:root {
  --bg: #0c0a09;
  --surface: #1c1917;
  --surface-2: #292524;
  --border: #3a3530;
  --text: #fdf6e9;
  --text-muted: #a8a29e;
  --text-dim: #6b6560;
  --accent: #f2b03d;
  --accent-text: #1c1308;
  --danger: #ef4444;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

.wrap { max-width: 760px; margin: 0 auto; padding: 28px 18px 60px; }

header h1 {
  font-size: 22px;
  font-weight: 600;
  margin: 0 0 4px;
  letter-spacing: 0.3px;
}
.subtitle { color: var(--text-muted); font-size: 14px; margin: 0 0 24px; }

.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 22px; }
.stat-card { background: var(--surface); border-radius: 10px; padding: 12px 14px; display: flex; flex-direction: column; gap: 4px; }
.stat-label { font-size: 12px; color: var(--text-dim); }
.stat-value { font-size: 20px; font-weight: 600; }

.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 20px; }
.tab-btn {
  background: none; border: none; color: var(--text-muted);
  font-size: 14px; padding: 9px 14px; cursor: pointer;
  border-bottom: 2px solid transparent; margin-bottom: -1px;
}
.tab-btn:hover { color: var(--text); }
.tab-btn.active { color: var(--accent); border-bottom-color: var(--accent); font-weight: 600; }

.tab-panel { display: none; }
.tab-panel.active { display: block; }

.dropzone {
  border: 1.5px dashed var(--border);
  border-radius: 12px;
  padding: 28px 16px;
  text-align: center;
  cursor: pointer;
  margin-bottom: 16px;
  transition: border-color 0.15s;
}
.dropzone:hover, .dropzone.drag-over { border-color: var(--accent); }
.dz-main { font-size: 14px; margin: 0 0 4px; }
.dz-sub { font-size: 12px; color: var(--text-dim); margin: 0; }

.error { color: var(--danger); font-size: 13px; margin: 0 0 14px; }
.hint { color: var(--text-dim); font-size: 13px; margin: 12px 0; }

.card-list { display: flex; flex-direction: column; gap: 10px; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px;
}

.item-card, .invoice-card { display: flex; gap: 12px; background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 12px; }
.item-card img, .invoice-card img { width: 64px; height: 64px; object-fit: cover; border-radius: 8px; flex-shrink: 0; }

.item-fields { flex: 1; display: grid; grid-template-columns: 1fr 1fr; gap: 6px; min-width: 0; }
.item-fields input[type="text"], .item-fields input.name-input { grid-column: 1 / -1; }

input, select {
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 13px;
  border-radius: 6px;
  padding: 6px 8px;
  width: 100%;
}
input:focus, select:focus { outline: 1px solid var(--accent); }

.name-input { font-size: 14px; font-weight: 600; background: transparent; border: none; border-bottom: 1px solid transparent; padding: 2px 0; }
.name-input:focus { border-bottom-color: var(--border); outline: none; }

.remove-btn { background: none; border: none; color: var(--text-dim); font-size: 12px; cursor: pointer; align-self: flex-start; }
.remove-btn:hover { color: var(--danger); }

.notes { font-size: 12px; color: var(--text-dim); grid-column: 1 / -1; margin: 2px 0 0; }

.btn-primary {
  background: var(--accent);
  color: var(--accent-text);
  border: none;
  font-weight: 600;
  font-size: 14px;
  padding: 9px 16px;
  border-radius: 8px;
  cursor: pointer;
}
.btn-primary:hover { filter: brightness(1.05); }
.btn-primary:disabled { opacity: 0.4; cursor: default; }

.sale-form { display: grid; grid-template-columns: 1fr 1fr 1fr auto; gap: 8px; margin-bottom: 18px; }
.sale-form select { grid-column: 1 / -1; }

.sale-row { display: flex; justify-content: space-between; font-size: 13px; background: var(--surface); border: 1px solid var(--border); border-radius: 8px; padding: 9px 12px; }
.sale-row .muted { color: var(--text-dim); }

.recs-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  font-size: 14px;
  line-height: 1.7;
  white-space: pre-wrap;
  margin-top: 14px;
}

table.line-items { width: 100%; font-size: 12px; color: var(--text-muted); border-collapse: collapse; margin-top: 10px; }
table.line-items th { text-align: left; font-weight: 400; color: var(--text-dim); padding-bottom: 4px; }
table.line-items td { padding: 4px 0; border-top: 1px solid var(--border); }
table.line-items td:last-child, table.line-items th:last-child { text-align: right; }

@media (max-width: 480px) {
  .stats { grid-template-columns: 1fr; }
  .item-fields { grid-template-columns: 1fr; }
  .sale-form { grid-template-columns: 1fr; }
}