:root {
  --bg: #eef2f6;
  --surface: #ffffff;
  --surface-2: #f6f8fb;
  --border: #dde4ec;
  --border-strong: #c3cfdd;
  --text: #182230;
  --text-2: #5f6b7a;
  --text-3: #98a2b3;
  --primary: #1769e0;
  --primary-dark: #1257c2;
  --primary-soft: #eaf2ff;
  --success: #079455;
  --success-soft: #e6f6ef;
  --warning: #b54708;
  --warning-soft: #fff1df;
  --danger: #d92d20;
  --danger-soft: #feeceb;
  --radius: 8px;
  --radius-sm: 6px;
  --shadow: 0 1px 2px rgba(16, 24, 40, 0.06);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Microsoft YaHei UI", "PingFang SC", "Segoe UI", sans-serif;
  font-size: 14px;
  letter-spacing: 0;
}

button, input, select, textarea {
  font: inherit;
  letter-spacing: 0;
}

button { cursor: pointer; }

svg.icon {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex: 0 0 auto;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  height: 36px;
  padding: 0 14px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  white-space: nowrap;
  transition: border-color 0.15s, color 0.15s, background 0.15s;
}

.button:hover { border-color: var(--primary); color: var(--primary); }
.button.primary {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}
.button.primary:hover { background: var(--primary-dark); color: #fff; }
.button.danger { color: var(--danger); }
.button.danger:hover { border-color: var(--danger); }
.button.small { height: 30px; padding: 0 10px; font-size: 12px; }
.button.ghost { border-color: transparent; background: transparent; color: var(--text-2); }
.button.ghost:hover { color: var(--primary); }
.button:disabled { opacity: 0.55; cursor: not-allowed; }

.login-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 28px 16px;
}

.login-card {
  width: min(440px, 100%);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: 0 18px 48px rgba(23, 43, 77, 0.12);
  overflow: hidden;
}

.login-accent {
  height: 4px;
  background: var(--primary);
}

.login-body { padding: 26px 30px 28px; }

.brand-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 9px;
  background: var(--primary);
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 20px;
  font-weight: 800;
  flex: 0 0 auto;
}

.brand-text h1 {
  font-size: 18px;
  line-height: 1.3;
  margin: 0;
  font-weight: 700;
}

.brand-text p {
  color: var(--text-3);
  font-size: 12px;
  margin: 4px 0 0;
}

.login-head {
  position: relative;
  min-height: 46px;
  margin-bottom: 26px;
  padding-left: 2px;
}

.login-head .login-logo {
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  height: 42px;
  width: auto;
  display: block;
}

.login-head > div {
  text-align: center;
  padding-top: 2px;
}

.login-head h1 {
  font-size: 22px;
  font-weight: 700;
  line-height: 1.3;
  margin: 0;
  text-align: center;
}

.login-head p {
  color: var(--text-3);
  font-size: 12px;
  margin: 5px 0 0;
  text-align: center;
}

.role-switch {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-bottom: 20px;
}

.role-switch button {
  height: 42px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-2);
  color: var(--text-2);
  font-weight: 600;
}

.role-switch button:hover { border-color: var(--primary); color: var(--primary); }
.role-switch button.active {
  background: var(--primary-soft);
  border-color: var(--primary);
  color: var(--primary);
}

.field { margin-bottom: 14px; }

.field label {
  display: block;
  color: var(--text);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 6px;
}

.input-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  height: 42px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 0 11px;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.input-wrap:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(23, 105, 224, 0.12);
}

.input-wrap svg {
  color: var(--text-3);
  flex: 0 0 auto;
}

.input-wrap input {
  flex: 1;
  min-width: 0;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--text);
  height: 100%;
}

.input-wrap input::placeholder { color: var(--text-3); }

.captcha-row { display: grid; grid-template-columns: minmax(0, 1fr) 132px; gap: 10px; }

.captcha-image {
  width: 132px;
  height: 42px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #f4f7fb;
  display: block;
  padding: 0;
  overflow: hidden;
}

.captcha-image img { width: 100%; height: 100%; object-fit: cover; display: block; }

.login-error {
  display: none;
  align-items: flex-start;
  gap: 8px;
  color: var(--danger);
  background: var(--danger-soft);
  border: 1px solid #f4c8c5;
  border-radius: var(--radius);
  padding: 9px 11px;
  font-size: 12px;
  margin-bottom: 14px;
}

.login-error.show { display: flex; }

.login-submit {
  width: 100%;
  height: 44px;
  margin-top: 4px;
}

.login-foot {
  display: flex;
  justify-content: space-between;
  color: var(--text-3);
  font-size: 11px;
  margin-top: 14px;
}

.app-shell {
  display: grid;
  grid-template-columns: 228px minmax(0, 1fr);
  min-height: 100vh;
}

.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 18px 14px;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 2px 8px 18px;
  border-bottom: 1px solid var(--border);
}
.sidebar-brand > div {
  min-width: 0;
  text-align: left;
}

.sidebar-brand .brand-mark { width: 34px; height: 34px; font-size: 16px; border-radius: 7px; }
.sidebar-brand h1 { font-size: 15px; margin: 0; line-height: 1.25; }
.sidebar-brand p { margin: 3px 0 0; color: var(--text-3); font-size: 11px; }
.sidebar-brand .sidebar-logo {
  height: 34px;
  width: auto;
  object-fit: contain;
  flex: 0 0 auto;
}

.nav-group-title {
  color: var(--text-3);
  font-size: 11px;
  font-weight: 600;
  padding: 0 10px 7px;
  margin-top: 8px;
}

.nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
  margin-top: 14px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  border: 0;
  background: transparent;
  color: var(--text-2);
  padding: 11px 12px;
  border-radius: var(--radius);
  text-align: left;
}

.nav-item:hover { background: var(--surface-2); color: var(--text); }
.nav-item.active { background: var(--primary-soft); color: var(--primary); font-weight: 700; }

.sidebar-foot {
  border-top: 1px solid var(--border);
  padding: 13px 10px 4px;
  color: var(--text-2);
  font-size: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.online-dot { width: 8px; height: 8px; background: var(--success); border-radius: 50%; }

.main { min-width: 0; padding: 0 22px 30px; }

.topbar {
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  border-bottom: 1px solid var(--border);
}

.topbar h2 { margin: 0; font-size: 20px; }
.topbar .crumb { color: var(--text-2); font-size: 12px; margin-top: 5px; }
.top-actions { display: flex; align-items: center; gap: 10px; }

.link-button {
  border: 0;
  background: transparent;
  color: var(--primary);
  font-size: 12px;
  padding: 5px 2px;
  white-space: nowrap;
}
.link-button:hover { text-decoration: underline; }

.user-box {
  display: flex;
  align-items: center;
  gap: 10px;
}

.avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--primary-soft);
  color: var(--primary);
  display: grid;
  place-items: center;
  font-weight: 700;
}

.user-meta strong { display: block; font-size: 13px; }
.user-meta span { color: var(--text-3); font-size: 11px; }

.content { padding-top: 18px; }

.page { display: none; }
.page.active { display: block; }

.metric-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 12px;
}

.metric-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 14px;
  min-width: 0;
}

.metric-label {
  color: var(--text-2);
  font-size: 12px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.metric-value {
  font-size: 25px;
  font-weight: 700;
  line-height: 1.1;
  margin-top: 10px;
  font-variant-numeric: tabular-nums;
}

.metric-foot {
  color: var(--text-3);
  font-size: 11px;
  margin-top: 7px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.metric-icon {
  width: 26px;
  height: 26px;
  border-radius: 6px;
  display: grid;
  place-items: center;
  background: var(--primary-soft);
  color: var(--primary);
  flex: 0 0 auto;
}

.metric-icon svg {
  width: 15px;
  height: 15px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.dashboard-grid,
.bottom-grid {
  display: grid;
  gap: 12px;
  margin-top: 12px;
}

.dashboard-grid {
  grid-template-columns: minmax(0, 1.5fr) minmax(320px, 1fr);
}

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

.panel {
  min-width: 0;
}

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 13px 16px 0;
}

.panel-title {
  font-size: 15px;
  font-weight: 700;
  margin: 0;
}

.panel-sub {
  color: var(--text-3);
  font-size: 12px;
  margin: 4px 0 0;
}

.panel-body {
  padding: 12px 16px 14px;
}

.role-summary {
  border-left: 3px solid var(--primary);
  background: var(--primary-soft);
  border-radius: var(--radius-sm);
  padding: 12px 13px;
}

.role-summary h4 {
  margin: 0 0 5px;
  font-size: 14px;
}

.role-summary p {
  margin: 0;
  color: var(--text-2);
  font-size: 12px;
  line-height: 1.65;
}

.compact-list {
  display: flex;
  flex-direction: column;
  padding: 8px 16px 14px;
}

.compact-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}

.compact-item:last-child { border-bottom: 0; }

.compact-item .main {
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.compact-item .sub {
  color: var(--text-3);
  font-size: 11px;
  margin-top: 4px;
}

.track-row {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr) 52px;
  gap: 12px;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}

.track-row:last-child { border-bottom: 0; }
.track { height: 8px; border-radius: 4px; background: var(--surface-2); overflow: hidden; }
.track-fill { height: 100%; border-radius: 4px; background: var(--primary); }
.track-fill.green { background: var(--success); }
.track-fill.amber { background: var(--warning); }
.track-fill.red { background: var(--danger); }

.role-list-item {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr) 78px;
  align-items: center;
  gap: 14px;
  padding: 11px 0;
  border-bottom: 1px solid var(--border);
}

.role-list-item:last-child { border-bottom: 0; }
.role-list-name { font-weight: 600; }
.role-list-desc { color: var(--text-3); font-size: 12px; line-height: 1.55; }

.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin: 16px 0 10px;
}

.toolbar .left { display: flex; align-items: center; gap: 10px; }
.toolbar-title { font-size: 16px; font-weight: 700; margin: 0; }

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

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

table.data-table {
  width: 100%;
  border-collapse: collapse;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.data-table th {
  text-align: left;
  color: var(--text-2);
  background: var(--surface-2);
  font-size: 12px;
  font-weight: 600;
  padding: 11px 14px;
  border-bottom: 1px solid var(--border);
}

.data-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
}

.data-table tr:last-child td { border-bottom: 0; }
.data-table tbody tr:hover { background: #fbfcfe; }

.cell-main { font-weight: 600; }
.cell-sub { color: var(--text-3); font-size: 11px; margin-top: 3px; }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  height: 22px;
  border-radius: var(--radius-sm);
  padding: 0 8px;
  font-size: 11px;
  font-weight: 600;
  white-space: nowrap;
}

.badge.blue { background: var(--primary-soft); color: var(--primary); }
.badge.green { background: var(--success-soft); color: var(--success); }
.badge.amber { background: var(--warning-soft); color: var(--warning); }
.badge.red { background: var(--danger-soft); color: var(--danger); }
.badge.gray { background: #eef1f5; color: var(--text-2); }

.row-actions { display: flex; align-items: center; gap: 2px; }

.empty {
  padding: 34px 20px;
  text-align: center;
  color: var(--text-3);
  font-size: 13px;
}

dialog {
  width: min(520px, calc(100vw - 28px));
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0;
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.22);
}

dialog::backdrop { background: rgba(21, 33, 51, 0.38); }

.dialog-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 15px 18px;
  border-bottom: 1px solid var(--border);
}

.dialog-head h3 { margin: 0; font-size: 16px; }
.dialog-body { padding: 16px 18px; }
.dialog-foot {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  padding: 12px 18px 16px;
  border-top: 1px solid var(--border);
}

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-grid .full { grid-column: 1 / -1; }

.form-row label {
  display: block;
  font-size: 12px;
  color: var(--text-2);
  font-weight: 600;
  margin-bottom: 5px;
}

.form-row input,
.form-row select,
.form-row textarea {
  width: 100%;
  height: 36px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  padding: 0 10px;
  color: var(--text);
  background: var(--surface);
  outline: none;
}

.form-row textarea { height: 66px; padding: 8px 10px; resize: vertical; }
.form-row input:focus, .form-row select:focus, .form-row textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(23, 105, 224, 0.12);
}

.checkbox-grid {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  max-height: 130px;
  overflow-y: auto;
  padding: 7px;
  display: grid;
  gap: 5px;
}

.checkbox-grid label {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 12px;
  padding: 4px 5px;
  border-radius: var(--radius-sm);
  color: var(--text);
  font-weight: 400;
}

.checkbox-grid label:hover { background: var(--surface-2); }

.role-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px;
  margin-top: 16px;
}

.role-panel h3 { margin: 0 0 6px; }
.role-panel p { color: var(--text-2); margin: 0; line-height: 1.6; }

.perm-tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 14px; }
.perm-tag {
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text-2);
  font-size: 11px;
  border-radius: 5px;
  padding: 4px 8px;
}

.toast {
  position: fixed;
  right: 20px;
  bottom: 20px;
  max-width: 360px;
  background: #182230;
  color: #fff;
  border-radius: var(--radius);
  padding: 11px 14px;
  font-size: 13px;
  box-shadow: 0 12px 32px rgba(16, 24, 40, 0.24);
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity 0.2s, transform 0.2s;
  z-index: 100;
}

.toast.show { opacity: 1; transform: translateY(0); }
.toast.error { background: var(--danger); }

@media (max-width: 1060px) {
  .metric-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 1240px) {
  .metric-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .dashboard-grid,
  .bottom-grid { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar {
    position: static;
    height: auto;
    flex-direction: row;
    align-items: center;
    overflow-x: auto;
    gap: 10px;
    padding: 10px 14px;
  }
  .sidebar-brand { border-bottom: 0; padding: 0; }
  .nav { flex-direction: row; margin: 0; overflow-x: auto; }
  .nav-item { white-space: nowrap; }
  .sidebar-foot { display: none; }
  .main { padding: 0 14px 24px; }
  .topbar { flex-wrap: wrap; padding: 10px 0; }
  .metric-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .form-grid { grid-template-columns: 1fr; }
}
[hidden] {
  display: none !important;
}