/* ===================================================================
   POLMAR DESATASCOS — industrial / hazard-signage design system
   =================================================================== */

:root{
  --ink:#141414;
  --ink-soft:#1e1d1b;
  --paper:#F6F1E7;
  --paper-dim:#EAE3D3;
  --orange:#E98319;
  --orange-deep:#C9660B;
  --coral:#F1653A;
  --yellow:#FABB05;
  --gray:#6b665c;
  --line: rgba(20,20,20,0.14);
  --line-light: rgba(246,241,231,0.16);

  --font-display:'Big Shoulders Display', sans-serif;
  --font-body:'IBM Plex Sans', sans-serif;
  --font-mono:'IBM Plex Mono', monospace;

  --maxw: 1180px;
}

*{box-sizing:border-box; margin:0; padding:0;}

html{scroll-behavior:smooth;}

body{
  background:var(--paper);
  color:var(--ink);
  font-family:var(--font-body);
  line-height:1.55;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}

img,svg{display:block; max-width:100%;}
a{color:inherit; text-decoration:none;}
ul{list-style:none;}

.grain{
  position:fixed; inset:0; z-index:999; pointer-events:none;
  opacity:.035; mix-blend-mode:multiply;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.tag{
  display:inline-block;
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--orange-deep);
  margin-bottom:14px;
}
.section-head.light .tag{color:var(--yellow);}

.stripe-line{
  height:10px;
  background:repeating-linear-gradient(135deg, var(--ink) 0 18px, var(--orange) 18px 36px);
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding:16px 30px;
  font-family:var(--font-display);
  font-weight:700;
  font-size:1.05rem;
  letter-spacing:.02em;
  text-transform:uppercase;
  border-radius:2px;
  border:2px solid transparent;
  transition:transform .18s ease, box-shadow .18s ease, background .18s ease;
  cursor:pointer;
}
.btn-primary{
  background:var(--orange);
  color:var(--ink);
  box-shadow:5px 5px 0 var(--ink);
}
.btn-primary:hover{ transform:translate(-3px,-3px); box-shadow:8px 8px 0 var(--ink); background:var(--yellow); }
.btn-ghost{
  border-color:var(--ink);
  color:var(--ink);
  background:transparent;
}
.btn-ghost:hover{ background:var(--ink); color:var(--paper); }
.btn.big{ padding:22px 44px; font-size:1.4rem; }

.btn-icon{
  width:42px; height:42px; border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  background:#25D366; color:#fff;
  transition:transform .15s ease;
}
.btn-icon:hover{ transform:scale(1.08); }

.btn-call{
  display:flex; align-items:center; gap:8px;
  font-family:var(--font-mono);
  font-weight:500; font-size:.95rem;
  background:var(--ink); color:var(--paper);
  padding:11px 18px; border-radius:2px;
  transition:background .18s ease;
}
.btn-call:hover{ background:var(--orange-deep); }

/* ===================== HEADER ===================== */
.site-header{
  position:sticky; top:0; z-index:100;
  background:var(--paper);
  border-bottom:1px solid var(--line);
}
.header-inner{
  max-width:var(--maxw); margin:0 auto;
  display:flex; align-items:center; justify-content:space-between;
  padding:16px 24px;
  gap:24px;
}
.logo{ display:flex; align-items:center; gap:10px; flex-shrink:0; }
.logo-text{
  font-family:var(--font-display);
  font-weight:800;
  font-size:1.35rem;
  letter-spacing:.01em;
  line-height:1;
}
.logo-text em{
  display:block; font-style:normal;
  font-family:var(--font-mono);
  font-weight:500;
  font-size:.6rem;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--orange-deep);
  margin-top:2px;
}
.main-nav{ display:flex; gap:28px; }
.main-nav a{
  font-family:var(--font-mono);
  font-size:.85rem;
  text-transform:uppercase;
  letter-spacing:.04em;
  position:relative;
  padding-bottom:3px;
}
.main-nav a::after{
  content:''; position:absolute; left:0; bottom:0; width:0; height:2px;
  background:var(--orange); transition:width .2s ease;
}
.main-nav a:hover::after{ width:100%; }
.header-actions{ display:flex; align-items:center; gap:12px; flex-shrink:0; }
.burger{ display:none; flex-direction:column; gap:5px; background:none; border:0; cursor:pointer; padding:6px; }
.burger span{ width:24px; height:2px; background:var(--ink); }

/* ===================== HERO ===================== */
.hero{
  position:relative;
  padding:90px 24px 70px;
  overflow:hidden;
  background:var(--paper);
}
.hero-grid-bg{
  position:absolute; inset:0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size:44px 44px;
  -webkit-mask-image:radial-gradient(ellipse 70% 60% at 70% 30%, #000 40%, transparent 90%);
  mask-image:radial-gradient(ellipse 70% 60% at 70% 30%, #000 40%, transparent 90%);
}
.hero-pipe{ position:absolute; right:-5%; top:0; width:60%; height:100%; z-index:0; }

/* ---- duotone photo treatment (real Polmar photos, brand-mapped) ---- */
.photo-duotone{ position:relative; overflow:hidden; background:var(--ink); }
.photo-duotone img{
  width:100%; height:100%; object-fit:cover; display:block;
  filter:grayscale(1) contrast(1.2) brightness(0.85);
}
.photo-duotone::before{
  content:''; position:absolute; inset:0;
  background:linear-gradient(150deg, var(--ink) 10%, var(--orange-deep) 100%);
  mix-blend-mode:color; pointer-events:none;
}
.photo-duotone::after{
  content:''; position:absolute; inset:0;
  background:var(--orange); mix-blend-mode:soft-light; opacity:.55; pointer-events:none;
}
.photo-tag{
  position:absolute; left:16px; bottom:14px; z-index:2;
  font-family:var(--font-mono); font-size:.68rem; letter-spacing:.06em; text-transform:uppercase;
  color:var(--paper); background:rgba(20,20,20,.55); backdrop-filter:blur(2px);
  padding:6px 12px; border:1px solid var(--line-light); border-radius:20px;
}

.hero-photo{
  position:absolute; top:0; right:0; width:38%; height:100%;
  clip-path:polygon(22% 0, 100% 0, 100% 100%, 0% 100%);
  z-index:0;
}
.hero-inner{ position:relative; z-index:1; max-width:var(--maxw); margin:0 auto; }
.eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  font-family:var(--font-mono); font-size:.82rem; letter-spacing:.06em; text-transform:uppercase;
  color:var(--orange-deep); margin-bottom:22px;
}
.eyebrow .dot{ width:8px; height:8px; border-radius:50%; background:var(--coral); animation:pulse 1.6s infinite; }
@keyframes pulse{ 0%,100%{opacity:1;} 50%{opacity:.25;} }

.hero h1{
  font-family:var(--font-display);
  font-weight:900;
  font-size:clamp(3rem, 8vw, 6.4rem);
  line-height:.92;
  letter-spacing:-.01em;
  max-width:900px;
}
.hero h1 .outline{
  color:transparent;
  -webkit-text-stroke:2px var(--ink);
}
.hero-sub{
  max-width:560px;
  font-size:1.12rem;
  color:var(--gray);
  margin:26px 0 34px;
}
.hero-cta{ display:flex; flex-wrap:wrap; gap:16px; margin-bottom:60px; }

.hero-stats{
  display:grid;
  grid-template-columns:repeat(4,auto);
  gap:40px;
  border-top:1px solid var(--line);
  padding-top:30px;
  max-width:720px;
}
.stat{ display:flex; flex-direction:column; }
.stat-num{ font-family:var(--font-display); font-weight:800; font-size:2.4rem; color:var(--orange-deep); line-height:1; }
.stat-label{ font-family:var(--font-mono); font-size:.7rem; text-transform:uppercase; letter-spacing:.04em; color:var(--gray); margin-top:8px; }

/* ===================== MARQUEE ===================== */
.marquee{
  background:var(--ink); color:var(--paper);
  overflow:hidden; white-space:nowrap;
  border-top:1px solid var(--orange); border-bottom:1px solid var(--orange);
  padding:14px 0;
}
.marquee-track{ display:inline-flex; animation:scroll 26s linear infinite; }
.marquee-track span{
  font-family:var(--font-mono); font-size:.85rem; letter-spacing:.06em; text-transform:uppercase;
  padding-right:0;
}
@keyframes scroll{ from{ transform:translateX(0);} to{ transform:translateX(-50%);} }

/* ===================== SECTION HEAD ===================== */
.section-head{ max-width:var(--maxw); margin:0 auto; padding:100px 24px 50px; }
.section-head h2{
  font-family:var(--font-display); font-weight:800;
  font-size:clamp(2.2rem, 5vw, 3.6rem); line-height:1;
}
.section-sub{ margin-top:18px; max-width:520px; color:var(--gray); }
.section-head.light h2{ color:var(--paper); }
.section-head.light .section-sub{ color:#b9b3a4; }

/* ===================== SERVICIOS ===================== */
.servicios-grid{
  max-width:var(--maxw); margin:0 auto; padding:0 24px 110px;
  display:grid; grid-template-columns:repeat(4, 1fr); gap:1px;
  background:var(--line);
  border:1px solid var(--line);
}
.serv-card{
  background:var(--paper); padding:34px 26px;
  transition:background .2s ease, transform .2s ease;
}
.serv-card svg{ width:38px; height:38px; margin-bottom:20px; }
.serv-card h3{ font-family:var(--font-display); font-weight:700; font-size:1.3rem; margin-bottom:10px; }
.serv-card p{ font-size:.92rem; color:var(--gray); }
.serv-card:hover{ background:var(--paper-dim); transform:translateY(-4px); }

/* ===================== VENTAJAS (dark) ===================== */
.ventajas{ background:var(--ink); color:var(--paper); position:relative; }
.ventajas-body{
  max-width:var(--maxw); margin:0 auto; padding:0 24px 110px;
  display:grid; grid-template-columns:1.3fr 1fr; gap:60px; align-items:start;
}
.ventajas-list{ }
.ventajas-photos{ display:flex; flex-direction:column; gap:28px; padding-top:12px; }
.ventajas-photos .photo-duotone{ height:200px; border-radius:4px; box-shadow:0 20px 40px rgba(0,0,0,.35); }
.ventajas-photos .tilt-a{ transform:rotate(-1.4deg); }
.ventajas-photos .tilt-b{ transform:rotate(1.2deg) translateX(18px); }
.ventaja-row{
  display:flex; gap:32px; align-items:flex-start;
  padding:34px 0; border-top:1px solid var(--line-light);
}
.ventaja-row:last-child{ border-bottom:1px solid var(--line-light); }
.ventaja-num{
  font-family:var(--font-display); font-weight:800; font-size:2.6rem;
  color:var(--orange); width:100px; flex-shrink:0;
}
.ventaja-row h3{ font-family:var(--font-display); font-size:1.5rem; margin-bottom:8px; }
.ventaja-row p{ color:#b9b3a4; max-width:520px; }

/* ===================== ZONAS ===================== */
.zonas-chips{
  max-width:var(--maxw); margin:0 auto; padding:0 24px 110px;
  display:flex; flex-wrap:wrap; gap:12px;
}
.zonas-chips span{
  font-family:var(--font-mono); font-size:.85rem; text-transform:uppercase; letter-spacing:.03em;
  padding:10px 18px; border:1px solid var(--ink); border-radius:30px;
  transition:background .15s ease, color .15s ease;
}
.zonas-chips span:hover{ background:var(--orange); }

/* ===================== PRECIOS ===================== */
.precios{ padding:0 24px 120px; }
.precios-card{
  max-width:var(--maxw); margin:0 auto;
  background:var(--ink); color:var(--paper);
  border-radius:6px;
  display:grid; grid-template-columns:1.4fr 1fr;
  overflow:hidden;
}
.precios-left{ padding:70px 60px; }
.precios-left h2{ font-family:var(--font-display); font-weight:800; font-size:clamp(2rem,4vw,3rem); margin:10px 0 30px; line-height:1.05; }
.price-num{ color:var(--orange); }
.precios-checks{ margin-bottom:36px; }
.precios-checks li{
  position:relative; padding-left:26px; margin-bottom:12px; color:#cfc9b9; font-size:.98rem;
}
.precios-checks li::before{ content:'✓'; position:absolute; left:0; color:var(--yellow); font-weight:700; }
.precios-right{ background:var(--orange-deep); display:flex; align-items:center; justify-content:center; padding:40px; }
.precios-graphic{ width:220px; }

/* ===================== OPINIONES ===================== */
.opiniones{ max-width:var(--maxw); margin:0 auto; padding:0 24px 60px; }
.rating-badge{
  display:flex; align-items:center; gap:24px;
  border:1px solid var(--ink); border-radius:6px;
  padding:30px 34px; max-width:560px; margin-bottom:26px;
}
.rating-num{ font-family:var(--font-display); font-weight:900; font-size:4rem; line-height:1; }
.stars{ color:var(--orange); letter-spacing:.08em; font-size:1.2rem; }
.review-grid{
  display:grid; grid-template-columns:repeat(3, 1fr); gap:20px;
  margin-bottom:26px;
}
.review-card{
  border:1px solid var(--line); border-radius:6px; padding:26px 24px;
  background:var(--paper);
}
.review-card .stars{ color:var(--orange); font-size:.95rem; letter-spacing:.08em; margin-bottom:14px; }
.review-card p{ font-size:.95rem; color:var(--ink); margin-bottom:18px; line-height:1.5; }
.review-author{
  display:block; font-family:var(--font-mono); font-size:.78rem; text-transform:uppercase;
  letter-spacing:.04em; color:var(--gray);
}
.review-note{
  display:flex; gap:14px; align-items:flex-start;
  max-width:560px; padding:20px 22px; background:var(--paper-dim); border-radius:6px;
  color:var(--gray); font-size:.9rem;
}
.review-note svg{ flex-shrink:0; margin-top:2px; color:var(--orange-deep); }

/* ===================== FAQ (dark) ===================== */
.faq{ background:var(--ink); color:var(--paper); }
.faq-list{ max-width:var(--maxw); margin:0 auto; padding:0 24px 110px; }
.faq-item{ border-top:1px solid var(--line-light); }
.faq-item:last-child{ border-bottom:1px solid var(--line-light); }
.faq-q{
  width:100%; display:flex; justify-content:space-between; align-items:center;
  background:none; border:0; color:var(--paper); cursor:pointer;
  font-family:var(--font-display); font-size:1.25rem; font-weight:600;
  padding:26px 0; text-align:left;
}
.faq-q span{ font-family:var(--font-mono); color:var(--orange); font-size:1.4rem; transition:transform .2s ease; }
.faq-item.open .faq-q span{ transform:rotate(45deg); }
.faq-a{ max-height:0; overflow:hidden; transition:max-height .3s ease; }
.faq-a p{ color:#b9b3a4; padding-bottom:24px; max-width:640px; }
.faq-item.open .faq-a{ max-height:200px; }

/* ===================== CTA FINAL ===================== */
.cta-final{
  text-align:center; padding:90px 24px;
}
.cta-final h2{
  font-family:var(--font-display); font-weight:900;
  font-size:clamp(2.4rem, 6vw, 4.2rem); line-height:1; margin:36px 0;
}

/* ===================== FOOTER ===================== */
.site-footer{ background:var(--ink); color:var(--paper); }
.footer-inner{
  max-width:var(--maxw); margin:0 auto; padding:70px 24px 40px;
  display:grid; grid-template-columns:1.6fr 1fr 1fr 1fr; gap:40px;
}
.footer-brand p{ color:#b9b3a4; margin-top:14px; max-width:260px; font-size:.92rem; }
.footer-col h4{ font-family:var(--font-mono); font-size:.75rem; text-transform:uppercase; letter-spacing:.08em; color:var(--orange); margin-bottom:16px; }
.footer-col a, .footer-col p{ display:block; color:#cfc9b9; margin-bottom:10px; font-size:.94rem; }
.footer-col a:hover{ color:var(--orange); }
.footer-bottom{
  border-top:1px solid var(--line-light);
  max-width:var(--maxw); margin:0 auto; padding:24px;
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:10px;
  font-family:var(--font-mono); font-size:.78rem; color:#8a8578;
}

/* ===================== FLOAT CTA ===================== */
.float-cta{
  position:fixed; right:26px; bottom:26px; z-index:90;
  width:58px; height:58px; border-radius:50%;
  background:#25D366; color:#fff;
  display:flex; align-items:center; justify-content:center;
  box-shadow:0 8px 24px rgba(0,0,0,.3);
  animation:float 2.6s ease-in-out infinite;
}
@keyframes float{ 0%,100%{ transform:translateY(0);} 50%{ transform:translateY(-6px);} }

/* ===================== REVEAL ===================== */
[data-reveal]{ opacity:0; transform:translateY(24px); transition:opacity .6s ease, transform .6s ease; }
[data-reveal].in{ opacity:1; transform:translateY(0); }

/* ===================== RESPONSIVE ===================== */
@media (max-width:980px){
  .main-nav{ display:none; }
  .burger{ display:flex; }
  .servicios-grid{ grid-template-columns:repeat(2,1fr); }
  .hero-stats{ grid-template-columns:repeat(2,auto); }
  .precios-card{ grid-template-columns:1fr; }
  .precios-left{ padding:50px 32px; }
  .footer-inner{ grid-template-columns:1fr 1fr; }
  .hero-photo{ display:none; }
  .ventajas-body{ grid-template-columns:1fr; }
  .ventajas-photos{ flex-direction:row; padding-top:0; }
  .ventajas-photos .photo-duotone{ flex:1; height:170px; }
  .ventajas-photos .tilt-a, .ventajas-photos .tilt-b{ transform:none; }
}
@media (max-width:600px){
  .servicios-grid{ grid-template-columns:1fr; }
  .header-actions .btn-call span{ display:none; }
  .footer-inner{ grid-template-columns:1fr; }
  .precios-left{ padding:40px 22px; }
  .ventajas-photos{ flex-direction:column; }
  .review-grid{ grid-template-columns:1fr; }
}

/* mobile nav open state */
.main-nav.open{
  display:flex; position:absolute; top:100%; left:0; right:0;
  background:var(--paper); flex-direction:column; padding:20px 24px; gap:18px;
  border-bottom:1px solid var(--line);
}