*{box-sizing:border-box}html{scroll-behavior:auto;scroll-padding-top:70px}body{margin:0;font:14px/1.5 Arial,sans-serif;background:#f4f4f2;color:#1a1917}.review-bar{position:sticky;top:0;z-index:1000;min-height:58px;padding:9px 20px;display:flex;align-items:center;gap:12px;background:#fff;border-bottom:2px solid #0f8e80;box-shadow:0 2px 8px #0000000c}.review-brand{font-weight:750;text-decoration:none;color:#08766a;white-space:nowrap;margin-right:auto}.review-jump{display:flex;align-items:center;gap:8px}.review-bar select,.review-bar button{min-height:38px;border:1px solid #deddda;border-radius:9px;background:#f4f4f2;color:#1a1917;font:inherit;padding:6px 10px;max-width:340px}.review-bar button{cursor:pointer}.review-bar button:focus-visible,.review-bar select:focus-visible,#review-index a:focus-visible{outline:3px solid #0f8e80;outline-offset:2px}.review-intro{padding:12px 20px;background:#e2f2ef;color:#29514a;font-size:12px}.baseline-block{scroll-margin-top:0}.baseline-label{display:flex;align-items:center;gap:12px;background:#fff;border-top:1px solid #deddda;border-bottom:1px solid #deddda;padding:11px 20px;font:13px/1.4 Arial,sans-serif;position:relative;z-index:3}.baseline-label strong{color:#fff;background:#08766a;padding:5px 9px;border-radius:6px;letter-spacing:.02em}.baseline-label span{font-weight:700}.baseline-label small{color:#62615c}.baseline-label>a{margin-left:auto;color:#08766a}.review-status{font-size:11px!important;font-weight:400!important;color:#8b4c18;background:#fff2d8;padding:3px 8px;border-radius:5px}.version-label{background:#ecebe7;padding:8px 20px;font-size:12px;font-weight:700;color:#62615c;border-bottom:1px solid #deddda}.source-claude,.source-original{display:flow-root;min-width:0;font-size:16px}.labels-hidden .baseline-label,.labels-hidden .version-label{display:none}#review-index{position:fixed;top:60px;right:16px;z-index:1001;max-height:calc(100dvh - 80px);overflow:auto;width:min(440px,calc(100vw - 32px));background:white;border:1px solid #deddda;border-radius:12px;box-shadow:0 12px 40px #0002;padding:8px}#review-index[hidden]{display:none}#review-index a{display:block;padding:9px 10px;border-radius:6px;color:#1a1917;text-decoration:none}#review-index a:hover{background:#e2f2ef}#review-index b{display:inline-block;color:#08766a;width:42px}.source-original :scope{min-width:0}@media(max-width:700px){.review-bar{padding:8px 12px;gap:8px;flex-wrap:wrap}.review-brand{font-size:13px}.review-jump{order:4;width:100%;font-size:12px}.review-jump select{max-width:none;flex:1;min-width:0}.review-bar button{font-size:12px;padding:6px 8px}html{scroll-padding-top:112px}.baseline-block{scroll-margin-top:0}.baseline-label{gap:8px;padding:9px 12px;flex-wrap:wrap}.baseline-label>span{flex:1;min-width:140px}.review-status{flex:none!important}.review-intro{padding:10px 12px}#review-index{top:108px;max-height:calc(100dvh - 125px)}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
.baseline-label{flex-wrap:wrap}.section-questions{flex:0 0 100%;min-width:0;display:grid;grid-template-columns:135px minmax(0,1fr);gap:4px 12px;border-top:1px solid #deddda;padding-top:9px;color:#62615c;font:400 12px/1.5 Arial,sans-serif}.section-questions>b{font-weight:600;color:#08766a}.section-questions ul{margin:0;padding-left:18px;min-width:0}.section-questions li{text-wrap:pretty;padding-left:2px}.section-questions li+li{margin-top:3px}@media(max-width:700px){.section-questions{grid-template-columns:1fr;gap:5px;padding-top:8px}}
/* Short topic navigation mirrors the main menu; the review index retains every B ID. */
.chapter-rail{opacity:0;visibility:hidden;pointer-events:none;transition:opacity 180ms ease,visibility 0s linear 180ms}.chapter-rail.is-visible{opacity:1;visibility:visible;pointer-events:auto;transition:opacity 180ms ease,visibility 0s}
.chapter-rail{--chapter-glass:rgb(255 252 245 / .8)}
.chapter-rail{position:fixed;right:14px;top:calc(50% + var(--review-offset,70px)/2);transform:translateY(-50%);width:152px;max-height:calc(100dvh - var(--review-offset,70px) - 100px);display:flex;flex-direction:column;z-index:850;padding:8px;background:#FFFCF5;border:1px solid #08766A;border-radius:12px;box-shadow:3px 3px 0 #FB7664;font:12px/1.35 "Plus Jakarta Sans",Arial,sans-serif}
.chapter-heading{display:flex;align-items:center;gap:7px;min-height:36px;padding:0 5px 7px;border-bottom:1px solid #08766A25;color:#08766A;font-size:10px;font-weight:750;letter-spacing:.045em;text-transform:uppercase;white-space:nowrap}.chapter-heading>span{font-size:22px;line-height:1;color:#D85C4B}
#chapter-toggle{display:none;align-items:center;justify-content:space-between;gap:9px;min-height:44px;width:100%;padding:8px 12px;border:0;border-radius:11px;background:#FFFCF5;color:#08766A;font:700 12px/1.2 "Plus Jakarta Sans",Arial,sans-serif;cursor:pointer;white-space:nowrap}#chapter-toggle>span:first-child{font-size:21px;color:#D85C4B}.chapter-chevron{flex:none;width:24px;height:24px;overflow:visible;stroke:currentColor;stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round;transition:transform .18s ease}.chapter-chevron .chevron-echo{stroke:#D85C4B;stroke-width:1.5;opacity:.45}.is-open .chapter-chevron{transform:rotate(180deg)}
#chapter-links{position:relative;overflow-y:auto;overflow-x:hidden;min-height:0;scrollbar-width:thin;scrollbar-color:#B5D3CD transparent;padding-top:5px;display:grid;gap:2px}
#chapter-links a{position:relative;display:flex;align-items:center;gap:7px;min-height:44px;padding:8px 6px;color:#62615C;text-decoration:none;border-radius:8px;font-size:11px;font-weight:650;white-space:nowrap}
.chapter-mark{flex:none;width:5px;height:5px;border-radius:50%;background:#08766A50}.chapter-name{min-width:0}
#chapter-links a:hover{background:#E2F2EF;color:#08766A}#chapter-links a[aria-current="location"]{background:#E2F2EF;color:#08766A;font-weight:800}#chapter-links a[aria-current="location"] .chapter-mark{height:16px;width:3px;margin-inline:1px;background:#D85C4B;border-radius:2px}
#chapter-links a.chapter-apply{margin-top:5px;border-top:1px solid #08766A25;color:#08766A}#chapter-links a:focus-visible,#chapter-toggle:focus-visible{outline:2px solid #08766A;outline-offset:-2px}
@media(max-width:1099px){.chapter-rail{top:auto;bottom:max(16px,calc(env(safe-area-inset-bottom) + 16px));transform:none;width:166px;padding:0;max-height:calc(100dvh - var(--review-offset,70px) - 85px)}.chapter-heading{display:none}#chapter-toggle{display:flex}#chapter-links{display:none}.chapter-rail.is-open{width:186px;padding:5px}.chapter-rail.is-open #chapter-links{display:grid}.chapter-rail.is-open #chapter-toggle{border-bottom:1px solid #08766A25;border-radius:7px 7px 0 0}#chapter-links a{font-size:12px;padding-inline:10px}}
@media(prefers-reduced-motion:reduce){.chapter-chevron,.chapter-rail,.chapter-rail.is-visible{transition:none}}
@media(forced-colors:active){.chapter-rail{border:1px solid CanvasText;box-shadow:none}#chapter-links a[aria-current="location"]{outline:2px solid Highlight;outline-offset:-2px}.chapter-mark{background:CanvasText}}

/* Frost only the panel surface, preserving full-opacity text and focus cues. */
@supports (backdrop-filter:blur(1px)) or (-webkit-backdrop-filter:blur(1px)){
 .chapter-rail{background:var(--chapter-glass);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:3px 3px 0 rgb(251 118 100 / .55),0 6px 20px #292D3310}
 #chapter-toggle{background:transparent}
}
@media(forced-colors:active){.chapter-rail{background:Canvas;backdrop-filter:none;-webkit-backdrop-filter:none;box-shadow:none}}


@media(max-width:1099px){body{padding-bottom:calc(80px + env(safe-area-inset-bottom,0px))}}
.review-bar select,.review-bar button{min-height:44px}
.section-review-notes{flex:0 0 100%;min-width:0;display:grid;grid-template-columns:135px minmax(0,1fr);gap:6px 12px;border-top:1px solid #DEDDDA;padding-top:9px;color:#62615C;font:400 12px/1.55 Arial,sans-serif}
.section-review-notes>b{color:#08766A;font-weight:600}.section-review-notes>div{min-width:0}.section-review-notes p{margin:0;text-wrap:pretty;max-width:110ch}.section-review-notes p+p{margin-top:5px}.section-review-notes p>b{color:#1A1917}
.layout-alternative{margin:0;background:#F4F4F2;border-block:1px solid #DEDDDA;font:13px/1.5 "Plus Jakarta Sans",Arial,sans-serif}.layout-alternative>summary{min-height:44px;padding:12px 20px;color:#08766A;font-weight:700;cursor:pointer}.layout-alternative>summary:focus-visible{outline:3px solid #08766A;outline-offset:-3px}.labels-hidden .layout-alternative{display:none}
.source-claude .demo-recap{margin-top:28px;border:1px solid #DEDDDA55;border-radius:12px;padding:0 18px}.source-claude .demo-recap>summary{min-height:44px;padding:13px 0;font:700 14px/1.5 var(--body);cursor:pointer}.source-claude .demo-recap>summary:focus-visible{outline:3px solid #FB7664;outline-offset:3px}.source-claude .demo-recap .flow{margin-block:12px 20px}.source-claude .demo-next{margin-top:32px}.source-claude .demo-next a{display:inline-flex;align-items:center;gap:10px;min-height:44px;padding:10px 16px;border:1px solid #E2F2EF88;border-radius:12px;color:#E2F2EF;font-weight:700;text-decoration:none}.source-claude .demo-next a:focus-visible{outline:3px solid #FB7664;outline-offset:3px}
@media(max-width:700px){.section-review-notes{grid-template-columns:1fr;gap:5px}.layout-alternative>summary{padding-inline:16px}}

/* Compact review strips keep the sales-page rhythm visible. */
.baseline-label{display:block;padding:4px 20px}
.section-review-row{display:flex;align-items:center;gap:12px;min-width:0;min-height:44px}
.section-review-row>strong{flex:none}.section-review-title{flex:0 1 360px;min-width:0;font-weight:700;text-wrap:pretty}.section-review-row>small{flex:none;color:#62615C;font-size:10px}
.section-review-row>a{display:inline-flex;align-items:center;justify-content:center;min-height:44px;min-width:44px;color:#08766A}
.section-notes-toggle{display:inline-flex;align-items:center;justify-content:center;gap:7px;flex:none;min-height:44px;padding:7px 10px;border:0;border-radius:8px;background:transparent;color:#08766A;font:600 12px/1.3 Arial,sans-serif;cursor:pointer;white-space:nowrap}.section-notes-toggle:hover{background:#E2F2EF}.section-notes-toggle[aria-expanded="true"]>span{transform:rotate(180deg)}
.section-complete{display:inline-flex;align-items:center;justify-content:center;gap:7px;flex:none;min-height:44px;padding:6px 9px;border-radius:8px;font:12px/1.3 Arial,sans-serif;cursor:pointer;color:#62615C;white-space:nowrap}.section-complete input{width:16px;height:16px;margin:0;accent-color:#08766A;cursor:pointer}.section-complete:has(input:checked){background:#E2F2EF;color:#08766A}.section-complete span{font-weight:600}
.section-notes-toggle:focus-visible,.section-review-row>a:focus-visible,.section-complete:has(input:focus-visible){outline:2px solid #08766A;outline-offset:1px}
.section-notes{display:grid;gap:10px;padding:6px 0 10px}.section-notes[hidden]{display:none}
[data-review-complete="true"]>.baseline-label{background:#F0F7F4;box-shadow:inset 3px 0 #08766A}
#review-save-notice{margin:0;padding:10px 20px;background:#FFF2D8;color:#704800;font-size:12px}#review-save-notice[hidden]{display:none}
@media(max-width:700px){.baseline-label{padding:4px 12px}.section-review-row{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:2px 8px}.section-review-title{font-size:12px}.section-review-row>small{font-size:9px}.section-notes-toggle{justify-self:start}.section-complete{justify-self:end}.section-review-row>a{justify-self:end}.section-notes{padding-top:8px}}

/* The compact chapter menu replaces the separate return control. */
@media(max-width:1099px){#back-to-top{display:none!important}}

/* A slim dot rail expands over the page without reserving layout width. */
.chapter-rail{width:44px;padding:4px;transition:opacity 180ms ease,visibility 0s linear 180ms,width 180ms ease}
.chapter-rail.is-visible{transition:opacity 180ms ease,visibility 0s,width 180ms ease}
.chapter-rail .chapter-heading{display:none}
.chapter-rail.is-open{width:152px;padding:8px}
.chapter-rail.is-open .chapter-heading{display:flex}
.chapter-rail:not(.is-open) #chapter-links{display:grid;padding-top:0;gap:0}
.chapter-rail:not(.is-open) #chapter-links a{justify-content:center;padding:0;gap:0;background:transparent}
.chapter-rail:not(.is-open) .chapter-name{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
.chapter-rail:not(.is-open) .chapter-mark{width:6px;height:6px;border-radius:50%}
.chapter-rail:not(.is-open) #chapter-links a[aria-current="location"] .chapter-mark{width:9px;height:9px;margin:0;border-radius:50%;box-shadow:0 0 0 3px #FB766428}
.chapter-rail:not(.is-open) #chapter-links a.chapter-apply{margin-top:0;border-top:0}
@media(max-width:1099px){
 .chapter-rail{width:44px;padding:4px}
 .chapter-rail.is-open{width:186px;padding:5px}
 .chapter-rail.is-open .chapter-heading{display:none}
 .chapter-rail:not(.is-open) #chapter-toggle{position:absolute;inset:0;z-index:2;padding:0;min-height:44px;font-size:0;gap:0;background:transparent}
 .chapter-rail:not(.is-open) #chapter-toggle>span,.chapter-rail:not(.is-open) #chapter-toggle>svg{display:none}
 .chapter-rail.is-open #chapter-toggle{position:static;font-size:12px;gap:9px;padding:8px 12px}
}
@media(prefers-reduced-motion:reduce){.chapter-rail,.chapter-rail.is-visible{transition:none}}