:root {
  color-scheme: light dark;
  --bg: #f6f4f0;
  --bg-2: #ffffff;
  --bg-3: #ece8e1;
  --fg: #1c1a17;
  --muted: #6b655c;
  --line: #ddd7cc;
  --accent: #b87333;
  --accent-2: #8f5624;
  --hot: #c2410c;
  --active: #1d7a4a;
  --fading: #8a7a2a;
  --dead: #7a2a2a;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.06), 0 6px 20px rgba(0, 0, 0, 0.05);
  --radius: 14px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #131210;
    --bg-2: #1c1a17;
    --bg-3: #262320;
    --fg: #ece7df;
    --muted: #a39b8f;
    --line: #322e29;
    --accent: #d9904d;
    --accent-2: #f0b070;
    --hot: #f97350;
    --active: #4ade80;
    --fading: #d8c454;
    --dead: #f08080;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 8px 24px rgba(0, 0, 0, 0.35);
  }
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--accent-2); }
a:hover { text-decoration: none; }
img { max-width: 100%; height: auto; }
.wrap { max-width: 1160px; margin: 0 auto; padding: 0 16px; }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 8px; top: 8px; background: var(--bg-2); padding: 8px; z-index: 10; }
.muted { color: var(--muted); }
.req { color: var(--hot); font-size: 0.8em; font-weight: 500; }

/* header */
.top { position: sticky; top: 0; z-index: 5; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.top-inner { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 56px; }
.brand { display: inline-flex; align-items: center; gap: 8px; font-weight: 800; font-size: 1.25rem; letter-spacing: -0.02em; color: var(--fg); text-decoration: none; }
.brand .accent { color: var(--accent); }
.coin { width: 18px; height: 18px; border-radius: 50%; background: radial-gradient(circle at 35% 35%, #f0c48a, var(--accent) 60%, #6b3f16); box-shadow: inset 0 0 0 2px rgba(255, 255, 255, 0.25); }
.top nav { display: flex; gap: 4px; flex-wrap: wrap; justify-content: flex-end; }
.top nav a { color: var(--fg); text-decoration: none; padding: 6px 10px; border-radius: 8px; font-size: 0.92rem; }
.top nav a:hover { background: var(--bg-3); }
.top nav a.cta { background: var(--accent); color: #fff; font-weight: 600; }
@media (max-width: 640px) { .top nav a { padding: 6px 8px; font-size: 0.85rem; } }

/* hero */
.hero { padding: 32px 0 8px; }
.hero h1, .item h1 { font-size: clamp(1.6rem, 3.6vw, 2.4rem); line-height: 1.15; letter-spacing: -0.02em; margin: 0 0 10px; }
.lede { font-size: 1.05rem; color: var(--muted); max-width: 760px; margin: 0 0 18px; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 10px; margin: 18px 0 8px; }
.stats div { background: var(--bg-2); border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; }
.stats strong { display: block; font-size: 1.4rem; letter-spacing: -0.02em; }
.stats span { color: var(--muted); font-size: 0.82rem; }
@media (max-width: 600px) {
  .stats { grid-template-columns: repeat(3, 1fr); gap: 6px; }
  .stats div { padding: 8px 10px; }
  .stats strong { font-size: 1.1rem; }
  .stats span { font-size: 0.72rem; }
  .hero { padding-top: 20px; }
  .lede { font-size: 0.95rem; }
}

/* filters */
.filters { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin: 16px 0 12px; }
.filters input[type="search"], .filters select { padding: 10px 12px; border: 1px solid var(--line); border-radius: 10px; background: var(--bg-2); color: var(--fg); font: inherit; min-width: 0; }
.filters input[type="search"] { flex: 1 1 240px; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { display: inline-block; padding: 4px 10px; border-radius: 999px; font-size: 0.78rem; border: 1px solid var(--line); background: var(--bg-2); color: var(--fg); text-decoration: none; }
.chip-toggle { cursor: pointer; font: inherit; font-size: 0.82rem; }
.chip-toggle.is-on { background: var(--fg); color: var(--bg); border-color: var(--fg); }
.chip-link { border-color: var(--accent); color: var(--accent-2); }
.chip-pennycentral { border-color: #6a8fd8; }
.chip-ppm { border-color: #d86ab0; }
.chip-pennyrecon { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 14%, var(--bg-2)); }
.chip-check { display: inline-flex; align-items: center; gap: 6px; cursor: pointer; font-size: 0.82rem; padding: 6px 10px; }
.chip-check input { margin: 0; }
.focus-none { background: transparent; border: 1px dashed var(--line); color: var(--muted); }
.card-focus:empty { display: none; }
.count { width: 100%; margin: 0; color: var(--muted); font-size: 0.9rem; }

/* cards */
.grid { display: grid; grid-template-columns: 1fr; gap: 12px; margin: 8px 0 24px; }
@media (min-width: 720px) { .grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1100px) { .grid { grid-template-columns: 1fr 1fr 1fr; } }
.card { display: flex; gap: 14px; background: var(--bg-2); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; box-shadow: var(--shadow); }
.card.tier-hot { border-color: color-mix(in srgb, var(--hot) 55%, var(--line)); }
.card-media img, .noimg { width: 88px; height: 88px; border-radius: 10px; object-fit: contain; background: #fff; flex: 0 0 auto; }
.noimg { display: grid; place-items: center; background: var(--bg-3); color: var(--muted); font-weight: 700; }
.card-body { min-width: 0; flex: 1; }
.card-top { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; margin-bottom: 4px; }
.brand-line { margin: 0; font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); }
.card h3 { margin: 2px 0 6px; font-size: 1rem; line-height: 1.3; }
.card h3 a { color: var(--fg); text-decoration: none; }
.card h3 a:hover { color: var(--accent-2); }
.card-meta { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 6px; }
.card-meta.big { font-size: 1.05rem; margin: 8px 0; }
.sku { font: inherit; font-size: 0.85rem; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; background: var(--bg-3); border: 1px solid var(--line); border-radius: 8px; padding: 3px 8px; color: var(--fg); cursor: pointer; }
.sku:hover { border-color: var(--accent); }
.sku.copied { border-color: var(--active); color: var(--active); }
.retail { color: var(--muted); font-size: 0.85rem; }
.penny { color: var(--active); font-weight: 700; }
.card-stats { display: flex; flex-wrap: wrap; gap: 10px; font-size: 0.82rem; color: var(--muted); }
.card-stats strong { color: var(--fg); font-weight: 600; }
.card-focus { margin-top: 6px; font-size: 0.82rem; }
.focus { display: inline-block; padding: 3px 8px; border-radius: 8px; background: color-mix(in srgb, var(--accent) 14%, var(--bg-2)); }
.card-sources { margin-top: 8px; display: flex; flex-wrap: wrap; gap: 4px; }

.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: #fff; background: var(--muted); }
.badge-hot { background: var(--hot); }
.badge-active { background: var(--active); }
.badge-fading { background: var(--fading); color: #1c1a17; }
.badge-dead { background: var(--dead); }
.likely { font-size: 0.78rem; font-weight: 600; }
.likely-high { color: var(--active); }
.likely-medium { color: var(--fading); }
.likely-low { color: var(--muted); }
.score { font-size: 0.78rem; color: var(--muted); }
.empty { text-align: center; padding: 40px 0; color: var(--muted); }
.how { margin: 8px 0 32px; background: var(--bg-2); border: 1px solid var(--line); border-radius: var(--radius); padding: 10px 16px; }
.how summary { cursor: pointer; font-weight: 600; }
.how p { color: var(--muted); }

/* item page */
.crumbs { font-size: 0.85rem; color: var(--muted); margin: 16px 0; }
.item-head { display: flex; gap: 20px; align-items: flex-start; margin-bottom: 20px; }
.item-media img, .item-media .noimg { width: 160px; height: 160px; border-radius: 14px; font-size: 2rem; }
@media (max-width: 600px) { .item-head { flex-direction: column; } .item-media img, .item-media .noimg { width: 120px; height: 120px; } }
.item-grid { display: grid; grid-template-columns: 1fr; gap: 24px; margin-bottom: 40px; }
@media (min-width: 900px) { .item-grid { grid-template-columns: 3fr 2fr; } }
.item h2, main h2 { font-size: 1.15rem; margin: 22px 0 8px; }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 12px; background: var(--bg-2); }
table { border-collapse: collapse; width: 100%; font-size: 0.92rem; }
th, td { text-align: left; padding: 9px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); }
tr:last-child td { border-bottom: 0; }
.ids { display: grid; grid-template-columns: auto 1fr; gap: 4px 14px; margin: 0; font-size: 0.92rem; }
.ids dt { color: var(--muted); }
.ids dd { margin: 0; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.plain { list-style: none; padding: 0; margin: 0; }
.plain li { padding: 6px 0; border-bottom: 1px solid var(--line); font-size: 0.92rem; }
.tips { padding-left: 18px; font-size: 0.92rem; color: var(--muted); }
.tips li { margin-bottom: 6px; }
.btn { display: inline-block; background: var(--accent); color: #fff; font-weight: 600; padding: 10px 16px; border-radius: 10px; text-decoration: none; border: 0; font: inherit; cursor: pointer; }
.btn:hover { background: var(--accent-2); }
.btn-ghost { background: transparent; color: var(--accent-2); border: 1px solid var(--accent); }
.btn-ghost:hover { background: color-mix(in srgb, var(--accent) 12%, transparent); color: var(--fg); }
.cta-row { margin: 18px 0; }

/* states */
.state-list { columns: 2; list-style: none; padding: 0; margin: 12px 0 32px; }
@media (min-width: 700px) { .state-list { columns: 4; } }
.state-list li { padding: 5px 0; break-inside: avoid; }

/* form */
.form { max-width: 620px; display: grid; gap: 14px; margin: 16px 0 32px; }
.form label { display: grid; gap: 4px; font-weight: 600; font-size: 0.95rem; }
.form label small { font-weight: 400; color: var(--muted); }
.form input, .form select, .form textarea { font: inherit; padding: 10px 12px; border: 1px solid var(--line); border-radius: 10px; background: var(--bg-2); color: var(--fg); width: 100%; }
.form fieldset { border: 1px solid var(--line); border-radius: 12px; padding: 10px 14px; display: grid; gap: 6px; }
.form legend { font-weight: 600; padding: 0 6px; }
.form .radio { display: flex; gap: 8px; align-items: center; font-weight: 400; }
.form .radio input { width: auto; }
.form .row { display: grid; gap: 14px; grid-template-columns: 1fr 1fr; }
@media (max-width: 520px) { .form .row { grid-template-columns: 1fr; } }
.hp { position: absolute; left: -9999px; }
.msg { min-height: 1.4em; font-weight: 600; }
.msg.ok { color: var(--active); }
.msg.err { color: var(--hot); }

/* misc */
.ad-slot:not([hidden]) { min-height: 90px; margin: 12px 0; display: grid; place-items: center; border: 1px dashed var(--line); border-radius: 12px; color: var(--muted); font-size: 0.8rem; }
main > h1 { margin-top: 24px; }
main ol, main ul:not(.plain):not(.state-list):not(.tips) { padding-left: 20px; }
main li { margin-bottom: 6px; }
.foot { border-top: 1px solid var(--line); margin-top: 32px; padding: 24px 0 40px; color: var(--muted); font-size: 0.85rem; }
.foot p { max-width: 900px; }
.foot-links a { color: var(--muted); }
@media print {
  .top, .foot, .filters, .how, .ad-slot { display: none !important; }
  .grid { grid-template-columns: 1fr 1fr; gap: 6px; }
  .card { box-shadow: none; break-inside: avoid; }
}