[hidden]{display:none!important}
@font-face{font-family:"Inter Tight";src:url(fonts/inter-tight-400.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Inter Tight";src:url(fonts/inter-tight-500.woff2) format("woff2");font-weight:500;font-display:swap}
@font-face{font-family:"Inter Tight";src:url(fonts/inter-tight-600.woff2) format("woff2");font-weight:600;font-display:swap}
@font-face{font-family:"JetBrains Mono";src:url(fonts/jetbrains-mono-500.woff2) format("woff2");font-weight:500;font-display:swap}

/* ---------- Tokens (Luciano Systems · Marca) ---------- */
:root{
  --cream:#F3F1EC; --paper:#FAF9F6; --ink:#121417; --ink2:#1A1D21;
  --line:#DCD8CF; --line-d:#2A2E34; --mut:#5E636B; --mut-d:#9AA0A8;
  --accent:#08707F; --cyan:#7FD3DF; --ok:#1E9E62;
  --sans:"Inter Tight",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"JetBrains Mono",ui-monospace,Menlo,monospace;
  --wrap:1180px; --gut:clamp(20px,4vw,40px);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
body{margin:0;background:var(--cream);color:var(--ink);font:400 17px/1.6 var(--sans);letter-spacing:-.008em;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img,svg{display:block;max-width:100%}
a{color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.dark :focus-visible{outline-color:var(--cyan)}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--gut)}
.skip{position:absolute;left:-9999px}.skip:focus{left:16px;top:16px;background:var(--ink);color:var(--cream);padding:8px 12px;z-index:9}
.dark{background:var(--ink);color:var(--cream)}
.grid-bg{background-image:radial-gradient(rgba(127,211,223,.13) 1px,transparent 1px);background-size:24px 24px}
.dots-l{background-image:radial-gradient(rgba(18,20,23,.09) 1px,transparent 1px);background-size:24px 24px}

/* ---------- Tipografía ---------- */
h1,h2,h3{font-weight:500;margin:0;text-wrap:balance}
h1{font-size:clamp(42px,6vw,78px);line-height:.98;letter-spacing:-.045em}
h2{font-size:clamp(30px,3.6vw,46px);line-height:1.02;letter-spacing:-.04em}
h3{font-size:19px;line-height:1.25;letter-spacing:-.022em}
p{text-wrap:pretty}
.two em{font-style:normal;color:#80858D;text-decoration:underline;text-decoration-color:var(--accent);text-decoration-thickness:.07em;text-underline-offset:.13em;text-decoration-skip-ink:none}
.dark .two em{color:#8B9199;text-decoration-color:var(--cyan)}
.mono,.eb,.btn,.chip{font-family:var(--mono);font-weight:500;text-transform:uppercase;letter-spacing:.11em;font-size:12px;line-height:1.2}
.eb{display:flex;align-items:center;gap:10px;color:var(--mut);margin:0 0 20px}
.eb::before{content:"";width:8px;height:8px;background:var(--accent);flex:none}
.dark .eb{color:var(--mut-d)}.dark .eb::before{background:var(--cyan)}
.lead{font-size:clamp(18px,1.6vw,20px);line-height:1.5;color:var(--mut);max-width:34em;margin:24px 0 0}
.dark .lead{color:#B4BAC1}
.mut{color:var(--mut)}.dark .mut{color:var(--mut-d)}

/* ---------- Botones ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:50px;padding:0 22px;border:1px solid var(--ink);background:var(--ink);color:var(--cream);text-decoration:none;cursor:pointer;white-space:nowrap;transition:background .15s,border-color .15s,color .15s}
.btn .ar{transition:transform .15s}
.btn.ac{background:var(--accent);border-color:var(--accent);color:#fff}
.btn.gh{background:transparent;color:var(--ink);border-color:#BDB8AD}
.btn.sm{min-height:40px;padding:0 16px;font-size:11px}
.dark .btn{background:var(--cream);color:var(--ink);border-color:var(--cream)}
.dark .btn.gh{background:transparent;color:var(--cream);border-color:#3A3F46}
.dark .btn.ac{background:var(--cyan);border-color:var(--cyan);color:var(--ink)}
@media (hover:hover){
  .btn:hover{background:var(--accent);border-color:var(--accent);color:#fff}
  .dark .btn:hover{background:var(--cyan);border-color:var(--cyan);color:var(--ink)}
  .btn:hover .ar{transform:translate(2px,-2px)}
}
.btn[disabled]{opacity:.6;cursor:default}
.chip{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line);padding:6px 10px;font-size:11px;color:var(--mut)}
.dark .chip{border-color:var(--line-d);color:var(--mut-d)}
.chip i{width:6px;height:6px;background:var(--accent)}.dark .chip i{background:var(--cyan)}

/* ---------- Cabecera ---------- */
.top{position:sticky;top:0;z-index:20;background:rgba(243,241,236,.92);-webkit-backdrop-filter:saturate(1.4) blur(10px);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;height:68px;gap:16px}
.brand{display:flex;align-items:center;gap:10px;font:600 19px/1 var(--sans);letter-spacing:-.03em;text-decoration:none;white-space:nowrap}
.brand em{font-style:normal;color:var(--accent)}
.brand .sep{width:1px;height:20px;background:var(--line);margin:0 4px}
.brand .sub{font:500 15px/1 var(--sans);color:var(--mut);letter-spacing:-.01em}
.nav{display:flex;align-items:center;gap:28px}
.nav a.lnk{font-size:15px;text-decoration:none;color:var(--mut);letter-spacing:-.01em}
@media (hover:hover){.nav a.lnk:hover{color:var(--ink)}}
.btn .s{display:none}
@media (max-width:820px){.nav a.lnk{display:none}}
@media (max-width:560px){.brand .sep,.brand .sub{display:none}.top .btn .l{display:none}.top .btn .s{display:inline}}

/* ---------- Hero ---------- */
.hero{padding:clamp(56px,8vw,104px) 0 clamp(56px,7vw,96px);border-bottom:1px solid var(--line-d)}
.hero .wrap{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:clamp(40px,6vw,88px);align-items:center}
@media (max-width:960px){.hero .wrap{grid-template-columns:1fr}}
.acts{display:flex;flex-wrap:wrap;gap:12px;margin-top:36px}
.meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:28px}

/* Ruta del curso (el elemento protagonista) */
.route{position:relative;background:var(--ink2);border:1px solid var(--line-d);padding:26px 26px 18px;overflow:hidden}
.route-h{display:flex;justify-content:space-between;align-items:center;gap:12px;padding-bottom:18px;border-bottom:1px solid var(--line-d)}
.route-h b{font:500 15px/1.2 var(--sans);letter-spacing:-.01em}
.route ol{list-style:none;margin:0;padding:8px 0 0;position:relative}
.route ol::before{content:"";position:absolute;left:8px;top:28px;bottom:28px;width:1px;background:var(--line-d)}
.route li a{display:grid;grid-template-columns:17px 1fr auto;gap:18px;align-items:center;padding:12px 0;text-decoration:none;position:relative}
.route .nd{width:17px;height:17px;border:1px solid #4A5059;background:var(--ink2);display:grid;place-items:center;position:relative;z-index:1}
.route .nd svg{opacity:0}
.route li:first-child .nd{border-color:var(--cyan)}
.route li.done .nd{background:var(--ok);border-color:var(--ok)}.route li.done .nd svg{opacity:1}
.route .t{font-size:16px;line-height:1.3;letter-spacing:-.015em;color:#E6E3DC}
.route .t small{display:block;font:500 11px/1.4 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--mut-d);margin-bottom:2px}
.route .m{font:500 11px/1 var(--mono);letter-spacing:.08em;color:var(--mut-d)}
@media (hover:hover){.route li a:hover .t{color:var(--cyan)}}
.route .scan{position:absolute;left:0;right:0;top:0;height:1px;background:linear-gradient(90deg,transparent,var(--cyan) 30%,var(--cyan) 70%,transparent);opacity:.75;animation:scan 5.5s cubic-bezier(.5,0,.5,1) 1.2s infinite;pointer-events:none}
@keyframes scan{0%{transform:translateY(0);opacity:0}8%{opacity:.75}85%{opacity:.75}100%{transform:translateY(520px);opacity:0}}
.route-f{display:flex;align-items:center;gap:14px;margin-top:10px;padding-top:16px;border-top:1px solid var(--line-d)}

/* Progreso */
.bar{flex:1;height:4px;background:var(--line);position:relative;min-width:80px}
.bar i{position:absolute;inset:0 auto 0 0;width:0;background:var(--accent);transition:width .4s}
.dark .bar,.route .bar,.side .bar{background:var(--line-d)}
.dark .bar i,.route .bar i{background:var(--cyan)}
.side .bar{background:var(--line)}.side .bar i{background:var(--accent)}

/* ---------- Secciones ---------- */
.sec{padding:clamp(72px,9vw,120px) 0}
.sec + .sec.cont{padding-top:0}
.sec-h{display:flex;justify-content:space-between;align-items:end;gap:28px;flex-wrap:wrap;margin-bottom:44px}
.sec-h p{margin:14px 0 0;color:var(--mut);max-width:30em}
.split{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(36px,6vw,96px);align-items:start}
@media (max-width:900px){.split{grid-template-columns:1fr}}

/* Resultados */
.outs{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line);border-left:1px solid var(--line)}
.outs div{padding:28px 28px 30px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--paper)}
.outs .ic{width:28px;height:28px;border:1px solid var(--accent);display:grid;place-items:center;margin-bottom:22px}
.outs .ic::after{content:"";width:8px;height:8px;background:var(--accent)}
.outs p{margin:8px 0 0;color:var(--mut);font-size:15.5px;line-height:1.55}
@media (max-width:620px){.outs{grid-template-columns:1fr}}

/* Temario */
.syl{list-style:none;margin:0;padding:0;border-top:1px solid var(--ink)}
.syl li{border-bottom:1px solid var(--line)}
.syl a{display:grid;grid-template-columns:72px minmax(0,1fr) 200px;gap:24px;align-items:center;padding:28px 12px 28px 0;text-decoration:none;transition:background .15s}
.syl .n{font:500 34px/1 var(--sans);letter-spacing:-.04em;color:#B6B1A6;font-variant-numeric:tabular-nums}
.syl h3{font-size:21px}
.syl p{margin:6px 0 0;color:var(--mut);font-size:15.5px;line-height:1.5;max-width:40em}
.syl .st{display:flex;align-items:center;justify-content:flex-end;gap:14px;font:500 11px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--mut)}
.syl .res-i{display:inline-flex;align-items:center;gap:6px;color:var(--accent)}
.chk{width:22px;height:22px;border:1px solid #BDB8AD;display:grid;place-items:center;flex:none;background:var(--paper)}
.chk svg{opacity:0}
.done .chk{background:var(--ok);border-color:var(--ok)}.done .chk svg{opacity:1}
.syl .done .n{color:var(--ok)}
@media (hover:hover){.syl a:hover{background:var(--paper)}.syl a:hover h3{color:var(--accent)}}
@media (max-width:760px){.syl a{grid-template-columns:44px minmax(0,1fr);gap:14px;padding:22px 0}.syl .n{font-size:24px}.syl .st{grid-column:2;justify-content:flex-start}.syl h3{font-size:19px}}

/* Quién enseña */
.who{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);border:1px solid var(--line);background:var(--paper)}
.who-v{background:var(--ink);color:var(--cream);padding:40px;display:flex;flex-direction:column;justify-content:space-between;gap:48px;min-height:340px}
.who-v .mk{width:96px;height:96px;color:var(--cream)}
.who-v .mk svg{width:96px;height:96px}
.who-v b{display:block;font:500 28px/1.05 var(--sans);letter-spacing:-.035em}
.who-v span{display:block;margin-top:8px}
.who-t{padding:clamp(28px,4vw,48px)}
.who-t p{margin:18px 0 0;color:var(--mut);max-width:36em}
.who-t .tags{display:flex;flex-wrap:wrap;gap:8px;margin:26px 0 30px}
@media (max-width:860px){.who{grid-template-columns:1fr}.who-v{min-height:0;flex-direction:row;align-items:center;gap:24px;padding:28px}.who-v .mk,.who-v .mk svg{width:64px;height:64px}}

/* Preguntas */
.faq{border-top:1px solid var(--ink)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:20px;padding:24px 0;font:500 19px/1.3 var(--sans);letter-spacing:-.02em}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";width:14px;height:14px;flex:none;background:linear-gradient(var(--ink),var(--ink)) center/14px 1.5px no-repeat,linear-gradient(var(--ink),var(--ink)) center/1.5px 14px no-repeat;transition:transform .2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{margin:-6px 0 24px;color:var(--mut);max-width:40em}
@media (hover:hover){.faq summary:hover{color:var(--accent)}}

/* Registro */
.reg{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(36px,6vw,88px);align-items:start}
@media (max-width:900px){.reg{grid-template-columns:1fr}}
.panel{background:var(--ink2);border:1px solid var(--line-d);padding:clamp(24px,3vw,36px)}
.f{display:flex;flex-direction:column;gap:8px;margin-bottom:16px}
label{font-size:14px;color:#C9CDD2;letter-spacing:-.005em}
label small{color:var(--mut-d);font-size:13px}
input{font:inherit;font-size:16px;padding:12px 14px;border:1px solid #343940;background:var(--ink);color:var(--cream);border-radius:0;min-height:50px;transition:border-color .15s}
input::placeholder{color:#5F656D}
input:focus{outline:none;border-color:var(--cyan)}
input[aria-invalid=true]{border-color:#E0B25B}
.panel .btn{width:100%;margin-top:6px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.msg{min-height:22px;margin:14px 0 0;font-size:15px;color:#B4BAC1}
.msg:empty{display:none}
.msg.ok{color:#6FD3A0}.msg.err{color:#E0B25B}
.msg a{color:var(--cyan)}
.fine{font-size:13px;color:var(--mut-d);margin:16px 0 0}
.bul{list-style:none;padding:0;margin:30px 0 0}
.bul li{display:flex;gap:12px;align-items:baseline;padding:10px 0;border-top:1px solid var(--line-d);color:#C9CDD2;font-size:16px}
.bul li::before{content:"";width:7px;height:7px;background:var(--cyan);flex:none;transform:translateY(-2px)}

/* ---------- Lección ---------- */
.l-head{padding:clamp(28px,4vw,48px) 0 0}
.crumb{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:14px;color:var(--mut);margin:0 0 36px}
.crumb a{text-decoration:none}.crumb a:hover{color:var(--ink)}
.crumb span[aria-hidden]{color:#B6B1A6}
.lesson{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:clamp(40px,5vw,72px);padding-bottom:clamp(72px,9vw,112px);align-items:start}
@media (max-width:980px){.lesson{grid-template-columns:1fr}}
.lesson h1{font-size:clamp(34px,4.4vw,56px);line-height:1.02}
.lesson .lead{max-width:30em}
.video{position:relative;aspect-ratio:16/9;background:var(--ink);margin:40px 0 0;overflow:hidden}
.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.poster{position:absolute;inset:0;color:var(--cream);padding:clamp(18px,3vw,32px);display:flex;flex-direction:column;justify-content:space-between}
.poster .big{font:500 clamp(84px,15vw,190px)/.8 var(--sans);letter-spacing:-.06em;color:transparent;-webkit-text-stroke:1px #3A4048;position:absolute;right:clamp(14px,3vw,30px);bottom:clamp(10px,2vw,22px)}
.poster .row{display:flex;justify-content:space-between;align-items:center;gap:12px;position:relative}
.poster b{font:500 clamp(18px,2.2vw,26px)/1.15 var(--sans);letter-spacing:-.03em;max-width:15em;position:relative}
.poster p{margin:8px 0 0;color:var(--mut-d);font-size:14px;position:relative}
.keys{margin:28px 0 0;border:1px solid var(--line);border-top:2px solid var(--accent);background:var(--paper);padding:22px 26px}
.keys h2{font:500 15px/1.2 var(--sans);letter-spacing:-.01em;margin:0 0 12px}
.keys ul{list-style:none;margin:0;padding:0;counter-reset:k}
.keys li{counter-increment:k;display:grid;grid-template-columns:26px 1fr;gap:8px;padding:8px 0;border-top:1px solid var(--line);font-size:16px;line-height:1.5}
.keys li::before{content:counter(k);font:500 12px/1.6 var(--mono);color:var(--accent)}
.body{max-width:40em;margin-top:44px}
.body h2{font-size:clamp(24px,2.4vw,30px);line-height:1.15;letter-spacing:-.03em;margin:52px 0 14px}
.body h2:first-child{margin-top:0}
.body p{margin:0 0 18px;font-size:18px;line-height:1.65}
.body ul{padding-left:0;list-style:none;margin:4px 0 22px}
.body li{position:relative;padding-left:24px;margin-bottom:12px;font-size:18px;line-height:1.6}
.body li::before{content:"";position:absolute;left:2px;top:.66em;width:7px;height:7px;background:var(--accent)}
.body strong{font-weight:600}
.body em{color:var(--mut)}
.ex{margin:52px 0 0;background:var(--ink);color:var(--cream);padding:clamp(24px,3vw,36px);position:relative}
.ex .eb{margin-bottom:14px}
.ex h2{margin:0 0 12px!important;color:var(--cream)}
.ex p{color:#C9CDD2;margin:0}
.res{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;border:1px solid var(--line);background:var(--paper);padding:20px 22px;margin:20px 0 0;max-width:40em}
.res .fi{display:flex;align-items:center;gap:16px}
.res .doc{width:40px;height:48px;border:1px solid var(--accent);position:relative;flex:none;background:var(--cream)}
.res .doc::before{content:"";position:absolute;left:8px;right:8px;top:12px;height:1px;background:var(--accent);box-shadow:0 7px 0 var(--accent),0 14px 0 var(--accent),0 21px 0 #9CC7CD}
.res b{display:block;font-weight:500;font-size:17px;letter-spacing:-.015em}
.res small{color:var(--mut);font-size:14px}
.done-row{display:flex;gap:16px;flex-wrap:wrap;align-items:center;margin-top:44px;padding-top:28px;border-top:1px solid var(--line);max-width:40em}
.done-row p{margin:0;font-size:14px;color:var(--mut)}
.btn.is-done{background:var(--ok);border-color:var(--ok);color:#fff}
.btn #mk-ic{opacity:.35}.btn.is-done #mk-ic{opacity:1}
.pn{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:28px;max-width:40em}
.pn a{border:1px solid var(--line);padding:18px 20px;text-decoration:none;display:block;font-size:16px;line-height:1.35;letter-spacing:-.01em;transition:border-color .15s,background .15s}
.pn a .mono{color:var(--mut);font-size:11px;display:block;margin-bottom:8px}
.pn a.nx{text-align:right;grid-column:2}
.pn a.go{background:var(--ink);color:var(--cream);border-color:var(--ink)}.pn a.go .mono{color:var(--cyan)}
@media (hover:hover){.pn a:hover{border-color:var(--accent);background:var(--paper)}.pn a.go:hover{background:var(--accent);border-color:var(--accent)}.pn a.go:hover .mono{color:#fff}}
@media (max-width:620px){.pn{grid-template-columns:1fr}.pn a.nx{grid-column:1}}

aside.side{position:sticky;top:92px}
@media (max-width:980px){aside.side{position:static}}
.side-c{border:1px solid var(--line);background:var(--paper);padding:22px}
.side-h{display:flex;justify-content:space-between;align-items:baseline;gap:12px}
.side-h b{font:500 16px/1.2 var(--sans);letter-spacing:-.015em}
.side .prog{display:flex;align-items:center;gap:12px;margin:14px 0 8px}
.mini{list-style:none;margin:0;padding:0}
.mini li{border-top:1px solid var(--line)}
.mini a{display:grid;grid-template-columns:24px 1fr 20px;gap:10px;align-items:start;padding:12px 0;text-decoration:none;font-size:14.5px;line-height:1.35;letter-spacing:-.01em}
.mini .n{font:500 11px/1.7 var(--mono);color:var(--mut)}
.mini .chk{width:18px;height:18px}
.mini a[aria-current=page]{color:var(--accent);font-weight:500}
.mini a[aria-current=page] .n{color:var(--accent)}
@media (hover:hover){.mini a:hover{color:var(--accent)}}
.side-cta{margin-top:14px;background:var(--ink);color:var(--cream);padding:22px}
.side-cta b{display:block;font:500 18px/1.2 var(--sans);letter-spacing:-.025em}
.side-cta p{margin:8px 0 16px;font-size:14.5px;color:#B4BAC1;line-height:1.5}
.side-cta .btn{width:100%}

/* ---------- Pie ---------- */
footer{padding:44px 0 36px;font-size:14px;color:var(--mut-d);border-top:1px solid var(--line-d)}
footer .wrap{display:grid;grid-template-columns:1fr auto;gap:28px;align-items:end}
footer .brand{color:var(--cream)}footer .brand em{color:var(--cyan)}
footer p{margin:12px 0 0}
footer nav{display:flex;gap:22px;flex-wrap:wrap}
footer a{color:#D5D8DC;text-decoration:none}
@media (hover:hover){footer nav a:hover{color:var(--cyan)}}
@media (max-width:700px){footer .wrap{grid-template-columns:1fr}}
/* ajustes */
.l-head{padding-left:var(--gut);padding-right:var(--gut)}
.body .ex .eb{font-size:12px;line-height:1.2;margin:0 0 14px;color:var(--mut-d)}
.body .ex p{font-size:17.5px;color:#C9CDD2}
.body .ex p:last-child{margin-bottom:0}
#temario{padding-bottom:clamp(72px,8vw,104px)}
@media (max-width:600px){
  .poster .big{font-size:76px;top:14px;bottom:auto;right:16px}
  .acts .btn{flex:1 1 100%}
  .route{padding:20px 18px 14px}
}
@media (max-width:760px){.syl a{align-items:start}.syl .n{padding-top:2px}}

/* =================== Cuentas =================== */
.wide{width:100%}
.demo-bar{margin:0;background:var(--accent);color:#fff;font-size:13px;text-align:center;padding:7px 16px}
.acct{display:flex;align-items:center;gap:22px;visibility:hidden}
.ready .acct{visibility:visible}
.acct .in-l{display:inline}
@media (max-width:560px){.acct .in-l{display:inline!important;font-size:14px}.acct{gap:14px}}
.who-btn{position:relative}
.av{display:flex;align-items:center;gap:10px;background:none;border:1px solid var(--line);padding:5px 12px 5px 5px;cursor:pointer;font:500 15px/1 var(--sans);color:var(--ink);letter-spacing:-.01em;min-height:42px}
.av .ini{width:30px;height:30px;background:var(--accent);color:#fff;display:grid;place-items:center;font:600 12px/1 var(--sans);letter-spacing:.02em}
@media (hover:hover){.av:hover{border-color:var(--accent)}}
@media (max-width:560px){.av .nm{display:none}}
.menu{position:absolute;right:0;top:calc(100% + 8px);min-width:240px;background:var(--paper);border:1px solid var(--line);box-shadow:0 12px 32px -12px rgba(18,20,23,.25);padding:6px;z-index:30}
.menu-h{padding:10px 12px 12px;border-bottom:1px solid var(--line);margin-bottom:6px}
.menu-h b{display:block;font-weight:500;font-size:15px}.menu-h span{font-size:13px;color:var(--mut);word-break:break-all}
.menu a,.menu button{display:block;width:100%;text-align:left;padding:10px 12px;font:400 15px/1.2 var(--sans);color:var(--ink);text-decoration:none;background:none;border:0;cursor:pointer}
@media (hover:hover){.menu a:hover,.menu button:hover{background:var(--cream);color:var(--accent)}}
.menu button{border-top:1px solid var(--line);margin-top:6px;color:var(--mut)}

/* candados */
.lk{display:none}
.locked .chk .ck,.locked .nd .ck{display:none}
.locked .lk{display:block}
.syl .locked .chk{border-color:transparent;background:transparent;color:#9A958A}
.route .nd .lk{color:#6A7078}
.route li.locked .nd{border-color:#3A3F46}
.mini .locked .chk{border-color:transparent;background:transparent;color:#A9A498}
.syl .free{color:var(--ok)}
.p-list .chk .lk{display:none}

/* puerta de la lección 1 */
.gate{margin-top:36px;padding:clamp(24px,3vw,34px);display:grid;grid-template-columns:1fr auto;gap:24px;align-items:end;max-width:40em}
.gate h2{font-size:clamp(22px,2.4vw,28px);line-height:1.15;letter-spacing:-.03em;margin:0}
.gate p:not(.eb){margin:10px 0 0;color:#B4BAC1;font-size:16px}
.gate-a{display:flex;flex-direction:column;gap:12px;align-items:stretch}
.lnk-d{color:var(--cyan);font-size:15px;text-align:center}
@media (max-width:640px){.gate{grid-template-columns:1fr}}

/* páginas de acceso */
.auth{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);min-height:calc(100vh - 69px)}
.auth-side{padding:clamp(32px,5vw,64px);display:flex;flex-direction:column;justify-content:space-between;gap:40px}
.auth-side h2{font-size:clamp(32px,3.4vw,46px)}
.auth-main{display:grid;place-items:center;padding:clamp(32px,6vw,80px) var(--gut)}
.auth-box{width:100%;max-width:440px}
.auth-box h1{font-size:clamp(32px,3.4vw,42px);line-height:1.05;letter-spacing:-.04em}
.auth-box .lead{font-size:17px;margin:12px 0 30px}
.alt{margin:26px 0 0;padding-top:22px;border-top:1px solid var(--line);font-size:15px;color:var(--mut)}
.alt a,.row-r a,.fine a{color:var(--accent);font-weight:500}
.row-r{text-align:right;margin:-4px 0 18px;font-size:14px}
.steps{list-style:none;margin:28px 0 0;padding:0}
.steps li{display:flex;gap:14px;padding:11px 0;border-top:1px solid var(--line-d);color:#C9CDD2;font-size:15.5px}
.steps span{font:500 11px/1.9 var(--mono);color:var(--cyan)}
@media (max-width:860px){.auth{grid-template-columns:1fr;min-height:0}.auth-side{order:2;padding:32px var(--gut)}.auth-side .steps,.auth-side .bul{display:none}}

/* formularios claros */
.form.light label{color:var(--ink);font-size:14px;font-weight:500;display:flex;justify-content:space-between;gap:8px}
.form.light label small,.form.light label em{font-weight:400;color:var(--mut);font-style:normal;font-size:13px}
.form.light input:not([type=checkbox]){background:#fff;border-color:#CFCAC0;color:var(--ink)}
.form.light input::placeholder{color:#A09B91}
.form.light input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(8,112,127,.12)}
.form.light input[aria-invalid=true]{border-color:#C2410C;box-shadow:0 0 0 3px rgba(194,65,12,.1)}
.pw{position:relative;display:flex}
.pw input{flex:1;padding-right:86px}
.pw-t{position:absolute;right:6px;top:50%;transform:translateY(-50%);background:none;border:0;font:500 11px/1 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--mut);padding:10px 8px;cursor:pointer}
.pw-t:hover{color:var(--accent)}
.fine-l{font-size:13px;color:var(--mut);margin:14px 0 0;line-height:1.5}
.auth .msg,.p-card .msg{color:var(--mut)}
.auth .msg.err,.p-card .msg.err,.light ~ .msg.err{color:#B4410E}
.auth .msg.ok,.p-card .msg.ok{color:var(--ok)}
.auth .msg a{color:var(--accent)}
.cb{display:flex!important;align-items:center;gap:10px;font-weight:400!important;margin:4px 0 16px;cursor:pointer}
.cb input{width:18px;height:18px;accent-color:var(--accent)}

/* panel */
.pn-wrap{padding-top:clamp(32px,4vw,56px);padding-bottom:clamp(64px,8vw,104px)}
.welcome{background:#E5F3EC;border:1px solid #B9DFCB;color:#14532D;padding:14px 18px;margin-bottom:28px;font-size:15.5px}
.welcome b{font-weight:600}
.p-head{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:40px;align-items:end;margin-bottom:36px}
.p-head h1{font-size:clamp(36px,4.6vw,58px);line-height:1;letter-spacing:-.045em}
.p-head .lead{margin-top:14px}
.p-prog{background:var(--ink);color:var(--cream);padding:24px}
.pp-top{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:14px}
.pct{font:500 46px/1 var(--sans);letter-spacing:-.05em}
.p-prog .bar{background:var(--line-d);margin-bottom:20px}.p-prog .bar i{background:var(--cyan)}
.p-prog .btn{background:var(--cream);color:var(--ink);border-color:var(--cream)}
@media (hover:hover){.p-prog .btn:hover{background:var(--cyan);border-color:var(--cyan);color:var(--ink)}}
@media (max-width:900px){.p-head{grid-template-columns:1fr;gap:24px}}
.p-grid{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:20px;align-items:start}
@media (max-width:980px){.p-grid{grid-template-columns:1fr}}
.p-col{display:flex;flex-direction:column;gap:20px}
.p-card{background:var(--paper);border:1px solid var(--line);padding:clamp(20px,2.4vw,28px)}
.p-card h2{font-size:21px;line-height:1.2;letter-spacing:-.025em}
.p-card h3{margin-bottom:18px}
.p-card.dark{background:var(--ink);border-color:var(--ink)}
.p-card.dark p{margin:10px 0 18px;font-size:15px}
.pc-h{display:flex;justify-content:space-between;align-items:baseline;gap:12px;flex-wrap:wrap;margin-bottom:12px}
.p-list{list-style:none;margin:0;padding:0}
.p-list li{border-top:1px solid var(--line)}
.p-list a{display:grid;grid-template-columns:40px 1fr auto 22px;gap:14px;align-items:center;padding:16px 4px;text-decoration:none}
.p-list .n{font:500 12px/1 var(--mono);color:var(--mut)}
.p-list .t{font-size:16.5px;letter-spacing:-.015em;line-height:1.3}
.p-list .t small{display:block;font-size:13px;color:var(--mut);margin-top:3px}
.s-done,.s-todo{font:500 11px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase}
.s-todo{color:var(--mut)}.s-done{color:var(--ok);display:none}
.p-list .done .s-done{display:inline}.p-list .done .s-todo{display:none}
@media (hover:hover){.p-list a:hover .t{color:var(--accent)}}
@media (max-width:520px){.p-list a{grid-template-columns:30px 1fr 22px}.s-done,.s-todo{display:none!important}}
.anchor{position:relative;top:-100px}
.cert-card{text-align:left}
.cert-ic{width:44px;height:44px;border:1px solid var(--line);display:grid;place-items:center;margin-bottom:16px;color:#B6B1A6}
.cert-card.ready .cert-ic{border-color:var(--accent);color:var(--accent)}
.cert-card p{margin:8px 0 18px;font-size:15px}
#cert-lock{display:flex;align-items:center;gap:8px;margin:0}
#cert-lock svg{display:block}
.files{list-style:none;margin:0;padding:0}
.files li{border-top:1px solid var(--line)}
.files a{display:grid;grid-template-columns:28px 1fr auto;gap:14px;align-items:center;padding:13px 0;text-decoration:none;font-size:15px;line-height:1.3}
.files small{display:block;color:var(--mut);font-size:12.5px;margin-top:2px}
.files .doc{width:24px;height:30px;border:1px solid var(--accent);position:relative;background:var(--cream)}
.files .doc::before{content:"";position:absolute;left:5px;right:5px;top:8px;height:1px;background:var(--accent);box-shadow:0 5px 0 var(--accent),0 10px 0 #9CC7CD}
@media (hover:hover){.files a:hover{color:var(--accent)}}
.acct-sec{margin-top:clamp(56px,7vw,88px);padding-top:clamp(40px,5vw,56px);border-top:1px solid var(--line)}
.acct-sec h2{font-size:clamp(26px,2.8vw,34px)}
.acct-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
@media (max-width:820px){.acct-grid{grid-template-columns:1fr}}
.acct-foot{display:flex;justify-content:space-between;align-items:start;gap:20px;flex-wrap:wrap;margin-top:20px}
.danger summary{cursor:pointer;color:#B4410E;font-size:15px;padding:10px 0;list-style:none}
.danger summary::-webkit-details-marker{display:none}
.danger[open]>div{border:1px solid #E8C4B0;background:#FBF1EB;padding:20px;margin-top:8px;max-width:420px}
.danger p{margin:0 0 14px;font-size:15px}
.danger-b{background:#B4410E;border-color:#B4410E}
@media (hover:hover){.danger-b:hover{background:#8F330B;border-color:#8F330B}}

/* certificado */
.cert-wrap{padding-top:32px;padding-bottom:80px}
.cert-acts{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;margin-bottom:24px}
.cert-acts>div{display:flex;gap:10px;flex-wrap:wrap}
.lnk-b{color:var(--mut);text-decoration:none;font-size:15px}.lnk-b:hover{color:var(--accent)}
.cert{background:var(--paper);border:1px solid var(--line);padding:14px;aspect-ratio:1.414/1;max-width:1000px;margin:0 auto}
.cert-in{height:100%;border:1px solid var(--ink);padding:clamp(22px,4.5%,56px);display:flex;flex-direction:column;justify-content:space-between;background-color:var(--cream);background-image:radial-gradient(rgba(18,20,23,.07) 1px,transparent 1px)}
.c-top{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.c-top .mono{color:var(--mut);font-size:11px}
.c-name{font:500 clamp(34px,6vw,68px)/1 var(--sans);letter-spacing:-.045em;margin:14px 0 18px;text-decoration:underline;text-decoration-color:var(--accent);text-decoration-thickness:3px;text-underline-offset:.14em}
.c-txt{font-size:clamp(15px,1.8vw,20px);max-width:32em;color:#33373D;margin:0}
.c-txt b{font-weight:600}
.c-mid .mono{font-size:12px}
.c-bot{display:grid;grid-template-columns:repeat(4,auto);gap:18px 28px;align-items:end;justify-content:space-between;border-top:1px solid var(--line);padding-top:18px}
.c-bot span{display:block;font-size:10.5px;margin-bottom:4px}
.c-bot b{font-weight:500;font-size:clamp(12px,1.4vw,15px);letter-spacing:-.01em}
.sig{text-align:right}.sig-l{display:block;width:150px;height:1px;background:var(--ink);margin:0 0 8px auto}
@media (max-width:640px){.cert{aspect-ratio:auto}.c-bot{grid-template-columns:1fr 1fr}.sig{text-align:left}.sig-l{margin-left:0}}
@media print{
  @page{size:A4 landscape;margin:0}
  body{background:#fff}
  .top,footer,.no-print,.demo-bar,.skip{display:none!important}
  .cert-wrap{padding:0;max-width:none}
  .cert{border:0;padding:8mm;width:297mm;height:210mm;max-width:none;aspect-ratio:auto}
  .cert-in{-webkit-print-color-adjust:exact;print-color-adjust:exact}
}

/* verificar */
.narrow{max-width:720px}
.h-md{font-size:clamp(34px,4.4vw,52px);line-height:1.02;letter-spacing:-.04em}
.v-form{display:flex;gap:12px;align-items:end;margin-top:32px}
.v-form .f{flex:1;margin:0}
.v-form input{text-transform:uppercase;font-family:var(--mono);letter-spacing:.08em}
.v-out{margin-top:24px}
.v-out.ok{border:1px solid #B9DFCB;border-left:3px solid var(--ok);background:#F1F8F4;padding:22px 24px}
.v-out.ok .eb{color:var(--ok);margin-bottom:10px}.v-out.ok .eb::before{background:var(--ok)}
.v-out b{display:block;font:500 28px/1.1 var(--sans);letter-spacing:-.03em}
.v-out span{display:block;margin-top:8px;color:#33373D}
.v-out small{display:block;margin-top:12px;color:var(--mut)}
.v-out.err{color:#B4410E}
@media (max-width:520px){.v-form{flex-direction:column;align-items:stretch}}

/* admin */
.a-acts{display:flex;justify-content:flex-end}
.kpis{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);background:var(--paper);margin-bottom:20px}
.kpis div{padding:20px 22px;border-right:1px solid var(--line)}.kpis div:last-child{border-right:0}
.kpis b{display:block;font:500 36px/1 var(--sans);letter-spacing:-.04em;margin-top:10px}
@media (max-width:760px){.kpis{grid-template-columns:1fr 1fr}.kpis div:nth-child(2){border-right:0}.kpis div:nth-child(-n+2){border-bottom:1px solid var(--line)}}
.search{font:inherit;font-size:15px;padding:10px 12px;border:1px solid #CFCAC0;background:#fff;min-width:min(340px,100%);flex:1;max-width:420px;border-radius:0}
.search:focus{outline:none;border-color:var(--accent)}
.t-scroll{overflow-x:auto;margin:0 -4px}
table{width:100%;border-collapse:collapse;font-size:14.5px;min-width:760px}
th{text-align:left;font:500 11px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--mut);padding:12px 10px;border-bottom:1px solid var(--ink)}
td{padding:14px 10px;border-bottom:1px solid var(--line);vertical-align:middle}
td b{display:block;font-weight:500}td span{color:var(--mut);font-size:13px}
td .mono{font-size:11px;margin-left:8px}
.mini-bar{display:inline-block;vertical-align:middle;width:80px;height:4px;background:var(--line);position:relative}
.mini-bar i{position:absolute;inset:0 auto 0 0;background:var(--accent)}
.tag-ok{color:var(--ok)!important;font:500 11px/1 var(--mono)!important;letter-spacing:.1em;text-transform:uppercase}
.lnk-btn{background:none;border:0;color:var(--accent);cursor:pointer;font:inherit;font-size:13.5px;padding:4px 0;text-decoration:underline;text-underline-offset:3px}
.empty{text-align:center;color:var(--mut);padding:36px 10px}
.a-link{margin-bottom:20px;border-left:3px solid var(--accent)}
.a-link p{margin:6px 0 14px;font-size:14.5px}
.a-link-r{display:flex;gap:10px}
.a-link-r input{flex:1;font:13px/1 var(--mono);padding:10px 12px;border:1px solid #CFCAC0;background:#fff;color:var(--ink);min-height:40px}
.panel .bul{margin:0 0 24px}
.panel .bul li:first-child{border-top:0}
.panel .fine a{color:var(--cyan)}
.brand svg{flex:none}
.locked .chk .lk,.locked .nd .lk{opacity:1}