/* ============================================================
   Codex Research — plantilla ecommerce
   Sistema de diseño monocromático (gris/grafito), marca Codex Research
   Acento gris #525863, tinta grafito #23262d
   ============================================================ */

:root {
  --accent: #525863;
  --accent-hover: #3c414b;
  --accent-soft: #edeef1;
  --cta: #1d2026;
  --cta-hover: #0d0f12;
  --ink: #23262d;
  --muted: #6b7078;
  --bg: #fafafa;
  --bg-soft: #f2f2f4;
  --card: #ffffff;
  --border: #e6e6ea;
  --danger: #e5484d;
  --radius: 16px;
  --radius-sm: 10px;
  --font-sans: 'DM Sans', 'Inter', -apple-system, sans-serif;
  --font-mono: 'Fragment Mono', 'SF Mono', monospace;
  --shadow-card: 0 1px 2px rgba(41, 46, 76, .04), 0 8px 24px rgba(41, 46, 76, .06);
  --shadow-pop: 0 12px 40px rgba(41, 46, 76, .16);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }

.container { width: min(1200px, 92%); margin-inline: auto; }

/* ---------- Utilidades ---------- */
.mono-tag {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .02em;
  color: var(--muted);
  text-transform: uppercase;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .8rem 1.6rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: .95rem;
  transition: all .2s ease;
}
.btn-primary { background: var(--cta); color: #fff; }
.btn-primary:hover { background: var(--cta-hover); transform: translateY(-1px); }
.btn-ghost { background: var(--card); color: var(--ink); border: 1px solid var(--border); }
.btn-ghost:hover { border-color: var(--ink); }
.btn-dark { background: var(--cta); color: #fff; }
.btn-dark:hover { background: var(--cta-hover); }

.section { padding: 5.5rem 0; }
.section-head { max-width: 640px; margin-bottom: 3rem; }
.section-head h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); letter-spacing: -.03em; line-height: 1.1; }
.section-head p { color: var(--muted); margin-top: .75rem; font-size: 1.05rem; }
.section-head .row { display: flex; align-items: flex-end; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }

/* ---------- Barra de anuncio ---------- */
.announce {
  background: var(--ink);
  color: #fff;
  font-size: .82rem;
  padding: .55rem 0;
  text-align: center;
}
.announce a { color: #c9ccd2; font-weight: 600; }

/* ---------- Header ---------- */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 250, 250, .85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: 2rem;
}
.logo { display: inline-flex; align-items: center; }
.logo .logo-full { height: 26px; width: auto; display: block; }
.logo .logo-icon { height: 30px; width: auto; display: none; }
.footer .logo .logo-full { height: 28px; }
.nav { display: flex; gap: 1.75rem; font-size: .93rem; font-weight: 500; }
.nav a { color: var(--muted); transition: color .15s; }
.nav a:hover, .nav a.active { color: var(--ink); }
.header-actions { display: flex; align-items: center; gap: .9rem; }
.cart-btn {
  position: relative;
  width: 40px; height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--card);
  display: grid; place-items: center;
  transition: border-color .15s;
}
.cart-btn:hover { border-color: var(--ink); }
.cart-count {
  position: absolute; top: -4px; right: -4px;
  min-width: 17px; height: 17px;
  border-radius: 999px;
  background: var(--cta);
  color: #fff; font-size: .65rem; font-weight: 700;
  display: grid; place-items: center;
  padding-inline: 4px;
}
.menu-btn {
  display: none;
  width: 40px; height: 40px; border-radius: 50%;
  border: 1px solid var(--border); background: var(--card);
  place-items: center; color: var(--ink);
}
.menu-btn:hover { border-color: var(--ink); }

/* ---------- Menú móvil ---------- */
.mobile-nav-backdrop { position: fixed; inset: 0; z-index: 70; background: rgba(29,32,38,.4); }
.mobile-nav-backdrop[hidden] { display: none; }
.mobile-nav {
  position: fixed; top: 0; right: 0; z-index: 71;
  width: min(300px, 84vw); height: 100dvh;
  background: var(--bg); border-left: 1px solid var(--border);
  box-shadow: var(--shadow-pop);
  padding: 1rem 1.4rem 2rem;
  display: flex; flex-direction: column; gap: .3rem;
  animation: slideIn .3s cubic-bezier(.22,.61,.36,1);
}
.mobile-nav[hidden] { display: none; }
.mobile-nav-head { display: flex; align-items: center; justify-content: space-between; padding: .4rem 0 1rem; margin-bottom: .5rem; border-bottom: 1px solid var(--border); }
.mobile-nav-close { width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; color: var(--muted); }
.mobile-nav-close:hover { background: var(--bg-soft); color: var(--ink); }
.mobile-nav a { padding: .85rem .4rem; font-size: 1.05rem; font-weight: 600; color: var(--ink); border-bottom: 1px solid var(--border); }
.mobile-nav a:hover { color: var(--accent); }
.mobile-nav .mobile-nav-cta { margin-top: 1.2rem; justify-content: center; border-bottom: none; color: #fff; }

/* ---------- Hero ---------- */
.hero { padding: 5rem 0 3.5rem; overflow: hidden; }
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 3rem;
  align-items: center;
}
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: .45rem;
  background: var(--accent-soft); color: var(--accent);
  font-size: .8rem; font-weight: 600;
  padding: .35rem .9rem; border-radius: 999px;
  margin-bottom: 1.4rem;
}
.hero h1 {
  font-size: clamp(2.6rem, 5.5vw, 4.2rem);
  line-height: 1.02;
  letter-spacing: -.04em;
}
.hero h1 em { font-style: normal; color: var(--accent); }
.hero-sub { color: var(--muted); font-size: 1.1rem; margin: 1.4rem 0 2rem; max-width: 480px; }
.hero-ctas { display: flex; gap: .8rem; flex-wrap: wrap; }
.hero-meta { display: flex; gap: 1.8rem; margin-top: 2.6rem; flex-wrap: wrap; }
.hero-meta div strong { display: block; font-size: 1.3rem; letter-spacing: -.02em; }
.hero-meta div span { color: var(--muted); font-size: .82rem; }

/* Vial dibujado en CSS */
.hero-visual { position: relative; display: grid; place-items: center; min-height: 420px; }
.hero-visual::before {
  content: '';
  position: absolute; inset: 8%;
  background: radial-gradient(circle at 50% 40%, var(--accent-soft), transparent 65%);
}
.vial-card {
  position: relative;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 24px;
  box-shadow: var(--shadow-card);
  padding: 1.4rem 1.4rem 1.6rem;
  display: grid; place-items: center; gap: 1.1rem;
}
.hero-photo {
  width: min(320px, 62vw); height: 240px; object-fit: cover;
  border-radius: 16px; display: block; background: var(--bg-soft);
}
.vial { position: relative; width: 92px; }
.vial-cap {
  width: 54px; height: 26px; margin: 0 auto;
  background: linear-gradient(180deg, #dfe3ee, #b9bfd1);
  border-radius: 6px 6px 2px 2px;
}
.vial-neck { width: 40px; height: 10px; margin: 0 auto; background: #e8eaf2; }
.vial-body {
  width: 92px; height: 150px;
  background: linear-gradient(105deg, #ffffff 20%, #eef1f8 45%, #ffffff 70%);
  border: 1px solid #dfe2ec;
  border-radius: 10px 10px 16px 16px;
  position: relative;
  overflow: hidden;
}
.vial-label {
  position: absolute; inset: 34px 6px 14px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 5px;
  display: grid; place-items: center; align-content: center; gap: 3px;
  text-align: center;
}
.vial-label b { font-size: .68rem; letter-spacing: -.01em; }
.vial-label span { font-family: var(--font-mono); font-size: .5rem; color: var(--muted); }
.vial-powder {
  position: absolute; bottom: 0; left: 0; right: 0; height: 26px;
  background: linear-gradient(180deg, #f5f7fc, #e9edf6);
  border-top: 1px solid #e2e6f0;
}
.vial-card figcaption { text-align: center; }
.vial-card figcaption b { font-size: .95rem; }
.vial-card figcaption span { display: block; }

.badge-float {
  position: absolute;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow-card);
  padding: .6rem .9rem;
  font-size: .78rem; font-weight: 600;
  display: flex; align-items: center; gap: .45rem;
}
.badge-float .dot { width: 8px; height: 8px; border-radius: 50%; background: #30c48d; }
.badge-a { top: 14%; left: 2%; }
.badge-b { bottom: 16%; right: 0; }

/* ---------- Tarjetas de confianza ---------- */
.trust-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
.trust-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow-card);
}
.trust-card .icon {
  width: 44px; height: 44px; border-radius: 12px;
  background: var(--accent-soft); color: var(--accent);
  display: grid; place-items: center;
  margin-bottom: 1.1rem;
}
.trust-card h3 { font-size: 1.15rem; letter-spacing: -.02em; }
.trust-card h3 em { font-style: normal; color: var(--accent); }
.trust-card p { color: var(--muted); font-size: .92rem; margin-top: .45rem; }

/* ---------- Banda disclaimer ---------- */
.disclaimer-band {
  background: var(--bg-soft);
  border-block: 1px solid var(--border);
  padding: 2.2rem 0;
}
.disclaimer-band .inner { display: flex; gap: 1.2rem; align-items: flex-start; }
.disclaimer-band .icon { color: var(--accent); flex-shrink: 0; margin-top: .2rem; }
.disclaimer-band h4 { font-size: 1rem; }
.disclaimer-band p { color: var(--muted); font-size: .88rem; margin-top: .3rem; max-width: 900px; }

/* ---------- Grid de productos ---------- */
.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.2rem;
}
.product-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform .2s ease, box-shadow .2s ease;
  display: flex; flex-direction: column;
}
.product-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-pop); }
.product-media {
  background: linear-gradient(180deg, #fdfdfe, var(--bg-soft));
  display: grid; place-items: center;
  padding: 2rem 1rem 1.4rem;
}
.product-media .vial { transform: scale(.72); transform-origin: center; margin: -18px 0; }
.product-info { padding: 1.1rem 1.25rem 1.35rem; display: flex; flex-direction: column; gap: .3rem; flex: 1; }
.product-info h3 { font-size: 1.02rem; letter-spacing: -.01em; }
.product-price { color: var(--muted); font-size: .88rem; }
.product-price b { color: var(--ink); font-size: 1rem; }
.product-cta {
  margin-top: auto; padding-top: .9rem;
  display: flex; align-items: center; justify-content: space-between;
}
.product-cta .link { color: var(--accent); font-weight: 600; font-size: .88rem; }
.add-btn {
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--accent-soft); color: var(--accent);
  display: grid; place-items: center;
  font-size: 1.1rem; font-weight: 700;
  transition: all .15s;
}
.add-btn:hover { background: var(--accent); color: #fff; }

/* ---------- Proceso ---------- */
.process { background: var(--ink); color: #fff; border-radius: 28px; padding: 4.5rem 4rem; }
.process .section-head h2 { color: #fff; }
.process .section-head p { color: rgba(255,255,255,.55); }
.process-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; margin-top: 3rem; }
.process-step {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius);
  padding: 1.8rem;
}
.process-step .step-num {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: #aab0ba;
  letter-spacing: .08em;
}
.process-step h3 { font-size: 1.1rem; margin-top: .8rem; }
.process-step p { color: rgba(255,255,255,.55); font-size: .9rem; margin-top: .4rem; }

/* ---------- CTA WhatsApp ---------- */
.cta-band { text-align: center; }
.cta-band h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); letter-spacing: -.03em; }
.cta-band p { color: var(--muted); margin: .8rem 0 1.8rem; }

/* ---------- FAQ ---------- */
.faq-list { max-width: 760px; }
.faq-item {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: .7rem;
  overflow: hidden;
}
.faq-q {
  width: 100%;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.1rem 1.4rem;
  font-weight: 600; font-size: .98rem;
  text-align: left;
}
.faq-q .chev { transition: transform .2s; color: var(--muted); flex-shrink: 0; margin-left: 1rem; }
.faq-item.open .chev { transform: rotate(180deg); }
.faq-a { display: none; padding: 0 1.4rem 1.2rem; color: var(--muted); font-size: .92rem; }
.faq-item.open .faq-a { display: block; }

/* ---------- Footer ---------- */
.footer { background: var(--ink); color: #fff; padding: 4rem 0 2rem; margin-top: 5rem; }
.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,.12);
}
.footer h4 { font-size: .85rem; text-transform: uppercase; letter-spacing: .06em; color: rgba(255,255,255,.5); margin-bottom: 1rem; }
.footer-col a { display: block; color: rgba(255,255,255,.8); font-size: .92rem; padding: .28rem 0; }
.footer-col a:hover { color: #fff; }
.footer-brand p { color: rgba(255,255,255,.55); font-size: .9rem; margin-top: .8rem; max-width: 320px; }
.footer-contact { margin-top: 1.2rem; }
.footer-contact a { color: #c9ccd2; font-weight: 600; font-size: .95rem; display: block; padding: .15rem 0; }
.footer-legal { padding-top: 1.6rem; }
.footer-legal p { color: rgba(255,255,255,.4); font-size: .76rem; margin-top: .6rem; line-height: 1.6; }
.footer-legal .copy { color: rgba(255,255,255,.6); font-size: .82rem; }

/* ---------- Age gate ---------- */
.gate-overlay {
  position: fixed; inset: 0; z-index: 100;
  background: rgba(250, 250, 250, .8);
  backdrop-filter: blur(14px);
  display: grid; place-items: center;
  padding: 1.5rem;
}
.gate-overlay[hidden] { display: none; }
.gate-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 20px;
  box-shadow: var(--shadow-pop);
  max-width: 520px;
  padding: 2.4rem;
}
.gate-card h2 { font-size: 1.4rem; letter-spacing: -.02em; }
.gate-card > p { color: var(--muted); font-size: .92rem; margin: 1rem 0 1.6rem; }
.gate-actions { display: grid; grid-template-columns: 1fr 1fr; gap: .8rem; }
.gate-actions .btn { justify-content: center; }
.btn-danger { background: #fdecec; color: var(--danger); }
.btn-danger:hover { background: var(--danger); color: #fff; }

/* Gate: selección de país */
.gate-q { font-weight: 700; color: var(--ink) !important; font-size: .95rem !important; margin-bottom: .9rem !important; }
.gate-countries { display: grid; grid-template-columns: 1fr 1fr; gap: .8rem; }
.gate-country {
  display: flex; align-items: center; gap: .8rem; text-align: left;
  border: 1px solid var(--border); border-radius: 14px; background: var(--bg);
  padding: 1rem 1.1rem; transition: border-color .15s, transform .15s;
}
.gate-country:hover { border-color: var(--ink); transform: translateY(-1px); }
.gate-country .flag { font-size: 1.5rem; }
.gate-country b { display: block; font-size: .95rem; }
.gate-country small { display: block; color: var(--muted); font-size: .74rem; margin-top: 2px; }
.gate-card p.gate-confirm { color: var(--muted); font-size: .78rem; line-height: 1.55; margin: 1.4rem 0 0; }
.gate-confirm a { color: var(--ink); text-decoration: underline; }
.gate-under { display: block; margin: 1.2rem auto 0; font-size: .82rem; color: var(--muted); text-decoration: underline; }
.gate-under:hover { color: var(--ink); }

/* Selector de país en el header */
.country-wrap { position: relative; }
.country-chip {
  height: 40px; display: inline-flex; align-items: center; gap: .35rem;
  border: 1px solid var(--border); border-radius: 999px; background: var(--card);
  padding: 0 .8rem; font-weight: 700; font-size: .82rem; color: var(--ink);
  transition: border-color .15s;
}
.country-chip:hover { border-color: var(--ink); }
.country-chip .flag { font-size: 1rem; }
.country-menu {
  position: absolute; top: calc(100% + 8px); right: 0; z-index: 65;
  min-width: 230px; background: var(--card); border: 1px solid var(--border);
  border-radius: 14px; box-shadow: var(--shadow-pop); padding: .45rem;
}
.country-menu[hidden] { display: none; }
.country-menu button {
  width: 100%; display: flex; align-items: flex-start; gap: .6rem; text-align: left;
  padding: .6rem .7rem; border-radius: 9px; font-size: .9rem; font-weight: 600; color: var(--ink);
}
.country-menu button:hover { background: var(--bg-soft); }
.country-menu .flag { font-size: 1.15rem; }
.country-menu .cm-note { display: block; font-size: .72rem; color: var(--muted); font-weight: 500; margin-top: 1px; }

/* Producto: h3 y media como enlaces */
.product-info h3 a { color: inherit; }
.product-info h3 a:hover { color: var(--accent); }

/* ---------- Fotos reales de producto ---------- */
.product-photo { display: block; width: 100%; height: 100%; object-fit: cover; object-position: center; }
/* Tarjeta: si hay foto, la media pasa a caja cuadrada sin padding */
.product-media:has(.product-photo) { padding: 0; aspect-ratio: 1 / 1; overflow: hidden; }
/* Ficha de producto */
.pd-media-main:has(.product-photo) { padding: 0; overflow: hidden; }
/* Miniaturas de carrito (drawer y página): la foto llena el thumb */
.cart-line-thumb:has(.product-photo), .ci-thumb:has(.product-photo) { padding: 0; }
.cart-line-thumb .product-photo, .ci-thumb .product-photo { border-radius: inherit; }

/* ---------- Encabezado de página interna ---------- */
.page-head { padding: 3.5rem 0 1.5rem; border-bottom: 1px solid var(--border); background: linear-gradient(180deg, #fff, var(--bg)); }
.page-head h1 { font-size: clamp(2rem, 4vw, 3rem); letter-spacing: -.03em; margin-top: .5rem; }
.page-head p { color: var(--muted); margin-top: .6rem; max-width: 620px; }

/* ---------- Carrito (drawer) ---------- */
.cart-backdrop { position: fixed; inset: 0; z-index: 90; background: rgba(41,46,76,.32); backdrop-filter: blur(2px); }
.cart-backdrop[hidden] { display: none; }
.cart-drawer {
  position: fixed; top: 0; right: 0; z-index: 91;
  width: min(420px, 100vw); height: 100dvh;
  background: var(--bg); border-left: 1px solid var(--border);
  box-shadow: var(--shadow-pop);
  display: flex; flex-direction: column;
  animation: slideIn .3s cubic-bezier(.22,.61,.36,1);
}
.cart-drawer[hidden] { display: none; }
@keyframes slideIn { from { transform: translateX(100%); } to { transform: translateX(0); } }
.cart-drawer-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.2rem 1.4rem; border-bottom: 1px solid var(--border);
}
.cart-drawer-head h3 { font-size: 1.15rem; letter-spacing: -.02em; }
.cart-close { width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; color: var(--muted); }
.cart-close:hover { background: var(--bg-soft); color: var(--ink); }
.cart-lines { flex: 1; overflow-y: auto; padding: 1rem 1.4rem; }
.cart-line { display: flex; gap: .9rem; padding: 1rem 0; border-bottom: 1px solid var(--border); }
.cart-line-thumb {
  width: 62px; height: 74px; flex-shrink: 0;
  background: var(--bg-soft); border: 1px solid var(--border); border-radius: 10px;
  display: grid; place-items: center; overflow: hidden;
}
.cart-line-body { flex: 1; min-width: 0; }
.cart-line-top { display: flex; align-items: flex-start; justify-content: space-between; gap: .5rem; }
.cart-line-top b { font-size: .95rem; display: block; }
.cart-line-size { color: var(--muted); font-size: .8rem; }
.cart-line-rm { color: var(--muted); padding: 2px; }
.cart-line-rm:hover { color: var(--danger); }
.cart-line-bottom { display: flex; align-items: center; justify-content: space-between; margin-top: .7rem; }
.cart-line-price { font-size: .98rem; }

.qty-stepper { display: inline-flex; align-items: center; border: 1px solid var(--border); border-radius: 999px; background: var(--card); }
.qty-stepper button { width: 30px; height: 30px; font-size: 1.1rem; color: var(--ink); display: grid; place-items: center; }
.qty-stepper button:hover { color: var(--accent); }
.qty-stepper span { min-width: 28px; text-align: center; font-weight: 600; font-size: .9rem; }
.qty-lg button { width: 42px; height: 42px; font-size: 1.3rem; }
.qty-lg span { min-width: 44px; }

.cart-empty { text-align: center; padding: 3rem 1rem; color: var(--muted); }
.cart-empty svg { margin: 0 auto 1rem; color: var(--border); }
.cart-empty p { margin-bottom: 1.4rem; }
.cart-drawer-foot { padding: 1.2rem 1.4rem; border-top: 1px solid var(--border); background: var(--card); }
.cart-drawer-foot:empty { display: none; }
.cart-total-row { display: flex; justify-content: space-between; align-items: baseline; font-size: 1.05rem; }
.cart-total-row b { font-size: 1.3rem; letter-spacing: -.02em; }
.cart-note { color: var(--muted); font-size: .78rem; margin: .6rem 0 1rem; }
.cart-checkout { width: 100%; justify-content: center; }
.cart-count[data-cart-count] { visibility: hidden; }

.vial-xs { width: 46px; transform: scale(.72); }
.vial-xs .vial-label { inset: 16px 3px 8px; }
.vial-xs .vial-label b { font-size: .5rem; }

/* ---------- Catálogo ---------- */
.catalog-layout { display: grid; grid-template-columns: 240px 1fr; gap: 2.4rem; align-items: start; }
.catalog-sidebar { position: sticky; top: 90px; }
.catalog-sidebar h4 { font-size: .78rem; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); margin-bottom: .7rem; }
.cat-search {
  width: 100%; padding: .7rem .9rem; font: inherit; font-size: .9rem;
  border: 1px solid var(--border); border-radius: 10px; background: var(--card); color: var(--ink);
}
.cat-search:focus { outline: none; border-color: var(--accent); }
.cat-list { list-style: none; display: flex; flex-direction: column; gap: .2rem; }
.cat-list button {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: .45rem;
  padding: .55rem .8rem; border-radius: 8px; font-size: .92rem; color: var(--muted); text-align: left;
}
.cat-list button span { font-family: var(--font-mono); font-size: .72rem; opacity: .7; }
.cat-list button:hover { background: var(--bg-soft); color: var(--ink); }
.cat-list button.active { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.catalog-toolbar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.4rem; }
.cat-sort { padding: .55rem .8rem; font: inherit; font-size: .88rem; border: 1px solid var(--border); border-radius: 10px; background: var(--card); color: var(--ink); }
.catalog-grid { grid-template-columns: repeat(3, 1fr); }
.cat-empty { color: var(--muted); padding: 3rem 0; text-align: center; }

/* ---------- Blog ---------- */
.blog-feature { margin-bottom: 3rem; }
.blog-feature-link { display: grid; grid-template-columns: 1.1fr 1fr; gap: 2rem; align-items: center; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-card); }
.blog-feature-link:hover { box-shadow: var(--shadow-pop); }
.blog-feature-body { padding: 2rem 2.4rem; }
.blog-feature-body h2 { font-size: 1.7rem; letter-spacing: -.02em; line-height: 1.15; margin: .5rem 0 .7rem; }
.blog-feature-body p { color: var(--muted); margin-bottom: 1rem; }
.blog-section-title { font-size: 1.4rem; letter-spacing: -.02em; margin-bottom: 1.4rem; }
.blog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
.blog-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; transition: transform .2s, box-shadow .2s; }
.blog-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-pop); }
.blog-cover { position: relative; aspect-ratio: 16 / 10; overflow: hidden; background: var(--bg-soft); }
.blog-cover svg { width: 100%; height: 100%; }
/* Portada real (infografía vertical): encuadra desde arriba para mostrar el título */
.blog-cover img {
  width: 100%; height: 100%; display: block;
  object-fit: cover; object-position: top center;
  transition: transform .45s cubic-bezier(.2,.6,.2,1);
}
.blog-card:hover .blog-cover img, .blog-feature-link:hover .blog-cover img { transform: scale(1.04); }
.blog-cover-mark {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 52px; height: 46px; border-radius: 12px;
  background: var(--ink); display: grid; place-items: center;
}
.blog-cover-mark::after {
  content: ""; width: 60%; height: 60%; background: #fff;
  -webkit-mask: url(assets/logo-mark.svg) center/contain no-repeat;
  mask: url(assets/logo-mark.svg) center/contain no-repeat;
}
.blog-feature .blog-cover { aspect-ratio: auto; height: 100%; min-height: 280px; }
.blog-card-body { padding: 1.3rem 1.4rem 1.6rem; }
.blog-card-body h3 { font-size: 1.08rem; letter-spacing: -.01em; line-height: 1.25; margin: .4rem 0 .5rem; }
.blog-card-body p { color: var(--muted); font-size: .9rem; }
.blog-tag { font-family: var(--font-mono); font-size: .72rem; color: var(--accent); text-transform: uppercase; letter-spacing: .02em; }

/* ---------- Detalle de producto ---------- */
.breadcrumb { padding: 1.4rem 0 0; font-size: .85rem; color: var(--muted); display: flex; gap: .5rem; flex-wrap: wrap; }
.breadcrumb a:hover { color: var(--accent); }
.product-detail { padding-top: 1.6rem; }
.pd-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: start; }
.pd-media { position: sticky; top: 90px; }
.pd-media-main {
  background: linear-gradient(180deg, #fff, var(--bg-soft));
  border: 1px solid var(--border); border-radius: var(--radius);
  min-height: 380px; display: grid; place-items: center;
}
.pd-media-main .vial { transform: scale(1.5); }
.pd-badges { display: flex; gap: .6rem; margin-top: 1rem; flex-wrap: wrap; }
.pd-badge { display: inline-flex; align-items: center; gap: .4rem; background: var(--card); border: 1px solid var(--border); border-radius: 999px; padding: .45rem .9rem; font-size: .8rem; font-weight: 600; }
.pd-badge .dot { width: 8px; height: 8px; border-radius: 50%; background: #30c48d; }
.pd-buy h1 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); letter-spacing: -.03em; margin: .4rem 0 1.4rem; }
.pd-field { margin-bottom: 1.4rem; }
.pd-field label { display: block; font-size: .82rem; font-weight: 600; color: var(--muted); margin-bottom: .55rem; }
.pd-options { display: flex; gap: .6rem; flex-wrap: wrap; }
.pd-opt { padding: .6rem 1.2rem; border: 1px solid var(--border); border-radius: 10px; background: var(--card); font-weight: 600; font-size: .9rem; transition: all .15s; }
.pd-opt:hover { border-color: var(--ink); }
.pd-opt.active { border-color: var(--accent); background: var(--accent-soft); color: var(--accent); }

/* Selector de packs (1 vial / kit de 10) */
.pd-strength { color: var(--muted); font-size: .95rem; margin: -.7rem 0 1.4rem; }
.pd-packs { display: grid; grid-template-columns: 1fr 1fr; gap: .7rem; }
.pd-packs .pd-opt { display: flex; flex-direction: column; align-items: flex-start; gap: .15rem; padding: .8rem 1rem; text-align: left; }
.pd-opt-label { font-weight: 600; font-size: .88rem; color: var(--ink); }
.pd-opt.active .pd-opt-label { color: var(--accent); }
.pd-opt-price { font-weight: 700; font-size: 1.05rem; letter-spacing: -.01em; }
.pd-opt-save { font-size: .66rem; font-weight: 700; color: #1f9d6b; background: #e7f7f0; padding: .1rem .45rem; border-radius: 999px; margin-top: .2rem; }
.pd-price-row { display: flex; align-items: center; margin: 1.6rem 0 1.2rem; }
.pd-price { font-size: 2rem; font-weight: 700; letter-spacing: -.03em; }
.pd-price-note { display: block; color: var(--muted); font-size: .82rem; }
.pd-add { width: 100%; justify-content: center; font-size: 1rem; padding: 1rem; }
.pd-note { background: var(--bg-soft); border: 1px solid var(--border); border-radius: 12px; padding: 1rem 1.1rem; font-size: .84rem; color: var(--muted); margin-top: 1.4rem; }
.pd-note b { color: var(--ink); }
.pd-coa { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-top: 1.2rem; padding: 1.1rem; border: 1px solid var(--border); border-radius: 12px; }
.pd-coa b { display: block; font-size: .88rem; margin-top: .2rem; }
.pd-info-grid { display: grid; grid-template-columns: 1.6fr 1fr; gap: 3rem; align-items: start; }
.pd-info-main h2 { font-size: 1.6rem; letter-spacing: -.02em; }
.pd-info-main h3 { font-size: 1.15rem; margin: 1.8rem 0 .8rem; }
.pd-info-main p { color: var(--muted); margin-top: .8rem; }
.pd-research { list-style: none; display: flex; flex-wrap: wrap; gap: .6rem; }
.pd-research li { background: var(--accent-soft); color: var(--accent); font-size: .85rem; font-weight: 600; padding: .4rem .9rem; border-radius: 999px; }
.pd-info-side { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.6rem; position: sticky; top: 90px; }
.pd-info-side h4 { font-size: .82rem; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); margin-bottom: 1rem; }
.pd-specs div { display: flex; justify-content: space-between; gap: 1rem; padding: .6rem 0; border-bottom: 1px solid var(--border); font-size: .88rem; }
.pd-specs div:last-child { border-bottom: none; }
.pd-specs dt { color: var(--muted); }
.pd-specs dd { font-weight: 600; text-align: right; font-family: var(--font-mono); font-size: .82rem; }

/* Fila de confianza bajo el botón de compra */
.pd-trust { list-style: none; margin-top: 1.2rem; display: grid; gap: .7rem; }
.pd-trust li { display: flex; align-items: center; gap: .7rem; font-size: .88rem; color: var(--ink); }
.pd-trust svg { color: var(--accent); flex-shrink: 0; }

/* Barra fija de compra (móvil) */
.pd-sticky {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 60;
  display: none; align-items: center; justify-content: space-between; gap: 1rem;
  padding: .8rem 1.1rem; padding-bottom: max(.8rem, env(safe-area-inset-bottom));
  background: var(--card); border-top: 1px solid var(--border);
  box-shadow: 0 -6px 24px rgba(29,32,38,.1);
  transform: translateY(100%); transition: transform .25s ease;
}
.pd-sticky.show { transform: translateY(0); }
.pd-sticky-info { display: flex; flex-direction: column; line-height: 1.2; }
.pd-sticky-info b { font-size: .92rem; }
.pd-sticky-info span { font-weight: 700; font-size: 1.05rem; }
.pd-sticky .btn { padding: .75rem 1.6rem; }

/* Modal COA */
.coa-backdrop { position: fixed; inset: 0; z-index: 95; background: rgba(29,32,38,.45); backdrop-filter: blur(2px); }
.coa-backdrop[hidden] { display: none; }
.coa-modal {
  position: fixed; z-index: 96; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: min(440px, 92vw); max-height: 90dvh; overflow-y: auto;
  background: var(--bg); border: 1px solid var(--border); border-radius: 18px;
  box-shadow: var(--shadow-pop);
}
.coa-modal[hidden] { display: none; }
.coa-modal-head { display: flex; align-items: center; justify-content: space-between; padding: 1.1rem 1.4rem; border-bottom: 1px solid var(--border); }
.coa-modal-head h3 { font-size: 1.1rem; letter-spacing: -.02em; }
.coa-sheet { padding: 1.4rem; }
.coa-sheet-head { display: flex; align-items: center; gap: .9rem; padding-bottom: 1.1rem; border-bottom: 1px solid var(--border); }
.coa-sheet-head b { display: block; font-size: 1.05rem; }
.coa-mark { width: 44px; height: 40px; border-radius: 10px; background: var(--ink); flex-shrink: 0; position: relative; }
.coa-mark::after { content: ""; position: absolute; inset: 22% 20%; background: #fff; -webkit-mask: url(assets/logo-mark.svg) center/contain no-repeat; mask: url(assets/logo-mark.svg) center/contain no-repeat; }
.coa-rows { margin: 1.1rem 0; }
.coa-rows div { display: flex; justify-content: space-between; gap: 1rem; padding: .6rem 0; border-bottom: 1px solid var(--border); font-size: .9rem; }
.coa-rows dt { color: var(--muted); }
.coa-rows dd { font-weight: 600; font-family: var(--font-mono); font-size: .82rem; }
.coa-note { font-size: .8rem; color: var(--muted); margin-bottom: 1.1rem; }
.coa-cta { width: 100%; justify-content: center; }

/* ---------- Testimonios ---------- */
.tsm-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
.tsm-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.8rem; box-shadow: var(--shadow-card); display: flex; flex-direction: column; }
.stars { color: #d9a919; display: inline-flex; gap: 1px; margin-bottom: 1rem; }
.tsm-card blockquote { font-size: .98rem; line-height: 1.55; color: var(--ink); flex: 1; }
.tsm-card figcaption { display: flex; align-items: center; gap: .7rem; margin-top: 1.3rem; padding-top: 1.1rem; border-top: 1px solid var(--border); }
.tsm-avatar { width: 40px; height: 40px; border-radius: 50%; background: var(--accent-soft); color: var(--ink); display: grid; place-items: center; font-weight: 700; flex-shrink: 0; }
.tsm-card figcaption b { display: block; font-size: .92rem; }
.tsm-role { color: var(--muted); font-size: .8rem; }
.tsm-proof { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; margin-top: 2rem; padding-top: 2rem; border-top: 1px solid var(--border); }
.tsm-proof div { text-align: center; }
.tsm-proof strong { display: block; font-size: 1.6rem; letter-spacing: -.02em; }
.tsm-proof span { color: var(--muted); font-size: .82rem; }

/* ---------- Mini-carrito: envío gratis + continuar ---------- */
.cart-ship-hint { font-size: .82rem; color: var(--muted); margin-bottom: .9rem; }
.cart-ship-hint b { color: var(--ink); }
.cart-ship-hint.ok { color: #1f9d6b; }
.cart-ship-hint.ok b { color: #1f9d6b; }
.cart-ship-track { display: block; height: 5px; border-radius: 999px; background: var(--border); margin-top: .45rem; overflow: hidden; }
.cart-ship-track i { display: block; height: 100%; background: var(--ink); border-radius: 999px; transition: width .3s ease; }
.cart-ship-hint.ok .cart-ship-track i { background: #23c188; }
.cart-continue-link { display: block; width: 100%; text-align: center; margin-top: .7rem; font-size: .85rem; font-weight: 600; color: var(--muted); }
.cart-continue-link:hover { color: var(--ink); }

/* ---------- Página de carrito ---------- */
.cartpage-grid { display: grid; grid-template-columns: 1.7fr 1fr; gap: 2.4rem; align-items: start; }
.cartpage-main { min-width: 0; }

/* Barra de envío gratis */
.ship-progress { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 1rem 1.2rem; margin-bottom: 1.2rem; }
.ship-progress-txt { font-size: .92rem; }
.ship-progress-txt b { color: var(--ink); }
.ship-progress.ok .ship-progress-txt { color: #1f9d6b; }
.ship-track { height: 7px; border-radius: 999px; background: var(--bg-soft); margin-top: .7rem; overflow: hidden; }
.ship-track i { display: block; height: 100%; background: var(--ink); border-radius: 999px; transition: width .35s ease; }
.ship-progress.ok .ship-track i { background: #23c188; }

/* Líneas del carrito */
.cartpage-items { border: 1px solid var(--border); border-radius: var(--radius); background: var(--card); overflow: hidden; }
.ci-row { display: flex; gap: 1.1rem; padding: 1.3rem; border-bottom: 1px solid var(--border); }
.ci-row:last-child { border-bottom: none; }
.ci-thumb { width: 84px; height: 96px; flex-shrink: 0; background: linear-gradient(180deg, #fff, var(--bg-soft)); border: 1px solid var(--border); border-radius: 10px; display: grid; place-items: center; overflow: hidden; }
.ci-thumb .vial { transform: scale(.62); }
.ci-body { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.ci-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; }
.ci-name { font-weight: 700; font-size: 1.02rem; letter-spacing: -.01em; color: var(--ink); }
.ci-name:hover { color: var(--accent); }
.ci-meta { display: flex; align-items: center; gap: .5rem; margin-top: .35rem; font-size: .82rem; color: var(--muted); }
.stock-low { color: #c2410c; font-weight: 600; }
.stock-ok { color: #1f9d6b; font-weight: 600; }
.ci-rm { color: var(--muted); padding: 4px; }
.ci-rm:hover { color: var(--danger); }
.ci-foot { display: flex; align-items: center; justify-content: space-between; margin-top: auto; padding-top: 1rem; }
.ci-price { text-align: right; }
.ci-price b { font-size: 1.05rem; }
.ci-price span { display: block; font-size: .76rem; color: var(--muted); }
.cartpage-continue { display: inline-block; margin-top: 1.3rem; font-weight: 600; font-size: .9rem; color: var(--accent); }
.cartpage-continue:hover { color: var(--ink); }

/* Resumen del pedido */
.cartpage-aside { position: sticky; top: 90px; display: flex; flex-direction: column; gap: 1.1rem; }
.summary-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.5rem; }
.summary-card h3 { font-size: 1.15rem; letter-spacing: -.02em; margin-bottom: 1.1rem; }
.coupon-row { display: flex; gap: .5rem; margin-bottom: .6rem; }
.coupon-row input { flex: 1; min-width: 0; padding: .7rem .9rem; font: inherit; font-size: .9rem; border: 1px solid var(--border); border-radius: 10px; background: var(--bg); color: var(--ink); }
.coupon-row input:focus { outline: none; border-color: var(--accent); }
.coupon-row .btn { padding: .7rem 1.1rem; }
.coupon-msg { font-size: .82rem; margin-bottom: .4rem; display: flex; align-items: center; gap: .4rem; }
.coupon-msg.ok { color: #1f9d6b; }
.coupon-msg.err { color: var(--danger); }
.coupon-msg button { color: inherit; font-weight: 700; margin-left: auto; }
.sum-rows { margin: 1rem 0; padding-top: 1rem; border-top: 1px solid var(--border); }
.sum-row { display: flex; justify-content: space-between; align-items: center; font-size: .92rem; padding: .38rem 0; color: var(--ink); }
.sum-row.disc { color: #1f9d6b; }
.sum-row .free { color: #1f9d6b; }
.sum-row.total { margin-top: .5rem; padding-top: .8rem; border-top: 1px solid var(--border); font-size: 1.05rem; }
.sum-row.total b { font-size: 1.35rem; letter-spacing: -.02em; }
.sum-eta { font-size: .78rem; color: var(--muted); padding: .1rem 0 .3rem; }

/* Métodos de pago por país */
.pay-methods { margin: .4rem 0 1rem; }
.pay-title { display: block; font-size: .78rem; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); margin-bottom: .6rem; }
.pay-opt {
  display: flex; align-items: center; gap: .65rem;
  border: 1px solid var(--border); border-radius: 10px; background: var(--bg);
  padding: .65rem .85rem; margin-bottom: .5rem;
  font-size: .9rem; font-weight: 600; cursor: pointer; transition: border-color .15s, background .15s;
}
.pay-opt:hover { border-color: var(--ink); }
.pay-opt:has(input:checked) { border-color: var(--cta); background: var(--accent-soft); }
.pay-opt input { accent-color: var(--cta); }

.sum-checkout { width: 100%; justify-content: center; font-size: 1rem; padding: 1rem; margin-top: .4rem; }
.sum-note { font-size: .78rem; color: var(--muted); text-align: center; margin-top: .7rem; }
.sum-trust { list-style: none; margin-top: 1.1rem; padding-top: 1.1rem; border-top: 1px solid var(--border); display: grid; gap: .55rem; }
.sum-trust li { display: flex; align-items: center; gap: .6rem; font-size: .84rem; color: var(--ink); }
.sum-trust svg { color: var(--accent); flex-shrink: 0; }

.guarantee-card { display: flex; gap: .9rem; align-items: flex-start; background: var(--bg-soft); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.2rem; }
.guarantee-mark { width: 40px; height: 36px; border-radius: 9px; background: var(--ink); flex-shrink: 0; position: relative; }
.guarantee-mark::after { content: ""; position: absolute; inset: 22% 20%; background: #fff; -webkit-mask: url(assets/logo-mark.svg) center/contain no-repeat; mask: url(assets/logo-mark.svg) center/contain no-repeat; }
.guarantee-card b { font-size: .92rem; }
.guarantee-card p { font-size: .82rem; color: var(--muted); margin-top: .25rem; }

/* Cross-sell + prueba social */
.cross-sell { margin-top: 3.5rem; }
.cart-social { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; margin-top: 3rem; padding-top: 2rem; border-top: 1px solid var(--border); }
.cart-social div { text-align: center; }
.cart-social strong { display: block; font-size: 1.5rem; letter-spacing: -.02em; }
.cart-social span { color: var(--muted); font-size: .82rem; }

/* Estado vacío */
.cart-empty-page { text-align: center; padding: 3rem 1rem 3.5rem; }
.cart-empty-page svg { color: var(--border); margin: 0 auto 1.2rem; }
.cart-empty-page h2 { font-size: 1.6rem; letter-spacing: -.02em; }
.cart-empty-page p { color: var(--muted); margin: .6rem auto 1.6rem; max-width: 420px; }

/* ============================================================
   Micro-interacciones / animaciones (motion.js)
   Todo se activa solo con .js-motion (sin JS o con reduced-motion, visible normal)
   ============================================================ */

/* Scroll reveal */
.js-motion .reveal { opacity: 0; transform: translateY(16px);
  transition: opacity .55s cubic-bezier(.22,.61,.36,1), transform .55s cubic-bezier(.22,.61,.36,1); }
.js-motion .reveal.in { opacity: 1; transform: none; }

/* Fly-to-cart */
.fly-dot { position: fixed; z-index: 130; width: 18px; height: 18px; margin: -9px 0 0 -9px;
  border-radius: 50%; background: var(--cta); box-shadow: 0 6px 16px rgba(29,32,38,.35);
  pointer-events: none;
  transition: transform .6s cubic-bezier(.5,-.3,.3,1), opacity .6s ease; }

/* Carrito: bounce + pop del contador */
.cart-btn.bounce { animation: cartBounce .5s ease; }
@keyframes cartBounce { 0%,100% { transform: none; } 30% { transform: translateY(-5px) scale(1.08); } 55% { transform: translateY(0) scale(.96); } }
.cart-count.pop { animation: countPop .42s ease; }
@keyframes countPop { 0% { transform: scale(1); } 40% { transform: scale(1.5); } 100% { transform: scale(1); } }

/* Botón "Added" (verde éxito, transitorio) */
.add-btn.added { background: #1f9d6b; color: #fff; transform: scale(1.15); }
.btn.added { background: #1f9d6b; }

/* Imágenes: fade-in + shimmer (skeleton) */
.product-media, .pd-media-main { position: relative; }
.js-motion .product-photo { opacity: 0; transition: opacity .5s ease; }
.js-motion .product-photo.loaded { opacity: 1; }
.js-motion .product-media:has(.product-photo:not(.loaded))::after,
.js-motion .pd-media-main:has(.product-photo:not(.loaded))::after {
  content: ""; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(100deg, transparent 25%, rgba(255,255,255,.5) 50%, transparent 75%);
  background-size: 200% 100%; animation: shimmer 1.3s infinite linear;
}
@keyframes shimmer { to { background-position: -200% 0; } }

/* Hover de tarjeta: zoom de foto/vial + escala del botón + */
.product-card .product-photo { transition: transform .45s cubic-bezier(.2,.6,.2,1), opacity .5s ease; }
.product-card:hover .product-photo { transform: scale(1.06); }
.product-media .vial { transition: transform .4s ease; }
.product-card:hover .product-media .vial { transform: scale(.78); }
.product-card:hover .add-btn { transform: scale(1.08); }

/* Precio de la ficha: pequeño "bump" al cambiar */
.pd-price.bump { animation: priceBump .35s ease; }
@keyframes priceBump { 0% { transform: scale(1); } 45% { transform: scale(1.08); } 100% { transform: scale(1); } }
.pd-price { display: inline-block; transform-origin: left center; }

/* Envío gratis: destello sutil al desbloquear */
.ship-progress.ok { animation: shipUnlock .9s ease; }
@keyframes shipUnlock { 0% { box-shadow: 0 0 0 0 rgba(35,193,136,0); } 30% { box-shadow: 0 0 0 4px rgba(35,193,136,.18); } 100% { box-shadow: 0 0 0 0 rgba(35,193,136,0); } }

/* CTA de WhatsApp con latido sutil */
.pulse-cta { animation: waPulse 2.6s ease-in-out infinite; }
@keyframes waPulse { 0%,100% { box-shadow: 0 0 0 0 rgba(29,32,38,0); } 50% { box-shadow: 0 0 0 8px rgba(29,32,38,.06); } }

@media (prefers-reduced-motion: reduce) {
  .fly-dot, .cart-btn.bounce, .cart-count.pop, .add-btn.added, .pd-price.bump,
  .ship-progress.ok, .pulse-cta, .js-motion .product-media::after, .js-motion .pd-media-main::after { animation: none !important; }
  .js-motion .product-photo { opacity: 1; }
}

/* ---------- Página de artículo (blog) ---------- */
.article-head { max-width: 760px; margin: 1.2rem 0 1.6rem; }
.article-head h1 { font-size: clamp(2rem, 4.2vw, 3.1rem); letter-spacing: -.03em; line-height: 1.1; margin-top: .6rem; }
.article-cover-wrap { margin-bottom: 2.6rem; }
/* Imagen destacada: infografía completa, sin recortar */
.article-figure { max-width: 840px; margin: 0 auto; }
.article-figure a { display: block; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; background: var(--card); transition: box-shadow .2s ease; }
.article-figure a:hover { box-shadow: var(--shadow-pop); }
.article-figure img { display: block; width: 100%; height: auto; }
.article-figure figcaption { margin-top: .7rem; font-size: .8rem; color: var(--muted); text-align: center; line-height: 1.5; }
.article-figure figcaption span { color: var(--accent); }

.article-layout { padding-bottom: 1rem; }
.article-body { max-width: 720px; }
.article-body .lead { font-size: 1.18rem; line-height: 1.6; color: var(--ink); margin-bottom: 1.8rem; }
.article-body h2 { font-size: 1.5rem; letter-spacing: -.02em; margin: 2.2rem 0 .8rem; }
.article-body p { color: #3a3f48; line-height: 1.75; margin-bottom: 1.1rem; }
.article-body ul, .article-body ol { margin: 0 0 1.2rem 1.2rem; color: #3a3f48; line-height: 1.7; }
.article-body li { margin-bottom: .45rem; padding-left: .2rem; }
.article-body a { color: var(--accent); text-decoration: underline; text-underline-offset: 2px; }
.article-body a:hover { color: var(--ink); }
.article-body .cite { font-size: .82rem; color: var(--muted); text-decoration: none; white-space: nowrap; }
.article-body .cite:hover { color: var(--accent); text-decoration: underline; }

.article-faq { margin-top: 2.6rem; }
.article-faq h2, .article-refs h2 { font-size: 1.4rem; letter-spacing: -.02em; margin-bottom: 1.1rem; }
.article-refs { margin-top: 2.4rem; }
.article-refs ul { list-style: none; margin: 0; display: grid; gap: .7rem; }
.article-refs li { font-size: .88rem; line-height: 1.5; }
.article-refs a { color: var(--muted); text-decoration: none; }
.article-refs a:hover { color: var(--accent); text-decoration: underline; }
.article-cta { margin-top: 2rem; padding: 1.3rem 1.5rem; background: var(--accent-soft); border: 1px solid var(--border); border-radius: var(--radius); font-size: 1rem; }
.article-cta a { color: var(--cta); font-weight: 700; }
.article-disclaimer { margin-top: 1.8rem; padding-top: 1.4rem; border-top: 1px solid var(--border); font-size: .8rem; color: var(--muted); line-height: 1.6; }

/* ---------- Estado agotado (out of stock) ---------- */
.oos-badge {
  position: absolute; top: 12px; left: 12px; z-index: 2;
  background: rgba(29,32,38,.85); color: #fff;
  font-size: .68rem; font-weight: 700; text-transform: uppercase; letter-spacing: .04em;
  padding: .32rem .65rem; border-radius: 999px;
}
.product-card.out .product-photo, .product-card.out .vial { opacity: .5; filter: grayscale(.25); }
.product-card.out:hover { transform: none; box-shadow: var(--shadow-card); }
.product-card.out:hover .product-photo { transform: none; }
.pd-badge.oos { background: #fdecec; color: var(--danger); border-color: #f6c9c9; font-weight: 700; }
.pd-add:disabled, #pdStickyAdd:disabled {
  background: var(--border); color: var(--muted); cursor: not-allowed; transform: none; box-shadow: none;
}
.pd-add:disabled:hover, #pdStickyAdd:disabled:hover { background: var(--border); transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { min-height: 340px; }
  .trust-grid, .process-grid { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr; gap: 2rem; }
  .process { padding: 3rem 1.8rem; }
  .nav { display: none; }
  .hide-sm { display: none; }
  .menu-btn { display: grid; }
  .catalog-layout { grid-template-columns: 1fr; }
  .catalog-sidebar { position: static; }
  .cat-list { flex-direction: row; flex-wrap: wrap; }
  .catalog-grid { grid-template-columns: repeat(2, 1fr); }
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
  .blog-feature-link { grid-template-columns: 1fr; }
  .blog-feature .blog-cover { min-height: 200px; }
  .pd-grid, .pd-info-grid { grid-template-columns: 1fr; gap: 2rem; }
  .pd-media, .pd-info-side { position: static; }
  .tsm-grid { grid-template-columns: 1fr; }
  .tsm-proof { grid-template-columns: repeat(2, 1fr); gap: 1.6rem 1rem; }
  .pd-sticky { display: flex; }
  .cartpage-grid { grid-template-columns: 1fr; gap: 1.6rem; }
  .cartpage-aside { position: static; }
}
@media (max-width: 540px) {
  .products-grid, .catalog-grid, .blog-grid { grid-template-columns: 1fr; }
  .gate-actions { grid-template-columns: 1fr; }
  /* En móvil, el header usa solo el isotipo (marca) */
  .header .logo .logo-full { display: none; }
  .header .logo .logo-icon { display: block; }
  .cart-social { grid-template-columns: repeat(2, 1fr); gap: 1.6rem 1rem; }
  /* Badges flotantes: en móvil se anclan sobre la imagen para no tapar el
     figcaption ("BPC-157 · 10 mg") del vial-card. */
  .badge-a { top: 6%; left: 2%; }
  .badge-b { top: 46%; bottom: auto; right: 2%; }
  /* Objetivo táctil más cómodo para el pulgar en el quick-add. */
  .add-btn { width: 40px; height: 40px; }
}

/* ---------- Checkout por correo (US · Zelle) ---------- */
.eco-form { display: grid; gap: .7rem; margin-top: .5rem; }
.eco-field { display: grid; gap: .3rem; }
.eco-field > span { font-size: .82rem; font-weight: 600; color: var(--ink); }
.eco-field > span em { font-style: normal; font-weight: 400; color: var(--muted); }
.eco-field input, .eco-field textarea {
  width: 100%; padding: .7rem .8rem; border: 1px solid var(--border); border-radius: 10px;
  font: inherit; color: var(--ink); background: var(--card); resize: vertical;
}
.eco-field input:focus, .eco-field textarea:focus { outline: none; border-color: var(--accent); }
.eco-msg { font-size: .85rem; line-height: 1.5; margin: .1rem 0 0; }
.eco-msg.err { color: var(--danger); }
.eco-msg a { color: inherit; text-decoration: underline; font-weight: 600; }
.eco-form .sum-checkout { margin-top: .2rem; }

.order-success { text-align: center; max-width: 520px; margin: 3rem auto; padding: 0 1rem; }
.order-success-mark {
  width: 58px; height: 58px; border-radius: 50%; margin: 0 auto 1.2rem;
  display: grid; place-items: center; font-size: 1.7rem; color: #fff; background: #1f9d6b;
}
.order-success h2 { margin-bottom: .6rem; }
.order-success p { color: var(--muted); line-height: 1.65; margin-bottom: 1rem; }
.order-success-sub { font-size: .85rem; }
.order-success .btn { margin-top: .8rem; }

/* ---------- Formulario de checkout (contacto + dirección, US y PA) ---------- */
.checkout-form { display: grid; gap: 1.2rem; margin-top: .3rem; }
.co-section { display: grid; gap: .55rem; }
.co-title { font-size: .8rem; font-weight: 700; letter-spacing: .01em; color: var(--ink); }
.co-field { display: grid; gap: .28rem; }
.co-field > span { font-size: .78rem; font-weight: 600; color: var(--ink); }
.co-field > span em { font-style: normal; font-weight: 400; color: var(--muted); }
.co-field input, .co-field textarea {
  width: 100%; padding: .62rem .75rem; border: 1px solid var(--border); border-radius: 10px;
  font: inherit; font-size: .92rem; color: var(--ink); background: var(--card); resize: vertical;
}
.co-field input:focus, .co-field textarea:focus { outline: none; border-color: var(--accent); }
.co-grid { display: grid; grid-template-columns: 1fr 1fr; gap: .55rem; }
.co-msg { font-size: .85rem; line-height: 1.5; margin: 0; color: var(--muted); }
.co-msg.err { color: var(--danger); }
.co-msg a { color: inherit; text-decoration: underline; font-weight: 600; }
.checkout-form .pay-methods { margin: 0; }
.checkout-form .sum-checkout { width: 100%; margin-top: .1rem; }
@media (max-width: 540px) {
  .co-grid { grid-template-columns: 1fr; }
}

/* ---------- Documento legal (privacidad / términos) ---------- */
.legal-doc { max-width: 760px; color: var(--ink); }
.legal-doc p { line-height: 1.7; margin: 0 0 1rem; color: var(--muted); }
.legal-doc p b { color: var(--ink); }
.legal-doc h2 { font-size: 1.15rem; margin: 2rem 0 .7rem; }
.legal-doc ul { margin: 0 0 1.2rem 1.1rem; padding: 0; }
.legal-doc li { line-height: 1.7; margin-bottom: .35rem; color: var(--muted); }
.legal-doc a { color: var(--accent); text-decoration: underline; }