header,main{max-width:1640px}header p{margin:5px 0 0}.scope{padding:14px 18px;border-left:3px solid #9470dd;background:#191e2d;margin:0 0 24px}#stages{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px}#stages button{text-align:left;background:#151b28;border-color:#343e55;font-size:14px}#stages button[aria-current=step]{background:#49316f;border-color:#b39be0}.stage-intro{margin:28px 0 20px}.stage-intro h2{font-size:24px;margin-top:14px}.stage-intro p{max-width:1040px;color:#d3d9e8;font-size:16px}.pill{font-size:12px;padding:5px 10px;border-radius:5px;background:#493521;color:#ffd695}.pill.preserved{background:#213d38;color:#a4e5ce}.three-columns{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.study-column{min-width:0;border:1px solid #38425a;border-top:4px solid #6d93b7;border-radius:12px;background:#121924;padding:18px}.study-column.current{border-top-color:#b28bf5}.study-column.proposal{border-top-color:#e0ad57}.study-column h3{margin:0 0 10px;font-size:17px}.study-column>p{min-height:110px;margin-top:12px;color:#c2cbde}.study-column .origin{font-size:11px;overflow-wrap:anywhere;color:#9fabca;margin:14px 0;min-height:0}.study-column .state{font-size:11px;letter-spacing:.04em;text-transform:uppercase;color:#91bada}.study-column.current .state{color:#c5a5ff}.study-column.proposal .state{color:#ffd384}.study-column pre{background:#090f18;border:1px solid #29344a;border-radius:7px;font:12px/1.75 ui-monospace,SFMono-Regular,Consolas,monospace;white-space:pre-wrap;overflow-wrap:anywhere;overflow:auto;max-height:460px;padding:12px;margin:0}.study-column code{color:#e4eaf5}.study-column mark{background:#60442b;color:#ffe1ac;border-bottom:1px solid #ecb354}.study-column .copy{font-size:12px;padding:7px 10px;margin-top:12px}.stage-actions{display:flex;justify-content:space-between;align-items:center;gap:10px;margin:20px 0 38px}.stage-actions span{font-size:13px;color:#b3bdd1}.example select{display:block;margin:8px 0 22px;max-width:100%;font:inherit;background:#0b0e15;border:1px solid #485671;border-radius:7px;padding:12px;color:#fff}.example .study-column>p{min-height:0}.example h4{font-size:13px;margin:14px 0 4px}.example .result{font-family:ui-monospace,monospace;overflow-wrap:anywhere}.example .count{font-size:25px;font-weight:700;color:#e5d9ff;margin:8px 0}.footnote{font-size:12px;color:#98a4be}.button-link{display:inline-block;padding:10px 16px;background:#7046cb;color:white;border-radius:7px;text-decoration:none}@media(max-width:1050px){.three-columns{grid-template-columns:1fr}.study-column>p{min-height:0}.study-column pre{max-height:340px}#stages{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:540px){header{display:block}header nav{align-items:flex-start;margin-top:14px}.stage-actions{flex-wrap:wrap}.stage-actions button{font-size:12px;padding:10px}.study-column{padding:14px}.stage-intro h2{font-size:21px}}

#columns{grid-template-columns:repeat(2,minmax(0,1fr))}#columns>.proposal{grid-column:1/-1}#columns>.proposal>p{min-height:0}.proposal-pair{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.proposal-pane{min-width:0}.proposal-pane h4{margin:6px 0;font-size:17px}.proposal-line{display:inline-block;min-width:100%;border-radius:2px}.proposal-line.removed{background:#491f2a;color:#ffc4ce}.proposal-line.added{background:#143d31;color:#adf0d2}.diff-sign{display:inline-block;width:1.3em;user-select:none;font-weight:700}.diff-legend{font-size:13px;color:#cdd6e8}@media(max-width:1050px){#columns,.proposal-pair{grid-template-columns:1fr}}

#sections{display:flex;flex-wrap:wrap;gap:10px;margin:0 0 22px}#sections a{border:1px solid #485773;border-radius:8px;padding:11px 16px;color:#cbd7ec;text-decoration:none}#sections a[aria-current=page]{background:#51337b;color:white;border-color:#b497e6}