/* ==========================================================================
   KALYANI JEWELERS - LUXURY JEWELRY STORE CSS
   Similar styling to premium jewelry websites like Senco Gold
   ========================================================================== */

/* CSS Reset & Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* Color Palette */
  --primary-gold: #D4AF37;
  --light-gold: #F5E6A3;
  --dark-gold: #B8941F;
  --white: #FFFFFF;
  --cream: #FBF9F4;
  --light-gray: #F8F8F8;
  --medium-gray: #6B7280;
  --dark-gray: #374151;
  --black: #1F2937;
  --accent-blue: #1E40AF;
  
  /* Typography */
  --font-primary: 'Cormorant Garamond', serif;
  --font-secondary: 'Inter', sans-serif;
  
  /* Spacing */
  --section-padding: 80px 0;
  --container-max-width: 1200px;
  
  /* Shadows */
  --shadow-light: 0 4px 6px rgba(0, 0, 0, 0.05);
  --shadow-medium: 0 10px 25px rgba(0, 0, 0, 0.1);
  --shadow-heavy: 0 20px 40px rgba(0, 0, 0, 0.15);
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-medium: 0.3s ease;
  --transition-slow: 0.5s ease;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-secondary);
  line-height: 1.6;
  color: var(--dark-gray);
  background: var(--white);
}

.container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 20px;
}

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

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

/* ==========================================================================
   HEADER STYLES
   ========================================================================== */

/* Top Bar */
.top-bar {
  background: var(--black);
  color: var(--white);
  padding: 8px 0;
  font-size: 14px;
}

.top-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.top-left, .top-right {
  display: flex;
  gap: 20px;
}

.top-left span, .top-right span {
  display: flex;
  align-items: center;
  gap: 5px;
}

/* Main Header */
.main-header {
  background: var(--white);
  box-shadow: var(--shadow-light);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 15px 0;
}

.logo-section {
  display: flex;
  align-items: center;
  gap: 15px;
}

.logo {
  height: 50px;
  width: auto;
}

.brand-name {
  font-family: var(--font-primary);
  font-size: 24px;
  font-weight: 700;
  color: var(--primary-gold);
  margin: 0;
}

.tagline {
  font-size: 12px;
  color: var(--medium-gray);
  margin: 0;
}

/* Navigation */
.main-nav {
  display: flex;
  align-items: center;
  gap: 30px;
}

.nav-link {
  font-weight: 500;
  color: var(--dark-gray);
  transition: var(--transition-fast);
  position: relative;
  padding: 10px 0;
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary-gold);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--primary-gold);
}

/* Dropdown */
.dropdown {
  position: relative;
}

.dropdown-content {
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--white);
  box-shadow: var(--shadow-medium);
  border-radius: 8px;
  padding: 15px 0;
  min-width: 200px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all var(--transition-fast);
}

.dropdown:hover .dropdown-content {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-content a {
  display: block;
  padding: 10px 20px;
  color: var(--dark-gray);
  transition: var(--transition-fast);
}

.dropdown-content a:hover {
  color: var(--primary-gold);
  background: var(--cream);
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 15px;
}

.search-btn {
  background: none;
  border: none;
  font-size: 18px;
  cursor: pointer;
  color: var(--dark-gray);
  transition: var(--transition-fast);
}

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

.cta-btn {
  background: var(--primary-gold);
  color: var(--white);
  padding: 12px 24px;
  border-radius: 6px;
  font-weight: 600;
  transition: var(--transition-fast);
}

.cta-btn:hover {
  background: var(--dark-gold);
  transform: translateY(-1px);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 20px;
  cursor: pointer;
  color: var(--dark-gray);
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */

.hero-section {
  position: relative;
  height: 80vh;
  min-height: 600px;
  overflow: hidden;
}

.hero-slider {
  position: relative;
  height: 100%;
}

.slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity var(--transition-slow);
}

.slide.active {
  opacity: 1;
}

.slide-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    135deg,
    var(--cream) 0%,
    var(--light-gold) 50%,
    var(--primary-gold) 100%
  );
}

.slide-bg.silver {
  background: linear-gradient(
    135deg,
    #F8F9FA 0%,
    #E9ECEF 50%,
    #C0C0C0 100%
  );
}

.slide-bg.diamond {
  background: linear-gradient(
    135deg,
    #E8F4FD 0%,
    #BFDBFE 50%,
    #60A5FA 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  height: 100%;
  gap: 50px;
}

.hero-text {
  padding: 40px 0;
}

.hero-title {
  font-family: var(--font-primary);
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--black);
  margin-bottom: 20px;
  line-height: 1.2;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--medium-gray);
  margin-bottom: 30px;
}

.hero-btn {
  display: inline-block;
  background: var(--black);
  color: var(--white);
  padding: 15px 40px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 1.1rem;
  transition: var(--transition-medium);
}

.hero-btn:hover {
  background: var(--dark-gray);
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium);
}

.jewelry-showcase {
  height: 400px;
  background: radial-gradient(
    circle at center,
    rgba(212, 175, 55, 0.3) 0%,
    rgba(212, 175, 55, 0.1) 50%,
    transparent 100%
  );
  border-radius: 20px;
  position: relative;
  overflow: hidden;
}

.jewelry-showcase.silver {
  background: radial-gradient(
    circle at center,
    rgba(192, 192, 192, 0.3) 0%,
    rgba(192, 192, 192, 0.1) 50%,
    transparent 100%
  );
}

.jewelry-showcase.diamond {
  background: radial-gradient(
    circle at center,
    rgba(96, 165, 250, 0.3) 0%,
    rgba(96, 165, 250, 0.1) 50%,
    transparent 100%
  );
}

.slider-controls {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 15px;
  z-index: 3;
}

.slide-btn {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.5);
  cursor: pointer;
  transition: var(--transition-fast);
}

.slide-btn.active {
  background: var(--white);
}

/* ==========================================================================
   SECTIONS
   ========================================================================== */

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-header h2 {
  font-family: var(--font-primary);
  font-size: 2.5rem;
  color: var(--black);
  margin-bottom: 15px;
}

.section-header p {
  font-size: 1.1rem;
  color: var(--medium-gray);
}

/* ==========================================================================
   PRICES SECTION
   ========================================================================== */

.prices-section {
  padding: var(--section-padding);
  background: var(--light-gray);
}

.prices-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.price-card {
  background: var(--white);
  border-radius: 16px;
  padding: 40px 30px;
  text-align: center;
  box-shadow: var(--shadow-light);
  transition: var(--transition-medium);
}

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

.price-card.gold {
  border-top: 4px solid var(--primary-gold);
}

.price-card.silver {
  border-top: 4px solid #C0C0C0;
}

.price-card.diamond {
  border-top: 4px solid var(--accent-blue);
}

.price-icon {
  font-size: 3rem;
  margin-bottom: 20px;
}

.price-info h3 {
  font-family: var(--font-primary);
  font-size: 1.5rem;
  margin-bottom: 15px;
  color: var(--black);
}

.price-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary-gold);
  margin-bottom: 10px;
}

.price-unit {
  color: var(--medium-gray);
  font-size: 0.9rem;
}

.price-note {
  text-align: center;
  margin-top: 30px;
  color: var(--medium-gray);
  font-size: 0.9rem;
}

/* ==========================================================================
   CATALOG SECTION
   ========================================================================== */

.catalog-section {
  padding: var(--section-padding);
  background: var(--cream);
}

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-bottom: 50px;
}

.catalog-item {
  background: var(--white);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-light);
  transition: var(--transition-medium);
  position: relative;
}

.catalog-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-medium);
}

.catalog-image {
  height: 250px;
  background: var(--light-gray);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.catalog-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-medium);
}

.catalog-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition-medium);
}

.catalog-item:hover .catalog-overlay {
  opacity: 1;
}

.view-catalog-btn {
  background: var(--primary-gold);
  color: var(--white);
  border: none;
  padding: 12px 25px;
  border-radius: 25px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-fast);
  transform: translateY(10px);
}

.catalog-item:hover .view-catalog-btn {
  transform: translateY(0);
}

.view-catalog-btn:hover {
  background: var(--dark-gold);
}

.catalog-item h3 {
  font-family: var(--font-primary);
  font-size: 1.4rem;
  padding: 20px 20px 10px;
  color: var(--black);
  margin: 0;
}

.catalog-item p {
  padding: 0 20px 20px;
  color: var(--medium-gray);
  margin: 0;
}

.catalog-actions {
  text-align: center;
  display: flex;
  gap: 20px;
  justify-content: center;
}

.request-catalog-btn,
.download-catalog-btn {
  background: var(--primary-gold);
  color: var(--white);
  padding: 15px 30px;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  transition: var(--transition-fast);
}

.request-catalog-btn:hover,
.download-catalog-btn:hover {
  background: var(--dark-gold);
  color: var(--white);
}

/* ==========================================================================
   CATEGORIES SECTION
   ========================================================================== */

.categories-section {
  padding: var(--section-padding);
  background: var(--white);
}

.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.category-card {
  background: var(--white);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-light);
  transition: var(--transition-medium);
  cursor: pointer;
}

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

.category-image {
  height: 200px;
  background: var(--cream);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

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

.category-card h3 {
  font-family: var(--font-primary);
  font-size: 1.5rem;
  padding: 20px 20px 10px;
  color: var(--black);
}

.category-card p {
  padding: 0 20px 20px;
  color: var(--medium-gray);
}

/* ==========================================================================
   PRODUCTS SECTION
   ========================================================================== */

.products-section {
  padding: var(--section-padding);
  background: var(--light-gray);
}

.product-filters {
  display: flex;
  justify-content: center;
  gap: 15px;
  margin-bottom: 50px;
  flex-wrap: wrap;
}

.filter-btn {
  background: var(--white);
  border: 2px solid var(--primary-gold);
  color: var(--primary-gold);
  padding: 10px 25px;
  border-radius: 25px;
  cursor: pointer;
  transition: var(--transition-fast);
  font-weight: 500;
}

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

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.product-card {
  background: var(--white);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-light);
  transition: var(--transition-medium);
}

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

.product-image {
  height: 250px;
  background: var(--cream);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

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

.product-info {
  padding: 25px;
}

.product-category {
  display: inline-block;
  background: var(--primary-gold);
  color: var(--white);
  padding: 5px 15px;
  border-radius: 15px;
  font-size: 0.8rem;
  font-weight: 500;
  margin-bottom: 15px;
}

.product-name {
  font-family: var(--font-primary);
  font-size: 1.3rem;
  color: var(--black);
  margin-bottom: 10px;
}

.product-description {
  color: var(--medium-gray);
  margin-bottom: 15px;
  font-size: 0.9rem;
}

.product-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.product-weight {
  color: var(--medium-gray);
  font-size: 0.9rem;
}

.product-price {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--primary-gold);
}

.product-actions {
  display: flex;
  gap: 10px;
}

.order-btn, .enquire-btn {
  flex: 1;
  padding: 12px;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-fast);
}

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

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

.enquire-btn {
  background: var(--white);
  color: var(--primary-gold);
  border: 2px solid var(--primary-gold);
}

.enquire-btn:hover {
  background: var(--primary-gold);
  color: var(--white);
}

.load-more {
  text-align: center;
  margin-top: 50px;
}

.load-more-btn {
  background: var(--primary-gold);
  color: var(--white);
  padding: 15px 40px;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-fast);
}

.load-more-btn:hover {
  background: var(--dark-gold);
}

/* ==========================================================================
   SERVICES SECTION
   ========================================================================== */

.services-section {
  padding: var(--section-padding);
  background: var(--white);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
}

.service-card {
  text-align: center;
  padding: 40px 20px;
  background: var(--cream);
  border-radius: 16px;
  transition: var(--transition-medium);
}

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

.service-icon {
  font-size: 3rem;
  margin-bottom: 20px;
}

.service-card h3 {
  font-family: var(--font-primary);
  font-size: 1.3rem;
  margin-bottom: 15px;
  color: var(--black);
}

.service-card p {
  color: var(--medium-gray);
}

/* ==========================================================================
   ABOUT SECTION
   ========================================================================== */

.about-section {
  padding: var(--section-padding);
  background: var(--light-gray);
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-text h2 {
  font-family: var(--font-primary);
  font-size: 2.5rem;
  color: var(--black);
  margin-bottom: 20px;
}

.about-text .lead {
  font-size: 1.2rem;
  color: var(--medium-gray);
  margin-bottom: 25px;
}

.about-text p {
  margin-bottom: 20px;
  color: var(--dark-gray);
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 40px;
}

.stat {
  text-align: center;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary-gold);
  margin-bottom: 5px;
}

.stat-label {
  color: var(--medium-gray);
  font-size: 0.9rem;
}

.workshop-showcase {
  height: 400px;
  background: var(--cream);
  border-radius: 16px;
  position: relative;
  overflow: hidden;
}

/* ==========================================================================
   CONTACT SECTION
   ========================================================================== */

.contact-section {
  padding: var(--section-padding);
  background: var(--white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 60px;
}

.contact-form {
  background: var(--light-gray);
  padding: 40px;
  border-radius: 16px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
  color: var(--dark-gray);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 15px;
  border: 2px solid #E5E7EB;
  border-radius: 8px;
  font-size: 1rem;
  transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-gold);
}

.form-actions {
  display: flex;
  gap: 15px;
}

.submit-btn,
.whatsapp-btn {
  padding: 15px 30px;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-fast);
  text-decoration: none;
  display: inline-block;
  text-align: center;
}

.submit-btn {
  background: var(--primary-gold);
  color: var(--white);
  flex: 1;
}

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

.whatsapp-btn {
  background: #25D366;
  color: var(--white);
  flex: 1;
}

.whatsapp-btn:hover {
  background: #1eb855;
}

.info-card {
  background: var(--cream);
  padding: 40px;
  border-radius: 16px;
}

.info-card h3 {
  font-family: var(--font-primary);
  font-size: 1.5rem;
  margin-bottom: 30px;
  color: var(--black);
}

.info-item {
  display: flex;
  align-items: flex-start;
  gap: 15px;
  margin-bottom: 25px;
}

.info-icon {
  font-size: 1.5rem;
  width: 40px;
  text-align: center;
}

.info-item strong {
  color: var(--black);
  margin-bottom: 5px;
  display: block;
}

.info-item p {
  margin: 0;
  color: var(--medium-gray);
}

.info-item a {
  color: var(--primary-gold);
  transition: var(--transition-fast);
}

.info-item a:hover {
  color: var(--dark-gold);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */

.main-footer {
  background: var(--black);
  color: var(--white);
  padding: 60px 0 20px;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  margin-bottom: 40px;
}

.footer-section h4 {
  font-family: var(--font-primary);
  font-size: 1.3rem;
  margin-bottom: 20px;
  color: var(--primary-gold);
}

.footer-section p {
  color: #D1D5DB;
  line-height: 1.6;
  margin-bottom: 15px;
}

.footer-section ul {
  list-style: none;
}

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

.footer-section ul li a {
  color: #D1D5DB;
  transition: var(--transition-fast);
}

.footer-section ul li a:hover {
  color: var(--primary-gold);
}

.contact-list li {
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-bottom {
  border-top: 1px solid #374151;
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.social-links {
  display: flex;
  gap: 15px;
}

.social-links a {
  font-size: 1.5rem;
  color: #D1D5DB;
  transition: var(--transition-fast);
}

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

/* ==========================================================================
   MOBILE MENU
   ========================================================================== */

.mobile-menu-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  z-index: 9999;
  display: none;
}

.mobile-menu-overlay.active {
  display: block;
}

.mobile-menu-content {
  position: absolute;
  top: 0;
  right: 0;
  width: 80%;
  max-width: 300px;
  height: 100%;
  background: var(--white);
  padding: 20px;
}

.mobile-menu-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
  padding-bottom: 20px;
  border-bottom: 1px solid #E5E7EB;
}

.close-mobile-menu {
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
  color: var(--dark-gray);
}

.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.mobile-nav a {
  padding: 15px 0;
  color: var(--dark-gray);
  font-weight: 500;
  border-bottom: 1px solid #F3F4F6;
  transition: var(--transition-fast);
}

.mobile-nav a:hover {
  color: var(--primary-gold);
}

/* ==========================================================================
   RESPONSIVE DESIGN
   ========================================================================== */

@media (max-width: 768px) {
  .container {
    padding: 0 15px;
  }
  
  /* Header */
  .main-nav {
    display: none;
  }
  
  .mobile-menu-btn {
    display: block;
  }
  
  .header-actions {
    gap: 10px;
  }
  
  .brand-name {
    font-size: 20px;
  }
  
  /* Hero */
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 40px 0;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  /* Sections */
  .section-header h2 {
    font-size: 2rem;
  }
  
  .about-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    grid-template-columns: 1fr 1fr;
    gap: 30px;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 20px;
    text-align: center;
  }
  
  .about-stats {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  
  .top-left, .top-right {
    flex-direction: column;
    gap: 10px;
  }
  
  .product-filters {
    gap: 10px;
  }
  
  .filter-btn {
    padding: 8px 16px;
    font-size: 0.9rem;
  }
  
  /* Catalog */
  .catalog-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
  }
  
  .catalog-actions {
    flex-direction: column;
    gap: 15px;
  }
  
  .catalog-actions .request-catalog-btn,
  .catalog-actions .download-catalog-btn {
    width: 100%;
    max-width: 300px;
    margin: 0 auto;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2rem;
  }
  
  .section-header h2 {
    font-size: 1.8rem;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
  }
  
  .categories-grid,
  .products-grid,
  .services-grid {
    grid-template-columns: 1fr;
  }
  
  .prices-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}

/* ==========================================================================
   UTILITY CLASSES
   ========================================================================== */

.hidden {
  display: none !important;
}

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

.text-gold {
  color: var(--primary-gold);
}

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

.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}