:root{
  --amarillo:#ffc20e;
  --naranja:#f7931e;
  --negro:#111;
  --gris:#1a1a1c;
  --gris2:#232326;
  --linea:rgba(255,255,255,.09);
  --texto:#e9e9e9;
  --suave:#a9a9ad;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{font-family:'Montserrat',sans-serif;background:var(--negro);color:var(--texto);line-height:1.65;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.contenedor{width:min(1200px,92%);margin:auto}

/* ---------- nav ---------- */
.nav{position:fixed;inset:0 0 auto;z-index:50;background:rgba(14,14,14,.82);backdrop-filter:blur(10px);border-bottom:1px solid var(--linea);transition:.3s}
.nav__in{display:flex;align-items:center;justify-content:space-between;height:74px}
.nav__logo img{height:54px;width:auto}
.nav__menu{display:flex;align-items:center;gap:2rem}
.nav__menu a{font-weight:500;font-size:.88rem;letter-spacing:.3px;position:relative;color:#ddd;transition:.2s}
.nav__menu a:hover{color:var(--amarillo)}
.nav__menu a::after{content:"";position:absolute;left:50%;bottom:-6px;width:5px;height:5px;border-radius:50%;background:var(--amarillo);transform:translateX(-50%) scale(0);transition:.2s}
.nav__menu a:hover::after{transform:translateX(-50%) scale(1)}
.nav__toggle{display:none;background:none;border:0;color:var(--amarillo);font-size:1.6rem;cursor:pointer}

/* ---------- tipografía ---------- */
.titulo{font-family:'Oswald',sans-serif;font-size:clamp(2rem,4vw,3.1rem);line-height:1.15;text-transform:uppercase;font-weight:600;letter-spacing:.5px;margin-bottom:1.6rem;color:#fff;position:relative}
.titulo--oscuro{color:#111}
.centro{text-align:center}
.etiqueta{font-style:normal}
.grad{color:var(--amarillo);font-style:normal}
.clara .grad{color:#e8a600}
.kicker{display:inline-flex;align-items:center;gap:.6rem;font-size:.78rem;font-weight:600;text-transform:uppercase;letter-spacing:2.5px;color:var(--amarillo);margin-bottom:1rem}
.kicker::before{content:"";width:8px;height:8px;border-radius:2px;background:var(--amarillo);transform:rotate(45deg)}
.kicker__linea{display:none}
.texto{color:#c9c9cd;margin-bottom:1.2rem}
.texto--oscuro{color:#333;font-weight:600}
.texto-barra{font-size:1.08rem;color:#f2f2f2;margin-bottom:1.2rem}
.subtitulo{color:var(--amarillo);font-weight:600;text-transform:uppercase;letter-spacing:2px;font-size:.85rem;margin-bottom:.6rem}

/* ---------- secciones ---------- */
.seccion{padding:6.5rem 0;position:relative}
.oscura{background:#141416}
.clara{background:#f5f5f3;color:#222}
.dos-col{display:grid;grid-template-columns:1.05fr 1fr;gap:4.5rem;align-items:center}
.foto-marco{position:relative;border-radius:22px 22px 22px 4px;overflow:hidden;box-shadow:0 24px 60px rgba(0,0,0,.45)}
.foto-marco::after{content:"";position:absolute;left:0;bottom:0;width:38%;height:7px;background:var(--amarillo);z-index:1}
.foto-marco img{width:100%;height:100%;max-height:480px;object-fit:cover;transition:transform .8s}
.foto-marco:hover img{transform:scale(1.05)}
.foto-marco--claro{box-shadow:0 24px 50px rgba(0,0,0,.15)}

/* ---------- hero ---------- */
.hero{min-height:92vh;position:relative;display:flex;align-items:flex-end;padding:140px 0 110px;overflow:hidden}
.hero__img{position:absolute;inset:0;background-size:cover;background-position:center;animation:zoom 20s ease-in-out infinite alternate}
.hero__velo{position:absolute;inset:0;background:linear-gradient(90deg,rgba(12,12,12,.92) 0%,rgba(12,12,12,.6) 45%,rgba(12,12,12,.15) 100%),linear-gradient(0deg,rgba(12,12,12,.9) 0%,rgba(12,12,12,0) 45%)}
@keyframes zoom{to{transform:scale(1.07)}}
.hero__in{position:relative;z-index:2}
.hero__titulo{font-family:'Oswald',sans-serif;text-transform:uppercase;line-height:.95;margin:.2rem 0 1.4rem;font-weight:700}
.hero__titulo .etiqueta{display:block;font-size:clamp(2rem,4.5vw,3.4rem);color:#fff;font-weight:500;letter-spacing:6px}
.hero__titulo .grad{display:block;font-size:clamp(3.2rem,9vw,7.5rem)}
.hero__marca{display:inline-block;font-weight:600;font-size:1rem;letter-spacing:4px;text-transform:uppercase;color:#fff;padding:.6rem 1.2rem;border:1px solid rgba(255,255,255,.35);border-radius:40px;backdrop-filter:blur(4px)}

/* ---------- misión visión ---------- */
.mv{display:grid;grid-template-columns:1fr .8fr 1fr;gap:2rem;align-items:stretch;margin-top:2rem}
.mv__card{background:#fff;border-radius:20px;padding:2.4rem;box-shadow:0 12px 34px rgba(0,0,0,.07)}
.mv__icono{width:58px;height:58px;border-radius:16px;background:var(--amarillo);color:#111;display:grid;place-items:center;font-size:1.4rem;margin-bottom:1.2rem}
.mv__card h3{font-family:'Oswald',sans-serif;font-size:1.6rem;text-transform:uppercase;margin-bottom:.6rem;font-weight:600}
.mv__card p{color:#4a4a4a}
.mv__foto{border-radius:20px;overflow:hidden}
.mv__foto img{width:100%;height:100%;object-fit:cover}

/* ---------- valores ---------- */
.valores{background:#0f0f10}
.valores__grid{display:grid;grid-template-columns:repeat(5,1fr);gap:1.2rem;margin-top:2.5rem}
.valor{padding:2rem 1.4rem;background:var(--gris);border:1px solid var(--linea);border-radius:18px;transition:.3s}
.valor:hover{border-color:rgba(255,194,14,.5);transform:translateY(-4px)}
.valor i{font-size:1.4rem;width:52px;height:52px;border-radius:50%;display:grid;place-items:center;background:rgba(255,194,14,.12);color:var(--amarillo);margin-bottom:1.2rem}
.valor p{font-size:.9rem;color:#c4c4c8}

/* ---------- servicios ---------- */
.lista-barras{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.lista-barras li{display:flex;flex-direction:column;gap:.8rem;padding:1.3rem;background:var(--gris);border:1px solid var(--linea);border-radius:16px;font-weight:600;font-size:.95rem;line-height:1.35;transition:.3s}
.lista-barras li:hover{border-color:rgba(255,194,14,.5);background:var(--gris2)}
.lista-barras small{display:block;font-weight:400;color:var(--suave);margin-top:-.6rem;font-size:.82rem}
.ico{width:42px;height:42px;border-radius:12px;background:var(--amarillo);color:#111;display:grid;place-items:center;font-size:1.05rem}

/* ---------- concretos ---------- */
.concretos{overflow:hidden;background:#101011}
.concretos__fondo{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.12;filter:grayscale(1)}
.concretos .contenedor{position:relative}
.fc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.4rem;margin-top:1rem}
.fc{display:flex;flex-direction:column;background:rgba(26,26,28,.92);border:1px solid var(--linea);border-radius:20px;padding:2rem 1.6rem;position:relative;overflow:hidden;transition:.35s}
.fc::before{content:"";position:absolute;left:0;top:0;height:4px;width:0;background:var(--amarillo);transition:.4s}
.fc:hover{transform:translateY(-6px);border-color:rgba(255,194,14,.35)}
.fc:hover::before{width:100%}
.fc__ico{order:-1;height:70px;width:auto;max-width:80%;object-fit:contain;object-position:left;margin-bottom:1.6rem;opacity:.9}
.fc__cab{font-family:'Oswald',sans-serif;font-size:2.3rem;font-weight:600;color:var(--amarillo);line-height:1}
.fc__cab small{display:block;font-family:'Montserrat',sans-serif;font-size:.8rem;font-weight:500;color:var(--suave);letter-spacing:1px;margin-top:.4rem}
.fc p{margin-top:1rem;padding-top:1rem;border-top:1px solid var(--linea);color:#e2e2e2;font-size:.95rem}
.nota{margin-top:2.2rem;display:flex;align-items:center;gap:.7rem;color:#cfcfd2}
.nota::before{content:"\f05a";font-family:"Font Awesome 6 Free";font-weight:900;color:var(--amarillo)}

/* ---------- listas con iconos ---------- */
.lista-iconos{list-style:none;display:grid;gap:1.1rem}
.lista-iconos li{display:flex;align-items:center;gap:1rem;color:#e6e6e6}
.ico-borde{flex:0 0 44px;height:44px;border-radius:50%;background:rgba(255,194,14,.12);color:var(--amarillo);display:grid;place-items:center;font-size:1rem}

/* ---------- mixer ---------- */
.mixer{overflow:hidden;min-height:640px;display:flex;align-items:center;background:#111}
.mixer__fondo{position:absolute;inset:0;background-size:cover;background-position:center}
.mixer::before{content:"";position:absolute;inset:0;z-index:1;background:rgba(10,10,10,.35)}
.mixer .contenedor{position:relative;z-index:2;display:flex;justify-content:flex-end}
.mixer__caja{max-width:540px;background:rgba(16,16,18,.88);backdrop-filter:blur(8px);border:1px solid var(--linea);border-radius:24px;padding:2.6rem}

/* ---------- materiales ---------- */
.sellos{display:grid;grid-template-columns:1fr 1fr;gap:.9rem;margin:1.6rem 0 0}
.sello{display:flex;align-items:center;gap:.9rem;padding:1rem 1.1rem;background:var(--gris);border:1px solid var(--linea);border-radius:14px;font-weight:700;font-size:.92rem;line-height:1.25;color:#fff;transition:.3s}
.sello:hover{border-color:rgba(255,194,14,.5)}
.sello i{font-size:1.4rem;color:var(--amarillo);flex:0 0 auto}
.sello small{display:block;font-weight:400;font-size:.85em;color:var(--suave);margin-top:.2rem}

/* ---------- aplicaciones ---------- */
.aplic{list-style:none;display:grid;gap:.8rem}
.aplic li{display:flex;gap:1.1rem;align-items:center;background:#fff;border-radius:14px;padding:.9rem 1.1rem;box-shadow:0 6px 18px rgba(0,0,0,.05)}
.aplic i{font-size:1.2rem;width:46px;height:46px;border-radius:12px;background:#fff5d6;color:#d99a00;display:grid;place-items:center;flex:0 0 46px}
.aplic strong{display:block;font-size:1rem;color:#111}
.aplic span{color:#666;font-size:.88rem}

/* ---------- por qué ---------- */
.porque{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem;margin-top:2.5rem}
.pq{display:flex;align-items:center;gap:1.2rem;padding:1.6rem 1.5rem;background:var(--gris);border-radius:18px;border-left:4px solid transparent;transition:.3s}
.pq:hover{border-left-color:var(--amarillo);background:var(--gris2)}
.pq i{flex:0 0 58px;height:58px;border-radius:16px;display:grid;place-items:center;font-size:1.5rem;background:var(--amarillo);color:#111}
.pq p{font-weight:600;color:#fff;line-height:1.3;font-size:1.02rem}

/* ---------- compromiso ---------- */
.compromiso{background:#0f0f10}
.compromiso .texto{font-size:1.15rem}

/* ---------- CTA ---------- */
.cta{background-size:cover;background-position:center;padding:7rem 0;text-align:center}
.cta__tres{display:flex;justify-content:center;flex-wrap:wrap;gap:1.2rem;margin:1rem 0 2rem}
.cta__tres span{display:flex;flex-direction:column;align-items:center;gap:.8rem;font-weight:600;font-size:1rem;min-width:200px;padding:1.6rem 1.2rem;background:rgba(16,16,18,.7);border:1px solid var(--linea);border-radius:18px;backdrop-filter:blur(6px)}
.cta__tres i{width:56px;height:56px;border-radius:50%;display:grid;place-items:center;font-size:1.3rem;background:var(--amarillo);color:#111}
.cta__chip{color:#ddd;margin-bottom:.6rem}

/* ---------- pie ---------- */
.pie{background:#0a0a0a;border-top:1px solid var(--linea);padding:3rem 0}
.pie__in{display:flex;flex-direction:column;align-items:center;gap:.7rem;text-align:center}
.pie img{height:76px;width:auto}
.pie p{font-weight:500;letter-spacing:1px;font-size:.85rem;color:#ccc}
.pie__copy{color:var(--suave)!important;font-weight:400!important}

/* ---------- animación de revelado ---------- */
.revelar{opacity:0;transform:translateY(30px);transition:opacity .7s ease,transform .7s ease}
.revelar.visible{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .valores__grid{grid-template-columns:repeat(3,1fr)}
  .porque{grid-template-columns:repeat(2,1fr)}
  .fc-grid{grid-template-columns:repeat(2,1fr)}
  .mv{grid-template-columns:1fr 1fr}
  .mv__foto{display:none}
}
@media (max-width:820px){
  .nav__toggle{display:block}
  .nav__menu{position:absolute;top:74px;left:0;right:0;flex-direction:column;background:#111;padding:1.5rem;gap:1.2rem;border-bottom:1px solid var(--linea);transform:translateY(-130%);transition:.3s;z-index:-1}
  .nav__menu.abierto{transform:none}
  .dos-col{grid-template-columns:1fr;gap:2.5rem}
  .mixer .contenedor{justify-content:center}
  .seccion{padding:4.5rem 0}
}
@media (max-width:560px){
  .porque,.valores__grid,.fc-grid,.mv,.lista-barras,.sellos{grid-template-columns:1fr}
  .mixer__caja{padding:1.8rem}
}