/* ============================================================
   质保中心 AI 审核系统 · 原型 v5 暗色专业主题
   ============================================================ */
* { box-sizing: border-box; }
:root {
  --bg: #0f172a;
  --bg2: #1e293b;
  --bg3: #334155;
  --bg-card: #1e293b;
  --bg-card-hover: #243049;
  --border: #334155;
  --border-light: #475569;
  --text: #e2e8f0;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --primary: #3b82f6;
  --primary-hover: #2563eb;
  --primary-dim: #1e40af;
  --success: #10b981;
  --success-bg: #064e3b;
  --danger: #ef4444;
  --danger-bg: #450a0a;
  --warn: #f59e0b;
  --warn-bg: #451a03;
  --info: #06b6d4;
  --radius: 10px;
  --radius-sm: 6px;
  --shadow: 0 4px 6px -1px rgba(0,0,0,.3);
}
body {
  margin: 0;
  font-family: -apple-system, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.5;
}

/* ==================== Header ==================== */
.topbar {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  border-bottom: 1px solid var(--border);
  padding: 14px 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.brand { display: flex; gap: 14px; align-items: center; }
.logo {
  background: linear-gradient(135deg, #3b82f6, #06b6d4);
  color: #fff; font-weight: 800; font-size: 14px;
  width: 44px; height: 44px; border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  letter-spacing: 1px;
}
.topbar h1 { margin: 0; font-size: 18px; font-weight: 600; }
.topbar .sub { margin: 2px 0 0; font-size: 12px; color: var(--text-muted); }
.stk-info { display: flex; gap: 8px; align-items: center; }
.stk-badge {
  background: rgba(59,130,246,.15);
  border: 1px solid rgba(59,130,246,.3);
  color: #93c5fd;
  padding: 5px 12px; border-radius: 20px;
  font-size: 11px; font-family: ui-monospace,monospace;
}

/* ==================== Tabs ==================== */
.tabs {
  display: flex; gap: 2px;
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  padding: 0 28px;
}
.tab {
  padding: 13px 22px;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 14px;
  border-bottom: 2px solid transparent;
  display: flex; align-items: center; gap: 8px;
  transition: color .15s, border-color .15s, background .15s;
}
.tab:hover { color: var(--text); background: rgba(255,255,255,.03); }
.tab.active { color: #fff; border-bottom-color: var(--primary); font-weight: 600; }
.tabnum {
  background: var(--bg3); color: var(--text);
  width: 22px; height: 22px; border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 700;
}
.tab.active .tabnum { background: var(--primary); color: #fff; }

/* ==================== Layout ==================== */
.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 24px 28px 60px;
}
.tab-panel { animation: fade-in .25s ease; }
@keyframes fade-in { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 820px) { .grid-2 { grid-template-columns: 1fr; } }

.hidden { display: none !important; }

/* ==================== Card ==================== */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
  margin-bottom: 18px;
  box-shadow: var(--shadow);
}
.card-hd {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 14px; gap: 12px; flex-wrap: wrap;
}
.card-hd h3 { margin: 0; font-size: 15px; font-weight: 600; }
.card-actions { display: flex; gap: 8px; }

/* ==================== Form ==================== */
label {
  font-size: 13px; color: var(--text-muted);
  display: block; margin: 12px 0 6px;
}
.hint { color: var(--text-dim); font-size: 12px; font-weight: normal; }
select, input[type=text], textarea {
  width: 100%;
  padding: 10px 12px;
  background: var(--bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 13px;
  font-family: inherit;
  transition: border-color .15s;
}
select:focus, input:focus, textarea:focus {
  outline: none; border-color: var(--primary);
}
textarea { min-height: 100px; resize: vertical; line-height: 1.6; }

/* Dropzone */
.dropzone {
  border: 2px dashed var(--border-light);
  border-radius: var(--radius);
  padding: 28px 12px;
  text-align: center;
  cursor: pointer;
  transition: border-color .15s, background .15s;
}
.dropzone:hover, .dropzone.drag {
  border-color: var(--primary);
  background: rgba(59,130,246,.05);
}
.dz-icon { font-size: 30px; color: var(--primary); margin-bottom: 6px; }
.dz-text { font-size: 14px; color: var(--text); }
.dz-sub { margin-top: 4px; }

.base-info {
  background: var(--bg);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  margin-top: 8px;
  font-size: 12px;
  color: var(--text-muted);
  min-height: 32px;
}
.plm-source { display: flex; gap: 8px; align-items: center; }
.badge-plm {
  background: rgba(245,158,11,.15);
  color: #fbbf24;
  padding: 3px 10px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 600;
}

/* ==================== Buttons ==================== */
.btn-primary, .btn-ghost {
  border: 0;
  padding: 9px 20px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background .15s, transform .05s;
  font-family: inherit;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
}
.btn-primary:hover { background: var(--primary-hover); }
.btn-primary:active { transform: scale(.98); }
.btn-primary:disabled { background: var(--bg3); color: var(--text-muted); cursor: wait; }
.btn-ghost {
  background: transparent;
  border: 1px solid var(--border-light);
  color: var(--text);
}
.btn-ghost:hover { background: var(--bg-card-hover); border-color: var(--primary); }
.btn-ghost.sm { padding: 5px 12px; font-size: 12px; }
.actions { margin-top: 14px; display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }

/* ==================== Spinner / Status ==================== */
.spin { color: var(--primary); font-size: 13px; }
.spin:not(:empty)::before { content: ""; display: inline-block; width: 12px; height: 12px; border: 2px solid var(--bg3); border-top-color: var(--primary); border-radius: 50%; animation: spin 0.8s linear infinite; vertical-align: -2px; margin-right: 6px; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ==================== Pipeline (审核流水线) ==================== */
.pipeline { display: flex; flex-direction: column; gap: 8px; }
.pipe-step {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 14px;
  background: var(--bg);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--bg3);
  font-size: 13px;
  transition: border-color .2s, background .2s;
}
.pipe-step.active { border-left-color: var(--primary); background: rgba(59,130,246,.08); }
.pipe-step.done { border-left-color: var(--success); }
.pipe-step.failed { border-left-color: var(--danger); }
.pipe-icon {
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--bg3); color: var(--text-muted);
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 12px;
}
.pipe-step.active .pipe-icon { background: var(--primary); color: #fff; }
.pipe-step.done .pipe-icon { background: var(--success); color: #fff; }
.pipe-step.failed .pipe-icon { background: var(--danger); color: #fff; }
.pipe-step.active .pipe-icon::before { content: ""; display: inline-block; width: 10px; height: 10px; border: 2px solid #fff; border-top-color: transparent; border-radius: 50%; animation: spin 0.8s linear infinite; }
.pipe-step.done .pipe-icon::before { content: "✓"; }
.pipe-step.failed .pipe-icon::before { content: "✕"; }
.pipe-label { flex: 1; }
.pipe-status { color: var(--text-muted); font-size: 12px; }

/* ==================== Report ==================== */
.report-hd {
  display: flex; gap: 14px; align-items: center;
  padding: 12px 0 16px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 14px;
  flex-wrap: wrap;
}
.concl {
  display: inline-block;
  padding: 5px 16px;
  border-radius: 20px;
  font-weight: 700;
  font-size: 14px;
}
.concl.通过 { background: var(--success-bg); color: #6ee7b7; border: 1px solid rgba(16,185,129,.3); }
.concl.不通过 { background: var(--danger-bg); color: #fca5a5; border: 1px solid rgba(239,68,68,.3); }
.concl.存疑 { background: var(--warn-bg); color: #fcd34d; border: 1px solid rgba(245,158,11,.3); }

.findings { display: flex; flex-direction: column; gap: 10px; }
.finding {
  background: var(--bg);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  border-left: 3px solid var(--bg3);
  font-size: 13px;
}
.finding.high { border-left-color: var(--danger); }
.finding.medium { border-left-color: var(--warn); }
.finding.low { border-left-color: var(--info); }
.finding.info { border-left-color: var(--bg3); }
.finding-hd {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 6px; gap: 10px;
}
.finding-item { font-weight: 600; }
.finding-status {
  padding: 2px 10px; border-radius: 12px; font-size: 11px; font-weight: 600;
}
.finding-status.异常 { background: var(--danger-bg); color: #fca5a5; }
.finding-status.通过 { background: var(--success-bg); color: #6ee7b7; }
.finding-status.降级 { background: var(--warn-bg); color: #fcd34d; }
.sev-badge {
  font-size: 10px; padding: 1px 7px; border-radius: 10px;
  background: var(--bg3); color: var(--text-muted);
  margin-left: 6px;
}
.sev-badge.high { background: var(--danger-bg); color: #fca5a5; }
.sev-badge.medium { background: var(--warn-bg); color: #fcd34d; }
.finding-body { color: var(--text-muted); font-size: 12px; line-height: 1.7; }
.finding-body div + div { margin-top: 3px; }

/* ==================== Out area (B 线输出) ==================== */
.out-area { margin-top: 14px; }
.md-render {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  font-size: 13px;
  line-height: 1.75;
}
.md-render h1, .md-render h2, .md-render h3 { margin: 14px 0 8px; }
.md-render h1 { font-size: 17px; }
.md-render h2 { font-size: 15px; border-bottom: 1px solid var(--border); padding-bottom: 4px; }
.md-render h3 { font-size: 14px; color: var(--text-muted); }
.md-render ul, .md-render ol { padding-left: 22px; }
.md-render li { margin: 3px 0; }
.md-render code {
  background: var(--bg3); padding: 1px 6px; border-radius: 4px;
  font-family: ui-monospace, monospace; font-size: 12px;
}
.md-render pre { background: var(--bg); padding: 10px; border-radius: 6px; overflow-x: auto; margin: 8px 0; }
.md-render pre code { background: transparent; padding: 0; }
.md-render strong { color: #fff; }
.md-render table { width: 100%; border-collapse: collapse; margin: 8px 0; font-size: 12px; }
.md-render th, .md-render td { border: 1px solid var(--border); padding: 6px 10px; text-align: left; }
.md-render th { background: var(--bg3); }
.md-render blockquote {
  border-left: 3px solid var(--primary);
  padding: 4px 12px; margin: 8px 0; color: var(--text-muted);
  background: rgba(59,130,246,.05);
}

/* ==================== Citations ==================== */
.cites { margin-top: 12px; }
.cites-hd {
  font-size: 12px; color: var(--text-muted);
  margin-bottom: 6px; font-weight: 600;
}
.cite-card {
  background: var(--bg);
  border-left: 3px solid var(--primary);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  margin: 6px 0;
  font-size: 12px;
}
.cite-hd { display: flex; gap: 8px; align-items: center; }
.cite-tag {
  background: rgba(59,130,246,.2);
  color: #93c5fd;
  padding: 1px 7px; border-radius: 10px;
  font-size: 10px; font-weight: 600;
}
.cite-file { font-weight: 600; }
.cite-meta { color: var(--text-muted); font-size: 11px; }
.cite-snippet {
  color: var(--text-muted);
  margin-top: 4px;
  max-height: 60px;
  overflow: hidden;
  cursor: pointer;
  position: relative;
}
.cite-snippet.expanded { max-height: 400px; overflow: auto; }
.cite-snippet::after {
  content: "点击展开 ▾";
  display: block;
  text-align: center;
  color: var(--primary);
  font-size: 11px;
  padding: 2px;
  background: linear-gradient(transparent, var(--bg) 60%);
  position: absolute; bottom: 0; left: 0; right: 0;
}
.cite-snippet.expanded::after { content: "点击收起 ▴"; background: none; position: static; }

/* ==================== KB list ==================== */
.kb-list { display: flex; flex-direction: column; gap: 8px; }
.kb-item {
  display: flex; justify-content: space-between; align-items: center;
  background: var(--bg);
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  font-size: 13px;
}
.kb-item-name { font-weight: 500; }
.kb-item-meta { display: flex; gap: 6px; align-items: center; }
.kb-force { background: var(--danger-bg); color: #fca5a5; padding: 1px 7px; border-radius: 10px; font-size: 10px; }
.kb-pub { background: var(--bg3); padding: 1px 7px; border-radius: 10px; font-size: 10px; color: var(--text-muted); }

.badge-stk {
  background: rgba(16,185,129,.15); color: #6ee7b7;
  border: 1px solid rgba(16,185,129,.3);
  padding: 2px 10px; border-radius: 10px; font-size: 11px;
  font-family: ui-monospace, monospace;
}
.cap-list { list-style: none; padding: 0; margin: 0; }
.cap-list li { padding: 8px 0; border-bottom: 1px solid var(--border); font-size: 13px; }
.cap-list li:last-child { border: 0; }
.cap-list b { color: var(--primary); margin-right: 8px; font-family: ui-monospace, monospace; }

/* ==================== PLM 工单管理 ==================== */
.plm-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 12px;
}
.stat-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px;
  text-align: center;
}
.stat-card.stat-warn { border-color: var(--warn); background: rgba(245,158,11,.06); }
.stat-card.stat-pass { border-color: var(--success); background: rgba(16,185,129,.06); }
.stat-card.stat-reject { border-color: var(--danger); background: rgba(239,68,68,.06); }
.stat-val { font-size: 28px; font-weight: 800; }
.stat-card.stat-warn .stat-val { color: var(--warn); }
.stat-card.stat-pass .stat-val { color: var(--success); }
.stat-card.stat-reject .stat-val { color: var(--danger); }
.stat-label { font-size: 12px; color: var(--text-muted); margin-top: 4px; }

.plm-filter { display: flex; gap: 6px; flex-wrap: wrap; }
.plm-filter-btn { font-size: 11px !important; padding: 3px 10px !important; }
.plm-filter-btn.active { background: var(--primary); border-color: var(--primary); color: #fff; }

.plm-order {
  background: var(--bg);
  border: 1px solid var(--border);
  border-left: 3px solid var(--bg3);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  margin-bottom: 10px;
  transition: border-color .2s;
}
.plm-order.st-pending { border-left-color: var(--text-muted); }
.plm-order.st-reviewing { border-left-color: var(--primary); }
.plm-order.st-human { border-left-color: var(--warn); }
.plm-order.st-pass { border-left-color: var(--success); }
.plm-order.st-reject { border-left-color: var(--danger); }
.plm-order.st-fail { border-left-color: var(--danger); }

.plm-order-hd {
  display: flex; align-items: center; gap: 10px;
  flex-wrap: wrap; margin-bottom: 6px;
}
.plm-id {
  font-family: ui-monospace, monospace;
  font-size: 12px;
  background: var(--bg3);
  padding: 2px 8px;
  border-radius: 4px;
  color: var(--text);
}
.plm-status-badge {
  font-size: 11px; font-weight: 600;
  padding: 2px 10px; border-radius: 12px;
}
.plm-status-badge.st-pending { background: var(--bg3); color: var(--text-muted); }
.plm-status-badge.st-reviewing { background: rgba(59,130,246,.15); color: #93c5fd; }
.plm-status-badge.st-human { background: var(--warn-bg); color: #fcd34d; }
.plm-status-badge.st-pass { background: var(--success-bg); color: #6ee7b7; }
.plm-status-badge.st-reject { background: var(--danger-bg); color: #fca5a5; }
.plm-status-badge.st-fail { background: var(--danger-bg); color: #fca5a5; }
.plm-time { margin-left: auto; font-size: 11px; }

.concl-mini {
  font-size: 11px; font-weight: 600;
  padding: 1px 8px; border-radius: 10px;
}
.concl-mini.通过 { background: var(--success-bg); color: #6ee7b7; }
.concl-mini.不通过 { background: var(--danger-bg); color: #fca5a5; }
.concl-mini.存疑 { background: var(--warn-bg); color: #fcd34d; }

.plm-order-meta {
  display: flex; gap: 12px; flex-wrap: wrap;
  font-size: 12px; color: var(--text-muted);
  margin-bottom: 6px;
}
.plm-review-note {
  font-size: 12px;
  background: rgba(59,130,246,.05);
  border-radius: 4px;
  padding: 4px 8px;
  margin-bottom: 6px;
  color: var(--text);
}

.plm-events {
  font-size: 11px;
  border-top: 1px dashed var(--border);
  padding-top: 6px;
  margin-top: 4px;
  max-height: 80px;
  overflow-y: auto;
}
.plm-event {
  display: flex; gap: 8px;
  padding: 1px 0;
  color: var(--text-muted);
}
.plm-event-ts { font-family: ui-monospace, monospace; color: var(--text-dim); width: 60px; flex-shrink: 0; }
.plm-event-actor { color: var(--primary); min-width: 60px; font-size: 10px; }
.plm-event-action { font-family: ui-monospace, monospace; font-size: 10px; }

.plm-order-actions {
  display: flex; gap: 8px;
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
  align-items: center;
}
.plm-order-actions input {
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: var(--radius-sm);
  padding: 5px 10px;
  font-size: 12px;
}
.plm-reviewer-input { width: 110px; }
.plm-note-input { flex: 1; min-width: 150px; }
.btn-primary.sm, .plm-order-actions .btn-primary.sm {
  background: var(--success) !important;
  border-color: var(--success) !important;
  white-space: nowrap;
}
.plm-order-actions .btn-ghost.sm {
  border-color: var(--danger);
  color: #fca5a5;
  white-space: nowrap;
}

/* Webhook 回传日志 */
.cb-item {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  margin-bottom: 6px;
  font-size: 12px;
}
.cb-hd {
  display: flex; gap: 8px; align-items: center;
  flex-wrap: wrap;
}
.cb-hd code { font-family: ui-monospace, monospace; font-size: 11px; background: var(--bg3); padding: 1px 6px; border-radius: 4px; }
.cb-body { margin-top: 4px; font-size: 11px; }

.empty-state {
  text-align: center;
  padding: 30px;
  font-size: 13px;
}

/* ==================== 登录页 ==================== */
.login-page {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  overflow: hidden;
}
.login-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 40%, #1e3a5f 100%);
}
.login-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(59,130,246,.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(139,92,246,.1) 0%, transparent 50%);
}
.login-card {
  position: relative;
  background: rgba(30,41,59,.95);
  border: 1px solid var(--border-light);
  border-radius: 16px;
  padding: 40px 36px;
  width: 420px;
  max-width: 90vw;
  box-shadow: 0 20px 60px rgba(0,0,0,.5);
  backdrop-filter: blur(10px);
}
.login-brand {
  text-align: center;
  margin-bottom: 30px;
}
.login-logo {
  display: inline-block;
  width: 64px; height: 64px;
  border-radius: 16px;
  background: linear-gradient(135deg, #3b82f6, #8b5cf6);
  color: #fff;
  font-size: 22px;
  font-weight: 800;
  line-height: 64px;
  margin-bottom: 16px;
  letter-spacing: -1px;
}
.login-card h2 {
  font-size: 22px;
  margin: 0 0 6px;
}
.login-sub {
  color: var(--text-muted);
  font-size: 13px;
  margin: 0;
}
.login-form {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.login-label {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 12px;
  margin-bottom: 2px;
}
.login-select, .login-input {
  background: var(--bg);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 10px 14px;
  color: var(--text);
  font-size: 14px;
  transition: border-color .2s;
}
.login-select:focus, .login-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(59,130,246,.15);
}
.login-btn {
  margin-top: 24px;
  padding: 12px;
  background: linear-gradient(135deg, var(--primary), #8b5cf6);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: transform .15s, box-shadow .2s;
}
.login-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(59,130,246,.4);
}
.login-btn:active { transform: translateY(0); }
.login-hint {
  text-align: center;
  font-size: 11px;
  color: var(--text-dim);
  margin: 16px 0 0;
}

/* ==================== 导航栏 ==================== */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 24px;
  height: 56px;
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}
.nav-left {
  display: flex;
  align-items: center;
  gap: 12px;
}
.nav-logo {
  width: 36px; height: 36px;
  border-radius: 8px;
  background: linear-gradient(135deg, #3b82f6, #8b5cf6);
  color: #fff;
  font-size: 13px;
  font-weight: 800;
  line-height: 36px;
  text-align: center;
  letter-spacing: -0.5px;
}
.nav-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
}
.nav-version {
  font-size: 10px;
  color: var(--text-dim);
  background: var(--bg3);
  padding: 2px 8px;
  border-radius: 10px;
  margin-left: -4px;
}
.nav-right {
  display: flex;
  align-items: center;
  gap: 16px;
}
.nav-stk {
  font-size: 11px;
  font-family: ui-monospace, monospace;
  color: var(--text-muted);
  background: var(--bg);
  padding: 4px 10px;
  border-radius: 6px;
  border: 1px solid var(--border);
}
.nav-user {
  display: flex;
  align-items: center;
  gap: 10px;
}
.nav-user-info {
  text-align: right;
  font-size: 12px;
  line-height: 1.3;
}
.role-badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  padding: 1px 7px;
  border-radius: 8px;
  color: #fff;
}
.role-name {
  display: block;
  color: var(--text-muted);
  font-size: 11px;
  margin-top: 2px;
}
.nav-user-avatar {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--info));
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  line-height: 32px;
  text-align: center;
}
.nav-username {
  font-size: 13px;
  font-weight: 500;
}
.nav-logout {
  background: none;
  border: 1px solid var(--border-light);
  border-radius: 8px;
  width: 32px; height: 32px;
  color: var(--text-muted);
  font-size: 16px;
  cursor: pointer;
  transition: all .2s;
}
.nav-logout:hover {
  border-color: var(--danger);
  color: #fca5a5;
  background: rgba(239,68,68,.08);
}

/* ==================== 首页仪表板 ==================== */
.welcome-banner {
  padding: 8px 0 24px;
}
.welcome-banner h2 {
  font-size: 24px;
  margin: 0 0 4px;
}
.dash-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}
.dash-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  cursor: pointer;
  transition: all .2s;
  position: relative;
  overflow: hidden;
}
.dash-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
}
.dash-card.dash-a::before { background: var(--primary); }
.dash-card.dash-b::before { background: var(--success); }
.dash-card.dash-kb::before { background: #8b5cf6; }
.dash-card.dash-qs::before { background: #06b6d4; }
.dash-card.dash-doc::before { background: #f97316; }
.dash-card.dash-plm::before { background: var(--warn); }
.dash-card:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,.3);
}
.dash-icon {
  font-size: 32px;
  margin-bottom: 12px;
}
.dash-card h3 {
  margin: 0 0 8px;
  font-size: 17px;
}
.dash-card p {
  font-size: 13px;
  color: var(--text-muted);
  margin: 0 0 16px;
  line-height: 1.6;
}
.dash-stats {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}
.ds-item {
  font-size: 11px;
  color: var(--text-muted);
}
.ds-item b {
  display: block;
  font-size: 18px;
  color: var(--text);
  font-family: ui-monospace, monospace;
}
.dash-btn {
  width: 100%;
  padding: 10px;
}

/* 能力概览 */
.cap-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
}
.cap-item {
  text-align: center;
  padding: 20px 12px;
  background: var(--bg);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}
.cap-num {
  font-size: 32px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary), #8b5cf6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 6px;
}
.cap-label {
  font-size: 13px;
  line-height: 1.5;
}
.cap-label .muted {
  font-size: 11px;
}

.search-bar { display: flex; gap: 8px; margin-bottom: 4px; }
.search-bar input { flex: 1; }

/* ==================== Footer ==================== */
.footer {
  text-align: center;
  padding: 18px;
  font-size: 12px;
  color: var(--text-dim);
  border-top: 1px solid var(--border);
  margin-top: 30px;
}
.footer .dot { margin: 0 8px; }
.muted { color: var(--text-muted); }
.imgprev { max-width: 100%; border: 1px solid var(--border); border-radius: var(--radius-sm); margin-top: 10px; }

/* ==================== 知识库模块 ==================== */
.kb-intro { font-size: 13px; margin: 4px 0 0; }

.kb-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}
.kb-stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 16px;
  text-align: center;
  transition: border-color .2s;
}
.kb-stat-card.stat-pass { border-color: rgba(16,185,129,.4); background: rgba(16,185,129,.05); }
.kb-stat-card.stat-warn { border-color: rgba(245,158,11,.4); background: rgba(245,158,11,.05); }
.kb-stat-icon { font-size: 24px; margin-bottom: 6px; }
.kb-stat-val { font-size: 28px; font-weight: 800; font-family: ui-monospace, monospace; }
.kb-stat-card.stat-pass .kb-stat-val { color: var(--success); }
.kb-stat-card.stat-warn .kb-stat-val { color: var(--warn); }
.kb-stat-label { font-size: 12px; color: var(--text-muted); margin-top: 4px; }

/* 搜索栏 */
.kb-search-bar {
  display: flex;
  gap: 8px;
  align-items: center;
}
.kb-search-bar input {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 7px 12px;
  color: var(--text);
  font-size: 13px;
  width: 240px;
  max-width: 100%;
}
.kb-search-bar input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(59,130,246,.12);
}

/* 文件列表 */
.kb-file-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.kb-file-item {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  cursor: pointer;
  transition: all .15s;
}
.kb-file-item:hover {
  border-color: var(--primary);
  background: var(--bg-card-hover);
}
.kb-file-icon {
  font-size: 22px;
  flex-shrink: 0;
}
.kb-file-main {
  flex: 1;
  min-width: 0;
}
.kb-file-name {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 4px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.kb-file-meta {
  display: flex;
  gap: 6px;
  align-items: center;
  flex-wrap: wrap;
}
.kb-file-meta .muted { font-size: 11px; }

/* 类型标签 */
.kb-type-tag {
  font-size: 10px;
  font-weight: 600;
  padding: 1px 8px;
  border-radius: 10px;
  border: 1px solid transparent;
}
.kb-type-gb { background: rgba(239,68,68,.12); color: #fca5a5; border-color: rgba(239,68,68,.2); }
.kb-type-hb { background: rgba(245,158,11,.12); color: #fcd34d; border-color: rgba(245,158,11,.2); }
.kb-type-ent { background: rgba(59,130,246,.12); color: #93c5fd; border-color: rgba(59,130,246,.2); }
.kb-type-tpl { background: rgba(16,185,129,.12); color: #6ee7b7; border-color: rgba(16,185,129,.2); }
.kb-type-other { background: var(--bg3); color: var(--text-muted); }

/* 权限标签 */
.kb-perm-tag {
  font-size: 10px;
  padding: 1px 8px;
  border-radius: 10px;
  background: rgba(16,185,129,.1);
  color: #6ee7b7;
  border: 1px solid rgba(16,185,129,.15);
}
.kb-perm-tag.restricted {
  background: rgba(245,158,11,.1);
  color: #fcd34d;
  border-color: rgba(245,158,11,.2);
}

/* 强制标记 */
.kb-force-tag {
  font-size: 10px;
  padding: 1px 8px;
  border-radius: 10px;
  background: rgba(239,68,68,.12);
  color: #fca5a5;
  border: 1px solid rgba(239,68,68,.2);
  font-weight: 600;
}

.kb-file-actions { flex-shrink: 0; }

/* 文件详情 */
.kb-detail-meta {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

/* 段落列表 */
.kb-chunks {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.kb-chunk {
  background: var(--bg);
  border: 1px solid var(--border);
  border-left: 3px solid var(--primary);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
}
.kb-chunk-hd {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-bottom: 6px;
}
.kb-chunk-num {
  font-size: 11px;
  font-weight: 700;
  font-family: ui-monospace, monospace;
  color: var(--primary);
  background: rgba(59,130,246,.1);
  padding: 1px 7px;
  border-radius: 4px;
}
.kb-chunk-section {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}
.kb-chunk-text {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.7;
  white-space: pre-wrap;
  word-break: break-word;
}

/* ==================== 角色矩阵 ==================== */
.role-matrix {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 10px;
}
.role-matrix-item {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px;
  transition: border-color .15s;
}
.role-matrix-item:hover { border-color: var(--primary); }
.role-matrix-item.new { border-color: rgba(6,182,212,.3); background: rgba(6,182,212,.04); }
.role-matrix-icon {
  width: 32px; height: 32px;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; font-weight: 700;
  flex-shrink: 0;
}
.role-matrix-text { flex: 1; min-width: 0; }
.role-matrix-name { font-size: 13px; font-weight: 600; margin-bottom: 3px; }
.role-matrix-desc { font-size: 11px; color: var(--text-muted); line-height: 1.4; }
.role-matrix-tag {
  font-size: 9px; font-weight: 700;
  padding: 1px 6px; border-radius: 8px;
  background: rgba(6,182,212,.15); color: #67e8f9;
  margin-left: 4px; white-space: nowrap;
}

/* ==================== 质量标准管理 ==================== */
.qs-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 12px;
  margin: 16px 0;
}
.qs-stat-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px 14px;
  text-align: center;
}
.qs-stat-card.done { border-color: rgba(16,185,129,.3); }
.qs-stat-card.pending { border-color: rgba(245,158,11,.3); }
.qs-stat-card.relation { border-color: rgba(6,182,212,.3); }
.qs-stat-val { font-size: 26px; font-weight: 800; font-family: ui-monospace, monospace; }
.qs-stat-card.done .qs-stat-val { color: var(--success); }
.qs-stat-card.pending .qs-stat-val { color: var(--warn); }
.qs-stat-card.relation .qs-stat-val { color: var(--info); }
.qs-stat-label { font-size: 11px; color: var(--text-muted); margin-top: 4px; }

.qs-progress-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 4px;
}
.qs-progress-track {
  flex: 1;
  height: 10px;
  background: var(--bg);
  border-radius: 5px;
  border: 1px solid var(--border);
  overflow: hidden;
}
.qs-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--success));
  border-radius: 5px;
  transition: width .6s ease;
}
.qs-progress-text {
  font-size: 13px; font-weight: 700;
  font-family: ui-monospace, monospace;
  color: var(--success);
  min-width: 40px;
}

/* 标准树布局 */
.qs-tree-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  min-height: 400px;
}
@media (max-width: 900px) {
  .qs-tree-layout { grid-template-columns: 1fr; }
}
.qs-tree-panel {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px;
  overflow-y: auto;
  max-height: 550px;
}
.qs-detail-panel {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px;
  overflow-y: auto;
  max-height: 550px;
}
.qs-detail-empty {
  display: flex; align-items: center; justify-content: center;
  height: 100%; min-height: 300px;
  font-size: 13px;
}

/* 树节点 */
.qs-tree-node {
  margin-left: 0;
}
.qs-tree-node-row {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 5px 8px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 13px;
  transition: background .12s;
}
.qs-tree-node-row:hover { background: var(--bg-card-hover); }
.qs-tree-node-row.active { background: rgba(59,130,246,.12); border-left: 2px solid var(--primary); }
.qs-tree-toggle {
  width: 16px; text-align: center;
  font-size: 10px; color: var(--text-dim);
  flex-shrink: 0;
}
.qs-tree-icon { flex-shrink: 0; }
.qs-tree-label { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.qs-tree-badge {
  font-size: 9px; padding: 1px 5px; border-radius: 8px; flex-shrink: 0;
}
.qs-tree-badge.structured { background: var(--success-bg); color: #6ee7b7; }
.qs-tree-badge.cleaning { background: var(--warn-bg); color: #fcd34d; }
.qs-tree-badge.pending { background: var(--bg3); color: var(--text-dim); }
.qs-tree-badge.link { background: rgba(6,182,212,.12); color: #67e8f9; }
.qs-tree-children {
  margin-left: 20px;
  border-left: 1px dashed var(--border);
  padding-left: 4px;
}

/* 标准详情 */
.qs-detail-title {
  font-size: 16px; font-weight: 700;
  margin-bottom: 4px;
}
.qs-detail-docid {
  font-family: ui-monospace, monospace; font-size: 12px;
  color: var(--text-muted); margin-bottom: 12px;
}
.qs-detail-section {
  margin-bottom: 14px; padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}
.qs-detail-section:last-child { border-bottom: 0; }
.qs-detail-section-h {
  font-size: 12px; font-weight: 700; color: var(--text-muted);
  margin-bottom: 6px; text-transform: uppercase; letter-spacing: .5px;
}
.qs-rel-item {
  display: flex; gap: 8px; align-items: center;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 8px 10px;
  margin-bottom: 6px;
  font-size: 12px;
}
.qs-rel-arrow { color: var(--primary); font-size: 14px; flex-shrink: 0; }
.qs-rel-type {
  font-size: 10px; padding: 1px 6px; border-radius: 8px;
  background: rgba(6,182,212,.12); color: #67e8f9;
  flex-shrink: 0;
}
.qs-cascade-btn {
  margin-top: 12px;
  background: var(--warn) !important;
  border-color: var(--warn) !important;
}

/* 级联更新 */
.qs-cascade-summary {
  background: var(--warn-bg);
  border: 1px solid rgba(245,158,11,.3);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  margin-bottom: 16px;
  font-size: 13px;
}
.qs-cascade-summary b { color: var(--warn); font-size: 18px; }
.qs-cascade-item {
  display: flex; gap: 12px; align-items: center;
  background: var(--bg);
  border: 1px solid var(--border);
  border-left: 3px solid var(--warn);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  margin-bottom: 8px;
}
.qs-cascade-item.confirmed { border-left-color: var(--success); opacity: .6; }
.qs-cascade-depth { font-size: 11px; color: var(--text-dim); width: 24px; flex-shrink: 0; text-align: center; }
.qs-cascade-main { flex: 1; }
.qs-cascade-name { font-size: 13px; font-weight: 600; }
.qs-cascade-relation { font-size: 11px; color: var(--text-muted); margin-top: 2px; }
.qs-cascade-change { font-size: 11px; color: var(--warn); margin-top: 3px; }

/* Markdown 渲染 */
.md-body { font-size: 13px; line-height: 1.8; }
.md-body p { margin: 0 0 12px; }
.md-h2 { font-size: 18px; font-weight: 700; margin: 20px 0 10px; color: var(--text); border-bottom: 1px solid var(--border); padding-bottom: 6px; }
.md-h3 { font-size: 15px; font-weight: 700; margin: 16px 0 8px; color: var(--text); }
.md-h4 { font-size: 13px; font-weight: 600; margin: 12px 0 6px; color: var(--text-muted); }
.md-ol { padding-left: 20px; margin: 4px 0; position: relative; }
.md-ol::before { content: ""; position: absolute; left: 0; }
.md-ul { padding-left: 16px; margin: 4px 0; }
.md-ul::before { content: "•"; position: absolute; margin-left: -14px; color: var(--primary); }

/* 发布邮件 */
.email-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.email-subject {
  background: var(--bg3);
  padding: 12px 16px;
  font-size: 14px;
  font-weight: 700;
  border-bottom: 1px solid var(--border);
}
.email-body {
  padding: 16px;
  font-size: 13px;
  line-height: 1.7;
  white-space: pre-wrap;
  word-break: break-word;
  font-family: -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
  margin: 0;
  color: var(--text);
}


/* ==================== 权限管理 ==================== */
.admin-role-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 12px;
}
.admin-role-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border: 1px solid var(--border, #2a2a3e);
  border-radius: 10px;
  background: var(--card-bg, #1a1a2e);
  transition: border-color .2s;
}
.admin-role-card.active {
  border-color: var(--accent, #3b82f6);
  box-shadow: 0 0 0 2px rgba(59,130,246,.15);
}
.admin-role-icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 16px; font-weight: 700;
  flex-shrink: 0;
}
.admin-role-info { flex: 1; min-width: 0; }
.admin-role-name {
  font-size: 14px; font-weight: 600;
  display: flex; align-items: center; gap: 6px;
}
.admin-role-desc { font-size: 12px; color: var(--muted, #888); margin-top: 2px; }
.admin-role-stats { font-size: 11px; margin-top: 4px; display: flex; gap: 10px; }
.admin-tag {
  font-size: 10px; padding: 1px 6px; border-radius: 4px;
  background: rgba(59,130,246,.2); color: #60a5fa;
}

/* Permission matrix table */
.admin-perm-table-wrap { overflow-x: auto; }
.admin-perm-table {
  width: 100%; border-collapse: collapse;
  font-size: 12px;
}
.admin-perm-table th,
.admin-perm-table td {
  padding: 8px 10px;
  text-align: center;
  border: 1px solid var(--border, #2a2a3e);
  white-space: nowrap;
}
.admin-perm-table th {
  background: var(--bg2, #16162a);
  font-weight: 600;
  position: sticky; top: 0;
}
.admin-perm-table th:first-child,
.admin-perm-table td:first-child { text-align: left; min-width: 140px; }
.perm-role-name { display: flex; align-items: center; gap: 6px; font-weight: 500; }
.perm-role-dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; flex-shrink: 0; }
.perm-cell.allow { background: rgba(16,185,129,.08); }
.perm-cell.deny { background: rgba(239,68,68,.06); color: var(--muted, #666); }

/* KB access badges */
.admin-kb-access { display: flex; flex-direction: column; gap: 8px; }
.kb-access-row {
  display: flex; align-items: center; gap: 12px;
  padding: 8px 12px;
  border: 1px solid var(--border, #2a2a3e);
  border-radius: 8px;
}
.kb-access-role { display: flex; align-items: center; gap: 6px; min-width: 160px; font-weight: 500; font-size: 13px; }
.kb-access-badges { display: flex; gap: 8px; }
.kb-access-badge {
  font-size: 11px; padding: 2px 8px; border-radius: 4px;
}
.kb-access-badge.grant { background: rgba(16,185,129,.15); color: #34d399; }
.kb-access-badge.deny { background: rgba(239,68,68,.1); color: #f87171; }

/* User list table */
.admin-user-table {
  width: 100%; border-collapse: collapse;
  font-size: 13px;
}
.admin-user-table th,
.admin-user-table td {
  padding: 8px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border, #2a2a3e);
}
.admin-user-table th {
  font-weight: 600; color: var(--muted, #888);
  font-size: 12px; text-transform: uppercase; letter-spacing: .5px;
}
.admin-user-table td { vertical-align: middle; }
.admin-user-table td code { font-size: 12px; color: var(--accent, #60a5fa); }

/* Tab hidden by permission */
.tab.hidden { display: none !important; }
.dash-card.hidden { display: none !important; }