:root {
  --bg: #f5f7fa;
  --surface: #ffffff;
  --surface-muted: #f9fafb;
  --border: #d9e0ea;
  --border-strong: #c2ccd9;
  --text: #162033;
  --muted: #667085;
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --danger: #b42318;
  --danger-bg: #fff1f0;
  --success: #067647;
  --success-bg: #ecfdf3;
  --warning: #b54708;
  --warning-bg: #fffaeb;
  --shadow: 0 1px 2px rgba(16, 24, 40, 0.06);
  --radius: 8px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
}

body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.5;
}

body,
input,
select,
textarea,
button {
  -webkit-text-size-adjust: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

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

.app-shell {
  display: grid;
  grid-template-columns: 248px minmax(0, 1fr);
  min-height: 100vh;
}

.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding: 20px 16px;
  border-right: 1px solid var(--border);
  background: #111827;
  color: #e5e7eb;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.brand-mark {
  display: inline-grid;
  width: 36px;
  height: 36px;
  flex: 0 0 36px;
  place-items: center;
  border-radius: var(--radius);
  background: var(--primary);
  color: #fff;
  font-weight: 700;
}

.brand strong,
.brand span {
  display: block;
}

.brand span {
  color: #9ca3af;
  font-size: 12px;
}

.nav {
  display: grid;
  gap: 4px;
}

.nav a,
.sidebar-footer a {
  display: block;
  padding: 10px 12px;
  border-radius: 6px;
  color: #cbd5e1;
}

.nav a:hover,
.sidebar-footer a:hover,
.nav a.active {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

.sidebar-footer {
  margin-top: auto;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 12px;
}

.main {
  min-width: 0;
  padding: 24px;
}

.topbar > div {
  min-width: 0;
}

.topbar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
}

.eyebrow {
  margin: 0 0 4px;
  color: var(--muted);
  font-size: 12px;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 0;
  font-size: 24px;
  line-height: 1.25;
  overflow-wrap: anywhere;
}

h2 {
  margin-bottom: 4px;
  font-size: 17px;
}

h3 {
  margin-bottom: 6px;
  font-size: 15px;
}

.muted,
.section-head p,
.action-card p {
  color: var(--muted);
}

.actions,
.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.button,
button {
  display: inline-flex;
  min-height: 36px;
  max-width: 100%;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  padding: 7px 12px;
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
  font-weight: 600;
  text-align: center;
  white-space: nowrap;
}

.button:hover,
button:hover {
  border-color: var(--primary);
}

.button.primary,
button.primary {
  border-color: var(--primary);
  background: var(--primary);
  color: #fff;
}

.button.primary:hover,
button.primary:hover {
  background: var(--primary-hover);
}

.button.small {
  min-height: 32px;
  padding: 5px 10px;
  font-size: 13px;
}

.button.disabled {
  border-color: var(--border);
  background: var(--surface-muted);
  color: var(--muted);
  cursor: not-allowed;
}

.panel,
.metric-card,
.action-card,
.login-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.panel {
  margin-bottom: 16px;
  padding: 18px;
}

.section-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.section-head > div {
  min-width: 0;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}

.metric-card {
  padding: 16px;
}

.metric-card span {
  color: var(--muted);
}

.metric-card strong {
  display: block;
  margin-top: 8px;
  font-size: 28px;
  line-height: 1;
}

.metric-card.warning strong {
  color: var(--warning);
}

.content-grid.two,
.action-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.action-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.action-card {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 8px;
  padding: 16px;
}

.action-card .button {
  margin-top: auto;
}

.form {
  min-width: 0;
}

.stack {
  display: grid;
  gap: 12px;
}

.filter-grid,
.settings-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  align-items: end;
}

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

.wide {
  grid-column: 1 / -1;
}

label {
  display: grid;
  min-width: 0;
  gap: 6px;
  color: var(--text);
  font-weight: 600;
}

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

input,
select,
textarea {
  width: 100%;
  min-width: 0;
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  padding: 8px 10px;
  background: #fff;
  color: var(--text);
}

textarea {
  resize: vertical;
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.45;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--primary);
  outline: 3px solid rgba(37, 99, 235, 0.14);
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

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

th,
td {
  border-bottom: 1px solid var(--border);
  padding: 10px 12px;
  text-align: left;
  vertical-align: top;
  overflow-wrap: anywhere;
}

th {
  background: var(--surface-muted);
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

tr:last-child td {
  border-bottom: 0;
}

.strong {
  font-weight: 700;
}

.empty,
.empty-cell {
  color: var(--muted);
  text-align: center;
}

.empty-cell {
  padding: 28px 12px;
}

.badge,
.tag {
  display: inline-flex;
  max-width: 100%;
  align-items: center;
  border-radius: 999px;
  padding: 2px 8px;
  background: #eef2ff;
  color: #3730a3;
  font-size: 12px;
  font-weight: 600;
  overflow-wrap: anywhere;
}

.badge.success {
  background: var(--success-bg);
  color: var(--success);
}

.badge.failed,
.badge.danger {
  background: var(--danger-bg);
  color: var(--danger);
}

.badge.partial {
  background: var(--warning-bg);
  color: var(--warning);
}

.tag {
  margin: 0 4px 4px 0;
  background: #f2f4f7;
  color: #344054;
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin: 0;
}

.pagination {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 14px;
}

.pagination-status {
  color: var(--muted);
  font-weight: 600;
}

.column-menu {
  position: relative;
}

.column-menu > summary {
  list-style: none;
}

.column-menu > summary::-webkit-details-marker {
  display: none;
}

.column-menu-panel {
  position: absolute;
  right: 0;
  z-index: 5;
  display: grid;
  min-width: 220px;
  gap: 8px;
  margin-top: 8px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px;
  background: var(--surface);
  box-shadow: 0 12px 24px rgba(16, 24, 40, 0.12);
}

.column-menu-panel label {
  display: flex;
  grid-template-columns: none;
  align-items: center;
  gap: 8px;
  font-weight: 600;
}

.column-menu-panel input {
  width: auto;
  min-width: 0;
}

.detail-grid div {
  min-width: 0;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px;
  background: var(--surface-muted);
}

dt {
  color: var(--muted);
  font-size: 12px;
}

dd {
  margin: 4px 0 0;
  overflow-wrap: anywhere;
  font-weight: 600;
}

.alert {
  margin-bottom: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 12px;
}

.alert.success {
  border-color: #abefc6;
  background: var(--success-bg);
  color: var(--success);
}

.alert.danger {
  border-color: #fecdca;
  background: var(--danger-bg);
  color: var(--danger);
}

.error-details {
  margin: -8px 0 16px;
  border: 1px solid #fecdca;
  border-radius: var(--radius);
  background: #fff;
  color: var(--danger);
}

.error-details.compact {
  margin: 0;
  border: 0;
  background: transparent;
}

.error-details summary {
  cursor: pointer;
  padding: 10px 12px;
  font-weight: 700;
}

.error-details.compact summary {
  padding: 0;
}

.error-details pre {
  margin: 0;
  border-top: 1px solid #fecdca;
  padding: 10px 12px;
  color: var(--text);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.error-details.compact pre {
  margin-top: 8px;
  border: 1px solid #fecdca;
  border-radius: 6px;
  background: #fff;
}

.error-text {
  max-width: 320px;
  color: var(--danger);
  overflow-wrap: anywhere;
}

.hint-block,
.code-block {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 12px;
  background: #0f172a;
  color: #e2e8f0;
}

.hint-block {
  background: var(--surface-muted);
  color: var(--text);
}

code,
pre {
  font-family: var(--mono);
}

.hint-block code {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  overflow-wrap: anywhere;
}

.code-block {
  margin: 0;
  font-size: 13px;
  line-height: 1.5;
}

.login-page {
  display: grid;
  min-height: 100vh;
  place-items: center;
  padding: 20px;
}

.login-card {
  width: min(100%, 420px);
  padding: 24px;
}

.login-brand {
  margin-bottom: 22px;
}

@media (max-width: 1120px) {
  .metric-grid,
  .action-grid,
  .detail-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 820px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
    height: auto;
    gap: 14px;
    padding: 14px;
  }

  .brand {
    justify-content: space-between;
  }

  .nav {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding-bottom: 2px;
    scrollbar-width: thin;
  }

  .nav a,
  .sidebar-footer a {
    flex: 0 0 auto;
    padding: 8px 10px;
    white-space: nowrap;
  }

  .sidebar-footer {
    margin-top: 0;
    border-top: 0;
    padding-top: 0;
  }

  .main {
    padding: 18px;
  }

  .topbar,
  .section-head {
    display: grid;
    gap: 10px;
  }

  .content-grid.two,
  .settings-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  body {
    font-size: 13px;
  }

  h1 {
    font-size: 21px;
  }

  h2 {
    font-size: 16px;
  }

  .main {
    padding: 14px;
  }

  .panel {
    padding: 14px;
  }

  .metric-grid,
  .action-grid,
  .filter-grid,
  .detail-grid {
    grid-template-columns: 1fr;
  }

  .nav {
    margin-right: -14px;
    padding-right: 14px;
  }

  .button,
  button {
    width: 100%;
    min-height: 40px;
    white-space: normal;
  }

  .actions,
  .form-actions,
  .pagination {
    width: 100%;
  }

  .actions,
  .form-actions,
  .pagination {
    display: grid;
    grid-template-columns: 1fr;
  }

  .pagination-status {
    text-align: center;
  }

  input,
  select,
  textarea {
    min-height: 40px;
  }

  textarea {
    font-size: 12px;
  }

  .table-wrap {
    overflow: visible;
    border: 0;
    border-radius: 0;
  }

  table {
    min-width: 0;
    border-collapse: separate;
    border-spacing: 0 10px;
    background: transparent;
  }

  thead {
    display: none;
  }

  tbody,
  tr,
  td {
    display: block;
    width: 100%;
  }

  th[hidden],
  td[hidden] {
    display: none;
  }

  tr {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
    box-shadow: var(--shadow);
    overflow: hidden;
  }

  td {
    display: grid;
    grid-template-columns: minmax(88px, 32%) minmax(0, 1fr);
    gap: 10px;
    border-bottom: 1px solid var(--border);
    padding: 9px 10px;
  }

  td:last-child {
    border-bottom: 0;
  }

  td::before {
    content: attr(data-label);
    color: var(--muted);
    font-size: 12px;
    font-weight: 700;
  }

  td.empty-cell {
    display: block;
  }

  td.empty-cell::before {
    content: "";
  }

  .error-text {
    max-width: none;
  }

  .error-details pre,
  .code-block,
  .hint-block code {
    font-size: 12px;
  }

  .login-card {
    padding: 18px;
  }

  .column-menu {
    width: 100%;
  }

  .column-menu > summary {
    width: 100%;
  }

  .column-menu-panel {
    position: static;
    min-width: 0;
  }
}