:root {
  --bg: #f4f6fb;
  --panel: #ffffff;
  --panel-soft: #f8fafc;
  --text: #0f172a;
  --muted: #64748b;
  --border: #e2e8f0;
  --border-strong: #cbd5e1;
  --blue: #2563eb;
  --blue-soft: #eff6ff;
  --green: #059669;
  --green-soft: #ecfdf5;
  --amber: #d97706;
  --amber-soft: #fffbeb;
  --red: #dc2626;
  --red-soft: #fef2f2;
  --sidebar: #0f172a;
  --sidebar-soft: #1e293b;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(15, 23, 42, 0.04), 0 12px 30px rgba(15, 23, 42, 0.05);
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; }
body {
  font-family: "Inter", "Segoe UI", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4, p { margin: 0; }
h1 { font-size: 22px; letter-spacing: -0.02em; }
h2 { font-size: 24px; letter-spacing: -0.02em; }
h3 { font-size: 16px; letter-spacing: -0.01em; }
h4 { font-size: 13px; }
code, pre {
  font-family: "Cascadia Code", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 12px;
}
code {
  background: #f1f5f9;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1px 5px;
}
.muted { color: var(--muted); }
.small { font-size: 12px; }
.nowrap { white-space: nowrap; }
.text-ok { color: var(--green); }
.text-warn { color: var(--amber); }

/* Layout */
.shell { display: flex; min-height: 100vh; }
.sidebar {
  width: 248px;
  flex: 0 0 248px;
  background: var(--sidebar);
  color: #cbd5e1;
  padding: 22px 14px;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}
.main { flex: 1; min-width: 0; }
.topbar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 26px 32px 0;
}
.topbar-title h1 { margin-top: 2px; }
.breadcrumb {
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.01em;
}
.topbar-actions { display: flex; align-items: center; gap: 10px; padding-top: 4px; }
.user-chip {
  max-width: 280px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 12px;
  color: var(--muted);
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 12px;
}
.content { padding: 22px 32px 56px; max-width: 1280px; }

/* Sidebar */
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 8px 22px;
  color: #f8fafc;
}
.brand:hover { text-decoration: none; }
.brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  display: inline-grid;
  place-items: center;
  background: linear-gradient(135deg, #3b82f6, #8b5cf6);
  color: #fff;
  font-weight: 800;
  font-size: 18px;
  flex: 0 0 auto;
}
.brand-mark-lg { width: 44px; height: 44px; border-radius: 13px; font-size: 22px; }
.brand-text { display: flex; flex-direction: column; line-height: 1.25; }
.brand-text strong { font-size: 15px; letter-spacing: 0.02em; }
.brand-text small { color: #94a3b8; font-size: 11px; }
.nav { display: flex; flex-direction: column; gap: 3px; }
.nav-label {
  color: #64748b;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  padding: 14px 10px 5px;
}
.nav-item {
  display: flex;
  align-items: center;
  gap: 9px;
  color: #cbd5e1;
  padding: 9px 10px;
  border-radius: 9px;
  font-size: 13px;
  line-height: 1.2;
}
.nav-item:hover { background: var(--sidebar-soft); color: #f8fafc; text-decoration: none; }
.nav-item.is-active { background: #1d4ed8; color: #fff; box-shadow: inset 0 0 0 1px rgba(255,255,255,0.08); }
.nav-item.is-disabled { color: #64748b; cursor: default; }
.nav-item.is-disabled:hover { background: transparent; color: #64748b; }
.nav-item em {
  margin-left: auto;
  font-style: normal;
  font-size: 10px;
  color: #94a3b8;
  background: rgba(148, 163, 184, 0.12);
  border-radius: 5px;
  padding: 1px 5px;
}
.nav-icon { width: 18px; text-align: center; color: currentColor; opacity: 0.9; }
.sidebar-foot {
  margin-top: auto;
  padding: 18px 10px 4px;
  color: #64748b;
  font-size: 11px;
  display: flex;
  align-items: center;
  gap: 7px;
}
.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.14);
  display: inline-block;
  flex: 0 0 auto;
}

/* Cards and grids */
.hero {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  background: linear-gradient(115deg, #0f172a 0%, #172554 55%, #1d4ed8 140%);
  color: #e2e8f0;
  border-radius: 18px;
  padding: 28px 30px;
  margin-bottom: 18px;
  box-shadow: var(--shadow);
}
.hero h2 { color: #fff; margin: 12px 0 6px; }
.hero p { color: #cbd5e1; max-width: 680px; font-size: 13px; }
.hero .btn-primary { background: #fff; color: #1e3a8a; flex: 0 0 auto; }
.hero .btn-primary:hover { background: #eff6ff; }
.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 18px;
}
.stat-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 17px 18px;
  box-shadow: var(--shadow);
}
.stat-card span { display: block; color: var(--muted); font-size: 12px; }
.stat-card strong { display: block; font-size: 26px; letter-spacing: -0.03em; margin: 5px 0 2px; }
.stat-card small { color: var(--muted); font-size: 11px; }
.grid-2 {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  gap: 16px;
  margin-bottom: 16px;
}
.page-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 330px;
  gap: 18px;
  align-items: start;
}
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
  margin-bottom: 16px;
}
.card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 14px;
}
.card-head h3 { display: flex; align-items: center; gap: 8px; }
.card-sub { color: var(--muted); font-size: 12px; margin-top: 4px; }
.link { font-size: 12px; white-space: nowrap; }
.side-card { position: sticky; top: 22px; }
.side-divider { height: 1px; background: var(--border); margin: 16px 0; }

/* Pills, badges, buttons */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--muted);
  background: #f1f5f9;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 3px 8px;
  white-space: nowrap;
}
.pill-blue { color: #1d4ed8; background: var(--blue-soft); border-color: #bfdbfe; }
.badge {
  display: inline-flex;
  align-items: center;
  font-size: 11px;
  font-weight: 600;
  border-radius: 999px;
  padding: 2px 8px;
  border: 1px solid transparent;
}
.badge-ok { color: var(--green); background: var(--green-soft); border-color: #a7f3d0; }
.badge-warn { color: var(--amber); background: var(--amber-soft); border-color: #fde68a; }
.badge-muted { color: var(--muted); background: #f1f5f9; border-color: var(--border); }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border: 1px solid var(--border-strong);
  background: #fff;
  color: var(--text);
  border-radius: 9px;
  padding: 9px 14px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease, opacity 0.15s ease;
  white-space: nowrap;
}
.btn:hover { background: #f8fafc; text-decoration: none; }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }
.btn-primary { background: var(--blue); border-color: var(--blue); color: #fff; }
.btn-primary:hover { background: #1d4ed8; border-color: #1d4ed8; }
.btn-ghost { border-color: transparent; background: transparent; color: var(--muted); }
.btn-ghost:hover { background: #f1f5f9; color: var(--text); }
.btn-sm { padding: 6px 10px; font-size: 12px; border-radius: 8px; }
.btn-block { width: 100%; }
.btn.is-disabled { opacity: 0.45; pointer-events: none; }
.inline-form { display: inline; }

/* Forms */
.stack { display: flex; flex-direction: column; gap: 15px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field > span { font-size: 12px; font-weight: 600; color: #334155; }
.field > span em { font-style: normal; font-weight: 400; color: var(--muted); }
.field small { color: var(--muted); font-size: 11px; }
input:not([type="checkbox"]):not([type="radio"]), select, textarea {
  width: 100%;
  border: 1px solid var(--border-strong);
  background: #fff;
  border-radius: 9px;
  padding: 10px 12px;
  font: inherit;
  color: var(--text);
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}
input::placeholder { color: #94a3b8; }
.input-row { display: flex; gap: 8px; align-items: stretch; }
.input-row input { flex: 1; min-width: 0; }
.form-actions { display: flex; gap: 9px; flex-wrap: wrap; padding-top: 2px; }

/* Notices */
.notice {
  margin: 14px 32px 0;
  padding: 11px 14px;
  border-radius: 10px;
  border: 1px solid var(--border);
  font-size: 13px;
  background: var(--panel);
}
.notice-ok { background: var(--green-soft); border-color: #a7f3d0; color: #065f46; }
.notice-warn { background: var(--amber-soft); border-color: #fde68a; color: #92400e; }
.notice-error { background: var(--red-soft); border-color: #fecaca; color: #991b1b; }

/* Key-value */
.kv { display: grid; gap: 10px; margin: 0; }
.kv > div {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
}
.kv dt { color: var(--muted); font-size: 12px; }
.kv dd { margin: 0; font-size: 13px; word-break: break-all; }

/* Roadmap */
.roadmap { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; }
.roadmap li {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 8px 0;
  border-bottom: 1px dashed var(--border);
  color: #475569;
  font-size: 12px;
}
.roadmap li:last-child { border-bottom: 0; }
.roadmap li span {
  font-family: "Cascadia Code", Consolas, monospace;
  font-size: 10px;
  color: var(--muted);
  background: #f1f5f9;
  border-radius: 5px;
  padding: 1px 5px;
  flex: 0 0 auto;
}
.roadmap li.is-done { color: var(--text); font-weight: 600; }
.roadmap li.is-done span { color: #1d4ed8; background: var(--blue-soft); }
.roadmap li em { margin-left: auto; font-style: normal; font-size: 10px; color: var(--green); }

/* Tables */
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: 10px; }
table { width: 100%; border-collapse: collapse; font-size: 12px; }
thead th {
  text-align: left;
  color: var(--muted);
  font-weight: 600;
  background: var(--panel-soft);
  border-bottom: 1px solid var(--border);
  padding: 9px 12px;
  white-space: nowrap;
}
tbody td { padding: 10px 12px; border-bottom: 1px solid #f1f5f9; vertical-align: top; }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: #fbfdff; }
.detail summary { cursor: pointer; color: var(--blue); }
.detail pre {
  margin: 8px 0 0;
  max-width: 520px;
  max-height: 220px;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-all;
  background: #f8fafc;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 9px;
}
.pager { display: flex; align-items: center; gap: 12px; padding-top: 14px; }
.pager .muted { flex: 1; text-align: center; }

/* Empty */
.empty, .empty-inline { color: var(--muted); font-size: 13px; }
.empty { padding: 26px 10px; text-align: center; background: var(--panel-soft); border-radius: 10px; }
.empty-inline { padding: 8px 0; }
.empty-state { text-align: center; padding: 54px 20px; }
.empty-code {
  display: block;
  font-size: 54px;
  font-weight: 800;
  letter-spacing: -0.05em;
  color: #cbd5e1;
  line-height: 1;
  margin-bottom: 12px;
}
.empty-state h2 { margin-bottom: 8px; }
.empty-state .btn { margin-top: 18px; }

/* Test result */
.test-result {
  margin-top: 16px;
  padding: 13px 15px;
  border-radius: 10px;
  border: 1px solid var(--border);
  font-size: 13px;
  background: var(--panel-soft);
}
.test-result.is-ok { background: var(--green-soft); border-color: #a7f3d0; color: #065f46; }
.test-result.is-error { background: var(--red-soft); border-color: #fecaca; color: #991b1b; }
.test-result.is-loading { background: var(--blue-soft); border-color: #bfdbfe; color: #1e40af; }

/* Security note */
.security-note {
  margin-top: 18px;
  background: var(--panel-soft);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 13px 15px;
  font-size: 12px;
  color: #475569;
}
.security-note strong { display: block; color: var(--text); margin-bottom: 6px; }
.security-note ul { margin: 0; padding-left: 18px; }
.security-note li { margin: 3px 0; }

/* Login */
.auth-body {
  min-height: 100vh;
  background:
    radial-gradient(900px 500px at 15% 10%, rgba(37, 99, 235, 0.14), transparent 60%),
    radial-gradient(700px 500px at 90% 90%, rgba(139, 92, 246, 0.12), transparent 60%),
    #f8fafc;
  display: grid;
  place-items: center;
}
.auth-wrap { width: 100%; padding: 24px; display: flex; justify-content: center; }
.auth-card {
  width: min(440px, 100%);
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 34px;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04), 0 30px 70px rgba(15, 23, 42, 0.12);
}
.auth-brand { display: flex; align-items: center; gap: 11px; margin-bottom: 26px; }
.auth-brand div { display: flex; flex-direction: column; line-height: 1.3; }
.auth-brand strong { font-size: 15px; }
.auth-brand span { color: var(--muted); font-size: 11px; }
.auth-heading { margin-bottom: 22px; }
.auth-heading h1 { font-size: 24px; margin-bottom: 6px; }
.auth-heading p { color: var(--muted); font-size: 12px; }
.auth-foot {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 11px;
  display: flex;
  align-items: center;
  gap: 7px;
}

/* Responsive */
@media (max-width: 1000px) {
  .grid-2 { grid-template-columns: 1fr; }
  .page-grid { grid-template-columns: 1fr; }
  .side-card { position: static; }
  .stat-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 900px) {
  .shell { display: block; }
  .sidebar {
    position: static;
    width: auto;
    height: auto;
    padding: 14px 16px;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
  }
  .brand { padding: 0 12px 0 0; }
  .nav { flex-direction: row; flex-wrap: wrap; flex: 1; }
  .nav-label { display: none; }
  .nav-item { padding: 7px 9px; }
  .nav-item.is-disabled { display: none; }
  .sidebar-foot { display: none; }
  .topbar { padding: 20px 18px 0; flex-wrap: wrap; }
  .content { padding: 18px 18px 42px; }
  .notice { margin: 14px 18px 0; }
  .hero { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 560px) {
  .stat-grid { grid-template-columns: 1fr; }
  .topbar-actions { width: 100%; justify-content: space-between; }
  .user-chip { max-width: 100%; }
  .auth-card { padding: 24px; }
  .kv > div { grid-template-columns: 1fr; gap: 2px; }
}