/**
 * GAT Ammo Finder — Stylesheet
 * Version: 1.0.0
 * Inherits GATDeals.com header/footer. Scoped to #gat-ammo-finder.
 */

/* ── Variables ─────────────────────────────────────────────────────────────── */
#gat-ammo-finder {
  --gaf-primary:      #c0392b;   /* GAT red */
  --gaf-primary-dark: #922b21;
  --gaf-accent:       #e67e22;   /* price highlight orange */
  --gaf-bg:           #0d1117;   /* dark background */
  --gaf-surface:      #161b22;   /* card background */
  --gaf-border:       #30363d;
  --gaf-text:         #e6edf3;
  --gaf-muted:        #8b949e;
  --gaf-green:        #3fb950;   /* "in stock" / best price */
  --gaf-radius:       8px;
  --gaf-radius-sm:    4px;
  --gaf-shadow:       0 2px 8px rgba(0,0,0,0.4);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--gaf-text);
  background: var(--gaf-bg);
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px 16px 48px;
  box-sizing: border-box;
}

*, *::before, *::after { box-sizing: inherit; }

/* ── Header ─────────────────────────────────────────────────────────────────── */
.gaf-header { margin-bottom: 24px; }
.gaf-title  { font-size: 28px; font-weight: 700; margin: 0 0 6px; color: var(--gaf-text); }
.gaf-subtitle { font-size: 14px; color: var(--gaf-muted); margin: 0; }

/* ── Caliber Nav ─────────────────────────────────────────────────────────────── */
.gaf-caliber-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.gaf-caliber-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: var(--gaf-surface);
  border: 1px solid var(--gaf-border);
  border-radius: 20px;
  color: var(--gaf-text);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
  white-space: nowrap;
}

.gaf-caliber-btn:hover {
  background: #21262d;
  border-color: var(--gaf-primary);
}

.gaf-caliber-btn.active {
  background: var(--gaf-primary);
  border-color: var(--gaf-primary);
  color: #fff;
}

.gaf-cal-count {
  font-size: 11px;
  background: rgba(255,255,255,0.15);
  border-radius: 10px;
  padding: 1px 6px;
}

.gaf-caliber-btn.active .gaf-cal-count {
  background: rgba(255,255,255,0.25);
}

/* ── Filter Bar ──────────────────────────────────────────────────────────────── */
.gaf-filters {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 12px;
  padding: 16px;
  background: var(--gaf-surface);
  border: 1px solid var(--gaf-border);
  border-radius: var(--gaf-radius);
  margin-bottom: 16px;
}

.gaf-filter-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.gaf-filter-group label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--gaf-muted);
}

.gaf-filters select {
  background: #0d1117;
  border: 1px solid var(--gaf-border);
  border-radius: var(--gaf-radius-sm);
  color: var(--gaf-text);
  font-size: 13px;
  padding: 6px 10px;
  min-width: 140px;
  cursor: pointer;
}

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

.gaf-btn-reset {
  padding: 6px 14px;
  background: transparent;
  border: 1px solid var(--gaf-border);
  border-radius: var(--gaf-radius-sm);
  color: var(--gaf-muted);
  font-size: 12px;
  cursor: pointer;
  align-self: flex-end;
  transition: color 0.15s, border-color 0.15s;
}
.gaf-btn-reset:hover { color: var(--gaf-text); border-color: var(--gaf-text); }

/* ── Stats Bar ───────────────────────────────────────────────────────────────── */
.gaf-stats-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 13px;
  color: var(--gaf-muted);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--gaf-border);
}

.gaf-stat-sep { color: var(--gaf-border); }
.gaf-stat-update { margin-left: auto; font-size: 12px; }

/* ── Results Grid ────────────────────────────────────────────────────────────── */
.gaf-results {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}

/* ── Cards ───────────────────────────────────────────────────────────────────── */
.gaf-card {
  background: var(--gaf-surface);
  border: 1px solid var(--gaf-border);
  border-radius: var(--gaf-radius);
  overflow: hidden;
  transition: border-color 0.15s, transform 0.15s, box-shadow 0.15s;
}

.gaf-card:hover {
  border-color: var(--gaf-primary);
  transform: translateY(-2px);
  box-shadow: var(--gaf-shadow);
}

.gaf-card-link {
  display: flex;
  flex-direction: column;
  height: 100%;
  text-decoration: none;
  color: inherit;
}

/* Card image */
.gaf-card-img-wrap {
  width: 100%;
  aspect-ratio: 16/9;
  background: #1c2128;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.gaf-card-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 8px;
}

.gaf-card-img-placeholder {
  width: 64px;
  height: 64px;
  background: var(--gaf-border);
  border-radius: 4px;
  opacity: 0.3;
}

/* Card body */
.gaf-card-body {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 14px;
  flex: 1;
}

.gaf-card-merchant {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--gaf-muted);
}

.gaf-card-name {
  font-size: 13px;
  line-height: 1.4;
  color: var(--gaf-text);
  /* clamp to 3 lines */
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Tags */
.gaf-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.gaf-tag {
  font-size: 11px;
  padding: 2px 7px;
  border-radius: 10px;
  background: #21262d;
  color: var(--gaf-muted);
  border: 1px solid var(--gaf-border);
}

.gaf-tag-type  { background: rgba(192,57,43,0.15); color: #e88; border-color: rgba(192,57,43,0.3); }
.gaf-tag-brand { background: rgba(230,126,34,0.1);  color: #e9a; border-color: rgba(230,126,34,0.3); }

/* Pricing */
.gaf-card-pricing {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-top: auto;
  padding-top: 4px;
}

.gaf-cpr {
  font-size: 22px;
  font-weight: 700;
  color: var(--gaf-green);
}

.gaf-total-price {
  font-size: 13px;
  color: var(--gaf-muted);
}

/* CTA */
.gaf-card-cta {
  font-size: 13px;
  font-weight: 600;
  color: var(--gaf-primary);
  transition: color 0.15s;
}

.gaf-card:hover .gaf-card-cta { color: #e05244; }

/* ── Load More ───────────────────────────────────────────────────────────────── */
.gaf-load-more {
  display: flex;
  justify-content: center;
  margin-top: 24px;
}

.gaf-btn-more {
  padding: 10px 32px;
  background: var(--gaf-surface);
  border: 1px solid var(--gaf-border);
  border-radius: 20px;
  color: var(--gaf-text);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}

.gaf-btn-more:hover {
  background: #21262d;
  border-color: var(--gaf-primary);
}

/* ── Spinner ─────────────────────────────────────────────────────────────────── */
.gaf-spinner {
  display: flex;
  justify-content: center;
  padding: 48px;
  grid-column: 1 / -1;
}

.gaf-spinner span {
  width: 32px;
  height: 32px;
  border: 3px solid var(--gaf-border);
  border-top-color: var(--gaf-primary);
  border-radius: 50%;
  animation: gaf-spin 0.7s linear infinite;
}

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

/* ── States ──────────────────────────────────────────────────────────────────── */
.gaf-placeholder,
.gaf-empty,
.gaf-error {
  grid-column: 1 / -1;
  text-align: center;
  padding: 48px 16px;
  color: var(--gaf-muted);
  font-size: 14px;
}

.gaf-error { color: #e05244; }

.gaf-caliber-loading {
  color: var(--gaf-muted);
  font-size: 13px;
  padding: 8px 0;
}

/* ── Disclosure ──────────────────────────────────────────────────────────────── */
.gaf-disclosure {
  font-size: 11px;
  color: var(--gaf-muted);
  margin-top: 32px;
  padding-top: 16px;
  border-top: 1px solid var(--gaf-border);
  line-height: 1.5;
}

/* ── Embed mode (iframe) ─────────────────────────────────────────────────────── */
.gat-ammo-embed {
  padding: 12px;
}

.gat-ammo-embed .gaf-header { display: none; }

/* ── Responsive ──────────────────────────────────────────────────────────────── */
@media (max-width: 600px) {
  .gaf-results {
    grid-template-columns: 1fr;
  }

  .gaf-filters {
    flex-direction: column;
    align-items: stretch;
  }

  .gaf-filters select {
    min-width: unset;
    width: 100%;
  }

  .gaf-title { font-size: 22px; }

  .gaf-cpr { font-size: 18px; }

  .gaf-caliber-nav {
    gap: 6px;
  }

  .gaf-caliber-btn {
    font-size: 12px;
    padding: 6px 10px;
  }
}