/* Paleta clara (blanco + amarillo) consistente con A1 */
:root{
  --bg:#ffffff;
  --text:#1b1b1b;
  --muted:#555;
  --brand:#ffd24d;            /* amarillo principal */
  --brand-dark:#e5b900;
  --line:#e9e9e9;
  --card:#ffffff;
  --shadow:0 8px 24px rgba(0,0,0,.06);
  --radius:14px;
  --max:1200px;
  --gap:20px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Arial;
  color:var(--text);
  background:var(--bg);
  line-height:1.55;
}

/* Header */
.hero{
  position:sticky; top:0; z-index:10;
  background:#fff; border-bottom:1px solid var(--line);
}
.hero .inner{
  margin:0 auto; max-width:var(--max);
  padding:14px var(--gap);
  display:flex; align-items:center; justify-content:space-between; gap:var(--gap);
}
.brand{display:flex; gap:14px; text-decoration:none; color:var(--text); align-items:center}
.logo{width:46px; height:46px; object-fit:contain}
.titles h1{margin:0; font-size:20px}
.titles .subtitle{margin:0; color:var(--muted); font-size:13px}

.tools{display:flex; gap:10px}
.btn{
  border:1px solid var(--brand);
  background:var(--brand); color:#111;
  padding:8px 14px; border-radius:12px; cursor:pointer;
  font-weight:600;
  transition:.18s transform ease,.18s filter ease;
}
.btn:hover{transform:translateY(-1px); filter:brightness(0.98)}
.btn:active{transform:translateY(0)}
.btn.ghost{background:#fff; color:#111; border-color:#ddd}
.btn.ghost:hover{border-color:#bbb}

/* Layout general */
.wrap{margin:28px auto; max-width:var(--max); padding:0 var(--gap)}
.card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:22px;
  box-shadow:var(--shadow);
  margin-bottom:22px;
}
.card h2{margin:0 0 10px}
.note{color:var(--muted)}
a{color:#0b5bd3; text-underline-offset:3px}
a:hover{text-decoration:underline}

/* Listas */
ul.tick{list-style:none; padding:0; margin:0}
ul.tick li{position:relative; padding-left:26px; margin:8px 0}
ul.tick li:before{content:"✔"; position:absolute; left:0; top:0; color:var(--brand-dark); font-weight:800}

/* Pasos */
ol.steps{margin:0; padding-left:22px}
ol.steps li{margin:8px 0}

/* Grid */
.grid{display:grid; gap:var(--gap)}
.grid.cols-2{grid-template-columns:1.2fr .8fr}
@media (max-width:960px){
  .grid.cols-2{grid-template-columns:1fr}
  .hero .inner{flex-wrap:wrap}
}

/* Imágenes */
img{max-width:100%; height:auto; display:block}
.shot{margin:0}
.shot img{border-radius:12px; border:1px solid var(--line)}

/* Galería */
.gallery{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:12px; margin-top:14px;
}
.gallery a{display:block; border-radius:12px; overflow:hidden; border:1px solid var(--line)}
.gallery img{width:100%; height:200px; object-fit:cover}
@media (max-width:700px){ .gallery{grid-template-columns:1fr} }

/* CTA + Footer */
.foot{color:var(--muted); text-align:center; margin:30px 0 10px}

/* Accesibilidad */
.card a:focus-visible,.btn:focus-visible{outline:2px solid var(--brand-dark); outline-offset:2px}