:root {
  --accent: #c9a227;
  --bg: #f5f5f5;
  --card: #fff;
  --text: #222;
  --muted: #666;
  --border: #e5e5e5;
}

* { box-sizing: border-box; }

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

header {
  background: #111;
  color: #fff;
  padding: 14px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

header a {
  color: #fff;
  text-decoration: none;
  font-size: 14px;
}

.header-nav {
  display: flex;
  gap: 16px;
  align-items: center;
}

.header-nav a.active {
  color: var(--accent);
  font-weight: 600;
}

.wrap {
  max-width: 1400px;
  margin: 16px auto;
  padding: 0 16px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px;
  margin-bottom: 16px;
  overflow: hidden;
}

h1 {
  font-size: 20px;
  margin: 0 0 16px;
}

label {
  display: block;
  font-size: 13px;
  margin-bottom: 6px;
  color: var(--muted);
}

input[type=text],
input[type=password],
input[type=number],
select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
  background: #fff;
}

.row { margin-bottom: 12px; }

.filters {
  display: grid;
  grid-template-columns: 1.6fr repeat(4, minmax(120px, 1fr));
  gap: 10px;
  margin-bottom: 12px;
}

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

.btn {
  background: var(--accent);
  border: 0;
  color: #111;
  font-weight: 600;
  padding: 10px 16px;
  border-radius: 6px;
  cursor: pointer;
}

.btn-ghost {
  background: transparent;
  border: 1px solid var(--border);
}

.btn:disabled {
  opacity: .45;
  cursor: default;
}

.err a { color: inherit; }

.captcha-row {
  display: flex;
  gap: 8px;
  align-items: center;
}

.captcha-row img {
  height: 44px;
  border-radius: 4px;
  cursor: pointer;
  background: #eee;
}

.table-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}

.page-size {
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-size label {
  margin: 0;
  white-space: nowrap;
}

.page-size select {
  width: auto;
  min-width: 88px;
}

.page-size input {
  width: 88px;
}

.table-wrap {
  overflow-x: auto;
  max-width: 100%;
  border: 1px solid var(--border);
  border-radius: 8px;
}

table.cat {
  width: 100%;
  min-width: 860px;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 13px;
}

.cat th,
.cat td {
  border-bottom: 1px solid var(--border);
  padding: 8px 10px;
  text-align: left;
  vertical-align: middle;
}

.cat th {
  color: var(--muted);
  font-weight: 600;
  font-size: 12px;
  background: #fafafa;
  position: sticky;
  top: 0;
  z-index: 3;
}

.cat td.code,
.cat th.code { white-space: nowrap; }

.cat td.name {
  white-space: normal;
  min-width: 160px;
  max-width: 280px;
  line-height: 1.4;
}

.cat td.meta {
  white-space: nowrap;
  color: #444;
}

.cat .qty-col {
  position: sticky;
  right: 0;
  width: 112px;
  min-width: 112px;
  background: #fff;
  box-shadow: -6px 0 10px rgba(0, 0, 0, .08);
  z-index: 4;
  text-align: center;
}

.cat th.qty-col {
  background: #fafafa;
  z-index: 5;
}

.qty {
  width: 88px;
  padding: 8px;
  text-align: center;
}

.pager {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 12px;
  flex-wrap: wrap;
}

.pager .btn { padding: 8px 12px; }

.muted {
  color: var(--muted);
  font-size: 13px;
}

.hidden { display: none; }

.toolbar-actions { display: flex; gap: 8px; }

code { font-size: 12px; }

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

.order-card {
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.order-head {
  width: 100%;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  align-items: center;
  padding: 12px 14px;
  background: #fafafa;
  border: 0;
  cursor: pointer;
  text-align: left;
  font: inherit;
}

.order-head:hover { background: #f3f3f3; }

.order-no { font-weight: 600; }

.order-meta { color: var(--muted); font-size: 13px; }

.order-status {
  margin-left: auto;
  font-size: 12px;
  padding: 2px 8px;
  border-radius: 999px;
  background: #eee;
}

.order-status.pending { background: #fff4d6; }
.order-status.synced { background: #e6f4ea; }

.order-body {
  padding: 0 14px 14px;
  border-top: 1px solid var(--border);
}

.order-body.hidden { display: none; }

.order-items { width: 100%; border-collapse: collapse; font-size: 13px; margin-top: 10px; }

.order-items th,
.order-items td {
  border-bottom: 1px solid var(--border);
  padding: 6px 8px;
  text-align: left;
}

.order-remark { margin-top: 8px; }