/* Regio Plastic Solutions — hoja de estilos */

:root{
  --ink:#0E1621;
  --navy:#0B2545;
  --blue:#1E9BE0;
  --blue-dark:#0F6FA8;
  --muted:#6B7A8C;
  --sand:#F3F1ED;
  --sand-2:#E9E6E0;
  --line:rgba(14,22,33,.12);
  --paper:#fff;
  --slate:#6B7A8C;
  --maxw:1280px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}

body{
  margin:0;
  font-family:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;
  color:var(--ink);
  background:var(--paper);
  font-size:17px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3,h4{
  font-family:'Archivo','Inter',system-ui,sans-serif;
  color:var(--ink);
  line-height:1.02;
  margin:0 0 .4em;
  letter-spacing:-.035em;
  font-weight:700;
}
h1{font-size:clamp(2.7rem,7.4vw,6.2rem);font-weight:800}
h2{font-size:clamp(2rem,4.6vw,3.6rem)}
h3{font-size:clamp(1.15rem,1.6vw,1.45rem);letter-spacing:-.02em;font-weight:600}

p{margin:0 0 1rem}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 clamp(20px,5vw,56px)}
.section{padding:clamp(72px,11vw,150px) 0}
.section--sand,.section--soft{background:var(--sand)}
.section--tight{padding-top:clamp(40px,5vw,70px)}

.lead{
  font-size:clamp(1.08rem,1.5vw,1.32rem);color:var(--muted);
  max-width:58ch;line-height:1.55;
}
.eyebrow{
  font-family:'Archivo',sans-serif;font-size:.74rem;font-weight:600;
  letter-spacing:.2em;text-transform:uppercase;color:var(--blue-dark);
  margin:0 0 1.4rem;display:flex;align-items:center;gap:14px;
}
.eyebrow::after{content:"";flex:1;height:1px;background:var(--line);max-width:90px}
.center{text-align:center}
.center .eyebrow{justify-content:center}
.center .eyebrow::after{display:none}
.center .lead{margin-left:auto;margin-right:auto}

/* ---------- Header ---------- */
.header{
  position:sticky;top:0;z-index:60;background:rgba(255,255,255,.92);
  backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid var(--line);
}
.header__inner{
  max-width:var(--maxw);margin:0 auto;
  padding:14px clamp(20px,5vw,56px);
  display:flex;align-items:center;gap:26px;
}
.logo img{height:54px;width:auto}
.nav{margin-left:auto;display:flex;align-items:center;gap:32px}
.nav a{
  font-size:.95rem;font-weight:500;color:var(--ink);position:relative;padding:4px 0;
}
.nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--blue);transform:scaleX(0);transform-origin:left;
  transition:transform .2s ease;
}
.nav a:hover::after,.nav a.is-active::after{transform:scaleX(1)}
.nav__tel{
  font-family:'Archivo',sans-serif;font-weight:600;white-space:nowrap;
  border:1px solid var(--line);border-radius:99px;padding:9px 18px!important;
}
.nav__tel::after{display:none!important}
.nav__tel:hover{border-color:var(--ink)}
.nav-toggle{
  display:none;margin-left:auto;background:none;border:1px solid var(--line);
  border-radius:8px;width:46px;height:42px;cursor:pointer;
  align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--ink);position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:20px;height:2px;background:var(--ink);
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* ---------- Botones ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  font-family:'Archivo',sans-serif;font-weight:600;font-size:1rem;
  letter-spacing:-.01em;
  padding:17px 32px;border-radius:99px;border:1.5px solid transparent;
  cursor:pointer;transition:background .18s ease,color .18s ease,border-color .18s ease;
}
.btn--primary{background:var(--ink);color:#fff}
.btn--primary:hover{background:var(--blue-dark)}
.btn--ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.4)}
.btn--ghost:hover{background:#fff;color:var(--ink);border-color:#fff}
.btn--outline{background:transparent;color:var(--ink);border-color:var(--line)}
.btn--outline:hover{border-color:var(--ink)}
.btn--light{background:#fff;color:var(--ink)}
.btn--light:hover{background:var(--sand-2)}
.btn--amber{background:var(--blue);color:#fff}
.btn--amber:hover{background:#fff;color:var(--ink)}
.btn-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:38px}

/* ---------- Hero ---------- */
.hero{
  position:relative;background:var(--navy);color:#fff;overflow:hidden;
  min-height:min(92vh,880px);display:flex;align-items:flex-end;
}
.hero__bg{
  position:absolute;inset:0;
  background-image:url('hero.webp');
  background-size:cover;background-position:center;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(to top,rgba(5,16,31,.95) 0%,rgba(5,16,31,.6) 42%,rgba(5,16,31,.25) 75%),
    linear-gradient(to right,rgba(5,16,31,.75) 0%,rgba(5,16,31,.1) 65%);
}
.hero__inner{
  position:relative;z-index:2;width:100%;max-width:var(--maxw);margin:0 auto;
  padding:clamp(80px,12vw,130px) clamp(20px,5vw,56px) clamp(56px,7vw,86px);
}
.hero h1{color:#fff;max-width:14ch;margin-bottom:.35em}
.hero__sub{
  font-size:clamp(1.08rem,1.6vw,1.35rem);color:rgba(255,255,255,.82);
  max-width:52ch;line-height:1.5;
}
.hero--inner{min-height:min(62vh,560px)}
.hero--inner h1{font-size:clamp(2.4rem,6vw,4.8rem)}

/* ---------- Franja de datos ---------- */
.stats{background:var(--paper);border-bottom:1px solid var(--line)}
.stats__grid{
  display:grid;grid-template-columns:repeat(4,1fr);
  max-width:var(--maxw);margin:0 auto;
  padding:0 clamp(20px,5vw,56px);
}
.stat{padding:clamp(34px,4vw,54px) 0;padding-right:28px;position:relative}
.stat + .stat{padding-left:28px}
.stat + .stat::before{
  content:"";position:absolute;left:0;top:clamp(34px,4vw,54px);bottom:clamp(34px,4vw,54px);
  width:1px;background:var(--line);
}
.stat__n{
  font-family:'Archivo',sans-serif;font-size:clamp(1.5rem,2.4vw,2.2rem);
  font-weight:700;letter-spacing:-.035em;line-height:1.05;color:var(--ink);
}
.stat__l{font-size:.92rem;color:var(--muted);margin-top:8px}

/* ---------- Grid ---------- */
.grid{display:grid;gap:clamp(26px,3.4vw,52px)}
.grid--2{grid-template-columns:repeat(2,1fr)}
.grid--3{grid-template-columns:repeat(3,1fr)}

/* Tarjetas sin caja: la foto manda */
.card{background:none;border:0;display:flex;flex-direction:column}
.card__img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:4px;
  margin-bottom:26px;
}
.card__body{padding:0}
.card__body h3{margin-bottom:.5em}
.card ul{margin:14px 0 0;padding:0;list-style:none;color:var(--muted)}
.card li{
  padding:11px 0;border-top:1px solid var(--line);font-size:.98rem;
}
.tag{
  display:inline-block;border:1px solid var(--line);color:var(--muted);
  font-family:'Archivo',sans-serif;font-weight:600;font-size:.7rem;
  letter-spacing:.12em;text-transform:uppercase;
  padding:6px 13px;border-radius:99px;margin:0 6px 6px 0;
}

/* ---------- Industrias: lista editorial ---------- */
.industries{margin-top:clamp(34px,4vw,56px);border-top:1px solid var(--line)}
.industry{
  display:flex;align-items:center;gap:22px;
  padding:clamp(20px,2.4vw,30px) 0;border-bottom:1px solid var(--line);
}
.industry svg{width:28px;height:28px;color:var(--blue);flex:none}
.industry span{
  font-family:'Archivo',sans-serif;font-weight:600;
  font-size:clamp(1.15rem,2.4vw,1.9rem);letter-spacing:-.03em;color:var(--ink);
}
.industry i{
  margin-left:auto;font-style:normal;font-size:.8rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--muted);font-family:'Archivo',sans-serif;
}

/* ---------- Split ---------- */
.split{
  display:grid;grid-template-columns:1fr 1fr;
  gap:clamp(32px,6vw,90px);align-items:center;
}
.split img{width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:4px}
.split--wide img{aspect-ratio:4/3}

.checks{list-style:none;margin:30px 0 0;padding:0}
.checks li{
  padding:16px 0;border-top:1px solid var(--line);color:var(--muted);
  font-size:1rem;line-height:1.5;
}
.checks li strong{color:var(--ink);font-weight:600}

/* ---------- Banda oscura ---------- */
.band{background:var(--ink);color:#fff}
.band h2,.band h3{color:#fff}
.band .lead{color:rgba(255,255,255,.66)}
.band .eyebrow{color:#6FC0EC}
.band .eyebrow::after{background:rgba(255,255,255,.2)}
.terms{
  display:grid;grid-template-columns:repeat(4,1fr);
  gap:0;margin-top:clamp(40px,5vw,64px);border-top:1px solid rgba(255,255,255,.18);
}
.term{padding:30px 26px 0 0;position:relative}
.term + .term{padding-left:26px}
.term + .term::before{
  content:"";position:absolute;left:0;top:30px;bottom:0;width:1px;
  background:rgba(255,255,255,.18);
}
.term__t{
  font-family:'Archivo',sans-serif;font-weight:700;
  font-size:clamp(1.15rem,1.7vw,1.5rem);letter-spacing:-.03em;color:#fff;margin-bottom:8px;
}
.term__d{font-size:.95rem;color:rgba(255,255,255,.6);margin:0}

/* ---------- Pasos ---------- */
.steps{
  counter-reset:s;display:grid;grid-template-columns:repeat(3,1fr);
  gap:0;margin-top:clamp(40px,5vw,64px);border-top:1px solid var(--line);
}
.step{padding:34px 30px 0 0;position:relative}
.step + .step{padding-left:30px}
.step + .step::before{
  content:"";position:absolute;left:0;top:34px;bottom:0;width:1px;background:var(--line);
}
.step::after{
  counter-increment:s;content:"0" counter(s);
  display:block;font-family:'Archivo',sans-serif;font-weight:700;
  font-size:clamp(2.4rem,4.4vw,3.6rem);letter-spacing:-.05em;
  color:var(--sand-2);line-height:1;margin-bottom:18px;order:-1;
}
.step{display:flex;flex-direction:column}
.step h3{margin-bottom:.4em}
.step p{color:var(--muted);margin:0;font-size:.98rem}

/* ---------- CTA ---------- */
.cta{background:var(--sand);text-align:center}
.cta h2{max-width:16ch;margin-left:auto;margin-right:auto}
.cta .btn-row{justify-content:center}

/* ---------- Formulario ---------- */
.form-box{background:var(--sand);border-radius:6px;padding:clamp(26px,4vw,46px)}
.field{margin-bottom:20px}
.field label{
  display:block;font-family:'Archivo',sans-serif;font-weight:600;
  font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;
  color:var(--muted);margin-bottom:8px;
}
.field input,.field select,.field textarea{
  width:100%;padding:14px 16px;border:1px solid var(--line);border-radius:4px;
  font-family:inherit;font-size:1rem;color:var(--ink);background:#fff;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--ink);
}
.field textarea{min-height:120px;resize:vertical}
.field--2{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.form-note{font-size:.86rem;color:var(--muted);margin-top:14px}

.info-list{list-style:none;padding:0;margin:0}
.info-list li{
  display:flex;gap:18px;padding:22px 0;border-top:1px solid var(--line);
}
.info-list svg{width:20px;height:20px;color:var(--blue);flex:none;margin-top:4px}
.info-list strong{
  display:block;font-family:'Archivo',sans-serif;font-weight:600;
  font-size:.76rem;letter-spacing:.12em;text-transform:uppercase;
  color:var(--muted);margin-bottom:4px;
}
.info-list span{color:var(--ink)}

/* ---------- Galería ---------- */
.gallery{
  display:grid;grid-template-columns:repeat(4,1fr);
  gap:clamp(12px,1.6vw,22px);margin-top:clamp(34px,4vw,56px);
}
.gallery figure{margin:0}
.gallery img{border-radius:4px;aspect-ratio:3/4;object-fit:cover;width:100%}
.gallery figcaption{
  font-family:'Archivo',sans-serif;font-size:.74rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--muted);margin-top:12px;
}

/* ---------- Footer ---------- */
.footer{background:var(--ink);color:rgba(255,255,255,.6);padding:clamp(60px,7vw,96px) 0 34px;font-size:.95rem}
.footer__grid{display:grid;grid-template-columns:1.5fr 1fr 1.3fr;gap:clamp(30px,5vw,64px)}
.footer h4{
  color:#fff;font-size:.76rem;letter-spacing:.14em;text-transform:uppercase;
  margin-bottom:20px;font-family:'Archivo',sans-serif;font-weight:600;
}
.footer a:hover{color:#fff}
.footer ul{list-style:none;padding:0;margin:0}
.footer li{margin-bottom:11px}
.footer__logo{height:56px;margin-bottom:22px;opacity:.95}
.footer__bar{
  border-top:1px solid rgba(255,255,255,.12);margin-top:clamp(44px,5vw,70px);
  padding-top:24px;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:.84rem;color:rgba(255,255,255,.42);
}

/* ---------- WhatsApp ---------- */
.wa{
  position:fixed;right:22px;bottom:22px;z-index:70;
  width:56px;height:56px;border-radius:50%;background:#25D366;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 26px rgba(0,0,0,.24);transition:transform .15s ease;
}
.wa:hover{transform:scale(1.06)}
.wa svg{width:30px;height:30px;fill:#fff}

/* ---------- Responsive ---------- */
@media (max-width:1020px){
  .stats__grid{grid-template-columns:repeat(2,1fr)}
  .stat:nth-child(3)::before{display:none}
  .stat:nth-child(3),.stat:nth-child(4){border-top:1px solid var(--line)}
  .stat:nth-child(odd){padding-left:0}
  .terms,.steps{grid-template-columns:repeat(2,1fr)}
  .term:nth-child(3)::before,.step:nth-child(3)::before{display:none}
  .footer__grid{grid-template-columns:1fr 1fr}
  .gallery{grid-template-columns:repeat(2,1fr)}
}

@media (max-width:780px){
  body{font-size:16px}
  .nav-toggle{display:flex}
  .nav{
    display:none;position:absolute;top:100%;left:0;right:0;background:#fff;
    flex-direction:column;align-items:stretch;gap:0;
    padding:6px clamp(20px,5vw,56px) 20px;border-bottom:1px solid var(--line);
  }
  .nav.is-open{display:flex}
  .nav a{padding:15px 0;border-bottom:1px solid var(--line)}
  .nav a::after{display:none}
  .nav__tel{margin-top:16px;text-align:center;border-radius:99px!important}
  .grid--2,.grid--3,.split,.field--2{grid-template-columns:1fr}
  .terms,.steps{grid-template-columns:1fr}
  .term,.step{padding-left:0!important;padding-right:0}
  .term::before,.step::before{display:none!important}
  .term + .term,.step + .step{border-top:1px solid var(--line)}
  .band .term + .term{border-top-color:rgba(255,255,255,.18)}
  .split img{aspect-ratio:4/3}
  .btn{width:100%}
  .btn-row{flex-direction:column}
  .industry span{font-size:1.15rem}
  .industry i{display:none}
  .logo img{height:42px}
}

@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}