:root {
  --bg: #0b0c0f;
  --bg-soft: #151821;
  --card: #12141b;
  --text: #f4f5f6;
  --muted: #a3a3a3;
  --accent: #5eead4;
  --line: #262a38;
  --danger: #f87171;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Noto Sans TC", "Segoe UI", sans-serif;
  color: var(--text);
  background: radial-gradient(circle at 20% 10%, #1a1d2a, var(--bg) 55%);
  min-height: 100vh;
}

main {
  max-width: 1080px;
  margin: 0 auto;
  padding: 20px;
}

.hero {
  max-width: 1180px;
  margin: 0 auto;
  padding: 32px 20px 16px;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 20px;
  align-items: center;
}

.hero-image {
  width: 100%;
  border-radius: 20px;
  border: 1px solid var(--line);
}

.eyebrow {
  color: var(--accent);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0 0 12px;
}

.lead {
  color: #d6d6d6;
  line-height: 1.5;
}

.price {
  font-size: 2rem;
  font-weight: 700;
  margin-top: 20px;
}

.card {
  background: linear-gradient(180deg, #12141b, #0f1218);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 20px;
  margin-bottom: 16px;
}

.specs ul {
  margin-top: 0;
  line-height: 1.9;
}

.exploded {
  width: 100%;
  border-radius: 12px;
  margin-top: 10px;
}

label {
  display: block;
  margin-bottom: 12px;
  font-size: 0.95rem;
}

input,
textarea,
select,
button {
  width: 100%;
  margin-top: 6px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: #0c0f14;
  color: var(--text);
  padding: 10px 12px;
  font-size: 0.95rem;
}

input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin: 0;
  accent-color: #14b8a6;
  vertical-align: middle;
}

.same-buyer-row {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  width: auto;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.03);
  cursor: pointer;
}

.same-buyer-wrap {
  grid-column: 1 / -1;
  margin: -2px 0 2px;
}

.same-buyer-row span {
  font-size: 0.95rem;
  line-height: 1;
}

button {
  cursor: pointer;
  background: linear-gradient(90deg, #14b8a6, #0ea5e9);
  border: none;
  color: #03131c;
  font-weight: 700;
}

button.secondary {
  background: #1f2937;
  color: #e5e7eb;
  border: 1px solid #374151;
}

button.danger {
  background: #7f1d1d;
  color: #fee2e2;
  border: 1px solid #b91c1c;
}

button:disabled {
  opacity: 0.6;
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.muted {
  color: var(--muted);
}

.captcha-box {
  min-height: 65px;
}

a {
  color: #67e8f9;
}

footer {
  text-align: center;
  padding: 20px;
}

.admin-wrap {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

.hidden {
  display: none;
}

.admin-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.filters {
  display: grid;
  grid-template-columns: 2fr 1fr auto;
  gap: 10px;
  margin-bottom: 14px;
}

.summary-strip {
  display: flex;
  gap: 24px;
  align-items: center;
  margin-bottom: 12px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.02);
}

.summary-strip p {
  margin: 0;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
}

th,
td {
  border-bottom: 1px solid var(--line);
  padding: 10px;
  text-align: left;
  vertical-align: top;
}

th {
  white-space: nowrap;
}

.sort-btn {
  width: auto;
  margin-top: 0;
  padding: 0;
  border: none;
  background: transparent;
  color: #cbd5e1;
  cursor: pointer;
  font-weight: 700;
}

.sort-btn::after {
  content: " ⇅";
  opacity: 0.4;
}

.sort-btn[data-active="1"][data-dir="asc"]::after {
  content: " ↑";
  opacity: 1;
}

.sort-btn[data-active="1"][data-dir="desc"]::after {
  content: " ↓";
  opacity: 1;
}

tr:hover td {
  background: #131926;
}

.detail-box {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #0c0f14;
  padding: 12px;
  overflow: auto;
}

.result-wrap {
  margin-top: 10vh;
}

.selected-row td {
  background: rgba(20, 184, 166, 0.12);
}

.bulk-actions {
  display: grid;
  grid-template-columns: 1.2fr auto auto auto;
  gap: 10px;
  align-items: end;
  margin-bottom: 16px;
}

.bulk-actions p {
  margin: 0;
  white-space: nowrap;
}

.row-delete-btn {
  width: auto;
  margin-top: 0;
  padding: 6px 12px;
}

.status-editor {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  align-items: end;
  margin-bottom: 12px;
}

.status-editor p {
  grid-column: 1 / -1;
  margin: 0;
}

.lookup-main {
  max-width: 980px;
  margin: 0 auto;
  padding: 28px 20px 40px;
}

.lookup-hero {
  margin-bottom: 16px;
  padding: 20px 2px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.lookup-hero h1 {
  font-size: clamp(1.7rem, 3.5vw, 2.5rem);
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}

.lookup-card {
  margin-bottom: 18px;
}

.lookup-form {
  display: grid;
  grid-template-columns: 1fr 2fr auto;
  gap: 12px;
  align-items: end;
}

.lookup-results {
  margin-bottom: 0;
}

.result-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.status-pill {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  background: rgba(14, 165, 233, 0.2);
  border: 1px solid rgba(14, 165, 233, 0.45);
  font-size: 0.85rem;
}

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
  }

  .grid,
  .filters {
    grid-template-columns: 1fr;
  }

  .summary-strip {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .lookup-form,
  .status-editor,
  .bulk-actions {
    grid-template-columns: 1fr;
  }
}