/* ============================================================
   Canoas y Cubiertas JPK SAS — hoja de estilos
   ============================================================ */

:root{
  /* Color */
  --paper:#F2EFE7;
  --paper-raised:#FFFFFF;
  --ink:#1E2229;
  --ink-soft:#525A64;
  --ink-faint:#8A93A0;
  --line:rgba(30,34,41,.12);
  --line-strong:rgba(30,34,41,.24);

  --blueprint:#1F4E79;
  --blueprint-dark:#163A5B;
  --blueprint-soft:#E4EDF4;

  --copper:#B5651D;
  --copper-dark:#8E4F16;
  --copper-soft:#F4E3D2;

  --grafito:#1E2229;
  --grafito-raised:#262B33;

  --shadow-sm:0 1px 2px rgba(30,34,41,.06), 0 4px 12px rgba(30,34,41,.06);
  --shadow-md:0 4px 10px rgba(30,34,41,.08), 0 16px 32px rgba(30,34,41,.10);

  /* Type */
  --font-display: ui-serif, Georgia, "Iowan Old Style", "Palatino Linotype", serif;
  --font-body: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: ui-monospace, "SF Mono", "Cascadia Code", Consolas, monospace;

  /* Layout */
  --maxw: 1180px;
  --pad: clamp(20px, 5vw, 64px);
  --radius: 2px;
}

*, *::before, *::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; scroll-padding-top:104px; }
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--font-body);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
button{ font:inherit; cursor:pointer; background:none; border:none; }
input, select, textarea{ font:inherit; }
h1,h2,h3,h4{ margin:0; text-wrap:balance; }
p{ margin:0; }
.container{ max-width:var(--maxw); margin:0 auto; padding-left:var(--pad); padding-right:var(--pad); }

/* ---------- Foco accesible (teclado) ---------- */
:focus{ outline:none; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible,
.file-drop:focus-visible, .cat-card:focus-visible{
  outline:2px solid var(--copper); outline-offset:3px; border-radius:1px;
}

/* ---------- Reveal-on-scroll: defensive CSS ----------
   Por defecto el contenido es visible (así se ve completo si JS no carga).
   Solo se oculta para animar cuando <html> tiene la clase "has-js",
   agregada por un script inline en <head> antes de pintar la página. */
.reveal{ opacity:1; transform:none; }
html.has-js .reveal{ opacity:0; transform:translateY(18px); transition:opacity .7s ease, transform .7s ease; }
html.has-js .reveal.is-visible{ opacity:1; transform:none; }
.reveal[data-split]{ opacity:1 !important; transform:none !important; } /* nunca ocultar texto si el split falla */
@media (prefers-reduced-motion: reduce){
  html.has-js .reveal{ transition:none; }
}

/* ---------- Skip link ---------- */
.skip-link{
  position:absolute; left:-999px; top:0; z-index:999;
  background:var(--copper); color:#fff; padding:10px 16px;
}
.skip-link:focus{ left:12px; top:12px; }

/* ---------- Header ---------- */
.site-header{
  position:fixed; top:0; left:0; right:0; z-index:80;
  background:rgba(242,239,231,.86);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:border-color .3s ease, box-shadow .3s ease, background .3s ease;
}
.site-header.is-scrolled{
  border-bottom-color:var(--line);
  box-shadow:var(--shadow-sm);
}
.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  padding-top:16px; padding-bottom:16px;
}
.logo{ display:flex; align-items:center; }
.logo img{
  height:72px; width:auto; display:block;
  mix-blend-mode:multiply; /* funde el fondo claro del escaneo con el papel del header */
}
.nav{ display:flex; align-items:center; gap:32px; }
.nav-links{ display:flex; gap:28px; list-style:none; margin:0; padding:0; }
.nav-links a{
  font-size:14px; color:var(--ink-soft); position:relative; padding:4px 0;
  transition:color .2s ease;
}
.nav-links a::after{
  content:""; position:absolute; left:0; right:100%; bottom:0; height:1px;
  background:var(--copper); transition:right .25s ease;
}
.nav-links a:hover{ color:var(--ink); }
.nav-links a:hover::after{ right:0; }
.nav-links a.is-active{ color:var(--ink); font-weight:600; }
.nav-links a.is-active::after{ right:0; }

/* ---------- Barra de progreso de lectura ---------- */
.scroll-progress{
  position:fixed; top:0; left:0; height:2px; width:0%; z-index:81;
  background:var(--copper); transition:width .1s linear;
}

.btn{
  display:inline-flex; align-items:center; gap:8px;
  padding:12px 22px; font-size:14px; font-weight:600; letter-spacing:.01em;
  border:1px solid transparent; border-radius:var(--radius);
  transition:transform .18s ease-out, box-shadow .18s ease-out, background .18s ease-out, border-color .18s ease-out;
  white-space:nowrap;
}
.btn-primary{ background:var(--copper); color:#fff; }
.btn-primary:hover{ background:var(--copper-dark); transform:translateY(-2px); box-shadow:var(--shadow-md); }
.btn-outline{ background:transparent; color:var(--ink); border-color:var(--line-strong); }
.btn-outline:hover{ border-color:var(--blueprint); color:var(--blueprint); transform:translateY(-2px); }
.btn-outline.on-dark{ color:var(--paper); border-color:rgba(242,239,231,.35); }
.btn-outline.on-dark:hover{ border-color:var(--copper); color:var(--copper); }
.btn-block{ width:100%; justify-content:center; }
.btn[disabled]{ opacity:.6; cursor:not-allowed; transform:none !important; }

.nav-toggle{
  display:none; width:44px; height:44px; border:1px solid var(--line-strong);
  background:var(--paper-raised); align-items:center; justify-content:center;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after{
  content:""; display:block; width:18px; height:1.5px; background:var(--ink); position:relative;
  transition:transform .25s ease, opacity .25s ease;
}
.nav-toggle span::before{ position:absolute; top:-6px; }
.nav-toggle span::after{ position:absolute; top:6px; }
.nav-toggle.is-open span{ background:transparent; }
.nav-toggle.is-open span::before{ transform:translateY(6px) rotate(45deg); }
.nav-toggle.is-open span::after{ transform:translateY(-6px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero{
  padding:150px 0 90px;
  background-image:
    linear-gradient(var(--paper), var(--paper)),
    repeating-linear-gradient(0deg, var(--line) 0 1px, transparent 1px 88px),
    repeating-linear-gradient(90deg, var(--line) 0 1px, transparent 1px 88px);
  background-blend-mode:normal;
  position:relative;
  overflow:hidden;
}
.hero-inner{
  display:grid; grid-template-columns:1.1fr .9fr; gap:56px; align-items:center;
}
.eyebrow{
  font-family:var(--font-mono); font-size:11.5px; letter-spacing:.1em; text-transform:uppercase;
  color:var(--blueprint); margin-bottom:18px; display:flex; align-items:center; gap:10px;
}
.eyebrow::before{ content:""; width:26px; height:1px; background:var(--copper); display:inline-block; }
.hero h1{
  font-family:var(--font-display); font-weight:600;
  font-size:clamp(34px, 5vw, 56px); line-height:1.08; letter-spacing:-.01em;
  text-wrap:balance; margin-bottom:20px;
}
.hero h1 em{ font-style:normal; color:var(--blueprint); }
.hero-sub{
  font-size:17.5px; color:var(--ink-soft); max-width:46ch; margin-bottom:32px;
}
.hero-ctas{ display:flex; gap:14px; flex-wrap:wrap; margin-bottom:40px; }
.hero-stats{ display:flex; gap:32px; flex-wrap:wrap; }
.hero-stat b{
  display:block; font-family:var(--font-mono); font-size:22px; color:var(--ink);
}
.hero-stat span{ font-size:12px; color:var(--ink-faint); }

.hero-portrait{ position:relative; }
.portrait-frame{
  position:relative; aspect-ratio:4/5; background:var(--paper-raised);
  border:1px solid var(--line-strong); box-shadow:var(--shadow-md);
  display:flex; align-items:center; justify-content:center; overflow:hidden;
}
.portrait-photo{ width:100%; height:100%; object-fit:cover; object-position:62% 22%; }
.portrait-tag{
  position:absolute; left:16px; bottom:16px;
  background:var(--grafito); color:var(--paper);
  font-family:var(--font-mono); font-size:11px; padding:8px 12px;
  display:flex; flex-direction:column; gap:2px;
}
.portrait-tag b{ font-size:12.5px; font-weight:600; }
.portrait-tag span{ color:var(--ink-faint); }
.portrait-corner{
  position:absolute; width:22px; height:22px; border:2px solid var(--copper);
}
.portrait-corner.tl{ top:-1px; left:-1px; border-right:none; border-bottom:none; }
.portrait-corner.br{ bottom:-1px; right:-1px; border-left:none; border-top:none; }
.portrait-seal{
  position:absolute; top:16px; right:16px;
  width:104px; height:82px; background:var(--paper-raised);
  box-shadow:var(--shadow-md); display:flex; align-items:center; justify-content:center;
  padding:8px;
}
.portrait-seal img{ width:100%; height:100%; object-fit:contain; mix-blend-mode:multiply; }

/* ---------- Section shell ---------- */
section{ padding:96px 0; }
.section-head{ max-width:680px; margin-bottom:52px; }
.section-tag{
  font-family:var(--font-mono); font-size:11.5px; letter-spacing:.1em; text-transform:uppercase;
  color:var(--copper-dark); margin-bottom:14px; display:block;
}
.section-head h2{
  font-family:var(--font-display); font-weight:600; font-size:clamp(26px,3.4vw,38px);
  line-height:1.16; letter-spacing:-.01em; text-wrap:balance; margin-bottom:14px;
}
.section-head p{ color:var(--ink-soft); font-size:16px; }

/* ---------- Catálogo ---------- */
.catalogo{ background:var(--paper-raised); border-top:1px solid var(--line); border-bottom:1px solid var(--line); }
.cat-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:1px; background:var(--line); border:1px solid var(--line); }
.cat-card{
  background:var(--paper-raised); padding:30px 26px; display:flex; flex-direction:column; gap:16px;
  transition:background .25s ease, transform .25s ease;
}
.cat-card:hover{ background:var(--blueprint-soft); transform:translateY(-4px); }
.cat-icon{
  width:46px; height:46px; border:1px solid var(--line-strong); display:flex; align-items:center; justify-content:center;
  transition:transform .25s ease, border-color .25s ease;
}
.cat-card:hover .cat-icon{ transform:rotate(3deg); border-color:var(--blueprint); }
.cat-icon svg{ width:24px; height:24px; stroke:var(--blueprint); }
.cat-card h3{ font-family:var(--font-display); font-weight:600; font-size:18.5px; }
.cat-card p{ color:var(--ink-soft); font-size:14px; }
.cat-specs{ margin-top:auto; padding-top:14px; border-top:1px dashed var(--line-strong); display:grid; gap:6px; }
.cat-specs div{ display:flex; justify-content:space-between; font-family:var(--font-mono); font-size:11.5px; }
.cat-specs dt{ color:var(--ink-faint); }
.cat-specs dd{ margin:0; color:var(--ink); }

/* ---------- Catálogo: servicios de instalación y mantenimiento ---------- */
.cat-subhead{
  display:flex; align-items:baseline; justify-content:space-between; gap:16px; flex-wrap:wrap;
  margin:64px 0 24px; padding-top:40px; border-top:1px solid var(--line);
}
.cat-subhead h3{ font-family:var(--font-display); font-weight:600; font-size:21px; }
.cat-subhead p{ color:var(--ink-soft); font-size:14.5px; }
.service-grid{
  display:grid; grid-template-columns:repeat(3,1fr); gap:1px;
  background:var(--line); border:1px solid var(--line);
}
.cat-highlight{
  margin-top:auto; padding-top:14px; border-top:1px dashed var(--line-strong);
}
.highlight-label{
  display:block; font-family:var(--font-mono); font-size:10.5px; text-transform:uppercase;
  letter-spacing:.07em; color:var(--copper-dark); margin-bottom:5px;
}
.cat-highlight p{ font-size:13px; color:var(--ink-soft); }
@media (max-width:960px){ .service-grid{ grid-template-columns:repeat(2,1fr); } }
@media (max-width:560px){ .service-grid{ grid-template-columns:1fr; } }

/* ---------- Obras realizadas ---------- */
.obras{ background:var(--paper); }
.obras-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:16px; }
.obra-card{
  margin:0; position:relative; aspect-ratio:4/3; overflow:hidden;
  border:1px solid var(--line-strong); background:var(--paper-raised);
}
.obra-card img{ width:100%; height:100%; object-fit:cover; transition:transform .4s ease; }
.obra-card:hover img{ transform:scale(1.06); }
.obra-card figcaption{
  position:absolute; left:0; right:0; bottom:0; padding:14px 16px;
  background:linear-gradient(to top, rgba(30,34,41,.82), transparent);
  color:#fff; display:flex; flex-direction:column; gap:2px;
}
.obra-tag{ font-family:var(--font-mono); font-size:10.5px; text-transform:uppercase; letter-spacing:.06em; color:var(--copper); }
.obra-card figcaption span:last-child{ font-size:13px; }
.obra-placeholder{
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:10px;
  border:1.5px dashed var(--line-strong); color:var(--ink-faint);
}
.obra-placeholder svg{ width:28px; height:28px; stroke:var(--ink-faint); }
.obra-placeholder span{ font-family:var(--font-mono); font-size:11.5px; color:var(--ink-faint); text-transform:uppercase; letter-spacing:.05em; }

/* ---------- Fundador ---------- */
.fundador{ background:var(--grafito); color:var(--paper); }
.fundador-inner{ display:grid; grid-template-columns:.85fr 1.15fr; gap:64px; align-items:center; }
.fundador .section-tag{ color:var(--copper); }
.fundador .section-head h2{ color:var(--paper); }
.fundador .section-head p{ color:rgba(242,239,231,.68); }
.fundador-text p{ color:rgba(242,239,231,.78); font-size:15.5px; margin-bottom:16px; }
.fundador-portrait{
  position:relative; aspect-ratio:4/5; background:var(--grafito-raised);
  border:1px solid rgba(242,239,231,.16);
  overflow:hidden;
}

/* ---------- Galería de fotos (fundido cruzado, se activa solo con 2+ fotos) ---------- */
.photo-carousel{ position:relative; width:100%; height:100%; }
.carousel-slide{
  position:absolute; inset:0; width:100%; height:100%;
  object-fit:cover; object-position:62% 18%;
  opacity:0; transition:opacity 1s ease;
}
.carousel-slide.is-active{ opacity:1; }
.carousel-dots{
  position:absolute; left:0; right:0; bottom:16px;
  display:flex; justify-content:center; gap:8px;
}
.carousel-dot{
  width:8px; height:8px; border-radius:50%; padding:0; border:1px solid rgba(255,255,255,.7);
  background:rgba(255,255,255,.25); transition:background .2s ease, transform .2s ease;
}
.carousel-dot.is-active{ background:var(--copper); border-color:var(--copper); transform:scale(1.15); }
.stat-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:1px; background:rgba(242,239,231,.14); margin-top:36px; border:1px solid rgba(242,239,231,.14); }
.stat{ padding:20px 16px; text-align:center; }
.stat b{ display:block; font-family:var(--font-mono); font-size:26px; color:var(--paper); }
.stat span{ font-size:11.5px; color:rgba(242,239,231,.6); letter-spacing:.02em; }

/* ---------- Cotizador ---------- */
.cotizador{ background:var(--paper); }
.cotizador-shell{
  display:grid; grid-template-columns:.9fr 1.1fr; gap:0;
  border:1px solid var(--line-strong); background:var(--paper-raised); box-shadow:var(--shadow-md);
}
.cotizador-aside{
  background:var(--blueprint); color:#fff; padding:44px 38px; display:flex; flex-direction:column; gap:20px;
}
.cotizador-aside h3{ font-family:var(--font-display); font-size:24px; font-weight:600; }
.cotizador-aside p{ color:rgba(255,255,255,.8); font-size:14.5px; }
.cotizador-steps{ list-style:none; margin:8px 0 0; padding:0; display:flex; flex-direction:column; gap:14px; }
.cotizador-steps li{ display:flex; gap:12px; font-size:14px; color:rgba(255,255,255,.9); }
.cotizador-steps b{
  font-family:var(--font-mono); font-size:12px; width:24px; height:24px; border:1px solid rgba(255,255,255,.4);
  display:flex; align-items:center; justify-content:center; flex:none;
}
.cotizador-form{ padding:44px 38px; }
.field{ margin-bottom:18px; }
.field label{ display:block; font-size:12.5px; font-weight:600; color:var(--ink-soft); margin-bottom:6px; }
.field-row{ display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.field input, .field select{
  width:100%; padding:11px 13px; border:1px solid var(--line-strong); background:var(--paper);
  color:var(--ink); border-radius:var(--radius); transition:border-color .2s ease, background .2s ease;
}
.field input:focus, .field select:focus{ outline:none; border-color:var(--blueprint); background:#fff; }
.form-foot{ display:flex; align-items:center; justify-content:space-between; gap:16px; margin-top:22px; flex-wrap:wrap; }
.form-note{ font-size:11.5px; color:var(--ink-faint); max-width:32ch; }

.ticket-result{
  display:none; border:1px solid var(--line-strong); background:var(--copper-soft);
  padding:24px 26px; margin-top:8px; align-items:flex-start; gap:16px;
}
.ticket-result.is-visible{ display:flex; }
.ticket-badge{
  font-family:var(--font-mono); font-size:11px; color:#fff; background:var(--copper);
  padding:4px 9px; letter-spacing:.03em;
}
.ticket-result h4{ font-size:15.5px; margin-bottom:4px; }
.ticket-result p{ font-size:13.5px; color:var(--ink-soft); margin-bottom:2px; }
.ticket-number{ font-family:var(--font-mono); font-size:16px; color:var(--copper-dark); font-weight:600; }

/* ---------- Preguntas frecuentes ---------- */
.faq{ background:var(--paper-raised); border-top:1px solid var(--line); border-bottom:1px solid var(--line); }
.faq-list{ max-width:760px; display:flex; flex-direction:column; gap:1px; background:var(--line); border:1px solid var(--line); }
.faq-item{ background:var(--paper-raised); }
.faq-item summary{
  list-style:none; cursor:pointer; padding:20px 24px; font-family:var(--font-display); font-weight:600; font-size:16px;
  display:flex; justify-content:space-between; align-items:center; gap:16px;
}
.faq-item summary::-webkit-details-marker{ display:none; }
.faq-item summary::after{
  content:"+"; font-family:var(--font-mono); font-size:20px; line-height:1; color:var(--copper); flex:none;
  transition:transform .25s ease;
}
.faq-item[open] summary::after{ transform:rotate(45deg); }
.faq-item p{ padding:0 24px 20px; color:var(--ink-soft); font-size:14.5px; max-width:64ch; }

/* ---------- Contacto ---------- */
.contacto{ background:var(--blueprint-soft); border-top:1px solid var(--line); }
.contacto-inner{ display:grid; grid-template-columns:1fr 1fr; gap:56px; }
.contact-info{ display:flex; flex-direction:column; gap:22px; }
.contact-item{ display:flex; gap:14px; align-items:flex-start; }
.contact-item .ico{
  width:38px; height:38px; background:var(--paper-raised); border:1px solid var(--line-strong);
  display:flex; align-items:center; justify-content:center; flex:none;
}
.contact-item .ico svg{ width:18px; height:18px; stroke:var(--blueprint); }
.contact-item .ico-wa{ background:#25D366; border-color:#25D366; }
.contact-item .ico-wa svg{ width:19px; height:19px; fill:#fff; stroke:none; }
.contact-item h4{ font-size:14.5px; margin-bottom:3px; }
.contact-item p, .contact-item a{ font-size:14px; color:var(--ink-soft); }
.contact-item a:hover{ color:var(--blueprint); }
.contact-form{ background:var(--paper-raised); border:1px solid var(--line-strong); padding:32px; }

/* ---------- Footer ---------- */
footer{ background:var(--grafito); color:rgba(242,239,231,.7); }
.footer-top{
  padding:56px 0 40px;
  display:grid; grid-template-columns:1.3fr 1fr 1fr; gap:40px;
  border-bottom:1px solid rgba(242,239,231,.12);
}
.footer-brand{ display:flex; flex-direction:column; gap:16px; }
.footer-logo{ display:flex; align-items:center; }
.footer-logo img{
  height:64px; width:auto; display:block;
  background:var(--paper); padding:8px 14px;
}
.footer-brand p{ font-size:13.5px; color:rgba(242,239,231,.6); max-width:34ch; }
.footer-nav, .footer-contact{ display:flex; flex-direction:column; gap:11px; }
.footer-nav h5, .footer-contact h5{
  font-family:var(--font-mono); font-size:11px; text-transform:uppercase; letter-spacing:.08em;
  color:rgba(242,239,231,.45); margin:0 0 4px; font-weight:600;
}
.footer-nav a, .footer-contact a{ font-size:14px; color:rgba(242,239,231,.78); transition:color .2s ease; width:fit-content; }
.footer-nav a:hover, .footer-contact a:hover{ color:var(--copper); }
.footer-contact span{ font-size:13px; color:rgba(242,239,231,.5); }
.footer-bottom{
  padding:20px 0; display:flex; justify-content:space-between; flex-wrap:wrap; gap:8px;
  font-family:var(--font-mono); font-size:11px; color:rgba(242,239,231,.45);
}

/* ---------- Volver arriba ---------- */
.back-to-top{
  position:fixed; left:20px; bottom:20px; z-index:90;
  width:46px; height:46px; background:var(--paper-raised); border:1px solid var(--line-strong);
  display:flex; align-items:center; justify-content:center; box-shadow:var(--shadow-sm);
  opacity:0; transform:translateY(8px); pointer-events:none;
  transition:opacity .25s ease, transform .25s ease, border-color .2s ease;
}
.back-to-top.is-visible{ opacity:1; transform:none; pointer-events:auto; }
.back-to-top:hover{ border-color:var(--copper); }
.back-to-top svg{ width:18px; height:18px; stroke:var(--ink); }
@media (max-width:720px){
  .footer-top{ grid-template-columns:1fr; gap:32px; }
  .back-to-top{ left:16px; bottom:16px; width:42px; height:42px; }
}

/* ---------- WhatsApp float ---------- */
.wa-float{
  position:fixed; right:20px; bottom:20px; z-index:90;
  width:58px; height:58px; border-radius:50%;
  background:#25D366; box-shadow:0 6px 18px rgba(0,0,0,.25);
  display:flex; align-items:center; justify-content:center;
  transition:transform .2s ease-out, box-shadow .2s ease-out;
}
.wa-float:hover{ transform:scale(1.08); box-shadow:0 10px 24px rgba(0,0,0,.3); }
.wa-float svg{ width:28px; height:28px; fill:#fff; }
.wa-pulse{
  position:absolute; inset:0; border-radius:50%; background:#25D366;
  animation:wa-pulse 2.4s ease-out infinite;
}
@keyframes wa-pulse{
  0%{ transform:scale(1); opacity:.55; }
  100%{ transform:scale(1.9); opacity:0; }
}
@media (prefers-reduced-motion: reduce){ .wa-pulse{ animation:none; display:none; } }

/* ---------- Toast ---------- */
.toast{
  position:fixed; left:50%; bottom:28px; transform:translate(-50%,20px);
  background:var(--grafito); color:var(--paper); padding:13px 20px; font-size:13.5px;
  opacity:0; pointer-events:none; transition:opacity .25s ease, transform .25s ease; z-index:99;
  border-left:3px solid var(--copper);
}
.toast.is-visible{ opacity:1; transform:translate(-50%,0); }

/* ---------- Responsive ---------- */
@media (max-width:960px){
  .hero-inner{ grid-template-columns:1fr; }
  .hero-portrait{ order:-1; max-width:340px; }
  .fundador-inner{ grid-template-columns:1fr; }
  .fundador-portrait{ max-width:320px; }
  .cat-grid{ grid-template-columns:repeat(2,1fr); }
  .obras-grid{ grid-template-columns:repeat(2,1fr); }
  .cotizador-shell{ grid-template-columns:1fr; }
  .contacto-inner{ grid-template-columns:1fr; }
}
@media (max-width:720px){
  .nav-links{ display:none; }
  .nav-toggle{ display:flex; }
  .header-inner .btn-primary{ display:none; }
  .nav.is-open .nav-links{
    display:flex; flex-direction:column; gap:0; position:fixed; top:65px; left:0; right:0;
    background:var(--paper); border-bottom:1px solid var(--line); padding:8px var(--pad) 20px;
  }
  .nav.is-open .nav-links a{ padding:14px 0; border-bottom:1px solid var(--line); }
  .field-row{ grid-template-columns:1fr; }
}
@media (max-width:560px){
  .cat-grid{ grid-template-columns:1fr; }
  .obras-grid{ grid-template-columns:1fr; }
  .stat-grid{ grid-template-columns:1fr; }
  .hero{ padding-top:126px; }
}