/* ===== RESET & BASE STYLES ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: #333;
  background-color: #f8f8f8;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
  font-family: Georgia, 'Times New Roman', serif;
  font-weight: 400;
  line-height: 1.3;
  margin-bottom: 1rem;
  color: #111;
}

h1 {
  font-size: 2.5rem;
  margin: 0 0 1rem;
}

h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.5rem;
}

p {
  margin-bottom: 1rem;
}

a {
  color: #bfa14a;
  text-decoration: none;
  transition: color 0.3s ease;
}

a:hover, a:focus {
  color: #a08c3a;
  outline: 2px solid #bfa14a;
  outline-offset: 2px;
}

/* ===== LAYOUT COMPONENTS ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

.section {
  padding: 4rem 0;
}

.section-dark {
  background-color: #111;
  color: #f8f8f8;
}

.section-dark h1,
.section-dark h2,
.section-dark h3 {
  color: #f8f8f8;
}

/* ===== HEADER & NAVIGATION ===== */
.header {
  background-color: #fff;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}

.logo {
  display: inline-block;
}

.logo img {
  height: 40px;
  display: block;
}



.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-links a {
  color: #333;
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: 4px;
  transition: all 0.3s ease;
  display: block;
}

.nav-links a:hover,
.nav-links a:focus {
  background-color: #bfa14a;
  color: #fff;
}

.nav-links a.active {
  background-color: #bfa14a;
  color: #fff;
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: #333;
}

/* ===== HERO SECTION ===== */
.hero {
  position: relative;
  overflow: hidden;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #fff;
  margin-top: 80px;
}

.hero video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -2;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(17, 17, 17, 0.7), rgba(191, 161, 74, 0.3));
  z-index: -1;
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero-content h1 {
  font-size: 3.5rem;
  margin-bottom: 1rem;
  color: #fff;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.hero-content p {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  max-width: 600px;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.btn {
  display: inline-block;
  padding: 1rem 2rem;
  background-color: #bfa14a;
  color: #fff;
  border: none;
  border-radius: 4px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
}

.btn:hover,
.btn:focus {
  background-color: #a08c3a;
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(191, 161, 74, 0.3);
  outline: 2px solid #fff;
  outline-offset: 2px;
}

.btn-secondary {
  background-color: transparent;
  border: 2px solid #bfa14a;
  color: #bfa14a;
}

.btn-secondary:hover,
.btn-secondary:focus {
  background-color: #bfa14a;
  color: #fff;
}

/* ===== PRODUCT GRID ===== */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.product-card {
  background: #fff;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  cursor: pointer;
}

.product-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.product-image {
  width: 100%;
  height: 250px;
  background: linear-gradient(135deg, #f0f0f0, #e0e0e0);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #666;
  font-style: italic;
  position: relative;
  overflow: hidden;
}

.product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

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

.product-info {
  padding: 1.5rem;
}

.product-name {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: #111;
}

.product-price {
  font-size: 1.1rem;
  color: #bfa14a;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.product-description {
  color: #666;
  font-size: 0.9rem;
  line-height: 1.5;
}

.product-materials {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

.material-tag {
  background-color: #f0f0f0;
  color: #666;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  font-size: 0.8rem;
}

/* ===== FILTERS ===== */
.filters {
  background: #fff;
  padding: 2rem;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  margin-bottom: 2rem;
}

.filter-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
}

.filter-label {
  font-weight: 600;
  color: #333;
}

.filter-select {
  padding: 0.5rem;
  border: 2px solid #ddd;
  border-radius: 4px;
  background: #fff;
  font-size: 1rem;
  transition: border-color 0.3s ease;
}

.filter-select:focus {
  outline: none;
  border-color: #bfa14a;
}

.category-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

.category-chip {
  padding: 0.5rem 1rem;
  background: #f0f0f0;
  border: 2px solid transparent;
  border-radius: 25px;
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 0.9rem;
}

.category-chip:hover,
.category-chip.active {
  background: #bfa14a;
  color: #fff;
  border-color: #bfa14a;
}

/* ===== GRID UTILITIES ===== */
.two-column-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

/* ===== PRODUCT DETAIL PAGE ===== */
.product-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  margin-top: 2rem;
}

.product-gallery {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.main-image {
  width: 100%;
  height: 400px;
  background: linear-gradient(135deg, #f0f0f0, #e0e0e0);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #666;
  font-style: italic;
  overflow: hidden;
}

.main-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 8px;
}

.thumbnail-gallery {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
}

.thumbnail {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, #f0f0f0, #e0e0e0);
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.3s ease;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #999;
  font-size: 0.7rem;
  text-align: center;
  overflow: hidden;
}

.thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.thumbnail:hover,
.thumbnail.active {
  border: 2px solid #bfa14a;
}

.product-details h1 {
  margin-bottom: 0.5rem;
}

.product-price-large {
  font-size: 1.5rem;
  color: #bfa14a;
  font-weight: 600;
  margin-bottom: 1rem;
}

.product-specs {
  background: #f8f8f8;
  padding: 1.5rem;
  border-radius: 8px;
  margin: 1.5rem 0;
}

.spec-row {
  display: flex;
  justify-content: space-between;
  padding: 0.5rem 0;
  border-bottom: 1px solid #e0e0e0;
}

.spec-row:last-child {
  border-bottom: none;
}

.spec-label {
  font-weight: 600;
  color: #333;
}

.spec-value {
  color: #666;
}

/* ===== BREADCRUMBS ===== */
.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 2rem;
  font-size: 0.9rem;
  color: #666;
}

.breadcrumbs a {
  color: #bfa14a;
}

.breadcrumb-separator {
  color: #999;
}

/* ===== FORMS ===== */
.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: #333;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 0.75rem;
  border: 2px solid #ddd;
  border-radius: 4px;
  font-size: 1rem;
  transition: border-color 0.3s ease;
  font-family: inherit;
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: #bfa14a;
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

.form-message {
  padding: 1rem;
  border-radius: 4px;
  margin-bottom: 1rem;
  font-weight: 500;
}

.form-message.success {
  background-color: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
}

.form-message.error {
  background-color: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
}

/* ===== FOOTER ===== */
.footer {
  background-color: #111;
  color: #f8f8f8;
  padding: 3rem 0 1rem;
  margin-top: 4rem;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-section h3 {
  color: #bfa14a;
  margin-bottom: 1rem;
}

.footer-section p,
.footer-section a {
  color: #ccc;
}

.footer-section a:hover {
  color: #bfa14a;
}

.social-links {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
}

.social-link {
  display: inline-block;
  width: 40px;
  height: 40px;
  background-color: #333;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  transition: background-color 0.3s ease;
}

.social-link:hover {
  background-color: #bfa14a;
}

.footer-bottom {
  border-top: 1px solid #333;
  padding-top: 1rem;
  text-align: center;
  color: #999;
}

/* ===== SCROLL TO TOP ===== */
.scroll-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 50px;
  height: 50px;
  background-color: #bfa14a;
  color: #fff;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.scroll-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.scroll-to-top:hover {
  background-color: #a08c3a;
  transform: translateY(-2px);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
  .container {
    padding: 0 1rem;
  }

  .nav-links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    padding: 1rem;
    gap: 0;
  }

  .nav-links.active {
    display: flex;
  }

  .nav-links li {
    width: 100%;
  }

  .nav-links a {
    padding: 1rem;
    border-bottom: 1px solid #eee;
  }

  .nav-links li:last-child a {
    border-bottom: none;
  }

  .mobile-menu-toggle {
    display: block;
  }

  .hero-content h1 {
    font-size: 2.5rem;
  }

  .hero-content p {
    font-size: 1rem;
  }

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

  .product-detail {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .two-column-grid {
    grid-template-columns: 1fr;
  }

  .filter-group {
    flex-direction: column;
    align-items: stretch;
  }

  .category-filters {
    justify-content: center;
  }

  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .social-links {
    justify-content: center;
  }

  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.5rem;
  }

  .section {
    padding: 2rem 0;
  }
}

@media (max-width: 480px) {
  .hero-content h1 {
    font-size: 2rem;
  }

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

  .thumbnail-gallery {
    justify-content: center;
  }

  .breadcrumbs {
    flex-wrap: wrap;
  }
}

/* ===== ACCESSIBILITY ===== */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }
}

.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

/* Focus indicators */
button:focus,
input:focus,
textarea:focus,
select:focus {
  outline: 2px solid #bfa14a;
  outline-offset: 2px;
}

/* ===== LOADING STATES ===== */
.loading {
  opacity: 0.6;
  pointer-events: none;
}

.spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid #f3f3f3;
  border-top: 3px solid #bfa14a;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* ===== UTILITY CLASSES ===== */
.text-center {
  text-align: center;
}

.text-left {
  text-align: left;
}

.text-right {
  text-align: right;
}

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.hidden {
  display: none;
}

.fade-in {
  opacity: 0;
  animation: fadeIn 0.5s ease-in forwards;
}

@keyframes fadeIn {
  to {
    opacity: 1;
  }
}