/* QuantKing Web UI —— 对齐 New API 控制台视觉（Jinja2 零构建）
 * 设计参考：new-api theme.css 蓝主色 + Public Sans + 双主题 + 圆角卡片
 * 实现原因：只换展示层，保留 .panel/.metric 等旧类名兼容既有模板与 JS 动态 HTML
 */

/* ========== 设计令牌：浅色（new-api 默认语言） ========== */
:root, html.light {
  --radius: 1rem;
  --app-header-height: 3.25rem;
  --sidebar-width: 15rem;
  --sidebar-collapsed: 4rem;

  --background: #ffffff;
  --foreground: #171717;
  --card: #ffffff;
  --card-foreground: #171717;
  --popover: #ffffff;
  --muted: #f5f5f5;
  --muted-foreground: #737373;
  --border: #ebebeb;
  --input: #ebebeb;
  --ring: #3b82f6;

  --primary: #3b82f6;
  --primary-hover: #2563eb;
  --primary-foreground: #ffffff;
  --primary-soft: color-mix(in srgb, var(--primary) 12%, var(--background));

  --secondary: #f5f5f5;
  --secondary-foreground: #404040;

  --sidebar: #fafafa;
  --sidebar-foreground: #171717;
  --sidebar-accent: color-mix(in srgb, var(--primary) 12%, var(--background));
  --sidebar-accent-fg: #1d4ed8;
  --sidebar-border: #ebebeb;

  --success: #10b981;
  --success-soft: rgba(16, 185, 129, 0.12);
  --destructive: #ef4444;
  --destructive-soft: rgba(239, 68, 68, 0.12);
  --warning: #f59e0b;
  --warning-soft: rgba(245, 158, 11, 0.14);
  --info: #0ea5e9;

  --profit: var(--success);
  --loss: var(--destructive);

  --shadow-sm: 0 1px 2px rgb(0 0 0 / 0.04);
  --shadow-md: 0 4px 12px rgb(0 0 0 / 0.06);
  --header-bg: color-mix(in srgb, var(--background) 88%, transparent);
  --log-bg: #f8fafc;
  --skeleton-base: #f0f0f0;
  --skeleton-hi: #fafafa;

  /* 兼容旧变量名（模板内联 style 仍引用） */
  --bg-primary: var(--background);
  --bg-secondary: var(--card);
  --bg-tertiary: var(--muted);
  --border-light: color-mix(in srgb, var(--border) 70%, var(--foreground));
  --text-primary: var(--foreground);
  --text-secondary: var(--muted-foreground);
  --text-muted: var(--muted-foreground);
  --accent-blue: var(--primary);
  --accent-cyan: var(--info);
  --accent-yellow: var(--warning);
  --accent-purple: #8b5cf6;
}

/* ========== 设计令牌：深色（OpenAI/new-api charcoal） ========== */
html.dark {
  --background: #1c1c1c;
  --foreground: #f5f5f5;
  --card: #262626;
  --card-foreground: #f5f5f5;
  --popover: #2a2a2a;
  --muted: #2e2e2e;
  --muted-foreground: #a3a3a3;
  --border: rgb(255 255 255 / 0.10);
  --input: rgb(255 255 255 / 0.14);
  --ring: #60a5fa;

  --primary: #3b82f6;
  --primary-hover: #60a5fa;
  --primary-foreground: #ffffff;
  --primary-soft: color-mix(in srgb, var(--primary) 20%, var(--background));

  --secondary: #333333;
  --secondary-foreground: #e5e5e5;

  --sidebar: #171717;
  --sidebar-foreground: #f5f5f5;
  --sidebar-accent: color-mix(in srgb, var(--primary) 20%, var(--background));
  --sidebar-accent-fg: #93c5fd;
  --sidebar-border: rgb(255 255 255 / 0.10);

  --success: #34d399;
  --success-soft: rgba(52, 211, 153, 0.14);
  --destructive: #f87171;
  --destructive-soft: rgba(248, 113, 113, 0.14);
  --warning: #fbbf24;
  --warning-soft: rgba(251, 191, 36, 0.14);
  --info: #38bdf8;

  --shadow-sm: 0 1px 2px rgb(0 0 0 / 0.25);
  --shadow-md: 0 4px 12px rgb(0 0 0 / 0.35);
  --header-bg: color-mix(in srgb, var(--background) 88%, transparent);
  --log-bg: #141414;
  --skeleton-base: #333;
  --skeleton-hi: #404040;

  --bg-primary: var(--background);
  --bg-secondary: var(--card);
  --bg-tertiary: var(--muted);
  --border-light: rgb(255 255 255 / 0.16);
  --text-primary: var(--foreground);
  --text-secondary: var(--muted-foreground);
  --text-muted: var(--muted-foreground);
  --accent-blue: var(--primary);
  --accent-cyan: var(--info);
  --accent-yellow: var(--warning);
  --profit: var(--success);
  --loss: var(--destructive);
}

/* ========== 基础 ========== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { height: 100%; }
body {
  background: var(--background);
  color: var(--foreground);
  /* 禁用 Google Fonts CDN：系统字体栈，离线/内网可访问 */
  font-family: -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  font-size: 14px;
  line-height: 1.5;
  height: 100%;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
code { font-family: ui-monospace, "JetBrains Mono", SFMono-Regular, Consolas, monospace; font-size: 0.9em; }
button:not(:disabled), [role="button"]:not(:disabled) { cursor: pointer; }
button:not(:disabled):active { transform: scale(0.98); }

/* ========== App Shell（顶栏 + 侧栏 + 内容，对齐 AuthenticatedLayout） ========== */
.app-shell {
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
  background: var(--background);
}
.app-body {
  display: flex;
  flex: 1;
  min-height: 0;
  width: 100%;
}

/* 顶栏 */
.app-header {
  height: var(--app-header-height);
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 16px 0 12px;
  border-bottom: 1px solid var(--border);
  background: var(--header-bg);
  backdrop-filter: blur(10px);
  z-index: 40;
}
.header-left { display: flex; align-items: center; gap: 10px; min-width: 0; }
.header-brand {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--foreground); text-decoration: none; font-weight: 700; font-size: 15px;
  padding: 4px 6px; border-radius: 10px;
}
.header-brand:hover { background: var(--muted); text-decoration: none; }
.brand-mark {
  width: 28px; height: 28px; border-radius: 8px;
  background: linear-gradient(145deg, var(--primary), #1d4ed8);
  color: #fff; display: inline-flex; align-items: center; justify-content: center;
  font-size: 14px; font-weight: 800;
}
.header-divider { width: 1px; height: 20px; background: var(--border); margin: 0 4px; }
.page-title { font-size: 15px; font-weight: 650; color: var(--foreground); white-space: nowrap; }
.header-metrics {
  display: flex; gap: 6px; flex: 1; min-width: 0; overflow: hidden; justify-content: center;
}
.top-chip, .qk-chip {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 4px 10px;
  min-width: 88px;
  box-shadow: var(--shadow-sm);
}
.top-chip span, .qk-chip span {
  display: block; color: var(--muted-foreground); font-size: 10px; font-weight: 600;
  text-transform: uppercase; letter-spacing: .03em;
}
.top-chip b, .qk-chip b {
  display: block;
  font-family: ui-monospace, "JetBrains Mono", SFMono-Regular, Consolas, monospace;
  font-size: 12.5px; font-weight: 700; font-variant-numeric: tabular-nums;
  color: var(--foreground);
}
.header-right { display: flex; align-items: center; gap: 8px; margin-left: auto; }
.mode-badge {
  padding: 4px 10px; border-radius: 999px; font-weight: 650; font-size: 11px;
  background: var(--warning-soft); color: var(--warning); border: 1px solid transparent;
  max-width: 220px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.clock {
  font-family: ui-monospace, "JetBrains Mono", SFMono-Regular, Consolas, monospace;
  color: var(--muted-foreground); font-size: 12px; font-variant-numeric: tabular-nums;
}
.icon-btn {
  width: 40px; height: 40px; border-radius: 10px; flex-shrink: 0;
  border: 1px solid var(--border); background: var(--card); color: var(--foreground);
  display: inline-flex; align-items: center; justify-content: center;
  transition: background .15s, border-color .15s;
}
.icon-btn:hover { background: var(--muted); }
.icon-btn svg { width: 20px; height: 20px; flex-shrink: 0; }

/* 侧栏 */
.sidebar {
  width: var(--sidebar-width);
  flex: 0 0 var(--sidebar-width);
  background: var(--sidebar);
  border-right: 1px solid var(--sidebar-border);
  display: flex; flex-direction: column;
  transition: width .18s ease, flex-basis .18s ease;
  overflow: hidden;
}
.app-shell.sidebar-collapsed .sidebar {
  width: var(--sidebar-collapsed);
  flex-basis: var(--sidebar-collapsed);
}
.app-shell.sidebar-collapsed .nav-label,
.app-shell.sidebar-collapsed .nav-group-title,
.app-shell.sidebar-collapsed .side-status-text,
.app-shell.sidebar-collapsed .brand-text-side { display: none; }
.app-shell.sidebar-collapsed .nav-item { justify-content: center; padding: 10px; }

.side-nav {
  padding: 12px 10px;
  display: flex; flex-direction: column; gap: 14px;
  flex: 1; overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}
.nav-group { display: flex; flex-direction: column; gap: 2px; }
.nav-group-title {
  font-size: 11px; font-weight: 650; color: var(--muted-foreground);
  text-transform: uppercase; letter-spacing: .06em;
  padding: 4px 12px 6px;
}
.nav-item {
  display: flex; align-items: center; gap: 10px;
  color: var(--muted-foreground); text-decoration: none;
  padding: 9px 12px; border-radius: 10px;
  font-weight: 550; transition: background .12s, color .12s;
}
.nav-item:hover { color: var(--foreground); background: color-mix(in srgb, var(--foreground) 4%, transparent); text-decoration: none; }
.nav-item.active {
  color: var(--sidebar-accent-fg);
  background: var(--sidebar-accent);
  font-weight: 650;
}
.nav-item .nav-ico {
  width: 18px; height: 18px; flex: 0 0 18px;
  display: inline-flex; align-items: center; justify-content: center;
}
.nav-item .nav-ico svg { width: 18px; height: 18px; stroke: currentColor; fill: none; stroke-width: 1.75; }
.nav-item.mini { padding: 8px 12px; font-size: 13px; }
.side-bottom {
  padding: 10px; border-top: 1px solid var(--sidebar-border);
  display: flex; flex-direction: column; gap: 4px;
}
.status-line {
  color: var(--muted-foreground); font-size: 12px;
  padding: 8px 10px; display: flex; align-items: center; gap: 8px;
}
.status-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.status-dot.online { background: var(--success); box-shadow: 0 0 8px color-mix(in srgb, var(--success) 60%, transparent); }
.status-dot.offline { background: var(--destructive); }

/* 主内容区 */
.main-shell {
  flex: 1; min-width: 0;
  display: flex; flex-direction: column;
  overflow: hidden;
  background: var(--background);
}
.container {
  flex: 1; overflow-y: auto; padding: 20px 22px 28px;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}

/* ========== 卡片 / 面板（.panel 兼容） ========== */
.panel, .card, .qk-card {
  background: var(--card);
  color: var(--card-foreground);
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) * 0.9);
  padding: 18px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
  transition: transform .15s ease, box-shadow .15s ease;
}
@media (min-width: 641px) {
  .panel:hover, .card:hover, .qk-card:hover {
    box-shadow: var(--shadow-md);
  }
}
.panel h2, .card h2, .qk-card h2,
.panel h3, .card h3 {
  font-size: 15px; font-weight: 650; margin-bottom: 12px; color: var(--foreground);
}
.panel-title {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; margin-bottom: 14px;
}
.panel-title h2 { margin: 0; }
.page-header { margin-bottom: 16px; }
.page-header h2 { font-size: 18px; font-weight: 700; margin-bottom: 4px; }
.page-header .muted { font-size: 13px; }

/* 指标卡网格（回测/诊断结果区） */
.metrics {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}
/* 回测「信号」横条：长策略名横向一行，避免竖卡占半屏 */
.bt-signal-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  background: var(--muted);
  border: 1px solid var(--border);
  padding: 10px 14px;
  border-radius: 12px;
  margin-bottom: 12px;
}
.bt-signal-bar .label {
  color: var(--muted-foreground);
  font-size: 11px;
  font-weight: 650;
  text-transform: uppercase;
  letter-spacing: .04em;
  flex: 0 0 auto;
}
.bt-signal-bar .value {
  font-family: ui-monospace, "JetBrains Mono", SFMono-Regular, Consolas, monospace;
  font-size: 14px;
  font-weight: 600;
  color: var(--foreground);
  line-height: 1.45;
  flex: 1 1 200px;
  word-break: break-word;
}

/* 网格 */
.grid { display: grid; gap: 12px; }
.grid-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.row { display: flex; gap: 14px; flex-wrap: wrap; }
.row > .panel, .row > .card { flex: 1; min-width: 280px; }

/* 指标卡（.metric 兼容 + .qk-stat） */
.metric, .qk-stat {
  background: var(--muted);
  border: 1px solid var(--border);
  padding: 14px 14px 12px;
  border-radius: 12px;
  position: relative;
  overflow: hidden;
}
.metric .label, .qk-stat .label, .data-label {
  color: var(--muted-foreground);
  font-size: 11px; font-weight: 650;
  text-transform: uppercase; letter-spacing: .04em;
}
.metric .value, .qk-stat .value {
  font-family: ui-monospace, "JetBrains Mono", SFMono-Regular, Consolas, monospace;
  font-size: 22px; font-weight: 750; margin-top: 6px;
  font-variant-numeric: tabular-nums;
  color: var(--foreground);
  line-height: 1.2;
}
.metric .sub, .qk-stat .sub {
  color: var(--muted-foreground); font-size: 12px; margin-top: 4px; line-height: 1.45;
}

/* 统计条（new-api LogStatCards 风格） */
.qk-stat-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  background: var(--card);
  margin-bottom: 16px;
}
.qk-stat-row > .metric,
.qk-stat-row > .qk-stat {
  border: none; border-radius: 0; background: transparent;
  border-right: 1px solid var(--border);
}
.qk-stat-row > :last-child { border-right: none; }

/* 表格 */
table, .qk-table { width: 100%; border-collapse: collapse; }
th, td {
  padding: 10px 12px; text-align: left;
  border-bottom: 1px solid var(--border);
  font-variant-numeric: tabular-nums;
}
th {
  color: var(--muted-foreground); font-size: 11px; font-weight: 700;
  text-transform: uppercase; letter-spacing: .04em;
  background: color-mix(in srgb, var(--foreground) 2.5%, var(--background));
}
tbody tr { transition: background .12s ease; }
tbody tr:hover { background: color-mix(in srgb, var(--foreground) 3%, transparent); }
td.mono, .mono {
  font-family: ui-monospace, "JetBrains Mono", SFMono-Regular, Consolas, monospace;
}

/* 表单控件 */
input, select, textarea {
  background: var(--background);
  border: 1px solid var(--input);
  color: var(--foreground);
  padding: 8px 12px;
  border-radius: 10px;
  font-size: 14px;
  font-family: inherit;
  transition: border-color .12s, box-shadow .12s;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--ring);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 18%, transparent);
}
label { color: var(--muted-foreground); font-size: 13px; }

/* 按钮 */
button, .qk-btn {
  background: var(--primary);
  color: var(--primary-foreground);
  border: 1px solid transparent;
  padding: 8px 14px;
  border-radius: 10px;
  font-size: 13.5px;
  font-weight: 650;
  font-family: inherit;
  transition: background .12s, opacity .12s, transform .1s;
}
button:hover, .qk-btn:hover { background: var(--primary-hover); }
button:disabled, .qk-btn:disabled { opacity: .5; cursor: not-allowed; transform: none; }
button.secondary, .qk-btn.ghost, .qk-btn.secondary {
  background: var(--secondary);
  color: var(--secondary-foreground);
  border: 1px solid var(--border);
}
button.secondary:hover, .qk-btn.ghost:hover, .qk-btn.secondary:hover {
  background: var(--muted);
}
button.danger, .qk-btn.danger {
  background: var(--destructive);
  color: #fff;
}
.form-inline {
  display: flex; gap: 12px; align-items: center; flex-wrap: wrap; margin-bottom: 14px;
}

/* Badge */
.badge, .qk-badge {
  display: inline-flex; align-items: center;
  padding: 3px 9px; border-radius: 999px;
  font-size: 11.5px; font-weight: 700;
}
.badge.ok, .qk-badge.ok { background: var(--success-soft); color: var(--success); }
.badge.fail, .qk-badge.fail { background: var(--destructive-soft); color: var(--destructive); }
.badge.warn, .qk-badge.warn { background: var(--warning-soft); color: var(--warning); }

/* 文字色 */
.muted { color: var(--muted-foreground); }
.green { color: var(--profit) !important; }
.red { color: var(--loss) !important; }
.yellow { color: var(--warning) !important; }
.blue { color: var(--primary) !important; }

/* 图表 / 日志 / Tab */
.chart-wrap { position: relative; height: 320px; }

/* 回测权益曲线专业布局：主图更高 + 回撤子图 + 摘要条 */
.equity-panel .panel-title { margin-bottom: 10px; }
.equity-stats {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(108px, 1fr));
  gap: 8px;
  margin: 0 0 14px;
  padding: 10px 12px;
  background: var(--bg-secondary, var(--card));
  border: 1px solid var(--border);
  border-radius: 10px;
}
.equity-stat-cell .label {
  font-size: 11px;
  color: var(--muted-foreground);
  margin-bottom: 2px;
  font-weight: 500;
}
.equity-stat-cell .value {
  font-size: 13px;
  font-weight: 600;
  color: var(--foreground);
  line-height: 1.25;
}
.chart-wrap.equity-main-wrap {
  height: 420px;
  margin-bottom: 4px;
}
.equity-dd-head {
  font-size: 12px;
  font-weight: 600;
  margin: 10px 0 6px;
  letter-spacing: 0.02em;
}
.chart-wrap.equity-dd-wrap {
  height: 160px;
}
@media (max-width: 768px) {
  .chart-wrap.equity-main-wrap { height: 300px; }
  .chart-wrap.equity-dd-wrap { height: 130px; }
  .equity-stats { grid-template-columns: repeat(auto-fill, minmax(96px, 1fr)); }
}
.log, .qk-log {
  background: var(--log-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 14px;
  font-family: ui-monospace, "JetBrains Mono", SFMono-Regular, Consolas, monospace;
  font-size: 12px;
  max-height: 360px;
  overflow-y: auto;
  white-space: pre-wrap;
  color: var(--foreground);
}
.tabbar, .qk-tabs {
  display: flex; gap: 4px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 16px;
}
.tabbar button, .qk-tabs button {
  background: transparent; color: var(--muted-foreground);
  border: none; border-bottom: 2px solid transparent;
  border-radius: 0; padding: 10px 14px; font-weight: 600;
}
.tabbar button:hover, .qk-tabs button:hover { color: var(--foreground); background: transparent; }
.tabbar button.active, .qk-tabs button.active {
  color: var(--foreground); border-bottom-color: var(--primary); background: transparent;
}
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* 骨架屏 */
.qk-skeleton {
  background: linear-gradient(90deg, var(--skeleton-base) 0%, var(--skeleton-base) 33%, var(--skeleton-hi) 50%, var(--skeleton-base) 67%, var(--skeleton-base) 100%);
  background-size: 300% 100%;
  animation: skeleton-shimmer 1.8s ease-in-out infinite;
  border-radius: 8px;
}
@keyframes skeleton-shimmer {
  0% { background-position: 100% 50%; }
  100% { background-position: -100% 50%; }
}

/* 登录页 */
.login-wrap {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  padding: 24px;
  background:
    radial-gradient(ellipse 80% 50% at 50% -20%, color-mix(in srgb, var(--primary) 18%, transparent), transparent),
    var(--background);
}
.login-card {
  width: 100%; max-width: 380px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: calc(var(--radius));
  padding: 32px 28px;
  box-shadow: var(--shadow-md);
}
.login-card .brand {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  font-size: 22px; font-weight: 750; color: var(--foreground); margin-bottom: 4px;
}
.login-card .brand-mark { width: 36px; height: 36px; font-size: 16px; border-radius: 10px; }
.login-card .login-sub {
  text-align: center; color: var(--muted-foreground); font-size: 13px; margin-bottom: 22px;
}
.login-card input { width: 100%; margin-bottom: 12px; padding: 10px 12px; }
.login-card button[type="submit"] { width: 100%; padding: 10px; margin-top: 4px; }
.login-theme {
  position: fixed; top: 16px; right: 16px;
}

/* K 线 */
.kline-toolbar {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; padding: 0 0 14px; flex-wrap: wrap;
}
.kline-toolbar-left, .kline-toolbar-right { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.kline-symbol { font-size: 18px; font-weight: 750; color: var(--foreground); }
.kline-intervals { display: flex; gap: 4px; flex-wrap: wrap; }
.kline-tf {
  background: var(--muted); border: 1px solid var(--border); color: var(--muted-foreground);
  padding: 6px 12px; border-radius: 8px; font-size: 12.5px; font-weight: 650;
  transition: all .12s;
}
.kline-tf:hover { color: var(--foreground); border-color: color-mix(in srgb, var(--border) 50%, var(--foreground)); }
.kline-tf.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.kline-tf.disabled { opacity: .4; cursor: not-allowed; }
.kline-hist-info {
  font-size: 11px;
  max-width: min(280px, 40vw);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--text-muted, #888);
}
.kline-loading { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; color: var(--warning); }
.kline-loading-dot {
  display: inline-block; width: 6px; height: 6px; border-radius: 50%;
  background: var(--warning); animation: kline-pulse 1s infinite;
}
@keyframes kline-pulse { 0%,100%{ opacity:.4 } 50%{ opacity:1 } }
.kline-last-price {
  font-family: ui-monospace, "JetBrains Mono", SFMono-Regular, Consolas, monospace;
  font-size: 22px; font-weight: 750; font-variant-numeric: tabular-nums;
}
.kline-last-change {
  font-family: ui-monospace, "JetBrains Mono", SFMono-Regular, Consolas, monospace;
  font-size: 14px; font-weight: 700;
}
.kline-chart-wrap {
  position: relative; width: 100%;
  height: calc(100vh - 260px); min-height: 400px;
  border: 1px solid var(--border); border-radius: 12px; overflow: hidden;
  background: var(--card);
}
.kline-chart { width: 100%; height: 100%; }
.kline-ohlc-bar {
  display: flex; gap: 18px; padding: 12px 4px 0;
  font-size: 13px;
  font-family: ui-monospace, "JetBrains Mono", SFMono-Regular, Consolas, monospace;
  font-variant-numeric: tabular-nums;
}
.ohlc-item { display: inline-flex; gap: 6px; align-items: baseline; }
.ohlc-label { color: var(--muted-foreground); font-weight: 650; font-size: 11px; text-transform: uppercase; }
#ohlc-open, #ohlc-high, #ohlc-low, #ohlc-close, #ohlc-volume { color: var(--muted-foreground); }
.kline-no-data {
  position: absolute; inset: 0; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 8px; color: var(--muted-foreground);
}

/* 策略卡选中态 */
.strategy-card {
  border: 1px solid var(--border) !important;
  border-radius: 12px !important;
  background: var(--card);
}
.strategy-card:hover { border-color: color-mix(in srgb, var(--primary) 40%, var(--border)) !important; }
.strategy-card.selected {
  border-color: var(--primary) !important;
  background: var(--primary-soft) !important;
}

/* 响应式 */
@media (max-width: 1200px) {
  .top-chip.lg { display: none; }
  .grid-5 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .qk-stat-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .qk-stat-row > .metric, .qk-stat-row > .qk-stat {
    border-bottom: 1px solid var(--border);
  }
}
@media (max-width: 1100px) {
  .grid-5, .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .top-chip.md { display: none; }
}
@media (max-width: 860px) {
  .sidebar {
    position: fixed; left: 0; top: var(--app-header-height); bottom: 0;
    z-index: 50; transform: translateX(-100%);
    box-shadow: var(--shadow-md);
    transition: transform .2s ease;
  }
  .app-shell.sidebar-open .sidebar { transform: translateX(0); }
  .app-shell.sidebar-collapsed .sidebar { width: var(--sidebar-width); flex-basis: var(--sidebar-width); }
  .app-shell.sidebar-collapsed .nav-label,
  .app-shell.sidebar-collapsed .nav-group-title,
  .app-shell.sidebar-collapsed .side-status-text { display: initial; }
  .sidebar-backdrop {
    display: none; position: fixed; inset: 0; top: var(--app-header-height);
    background: rgb(0 0 0 / 0.4); z-index: 45;
  }
  .app-shell.sidebar-open .sidebar-backdrop { display: block; }
  .page-title { display: none; }
  .header-metrics { display: none; }
  .grid-5, .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .qk-stat-row { grid-template-columns: 1fr; }
  .container { padding: 14px; }
  .mode-badge { max-width: 120px; }
}