/* Recursos de Sell Your AI — negro sobrio, dorado SYA, SF Pro */
:root{--bg:#000;--card:#111112;--card2:#1a1a1c;--linea:rgba(255,255,255,.09);--txt:#F5F5F7;--sec:#A1A1A6;--ter:#6E6E73;
  --oro:#C9A35A;--oro2:#F2DDA8;--grad:linear-gradient(100deg,#C9A35A,#DDBE7C 70%,#F2DDA8);--sobreoro:#1A1406;
  --f:-apple-system,BlinkMacSystemFont,'SF Pro Display','SF Pro Text','Helvetica Neue',Arial,sans-serif}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;background:var(--bg)}
body{background:var(--bg);color:var(--txt);font-family:var(--f);-webkit-font-smoothing:antialiased;line-height:1.45;overflow-x:hidden}
body.fijo{overflow:hidden}
img{display:block;max-width:100%}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
a{color:inherit;text-decoration:none}
.oro{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.eyebrow{display:block;font-size:13px;font-weight:600;letter-spacing:.2em;color:var(--oro);margin-bottom:14px}

/* botones */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;height:48px;padding:0 22px;border-radius:999px;font-weight:600;font-size:16px;letter-spacing:-.01em;transition:transform .2s,box-shadow .2s,background .2s}
.btn:hover{transform:translateY(-1px)}
.btn.blanco{background:#fff;color:#000}
.btn.oro{background:var(--grad);color:var(--sobreoro);box-shadow:0 10px 40px rgba(201,163,90,.25)}
.btn.borde{border:1px solid var(--linea);background:rgba(255,255,255,.03)}
.btn.ancho{width:100%;height:56px;justify-content:space-between;padding:0 8px 0 24px;font-size:17px}
.btn .circ{width:40px;height:40px;border-radius:50%;background:#fff;color:#000;display:grid;place-items:center;font-style:normal}
.flecha{font-style:normal}

/* cabecera */
.top{position:sticky;top:0;z-index:20;display:flex;justify-content:space-between;align-items:center;padding:14px max(24px,calc((100vw - 1280px)/2));background:rgba(0,0,0,.72);backdrop-filter:blur(18px);border-bottom:1px solid transparent}
.marca{display:flex;align-items:center;gap:12px;font-size:12px;letter-spacing:.22em;color:var(--sec)}
.marca img{width:44px;height:44px;object-fit:contain}
.marca b{color:var(--txt);font-weight:600}
.top .btn{height:42px;font-size:15px}

/* portada */
main{max-width:1280px;margin:0 auto;padding:0 24px}
.hero{padding:48px 0 30px;position:relative}
.hero::before{content:"";position:absolute;inset:-60px -30vw auto;height:900px;background:radial-gradient(ellipse 50% 45% at 80% 20%,rgba(201,163,90,.16),transparent 70%),radial-gradient(ellipse 40% 40% at 10% 90%,rgba(201,163,90,.10),transparent 70%);pointer-events:none;z-index:-1}
.hero-tit{display:flex;justify-content:space-between;align-items:flex-end;gap:40px;margin-bottom:26px}
.hero h1{font-size:clamp(40px,6vw,72px);font-weight:700;letter-spacing:-.045em;line-height:1.02}
.hero-tit p{max-width:440px;color:var(--sec);font-size:16px}
.hero-tit p b{color:var(--txt);font-weight:500}
.destacado{border:1px solid var(--linea);border-radius:32px;background:linear-gradient(180deg,#0e0e0f,#070707);overflow:hidden}
.dest-cuerpo{display:grid;grid-template-columns:1fr 1.25fr;gap:40px;padding:44px;min-height:440px;align-items:center}
.dest-tipo{color:var(--oro);font-weight:600;font-size:15px;margin-bottom:12px}
.dest-cuerpo h2{font-size:clamp(28px,3.2vw,44px);font-weight:700;letter-spacing:-.04em;line-height:1.05;margin-bottom:16px}
.dest-cuerpo p{color:var(--sec);font-size:17px;max-width:460px;margin-bottom:26px}
.dest-btns{display:flex;gap:12px;flex-wrap:wrap}
.dest-img{border-radius:20px;overflow:hidden;border:1px solid var(--linea);aspect-ratio:1200/630;background:#0b0b0b;box-shadow:0 30px 80px rgba(0,0,0,.6)}
.dest-img img{width:100%;height:100%;object-fit:cover}
.tabs{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--linea)}
.tab{display:flex;align-items:center;gap:14px;padding:16px 18px;text-align:left;border-right:1px solid var(--linea);position:relative;color:var(--sec);font-weight:500;font-size:15px}
.tab:last-child{border-right:0}
.tab img{width:62px;height:40px;border-radius:8px;object-fit:cover;flex:none;opacity:.8}
.tab.on{color:var(--txt)}
.tab.on::before{content:"";position:absolute;top:-1px;left:0;height:2px;background:var(--grad);animation:avance 7s linear forwards}
@keyframes avance{from{width:0}to{width:100%}}
.explora{display:flex;width:max-content;margin:34px auto 0;align-items:center;gap:14px;padding:8px 8px 8px 26px;border-radius:999px;border:1px solid rgba(201,163,90,.5);font-weight:600;font-size:17px;background:rgba(201,163,90,.06);box-shadow:0 0 50px rgba(201,163,90,.15)}
.explora i{width:40px;height:40px;border-radius:50%;background:var(--grad);color:var(--sobreoro);display:grid;place-items:center;font-style:normal}

/* biblioteca */
.biblio,.dentro{padding:90px 0 20px}
.biblio-cab{display:flex;justify-content:space-between;align-items:flex-end;gap:40px;margin-bottom:28px}
.biblio-cab h2{font-size:clamp(30px,3.6vw,44px);font-weight:700;letter-spacing:-.04em;line-height:1.05}
.biblio-cab p{max-width:420px;color:var(--sec)}
.filtros{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:24px}
.chips{display:flex;gap:8px;flex-wrap:wrap}
.chip{height:40px;padding:0 18px;border-radius:999px;border:1px solid var(--linea);color:var(--sec);font-weight:500;font-size:15px}
.chip em{font-style:normal;color:var(--ter);margin-left:4px}
.chip.on{background:#fff;color:#000;border-color:#fff}
.chip.on em{color:#666}
.buscar{height:40px;min-width:260px;border-radius:999px;border:1px solid var(--linea);background:var(--card);color:var(--txt);padding:0 18px;font:inherit;font-size:15px;outline:none}
.buscar:focus{border-color:rgba(201,163,90,.6)}
.rejilla{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.tarj{position:relative;border-radius:22px;background:var(--card);border:1px solid var(--linea);overflow:hidden;text-align:left;display:flex;flex-direction:column;transition:transform .25s,border-color .25s}
.tarj:hover{transform:translateY(-3px);border-color:rgba(201,163,90,.45)}
.tarj .img{position:relative;aspect-ratio:1200/630;background:#0b0b0b;overflow:hidden}
.tarj .img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.tarj:hover .img img{transform:scale(1.04)}
.tarj .dur{position:absolute;left:12px;bottom:12px;display:flex;align-items:center;gap:6px;background:rgba(0,0,0,.65);backdrop-filter:blur(8px);border-radius:999px;padding:4px 10px;font-size:12px;font-weight:600}
.tarj .txt{padding:16px 18px 20px}
.tarj .tipo{font-size:13px;font-weight:600;color:var(--oro);margin-bottom:6px}
.tarj h3{font-size:17px;font-weight:600;letter-spacing:-.02em;line-height:1.22;margin-bottom:6px}
.tarj p{font-size:14px;color:var(--sec);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.tarj .meta{display:flex;gap:14px;margin-top:12px;font-size:13px;color:var(--ter)}
.tarj.grande{grid-column:span 2;grid-row:span 2}
.tarj.grande .img{aspect-ratio:1200/630}
.tarj.grande h3{font-size:26px;letter-spacing:-.035em}
.tarj.skill{background:linear-gradient(180deg,#15120b,#0f0f10 55%);border-color:rgba(201,163,90,.22)}
.mas{display:flex;margin:30px auto 0}
.vacio{grid-column:1/-1;color:var(--sec);text-align:center;padding:60px 0}

/* bloqueados */
.bloq .tarj{pointer-events:none}
.bloq .tarj .img img{filter:blur(14px) brightness(.6);transform:scale(1.15)}
.bloq .tarj .img::after{content:"🔒";position:absolute;inset:0;display:grid;place-items:center;font-size:22px}
.bloq .tarj p{filter:blur(4px)}
.cta-final{position:relative;max-width:620px;margin:-60px auto 0;padding:34px 36px;border-radius:28px;background:radial-gradient(ellipse at 90% 0%,rgba(201,163,90,.35),transparent 60%),linear-gradient(160deg,#17130b,#060606);border:1px solid rgba(201,163,90,.35);box-shadow:0 40px 100px rgba(201,163,90,.12)}
.cta-final h3{font-size:28px;font-weight:700;letter-spacing:-.035em;margin-bottom:8px}
.cta-final p{color:var(--sec);margin-bottom:20px}
.pie{display:flex;justify-content:space-between;align-items:center;gap:40px;max-width:1280px;margin:110px auto 0;padding:40px 24px 60px;border-top:1px solid var(--linea)}
.pie img{width:56px}
.pie p{max-width:520px;color:var(--ter);font-size:13px}

/* capas (modales) */
.capa{position:fixed;inset:0;z-index:50;display:grid;place-items:center;padding:24px;background:rgba(0,0,0,.6);backdrop-filter:blur(22px);animation:entra .3s ease}
.capa[hidden]{display:none}
@keyframes entra{from{opacity:0}to{opacity:1}}
.panel{position:relative;width:min(1240px,100%);max-height:calc(100dvh - 48px);overflow:auto;border-radius:32px;background:linear-gradient(180deg,#0c0c0d,#050505);border:1px solid var(--linea);box-shadow:0 50px 120px rgba(0,0,0,.7);animation:sube .4s cubic-bezier(.2,.8,.2,1)}
@keyframes sube{from{transform:translateY(24px);opacity:0}to{transform:none;opacity:1}}

/* acceso */
.acceso{width:min(480px,100%);padding:40px 40px 34px;text-align:center;background:radial-gradient(ellipse at 50% -10%,rgba(201,163,90,.22),transparent 55%),linear-gradient(180deg,#0e0d0b,#050505)}
.acceso-logo{width:84px;margin:0 auto 6px}
.acceso h2{font-size:38px;font-weight:700;letter-spacing:-.045em;margin-bottom:8px}
.acceso .sub{color:var(--sec);margin-bottom:24px}
form label{display:block;text-align:left;font-size:14px;font-weight:500;color:var(--sec);margin-bottom:14px}
form input,form select{display:block;width:100%;height:52px;margin-top:8px;border-radius:14px;border:1px solid var(--linea);background:#151516;color:var(--txt);font:inherit;font-size:16px;padding:0 16px;outline:none}
form input:focus,form select:focus{border-color:rgba(201,163,90,.6)}
.tel{display:flex;gap:8px}
.tel select{width:118px;flex:none;appearance:none;background-image:linear-gradient(45deg,transparent 50%,#888 50%),linear-gradient(135deg,#888 50%,transparent 50%);background-position:calc(100% - 18px) 23px,calc(100% - 13px) 23px;background-size:5px 5px;background-repeat:no-repeat}
.trampa{position:absolute;left:-9999px;opacity:0;height:0}
.error{color:#FF453A;font-size:14px;min-height:20px;margin:-4px 0 10px;text-align:left}
form small{display:block;margin-top:14px;color:var(--ter);font-size:12px}

/* ficha */
.ficha{padding:22px 26px 26px}
.ficha-cab{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}
.miga{color:var(--sec);font-size:15px}
.miga b{color:var(--oro);font-weight:600}
.nav{display:flex;gap:10px}
.nav button,.quiz .x,.quiz .atras{width:46px;height:46px;border-radius:50%;border:1px solid var(--linea);font-size:20px;display:grid;place-items:center;color:var(--sec)}
.nav button:hover{color:var(--txt);border-color:rgba(255,255,255,.3)}
.ficha-cuerpo{display:grid;grid-template-columns:1.45fr 1fr;gap:30px}
.ficha-media{border-radius:18px;overflow:hidden;background:#000;aspect-ratio:16/9;border:1px solid var(--linea)}
.ficha-media iframe,.ficha-media video,.ficha-media img{width:100%;height:100%;border:0;object-fit:cover}
.ficha-texto h2{font-size:clamp(26px,2.6vw,38px);font-weight:700;letter-spacing:-.04em;line-height:1.06;margin-bottom:14px}
.ficha-texto>p{color:var(--sec);font-size:17px;margin-bottom:18px}
.ficha-acciones{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:18px}
.ficha-acciones .btn{height:44px;font-size:15px}
.ficha-cta{border-radius:22px;padding:18px;border:1px solid rgba(201,163,90,.35);background:radial-gradient(ellipse at 100% 0%,rgba(201,163,90,.18),transparent 60%),#0c0b09}
.ficha-cta p{color:var(--sec);font-size:15px;margin-bottom:14px}
.sigue{margin:26px 0 12px;color:var(--sec);font-weight:500;font-size:15px}
.sigue-lista{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.sig{display:flex;gap:14px;align-items:center;padding:10px;border-radius:16px;border:1px solid var(--linea);text-align:left}
.sig:hover{border-color:rgba(201,163,90,.45)}
.sig img{width:110px;height:66px;border-radius:10px;object-fit:cover;flex:none}
.sig b{display:block;font-size:15px;font-weight:600;letter-spacing:-.01em;line-height:1.25}
.sig span{color:var(--ter);font-size:13px}

/* quiz */
.quiz{display:grid;grid-template-columns:.85fr 1.15fr;min-height:620px;padding:0}
.quiz-izq{padding:56px 52px;background:radial-gradient(ellipse 80% 60% at 70% 0%,rgba(201,163,90,.35),transparent 60%),radial-gradient(ellipse 60% 50% at 0% 100%,rgba(201,163,90,.18),transparent 70%),#0b0906;border-right:1px solid var(--linea)}
.quiz-izq h2{font-size:clamp(30px,3vw,44px);font-weight:700;letter-spacing:-.045em;line-height:1.04;margin-bottom:18px}
.quiz-izq p{color:var(--sec);font-size:17px;margin-bottom:24px}
.quiz-izq li{list-style:none;padding-left:30px;position:relative;margin-bottom:12px;font-size:16px}
.quiz-izq li::before{content:"✓";position:absolute;left:0;color:var(--oro);font-weight:700}
.quiz-der{padding:40px 50px;display:flex;flex-direction:column}
.quiz-top{display:flex;align-items:center;gap:16px;margin-bottom:46px}
.barra{flex:1;height:4px;border-radius:4px;background:#2a2a2c;overflow:hidden}
.barra i{display:block;height:100%;width:8%;background:var(--grad);transition:width .4s}
#q-paso{color:var(--sec);font-size:15px;white-space:nowrap}
.q-tit{font-size:clamp(24px,2.4vw,34px);font-weight:700;letter-spacing:-.035em;line-height:1.12;margin-bottom:8px}
.q-sub{color:var(--sec);margin-bottom:20px}
.ops{display:flex;flex-direction:column;gap:12px;margin-top:22px}
.op{display:flex;align-items:center;gap:18px;padding:16px 18px;border-radius:16px;border:1px solid var(--linea);background:#0d0d0e;text-align:left;font-size:17px;font-weight:500;transition:border-color .2s,background .2s}
.op:hover,.op.on{border-color:rgba(201,163,90,.6);background:#14120d}
.op i{width:36px;height:36px;border-radius:10px;border:1px solid var(--linea);display:grid;place-items:center;font-style:normal;font-weight:600;font-size:14px;color:var(--sec);flex:none}
.op.on i{background:var(--grad);color:var(--sobreoro);border:0}
.agenda{flex:1;min-height:560px;border-radius:18px;overflow:hidden}
.agenda-tit{font-size:30px;font-weight:700;letter-spacing:-.035em;margin-bottom:6px}
.quiz.ancho{grid-template-columns:1fr}
.quiz.ancho .quiz-izq{display:none}

/* móvil */
@media (max-width:980px){
  .rejilla{grid-template-columns:repeat(2,1fr)}
  .dest-cuerpo{grid-template-columns:1fr;padding:28px}
  .dest-img{order:-1}
  .tabs{grid-template-columns:repeat(2,1fr)}
  .tab:nth-child(2){border-right:0}.tab:nth-child(-n+2){border-bottom:1px solid var(--linea)}
  .hero-tit,.biblio-cab{flex-direction:column;align-items:flex-start;gap:14px}
  .ficha-cuerpo{grid-template-columns:1fr}
  .sigue-lista{grid-template-columns:1fr}
  .quiz{grid-template-columns:1fr}
  .quiz-izq{display:none}
  .quiz-der{padding:26px 22px}
  .pie{flex-direction:column;align-items:flex-start}
}
@media (max-width:600px){
  .rejilla{grid-template-columns:1fr}
  .tarj.grande{grid-column:auto;grid-row:auto}
  .marca span{display:none}
  .buscar{min-width:0;width:100%}
  .capa{padding:0;place-items:end center}
  .panel{border-radius:26px 26px 0 0;max-height:94dvh}
  .acceso{padding:32px 22px 26px}
  .tab img{display:none}
}
.x-acceso{position:absolute;top:16px;right:16px;width:40px;height:40px;border-radius:50%;border:1px solid var(--linea);color:var(--sec);font-size:16px}
.acceso .sub b{color:var(--txt);font-weight:600}