-pro-nudge-x{flex:none;width:28px;height:28px;border:0;border-radius:50%;background:none;color:var(--muted);font-size:18px;line-height:1;cursor:pointer}
.mh-pro-nudge-x:hover{background:var(--soft);color:var(--ink)}
@media(max-width:760px){.mh-pro-nudge{left:16px;right:16px;top:74px;max-width:none}}
@media(prefers-reduced-motion:reduce){.mh-pro-nudge{transition:none}}

.chathead .mh-chathead-actions{display:flex;align-items:center;gap:8px}
.chathead .mh-newchat{border:1px solid var(--brand-line);background:var(--brand-soft);color:var(--brand);border-radius:20px;padding:7px 14px;font-size:11px;font-weight:600;letter-spacing:.02em;cursor:pointer}
.chathead .mh-newchat:hover{background:var(--brand);border-color:var(--brand);color:#fff}
@media(pointer:coarse){.chathead .mh-newchat{min-height:40px}}

/* ═══ v4.3.4 · Respuesta y cuadro de consulta con el mismo ancho ═══ */
/* La barra de desplazamiento queda afuera de la columna: --mh-sbw lo mide medhub-4-shell.js */
body.mh4.chat-open #messages{scrollbar-gutter:stable;margin-right:calc(-1 * var(--mh-sbw,0px));padding-left:0;padding-right:0}
/* El monograma de la IA cuelga en el margen izquierdo, fuera de la columna */
body.mh4 .msg.assistant{position:relative;gap:0}
@media(min-width:1100px){
  body.mh4 .msg.assistant .aiavatar{position:absolute;left:-30px;top:0;margin-top:17px}
  body.mh4.chat-open #messages{margin-left:-40px;padding-left:40px}
}
@media(max-width:1099px){body.mh4 .msg.assistant .aiavatar{display:none}}

/* ═══ v4.4 · Repreguntas sugeridas y Reintentar ═══ */
.msg.assistant .bubble .mh-followups{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:18px;padding-top:16px;border-top:1px solid #efefed}
.msg.assistant .bubble .mh-followups-title{flex:0 0 100%;font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin-bottom:2px}
.msg.assistant .bubble .mh-followup{border:1px solid var(--brand-line);background:var(--brand-soft);color:var(--brand);border-radius:999px;padding:7px 14px;font:500 12px/1.2 var(--font);cursor:pointer;transition:background .2s,color .2s,border-color .2s}
.msg.assistant .bubble .mh-followup:hover{background:var(--brand);border-color:var(--brand);color:#fff}
.msg.assistant .bubble .mh-followup:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
/* Explicación sumada al mismo recuadro */
.msg.assistant .bubble .mh-addendum{margin:1.2em 0 .4em;animation:mhAddIn .45s ease both}
.msg.assistant .bubble .mh-addendum-body>:first-child{margin-top:0}
.msg.assistant .bubble .mh-addendum-body.mh-typing>:last-child::after{content:"";display:inline-block;width:7px;height:7px;margin-left:7px;border-radius:50%;background:var(--brand,#036554);vertical-align:middle;animation:mh4Caret 1.15s ease-in-out infinite}
@keyframes mhAddIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
@media(prefers-reduced-motion:reduce){.msg.assistant .bubble .mh-addendum{animation:none}}
.msg.assistant .bubble .mh-retry-wrap{margin-top:12px}
.msg.assistant .bubble .mh-retry{border:1px solid var(--line2);background:#fff;color:var(--ink);border-radius:999px;padding:8px 16px;font:600 12px/1 var(--font);cursor:pointer}
.msg.assistant .bubble .mh-retry:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-soft)}
@media(pointer:coarse){.msg.assistant .bubble .mh-followup,.msg.assistant .bubble .mh-retry{min-height:40px}}
@media print{.mh-followups,.mh-retry-wrap{display:none!important}}
/* v4.4 · En el celular el estado ("Procesando", "Sin conexión") se muestra solo como punto de color,
   para que no empuje el botón Pro ni el de la cuenta fuera de la pantalla. */
@media(max-width:760px){body.mh4 .main .top .online.busy,body.mh4 .main .top .online.offline{font-size:0;gap:0;letter-spacing:0;padding:0 2px}}

/* ═══ v4.5 · BIBLIOTECA "ÍNDICE EDITORIAL" ═══
   Sin íconos ni tarjetas: columnas separadas por filetes, numeración fina continua (01–13),
   nombres en tipografía de libro (Newsreader) y un único acento verde al pasar el mouse. */
/* Velo suave: las ondas del fondo quedan tenues detrás de la Biblioteca */
.library{position:relative;isolation:isolate}
.library::before{content:"";position:absolute;top:-40px;bottom:-40px;left:calc(50% - 50vw);right:calc(50% - 50vw);z-index:-1;pointer-events:none;
 background:linear-gradient(180deg,rgba(250,250,249,0) 0,rgba(250,250,249,.88) 90px,rgba(250,250,249,.88) calc(100% - 90px),rgba(250,250,249,0) 100%)}
.mh4-track{gap:0!important;padding:8px 0 10px!important;
 -webkit-mask-image:linear-gradient(90deg,transparent 0,#000 24px,#000 calc(100% - 24px),transparent 100%)!important;mask-image:linear-gradient(90deg,transparent 0,#000 24px,#000 calc(100% - 24px),transparent 100%)!important}
.mh4-card{flex:0 0 248px!important;background:none!important;border:0!important;border-left:1px solid #dcdcd7!important;border-radius:0!important;box-shadow:none!important;transform:none!important}
.mh4-rail.compact .mh4-card{flex-basis:224px!important}
.mh4-card-main{padding:6px 26px 8px!important;border-radius:0!important}
.mh4-ico{display:none!important}
.mh4-idx{display:block!important;font:200 40px/1 var(--font)!important;letter-spacing:-.04em!important;color:#cfd0cc!important;font-variant-numeric:tabular-nums;transition:color .35s}
.mh4-name{margin-top:26px!important;font:400 23px/1.15 Newsreader,Georgia,"Times New Roman",serif!important;letter-spacing:-.01em!important;color:#1c2022!important;position:relative;padding-bottom:12px}
.mh4-name::after{content:"";position:absolute;left:0;bottom:0;width:22px;height:1px;background:#bdbfba;transition:width .45s var(--ease),background .3s}
.mh4-swap{display:grid;width:100%;margin-top:12px;min-height:3.4em}
.mh4-swap>*{grid-area:1/1;transition:opacity .35s,transform .4s var(--ease)}
.mh4-desc{font-size:12px!important;color:#8b8f8d!important;margin:0!important;min-height:0!important}
.mh4-peek{display:flex;flex-direction:column;gap:3px;opacity:0;transform:translateY(4px);font-size:12px;line-height:1.45;color:#3d4446}
.mh4-peek span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mh4-card:hover .mh4-desc,.mh4-card:focus-within .mh4-desc{opacity:0;transform:translateY(-4px)}
.mh4-card:hover .mh4-peek,.mh4-card:focus-within .mh4-peek{opacity:1;transform:none}
.mh4-foot{border:0!important;margin-top:18px!important;padding-top:0!important}
.mh4-count{color:#a3a5a2!important}
.mh4-arrow{color:#b5b7b3!important}
.mh4-card:hover .mh4-idx,.mh4-card.open .mh4-idx{color:var(--brand)!important}
.mh4-card:hover .mh4-name::after,.mh4-card.open .mh4-name::after{width:64px;background:var(--brand)}
.mh4-card:hover .mh4-arrow,.mh4-card.open .mh4-arrow{color:var(--brand)!important;transform:translateX(4px)}
.mh4-card-main:focus-visible{outline:2px solid var(--brand)!important;outline-offset:-2px!important}
@media(max-width:560px){
 .mh4-card{flex-basis:220px!important}.mh4-rail.compact .mh4-card{flex-basis:206px!important}
 .mh4-card-main{padding:4px 20px 6px!important}
 .mh4-idx{font-size:34px!important}
 .mh4-name{margin-top:20px!important;font-size:21px!important}
}
@media(hover:none){.mh4-card.open .mh4-desc{opacity:0}.mh4-card.open .mh4-peek{opacity:1;transform:none}}
@media(prefers-reduced-motion:reduce){.mh4-swap>*,.mh4-name::after,.mh4-idx{transition:none!important}}

/* ═══ v4.6 · CONTRASTE LEGIBLE ═══
   Grises medidos contra el fondo real: texto chico ≥ 4,5:1 y números grandes ≥ 3:1 (pautas WCAG AA).
   Son los tonos más claros que cumplen, para conservar la finura del diseño. */
:root{--txt-2:#686c6a;--txt-3:#6f7270;--txt-num:#8d908c}
.hero .desc,.hero .desc span{color:var(--txt-2)!important}
.eyebrow,.mh4-recent-head>span,.mh4-panel-eyebrow{color:var(--txt-3)!important}
.composer .fine,.composer .fine label,.composer .fine span,.lib-row p{color:var(--txt-3)!important}
.mh4-desc,.mh4-recent-snippet{color:var(--txt-2)!important}
.mh4-count,.mh4-recent-meta{color:var(--txt-3)!important}
.mh4-idx{color:var(--txt-num)!important}
.mh4-arrow{color:var(--txt-num)!important}
.mh4-recent-all{color:#626563!important}
.mh4-panel-close{color:#5f6361!important}
.footer-base{color:#8a8f8d!important}

/* ═══ v4.6 · PANEL DE TEMAS Y "CONTINUÁ DONDE DEJASTE" EN ESTILO EDITORIAL ═══ */
.mh4-panel{background:transparent!important;border:0!important;border-top:1px solid #dcdcd7!important;border-bottom:1px solid #dcdcd7!important;border-radius:0!important;box-shadow:none!important;padding:24px 2px 26px!important;margin-top:12px!important}
.mh4-panel-head{align-items:flex-end!important;margin-bottom:18px!important}
.mh4-panel-eyebrow{font-size:9.5px!important;letter-spacing:.3em!important}
.mh4-panel-head h4{margin:8px 0 0!important;font:400 30px/1.1 Newsreader,Georgia,"Times New Roman",serif!important;letter-spacing:-.01em!important;color:#1c2022!important}
.mh4-ask{border:0!important;border-bottom:1px solid var(--brand-line)!important;border-radius:0!important;background:none!important;color:var(--brand)!important;padding:6px 0!important;font-size:12px!important;letter-spacing:.02em}
.mh4-ask:hover{border-bottom-color:var(--brand)!important;color:var(--brand2)!important}
.mh4-panel-close{background:transparent!important}
.mh4-topic-grid{counter-reset:mhtopic;gap:0 36px!important}
.mh4-topic{counter-increment:mhtopic;border:0!important;border-bottom:1px solid #e4e4e0!important;border-radius:0!important;background:none!important;padding:13px 26px 13px 34px!important;font-size:13px!important;line-height:1.35!important;color:#2b3133!important}
.mh4-topic::before{content:counter(mhtopic,decimal-leading-zero);position:absolute;left:0;top:50%;transform:translateY(-50%);font:300 12px/1 var(--font);letter-spacing:.04em;color:var(--txt-num);font-variant-numeric:tabular-nums;transition:color .25s}
.mh4-topic::after{content:'→'!important;right:2px!important;color:transparent!important;font-size:12px!important;transition:color .25s,transform .3s var(--ease)!important}
.mh4-topic:hover{color:var(--brand)!important}
.mh4-topic:hover::before{color:var(--brand)}
.mh4-topic:hover::after{color:var(--brand)!important;transform:translate(3px,-50%)!important}
.mh4-topic:focus-visible{outline:2px solid var(--brand);outline-offset:-2px}

.mh4-recent-list{gap:0!important}
.mh4-recent-card{background:none!important;border:0!important;border-left:1px solid #dcdcd7!important;border-radius:0!important;box-shadow:none!important;transform:none!important;padding:4px 24px 6px!important;gap:8px!important}
.mh4-recent-title{font:400 19px/1.2 Newsreader,Georgia,"Times New Roman",serif!important;letter-spacing:-.01em;color:#1c2022!important;white-space:normal!important;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;transition:color .25s}
.mh4-recent-snippet{font-size:12px!important}
.mh4-recent-meta{border-top:0!important;padding-top:10px!important}
.mh4-recent-card:hover .mh4-recent-title{color:var(--brand)!important}
.mh4-recent-card:hover .mh4-recent-meta span{color:var(--brand)!important}
.mh4-recent-card:focus-visible{outline:2px solid var(--brand);outline-offset:-2px}
@media(max-width:560px){
 .mh4-panel-head h4{font-size:26px!important}
 .mh4-recent-card{border-left:0!important;border-top:1px solid #dcdcd7!important;padding:14px 2px 8px!important}
}
.msg.assistant .bubble .medhub-refs-note,.msg.assistant .bubble .mh-followups-title{color:#6d716f!important}
@media(max-width:900px){.mh4-recent-list{column-gap:28px!important}}