:root {
    --bg: #1a1a2e;
    --surface: #16213e;
    --card: #0f3460;
    --text: #e0e0e0;
    --text-muted: #888;
    --accent: #e94560;
    --green: #cc2929;   /* A股红涨 */
    --red: #00b894;     /* A股绿跌 */
    --blue: #4a90d9;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    background: var(--bg);
    color: var(--text);
    font-family: -apple-system, 'PingFang SC', 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
}
.container { max-width: 1200px; margin: 0 auto; padding: 20px; }

/* Header */
header {
    display: flex; justify-content: space-between; align-items: center;
    padding: 20px 0; border-bottom: 1px solid #333;
    flex-wrap: wrap;
}
header h1 { font-size: 1.5rem; }
.header-meta { color: var(--text-muted); }
.header-meta a { color: var(--blue); text-decoration: none; }
.sep { margin: 0 10px; }

/* ==================== 顶部 Tab 导航 ==================== */
.main-tabs {
    display: flex; gap: 0;
    margin: 20px 0 0 0;
    border-bottom: 2px solid #333;
}
.main-tab {
    background: transparent;
    color: var(--text-muted);
    border: none; border-bottom: 2px solid transparent;
    padding: 12px 24px;
    cursor: pointer; font-size: 1rem;
    margin-bottom: -2px;
    transition: all 0.2s;
}
.main-tab:hover { color: var(--text); }
.main-tab.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
    font-weight: bold;
}

/* Tab Panels */
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ==================== v29 信号 Tab ==================== */

/* 状态横幅 */
.status-banner {
    background: var(--surface);
    border-radius: 8px;
    padding: 15px 20px;
    margin: 20px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    border-left: 4px solid var(--accent);
}
.banner-phase {
    font-size: 1.1rem;
    font-weight: bold;
    color: var(--accent);
}
.banner-stats {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}
.stat-item {
    font-size: 0.9rem;
    color: var(--text-muted);
}
.stat-item b { color: var(--text); }
.badge-streak {
    background: var(--card);
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.8rem;
}

/* v29 三栏布局 */
.v29-sections {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 20px;
    margin: 20px 0;
}
.v29-section h3 {
    font-size: 1rem;
    margin-bottom: 10px;
    padding-bottom: 6px;
    border-bottom: 1px solid #333;
    color: var(--text-muted);
}

/* v29 卡片 */
.v29-cards {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.v29-card {
    background: var(--surface);
    border-radius: 8px;
    padding: 12px 15px;
    border-left: 3px solid var(--blue);
}
.v29-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
}
.v29-card-code {
    font-weight: bold;
    font-size: 0.95rem;
}
.v29-card-name {
    color: var(--text-muted);
    font-size: 0.85rem;
}
.v29-card-meta {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    color: var(--text-muted);
}
.v29-card-price {
    font-size: 1.1rem;
    font-weight: bold;
    margin-top: 4px;
}
.v29-card-pnl {
    font-size: 1.3rem;
    font-weight: bold;
    margin-top: 4px;
}

/* 信号强度 badge */
.badge-strong {
    background: var(--accent);
    color: #fff;
    padding: 1px 8px;
    border-radius: 3px;
    font-size: 0.75rem;
    font-weight: bold;
}
.badge-normal {
    background: var(--card);
    color: var(--text-muted);
    padding: 1px 8px;
    border-radius: 3px;
    font-size: 0.75rem;
}

/* 交易结果 badge */
.badge-tp {
    color: var(--green);
    font-weight: bold;
}
.badge-sl {
    color: var(--red);
    font-weight: bold;
}

/* ==================== 市场全景 Tab (复用旧样式) ==================== */

.section { margin: 30px 0; }
.section h2 {
    font-size: 1.2rem; margin-bottom: 15px;
    padding-bottom: 8px; border-bottom: 1px solid #333;
}

/* Summary Cards */
.summary-cards {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px; margin: 20px 0;
}
.summary-card {
    background: var(--surface); border-radius: 8px;
    padding: 15px; text-align: center;
}
.summary-card .label { color: var(--text-muted); font-size: 0.85rem; }
.summary-card .value { font-size: 1.5rem; font-weight: bold; margin-top: 5px; }

/* Top 3 */
.top3-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 15px;
}
.top3-card {
    background: var(--surface); border-radius: 8px;
    padding: 20px; border-left: 4px solid var(--accent);
}
.top3-card .stock-code { font-size: 1.2rem; font-weight: bold; }
.top3-card .stock-name { color: var(--text-muted); }
.top3-card .metrics { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 10px; }
.top3-card .metric { font-size: 0.85rem; }
.top3-card .metric .val { font-weight: bold; }

/* Sub Tabs (市场全景内的) */
.tab-header { display: flex; gap: 10px; margin-bottom: 15px; }
.tab-btn {
    background: var(--surface); color: var(--text);
    border: 1px solid #444; border-radius: 6px;
    padding: 8px 20px; cursor: pointer; font-size: 0.9rem;
}
.tab-btn.active { background: var(--card); border-color: var(--accent); }

/* Sector Picks */
.badge-star {
    display: inline-block; font-size: 0.7rem;
    background: #e94560; color: #fff; padding: 1px 6px;
    border-radius: 3px; margin-left: 4px; vertical-align: middle;
}
.flag-text { color: #f0a500; font-size: 0.8rem; }
#sector-picks-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 15px; margin-bottom: 15px;
}

/* ==================== 模拟盘样式 ==================== */

/* 操作记录表: 买入/卖出行左竖线 */
.paper-trades-table .paper-row-buy td:first-child {
    border-left: 3px solid var(--green);
}
.paper-trades-table .paper-row-sell td:first-child {
    border-left: 3px solid var(--red);
}

/* Section 标题行 (标题+切换按钮) */
.section-header-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    padding-bottom: 8px;
    border-bottom: 1px solid #333;
}
.section-header-row h2 {
    margin: 0; padding: 0; border: none;
}

/* 视图切换按钮 */
.view-toggle { display: flex; gap: 4px; }
.view-btn {
    background: var(--surface);
    color: var(--text-muted);
    border: 1px solid #444;
    border-radius: 4px;
    padding: 4px 12px;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s;
}
.view-btn:hover { color: var(--text); }
.view-btn.active {
    background: var(--card);
    color: var(--accent);
    border-color: var(--accent);
}

/* 交易卡片 */
.trade-group { margin-bottom: 20px; }
.trade-group-date {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 10px;
    padding-left: 4px;
}
.trade-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 12px;
}
.trade-card {
    background: var(--surface);
    border-radius: 8px;
    padding: 14px 16px;
    border-left: 4px solid var(--blue);
}
.trade-card-win { border-left-color: var(--green); }
.trade-card-loss { border-left-color: var(--red); }
.trade-card-holding { border-left-color: var(--blue); }

/* 每日操作卡片 */
.action-card-buy { border-left-color: var(--green); }
.action-card-sell-win { border-left-color: var(--green); }
.action-card-sell-loss { border-left-color: var(--red); }
.action-card-holding { border-left-color: var(--blue); }
.action-card-standby { border-left-color: #555; opacity: 0.85; }
.badge-buy { background: #2d1a1a; color: var(--green); }
.badge-standby { background: #2a2a3a; color: #888; }

.trade-card-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}
.trade-card-code { font-weight: bold; font-size: 0.95rem; }
.trade-card-name { color: var(--text-muted); font-size: 0.85rem; margin-left: 6px; }

.trade-card-badge {
    font-size: 0.75rem;
    padding: 2px 8px;
    border-radius: 3px;
    background: var(--card);
    color: var(--text-muted);
}
.badge-cf { background: #3d2020; color: #f0a500; }
.badge-hold { background: #1a3a5c; color: var(--blue); }

.trade-card-body {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 8px;
}
.trade-card-price { font-size: 1rem; }
.trade-card-pnl { font-size: 1.1rem; font-weight: bold; }

.trade-card-amounts {
    display: flex;
    gap: 14px;
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-bottom: 8px;
    padding-bottom: 8px;
    border-bottom: 1px solid #2a2a4a;
}
.trade-card-amounts b { color: var(--text); }

.trade-card-footer {
    display: flex;
    gap: 12px;
    font-size: 0.78rem;
    color: var(--text-muted);
}

/* KPI 卡片子文本 (收益率/胜率) */
.paper-kpi-sub {
    font-size: 0.9rem;
    font-weight: normal;
}
.paper-kpi-sub.green { color: var(--green); }
.paper-kpi-sub.red { color: var(--red); }
.kpi-value.red { color: var(--red); }

/* ==================== 历史表现 Tab ==================== */

.kpi-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 15px; margin: 20px 0;
}
.kpi-card {
    background: var(--surface); border-radius: 8px;
    padding: 20px; text-align: center;
}
.kpi-value {
    font-size: 2rem; font-weight: bold; color: var(--accent);
}
.kpi-value.green { color: var(--green); }
.kpi-label {
    color: var(--text-muted); font-size: 0.85rem; margin-top: 5px;
}

.chart-row {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 20px; margin: 20px 0;
}
.chart-box {
    background: var(--surface); border-radius: 8px; padding: 15px;
}
.chart-box h3 {
    font-size: 1rem; margin-bottom: 10px; color: var(--text);
}

.compare-table {
    width: 100%; border-collapse: collapse; margin: 15px 0;
}
.compare-table th, .compare-table td {
    padding: 10px 15px; text-align: center;
    border-bottom: 1px solid #2a2a4a;
}
.compare-table th {
    background: var(--surface); color: var(--text-muted); font-size: 0.85rem;
}
.compare-table td { font-size: 0.9rem; }
.compare-table .highlight { color: var(--green); font-weight: bold; }

.disclaimer {
    background: var(--surface); border-radius: 8px;
    padding: 15px 20px; margin-top: 30px;
    font-size: 0.8rem; color: var(--text-muted);
    border-left: 3px solid var(--accent);
}

/* ==================== 模拟盘分割线 ==================== */
.paper-divider {
    display: flex; align-items: center; gap: 15px;
    margin: 40px 0 20px;
}
.paper-divider::before, .paper-divider::after {
    content: ''; flex: 1; height: 1px; background: #444;
}
.paper-divider span {
    font-size: 1.1rem; font-weight: bold; color: var(--accent);
    white-space: nowrap;
}

/* ==================== 通用样式 ==================== */

/* Table */
.data-table {
    width: 100%; border-collapse: collapse; font-size: 0.85rem;
}
.data-table th, .data-table td {
    padding: 8px 10px; text-align: right;
    border-bottom: 1px solid #2a2a4a;
}
.data-table th {
    background: var(--surface); color: var(--text-muted);
    text-align: right; position: sticky; top: 0;
}
.data-table td:nth-child(1),
.data-table td:nth-child(2),
.data-table td:nth-child(3),
.data-table td:nth-child(4),
.data-table td:nth-child(5) { text-align: left; }
.data-table th:nth-child(1),
.data-table th:nth-child(2),
.data-table th:nth-child(3),
.data-table th:nth-child(4),
.data-table th:nth-child(5) { text-align: left; }

.signal-up { color: var(--green); font-weight: bold; }
.signal-down { color: var(--red); }
.pct-up { color: var(--green); }
.pct-down { color: var(--red); }

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

footer {
    margin-top: 40px; padding-top: 20px;
    border-top: 1px solid #333;
    text-align: center; color: var(--text-muted);
    font-size: 0.8rem;
}
footer a { color: var(--blue); text-decoration: none; }

/* ==================== 模拟盘 子Tab ==================== */
.sub-tabs {
    display: flex; gap: 0;
    margin: 15px 0 0 0;
    border-bottom: 1px solid #444;
}
.sub-tab {
    background: transparent;
    color: var(--text-muted);
    border: none; border-bottom: 2px solid transparent;
    padding: 10px 20px;
    cursor: pointer; font-size: 0.9rem;
    margin-bottom: -1px;
    transition: all 0.2s;
}
.sub-tab:hover { color: var(--text); }
.sub-tab.active {
    color: var(--blue);
    border-bottom-color: var(--blue);
    font-weight: bold;
}
.sub-tab-panel { display: none; }
.sub-tab-panel.active { display: block; }

/* ==================== 跟踪进度条 ==================== */
.tracking-progress {
    background: var(--surface);
    border-radius: 8px;
    padding: 15px 20px;
    margin: 20px 0;
    border-left: 4px solid var(--accent);
}
.progress-info {
    display: flex;
    justify-content: space-between;
    font-size: 0.9rem;
    margin-bottom: 10px;
    color: var(--text);
}
.progress-bar-container {
    width: 100%;
    height: 8px;
    background: #2a2a4a;
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 8px;
}
.progress-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent), var(--blue));
    border-radius: 4px;
    transition: width 0.5s ease;
}
.progress-meta {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* ==================== 历史存档 ==================== */
.archive-header {
    margin: 20px 0;
    padding-bottom: 10px;
    border-bottom: 1px solid #333;
}
.archive-header h2 {
    margin-bottom: 5px;
}

/* ==================== 响应式 ==================== */
@media (max-width: 768px) {
    .main-tab { padding: 10px 16px; font-size: 0.9rem; }
    .sub-tab { padding: 8px 14px; font-size: 0.85rem; }
    .v29-sections { grid-template-columns: 1fr; }
    .top3-grid { grid-template-columns: 1fr; }
    .summary-cards { grid-template-columns: 1fr 1fr; }
    .kpi-cards { grid-template-columns: 1fr 1fr; }
    .kpi-value { font-size: 1.5rem; }
    .chart-row { grid-template-columns: 1fr; }
    .data-table { font-size: 0.75rem; }
    .status-banner { flex-direction: column; align-items: flex-start; }
    .banner-stats { gap: 12px; }
    .progress-info { flex-direction: column; gap: 4px; }
    .progress-meta { flex-direction: column; gap: 4px; }
}