/* ============================================================
   Nexora Development — products.css
   Products overview page styles
   ============================================================ */

.products-page {
  padding-top: var(--nav-height);
  min-height: 100vh;
  background: var(--bg-primary);
}

/* ── Page header ─────────────────────────────────────────── */
.products-header {
  padding: 5rem 0 3rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg-void);
  position: relative;
  overflow: hidden;
}

.products-header::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--green-border), transparent);
}

.products-header-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 2rem;
}

.products-title-row {
  display: flex;
  align-items: baseline;
  gap: 1.25rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}

.products-title-row h1 { margin: 0; }

.product-count-badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  border: 1px solid var(--border-strong);
  border-radius: 3px;
  padding: 0.2em 0.7em;
  white-space: nowrap;
}

.products-header p {
  color: var(--text-secondary);
  font-size: 1rem;
  font-weight: 300;
}

/* ── Filter bar ──────────────────────────────────────────── */
.products-filter-bar {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  padding: 1.25rem 0;
  position: sticky;
  top: var(--nav-height);
  z-index: 100;
  backdrop-filter: blur(8px);
}

.filter-bar-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

/* Category pills */
.filter-pills {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.filter-pill {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.35rem 0.85rem;
  border: 1px solid var(--border-strong);
  border-radius: 3px;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.filter-pill:hover {
  border-color: var(--green-border);
  color: var(--text-primary);
}

.filter-pill.active {
  background: var(--green-dim);
  border-color: var(--green-border);
  color: var(--green);
}

/* Search */
.filter-search {
  flex: 1;
  min-width: 200px;
  max-width: 320px;
}

.filter-search-input {
  width: 100%;
  padding: 0.5rem 1rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-size: 0.875rem;
  transition: border-color var(--transition-fast);
  outline: none;
}

.filter-search-input::placeholder { color: var(--text-muted); }
.filter-search-input:focus { border-color: var(--green-border); }

/* Sort */
.filter-sort {
  margin-left: auto;
}

.filter-sort-select {
  padding: 0.5rem 1rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  color: var(--text-secondary);
  font-size: 0.8rem;
  font-family: var(--font-mono);
  cursor: pointer;
  outline: none;
  transition: border-color var(--transition-fast);
  appearance: none;
  -webkit-appearance: none;
  padding-right: 2rem;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236b7d6b' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
}

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

/* ── Products grid ───────────────────────────────────────── */
.products-grid-section {
  padding: 3rem 0 5rem;
}

.products-grid {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

/* ── Product card ────────────────────────────────────────── */
.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  cursor: pointer;
  transition: transform var(--transition-base), border-color var(--transition-base),
              box-shadow var(--transition-base);
  position: relative;
  text-decoration: none;
  color: inherit;
}

.product-card:hover {
  transform: translateY(-6px);
  border-color: var(--green-border);
  box-shadow: 0 0 0 1px var(--green-border), 0 16px 48px rgba(0, 0, 0, 0.4),
              0 0 32px rgba(0, 255, 13, 0.06);
  opacity: 1;
}

/* Image area */
.product-card-image {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--bg-elevated);
}

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

.product-card:hover .product-card-image img {
  transform: scale(1.04);
}

/* Fallback (no image) */
.product-card-image-fallback {
  width: 100%; height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-elevated);
}

.product-card-image-fallback .fallback-text {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  color: var(--text-muted);
  text-transform: uppercase;
}

/* Badge on card */
.product-card-badge {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 2;
}

/* Card body */
.product-card-body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  flex: 1;
}

.product-card-category {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.product-card-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.25;
}

.product-card-desc {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}

.product-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
}

.product-card-price {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--green);
}

.product-card-cta {
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
  letter-spacing: 0.06em;
  transition: color var(--transition-fast);
}

.product-card:hover .product-card-cta {
  color: var(--green);
}

/* ── Empty state ─────────────────────────────────────────── */
.products-empty {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 5rem 2rem;
  grid-column: 1 / -1;
  gap: 1rem;
}

.products-empty.visible { display: flex; }

.products-empty-icon {
  font-size: 3rem;
  opacity: 0.3;
}

.products-empty h3 {
  font-size: 1.25rem;
  color: var(--text-secondary);
  font-weight: 400;
}

.products-empty p {
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 1280px) {
  .products-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 1024px) {
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .filter-bar-inner { gap: 0.75rem; }
}

@media (max-width: 768px) {
  .filter-bar-inner { flex-direction: column; align-items: stretch; }
  .filter-search, .filter-sort { max-width: none; }
  .filter-sort { margin-left: 0; }
  .products-grid { grid-template-columns: repeat(2, 1fr); gap: 1rem; }
}

@media (max-width: 480px) {
  .products-grid { grid-template-columns: 1fr; }
  .products-header { padding: 3.5rem 0 2rem; }
}