/* ═══════════════════════════════════════════════════════════════
   LATIDOS DE AMATISTA — Sistema de Diseño
   styles.css · v1.0
   ─────────────────────────────────────────────────────────────
   Tabla de contenidos:
   0.  Fuentes tipográficas (Google Fonts)
   1.  Tokens de diseño (custom properties)
   2.  Reset + base
   3.  Sistema tipográfico
   4.  Etiquetas de sección
   5.  Layout de sección
   6.  Componente: Nav
   7.  Sección: Hero (§1)
   8.  Sección: Interstitial (§1½)
   9.  Sección: Colección (§2)
   10. Sección: El Proceso (§3)
   11. Sección: Filosofía (§4)
   12. Sección: Testimonios (§5)
   13. Sección: Disponibilidad + CTA (§6)
   14. Sección: Footer (§7)
   15. Sistema de scroll reveal
   16. Keyframes
   17. Diseño responsivo
═══════════════════════════════════════════════════════════════ */


/* ──────────────────────────────────────────────────────────────
   0. FUENTES
────────────────────────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;1,300;1,400;1,500&family=EB+Garamond:ital,wght@0,400;0,500;1,400;1,500&family=Space+Mono:ital,wght@0,400;1,400&display=swap');


/* ──────────────────────────────────────────────────────────────
   1. TOKENS DE DISEÑO
────────────────────────────────────────────────────────────── */
:root {
  /* Fondo y superficies */
  --clr-bg:           #0c0a10;
  --clr-bg-deep:      #060409;
  --clr-surface-1:    #111018;
  --clr-surface-2:    #19162080;
  --clr-surface-3:    #221e2c;

  /* Espectro amatista */
  --clr-amethyst:     #7c599e;
  --clr-amethyst-lt:  #a689c4;
  --clr-amethyst-xl:  #d2c6e6;
  --clr-amethyst-dk:  #4d3266;
  --clr-amethyst-glow:    rgba(124, 89, 158, 0.07);
  --clr-amethyst-border: rgba(124, 89, 158, 0.32);

  /* Oro viejo */
  --clr-gold:         #c9a96e;
  --clr-gold-muted:   #bfa283;
  --clr-gold-glow:    rgba(201, 169, 110, 0.12);

  /* Texto */
  --clr-text-prim:    #ede5d8;
  --clr-text-sec:     #a8998a;
  --clr-text-muted:   #6a5e58;
  --clr-text-ghost:   #3d3530;

  /* Estado */
  --clr-available:    #7aad7a;
  --clr-available-glow: rgba(122, 173, 122, 0.5);
  --clr-taken:        #906060;

  /* Bordes */
  --clr-border:       rgba(255, 255, 255, 0.055);
  --clr-border-hover: rgba(139, 92, 186, 0.32);
  --clr-border-gold:  rgba(201, 169, 110, 0.18);

  /* Tipografía */
  --ff-serif:   'Cormorant Garamond', 'EB Garamond', Georgia, serif;
  --ff-body:    'EB Garamond', Georgia, serif;
  --ff-mono:    'Space Mono', 'Courier New', monospace;

  /* Espaciado */
  --sp-xs:    8px;
  --sp-sm:   16px;
  --sp-md:   32px;
  --sp-lg:   64px;
  --sp-xl:  120px;

  /* Transiciones */
  --tr-fast:  0.2s ease;
  --tr-mid:   0.4s ease;
  --tr-slow:  0.75s cubic-bezier(0.16, 1, 0.3, 1);

  /* Layout */
  --section-pad:     clamp(64px, 10vw, 128px);
  --section-max:     1200px;
  --section-gutter:  clamp(24px, 5vw, 80px);
}


/* ──────────────────────────────────────────────────────────────
   2. RESET + BASE
────────────────────────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  background-color: var(--clr-bg);
  color: var(--clr-text-prim);
  font-family: var(--ff-body);
  font-size: 18px;
  line-height: 1.7;
  overflow-x: hidden;
}

body.loading {
  overflow: hidden;
}

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

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

button {
  cursor: pointer;
  font: inherit;
  border: none;
  background: none;
}

::selection {
  background: var(--clr-amethyst-dk);
  color: var(--clr-text-prim);
}


/* ──────────────────────────────────────────────────────────────
   3. SISTEMA TIPOGRÁFICO
────────────────────────────────────────────────────────────── */

/* Clase auxiliar para texto display (héroe, títulos grandes) */
.t-display {
  font-family: var(--ff-serif);
  font-weight: 300;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  line-height: 1.08;
}

/* Clase auxiliar para cuerpo de texto */
.t-body {
  font-family: var(--ff-body);
  font-size: 16px;
  line-height: 1.75;
}

/* Clase auxiliar para texto monoespaciado (etiquetas, metadatos) */
.t-mono {
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}


/* ──────────────────────────────────────────────────────────────
   4. ETIQUETA DE SECCIÓN
────────────────────────────────────────────────────────────── */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--clr-amethyst-lt);
  margin-bottom: 18px;
}

.section-label::before {
  content: '';
  display: inline-block;
  width: 14px;
  height: 1px;
  background: var(--clr-amethyst);
  flex-shrink: 0;
}

/* Variante centrada — elimina la línea decorativa izquierda */
.section-header--centered .section-label {
  display: block;
  padding: 0;
}
.section-header--centered .section-label::before {
  display: none;
}


/* ──────────────────────────────────────────────────────────────
   5. LAYOUT DE SECCIÓN
────────────────────────────────────────────────────────────── */
.section-inner {
  max-width: var(--section-max);
  margin: 0 auto;
  padding: var(--section-pad) var(--section-gutter);
}

.section-header {
  margin-bottom: clamp(36px, 5vw, 60px);
}

.section-header--centered {
  text-align: center;
}

.section-title {
  font-family: var(--ff-serif);
  font-size: clamp(28px, 3.8vw, 48px);
  font-weight: 300;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-text-prim);
  margin-bottom: 10px;
  line-height: 1.15;
}

.section-subtitle {
  font-family: var(--ff-body);
  font-size: 15px;
  font-style: italic;
  color: var(--clr-text-sec);
  line-height: 1.65;
}

/* Divisor horizontal decorativo */
.section-rule {
  border: none;
  border-top: 1px solid var(--clr-border);
  margin: var(--sp-lg) 0;
}


/* ══════════════════════════════════════════════════════════════
   6. NAV
══════════════════════════════════════════════════════════════ */
#nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px clamp(24px, 4vw, 60px);
  transition:
    background-color var(--tr-mid),
    border-color var(--tr-mid),
    padding var(--tr-mid);
  border-bottom: 1px solid transparent;
}

#nav.nav--visible {
  background: rgba(10, 8, 14, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-color: var(--clr-border);
  padding-top: 14px;
  padding-bottom: 14px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-family: var(--ff-mono);
  font-size: 9px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--clr-text-ghost);
  transition: color var(--tr-mid);
}

.nav-logo {
  width: 32px;
  height: 32px;
  object-fit: contain;
  border-radius: 50%;
  opacity: 0.45;
  transition: opacity var(--tr-mid);
  flex-shrink: 0;
}

.nav-brand-text {
  font-family: var(--ff-mono);
  font-size: 9px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

#nav.nav--visible .nav-brand {
  color: var(--clr-text-muted);
}

#nav.nav--visible .nav-logo {
  opacity: 0.85;
}

.nav-cta {
  font-family: var(--ff-mono);
  font-size: 9px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--clr-gold);
  opacity: 0;
  pointer-events: none;
  transform: translateY(-4px);
  transition:
    opacity var(--tr-mid),
    transform var(--tr-mid),
    color var(--tr-fast);
}

#nav.nav--visible .nav-cta {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.nav-cta:hover {
  color: var(--clr-text-prim);
}


/* ══════════════════════════════════════════════════════════════
   7. HERO — §1 El Umbral
══════════════════════════════════════════════════════════════ */
#hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

/* Contenedor del fondo (imagen + gradiente fallback + overlay) */
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

/* Gradiente de reserva — visible cuando la foto no carga */
.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(ellipse 90% 90% at 35% 50%, #3d1a5c 0%, #1e0d38 40%, #0c0a10 80%),
    linear-gradient(160deg, #1a0830 0%, #0c0a10 100%);
}

.hero-bg img,
.hero-bg video {
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: brightness(0.72) saturate(1.1);
}

.hero-bg img {
  transform: scale(1.06);
  transition: transform 10s ease;
}

.hero-bg img.hero-img--loaded {
  transform: scale(1.0);
}

/* Overlay degradado sobre la imagen */
.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  background:
    linear-gradient(
      to bottom,
      rgba(12, 10, 16, 0.1)  0%,
      rgba(12, 10, 16, 0.4)  55%,
      rgba(12, 10, 16, 0.88) 100%
    );
}

/* Contenido centrado */
.hero-content {
  position: relative;
  z-index: 3;
  text-align: center;
  padding: 0 clamp(24px, 5vw, 60px);
  max-width: 780px;
}

/* Título principal */
.hero-title {
  font-family: var(--ff-serif);
  font-size: clamp(56px, 9.5vw, 118px);
  font-weight: 300;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--clr-text-prim);
  line-height: 1.04;
  margin-bottom: 28px;
}

.hero-title span {
  display: block;
  opacity: 0;
  transform: translateY(22px);
  transition:
    opacity  0.95s ease,
    transform 0.95s cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-title span:nth-child(1) {
  transition-delay: 0.15s;
}

.hero-title span:nth-child(2) {
  color: var(--clr-amethyst-lt);
  transition-delay: 0.38s;
}

body.hero-loaded .hero-title span {
  opacity: 1;
  transform: translateY(0);
}

/* Tagline */
.hero-tagline {
  font-family: var(--ff-serif);
  font-size: clamp(18px, 2.4vw, 26px);
  font-weight: 400;
  font-style: italic;
  color: #ffffff;
  letter-spacing: 0.06em;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.6);
  opacity: 0;
  transform: translateY(12px);
  transition:
    opacity  0.85s ease 0.75s,
    transform 0.85s cubic-bezier(0.16, 1, 0.3, 1) 0.75s;
}

body.hero-loaded .hero-tagline {
  opacity: 1;
  transform: translateY(0);
}

/* Indicador de scroll */
.scroll-indicator {
  position: absolute;
  bottom: 44px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  opacity: 0;
  transition: opacity 0.7s ease 1.6s;
}

body.hero-loaded .scroll-indicator {
  opacity: 1;
}

.scroll-line {
  width: 1px;
  height: 52px;
  background: linear-gradient(to bottom, var(--clr-amethyst), transparent);
  animation: scrollPulse 2.4s ease-in-out infinite;
}

.scroll-indicator span {
  font-family: var(--ff-mono);
  font-size: 9px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--clr-text-ghost);
}


/* ══════════════════════════════════════════════════════════════
   8. INTERSTITIAL — §1½ La Declaración
══════════════════════════════════════════════════════════════ */
#interstitial {
  min-height: 100svh;
  background-color: #07050e;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--section-pad) var(--section-gutter);
  position: relative;
  overflow: hidden;
}

/* Halo central sutil */
#interstitial::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse 55% 60% at 50% 50%,
    rgba(90, 53, 128, 0.09) 0%,
    transparent 100%
  );
  pointer-events: none;
}

.interstitial-content {
  text-align: center;
  max-width: 660px;
  position: relative;
  z-index: 1;
}

/* Estado inicial: invisible */
.interstitial-line {
  display: block;
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity  0.95s ease,
    transform 0.95s cubic-bezier(0.16, 1, 0.3, 1);
}

.interstitial-line.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Variante: nombre de la colección */
.interstitial-line:nth-child(1) {
  font-family: var(--ff-serif);
  font-size: clamp(22px, 3.8vw, 44px);
  font-weight: 300;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--clr-amethyst-lt);
  margin-bottom: 6px;
}

/* Variante: número de expresiones */
.interstitial-line:nth-child(2) {
  font-family: var(--ff-serif);
  font-size: clamp(16px, 2.6vw, 30px);
  font-weight: 300;
  letter-spacing: 0.07em;
  color: var(--clr-text-prim);
  margin-bottom: 44px;
}

/* Variante: frase de cierre de colección */
.interstitial-line:nth-child(3) {
  font-family: var(--ff-body);
  font-size: clamp(14px, 1.8vw, 21px);
  font-style: italic;
  color: var(--clr-text-sec);
  line-height: 1.8;
  margin-bottom: 22px;
}

/* Variante: declaración de colección cerrada */
.interstitial-line:nth-child(4) {
  font-family: var(--ff-body);
  font-size: clamp(16px, 1.8vw, 20px);
  font-style: italic;
  color: var(--clr-text-prim);
}


/* ══════════════════════════════════════════════════════════════
   9. COLECCIÓN — §2 Obra, no catálogo
══════════════════════════════════════════════════════════════ */
#coleccion {
  background-color: var(--clr-surface-1);
  position: relative;
}

/* Línea decorativa superior con color amatista */
#coleccion::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(
    to right,
    transparent 0%,
    var(--clr-amethyst-dk) 35%,
    var(--clr-amethyst) 50%,
    var(--clr-amethyst-dk) 65%,
    transparent 100%
  );
}

/* Grid de piezas */
.collection-grid {
  display: flex;
  flex-direction: column;
  width: 100%;
}

/* ── Tarjeta de pieza ── */
.piece-card {
  background-color: var(--clr-bg);
  border: 1px solid var(--clr-border);
  overflow: hidden;
  transition:
    border-color var(--tr-mid),
    box-shadow   var(--tr-mid),
    transform    var(--tr-mid);
}

.piece-card:hover {
  border-color: var(--clr-border-hover);
  box-shadow:
    0 0 0 1px var(--clr-amethyst-border),
    0 0 36px var(--clr-amethyst-glow),
    0 10px 36px rgba(0, 0, 0, 0.5);
  transform: translateY(-4px);
}

/* Estado "Encontró a su persona" */
.piece-card--taken {
  opacity: 0.55;
}

.piece-card--taken:hover {
  transform: none;
  box-shadow: none;
  border-color: var(--clr-border);
}

/* Área de imagen */
.piece-image-wrap {
  position: relative;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background: linear-gradient(
    148deg,
    #1c1228 0%,
    #2a1840 55%,
    #180e2c 100%
  );
}

.piece-image-wrap img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.85s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 1;
}

.piece-card:hover .piece-image-wrap img {
  transform: scale(1.045);
}

/* Placeholder elegante cuando la imagen no existe */
.piece-image-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  z-index: 0;
}

.piece-image-placeholder .placeholder-glyph {
  font-size: 44px;
  opacity: 0.12;
  color: var(--clr-amethyst-lt);
  filter: blur(0.5px);
}

.piece-image-placeholder .placeholder-label {
  font-family: var(--ff-mono);
  font-size: 9px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--clr-text-ghost);
}

/* Badge de tipo (solo para sets) */
.piece-type-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 2;
  background: rgba(10, 8, 14, 0.78);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: 4px 11px;
  font-family: var(--ff-mono);
  font-size: 9px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--clr-gold);
  border: 1px solid rgba(201, 169, 110, 0.22);
}

/* Cuerpo de la tarjeta */
.piece-card-body {
  padding: 20px 22px 22px;
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.piece-name {
  font-family: var(--ff-serif);
  font-size: 21px;
  font-weight: 400;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--clr-text-prim);
  line-height: 1.2;
}

.piece-unique-line {
  font-family: var(--ff-mono);
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clr-text-ghost);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--clr-border);
}

.piece-description {
  font-family: var(--ff-body);
  font-size: 14px;
  font-style: italic;
  color: var(--clr-text-sec);
  line-height: 1.75;
  flex: 1;
  padding-bottom: 2px;
}

/* Footer de tarjeta: estado + CTA */
.piece-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding-top: 12px;
  border-top: 1px solid var(--clr-border);
  margin-top: 4px;
}

/* Badge de estado */
.status-badge {
  font-family: var(--ff-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 4px 11px;
  border-radius: 2px;
  white-space: nowrap;
  flex-shrink: 0;
}

.status-badge--available {
  background: rgba(122, 173, 122, 0.09);
  color: var(--clr-available);
  border: 1px solid rgba(122, 173, 122, 0.2);
}

.status-badge--taken {
  background: rgba(144, 96, 96, 0.07);
  color: var(--clr-taken);
  border: 1px solid rgba(144, 96, 96, 0.14);
  text-decoration: line-through;
  text-decoration-color: rgba(144, 96, 96, 0.35);
}

/* Micro-CTA de pieza */
.piece-cta {
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--clr-amethyst-lt);
  white-space: nowrap;
  flex-shrink: 0;
  transition: color var(--tr-fast), opacity var(--tr-fast);
}

.piece-cta::after {
  content: ' →';
}

.piece-cta:hover {
  color: var(--clr-amethyst-xl);
}


/* ══════════════════════════════════════════════════════════════
   10. EL PROCESO — §3 Los Tres Actos
══════════════════════════════════════════════════════════════ */
#proceso {
  background-color: var(--clr-bg);
  position: relative;
}

/* Línea decorativa superior en oro */
#proceso::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(
    to right,
    transparent 0%,
    var(--clr-gold-muted) 30%,
    var(--clr-gold) 50%,
    var(--clr-gold-muted) 70%,
    transparent 100%
  );
  opacity: 0.35;
}

/* Grid de actos */
.acts-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background-color: var(--clr-border);
  border: 1px solid var(--clr-border);
  margin-bottom: clamp(28px, 4vw, 44px);
}

/* Tarjeta de acto */
.act-card {
  background-color: var(--clr-surface-1);
  overflow: hidden;
  transition: background-color var(--tr-mid);
}

.act-card:hover {
  background-color: var(--clr-surface-3);
}

/* Imagen del acto */
.act-image-wrap {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: linear-gradient(152deg, #130d1e 0%, #1e1530 100%);
}

.act-image-wrap img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.82) saturate(0.9);
  transition: transform 0.85s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 1;
}

.act-card:hover .act-image-wrap img {
  transform: scale(1.05);
}

.act-image-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 40px;
  color: var(--clr-amethyst-dk);
  opacity: 0.1;
  z-index: 0;
}

/* Cuerpo del acto */
.act-body {
  padding: 26px 24px 30px;
}

.act-number {
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--clr-gold);
  margin-bottom: 10px;
}

.act-title {
  font-family: var(--ff-serif);
  font-size: 23px;
  font-weight: 400;
  letter-spacing: 0.06em;
  color: var(--clr-text-prim);
  margin-bottom: 14px;
  line-height: 1.2;
}

.act-text {
  font-family: var(--ff-body);
  font-size: 14px;
  font-style: italic;
  color: var(--clr-text-sec);
  line-height: 1.8;
}

/* Firma del joyero */
.artisan-signature {
  display: flex;
  align-items: center;
  gap: 22px;
  padding: 22px 26px;
  background-color: var(--clr-surface-1);
  border: 1px solid var(--clr-border);
}

.artisan-photo-wrap {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  overflow: hidden;
  flex-shrink: 0;
  background-color: var(--clr-surface-3);
  border: 1px solid var(--clr-border-hover);
}

.artisan-photo-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(0.25);
}

.artisan-photo-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  color: var(--clr-amethyst-dk);
  opacity: 0.25;
}

.artisan-name {
  font-family: var(--ff-serif);
  font-size: 18px;
  font-weight: 400;
  letter-spacing: 0.06em;
  color: var(--clr-text-prim);
  margin-bottom: 4px;
}

.artisan-role {
  font-family: var(--ff-mono);
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clr-text-muted);
}


/* ══════════════════════════════════════════════════════════════
   11. FILOSOFÍA — §4 El Por Qué
══════════════════════════════════════════════════════════════ */
#filosofia {
  background-color: #07050e;
  text-align: center;
  position: relative;
  overflow: hidden;
}

/* Halo central */
#filosofia::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse 65% 70% at 50% 45%,
    rgba(90, 53, 128, 0.1) 0%,
    transparent 70%
  );
  pointer-events: none;
}

/* Comilla decorativa */
.filosofia-declaration {
  position: relative;
  max-width: 640px;
  margin: 0 auto clamp(44px, 6vw, 64px);
  font-family: var(--ff-serif);
  font-size: clamp(17px, 2.1vw, 25px);
  font-weight: 300;
  font-style: italic;
  color: var(--clr-text-sec);
  line-height: 1.9;
  z-index: 1;
}

.filosofia-declaration::before {
  content: '\201C';
  display: block;
  font-family: var(--ff-serif);
  font-size: clamp(64px, 9vw, 112px);
  font-style: normal;
  font-weight: 300;
  line-height: 0.55;
  color: var(--clr-amethyst-dk);
  opacity: 0.45;
  margin-bottom: 22px;
}

/* Fila de valores */
.valores-row {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px 20px;
  position: relative;
  z-index: 1;
}

.valor-item {
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--clr-text-muted);
}

.valor-sep {
  color: var(--clr-amethyst-dk);
  font-size: 18px;
  opacity: 0.45;
  line-height: 1;
}


/* ══════════════════════════════════════════════════════════════
   12. TESTIMONIOS — §5 La Validación Íntima
══════════════════════════════════════════════════════════════ */
#testimonios {
  background-color: var(--clr-surface-1);
  position: relative;
}

/* Grid de testimonios */
.testimonios-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(16px, 2.5vw, 28px);
  max-width: 920px;
}

/* Tarjeta de testimonio */
.testimonio-card {
  background-color: var(--clr-bg);
  border: 1px solid var(--clr-border);
  border-left: 2px solid var(--clr-amethyst-dk);
  padding: 30px 26px;
  transition:
    border-left-color var(--tr-mid),
    box-shadow       var(--tr-mid);
}

.testimonio-card:hover {
  border-left-color: var(--clr-amethyst);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
}

.testimonio-text {
  font-family: var(--ff-body);
  font-size: 17px;
  font-style: italic;
  color: var(--clr-text-prim);
  line-height: 1.8;
  margin-bottom: 22px;
  position: relative;
  padding-top: 8px;
}

/* Comilla de apertura */
.testimonio-text::before {
  content: '\201C';
  position: absolute;
  top: -18px;
  left: -6px;
  font-family: var(--ff-serif);
  font-size: 68px;
  font-style: normal;
  font-weight: 300;
  color: var(--clr-amethyst-dk);
  opacity: 0.3;
  line-height: 1;
  pointer-events: none;
}

.testimonio-author {
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clr-text-muted);
}


/* ══════════════════════════════════════════════════════════════
   13. DISPONIBILIDAD + CTA — §6
══════════════════════════════════════════════════════════════ */
#disponibilidad {
  background-color: var(--clr-bg);
  position: relative;
}

/* Línea decorativa superior */
#disponibilidad::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(
    to right,
    transparent 0%,
    var(--clr-amethyst-dk) 35%,
    var(--clr-amethyst) 50%,
    var(--clr-amethyst-dk) 65%,
    transparent 100%
  );
}

/* Grid de disponibilidad */
.availability-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  max-width: 840px;
  margin: 0 auto clamp(44px, 6vw, 68px);
}

.avail-item {
  background-color: var(--clr-surface-1);
  border: 1px solid var(--clr-border);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  transition: border-color var(--tr-fast);
}

.avail-item:hover {
  border-color: var(--clr-border-hover);
}

.avail-name {
  font-family: var(--ff-body);
  font-size: 13px;
  color: var(--clr-text-sec);
  letter-spacing: 0.04em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Indicador dot */
.avail-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}

.avail-dot--available {
  background-color: var(--clr-available);
  box-shadow: 0 0 7px var(--clr-available-glow);
}

.avail-dot--taken {
  background-color: var(--clr-taken);
  opacity: 0.7;
}

/* Frase de cierre */
.closure-phrase {
  text-align: center;
  font-family: var(--ff-serif);
  font-size: clamp(18px, 2.3vw, 26px);
  font-weight: 400;
  font-style: italic;
  color: var(--clr-text-prim);
  line-height: 1.75;
  max-width: 540px;
  margin: 0 auto clamp(44px, 6vw, 64px);
}

/* Bloque CTA */
.cta-block {
  text-align: center;
  max-width: 440px;
  margin: 0 auto;
}

.cta-button {
  display: inline-block;
  background-color: var(--clr-text-prim);
  color: var(--clr-bg);
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 18px 46px;
  cursor: pointer;
  transition:
    background-color var(--tr-fast),
    transform        var(--tr-fast),
    box-shadow       var(--tr-mid);
  margin-bottom: 18px;
}

.cta-button:hover {
  background-color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 8px 36px var(--clr-gold-glow), 0 2px 12px rgba(0,0,0,0.3);
}

.cta-button:active {
  transform: translateY(0);
}

.cta-note {
  font-family: var(--ff-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-text-ghost);
  line-height: 2.2;
}


/* ══════════════════════════════════════════════════════════════
   14. FOOTER — §7
══════════════════════════════════════════════════════════════ */
#footer {
  background-color: var(--clr-bg-deep);
  border-top: 1px solid var(--clr-border);
  padding: 38px clamp(24px, 4vw, 60px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 18px;
}

.footer-brand {
  font-family: var(--ff-mono);
  font-size: 9px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--clr-text-sec);
}

.footer-links {
  display: flex;
  gap: 28px;
}

.footer-link {
  font-family: var(--ff-mono);
  font-size: 9px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--clr-text-sec);
  transition: color var(--tr-fast);
}

.footer-link:hover {
  color: var(--clr-gold);
}


/* ══════════════════════════════════════════════════════════════
   15. SISTEMA DE SCROLL REVEAL
══════════════════════════════════════════════════════════════ */

/* Estado inicial: invisible y desplazado hacia abajo */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity   var(--tr-slow),
    transform var(--tr-slow);
}

/* Estado final: visible y en posición */
.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Modificadores de delay escalonado */
.reveal--delay-1 { transition-delay: 0.08s; }
.reveal--delay-2 { transition-delay: 0.16s; }
.reveal--delay-3 { transition-delay: 0.24s; }
.reveal--delay-4 { transition-delay: 0.32s; }
.reveal--delay-5 { transition-delay: 0.40s; }


/* ══════════════════════════════════════════════════════════════
   16. KEYFRAMES
══════════════════════════════════════════════════════════════ */

/* Pulsación del indicador de scroll */
@keyframes scrollPulse {
  0%   { opacity: 0.2; transform: scaleY(0.8) translateY(0); }
  50%  { opacity: 0.9; transform: scaleY(1.1) translateY(4px); }
  100% { opacity: 0.2; transform: scaleY(0.8) translateY(0); }
}

/* Fade-in genérico */
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}


/* ══════════════════════════════════════════════════════════════
   17. DISEÑO RESPONSIVO
══════════════════════════════════════════════════════════════ */

/* Tablet — colección a 2 columnas, proceso en columna */
@media (max-width: 960px) {
  .collection-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .acts-grid {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .act-image-wrap {
    aspect-ratio: 21 / 9;
  }

  .availability-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Móvil — todo en columna */
@media (max-width: 640px) {
  .collection-grid {
    grid-template-columns: 1fr;
  }

  .testimonios-grid {
    grid-template-columns: 1fr;
  }

  .availability-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  #footer {
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
  }

  .artisan-signature {
    flex-direction: column;
    text-align: center;
    padding: 24px 20px;
  }
}

/* Móvil pequeño */
@media (max-width: 400px) {
  .availability-grid {
    grid-template-columns: 1fr;
  }

  .piece-footer {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
}

/* Soporte para modo de movimiento reducido */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  .interstitial-line {
    opacity: 1;
    transform: none;
  }
}


/* ══════════════════════════════════════════════════════════════
   ESTILOS NUEVOS v2.0
   ──────────────────────────────────────────────────────────
   A. Separadores de familia en la colección
   B. Sección Certificado de Colección Premium
   C. Logo en footer
══════════════════════════════════════════════════════════════ */


/* ──────────────────────────────────────────────────────
   A. SEPARADORES DE FAMILIA
────────────────────────────────────────────────────── */
.family-divider {
  display: flex;
  align-items: center;
  gap: 20px;
  width: 100%;
  margin: clamp(40px, 6vw, 72px) 0 clamp(24px, 3vw, 36px);
  grid-column: 1 / -1;
}

.family-divider-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(
    to right,
    transparent,
    var(--clr-border-gold),
    transparent
  );
}

.family-divider-center {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  flex-shrink: 0;
}

.family-divider-name {
  font-family: var(--ff-mono);
  font-size: 13px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--clr-gold);
  white-space: nowrap;
}

.family-divider-sub {
  font-family: var(--ff-body);
  font-size: 13px;
  font-style: italic;
  letter-spacing: 0.03em;
  color: var(--clr-text-muted);
  white-space: nowrap;
  text-transform: none;
}

/* Sub-grid de piezas por familia */
.family-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: clamp(20px, 3vw, 32px);
  width: 100%;
}

/* Mayor protagonismo para Latidos de Amatista */
.family-grid[data-family="Latidos de Amatista"] {
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: clamp(28px, 4vw, 48px);
}


/* ──────────────────────────────────────────────────────
   B. CERTIFICADO DE COLECCIÓN PREMIUM
────────────────────────────────────────────────────── */
#certificado {
  background: var(--clr-bg-deep);
  border-top: 1px solid var(--clr-border);
  border-bottom: 1px solid var(--clr-border);
}

#certificado .section-subtitle {
  color: var(--clr-text-prim);
  font-size: clamp(16px, 1.8vw, 18px);
}

/* Tarjeta de vista previa del certificado */
.cert-preview {
  max-width: 600px;
  margin: 0 auto clamp(32px, 4vw, 48px);
  background: #faf7f2;
  border: 1px solid #d4b896;
  border-radius: 2px;
  padding: clamp(32px, 5vw, 56px) clamp(28px, 4vw, 48px);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  position: relative;
  box-shadow:
    0 0 0 1px rgba(201,169,110,0.15),
    0 24px 64px rgba(0,0,0,0.45),
    inset 0 0 40px rgba(201,169,110,0.03);
  color: #1a1008;
}

/* Marco doble sutil de esquinas */
.cert-preview::before {
  content: '';
  position: absolute;
  inset: 8px;
  border: 0.75px solid #b8975a;
  pointer-events: none;
}

.cert-preview::after {
  content: '';
  position: absolute;
  inset: 12px;
  border: 0.35px solid rgba(184, 151, 90, 0.25);
  pointer-events: none;
}

/* Encabezado editorial: Pranas Boutique */
.cert-header-brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  margin-bottom: 4px;
}

.cert-brand-name {
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: #6b5234;
}

.cert-brand-sub {
  font-family: var(--ff-mono);
  font-size: 8.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #b8975a;
}

/* Divisor dorado */
.cert-rule {
  width: 56px;
  height: 0.5px;
  background: #b8975a;
  margin: 12px auto;
  opacity: 0.7;
}

.cert-rule--wide {
  width: 100%;
  opacity: 0.35;
  margin: 12px auto;
}

/* Nombre de colección madre */
.cert-collection-mother {
  font-family: var(--ff-mono);
  font-size: 9px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: #6b5234;
  text-align: center;
  margin-bottom: 4px;
}

.cert-collection-title {
  font-family: var(--ff-serif);
  font-size: clamp(26px, 3.5vw, 36px);
  font-weight: 300;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #1a1008;
  text-align: center;
  line-height: 1.1;
  margin-bottom: 4px;
}

.cert-edition {
  font-family: var(--ff-mono);
  font-size: 8.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #b8975a;
  text-align: center;
}

/* Cuerpo editorial */
.cert-body-text {
  font-family: var(--ff-serif);
  font-size: 14px;
  font-style: italic;
  line-height: 1.85;
  color: #3d2e18;
  text-align: center;
  max-width: 440px;
  margin: 0 auto;
}

/* Fotografía de la pieza */
.cert-piece-image-wrap {
  width: 100%;
  max-width: 240px;
  margin: 0 auto 12px;
  border: 0.5px solid #d4b896;
  padding: 6px;
  background: #f0ebe1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.cert-piece-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: contain;
  max-height: 180px;
}

/* Datos de la pieza */
.cert-piece-section {
  width: 100%;
  max-width: 460px;
  margin: 0 auto;
}

.cert-piece-name {
  font-family: var(--ff-serif);
  font-size: 26px;
  font-weight: 400;
  letter-spacing: 0.12em;
  color: #1a1008;
  text-align: center;
  margin-bottom: 4px;
  text-transform: uppercase;
}

.cert-piece-family {
  font-family: var(--ff-mono);
  font-size: 9px;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: #b8975a;
  text-align: center;
  margin-bottom: 20px;
}

/* Grid de campos precargados */
.cert-fields {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(0, 1fr));
  gap: 0;
  border-top: 0.5px solid #d4b896;
  border-bottom: 0.5px solid #d4b896;
  padding: 10px 0;
  margin-bottom: 12px;
  width: 100%;
}

.cert-field {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 0 12px;
  border-right: 0.5px solid rgba(184, 151, 90, 0.25);
  text-align: center;
}

.cert-field:last-child {
  border-right: none;
}

.cert-field-label {
  font-family: var(--ff-mono);
  font-size: 8px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: #6b5234;
}

.cert-field-value {
  font-family: var(--ff-serif);
  font-size: 13px;
  color: #1a1008;
  letter-spacing: 0.05em;
}

/* Campos de llenado manual */
.cert-manual-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 16px;
  width: 100%;
}

.cert-manual-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  text-align: left;
}

.cert-manual-label {
  font-family: var(--ff-mono);
  font-size: 8px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #6b5234;
}

.cert-manual-line {
  display: block;
  width: 100%;
  height: 0.5px;
  background: #c9a96e;
  opacity: 0.5;
}

/* Firmas */
.cert-signatures {
  display: flex;
  gap: 40px;
  width: 100%;
  justify-content: center;
}

.cert-signature {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  flex: 1;
  max-width: 180px;
}

.cert-sig-line {
  display: block;
  width: 100%;
  height: 0.5px;
  background: #c9a96e;
  opacity: 0.6;
  margin-bottom: 4px;
}

.cert-sig-name {
  font-family: var(--ff-serif);
  font-size: 14px;
  color: #1a1008;
  letter-spacing: 0.06em;
}

.cert-sig-role {
  font-family: var(--ff-mono);
  font-size: 7.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #8a6e4a;
  text-align: center;
}

/* Pie editorial con Sello Visual */
.cert-footer {
  margin-top: auto;
  padding-top: 12px;
  width: 100%;
}

.cert-footer-firma {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
}

.cert-footer-logo {
  width: 52px;
  height: 52px;
  object-fit: contain;
  opacity: 0.92;
  flex-shrink: 0;
}

.cert-footer-seal-group {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
}

.cert-footer-seal {
  font-family: var(--ff-mono);
  font-size: 8px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--clr-gold);
  text-align: left;
}

.cert-footer-pranas {
  font-family: var(--ff-mono);
  font-size: 7.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--clr-text-sec);
  opacity: 0.6;
  text-align: left;
}

/* Nota explicativa bajo el certificado */
.cert-note {
  text-align: center;
  font-family: var(--ff-body);
  font-size: clamp(16px, 1.8vw, 18px);
  font-style: italic;
  color: var(--clr-text-prim);
  line-height: 1.7;
  max-width: 420px;
  margin: 0 auto;
}


/* ──────────────────────────────────────────────────────
   C. LOGO Y ATRIBUCIÓN EN FOOTER
────────────────────────────────────────────────────── */
/* Etiqueta de familia en sección disponibilidad */
.avail-family-label {
  grid-column: 1 / -1;
  width: 100%;
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--clr-gold);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--clr-border-gold);
  margin-top: 32px;
  margin-bottom: 4px;
}

.avail-family-label:first-child {
  margin-top: 0;
}

/* Logo y atribución en footer */
.footer-brand-info {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.footer-pranas {
  font-family: var(--ff-mono);
  font-size: 7.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--clr-text-muted);
  opacity: 0.85;
}

.footer-logo {
  width: 40px;
  height: 40px;
  object-fit: contain;
  border-radius: 50%;
  opacity: 0.8;
  transition: opacity var(--tr-mid);
}

.footer-logo:hover {
  opacity: 1.0;
}

/* Responsive del certificado */
@media (max-width: 640px) {
  .cert-signatures {
    flex-direction: column;
    align-items: center;
    gap: 24px;
  }

  .cert-fields {
    grid-template-columns: 1fr;
  }

  .cert-signature {
    max-width: 100%;
    width: 100%;
  }

  .family-grid {
    grid-template-columns: 1fr;
  }
}