*{margin:0;padding:0;box-sizing:border-box}
:root{--tinta:#0A1411;--calden:#173A31;--hueso:#F2EFE8;--arena:#DAD3C3;--paja:#B49557;--bronce:#8A6D3B;--musgo:#5F6B64;
--d:'Jost','Futura','Century Gothic',sans-serif;--b:'Source Sans 3','Segoe UI',Calibri,sans-serif}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body{background:var(--tinta);color:var(--hueso);font-family:var(--b);font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit}
.wrap{max-width:1180px;margin:auto;padding:0 clamp(20px,5vw,40px)}
.skip{position:absolute;left:-999px;top:8px;background:var(--paja);color:var(--tinta);padding:8px 14px;z-index:99}
.skip:focus{left:8px}
:focus-visible{outline:2px solid var(--paja);outline-offset:3px}
/* tipografía */
h1,h2,h3{font-family:var(--d);font-weight:500;line-height:1.12}
h1{font-size:clamp(34px,5.6vw,64px);letter-spacing:.02em;max-width:15ch}
h2{font-size:clamp(26px,3.6vw,42px);max-width:22ch;letter-spacing:.015em;margin-bottom:36px}
h3{font-size:20px;letter-spacing:.03em;margin-bottom:8px}
.eye{font-family:var(--d);font-size:12px;font-weight:500;letter-spacing:.3em;text-transform:uppercase;color:var(--paja);margin-bottom:16px}
.lead{font-weight:300;font-size:19px;max-width:54ch;opacity:.9}
.wm{font-family:var(--d);font-weight:500;letter-spacing:.28em;text-transform:uppercase;text-decoration:none;display:flex;align-items:center;gap:.55em;line-height:1;font-size:17px;--acc:var(--paja)}
.mk{width:1.5em;height:1.75em;flex:none}
/* botones */
.btn{display:inline-block;font-family:var(--d);font-weight:600;font-size:13px;letter-spacing:.2em;text-transform:uppercase;text-decoration:none;padding:15px 24px;border-radius:6px;background:var(--paja);color:var(--tinta);border:2px solid var(--paja);cursor:pointer;transition:background .2s,color .2s}
.btn:hover{background:var(--hueso);border-color:var(--hueso)}
.btn-o{background:transparent;color:var(--hueso);border-color:rgba(242,239,232,.4)}
.btn-o:hover{background:var(--hueso);color:var(--tinta)}
.btn-sm{padding:10px 16px;font-size:12px}
.cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px}
/* nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(10,20,17,.88);backdrop-filter:blur(10px);border-bottom:1px solid rgba(218,211,195,.12)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:72px}
.menu{display:flex;align-items:center;gap:28px}
.menu a:not(.btn){font-family:var(--d);font-size:13px;letter-spacing:.14em;text-transform:uppercase;text-decoration:none;opacity:.85}
.menu a:not(.btn):hover{opacity:1;color:var(--paja)}
.burger{display:none;background:none;border:0;width:44px;height:44px;cursor:pointer;position:relative}
.burger span{position:absolute;left:10px;right:10px;height:2px;background:var(--hueso);transition:transform .25s}
.burger span:first-child{top:18px}.burger span:last-child{top:26px}
.burger[aria-expanded=true] span:first-child{transform:translateY(4px) rotate(45deg)}
.burger[aria-expanded=true] span:last-child{transform:translateY(-4px) rotate(-45deg)}
/* hero */
.hero{background:radial-gradient(80% 90% at 85% 40%,var(--calden),var(--tinta) 70%);overflow:hidden}
.hero-in{display:grid;grid-template-columns:1.15fr 1fr;align-items:center;gap:32px;min-height:min(86vh,720px);padding-top:56px;padding-bottom:56px}
.hero .lead{margin-top:22px}
.hero-art svg{width:100%;height:auto;max-height:480px;opacity:.95}
.contour path{opacity:.3;animation:drift 9s ease-in-out infinite alternate}
.contour path:nth-child(even){animation-duration:12s}
@keyframes drift{to{transform:translateY(8px)}}
/* secciones */
.sec{padding:clamp(64px,9vw,112px) 0}
.s-dark{background:var(--tinta)}
.s-green{background:var(--calden)}
.s-light{background:var(--hueso);color:var(--tinta)}
.s-light h2,.s-light h3{color:var(--calden)}
.s-light .eye{color:var(--bronce)}
.grid{display:grid;gap:18px}
.g4{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.g3{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.g2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
.g4 article p,.card p,.case p{font-weight:300;font-size:16px}
.s-light .g4 article p{color:#3A4742}
.ic{width:48px;height:48px;border-radius:50%;background:var(--arena);display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.ic svg{width:22px;height:22px;fill:none;stroke:var(--calden);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.card{background:var(--calden);border:1px solid rgba(218,211,195,.14);border-radius:8px;padding:30px;transition:transform .25s,border-color .25s}
.card:hover{transform:translateY(-4px);border-color:var(--paja)}
.card p{color:rgba(242,239,232,.82)}
.steps{list-style:none;display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px;counter-reset:s}
.steps li{counter-increment:s;border-top:2px solid var(--paja);padding-top:18px}
.steps li::before{content:"0" counter(s);font-family:var(--d);color:var(--paja);letter-spacing:.2em;font-size:13px}
.steps b{display:block;font-family:var(--d);font-weight:500;font-size:22px;margin:6px 0}
.steps span{font-weight:300;opacity:.85}
.case{background:#fff;border:1px solid var(--arena);border-radius:8px;padding:34px;display:flex;flex-direction:column;gap:12px;align-items:flex-start}
.case p{color:#3A4742}
.case-cta{background:var(--calden);color:var(--hueso);border-color:var(--calden)}
.case-cta h3{color:var(--hueso)}.case-cta p{color:var(--arena)}
.tag{font-family:var(--d);font-size:11px;letter-spacing:.25em;text-transform:uppercase;background:var(--arena);color:var(--calden);padding:5px 10px;border-radius:4px}
.two{display:grid;grid-template-columns:1fr 1.1fr;gap:clamp(32px,6vw,80px);align-items:start}
.story p{font-weight:300;font-size:18px;margin-bottom:16px;opacity:.92}
.trio{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:28px;border-top:1px solid rgba(218,211,195,.2);padding-top:22px;font-size:15px;font-weight:300}
.trio b{display:block;font-family:var(--d);font-weight:500;letter-spacing:.2em;text-transform:uppercase;color:var(--paja);font-size:13px;margin-bottom:4px}
.info{list-style:none;margin-top:28px;display:grid;gap:8px}
.info a{text-decoration:none;border-bottom:1px solid var(--paja)}
/* formulario */
form{display:grid;gap:16px;background:rgba(10,20,17,.45);padding:clamp(22px,4vw,36px);border-radius:8px;border:1px solid rgba(218,211,195,.16)}
label{font-family:var(--d);font-size:13px;letter-spacing:.1em;display:grid;gap:6px}
input,textarea{font:inherit;font-size:16px;color:var(--hueso);background:transparent;border:1px solid rgba(218,211,195,.4);border-radius:6px;padding:12px 14px;width:100%}
input::placeholder,textarea::placeholder{color:rgba(242,239,232,.45)}
input:focus,textarea:focus{outline:2px solid var(--paja);border-color:var(--paja)}
.hp{position:absolute;left:-9999px;height:0;width:0;opacity:0}
#msg{min-height:1.4em;font-size:15px}
#msg.ok{color:var(--arena)}#msg.err{color:#E7B7A0}
.foot{background:var(--tinta);border-top:1px solid rgba(218,211,195,.12);padding:40px 0}
.foot-in{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}
.foot p{font-weight:300;opacity:.8}.small{font-size:14px}
/* animación */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s,transform .6s}
.reveal.in{opacity:1;transform:none}
@media(max-width:860px){
 .burger{display:block}
 .menu{position:absolute;top:72px;left:0;right:0;background:var(--tinta);flex-direction:column;align-items:flex-start;padding:20px clamp(20px,5vw,40px) 28px;gap:18px;border-bottom:1px solid rgba(218,211,195,.15);display:none}
 .menu.open{display:flex}
 .hero-in,.two{grid-template-columns:1fr}
 .hero-art{order:-1;max-height:240px;overflow:hidden}
 .trio{grid-template-columns:1fr}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{opacity:1;transform:none;transition:none}.contour path{animation:none}.card{transition:none}}