/* Leka Design System Tokens */
:root {
  --purple: #8003FF;
  --navy: #182557;
  --cream: #FFF9E6;
  --magenta: #970260;
  --amber: #FFA900;
  --red-orange: #E54822;
  --white: #FFFFFF;
  --black: #000000;
  --navy-08: rgba(24, 37, 87, 0.08);
  --navy-60: rgba(24, 37, 87, 0.60);
  --navy-40: rgba(24, 37, 87, 0.40);
  --font: 'Manrope', sans-serif;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-full: 9999px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: var(--font);
  background: #F5F3EF;
  color: var(--navy);
  min-height: 100vh;
}

/* Header */
.header {
  background: var(--navy);
  padding: 24px 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.brand-accent {
  width: 6px;
  height: 48px;
  background: var(--purple);
  border-radius: 4px;
}

.brand-title {
  font-size: 28px;
  font-weight: 800;
  color: var(--cream);
  letter-spacing: -0.5px;
}

.brand-subtitle {
  font-size: 14px;
  font-weight: 400;
  color: var(--cream);
  opacity: 0.6;
}

.header-stats {
  display: flex;
  gap: 24px;
}

.stat-item { text-align: center; }
.stat-value { font-size: 24px; font-weight: 800; color: var(--cream); }
.stat-label { font-size: 12px; font-weight: 500; color: var(--cream); opacity: 0.5; }

/* Filters */
.filters {
  background: var(--white);
  border-bottom: 1px solid var(--navy-08);
  padding: 24px 0;
}

.filters-inner {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 40px;
}

.search-box {
  position: relative;
  margin-bottom: 16px;
}

.search-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  color: var(--navy-40);
}

.search-input {
  width: 100%;
  padding: 14px 16px 14px 48px;
  border: 1px solid var(--navy-08);
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 16px;
  color: var(--navy);
  outline: none;
  transition: border-color 0.2s;
}

.search-input:focus { border-color: var(--purple); }
.search-input::placeholder { color: var(--navy-40); }

.filter-row {
  display: flex;
  align-items: flex-end;
  gap: 16px;
  flex-wrap: wrap;
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.filter-label {
  font-size: 12px;
  font-weight: 500;
  color: var(--navy-60);
}

.filter-select {
  padding: 10px 14px;
  border: 1px solid var(--navy-08);
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 14px;
  color: var(--navy);
  background: var(--white);
  outline: none;
  min-width: 160px;
}

.filter-select:focus { border-color: var(--purple); }

/* Buttons */
.btn-primary {
  background: var(--purple);
  color: var(--white);
  border: none;
  padding: 10px 32px;
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.2s;
  white-space: nowrap;
}

.btn-primary:hover { opacity: 0.9; }

.btn-secondary {
  background: transparent;
  color: var(--navy);
  border: 1px solid var(--navy-08);
  padding: 10px 24px;
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
  white-space: nowrap;
}

.btn-secondary:hover { background: var(--navy-08); }

/* Series Badges */
.categories {
  max-width: 1440px;
  margin: 0 auto;
  padding: 24px 40px 0;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.2s;
  border: none;
}

.badge:hover { opacity: 0.85; }
.badge-purple { background: var(--purple); color: var(--white); }
.badge-amber { background: var(--amber); color: var(--navy); }
.badge-magenta { background: var(--magenta); color: var(--white); }
.badge-red-orange { background: var(--red-orange); color: var(--white); }
.badge-navy { background: var(--navy); color: var(--cream); }
.badge-outline { background: transparent; color: var(--navy); border: 1px solid var(--navy-08); }

.badge-count {
  background: rgba(255,255,255,0.25);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: 11px;
}

.badge-navy .badge-count { background: rgba(255,255,255,0.15); }

/* Product Grid */
.product-grid {
  max-width: 1440px;
  margin: 0 auto;
  padding: 24px 40px 40px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}

/* Product Card */
.product-card {
  background: var(--white);
  border: 1px solid var(--navy-08);
  border-radius: var(--radius-md);
  box-shadow: 0px 2px 8px var(--navy-08);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.2s, transform 0.15s;
  cursor: pointer;
}

.product-card:hover {
  box-shadow: 0px 4px 16px rgba(24, 37, 87, 0.12);
  transform: translateY(-2px);
}

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

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 12px;
}

.card-image-placeholder {
  font-size: 48px;
  opacity: 0.15;
}

.card-series-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 10px;
  font-weight: 600;
  background: var(--navy);
  color: var(--cream);
}

.card-new-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 10px;
  font-weight: 600;
  background: var(--red-orange);
  color: var(--white);
}

.card-body {
  padding: 16px 20px 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}

.card-code {
  font-size: 12px;
  font-weight: 500;
  color: var(--purple);
  letter-spacing: 0.5px;
}

.card-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--navy);
  line-height: 1.3;
}

.card-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 4px;
}

.spec-tag {
  font-size: 11px;
  font-weight: 500;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  background: rgba(128, 3, 255, 0.08);
  color: var(--purple);
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  border-top: 1px solid var(--navy-08);
}

.card-dims {
  font-size: 12px;
  font-weight: 500;
  color: var(--navy-60);
}

.card-downloads {
  display: flex;
  gap: 6px;
}

.download-icon {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  background: var(--navy-08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: 700;
  color: var(--navy);
  text-decoration: none;
  transition: background 0.2s;
}

.download-icon:hover {
  background: var(--purple);
  color: var(--white);
}

/* Modal */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 1000;
  justify-content: center;
  align-items: center;
  padding: 20px;
}

.modal-overlay.active {
  display: flex;
}

.modal {
  background: var(--white);
  border-radius: var(--radius-md);
  max-width: 900px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: none;
  background: var(--navy-08);
  font-size: 20px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
}

.modal-close:hover { background: var(--navy); color: var(--white); }

.modal-images {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 24px 24px 0;
}

.modal-images img {
  height: 280px;
  border-radius: var(--radius-sm);
  object-fit: contain;
  background: var(--cream);
  flex-shrink: 0;
}

.modal-content {
  padding: 24px;
}

.modal-title {
  font-size: 28px;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 4px;
}

.modal-code {
  font-size: 14px;
  color: var(--purple);
  font-weight: 600;
  margin-bottom: 16px;
}

.modal-section {
  margin-bottom: 20px;
}

.modal-section h3 {
  font-size: 14px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.specs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 8px;
}

.spec-item {
  background: #F5F3EF;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
}

.spec-item-label {
  font-size: 11px;
  font-weight: 500;
  color: var(--navy-60);
  margin-bottom: 2px;
}

.spec-item-value {
  font-size: 14px;
  font-weight: 600;
  color: var(--navy);
}

.modal-downloads {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.modal-download-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  background: var(--navy-08);
  color: var(--navy);
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
  transition: background 0.2s;
}

.modal-download-btn:hover {
  background: var(--purple);
  color: var(--white);
}

.modal-certs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.cert-badge {
  font-size: 11px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  background: rgba(128, 3, 255, 0.08);
  color: var(--purple);
}

.modal-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 24px;
  border-radius: var(--radius-sm);
  background: var(--purple);
  color: var(--white);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  transition: opacity 0.2s;
}

.modal-link:hover { opacity: 0.9; }

/* Loading */
.loading {
  grid-column: 1 / -1;
  text-align: center;
  padding: 80px 0;
  color: var(--navy-60);
}

.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid var(--navy-08);
  border-top-color: var(--purple);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto 16px;
}

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

.load-more { text-align: center; padding: 0 40px 40px; }

.no-results {
  grid-column: 1 / -1;
  text-align: center;
  padding: 80px 0;
  color: var(--navy-60);
}

.no-results h3 {
  font-size: 24px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--navy);
}

/* Footer */
.footer {
  background: var(--navy);
  padding: 32px 40px;
  text-align: center;
  color: var(--cream);
  font-size: 14px;
  font-weight: 500;
}

.footer-sub {
  font-size: 12px;
  opacity: 0.4;
  margin-top: 4px;
}

/* Responsive */
@media (max-width: 768px) {
  .header-inner { flex-direction: column; gap: 16px; padding: 0 20px; }
  .filters-inner { padding: 0 20px; }
  .filter-row { flex-direction: column; align-items: stretch; }
  .filter-select { min-width: unset; width: 100%; }
  .categories { padding: 16px 20px 0; }
  .product-grid { padding: 16px 20px 20px; grid-template-columns: 1fr; }
  .header-stats { gap: 16px; }
  .modal { margin: 10px; }
  .modal-images img { height: 200px; }
}