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

  :root {
    --black: #0e0e0e;
    --white: #f5f5f2;
    --gray-light: #e8e8e4;
    --gray-mid: #b0b0aa;
    --gray-dark: #2a2a28;
    --gray-nardo: #373f3e;
    --navy: #1a2e5a;
    --navy-dark: #111f3e;
    --accent: #373f3e;
    --accent-dark: #2a2a28;
    --accent-light: #e8e8e4;
    --font-display: 'Barlow Condensed', sans-serif;
    --font-body: 'Montserrat', sans-serif;
  }

  html { scroll-behavior: smooth; }

  body {
    font-family: var(--font-body);
    background: var(--white);
    color: var(--black);
    overflow-x: hidden;
  }

  /* ─────── NAV ─────── */
  nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    background: #ffffff;
    border-bottom: 1px solid #ebebeb;
  }

  .nav-logo span {
    display: inline-block;
    width: 8px; height: 8px;
    background: var(--gray-nardo);
    border-radius: 50%;
    margin-left: 2px;
    vertical-align: super;
  }

  .nav-links {
    display: flex; gap: 2rem; list-style: none;
  }

  .nav-links a {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--gray-nardo);
    text-decoration: none;
    letter-spacing: 0.03em;
    transition: color 0.2s;
  }

  .nav-links a:hover { color: var(--navy); }

  .nav-cta {
    background: #182352;
    color: var(--white) !important;
    padding: 0.55rem 1.3rem;
    border-radius: 100px;
    font-size: 0.85rem !important;
    transition: background 0.2s !important;
  }

  .nav-cta:hover { background: var(--navy-dark) !important; color: var(--white) !important; }

  /* ─────── HERO ─────── */
  .hero {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: stretch;
    padding-top: 70px;
  }

  .hero-left {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 3rem 5vw 3rem 7vw;
    max-width: 640px;
  }

  .hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #ebebea;
    color: var(--navy);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 0.4rem 0.9rem;
    border-radius: 100px;
    margin-bottom: 2rem;
    width: fit-content;
  }

  .hero-tag::before {
    content: '';
    width: 6px; height: 6px;
    background: var(--accent-dark);
    border-radius: 50%;
    flex-shrink: 0;
  }

  .hero h1 {
    font-family: var(--font-display);
    font-size: clamp(3rem, 5vw, 4.5rem);
    font-weight: 800;
    line-height: 1.0;
    letter-spacing: -0.04em;
    color: var(--black);
    margin-bottom: 1.5rem;
  }

  .hero h1 em {
    font-style: normal;
    color: var(--gray-nardo);
    opacity: 0.75;
  }

  .hero-sub {
    font-size: 1.05rem;
    font-weight: 300;
    color: var(--gray-nardo);
    line-height: 1.7;
    max-width: 420px;
    margin-bottom: 2.5rem;
  }

  .hero-actions {
    display: flex;
    gap: 1rem;
    align-items: center;
    flex-wrap: wrap;
  }

  .btn-primary {
    background: var(--navy);
    color: var(--white);
    padding: 0.9rem 2rem;
    border-radius: 100px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 500;
    text-decoration: none;
    transition: background 0.2s, transform 0.15s;
    display: inline-block;
  }

  .btn-primary:hover { background: var(--navy-dark); transform: translateY(-1px); }

  .btn-ghost {
    color: var(--black);
    font-size: 0.9rem;
    font-weight: 500;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: color 0.2s;
  }

  .btn-ghost:hover { color: var(--gray-nardo); }

  .btn-ghost::after { content: '→'; font-size: 1rem; }

  .hero-price-note {
    margin-top: 2.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.4rem;
    background: var(--gray-light);
    border-radius: 12px;
    max-width: 380px;
  }

  .price-amount {
    font-family: var(--font-display);
    font-size: 1.6rem;
    font-weight: 800;
    letter-spacing: -0.03em;
  }

  .price-detail {
    font-size: 0.8rem;
    color: var(--gray-nardo);
    line-height: 1.4;
  }

  .price-detail strong { color: var(--black); display: block; }

  .hero-right {
    background: var(--gray-light);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem 5%;
    border-radius: 24px;
    margin: 1.5rem 2rem 1.5rem 0;
  }

  /* Schematic purifier illustration */

  .tap.cold { color: #6ec6f5; border-color: #6ec6f5; }
  .tap.hot { color: #f5a66e; border-color: #f5a66e; }
  .tap.room { color: rgba(255,255,255,0.4); }

  /* ─────── STATS ─────── */
  .stats-bar {
    background: var(--navy);
    padding: 2rem 5vw;
    border-top: 1px solid rgba(255,255,255,0.05);
  }

  .stat-item {
    text-align: center;
    padding: 0.5rem;
    border-right: 1px solid rgba(255,255,255,0.07);
  }

  .stat-item:last-child { border-right: none; }

  .stat-num {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 800;
    color: var(--white);
    letter-spacing: -0.04em;
    line-height: 1;
  }

  .stat-num span { color: rgba(255,255,255,0.55); }

  .stat-label {
    font-size: 0.75rem;
    color: rgba(255,255,255,0.5);
    margin-top: 0.3rem;
    letter-spacing: 0.02em;
  }

  /* ─────── SECTIONS ─────── */
  section { padding: 6rem 5vw; }

  .section-tag {
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent-dark);
    margin-bottom: 1rem;
  }

  .section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 3.5vw, 3rem);
    font-weight: 800;
    letter-spacing: -0.04em;
    line-height: 1.05;
    color: var(--black);
    margin-bottom: 1.2rem;
  }

  .section-sub {
    font-size: 1rem;
    font-weight: 300;
    color: var(--gray-nardo);
    line-height: 1.7;
    max-width: 520px;
  }

  /* ─────── CÓMO FUNCIONA ─────── */
  .how-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    margin-top: 3rem;
  }

  .steps {
    display: flex;
    flex-direction: column;
    gap: 0;
    justify-content: center;
    align-self: center;
  }

  .step {
    display: flex;
    gap: 1.5rem;
    padding: 1.8rem 0;
    border-bottom: 1px solid var(--gray-light);
    position: relative;
  }

  .step:last-child { border-bottom: none; }

  .step-num {
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--navy);
    letter-spacing: 0.05em;
    min-width: 2rem;
    padding-top: 3px;
  }

  .step-content h3 {
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 0.35rem;
    letter-spacing: -0.02em;
  }

  .step-content p {
    font-size: 0.9rem;
    color: var(--gray-nardo);
    line-height: 1.6;
  }

  .how-visual {
    background: var(--gray-light);
    border-radius: 24px;
    padding: 3rem 2rem;
    text-align: center;
    position: sticky;
    top: 100px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
  }

  .how-visual-title {
    font-family: var(--font-display);
    font-size: 0.7rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--gray-mid);
    margin-bottom: 1.5rem;
  }

  .water-flow {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.3rem;
    width: 100%;
  }

  .wf-node {
    background: var(--white);
    border: 1px solid rgba(0,0,0,0.08);
    border-radius: 12px;
    padding: 0.8rem 1.5rem;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--black);
    width: 100%;
    max-width: 280px;
    text-align: center;
  }

  .wf-node.accent {
    background: var(--navy);
    color: var(--white);
    border-color: var(--navy);
  }

  .wf-arrow {
    font-size: 0.8rem;
    color: var(--gray-mid);
  }

  /* ─────── BENEFICIOS ─────── */
  .benefits-section {
    background: var(--navy);
    color: var(--white);
  }

  .benefits-section .section-title { color: var(--white); }
  .benefits-section .section-tag { color: rgba(255,255,255,0.5); letter-spacing: 0.1em; }
  .benefits-section .section-sub { color: rgba(255,255,255,0.55); max-width: 480px; }

  .benefits-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5px;
    margin-top: 4rem;
    border: 1.5px solid rgba(255,255,255,0.06);
    border-radius: 16px;
    overflow: hidden;
  }

  .benefit-card {
    background: var(--navy-dark);
    padding: 2.5rem 2rem;
    border-right: 1.5px solid rgba(255,255,255,0.06);
    border-bottom: 1.5px solid rgba(255,255,255,0.06);
    transition: background 0.2s;
  }

  .benefit-card:nth-child(3n) { border-right: none; }
  .benefit-card:nth-child(n+4) { border-bottom: none; }
  .benefit-card:hover { background: var(--navy); }

  .benefit-icon {
    width: 44px; height: 44px;
    border-radius: 10px;
    background: rgba(255,255,255,0.12);
    border: 1px solid rgba(255,255,255,0.2);
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 1.2rem;
    color: #ffffff;
  }

  .benefit-icon svg {
    width: 22px;
    height: 22px;
    stroke-width: 1.6;
  }

  .benefit-card h3 {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: -0.02em;
    margin-bottom: 0.5rem;
  }

  .benefit-card p {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.55);
    line-height: 1.6;
  }

  /* ─────── ESPECIFICACIONES ─────── */
  .specs-section {
    background: var(--white);
  }

  .spec-row:last-child { border-bottom: none; }

  .tech-highlight h3 {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--gray-nardo);
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
  }

  .tech-highlight p {
    font-size: 0.9rem;
    color: var(--gray-nardo);
    line-height: 1.65;
  }

  .temp-card.cold .temp-dot { background: #6ec6f5; }
  .temp-card.hot .temp-dot { background: #f5a66e; }
  .temp-card.room .temp-dot { background: var(--gray-mid); }

  /* ── PLANES / PRECIO ── */
  .pricing-section {
    background: var(--gray-light);
  }

  .pricing-card {
    flex: 1;
    background: var(--white);
    border-radius: 24px;
    border: 1px solid rgba(0,0,0,0.07);
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,0.06);
  }

  .pricing-header {
    background: var(--navy);
    padding: 2.5rem 2.5rem 2rem;
    color: var(--white);
  }

  .pricing-plan-name {
    font-family: var(--font-display);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.55);
    margin-bottom: 1rem;
  }

  .pricing-price {
    display: flex;
    align-items: baseline;
    gap: 0.4rem;
    margin-bottom: 0.5rem;
  }

  .pricing-price .amount {
    font-family: var(--font-display);
    font-size: 3.5rem;
    font-weight: 800;
    letter-spacing: -0.05em;
    line-height: 1;
  }

  .pricing-price .period {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.55);
  }

  .pricing-note {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.55);
  }

  .pricing-body {
    padding: 2rem 2.5rem 2.5rem;
  }

  .pricing-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
    margin-bottom: 2rem;
  }

  .pricing-features li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    font-size: 0.9rem;
    color: var(--gray-nardo);
  }

  .pricing-features li::before {
    content: '';
    width: 18px; height: 18px;
    background: #ebebea;
    border-radius: 50%;
    flex-shrink: 0;
    margin-top: 1px;
    background-image: url("data:image/svg+xml,%3Csvg width='10' height='8' viewBox='0 0 10 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 4L3.5 6.5L9 1' stroke='%231a6b5a' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: center;
    background-size: 10px;
  }

  .pricing-install strong { color: var(--black); }

  .btn-full {
    display: block;
    width: 100%;
    text-align: center;
    background: var(--navy);
    color: var(--white);
    padding: 1rem;
    border-radius: 100px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 500;
    text-decoration: none;
    transition: background 0.2s;
  }

  .btn-full:hover { background: var(--navy-dark); }

  /* ─────── CONTACTO ─────── */
  .contact-section {
    background: var(--white);
  }

  .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
  }

  .form-field label {
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--gray-nardo);
    letter-spacing: 0.02em;
  }

  .form-field input,
  .form-field textarea,
  .form-field select {
    padding: 0.75rem 1rem;
    border: 1px solid var(--gray-light);
    border-radius: 10px;
    font-family: var(--font-body);
    font-size: 0.9rem;
    color: var(--black);
    background: var(--white);
    transition: border-color 0.2s, box-shadow 0.2s;
    outline: none;
    appearance: none;
  }

  .form-field input:focus,
  .form-field textarea:focus,
  .form-field select:focus {
    border-color: var(--gray-nardo);
    box-shadow: 0 0 0 3px rgba(26,107,90,0.1);
  }

  .form-field textarea { resize: vertical; min-height: 100px; }

  .btn-submit:hover { background: var(--navy-dark); transform: translateY(-1px); }

  /* ─────── FOOTER ─────── */
  footer {
    background: #102a4f;
    padding: 3rem 5vw;
  }

  .footer-main {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 3rem;
    flex-wrap: wrap;
  }

  .footer-links-col {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
  }

  .footer-links {
    display: flex;
    gap: 2rem;
    list-style: none;
    flex-wrap: wrap;
  }

  .footer-links a {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.55);
    text-decoration: none;
    transition: color 0.2s;
  }

  .footer-links a:hover { color: var(--white); }

  .footer-copy {
    font-size: 0.78rem;
    color: rgba(255,255,255,0.3);
  }

  .footer-logo-col {
    flex-shrink: 0;
  }

  .footer-logo-img {
    height: 64px;
    width: auto;
    display: block;
  }

  @media (max-width: 600px) {
    .footer-main { flex-direction: column; align-items: flex-start; }
    .footer-logo-col { align-self: flex-start; }
  }

  /* ─────── ANIMACIONES ─────── */
  @keyframes fadeUp {
    from { opacity: 0; transform: translateY(24px); }
    to { opacity: 1; transform: translateY(0); }
  }
  .hero h1 { animation: fadeUp 0.5s 0.1s ease both; }

  /* ── RESPONSIVE ── */
  @media (max-width: 900px) {
    .hero { grid-template-columns: 1fr; min-height: auto; }
    .hero-right { display: none; }
    .hero-left { padding: 4rem 6vw; }
    .stats-bar { grid-template-columns: repeat(2, 1fr); }
    .stat-item:nth-child(2) { border-right: none; }
    .stat-item:nth-child(3) { border-right: 1px solid rgba(255,255,255,0.07); }
    .how-grid { grid-template-columns: 1fr; gap: 3rem; }
    .benefits-grid { grid-template-columns: 1fr; }
    .benefit-card { border-right: none; }
    .form-row { grid-template-columns: 1fr; }
    nav .nav-links { display: none; }
    .spec-full-table { font-size: 0.78rem; }
    .spec-full-table th, .spec-full-table td { padding: 0.7rem 0.8rem; }
  }

  /* ─────── ESPECIFICACIONES ─────── */
  .specs-shared-table {
    margin-top: 3rem;
    overflow-x: auto;
    border-radius: 16px;
    border: 1px solid var(--gray-light);
  }

  .spec-full-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.87rem;
  }

  .spec-full-table thead tr {
    background: var(--navy);
    color: #fff;
  }

  .spec-full-table th {
    padding: 1rem 1.3rem;
    text-align: left;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.9rem;
    letter-spacing: 0.04em;
  }

  .spec-full-table th:not(:first-child) {
    text-align: center;
    color: rgba(255,255,255,0.75);
  }

  .spec-full-table tbody tr {
    border-bottom: 1px solid var(--gray-light);
  }

  .spec-full-table tbody tr:last-child { border-bottom: none; }

  .spec-full-table tbody tr:nth-child(even) {
    background: var(--gray-light);
  }

  .spec-full-table td {
    padding: 0.85rem 1.3rem;
    color: var(--black);
  }

  .spec-full-table td:first-child {
    color: var(--gray-nardo);
    font-size: 0.82rem;
  }

  .spec-full-table td:not(:first-child) {
    text-align: center;
    font-weight: 500;
  }

  .spec-full-table td[colspan="2"] {
    text-align: center;
    color: var(--gray-nardo);
  }

  /* ─────── MODELOS ─────── */
  .models-section {
    margin-top: 4rem;
  }

  .models-title {
    font-family: var(--font-display);
    font-size: 1.6rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--black);
    margin-bottom: 0.5rem;
  }

  .models-sub {
    font-size: 0.92rem;
    color: var(--gray-nardo);
    margin-bottom: 2.5rem;
    max-width: 480px;
  }

  .models-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 2rem;
  }

  .model-card {
    border: 1px solid #e0e0dc;
    border-radius: 20px;
    overflow: hidden;
    background: #ffffff;
    transition: box-shadow 0.2s;
  }

  .model-card:hover {
    box-shadow: 0 6px 24px rgba(0,0,0,0.06);
  }

  .model-img-wrap {
    background: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1.5rem;
    height: 280px;
  }

  .model-img-encimera { background: #ffffff; height: 280px; }
  .model-img-pedestal { background: #ffffff; height: 280px; }

  .model-img {
    max-width: 100%;
    max-height: 240px;
    object-fit: contain;
    display: block;
  }

  .model-img-tall {
    max-height: 240px;
  }

  .model-info {
    padding: 1.5rem 1.8rem 2rem;
    border-top: 1px solid #ececea;
  }

  .model-badge {
    display: inline-block;
    background: var(--navy);
    color: rgba(255,255,255,0.7);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 0.3rem 0.8rem;
    border-radius: 100px;
    margin-bottom: 0.8rem;
    width: fit-content;
  }

  .model-name {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--gray-nardo);
    margin-bottom: 0.6rem;
  }

  .model-desc {
    font-size: 0.85rem;
    color: var(--gray-nardo);
    line-height: 1.65;
    margin-bottom: 1.2rem;
  }

  .model-dims {
    display: flex;
    gap: 0.4rem;
    align-items: center;
    flex-wrap: wrap;
    margin-top: 0.8rem;
  }

  .dim-item {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--navy);
    background: #ebebea;
    padding: 0.25rem 0.6rem;
    border-radius: 100px;
  }

  .dim-sep { color: var(--gray-mid); font-size: 0.7rem; }

  .versatility-box {
    display: flex;
    gap: 1.2rem;
    align-items: flex-start;
    background: var(--navy);
    color: #fff;
    border-radius: 16px;
    padding: 1.5rem 2rem;
    margin-top: 1rem;
  }

  .versatility-icon {
    width: 36px;
    height: 36px;
    flex-shrink: 0;
    color: var(--gray-nardo);
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .versatility-icon svg {
    width: 22px;
    height: 22px;
  }

  .versatility-box strong {
    display: block;
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 0.4rem;
    color: rgba(255,255,255,0.9);
  }

  .versatility-box p {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.75);
    line-height: 1.6;
    margin: 0;
  }

  

  /* ─────── PAGO ─────── */
  .payment-flow {
    display: flex;
    flex-direction: column;
    gap: 0;
    margin: 1.5rem 0 1rem;
    border: 1px solid var(--gray-light);
    border-radius: 14px;
    overflow: hidden;
  }

  .pay-step {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    padding: 1.2rem 1.4rem;
    background: var(--gray-light);
  }

  .pay-step:last-child { background: #fff; }

  .pay-connector {
    height: 1px;
    background: var(--gray-light);
  }

  .pay-step-num {
    width: 28px; height: 28px;
    border-radius: 50%;
    background: var(--navy);
    color: #fff;
    font-family: var(--font-display);
    font-size: 0.85rem;
    font-weight: 700;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
    margin-top: 2px;
  }

  .pay-step-info {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
  }

  .pay-step-info strong {
    font-size: 0.87rem;
    font-weight: 600;
    color: var(--black);
  }

  .pay-step-info span {
    font-size: 0.8rem;
    color: var(--gray-nardo);
  }

  .pay-amount {
    font-family: var(--font-display);
    font-size: 1.1rem !important;
    font-weight: 800 !important;
    color: var(--navy) !important;
    letter-spacing: -0.02em;
    margin-top: 0.2rem;
  }

  .pay-note {
    font-size: 0.78rem;
    color: var(--gray-nardo);
    line-height: 1.6;
    padding: 0.8rem 1rem;
    background: #ebebea;
    border-radius: 10px;
    margin-bottom: 1.2rem;
    border-left: 3px solid var(--gray-nardo);
  }

  .btn-pay {
    background: #25D366 !important;
    color: #fff !important;
    display: flex !important;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-weight: 600;
  }

  .btn-pay:hover { background: #20a855 !important; }

  /* ─────── WHATSAPP ─────── */
  .btn-wpp-inline {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: #25D366;
    color: #fff;
    padding: 1rem 2rem;
    border-radius: 100px;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    transition: background 0.2s, transform 0.15s;
  }

  .btn-wpp-inline:hover { background: #20a855; transform: translateY(-1px); }

  /* ─────── WHATSAPP ─────── */
  .wpp-float {
    position: fixed;
    bottom: 28px;
    right: 28px;
    z-index: 999;
    width: 58px; height: 58px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    text-decoration: none;
    box-shadow: 0 4px 20px rgba(37,211,102,0.4);
    transition: transform 0.2s, box-shadow 0.2s;
    animation: wppPulse 2.5s infinite;
  }

  .wpp-float:hover {
    transform: scale(1.08);
    box-shadow: 0 6px 28px rgba(37,211,102,0.5);
  }

  @keyframes wppPulse {
    0%, 100% { box-shadow: 0 4px 20px rgba(37,211,102,0.4); }
    50% { box-shadow: 0 4px 28px rgba(37,211,102,0.65); }
  }

  /* ─────── CONTACTO ─────── */

  .contact-section .section-sub {
    margin: 0 auto;
  }

  /* ─────── BOTONES ─────── */
  .btn-suscribir {
    display: inline-block;
    margin-top: 1.4rem;
    background: var(--navy);
    color: #fff;
    padding: 0.75rem 1.6rem;
    border-radius: 100px;
    font-family: var(--font-body);
    font-size: 0.88rem;
    font-weight: 600;
    text-decoration: none;
    transition: background 0.2s, transform 0.15s;
    letter-spacing: 0.01em;
    width: fit-content;
  }

  .btn-suscribir:hover {
    background: var(--gray-nardo);
    transform: translateY(-1px);
  }

  /* ─────── DESKTOP ─────── */
  .container {
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
  }

  nav { padding: 1rem 0; }

  .nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 5vw;
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
  }

  section { padding: 6rem 5vw; }

  .stats-bar-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
  }

  /* On large screens hero text stays comfortable */
  @media (min-width: 1200px) {
    .hero-left {
      padding: 3rem 4rem 3rem 8rem;
    }
    .hero h1 {
      font-size: 4.2rem;
    }
    section {
      padding: 7rem max(5vw, calc((100vw - 1200px) / 2 + 2rem));
    }
    .stats-bar {
      padding: 2rem max(5vw, calc((100vw - 1200px) / 2 + 2rem));
    }
    footer {
      padding: 3rem max(5vw, calc((100vw - 1200px) / 2 + 2rem)) 2rem;
    }
  }

  /* Benefits grid — 3 even columns with equal height cards on desktop */
  @media (min-width: 900px) {
    .benefits-grid {
      grid-template-columns: repeat(3, 1fr);
    }
    .benefit-card {
      display: flex;
      flex-direction: column;
    }
    .benefit-card p {
      flex: 1;
    }

    /* How section — proper vertical alignment */
    .how-grid {
      align-items: start;
      gap: 6rem;
    }

    /* Specs table better on desktop */
    .spec-full-table th,
    .spec-full-table td {
      padding: 1rem 1.5rem;
    }

    /* Pricing card not too wide on desktop */
    .pricing-card {
      max-width: 560px;
    }

    /* Models grid equal height */
    .models-grid {
      align-items: stretch;
    }
    .model-card {
      display: flex;
      flex-direction: column;
    }
    .model-info {
      flex: 1;
      display: flex;
      flex-direction: column;
    }
    .model-desc {
      flex: 1;
    }
    .model-img-wrap {
      min-height: 300px;
    }
  }

  /* Larger stat numbers on desktop */
  @media (min-width: 1100px) {
    .stat-num {
      font-size: 2.4rem;
    }
    .section-title {
      font-size: 2.8rem;
    }
  }

  /* ─────── HERO ─────── */
  .hero-product-photo {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #ffffff;
    border-radius: 24px;
    padding: 2.5rem;
    width: 100%;
    max-width: 480px;
    box-shadow: 0 8px 40px rgba(0,0,0,0.08);
  }

  .hero-product-img {
    width: 100%;
    height: auto;
    object-fit: contain;
    display: block;
  }

  /* ─────── MOBILE ─────── */
  @media (max-width: 768px) {
    .models-grid {
      display: flex;
      flex-direction: row;
      overflow-x: auto;
      scroll-snap-type: x mandatory;
      gap: 1rem;
      padding: 0.5rem 5vw 1.5rem;
      margin: 0 -5vw;
      -webkit-overflow-scrolling: touch;
      scrollbar-width: none;
    }

    .models-grid::-webkit-scrollbar {
      display: none;
    }

    .model-card {
      flex: 0 0 78vw;
      min-width: 0;
      scroll-snap-align: start;
    }

    .model-card:last-child {
      margin-right: 5vw;
    }
  }

  /* ─────── CARRUSEL ─────── */
  .carousel-wrapper { position: relative; }
  .carousel-arrow { display: none; }

  @media (max-width: 768px) {
    .carousel-wrapper {
      display: flex;
      align-items: center;
      gap: 0;
    }

    .carousel-arrow {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 36px;
      height: 36px;
      border-radius: 50%;
      background: var(--navy);
      color: #fff;
      border: none;
      font-size: 1rem;
      cursor: pointer;
      flex-shrink: 0;
      z-index: 2;
      transition: background 0.2s;
    }

    .carousel-arrow:hover { background: var(--gray-nardo); }

    .carousel-prev { margin-right: -1rem; }
    .carousel-next { margin-left: -1rem; }
  }

  /* ── PRICING ALT ── */
  .pricing-alt {
    flex: 1;
  }

  .pricing-alt-card {
    height: 100%;
    background: var(--white);
    border-radius: 24px;
    border: 1px solid rgba(0,0,0,0.07);
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,0.06);
  }

  .pricing-alt-header {
    background: var(--gray-dark);
    padding: 2.5rem 2.5rem 2rem;
    color: var(--white);
  }

  .pricing-alt-header .pricing-plan-name,
  .pricing-alt-header .pricing-price .amount,
  .pricing-alt-header .pricing-price .period,
  .pricing-alt-header .pricing-note {
    /* inherits from shared pricing rules */
  }

  .pricing-alt-body {
    padding: 2rem 2.5rem 2.5rem;
  }

  .pricing-iva {
    font-size: 0.75rem;
    color: rgba(255,255,255,0.5);
    margin-bottom: 0.3rem;
    letter-spacing: 0.04em;
  }

  /* ── PRICING GRID ── */
  .pricing-grid {
    display: flex;
    gap: 1.5rem;
    margin-top: 3rem;
    align-items: stretch;
  }

  .pricing-grid .pricing-card,
  .pricing-grid .pricing-alt {
    flex: 1;
    margin: 0;
  }

  .pricing-grid .pricing-alt-card {
    display: flex;
    flex-direction: column;
    height: 100%;
  }

  .pricing-alt-body {
    flex: 1;
    display: flex;
    flex-direction: column;
  }

  .pricing-alt-body .btn-full {
    margin-top: auto;
  }

  /* Mobile carousel for pricing */
  @media (max-width: 768px) {
    .pricing-grid {
      overflow-x: auto;
      scroll-snap-type: x mandatory;
      -webkit-overflow-scrolling: touch;
      scrollbar-width: none;
      gap: 1rem;
      padding: 0.5rem 5vw 1.5rem;
      margin: 1.5rem -5vw 0;
    }

    .pricing-grid::-webkit-scrollbar { display: none; }

    .pricing-grid .pricing-card,
    .pricing-grid .pricing-alt {
      flex: 0 0 82vw;
      scroll-snap-align: start;
    }

    .pricing-grid .pricing-alt:last-child {
      margin-right: 5vw;
    }
  }