/* ══════════════════════════════════════════════════════════
   OKX Trading Bot - Main Stylesheet
   Design: Dark theme, professional trading UI
   ══════════════════════════════════════════════════════════ */

/* ── CSS 变量 ─────────────────────────────────────────── */
:root {
  --bg-primary:    #0f1117;
  --bg-secondary:  #161b22;
  --bg-card:       #1c2230;
  --bg-hover:      #232d3f;
  --border:        #2a3548;
  --border-light:  #1e2a3a;

  --text-primary:  #e6edf3;
  --text-secondary:#8b949e;
  --text-muted:    #6e7681;

  --accent:        #0ecb81;
  --accent-dim:    rgba(14,203,129,0.15);
  --danger:        #f6465d;
  --danger-dim:    rgba(246,70,93,0.15);
  --warning:       #f59e0b;
  --warning-dim:   rgba(245,158,11,0.15);
  --info:          #3b82f6;
  --info-dim:      rgba(59,130,246,0.15);

  --sidebar-w:     220px;
  --topbar-h:      56px;
  --radius:        8px;
  --radius-sm:     5px;
  --shadow:        0 2px 12px rgba(0,0,0,0.4);
}

/* ── Reset ────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  height: 100%;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  font-size: 14px;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.5;
  overflow: hidden;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; font-family: inherit; }
input, select, textarea { font-family: inherit; }
svg { fill: currentColor; }

/* ══════════════════════════════════════════════════════════
   登录页
   ══════════════════════════════════════════════════════════ */
.page { height: 100vh; }

.login-bg {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(ellipse at 50% 30%, #0d2137 0%, var(--bg-primary) 70%);
}

.login-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 40px 36px;
  width: 360px;
  box-shadow: var(--shadow);
}

.login-logo {
  text-align: center;
  margin-bottom: 28px;
}
.login-logo h1 {
  font-size: 1.4rem;
  font-weight: 600;
  margin-top: 10px;
  color: var(--text-primary);
}
.login-logo p {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.login-error {
  background: var(--danger-dim);
  border: 1px solid var(--danger);
  color: var(--danger);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  font-size: 0.85rem;
  margin-bottom: 12px;
}

/* ══════════════════════════════════════════════════════════
   应用布局
   ══════════════════════════════════════════════════════════ */
#app {
  display: flex;
  height: 100vh;
  overflow: hidden;
}

/* ── 侧边栏 ──────────────────────────────────────────── */
#sidebar {
  width: var(--sidebar-w);
  min-width: var(--sidebar-w);
  background: var(--bg-secondary);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  transition: width 0.2s, min-width 0.2s;
  overflow: hidden;
  z-index: 100;
}

#sidebar.collapsed {
  width: 0;
  min-width: 0;
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px 18px;
  border-bottom: 1px solid var(--border);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
}

.nav-menu {
  flex: 1;
  padding: 8px 0;
  overflow-y: auto;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 18px;
  color: var(--text-secondary);
  border-radius: 0;
  transition: background 0.15s, color 0.15s;
  white-space: nowrap;
}
.nav-item:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}
.nav-item.active {
  background: var(--accent-dim);
  color: var(--accent);
  border-right: 3px solid var(--accent);
}

.nav-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.sidebar-footer {
  padding: 14px 18px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mode-badge {
  font-size: 0.72rem;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 4px;
  text-align: center;
  background: var(--accent-dim);
  color: var(--accent);
  border: 1px solid var(--accent);
  white-space: nowrap;
}
.mode-badge.live-mode {
  background: var(--danger-dim);
  color: var(--danger);
  border-color: var(--danger);
}

.btn-logout {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  border-radius: var(--radius-sm);
  padding: 6px 10px;
  font-size: 0.78rem;
  transition: all 0.15s;
  white-space: nowrap;
}
.btn-logout:hover {
  border-color: var(--danger);
  color: var(--danger);
}

/* ── 主内容区 ─────────────────────────────────────────── */
#main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-width: 0;
}

/* ── 顶部栏 ──────────────────────────────────────────── */
#topbar {
  height: var(--topbar-h);
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  flex-shrink: 0;
  gap: 12px;
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
}

#sidebar-toggle {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 1.1rem;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  transition: background 0.15s;
}
#sidebar-toggle:hover { background: var(--bg-hover); }

.topbar-right {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.8rem;
  color: var(--text-secondary);
  flex-shrink: 0;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-muted);
  flex-shrink: 0;
}
.status-dot.running { background: var(--accent); box-shadow: 0 0 6px var(--accent); }
.status-dot.paused  { background: var(--warning); }
.status-dot.stopped { background: var(--text-muted); }

.topbar-version {
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 2px 6px;
  font-size: 0.72rem;
  color: var(--text-muted);
}

.topbar-user {
  color: var(--accent);
  font-weight: 500;
}

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

/* ── 页面容器 ─────────────────────────────────────────── */
#page-container {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
  background: var(--bg-primary);
}

/* .page-section visibility is controlled by JS inline style only */
.page-section { padding: 0; }

/* ══════════════════════════════════════════════════════════
   通用组件
   ══════════════════════════════════════════════════════════ */

/* ── 卡片 ────────────────────────────────────────────── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 16px;
  box-shadow: var(--shadow);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
}
.card-header h3 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
}

.card-body {
  padding: 16px 18px;
}

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

/* ── 按钮 ────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 7px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  font-size: 0.85rem;
  font-weight: 500;
  transition: all 0.15s;
  white-space: nowrap;
}
.btn:disabled { opacity: 0.45; cursor: not-allowed; }

.btn-primary   { background: var(--accent);  color: #000; border-color: var(--accent); }
.btn-primary:hover:not(:disabled) { background: #0db872; }

.btn-success   { background: var(--accent-dim); color: var(--accent); border-color: var(--accent); }
.btn-success:hover:not(:disabled) { background: rgba(14,203,129,0.25); }

.btn-danger    { background: var(--danger-dim); color: var(--danger); border-color: var(--danger); }
.btn-danger:hover:not(:disabled) { background: rgba(246,70,93,0.25); }

.btn-danger-outline { background: transparent; color: var(--danger); border-color: var(--danger); }
.btn-danger-outline:hover:not(:disabled) { background: var(--danger-dim); }

.btn-warning   { background: var(--warning-dim); color: var(--warning); border-color: var(--warning); }
.btn-warning:hover:not(:disabled) { background: rgba(245,158,11,0.25); }

.btn-secondary { background: var(--bg-hover); color: var(--text-secondary); border-color: var(--border); }
.btn-secondary:hover:not(:disabled) { color: var(--text-primary); border-color: var(--text-muted); }

.btn-ghost { background: transparent; color: var(--text-secondary); border-color: var(--border); }
.btn-ghost:hover:not(:disabled) { background: var(--bg-hover); color: var(--text-primary); }

.btn-sm { padding: 4px 10px; font-size: 0.78rem; }
.btn-full { width: 100%; }

/* ── 表单 ────────────────────────────────────────────── */
.form-group {
  margin-bottom: 14px;
}
.form-group label {
  display: block;
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-bottom: 5px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  padding: 8px 10px;
  font-size: 0.88rem;
  transition: border-color 0.15s;
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent);
}
.form-group input::placeholder { color: var(--text-muted); }

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.select-sm {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  padding: 4px 8px;
  font-size: 0.82rem;
  outline: none;
}
.select-full {
  width: 100%;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  padding: 8px 10px;
  font-size: 0.88rem;
  outline: none;
}

/* ── 表格 ────────────────────────────────────────────── */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.83rem;
}
.data-table th {
  text-align: left;
  padding: 8px 10px;
  color: var(--text-muted);
  font-weight: 500;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.data-table td {
  padding: 9px 10px;
  border-bottom: 1px solid var(--border-light);
  color: var(--text-secondary);
  vertical-align: middle;
}
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td { background: var(--bg-hover); }

/* ── 统计卡片 ─────────────────────────────────────────── */
.stat-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 16px;
}
.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
  box-shadow: var(--shadow);
}
.stat-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 6px;
}
.stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}
.stat-sub {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 3px;
}

/* ── 引擎控制 ─────────────────────────────────────────── */
.engine-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.engine-status-badge {
  font-size: 0.78rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 20px;
  background: var(--bg-hover);
  color: var(--text-muted);
  border: 1px solid var(--border);
}
.engine-status-badge.running {
  background: var(--accent-dim);
  color: var(--accent);
  border-color: var(--accent);
}
.engine-status-badge.paused {
  background: var(--warning-dim);
  color: var(--warning);
  border-color: var(--warning);
}

/* ── 市场信号网格 ─────────────────────────────────────── */
.market-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px;
}

/* ── 骨架屏 ──────────────────────────────────────────── */
.skeleton-wrapper { padding: 4px 0; }

.skeleton-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 12px;
}
.skeleton-row:last-child {
  grid-template-columns: 1fr 1fr;
}

.skeleton-card,
.skeleton-block {
  background: linear-gradient(90deg, var(--bg-card) 25%, var(--bg-hover) 50%, var(--bg-card) 75%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.5s infinite;
  border-radius: var(--radius);
  height: 90px;
}
.skeleton-block.tall { height: 200px; }

@keyframes skeleton-shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ── 空状态 ──────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 32px;
  color: var(--text-muted);
  font-size: 0.88rem;
}

/* ── 分页 ────────────────────────────────────────────── */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 6px;
  padding-top: 14px;
  flex-wrap: wrap;
}

/* ── 日志框 ──────────────────────────────────────────── */
.log-box {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px;
  font-family: "Consolas", "Monaco", monospace;
  font-size: 0.78rem;
  color: var(--text-secondary);
  max-height: 500px;
  overflow-y: auto;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-all;
}

/* ── 警告横幅 ─────────────────────────────────────────── */
.warning-banner {
  background: var(--warning-dim);
  border: 1px solid var(--warning);
  color: var(--warning);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: 0.85rem;
  margin-bottom: 12px;
}

/* ── Toast 通知 ──────────────────────────────────────── */
#toast-container {
  position: fixed;
  top: 16px;
  right: 16px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-primary);
  box-shadow: var(--shadow);
  animation: toast-in 0.2s ease;
  pointer-events: auto;
  min-width: 200px;
  max-width: 360px;
}
.toast-success { border-color: var(--accent); color: var(--accent); }
.toast-error   { border-color: var(--danger); color: var(--danger); }
.toast-warning { border-color: var(--warning); color: var(--warning); }
.toast-info    { border-color: var(--info); color: var(--info); }
.toast.fade-out { animation: toast-out 0.3s ease forwards; }

@keyframes toast-in  { from { opacity:0; transform:translateX(20px); } to { opacity:1; transform:none; } }
@keyframes toast-out { from { opacity:1; } to { opacity:0; transform:translateX(20px); } }

/* ── 模态框 ──────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  backdrop-filter: blur(2px);
}

.modal-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 32px;
  width: 480px;
  max-width: 95vw;
  box-shadow: 0 8px 32px rgba(0,0,0,0.6);
}
.modal-box h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--text-primary);
}
.modal-box p {
  color: var(--text-secondary);
  font-size: 0.88rem;
  margin-bottom: 16px;
  line-height: 1.6;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 20px;
}

/* ── 交易方向标签 ─────────────────────────────────────── */
.long-dir  { color: var(--accent); font-weight: 600; }
.short-dir { color: var(--danger); font-weight: 600; }
.win       { color: var(--accent); }
.loss      { color: var(--danger); }

/* ── 经验库页面 ──────────────────────────────────────── */
.exp-overview {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 16px;
  align-items: center;
  margin-bottom: 16px;
}

.exp-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
}
.exp-card h4 {
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--text-primary);
}
.exp-card.demo { border-top: 3px solid var(--accent); }
.exp-card.live { border-top: 3px solid var(--danger); }

.exp-stats {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

.exp-merge-arrow {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}
.arrow-svg { width: 80px; height: 40px; }
.exp-merged-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-align: center;
}

.merge-weights {
  font-size: 0.72rem;
  color: var(--text-muted);
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 3px 8px;
  cursor: pointer;
}
.merge-weights:hover { color: var(--text-primary); }

.exp-actions {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
}
.exp-action-group h4 {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 8px;
  font-weight: 500;
}
.exp-action-group .action-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 5px;
  line-height: 1.5;
}

/* ── 设置页面 ─────────────────────────────────────────── */
.api-key-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0;
}

.tab-btn {
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-muted);
  padding: 8px 16px;
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
  margin-bottom: -1px;
}
.tab-btn:hover { color: var(--text-primary); }
.tab-btn.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

/* api-tab-content visibility controlled by JS inline style */
.api-tab-content { }
.api-tab-content.active { }

/* 模式切换 */
.mode-switch-row {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 12px;
  align-items: center;
  margin-bottom: 16px;
}
.mode-option {
  background: var(--bg-primary);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  cursor: pointer;
  transition: all 0.15s;
  text-align: center;
}
.mode-option:hover { border-color: var(--text-muted); }
.mode-option.active.demo { border-color: var(--accent); background: var(--accent-dim); }
.mode-option.active.live { border-color: var(--danger); background: var(--danger-dim); }

.mode-icon { font-size: 1.5rem; margin-bottom: 6px; }
.mode-label { font-size: 0.9rem; font-weight: 600; color: var(--text-primary); }
.mode-desc  { font-size: 0.75rem; color: var(--text-muted); margin-top: 3px; }
.mode-divider {
  text-align: center;
  color: var(--text-muted);
  font-size: 1.2rem;
  padding: 0 8px;
  align-self: center;
}
.mode-switch-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 12px;
}

/* 权重配置 */
.weight-config { margin-top: 12px; }
.weight-slider-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}
.weight-slider-row label {
  width: 80px;
  font-size: 0.82rem;
  color: var(--text-secondary);
  flex-shrink: 0;
}
.weight-slider-row input[type=range] {
  flex: 1;
  accent-color: var(--accent);
  background: transparent;
  border: none;
  padding: 0;
}
.weight-display {
  width: 36px;
  text-align: right;
  font-size: 0.82rem;
  color: var(--text-primary);
  flex-shrink: 0;
}

/* 交易汇总 */
.trades-summary {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.82rem;
  color: var(--text-secondary);
}

/* ── 当前模式文字 ─────────────────────────────────────── */
.current-mode-text {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 12px;
}

/* ══════════════════════════════════════════════════════════
   响应式
   ══════════════════════════════════════════════════════════ */
@media (max-width: 900px) {
  .stat-cards { grid-template-columns: repeat(2, 1fr); }
  .exp-overview { grid-template-columns: 1fr; }
  .exp-merge-arrow { flex-direction: row; }
}

@media (max-width: 640px) {
  :root { --sidebar-w: 0px; }
  #sidebar { position: fixed; left: 0; top: 0; bottom: 0; width: 220px; transform: translateX(-100%); transition: transform 0.2s; }
  #sidebar.mobile-open { transform: translateX(0); }
  .stat-cards { grid-template-columns: 1fr 1fr; }
  .form-grid  { grid-template-columns: 1fr; }
  .modal-box  { padding: 20px; }
  #page-container { padding: 12px; }
}

/* ══════════════════════════════════════════════════════════
   滚动条
   ══════════════════════════════════════════════════════════ */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ══════════════════════════════════════════════════════════
   市场信号卡片
   ══════════════════════════════════════════════════════════ */
.market-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
  transition: border-color 0.15s;
}
.market-card:hover { border-color: var(--text-muted); }

.market-card.signal-long  { border-left: 3px solid var(--accent); }
.market-card.signal-short { border-left: 3px solid var(--danger); }
.market-card.signal-none  { border-left: 3px solid var(--border); }

.market-pair {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
}

.market-price {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 4px;
}

.market-signal {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 4px;
  background: var(--bg-hover);
  color: var(--text-muted);
}
.market-signal.long  { background: var(--accent-dim); color: var(--accent); }
.market-signal.short { background: var(--danger-dim); color: var(--danger); }

/* ══ 扫描分析页面样式 ══ */
.gate-bars { display: flex; flex-direction: column; gap: 10px; }
.gate-bar-item { display: grid; grid-template-columns: 160px 1fr 50px; align-items: center; gap: 10px; }
.gate-bar-item.opened .gate-label { color: var(--accent); }
.gate-label { font-size: 0.85rem; color: var(--text-secondary); white-space: nowrap; }
.gate-bar-wrap { background: var(--bg-hover); border-radius: 4px; height: 12px; overflow: hidden; }
.gate-bar { height: 100%; background: var(--danger); border-radius: 4px; transition: width 0.6s ease; }
.gate-bar.green { background: var(--accent); }
.gate-count { font-size: 0.85rem; font-weight: 600; color: var(--text-primary); text-align: right; }

/* ══ v1.4.3 优化 ══ */
/* 页面切换淡入动画 */
@keyframes page-fade-in {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}
.page-section {
  animation: page-fade-in 0.18s ease;
}

/* 首屏加载旋转动画 */
@keyframes spin {
  to { transform: rotate(360deg); }
}

/* 手机端优化 */
@media (max-width: 640px) {
  #positions-table-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
  #positions-table-wrap .data-table {
    min-width: 580px;
  }
  .login-card {
    width: calc(100vw - 32px);
    padding: 28px 20px;
  }
  .engine-controls {
    flex-wrap: wrap;
    gap: 8px;
  }
  .engine-controls .btn {
    flex: 1 1 calc(50% - 4px);
    min-width: 120px;
  }
  .market-grid {
    grid-template-columns: 1fr !important;
  }
  .topbar-version { display: none; }
  .topbar-time { display: none; }
  .topbar-user {
    max-width: 60px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
}

/* 网络断线提示条 */
#network-status-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 9999;
  background: var(--warning);
  color: #000;
  text-align: center;
  padding: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  display: none;
}


/* ══════════════════════════════════════════
   自选交易对页面样式（v1.5.0）
══════════════════════════════════════════ */
.pairs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 12px;
  padding: 4px 0;
}
.pair-card {
  position: relative;
  border-radius: 10px;
  padding: 14px 12px 10px;
  text-align: center;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s;
  border: 1.5px solid transparent;
}
.pair-card:hover { transform: translateY(-2px); box-shadow: 0 4px 16px rgba(0,0,0,0.3); }
.pair-card.active { background: linear-gradient(135deg, #0d2137, #0a3a2a); border-color: #00C087; }
.pair-card.inactive { background: #131b2e; border-color: #2a3a50; }
.pair-card.inactive:hover { border-color: #F0B90B; }
.pair-name { font-size: 1.1rem; font-weight: 700; color: var(--text-primary); margin-bottom: 4px; }
.pair-stat { font-size: 0.75rem; color: var(--text-muted); margin-bottom: 4px; }
.pair-add-hint { font-size: 0.72rem; color: #F0B90B; margin-top: 4px; }
.pair-remove-btn {
  position: absolute; top: 6px; right: 6px;
  background: rgba(255,59,59,0.15); border: none; color: #ff6b6b;
  border-radius: 50%; width: 20px; height: 20px; font-size: 0.7rem;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  line-height: 1; padding: 0; transition: background 0.15s;
}
.pair-remove-btn:hover { background: rgba(255,59,59,0.4); }
.badge-active {
  display: inline-block; padding: 2px 8px; border-radius: 10px;
  background: rgba(0,192,135,0.15); color: #00C087;
  font-size: 0.75rem; border: 1px solid rgba(0,192,135,0.3);
}
.badge-inactive {
  display: inline-block; padding: 2px 8px; border-radius: 10px;
  background: rgba(255,255,255,0.05); color: var(--text-muted);
  font-size: 0.75rem; border: 1px solid rgba(255,255,255,0.1);
}
.text-success { color: #00C087; }
.text-danger  { color: #FF4D4F; }


/* v1.5.1 - 自选交易对搜索结果和热门推荐样式 */
.search-result-found {
  padding: 12px 16px;
  background: rgba(0, 200, 83, 0.08);
  border: 1px solid rgba(0, 200, 83, 0.25);
  border-radius: 8px;
}
.search-result-error {
  padding: 10px 14px;
  background: rgba(255, 68, 68, 0.08);
  border: 1px solid rgba(255, 68, 68, 0.25);
  border-radius: 8px;
  color: #ff4444;
  font-size: 0.9rem;
}
.pair-card .text-success { color: #00c853; }
.pair-card .text-danger  { color: #ff4444; }
.badge-active {
  display: inline-block;
  padding: 3px 10px;
  background: rgba(14,203,129,0.15);
  color: #0ecb81;
  border: 1px solid #0ecb81;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 600;
}
.form-input {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-primary);
  padding: 8px 12px;
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.2s;
}
.form-input:focus { border-color: var(--accent); }