:root{color-scheme:light;--paper:#f3f2ee;--white:#fff;--ink:#181918;--muted:#666862;--line:#d7d8d1;--soft:#e8e9e2;font-family:"Helvetica Neue",Helvetica,Arial,sans-serif;font-synthesis:none;scroll-behavior:smooth}
#page-title{text-align:center}
*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink)}button,select,a{-webkit-tap-highlight-color:transparent}button,select{font:inherit}button,a,summary,select{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:default}a{color:inherit}button:focus-visible,a:focus-visible,summary:focus-visible,select:focus-visible{outline:3px solid var(--ink);outline-offset:5px}[hidden]{display:none!important}h1,h2,h3,p{margin:0}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:fixed;top:12px;left:12px;z-index:20;padding:12px 18px;background:var(--ink);color:var(--white);transform:translateY(-150%)}.skip-link:focus{transform:none}
.page-shell{max-width:1120px;margin:auto;padding:0 40px}.site-header{min-height:118px;display:flex;align-items:center;justify-content:space-between;gap:24px;border-bottom:1px solid var(--line)}.wordmark{display:flex;flex-direction:column;align-items:flex-start;gap:7px;text-decoration:none;flex-shrink:0}.wordmark-name{font-family:Arial,sans-serif;font-size:38px;font-weight:900;line-height:1.1;letter-spacing:-.025em}.wordmark small{font-family:"Courier New",monospace;font-size:15px;font-weight:700;line-height:1.8;letter-spacing:.035em}.header-link{flex-shrink:0;text-decoration:none;font-size:12px;font-weight:550}.header-link span{font-size:20px;padding-left:16px}
.intro{padding:49px 0 40px}.eyebrow,.stat-label{font-size:9px;font-weight:650;letter-spacing:.14em;line-height:1.5;color:var(--muted)}h1{font-size:clamp(38px,4.8vw,64px);font-weight:550;line-height:1.08;letter-spacing:-.067em;margin:12px 0 15px}.intro .eyebrow{font-size:13px}.intro-copy{font-size:16px;color:var(--muted);line-height:1.6}.session-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;flex-shrink:0}.session-stats>div{min-width:45px;text-align:center}.session-stats .stat-label{font-size:8px}.stat-label{display:block}.session-stats strong{display:block;font-size:24px;line-height:1.1;font-weight:450;letter-spacing:-.06em;font-variant-numeric:tabular-nums;margin-top:5px}
.quiz{max-width:780px;margin:auto;scroll-margin-top:24px;outline:none}.quiz-toolbar{display:flex;align-items:center;justify-content:space-between;border-block:1px solid var(--line);padding:12px 0;gap:20px}.quiz-settings{display:flex;align-items:center;gap:20px}.sound-button{display:flex;align-items:center;justify-content:center;gap:7px;background:transparent;border:0;padding:8px 0 8px 8px;min-height:40px;color:var(--muted);font-size:10px;white-space:nowrap}.sound-button svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.round-meta{display:flex;align-items:center;justify-content:center;gap:20px;padding:22px 0 18px;font-size:8px;font-weight:600;letter-spacing:.13em;color:var(--muted)}
.flashcard-wrap{perspective:1600px;max-width:500px;margin:auto}.flashcard{position:relative;width:100%;aspect-ratio:5/3;transform-style:preserve-3d;transition:transform .55s cubic-bezier(.2,.65,.2,1)}.flashcard.is-flipped{transform:rotateY(180deg)}.card-face{position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;border-radius:5px;overflow:hidden;border:1px solid var(--line)}.card-front{background:var(--white)}.card-front img{display:block;width:100%;height:100%;object-fit:contain}.card-corner{position:absolute;top:24px;left:28px;z-index:1;font-size:9px;font-weight:550;line-height:1.15;letter-spacing:-.02em}.card-edition{position:absolute;bottom:24px;right:28px;font-size:7px;letter-spacing:.18em}.card-back{transform:rotateY(180deg);background:#080908;color:var(--white);border-color:#080908;display:grid;place-items:center}.card-back .card-corner,.card-back .card-edition{color:#b8b9b2}.card-answer{display:flex;flex-direction:column;align-items:center;gap:16px}.card-answer>span:first-child{font-size:clamp(27px,4vw,42px);font-weight:500;letter-spacing:-.035em}.card-answer>span:last-child{font-size:clamp(19px,2.6vw,25px);font-weight:400;color:#b8b9b2;letter-spacing:-.03em}.answer-divider{display:block;width:26px;height:1px;background:#6a6b66}
.answer-heading{display:flex;align-items:center;justify-content:space-between;margin:25px 0 13px}.answer-heading h2{font-size:13px;font-weight:500;letter-spacing:-.02em}.answer-heading>span{color:var(--muted);font-size:7px;letter-spacing:.12em}.answers{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px}.answer{min-height:57px;display:flex;align-items:center;justify-content:center;position:relative;padding:13px 28px;background:var(--ink);color:var(--white);border:1px solid var(--ink);border-radius:4px;transition:background .15s,transform .15s;letter-spacing:-.02em;font-size:14px;font-weight:500}.answer:hover:not(:disabled){background:#343631;transform:translateY(-2px)}.answer-number{position:absolute;left:13px;color:#aaa;font-size:9px;font-weight:400}.answer-check{position:absolute;right:12px;font-size:15px}.answer.is-correct{background:#e4eee6;color:#21422f;border-color:#9bb49d}.answer.is-wrong{background:#f7eae4;color:#71382d;border-color:#d5aca0}.answer:disabled:not(.is-correct):not(.is-wrong){background:#e7e8e1;border-color:var(--line);color:#70726a}.answer:disabled .answer-number{color:inherit;opacity:.65}
.keyboard-tip{text-align:center;font-size:10px;color:var(--muted);margin-top:17px;line-height:1.8;min-height:24px}kbd{font:inherit;font-size:9px;border:1px solid #cacbc3;border-radius:3px;padding:2px 4px;margin-inline:2px}.feedback-area{display:flex;align-items:start;justify-content:space-between;gap:28px;padding:21px 0 0}.feedback{flex:1;font-size:12px;line-height:1.6;max-width:550px}.feedback strong{font-size:13px;font-weight:600;display:block;margin-bottom:3px}.feedback p{color:var(--muted);font-size:11px}.feedback.correct strong{color:#2f5b43}.feedback.wrong strong{color:#8a3e32}
.primary-button,.secondary-button{display:inline-flex;justify-content:center;align-items:center;gap:22px;min-height:43px;padding:12px 17px;border-radius:4px;font-size:11px;line-height:1.2;font-weight:550;white-space:nowrap}.primary-button{background:var(--ink);color:var(--white);border:1px solid var(--ink)}.primary-button:hover{background:#343631}.primary-button>span{font-size:16px}.secondary-button{color:var(--ink);background:transparent;border:1px solid #bfc1b7}.secondary-button:hover{background:var(--soft)}
.reading-guide{max-width:780px;margin:32px auto 0;border-block:1px solid var(--line)}.reading-guide summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;min-height:58px;font-size:11px;font-weight:500}.reading-guide summary::-webkit-details-marker{display:none}.reading-guide summary>span{font-size:20px;font-weight:300}.reading-guide[open] summary>span{transform:rotate(45deg)}.guide-content{display:grid;grid-template-columns:1fr 1fr;gap:32px;padding:0 0 25px}.guide-content h3{font-size:13px;font-weight:600;margin-bottom:11px}.guide-content p{font-size:12px;color:var(--muted);line-height:1.8;margin-top:8px}.guide-content p strong{color:var(--ink);font-weight:650}.guide-content .mnemonic{display:block;font-size:13px;margin-top:4px;color:var(--ink)}
.app-section{max-width:780px;margin:58px auto 0;scroll-margin-top:25px}.app-section-heading{display:flex;align-items:center;justify-content:space-between;gap:20px}.app-section-heading>a{font-size:10px;text-decoration:none}.app-section-heading>a>span{margin-left:10px;font-size:15px}.app-feature{margin-top:22px;display:grid;grid-template-columns:220px 1fr;gap:45px;align-items:center;padding:31px 35px;background:#e9eae3;border:1px solid #dedfd6;border-radius:5px}.pitch-art{display:grid;place-items:center}.app-name{font-size:28px;font-weight:650;line-height:1.1;letter-spacing:-.035em;margin-bottom:14px}.app-description h2{font-size:35px;line-height:1.03;letter-spacing:-.055em;font-weight:500}.app-description>p:not(.app-name){color:var(--muted);font-size:11px;line-height:1.75;max-width:310px;margin-top:14px}.store-links{display:flex;gap:12px;margin-top:21px;flex-wrap:wrap}.store-links a{display:inline-flex;align-items:center;justify-content:space-between;gap:20px;border:1px solid #b5b8ab;padding:11px 12px;border-radius:3px;font-size:10px;font-weight:550;text-decoration:none;min-height:39px}.store-links a:hover{background:var(--white);border-color:var(--ink)}
.site-footer{display:flex;justify-content:space-between;align-items:end;margin-top:55px;padding:26px 0 33px;border-top:1px solid var(--line);font-size:10px;line-height:1.7}.site-footer p>span{color:var(--muted);font-size:9px}.site-footer>a{text-decoration:none;font-size:10px}.site-footer>a>span{padding-left:12px}

@media(max-width:780px){.wordmark-name{font-size:32px}.wordmark small{font-size:14px}.page-shell{padding-inline:26px}.intro{align-items:start;gap:24px;padding-top:36px}.session-stats{gap:20px}.session-stats>div{min-width:40px}.session-stats strong{font-size:24px}.stat-label,.eyebrow{font-size:8px}.app-feature{grid-template-columns:160px 1fr;gap:25px;padding:28px}.quiz-settings{gap:13px}}
@media(max-width:600px){.page-shell{padding-inline:20px}.site-header{height:94px;gap:16px}.wordmark{gap:5px}.wordmark-name{font-size:30px}.wordmark small{font-size:13px}.header-link{font-size:10px;max-width:130px;text-align:right}.header-link span{padding-left:5px;font-size:17px}.intro{display:block;padding:31px 0 23px}h1{font-size:42px;margin-top:11px;margin-bottom:12px}.intro .eyebrow{font-size:11px}.intro-copy{font-size:14px}.session-stats{gap:16px}.session-stats>div{min-width:36px}.session-stats .stat-label{font-size:7px}.session-stats strong{font-size:22px}.quiz-toolbar{gap:10px;padding-block:9px}.quiz-settings{gap:8px}.sound-button{min-width:32px;padding-inline:5px}.sound-button>span{display:none}.round-meta{gap:10px;padding-block:19px 14px;font-size:7px;letter-spacing:.08em}.card-corner{top:16px;left:18px;font-size:7px}.card-edition{bottom:15px;right:18px;font-size:5px}.card-answer{gap:10px}.answer-heading{margin-top:21px}.answer-heading h2{font-size:12px}.answer-heading>span{font-size:6px}.answers{gap:7px}.answer{min-height:53px;font-size:12px;padding-inline:20px}.answer-number{left:8px;font-size:7px}.answer-check{right:7px;font-size:12px}.keyboard-tip{display:none}.feedback-area{gap:16px;flex-direction:column;padding-top:18px}.feedback{max-width:100%;font-size:11px}.feedback p{font-size:10px}.feedback-area .primary-button{align-self:flex-end}.reading-guide{margin-top:24px}.reading-guide summary{font-size:10px;min-height:52px}.guide-content{grid-template-columns:1fr;gap:18px}.app-section{margin-top:35px}.app-section-heading .eyebrow{font-size:7px}.app-section-heading>a{font-size:8px}.app-section-heading>a>span{margin-left:4px;font-size:12px}.app-feature{grid-template-columns:90px 1fr;gap:20px;padding:25px 20px;margin-top:17px}.app-description h2{font-size:29px}.app-name{font-size:26px}.app-description>p:not(.app-name){font-size:10px;margin-top:11px}.store-links{gap:8px;margin-top:17px}.store-links a{font-size:9px;gap:12px;padding:9px;min-height:36px}.site-footer{margin-top:36px;font-size:9px;gap:20px;align-items:start;padding-block:22px 26px}.site-footer p>span{font-size:8px}.site-footer>a{font-size:8px;white-space:nowrap}.site-footer>a>span{padding-left:4px}}
@media(max-width:440px){.site-header{gap:12px}.wordmark-name{font-size:20px}.wordmark small{font-size:9px}.header-link{max-width:90px}}
@media(max-width:360px){.page-shell{padding-inline:15px}.site-header{gap:12px}.wordmark-name{font-size:18px}.wordmark small{font-size:9px}.header-link{max-width:86px}h1{font-size:36px}.app-feature{grid-template-columns:1fr}.answer{font-size:11px}.answer-heading>span{display:none}}
@media(prefers-reduced-motion:reduce){:root{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}.flashcard.is-flipped{transform:none}.flashcard.is-flipped .card-front{display:none}.flashcard.is-flipped .card-back{transform:none}}

/* Black cards carry names; white cards carry notation, in either quiz direction. */
.deck-label{font-size:12px;font-weight:550;line-height:1.35}.deck-label>span{display:block;font-size:10px;font-weight:400;color:var(--muted);margin-top:4px}
.card-face.is-order .card-corner,.card-face.is-order .card-edition{display:none}.card-back.is-order{background:var(--white);border-color:var(--line)}.card-back>img{width:100%;height:100%;object-fit:contain;display:block}.card-answer{width:100%;padding:24px;text-align:center}#answer-primary{font-size:clamp(18px,3.6vw,35px);color:var(--white);font-weight:500;letter-spacing:-.035em}
.answer{min-height:68px}
.order-sequence{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:7px;list-style:none;margin:0 0 14px;padding:0}.order-sequence li{display:grid;place-items:center;min-height:51px;border:1px dashed #b9bcb1;border-radius:4px;color:#8a8c83;font-size:11px;font-variant-numeric:tabular-nums}.order-sequence li.filled{font-size:21px;color:var(--ink);background:var(--soft);border-style:solid}.order-sequence li.is-correct{background:#e4eee6;color:#21422f;border-color:#9bb49d}.order-sequence li.is-wrong{background:#f7eae4;color:#71382d;border-color:#d5aca0}
.answers.order-notes{grid-template-columns:repeat(7,minmax(0,1fr));gap:7px}.order-notes .answer{min-height:52px;font-size:21px;padding:10px 16px}.order-notes .answer-number{left:7px;font-size:8px}.order-controls{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-top:16px}.order-controls>div{display:flex;gap:15px}.text-button{background:transparent;border:0;padding:10px 0;min-height:43px;color:var(--ink);font-size:11px;text-decoration:underline;text-underline-offset:3px}.text-button:disabled{opacity:.35}.primary-button:disabled{opacity:.4;cursor:default}
@media(max-width:600px){.deck-label{font-size:10px}.deck-label>span{font-size:8px}.answers:not(.order-notes){grid-template-columns:repeat(2,minmax(0,1fr))}.answer{min-height:63px;padding-inline:23px}.order-sequence{gap:5px;margin-bottom:10px}.order-sequence li{min-height:43px}.order-sequence li.filled{font-size:18px}.answers.order-notes{gap:5px}.order-notes .answer{min-height:43px;padding:8px 3px;font-size:18px}.order-notes .answer-number{display:none}.order-controls{margin-top:12px}.order-controls .primary-button{font-size:10px}.text-button{font-size:10px}.answer-heading>span{display:none}}
.card-front.is-name{background:#080908;color:var(--white);border-color:#080908}.card-front.is-name .card-corner,.card-front.is-name .card-edition{color:#b8b9b2}.card-name{display:grid;place-items:center;width:100%;height:100%;padding:24px;text-align:center;font-size:clamp(24px,3.2vw,34px);font-weight:500;letter-spacing:-.035em}.card-back.is-notation{background:var(--white);color:var(--ink);border-color:var(--line)}.card-back.is-notation .card-corner,.card-back.is-notation .card-edition{color:var(--ink)}
.answer.signature-answer{background:var(--white);color:var(--ink);border-color:#bfc1b7;display:flex;flex-direction:column;align-items:stretch;justify-content:start;gap:7px;padding:9px 10px 12px;min-height:110px}.signature-answer:hover:not(:disabled){background:var(--white);border-color:var(--ink)}.signature-answer .answer-number{position:static;align-self:flex-start;color:var(--muted);font-size:9px}.signature-crop{display:block;position:relative;aspect-ratio:2.5;overflow:hidden;width:100%}.signature-crop img{position:absolute;left:0;top:50%;transform:translateY(-50%);width:100%;height:auto;display:block}.signature-answer .answer-check{top:7px;right:9px;color:#21422f}.signature-answer.is-correct{background:var(--white);border-color:#759a7e;box-shadow:inset 0 0 0 2px #759a7e}.signature-answer.is-wrong{background:var(--white);border-color:#b87866;box-shadow:inset 0 0 0 2px #b87866}.signature-answer:disabled:not(.is-correct):not(.is-wrong){background:var(--white);color:var(--muted);opacity:.5}
@media(max-width:600px){.answer.signature-answer{min-height:84px;padding:7px 7px 9px;gap:5px}.signature-answer .answer-number{font-size:8px}.signature-answer .answer-check{top:5px;right:7px}}

/* Basic Pitch promotion reuses the screenshot and crop from museumparkmusic.com. */
.app-feature{background:#0a0b0a;color:var(--paper);border-color:#292c2a;gap:34px}.pitch-art{display:block;overflow:hidden;border-radius:4px;background:#37474f;width:100%}.pitch-wheel-view{display:block;position:relative;aspect-ratio:1;width:100%;overflow:hidden}.pitch-wheel-view img{position:absolute;top:-50%;left:0;width:100%;height:auto;display:block}.app-feature .app-name{color:#59cada}.app-feature .app-description>p:not(.app-name){color:#c3c7c2}.app-feature .store-links a{color:var(--paper);border-color:#646a63}.app-feature .store-links a:first-child{background:#59cada;color:#080a09;border-color:#59cada}.app-feature .store-links a:hover{background:var(--white);color:var(--ink);border-color:var(--white)}
@media(max-width:600px){.app-feature{grid-template-columns:1fr;gap:24px;padding:25px}.pitch-art{max-width:190px;margin:auto}.app-description{max-width:310px;margin:auto;width:100%}.deck-label>span{max-width:185px}}

/* The diner illustration is a mnemonic aid, separate from the Museum Park Music wordmark. */
.memory-pair{grid-column:1/-1;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.memory-card{width:100%;display:grid;grid-template-columns:minmax(0,1fr);align-items:center;text-align:center;gap:14px;margin:0;padding:24px;background:#eee9dd;border:1px solid #d9d1bf;border-radius:5px}.memory-card img{display:block;width:180px;max-width:100%;height:auto;margin:auto}.memory-card figcaption{min-width:0;container-type:inline-size}.memory-card h3{font-size:13px;font-weight:600;margin-bottom:10px}.memory-card .key-order{font-size:14px;letter-spacing:.035em;color:var(--ink);line-height:1.8;margin-top:8px}.memory-card .mnemonic{font-size:clamp(24px,3vw,28px);font-weight:500;line-height:1.25;min-height:3.75em;margin:0 0 18px;letter-spacing:-.025em;text-wrap:balance}.memory-card .mnemonic strong{color:#9b3e30;font-weight:650}#storage-note{grid-column:1/-1;margin-top:-12px;font-size:10px}
@media(max-width:600px){.memory-card{gap:12px;padding:18px}.memory-card img{width:160px}.memory-card .key-order{font-size:12px}#storage-note{margin-top:0}}

.sharps-memory img{transform:scaleX(-1)}.sharps-memory .mnemonic strong{color:#2e6670}

@media(max-width:480px){.memory-pair{grid-template-columns:minmax(0,1fr)}}

/* Original physical-deck artwork, kept separate from the quiz's single-key answers. */
.deck-section{max-width:780px;margin:48px auto 0;scroll-margin-top:24px}.deck-offer{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:34px;align-items:center;padding:32px;background:#eae8e0;border:1px solid #d7d4c9;border-radius:5px}.deck-preview{min-width:0;margin:0}.deck-stack{position:relative;aspect-ratio:1/.9;width:100%;max-width:360px;margin:auto}.deck-stack img{position:absolute;display:block;width:80%;height:auto;aspect-ratio:5/3;object-fit:contain;border:1px solid #d6d5ce;border-radius:5px;box-shadow:0 9px 17px #1819181a}.deck-stack .deck-pair{left:10%;top:4%;transform:rotate(6deg);border-color:#111}.deck-stack .deck-notation{left:6%;top:44%;transform:rotate(-5deg);background:white}.deck-preview figcaption{font-size:9px;line-height:1.6;color:var(--muted);text-align:center;margin:20px 0 0}.deck-description{min-width:0}.deck-description .eyebrow{font-size:9px}.deck-description h2{font-size:clamp(27px,3.7vw,39px);font-weight:550;line-height:1.07;letter-spacing:-.055em;margin-top:12px}.deck-copy{font-size:12px;line-height:1.75;color:var(--muted);margin-top:16px}.deck-specs{display:flex;flex-wrap:wrap;gap:7px;margin:17px 0 0;padding:0;list-style:none}.deck-specs li{font-size:9px;font-weight:550;border:1px solid #c9c6bb;border-radius:3px;padding:6px 8px}.deck-includes{padding:0 0 0 15px;margin:18px 0 0;font-size:11px;line-height:1.7}.deck-includes li+li{margin-top:5px}.deck-finish{font-size:9px;line-height:1.6;color:var(--muted);margin-top:13px}.deck-purchase{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:22px}.deck-purchase p{font-size:10px;color:var(--muted)}.deck-buy:disabled{opacity:1;background:#dad8ce;border-color:#c9c6bb;color:#666862}
@media(max-width:780px){.deck-offer{gap:25px;padding:28px}.deck-description h2{font-size:29px}}
@media(max-width:600px){.deck-section{margin-top:35px}.deck-offer{grid-template-columns:minmax(0,1fr);gap:28px;padding:25px}.deck-preview{width:100%;max-width:340px;margin:auto}.deck-stack{max-width:280px}.deck-description h2{font-size:35px}.deck-description .eyebrow{font-size:9px}.deck-preview figcaption{margin-top:13px}.deck-copy{font-size:12px}.deck-includes{font-size:11px}}

.deck-price{display:flex;flex-wrap:wrap;align-items:baseline;gap:12px;margin-top:20px}.deck-price strong{font-size:31px;line-height:1;font-weight:550;letter-spacing:-.05em}.deck-price span{font-size:11px;color:var(--muted)}.deck-purchase{margin-top:15px}.deck-buy{text-decoration:none}.deck-purchase p{max-width:175px;line-height:1.6}

.flats-memory .mnemonic{font-size:clamp(22px,9.4cqw,28px)}.mnemonic-line{display:block;white-space:nowrap}
@media(max-width:600px){.memory-pair{grid-template-columns:minmax(0,1fr)}}

@media(max-width:480px){.site-header{height:auto;min-height:0;flex-direction:column;align-items:flex-start;justify-content:center;gap:12px;padding-block:20px}.wordmark-name{font-size:clamp(26px,7.4vw,30px)}.wordmark small{font-size:13px}.header-link{max-width:none;text-align:left}}

/* Give the app and book equal space, with centered product headings. */
.resource-pair{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-top:22px}
.resource-pair .app-feature,.book-feature{display:grid;grid-template-columns:minmax(0,1fr);grid-template-rows:180px 1fr;align-items:start;gap:25px;min-width:0;margin:0;padding:28px 24px;border-radius:5px}
.resource-pair .pitch-art{width:180px;max-width:100%;margin:auto}
.resource-pair .app-description,.book-description{display:flex;flex-direction:column;align-items:center;min-width:0;width:100%;height:100%;max-width:none;margin:0;text-align:center}
.resource-pair .app-name{font-size:28px;text-align:center;margin-bottom:14px}
.resource-pair .app-description h2{font-size:27px;text-align:center;line-height:1.08}
.resource-pair .app-description>p:not(.app-name){font-size:12px;line-height:1.65;margin-top:17px;max-width:290px}
.resource-pair .store-links{justify-content:center;gap:8px;margin-top:auto;padding-top:22px}
.resource-pair .store-links a{min-height:42px;font-size:11px;gap:13px;padding:11px}
.book-feature{background:#eee9dd;border:1px solid #d9d1bf}
.book-art{display:flex;align-items:center;justify-content:center;width:100%;height:180px}
.book-art img{display:block;width:auto;max-width:100%;height:100%;object-fit:contain;box-shadow:0 5px 12px #18191820}
.book-description .app-name{color:#454e89}
.book-description>p{font-size:12px;line-height:1.65;color:var(--muted);max-width:290px;margin-top:17px}
.book-description .book-credit{margin-top:0;font-size:11px}
.book-description .book-editions{font-size:11px;font-weight:550;color:var(--ink)}
.book-links{margin-top:auto;padding-top:22px}
.book-links a{text-decoration:none;min-height:42px}
@media(max-width:650px){.resource-pair{gap:14px}.resource-pair .app-feature,.book-feature{padding:24px 16px;gap:23px}.resource-pair .app-name{font-size:26px}.resource-pair .app-description h2{font-size:24px}.resource-pair .store-links a{font-size:10px;gap:8px;padding:10px}}
@media(max-width:520px){.resource-pair{grid-template-columns:minmax(0,1fr);gap:18px}.resource-pair .app-feature,.book-feature{padding:27px 24px}.resource-pair .app-description h2{font-size:27px}.resource-pair .store-links a{font-size:11px;padding:11px}}