:root{
  --bg:#F4F4F4;           /* fondo claro general */
  --panel:#FFFFFF;        /* tarjetas */
  --ink:#222222;          /* texto principal */
  --muted:#4B5563;        /* texto secundario */
  --brand:#E63946;        /* rojo fuego */
  --forest:#2D6A4F;       /* verde bosque */
  --line:#E5E7EB;         /* bordes suaves */
  --radius:16px;
  --shadow:0 10px 28px rgba(0,0,0,.07);
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  background:var(--bg);
  color:var(--ink);
  line-height:1.6;
}

/* Header */
.site-header{
  position:sticky;top:0;z-index:10;
  background:#fff; border-bottom:1px solid var(--line);
}
.header-inner{
  width:min(1120px,92%); margin-inline:auto;
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 0;
}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-weight:800}
.nav a{color:var(--muted);text-decoration:none;margin-left:18px;font-weight:600}
.nav a:hover{color:var(--ink)}

/* Hero */
.hero{background:linear-gradient(180deg,#fff, #fafafa)}
.hero-inner{
  width:min(1120px,92%); margin-inline:auto;
  display:grid; grid-template-columns:1fr 1fr; gap:36px; align-items:center;
  padding:64px 0;
}
.hero h1{font-size:clamp(1.8rem,3vw,2.6rem);margin:0 0 8px 0}
.hero p{color:var(--muted);margin:0 0 16px 0}
.cta{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-block;padding:12px 20px;border-radius:999px;text-decoration:none;font-weight:800;border:2px solid transparent}
.btn-primary{background:var(--brand);color:white}
.btn-outline{background:transparent;color:var(--ink);border-color:var(--line)}

/* Sections */
.section{padding:72px 0}
.container{width:min(1120px,92%);margin-inline:auto}
.grid.two{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px}
.card.media{display:flex;align-items:center;justify-content:center}
.card img{max-width:100%;border-radius:12px}
.section.alt{background:#fafafa}

/* Lists */
.check{list-style:none;padding-left:0;margin:0}
.check li{position:relative;padding-left:28px;margin-bottom:10px}
.check li::before{
  content:"✓"; position:absolute; left:0; top:0; line-height:1.2; color:var(--forest); font-weight:800
}
.list{margin:0; padding-left:18px}

/* Footer */
.site-footer{border-top:1px solid var(--line); background:#fff; padding:28px 0; color:var(--muted)}
.foot{width:min(1120px,92%);margin-inline:auto;display:flex;align-items:center;justify-content:space-between;gap:12px}
.top{color:var(--muted);text-decoration:none}
.top:hover{color:var(--ink)}

/* Responsive */
@media (max-width: 880px){
  .hero-inner, .grid.two{grid-template-columns:1fr}
}