:root{
  --pizarra:#1C453B;
  --arena:#B9AB97;
  --grafito:#272213;
  --papel:#F5F4F0;
  --tiza:#A8BFB6;
  --white:#ffffff;
  --line:rgba(39,34,19,.14);
  --shadow:0 18px 50px rgba(28,69,59,.10);
  --radius:24px;
  --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--papel);color:var(--grafito);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.6}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
p{margin:.2rem 0 1rem}
h1,h2,h3{font-family:"Arial Narrow","Roboto Condensed","Helvetica Neue",Arial,sans-serif;line-height:.98;letter-spacing:-.02em;margin:0 0 1rem}
h1{font-size:clamp(2.8rem,7vw,6.4rem);text-transform:uppercase}
h2{font-size:clamp(2rem,4.5vw,4rem);text-transform:uppercase}
h3{font-size:1.45rem}
small,.eyebrow,.kicker{letter-spacing:.18em;text-transform:uppercase;font-weight:700;font-size:.76rem}
.container{width:min(calc(100% - 40px),var(--max));margin-inline:auto}
.skip-link{position:absolute;left:-9999px}.skip-link:focus{left:12px;top:12px;background:#fff;padding:10px 14px;z-index:999}
.site-header{position:sticky;top:0;z-index:50;background:rgba(245,244,240,.94);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:82px;gap:28px}
.brand{display:flex;align-items:center;max-width:250px}.brand img{width:100%;height:auto}
.main-nav{display:flex;align-items:center;gap:18px;font-weight:650;font-size:.93rem}
.main-nav>a:not(.btn){position:relative}.main-nav>a:not(.btn)::after{content:"";position:absolute;left:0;bottom:-7px;width:0;height:2px;background:var(--pizarra);transition:.2s}.main-nav>a:hover::after{width:100%}
.nav-toggle{display:none;background:none;border:0;padding:8px}.nav-toggle span{display:block;width:26px;height:2px;background:var(--grafito);margin:5px}
.btn{display:inline-flex;justify-content:center;align-items:center;gap:8px;background:var(--pizarra);color:#fff;padding:15px 22px;border-radius:999px;font-weight:800;border:1px solid var(--pizarra);transition:.2s}
.btn:hover{transform:translateY(-2px);box-shadow:0 12px 24px rgba(28,69,59,.16)}
.btn-outline{background:transparent;color:var(--pizarra)}.btn-light{background:#fff;color:var(--pizarra);border-color:#fff}.btn-small{padding:10px 16px;font-size:.86rem}
.hero{position:relative;overflow:hidden;background:var(--pizarra);color:#fff;padding:clamp(72px,10vw,128px) 0 82px}
.hero:after,.pattern{content:"";position:absolute;inset:-20%;background:repeating-linear-gradient(135deg,rgba(168,191,182,.09) 0 34px,transparent 34px 72px);transform:rotate(-2deg);pointer-events:none}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.25fr .75fr;gap:64px;align-items:end}
.hero h1{max-width:880px}.hero .lead{font-size:clamp(1.1rem,2vw,1.35rem);max-width:760px;color:rgba(255,255,255,.86)}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
.hero-card{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);padding:26px;border-radius:var(--radius);backdrop-filter:blur(6px)}
.hero-card strong{display:block;font-size:1.2rem;margin-bottom:8px}
.band{padding:28px 0;background:var(--grafito);color:#fff}
.band .container{display:flex;flex-wrap:wrap;gap:14px 30px;justify-content:center}.pill{border:1px solid rgba(255,255,255,.24);padding:9px 14px;border-radius:999px}
.section{padding:90px 0}.section-sm{padding:58px 0}.section-alt{background:#fff}.section-dark{background:var(--grafito);color:#fff}.section-green{background:var(--pizarra);color:#fff}
.section-head{display:grid;grid-template-columns:.42fr 1fr;gap:50px;align-items:end;margin-bottom:46px}.section-head p{max-width:720px;font-size:1.08rem}
.grid-2,.grid-3,.grid-4{display:grid;gap:22px}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:0 1px 0 rgba(39,34,19,.03);transition:.22s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.card .num{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:50%;background:var(--papel);color:var(--pizarra);font-weight:900;margin-bottom:28px}
.card .arrow{display:inline-block;margin-top:18px;color:var(--pizarra);font-weight:800}
.card-green{background:var(--pizarra);color:#fff;border-color:transparent}.card-green .arrow{color:#fff}
.metric{font-size:clamp(2.3rem,5vw,4.5rem);font-weight:900;line-height:1;color:var(--pizarra)}
.quote{font-size:clamp(1.6rem,3vw,2.8rem);line-height:1.15;font-weight:750;max-width:900px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.checks{display:grid;gap:12px;margin:24px 0}.check{display:flex;gap:12px;align-items:flex-start}.check:before{content:"✓";font-weight:900;color:var(--pizarra)}
.page-hero{padding:72px 0 52px;border-bottom:1px solid var(--line);background:linear-gradient(180deg,#fff 0,var(--papel) 100%)}
.page-hero h1{font-size:clamp(2.6rem,6vw,5.4rem);max-width:950px}.page-hero p{font-size:1.18rem;max-width:780px}
.breadcrumbs{font-size:.82rem;color:#6a675e;margin-bottom:24px}
.cta{position:relative;overflow:hidden;background:var(--pizarra);color:#fff;border-radius:32px;padding:52px;display:grid;grid-template-columns:1fr auto;gap:40px;align-items:center}.cta:after{content:"";position:absolute;right:-80px;top:-80px;width:300px;height:300px;border-radius:50%;border:80px solid rgba(185,171,151,.12)}
.tag{display:inline-flex;padding:7px 10px;border-radius:999px;background:rgba(28,69,59,.08);color:var(--pizarra);font-size:.78rem;font-weight:800}
.article-card .meta,.article-meta{font-size:.83rem;color:#6f6a5e}.article-card h3{margin-top:14px}
.prose{max-width:820px}.prose h2{font-size:2.2rem;margin-top:2.4rem}.prose h3{margin-top:1.7rem}.prose p,.prose li{font-size:1.05rem}
.faq{border-top:1px solid var(--line)}details{border-bottom:1px solid var(--line);padding:20px 0}summary{cursor:pointer;font-weight:800;font-size:1.05rem}details p{max-width:800px;margin-top:14px}
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:40px}.form{background:#fff;border:1px solid var(--line);padding:30px;border-radius:var(--radius)}label{display:block;font-weight:700;margin:16px 0 6px}input,select,textarea{width:100%;padding:14px 15px;border:1px solid #cfc9bd;border-radius:12px;font:inherit;background:#fff}textarea{min-height:140px;resize:vertical}.form .row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.notice{font-size:.84rem;color:#706b61}
.site-footer{background:var(--grafito);color:#fff;padding:58px 0 24px;margin-top:0}.footer-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:36px}.footer-grid h2{font-size:1rem;letter-spacing:.09em}.footer-grid a{display:block;color:rgba(255,255,255,.72);margin:8px 0}.footer-logo{filter:brightness(0) invert(1);max-width:220px;margin-bottom:18px}.footer-bottom{display:flex;justify-content:space-between;border-top:1px solid rgba(255,255,255,.15);padding-top:22px;margin-top:38px;color:rgba(255,255,255,.6);font-size:.82rem}
.center{text-align:center}.muted{color:#746f65}.spacer{height:24px}
@media (max-width:980px){
  .nav-toggle{display:block}
  .main-nav{display:none;position:absolute;left:20px;right:20px;top:74px;background:#fff;padding:20px;border-radius:18px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
  .main-nav.open{display:flex}
  .hero-grid,.split,.contact-grid,.section-head{grid-template-columns:1fr}
  .grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cta{grid-template-columns:1fr}
}
@media (max-width:640px){
  .container{width:min(calc(100% - 28px),var(--max))}
  .header-inner{min-height:72px}.brand{max-width:190px}
  .hero{padding-top:66px}.hero-grid{gap:30px}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .section{padding:64px 0}.section-sm{padding:44px 0}
  .cta{padding:34px 26px}.form .row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}.footer-bottom{flex-direction:column;gap:8px}
}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}