:root{color-scheme:light;--ink:#1b2d45;--muted:#64758a;--blue:#365de5;--deep:#192e4b;--line:#e4eaf2;--surface:#f4f7fc;--orange:#e89335;--red:#bd283a;--green:#17735c;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-synthesis:none}*{box-sizing:border-box}body{margin:0;background:var(--surface);color:var(--ink);font-size:16px;line-height:1.65}button,input,select,textarea{font:inherit}button{cursor:pointer}h1,h2,h3,p{margin:0}h1{font-size:clamp(27px,3vw,36px);letter-spacing:-.035em;line-height:1.35}h2{font-size:23px;line-height:1.45}h3{font-size:19px}a{color:var(--blue)}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #9cb1f6;outline-offset:3px}button:disabled{cursor:default;opacity:.48}input:focus,select:focus{outline:3px solid #dce5ff;border-color:#8099ea}input,select{width:100%;max-width:100%;min-width:0;border:1px solid #d9e1ee;background:#fcfdff;color:var(--ink);border-radius:11px;padding:12px 14px;min-height:48px;font-size:16px}input[type=checkbox]{width:18px;height:18px;min-height:18px;accent-color:var(--blue);padding:0}label{display:grid;gap:8px;font-size:14px;color:#415571;font-weight:500}button{touch-action:manipulation}.shell{min-height:100vh;display:grid;grid-template-columns:230px minmax(0,1fr)}.sidebar{position:sticky;top:0;height:100vh;background:var(--deep);color:#eaf0ff;padding:30px 19px;display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:12px;margin:0 8px 40px}.brand-logo{font-size:28px;display:grid;place-items:center;width:46px;height:46px;border-radius:14px;background:#5b7cf0}.brand strong{display:block;font-size:25px;letter-spacing:.08em}.brand small{font-size:12px;color:#b8c8e0}.nav-label{font-size:12px;color:#b1c1dc;margin:0 14px 12px}.navigation{display:grid;gap:7px}.navigation button{border:0;background:none;border-radius:11px;color:#bed0e7;display:flex;gap:13px;text-align:left;align-items:center;padding:13px 15px;min-height:48px;font-size:15px}.navigation button span{font-size:12px;color:#a1b4d6}.navigation button:hover{background:#253e60}.navigation button[aria-current=page]{background:#3d62dc;color:#fff}.navigation button[aria-current=page] span{color:#e1e9ff}.side-bottom{margin-top:auto;padding-top:35px}.side-note{border:1px solid #3b5171;background:#203858;border-radius:15px;padding:17px;font-size:14px;line-height:2;color:#dce7f8}.side-note small{display:block;color:#aebfd9;font-size:12px;margin-top:12px}.main{padding:26px 40px 30px;max-width:1400px;width:100%;margin:auto;min-width:0}.topbar{display:flex;align-items:center;justify-content:space-between;gap:15px;padding-bottom:20px;border-bottom:1px solid var(--line);font-size:12px;color:#75849b}.topbar span{overflow-wrap:anywhere}.heading{margin:29px 0 24px;display:flex;justify-content:space-between;gap:15px;align-items:center}.heading p{font-size:14px;color:var(--muted);margin-top:9px}.head-badge{background:#e7eefc;color:#4c67a5;padding:7px 12px;border-radius:30px;font-size:12px;white-space:nowrap}#stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-bottom:23px}#stats>div{border:1px solid var(--line);border-radius:15px;background:#fff;padding:15px 20px;display:flex;align-items:center;justify-content:space-between;gap:10px}#stats span{font-size:13px;color:#71819a}#stats strong{font-size:29px;line-height:1.4;font-weight:650;white-space:nowrap}#stats small{font-size:12px;color:#8090a6;font-weight:400}.home-grid{display:grid;grid-template-columns:minmax(0,1.75fr) minmax(225px,1fr);gap:22px;align-items:start}.panel{background:#fff;border:1px solid var(--line);border-radius:20px;padding:27px;min-width:0}.section-heading{display:flex;justify-content:space-between;gap:16px;align-items:center;margin-bottom:22px;flex-wrap:wrap}.kicker{font-size:12px;letter-spacing:.04em;color:#58739f;display:block;margin-bottom:7px}.tag{background:#edf2ff;color:#526ca8;font-size:12px;padding:5px 10px;border-radius:7px;white-space:normal}.form-grid{display:grid;grid-template-columns:1fr;gap:17px}.book-description{display:flex;gap:15px;align-items:center;background:#f3f6ff;border:1px solid #e5ebf9;border-radius:13px;padding:15px;margin:21px 0}.book-description strong{font-size:14px}.book-description p{font-size:12px;color:#677c9e;line-height:1.8;margin-top:5px}.book-mark{width:48px;min-width:48px;min-height:70px;background:#4266d9;color:white;border-radius:4px 9px 9px 4px;text-align:center;padding:4px;box-shadow:inset 4px 0 #233f9550;font-size:25px}.book-mark small{display:block;font-size:11px}.toggles{margin:19px 0;display:grid;gap:9px}.check{display:flex;gap:9px;align-items:center;font-size:13px;line-height:1.7}.actions,.audio-actions{display:flex;flex-wrap:wrap;gap:10px;align-items:center}.actions{margin-top:19px}.btn{display:inline-flex;justify-content:center;align-items:center;gap:8px;min-height:44px;padding:10px 16px;background:#fff;border:1px solid #dce4f1;border-radius:10px;font-size:14px;font-weight:500;line-height:1.5;color:#435a7b;text-decoration:none;max-width:100%;white-space:normal}.btn:hover{background:#f4f7fe;border-color:#b8c7e8}.btn.primary{background:var(--blue);border-color:var(--blue);color:#fff;box-shadow:0 4px 12px #375dde20}.btn.primary:hover{background:#284fce}.muted{font-size:12px;color:#6e8099;line-height:1.9;margin-top:10px}.route-panel{background:#edf3ff;border-color:#e1e9fb}.route{list-style:none;padding:0;margin:20px 0;display:grid;gap:22px}.route li{display:grid;grid-template-columns:29px 1fr;gap:11px}.route li>span{border-radius:50%;display:grid;place-items:center;background:#fff;border:1px solid #ccd9f5;width:29px;height:29px;font-size:12px;color:#6280b9}.route li:first-child>span{background:#4268e4;border-color:#4268e4;color:white}.route strong{font-size:14px;font-weight:600}.route p{font-size:12px;color:#6c7fa2;margin-top:3px}.route-panel>.picture{margin:auto}.session-top{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;align-items:center;margin-bottom:17px;font-size:13px;color:#6b7e9a}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:9px;margin-bottom:18px}.steps>span{padding:10px;background:#eaf0f9;border-radius:8px;color:#7b8aa3;font-size:13px;text-align:center}.steps>span.active{background:#3b61de;color:#fff}.study-card{border:1px solid var(--line);border-radius:22px;overflow:hidden;background:#fff;display:grid;grid-template-columns:minmax(190px,.7fr) minmax(0,1.3fr)}.visual-column{background:linear-gradient(160deg,#eaf2ff,#f2f8ff);padding:35px 22px;display:flex;flex-direction:column;justify-content:center;align-items:center;border-right:1px solid #e5ecfa;min-width:0}.picture{width:100%;max-width:230px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px;min-height:200px}.picture img{display:block;width:80%;max-width:176px;height:auto;object-fit:contain;filter:drop-shadow(0 8px 5px #49668710)}.picture span{font-size:12px;color:#647ea9;text-align:center}.picture.small{width:70px;min-width:70px;min-height:70px;height:70px;max-width:70px;background:#f0f5ff;border-radius:13px;gap:0;padding:8px}.picture.small img{width:100%;height:100%;filter:none}.picture.concept{background-color:#f6f1ff}.visual-note{color:#7a8eae;font-size:12px;margin-top:20px}.study-content{padding:32px;min-width:0}.word{font-family:Georgia,"Times New Roman",serif;font-weight:500;font-size:clamp(35px,4vw,54px);line-height:1.25;color:#244eae;letter-spacing:-.025em;overflow-wrap:anywhere;margin:11px 0 16px}.meaning{font-size:22px;font-weight:500;color:#2d466c;line-height:1.55;margin-bottom:18px}.meaning.big{font-size:28px;margin-top:15px}.example{background:#f6f8fc;border-radius:10px;padding:12px 14px;color:#627697;font-size:15px;margin:17px 0;overflow-wrap:anywhere}.instruction{font-size:14px;color:#617594;line-height:1.9;margin:17px 0}.audio-actions{margin:18px 0}.audio-actions .btn{font-size:13px;min-height:40px;padding:8px 13px;background:#f6f9ff;color:#4d68a6;border-color:#e2e9f8}.session-bottom{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-top:19px;font-size:12px;color:#7b8ca5}.masked{color:#526a91;font-size:22px;margin:17px 0;line-height:1.5}.recording-bar{display:flex;align-items:center;gap:12px;flex-wrap:wrap;background:#f5f8ff;border:1px solid #e6ecf9;border-radius:12px;padding:13px}.record-button{background:#edf1ff;border-color:#b7c9fb;color:#365ab8}.recording-bar span{font-size:12px;color:#6a7f9e;flex:1;min-width:130px}.recording-bar meter{height:8px;width:100%}.rating-area{margin:21px 0;background:#fffaf0;border:1px solid #f5e6bd;border-radius:13px;padding:16px}.rating-title{font-size:14px;color:#84633b}.stars{display:flex;gap:3px;flex-wrap:wrap;margin:8px 0}.star{border:0;background:transparent;color:#d0d4de;font-size:33px;line-height:1.2;padding:3px 5px;min-width:43px;min-height:44px}.star.on{color:#e7a125}.star:hover{color:#bf8521}.rating-area p{font-size:12px;color:#836f52}.rating-area .muted{font-size:11px;color:#8b765a}.input-label{margin:15px 0}.input-label audio{width:100%;min-width:0;max-width:100%}.choices{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:11px;margin:18px 0}.choices .btn{min-height:60px;text-align:left;justify-content:flex-start;font-size:15px;background:#fafcff;padding:13px}.choices .btn:hover{border-color:#8fa9ee;background:#edf3ff}.answer-explanation{background:#f2f6ff;border-radius:11px;padding:15px;margin:16px 0;font-size:14px;color:#4d6590}.answer-explanation p{margin:10px 0}.spelling-result{background:#fff7f7;border:1px solid #f4d9df;border-radius:12px;padding:16px;margin:20px 0}.spelling-result>span{font-size:12px;color:#8a626c}.letter-line{display:flex;gap:3px;flex-wrap:wrap;align-items:center;margin:6px 0 12px}.letter{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;display:inline-block;min-width:20px;text-align:center;font-size:27px;color:#3a4c66;line-height:1.6}.wrong-letter{color:#c6263e;background:#ffe1e6;text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:5px;border-radius:4px}.right-letter{color:#147552;background:#e0f4eb;border-radius:4px}.spelling-result p{font-size:13px;color:#914b5b}.input-label input{font-size:25px;letter-spacing:.08em;font-family:ui-monospace,SFMono-Regular,Consolas,monospace}.input-label input::placeholder{font-family:inherit;font-size:16px;letter-spacing:0;color:#8292ad}.review-preview{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px;margin-top:20px}.review-preview>div{border:1px solid var(--line);border-radius:12px;padding:15px;display:grid;justify-items:center;gap:8px}.review-preview strong{font-size:14px;text-align:center}.review-preview span{font-size:12px;color:#7a8ca7}.word-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px;margin-top:22px}.word-item{display:flex;gap:15px;align-items:flex-start;background:#fafdff;border:1px solid #e5ecf5;border-radius:14px;padding:16px;min-width:0}.word-item>div:last-child{min-width:0}.word-item strong{font-size:18px;overflow-wrap:anywhere}.word-item p{font-size:13px;color:#637894;line-height:1.8;overflow-wrap:anywhere}.word-item .btn{font-size:12px;min-height:35px;margin-top:9px;padding:6px 11px}.skill-tags{display:flex;gap:5px;flex-wrap:wrap;margin-top:9px}.skill-tags span{font-size:11px;color:#8e5661;background:#fff0f3;border-radius:5px;padding:3px 6px}.compact-label{max-width:220px}.pagination{display:flex;justify-content:center;align-items:center;gap:15px;flex-wrap:wrap;margin-top:23px;font-size:13px;color:#6d829c}.empty{color:#73859e;font-size:14px;padding:25px 0}.review-rule{margin-top:24px;background:#eef5ff;padding:20px;border-radius:12px;font-size:14px;color:#526d92}.review-rule p{margin-top:8px}.record-list{display:grid;margin-top:20px}.history-item{display:flex;align-items:center;gap:15px;border-bottom:1px solid #edf1f7;padding:17px 0}.history-item>div:nth-child(2){min-width:0;flex:1}.history-item strong,.history-item span,.history-item small{display:block;overflow-wrap:anywhere}.history-item strong{font-size:17px}.history-item span{font-size:13px;color:#6a7d99}.history-item small{font-size:11px;color:#8a97aa;margin-top:4px}.history-item .picture{width:48px;min-width:48px;height:48px;min-height:48px;padding:6px}.record-playback{display:grid;gap:13px;background:#eef3ff;border-radius:14px;padding:18px;margin:20px 0}.record-playback audio{width:100%}.help-list{margin:22px 0;display:grid;gap:13px}details{border:1px solid var(--line);border-radius:12px;padding:0 15px;background:#fff}summary{padding:13px 0;cursor:pointer;font-size:14px;color:#4b6489}details p{font-size:14px;color:#637996;line-height:1.9;padding-bottom:17px}details summary::marker{color:#718bb7}.footer{margin-top:30px;border-top:1px solid var(--line);padding-top:19px;font-size:12px;color:#7e8da3;line-height:1.9}.footer>p{margin-top:15px}.footer details{background:transparent;border:0;padding:0}.backup-content{display:grid;gap:15px;padding:10px 0}.backup-content label{max-width:480px}.notice{background:#eaf1ff;color:#385c92;border:1px solid #d5e2ff;border-left:3px solid #5a7cdb;border-radius:10px;padding:13px 17px;margin-top:20px;font-size:14px;line-height:1.8}.notice[hidden]{display:none}.footer input{font-size:13px}.help-list+label{margin-top:15px}
@media(min-width:1450px){.main{padding-inline:58px}.form-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.form-grid:first-of-type{grid-template-columns:1fr}.study-card{grid-template-columns:minmax(260px,.8fr) minmax(0,1.2fr)}}
@media(max-width:1100px){.shell{grid-template-columns:190px minmax(0,1fr)}.sidebar{padding-inline:13px}.main{padding-inline:25px}.home-grid{grid-template-columns:1fr}.route-panel .route{grid-template-columns:repeat(5,1fr);gap:14px}.route li{grid-template-columns:1fr;gap:7px}.route-panel>.picture{display:none}.study-card{grid-template-columns:1fr}.visual-column{padding:20px;border-right:0;border-bottom:1px solid #e5ecfa;flex-direction:row;gap:20px;justify-content:flex-start}.picture{max-width:130px;min-height:100px;gap:8px}.picture img{max-width:95px}.picture span{font-size:10px}.study-content{padding:28px}.word-grid{grid-template-columns:1fr}#stats>div{display:block}#stats strong{display:block;margin-top:3px}.review-preview{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:760px){.shell{display:block}.sidebar{height:auto;position:relative;padding:14px 16px}.brand{margin:0 0 14px}.brand-logo{width:38px;height:38px;border-radius:11px;font-size:25px}.brand strong{font-size:22px}.brand small{font-size:11px}.nav-label,.side-bottom{display:none}.navigation{grid-template-columns:repeat(5,minmax(0,1fr));gap:4px}.navigation button{font-size:12px;justify-content:center;padding:9px 3px;min-height:42px;white-space:nowrap}.navigation button span{display:none}.main{padding:18px 18px 25px}.topbar{padding-bottom:15px;font-size:11px}.heading{margin:22px 0 19px}.heading p{font-size:13px}.head-badge{display:none}#stats{gap:8px;margin-bottom:18px}#stats>div{padding:11px;border-radius:12px}#stats span{font-size:11px}#stats strong{font-size:25px}#stats small{font-size:11px}.panel{padding:21px;border-radius:16px}h2{font-size:20px}.section-heading{gap:10px}.route-panel .route{grid-template-columns:1fr;gap:16px}.route li{grid-template-columns:29px 1fr;gap:10px}.route-panel>.picture{display:flex}.study-content{padding:22px}.steps{gap:6px}.steps>span{font-size:11px;padding:8px 4px}.word{font-size:38px}.session-top{font-size:12px}.choices{gap:9px}.choices .btn{font-size:14px;padding:11px}.audio-actions{gap:6px}.audio-actions .btn{font-size:12px;padding:8px 10px}.recording-bar{padding:12px}.rating-area{padding:13px}.stars{gap:0}.star{min-width:42px;font-size:30px}.study-content .actions .btn{flex:1 1 auto}.meaning.big{font-size:24px}.review-preview{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.review-preview>div{padding:11px}.word-item{padding:13px;gap:11px}.word-item .picture{width:57px;min-width:57px;height:57px;min-height:57px}.history-item{gap:10px}.history-item .btn{padding:8px;font-size:11px}.picture span{font-size:11px}.form-grid{gap:15px}.book-mark{font-size:22px}.footer .actions .btn{font-size:12px}}
@media(max-width:380px){.main{padding-inline:12px}.panel,.study-content{padding:17px}.navigation button{font-size:11px}.choices{grid-template-columns:1fr}.star{font-size:28px;min-width:38px}.steps>span{font-size:10px}.review-preview{grid-template-columns:1fr}.topbar>span:last-child{display:none}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

.optional-recording{margin:18px 0;padding:14px;border:1px solid #dce3f1;border-radius:14px}.optional-recording summary{cursor:pointer;font-weight:600}.session-bottom{flex-wrap:wrap}.steps{grid-template-columns:repeat(3,minmax(0,1fr))}.btn{min-height:44px}button[data-action="abandon"]{color:#a72b3f;border-color:#e9b9c1}audio{max-width:100%}

.scene-icons{display:flex;position:relative;align-items:center;justify-content:center;gap:12px;flex-wrap:wrap;width:100%;min-height:190px}.scene-icons.multiple img{width:96px;height:96px}.picture .scene-icons img{object-fit:contain;flex-shrink:1}.picture.small .scene-icons{min-height:0;gap:2px}.picture.small .scene-icons img{width:44px;height:44px}.picture.small .scene-icons.multiple img{width:24px;height:24px}.diagram-number,.diagram-day{font-size:38px;font-weight:800;color:#213b87;background:#fff;padding:8px 14px;border-radius:12px}.diagram-color{width:95px;height:95px;border:3px solid #8390a3;border-radius:50%;display:block}.picture.small .diagram-number,.picture.small .diagram-day{font-size:13px;padding:2px}.picture.small .diagram-color{width:22px;height:22px}.picture.word-scene>span{line-height:1.7;max-width:260px}.picture.small{overflow:hidden}
.picture .diagram-number,.picture .diagram-day{font-size:38px;color:#213b87}.picture.small .diagram-number,.picture.small .diagram-day{font-size:13px}.route-panel .route{grid-template-columns:1fr}@media(max-width:1100px){.scene-icons{min-height:110px}.picture.word-scene:not(.small){max-width:240px}.scene-icons.multiple img{width:64px;height:64px}.picture .diagram-number,.picture .diagram-day{font-size:28px}.picture.small .diagram-number,.picture.small .diagram-day{font-size:13px}}@media(max-width:760px){.visual-column{gap:12px}.picture.word-scene>span{font-size:12px}.visual-note{max-width:90px}}

.picture .diagram-text{display:block;flex-basis:100%;font-size:18px;font-weight:650;line-height:1.5;color:#213b87;padding:5px}.picture.small .diagram-text{display:none}
/* A quiet, colorful learning space. */
body{background:radial-gradient(ellipse at 85% 0%,#dcecfb 0,transparent 40%),radial-gradient(ellipse at 15% 65%,#e0f1e9 0,transparent 38%),#f4f2ed;background-attachment:fixed}
.sidebar{background:linear-gradient(160deg,#142e48,#214b62 75%,#326b72)}
.main{max-width:1560px}.heading h1{letter-spacing:-1.4px}.head-badge{background:#e5eee3;color:#446e49;border:1px solid #cfdfca}
.panel,.study-card{background:rgba(255,255,255,.86);box-shadow:0 12px 40px #254a6810;border:1px solid #ffffff;border-radius:25px}
#stats>div{background:linear-gradient(125deg,#ffffffda,#edf6f5);border:1px solid #fff;border-radius:18px}
.book-description{background:linear-gradient(120deg,#edf3fd,#eef7ef);border:1px solid #dce7eb;border-radius:18px}
.home-grid{grid-template-columns:minmax(0,1fr) 260px}.home-grid>.panel{min-width:0}.route-panel{background:linear-gradient(150deg,#f9eddc,#fffdf5 55%,#edf5ed)}
.unit-picker{margin:24px -24px 8px;min-width:0;overflow:hidden}.unit-picker-heading{display:flex;align-items:center;justify-content:space-between;padding:0 24px;gap:10px}.unit-picker-heading h3{font-size:15px;margin:0}.unit-picker-heading>div{display:flex;gap:6px}.carousel-arrow{border:1px solid #cedce6;background:#fff;width:35px;height:35px;border-radius:50%;color:#285a75;font-size:20px;cursor:pointer}
.unit-track{display:flex;gap:18px;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;position:relative;padding:26px calc((100% - var(--card-width,280px))/2) 32px;cursor:grab;overscroll-behavior-x:contain;touch-action:pan-x pan-y;user-select:none}.unit-track::-webkit-scrollbar{display:none}.unit-track.dragging{scroll-snap-type:none;cursor:grabbing}
.unit-card{flex:0 0 var(--card-width,280px);min-width:0;scroll-snap-align:center;display:flex;flex-direction:column;align-items:flex-start;text-align:left;padding:22px;min-height:260px;border:1px solid hsl(var(--unit-hue) 45% 85%);border-radius:24px;color:#183345;background:linear-gradient(145deg,hsl(var(--unit-hue) 65% 95%),hsl(var(--unit-hue) 53% 88%));box-shadow:0 16px 24px -18px hsl(var(--unit-hue) 40% 30% / .5);transform:scale(calc(1 - var(--distance,0)*.1));opacity:calc(1 - var(--distance,0)*.42);transition:transform .15s,opacity .15s;cursor:pointer;font:inherit}
.unit-card[aria-pressed=true]{border-color:hsl(var(--unit-hue) 40% 65%)}.unit-eyebrow{font-size:11px;letter-spacing:1px;color:#557381}.unit-symbol{font-size:42px;font-weight:800;line-height:1.4;color:hsl(var(--unit-hue) 32% 38%);opacity:.7}.unit-card>strong{font-size:20px;margin:2px 0 14px;overflow-wrap:anywhere}.unit-count{font-size:12px;color:#496978;margin-top:auto}.unit-progress{height:7px;width:100%;background:#ffffffa8;border-radius:10px;overflow:hidden;margin:12px 0 6px}.unit-progress>span{display:block;height:100%;background:hsl(var(--unit-hue) 50% 43%);border-radius:10px}.unit-percent{font-size:11px;color:#496978}.carousel-position{text-align:center;color:#6d8290;font-size:12px;margin:-12px 0 12px}
.round-options{display:flex;justify-content:space-between;gap:18px;align-items:center}.round-options label{display:flex;align-items:center;gap:12px;font-size:13px}.round-options input{width:76px}.round-options p{font-size:12px;color:#718492;text-align:right;line-height:1.8}.round-options strong{color:#31576a}
.account-panel{background:#ffffffac;border:1px solid #fff;border-radius:15px;padding:12px 16px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;font-size:12px;margin:0 0 18px;color:#456474}.account-panel .actions{margin:0;gap:7px}.account-panel .btn{padding:7px 12px;font-size:12px}.account-panel strong{display:block;color:#264454;margin-bottom:3px}.account-panel[data-state=error]{background:#fff0dc;border-color:#edd6b4}.sync-dialog{position:fixed;inset:0;background:#142e4866;z-index:100;display:grid;place-items:center;padding:20px}.sync-dialog>section{max-width:520px;background:#fff;border-radius:24px;padding:28px;box-shadow:0 30px 100px #142e4855}.sync-dialog p{line-height:1.8;color:#536876}.sync-dialog .actions{flex-wrap:wrap}
@media(max-width:1100px){.home-grid{grid-template-columns:minmax(0,1fr)}.route-panel .route{display:grid;grid-template-columns:1fr 1fr;gap:14px}.route-panel>.picture{display:none}}
@media(max-width:600px){.panel{border-radius:20px}.unit-picker{margin-left:-16px;margin-right:-16px}.unit-picker-heading{padding:0 16px}.unit-card{min-height:250px;padding:20px}.unit-track{gap:12px}.round-options{align-items:flex-start}.round-options label{flex-direction:column;align-items:flex-start;gap:5px}.round-options input{width:90px}.route-panel .route{grid-template-columns:1fr}.heading h1{letter-spacing:-.5px}.account-panel{font-size:11px}.account-panel .actions{width:100%}}
@media(prefers-reduced-motion:reduce){.unit-card{transition:none}}

.book-shortcuts{display:flex;flex-wrap:wrap;gap:10px;margin:16px 0}.book-shortcuts button{flex:1 1 180px;background:#f4f8fb;border:1px solid #dce5ed;border-radius:14px;padding:12px 14px;text-align:left;color:#27485b;cursor:pointer}.book-shortcuts button[aria-pressed=true]{background:#e4effb;border-color:#547eb7;box-shadow:inset 0 0 0 1px #547eb7}.book-shortcuts strong{display:block;font-size:15px;margin-bottom:5px}.book-shortcuts span{font-size:12px;line-height:1.6}.unit-topic{font-size:14px;margin:-8px 0 12px;color:#385c70}.brand strong{font-size:22px}.unit-card>strong{margin-bottom:14px}

.edition-note{font-size:14px;line-height:1.8;padding:12px 16px;background:#fff5dd;color:#795c25;border-radius:12px}

/* Inline word artwork renders with the card, without an image request. */
.picture .word-icon{width:176px;height:176px;max-width:100%;flex-shrink:1}.scene-icons.multiple .word-icon{width:96px;height:96px}.picture.small .word-icon{width:44px;height:44px}.picture.small .scene-icons.multiple .word-icon{width:24px;height:24px}.route-panel>.picture{display:flex}@media(max-width:1100px){.scene-icons.multiple .word-icon{width:64px;height:64px}.picture.small .scene-icons.multiple .word-icon{width:24px;height:24px}.route-panel>.picture{display:flex}}