/*
 * 服务器测速 (server-speedtest) 网页端样式表
 * 支持：系统深浅色自适应 (prefers-color-scheme)、手机竖屏响应式布局、无外部字体/CDN依赖
 */

:root {
  color-scheme: light dark;
  --bg-page: #f1f5f9;
  --bg-surface: #ffffff;
  --bg-subtle: #f8fafc;
  --bg-elevated: #e2e8f0;
  --text-main: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --border-color: #cbd5e1;
  --border-subtle: #e2e8f0;

  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --primary-soft: rgba(37, 99, 235, 0.10);

  --color-download: #0284c7;
  --color-upload: #7c3aed;

  --success: #059669;
  --success-bg: rgba(5, 150, 105, 0.12);
  --warning: #d97706;
  --warning-bg: rgba(217, 119, 6, 0.14);
  --danger: #dc2626;
  --danger-bg: rgba(220, 38, 38, 0.12);
  --info: #0284c7;
  --info-bg: rgba(2, 132, 199, 0.12);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 4px 14px rgba(15, 23, 42, 0.08);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg-page: #0b1120;
    --bg-surface: #1e293b;
    --bg-subtle: #0f172a;
    --bg-elevated: #334155;
    --text-main: #f1f5f9;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    --border-color: #334155;
    --border-subtle: #1e293b;

    --primary: #3b82f6;
    --primary-hover: #60a5fa;
    --primary-soft: rgba(59, 130, 246, 0.16);

    --color-download: #38bdf8;
    --color-upload: #a78bfa;

    --success: #34d399;
    --success-bg: rgba(52, 211, 153, 0.16);
    --warning: #fbbf24;
    --warning-bg: rgba(251, 191, 36, 0.16);
    --danger: #f87171;
    --danger-bg: rgba(248, 113, 113, 0.18);
    --info: #38bdf8;
    --info-bg: rgba(56, 189, 248, 0.16);

    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 6px 20px rgba(0, 0, 0, 0.4);
  }
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  background-color: var(--bg-page);
  color: var(--text-main);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
}

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

a:hover {
  text-decoration: underline;
}

.text-muted {
  color: var(--text-muted);
}

.text-danger {
  color: var(--danger);
  font-weight: 600;
}

.text-download {
  color: var(--color-download);
}

.text-upload {
  color: var(--color-upload);
}

.text-center {
  text-align: center;
}

/* 布局容器 */
.app-container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 16px;
}

/* 顶部导航栏 */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding: 12px 18px;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  margin-bottom: 16px;
}

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

.site-title {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.site-subtitle {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9rem;
}

/* 通用面板卡片 */
.panel-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 16px 18px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 16px;
}

.panel-title {
  margin: 0 0 12px 0;
  font-size: 1.05rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}

/* 用户出口信息栏 */
.whoami-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

.whoami-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
  background: var(--bg-subtle);
  padding: 10px 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
}

.whoami-label {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.whoami-value {
  font-size: 0.95rem;
  font-weight: 600;
}

/* 控制面板与大按钮 */
.hero-controls {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.hero-top-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-weight: 600;
  font-size: 0.92rem;
  border-radius: var(--radius-md);
  padding: 8px 16px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color 0.15s, opacity 0.15s, transform 0.08s;
  text-decoration: none;
}

.btn:active:not(:disabled) {
  transform: translateY(1px);
}

.btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.btn-primary {
  background: var(--primary);
  color: #ffffff;
}

.btn-primary:hover:not(:disabled) {
  background: var(--primary-hover);
  text-decoration: none;
}

.btn-secondary {
  background: var(--bg-subtle);
  color: var(--text-main);
  border-color: var(--border-color);
}

.btn-secondary:hover:not(:disabled) {
  background: var(--bg-elevated);
  text-decoration: none;
}

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

.btn-sm {
  padding: 5px 11px;
  font-size: 0.82rem;
}

.btn-start-big {
  font-size: 1.12rem;
  padding: 13px 32px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  min-width: 180px;
}

.btn-link {
  background: none;
  border: none;
  color: var(--primary);
  font-weight: 600;
  font-size: 0.88rem;
  cursor: pointer;
  padding: 4px 8px;
}

.btn-link:hover {
  text-decoration: underline;
}

.options-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--border-subtle);
}

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

.radio-group-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 600;
}

.radio-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 11px;
  border-radius: 999px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-color);
  font-size: 0.85rem;
  cursor: pointer;
  user-select: none;
}

.radio-pill input {
  margin: 0;
  accent-color: var(--primary);
}

.traffic-hint {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* 状态横幅与提示框 */
.status-banner {
  padding: 10px 14px;
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  font-size: 0.9rem;
  font-weight: 500;
  border: 1px solid transparent;
}

.status-info {
  background: var(--info-bg);
  color: var(--info);
  border-color: rgba(2, 132, 199, 0.25);
}

.status-success {
  background: var(--success-bg);
  color: var(--success);
  border-color: rgba(5, 150, 105, 0.25);
}

.status-warning {
  background: var(--warning-bg);
  color: var(--warning);
  border-color: rgba(217, 119, 6, 0.3);
}

.status-danger {
  background: var(--danger-bg);
  color: var(--danger);
  border-color: rgba(220, 38, 38, 0.3);
}

/* 推荐服务器横幅 */
.best-server-banner {
  background: linear-gradient(135deg, var(--success-bg), var(--primary-soft));
  border: 1.5px solid var(--success);
  border-radius: var(--radius-lg);
  padding: 14px 18px;
  margin-bottom: 16px;
}

.best-banner-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.best-banner-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.05rem;
}

.best-tag {
  background: var(--success);
  color: #ffffff;
  font-size: 0.76rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 999px;
}

.best-banner-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 0.9rem;
}

.score-inline {
  color: var(--success);
  font-size: 1.1rem;
}

/* 徽章样式 */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 0.76rem;
  font-weight: 600;
  line-height: 1.3;
  white-space: nowrap;
}

.badge-neutral {
  background: var(--bg-elevated);
  color: var(--text-secondary);
}

.badge-info {
  background: var(--info-bg);
  color: var(--info);
}

.badge-success {
  background: var(--success-bg);
  color: var(--success);
}

.badge-warning {
  background: var(--warning-bg);
  color: var(--warning);
}

.badge-danger {
  background: var(--danger-bg);
  color: var(--danger);
}

.badge-best {
  background: var(--success);
  color: #ffffff;
}

.badge-line {
  background: var(--primary-soft);
  color: var(--primary);
  border: 1px solid rgba(37, 99, 235, 0.25);
}

.approx-badge {
  display: inline-block;
  font-size: 0.7rem;
  padding: 0 5px;
  border-radius: 4px;
  background: var(--warning-bg);
  color: var(--warning);
  margin-left: 3px;
}

/* 服务器卡片列表 */
.server-cards-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.server-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 16px 18px;
  box-shadow: var(--shadow-sm);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.server-card-best {
  border-color: var(--success);
  box-shadow: 0 0 0 1px var(--success), var(--shadow-sm);
}

.server-card-active {
  border-color: var(--primary);
  box-shadow: 0 0 0 1px var(--primary), var(--shadow-md);
}

.server-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.server-title-group {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.server-checkbox-label {
  display: flex;
  align-items: center;
  padding-top: 3px;
  cursor: pointer;
}

.server-checkbox-label input {
  width: 17px;
  height: 17px;
  accent-color: var(--primary);
  cursor: pointer;
}

.server-name-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.server-name {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 700;
}

.server-location {
  font-size: 0.85rem;
  color: var(--text-secondary);
  background: var(--bg-subtle);
  padding: 1px 8px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
}

.server-provider {
  font-size: 0.82rem;
}

.server-note {
  font-size: 0.8rem;
  margin-top: 2px;
}

.server-header-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.score-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 54px;
  padding: 4px 10px;
  border-radius: var(--radius-md);
}

.score-label {
  font-size: 0.68rem;
  opacity: 0.85;
}

.score-number {
  font-size: 1.15rem;
  font-weight: 800;
  line-height: 1.1;
}

/* 卡片四宫格指标 */
.server-metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 12px;
}

.metric-tile {
  background: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 6px;
}

.metric-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 4px;
}

.metric-title {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 600;
}

.metric-sub-inline {
  font-size: 0.74rem;
  color: var(--text-muted);
}

.metric-primary {
  display: flex;
  align-items: baseline;
  gap: 4px;
}

.metric-big {
  font-size: 1.4rem;
  font-weight: 700;
  line-height: 1.15;
}

.metric-unit {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.metric-sub {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.metric-speed-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 8px;
}

.sparkline-canvas {
  width: 105px;
  height: 32px;
  flex-shrink: 0;
}

.metric-bloat-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.grade-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  font-size: 1.15rem;
  font-weight: 800;
  flex-shrink: 0;
}

/* 卡片底部路由结论与展开按钮 */
.server-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 10px;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.88rem;
}

.route-one-liner {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
}

.route-label {
  color: var(--text-muted);
  font-weight: 600;
}

.route-summary-text {
  font-weight: 600;
}

.server-errors-bar {
  margin-top: 10px;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  background: var(--danger-bg);
  color: var(--danger);
  font-size: 0.82rem;
}

/* 详情展开区 */
.server-detail-panel {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px dashed var(--border-color);
}

.detail-charts-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-bottom: 16px;
}

.detail-chart-card {
  background: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px;
}

.detail-card-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 6px;
  font-size: 0.84rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.detail-stat-pills {
  font-size: 0.76rem;
  color: var(--text-muted);
  font-weight: 400;
}

.detail-canvas {
  width: 100%;
  height: 170px;
  display: block;
}

.native-extra-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.78rem;
  margin-top: 6px;
  padding-top: 6px;
  border-top: 1px solid var(--border-subtle);
}

.detail-routes-grid {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.detail-route-box {
  background: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px 14px;
}

.detail-section-title {
  margin: 0 0 10px 0;
  font-size: 0.92rem;
  font-weight: 700;
}

.route-summary-bar {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 10px 12px;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  margin-bottom: 10px;
  font-size: 0.85rem;
}

.route-summary-detour {
  border-color: var(--danger);
  background: var(--danger-bg);
}

.route-summary-main {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.route-summary-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.route-empty-notice {
  padding: 14px;
  border-radius: var(--radius-sm);
  background: var(--bg-surface);
  border: 1px dashed var(--border-color);
  text-align: center;
  font-size: 0.88rem;
}

/* 通用表格与路由表 */
.table-scroll {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.route-table,
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
  text-align: left;
}

.route-table th,
.route-table td,
.data-table th,
.data-table td {
  padding: 7px 10px;
  border-bottom: 1px solid var(--border-subtle);
  white-space: nowrap;
}

.route-table th,
.data-table th {
  color: var(--text-muted);
  font-weight: 600;
  background: var(--bg-surface);
}

.hop-row-detour {
  background: var(--danger-bg);
  color: var(--danger);
  font-weight: 600;
}

.hop-row-timeout {
  opacity: 0.6;
}

/* 底部已上传分享栏 */
.share-footer-bar {
  margin-top: 18px;
}

.share-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding: 14px 18px;
  background: var(--bg-surface);
  border: 1.5px solid var(--primary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.share-box-left {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.share-link {
  font-size: 0.92rem;
  font-weight: 600;
  word-break: break-all;
}

.share-box-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.empty-state-box {
  padding: 32px 16px;
  text-align: center;
  color: var(--text-muted);
  background: var(--bg-surface);
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-lg);
}

/* 分享页元信息标签 */
.meta-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.meta-pill {
  background: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  padding: 6px 12px;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
}

/* 管理页样式 */
.form-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.input-text,
.select-input,
.json-textarea {
  background: var(--bg-subtle);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 7px 12px;
  font-size: 0.9rem;
}

.input-text:focus,
.select-input:focus,
.json-textarea:focus {
  outline: 2px solid var(--primary);
  border-color: transparent;
}

.json-textarea {
  width: 100%;
  min-height: 280px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.84rem;
  line-height: 1.45;
  resize: vertical;
  margin: 10px 0;
}

.admin-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 16px;
}

.pagination-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.86rem;
}

.node-pills-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.node-mini-pill {
  display: inline-block;
  font-size: 0.74rem;
  padding: 2px 6px;
  border-radius: 4px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
}

/* 手机竖屏与窄屏响应式适配 */
@media (max-width: 900px) {
  .server-metrics-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .detail-charts-grid,
  .admin-grid-2 {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .app-container {
    padding: 10px;
  }
  .site-header,
  .panel-card,
  .server-card {
    padding: 12px 14px;
  }
  .server-metrics-grid {
    grid-template-columns: 1fr;
  }
  .btn-start-big {
    width: 100%;
  }
  .hero-top-row {
    flex-direction: column;
    align-items: stretch;
  }
}