/* ========= 0) VARIABLES / BASE ========= */
:root{
  --bg:#ffffff; --ink:#111111; --muted:#6f7076; --sand:#f4efe9; --line:#e8e3dd;
  --terra1:#f3e7dd; --terra2:#ecdacd; --radius:12px;
}

*{box-sizing:border-box}
html,body{height:100%}
html{ background:#fff; }
body{
  margin:0; background:transparent; color:var(--ink);
  font-family:"Manrope",system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  line-height:1.7; -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
  position:relative; z-index:0;
}
body::before{
  content:"";
  position:fixed; inset:0;
  z-index:-1;
  pointer-events:none;
  background-image:url('fondo.jpg');
  background-repeat:repeat;
  background-position:center;
  background-size:1000px;
  opacity:.06;
}
img{max-width:100%; height:auto; display:block}
:focus-visible{outline:2px solid #000; outline-offset:2px}

/* ========= 1) UTILIDADES ========= */
.wrap{max-width:1120px; margin:0 auto; padding:24px}
.grid-2{display:grid; gap:32px}
@media (min-width:960px){ .grid-2{grid-template-columns:1fr 1fr} }
.stack{display:flex; flex-direction:column; gap:16px; align-items:center; text-align:center}
.tiny{display:flex; flex-direction:column; gap:8px; align-items:center}
.centered{display:flex; gap:12px; flex-wrap:wrap; justify-content:center}
.lead{color:var(--muted); max-width:64ch}
.lead-body{color:var(--ink)}
.eyebrow{font-size:12px; letter-spacing:.18em; text-transform:uppercase; color:var(--muted); margin:0 0 6px}

/* ========= 2) TITULARES / BOTONES ========= */
h1,h2,h3{margin:0 0 12px; line-height:1.14; font-weight:800; color:var(--ink)}
h1{font-size:clamp(36px,6vw,58px)}
h2{font-size:clamp(26px,4.2vw,38px)}
h3{font-size:clamp(18px,2.6vw,22px)}

.btn{
  display:inline-block; width:auto; max-width:100%; white-space:nowrap;
  padding:10px 18px; border-radius:999px;
  text-decoration:none; font-weight:800; letter-spacing:.04em;
  color:#111; background:transparent; border:1px solid var(--ink);
  transition:transform .18s ease, background .18s ease, color .18s ease, box-shadow .18s ease;
}
.btn:hover{ background:#111; color:#fff; transform:translateY(-3px); box-shadow:0 8px 18px rgba(0,0,0,.12) }
.btn-solid{ background:transparent; color:var(--ink); border:1px solid var(--ink) }
.btn-solid:hover{ background:#111; color:#fff; border-color:#111 }
.btn-primary{background:#111; color:#fff; border-color:#111}
.btn-light{background:transparent; border:1px solid var(--line); color:var(--ink)}
.btn-light:hover{background:#111; color:#fff; border-color:#111}
.btn-ghost2{ color:#fff; border:1px solid #fff; background:transparent; }
.btn-ghost2:hover{ background:#fff; color:#000; border-color:#fff; }

/* ========= 3) NAV ========= */
.nav{position:sticky; top:0; z-index:30; background:rgba(255,255,255,.9); backdrop-filter:blur(8px); border-bottom:1px solid var(--line)}
.nav .wrap{display:flex; justify-content:space-between; align-items:center}
.brand{ text-decoration:none; color:var(--ink); letter-spacing:.18em; font-weight:900; font-size:20px }
.links{display:none; gap:12px; align-items:center}
.links a{ color:var(--ink); text-decoration:none; font-weight:800; letter-spacing:.09em; font-size:11.5px }
.links a:hover{text-decoration:underline}
.menu{background:none; border:0; font-size:22px; color:var(--ink)}
@media (min-width:900px){ .links{display:flex} .menu{display:none} }

/* ========= 4) SECCIONES / CARDS ========= */
.section{padding:72px 0}
.alt{background:var(--sand)}
.reveal{ opacity:0; transform:translateY(18px); transition:opacity .5s ease, transform .5s ease }
.reveal--visible{ opacity:1; transform:none }

.highlight,
.callout{
  background:var(--sand);
  border-radius:var(--radius);
  padding:18px;
  transition:transform .18s ease, box-shadow .18s ease;
}
.ticks{list-style:none; padding:0; margin:0}
.ticks li{padding-left:20px; position:relative; margin:8px 0}
.ticks li::before{content:"•"; position:absolute; left:4px; top:0; font-weight:900}
.lift:hover{ transform:translateY(-3px); box-shadow:0 8px 18px rgba(0,0,0,.10) }

/* ========= 5) HERO ========= */
.hero{position:relative; overflow:hidden}
.hero-photo{min-height:58vh; display:grid; place-items:center}
.hero-inner{position:relative; z-index:2}
.hero .text{max-width:720px; color:#fff}
.hero .text .lead, .hero .text h1, .hero .text strong{ color:#fff; text-shadow:0 2px 6px rgba(0,0,0,.5) }
.hero .actions{display:flex; gap:12px; flex-wrap:wrap; margin-top:10px}
.hero-bg{ position:absolute; inset:-10% -10% -10% -10%; background:
  radial-gradient(900px 500px at 12% 20%, var(--terra1) 0%, transparent 60%),
  radial-gradient(900px 520px at 88% 10%, var(--terra2) 0%, transparent 65%),
  var(--bg) }
.hero-bg::after{ content:""; position:absolute; inset:0; background-image:var(--img); background-size:cover; background-position:var(--pos, 50% 60%); transform: translate(var(--tx,0), var(--ty,0)) scale(1.06); transition: transform .2s ease-out; will-change:transform; opacity:.88 }
.hero-veil{ position:absolute; inset:0; background:linear-gradient(180deg, rgba(0,0,0,.48), rgba(0,0,0,.28) 40%, rgba(0,0,0,.08) 70%); mix-blend-mode:multiply; z-index:1 }

/* ========= 6) STEPS (cómo funciona) ========= */
/* --- Sección "Qué es" con imagen del teléfono --- */
.que-es-grid{
  display:grid;
  gap:48px;
  align-items:center;
}
@media (min-width:960px){
  .que-es-grid{ grid-template-columns:1fr 1fr; }
}

.col-phone{
  display:flex;
  justify-content:center;
  align-items:center;
}
.phone-img{
  width:100%;
  max-width:100%;
  height:auto;
  border-radius:18px;
  box-shadow:0 24px 64px rgba(0,0,0,.14);
  transition:transform .3s ease, box-shadow .3s ease;
  display:block;
}
.phone-img:hover{
  transform:translateY(-6px) scale(1.01);
  box-shadow:0 32px 72px rgba(0,0,0,.18);
}

/* ========= 7) STEPS (cómo funciona) ========= */
.steps{
  display:grid; gap:18px;
  grid-template-columns:1fr;
  margin-top:24px;
}
@media (min-width:900px){ .steps{ grid-template-columns:repeat(3,1fr); } }

.step{
  background:var(--sand);
  border-radius:var(--radius);
  padding:24px 20px;
  display:flex; flex-direction:column; gap:8px;
  transition:transform .18s ease, box-shadow .18s ease;
}
.step:hover{ transform:translateY(-3px); box-shadow:0 8px 18px rgba(0,0,0,.10) }
.step-num{
  font-size:11px; letter-spacing:.2em; font-weight:800;
  color:var(--muted); text-transform:uppercase;
}
.step h3{ margin:0 0 4px }

/* ========= 7) INSTALL (cómo obtenerla) ========= */
.install-steps{
  list-style:none; padding:0; margin:24px 0;
  display:flex; flex-direction:column; gap:14px;
}
.install-steps li{
  display:flex; gap:16px; align-items:flex-start;
}
.install-num{
  flex-shrink:0;
  width:28px; height:28px;
  border-radius:50%; background:#111; color:#fff;
  font-size:12px; font-weight:800;
  display:grid; place-items:center;
}

/* ========= 8) CTA ========= */
.cta{
  padding:64px 0;
  background:var(--ink); color:#fff;
  text-align:center;
}
.cta h2,.cta p{ color:#fff }
.cta p{ opacity:.78; margin-bottom:28px }
.cta .actions{ display:flex; gap:12px; flex-wrap:wrap; justify-content:center }

/* ========= 9) FOOTER ========= */
.footer{
  border-top:1px solid var(--line);
  background:#fff;
  color:#4b4f55;
}
.footer .wrap{
  display:flex; flex-direction:column; align-items:center;
  gap:14px; padding:24px; text-align:center;
}
.footer nav a{ color:inherit; text-decoration:none }
.footer nav a:hover{ color:#111 }
.footer p{ margin:6px 0 0 }

/* ====== OVERLAY MENÚ MÓVIL ====== */
@media (max-width: 899px){
  header.nav .links{
    position:fixed !important;
    top:0; right:0; bottom:0; left:0;
    width:100vw; height:100vh;
    margin:0 !important; max-width:none !important;
    padding:24px;
    display:none;
    flex-direction:column;
    justify-content:center; align-items:center;
    gap:26px;
    background:#fff !important;
    z-index:10000;
  }
  header.nav .links.open{ display:flex; }
  header.nav.is-open .brand{ opacity:0; visibility:hidden; pointer-events:none; }
  header.nav .menu{ position:relative; z-index:11001; color:#111; }
  header.nav.is-open .menu{ position:fixed; right:24px; top:16px; color:#111; }
  header.nav .links a{ color:#111; font-size:22px; letter-spacing:.16em; font-weight:800; text-decoration:none; }
  header.nav .links .btn{ font-size:18px; padding:12px 22px; }
  header.nav .links .mobile-social{ display:flex; gap:18px; margin-top:28px; }
  header.nav .links .mobile-social img{ width:28px; height:28px; display:block; filter:invert(1); }
}
@media (min-width:900px){
  header.nav .links .mobile-social{ display:none !important; }
}