:root{--night:#0b1426;--night2:#13213d;--ink:#1a2236;--mut:#5d6679;--line:#e6e2d8;--bg:#f8f6f1;--gold:#c9a45c;--gold2:#a8843c;--blue:#1f3a6b;--red:#a23b2e;--ok:#1e7d46;--serif:'Fraunces',Georgia,'Times New Roman',serif;--sans:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif}
*{box-sizing:border-box}html{overflow-x:hidden;-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--bg);line-height:1.6;overflow-x:hidden;padding-left:env(safe-area-inset-left);padding-right:env(safe-area-inset-right);padding-bottom:env(safe-area-inset-bottom)}
a{color:var(--blue)}.wrap{max-width:1080px;margin:0 auto;padding:0 22px;padding-left:max(22px,env(safe-area-inset-left));padding-right:max(22px,env(safe-area-inset-right))}
header{background:var(--night);color:#fff;padding-top:env(safe-area-inset-top);position:sticky;top:0;z-index:10;border-bottom:1px solid rgba(201,164,92,.25)}
header .wrap{display:flex;justify-content:space-between;align-items:center;min-height:64px;padding-top:8px;padding-bottom:8px;gap:10px;flex-wrap:wrap}
.logo{font-family:var(--serif);font-weight:600;font-size:21px;letter-spacing:.02em;color:#fff;text-decoration:none;display:flex;align-items:center;gap:10px}
.seal{display:inline-grid;place-items:center;width:32px;height:32px;border:1.5px solid var(--gold);border-radius:50%;color:var(--gold);font-size:17px}
header .muted,#prov{color:#aab3c5;font-size:12px;line-height:1.3;text-align:right}
nav a{color:#d9dfeb;text-decoration:none;font-size:14px;margin-left:18px}nav a:hover{color:var(--gold)}
.eyebrow{font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:#7a5c22;font-weight:600;margin:0 0 8px}
h1,h2,h3,.title{font-family:var(--serif);font-weight:600;letter-spacing:-.01em}
.title{font-size:34px;margin:0 0 6px;line-height:1.15}
.hero{background:radial-gradient(1200px 500px at 80% -10%,#24406f 0%,transparent 60%),var(--night);color:#fff;padding:84px 0 76px}
.hero h1{font-size:54px;line-height:1.06;margin:0 0 20px;max-width:780px}.hero h1 em{font-style:normal;color:var(--gold)}
.hero p.lead{font-size:19px;color:#c8d0df;max-width:640px;margin:0 0 28px}.hero .eyebrow{color:var(--gold)}
.hero .btn{margin:0 10px 12px 0}.hero small{color:#8f9ab0;display:block;margin-top:10px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--night);color:#fff;border:1px solid var(--night);border-radius:10px;padding:12px 22px;font:600 16px/1.25 var(--sans);min-height:46px;cursor:pointer;text-decoration:none;-webkit-tap-highlight-color:transparent;touch-action:manipulation;transition:transform .15s,box-shadow .15s,background .15s}
.btn:hover{box-shadow:0 6px 18px rgba(11,20,38,.18);transform:translateY(-1px)}
.btn.gold{background:linear-gradient(180deg,#d6b46c,#b8924a);border-color:#b8924a;color:#1a1408}
.btn.sec{background:transparent;color:var(--night);border-color:#c9c3b4}.hero .btn.sec,header .btn.sec{color:#fff;border-color:rgba(255,255,255,.35)}
.btn.red{background:var(--red);border-color:var(--red);color:#fff}.btn:disabled{opacity:.45;cursor:default;transform:none;box-shadow:none}.btn.small{min-height:44px;padding:8px 14px;font-size:14px;margin-top:12px}
section{padding:72px 0}section.alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
h2{font-size:32px;margin:0 0 10px;line-height:1.2}.sub{color:var(--mut);max-width:640px;margin:0 0 32px;font-size:17px}
.grid{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(min(240px,100%),1fr))}
.card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:26px;overflow:hidden;margin-top:18px;box-shadow:0 1px 2px rgba(11,20,38,.04)}
.grid .card{margin-top:0}.card h3{margin:0 0 8px;font-size:20px}.card p{margin:0;color:var(--mut)}
.card h2{font-size:23px;display:flex;align-items:center;gap:12px;margin-bottom:14px}
.step{display:inline-grid;place-items:center;min-width:34px;height:34px;border-radius:50%;background:var(--night);color:var(--gold);font-size:15px;font-family:var(--serif)}
.ico{width:44px;height:44px;border-radius:12px;background:#f3eee2;display:grid;place-items:center;margin-bottom:14px;color:var(--gold2)}
.price{border-top:3px solid var(--gold)}.price .amt{font-family:var(--serif);font-size:40px;color:var(--night);margin:8px 0 0}.price .amt small{font-size:16px;color:var(--mut);font-family:var(--sans)}
.price ul{padding-left:18px;color:var(--mut);margin:14px 0 0}.price.feat{background:var(--night);color:#fff;border-color:var(--night)}.price.feat p,.price.feat ul,.price.feat .amt small{color:#c8d0df}.price.feat .amt,.price.feat h3{color:#fff}
.tag{display:inline-block;background:#f3eee2;color:#7a5a1a;border-radius:999px;padding:3px 10px;font-size:12px;font-weight:600;letter-spacing:.02em}
.presid{display:grid;gap:30px;grid-template-columns:repeat(auto-fit,minmax(min(320px,100%),1fr));align-items:center}
.mock{background:var(--night);border-radius:18px;padding:22px;color:#fff;box-shadow:0 20px 50px rgba(11,20,38,.25)}
form label,.lbl{display:block;font-size:14px;font-weight:600;margin:14px 0 6px}
input,select,textarea{width:100%;max-width:100%;padding:12px 12px;border:1px solid #d6d0c2;border-radius:10px;font:inherit;font-size:16px;line-height:1.4;background:#fff;-webkit-appearance:none;appearance:none;color:var(--ink)}
input:focus,select:focus,textarea:focus{outline:2px solid rgba(201,164,92,.5);border-color:var(--gold)}
select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%235d6679' d='M6 8L0 0h12z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;padding-right:32px}
input[type=file]{-webkit-appearance:auto;appearance:auto;padding:8px}
.check{display:flex;gap:10px;align-items:flex-start;font-weight:400!important;min-height:44px;padding:6px 0;cursor:pointer}
.check input{width:auto;min-width:20px;min-height:20px;margin-top:2px;flex-shrink:0;accent-color:var(--night)}
.msg{margin-top:12px;font-weight:600}.ok{color:var(--ok)}.err{color:var(--red)}
footer{padding:34px 0;color:var(--mut);font-size:14px;border-top:1px solid var(--line);margin-top:40px}
.timer{font-family:var(--serif);font-size:60px;font-variant-numeric:tabular-nums;color:var(--night);line-height:1.1}.timer.over{color:var(--red)}
.ud{font-family:var(--serif);font-size:22px;color:var(--blue);word-break:break-word}.muted{color:var(--mut);font-size:14px}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center;min-width:0}
.row>select,.row>input:not([type=checkbox]):not([type=radio]):not([type=file]){flex:1 1 160px;min-width:0;width:auto;max-width:100%}
.seg{display:inline-flex;background:#f1ede3;border-radius:12px;padding:4px;margin-bottom:6px;max-width:100%}
.seg button{border:0;background:transparent;font:600 15px var(--sans);padding:10px 16px;border-radius:9px;cursor:pointer;color:var(--mut);min-height:42px}
.seg button.on{background:var(--night);color:#fff;box-shadow:0 2px 8px rgba(11,20,38,.2)}
.kv{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(150px,100%),1fr));gap:10px}
.kv div{background:#f6f3ec;border-radius:10px;padding:12px}.kv b{display:block;font-size:22px;font-family:var(--serif)}
.warn{background:#fbf3df;border:1px solid #ecd9a8;border-radius:10px;padding:12px;margin:10px 0}
.chip{display:inline-block;padding:2px 9px;border-radius:12px;margin:2px;font-size:13px}.chip.y{background:#e2f1e7}.chip.n{background:#f8e3df}
.nota{display:flex;align-items:baseline;gap:8px;margin:18px 0 10px}.nota span{font-size:12px;letter-spacing:.15em;text-transform:uppercase;color:var(--mut);margin-right:6px}.nota b{font-family:var(--serif);font-size:48px;color:var(--night);line-height:1}.nota small{color:var(--mut)}
.tbl{overflow-x:auto;-webkit-overflow-scrolling:touch}.tbl table{width:100%;border-collapse:collapse;font-size:14px}.tbl td,.tbl th{padding:9px 8px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}.tbl th{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--mut)}
.presi{border-top:3px solid var(--gold)}
.bubble{border-radius:14px;padding:14px 16px;margin:12px 0;max-width:92%}.bubble .who{display:block;font-size:11px;letter-spacing:.14em;text-transform:uppercase;margin-bottom:4px;opacity:1}
.bubble.q{background:var(--night);color:#fff;font-family:var(--serif);font-size:18px;line-height:1.45}.bubble.q .who{color:var(--gold);font-family:var(--sans)}
.bubble.a{background:#f3efe6;margin-left:auto}
.pthink{color:var(--mut);margin:12px 0;display:flex;gap:10px;align-items:center}
.spin{width:16px;height:16px;border:2px solid rgba(201,164,92,.35);border-top-color:var(--gold);border-radius:50%;display:inline-block;animation:sp .8s linear infinite}@keyframes sp{to{transform:rotate(360deg)}}
.acta{margin-top:20px;border:1px solid var(--line);border-radius:14px;padding:24px;background:linear-gradient(#fffdf8,#fff)}.acta h3{margin:0;font-size:22px}
.verd{font-family:var(--serif);font-size:18px}.cols{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(min(240px,100%),1fr))}
blockquote{margin:18px 0;padding:14px 18px;border-left:3px solid var(--gold);font-family:var(--serif);font-size:18px;background:#faf7ef;border-radius:0 10px 10px 0}blockquote cite{display:block;font-size:13px;font-family:var(--sans);color:var(--mut);margin-top:6px;font-style:normal}
.spark{display:flex;align-items:flex-end;gap:6px;height:70px;margin:0 0 14px;padding:8px;background:#f6f3ec;border-radius:10px}.spark i{flex:1;background:linear-gradient(var(--gold),var(--gold2));border-radius:4px 4px 0 0}
video,audio{max-width:100%;height:auto}
@media print{header,footer,.card:not(.presi),#pAns,#pLog,#pStart,.acta .row{display:none!important}body{background:#fff}.card{border:0;box-shadow:none}}
@media (max-width:480px){
  .hero{padding:48px 0 44px}.hero h1{font-size:36px}.hero p.lead{font-size:17px}.title{font-size:27px}
  h2{font-size:25px}section{padding:48px 0}.timer{font-size:46px}.ud{font-size:19px}
  .card{padding:18px;border-radius:14px}nav{display:none}
  header .btn{padding:9px 14px;font-size:14px;min-height:40px}
  #prov{flex:1 1 100%;text-align:left;order:3}
  .row .btn{flex:1 1 auto}.seg{display:flex}.seg button{flex:1;padding:10px 8px;font-size:14px}
  .bubble{max-width:100%}.nota b{font-size:40px}
}
/* Radios y checkboxes visibles (fix: appearance:none los dejaba sin estado) */
input[type=radio],input[type=checkbox]{-webkit-appearance:none;appearance:none;width:22px;height:22px;min-width:22px;padding:0;margin:0 8px 0 0;border:2px solid #b8963e;background:#fff;vertical-align:middle;cursor:pointer;display:inline-grid;place-content:center;flex:0 0 auto}
input[type=radio]{border-radius:50%}
input[type=checkbox]{border-radius:6px}
input[type=radio]::before{content:"";width:10px;height:10px;border-radius:50%;transform:scale(0);transition:transform .12s;background:#0f1b33}
input[type=checkbox]::before{content:"";width:12px;height:12px;transform:scale(0);transition:transform .12s;background:#0f1b33;clip-path:polygon(14% 44%,0 65%,50% 100%,100% 16%,80% 0,43% 62%)}
input[type=radio]:checked,input[type=checkbox]:checked{background:#d4af37;border-color:#0f1b33}
input[type=radio]:checked::before,input[type=checkbox]:checked::before{transform:scale(1)}
input[type=radio]:focus-visible,input[type=checkbox]:focus-visible{outline:3px solid #d4af37;outline-offset:2px}
label.check:has(input:checked){font-weight:600}
/* Accesibilidad y onboarding */
.skip{position:absolute;left:-9999px;top:8px;z-index:100;background:var(--gold);color:#1a1408;padding:10px 16px;border-radius:8px;font-weight:600}.skip:focus{left:12px}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
:focus-visible{outline:3px solid var(--gold);outline-offset:2px;border-radius:6px}
.filebtn{margin-top:0;cursor:pointer}input.sr-only:focus-visible+span,.filebtn:focus-within{outline:3px solid var(--gold)}
.onb{border:1px solid rgba(201,164,92,.55);background:linear-gradient(180deg,#fffdf8,#fbf6ea)}
.onb-head{display:flex;justify-content:space-between;align-items:center;gap:10px}.onb-head .btn{margin-top:0}
.steps{counter-reset:s;list-style:none;padding:0;margin:14px 0 10px;display:grid;gap:10px;grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
.steps li{counter-increment:s;background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 14px 12px 50px;position:relative;line-height:1.4}
.steps li::before{content:counter(s);position:absolute;left:12px;top:11px;width:28px;height:28px;border-radius:50%;background:var(--night);color:var(--gold);display:grid;place-items:center;font:600 15px var(--serif)}
.next{background:#0b1426;color:#fff;border-radius:14px;padding:16px 18px;margin:16px 0}.next h4{color:var(--gold);margin:0 0 8px}.next ol{margin:0;padding-left:20px}.next li{margin:6px 0}
.reco{background:#f6f3ec;border-left:4px solid var(--gold);border-radius:8px;padding:10px 14px;margin:0 0 14px}
.trend{font-weight:600}.trend.up{color:var(--ok)}.trend.down{color:var(--red)}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}html{scroll-behavior:auto}}
/* Estudio, legal, consentimiento */
.appnav{display:flex;gap:4px;flex-wrap:wrap}.appnav a{margin-left:14px}.appnav a[aria-current=page]{color:var(--gold);font-weight:600}
section.panel{padding:16px 0 0}.tabs{display:flex;flex-wrap:wrap;gap:2px}.tabs button{flex:1 1 auto}
.out{margin-top:14px}.out h3{margin:8px 0}.out h4{margin:16px 0 6px;font-size:16px}.out ul,.out ol{padding-left:20px;margin:4px 0}.out li{margin:3px 0}.lead2{font-size:17px}
.esquema>li{margin:8px 0}.guion>li{margin:12px 0}.ok{color:var(--ok);font-weight:600}
.flash{border:1px solid var(--line);border-radius:14px;padding:22px;background:#fffdf8;margin:10px 0;min-height:110px}.flip-p{font-size:18px;font-weight:600;margin:0}.flip-r{margin:12px 0 0;padding-top:12px;border-top:1px dashed var(--line)}
.q-test{border:1px solid var(--line);border-radius:12px;padding:14px;margin:12px 0;min-width:0}.q-test legend{font-weight:600;padding:0 6px}
.opt{display:block;width:100%;text-align:left;background:#fff;border:1px solid #d6d0c2;border-radius:10px;padding:10px 12px;margin:6px 0;font:inherit;cursor:pointer;min-height:44px;color:var(--ink)}.opt.right{border-color:var(--ok);background:#eaf6ef}.opt.wrong{border-color:var(--red);background:#fbeceb}
.fb{margin-top:8px}.nota-s{font-weight:700;font-size:18px}
.hoy{list-style:none;padding:0;margin:8px 0 0}.hoy li{display:flex;gap:10px;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);padding:6px 0;flex-wrap:wrap}.hoy .btn.small{margin-top:0}
.check{display:flex;gap:10px;align-items:center;flex:1 1 220px;min-height:44px}.check input{width:20px;height:20px;-webkit-appearance:auto;appearance:auto;flex:none}
.racha{font-weight:600;color:#7a5c22}.btn.danger{background:transparent;color:var(--red);border-color:var(--red)}
.offline{background:#fff4d6;color:#5c4510;text-align:center;padding:8px 16px;font-size:14px}.small-note{font-size:13px;margin-top:18px}
.guion-box{margin-top:12px;border:1px solid var(--line);border-radius:12px;padding:12px;background:#fffdf8;white-space:pre-wrap}
dialog.consent{max-width:520px;width:calc(100% - 32px);border:0;border-radius:16px;padding:24px;box-shadow:0 20px 60px rgba(11,20,38,.35)}dialog.consent::backdrop{background:rgba(11,20,38,.55)}
footer nav.legal{display:inline-flex;flex-wrap:wrap;gap:4px 14px;margin-left:6px}footer nav.legal a{color:var(--blue);margin:0;font-size:14px}
.legal-doc{max-width:780px}.legal-doc h2{font-size:22px;margin-top:28px}.legal-doc td,.legal-doc th{vertical-align:top}
@media(max-width:600px){.tabs{display:grid;grid-template-columns:repeat(3,1fr)}.tabs button{padding:10px 4px}}
.small-note{font-size:.88rem;margin-top:8px}
.free-badge{display:inline-block;background:#fff6dc;border:1px solid #e8c66a;color:#5b4300;border-radius:999px;padding:6px 14px;font-weight:600;font-size:.92rem}
.rev{border:1px solid #d9dee8;border-left:4px solid #c9a227;border-radius:12px;padding:14px 16px;margin:14px 0;background:#fbfaf6}
.rev h4{margin:0 0 8px}.rev ul{margin:0;padding-left:18px}.rev li{margin:6px 0}.rev q{color:#556;font-style:italic}
.cta-free{margin-top:18px;border-radius:16px;padding:20px;background:#0b1426;color:#f3f1ea}
.cta-free h3{margin:4px 0 8px;color:#fff}.cta-free .muted{color:#b8c0d0}.cta-free .btn{margin:6px 6px 0 0}
/* v3: progreso, simulacro, grupos, fuentes */
.pgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px;margin:12px 0}
.pbox{background:#fbfaf6;border:1px solid #ece6d8;border-radius:12px;padding:12px 14px}.pbox h3{margin:0 0 8px;font-size:16px}
.bars{list-style:none;padding:0;margin:0}.bars li{display:grid;grid-template-columns:minmax(0,1.3fr) 1fr auto auto;gap:8px;align-items:center;margin:6px 0;font-size:14px}
.bars li>span:first-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.bar{height:9px;background:#eee8da;border-radius:6px;overflow:hidden}.bar i{display:block;height:100%;border-radius:6px}
.bar i.hi{background:#2f8f5b}.bar i.mid{background:#d39a2c}.bar i.lo{background:#c2523f}
.reco ol{margin:6px 0 0;padding-left:20px}
.simfases{padding-left:20px}.simfases li{margin:4px 0;color:#666}.simfases li.on{color:inherit;font-weight:700}.simfases li.done{text-decoration:line-through;opacity:.6}
.bola{display:block;margin:6px 0;text-align:left;width:100%}
.fuentes{margin:10px 0;background:#f6f3ec;border-radius:10px;padding:8px 12px}.fuentes summary{cursor:pointer;font-weight:600}.fuentes li{margin:4px 0}
.gtemas{padding-left:0;list-style:none}.gtemas li{margin:6px 0}.codigo{font-size:22px;letter-spacing:3px;font-family:monospace}
.alumno{border-top:1px solid #ece6d8;padding:10px 0}.alumno summary{cursor:pointer}
#main input:not([type=checkbox]):not([type=radio]):not([type=file]){padding:9px 11px;border:1px solid #d9d2c3;border-radius:9px;font:inherit;max-width:100%}
.fchip{display:inline-flex;align-items:center;gap:4px;border:1px solid #b9dcc5;background:#e9f6ee;color:#17603a;border-radius:999px;padding:3px 10px;margin:2px 4px 2px 0;font:600 12.5px/1.3 Inter,system-ui,sans-serif;cursor:pointer;min-height:28px}.fchip:hover,.fchip:focus-visible{background:#d8efe1}.fchip.no{border-color:#e6cfa2;background:#fbf3e2;color:#7a5410}
dialog.fsheet{max-width:640px;width:calc(100% - 24px);max-height:86vh;overflow:auto;border:0;border-radius:18px;padding:22px 22px 26px;box-shadow:0 20px 60px rgba(11,20,38,.35)}dialog.fsheet::backdrop{background:rgba(11,20,38,.55)}
@media (max-width:640px){dialog.fsheet{margin:auto 0 0;width:100%;max-width:none;border-radius:18px 18px 0 0;max-height:85vh;max-height:calc(100dvh - max(32px, env(safe-area-inset-top) + 16px));padding:52px 18px max(26px, env(safe-area-inset-bottom) + 18px)}.fsheet h3{margin-top:0}}
.fsheet h3{margin:4px 32px 6px 0;font-size:18px;line-height:1.3}.fcita{color:#5b6475;font-size:14px;margin:0 0 10px}.fok{color:#17603a;font-weight:600;font-size:13.5px}.fpend{background:#fbf3e2;border-radius:10px;padding:10px 12px;color:#7a5410}
.fext{margin:10px 0 14px;padding:12px 14px;border-left:3px solid #b8955a;background:#f7f4ee;border-radius:0 10px 10px 0;font-size:15px;line-height:1.55;white-space:pre-wrap}
.fclose{position:absolute;top:10px;right:12px;width:36px;height:36px;border:0;border-radius:50%;background:#f0f1f4;font-size:22px;cursor:pointer}dialog.fsheet{position:fixed}.fver{font-size:14px}
.nlist{list-style:none;padding:0;margin:12px 0}.nlist li{padding:10px 0;border-bottom:1px solid #eceef2}.nlist .nt{display:block;font-weight:600;margin-bottom:2px}.nlist .nb{display:block;color:#5b6475;font-size:13px;margin-bottom:4px}