/* Kelpie – hoja de estilos compartida (extraída de kelpie-v3.html) */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    :root {
      /* Paleta Kelpie (manual de marca v1.0) */
      --petroleo: #0F3D4C;      /* 40% */
      --crema: #F5EFE6;         /* 30% */
      --aqua: #2FB5B0;          /* 15% */
      --cobre: #C8793E;         /* 10% */
      --grafito: #1C2528;       /*  5% */

      --cobre-dark: #A9622C;
      --petroleo-deep: #0A2F3B;
      --aqua-tint: #D3ECE9;
      --muted: #4A5A60;
      --border: #E4DACB;
      --line: #E6E9EA;
      /* Tipografía del manual: Raleway Bold (títulos), Raleway Light (etiquetas), Lato Regular (texto) */
      --font-title: 'Raleway', sans-serif;
      --font-body: 'Lato', sans-serif;
    }
    html { scroll-behavior: smooth; }
    section, #hero-form { scroll-margin-top: 116px; }  /* que el header fijo no tape el destino */
    body { font-family: var(--font-body); color: var(--grafito); background: #fff; line-height: 1.6; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
    h1, h2, h3, h4 { font-family: var(--font-title); font-weight: 700; color: var(--petroleo); letter-spacing: -0.02em; line-height: 1.12; }
    img { display: block; max-width: 100%; height: auto; }
    /* Íconos: SVG dentro de <i class="fa-..."> (antes fuente de Font Awesome) */
    i[class*="fa-"] { display: inline-block; font-style: normal; line-height: 1; vertical-align: -0.125em; }
    i[class*="fa-"] svg { display: block; fill: currentColor; overflow: visible; }
    a { color: inherit; text-decoration: none; }
    button, input, select, textarea { font: inherit; border-radius: 0; }
    button { cursor: pointer; }

    .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
    .container-narrow { max-width: 880px; margin: 0 auto; padding: 0 24px; }
    section { padding: 112px 0; }

    /* Etiqueta tipo "chip": Raleway Light espaciada, como pide el manual */
    .chip { display: inline-block; font-family: var(--font-title); font-weight: 300; font-size: 11px; text-transform: uppercase; letter-spacing: 0.28em; padding: 7px 12px; background: var(--crema); color: var(--petroleo); margin-bottom: 22px; }
    .chip.dark { background: rgba(245,239,230,0.08); color: var(--aqua); }
    .h2 { font-size: clamp(2rem, 3.8vw, 3.2rem); margin-bottom: 20px; }
    .lead { font-size: 18px; color: var(--muted); max-width: 680px; }

    /* Botones */
    .btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; height: 52px; padding: 0 26px; font-family: var(--font-title); font-weight: 700; font-size: 15px; letter-spacing: 0.01em; border: 1px solid transparent; transition: background .2s, color .2s, border-color .2s; }
    .btn-cobre { background: var(--cobre); color: #fff; }
    .btn-cobre:hover { background: var(--cobre-dark); }
    .btn-petroleo { background: var(--petroleo); color: var(--crema); }
    .btn-petroleo:hover { background: var(--petroleo-deep); }
    .btn-soft { background: var(--crema); color: var(--petroleo); }
    .btn-soft:hover { background: var(--aqua-tint); }
    .btn-line { background: transparent; color: var(--crema); border-color: rgba(245,239,230,0.35); }
    .btn-line:hover { border-color: var(--aqua); color: var(--aqua); }
    .link-arrow { font-family: var(--font-title); font-weight: 700; font-size: 14px; color: var(--cobre-dark); display: inline-flex; align-items: center; gap: 8px; border-bottom: 1px solid currentColor; padding-bottom: 2px; background: none; border-top: 0; border-left: 0; border-right: 0; }
    .link-arrow:hover { color: var(--petroleo); }

    /* Header */
    .header { position: sticky; top: 0; z-index: 100; background: #fff; }
    .header-inner { display: flex; align-items: center; justify-content: space-between; height: 104px; border-bottom: 1px solid var(--line); gap: 24px; }
    .logo img { height: 64px; width: auto; }
    .nav { display: flex; gap: 32px; }
    .nav a { font-size: 15px; color: var(--grafito); transition: color .2s; }
    .nav a:hover { color: var(--aqua); }
    .header-right { display: flex; align-items: center; gap: 20px; }
    .header-contact { text-align: right; line-height: 1.3; }
    .header-contact small { display: inline-block; font-family: var(--font-title); font-weight: 300; font-size: 10px; letter-spacing: 0.22em; text-transform: uppercase; background: var(--crema); padding: 2px 6px; color: var(--petroleo); }
    .header-contact a { display: block; font-family: var(--font-title); font-weight: 700; font-size: 15px; color: var(--petroleo); }
    .header .btn { height: 46px; padding: 0 20px; font-size: 14px; }
    .hamburger { display: none; background: none; border: 0; color: var(--petroleo); font-size: 22px; padding: 6px; }
    .mobile-menu { display: none; flex-direction: column; gap: 4px; padding: 12px 0 20px; border-bottom: 1px solid var(--line); }
    .mobile-menu.open { display: flex; }
    .mobile-menu a { padding: 10px 0; font-family: var(--font-title); font-weight: 700; color: var(--petroleo); }

    /* Hero */
    .hero { padding: 24px 0 0; }
    .hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
    .hero .chip { font-weight: 700; }
    .hero h1 { font-size: clamp(2.6rem, 5.2vw, 4.6rem); line-height: 1.04; letter-spacing: -0.03em; margin-bottom: 28px; }
    .hero h1 span { color: var(--cobre); }
    .hero-sub { font-size: 21px; line-height: 1.5; color: var(--grafito); margin-bottom: 40px; max-width: 540px; }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
    /* El corte diagonal retoma la diagonal de la K del logotipo */
    .hero-img { height: 560px; clip-path: polygon(28% 0, 100% 0, 100% 100%, 0 100%, 28% 44%); position: relative; }
    .hero-img img { width: 100%; height: 100%; object-fit: cover; }
    .hero-img::after { content: ''; position: absolute; right: 0; bottom: 0; width: 120px; height: 8px; background: var(--cobre); }

    /* Stats */
    .stats { display: grid; grid-template-columns: repeat(4, 1fr); margin-top: 72px; padding: 44px 0; border-top: 1px solid var(--line); }
    .stat { padding-left: 24px; border-left: 2px solid var(--border); }
    .stat:first-child { padding-left: 0; border-left: 0; }
    .stat strong { font-family: var(--font-title); font-size: 34px; font-weight: 700; color: var(--petroleo); letter-spacing: -0.02em; }
    .stat strong em { font-style: normal; font-size: 20px; margin-left: 4px; }
    .stat span { display: block; color: var(--muted); font-size: 15px; }
    .stat-brand .label-light { font-family: var(--font-title); font-weight: 300; font-size: 11px; letter-spacing: 0.28em; text-transform: uppercase; color: var(--muted); }
    .stat-brand img { height: 34px; width: auto; margin-top: 6px; }

    /* Banner oscuro "Esencia" */
    .essence-banner { background: var(--petroleo); color: var(--crema); min-height: 400px; padding: 40px 48px 48px; display: grid; grid-template-columns: 1.2fr 1fr; align-items: end; position: relative; overflow: hidden; }
    .essence-banner .chip { position: absolute; top: 40px; left: 48px; margin: 0; }
    .essence-banner h2 { color: var(--crema); font-size: clamp(2rem, 3.6vw, 3.1rem); max-width: 620px; }
    .essence-banner h2 span { color: var(--aqua); }
    .k-dots { justify-self: end; align-self: center; width: 100%; max-width: 360px; }

    /* Atributos */
    .features { display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px; padding: 72px 0 0; }
    .feature-icon { width: 60px; height: 60px; border: 1.5px solid var(--petroleo); display: flex; align-items: center; justify-content: center; font-size: 24px; color: var(--petroleo); position: relative; margin-bottom: 24px; }
    .feature-icon::after { content: ''; position: absolute; right: -7px; bottom: -7px; width: 22px; height: 22px; background: var(--aqua); z-index: -1; }
    .feature:nth-child(4) .feature-icon::after { background: var(--cobre); }
    .feature h3 { font-size: 20px; margin-bottom: 10px; }
    .feature p { font-size: 15px; color: var(--muted); }
    .features-link { margin-top: 48px; }

    /* Servicios */
    .services { background: linear-gradient(180deg, #fff 0%, var(--crema) 30%, var(--aqua-tint) 100%); }
    .services-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin-top: 56px; }
    .service { background: #fff; border: 1px solid var(--line); padding: 40px; display: flex; flex-direction: column; transition: border-color .25s, transform .25s; }
    .service:hover { border-color: var(--aqua); }
    .service-icon { width: 56px; height: 56px; background: var(--crema); color: var(--petroleo); display: flex; align-items: center; justify-content: center; font-size: 22px; margin-bottom: 28px; }
    .service h3 { font-size: 26px; margin-bottom: 12px; }
    .service > p { color: var(--muted); font-size: 15px; margin-bottom: 24px; }
    .offers { list-style: none; border-top: 1px solid var(--line); margin-bottom: 28px; }
    .offers li { padding: 13px 0; border-bottom: 1px solid var(--line); font-weight: 700; font-size: 15px; display: flex; gap: 12px; }
    .offers li i { color: var(--aqua); font-size: 13px; margin-top: 5px; }
    .offers li span { display: block; font-weight: 400; font-size: 13px; color: var(--muted); }
    .service .link-arrow { margin-top: auto; align-self: flex-start; }
    .service.featured { background: var(--petroleo); border-color: var(--petroleo); }
    .service.featured h3 { color: var(--crema); }
    .service.featured > p, .service.featured .offers li span { color: rgba(245,239,230,0.72); }
    .service.featured .offers, .service.featured .offers li { border-color: rgba(245,239,230,0.14); color: var(--crema); }
    .service.featured .service-icon { background: var(--cobre); color: #fff; }
    .service.featured .link-arrow { color: var(--cobre); }
    .service.featured .link-arrow:hover { color: var(--crema); }
    .center { text-align: center; }
    .services-cta { margin-top: 48px; }

    /* Por dónde empezar */
    .guide-chips { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 40px; }
    .guide-chip { display: flex; width: 100%; align-items: center; gap: 12px; padding: 6px 18px 6px 6px; background: var(--crema); border: 1px solid transparent; font-family: var(--font-title); font-weight: 700; font-size: 15px; color: var(--petroleo); text-align: left; transition: background .2s, border-color .2s; }
    .guide-chip i { width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; background: var(--petroleo); color: var(--aqua); font-size: 15px; flex-shrink: 0; }
    .guide-chip:hover { border-color: var(--aqua); }
    .guide-chip.active { background: var(--petroleo); color: var(--crema); }
    .guide-chip.active i { background: var(--aqua); color: var(--petroleo); }
    .guide-panel { margin-top: 28px; padding: 28px 32px; border-left: 4px solid var(--aqua); background: #fff; box-shadow: 0 0 0 1px var(--line); display: flex; justify-content: space-between; align-items: center; gap: 24px; }
    .guide-panel .chip { margin-bottom: 10px; }
    .guide-panel p { font-size: 19px; color: var(--grafito); max-width: 560px; }
    .guide-note { font-size: 13px; color: var(--muted); margin-top: 18px; }

    /* Cómo trabajamos (oscuro) */
    .how { background: var(--petroleo); color: var(--crema); padding-bottom: 0; }
    .how h2 { color: var(--crema); }
    .how .lead { color: rgba(245,239,230,0.78); }
    .how-tab { display: flex; justify-content: center; margin-top: 64px; }
    .how-tab div { background: var(--petroleo-deep); padding: 22px 40px 18px; font-family: var(--font-title); font-weight: 700; font-size: 18px; display: flex; align-items: center; gap: 18px; }
    .how-tab span { color: var(--aqua); font-weight: 300; letter-spacing: 0.2em; font-size: 12px; }
    .how-band { background: var(--petroleo-deep); padding: 40px 0 96px; }
    .how-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
    .how-card { background: rgba(255,255,255,0.03); border: 1px solid rgba(245,239,230,0.08); border-top: 3px solid var(--aqua); padding: 32px 28px; display: flex; flex-direction: column; }
    .how-card.accent { border-top-color: var(--cobre); }
    .how-card .num { font-family: var(--font-title); font-weight: 300; font-size: 12px; letter-spacing: 0.28em; text-transform: uppercase; color: var(--aqua); margin-bottom: 18px; }
    .how-card h3 { color: var(--crema); font-size: 21px; margin-bottom: 10px; }
    .how-card p { font-size: 15px; color: rgba(245,239,230,0.7); margin-bottom: 24px; }
    .how-card .more { margin-top: auto; display: inline-flex; align-items: center; gap: 10px; font-size: 14px; color: var(--crema); background: none; border: 0; padding: 0; text-align: left; }
    .how-card .more i { width: 22px; height: 22px; display: inline-flex; align-items: center; justify-content: center; background: rgba(245,239,230,0.12); font-size: 10px; }
    .how-card .more:hover { color: var(--aqua); }
    .how-cta { margin-top: 48px; text-align: center; }

    /* Problemas */
    .problems-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 56px; }
    .problem { border: 1px solid var(--line); padding: 16px 16px 28px; display: flex; flex-direction: column; transition: border-color .25s; }
    .problem:hover { border-color: var(--aqua); }
    .problem-img { height: 200px; overflow: hidden; margin-bottom: 24px; }
    .problem-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
    .problem:hover .problem-img img { transform: scale(1.04); }
    .problem-body { padding: 0 12px; }
    .problem .num { font-family: var(--font-title); font-weight: 300; font-size: 11px; letter-spacing: 0.28em; text-transform: uppercase; color: var(--muted); }
    .problem h3 { font-size: 20px; margin: 8px 0 12px; }
    .problem p { font-size: 15px; color: var(--muted); margin-bottom: 18px; }
    .problem .fix { font-size: 14px; color: var(--petroleo); display: flex; gap: 10px; padding-top: 16px; border-top: 1px solid var(--line); }
    .problem .fix i { color: var(--aqua); margin-top: 4px; }

    /* Manifiesto + clientes */
    .manifesto { padding-top: 24px; }
    .manifesto-mark { width: 64px; height: 64px; margin-bottom: 28px; }
    .manifesto-mark img { width: 100%; height: 100%; object-fit: contain; }
    .manifesto blockquote { font-family: var(--font-body); font-size: clamp(1.4rem, 2.4vw, 1.9rem); line-height: 1.45; color: var(--grafito); }
    .manifesto blockquote strong { color: var(--cobre-dark); font-weight: 700; }
    .manifesto cite { display: block; margin-top: 20px; font-style: normal; font-size: 14px; color: var(--muted); }
    .manifesto cite b { display: block; color: var(--petroleo); font-family: var(--font-title); }
    .clients { margin-top: 56px; padding-top: 40px; border-top: 1px solid var(--line); display: grid; grid-template-columns: repeat(5, 1fr); align-items: center; justify-items: center; gap: 32px 40px; }
    .clients .chip { margin: 0; grid-column: 1 / -1; justify-self: start; background: none; padding: 0; color: var(--muted); }
    /* Caja fija por logo: los horizontales y los casi cuadrados se ven del mismo peso */
    .clients img { width: 100%; max-width: 150px; height: 84px; object-fit: contain; filter: grayscale(1); opacity: .85; transition: filter .3s, opacity .3s; }
    .clients img:hover { filter: none; opacity: 1; }

    /* Contacto */
    .contact { padding-top: 40px; }
    .contact-box { display: grid; grid-template-columns: 1.15fr 1fr; background: linear-gradient(var(--petroleo), var(--petroleo)) top / 100% 320px no-repeat, linear-gradient(105deg, var(--crema) 0%, var(--aqua-tint) 100%); }
    .contact-left { padding: 40px 48px 56px; }
    .contact-top { height: 280px; display: flex; flex-direction: column; justify-content: space-between; }
    .contact-top .chip { align-self: flex-start; }
    .contact-top h2 { color: var(--crema); font-size: clamp(2rem, 3.6vw, 3rem); margin-bottom: 32px; }
    .contact-top h2 span { color: var(--cobre); }
    .contact-body { padding-top: 48px; }
    .contact-body > p { font-size: 18px; max-width: 520px; margin-bottom: 28px; }
    .contact-call { font-family: var(--font-title); font-weight: 700; font-size: 20px; color: var(--petroleo); margin-bottom: 36px; }
    .contact-call a:hover { color: var(--aqua); }
    .contact-body h4 { font-size: 19px; margin-bottom: 16px; }
    .benefits { list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 10px 24px; }
    .benefits li { display: flex; align-items: center; gap: 10px; font-size: 15px; }
    .benefits li i { width: 20px; height: 20px; background: var(--aqua); color: #fff; font-size: 10px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
    .contact-form { background: #fff; margin: 96px 32px 32px 0; align-self: start; box-shadow: 0 30px 60px rgba(15,61,76,0.12); }
    .contact-form-head { text-align: center; padding: 26px 32px 22px; border-bottom: 1px solid var(--line); }
    .contact-form-head h3 { font-size: 22px; }
    .contact-form-head p { font-size: 13px; color: var(--muted); }
    .contact-form form { padding: 28px 40px 36px; }

    /* Formulario */
    .lf-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
    .lf-field { margin-bottom: 18px; }
    .lf-field label { display: block; font-size: 14px; color: var(--grafito); margin-bottom: 6px; }
    .lf-field input, .lf-field select { width: 100%; height: 46px; padding: 0 12px; border: 1px solid #D5DADC; font-size: 15px; outline: none; background: #fff; color: var(--grafito); transition: border-color .2s, box-shadow .2s; }
    .lf-field input:focus, .lf-field select:focus { border-color: var(--aqua); box-shadow: 0 0 0 3px rgba(47,181,176,0.18); }
    .lf-field .lf-invalid { border-color: var(--cobre); }
    .lf-field select { appearance: none; cursor: pointer; padding-right: 36px; background: #fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M0 0h10L5 6z' fill='%231C2528'/%3E%3C/svg%3E") no-repeat right 14px center; }
    .lf-field select:invalid { color: var(--muted); }
    .lf-hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
    .lf-error { color: var(--cobre-dark); font-size: 13px; margin-bottom: 10px; }
    .lf-error:empty { display: none; }
    .lf-btn { height: 48px; padding: 0 28px; background: var(--cobre); color: #fff; border: 0; font-family: var(--font-title); font-weight: 700; font-size: 15px; transition: background .2s; }
    .lf-btn:hover { background: var(--cobre-dark); }
    .lf-btn:disabled { opacity: .6; cursor: wait; }
    .lf-done { display: none; text-align: center; padding: 28px 0; }
    #lead-form.enviado .lf-form { display: none; }
    #lead-form.enviado .lf-done { display: block; }
    .lf-done i { font-size: 44px; color: var(--aqua); margin-bottom: 12px; }
    .lf-done h4 { font-size: 22px; margin-bottom: 6px; }
    .lf-done p { color: var(--muted); }

    /* Equipo */
    .team-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
    .team-stats { display: grid; grid-template-columns: 1fr 1fr; margin: 32px 0; }
    .team-stats div { padding-left: 24px; border-left: 2px solid var(--border); }
    .team-stats div:first-child { padding-left: 0; border-left: 0; }
    .team-stats strong { font-family: var(--font-title); font-size: 40px; color: var(--petroleo); letter-spacing: -0.02em; display: block; line-height: 1.1; }
    .team-stats span { color: var(--muted); font-size: 15px; }
    .team-items { list-style: none; display: flex; flex-direction: column; gap: 12px; }
    .team-items li { display: flex; align-items: center; gap: 12px; }
    .team-items li i { width: 36px; height: 36px; background: var(--crema); color: var(--petroleo); display: flex; align-items: center; justify-content: center; font-size: 14px; }
    .team-items a { text-decoration: underline; text-underline-offset: 3px; text-decoration-color: var(--aqua); }
    .team-items a:hover { color: var(--aqua); }
    .team-img { height: 520px; clip-path: polygon(0 0, 100% 0, 100% 56%, 72% 100%, 0 100%); }
    .team-img img { width: 100%; height: 100%; object-fit: cover; }

    /* FAQ */
    .faq { background: var(--crema); }
    .faq-grid { display: grid; grid-template-columns: 1fr 1.6fr; gap: 64px; align-items: start; }
    .faq-head { position: sticky; top: 120px; }
    .faq-list { border-top: 1px solid var(--border); }
    .faq-item { border-bottom: 1px solid var(--border); }
    .faq-btn { width: 100%; background: none; border: 0; display: flex; justify-content: space-between; align-items: center; gap: 20px; padding: 24px 0; text-align: left; font-family: var(--font-title); font-weight: 700; font-size: 18px; color: var(--petroleo); }
    .faq-btn i { width: 32px; height: 32px; flex-shrink: 0; display: flex; align-items: center; justify-content: center; background: #fff; color: var(--cobre); font-size: 13px; transition: transform .3s, background .3s, color .3s; }
    .faq-item.open .faq-btn i { transform: rotate(45deg); background: var(--petroleo); color: var(--crema); }
    .faq-answer { display: none; padding: 0 52px 24px 0; color: var(--muted); }
    .faq-item.open .faq-answer { display: block; }

    /* Footer */
    footer { background: var(--grafito); color: rgba(245,239,230,0.75); padding-top: 88px; }
    .footer-grid { display: grid; grid-template-columns: 1fr 1fr 1.4fr; gap: 48px; padding-bottom: 72px; }
    footer .footer-title { font-family: var(--font-title); font-weight: 700; }
    footer h3, footer h4, footer .footer-title { color: var(--crema); font-size: 18px; margin-bottom: 18px; }
    footer ul { list-style: none; display: flex; flex-direction: column; gap: 10px; font-size: 15px; }
    footer ul a:hover { color: var(--aqua); }
    .footer-brand { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 22px; text-align: center; }
    .footer-brand .k-dots { width: 180px; max-width: none; justify-self: auto; align-self: center; margin-bottom: 4px; }
    .footer-brand img.logo-light { height: 44px; width: auto; }
    .footer-brand p { font-family: var(--font-title); font-weight: 700; color: var(--cobre); }
    .footer-social { display: flex; align-items: center; gap: 14px; font-family: var(--font-title); font-weight: 300; font-size: 12px; letter-spacing: 0.24em; text-transform: uppercase; color: rgba(245,239,230,0.75); }
    .footer-social a { width: 42px; height: 42px; display: flex; align-items: center; justify-content: center; border: 1px solid rgba(245,239,230,0.3); color: var(--crema); font-size: 19px; transition: background .2s, border-color .2s, color .2s; }
    .footer-social a:hover { background: var(--aqua); border-color: var(--aqua); color: var(--petroleo); }
    .footer-bottom { border-top: 1px solid rgba(245,239,230,0.12); padding: 28px 0; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 16px; font-size: 13px; }
    .footer-bottom a { text-decoration: underline; }
    .footer-bottom a:hover { color: var(--crema); }

    /* Responsive */
    @media (max-width: 1024px) {
      .nav, .header-contact { display: none; }
      .how-grid { grid-template-columns: 1fr 1fr; }
      .features { grid-template-columns: 1fr 1fr; }
      .guide-chips { grid-template-columns: 1fr 1fr; }
      .contact-box { grid-template-columns: 1fr; background: linear-gradient(105deg, var(--crema) 0%, var(--aqua-tint) 100%); }
      .contact-top { height: auto; background: var(--petroleo); margin: -40px -48px 0; padding: 40px 48px 8px; }
      .contact-form { margin: 0 32px 32px; }
    }
    @media (max-width: 768px) {
      section { padding: 80px 0; }
      .container, .container-narrow { padding: 0 16px; }
      .header-right .btn { display: none; }
      .hamburger { display: block; }
      .header-inner { height: 78px; }
      .logo img { height: 50px; }
      .hero { padding-top: 20px; }
      .hero-grid { grid-template-columns: 1fr; }
      .hero-sub { font-size: 18px; }
      .hero-img { height: 300px; }
      .stats { grid-template-columns: 1fr 1fr; row-gap: 28px; margin-top: 48px; }
      .stat, .stat:nth-child(4) { padding-left: 16px; border-left: 2px solid var(--border); }
      .stat:first-child { grid-column: 1 / -1; padding-left: 0; border-left: 0; }
      .stat strong { font-size: 28px; }
      .essence-banner { grid-template-columns: 1fr; padding: 96px 24px 32px; min-height: 0; gap: 32px; }
      .essence-banner .chip { left: 24px; top: 32px; }
      .k-dots { justify-self: start; max-width: 220px; }
      .features { grid-template-columns: 1fr; gap: 32px; }
      .services-grid, .problems-grid, .how-grid, .team-grid, .faq-grid, .footer-grid { grid-template-columns: 1fr; }
      .service { padding: 28px 24px; }
      .guide-chips { grid-template-columns: 1fr; }
      .clients { grid-template-columns: repeat(3, 1fr); gap: 24px; }
      .clients img { height: 64px; }
      .guide-panel p { font-size: 17px; }
      .guide-panel { flex-direction: column; align-items: flex-start; padding: 24px; }
      .how-tab div { padding: 18px 20px; font-size: 16px; }
      .team-grid { gap: 40px; }
      .team-img { height: 320px; }
      .faq-head { position: static; }
      .faq-grid { gap: 24px; }
      .contact-left { padding: 32px 20px 40px; }
      .contact-top { margin: -32px -20px 0; padding: 32px 20px 8px; }
      .benefits { grid-template-columns: 1fr; }
      .contact-form { margin: 0 12px 12px; }
      .contact-form form { padding: 24px 20px 28px; }
      .lf-row { grid-template-columns: 1fr; gap: 0; }
      .footer-brand { padding: 40px 0; }
    }

/* ===== Añadidos multipágina ===== */
.nav a[aria-current="page"] { color: var(--petroleo); box-shadow: inset 0 -2px 0 var(--aqua); padding-bottom: 4px; }
.mobile-menu a[aria-current="page"] { color: var(--aqua); }
:focus-visible { outline: 3px solid var(--aqua); outline-offset: 2px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; } }

.hero h1.h1-long { font-size: clamp(2.2rem, 4.3vw, 3.7rem); }
.page-hero { padding: 72px 0 64px; background: linear-gradient(180deg, var(--crema) 0%, #fff 100%); }
.page-hero .container { max-width: 960px; }
.page-hero h1 { font-size: clamp(2.1rem, 4.2vw, 3.5rem); line-height: 1.07; letter-spacing: -0.03em; margin-bottom: 22px; }
.page-hero h1 span { color: var(--cobre); }
.page-hero .lead { font-size: 20px; color: var(--grafito); max-width: 720px; }
.page-hero .hero-actions { margin-top: 32px; }
.crumbs { font-size: 13px; color: var(--muted); margin-bottom: 20px; }
.crumbs a { text-decoration: underline; text-underline-offset: 3px; }
.crumbs a:hover { color: var(--aqua); }

.answer { border-left: 4px solid var(--aqua); background: var(--aqua-tint); padding: 24px 28px; font-size: 18px; line-height: 1.55; color: var(--petroleo); max-width: 880px; }
.answer strong { font-weight: 700; }
.answer-wrap { padding: 48px 0 0; }
section.tight { padding: 72px 0; }
section.alt { background: var(--crema); }

.svc-detail { display: grid; grid-template-columns: 1fr 1.15fr; gap: 64px; align-items: start; }
.svc-detail .service-icon { margin-bottom: 22px; }
.svc-detail .h2 { font-size: clamp(1.7rem, 3vw, 2.4rem); }
.svc-detail p { color: var(--muted); font-size: 17px; margin-bottom: 26px; max-width: 520px; }
.svc-detail .offers { margin-bottom: 0; }
.svc-detail .offers li { font-size: 16px; }
.svc-detail .offers li span { font-size: 14px; }
.svc-sep { border: 0; border-top: 1px solid var(--line); }

.keep-list { list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 14px 40px; margin-top: 36px; max-width: 860px; }
.keep-list li { display: flex; gap: 12px; align-items: flex-start; font-size: 17px; }
.keep-list li i { width: 22px; height: 22px; background: var(--aqua); color: #fff; font-size: 11px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; margin-top: 3px; }

.cta-band { background: var(--petroleo); color: var(--crema); padding: 88px 0; }
.cta-band .container { display: flex; justify-content: space-between; align-items: center; gap: 40px; }
.cta-band h2 { color: var(--crema); font-size: clamp(1.8rem, 3.2vw, 2.7rem); max-width: 640px; margin-bottom: 14px; }
.cta-band p { color: rgba(245,239,230,0.78); font-size: 18px; max-width: 560px; }
.cta-band .hero-actions { display: flex; flex-wrap: wrap; gap: 14px; flex-shrink: 0; }

.case { display: grid; grid-template-columns: 1fr 1.3fr; gap: 56px; padding: 56px 0; border-top: 1px solid var(--line); }
.case:first-of-type { border-top: 0; }
.case h2 { font-size: clamp(1.7rem, 3vw, 2.3rem); margin-bottom: 14px; }
.case .meta { color: var(--muted); font-size: 15px; margin-bottom: 22px; }
.case dl { display: grid; gap: 22px; }
.case dt { font-family: var(--font-title); font-weight: 700; color: var(--petroleo); font-size: 17px; margin-bottom: 4px; }
.case dd { color: var(--muted); font-size: 16px; }
.case ul { list-style: none; margin-top: 8px; }
.case ul li { padding: 8px 0; border-bottom: 1px solid var(--line); font-size: 15px; display: flex; gap: 10px; }
.case ul li i { color: var(--aqua); margin-top: 5px; font-size: 12px; }

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 40px; counter-reset: paso; }
.step { border-top: 3px solid var(--aqua); padding-top: 20px; counter-increment: paso; }
.step::before { content: counter(paso); font-family: var(--font-title); font-weight: 700; font-size: 34px; color: var(--cobre); display: block; margin-bottom: 8px; }
.step h3 { font-size: 20px; margin-bottom: 8px; }
.step p { color: var(--muted); font-size: 16px; }

.contact-page .contact { padding-top: 0; }
.legal { max-width: 780px; }
.legal h2 { font-size: 1.5rem; margin: 40px 0 12px; }
.legal p, .legal li { color: var(--grafito); margin-bottom: 12px; }
.legal ul { padding-left: 22px; }
.legal mark { background: #FFE9B8; padding: 0 4px; }
.legal .draft { background: #FFF4DC; border-left: 4px solid var(--cobre); padding: 16px 20px; margin-bottom: 32px; font-size: 15px; }

@media (max-width: 1024px) {
  .svc-detail, .case { grid-template-columns: 1fr; gap: 28px; }
  .cta-band .container { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 768px) {
  .page-hero { padding: 48px 0 40px; }
  section.tight { padding: 56px 0; }
  .keep-list, .steps { grid-template-columns: 1fr; }
  .cta-band { padding: 64px 0; }
  .answer { padding: 20px; font-size: 17px; }
}