/* Campo RD — estilos propios, mobile-first */
:root{
  --verde:#1e6b34; --verde-osc:#14532a; --verde-claro:#e8f3ea;
  --crema:#faf6ec; --crema-osc:#f1e9d6; --tinta:#22271f; --gris:#5b6357;
  --acento:#c98f1b; --borde:#ddd5bf;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  background:var(--crema);color:var(--tinta);line-height:1.65;font-size:17px}
a{color:var(--verde);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:1060px;margin:0 auto;padding:0 16px}
/* Cabecera */
header.site{background:var(--verde-osc);color:#fff}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 0;flex-wrap:wrap}
.marca{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:1.5rem;letter-spacing:.3px}
.marca:hover{text-decoration:none}
.marca .hoja{font-size:1.6rem}
.marca small{display:block;font-size:.72rem;font-weight:500;color:#cfe6d4;letter-spacing:1.6px;text-transform:uppercase}
nav.cats{background:var(--verde)}
nav.cats ul{display:flex;gap:2px;list-style:none;margin:0;padding:0;overflow-x:auto;-webkit-overflow-scrolling:touch}
nav.cats a{display:block;color:#fff;padding:11px 14px;font-size:.95rem;white-space:nowrap}
nav.cats a:hover{background:rgba(255,255,255,.14);text-decoration:none}
nav.cats a.activo{background:rgba(0,0,0,.22);font-weight:700}
/* Hero */
.hero{background:linear-gradient(160deg,var(--verde) 0%,var(--verde-osc) 100%);color:#fff;padding:38px 0 30px}
.hero h1{margin:0 0 8px;font-size:2rem;line-height:1.2}
.hero p{margin:0;max-width:640px;color:#e4f0e6}
.badge{display:inline-block;background:var(--acento);color:#20180a;font-weight:700;font-size:.75rem;
  padding:3px 10px;border-radius:20px;letter-spacing:.6px;text-transform:uppercase;margin-bottom:12px}
/* Tarjetas */
.grid{display:grid;grid-template-columns:1fr;gap:16px;margin:24px 0}
@media(min-width:640px){.grid{grid-template-columns:1fr 1fr}}
@media(min-width:960px){.grid{grid-template-columns:1fr 1fr 1fr}}
.card{background:#fff;border:1px solid var(--borde);border-radius:12px;padding:20px;box-shadow:0 1px 3px rgba(30,60,35,.06)}
.card h3{margin:.2rem 0 .4rem;font-size:1.12rem;line-height:1.35}
.card h3 a{color:var(--tinta)}
.card p{margin:0;color:var(--gris);font-size:.95rem}
.card .cat{font-size:.75rem;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--verde)}
.destacada{background:#fff;border:2px solid var(--verde);border-radius:14px;padding:24px;margin:26px 0}
.destacada h2{margin:.2rem 0 .5rem;font-size:1.5rem;line-height:1.3}
.destacada p{color:var(--gris)}
.btn{display:inline-block;background:var(--verde);color:#fff;font-weight:700;padding:10px 18px;border-radius:8px;margin-top:8px}
.btn:hover{background:var(--verde-osc);text-decoration:none}
section h2.titulo{font-size:1.35rem;margin:30px 0 4px;color:var(--verde-osc)}
/* Autor */
.autor{background:#fff;border:1px solid var(--borde);border-radius:12px;padding:22px;margin:26px 0;display:flex;gap:18px;flex-wrap:wrap}
.avatar{width:76px;height:76px;border-radius:50%;background:var(--verde);color:#fff;flex:0 0 auto;
  display:flex;align-items:center;justify-content:center;font-size:1.7rem;font-weight:800}
.autor h3{margin:.1rem 0 .3rem}
.autor p{margin:0;color:var(--gris);font-size:.96rem}
/* Artículo */
article{background:#fff;border:1px solid var(--borde);border-radius:12px;padding:26px 22px;margin:22px 0}
@media(min-width:760px){article{padding:36px 44px}}
article h1{font-size:1.8rem;line-height:1.25;margin:.3rem 0 .6rem;color:var(--verde-osc)}
article h2{font-size:1.3rem;margin:1.7em 0 .5em;color:var(--verde-osc)}
article h3{font-size:1.08rem;margin:1.3em 0 .4em}
article p,article li{font-size:1.02rem}
article ul,article ol{padding-left:1.3em}
article li{margin:.3em 0}
.meta{color:var(--gris);font-size:.9rem}
.migas{font-size:.88rem;color:var(--gris);margin:18px 0 0}
.migas a{color:var(--verde)}
table{width:100%;border-collapse:collapse;margin:16px 0;font-size:.95rem;display:block;overflow-x:auto}
th,td{border:1px solid var(--borde);padding:8px 10px;text-align:left;vertical-align:top}
th{background:var(--verde-claro);color:var(--verde-osc)}
.aviso{background:var(--verde-claro);border-left:4px solid var(--verde);padding:12px 16px;border-radius:0 8px 8px 0;margin:16px 0}
.aviso p{margin:0}
.errores{background:#fdf3e3;border-left:4px solid var(--acento);padding:12px 16px;border-radius:0 8px 8px 0;margin:16px 0}
.faq h3{margin-bottom:.2rem}
.relacionados{background:var(--crema);border:1px dashed var(--borde);border-radius:10px;padding:16px 20px;margin:22px 0}
.relacionados h2{font-size:1.05rem;margin-top:0}
/* Video de la guía */
.video-guia{margin:24px 0;text-align:center}
.video-guia .video-titulo{font-weight:700;color:var(--verde-osc);font-size:1.08rem;margin:0 0 10px}
.video-guia video{width:100%;max-width:400px;aspect-ratio:9/16;border-radius:12px;background:#000;box-shadow:0 2px 10px rgba(30,60,35,.18)}
/* Video de YouTube embebido (máquinas) */
.video-yt{margin:24px 0}
.video-yt .video-titulo{font-weight:700;color:var(--verde-osc);font-size:1.08rem;margin:0 0 10px;text-align:center}
.video-yt .marco{position:relative;padding-top:56.25%;border-radius:12px;overflow:hidden;background:#000;box-shadow:0 2px 10px rgba(30,60,35,.18)}
.video-yt.vertical .marco{padding-top:0;height:480px;max-width:300px;margin:0 auto}
.video-yt iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.video-yt .video-credito{font-size:.86rem;color:var(--gris);margin-top:8px;text-align:center}
.video-yt .video-credito a{color:var(--verde)}
/* Tarjeta para ver video externo */
.video-card{background:#fff;border:1px solid var(--borde);border-left:4px solid var(--acento);border-radius:0 10px 10px 0;padding:14px 18px;margin:24px 0;box-shadow:0 1px 3px rgba(30,60,35,.06)}
.video-card p{margin:.3rem 0}
.video-card .video-credito{font-size:.86rem;color:var(--gris)}
.video-card .video-credito a{color:var(--verde)}
/* Pie */
footer.site{background:var(--verde-osc);color:#dcefe0;margin-top:36px;padding:28px 0}
footer.site a{color:#fff}
footer.site ul{list-style:none;padding:0;margin:8px 0;display:flex;gap:18px;flex-wrap:wrap}
footer.site .cols{display:grid;grid-template-columns:1fr;gap:14px}
@media(min-width:700px){footer.site .cols{grid-template-columns:2fr 1fr 1fr}}
footer.site h4{margin:.2rem 0;color:#fff}
.copyright{border-top:1px solid rgba(255,255,255,.18);margin-top:18px;padding-top:14px;font-size:.88rem;color:#b9d6bf}