:root{
  --bg:#FFFFFF; --card:#F5F5F5; --ink:#0A0A0A; --ink2:#6E6E6E; --line:#E2E2E2;
  --accent:#0A0A0A; --hueco:#FFE9A8;
  /* Color de marca (bermellón): el logo y algún detalle (iconos, pasos,
     el botón principal) */
  --marca:#E5482A;
  /* Tarjetas planas, como en la app y en la web de Apple */
  --shadow:none;
}
@media (prefers-color-scheme: dark){
  :root{
    --bg:#0A0A0A; --card:#171717; --ink:#FFFFFF; --ink2:#9A9A9A; --line:#2A2A2A;
    --accent:#FFFFFF; --hueco:#5A4A12;
    --shadow:none;
  }
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}
body{margin:0;background:var(--bg);color:var(--ink);
  font:17px/1.6 -apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  -webkit-font-smoothing:antialiased}
a{color:var(--accent);text-decoration:underline;text-underline-offset:2px}
nav a,.brand,.pill,.toc a,footer a{text-decoration:none}
a:hover{text-decoration:underline}
/* Con teclado se ve dónde estás (como en las webs de Apple); con el ratón, no */
:focus-visible{outline:2px solid var(--marca);outline-offset:3px;border-radius:6px}
.pill:focus-visible,.card:focus-visible{border-radius:999px}
summary:focus-visible{border-radius:6px}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
/* Textos largos: índice a la izquierda en ordenador */
.toc{display:none}
.toc-m{background:var(--card);border-radius:18px;padding:14px 18px;margin:0 0 18px;box-shadow:var(--shadow);border:0}
.toc-m summary{font-weight:600;font-size:15px}
.toc-m nav{display:flex;flex-direction:column;margin-top:8px}
.toc-m a{color:var(--ink2);text-decoration:none;font-size:15px;padding:7px 0;border-top:1px solid var(--line)}
.single{max-width:800px;margin:0 auto}
h2[id]{scroll-margin-top:84px}
header.top{position:sticky;top:0;z-index:10;backdrop-filter:saturate(180%) blur(18px);
  -webkit-backdrop-filter:saturate(180%) blur(18px);background:color-mix(in srgb,var(--bg) 78%,transparent);
  border-bottom:1px solid color-mix(in srgb,var(--line) 70%,transparent)}
header.top .wrap{display:flex;align-items:center;justify-content:space-between;height:56px;gap:12px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:800;font-size:19px;letter-spacing:-.3px}
.brand:hover{text-decoration:none}
.brand img{width:26px;height:26px;display:block}
.brand span{line-height:1}
nav.links{display:flex;gap:18px;font-size:15px;overflow-x:auto;scrollbar-width:none}
nav.links::-webkit-scrollbar{display:none}
nav.links a{color:var(--ink2);white-space:nowrap}
nav.links a.on{color:var(--ink);font-weight:600}
main{padding:36px 0 56px}
h1{font-size:34px;line-height:1.15;letter-spacing:-.8px;margin:0 0 6px;font-weight:800}
.fecha{color:var(--ink2);font-size:15px;margin:0 0 26px}
.card{background:var(--card);border-radius:24px;padding:26px 24px;box-shadow:var(--shadow);margin:0 0 18px}
.card h2{font-size:21px;letter-spacing:-.3px;margin:0 0 10px;line-height:1.3}
.card h3{font-size:17px;margin:18px 0 6px}
.card p{margin:0 0 12px}
.card p:last-child,.card ul:last-child{margin-bottom:0}
.card ul{margin:0 0 12px;padding-left:22px}
.card li{margin:0 0 6px}
.intro{font-size:18px;color:var(--ink2);margin:0 0 26px}
.nota{border-left:3px solid var(--ink);padding:2px 0 2px 14px;color:var(--ink2)}
.hueco{background:var(--hueco);border-radius:6px;padding:0 5px}
table{width:100%;border-collapse:collapse;font-size:15px;margin:4px 0 6px}
th,td{text-align:left;vertical-align:top;padding:10px 8px;border-bottom:1px solid var(--line)}
th{color:var(--ink2);font-weight:600}
details{border-bottom:1px solid var(--line);padding:14px 0}
details:first-of-type{padding-top:8px}
details:last-of-type{border-bottom:0;padding-bottom:0}
details.toc-m{padding:14px 18px;border-bottom:0}
summary{cursor:pointer;font-weight:600;list-style:none;display:flex;justify-content:space-between;gap:12px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";color:var(--ink2);font-weight:400;font-size:22px;line-height:1}
details[open] summary::after{content:"–"}
details p{margin:10px 0 0;color:var(--ink2)}
footer{color:var(--ink2);font-size:14px;padding:0 0 40px}
footer .foot{border-top:1px solid var(--line);padding-top:22px;display:flex;flex-wrap:wrap;align-items:center;gap:8px 18px}
footer a{color:var(--ink2)}
/* Inicio */
.block{margin-top:72px;scroll-margin-top:88px}
.block-head{text-align:center;max-width:700px;margin:0 auto 28px}
.block-head h2{font-size:30px;letter-spacing:-.6px;line-height:1.2;margin:0 0 10px}
.block-head p{color:var(--ink2);font-size:18px;margin:0;text-wrap:balance}
.block .grid{margin-top:0}
.steps .card h3{font-size:18px;margin:0 0 6px}
.steps .card p{color:var(--ink2);font-size:16px}
.num{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  color:#fff;font-weight:800;margin-bottom:14px;background:var(--marca)}
.more{text-align:center;color:var(--ink2);margin:22px 0 0}
.hero .soon{display:inline-block;margin:0 0 18px;padding:6px 14px;border-radius:999px;font-size:14px;font-weight:600;
  color:var(--marca);background:color-mix(in srgb,var(--marca) 10%,transparent)}
.cta{display:flex;align-items:center;justify-content:space-between;gap:28px}
.cta h2{font-size:26px;margin:0 0 8px}
.cta p{color:var(--ink2);max-width:620px;margin:0;text-wrap:pretty}
.cta .pill{margin:0;flex-shrink:0}
.cta .pill:hover{text-decoration:none}
.hero{text-align:center;padding:28px 0 8px}
.hero h1{font-size:40px;line-height:1.1;letter-spacing:-.6px;margin:0 0 12px;text-wrap:balance}
.hero p{font-size:19px;color:var(--ink2);margin:0 auto;max-width:520px;text-wrap:balance}
.pill:hover{text-decoration:none}
.pill.marca{background:var(--marca);color:#fff;padding:12px 24px;font-size:16px}
.hero-actions{display:flex;justify-content:center;align-items:center;gap:14px;flex-wrap:wrap;margin-top:28px}
.hero-actions .pill{margin:0}
.social{display:flex;gap:6px;align-items:center}
.social a{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;
  color:var(--ink);background:color-mix(in srgb,var(--ink) 6%,transparent)}
.social a:hover{color:var(--marca)}
.social svg{width:19px;height:19px}
footer .social{margin-left:auto}
footer .social a{width:32px;height:32px;background:none;color:var(--ink2)}
footer .social svg{width:17px;height:17px}
/* Capturas de la app en marco de iPhone. En móvil se deslizan de lado */
.shots{display:flex;gap:16px;justify-content:center;align-items:flex-start;margin:44px -20px 0;padding:0 20px 4px;
  overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;-webkit-overflow-scrolling:touch}
.shots::-webkit-scrollbar{display:none}
.shot{flex:0 0 236px;margin:0;scroll-snap-align:center;text-align:center}
.phone{position:relative;border-radius:50px;padding:11px;background:#0a0a0a;
  box-shadow:inset 0 0 0 1.5px #3a3a3c,0 0 0 2px #8e8e93,0 0 0 3px #2c2c2e,0 30px 60px -30px rgba(0,0,0,.45)}
/* Dynamic Island, sobre la zona central de la barra de estado */
.phone::before{content:"";position:absolute;z-index:2;top:21px;left:50%;transform:translateX(-50%);
  width:29%;height:24px;border-radius:999px;background:#000}
/* Botones: volumen a la izquierda, encendido a la derecha */
.phone::after{content:"";position:absolute;z-index:-1;left:-5px;top:21%;width:4px;height:13%;border-radius:2px 0 0 2px;
  background:#8e8e93}
.phone i{position:absolute;z-index:-1;right:-5px;top:27%;width:4px;height:16%;border-radius:0 2px 2px 0;background:#8e8e93}
.phone img{display:block;width:100%;height:auto;aspect-ratio:1170/2532;border-radius:39px;background:#fff}
.shot figcaption{margin-top:16px;font-weight:700;font-size:17px;letter-spacing:-.2px;line-height:1.3}
.shot figcaption span{display:block;font-weight:500;font-size:15px;color:var(--ink2);margin-top:3px}
.pill{display:inline-block;margin-top:26px;padding:13px 26px;border-radius:999px;color:var(--bg);font-weight:700;
  background:var(--accent)}
.grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:36px}
.grid .card{margin:0}
.grid .card h2{font-size:18px;margin-bottom:6px}
.grid .card p{color:var(--ink2);font-size:16px;text-wrap:pretty}
.ico{width:40px;height:40px;border-radius:13px;display:flex;align-items:center;justify-content:center;
  background:color-mix(in srgb,var(--marca) 12%,transparent);color:var(--marca);margin-bottom:12px}
.ico svg{width:22px;height:22px}
@media (min-width:601px) and (max-width:979px){
  .wrap{padding:0 32px}
  .doc,.single{max-width:780px;margin:0 auto}
}
@media (min-width:900px){
  .grid{grid-template-columns:repeat(3,1fr);gap:20px}
  .grid.steps{grid-template-columns:repeat(3,1fr)}
  .grid.two{grid-template-columns:repeat(2,1fr)}
}
@media (min-width:980px){
  .wrap{padding:0 40px}
  header.top .wrap{height:64px}
  main{padding:56px 0 80px}
  h1{font-size:42px;letter-spacing:-1px}
  .intro{font-size:19px}
  .doc{display:grid;grid-template-columns:220px minmax(0,1fr);gap:56px;align-items:start}
  .toc-m{display:none}
  .toc{display:block;position:sticky;top:104px;font-size:14px;line-height:1.4}
  .toc p{margin:0 0 12px;color:var(--ink2);font-weight:600;text-transform:uppercase;letter-spacing:.06em;font-size:12px}
  .toc a{display:block;color:var(--ink2);padding:6px 0 6px 12px;border-left:2px solid var(--line)}
  .toc a:hover{color:var(--ink);border-left-color:var(--ink);text-decoration:none}
  .card{padding:30px 32px}
  .hero{padding:8px 0 8px}
  .hero h1{font-size:60px;letter-spacing:-1.1px}
  .hero p{font-size:22px;max-width:640px}
  .shots{gap:40px;margin:52px 0 0;padding:0;overflow:visible}
  .shot{flex-basis:280px}
  .shot:nth-child(2){margin-top:-28px}
  .grid .card{padding:28px}
  .block{margin-top:112px;scroll-margin-top:104px}
  .block-head h2{font-size:40px;letter-spacing:-1px}
  .block-head p{font-size:19px}
  .cta{padding:40px 44px}
  .cta h2{font-size:30px}
}
@media (max-width:600px){
  h1{font-size:29px}
  .hero h1{font-size:36px}
  /* En móvil, solo la captura del mapa, más grande (como las webs de apps) */
  .shots{justify-content:center;margin-top:36px;overflow:visible}
  .shot{flex-basis:76%}
  .shot:not(:nth-child(2)){display:none}
  .grid,.grid.steps,.grid.two{grid-template-columns:1fr}
  .cta{flex-direction:column;align-items:flex-start;gap:20px}
  .card{padding:22px 18px;border-radius:22px}
  /* En móvil, solo el logo (como las webs de Threads o Apple): los
     apartados están a un desplazamiento y los textos legales en el pie */
  nav.links{display:none}
  /* Tabla de datos en fichas apiladas */
  table,tbody,tr,td{display:block;width:100%}
  table tr:first-child{display:none}
  tr{border-bottom:1px solid var(--line);padding:12px 0}
  tr:last-child{border-bottom:0}
  td{border:0;padding:2px 0}
  td.dato{font-weight:700;font-size:16px;padding-bottom:4px}
  td[data-label]::before{content:attr(data-label) ": ";color:var(--ink2);font-weight:600}
}