/* Biohacker Latino — sistema de diseño compartido
   Extraído del placeholder original (biohackerlatino.com) */

:root {
  --bg: #060809;
  --bg-elevated: #10151d;
  --bg-elevated-2: #161d29;
  --accent: #3DDCFF;
  --accent-2: #7fe9ff;
  --accent-dim: rgba(61, 220, 255, 0.14);
  --accent-ink: #04141a;
  --signal: var(--accent);
  --signal-2: var(--accent-2);
  --signal-dim: var(--accent-dim);
  --error: #ff6b5c;
  --text: #eaf0f5;
  --text-dim: #8593a1; /* was #6f7c88 — 4.28:1 on --bg-elevated, below WCAG AA's 4.5:1 minimum; this value is 5.8:1+ on both --bg and --bg-elevated */
  --line: #1c232c;

  /* ---------- profundidad: glass + elevación ---------- */
  --glass-bg: rgba(16, 21, 29, 0.5);
  --glass-bg-strong: rgba(16, 21, 29, 0.72);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-highlight: rgba(255, 255, 255, 0.06);
  --glow: rgba(61, 220, 255, 0.28);
  --shadow-elevated: 0 20px 60px rgba(0, 0, 0, 0.5), inset 0 1px 0 var(--glass-highlight);

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);

  --maxw: 1120px;
  --radius: 16px;
  --radius-sm: 10px;

  /* ---------- escala de blur (glassmorphism), reducida en móvil ---------- */
  --blur-hero: 22px;
  --blur-lg: 18px;
  --blur-md: 14px;
  --blur-sm: 10px;
  --blur-xs: 6px;
}

/* Backdrop-filter es caro de componer; con scroll continuo (Lenis) apilar
   varios blurs grandes a la vez en gama media/baja de Android se nota.
   Se reduce el radio en móvil sin tocar el aspecto en desktop. */
@media (max-width: 720px) {
  :root {
    --blur-hero: 14px;
    --blur-lg: 11px;
    --blur-md: 9px;
    --blur-sm: 7px;
  }
}

@media (prefers-reduced-transparency: reduce) {
  :root {
    --glass-bg: var(--bg-elevated);
    --glass-bg-strong: var(--bg-elevated);
  }
}

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

html, body { height: 100%; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Space Grotesk', sans-serif;
  min-height: 100vh;
  line-height: 1.5;
}

a { color: inherit; }

img { max-width: 100%; display: block; }

/* ---------- Fondo con glow radial (heredado del placeholder) ---------- */
.bg-glow {
  position: relative;
  overflow: hidden;
}

.bg-glow::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 40% at 50% 0%, var(--accent-dim), transparent 70%),
    radial-gradient(ellipse 40% 30% at 85% 90%, rgba(61,220,255,0.06), transparent 70%);
  pointer-events: none;
}

/* ---------- Grano de fondo (textura, no decoración plana) ---------- */
.grain {
  position: fixed;
  inset: 0;
  z-index: 60;
  opacity: 0.045;
  mix-blend-mode: overlay;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

@media (prefers-reduced-motion: reduce) {
  .grain { display: none; }
}

/* ---------- Layout ---------- */
.container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 3.5rem 0;
  position: relative;
  z-index: 1;
  content-visibility: auto;
  contain-intrinsic-size: auto 500px;
}

.section-head {
  max-width: 640px;
  margin: 0 auto 2.5rem;
  text-align: center;
}

/* ---------- Tipografía ---------- */
h1, h2, h3, h4 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

h1 {
  font-size: clamp(2rem, 5.5vw, 3.4rem);
  margin-bottom: 1.25rem;
}

h1 span, h2 span { color: var(--accent); }

h2 {
  font-size: clamp(1.5rem, 3.2vw, 2.2rem);
  margin-bottom: 0.75rem;
}

h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

p {
  color: var(--text-dim);
}

p.sub {
  font-size: clamp(1rem, 2vw, 1.15rem);
  line-height: 1.6;
  max-width: 460px;
  margin: 0 auto;
}

.text-body {
  color: var(--text);
  line-height: 1.7;
  font-size: 1.02rem;
}

.text-body p { color: var(--text); margin-bottom: 1.25rem; }
.text-body h2, .text-body h3 { margin-top: 2.25rem; }
.text-body ul, .text-body ol { color: var(--text); margin: 0 0 1.25rem 1.25rem; }
.text-body li { margin-bottom: 0.5rem; }
.text-body a:not(.btn) { color: var(--accent); text-decoration: underline; text-underline-offset: 2px; }

/* ---------- Eyebrow (label con punto pulsante) ---------- */
.eyebrow {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.75rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.eyebrow .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
  animation: pulse 1.8s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.7); }
}

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

/* ---------- Botones / CTA ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  padding: 0.9rem 1.8rem;
  border-radius: 999px;
  transition: transform 0.16s var(--ease-out), box-shadow 0.2s var(--ease-out), background 0.16s var(--ease-out), border-color 0.16s var(--ease-out), color 0.16s var(--ease-out);
  border: 1px solid transparent;
  cursor: pointer;
}

.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  background: linear-gradient(160deg, var(--accent-2), var(--accent));
  color: var(--accent-ink);
  box-shadow: 0 0 0 1px rgba(61, 220, 255, 0.2), 0 6px 20px -4px var(--glow);
}

@media (hover: hover) and (pointer: fine) {
  .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 0 1px rgba(61, 220, 255, 0.3), 0 12px 32px -4px rgba(61, 220, 255, 0.45);
  }
}

.btn-primary:active {
  transform: scale(0.97);
  box-shadow: 0 0 0 1px rgba(61, 220, 255, 0.25), 0 6px 18px -4px rgba(61, 220, 255, 0.3);
}

.btn-primary::after {
  content: "→";
  font-size: 1.1rem;
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border-color: var(--line);
}

@media (hover: hover) and (pointer: fine) {
  .btn-outline:hover {
    border-color: var(--accent);
    color: var(--accent);
  }
}

/* Botón "comprar" — mismo cian que el resto de CTAs, sin un tercer acento compitiendo */
.btn-warm {
  background: linear-gradient(160deg, var(--accent-2), var(--accent));
  color: var(--accent-ink);
  width: 100%;
  justify-content: center;
  font-size: 1.02rem;
  padding: 1rem 1.5rem;
  box-shadow: 0 0 0 1px rgba(61, 220, 255, 0.2), 0 6px 20px -4px var(--glow);
}

.btn-warm::after {
  content: "→";
  font-size: 1.1rem;
}

@media (hover: hover) and (pointer: fine) {
  .btn-warm:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 0 1px rgba(61, 220, 255, 0.3), 0 12px 32px -4px rgba(61, 220, 255, 0.45);
  }
}

.btn-warm:active {
  transform: scale(0.97);
}

.btn-sm {
  padding: 0.55rem 1.1rem;
  font-size: 0.85rem;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  justify-content: center;
}

/* ---------- Header / nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(10, 13, 18, 0.85);
  backdrop-filter: blur(var(--blur-sm));
  border-bottom: 1px solid var(--line);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1.1rem;
  padding-bottom: 1.1rem;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.05rem;
  text-decoration: none;
  letter-spacing: -0.01em;
}

.logo img {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 0 0 1px var(--glass-border), 0 0 14px -2px var(--glow);
}

.logo span { color: var(--accent); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links a:not(.btn) {
  font-size: 0.9rem;
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.16s var(--ease-out);
}

.nav-links a:not(.btn):hover { color: var(--text); }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text);
  cursor: pointer;
  padding: 0.4rem;
}

@media (max-width: 720px) {
  .nav-toggle { display: block; }

  .nav-links {
    position: fixed;
    inset: 0;
    z-index: 15;
    background: var(--bg);
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 0;
    padding: 6.5rem 2rem 2rem;
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s var(--ease-out), transform 0.25s var(--ease-out);
  }

  .nav-links.open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  .nav-links a:not(.btn) {
    display: block;
    font-size: 1.1rem;
    padding: 0.75rem 0;
  }

  .nav-links .btn {
    margin-top: 1rem;
  }
}

/* ---------- Tarjetas ---------- */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.card {
  background: linear-gradient(160deg, var(--glass-bg-strong), var(--glass-bg));
  backdrop-filter: blur(var(--blur-lg));
  -webkit-backdrop-filter: blur(var(--blur-lg));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text);
  box-shadow: var(--shadow-elevated);
  transition: transform 0.25s var(--ease-out), border-color 0.25s var(--ease-out), box-shadow 0.25s var(--ease-out);
}

@media (hover: hover) and (pointer: fine) {
  .card:hover {
    transform: translateY(-4px);
    border-color: rgba(61, 220, 255, 0.35);
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.55), 0 0 0 1px rgba(61, 220, 255, 0.1), inset 0 1px 0 var(--glass-highlight);
  }
}

a.card:active {
  transform: translateY(-1px) scale(0.99);
}

.card .badge {
  align-self: flex-start;
}

.card .card-title {
  font-size: 1.1rem;
  font-weight: 600;
  line-height: 1.35;
}

.card .card-excerpt {
  font-size: 0.92rem;
  color: var(--text-dim);
  line-height: 1.55;
}

.card .card-meta {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  color: var(--text-dim);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-top: auto;
}

.card.card-muted {
  opacity: 0.7;
  border-style: dashed;
}

/* ---------- Tarjetas de mini-reseña (suplementos) ---------- */
.review-card {
  padding: 0;
  overflow: hidden;
  align-items: stretch;
}

.review-photo {
  aspect-ratio: 16 / 10;
  background: linear-gradient(135deg, var(--bg-elevated) 0%, var(--accent-dim) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid var(--glass-border);
  overflow: hidden;
}

.review-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s var(--ease-out);
}

@media (hover: hover) and (pointer: fine) {
  a.card:hover .review-photo img,
  .card:hover .review-photo img { transform: scale(1.05); }
}

.review-photo .review-photo-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.review-body {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  flex: 1;
}

.review-diff {
  font-size: 0.9rem;
  color: var(--text);
  line-height: 1.5;
}

.review-diff strong {
  color: var(--accent);
  font-weight: 600;
}

.review-evidence {
  font-size: 0.88rem;
  color: var(--text-dim);
  line-height: 1.55;
}

.review-dosage {
  display: inline-flex;
  align-self: flex-start;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  color: var(--text-dim);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.3rem 0.75rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-2);
  background: var(--accent-dim);
  border: 1px solid rgba(61, 220, 255, 0.22);
  backdrop-filter: blur(var(--blur-xs));
  -webkit-backdrop-filter: blur(var(--blur-xs));
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
}

/* ---------- Señal biométrica (elemento de marca) ---------- */
.signal {
  width: 100%;
  max-width: 420px;
  height: 64px;
  margin: 0 auto;
  overflow: hidden;
}

.signal svg {
  width: 200%;
  height: 100%;
  animation: scroll-signal 6s linear infinite;
}

@keyframes scroll-signal {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

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

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 2.5rem 0;
}

.site-footer .container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.site-footer .brand {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  color: var(--text-dim);
  letter-spacing: 0.05em;
}

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

.footer-links a {
  font-size: 0.82rem;
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.16s var(--ease-out);
}

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

/* ---------- Artículo (post individual) ---------- */
.back-link {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.82rem;
  color: var(--text-dim);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: 2rem;
  transition: color 0.16s var(--ease-out), gap 0.16s var(--ease-out);
}

.back-link:hover {
  color: var(--accent);
  gap: 0.6rem;
}

.article {
  max-width: 720px;
  margin: 0 auto;
}

.article-header {
  margin-bottom: 2.5rem;
}

.article-meta {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  color: var(--text-dim);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-top: 1rem;
}

.article-header h1 {
  margin-bottom: 0;
}

.article-hero {
  width: 100%;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  margin-bottom: 2.5rem;
}

.card-thumb {
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin: -1.75rem -1.75rem 0.5rem;
  border-bottom: 1px solid var(--line);
}

.card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cta-box {
  background: linear-gradient(135deg, var(--bg-elevated), color-mix(in srgb, var(--bg-elevated) 80%, var(--accent) 20%));
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 1.5rem 1.75rem;
  margin: 2.5rem 0;
}

.cta-box p {
  color: var(--text);
  margin-bottom: 1rem;
}

.cta-box p:last-child { margin-bottom: 0; }

.related-supplements {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--line);
}

/* ---------- Lead magnet ---------- */
.lead-magnet-action { margin-top: 1.75rem; }

.btn[disabled] {
  opacity: 0.55;
  cursor: not-allowed;
}

.btn[disabled]:hover {
  transform: none;
  box-shadow: none;
}

.lead-magnet-form { margin-top: 1.75rem; max-width: 420px; margin-left: auto; margin-right: auto; }
.lead-magnet-row { display: flex; gap: 0.6rem; flex-wrap: wrap; justify-content: center; }
.lead-magnet-row input[type="email"] {
  flex: 1; min-width: 220px;
  background: var(--bg); border: 1px solid var(--line); border-radius: 999px;
  padding: 0.85rem 1.4rem; color: var(--text); font-family: 'Space Grotesk', sans-serif; font-size: 0.95rem;
  transition: border-color 0.18s var(--ease-out), box-shadow 0.18s var(--ease-out);
}
.lead-magnet-row input[type="email"]:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}
.lead-magnet-row .btn { flex-shrink: 0; }
.lead-magnet-msg { font-size: 0.82rem; margin-top: 0.75rem; min-height: 1.2em; }
.lead-magnet-msg.success { color: var(--signal); }
.lead-magnet-msg.error { color: var(--error); }

/* ---------- Embed de video (YouTube Short) ---------- */
.video-embed {
  position: relative;
  width: 100%;
  max-width: 360px;
  aspect-ratio: 9 / 16;
  margin: 2rem auto;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
}

.video-embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* ============================================================
   Home animada — hero, evidencia (scrollytelling), mockups, bento
   ============================================================ */

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s cubic-bezier(.16,1,.3,1), transform .7s cubic-bezier(.16,1,.3,1); }
.reveal.in-view { opacity: 1; transform: translateY(0); }

/* ---------- Stagger de palabras del H1 del hero ---------- */
#heroTitle .word { display: inline-block; overflow: hidden; vertical-align: top; }
#heroTitle .word-inner { display: inline-block; transform: translateY(110%); transition: transform .8s cubic-bezier(.16,1,.3,1); }
#heroTitle.in-view .word-inner { transform: translateY(0); }
/* Los spans de split heredarían el acento de `h1 span` (pensado solo para
   "0 humo"); se resetea aquí para que el span original, más anidado, sea
   el único que quede en cian. */
#heroTitle .word, #heroTitle .word-inner { color: var(--text); }

/* ---------- Hero animado (home) ---------- */
.hero-clinico {
  min-height: 92vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: #050709;
}

.hero-media { position: absolute; inset: -6%; z-index: 0; }
.hero-media img { width: 100%; height: 100%; object-fit: cover; filter: saturate(1.05) contrast(1.05); will-change: transform; }

.hero-clinico canvas { position: absolute; inset: 0; z-index: 1; }

.hero-scrim {
  position: absolute; inset: 0; z-index: 1;
  background:
    linear-gradient(100deg, rgba(5,7,9,.96) 0%, rgba(5,7,9,.82) 38%, rgba(5,7,9,.35) 66%, rgba(5,7,9,.05) 100%),
    linear-gradient(0deg, rgba(5,7,9,1) 0%, rgba(5,7,9,.88) 8%, rgba(5,7,9,.3) 22%, transparent 45%);
}

.hero-ripple-scene {
  position: absolute;
  right: 2vw;
  top: 50%;
  transform: translateY(-50%);
  width: min(50vw, 560px);
  height: min(50vw, 560px);
  z-index: 1;
  opacity: 0.55;
}

@media (max-width: 860px) {
  .hero-ripple-scene { opacity: 0.3; width: 90vw; height: 90vw; right: -20vw; }
}

.hero-clinico .container { position: relative; z-index: 2; }

.hero-glass {
  --mx: 50%;
  --my: 50%;
  position: relative;
  max-width: 620px;
  padding: 2.4rem 2.6rem;
  border-radius: 22px;
  background: var(--glass-bg);
  backdrop-filter: blur(var(--blur-hero)) saturate(140%);
  -webkit-backdrop-filter: blur(var(--blur-hero)) saturate(140%);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-elevated);
}

.hero-glass::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  z-index: -1;
  background: radial-gradient(320px circle at var(--mx) var(--my), rgba(61, 220, 255, 0.14), transparent 70%);
  opacity: 0;
  transition: opacity 0.3s var(--ease-out);
  pointer-events: none;
}

@media (hover: hover) and (pointer: fine) {
  .hero-glass:hover::before { opacity: 1; }
}

@media (max-width: 640px) {
  .hero-glass { padding: 1.8rem 1.6rem; border-radius: 18px; }
}

.hero-clinico h1 { max-width: 560px; }
.hero-clinico .sub { margin: 0; max-width: 480px; text-align: left; }
.hero-clinico .cta-row { justify-content: flex-start; }

.ripple-ring { fill: none; stroke: var(--signal); opacity: 0.55; }

@media (prefers-reduced-transparency: reduce) {
  .hero-glass { background: var(--bg-elevated); backdrop-filter: none; -webkit-backdrop-filter: none; }
}

/* ---------- Evidencia: scrollytelling anclado horizontal ---------- */
.method-pin { position: relative; background: var(--bg-elevated); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.method-media { position: absolute; inset: 0; z-index: 0; }
.method-media img { width: 100%; height: 100%; object-fit: cover; filter: saturate(1.05) contrast(1.05); }
.method-scrim {
  position: absolute; inset: 0; z-index: 1;
  background:
    linear-gradient(180deg,
      rgba(16,21,29,1) 0%, rgba(16,21,29,.85) 8%, rgba(16,21,29,.2) 20%,
      rgba(16,21,29,.2) 74%, rgba(16,21,29,.85) 90%, rgba(16,21,29,1) 100%),
    rgba(16,21,29,.25);
}
.method-track { position: relative; z-index: 2; display: flex; }
.method-slide { display: flex; align-items: center; flex-shrink: 0; }
.method-progress { display: flex; gap: 6px; margin-top: 2rem; }
.method-progress span { width: 24px; height: 3px; border-radius: 2px; background: var(--line); transition: background .3s; }
.method-progress span.active { background: var(--accent); }

.ev-icon {
  width: 52px; height: 52px; border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg); border: 1px solid var(--line); margin-bottom: 1.4rem;
}
.ev-icon svg { width: 24px; height: 24px; stroke: var(--signal); }
.ev-stat { font-family: 'JetBrains Mono', monospace; font-size: clamp(2.6rem, 6vw, 4.4rem); font-weight: 600; line-height: 1; color: var(--signal); }
.ev-find { font-size: 1.02rem; color: var(--text); margin-top: 1.1rem; line-height: 1.55; max-width: 460px; }
.ev-cite { font-family: 'JetBrains Mono', monospace; font-size: 0.74rem; color: var(--text-dim); margin-top: 1.2rem; letter-spacing: 0.02em; }

@media (min-width: 861px) {
  .method-pin { height: 100vh; overflow: hidden; }
  .method-track { height: 100%; width: max-content; will-change: transform; }
  .method-slide { width: 100vw; height: 100%; padding: 0 9vw; }
}
@media (max-width: 860px) {
  .method-track { flex-direction: column; gap: 0; padding: 4rem 0; }
  .method-slide { padding: 2.5rem 0; border-bottom: 1px solid var(--line); width: 100%; }
  .method-slide:last-child { border-bottom: none; }
}

/* ---------- Split: copy + mockup ---------- */
.split-section {
  display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 5vw;
  max-width: var(--maxw); margin: 0 auto; padding: 6rem 1.5rem;
  content-visibility: auto; contain-intrinsic-size: auto 640px;
}
.split-section.rev { direction: rtl; }
.split-section.rev > * { direction: ltr; }
.split-copy { max-width: 440px; }
.split-copy .cta-row { justify-content: flex-start; }
.chip-row { display: flex; gap: 0.7rem; margin-top: 1.6rem; flex-wrap: wrap; }
.chip { background: linear-gradient(160deg, var(--glass-bg-strong), var(--glass-bg)); backdrop-filter: blur(var(--blur-md)); -webkit-backdrop-filter: blur(var(--blur-md)); border: 1px solid var(--glass-border); border-radius: 12px; padding: 0.7rem 1rem; min-width: 100px; box-shadow: inset 0 1px 0 var(--glass-highlight); }
.chip b { display: block; font-family: 'JetBrains Mono', monospace; font-size: 1.1rem; color: var(--signal); }
.chip span { font-size: 0.68rem; color: var(--text-dim); letter-spacing: 0.02em; }

@media (max-width: 860px) {
  .split-section { grid-template-columns: 1fr; padding: 4rem 1.5rem; }
  .split-section.rev { direction: ltr; }
}

/* ---------- Tilt 3D (contenedor de perspectiva) ---------- */
.tilt-stage { perspective: 1200px; }
.tilt { will-change: transform; transform-style: preserve-3d; transition: transform 0.6s var(--ease-out); }

/* Phone mockup (app) */
.phone-mock {
  width: 250px; height: 508px; margin: 0 auto;
  border-radius: 34px; background: linear-gradient(160deg, var(--bg-elevated-2), var(--bg));
  border: 1px solid var(--glass-border); padding: 13px;
  box-shadow: 0 40px 90px rgba(0,0,0,.55), 0 0 60px -10px var(--glow), inset 0 1px 0 var(--glass-highlight);
}
.phone-mock-screen {
  width: 100%; height: 100%; border-radius: 22px; overflow: hidden;
  background: radial-gradient(ellipse 120% 60% at 50% -10%, rgba(61,220,255,0.08), transparent 60%), var(--bg);
  padding: 30px 18px 18px; display: flex; flex-direction: column; align-items: center;
}
.phone-mock-app-name { align-self: flex-start; font-size: 0.7rem; font-weight: 600; margin-bottom: 20px; color: var(--text); }
.phone-mock-app-name span { color: var(--accent); }
.ring-wrap { position: relative; width: 140px; height: 140px; margin-bottom: 10px; filter: drop-shadow(0 0 16px var(--glow)); }
@keyframes ring-pulse {
  0%, 100% { filter: drop-shadow(0 0 16px var(--glow)); }
  50% { filter: drop-shadow(0 0 28px var(--glow)); }
}
.ring-wrap.complete { animation: ring-pulse 2.4s ease-in-out infinite; }
.ring-wrap svg { width: 100%; height: 100%; transform: rotate(-90deg); }
.ring-track { fill: none; stroke: var(--line); stroke-width: 9; }
.ring-seg { fill: none; stroke-width: 9; stroke-linecap: round; }
.ring-center { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; }
.ring-score { font-family: 'JetBrains Mono', monospace; font-size: 1.9rem; font-weight: 600; color: var(--signal); line-height: 1; }
.ring-label { font-size: 0.5rem; letter-spacing: 0.1em; color: var(--text-dim); margin-top: 4px; text-transform: uppercase; }
.phone-metrics { display: grid; grid-template-columns: 1fr 1fr; gap: 7px; width: 100%; margin-top: 16px; }
.phone-metric { background: linear-gradient(160deg, var(--glass-bg-strong), var(--glass-bg)); backdrop-filter: blur(var(--blur-sm)); -webkit-backdrop-filter: blur(var(--blur-sm)); border: 1px solid var(--glass-border); border-radius: 10px; padding: 8px 6px; text-align: center; }
.phone-metric-val { font-family: 'JetBrains Mono', monospace; font-size: 1.05rem; font-weight: 600; color: var(--signal); }
.phone-metric-name { font-size: 0.5rem; letter-spacing: 0.05em; color: var(--text-dim); text-transform: uppercase; margin-top: 2px; }

/* Browser mockup (web) */
.browser-mock { width: 100%; max-width: 480px; margin: 0 auto; border-radius: 14px; overflow: hidden; border: 1px solid var(--glass-border); box-shadow: 0 40px 90px rgba(0,0,0,.5), 0 0 60px -14px var(--glow), inset 0 1px 0 var(--glass-highlight); }
.browser-mock-bar { background: var(--bg-elevated); padding: 10px 13px; display: flex; align-items: center; gap: 8px; border-bottom: 1px solid var(--line); }
.browser-mock-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--line); }
.browser-mock-url { flex: 1; background: var(--bg); border-radius: 7px; padding: 5px 10px; font-family: 'JetBrains Mono', monospace; font-size: 0.66rem; color: var(--text-dim); }
.browser-mock-body { background: linear-gradient(160deg, var(--bg-elevated-2), var(--bg-elevated)); padding: 2.2rem 1.8rem; }
.browser-mock-body .eyebrow { margin-bottom: 0.6rem; }
.browser-mock-body h3 { font-size: 1.35rem; }
.browser-mock-body p { font-size: 0.85rem; margin-top: 0.6rem; max-width: 300px; }

/* ---------- Bento (canal) ---------- */
.bento { display: grid; grid-template-columns: 1.3fr 1fr; gap: 1.2rem; max-width: var(--maxw); margin: 0 auto; padding: 0 1.5rem; content-visibility: auto; contain-intrinsic-size: auto 400px; }
.bento-main {
  background: linear-gradient(150deg, var(--bg-elevated-2), #0c1017 65%);
  border: 1px solid var(--glass-border); border-radius: var(--radius);
  padding: 2.2rem; display: flex; flex-direction: column; justify-content: space-between; min-height: 260px;
  box-shadow: var(--shadow-elevated);
  position: relative; overflow: hidden;
  transition: transform 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out);
}
.bento-main::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle at 100% 0%, rgba(61,220,255,0.1), transparent 55%);
  pointer-events: none;
}
@media (hover: hover) and (pointer: fine) {
  .bento-main:hover { transform: translateY(-3px); box-shadow: 0 26px 70px rgba(0,0,0,.55), 0 0 50px -16px var(--glow); }
}
.bento-main svg { width: 30px; height: 30px; stroke: var(--accent); position: relative; }
.bento-main p { color: var(--text); font-size: 1.02rem; line-height: 1.6; margin-top: 1.2rem; max-width: 380px; position: relative; }
.bento-side { display: flex; flex-direction: column; gap: 1.2rem; }
.topic-card {
  background: linear-gradient(160deg, var(--glass-bg-strong), var(--glass-bg));
  backdrop-filter: blur(var(--blur-md)); -webkit-backdrop-filter: blur(var(--blur-md));
  border: 1px solid var(--glass-border);
  border-radius: 12px; padding: 1.1rem 1.3rem; flex: 1;
  display: flex; flex-direction: row; align-items: center; gap: 0.9rem;
  box-shadow: inset 0 1px 0 var(--glass-highlight);
  text-decoration: none; color: inherit;
  /* Was just `border-color .25s` — that silently overrode .reveal's own
     opacity/transform transition on these same elements (later rule in the
     cascade wins the whole `transition` shorthand, it doesn't merge), so
     these cards likely popped in instantly instead of fading up like every
     other .reveal element on the page. Listing all three here fixes that
     and lets nth-child below stagger only the reveal, not the hover. */
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out), border-color 0.25s var(--ease-out);
}
@media (hover: hover) and (pointer: fine) {
  .topic-card:hover { border-color: rgba(61, 220, 255, 0.3); }
}
.topic-card b { display: flex; align-items: center; gap: 0.55rem; font-size: 0.88rem; margin-bottom: 0.3rem; color: var(--text); }
.topic-card b::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 6px var(--accent); flex-shrink: 0; }
.topic-card span { font-size: 0.78rem; color: var(--text-dim); line-height: 1.5; }
.topic-copy { display: flex; flex-direction: column; min-width: 0; }
.topic-thumb { position: relative; flex-shrink: 0; width: 88px; height: 50px; border-radius: 8px; overflow: hidden; background: var(--bg-elevated); }
.topic-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.topic-play {
  position: absolute; inset: 0; margin: auto; width: 22px; height: 22px; color: #fff;
  filter: drop-shadow(0 1px 4px rgba(0,0,0,.6));
}
/* Cascade entrance instead of all 3 fading up together — delay only affects
   the reveal transition (see the 0s on border-color above), not hover. */
.bento-side .topic-card:nth-child(2) { transition: opacity 0.7s var(--ease-out) 0.1s, transform 0.7s var(--ease-out) 0.1s, border-color 0.25s var(--ease-out) 0s; }
.bento-side .topic-card:nth-child(3) { transition: opacity 0.7s var(--ease-out) 0.2s, transform 0.7s var(--ease-out) 0.2s, border-color 0.25s var(--ease-out) 0s; }

@media (max-width: 860px) { .bento { grid-template-columns: 1fr; } }

/* ---------- Banner ADN (pausa visual de marca) ---------- */
.dna-banner {
  position: relative;
  min-height: 52vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  text-align: center;
  content-visibility: auto;
  contain-intrinsic-size: auto 480px;
}
.dna-banner-media { position: absolute; inset: 0; z-index: 0; }
.dna-banner-media img {
  width: 100%; height: 100%; object-fit: cover;
  will-change: transform;
}
.dna-banner-scrim {
  position: absolute; inset: 0; z-index: 1;
  background:
    linear-gradient(180deg,
      rgba(6,8,9,1) 0%, rgba(6,8,9,.8) 10%, rgba(6,8,9,.28) 25%,
      rgba(6,8,9,.28) 60%, rgba(6,8,9,.8) 88%, rgba(6,8,9,1) 100%),
    radial-gradient(ellipse 60% 50% at 50% 50%, transparent 30%, rgba(6,8,9,.35) 100%);
}
.dna-banner .container { position: relative; z-index: 2; }
.dna-banner-line {
  font-size: clamp(1.6rem, 4vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.2;
  max-width: 680px;
  margin: 0 auto;
  text-shadow: 0 4px 24px rgba(0, 0, 0, 0.65), 0 2px 8px rgba(0, 0, 0, 0.5);
}
.dna-banner-line span { color: var(--accent); }

/* ---------- Close (cierre animado) ---------- */
.close-hero { text-align: center; padding: 8rem 1.5rem 6rem; position: relative; overflow: hidden; }
.close-hero canvas { position: absolute; inset: 0; z-index: 0; }
.close-hero > * { position: relative; z-index: 1; }
.close-hero .logo { font-size: 1.3rem; display: inline-block; margin-bottom: 1.6rem; }
.close-line { font-size: clamp(1.4rem, 3vw, 2.1rem); font-weight: 700; max-width: 620px; margin: 0 auto; line-height: 1.3; }
.close-urls { margin-top: 2rem; font-family: 'JetBrains Mono', monospace; font-size: 0.76rem; color: var(--text-dim); }

/* ---------- Suplemento: icono en vez de foto ---------- */
.review-photo.icon {
  background: linear-gradient(135deg, var(--bg-elevated) 0%, var(--accent-dim) 100%);
}
.review-photo.icon svg { width: 56px; height: 56px; stroke: var(--accent); opacity: 0.85; }

/* ---------- Utilidades ---------- */
.text-center { text-align: center; }
.mt-lg { margin-top: 3rem; }
.mb-lg { margin-bottom: 3rem; }

/* ---------- Sticky mobile CTA ---------- */
.sticky-cta {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 0.75rem 1rem;
  background: var(--glass-bg-strong);
  backdrop-filter: blur(var(--blur-lg));
  -webkit-backdrop-filter: blur(var(--blur-lg));
  border-top: 1px solid var(--line);
  transform: translateY(100%);
  transition: transform 0.3s var(--ease-out);
  z-index: 50;
  display: none;
}

@media (max-width: 720px) {
  .sticky-cta { display: block; }
  .sticky-cta.visible { transform: translateY(0); }
  .sticky-cta .btn { width: 100%; }
}

/* ---------- Transiciones nativas entre páginas (View Transitions API) ---------- */
@view-transition { navigation: auto; }

::view-transition-old(root) { animation: bhl-page-out .28s var(--ease-out) both; }
::view-transition-new(root) { animation: bhl-page-in .32s var(--ease-out) both; }

@keyframes bhl-page-out { to { opacity: 0; transform: translateY(-8px); } }
@keyframes bhl-page-in { from { opacity: 0; transform: translateY(8px); } }

@media (prefers-reduced-motion: reduce) {
  ::view-transition-old(root), ::view-transition-new(root) { animation: none; }
}

/* ---------- Lead-magnet value bullets ---------- */
.lead-benefits {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  margin: 0 auto 1.5rem;
  max-width: 420px;
  text-align: left;
}
.lead-benefits li {
  font-size: 0.88rem;
  color: var(--text-dim);
  padding-left: 1.3rem;
  position: relative;
  line-height: 1.4;
}
.lead-benefits li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-family: 'JetBrains Mono', monospace;
}