*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:         #111417;
  --surface:    #1c2028;
  --border:     #2e333d;
  --accent:     #e8952b;
  --accent-dim: #b8721e;
  --text:       #d8dde6;
  --muted:      #7a8494;
  --urgent:     #e84040;
  --soon:       #e8c130;
  --radius:     8px;
  --gap:        1.25rem;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, sans-serif;
  font-size: 1rem;
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ── Header ─────────────────────────────────────────────── */
header {
  background: #0a0c0f;
  border-bottom: 2px solid var(--accent);
  padding: 1.5rem 1rem;
  text-align: center;
}

header h1 {
  font-size: clamp(1.8rem, 5vw, 2.8rem);
  letter-spacing: .04em;
  color: var(--accent);
  text-transform: uppercase;
}

.tagline {
  color: var(--muted);
  font-size: .95rem;
  margin-top: .25rem;
  letter-spacing: .1em;
  text-transform: uppercase;
}

/* ── Main ────────────────────────────────────────────────── */
main {
  flex: 1;
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 2rem 1rem;
}

.empty {
  text-align: center;
  color: var(--muted);
  margin-top: 4rem;
  font-size: 1.1rem;
}

/* ── Grid ────────────────────────────────────────────────── */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--gap);
}

/* ── Card ────────────────────────────────────────────────── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform .15s, box-shadow .15s;
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 24px rgba(0,0,0,.5);
}

.card.urgent { border-top: 3px solid var(--urgent); }
.card.soon   { border-top: 3px solid var(--soon);   }

/* thumbnail */
.thumb-link {
  display: block;
  background: #0a0c0f;
  aspect-ratio: 4/3;
  overflow: hidden;
}

.thumb-link img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform .2s;
}

.thumb-link:hover img { transform: scale(1.04); }

.thumb-link.no-thumb {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  font-size: .85rem;
}

/* card body */
.card-body {
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: .6rem;
  flex: 1;
}

.card-title {
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.35;
}

.card-title a {
  color: var(--text);
  text-decoration: none;
}

.card-title a:hover { color: var(--accent); }

.card-desc {
  font-size: .875rem;
  color: var(--muted);
  line-height: 1.45;
}

/* meta row */
.card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .5rem;
  flex-wrap: wrap;
  margin-top: auto;
}

.price {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--accent);
}

.end-date {
  font-size: .8rem;
  color: var(--muted);
}

.end-date.urgent { color: var(--urgent); font-weight: 600; }
.end-date.soon   { color: var(--soon);   font-weight: 600; }

/* bid button */
.bid-btn {
  display: block;
  text-align: center;
  background: var(--accent);
  color: #000;
  font-weight: 700;
  font-size: .9rem;
  padding: .55rem 1rem;
  border-radius: calc(var(--radius) - 2px);
  text-decoration: none;
  transition: background .15s;
}

.bid-btn:hover { background: var(--accent-dim); }

/* ── Footer ──────────────────────────────────────────────── */
footer {
  text-align: center;
  padding: 1.5rem 1rem;
  color: var(--muted);
  font-size: .8rem;
  border-top: 1px solid var(--border);
}