/* ============ HEADER ============ */

  header.site {
    padding: 28px 0;
    border-bottom: 1px solid var(--line);
  }

  header.site .wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: "Montserrat", sans-serif;
    font-weight: 700;
    font-size: 1.05rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
  }

  .brand .dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--amber);
    display: inline-block;
  }

  .brand-tag {
    font-size: 0.7rem;
    color: var(--graphite);
    letter-spacing: 0.1em;
    text-transform: uppercase;
  }

  /* ============ HERO ============ */

  .hero {
    padding: 84px 0 96px;
    position: relative;
    overflow: hidden;
  }

  .hero-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(70px);
    background: radial-gradient(circle, var(--amber) 0%, transparent 70%);
    opacity: 0.28;
    pointer-events: none;
    z-index: 0;
    animation: hero-drift 16s ease-in-out infinite;
  }

  .hero-glow-1 { width: 420px; height: 420px; top: -140px; left: -120px; animation-delay: 0s; }
  .hero-glow-2 { width: 320px; height: 320px; bottom: -100px; right: 8%; opacity: 0.2; animation-delay: -8s; }

  @keyframes hero-drift {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, 24px) scale(1.08); }
    66% { transform: translate(-20px, 14px) scale(0.94); }
  }

  .hero > .wrap { position: relative; z-index: 1; }

  @media (prefers-reduced-motion: reduce) {
    .hero-glow { animation: none; }
  }

  /* ============ SCROLL REVEAL ============ */

  .reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.7s ease, transform 0.7s ease;
  }

  .reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
  }

  @media (prefers-reduced-motion: reduce) {
    .reveal { opacity: 1; transform: none; transition: none; }
  }

  .hero .wrap {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 56px;
    align-items: center;
  }

  @media (max-width: 860px) {
    .hero .wrap { grid-template-columns: 1fr; }
    .hero-visual { order: -1; height: 260px !important; }
  }

  .hero h1 {
    font-size: clamp(2.6rem, 5.2vw, 4rem);
    line-height: 1.08;
    font-weight: 800;
    letter-spacing: -0.01em;
    margin-bottom: 22px;
  }

  .hero .lede {
    font-size: 1.14rem;
    color: var(--graphite);
    max-width: 46ch;
    margin-bottom: 34px;
  }

  .cta-row {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }



  .hero-visual {
    position: relative;
    height: 400px;
    border-radius: 8px;
    overflow: hidden;
    background: var(--panel);
    box-shadow: 0 30px 70px -30px rgba(242, 121, 74, 0.35);
  }

  .hero-visual canvas {
    width: 100%;
    height: 100%;
    display: block;
  }

  .hero-visual-label {
    position: absolute;
    left: 20px;
    bottom: 18px;
    font-family: "Montserrat", sans-serif;
    font-size: 0.66rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--ink);
    opacity: 0.8;
    font-weight: 700;
  }

  /* ============ SECTIONS ============ */

  section.block {
    padding: 64px 0;
    border-top: 1px solid var(--line);
  }

  .block .wrap {
    max-width: 780px;
  }

  .block.wide .wrap { max-width: 1120px; }

  .block h2 {
    font-size: clamp(1.6rem, 3.2vw, 2.3rem);
    font-weight: 800;
    margin: 10px 0 20px;
    line-height: 1.2;
    letter-spacing: -0.005em;
  }

  .block p.body {
    font-size: 1.05rem;
    color: var(--graphite);
    max-width: 62ch;
  }

  .block p.body + p.body { margin-top: 16px; }

  .block p.body strong { color: var(--ink); }

  /* ============ PROCESS ============ */

  .process-list {
    list-style: none;
    margin: 34px 0 0;
    padding: 0;
    counter-reset: step;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
  }

  @media (max-width: 780px) {
    .process-list { grid-template-columns: 1fr; }
  }

  .process-list li {
    counter-increment: step;
    position: relative;
    padding-top: 46px;
  }

  .process-list li::before {
    content: counter(step, decimal-leading-zero);
    font-family: "Montserrat", sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--amber);
    display: block;
    margin-bottom: 10px;
    letter-spacing: 0.04em;
  }

  .process-list li:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 20px;
    left: calc(100% + 14px);
    width: calc(28px - 14px);
    height: 1px;
    background: var(--line);
  }

  @media (max-width: 780px) {
    .process-list li:not(:last-child)::after { display: none; }
  }

  .process-list strong {
    display: block;
    font-size: 1.05rem;
    margin-bottom: 6px;
    color: var(--ink);
  }

  .process-list span {
    color: var(--graphite);
    font-size: 0.96rem;
  }


  /* ============ POR QUE ES DIFERENTE ============ */

  .compare-grid {
    margin-top: 36px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }

  @media (max-width: 780px) {
    .compare-grid { grid-template-columns: 1fr; }
  }

  .compare-card {
    padding: 30px 28px;
    border-radius: 10px;
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    transition: border-color 0.25s ease, transform 0.25s ease;
  }

  .compare-card.old:hover { border-color: rgba(245, 243, 238, 0.22); transform: translateY(-3px); }

  .compare-card.old { color: var(--graphite); }

  .compare-card.new {
    border-color: var(--amber);
    background: var(--ink);
    color: var(--on-ink);
    box-shadow: 0 25px 60px -25px rgba(242, 121, 74, 0.5);
  }

  .compare-card .eyebrow { margin-bottom: 12px; }
  .compare-card.new .eyebrow { color: var(--amber); }

  .compare-card p { line-height: 1.6; font-size: 0.98rem; }
  .compare-card.old p { color: var(--graphite); }
  .compare-card.new p { color: var(--on-ink); opacity: 0.92; }

  .compare-disclaimer {
    margin-top: 20px;
    font-size: 0.82rem;
    color: var(--graphite);
    line-height: 1.6;
  }

  .science-details {
    margin-top: 28px;
    border-top: 1px solid var(--line);
    padding-top: 22px;
  }

  .science-details summary {
    cursor: pointer;
    font-family: "Montserrat", sans-serif;
    font-weight: 700;
    font-size: 0.9rem;
    letter-spacing: 0.04em;
    color: var(--ink);
    list-style: none;
    display: flex;
    align-items: center;
    gap: 8px;
  }

  .science-details summary::-webkit-details-marker { display: none; }

  .science-details summary::before {
    content: "+";
    color: var(--amber);
    font-size: 1.1rem;
    line-height: 1;
  }

  .science-details[open] summary::before { content: "\2212"; }

  .science-content {
    margin-top: 22px;
    display: flex;
    flex-direction: column;
    gap: 20px;
  }

  .science-intro {
    color: var(--graphite);
    font-size: 0.96rem;
    line-height: 1.6;
  }

  .vias-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
  }

  @media (max-width: 560px) {
    .vias-grid { grid-template-columns: 1fr; }
  }

  .via-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 18px;
    border-radius: 10px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
  }

  .via-item img {
    width: 92px;
    height: 92px;
    object-fit: contain;
    filter: drop-shadow(0 8px 20px rgba(242, 121, 74, 0.35));
  }

  .via-item span {
    font-family: "Montserrat", sans-serif;
    font-weight: 700;
    font-size: 0.78rem;
    letter-spacing: 0.04em;
    color: var(--graphite);
    text-align: center;
  }

  .science-item strong {
    display: block;
    color: var(--ink);
    font-size: 0.98rem;
    margin-bottom: 6px;
  }

  .science-item p {
    color: var(--graphite);
    font-size: 0.92rem;
    line-height: 1.6;
    margin-bottom: 6px;
  }

  .science-item cite {
    display: block;
    font-style: normal;
    font-size: 0.78rem;
    color: var(--graphite);
    opacity: 0.8;
  }

  /* ============ CONTACTO REAL / WHATSAPP FLOTANTE ============ */

  .footer-contact {
    display: flex;
    gap: 18px;
    justify-content: center;
    margin-top: 14px;
    flex-wrap: wrap;
  }

  .footer-contact a { color: var(--graphite); font-size: 0.82rem; text-decoration: none; }
  .footer-contact a:hover { color: var(--amber); }

  .wa-float {
    position: fixed;
    bottom: 22px;
    right: 22px;
    width: 58px;
    height: 58px;
    border-radius: 50%;
    background: #25d366;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 12px 26px -8px rgba(0,0,0,0.5);
    z-index: 40;
    transition: transform 0.2s ease;
  }

  .wa-float:hover { transform: scale(1.08); }
  .wa-float svg { width: 28px; height: 28px; fill: #ffffff; }

  /* ============ DOBLE CAMINO ============ */

  .paths {
    margin-top: 36px;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 0;
    align-items: stretch;
  }

  @media (max-width: 780px) {
    .paths { grid-template-columns: 1fr; gap: 22px; }
    .paths .fork { display: none; }
  }

  .path-card {
    padding: 34px 30px;
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-top: 3px solid var(--amber);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
  }

  .path-card:hover { transform: translateY(-4px); }

  .path-card.client:hover { box-shadow: 0 24px 50px -28px rgba(242, 121, 74, 0.55); }
  .path-card.partner { border-top-color: var(--indigo); }
  .path-card.partner:hover { box-shadow: 0 24px 50px -28px rgba(108, 122, 255, 0.55); }
  .path-card.partner .eyebrow { color: var(--indigo); }

  .path-card.client { border-radius: 10px 3px 3px 10px; }
  .path-card.partner { border-radius: 3px 10px 10px 3px; }

  @media (max-width: 780px) {
    .path-card.client, .path-card.partner { border-radius: 10px; }
  }

  .path-card .eyebrow { margin-bottom: 10px; }
  .path-card h3 { font-size: 1.2rem; margin-bottom: 10px; }
  .path-card p { color: var(--graphite); font-size: 0.96rem; }

  .fork {
    width: 1px;
    background: var(--line);
    position: relative;
  }

  .fork::before {
    content: "O";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--paper);
    color: var(--amber);
    font-family: "Montserrat", sans-serif;
    font-weight: 700;
    font-size: 0.9rem;
    padding: 10px 8px;
  }

  /* ============ SOCIAL PROOF ============ */

  .proof-grid {
    margin-top: 30px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
  }

  @media (max-width: 980px) {
    .proof-grid { grid-template-columns: repeat(2, 1fr); }
  }

  @media (max-width: 560px) {
    .proof-grid { grid-template-columns: 1fr; }
  }

  .proof-card {
    border-radius: 10px;
    overflow: hidden;
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    display: flex;
    flex-direction: column;
    transition: transform 0.25s ease, border-color 0.25s ease;
  }

  .proof-card:hover {
    transform: translateY(-4px);
    border-color: rgba(242, 121, 74, 0.4);
  }

  .proof-card img {
    width: 100%;
    display: block;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    object-position: top center;
  }

  .proof-caption {
    padding: 14px 16px 18px;
    font-size: 0.84rem;
    color: var(--graphite);
    line-height: 1.5;
  }

  .proof-caption strong {
    display: block;
    color: var(--ink);
    font-size: 0.92rem;
    margin-bottom: 3px;
  }

  /* ============ AUTORIDAD ============ */

  .authority .wrap {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 44px;
    align-items: center;
  }

  @media (max-width: 780px) {
    .authority .wrap { grid-template-columns: 1fr; }
  }

  .authority-photo img {
    width: 100%;
    border-radius: 3px;
    display: block;
    border: 1px solid var(--line);
  }

  .authority blockquote {
    margin: 18px 0 0;
    font-size: 1.05rem;
    line-height: 1.62;
    color: var(--ink);
  }

  .authority cite {
    display: block;
    margin-top: 16px;
    font-style: normal;
    font-size: 0.86rem;
    color: var(--graphite);
  }

  /* ============ CERTIFICACIONES ============ */

  .certs-strip .wrap { text-align: center; }

  .certs-strip img {
    max-width: 100%;
    height: auto;
    border-radius: 3px;
    border: 1px solid var(--line);
    margin-top: 26px;
  }

  /* ============ PRODUCTO EN HERO ============ */

  .hero-visual-product {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 72px;
    filter: drop-shadow(0 10px 20px rgba(0,0,0,0.5));
  }

  .hero-visual-product img { width: 100%; display: block; }

  /* ============ CTA FINAL ============ */

  .cta-final {
    position: relative;
    overflow: hidden;
    background: radial-gradient(120% 140% at 50% 120%, rgba(242, 121, 74, 0.16) 0%, transparent 60%), var(--panel);
    padding: 88px 0;
    border-top: 1px solid var(--line);
  }

  .cta-final .wrap { position: relative; z-index: 1; }

  .cta-final .wrap {
    max-width: 640px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 22px;
  }

  .cta-final h2 {
    color: var(--ink);
    font-size: clamp(1.7rem, 3.6vw, 2.3rem);
  }

  .cta-final .btn-primary { }

  .cta-final .microcopy {
    color: var(--graphite);
  }

  /* ============ FOOTER ============ */

  footer.site {
    padding: 34px 0 48px;
  }

  footer.site .wrap {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 12px;
    font-size: 0.8rem;
    color: var(--graphite);
  }