/* Quiet Song-inspired book layout. Pinyin stays in the teaching typeface. */
:root{--paper:#f8f5ed;--ink:#303d37;--muted:#737c71;--green:#3e6657;--sage:#e8ede3;--gold:#ac8550;--line:#dcded2;--white:#fdfbf5;--rose:#a95140}
body{background:var(--paper)}
button{touch-action:manipulation}
button:focus:not(:focus-visible){outline:none}
button:focus-visible{outline:2px solid var(--green);outline-offset:4px}
.topbar{max-width:1152px;padding:25px 26px 18px;gap:22px;border-bottom:1px solid var(--line)}
.brand-mark{width:36px;height:42px;line-height:40px;font-size:27px;border-radius:2px;transform:none;background:var(--rose);outline:1px solid var(--rose);outline-offset:3px;margin:0 17px 0 3px}
.brand strong{font-size:22px;font-weight:500;letter-spacing:.17em}
.brand small{font-size:9px;letter-spacing:.17em;margin-top:3px}
.topbar nav{background:none;padding:0;border-radius:0;gap:6px}
.topbar nav button{position:relative;padding:13px 12px;border-radius:0;color:var(--muted);min-height:48px;white-space:nowrap}
.topbar nav button.active{background:none;box-shadow:none;color:var(--green)}
.topbar nav button.active:after{content:'';position:absolute;height:2px;left:12px;right:12px;bottom:3px;background:var(--green)}
.header-tools{gap:14px}
.audio-library-button{border:0;border-radius:0;font-size:12px;padding:8px 0;min-height:44px;margin:0}
.parent-button{min-height:44px;border:0;padding:8px 0}
#app{max-width:1152px;padding:32px 26px 24px}
.eyebrow{font-size:11px;letter-spacing:.2em;color:var(--muted)}
.hero{grid-template-columns:.82fr 1.18fr;background:none;border-radius:0;min-height:435px;overflow:visible;border-bottom:1px solid var(--line);padding-bottom:24px}
.hero-copy{padding:35px 0 36px 12px}
.hero-copy h1{font-size:48px;line-height:1.5;letter-spacing:.06em;font-weight:500;margin:16px 0 20px}
.hero-copy p{line-height:1.95;max-width:340px;color:#6e796e}
.hero-image{width:112%;max-width:112%;margin-left:-6%;mix-blend-mode:darken}
.art-panel .sprite,.catalog-art .sprite,.object-card .sprite,.girl-art,.companion img{mix-blend-mode:darken}
.sprite{background-image:none;background-size:auto;max-width:100%;clip-path:none;overflow:hidden;pointer-events:none}
.hero .tag{top:24px;right:0;border-radius:0;border:0;border-right:1px solid #b3bdaa;padding:0 10px;font-size:12px;letter-spacing:7px;color:var(--green)}
.hero .button-row{margin-top:27px}
.primary,.secondary,.quiet,.listen{border-radius:5px;min-height:48px;box-shadow:none;padding:11px 22px}
.primary{background:var(--green);transition:background .18s}
.primary:hover{background:#2f5445}
.secondary{background:transparent;border:1px solid #b6c1b2}
.quiet{padding:11px 12px}
.continue-bar{border:0;border-radius:0;padding:18px 0 19px;margin:0;border-bottom:1px solid var(--line)}
.continue-bar strong{font-size:13px;font-weight:400}
.mini-leaf{color:var(--rose)}
.mini-progress{height:3px;border-radius:0;width:185px;margin-top:10px}
.mini-progress span{background:var(--green)}
.section-heading{margin:32px 0 12px}
.section-heading h2{font-size:23px;font-weight:500;letter-spacing:.06em}
.lesson-grid{gap:0;background:none;border-bottom:1px solid var(--line)}
.lesson-tile{border:0;border-radius:0;background:transparent;padding:24px;min-height:158px;border-right:1px solid var(--line);transition:background .18s}
.lesson-tile:last-child{border-right:0}
.lesson-tile:hover{transform:none;box-shadow:none;background:#edf0e4}
.lesson-num{font-size:20px;line-height:1.2;color:var(--gold);font-style:normal}
.lesson-tile h3{font:500 18px/1.6 'Songti SC','STSong',serif;margin-top:12px}
.lesson-tile .py{font-size:24px;color:var(--green)}
.tile-status{color:var(--muted);font-size:10px;right:22px;top:26px}
.complete{background:#edf1e5}
.course-header{padding:15px 0 25px}
.course-header h1,.garden-head h1{font-size:36px;font-weight:500;letter-spacing:.04em}
.course-header p{max-width:660px;line-height:1.9}
.course-group{margin:18px 0 32px}
.course-group>h2{border-left:0;border-bottom:1px solid var(--line);padding:0 0 12px;margin:0;font-size:19px;font-weight:500}
.course-group .lesson-tile{padding:23px 18px;border-bottom:1px solid var(--line);min-height:146px}
.course-group .lesson-grid{border-bottom:0}
.course-group .lesson-tile:nth-child(4n){border-right:0}
.lesson-heading{padding:8px 0 9px}
.lesson-heading h1{font-size:29px;font-weight:500;line-height:1.65}
.back{border-radius:3px;width:44px;height:44px}
.steps{justify-content:flex-start;margin-bottom:30px;gap:24px}
.steps button{min-height:50px;padding:12px 12px 13px;border-bottom-width:2px}
.steps .step-dot{color:var(--gold);margin-right:9px}
.learn-panel{gap:36px;min-height:390px;grid-template-columns:1fr 1fr}
.art-panel{background:none;border-radius:0;border-right:1px solid var(--line);min-height:375px;overflow:hidden}
.art-panel .sprite{width:300px;height:300px}
.girl-art{height:340px;object-fit:contain}
.art-caption{left:0;right:0;bottom:9px;text-align:center;font-size:11px;color:var(--muted)}
.story-illustration{position:relative;display:block;max-width:100%}
.concept-label{position:absolute;top:6%;right:8%;font:25px/1.5 'Songti SC',serif;color:var(--rose);padding:2px 6px;border-bottom:1px solid #b68a74}
.art-tone{position:absolute;top:18px;right:18px;width:115px;color:var(--green)}
.learn-copy{padding:8px 18px 8px 0}
.main-letter{color:var(--green);text-shadow:none}
.token-strip{gap:7px;margin:0 0 8px}
.token-strip button{border-radius:3px;margin:0;min-height:46px;min-width:46px;padding:3px 12px;background:transparent}
.token-strip button.selected{background:#e9eee1;border-color:#547762;color:var(--green)}
.hint{font-size:16px;color:#536154;line-height:1.9}
.word-caption b{font-size:26px;font-weight:500}
.listen{font-size:15px}
.listen.secondary{background:none;color:var(--green)}
.teacher-tip{background:none;border-radius:0;border-left:2px solid var(--gold);padding:8px 15px;margin-top:28px;line-height:1.9;color:#6c7568}
.lesson-footer{margin-top:25px;padding-top:20px;gap:12px}
.companion img{border-radius:0;object-fit:contain}
.example-note{line-height:1.85}
.tone-tile,.focus-card,.quiz-card,.progress-card{border-radius:5px;background:var(--white);box-shadow:none}
.focus-card,.quiz-card{padding:28px}
.tone-tile{border-color:var(--line)}
.piece{border-radius:4px;box-shadow:none;border-bottom:2px solid #c0cbb5;background:#eef0e5}
.blend-select button{border-radius:4px;background:#eef0e5;min-height:44px}
.quiz-options button{border-radius:4px;background:#f8f6ee;border-width:1px}
.result-seal{border-radius:3px;transform:rotate(-3deg);color:var(--rose);border-color:var(--rose);outline-color:#c7947d}
.progress-card{border:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:none;padding:26px 0}
.review-token{border-radius:4px;background:#e9eee1}
.garden-head{padding:15px 0 26px;border-bottom:1px solid var(--line);margin-bottom:0;gap:16px}
.object-grid{gap:0;grid-template-columns:repeat(4,1fr)}
.object-card{background:none;border:0;border-radius:0;padding:25px 12px 20px;border-bottom:1px solid var(--line);transition:background .18s}
.object-card:hover{background:#eff1e6}
.object-card .sprite{width:170px;height:170px}
.object-card strong{font-size:23px;font-weight:500;letter-spacing:.12em}
.object-card small{color:var(--muted)}
.collected:after{top:13px;right:14px;color:var(--rose)}
.catalog-focus{padding:16px 0 25px;border-radius:0;border:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:none;grid-template-columns:320px 1fr;gap:32px}
.catalog-art{background:none;border-radius:0;border-right:1px solid var(--line)}
.catalog-art .sprite{width:240px;height:240px}
.catalog-focus .main-letter{font-size:62px!important}
.catalog-focus .word-caption{margin-top:0}
.sound-group{margin:28px 0}
.sound-group h2{font-size:18px;font-weight:500;margin-bottom:15px}
.sound-grid{gap:8px}
.sound-grid button{border-radius:3px;background:transparent;min-height:62px;font-size:29px;transition:background .18s}
.sound-grid button.selected{background:#e8eee0;color:var(--green);border-color:var(--green)}
.sound-grid button:hover{background:#edf0e5}
.sound-grid button.selected:after{content:'';display:block;width:8px;height:2px;background:var(--rose);margin:auto}
.audio-edit{margin-bottom:6px;min-height:44px}
.modal-sheet{border-radius:6px;background:var(--paper);box-shadow:0 20px 90px #233e2929}
.close{border-radius:3px;width:44px;height:44px}
.audio-upload,.audio-sheet select,#audio-draft{border-radius:4px}
.trace-wrap{border-radius:3px}
.trace-tools button{border-radius:3px;min-height:44px}
.site-footer{max-width:1100px;padding-top:20px;margin-top:24px;letter-spacing:.02em}
.toast{border-radius:5px}
@media(max-width:1000px){
 .topbar{flex-wrap:wrap;gap:12px;padding-left:24px;padding-right:24px}.header-tools{margin-left:auto}.topbar nav{order:3;width:100%;justify-content:center;gap:22px}.topbar nav button{min-width:68px}
 .hero-copy h1{font-size:40px}.hero{min-height:380px}.hero-copy{padding-left:0}.hero .tag{right:0}
 .course-group .lesson-grid{grid-template-columns:repeat(3,1fr)}.course-group .lesson-tile:nth-child(4n){border-right:1px solid var(--line)}.course-group .lesson-tile:nth-child(3n){border-right:0}
 .learn-panel{gap:24px}.art-panel .sprite{width:250px;height:250px}.learn-copy{padding:0}.catalog-focus{grid-template-columns:270px 1fr}
}
@media(max-width:620px){
 .topbar{padding:19px 20px 0;padding-top:calc(19px + env(safe-area-inset-top,0px));gap:0}
 .brand-mark{width:29px;height:35px;line-height:34px;font-size:23px;margin-right:12px}
 .brand strong{font-size:19px;letter-spacing:.13em}.brand small{font-size:8px;letter-spacing:.1em}
 .header-tools{gap:12px;margin-left:auto}.audio-library-button,.parent-button{font-size:11px;padding:8px 0;min-height:44px}
 .topbar nav{gap:0;margin:14px -2px 0;width:calc(100% + 4px);justify-content:space-between;padding:0}
 .topbar nav button{width:20%;min-width:0;padding:12px 2px;font-size:12px;min-height:48px}
 .topbar nav button.active:after{left:19%;right:19%;bottom:0}
 #app{padding:19px 20px 12px}
 .hero{display:flex;flex-direction:column;position:relative;padding-bottom:0;min-height:0}
 .hero-copy{padding:12px 0 0;width:100%;order:0}
 .hero-copy h1{font-size:34px;line-height:1.55;letter-spacing:.05em;margin:10px 0 12px}
 .hero-copy p{font-size:13px;line-height:1.85;max-width:290px}
 .hero-copy .eyebrow{font-size:9px;margin-bottom:9px}
 .hero .tag{display:block;right:0;top:18px;font-size:11px;letter-spacing:5px;padding-right:8px}
 .hero-image{width:calc(100% + 30px);max-width:calc(100% + 30px);margin:0 -15px;max-height:none;object-fit:contain;order:1}
 .hero .button-row{margin:19px 0 0;gap:5px}.hero .button-row>*{margin-right:0;margin-bottom:0}
 .hero .primary{font-size:14px;padding:10px 18px;min-height:48px}.hero .quiet{font-size:12px;padding:10px;min-height:48px}
 .continue-bar{padding:17px 0}.continue-bar strong{font-size:12px}.continue-bar .quiet{font-size:11px;min-height:44px}.mini-progress{width:140px}
 .section-heading{margin:24px 0 10px;gap:10px}.section-heading h2{font-size:21px}.section-heading small{font-size:10px}
 .lesson-grid{grid-template-columns:1fr}
 .lesson-tile{border-right:0;border-bottom:1px solid var(--line);padding:21px 16px 21px 53px;min-height:115px}
 .lesson-tile:last-child{border-bottom:0}.lesson-num{position:absolute;left:3px;top:27px;font-size:19px}.lesson-tile h3{font-size:17px;margin:0 0 4px}.lesson-tile .py{font-size:23px}.tile-status{right:5px;top:auto;bottom:26px;font-size:9px}
 .course-header{padding:8px 0 18px}.course-header h1,.garden-head h1{font-size:28px;line-height:1.6}.course-header p{font-size:12px}
 .course-group>h2{font-size:18px;padding-bottom:13px}.course-group .lesson-grid{grid-template-columns:repeat(2,1fr);gap:0}
 .course-group .lesson-tile{padding:18px 12px;min-height:151px;border-bottom:1px solid var(--line);border-right:1px solid var(--line)}
 .course-group .lesson-tile:nth-child(3n){border-right:1px solid var(--line)}.course-group .lesson-tile:nth-child(2n){border-right:0}
 .course-group .lesson-num{position:static;font-size:17px;margin-bottom:10px}.course-group .lesson-tile h3{font-size:16px}.course-group .lesson-tile .py{font-size:18px}.course-group .tile-status{right:12px;top:21px;font-size:9px}
 .lesson-heading{padding:3px 0 9px}.lesson-heading h1{font-size:22px}.lesson-heading .back{width:40px;height:44px}.lesson-heading>.quiet{min-height:44px}
 .steps{gap:0;justify-content:space-between;margin-bottom:18px}.steps button{padding:10px 3px 12px;font-size:12px;min-height:48px}.steps .step-dot{font-size:11px;margin-right:5px}
 .learn-panel{grid-template-columns:1fr;gap:16px;min-height:0}
 .art-panel{border-right:0;border-bottom:1px solid var(--line);min-height:224px;height:224px;padding-bottom:19px}
 .art-panel .sprite{height:210px;width:210px}.girl-art{height:213px;width:auto}.art-caption{font-size:10px;bottom:7px}.mouth{height:56px;width:57px;right:12px;top:15px}
 .learn-copy{padding:0;align-items:flex-start}.token-strip{margin-bottom:0;gap:7px}.token-strip button{min-height:44px;min-width:44px;font-size:21px}
 .main-letter{font-size:70px!important;line-height:1.6!important;margin-top:0}.word-caption b{font-size:25px}.word-caption span{font-size:18px}.hint{font-size:15px;line-height:1.9;margin-bottom:12px}
 .listen{min-height:48px;padding:10px 16px;font-size:14px;margin:3px 7px 7px 0}.example-note{font-size:11px;margin-top:9px}
 .teacher-tip{margin-top:23px;padding:8px 12px;font-size:12px}.lesson-footer{align-items:flex-start;flex-direction:column;margin-top:20px}.companion img{height:56px;width:43px}.lesson-footer .primary{margin:4px 0 0;width:100%;min-height:50px;font-size:15px}
 .tone-row{gap:6px}.tone-tile{padding:6px}.tone-tile .py{font-size:29px}.tone-tile small{font-size:10px}
 .focus-card,.quiz-card{padding:20px 14px}.quiz-card h2{font-size:22px}.quiz-options{gap:8px}.quiz-options button{font-size:32px;min-height:76px;padding:10px 3px}
 .garden-head{display:block;padding:8px 0 15px}.garden-head .button-row{margin-top:15px}.garden-head p{font-size:12px;line-height:1.8}
 .object-grid{grid-template-columns:repeat(2,1fr);gap:0}.object-card{padding:23px 5px 18px}.object-card .sprite{height:138px;width:138px;max-width:100%}.object-card .py{font-size:22px}.object-card strong{font-size:22px}.object-card small{font-size:10px}
 .catalog-focus{grid-template-columns:100px minmax(0,1fr);gap:16px;padding:18px 0 22px;align-items:start}
 .catalog-art{min-height:140px;height:140px;border:0;overflow:visible;margin-top:7px}.catalog-art .sprite{width:120px;height:120px}.catalog-art .girl-art{width:92px;height:140px}.catalog-focus .main-letter{font-size:48px!important}.catalog-focus .word-caption{display:block;margin:0 0 6px}.catalog-focus .word-caption b{font-size:20px}.catalog-focus .word-caption .py{font-size:15px;display:inline-block}.catalog-focus p{font-size:12px}.catalog-focus .listen{font-size:12px;padding:9px 11px;min-height:44px;margin-right:0}.catalog-focus .audio-edit{font-size:11px}.catalog-focus .quiet{font-size:11px;padding:8px 0;min-height:44px}
 .sound-group{margin:23px 0}.sound-group h2{font-size:16px}.sound-grid{grid-template-columns:repeat(5,minmax(0,1fr));gap:7px}.sound-grid button{font-size:25px;min-height:57px;padding:6px 2px}
 .site-footer{margin:24px 20px 0;padding:19px 0 calc(28px + env(safe-area-inset-bottom,0px));gap:10px;font-size:10px}.site-footer button{font-size:10px;min-height:44px}
 .modal-sheet{padding:20px 17px;max-height:calc(100dvh - 30px)}
}
@media(max-width:359px){.topbar,#app{padding-left:16px;padding-right:16px}.brand strong{font-size:17px}.header-tools{gap:8px}.brand small{font-size:7px}.audio-library-button,.parent-button{font-size:10px}.hero-copy h1{font-size:31px}.hero .tag{font-size:10px}.hero .quiet{font-size:11px;padding-left:6px;padding-right:0}.hero .primary{padding:10px 14px}.section-heading{align-items:flex-start}.section-heading small{max-width:70px;text-align:right}.object-card .sprite{width:126px;height:126px}.course-group .tile-status{display:none}.catalog-focus{grid-template-columns:88px minmax(0,1fr);gap:12px}.catalog-art .sprite{width:100px;height:100px}.quiz-options button{font-size:28px}}
@media(prefers-reduced-motion:reduce){.view,.playing,.tone-path{animation:none}.tone-path{stroke-dashoffset:0}button,.piece{transition:none}}

/* Pictures are shared by every spelling example, not only the catalog. */
.word-caption .word-thumb{display:inline-block;width:62px;height:62px;margin-right:8px}
.word-thumb .sprite{width:62px;height:62px;mix-blend-mode:darken}
.word-caption small{font-size:11px;color:var(--muted);margin-right:8px}
.mnemonic-caption{color:var(--green)}
.illustrated-blend{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:28px;align-items:center}
.lesson-picture{margin:0;min-width:0;text-align:center}
.picture-surface{height:270px;display:flex;align-items:center;justify-content:center;position:relative}
.picture-surface>.sprite{width:260px;height:260px;mix-blend-mode:darken}
.picture-surface .girl-art{width:auto;height:260px}
.lesson-picture figcaption{font-size:14px;line-height:1.8;color:var(--muted);margin:4px auto 0;max-width:320px}
.picture-group{display:grid;gap:2px;grid-template-columns:repeat(4,minmax(0,1fr));width:100%;max-width:320px;align-items:center;justify-items:center}
.picture-group .sprite{width:72px;height:72px;mix-blend-mode:darken}
.picture-group.flock{grid-template-columns:repeat(3,minmax(0,1fr))}
.picture-group.flock .sprite{width:100px;height:100px}
.picture-compare{display:flex;align-items:flex-end;max-width:100%}
.picture-compare .sprite.large{width:190px;height:190px;mix-blend-mode:darken}
.picture-compare .sprite.small{width:90px;height:90px;mix-blend-mode:darken}
.blend-copy{min-width:0;text-align:center}
.illustrated-blend .pieces{flex-wrap:wrap;min-height:76px;gap:0}
.illustrated-blend .piece{padding:4px 12px;margin:3px;font-size:36px}
.illustrated-blend .plus{font-size:20px}
.illustrated-blend .blend-result{font-size:58px!important;min-height:0;margin:0}
.tone-practice .picture-surface{height:160px}.tone-practice .girl-art{height:155px}
.whole-practice>p{margin:8px 0 24px}
.quiz-cue{height:190px;display:flex;justify-content:center;align-items:center;margin:12px 0}
.quiz-cue .sprite{height:185px;width:185px;mix-blend-mode:darken}.quiz-cue .girl-art{height:185px;width:auto}
.quiz-card .lesson-picture{max-width:340px;margin:8px auto 12px}
.quiz-card .picture-surface{height:180px}.quiz-card .picture-surface>.sprite,.quiz-card .picture-surface>.girl-art{width:175px;height:175px;object-fit:contain}
.art-caption{right:12px;line-height:1.5}
@media(max-width:620px){
 .illustrated-blend{grid-template-columns:minmax(0,1fr);gap:15px;padding:14px}
 .picture-surface{height:205px}.picture-surface>.sprite{width:205px;height:205px}.picture-surface .girl-art{height:200px}
 .lesson-picture figcaption{font-size:12px;line-height:1.7;max-width:260px}
 .illustrated-blend .pieces{min-height:58px}.illustrated-blend .piece{font-size:28px;padding:3px 11px;margin:3px}.illustrated-blend .plus{font-size:16px}
 .illustrated-blend .blend-result{font-size:42px!important}.illustrated-blend .blend-word{font-size:25px}
 .picture-group{max-width:260px}.picture-group .sprite{width:58px;height:58px}.picture-group.flock .sprite{width:78px;height:78px}
 .picture-compare .sprite.large{height:150px;width:150px}.picture-compare .sprite.small{height:75px;width:75px}
 .word-caption .word-thumb,.word-thumb .sprite{width:46px;height:46px}
 .catalog-focus .word-caption .word-thumb{display:inline-block;vertical-align:middle}
 .catalog-focus .word-caption small{display:none}
 .art-caption{left:12px;right:12px;text-align:center;font-size:11px}
 .whole-practice>h2{font-size:21px}
}