/* ============================================
   Dejame Pensar · Catálogo
   Aesthetic: lencería editorial, suave, íntimo
   Paleta rosa brandbook — tipografía Inter + Playfair Display
   ============================================ */

:root {
  /* Paleta — brandbook Déjame Pensar */
  --bg: #f8f4f6;
  --bg-warm: #f0eaed;
  --ink: #1a1a1a;
  --ink-soft: #6b6b6b;
  --ink-mute: #a8a8a8;
  --accent: #e87db8;
  --accent-soft: #f7afd3;
  --line: rgba(26, 26, 26, 0.12);
  --card: #ffffff;

  /* WhatsApp brand */
  --wa: #25d366;
  --wa-hover: #1ebe5d;

  /* Tipografía */
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Espaciado */
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2.5rem;
  --space-5: 4rem;
  --space-6: 6rem;

  /* Otros */
  --radius: 4px;
  --transition: 320ms cubic-bezier(0.22, 1, 0.36, 1);
  --max-width: 1320px;
}

/* === Reset === */
*,
*::before,
*::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.55;
  color: var(--ink);
  background-color: var(--bg);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

/* === Grain de fondo === */
.bg-grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.25;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3'/%3E%3CfeColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0.06 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* === Header === */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(248, 244, 246, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-2) var(--space-3);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  transition: opacity var(--transition);
}
.brand:hover { opacity: 0.7; }

.brand-mark {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  background: #e87db8;
  color: #fff;
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: 0.04em;
  border-radius: 50%;
}

.brand-logo {
  width: 44px;
  height: 44px;
  object-fit: contain;
}

.brand-name {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 400;
  letter-spacing: 0.01em;
  line-height: 1;
}
.brand-name em { color: var(--accent); font-weight: 500; }

.header-nav {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.search-toggle {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  transition: all var(--transition);
}
.search-toggle:hover {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--bg);
}
.search-toggle.is-active {
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
}

.item-count {
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

.search-bar {
  border-top: 1px solid var(--line);
  background: var(--bg-warm);
}
.search-bar:not([hidden]) {
  animation: slideDown 240ms ease-out;
}
.search-bar input {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-2) var(--space-3);
  display: block;
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 400;
  background: transparent;
  border: none;
  outline: none;
  color: var(--ink);
}
.search-bar input::placeholder { color: var(--ink-mute); font-style: italic; }

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* === Hero === */
.hero {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-6) var(--space-3) var(--space-4);
  position: relative;
  z-index: 1;
}

.hero-eyebrow {
  font-size: 0.7rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-2);
  animation: fadeUp 700ms ease-out;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 9vw, 6.5rem);
  font-weight: 300;
  line-height: 0.95;
  letter-spacing: -0.01em;
  margin-bottom: var(--space-3);
  animation: fadeUp 700ms 100ms ease-out backwards;
}
.hero-title em {
  font-style: italic;
  color: var(--accent);
  font-weight: 400;
}

.hero-tag {
  font-size: 1rem;
  color: var(--ink-soft);
  max-width: 42ch;
  line-height: 1.65;
  animation: fadeUp 700ms 200ms ease-out backwards;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* === Filtros === */
.filters {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-3) var(--space-3);
  position: relative;
  z-index: 1;
}

.filters-track {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  border-top: 1px solid var(--line);
  padding-top: var(--space-3);
}

.filter-chip {
  padding: 0.5rem 1.1rem;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  border: 1px solid var(--ink-mute);
  border-radius: 999px;
  color: var(--ink-soft);
  transition: all var(--transition);
  white-space: nowrap;
}
.filter-chip:hover {
  border-color: var(--ink);
  color: var(--ink);
}
.filter-chip.is-active {
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
}

/* === Grid de productos === */
.catalog {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-3) var(--space-3) var(--space-6);
  position: relative;
  z-index: 1;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--space-4) var(--space-3);
}

/* === Card === */
.card {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  cursor: pointer;
  transition: transform var(--transition);
  animation: fadeIn 600ms ease-out backwards;
}
.card:hover { transform: translateY(-4px); }

.card-img {
  position: relative;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background: var(--bg-warm);
  border-radius: var(--radius);
}
.card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 700ms cubic-bezier(0.22, 1, 0.36, 1);
}
.card:hover .card-img img { transform: scale(1.04); }

/* hover swap a la 2da imagen */
.card-img img.img2 {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 400ms ease, transform 700ms cubic-bezier(0.22, 1, 0.36, 1);
}
.card:hover .card-img img.img2 { opacity: 1; }

.card-badge {
  position: absolute;
  top: 0.7rem;
  right: 0.7rem;
  padding: 0.3rem 0.7rem;
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  background: var(--bg);
  color: var(--ink);
  border-radius: 2px;
  z-index: 1;
}
.card-badge.is-out {
  background: var(--ink);
  color: var(--bg);
}

.card-marca {
  position: absolute;
  top: 0.7rem;
  left: 0.7rem;
  padding: 0.3rem 0.7rem;
  font-size: 0.55rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  background: rgba(44, 36, 32, 0.85);
  color: var(--bg);
  border-radius: 2px;
  z-index: 1;
  backdrop-filter: blur(2px);
}

.card-meta {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 0 0.2rem;
}

.card-category {
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

.card-name {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: 0;
  color: var(--ink);
}

.card-talles {
  font-size: 0.7rem;
  color: var(--accent);
  letter-spacing: 0.04em;
  line-height: 1.4;
}

.card-price {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--ink);
  margin-top: 0.2rem;
}

.card-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  margin-top: 0.5rem;
  padding: 0.7rem;
  background: var(--ink);
  color: var(--bg);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  border-radius: 2px;
  transition: background var(--transition);
}
.card-cta:hover { background: var(--accent); }
.card-cta svg { flex-shrink: 0; }

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

/* === Empty state === */
.empty-state {
  text-align: center;
  padding: var(--space-6) var(--space-3);
  color: var(--ink-mute);
}
.empty-title {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-style: italic;
  font-weight: 400;
  color: var(--ink);
  margin-bottom: var(--space-1);
}

/* === Footer === */
.site-footer {
  border-top: 1px solid var(--line);
  margin-top: var(--space-5);
  padding: var(--space-4) var(--space-3);
  position: relative;
  z-index: 1;
}
.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: end;
  flex-wrap: wrap;
  gap: var(--space-2);
}
.footer-brand {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 300;
  letter-spacing: 0.01em;
}
.footer-brand em { color: var(--accent); font-weight: 400; }
.footer-meta {
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

/* === Modal === */
.product-modal {
  border: none;
  padding: 0;
  background: var(--card);
  width: min(960px, 92vw);
  max-height: 90vh;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 30px 80px -20px rgba(44, 36, 32, 0.45);
}
.product-modal::backdrop {
  background: rgba(44, 36, 32, 0.6);
  backdrop-filter: blur(4px);
}

.modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  z-index: 2;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  background: var(--bg);
  border-radius: 50%;
  transition: all var(--transition);
}
.modal-close:hover {
  background: var(--ink);
  color: var(--bg);
  transform: rotate(90deg);
}

.modal-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  max-height: 90vh;
  overflow: auto;
}

.modal-img {
  position: relative;
  background: var(--bg-warm);
  aspect-ratio: 3 / 4;
  overflow: hidden;
}
.modal-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.modal-img-thumbs {
  position: absolute;
  bottom: 0.7rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 0.4rem;
}
.modal-img-thumbs button {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  transition: background var(--transition);
}
.modal-img-thumbs button.is-active { background: var(--bg); }

.modal-info {
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  overflow-y: auto;
}

.modal-marca {
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

.modal-category {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
}

.modal-name {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: 0;
}

.modal-price {
  font-size: 1.4rem;
  font-weight: 600;
  margin: var(--space-1) 0;
}

.modal-desc {
  color: var(--ink-soft);
  line-height: 1.7;
  font-size: 0.9rem;
}

.modal-talles {
  font-size: 0.85rem;
  color: var(--ink-soft);
  padding: var(--space-1) 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.modal-talles strong {
  font-weight: 600;
  color: var(--ink);
  letter-spacing: 0.04em;
}

.modal-stock {
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.modal-stock::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #4a8a3e;
}
.modal-stock.is-out::before { background: var(--ink-mute); }
.modal-stock.is-out { color: var(--ink-mute); }

.modal-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-top: auto;
  padding: 1rem;
  background: var(--wa);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  border-radius: 4px;
  transition: background var(--transition);
}
.modal-cta:hover { background: var(--wa-hover); }
.modal-cta.is-disabled {
  background: var(--ink-mute);
  pointer-events: none;
  opacity: 0.7;
}

/* === Responsive === */
@media (max-width: 768px) {
  .hero { padding: var(--space-5) var(--space-3) var(--space-3); }
  .grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-3) var(--space-2);
  }
  .card-name { font-size: 1.05rem; }
  .card-price { font-size: 0.95rem; }
  .card-cta { font-size: 0.6rem; padding: 0.6rem; letter-spacing: 0.16em; }
  .card-marca { font-size: 0.5rem; padding: 0.25rem 0.55rem; }
  .modal-body { grid-template-columns: 1fr; }
  .modal-img { aspect-ratio: 4 / 5; }
  .modal-info { padding: var(--space-3); }
  .modal-name { font-size: 1.7rem; }
  .item-count { display: none; }
}

@media (max-width: 420px) {
  .grid { grid-template-columns: repeat(2, 1fr); gap: var(--space-2); }
  .card-cta { letter-spacing: 0.1em; }
}

/* === Paginación === */
.paginacion {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  padding: var(--space-4) 0 var(--space-2);
  border-top: 1px solid var(--line);
  margin-top: var(--space-4);
}

.paginacion-btn {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  font-size: 1.1rem;
  transition: all var(--transition);
}
.paginacion-btn:hover:not(:disabled) {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--bg);
}
.paginacion-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.paginacion-info {
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-mute);
  min-width: 5ch;
  text-align: center;
}

/* === Producto — página de detalle === */
.producto-view {
  position: relative;
  z-index: 1;
}

.producto-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-3) var(--space-3) var(--space-6);
}

.volver-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-mute);
  padding: var(--space-2) 0;
  margin-bottom: var(--space-3);
  transition: color var(--transition);
}
.volver-btn:hover { color: var(--ink); }

.producto-content {
  display: grid;
  grid-template-columns: 55% 1fr;
  gap: var(--space-4) var(--space-5);
  align-items: start;
}

.producto-galeria {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.producto-img-wrap {
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background: var(--bg-warm);
  border-radius: var(--radius);
}
.producto-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.producto-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  position: sticky;
  top: calc(60px + var(--space-4));
}

.producto-marca {
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

.producto-categoria {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
}

.producto-nombre {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 400;
  line-height: 1.05;
}

.producto-precio {
  font-size: 1.4rem;
  font-weight: 600;
  margin: var(--space-1) 0;
}

.producto-desc {
  color: var(--ink-soft);
  line-height: 1.7;
  font-size: 0.9rem;
}

.producto-talles {
  font-size: 0.85rem;
  color: var(--ink-soft);
  padding: var(--space-1) 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.producto-talles strong {
  font-weight: 600;
  color: var(--ink);
  letter-spacing: 0.04em;
}

.producto-stock {
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.producto-stock::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #4a8a3e;
  flex-shrink: 0;
}
.producto-stock.is-out::before { background: var(--ink-mute); }
.producto-stock.is-out { color: var(--ink-mute); }

.producto-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1.1rem;
  background: var(--wa);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  border-radius: 4px;
  transition: background var(--transition);
  margin-top: var(--space-2);
}
.producto-cta:hover { background: var(--wa-hover); }
.producto-cta.is-disabled {
  background: var(--ink-mute);
  pointer-events: none;
  opacity: 0.7;
}

@media (max-width: 768px) {
  .producto-content {
    grid-template-columns: 1fr;
    gap: var(--space-3);
  }
  .producto-info {
    position: static;
  }
  .producto-nombre {
    font-size: 2.2rem;
  }
}

/* === Acceso === */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}