:root {
  --black: #090909;
  --gold: #c9a961;
  --gold-dim: #8a7440;
  --cream: #f5f2ed;
  --grey-text: #a9a396;
  --grey-line: #3a3528;
  --card-bg: #15130f;
}

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

body {
  background: var(--black);
  color: var(--cream);
  font-family: 'Montserrat', sans-serif;
  font-weight: 300;
  line-height: 1.6;
}

h1, h2, h3 {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 500;
}

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

.eyebrow {
  font-size: 11px;
  letter-spacing: 4px;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 14px;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
}

/* Header -------------------------------------------------------------------------------------- */

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 22px 48px;
  border-bottom: 1px solid var(--grey-line);
  position: sticky;
  top: 0;
  background: rgba(10, 10, 10, 0.92);
  backdrop-filter: blur(6px);
  z-index: 100;
  transition: transform 0.35s ease;
}

.site-header.hide {
  transform: translateY(-100%);
}

.rina {
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  font-size: 26px;
  color: var(--gold);
  letter-spacing: 1px;
}

.main-nav {
  display: flex;
  gap: 32px;
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--cream);
}

.main-nav a {
  transition: color 0.25s ease;
}

.main-nav a:hover,
.main-nav a:focus-visible {
  color: var(--gold);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--cream);
  font-size: 22px;
  cursor: pointer;
}

@media (max-width: 640px) {
  .site-header { padding: 18px 20px; }
  .main-nav { display: none; }
  .nav-toggle { display: block; }
}


/* Hero -------------------------------------------------------------------------------------- */

.hero {
  text-align: center;
  padding: 90px 24px 60px;
  background: #0e0e0e;
}

.logo {
  height: 200px;
  width: 200px;
}

.hero h1 {
  font-size: 40px;
  color: var(--cream);
  margin-bottom: 16px;
  margin-top: -30px;
}

.hero-sub {
  font-size: 14px;
  color: var(--grey-text);
  max-width: 420px;
  margin: 0 auto;
}

@media (max-width: 640px) {
  .hero { padding: 60px 20px 40px; }
  .hero h1 { font-size: 30px; }
}


/* Catálogo -------------------------------------------------------------------------------------- */

.catalog {
  padding: 60px 48px 90px;
  max-width: 1400px;
  margin: 0 auto;
}

.filters {
  display: flex;
  justify-content: center;
  gap: 30px;
  flex-wrap: wrap;
  margin-bottom: 48px;
  font-size: 12px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

.filter-btn {
  background: none;
  border: none;
  color: var(--grey-text);
  cursor: pointer;
  padding-bottom: 8px;
  border-bottom: 1px solid transparent;
  transition: color 0.25s ease, border-color 0.25s ease;
}

.filter-btn:hover,
.filter-btn:focus-visible {
  color: var(--cream);
}

.filter-btn.active {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px 24px;
}

.product-card {
  display: flex;
  flex-direction: column;
}

.product-image-link,
.product-name-link {
  display: block;
}

.product-image {
  aspect-ratio: 3 / 4;
  background: var(--card-bg);
  border: 1px solid var(--grey-line);
  overflow: hidden;
  position: relative;
}

.product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}

.product-card:hover .product-image img {
  transform: scale(1.04);
}

.product-name {
  font-size: 16px;
  color: var(--cream);
  margin-top: 16px;
}

.product-price {
  font-size: 12px;
  color: var(--gold);
  margin-top: 4px;
  margin-bottom: 14px;
}

.whatsapp-btn {
  align-self: flex-start;
  border: 1px solid var(--gold-dim);
  color: var(--gold);
  font-size: 10px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 10px 18px;
  transition: background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}

.whatsapp-btn:hover,
.whatsapp-btn:focus-visible {
  background: var(--gold);
  color: var(--black);
  border-color: var(--gold);
}

.empty-state {
  text-align: center;
  color: var(--grey-text);
  font-size: 13px;
  padding: 60px 0;
}

@media (max-width: 960px) {
  .product-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .catalog { padding: 40px 20px 60px; }
  .filters { gap: 18px; font-size: 11px; }
  .product-grid { gap: 20px 14px; }
  .product-name { font-size: 14px; }
}

@media (max-width: 400px) {
  .product-grid { grid-template-columns: 1fr; }
}


/* Historia -------------------------------------------------------------------------------------- */

.story {
  text-align: center;
  padding: 70px 24px;
  border-top: 1px solid var(--grey-line);
}

.story-text {
  font-size: 16px;
  color: #c4bfb2;
  max-width: 460px;
  margin: 0 auto;
  line-height: 1.8;
  font-family: 'Cormorant Garamond', serif;
}


/* Clientas Satisfechas -------------------------------------------------------------------------------------- */

.clients {
  padding: 5rem 1.5rem;
  text-align: center;
  border-top: 1px solid var(--grey-line);
}

.clients-carousel {
  --visible: 3;
  --gap: 1.1rem;
  max-width: 1100px;
  margin: 2.5rem auto 0;
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.clients-viewport {
  flex: 1;
  min-width: 0;
  padding: 24px 12px;
  overflow: hidden;
}

.clients-track {
  display: flex;
  gap: var(--gap);
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.client-card {
  flex: 0 0 calc((100% - (var(--visible) - 1) * var(--gap)) / var(--visible));
  position: relative;
  z-index: 1;
  cursor: default;
  user-select: none;
  transform-origin: center;
  transition: transform 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.client-card.is-first { transform-origin: left center; }
.client-card.is-last  { transform-origin: right center; }

.client-card:hover {
  transform: scale(1.05);
  z-index: 5;
}

.client-card.push-left  { transform: translateX(-10px); }
.client-card.push-right { transform: translateX(10px); }

.client-photo {
  position: relative;
  aspect-ratio: 3 / 4;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid var(--gold);
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.45);
}

.client-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  pointer-events: none;
}

.client-photo figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 2rem 1rem 1rem;
  background: linear-gradient(
    to top,
    rgba(0, 0, 0, 0.9) 0%,
    rgba(0, 0, 0, 0.55) 55%,
    rgba(0, 0, 0, 0) 100%
  );
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  text-align: left;
  pointer-events: none;
}

.client-name {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.15rem;
  font-weight: 500;
  color: #fff;
  letter-spacing: 0.02em;
}

.client-age {
  font-size: 0.78rem;
  color: #d9c9a3;
}

.clients-arrow {
  flex-shrink: 0;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid var(--gold);
  background: transparent;
  color: var(--gold);
  font-size: 1rem;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
}

.clients-arrow:hover {
  background: var(--gold);
  color: var(--black);
}

@media (max-width: 900px) {
  .clients-carousel { --visible: 2; }
}

@media (max-width: 600px) {
  .clients-carousel { --visible: 1; --gap: 1rem; }
  .clients-arrow { width: 36px; height: 36px; }
}


/* Footer -------------------------------------------------------------------------------------- */

.site-footer {
  text-align: center;
  padding: 50px 24px 30px;
  border-top: 1px solid var(--grey-line);
}

.footer-tagline {
  font-size: 10px;
  letter-spacing: 3px;
  color: var(--grey-text);
  text-transform: uppercase;
  margin-top: 6px;
  margin-bottom: 24px;
}

.footer-whatsapp {
  display: inline-block;
  border: 1px solid var(--gold-dim);
  color: var(--gold);
  font-size: 11px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 12px 28px;
  transition: background 0.25s ease, color 0.25s ease;
}

.footer-whatsapp:hover,
.footer-whatsapp:focus-visible {
  background: var(--gold);
  color: var(--black);
}

.footer-copy {
  margin-top: 28px;
  font-size: 10px;
  letter-spacing: 2px;
  color: #7a7566;
}


/* Página de producto -------------------------------------------------------------------------------------- */

.product-detail {
  max-width: 1100px;
  margin: 0 auto;
  padding: 70px 48px 90px;
}

.product-detail-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 60px;
  align-items: start;
}

.carousel {
  width: 100%;
}

.carousel-main {
  position: relative;
  aspect-ratio: 3 / 4;
  background: var(--card-bg);
  border: 1px solid var(--grey-line);
  overflow: hidden;
}

.carousel-track {
  display: flex;
  height: 100%;
  transition: transform 0.4s ease;
}

.carousel-slide {
  min-width: 100%;
  height: 100%;
}

.carousel-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(10, 10, 10, 0.55);
  border: 1px solid var(--grey-line);
  color: var(--cream);
  font-size: 22px;
  width: 40px;
  height: 40px;
  line-height: 1;
  cursor: pointer;
  z-index: 5;
  transition: background 0.25s ease, color 0.25s ease;
}

.carousel-arrow:hover,
.carousel-arrow:focus-visible {
  background: var(--gold);
  color: var(--black);
}

.carousel-arrow.prev { left: 14px; }
.carousel-arrow.next { right: 14px; }

.carousel-dots {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 16px;
}

.carousel-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: 1px solid var(--gold-dim);
  background: transparent;
  cursor: pointer;
  padding: 0;
  transition: background 0.25s ease;
}

.carousel-dot.active {
  background: var(--gold);
}

.product-detail-info h1 {
  font-size: 34px;
  color: var(--cream);
  margin-bottom: 14px;
}

.product-detail-price {
  font-size: 16px;
  color: var(--gold);
  margin-bottom: 24px;
}

.product-detail-description {
  font-size: 14px;
  color: var(--grey-text);
  line-height: 1.9;
  max-width: 420px;
  margin-bottom: 32px;
}

.whatsapp-btn.large {
  display: inline-block;
  padding: 14px 30px;
  font-size: 11px;
  margin-bottom: 24px;
}

.back-link {
  display: block;
  font-size: 12px;
  color: var(--grey-text);
  letter-spacing: 1px;
  transition: color 0.25s ease;
}

.back-link:hover,
.back-link:focus-visible {
  color: var(--gold);
}

.not-found {
  text-align: center;
  padding: 80px 20px;
}

.not-found h1 {
  font-size: 26px;
  margin-bottom: 30px;
}

@media (max-width: 760px) {
  .product-detail { padding: 50px 20px 60px; }
  .product-detail-grid { grid-template-columns: 1fr; gap: 30px; }
  .product-detail-info h1 { font-size: 26px; }
}


/* Accesibilidad -------------------------------------------------------------------------------------- */

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}

/* Ajustes de tamaño para celular -------------------------------------------------------------------------------------- */

@media (max-width: 640px) {

  body {
    font-size: 16px;
  }

  .eyebrow {
    font-size: 12px;
    letter-spacing: 3px;
  }

  /* Header y menú */
  .rina {
    font-size: 30px;
  }

  .main-nav {
    font-size: 14px;
  }

  .nav-toggle {
    font-size: 28px;
    padding: 4px 8px;
  }

  /* Hero */
  .hero h1 {
    font-size: 34px;
  }

  .hero-sub {
    font-size: 16px;
  }

  /* Filtros de color */
  .filters {
    gap: 10px 20px;
    font-size: 13px;
  }

  .filter-btn {
    padding: 6px 2px 8px;
  }

  /* Tarjetas del catálogo */
  .product-name {
    font-size: 17px;
  }

  .product-price {
    font-size: 14px;
  }

  .whatsapp-btn {
    font-size: 11px;
    padding: 12px 10px;
    width: 100%;
    text-align: center;
  }

  /* Historia y clientas */
  .story-text {
    font-size: 19px;
  }

  .client-name {
    font-size: 1.3rem;
  }

  .client-age {
    font-size: 0.95rem;
  }

  /* Página de producto */
  .product-detail-info h1 {
    font-size: 30px;
  }

  .product-detail-price {
    font-size: 19px;
  }

  .product-detail-description {
    font-size: 16px;
    max-width: none;
  }

  .whatsapp-btn.large {
    font-size: 13px;
    padding: 16px 20px;
    width: 100%;
    text-align: center;
  }

  .back-link {
    font-size: 14px;
  }

  .carousel-arrow {
    width: 44px;
    height: 44px;
    font-size: 26px;
  }

  .carousel-dot {
    width: 10px;
    height: 10px;
  }

  /* Footer */
  .footer-tagline {
    font-size: 12px;
  }

  .footer-whatsapp {
    font-size: 13px;
    padding: 14px 30px;
  }

  .footer-copy {
    font-size: 12px;
  }
}