:root {
    --ink: #14171F;
    --steel: #59616E;
    --line: #DADFE3;
    --paper: #F6F6F4;
    --paper-2: #EFEFEC;
    --blue: #1E4FD9;
    --blue-dark: #16326E;
    --orange: #E07A2C;
    --white: #FFFFFF;
  }
  * { box-sizing: border-box; }
  html { scroll-behavior: smooth; }
  body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font-family: 'IBM Plex Sans', sans-serif;
    -webkit-font-smoothing: antialiased;
  }
  h1, h2, h3, .display {
    font-family: 'Barlow Condensed', sans-serif;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.01em;
    line-height: 0.98;
    margin: 0;
  }
  .mono { font-family: 'IBM Plex Mono', monospace; }
  a { color: inherit; text-decoration: none; }
  img { max-width: 100%; display: block; }
  .wrap { max-width: 1280px; margin: 0 auto; padding: 0 32px; }
  @media (max-width: 720px) { .wrap { padding: 0 20px; } }

  /* HEADER */
  header {
    position: sticky; top: 0; z-index: 40;
    background: rgba(246,246,244,0.92);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--line);
  }
  .nav {
    display: flex; align-items: center; justify-content: space-between;
    padding: 18px 0;
  }
  .nav img { height: 34px; width: auto; }
  .nav-links { display: flex; align-items: center; gap: 36px; }
  .nav-links a {
    font-size: 14px; font-weight: 600; color: var(--steel);
    transition: color .15s;
  }
  .nav-links a:hover { color: var(--ink); }
  .nav-cta {
    background: var(--blue); color: #fff; padding: 11px 22px;
    font-weight: 600; font-size: 14px; border-radius: 3px;
  }
  .nav-links a.nav-cta { color: #fff; }
  .nav-links a.nav-cta:hover { color: #fff; }
  @media (max-width: 860px) { .nav-links { display: none; } }

  /* HERO (home) */
  .hero {
    display: grid; grid-template-columns: 1.1fr 0.9fr;
    align-items: stretch;
    border-bottom: 1px solid var(--line);
  }
  @media (max-width: 900px) { .hero { grid-template-columns: 1fr; } }
  .hero-copy {
    padding: 88px 56px 88px 32px;
    display: flex; flex-direction: column; justify-content: center;
    max-width: 620px;
  }
  @media (max-width: 900px) { .hero-copy { padding: 56px 20px 40px; max-width: none; } }
  .hero-kicker {
    font-size: 15px; color: var(--steel); margin-bottom: 18px;
    display: flex; align-items: center; gap: 10px;
  }
  .btn { text-transform: uppercase; letter-spacing: 0.04em; }
  .hero-kicker .bar { width: 22px; height: 3px; background: var(--orange); display: inline-block; }
  .hero-kicker .brand { color: var(--blue); }
  .hero-full .hero-kicker .brand { color: #8FB0FF; }
  .hero h1 { font-size: clamp(44px, 6vw, 74px); color: var(--ink); }
  .hero h1 span { color: var(--blue); }
  .hero p.lead {
    font-size: 18px; line-height: 1.55; color: var(--steel);
    margin-top: 26px; max-width: 46ch;
  }
  .hero-actions { display: flex; gap: 14px; margin-top: 36px; flex-wrap: wrap; }
  .btn {
    padding: 15px 26px; font-weight: 600; font-size: 15px; border-radius: 3px;
    display: inline-flex; align-items: center; gap: 8px; border: 1.5px solid transparent;
  }
  .btn-primary { background: var(--ink); color: #fff; }
  .btn-primary:hover { background: var(--blue); }
  .btn-ghost { border-color: var(--ink); color: var(--ink); }
  .btn-ghost:hover { background: var(--ink); color: #fff; }

  .hero-panel {
    position: relative;
    background: linear-gradient(155deg, var(--blue) 0%, var(--blue-dark) 62%, #0E1E44 100%);
    overflow: hidden;
  }
  .hero-panel::before {
    content: ""; position: absolute; inset: 0;
    background: repeating-linear-gradient(115deg, rgba(255,255,255,0.05) 0 2px, transparent 2px 46px);
  }
  .hero-panel::after {
    content: ""; position: absolute; right: -18%; bottom: -22%;
    width: 70%; height: 70%;
    background: var(--orange);
    clip-path: polygon(38% 0, 100% 0, 62% 100%, 0 100%);
    opacity: 0.9;
  }
  .hero-panel.orange { background: linear-gradient(155deg, var(--orange) 0%, #A8511A 65%, #3A1E0B 100%); }
  .hero-panel.orange::after { background: var(--blue); }
  .hero-panel.steel { background: linear-gradient(155deg, #6B7480 0%, #444B54 65%, #14171F 100%); }
  .hero-panel.steel::after { background: var(--orange); }
  .hero-facts {
    position: relative; z-index: 2;
    height: 100%; display: flex; flex-direction: column; justify-content: flex-end;
    padding: 40px;
  }
  @media (max-width: 900px) { .hero-panel { min-height: 260px; } }

  /* HERO NUEVO — foto a pantalla completa */
  .hero-full {
    position: relative; min-height: 640px; display: flex; align-items: flex-end;
    background-size: cover; background-position: center; border-bottom: 1px solid var(--line);
  }
  .hero-full::before {
    content: ""; position: absolute; inset: 0;
    background: linear-gradient(180deg, rgba(10,12,18,0.55) 0%, rgba(10,12,18,0.35) 40%, rgba(10,12,18,0.85) 100%);
  }
  .hero-full-inner { position: relative; z-index: 2; padding: 64px 32px 56px; width: 100%; }
  .hero-full .hero-kicker { color: rgba(255,255,255,0.85); }
  .hero-full .hero-kicker .bar { background: var(--orange); }
  .hero-full h1 { color: #fff; font-size: clamp(38px, 5.4vw, 68px); max-width: 20ch; }
  .hero-full p.lead { color: rgba(255,255,255,0.82); }
  .about-photo { width: 100%; aspect-ratio: 3/2; object-fit: cover; }
  .about-stats {
    display: grid; grid-template-columns: repeat(4, 1fr);
    border-top: 1px solid var(--line); margin-top: 64px; padding-top: 40px;
  }
  @media (max-width: 700px) { .about-stats { grid-template-columns: repeat(2, 1fr); gap: 28px 0; } }
  .about-stats .stat { border-left: 1px solid var(--line); padding-left: 24px; }
  .about-stats .stat:first-child { border-left: none; padding-left: 0; }
  .about-stats .n { font-family: 'Barlow Condensed', sans-serif; font-size: 42px; font-weight: 700; color: var(--blue); }
  .about-stats .l { font-size: 13px; color: var(--steel); margin-top: 4px; text-transform: uppercase; letter-spacing: 0.03em; }
  .fact-row { display: flex; gap: 34px; flex-wrap: wrap; }
  .fact { color: #fff; }
  .fact .n { font-family: 'Barlow Condensed', sans-serif; font-size: 34px; font-weight: 700; }
  .fact .l { font-size: 12.5px; color: rgba(255,255,255,0.72); margin-top: 2px; }

  /* SECTION HEADS */
  .section { padding: 96px 0; border-bottom: 1px solid var(--line); }
  .section-head {
    display: flex; justify-content: space-between; align-items: flex-end;
    gap: 24px; margin-bottom: 52px; flex-wrap: wrap;
  }
  .section-head h2 { font-size: clamp(32px, 4vw, 46px); }
  .section-head p { color: var(--steel); font-size: 15.5px; max-width: 42ch; }

  /* MARCAS — tarjetas con foto grande, nombre y categoría */
  .brand-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
  @media (max-width: 860px) { .brand-grid { grid-template-columns: 1fr; } }
  .brand-card { background: var(--white); display: flex; flex-direction: column; }
  .brand-photo {
    position: relative; aspect-ratio: 4/3; overflow: hidden;
    display: flex; align-items: center; justify-content: center;
  }
  .brand-photo img { width: 100%; height: 100%; object-fit: cover; }
  .brand-photo.placeholder { background: repeating-linear-gradient(115deg, rgba(0,0,0,0.06) 0 2px, transparent 2px 22px); }
  .brand-photo .ph-label { font-size: 12.5px; color: var(--steel); background: var(--paper); padding: 6px 12px; border: 1px solid var(--line); }
  .brand-photo .badge {
    position: absolute; top: 16px; left: 16px;
    background: var(--ink); color: #fff; font-family: 'IBM Plex Mono', monospace;
    font-size: 12px; padding: 4px 9px;
  }
  .brand-card-body { padding: 26px 28px 30px; flex: 1; display: flex; flex-direction: column; }
  .brand-card h3 { font-size: 32px; }
  .brand-logo { height: 34px; width: auto; display: block; align-self: flex-start; }
  footer .footer-logo { height: 40px; width: auto; background: #fff; padding: 10px 16px; border-radius: 4px; margin-bottom: 4px; }
  .brand-card .cat { font-size: 13px; color: var(--ink); margin-top: 10px; font-weight: 700; line-height: 1.4; letter-spacing: 0.02em; }
  .brand-card p { font-size: 14.5px; color: var(--steel); line-height: 1.6; margin-top: 14px; flex: 1; }
  .brand-card .more { font-size: 13.5px; font-weight: 600; color: var(--ink); margin-top: 20px; display: inline-flex; align-items: center; gap: 6px; }
  .brand-card:hover .more { color: var(--blue); }

  /* MARCA — página individual */
  .brand-hero-copy { padding: 72px 56px 72px 32px; max-width: 620px; display: flex; flex-direction: column; justify-content: center; }
  @media (max-width: 900px) { .brand-hero-copy { padding: 48px 20px 32px; } }
  .benefit-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); margin-top: 8px; }
  @media (max-width: 700px) { .benefit-grid { grid-template-columns: 1fr; } }
  .benefit-cell { background: var(--paper); padding: 28px; }
  .benefit-cell .num { font-family: 'IBM Plex Mono', monospace; font-size: 22px; font-weight: 500; }
  .benefit-cell .num.b1 { color: var(--blue); }
  .benefit-cell .num.b2 { color: var(--orange); }
  .benefit-cell .num.b3 { color: var(--steel); }
  .benefit-cell p { font-size: 14px; color: var(--steel); margin-top: 8px; line-height: 1.55; }

  /* PROYECTOS (texto) */
  .brand-projects { margin-bottom: 56px; }
  .brand-projects:last-child { margin-bottom: 0; }
  .brand-projects-head {
    display: flex; align-items: center; gap: 18px;
    padding-bottom: 18px; border-bottom: 2px solid var(--ink);
    margin-bottom: 4px;
  }
  .brand-projects-head img { height: 28px; width: auto; }
  .brand-projects-head .accent { width: 10px; height: 10px; border-radius: 50%; }
  .brand-projects-head .accent.b1 { background: var(--blue); }
  .brand-projects-head .accent.b2 { background: var(--orange); }
  .brand-projects-head .accent.b3 { background: var(--steel); }
  .project-log { border-top: 1px solid var(--line); }
  .project-line {
    display: grid; grid-template-columns: 1fr 1.6fr 1fr;
    gap: 24px; padding: 20px 0; border-bottom: 1px solid var(--line);
    align-items: baseline;
  }
  @media (max-width: 760px) { .project-line { grid-template-columns: 1fr; gap: 4px; } }
  .project-line .cat { font-size: 12.5px; color: var(--blue); font-weight: 600; }
  .project-line .name { font-size: 17px; font-weight: 600; }
  .project-line .detail { font-size: 14px; color: var(--steel); }
  .project-empty { padding: 20px 0; font-size: 14.5px; color: var(--steel); font-style: italic; }

  /* POR QUE */
  .why-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
  @media (max-width: 780px) { .why-grid { grid-template-columns: 1fr; } }
  .why-cell { background: var(--paper); padding: 36px 32px; }
  .why-cell .num { font-family: 'IBM Plex Mono', monospace; font-size: 13px; color: var(--orange); }
  .why-cell h3 { font-size: 22px; margin-top: 14px; text-transform: none; letter-spacing: 0; font-weight: 700; }
  .why-cell p { font-size: 14.5px; color: var(--steel); margin-top: 10px; line-height: 1.6; }

  /* CONTACTO / FOOTER */
  footer { background: var(--ink); color: #fff; padding: 80px 0 32px; }
  .foot-grid { display: grid; grid-template-columns: 1.3fr 0.8fr 0.8fr 1fr; gap: 40px; }
  @media (max-width: 780px) { .foot-grid { grid-template-columns: 1fr 1fr; gap: 36px; } }
  @media (max-width: 500px) { .foot-grid { grid-template-columns: 1fr; } }
  footer h2 { font-size: 40px; color: #fff; }
  footer p { color: rgba(255,255,255,0.6); font-size: 15px; line-height: 1.6; margin-top: 16px; max-width: 38ch; }
  .foot-col h4 { font-size: 13px; text-transform: uppercase; letter-spacing: 0.06em; color: rgba(255,255,255,0.45); margin-bottom: 16px; font-weight: 600; }
  .foot-col a, .foot-col div.item { display: block; font-size: 15px; color: #fff; margin-bottom: 12px; text-decoration: none; }
  .foot-col a:hover { color: var(--blue); }
  .foot-social { display: flex; gap: 12px; margin-top: 24px; }
  .foot-social a {
    width: 38px; height: 38px; border: 1px solid rgba(255,255,255,0.18); border-radius: 50%;
    display: flex; align-items: center; justify-content: center; color: #fff; transition: background .15s, border-color .15s;
  }
  .foot-social a:hover { background: var(--blue); border-color: var(--blue); }
  .foot-contact-item { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
  .foot-contact-item svg { flex-shrink: 0; color: var(--blue); }
  .foot-contact-item span { font-size: 14.5px; color: #fff; }
  .foot-bottom {
    margin-top: 64px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,0.12);
    display: flex; justify-content: space-between; color: rgba(255,255,255,0.4); font-size: 13px;
    flex-wrap: wrap; gap: 10px;
  }
  .foot-bottom a { color: rgba(255,255,255,0.4); text-decoration: none; }
  .foot-bottom a:hover { color: #fff; }

  /* CONTACT FORM */
  .contact-form { background: var(--white); border: 1px solid var(--line); padding: 32px; }
  .contact-form label { font-size: 13px; font-weight: 600; color: var(--steel); display: block; margin-bottom: 6px; }
  .contact-form input, .contact-form textarea, .contact-form select {
    width: 100%; padding: 12px 14px; border: 1px solid var(--line); font-family: inherit;
    font-size: 14.5px; margin-bottom: 18px; background: #fff; color: var(--ink); border-radius: 2px;
  }
  .contact-form button {
    background: var(--blue); color: #fff; border: none; padding: 14px 28px;
    font-weight: 600; font-size: 15px; cursor: pointer; border-radius: 3px; width: 100%;
  }
  .contact-form button:hover { background: var(--blue-dark); }
  .contact-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; }
  @media (max-width: 860px) { .contact-wrap { grid-template-columns: 1fr; } }
  .contact-info { display: flex; flex-direction: column; gap: 26px; margin-top: 30px; }
  .contact-info-item { display: flex; gap: 16px; align-items: flex-start; }
  .contact-info-item .icon {
    width: 46px; height: 46px; flex-shrink: 0; border: 1px solid var(--line); border-radius: 4px;
    display: flex; align-items: center; justify-content: center; color: var(--blue);
  }
  .contact-info-item .label { font-size: 12px; font-weight: 600; color: var(--steel); letter-spacing: 0.04em; text-transform: uppercase; }
  .contact-info-item .value { font-size: 16.5px; font-weight: 500; color: var(--ink); margin-top: 4px; }
  .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }
  @media (max-width: 500px) { .form-row { grid-template-columns: 1fr; } }

  /* GALERÍA DESLIZABLE, agrupada por proyecto */
  .project-block { margin-bottom: 56px; }
  .project-block:last-child { margin-bottom: 0; }
  .project-block-head { display: flex; align-items: baseline; gap: 14px; margin-bottom: 18px; flex-wrap: wrap; }
  .project-block-head .cat { font-size: 12.5px; color: var(--blue); font-weight: 600; }
  .project-block-head h3 { font-size: 26px; text-transform: none; letter-spacing: 0; font-weight: 700; }
  .slider { position: relative; }
  .slider-track {
    display: flex; overflow-x: auto; scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch; scrollbar-width: none; border: 1px solid var(--line);
  }
  .slider-track::-webkit-scrollbar { display: none; }
  .slider-track figure { position: relative; flex: 0 0 100%; margin: 0; scroll-snap-align: start; }
  .slider-track img { width: 100%; aspect-ratio: 16/9; object-fit: cover; display: block; }
  .slider-track figcaption {
    position: absolute; left: 0; right: 0; bottom: 0;
    background: linear-gradient(transparent, rgba(0,0,0,0.6));
    color: #fff; font-size: 13.5px; padding: 30px 18px 14px;
  }
  .slider-btn {
    position: absolute; top: 50%; transform: translateY(-50%);
    background: rgba(20,23,31,0.6); color: #fff; border: none;
    width: 38px; height: 38px; font-size: 19px; cursor: pointer; z-index: 2;
  }
  .slider-btn:hover { background: var(--ink); }
  .slider-btn.prev { left: 10px; }
  .slider-btn.next { right: 10px; }
  @media (max-width: 640px) { .slider-btn { width: 32px; height: 32px; font-size: 16px; } }

  /* PESTAÑAS TIPO CARPETA */
  .project-tabs { }
  .tab-list { display: flex; gap: 4px; flex-wrap: wrap; border-bottom: 1px solid var(--line); margin-bottom: 0; }
  .tab-btn {
    display: inline-flex; align-items: center; gap: 8px;
    background: var(--paper-2); color: var(--steel); border: 1px solid var(--line); border-bottom: none;
    padding: 12px 20px; font-size: 14px; font-weight: 600; font-family: 'IBM Plex Sans', sans-serif;
    cursor: pointer; border-radius: 6px 6px 0 0; position: relative; top: 1px;
  }
  .tab-btn .folder-icon { font-size: 14px; }
  .tab-btn.active { background: var(--white); color: var(--ink); border-bottom: 1px solid var(--white); }
  .tab-panels { border: 1px solid var(--line); border-top: none; padding: 32px 28px; background: var(--white); }
  .tab-panel { display: none; }
  .tab-panel.active { display: block; }
  .tab-panel .project-block-head { margin-bottom: 16px; }
  @media (max-width: 640px) { .tab-btn { padding: 10px 14px; font-size: 13px; } }

  /* QUÉ HACEMOS + POR QUÉ ELEGIRNOS, dos columnas */
  .split-content { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
  @media (max-width: 860px) { .split-content { grid-template-columns: 1fr; gap: 40px; } }
  .reason-list { margin-top: 22px; border-top: 1px solid var(--line); }
  .reason-item { display: flex; gap: 18px; padding: 18px 0; border-bottom: 1px solid var(--line); align-items: baseline; }
  .reason-item .num { font-family: 'IBM Plex Mono', monospace; color: var(--blue); font-size: 13px; flex-shrink: 0; width: 22px; }
  .reason-item strong { display: block; font-size: 15.5px; font-weight: 700; color: var(--ink); }
  .reason-item span { font-size: 13.5px; color: var(--steel); line-height: 1.5; }

  /* CTA OSCURO + CROSS-SELL OTRAS MARCAS */
  .cta-dark { background: var(--ink); color: #fff; padding: 80px 0; }
  .cta-dark-top { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; flex-wrap: wrap; }
  .cta-dark .hero-kicker { color: var(--blue); }
  .cta-dark .hero-kicker .bar { background: var(--orange); }
  .cta-dark h2 { color: #fff; font-size: clamp(30px, 4vw, 44px); max-width: 18ch; margin-top: 10px; }
  .cross-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: rgba(255,255,255,0.14); margin-top: 48px; border: 1px solid rgba(255,255,255,0.14); }
  @media (max-width: 640px) { .cross-grid { grid-template-columns: 1fr; } }
  .cross-cell { background: var(--ink); padding: 30px 32px; display: flex; justify-content: space-between; align-items: center; gap: 16px; transition: background .15s; }
  .cross-cell:hover { background: rgba(255,255,255,0.05); }
  .cross-cell .label { font-size: 11.5px; letter-spacing: 0.06em; text-transform: uppercase; color: rgba(255,255,255,0.45); font-weight: 600; }
  .cross-cell h3 { font-size: 27px; color: #fff; margin-top: 6px; }
  .cross-cell .cat { font-size: 12.5px; color: rgba(255,255,255,0.55); margin-top: 4px; font-weight: 600; }
  .cross-cell .arrow { font-size: 22px; color: rgba(255,255,255,0.5); flex-shrink: 0; }
  .cross-cell:hover .arrow { color: #fff; }

  /* PROYECTOS POR CATEGORÍA (foto grande + número + etiqueta) */
  .category-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
  @media (max-width: 860px) { .category-grid { grid-template-columns: repeat(2, 1fr); } }
  @media (max-width: 500px) { .category-grid { grid-template-columns: 1fr; } }
  .category-card { background: var(--white); display: block; }
  .category-photo { position: relative; aspect-ratio: 3/4; overflow: hidden; }
  .category-photo img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s; }
  .category-card:hover .category-photo img { transform: scale(1.04); }
  .category-label { padding: 18px 20px 22px; }
  .category-label .num { font-family: 'IBM Plex Mono', monospace; font-size: 12px; color: var(--blue); }
  .category-label h3 { font-size: 20px; margin-top: 6px; text-transform: none; letter-spacing: 0; font-weight: 700; }

  /* BENEFICIOS CON ICONOS (tarjetas) */
  .benefit-icon-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); margin-top: 8px; }
  @media (max-width: 900px) { .benefit-icon-grid { grid-template-columns: repeat(2, 1fr); } }
  @media (max-width: 480px) { .benefit-icon-grid { grid-template-columns: 1fr; } }
  .benefit-icon-cell { background: var(--white); padding: 30px 24px; }
  .benefit-icon-badge {
    width: 46px; height: 46px; border-radius: 50%; background: rgba(30,79,217,0.08); color: var(--blue);
    display: flex; align-items: center; justify-content: center; margin-bottom: 16px;
  }
  .benefit-icon-cell h3 { font-size: 15.5px; font-weight: 700; text-transform: none; letter-spacing: 0; line-height: 1.35; }

  /* GALERÍA DE FOTOS (dentro de tab-panels) */
  .gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
  @media (max-width: 700px) { .gallery-grid { grid-template-columns: repeat(2, 1fr); } }
  .gallery-item { aspect-ratio: 4/3; overflow: hidden; background: var(--paper-2); }
  .gallery-item img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .3s; }
  .gallery-item:hover img { transform: scale(1.04); }
  .gallery-empty { padding: 40px; text-align: center; color: var(--steel); font-size: 14px; grid-column: 1 / -1; border: 1px dashed var(--line); }

  /* CARRUSEL DE PROYECTOS */
  .carousel { position: relative; margin-top: 8px; }
  .carousel-viewport { overflow-x: auto; overflow-y: hidden; scroll-snap-type: x mandatory; -webkit-overflow-scrolling: touch; scrollbar-width: none; overscroll-behavior-x: contain; }
  .carousel-viewport::-webkit-scrollbar { display: none; }
  .carousel-track { display: flex; gap: 20px; }
  .carousel-slide { scroll-snap-align: start; flex: 0 0 46%; border-radius: 20px; overflow: hidden; position: relative; aspect-ratio: 1/1; background: var(--paper-2); }
  @media (max-width: 760px) { .carousel-slide { flex: 0 0 86%; } }
  .carousel-slide img { width: 100%; height: 100%; object-fit: cover; display: block; }
  .carousel-overlay {
    position: absolute; left: 0; right: 0; bottom: 0; padding: 26px 24px;
    background: linear-gradient(to top, rgba(20,23,31,0.85), rgba(20,23,31,0)); color: #fff;
  }
  .carousel-overlay .loc { display: flex; align-items: center; gap: 6px; font-size: 12.5px; opacity: .85; margin-bottom: 8px; }
  .carousel-overlay h3 { font-size: 23px; color: #fff; margin-top: 0; text-transform: none; letter-spacing: 0; }
  .carousel-overlay p { font-size: 13.5px; color: rgba(255,255,255,0.82); margin-top: 5px; line-height: 1.4; }
  .carousel-arrow {
    position: absolute; top: 50%; transform: translateY(-50%); width: 46px; height: 46px; border-radius: 50%;
    background: #fff; box-shadow: 0 6px 18px rgba(20,23,31,0.18); display: flex; align-items: center; justify-content: center;
    cursor: pointer; z-index: 5; border: none; color: var(--ink); transition: background .15s, color .15s;
  }
  .carousel-arrow:hover { background: var(--blue); color: #fff; }
  .carousel-arrow.prev { left: -22px; }
  .carousel-arrow.next { right: -22px; }
  @media (max-width: 900px) {
    .carousel-arrow { width: 38px; height: 38px; }
    .carousel-arrow.prev { left: 8px; }
    .carousel-arrow.next { right: 8px; }
  }
  .carousel-dots { display: flex; justify-content: center; gap: 8px; margin-top: 26px; }
  .carousel-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--line); cursor: pointer; border: none; padding: 0; transition: background .2s, width .2s, border-radius .2s; }
  .carousel-dot.active { background: var(--blue); width: 22px; border-radius: 4px; }

  /* BOTÓN FLOTANTE DE WHATSAPP */
  .whatsapp-float {
    position: fixed; bottom: 24px; right: 24px; z-index: 999;
    display: flex; align-items: center; gap: 10px;
    background: #25D366; color: #fff; padding: 14px 22px 14px 16px; border-radius: 999px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.25); transition: transform .15s, box-shadow .15s;
    font-size: 14.5px; font-weight: 600; text-decoration: none;
  }
  .whatsapp-float:hover { transform: scale(1.04); box-shadow: 0 10px 28px rgba(0,0,0,0.3); }
  .whatsapp-float svg { flex-shrink: 0; }
  @media (max-width: 600px) {
    .whatsapp-float { bottom: 18px; right: 18px; padding: 13px; border-radius: 50%; }
    .whatsapp-float .wa-label { display: none; }
  }

  /* VIDEO CLIC PARA REPRODUCIR */
  .video-cover { position: relative; width: 100%; aspect-ratio: 3/2; overflow: hidden; cursor: pointer; background: var(--paper-2); border: none; padding: 0; display: block; }
  .video-cover img { width: 100%; height: 100%; object-fit: cover; display: block; }
  .video-cover .play-btn {
    position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
    width: 76px; height: 76px; border-radius: 50%; background: rgba(20,23,31,0.55);
    display: flex; align-items: center; justify-content: center; transition: background .15s, transform .15s;
    backdrop-filter: blur(2px);
  }
  .video-cover:hover .play-btn { background: var(--blue); transform: translate(-50%, -50%) scale(1.08); }
  .video-cover .play-btn svg { margin-left: 4px; }
  .video-embed { width: 100%; aspect-ratio: 3/2; display: block; background: #000; }

  /* NUESTRO GRUPO — texto + video */
  .about-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 56px; align-items: center; }
  @media (max-width: 900px) { .about-grid { grid-template-columns: 1fr; gap: 32px; } }
  @media (max-width: 720px) {
    .section { padding: 64px 0; }
    .hero-full { min-height: 560px; }
    .hero-full-inner { padding: 48px 20px 40px; }
    .carousel-overlay { padding: 20px 18px; }
    .carousel-overlay h3 { font-size: 20px; }
    .about-stats { margin-top: 44px; padding-top: 32px; }
    .about-stats .stat:nth-child(3) { border-left: none; padding-left: 0; }
  }

  /* BINT — secciones del brochure */
  .insul-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line); border: 1px solid var(--line); }
  .insul-cell { background: var(--white); padding: 32px 30px; }
  .insul-cell p { color: var(--steel); font-size: 15.5px; line-height: 1.7; }
  .insul-cell strong { color: var(--ink); }
  @media (max-width: 760px) { .insul-grid { grid-template-columns: 1fr; } }

  .opening-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
  @media (max-width: 860px) { .opening-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; } }
  .opening-card { background: var(--white); border: 1px solid var(--line); border-radius: 14px; padding: 18px 14px 16px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px; text-align: center; }
  .opening-card img { width: 100%; height: 130px; object-fit: contain; }
  .opening-card span { font-weight: 600; font-size: 14.5px; color: var(--ink); }
  .opening-card-dark { background: var(--ink); border-color: var(--ink); }
  .opening-card-dark span { color: #fff; font-family: 'Barlow Condensed', sans-serif; font-size: 22px; font-weight: 700; text-transform: uppercase; line-height: 1.15; padding: 0 8px; }
  @media (max-width: 860px) { .opening-card img { height: 100px; } .opening-card-dark span { font-size: 18px; } }

  .spec-table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; border: 1px solid var(--line); border-radius: 10px; }
  .spec-table { width: 100%; min-width: 760px; border-collapse: collapse; font-size: 14px; background: var(--white); }
  .spec-table thead th { background: var(--ink); color: #fff; text-align: left; font-weight: 600; padding: 14px 16px; font-size: 13px; letter-spacing: 0.02em; }
  .spec-table tbody th { text-align: left; color: var(--blue); font-weight: 700; white-space: nowrap; padding: 14px 16px; }
  .spec-table td { padding: 14px 16px; color: var(--steel); line-height: 1.5; vertical-align: top; }
  .spec-table tbody tr:nth-child(even) { background: var(--paper-2); }
  .spec-table tbody tr + tr th, .spec-table tbody tr + tr td { border-top: 1px solid var(--line); }
  .table-hint { display: none; font-size: 13px; color: var(--steel); margin-top: 10px; }
  @media (max-width: 800px) { .table-hint { display: block; } }

  .swatch-group { display: grid; grid-template-columns: 150px 1fr; gap: 20px; align-items: start; padding: 22px 0; border-top: 1px solid var(--line); }
  .swatch-group:first-of-type { border-top: none; padding-top: 0; }
  .swatch-label { font-weight: 700; color: var(--blue); font-size: 15px; padding-top: 18px; text-transform: uppercase; letter-spacing: 0.03em; }
  .swatch-row { display: flex; flex-wrap: wrap; gap: 14px; }
  .swatch { width: 112px; }
  .swatch img { width: 112px; height: 64px; object-fit: cover; border-radius: 8px; border: 1px solid var(--line); display: block; }
  .swatch span { display: block; font-size: 12.5px; color: var(--steel); margin-top: 6px; line-height: 1.3; }
  @media (max-width: 700px) {
    .swatch-group { grid-template-columns: 1fr; gap: 12px; }
    .swatch-label { padding-top: 0; }
    .swatch-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
    .swatch, .swatch img { width: 100%; }
  }

  .process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
  @media (max-width: 900px) { .process-grid { grid-template-columns: repeat(2, 1fr); } }
  @media (max-width: 560px) { .process-grid { grid-template-columns: 1fr; } }
  .process-step { background: var(--white); border: 1px solid var(--line); border-radius: 14px; padding: 26px 24px; }
  .process-step .n { font-family: 'Barlow Condensed', sans-serif; font-size: 52px; font-weight: 800; color: var(--blue); line-height: 1; }
  .process-step h3 { font-size: 22px; margin-top: 10px; }
  .process-step p { color: var(--steel); font-size: 14.5px; line-height: 1.6; margin-top: 10px; }
  .process-tag { display: inline-block; margin-top: 16px; background: var(--blue); color: #fff; font-size: 12.5px; font-weight: 600; padding: 7px 12px; border-radius: 999px; }

  /* ANIMACIONES AL HACER SCROLL (las activa assets/js/reveal.js) */
  .reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .8s cubic-bezier(.2,.7,.2,1); }
  .reveal.in { opacity: 1; transform: none; }
  .hero-full-inner > * { animation: heroUp .9s cubic-bezier(.2,.7,.2,1) both; }
  .hero-full-inner > *:nth-child(2) { animation-delay: .12s; }
  .hero-full-inner > *:nth-child(3) { animation-delay: .24s; }
  .hero-full-inner > *:nth-child(4) { animation-delay: .36s; }
  @keyframes heroUp { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: none; } }
  @media (prefers-reduced-motion: reduce) {
    .hero-full-inner > * { animation: none; }
    .reveal { opacity: 1; transform: none; transition: none; }
  }

  /* BINT — acristalamiento: tarjetas que revelan la información */
  .glass-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
  @media (max-width: 860px) { .glass-grid { grid-template-columns: 1fr; } }
  .glass-card { position: relative; min-height: 270px; border-radius: 14px; overflow: hidden; cursor: pointer; background: var(--white); border: 1px solid var(--line); outline: none; }
  .glass-card:focus-visible { box-shadow: 0 0 0 3px var(--blue); }
  .glass-front, .glass-back { position: absolute; inset: 0; padding: 30px 28px; display: flex; flex-direction: column; transition: opacity .35s ease, transform .45s cubic-bezier(.2,.7,.2,1); }
  .glass-front h3 { font-size: 34px; margin-top: 12px; }
  .glass-front p { color: var(--steel); font-size: 16px; line-height: 1.55; margin-top: 10px; }
  .glass-hint { margin-top: auto; font-size: 13px; font-weight: 600; color: var(--blue); }
  @media (max-width: 860px) { .glass-card { min-height: 220px; } }
  .glass-back { background: linear-gradient(155deg, var(--blue) 0%, var(--blue-dark) 100%); color: #fff; opacity: 0; transform: translateY(24px); justify-content: center; }
  .glass-back h3 { color: #fff; font-size: 26px; margin-bottom: 12px; }
  .glass-back p { color: rgba(255,255,255,0.9); font-size: 15px; line-height: 1.55; margin-top: 8px; }
  .glass-back strong { color: #fff; }
  .glass-card.open .glass-back { opacity: 1; transform: none; }
  .glass-card.open .glass-front { opacity: 0; }
  @media (hover: hover) {
    .glass-card:hover .glass-back { opacity: 1; transform: none; }
    .glass-card:hover .glass-front { opacity: 0; }
  }

  /* BINT — botón de WhatsApp en "Así trabajamos" */
  .wa-cta { display: inline-flex; align-items: center; gap: 8px; margin-top: 18px; background: #25D366; color: #fff; font-weight: 600; font-size: 14px; padding: 11px 16px; border-radius: 999px; transition: background .15s, transform .15s; }
  .wa-cta:hover { background: #1EBE5A; transform: translateY(-1px); }
  .process-note { display: block; font-size: 12.5px; color: var(--steel); margin-top: 8px; }
  .glass-front .num { color: var(--orange); font-size: 13px; }

  /* ============ TARJETAS ESTILO SUAVE (redondeadas, sombra ligera, ícono) ============ */
  :root { --card-radius: 22px; --card-border: #E7EAEE; --tint: #EAF0FD;
          --card-shadow: 0 1px 2px rgba(20,23,31,.04), 0 10px 28px rgba(20,23,31,.06);
          --card-shadow-hover: 0 2px 4px rgba(20,23,31,.05), 0 18px 40px rgba(20,23,31,.10); }
  .card-icon { width: 56px; height: 56px; border-radius: 16px; background: var(--tint); color: var(--blue); display: flex; align-items: center; justify-content: center; }
  .why-cell h3, .process-step h3, .glass-front h3, .benefit-icon-cell h3, .brand-card h3 {
    font-family: 'IBM Plex Sans', sans-serif; text-transform: none; letter-spacing: -0.01em; font-weight: 700; }

  .why-grid { gap: 18px; background: none; border: none; }
  .why-cell { position: relative; background: var(--white); border: 1px solid var(--card-border); border-radius: var(--card-radius); box-shadow: var(--card-shadow); padding: 30px 28px 32px; transition: transform .25s ease, box-shadow .25s ease; }
  .why-cell:hover { transform: translateY(-3px); box-shadow: var(--card-shadow-hover); }
  .why-cell .num, .glass-front .num { position: absolute; top: 34px; right: 28px; font-family: 'IBM Plex Sans', sans-serif; font-weight: 600; font-size: 18px; color: #B9C0C9; }
  .why-cell h3 { font-size: 21px; margin-top: 22px; }
  .why-cell p { font-size: 15px; line-height: 1.65; margin-top: 12px; }

  .brand-grid { gap: 18px; background: none; border: none; }
  .brand-card { border-radius: var(--card-radius); overflow: hidden; border: 1px solid var(--card-border); box-shadow: var(--card-shadow); transition: transform .25s ease, box-shadow .25s ease; }
  .brand-card:hover { transform: translateY(-3px); box-shadow: var(--card-shadow-hover); }
  .brand-card .more { color: var(--blue); }
  .brand-photo .badge { border-radius: 999px; padding: 5px 11px; }

  .benefit-icon-grid { gap: 14px; background: none; border: none; }
  .benefit-icon-cell { border: 1px solid var(--card-border); border-radius: 18px; box-shadow: var(--card-shadow); }
  .benefit-icon-badge { width: 52px; height: 52px; border-radius: 15px; background: var(--tint); }


  .insul-grid { gap: 18px; background: none; border: none; }
  .insul-cell { border: 1px solid var(--card-border); border-radius: var(--card-radius); box-shadow: var(--card-shadow); }

  .process-step, .glass-card { border-color: var(--card-border); border-radius: var(--card-radius); box-shadow: var(--card-shadow); transition: transform .25s ease, box-shadow .25s ease; }
  .process-step:hover { transform: translateY(-3px); box-shadow: var(--card-shadow-hover); }
  .glass-front h3 { font-size: 24px; margin-top: 22px; }
  .glass-back h3 { font-family: 'IBM Plex Sans', sans-serif; text-transform: none; letter-spacing: -0.01em; font-weight: 700; font-size: 22px; }

  .cross-grid { gap: 14px; background: none; border: none; }
  .cross-cell { background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.12); border-radius: 18px; }
  .cross-cell:hover { background: rgba(255,255,255,0.12); }

  /* BINT — mezcla con fotos */
  .photo-card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
  @media (max-width: 860px) { .photo-card-grid { grid-template-columns: 1fr; } }
  .photo-card { background: var(--white); border-radius: var(--card-radius); overflow: hidden; border: 1px solid var(--card-border); box-shadow: var(--card-shadow); transition: transform .25s ease, box-shadow .25s ease; }
  .photo-card:hover { transform: translateY(-3px); box-shadow: var(--card-shadow-hover); }
  .photo-card-img { position: relative; aspect-ratio: 4/3; overflow: hidden; }
  .photo-card-img img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .5s ease; }
  .photo-card:hover .photo-card-img img { transform: scale(1.04); }
  .photo-card-num { position: absolute; top: 14px; left: 14px; background: rgba(255,255,255,0.92); color: var(--ink); font-weight: 600; font-size: 13px; padding: 5px 11px; border-radius: 999px; }
  .photo-card-body { padding: 24px 26px 28px; }
  .photo-card-body h3 { font-family: 'IBM Plex Sans', sans-serif; text-transform: none; letter-spacing: -0.01em; font-weight: 700; font-size: 20px; }
  .photo-card-body p { color: var(--steel); font-size: 15px; line-height: 1.6; margin-top: 10px; }

  .media-split { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
  @media (max-width: 900px) { .media-split { grid-template-columns: 1fr; gap: 36px; } }
  .media-split-img img { width: 100%; aspect-ratio: 4/5; object-fit: cover; border-radius: var(--card-radius); display: block; }
  @media (max-width: 900px) { .media-split-img img { aspect-ratio: 4/3; } }
  .media-split-text h2 { font-size: clamp(32px, 4vw, 46px); margin-top: 14px; }
  .media-point { margin-top: 28px; padding-left: 20px; border-left: 3px solid var(--blue); }
  .media-point h3 { font-family: 'IBM Plex Sans', sans-serif; text-transform: none; letter-spacing: -0.01em; font-weight: 700; font-size: 19px; }
  .media-point p { color: var(--steel); font-size: 15.5px; line-height: 1.7; margin-top: 8px; }
  .media-point strong { color: var(--ink); }

  .section-photo { position: relative; background-size: cover; background-position: center; border-bottom: none; }
  .section-photo::before { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(12,18,34,0.82), rgba(12,18,34,0.70)); }
  .section-photo > .wrap { position: relative; z-index: 1; }
  .section-photo .section-head h2 { color: #fff; }
  .section-photo .section-head p { color: rgba(255,255,255,0.8); }
  @media (max-width: 480px) {
    .benefit-icon-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .benefit-icon-cell { padding: 18px 14px; }
    .benefit-icon-badge { width: 42px; height: 42px; margin-bottom: 10px; }
    .benefit-icon-cell h3 { font-size: 14px; }
  }

  .photo-card-grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
  @media (max-width: 1000px) { .photo-card-grid.cols-4 { grid-template-columns: repeat(2, 1fr); } }
  @media (max-width: 520px) {
    .photo-card-grid.cols-4 { gap: 12px; }
    .photo-card-grid.cols-4 .photo-card-body { padding: 14px 14px 16px; }
    .photo-card-grid.cols-4 .photo-card-body h3 { font-size: 16px; }
    .photo-card-grid.cols-4 .photo-card-body p { font-size: 13px; }
  }
  .photo-card-grid.cols-4 .photo-card-num { display: none; }
  a.photo-card { display: block; color: inherit; }

  /* INICIO — "Por qué trabajar" sobre foto, sin recuadros */
  .why-open { gap: 0; }
  .why-open .why-cell { background: none; border: none; box-shadow: none; border-radius: 0; padding: 8px 36px 8px 0; }
  .why-open .why-cell + .why-cell { border-left: 1px solid rgba(255,255,255,0.18); padding-left: 36px; }
  .why-open .why-cell:hover { transform: none; box-shadow: none; }
  .why-open .card-icon { background: rgba(255,255,255,0.12); color: #fff; }
  .why-open .why-cell .num { position: static; display: block; margin-top: 22px; color: var(--orange); font-size: 13px; font-family: 'IBM Plex Mono', monospace; }
  .why-open .why-cell h3 { color: #fff; margin-top: 8px; font-size: 22px; }
  .why-open .why-cell p { color: rgba(255,255,255,0.78); }
  @media (max-width: 780px) {
    .why-open .why-cell { padding: 26px 0; }
    .why-open .why-cell + .why-cell { border-left: none; border-top: 1px solid rgba(255,255,255,0.18); padding-left: 0; }
  }

  /* INICIO — video y formulario con el estilo suave */
  .video-cover, .video-embed { border-radius: var(--card-radius); box-shadow: var(--card-shadow); }
  .contact-form { border-color: var(--card-border); border-radius: var(--card-radius); box-shadow: var(--card-shadow); padding: 34px; }
  .contact-form input, .contact-form textarea, .contact-form select { border-radius: 10px; }
  .contact-form input:focus, .contact-form textarea:focus, .contact-form select:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(30,79,217,0.12); }
  .contact-form button { border-radius: 999px; }
  .contact-info-item .icon { border: none; border-radius: 14px; background: var(--tint); }
  /* Portada más compacta en celular */
  @media (max-width: 720px) {
    .hero-full { min-height: 480px; }
    .hero-full h1 { font-size: 30px; line-height: 1.08; max-width: 16ch; }
    .hero-full p.lead { font-size: 15.5px; line-height: 1.55; margin-top: 18px; }
    .hero-full .hero-kicker { font-size: 13.5px; margin-bottom: 12px; }
    .hero-actions { margin-top: 26px; }
    .hero-actions .btn { padding: 13px 20px; font-size: 13.5px; }
  }
  /* Títulos de sección más compactos en celular */
  @media (max-width: 720px) {
    .section h2, .section-head h2, .media-split-text h2, .cta-dark h2 { font-size: 28px !important; line-height: 1.08; }
    .section-head { margin-bottom: 32px; }
  }
  /* Portadas en celular: Bint con otra foto, Perfiltek reencuadrada */
  @media (max-width: 720px) {
    .hero-bint { background-image: url('../photos/bint/01-ventana.jpg') !important; background-position: 50% center; }
    .hero-perfiltek { background-position: 74% center; }
  }

  /* ============ COVITRO — secciones del brochure ============ */
  /* Líneas Indalum */
  .section-head p strong { color: var(--ink); }
  .line-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
  @media (max-width: 860px) { .line-grid { grid-template-columns: 1fr; } }
  .line-card { background: var(--white); border: 1px solid var(--card-border); border-radius: var(--card-radius); box-shadow: var(--card-shadow); padding: 34px 32px 30px; display: flex; flex-direction: column; }
  .line-kicker { display: inline-block; font-size: 12px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--orange); }
  .line-card h3 { font-family: 'IBM Plex Sans', sans-serif; text-transform: none; letter-spacing: -0.01em; font-weight: 700; font-size: 26px; margin-top: 8px; }
  .line-top p { color: var(--steel); font-size: 15.5px; line-height: 1.6; margin-top: 10px; }
  .line-list { list-style: none; padding: 0; margin: 22px 0 0; display: grid; gap: 12px; flex: 1; }
  .line-list li { display: flex; gap: 12px; align-items: flex-start; font-size: 14.5px; line-height: 1.55; color: var(--ink); }
  .line-list svg { flex-shrink: 0; margin-top: 2px; color: var(--blue); background: var(--tint); border-radius: 50%; padding: 3px; width: 22px; height: 22px; }
  .line-ideal { margin-top: 26px; padding-top: 18px; border-top: 1px solid var(--card-border); font-size: 14.5px; font-weight: 600; color: var(--ink); }
  .line-ideal span { display: block; font-size: 12px; font-weight: 600; letter-spacing: .05em; text-transform: uppercase; color: var(--steel); margin-bottom: 4px; }
  .line-card-dark { background: linear-gradient(160deg, #1B2233 0%, #14171F 100%); border-color: #14171F; }
  .line-card-dark h3, .line-card-dark .line-list li, .line-card-dark .line-ideal { color: #fff; }
  .line-card-dark .line-top p { color: rgba(255,255,255,0.72); }
  .line-card-dark .line-list svg { color: #fff; background: rgba(255,255,255,0.14); }
  .line-card-dark .line-ideal { border-top-color: rgba(255,255,255,0.16); }
  .line-card-dark .line-ideal span { color: rgba(255,255,255,0.55); }
  @media (max-width: 520px) { .line-card { padding: 26px 22px 24px; } .line-card h3 { font-size: 22px; } }

  /* Sectores: etiquetas + tira de fotos de obra */
  .sector-pills { display: flex; flex-wrap: wrap; gap: 10px; }
  .sector-pill { border: 1.5px solid var(--ink); border-radius: 999px; padding: 10px 20px; font-size: 14px; font-weight: 600; letter-spacing: .03em; text-transform: uppercase; color: var(--ink); background: transparent; }
  .obra-strip { display: grid; grid-template-columns: repeat(6, 1fr); gap: 0; margin-top: 48px; }
  .obra-strip-item { aspect-ratio: 3/4; overflow: hidden; }
  .obra-strip-item img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .5s ease; }
  .obra-strip-item:hover img { transform: scale(1.05); }
  #sectores { padding-bottom: 0; }
  @media (max-width: 860px) { .obra-strip { grid-template-columns: repeat(3, 1fr); } }
  @media (max-width: 520px) { .sector-pill { padding: 8px 14px; font-size: 12.5px; } .obra-strip { margin-top: 32px; } }

  /* Así trabajamos (Covitro): foto + pasos */
  .step-list { margin-top: 26px; display: grid; gap: 20px; }
  .step-row { display: grid; grid-template-columns: 44px 1fr; gap: 16px; align-items: start; }
  .step-n { width: 44px; height: 44px; border-radius: 14px; background: var(--tint); color: var(--blue); display: flex; align-items: center; justify-content: center; font-family: 'Barlow Condensed', sans-serif; font-weight: 800; font-size: 24px; }
  .step-row h3 { font-family: 'IBM Plex Sans', sans-serif; text-transform: none; letter-spacing: -0.01em; font-weight: 700; font-size: 18px; }
  .step-row p { color: var(--steel); font-size: 15px; line-height: 1.6; margin-top: 4px; }
  .step-cta { margin-top: 28px; }
  .step-cta .wa-cta { margin-top: 0; }

  /* Carrusel de proyectos: etiqueta obra pública / privada (sin color) */
  .obra-tag { position: absolute; top: 16px; left: 16px; z-index: 2; border: 1px solid rgba(255,255,255,0.85); color: #fff; background: rgba(20,23,31,0.28); backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px); border-radius: 999px; padding: 5px 12px; font-size: 12px; font-weight: 600; letter-spacing: .02em; }
  .carousel-overlay { padding-top: 70px; background: linear-gradient(to top, rgba(14,17,24,0.92) 0%, rgba(14,17,24,0.7) 55%, rgba(14,17,24,0) 100%); }
  .carousel-overlay p { font-size: 13.5px; line-height: 1.5; }
  @media (max-width: 520px) {
    .carousel-overlay { padding: 56px 18px 20px; }
    .carousel-overlay h3 { font-size: 19px; }
    .carousel-overlay p { font-size: 13px; }
    .obra-tag { top: 12px; left: 12px; font-size: 11.5px; }
  }
  @media (max-width: 900px) { .carousel-arrow { top: 34%; } }
  /* Así trabajamos (Covitro) sin foto: pasos en cuadrícula */
  .step-grid { grid-template-columns: repeat(4, 1fr); gap: 28px; margin-top: 36px; }
  .step-grid .step-row { grid-template-columns: 1fr; gap: 14px; }
  @media (max-width: 1000px) { .step-grid { grid-template-columns: repeat(2, 1fr); } }
  @media (max-width: 560px) { .step-grid { grid-template-columns: 1fr; gap: 22px; } .step-grid .step-row { grid-template-columns: 44px 1fr; gap: 16px; } }
  .proceso-full h2 { font-size: clamp(32px, 4vw, 46px); margin-top: 14px; }
  /* Formulario de contacto: campo anti-spam oculto y mensajes de estado */
  .hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
  .contact-form { position: relative; }
  .contact-form button:disabled { opacity: .7; cursor: wait; }
  .form-status { margin-top: 14px; font-size: 14.5px; line-height: 1.5; }
  .form-status:empty { display: none; }
  .form-status.ok { color: #137a3a; background: #e8f6ee; border-radius: 10px; padding: 12px 14px; }
  .form-status.error { color: #a12a1a; background: #fbecea; border-radius: 10px; padding: 12px 14px; }