/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 0.85rem 2rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  border-radius: 12px; /* Rounded rectangle */
  transition: all 0.5s var(--ease-out-back);
  text-align: center;
  cursor: pointer;
  border: none;
  font-family: inherit;
  line-height: 1;
  font-size: 0.95rem;
  position: relative;
  z-index: 1;
  overflow: hidden;
}

.btn:hover {
  transform: translateY(-5px) scale(1.02);
}

.btn:active {
  transform: translateY(-2px) scale(0.98);
}

.btn i, .btn svg {
  flex-shrink: 0;
  width: 1.25rem;
  height: 1.25rem;
  stroke-width: 2.5;
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-primary {
  background: var(--color-black);
  color: var(--color-white);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--color-black);
  position: relative;
  overflow: hidden;
  transition: all 0.4s var(--ease-out-expo);
}

.btn-primary:hover {
  background: var(--color-accent);
  color: var(--color-black);
  box-shadow: 0 8px 25px rgba(212, 175, 55, 0.5);
  border-color: var(--color-accent);
  transform: translateY(-5px) scale(1.05);
  animation: goldPulse 1.5s infinite;
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent
  );
  transition: none;
}

.btn-primary:hover::before {
  animation: goldSweep 1.2s infinite;
}

.btn-primary:active {
  transform: translateY(-1px);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}

.btn-secondary {
  background-color: var(--color-black);
  color: var(--color-white);
  border: 1px solid var(--color-black);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  position: relative;
  overflow: hidden;
  transition: all 0.4s var(--ease-out-expo);
}

.btn-secondary:hover {
  background-color: var(--color-accent);
  color: var(--color-black);
  transform: translateY(-2px);
  border-color: var(--color-accent);
  box-shadow: 0 4px 12px rgba(212, 175, 55, 0.3);
}

.btn-secondary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent
  );
  transition: none;
}

.btn-secondary:hover::before {
  animation: goldSweep 1.2s infinite;
}

.btn-secondary:active {
  transform: translateY(0);
}

.btn-large {
  font-size: 1.1rem;
  padding: 1.1rem 3rem;
  gap: 14px;
}

.btn-large i, .btn-large svg {
  width: 1.4rem;
  height: 1.4rem;
}

.btn-block {
  display: flex;
  width: 100%;
}

.btn-icon {
  padding: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  color: var(--color-text);
}

.btn-icon:hover {
  background-color: var(--color-border);
}

/* Cards */
.product-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  transition: all 0.5s var(--ease-out-back);
  display: flex;
  flex-direction: column;
  position: relative;
  z-index: 5;
  border: 1px solid var(--color-border);
}

.product-card:hover {
  transform: translateY(-12px) scale(1.03) rotate(1deg);
  box-shadow: 0 30px 60px rgba(0,0,0,0.15);
  border-color: var(--color-accent);
}

.product-image {
  height: 220px;
  background-color: #f8f9fa;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  color: #ccc;
  position: relative;
  overflow: hidden;
}

.product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease-out-expo);
}

.product-card:hover .product-image img {
  transform: scale(1.1);
}

.product-info {
  padding: var(--spacing-sm);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.product-category {
  font-size: 0.75rem;
  color: var(--color-text-light);
  text-transform: uppercase;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.product-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
  color: var(--color-text);
}

.product-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: auto;
}

.product-price {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-accent);
}

.add-to-cart-btn {
  background-color: var(--color-black);
  color: var(--color-white);
  padding: 0.6rem 1.2rem;
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 0.875rem;
  transition: all 0.4s var(--ease-out-expo);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border: 1px solid var(--color-black);
  cursor: pointer;
  box-shadow: 0 4px 0 rgba(0,0,0,0.2);
  position: relative;
  overflow: hidden;
}

.add-to-cart-btn:hover {
  background-color: var(--color-accent);
  color: var(--color-black);
  transform: translateY(-3px) rotate(-1deg) scale(1.02);
  box-shadow: 0 6px 15px rgba(212, 175, 55, 0.4);
  border-color: var(--color-accent);
}

.add-to-cart-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.3),
    transparent
  );
  transition: none;
}

.add-to-cart-btn:hover::before {
  animation: goldSweep 1s infinite;
}

.add-to-cart-btn:active {
  transform: translateY(1px);
  box-shadow: 0 2px 0 rgba(212, 175, 55, 0.4);
}

/* Empty Cart */
.empty-cart-msg {
  text-align: center;
  padding: var(--spacing-xl);
  color: var(--color-text-light);
  font-weight: 600;
}

/* Inputs & Filters */
.filters-section {
  padding: 2rem 0;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.search-bar {
  display: flex;
  align-items: center;
  background: var(--color-white);
  border: 3px solid var(--color-text);
  border-radius: var(--radius-lg);
  padding: 0 0.75rem;
  width: 100%;
  max-width: 400px;
  height: 44px;
  box-sizing: border-box;
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.search-bar:focus-within {
  border-color: var(--color-accent);
  transform: translateY(-2px);
  box-shadow: 0 4px 0 var(--color-accent);
}

.search-bar input {
  border: none;
  outline: none;
  padding: 0 0.5rem;
  flex: 1;
  font-size: 1rem;
  font-family: inherit;
  font-weight: 600;
  height: 100%;
  background: transparent;
}

.search-bar .btn-icon {
  height: 32px;
  width: 32px;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}

.search-bar .btn-icon:hover {
  color: var(--color-accent);
  background: transparent;
}

.filter-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.5rem;
  padding: 10px 0; /* Add space for button animations */
}

.category-filters {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  padding: 5px 0; /* Add space for vertical lift on chips */
}

.filter-chip {
  height: 44px;
  padding: 0 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-white);
  border: 3px solid var(--color-text);
  border-radius: 22px;
  font-weight: 700;
  color: var(--color-text);
  white-space: nowrap;
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  cursor: pointer;
}

.filter-chip:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 0 var(--color-text);
}

.filter-chip.active {
  background-color: var(--color-black);
  border-color: var(--color-black);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 4px 0 var(--color-accent);
}

.filter-actions {
  display: flex;
  gap: var(--spacing-sm);
  align-items: center;
  padding: 5px 0; /* Space for sort dropdown lift */
}

.items-per-page-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  background: var(--color-white);
  padding: 0.5rem 1rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.items-per-page-wrapper label {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-text-light);
}

.pagination-select {
  height: 44px;
  padding: 0 2rem 0 0.5rem;
  border: 3px solid var(--color-text);
  border-radius: var(--radius-md);
  font-family: inherit;
  font-weight: 700;
  color: var(--color-text);
  background-color: var(--color-white);
  cursor: pointer;
  outline: none;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.5rem center;
  background-size: 1rem;
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.pagination-select:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 0 var(--color-text);
}

.pagination-select:focus {
  border-color: var(--color-accent);
  transform: translateY(-2px);
  box-shadow: 0 4px 0 var(--color-accent);
}

.sort-select {
  height: 44px;
  padding: 0 2rem 0 0.5rem; /* Balanced space for S and arrow */
  border: 3px solid var(--color-text);
  border-radius: var(--radius-md);
  font-family: inherit;
  font-weight: 700;
  color: var(--color-text);
  background-color: var(--color-white);
  cursor: pointer;
  outline: none;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.5rem center;
  background-size: 1rem;
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.sort-select:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 0 var(--color-text);
}

.sort-select:focus {
  border-color: var(--color-accent);
  transform: translateY(-2px);
  box-shadow: 0 4px 0 var(--color-accent);
}

/* Pagination Controls */
.pagination-footer {
  margin-top: var(--spacing-xl);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-lg);
  width: 100%;
  padding: var(--spacing-md) 0;
}

.pagination-controls {
  display: flex;
  justify-content: center;
  width: 100%;
}

.pagination-wrapper {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  background: var(--color-white);
  padding: 0.6rem;
  border: 3px solid var(--color-text);
  box-shadow: 6px 6px 0 var(--color-text);
  border-radius: 12px;
}

.page-numbers {
  display: flex;
  gap: 0.5rem;
}

.pagination-btn, .page-number {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 3px solid var(--color-text);
  background: var(--color-bg);
  font-weight: 800;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  border-radius: 8px;
  position: relative;
}

.pagination-btn:hover:not(:disabled), .page-number:hover {
  background: var(--color-accent);
  transform: translateY(-4px);
  box-shadow: 0 4px 0 var(--color-text);
  border-color: var(--color-text);
}

.pagination-btn:active:not(:disabled), .page-number:active {
  transform: translateY(-1px);
  box-shadow: 0 1px 0 var(--color-text);
}

.page-number.active {
  background: var(--color-black);
  color: var(--color-white);
  border-color: var(--color-black);
  transform: translateY(-2px);
  box-shadow: 0 4px 0 var(--color-accent);
}

.pagination-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
  border-color: var(--color-border);
  transform: none !important;
  box-shadow: none !important;
}

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

@keyframes bump {
  0% { transform: scale(1); }
  50% { transform: scale(1.4); }
  100% { transform: scale(1); }
}

.fade-in {
  animation: fadeIn 0.4s ease forwards;
}

.bump {
  animation: bump 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* Modals */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2500;
  display: flex;
  justify-content: center;
  align-items: center;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.4s ease, visibility 0.4s ease;
}

.modal.active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.modal.hidden {
  display: none !important;
}

.modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: saturate(160%);
  -webkit-backdrop-filter: saturate(160%);
  transition: all 0.4s ease;
}

.modal-content {
  width: 95%;
  max-width: 850px;
  position: relative;
  z-index: 2501;
  display: flex;
  flex-direction: column;
  box-shadow: 0 30px 80px rgba(0,0,0,0.5);
  border-radius: 24px;
  transform: scale(0.9) translateY(30px);
  opacity: 0;
  transition: all 0.5s var(--ease-out-back);
  overflow: hidden;
  background: var(--color-bg);
}

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

.product-detail-modal {
  max-height: 90vh;
  overflow-y: auto;
}

/* Auth Modal (used for phone collection) */
.auth-modal {
  max-width: 450px;
  padding: var(--spacing-lg);
  border: 4px solid var(--color-black);
  border-radius: 12px;
}

.auth-modal .modal-header {
  text-align: center;
  margin-bottom: var(--spacing-md);
}

.auth-modal .modal-body {
  padding: 0;
}

.close-btn-round {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  width: 40px;
  height: 40px;
  background: var(--color-white);
  color: var(--color-black);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  z-index: 2510;
  cursor: pointer;
  border: 1px solid rgba(0,0,0,0.1);
  transition: all 0.3s var(--ease-out-back);
}

.close-btn-round:hover {
  transform: rotate(90deg) scale(1.1);
  background-color: var(--color-accent);
  color: var(--color-black);
}

.product-detail-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-xl);
  padding: 1.5rem var(--spacing-xl);
  align-items: center;
}

@media (min-width: 768px) {
  .product-detail-layout {
    grid-template-columns: 1.2fr 1fr;
    gap: var(--spacing-xl);
    padding: 2rem var(--spacing-xl);
  }
}

.detail-image {
  font-size: 10rem;
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 1/1;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.detail-info {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.detail-info h2 {
  font-size: 2.75rem;
  font-weight: 800;
  line-height: 1.1;
  color: var(--color-text);
  margin-bottom: 0.2rem;
}

.detail-category {
  color: var(--color-accent);
  text-transform: uppercase;
  font-weight: 800;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  background: rgba(212, 175, 55, 0.1);
  padding: 0.4rem 0.8rem;
  border-radius: 50px;
  width: fit-content;
  margin-bottom: 0.4rem;
}

.detail-price {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--color-accent);
  margin-bottom: 0.4rem;
}

.detail-description {
  color: var(--color-text-light);
  line-height: 1.5;
  font-size: 1.1rem;
  margin-bottom: 1rem;
}

.product-detail-layout .btn-primary {
  padding: 1.2rem 2rem;
  font-size: 1.1rem;
  border-radius: 16px;
  transition: transform 0.2s ease;
}

.product-detail-layout .btn-primary:active {
  transform: scale(0.98);
}

/* Animations */
.bump {
  animation: bump 0.3s ease-out;
}

@keyframes bump {
  0% { transform: scale(1); }
  50% { transform: scale(1.4); }
  100% { transform: scale(1); }
}

.fade-in {
  animation: fadeIn 0.5s ease-out;
}

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