/* ========================================
   Component Styles
   ======================================== */

/* ========================================
   Buttons
   ======================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-primary);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  line-height: 1;
  text-align: center;
  text-decoration: none;
  white-space: nowrap;
  border: 2px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  -webkit-user-select: none;
  user-select: none;
}

.btn:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Button Sizes */
.btn-sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
}

.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
}

/* Button Variants */
.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

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

.btn-secondary {
  background-color: var(--color-secondary);
  color: var(--color-white);
  border-color: var(--color-secondary);
}

.btn-secondary:hover {
  background-color: var(--color-secondary-dark);
  border-color: var(--color-secondary-dark);
  color: var(--color-white);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

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

.btn-outline-white {
  background-color: transparent;
  color: var(--color-white);
  border-color: var(--color-white);
}

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

.btn-ghost {
  background-color: transparent;
  color: var(--color-primary);
  border-color: transparent;
}

.btn-ghost:hover {
  background-color: var(--color-gray-100);
}

/* Button with Icon */
.btn-icon {
  padding: var(--space-3);
  border-radius: var(--radius-full);
}

.btn-icon.btn-sm {
  padding: var(--space-2);
}

.btn-icon.btn-lg {
  padding: var(--space-4);
}

/* ========================================
   Cards
   ======================================== */

.card {
  background-color: var(--color-white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--transition-base);
}

.card:hover {
  box-shadow: var(--shadow-lg);
}

.card-image {
  position: relative;
  overflow: hidden;
  aspect-ratio: 1;
  background-color: var(--color-gray-100);
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform var(--transition-slow);
}

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

.card-body {
  padding: var(--space-4);
}

.card-title {
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  color: var(--color-gray-900);
  margin-bottom: var(--space-2);
}

.card-text {
  font-size: var(--text-sm);
  color: var(--color-gray-600);
}

/* Product Card */
.product-card {
  position: relative;
  background-color: var(--color-white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--transition-base);
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.product-card .card-image {
  position: relative;
  aspect-ratio: 1;
  padding: var(--space-4);
  background-color: var(--color-gray-50);
}

.product-card .card-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform var(--transition-slow);
}

.product-card:hover .card-image img {
  transform: scale(1.08);
}

.product-card .card-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(180deg, transparent 0%, rgba(65, 22, 41, 0.9) 100%);
  opacity: 0;
  transition: opacity var(--transition-base);
}

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

.product-card .card-body {
  padding: var(--space-4);
  text-align: center;
}

.product-card .card-title {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--color-gray-800);
  margin: 0;
  transition: color var(--transition-fast);
}

@media (min-width: 768px) {
  .product-card .card-title {
    font-size: var(--text-base);
  }
}

.product-card:hover .card-title {
  color: var(--color-primary);
}

.product-card .card-link {
  position: absolute;
  inset: 0;
  z-index: 1;
}

/* ========================================
   Navigation Tabs
   ======================================== */

.nav-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  border-bottom: 2px solid var(--color-gray-200);
  padding-bottom: var(--space-4);
  margin-bottom: var(--space-6);
}

.nav-tabs .nav-item {
  flex-shrink: 0;
}

.nav-tabs .nav-link {
  display: inline-block;
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-gray-600);
  background-color: transparent;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.nav-tabs .nav-link:hover {
  color: var(--color-primary);
  background-color: var(--color-gray-100);
}

.nav-tabs .nav-link.active {
  color: var(--color-white);
  background-color: var(--color-primary);
  border-color: var(--color-primary);
}

/* Category Tabs (Horizontal Scroll) */
.category-tabs-wrapper {
  position: relative;
}

.category-tabs {
  display: flex;
  gap: var(--space-2);
  overflow-x: auto;
  scroll-behavior: smooth;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding-bottom: var(--space-2);
}

.category-tabs::-webkit-scrollbar {
  display: none;
}

.category-tabs .tab-btn {
  flex-shrink: 0;
  padding: var(--space-3) var(--space-5);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-gray-600);
  background-color: var(--color-gray-100);
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.category-tabs .tab-btn:hover {
  color: var(--color-primary);
  background-color: var(--color-gray-200);
}

.category-tabs .tab-btn.active {
  color: var(--color-white);
  background-color: var(--color-primary);
}

/* Mobile Category Select */
.category-select-wrapper {
  display: block;
  margin-bottom: var(--space-6);
}

@media (min-width: 768px) {
  .category-select-wrapper {
    display: none;
  }
}

.category-select-wrapper label {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--color-gray-700);
  margin-bottom: var(--space-2);
}

.category-select {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  font-weight: var(--font-medium);
  color: var(--color-gray-800);
  background-color: var(--color-white);
  border: 2px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: border-color var(--transition-fast);
  -webkit-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23757575' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-3) center;
  background-size: 20px;
  padding-right: var(--space-10);
}

.category-select:focus {
  outline: none;
  border-color: var(--color-primary);
}

/* Tab Content */
.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ========================================
   Dropdown
   ======================================== */

.dropdown {
  position: relative;
}

.dropdown-toggle {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}

.dropdown-toggle::after {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg);
  margin-top: -4px;
  transition: transform var(--transition-fast);
}

.dropdown:hover .dropdown-toggle::after,
.dropdown.active .dropdown-toggle::after {
  transform: rotate(-135deg);
  margin-top: 2px;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 220px;
  padding: var(--space-2);
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-fast);
  z-index: var(--z-dropdown);
}

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

.dropdown-menu-right {
  left: auto;
  right: 0;
}

.dropdown-item {
  display: block;
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-gray-700);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.dropdown-item:hover {
  color: var(--color-primary);
  background-color: var(--color-gray-50);
}

/* ========================================
   Social Links
   ======================================== */

.social-links {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  color: var(--color-gray-600);
  background-color: var(--color-white);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

.social-link:hover {
  color: var(--color-white);
  background-color: var(--color-primary);
  transform: translateY(-2px);
}

.social-link svg {
  width: 20px;
  height: 20px;
}

/* ========================================
   Grid System
   ======================================== */

.row {
  display: flex;
  flex-wrap: wrap;
  margin-left: calc(var(--space-3) * -1);
  margin-right: calc(var(--space-3) * -1);
}

.col {
  flex: 1 0 0%;
  padding-left: var(--space-3);
  padding-right: var(--space-3);
}

[class*="col-"] {
  padding-left: var(--space-3);
  padding-right: var(--space-3);
}

.col-6 { flex: 0 0 50%; max-width: 50%; }
.col-12 { flex: 0 0 100%; max-width: 100%; }

@media (min-width: 640px) {
  .sm\:col-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
  .sm\:col-6 { flex: 0 0 50%; max-width: 50%; }
}

@media (min-width: 768px) {
  .md\:col-3 { flex: 0 0 25%; max-width: 25%; }
  .md\:col-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
  .md\:col-6 { flex: 0 0 50%; max-width: 50%; }
}

@media (min-width: 1024px) {
  .lg\:col-3 { flex: 0 0 25%; max-width: 25%; }
  .lg\:col-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
}

/* Product Grid */
.product-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

@media (min-width: 640px) {
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-5);
  }
}

@media (min-width: 768px) {
  .product-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
  }
}

@media (min-width: 1024px) {
  .product-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ========================================
   Decorative Elements
   ======================================== */

.section-divider {
  position: relative;
  height: 1px;
  background-color: var(--color-gray-200);
}

.plus-icon {
  position: relative;
  display: flex;
  justify-content: flex-end;
  padding: var(--space-4) 0;
}

.plus-icon.left {
  justify-content: flex-start;
}

.plus-icon::before {
  content: '+';
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  font-size: var(--text-xl);
  font-weight: var(--font-light);
  color: var(--color-gray-400);
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-sm);
}

/* Quote Icon */
.quote-icon {
  display: inline-block;
  margin-bottom: var(--space-6);
}

.quote-icon svg {
  width: 48px;
  height: 40px;
  fill: var(--color-primary);
}

@media (min-width: 768px) {
  .quote-icon svg {
    width: 62px;
    height: 49px;
  }
}

/* ========================================
   Modal
   ======================================== */

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease, backdrop-filter 0.3s ease;
}

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

.modal {
  background-color: var(--color-white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  width: 100%;
  max-width: 500px;
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(20px) scale(0.95);
  transition: transform 0.3s ease;
}

.modal-overlay.active .modal {
  transform: translateY(0) scale(1);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--color-gray-200);
}

.modal-title {
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  color: var(--color-gray-900);
  margin: 0;
}

.modal-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: none;
  border: none;
  border-radius: var(--radius-full);
  color: var(--color-gray-500);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.modal-close:hover {
  background-color: var(--color-gray-100);
  color: var(--color-gray-700);
}

.modal-close svg {
  width: 20px;
  height: 20px;
}

.modal-body {
  padding: var(--space-6);
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--color-gray-200);
}

/* Quote Form */
.quote-form .form-group {
  margin-bottom: var(--space-4);
}

.quote-form .form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-gray-700);
  margin-bottom: var(--space-2);
}

.quote-form .form-label .required {
  color: var(--color-error);
}

.quote-form .form-input,
.quote-form .form-textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  color: var(--color-gray-800);
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.quote-form .form-input:focus,
.quote-form .form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(65, 22, 41, 0.1);
}

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

.quote-form .form-input.error,
.quote-form .form-textarea.error {
  border-color: var(--color-error);
}

.quote-form .product-info {
  background-color: var(--color-gray-50);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-gray-600);
}

.quote-form .product-info strong {
  color: var(--color-gray-900);
}