/* ==================== CSS VARIABLES ==================== */
:root {
  --gold-50: #fefce8;
  --gold-100: #fef9c3;
  --gold-200: #fef08a;
  --gold-300: #fde047;
  --gold-400: #facc15;
  --gold-500: #d4af37;
  --gold-600: #b8960f;
  --gold-700: #a17d0b;
  --gold-800: #856b12;
  --gold-900: #6f5816;

  --dark-50: #f6f6f6;
  --dark-100: #e7e7e7;
  --dark-200: #d1d1d1;
  --dark-300: #b0b0b0;
  --dark-400: #888888;
  --dark-500: #6d6d6d;
  --dark-600: #5d5d5d;
  --dark-700: #4f4f4f;
  --dark-800: #454545;
  --dark-900: #1a1a1a;
  --dark-950: #0d0d0d;

  --primary: var(--gold-500);
  --primary-hover: var(--gold-600);
  --bg-primary: #ffffff;
  --bg-secondary: #f8f8f8;
  --text-primary: var(--dark-900);
  --text-secondary: var(--dark-600);
  --text-light: #ffffff;
  --border-color: #e5e5e5;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
  --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.15);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --transition: all 0.3s ease;
}

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

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--text-primary);
  background: var(--bg-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Poppins', sans-serif;
  font-weight: 600;
  line-height: 1.3;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

ul { list-style: none; }

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.section {
  padding: 80px 0;
}

.section-title {
  text-align: center;
  margin-bottom: 50px;
}

.section-title h2 {
  font-size: 2.2rem;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.section-title p {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

.section-title .gold-line {
  width: 60px;
  height: 3px;
  background: var(--gold-500);
  margin: 15px auto 0;
  border-radius: 2px;
}

/* ==================== BUTTONS ==================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  font-size: 0.95rem;
  font-weight: 500;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  font-family: 'Inter', sans-serif;
}

.btn-primary {
  background: var(--gold-500);
  color: var(--dark-900);
}

.btn-primary:hover {
  background: var(--gold-600);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: var(--dark-900);
  color: var(--text-light);
}

.btn-secondary:hover {
  background: var(--dark-800);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--gold-500);
  border: 2px solid var(--gold-500);
}

.btn-outline:hover {
  background: var(--gold-500);
  color: var(--dark-900);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 8px 18px;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 16px 36px;
  font-size: 1.05rem;
}

/* ==================== NAVBAR ==================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition);
}

.navbar.scrolled {
  box-shadow: var(--shadow-md);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.navbar .logo {
  font-family: 'Poppins', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--dark-900);
}

.navbar .logo span {
  color: var(--gold-500);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 30px;
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
  padding: 5px 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gold-500);
  transition: var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--dark-900);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-links .btn {
  margin-left: 10px;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 5px;
}

.hamburger span {
  width: 25px;
  height: 2px;
  background: var(--dark-900);
  transition: var(--transition);
}

/* ==================== HERO ==================== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, #fdf8f0 0%, #fff 50%, #fdf8f0 100%);
  padding-top: 70px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(212, 175, 55, 0.08) 0%, transparent 70%);
  border-radius: 50%;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content h1 {
  font-size: 3.2rem;
  margin-bottom: 20px;
  line-height: 1.2;
}

.hero-content h1 span {
  color: var(--gold-500);
}

.hero-content p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 35px;
  max-width: 500px;
}

.hero-buttons {
  display: flex;
  gap: 15px;
}

.hero-image {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-image img {
  max-width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
}

.hero-image-placeholder {
  width: 100%;
  max-width: 500px;
  height: 400px;
  background: linear-gradient(135deg, var(--gold-100), var(--gold-200));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--gold-700);
  font-weight: 500;
}

/* ==================== CATEGORIES ==================== */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 25px;
}

.category-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
  cursor: pointer;
}

.category-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--gold-300);
}

.category-card .card-image {
  height: 200px;
  overflow: hidden;
}

.category-card .card-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: var(--bg-secondary, #f5f5f5);
  transition: var(--transition);
}

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

.category-card .card-body {
  padding: 20px;
}

.category-card .card-body h3 {
  font-size: 1.15rem;
  margin-bottom: 5px;
}

.category-card .card-body p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 15px;
}

/* ==================== PRODUCTS ==================== */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 25px;
}

.product-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
}

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

.product-card .card-image {
  height: 220px;
  overflow: hidden;
  position: relative;
}

.product-card .card-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: var(--bg-secondary, #f5f5f5);
  transition: var(--transition);
}

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

.product-card .card-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--gold-500);
  color: var(--dark-900);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
}

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

.product-card .card-body h3 {
  font-size: 1.05rem;
  margin-bottom: 8px;
}

.product-card .card-body p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.product-meta {
  display: flex;
  gap: 15px;
  margin-bottom: 15px;
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.product-meta span {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ==================== PORTFOLIO ==================== */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 25px;
}

.portfolio-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
}

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

.portfolio-card .card-image {
  height: 240px;
  overflow: hidden;
}

.portfolio-card .card-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: var(--bg-secondary, #f5f5f5);
  transition: var(--transition);
}

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

.portfolio-card .card-body {
  padding: 20px;
}

.portfolio-card .card-body .event-tag {
  display: inline-block;
  background: var(--gold-50);
  color: var(--gold-700);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 500;
  margin-bottom: 10px;
}

.portfolio-card .card-body h3 {
  font-size: 1.1rem;
  margin-bottom: 5px;
}

.portfolio-card .card-body .client-name {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 10px;
}

.portfolio-card .card-body p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ==================== TESTIMONIALS ==================== */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 25px;
}

.testimonial-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 30px;
  transition: var(--transition);
}

.testimonial-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.testimonial-card .stars {
  color: var(--gold-500);
  font-size: 1.1rem;
  margin-bottom: 15px;
}

.testimonial-card .review {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
  font-style: italic;
}

.testimonial-card .customer {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testimonial-card .customer .avatar {
  width: 45px;
  height: 45px;
  border-radius: 50%;
  background: var(--gold-100);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  color: var(--gold-700);
  font-size: 1.1rem;
}

.testimonial-card .customer .info h4 {
  font-size: 0.95rem;
  margin-bottom: 2px;
}

.testimonial-card .customer .info span {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* ==================== CONTACT CTA ==================== */
.cta-section {
  background: linear-gradient(135deg, var(--dark-900), var(--dark-800));
  padding: 80px 0;
  text-align: center;
}

.cta-section h2 {
  font-size: 2.2rem;
  color: var(--text-light);
  margin-bottom: 15px;
}

.cta-section p {
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 30px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

/* ==================== CONTACT FORM ==================== */
.contact-section {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 40px;
  align-items: stretch;
}

.contact-info {
  background: linear-gradient(160deg, var(--dark-900) 0%, #2a2440 100%);
  color: rgba(255, 255, 255, 0.92);
  border-radius: var(--radius-lg);
  padding: 45px 38px;
  box-shadow: var(--shadow-xl);
  position: relative;
  overflow: hidden;
}

.contact-info::before {
  content: '';
  position: absolute;
  top: -60px;
  right: -60px;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(212, 175, 55, 0.25) 0%, transparent 70%);
  border-radius: 50%;
}

.contact-info h3 {
  font-size: 1.6rem;
  margin-bottom: 16px;
  color: #fff;
}

.contact-info p {
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 35px;
  line-height: 1.7;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 22px;
  position: relative;
  z-index: 1;
}

.contact-details .detail {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 14px;
  border-radius: var(--radius-md);
  transition: var(--transition);
}

.contact-details .detail:hover {
  background: rgba(255, 255, 255, 0.06);
  transform: translateX(4px);
}

.contact-details .detail .icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--gold-400), var(--gold-600));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--dark-900);
  font-size: 1.25rem;
  flex-shrink: 0;
  box-shadow: 0 6px 16px rgba(212, 175, 55, 0.35);
}

.contact-details .detail h4 {
  font-size: 0.95rem;
  margin-bottom: 4px;
  color: #fff;
  font-weight: 600;
}

.contact-details .detail span {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.68);
  line-height: 1.5;
}

.contact-form {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-lg);
}

.contact-form h3 {
  font-size: 1.4rem;
  margin-bottom: 6px;
}

.contact-form > p.form-subtitle {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 25px;
}

.form-status {
  display: none;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  margin-bottom: 18px;
  font-weight: 500;
}

.form-status.visible {
  display: block;
}

.form-status.success {
  background: #ecfdf5;
  color: #047857;
  border: 1px solid #a7f3d0;
}

.form-status.error {
  background: #fef2f2;
  color: #b91c1c;
  border: 1px solid #fecaca;
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 6px;
  color: var(--text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-family: 'Inter', sans-serif;
  transition: var(--transition);
  background: var(--bg-primary);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--gold-500);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.1);
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 15px;
}

/* ==================== FOOTER ==================== */
.footer {
  background: var(--dark-900);
  color: rgba(255, 255, 255, 0.8);
  padding: 60px 0 30px;
}

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

.footer-brand h3 {
  font-size: 1.5rem;
  color: var(--text-light);
  margin-bottom: 15px;
}

.footer-brand h3 span {
  color: var(--gold-500);
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.7;
  max-width: 300px;
}

.footer h4 {
  color: var(--text-light);
  font-size: 1rem;
  margin-bottom: 20px;
}

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

.footer-links a {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.6);
}

.footer-links a:hover {
  color: var(--gold-500);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 25px;
  text-align: center;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
}

/* ==================== PAGE HEADER ==================== */
.page-header {
  padding: 120px 0 50px;
  background: linear-gradient(135deg, #fdf8f0 0%, #fff 50%, #fdf8f0 100%);
  text-align: center;
}

.page-header h1 {
  font-size: 2.5rem;
  margin-bottom: 10px;
}

.page-header p {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 500px;
  margin: 0 auto;
}

/* ==================== ABOUT PAGE ==================== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}

.about-content h2 {
  font-size: 2rem;
  margin-bottom: 20px;
}

.about-content p {
  color: var(--text-secondary);
  margin-bottom: 20px;
  line-height: 1.8;
}

.about-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.about-image img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 25px;
  margin-top: 50px;
}

.value-card {
  text-align: center;
  padding: 30px 20px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  transition: var(--transition);
}

.value-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: var(--gold-300);
}

.value-card .icon {
  width: 60px;
  height: 60px;
  background: var(--gold-50);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 15px;
  font-size: 1.5rem;
}

.value-card h3 {
  font-size: 1.1rem;
  margin-bottom: 10px;
}

.value-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* ==================== FILTERS ==================== */
.filters-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 30px;
  flex-wrap: wrap;
}

.filters-bar .search-box {
  flex: 1;
  max-width: 400px;
  position: relative;
}

.filters-bar .search-box input {
  width: 100%;
  padding: 12px 15px 12px 40px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-family: 'Inter', sans-serif;
}

.filters-bar .search-box input:focus {
  outline: none;
  border-color: var(--gold-500);
}

.filters-bar .search-box .search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-secondary);
}

.filters-bar select {
  padding: 12px 15px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-family: 'Inter', sans-serif;
  background: var(--bg-primary);
  cursor: pointer;
}

.filters-bar select:focus {
  outline: none;
  border-color: var(--gold-500);
}

/* ==================== PRODUCT DETAILS ==================== */
.product-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  padding: 120px 0 60px;
}

.product-gallery {
  position: relative;
}

.product-gallery .main-image {
  width: 100%;
  height: 450px;
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 15px;
}

.product-gallery .main-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: var(--bg-secondary, #f5f5f5);
}

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

.product-gallery .thumbnails img {
  width: 80px;
  height: 80px;
  object-fit: contain;
  background: var(--bg-secondary, #f5f5f5);
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition);
}

.product-gallery .thumbnails img.active,
.product-gallery .thumbnails img:hover {
  border-color: var(--gold-500);
}

.product-info h1 {
  font-size: 2rem;
  margin-bottom: 15px;
}

.product-info .category-tag {
  display: inline-block;
  background: var(--gold-50);
  color: var(--gold-700);
  padding: 4px 14px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 500;
  margin-bottom: 20px;
}

.product-info .description {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 25px;
}

.product-specs {
  margin-bottom: 25px;
}

.product-specs h3 {
  font-size: 1.1rem;
  margin-bottom: 12px;
}

.product-specs .spec-item {
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.9rem;
}

.product-specs .spec-item .label {
  color: var(--text-secondary);
}

.product-specs .spec-item .value {
  font-weight: 500;
}

.product-actions {
  display: flex;
  gap: 15px;
  margin-top: 30px;
}

/* ==================== TOAST ==================== */
.toast {
  position: fixed;
  bottom: 30px;
  right: 30px;
  padding: 15px 25px;
  border-radius: var(--radius-sm);
  color: white;
  font-size: 0.9rem;
  font-weight: 500;
  z-index: 10000;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.4s ease;
  box-shadow: var(--shadow-lg);
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

.toast.success {
  background: #10b981;
}

.toast.error {
  background: #ef4444;
}

/* ==================== LOADING ==================== */
.loading-spinner {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 60px 0;
}

.loading-spinner::after {
  content: '';
  width: 40px;
  height: 40px;
  border: 3px solid var(--border-color);
  border-top-color: var(--gold-500);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

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

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

/* ==================== RESPONSIVE ==================== */
@media (max-width: 1024px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-content p {
    margin: 0 auto 35px;
  }

  .hero-buttons {
    justify-content: center;
  }

  .hero-image {
    display: none;
  }

  .contact-section {
    grid-template-columns: 1fr;
  }

  .contact-info {
    padding: 35px 28px;
  }

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

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

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

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--bg-primary);
    flex-direction: column;
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
  }

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

  .hamburger {
    display: flex;
  }

  .hero-content h1 {
    font-size: 2.2rem;
  }

  .section-title h2 {
    font-size: 1.8rem;
  }

  .categories-grid,
  .products-grid {
    grid-template-columns: 1fr;
  }

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

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

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

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

  .footer-brand p {
    margin: 0 auto;
  }

  .page-header h1 {
    font-size: 2rem;
  }

  .filters-bar {
    flex-direction: column;
    align-items: stretch;
  }

  .filters-bar .search-box {
    max-width: 100%;
  }
}

@media (max-width: 480px) {
  .hero-content h1 {
    font-size: 1.8rem;
  }

  .btn-lg {
    padding: 12px 24px;
    font-size: 0.95rem;
  }

  .section {
    padding: 50px 0;
  }
}