* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif; background: #f0f2f5; color: #333; }
.navbar { background: #1a1a2e; color: #fff; padding: 12px 24px; display: flex; justify-content: space-between; align-items: center; }
.nav-title { font-size: 18px; font-weight: bold; }
.nav-links a { color: #aaa; text-decoration: none; margin-left: 20px; }
.nav-links a:hover { color: #fff; }
.container { max-width: 1200px; margin: 20px auto; padding: 0 20px; }
.card { background: #fff; border-radius: 8px; padding: 20px; margin-bottom: 20px; box-shadow: 0 2px 8px rgba(0,0,0,0.1); }
.card h3 { margin-bottom: 16px; color: #1a1a2e; border-bottom: 2px solid #e8e8e8; padding-bottom: 8px; }
.card h4 { margin: 12px 0 8px; color: #555; }
.status-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 12px; }
.status-item { display: flex; justify-content: space-between; padding: 8px 12px; background: #f5f5f5; border-radius: 4px; }
.status-item label { color: #888; }
.status-item span { font-weight: bold; color: #1a1a2e; }
.control-section { margin-bottom: 20px; padding: 12px; background: #f9f9f9; border-radius: 4px; }
.control-row { display: flex; align-items: center; gap: 12px; margin: 8px 0; }
.info-text { color: #888; font-size: 13px; margin-top: 6px; }
.btn { padding: 8px 20px; border: none; border-radius: 4px; cursor: pointer; font-size: 14px; }
.btn-primary { background: #1890ff; color: #fff; }
.btn-success { background: #52c41a; color: #fff; }
.btn-warning { background: #faad14; color: #fff; }
.btn-danger { background: #ff4d4f; color: #fff; }
.btn:hover { opacity: 0.85; }
.data-table { width: 100%; border-collapse: collapse; }
.data-table th, .data-table td { padding: 8px 12px; text-align: left; border-bottom: 1px solid #e8e8e8; }
.data-table th { background: #fafafa; color: #666; font-weight: 600; }
.params-form { display: flex; flex-direction: column; gap: 16px; }
.param-group { background: #fafafa; border: 1px solid #eee; border-radius: 6px; padding: 12px 16px; }
.param-group-title { font-weight: 600; color: #1a1a2e; margin-bottom: 10px; border-left: 3px solid #1890ff; padding-left: 8px; }
.param-group .param-item { display: grid; grid-template-columns: 200px 160px; grid-template-rows: auto auto; column-gap: 12px; align-items: center; margin-bottom: 10px; }
.param-group .param-item label { font-size: 13px; color: #333; }
.param-group .param-item input { padding: 6px 10px; border: 1px solid #d9d9d9; border-radius: 4px; width: 160px; }
.param-group .param-item .param-desc { grid-column: 1 / 3; font-size: 12px; color: #999; }
.param-group .param-item .param-error { grid-column: 1 / 3; font-size: 12px; color: #ff4d4f; }
.login-container { max-width: 400px; margin: 100px auto; padding: 40px; background: #fff; border-radius: 8px; box-shadow: 0 4px 16px rgba(0,0,0,0.1); text-align: center; }
.login-container h2 { color: #1a1a2e; margin-bottom: 8px; }
.subtitle { color: #888; margin-bottom: 24px; }
.input-field { width: 100%; padding: 10px; margin-bottom: 16px; border: 1px solid #d9d9d9; border-radius: 4px; }
.error-msg { color: #ff4d4f; margin-bottom: 16px; }
.mode-trend { color: #52c41a; }
.mode-oscillation { color: #faad14; }
.mode-conflict { color: #ff4d4f; }
.mode-pending { color: #888; }
/* 持仓/订单页扩展 */
.btn-small { padding: 3px 12px; font-size: 12px; margin-left: 10px; vertical-align: middle; }
.muted { color: #999; font-size: 13px; margin-left: 10px; }
.empty-hint { padding: 24px; text-align: center; color: #999; background: #fafafa; border-radius: 4px; margin-top: 8px; }
.warn-bar { background: #fff7e6; border: 1px solid #ffd591; color: #d46b08; padding: 10px 16px; border-radius: 6px; margin-bottom: 12px; font-size: 13px; }
.warn-bar b { color: #fa541c; }
.filter-bar { margin-bottom: 12px; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.filter-btn { padding: 5px 14px; border: 1px solid #d9d9d9; background: #fff; border-radius: 4px; cursor: pointer; font-size: 13px; color: #555; }
.filter-btn:hover { border-color: #1890ff; color: #1890ff; }
.filter-btn.active { background: #1890ff; border-color: #1890ff; color: #fff; }

/* 按天统计卡 */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 10px; margin-bottom: 14px; }
.stat-card { background: #fafafa; border: 1px solid #e8e8e8; border-radius: 6px; padding: 10px 12px; text-align: center; }
.stat-label { font-size: 12px; color: #999; margin-bottom: 4px; }
.stat-value { font-size: 20px; font-weight: 700; color: #333; font-variant-numeric: tabular-nums; }