:root{--paper:#f2f0e8;--raised:#faf9f5;--ink:#213c40;--deep:#102c30;--accent:#6cc6d6;--muted:#526966;--line:#213c4029;--body:'Gothic A1',sans-serif;--display:'Noto Serif KR',serif;scroll-padding-top:96px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font:400 15px/1.9 var(--body);-webkit-font-smoothing:antialiased}button,a{font:inherit}button{cursor:pointer}a{color:inherit;text-decoration:none}a:focus-visible,button:focus-visible{outline:2px solid #167784;outline-offset:4px}h1,h2,h3,p{margin-top:0}h1,h2,h3{font-family:var(--display);font-weight:300;letter-spacing:-.055em;line-height:1.42;text-wrap:balance}h1{font-size:clamp(40px,4.7vw,68px)}h2{font-size:clamp(34px,4vw,54px)}h3{font-size:clamp(27px,2.4vw,35px)}[hidden]{display:none!important}.content-width{width:min(calc(100% - 128px),1200px);margin-inline:auto}.section-space{padding-block:clamp(76px,8vw,112px)}.eyebrow{font-size:10px;letter-spacing:.2em;line-height:1.7;font-weight:600;margin:0 0 21px}.skip-link{position:absolute;left:18px;top:-90px;background:var(--raised);padding:12px;z-index:50}.skip-link:focus{top:12px}
.site-header{height:78px;background:#f2f0e8f4;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding-inline:max(64px,calc((100vw - 1200px)/2));gap:24px;position:sticky;top:0;z-index:20;backdrop-filter:blur(15px)}.brand{display:flex;align-items:center;width:117px;height:52px;flex-shrink:0}.brand img{height:100%;width:100%;object-fit:contain;display:block;filter:brightness(0);opacity:.82}.site-header nav{display:flex;gap:34px;align-items:center;font-size:12px}.site-header nav a:hover,.chapter-nav a:hover,.text-link:hover{color:#208294}
.hero{background:var(--deep);color:var(--paper)}.hero-top{padding-top:40px;display:flex;justify-content:space-between;align-items:center;color:#9db6b2;font-size:10px;letter-spacing:.12em}.course-switch{display:flex;gap:22px}.course-switch button{background:none;border:0;border-bottom:1px solid transparent;color:#adc3bf;padding:6px 0 9px;font-size:12px;letter-spacing:0}.course-switch button[aria-pressed=true]{border-color:#9acdd2;color:white}.hero-copy{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(260px,.8fr);gap:60px;align-items:end;padding-block:78px 63px}.hero .eyebrow{color:#96c4c7}.hero h1{margin:0}.hero-aside{max-width:380px;font-size:14px;line-height:2.1;color:#bccdc9}.hero-aside p{margin:0}.hero-meta{font-size:11px;letter-spacing:.06em;color:#8faaa9;margin-top:28px!important}.main-video,.teacher-video{position:relative;aspect-ratio:16/9;min-height:200px;overflow:hidden;background:#18363a}.main-video{max-width:1040px;margin:auto}.media-poster,.media-poster img,.media-frame{position:absolute;inset:0;width:100%;height:100%}.media-poster{border:0;padding:0;display:block;color:white;background:#233a3e}.media-poster img{object-fit:cover;display:block;filter:brightness(.66)}.media-poster::after{content:'';position:absolute;inset:0;background:linear-gradient(0deg,#071d28b3,transparent 50%);pointer-events:none}.poster-play{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);z-index:2;width:68px;height:68px;border:1px solid #ffffffb0;background:#f2f0e826;border-radius:50%;display:grid;place-items:center;font-size:25px;backdrop-filter:blur(8px)}.poster-caption{position:absolute;left:25px;right:25px;bottom:20px;z-index:2;display:flex;justify-content:space-between;gap:20px;text-align:left;font-size:12px;line-height:1.6}.media-frame{border:0}.external-video{position:absolute;top:12px;right:12px;z-index:2;background:#0c292bd9;color:white;font-size:11px;padding:6px 11px}.chapter-row{display:flex;justify-content:space-between;gap:20px;padding:20px max(0px,calc((100% - 1040px)/2)) 29px;color:#9eb7b2;font-size:11px}.chapter-row b{color:#f2f0e8;font-weight:600}.chapter-nav{display:flex;gap:38px;align-items:center;padding-block:19px;border-bottom:1px solid var(--line);font-size:11px;color:var(--muted)}
.lesson-layout,.review-layout{display:grid;grid-template-columns:minmax(250px,.8fr) minmax(0,1.2fr);gap:clamp(45px,7vw,110px)}.section-intro{position:sticky;top:120px;align-self:start}.section-intro .eyebrow{color:#3c7c82}.section-intro p:not(.eyebrow){color:var(--muted);max-width:320px;line-height:1.95}.lesson-count{font-size:11px;border-top:1px solid var(--line);padding-top:22px;margin-top:45px}.entry{padding-bottom:57px;margin-bottom:57px;border-bottom:1px solid var(--line)}.entry:last-child{margin-bottom:0;padding-bottom:0;border:0}.entry-number{color:#49818a;font-size:10px;letter-spacing:.16em}.entry h3{font-size:clamp(30px,3vw,40px);margin:6px 0 25px}.entry h3 small{font:400 13px/1.7 var(--body);letter-spacing:0;color:var(--muted)}.definitions{margin:0 0 28px;padding:0;list-style:none;counter-reset:def}.definitions li{counter-increment:def;position:relative;padding:0 0 15px 30px;line-height:1.9;color:#40575a;font-size:14px}.definitions li::before{content:'0' counter(def);position:absolute;left:0;color:#44858a;font-size:10px}.example{padding:17px 0;border-top:1px solid var(--line)}.example strong{font-weight:500;font-size:17px;line-height:1.7}.example small{display:block;color:var(--muted);font-size:13px;line-height:1.7}.sentence{margin-top:27px;padding-top:25px;border-top:1px dashed var(--line)}.sentence-label{font-size:10px;letter-spacing:.14em;color:#387581}.sentence>p{margin:10px 0 15px;font-size:15px}.word-slot{min-height:58px;padding:8px;display:flex;flex-wrap:wrap;gap:7px;align-items:center;border:1px dashed #aac0bc;background:#e9eee9}.word-slot:has(.word){border-style:solid;border-color:#75a4a0}.slot-hint{font-size:12px;color:#708581;padding-left:8px}.word-bank{display:flex;flex-wrap:wrap;gap:7px;margin-top:12px}.word{border:1px solid #a5b7b1;background:var(--raised);padding:8px 12px;min-height:44px;border-radius:4px;font-size:13px;line-height:1.2}.word:hover{border-color:#2f7b81}.word-slot .word{background:var(--deep);color:white;border-color:var(--deep)}.sentence-actions{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-top:14px}.small-button{border:1px solid var(--deep);background:var(--deep);color:white;padding:8px 15px;min-height:44px;font-size:12px}.small-button:disabled{opacity:.43;cursor:default}.subtle-button{background:none;border:0;border-bottom:1px solid var(--line);padding:8px 2px;min-height:44px;font-size:12px}.feedback{margin-top:12px;padding:14px 18px;background:#e4eeea;color:#16464b;font-size:13px;line-height:1.8}.feedback.is-error{background:#f1e6df;color:#704338}
.review{background:#e7e9e2}.quiz-card{border-top:1px solid #aebeb4;padding:22px 0 30px}.quiz-card h3{font-family:var(--body);font-size:14px;letter-spacing:0;font-weight:500;margin:5px 0 21px;line-height:1.9}.quiz-number{color:#397d80;font-size:10px;letter-spacing:.15em}.quiz-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}.quiz-options button{min-height:50px;text-align:left;border:1px solid #bdcac0;background:#f7f7f1;padding:10px 14px;font-size:12px;line-height:1.55}.quiz-options button:hover:not(:disabled){border-color:#4b8789}.quiz-options button.is-correct{background:#dcece6;border-color:#3a8b87}.quiz-options button.is-wrong{background:#f0e4dd;border-color:#ae7466}.quiz-options button:disabled{cursor:default}.quiz-explanation{margin:17px 0 0;font-size:12px;line-height:1.85;color:#3c5c5d}
.teachers{background:#16393c;color:var(--paper)}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:50px;margin-bottom:50px}.section-heading .eyebrow{color:#94bec0}.section-heading h2{margin-bottom:0}.section-heading>p{max-width:345px;color:#aac2bd;font-size:13px;line-height:2}.teacher-layout{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:48px;align-items:start}.teacher-list{border-top:1px solid #96bbb459}.teacher-choice{display:flex;justify-content:space-between;align-items:center;gap:10px;width:100%;padding:17px 0;text-align:left;border:0;border-bottom:1px solid #96bbb459;background:none;color:#b9d0ca}.teacher-choice[aria-pressed=true]{color:white}.teacher-choice strong{display:block;font:300 24px/1.4 var(--display);letter-spacing:-.04em}.teacher-choice small{display:block;font-size:10px;line-height:1.8;color:#a7c1ba}.teacher-choice>span:last-child{font-size:12px;color:#a2cbd1}.media-note{font-size:11px;color:#a8c1bb;margin:14px 0 0}
.course-cta{background:var(--deep);color:var(--paper);border-top:1px solid #ffffff20}.course-cta-layout{display:grid;grid-template-columns:1fr 1fr;gap:90px}.course-cta .eyebrow{color:#91bdc0}.course-cta h2{margin-bottom:27px}.course-cta p:not(.eyebrow){color:#b6c9c3;max-width:430px}.primary-link{display:inline-flex;gap:45px;align-items:center;background:#a4d8df;color:#102c30;padding:15px 21px;margin-top:25px;font-size:13px;font-weight:600}.course-includes{border-top:1px solid #a3c0bb80;padding-top:15px}.course-includes ul{list-style:none;margin:0;padding:0}.course-includes li{padding:12px 0;border-bottom:1px solid #a3c0bb4d}.course-includes small{display:block;color:#adc3bd;margin-top:24px;font-size:11px}
.everyday .eyebrow{color:#417d85}.everyday-lead{color:var(--muted);margin:0 0 50px}.everyday-grid{display:grid;grid-template-columns:5fr 7fr;gap:70px;align-items:start}.drip{display:flex;align-items:center;gap:30px}.phone{width:173px;aspect-ratio:9/19.5;flex:none;border:7px solid #17373a;border-radius:27px;background:#fff;overflow:hidden;box-shadow:0 15px 35px #122f301d}.phone img{width:100%;height:100%;object-fit:cover;object-position:top}.drip h3,.receipt-column h3{margin:0 0 17px}.drip p:not(.eyebrow),.receipt-column>p:not(.eyebrow){font-size:13px;color:var(--muted);line-height:1.9}.drip small,.sample-note{display:block;font-size:10px;color:#687d78;margin-top:20px;line-height:1.8}.text-link{display:inline-block;padding:10px 0;border-bottom:1px solid #638f90;font-size:12px}.receipt-column>p{max-width:430px}.receipt{background:var(--raised);box-shadow:0 16px 34px #173b3610;padding:27px 29px;margin:28px 0 18px;max-width:520px;border-bottom:2px dashed #b9c7be}.receipt-header{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);padding-bottom:12px;gap:12px}.receipt-header span{font:400 25px var(--display);letter-spacing:-.06em}.receipt-header small{font-size:10px;color:var(--muted)}#receipt-toggle{border:0;background:none;color:#426969;min-height:44px;text-align:left;padding:8px 0;font-size:11px}.receipt-item{padding:18px 0;border-top:1px solid var(--line)}.receipt-index{font-size:10px;letter-spacing:.12em;color:#327983}.receipt-item span{display:block;color:#4e6866;font-size:11px}.receipt-item p:not(.receipt-index){font-size:16px;margin:2px 0 16px;line-height:1.6}.receipt-item em{font-style:normal;color:#126e69;border-bottom:2px solid #5db4af}.receipt-item small{font-size:11px;color:var(--muted)}.receipt-end{text-align:center;font-size:9px;letter-spacing:.13em;padding-top:15px;border-top:1px solid var(--line)}.site-footer{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line);padding-block:30px;font-size:10px;color:var(--muted)}
@media(max-width:1199px){.content-width{width:min(calc(100% - 64px),1200px)}.site-header{padding-inline:32px}.teacher-layout{gap:28px;grid-template-columns:minmax(0,1fr) 240px}.everyday-grid{gap:34px}}
@media(max-width:767px){:root{scroll-padding-top:76px}.content-width{width:calc(100% - 40px)}.section-space{padding-block:64px}.site-header{height:64px;padding-inline:20px}.brand{width:102px;height:46px}.site-header nav{gap:15px;font-size:10px}.site-header nav a:nth-child(2){display:none}.hero-top{padding-top:20px;font-size:9px}.hero-copy{grid-template-columns:1fr;gap:20px;padding-block:53px 34px}.hero h1{font-size:clamp(34px,8.3vw,42px)}.hero-aside{font-size:13px}.hero-meta{margin-top:16px!important}.main-video{margin-inline:-8px}.poster-play{width:55px;height:55px}.poster-caption{font-size:10px;left:12px;right:12px;bottom:12px}.chapter-row{display:block;font-size:10px}.chapter-row span{display:block;margin-bottom:5px}.chapter-nav{gap:14px;overflow-x:auto;white-space:nowrap;font-size:10px;scrollbar-width:none}.chapter-nav a{flex:none}.lesson-layout,.review-layout,.teacher-layout,.course-cta-layout,.everyday-grid{grid-template-columns:1fr;gap:35px}.section-intro{position:static}.lesson-count{margin-top:24px}.entry{padding-bottom:44px;margin-bottom:44px}.section-heading{display:block;margin-bottom:30px}.section-heading>p{margin:24px 0 0}.teacher-list{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}.course-cta-layout{gap:42px}.drip{gap:22px}.phone{width:134px}.drip h3{font-size:25px}.receipt{padding:20px}.site-footer{display:block}.site-footer span{display:block;margin-bottom:4px}}
@media(max-width:390px){.site-header nav{gap:9px}.site-header nav a{font-size:9px}.hero-top>span{max-width:130px}.quiz-options{grid-template-columns:1fr}.teacher-list{grid-template-columns:1fr}.phone{width:112px}.drip{gap:14px}.drip h3{font-size:22px}.receipt-header{align-items:start;flex-direction:column}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* Two distinct services: an airy reading chapter followed by a dark conversation chapter. */
.daily-layout{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(240px,.9fr);gap:clamp(56px,9vw,145px);align-items:center;min-height:470px}
.daily-intro{max-width:630px}.daily-intro .eyebrow{color:#357b83}.daily-intro h2{margin-bottom:26px}.daily-intro>p:not(.eyebrow){max-width:420px;color:var(--muted);line-height:2;margin-bottom:30px}.daily-intro small{display:block;margin-top:24px;color:#687d78;font-size:11px;line-height:1.8}
.daily-device{display:flex;align-items:center;justify-content:center;gap:35px;min-height:390px;border-left:1px solid var(--line)}.daily-device .phone{width:185px}.device-caption{writing-mode:vertical-rl;letter-spacing:.16em;font-size:10px;color:#61837e}
.receipt-section{background:#102c30;color:var(--paper);border-top:1px solid #86c2c280;padding-block:clamp(100px,10vw,150px)}.receipt-layout{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:clamp(70px,10vw,160px);align-items:center}.receipt-intro .eyebrow{color:#9ccbd0}.receipt-intro h2{font-size:clamp(40px,3.6vw,52px);margin-bottom:27px}.receipt-intro>p:not(.eyebrow){max-width:410px;color:#b9cfca;line-height:2;font-size:14px}.receipt-link{display:inline-flex;align-items:center;gap:55px;background:#addce0;color:#102c30;padding:16px 22px;font-size:13px;margin-top:22px;min-height:52px}.receipt-link:hover{background:#c9e8e7}.receipt-intro .sample-note{font-size:11px;color:#a5c0bb;margin-top:25px}.receipt-stage{position:relative;display:flex;align-items:center;justify-content:center;padding:18px 0 28px}.receipt-stage::before{content:'';position:absolute;inset:0 0 0 6%;border:1px solid #a2cbd135;pointer-events:none}.receipt-stage .receipt{position:relative;width:min(100%,550px);max-width:none;margin:22px 0 12px;padding:34px 40px;color:var(--ink);box-shadow:0 25px 75px #03141670}.receipt-stage .receipt-header span{font-size:29px}.receipt-stage .receipt-item{padding-block:21px}
@media(max-width:1199px){.daily-layout{gap:48px}.receipt-layout{gap:52px}.receipt-stage .receipt{padding:29px}}
@media(max-width:767px){.daily-layout,.receipt-layout{grid-template-columns:1fr;gap:44px}.daily-layout{min-height:0}.daily-device{border-left:0;border-top:1px solid var(--line);min-height:300px;padding-top:42px;justify-content:center}.daily-device .phone{width:155px}.device-caption{font-size:9px}.receipt-section{padding-block:92px}.receipt-intro h2{font-size:clamp(36px,8.2vw,45px)}.receipt-stage{padding:20px 0 0}.receipt-stage::before{inset:0 0 0 8%}.receipt-stage .receipt{margin:18px 0 0;padding:27px 24px}.receipt-link{margin-top:14px}}
@media(max-width:390px){.receipt-stage .receipt{padding:23px 19px}.receipt-stage .receipt-header span{font-size:25px}.daily-device .phone{width:145px}}

/* Printed cafe receipt: the shared preview keeps example language, while the paper follows the real product's hierarchy. */
.receipt-layout{align-items:start}
.receipt-intro{position:sticky;top:120px;align-self:start;padding-top:clamp(45px,8vw,125px)}
.receipt-stage{align-items:flex-start;padding:0 0 26px}
.receipt-stage::before{inset:34px -15px -3px 26px}
.receipt-paper{position:relative;width:min(100%,550px);background:#faf9f5;color:#292d2a;padding:28px clamp(22px,3vw,38px) 22px;box-shadow:0 28px 85px #03141686;font:400 12px/1.48 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;letter-spacing:-.025em}
.receipt-paper::before,.receipt-paper::after{content:"";position:absolute;left:0;right:0;height:9px;background:linear-gradient(135deg,#102c30 25%,transparent 25%) -4px 0/12px 12px repeat-x,linear-gradient(225deg,#102c30 25%,transparent 25%) -4px 0/12px 12px repeat-x;pointer-events:none}
.receipt-paper::before{top:-1px;transform:rotate(180deg)}
.receipt-paper::after{height:14px;bottom:-13px;background:transparent url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='48' height='14' viewBox='0 0 48 14'%3E%3Cpath fill='%23faf9f5' d='M0 0H48V5L42 14L35 5L27 13L18 4L9 14L0 6Z'/%3E%3C/svg%3E") 0 0/48px 14px repeat-x;filter:drop-shadow(0 3px 2px #00171955)}
.receipt-print-header{text-align:center}.receipt-print-header p{margin:0}.receipt-brand{display:inline-block;background:#282727;color:#faf9f5;padding:4px 11px 6px;font:700 clamp(20px,2.4vw,30px)/1 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;letter-spacing:.005em}.receipt-cafe{font:700 23px/1.3 var(--body);letter-spacing:-.05em;margin-top:6px!important}.receipt-counter{font-size:12px;margin-top:4px!important}.receipt-address{font-size:10px;color:#606460;margin-top:9px!important}.receipt-rule{border-top:3px double #454946;margin:17px 0 12px}.receipt-meta{display:flex;justify-content:space-between;gap:14px;margin:5px 0;font-size:11px}.receipt-order{display:flex;justify-content:space-between;align-items:baseline;gap:12px;border-top:1px dashed #7c817b;margin-top:13px;padding-top:14px;font-size:11px}.receipt-order strong{font-size:23px;letter-spacing:-.07em}.receipt-picks-heading{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:2px 10px;font-weight:700;font-size:13px}.receipt-picks-heading small{font-weight:400;font-size:10px;color:#6a706a}.receipt-fold{border:0;border-bottom:1px dashed #8e9690;background:none;text-align:left;padding:8px 0;min-height:44px;width:100%;font:400 11px/1.5 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;color:#58625d}.receipt-picks{margin:0;padding:0;list-style:none}.receipt-pick{border-bottom:1px dashed #777e79;padding:20px 0 21px}.receipt-pick-top{display:grid;grid-template-columns:26px minmax(0,1fr) 45px;gap:6px;align-items:start}.receipt-pick-top>span:first-child{font-weight:700;font-size:16px;padding-top:1px}.receipt-pick-top>span:last-child{text-align:right;white-space:nowrap;font-size:12px;padding-top:2px}.receipt-pick-top strong{font:700 clamp(16px,1.6vw,20px)/1.25 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;letter-spacing:-.07em;overflow-wrap:anywhere}.receipt-comparison{margin:12px 0 0 29px;padding-left:11px;border-left:1px solid #9a9f99}.receipt-comparison>span{display:block;color:#616760;font-size:10px;margin-top:9px}.receipt-comparison>p{margin:2px 0 0;font-size:13px;line-height:1.45;overflow-wrap:anywhere}.receipt-comparison em{font-style:normal;border-bottom:2px solid #4b8caf;color:#275e86}.receipt-comparison small{display:block;margin-top:7px;color:#515a55;font-size:10px;line-height:1.6}.receipt-stamp{display:inline-block;color:#2e7398;border:2px solid #397ea3;border-radius:50%;padding:1px 10px;margin:13px 0 0 28px;transform:rotate(-4deg);font:700 11px/1.35 var(--body)}.receipt-tip{margin:16px 0 19px}.receipt-tip>span{display:block;font-weight:700;border-bottom:1px dashed #8e9690;padding-bottom:5px}.receipt-tip>p{border:1px dashed #9aa39b;padding:10px 11px;margin:9px 0 0;font:400 11px/1.75 var(--body);color:#3b5653}.receipt-tally{display:flex;justify-content:space-between;font-size:11px}.receipt-total{display:flex;justify-content:space-between;align-items:baseline;gap:8px;font-weight:700;font-size:18px}.receipt-total strong{font-size:27px;letter-spacing:-.06em}.receipt-total small{font-size:10px;letter-spacing:0}.receipt-barcode{height:52px;width:72%;margin:26px auto 8px;background:repeating-linear-gradient(90deg,#222 0 2px,transparent 2px 4px,#222 4px 5px,transparent 5px 8px,#222 8px 12px,transparent 12px 15px,#222 15px 16px,transparent 16px 19px)}.receipt-thankyou{text-align:center;font:500 12px/1.7 var(--body);margin:11px 0 22px}.receipt-thankyou span{font:400 10px/1.5 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}.receipt-coupon{border-top:2px dotted #9ca49e;padding-top:12px}.receipt-coupon span{display:inline-block;color:white;background:#282727;padding:3px 6px;font-size:10px}.receipt-coupon p{font:500 11px/1.7 var(--body);margin:8px 0 0}
@media(max-width:767px){.receipt-intro{position:static;padding-top:0}.receipt-stage{padding-top:0}.receipt-stage::before{inset:27px -9px -4px 20px}.receipt-paper{padding:22px 18px 19px}.receipt-brand{font-size:clamp(18px,6vw,24px)}.receipt-cafe{font-size:19px}.receipt-order strong{font-size:20px}.receipt-pick-top strong{font-size:16px}}
@media(max-width:390px){.receipt-paper{padding-inline:15px}.receipt-picks-heading{font-size:12px}.receipt-pick-top{grid-template-columns:22px minmax(0,1fr) 37px;gap:4px}.receipt-pick-top>span:last-child{font-size:10px}.receipt-comparison{margin-left:24px}}
@media(max-width:767px){.teacher-layout{grid-template-columns:minmax(0,1fr)}.teacher-layout>div,.teacher-list{min-width:0}.teacher-choice{min-width:0}}
@media(max-width:390px){.main-video,.teacher-video{width:100%;height:200px;min-height:200px;aspect-ratio:auto}}

.teacher-choice>span:first-child{min-width:0}
.teacher-choice .teacher-credential{margin-top:7px;color:#dce7df;font-size:12px;line-height:1.65;letter-spacing:-.02em;text-wrap:pretty}
@media(max-width:767px){.teacher-list{grid-template-columns:minmax(0,1fr)}.teacher-choice{padding-block:18px}}

/* Quiet, tactile lesson interactions. */
.entry-number{font-weight:700;color:#32747d;letter-spacing:.13em}
.entry h3{font-weight:700;letter-spacing:-.04em}
.sentence{padding-top:30px;margin-top:30px}
.sentence-heading{display:flex;justify-content:space-between;align-items:center;gap:16px}
.sentence-label{font-weight:600;letter-spacing:.13em}
.sentence-progress{font-size:11px;color:#64817e;font-variant-numeric:tabular-nums}
.sentence>p{font-weight:500;margin:16px 0 23px}
.word-slot{position:relative;min-height:110px;padding:18px;gap:8px;border:1px solid #acbfba;border-radius:8px;background:#e8eeea;box-shadow:inset 0 2px 8px #153b3e06;align-content:center;transition:background-color 300ms,border-color 300ms}
.slot-hint{font-size:12px;line-height:1.8;color:#647e7c}
.word-bank{gap:8px;margin-top:18px}
.word-pocket{display:grid;border-radius:5px;background:#dfe5df80;align-self:start}
.word-pocket>*{grid-area:1/1}
.word-ghost{visibility:hidden;font:400 13px/1.2 var(--body);padding:11px 15px;border:1px solid transparent;min-height:44px;white-space:nowrap}
.word{position:relative;z-index:1;padding:11px 15px;font-weight:400;white-space:nowrap;color:var(--ink);border-color:#a8bcb5;border-radius:5px;background:#faf9f4;box-shadow:0 2px 3px #16383a08;transition:transform 380ms cubic-bezier(.22,1,.36,1),background-color 240ms,border-color 240ms,box-shadow 240ms}
.word:hover{border-color:#407e80;box-shadow:0 4px 10px #16383a16}
.word:active{box-shadow:none}
.word-slot .word{background:#254a4c;border-color:#254a4c;color:#fffdf4;box-shadow:0 3px 8px #173b3e1a}
.sentence[data-result=correct] .word-slot{background:#dfece5;border-color:#5c9283}
.sentence[data-result=correct] .word-slot .word{background:#296255;border-color:#296255}
.sentence[data-result=retry] .word-slot{border-color:#ac8872;background:#f0eae1}
.word-slot .word-review{text-decoration:underline;text-decoration-color:#efc19e;text-decoration-thickness:2px;text-underline-offset:5px}
.sentence-actions{gap:20px;margin-top:22px}
.sentence-actions .small-button{border-radius:4px;padding:11px 18px;display:inline-flex;gap:22px;align-items:center;transition:opacity 220ms,background-color 220ms}
.sentence-actions .small-button:hover:not(:disabled){background:#28595a}
.subtle-button{color:#36595a;transition:color 220ms,border-color 220ms}
.subtle-button:hover{color:#173a3d;border-color:#477e7c}
.feedback-space{min-height:85px;padding-top:5px}
.feedback{border-left:2px solid #498b79;border-radius:0 4px 4px 0;background:#e0ece5;font-size:12px;padding:13px 16px}
.feedback.is-error{border-color:#ac8062;background:#eee6dc;color:#72553f}
.feedback-enter{animation:learning-feedback 360ms cubic-bezier(.22,1,.36,1) both}
@keyframes learning-feedback{from{opacity:0;transform:translateY(7px)}to{opacity:1;transform:translateY(0)}}
.quiz-number{font-weight:600}.quiz-card h3{font-weight:600;font-size:16px}
.quiz-options button{position:relative;color:var(--ink);border-radius:5px;padding:14px 35px 14px 16px;transition:background-color 260ms,border-color 260ms,box-shadow 260ms}
.quiz-options button:hover:not(:disabled){box-shadow:0 4px 12px #173b3e0c}
.quiz-options button.is-correct::after,.quiz-options button.is-wrong::after{position:absolute;right:13px;top:50%;transform:translateY(-50%);font-size:16px;content:'✓';color:#286857}
.quiz-options button.is-wrong::after{content:'×';color:#98644e}
.quiz-card .quiz-explanation{border-left:2px solid #4d897b;padding:10px 14px;background:#dde9e1;border-radius:0 4px 4px 0}
.quiz-card[data-result=retry] .quiz-explanation{border-color:#ae8469;background:#eee6dc;color:#685340}
@media(max-width:600px){.word-slot{padding:13px;min-height:125px}.word,.word-ghost{padding:10px 12px}.sentence-actions{gap:15px}.feedback-space{min-height:100px}.quiz-options button{font-size:13px}}
@media(prefers-reduced-motion:reduce){.word,.word-slot,.quiz-options button,.sentence-actions .small-button{transition:none!important}.feedback-enter{animation:none}}

.example{position:relative;padding-right:85px;min-height:85px}.example-listen{position:absolute;right:0;top:18px;min-height:44px;min-width:70px;padding:8px 10px;border:1px solid #a7bdb7;border-radius:24px;background:transparent;color:#2e6568;font-size:11px;transition:background-color 220ms,color 220ms}.example-listen:hover:not(:disabled),.example-listen[data-state=playing]{background:#254a4c;color:#fffdf4}.example-listen:disabled{font-size:10px;color:#758c85;border-color:#cbd5ce;cursor:default}.example-listen[data-state=loading]{opacity:.65}@media(max-width:600px){.example{padding-right:0;padding-bottom:64px}.example-listen{top:auto;bottom:10px;right:auto;left:0}}

/* Teacher alumni marks: retain supplied pixels, crop transparent padding in CSS. */
.teachers .section-heading{margin-bottom:28px}
.teacher-schools{display:flex;justify-content:space-between;align-items:center;gap:36px;padding:23px 0 27px;margin-bottom:38px;border-top:1px solid #96bbb42b;border-bottom:1px solid #96bbb42b}
.teacher-schools-copy{margin:0;color:#c4d4cf;font-size:14px;line-height:1.9;letter-spacing:-.025em}
.school-mobile-break{display:none}
.school-marks{display:flex;align-items:center;gap:32px;flex:none}
.school-mark{margin:0;display:flex;align-items:center;flex-direction:column;justify-content:center;gap:9px;min-height:67px}
.school-symbol{position:relative;display:block;overflow:hidden;width:var(--mark-w);height:var(--mark-h);margin:auto}
.school-symbol img{position:absolute;height:auto;max-width:none;filter:brightness(0) invert(1);opacity:.65}
.school-mark-nyu img{filter:grayscale(1) brightness(2.5);opacity:.8}
.school-mark-berkeley img{filter:grayscale(1) invert(1) brightness(.9);opacity:.8}
.school-mark figcaption{font:400 8px/1.4 'Gothic A1',sans-serif;letter-spacing:.025em;color:#94b1ab;white-space:nowrap}
@media(max-width:767px){.teacher-schools{display:block;margin-bottom:27px;padding:20px 0 22px}.teacher-schools-copy{font-size:13px;line-height:1.85}.school-mobile-break{display:block}.school-marks{justify-content:space-between;gap:12px;margin-top:20px}.school-mark{min-height:63px}.school-mark-berkeley .school-symbol{width:88px;height:23px}}