@font-face{font-family:PR IPA;src:url('/data/pr-ipa-regular-v97.woff') format('woff');font-style:normal;font-weight:400 500;font-display:swap}
@font-face{font-family:PR IPA;src:url('/data/pr-ipa-bold-v97.woff') format('woff');font-style:normal;font-weight:600 900;font-display:swap}
/* One lesson design system, across all five workbooks and Connected Speech. */
main:has(.lesson-heading){--pr97-bg:#17233f;--pr97-raised:#1d2c49;--pr97-text:#f7f5ee;--pr97-muted:#c7d0e0;--pr97-rim:#e9cf9438;--pr97-accent:#e9cf94;--pr97-chip:#273652;--pr97-shadow:0 12px 32px #060e2224;font-family:Nunito,'Segoe UI',sans-serif;color:var(--pr97-text);padding-top:24px!important;isolation:isolate}
html[data-theme=light] main:has(.lesson-heading){--pr97-bg:#fffefd;--pr97-raised:#f7f4ed;--pr97-text:#0e1836;--pr97-muted:#4d5870;--pr97-rim:#d8cbb0;--pr97-accent:#806020;--pr97-chip:#f2eee5;--pr97-shadow:0 12px 32px #29324b09}
main:has(.lesson-heading) :is(h1,h2,h3,.lesson-display){font-family:Nunito,'Segoe UI',sans-serif!important;font-style:normal;letter-spacing:-.025em;font-weight:800}
main:has(.lesson-heading) :is(.lesson-ipa,.pr85-ipa-token){font-family:'PR IPA','DejaVu Sans',sans-serif!important;font-style:normal!important;font-weight:600!important}
main:has(.lesson-heading) .lesson-heading{position:relative!important;top:auto!important;z-index:1;padding:28px 32px 30px!important;margin:0!important;border:1px solid var(--pr97-rim);border-radius:28px;background:linear-gradient(120deg,var(--pr97-bg),var(--pr97-raised));box-shadow:var(--pr97-shadow);overflow:visible;display:block!important}
main:has(.lesson-heading) .lesson-heading>div:first-child{max-width:100%}
main:has(.lesson-heading) .lesson-heading>div.flex.items-center{display:none!important} /* Redundant JL bubble; account avatar stays in site navigation. */
main:has(.lesson-heading) .lesson-heading p{font-size:13px;font-weight:700;letter-spacing:.045em;color:var(--pr97-accent);line-height:1.7}
main:has(.lesson-heading) .lesson-heading h1{font-size:clamp(30px,3.25vw,48px)!important;line-height:1.13!important;margin:12px 0 0!important;text-wrap:balance;max-width:24ch;color:var(--pr97-text)}
main:has(.lesson-heading) .lesson-heading h1 .lesson-ipa{font-size:1.04em!important;color:var(--pr97-accent);margin-left:14px!important;vertical-align:baseline}
html body main:has(.lesson-heading) .lesson-tabbar{z-index:60!important;background:transparent!important;border:0!important;box-shadow:none!important;backdrop-filter:none!important;position:sticky!important;top:calc(var(--pr85-header-height,97px) + 8px)!important;margin:16px 0 26px!important;padding:0!important}
main:has(.lesson-heading) .lesson-tabbar nav{padding:5px!important;border:1px solid var(--pr97-rim)!important;border-radius:17px!important;background:var(--pr97-bg)!important;background-image:none!important;box-shadow:0 5px 18px #060e2210!important;backdrop-filter:none!important}
main:has(.lesson-heading) .lesson-tabbar nav button{border-radius:12px!important;min-height:43px!important;padding:10px 18px!important;font-size:14px!important;font-weight:800;transition:background-color .18s,color .18s,transform .18s!important;box-shadow:none!important;color:var(--pr97-text)}
main:has(.lesson-heading) .lesson-tabbar nav button.bg-gold{background:#e9cf94!important;color:#0e1836!important}
main:has(.lesson-heading) .lesson-tabbar nav button:hover{transform:translateY(-1px)}
html body main:has(.lesson-heading) .lesson-tabbar:has(button:only-child){position:static!important;margin:18px 0 24px!important}
main:has(.lesson-heading) .lesson-tabbar nav:has(button:only-child){padding:0!important;border:0!important;background:transparent!important;box-shadow:none!important;border-radius:0!important}
main:has(.lesson-heading) .lesson-tabbar nav button:only-child{min-height:28px!important;background:transparent!important;color:var(--pr97-accent)!important;padding:0 0 7px!important;border-bottom:2px solid #e9cf94;border-radius:0!important;font-size:12px!important;letter-spacing:.1em;text-transform:uppercase;cursor:default;transform:none!important}
.pr97-content-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;align-items:start}
.pr97-card{background:var(--pr97-bg);border:1px solid var(--pr97-rim);border-radius:24px;padding:26px;box-shadow:var(--pr97-shadow);min-width:0;transition:transform .22s ease,box-shadow .22s ease,opacity .5s ease,translate .5s ease}
.pr97-card-heading{display:flex;gap:17px;align-items:center;padding-bottom:21px;border-bottom:1px solid var(--pr97-rim);margin-bottom:4px}
.pr97-symbol{display:grid;place-items:center;flex:0 0 auto;min-width:75px;min-height:75px;padding:8px 10px;border-radius:19px;background:#0e1836;color:#e9cf94;border:1px solid #e9cf9450;font:700 36px/1.2 'PR IPA','DejaVu Sans',sans-serif;letter-spacing:-.04em;box-shadow:inset 0 1px 0 #ffffff13}
.pr97-card-title{font-size:25px;line-height:1.2;color:var(--pr97-text);margin:0}
.pr97-mistakes,.pr97-callout-lines{list-style:none;padding:0;margin:0}
.pr97-mistake-row{padding:20px 0;border-bottom:1px solid var(--pr97-rim)}
.pr97-mistake-row:last-child{padding-bottom:0;border:0}
.pr97-comparisons{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:12px}
.pr97-example{display:inline-flex;gap:7px;align-items:center;max-width:100%;padding:9px 11px;border-radius:12px;border:1px solid;font-size:13px}
.pr97-say{background:#e3f2e8;color:#14532d;border-color:#8fbd9c}
.pr97-not{background:#fbe4e6;color:#7c1f2b;border-color:#d69aa3}
.pr97-example-label{font-size:11px;font-weight:800;letter-spacing:.035em}
.pr97-example-icon{font:800 16px/1 'PR IPA',sans-serif}
.pr97-example-ipa{font:700 21px/1.45 'PR IPA','DejaVu Sans',sans-serif;overflow-wrap:anywhere}
.pr97-tip{font-size:15.5px;line-height:1.8;color:var(--pr97-muted);margin:0;max-width:65ch}
.pr97-inline-ipa{display:inline;padding:2px 5px;background:var(--pr97-chip);border-radius:5px;color:var(--pr97-text);font:600 1em/1.7 'PR IPA','DejaVu Sans',sans-serif;box-decoration-break:clone;-webkit-box-decoration-break:clone;overflow-wrap:anywhere}
.pr97-section-mark{display:grid;place-items:center;flex:0 0 42px;height:42px;background:var(--pr97-chip);color:var(--pr97-accent);border-radius:12px;font-size:13px;font-weight:800;letter-spacing:.05em}
.pr97-callout-card{border-top:3px solid #e9cf94}
.pr97-aside{padding:18px 0;font-size:17px;line-height:1.85;color:var(--pr97-muted);border-bottom:1px solid var(--pr97-rim)}
.pr97-aside:last-child{border:0;padding-bottom:0}
.pr97-callout-card:has([data-pr97-original*="Phantom Schwa"]){grid-column:1/-1}
.pr97-callout-card [data-pr97-original^="KYS"]{font-weight:800;font-size:21px;color:var(--pr97-text);border:1px solid var(--pr97-rim);border-radius:14px;background:var(--pr97-raised);padding:16px 20px;margin:20px 0 0}
.pr97-prose-stack{display:grid;gap:24px}
.pr97-prose-card{padding:32px}
.pr97-prose-title{font-size:28px;line-height:1.2;color:var(--pr97-text);margin:0 0 24px}
.pr97-prose{max-width:72ch;font-size:18px;line-height:1.9;color:var(--pr97-muted)}
.pr97-prose p{white-space:pre-wrap;margin:22px 0 0}
.pr97-prose .pr97-lead{font-size:19px;line-height:1.85;background:var(--pr97-raised);padding:22px 24px;border-radius:16px;border-left:3px solid #e9cf94;color:var(--pr97-text);margin:0}
main:has(.lesson-heading)>.space-y-14{display:grid;gap:28px}
main:has(.lesson-heading)>.space-y-14>*{margin:0!important}
main:has(.lesson-heading) blockquote{background:var(--pr97-raised);border:1px solid var(--pr97-rim);border-left:4px solid #e9cf94;border-radius:20px;padding:24px 28px!important;max-width:none!important}
main:has(.lesson-heading) blockquote .lesson-display{font-size:24px!important;line-height:1.5!important}
main:has(.lesson-heading) blockquote p:last-child{color:var(--pr97-accent)}
main:has(.lesson-heading) #profile{background:var(--pr97-bg)!important;background-image:none!important;border:1px solid var(--pr97-rim);box-shadow:var(--pr97-shadow);border-radius:24px;padding:32px!important;gap:32px!important}
main:has(.lesson-heading) #profile>.lesson-ipa{background:#0e1836;color:#e9cf94;min-width:150px;padding:32px 18px;border-radius:20px;font:700 70px/1.2 'PR IPA',sans-serif!important}
main:has(.lesson-heading) #profile .pr85-ipa-token{color:inherit!important;font-size:inherit!important}
main:has(.lesson-heading) #profile dt{color:var(--pr97-accent);font-weight:800;font-size:11px;letter-spacing:.12em}
main:has(.lesson-heading) #profile dd{color:var(--pr97-text);font-size:17px;line-height:1.7}
main:has(.lesson-heading) button:has(>img[src^="/thumbs/"]){max-width:740px;margin-inline:auto;border:1px solid var(--pr97-rim);box-shadow:var(--pr97-shadow);border-radius:24px}
main:has(.lesson-heading) [data-pr84-progress]{background:linear-gradient(135deg,var(--pr97-bg),var(--pr97-raised))!important;background-image:linear-gradient(135deg,var(--pr97-bg),var(--pr97-raised))!important;border:1px solid var(--pr97-rim);border-top:3px solid #e9cf94;border-radius:24px;padding:27px!important;box-shadow:var(--pr97-shadow);max-width:none}
main:has(.lesson-heading) [data-pr84-progress] h2{font-size:21px;color:var(--pr97-text)}
main:has(.lesson-heading) [data-pr84-total]{font-size:17px;color:var(--pr97-accent);padding:6px 12px;border-radius:10px;background:var(--pr97-chip)}
main:has(.lesson-heading) [data-pr84-progress] ul{display:grid;gap:16px;margin-top:24px}
main:has(.lesson-heading) [data-pr84-progress] li>span:first-child{font-weight:800;color:var(--pr97-text)}
main:has(.lesson-heading) [data-pr84-progress] .track{height:8px;background:var(--pr97-chip)}
main:has(.lesson-heading) [data-pr84-progress] p{font-size:13px;line-height:1.65;color:var(--pr97-muted);margin-top:23px;max-width:65ch}
/* Also modernise authored intonation/connected-speech layouts without changing their content. */
main:has(.lesson-heading) .lesson-sheet section,main:has(.lesson-heading)>.space-y-8>section{padding:26px;border:1px solid var(--pr97-rim);border-radius:24px;background:var(--pr97-bg);box-shadow:var(--pr97-shadow)}
main:has(.lesson-heading) :is(.lesson-sheet,.space-y-8)>section p{max-width:72ch;line-height:1.85}
main:has(.lesson-heading) .pr85-ipa-token:not(#profile .pr85-ipa-token){border-radius:5px;letter-spacing:0}
[data-pr97-reveal]{opacity:1;translate:none}
[data-pr97-reveal]:not([data-pr97-visible]){opacity:0;translate:0 16px}
@media(hover:hover){.pr97-card:hover{transform:translateY(-3px);box-shadow:0 17px 40px #060e221c}}
@keyframes pr97-panel-in{from{opacity:.65;transform:translateY(5px)}to{opacity:1;transform:none}}
main:has(.lesson-heading) .pr95-quiz,main:has(.lesson-heading)>.space-y-14,main:has(.lesson-heading)>.lesson-sheet{animation:pr97-panel-in .25s ease both}
@media(max-width:1000px){.pr97-content-grid{grid-template-columns:1fr}.pr97-card{padding:23px}.pr97-card-heading{gap:14px}.pr97-prose-card{padding:25px}}
@media(max-width:767px){main:has(.lesson-heading){padding-top:16px!important}.lesson-heading{scroll-margin-top:90px!important}main:has(.lesson-heading) .lesson-heading{padding:23px 20px!important;border-radius:22px}main:has(.lesson-heading) .lesson-heading h1{font-size:32px!important;line-height:1.15!important}main:has(.lesson-heading) .lesson-heading p{font-size:11px;letter-spacing:.025em}main:has(.lesson-heading) .lesson-tabbar{margin:14px 0 23px!important}main:has(.lesson-heading) .lesson-tabbar nav{border-radius:15px!important}main:has(.lesson-heading) .lesson-tabbar nav button{padding:10px 13px!important}.pr97-content-grid{gap:18px}.pr97-card{padding:21px 19px;border-radius:21px}.pr97-symbol{min-width:66px;min-height:66px;font-size:31px;border-radius:16px}.pr97-card-title{font-size:23px}.pr97-tip{font-size:15px;line-height:1.85}.pr97-example{padding:8px 9px;gap:6px}.pr97-example-ipa{font-size:20px}.pr97-prose{font-size:17px;line-height:1.85}.pr97-prose .pr97-lead{font-size:17px;padding:18px}.pr97-prose-title{font-size:25px}.pr97-aside{font-size:16px}.pr97-prose-card{padding:23px 19px}main:has(.lesson-heading) #profile{padding:23px!important}main:has(.lesson-heading) #profile>.lesson-ipa{max-width:180px;min-width:130px;justify-self:center;font-size:60px!important}main:has(.lesson-heading) [data-pr84-progress]{padding:22px!important}main:has(.lesson-heading) [data-pr84-progress] li{grid-template-columns:5rem 1fr 2.5rem;gap:10px}html[data-theme=light].pr85-with-lesson-tabs .site-header{background:#fffdf7!important}}
@media(prefers-reduced-motion:reduce){main:has(.lesson-heading) *,main:has(.lesson-heading) *::before,main:has(.lesson-heading) *::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}.pr97-card:hover{transform:none!important}[data-pr97-reveal]{opacity:1!important;translate:none!important}}

/* Shared inline IPA and term callouts on authored lesson pages too. */
main:has(.lesson-heading) :is(p,li,td) .pr85-ipa-token:not(#profile .pr85-ipa-token){background:var(--pr97-chip);color:var(--pr97-text);padding:2px 5px;font-size:1em;box-decoration-break:clone;-webkit-box-decoration-break:clone;overflow-wrap:anywhere}
.pr97-aside[data-pr97-original*="Phantom Schwa"]{padding:20px 22px!important;margin-top:18px;background:var(--pr97-raised);border-left:3px solid #e9cf94!important;border-radius:14px}
.pr97-aside strong{color:var(--pr97-text);font-weight:800}
[data-pr97-reveal]{transition:opacity .5s ease,translate .5s ease,transform .22s ease,box-shadow .22s ease}
@media(prefers-reduced-motion:reduce){[data-pr97-reveal]{transition:none!important}}

.pr97-authored-stack{display:grid;gap:24px}
.pr97-authored-card{display:grid;gap:20px;padding:30px}
.pr97-authored-card :is(h2,h3){font-size:26px;line-height:1.25;color:var(--pr97-text)}
.pr97-authored-card p{font-size:18px;line-height:1.85;color:var(--pr97-muted);max-width:72ch}
.pr97-authored-card:has(>.pr-semantic-table){overflow:hidden}
main:has(.lesson-heading)>.lesson-sheet~p:last-child{display:none}
@media(max-width:767px){.pr97-authored-card{padding:23px 19px}.pr97-authored-card p{font-size:17px}}

main:has(.lesson-heading)>.grid.gap-4+.space-y-14{margin-top:28px}

/* Composite labels such as /ɪə/ · smoothed /ɪː/ retain every word without overflowing. */
main:has(.lesson-heading) #profile>.lesson-ipa:has(>.pr85-ipa-token:nth-of-type(2)){font-size:32px!important;line-height:1.6!important;max-width:250px;white-space:normal;overflow-wrap:normal;text-wrap:balance}
@media(max-width:767px){main:has(.lesson-heading) #profile>.lesson-ipa:has(>.pr85-ipa-token:nth-of-type(2)){font-size:24px!important;max-width:200px}}

/* Original Workbook 2 Phantom Schwa: five paths, no raster box, fringe, background or filters. */
.pr98-mascot{--pr98-phantom-body:#e9cf94;--pr98-phantom-red:#ed7779;display:inline-block;vertical-align:middle;width:24px;height:31px;margin:0 5px 0 1px;flex:0 0 auto;line-height:0}
html[data-theme=light] .pr98-mascot{--pr98-phantom-body:#323944;--pr98-phantom-red:#b71b14}
.pr98-mascot svg{display:block;width:100%;height:100%;overflow:visible;transform-origin:46% 76%;animation:pr98-phantom-float 5.8s ease-in-out infinite;animation-play-state:paused}
[data-pr97-visible] .pr98-mascot svg{animation-play-state:running}
.pr98-phantom-callout{display:grid;grid-template-columns:100px minmax(0,1fr);gap:24px;align-items:center;border:1px solid var(--pr97-rim);border-left:3px solid #e9cf94!important;border-radius:16px;padding:22px 26px!important;background:var(--pr97-raised);min-width:0}
.pr98-phantom-callout .pr98-mascot{width:100px;height:128px;margin:0}
.pr98-phantom-copy{font-size:17px;line-height:1.85;color:var(--pr97-muted);max-width:68ch}
.pr98-phantom-copy strong{font-weight:800;color:var(--pr97-text)}
.pr97-mistakes-card>.pr98-phantom-callout{margin:0 0 10px!important}
@keyframes pr98-phantom-float{0%,100%{transform:translateY(0) rotate(-1deg)}50%{transform:translateY(-4px) rotate(1deg)}}
@media(max-width:600px){.pr98-phantom-callout{grid-template-columns:70px minmax(0,1fr);gap:17px;padding:20px 16px!important}.pr98-phantom-callout .pr98-mascot{width:70px;height:90px}.pr98-phantom-copy{font-size:15.5px;line-height:1.85}}
@media(prefers-reduced-motion:reduce){.pr98-mascot svg{animation:none!important;transform:none!important}}

/* Aligned word / IPA lists shared by every profile word bank and Words-tab selector. */
.pr98-wordlist{list-style:none;padding:0;margin:5px 0 0}
.pr98-word-row{display:flex;align-items:center;min-height:64px;padding:9px 0;border-bottom:1px solid var(--pr97-rim)}
.pr98-word-row:last-child{border-bottom:0}
.pr98-word-columns{display:grid;grid-template-columns:minmax(0,40%) minmax(0,1fr);align-items:center;gap:15px;width:100%;min-width:0}
.pr98-word-word{font-family:Nunito,'Segoe UI',sans-serif;font-size:18px;font-weight:700;line-height:1.5;color:var(--pr97-text);overflow-wrap:anywhere}
.pr98-word-ipa{font-family:'PR IPA','DejaVu Sans',sans-serif;font-size:22px;font-weight:700;line-height:1.5;color:var(--pr97-accent);letter-spacing:-.015em;overflow-wrap:anywhere;font-style:normal;justify-self:start}
.pr98-word-practice>aside{padding-top:0!important;background:var(--pr97-bg);border:1px solid var(--pr97-rim);border-radius:20px;padding:10px!important}
.pr98-word-practice>aside li{border-bottom:1px solid var(--pr97-rim)}
.pr98-word-practice>aside li:last-child{border-bottom:0}
.pr98-word-practice>aside button{min-height:62px;padding:9px 10px!important}
.pr98-word-practice>aside .pr98-word-word{font-size:17px}
.pr98-word-practice>aside .pr98-word-ipa{font-size:21px}
.pr98-word-practice>aside button.text-gold{background:var(--pr97-raised);box-shadow:inset 3px 0 #e9cf94}
@media(min-width:1024px){.pr98-word-practice{grid-template-columns:minmax(0,1fr) 22rem!important}}
@media(max-width:600px){.pr98-word-columns{grid-template-columns:minmax(0,40%) minmax(0,1fr);gap:12px}.pr98-word-word{font-size:17px}.pr98-word-ipa{font-size:20px}.pr98-word-row{min-height:60px}}

main:has(.lesson-heading) .spotlight-ipa{font-family:'PR IPA','DejaVu Sans',sans-serif!important;font-style:normal!important;font-weight:600!important}

/* Stable lexical-set colours shared by comparisons, pair headers and target words. */
main:has(.lesson-heading){--sound-dress:#80e0d4;--sound-trap:#ffb3a7;--sound-lot:#b0caff;--sound-north:#d4bcff;--sound-start:#efb5dc;--sound-strut:#f5d38b;--sound-foot:#a6e2ba;--sound-kit:#b2cafa;--sound-schwa:#b5d7e4;--sound-nurse:#e3b6ef;--sound-near:#a8def4;--sound-square:#a4e5d6;--sound-fleece:#b4e6c1;--sound-goose:#c5c0ff;--sound-face:#f6c18f;--sound-price:#f2add3;--sound-choice:#ddc6f8;--sound-mouth:#f2ce9b;--sound-goat:#addadf;--sound-goal:#b2d2e6;--sound-cure:#cedca7;--sound-fill:#ffffff08;--pr99b-bubble-a:#1b363f;--pr99b-bubble-b:#3a2c3d}
html[data-theme=light] main:has(.lesson-heading){--sound-dress:#106b64;--sound-trap:#a43e37;--sound-lot:#355ca9;--sound-north:#71449c;--sound-start:#973e7c;--sound-strut:#865d11;--sound-foot:#316c47;--sound-kit:#365d9a;--sound-schwa:#46636c;--sound-nurse:#824c91;--sound-near:#226a88;--sound-square:#246d60;--sound-fleece:#326b45;--sound-goose:#61539e;--sound-face:#99551e;--sound-price:#9c3f75;--sound-choice:#774fa2;--sound-mouth:#8c601b;--sound-goat:#326e74;--sound-goal:#3c637d;--sound-cure:#536b2b;--sound-fill:#0e183603;--pr99b-bubble-a:#eaf5f2;--pr99b-bubble-b:#fcf0ee}
[data-tone=dress]{--sound:var(--sound-dress)}[data-tone=trap]{--sound:var(--sound-trap)}[data-tone=lot]{--sound:var(--sound-lot)}[data-tone=north]{--sound:var(--sound-north)}[data-tone=start]{--sound:var(--sound-start)}[data-tone=strut]{--sound:var(--sound-strut)}[data-tone=foot]{--sound:var(--sound-foot)}[data-tone=kit]{--sound:var(--sound-kit)}[data-tone=schwa]{--sound:var(--sound-schwa)}[data-tone=nurse]{--sound:var(--sound-nurse)}[data-tone=near]{--sound:var(--sound-near)}[data-tone=square]{--sound:var(--sound-square)}[data-tone=fleece]{--sound:var(--sound-fleece)}[data-tone=goose]{--sound:var(--sound-goose)}[data-tone=face]{--sound:var(--sound-face)}[data-tone=price]{--sound:var(--sound-price)}[data-tone=choice]{--sound:var(--sound-choice)}[data-tone=mouth]{--sound:var(--sound-mouth)}[data-tone=goat]{--sound:var(--sound-goat)}[data-tone=goal]{--sound:var(--sound-goal)}[data-tone=cure]{--sound:var(--sound-cure)}
.pr99b-sound-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;align-items:stretch;margin:0}
.pr99b-sound-card{min-width:0;border:1px solid color-mix(in srgb,var(--sound) 40%,transparent);border-top:4px solid var(--sound);border-radius:20px;background:color-mix(in srgb,var(--sound) 5%,var(--pr97-bg));padding:23px}
.pr99b-sound-header{display:flex;gap:16px;align-items:center;margin-bottom:18px}
.pr99b-sound-header h3{font-size:20px;font-weight:800;letter-spacing:.04em;color:var(--sound);margin:0}
.pr99b-ipa-chip{font:700 36px/1.2 'PR IPA','DejaVu Sans',sans-serif;color:var(--sound);padding:12px 15px;border-radius:15px;border:1px solid color-mix(in srgb,var(--sound) 35%,transparent);background:color-mix(in srgb,var(--sound) 9%,var(--pr97-bg))}
.pr99b-tagline{font-size:16px;font-weight:700;line-height:1.7;color:var(--pr97-text);margin:0 0 19px}
.pr99b-attribute{padding:14px 0;border-top:1px solid var(--pr97-rim);font-size:15.5px;line-height:1.8;color:var(--pr97-muted)}
.pr99b-attr-line{display:grid;grid-template-columns:22px minmax(0,1fr);gap:8px}
.pr99b-attr-line+.pr99b-attr-line{margin-top:13px}
.pr99b-attr-icon{color:var(--sound);font-size:20px;line-height:1.5;font-weight:800}
.pr99b-attribute strong{font-weight:800;color:var(--pr97-text)}
.pr99b-sound-detail{margin:12px 0 0;font-size:16px;line-height:1.8;color:var(--pr97-muted)}
.pr99b-tip{display:flex;gap:14px;align-items:flex-start;border:1px solid var(--pr97-rim);border-left:4px solid #e9cf94;border-radius:16px;background:var(--pr97-raised);padding:20px 23px;margin:22px 0 0;color:var(--pr97-text)}
.pr99b-tip p{margin:0;font-size:16px;line-height:1.8}.pr99b-tip-icon{color:var(--pr97-accent);font-size:20px}.pr99b-tip strong{font-weight:800}
.pr99b-rich-section{display:grid;gap:0}.pr99b-rich-section>.pr97-prose-title{margin-bottom:25px}
.pr99b-copy-line{white-space:pre-wrap;font-size:18px;line-height:1.85;margin:13px 0 0;color:var(--pr97-muted);max-width:72ch}
.pr99b-rich-section>.pr99b-pairs{margin-top:20px;box-shadow:none}
.pr99b-section-title{font-family:Nunito,sans-serif;font-size:27px;font-weight:800;line-height:1.3;color:var(--pr97-text);margin:0 0 23px;letter-spacing:-.025em}
.pr99b-pairs{padding:28px;box-sizing:border-box;width:100%}
.pr99b-pair-head{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:40px;padding:16px 18px;border-radius:14px;background:var(--pr97-raised);margin-bottom:10px}
.pr99b-pair-head>div{display:flex;align-items:center;gap:12px;color:var(--sound);font-size:13px;letter-spacing:.05em}
.pr99b-small-ipa{font:700 23px/1.4 'PR IPA','DejaVu Sans',sans-serif;letter-spacing:0;color:var(--sound,var(--pr97-text))}
.pr99b-pair-rows{list-style:none;margin:0;padding:0}
.pr99b-pair-row{display:grid;grid-template-columns:minmax(0,1fr) 24px minmax(0,1fr);gap:10px;align-items:center;min-height:70px;padding:12px 18px;border-bottom:1px solid var(--pr97-rim);box-sizing:border-box;border-radius:8px}
.pr99b-pair-row:nth-child(even){background:var(--sound-fill)}
.pr99b-pair-row:last-child{border-bottom:0}
.pr99b-pair-cell{display:grid;grid-template-columns:minmax(0,40%) minmax(0,1fr);gap:12px;align-items:center;min-width:0}
.pr99b-pair-word{font-size:17px;font-weight:800;color:var(--pr97-text);overflow-wrap:anywhere}
.pr99b-pair-ipa{font:700 21px/1.5 'PR IPA','DejaVu Sans',sans-serif;color:var(--sound);background:color-mix(in srgb,var(--sound) 8%,var(--pr97-bg));padding:4px 8px;border:1px solid color-mix(in srgb,var(--sound) 25%,transparent);border-radius:8px;justify-self:start;overflow-wrap:anywhere;max-width:100%}
.pr99b-vs{font-size:11px;font-weight:800;color:var(--pr97-muted);text-align:center;opacity:.8}
.pr99b-missing{font-size:12px;color:var(--pr97-muted);font-style:italic}.pr99b-pair-note{padding:14px 16px;border-left:3px solid #e9cf94;background:var(--pr97-raised);font-size:13px;line-height:1.7;color:var(--pr97-muted);margin:18px 0 0;border-radius:10px}
.pr99b-dialogue{position:relative;padding:29px}
.pr99b-chat{list-style:none;margin:0;padding:0;display:grid;gap:17px}
.pr99b-bubble-row{display:flex;align-items:flex-end;gap:12px;width:91%;opacity:0;transform:translateY(10px)}
.pr99b-bubble-row.is-right{margin-left:auto;flex-direction:row-reverse}
.pr99b-speaker-avatar{display:grid;place-items:center;flex:0 0 36px;height:36px;border-radius:50%;background:var(--pr99b-bubble-a);border:1px solid var(--sound-dress);font-size:14px;font-weight:800;color:var(--sound-dress)}
.is-right .pr99b-speaker-avatar{background:var(--pr99b-bubble-b);border-color:var(--sound-trap);color:var(--sound-trap)}
.pr99b-bubble{padding:16px 20px;border-radius:19px 19px 19px 5px;background:var(--pr99b-bubble-a);border:1px solid color-mix(in srgb,var(--sound-dress) 30%,transparent);min-width:0}
.is-right .pr99b-bubble{background:var(--pr99b-bubble-b);border-color:color-mix(in srgb,var(--sound-trap) 30%,transparent);border-radius:19px 19px 5px 19px}
.pr99b-speaker-name{font-size:12px;letter-spacing:.04em;font-weight:800;color:var(--sound-dress);margin:0 0 6px}
.is-right .pr99b-speaker-name{color:var(--sound-trap)}
.pr99b-bubble-text{font-size:17px;line-height:1.8;color:var(--pr97-text);margin:0;white-space:pre-wrap}
.pr99b-target-word{background:color-mix(in srgb,var(--sound) 10%,transparent);color:var(--sound);font-weight:800;border-radius:4px;padding:1px 2px;box-decoration-break:clone;-webkit-box-decoration-break:clone}
.pr99b-target-legend{margin-top:27px;background:var(--pr97-raised);padding:23px;border:1px solid var(--pr97-rim);border-radius:18px}
.pr99b-target-legend h3{font-size:18px;font-weight:800;color:var(--pr97-text);margin:0 0 20px}.pr99b-target-legend p{font-size:16px;line-height:1.8;color:var(--pr97-muted)}
.pr99b-target-group+.pr99b-target-group{margin-top:22px;padding-top:20px;border-top:1px solid var(--pr97-rim)}
.pr99b-target-label{display:flex;gap:10px;align-items:center;font-weight:800!important;font-size:13px!important;letter-spacing:.045em;color:var(--sound)!important;margin:0 0 13px}
.pr99b-colour-chip{width:12px;height:12px;border-radius:4px;display:inline-block;background:var(--sound)}
.pr99b-target-pills{display:flex;flex-wrap:wrap;gap:8px}.pr99b-target-pills>span{background:color-mix(in srgb,var(--sound) 7%,var(--pr97-bg));border:1px solid color-mix(in srgb,var(--sound) 35%,transparent);border-radius:9px;padding:5px 10px;color:var(--sound);font-size:14px;font-weight:700}
.pr99b-typing{display:flex;gap:5px;height:18px;margin:0 0 15px;align-items:center}
.pr99b-typing span{width:6px;height:6px;border-radius:50%;background:var(--pr97-muted);animation:pr99b-typing .45s ease-in-out both;animation-play-state:paused}
.pr99b-typing span:nth-child(2){animation-delay:.06s}.pr99b-typing span:nth-child(3){animation-delay:.12s}
.pr99b-dialogue[data-pr97-visible] .pr99b-bubble-row{animation:pr99b-bubble .38s ease-out both;animation-delay:var(--bubble-delay)}
.pr99b-dialogue[data-pr97-visible] .pr99b-typing span{animation-play-state:running}
@keyframes pr99b-bubble{to{opacity:1;transform:none}}
@keyframes pr99b-typing{0%{opacity:.3;transform:translateY(0)}40%{opacity:1;transform:translateY(-3px)}100%{opacity:0;transform:none}}
.pr99b-practice{grid-template-columns:minmax(0,1fr)!important}
.pr99b-practice-list{padding:20px!important;border:1px solid var(--pr97-rim)!important;border-radius:22px;background:var(--pr97-bg)!important;box-shadow:var(--pr97-shadow)}
.pr99b-practice-list h2{font-size:18px;color:var(--pr97-text);margin:0 0 18px;font-weight:800}
.pr99b-practice-list ol{max-height:680px!important;list-style:none;padding:0;margin:0;overflow-y:auto}
.pr99b-practice-list li{border-bottom:1px solid var(--pr97-rim)}.pr99b-practice-list li:last-child{border:0}
.pr99b-practice-list button{display:grid!important;grid-template-columns:26px minmax(0,1fr) 16px;gap:9px;align-items:center;width:100%;min-height:66px;padding:12px 10px!important;text-align:left;background:transparent;border-left:3px solid transparent;border-radius:10px;font-size:15px!important;line-height:1.6;color:var(--pr97-text)!important;font-weight:600}
.pr99b-practice-list button.is-current{background:var(--pr97-raised);border-left-color:#e9cf94}
.pr99b-item-number{display:grid;place-items:center;width:25px;height:25px;border-radius:7px;background:var(--pr97-chip);color:var(--pr97-text);font-size:11px;font-weight:800}
.pr99b-viewed{font-size:15px;font-weight:800;color:var(--pr95-correct,#38a169)}
.pr99b-practice .spotlight-card{background:var(--pr97-bg);background-image:none;border:1px solid var(--pr97-rim);box-shadow:var(--pr97-shadow)}
@media(min-width:1280px){.pr99b-practice{grid-template-columns:minmax(0,1fr) 17.5rem!important}.pr99b-practice.pr98-word-practice{grid-template-columns:minmax(0,1fr) 22rem!important}}
@media(max-width:767px){.pr99b-sound-grid{grid-template-columns:1fr;gap:17px}.pr99b-sound-card{padding:21px}.pr99b-sound-header h3{font-size:19px}.pr99b-ipa-chip{font-size:32px}.pr99b-section-title{font-size:23px}.pr99b-pairs,.pr99b-dialogue{padding:23px 18px}.pr99b-pair-head{gap:20px;padding:13px 10px}.pr99b-pair-head>div{flex-direction:column;align-items:flex-start;gap:3px;font-size:12px}.pr99b-pair-row{grid-template-columns:minmax(0,1fr) 18px minmax(0,1fr);gap:5px;padding:12px 9px;min-height:106px}.pr99b-pair-cell{grid-template-columns:1fr;gap:7px}.pr99b-pair-word{font-size:16px}.pr99b-pair-ipa{font-size:19px;padding:3px 6px}.pr99b-small-ipa{font-size:21px}.pr99b-bubble-row{width:97%;gap:8px}.pr99b-speaker-avatar{flex-basis:28px;height:28px;font-size:12px}.pr99b-bubble{padding:13px 14px}.pr99b-bubble-text{font-size:16px}.pr99b-target-legend{padding:19px 17px}.pr99b-tip{padding:18px}.pr99b-tip p{font-size:15px}.pr99b-practice-list{margin-top:3px}.pr99b-practice-list ol{max-height:420px!important}}
@media(prefers-reduced-motion:reduce){.pr99b-bubble-row{opacity:1!important;transform:none!important;animation:none!important}.pr99b-typing{display:none!important}.pr99b-practice *{animation:none!important;transition:none!important}}
/* Shared components keep their typography inside authored workbook cards too. */
.pr99b-dialogue .pr99b-speaker-name{font-size:12px;line-height:1.5;font-weight:800;color:var(--sound-dress)}
.pr99b-dialogue .is-right .pr99b-speaker-name{color:var(--sound-trap)}
.pr99b-dialogue .pr99b-bubble-text{font-size:17px;line-height:1.8;color:var(--pr97-text);max-width:none}
.pr99b-practice>.pr99b-practice-list{padding:20px!important}
.pr99b-practice .pr99b-practice-list button{padding:12px 10px!important}
@media(max-width:767px){.pr99b-dialogue .pr99b-bubble-text{font-size:16px}}
.pr99b-practice .spotlight-ipa,.pr99b-practice .pr99b-counter{color:var(--pr97-accent)!important}
/* Small visual dots with comfortably separated 24px keyboard/touch targets. */
.pr99b-dots{column-gap:2px!important;row-gap:0!important}
.pr99b-dots button{position:relative;width:24px!important;height:24px!important;min-width:24px!important;min-height:24px!important;padding:0!important;background:transparent!important;box-shadow:none!important}
.pr99b-dots button::after{content:'';position:absolute;inset:9px;border-radius:50%;background:var(--pr97-muted);opacity:.42;pointer-events:none}
.pr99b-dots button[aria-current=true]::after{inset:8px;background:var(--pr97-accent);opacity:1}

/* Compact minimal-pair cards: one coherent word/IPA group on each side. */
.pr100-pairs{container-type:inline-size}
.pr100-pairs .pr100-pair-legend{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:12px;background:transparent;padding:0;margin:0 0 22px;border-radius:0}
.pr100-pairs .pr100-pair-legend>div{display:inline-flex;flex-direction:row;align-items:center;gap:9px;padding:9px 14px;border:1px solid color-mix(in srgb,var(--sound) 30%,transparent);border-radius:12px;background:color-mix(in srgb,var(--sound) 6%,var(--pr97-bg));font-size:12px;letter-spacing:.05em}
.pr100-pair-legend .pr99b-small-ipa{font-size:22px}
.pr100-pairs .pr100-pair-grid{display:grid;grid-template-columns:minmax(0,1fr);grid-auto-rows:1fr;gap:12px;margin:0;padding:0;list-style:none}
.pr100-pairs .pr100-pair-card{display:grid;grid-template-columns:minmax(0,1fr) 32px minmax(0,1fr);align-items:stretch;gap:7px;min-height:150px;padding:11px;border:1px solid var(--pr97-rim);border-bottom:1px solid var(--pr97-rim);border-radius:18px;background:var(--pr97-bg);box-shadow:0 3px 12px #00000004;box-sizing:border-box}
.pr100-pair-card .pr99b-pair-cell{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:9px;min-width:0;padding:15px 5px;background:color-mix(in srgb,var(--sound) 5%,var(--pr97-bg));border-radius:12px;text-align:center}
.pr100-pair-card .pr99b-pair-word{font-size:18px;line-height:1.3;font-weight:800;color:var(--sound);overflow-wrap:anywhere;max-width:100%}
.pr100-pair-card .pr99b-pair-ipa{font-size:21px;line-height:1.4;font-weight:700;letter-spacing:0;padding:4px 7px;border-radius:9px;align-self:center;box-sizing:border-box;text-align:center;max-width:100%;overflow-wrap:anywhere}
.pr100-pair-card .pr99b-vs{align-self:center;justify-self:center;display:grid;place-items:center;width:30px;height:30px;border-radius:50%;border:1px solid #e9cf9455;background:#0e1836;color:#e9cf94;font-size:10px;line-height:1;font-weight:800;letter-spacing:.01em;opacity:1;box-sizing:border-box}
@container (min-width:520px){.pr100-pairs .pr100-pair-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@container (min-width:940px){.pr100-pairs .pr100-pair-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@supports not (container-type:inline-size){@media(min-width:900px){.pr100-pairs .pr100-pair-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}}
@media(max-width:767px){.pr100-pairs .pr100-pair-legend{gap:9px;margin-bottom:18px}.pr100-pairs .pr100-pair-legend>div{padding:8px 11px;gap:8px}.pr100-pair-legend .pr99b-small-ipa{font-size:21px}.pr100-pairs .pr100-pair-card{min-height:144px}.pr100-pair-card .pr99b-pair-word{font-size:18px}.pr100-pair-card .pr99b-pair-ipa{font-size:21px}}
/* Keep an unpaired final card centred without stretching its content. */
@container (min-width:520px) and (max-width:939.98px){.pr100-pairs .pr100-pair-card:last-child:nth-child(2n+1){grid-column:1/-1;width:calc((100% - 12px)/2);justify-self:center}}
@container (min-width:940px){.pr100-pairs .pr100-pair-card:last-child:nth-child(3n+1){grid-column:2}}
/* One fixed A/B comparison palette, using the existing DRESS green and TRAP red exactly. */
[data-pair-side=a]{--sound:var(--sound-dress)}
[data-pair-side=b]{--sound:var(--sound-trap)}
.pr100-pairs .pr100-pair-card{grid-template-columns:minmax(0,1fr) 36px minmax(0,1fr)}
.pr100-pair-card .pr99b-vs{width:34px;height:34px;font-size:13px;letter-spacing:0}
.pr100-audio-play{display:inline-flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;color:inherit;flex-shrink:0;position:relative}
.pr100-chip-play{width:34px;height:34px;min-width:34px;min-height:34px;border:1px solid currentColor;border-radius:50%;padding:5px;background:#ffffff25;margin-left:4px}
.pr100-row-play{min-height:39px;padding:8px 13px;border-radius:11px;background:var(--pr97-raised);border:1px solid var(--pr97-rim);font-size:12px;font-weight:800;color:var(--pr97-text)}
.pr100-audio-row-tools{display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin-top:15px}
.pr100-audio-note{max-width:33ch;font-size:11px;line-height:1.6;color:var(--pr97-muted)}
.pr100-no-audio{font-family:Nunito,sans-serif;font-size:9px;font-weight:700;letter-spacing:.02em;opacity:.8;padding:2px 4px;border:1px dashed currentColor;border-radius:5px}
.pr100-audio-play:focus-visible{outline:3px solid #e9cf94;outline-offset:3px}
.pr100-playing-bars{display:none;align-items:center;justify-content:center;gap:2px;width:17px;height:17px}.pr100-playing-bars i{display:block;width:3px;height:10px;background:currentColor;border-radius:2px;animation:pr100-playing .65s ease-in-out infinite alternate}.pr100-playing-bars i:nth-child(2){animation-delay:.15s}.pr100-playing-bars i:nth-child(3){animation-delay:.3s}
.pr100-audio-play.is-playing .pr100-play-icon{display:none}.pr100-audio-play.is-playing .pr100-playing-bars{display:inline-flex}.pr100-audio-play.is-playing{box-shadow:0 0 0 3px #e9cf9440}
.pr100-audio-status{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
@keyframes pr100-playing{from{transform:scaleY(.4)}to{transform:scaleY(1)}}
@media(prefers-reduced-motion:reduce){.pr100-playing-bars i{animation:none!important}}

.pr100-key-layout{display:grid;gap:24px}.pr100-key-layout>.pr97-card{padding:27px}
.pr100-key-intro h2{font-size:28px;font-weight:900;letter-spacing:-.03em;margin:0 0 10px;color:var(--pr97-text)}.pr100-key-intro p{font-size:18px;line-height:1.75;color:var(--pr97-muted);margin:0}
.pr100-key-r-tip{border-left:4px solid #e9cf94;background:var(--pr97-raised)}.pr100-key-r-tip h2{font-size:21px;font-weight:900;color:var(--pr97-text);margin:0 0 13px}.pr100-key-r-tip p{max-width:76ch;font-size:16px;line-height:1.8;color:var(--pr97-muted);margin:0}
.pr100-key-r-chips{display:flex;flex-wrap:wrap;gap:9px;margin-top:18px}.pr100-key-r-chips>span{padding:7px 12px;border:1px solid var(--pr97-rim);border-radius:10px;font-size:15px;font-weight:800;color:var(--pr97-text);background:var(--pr97-bg)}
.pr100-key-group{container-type:inline-size}.pr100-key-group-heading{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:23px}.pr100-key-group-heading h2{font-size:26px;line-height:1.3;font-weight:900;letter-spacing:-.025em;color:var(--pr97-text);margin:0}.pr100-key-count{padding:6px 10px;border-radius:9px;white-space:nowrap;font-size:11px;font-weight:800;color:var(--pr97-accent);background:var(--pr97-chip)}
.pr100-key-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-auto-rows:1fr;gap:12px}
.pr100-key-tile{display:grid;grid-template-columns:minmax(0,1fr);grid-template-rows:52px 20px 30px 34px 22px;align-items:center;justify-items:center;align-content:center;gap:6px;height:244px;min-width:0;width:100%;min-height:210px;padding:19px 10px;border-radius:17px;border:1px solid var(--pr97-rim);background:var(--pr97-raised);color:var(--pr97-text);text-align:center;box-sizing:border-box;transition:transform .18s ease,box-shadow .18s ease}
button.pr100-key-tile:hover{transform:translateY(-3px);box-shadow:0 7px 20px #0000000b}button.pr100-key-tile:focus-visible{outline:3px solid #e9cf94;outline-offset:3px}
.pr100-key-symbol{font:700 42px/1.2 'PR IPA','DejaVu Sans',sans-serif;letter-spacing:0;color:var(--pr97-accent)}.pr100-key-label{font-size:13px;line-height:1.5;letter-spacing:.09em;font-weight:900;color:var(--pr97-text)}
.pr100-key-example{font-size:21px;font-weight:900;line-height:1.4;overflow-wrap:anywhere}.pr100-key-example mark{color:#0e1836;background:#e9cf94;padding:0 2px;border-radius:4px}
.pr100-key-alias{font-size:11px;line-height:1.6;color:var(--pr97-muted);max-width:20ch}.pr100-key-listen{display:flex;align-items:center;gap:5px;font-size:12px;line-height:1.5;font-weight:800;color:var(--pr97-accent);margin-top:2px}.pr100-key-listen svg{width:14px;height:14px}.pr100-key-no-audio{font-size:11px;line-height:1.6;color:var(--pr97-muted);max-width:20ch}
.pr100-key-marks{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.pr100-key-mark{display:flex;flex-direction:column;align-items:center;gap:18px;min-width:0;padding:22px 15px;background:var(--pr97-raised);border:1px solid var(--pr97-rim);border-radius:16px;text-align:center}.pr100-key-mark p{font-size:15px;line-height:1.8;margin:0;color:var(--pr97-text);overflow-wrap:anywhere}.pr100-key-mark .pr97-inline-ipa{overflow-wrap:anywhere}
@container(min-width:400px) and (max-width:519.98px){.pr100-key-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@container(min-width:520px){.pr100-key-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.pr100-key-marks{grid-template-columns:repeat(3,minmax(0,1fr))}}
@container(min-width:940px){.pr100-key-grid{grid-template-columns:repeat(6,minmax(0,1fr))}}
@media(max-width:767px){.pr100-key-layout>.pr97-card{padding:23px 18px}.pr100-key-group-heading h2{font-size:23px}.pr100-key-tile{min-height:205px;padding:18px 8px}.pr100-key-symbol{font-size:40px}.pr100-key-example{font-size:20px}.pr100-key-r-tip p{font-size:15px}.pr100-key-marks{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){.pr100-key-tile{transition:none!important;transform:none!important}}

/* v101: native word and natural-pair playback in every pair card. */
.pr100-pairs .pr100-pair-card{grid-template-rows:minmax(0,1fr) auto;min-height:190px;row-gap:10px}
.pr100-pair-card .pr99b-pair-cell{gap:9px;padding:11px 5px}
.pr101-word-heading{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:7px;min-height:34px;max-width:100%}
.pr101-word-play{width:34px;height:34px;min-width:34px;min-height:34px;border:1px solid color-mix(in srgb,var(--sound) 45%,transparent);border-radius:50%;padding:7px;background:color-mix(in srgb,var(--sound) 8%,var(--pr97-bg));color:var(--sound)}
.pr101-word-play:hover{background:color-mix(in srgb,var(--sound) 16%,var(--pr97-bg))}
.pr101-pair-tools{grid-column:1/-1;display:flex;align-items:center;justify-content:center;position:relative;padding-top:9px;border-top:1px solid var(--pr97-rim);min-width:0}
.pr101-pair-play{min-height:36px;padding:7px 13px;border:1px solid #b59450;border-radius:10px;background:#e9cf94;color:#0e1836;font:800 12px/1.4 Nunito,sans-serif;transition:background .15s ease,box-shadow .15s ease}
.pr101-pair-play:hover{background:#f2ddaf}
.pr101-word-play:focus-visible,.pr101-pair-play:focus-visible{outline:3px solid var(--pr97-text);outline-offset:3px}
@media(max-width:767px){.pr101-word-heading{min-height:40px;gap:5px}.pr101-word-play{width:40px;height:40px;min-width:40px;min-height:40px;padding:10px}.pr100-pairs .pr100-pair-card{min-height:196px}.pr101-pair-play{min-height:40px;font-size:13px}}
@media(prefers-reduced-motion:reduce){.pr101-pair-play,.pr101-word-play{transition:none!important}}

.pr100-pairs .pr100-pair-legend{margin-bottom:7px}
.pr100-pairs .pr100-pair-legend>button{display:inline-flex;flex-direction:row;align-items:center;gap:9px;padding:9px 12px;border:1px solid color-mix(in srgb,var(--sound) 30%,transparent);border-radius:12px;background:color-mix(in srgb,var(--sound) 6%,var(--pr97-bg));color:var(--sound);font:700 12px/1.4 Nunito,sans-serif;letter-spacing:.05em;cursor:pointer}
.pr101-legend-note{font:600 12px/1.5 Nunito,sans-serif;color:var(--pr97-muted);text-align:center;margin:0 0 20px}
.pr101-legend-play:focus-visible{outline:3px solid var(--pr97-text);outline-offset:3px}

/* v101b exact-word audio: identical native controls in every word component. */
.pr98-word-columns{grid-template-columns:minmax(0,38%) minmax(0,1fr) auto;align-items:center;gap:10px}.pr101b-word-play{min-width:36px;min-height:36px;display:inline-flex;align-items:center;justify-content:center;gap:5px;flex-shrink:0}.pr99b-target-pills>span{display:inline-flex;gap:8px;align-items:center}.pr99b-target-label{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.pr99b-sound-header .pr101b-word-play{margin-left:auto}.pr101b-word-play .pr100-play-icon{flex-shrink:0}.pr101b-word-play:has(.pr101b-accent){width:auto!important;min-width:60px;padding:5px 8px}.pr101b-accent{font:800 11px/1.1 var(--font-body,Arial,sans-serif);letter-spacing:.04em}.pr97-example .pr101b-word-play{border-radius:9px;background:rgba(255,255,255,.5);color:#13233d}.dark .pr97-example .pr101b-word-play{background:rgba(255,255,255,.65);color:#13233d}.pr101b-word-play:focus-visible{outline:3px solid #94701d;outline-offset:3px}.pr100-no-audio{font-size:10px;max-width:72px}.pr101b-unavailable{display:inline-flex;align-items:center;gap:5px;opacity:.7;cursor:not-allowed;font-size:10px;border:1px dashed currentColor;border-radius:8px;padding:6px;color:inherit}.pr99b-target-pills strong{font-weight:700}.pr101b-table-word{display:inline-flex;align-items:center;gap:6px}.pr101b-table-word button,td>.pr101b-word-play{margin:3px 5px;vertical-align:middle}@media(max-width:600px){.pr98-word-columns{grid-template-columns:minmax(0,35%) minmax(0,1fr) auto;gap:6px}.pr98-word-ipa{font-size:20px}}

/* Page-scoped visual introduction. Every selector is rooted in its component. */
.pr112{--i-bg:#151f35;--i-raised:#1c2842;--i-text:#f5f3ef;--i-muted:#c1c9d8;--i-rim:#e9cf9438;--i-gold:#e9cf94;--i-ink:#0e1836;color:var(--i-text);display:grid;gap:28px;font:500 17px/1.72 Nunito,sans-serif;min-width:0}
html[data-theme=light] .pr112{--i-bg:#fffefd;--i-raised:#f6f4ef;--i-text:#0e1836;--i-muted:#4e5c74;--i-rim:#cdbb974d;--i-gold:#977021}
.pr112 *{box-sizing:border-box}.pr112 h2,.pr112 h3,.pr112 p{margin:0}.pr112 button,.pr112 a{font:inherit}.pr112 button{cursor:pointer}.pr112 a:focus-visible,.pr112 button:focus-visible{outline:3px solid var(--i-gold);outline-offset:5px}.pr112-eyebrow{display:block;font-size:11px;font-weight:900;line-height:1.5;letter-spacing:.13em;text-transform:uppercase;color:var(--i-gold)}
main:has(.pr112) .lesson-heading{position:relative;overflow:hidden;border:1px solid #e9cf9455!important;background:#0e1836!important;box-shadow:0 16px 45px #0e18361c;padding:32px 36px!important;border-radius:26px!important}
main:has(.pr112) .lesson-heading:before{content:'';position:absolute;width:240px;height:140px;right:-32px;top:-15px;opacity:.13;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 240 140'%3E%3Cpath d='M108 25C112 25 117 93 140 93H154' fill='none' stroke='%23e9cf94' stroke-width='4'/%3E%3Cpath d='M112 39C117 39 124 112 146 112H160' fill='none' stroke='%23e9cf94' stroke-width='1'/%3E%3C/svg%3E") center/contain no-repeat}
main:has(.pr112) .lesson-heading h1{position:relative;color:#fff8e9!important;font-size:clamp(29px,3vw,41px)!important;line-height:1.12!important;letter-spacing:-.04em!important;max-width:620px}main:has(.pr112) .lesson-heading>p,main:has(.pr112) .lesson-heading a{color:#e9cf94!important}main:has(.pr112) .lesson-heading:after{content:'Make the meaning yours.';display:block;color:#e9cf94;font:italic 21px/1.5 Georgia,serif;margin-top:15px}
.pr112-opening{padding:14px 4px 0}.pr112-opening h2{font:italic 38px/1.15 Georgia,serif;letter-spacing:-.025em;margin:10px 0 15px;color:var(--i-text)}.pr112-opening>p{font-size:17px;color:var(--i-muted);max-width:520px}
.pr112-nav{position:sticky;top:94px;z-index:6;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:4px;padding:9px;border:1px solid var(--i-rim);border-radius:18px;background:color-mix(in srgb,var(--i-bg) 95%,transparent);backdrop-filter:blur(16px);box-shadow:0 8px 22px #0e18360a}.pr112-nav a{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:6px;padding:9px 3px;text-align:center;font-size:12px;line-height:1.25;font-weight:850;color:var(--i-muted);text-decoration:none!important;border-radius:11px;transition:background .2s,color .2s}.pr112-nav a>span{display:grid;place-items:center;width:23px;height:23px;border:1px solid var(--i-rim);border-radius:50%;font-size:11px}.pr112-nav a[aria-current=step]{color:var(--i-ink);background:#e9cf94}.pr112-nav a[aria-current=step]>span{border-color:#0e183642}.pr112-nav a:hover{background:color-mix(in srgb,#e9cf94 18%,var(--i-bg))}.pr112-nav a[aria-current=step]:hover{background:#e9cf94}
.pr112-panel{scroll-margin-top:180px;padding:32px;border:1px solid var(--i-rim);border-radius:27px;background:var(--i-bg);box-shadow:0 12px 36px #0e18360a;min-width:0;display:grid;gap:23px}.pr112-panel-head{display:flex;align-items:flex-start;gap:16px}.pr112-step-no{display:grid;place-items:center;flex:0 0 43px;width:43px;height:43px;border-radius:14px;background:color-mix(in srgb,#e9cf94 13%,var(--i-bg));border:1px solid var(--i-rim);color:var(--i-gold);font-size:17px;font-weight:900}.pr112-panel-head h2{font-size:clamp(24px,2.4vw,29px);font-weight:900;line-height:1.2;letter-spacing:-.035em;margin-top:5px}.pr112-dek{font-size:15px;line-height:1.55;color:var(--i-muted);margin-top:10px!important}.pr112-copy{color:var(--i-muted);font-size:17px;line-height:1.75}.pr112-scene{padding:18px 20px;border-left:3px solid var(--i-gold);border-radius:0 13px 13px 0;background:var(--i-raised)}.pr112-scene>p{font-size:18px;font-weight:700;line-height:1.6;margin-top:8px}.pr112-two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.pr112-compare{--side:var(--sound-dress);min-width:0;padding:18px;border:1px solid color-mix(in srgb,var(--side) 30%,var(--i-rim));border-top:3px solid var(--side);border-radius:17px;background:color-mix(in srgb,var(--side) 6%,var(--i-bg))}.pr112-compare[data-pair-side=b]{--side:var(--sound-trap)}.pr112-compare>.pr112-eyebrow{color:var(--side);font-size:10px;letter-spacing:.08em}.pr112-compare>p{font-size:15px;font-weight:650;line-height:1.6}.pr112-caption,.pr112-footnote{font-size:13px;line-height:1.6;color:var(--i-muted)}.pr112-caption{margin-top:-9px!important}
.pr112-pitch{display:block;width:100%;height:auto;max-height:142px;overflow:visible;margin:12px 0 10px}.pr112-guide{stroke:var(--i-muted);stroke-width:1;opacity:.15;fill:none}.pr112-dotted{stroke-dasharray:3 5}.pr112-contour{stroke:var(--i-gold);stroke-width:4;fill:none;stroke-linecap:round;stroke-linejoin:round}.pr112-pitch-dot{fill:var(--i-gold)}.pr112-pitch-word{fill:var(--i-text);font:800 27px Nunito,sans-serif}.pr112-try{border:1px dashed var(--i-rim);border-radius:14px;padding:17px 20px}.pr112-try p{font-size:16px;line-height:1.7;margin-top:6px}.pr112-takeaway{display:flex;align-items:flex-start;gap:10px;border-top:1px solid var(--i-rim);padding-top:18px;font-size:15px;line-height:1.6}.pr112-takeaway>span{font-size:24px;line-height:1;color:var(--i-gold)}.pr112-takeaway strong{color:var(--i-gold)}.pr112-chunk-line{display:flex;align-items:center;justify-content:center;gap:12px;flex-wrap:wrap;padding:18px 12px;font-size:18px;font-weight:800;text-align:center}.pr112-chunk-line>b{font-size:28px;color:var(--i-gold)}
.pr112-focus-map,.pr112-notation-example{padding:12px 16px 19px;background:var(--i-raised);border:1px solid var(--i-rim);border-radius:17px}.pr112-focus-map>svg,.pr112-notation-example>svg{width:100%;height:auto;display:block}.pr112-leadin{stroke:var(--i-muted);stroke-width:3;fill:none;stroke-linecap:round;opacity:.7}.pr112-map-words{font:700 25px Nunito,sans-serif;fill:var(--i-text)}.pr112-map-nucleus{font:900 26px Nunito,sans-serif;fill:var(--i-gold)}.pr112-map-symbol{font:700 28px Nunito,sans-serif;fill:var(--i-gold)}.pr112-focus-labels{display:grid;grid-template-columns:36% 17% 47%;font-size:11px;line-height:1.4;text-transform:uppercase;letter-spacing:.08em;color:var(--i-muted);padding:0 6px}.pr112-focus-labels strong{color:var(--i-gold)}.pr112-mini-compare article{--side:var(--sound-dress);border:1px solid color-mix(in srgb,var(--side) 35%,var(--i-rim));border-left:3px solid var(--side);background:color-mix(in srgb,var(--side) 5%,var(--i-bg));border-radius:13px;padding:16px}.pr112-mini-compare article[data-pair-side=b]{--side:var(--sound-trap)}.pr112-mini-compare .pr112-eyebrow{color:var(--side);font-size:10px;letter-spacing:.07em}.pr112-mini-compare p{font-size:16px;margin:10px 0 8px}.pr112-mini-compare strong{color:var(--side)}.pr112-mini-compare article>span:last-child{font-size:13px;line-height:1.6;display:block;color:var(--i-muted)}
.pr112-tone-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.pr112-tone-card{display:flex;flex-direction:column;align-items:stretch;text-align:left;padding:20px;border:1px solid var(--i-rim);border-radius:18px;background:var(--i-raised);color:var(--i-text);min-width:0;transition:transform .2s,box-shadow .2s,border-color .2s}.pr112-tone-card:hover{transform:translateY(-3px);box-shadow:0 13px 24px #0e183615;border-color:var(--i-gold)}.pr112-tone-card[aria-pressed=true]{border:2px solid var(--i-gold);padding:19px;background:color-mix(in srgb,#e9cf94 8%,var(--i-bg));box-shadow:0 0 0 3px color-mix(in srgb,#e9cf94 9%,transparent)}.pr112-tone-top{display:flex;justify-content:space-between;align-items:center;gap:10px}.pr112-tone-top>strong{font-size:18px;font-weight:900}.pr112-tone-top>span{color:var(--i-gold);font-size:26px;line-height:1}.pr112-tone-message{font-size:17px;line-height:1.4;margin-bottom:9px}.pr112-tone-meaning{font-size:14px;line-height:1.65;color:var(--i-muted);flex:1}.pr112-explore{font-size:11px;line-height:1.4;letter-spacing:.03em;color:var(--i-gold);font-weight:850;margin-top:18px}.pr112-tone-note{padding:24px;display:flex;flex-direction:column;justify-content:center;border:1px solid var(--i-rim);border-radius:18px;background:color-mix(in srgb,#e9cf94 8%,var(--i-bg))}.pr112-note-mark{font:italic 62px/1 Georgia,serif;color:var(--i-gold);margin:12px 0}.pr112-tone-note h3{font-size:21px;line-height:1.3;font-weight:900;margin-bottom:12px}.pr112-tone-note p{font-size:15px;line-height:1.75;color:var(--i-muted)}.pr112-tone-coach{padding:23px;border-radius:17px;border:1px solid var(--i-rim);background:var(--i-raised);scroll-margin-top:180px}.pr112-tone-coach h3{font-size:20px;line-height:1.45;margin-top:9px;font-weight:850}.pr112-tone-coach>p{font-size:16px;line-height:1.75;margin-top:12px;color:var(--i-muted)}.pr112-coach-prompt{font-size:15px;line-height:1.7;border-top:1px solid var(--i-rim);padding-top:15px;margin-top:16px}.pr112-coach-prompt strong{color:var(--i-gold)}
.pr112-legend{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.pr112-legend article{padding:20px;border:1px solid var(--i-rim);border-radius:15px;background:var(--i-raised);min-width:0}.pr112-legend-mark{display:block;font-size:28px;line-height:1.3;font-weight:900;color:var(--i-gold);margin-bottom:12px}.pr112-legend h3{font-size:16px;font-weight:900;line-height:1.4;margin-bottom:7px}.pr112-legend p{font-size:14px;color:var(--i-muted);line-height:1.6}.pr112-line-legend{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px}.pr112-line-legend>div{border:1px solid var(--i-rim);border-radius:12px;padding:8px 4px 11px;background:var(--i-raised);min-width:0;text-align:center}.pr112-line-legend .pr112-pitch{margin:0 0 7px;max-height:58px}.pr112-line-legend strong{font-size:10px;line-height:1.3;display:block}.pr112-line-legend .pr112-pitch-word{font-size:28px}
.pr112-finish{background:#0e1836;border:1px solid #e9cf9470;box-shadow:0 16px 40px #0e18361a;border-radius:27px;padding:36px;color:#fff8e9;display:grid;gap:18px;position:relative;overflow:hidden}.pr112-finish:after{content:'↗';position:absolute;right:13px;top:-12px;font:160px/1 Georgia,serif;color:#e9cf94;opacity:.055;pointer-events:none}.pr112-finish .pr112-eyebrow{color:#e9cf94}.pr112-finish h2{font-size:32px;line-height:1.15;letter-spacing:-.035em;font-weight:900;max-width:430px}.pr112-finish>p{font-size:16px;color:#e1e4ee;line-height:1.7}.pr112-finish-chips{display:flex;flex-wrap:wrap;gap:9px}.pr112-finish-chips>span{border:1px solid #e9cf9440;border-radius:10px;padding:8px 12px;color:#e9cf94;font-size:12px;font-weight:800}.pr112-finish .pr112-finish-small{font-size:13px;color:#bdc5d5}.pr112-next{justify-self:start;display:flex;justify-content:space-between;align-items:center;gap:15px;padding:12px 17px;border-radius:11px;background:#e9cf94;color:#0e1836!important;text-decoration:none!important;font-size:14px!important;font-weight:900!important;position:relative;transition:transform .2s}.pr112-next:hover{transform:translateX(3px)}.pr112-next span{font-size:20px}.pr112-footnote{text-align:center;padding:0 14px}
.pr112-panel.is-seen{animation:pr112-arrive .55s ease-out both}@keyframes pr112-arrive{from{opacity:.65;transform:translateY(12px)}to{opacity:1;transform:none}}.pr112-tone-card:hover .pr112-contour{stroke-dasharray:100;animation:pr112-trace .75s ease-out}@keyframes pr112-trace{from{stroke-dashoffset:100}to{stroke-dashoffset:0}}
@media(min-width:1500px){.pr112-tone-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:700px){main:has(.pr112) .lesson-heading{padding:25px 22px!important}.pr112{gap:22px;font-size:16px}.pr112-opening h2{font-size:33px}.pr112-opening{padding:5px 2px}.pr112-nav{position:static;padding:7px;gap:4px}.pr112-nav a{font-size:9px;gap:6px;padding:8px 1px;flex-direction:column}.pr112-nav a>span{width:23px;height:23px}.pr112-panel{padding:22px 18px;border-radius:22px;gap:20px;scroll-margin-top:100px}.pr112-panel-head{gap:11px}.pr112-step-no{width:35px;height:35px;flex-basis:35px;font-size:14px;border-radius:10px}.pr112-panel-head h2{font-size:25px}.pr112-eyebrow{font-size:9px}.pr112-dek{font-size:14px}.pr112-scene{padding:16px}.pr112-scene>p{font-size:17px}.pr112-copy{font-size:16px}.pr112-two,.pr112-tone-grid{grid-template-columns:minmax(0,1fr)}.pr112-compare{padding:19px}.pr112-pitch{max-height:150px}.pr112-compare>p{font-size:15px}.pr112-try{padding:16px}.pr112-try p{font-size:15px}.pr112-focus-map,.pr112-notation-example{padding:10px 5px 16px}.pr112-focus-labels{font-size:9px;letter-spacing:.02em}.pr112-map-words{font-size:28px}.pr112-map-nucleus{font-size:28px}.pr112-chunk-line{gap:7px;font-size:15px;padding:8px 0}.pr112-tone-card{padding:22px}.pr112-tone-card[aria-pressed=true]{padding:21px}.pr112-tone-card .pr112-pitch{max-height:145px}.pr112-tone-note{padding:23px}.pr112-tone-note .pr112-note-mark{display:none}.pr112-tone-note h3{margin-top:12px}.pr112-tone-coach{padding:19px}.pr112-tone-coach h3{font-size:18px}.pr112-legend{gap:10px}.pr112-legend article{padding:15px 12px}.pr112-legend-mark{font-size:25px}.pr112-legend h3{font-size:15px}.pr112-legend p{font-size:13px}.pr112-line-legend{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.pr112-line-legend strong{font-size:11px}.pr112-line-legend .pr112-pitch{max-height:64px}.pr112-finish{padding:26px 22px;border-radius:22px}.pr112-finish h2{font-size:29px}.pr112-next{width:100%;font-size:12px!important;padding:11px 12px}.pr112-finish-chips>span{font-size:11px}.pr112-footnote{font-size:11px}}
@media(prefers-reduced-motion:reduce){.pr112 *{animation:none!important;transition:none!important;scroll-behavior:auto!important}.pr112-tone-card:hover,.pr112-next:hover{transform:none}}

/* Screenshot review: make contexts visible without hover; refine editorial contrast. */
.pr112-tone-context{display:block;font-size:11px;line-height:1.5;letter-spacing:.02em;color:var(--i-muted);margin-top:8px;min-height:33px}.pr112-tone-card .pr112-pitch{margin-top:3px}.pr112-tone-card .pr112-explore{opacity:.8;transition:opacity .2s}.pr112-tone-card:hover .pr112-explore,.pr112-tone-card:focus-visible .pr112-explore{opacity:1}.pr112-tone-coach{animation:pr112-arrive .35s ease-out}.pr112-opening h2{font-family:Georgia,serif!important;font-style:italic!important;font-weight:500!important}

/* Second screenshot review: protect the finish contrast from inherited lesson-card styles. */
html main:has(.pr112) .pr112 .pr112-finish{background:#0e1836!important;background-image:none!important;border-color:#e9cf9470!important;color:#fff8e9!important}html main:has(.pr112) .pr112 .pr112-finish h2{color:#fff8e9!important}html main:has(.pr112) .pr112 .pr112-finish>p{color:#e1e4ee!important}html main:has(.pr112) .pr112 .pr112-finish .pr112-finish-small{color:#bdc5d5!important}html main:has(.pr112) .pr112 .pr112-finish .pr112-eyebrow{color:#e9cf94!important}

/* v113: compress tone glyphs horizontally; preserve labels, card sizes and typography. */
.pr112 .pr112-tone-top>span,.pr112 .pr113-tone-glyph{display:inline-block;transform:scaleX(.5);transform-origin:center;color:var(--i-gold)}

/* Shared lesson step component, deliberately outside the lesson's content cards. */
pr-lesson-steps{--step-bg:#151f35;--step-text:#e7e9f2;--step-muted:#bdc6d8;--step-rim:#e9cf9440;display:block;position:sticky;top:var(--pr115-top,106px);z-index:55;width:100%;min-width:0;max-width:100%;margin:0 0 26px;isolation:isolate;border:1px solid var(--step-rim);border-radius:18px;background:var(--step-bg);box-shadow:0 8px 24px #0e18360d;box-sizing:border-box;backdrop-filter:blur(14px)}
html[data-theme=light] pr-lesson-steps{--step-bg:#fffdf8;--step-text:#0e1836;--step-muted:#4b5870;--step-rim:#bda77566}
pr-lesson-steps .pr115-step-track{display:flex;align-items:stretch;gap:5px;width:100%;min-width:0;max-width:100%;overflow-x:auto;overflow-y:hidden;padding:8px;box-sizing:border-box;scrollbar-width:thin;scrollbar-color:#b79a6040 transparent;scroll-snap-type:x proximity;overscroll-behavior-inline:contain;border-radius:inherit;scroll-behavior:smooth}
pr-lesson-steps a{display:flex;align-items:center;justify-content:center;gap:8px;flex:1 0 auto;min-height:40px;padding:9px 12px;box-sizing:border-box;white-space:nowrap;text-decoration:none!important;color:var(--step-muted)!important;border:1px solid transparent;border-radius:11px;font:800 13px/1.35 Nunito,sans-serif!important;scroll-snap-align:center;transition:background .18s,color .18s,box-shadow .18s}
pr-lesson-steps a:hover{background:#e9cf9418;color:var(--step-text)!important}pr-lesson-steps a[aria-current=step]{background:#e9cf94!important;color:#0e1836!important;box-shadow:0 2px 8px #0e18360a}pr-lesson-steps a:focus-visible{outline:3px solid #b98e35;outline-offset:-1px}
pr-lesson-steps .pr115-number{display:grid;place-items:center;flex:0 0 24px;width:24px;height:24px;line-height:1;border:1px solid var(--step-rim);border-radius:50%;font-size:11px!important;font-weight:900}pr-lesson-steps [aria-current=step] .pr115-number{border-color:#0e183640}pr-lesson-steps .pr115-label{font:inherit}
pr-lesson-steps[data-overflow]:after{content:'';position:absolute;inset:4px 0 4px auto;width:19px;border-radius:0 15px 15px 0;background:linear-gradient(90deg,transparent,var(--step-bg));pointer-events:none}
body:has(pr-lesson-steps[data-ready]) .pr112-nav{display:none!important}
@media(max-width:700px){pr-lesson-steps{margin-bottom:22px;border-radius:15px}pr-lesson-steps .pr115-step-track{justify-content:flex-start;padding:6px;gap:5px;scrollbar-width:none}pr-lesson-steps .pr115-step-track::-webkit-scrollbar{display:none}pr-lesson-steps a{flex:0 0 auto;min-height:42px;padding:8px 12px;font-size:13px!important;gap:7px}}
@media(prefers-reduced-motion:reduce){pr-lesson-steps *,pr-lesson-steps .pr115-step-track{scroll-behavior:auto!important;transition:none!important}}
/* Unified lesson heroes: ivory in light, deep navy in dark; no decorative pitch curve. */
html body main:has(.lesson-heading) .lesson-heading{background:linear-gradient(135deg,#17223b,#0e1836)!important;background-image:linear-gradient(135deg,#17223b,#0e1836)!important;border:1px solid #e9cf9445!important;border-top:3px solid #e9cf9480!important;border-radius:26px!important;box-shadow:0 12px 32px #0e18360c!important;padding:30px 34px!important}
html[data-theme=light] body main:has(.lesson-heading) .lesson-heading{background:linear-gradient(135deg,#fffdf8,#f7f1e7)!important;background-image:linear-gradient(135deg,#fffdf8,#f7f1e7)!important;border-color:#bda77566!important;border-top-color:#c5a459!important}
html body main:has(.lesson-heading) .lesson-heading:before{content:none!important;display:none!important;background:none!important}
html body main:has(.lesson-heading) .lesson-heading h1{position:relative;color:#fff8e9!important;font-size:clamp(30px,3vw,40px)!important;line-height:1.15!important;font-weight:900!important;letter-spacing:-.035em!important}
html[data-theme=light] body main:has(.lesson-heading) .lesson-heading h1{color:#0e1836!important}
html body main:has(.lesson-heading) .lesson-heading>p,html body main:has(.lesson-heading) .lesson-heading a,html body main:has(.lesson-heading) .lesson-heading:after{color:#e9cf94!important}
html[data-theme=light] body main:has(.lesson-heading) .lesson-heading>p,html[data-theme=light] body main:has(.lesson-heading) .lesson-heading a,html[data-theme=light] body main:has(.lesson-heading) .lesson-heading:after{color:#8a651f!important}
@media(max-width:700px){html body main:has(.lesson-heading) .lesson-heading{padding:24px 22px!important;border-radius:22px!important}html body main:has(.lesson-heading) .lesson-heading h1{font-size:30px!important}}

/* v116: a single sticky navigation, with original panes in a continuous reading flow. */
.pr116-layout{min-width:0;display:grid;gap:42px}
.pr116-part{min-width:0;background:transparent!important;border:0!important;box-shadow:none!important;padding:0!important;margin:0!important;scroll-margin-top:190px}
.pr116-part-heading{display:flex;align-items:center;gap:12px;margin:0 0 22px;padding:0 0 17px;border-bottom:1px solid rgba(190,155,86,.3)}
.pr116-part-heading>span{display:grid;place-items:center;width:34px;height:34px;flex:none;border-radius:50%;background:#0e1836;color:#e9cf94;font-size:14px;font-weight:800;box-shadow:0 2px 7px #0e183617}
.pr116-part-heading h2{margin:0!important;padding:0!important;font-size:25px!important;line-height:1.25!important;font-weight:750!important;color:var(--headline,#0e1836)}
[data-theme=dark] .pr116-part-heading h2{color:#f2e9d6}
[data-theme=dark] .pr116-part-heading>span{background:#e9cf94;color:#0e1836}
.pr116-part>.lesson-sheet{margin-top:0!important}
@media(max-width:767px){.pr116-layout{gap:30px}.pr116-part-heading{margin-bottom:17px}.pr116-part-heading h2{font-size:22px!important}}

/* v117: modest shared step-bar gaps: 14px below the hero, 9px below the site header when stuck. */
pr-lesson-steps{margin-top:14px!important}

/* Premium visual coaching, scoped to the tone-units page only. */
.pr117-lesson{--u-bg:#fffdf8;--u-raised:#f7f3ea;--u-text:#0e1836;--u-muted:#526079;--u-rim:#c6b38970;display:grid;gap:26px;min-width:0;color:var(--u-text)}
[data-theme=dark] .pr117-lesson{--u-bg:#19243d;--u-raised:#111d34;--u-text:#f4eddf;--u-muted:#bdc7dc;--u-rim:#e9cf9436}
.pr117-opening,.pr117-box{min-width:0;border:1px solid var(--u-rim);border-radius:25px;padding:30px;background:var(--u-bg);box-shadow:0 9px 28px #0e183608;display:grid;gap:22px}
.pr117-opening{background:linear-gradient(125deg,var(--u-bg),var(--u-raised));border-top:3px solid #c09b52;padding:32px}
.pr117-eyebrow{display:block;color:#92702c;font:850 11px/1.5 Nunito,sans-serif;letter-spacing:.13em;text-transform:uppercase}
[data-theme=dark] .pr117-eyebrow{color:#e9cf94}
.pr117-lesson h2{margin:0!important;font:850 27px/1.17 Nunito,sans-serif!important;letter-spacing:-.025em;color:var(--u-text)}
.pr117-opening h2{font-size:34px!important;max-width:20ch}
.pr117-box-head{display:grid;gap:10px}.pr117-copy,.pr117-lesson p{margin:0;font-size:16px;line-height:1.7;color:var(--u-muted)}
.pr117-grid,.pr117-dialogue{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.pr117-model,.pr117-dialogue>article{--sound:var(--sound-dress);min-width:0;display:grid;align-content:start;gap:12px;border:1px solid color-mix(in srgb,var(--sound) 37%,transparent);border-radius:19px;padding:18px;background:color-mix(in srgb,var(--sound) 8%,var(--u-bg));transition:transform .18s,box-shadow .18s}
.pr117-model[data-pair-side=b],.pr117-dialogue>article[data-pair-side=b]{--sound:var(--sound-trap)}
.pr117-model:hover{transform:translateY(-2px);box-shadow:0 8px 20px #0e18360b}
.pr117-pitch{display:block!important;width:100%!important;height:127px!important;max-width:100%;overflow:visible}
.pr117-contour{fill:none;stroke:#b48b37;stroke-width:3.2;stroke-linecap:round;stroke-linejoin:round}.pr117-nucleus-dot{fill:#b48b37}.pr117-syllable-dot{fill:#7e7c77}
[data-theme=dark] .pr117-contour{stroke:#e9cf94}[data-theme=dark] .pr117-nucleus-dot{fill:#e9cf94}[data-theme=dark] .pr117-syllable-dot{fill:#afb9cd}
.pr117-svg-word{fill:var(--u-text,#0e1836);font:650 19px Nunito,sans-serif}.pr117-svg-nucleus{fill:#98702b;font:900 19px Nunito,sans-serif}
[data-theme=dark] .pr117-svg-word{fill:#f4eddf}[data-theme=dark] .pr117-svg-nucleus{fill:#e9cf94}
.pr117-scene{padding:17px 19px;background:var(--u-raised);border-left:3px solid #c49e53;border-radius:0 14px 14px 0;display:grid;gap:6px}
.pr117-scene p{color:var(--u-text);font-weight:700}
.pr117-try{padding:17px 19px;border:1px dashed var(--u-rim);border-radius:15px;display:grid;gap:6px}.pr117-try p{color:var(--u-text);font-weight:700}
.pr117-take{display:grid;gap:5px;padding-top:17px;border-top:1px solid var(--u-rim)}.pr117-take>strong{font-size:12px;text-transform:uppercase;letter-spacing:.09em;color:#92702c}.pr117-take p{font-weight:750;color:var(--u-text)}
[data-theme=dark] .pr117-take>strong{color:#e9cf94}
.pr117-legend{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px}.pr117-legend>article,.pr117-reading-flow>article,.pr117-tasks>article{padding:18px;border:1px solid var(--u-rim);border-radius:17px;background:var(--u-raised);min-width:0;display:grid;gap:8px}
.pr117-legend-mark{font-size:25px;font-weight:900;color:#9d762c;line-height:1.3}.pr117-legend h3,.pr117-reading-flow h3{font-size:17px;font-weight:850;line-height:1.25;color:var(--u-text)}.pr117-legend p,.pr117-reading-flow p{font-size:14px;line-height:1.6}
.pr117-tone-legend{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px}.pr117-tone-legend>article{text-align:center;border:1px solid var(--u-rim);border-radius:15px;padding:8px 4px 12px}.pr117-tone-legend strong{font-size:12px}.pr117-glyph{width:54px!important;height:72px!important;margin:auto;display:block}
.pr117-dot-key{display:grid;gap:8px;padding:15px 17px;border:1px solid var(--u-rim);border-radius:15px;font-size:13px;color:var(--u-muted)}.pr117-dot-key span{display:flex;align-items:center;gap:9px}.pr117-small-dot,.pr117-large-dot{display:inline-block;border-radius:50%;background:#a18245;width:5px;height:5px}.pr117-large-dot{width:9px;height:9px}
.pr117-unit-line{display:flex;flex-wrap:wrap;align-items:center;gap:8px;min-width:0}.pr117-unit{display:flex;align-items:center;flex:1 1 190px;min-width:0;max-width:100%}.pr117-unit>.pr117-pitch{min-width:0}.pr117-boundary{flex:none;padding-left:8px;font-size:25px;color:#a17d34;font-weight:800}
.pr117-dialogue{grid-template-columns:1fr}.pr117-dialogue .pr117-unit{flex-basis:220px}.pr117-dialogue>article>.pr117-eyebrow{font-size:13px}.pr117-note{font-size:14px!important;padding-left:14px;border-left:2px solid #c6a767}
.pr117-tasks,.pr117-reading-flow{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px}.pr117-task-no{width:28px;height:28px;display:grid;place-items:center;border-radius:50%;background:#0e1836;color:#e9cf94;font-size:12px;font-weight:850}.pr117-tasks p{color:var(--u-text);font-weight:750;font-size:15px}
.pr117-passage{display:grid;gap:17px}.pr117-passage>.pr117-unit-line{padding:15px;background:var(--u-raised);border:1px solid var(--u-rim);border-radius:17px}
.pr117-checks{display:grid;gap:12px}.pr117-checks label{display:flex;align-items:center;gap:13px;padding:14px 16px;background:var(--u-raised);border:1px solid var(--u-rim);border-radius:14px;font-size:15px;font-weight:750;cursor:pointer}.pr117-checks input{width:20px;height:20px;accent-color:#99712b;flex:none}.pr117-checks label:has(input:checked){border-color:#a78646;background:color-mix(in srgb,#e9cf94 18%,var(--u-bg))}
.pr117-finish{padding:31px;border:1px solid #c9ab70;border-radius:24px;background:linear-gradient(120deg,var(--u-bg),var(--u-raised));display:grid;gap:14px;text-align:center}
main:has(.pr117-lesson) .lesson-sheet>section{border:1px solid #c6b38970;border-radius:20px;padding:22px;background:#fffdf8}
main:has(.pr117-lesson) .lesson-sheet>section>button{background:#e9cf94!important;color:#0e1836!important;font-weight:850;border:0}
[data-theme=dark] main:has(.pr117-lesson) .lesson-sheet>section{background:#19243d;border-color:#e9cf9436}
.pr117-answer{padding:10px 0;display:grid;gap:7px;color:#0e1836}.pr117-answer>.pr117-pitch{max-width:330px}.pr117-answer>span{font-size:25px;color:#a17d34}.pr117-answer p{font-size:14px;line-height:1.6}[data-theme=dark] .pr117-answer{color:#f4eddf}
@media(max-width:700px){.pr117-opening,.pr117-box{padding:21px;border-radius:21px;gap:19px}.pr117-opening h2{font-size:29px!important}.pr117-lesson h2{font-size:25px!important}.pr117-grid,.pr117-legend,.pr117-tasks,.pr117-reading-flow{grid-template-columns:1fr}.pr117-copy,.pr117-lesson p{font-size:15px}.pr117-model{padding:16px}.pr117-tone-legend{grid-template-columns:repeat(3,minmax(0,1fr))}.pr117-tone-legend>article{padding:6px 3px 10px}.pr117-unit{flex-basis:210px}.pr117-finish{padding:23px}.pr117-legend p,.pr117-reading-flow p{font-size:14px}}
@media(prefers-reduced-motion:reduce){.pr117-model{transition:none}.pr117-model:hover{transform:none}}

/* Remaining WB5 lessons share the approved ivory/navy/gold coaching system. */
.pr119-lesson{gap:26px}.pr119-figure{margin:0;min-width:0;display:grid;gap:13px}.pr119-figure figcaption{font-size:17px;font-weight:750;line-height:1.65;color:var(--u-text)}
.pr119-focus{color:#96702b;font-weight:900}[data-theme=dark] .pr119-focus{color:#e9cf94}.pr119-ipa{font-weight:700;white-space:normal;font-size:1.08em}
.pr119-plots{display:flex;flex-wrap:wrap;align-items:center;gap:8px;min-width:0}.pr119-plot{flex:1 1 220px;min-width:0;display:flex;align-items:center;max-width:100%}.pr119-plot .pr117-pitch{min-width:0}.pr119-boundary{font-size:24px;font-weight:850;color:#a68442;flex:none;padding-left:7px}
.pr119-meaning{font-weight:700!important;color:var(--u-text)!important}.pr119-lesson .pr117-model{gap:14px;padding:20px}.pr119-lesson .pr117-model:has(.pr119-plots){align-content:space-between}
.pr119-glyph{display:block!important;width:49px!important;height:68px!important;max-width:100%;margin:auto;color:#ac8539}[data-theme=dark] .pr119-glyph{color:#e9cf94}
.pr119-rule-evidence{display:grid;gap:12px;padding:18px 20px;border:1px solid var(--u-rim);border-radius:17px;background:var(--u-raised)}
.pr119-dialogue{display:grid;gap:15px}.pr119-dialogue>article{--sound:var(--sound-dress);display:grid;gap:12px;padding:19px;border:1px solid color-mix(in srgb,var(--sound) 38%,transparent);border-radius:18px;background:color-mix(in srgb,var(--sound) 8%,var(--u-bg));min-width:0}.pr119-dialogue>article[data-pair-side=b]{--sound:var(--sound-trap)}
.pr119-tasks{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.pr119-tasks>article{display:grid;align-content:start;gap:12px;border:1px solid var(--u-rim);border-radius:18px;background:var(--u-raised);padding:19px;min-width:0}.pr119-task-text{font-weight:750!important;color:var(--u-text)!important}.pr119-task-detail{padding-top:9px;border-top:1px solid var(--u-rim);font-size:14px!important}
.pr119-passage{display:grid;gap:16px}.pr119-passage>article{padding:20px;border:1px solid var(--u-rim);border-radius:18px;background:var(--u-raised)}
.pr119-stress{display:flex;align-items:flex-end;justify-content:center;flex-wrap:wrap;gap:0;min-height:98px;padding:15px 0 7px}.pr119-stress-syllable{display:inline-flex;align-items:center;flex-direction:column;margin-left:9px;gap:17px;font-size:20px;font-weight:700;color:var(--u-text)}.pr119-stress-syllable.is-joined{margin-left:0}.pr119-stress-syllable i{display:block;border-radius:50%;width:4px;height:4px;background:#7e7c77;margin-top:8px}.pr119-stress-syllable.is-stressed{font-weight:900;color:#98702b}.pr119-stress-syllable.is-stressed i{width:11px;height:11px;background:#ac8539;margin-top:0}[data-theme=dark] .pr119-stress-syllable.is-stressed{color:#e9cf94}[data-theme=dark] .pr119-stress-syllable.is-stressed i{background:#e9cf94}
.pr119-answer{padding:11px 0;display:grid;gap:12px;color:#0e1836}.pr119-answer>p{font-size:15px;line-height:1.7}.pr119-answer .pr119-figure{border:1px solid #c6b38970;border-radius:15px;padding:12px;background:#faf6ed}[data-theme=dark] .pr119-answer{color:#f4eddf}[data-theme=dark] .pr119-answer .pr119-figure{background:#111d34;border-color:#e9cf9436}
@media(max-width:700px){.pr119-tasks{grid-template-columns:1fr}.pr119-figure figcaption{font-size:16px}.pr119-lesson .pr117-model{padding:17px}.pr119-dialogue>article{padding:16px}.pr119-rule-evidence,.pr119-passage>article{padding:16px}.pr119-plot{flex-basis:220px}.pr119-stress-syllable{font-size:19px}.pr119-answer .pr119-figure{padding:9px}}

.pr119-evidence-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,210px),1fr));gap:18px}

.pr119-forms{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,150px),1fr));gap:12px}.pr119-forms>article{display:grid;align-content:center;justify-items:center;gap:10px;padding:19px 13px;border:1px solid var(--u-rim);border-radius:16px;background:var(--u-bg);text-align:center}.pr119-forms strong{font-size:16px;color:var(--u-text)}.pr119-forms .lesson-ipa{font-size:25px;font-weight:800;color:#96702b;line-height:1.5;overflow-wrap:anywhere}[data-theme=dark] .pr119-forms .lesson-ipa{color:#e9cf94}.pr119-links{display:flex;align-items:center;justify-content:center;gap:6px;padding:16px 0}.pr119-links>span{display:flex;align-items:center;gap:7px}.pr119-links strong{border:1px solid var(--u-rim);background:var(--u-bg);border-radius:13px;padding:15px 18px;font-size:21px;color:var(--u-text)}.pr119-links b{font-size:29px;color:#a48343}