/* ============================================================
   DATITA · site.css
   CSS de marca compartido por todas las paginas.
   Extraido de index.html + componentes del prototipo SEO.
   (No incluye la barra .seo-strip/.seo-panel: era solo del prototipo.)
   ============================================================ */

  /* =============================================
     DATITA · BRAND TOKENS v1.0
  ============================================= */
  :root {
    --ink:        #14171A;
    --ink-soft:   #3A3F45;
    --ink-mute:   #6B7077;
    --paper:      #FAF8F3;
    --paper-2:    #F3F0E8;
    --green-deep: #2EAE45;   /* sobre claro */
    --green:      #4FC95C;   /* sobre oscuro */
    --green-soft: #CFF1D3;

    --font-display: 'Manrope', system-ui, sans-serif;
    --font-mono:    'JetBrains Mono', ui-monospace, monospace;

    --border:     rgba(20,23,26,0.10);
    --radius-sm:  6px;
    --radius-md:  12px;
    --radius-lg:  20px;
    --transition: 0.2s ease;
    --max-w:      1100px;
  }

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

  body {
    background: var(--paper);
    color: var(--ink);
    font-family: var(--font-display);
    font-size: 16px;
    line-height: 1.6;
  }

  a { color: inherit; text-decoration: none; }

  /* =============================================
     WORDMARK
  ============================================= */
  .wordmark {
    font-family: var(--font-display);
    font-weight: 800;
    letter-spacing: -0.05em;
    font-size: 20px;
    display: inline-flex;
    align-items: center;
    color: var(--ink);
  }
  .wordmark .dot {
    display: inline-block;
    width: 0.22em; height: 0.22em;
    border-radius: 50%;
    background: var(--green-deep);
    margin-left: 0.04em;
    flex-shrink: 0;
    transform: translateY(0.04em);
  }
  /* Wordmark sobre oscuro */
  .wordmark-light {
    color: #fff;
  }
  .wordmark-light .dot {
    background: var(--green);
  }

  /* =============================================
     EYEBROW / META
  ============================================= */
  .eyebrow {
    font-family: var(--font-mono);
    font-weight: 500;
    font-size: 12px;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--ink-mute);
    display: block;
    margin-bottom: 16px;
  }

  /* =============================================
     TIPOGRAFÍA
  ============================================= */
  .h1 {
    font-family: var(--font-display);
    font-size: clamp(40px, 6vw, 72px);
    font-weight: 800;
    line-height: 1.0;
    letter-spacing: -0.04em;
    color: var(--ink);
  }
  .h2 {
    font-family: var(--font-display);
    font-size: clamp(28px, 4vw, 46px);
    font-weight: 800;
    letter-spacing: -0.04em;
    line-height: 1.05;
    color: var(--ink);
  }
  .h3 {
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--ink);
  }
  .lead {
    font-size: 18px;
    color: var(--ink-soft);
    line-height: 1.65;
    max-width: 600px;
  }
  .accent-text { color: var(--green-deep); }

  /* =============================================
     NAVEGACIÓN
  ============================================= */
  .page-nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 200;
    background: rgba(250,248,243,0.92);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
  }
  .page-nav-inner {
    max-width: 1200px; margin: 0 auto;
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 40px; height: 64px;
  }
  .page-nav-inner .wordmark { font-size: 24px; }
  .page-nav-tabs {
    display: flex; gap: 4px;
  }
  .page-tab {
    font-family: var(--font-display);
    font-size: 13px; font-weight: 500; color: var(--ink-mute);
    padding: 8px 16px; border-radius: var(--radius-sm);
    cursor: pointer; transition: all var(--transition);
    border: 1px solid transparent;
  }
  .page-tab:hover { color: var(--ink); background: var(--paper-2); }
  .page-tab.active {
    color: var(--ink); background: var(--paper-2);
    border-color: var(--border);
  }
  .page-nav-cta {
    background: var(--ink); color: var(--paper);
    font-family: var(--font-display);
    font-weight: 700; font-size: 13px; padding: 9px 20px;
    border-radius: var(--radius-sm); cursor: pointer;
    transition: background var(--transition);
    border: none; letter-spacing: -0.01em;
  }
  .page-nav-cta:hover { background: var(--ink-soft); }

  /* =============================================
     LAYOUT
  ============================================= */
  .page { display: none; }
  .page.active { display: block; }
  .page-wrapper { padding-top: 64px; }

  .section {
    padding: 100px 40px;
    max-width: var(--max-w);
    margin: 0 auto;
  }
  .section-header { margin-bottom: 56px; }
  .section-header .lead { margin-top: 16px; }

  .divider {
    border: none; border-top: 1px solid var(--border); margin: 0;
  }

  /* Grids */
  .grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
  .faq-last { grid-column: 1 / -1; max-width: calc(50% - 8px); width: 100%; margin: 0 auto; }
  .grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

  /* =============================================
     BOTONES
  ============================================= */
  .btn-primary {
    display: inline-block;
    background: var(--ink); color: var(--paper);
    font-family: var(--font-display);
    font-weight: 700; font-size: 15px; letter-spacing: -0.01em;
    padding: 14px 28px; border-radius: var(--radius-sm);
    transition: background var(--transition);
    border: none; cursor: pointer;
  }
  .btn-primary:hover { background: var(--ink-soft); }

  .btn-green {
    display: inline-block;
    background: var(--green-deep); color: #fff;
    font-family: var(--font-display);
    font-weight: 700; font-size: 15px; letter-spacing: -0.01em;
    padding: 14px 28px; border-radius: var(--radius-sm);
    transition: opacity var(--transition);
    border: none; cursor: pointer;
  }
  .btn-green:hover { opacity: 0.88; }

  .btn-outline {
    display: inline-block;
    border: 1.5px solid var(--border); color: var(--ink-soft);
    font-family: var(--font-display);
    font-weight: 500; font-size: 15px;
    padding: 13px 26px; border-radius: var(--radius-sm);
    transition: all var(--transition);
    cursor: pointer; background: transparent;
  }
  .btn-outline:hover { border-color: var(--ink); color: var(--ink); }

  /* =============================================
     CARDS
  ============================================= */
  .card {
    background: var(--paper-2);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 32px;
  }
  .card-white {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 32px;
  }

  /* =============================================
     PÁGINA 1 — HOME
  ============================================= */

  /* Hero */
  .hero {
    min-height: auto;
    display: flex; align-items: center;
    padding: 48px 40px 72px;
  }
  .hero-inner {
    max-width: var(--max-w); margin: 0 auto; width: 100%;
    display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center;
  }
  .hero h1 { margin-bottom: 24px; }
  .hero-desc { margin-bottom: 36px; }
  .hero-actions { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }
  .hero-proof {
    margin-top: 56px; padding-top: 40px;
    border-top: 1px solid var(--border);
    display: flex; gap: 56px; justify-content: center;
  }
  .hero-proof-item { text-align: center; }
  .hero-proof-item .num {
    font-family: var(--font-display);
    font-size: 32px; font-weight: 800; letter-spacing: -0.04em;
    color: var(--ink);
  }
  .hero-proof-item .label {
    font-family: var(--font-mono);
    font-size: 10px; letter-spacing: 0.18em; text-transform: uppercase;
    color: var(--ink-mute); margin-top: 4px;
  }

  /* Dashboard visual */
  .hero-visual {
    background: var(--ink);
    border-radius: var(--radius-lg);
    padding: 36px;
    color: #fff;
  }
  .hero-visual-title {
    font-family: var(--font-mono);
    font-size: 10px; letter-spacing: 0.22em; text-transform: uppercase;
    color: rgba(255,255,255,0.45); margin-bottom: 28px;
  }
  .budget-row {
    display: flex; justify-content: space-between; align-items: center;
    padding: 14px 0; border-bottom: 1px solid rgba(255,255,255,0.08);
    font-size: 14px;
  }
  .budget-row:last-child { border-bottom: none; }
  .budget-row .cat { color: rgba(255,255,255,0.55); font-size: 13px; }
  .budget-row .amount { font-weight: 700; letter-spacing: -0.02em; }
  .budget-row .amount.neg { color: #FF6B6B; }
  .budget-row .amount.pos { color: var(--green); }
  .budget-bar { height: 3px; background: rgba(255,255,255,0.1); border-radius: 2px; margin: 6px 0 0; }
  .budget-bar-fill { height: 100%; border-radius: 2px; background: var(--green); }
  /* Slider interactivo del resumen */
  .budget-row-main { flex: 1; margin-right: 18px; min-width: 0; }
  .budget-slider {
    -webkit-appearance: none; appearance: none;
    width: 100%; height: 4px; border-radius: 3px;
    margin-top: 9px; cursor: pointer; outline: none;
    background: rgba(255,255,255,0.12);
  }
  .budget-slider::-webkit-slider-thumb {
    -webkit-appearance: none; appearance: none;
    width: 15px; height: 15px; border-radius: 50%;
    background: #fff; border: 3px solid var(--green);
    cursor: pointer; transition: transform 0.1s ease;
    box-shadow: 0 2px 6px rgba(0,0,0,0.3);
  }
  .budget-slider::-webkit-slider-thumb:hover { transform: scale(1.15); }
  .budget-slider::-moz-range-thumb {
    width: 15px; height: 15px; border-radius: 50%;
    background: #fff; border: 3px solid var(--green);
    cursor: pointer; box-shadow: 0 2px 6px rgba(0,0,0,0.3);
  }
  .hero-visual-tag {
    margin-top: 24px; padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.08);
    font-family: var(--font-mono);
    font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase;
    color: var(--green);
  }

  /* Problema */
  .problema-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
    margin-top: 48px;
  }
  .problema-card {
    background: var(--paper-2); border: 1px solid var(--border);
    border-radius: var(--radius-md); padding: 32px;
  }
  .problema-icon {
    width: 44px; height: 44px;
    background: var(--green-soft); border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    font-size: 20px; margin-bottom: 20px;
  }
  .problema-card h4 {
    font-size: 16px; font-weight: 700; letter-spacing: -0.02em;
    margin-bottom: 10px; color: var(--ink);
  }
  .problema-card p { font-size: 14px; color: var(--ink-soft); line-height: 1.6; }

  /* Servicios preview */
  .service-card {
    background: var(--paper-2); border: 1px solid var(--border);
    border-radius: var(--radius-md); padding: 32px;
    transition: border-color var(--transition);
  }
  .service-card:hover { border-color: var(--green-deep); }
  .service-card.featured {
    background: var(--ink); color: #fff;
  }
  .service-card.featured h3,
  .service-card.featured p { color: rgba(255,255,255,0.9); }
  .service-card.featured .service-price { color: var(--green); }
  .service-icon {
    width: 44px; height: 44px;
    background: var(--green-soft); border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    font-size: 20px; margin-bottom: 20px;
  }
  .service-card.featured .service-icon {
    background: rgba(255,255,255,0.1);
  }
  .service-card h3 { margin-bottom: 10px; }
  .service-card p { font-size: 14px; color: var(--ink-soft); margin-bottom: 20px; }
  .service-price {
    font-family: var(--font-display);
    font-size: 15px; font-weight: 700; letter-spacing: -0.01em;
    color: var(--ink-mute);
  }
  .service-badge {
    font-family: var(--font-mono);
    font-size: 10px; letter-spacing: 0.18em; text-transform: uppercase;
    color: var(--green-deep); display: block; margin-bottom: 8px;
  }
  .service-card.featured .service-badge { color: var(--green); }

  /* Testimonios */
  .testimonial-card {
    background: var(--paper-2); border: 1px solid var(--border);
    border-radius: var(--radius-md); padding: 32px;
  }
  .testimonial-quote {
    font-size: 15px; color: var(--ink-soft);
    margin-bottom: 24px; line-height: 1.75;
  }
  .testimonial-author { display: flex; align-items: center; gap: 14px; }
  .testimonial-avatar {
    width: 40px; height: 40px; border-radius: 50%;
    background: var(--green-soft);
    display: flex; align-items: center; justify-content: center;
    font-weight: 800; color: var(--green-deep); font-size: 13px;
    letter-spacing: -0.02em;
  }
  .testimonial-name {
    font-weight: 700; font-size: 14px; letter-spacing: -0.01em; color: var(--ink);
  }
  .testimonial-role {
    font-family: var(--font-mono);
    font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase;
    color: var(--ink-mute); margin-top: 3px;
  }

  /* Newsletter strip */
  .newsletter-strip {
    background: var(--ink);
    border-radius: var(--radius-lg); padding: 64px;
    text-align: center;
  }
  .newsletter-strip .eyebrow { color: rgba(255,255,255,0.4); }
  .newsletter-strip .h2 { color: #fff; }
  .newsletter-strip .lead { color: rgba(255,255,255,0.6); margin: 16px auto 0; text-align: center; }
  .newsletter-form {
    display: flex; gap: 12px; justify-content: center; margin-top: 36px;
    flex-wrap: wrap;
  }
  .newsletter-form input {
    background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.15);
    color: #fff; padding: 13px 20px; border-radius: var(--radius-sm);
    font-family: var(--font-display);
    font-size: 15px; width: 240px; outline: none;
    transition: border-color var(--transition);
  }
  .newsletter-form input:focus { border-color: var(--green); }
  .newsletter-form input::placeholder { color: rgba(255,255,255,0.35); }
  .newsletter-note {
    font-family: var(--font-mono);
    font-size: 10px; letter-spacing: 0.18em; text-transform: uppercase;
    color: rgba(255,255,255,0.3); margin-top: 16px;
  }

  /* Footer */
  .footer {
    border-top: 1px solid var(--border);
    padding: 48px 40px;
    max-width: var(--max-w); margin: 0 auto;
  }
  .footer-inner {
    display: flex; justify-content: space-between; align-items: center;
    flex-wrap: wrap; gap: 24px;
  }
  .footer-links { display: flex; gap: 24px; }
  .footer-links a {
    font-family: var(--font-mono);
    font-size: 11px; letter-spacing: 0.15em; text-transform: uppercase;
    color: var(--ink-mute); transition: color var(--transition); cursor: pointer;
  }
  .footer-links a:hover { color: var(--ink); }
  .footer-social { display: flex; gap: 10px; }
  .social-btn {
    width: 36px; height: 36px; border-radius: 8px;
    background: var(--paper-2); border: 1px solid var(--border);
    display: flex; align-items: center; justify-content: center;
    color: var(--ink-mute); transition: all var(--transition); cursor: pointer;
  }
  .social-btn svg { width: 17px; height: 17px; display: block; }
  .social-btn:hover { border-color: var(--green-deep); background: var(--green-soft); color: var(--green-deep); }
  .footer-copy {
    font-family: var(--font-mono);
    font-size: 10px; letter-spacing: 0.18em; text-transform: uppercase;
    color: var(--ink-mute); margin-top: 32px; text-align: center;
  }

  /* =============================================
     PÁGINA 2 — SOBRE MÍ
  ============================================= */
  .sobre-grid {
    display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: start;
    margin-top: 60px;
  }
  .sobre-photo {
    background: var(--paper-2); border: 1px solid var(--border);
    border-radius: var(--radius-lg); aspect-ratio: 3/4;
    display: flex; align-items: center; justify-content: center;
    flex-direction: column; gap: 16px; color: var(--ink-mute); font-size: 14px;
  }
  .sobre-photo .placeholder-icon { font-size: 48px; }
  .manifiesto {
    background: var(--paper-2); border-left: 3px solid var(--green-deep);
    padding: 28px 32px; border-radius: 0 var(--radius-md) var(--radius-md) 0;
    font-size: 18px; color: var(--ink-soft);
    line-height: 1.75; margin: 0 0 32px;
    font-weight: 500; letter-spacing: -0.01em;
  }
  .credential {
    display: flex; align-items: flex-start; gap: 16px;
    padding: 20px 0; border-bottom: 1px solid var(--border);
  }
  .credential:last-child { border-bottom: none; }
  .credential-icon {
    width: 40px; height: 40px; flex-shrink: 0;
    background: var(--green-soft); border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    font-size: 18px;
  }
  .credential-text h4 {
    font-size: 15px; font-weight: 700; letter-spacing: -0.01em;
    margin-bottom: 4px; color: var(--ink);
  }
  .credential-text p { font-size: 14px; color: var(--ink-soft); }

  /* =============================================
     PÁGINA 3 — SERVICIOS
  ============================================= */
  .pricing-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
    margin-top: 56px;
  }
  .pricing-card {
    background: var(--paper-2); border: 1px solid var(--border);
    border-radius: var(--radius-md); padding: 36px; position: relative;
  }
  .pricing-card.featured {
    background: var(--ink); color: #fff;
    border-color: var(--ink);
  }
  .pricing-featured-badge {
    position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
    background: var(--green-deep); color: #fff;
    font-family: var(--font-mono);
    font-size: 10px; font-weight: 500; letter-spacing: 0.18em; text-transform: uppercase;
    padding: 4px 14px; border-radius: 20px;
  }
  .pricing-tier {
    font-family: var(--font-mono);
    font-size: 10px; font-weight: 500; letter-spacing: 0.22em; text-transform: uppercase;
    color: var(--ink-mute); margin-bottom: 10px; display: block;
  }
  .pricing-card.featured .pricing-tier { color: rgba(255,255,255,0.45); }
  .pricing-name {
    font-size: 22px; font-weight: 800; letter-spacing: -0.03em;
    margin-bottom: 16px; color: var(--ink);
  }
  .pricing-card.featured .pricing-name { color: #fff; }
  .pricing-price {
    font-size: 40px; font-weight: 800; letter-spacing: -0.04em;
    color: var(--ink); line-height: 1; margin-bottom: 4px;
  }
  .pricing-card.featured .pricing-price { color: var(--green); }
  .pricing-price .period {
    font-size: 14px; color: var(--ink-mute); font-weight: 400;
    letter-spacing: 0; display: block; margin-top: 4px;
  }
  .pricing-card.featured .pricing-price .period { color: rgba(255,255,255,0.4); }
  .pricing-desc {
    font-size: 14px; color: var(--ink-soft); margin: 16px 0 24px; line-height: 1.65;
  }
  .pricing-card.featured .pricing-desc { color: rgba(255,255,255,0.65); }
  .pricing-features { list-style: none; margin-bottom: 32px; }
  .pricing-features li {
    font-size: 14px; color: var(--ink-soft);
    padding: 9px 0; border-bottom: 1px solid var(--border);
    display: flex; align-items: center; gap: 10px;
  }
  .pricing-card.featured .pricing-features li {
    color: rgba(255,255,255,0.7);
    border-bottom-color: rgba(255,255,255,0.1);
  }
  .pricing-features li::before { content: '✓'; color: var(--green-deep); font-weight: 700; flex-shrink: 0; }
  .pricing-card.featured .pricing-features li::before { color: var(--green); }
  .pricing-features li:last-child { border-bottom: none; }

  /* Proceso */
  .process-steps { margin-top: 48px; }
  .process-step {
    display: grid; grid-template-columns: 60px 1fr; gap: 24px; align-items: start;
    padding: 32px 0; border-bottom: 1px solid var(--border);
  }
  .process-step:last-child { border-bottom: none; }
  .step-num {
    width: 44px; height: 44px;
    background: var(--green-soft);
    border-radius: 50%; display: flex; align-items: center; justify-content: center;
    font-weight: 800; color: var(--green-deep); font-size: 16px; flex-shrink: 0;
    letter-spacing: -0.02em;
  }
  .step-content h4 {
    font-size: 17px; font-weight: 700; letter-spacing: -0.02em;
    margin-bottom: 8px; color: var(--ink);
  }
  .step-content p { font-size: 14px; color: var(--ink-soft); }

  /* =============================================
     PÁGINA 4 — BLOG
  ============================================= */
  .topic-tags { display: flex; gap: 8px; flex-wrap: wrap; margin: 24px 0; }
  .topic-tag {
    padding: 7px 16px; border-radius: 20px;
    font-family: var(--font-mono);
    font-size: 11px; font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase;
    background: var(--paper-2); border: 1px solid var(--border);
    color: var(--ink-mute); cursor: pointer; transition: all var(--transition);
  }
  .topic-tag:hover, .topic-tag.active {
    background: var(--ink); color: #fff; border-color: var(--ink);
  }
  .blog-featured {
    background: var(--paper-2); border: 1px solid var(--border);
    border-radius: var(--radius-md); padding: 40px; margin-bottom: 24px;
    display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center;
  }
  .blog-featured-image {
    background: var(--paper); border: 1px solid var(--border);
    border-radius: var(--radius-sm); aspect-ratio: 16/9;
    display: flex; align-items: center; justify-content: center;
    font-size: 48px;
  }
  .blog-cat {
    font-family: var(--font-mono);
    font-size: 10px; font-weight: 500; letter-spacing: 0.22em; text-transform: uppercase;
    color: var(--green-deep); display: block; margin-bottom: 12px;
  }
  .blog-title {
    font-size: 22px; font-weight: 700; letter-spacing: -0.02em;
    margin-bottom: 12px; line-height: 1.25; color: var(--ink);
  }
  .blog-excerpt { font-size: 14px; color: var(--ink-soft); margin-bottom: 20px; line-height: 1.6; }
  .blog-meta {
    font-family: var(--font-mono);
    font-size: 10px; letter-spacing: 0.15em; text-transform: uppercase;
    color: var(--ink-mute); display: flex; gap: 16px;
  }
  .blog-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
  .blog-card {
    background: var(--paper-2); border: 1px solid var(--border);
    border-radius: var(--radius-md); overflow: hidden;
    transition: border-color var(--transition);
  }
  .blog-card:hover { border-color: var(--green-deep); }
  .blog-card-img {
    background: var(--green-soft); border-bottom: 1px solid var(--border);
    height: 92px;
    display: flex; align-items: center; justify-content: center;
    color: var(--green-deep); transition: background var(--transition);
  }
  .blog-card-img svg { width: 34px; height: 34px; }
  .blog-card:hover .blog-card-img { background: #d8efd6; }
  .blog-card-body { padding: 20px; }
  .blog-card-body .blog-title { font-size: 16px; }
  .blog-card { cursor: pointer; display: flex; flex-direction: column; }

  /* Artículo individual */
  .article-wrap { max-width: 720px; margin: 0 auto; }
  .article-back {
    font-family: var(--font-mono);
    font-size: 11px; letter-spacing: 0.15em; text-transform: uppercase;
    color: var(--ink-mute); cursor: pointer; transition: color var(--transition);
    display: inline-block; margin-bottom: 32px;
  }
  .article-back:hover { color: var(--green-deep); }
  .article-head { margin-bottom: 36px; }
  .article-head h1 {
    font-size: 34px; font-weight: 800; letter-spacing: -0.03em;
    line-height: 1.15; color: var(--ink); margin: 12px 0 16px;
  }
  .article-body h2 {
    font-size: 21px; font-weight: 700; letter-spacing: -0.02em;
    color: var(--ink); margin: 36px 0 14px; line-height: 1.3;
  }
  .article-body p {
    font-size: 16px; line-height: 1.85; color: var(--ink-soft); margin-bottom: 18px;
  }
  .article-body strong { color: var(--ink); font-weight: 700; }
  .article-cta {
    margin-top: 44px; padding: 32px; border-radius: var(--radius-md);
    background: var(--paper-2); border: 1px solid var(--border); text-align: center;
  }
  .article-cta h3 { font-size: 18px; font-weight: 700; letter-spacing: -0.01em; margin-bottom: 8px; }
  .article-cta p { font-size: 14px; color: var(--ink-soft); margin-bottom: 20px; }

  /* =============================================
     PÁGINA 5 — NEWSLETTER
  ============================================= */
  .newsletter-perks { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin: 48px 0; }
  .perk-card {
    background: var(--paper-2); border: 1px solid var(--border);
    border-radius: var(--radius-md); padding: 28px; text-align: center;
  }
  .perk-icon { font-size: 28px; margin-bottom: 16px; }
  .perk-card h4 {
    font-size: 15px; font-weight: 700; letter-spacing: -0.01em;
    margin-bottom: 8px; color: var(--ink);
  }
  .perk-card p { font-size: 13px; color: var(--ink-soft); }

  .newsletter-big-form {
    background: var(--paper-2); border: 1px solid var(--border);
    border-radius: var(--radius-lg); padding: 48px; max-width: 540px; margin: 0 auto;
  }
  .form-group { margin-bottom: 16px; }
  .form-group label {
    display: block;
    font-family: var(--font-mono);
    font-size: 10px; font-weight: 500; letter-spacing: 0.18em; text-transform: uppercase;
    color: var(--ink-mute); margin-bottom: 8px;
  }
  .form-group input, .form-group textarea {
    width: 100%; background: var(--paper); border: 1px solid var(--border);
    color: var(--ink); padding: 13px 16px; border-radius: var(--radius-sm);
    font-family: var(--font-display);
    font-size: 15px; outline: none; transition: border-color var(--transition);
  }
  .form-group input:focus, .form-group textarea:focus { border-color: var(--green-deep); }
  .form-group input::placeholder, .form-group textarea::placeholder { color: var(--ink-mute); }
  .form-group textarea { resize: vertical; min-height: 120px; }

  /* Muestra newsletter */
  .newsletter-sample {
    max-width: 580px; margin: 0 auto 60px;
    background: var(--paper-2); border: 1px solid var(--border);
    border-radius: var(--radius-md); overflow: hidden;
  }
  .newsletter-sample-header {
    background: var(--ink); padding: 28px;
  }
  .newsletter-sample-header .eyebrow { color: rgba(255,255,255,0.4); margin-bottom: 10px; }
  .newsletter-sample-header h3 {
    font-size: 22px; font-weight: 800; letter-spacing: -0.03em;
    color: #fff; line-height: 1.2;
  }
  .newsletter-sample-body { padding: 28px; }
  .newsletter-sample-body p {
    font-size: 14px; color: var(--ink-soft); margin-bottom: 16px; line-height: 1.8;
  }
  .newsletter-sample-footer {
    padding: 16px 28px; border-top: 1px solid var(--border);
    font-family: var(--font-mono);
    font-size: 10px; letter-spacing: 0.15em; text-transform: uppercase;
    color: var(--ink-mute);
  }

  /* =============================================
     PÁGINA 6 — CONTACTO
  ============================================= */
  .contacto-grid {
    display: grid; grid-template-columns: 1fr 1fr; gap: 60px; margin-top: 60px;
  }
  .contacto-info h3 {
    font-size: 22px; font-weight: 700; letter-spacing: -0.02em;
    margin-bottom: 12px; color: var(--ink);
  }
  .contacto-info p { color: var(--ink-soft); font-size: 15px; margin-bottom: 32px; }
  .contacto-channel {
    display: flex; align-items: center; gap: 16px; padding: 16px 0;
    border-bottom: 1px solid var(--border);
  }
  .contacto-channel:last-child { border-bottom: none; }
  .channel-icon {
    width: 44px; height: 44px; border-radius: 10px;
    background: var(--green-soft);
    display: flex; align-items: center; justify-content: center;
    font-size: 18px; flex-shrink: 0;
  }
  .channel-text { font-size: 14px; }
  .channel-text strong { display: block; margin-bottom: 2px; color: var(--ink); font-weight: 700; }
  .channel-text a { color: var(--green-deep); font-size: 13px; }
  .contacto-form {
    background: var(--paper-2); border: 1px solid var(--border);
    border-radius: var(--radius-md); padding: 36px;
  }
  .contacto-form h3 { margin-bottom: 24px; font-size: 20px; letter-spacing: -0.02em; }

  /* =============================================
     RESPONSIVE
  ============================================= */
  @media (max-width: 800px) {
    .hero-inner, .sobre-grid, .contacto-grid, .grid-2 { grid-template-columns: 1fr; }
    .faq-last { max-width: 100%; }
    .pricing-grid, .grid-3, .problema-grid, .blog-cards, .newsletter-perks { grid-template-columns: 1fr; }
    .hero, .section { padding-left: 20px; padding-right: 20px; }
    .page-nav-inner { padding: 0 20px; }
    .page-nav-tabs { display: none; }
    .blog-featured { grid-template-columns: 1fr; }

    /* Footer mobile */
    .footer { padding: 36px 20px; }
    .footer-inner {
      flex-direction: column; align-items: center;
      text-align: center; gap: 20px;
    }
    .footer-links {
      flex-wrap: wrap; justify-content: center;
      gap: 14px 20px;
    }
    .footer-copy { margin-top: 24px; }
  }

  /* ===== Componentes extra (breadcrumb, related, destacados, guia, planilla) ===== */
  .bc { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase;
    color: var(--ink-mute); margin-bottom: 22px; display: flex; gap: 8px; flex-wrap: wrap; }
  .bc a { cursor: pointer; transition: color var(--transition); }
  .bc a:hover { color: var(--green-deep); }
  .bc .sep { color: var(--border); }
  .article-related { margin-top: 44px; padding-top: 28px; border-top: 1px solid var(--border); }
  .article-related .eyebrow { margin-bottom: 16px; }
  .related-link { display: flex; align-items: center; gap: 12px; padding: 15px 18px; background: var(--paper-2);
    border: 1px solid var(--border); border-radius: var(--radius-md); margin-bottom: 10px; cursor: pointer;
    transition: border-color var(--transition); }
  .related-link:hover { border-color: var(--green-deep); }
  .related-link .arrow { color: var(--green-deep); font-weight: 700; }
  .related-link .rl-text { font-size: 14px; font-weight: 600; color: var(--ink); }
  .proto-highlights { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin: 8px 0 36px; }
  .proto-hl { display: flex; gap: 16px; align-items: flex-start; padding: 24px; border-radius: var(--radius-md);
    border: 1px solid var(--border); background: var(--paper-2); cursor: pointer; transition: border-color var(--transition); }
  .proto-hl:hover { border-color: var(--green-deep); }
  .proto-hl .ic { width: 44px; height: 44px; border-radius: 10px; background: var(--green-soft);
    display: flex; align-items: center; justify-content: center; font-size: 20px; flex-shrink: 0; }
  .proto-hl h4 { font-size: 15px; font-weight: 700; letter-spacing: -0.01em; color: var(--ink); margin-bottom: 4px; }
  .proto-hl p { font-size: 13px; color: var(--ink-soft); }
  .planilla-hero { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; margin-top: 24px; }
  .planilla-mock { background: var(--ink); border-radius: var(--radius-lg); padding: 30px; color: #fff; }
  .planilla-mock .pm-title { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.22em;
    text-transform: uppercase; color: rgba(255,255,255,0.45); margin-bottom: 22px; }
  .planilla-mock .row { display: flex; justify-content: space-between; padding: 11px 0;
    border-bottom: 1px solid rgba(255,255,255,0.08); font-size: 13px; }
  .planilla-mock .row:last-child { border-bottom: none; }
  .planilla-mock .row .c { color: rgba(255,255,255,0.55); }
  .planilla-mock .row .n { font-weight: 700; }
  .guia-toc { background: var(--paper-2); border: 1px solid var(--border); border-radius: var(--radius-md);
    padding: 28px; margin: 32px 0; }
  .guia-toc .eyebrow { margin-bottom: 14px; }
  .guia-toc a { display: flex; gap: 10px; padding: 12px 0; border-bottom: 1px solid var(--border);
    color: var(--ink); font-weight: 600; font-size: 15px; cursor: pointer; transition: color var(--transition); }
  .guia-toc a:last-child { border-bottom: none; }
  .guia-toc a:hover { color: var(--green-deep); }
  .guia-toc a .num { color: var(--green-deep); font-weight: 800; }
  @media (max-width: 800px) {
    .planilla-hero { grid-template-columns: 1fr; }
    .proto-highlights { grid-template-columns: 1fr; }
  }