:root {
  --bg: #f4f6f9;
  --panel: #ffffff;
  --border: #e3e8ef;
  --text: #1f2d3d;
  --muted: #6b7a90;
  --brand: #1f3a5f;
  --brand-light: #2b527f;
  --ok: #12805c;
  --warn: #9a6700;
  --bad: #b3261e;
  --info: #1a5fb4;
  --radius: 8px;
  --shadow: 0 1px 3px rgba(16, 24, 40, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.55 "Microsoft YaHei", "PingFang SC", system-ui, -apple-system, sans-serif;
}

a {
  color: var(--info);
}

/* 布局 */
.layout {
  display: grid;
  grid-template-columns: 216px 1fr;
  min-height: 100vh;
}

.sidebar {
  background: var(--brand);
  color: #dfe7f1;
  display: flex;
  flex-direction: column;
  padding: 18px 0;
}

.sidebar .brand {
  padding: 0 20px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.sidebar .brand h1 {
  font-size: 16px;
  margin: 0 0 4px;
  color: #fff;
}

.sidebar .brand span {
  font-size: 12px;
  color: #9fb3cc;
}

.nav {
  padding: 12px 10px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.nav button {
  all: unset;
  cursor: pointer;
  padding: 8px 12px;
  border-radius: 6px;
  color: #cbd8e8;
  font-size: 14px;
}

.nav button:hover {
  background: rgba(255, 255, 255, 0.08);
}

.nav button.active {
  background: var(--brand-light);
  color: #fff;
  font-weight: 600;
}

.sidebar .foot {
  margin-top: auto;
  padding: 14px 20px 0;
  font-size: 12px;
  color: #90a4bd;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  word-break: break-all;
}

.main {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.topbar {
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  padding: 14px 22px;
  display: flex;
  align-items: center;
  gap: 14px;
}

.topbar h2 {
  margin: 0;
  font-size: 17px;
}

.topbar .spacer {
  flex: 1;
}

.content {
  padding: 20px 22px 40px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* 面板与表单 */
.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px 18px;
}

.panel h3 {
  margin: 0 0 12px;
  font-size: 15px;
}

.hint {
  color: var(--muted);
  font-size: 12.5px;
}

.row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: flex-end;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.field label {
  font-size: 12.5px;
  color: var(--muted);
}

input[type="text"],
input[type="number"],
input[type="password"],
select,
textarea {
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 7px 10px;
  font: inherit;
  background: #fff;
  color: inherit;
  min-width: 120px;
}

input[type="text"]:focus,
input[type="number"]:focus,
input[type="password"]:focus,
select:focus {
  outline: 2px solid rgba(43, 82, 127, 0.25);
  border-color: var(--brand-light);
}

textarea {
  font-family: Consolas, "Courier New", monospace;
  font-size: 12.5px;
  min-height: 90px;
  width: 100%;
}

.grow {
  flex: 1;
  min-width: 260px;
}

button.btn {
  border: 1px solid var(--brand-light);
  background: var(--brand-light);
  color: #fff;
  border-radius: 6px;
  padding: 7px 14px;
  cursor: pointer;
  font: inherit;
}

button.btn:hover {
  background: #234568;
}

button.btn.ghost {
  background: #fff;
  color: var(--brand);
  border-color: var(--border);
}

button.btn.ghost:hover {
  background: #eef2f7;
}

button.btn.danger {
  background: var(--bad);
  border-color: var(--bad);
}

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

/* 卡片与统计 */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  box-shadow: var(--shadow);
}

.card .label {
  color: var(--muted);
  font-size: 12.5px;
}

.card .value {
  font-size: 24px;
  font-weight: 700;
  margin-top: 4px;
}

/* 表格 */
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

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

th {
  color: var(--muted);
  font-weight: 600;
  background: #fafbfd;
  white-space: nowrap;
}

tbody tr:hover {
  background: #f7f9fc;
}

td.mono,
.mono {
  font-family: Consolas, "Courier New", monospace;
  font-size: 12.5px;
  word-break: break-all;
}

.empty {
  color: var(--muted);
  padding: 18px 4px;
  text-align: center;
}

/* 状态徽标 */
.badge {
  display: inline-block;
  padding: 1px 8px;
  border-radius: 999px;
  font-size: 12px;
  border: 1px solid transparent;
  white-space: nowrap;
}

.badge.success,
.badge.completed {
  color: var(--ok);
  background: #e7f5ef;
  border-color: #bfe4d4;
}

.badge.failed {
  color: var(--bad);
  background: #fdecea;
  border-color: #f6c9c5;
}

.badge.unknown,
.badge.partial,
.badge.running {
  color: var(--warn);
  background: #fdf4e3;
  border-color: #f3ddb0;
}

.badge.not_found,
.badge.not_tested {
  color: var(--muted);
  background: #eef1f5;
  border-color: #dde3ea;
}

/* 页面真实性判定：真实页面/被拦截/人机验证/错误页/未就绪 */
.badge.real {
  color: var(--ok);
  background: #e7f5ef;
  border-color: #bfe4d4;
}

.badge.blocked,
.badge.error {
  color: var(--bad);
  background: #fdecea;
  border-color: #f6c9c5;
}

.badge.challenge {
  color: var(--warn);
  background: #fdf4e3;
  border-color: #f3ddb0;
}

/* 连接级失败：连接被断/无响应，与"被拦截"分开显示 */
.badge.unreachable {
  color: #7a3d00;
  background: #fdeedd;
  border-color: #f2cd9e;
}

.badge.not-ready {
  color: var(--muted);
  background: #eef1f5;
  border-color: #dde3ea;
}

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

.msg {
  border-radius: 6px;
  padding: 9px 12px;
  font-size: 13px;
  border: 1px solid;
}

.msg.ok {
  color: var(--ok);
  background: #e7f5ef;
  border-color: #bfe4d4;
}

.msg.err {
  color: var(--bad);
  background: #fdecea;
  border-color: #f6c9c5;
}

.msg.info {
  color: var(--info);
  background: #eaf1fb;
  border-color: #c6d9f2;
}

/* 候选列表 */
.candidates {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.candidate {
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 9px 12px;
  display: flex;
  gap: 10px;
  align-items: flex-start;
  cursor: pointer;
}

.candidate:hover {
  border-color: var(--brand-light);
  background: #f8fafc;
}

.candidate.chosen {
  border-color: var(--brand-light);
  background: #eef4fb;
}

.candidate .meta {
  font-size: 12px;
  color: var(--muted);
}

.mode-block {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.mode-block + .mode-block {
  margin-top: 12px;
}

.mode-head {
  display: flex;
  align-items: center;
  gap: 10px;
}

.mode-head strong {
  font-size: 14px;
}

pre.json {
  background: #0f172a;
  color: #d7e3f4;
  padding: 12px;
  border-radius: 6px;
  overflow: auto;
  max-height: 340px;
  font-size: 12px;
  margin: 0;
}

.token-bar {
  display: flex;
  gap: 8px;
  align-items: center;
}

.spinner {
  display: inline-block;
  width: 13px;
  height: 13px;
  border: 2px solid rgba(255, 255, 255, 0.5);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  vertical-align: -2px;
  margin-right: 6px;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

details.evidence summary {
  cursor: pointer;
  color: var(--info);
}

[hidden] {
  display: none !important;
}

.spacer {
  flex: 1;
}

.task-form,
.task-live {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.task-form h3,
.task-live h3,
.report-dialog h3 {
  margin: 0;
}

.task-progress {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.task-progress progress {
  width: min(320px, 100%);
  height: 16px;
  accent-color: var(--brand-light);
}

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

.task-items {
  min-width: 750px;
}

.task-url {
  min-width: 160px;
  max-width: 400px;
}

.item-error {
  color: var(--bad);
  font-size: 12px;
  overflow-wrap: anywhere;
}

.attempt-detail {
  min-width: 180px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
}

.attempt-detail .btn {
  margin: 4px 4px 0 0;
  padding: 4px 8px;
}

.pagination {
  margin-top: 16px;
}

.quality-summary {
  background: var(--panel);
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
}

.report-actions .btn {
  padding: 5px 10px;
}

.report-dialog {
  width: min(1180px, 95vw);
  max-width: 95vw;
  max-height: 94vh;
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
}

.report-dialog::backdrop {
  background: rgba(15, 23, 42, 0.45);
}

.report-frame {
  width: 100%;
  height: 65vh;
  border: 1px solid var(--border);
  background: #fff;
}

.badge.queued,
.badge.pending,
.badge.stopped,
.badge.skipped {
  color: var(--muted);
  background: #eef1f5;
  border-color: #dde3ea;
}

.badge.pausing,
.badge.paused,
.badge.stopping {
  color: var(--warn);
  background: #fdf4e3;
  border-color: #f3ddb0;
}

textarea:focus,
button:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--brand-light);
  outline-offset: 2px;
}

@media (max-width: 800px) {
  .layout { grid-template-columns: 150px minmax(0, 1fr); }
  .sidebar .brand { padding-inline: 12px; }
  .content { padding: 12px; }
  .topbar { flex-wrap: wrap; padding: 12px; }
  .grow { min-width: 180px; }
  .mode-head { flex-wrap: wrap; }
}