:root{
  --blue:#0A84FF; --cyan:#2FD3C8; --navy:#0B1B33; --pink:#FF3B6B;
  --mint:#34D399; --yellow:#FFD60A;
  --bg:#F5F7FA; --bg2:#FFFFFF; --card:#FFFFFF; --card-brd:rgba(11,27,51,.09);
  --txt:#0B1B33; --txt2:#5A6B84; --txt3:#8A99AE;
  --hair:rgba(11,27,51,.10); --shadow:0 1px 2px rgba(11,27,51,.05),0 8px 24px rgba(11,27,51,.06);
  --radius:18px; --radius-sm:12px;
  --accent:var(--blue);
  --maxw:760px;
}
@media (prefers-color-scheme: dark){
  :root{
    --bg:#0A0F19; --bg2:#0F1725; --card:#141C2B; --card-brd:rgba(255,255,255,.08);
    --txt:#F2F5F9; --txt2:#A3B0C2; --txt3:#7B8798;
    --hair:rgba(255,255,255,.10); --shadow:0 1px 2px rgba(0,0,0,.4),0 10px 30px rgba(0,0,0,.35);
    --blue:#4DA3FF; --cyan:#4FE3D7; --pink:#FF6B8F; --mint:#4ADE9B;
  }
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0; background:var(--bg); color:var(--txt);
  font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI",Inter,Roboto,system-ui,"Helvetica Neue",Arial,sans-serif;
  font-size:17px; line-height:1.55; letter-spacing:-0.011em;
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
hr{border:0;border-top:1px solid var(--hair);margin:32px 0}

/* ---- top bar ---- */
header.bar{
  position:sticky;top:0;z-index:50;
  backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);
  background:color-mix(in srgb,var(--bg) 78%,transparent);
  border-bottom:1px solid var(--hair);
}
.bar .wrap{display:flex;align-items:center;gap:14px;height:52px}
.brand{font-weight:700;font-size:15px;letter-spacing:.02em;color:var(--txt);display:flex;align-items:center;gap:8px}
.brand:hover{text-decoration:none}
.brand .dot{width:9px;height:9px;border-radius:50%;background:linear-gradient(135deg,var(--blue),var(--cyan));flex:none}
.bar nav{margin-left:auto;display:flex;align-items:center;gap:4px}
.bar nav a{font-size:14px;color:var(--txt2);padding:6px 10px;border-radius:9px}
.bar nav a:hover{background:var(--card);color:var(--txt);text-decoration:none}
.bar nav a[aria-current="page"]{color:var(--txt);font-weight:600}

/* ---- language switch ---- */
.lang{display:inline-flex;border:1px solid var(--hair);border-radius:999px;overflow:hidden;background:var(--card);flex:none}
.lang button{
  appearance:none;border:0;background:transparent;color:var(--txt2);
  font:inherit;font-size:12px;font-weight:600;letter-spacing:.04em;
  padding:5px 11px;cursor:pointer;transition:background .15s,color .15s;
}
.lang button[aria-pressed="true"]{background:var(--accent);color:#fff}

/* ---- hero ---- */
.hero{padding:60px 0 12px;text-align:center}
.logotype{
  font-size:clamp(34px,9vw,54px);font-weight:800;letter-spacing:-0.03em;line-height:1.02;margin:0;
  background:linear-gradient(105deg,var(--blue),var(--cyan) 55%,var(--mint));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.logotype.small{font-size:clamp(28px,7vw,40px)}
.eyebrow{font-size:13px;font-weight:700;letter-spacing:.10em;text-transform:uppercase;color:var(--txt3);margin:0 0 10px}
.claim{font-size:clamp(19px,4.6vw,24px);font-weight:650;margin:16px 0 6px;letter-spacing:-.02em}
.claim-alt{font-size:15px;color:var(--txt3);margin:0}
.lede{font-size:17px;color:var(--txt2);max-width:56ch;margin:18px auto 0}

/* ---- buttons ---- */
.btns{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin:28px 0 8px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:7px;
  padding:12px 20px;border-radius:999px;font-size:16px;font-weight:600;
  border:1px solid transparent;min-height:46px;transition:transform .12s ease,filter .15s ease;
}
.btn:hover{text-decoration:none;filter:brightness(1.06)}
.btn:active{transform:scale(.975)}
.btn-primary{background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff}
.btn-secondary{background:var(--card);color:var(--txt);border-color:var(--card-brd);box-shadow:var(--shadow)}

/* ---- cards ---- */
main{padding:8px 0 8px}
section{margin:38px 0}
h2{font-size:22px;font-weight:700;letter-spacing:-.02em;margin:0 0 14px}
h3{font-size:17px;font-weight:650;letter-spacing:-.01em;margin:26px 0 6px}
p{margin:0 0 14px}
.card{
  background:var(--card);border:1px solid var(--card-brd);border-radius:var(--radius);
  padding:22px;box-shadow:var(--shadow);
}
.card + .card{margin-top:14px}
.app-card{display:flex;gap:16px;align-items:flex-start;text-align:left}
.app-icon{
  width:60px;height:60px;border-radius:15px;flex:none;
  background:linear-gradient(135deg,var(--blue),var(--cyan) 60%,var(--mint));
  display:grid;place-items:center;color:#fff;font-weight:800;font-size:22px;letter-spacing:-.02em;
  box-shadow:0 6px 18px rgba(10,132,255,.28);
}
.app-card h3{margin:2px 0 4px;font-size:19px;font-weight:700}
.app-card p{color:var(--txt2);margin:0 0 14px;font-size:15px}
.app-card .btns{justify-content:flex-start;margin:0}
.app-card .btn{padding:9px 16px;font-size:14px;min-height:38px}
.badge{
  display:inline-block;font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
  padding:3px 9px;border-radius:999px;background:color-mix(in srgb,var(--yellow) 26%,transparent);
  color:color-mix(in srgb,var(--txt) 88%,var(--yellow));border:1px solid color-mix(in srgb,var(--yellow) 45%,transparent);
  vertical-align:middle;margin-left:8px;
}

/* ---- feature grid ---- */
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:12px}
.tile{background:var(--card);border:1px solid var(--card-brd);border-radius:var(--radius-sm);padding:16px}
.tile .k{font-size:15px;font-weight:650;margin:0 0 3px}
.tile .v{font-size:14px;color:var(--txt2);margin:0}
.tile .ic{font-size:18px;line-height:1;margin-bottom:8px;display:block}

/* ---- lists ---- */
ul,ol{margin:0 0 14px;padding-left:22px}
li{margin:5px 0}
ul.chips{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:8px}
ul.chips li{
  margin:0;font-size:14px;padding:6px 12px;border-radius:999px;
  background:var(--card);border:1px solid var(--card-brd);color:var(--txt2);
}

/* ---- FAQ ---- */
details{
  background:var(--card);border:1px solid var(--card-brd);border-radius:var(--radius-sm);
  padding:14px 16px;margin:8px 0;
}
details[open]{box-shadow:var(--shadow)}
summary{cursor:pointer;font-weight:600;font-size:16px;list-style:none;display:flex;gap:10px;align-items:flex-start}
summary::-webkit-details-marker{display:none}
summary::before{content:"+";color:var(--accent);font-weight:700;flex:none;width:14px}
details[open] summary::before{content:"–"}
details p{margin:10px 0 2px;color:var(--txt2);font-size:15px}
details p:last-child{margin-bottom:0}

/* ---- legal / long text ---- */
.legal{font-size:16px}
.legal h2{font-size:19px;margin:34px 0 8px;padding-top:4px}
.legal h2:first-of-type{margin-top:8px}
.legal p,.legal li{color:var(--txt2)}
.legal strong{color:var(--txt)}
.meta{font-size:14px;color:var(--txt3);margin:0}
.note{
  border-left:3px solid var(--cyan);background:color-mix(in srgb,var(--cyan) 9%,transparent);
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;padding:12px 16px;margin:16px 0;font-size:15px;
}
.note p{margin:0;color:var(--txt2)}
.toc{background:var(--card);border:1px solid var(--card-brd);border-radius:var(--radius-sm);padding:16px 18px}
.toc ol{margin:0;padding-left:20px;columns:2;column-gap:24px}
.toc li{font-size:14px;margin:3px 0}
@media (max-width:520px){.toc ol{columns:1}}

/* ---- footer ---- */
footer{border-top:1px solid var(--hair);margin-top:56px;padding:26px 0 44px;color:var(--txt3);font-size:14px}
footer .wrap{display:flex;flex-wrap:wrap;gap:8px 18px;align-items:center}
footer a{color:var(--txt2)}
footer .sp{margin-left:auto}

/* ---- language visibility ---- */
[data-l]{display:none}
html[lang="es"] [data-l="es"],html[lang="en"] [data-l="en"]{display:revert}
html[lang="es"] li[data-l="es"],html[lang="en"] li[data-l="en"]{display:list-item}

@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

/* ---- responsive: top bar ---- */
.bar .wrap{min-width:0}
.bar nav{min-width:0;flex-wrap:nowrap}
.bar nav a{white-space:nowrap}
@media (max-width:620px){
  .bar .wrap{gap:8px;height:50px;padding:0 14px}
  .brand{font-size:14px;gap:6px}
  .bar nav{gap:0}
  .bar nav a{font-size:13px;padding:6px 7px}
  .lang button{padding:5px 9px;font-size:11px}
}
@media (max-width:400px){
  .bar nav a{font-size:12px;padding:6px 5px}
  .brand span:not(.dot){display:none}
  .wrap{padding:0 16px}
}