.m22-intro{display:grid;grid-template-columns:1fr 1fr;gap:40px;max-width:1000px;margin:0 auto 48px;font-size:16.5px}
.m22-intro h3{font-size:19px;margin-bottom:8px}.m22-intro>div{border-top:3px solid #8a93a0;padding-top:14px}.m22-intro>div+div{border-top-color:var(--blue)}
.m22-h{text-align:center;margin-bottom:8px}.m22-lead{max-width:860px;margin:0 auto 20px;text-align:center;font-size:15.5px;color:var(--muted)}
/* the panel is wider than the text column on desktop */
.m22-panel{border:1px solid #dbe1ea;border-radius:12px;background:#fff;width:min(1320px,calc(100vw - 48px));position:relative;left:50%;transform:translateX(-50%)}
.m22-head{position:sticky;top:58px;z-index:6;display:grid;grid-template-columns:auto minmax(0,1fr);gap:8px 22px;align-items:center;padding:10px 16px;background:#fafbfdf7;border-bottom:1px solid var(--line);border-radius:12px 12px 0 0;backdrop-filter:blur(8px)}
.m22-kinds{display:flex;gap:4px}
.m22-kind{display:flex;flex-direction:column;align-items:flex-start;gap:0;border:1px solid transparent;border-radius:7px;background:none;padding:5px 10px;text-align:left;color:#4d5868}
.m22-kind:hover{background:#f0f4fa}.m22-kind.is-on{background:#fff;border-color:var(--blue);box-shadow:inset 0 0 0 1px var(--blue);color:#1d232b}
.m22-kn{font-size:13px;font-weight:600;line-height:1.3;white-space:nowrap}.m22-kg{font:italic 14px/1.35 Georgia,"Times New Roman",serif;color:#1d232b;white-space:nowrap}
.m22-ks{display:none}.m22-pick .mk-pick{margin:0}
.m22-body{display:grid;grid-template-columns:minmax(0,380px) minmax(0,1fr);gap:28px;padding:16px 20px 14px}
.m22-left{min-width:0}.m22-video{position:relative}.m22-video .mk-v video{border-radius:8px}.m22-video .mk-ctrl{position:absolute;left:10px;bottom:10px;margin:0}
.m22-keys{display:grid;grid-template-columns:minmax(0,1fr) 30px minmax(0,1fr) 30px minmax(0,1fr);align-items:start;margin-top:12px}
.m22-still{display:block;border:0;background:none;padding:0;text-align:left;min-width:0}
.m22-still img{width:100%;max-width:104px;height:auto;aspect-ratio:1/1;object-fit:cover;border-radius:6px;background:#eef1f4;border:2px solid transparent}
.m22-still:hover img,.m22-still.is-on img{border-color:var(--blue)}
.m22-cap{display:flex;flex-wrap:wrap;gap:0 6px;align-items:baseline;font-size:12px;line-height:1.35;margin-top:4px;color:var(--muted)}.m22-cap b{color:#1d232b;font-size:13px}
.m22-val{display:flex;align-items:baseline;gap:6px;font-size:12px;color:var(--muted)}.m22-val strong{font-size:18px;color:var(--blue);font-weight:600;font-variant-numeric:tabular-nums}
.m22-s{font:400 34px/1 Georgia,"Times New Roman",serif;color:#b3261e;text-align:center;padding-top:30px}
.m22-keys[data-cat=success] .m22-s{color:#8a93a0}.m22-keys[data-cat=stall] .m22-s{color:#b77a2a}.m22-s2{font-size:18px;white-space:nowrap;padding-top:38px}
.m22-task{font-size:13px;color:#3d4652;margin:8px 0 0;line-height:1.45}
.m22-right{min-width:0;display:flex;flex-direction:column;gap:10px}
.m22-def{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:20px;align-items:center}
.m22-def h4{font-size:19px;margin:0 0 2px;letter-spacing:-.02em}.m22-def p{margin:0;font-size:14px;line-height:1.5}
.m22-tag{font-size:12px!important;text-transform:uppercase;letter-spacing:.08em;color:var(--blue);font-weight:650}
.m22-ineq{font:italic 18px/1.4 Georgia,"Times New Roman",serif!important;color:#1d232b;text-align:center;background:#f6f8fb;border-radius:9px;padding:9px 12px}
.m22-chart .mk-player{display:block}.m22-chart .mk-cap{font-size:13.5px;margin-top:0}
.m22-points{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;padding-top:10px;border-top:1px solid var(--line)}
.m22-pt b{display:block;font-size:13.5px}.m22-pt p{margin:0;font-size:13.5px;line-height:1.5;color:#3d4652}
.m22-note{font-size:12.5px;color:var(--muted);margin:12px auto 0;max-width:1000px;text-align:center}
.m22-joint{max-width:900px;margin:60px auto 0}.m22-joint h3{text-align:center}
.m22-steps{counter-reset:s;list-style:none;padding:0;margin:0;display:grid;grid-template-columns:1fr 1fr;gap:16px 32px;font-size:15.5px;line-height:1.6}
.m22-steps li{counter-increment:s;position:relative;padding-left:38px}.m22-steps li::before{content:counter(s);position:absolute;left:0;top:1px;width:26px;height:26px;border-radius:50%;background:#e8eff9;color:var(--blue);font-weight:700;font-size:13px;display:grid;place-items:center}
.m22-steps b{display:block}
/* small laptop (1280×720): shorter video column so the whole panel fits */
@media(min-width:901px) and (max-height:800px){.m22-body{grid-template-columns:minmax(0,300px) minmax(0,1fr);padding:10px 18px 8px;gap:24px}.m22-right{gap:6px}.m22-tag{display:none}.m22-ineq{padding:6px 10px;font-size:17px!important}.m22-points{padding-top:6px}.m22-head{padding-block:6px}.m22-points p{font-size:13px}.m22-def p{font-size:13.5px}}
@media(max-width:1180px){.m22-head{grid-template-columns:1fr}}
@media(max-width:900px){.m22-intro,.m22-steps{grid-template-columns:1fr;gap:16px}.m22-panel{width:100%;left:0;transform:none}
 .m22-body{grid-template-columns:1fr;gap:14px;padding:12px}.m22-left{display:contents}.m22-keys{order:1;margin-top:0}.m22-chart{order:2}.m22-video{order:3;max-width:420px}.m22-task{order:4;margin:0}.m22-right{display:contents}
 .m22-def{order:5;grid-template-columns:1fr;gap:8px}.m22-points{order:6;grid-template-columns:1fr;gap:8px}}
@media(max-width:600px){.m22-head{top:52px;padding:8px 10px;gap:6px}.m22-kinds{gap:2px}.m22-kind{flex:1 1 auto;align-items:center;padding:6px 2px}.m22-kn,.m22-kg{display:none}.m22-ks{display:block;font-size:12px;font-weight:600;white-space:nowrap}
 .m22-pick .mk-pick{gap:3px}.m22-pick .mk-pick .small-button{min-width:28px;padding:3px 0}
 .m22-still img{max-width:none}.m22-s{font-size:26px;padding-top:26%}.m22-s2{font-size:13px;padding-top:30%}.m22-def h4{font-size:18px}.m22-ineq{font-size:16px!important}}
.m22-ks b{display:block;font-size:12px;color:var(--blue)}
/* r13 additions on top of method22.css */
.m13-sign{margin:10px 0 -6px;font-size:12.5px;color:var(--muted)}
.m22-val.m13-bad{flex-wrap:wrap}.m22-val.m13-bad strong{color:#b3261e}.m22-val.m13-bad em{flex-basis:100%;font-style:normal;font-size:11.5px;color:#b3261e;margin-top:-2px}
.m13-ar{margin:0;font-size:13.5px;line-height:1.6;color:#3d4652}.m13-ar b{display:inline;font-size:13.5px;color:var(--ink)}
.m22-points.m13-two{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
.m22-points.m13-rows{grid-template-columns:auto minmax(0,1fr);gap:6px 18px;align-items:baseline}.m13-rows>b{font-size:13.5px}.m13-rows>p{margin:0;font-size:13.5px;line-height:1.55;color:#3d4652}
.m22-points.m13-one{display:block}.m13-one>p{margin:0;font-size:14px;line-height:1.55;color:#3d4652}
@media(max-width:900px){.m22-points.m13-two{grid-template-columns:1fr}}
/* stills: title, time and prediction in shared rows, so the numbers line up even when a title wraps */
.m22-keys{grid-template-rows:auto auto auto}.m22-keys>*{grid-row:1/span 3}
.m22-still{display:grid;grid-template-rows:subgrid;align-content:start}.m22-cap{align-self:start}.m22-val{align-self:end}
/* KaTeX formulas in the section */
#method .katex{font-size:1.08em}.m22-ineq .katex{font-size:1.1em}.m22-ineq{line-height:1.5}.m22-kg .katex{font-size:1em}
.m22-ineq{font-style:normal}.m22-ineq .m13-t{font:15px/1.5 var(--sans,system-ui,-apple-system,"Segoe UI",sans-serif);color:#3d4652}