/* 全局配色与设计变量。 */
:root {
  --bg: #f4efe8;
  --surface: rgba(255, 250, 243, 0.78);
  --surface-strong: #fffaf2;
  --line: rgba(24, 33, 40, 0.1);
  --ink: #182128;
  --muted: #6d7177;
  --brand: #0f766e;
  --brand-2: #d97706;
  --danger: #a53c28;
  --success: #1f7a5f;
  --radius: 24px;
  --shadow: 0 24px 48px rgba(24, 33, 40, 0.08);
}

/* 统一盒模型与基础排版。 */
* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(217, 119, 6, 0.12), transparent 30%),
    radial-gradient(circle at right center, rgba(15, 118, 110, 0.14), transparent 35%),
    linear-gradient(180deg, #f9f3ea 0%, #f2ebe1 100%);
}

h1, h2, h3 {
  margin: 0;
  font-family: "Space Grotesk", "Trebuchet MS", sans-serif;
  letter-spacing: -0.03em;
}

p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

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

code, pre, textarea {
  font-family: "Cascadia Code", "Consolas", monospace;
}

/* 主后台双栏布局。 */
.shell {
  display: grid;
  grid-template-columns: 300px 1fr;
  min-height: 100vh;
}

.sidebar {
  padding: 28px 22px;
  border-right: 1px solid var(--line);
  background: rgba(255, 248, 240, 0.72);
  backdrop-filter: blur(18px);
}

.brand {
  padding: 18px 16px 24px;
  margin-bottom: 18px;
  border-radius: 22px;
  background: linear-gradient(135deg, rgba(15, 118, 110, 0.12), rgba(217, 119, 6, 0.14));
}

.brand h1 {
  margin: 6px 0 10px;
  font-size: 30px;
}

.eyebrow {
  display: inline-flex;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--brand);
}

.nav {
  display: grid;
  gap: 8px;
  margin-bottom: 20px;
}

.nav a {
  padding: 14px 16px;
  border-radius: 16px;
  color: var(--ink);
}

.nav a.active,
.nav a:hover {
  background: rgba(255, 255, 255, 0.74);
  box-shadow: inset 0 0 0 1px rgba(15, 118, 110, 0.1);
}

.sidebar-meta {
  display: grid;
  gap: 6px;
  padding: 14px 2px 20px;
  color: var(--muted);
  font-size: 14px;
}

.content {
  padding: 30px;
}

/* 页面头部与统计卡片。 */
.page-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 22px;
}

.page-header h2 {
  font-size: 38px;
}

.metric-grid,
.panel-grid {
  display: grid;
  gap: 18px;
  margin-bottom: 22px;
}

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

.panel-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.wide-left {
  grid-template-columns: minmax(320px, 420px) 1fr;
}

.metric-card,
.panel-card,
.generated-key,
.login-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}

.metric-card {
  padding: 22px;
}

.metric-card strong {
  display: block;
  margin: 8px 0;
  font-size: 42px;
}

.panel-card,
.generated-key {
  padding: 24px;
}

.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 18px;
}

/* 表单与基础交互组件。 */
.stacked-form {
  display: grid;
  gap: 16px;
}

.stacked-form label {
  display: grid;
  gap: 8px;
  font-size: 14px;
}

.form-hint {
  margin: 0;
  font-size: 12px;
  color: var(--muted);
  line-height: 1.5;
}

input,
select,
textarea,
button,
.inline-btn {
  border-radius: 14px;
  border: 1px solid rgba(24, 33, 40, 0.14);
  padding: 12px 14px;
  font-size: 14px;
}

input,
select,
textarea {
  width: 100%;
  background: rgba(255, 255, 255, 0.86);
  color: var(--ink);
}

textarea {
  min-height: 110px;
  resize: vertical;
}

button,
.inline-btn {
  cursor: pointer;
  transition: 0.2s ease;
}

button:hover,
.inline-btn:hover {
  transform: translateY(-1px);
}

.primary {
  background: linear-gradient(135deg, var(--brand), #2d837e);
  color: white;
  border: none;
}

.ghost,
.inline-btn {
  background: rgba(255, 255, 255, 0.72);
  color: var(--ink);
}

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

.full-width {
  width: 100%;
}

/* 全局提示条和一次性 Key 显示区。 */
.alert {
  padding: 14px 16px;
  margin-bottom: 18px;
  border-radius: 16px;
  border: 1px solid var(--line);
}

.alert.success {
  background: rgba(31, 122, 95, 0.1);
  color: #14523f;
}

.alert.info {
  background: rgba(15, 118, 110, 0.1);
  color: #0f5c56;
}

.alert.warning {
  background: rgba(162, 106, 27, 0.14);
  color: #7b4e12;
}

.alert.danger {
  background: rgba(165, 60, 40, 0.12);
  color: #7a281a;
}

.generated-key {
  margin-bottom: 22px;
}

.copy-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  align-items: center;
}

.copy-row textarea {
  min-height: 84px;
}

/* 表格、服务列表、路由列表等后台数据展示组件。 */
.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  padding: 12px 10px;
  border-bottom: 1px solid rgba(24, 33, 40, 0.08);
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--muted);
  font-size: 13px;
}

td strong,
.service-item strong,
.timeline-item strong {
  display: block;
  margin-bottom: 6px;
}

td small,
.service-item p,
.timeline-item p {
  display: block;
  color: var(--muted);
}

.actions,
.route-item,
.service-item {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.service-list,
.route-list,
.timeline {
  display: grid;
  gap: 12px;
}

.service-item,
.route-item {
  justify-content: space-between;
  align-items: center;
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.54);
  border: 1px solid rgba(24, 33, 40, 0.08);
}

.timeline-item {
  display: grid;
  grid-template-columns: 14px 1fr;
  gap: 14px;
}

.timeline-dot {
  margin-top: 8px;
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
}

/* 状态徽标与多列布局工具类。 */
.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 12px;
  background: rgba(24, 33, 40, 0.08);
}

.badge.success {
  background: rgba(31, 122, 95, 0.12);
  color: var(--success);
}

.badge.danger {
  background: rgba(165, 60, 40, 0.12);
  color: var(--danger);
}

.badge.muted {
  background: rgba(24, 33, 40, 0.08);
  color: var(--muted);
}

.checkbox-grid,
.two-column {
  display: grid;
  gap: 14px;
}

.two-column {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.checkbox-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

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

.checkbox input {
  width: auto;
  margin: 0;
}

.code-block {
  margin: 0;
  padding: 18px;
  border-radius: 18px;
  background: #182128;
  color: #fef6eb;
  overflow-x: auto;
}

.subtle,
.empty-state {
  color: var(--muted);
}

.scope-picker {
  display: grid;
  gap: 10px;
  padding: 16px;
  border: 1px solid rgba(24, 33, 40, 0.1);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.4);
}

.scope-picker-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
}

.scope-picker-toggle {
  white-space: nowrap;
}

.scope-picker-summary {
  padding: 10px 12px;
  border-radius: 14px;
  background: rgba(24, 33, 40, 0.04);
}

.scope-panel {
  display: grid;
  gap: 12px;
  padding: 14px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(24, 33, 40, 0.08);
}

.scope-toolbar,
.scope-pill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.scope-group-list {
  display: grid;
  gap: 12px;
  max-height: 420px;
  overflow-y: auto;
  padding-right: 4px;
}

.scope-group {
  display: grid;
  gap: 10px;
  padding: 12px;
  border-radius: 16px;
  border: 1px solid rgba(24, 33, 40, 0.08);
  background: rgba(255, 255, 255, 0.6);
}

.scope-group[hidden] {
  display: none;
}

.scope-group-title {
  font-size: 13px;
  color: var(--brand);
  font-weight: 600;
}

.scope-options {
  display: grid;
  gap: 10px;
}

.scope-option {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 10px 12px;
  border-radius: 14px;
  background: rgba(244, 239, 232, 0.75);
  border: 1px solid rgba(24, 33, 40, 0.08);
}

.scope-option input {
  width: auto;
  margin-top: 2px;
}

.scope-option-body {
  display: grid;
  gap: 4px;
}

.scope-option-body strong {
  font-size: 14px;
}

.scope-option-body small {
  color: var(--muted);
  line-height: 1.5;
}

.path-stack {
  display: grid;
  gap: 4px;
  margin-bottom: 10px;
}

.path-stack:last-child {
  margin-bottom: 0;
}

.path-stack code {
  display: inline-flex;
  width: fit-content;
  padding: 6px 10px;
  border-radius: 12px;
  background: rgba(24, 33, 40, 0.06);
}

.single-card {
  max-width: 900px;
}

/* 登录页专用布局。 */
.login-body {
  min-height: 100vh;
  display: grid;
  place-items: center;
}

.login-shell {
  width: min(560px, calc(100vw - 32px));
}

.login-card {
  padding: 36px;
}

/* 响应式收缩规则。 */
@media (max-width: 1100px) {
  .shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    border-right: none;
    border-bottom: 1px solid var(--line);
  }

  .metric-grid,
  .panel-grid,
  .wide-left {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  .content,
  .sidebar,
  .login-card {
    padding: 20px;
  }

  .page-header h2 {
    font-size: 30px;
  }

  .two-column,
  .checkbox-grid,
  .copy-row {
    grid-template-columns: 1fr;
  }
}