/* ══════════════════════════════════════════════════════════════
   AlphaPulse — 侧边栏布局系统 v3.0
   ══════════════════════════════════════════════════════════════ */

:root {
  --sidebar-w: 220px;
  --topbar-h: 52px;
  --sidebar-bg: rgba(8,12,22,.97);
  --sidebar-border: rgba(255,255,255,.06);
}

/* ── 侧边栏容器 ── */
.sidebar {
  position: fixed;
  top: 0; left: 0;
  width: var(--sidebar-w);
  height: 100vh;
  background: var(--sidebar-bg);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  backdrop-filter: blur(20px) saturate(180%);
  border-right: 1px solid var(--sidebar-border);
  display: flex;
  flex-direction: column;
  z-index: 200;
  overflow: hidden;
  transition: transform .3s cubic-bezier(.4,0,.2,1);
}

/* ── Logo 区 ── */
.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px 14px 12px;
  border-bottom: 1px solid var(--sidebar-border);
  flex-shrink: 0;
}
.sidebar-logo-icon {
  width: 32px; height: 32px;
  border-radius: 9px;
  background: linear-gradient(135deg, #0ea5e9, #6366f1);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 14px rgba(14,165,233,.35);
  flex-shrink: 0;
}
.sidebar-brand {
  font-size: .9rem;
  font-weight: 800;
  background: linear-gradient(135deg, #38bdf8, #818cf8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -.02em;
  line-height: 1.2;
}
.sidebar-tagline {
  font-size: .58rem;
  color: #475569;
  letter-spacing: .05em;
  text-transform: uppercase;
}

/* ── 导航区 ── */
.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 8px 8px 4px;
  scrollbar-width: none;
}
.sidebar-nav::-webkit-scrollbar { display: none; }

/* ── 分组标签 ── */
.nav-group-label {
  font-size: .58rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: #2d3748;
  padding: 10px 10px 3px;
  -webkit-user-select: none;
  user-select: none;
}

/* ── nav-tab 侧边栏版 ── */
.sidebar .nav-tab {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  font-size: .8rem;
  font-weight: 500;
  color: #64748b;
  border-radius: 7px;
  border-bottom: none;
  text-decoration: none;
  transition: all .15s ease;
  white-space: nowrap;
  width: 100%;
  position: relative;
  margin-bottom: 1px;
}
.sidebar .nav-tab::before { display: none !important; }
.sidebar .nav-tab::after { display: none !important; }
.sidebar .nav-tab:hover {
  color: #cbd5e1;
  background: rgba(255,255,255,.05);
}
.sidebar .nav-tab.active {
  color: #38bdf8;
  background: linear-gradient(135deg, rgba(14,165,233,.12), rgba(99,102,241,.07));
  border: 1px solid rgba(14,165,233,.2);
}
.sidebar .nav-tab svg {
  flex-shrink: 0;
  opacity: .5;
  transition: opacity .15s;
  width: 14px; height: 14px;
}
.sidebar .nav-tab:hover svg { opacity: .75; }
.sidebar .nav-tab.active svg { opacity: 1; }

/* 左侧活跃指示条 */
.sidebar .nav-tab.active .nav-active-bar {
  display: block;
  position: absolute;
  left: -8px; top: 50%;
  transform: translateY(-50%);
  width: 3px; height: 16px;
  border-radius: 0 2px 2px 0;
  background: #38bdf8;
  box-shadow: 0 0 8px rgba(56,189,248,.7);
}
.nav-active-bar { display: none; }

/* 信号组 — 绿 */
.sidebar .nav-tab[data-page="strategy-altcoin"].active,
.sidebar .nav-tab[data-page="strategy-btc"].active,
.sidebar .nav-tab[data-page="social"].active {
  color: #4ade80;
  background: linear-gradient(135deg, rgba(74,222,128,.1), rgba(34,197,94,.06));
  border-color: rgba(74,222,128,.2);
}
.sidebar .nav-tab[data-page="strategy-altcoin"].active .nav-active-bar,
.sidebar .nav-tab[data-page="strategy-btc"].active .nav-active-bar,
.sidebar .nav-tab[data-page="social"].active .nav-active-bar {
  background: #4ade80;
  box-shadow: 0 0 8px rgba(74,222,128,.6);
}

/* 交易组 — 橙 */
.sidebar .nav-tab[data-page="paper"].active,
.sidebar .nav-tab[data-page="live-trading"].active,
.sidebar .nav-tab[data-page="auto-trade"].active {
  color: #fb923c;
  background: linear-gradient(135deg, rgba(251,146,60,.1), rgba(249,115,22,.06));
  border-color: rgba(251,146,60,.2);
}
.sidebar .nav-tab[data-page="paper"].active .nav-active-bar,
.sidebar .nav-tab[data-page="live-trading"].active .nav-active-bar,
.sidebar .nav-tab[data-page="auto-trade"].active .nav-active-bar {
  background: #fb923c;
  box-shadow: 0 0 8px rgba(251,146,60,.6);
}

/* 分析组 — 紫 */
.sidebar .nav-tab[data-page="learning"].active,
.sidebar .nav-tab[data-page="prediction"].active,
.sidebar .nav-tab[data-page="ml"].active,
.sidebar .nav-tab[data-page="backtest"].active,
.sidebar .nav-tab[data-page="arbitration"].active {
  color: #a78bfa;
  background: linear-gradient(135deg, rgba(167,139,250,.12), rgba(139,92,246,.07));
  border-color: rgba(167,139,250,.2);
}
.sidebar .nav-tab[data-page="learning"].active .nav-active-bar,
.sidebar .nav-tab[data-page="prediction"].active .nav-active-bar,
.sidebar .nav-tab[data-page="ml"].active .nav-active-bar,
.sidebar .nav-tab[data-page="backtest"].active .nav-active-bar,
.sidebar .nav-tab[data-page="arbitration"].active .nav-active-bar {
  background: #a78bfa;
  box-shadow: 0 0 8px rgba(167,139,250,.6);
}

/* ── 侧边栏底部 ── */
.sidebar-footer {
  padding: 8px 8px 10px;
  border-top: 1px solid var(--sidebar-border);
  flex-shrink: 0;
}
.sidebar-status-row {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 4px 6px;
  flex-wrap: wrap;
}

/* ── 内容包装区 ── */
.content-wrap {
  margin-left: var(--sidebar-w);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ── 顶部状态栏 ── */
.topbar {
  height: var(--topbar-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  background: rgba(6,10,20,.75);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--sidebar-border);
  position: sticky;
  top: 0;
  z-index: 100;
  flex-shrink: 0;
}
.topbar-left {
  display: flex;
  align-items: center;
  gap: 12px;
}
.topbar-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ── 主内容 ── */
.main-content {
  flex: 1;
  padding: 22px 24px;
  max-width: 1400px;
  width: 100%;
}

/* Toast 适配 */
.toast-container {
  top: calc(var(--topbar-h) + 10px) !important;
  right: 20px !important;
}

/* ── 折叠按钮（移动端） ── */
.sidebar-toggle {
  display: none;
  position: fixed;
  top: 9px; left: 9px;
  z-index: 300;
  width: 36px; height: 36px;
  border-radius: 9px;
  background: rgba(15,23,42,.9);
  border: 1px solid rgba(255,255,255,.1);
  color: #94a3b8;
  font-size: 1.1rem;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  transition: all .2s;
}
.sidebar-toggle:hover { background: rgba(14,165,233,.15); color: #38bdf8; }

/* ── 移动端遮罩 ── */
.sidebar-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.55);
  z-index: 150;
  -webkit-backdrop-filter: blur(2px);
  backdrop-filter: blur(2px);
}
.sidebar-backdrop.show { display: block; }

/* ── Light mode ── */
body.light-mode .sidebar {
  background: rgba(248,250,252,.96);
  border-right-color: rgba(0,0,0,.08);
}
body.light-mode .sidebar .nav-tab { color: #64748b; }
body.light-mode .sidebar .nav-tab:hover { background: rgba(0,0,0,.04); color: #1e293b; }
body.light-mode .sidebar .nav-tab.active { background: rgba(14,165,233,.08); border-color: rgba(14,165,233,.25); }
body.light-mode .nav-group-label { color: #94a3b8; }
body.light-mode .topbar { background: rgba(248,250,252,.9); border-bottom-color: rgba(0,0,0,.08); }
body.light-mode .sidebar-footer { border-top-color: rgba(0,0,0,.08); }

/* ── 响应式 ── */
@media (max-width: 900px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); }
  .sidebar-toggle { display: flex; }
  .content-wrap { margin-left: 0; }
  .main-content { padding: 14px; }
  .topbar { padding: 0 14px 0 52px; }
}
@media (max-width: 480px) {
  .main-content { padding: 10px; }
  .topbar { padding: 0 10px 0 50px; }
}

/* ── 链上数据页 chain tab + briefing hour 按钮 ── */
.oc-chain-tab, .oc-briefing-hour {
  padding: 6px 14px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  background: rgba(255,255,255,.03);
  color: #94a3b8;
  border: 1px solid rgba(255,255,255,.06);
  cursor: pointer;
  transition: all 0.15s;
}
.oc-briefing-hour { padding: 4px 10px; font-size: 11px; }
.oc-chain-tab:hover, .oc-briefing-hour:hover {
  background: rgba(255,255,255,.06);
  color: #cbd5e1;
}
.oc-chain-tab.oc-tab-active, .oc-briefing-hour.oc-tab-active {
  background: rgba(56,189,248,.15);
  color: #38bdf8;
  border-color: rgba(56,189,248,.4);
}

/* ── CME 缺口策略 反弹策略按钮 ── */
.cme-rebound-btn {
  padding: 4px 8px;
  border-radius: 5px;
  font-size: 10px;
  font-weight: 600;
  background: rgba(255,255,255,.03);
  color: #94a3b8;
  border: 1px solid rgba(255,255,255,.06);
  cursor: pointer;
  transition: all 0.15s;
}
.cme-rebound-btn:hover {
  background: rgba(255,255,255,.06);
  color: #cbd5e1;
}
.cme-rebound-btn.cme-rebound-active {
  background: rgba(56,189,248,.15);
  color: #38bdf8;
  border-color: rgba(56,189,248,.4);
}
.cme-exit-node {
  border-radius: 6px;
  padding: 6px 8px;
  font-size: 10px;
  text-align: center;
  border: 1px solid rgba(255,255,255,.06);
  background: rgba(255,255,255,.02);
}
.cme-exit-node.done {
  background: rgba(34,197,94,.12);
  color: #4ade80;
  border-color: rgba(34,197,94,.4);
}
.cme-exit-node.pending {
  color: #64748b;
}

/* ════════════════════════════════════════════════
   移动端响应式（≤ 640px）
   ════════════════════════════════════════════════ */
@media (max-width: 640px) {
  /* 卡片 padding 缩小 */
  .card { padding: 0.75rem !important; }
  .card-header { padding-bottom: 0.5rem !important; }
  .card-title { font-size: 0.95rem !important; }

  /* 数据表格字号缩小 */
  table { font-size: 11px !important; }
  th, td { padding-left: 0.4rem !important; padding-right: 0.4rem !important; }
  th { font-size: 9px !important; }

  /* 大数字 stat-card 缩小 */
  .stat-value { font-size: 1.1rem !important; }
  .stat-label { font-size: 0.65rem !important; }

  /* 标题瘦身 */
  h2.text-2xl { font-size: 1.25rem !important; }
  h2.card-title { font-size: 0.95rem !important; }

  /* 按钮 / 输入框紧凑 */
  button { font-size: 0.75rem !important; padding: 0.35rem 0.65rem !important; }
  input, select { font-size: 0.75rem !important; padding: 0.3rem 0.5rem !important; }

  /* 顶部栏紧凑 */
  .topbar { padding: 0.5rem 0.75rem !important; }

  /* 网格自动单列 */
  .grid.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)) !important; }
  .grid.lg\:grid-cols-3, .grid.lg\:grid-cols-4, .grid.lg\:grid-cols-6 { grid-template-columns: repeat(2, minmax(0, 1fr)) !important; }
  .grid.sm\:grid-cols-3, .grid.sm\:grid-cols-4, .grid.sm\:grid-cols-6 { grid-template-columns: repeat(2, minmax(0, 1fr)) !important; }
  .grid.xl\:grid-cols-3 { grid-template-columns: 1fr !important; }
  .lg\:col-span-2 { grid-column: span 1 / span 1 !important; }
  .xl\:col-span-2 { grid-column: span 1 / span 1 !important; }

  /* Chart 高度限制 */
  canvas { max-height: 280px !important; }

  /* 隐藏低价值列（保留核心列） */
  .hide-on-mobile { display: none !important; }

  /* CME 反弹策略按钮换行 */
  .cme-rebound-btn { padding: 4px 6px !important; font-size: 9px !important; }

  /* 模态框全屏铺开 */
  #interpret-modal > div { max-width: 95vw !important; padding: 1rem !important; }

  /* 间距调整 */
  .space-y-6 > * + * { margin-top: 0.75rem !important; }
  .space-y-4 > * + * { margin-top: 0.5rem !important; }
  .gap-6 { gap: 0.5rem !important; }
  .gap-4 { gap: 0.5rem !important; }
}

/* ≤ 480px 极小屏 */
@media (max-width: 480px) {
  /* 网格全部单列 */
  .grid.grid-cols-2 { grid-template-columns: 1fr !important; }
  .grid.lg\:grid-cols-3, .grid.lg\:grid-cols-4, .grid.lg\:grid-cols-6,
  .grid.sm\:grid-cols-3, .grid.sm\:grid-cols-4, .grid.sm\:grid-cols-6 { grid-template-columns: 1fr !important; }

  /* 表格 overflow 横向滚动 */
  .overflow-x-auto { -webkit-overflow-scrolling: touch; }

  /* Chart 高度更小 */
  canvas { max-height: 220px !important; }

  /* 隐藏二级信息 */
  .text-\[10px\], .text-\[11px\] { font-size: 9px !important; }
}