:root {
  --navy: #102542;
  --blue: #0b79bf;
  --cyan: #12a6a6;
  --green: #178a57;
  --red: #be2f35;
  --orange: #d97706;
  --bg: #f4f7f9;
  --panel: #ffffff;
  --line: #d8e1e8;
  --text: #17212b;
  --muted: #657282;
  --shadow: 0 8px 20px rgba(16, 37, 66, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
  letter-spacing: 0;
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  min-height: 44px;
  border: 0;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 700;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.login-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 20px;
  background: linear-gradient(135deg, #eef6f7 0%, #f8fafc 52%, #edf3f8 100%);
}

.login-box {
  width: min(440px, 100%);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 28px;
}

.login-box h1 {
  margin: 0 0 6px;
  color: var(--navy);
  font-size: 28px;
}

.login-box p,
.muted {
  color: var(--muted);
}

.field {
  display: grid;
  gap: 8px;
  margin: 14px 0;
}

.field label {
  font-weight: 700;
}

.field input,
.field select,
.field textarea,
.barcode-input {
  width: 100%;
  min-height: 48px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  padding: 11px 13px;
}

.barcode-input {
  min-height: 64px;
  font-size: 22px;
  border: 2px solid var(--cyan);
}

.btn-primary {
  background: var(--blue);
  color: #fff;
}

.btn-secondary {
  background: #e7eff5;
  color: var(--navy);
}

.btn-green {
  background: var(--green);
  color: #fff;
}

.btn-red {
  background: var(--red);
  color: #fff;
}

.app-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 250px 1fr;
}

.sidebar {
  background: var(--navy);
  color: #fff;
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.brand {
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  padding-bottom: 16px;
}

.brand strong {
  display: block;
  font-size: 21px;
}

.brand span {
  color: #b6d4ea;
  font-size: 13px;
}

.nav {
  display: grid;
  gap: 9px;
}

.nav button {
  text-align: left;
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  padding: 12px;
}

.nav button.active,
.nav button:hover {
  background: var(--cyan);
}

.content {
  padding: 22px;
  overflow: auto;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
}

.topbar h1 {
  margin: 0;
  font-size: 28px;
  color: var(--navy);
}

.grid {
  display: grid;
  gap: 14px;
}

.summary-grid {
  grid-template-columns: repeat(5, minmax(145px, 1fr));
}

.action-grid {
  grid-template-columns: repeat(4, minmax(150px, 1fr));
}

.two-col {
  grid-template-columns: minmax(260px, 0.9fr) minmax(320px, 1.1fr);
}

.card,
.table-wrap,
.form-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.card {
  padding: 16px;
}

.summary-card strong {
  display: block;
  font-size: 30px;
  color: var(--navy);
}

.summary-card span {
  color: var(--muted);
  font-weight: 700;
}

.big-action {
  min-height: 92px;
  padding: 16px;
  background: #fff;
  border: 2px solid var(--line);
  color: var(--navy);
  text-align: left;
  font-size: 18px;
}

.big-action:hover {
  border-color: var(--cyan);
}

.form-panel {
  padding: 18px;
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: end;
  margin-bottom: 14px;
}

.toolbar .field {
  margin: 0;
  min-width: 180px;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  padding: 12px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--navy);
  font-size: 13px;
  background: #edf4f8;
}

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

.pill {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 4px 9px;
  border-radius: 999px;
  background: #edf4f8;
  color: var(--navy);
  font-weight: 700;
  white-space: nowrap;
}

.pill.green {
  background: #e5f6ed;
  color: var(--green);
}

.pill.orange {
  background: #fff3dd;
  color: var(--orange);
}

.pill.red {
  background: #fde8e8;
  color: var(--red);
}

.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}

.tab {
  min-height: 42px;
  padding: 9px 12px;
  background: #e7eff5;
  color: var(--navy);
}

.tab.active {
  background: var(--cyan);
  color: #fff;
}

.check {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
}

.load-row {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 14px;
  padding: 16px 0 6px;
  flex-wrap: wrap;
}

.column-editor {
  margin-bottom: 14px;
}

.column-list {
  display: grid;
  gap: 8px;
  margin: 10px 0;
}

.column-item {
  min-height: 46px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 10px;
  background: #f8fafc;
}

.small-btn {
  min-height: 34px;
  min-width: 38px;
  padding: 4px 8px;
}

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

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

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

.notice {
  margin: 12px 0;
  padding: 12px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: #fff;
}

.notice.error {
  border-color: #f0b9bc;
  color: var(--red);
}

.notice.ok {
  border-color: #b7e2cd;
  color: var(--green);
}

.detail-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
  flex-wrap: wrap;
}

.meta-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(140px, 1fr));
  gap: 10px;
  margin-top: 12px;
}

.meta {
  background: #f8fafc;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px;
}

.meta span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.mobile-header {
  display: none;
  background: var(--navy);
  color: #fff;
  padding: 12px;
}

@media (max-width: 980px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .mobile-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  .sidebar {
    display: none;
  }

  .sidebar.open {
    display: flex;
  }

  .summary-grid,
  .action-grid,
  .two-col,
  .meta-grid {
    grid-template-columns: 1fr;
  }

  .content {
    padding: 14px;
  }
}