@font-face{font-family:'Noto IPA';src:url('fonts/noto-ipa.woff2') format('woff2');font-weight:100 900;font-display:swap}
@font-face{font-family:Literata;src:url('fonts/literata.woff2') format('woff2');font-weight:200 900;font-display:swap}
@font-face{font-family:Golos;src:url('fonts/golostext.woff2') format('woff2');font-weight:400 900;font-display:swap}
:root{
  --bg:      oklch(98% 0.004 95);
  --surface: oklch(100% 0.002 95);
  --fg:      oklch(20% 0.018 70);
  --muted:   oklch(48% 0.012 70);
  --border:  oklch(90% 0.006 95);
  --accent:  oklch(52% 0.10 28);
  --font-display: 'Iowan Old Style', 'Charter', Georgia, serif;
  --font-body:    -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --serif:Literata,'Noto IPA',var(--font-display);--sans:Golos,'Noto IPA',var(--font-body);--mono:ui-monospace,monospace;
  --page:var(--bg);--panel:var(--surface);--ink:var(--fg);--subtle:var(--muted);--rule:var(--border);--action:var(--accent);--action-ink:var(--surface);--display:var(--serif);--hover:oklch(94% .006 95);--ring:var(--accent);
}
*{box-sizing:border-box}
html{scroll-behavior:auto}
body{margin:0;background:var(--page);color:var(--ink);font:16px/1.55 var(--sans);overflow-wrap:break-word}
button,input,select{font:inherit}
button,a,summary{-webkit-tap-highlight-color:transparent}
a{color:inherit;text-underline-offset:5px;text-decoration-thickness:1px}
a:hover{text-decoration-thickness:2px}
button{cursor:pointer;border:1px solid var(--rule);background:var(--panel);color:var(--ink);min-height:46px;padding:10px 16px;display:inline-flex;align-items:center;justify-content:center;gap:10px;border-radius:3px;line-height:1.3}
button:hover{background:var(--hover);color:var(--ink);border-color:var(--ink)}
button:active{transform:translateY(1px)}
button:disabled{cursor:not-allowed;opacity:.55}
button svg{width:22px;height:22px;flex-shrink:0}
button.primary{background:var(--action);color:var(--action-ink);border-color:var(--action);padding:16px 24px;min-height:56px;font-weight:550}
button.primary:hover{background:oklch(from var(--action) calc(l - .08) c h);color:var(--action-ink);border-color:transparent}
:focus-visible{outline:3px solid var(--ring);outline-offset:5px}
h1,h2,h3,p{margin-top:0}
h1,h2,h3{line-height:1.16;text-wrap:balance;font-weight:500}
h1{font-family:var(--display);font-size:clamp(36px,4.2vw,64px);letter-spacing:-.035em;margin-bottom:24px}
h2{font-size:25px;letter-spacing:-.025em}
h3{font-size:22px}
p{max-width:72ch;margin-bottom:20px}
main{max-width:1320px;margin:0 auto;padding:48px 48px 56px}
section,article,div{min-width:0}
[hidden]{display:none!important}
.skip{position:fixed;top:-150px;left:20px;z-index:20;background:var(--ink);color:var(--page);padding:14px}
.skip:focus{top:12px}
.review-strip{display:flex;align-items:center;gap:24px;padding:10px 32px;background:oklch(94% .003 250);color:oklch(24% .012 250);font:12px/1.4 var(--sans);border-bottom:1px solid oklch(85% .005 250)}
.review-strip>a{font-weight:650}
.review-strip nav{display:flex;gap:16px;margin-left:auto}
.review-strip a{display:inline-flex;align-items:center;min-height:28px}
.review-strip a[aria-current]{font-weight:700;text-decoration:underline;text-decoration-thickness:2px}
.embedded .review-strip{display:none}
.site-header{max-width:1320px;margin:auto;display:flex;align-items:center;justify-content:space-between;padding:26px 48px;gap:32px;border-bottom:1px solid var(--rule)}
.identity{display:flex;align-items:center;gap:13px;text-decoration:none;font-size:16px;line-height:1.2;font-weight:600;flex-shrink:0}
.identity-sign{font:42px/1 var(--serif);letter-spacing:-.1em;padding-right:6px}
.identity-bracket{display:inline-block;transform:scaleY(.77)}
.identity-letter{position:relative;top:-.05em}
.site-header nav{display:flex;align-items:center;justify-content:flex-end;gap:22px;flex-wrap:wrap}
.site-header nav a{text-decoration:none;font-size:13px;min-height:44px;display:flex;align-items:center}
.site-header nav a:hover{text-decoration:underline}
.menu-button{display:none}
.fixture-note{max-width:1320px;margin:auto;padding:12px 48px 0;font-size:11px;color:var(--subtle)}
.fixture-note span{font-weight:600;margin-right:12px}
.eyebrow,.breadcrumb{font-size:13px;color:var(--subtle);margin-bottom:25px}
.eyebrow{display:block}
.lede{font-size:18px;line-height:1.65;max-width:42ch;color:var(--subtle)}
.ipa{font-family:'Noto IPA',Literata,Georgia,serif;letter-spacing:0;font-weight:450}
.text-button{border:0;border-bottom:1px solid var(--rule);background:transparent;padding:10px 0;justify-content:space-between;gap:24px;text-align:left;border-radius:0}
.text-button:hover{background:transparent;color:var(--ink);border-color:var(--ink)}
.fine,.audio-meta{font-size:12px;color:var(--subtle);line-height:1.5}
.unscored{font-size:12px;white-space:nowrap;color:var(--subtle)}
.home-layout{display:grid;grid-template-columns:1fr 1.02fr;gap:72px;align-items:start}
.home-intro h1{font-size:clamp(40px,5.1vw,76px);line-height:1.13;letter-spacing:-.055em}
.home-intro .lede{max-width:35ch;font-size:17px}
.speech-mark{margin-top:44px;font-family:var(--serif);font-size:28px;display:flex;gap:10px;flex-wrap:wrap;max-width:400px}
.speech-mark>span:first-child{padding-top:9px}
.mark-join{border-top:1px solid var(--ink);border-left:1px solid var(--ink);border-right:1px solid var(--ink);padding:8px 12px 0;position:relative}
.speech-mark small{font:12px var(--sans);color:var(--subtle);width:100%;margin-top:5px}
.encounter{padding:26px 0 0;border-top:2px solid var(--ink)}
.encounter-top{display:flex;justify-content:space-between;gap:10px}
.encounter .eyebrow{font-size:12px;line-height:1.5;max-width:23ch}
.encounter h2{font-family:var(--display);font-size:37px;margin-top:24px;letter-spacing:-.03em}
.encounter>p{color:var(--subtle);font-size:15px;max-width:45ch}
.listen-action{margin:32px 0 22px;display:flex;align-items:flex-start;gap:14px;flex-direction:column}
.encounter .reveal{width:100%;margin-top:6px;font-size:14px}
.answer{padding-top:24px}
.answer-line{font-size:16px}
.word-pair{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--rule);border-bottom:1px solid var(--rule)}
.word-pair article{padding:18px 16px 18px 0}
.word-pair article+article{padding-left:18px;border-left:1px solid var(--rule)}
.word-pair h3{font:36px/1.3 var(--serif);margin:8px 0}
.word-pair p{font-size:14px;margin-bottom:16px}
.word-pair .audio-button{padding:8px;font-size:12px;gap:4px;width:100%}
.explain{font-size:14px;margin-top:20px}
.answer>p:last-child{font-size:14px}
.routes{margin-top:72px;padding-top:28px;border-top:1px solid var(--rule)}
.routes>h2{font:24px var(--display);margin-bottom:28px}
.route-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}
.route-grid article{padding-right:20px}
.route-grid h3{font:17px/1.45 var(--sans);margin-bottom:12px}
.route-grid h3 a{display:inline-flex;align-items:center;min-height:48px}
.route-grid p{font-size:13px;line-height:1.65;color:var(--subtle)}
.site-footer{max-width:1224px;margin:auto;padding:26px 0 32px;border-top:1px solid var(--rule);display:flex;justify-content:space-between;align-items:center;gap:24px;font-size:12px;color:var(--subtle)}
.site-footer nav{display:flex;gap:24px;flex-wrap:wrap}
.site-footer a{min-height:44px;display:inline-flex;align-items:center}
.lesson-heading{max-width:810px}
.lesson-heading .lede{max-width:55ch}
.lesson-steps{display:flex;gap:32px;margin:32px 0 40px;border-bottom:1px solid var(--rule);padding-bottom:15px}
.lesson-steps a{display:flex;gap:10px;align-items:center;min-height:44px;font-size:13px;text-decoration:none}
.lesson-steps a:hover{text-decoration:underline}
.lesson-content{display:grid;grid-template-columns:1.1fr 1fr;gap:64px}
.step-number{font-size:12px;color:var(--subtle);margin-right:12px;font-family:var(--sans)}
.lesson-content h2{font-size:20px;margin-bottom:26px}
.sound-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.sound{display:flex;flex-direction:column;border-top:1px solid var(--rule);padding-top:20px}
.sound>.word{margin-top:auto}
.sound>.audio-button{align-self:flex-start}
.sound-top{display:flex;flex-direction:column;gap:12px}
.big-ipa{font-size:60px;line-height:1.1}
.sound-caption{font-size:12px;min-height:2.8em}
.sound>p{font-size:14px;line-height:1.6;min-height:7em;color:var(--subtle);margin-top:14px}
.word{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;margin-bottom:20px}
.word h3{font:32px var(--serif);margin:0}
.target-letter{border-bottom:2px solid var(--action)}
.word>span:last-child{width:100%;font-size:13px;color:var(--subtle)}
.sound .audio-button{font-size:13px;gap:5px;padding:10px;width:100%}
.cue-detail{font-size:14px;margin-top:28px;border-top:1px solid var(--rule);border-bottom:1px solid var(--rule)}
summary{cursor:pointer;min-height:48px;padding:14px 0}
details>p{font-size:14px;color:var(--subtle);padding-top:10px}
details[open] summary{font-weight:600}
.phrase-section{padding-left:32px;border-left:1px solid var(--rule)}
.phrase{padding:18px 0 12px}
.phrase .english{font:clamp(30px,3.4vw,46px)/1.5 var(--serif);letter-spacing:-.035em;margin:0 0 16px;text-wrap:balance}
.phrase .marked{text-decoration:underline;text-decoration-color:var(--action);text-underline-offset:8px;text-decoration-thickness:2px}
.phrase .ipa{font-size:18px;margin-bottom:8px}
.phrase>p:last-child{font-size:14px;color:var(--subtle)}
.annotation-key{font-size:12px;color:var(--subtle);margin:24px 0;display:flex;gap:10px}
.key-line{display:block;flex-shrink:0;width:24px;border-top:2px solid var(--action);margin-top:9px}
.phrase-section>p:last-child{font-size:15px}
.try-section{display:flex;justify-content:space-between;align-items:center;gap:32px;margin-top:44px;padding:28px 0;border-top:1px solid var(--rule)}
.try-section h2{font-size:22px}
.try-section p{font-size:14px;color:var(--subtle);margin-bottom:0}
.try-section>a{min-height:48px;display:flex;align-items:center;font-size:14px}
.shadow-heading .lede{max-width:65ch}
.comparison{display:grid;grid-template-columns:1fr 1fr;gap:64px;margin-top:42px}
.model,.recorder{border-top:2px solid var(--ink);padding-top:22px}
.track-label{display:flex;justify-content:space-between;gap:16px;font-size:13px;margin-bottom:28px}
.track-label>span:last-child{font-size:12px;color:var(--subtle)}
.model .phrase .english{font-size:clamp(30px,3.6vw,49px)}
.model .text-button{font-size:13px}
.model-actions{margin-top:24px;display:flex;flex-direction:column;align-items:flex-start;gap:14px}
.playback-options{width:100%;font-size:13px}
.playback-options p{max-width:40ch}
.playback-options fieldset{border:1px solid var(--rule);margin:0 0 20px;padding:16px;color:var(--subtle)}
.playback-options label{display:flex;align-items:center;gap:10px;margin:10px 0}
.playback-options select{max-width:100%;min-height:44px}
.model>.fine{margin-top:14px}
.recorder h2{font:29px var(--display);margin-bottom:20px}
.privacy-note{font-size:14px;line-height:1.6;color:var(--subtle);max-width:48ch}
.record-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
#record-status{font-size:12px;color:var(--subtle);margin:16px 0 28px}
.own-actions{display:flex;gap:12px;flex-wrap:wrap}
.own-actions button{font-size:13px}
.self-check{margin-top:24px;padding-top:24px;border-top:1px solid var(--rule);font-size:15px}
.focus-note{display:grid;grid-template-columns:1fr 1.3fr 1fr;gap:32px;align-items:start;margin-top:48px;padding:24px 0;border-top:1px solid var(--rule)}
.focus-note h2{font-size:20px}
.focus-note p{font-size:14px;color:var(--subtle);margin:0}
.focus-note a{font-size:13px;min-height:44px;display:flex;align-items:center}
.article-link{font-size:13px;margin-top:20px}
.article-link a{display:inline-flex;min-height:44px;align-items:center}
dialog{max-width:min(540px,calc(100% - 32px));background:var(--panel);color:var(--ink);border:1px solid var(--rule);padding:32px}
dialog::backdrop{background:oklch(10% .01 250 / .65)}
dialog code{display:block;overflow-wrap:anywhere;font-size:14px;margin-bottom:24px}
dialog p{font-size:15px}
dialog h2{padding-right:25px}
.close-dialog{position:absolute;right:12px;top:12px;font-size:24px;border:none}
.notice{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);z-index:15;width:max-content;max-width:calc(100% - 32px);padding:14px 16px 14px 24px;display:flex;align-items:center;gap:20px;border:1px solid var(--ink);background:var(--panel);color:var(--ink);box-shadow:0 8px 40px oklch(0% 0 0/.15);font-size:14px}
.notice button{border:none;font-size:24px;flex-shrink:0}
.notice span{max-width:55ch}
@media(min-width:1600px){main{padding-top:64px}
.home-layout{gap:90px}
.home-intro h1{font-size:82px}
}
@media(max-width:1120px){.site-header{flex-wrap:wrap;gap:12px;padding:22px 32px}
.site-header nav{justify-content:flex-start;gap:24px;width:100%}
.site-header nav a{font-size:13px}
.fixture-note{padding-left:32px;padding-right:32px}
main{padding:36px 32px}
.home-layout{gap:42px}
.home-intro h1{font-size:58px}
.encounter h2{font-size:31px}
.site-footer{margin:0 32px}
.review-strip{padding:8px 24px;gap:16px}
.review-strip>span{display:none}
.lesson-content{gap:32px}
.phrase-section{padding-left:24px}
.sound-grid{gap:16px}
.sound>p{min-height:9em}
.comparison{gap:36px}
.focus-note{gap:24px}
}
@media(max-width:760px){.review-strip{padding:8px 20px;flex-wrap:wrap;gap:0 20px}
.review-strip nav{margin:0;gap:14px;flex-wrap:wrap}
.review-strip nav a{min-height:36px}
.review-strip>a{min-height:36px}
.site-header{padding:20px 24px;gap:16px}
.identity{font-size:15px}
.identity-sign{font-size:38px}
.menu-button{display:flex;font-size:13px;gap:10px;margin-left:auto;padding:10px 12px}
.site-header nav{display:none;gap:0;margin-top:4px;grid-template-columns:1fr 1fr;width:100%}
.site-header nav.open{display:grid}
.site-header nav a{padding:10px 4px;min-height:48px;border-top:1px solid var(--rule);font-size:14px}
.fixture-note{padding:12px 24px 0;font-size:10px}
.fixture-note span{display:block;margin-bottom:3px}
main{padding:28px 24px 40px}
h1{font-size:38px}
.home-layout{display:block}
.home-intro h1{font-size:48px;line-height:1.15;max-width:12ch}
.home-intro .lede{font-size:15px;max-width:37ch}
.home-intro .eyebrow{margin-bottom:20px}
.speech-mark{display:none}
.encounter{margin-top:32px;padding-top:20px}
.encounter h2{font-size:31px;margin-top:12px;max-width:16ch}
.encounter>p{font-size:14px}
.encounter-top .eyebrow{font-size:11px;max-width:24ch}
.listen-action{margin-top:24px}
.routes{margin-top:38px;padding-top:22px}
.routes>h2{font-size:22px}
.route-grid{grid-template-columns:1fr 1fr;gap:20px 24px}
.route-grid article{padding:0}
.route-grid h3{font-size:15px}
.route-grid p{font-size:12px}
.word-pair h3{font-size:29px}
.word-pair article{padding-right:10px}
.word-pair article+article{padding-left:12px}
.word-pair .audio-button{flex-direction:column;font-size:12px}
.site-footer{margin:0 24px;padding-top:24px;display:block}
.site-footer>span{display:block;margin-bottom:16px}
.site-footer nav{gap:0 20px}
.site-footer a{font-size:12px}
.breadcrumb{font-size:12px;margin-bottom:20px}
.lesson-heading .lede,.shadow-heading .lede{font-size:15px}
.lesson-steps{gap:20px;justify-content:space-between;margin:26px 0}
.lesson-steps a{font-size:11px;gap:6px;align-items:flex-start;flex-direction:column}
.lesson-content{display:block}
.lesson-content h2{font-size:20px}
.sound-grid{gap:20px}
.sound-top{gap:10px}
.big-ipa{font-size:51px}
.sound-caption{font-size:11px;min-height:3em}
.sound>p{min-height:0;font-size:13px;line-height:1.65}
.sound .audio-button{font-size:12px;padding:10px 8px;flex-direction:column}
.word{gap:6px}
.word h3{font-size:29px}
.word .ipa{font-size:14px}
.word>span:last-child{font-size:12px}
.phrase-section{border-left:none;border-top:1px solid var(--rule);padding:28px 0 0;margin-top:32px}
.phrase .english{font-size:34px;line-height:1.6}
.phrase .ipa{font-size:17px}
.annotation-key{font-size:11px;max-width:40ch}
.try-section{display:block;margin-top:32px;padding-top:24px}
.try-section h2{font-size:20px}
.try-section>a{margin-top:18px;font-size:13px}
.comparison{display:block;margin-top:30px}
.recorder{margin-top:32px;padding-top:22px}
.recorder h2{font-size:27px}
.track-label{gap:12px;font-size:12px;margin-bottom:20px}
.track-label>span:last-child{font-size:11px}
.model .phrase .english{font-size:34px}
.focus-note{display:block;margin-top:32px}
.focus-note h2{font-size:20px}
.focus-note p{margin-bottom:16px}
.model-actions{margin-top:18px}
.privacy-note{font-size:13px}
.own-actions{gap:10px}
.own-actions button{font-size:12px}
.record-actions{margin-top:22px}
.notice{bottom:12px;padding:12px 10px 12px 16px;gap:10px;font-size:12px}
dialog{padding:28px 22px}
}
@media(max-width:359px){main{padding-left:18px;padding-right:18px}
.site-header{padding:18px}
.identity{font-size:13px;gap:9px}
.identity-sign{font-size:32px}
.menu-button{padding:10px;font-size:12px}
.fixture-note{padding-left:18px;padding-right:18px}
.review-strip{padding-left:18px;padding-right:18px}
.review-strip nav{gap:10px;font-size:11px}
.home-intro h1{font-size:43px}
.encounter h2{font-size:29px}
.route-grid{grid-template-columns:1fr}
.route-grid h3 a{min-height:44px}
.route-grid p{margin-bottom:8px}
.sound-grid{gap:14px}
.sound .audio-button{font-size:11px}
.word{flex-direction:column}
.word h3{font-size:28px}
.sound-caption{min-height:4em}
.lesson-heading h1{font-size:33px}
.phrase .english,.model .phrase .english{font-size:30px}
.track-label{flex-wrap:wrap}
.record-actions .primary{padding:14px 18px}
.site-footer{margin:0 18px}
}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}
button:hover{background:var(--ink);color:var(--panel)}
.text-button:hover{background:transparent;color:var(--ink)}
.review-strip a{min-height:44px}
.answer>p a{display:inline-flex;align-items:center;min-height:44px}
@media(max-width:760px){.review-strip nav a,.review-strip>a{min-height:44px}
.review-strip{font-size:11px}
}
.review-strip :focus-visible{outline-color:oklch(24% .012 250)}
.target-letter{border-bottom-color:var(--ink)}
.key-line{border-top-color:var(--ink)}