:root{font-family:DM Sans,Noto Sans SC,sans-serif;color:#eeedf4;background:#10111a;font-synthesis:none;text-rendering:optimizeLegibility;font-optical-sizing:auto;font-weight:400;--muted:#8b8a9c;--line:rgba(255,255,255,.075);--mint:#78e6c0;--violet:#a88afb}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;background:radial-gradient(ellipse at 75% -15%,rgba(110,78,171,.11),transparent 46%),#10111a}button{font:inherit;color:inherit;cursor:pointer;border:0}.app-shell{min-height:100vh}.sidebar{position:fixed;inset:0 auto 0 0;width:248px;border-right:1px solid var(--line);background:#11121ceb;padding:27px 18px 18px;display:flex;flex-direction:column;z-index:5}.brand{display:flex;align-items:center;gap:12px;padding:0 8px;margin-bottom:47px;background:transparent;text-align:left}.brand-mark{height:37px;width:37px;border-radius:11px;background:#a68af9;color:#161321;display:grid;place-items:center;font:700 21px "Noto Serif JP";box-shadow:0 5px 25px #a68af944}.brand strong,.brand small,.profile strong,.profile small{display:block}.brand strong{font-size:13px;letter-spacing:.1px}.brand small{font-size:10px;color:var(--muted);margin-top:3px}.side-label{padding:0 10px;color:#737386;font:500 9px DM Mono;letter-spacing:1.3px;text-transform:uppercase;margin-bottom:12px}.nav-item{height:41px;width:100%;display:flex;align-items:center;gap:12px;padding:0 11px;color:#a4a3b2;background:transparent;border-radius:8px;font-size:12px;text-align:left;transition:.2s}.nav-item:hover,.side-route:hover{background:#ffffff0b;color:#fff}.nav-item>span{width:17px;font-size:18px;text-align:center;color:#aaa8bc}.nav-item.active{background:#a789f81a;color:#c2aaff}.nav-item.active>span{color:#b398fb}.nav-item i{margin-left:auto;background:#292638;color:#aaa1c8;font:10px DM Mono;font-style:normal;padding:3px 7px;border-radius:20px}.route-label{margin-top:31px}.side-routes{display:grid;gap:4px}.side-route{display:flex;align-items:center;gap:10px;height:38px;padding:0 10px;border-radius:8px;background:none;color:#a5a4b1;text-align:left;font-size:11px}.route-mini{width:23px;height:23px;border-radius:7px;display:grid;place-items:center;font:13px "Noto Serif JP"}.route-mini.mint{background:#203c37;color:#75e0bc}.route-mini.violet{background:#312741;color:#b497fb}.route-mini.blue{background:#203242;color:#79bde7}.route-mini.gold{background:#3a3427;color:#e4bd74}.route-arrow{margin-left:auto;color:#666576}.sidebar-bottom{margin-top:auto}.daily-card{margin:0 3px 18px;padding:14px 12px;border:1px solid var(--line);background:linear-gradient(120deg,#1b1c2a,#1b1a28);border-radius:10px}.daily-top{display:flex;justify-content:space-between;font-size:10px;color:#c9c6d8}.daily-top span:first-letter{color:#b69afa}.daily-top b{font:10px DM Mono;color:#a99abf}.daily-bar,.progress-track{height:4px;background:#302e3d;border-radius:9px;overflow:hidden}.daily-bar{margin-top:12px}.daily-bar span{display:block;width:33%;height:100%;background:#a78bf9;border-radius:9px}.daily-card p{font-size:9px;color:#898799;margin:9px 0 0}.profile{display:flex;align-items:center;gap:9px;padding:16px 5px 0;margin-top:16px;border-top:1px solid var(--line)}.avatar{width:31px;height:31px;border-radius:50%;display:grid;place-items:center;color:#ddcfff;background:linear-gradient(145deg,#514269,#28243b);font-size:12px}.profile strong{font-size:10px;font-weight:600}.profile small{font-size:9px;color:#888798;margin-top:4px}.profile-dots{margin-left:auto;color:#888798;letter-spacing:2px}.main-content{margin-left:248px;max-width:1580px;padding:0 56px;min-height:100vh;display:flex;flex-direction:column}.topbar{height:68px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;margin:0 -56px;padding:0 56px}.breadcrumb{color:#858494;font-size:10px}.breadcrumb span{padding:0 8px;color:#575666}.breadcrumb b{color:#dedce8;font-weight:500}.top-actions{display:flex;align-items:center;gap:11px}.streak-pill{font-size:10px;background:#1b1b28;border:1px solid var(--line);border-radius:7px;padding:7px 10px;color:#bcb9ca}.streak-pill{color:#e1b07b}.streak-pill b{color:#f0cf9b}.welcome-row{display:flex;justify-content:space-between;align-items:center;margin:43px 0 28px}.eyebrow,.section-kicker,.card-kicker{font:10px DM Mono;letter-spacing:.5px;color:#9d99ae}.eyebrow{display:flex;align-items:center;gap:8px}.pulse-dot{width:6px;height:6px;border-radius:50%;background:#7fe4bf;box-shadow:0 0 10px #7fe4bf99}.welcome-row h1{font-size:28px;letter-spacing:-1px;margin:12px 0 7px;font-weight:600}.welcome-row h1 em{font-style:normal;color:#b49af5}.welcome-row p,.section-head p,.simple-page>p{margin:0;color:#9694a3;font-size:11px}.today-stat{width:218px;border:1px solid var(--line);border-radius:10px;padding:14px 16px;background:#171822}.today-stat>span{font-size:9px;color:#8d8a9c}.today-stat>strong{display:block;font:20px DM Mono;margin-top:4px}.today-stat>strong span{font-size:10px;color:#858292}.week-dots{display:flex;justify-content:space-between;margin-top:11px}.week-dots div{display:grid;justify-items:center;gap:4px}.week-dots i{width:17px;height:17px;border-radius:6px;background:#262633;color:#9d8bd7;font:9px sans-serif;display:grid;place-items:center}.week-dots .filled i{background:#493e66;color:#c6b6f1}.week-dots small{font:8px DM Mono;color:#747283}.continue-card{min-height:185px;position:relative;overflow:hidden;border:1px solid #373044;border-radius:12px;background:linear-gradient(105deg,#211e2d,#211e2a 53%,#30263d);display:flex;align-items:center;padding:24px 29px;gap:25px}.continue-art{width:128px;height:128px;position:relative;flex:none;display:grid;place-items:center;color:#c9b3ff;font:54px "Noto Serif JP";background:radial-gradient(circle,#a88afa22,transparent 66%)}.continue-art .orbit{position:absolute;top:9px;right:9px;bottom:9px;left:9px;border:1px solid #a88afa3b;border-radius:50%}.continue-art .orbit-two{top:21px;right:21px;bottom:21px;left:21px;border-style:dashed;opacity:.65}.continue-art>span{z-index:2;text-shadow:0 0 28px #b99cff77}.continue-art i,.continue-art b{position:absolute;font-style:normal;font:17px "Noto Serif JP";color:#77e2bd}.continue-art i{top:12px;right:10px}.continue-art b{bottom:11px;left:10px;color:#d2a7ff}.continue-copy{max-width:390px;z-index:1}.card-kicker{color:#aa94d8;font-size:9px}.card-kicker span{padding:0 5px;color:#625777}.continue-copy h2{font-size:19px;margin:9px 0 6px;font-weight:600}.continue-copy p{margin:0;color:#aaa7b6;font-size:10px}.lesson-progress{margin-top:17px;width:245px}.lesson-progress>div:first-child,.route-card-bottom>div:first-child{display:flex;justify-content:space-between;margin-bottom:6px;font-size:9px;color:#8f8b9e}.lesson-progress b{font:9px DM Mono;color:#c2b2e4}.progress-track span{display:block;height:100%;background:#a78bf5;border-radius:9px}.primary-button{height:37px;display:inline-flex;align-items:center;justify-content:center;gap:19px;padding:0 14px;border-radius:7px;background:#ad91fa;color:#191523;font-size:10px;font-weight:700;white-space:nowrap;box-shadow:0 5px 19px #9d79eb22;transition:transform .2s,background .2s}.primary-button:hover{background:#c0aafa;transform:translateY(-1px)}.primary-button span{font-size:14px}.continue-card>.primary-button{margin-left:auto;z-index:1}.continue-corner{position:absolute;right:18px;top:13px;font:9px DM Mono;color:#80728f}.continue-corner span{color:#514958;padding:0 3px}.section-head{display:flex;align-items:end;justify-content:space-between;margin:42px 0 17px}.section-kicker{font-size:8px;letter-spacing:1.25px;color:#787689}.section-head h2{font-size:17px;margin:7px 0 5px;font-weight:600}.text-button{background:none;font-size:9px;color:#a99abf;padding:7px 0}.text-button span{padding-left:7px}.route-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.route-card{position:relative;overflow:hidden;border:1px solid var(--line);border-radius:10px;background:#181922;padding:15px 14px 12px;min-height:267px}.route-card.mint{--accent:#78dfba;--accent-bg:#244238}.route-card.violet{--accent:#b396f8;--accent-bg:#352d47}.route-card.blue{--accent:#7bbde7;--accent-bg:#263b4a}.route-card.gold{--accent:#e0ba76;--accent-bg:#413a2b}.route-card-top{display:flex;align-items:center;justify-content:space-between}.route-icon{width:31px;height:31px;display:grid;place-items:center;border-radius:9px;background:var(--accent-bg);color:var(--accent);font:17px "Noto Serif JP"}.level-tag{font-size:8px;color:#8a8997;background:#22232e;border:1px solid var(--line);padding:4px 6px;border-radius:5px}.level-tag.current{color:#8ce3c2;border-color:#376d5d55;background:#1f302c}.route-card h3{font:600 20px DM Sans;margin:13px 0 3px;letter-spacing:.2px}.route-card p{font-size:9px;color:#9693a2;margin:0}.unit-list{margin-top:14px;display:grid;gap:7px}.unit-row{display:flex;align-items:center;gap:7px;font-size:9px;color:#b7b4c1}.unit-check{width:15px;height:15px;border:1px solid #42414e;border-radius:5px;color:#797787;display:grid;place-items:center;font:8px DM Mono}.unit-check.done{border-color:#4a8c73;background:#234238;color:#88e5c3}.unit-state{margin-left:auto;color:#777587;font-size:8px}.route-card-bottom{position:relative;margin-top:14px;z-index:1}.route-card-bottom>div:first-child{font-size:8px}.route-card-bottom>div:first-child b{color:var(--accent);font:9px DM Mono}.route-card-bottom .progress-track{height:3px}.route-card-bottom .progress-track span{background:var(--accent)}.route-start{margin-top:10px;padding:0;background:none;color:var(--accent);font-size:9px;font-weight:600}.route-start span{padding-left:8px}.route-glow{position:absolute;width:110px;height:80px;right:-70px;top:40px;background:var(--accent);filter:blur(60px);opacity:.09}.bottom-row{display:grid;grid-template-columns:1.15fr 1fr;gap:12px;margin-top:18px}.tip-card,.mini-challenge{border:1px solid var(--line);background:#181922;border-radius:9px;min-height:67px;display:flex;align-items:center;padding:12px 14px;gap:12px}.tip-icon,.challenge-icon{height:30px;width:30px;display:grid;place-items:center;flex:none;border-radius:8px;background:#302a40;color:#b49bf2}.tip-card .section-kicker{font-size:8px}.tip-card p{font-size:9px;color:#b0adbb;margin:5px 0 0}.tip-card p strong{color:#d0bafa}.tip-card>button{margin-left:auto;color:#888599;background:none;font-size:14px}.challenge-icon{background:#283a37;color:#87dfbf;font-size:18px}.mini-challenge>div:nth-child(2){display:grid;gap:4px}.mini-challenge b{font-size:10px}.mini-challenge span{font-size:8px;color:#9693a1}.mini-challenge>button{margin-left:auto;background:#242530;border:1px solid var(--line);border-radius:6px;padding:7px 9px;font-size:8px;color:#c5c0d2}.mini-challenge>button span{padding-left:8px;color:#b79df5}.page-footer{margin-top:auto;min-height:53px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;color:#656475;font-size:8px}.practice-wrap{max-width:710px;width:100%;margin:36px auto;flex:1}.practice-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}.back-button{background:none;color:#aaa7b5;font-size:10px}.practice-meta{font-size:9px;color:#8f8c9d}.practice-meta span+span{margin-left:18px}.practice-meta b{color:#bca1ff}.exercise-card,.result-card{border:1px solid var(--line);border-radius:12px;background:#181922;overflow:hidden}.exercise-progress{height:3px;background:#2a2935}.exercise-progress span{display:block;height:100%;background:linear-gradient(90deg,#80e3bf,#b194f8);transition:width .3s}.exercise-heading{display:flex;justify-content:space-between;padding:23px 28px 0}.kind-tag{display:inline-block;background:#292534;color:#c5b3f0;border:1px solid #4a405d;border-radius:5px;padding:5px 8px;font-size:8px}.question-count{font:10px DM Mono;color:#aaa7b7}.question-count i{font-style:normal;color:#5d5b6a;padding:0 4px}.prompt-label{text-align:center;margin:40px 20px 10px;color:#9592a2;font-size:11px}.prompt-answer{text-align:center;font:48px "Noto Serif JP";color:#f1eff8;letter-spacing:3px}.kana-hint{text-align:center;color:#a899c9;font:14px "Noto Serif JP";margin:8px 0 32px;letter-spacing:3px}.exercise-card form{max-width:470px;margin:0 auto;padding:0 20px}.exercise-card form>label{display:block;color:#9c99a9;font-size:9px;margin-bottom:8px}.input-wrap{height:48px;border:1px solid #484455;border-radius:8px;background:#13141d;display:flex;align-items:center;padding:0 12px;gap:10px;transition:border .2s}.input-wrap>span{color:#9690a9}.input-wrap input{flex:1;min-width:0;color:#eeeaf9;background:none;border:0;outline:0;font:14px DM Mono}.input-wrap input::placeholder{color:#605e6d;font:10px DM Sans}.input-wrap kbd{font:8px DM Mono;color:#777587;border:1px solid #3a3946;border-radius:4px;padding:4px}.input-wrap.is-correct{border-color:#63be9e;box-shadow:0 0 0 3px #63be9e15}.input-wrap.is-wrong{border-color:#d98086;box-shadow:0 0 0 3px #d9808615}.answer-feedback{font-size:9px;margin:8px 2px}.answer-feedback.success{color:#80dfba}.answer-feedback.error{color:#e28d92}.exercise-actions{display:flex;align-items:center;gap:8px;margin-top:15px}.hint-button{background:transparent;color:#aaa6b5;font-size:9px;padding:8px 5px}.hint-button:hover{color:#ceb9ff}.exercise-actions .primary-button{margin-left:auto}.answer-note{max-width:470px;margin:24px auto 22px;border-top:1px solid var(--line);padding:14px 20px 0;display:flex;gap:9px;color:#a99bbf;font-size:9px}.answer-note>span{color:#b49af2}.answer-note p{margin:0;color:#9693a2;line-height:1.7}.answer-note small{display:block;margin-top:4px;color:#777486}.result-card{text-align:center;padding:48px 30px}.result-badge{margin:0 auto 17px;border-radius:50%;width:50px;height:50px;display:grid;place-items:center;background:#302941;color:#c5aaff;font-size:22px}.result-card h1{font-size:24px;margin:10px 0}.result-card>p{color:#9693a2;font-size:10px}.result-stats{display:flex;justify-content:center;gap:50px;margin:34px 0}.result-stats div{display:grid;gap:6px}.result-stats b{font:20px DM Mono;color:#d7c7ff}.result-stats span{font-size:9px;color:#8e8b9a}.result-actions{display:flex;justify-content:center;gap:9px}.secondary-button{background:#24242f;border:1px solid var(--line);border-radius:7px;padding:0 14px;font-size:10px;color:#bcb9c7}.simple-page{max-width:820px;width:100%;margin:52px auto;flex:1}.simple-page h1{font-size:27px;margin:9px 0}.review-list,.settings-list{margin-top:27px;border:1px solid var(--line);border-radius:10px;background:#181922;overflow:hidden}.review-row{display:flex;justify-content:space-between;align-items:center;padding:16px 19px;border-bottom:1px solid var(--line)}.review-row>div{display:grid;justify-items:start;gap:6px}.review-row b{font-size:11px}.review-row small{font-size:9px;color:#92909e}.review-row button,.clear-button{background:#252431;color:#c4b0f0;padding:8px 10px;border-radius:6px;font-size:9px}.empty-state{min-height:230px;display:grid;place-content:center;justify-items:center;gap:9px;color:#aaa7b7}.empty-state>div{font-size:23px;color:#b397f2}.empty-state b{font-size:12px}.empty-state span{font-size:9px;color:#858393}.setting-row{min-height:69px;display:flex;align-items:center;justify-content:space-between;padding:15px 19px;border-bottom:1px solid var(--line)}.setting-row:last-child{border:0}.setting-row>div{display:grid;gap:5px}.setting-row b{font-size:10px;font-weight:600}.setting-row span{font-size:9px;color:#93909f;max-width:570px;line-height:1.6}.toggle{width:34px;height:19px;background:#393844;border-radius:20px;padding:2px;transition:.2s}.toggle i{display:block;width:15px;height:15px;border-radius:50%;background:#9996a4;transition:.2s}.toggle.on{background:#594c79}.toggle.on i{transform:translate(15px);background:#c0a8fa}.reduced-motion *,.reduced-motion *:before,.reduced-motion *:after{animation-duration:.01ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important;transition-duration:.01ms!important}@media(max-width:1190px){.main-content{padding:0 35px}.topbar{margin:0 -35px;padding:0 35px}.route-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.route-card{min-height:245px}.welcome-row{margin-top:34px}}@media(max-width:780px){.sidebar{width:64px;padding:18px 8px}.brand{padding:0;justify-content:center;margin-bottom:36px}.brand>span:last-child,.side-label,.nav-item:not(.active),.nav-item.active:not(:first-child),.side-routes,.daily-card,.profile>div,.profile-dots{display:none}.nav-item{justify-content:center;padding:0;font-size:0}.nav-item>span{font-size:18px}.nav-item.active{font-size:0}.sidebar nav{display:grid;gap:7px}.route-label{display:none}.sidebar-bottom>.nav-item{display:flex;margin-top:auto}.profile{justify-content:center;padding-top:12px}.profile .avatar{width:30px;height:30px}.main-content{margin-left:64px;padding:0 22px}.topbar{margin:0 -22px;padding:0 22px}.welcome-row{align-items:flex-start;gap:14px}.welcome-row h1{font-size:23px}.today-stat{width:166px;flex:none;padding:11px}.continue-card{padding:18px;gap:11px}.continue-art{width:90px;height:90px;font-size:42px}.continue-art i,.continue-art b{font-size:13px}.continue-copy p{max-width:220px;line-height:1.5}.lesson-progress{width:190px}.continue-card>.primary-button{position:absolute;right:15px;bottom:14px;height:31px}.continue-copy{padding-bottom:34px}.section-head{margin-top:34px}.bottom-row{grid-template-columns:1fr}.page-footer{font-size:7px}.practice-wrap{margin-top:25px}}@media(max-width:520px){.main-content{padding:0 15px}.topbar{margin:0 -15px;padding:0 15px;height:57px}.breadcrumb{font-size:9px}.streak-pill{display:none}.welcome-row{display:block;margin:29px 0 20px}.welcome-row h1{font-size:22px}.today-stat{margin-top:18px;width:100%;display:grid;grid-template-columns:1fr 1fr;align-items:center}.today-stat>strong{grid-column:1;grid-row:2}.week-dots{grid-column:2;grid-row:1/3;margin:0}.continue-card{min-height:161px;padding:13px;gap:8px}.continue-art{width:67px;height:80px;font-size:36px}.continue-art .orbit{top:7px;right:7px;bottom:7px;left:7px}.continue-art .orbit-two{top:15px;right:15px;bottom:15px;left:15px}.continue-art i{top:8px;right:4px}.continue-art b{bottom:8px;left:3px}.continue-copy h2{font-size:15px}.continue-copy p,.card-kicker{font-size:8px}.lesson-progress{width:150px;margin-top:12px}.lesson-progress>div:first-child{font-size:8px}.continue-card>.primary-button{font-size:8px;padding:0 10px;gap:7px}.section-head{align-items:start}.section-head h2{font-size:15px}.section-head p{font-size:9px}.text-button{font-size:8px;white-space:nowrap}.route-grid{grid-template-columns:1fr;gap:9px}.route-card{min-height:0;padding:14px}.unit-list{grid-template-columns:1fr 1fr}.route-card-bottom{margin-top:13px}.bottom-row{margin-top:12px}.mini-challenge{padding:10px}.page-footer{gap:10px;line-height:1.5}.page-footer span:last-child{text-align:right}.exercise-heading{padding:18px 17px 0}.prompt-label{margin-top:34px}.prompt-answer{font-size:40px}.exercise-card form{padding:0 15px}.exercise-actions{flex-wrap:wrap}.exercise-actions .primary-button{width:100%;order:3}.answer-note{padding-left:15px;padding-right:15px}.result-stats{gap:20px}.result-stats b{font-size:16px}.simple-page{margin:35px auto}.review-row{padding:13px}.review-row b{max-width:180px}.setting-row{padding:14px}.setting-row span{max-width:235px}}body{zoom:var(--ui-scale,1)}.revealed-answer{display:flex;justify-content:space-between;align-items:center;margin-top:10px;padding:10px 12px;border:1px solid #63548a;border-radius:7px;background:#272235;color:#aaa5b7;font-size:10px}.unit-check.current{border-color:#4a8c73;background:#234238;color:#88e5c3}.revealed-answer b{font:500 14px DM Mono;color:#d6c4ff}.setting-select,.theme-options button{border:1px solid var(--line);border-radius:7px;background:#24242f;color:#d7d4e0;padding:8px 11px;font:inherit;font-size:10px}.theme-options{display:flex;gap:6px}.theme-options button{color:#aaa7b7}.theme-options button.selected{background:#3c3450;color:#dfd1ff;border-color:#6d5a92}.beginner-roadmap{margin-top:18px;padding:18px 20px;border:1px solid var(--line);border-radius:10px;background:#171821;display:flex;align-items:center;justify-content:space-between;gap:24px}.beginner-roadmap h2{font-size:14px;margin:7px 0}.beginner-roadmap p{font-size:9px;color:#9693a2;margin:0;max-width:360px;line-height:1.6}.roadmap-steps{display:flex;align-items:center;gap:8px}.roadmap-step{display:grid;gap:5px;min-width:84px}.roadmap-step span{font:9px DM Mono;color:#8e79bf}.roadmap-step b{font-size:9px;max-width:115px}.roadmap-step i{display:none}html.light-theme{--line:rgba(34,32,50,.12);color:#292637;background:#f2f0f8}html.light-theme body{background:radial-gradient(ellipse at 75% -15%,rgba(144,117,207,.12),transparent 48%),#f2f0f8;color:#292637}html.light-theme .sidebar{background:#fbfaff}html.light-theme .main-content{color:#292637}html.light-theme .topbar{background:#f8f7fc}html.light-theme .breadcrumb,html.light-theme .welcome-row p,html.light-theme .section-head p,html.light-theme .simple-page>p{color:#696777}html.light-theme .breadcrumb b,html.light-theme .welcome-row h1,html.light-theme .section-head h2,html.light-theme .route-card h3,html.light-theme .continue-copy h2,html.light-theme .setting-row b{color:#292637}html.light-theme .today-stat,html.light-theme .route-card,html.light-theme .tip-card,html.light-theme .mini-challenge,html.light-theme .exercise-card,html.light-theme .result-card,html.light-theme .review-list,html.light-theme .settings-list,html.light-theme .beginner-roadmap{background:#fff;border-color:#2c26401f}html.light-theme .continue-card{background:linear-gradient(105deg,#eee9f8,#f5f1fb);border-color:#ded4ee}html.light-theme .continue-copy p,html.light-theme .route-card p,html.light-theme .unit-row,html.light-theme .tip-card p,html.light-theme .setting-row span,html.light-theme .answer-note p{color:#686575}html.light-theme .route-card-bottom>div:first-child,html.light-theme .page-footer{color:#777484}html.light-theme .input-wrap{background:#f7f6fb;border-color:#c9c5d5}html.light-theme .input-wrap input{color:#292637}html.light-theme .input-wrap input::placeholder{color:#878494}html.light-theme .prompt-answer{color:#292637}html.light-theme .prompt-label,html.light-theme .kana-hint{color:#76678f}html.light-theme .revealed-answer{background:#f1edf9;color:#575367}html.light-theme .revealed-answer b{color:#594482}html.light-theme .setting-select,html.light-theme .theme-options button,html.light-theme .secondary-button{background:#f4f2f8;color:#444151}html.light-theme .theme-options button.selected{background:#e6def5;color:#483675}html.light-theme .daily-card{background:#f1eff8}html.light-theme .nav-item,html.light-theme .side-route{color:#5d5a6d}html.light-theme .side-label,html.light-theme .brand small,html.light-theme .profile small,html.light-theme .route-arrow{color:#777486}html.light-theme .brand strong,html.light-theme .profile strong{color:#302d3b}html.light-theme .streak-pill{background:#fff;color:#635d72}html.light-theme .daily-top,html.light-theme .today-stat>strong{color:#393546}html.light-theme .week-dots i{background:#e5e0ef;color:#625581}html.light-theme .unit-row{color:#555264}html.light-theme .kind-tag{background:#eeeaf5;color:#655180;border-color:#ded7eb}html.light-theme .exercise-heading .question-count,html.light-theme .answer-note small{color:#777486}html.light-theme .practice-meta,html.light-theme .back-button{color:#625f70}html.light-theme .answer-note{border-color:#2c26401f}html.light-theme .empty-state{color:#555264}html.light-theme .review-row{border-color:#2c26401f}html.light-theme .review-row small{color:#777486}@media(max-width:780px){.beginner-roadmap{display:block}.roadmap-steps{margin-top:15px;flex-wrap:wrap}.roadmap-step{min-width:calc(50% - 8px)}}:root{--surface:#fff;--surface-soft:#f7f5fb;--text:#292637;--subtext:#6c687a;--accent-main:#7657bd}html.light-theme body{background:#f4f2f8}html.light-theme .sidebar,html.light-theme .topbar{background:#fff}html.light-theme .continue-card{box-shadow:0 12px 34px #44316814}html.light-theme .route-card,html.light-theme .tip-card,html.light-theme .mini-challenge,html.light-theme .exercise-card,html.light-theme .result-card,html.light-theme .review-list,html.light-theme .settings-list,html.light-theme .course-section,html.light-theme .reading-card,html.light-theme .learn-card{box-shadow:0 5px 20px #2a233c0b}html.light-theme .main-content{color:var(--text)}.top-actions{gap:8px}.sync-indicator{font-size:11px;color:var(--subtext);white-space:nowrap}.sync-indicator[data-state=error]{color:#b84958}.sync-indicator[data-state=synced]{color:#2e896b}.account-button,.sync-button{height:34px;padding:0 13px;border:1px solid rgba(93,76,131,.16);border-radius:8px;background:#f5f2fb;color:#514277;font-size:12px;font-weight:650;white-space:nowrap}.sync-button{background:#7657bd;color:#fff;border-color:#7657bd}.account-button:hover,.sync-button:hover{filter:brightness(.97)}.learn-card{width:min(100%,710px);margin:20px auto;padding:clamp(20px,4vw,36px);border:1px solid rgba(55,43,83,.12);border-radius:18px;background:#fff;box-shadow:0 14px 42px #2a233c12}.learn-card-top{display:flex;justify-content:space-between;align-items:center;gap:10px}.learn-word{margin:clamp(28px,7vw,54px) 0 4px;text-align:center;color:#292637;font:clamp(42px,8vw,66px)/1.25 "Yu Gothic UI",Meiryo,serif;letter-spacing:.04em;overflow-wrap:anywhere}.learn-reading{text-align:center;color:#7657bd;font-size:18px;letter-spacing:.12em}.learn-meaning{display:grid;gap:7px;margin:30px auto 0;padding:17px 18px;max-width:530px;border-radius:12px;background:#f6f3fb}.learn-meaning span{font-size:12px;color:#777184}.learn-meaning strong{font-size:17px;line-height:1.7;color:#332e42}.learn-actions{display:flex;justify-content:flex-end;gap:10px;margin:28px auto 0;max-width:530px}.learn-actions button{min-height:42px}.learn-actions .secondary-button span{margin-left:8px}.account-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:20;display:grid;place-items:center;padding:18px;background:#1c18277a;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.account-dialog{position:relative;width:min(100%,470px);padding:30px;border:1px solid rgba(52,42,78,.14);border-radius:18px;background:#fff;box-shadow:0 24px 90px #1914263d;color:#292637}.account-dialog h2{margin:9px 0 7px;font-size:25px}.account-dialog>p{margin:0;color:#706b7d;font-size:14px;line-height:1.6}.dialog-close{position:absolute;top:14px;right:16px;width:34px;height:34px;border-radius:9px;background:#f2eff7;color:#5a5369;font-size:23px}.account-current{display:flex;align-items:center;gap:10px;margin:19px 0;padding:12px 13px;border:1px solid #e4deef;border-radius:11px;background:#faf9fc}.account-current span{font-size:12px;color:#746f80}.account-current b{font:700 18px DM Mono,monospace;letter-spacing:.08em;color:#473568}.account-current button{margin-left:auto;background:transparent;color:#684eaa;font-size:12px;font-weight:700}.account-label{display:block;margin:21px 0 8px;color:#524d60;font-size:13px;font-weight:650}.account-input{width:100%;height:48px;padding:0 14px;border:1px solid #d6d0e1;border-radius:10px;background:#fff;color:#292637;font:600 18px DM Mono,monospace;letter-spacing:.12em;outline:none}.account-input:focus{border-color:#8a6ec6;box-shadow:0 0 0 3px #8a6ec622}.account-actions{display:flex;gap:9px;margin-top:12px}.account-actions>*{flex:1;min-height:43px}.account-actions .secondary-button{border-color:#ded8e8}.account-notice{margin-top:13px;color:#5c4a82;font-size:13px;line-height:1.55}.account-warning{display:block;margin-top:17px;color:#857f8f;font-size:11px;line-height:1.6}.account-logout{margin-top:17px;padding:0;background:transparent;color:#8d5260;font-size:12px}html.light-theme .account-dialog{background:#fff}.account-dialog .section-kicker{color:#8168b5}html.dark-theme .learn-card,html.dark-theme .account-dialog{background:#1b1b26;color:#eeeaf9;border-color:#383444}.dark-theme .learn-word{color:#f1edf9}.dark-theme .learn-meaning{background:#242332}.dark-theme .learn-meaning strong{color:#ded9e9}.dark-theme .account-dialog>p,.dark-theme .account-warning{color:#a7a2b1}.dark-theme .account-input{background:#14141d;color:#eeeaf9;border-color:#494456}.dark-theme .account-current{background:#242332;border-color:#403a50}.dark-theme .account-current span{color:#aaa5b5}.dark-theme .dialog-close{background:#2b2935;color:#ddd8e8}@media(max-width:780px){.sidebar{inset:auto 0 0;width:100%;height:68px;min-height:68px;padding:6px 10px calc(6px + env(safe-area-inset-bottom));flex-direction:row;align-items:center;justify-content:center;border:0;border-top:1px solid rgba(43,36,60,.12);background:#fffffff5;box-shadow:0 -5px 24px #261e3612;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.brand,.side-label,.side-routes,.daily-card,.profile{display:none!important}.sidebar nav{display:flex;justify-content:space-around;align-items:center;gap:4px;width:min(100%,510px)}.nav-item,.nav-item:not(.active),.nav-item.active:not(:first-child){display:grid;justify-items:center;align-content:center;gap:2px;width:auto;height:52px;flex:1;padding:3px 2px;font-size:10px;color:#676274}.nav-item>span{width:auto;font-size:17px;line-height:1}.nav-item.active,.nav-item.active:not(:first-child){font-size:10px;color:#684d9f;background:#f1ecfa}.nav-item i{position:absolute;margin:-24px 0 0 22px;font-size:8px}.sidebar-bottom{display:flex;align-items:center;margin:0 0 0 4px}.sidebar-bottom>.nav-item{display:grid;flex:none;width:52px;height:52px;margin:0;padding:3px 2px;font-size:10px}.sidebar-bottom>.nav-item>span{font-size:17px}.main-content{margin:0;padding:0 24px 86px}.topbar{margin:0 -24px;padding:0 24px}.page-footer{min-height:50px}.welcome-row{gap:18px}.route-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:560px){body{min-width:320px}.main-content{padding:0 15px 84px}.topbar{height:auto;min-height:60px;margin:0 -15px;padding:9px 15px;gap:8px}.breadcrumb{display:none}.top-actions{width:100%;justify-content:flex-end;gap:6px}.sync-indicator{margin-right:auto;font-size:10px}.sync-button,.account-button{height:32px;padding:0 9px;font-size:10px}.welcome-row{margin:25px 0 19px}.welcome-row h1{font-size:clamp(23px,7vw,30px);line-height:1.25}.welcome-row p{font-size:13px;line-height:1.6}.route-grid{grid-template-columns:1fr}.continue-card{min-height:190px;padding:15px;align-items:flex-start}.continue-art{width:62px;height:75px}.continue-copy{padding:0 0 36px}.continue-copy h2{font-size:16px}.continue-copy p{font-size:11px;line-height:1.5}.lesson-progress{width:min(100%,230px)}.continue-card>.primary-button{right:13px;bottom:12px;height:34px;font-size:11px}.section-head{gap:10px}.section-head p{font-size:12px;line-height:1.5}.route-card{min-height:0}.unit-list,.bottom-row{grid-template-columns:1fr}.practice-wrap{margin:20px auto}.practice-top{align-items:flex-start;gap:12px}.practice-meta{max-width:68%;text-align:right;line-height:1.5}.practice-meta span{display:block}.practice-meta span+span{margin:4px 0 0}.study-banner{padding:12px}.learn-card{margin:12px auto;padding:20px 16px;border-radius:15px}.learn-word{margin:32px 0 4px;font-size:clamp(38px,13vw,58px)}.learn-reading{font-size:16px}.learn-meaning{margin-top:24px;padding:14px}.learn-meaning strong{font-size:16px}.learn-actions{flex-direction:column-reverse}.learn-actions button{width:100%}.prompt-label{margin:30px 14px 10px}.prompt-answer{font-size:clamp(34px,12vw,48px);overflow-wrap:anywhere}.exercise-actions .primary-button{order:0}.result-card{padding:34px 17px}.result-stats{gap:14px}.result-stats b{font-size:16px}.account-dialog{padding:25px 20px}.account-dialog h2{font-size:22px}.account-actions{flex-direction:column}.account-current{flex-wrap:wrap}.account-current button{width:100%;margin:2px 0 0;text-align:left}.page-footer{font-size:9px;flex-wrap:wrap;padding:12px 0}.page-footer span:last-child{text-align:left!important}.setting-row{align-items:flex-start;gap:14px}.settings-list{margin-top:20px}}.kana-mobile-page{position:fixed;top:0;right:0;bottom:0;left:0;z-index:40;display:flex;height:100dvh;flex-direction:column;overflow:hidden;padding:calc(8px + env(safe-area-inset-top)) 16px calc(12px + env(safe-area-inset-bottom));background:var(--app-bg);color:var(--ink)}.kana-mobile-header{display:flex;flex:none;align-items:center;min-height:44px;margin:0 0 6px}.kana-mobile-header button{display:grid;place-items:center;width:42px;height:42px;border:1px solid var(--line);border-radius:13px;background:var(--surface);color:var(--ink);box-shadow:var(--shadow-soft);font-size:25px;line-height:1}.kana-mobile-page .kana-chart-current{flex:none}.kana-mobile-page .kana-chart-card{min-height:0;flex:1;margin:0;padding:16px 13px;overflow-y:auto;overscroll-behavior:contain;border-color:var(--line);background:var(--surface);box-shadow:var(--shadow-soft)}@media(min-width:781px)and (max-width:1050px){.sidebar{width:220px}.main-content{margin-left:220px;padding:0 28px}.topbar{margin:0 -28px;padding:0 28px}.route-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.today-stat{width:190px}.top-actions{gap:6px}.sync-indicator{display:none}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important}}:root{font-family:system-ui,Microsoft YaHei,Yu Gothic UI,Meiryo,sans-serif}body{font-family:system-ui,Microsoft YaHei,Yu Gothic UI,Meiryo,sans-serif}.app-shell{animation:app-enter .42s ease both}.route-card,.continue-card,.exercise-card,.result-card,.course-unit,.data-note,.library-summary>div{animation:card-enter .42s cubic-bezier(.2,.75,.25,1) both}.route-card:nth-child(2){animation-delay:.04s}.route-card:nth-child(3){animation-delay:.08s}.route-card:nth-child(4){animation-delay:.12s}.route-glow{animation:glow-drift 8s ease-in-out infinite alternate}.pulse-dot{animation:pulse 2s ease-in-out infinite}.progress-track span,.daily-bar span{transition:width .5s cubic-bezier(.2,.75,.25,1)}.input-wrap.is-correct{animation:answer-pop .32s ease}.input-wrap.is-wrong{animation:answer-shake .28s ease}.loading-screen{min-height:100vh;display:grid;align-content:center;justify-items:center;gap:15px;padding:28px;text-align:center;background:radial-gradient(ellipse at 50% 35%,#302440,#10111a 60%);color:#eeeaf9}.loading-screen h1{font-size:clamp(22px,4vw,34px);margin:0}.loading-screen p{max-width:600px;color:#aaa6b7;font-size:15px;line-height:1.7;margin:0}.loading-orbit{width:92px;height:92px;border:1px solid #a88afa77;border-radius:50%;display:grid;place-items:center;font:42px serif;color:#c5b0ff;box-shadow:0 0 45px #a88afa22;animation:orbit-pulse 2s ease-in-out infinite}.loading-bar{width:min(260px,75vw);height:4px;border-radius:9px;background:linear-gradient(90deg,#79dfbb,#b194f8,#79dfbb);background-size:200% 100%;animation:loading 1.5s linear infinite}.library-page{max-width:1040px}.library-page>h1{font-size:clamp(28px,3vw,38px)}.library-page>p{font-size:14px;line-height:1.6}.library-summary{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:10px;margin-top:24px}.library-summary>div{background:#181922;border:1px solid var(--line);border-radius:10px;padding:17px 12px;display:grid;gap:7px}.library-summary b{font:600 23px DM Mono,monospace;color:#c2aaff}.library-summary span{font-size:12px;color:#aaa7b6}.library-filters{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:23px 0}.level-tabs{display:flex;gap:5px;flex-wrap:wrap}.level-tabs button,.quick-practice>div:first-of-type button{border:1px solid var(--line);background:#1b1b28;color:#aaa7b6;border-radius:7px;padding:9px 14px;font-size:13px;transition:.2s}.level-tabs button.selected,.level-tabs button:hover,.quick-practice>div:first-of-type button:hover{background:#392f50;color:#d3c2ff;border-color:#655383}.course-section{border:1px solid var(--line);border-radius:12px;background:#181922;margin:15px 0 20px;padding:19px}.course-section-head{display:flex;justify-content:space-between;align-items:center;gap:15px;padding-bottom:15px;border-bottom:1px solid var(--line)}.course-section-head>div{display:flex;align-items:center;gap:12px}.course-section-head h2{font-size:18px;margin:0 0 5px}.course-section-head p{font-size:12px;color:#9996a5;margin:0;line-height:1.5}.course-units{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px;margin-top:14px}.course-unit{display:flex;align-items:flex-start;gap:11px;background:#1d1e28;border:1px solid var(--line);border-radius:9px;padding:13px;min-width:0}.unit-number{flex:none;width:28px;height:28px;border-radius:8px;display:grid;place-items:center;background:#312a40;color:#c2aaff;font:11px DM Mono,monospace}.course-unit-info{flex:1;min-width:0}.course-unit h3{font-size:13px;margin:1px 0 5px}.course-unit p{font-size:11px;color:#9d9aa9;line-height:1.5;margin:0}.course-unit-info>span{display:inline-block;margin-top:7px;color:#8f80b1;font-size:10px}.course-unit>button{flex:none;align-self:center;background:transparent;color:#bda5f5;font-size:11px;white-space:nowrap}.data-note{background:#1c1b26;border:1px solid var(--line);border-left:3px solid #a88afa;border-radius:8px;padding:15px 17px;margin:22px 0;color:#aaa7b6;font-size:12px;line-height:1.7}.data-note>b{color:#e4dafa;font-size:13px}.data-note p{margin:7px 0 0}.data-note a{color:#c2aaff}.reading-card{border:1px solid var(--line);border-radius:12px;background:#181922;padding:18px;margin:13px 0;animation:card-enter .4s ease both}.reading-heading{display:flex;align-items:center;justify-content:space-between;gap:15px}.reading-heading>div{display:flex;align-items:center;gap:11px}.reading-heading h2{font-size:16px;margin:0 0 4px}.reading-heading small{font-size:11px;color:#9996a5}.reading-heading>button{background:#2a2636;color:#c5aff8;border:1px solid var(--line);border-radius:7px;padding:9px 12px;font-size:11px;white-space:nowrap}.reading-lines{display:grid;gap:0;margin-top:13px;border-top:1px solid var(--line)}.reading-line{padding:11px 5px;border-bottom:1px solid var(--line)}.reading-line:last-child{border:0}.reading-line p{font:16px/1.8 Yu Gothic UI,Meiryo,serif;color:#f1edf9;margin:0}.reading-line small{font-size:12px;line-height:1.6;color:#a9a5b4}.quick-practice{margin:22px 0}.quick-practice h2{font-size:18px}.quick-practice>div:first-of-type{display:flex;gap:8px;flex-wrap:wrap}.browse-results{margin-top:12px;border:1px solid var(--line);border-radius:9px;overflow:hidden;background:#181922}.browse-row{display:grid;grid-template-columns:52px 90px minmax(0,1fr) 54px;align-items:center;gap:10px;width:100%;padding:10px 13px;border-bottom:1px solid var(--line);background:transparent;text-align:left}.browse-row:hover{background:#232230}.browse-row:last-child{border:0}.browse-row>span,.browse-row>i{font-size:10px;color:#918d9f;font-style:normal}.browse-row>b{font:17px Yu Gothic UI,Meiryo,serif;color:#eeeaf9}.browse-row>small{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#aaa7b6;font-size:12px}.practice-meta{font-size:12px}.prompt-label{font-size:15px;line-height:1.65}.prompt-answer{min-height:58px}.prompt-answer.concealed{color:#8c8797;font:500 20px system-ui,sans-serif;letter-spacing:0}.kana-hint{font-size:15px}.exercise-card form>label{font-size:12px}.input-wrap input{font-size:18px}.answer-feedback,.hint-button,.answer-note,.answer-note p{font-size:12px}.kind-tag,.question-count{font-size:11px}.page-footer{font-size:10px}.setting-row{min-height:76px}.setting-row b{font-size:13px}.setting-row span,.setting-select,.theme-options button,.clear-button{font-size:12px}html.light-theme .library-summary>div,html.light-theme .course-section,html.light-theme .course-unit,html.light-theme .browse-results{background:#fff;color:#302d3b}html.light-theme .library-summary span,html.light-theme .course-section-head p,html.light-theme .course-unit p,html.light-theme .browse-row>small{color:#716d7c}html.light-theme .level-tabs button,html.light-theme .quick-practice>div:first-of-type button{background:#f3f1f7;color:#625d70}html.light-theme .level-tabs button.selected,html.light-theme .level-tabs button:hover{background:#e8e1f4;color:#514078}html.light-theme .course-unit{background:#fbfaff}html.light-theme .browse-row:hover{background:#f4f1f8}html.light-theme .browse-row>b{color:#302d3b}html.light-theme .data-note{background:#f4f1fa;color:#625e6e}html.light-theme .data-note>b{color:#45386a}html.light-theme .prompt-answer.concealed{color:#737080}html.light-theme .reading-card{background:#fff}html.light-theme .reading-heading small{color:#716d7c}html.light-theme .reading-heading>button{background:#f1edf8;color:#514078}html.light-theme .reading-line p{color:#302d3b}html.light-theme .reading-line small{color:#716d7c}@keyframes app-enter{0%{opacity:0}to{opacity:1}}@keyframes card-enter{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{50%{box-shadow:0 0 14px #7fe4bf;transform:scale(1.2)}}@keyframes glow-drift{to{transform:translate(-14px,8px);opacity:.14}}@keyframes answer-pop{50%{transform:scale(1.012)}}@keyframes answer-shake{25%{transform:translate(-4px)}75%{transform:translate(4px)}}@keyframes orbit-pulse{50%{transform:rotate(12deg) scale(1.04);box-shadow:0 0 60px #a88afa3b}}@keyframes loading{to{background-position:-200% 0}}@media(max-width:800px){.library-summary{grid-template-columns:repeat(3,minmax(0,1fr))}.course-units{grid-template-columns:1fr}}@media(max-width:520px){.library-summary{grid-template-columns:repeat(2,minmax(0,1fr))}.library-summary>div{padding:13px 10px}.library-summary b{font-size:19px}.course-section{padding:13px}.course-section-head{align-items:flex-start;flex-direction:column}.course-unit{padding:11px}.browse-row{grid-template-columns:35px 55px minmax(0,1fr) 42px;gap:7px;padding:10px 9px}.browse-row>small{font-size:10px}.browse-row>b{font-size:15px}.practice-meta{font-size:10px}.loading-screen p{font-size:13px}.reading-heading{align-items:flex-start;flex-direction:column}.reading-line p{font-size:14px}}.route-card{animation:card-enter .48s cubic-bezier(.2,.7,.25,1) both;transition:transform .25s,border-color .25s,box-shadow .25s}.route-card:nth-child(2){animation-delay:.07s}.route-card:nth-child(3){animation-delay:.14s}.route-card:nth-child(4){animation-delay:.21s}.route-card:hover{transform:translateY(-4px);border-color:color-mix(in srgb,var(--accent) 38%,transparent);box-shadow:0 12px 34px #0002}.route-locked{filter:saturate(.68)}.route-locked:hover{filter:saturate(.9)}.route-actions{display:flex;align-items:center;justify-content:space-between;gap:8px}.route-restart{margin-top:10px;padding:0;background:transparent;color:#a9a4b8;font-size:9px}.unlock-action{color:#f0c77d}.course-section{animation:card-enter .4s ease both;transition:border-color .2s,transform .2s}.course-section:hover{border-color:#a88afa35}.course-route-actions{display:flex;align-items:center;gap:8px;flex:none}.course-route-actions .secondary-button{height:37px}.course-locked .course-unit{opacity:.68}.course-unit{transition:transform .2s,border-color .2s,background .2s}.course-unit:hover{transform:translateY(-2px);border-color:#a88afa55}.course-unit>button:disabled{cursor:not-allowed;color:#797687}.unit-number-passed{background:#234238;color:#88e5c3}.unit-passed{border-color:#4a8c7330}.unit-progress-line{display:flex;flex-wrap:wrap;gap:8px 16px;margin:8px 0 7px;color:#a59db8;font-size:10px}.unit-progress-line span:last-child{color:#8fe1bf}.stage-progress-label{display:flex;justify-content:space-between;gap:18px;margin:9px 0 5px;color:#9c98a8;font-size:10px}.stage-progress-label b{color:#bea8f5}.course-section-head .progress-track{height:4px;max-width:280px;margin-top:5px}.study-banner{display:grid;grid-template-columns:auto 1fr;align-items:center;gap:4px 13px;margin:0 0 15px;padding:13px 16px;border:1px solid #45736255;border-radius:10px;background:linear-gradient(110deg,#1c2a28,#211e2b);animation:card-enter .35s ease both}.study-banner>span{grid-row:span 2;color:#8ee2c1;font-size:12px;font-weight:700}.study-banner>b{font-size:13px;color:#e5e0ef}.study-banner>small{font-size:11px;color:#aaa6b5;line-height:1.55}.exam-banner{border-color:#8f75bd66;background:linear-gradient(110deg,#2b2639,#23202e)}.exam-banner>span{color:#c0a4ff}.exercise-card{animation:card-enter .36s cubic-bezier(.2,.7,.25,1) both}.result-card{animation:result-arrive .5s cubic-bezier(.18,.8,.25,1) both}.exam-result{text-align:center}.exam-result>p{max-width:570px;margin:0 auto 17px;color:#aaa7b5;line-height:1.7}.exam-score{width:138px;height:138px;margin:21px auto;display:grid;place-content:center;position:relative;border-radius:50%;background:radial-gradient(circle,#352c49 0,#201d2b 70%);border:1px solid #8f75bd66;box-shadow:0 0 42px #a88afa22;animation:score-breathe 2.5s ease-in-out infinite}.exam-score strong{font:700 48px DM Mono;color:#cfbaff;line-height:1}.exam-score>span{position:absolute;right:21px;top:30px;color:#bba4f3;font-size:12px}.exam-score small{margin-top:8px;color:#aaa5b7;font-size:10px}.exam-passed .exam-score{border-color:#5fba91aa;box-shadow:0 0 44px #6bdfa22b}.exam-passed .exam-score strong{color:#8fe3bf}.lesson-result .result-badge{animation:badge-pop .55s cubic-bezier(.2,.8,.2,1) both}.course-section .progress-track span,.route-card .progress-track span{transition:width .7s cubic-bezier(.2,.7,.2,1)}html.light-theme .study-banner{background:linear-gradient(110deg,#edf7f1,#f4f0fb);border-color:#b9d8c9}html.light-theme .study-banner>b{color:#302d3b}html.light-theme .study-banner>small{color:#716d7c}html.light-theme .exam-banner{background:linear-gradient(110deg,#f2eefb,#f7f4fc);border-color:#d2c3ed}html.light-theme .exam-score{background:radial-gradient(circle,#eee6fb,#faf9fc 72%)}html.light-theme .exam-score small{color:#716d7c}html.light-theme .course-section-head .secondary-button{background:#f3f0f7;color:#625d70}@keyframes result-arrive{0%{opacity:0;transform:translateY(18px) scale(.985)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes score-breathe{50%{transform:scale(1.035);box-shadow:0 0 56px #a88afa3b}}@keyframes badge-pop{0%{transform:scale(.6) rotate(-18deg);opacity:0}75%{transform:scale(1.12) rotate(5deg)}to{transform:scale(1);opacity:1}}@media(max-width:650px){.course-route-actions{width:100%;flex-wrap:wrap}.course-route-actions>*{flex:1}.study-banner{grid-template-columns:1fr}.study-banner>span{grid-row:auto}.unit-progress-line{font-size:9px}.route-actions{flex-wrap:wrap}.route-restart{margin-left:auto}}.account-notice{overflow-wrap:anywhere}@media(max-width:780px){html.dark-theme .sidebar{background:#161620f7;border-top-color:#ffffff1a;box-shadow:0 -5px 24px #00000047}html.dark-theme .sidebar .nav-item{color:#c3bfce}html.dark-theme .sidebar .nav-item.active,html.dark-theme .sidebar .nav-item.active:not(:first-child){color:#e0d2ff;background:#332b45}html.dark-theme .sidebar .nav-item>span{color:#c3bfce}html.dark-theme .sidebar .nav-item.active>span{color:#d2bbff}}.back-button{display:inline-flex;align-items:center;gap:9px;min-height:40px;padding:0 14px;border:1px solid rgba(160,137,206,.28);border-radius:9px;background:#242132;color:#e4dcf3;font-size:12px;font-weight:650;transition:background .2s,border-color .2s}.back-button:hover{background:#332b45;border-color:#9275c8}.back-button>span{font-size:21px;line-height:1;color:#c8aaff}html.light-theme .back-button{background:#f2eef8;border-color:#d6cbe8;color:#493a66}html.light-theme .back-button:hover{background:#e8e0f4;border-color:#bba9d8}.learn-typing{max-width:530px;margin:24px auto 0}.learn-typing>label{display:block;margin-bottom:8px;color:#777184;font-size:12px}.learn-typing .input-wrap{background:#f8f7fb}.learn-typing .learn-actions{margin-top:14px}.dark-theme .learn-typing>label{color:#aaa5b5}.dark-theme .learn-typing .input-wrap{background:#14141d}.prompt-label,.prompt-answer,.answer-note p,.reading-line p{white-space:pre-wrap;overflow-wrap:anywhere;word-break:break-word}.browse-row>small{white-space:normal;overflow-wrap:anywhere;word-break:break-word}.learn-answer-reference{display:grid;gap:4px}.learn-answer-reference b{font-weight:700}.kana-chart-card{margin:32px 0;padding:clamp(16px,3vw,26px);border:1px solid rgba(44,38,64,.11);border-radius:18px;background:#fff;box-shadow:0 8px 28px #2a233c0d}.kana-chart-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:19px}.kana-chart-heading h2{margin:5px 0;font-size:23px;color:#302d3b}.kana-chart-heading p{margin:0;color:#777385;font-size:13px;line-height:1.5}.kana-chart-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));align-items:start;gap:16px}.kana-chart-section{min-width:0;padding:15px;border:1px solid rgba(44,38,64,.1);border-radius:13px;background:#faf9fc}.kana-chart-section:first-child{grid-column:1/-1}.kana-chart-section h3{margin:0 0 10px;color:#59447d;font-size:14px}.kana-table-wrap{width:100%;overflow-x:auto}.kana-table{width:100%;border-collapse:collapse;table-layout:fixed;text-align:center}.kana-table th,.kana-table td{height:49px;padding:4px 2px;border:1px solid rgba(44,38,64,.08)}.kana-table thead th{height:30px;background:#f0edf5;color:#716b80;font-size:10px;font-weight:650}.kana-table tbody th{width:48px;background:#f4f1f8;color:#766e84;font-size:10px;font-weight:600}.kana-pair{display:flex;justify-content:center;gap:4px;color:#393448;font:500 17px/1.15 Yu Gothic UI,Meiryo,sans-serif}.kana-pair b{font-weight:500}.kana-table td small{display:block;margin-top:3px;color:#867e91;font:9px DM Mono,monospace}.kana-chart-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:30;display:grid;place-items:center;padding:16px;background:#17142094;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.kana-chart-dialog{position:relative;width:min(100%,1050px);max-height:min(90dvh,900px);overflow:auto;padding:clamp(16px,3vw,26px);border:1px solid rgba(52,42,78,.14);border-radius:18px;background:#fff;box-shadow:0 24px 90px #1914264d}.kana-chart-dialog .kana-chart-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.kana-chart-dialog .kana-chart-section:first-child{grid-column:1/-1}.practice-controls{display:flex;align-items:center;gap:9px}.kana-open-button{display:inline-flex;align-items:center;gap:7px;min-height:40px;padding:0 13px;border:1px solid #ddd5ea;border-radius:9px;background:#fff;color:#574277;font-size:12px;font-weight:650}.kana-open-button>span{font-size:17px;color:#7356aa}.pitch-accent{width:min(100%,530px);margin:14px auto 0;padding:11px 14px;border:1px solid #e7e1ef;border-radius:11px;background:#fbfaff;text-align:left}.pitch-title,.pitch-accent.unavailable>span{display:block;margin-bottom:7px;color:#766c89;font-size:10px;font-weight:650}.pitch-accent.unavailable{display:flex;align-items:center;justify-content:space-between;gap:10px}.pitch-accent.unavailable>span{margin:0}.pitch-accent.unavailable>b{color:#8d8798;font-size:11px;font-weight:500}.pitch-patterns{display:flex;flex-wrap:wrap;gap:9px}.pitch-pattern{min-width:88px;padding:5px 8px;border:1px solid #eee9f4;border-radius:8px;background:#fff;color:#7459a7}.pitch-pattern svg{display:block;width:100%;height:32px;overflow:visible}.pitch-pattern>div{display:flex;gap:0}.pitch-pattern>div span{min-width:20px;color:#3e394a;font-size:12px;text-align:center}.pitch-pattern>div span[data-pitch=high]{border-top:2px solid #8064b5}.pitch-pattern>div span[data-pitch=low]{border-top:2px solid #c6bfd1}.pitch-pattern small{display:block;margin-top:4px;color:#766c89;font-size:9px}html.dark-theme .kana-chart-card,html.dark-theme .kana-chart-dialog{background:#1b1b26;color:#eeeaf9;border-color:#383444;box-shadow:none}html.dark-theme .kana-chart-heading h2{color:#eeeaf9}html.dark-theme .kana-chart-heading p{color:#aaa5b5}html.dark-theme .kana-chart-section{background:#22212d;border-color:#383444}html.dark-theme .kana-chart-section h3{color:#d2bbff}html.dark-theme .kana-table th,html.dark-theme .kana-table td{border-color:#3a3746}html.dark-theme .kana-table thead th,html.dark-theme .kana-table tbody th{background:#2a2835;color:#b6b0c1}html.dark-theme .kana-table td{background:#1b1b26}html.dark-theme .kana-pair{color:#f0ebf8}html.dark-theme .kana-table td small{color:#aaa5b5}html.dark-theme .kana-open-button{background:#242332;color:#ded5ee;border-color:#454052}html.dark-theme .kana-open-button>span{color:#d2bbff}html.dark-theme .pitch-accent{background:#22212d;border-color:#403a50}html.dark-theme .pitch-title,html.dark-theme .pitch-accent.unavailable>span,html.dark-theme .pitch-pattern small{color:#b9afcb}html.dark-theme .pitch-accent.unavailable>b{color:#aaa5b5}html.dark-theme .pitch-pattern{background:#292735;border-color:#403a50;color:#d2bbff}html.dark-theme .pitch-pattern>div span{color:#eeeaf9}html.dark-theme .pitch-pattern>div span[data-pitch=high]{border-color:#bea4ef}html.dark-theme .pitch-pattern>div span[data-pitch=low]{border-color:#716a7e}@media(max-width:760px){.kana-chart-grid,.kana-chart-dialog .kana-chart-grid{grid-template-columns:1fr}.kana-chart-section:first-child,.kana-chart-dialog .kana-chart-section:first-child{grid-column:auto}}@media(max-width:520px){.kana-chart-card{margin:22px 0;padding:13px;border-radius:14px}.kana-chart-heading{align-items:flex-start}.kana-chart-heading h2{font-size:20px}.kana-chart-heading p{font-size:11px}.kana-chart-section{padding:9px}.kana-chart-section h3{font-size:12px}.kana-table th,.kana-table td{height:43px;padding:3px 1px}.kana-table tbody th{width:39px;font-size:9px}.kana-pair{gap:2px;font-size:15px}.kana-table td small{font-size:8px}.kana-chart-overlay{padding:8px}.kana-chart-dialog{max-height:94dvh;padding:13px;border-radius:14px}.practice-controls{gap:6px}.practice-controls .back-button,.kana-open-button{min-height:36px;padding:0 9px;font-size:11px}.pitch-accent{padding:9px 11px}.pitch-pattern{min-width:78px;padding:4px 6px}}@media(max-width:780px){.sidebar{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));justify-content:stretch;gap:0;padding-right:0;padding-left:0}.sidebar nav,.sidebar-bottom{display:contents}.sidebar .nav-item,.sidebar-bottom>.nav-item{width:100%;min-width:0;flex:none;margin:0}.is-practice-view .sidebar,.is-practice-view .topbar,.is-practice-view .page-footer{display:none!important}.is-practice-view .main-content{min-height:100dvh;padding:env(safe-area-inset-top) 14px calc(208px + env(safe-area-inset-bottom));margin:0}.is-practice-view .practice-wrap{margin:0 auto;max-width:600px}.mobile-practice .practice-top{margin:0 0 10px;padding:8px 0}.mobile-practice .practice-meta,.mobile-practice .study-banner,.mobile-practice .answer-note{display:none!important}.mobile-practice .practice-top{justify-content:flex-start}.mobile-practice .practice-controls .back-button{min-height:34px;padding:0 10px}.mobile-practice .learn-card,.mobile-practice .exercise-card{margin:8px auto 20px;padding:15px 13px;border-radius:17px}.mobile-practice .learn-word{margin:17px 0 2px;font-size:clamp(38px,12vw,56px)}.mobile-practice .learn-meaning{margin-top:12px;padding:10px 12px}.mobile-practice .learn-typing{margin-top:14px}.mobile-practice .learn-typing>label,.mobile-practice form>label{display:block;margin:0 0 7px;color:#777184;font-size:12px}.mobile-practice .input-wrap input{caret-color:transparent}.mobile-practice .exercise-actions .hint-button,.mobile-practice .learn-actions .secondary-button,.mobile-practice .exercise-actions .primary-button,.mobile-practice .learn-actions .primary-button{display:none}.virtual-keyboard{position:fixed;z-index:20;inset:auto 0 0;padding:9px 6px calc(9px + env(safe-area-inset-bottom));border-top:1px solid #ddd7e8;background:#f6f4fafa;box-shadow:0 -6px 22px #2a233c1f;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.virtual-key-grid{display:grid;gap:6px;width:min(100%,560px);margin:auto}.virtual-key-row{display:flex;justify-content:center;gap:4px;width:100%;min-width:0}.virtual-key-grid button{flex:1 1 0;width:0;min-width:0;height:42px;padding:0;border:1px solid #ddd8e7;border-radius:7px;background:#fff;color:#383344;font:600 16px/1 DM Mono,monospace;box-shadow:0 1px 1px #281e3c0d;touch-action:manipulation}.virtual-key-row-middle{padding:0 4%}.virtual-key-row-bottom{padding:0 1%}.virtual-key-row .virtual-backspace{flex:1.35 1 0;width:0;min-width:0;height:42px;border:1px solid #d5d0e1;border-radius:7px;background:#e5e2eb;color:#494557;font:600 20px/1 system-ui,sans-serif;touch-action:manipulation}.virtual-key-bottom{display:flex;justify-content:flex-end;width:min(100%,560px);margin:6px auto 0}.virtual-key-bottom .virtual-submit{width:42%;min-width:130px;height:40px;padding:0 8px;border:1px solid #674a9d;border-radius:7px;background:#674a9d;color:#fff;font:600 12px/1.1 system-ui,sans-serif;white-space:normal;touch-action:manipulation}html.dark-theme .virtual-key-grid button{border-color:#454052;background:#302e3b;color:#eeeaf9}html.dark-theme .virtual-key-row .virtual-backspace{border-color:#454052;background:#393746;color:#eeeaf9}html.dark-theme .virtual-key-bottom .virtual-submit{border-color:#8064b5;background:#8064b5;color:#fff}html.dark-theme .virtual-keyboard{border-color:#383444;background:#191822fa;box-shadow:0 -6px 22px #00000059}html.dark-theme .virtual-key-grid button,html.dark-theme .virtual-key-actions button{border-color:#454052;background:#302e3b;color:#eeeaf9}html.dark-theme .virtual-key-actions .virtual-submit{border-color:#8064b5;background:#8064b5;color:#fff}}.pitch-accent{width:min(100%,360px);margin:8px auto 0;padding:6px 2px;border:0;border-top:1px solid #e9e5ef;border-radius:0;background:transparent}.pitch-title,.pitch-accent.unavailable>span{margin-bottom:4px;color:#9690a1;font-size:9px;font-weight:500}.pitch-patterns{gap:9px}.pitch-pattern{min-width:0;padding:0;border:0;background:transparent;color:#9a88b8}.pitch-pattern svg{height:20px;overflow:hidden}.pitch-pattern>div span{min-width:16px;color:#777181;font-size:9px}.pitch-pattern>div span[data-pitch=high],.pitch-pattern>div span[data-pitch=low]{border:0}.pitch-pattern small{margin-top:2px;color:#928a9d;font-size:8px}html.dark-theme .pitch-accent{border-color:#393543}html.dark-theme .pitch-title,html.dark-theme .pitch-accent.unavailable>span{color:#9993a4}html.dark-theme .pitch-pattern{background:transparent;color:#9e8cba}html.dark-theme .pitch-pattern>div span{color:#aaa5b5}html.dark-theme .pitch-pattern small{color:#938b9e}.learn-reading{position:relative;display:table;margin:0 auto;padding-top:7px}.learn-reading .pitch-accent-inline{position:absolute;top:0;left:50%;transform:translate(-50%);display:block;height:7px;white-space:nowrap;line-height:1}.pitch-accent-variant{position:relative;display:inline-block;height:7px;margin:0 1px;vertical-align:top}.pitch-accent-variant svg{display:block;height:7px;overflow:visible}.pitch-accent-variant sup{position:absolute;top:-4px;right:-5px;color:#111;font:600 6px/1 DM Mono,monospace}.pitch-accent-missing{color:#777181;font-size:7px}.kana-hint .pitch-accent-inline{position:static;display:inline-block;margin-left:7px;transform:none;vertical-align:middle}.kana-hint .pitch-accent-variant sup{top:-2px}@media(max-width:520px){.pitch-accent{padding:5px 2px}.pitch-patterns{gap:7px}.pitch-pattern svg{height:18px}}.library-page{width:min(100% - 40px,1120px);max-width:1120px;margin:34px auto 56px}.library-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:22px}.library-heading h1{margin:7px 0 5px;font-size:clamp(28px,4vw,38px);letter-spacing:-.04em}.library-heading p{margin:0;color:#777385;font-size:14px;line-height:1.65}.library-total{flex:none;padding:9px 13px;border:1px solid #ded7eb;border-radius:999px;background:#fff;color:#5d4b7c;font-size:12px;font-weight:650}.library-summary{gap:12px;margin:0 0 22px}.library-summary>div{min-height:96px;padding:17px;border-color:#2c26401a;border-radius:14px;background:#fff;box-shadow:0 5px 20px #2a233c0a}.library-summary b{font-size:25px;color:#674a9d}.library-summary span{font-size:12px;color:#716d7c;line-height:1.4}.library-filter-panel{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:0 0 30px;padding:17px 19px;border:1px solid rgba(44,38,64,.11);border-radius:15px;background:linear-gradient(115deg,#fff,#f8f5fc)}.library-filter-copy{display:grid;gap:4px}.library-filter-copy b{font-size:14px;color:#302d3b}.library-filter-copy span{font-size:12px;color:#777385}.level-tabs{gap:7px}.level-tabs button{min-width:58px;border-radius:9px;background:#f0edf5;color:#655f73;font-weight:650}.level-tabs button.selected,.level-tabs button:hover{background:#684d9f;color:#fff;border-color:#684d9f}.library-section-heading{display:flex;align-items:center;gap:13px;margin:32px 0 15px}.library-section-heading>span{display:grid;place-items:center;width:38px;height:38px;flex:none;border-radius:11px;background:#eee8f7;color:#674a9d;font:700 12px DM Mono,monospace}.library-section-heading h2{margin:0;color:#302d3b;font-size:19px;letter-spacing:-.02em}.library-section-heading p{margin:4px 0 0;color:#777385;font-size:12px}.course-section,.reading-card{margin:0 0 14px;padding:20px;border-radius:16px}.course-section{background:#fff;border-color:#2c26401c}.course-section-head{gap:16px}.course-section-head h3{font-size:16px}.course-section-head p{font-size:12px;line-height:1.55}.course-units{gap:12px;margin-top:17px}.course-unit{padding:15px;border-radius:12px;background:#faf9fc;border-color:#2c26401a}.course-unit p{line-height:1.55}.course-unit>button{min-height:36px;padding:0 12px;border-radius:8px;background:#684d9f;color:#fff;font-size:12px;font-weight:650}.reading-card{background:#fff;border-color:#2c26401c}.data-note{margin:20px 0;padding:14px 17px;border-radius:12px;background:#f7f4fb;color:#625e6e}.data-note summary{cursor:pointer;color:#514078;font-size:13px;font-weight:650}.quick-practice{margin:30px 0 0;padding:22px;border:1px solid rgba(44,38,64,.11);border-radius:16px;background:#fff;box-shadow:0 5px 20px #2a233c0a}.quick-practice h2{margin:0 0 5px;color:#302d3b;font-size:18px}.quick-practice>p{margin:0;color:#777385;font-size:12px}.quick-practice>div:first-of-type{margin-top:16px;gap:9px}.quick-practice>div:first-of-type button{border-radius:9px;background:#f0edf5;color:#5c536d;font-weight:600}html.dark-theme .library-heading p,html.dark-theme .library-filter-copy span,html.dark-theme .library-section-heading p,html.dark-theme .quick-practice>p{color:#aaa5b5}html.dark-theme .library-total,html.dark-theme .library-filter-panel,html.dark-theme .library-summary>div,html.dark-theme .course-section,html.dark-theme .course-unit,html.dark-theme .reading-card,html.dark-theme .quick-practice{background:#1b1b26;color:#eeeaf9;border-color:#383444;box-shadow:none}html.dark-theme .library-summary b{color:#c5aaff}html.dark-theme .library-summary span,html.dark-theme .course-section-head p,html.dark-theme .course-unit p{color:#aaa5b5}html.dark-theme .library-filter-copy b,html.dark-theme .library-section-heading h2,html.dark-theme .quick-practice h2{color:#eeeaf9}html.dark-theme .library-section-heading>span{background:#30283f;color:#d2bbff}html.dark-theme .level-tabs button,html.dark-theme .quick-practice>div:first-of-type button{background:#292735;color:#c5c0cf;border-color:#403a50}html.dark-theme .level-tabs button.selected,html.dark-theme .level-tabs button:hover{background:#7055a8;color:#fff;border-color:#8064ba}html.dark-theme .course-unit{background:#22212d}html.dark-theme .course-unit>button{background:#7657bd;color:#fff}html.dark-theme .data-note{background:#22212d;color:#c3bfcd}html.dark-theme .data-note summary{color:#d2bbff}@media(max-width:800px){.library-page{width:min(100% - 32px,720px)}.library-filter-panel{align-items:flex-start;flex-direction:column;gap:13px}.level-tabs{width:100%;justify-content:flex-start}}@media(max-width:520px){.library-page{width:calc(100% - 24px);margin:22px auto 38px}.library-heading{align-items:flex-start;flex-direction:column;gap:13px}.library-heading h1{font-size:29px}.library-heading p{font-size:13px}.library-total{padding:7px 11px}.library-summary{gap:8px}.library-summary>div{min-height:78px;padding:12px 10px;gap:4px}.library-summary b{font-size:21px}.library-summary span{font-size:11px}.library-filter-panel{padding:14px;border-radius:13px}.level-tabs{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:5px}.level-tabs button{min-width:0;padding:9px 3px;font-size:12px}.library-section-heading{margin:25px 0 12px}.library-section-heading>span{width:34px;height:34px}.library-section-heading h2{font-size:17px}.course-section,.reading-card{padding:14px}.quick-practice{padding:17px}.quick-practice>div:first-of-type button{flex:1 1 calc(50% - 8px)}}.learn-card-tools{display:flex;align-items:center;gap:12px}.speak-button{min-height:34px;padding:0 11px;border:1px solid #ddd5ec;border-radius:9px;background:#f7f4fc;color:#594482;font-size:12px;font-weight:600;font-family:inherit;cursor:pointer}.speak-button:hover{background:#ece5f7}.dark-theme .speak-button{border-color:#484255;background:#292735;color:#d7c4fa}.dark-theme .speak-button:hover{background:#373346}@media(max-width:520px){.learn-card-tools{gap:7px}.speak-button{min-height:32px;padding:0 8px;font-size:11px}}.kana-chart-dialog{display:flex;flex-direction:column;overflow:hidden}.kana-chart-dialog>.kana-chart-heading,.kana-chart-current{flex:none}.kana-chart-dialog>.kana-chart-heading{margin-bottom:12px}.kana-chart-current{display:grid;justify-items:center;gap:5px;margin-bottom:14px;padding:13px 16px;border:1px solid #d8ccec;border-radius:14px;background:#f4effb;text-align:center;box-shadow:inset 0 0 0 1px #7657bd0a}.kana-chart-current small{color:#7657bd;font-size:11px;font-weight:700;letter-spacing:.06em}.kana-chart-current strong{color:#302d3b;font:650 30px/1.2 Yu Gothic UI,Meiryo,serif}.kana-chart-current span{color:#6746a3;font-size:16px;font-weight:600;letter-spacing:.08em}.kana-chart-current p{margin:1px 0 0;color:#514a60;font-size:14px;line-height:1.5}.kana-chart-scroll{min-height:0;flex:1;overflow-y:auto;overscroll-behavior:contain}.dark-theme .kana-chart-current{background:#242332;border-color:#403a50}.dark-theme .kana-chart-current small{color:#c5a9f4}.dark-theme .kana-chart-current strong{color:#f1edf9}.dark-theme .kana-chart-current span{color:#dbc9ff}.dark-theme .kana-chart-current p{color:#d0cadb}@media(max-width:520px){.kana-chart-current{gap:4px;margin-bottom:10px;padding:10px}.kana-chart-current strong{font-size:25px}.kana-chart-current span{font-size:14px}.kana-chart-current p{font-size:13px}}.kana-table td.kana-current-match{background:#fff0f0;box-shadow:inset 0 0 0 2px #df4b55;border-radius:5px}.kana-table td.kana-current-match .kana-pair b{color:#c52f3a}.kana-table td.kana-current-match small{color:#a8323a;font-weight:700}.kana-note-match{padding:1px 4px;border-radius:4px;background:#fff0f0;color:#c52f3a;font-weight:750}.dark-theme .kana-table td.kana-current-match{background:#49272d;box-shadow:inset 0 0 0 2px #eb6972}.dark-theme .kana-table td.kana-current-match .kana-pair b,.dark-theme .kana-table td.kana-current-match small,.dark-theme .kana-note-match{color:#ff9299}.dark-theme .kana-note-match{background:#49272d}.learn-audio-tools{display:grid;justify-items:stretch;gap:6px}.learn-audio-tools .speak-button,.learn-audio-tools .kana-open-button{width:100%;justify-content:center}.learn-card-tools{align-items:center}@media(max-width:520px){.learn-audio-tools{gap:5px}.learn-audio-tools .speak-button,.learn-audio-tools .kana-open-button{min-height:30px}}.learn-word-wrap{position:relative;display:table;max-width:calc(100% - 32px);margin:clamp(28px,7vw,54px) auto 4px}.learn-word-wrap .learn-word{margin:0}.speak-icon-button{position:absolute;top:0;right:-29px;display:grid;place-items:center;width:24px;height:24px;padding:0;border:1px solid #ded6eb;border-radius:50%;background:#f7f4fc;color:#594482;font-size:11px;cursor:pointer}.speak-icon-button:hover{background:#ece5f7}.dark-theme .speak-icon-button{border-color:#484255;background:#292735;color:#d7c4fa}.dark-theme .speak-icon-button:hover{background:#373346}@media(max-width:520px){.learn-word-wrap{margin-top:32px}.speak-icon-button{right:-27px;width:22px;height:22px;font-size:10px}}html.light-theme{--japan-red:#bd4148;--japan-red-dark:#9f3038;--japan-ink:#292e38;--japan-paper:#faf8f3;--japan-sakura:#f5e6e4}html.light-theme body{background-color:var(--japan-paper);background-image:radial-gradient(ellipse at 87% 5%,rgba(207,91,91,.08),transparent 26%),radial-gradient(ellipse at 7% 46%,rgba(79,110,132,.055),transparent 28%),linear-gradient(135deg,rgba(255,255,255,.58),transparent 48%);color:var(--japan-ink)}html.light-theme .sidebar{background:#fffdf9f0;border-color:#3a36351a;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}html.light-theme .brand-mark{background:var(--japan-red);color:#fffaf5;box-shadow:0 5px 18px #bd414833}html.light-theme .nav-item.active{background:#f8e9e7;color:var(--japan-red-dark)}html.light-theme .nav-item.active>span{color:var(--japan-red)}html.light-theme .topbar{background:#faf8f3cc;border-color:#3a36351a;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}html.light-theme .account-button,html.light-theme .sync-button{border-radius:999px}html.light-theme .sync-button{background:var(--japan-red);border-color:var(--japan-red)}html.light-theme .home-hero{color:#2d3037;background:linear-gradient(112deg,#fffefa,#fffaf5,#f4e6df);border:1px solid rgba(151,71,70,.14);box-shadow:0 22px 60px #53392f17}.home-hero{position:relative;isolation:isolate;min-height:400px;margin:32px 0 52px;padding:40px clamp(26px,4vw,58px) 78px;border-radius:27px;overflow:hidden;animation:map-enter .7s cubic-bezier(.2,.75,.25,1) both}.home-hero:before{position:absolute;top:0;right:0;bottom:0;left:0;z-index:-1;content:"";background:linear-gradient(90deg,rgba(255,254,250,.98) 0%,rgba(255,252,247,.94) 43%,rgba(255,250,244,.2) 74%,transparent)}.home-hero-copy{position:relative;z-index:2;width:min(58%,620px)}.home-hero .eyebrow{color:#9b6664;font-size:10px;letter-spacing:1.5px}.home-hero .pulse-dot{background:#bd4148;box-shadow:0 0 11px #bd414855}.hero-japanese-label{margin:24px 0 8px;color:#bd4148;font:500 13px "Noto Serif JP",Yu Mincho,serif;letter-spacing:.22em}.home-hero h1{max-width:580px;margin:0;color:#292e38;font-size:clamp(30px,3.1vw,45px);font-weight:700;letter-spacing:-1.5px;line-height:1.23}.home-hero h1 em{display:block;margin-top:5px;color:#bd4148;font-style:normal}.hero-description{max-width:440px;margin:15px 0 20px;color:#74727a;font-size:13px;line-height:1.9}.hero-learning-stats{display:flex;align-items:center;gap:21px;margin:24px 0 21px}.hero-learning-stats>div{display:grid;gap:3px}.hero-learning-stats b{color:#34333a;font:650 22px/1 DM Sans,sans-serif}.hero-learning-stats b small{color:#8e8a8a;font-size:12px;font-weight:500}.hero-learning-stats span{color:#858087;font-size:10px}.hero-learning-stats>i{width:1px;height:29px;background:#e5d8d1}.hero-start-button{min-height:45px;padding:0 20px;border-radius:9px;background:#bd4148;box-shadow:0 8px 20px #bd41482e;font-size:12px}.hero-start-button:hover{transform:translateY(-2px);background:#a9363e;box-shadow:0 11px 24px #bd41483b}.hero-start-button span{margin-left:12px}.hero-landscape{position:absolute;z-index:1;right:0;bottom:0;width:48%;height:100%;overflow:hidden;background:linear-gradient(155deg,#ece0d71f,#b46f7021 68%,#56707f26);clip-path:polygon(16% 0,100% 0,100% 100%,0 100%,0 29%)}.hero-sun{position:absolute;top:12%;right:19%;width:clamp(88px,11vw,148px);aspect-ratio:1;border-radius:50%;background:linear-gradient(145deg,#dc8279,#c84f56);box-shadow:0 0 70px #cf696344;animation:sun-breathe 6s ease-in-out infinite}.hero-fuji{position:absolute;right:-7%;bottom:7%;width:105%;height:61%;background:linear-gradient(145deg,#556e7c,#354957 72%);clip-path:polygon(53% 0,100% 100%,4% 100%);filter:drop-shadow(0 12px 16px rgba(39,48,56,.12))}.hero-snow{position:absolute;right:17%;bottom:43%;width:33%;height:22%;background:#fffaf2;clip-path:polygon(50% 0,68% 34%,61% 27%,55% 42%,47% 31%,38% 42%,31% 34%)}.hero-foothill{position:absolute;right:-7%;bottom:-12%;width:115%;height:37%;border-radius:50% 50% 0 0;background:linear-gradient(160deg,#82928a,#657f79 75%)}.hero-kana{position:absolute;z-index:2;color:#fffbf3d1;font-family:"Noto Serif JP",Yu Mincho,serif;text-shadow:0 2px 13px #27394344}.hero-kana-one{top:23%;right:65%;font-size:clamp(24px,4vw,48px);transform:rotate(-8deg)}.hero-kana-two{top:39%;right:9%;font-size:11px;letter-spacing:.3em;writing-mode:vertical-rl}.hero-scene-caption{position:absolute;z-index:3;right:10%;bottom:8%;color:#fffaf3e6;font:11px "Noto Serif JP",Yu Mincho,serif;letter-spacing:.15em}.hero-sakura{position:absolute;z-index:2;top:0;right:0;bottom:0;left:0;pointer-events:none}.hero-sakura i{position:absolute;width:8px;height:13px;border-radius:80% 10%;background:#c75b638c;animation:sakura-drift 8s ease-in-out infinite}.hero-sakura i:nth-child(1){top:17%;left:23%;animation-delay:-1s}.hero-sakura i:nth-child(2){top:34%;left:12%;transform:rotate(50deg);animation-delay:-3s}.hero-sakura i:nth-child(3){top:11%;right:10%;animation-delay:-5s}.hero-sakura i:nth-child(4){top:51%;left:35%;transform:rotate(80deg);animation-delay:-2s}.hero-sakura i:nth-child(5){top:29%;right:37%;animation-delay:-6s}.hero-progress{position:absolute;z-index:3;bottom:21px;left:clamp(26px,4vw,58px);width:min(390px,47%)}.hero-progress>div{display:flex;justify-content:space-between;margin-bottom:7px;color:#77727a;font-size:10px}.hero-progress b{color:#5a5457;font-size:10px}.hero-progress-track{display:block;height:4px;border-radius:8px;background:#e7dcd5;overflow:hidden}.hero-progress-track i{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,#d46c68,#bd4148);transition:width .8s cubic-bezier(.2,.75,.25,1)}.journey-section,.home-kana-section{margin:0 0 48px;animation:map-enter .7s .12s both}.journey-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin:0 0 19px}.journey-heading h2{margin:6px 0 5px;color:#30313a;font-size:23px;letter-spacing:-.4px}.journey-heading p{margin:0;color:#7b7880;font-size:12px;line-height:1.6}.journey-heading .section-kicker{color:#9b6664;letter-spacing:1.4px}.journey-order{color:#c0a69c;font:12px DM Mono;letter-spacing:.1em}.journey-order i{padding:0 8px;color:#bd4148;font-style:normal}.journey-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.journey-card{position:relative;display:flex;flex-direction:column;min-height:390px;padding:17px 16px 16px;border:1px solid rgba(66,56,52,.11);border-radius:18px;background:#fffefa;box-shadow:0 8px 24px #45362e0b;transition:transform .28s cubic-bezier(.2,.75,.25,1),box-shadow .28s,border-color .28s;animation:map-enter .55s both}.journey-card:nth-child(2){animation-delay:.06s}.journey-card:nth-child(3){animation-delay:.12s}.journey-card:nth-child(4){animation-delay:.18s}.journey-card:hover{z-index:2;transform:translateY(-4px);box-shadow:0 16px 36px #45362e1a;border-color:#bd414840}.journey-card.route-card-first{background:linear-gradient(155deg,#fffdfa,#fff7f2);border-color:#bd414847;box-shadow:0 12px 30px #913d3c17}.journey-card-top{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:15px;color:#9b6664;font-size:9px;font-weight:700;letter-spacing:.8px}.journey-card-top span+span{color:#858087;font-size:9px;font-weight:500;letter-spacing:0;text-align:right}.journey-card .route-card-top{margin-bottom:11px}.journey-card .route-icon{background:#f6ece7;color:#ad4d50}.journey-card .level-tag{background:#f8f2ee;color:#7e7370;border-color:#ede2db}.journey-card h3{min-height:42px;margin:0 0 6px;color:#34333a;font-size:16px;line-height:1.35}.journey-card>p{min-height:58px;margin:0 0 13px;color:#77727a;font-size:10px;line-height:1.65}.journey-card .unit-list{gap:5px;margin-bottom:15px}.journey-card .unit-row{min-height:24px;padding:3px 0;color:#69666c;font-size:9px}.journey-card .unit-check{width:18px;height:18px;font-size:8px}.journey-card .route-card-bottom{margin-top:auto;padding-top:12px;border-top:1px solid rgba(66,56,52,.09)}.journey-card .route-card-bottom>div:first-child{font-size:9px;color:#77727a}.journey-card .route-card-bottom b{color:#4f494b}.journey-card .progress-track{margin-top:8px;background:#eee6e0}.journey-card .progress-track span{background:linear-gradient(90deg,#d16a65,#b94047)}.journey-card .route-actions{margin-top:12px}.journey-card .route-start{min-height:34px;padding:0 11px;border-radius:8px;background:#bd4148;color:#fff;font-size:10px;transition:background .2s,transform .2s}.journey-card .route-start:hover{background:#a9363e;transform:translateY(-1px)}.journey-card .route-restart{padding:7px;color:#8a7371;font-size:9px}.journey-card .route-card-first .route-glow{background:#d9706814}.journey-card.route-locked{filter:saturate(.68);background:#f6f4f1;box-shadow:none}.journey-card.route-locked .route-start{background:#ded9d3;color:#777}.journey-card .route-glow{position:absolute;top:-55px;right:-45px;width:120px;height:120px;border-radius:50%;background:#d970680d;pointer-events:none}.home-kana-section{margin-top:4px}.home-kana-section>.kana-chart-card{margin-top:0;border-radius:18px;box-shadow:0 10px 30px #45362e0d}.kana-stamp{display:grid;place-items:center;width:58px;height:58px;border:1px solid #e8d7ce;border-radius:50%;color:#bd4148;background:#fff8f1;font:20px "Noto Serif JP",serif;transform:rotate(-8deg)}html.dark-theme{--muted:#aaa5b4;--line:rgba(232,221,208,.11);--accent:#ec8179}html.dark-theme body{background:radial-gradient(ellipse at 90% 0%,rgba(178,75,78,.11),transparent 28%),radial-gradient(ellipse at 6% 44%,rgba(83,119,133,.09),transparent 28%),#171a20;color:#eeeae3}html.dark-theme .sidebar{background:#181b22f2;border-color:#ece1d41a}html.dark-theme .topbar{background:#171a20e6;border-color:#ece1d41a}html.dark-theme .home-hero{color:#f2eee8;background:linear-gradient(112deg,#282c33,#292b32 48%,#332a31);border-color:#48404a;box-shadow:0 22px 65px #0000003d}html.dark-theme .home-hero:before{background:linear-gradient(90deg,rgba(40,44,51,.98),rgba(40,43,50,.95) 43%,rgba(45,42,49,.32) 75%,transparent)}html.dark-theme .home-hero h1,html.dark-theme .hero-learning-stats b{color:#f2eee8}html.dark-theme .home-hero h1 em,html.dark-theme .hero-japanese-label{color:#ef8981}html.dark-theme .home-hero .eyebrow,html.dark-theme .hero-description,html.dark-theme .hero-learning-stats span,html.dark-theme .hero-progress>div{color:#c2b9b5}html.dark-theme .hero-learning-stats b small,html.dark-theme .hero-progress b{color:#e2d7d1}html.dark-theme .hero-learning-stats>i{background:#565057}html.dark-theme .hero-progress-track{background:#51464a}html.dark-theme .journey-heading h2{color:#f0ece5}html.dark-theme .journey-heading p{color:#b8b1ae}html.dark-theme .journey-heading .section-kicker{color:#ef8981}html.dark-theme .journey-card,html.dark-theme .journey-card.route-card-first{background:linear-gradient(145deg,#252a31,#22262d);border-color:#414149;box-shadow:0 9px 26px #00000024}html.dark-theme .journey-card.route-card-first{border-color:#765052}html.dark-theme .journey-card:hover{border-color:#a65d60;box-shadow:0 16px 36px #00000042}html.dark-theme .journey-card h3,html.dark-theme .journey-card .route-card-bottom b{color:#f0ece5}html.dark-theme .journey-card>p,html.dark-theme .journey-card .unit-row,html.dark-theme .journey-card .route-card-bottom>div:first-child{color:#bcb6b2}html.dark-theme .journey-card-top,html.dark-theme .journey-heading .section-kicker{color:#ef8981}html.dark-theme .journey-card-top span+span{color:#aaa4a1}html.dark-theme .journey-card .route-icon{background:#3a3034;color:#f0958c}html.dark-theme .journey-card .level-tag{background:#343137;border-color:#50474b;color:#d4c9c5}html.dark-theme .journey-card .progress-track{background:#414047}html.dark-theme .journey-card .route-card-bottom{border-color:#414149}html.dark-theme .journey-card.route-locked{background:#20242a}html.dark-theme .home-kana-section>.kana-chart-card{background:#22262d;border-color:#414149}.dark-theme .kana-stamp{background:#332c30;border-color:#625053;color:#f0958c}@keyframes map-enter{0%{opacity:0;transform:translateY(13px)}to{opacity:1;transform:translateY(0)}}@keyframes sun-breathe{0%,to{transform:scale(1);filter:saturate(.95)}50%{transform:scale(1.035);filter:saturate(1.08)}}@keyframes sakura-drift{0%,to{translate:0 0;rotate:0deg}50%{translate:13px 18px;rotate:65deg}}@media(max-width:1190px){.journey-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.journey-card{min-height:390px}}@media(max-width:780px){.home-hero{min-height:385px;padding:31px 28px 74px}.home-hero-copy{width:64%}.hero-landscape{width:46%}.home-hero h1{font-size:clamp(27px,4.8vw,38px)}.hero-description{font-size:12px}.hero-learning-stats{gap:13px}.journey-card{padding:15px}}@media(max-width:560px){.home-hero{min-height:495px;margin:23px 0 38px;padding:25px 20px 72px;border-radius:21px}.home-hero:before{background:linear-gradient(180deg,#fffefafc,#fffcf7f5 47%,#fffaf447)}.home-hero-copy{width:100%}.hero-japanese-label{margin-top:18px;font-size:11px}.home-hero h1{max-width:360px;font-size:30px}.hero-description{max-width:330px;margin:12px 0 15px;font-size:11px}.hero-learning-stats{gap:14px;margin:16px 0}.hero-learning-stats b{font-size:18px}.hero-learning-stats span{font-size:9px}.hero-start-button{min-height:39px;font-size:11px}.hero-landscape{right:0;width:100%;height:48%;clip-path:polygon(0 14%,100% 0,100% 100%,0 100%);background:linear-gradient(160deg,#ece0d70a,#b46f702e 68%,#56707f36)}.hero-sun{top:4%;right:18%;width:94px}.hero-fuji{right:-6%;bottom:-14%;width:80%;height:90%}.hero-snow{right:23%;bottom:49%;width:25%;height:31%}.hero-foothill{bottom:-30%;height:53%}.hero-kana-one{top:27%;right:70%;font-size:32px}.hero-kana-two{top:36%;right:8%;font-size:9px}.hero-scene-caption{right:6%;bottom:9%;font-size:9px}.hero-progress{left:20px;bottom:17px;width:calc(100% - 40px)}.journey-section,.home-kana-section{margin-bottom:36px}.journey-heading{align-items:flex-start;margin-bottom:14px}.journey-heading h2{font-size:19px}.journey-heading p{max-width:300px;font-size:11px}.journey-order{font-size:10px;padding-top:5px}.journey-grid{grid-template-columns:1fr;gap:11px}.journey-card{min-height:0;padding:16px;border-radius:15px}.journey-card h3{min-height:0}.journey-card>p{min-height:0}.journey-card .unit-list{grid-template-columns:1fr 1fr}.journey-card .route-actions{flex-wrap:wrap}.kana-stamp{width:45px;height:45px;font-size:16px}}:root{color-scheme:light;font-family:Inter,Noto Sans SC,Yu Gothic UI,Meiryo,sans-serif;color:#203654;background:#f2f7fd;--app-bg:#f2f7fd;--surface:#fff;--surface-soft:#f4f8fe;--surface-glass:rgba(255,255,255,.86);--ink:#203654;--subtext:#6d7f98;--line:rgba(96,133,179,.16);--accent:#438ff5;--accent-strong:#2879e5;--accent-soft:#e8f2ff;--shadow-soft:0 8px 26px rgba(52,88,137,.07);--shadow-card:0 14px 38px rgba(52,88,137,.1)}html.light-theme{color-scheme:light;--app-bg:#f2f7fd;--surface:#fff;--surface-soft:#f4f8fe;--surface-glass:rgba(255,255,255,.86);--ink:#203654;--subtext:#6d7f98;--line:rgba(96,133,179,.16);--accent:#438ff5;--accent-strong:#2879e5;--accent-soft:#e8f2ff;--shadow-soft:0 8px 26px rgba(52,88,137,.07);--shadow-card:0 14px 38px rgba(52,88,137,.1)}html.dark-theme{color-scheme:dark;--app-bg:#111b29;--surface:#1a293b;--surface-soft:#203249;--surface-glass:rgba(23,37,54,.95);--ink:#edf4ff;--subtext:#a5b5ca;--line:rgba(162,190,224,.15);--accent:#79b6ff;--accent-strong:#5799ee;--accent-soft:#263d58;--shadow-soft:0 8px 26px rgba(0,0,0,.18);--shadow-card:0 16px 42px rgba(0,0,0,.24)}html,body{min-height:100%}body{min-width:320px;color:var(--ink);background:radial-gradient(ellipse at 88% 0%,rgba(93,163,244,.11),transparent 28%),radial-gradient(ellipse at 8% 42%,rgba(156,207,241,.12),transparent 30%),var(--app-bg);transition:background-color .25s,color .25s}html.dark-theme body{background:radial-gradient(ellipse at 88% 0%,rgba(75,136,211,.16),transparent 30%),radial-gradient(ellipse at 7% 45%,rgba(58,121,145,.1),transparent 29%),var(--app-bg)}button,input,select{font-family:inherit}button{-webkit-tap-highlight-color:transparent}button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid rgba(67,143,245,.3);outline-offset:2px}.app-shell{color:var(--ink)}.sidebar{width:248px;padding:25px 17px 18px;background:var(--surface-glass);border-color:var(--line);box-shadow:5px 0 24px #30548209;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px)}.brand{margin-bottom:42px}.brand-mark{color:#fff;background:linear-gradient(145deg,#68b5ff,#4387f2);box-shadow:0 7px 18px #438ff547}.brand strong,.profile strong{color:var(--ink)}.brand small,.profile small,.side-label{color:var(--subtext)}.side-label{letter-spacing:.08em}.nav-item{min-height:42px;border-radius:11px;color:var(--subtext);transition:color .18s,background .18s,transform .18s}.nav-item:hover,.side-route:hover{color:var(--ink);background:var(--surface-soft)}.nav-item>span{color:#8295ad}.nav-item.active,.nav-item.active:not(:first-child){color:var(--accent-strong);background:linear-gradient(100deg,#e8f2ff,#f2f8ff)}.nav-item.active>span{color:var(--accent-strong)}.nav-item i{background:#e5effd;color:#477dbd}.route-mini.mint{background:#e0f7ee;color:#279a72}.route-mini.violet{background:#eee9ff;color:#806ce0}.route-mini.blue{background:#e3f1ff;color:#4388d9}.route-mini.gold{background:#fff1dd;color:#c17b27}.side-route{color:var(--subtext);border-radius:10px}.daily-card{background:linear-gradient(135deg,#f5faff,#edf5ff);border-color:var(--line);border-radius:14px}.daily-top{color:var(--ink)}.daily-top b{color:var(--accent-strong)}.daily-bar,.progress-track{background:#e6edf6}.daily-bar span{background:linear-gradient(90deg,#63b6ff,#438ff5)}.daily-card p{color:var(--subtext)}.avatar{color:#fff;background:linear-gradient(145deg,#72b9ff,#6485e7)}.main-content{width:calc(100% - 248px);max-width:none;margin-left:248px;padding:0 clamp(28px,4vw,64px)}.topbar{position:sticky;top:0;z-index:4;height:72px;margin:0 calc(clamp(28px,4vw,64px)*-1);padding:0 clamp(28px,4vw,64px);background:#f2f7fdd6;border-color:var(--line);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}html.dark-theme .topbar{background:#111b29e6}.breadcrumb,.sync-indicator{color:var(--subtext)}.breadcrumb b{color:var(--ink)}.breadcrumb span{color:#9eb0c6}.top-actions{gap:9px}.sync-indicator[data-state=error]{color:#ca5863}.sync-indicator[data-state=synced]{color:#279a72}.account-button,.sync-button{min-height:36px;padding:0 14px;border:1px solid #d9e6f6;border-radius:10px;background:#fff;color:#3e6c9f;font-size:12px;font-weight:650;box-shadow:0 3px 10px #3458890b}.sync-button{border-color:var(--accent);background:linear-gradient(135deg,#61afff,#4388f2);color:#fff;box-shadow:0 6px 16px #438ff538}.account-button:hover,.sync-button:hover{filter:brightness(.98);transform:translateY(-1px)}html.dark-theme .account-button{color:#d5e7ff;background:#22354c;border-color:#344c67}html.dark-theme .sync-button{color:#10243b;border-color:#79b6ff;background:#79b6ff}.home-hero{min-height:386px;margin:30px 0 48px;padding:37px clamp(26px,4vw,56px) 76px;overflow:hidden;border:1px solid rgba(255,255,255,.95);border-radius:26px;color:var(--ink);background:linear-gradient(112deg,#fbfdff,#f0f7ff 49%,#deefff);box-shadow:0 20px 55px #4170aa1f;animation:map-enter .65s cubic-bezier(.2,.75,.25,1) both}.home-hero:before{background:linear-gradient(90deg,#fbfdff 0%,rgba(248,252,255,.97) 43%,rgba(237,247,255,.28) 72%,transparent)}.home-hero-copy{width:min(58%,620px)}.home-hero .eyebrow{color:#5981ae;font-size:10px;letter-spacing:1.4px}.home-hero .pulse-dot{background:#55c79b;box-shadow:0 0 11px #55c79b73}.hero-japanese-label{margin:21px 0 8px;color:#4687d4;font:500 13px "Noto Serif JP",Yu Mincho,serif;letter-spacing:.2em}.home-hero h1{max-width:580px;margin:0;color:#1e3656;font-size:clamp(30px,3.1vw,45px);font-weight:730;letter-spacing:-1.4px;line-height:1.23}.home-hero h1 em{display:block;margin-top:5px;color:#438ff5;font-style:normal}.hero-description{max-width:440px;margin:15px 0 20px;color:#687e99;font-size:13px;line-height:1.85}.hero-learning-stats{gap:21px;margin:23px 0 20px}.hero-learning-stats b{color:#284565}.hero-learning-stats b small,.hero-learning-stats span{color:#7186a0}.hero-learning-stats>i{background:#d6e4f3}.hero-start-button{min-height:44px;padding:0 19px;border-radius:10px;background:linear-gradient(135deg,#55a8ff,#4384ef);color:#fff;box-shadow:0 9px 20px #438ff53d;font-size:12px}.hero-start-button:hover{background:#347ee5}.hero-landscape{right:0;width:48%;background:linear-gradient(155deg,#b9e0ff,#d9edff 55%,#e7f5ff);clip-path:polygon(16% 0,100% 0,100% 100%,0 100%,0 29%)}.hero-sun{background:linear-gradient(145deg,#ffd9d5,#ffb8b8);box-shadow:0 0 70px #ffabb159}.hero-fuji{background:linear-gradient(145deg,#7eb7e9,#4f83bd 72%);filter:drop-shadow(0 12px 16px rgba(39,72,111,.15))}.hero-snow{background:#f8fcff}.hero-foothill{background:linear-gradient(160deg,#a2d4e8,#77b7d0 75%)}.hero-kana{color:#ffffffeb}.hero-scene-caption{color:#1f4066d6;text-shadow:0 1px 8px rgba(255,255,255,.55)}.hero-sakura i{background:#eb8ba9bd}.hero-progress{width:min(390px,47%)}.hero-progress>div{color:#6e8198}.hero-progress b{color:#315b88}.hero-progress-track{background:#dceafa}.hero-progress-track i{background:linear-gradient(90deg,#54b8e9,#438ff5)}.journey-section,.home-kana-section{margin-bottom:46px;animation:map-enter .6s .1s both}.journey-heading{margin-bottom:17px}.journey-heading h2{color:var(--ink);font-size:23px;letter-spacing:-.45px}.journey-heading p{color:var(--subtext);font-size:12px}.journey-heading .section-kicker{color:#6786ab}.journey-order{color:#91a7c0}.journey-order i{color:var(--accent)}.journey-grid{gap:14px}.journey-card{min-height:354px;padding:17px;border:1px solid rgba(207,224,244,.95);border-radius:18px;background:#ffffffe6;box-shadow:0 8px 23px #3a629412;transition:transform .25s,box-shadow .25s,border-color .25s}.journey-card.mint{--accent:#438ff5;--accent-bg:#e6f1ff}.journey-card.violet{--accent:#8b78e8;--accent-bg:#efebff}.journey-card.blue{--accent:#3998d5;--accent-bg:#e4f5ff}.journey-card.gold{--accent:#de9650;--accent-bg:#fff1e0}.journey-card:hover{transform:translateY(-4px);border-color:#5d9de866;box-shadow:0 17px 35px #3a629421}.journey-card.route-card-first{border-color:#5b9dea61;background:linear-gradient(150deg,#fff,#f1f8ff);box-shadow:0 12px 28px #4083cd1f}.journey-card-top{color:#5486bd}.journey-card-top span+span{color:#788ba3}.journey-card h3{color:#263e5e;font-size:16px}.journey-card>p{color:#71829a;font-size:10px;line-height:1.7}.journey-card .route-icon{background:var(--accent-bg);color:var(--accent)}.journey-card .level-tag{color:#6e8098;background:#f4f8fd;border-color:#e1eaf5}.journey-card .level-tag.current{color:#3483da;background:#e8f3ff;border-color:#cce2fa}.journey-card .unit-row{color:#5f7188}.journey-card .unit-check{border-color:#d3dfed;color:#8193aa}.journey-card .unit-check.done{border-color:#9bdac3;background:#e3f7ee;color:#21875f}.journey-card .route-card-bottom{border-color:#e5edf6}.journey-card .route-card-bottom>div:first-child{color:#72839a}.journey-card .route-card-bottom b{color:var(--accent)}.journey-card .progress-track{background:#eaf0f8}.journey-card .progress-track span{background:var(--accent)}.journey-card .route-start{min-height:34px;padding:0 11px;border-radius:9px;background:var(--accent);color:#fff;font-size:10px}.journey-card .route-restart{color:#7086a0}.journey-card.route-locked{background:#f3f6fa;box-shadow:none}.journey-card.route-locked .route-start{color:#738198;background:#e3e9f1}.journey-card .route-glow{background:var(--accent);opacity:.08}.library-heading h1,.simple-page h1,.library-filter-copy b,.library-section-heading h2,.quick-practice h2,.course-section-head h2,.course-unit h3,.reading-heading h2,.setting-row b,.review-row b{color:var(--ink)}.library-heading p,.simple-page>p,.library-summary span,.course-section-head p,.course-unit p,.library-filter-copy span,.library-section-heading p,.quick-practice>p,.reading-heading small,.reading-line small,.setting-row span,.review-row small{color:var(--subtext)}.library-total,.library-summary>div,.course-section,.course-unit,.reading-card,.quick-practice,.review-list,.settings-list,.kana-chart-card,.learn-card,.exercise-card,.result-card{color:var(--ink);background:var(--surface);border-color:var(--line);box-shadow:var(--shadow-soft)}.library-total{color:#4c729c}.library-summary b{color:var(--accent-strong)}.library-filter-panel{background:linear-gradient(115deg,var(--surface),var(--surface-soft));border-color:var(--line);box-shadow:var(--shadow-soft)}.level-tabs button,.quick-practice>div:first-of-type button{color:#5c7391;background:#edf4fc;border:1px solid #e0eaf6}.level-tabs button.selected,.level-tabs button:hover{color:#fff;background:linear-gradient(135deg,#59a9f8,#4386ee);border-color:transparent}.library-section-heading>span,.unit-number,.kind-tag{color:#4386d7;background:#e8f2ff}.course-section{border-radius:17px}.course-section-head,.review-row,.setting-row,.reading-lines,.reading-line{border-color:var(--line)}.course-section-head h2,.course-unit h3,.reading-heading h2,.reading-line p{color:var(--ink)}.course-unit{background:var(--surface-soft);border-color:var(--line);border-radius:13px}.course-unit>button{color:var(--accent-strong)}.course-unit>button:disabled{color:#9aa9bb}.unit-number-passed{color:#25875f;background:#e2f7ee}.unit-progress-line,.stage-progress-label{color:var(--subtext)}.unit-progress-line span:last-child{color:#298c69}.stage-progress-label b{color:var(--accent-strong)}.course-section .progress-track,.course-unit .progress-track{background:#e5edf7}.reading-heading>button,.review-row button,.clear-button{color:#3979bd;background:#edf5ff;border:1px solid #dbe9f8;border-radius:9px}.data-note{color:var(--subtext);background:var(--surface-soft);border-color:var(--line);border-left-color:var(--accent)}.data-note>b,.data-note summary{color:#3d6f9e}.data-note a{color:var(--accent-strong)}.quick-practice{border-radius:17px}.empty-state{color:var(--ink)}.empty-state>div{color:var(--accent)}.empty-state span{color:var(--subtext)}.setting-select,.theme-options button{color:#456583;background:var(--surface-soft);border-color:var(--line);border-radius:9px}.theme-options button.selected,.toggle.on{color:#fff;background:var(--accent)}.toggle.on i{background:#fff}.practice-wrap{max-width:860px;margin-top:28px}.practice-meta{color:var(--subtext)}.practice-meta b{color:var(--accent-strong)}.back-button{color:#3e71a5;background:#fff;border:1px solid #d9e6f5;border-radius:10px;box-shadow:0 4px 12px #3458890f}.back-button:hover{color:#245f9e;background:#eff6ff;border-color:#bdd7f4}.back-button>span{color:var(--accent-strong)}.kana-open-button,.practice-controls .kana-open-button{color:#3c72a6;background:#f4f9ff;border-color:#d9e7f6;border-radius:10px}.kana-open-button>span{color:var(--accent-strong)}.study-banner{background:linear-gradient(110deg,#eaf5ff,#eef9ff);border-color:#cfe4f8;border-radius:13px}.study-banner>span{color:#3182d2}.study-banner>b{color:#294866}.study-banner>small{color:#68809c}.exam-banner{background:linear-gradient(110deg,#f0efff,#f3f8ff);border-color:#d9d9fa}.exam-banner>span{color:#786bd0}.learn-card,.exercise-card,.result-card{border-radius:20px;box-shadow:var(--shadow-card)}.learn-card{border-color:#e0eaf5}.learn-word,.prompt-answer{color:#203654}.learn-reading{color:#4384d7}.learn-meaning{background:#f0f6ff}.learn-meaning span,.learn-typing>label,.exercise-card form>label{color:#697d96}.learn-meaning strong{color:#2c4361}.learn-typing .input-wrap,.input-wrap{background:#f8fbff;border-color:#d5e2f1;border-radius:11px}.input-wrap input{color:#213b5a}.input-wrap input::placeholder{color:#9babc0}.input-wrap kbd{color:#70849d;border-color:#d3deeb;background:#fff}.answer-note{border-color:var(--line);color:var(--accent-strong)}.answer-note p{color:#657b96}.answer-note small{color:#8192a8}.question-count,.prompt-label{color:#7488a1}.prompt-answer.concealed{color:#8191a7}.kana-hint{color:#5484ba}.exercise-progress{background:#e5edf7}.exercise-progress span{background:linear-gradient(90deg,#51b8e8,#438ff5)}.hint-button,.exercise-actions .hint-button{color:#64809f}.hint-button:hover{color:var(--accent-strong)}.result-badge{color:#fff;background:linear-gradient(145deg,#62b5ff,#4988ed)}.result-stats b{color:var(--accent-strong)}.result-stats span,.result-card>p,.exam-result>p{color:var(--subtext)}.exam-score{background:radial-gradient(circle,#e6f2ff,#f7fbff 72%);border-color:#b8d8fb;box-shadow:0 0 40px #438ff521}.exam-score strong{color:#4387e6}.exam-score>span{color:#6d9bd1}.exam-score small{color:var(--subtext)}.secondary-button{color:#55708f;background:#f2f6fb;border:1px solid #dce6f2;border-radius:10px}.secondary-button:hover{background:#e9f2fc}.speak-icon-button{color:#397fc9;background:#fffffff2;border-color:#d4e4f5;box-shadow:0 4px 12px #3168a71f}.learn-card .speak-icon-button:hover{background:#eaf4ff}.kana-chart-card,.kana-chart-dialog{color:var(--ink);background:var(--surface);border-color:var(--line);box-shadow:var(--shadow-card)}.kana-chart-heading h2,.kana-pair,.kana-chart-current strong{color:var(--ink)}.kana-chart-heading p,.kana-chart-current p,.kana-table td small{color:var(--subtext)}.kana-chart-section{background:var(--surface-soft);border-color:var(--line)}.kana-chart-section h3,.kana-chart-current small,.kana-chart-current span{color:#4382c8}.kana-table th,.kana-table td{border-color:#e0e9f4}.kana-table thead th,.kana-table tbody th{color:#7489a3;background:#edf4fc}.kana-table td{background:#fff}.kana-chart-current{background:#edf5ff;border-color:#d4e5f8}.kana-chart-current strong{color:#203654}.kana-chart-current p{color:#536c88}.kana-table td.kana-current-match{background:#fff0f0}.pitch-accent{border-color:#dce7f3}.pitch-accent-variant sup{color:#25364c}.pitch-pattern>div span[data-pitch=high]{border-color:#172c45}.home-kana-section>.kana-chart-card{box-shadow:var(--shadow-soft)}.kana-stamp{border-color:#d9e8f7;color:#3c86d9;background:#f0f7ff}.account-overlay{background:#14273e6b}.account-dialog{color:var(--ink);background:var(--surface);border-color:var(--line);border-radius:20px;box-shadow:0 28px 90px #1b34523d}.account-dialog h2{color:var(--ink)}.account-dialog>p,.account-warning{color:var(--subtext)}.account-dialog .section-kicker{color:#5284b8}.dialog-close{color:#647d99;background:#eff5fc}.account-current{background:var(--surface-soft);border-color:var(--line)}.account-current span,.account-label{color:var(--subtext)}.account-current b{color:#356da9}.account-current button,.account-notice{color:var(--accent-strong)}.account-input{color:var(--ink);background:var(--surface);border-color:#cedded}.account-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px #438ff529}.account-logout{color:#bd5d66}.page-footer{color:#91a1b5;border-color:var(--line)}html.dark-theme .sidebar{background:#14202ff5;border-color:var(--line);box-shadow:5px 0 24px #00000029}html.dark-theme .brand-mark{color:#10233b;background:linear-gradient(145deg,#82c2ff,#5798ee)}html.dark-theme .brand strong,html.dark-theme .profile strong,html.dark-theme .journey-heading h2,html.dark-theme .library-heading h1,html.dark-theme .simple-page h1,html.dark-theme .library-filter-copy b,html.dark-theme .library-section-heading h2,html.dark-theme .quick-practice h2,html.dark-theme .course-section-head h2,html.dark-theme .course-section-head h3,html.dark-theme .course-unit h3,html.dark-theme .reading-heading h2,html.dark-theme .setting-row b,html.dark-theme .review-row b{color:var(--ink)}html.dark-theme .brand small,html.dark-theme .profile small,html.dark-theme .side-label,html.dark-theme .nav-item,html.dark-theme .side-route,html.dark-theme .journey-heading p,html.dark-theme .journey-card>p,html.dark-theme .journey-card .unit-row,html.dark-theme .library-heading p,html.dark-theme .simple-page>p,html.dark-theme .library-summary span,html.dark-theme .course-section-head p,html.dark-theme .course-unit p,html.dark-theme .reading-heading small,html.dark-theme .reading-line small,html.dark-theme .setting-row span,html.dark-theme .review-row small,html.dark-theme .library-filter-copy span,html.dark-theme .quick-practice>p{color:var(--subtext)}html.dark-theme .nav-item.active,html.dark-theme .nav-item.active:not(:first-child){color:#a8d1ff;background:#263d57}html.dark-theme .nav-item>span,html.dark-theme .nav-item.active>span{color:#a8d1ff}html.dark-theme .daily-card,html.dark-theme .library-summary>div,html.dark-theme .course-section,html.dark-theme .course-unit,html.dark-theme .reading-card,html.dark-theme .quick-practice,html.dark-theme .review-list,html.dark-theme .settings-list,html.dark-theme .learn-card,html.dark-theme .exercise-card,html.dark-theme .result-card,html.dark-theme .kana-chart-card,html.dark-theme .kana-chart-dialog{color:var(--ink);background:var(--surface);border-color:var(--line);box-shadow:var(--shadow-soft)}html.dark-theme .daily-card,html.dark-theme .library-filter-panel{background:var(--surface-soft)}html.dark-theme .journey-card,html.dark-theme .journey-card.route-card-first{color:var(--ink);background:var(--surface);border-color:var(--line);box-shadow:var(--shadow-soft)}html.dark-theme .journey-card.route-card-first{background:linear-gradient(145deg,#21364e,#1a2a3d);border-color:#3c5a7b}html.dark-theme .journey-card .route-icon{background:var(--accent-soft);color:var(--accent)}html.dark-theme .journey-card .level-tag{color:var(--subtext);background:#22344a;border-color:var(--line)}html.dark-theme .journey-card .level-tag.current{color:#a5d1ff;background:#233c56;border-color:#3c5c7d}html.dark-theme .journey-card .unit-check{border-color:#3b526c;color:var(--subtext)}html.dark-theme .journey-card .unit-check.done{color:#73d6ae;background:#1d443b;border-color:#326d5a}html.dark-theme .journey-card .route-card-bottom,html.dark-theme .course-section-head,html.dark-theme .review-row,html.dark-theme .setting-row,html.dark-theme .reading-lines,html.dark-theme .reading-line{border-color:var(--line)}html.dark-theme .journey-card .progress-track,html.dark-theme .course-section .progress-track,html.dark-theme .course-unit .progress-track,html.dark-theme .exercise-progress{background:#2a3b50}html.dark-theme .journey-card.route-locked{background:#1c2938}html.dark-theme .journey-card.route-locked .route-start{color:#a0afc2;background:#33445a}html.dark-theme .library-total,html.dark-theme .level-tabs button,html.dark-theme .quick-practice>div:first-of-type button,html.dark-theme .reading-heading>button,html.dark-theme .review-row button,html.dark-theme .clear-button,html.dark-theme .secondary-button,html.dark-theme .setting-select,html.dark-theme .theme-options button,html.dark-theme .back-button,html.dark-theme .kana-open-button,html.dark-theme .speak-icon-button,html.dark-theme .dialog-close{color:#c8d8eb;background:#22354b;border-color:#354c66}html.dark-theme .level-tabs button.selected,html.dark-theme .level-tabs button:hover,html.dark-theme .theme-options button.selected,html.dark-theme .journey-card .route-start{color:#11263d;background:var(--accent);border-color:var(--accent)}html.dark-theme .library-section-heading>span,html.dark-theme .unit-number,html.dark-theme .kind-tag{color:#9bcaff;background:#243a53;border-color:#3b5673}html.dark-theme .library-filter-panel{color:var(--ink);border-color:var(--line)}html.dark-theme .course-unit{background:var(--surface-soft);border-color:var(--line)}html.dark-theme .course-unit>button,html.dark-theme .stage-progress-label b{color:#91c5ff}html.dark-theme .unit-progress-line,html.dark-theme .stage-progress-label{color:var(--subtext)}html.dark-theme .unit-progress-line span:last-child{color:#73d6ae}html.dark-theme .data-note{color:var(--subtext);background:var(--surface-soft);border-color:var(--line);border-left-color:var(--accent)}html.dark-theme .data-note summary,html.dark-theme .data-note>b{color:#9bcaff}html.dark-theme .learn-word,html.dark-theme .prompt-answer,html.dark-theme .reading-line p{color:var(--ink)}html.dark-theme .learn-reading,html.dark-theme .kana-hint{color:#9cc9fa}html.dark-theme .learn-meaning,html.dark-theme .input-wrap,html.dark-theme .account-current,html.dark-theme .kana-chart-current,html.dark-theme .kana-chart-section{color:var(--ink);background:var(--surface-soft);border-color:var(--line)}html.dark-theme .learn-meaning span,html.dark-theme .learn-typing>label,html.dark-theme .exercise-card form>label,html.dark-theme .prompt-label,html.dark-theme .answer-note p,html.dark-theme .account-dialog>p,html.dark-theme .account-warning{color:var(--subtext)}html.dark-theme .learn-meaning strong,html.dark-theme .input-wrap input,html.dark-theme .account-input{color:var(--ink)}html.dark-theme .input-wrap input::placeholder{color:#8295ad}html.dark-theme .input-wrap kbd{color:#a7bad0;background:#1a293b;border-color:#3a5069}html.dark-theme .study-banner{background:linear-gradient(110deg,#1d354a,#203047);border-color:#355473}html.dark-theme .study-banner>span{color:#91c8ff}html.dark-theme .study-banner>b{color:var(--ink)}html.dark-theme .study-banner>small{color:var(--subtext)}html.dark-theme .exam-banner{background:linear-gradient(110deg,#2a304b,#203047);border-color:#464b72}html.dark-theme .exam-banner>span{color:#b0a8ff}html.dark-theme .result-stats b,html.dark-theme .exam-score strong{color:#98c7ff}html.dark-theme .result-stats span,html.dark-theme .result-card>p,html.dark-theme .exam-result>p,html.dark-theme .exam-score small{color:var(--subtext)}html.dark-theme .exam-score{background:radial-gradient(circle,#263e58,#19293c 72%);border-color:#466689}html.dark-theme .exam-score>span{color:#a5c9ee}html.dark-theme .kana-chart-heading h2,html.dark-theme .kana-pair,html.dark-theme .kana-chart-current strong{color:var(--ink)}html.dark-theme .kana-chart-heading p,html.dark-theme .kana-chart-current p,html.dark-theme .kana-table td small{color:var(--subtext)}html.dark-theme .kana-chart-section h3,html.dark-theme .kana-chart-current small,html.dark-theme .kana-chart-current span{color:#9bcaff}html.dark-theme .kana-table th,html.dark-theme .kana-table td{border-color:var(--line)}html.dark-theme .kana-table thead th,html.dark-theme .kana-table tbody th{color:var(--subtext);background:#26384d}html.dark-theme .kana-table td{background:#1a293b}html.dark-theme .kana-table td.kana-current-match{background:#49272d}html.dark-theme .pitch-accent-variant sup{color:#edf4ff}html.dark-theme .account-dialog{color:var(--ink);background:var(--surface);border-color:var(--line)}html.dark-theme .account-dialog h2,html.dark-theme .account-current b{color:var(--ink)}html.dark-theme .account-current span,html.dark-theme .account-label{color:var(--subtext)}html.dark-theme .account-input{background:#152235;border-color:#3a5069}html.dark-theme .account-notice{color:#9bcaff}html.dark-theme .page-footer{color:#8194aa;border-color:var(--line)}@media(min-width:781px)and (max-width:1050px){.sidebar{width:220px}.main-content{width:calc(100% - 220px);margin-left:220px;padding:0 26px}.topbar{margin:0 -26px;padding:0 26px}.journey-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.journey-card{min-height:340px}.home-hero{min-height:360px}}@media(max-width:780px){.sidebar{inset:auto 0 0;width:100%;height:calc(72px + env(safe-area-inset-bottom));min-height:72px;padding:6px 10px calc(6px + env(safe-area-inset-bottom));flex-direction:row;align-items:center;justify-content:center;border:0;border-top:1px solid var(--line);background:#fafdfff2;box-shadow:0 -8px 28px #284a741a;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.brand,.side-label,.side-routes,.daily-card,.profile{display:none!important}.sidebar nav{display:flex;justify-content:space-around;align-items:center;gap:4px;width:min(100%,540px)}.nav-item,.nav-item:not(.active),.nav-item.active:not(:first-child){display:grid;justify-items:center;align-content:center;gap:3px;width:auto;height:54px;flex:1;padding:4px 2px;border-radius:12px;color:#69809b;font-size:10px}.nav-item>span{width:auto;font-size:18px;line-height:1}.nav-item.active,.nav-item.active:not(:first-child){color:#337dca;background:#e8f2ff}.nav-item i{position:absolute;margin:-26px 0 0 22px;font-size:8px}.sidebar-bottom{display:flex;align-items:center;margin:0 0 0 4px}.sidebar-bottom>.nav-item{display:grid;flex:1;width:auto;height:54px;margin:0;padding:4px 2px;font-size:10px}.sidebar-bottom>.nav-item>span{font-size:18px}.main-content{width:100%;max-width:none;min-height:100dvh;margin:0;padding:0 22px calc(94px + env(safe-area-inset-bottom))}.topbar{margin:0 -22px;padding:0 22px;min-height:64px}.journey-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.journey-card{min-height:350px}.home-hero{min-height:390px;padding:30px 27px 74px}.home-hero-copy{width:64%}.hero-landscape{width:47%}.home-hero h1{font-size:clamp(27px,4.8vw,38px)}.hero-description{font-size:12px}.hero-learning-stats{gap:13px}.practice-wrap{margin:23px auto}.page-footer{min-height:45px}}html.dark-theme .sidebar{border-top-color:var(--line);background:#14202ff7;box-shadow:0 -8px 28px #0000004d}html.dark-theme .sidebar .nav-item{color:#adbed3}html.dark-theme .sidebar .nav-item.active,html.dark-theme .sidebar .nav-item.active:not(:first-child){color:#add3ff;background:#263d57}html.dark-theme .sidebar .nav-item>span,html.dark-theme .sidebar .nav-item.active>span{color:#add3ff}.loading-screen{position:fixed;top:0;right:0;bottom:0;left:0;z-index:1000;width:100%;height:100vh;height:100dvh;min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;overflow:auto;background:radial-gradient(ellipse at 50% 42%,color-mix(in srgb,var(--accent,#438ff5) 16%,transparent),transparent 52%),var(--app-bg,#f2f7fd);color:var(--ink,#203654)}.loading-panel{display:grid;justify-items:center;gap:19px;width:min(100%,480px);padding:25px 30px 22px;border:1px solid var(--line);border-radius:24px;background:var(--surface-glass);box-shadow:var(--shadow-card);text-align:center;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.loading-brand{display:flex;align-items:center;gap:10px;justify-self:start;width:100%;padding-bottom:16px;border-bottom:1px solid var(--line);text-align:left}.loading-brand-mark{display:grid;place-items:center;width:38px;height:38px;border-radius:12px;background:linear-gradient(145deg,#68b5ff,#4387f2);color:#fff;font:700 20px "Noto Serif JP",serif;box-shadow:0 7px 18px #438ff538}.loading-brand b,.loading-brand small{display:block}.loading-brand b{font-size:13px;letter-spacing:.01em}.loading-brand small{margin-top:3px;color:var(--subtext);font-size:10px}.loading-orbit{position:relative;display:grid;place-items:center;width:72px;height:72px;margin-top:3px;border:1px solid color-mix(in srgb,var(--accent) 24%,var(--line));border-radius:50%;background:var(--accent-soft);color:var(--accent-strong);font:36px "Noto Serif JP",serif;box-shadow:0 0 34px color-mix(in srgb,var(--accent) 12%,transparent);animation:loading-breathe 2s ease-in-out infinite}.loading-orbit:after{position:absolute;top:-5px;right:-5px;bottom:-5px;left:-5px;border:2px solid transparent;border-top-color:var(--accent);border-right-color:color-mix(in srgb,var(--accent) 28%,transparent);border-radius:50%;content:"";animation:loading-spin 1.25s linear infinite}.loading-copy{display:grid;justify-items:center;gap:7px}.loading-kicker{color:var(--accent-strong);font:600 9px DM Mono,monospace;letter-spacing:.14em}.loading-screen h1{margin:0;color:var(--ink);font-size:clamp(21px,4vw,27px);font-weight:700;letter-spacing:-.03em}.loading-screen p{max-width:370px;margin:0;color:var(--subtext);font-size:13px;line-height:1.7;overflow-wrap:anywhere}.loading-progress{width:min(280px,82%);height:5px;overflow:hidden;border-radius:9px;background:var(--accent-soft)}.loading-bar{display:block;width:38%;height:100%;border-radius:inherit;background:linear-gradient(90deg,#63b6ff,var(--accent-strong));animation:loading-sweep 1.6s ease-in-out infinite alternate}.loading-footnote{color:var(--subtext);font-size:10px}.loading-error .loading-orbit{background:color-mix(in srgb,#e87979 12%,var(--surface));color:#d55b64;box-shadow:none;animation:none}.loading-error .loading-orbit:after{display:none}.loading-retry{display:flex;align-items:center;gap:9px;min-height:39px;padding:0 15px;border:1px solid color-mix(in srgb,var(--accent) 25%,var(--line));border-radius:11px;background:var(--accent-soft);color:var(--accent-strong);font-size:12px;font-weight:650}.loading-retry span{font-size:17px}@keyframes loading-spin{to{transform:rotate(360deg)}}@keyframes loading-breathe{50%{transform:scale(1.04)}}@keyframes loading-sweep{to{transform:translate(165%)}}@media(max-width:520px){.loading-screen{padding:18px}.loading-panel{gap:17px;padding:22px 19px 19px;border-radius:20px}.loading-brand{padding-bottom:13px}.loading-orbit{width:66px;height:66px;font-size:32px}.loading-screen p{font-size:12px}}@media(max-width:560px){.course-units{grid-template-columns:minmax(0,1fr);gap:11px}.course-unit{display:grid;grid-template-columns:36px minmax(0,1fr);align-items:start;gap:8px 11px;padding:14px;border-radius:15px}.course-unit-info{grid-column:2;min-width:0}.course-unit h3{margin:1px 0 6px;font-size:15px;line-height:1.35;overflow-wrap:anywhere}.course-unit p{font-size:12px;line-height:1.6;overflow-wrap:anywhere}.unit-progress-line{gap:5px 10px;margin:9px 0 7px;font-size:10px}.course-unit>button{grid-column:1/-1;width:100%;min-height:42px;padding:8px 12px;white-space:normal;line-height:1.35;text-align:center}}@media(max-width:560px){.main-content{padding:0 15px calc(92px + env(safe-area-inset-bottom))}.topbar{min-height:59px;margin:0 -15px;padding:8px 15px;gap:8px}.breadcrumb{display:none}.top-actions{width:100%;justify-content:flex-end;gap:6px}.sync-indicator{margin-right:auto;font-size:10px}.sync-button,.account-button{min-height:33px;padding:0 9px;font-size:10px}.home-hero{min-height:493px;margin:22px 0 35px;padding:24px 20px 72px;border-radius:22px}.home-hero:before{background:linear-gradient(180deg,#fbfdff 0%,rgba(248,252,255,.97) 45%,rgba(237,247,255,.22) 75%,transparent)}.home-hero-copy{width:100%}.hero-japanese-label{margin-top:16px;font-size:11px}.home-hero h1{max-width:360px;font-size:30px}.hero-description{max-width:340px;margin:11px 0 14px;font-size:11px}.hero-learning-stats{gap:13px;margin:15px 0}.hero-learning-stats b{font-size:18px}.hero-learning-stats span{font-size:9px}.hero-start-button{min-height:39px;font-size:11px}.hero-landscape{right:0;width:100%;height:48%;clip-path:polygon(0 14%,100% 0,100% 100%,0 100%);background:linear-gradient(160deg,#d9edff,#b9dcf5 72%,#c7e8ec)}.hero-sun{top:5%;right:17%;width:90px}.hero-fuji{right:-6%;bottom:-14%;width:80%;height:90%}.hero-snow{right:23%;bottom:49%;width:25%;height:31%}.hero-foothill{bottom:-30%;height:53%}.hero-kana-one{top:27%;right:70%;font-size:32px}.hero-kana-two{top:36%;right:8%;font-size:9px}.hero-scene-caption{right:6%;bottom:9%;font-size:9px}.hero-progress{left:20px;bottom:16px;width:calc(100% - 40px)}.journey-section,.home-kana-section{margin-bottom:34px}.journey-heading{align-items:flex-start;margin-bottom:13px}.journey-heading h2{font-size:19px}.journey-heading p{max-width:300px;font-size:11px}.journey-order{padding-top:5px;font-size:10px}.journey-grid{grid-template-columns:1fr;gap:11px}.journey-card{min-height:0;padding:16px;border-radius:16px}.journey-card h3,.journey-card>p{min-height:0}.journey-card .unit-list{grid-template-columns:1fr 1fr}.journey-card .route-actions{flex-wrap:wrap}.kana-stamp{width:45px;height:45px;font-size:16px}.library-page{width:100%;margin:22px auto 35px}.library-heading{align-items:flex-start;flex-direction:column;gap:11px}.library-heading h1,.simple-page h1{font-size:28px}.library-heading p{font-size:12px}.library-summary{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.library-summary>div{min-height:76px;padding:12px 10px}.library-summary b{font-size:21px}.library-summary span{font-size:11px}.library-filter-panel{align-items:flex-start;flex-direction:column;gap:13px;padding:14px}.level-tabs{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));width:100%;gap:5px}.level-tabs button{min-width:0;padding:9px 3px;font-size:11px}.library-section-heading{margin:25px 0 12px}.library-section-heading>span{width:34px;height:34px}.library-section-heading h2{font-size:17px}.course-section,.reading-card{padding:14px}.course-section-head{align-items:flex-start;flex-direction:column}.course-route-actions{width:100%;flex-wrap:wrap}.course-route-actions>*{flex:1}.course-units{grid-template-columns:1fr}.course-unit{padding:12px}.reading-heading{align-items:flex-start;flex-direction:column}.reading-line p{font-size:14px}.quick-practice{padding:17px}.quick-practice>div:first-of-type button{flex:1 1 calc(50% - 8px)}.practice-wrap{margin:18px auto}.practice-top{align-items:flex-start;gap:12px}.practice-meta{max-width:58%;text-align:right;line-height:1.5}.practice-meta span{display:block}.practice-meta span+span{margin:4px 0 0}.study-banner{grid-template-columns:1fr;padding:12px}.study-banner>span{grid-row:auto}.learn-card{margin:12px auto;padding:20px 16px;border-radius:17px}.learn-word{margin:32px 0 4px;font-size:clamp(38px,13vw,58px)}.learn-reading{font-size:16px}.learn-meaning{margin-top:24px;padding:14px}.learn-meaning strong{font-size:16px}.learn-actions{flex-direction:column-reverse}.learn-actions button{width:100%}.exercise-heading{padding:18px 17px 0}.prompt-label{margin:30px 14px 10px}.prompt-answer{min-height:0;font-size:clamp(34px,12vw,48px)}.exercise-card form{padding:0 15px}.exercise-actions{flex-wrap:wrap}.exercise-actions .primary-button{order:0;width:100%}.answer-note{padding-right:15px;padding-left:15px}.result-card{padding:34px 17px}.result-stats{gap:14px}.result-stats b{font-size:16px}.review-row{align-items:flex-start;gap:10px;padding:13px}.review-row b{max-width:180px}.setting-row{align-items:flex-start;gap:12px;padding:14px}.setting-row span{max-width:235px}.account-dialog{padding:25px 20px}.account-dialog h2{font-size:22px}.account-actions{flex-direction:column}.account-current{flex-wrap:wrap}.account-current button{width:100%;margin:2px 0 0;text-align:left}.page-footer{gap:10px;line-height:1.5}}@media(max-width:380px){.main-content{padding-right:12px;padding-left:12px}.topbar{margin-right:-12px;margin-left:-12px;padding-right:12px;padding-left:12px}.hero-learning-stats{gap:10px}.hero-learning-stats b{font-size:16px}.journey-card .unit-row{font-size:8px}.account-button,.sync-button{padding:0 7px;font-size:9px}}html.dark-theme .journey-heading .section-kicker{color:#8baecc}html.dark-theme .journey-order{color:#7994b1}html.dark-theme .journey-card-top,html.dark-theme .journey-order i{color:#92c2f2}html.dark-theme .journey-card-top span+span{color:#9aacc1}html.dark-theme .journey-card .route-card-bottom>div:first-child,html.dark-theme .journey-card .unit-state{color:#9aabc0}html.dark-theme .journey-card .route-start{color:#10243a}html.dark-theme .journey-card .route-restart{color:#a8b9cc}html.dark-theme .level-tabs button.selected,html.dark-theme .level-tabs button:hover{color:#10243a}html.dark-theme .speak-icon-button{color:#a8d1ff;background:#21354b;border-color:#405b77}html.dark-theme .pitch-pattern>div span{color:#d8e5f5}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important}}.brand{padding:0 8px 20px;margin-bottom:27px;border-bottom:1px solid var(--line)}.brand-mark{position:relative;isolation:isolate;overflow:hidden;font-size:0!important;background:linear-gradient(180deg,#9fd4ff 0,#9fd4ff 61%,#62a9e9 61%);border:1px solid rgba(255,255,255,.8);border-radius:11px;box-shadow:0 5px 15px #438ff533}.brand-mark:before{position:absolute;top:10px;right:2px;bottom:2px;left:2px;content:"";background:linear-gradient(145deg,#fff 0,#fff 37%,#76a7df 38%,#76a7df);clip-path:polygon(0 100%,23% 48%,39% 75%,65% 8%,100% 100%)}.brand-mark:after{position:absolute;top:5px;right:5px;width:7px;height:7px;content:"";border-radius:50%;background:#ffb7c5;box-shadow:0 0 0 2px #ffffff59,-4px 3px 0 -2px #fff0f3}.sidebar{background:linear-gradient(180deg,#fffffff7,#f7fbfff0);border-right-color:#dfe9f5}.brand strong{font-size:14px;letter-spacing:.01em}.brand small{font-size:11px}.side-label{margin-bottom:10px;font-size:10px;letter-spacing:.08em}.sidebar nav{display:grid;gap:6px}.nav-item{position:relative;height:47px;padding:0 11px;gap:11px;border:1px solid transparent;border-radius:12px;font-size:12px;font-weight:550}.nav-item>span{display:grid;place-items:center;width:31px;height:31px;flex:none;border-radius:10px;background:#f1f6fc;color:#7890ac;font-size:17px}.nav-item.active,.nav-item.active:not(:first-child){font-weight:700;border-color:#d9e9fa;box-shadow:0 4px 12px #3e80c712}.nav-item.active:before{position:absolute;inset:8px auto 8px 0;width:3px;content:"";border-radius:0 4px 4px 0;background:#438ff5}.nav-item.active>span{background:#fff;box-shadow:0 2px 8px #3770ac1a}.route-label{margin-top:26px}.side-routes{gap:5px}.side-route{height:40px;padding:0 9px;border:1px solid transparent;border-radius:10px}.side-route:hover{border-color:#e0ebf7}.sidebar-bottom .nav-item{margin-bottom:10px}.course-unit>button{min-height:36px;padding:0 12px;border:1px solid #dce9f7;border-radius:9px;background:#edf5ff;color:#4779ae;font-size:11px;font-weight:650;transition:background .18s,border-color .18s,color .18s}.course-unit>button:hover:not(:disabled){color:#2e6da9;background:#e5f1ff;border-color:#c9def5}.course-unit>button:disabled{color:#9ba8b8;background:#f0f3f7;border-color:#e3e8ef}.journey-card:not(.route-locked) .route-start>span{display:none}html.dark-theme .sidebar{background:linear-gradient(180deg,#19293cfa,#132030fa);border-right-color:var(--line)}html.dark-theme .brand-mark{background:linear-gradient(180deg,#77baff 0,#77baff 61%,#4386ce 61%);border-color:#47688c}html.dark-theme .brand-mark:before{background:linear-gradient(145deg,#edf6ff 0,#edf6ff 37%,#6894c6 38%,#6894c6)}html.dark-theme .brand-mark:after{background:#ffb7c5}html.dark-theme .nav-item>span{background:#20344b;color:#a7bdd6}html.dark-theme .nav-item.active:before{background:#79b6ff}html.dark-theme .nav-item.active>span{background:#304b69;box-shadow:none}html.dark-theme .side-route:hover{border-color:#344a64}html.dark-theme .course-unit>button{color:#b5d6fb;background:#263a51;border-color:#3b526b}html.dark-theme .course-unit>button:hover:not(:disabled){color:#d7e9ff;background:#2d4662;border-color:#55769a}html.dark-theme .course-unit>button:disabled{color:#8798ad;background:#202f42;border-color:#30445c}@media(max-width:780px){.brand{display:none!important}.sidebar nav{display:flex;gap:4px}.nav-item.active:before{inset:auto 20% 1px;width:auto;height:2px;border-radius:4px;background:#438ff5}.nav-item>span{width:auto;height:auto;background:transparent}.nav-item.active>span{background:transparent;box-shadow:none}.sidebar-bottom .nav-item{margin-bottom:0}html.dark-theme .nav-item.active:before{background:#79b6ff}}.learn-typing{position:relative;margin-top:17px}.learn-typing>label{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.learn-typing .input-wrap{min-height:56px;padding:0;border:0;background:transparent;box-shadow:none}.learn-typing .input-wrap:focus-within,.learn-typing .input-wrap.is-correct,.learn-typing .input-wrap.is-wrong{border:0;box-shadow:none}.learn-typing .input-wrap>span,.learn-typing .input-wrap>kbd{display:none}.learn-typing .input-wrap input{height:56px;padding:0 8px;border:0;background:transparent;box-shadow:none;text-align:center;font-size:19px}.learn-typing .input-wrap input:focus{outline:none}html.dark-theme .learn-typing .input-wrap{background:transparent;border:0;box-shadow:none}html.dark-theme .learn-typing .input-wrap input{color:var(--ink);background:transparent}html.light-theme .brand-mark{color:transparent;background:linear-gradient(180deg,#a8d8ff 0,#a8d8ff 61%,#72b8f4 61%);border-color:#ffffffe0;box-shadow:0 5px 15px #438ff533}html.light-theme .brand-mark:after{background:#438ff5;box-shadow:0 0 0 2px #ffffff80,-4px 3px 0 -2px #e9f5ff}html.dark-theme .brand-mark:after{background:#79b6ff;box-shadow:0 0 0 2px #fff3,-4px 3px 0 -2px #d9ecff}html,body{scrollbar-width:none;-ms-overflow-style:none}html::-webkit-scrollbar,body::-webkit-scrollbar{display:none;width:0;height:0}.topbar{position:static}.back-button{display:inline-flex;align-items:center;gap:10px;min-height:42px;padding:0 15px 0 9px;border:1px solid var(--line);border-radius:999px;background:var(--surface-glass);color:var(--ink);font-size:13px;font-weight:650;box-shadow:0 4px 14px #30548214;transition:background .18s,border-color .18s,box-shadow .18s,transform .18s}.back-button>span{display:grid;place-items:center;width:26px;height:26px;border-radius:50%;background:var(--accent-soft);color:var(--accent-strong);font-size:19px;line-height:1;transition:transform .18s}.back-button:hover{transform:translate(-2px);border-color:color-mix(in srgb,var(--accent) 42%,var(--line));background:var(--surface);color:var(--accent-strong);box-shadow:0 7px 18px #3054821f}.back-button:hover>span{transform:translate(-2px)}.back-button:focus-visible{outline:3px solid color-mix(in srgb,var(--accent) 35%,transparent);outline-offset:3px}html.dark-theme .back-button{box-shadow:0 4px 14px #0003}@media(max-width:520px){.mobile-practice .practice-controls .back-button{min-height:38px;padding:0 13px 0 8px;font-size:12px}.mobile-practice .practice-controls .back-button>span{width:24px;height:24px}}@media(min-width:781px){.mobile-account-button{display:none!important}}@media(max-width:780px){.topbar{display:none!important}.sidebar nav .nav-account-entry{display:none!important}.sidebar .nav-item.active:before{display:none!important;content:none!important}.topbar{min-height:46px;height:46px;padding-top:4px;padding-bottom:4px}.top-actions{width:auto;margin-left:auto;justify-content:flex-end}.mobile-account-button{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;min-height:34px;padding:0;border-radius:50%;font-size:0}.mobile-account-button>span:first-child{font-size:18px;line-height:1}.mobile-account-label{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}}.sidebar .nav-item.active:before{display:none!important;content:none!important}@media(max-width:780px){.sidebar{display:grid!important;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;padding-right:0;padding-left:0}.sidebar nav,.sidebar-bottom{display:contents!important}.sidebar .nav-item,.sidebar-bottom>.nav-item{display:grid;width:100%;min-width:0;flex:none;margin:0;padding:4px 2px;justify-items:center;align-content:center;white-space:nowrap}}
