:root {
  color-scheme: light;
  --bg: #f6f7fb;
  --panel: #ffffff;
  --text: #111827;
  --muted: #6b7280;
  --line: #e5e7eb;
  --primary: #2563eb;
  --primary-weak: #dbeafe;
  --danger: #dc2626;
  --success: #16a34a;
}

* {
  box-sizing: border-box;
}

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

.topbar {
  background: linear-gradient(120deg, #1d4ed8, #3b82f6);
  color: #fff;
  padding: 20px 24px;
  width: 100vw;
  margin: 0;
}

.topbar h1 {
  margin: 0;
  font-size: 24px;
}

.topbar p {
  margin: 4px 0 0;
  opacity: 0.95;
}

.topbar-links {
  margin-top: 10px;
}

.topbar-links a {
  display: inline-block;
  padding: 6px 10px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: #fff;
  text-decoration: none;
  font-size: 13px;
}

.topbar-links a:hover {
  background: rgba(255, 255, 255, 0.12);
}

.layout {
  padding: 16px;
  display: grid;
  gap: 16px;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px;
}

.panel h2 {
  margin-top: 0;
  font-size: 18px;
}

.filters,
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
}

label {
  display: grid;
  gap: 6px;
  font-size: 14px;
  color: var(--muted);
}

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

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

textarea {
  resize: vertical;
}

.actions {
  margin-top: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

button {
  border: none;
  border-radius: 8px;
  padding: 8px 12px;
  background: var(--primary);
  color: #fff;
  cursor: pointer;
}

button:hover {
  filter: brightness(0.97);
}

button.ghost {
  background: var(--primary-weak);
  color: #1e3a8a;
}

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

.stats {
  margin-top: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chip {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 13px;
  color: var(--muted);
  background: #fff;
}

.table-wrap {
  overflow: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 980px;
}

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

th {
  background: #fafafa;
  position: sticky;
  top: 0;
}

.tag {
  display: inline-block;
  margin-right: 4px;
  margin-bottom: 4px;
  padding: 2px 8px;
  border-radius: 999px;
  background: #f3f4f6;
  color: #374151;
  font-size: 12px;
}

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

.status-通过 {
  color: var(--success);
  font-weight: 600;
}

.status-失败,
.status-阻塞 {
  color: var(--danger);
  font-weight: 600;
}

.inline-actions {
  display: flex;
  gap: 6px;
}

.inline-actions button {
  padding: 6px 8px;
}

.hidden {
  display: none;
}

.board {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px;
}

.board-col {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px;
  background: #fafafa;
}

.board-col h3 {
  margin: 0 0 8px;
  font-size: 14px;
}

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

.board-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px;
}

.board-card-title {
  font-size: 13px;
  line-height: 1.4;
  margin: 4px 0;
}

.board-card-meta {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}