:root {
  --primary-color: #0F172A; /* Azul Marino */
  --secondary-color: #F1F5F9; /* Gris Claro */
  --accent-color: #38BDF8; /* Celeste para botones */
  --accent-hover: #0284C7;
  --text-main: #1E293B;
  --text-muted: #64748B;
  --white: #FFFFFF;
  --black: #000000;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  --transition: all 0.3s ease;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  background-color: var(--secondary-color);
  color: var(--text-main);
  line-height: 1.6;
}

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

ul {
  list-style: none;
}

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */
header {
  background-color: var(--primary-color);
  color: var(--white);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-md);
}

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

.logo {
  font-size: 2rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: 2px;
}

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-links a {
  font-weight: 500;
  transition: var(--transition);
}

.nav-links a:hover {
  color: var(--accent-color);
}

.cart-icon {
  position: relative;
  cursor: pointer;
}

.cart-count {
  position: absolute;
  top: -8px;
  right: -8px;
  background-color: var(--accent-color);
  color: var(--white);
  font-size: 0.75rem;
  font-weight: bold;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, var(--primary-color) 0%, #1e293b 100%);
  color: var(--white);
  padding: 6rem 0;
  text-align: center;
}

.hero h1 {
  font-size: 3.5rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.hero p {
  font-size: 1.25rem;
  color: #cbd5e1;
  max-width: 600px;
  margin: 0 auto 2.5rem;
}

.btn {
  display: inline-block;
  padding: 1rem 2rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  border: none;
}

.btn-primary {
  background-color: var(--accent-color);
  color: var(--white);
}

.btn-primary:hover {
  background-color: var(--accent-hover);
  transform: translateY(-2px);
}

.btn-outline {
  background-color: transparent;
  border: 2px solid var(--accent-color);
  color: var(--accent-color);
}

.btn-outline:hover {
  background-color: var(--accent-color);
  color: var(--white);
}

/* Products Grid */
.products-section {
  padding: 5rem 0;
}

.section-title {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: var(--primary-color);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
}

.product-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
}

.product-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-5px);
}

.product-image-container {
  position: relative;
  padding-top: 100%;
  background-color: #f8fafc;
  overflow: hidden;
}

.product-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 1rem;
  transition: transform 0.5s ease;
}

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

.product-badges {
  position: absolute;
  top: 1rem;
  left: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  z-index: 10;
}

.badge {
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: bold;
  text-transform: uppercase;
}

.badge-new {
  background-color: var(--accent-color);
  color: var(--white);
}

.badge-category {
  background-color: var(--primary-color);
  color: var(--white);
}

.product-info {
  padding: 1.5rem;
}

.product-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--primary-color);
}

.product-title a {
  transition: var(--transition);
}

.product-title a:hover {
  color: var(--accent-color);
}

.product-price {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 1rem;
}

.product-actions {
  display: flex;
  gap: 1rem;
}

.btn-interest {
  flex: 1;
  background-color: var(--primary-color);
  color: var(--white);
  padding: 0.75rem;
  border-radius: var(--radius-md);
  font-weight: 500;
  text-align: center;
  transition: var(--transition);
  border: none;
  cursor: pointer;
}

.btn-interest:hover {
  background-color: var(--accent-color);
}

/* Modal / Form Interest */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(15, 23, 42, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  backdrop-filter: blur(4px);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background: var(--white);
  border-radius: var(--radius-lg);
  width: 90%;
  max-width: 500px;
  padding: 2.5rem;
  position: relative;
  transform: translateY(20px);
  transition: transform 0.3s ease;
  max-height: 90vh;
  overflow-y: auto;
}

.modal-overlay.active .modal-content {
  transform: translateY(0);
}

.modal-close {
  position: absolute;
  top: 1rem;
  right: 1.5rem;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-muted);
  transition: var(--transition);
  background: none;
  border: none;
}

.modal-close:hover {
  color: var(--primary-color);
}

.modal-title {
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  color: var(--primary-color);
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-weight: 500;
  margin-bottom: 0.5rem;
  color: var(--text-main);
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid #cbd5e1;
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 1rem;
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--accent-color);
  box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.2);
}

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

/* Cart Sidebar */
.cart-sidebar {
  position: fixed;
  top: 0;
  right: -400px;
  width: 100%;
  max-width: 400px;
  height: 100vh;
  background-color: var(--white);
  box-shadow: -5px 0 15px rgba(0,0,0,0.1);
  z-index: 1000;
  transition: right 0.3s ease;
  display: flex;
  flex-direction: column;
}

.cart-sidebar.active {
  right: 0;
}

.cart-header {
  padding: 1.5rem;
  border-bottom: 1px solid #e2e8f0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.cart-items {
  flex: 1;
  overflow-y: auto;
  padding: 1.5rem;
}

.cart-item {
  display: flex;
  gap: 1rem;
  padding-bottom: 1rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid #e2e8f0;
}

.cart-item-img {
  width: 80px;
  height: 80px;
  object-fit: cover;
  border-radius: var(--radius-md);
  background-color: #f8fafc;
}

.cart-item-details {
  flex: 1;
}

.cart-item-title {
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 0.25rem;
}

.cart-item-price {
  font-weight: bold;
  color: var(--accent-color);
}

.cart-item-remove {
  color: #ef4444;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 0.8rem;
  margin-top: 0.5rem;
}

.cart-footer {
  padding: 1.5rem;
  border-top: 1px solid #e2e8f0;
}

.cart-total {
  display: flex;
  justify-content: space-between;
  font-weight: bold;
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
}

/* Footer */
footer {
  background-color: var(--primary-color);
  color: var(--white);
  padding: 4rem 0 2rem;
  margin-top: 4rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-col h3 {
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
  color: var(--white);
}

.footer-col p {
  color: #cbd5e1;
  margin-bottom: 1rem;
}

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: #cbd5e1;
  transition: var(--transition);
}

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

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: #cbd5e1;
  font-size: 0.875rem;
}

/* Product Page Detail */
.product-detail-section {
  padding: 4rem 0;
}

.breadcrumb {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 2rem;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.breadcrumb a {
  color: var(--primary-color);
}

.breadcrumb a:hover {
  text-decoration: underline;
}

.product-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

.product-detail-image-wrapper {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.product-gallery {
  display: flex;
  gap: 1rem;
  overflow-x: auto;
  padding-bottom: 0.5rem;
}

.gallery-thumb {
  width: 80px;
  height: 80px;
  object-fit: contain;
  background-color: var(--white);
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
  padding: 0.25rem;
}

.gallery-thumb.active, .gallery-thumb:hover {
  border-color: var(--accent-color);
}

.product-detail-image {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}

.product-detail-info h1 {
  font-size: 2.5rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.product-detail-price {
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent-color);
  margin-bottom: 2rem;
}

.product-description {
  margin-bottom: 2rem;
  color: var(--text-main);
}

.product-description h3 {
  margin: 1.5rem 0 1rem;
  color: var(--primary-color);
}

.product-description ul {
  list-style: disc;
  padding-left: 1.5rem;
  margin-bottom: 1.5rem;
}

.product-options {
  margin-bottom: 2rem;
}

.option-group {
  margin-bottom: 1.5rem;
}

.option-label {
  font-weight: 600;
  margin-bottom: 0.5rem;
  display: block;
}

.size-selector {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.size-btn {
  padding: 0.5rem 1rem;
  border: 1px solid #cbd5e1;
  background: var(--white);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
}

.size-btn:hover, .size-btn.active {
  background: var(--primary-color);
  color: var(--white);
  border-color: var(--primary-color);
}

/* FAQ Section */
.faq-section {
  padding: 4rem 0;
  background-color: var(--white);
}

.faq-item {
  margin-bottom: 1.5rem;
  border-bottom: 1px solid #e2e8f0;
  padding-bottom: 1.5rem;
}

.faq-question {
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  color: var(--primary-color);
}

.faq-answer {
  color: var(--text-muted);
}

/* Admin Dashboard */
.admin-container {
  max-width: 1000px;
  margin: 2rem auto;
  padding: 2rem;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.admin-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid #e2e8f0;
}

.order-card {
  background: var(--secondary-color);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  margin-bottom: 1rem;
  border-left: 4px solid var(--accent-color);
}

.order-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: 1rem;
  font-weight: bold;
}

.order-details p {
  margin-bottom: 0.5rem;
}

.order-products {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px dashed #cbd5e1;
}

/* Responsive */
@media (max-width: 768px) {
  .hero h1 { font-size: 2.5rem; }
  .product-detail-grid { grid-template-columns: 1fr; gap: 2rem; }
  .nav-links { display: none; } /* Simple mobile menu implementation would go here */
}