/* 主题变量：data-theme 由 core/theme.js 切换 */
:root {
  --bg: #ffffff; --bg-2: #f5f7fa; --bg-3: #eceff3;
  --panel: #ffffff; --panel-2: #f7f9fb;
  --text: #1c2128; --text-2: #5b6675; --text-3: #98a2b3;
  --line: #e3e8ee; --line-2: #d4dae2;
  --up: #0bbf7a; --up-bg: rgba(11,191,122,.12);
  --down: #ef4b5b; --down-bg: rgba(239,75,91,.12);
  --accent: #2b6cf6; --accent-2: #1d54d0; --accent-bg: rgba(43,108,246,.12);
  --warn: #f5a623; --warn-bg: rgba(245,166,35,.14);
  --liq: #f59e0b;
  --shadow: 0 6px 24px rgba(20,30,50,.10);
  --radius: 8px;
  font-synthesis: none;
}
html[data-theme="dark"] {
  --bg: #0e131b; --bg-2: #151c26; --bg-3: #1c2531;
  --panel: #131a24; --panel-2: #1a2330;
  --text: #e6edf5; --text-2: #94a3b8; --text-3: #64748b;
  --line: #25303e; --line-2: #33404f;
  --up: #26d398; --up-bg: rgba(38,211,152,.12);
  --down: #f0616d; --down-bg: rgba(240,97,109,.12);
  --accent: #4b8bff; --accent-2: #3a76ef; --accent-bg: rgba(75,139,255,.14);
  --warn: #f5b942; --warn-bg: rgba(245,185,66,.14);
  --liq: #f5a623;
  --shadow: 0 8px 28px rgba(0,0,0,.45);
}

* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }
body {
  background: var(--bg); color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 13px; overflow: hidden;
}
#app { display: flex; flex-direction: column; height: 100vh; }

/* 布局 */
.topbar { display: flex; align-items: center; gap: 14px; padding: 0 14px; height: 48px;
  background: var(--bg-2); border-bottom: 1px solid var(--line); flex: 0 0 auto; }
.workspace { display: flex; flex: 1 1 auto; min-height: 0; }
.chart-area { position: relative; flex: 1 1 auto; min-width: 0; }
#chart { position: absolute; inset: 0; }
.side { width: 320px; flex: 0 0 320px; border-left: 1px solid var(--line);
  background: var(--bg-2); display: flex; flex-direction: column; overflow-y: auto; }
.footbar { display: flex; align-items: center; gap: 10px; padding: 0 14px; height: 44px;
  background: var(--bg-2); border-top: 1px solid var(--line); flex: 0 0 auto; }

/* 顶栏部件 */
.brand { font-weight: 700; font-size: 14px; letter-spacing: .5px; white-space: nowrap; }
.brand .dot { color: var(--accent); }
.sym-name { font-weight: 700; font-size: 15px; white-space: nowrap; }
.sym-sub { color: var(--text-3); font-size: 11px; }
.badge { display: inline-flex; align-items: center; gap: 4px; padding: 2px 8px; border-radius: 999px;
  font-size: 11px; background: var(--bg-3); color: var(--text-2); white-space: nowrap; }
.badge.up { background: var(--up-bg); color: var(--up); }
.badge.down { background: var(--down-bg); color: var(--down); }
.badge.src { background: var(--accent-bg); color: var(--accent); }
.seg { display: inline-flex; background: var(--bg-3); border-radius: var(--radius); padding: 2px; gap: 2px; }
.seg button { border: 0; background: transparent; color: var(--text-2); padding: 4px 9px;
  border-radius: 6px; cursor: pointer; font-size: 12px; white-space: nowrap; }
.seg button.active { background: var(--accent); color: #fff; }
.seg button:hover:not(.active) { color: var(--text); }
.spacer { flex: 1 1 auto; }
/* 顶栏账户概要：余额 / 持仓市值 / 未实现盈亏 / 爆仓次数 */
.acct { display: flex; align-items: center; gap: 16px; padding: 0 10px; }
.acct .ai { display: flex; flex-direction: column; align-items: flex-end; line-height: 1.3; }
.acct .ai .k { font-size: 10px; color: var(--text-3); white-space: nowrap; }
.acct .ai .v { font-size: 12px; font-variant-numeric: tabular-nums; white-space: nowrap; }
@media (max-width: 1100px) { .acct .ai:nth-child(2), .acct .ai:nth-child(4) { display: none; } }
.nav-seg button.active { background: var(--accent); color: #fff; }

/* 通用组件 */
.btn { border: 1px solid var(--line-2); background: var(--panel); color: var(--text);
  padding: 6px 12px; border-radius: var(--radius); cursor: pointer; font-size: 12px; white-space: nowrap; }
.btn:hover { border-color: var(--accent); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { background: var(--accent-2); }
.btn.danger { background: var(--down); border-color: var(--down); color: #fff; }
.btn.ghost { background: transparent; }
.btn.sm { padding: 4px 8px; font-size: 11px; }
.btn.block { width: 100%; }
.btn.long { background: var(--up); border-color: var(--up); color: #05231a; font-weight: 700; }
.btn.short { background: var(--down); border-color: var(--down); color: #fff; font-weight: 700; }

.input, .select { width: 100%; background: var(--panel-2); color: var(--text);
  border: 1px solid var(--line-2); border-radius: 6px; padding: 7px 9px; font-size: 12px;
  font-variant-numeric: tabular-nums; }
.input:focus, .select:focus { outline: none; border-color: var(--accent); }
label.fl { display: block; color: var(--text-2); font-size: 11px; margin: 8px 0 4px; }
.row { display: flex; gap: 8px; align-items: center; }
.row > * { flex: 1 1 0; min-width: 0; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 12px; }
.card + .card { margin-top: 10px; }
.card h3 { margin: 0 0 10px; font-size: 12px; color: var(--text-2); font-weight: 600;
  display: flex; justify-content: space-between; align-items: center; }
.kv { display: flex; justify-content: space-between; padding: 3px 0; font-variant-numeric: tabular-nums; }
.kv .k { color: var(--text-2); }
.kv .v { font-weight: 600; }
.up { color: var(--up) !important; }
.down { color: var(--down) !important; }
.warn { color: var(--warn) !important; }
.mono { font-variant-numeric: tabular-nums; }
.divider { height: 1px; background: var(--line); margin: 10px 0; }

/* 交易面板 */
.side .card { margin: 10px; }
.pos-line { display: flex; align-items: center; gap: 6px; }
.pill { padding: 2px 7px; border-radius: 5px; font-size: 11px; font-weight: 700; }
.pill.long { background: var(--up-bg); color: var(--up); }
.pill.short { background: var(--down-bg); color: var(--down); }
.liq-banner { margin-top: 8px; padding: 8px 10px; border-radius: 6px;
  background: var(--warn-bg); border: 1px dashed var(--liq); color: var(--warn); font-size: 12px; }
.order-row { display: flex; gap: 6px; margin-bottom: 8px; }
.order-row .btn { flex: 1; }
.tabs { display: flex; gap: 4px; margin-bottom: 10px; }
.tabs button { flex: 1; padding: 5px; font-size: 12px; border: 1px solid var(--line-2);
  background: var(--panel-2); color: var(--text-2); border-radius: 6px; cursor: pointer; }
.tabs button.active { background: var(--accent); color: #fff; border-color: var(--accent); }

/* 图表叠加信息 */
.overlay { position: absolute; pointer-events: none; z-index: 5; }
.overlay.tl { top: 10px; left: 12px; }
.overlay.tr { top: 10px; right: 12px; text-align: right; }
.overlay .big { font-size: 18px; font-weight: 700; font-variant-numeric: tabular-nums; }
.overlay .sub { font-size: 11px; color: var(--text-2); }
.countdown { display: inline-block; padding: 3px 9px; border-radius: 6px;
  background: var(--bg-3); color: var(--text-2); font-variant-numeric: tabular-nums; }

/* 图上订单标签 */
.ord-labels { position: absolute; inset: 0; pointer-events: none; z-index: 6; }

/* 图表右下角浮动工具条：缩小/放大/左移/右移/重置视图（鼠标靠近图表时显示） */
.chart-tools { position: absolute; right: 12px; bottom: 12px; z-index: 7; display: flex; gap: 6px;
  opacity: 0; pointer-events: none; transition: opacity .15s ease; }
.chart-area:hover .chart-tools { opacity: 1; pointer-events: auto; }
.chart-tools button {
  width: 28px; height: 28px; display: flex; align-items: center; justify-content: center;
  background: var(--bg-2); color: var(--text); border: 1px solid var(--line);
  border-radius: 6px; font-size: 15px; line-height: 1; cursor: pointer; user-select: none;
  box-shadow: var(--shadow); transition: background .12s, border-color .12s;
}
.chart-tools button:hover { background: var(--bg-3); border-color: var(--line-2); }
.chart-tools button:active { transform: translateY(1px); }
.ord-label { position: absolute; right: 64px; transform: translateY(-50%);
  display: flex; align-items: center; gap: 3px; pointer-events: auto;
  background: var(--panel); border: 1px solid var(--line-2); border-radius: 5px;
  padding: 2px 4px; box-shadow: var(--shadow); font-size: 11px; white-space: nowrap; }
.ord-label.off { display: none; }
.ord-label.buy { border-left: 3px solid var(--up); }
.ord-label.sell { border-left: 3px solid var(--down); }
.ord-label.tp { border-left: 3px solid var(--up); }
.ord-label.sl { border-left: 3px solid var(--down); }
.ord-label .ord-sel { background: var(--panel-2); color: var(--text); border: 1px solid var(--line);
  border-radius: 4px; font-size: 11px; padding: 1px 2px; max-width: 62px; }
.ord-label .ord-num { background: var(--panel-2); color: var(--text); border: 1px solid var(--line);
  border-radius: 4px; font-size: 11px; padding: 1px 4px; width: 72px; font-variant-numeric: tabular-nums; }
.ord-label .ord-price { color: var(--text-2); font-variant-numeric: tabular-nums; padding: 0 2px; }
.ord-label .ord-mini { background: var(--panel-2); color: var(--text-2); border: 1px solid var(--line);
  border-radius: 4px; font-size: 10px; padding: 2px 4px; cursor: pointer; }
.ord-label .ord-mini.on { color: var(--accent); border-color: var(--accent); }
.ord-label .ord-tag { font-weight: 700; padding: 0 3px; }
.ord-label.tp .ord-tag { color: var(--up); }
.ord-label.sl .ord-tag { color: var(--down); }
.ord-label .ord-x { background: transparent; color: var(--text-3); border: 0; cursor: pointer;
  font-size: 14px; line-height: 1; padding: 0 3px; }
.ord-label .ord-x:hover { color: var(--down); }

/* 底栏 */
.foot-label { color: var(--text-2); font-size: 11px; }
.reveal-hint { color: var(--warn); font-size: 11px; }
.placing-hint { color: var(--accent); font-size: 11px; background: var(--accent-bg);
  padding: 3px 8px; border-radius: 5px; }

/* 表格（日志/统计） */
.tbl { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; font-size: 12px; }
.tbl th, .tbl td { padding: 6px 8px; text-align: right; border-bottom: 1px solid var(--line); white-space: nowrap; }
.tbl th { color: var(--text-2); font-weight: 600; position: sticky; top: 0; background: var(--panel); }
.tbl td:first-child, .tbl th:first-child { text-align: left; }
.tbl tbody tr:hover { background: var(--panel-2); }
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.stat-box { background: var(--panel-2); border: 1px solid var(--line); border-radius: var(--radius); padding: 12px; }
.stat-box .lb { color: var(--text-2); font-size: 11px; }
.stat-box .vl { font-size: 20px; font-weight: 700; font-variant-numeric: tabular-nums; margin-top: 4px; }

/* 弹层 */
.mask { position: fixed; inset: 0; background: rgba(6,10,18,.55); z-index: 50;
  display: flex; align-items: center; justify-content: center; padding: 20px; }
.modal { background: var(--panel); border: 1px solid var(--line); border-radius: 12px;
  box-shadow: var(--shadow); width: 100%; max-height: 88vh; overflow: auto; }
.modal.sm { max-width: 440px; }
.modal.md { max-width: 680px; }
.modal.lg { max-width: 1000px; }
.modal-hd { display: flex; align-items: center; justify-content: space-between;
  padding: 14px 18px; border-bottom: 1px solid var(--line); }
.modal-hd h2 { margin: 0; font-size: 15px; }
.modal-bd { padding: 18px; }
.modal-ft { padding: 12px 18px; border-top: 1px solid var(--line); display: flex; justify-content: flex-end; gap: 8px; }
.x { border: 0; background: transparent; color: var(--text-2); font-size: 20px; cursor: pointer; line-height: 1; }

/* toast */
#toast-root { position: fixed; right: 16px; bottom: 56px; z-index: 80; display: flex;
  flex-direction: column; gap: 8px; align-items: flex-end; }
.toast { background: var(--panel); border: 1px solid var(--line-2); border-left: 3px solid var(--accent);
  box-shadow: var(--shadow); padding: 10px 14px; border-radius: 8px; max-width: 340px; font-size: 12px; }
.toast.ok { border-left-color: var(--up); }
.toast.err { border-left-color: var(--down); }
.toast.warn { border-left-color: var(--warn); }
.toast .t-title { font-weight: 700; margin-bottom: 2px; }
.toast .t-body { color: var(--text-2); }
.toast .btn { margin-top: 8px; }

/* 杂项 */
.hint { color: var(--text-3); font-size: 11px; line-height: 1.6; }
.ext-link { color: var(--accent); text-decoration: none; font-weight: 600; cursor: pointer; }
.ext-link:hover { text-decoration: underline; }
.scroll { overflow: auto; }
.center { text-align: center; }
.hidden { display: none !important; }
.tag-src { font-size: 10px; }
.danger-zone { border-color: var(--down); }
.loader { display: inline-block; width: 14px; height: 14px; border: 2px solid var(--line-2);
  border-top-color: var(--accent); border-radius: 50%; animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
::-webkit-scrollbar { width: 9px; height: 9px; }
::-webkit-scrollbar-thumb { background: var(--line-2); border-radius: 6px; }
::-webkit-scrollbar-track { background: transparent; }

/* 响应式 */
@media (max-width: 860px) {
  .side { width: 260px; flex-basis: 260px; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .topbar { gap: 8px; overflow-x: auto; }
}