:root {
  --bg: #f4f6f8;
  --card: #ffffff;
  --line: #d8e0e8;
  --text: #1c2a39;
  --muted: #66788a;
  --brand: #1f6f78;
  --danger: #a93f3f;
  --ok: #2f7a40;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background: linear-gradient(180deg, #f4f6f8 0%, #eef3f7 100%);
}

.topbar {
  background: #10374a;
  color: #fff;
  position: sticky;
  top: 0;
  z-index: 10;
}

.topbar-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  font-weight: 700;
  letter-spacing: 0.2px;
}

.nav-links {
  display: flex;
  gap: 12px;
  align-items: center;
}

.nav-user {
  color: #b8d4e5;
  font-size: 13px;
}

.nav-links a {
  color: #d6e5ee;
  text-decoration: none;
  padding: 6px 8px;
  border-radius: 6px;
}

.nav-links a:hover {
  background: rgba(255, 255, 255, 0.15);
}

.container {
  max-width: 1100px;
  margin: 16px auto 36px;
  padding: 0 14px;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 14px;
}

.narrow {
  max-width: 420px;
  margin: 40px auto;
}

h1 {
  margin: 0 0 10px;
  font-size: 22px;
}

h2 {
  margin: 0 0 10px;
  font-size: 18px;
}

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

.form-grid {
  display: grid;
  gap: 12px;
}

.form-grid.two-cols {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.form-grid.inline {
  grid-template-columns: 1fr auto;
  align-items: end;
}

.full-width {
  grid-column: 1 / -1;
}

label {
  display: grid;
  gap: 6px;
  font-size: 14px;
}

.clearable-input {
  position: relative;
}

.clearable-input input {
  width: 100%;
  padding-right: 36px;
}

.clear-input-btn {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  width: 22px;
  height: 22px;
  padding: 0;
  border-radius: 999px;
  border: 1px solid #c5d2dd;
  background: #f7fbff;
  color: #4f6070;
  display: none;
  align-items: center;
  justify-content: center;
  line-height: 1;
  font-size: 14px;
}

.clear-input-btn:hover {
  background: #e8f2fa;
}

input,
select,
button {
  font: inherit;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px;
  background: #fff;
}

button {
  cursor: pointer;
  background: var(--brand);
  color: #fff;
  border-color: var(--brand);
}

button.secondary {
  background: #fff;
  color: var(--brand);
}

button.danger {
  background: #fff;
  color: var(--danger);
  border-color: #d7b1b1;
}

.messages {
  margin-bottom: 12px;
  display: grid;
  gap: 8px;
}

.msg {
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--line);
}

.msg.error {
  background: #fff4f4;
  border-color: #e8caca;
}

.msg.success {
  background: #f2faf4;
  border-color: #bedfc7;
}

.table-wrap {
  overflow: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 700px;
}

th,
td {
  border: 1px solid var(--line);
  padding: 8px;
  text-align: left;
  font-size: 14px;
}

.price-hint {
  margin-top: 4px;
  font-size: 12px;
  line-height: 1.3;
}

th {
  background: #f2f7fa;
}

.chip-group {
  margin-top: 12px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.chip {
  padding: 4px 8px;
  border-radius: 999px;
  border: 1px solid #bcd4e2;
  background: #f4fbff;
  font-size: 13px;
}

.summary {
  margin: 12px 0 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 15px;
}

.section-title-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 16px 0 10px;
}

.stats {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.status-pill {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  border: 1px solid transparent;
}

.status-ok {
  color: #1f6a2b;
  background: #eaf8ee;
  border-color: #b6e2c0;
}

.status-conflict {
  color: #8f1f1f;
  background: #fdeeee;
  border-color: #efc0c0;
}

.status-warn {
  color: #8a5a13;
  background: #fff6e8;
  border-color: #efd8af;
}

.status-neutral {
  color: #4f5f6f;
  background: #eef3f7;
  border-color: #d4dee8;
}

.mobile-only {
  display: none;
}

.result-card {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px;
  background: #fbfdff;
}

.result-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 8px;
  font-size: 14px;
}

.result-row:last-child {
  margin-bottom: 0;
}

.row-top {
  justify-content: space-between;
  align-items: center;
}

.region-name {
  font-weight: 600;
}

.chips-row {
  display: block;
}

.add-line-box {
  border: 1px dashed var(--line);
  border-radius: 10px;
  padding: 12px;
  display: grid;
  grid-template-columns: 2fr 1fr auto;
  gap: 10px;
  align-items: end;
  margin-bottom: 12px;
}

.brand-groups {
  display: grid;
  gap: 12px;
}

.brand-card {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px;
  background: #fcfeff;
}

.brand-card h3 {
  margin: 0 0 8px;
  font-size: 16px;
}

.brand-table {
  min-width: 0;
}

.brand-subtotal {
  margin-top: 8px;
  text-align: right;
  font-size: 14px;
}

.qty-box {
  display: flex;
  gap: 8px;
  align-items: center;
}

.qty-box input {
  width: 84px;
}

.tiny-btn {
  padding: 6px 10px;
  font-size: 12px;
}

.void-form {
  display: grid;
  gap: 6px;
  min-width: 220px;
}

.void-form input {
  padding: 8px 10px;
}

.recent-query-card {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px;
  margin-bottom: 12px;
  background: #fbfdff;
}

.recent-query-list {
  display: grid;
  gap: 8px;
}

.recent-query-item {
  border: 1px solid #d9e6f0;
  border-radius: 8px;
  padding: 8px 10px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}

@media (max-width: 760px) {
  .form-grid.two-cols,
  .form-grid.inline {
    grid-template-columns: 1fr;
  }

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

  .nav-links {
    gap: 6px;
  }

  .mobile-hide {
    display: none;
  }

  .add-line-box {
    grid-template-columns: 1fr;
  }

  .desktop-only {
    display: none !important;
  }

  .mobile-only {
    display: block;
  }
}