/* ============================================
   PORTIX STUDIO — Sistema de diseño
   ============================================ */
:root{
  --blanco:#FFFFFF;
  --azabache:#000000;
  --gris-900:#0a0a0a;
  --gris-800:#121212;
  --gris-700:#1c1c1c;
  --linea:rgba(255,255,255,.14);
  --texto-soft:rgba(255,255,255,.62);
  --max:1240px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--azabache);
  color:var(--blanco);
  font-family:'Montserrat',-apple-system,'Helvetica Neue',sans-serif;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.hp{position:absolute;left:-9999px;opacity:0;height:0;overflow:hidden}
.wrap{max-width:var(--max);margin:0 auto;padding:0 28px}
.eyebrow{
  font-size:11px;letter-spacing:.32em;text-transform:uppercase;
  color:var(--texto-soft);font-weight:600;margin-bottom:22px;
  display:flex;align-items:center;gap:12px;
}
.eyebrow::before{content:"";width:34px;height:1px;background:var(--blanco);opacity:.5}
.eyebrow.center{justify-content:center}
h1,h2,h3{font-weight:900;letter-spacing:-.02em;line-height:1.02;text-transform:uppercase}

/* ---------- NAV ---------- */
header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  transition:background .35s ease,border-color .35s ease,backdrop-filter .35s;
  border-bottom:1px solid transparent;
}
header.scrolled,header.solid{background:rgba(0,0,0,.88);backdrop-filter:blur(14px);border-bottom-color:var(--linea)}
.nav{display:flex;align-items:center;justify-content:space-between;height:78px}
.nav img.logo{height:26px;width:auto;display:block}
.menu{display:flex;align-items:center;gap:30px;list-style:none}
.menu a{
  font-size:12px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;
  position:relative;padding:6px 0;color:rgba(255,255,255,.8);transition:color .2s;
}
.menu a:hover,.menu a.activo{color:var(--blanco)}
.menu a::after{
  content:"";position:absolute;left:0;bottom:0;height:1px;width:0;background:var(--blanco);transition:width .3s;
}
.menu a:hover::after,.menu a.activo::after{width:100%}
.btn{
  display:inline-block;padding:14px 30px;font-size:12px;font-weight:700;
  letter-spacing:.16em;text-transform:uppercase;border:1px solid var(--blanco);
  background:var(--blanco);color:var(--azabache);transition:all .25s ease;cursor:pointer;
}
.btn:hover{background:transparent;color:var(--blanco)}
.btn.ghost{background:transparent;color:var(--blanco)}
.btn.ghost:hover{background:var(--blanco);color:var(--azabache)}
.btn.small{padding:11px 22px;font-size:11px}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;padding:8px}
.burger span{width:24px;height:2px;background:#fff;display:block;transition:.3s}

/* ---------- HERO HOME ---------- */
.hero{
  min-height:100vh;display:flex;align-items:center;position:relative;overflow:hidden;
  background:
    radial-gradient(900px 500px at 78% 22%, rgba(255,255,255,.10), transparent 65%),
    linear-gradient(180deg,#000 0%,#0b0b0b 100%);
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:repeating-linear-gradient(115deg,rgba(255,255,255,.045) 0 2px,transparent 2px 9px);
  pointer-events:none;
}
.hero-emblem{
  position:absolute;right:-90px;top:50%;transform:translateY(-50%);
  height:640px;opacity:.06;pointer-events:none;
}
/* ojo: no usar el atajo `padding` aquí — pisaría el padding lateral de .wrap
   y el texto del hero se pegaría a los bordes */
.hero-inner{position:relative;z-index:2;padding-top:130px;padding-bottom:90px}
.hero h1{font-size:clamp(3rem,8.2vw,7rem)}
.hero h1 .thin{font-weight:300;display:block;opacity:.75}
.hero p.lead{max-width:600px;margin:32px 0 42px;font-size:1.05rem;line-height:1.75;color:var(--texto-soft)}
.hero-cta{display:flex;gap:16px;flex-wrap:wrap}
.ticker{
  position:absolute;bottom:0;left:0;right:0;border-top:1px solid var(--linea);
  background:rgba(0,0,0,.6);overflow:hidden;z-index:3;
}
.ticker-track{display:flex;gap:60px;padding:16px 0;white-space:nowrap;animation:slide 30s linear infinite;width:max-content}
.ticker-track span{font-size:11px;letter-spacing:.28em;text-transform:uppercase;color:rgba(255,255,255,.45);font-weight:600}
@keyframes slide{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ---------- HERO PÁGINAS INTERIORES ---------- */
.page-hero{
  padding:190px 0 90px;position:relative;overflow:hidden;
  border-bottom:1px solid var(--linea);
  background:radial-gradient(760px 420px at 82% 20%, rgba(255,255,255,.08), transparent 66%),linear-gradient(180deg,#000,#0a0a0a);
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:repeating-linear-gradient(115deg,rgba(255,255,255,.04) 0 2px,transparent 2px 9px);
  pointer-events:none;
}
.page-hero .wrap{position:relative;z-index:2}
.page-hero h1{font-size:clamp(2.6rem,6.6vw,5.2rem);max-width:14ch}
.page-hero h1 .thin{font-weight:300;opacity:.72}
.page-hero p{max-width:600px;margin-top:28px;color:var(--texto-soft);font-size:1.02rem;line-height:1.8}
.page-emblem{position:absolute;right:-70px;bottom:-140px;height:460px;opacity:.05;pointer-events:none}

/* ---------- SECCIONES ---------- */
section{padding:120px 0;position:relative}
section.tight{padding:90px 0}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:40px;margin-bottom:64px;flex-wrap:wrap}
.section-head h2{font-size:clamp(2.1rem,4.6vw,3.6rem);max-width:640px}
.section-head p{max-width:400px;color:var(--texto-soft);font-size:.95rem;line-height:1.7}

/* servicios */
.services{border-top:1px solid var(--linea)}
.svc{
  display:grid;grid-template-columns:80px 1fr 1.1fr auto;gap:32px;align-items:center;
  padding:36px 0;border-bottom:1px solid var(--linea);transition:padding .3s,background .3s;
}
.svc:hover{background:linear-gradient(90deg,rgba(255,255,255,.06),transparent);padding-left:18px}
.svc .num{font-size:12px;letter-spacing:.2em;color:rgba(255,255,255,.35);font-weight:700}
.svc h3{font-size:1.45rem}
.svc p{color:var(--texto-soft);font-size:.92rem;line-height:1.65}
.svc .arrow{font-size:1.4rem;opacity:.35;transition:.3s}
.svc:hover .arrow{opacity:1;transform:translateX(8px)}

/* servicio detalle (página servicios) */
.svc-block{
  display:grid;grid-template-columns:1fr 1.35fr;gap:60px;
  padding:70px 0;border-bottom:1px solid var(--linea);align-items:start;
}
.svc-block:first-of-type{border-top:1px solid var(--linea)}
.svc-block .lado .num{font-size:3.6rem;font-weight:900;opacity:.16;line-height:1;margin-bottom:16px}
.svc-block h2{font-size:clamp(1.6rem,3vw,2.3rem);margin-bottom:16px}
.svc-block .lado p{color:var(--texto-soft);font-size:.95rem;line-height:1.8}
.lista{display:grid;gap:1px;background:var(--linea);border:1px solid var(--linea)}
.lista div{background:var(--azabache);padding:20px 24px;font-size:.9rem;color:var(--texto-soft);line-height:1.6;transition:background .25s}
.lista div:hover{background:var(--gris-700);color:#fff}
.lista div b{color:#fff;font-weight:700;display:block;margin-bottom:5px;font-size:.82rem;letter-spacing:.06em;text-transform:uppercase}

/* casos (logo + texto) */
.cases{background:var(--gris-900)}
.case{border:1px solid var(--linea);background:var(--gris-800);display:grid;grid-template-columns:1fr 1fr;margin-bottom:28px}
.case-media{padding:56px 44px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#161616,#050505);border-right:1px solid var(--linea)}
.logo-chip{background:#fff;padding:34px 40px;width:100%;display:flex;align-items:center;justify-content:center}
.logo-chip img{max-width:100%;max-height:78px;object-fit:contain}
.case-body{padding:48px 44px}
.tag{display:inline-block;font-size:10px;letter-spacing:.22em;text-transform:uppercase;border:1px solid var(--linea);padding:6px 12px;color:var(--texto-soft);margin-bottom:20px;font-weight:600}
.case-body h3{font-size:1.9rem;margin-bottom:14px}
.case-body p{color:var(--texto-soft);line-height:1.75;font-size:.95rem;margin-bottom:28px}
.metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;border-top:1px solid var(--linea);padding-top:26px}
.metric .v{font-size:1.75rem;font-weight:900;letter-spacing:-.03em}
.metric .l{font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--texto-soft);margin-top:6px;line-height:1.4}

/* ---------- PROYECTOS ---------- */
.proyectos{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
.proy{
  position:relative;border:1px solid var(--linea);background:var(--gris-800);
  display:flex;flex-direction:column;min-height:430px;overflow:hidden;transition:border-color .3s,transform .3s;
}
.proy:hover{border-color:rgba(255,255,255,.4);transform:translateY(-4px)}
.proy .visual{
  position:relative;height:230px;overflow:hidden;border-bottom:1px solid var(--linea);
  background:linear-gradient(135deg,#191919,#050505);
  display:flex;align-items:center;justify-content:center;
}
.proy .visual img{
  width:100%;height:100%;object-fit:cover;object-position:center;
  filter:grayscale(1) contrast(1.05) brightness(.68);transition:filter .5s,transform .7s;
}
.proy:hover .visual img{filter:grayscale(0) contrast(1) brightness(.92);transform:scale(1.04)}
.proy .visual .marca{
  position:absolute;font-size:clamp(2.4rem,5vw,3.6rem);font-weight:900;letter-spacing:-.04em;
  opacity:.13;text-transform:uppercase;pointer-events:none;text-align:center;padding:0 20px;line-height:1;
}
.proy .visual::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(0,0,0,.65));pointer-events:none}
/* si hay imagen real, se oculta el rótulo tipográfico de reserva */
.proy .visual:has(img) .marca{display:none}
.proy .cuerpo{padding:30px 30px 34px;display:flex;flex-direction:column;flex:1}
.proy .cliente{font-size:10px;letter-spacing:.24em;text-transform:uppercase;color:rgba(255,255,255,.5);font-weight:700;margin-bottom:12px}
.proy h3{font-size:1.32rem;margin-bottom:12px;line-height:1.15}
.proy p{color:var(--texto-soft);font-size:.88rem;line-height:1.7;margin-bottom:22px;flex:1}
.chips{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:22px}
.chip{font-size:9.5px;letter-spacing:.16em;text-transform:uppercase;border:1px solid var(--linea);padding:5px 10px;color:rgba(255,255,255,.55);font-weight:600}
.proy-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;border-top:1px solid var(--linea);padding-top:20px}
.proy-metrics .v{font-size:1.15rem;font-weight:900;letter-spacing:-.02em}
.proy-metrics .l{font-size:9px;letter-spacing:.12em;text-transform:uppercase;color:rgba(255,255,255,.45);margin-top:5px;line-height:1.4}
.proy .ver{
  margin-top:20px;font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;font-weight:700;
  display:inline-flex;align-items:center;gap:9px;color:rgba(255,255,255,.7);transition:gap .3s,color .3s;
}
.proy:hover .ver{gap:15px;color:#fff}

/* método */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--linea);border:1px solid var(--linea)}
.step{background:var(--azabache);padding:40px 30px;min-height:250px;display:flex;flex-direction:column;justify-content:space-between;transition:background .3s}
.step:hover{background:var(--gris-700)}
.step .n{font-size:2.6rem;font-weight:900;opacity:.18}
.step h3{font-size:1.05rem;margin-bottom:12px}
.step p{font-size:.86rem;color:var(--texto-soft);line-height:1.65}

/* banda blanca */
.band{background:var(--blanco);color:var(--azabache);padding:70px 0}
.band-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;text-align:center}
.band .v{font-size:2.8rem;font-weight:900;letter-spacing:-.04em}
.band .l{font-size:10px;letter-spacing:.2em;text-transform:uppercase;font-weight:600;opacity:.65;margin-top:8px}

/* ---------- CONÓCENOS ---------- */
.perfil{display:grid;grid-template-columns:.85fr 1.15fr;gap:70px;align-items:start}
.retrato{position:relative;border:1px solid var(--linea)}
.retrato img{display:block;width:100%;height:auto}
.retrato .pie{
  border-top:1px solid var(--linea);padding:20px 22px;background:var(--gris-800);
}
.retrato .pie .nom{font-size:.95rem;font-weight:900;letter-spacing:-.01em;text-transform:uppercase}
.retrato .pie .rol{font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:var(--texto-soft);margin-top:7px;font-weight:600;line-height:1.6}
.perfil h2{font-size:clamp(1.9rem,4vw,3rem);margin-bottom:26px}
.texto p{color:var(--texto-soft);font-size:1rem;line-height:1.95;margin-bottom:22px}
.texto p.destacado{color:#fff;font-size:1.12rem;font-weight:600;line-height:1.75;border-left:2px solid rgba(255,255,255,.5);padding-left:22px}
.dato-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--linea);border:1px solid var(--linea);margin-top:40px}
.dato-grid div{background:var(--azabache);padding:24px 26px}
.dato-grid .v{font-size:1.5rem;font-weight:900;letter-spacing:-.03em}
.dato-grid .l{font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--texto-soft);margin-top:8px;line-height:1.5}

/* cita / testimonio */
.cita{border:1px solid var(--linea);background:var(--gris-800);padding:52px 48px;position:relative}
.cita::before{content:"“";position:absolute;top:6px;left:26px;font-size:6rem;font-weight:900;opacity:.12;line-height:1}
.cita blockquote{font-size:clamp(1.1rem,2.3vw,1.5rem);font-weight:600;line-height:1.6;letter-spacing:-.01em;position:relative;z-index:1}
.cita .autor{margin-top:26px;font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--texto-soft);font-weight:600}

/* ---------- CONTACTO ---------- */
.contact{background:var(--gris-900);border-top:1px solid var(--linea)}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:start}
.contact h2{font-size:clamp(2.2rem,5vw,3.8rem);margin-bottom:22px}
.contact p.lead{color:var(--texto-soft);line-height:1.8;margin-bottom:34px}
.info-row{display:flex;gap:14px;padding:16px 0;border-bottom:1px solid var(--linea);font-size:.92rem}
.info-row b{min-width:110px;font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--texto-soft);font-weight:600;padding-top:2px}
form{display:grid;gap:16px}
input,select,textarea{
  width:100%;background:transparent;border:1px solid var(--linea);color:#fff;
  padding:15px 16px;font-family:inherit;font-size:.9rem;outline:none;transition:border-color .25s;
}
input:focus,select:focus,textarea:focus{border-color:#fff}
select{color:var(--texto-soft)}
select option{background:#111}
textarea{resize:vertical;min-height:120px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.legal{font-size:.72rem;color:rgba(255,255,255,.4);line-height:1.6}

/* vías de contacto */
.vias{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--linea);border:1px solid var(--linea)}
.via{
  background:var(--azabache);padding:42px 34px;display:flex;flex-direction:column;
  transition:background .3s;min-height:250px;
}
.via:hover{background:var(--gris-700)}
.via .ico{font-size:1.9rem;margin-bottom:20px;line-height:1}
.via h3{font-size:1.1rem;margin-bottom:12px}
.via p{font-size:.86rem;color:var(--texto-soft);line-height:1.7;margin-bottom:24px;flex:1}
.via .dato{font-size:.95rem;font-weight:700;letter-spacing:-.01em;margin-bottom:20px;word-break:break-word}
.via .accion{font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;font-weight:700;display:inline-flex;align-items:center;gap:9px;transition:gap .3s}
.via:hover .accion{gap:15px}

/* botón flotante WhatsApp */
.wa-float{
  position:fixed;right:22px;bottom:22px;z-index:200;
  display:flex;align-items:center;gap:12px;
  background:#25D366;color:#0a2a13;
  padding:14px 20px 14px 16px;border-radius:999px;
  font-size:11.5px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;
  box-shadow:0 10px 34px rgba(0,0,0,.55);
  transition:transform .25s ease,box-shadow .25s ease;
}
.wa-float:hover{transform:translateY(-3px);box-shadow:0 14px 40px rgba(37,211,102,.35)}
.wa-float svg{width:22px;height:22px;flex-shrink:0;fill:#0a2a13}
.wa-float .txt{white-space:nowrap}

/* footer */
footer{padding:60px 0 40px;border-top:1px solid var(--linea)}
.foot{display:flex;justify-content:space-between;align-items:center;gap:30px;flex-wrap:wrap}
.foot img{height:22px;opacity:.9}
.foot-links{display:flex;gap:24px;list-style:none;font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--texto-soft);flex-wrap:wrap}
.foot-links a:hover{color:#fff}
.copy{font-size:11px;color:rgba(255,255,255,.35);margin-top:34px;letter-spacing:.06em;line-height:1.8}
.social{display:flex;gap:16px;align-items:center}
.social a{font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--texto-soft);font-weight:600;transition:color .2s}
.social a:hover{color:#fff}

/* CTA final */
.cta-final{background:var(--blanco);color:var(--azabache);text-align:center;padding:100px 0}
.cta-final h2{font-size:clamp(2rem,5vw,3.6rem);margin-bottom:20px}
.cta-final p{max-width:520px;margin:0 auto 38px;color:rgba(0,0,0,.6);line-height:1.8;font-size:.98rem}
.cta-final .btn{border-color:var(--azabache);background:var(--azabache);color:var(--blanco)}
.cta-final .btn:hover{background:transparent;color:var(--azabache)}
.cta-final .btn.ghost{background:transparent;color:var(--azabache)}
.cta-final .btn.ghost:hover{background:var(--azabache);color:var(--blanco)}
.cta-botones{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* reveal */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal.on{opacity:1;transform:none}

/* ---------- RESPONSIVE ---------- */
@media(max-width:1040px){
  .menu{gap:22px}
  .menu a{font-size:11px;letter-spacing:.12em}
}
@media(max-width:960px){
  .menu{
    position:fixed;inset:78px 0 auto 0;background:rgba(0,0,0,.97);flex-direction:column;
    gap:0;padding:20px 28px 34px;border-bottom:1px solid var(--linea);display:none;
  }
  .menu.open{display:flex}
  .menu li{width:100%;border-bottom:1px solid var(--linea)}
  .menu a{display:block;padding:18px 0;font-size:14px}
  .nav .btn{display:none}
  .burger{display:flex}
  .svc{grid-template-columns:1fr;gap:12px;padding:28px 0}
  .svc .arrow{display:none}
  .svc-block{grid-template-columns:1fr;gap:34px;padding:52px 0}
  .case{grid-template-columns:1fr}
  .case-media{border-right:0;border-bottom:1px solid var(--linea);padding:38px 28px}
  .case-body{padding:34px 28px}
  .proyectos{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr 1fr}
  .band-grid{grid-template-columns:1fr 1fr;gap:34px}
  .contact-grid{grid-template-columns:1fr;gap:44px}
  .perfil{grid-template-columns:1fr;gap:44px}
  .retrato{max-width:420px}
  .vias{grid-template-columns:1fr}
  .hero-emblem{height:380px;right:-120px;opacity:.05}
  .page-hero{padding:150px 0 70px}
  .page-emblem{height:300px;right:-100px}
  section{padding:80px 0}
  .cita{padding:38px 30px}
  .wa-float .txt{display:none}
  .wa-float{padding:16px;right:18px;bottom:18px}
}
@media(max-width:560px){
  .steps{grid-template-columns:1fr}
  .metrics{grid-template-columns:1fr;gap:14px}
  .form-row{grid-template-columns:1fr}
  .dato-grid{grid-template-columns:1fr}
  .proy-metrics{grid-template-columns:1fr;gap:12px}
  .band-grid{grid-template-columns:1fr}
}