/* ==========================================================================
   Mateolab Creative Agency — styles.css
   Estilo: editorial minimalista claro · premium
   Los colores de marca viven aquí (CSS vars). Cámbialos en un solo lugar.
   ========================================================================== */

:root {
  /* --- Tokens de marca MateoLab (cian/turquesa del logo) --- */
  --paper:        #FBFCFD; /* fondo principal (blanco frío) */
  --paper-2:      #EEF3F5; /* fondo de secciones alternas */
  --ink:          #0E1726; /* texto principal (azul casi negro) */
  --muted:        #51606E; /* texto secundario (>= 4.5:1 sobre paper) */
  --line:         #DCE5EA; /* bordes / separadores */
  --accent:       #0E7490; /* acento de marca (cian profundo, AA sobre blanco) */
  --accent-ink:   #0B5A70; /* acento oscuro para hover/contraste */
  --accent-soft:  #DEF2F6; /* fondo suave del acento */
  --accent-bright:#2EC4DE; /* cian brillante del logo (decorativo) */
  --shadow:       rgba(14, 23, 38, 0.08);
  --shadow-strong:rgba(14, 23, 38, 0.14);

  /* Tipografía */
  --font-serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-sans:  'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;

  /* Layout */
  --container: 1200px;
  --radius: 18px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* --- Reset ligero --- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--paper);
  color: var(--ink);
  font-size: 17px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

/* --- Tipografía editorial --- */
h1, h2, h3 { font-family: var(--font-serif); font-weight: 600; line-height: 1.08; letter-spacing: -0.01em; margin: 0; }
.serif-italic { font-family: var(--font-serif); font-style: italic; font-weight: 500; }
.eyebrow {
  font-family: var(--font-sans);
  font-size: 0.78rem; font-weight: 600; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--accent); margin: 0 0 1rem;
  display: inline-flex; align-items: center; gap: 0.6rem;
}
.eyebrow::before { content: ""; width: 28px; height: 1px; background: var(--accent); display: inline-block; }
p.lead { font-size: 1.18rem; color: var(--muted); }

/* --- Contenedores --- */
.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.section { padding: clamp(72px, 11vw, 140px) 0; }
.section--alt { background: var(--paper-2); }
.section-head { max-width: 720px; margin-bottom: clamp(40px, 6vw, 72px); }
.section-head h2 { font-size: clamp(2rem, 4.6vw, 3.4rem); }
.section-head p { color: var(--muted); font-size: 1.1rem; margin-top: 1.2rem; }

/* --- Botones --- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.55rem;
  font-weight: 600; font-size: 0.98rem; letter-spacing: 0.01em;
  padding: 0.95rem 1.7rem; border-radius: 999px; border: 1px solid transparent;
  transition: background-color .25s var(--ease), color .25s var(--ease),
              border-color .25s var(--ease), box-shadow .25s var(--ease), transform .25s var(--ease);
  will-change: transform;
}
.btn:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
.btn-primary { background: var(--ink); color: var(--paper); }
.btn-primary:hover { background: var(--accent); box-shadow: 0 12px 30px var(--shadow-strong); }
.btn-accent { background: var(--accent); color: #fff; }
.btn-accent:hover { background: var(--accent-ink); box-shadow: 0 12px 30px rgba(14,116,144,0.32); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--ink); background: var(--ink); color: var(--paper); }
.btn svg { width: 18px; height: 18px; }

/* ==========================================================================
   Navbar flotante
   ========================================================================== */
.nav-wrap { position: fixed; top: 16px; left: 0; right: 0; z-index: 50; padding: 0 16px; }
.nav {
  max-width: var(--container); margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: 0.7rem 0.8rem 0.7rem 1.4rem;
  background: rgba(251,250,248,0.72); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--line); border-radius: 999px;
  box-shadow: 0 8px 30px var(--shadow);
  transition: box-shadow .3s var(--ease), background-color .3s var(--ease);
}
.nav.scrolled { background: rgba(251,250,248,0.92); box-shadow: 0 10px 34px var(--shadow-strong); }
.brand { display: flex; align-items: center; gap: 0.55rem; font-family: var(--font-serif); font-weight: 600; font-size: 1.25rem; letter-spacing: -0.01em; }
.brand .flask { width: 30px; height: 30px; flex: none; }
.brand b { font-weight: 600; }
.brand b em { font-style: normal; color: var(--accent); }
.nav-links { display: flex; align-items: center; gap: 2rem; list-style: none; margin: 0; padding: 0; }
.nav-links a { font-size: 0.94rem; font-weight: 500; color: var(--muted); transition: color .2s var(--ease); position: relative; }
.nav-links a::after { content: ""; position: absolute; left: 0; bottom: -4px; width: 0; height: 1.5px; background: var(--accent); transition: width .25s var(--ease); }
.nav-links a:hover { color: var(--ink); }
.nav-links a:hover::after { width: 100%; }
.nav-cta { display: flex; align-items: center; gap: 0.6rem; }
.nav-toggle { display: none; background: transparent; border: 0; padding: 8px; color: var(--ink); }
.nav-toggle svg { width: 26px; height: 26px; }

/* Menú móvil */
.mobile-menu {
  position: fixed; inset: 0; z-index: 49;
  background: var(--paper); padding: 96px 24px 32px;
  display: flex; flex-direction: column; gap: 0.5rem;
  transform: translateY(-100%); opacity: 0; visibility: hidden;
  transition: transform .4s var(--ease), opacity .3s var(--ease), visibility .3s;
}
.mobile-menu.open { transform: translateY(0); opacity: 1; visibility: visible; }
.mobile-menu a { font-family: var(--font-serif); font-size: 1.9rem; padding: 0.5rem 0; border-bottom: 1px solid var(--line); }
.mobile-menu .btn { margin-top: 1.5rem; }

/* ==========================================================================
   Hero
   ========================================================================== */
.hero { position: relative; padding: clamp(140px, 20vw, 200px) 0 clamp(72px, 10vw, 120px); overflow: hidden; }
.hero-bg { position: absolute; inset: 0; z-index: 0; pointer-events: none; }
.hero-blob { position: absolute; border-radius: 50%; filter: blur(60px); opacity: 0.5; will-change: transform; }
.hero-blob.b1 { width: 480px; height: 480px; background: var(--accent-soft); top: -120px; right: -80px; }
.hero-blob.b2 { width: 360px; height: 360px; background: #E3ECEF; bottom: -120px; left: -60px; opacity: 0.7; }
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.15fr 0.85fr; gap: clamp(32px, 5vw, 72px); align-items: center; }
.hero h1 { font-size: clamp(2.6rem, 6.2vw, 5rem); }
.hero h1 em { color: var(--accent); font-style: italic; }
.hero p.lead { margin: 1.6rem 0 2.2rem; max-width: 33ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.9rem; align-items: center; }
.hero-trust { margin-top: 2.4rem; display: flex; align-items: center; gap: 1rem; color: var(--muted); font-size: 0.9rem; }
.hero-trust .avatars { display: flex; }
.hero-trust .avatars span { width: 34px; height: 34px; border-radius: 50%; border: 2px solid var(--paper); margin-left: -10px; background: var(--paper-2); display: grid; place-items: center; font-size: 0.7rem; font-weight: 700; color: var(--accent-ink); }
.hero-trust .avatars span:first-child { margin-left: 0; }

/* Visual del hero: tarjeta del "sistema" */
.hero-visual { position: relative; }
.sys-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: 0 24px 60px var(--shadow); padding: 1.6rem; will-change: transform;
}
.sys-card h4 { font-family: var(--font-sans); font-size: 0.8rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); margin: 0 0 1.1rem; }
.flow-step { display: flex; align-items: center; gap: 0.9rem; padding: 0.7rem 0; }
.flow-step .num { flex: none; width: 30px; height: 30px; border-radius: 50%; background: var(--accent-soft); color: var(--accent-ink); display: grid; place-items: center; font-size: 0.82rem; font-weight: 700; }
.flow-step span.t { font-weight: 600; font-size: 0.96rem; }
.flow-step + .flow-step { border-top: 1px dashed var(--line); }
.sys-badge { position: absolute; right: -14px; top: -18px; background: var(--ink); color: var(--paper); font-size: 0.78rem; font-weight: 600; padding: 0.5rem 0.9rem; border-radius: 999px; box-shadow: 0 10px 24px var(--shadow-strong); }

/* ==========================================================================
   Problema (3 cards)
   ========================================================================== */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.pain-card { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 2rem; transition: box-shadow .3s var(--ease), border-color .3s var(--ease), transform .3s var(--ease); }
.pain-card:hover { border-color: var(--ink); box-shadow: 0 16px 40px var(--shadow); }
.pain-card .ico { width: 46px; height: 46px; border-radius: 12px; background: var(--accent-soft); color: var(--accent-ink); display: grid; place-items: center; margin-bottom: 1.2rem; }
.pain-card .ico svg { width: 24px; height: 24px; }
.pain-card h3 { font-size: 1.3rem; margin-bottom: 0.6rem; }
.pain-card p { color: var(--muted); margin: 0; font-size: 0.98rem; }

/* ==========================================================================
   El sistema (timeline horizontal)
   ========================================================================== */
.system { background: var(--ink); color: var(--paper); }
.system .eyebrow { color: #7FD9E8; }
.system .eyebrow::before { background: #7FD9E8; }
.system .section-head h2 { color: var(--paper); }
.system .section-head p { color: #C7C1B7; }
.flow {
  display: grid; grid-template-columns: repeat(6, 1fr); gap: 0; margin-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.14);
}
.flow-node { padding: 2rem 1rem 0; position: relative; }
.flow-node::before { content: ""; position: absolute; top: -7px; left: 0; width: 13px; height: 13px; border-radius: 50%; background: var(--accent-bright); box-shadow: 0 0 0 5px rgba(46,196,222,0.22); }
.flow-node .step-n { font-family: var(--font-serif); font-size: 2.4rem; color: rgba(255,255,255,0.28); line-height: 1; }
.flow-node h3 { font-family: var(--font-sans); font-size: 1.05rem; font-weight: 600; margin: 0.6rem 0 0.4rem; color: var(--paper); }
.flow-node p { font-size: 0.9rem; color: #B6B0A6; margin: 0; }

/* ==========================================================================
   Servicios (bento)
   ========================================================================== */
.bento { display: grid; grid-template-columns: repeat(6, 1fr); gap: 20px; }
.svc { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 2rem; transition: box-shadow .3s var(--ease), transform .3s var(--ease), border-color .3s var(--ease); position: relative; overflow: hidden; }
.svc:hover { box-shadow: 0 18px 44px var(--shadow); border-color: var(--accent); }
.svc.span-3 { grid-column: span 3; }
.svc.span-2 { grid-column: span 2; }
.svc .ico { width: 44px; height: 44px; border-radius: 12px; background: var(--ink); color: var(--paper); display: grid; place-items: center; margin-bottom: 1.1rem; transition: background-color .3s var(--ease); }
.svc:hover .ico { background: var(--accent); }
.svc .ico svg { width: 22px; height: 22px; }
.svc h3 { font-size: 1.35rem; margin-bottom: 0.5rem; }
.svc p { color: var(--muted); margin: 0; font-size: 0.97rem; }

/* ==========================================================================
   Para quién es
   ========================================================================== */
.audience { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.aud-col { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 2.2rem; }
.aud-col h3 { font-size: 1.5rem; margin-bottom: 1.4rem; }
.aud-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 0.9rem; }
.aud-list li { display: flex; align-items: flex-start; gap: 0.8rem; color: var(--muted); }
.aud-list li svg { flex: none; width: 22px; height: 22px; margin-top: 1px; }
.aud-yes li svg { color: var(--accent); }
.aud-no { background: transparent; border-style: dashed; }
.aud-no li svg { color: #B6B0A6; }

/* ==========================================================================
   Cómo funciona
   ========================================================================== */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.step { position: relative; padding-top: 1rem; }
.step .big-n { font-family: var(--font-serif); font-size: clamp(3.5rem, 7vw, 5.5rem); color: var(--accent); line-height: 0.9; opacity: 0.9; }
.step h3 { font-size: 1.5rem; margin: 0.8rem 0 0.6rem; }
.step p { color: var(--muted); margin: 0; }

/* ==========================================================================
   Prueba social
   ========================================================================== */
.quote-card { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 2.4rem; box-shadow: 0 12px 36px var(--shadow); }
.quote-card .mark { font-family: var(--font-serif); font-size: 4rem; color: var(--accent); line-height: 0.5; height: 28px; display: block; }
.quote-card blockquote { font-family: var(--font-serif); font-size: 1.5rem; line-height: 1.4; margin: 1rem 0 1.6rem; }
.quote-card .who { display: flex; align-items: center; gap: 0.8rem; }
.quote-card .who .pic { width: 46px; height: 46px; border-radius: 50%; background: var(--accent-soft); display: grid; place-items: center; font-weight: 700; color: var(--accent-ink); }
.quote-card .who .name { font-weight: 600; }
.quote-card .who .role { color: var(--muted); font-size: 0.9rem; }
.placeholder-note { font-size: 0.8rem; color: var(--muted); margin-top: 1rem; font-style: italic; }
.testimonials { margin-bottom: 8px; align-items: stretch; }
.testimonials .quote-card { padding: 1.9rem; display: flex; flex-direction: column; }
.testimonials .quote-card blockquote { font-size: 1.12rem; line-height: 1.5; margin: 0.4rem 0 1.4rem; flex: 1; }
.testimonials .quote-card .who { margin-top: auto; }
.stars { display: flex; gap: 3px; color: #F5B73E; margin-bottom: 0.4rem; }
.stars svg { width: 17px; height: 17px; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 48px; }
.stat { text-align: center; }
.stat .num { font-family: var(--font-serif); font-size: clamp(2.6rem, 5vw, 3.6rem); color: var(--ink); line-height: 1; }
.stat .lbl { color: var(--muted); font-size: 0.95rem; margin-top: 0.5rem; }

/* ==========================================================================
   Fundador
   ========================================================================== */
.founder { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: clamp(32px, 5vw, 72px); align-items: center; }
.founder-frame {
  position: relative; aspect-ratio: 4 / 5; border-radius: var(--radius); overflow: hidden;
  background: linear-gradient(160deg, var(--accent-soft), var(--paper-2));
  border: 1px solid var(--line); box-shadow: 0 24px 60px var(--shadow);
}
.founder-frame img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.founder-fallback { position: absolute; inset: 0; display: grid; place-items: center; font-family: var(--font-serif); font-weight: 600; font-size: clamp(3rem, 9vw, 5.5rem); color: var(--accent); }
.founder-frame .badge { position: absolute; left: 16px; bottom: 16px; z-index: 2; background: var(--ink); color: var(--paper); font-size: 0.78rem; font-weight: 600; letter-spacing: 0.04em; padding: 0.5rem 0.9rem; border-radius: 999px; display: inline-flex; align-items: center; gap: 0.5rem; box-shadow: 0 10px 24px var(--shadow-strong); }
.founder-frame .badge .pip { width: 7px; height: 7px; border-radius: 50%; background: var(--accent-bright); }
.founder-body h2 { font-size: clamp(1.9rem, 4vw, 3rem); }
.founder-body .lead { margin: 1.4rem 0; }
.founder-body p { color: var(--muted); }
.founder-sign { margin: 1.6rem 0 1.8rem; font-family: var(--font-serif); font-style: italic; font-size: 1.15rem; color: var(--ink); }
.founder-sign span { display: block; font-family: var(--font-sans); font-style: normal; font-size: 0.85rem; letter-spacing: 0.04em; color: var(--muted); margin-top: 0.3rem; }
.founder-tags { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-bottom: 2rem; }
.founder-tags span { font-size: 0.85rem; font-weight: 500; color: var(--accent-ink); background: var(--accent-soft); padding: 0.45rem 0.9rem; border-radius: 999px; }
@media (max-width: 720px) {
  .founder { grid-template-columns: 1fr; }
  .founder-frame { max-width: 360px; }
}

/* ==========================================================================
   CTA final + Formulario
   ========================================================================== */
.cta-final { background: var(--accent); color: #fff; border-radius: 28px; padding: clamp(48px, 7vw, 88px); text-align: center; position: relative; overflow: hidden; }
.cta-final h2 { font-size: clamp(2.2rem, 5vw, 3.8rem); color: #fff; }
.cta-final p { color: rgba(255,255,255,0.9); font-size: 1.15rem; margin: 1.2rem auto 2rem; max-width: 46ch; }
.cta-final .btn-primary { background: #fff; color: var(--ink); }
.cta-final .btn-primary:hover { background: var(--ink); color: #fff; }
.cta-final small { display: block; margin-top: 1.2rem; color: rgba(255,255,255,0.8); font-size: 0.85rem; }

.contact { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(32px, 5vw, 64px); align-items: start; }
.form-card { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(24px, 4vw, 40px); box-shadow: 0 14px 40px var(--shadow); }
.field { margin-bottom: 1.2rem; }
.field label { display: block; font-size: 0.85rem; font-weight: 600; margin-bottom: 0.4rem; color: var(--ink); }
.field input, .field textarea {
  width: 100%; padding: 0.85rem 1rem; border: 1px solid var(--line); border-radius: 12px;
  background: #fff; font-family: inherit; font-size: 1rem; color: var(--ink);
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.field input:focus, .field textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.field textarea { resize: vertical; min-height: 120px; }
.field .error-msg { color: #B23A2A; font-size: 0.82rem; margin-top: 0.35rem; display: none; }
.field.invalid input, .field.invalid textarea { border-color: #B23A2A; }
.field.invalid .error-msg { display: block; }
.form-status { font-size: 0.95rem; margin-top: 0.4rem; display: none; }
.form-status.ok { display: block; color: var(--accent-ink); }
.form-status.bad { display: block; color: #B23A2A; }
.btn-block { width: 100%; }
.btn[aria-busy="true"] { opacity: 0.7; pointer-events: none; }
.contact-aside h2 { font-size: clamp(1.9rem, 4vw, 2.8rem); }
.contact-aside p { color: var(--muted); margin: 1rem 0 1.8rem; }
.contact-methods { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 1rem; }
.contact-methods li { display: flex; align-items: center; gap: 0.9rem; }
.contact-methods .ico { width: 42px; height: 42px; border-radius: 12px; background: var(--paper-2); display: grid; place-items: center; color: var(--accent-ink); flex: none; }
.contact-methods .ico svg { width: 20px; height: 20px; }
.contact-methods a:hover { color: var(--accent); }

/* ==========================================================================
   Footer
   ========================================================================== */
.footer { background: var(--ink); color: #C7C1B7; padding: 72px 0 36px; }
.footer-top { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 32px; padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,0.12); }
.footer .brand { color: var(--paper); }
.footer .brand b em { color: var(--accent-bright); }
.footer-tag { max-width: 34ch; margin-top: 1rem; font-size: 0.95rem; }
.footer-cols { display: flex; gap: 64px; flex-wrap: wrap; }
.footer-col h5 { font-family: var(--font-sans); font-size: 0.78rem; letter-spacing: 0.14em; text-transform: uppercase; color: #8C867C; margin: 0 0 1rem; }
.footer-col a { display: block; padding: 0.3rem 0; font-size: 0.95rem; transition: color .2s var(--ease); }
.footer-col a:hover { color: var(--paper); }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; padding-top: 28px; font-size: 0.85rem; color: #8C867C; }

/* ==========================================================================
   WhatsApp flotante
   ========================================================================== */
.wa-float {
  position: fixed; right: 22px; bottom: 22px; z-index: 48;
  width: 60px; height: 60px; border-radius: 50%; background: #25D366; color: #fff;
  display: grid; place-items: center; box-shadow: 0 12px 30px rgba(37,211,102,0.45);
  transition: transform .25s var(--ease), box-shadow .25s var(--ease);
}
.wa-float:hover { box-shadow: 0 16px 38px rgba(37,211,102,0.6); transform: translateY(-2px); }
.wa-float svg { width: 32px; height: 32px; }
.wa-float .pulse { position: absolute; inset: 0; border-radius: 50%; background: #25D366; opacity: 0.5; animation: wa-pulse 2.4s var(--ease) infinite; z-index: -1; }
@keyframes wa-pulse { 0% { transform: scale(1); opacity: 0.5; } 70%,100% { transform: scale(1.7); opacity: 0; } }

/* ==========================================================================
   Animaciones de entrada (reveal)
   ========================================================================== */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: .08s; }
.reveal[data-delay="2"] { transition-delay: .16s; }
.reveal[data-delay="3"] { transition-delay: .24s; }
.reveal[data-delay="4"] { transition-delay: .32s; }
.reveal[data-delay="5"] { transition-delay: .40s; }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { max-width: 460px; }
  .flow { grid-template-columns: repeat(3, 1fr); gap: 32px 0; }
  .flow-node:nth-child(n+4) { border-top: 1px solid rgba(255,255,255,0.14); padding-top: 2rem; }
  .svc.span-3, .svc.span-2 { grid-column: span 3; }
}
@media (max-width: 720px) {
  body { font-size: 16px; }
  .nav-links, .nav-cta .btn { display: none; }
  .nav-toggle { display: inline-flex; }
  .nav-cta { display: flex; }
  .grid-3, .steps, .stats { grid-template-columns: 1fr; gap: 16px; }
  .bento { grid-template-columns: 1fr; }
  .svc.span-3, .svc.span-2 { grid-column: span 1; }
  .audience { grid-template-columns: 1fr; }
  .flow { grid-template-columns: 1fr; }
  .flow-node { padding: 1.6rem 0 0 1.4rem; }
  .flow-node::before { left: -7px; }
  .flow { border-top: 0; border-left: 1px solid rgba(255,255,255,0.14); padding-left: 8px; }
  .flow-node:nth-child(n+4) { border-top: 0; padding-top: 1.6rem; }
  .contact { grid-template-columns: 1fr; }
  .footer-top { flex-direction: column; }
}

/* ==========================================================================
   Accesibilidad — prefers-reduced-motion
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1 !important; transform: none !important; transition: none !important; }
  .hero-blob, .wa-float .pulse { animation: none !important; }
  *, *::before, *::after { transition-duration: 0.01ms !important; }
}