:root {
  --gold: #C9A96E;
  --gold-light: #E8D5A3;
  --gold-dark: #A88B4A;
  --black: #0A0A0A;
  --black-soft: #1A1A1A;
  --gray-dark: #2A2A2A;
  --gray: #6B6B6B;
  --gray-light: #9A9A9A;
  --white: #FFFFFF;
  --white-off: #F5F0EB;
  --font-primary: 'Playfair Display', Georgia, serif;
  --font-secondary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --shadow: 0 4px 20px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.15);
  --radius: 12px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-secondary);
  background: var(--black);
  color: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-primary);
  font-weight: 400;
  letter-spacing: 0.02em;
}

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

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

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== HEADER ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10,10,10,0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(201,169,110,0.15);
  transition: var(--transition);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.header-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-primary);
  font-size: 1.5rem;
  color: var(--gold);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.header-logo img {
  height: 48px;
  width: auto;
}

.header-logo span {
  font-size: 0.75rem;
  color: var(--gray-light);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  display: block;
  margin-top: 2px;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.header-nav a {
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray-light);
  transition: var(--transition);
  position: relative;
}

.header-nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--gold);
  transition: var(--transition);
}

.header-nav a:hover { color: var(--gold); }
.header-nav a:hover::after { width: 100%; }

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--black) 0%, var(--black-soft) 50%, var(--black) 100%);
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at center, rgba(201,169,110,0.03) 0%, transparent 50%);
  animation: heroGlow 8s ease-in-out infinite alternate;
}

@keyframes heroGlow {
  0% { transform: translate(0, 0) rotate(0deg); }
  100% { transform: translate(5%, 5%) rotate(5deg); }
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: 120px 24px 80px;
}

.hero-subtitle {
  font-size: 0.85rem;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 24px;
  font-family: var(--font-secondary);
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 5rem);
  color: var(--white);
  margin-bottom: 24px;
  line-height: 1.1;
}

.hero-title span { color: var(--gold); }

.hero-desc {
  font-size: 1.1rem;
  color: var(--gray-light);
  max-width: 600px;
  margin: 0 auto 40px;
  font-weight: 300;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 40px;
  background: transparent;
  color: var(--gold);
  border: 1px solid var(--gold);
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-secondary);
}

.hero-cta:hover {
  background: var(--gold);
  color: var(--black);
}

.hero-divider {
  width: 60px;
  height: 1px;
  background: var(--gold);
  margin: 32px auto;
}

/* ===== CATALOG SECTION ===== */
.catalog {
  padding: 100px 0;
  background: var(--black);
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-tag {
  font-size: 0.75rem;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
  font-family: var(--font-secondary);
}

.section-title {
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  color: var(--white);
  margin-bottom: 16px;
}

.section-desc {
  color: var(--gray);
  max-width: 500px;
  margin: 0 auto;
  font-weight: 300;
}

/* ===== CATEGORY FILTER ===== */
.category-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  margin-bottom: 40px;
}

.filter-btn {
  padding: 10px 24px;
  background: transparent;
  border: 1px solid var(--gray-dark);
  color: var(--gray-light);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-secondary);
}

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

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

.product-card-category {
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 4px;
  font-family: var(--font-secondary);
}

.product-detail-category {
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 8px;
  font-family: var(--font-secondary);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}

.product-card {
  position: relative;
  background: var(--black-soft);
  overflow: hidden;
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid rgba(255,255,255,0.04);
}

.product-card:hover {
  border-color: rgba(201,169,110,0.2);
}

.product-card-image {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
}

.product-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

.product-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, transparent 60%);
  opacity: 0;
  transition: var(--transition);
  display: flex;
  align-items: flex-end;
  padding: 24px;
}

.product-card:hover .product-card-overlay {
  opacity: 1;
}

.product-card-body {
  padding: 20px 24px;
}

.product-card-code {
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gray);
  margin-bottom: 4px;
  font-family: var(--font-secondary);
}

.product-card-title {
  font-family: var(--font-primary);
  font-size: 1.1rem;
  color: var(--white);
  margin-bottom: 8px;
}

.product-card-price {
  font-family: var(--font-primary);
  font-size: 1.3rem;
  color: var(--gold);
}

.product-card-price span {
  font-size: 0.8rem;
  color: var(--gray-light);
}

.product-card-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 24px;
  background: var(--gold);
  color: var(--black);
  border: none;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-secondary);
  font-weight: 500;
  margin-top: 12px;
}

.product-card-btn:hover {
  background: var(--gold-dark);
}

/* ===== PRODUCT DETAIL ===== */
.product-detail {
  padding: 140px 0 80px;
  min-height: 100vh;
}

.product-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.product-detail-gallery {
  position: sticky;
  top: 100px;
}

.product-detail-main-image {
  aspect-ratio: 1;
  overflow: hidden;
  margin-bottom: 12px;
}

.product-detail-main-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity 0.3s;
}

.product-detail-thumbs {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 8px;
}

.product-detail-thumb {
  width: 80px;
  height: 80px;
  flex-shrink: 0;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition);
  overflow: hidden;
}

.product-detail-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-detail-thumb.active {
  border-color: var(--gold);
}

.product-detail-info {
  padding-top: 16px;
}

.product-detail-code {
  font-size: 0.75rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 12px;
  font-family: var(--font-secondary);
}

.product-detail-name {
  font-family: var(--font-primary);
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  color: var(--white);
  margin-bottom: 24px;
  line-height: 1.2;
}

.product-detail-divider {
  width: 60px;
  height: 1px;
  background: var(--gold);
  margin-bottom: 32px;
}

.product-detail-prices {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 32px;
  padding: 24px;
  background: var(--black-soft);
  border: 1px solid var(--gray-dark);
}

.price-box-label {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gray);
  margin-bottom: 8px;
  font-family: var(--font-secondary);
}

.price-box-value {
  font-family: var(--font-primary);
  font-size: 1.5rem;
  color: var(--gold);
}

.price-box-value.mayorista {
  font-size: 1.2rem;
  color: var(--gray-light);
}

.product-detail-desc {
  margin-bottom: 32px;
}

.product-detail-desc h3 {
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gray-light);
  margin-bottom: 12px;
  font-family: var(--font-secondary);
}

.product-detail-desc p {
  color: var(--gray);
  line-height: 1.8;
  font-weight: 300;
}

.product-detail-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 32px;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-secondary);
  border: none;
  font-weight: 500;
}

.btn-primary {
  background: var(--gold);
  color: var(--black);
}

.btn-primary:hover {
  background: var(--gold-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(201,169,110,0.3);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1px solid var(--gray-dark);
}

.btn-outline:hover {
  border-color: var(--gold);
  color: var(--gold);
}

.btn-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--gray-light);
  font-size: 0.85rem;
  margin-bottom: 32px;
  transition: var(--transition);
}

.btn-back:hover { color: var(--gold); }

/* ===== ADMIN ===== */
.admin-page {
  background: var(--white-off);
  color: var(--black);
  min-height: 100vh;
}

.admin-header {
  background: var(--black);
  padding: 16px 0;
  border-bottom: 2px solid var(--gold);
}

.admin-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.admin-header h1 {
  font-family: var(--font-primary);
  color: var(--gold);
  font-size: 1.3rem;
  letter-spacing: 0.1em;
}

.admin-header a {
  color: var(--gray-light);
  font-size: 0.85rem;
  transition: var(--transition);
}

.admin-header a:hover { color: var(--gold); }

.admin-content {
  padding: 40px 0;
}

.admin-card {
  background: var(--white);
  border: 1px solid #E5E5E5;
  padding: 32px;
  margin-bottom: 24px;
}

.admin-card-title {
  font-family: var(--font-primary);
  font-size: 1.3rem;
  margin-bottom: 24px;
  color: var(--black);
}

/* Login */
.login-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--black);
}

.login-box {
  width: 100%;
  max-width: 400px;
  padding: 48px 40px;
  background: var(--black-soft);
  border: 1px solid var(--gray-dark);
  text-align: center;
}

.login-box h1 {
  font-family: var(--font-primary);
  color: var(--gold);
  font-size: 1.5rem;
  margin-bottom: 8px;
}

.login-box p {
  color: var(--gray);
  font-size: 0.85rem;
  margin-bottom: 32px;
}

/* Form elements */
.form-group {
  margin-bottom: 20px;
  text-align: left;
}

.form-group label {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gray);
  margin-bottom: 8px;
  font-family: var(--font-secondary);
}

.form-input {
  width: 100%;
  padding: 12px 16px;
  background: var(--gray-dark);
  border: 1px solid #3A3A3A;
  color: var(--white);
  font-size: 0.95rem;
  transition: var(--transition);
  font-family: var(--font-secondary);
  outline: none;
}

.form-input:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 2px rgba(201,169,110,0.1);
}

.form-input::placeholder { color: var(--gray); }

.form-input.light {
  background: #F5F5F5;
  border-color: #DDD;
  color: var(--black);
}

.form-input.light:focus {
  border-color: var(--gold-dark);
}

textarea.form-input {
  resize: vertical;
  min-height: 100px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

/* Admin tables */
.admin-table {
  width: 100%;
  border-collapse: collapse;
}

.admin-table th {
  text-align: left;
  padding: 12px 16px;
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gray);
  border-bottom: 2px solid #E5E5E5;
  font-family: var(--font-secondary);
  font-weight: 500;
}

.admin-table td {
  padding: 16px;
  border-bottom: 1px solid #F0F0F0;
  font-size: 0.9rem;
  vertical-align: middle;
}

.admin-table td img {
  width: 60px;
  height: 60px;
  object-fit: cover;
  border-radius: 4px;
}

.admin-table-actions {
  display: flex;
  gap: 8px;
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  font-family: var(--font-secondary);
}

.btn-edit {
  background: var(--black);
  color: var(--white);
}

.btn-edit:hover { background: var(--gray-dark); }

.btn-delete {
  background: #DC3545;
  color: var(--white);
}

.btn-delete:hover { background: #C82333; }

/* Toast notification */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  padding: 16px 24px;
  background: var(--black);
  color: var(--white);
  border-left: 3px solid var(--gold);
  font-size: 0.85rem;
  z-index: 9999;
  transform: translateY(120%);
  transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  max-width: 400px;
  box-shadow: var(--shadow-lg);
}

.toast.show { transform: translateY(0); }
.toast.error { border-left-color: #DC3545; }
.toast.success { border-left-color: #28A745; }

/* ===== FOOTER ===== */
.footer {
  background: var(--black-soft);
  border-top: 1px solid var(--gray-dark);
  padding: 60px 0 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}

.footer-brand h3 {
  font-family: var(--font-primary);
  color: var(--gold);
  font-size: 1.3rem;
  margin-bottom: 12px;
  letter-spacing: 0.1em;
}

.footer-brand p {
  color: var(--gray);
  font-size: 0.85rem;
  font-weight: 300;
  max-width: 300px;
  line-height: 1.8;
}

.footer h4 {
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
  font-family: var(--font-secondary);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: var(--gray);
  font-size: 0.85rem;
  transition: var(--transition);
}

.footer-links a:hover { color: var(--gold); }

.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid var(--gray-dark);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-bottom p {
  color: var(--gray);
  font-size: 0.8rem;
}

.footer-bottom a {
  color: var(--gold);
  transition: var(--transition);
}

.footer-bottom a:hover { opacity: 0.8; }

.footer-dev {
  text-align: center;
  padding-top: 24px;
  margin-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.05);
}

.footer-dev p {
  color: var(--gray);
  font-size: 0.8rem;
}

.footer-dev a {
  color: var(--gold);
  font-weight: 500;
  transition: var(--transition);
}

.footer-dev a:hover { opacity: 0.8; }

/* ===== PRIVACY PAGE ===== */
.privacy-page {
  padding: 140px 0 80px;
  min-height: 100vh;
}

.privacy-page h1 {
  font-family: var(--font-primary);
  font-size: 2.5rem;
  color: var(--white);
  margin-bottom: 8px;
}

.privacy-page .subtitle {
  color: var(--gray);
  margin-bottom: 48px;
}

.privacy-content {
  max-width: 800px;
}

.privacy-content h2 {
  font-family: var(--font-primary);
  color: var(--gold);
  font-size: 1.5rem;
  margin: 40px 0 16px;
}

.privacy-content p {
  color: var(--gray);
  line-height: 1.8;
  margin-bottom: 16px;
  font-weight: 300;
}

.privacy-content ul {
  color: var(--gray);
  padding-left: 24px;
  margin-bottom: 16px;
  font-weight: 300;
}

.privacy-content ul li { margin-bottom: 8px; }

/* ===== LOADING ===== */
.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 80px 0;
}

.loading-spinner {
  width: 40px;
  height: 40px;
  border: 2px solid var(--gray-dark);
  border-top-color: var(--gold);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ===== MESSAGE ===== */
.message-empty {
  text-align: center;
  padding: 80px 24px;
  color: var(--gray);
}

.message-empty h3 {
  font-family: var(--font-primary);
  font-size: 1.5rem;
  color: var(--gray-light);
  margin-bottom: 12px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 968px) {
  .product-detail-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .product-detail-gallery {
    position: relative;
    top: 0;
  }

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

  .product-grid {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  }
}

@media (max-width: 640px) {
  .header-inner { height: 64px; }

  .header-logo { font-size: 1.1rem; }

  .header-logo img { height: 36px; }

  .header-nav { gap: 16px; }

  .header-nav a { font-size: 0.7rem; }

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

  .product-card-body { padding: 12px 16px; }

  .product-card-code { font-size: 0.6rem; }

  .product-card-title { font-size: 0.9rem; }

  .product-card-price { font-size: 1rem; }

  .product-card-btn {
    padding: 8px 16px;
    font-size: 0.65rem;
  }

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

  .form-row { grid-template-columns: 1fr; }

  .product-detail-prices { grid-template-columns: 1fr; }

  .product-detail-actions { flex-direction: column; }

  .btn { width: 100%; justify-content: center; }

  .footer-bottom { flex-direction: column; text-align: center; }

  .login-box { padding: 32px 24px; margin: 0 16px; }
}

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