/* PriceCheck — standalone trade price checker */
:root {
  --bg: #0f0f17;
  --card-bg: #1a1a2e;
  --border: #2a2a3e;
  --text: #e0e0e0;
  --muted: #888;
  --accent: #7c8cff;
  --red: #e74c3c;
  --amber: #f39c12;
  --green: #27ae60;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; background: var(--bg); color: var(--text); line-height: 1.6; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: 1100px; margin: 0 auto; padding: 1.5rem; }

/* Nav */
.nav { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-bottom: 1.5rem; align-items: center; }
.nav .brand { font-weight: 700; font-size: 1.1rem; margin-right: auto; }
.nav a { padding: 0.4rem 0.8rem; border-radius: 8px; color: var(--muted); font-size: 0.9rem; }
.nav a:hover, .nav a.active { color: var(--text); background: var(--card-bg); text-decoration: none; }

/* Hero */
.hero { display: flex; justify-content: space-between; align-items: flex-start; flex-wrap: wrap; gap: 1rem; margin-bottom: 2rem; }
.hero h1 { font-size: 1.8rem; margin-bottom: 0.3rem; }
.hero .muted { color: var(--muted); }
.pill { display: inline-block; padding: 0.2rem 0.6rem; border-radius: 6px; font-size: 0.8rem; background: rgba(124,140,255,0.1); color: var(--accent); margin: 0.2rem 0.2rem 0 0; }

/* Summary cards */
.summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
}
.stat-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.2rem;
  text-align: center;
}
.stat-card .big { font-size: 2rem; font-weight: 700; line-height: 1.2; }
.stat-card .label { font-size: 0.85rem; color: var(--muted); margin-top: 0.3rem; }
.stat-card.red .big { color: var(--red); }
.stat-card.amber .big { color: var(--amber); }
.stat-card.green .big { color: var(--green); }

/* Action cards */
.action-cards { display: flex; flex-direction: column; gap: 1rem; margin: 1.5rem 0; }
.action-card {
  border-radius: 12px;
  padding: 1.2rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.8rem;
}
.action-card.red-card { background: rgba(231,76,60,0.08); border: 1px solid rgba(231,76,60,0.3); }
.action-card.amber-card { background: rgba(243,156,18,0.08); border: 1px solid rgba(243,156,18,0.3); }
.action-card .product-info { flex: 1; min-width: 250px; }
.action-card .product-name { font-weight: 700; font-size: 1rem; }
.action-card .product-code { color: var(--muted); font-size: 0.85rem; }
.action-card .price-compare { display: flex; gap: 1.5rem; align-items: center; flex-wrap: wrap; }
.action-card .price-box { text-align: center; }
.action-card .price-box .price-label { font-size: 0.75rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.05em; }
.action-card .price-box .price-value { font-size: 1.3rem; font-weight: 700; }
.action-card .price-box .price-value.you-paid { color: var(--red); }
.action-card .price-box .price-value.online { color: var(--green); }
.action-card .saving-box {
  background: rgba(231,76,60,0.15);
  color: var(--red);
  padding: 0.4rem 0.8rem;
  border-radius: 8px;
  font-weight: 700;
  font-size: 1.1rem;
  text-align: center;
}
.action-card .saving-box small { display: block; font-size: 0.75rem; font-weight: 400; }
.action-card .links { display: flex; gap: 0.5rem; flex-wrap: wrap; font-size: 0.85rem; margin-top: 0.3rem; }
.action-card .links a { color: var(--accent); padding: 0.2rem 0.5rem; border-radius: 6px; border: 1px solid rgba(124,140,255,0.3); }
.action-card .links a:hover { background: rgba(124,140,255,0.1); }

/* Table */
.overcharge-table { width: 100%; border-collapse: collapse; margin-top: 1rem; font-size: 0.9rem; }
.overcharge-table th { text-align: left; padding: 0.7rem 0.5rem; border-bottom: 2px solid var(--border); color: var(--muted); font-weight: 600; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.05em; }
.overcharge-table td { padding: 0.6rem 0.5rem; border-bottom: 1px solid var(--border); }
.overcharge-table tr:hover { background: rgba(255,255,255,0.03); }

.badge { display: inline-block; padding: 0.15rem 0.5rem; border-radius: 6px; font-size: 0.75rem; font-weight: 600; }
.badge-red { background: rgba(231,76,60,0.15); color: var(--red); }
.badge-amber { background: rgba(243,156,18,0.15); color: var(--amber); }
.badge-ok { background: rgba(39,174,96,0.15); color: var(--green); }
.supplier-badge { display: inline-block; padding: 0.15rem 0.5rem; border-radius: 6px; font-size: 0.75rem; font-weight: 600; background: rgba(100,100,255,0.1); color: var(--accent); }
.invoice-ref { font-family: monospace; font-weight: 600; color: var(--accent); }

/* Filters */
.filter-bar { display: flex; gap: 0.5rem; flex-wrap: wrap; margin: 1rem 0; }
.filter-btn { padding: 0.4rem 0.8rem; border-radius: 8px; border: 1px solid var(--border); background: transparent; color: var(--text); cursor: pointer; font-size: 0.85rem; }
.filter-btn.active { background: var(--accent); color: #fff; border-color: var(--accent); }
.filter-btn:hover { border-color: var(--accent); }

/* Misc */
.scan-meta { color: var(--muted); font-size: 0.85rem; margin-top: 0.5rem; }
.section-title { margin-top: 2rem; margin-bottom: 0.5rem; }
.section-subtitle { color: var(--muted); font-size: 0.9rem; margin-bottom: 1rem; }
.empty-state { text-align: center; padding: 3rem; color: var(--muted); }
.empty-state .icon { font-size: 3rem; margin-bottom: 1rem; }

/* PDF button */
.pdf-btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.6rem 1.2rem; border-radius: 8px;
  background: var(--accent); color: #fff; border: none;
  font-size: 0.9rem; font-weight: 600; cursor: pointer;
  margin-top: 1rem;
}
.pdf-btn:hover { opacity: 0.9; }

/* Responsive */
@media (max-width: 700px) {
  .action-card { flex-direction: column; align-items: flex-start; }
  .action-card .price-compare { width: 100%; }
  .overcharge-table { font-size: 0.8rem; }
  .overcharge-table th, .overcharge-table td { padding: 0.4rem 0.3rem; }
}