/* GRUPO EMPRESARIAL INMARK, S.A. — GEISA */

:root{
  --tinta:#1c2530;
  --tinta-suave:#39424e;
  --papel:#f2f3f1;
  --blanco:#ffffff;
  --granate:#8c2332;
  --granate-oscuro:#6e1a27;
  --piedra:#7d848d;
  --linea:#d9dcd7;
  --max:1120px;
  --display:'Marcellus',serif;
  --body:'Instrument Sans',system-ui,sans-serif;
  --mono:'IBM Plex Mono',monospace;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
}

body{
  font-family:var(--body);
  color:var(--tinta);
  background:var(--papel);
  line-height:1.65;
  font-size:1.0625rem;
  -webkit-font-smoothing:antialiased;
}

img{max-width:100%;display:block}
a{color:var(--granate)}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{
  outline:2px solid var(--granate);outline-offset:3px;border-radius:2px;
}

.contenedor{max-width:var(--max);margin:0 auto;padding:0 1.5rem}

/* ---------- Header ---------- */
.cabecera{
  position:sticky;top:0;z-index:50;
  background:rgba(242,243,241,.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--linea);
}
.cabecera-int{
  display:flex;align-items:center;justify-content:space-between;
  height:72px;
}
.marca{
  display:flex;align-items:baseline;gap:.65rem;
  text-decoration:none;color:var(--tinta);
}
.marca-sigla{
  font-family:var(--display);
  font-size:1.55rem;letter-spacing:.06em;
  color:var(--granate);
}
.marca-nombre{
  font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--tinta-suave);
}
.nav{display:flex;gap:1.9rem;align-items:center}
.nav a{
  text-decoration:none;color:var(--tinta);
  font-size:.92rem;letter-spacing:.04em;
  padding:.25rem 0;
  border-bottom:2px solid transparent;
  transition:border-color .2s,color .2s;
}
.nav a:hover{color:var(--granate);border-bottom-color:var(--granate)}
.nav .nav-cta{
  border:1px solid var(--granate);
  color:var(--granate);
  padding:.5rem 1.1rem;border-radius:2px;
}
.nav .nav-cta:hover{background:var(--granate);color:var(--blanco)}
.menu-btn{display:none;background:none;border:1px solid var(--linea);border-radius:2px;padding:.45rem .7rem;font:inherit;cursor:pointer;color:var(--tinta)}

/* ---------- Hero ---------- */
.hero{
  background:var(--tinta);
  color:var(--papel);
  position:relative;
  overflow:hidden;
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    linear-gradient(115deg,transparent 62%,rgba(140,35,50,.28) 62.15%,rgba(140,35,50,.28) 63%,transparent 63.15%),
    linear-gradient(115deg,transparent 68%,rgba(140,35,50,.16) 68.15%,rgba(140,35,50,.16) 72%,transparent 72.15%);
}
.hero-int{
  padding:6.5rem 0 5.5rem;
  max-width:780px;position:relative;z-index:1;
}
.hero .sobre{
  font-family:var(--mono);font-size:.78rem;letter-spacing:.18em;
  text-transform:uppercase;color:#c9a3aa;
  margin-bottom:1.4rem;
}
.hero h1{
  font-family:var(--display);
  font-weight:400;
  font-size:clamp(2.2rem,5vw,3.6rem);
  line-height:1.12;
  letter-spacing:.01em;
  margin-bottom:1.5rem;
}
.hero p{max-width:56ch;color:#c6ccd3;margin-bottom:2.4rem}
.hero-datos{
  display:flex;flex-wrap:wrap;gap:1.6rem 2.8rem;
  font-family:var(--mono);font-size:.8rem;color:#96a0ab;
  border-top:1px solid rgba(217,220,215,.18);
  padding-top:1.6rem;
}
.hero-datos strong{color:var(--papel);font-weight:500;display:block;font-size:.85rem}
.botones{display:flex;gap:1rem;flex-wrap:wrap;margin-bottom:3rem}
.btn{
  display:inline-block;text-decoration:none;
  padding:.85rem 1.7rem;border-radius:2px;
  font-size:.95rem;letter-spacing:.03em;
  transition:background .2s,color .2s;
}
.btn-primario{background:var(--granate);color:var(--blanco)}
.btn-primario:hover{background:var(--granate-oscuro)}
.btn-secundario{border:1px solid rgba(242,243,241,.45);color:var(--papel)}
.btn-secundario:hover{border-color:var(--papel);background:rgba(242,243,241,.08)}

/* ---------- Secciones ---------- */
.seccion{padding:5.5rem 0}
.seccion-alt{background:var(--blanco);border-top:1px solid var(--linea);border-bottom:1px solid var(--linea)}
.encabezado-seccion{max-width:640px;margin-bottom:3rem}
.eyebrow{
  font-family:var(--mono);font-size:.75rem;letter-spacing:.18em;
  text-transform:uppercase;color:var(--granate);
  display:block;margin-bottom:.9rem;
}
h2{
  font-family:var(--display);font-weight:400;
  font-size:clamp(1.7rem,3.4vw,2.4rem);line-height:1.2;
  margin-bottom:1rem;
}
.encabezado-seccion p{color:var(--tinta-suave)}

/* Empresa */
.empresa-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:4rem;align-items:start}
.empresa-texto p+p{margin-top:1.1rem}
.empresa-texto{color:var(--tinta-suave)}
.hitos{border-left:2px solid var(--granate);padding-left:1.6rem;display:grid;gap:1.5rem}
.hito strong{font-family:var(--display);font-size:1.5rem;display:block;color:var(--tinta);letter-spacing:.02em}
.hito span{font-size:.9rem;color:var(--piedra)}

/* Actividades — estilo articulado de estatutos */
.articulo-cab{
  font-family:var(--mono);font-size:.8rem;letter-spacing:.14em;
  color:var(--piedra);text-transform:uppercase;margin-bottom:.4rem;display:block;
}
.actividades{list-style:none;border-top:1px solid var(--linea)}
.actividades li{
  display:grid;grid-template-columns:64px 1fr;gap:1.4rem;
  padding:1.35rem 0;border-bottom:1px solid var(--linea);
  align-items:start;
}
.actividades .letra{
  font-family:var(--display);font-size:1.45rem;color:var(--granate);
  line-height:1.2;
}
.actividades h3{font-size:1.02rem;font-weight:600;margin-bottom:.25rem}
.actividades p{font-size:.95rem;color:var(--tinta-suave)}
.actividades li.destacada{background:linear-gradient(90deg,rgba(140,35,50,.06),transparent 70%)}

/* Datos registrales */
.datos-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));
  gap:1px;background:var(--linea);border:1px solid var(--linea);
}
.dato{background:var(--blanco);padding:1.5rem 1.6rem}
.dato dt{
  font-family:var(--mono);font-size:.72rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--piedra);margin-bottom:.5rem;
}
.dato dd{font-family:var(--mono);font-size:.98rem;color:var(--tinta);word-break:break-word}

/* Contacto */
.contacto-grid{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:start}
.info-contacto{display:grid;gap:1.8rem}
.info-item strong{display:block;font-family:var(--mono);font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;color:var(--granate);margin-bottom:.35rem}
.info-item a{color:var(--tinta);text-decoration:none;border-bottom:1px solid var(--linea)}
.info-item a:hover{color:var(--granate);border-bottom-color:var(--granate)}
.formulario{display:grid;gap:1.15rem}
.campo label{display:block;font-size:.85rem;letter-spacing:.03em;margin-bottom:.4rem;color:var(--tinta-suave)}
.campo input,.campo textarea{
  width:100%;padding:.8rem .95rem;
  border:1px solid var(--linea);border-radius:2px;
  font:inherit;font-size:.98rem;background:var(--blanco);color:var(--tinta);
}
.campo input:focus,.campo textarea:focus{border-color:var(--granate)}
.campo textarea{min-height:150px;resize:vertical}
.formulario .btn{border:none;cursor:pointer;font-family:inherit;justify-self:start}
.form-nota{font-size:.82rem;color:var(--piedra)}
.form-ok{display:none;background:rgba(140,35,50,.07);border:1px solid var(--granate);padding:.9rem 1.1rem;font-size:.92rem;border-radius:2px}

/* ---------- Footer ---------- */
.pie{background:var(--tinta);color:#aeb6bf;font-size:.9rem}
.pie-int{padding:3.5rem 0 2.5rem;display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:3rem}
.pie h4{
  font-family:var(--mono);font-size:.72rem;letter-spacing:.18em;
  text-transform:uppercase;color:#7d8792;margin-bottom:1rem;font-weight:500;
}
.pie ul{list-style:none;display:grid;gap:.55rem}
.pie a{color:#d3d9df;text-decoration:none}
.pie a:hover{color:var(--blanco);text-decoration:underline}
.pie .pie-marca{font-family:var(--display);font-size:1.3rem;color:var(--papel);letter-spacing:.05em;margin-bottom:.8rem}
.pie address{font-style:normal;line-height:1.7}
.pie-legal{
  border-top:1px solid rgba(217,220,215,.14);
  padding:1.3rem 0;font-size:.8rem;color:#7d8792;
  display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;
  font-family:var(--mono);
}

/* ---------- Páginas legales ---------- */
.legal{max-width:760px;padding:4.5rem 1.5rem 5.5rem;margin:0 auto}
.legal h1{font-family:var(--display);font-weight:400;font-size:clamp(1.9rem,4vw,2.6rem);margin-bottom:.6rem}
.legal .actualizado{font-family:var(--mono);font-size:.78rem;color:var(--piedra);letter-spacing:.1em;text-transform:uppercase;margin-bottom:2.5rem;display:block}
.legal h2{font-size:1.35rem;margin:2.4rem 0 .8rem}
.legal p+p{margin-top:.9rem}
.legal ul{margin:.8rem 0 .8rem 1.3rem}
.legal li+li{margin-top:.4rem}
.legal p,.legal li{color:var(--tinta-suave)}
.legal table{width:100%;border-collapse:collapse;margin:1rem 0;font-size:.92rem}
.legal th,.legal td{border:1px solid var(--linea);padding:.6rem .8rem;text-align:left;vertical-align:top}
.legal th{background:var(--blanco);font-family:var(--mono);font-size:.75rem;letter-spacing:.1em;text-transform:uppercase;color:var(--piedra)}
.volver{display:inline-block;margin-bottom:2rem;font-size:.9rem;text-decoration:none;font-family:var(--mono)}

/* ---------- Responsive ---------- */
@media (max-width:900px){
  .empresa-grid,.contacto-grid{grid-template-columns:1fr;gap:2.8rem}
  .pie-int{grid-template-columns:1fr;gap:2.2rem}
}
@media (max-width:760px){
  .menu-btn{display:block}
  .nav{
    display:none;position:absolute;top:72px;left:0;right:0;
    background:var(--papel);border-bottom:1px solid var(--linea);
    flex-direction:column;align-items:stretch;padding:1rem 1.5rem 1.4rem;gap:.2rem;
  }
  .nav.abierta{display:flex}
  .nav a{padding:.7rem 0;border-bottom:1px solid var(--linea)}
  .nav .nav-cta{border:none;padding:.7rem 0;text-align:left}
  .hero-int{padding:4.5rem 0 4rem}
  .seccion{padding:4rem 0}
  .actividades li{grid-template-columns:44px 1fr;gap:1rem}
}