/* 「전략」 화면 (10-18) — 왼쪽 설정 · 오른쪽 결과. 휴대폰은 위아래 */
.lb-body { --st-page: 1600px; }
.lb-main .st-page-head { margin-bottom: 12px; }
.lb-main .st-page-head h1 { display: flex; align-items: center; gap: 10px; }
.lb-note { margin: 0 0 16px; font-size: var(--st-fs-md); }
.lb-layout { display: grid; grid-template-columns: 380px minmax(0, 1fr); gap: 16px; align-items: start; }
.lb-side { padding: 4px 16px 16px; display: flex; flex-direction: column; }
.lb-s { padding: 14px 0; border-bottom: 1px solid var(--st-border); display: flex; flex-direction: column; gap: 10px; }
.lb-s h2 { margin: 0; font-size: var(--st-fs-md); font-weight: 600; }
.lb-muted { color: var(--st-text-muted); font-size: var(--st-fs-sm); margin: 0; }
.lb-pick { display: flex; flex-direction: column; align-items: flex-start; gap: 2px; padding: 10px 12px; border: 1px solid var(--st-border); border-radius: var(--st-r-md);
  background: var(--st-surface-2); color: var(--st-text); cursor: pointer; text-align: left; font: inherit; }
.lb-pick:hover { border-color: var(--st-accent); }
.lb-pick b { font-size: var(--st-fs-lg); }
.lb-pick span { color: var(--st-text-muted); font-size: var(--st-fs-sm); }
.lb-tfs, .lb-chips { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.lb-chip { padding: 5px 10px; border: 1px solid var(--st-border); border-radius: var(--st-r-full); background: var(--st-surface); color: var(--st-text); font: inherit; font-size: var(--st-fs-sm); cursor: pointer; }
.lb-chip:hover { border-color: var(--st-accent); }
.lb-chip[aria-pressed="true"] { background: var(--st-accent); border-color: var(--st-accent); color: var(--st-on-accent); }
.lb-dates, .lb-grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.lb-f { display: flex; flex-direction: column; gap: 3px; min-width: 0; }
.lb-f span { font-size: var(--st-fs-xs); color: var(--st-text-muted); }
.lb-side input, .lb-side select { width: 100%; min-width: 0; padding: 6px 8px; border: 1px solid var(--st-border); border-radius: var(--st-r-sm); background: var(--st-surface); color: var(--st-text); font: inherit; font-size: var(--st-fs-md); }
.lb-side input:focus, .lb-side select:focus { outline: 2px solid var(--st-focus); outline-offset: -1px; }
.lb-ind { border: 1px solid var(--st-border); border-radius: var(--st-r-md); padding: 8px 10px; display: flex; flex-direction: column; gap: 8px; background: var(--st-surface-2); }
.lb-ind-h { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.lb-ind-h b { font-size: var(--st-fs-md); font-weight: 600; }
.lb-ind-f { display: grid; grid-template-columns: repeat(auto-fill, minmax(96px, 1fr)); gap: 6px; }
.lb-x { width: 26px; height: 26px; flex: none; border: 0; border-radius: var(--st-r-sm); background: none; color: var(--st-text-muted); font-size: 18px; line-height: 1; cursor: pointer; }
.lb-x:hover { background: var(--st-chip); color: var(--st-err); }
.lb-sect { display: flex; flex-direction: column; gap: 6px; padding: 8px 0; }
.lb-sect + .lb-sect { border-top: 1px dashed var(--st-border); }
.lb-sect-h { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.lb-sect-h b { font-size: var(--st-fs-md); font-weight: 600; }
.lb-sect-h select { width: auto !important; }
.lb-row { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr) minmax(0, 1.4fr) 26px; gap: 4px; align-items: center; }
.lb-row select, .lb-row input { font-size: var(--st-fs-sm) !important; padding: 5px 4px !important; }
.lb-rb { display: flex; gap: 4px; min-width: 0; }
.lb-rb input { max-width: 72px; }
.lb-add { align-self: flex-start; padding: 4px 8px; border: 1px dashed var(--st-border); border-radius: var(--st-r-sm); background: none; color: var(--st-accent); font: inherit; font-size: var(--st-fs-sm); cursor: pointer; }
.lb-add:hover { border-color: var(--st-accent); }
.lb-run { margin-top: 16px; width: 100%; justify-content: center; padding: 12px; font-size: var(--st-fs-lg); }
.lb-run:disabled { opacity: .6; cursor: wait; }

.lb-out { display: flex; flex-direction: column; gap: 16px; min-width: 0; }
.lb-empty { padding: 48px 24px; text-align: center; color: var(--st-text-muted); border: 1px dashed var(--st-border); border-radius: var(--st-r-lg); }
.lb-status { display: flex; align-items: center; gap: 10px; padding: 16px; border-radius: var(--st-r-md); background: var(--st-info-soft); color: var(--st-text); }
.lb-status.err { background: var(--st-err-soft); color: var(--st-err); }
.lb-spin { width: 16px; height: 16px; border: 2px solid var(--st-border); border-top-color: var(--st-accent); border-radius: 50%; animation: lb-rot .8s linear infinite; flex: none; }
@keyframes lb-rot { to { transform: rotate(360deg); } }
.lb-kpis { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }
.lb-kpi { background: var(--st-surface); border: 1px solid var(--st-border); border-radius: var(--st-r-md); padding: 10px 12px; display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.lb-kpi span { font-size: var(--st-fs-sm); color: var(--st-text-muted); }
.lb-kpi b { font-size: var(--st-fs-xl); font-weight: 600; font-variant-numeric: tabular-nums; }
.lb-kpi small { font-size: var(--st-fs-xs); color: var(--st-text-muted); }
.lb-card { padding: 14px 16px; min-width: 0; }
.lb-card h3 { margin: 0 0 10px; font-size: var(--st-fs-md); font-weight: 600; }
.lb-card h4 { margin: 14px 0 6px; font-size: var(--st-fs-sm); font-weight: 600; color: var(--st-text-muted); }
.lb-plot { height: 420px; }
.lb-plot-s { height: 120px; }
.lb-plot-e { height: 260px; }
.lb-sub { margin-top: 6px; }
.lb-legend { display: flex; align-items: center; gap: 6px; font-size: var(--st-fs-sm); color: var(--st-text-muted); margin-bottom: 6px; }
.lb-dot { width: 14px; height: 0; border-top: 2px solid var(--st-accent); margin-left: 8px; }
.lb-dot:first-child { margin-left: 0; }
.lb-dot.h { border-top: 2px dashed var(--st-text-muted); }
.lb-two { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.lb-tbl { width: 100%; border-collapse: collapse; font-size: var(--st-fs-sm); }
.lb-tbl th, .lb-tbl td { padding: 6px 8px; border-bottom: 1px solid var(--st-border); text-align: left; white-space: nowrap; }
.lb-tbl th { font-weight: 500; color: var(--st-text-muted); }
.lb-tbl th small { display: block; font-size: var(--st-fs-xs); }
.lb-tbl .num { text-align: right; font-variant-numeric: tabular-nums; }
.lb-scroll { overflow-x: auto; max-height: 520px; overflow-y: auto; }
.lb-trades thead th { position: sticky; top: 0; background: var(--st-surface); }
.lb-assume { line-height: 1.6; }

@media (max-width: 1100px) {
  .lb-layout { grid-template-columns: 1fr; }
  .lb-kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .lb-two { grid-template-columns: 1fr; }
  .lb-plot { height: 320px; }
}

/* 2차 (10-18) — 내 전략 · 검증 구간 · 민감도 · 비교 · AI 해설 */
#lb-savedbar { margin-bottom: 12px; }
.lb-saved { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; padding: 10px 12px; background: var(--st-surface); border: 1px solid var(--st-border); border-radius: var(--st-r-md); }
.lb-saved > b { font-size: var(--st-fs-md); margin-right: 4px; }
.lb-saved select, .lb-saved input[type="text"] { padding: 6px 8px; border: 1px solid var(--st-border); border-radius: var(--st-r-sm); background: var(--st-surface); color: var(--st-text); font: inherit; font-size: var(--st-fs-md); min-width: 0; }
.lb-saved select { max-width: 240px; }
.lb-saved input[type="text"] { width: 200px; }
.lb-danger { color: var(--st-err) !important; }
.lb-saved-msg { font-size: var(--st-fs-sm); flex-basis: 100%; }
.lb-saved-msg.ok { color: var(--st-ok); }
.lb-saved-msg.err { color: var(--st-err); }
.lb-link { width: 100%; margin-top: 4px; font-family: var(--st-mono); font-size: var(--st-fs-sm); padding: 4px 6px; border: 1px solid var(--st-border); border-radius: var(--st-r-sm); background: var(--st-surface-2); color: var(--st-text); }
.lb-check { display: inline-flex; align-items: center; gap: 6px; font-size: var(--st-fs-sm); color: var(--st-text); cursor: pointer; }
.lb-side .lb-check input { width: auto; }
.lb-note p { margin: 0; }
.lb-note p + p { margin-top: 4px; }
.lb-vgrid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 8px; }
.lb-vcol { border: 1px solid var(--st-border); border-radius: var(--st-r-md); padding: 10px 12px; }
.lb-vcol.v_test { border-color: var(--st-accent); background: var(--st-accent-soft); }
.lb-vcol b { font-size: var(--st-fs-md); }
.lb-vcol small { display: block; color: var(--st-text-muted); font-size: var(--st-fs-xs); margin-bottom: 6px; }
.lb-vcol dl { display: grid; grid-template-columns: auto 1fr; gap: 3px 12px; margin: 0; font-size: var(--st-fs-sm); }
.lb-vcol dt { color: var(--st-text-muted); }
.lb-vcol dd { margin: 0; text-align: right; font-variant-numeric: tabular-nums; }
.lb-sens-set { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 8px 0 10px; }
.lb-sens-ax { display: grid; grid-template-columns: 2fr 1fr 1fr 0.8fr; gap: 6px; align-items: end; }
.lb-sens-ax input, .lb-sens-ax select, #lb-cmp input { padding: 5px 6px; border: 1px solid var(--st-border); border-radius: var(--st-r-sm); background: var(--st-surface); color: var(--st-text); font: inherit; font-size: var(--st-fs-sm); min-width: 0; width: 100%; }
#lb-cmp .lb-check input { width: auto; }
#lb-cmp .lb-chips { margin: 6px 0; gap: 12px; }
#lb-sens-out, #lb-cmp-out { margin-top: 12px; }
.lb-heat th, .lb-heat td { text-align: center; }
.lb-hm { padding: 6px 4px !important; min-width: 64px; border: 1px solid var(--st-surface) !important; }
.lb-hm b { display: block; font-size: var(--st-fs-sm); font-variant-numeric: tabular-nums; }
.lb-hm small { display: block; font-size: 10px; color: var(--st-text-muted); }
.lb-hm.cur { outline: 2px solid var(--st-text); outline-offset: -2px; }
.lb-cur td { background: var(--st-accent-soft); }
.lb-ai .st-btn { display: inline-flex; margin-bottom: 6px; }
@media (max-width: 1100px) {
  .lb-vgrid, .lb-sens-set { grid-template-columns: 1fr; }
  .lb-saved input[type="text"] { width: 100%; }
  .lb-saved select { max-width: none; flex: 1 1 100%; }
}

/* 3차 (10-18) — 말로 만들기 · AI 규칙 · 보고서 가져오기 */
#lb-compose { margin-bottom: 16px; }
.lb-compose { padding: 14px 16px; display: flex; flex-direction: column; gap: 10px; border-color: var(--st-accent); }
.lb-compose-h { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.lb-compose h2 { margin: 0; font-size: var(--st-fs-lg); font-weight: 600; }
.lb-compose textarea { width: 100%; resize: vertical; min-height: 72px; padding: 10px 12px; border: 1px solid var(--st-border); border-radius: var(--st-r-md); background: var(--st-surface); color: var(--st-text); font: inherit; font-size: var(--st-fs-md); line-height: 1.5; }
.lb-compose textarea:focus { outline: 2px solid var(--st-focus); outline-offset: -1px; }
.lb-compose-f { display: flex; justify-content: space-between; align-items: center; gap: 10px; flex-wrap: wrap; }
.lb-ai-note { background: var(--st-surface-2); border: 1px solid var(--st-border); border-radius: var(--st-r-md); padding: 10px 14px; font-size: var(--st-fs-md); }
.lb-ai-note h4 { margin: 8px 0 4px; font-size: var(--st-fs-sm); color: var(--st-text-muted); font-weight: 600; }
.lb-ai-note h4.lb-warn { color: var(--st-warn); }
.lb-ai-note ul { margin: 0; padding-left: 18px; display: grid; gap: 2px; }
.lb-custom { background: var(--st-accent-soft); margin: 0 -16px; padding-left: 16px; padding-right: 16px; }
.lb-rule { display: grid; grid-template-columns: auto 1fr; gap: 6px 10px; margin: 0; font-size: var(--st-fs-sm); }
.lb-rule dt { font-weight: 600; white-space: nowrap; }
.lb-rule dd { margin: 0; line-height: 1.5; }
.lb-json summary { cursor: pointer; font-size: var(--st-fs-sm); color: var(--st-accent); }
.lb-json textarea { width: 100%; margin-top: 6px; font-family: var(--st-mono); font-size: 11.5px; padding: 8px; border: 1px solid var(--st-border); border-radius: var(--st-r-sm); background: var(--st-surface); color: var(--st-text); }
.lb-dlg { width: min(760px, calc(100vw - 32px)); max-height: min(780px, calc(100vh - 48px)); padding: 0; color: var(--st-text); background: var(--st-surface); border: 1px solid var(--st-border); border-radius: var(--st-r-lg); box-shadow: var(--st-shadow-modal); }
.lb-dlg[open] { display: flex; flex-direction: column; }
.lb-dlg::backdrop { background: var(--st-scrim); }
.lb-dlg-h { display: flex; justify-content: space-between; align-items: center; padding: 14px 16px 6px; }
.lb-dlg-h h2 { margin: 0; font-size: var(--st-fs-lg); }
.lb-dlg-b { padding: 6px 16px 16px; overflow: auto; display: flex; flex-direction: column; gap: 10px; }
.lb-dlg-b h3 { margin: 8px 0 0; font-size: var(--st-fs-md); }
.lb-im-idrow { display: flex; gap: 6px; }
.lb-im-idrow input { flex: 1; padding: 6px 8px; border: 1px solid var(--st-border); border-radius: var(--st-r-sm); background: var(--st-surface); color: var(--st-text); font: inherit; }
.lb-im-rep { border: 1px solid var(--st-border); border-radius: var(--st-r-md); padding: 10px 12px; display: grid; gap: 8px; }
.lb-im-q { font-size: var(--st-fs-md); }
.lb-im-bt { display: flex; gap: 10px; align-items: flex-start; justify-content: space-between; border-top: 1px dashed var(--st-border); padding-top: 8px; }
.lb-im-bt small { display: block; color: var(--st-text-muted); font-size: var(--st-fs-xs); }
.lb-im-bt p { margin: 4px 0 0; font-size: var(--st-fs-sm); color: var(--st-text-muted); }

.lb-chip-x { border-style: dashed; color: var(--st-text-muted); }
.lb-ai-note p.lb-muted { margin: 6px 0 0; }

/* 10-19 정리 — 머리 한 줄 · 접는 설정 · 결과 탭 */
.lb-head { align-items: center; margin-bottom: 14px; gap: 12px 24px; }
.lb-head h1 { font-size: var(--st-fs-xl); }
.lb-head p { font-size: var(--st-fs-md); }
#lb-savedbar { margin: 0; }
.lb-saved { padding: 0; border: 0; background: none; gap: 6px; flex-wrap: nowrap; }
.lb-saved select { max-width: 200px; }
.lb-saved input[type="text"] { width: 170px; }
.lb-saved-msg { flex-basis: auto; white-space: nowrap; }
.lb-menu { position: relative; }
.lb-menu summary { list-style: none; cursor: pointer; min-width: 34px; justify-content: center; }
.lb-menu summary::-webkit-details-marker { display: none; }
.lb-menu-pop { position: absolute; right: 0; top: calc(100% + 4px); z-index: 30; min-width: 170px; display: flex; flex-direction: column; padding: 6px; background: var(--st-surface); border: 1px solid var(--st-border); border-radius: var(--st-r-md); box-shadow: var(--st-shadow-pop); }
.lb-menu-pop button { text-align: left; padding: 8px 10px; border: 0; background: none; color: var(--st-text); font: inherit; font-size: var(--st-fs-md); border-radius: var(--st-r-sm); cursor: pointer; }
.lb-menu-pop button:hover { background: var(--st-surface-2); }
.lb-compose { padding: 12px 14px; gap: 8px; }
.lb-compose h2 { font-size: var(--st-fs-md); }
.lb-compose textarea { min-height: 56px; }
.lb-compose > p.lb-muted { display: none; }
.lb-ai-note summary { cursor: pointer; list-style: none; }
.lb-ai-note summary::-webkit-details-marker { display: none; }
.lb-ai-note:not([open]) { padding: 8px 12px; }
.lb-side { padding: 0; overflow: visible; }
.lb-acc { border-bottom: 1px solid var(--st-border); }
.lb-acc > summary { display: flex; flex-direction: column; gap: 2px; padding: 12px 16px; cursor: pointer; list-style: none; position: relative; }
.lb-acc > summary::-webkit-details-marker { display: none; }
.lb-acc > summary::after { content: ''; position: absolute; right: 16px; top: 18px; width: 7px; height: 7px; border-right: 2px solid var(--st-text-muted); border-bottom: 2px solid var(--st-text-muted); transform: rotate(45deg); transition: transform var(--st-dur-fast); }
.lb-acc[open] > summary::after { transform: rotate(225deg); top: 21px; }
.lb-acc > summary b { font-size: var(--st-fs-md); }
.lb-acc > summary small { color: var(--st-text-muted); font-size: var(--st-fs-xs); padding-right: 22px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.lb-acc[open] > summary small { display: none; }
.lb-acc-b { padding: 0 16px 14px; display: flex; flex-direction: column; gap: 10px; }
.lb-sub-h { font-size: var(--st-fs-sm); font-weight: 600; color: var(--st-text-muted); margin-top: 4px; }
.lb-famset h2 { display: none; }
.lb-famset { display: flex; flex-direction: column; gap: 8px; }
.lb-custom { background: var(--st-accent-soft); border-radius: var(--st-r-md); padding: 10px 12px; margin: 0; display: flex; flex-direction: column; gap: 8px; }
.lb-add-x { color: var(--st-text-muted); }
.lb-runbar { position: sticky; bottom: 0; padding: 12px 16px; background: var(--st-surface); border-top: 1px solid var(--st-border); border-radius: 0 0 var(--st-r-lg) var(--st-r-lg); z-index: 5; }
.lb-runbar .lb-run { margin: 0; }
.lb-tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--st-border); overflow-x: auto; scrollbar-width: none; }
.lb-tabs button { padding: 9px 14px; border: 0; border-bottom: 2px solid transparent; background: none; color: var(--st-text-muted); font: inherit; font-size: var(--st-fs-md); cursor: pointer; white-space: nowrap; margin-bottom: -1px; }
.lb-tabs button[aria-selected="true"] { color: var(--st-accent); border-bottom-color: var(--st-accent); font-weight: 600; }
.lb-tabs button small { color: var(--st-text-muted); font-weight: 400; }
.lb-pane { display: flex; flex-direction: column; gap: 16px; }
.lb-pane[hidden] { display: none; }
.lb-vline { margin: 0; font-size: var(--st-fs-md); display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.lb-link-btn { border: 0; background: none; color: var(--st-accent); font: inherit; font-size: var(--st-fs-sm); cursor: pointer; padding: 0; }
.lb-note { font-size: var(--st-fs-sm); padding: 8px 12px; }
@media (max-width: 1100px) {
  .lb-saved { flex-wrap: wrap; }
  .lb-saved select, .lb-saved input[type="text"] { flex: 1 1 140px; max-width: none; width: auto; }
  #lb-savedbar { width: 100%; }
}
@media (max-width: 1100px) {
  .lb-saved { display: grid; grid-template-columns: 1fr auto auto; }
  .lb-saved select { grid-column: 1 / -1; }
  .lb-saved-msg { grid-column: 1 / -1; white-space: normal; }
  #lb-out { scroll-margin-top: 64px; }
}
@media (max-width: 1100px) { .lb-runbar { padding-right: 84px; } }   /* 오른쪽 아래 캘린더 단추에 가리지 않게 (10-19) */

/* 비회원 (10-19) */
.lb-guest { gap: 10px; }
.lb-quota { margin: 6px 0 0; font-size: var(--st-fs-sm, 13px); color: var(--st-text-muted); }
.lb-quota a, .lb-status.err a { color: var(--st-accent, inherit); }

/* 스크립트 전략 (10-20) — 코드 칸 · 오류 · 기능 도움말 · 기록 */
.lb-script { display: flex; flex-direction: column; gap: 8px; }
.lb-script textarea { width: 100%; min-height: 280px; resize: vertical; padding: 10px 12px; border: 1px solid var(--st-border); border-radius: var(--st-r-sm); background: var(--st-surface-2); color: var(--st-text);
  font: 12.5px/1.55 var(--st-mono, ui-monospace, monospace); tab-size: 2; white-space: pre; overflow: auto; }
.lb-script textarea:focus { outline: 2px solid var(--st-focus); outline-offset: 1px; }
.lb-sc-msg { margin: 0; font-size: var(--st-fs-sm); }
.lb-sc-msg.err { color: var(--st-err); }
.lb-sc-msg:empty { display: none; }
.lb-sc-api summary, .lb-sc-logs summary { cursor: pointer; color: var(--st-text-muted); font-size: var(--st-fs-sm); }
.lb-sc-api pre, .lb-sc-logs pre { margin: 8px 0 0; padding: 10px 12px; background: var(--st-surface-2); border-radius: var(--st-r-sm); font: 11.5px/1.6 var(--st-mono, ui-monospace, monospace); white-space: pre-wrap; overflow-wrap: anywhere; max-height: 320px; overflow: auto; }
.lb-sc-logs { padding: 12px 16px; }
/* 말로 만들기 뒤 「이 조건으로 백테스트」 (10-20) */
.lb-ai-go { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px 16px; margin-top: 10px; padding: 12px 14px; border: 1px solid var(--st-accent); border-radius: var(--st-r-md); background: var(--st-accent-soft); }
.lb-ai-go p { margin: 0; }