/* =============================================================
   BETHANIA JEWELRY — styles.css
   Sistema: editorial minimalista de lujo (blanco / negro / gris / plata)
   ============================================================= */

/* =============================================================
   1. Tokens
   ============================================================= */
:root {
  /* Color — monocromo puro, sin acento de color */
  --bg:          #ffffff;
  --bg-2:        #f6f5f3;   /* alternancia de secciones, casi imperceptible */
  --surface:     #ffffff;
  --ink:         #15151a;   /* negro cálido, nunca #000 puro */
  --ink-soft:    #3c3c42;
  --ink-mute:    #7a7a82;
  --line:        rgba(21, 21, 26, 0.12);
  --line-soft:   rgba(21, 21, 26, 0.07);

  /* Plata — el único "acento" de la marca, usado con moderación */
  --silver:      #b9bec4;
  --silver-deep: #888e96;
  --silver-shine: linear-gradient(100deg, #c7ccd1 0%, #eef0f2 35%, #9aa0a7 60%, #d8dbde 100%);

  --cream:       #fbfaf8;   /* texto sobre fondos oscuros, si se usan */

  /* Tipografía */
  --font-display: 'Cormorant', Georgia, serif;
  --font-body:    'Inter', -apple-system, 'Segoe UI', sans-serif;

  /* Espaciado fluido */
  --space-1: clamp(0.5rem, 0.45rem + 0.25vw, 0.75rem);
  --space-2: clamp(0.75rem, 0.65rem + 0.5vw, 1.25rem);
  --space-3: clamp(1.25rem, 1rem + 1vw, 2rem);
  --space-4: clamp(2rem, 1.6rem + 1.8vw, 3.25rem);
  --space-5: clamp(3rem, 2.2rem + 3.5vw, 5.5rem);
  --space-6: clamp(4.5rem, 3.2rem + 5.5vw, 8.5rem);
  --space-7: clamp(6rem, 4.5rem + 7vw, 11rem);

  --container-w: 1320px;
  --gutter: clamp(1.25rem, 4vw, 3rem);

  /* Bordes y sombras — discretas, sin efectos glass ni neón */
  --radius-sm: 2px;
  --radius-md: 4px;
  --shadow-card: 0 1px 2px rgba(21,21,26,0.04), 0 12px 32px -16px rgba(21,21,26,0.18);
  --shadow-hover: 0 1px 2px rgba(21,21,26,0.05), 0 24px 48px -20px rgba(21,21,26,0.28);

  /* Easings */
  --ease-out:    cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in:     cubic-bezier(0.7, 0, 0.84, 0);
  --ease-soft:   cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* =============================================================
   2. Reset & base
   ============================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html {
  -webkit-text-size-adjust: 100%;
  tab-size: 2;
  scroll-behavior: smooth;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}
body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
  overscroll-behavior-y: none;
}
img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
a { color: inherit; text-decoration: none; }
p { text-wrap: pretty; }
h1, h2, h3, h4 { text-wrap: balance; line-height: 1.05; letter-spacing: -0.01em; font-family: var(--font-display); font-weight: 500; }
ul, ol { list-style: none; padding: 0; }
::selection { background: var(--ink); color: var(--cream); }

:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* =============================================================
   3. Utilidades
   ============================================================= */
.container {
  width: 100%;
  max-width: var(--container-w);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.skip-link {
  position: fixed; top: -100px; left: 1rem;
  padding: .7rem 1.2rem; background: var(--ink); color: var(--cream);
  z-index: 9999; border-radius: var(--radius-md); font-weight: 500;
  transition: top .3s var(--ease-out);
}
.skip-link:focus { top: 1rem; }

/* =============================================================
   4. Tipografía
   ============================================================= */
.kicker {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
h1 { font-size: clamp(2.4rem, 1.7rem + 3vw, 5rem); }
h2 { font-size: clamp(1.9rem, 1.5rem + 1.8vw, 3.1rem); }
h3 { font-size: clamp(1.3rem, 1.1rem + 0.8vw, 1.8rem); }
em { font-style: italic; }
.lede {
  font-size: clamp(1.05rem, 1rem + 0.3vw, 1.25rem);
  color: var(--ink-soft);
  max-width: 62ch;
  line-height: 1.55;
}

/* =============================================================
   5. Componentes
   ============================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.9rem 1.9rem;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  transition: background-color .4s var(--ease-out), color .4s var(--ease-out), border-color .4s var(--ease-out);
}
.btn-primary {
  background: var(--ink);
  color: var(--cream);
  border: 1px solid var(--ink);
}
.btn-primary:hover { background: var(--ink-soft); border-color: var(--ink-soft); }
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}
.btn-ghost:hover { border-color: var(--ink); }

.card {
  background: var(--surface);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  transition: box-shadow .5s var(--ease-out), transform .5s var(--ease-out);
}
.card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }

/* =============================================================
   6. Secciones
   ============================================================= */

/* --- Cursor personalizado --- */
.cursor { position: fixed; top: 0; left: 0; z-index: 9998; pointer-events: none; opacity: 0; transition: opacity .3s var(--ease-out); }
.cursor.is-ready { opacity: 1; }
.cursor-ring {
  position: fixed; top: 0; left: 0;
  width: 28px; height: 28px; margin: -14px 0 0 -14px;
  border: 1px solid var(--ink);
  border-radius: 50%;
  transition: transform .18s var(--ease-out), width .25s var(--ease-out), height .25s var(--ease-out), opacity .25s var(--ease-out);
}
.cursor-ring.is-hover { width: 52px; height: 52px; margin: -26px 0 0 -26px; background: rgba(21,21,26,0.04); }
@media (hover: none), (pointer: coarse) { .cursor { display: none; } }

/* --- Header --- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 500;
  padding-block: var(--space-2);
  background: transparent;
  color: var(--cream);
  transition: background-color .5s var(--ease-out), box-shadow .5s var(--ease-out), padding .4s var(--ease-out), color .4s var(--ease-out);
}
.site-header::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 160%;
  background: linear-gradient(180deg, rgba(21,21,26,0.45) 0%, transparent 100%);
  z-index: -1; pointer-events: none;
  transition: opacity .5s var(--ease-out);
}
.site-header.is-scrolled {
  background: rgba(255,255,255,0.88);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 1px 0 var(--line);
  padding-block: var(--space-1);
  color: var(--ink);
}
.site-header.is-scrolled::before { opacity: 0; }
.site-header-inner { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); }
.brand-mark { display: flex; align-items: center; font-family: var(--font-display); font-size: 1.4rem; letter-spacing: 0.01em; }
.brand-mark em { font-style: italic; opacity: 0.75; }
.brand-logo {
  height: clamp(36px, 4vw, 50px); width: auto;
  filter: brightness(0) invert(1); /* silhouette blanco sobre el hero */
  transition: filter .4s var(--ease-out);
}
.site-header.is-scrolled .brand-logo { filter: none; } /* color real del logo sobre fondo claro */
.brand-mark-text { display: none; }
.brand-mark.logo-missing .brand-logo { display: none; }
.brand-mark.logo-missing .brand-mark-text { display: inline; }
.main-nav {
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: var(--space-3);
  position: fixed; inset: 0; z-index: 400;
  background: var(--bg); color: var(--ink);
  font-family: var(--font-display); font-size: 1.6rem; letter-spacing: 0;
  opacity: 0; transform: translateY(-16px); pointer-events: none;
  transition: opacity .4s var(--ease-out), transform .4s var(--ease-out);
}
.site-header.nav-open .main-nav { opacity: 1; transform: translateY(0); pointer-events: auto; }
.main-nav a { position: relative; padding-block: 0.3rem; }
.main-nav a::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: 0; height: 1px; background: currentColor;
  transition: right .4s var(--ease-out);
}
.main-nav a:hover::after { right: 0; }
.header-actions { display: flex; align-items: center; gap: var(--space-2); font-size: 0.85rem; }
.icon-link { display: inline-flex; align-items: center; gap: 0.3rem; }
.nav-toggle { position: relative; z-index: 401; display: flex; flex-direction: column; justify-content: center; gap: 5px; width: 26px; height: 26px; }
.nav-toggle span { display: block; height: 1px; background: currentColor; transition: transform .35s var(--ease-out), opacity .2s, background-color .3s; }
.site-header.nav-open .nav-toggle { color: var(--ink); }
.site-header.nav-open .nav-toggle span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.site-header.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
.site-header.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
@media (min-width: 960px) {
  .main-nav {
    position: static; inset: auto; z-index: auto; display: flex; flex-direction: row;
    background: none; color: inherit; opacity: 1; transform: none; pointer-events: auto;
    font-family: var(--font-body); font-size: 0.85rem; gap: var(--space-3);
  }
  .nav-toggle { display: none; }
}

/* --- Hero --- */
.hero { position: relative; min-height: 100svh; display: flex; align-items: flex-end; overflow: clip; }
.hero-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 62% 55%; }
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(21,21,26,0.15) 0%, rgba(21,21,26,0.05) 40%, rgba(21,21,26,0.55) 100%);
}
.hero-content { position: relative; color: var(--cream); padding-bottom: var(--space-6); }
.hero-kicker { color: rgba(251,250,248,0.85); }
.hero-title { color: var(--cream); max-width: 16ch; margin-block: var(--space-2); }
.hero-lede { color: rgba(251,250,248,0.9); max-width: 46ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: var(--space-2); margin-top: var(--space-3); }
.hero .btn-ghost { color: var(--cream); border-color: rgba(251,250,248,0.5); }
.hero .btn-ghost:hover { border-color: var(--cream); }
.hero-scroll-cue { position: absolute; bottom: var(--space-2); left: 50%; transform: translateX(-50%); }
.hero-scroll-cue span { display: block; width: 1px; height: 40px; background: rgba(251,250,248,0.6); animation: scrollCue 2.2s var(--ease-soft) infinite; }
@keyframes scrollCue { 0% { transform: scaleY(0); transform-origin: top; } 50% { transform: scaleY(1); transform-origin: top; } 50.01% { transform-origin: bottom; } 100% { transform: scaleY(0); transform-origin: bottom; } }

/* --- Manifesto / historia --- */
.manifesto { padding-block: var(--space-6); }
.manifesto-grid { display: grid; grid-template-columns: 1fr; gap: var(--space-3); }
.manifesto-num { font-family: var(--font-display); font-size: clamp(3rem, 8vw, 6rem); color: var(--line); line-height: 1; }
.manifesto-text .kicker { margin-bottom: var(--space-2); }
.text-link { display: inline-block; margin-top: var(--space-2); font-size: 0.9rem; border-bottom: 1px solid var(--ink); padding-bottom: 2px; }
@media (min-width: 960px) {
  .manifesto-grid { grid-template-columns: 0.3fr 0.7fr; align-items: start; }
}

/* --- Colecciones / bento --- */
.collections { padding-block: var(--space-6); background: var(--bg-2); }
.section-head { margin-bottom: var(--space-4); max-width: 46ch; }
.section-head h2 { margin-top: var(--space-1); }
.bento-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-2); }
.bento-card {
  position: relative; display: block; aspect-ratio: 3/4; overflow: hidden; border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
}
.bento-card--lg { grid-column: span 2; aspect-ratio: 16/9; }
.bento-card img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease-out), filter .8s var(--ease-out); }
.bento-card:hover img { transform: scale(1.06); filter: saturate(1.05); }
.bento-label {
  position: absolute; left: var(--space-2); bottom: var(--space-2);
  font-family: var(--font-display); font-style: italic; font-size: 1.3rem; color: var(--cream);
}
.bento-card::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(21,21,26,0.55) 100%);
}
@media (min-width: 720px) {
  .bento-grid { grid-template-columns: repeat(4, 1fr); }
  .bento-card--lg { grid-column: span 2; grid-row: span 2; aspect-ratio: auto; }
}

/* --- Marquee --- */
.marquee { overflow: hidden; border-block: 1px solid var(--line); padding-block: var(--space-2); }
.marquee-track {
  display: flex; gap: 1.2rem; width: max-content;
  font-family: var(--font-display); font-style: italic; font-size: clamp(1.1rem, 2vw, 1.6rem); color: var(--ink-soft);
  animation: marqueeScroll 26s linear infinite;
}
@keyframes marqueeScroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* --- Productos destacados / carrusel --- */
.featured-products { padding-block: var(--space-6); }
.product-carousel {
  display: flex; gap: var(--space-2);
  overflow-x: auto; overflow-y: visible;
  scroll-snap-type: x mandatory;
  padding-inline: var(--gutter); padding-block: var(--space-1) var(--space-3);
  scrollbar-width: thin;
}
.product-carousel .product-card { flex: 0 0 auto; width: min(78vw, 320px); scroll-snap-align: start; }
.product-card-img { display: block; aspect-ratio: 4/5; overflow: hidden; border-radius: var(--radius-md); box-shadow: var(--shadow-card); }
.product-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s var(--ease-out); }
.product-card:hover .product-card-img img { transform: scale(1.05); }
.product-card h3 { font-size: 1.15rem; margin-top: var(--space-2); }
.product-price { color: var(--ink-mute); margin-top: 0.25rem; }

/* --- Modelos humanos --- */
.models { padding-block: var(--space-6); background: var(--bg-2); }
.models-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-2); margin-top: var(--space-4); }
.models-grid img { width: 100%; aspect-ratio: 3/4; object-fit: cover; border-radius: var(--radius-md); box-shadow: var(--shadow-card); transition: transform .7s var(--ease-out); }
.models-grid button { display: block; width: 100%; padding: 0; cursor: zoom-in; }
.models-grid button:hover img { transform: scale(1.03); }
@media (min-width: 720px) { .models-grid { grid-template-columns: repeat(3, 1fr); } }

/* --- Lightbox --- */
.lightbox {
  position: fixed; inset: 0; z-index: 2000;
  display: flex; align-items: center; justify-content: center; padding: var(--space-3);
  background: rgba(10, 10, 12, 0.94);
  opacity: 0; pointer-events: none;
  transition: opacity .35s var(--ease-out);
}
.lightbox.is-open { opacity: 1; pointer-events: auto; }
.lightbox-img {
  max-width: min(94vw, 1100px); max-height: 88vh; width: auto; height: auto;
  object-fit: contain; border-radius: var(--radius-sm);
  box-shadow: 0 24px 64px -16px rgba(0,0,0,0.6);
  opacity: 0; transform: scale(0.97); transition: opacity .35s var(--ease-out), transform .35s var(--ease-out);
}
.lightbox.is-open .lightbox-img { opacity: 1; transform: scale(1); }
.lightbox-close {
  position: fixed; top: var(--space-2); right: var(--space-2); z-index: 2001;
  width: 44px; height: 44px; display: flex; align-items: center; justify-content: center;
  border-radius: 50%; background: rgba(251,250,248,0.12); color: var(--cream); font-size: 1.4rem;
  transition: background-color .3s var(--ease-out);
}
.lightbox-close:hover { background: rgba(251,250,248,0.22); }

/* --- Beneficios --- */
.benefits { padding-block: var(--space-6); border-block: 1px solid var(--line); }
.benefits-grid { display: grid; grid-template-columns: 1fr; gap: var(--space-4); }
.benefit-num { font-family: var(--font-display); color: var(--silver-deep); font-size: 1.1rem; margin-bottom: 0.4rem; }
.benefit h3 { margin-bottom: 0.5rem; }
.benefit p { color: var(--ink-mute); max-width: 32ch; }
@media (min-width: 720px) { .benefits-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1280px) { .benefits-grid { grid-template-columns: repeat(4, 1fr); } }

/* --- Proceso artesanal teaser --- */
.process-teaser { padding-block: var(--space-6); background: var(--bg-2); }
.process-teaser--alt { background: var(--bg); }
.process-teaser .process-text h2 { margin-block: 0.6rem 1rem; }
.process-grid { display: grid; grid-template-columns: 1fr; gap: var(--space-3); align-items: center; }
.process-grid img { border-radius: var(--radius-md); aspect-ratio: 4/3; object-fit: cover; }
@media (min-width: 960px) { .process-grid { grid-template-columns: 1fr 1fr; gap: var(--space-4); } }

/* --- Testimonios --- */
.testimonials { padding-block: var(--space-6); }
.testimonial-grid { display: grid; grid-template-columns: 1fr; gap: var(--space-3); align-items: center; }
.testimonial-grid img { border-radius: var(--radius-md); aspect-ratio: 4/5; object-fit: cover; }
.testimonial-content blockquote p { font-family: var(--font-display); font-style: italic; font-size: clamp(1.3rem, 2vw, 1.8rem); line-height: 1.4; margin-block: var(--space-2); }
.testimonial-author { color: var(--ink-mute); font-size: 0.9rem; }
.testimonial-dots { display: flex; gap: 0.5rem; margin-top: var(--space-2); }
.testimonial-dots button { width: 8px; height: 8px; border-radius: 50%; background: var(--line); }
.testimonial-dots button.is-active { background: var(--ink); }
@media (min-width: 960px) { .testimonial-grid { grid-template-columns: 0.9fr 1.1fr; gap: var(--space-5); } }

/* --- Instagram --- */
.instagram-strip { padding-block: var(--space-6); }
.instagram-strip h2 a { font-family: var(--font-display); font-style: italic; }
.instagram-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2px; margin-top: var(--space-3); }
.instagram-grid img { aspect-ratio: 1/1; object-fit: cover; filter: grayscale(0.15); transition: filter .5s var(--ease-out), transform .6s var(--ease-out); }
.instagram-grid img:hover { filter: grayscale(0); transform: scale(1.03); }
@media (min-width: 720px) { .instagram-grid { grid-template-columns: repeat(6, 1fr); } }

/* --- Edición Especial (merch) — única sección con acento dorado/navy, a pedido de Santi --- */
.merch-section {
  --merch-navy: #1c2a4a;
  --merch-gold: #b8934a;
  padding-block: var(--space-6);
  background: var(--cream);
  color: var(--merch-navy);
  text-align: center;
}
.merch-section .kicker { color: var(--merch-gold); letter-spacing: 0.2em; }
.merch-section h2 { color: var(--merch-navy); margin-block: 0.6rem 1rem; }
.merch-section .lede { color: var(--merch-navy); opacity: 0.8; max-width: 52ch; margin-inline: auto; }
.merch-product { max-width: 480px; margin: var(--space-4) auto 0; }
.merch-trust { margin-top: var(--space-2); font-size: 0.82rem; letter-spacing: 0.03em; color: var(--merch-navy); opacity: 0.7; }

/* --- Video del proceso --- */
.video-section { padding-block: var(--space-6); background: var(--bg-2); }
.video-embed { position: relative; aspect-ratio: 16/9; border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-card); margin-top: var(--space-4); }
.video-embed iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }

/* --- Newsletter --- */
.newsletter { padding-block: var(--space-6); background: var(--ink); color: var(--cream); text-align: center; }
.newsletter h2 { color: var(--cream); max-width: 20ch; margin-inline: auto; }
.newsletter-form { display: flex; flex-direction: column; gap: var(--space-1); max-width: 420px; margin: var(--space-3) auto 0; }
.newsletter-form input {
  padding: 0.9rem 1.1rem; border: 1px solid rgba(251,250,248,0.3); background: transparent; color: var(--cream);
  border-radius: var(--radius-sm); font-size: 0.95rem;
}
.newsletter-form input::placeholder { color: rgba(251,250,248,0.55); }
.newsletter-form .btn-primary { background: var(--cream); color: var(--ink); border-color: var(--cream); }
.newsletter-form .btn-primary:hover { background: var(--silver); border-color: var(--silver); }
.newsletter-note { margin-top: var(--space-1); font-size: 0.85rem; color: rgba(251,250,248,0.75); min-height: 1.2em; }
@media (min-width: 640px) { .newsletter-form { flex-direction: row; } .newsletter-form input { flex: 1; } }

/* --- Categorías (páginas de colección) --- */
.category-hero { position: relative; height: 56vh; min-height: 340px; display: flex; align-items: flex-end; overflow: clip; }
.category-hero--sm { height: 42vh; min-height: 280px; }
.category-hero-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.category-hero-overlay { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(21,21,26,0.25) 0%, rgba(21,21,26,0.15) 40%, rgba(21,21,26,0.6) 100%); }
.category-hero-content { position: relative; color: var(--cream); padding-bottom: var(--space-4); }
.category-hero-content .kicker { color: rgba(251,250,248,0.85); }
.category-hero-content h1 { color: var(--cream); margin-top: 0.4rem; }
.category-listing { padding-block: var(--space-5) var(--space-6); }
.category-intro { margin-bottom: var(--space-4); }
.category-intro span { color: var(--ink-mute); font-size: 0.85rem; }

/* --- Grilla de productos --- */
.product-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-3) var(--space-2); }
@media (min-width: 720px) { .product-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1100px) { .product-grid { grid-template-columns: repeat(4, 1fr); } }

.product-card-img { position: relative; }
.fav-toggle {
  position: absolute; top: 0.7rem; right: 0.7rem; z-index: 2;
  width: 34px; height: 34px; border-radius: 50%;
  background: rgba(255,255,255,0.85); backdrop-filter: blur(4px);
  font-size: 1.1rem; color: var(--ink);
  transition: transform .3s var(--ease-out), background-color .3s var(--ease-out);
}
.fav-toggle:hover { transform: scale(1.08); }
.fav-toggle.is-active { color: #a33; }
.product-price--consult { font-size: 0.82rem; letter-spacing: 0.02em; }

/* --- Ficha de producto --- */
.product-page { padding-top: 6.5rem; }
.product-detail-grid { display: grid; grid-template-columns: 1fr; gap: var(--space-4); padding-bottom: var(--space-5); }
.product-gallery-main { position: relative; aspect-ratio: 4/5; overflow: hidden; border-radius: var(--radius-md); cursor: zoom-in; background: var(--bg-2); }
.product-gallery-main img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s var(--ease-out); }
.product-gallery-main:hover img { transform: scale(1.7); }
.product-gallery-hint { margin-top: 0.6rem; font-size: 0.8rem; color: var(--ink-mute); text-align: center; }
.product-info h1 { margin-top: 0.4rem; }
.product-info .product-price--consult { margin: 0.8rem 0 1.2rem; font-size: 0.95rem; color: var(--ink-soft); letter-spacing: 0.02em; }
.product-specs { margin-top: var(--space-3); display: flex; flex-direction: column; gap: 0.9rem; border-top: 1px solid var(--line); padding-top: var(--space-2); }
.product-specs > div { display: grid; grid-template-columns: 110px 1fr; gap: var(--space-2); }
.product-specs dt { font-size: 0.78rem; letter-spacing: 0.05em; text-transform: uppercase; color: var(--ink-mute); }
.product-specs dd { color: var(--ink-soft); font-size: 0.92rem; }
.product-actions { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-1); margin-top: var(--space-3); }
.btn-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 46px; height: 46px; border: 1px solid var(--line); border-radius: 50%; font-size: 1.2rem;
  transition: border-color .3s var(--ease-out), color .3s var(--ease-out);
}
.btn-icon:hover, .btn-icon.is-active { border-color: var(--ink); color: #a33; }
.related-products { padding-bottom: var(--space-6); }
.related-products .kicker { margin-bottom: var(--space-2); }
.product-not-found { padding-top: 8rem; padding-bottom: var(--space-6); max-width: 46ch; }
.product-not-found h1 { margin-block: 0.6rem 1rem; }
@media (min-width: 900px) {
  .product-detail-grid { grid-template-columns: 1.1fr 0.9fr; gap: var(--space-5); align-items: start; }
  .product-gallery { position: sticky; top: 7rem; }
}

/* --- Blog --- */
.blog-listing { padding-block: var(--space-5) var(--space-6); }
.blog-grid { display: grid; grid-template-columns: 1fr; gap: var(--space-4); margin-top: var(--space-4); }
.blog-card-img { display: block; aspect-ratio: 4/3; overflow: hidden; border-radius: var(--radius-md); box-shadow: var(--shadow-card); }
.blog-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s var(--ease-out); }
.blog-card:hover .blog-card-img img { transform: scale(1.05); }
.blog-card-meta { display: flex; gap: var(--space-1); align-items: center; margin-top: var(--space-2); font-size: 0.78rem; letter-spacing: 0.04em; text-transform: uppercase; color: var(--ink-mute); }
.blog-card h2 { font-size: clamp(1.3rem, 1.1rem + 0.7vw, 1.7rem); margin-top: 0.5rem; }
.blog-card p { color: var(--ink-soft); margin-top: 0.5rem; max-width: 60ch; }
@media (min-width: 860px) { .blog-grid { grid-template-columns: repeat(3, 1fr); } .blog-card p { max-width: none; } }

/* --- Artículo de blog --- */
.article-page { padding-top: 6.5rem; padding-bottom: var(--space-6); }
.article-header { max-width: 68ch; margin-inline: auto; padding-bottom: var(--space-3); }
.article-header .kicker { margin-bottom: 0.6rem; }
.article-header h1 { margin-block: 0.5rem 1rem; }
.article-cover { aspect-ratio: 16/9; overflow: hidden; border-radius: var(--radius-md); margin-bottom: var(--space-4); }
.article-cover img { width: 100%; height: 100%; object-fit: cover; }
.article-body { max-width: 68ch; margin-inline: auto; }
.article-body p { color: var(--ink-soft); margin-bottom: 1.2em; font-size: 1.05rem; }
.article-body h2 { font-size: clamp(1.4rem, 1.2rem + 0.8vw, 1.9rem); margin: 1.8em 0 0.6em; }
.article-body ul { list-style: disc; padding-left: 1.4em; margin-bottom: 1.2em; }
.article-body img { width: 100%; border-radius: var(--radius-md); aspect-ratio: 3/2; object-fit: cover; margin: 0.5em 0 1.4em; }
.article-body li { color: var(--ink-soft); margin-bottom: 0.5em; }
.article-footer { max-width: 68ch; margin: var(--space-4) auto 0; padding-top: var(--space-3); border-top: 1px solid var(--line); }

/* --- Contacto --- */
.contact-section { padding-block: var(--space-5) var(--space-6); }
.contact-grid { display: grid; grid-template-columns: 1fr; gap: var(--space-4); }
.contact-info-list { display: flex; flex-direction: column; gap: var(--space-2); margin-top: var(--space-3); }
.contact-info-item { display: flex; flex-direction: column; gap: 0.2rem; }
.contact-info-item .kicker { color: var(--ink-mute); }
.contact-info-item a, .contact-info-item span { font-size: 1.05rem; }
.contact-info-item a:hover { text-decoration: underline; text-underline-offset: 3px; }
.contact-form { display: flex; flex-direction: column; gap: var(--space-2); }
.contact-form label { display: block; font-size: 0.8rem; letter-spacing: 0.05em; text-transform: uppercase; color: var(--ink-mute); margin-bottom: 0.4rem; }
.contact-form input, .contact-form textarea {
  width: 100%; padding: 0.85rem 1rem; border: 1px solid var(--line); border-radius: var(--radius-sm);
  font: inherit; font-size: 0.95rem; color: var(--ink); background: var(--surface);
  transition: border-color .3s var(--ease-out);
}
.contact-form input:focus, .contact-form textarea:focus { border-color: var(--ink); }
.contact-form textarea { resize: vertical; min-height: 130px; }
.contact-form-note { margin-top: 0.6rem; font-size: 0.85rem; color: var(--ink-mute); min-height: 1.2em; }
@media (min-width: 900px) { .contact-grid { grid-template-columns: 0.8fr 1.2fr; gap: var(--space-5); align-items: start; } }

/* --- FAQ --- */
.faq-section { padding-block: var(--space-5) var(--space-6); }
.faq-group { margin-top: var(--space-4); }
.faq-group-title { font-size: 0.9rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-mute); margin-bottom: var(--space-1); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item summary {
  display: flex; align-items: center; justify-content: space-between; gap: var(--space-2);
  padding-block: 1.2rem; cursor: pointer; list-style: none;
  font-family: var(--font-display); font-size: 1.15rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; font-size: 1.4rem; color: var(--ink-mute); transition: transform .3s var(--ease-out); flex-shrink: 0; }
.faq-item[open] summary::after { content: "–"; }
.faq-item p { color: var(--ink-soft); padding-bottom: 1.3rem; max-width: 65ch; }

/* --- Footer --- */
.site-footer { padding-block: var(--space-5) var(--space-3); border-top: 1px solid var(--line); }
.footer-grid { display: grid; grid-template-columns: 1fr; gap: var(--space-3); }
.footer-brand p:nth-of-type(2) { color: var(--ink-mute); margin-top: 0.6rem; max-width: 32ch; }
.footer-contact { margin-top: 0.9rem; font-size: 0.88rem; line-height: 1.7; }
.footer-contact a { text-decoration: underline; text-underline-offset: 2px; }
.footer-contact a:hover { color: var(--ink); }
.footer-heading { font-size: 0.8rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-mute); margin-bottom: 0.8rem; }
.footer-col { display: flex; flex-direction: column; gap: 0.6rem; font-size: 0.92rem; }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--space-1); margin-top: var(--space-4); padding-top: var(--space-2); border-top: 1px solid var(--line); font-size: 0.8rem; color: var(--ink-mute); }
.footer-credits a { text-decoration: underline; }
.social-links { display: flex; gap: var(--space-1); order: 3; }
.social-links a { display: inline-flex; align-items: center; justify-content: center; width: 34px; height: 34px; border: 1px solid var(--line); border-radius: 50%; transition: border-color .3s var(--ease-out), color .3s var(--ease-out); }
.social-links a:hover { border-color: var(--ink); color: var(--ink); }
@media (min-width: 720px) { .footer-bottom { flex-wrap: nowrap; } }
@media (min-width: 720px) { .footer-grid { grid-template-columns: 1.4fr 1fr 1fr 1fr; } }

/* =============================================================
   7. Efectos
   ============================================================= */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .9s var(--ease-out), transform .9s var(--ease-out);
}
.reveal.is-visible { opacity: 1; transform: none; }
.reveal[data-split] { opacity: 1; transform: none; } /* defensivo — ver gotcha A.4.5 */

/* =============================================================
   8. Responsive
   ============================================================= */
@media (min-width: 540px)  { }
@media (min-width: 720px)  { }
@media (min-width: 960px)  { }
@media (min-width: 1280px) { }
@media (min-width: 1600px) { }

/* =============================================================
   9. Reduced motion — solo lo intrusivo
   ============================================================= */
@media (prefers-reduced-motion: reduce) {
  .marquee-track { animation: none; }
}