/* ── Universal Shoppable Reels Explore Page ──
   Default palette is dark-background friendly.
   Add .rex-light to a parent wrapper for light-background themes.
   Themes can also override the CSS variables below.
────────────────────────────────────────────────── */

.rex-body,
:root {
  --rex-bg: #0a0a0a;
  --rex-surface: rgba(255, 255, 255, 0.08);
  --rex-surface-2: rgba(255, 255, 255, 0.06);
  --rex-surface-hover: rgba(255, 255, 255, 0.12);
  --rex-border: rgba(255, 255, 255, 0.12);
  --rex-border-focus: rgba(255, 255, 255, 0.25);
  --rex-text: #ffffff;
  --rex-text-muted: rgba(255, 255, 255, 0.55);
  --rex-placeholder: rgba(255, 255, 255, 0.45);
  --rex-btn-bg: #ffffff;
  --rex-btn-text: #000000;
  --rex-card-bg: #111111;
  --rex-select-option-bg: #1a1a1a;
}

.rex-light {
  --rex-bg: #f6f6f6;
  --rex-surface: rgba(0, 0, 0, 0.04);
  --rex-surface-2: rgba(0, 0, 0, 0.04);
  --rex-surface-hover: rgba(0, 0, 0, 0.08);
  --rex-border: rgba(0, 0, 0, 0.14);
  --rex-border-focus: rgba(0, 0, 0, 0.35);
  --rex-text: #111111;
  --rex-text-muted: rgba(0, 0, 0, 0.55);
  --rex-placeholder: rgba(0, 0, 0, 0.45);
  --rex-btn-bg: #111111;
  --rex-btn-text: #ffffff;
  --rex-card-bg: #e8e8e8;
  --rex-select-option-bg: #ffffff;
}

.rex-body {
  background: var(--rex-bg);
  color: var(--rex-text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  min-height: 100vh;
}

.rex-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--rex-bg) 96%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--rex-border);
}

.rex-header-inner {
  max-width: 720px;
  margin: 0 auto;
  padding: 18px 16px 10px;
}

.rex-search {
  position: relative;
  width: 100%;
}

.rex-search input {
  width: 100%;
  background: var(--rex-surface);
  border: 1px solid var(--rex-border);
  border-radius: 12px;
  padding: 13px 16px 13px 44px;
  color: var(--rex-text);
  font-size: 15px;
  outline: none;
  transition: background 0.2s, border-color 0.2s;
  box-sizing: border-box;
}

.rex-search input::placeholder { color: var(--rex-placeholder); }
.rex-search input:focus {
  background: var(--rex-surface-hover);
  border-color: var(--rex-border-focus);
}

.rex-search svg {
  position: absolute;
  left: 15px;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  stroke: var(--rex-placeholder);
  fill: none;
}

/* Filters */
.rex-filters {
  max-width: 720px;
  margin: 0 auto;
  padding: 8px 16px 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.rex-filters select,
.rex-filters input[type="number"] {
  background: var(--rex-surface-2);
  border: 1px solid var(--rex-border);
  border-radius: 20px;
  padding: 8px 14px;
  color: var(--rex-text);
  font-size: 13px;
  outline: none;
  min-width: auto;
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
}

.rex-filters input[type="number"] { width: 90px; cursor: text; }
.rex-filters select option { background: var(--rex-select-option-bg); color: var(--rex-text); }

.rex-filters button {
  background: var(--rex-btn-bg);
  color: var(--rex-btn-text);
  border: none;
  border-radius: 20px;
  padding: 8px 16px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.15s;
}

.rex-filters button:hover { opacity: 0.85; }

.rex-filters a {
  color: var(--rex-text-muted);
  text-decoration: none;
  font-size: 13px;
  padding: 8px 10px;
}

.rex-filters a:hover { color: var(--rex-text); }

/* Grid */
.rex-main {
  max-width: 1320px;
  margin: 0 auto;
  padding: 6px 2px 60px;
}

.rex-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3px;
}

@media (min-width: 640px) { .rex-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 900px) { .rex-grid { grid-template-columns: repeat(4, 1fr); } }
@media (min-width: 1200px) { .rex-grid { grid-template-columns: repeat(5, 1fr); } }

.rex-card {
  position: relative;
  aspect-ratio: 9 / 16;
  overflow: hidden;
  cursor: pointer;
  background: var(--rex-card-bg);
  border-radius: 0;
}

.rex-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: var(--poster);
  background-size: cover;
  background-position: center;
  transition: transform 0.35s ease, opacity 0.25s ease;
  z-index: 1;
}

.rex-card:hover::before { transform: scale(1.05); }
.rex-card.rex-playing::before { opacity: 0; }

.rex-card video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 2;
  opacity: 0;
  transition: opacity 0.25s ease;
  pointer-events: none;
}

.rex-card.rex-playing video { opacity: 1; }

.rex-overlay {
  position: absolute;
  inset: 0;
  z-index: 3;
  background: linear-gradient(to top, rgba(0,0,0,0.75) 0%, transparent 45%, rgba(0,0,0,0.25) 100%);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 14px;
  opacity: 0;
  transition: opacity 0.25s ease;
}

.rex-card:hover .rex-overlay,
.rex-card.rex-playing .rex-overlay { opacity: 1; }

.rex-play {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 48px;
  height: 48px;
  background: rgba(0,0,0,0.5);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 4;
  opacity: 0.9;
  transition: opacity 0.2s, transform 0.2s;
}

.rex-card:hover .rex-play { opacity: 1; transform: translate(-50%, -50%) scale(1.08); }
.rex-card.rex-playing .rex-play { opacity: 0; }

.rex-play svg {
  width: 18px;
  height: 18px;
  fill: #fff;
  margin-left: 2px;
}

.rex-top-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  font-weight: 600;
  color: #fff;
  text-shadow: 0 1px 3px rgba(0,0,0,0.6);
}

.rex-top-meta svg {
  width: 14px;
  height: 14px;
  fill: #fff;
}

.rex-bottom-meta { color: #fff; }

.rex-name {
  font-size: 13px;
  font-weight: 600;
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 6px;
  text-shadow: 0 1px 3px rgba(0,0,0,0.6);
}

.rex-price-row {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.rex-price {
  font-size: 14px;
  font-weight: 700;
}

.rex-was {
  font-size: 12px;
  color: rgba(255,255,255,0.65);
  text-decoration: line-through;
}

.rex-buy {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 8px;
  background: #fff;
  color: #000;
  border: none;
  border-radius: 16px;
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
}

.rex-empty {
  text-align: center;
  padding: 80px 22px;
  color: var(--rex-text-muted);
}

.rex-empty a {
  color: var(--rex-text);
  text-decoration: underline;
  display: inline-block;
  margin-top: 12px;
}

@media (max-width: 640px) {
  .rex-header-inner { padding: 14px 12px 8px; }
  .rex-search input { padding: 11px 14px 11px 40px; font-size: 14px; }
  .rex-search svg { width: 16px; height: 16px; left: 14px; }
  .rex-filters { padding: 6px 12px 12px; gap: 6px; }
  .rex-filters select,
  .rex-filters input[type="number"] { padding: 7px 11px; font-size: 12px; }
  .rex-filters input[type="number"] { width: 78px; }
  .rex-filters button { padding: 7px 13px; font-size: 12px; }
  .rex-main { padding: 4px 0 40px; }
  .rex-grid { gap: 2px; }
  .rex-overlay { padding: 10px; opacity: 1; background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 50%); }
  .rex-name { font-size: 12px; }
  .rex-play { width: 40px; height: 40px; opacity: 0.75; }
}