:root{
  --bg:#F1F5F3;--surface:#FFFFFF;--ink:#0D1F22;--muted:#4C6165;--line:#D5E0DC;
  --brand:#0F766E;--on-brand:#FFFFFF;--accent:#F5B301;--paper:#FBFAF6;--paper-ink:#1B2A2C;
  --font:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --mono:ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;
  box-sizing:border-box;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px);
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){--bg:#0A1517;--surface:#11231F;--ink:#EAF3F0;--muted:#9DB3AE;--line:#22403A;--brand:#2DD4BF;--on-brand:#06201C;--accent:#F5B301;--paper:#FBFAF6;--paper-ink:#1B2A2C}
}
:root[data-theme="dark"]{--bg:#0A1517;--surface:#11231F;--ink:#EAF3F0;--muted:#9DB3AE;--line:#22403A;--brand:#2DD4BF;--on-brand:#06201C;--accent:#F5B301;--paper:#FBFAF6;--paper-ink:#1B2A2C}
*,*::before,*::after{box-sizing:inherit}
html{scroll-padding-top:calc(env(safe-area-inset-top,0px) + 76px);scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);font-size:1.0625rem;line-height:1.6}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);background:var(--bg);z-index:10}
img,svg{max-width:100%}
a{color:inherit}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:6px}
.wrap{width:min(1120px,100% - 2.5rem);margin-inline:auto}
h1,h2,h3{line-height:1.1;margin:0;letter-spacing:-.02em}
h1{font-size:clamp(2.5rem,6.4vw,4.75rem);font-weight:800}
h2{font-size:clamp(1.9rem,4vw,2.9rem);font-weight:800;max-width:18ch}
h3{font-size:1.25rem;font-weight:600;letter-spacing:-.01em}
p{margin:0}
.btn{display:inline-block;padding:.9rem 1.5rem;border-radius:999px;background:var(--brand);color:var(--on-brand);font-weight:600;text-decoration:none;transition:transform .15s,box-shadow .15s}
.btn:hover{transform:translateY(-2px);box-shadow:0 8px 20px -8px var(--brand)}
.btn.ghost{background:transparent;color:var(--ink);border:2px solid var(--line)}
.btn.ghost:hover{box-shadow:none;border-color:var(--ink)}

header{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:var(--bg);border-bottom:1px solid var(--line)}
header .wrap{display:flex;align-items:center;justify-content:space-between;gap:1rem;height:68px}
.logo{display:flex;align-items:center;gap:.55rem;font-weight:800;font-size:1.5rem;letter-spacing:-.03em;text-decoration:none}
.logo i{width:30px;height:30px;border-radius:9px;background:var(--brand);display:grid;place-items:center}
.logo svg{width:18px;height:18px;stroke:var(--on-brand);fill:none;stroke-width:3;stroke-linecap:round;stroke-linejoin:round}
nav{display:flex;align-items:center;gap:1.6rem}
nav a{text-decoration:none;color:var(--muted);font-weight:500}
nav a:hover{color:var(--ink)}
nav .btn{padding:.6rem 1.15rem;color:var(--on-brand)}
@media(max-width:760px){nav a:not(.btn){display:none}}

.hero{padding:clamp(3rem,8vw,6rem) 0 clamp(3rem,7vw,5rem)}
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(2rem,5vw,4.5rem);align-items:center}
.hero p.lead{font-size:1.25rem;color:var(--muted);max-width:34ch;margin:1.5rem 0 2rem}
.actions{display:flex;flex-wrap:wrap;gap:.8rem}
.note{margin-top:1.1rem;font-size:.95rem;color:var(--muted)}
@media(max-width:860px){.hero .wrap{grid-template-columns:1fr}}

.receipt{position:relative;background:var(--paper);color:var(--paper-ink);font-family:var(--mono);font-size:.9rem;padding:1.6rem 1.5rem 1.4rem;border-radius:10px 10px 0 0;box-shadow:0 30px 50px -30px rgba(0,0,0,.45);transform:rotate(1.2deg);max-width:420px;margin-inline:auto}
.receipt::after{content:"";position:absolute;left:0;right:0;top:100%;height:14px;background:linear-gradient(135deg,var(--paper) 25%,transparent 25%) -7px 0,linear-gradient(225deg,var(--paper) 25%,transparent 25%) -7px 0;background-size:14px 14px}
.receipt h4{margin:0 0 .15rem;font-family:var(--font);font-size:1.3rem;font-weight:800}
.receipt .sub{opacity:.7;font-size:.82rem}
.receipt hr{border:0;border-top:2px dashed #B9C4C0;margin:.9rem 0}
.row{display:flex;justify-content:space-between;gap:1rem;padding:.2rem 0}
.row span:first-child{opacity:.85}
.total{font-family:var(--font);font-weight:800;font-size:1.55rem;display:flex;justify-content:space-between;align-items:baseline;margin-top:.2rem}
.total b{background:var(--accent);padding:0 .4rem;border-radius:4px}
.ex{margin-top:.8rem;font-size:.75rem;opacity:.65}

.strip{border-block:1px solid var(--line);padding:1.1rem 0;color:var(--muted)}
.strip .wrap{display:flex;flex-wrap:wrap;gap:.6rem 2rem;justify-content:space-between;font-weight:500}

section{padding:clamp(3.5rem,8vw,6rem) 0}
.intro{color:var(--muted);max-width:52ch;margin-top:1rem}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem;margin-top:2.5rem;counter-reset:s;list-style:none;padding:0}
.steps li{counter-increment:s;border-top:3px solid var(--brand);padding-top:1.1rem}
.steps li::before{content:counter(s);display:block;font-weight:800;font-size:2.4rem;color:var(--brand);line-height:1;margin-bottom:.6rem}
.steps p,.feat p{color:var(--muted);margin-top:.4rem}
@media(max-width:760px){.steps{grid-template-columns:1fr}}

.feats{background:var(--surface);border-block:1px solid var(--line)}
.feat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:2.2rem 3rem;margin-top:2.5rem}
.feat svg{width:30px;height:30px;stroke:var(--brand);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;margin-bottom:.6rem}
@media(max-width:760px){.feat-grid{grid-template-columns:1fr}}

.price{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,5vw,4rem);align-items:center}
.card{background:var(--surface);border:2px solid var(--ink);border-radius:20px;padding:2rem}
.card .big{font-size:clamp(2.8rem,6vw,4rem);font-weight:800;letter-spacing:-.03em;line-height:1}
.card .big small{font-size:1.1rem;font-weight:500;color:var(--muted);letter-spacing:0}
.card ul{list-style:none;padding:0;margin:1.4rem 0 1.8rem;display:grid;gap:.6rem}
.card li{padding-left:1.7rem;position:relative}
.card li::before{content:"";position:absolute;left:0;top:.45em;width:.9rem;height:.5rem;border-left:3px solid var(--brand);border-bottom:3px solid var(--brand);transform:rotate(-45deg)}
.fine{font-size:.9rem;color:var(--muted);margin-top:1rem}
@media(max-width:860px){.price{grid-template-columns:1fr}}

details{border-bottom:1px solid var(--line);padding:1.1rem 0}
details:first-of-type{border-top:1px solid var(--line)}
summary{cursor:pointer;font-weight:600;font-size:1.15rem;list-style:none;display:flex;justify-content:space-between;gap:1rem}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";font-size:1.5rem;line-height:1;color:var(--brand);transition:transform .2s}
details[open] summary::after{transform:rotate(45deg)}
details p{color:var(--muted);margin-top:.7rem;max-width:62ch}
.faq{max-width:760px;margin-top:2rem}

.cta{background:var(--brand);color:var(--on-brand);border-radius:28px;padding:clamp(2rem,6vw,4rem);display:flex;flex-wrap:wrap;gap:1.5rem 3rem;align-items:center;justify-content:space-between}
.cta h2{max-width:16ch}
.cta .btn{background:var(--on-brand);color:var(--brand)}
@media(prefers-color-scheme:dark){:root:not([data-theme="light"]) .cta .btn{color:#06201C;background:#EAF3F0}}
footer{padding:2.5rem 0 3rem;color:var(--muted);font-size:.95rem}
footer .wrap{display:flex;flex-wrap:wrap;gap:1rem 2rem;justify-content:space-between}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

#preguntas,#contacto,#dudas{padding-top:0}#dudas .actions{margin-top:1.5rem}