/* Layout: barra mínima, héroe a dos columnas con el formulario a la vista, bandas alternas de una idea cada una. */
:root{--bg:#f6f9f8;--surface:#fff;--band:#e7f0ee;--ink:#0d2b2e;--muted:#4b6366;--line:#cfdcd9;--accent:#0e6b5a;--accent-ink:#fff;--sun:#f2c230;--bad:#a3271f;
 --serif:"Iowan Old Style","Palatino Linotype",Palatino,Georgia,serif;--sans:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
@media (prefers-color-scheme:dark){:root{--bg:#0e1716;--surface:#16211f;--band:#121d1b;--ink:#e8f0ee;--muted:#9db1ae;--line:#2a3b38;--accent:#4cc3a6;--accent-ink:#05231c;--sun:#f2c230;--bad:#f08a80;color-scheme:dark}}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.6 var(--sans)}
.wrap{max-width:1080px;margin:0 auto;padding-left:max(18px,env(safe-area-inset-left));padding-right:max(18px,env(safe-area-inset-right))}
.row{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.bar{padding:14px 0;border-bottom:1px solid var(--line)}
.brand{color:var(--ink);text-decoration:none;font-size:15px}
.brand b{font-family:var(--serif);font-size:22px;margin-right:6px}
.lang{display:flex;gap:4px}
.lang button{border:1px solid var(--line);background:none;color:var(--muted);border-radius:6px;padding:4px 10px;font:600 13px var(--sans);cursor:pointer}
.lang button[aria-pressed="true"]{background:var(--ink);color:var(--bg);border-color:var(--ink)}
:focus-visible{outline:3px solid var(--sun);outline-offset:2px}
h1,h2,h3{font-family:var(--serif);font-weight:600;text-wrap:balance;margin:0}
h1{font-size:clamp(34px,5.2vw,54px);line-height:1.08;letter-spacing:-.01em}
h2{font-size:clamp(24px,3vw,30px);margin-bottom:18px}
h3{font-size:19px;margin-bottom:6px}
p{margin:0 0 12px}
.hero{padding:48px 0 56px}
.grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:44px;align-items:start}
.eyebrow{font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);font-weight:600;margin-bottom:14px}
.lead{font-size:19px;color:var(--muted);margin:18px 0 20px;max-width:34em}
.ticks{list-style:none;padding:0;margin:0;display:grid;gap:8px}
.ticks li{padding-left:26px;position:relative}
.ticks li::before{content:"";position:absolute;left:2px;top:.55em;width:12px;height:6px;border-left:2.5px solid var(--accent);border-bottom:2.5px solid var(--accent);transform:rotate(-45deg)}
.card{background:var(--surface);border:1px solid var(--line);border-top:4px solid var(--sun);border-radius:12px;padding:24px;display:grid;gap:12px;box-shadow:0 12px 32px rgba(13,43,46,.08)}
.card h2{margin:0;font-size:24px}
.muted{color:var(--muted);margin:0;font-size:15px}
label{display:grid;gap:4px;font-size:14px;font-weight:600;min-width:0}
input,select,textarea{font:16px var(--sans);color:var(--ink);background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:10px 11px;width:100%}
textarea{resize:vertical}
.two{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.cta{background:var(--accent);color:var(--accent-ink);border:0;border-radius:8px;padding:14px 18px;font:600 17px var(--sans);cursor:pointer}
.cta:hover{filter:brightness(1.08)} .cta[disabled]{opacity:.6;cursor:default}
.status{margin:0;padding:10px 12px;border-radius:8px;background:var(--band);font-size:15px}
.status.err{color:var(--bad)}
.fine{font-size:13px;color:var(--muted);margin:0;max-width:70em}
section{padding:52px 0}
.band{background:var(--band)}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:26px 34px}
.cards article{border-top:2px solid var(--ink);padding-top:14px}
.cards p,.steps p{color:var(--muted);margin:0;font-size:16px}
.steps{list-style:none;counter-reset:s;padding:0;margin:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:30px}
.steps li{counter-increment:s}
.steps li::before{content:counter(s);display:block;font:600 40px/1 var(--serif);color:var(--accent);margin-bottom:10px}
.split{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:44px}
details{border-bottom:1px solid var(--line);padding:12px 0}
summary{cursor:pointer;font-weight:600}
details p{margin:8px 0 0;color:var(--muted);font-size:16px}
footer{padding:28px 0 40px;border-top:1px solid var(--line)}
footer .fine+.fine{margin-top:10px}
[hidden]{display:none!important}
@media (max-width:820px){.grid{grid-template-columns:1fr;gap:28px}.hero{padding:30px 0 40px}.two{grid-template-columns:1fr}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}