/* ============================================================
   拾栀电竞 Admin - Professional Dashboard Styles
   ============================================================ */

:root {
  --bg: #f5f7fa;
  --panel: #ffffff;
  --panel-soft: #f9fafb;
  --primary: #5b8def;
  --primary-light: #7ba3f5;
  --primary-dark: #4276d4;
  --primary-soft: #eef3fc;
  --text: #2d3748;
  --text-secondary: #64748b;
  --muted: #9aa5b8;
  --line: #edf0f5;
  --line-light: #f4f6fa;
  --border: #edf0f5;
  --success: #34d399;
  --success-soft: #ecfdf5;
  --warning: #fbbf24;
  --warning-soft: #fef9e7;
  --danger: #f87171;
  --danger-soft: #fef2f2;
  --info: #60a5fa;
  --info-soft: #eff6ff;
  --accent: #818cf8;
  --accent-soft: #eef0fe;
  --sidebar-bg: #2b3648;
  --sidebar-bg-dark: #1e2837;
  --sidebar-text: #a0aec0;
  --sidebar-text-active: #ffffff;
  --sidebar-hover: rgba(255, 255, 255, 0.06);
  --sidebar-active: rgba(91, 141, 239, 0.2);
  --shadow-sm: 0 1px 2px rgba(45, 55, 72, 0.04);
  --shadow: 0 2px 12px rgba(45, 55, 72, 0.05);
  --shadow-lg: 0 8px 28px rgba(45, 55, 72, 0.06);
  --shadow-xl: 0 16px 48px rgba(45, 55, 72, 0.1);
  --radius-sm: 10px;
  --radius: 14px;
  --radius-lg: 18px;
  --radius-xl: 22px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background: var(--bg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  font-size: 14px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

button {
  cursor: pointer;
  border: none;
  background: none;
}

a {
  color: var(--primary);
  text-decoration: none;
}

/* ============================================================
   Login Page
   ============================================================ */

.login-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 32px;
  background:
    radial-gradient(circle at 20% 30%, rgba(91, 141, 239, 0.18), transparent 55%),
    radial-gradient(circle at 80% 70%, rgba(129, 140, 248, 0.14), transparent 55%),
    linear-gradient(135deg, #1e2837 0%, #2b3648 50%, #324158 100%);
}

.login-card {
  width: min(440px, 100%);
  padding: 44px 40px;
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.18);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.brand {
  margin-bottom: 32px;
}

.brand-mark {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-lg);
  color: #fff;
  background: linear-gradient(135deg, var(--primary) 0%, #818cf8 100%);
  font-weight: 800;
  font-size: 18px;
  box-shadow: 0 6px 20px rgba(91, 141, 239, 0.25);
  margin-bottom: 20px;
}

.brand h1,
.page-title h1 {
  margin: 0 0 8px;
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text);
}

.brand p,
.page-title p,
.hint {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

/* ============================================================
   Form Elements
   ============================================================ */

.field {
  display: grid;
  gap: 8px;
  margin-bottom: 18px;
}

.field label {
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 600;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  border: 1.5px solid var(--line);
  border-radius: var(--radius);
  padding: 12px 14px;
  color: var(--text);
  background: #fff;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--primary-light);
  box-shadow: 0 0 0 3px rgba(91, 141, 239, 0.1);
}

.field input::placeholder,
.field textarea::placeholder {
  color: var(--muted);
}

/* ============================================================
   Buttons
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border: none;
  border-radius: var(--radius);
  padding: 10px 18px;
  color: #fff;
  background: var(--primary);
  font-weight: 600;
  font-size: 14px;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
  transform: translateZ(0);
  will-change: transform, box-shadow, filter;
  transition:
    transform .18s cubic-bezier(.4,0,.2,1),
    box-shadow .18s cubic-bezier(.4,0,.2,1),
    background-color .18s cubic-bezier(.4,0,.2,1),
    filter .18s cubic-bezier(.4,0,.2,1);
  box-shadow: 0 2px 6px rgba(91,141,239,.24);
}

.btn:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(91,141,239,.28);
  filter: brightness(1.03);
}

.btn:active {
  transform: translateY(0) scale(.97);
  box-shadow: 0 1px 4px rgba(91,141,239,.18);
  filter: brightness(.96);
}

.btn.secondary {
  color: var(--primary);
  background: var(--primary-soft);
}

.btn.secondary:hover {
  background: #dde9fc;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(91,141,239,.16);
}
.btn.secondary:active { transform: translateY(0) scale(.97); }

.btn.light {
  color: var(--text-secondary);
  background: var(--line-light);
}

.btn.light:hover {
  background: #e2e8f0;
  color: var(--text);
  transform: translateY(-2px);
  box-shadow: 0 6px 14px rgba(100,116,139,.1);
}
.btn.light:active { transform: translateY(0) scale(.97); }

.btn.danger {
  background: var(--danger);
}

.btn.danger:hover {
  background: #e05252;
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(248,113,113,.26);
  filter: brightness(1.03);
}
.btn.danger:active { transform: translateY(0) scale(.97); filter: brightness(.96); }

.btn.success {
  background: var(--success);
}

.btn.success:hover {
  background: #2bb380;
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(52,211,153,.26);
  filter: brightness(1.03);
}
.btn.success:active { transform: translateY(0) scale(.97); filter: brightness(.96); }

.btn.small {
  padding: 5px 10px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  line-height: 1.4;
}

.btn.full {
  width: 100%;
  padding: 13px;
  font-size: 15px;
  font-weight: 700;
}

/* ============================================================
   Shell Layout
   ============================================================ */

.shell {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  min-height: 100vh;
}

/* ============================================================
   Sidebar
   ============================================================ */

.sidebar {
  padding: 0;
  color: var(--sidebar-text);
  background: var(--sidebar-bg);
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}

.sidebar .brand {
  padding: 24px 24px 20px;
  margin-bottom: 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.sidebar .brand-mark {
  width: 40px;
  height: 40px;
  border-radius: var(--radius);
  font-size: 15px;
  margin-bottom: 14px;
  box-shadow: 0 3px 12px rgba(91, 141, 239, 0.3);
}

.sidebar .brand h1 {
  color: #fff;
  font-size: 18px;
  font-weight: 700;
  margin: 0 0 4px;
}

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

.nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 12px 12px;
  flex: 1;
}

.nav button {
  width: 100%;
  border: none;
  border-radius: var(--radius-sm);
  padding: 11px 14px;
  color: var(--sidebar-text);
  background: transparent;
  text-align: left;
  font-weight: 500;
  font-size: 14px;
  transition: all 0.15s ease;
  display: flex;
  align-items: center;
  gap: 10px;
  position: relative;
}

.nav button:hover {
  color: var(--sidebar-text-active);
  background: var(--sidebar-hover);
}

.nav button.active {
  color: var(--sidebar-text-active);
  background: var(--sidebar-active);
  font-weight: 600;
}

.nav button.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 20px;
  border-radius: 0 3px 3px 0;
  background: var(--primary-light);
}

.nav-icon {
  font-size: 16px;
  line-height: 1;
  width: 20px;
  text-align: center;
  flex-shrink: 0;
}

/* ============================================================
   Main Content
   ============================================================ */

.main {
  min-width: 0;
  padding: 28px 32px;
  display: flex;
  flex-direction: column;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 28px;
}

.page-title h1 {
  font-size: 22px;
  font-weight: 800;
  color: var(--text);
  margin: 0 0 4px;
}

.page-title p {
  font-size: 13px;
}

.user-pill {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 8px 8px 16px;
  border-radius: 999px;
  background: #fff;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--line);
}

.user-pill span {
  font-weight: 600;
  font-size: 14px;
  color: var(--text);
}

/* ============================================================
   Grid & Cards
   ============================================================ */

.grid {
  display: grid;
  gap: 20px;
}

.stats {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.stat-card {
  padding: 24px;
  border-radius: var(--radius-lg);
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.stat-card::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -15%;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  opacity: 0.06;
}

.stat-card.blue::before { background: var(--primary); }
.stat-card.green::before { background: var(--success); }
.stat-card.orange::before { background: var(--warning); }
.stat-card.red::before { background: var(--danger); }

.stat-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: 16px;
}

.stat-card.blue .stat-icon {
  background: linear-gradient(135deg, rgba(91, 141, 239, 0.14), rgba(91, 141, 239, 0.05));
  color: var(--primary);
}

.stat-card.green .stat-icon {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.12), rgba(16, 185, 129, 0.04));
  color: var(--success);
}

.stat-card.orange .stat-icon {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.12), rgba(245, 158, 11, 0.04));
  color: var(--warning);
}

.stat-card.red .stat-icon {
  background: linear-gradient(135deg, rgba(239, 68, 68, 0.12), rgba(239, 68, 68, 0.04));
  color: var(--danger);
}

.stat-title {
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 8px;
}

.stat-value {
  font-size: 28px;
  font-weight: 800;
  color: var(--text);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.two-col {
  grid-template-columns: 1.1fr 0.9fr;
}

.card {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel);
  box-shadow: var(--shadow-sm);
}

.card h2 {
  margin: 0 0 18px;
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
}

.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
}

.section-head h2 {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
}

/* ============================================================
   Toolbar & Filters
   ============================================================ */

.toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
}

.toolbar .filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.toolbar input,
.toolbar select {
  min-width: 140px;
  border: 1.5px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  background: #fff;
  color: var(--text);
  outline: none;
  transition: border-color 0.15s;
  cursor: pointer;
}

.toolbar select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%239aa5b8' d='M6 8L2 4h8z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  padding-right: 30px;
}

.toolbar input:focus,
.toolbar select:focus {
  border-color: var(--primary);
}

.toolbar input::placeholder {
  color: var(--muted);
}

/* ============================================================
   Table
   ============================================================ */

.table-wrap {
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
}

th,
td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--line-light);
  text-align: left;
  vertical-align: top;
  font-size: 14px;
  max-width: 320px;
  word-break: break-word;
}

th {
  color: var(--text-secondary);
  background: var(--panel-soft);
  font-size: 12px;
  font-weight: 600;
  text-transform: none;
  letter-spacing: 0.02em;
  white-space: nowrap;
  position: sticky;
  top: 0;
  border-bottom: 1px solid var(--line);
}

tr:last-child td {
  border-bottom: 0;
}

tbody tr {
  transition: background-color .18s cubic-bezier(.4,0,.2,1), transform .18s cubic-bezier(.4,0,.2,1);
  position: relative;
  cursor: pointer;
  will-change: background-color;
}

tbody tr:hover {
  background: #f6f8fd;
}
tbody tr:hover td:first-child { border-top-left-radius: 8px; border-bottom-left-radius: 8px; }
tbody tr:hover td:last-child { border-top-right-radius: 8px; border-bottom-right-radius: 8px; }
tbody tr.is-selected td {
  background: var(--primary-soft);
  color: var(--primary-dark);
}
tbody tr.is-selected td:first-child { box-shadow: inset 3px 0 0 var(--primary); }

/* ============================================================
   Badges
   ============================================================ */

.badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 4px 12px;
  color: var(--primary);
  background: var(--primary-soft);
  font-size: 12px;
  font-weight: 500;
  white-space: nowrap;
  border: 1px solid transparent;
}

.badge.success {
  color: #0f9b6e;
  background: var(--success-soft);
  border-color: rgba(52, 211, 153, 0.2);
}

.badge.warning {
  color: #b7791f;
  background: var(--warning-soft);
  border-color: rgba(251, 191, 36, 0.2);
}

.badge.danger {
  color: #c53030;
  background: var(--danger-soft);
  border-color: rgba(248, 113, 113, 0.2);
}

/* ============================================================
   Actions
   ============================================================ */

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  max-width: 320px;
}

/* ============================================================
   Empty & Error States
   ============================================================ */

.empty,
.error {
  padding: 32px;
  border-radius: var(--radius);
  color: var(--muted);
  background: var(--panel-soft);
  text-align: center;
  font-size: 14px;
}

.empty.compact {
  padding: 20px;
}

.error {
  color: var(--danger);
  background: var(--danger-soft);
}

/* ============================================================
   Toast
   ============================================================ */

.toast {
  position: fixed;
  right: 28px;
  bottom: 28px;
  /* 必须高于任意层级弹窗（弹窗层级由 app.js 动态递增），否则提示会被弹窗遮住 */
  z-index: 30000;
  max-width: 420px;
  padding: 12px 18px;
  border-radius: 12px;
  color: #fff;
  background: linear-gradient(135deg, #334155, #1e293b);
  box-shadow: 0 10px 28px rgba(15,23,42,.25);
  font-size: 13.5px;
  font-weight: 500;
  line-height: 1.6;
  word-break: break-word;
  cursor: pointer;
  will-change: transform, opacity;
  animation: toastSlide .26s cubic-bezier(.34,1.56,.64,1);
}
@keyframes toastSlide {
  from { opacity: 0; transform: translateY(24px) scale(.96); }
  to   { opacity: 1; transform: translateY(0)    scale(1); }
}

/* ============================================================
   Modal
   ============================================================ */

.modal-mask {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(15, 23, 42, 0.45);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  animation: fadeIn .18s cubic-bezier(.4,0,.2,1);
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal-card {
  width: min(860px, 100%);
  max-height: calc(100vh - 48px);
  overflow: auto;
  padding: 28px;
  border-radius: var(--radius-xl);
  background: #fff;
  box-shadow: 0 28px 80px rgba(15,23,42,.18);
  will-change: transform, opacity;
  animation: modalSlide .24s cubic-bezier(.34,1.56,.64,1);
}

@keyframes modalSlide {
  from {
    opacity: 0;
    transform: translateY(-20px) scale(0.97);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.modal-card.wide {
  width: min(1040px, 100%);
}

.modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.modal-head h2 {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0 16px;
}

.modal-actions {
  justify-content: flex-end;
  display: flex;
  gap: 10px;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

/* ============================================================
   Permission Grid
   ============================================================ */

.permission-modal {
  max-width: 720px;
}

.permission-search {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-size: 14px;
  margin-bottom: 12px;
  box-sizing: border-box;
}

.permission-search:focus {
  outline: none;
  border-color: var(--primary);
}

.permission-list {
  max-height: 52vh;
  overflow: auto;
  padding: 4px;
}

.permission-module {
  margin-bottom: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.permission-module-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  background: var(--panel-soft);
  border-bottom: 1px solid var(--line);
  font-weight: 600;
}

.permission-module-header input {
  accent-color: var(--primary);
}

.permission-module-name {
  font-size: 14px;
  color: var(--text);
}

.permission-module-count {
  font-size: 12px;
  color: var(--muted);
  font-weight: normal;
}

.permission-items {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  padding: 10px;
}

.permission-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel-soft);
  transition: border-color 0.15s;
  cursor: pointer;
}

.permission-item:hover {
  border-color: var(--primary);
}

.permission-item input {
  margin-top: 2px;
  accent-color: var(--primary);
}

.permission-item .perm-name {
  font-size: 13px;
  line-height: 1.4;
  color: var(--text);
}

.permission-item .perm-code {
  display: block;
  font-size: 11px;
  color: var(--muted);
  line-height: 1.3;
  margin-top: 2px;
}

.permission-empty {
  padding: 30px;
  text-align: center;
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 768px) {
  .permission-items {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   Dimension & Detail Lists
   ============================================================ */

.dimension-list {
  display: grid;
  gap: 10px;
}

.dimension-row,
.detail-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 12px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel-soft);
}

.dimension-row span,
.detail-item span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
}

.dimension-row strong,
.detail-item strong {
  text-align: right;
  overflow-wrap: anywhere;
  white-space: pre-wrap;
  font-weight: 600;
  color: var(--text);
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

/* ============================================================
   Section Title
   ============================================================ */

.section-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
  margin: 24px 0 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}

/* ============================================================
   After Sale Messages
   ============================================================ */

.after-sale-msg-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-height: 400px;
  overflow-y: auto;
  padding: 8px 4px;
}

.empty-tip {
  text-align: center;
  color: var(--muted);
  padding: 32px 0;
  font-size: 14px;
}

.after-sale-image-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding: 4px 0 12px;
}

.after-sale-img {
  width: 96px;
  height: 96px;
  object-fit: cover;
  border-radius: 8px;
  border: 1px solid var(--line);
  cursor: pointer;
  transition: transform 0.15s ease;
}

.after-sale-img:hover {
  transform: scale(1.04);
}

.msg-item {
  display: flex;
  flex-direction: column;
  max-width: 75%;
}

.msg-item.left {
  align-self: flex-start;
}

.msg-item.right {
  align-self: flex-end;
  align-items: flex-end;
}

.msg-meta {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 6px;
}

.msg-bubble {
  padding: 10px 14px;
  border-radius: var(--radius);
  font-size: 14px;
  line-height: 1.6;
  word-break: break-word;
}

.msg-bubble.user {
  background: #fff;
  color: var(--text);
  border: 1px solid var(--line);
  border-top-left-radius: 4px;
}

.msg-bubble.worker {
  background: #f0f9ff;
  color: #0c4a6e;
  border: 1px solid #bae6fd;
  border-top-left-radius: 4px;
}

.msg-bubble.admin {
  background: var(--primary);
  color: #fff;
  border-top-right-radius: 4px;
}

/* ============================================================
   Tabs
   ============================================================ */

.tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 0;
}

.tab-btn {
  padding: 10px 18px;
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  border: none;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 14px;
  transition: all 0.15s;
  margin-bottom: -1px;
}

.tab-btn:hover {
  color: var(--primary);
}

.tab-btn.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
  font-weight: 600;
}

/* ============================================================
   Charts
   ============================================================ */

.chart-bar-container {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  height: 180px;
  padding: 16px 0;
  gap: 12px;
}

.chart-bar-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  height: 100%;
}

.chart-bar-label {
  font-size: 11px;
  color: var(--muted);
  margin-bottom: 8px;
  font-weight: 500;
}

.chart-bar-track {
  flex: 1;
  width: 100%;
  max-width: 36px;
  background: var(--line-light);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.chart-bar-fill {
  width: 100%;
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  transition: height 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  min-height: 4px;
}

.chart-bar-value {
  font-size: 11px;
  font-weight: 700;
  color: var(--text);
  margin-top: 8px;
}

.pie-chart-container {
  display: flex;
  align-items: center;
  gap: 32px;
  padding: 16px 0;
}

.pie-chart {
  position: relative;
  width: 180px;
  height: 180px;
  flex-shrink: 0;
}

.pie-svg {
  width: 100%;
  height: 100%;
}

.pie-segment {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.pie-legend {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.pie-legend-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--text);
}

.pie-legend-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  flex-shrink: 0;
}

/* ============================================================
   Pagination
   ============================================================ */

.pagination {
  display: flex;
  align-items: center;
  gap: 8px;
  justify-content: center;
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--line-light);
}

.pagination .btn.disabled {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}

.pagination .page-label {
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 600;
  min-width: 60px;
  text-align: center;
  padding: 0 8px;
}

.pagination .hint {
  margin-left: auto;
  font-size: 13px;
}

/* ============================================================
   Assign Order Modal
   ============================================================ */

.assign-modal {
  width: min(720px, 100%);
}

.assign-worker-list {
  max-height: 360px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 4px;
}

.assign-worker-card {
  padding: 14px 16px;
  border: 2px solid var(--line);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.15s ease;
  background: var(--panel-soft);
}

.assign-worker-card:hover {
  border-color: #93c5fd;
  background: #eff6ff;
}

.assign-worker-card.selected {
  border-color: var(--primary);
  background: var(--primary-soft);
  box-shadow: 0 2px 12px rgba(47, 107, 255, 0.15);
}

.assign-worker-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 4px;
}

.assign-worker-meta {
  font-size: 13px;
  color: var(--muted);
}

.assign-worker-no {
  font-size: 12px;
  color: var(--muted);
  margin-top: 2px;
}

/* ============================================================
   Product Spec Management
   ============================================================ */

.spec-modal {
  width: min(960px, 100%);
}

.spec-container {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 16px;
}

.spec-toolbar {
  margin-bottom: 16px;
}

.spec-group-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--panel-soft);
}

.spec-group-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  background: #fff;
  border-bottom: 1px solid var(--line);
}

.spec-group-title {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.spec-group-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}

.spec-group-code {
  font-size: 12px;
  color: var(--muted);
  font-family: "SF Mono", Monaco, Consolas, monospace;
}

.spec-group-actions {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}

.spec-tag {
  display: inline-block;
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 6px;
  background: var(--line-light);
  color: var(--muted);
  font-weight: 500;
}

.tag-required {
  background: var(--danger-soft);
  color: var(--danger);
}

.tag-optional {
  background: var(--info-soft);
  color: var(--info);
}

.tag-enabled {
  background: var(--success-soft);
  color: var(--success);
}

.tag-disabled {
  background: var(--line-light);
  color: var(--muted);
}

.spec-options-container {
  padding: 8px 16px;
}

.spec-option-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line-light);
}

.spec-option-row:last-child {
  border-bottom: none;
}

.spec-option-info {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.spec-option-label {
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
}

.spec-option-value {
  font-size: 12px;
  color: var(--muted);
  font-family: "SF Mono", Monaco, Consolas, monospace;
}

.spec-option-price {
  font-size: 13px;
  font-weight: 600;
  color: var(--success);
}

.spec-option-actions {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}

.empty-tip.small {
  padding: 16px 0;
  font-size: 13px;
}

/* ============================================================
   Responsive
   ============================================================ */

@media (max-width: 1200px) {
  .stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 1024px) {
  .two-col {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: sticky;
    top: 0;
    z-index: 10;
    height: auto;
  }

  .nav {
    flex-direction: row;
    flex-wrap: wrap;
    padding: 8px;
  }

  .nav button {
    width: auto;
    padding: 8px 12px;
    font-size: 13px;
  }

  .nav button.active::before {
    display: none;
  }

  .stats,
  .form-grid,
  .permission-list,
  .detail-grid {
    grid-template-columns: 1fr;
  }

  .main {
    padding: 20px 16px;
  }

  .topbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .toolbar .filters {
    flex-direction: column;
  }

  .toolbar input,
  .toolbar select {
    min-width: 0;
    width: 100%;
  }
}

/* ============================================================
   Scrollbar
   ============================================================ */

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.15);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 0, 0, 0.25);
}

.sidebar::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
}

.sidebar::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.2);
}


.toolbar input[type="date"] {
  position: relative;
  z-index: 1;
}

.toolbar input[type="date"]::-webkit-calendar-picker-indicator {
  cursor: pointer;
  opacity: 1;
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: 100%;
  height: 100%;
  z-index: 2;
}

.chart-toggle {
  display: flex;
  gap: 4px;
}

.chart-toggle .btn {
  padding: 4px 12px;
  font-size: 12px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s;
}

.chart-toggle .btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.chart-toggle .btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}


.chart-wrapper {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  width: 100%;
  padding-top: 4px;
}

.chart-y-axis {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding-right: 0;
  min-width: 55px;
  text-align: right;
  height: 140px;
}

.chart-y-label {
  font-size: 11px;
  color: var(--text-secondary);
  line-height: 1;
}

.chart-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  height: 140px;
}

.chart-content svg {
  flex: 1;
  width: 100%;
  min-height: 180px;
}

.chart-bar-container {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  padding: 0;
  border-top: none;
  flex-wrap: nowrap;
  height: 100%;
}

.chart-bar-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 1;
  min-width: 0;
  height: 100%;
  justify-content: flex-end;
}

.chart-bar-label {
  font-size: 11px;
  color: var(--text-secondary);
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.chart-bar-value {
  font-size: 11px;
  font-weight: 500;
  color: var(--text);
}

.chart-bar-track {
  height: 100%;
  width: 24px;
  background: #f0f2f5;
  border-radius: 4px;
  display: flex;
  align-items: flex-end;
  margin: 4px 0;
  flex-shrink: 0;
}

.chart-bar-fill {
  width: 100%;
  border-radius: 4px 4px 0 0;
  transition: height 0.3s ease;
  min-height: 2px;
}
input[type="date"] {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='4' width='18' height='18' rx='2' ry='2'/%3E%3Cline x1='16' y1='2' x2='16' y2='6'/%3E%3Cline x1='8' y1='2' x2='8' y2='6'/%3E%3Cline x1='3' y1='10' x2='21' y2='10'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 8px center;
  background-size: 16px 16px;
  padding-right: 32px;
}

input[type="date"]::-webkit-calendar-picker-indicator {
  opacity: 0;
  position: absolute;
  width: 100%;
  height: 100%;
  cursor: pointer;
}
/* ============================================================
   补充样式：补齐 app.js 实际使用的类名
   ============================================================ */

/* --- 按钮变体（与 styles.css 原有 .btn / .btn.secondary 等等价） --- */
.btn.btn-primary,
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 18px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 14px;
  line-height: 1.2;
  color: #fff;
  background: linear-gradient(135deg, var(--primary) 0%, #7a9cf5 100%);
  box-shadow: 0 2px 8px rgba(91,141,239,.3);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
  transform: translateZ(0);
  will-change: transform, box-shadow, filter;
  transition:
    transform .18s cubic-bezier(.4,0,.2,1),
    box-shadow .18s cubic-bezier(.4,0,.2,1),
    filter .18s cubic-bezier(.4,0,.2,1);
}
.btn.btn-primary:hover,
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(91,141,239,.34);
  filter: brightness(1.04);
}
.btn.btn-primary:active,
.btn-primary:active {
  transform: translateY(0) scale(.97);
  box-shadow: 0 2px 6px rgba(91,141,239,.22);
  filter: brightness(.96);
}
.btn.btn-primary:disabled,
.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.btn.btn-secondary,
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 18px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 14px;
  line-height: 1.2;
  color: var(--text);
  background: var(--panel);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
  transform: translateZ(0);
  will-change: transform, box-shadow, border-color, color, background;
  transition:
    transform .18s cubic-bezier(.4,0,.2,1),
    box-shadow .18s cubic-bezier(.4,0,.2,1),
    border-color .18s cubic-bezier(.4,0,.2,1),
    color .18s cubic-bezier(.4,0,.2,1),
    background .18s cubic-bezier(.4,0,.2,1);
}
.btn.btn-secondary:hover,
.btn-secondary:hover {
  background: var(--panel-soft);
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(91,141,239,.14);
}
.btn-secondary:active { transform: translateY(0) scale(.97); }

.btn.btn-ghost,
.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: 10px;
  font-weight: 500;
  font-size: 13px;
  color: var(--text-secondary);
  background: transparent;
  transition: all 0.15s ease;
  white-space: nowrap;
}
.btn.btn-ghost:hover,
.btn-ghost:hover {
  color: var(--primary);
  background: var(--primary-soft);
}

.btn.btn-link,
.btn-link {
  display: inline-flex;
  align-items: center;
  padding: 4px 8px;
  border-radius: 6px;
  font-weight: 500;
  font-size: 13px;
  color: var(--primary);
  background: transparent;
  transition: all 0.15s ease;
}
.btn.btn-link:hover,
.btn-link:hover {
  background: var(--primary-soft);
}
.btn.btn-link.danger,
.btn-link.danger {
  color: var(--danger);
}
.btn.btn-link.danger:hover,
.btn-link.danger:hover {
  background: var(--danger-soft);
}

.btn.btn-block,
.btn-block {
  width: 100%;
}

/* --- 独立输入框样式（非嵌套在 .field 下的 page-actions input/select） --- */
.input {
  padding: 9px 14px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--panel);
  font-size: 14px;
  color: var(--text);
  outline: none;
  transform: translateZ(0);
  will-change: border-color, box-shadow, background;
  transition:
    border-color .18s cubic-bezier(.4,0,.2,1),
    box-shadow .18s cubic-bezier(.4,0,.2,1),
    background-color .18s cubic-bezier(.4,0,.2,1);
  min-width: 160px;
}
.input:hover { border-color: #cbd5e1; background: #fbfcfe; }
.input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(91,141,239,.14);
  background: #fff;
}
.input::placeholder {
  color: var(--muted);
}

/* --- 顶部栏补充 --- */
.topbar-left {
  display: flex;
  align-items: center;
  gap: 16px;
}
.topbar-right {
  display: flex;
  align-items: center;
  gap: 14px;
}
.user-info {
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 500;
}
/* 顶栏用户下拉菜单（修改密码 / 退出登录） */
.user-menu {
  position: relative;
}
.user-menu-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  cursor: pointer;
  font-size: 13px;
  color: var(--text-secondary);
  transition: all 0.2s;
}
.user-menu-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}
.user-menu-arrow {
  font-size: 10px;
  opacity: 0.7;
}
.user-menu-drop {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  min-width: 132px;
  padding: 6px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  z-index: 900;
}
.user-menu-drop[hidden] {
  display: none;
}
.user-menu-item {
  display: block;
  width: 100%;
  padding: 8px 12px;
  border: none;
  border-radius: 6px;
  background: transparent;
  text-align: left;
  font-size: 13px;
  color: var(--text);
  cursor: pointer;
  transition: background 0.2s;
}
.user-menu-item:hover {
  background: var(--bg-hover, #f3f4f6);
}
.user-menu-item.danger {
  color: #ef4444;
}
.user-menu-item.danger:hover {
  background: #fef2f2;
}

/* --- 侧边栏导航（nav-item / nav-icon / nav-label 容器） --- */
.nav {
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 16px;
  border-radius: 10px;
  color: var(--sidebar-text);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  overflow: hidden;
  position: relative;
  transform: translateZ(0);
  will-change: transform, background-color, color;
  transition:
    transform .18s cubic-bezier(.4,0,.2,1),
    background-color .18s cubic-bezier(.4,0,.2,1),
    color .18s cubic-bezier(.4,0,.2,1);
}
.nav-item::before {
  content: ""; position: absolute;
  left: 2px; top: 50%; width: 3px; height: 0;
  background: linear-gradient(180deg, #8ab4ff, #5b8def);
  border-radius: 2px; opacity: 0;
  transform: translateY(-50%);
  transition: height .22s cubic-bezier(.34,1.56,.64,1), opacity .18s;
}
.nav-item:hover {
  background: var(--sidebar-hover);
  color: var(--sidebar-text-active);
  transform: translateX(2px);
}
.nav-item:hover::before { height: 18px; opacity: 1; }
.nav-item.active {
  background: var(--sidebar-active);
  color: var(--sidebar-text-active);
  font-weight: 600;
  transform: translateX(2px);
}
.nav-item.active::before { height: 24px; opacity: 1; }
.nav-item .nav-icon {
  width: 20px;
  height: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 16px;
}
.nav-item .nav-label {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* --- 页面头部 --- */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  gap: 16px;
  flex-wrap: wrap;
}
.page-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  margin: 0;
}
.page-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.page-actions .input {
  width: auto;
}

/* --- Dashboard 容器 --- */
.dashboard {
  width: 100%;
}
.stat-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 20px;
}
.chart-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
@media (max-width: 900px) {
  .chart-row {
    grid-template-columns: 1fr;
  }
}
.chart-card {
  background: var(--panel);
  border-radius: var(--radius-lg);
  padding: 20px 22px 24px;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}
.chart-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(45,55,72,.08);
}
.chart-card {
  will-change: transform, box-shadow;
  transition: transform .22s cubic-bezier(.34,1.56,.64,1), box-shadow .22s cubic-bezier(.34,1.56,.64,1);
}
.chart-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 12px;
}
.chart-tooltip {
  position: absolute;
  background: rgba(30, 41, 59, 0.96);
  color: #fff;
  padding: 6px 12px;
  border-radius: 8px;
  font-size: 12px;
  line-height: 1.5;
  pointer-events: none;
  z-index: 100;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2);
  transform: translate(-50%, -100%);
  white-space: nowrap;
}
.chart-tooltip b {
  display: block;
  font-weight: 600;
  margin-bottom: 2px;
  opacity: 0.9;
}

/* --- 数据表格（table-wrap > data-table） --- */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}
.data-table thead th {
  padding: 12px 16px;
  text-align: left;
  font-weight: 600;
  color: var(--text-secondary);
  background: var(--panel-soft);
  border-bottom: 1px solid var(--line-light);
  white-space: nowrap;
}
.data-table tbody td {
  padding: 13px 16px;
  border-bottom: 1px solid var(--line-light);
  color: var(--text);
  vertical-align: middle;
}
.data-table tbody tr:hover td {
  background: #f6f8fd;
}
.data-table tbody tr.is-selected td {
  background: var(--primary-soft);
  color: var(--primary-dark);
}
.data-table tbody tr.is-selected td:first-child { box-shadow: inset 3px 0 0 var(--primary); }
.data-table tbody tr:last-child td {
  border-bottom: none;
}
.data-table .actions {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

/* --- 徽章补充（info / primary / gray） --- */
.badge.info {
  background: var(--info-soft);
  color: #3b82f6;
}
.badge.primary {
  background: var(--primary-soft);
  color: var(--primary);
}
.badge.gray,
.badge-muted {
  background: #f1f5f9;
  color: var(--text-secondary);
}

/* --- 翻页控件（app.js 自定义 pagination 组件） --- */
.pagination {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  padding: 20px 0 4px;
}
.pg-btn {
  min-width: 36px;
  height: 34px;
  padding: 0 14px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--panel);
  border: 1px solid var(--line);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transform: translateZ(0);
  will-change: transform, box-shadow, border-color, color, background;
  transition:
    transform .18s cubic-bezier(.4,0,.2,1),
    box-shadow .18s cubic-bezier(.4,0,.2,1),
    border-color .18s, color .18s, background .18s;
}
.pg-btn:hover:not(:disabled) {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-soft);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(91,141,239,.18);
}
.pg-btn:active:not(:disabled) { transform: translateY(0) scale(.95); }
.pg-btn.is-active {
  background: linear-gradient(135deg, var(--primary), #7a9cf5);
  border-color: transparent;
  color: #fff;
  box-shadow: 0 4px 14px rgba(91,141,239,.3);
}
.pg-btn.is-active:hover:not(:disabled) { color: #fff; }
.pg-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}
.pg-info {
  font-size: 13px;
  color: var(--text-secondary);
  padding: 0 6px;
}

/* --- 加载中 / 空状态补充 --- */
.loading {
  padding: 60px 20px;
  text-align: center;
  color: var(--text-secondary);
  font-size: 14px;
}
.loading::before {
  content: "";
  display: inline-block;
  width: 24px;
  height: 24px;
  margin-right: 10px;
  border: 2.5px solid var(--line);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  vertical-align: -6px;
}
@keyframes spin {
  to { transform: rotate(360deg); }
}

/* --- 对话框（confirm / edit dialog） --- */
.dialog-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15,23,42,.45);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: fadeIn .16s cubic-bezier(.4,0,.2,1);
}
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}
.dialog-box {
  background: var(--panel);
  border-radius: var(--radius-lg);
  padding: 26px 28px 24px;
  min-width: 420px;
  max-width: 90vw;
  max-height: 86vh;
  overflow-y: auto;
  box-shadow: 0 28px 80px rgba(15,23,42,.18);
  will-change: transform, opacity;
  animation: popIn .22s cubic-bezier(.34,1.56,.64,1);
}
@keyframes popIn {
  from { opacity: 0; transform: scale(0.96) translateY(6px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}
.dialog-box h3 {
  margin: 0 0 18px;
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
}
.dialog-box p {
  margin: 0 0 20px;
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}
.dialog-btns {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 8px;
}

/* --- 两列编辑弹窗：字段自动两列排布，减少纵向滚动 --- */
.dialog-box.f2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: 20px;
  row-gap: 6px;
  width: min(760px, 94vw);
  align-items: start;
}
.dialog-box.f2 > h3,
.dialog-box.f2 > .dialog-btns,
.dialog-box.f2 > p,
.dialog-box.f2 > .f2-full,
.dialog-box.f2 > .field.f2-full {
  grid-column: 1 / -1;
}
.dialog-box.f2 > .field {
  min-width: 0;
  margin-bottom: 12px;
}
@media (max-width: 700px) {
  .dialog-box.f2 { grid-template-columns: 1fr; }
}

/* --- 权限管理 - 角色列表项 --- */
.role-item {
  padding: 16px 18px;
  margin-bottom: 10px;
  border-radius: var(--radius);
  background: var(--panel);
  border: 1px solid var(--line-light);
  cursor: pointer;
  transition: all 0.15s;
}
.role-item:hover {
  border-color: var(--primary);
  background: var(--primary-soft);
  box-shadow: var(--shadow-sm);
}
.role-item.selected {
  border-color: var(--primary);
  background: var(--primary-soft);
}
.role-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 4px;
}
.role-desc {
  font-size: 12.5px;
  color: var(--text-secondary);
  margin-bottom: 6px;
  line-height: 1.4;
}
.role-meta {
  font-size: 12px;
  color: var(--muted);
}

/* --- 内容区（.shell > .main > .content）滚动友好 --- */
.content {
  padding: 22px 26px 30px;
  overflow-x: hidden;
}
@media (max-width: 768px) {
  .content { padding: 16px; }
  .page-header { flex-direction: column; align-items: flex-start; }
  .stat-cards { grid-template-columns: repeat(2, 1fr); }
  .dialog-box { min-width: 0; width: 100%; }
}

/* --- 主内容区通用 flex 布局辅助 --- */
.content > .page-header + * {
  margin-top: 0;
}


/* ============================================================
   UX Upgrade v2 — 交互流畅度与点击感升级
   ============================================================ */

/* 统一过渡曲线 */
.u-t { transition: transform .18s cubic-bezier(.4,0,.2,1),
                    box-shadow .18s cubic-bezier(.4,0,.2,1),
                    background-color .18s cubic-bezier(.4,0,.2,1),
                    border-color .18s cubic-bezier(.4,0,.2,1),
                    color .18s cubic-bezier(.4,0,.2,1),
                    opacity .18s cubic-bezier(.4,0,.2,1); }
.u-t-spring { transition: transform .22s cubic-bezier(.34,1.56,.64,1),
                          box-shadow .22s cubic-bezier(.34,1.56,.64,1),
                          background-color .18s cubic-bezier(.4,0,.2,1),
                          border-color .18s cubic-bezier(.4,0,.2,1),
                          color .18s cubic-bezier(.4,0,.2,1); }

/* 可点击热区 — 消除死区，全容器可点，内部内容在上层 */
.click-surface { position: relative; }
.click-surface::after {
  content: ""; position: absolute; inset: 0; cursor: pointer;
}
.click-surface > * { position: relative; z-index: 1; }

/* 按钮涟漪波纹（.ripple 子节点 + 动画） */
@keyframes rippleAnim {
  0%   { width: 0; height: 0; opacity: .35; }
  100% { width: 260%; height: 260%; opacity: 0; }
}
.ripple {
  position: absolute; border-radius: 50%;
  background: rgba(255,255,255,.55);
  transform: translate(-50%,-50%);
  pointer-events: none;
  animation: rippleAnim .6s ease-out forwards;
  will-change: width, height, opacity;
}
.ripple.dark { background: rgba(91,141,239,.22); }

/* 按钮禁用 loading 态 */
.btn.is-loading,
.btn-primary.is-loading,
.btn-secondary.is-loading,
.pg-btn.is-loading {
  opacity: .7; pointer-events: none; position: relative;
}
.btn.is-loading::before,
.btn-primary.is-loading::before,
.btn-secondary.is-loading::before,
.pg-btn.is-loading::before {
  content: ""; display: inline-block; width: 14px; height: 14px;
  margin-right: 8px; border: 2px solid rgba(255,255,255,.5);
  border-top-color: #fff; border-radius: 50%;
  animation: spin .7s linear infinite; vertical-align: -3px;
}
.btn-secondary.is-loading::before,
.pg-btn.is-loading::before {
  border-color: rgba(91,141,239,.3);
  border-top-color: var(--primary);
}

/* 提升内容可选择流畅度（避免全选触发布局抖动） */
::selection { background: rgba(91,141,239,.18); color: inherit; }

/* 统一 scrollbar（仅 webkit）*/
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(148,163,184,.35); border-radius: 8px;
                            border: 2px solid transparent; background-clip: padding-box; }
::-webkit-scrollbar-thumb:hover { background: rgba(148,163,184,.6);
                                  background-clip: padding-box; border: 2px solid transparent; }

/* 徽章（可点击时） */
.badge.clickable {
  cursor: pointer;
  will-change: transform, box-shadow;
  transition: transform .18s cubic-bezier(.4,0,.2,1), box-shadow .18s;
}
.badge.clickable:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(91,141,239,.15);
}

/* 空状态更像一张卡片 */
.empty.ux-card {
  padding: 56px 32px;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, #fbfcff, #f5f7fa);
  border: 1px dashed #e2e8f0;
}
.empty.ux-card::before {
  content: "📭"; display: block; font-size: 42px;
  margin-bottom: 12px; line-height: 1;
  animation: emptyFloat 2.4s ease-in-out infinite;
}
@keyframes emptyFloat {
  0%,100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}

/* ============================================================
   多级菜单 + 标签页缓存布局
   ============================================================ */
/* --- 侧边栏：分组二级菜单 --- */
/* --- 侧边栏分组折叠(二级菜单) --- */
.nav-group {
  width: 100%;
}
/* 分组之间用分隔线隔开，视觉上一个组一个块 */
.nav-group + .nav-group {
  margin-top: 4px;
  padding-top: 8px;
  border-top: 1px solid rgba(255, 255, 255, 0.09);
}
/* 分组标题：箭头 + 组图标 + 组名，整体浅色区别于可点菜单 */
.nav .nav-group-head {
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 9px 12px;
  border: none;
  border-radius: 10px;
  color: rgba(255, 255, 255, 0.74);
  background: transparent;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .03em;
  text-align: left;
  cursor: pointer;
  user-select: none;
  transition: background-color .15s, color .15s;
}
.nav .nav-group-head:hover {
  color: #fff;
  background: var(--sidebar-hover);
}
/* 当前页所在分组：标题常亮高亮，随时知道“我在这组” */
.nav-group.hot > .nav-group-head {
  color: #fff;
  background: linear-gradient(90deg, rgba(91, 141, 239, 0.3), rgba(91, 141, 239, 0.07));
}
/* 收起时箭头朝右(▸)，展开后平滑转朝下 */
.nav-group-arrow {
  flex: none;
  width: 6px;
  height: 8px;
  margin-right: 2px;
  border-left: 5px solid currentColor;
  border-top: 4px solid transparent;
  border-bottom: 4px solid transparent;
  opacity: .85;
  transition: transform .18s cubic-bezier(.4,0,.2,1), opacity .18s;
}
.nav-group.open > .nav-group-head .nav-group-arrow {
  transform: rotate(90deg);
  opacity: 1;
}
.nav-group-head .nav-icon {
  font-size: 14px;
}
.nav-group-head .nav-label {
  font-size: 13px;
  font-weight: 600;
}
.nav-group-head .nav-group-title {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
/* 子菜单容器：左侧树形引导竖线，子项明确“挂”在分组下面 */
.nav-group-body {
  display: none;
  margin: 6px 0 2px 11px;
  padding: 2px 0 4px 13px;
  border-left: 1px dashed rgba(255, 255, 255, 0.18);
}
.nav-group.open > .nav-group-body {
  display: block;
}
/* 子菜单项：更紧凑、图标更小，与分组标题拉开层次 */
.nav-group-body .nav-item {
  position: relative;
  margin-bottom: 2px;
  padding: 8px 12px 8px 10px;
  font-size: 13px;
  border-radius: 8px;
}
.nav-group-body .nav-item .nav-icon {
  width: 18px;
  font-size: 13px;
  opacity: .92;
}
/* 激活高亮条延到左侧引导竖线上，像树形目录的“当前节点” */
.nav-group-body .nav-item::before {
  left: -15px;
}
.nav-group-body .nav-item:hover,
.nav-group-body .nav-item.active {
  transform: none;
}

/* --- 顶部标签栏 --- */
.main > .topbar {
  margin-bottom: 14px;
}
.tabs-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  margin: 0 0 18px;
  padding: 6px 6px 6px 8px;
  min-height: 42px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}
.tabs-scroll {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
  min-width: 0;
  overflow-x: auto;
}
.tabs-scroll::-webkit-scrollbar {
  height: 4px;
}
.tab-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 8px 6px 10px;
  border-radius: 8px;
  flex: none;
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  user-select: none;
  transition: background-color .15s, color .15s, border-color .15s;
}
.tab-item:hover {
  color: var(--text);
  background: var(--line-light);
}
.tab-item.active {
  color: var(--primary);
  background: var(--primary-soft);
  font-weight: 600;
}
.tab-ico {
  font-size: 13px;
  line-height: 1;
}
.tab-name {
  max-width: 140px;
  overflow: hidden;
  text-overflow: ellipsis;
}
.tab-close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  margin-left: 2px;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: transparent;
  color: var(--muted);
  font-size: 9px;
  line-height: 1;
  cursor: pointer;
  transition: background-color .15s, color .15s;
}
.tab-close:hover {
  background: rgba(248, 113, 113, .16);
  color: var(--danger);
}
.tabs-tools {
  display: flex;
  align-items: center;
  gap: 2px;
  flex: none;
  padding-left: 6px;
  border-left: 1px solid var(--line);
}
.tab-tool-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--text-secondary);
  font-size: 15px;
  cursor: pointer;
  transition: background-color .15s, color .15s;
}
.tab-tool-btn:hover {
  color: var(--primary);
  background: var(--line-light);
}

/* --- 标签缓存面板 --- */
.page-panel {
  animation: pageFadeIn .18s ease-out;
}
@keyframes pageFadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to   { opacity: 1; transform: none; }
}

@media (max-width: 768px) {
  .nav-group-body {
    margin-left: 0;
    padding-left: 8px;
    border-left: none;
  }
  .nav-group-body .nav-item::before {
    left: 2px;
  }
  .tabs-bar {
    margin: 0 0 12px;
  }
  .tab-name {
    max-width: 96px;
  }
}