/* Unified shell for interactive astrophotography labs. Loaded after each lab stylesheet. */
html{--panel:var(--surface);--soft:var(--surface2);--line:var(--border)}
html[data-theme="dark"]{color-scheme:dark;--bg:#07111f;--bg2:#0b1828;--surface:#0e1c2e;--surface2:#102238;--surface-soft:rgba(255,255,255,.035);--border:rgba(255,255,255,.10);--border-strong:rgba(255,255,255,.17);--text:#f5f7fb;--muted:#9baabe;--muted2:#74839a;--accent:#72a7ff;--accent2:#3f83f8;--control-accent:#7f9fbe;--ok:#62d99b;--warn:#f5c76f;--danger:#ff9a79;--panel:var(--surface);--soft:var(--surface2);--line:var(--border)}
html[data-theme="light"]{color-scheme:light;--bg:#f4f3ef;--bg2:#ecebe6;--surface:#fbfaf7;--surface2:#f2f0ea;--surface-soft:rgba(20,28,38,.035);--border:rgba(18,27,38,.10);--border-strong:rgba(18,27,38,.18);--text:#17202b;--muted:#677384;--muted2:#87919e;--accent:#305f9d;--accent2:#244c82;--control-accent:#587895;--ok:#2f7a59;--warn:#8b681f;--danger:#a84a35;--panel:var(--surface);--soft:var(--surface2);--line:var(--border)}
body.lesson-lab-shell{margin:0!important;min-height:100vh;background:radial-gradient(circle at 16% -12%,color-mix(in srgb,var(--accent) 11%,transparent),transparent 34rem),linear-gradient(160deg,var(--bg),var(--bg2))!important;color:var(--text)!important;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans SC","Noto Sans JP",system-ui,sans-serif!important}
body.lesson-lab-shell :where(.depth-page,.fov-page,.trails-page,.nd-page,.twilight-page,.milky-page,.meteor-page,.dr-page,.diff-page,.pol-page,.shell){background:transparent!important;color:var(--text)!important}
body.lesson-lab-shell :where(.panel,.depth-preview,.depth-controls,.lesson-section,.fov-view,.fov-controls,.fov-copy,.trail-view,.trail-controls,.trail-copy,.nd-view,.nd-controls,.nd-copy,.twilight-view,.twilight-controls,.twilight-copy,.milky-view,.milky-controls,.milky-copy,.meteor-view,.meteor-controls,.meteor-copy,.dr-view,.dr-controls,.dr-copy,.diff-view,.diff-controls,.diff-copy,.pol-view,.pol-controls,.pol-copy){background:linear-gradient(160deg,color-mix(in srgb,var(--surface) 96%,var(--accent) 2%),var(--surface))!important;border-color:var(--border)!important;color:var(--text)!important;box-shadow:var(--shadow,0 18px 52px rgba(0,0,0,.12))}
body.lesson-lab-shell :where(.metric,.depth-metrics div,.depth-status,.depth-verdicts>div,.fov-metrics div,.fov-verdict,.trail-metrics div,.trail-verdicts>div,.nd-metrics div,.nd-warning,.nd-advice,.twilight-metrics div,.milky-metrics div,.meteor-metrics div,.meteor-warning,.dr-metrics div,.dr-status,.dr-verdicts>div,.diff-metrics div,.diff-status,.diff-tradeoff>div,.pol-metrics div,.pol-status){background:var(--surface2)!important;border-color:var(--border)!important;color:var(--text)!important}
body.lesson-lab-shell :where(.lesson-head p,.depth-hero p,.depth-note,.lesson-section p,.lesson-section li,.fov-page>p,.fov-copy p,.trails-page>p,.trail-copy p,.nd-page>p,.nd-copy p,.twilight-page>p,.twilight-copy p,.twilight-fact,.milky-page>p,.milky-copy p,.milky-note,.meteor-page>p,.meteor-copy p,.dr-page>p,.dr-copy p,.dr-note,.diff-page>p,.diff-copy p,.diff-note,.pol-page>p,.pol-copy p,.pol-note){color:var(--muted)!important}
body.lesson-lab-shell :where(.control small,.metric small,.depth-metrics small,.depth-controls label,.fov-metrics small,.fov-controls label,.trail-metrics small,.trail-controls label,.nd-controls label,.twilight-metrics small,.twilight-controls label,.milky-metrics small,.milky-controls label,.meteor-metrics small,.meteor-controls label,.dr-metrics small,.dr-controls label,.diff-metrics small,.diff-controls label,.pol-metrics small,.pol-controls label){color:var(--muted)!important}
body.lesson-lab-shell :where(.depth-value,.fov-value,.trail-value,.nd-value,.milky-value,.dr-value,.diff-value,.pol-value){color:var(--text)!important}
body.lesson-lab-shell :where(.lesson-head a,.depth-page a,.fov-links a,.trail-links a,.nd-copy a,.twilight-links a,.milky-links a,.meteor-links a,.dr-links a,.diff-links a,.pol-links a){color:var(--accent)!important;border-color:var(--border)!important}
body.lesson-lab-shell :where(.meteor-controls input,.meteor-controls select){background:var(--surface2)!important;color:var(--text)!important;border-color:var(--border)!important}
body.lesson-lab-shell .course-overview-image{width:min(100%,560px);margin:14px 0 22px;border-color:var(--border)!important;border-radius:16px;background:#07111f!important;overflow:hidden}
body.lesson-lab-shell .course-overview-image img{display:block;width:100%;height:auto;aspect-ratio:320/190;object-fit:cover}
body.lesson-lab-shell .course-overview-image figcaption{padding:9px 12px;background:var(--surface);color:var(--muted)!important;font-size:.72rem;line-height:1.45}
body.lesson-lab-shell .lesson-site-footer{margin-top:26px}
/* Lab styles historically used generic .shell selectors; keep the shared product chrome isolated. */
body.lesson-lab-shell .site-header .shell.header-inner{width:min(1260px,calc(100% - 28px));max-width:none;margin:0 auto;padding:0!important;background:transparent!important;color:var(--text)!important}
body.lesson-lab-shell .lesson-site-footer.shell{width:min(1260px,calc(100% - 28px));max-width:none;margin:26px auto 0;padding:8px 0 26px!important;background:transparent!important;color:var(--muted2)!important}
body.lesson-lab-shell .site-header .brand-copy span{color:var(--muted)}
body.lesson-lab-shell .site-header .nav a.active{color:var(--text)}

body.lesson-lab-shell .mobile-tabbar{z-index:1200}
body.lesson-lab-shell :where(.sky,.depth-scene,.fov-frame,.trail-view canvas,.nd-scene,.twilight-sky,.milky-sky,.meteor-sky,.dr-scene,.histogram,.diff-sky,.pol-scene,.pol-meter){color-scheme:dark}
@media(max-width:760px){body.lesson-lab-shell .site-header .theme-select{width:80px!important;min-width:80px!important;max-width:80px!important}body.lesson-lab-shell .site-header .lang-select{width:72px!important;min-width:72px!important;max-width:72px!important}body.lesson-lab-shell .site-header .shell.header-inner{width:min(100% - 16px,1260px);padding:0!important}body.lesson-lab-shell .lesson-site-footer.shell{width:min(100% - 16px,1260px);padding:8px 0 calc(72px + env(safe-area-inset-bottom))!important}body.lesson-lab-shell :where(.depth-page,.fov-page,.trails-page,.nd-page,.twilight-page,.milky-page,.meteor-page,.dr-page,.diff-page,.pol-page,.shell){padding-top:14px!important;padding-bottom:68px!important}body.lesson-lab-shell .course-overview-image{margin:10px 0 16px;width:100%;max-width:none}body.lesson-lab-shell .course-overview-image img{max-height:220px}body.lesson-lab-shell .lesson-site-footer{margin-top:14px}}
@media(max-width:430px){body.lesson-lab-shell .site-header .theme-select{width:76px!important;min-width:76px!important;max-width:76px!important}body.lesson-lab-shell .site-header .lang-select{width:70px!important;min-width:70px!important;max-width:70px!important}body.lesson-lab-shell .course-overview-image img{max-height:188px}}
/* release-r20260922-3 */

.lesson-deep-dive{max-width:1180px;margin:28px auto 8px;border:1px solid var(--border);border-radius:18px;background:color-mix(in srgb,var(--panel) 94%,transparent);overflow:hidden}
.lesson-deep-dive>summary{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:18px 20px;cursor:pointer;font-weight:750;letter-spacing:-.015em;list-style:none}
.lesson-deep-dive>summary::-webkit-details-marker{display:none}.lesson-deep-dive[open]>summary{border-bottom:1px solid var(--border)}
.lesson-deep-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;background:var(--border)}
.lesson-deep-grid article{min-width:0;padding:18px 20px;background:var(--panel)}.lesson-deep-grid h2{margin:0 0 8px;font-size:1rem;line-height:1.35}.lesson-deep-grid p{margin:0;color:var(--muted);line-height:1.72}
@media(max-width:720px){.lesson-deep-dive{margin:22px 0 6px;border-radius:15px}.lesson-deep-grid{grid-template-columns:1fr}.lesson-deep-dive>summary,.lesson-deep-grid article{padding:16px}}


/* WTS lesson split alignment v1 — 2026-09-23 */
@media(min-width:1024px){.lesson-deep-dive>summary{min-height:56px;padding:18px 22px}.lesson-deep-grid{grid-auto-rows:1fr}.lesson-deep-grid>article{height:100%;padding:20px 22px}}


/* WTS standalone lab shell v1 — 2026-09-23 */
body.lesson-lab-shell>main{
  background:transparent!important;
  color:var(--text)!important;
  font-family:inherit!important;
}
@media(min-width:1024px){
  body.lesson-lab-shell>main{
    width:min(1180px,calc(100% - 48px))!important;
    max-width:none!important;
    margin:0 auto!important;
    padding:38px 0 72px!important;
  }
  body.lesson-lab-shell>main>.lesson-head,
  body.lesson-lab-shell>main>.depth-hero{
    max-width:920px!important;
    margin:0 0 26px!important;
    padding:0!important;
  }
  body.lesson-lab-shell>main>.lesson-head h1,
  body.lesson-lab-shell>main>.depth-hero h1,
  body.lesson-lab-shell>main>h1{
    max-width:1000px!important;
    margin:8px 0 11px!important;
    font-size:clamp(2.35rem,3.7vw,3.8rem)!important;
    line-height:1.02!important;
    letter-spacing:-.045em;
    text-wrap:balance;
  }
  body.lesson-lab-shell>main>.lesson-head p,
  body.lesson-lab-shell>main>.depth-hero p,
  body.lesson-lab-shell>main>p:first-of-type{
    max-width:850px!important;
    margin:0!important;
    color:var(--muted)!important;
    font-size:.88rem;
    line-height:1.7!important;
    text-wrap:pretty;
  }
  body.lesson-lab-shell>main>small{
    display:inline-block;
    color:var(--accent)!important;
    font-size:.66rem;
    font-weight:800;
    letter-spacing:.12em!important;
  }
  body.lesson-lab-shell .lab,
  body.lesson-lab-shell .fov-lab,
  body.lesson-lab-shell .depth-lab,
  body.lesson-lab-shell .twilight-lab,
  body.lesson-lab-shell .milky-lab,
  body.lesson-lab-shell .dr-lab,
  body.lesson-lab-shell .diff-lab,
  body.lesson-lab-shell .pol-lab,
  body.lesson-lab-shell .trails-lab,
  body.lesson-lab-shell .nd-lab,
  body.lesson-lab-shell .meteor-lab{
    margin-top:28px;
    margin-bottom:24px;
    align-items:start;
  }
  body.lesson-lab-shell .lab>section,
  body.lesson-lab-shell .fov-lab>*,
  body.lesson-lab-shell .depth-lab>*,
  body.lesson-lab-shell .twilight-lab>*,
  body.lesson-lab-shell .milky-lab>*,
  body.lesson-lab-shell .dr-lab>*,
  body.lesson-lab-shell .diff-lab>*,
  body.lesson-lab-shell .pol-lab>*,
  body.lesson-lab-shell .trails-lab>*,
  body.lesson-lab-shell .nd-lab>*,
  body.lesson-lab-shell .meteor-lab>*{
    min-width:0;
    align-self:start;
  }
  body.lesson-lab-shell .lesson-flow,
  body.lesson-lab-shell .fov-flow,
  body.lesson-lab-shell .twilight-flow,
  body.lesson-lab-shell .milky-flow,
  body.lesson-lab-shell .dr-flow,
  body.lesson-lab-shell .diff-flow,
  body.lesson-lab-shell .pol-flow,
  body.lesson-lab-shell .trail-flow,
  body.lesson-lab-shell .nd-flow,
  body.lesson-lab-shell .meteor-flow{
    margin-top:18px;
    gap:14px;
    grid-auto-rows:1fr;
  }
  body.lesson-lab-shell .lesson-flow>section,
  body.lesson-lab-shell .fov-flow>section,
  body.lesson-lab-shell .twilight-flow>section,
  body.lesson-lab-shell .milky-flow>section,
  body.lesson-lab-shell .dr-flow>section,
  body.lesson-lab-shell .diff-flow>section,
  body.lesson-lab-shell .pol-flow>section,
  body.lesson-lab-shell .trail-flow>section,
  body.lesson-lab-shell .nd-flow>section,
  body.lesson-lab-shell .meteor-flow>section{
    height:100%;
  }
}



/* WTS standalone lab surfaces v1 — 2026-09-23 */
body.lesson-lab-shell .fov-controls,
body.lesson-lab-shell .depth-controls,
body.lesson-lab-shell .twilight-controls,
body.lesson-lab-shell .milky-controls,
body.lesson-lab-shell .dr-controls,
body.lesson-lab-shell .diff-controls,
body.lesson-lab-shell .pol-controls,
body.lesson-lab-shell .trail-controls,
body.lesson-lab-shell .nd-controls,
body.lesson-lab-shell .meteor-controls,
body.lesson-lab-shell .fov-copy,
body.lesson-lab-shell .lesson-section,
body.lesson-lab-shell .twilight-copy,
body.lesson-lab-shell .milky-copy,
body.lesson-lab-shell .dr-copy,
body.lesson-lab-shell .diff-copy,
body.lesson-lab-shell .pol-copy,
body.lesson-lab-shell .trail-copy,
body.lesson-lab-shell .nd-copy,
body.lesson-lab-shell .meteor-copy{
  border-color:var(--border)!important;
  background:var(--surface)!important;
  color:var(--text)!important;
}
body.lesson-lab-shell .fov-controls label,
body.lesson-lab-shell .depth-controls label,
body.lesson-lab-shell .twilight-controls label,
body.lesson-lab-shell .milky-controls label,
body.lesson-lab-shell .dr-controls label,
body.lesson-lab-shell .diff-controls label,
body.lesson-lab-shell .pol-controls label,
body.lesson-lab-shell .trail-controls label,
body.lesson-lab-shell .nd-controls label,
body.lesson-lab-shell .meteor-controls label{
  color:var(--muted)!important;
}
html[data-theme="light"] body.lesson-lab-shell .meteor-controls input,
html[data-theme="light"] body.lesson-lab-shell .meteor-controls select{
  border-color:var(--border)!important;
  background:var(--surface-soft)!important;
  color:var(--text)!important;
}
@media(min-width:1024px){
  body.lesson-lab-shell .lab>section,
  body.lesson-lab-shell .fov-view,
  body.lesson-lab-shell .fov-controls,
  body.lesson-lab-shell .depth-preview,
  body.lesson-lab-shell .depth-controls,
  body.lesson-lab-shell .twilight-view,
  body.lesson-lab-shell .twilight-controls,
  body.lesson-lab-shell .milky-view,
  body.lesson-lab-shell .milky-controls,
  body.lesson-lab-shell .dr-view,
  body.lesson-lab-shell .dr-controls,
  body.lesson-lab-shell .diff-view,
  body.lesson-lab-shell .diff-controls,
  body.lesson-lab-shell .pol-view,
  body.lesson-lab-shell .pol-controls,
  body.lesson-lab-shell .trail-view,
  body.lesson-lab-shell .trail-controls,
  body.lesson-lab-shell .nd-view,
  body.lesson-lab-shell .nd-controls,
  body.lesson-lab-shell .meteor-view,
  body.lesson-lab-shell .meteor-controls{
    padding:18px!important;
    border-radius:18px!important;
    border-color:var(--border)!important;
    box-sizing:border-box;
  }
}



/* Coupled mobile lab v1 — keep the thing being changed and its primary controls in one viewport. */
@media(max-width:760px){
  body.lesson-lab-shell .wts-live-coupled{
    margin-top:16px!important;
    margin-bottom:18px!important;
  }
  body.lesson-lab-shell .wts-live-coupled> :first-child{
    width:100%!important;
    max-width:none!important;
    padding:12px!important;
    border-radius:16px!important;
  }
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    height:clamp(168px,25svh,210px)!important;
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    height:clamp(176px,26svh,218px)!important;
    min-height:0!important;
  }
  body.lesson-lab-shell .wts-live-coupled .wts-coupled-controls{
    margin-top:10px!important;
    padding:11px 0 0!important;
    border-top:1px solid var(--border)!important;
  }
  body.lesson-lab-shell .wts-live-coupled .wts-coupled-controls :where(input[type="range"],select,input[type="number"],input[type="datetime-local"]){
    min-height:36px;
  }
  body.lesson-lab-shell .wts-live-coupled :where(.twilight-metrics,.fov-metrics,.trail-metrics,.nd-metrics,.dr-metrics,.diff-metrics,.pol-metrics,.depth-metrics,.metrics){
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  body.lesson-lab-shell .wts-live-coupled :where(.twilight-tip,.twilight-fact,.dr-status,.dr-note,.diff-status,.diff-note,.pol-status,.pol-note,.nd-warning,.depth-status,.decision){
    margin-top:8px!important;
    margin-bottom:0!important;
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}
@media(max-width:430px){
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  }
  body.lesson-lab-shell .wts-live-coupled .trail-view canvas{height:clamp(164px,24svh,198px)!important}
}


/* WTS lesson control visual system v1 — 2026-09-25 */
body.lesson-lab-shell .wts-live-coupled> :first-child{
  background:linear-gradient(160deg,color-mix(in srgb,var(--surface) 97%,var(--accent) 1.5%),var(--surface))!important;
  border:1px solid var(--border)!important;
  color:var(--text)!important;
  box-shadow:0 12px 34px rgba(17,28,42,.08)!important;
}
body.lesson-lab-shell .wts-live-coupled .wts-coupled-controls{
  background:transparent!important;
  color:var(--text)!important;
  box-shadow:none!important;
}
body.lesson-lab-shell .wts-live-coupled :where(h2,h3,strong,.nd-value,.fov-value,.trail-value,.depth-value,.dr-value,.diff-value,.pol-value){
  color:var(--text)!important;
}
body.lesson-lab-shell .wts-live-coupled .wts-coupled-controls label{
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  color:var(--muted)!important;
  font-size:.78rem!important;
  font-weight:680!important;
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}
body.lesson-lab-shell .wts-live-coupled .wts-coupled-controls :where(.nd-value,.fov-value,.trail-value,.depth-value,.dr-value,.diff-value,.pol-value,.val){
  color:var(--text)!important;
  font-size:.8rem!important;
  font-weight:760!important;
  font-variant-numeric:tabular-nums;
}
body.lesson-lab-shell .wts-live-coupled input[type="range"]{
  --range-progress:50%;
  -webkit-appearance:none;
  appearance:none;
  width:100%;
  height:30px;
  margin:6px 0 0!important;
  padding:0;
  background:transparent;
  cursor:pointer;
  touch-action:pan-y;
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}
body.lesson-lab-shell .wts-live-coupled input[type="range"]::-webkit-slider-runnable-track{
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  border:0;
  border-radius:999px;
  background:linear-gradient(to right,
    var(--control-accent) 0 var(--range-progress),
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}
body.lesson-lab-shell .wts-live-coupled input[type="range"]::-webkit-slider-thumb{
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}
body.lesson-lab-shell .wts-live-coupled input[type="range"]::-moz-range-track{
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  border:0;
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body.lesson-lab-shell .wts-live-coupled input[type="range"]::-moz-range-progress{
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}
body.lesson-lab-shell .wts-live-coupled input[type="range"]::-moz-range-thumb{
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body.lesson-lab-shell .wts-live-coupled input[type="range"]:focus-visible{
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body.lesson-lab-shell :where(.depth-verdicts>div,.fov-verdict,.trail-verdicts>div,.nd-advice,.dr-verdicts>div,.diff-tradeoff>div){
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}
body.lesson-lab-shell :where(.depth-verdicts,.trail-verdicts,.dr-verdicts,.diff-tradeoff) small,
body.lesson-lab-shell :where(.fov-verdict,.nd-advice) small{
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}
body.lesson-lab-shell .nd-advice strong[data-level="good"],
body.lesson-lab-shell .depth-verdicts>div[data-ok="1"] strong,
body.lesson-lab-shell .dr-verdicts>div[data-ok="1"] strong{color:var(--ok)!important}
body.lesson-lab-shell .nd-advice strong[data-level="remove"],
body.lesson-lab-shell .depth-verdicts>div[data-ok="0"] strong,
body.lesson-lab-shell .dr-verdicts>div[data-ok="0"] strong{color:var(--danger)!important}
body.lesson-lab-shell .nd-advice strong[data-level="strong"],
body.lesson-lab-shell .nd-advice strong[data-level="long"]{color:var(--warn)!important}
html[data-theme="light"] body.lesson-lab-shell .wts-live-coupled> :first-child{
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}
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  }
  body.lesson-lab-shell .wts-live-coupled input[type="range"]::-webkit-slider-thumb{
    width:19px;height:19px;margin-top:-7px;
  }
  body.lesson-lab-shell :where(.nd-metrics,.twilight-metrics,.fov-metrics,.trail-metrics,.dr-metrics,.diff-metrics,.pol-metrics,.depth-metrics) div{
    padding:9px 10px!important;
  }
}


/* WTS beginner flow shared surfaces v1 — 2026-09-25 */
.wts-beginner{margin:18px 0 16px;padding:18px;border:1px solid var(--border,rgba(255,255,255,.12));border-radius:20px;background:linear-gradient(145deg,color-mix(in srgb,var(--surface,#0e1c2e) 94%,var(--accent,#72a7ff) 6%),var(--surface,#0e1c2e));box-shadow:0 14px 36px rgba(0,0,0,.10)}
 .wts-beginner-head{display:grid;grid-template-columns:auto 1fr;gap:10px;align-items:start}.wts-beginner-step{display:grid;place-items:center;width:32px;height:32px;border-radius:999px;border:1px solid color-mix(in srgb,var(--accent,#72a7ff) 45%,transparent);color:var(--accent,#72a7ff);font-size:.66rem;font-weight:850}
 .wts-beginner-kicker{display:block;color:var(--accent,#72a7ff);font-size:.64rem;font-weight:850;letter-spacing:.08em;text-transform:uppercase}.wts-beginner h2{margin:3px 0 5px;font-size:1.08rem;line-height:1.25}.wts-beginner-head p{margin:0;color:var(--muted,#9baabe);font-size:.76rem;line-height:1.58;max-width:850px}
 .wts-beginner-goal{margin:13px 0 0;padding:10px 12px;border-left:3px solid var(--accent,#72a7ff);border-radius:0 10px 10px 0;background:color-mix(in srgb,var(--accent,#72a7ff) 7%,transparent);color:var(--text,#f5f7fb);font-size:.78rem;line-height:1.6}
 .wts-beginner-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(260px,.9fr);gap:12px;margin-top:14px}.wts-beginner-box{min-width:0;padding:12px;border:1px solid var(--border,rgba(255,255,255,.12));border-radius:14px;background:color-mix(in srgb,var(--surface,#0e1c2e) 86%,transparent)}
 .wts-beginner-box>small{display:block;margin-bottom:8px;color:var(--muted,#9baabe);font-size:.62rem;font-weight:800;letter-spacing:.04em}.wts-presets{display:flex;flex-wrap:wrap;gap:7px}.wts-presets button,.wts-meteor-actions button{min-height:40px;padding:8px 11px;border:1px solid color-mix(in srgb,var(--accent,#72a7ff) 34%,var(--border,rgba(255,255,255,.12)));border-radius:10px;background:color-mix(in srgb,var(--accent,#72a7ff) 7%,var(--surface,#0e1c2e));color:var(--text,#f5f7fb);font:inherit;font-size:.72rem;font-weight:800;cursor:pointer}.wts-presets button:hover,.wts-presets button:focus-visible,.wts-meteor-actions button:hover,.wts-meteor-actions button:focus-visible{background:color-mix(in srgb,var(--accent,#72a7ff) 15%,var(--surface,#0e1c2e));outline:2px solid color-mix(in srgb,var(--accent,#72a7ff) 50%,transparent);outline-offset:2px}.wts-presets button[aria-pressed="true"]{background:color-mix(in srgb,var(--accent,#72a7ff) 20%,var(--surface,#0e1c2e));border-color:var(--accent,#72a7ff)}
 .wts-live{display:grid;gap:6px}.wts-live-row{display:grid;grid-template-columns:minmax(90px,.7fr) minmax(0,1.3fr);gap:8px;align-items:baseline}.wts-live-row span{color:var(--muted,#9baabe);font-size:.66rem}.wts-live-row strong{min-width:0;font-size:.76rem;line-height:1.42;overflow-wrap:anywhere}
 .wts-precision{margin:0;border:1px solid var(--border,rgba(255,255,255,.12));border-radius:16px;background:color-mix(in srgb,var(--surface,#0e1c2e) 92%,transparent);overflow:hidden}.wts-precision>summary{display:flex;align-items:center;justify-content:space-between;gap:10px;min-height:48px;padding:12px 14px;cursor:pointer;list-style:none;font-size:.75rem;font-weight:800}.wts-precision>summary::-webkit-details-marker{display:none}.wts-precision>summary small{color:var(--muted,#9baabe);font-size:.61rem;font-weight:600}.wts-precision>summary:after{content:"＋";color:var(--accent,#72a7ff)}.wts-precision[open]>summary:after{content:"−"}.wts-precision>*:not(summary){border-radius:0!important;border:0!important;box-shadow:none!important}
 .wts-native-precision{border-color:color-mix(in srgb,var(--accent,#72a7ff) 22%,var(--border,rgba(255,255,255,.12)))!important}.wts-native-precision>summary{min-height:44px}
 .wts-live-coupled{display:block!important}
 .wts-live-coupled>.wts-coupled-controls{display:none!important}
 .wts-live-coupled .wts-coupled-controls{margin:0!important;padding:14px 0 4px!important;border:0!important;border-top:1px solid var(--border,rgba(255,255,255,.12))!important;border-radius:0!important;background:transparent!important;box-shadow:none!important}
 .wts-live-coupled .wts-coupled-controls label:first-child{margin-top:0!important}
 .wts-native-coupled{display:block!important}.wts-native-coupled>summary{display:none!important}.wts-native-coupled>*:not(summary){border:0!important}
 .wts-course-deep{margin:14px 0;border:1px solid var(--border,rgba(255,255,255,.12));border-radius:16px;background:color-mix(in srgb,var(--surface,#0e1c2e) 90%,transparent);overflow:hidden}.wts-course-deep>summary{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:14px 16px;cursor:pointer;list-style:none;font-size:.78rem;font-weight:800}.wts-course-deep>summary::-webkit-details-marker{display:none}.wts-course-deep>summary small{color:var(--muted,#9baabe);font-size:.62rem;font-weight:600}.wts-course-deep>summary:after{content:"＋";color:var(--accent,#72a7ff)}.wts-course-deep[open]>summary:after{content:"−"}.wts-course-deep-body{padding:0 12px 12px}
 .wts-meteor-tools{display:grid;grid-template-columns:1fr auto;gap:8px;margin-bottom:9px}.wts-meteor-tools input{min-width:0;min-height:40px;padding:7px 9px;border:1px solid var(--border,rgba(255,255,255,.12));border-radius:9px;background:var(--surface,#0e1c2e);color:var(--text,#f5f7fb);font:inherit}.wts-meteor-actions{display:flex;gap:7px;flex-wrap:wrap}.wts-meteor-note{min-height:1em;margin:7px 0 0;color:var(--muted,#9baabe);font-size:.64rem}
 @media(max-width:760px){.wts-beginner{margin:12px 0;padding:13px;border-radius:16px}.wts-beginner-grid{grid-template-columns:1fr;gap:8px}.wts-beginner-head{gap:8px}.wts-beginner-goal{font-size:.74rem}.wts-presets{display:grid;grid-template-columns:1fr 1fr}.wts-presets button{width:100%;min-height:42px}.wts-live-row{grid-template-columns:minmax(76px,.65fr) minmax(0,1.35fr)}.wts-meteor-tools{grid-template-columns:1fr}.wts-meteor-actions{display:grid;grid-template-columns:1fr 1fr}.wts-live-coupled .wts-coupled-controls{padding:12px 0 2px!important}.wts-live-coupled .wts-coupled-controls label{margin-bottom:11px!important}.wts-live-coupled .wts-coupled-controls label:last-child{margin-bottom:0!important}}
 @media(max-width:520px){.wts-presets,.wts-meteor-actions{grid-template-columns:1fr}}