:root{font-family:Hiragino Maru Gothic ProN,Yu Gothic,Meiryo,system-ui,sans-serif;color:#6b3e32;background:#aeeafa;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh}button{font:inherit}button:disabled{cursor:not-allowed}button:focus-visible,input:focus-visible{outline:4px solid #ffffff;outline-offset:3px}.appShell{min-height:100vh;overflow-x:hidden;background:radial-gradient(circle at 18% 18%,rgba(255,255,255,.82),transparent 12%),linear-gradient(180deg,#8fe6fb,#ccf5ff 47%,#ddf7b6 48%,#bde989 72%,#ffd2e6 72%);padding:20px 20px 96px;position:relative}.appShell:before,.appShell:after{content:"";position:fixed;left:-4vw;right:-4vw;bottom:76px;height:96px;background:radial-gradient(circle at 6% 74%,#8bd28b 0 44px,transparent 45px),radial-gradient(circle at 94% 72%,#9bdc98 0 42px,transparent 43px),linear-gradient(180deg,transparent 45%,rgba(116,197,108,.55) 46% 54%,transparent 55%);pointer-events:none;z-index:0}.appShell:after{bottom:52px;height:36px;background:repeating-linear-gradient(90deg,rgba(255,255,255,.8) 0 22px,transparent 22px 34px);opacity:.55}.appFrame{width:min(1480px,100%);margin:0 auto;position:relative;z-index:1}.topBar{display:grid;grid-template-columns:minmax(300px,.92fr) minmax(360px,1.32fr) minmax(300px,.9fr);gap:28px;align-items:stretch}.profilePanel,.missionPanel,.statusPanel,.todayStartPanel,.quickStats,.buddyRibbon,.wideTile,.noticeTile,.quizPanel,.tutorChat,.rewardRoom,.growthReport,.settingsPanel{background:linear-gradient(180deg,#fffffafa,#fff9e0f0);border:4px solid rgba(255,219,168,.95);box-shadow:0 8px #de977929,0 16px 38px #84543a21}.profilePanel,.missionPanel,.statusPanel{min-height:128px;border-radius:62px}.profilePanel{display:flex;align-items:center;gap:20px;padding:14px 26px 14px 16px}.profileEditButton{min-height:42px;border:0;border-radius:999px;background:#ffffffc2;color:#d65a8a;display:inline-flex;align-items:center;gap:7px;padding:0 14px;margin-left:auto;font-size:.9rem;font-weight:950;cursor:pointer;box-shadow:inset 0 0 0 3px #ff9fcb5c}.profileEditButton svg{width:18px;height:18px}.studentName{margin:0;font-size:clamp(1.5rem,2.2vw,2.25rem);line-height:1.05;font-weight:900;letter-spacing:0}.gradeText{margin:9px 0 0;color:#9c5742;font-size:1.32rem;font-weight:800}.missionPanel{padding:22px 38px;position:relative}.missionTitle,.progressRow,.statusPanel,.statusItem,.buddyRibbon,.roomHeader,.feedbackBox{display:flex;align-items:center}.missionTitle{gap:10px;color:#8d4d38;font-weight:900;font-size:1.34rem}.titleIcon{width:32px;height:32px;fill:#ffe35d;color:#f2b62e}.missionPanel strong{display:block;margin-top:7px;font-size:1.18rem}.progressRow{gap:18px;margin-top:20px}.missionFooter{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:16px;align-items:end}.progressTrack{flex:1;height:22px;border-radius:999px;overflow:hidden;background:#fff4e8;border:3px solid #f2dac8}.progressTrack span{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,#ff67a7,#ff9ec6);transition:width .28s ease}.progressText{min-width:62px;color:#8f4b38;font-weight:900;font-size:1.34rem}.missionGift{position:absolute;right:34px;top:26px;width:58px;height:58px;color:#ff79b1;fill:#ffd1e6}.missionActionButton{min-height:46px;border:0;border-radius:999px;background:linear-gradient(180deg,#ff91bd,#f25d9e);color:#fff;display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:0 16px;font-weight:950;cursor:pointer;box-shadow:0 5px #9d45682e}.missionActionButton svg{width:21px;height:21px}.statusPanel{gap:20px;justify-content:center;padding:18px 24px}.statusItem{display:grid;grid-template-columns:38px auto;grid-template-rows:auto auto;column-gap:10px;align-items:center;min-width:104px}.statusItem svg{grid-row:1 / 3;width:36px;height:36px}.statusItem:first-child svg{color:#f4b934;fill:#ffe266}.statusItem:nth-child(3) svg{color:#f05f90;fill:#ff8ab5}.statusItem strong{grid-column:2;font-size:2rem;line-height:1}.statusItem span{grid-column:2;display:block;font-size:.85rem;font-weight:900;white-space:nowrap}.statusDivider{width:3px;height:58px;border-radius:999px;background:#f4ca97}.roundAction{width:48px;height:48px;border:0;border-radius:50%;color:#fff;background:linear-gradient(180deg,#ff83b8,#f35c9f);box-shadow:0 4px #a441693d;display:grid;place-items:center;cursor:pointer}.roundAction svg{width:28px;height:28px}.buddyRibbon{width:min(740px,100%);min-height:82px;gap:18px;border-radius:36px;padding:10px 22px 10px 14px;margin:22px auto 26px}.buddyRibbon p,.roomHeader p,.quizLabel{margin:0;color:#d05f8b;font-weight:900;font-size:.96rem}.buddyRibbon strong{display:block;margin-top:4px;font-size:1.02rem}.buddyRibbon>svg{margin-left:auto;width:34px;height:34px;color:#f6c846;fill:#ffe777}.screenGrid{display:grid;gap:24px}.topBar+.lessonWorkspace,.topBar+.tutorChat,.topBar+.rewardRoom,.topBar+.growthReport,.topBar+.settingsPanel{margin-top:22px}.lessonCards{display:grid;grid-template-columns:repeat(5,minmax(178px,1fr));gap:22px}.lessonCard{min-height:360px;border:5px solid var(--lesson-border);background:linear-gradient(180deg,rgba(255,255,255,.96),var(--lesson-bg));border-radius:42px;box-shadow:inset 0 0 0 6px #fffc,0 10px #8258451f;color:var(--lesson-text);cursor:pointer;padding:28px 18px 20px;display:grid;grid-template-rows:auto auto minmax(82px,1fr) auto auto auto;justify-items:center;align-items:center;gap:10px;transition:transform .18s ease,box-shadow .18s ease}.lessonCard.done{background:linear-gradient(180deg,#fffffffa,#fff7d7)}.lessonCard.nextUp{box-shadow:inset 0 0 0 6px #ffffffdb,0 0 0 7px #ffffff9e,0 14px #8258451f}.lessonCard:hover,.lessonCard:focus-visible{transform:translateY(-6px);box-shadow:inset 0 0 0 6px #ffffffdb,0 16px #8258451c}.lessonCard:focus-visible,.missionActionButton:focus-visible,.wideTile:focus-visible,.noticeTile:focus-visible,.todayStartPanel button:focus-visible,.quickPromptRow button:focus-visible,.chatComposer button:focus-visible,.characterPicker button:focus-visible,.chatLessonPicker button:focus-visible,.profileEditButton:focus-visible,.roundAction:focus-visible,.nameSettingRow button:focus-visible,.bottomNav button:focus-visible,.lessonRail button:focus-visible,.choiceGrid button:focus-visible,.settingRow:focus-visible,.resetButton:focus-visible{outline:4px solid #ffffff;outline-offset:3px}.todayStartPanel{border-color:var(--lesson-border);border-radius:36px;display:grid;grid-template-columns:minmax(0,1fr) auto auto;gap:22px;align-items:center;padding:22px 26px;color:var(--lesson-text);background:radial-gradient(circle at 85% 15%,rgba(255,255,255,.8),transparent 18%),linear-gradient(180deg,#fffefb,var(--lesson-soft))}.todayStartPanel h1{margin:4px 0 8px;color:#6b4133;font-size:clamp(1.75rem,3vw,2.8rem);line-height:1.05}.todayStartPanel span{color:#704537;font-weight:900}.todayStartPanel button{min-height:58px;border:0;border-radius:24px;background:linear-gradient(180deg,#ff91bd,#f25d9e);color:#fff;display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:0 24px;font-size:1.08rem;font-weight:950;cursor:pointer;box-shadow:0 6px #9d45682e}.todayStartPanel button svg{width:24px;height:24px}.quickStats{border-radius:28px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;padding:16px 20px}.quickStats span{min-height:64px;border-radius:22px;background:#ffffff9e;display:grid;place-items:center;align-content:center;gap:2px;color:#7a4c3d;font-size:.95rem;font-weight:900;text-align:center}.quickStats strong{color:#df5489;font-size:1.75rem;line-height:1}.pink{--lesson-bg: #ffe5f0;--lesson-border: #ff9fcb;--lesson-text: #df5489;--lesson-soft: #fff0f6}.blue{--lesson-bg: #e2f6ff;--lesson-border: #72bff5;--lesson-text: #2b91d6;--lesson-soft: #f0faff}.yellow{--lesson-bg: #fff4bd;--lesson-border: #f7c745;--lesson-text: #d78915;--lesson-soft: #fff9d8}.green{--lesson-bg: #eef8dd;--lesson-border: #95d86b;--lesson-text: #579c3b;--lesson-soft: #f6ffe8}.purple{--lesson-bg: #f3e6ff;--lesson-border: #bd8df1;--lesson-text: #9161d6;--lesson-soft: #f9f0ff}.lessonStatusPill{min-height:28px;border-radius:999px;background:#ffffffdb;color:var(--lesson-text);display:inline-flex;align-items:center;justify-content:center;padding:0 12px;font-size:.86rem;font-weight:950;box-shadow:inset 0 0 0 3px #ffffffd6}.lessonStatusPill.done{background:linear-gradient(180deg,#fff0a8,#ffd467);color:#8a5b21}.cardTitle{font-size:clamp(1.55rem,2.3vw,2.4rem);line-height:1;font-weight:950;text-shadow:0 2px 0 white}.lessonArt{min-height:106px;display:grid;place-items:center;color:var(--lesson-text);font-size:clamp(2.1rem,4.2vw,4.25rem);font-weight:950;white-space:nowrap;text-shadow:0 4px 0 rgba(255,255,255,.78)}.cardSubtitle{width:calc(100% + 36px);min-height:58px;display:grid;place-items:center;padding:10px;background:#ffffe1a8;color:#77503f;font-size:1.04rem;font-weight:900}.starLine{display:flex;gap:9px}.starLine svg{width:34px;height:34px;color:#7d6a5a47;fill:#7d6a5a2e}.starLine .filled{color:#f7b733;fill:#ffe16d}.featureStrip{display:grid;grid-template-columns:minmax(280px,1.2fr) minmax(280px,1.1fr) 160px;gap:22px;align-items:stretch}.wideTile,.noticeTile{min-height:138px;border-radius:32px;cursor:pointer;color:#704537}.wideTile{display:grid;grid-template-columns:76px 1fr 176px;gap:18px;align-items:center;text-align:left;padding:22px 26px}.wideTile svg,.noticeTile svg{width:54px;height:54px;color:#f3974b;fill:#ffe1a1}.wideTile strong{display:block;margin-bottom:8px;font-size:1.25rem}.wideTile span{font-weight:800;line-height:1.45}.miniMap{height:94px;border-radius:999px;background:linear-gradient(135deg,#aeea8b,#f6e7a2);position:relative;border:4px solid #fff9cf}.miniMap span{position:absolute;width:34px;height:34px;border-radius:50%;background:#fff5b9;box-shadow:0 0 0 4px #f6b95b}.miniMap span:nth-child(1){left:20px;top:26px}.miniMap span:nth-child(2){left:68px;top:12px}.miniMap span:nth-child(3){right:48px;bottom:12px}.miniMap span:nth-child(4){right:15px;top:18px;background:#ffa7ca}.podium{display:flex;align-items:flex-end;justify-content:center;gap:7px}.podium i{width:44px;border-radius:12px 12px 6px 6px;background:#ffc36e;color:#fff;font-style:normal;font-weight:950;text-align:center;padding-top:12px;box-shadow:inset 0 -5px #b76e2a2e}.podium i:nth-child(1){height:58px;background:#8bd0fb}.podium i:nth-child(2){height:78px}.podium i:nth-child(3){height:48px;background:#ff9fca}.noticeTile{display:grid;place-items:center;align-content:center;gap:10px;padding:18px;font-weight:950;font-size:1.1rem}.bottomNav{position:fixed;z-index:10;left:0;right:0;bottom:0;height:84px;background:linear-gradient(180deg,#ffd9eb,#ffc1dd);border-top:4px solid #ff9fcb;display:grid;grid-template-columns:repeat(6,minmax(58px,146px));justify-content:center;gap:min(4vw,28px);padding:7px 14px 10px}.bottomNav button{border:0;border-radius:28px;background:transparent;color:#995f50;display:grid;place-items:center;gap:2px;cursor:pointer;min-width:0;font-weight:950}.bottomNav button.active{background:#ffffffdb;color:#f05b98;box-shadow:0 5px #b5637624}.bottomNav svg{width:31px;height:31px}.bottomNav span{font-size:.98rem}@keyframes spin{to{transform:rotate(360deg)}}.lessonWorkspace{display:grid;grid-template-columns:272px minmax(0,1fr);gap:24px;align-items:stretch}.lessonRail{display:grid;gap:12px}.lessonRail button{min-height:78px;border:4px solid var(--lesson-border);border-radius:24px;background:linear-gradient(180deg,white,var(--lesson-soft));color:var(--lesson-text);text-align:left;padding:14px 16px;cursor:pointer;box-shadow:0 5px #724c3817}.lessonRail button.active{transform:translate(6px);box-shadow:0 8px #724c381f}.lessonRail span{display:block;font-size:1.22rem;font-weight:950}.lessonRail small{display:block;margin-top:4px;color:#745044;font-weight:800}.quizPanel{border-color:var(--lesson-border);border-radius:34px;padding:28px;background:radial-gradient(circle at 88% 20%,rgba(255,255,255,.82),transparent 19%),linear-gradient(180deg,#fffefb,var(--lesson-soft))}.quizHero{display:grid;grid-template-columns:auto 1fr;gap:22px;align-items:center}.quizHero h1{margin:6px 0 8px;color:#6c4335;font-size:clamp(1.8rem,3.1vw,3.2rem);line-height:1.18;letter-spacing:0}.quizHero p:last-child{margin:0;font-size:1.08rem;font-weight:800}.choiceGrid{display:grid;grid-template-columns:repeat(3,minmax(120px,1fr));gap:18px;margin-top:30px}.choiceGrid button{min-height:104px;border:5px solid #f2cda5;border-radius:28px;background:#fff;color:#704335;font-size:clamp(1.45rem,2.2vw,2.25rem);font-weight:950;cursor:pointer;box-shadow:0 7px #8d563a1f}.choiceGrid button.selected{border-color:var(--lesson-border);background:var(--lesson-bg)}.choiceGrid button.correct{border-color:#7dcc65;background:#f1ffe8}.choiceGrid button.wrong{border-color:#ff89ad;background:#fff0f5}.choiceGrid button:disabled{opacity:.72}.choiceGrid button.selected:disabled{opacity:1}.feedbackBox{min-height:74px;margin-top:24px;border-radius:24px;padding:14px 20px;gap:12px;background:#ffffffc7;color:#704537;font-size:1.16rem;font-weight:950;justify-content:flex-start}.feedbackBox svg{width:34px;height:34px}.feedbackBox.correct{background:#ecffde;color:#4e8f38}.feedbackBox.wrong{background:#fff0f7;color:#d85583}.feedbackTalkButton{min-height:42px;border:0;border-radius:999px;background:linear-gradient(180deg,#ff91bd,#f25d9e);color:#fff;display:inline-flex;align-items:center;gap:8px;padding:0 16px;font-weight:950;cursor:pointer;box-shadow:0 4px #9d45682e}.feedbackTalkButton svg{width:22px;height:22px}.feedbackActions{margin-left:auto;display:flex;flex-wrap:wrap;gap:10px;justify-content:flex-end}.nextQuestionButton{min-height:42px;border:0;border-radius:999px;background:linear-gradient(180deg,#ffc95d,#ff9f43);color:#fff;display:inline-flex;align-items:center;gap:6px;padding:0 16px;font-weight:950;cursor:pointer;box-shadow:0 4px #a568262e}.nextQuestionButton svg{width:22px;height:22px}.buddyTalkButton{min-height:44px;border:0;border-radius:999px;background:linear-gradient(180deg,#7fc9ff,#50a8ec);color:#fff;display:inline-flex;align-items:center;gap:8px;padding:0 18px;font-weight:950;cursor:pointer;box-shadow:0 4px #3e76a42e}.buddyTalkButton svg{width:22px;height:22px}.tutorChat{display:grid;grid-template-columns:minmax(290px,.8fr) minmax(0,1.2fr);gap:24px;border-radius:36px;border-color:var(--lesson-border);padding:24px;background:radial-gradient(circle at 16% 16%,rgba(255,255,255,.86),transparent 18%),linear-gradient(180deg,#fffefb,var(--lesson-soft))}.chatStage,.chatPanel{min-width:0}.chatHero{display:grid;grid-template-columns:auto 1fr;gap:18px;align-items:center}.chatHero h1{margin:6px 0 8px;color:#6c4335;font-size:clamp(1.65rem,2.7vw,2.6rem);line-height:1.12}.chatHero p:last-child{margin:0;font-weight:850;line-height:1.45}.characterPicker,.chatLessonPicker,.quickPromptRow{display:flex;flex-wrap:wrap;gap:10px}.characterPicker{margin-top:22px}.characterPicker button{min-height:80px;border:4px solid var(--lesson-border);border-radius:24px;background:linear-gradient(180deg,white,var(--lesson-soft));color:var(--lesson-text);display:flex;align-items:center;gap:10px;padding:8px 14px 8px 8px;font-weight:950;cursor:pointer;box-shadow:0 4px #724c3817}.characterPicker button.active{transform:translateY(-3px);box-shadow:0 8px #724c381f}.chatLessonPicker{margin-top:18px}.chatLessonPicker button,.quickPromptRow button{min-height:42px;border:3px solid var(--lesson-border);border-radius:999px;background:#ffffffd1;color:var(--lesson-text);padding:0 14px;font-weight:950;cursor:pointer}.chatLessonPicker button.active{background:var(--lesson-bg);box-shadow:inset 0 0 0 3px #ffffffb8}.chatPanel{display:grid;grid-template-rows:auto minmax(260px,1fr) auto auto auto;gap:14px}.chatContext{min-height:58px;border-radius:22px;background:#ffffffbd;color:#6d4437;display:flex;align-items:center;gap:12px;padding:12px 16px;font-weight:950}.chatContext svg{width:28px;height:28px;color:#f2b62e;fill:#ffe777;flex:0 0 auto}.messageList{min-height:260px;max-height:390px;overflow-y:auto;display:flex;flex-direction:column;gap:12px;padding:4px}.messageBubble{display:flex;gap:10px;align-items:flex-end}.messageBubble.user{justify-content:flex-end}.messageBubble p{max-width:min(520px,82%);margin:0;border-radius:24px;padding:13px 16px;font-size:1rem;font-weight:850;line-height:1.55;white-space:pre-wrap}.messageBubble.assistant p{color:#6d4437;background:#ffffffe0;border:3px solid rgba(255,210,142,.88)}.messageBubble.user p{color:#fff;background:linear-gradient(180deg,#ff88b9,#ef5d9d);box-shadow:0 4px #9d456829}.messageBubble.loading svg{width:18px;height:18px;margin-right:6px;animation:spin .95s linear infinite;vertical-align:middle}.quickPromptRow button{border-color:#ff9fcbdb;color:#d65a8a}.quickPromptRow button:disabled{opacity:.55}.chatComposer{display:grid;grid-template-columns:1fr auto;gap:10px}.chatComposer input{min-height:58px;min-width:0;border:4px solid #f3cda6;border-radius:22px;background:#fff;color:#6c4335;padding:0 18px;font:inherit;font-weight:850}.chatComposer input:focus-visible{outline:4px solid white;outline-offset:2px}.chatComposer button{min-height:58px;border:0;border-radius:22px;background:linear-gradient(180deg,#83cbff,#48a7ed);color:#fff;display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:0 18px;font-weight:950;cursor:pointer;box-shadow:0 5px #3e76a42e}.chatComposer button:disabled{cursor:not-allowed;opacity:.55}.chatComposer svg{width:22px;height:22px}.chatError{margin:0;color:#d85583;font-weight:900;font-size:.92rem}.rewardRoom,.growthReport,.settingsPanel{border-radius:36px;padding:28px}.roomHeader{gap:20px}.roomHeader h1{margin:4px 0 0;color:#6b4133;font-size:clamp(1.7rem,3vw,2.8rem);line-height:1.1}.roomSubText{display:block;margin-top:8px;color:#835848;font-size:.96rem;font-weight:850;line-height:1.55}.badgeGrid{display:grid;grid-template-columns:repeat(4,minmax(150px,1fr));gap:18px;margin-top:26px}.badge{min-height:168px;border:4px dashed #e1cbb7;border-radius:28px;background:#ffffffad;display:grid;place-items:center;align-content:center;gap:8px;text-align:center;padding:18px;color:#9a7f70}.badge.unlocked{border-style:solid;border-color:#ffc353;background:linear-gradient(180deg,#fff7cf,#ffe6f0);color:#895441}.badge svg{width:48px;height:48px;color:#f5b43c;fill:#ffe27a}.badge strong{font-size:1.04rem}.growthRows{display:grid;gap:17px;margin-top:26px}.growthRow{display:grid;grid-template-columns:112px 1fr 58px;gap:16px;align-items:center;font-weight:950}.growthRow>div{height:28px;border-radius:999px;background:#fff1dc;border:3px solid #f0d1ae;overflow:hidden}.growthRow i{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,#82d86a,#77c7ff,#ff9fcb)}.settingsList{display:grid;gap:16px;margin-top:26px}.settingRow{min-height:88px;border:4px solid #f0d1ae;border-radius:26px;background:#ffffffb8;display:flex;justify-content:space-between;gap:18px;align-items:center;text-align:left;padding:18px 22px;color:#6e4739;cursor:pointer}.nameSettingRow{min-height:108px;border:4px solid #f0d1ae;border-radius:26px;background:#ffffffb8;display:grid;grid-template-columns:minmax(120px,.72fr) minmax(160px,1fr) auto;gap:12px;align-items:center;padding:18px 22px;color:#6e4739}.nameSettingRow label{display:grid;gap:4px}.nameSettingRow strong{display:block;font-size:1.16rem}.nameSettingRow span,.nameSettingRow small{font-weight:850}.nameSettingRow small{grid-column:2 / 4;color:#d65a8a;font-size:.88rem}.nameSettingRow input{min-height:50px;min-width:0;border:4px solid #ffd0e3;border-radius:18px;background:#fff;color:#6c4335;padding:0 14px;font:inherit;font-weight:900}.nameSettingRow input:focus-visible{outline:4px solid white;outline-offset:2px}.nameSettingRow button{min-height:50px;border:0;border-radius:18px;background:linear-gradient(180deg,#ff91bd,#f25d9e);color:#fff;padding:0 18px;font-weight:950;cursor:pointer;box-shadow:0 5px #9d45682e}.settingRow strong{display:block;font-size:1.16rem;margin-bottom:4px}.guardianNote{min-height:108px;border:4px solid #f0d1ae;border-radius:26px;background:#ffffffb8;display:grid;gap:8px;padding:18px 22px;color:#6e4739}.guardianNote strong{font-size:1.16rem}.guardianNote span{font-weight:850;line-height:1.55}.switch{width:70px;height:38px;flex:0 0 auto;border-radius:999px;background:#d8c5b8;position:relative}.switch:after{content:"";position:absolute;width:30px;height:30px;border-radius:50%;left:4px;top:4px;background:#fff;box-shadow:0 2px 6px #5e3a2d38;transition:transform .18s ease}.switch.on{background:#83d66a}.switch.on:after{transform:translate(32px)}.resetButton{min-height:64px;border:0;border-radius:22px;background:linear-gradient(180deg,#ff91bd,#f25d9e);color:#fff;font-weight:950;cursor:pointer;box-shadow:0 6px #9d456838}.mascotSprite{--sprite-size: 78px;width:var(--sprite-size);height:var(--sprite-size);border-radius:50%;display:inline-block;overflow:hidden;flex:0 0 auto;background:#fff8fb;border:4px solid rgba(255,168,202,.75);box-shadow:0 6px 16px #7c47541f}.mascotSprite.small{--sprite-size: 72px}.mascotSprite.large{--sprite-size: 108px}.mascotSprite.hero{--sprite-size: clamp(118px, 18vw, 210px);border-radius:34px;border-color:#ffd381db}.mascotSprite img{display:block;width:300%;height:200%;max-width:none;object-fit:cover;transform:translate(calc(var(--sprite-x) * -33.333%),calc(var(--sprite-y) * -50%));transform-origin:top left}.skyDecor{position:fixed;pointer-events:none;z-index:0}.cloudA,.cloudB,.cloudC{width:86px;height:34px;border-radius:999px;background:#ffffffd1;filter:drop-shadow(0 5px 8px rgba(70,142,161,.12))}.cloudA:before,.cloudA:after,.cloudB:before,.cloudB:after,.cloudC:before,.cloudC:after{content:"";position:absolute;border-radius:50%;background:inherit}.cloudA:before,.cloudB:before,.cloudC:before{width:42px;height:42px;left:18px;top:-19px}.cloudA:after,.cloudB:after,.cloudC:after{width:52px;height:52px;right:8px;top:-29px}.cloudA{top:17%;left:24%}.cloudB{top:18%;right:7%}.cloudC{top:26%;left:-18px}.gentleMode{font-size:1.06rem;background:radial-gradient(circle at 18% 18%,rgba(255,255,255,.62),transparent 10%),linear-gradient(180deg,#bdeaf5,#ddf7ff 47%,#e6f7ca 48%,#cfe9a7 72%,#ffe1ee 72%)}.gentleMode:before,.gentleMode:after,.gentleMode .skyDecor{opacity:.34}.gentleMode .lessonCard,.gentleMode .wideTile,.gentleMode .noticeTile,.gentleMode .quizPanel,.gentleMode .tutorChat,.gentleMode .rewardRoom,.gentleMode .growthReport,.gentleMode .settingsPanel{box-shadow:0 5px #de97791f,0 10px 24px #84543a1a}.gentleMode .lessonCard:hover,.gentleMode .lessonCard:focus-visible{transform:none}.gentleMode *,.gentleMode *:before,.gentleMode *:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}:root.gentleModeRoot{scroll-behavior:auto}@media(max-width:1120px){.topBar{grid-template-columns:1fr 1fr}.missionPanel{order:3;grid-column:1 / -1}.lessonCards{grid-template-columns:repeat(3,minmax(176px,1fr))}.todayStartPanel{grid-template-columns:minmax(0,1fr) auto}.todayStartPanel button{grid-column:1 / -1;width:100%}.featureStrip{grid-template-columns:1fr 1fr}.noticeTile{grid-column:1 / -1;min-height:92px}.lessonWorkspace,.tutorChat{grid-template-columns:1fr}.lessonRail{grid-template-columns:repeat(5,minmax(132px,1fr));overflow-x:auto;padding-bottom:8px}.lessonRail button{min-width:152px}}@media(max-height:860px)and (min-width:900px){.appShell{padding-top:12px}.topBar{gap:20px}.profilePanel,.missionPanel,.statusPanel{min-height:104px;border-radius:46px}.profilePanel{padding:10px 22px 10px 12px}.profileEditButton{min-height:36px;padding:0 12px;font-size:.82rem}.studentName{font-size:1.72rem}.gradeText{margin-top:6px;font-size:1.14rem}.missionPanel{padding:16px 32px}.missionTitle{font-size:1.12rem}.titleIcon{width:28px;height:28px}.missionPanel strong{font-size:1rem}.progressRow{margin-top:12px}.missionFooter{gap:12px}.progressTrack{height:18px}.missionGift{width:46px;height:46px;top:20px;right:28px}.missionActionButton{min-height:40px;padding:0 14px;font-size:.88rem}.statusPanel{gap:14px;padding:12px 18px}.statusItem{min-width:94px}.statusItem strong{font-size:1.72rem}.roundAction{width:44px;height:44px}.mascotSprite.large{--sprite-size: 86px}.buddyRibbon{min-height:72px;margin-top:14px;margin-bottom:18px;padding-top:8px;padding-bottom:8px}.lessonCards{gap:18px}.lessonCard{min-height:264px;border-radius:34px;padding:18px 16px 16px;gap:9px}.lessonArt{min-height:66px;font-size:clamp(1.9rem,3.3vw,3.35rem)}.cardSubtitle{min-height:48px}.starLine svg{width:28px;height:28px}.featureStrip{gap:18px}.wideTile,.noticeTile{min-height:116px;border-radius:28px}.wideTile{grid-template-columns:58px 1fr 132px;padding:18px 22px}.wideTile svg,.noticeTile svg{width:46px;height:46px}.miniMap{height:76px}.topBar+.lessonWorkspace,.topBar+.tutorChat,.topBar+.rewardRoom,.topBar+.growthReport,.topBar+.settingsPanel{margin-top:18px}.tutorChat{grid-template-columns:260px minmax(0,1fr);gap:16px;padding:16px}.chatHero{grid-template-columns:76px 1fr;gap:12px}.chatHero .mascotSprite.hero{--sprite-size: 76px;border-radius:22px}.chatHero h1{font-size:1.42rem}.chatHero p:last-child{font-size:.92rem}.characterPicker{margin-top:12px;gap:8px}.characterPicker button{flex:1 1 112px;min-height:54px;border-radius:18px;padding:6px 10px 6px 6px}.characterPicker .mascotSprite.small{--sprite-size: 38px}.chatLessonPicker{margin-top:10px;gap:8px}.chatLessonPicker button,.quickPromptRow button{min-height:36px;padding:0 12px}.lessonWorkspace{gap:20px}.lessonRail{gap:9px}.lessonRail button{min-height:70px;padding:9px 14px}.lessonRail span{font-size:1.08rem}.lessonRail small{font-size:.78rem}.quizPanel{padding:22px 28px}.quizHero h1{font-size:clamp(1.7rem,2.7vw,2.8rem)}.choiceGrid{margin-top:24px}.choiceGrid button{min-height:88px}.feedbackBox{min-height:64px;margin-top:18px}.chatPanel{grid-template-rows:auto minmax(150px,1fr) auto auto auto;gap:10px}.chatContext{min-height:48px;border-radius:18px;padding:9px 14px}.messageList{min-height:150px;max-height:190px}.messageBubble p{padding:10px 14px;font-size:.95rem}.chatComposer input,.chatComposer button{min-height:48px}}@media(max-width:720px){.appShell{padding:12px 12px 96px}.topBar{grid-template-columns:1fr;gap:14px}.profilePanel,.missionPanel,.statusPanel{min-height:88px;border-radius:30px}.profilePanel{padding:9px 16px 9px 10px}.profileEditButton{min-height:34px;padding:0 10px;font-size:.76rem}.mascotSprite.large{--sprite-size: 74px}.studentName{font-size:1.45rem}.gradeText{margin-top:4px;font-size:1rem}.missionPanel{order:initial;padding:14px 18px}.missionTitle{font-size:1rem}.missionPanel strong{font-size:.94rem}.progressRow{margin-top:10px}.missionFooter{grid-template-columns:1fr;align-items:stretch;gap:12px}.progressTrack{height:16px}.missionActionButton{width:100%}.missionGift{display:none}.statusPanel{justify-content:space-between;gap:12px;padding:12px 14px}.statusItem{min-width:86px;grid-template-columns:32px auto;column-gap:8px}.statusItem svg{width:30px;height:30px}.statusItem strong{font-size:1.55rem}.roundAction{width:42px;height:42px}.buddyRibbon{margin:14px 0 18px;border-radius:28px;min-height:76px;gap:10px;padding:8px 14px}.buddyRibbon .mascotSprite{--sprite-size: 58px}.buddyRibbon p{font-size:.86rem}.buddyRibbon strong{font-size:.92rem}.buddyTalkButton{width:100%;justify-content:center}.lessonCards{grid-template-columns:1fr;gap:16px}.todayStartPanel{grid-template-columns:1fr auto;border-radius:30px;padding:18px}.todayStartPanel .mascotSprite.large{--sprite-size: 68px}.todayStartPanel button{grid-column:1 / -1;width:100%}.quickStats{grid-template-columns:1fr;padding:14px}.lessonCard{min-height:188px;border-radius:32px;grid-template-rows:auto auto auto auto auto;padding:18px 16px}.lessonArt{min-height:58px}.lessonCard .mascotSprite{display:none}.featureStrip{grid-template-columns:1fr}.wideTile{grid-template-columns:58px 1fr}.miniMap,.podium{display:none}.quizPanel{padding:20px;border-radius:28px}.quizHero{grid-template-columns:1fr;text-align:center}.quizHero .mascotSprite{margin:0 auto}.choiceGrid{grid-template-columns:1fr}.feedbackBox{flex-wrap:wrap}.feedbackActions{width:100%;margin-left:0}.feedbackTalkButton,.nextQuestionButton{width:100%;justify-content:center}.tutorChat{padding:18px;border-radius:28px}.chatHero{grid-template-columns:1fr;text-align:center}.chatHero .mascotSprite{margin:0 auto}.characterPicker button{min-height:66px;flex:1 1 100%}.chatComposer{grid-template-columns:1fr}.chatComposer button{width:100%}.badgeGrid{grid-template-columns:1fr}.nameSettingRow{grid-template-columns:1fr;padding:16px}.nameSettingRow small{grid-column:1}.nameSettingRow button{width:100%}.growthRow{grid-template-columns:82px 1fr 44px;gap:10px}.bottomNav{height:84px;gap:2px;padding-left:6px;padding-right:6px}.bottomNav svg{width:23px;height:23px}.bottomNav span{font-size:.7rem}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important;transition-duration:.01ms!important}}