/* ============================================================
   量化终端样式 —— 仿 Binance / OKX 深色盘面
   配色变量集中在 :root,涨跌色由 JS 动态切换(红涨绿跌 ⇄ 绿涨红跌)
   ============================================================ */
:root {
  --bg: #0b0e11;          /* 页面底色(币安同款近黑) */
  --panel: #161a1e;       /* 面板 */
  --panel2: #1e2329;      /* 次级面板/输入框 */
  --border: #2b3139;      /* 边框 */
  --text: #eaecef;        /* 主文字 */
  --sub: #848e9c;         /* 次要文字 */
  --gold: #f0b90b;        /* 币安金 */
  --up: #f6465d;          /* 涨(默认中国习惯:红) */
  --down: #2ebd85;        /* 跌(绿) */
  --danger: #f6465d;      /* 警示色:固定红,不随涨跌配色翻转(否则警示变绿语义就反了) */
  --warn: #f0a020;        /* 提醒色:琥珀 */
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  background: var(--bg); color: var(--text);
  font: 13px/1.5 -apple-system, "Microsoft YaHei", "PingFang SC", "Segoe UI", sans-serif;
  display: flex; flex-direction: column; height: 100vh; overflow: hidden;  /* 整页不滚,内部各列各自滚 */
  font-variant-numeric: tabular-nums;   /* 数字等宽,涨跌跳动时列不抖 */
}

.hidden { display: none !important; }
.dim { color: var(--sub); font-weight: normal; font-size: 12px; }

/* ---------- 顶部行情条 ---------- */
#topbar {
  display: flex; align-items: center; gap: 12px;
  padding: 8px 16px; background: var(--panel);
  border-bottom: 1px solid var(--border);
}
.brand { font-size: 16px; font-weight: 700; color: var(--gold); white-space: nowrap; }
#topbar select, #topbar input {
  background: var(--panel2); color: var(--text);
  border: 1px solid var(--border); border-radius: 6px;
  padding: 6px 10px; font-size: 13px; outline: none;
}
#symbol { width: 130px; font-weight: 700; font-size: 14px; }
#symbol:focus { border-color: var(--gold); }
#sym-name {
  font-size: 14px; font-weight: 600; color: var(--text);
  white-space: nowrap; margin-left: -2px;
}
#sym-name:not(:empty)::before { content: "· "; color: var(--sub); }

.ticker { display: flex; align-items: center; gap: 22px; margin-left: 8px; }
.ticker .price { font-size: 22px; font-weight: 700; font-variant-numeric: tabular-nums; }
/* 实时连接指示灯:灰=未连,绿=实时推送中(呼吸闪) */
.live-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--sub); margin-right: -14px; }
.live-dot.on { background: #2ebd85; box-shadow: 0 0 6px #2ebd85; animation: livepulse 1.4s ease-in-out infinite; }
@keyframes livepulse { 0%,100% { opacity: 1; } 50% { opacity: .35; } }
.tk { display: flex; flex-direction: column; line-height: 1.35; }
.tk span { color: var(--sub); font-size: 11px; }
.tk b { font-size: 12.5px; font-weight: 600; font-variant-numeric: tabular-nums; }
.spacer { flex: 1; }

button {
  cursor: pointer; border: 1px solid var(--border); border-radius: 6px;
  background: var(--panel2); color: var(--text); padding: 6px 12px; font-size: 13px;
}
button:hover { border-color: var(--gold); color: var(--gold); }
button.primary {
  background: var(--gold); color: #181a20; font-weight: 700;
  border: none; padding: 10px; width: 100%; font-size: 14px; border-radius: 8px;
}
button.primary:hover { filter: brightness(1.1); color: #181a20; }
button.primary:disabled { opacity: .5; cursor: wait; }
button.ghost { background: transparent; }

/* ---------- 工具栏 ---------- */
#toolbar {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  padding: 6px 16px; background: var(--panel);
  border-bottom: 1px solid var(--border); font-size: 12.5px;
}
.sep { width: 1px; height: 18px; background: var(--border); }
.lbl { color: var(--sub); }
.tf-group { display: flex; gap: 2px; align-items: center; }
.tf-btn {
  border: none; background: transparent; color: var(--sub);
  padding: 4px 10px; border-radius: 5px; font-size: 12.5px; font-weight: 600;
}
.tf-btn:hover { color: var(--text); }
.tf-btn.active { background: var(--panel2); color: var(--gold); }

/* "更多▾" 周期下拉(对标 Binance/OKX:常用周期直显,其余收进菜单) */
.tf-more { position: relative; }
.tf-more-btn { display: flex; align-items: center; gap: 3px; }
.tf-more-btn .caret { font-size: 9px; opacity: .8; }
.tf-menu {
  position: absolute; z-index: 50; top: 28px; left: 0;
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 8px; padding: 8px; min-width: 188px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, .5);
}
.tf-menu-h { color: var(--sub); font-size: 11px; margin: 6px 2px 3px; }
.tf-menu-h:first-child { margin-top: 0; }
.tf-menu-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 4px; }
.tf-menu-tip { color: var(--sub); font-size: 10.5px; margin: 0 2px 6px; }
.tf-menu-item {
  display: inline-flex; align-items: center; justify-content: center; gap: 3px; cursor: pointer;
  border: 1px solid var(--border); background: var(--panel2); color: var(--text);
  padding: 5px 4px; border-radius: 5px; font-size: 12px; font-weight: 600; text-align: center;
}
.tf-menu-item:hover { border-color: var(--gold); color: var(--gold); }
.tf-menu-item.active { background: var(--gold); color: #181a20; border-color: var(--gold); }
.tf-menu-item.active .tf-pin.on { color: #181a20; }
.tf-pin { font-style: normal; font-size: 11px; color: #586172; cursor: pointer; line-height: 1; }
.tf-pin:hover { color: var(--gold); transform: scale(1.15); }
.tf-pin.on { color: var(--gold); }
.ind { display: flex; align-items: center; gap: 4px; color: var(--sub); cursor: pointer; user-select: none; }
.ind:hover { color: var(--text); }
.ind input { accent-color: var(--gold); }
.ma-p {
  width: 44px; background: var(--panel2); color: var(--text);
  border: 1px solid var(--border); border-radius: 4px; padding: 2px 4px; font-size: 12px;
}
#toolbar select {
  background: var(--panel2); color: var(--text);
  border: 1px solid var(--border); border-radius: 5px; padding: 3px 6px;
}

/* ---------- 主体布局 ---------- */
/* 整页固定占满视口、不滚动;左侧图表列与右侧面板各自内部滚动,
   这样鼠标在右面板上滚=翻面板内容,在K线上滚=缩放图表,互不打架。 */
main { display: flex; flex: 1; min-height: 0; }
#charts {
  flex: 1; min-width: 0; min-height: 0; padding: 8px 0 0 8px;
  display: flex; flex-direction: column; overflow-y: auto;
}

#chart-stack { position: relative; flex: 0 0 auto; }
#main-chart { height: 400px; }
/* 拖动条:上下拖调整K线图高度 */
#chart-resizer { flex: 0 0 auto; height: 7px; cursor: ns-resize; position: relative; }
#chart-resizer::after {
  content: ""; position: absolute; left: 50%; top: 2px; transform: translateX(-50%);
  width: 46px; height: 3px; background: var(--border); border-radius: 3px; transition: background .12s;
}
#chart-resizer:hover::after, #chart-resizer.dragging::after { background: var(--gold); }
#equity-wrap { border-top: 1px solid var(--border); flex: 0 0 auto; }
#equity-chart { height: 170px; }

/* ---------- 副图面板(MACD/RSI/KDJ,可同时开多个) ---------- */
.sub-pane { position: relative; border-top: 1px solid var(--border); }
.sub-pane .pane-body { height: 112px; }
.pane-head {
  position: absolute; z-index: 10; top: 4px; left: 10px; right: 8px;
  display: flex; gap: 10px; align-items: center;
  font-size: 11.5px; color: var(--sub); pointer-events: none;
  font-variant-numeric: tabular-nums; text-shadow: 0 0 4px var(--bg);
}
.pane-head b { color: var(--text); font-weight: 600; }
.pane-x {
  pointer-events: auto; margin-left: auto;
  background: transparent; border: none; color: var(--sub);
  font-size: 12px; padding: 1px 6px; border-radius: 4px; line-height: 1.4;
}
.pane-x:hover { color: var(--up); background: var(--panel2); }

.pane-title {
  font-size: 12px; color: var(--text); font-weight: 600;
  padding: 6px 10px 2px;
}

/* K线左上角 OHLC 图例(鼠标十字线跟随) */
#legend {
  position: absolute; z-index: 10; top: 6px; left: 10px;
  font-size: 12px; color: var(--sub); pointer-events: none;
  font-variant-numeric: tabular-nums; text-shadow: 0 0 4px var(--bg);
}
#legend b { color: var(--text); font-weight: 600; }
#legend-ind { font-size: 11px; margin-top: 2px; }
/* 图例里的指标做成"胶囊":点名字调参数,点✕删除(副图本来就有✕)*/
.leg-pill {
  display: inline-flex; align-items: center; pointer-events: auto; cursor: default;
  padding: 0 5px; margin: 1px 4px 1px 0; border-radius: 3px;
  background: rgba(30, 35, 41, .5); border: 1px solid transparent;
}
.leg-pill.can-cfg { cursor: pointer; }
.leg-pill.can-cfg:hover { border-color: var(--border); background: var(--panel2); }
.leg-pill.ro { pointer-events: none; background: none; padding: 0; }  /* 策略线只读 */
.leg-x { font-style: normal; font-size: 10px; color: var(--sub); margin-left: 4px; cursor: pointer; opacity: .55; }
.leg-x:hover { opacity: 1; color: var(--down); }

/* ---------- 右侧策略面板 ---------- */
#panel {
  width: 290px; flex-shrink: 0; min-height: 0; background: var(--panel);
  border-left: 1px solid var(--border); padding: 14px;
  overflow-y: auto; display: flex; flex-direction: column; gap: 10px;
}
#panel h3 { font-size: 15px; }
#panel h4 { font-size: 13px; color: var(--sub); margin-top: 4px; }
.field { display: flex; flex-direction: column; gap: 4px; font-size: 12px; color: var(--sub); }
.field select, .field input {
  background: var(--panel2); color: var(--text);
  border: 1px solid var(--border); border-radius: 6px;
  padding: 7px 9px; font-size: 13px; outline: none; width: 100%;
}
.field input:focus, .field select:focus { border-color: var(--gold); }
#param-box { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.risk-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }

/* 当前信号 */
#signal-box {
  border: 1px solid var(--border); border-radius: 8px;
  background: var(--panel2); padding: 10px 12px; text-align: center;
}
#signal-box .sig { font-size: 17px; font-weight: 700; }
#signal-box .new-sig { color: var(--gold); font-size: 12px; margin-top: 2px; }

/* 指标卡片 */
.metrics-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.mcard {
  background: var(--panel2); border: 1px solid var(--border);
  border-radius: 8px; padding: 8px 10px;
}
.mcard[title] { cursor: help; }
.mcard[title]:hover { border-color: var(--sub); }
.mcard.mcard-dim { opacity: .5; }                 /* 年化短样本不可靠 → 置灰降权 */
.mcard .k { font-size: 11px; color: var(--sub); }
.mcard .v { font-size: 15px; font-weight: 700; font-variant-numeric: tabular-nums; }
.mcard .sub { font-size: 10.5px; color: var(--sub); margin-top: 1px; }
/* 测试区间横幅:跨两列,提醒样本长度,短样本时变琥珀色 */
.test-range {
  grid-column: 1 / -1; font-size: 11.5px; color: var(--sub);
  background: var(--panel2); border: 1px solid var(--border);
  border-radius: 8px; padding: 6px 10px;
}
.test-range.warn { color: var(--warn); border-color: rgba(240,160,32,.4); background: rgba(240,160,32,.08); }

.disclaimer {
  font-size: 11.5px; color: var(--sub); line-height: 1.6;
  border-top: 1px dashed var(--border); padding-top: 10px; margin-top: auto;
}
.disclaimer b { color: var(--danger); }

/* ---------- 右侧面板 标签页 ---------- */
.panel-tabs { display: flex; gap: 6px; margin-bottom: 4px; }
.ptab {
  flex: 1; background: transparent; border: 1px solid var(--border);
  color: var(--sub); font-weight: 700; font-size: 13px; padding: 7px 0; border-radius: 8px;
}
.ptab:hover { color: var(--text); }
.ptab.active { background: var(--panel2); color: var(--gold); border-color: var(--gold); }
.panel-pane { display: flex; flex-direction: column; gap: 10px; flex: 1; }

/* ---------- 短线体检报告 ---------- */
.health-verdict { font-size: 12px; font-weight: 600; line-height: 1.5; margin: 4px 0 8px; }
.health-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4px 14px; }
.hrow { display: flex; justify-content: space-between; font-size: 12px; }
.hk { color: var(--sub); }
.hv { font-variant-numeric: tabular-nums; font-weight: 600; }

/* ---------- 实时决策台 ---------- */
.live-head { display: flex; gap: 8px; }
.live-head .primary { flex: 1; }
.live-head select {
  background: var(--panel2); color: var(--text); border: 1px solid var(--border);
  border-radius: 8px; padding: 0 8px; font-size: 12.5px;
}
.primary.live-on { background: var(--danger); color: #fff; }
#live-updated { font-size: 11.5px; }

.rec-card {
  border-radius: 12px; padding: 14px; text-align: center; border: 1px solid var(--border);
}
.rec-card .rec-dir { font-size: 26px; font-weight: 800; }
.rec-card .rec-sub { font-size: 11.5px; color: var(--sub); margin-top: 4px; }
.rec-long { background: rgba(246,70,93,.10); border-color: var(--up); }
.rec-long .rec-dir { color: var(--up); }
.rec-short { background: rgba(46,189,133,.10); border-color: var(--down); }
.rec-short .rec-dir { color: var(--down); }
.rec-flat .rec-dir { color: var(--sub); }

#new-sig-alert {
  background: var(--gold); color: #181a20; font-weight: 700; font-size: 12.5px;
  padding: 8px 10px; border-radius: 8px;
}
#new-sig-alert.flash { animation: sigflash .6s ease-in-out 3; }
@keyframes sigflash { 0%,100% { filter: brightness(1); } 50% { filter: brightness(1.6); } }

.desk-sec { border: 1px solid var(--border); border-radius: 10px; padding: 8px 10px; }
.desk-h { font-size: 12px; color: var(--gold); font-weight: 600; margin-bottom: 6px; }
.cons-row, .read-row { display: flex; justify-content: space-between; align-items: center; font-size: 12.5px; padding: 3px 0; }
.read-row { gap: 10px; }
.read-k { color: var(--sub); white-space: nowrap; }
.read-v { text-align: right; }
.cons-tag { font-size: 11.5px; font-weight: 700; padding: 1px 9px; border-radius: 10px; background: var(--panel2); }
.cons-tag.up { color: var(--up); }
.cons-tag.down { color: var(--down); }
.cons-tag.flat { color: var(--sub); }

.tk-dir { font-weight: 800; font-size: 15px; margin-bottom: 6px; }
.tk-dir.up { color: var(--up); }
.tk-dir.down { color: var(--down); }
.tk-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 6px 12px; }
.tk-grid > div { display: flex; flex-direction: column; }
.tk-grid span { color: var(--sub); font-size: 11px; }
.tk-grid b { font-size: 13.5px; font-variant-numeric: tabular-nums; }
.tk-grid b.up { color: var(--up); }
.tk-grid b.down { color: var(--down); }

/* ---------- 自选监控 ---------- */
.wl-add { display: flex; gap: 6px; margin-bottom: 6px; }
.wl-add input {
  flex: 1; background: var(--panel2); color: var(--text); border: 1px solid var(--border);
  border-radius: 6px; padding: 5px 8px; font-size: 12px; outline: none;
}
.wl-add input:focus { border-color: var(--gold); }
.wl-row {
  display: grid; grid-template-columns: 1fr auto auto 18px; gap: 8px; align-items: center;
  padding: 5px 4px; border-radius: 6px; cursor: pointer; font-size: 12.5px;
}
.wl-row:hover { background: var(--panel2); }
.wl-row.active { background: var(--panel2); box-shadow: inset 2px 0 0 var(--gold); }
.wl-sym { font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.wl-price { color: var(--sub); font-variant-numeric: tabular-nums; }
.wl-sig { font-weight: 700; white-space: nowrap; }
.wl-sig.up { color: var(--up); }
.wl-sig.down { color: var(--down); }
.wl-sig.flat { color: var(--sub); }
.wl-x { background: transparent; border: none; color: var(--sub); padding: 0; font-size: 14px; line-height: 1; }
.wl-x:hover { color: var(--up); }
/* 异动:行内⚡标记 + 整行高亮闪一下 */
.wl-spike { font-size: 11px; font-weight: 700; margin-left: 5px; }
.wl-spike.up { color: var(--up); }
.wl-spike.down { color: var(--down); }
.wl-row.spiking { box-shadow: inset 0 0 0 1px var(--gold); border-radius: 6px; animation: spikeflash .7s ease-in-out 2; }
@keyframes spikeflash { 0%,100% { background: transparent; } 50% { background: rgba(240,185,11,.16); } }
/* 异动阈值设置 */
.spike-cfg { float: right; font-weight: normal; color: var(--sub); font-size: 11px; }
.spike-cfg input {
  width: 42px; background: var(--panel2); color: var(--text); border: 1px solid var(--border);
  border-radius: 4px; padding: 1px 4px; font-size: 11px; margin: 0 2px; outline: none;
}
.spike-cfg input:focus { border-color: var(--gold); }

/* ---------- 事件合约 ---------- */
#event-sec { border-color: rgba(246,70,93,.35); }
.event-warn {
  font-size: 11px; line-height: 1.55; color: var(--warn);
  background: rgba(240,160,32,.08); border-radius: 6px; padding: 6px 8px; margin-bottom: 8px;
}
.event-warn b { color: var(--danger); }
.ev-group { margin-bottom: 6px; }
.ev-h { font-size: 11.5px; color: var(--sub); margin: 3px 0; }
.ev-row { display: grid; grid-template-columns: 1fr auto auto; gap: 8px; align-items: center; padding: 2px 4px; font-size: 12px; }
.ev-lbl { color: var(--sub); }
.ev-dir { font-weight: 700; text-align: right; }
.ev-dir.up { color: var(--up); }
.ev-dir.down { color: var(--down); }
.ev-dir.flat { color: var(--sub); }
.ev-wr { font-variant-numeric: tabular-nums; text-align: right; min-width: 132px; }
.ev-wr.up { color: var(--up); }
.ev-wr.down { color: var(--down); }
.ev-verdict { font-size: 11px; color: var(--down); padding: 0 4px 4px; margin-top: -1px; }
.ev-verdict.ok { color: var(--up); }
.event-cfg { display: flex; align-items: center; gap: 8px; margin: 4px 0 6px; font-size: 12px; flex-wrap: wrap; }
.event-cfg label { display: flex; align-items: center; gap: 6px; color: var(--sub); }
.event-cfg input[type="number"] {
  width: 64px; background: var(--panel2); border: 1px solid var(--border);
  color: var(--text); border-radius: 5px; padding: 3px 7px; font-size: 12.5px; outline: none;
}
.event-cfg input[type="number"]:focus { border-color: var(--gold); }
#event-be b { color: var(--gold); }

/* ---------- 逐笔交易(在图表列底部,随列一起滚动)---------- */
#trades-wrap {
  border-top: 1px solid var(--border); background: var(--panel);
  flex: 0 0 auto; max-height: 220px; display: flex; flex-direction: column;
}
#trades { overflow-y: auto; padding: 0 10px 8px; }
#trades table { width: 100%; border-collapse: collapse; font-size: 12px; }
#trades th {
  text-align: left; color: var(--sub); font-weight: normal;
  padding: 4px 8px; position: sticky; top: 0; background: var(--panel);
}
#trades td { padding: 3px 8px; border-top: 1px solid #20262d; font-variant-numeric: tabular-nums; }
#trades td.num { text-align: right; }
#trades th:nth-child(3), #trades th:nth-child(4), #trades th:nth-child(5) { text-align: right; }
#trades tbody tr { cursor: pointer; }
#trades tbody tr:hover { background: var(--panel2); }
.chip-tag {
  display: inline-block; padding: 1px 8px; border-radius: 10px;
  font-size: 11px; background: var(--panel2); border: 1px solid var(--border);
}

/* ---------- 工具栏指标开关 ---------- */
.chip-group { display: flex; gap: 4px; }
.chip {
  border: 1px solid var(--border); background: transparent; color: var(--sub);
  padding: 3px 10px; border-radius: 5px; font-size: 12px; font-weight: 600;
  transition: color .12s, border-color .12s, background .12s;
}
.chip:hover { color: var(--text); border-color: var(--sub); }
.chip:active { transform: translateY(1px); }
.chip.active { background: var(--panel2); color: var(--gold); border-color: var(--gold); }
button.small { padding: 4px 10px; font-size: 12px; }

/* 模拟数据红标:盖在主图左上角,提醒当前不是真实行情 */
#synthetic-badge {
  position: absolute; z-index: 12; top: 30px; left: 10px;
  background: rgba(246,70,93,.15); border: 1px solid var(--danger);
  color: var(--danger); font-size: 11.5px; font-weight: 600;
  padding: 3px 9px; border-radius: 6px; pointer-events: none;
}
/* K线收盘倒计时:与最新价标签等宽、紧贴其下连成一体(对标 Binance/OKX,top/width 由 JS 设)*/
#countdown {
  position: absolute; z-index: 12; right: 0; top: 6px;
  background: rgba(18,22,27,.94); border: 1px solid var(--border); border-top: none;
  color: var(--gold); font-size: 11px; font-weight: 700;
  padding: 1px 0; text-align: center; border-radius: 0 0 3px 3px;
  pointer-events: none; font-variant-numeric: tabular-nums; white-space: nowrap;
}

/* ---------- 指标设置弹窗 ---------- */
#ind-modal {
  position: fixed; inset: 0; z-index: 90;
  background: rgba(0, 0, 0, .55); backdrop-filter: blur(2px);
  display: flex; align-items: center; justify-content: center;
}
.modal-card {
  width: 440px; max-height: 82vh; display: flex; flex-direction: column;
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 12px; box-shadow: 0 12px 40px rgba(0, 0, 0, .5);
}
.modal-head {
  display: flex; justify-content: space-between; align-items: center;
  padding: 12px 16px; border-bottom: 1px solid var(--border);
  font-weight: 700; font-size: 14px;
}
.modal-body { padding: 4px 16px 12px; overflow-y: auto; }
.modal-body h5 {
  color: var(--gold); font-size: 12px; font-weight: 600;
  margin: 12px 0 6px; padding-top: 10px; border-top: 1px dashed var(--border);
}
.modal-body h5:first-child { border-top: none; padding-top: 4px; }
.cfg-row { display: flex; align-items: center; gap: 8px; margin: 4px 0; font-size: 12.5px; }
.cfg-row label { display: flex; align-items: center; gap: 6px; color: var(--sub); min-width: 76px; cursor: pointer; }
.cfg-row label:hover { color: var(--text); }
.cfg-row .dot { font-style: normal; font-size: 11px; }
.cfg-row input[type="number"] {
  width: 72px; background: var(--panel2); border: 1px solid var(--border);
  color: var(--text); border-radius: 5px; padding: 4px 7px; font-size: 12.5px; outline: none;
}
.cfg-row input[type="number"]:focus { border-color: var(--gold); }
.cfg-row input[type="checkbox"] { accent-color: var(--gold); }
.cfg-lbl { color: var(--sub); font-size: 12px; }
.modal-foot {
  display: flex; justify-content: space-between; align-items: center;
  padding: 10px 16px; border-top: 1px solid var(--border); font-size: 12px;
}

/* ---------- 版权提醒弹窗(进入页面即弹) ---------- */
#copyright-modal {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(0, 0, 0, .66); backdrop-filter: blur(3px);
  display: flex; align-items: center; justify-content: center;
}
#copyright-modal.hidden { display: none; }
.cr-card {
  width: 380px; max-width: 90vw; box-sizing: border-box; text-align: center;
  padding: 26px 26px 22px;
  background: linear-gradient(180deg, #161b22, #0e1116);
  border: 1px solid var(--border); border-radius: 14px;
  box-shadow: 0 16px 50px rgba(0, 0, 0, .6);
  animation: cr-pop .22s ease-out;
}
@keyframes cr-pop { from { transform: translateY(8px) scale(.98); opacity: 0; } to { transform: none; opacity: 1; } }
.cr-logo { font-size: 34px; line-height: 1; }
.cr-title { font-size: 17px; font-weight: 800; margin-top: 8px; letter-spacing: .5px; }
.cr-author { margin-top: 12px; font-size: 14px; color: var(--text); }
.cr-role {
  color: var(--gold); font-size: 11px; border: 1px solid var(--gold);
  border-radius: 10px; padding: 1px 7px; margin-left: 4px; vertical-align: middle;
}
.cr-copy { margin-top: 6px; font-size: 12px; color: var(--sub); }
.cr-note {
  margin-top: 14px; font-size: 12px; line-height: 1.75; color: var(--sub); text-align: left;
  background: var(--panel2); border: 1px solid var(--border); border-radius: 8px; padding: 10px 12px;
}
.cr-note b { color: var(--down); }
.cr-btn {
  margin-top: 18px; width: 100%; padding: 9px 0; cursor: pointer;
  background: var(--gold); color: #1a1300; border: none; border-radius: 8px;
  font-size: 13px; font-weight: 700;
}
.cr-btn:hover { filter: brightness(1.07); }

/* ---------- 加载中 / 提示 ---------- */
#loading {
  position: fixed; inset: 0; z-index: 99;
  background: rgba(11,14,17,.55); backdrop-filter: blur(2px);
  display: flex; align-items: center; justify-content: center; gap: 10px;
  color: var(--gold); font-size: 14px;
}
.spinner {
  width: 22px; height: 22px; border-radius: 50%;
  border: 3px solid var(--border); border-top-color: var(--gold);
  animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

#toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  background: #3a1c22; border: 1px solid var(--up); color: var(--text);
  padding: 10px 18px; border-radius: 8px; z-index: 100; font-size: 13px;
}

/* 滚动条 */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
::-webkit-scrollbar-track { background: transparent; }

/* ---------- 窄屏 / 移动端适配(纯增量,不影响桌面) ---------- */
@media (max-width: 980px) {
  /* 窄屏:列竖排放不下一屏,改回"整页滚动"(取消桌面那套视口固定/内部滚动)*/
  body { height: auto; overflow: visible; }
  main { flex-direction: column; min-height: auto; }   /* 图表区与控制面板竖排 */
  #charts, #panel { overflow: visible; min-height: auto; }
  #topbar { flex-wrap: wrap; }            /* 顶栏允许换行,不再硬挤一行 */
  .ticker { gap: 12px; }
  #panel { width: 100%; border-left: none; border-top: 1px solid var(--border); }
  #trades { overflow-x: auto; }           /* 逐笔表加横向滚动,避免溢出 */
}
@media (max-width: 600px) {
  .ticker .tk:nth-child(n+4) { display: none; }   /* 仅留价格+涨跌,隐藏 区间高/低/量 */
  #symbol { width: 100px; }
  .rec-card .rec-dir { font-size: 22px; }
  #main-chart { height: 340px; }
}

/* ============================================================
   国内大宗商品期权 · 期权链(独立全屏视图)
   ============================================================ */
#options-view {
  position: fixed; inset: 0; z-index: 200;
  background: var(--bg); display: flex; flex-direction: column;
}
.opt-head {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  padding: 10px 16px; background: var(--panel); border-bottom: 1px solid var(--border);
}
.opt-brand { font-size: 16px; font-weight: 700; color: var(--gold); white-space: nowrap; }
.opt-sel { display: flex; align-items: center; gap: 6px; color: var(--sub); font-size: 12px; }
.opt-sel select {
  background: var(--panel2); color: var(--text); border: 1px solid var(--border);
  border-radius: 6px; padding: 5px 8px; font-size: 13px; min-width: 96px;
}
.opt-head .spacer { flex: 1; }
.opt-note {
  padding: 8px 16px; font-size: 12px; line-height: 1.6; color: var(--sub);
  background: rgba(240,160,32,.06); border-bottom: 1px solid var(--border);
}
.opt-note b { color: var(--warn); }

/* 波动率 / 情绪 汇总条 */
.opt-analytics {
  display: flex; flex-wrap: wrap; align-items: stretch; gap: 1px;
  background: var(--border); border-bottom: 1px solid var(--border);
}
.opt-analytics:empty { display: none; }
.opt-an-cell {
  flex: 1; min-width: 120px; padding: 7px 14px; background: var(--panel);
  display: flex; flex-direction: column; gap: 2px;
}
.opt-an-k { font-size: 11px; color: var(--sub); }
.opt-an-v { font-size: 14px; font-weight: 700; color: var(--text); font-variant-numeric: tabular-nums; }
.opt-an-note { justify-content: center; }
.opt-an-note, .opt-an-note .opt-an-v { color: var(--sub); font-size: 11px; font-weight: 400; }
.opt-an-err { padding: 7px 14px; color: var(--warn); font-size: 12px; }

.opt-body { flex: 1; display: flex; min-height: 0; }
.opt-chain-wrap { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.opt-chain-head {
  display: flex; align-items: center; padding: 8px 16px 4px;
  font-size: 13px; font-weight: 700; gap: 16px;
}
.opt-side-tag { flex: 1; }
.opt-side-tag.call { color: var(--up); text-align: left; }
.opt-side-tag.put { color: var(--down); text-align: right; }
.opt-strike-tag { color: var(--gold); }

.opt-chain-scroll { flex: 1; overflow-y: auto; overflow-x: auto; padding: 0 8px 16px; }
#opt-chain {
  width: 100%; min-width: 560px; border-collapse: collapse; font-size: 12.5px;
  font-variant-numeric: tabular-nums;
}
#opt-chain thead th {
  position: sticky; top: 0; z-index: 2; background: var(--panel);
  color: var(--sub); font-weight: 600; padding: 7px 5px; text-align: right;
  border-bottom: 1px solid var(--border); white-space: nowrap;
}
#opt-chain th.hot { color: var(--text); }
#opt-chain th.opt-strike-col, #opt-chain td.opt-strike-col { text-align: center; }
#opt-chain tbody td { padding: 6px 5px; text-align: right; border-bottom: 1px solid #15191e; white-space: nowrap; }
/* 看涨侧(前6列:持仓/买/最新/卖/涨跌/IV)淡红底,看跌侧(后6列)淡绿底,行权价(第7列)居中高亮 */
#opt-chain tbody td:nth-child(-n+6) { background: rgba(246,70,93,.035); }
#opt-chain tbody td:nth-child(n+8) { background: rgba(46,189,133,.035); }
/* IV 列:紫蓝字,和价格/涨跌列拉开层次 */
#opt-chain th.opt-iv, #opt-chain td.opt-iv { color: #9aa0ff; font-weight: 600; }
#opt-chain td.opt-strike-col {
  font-weight: 700; color: var(--gold); background: var(--panel2);
  border-left: 1px solid var(--border); border-right: 1px solid var(--border);
}
#opt-chain td.opt-last { font-weight: 700; color: var(--text); }
#opt-chain td.opt-clk { cursor: pointer; }
#opt-chain tbody tr:hover td { background: rgba(240,185,11,.08); }
#opt-chain tr.opt-atm td { background: rgba(240,185,11,.14); }
#opt-chain tr.opt-atm td.opt-strike-col { color: #fff; background: var(--gold); }
.opt-loading { text-align: center !important; color: var(--sub); padding: 28px !important; }

.opt-side-panel {
  width: 360px; flex: none; border-left: 1px solid var(--border); background: var(--panel);
  display: flex; flex-direction: column; padding: 12px; gap: 8px;
}
.opt-kline-title { font-size: 13px; font-weight: 600; color: var(--text); }
/* 点合约后显示的希腊字母面板 */
.opt-greeks:empty { display: none; }
.opt-greeks {
  background: var(--panel2); border: 1px solid var(--border); border-radius: 8px;
  padding: 10px; display: flex; flex-direction: column; gap: 8px;
}
.opt-gk-head { font-size: 12.5px; color: var(--sub); }
.opt-gk-head b.call { color: var(--up); }
.opt-gk-head b.put { color: var(--down); }
.opt-gk-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 6px; }
.opt-gk {
  display: flex; flex-direction: column; gap: 2px; align-items: center;
  padding: 6px 2px; background: var(--panel); border-radius: 6px; cursor: help;
}
.opt-gk-k { font-size: 10.5px; color: var(--sub); }
.opt-gk-v { font-size: 13px; font-weight: 700; color: var(--text); font-variant-numeric: tabular-nums; }
#opt-kline {
  flex: 1; min-height: 260px; background: var(--panel2);
  border: 1px solid var(--border); border-radius: 8px;
}
.opt-legend-note { font-size: 12px; color: var(--sub); min-height: 16px; }
.opt-disclaimer {
  font-size: 11px; color: var(--sub); line-height: 1.6;
  border-top: 1px dashed var(--border); padding-top: 8px;
}

/* ---------- 弹窗(波动率分析 / 损益图)---------- */
.opt-modal {
  position: absolute; inset: 0; z-index: 50; display: flex;
  align-items: center; justify-content: center;
  background: rgba(0,0,0,.55);
}
.opt-modal.hidden { display: none; }
.opt-modal-card {
  width: min(720px, 92%); max-height: 88%; display: flex; flex-direction: column;
  background: var(--panel); border: 1px solid var(--border); border-radius: 10px;
  box-shadow: 0 12px 40px rgba(0,0,0,.5);
}
.opt-modal-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 16px; border-bottom: 1px solid var(--border); font-size: 14px;
}
.opt-modal-body { padding: 16px; overflow: auto; }

/* 波动率分析 */
.opt-vol-cards { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 14px; }
.opt-vol-card {
  flex: 1; min-width: 120px; padding: 10px 12px; border-radius: 8px;
  background: var(--panel2); border: 1px solid var(--border);
}
.opt-vol-k { font-size: 11px; color: var(--sub); }
.opt-vol-v { font-size: 18px; font-weight: 700; font-variant-numeric: tabular-nums; }
.opt-vol-verdict { font-size: 13px; line-height: 1.7; padding: 10px 12px; border-radius: 8px;
  background: rgba(240,185,11,.08); border: 1px solid var(--border); margin-bottom: 14px; }
.opt-vol-sub { font-size: 12.5px; color: var(--sub); margin: 6px 0; }
.opt-term-row { display: flex; align-items: center; gap: 8px; font-size: 12px; margin: 3px 0;
  font-variant-numeric: tabular-nums; }
.opt-term-lbl { width: 130px; color: var(--sub); flex: none; }
.opt-term-bar { height: 14px; border-radius: 3px; background: var(--gold); flex: none; }
.opt-term-val { color: var(--text); font-weight: 600; }

/* 损益图 */
.opt-pf-controls { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 12px; align-items: center; }
.opt-pf-controls label { display: flex; flex-direction: column; gap: 3px; font-size: 11px; color: var(--sub); }
.opt-pf-controls select, .opt-pf-controls input {
  background: var(--panel2); color: var(--text); border: 1px solid var(--border);
  border-radius: 6px; padding: 5px 8px; font-size: 13px;
}
.opt-pf-summary { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 10px; }
.opt-pf-stat { padding: 6px 10px; border-radius: 6px; background: var(--panel2);
  border: 1px solid var(--border); font-size: 12px; }
.opt-pf-stat b { font-size: 14px; font-variant-numeric: tabular-nums; }
#opt-pf-chart { width: 100%; }
.opt-pf-note { font-size: 11px; color: var(--sub); line-height: 1.6; margin-top: 10px; }
.opt-pf-note b { color: var(--warn); }

@media (max-width: 900px) {
  .opt-body { flex-direction: column; }
  .opt-side-panel { width: 100%; border-left: none; border-top: 1px solid var(--border); }
  #opt-kline { min-height: 220px; }
}