@import url('./pet-art.css');
:root{color-scheme:light;--ink:#253b44;--green:#326853;--cream:#fffcf0;--pink:#ed5873;--blue:#3e92ae;--muted:#718181;font-family:ui-rounded,'PingFang SC','Hiragino Sans GB','Microsoft YaHei',system-ui,sans-serif;font-size:16px;color:var(--ink);background:#bfdfb1}*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button{cursor:pointer;-webkit-tap-highlight-color:transparent;touch-action:manipulation}button:disabled{cursor:default;opacity:.5}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:4px solid #277da8;outline-offset:4px}button{border:0}a{color:inherit}h1,h2,h3,p{margin:0}h1{font-size:clamp(30px,4vw,52px);line-height:1.25;letter-spacing:-1.5px;font-weight:850}h2{font-size:26px;line-height:1.4}small{font-size:13px;line-height:1.6}.icon{width:24px;height:24px;flex-shrink:0;vertical-align:middle}.world{position:fixed;inset:0;background:linear-gradient(90deg,rgba(20,64,43,.12),rgba(36,80,43,.02)),url('./assets/camp.png') center/cover;z-index:-2}.world:after{content:'';position:absolute;inset:0;background:linear-gradient(0deg,rgba(37,75,40,.25),transparent 65%)}.shell{max-width:1440px;min-height:100svh;margin:auto;padding:22px 32px 112px}.topbar{display:flex;justify-content:space-between;gap:16px;align-items:center;min-height:48px;margin-bottom:24px}.brand,.top-tools{display:flex;align-items:center;gap:12px}.brand{font-weight:800;font-size:17px}.brand>span:not(.mini-ball){background:var(--cream);padding:12px 22px;border-radius:8px 18px 18px 8px;box-shadow:0 3px 0 #29463424}.top-tools{gap:10px}.icon-button{background:#fffcf0ed;color:var(--ink);width:48px;height:48px;display:inline-flex;align-items:center;justify-content:center;border-radius:50%;font-size:26px;box-shadow:0 3px 0 #29463424}.currency{display:flex;align-items:center;gap:8px;background:var(--cream);border-radius:30px;padding:12px 18px;font-weight:800}.currency svg{color:var(--pink)}.mini-ball{display:inline-block;width:38px;height:38px;border:3px solid #304953;border-radius:50%;background:linear-gradient(#ef5570 45%,#304953 45%,#304953 55%,white 55%);position:relative;flex-shrink:0}.mini-ball:after,.big-ball i{content:'';position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:14px;height:14px;border:3px solid #304953;border-radius:50%;background:white}.button{background:var(--pink);color:white;min-height:52px;padding:14px 24px;border-radius:16px;display:inline-flex;gap:10px;align-items:center;justify-content:center;font-weight:800;box-shadow:0 4px 0 #b9365060;line-height:1.4}.button:hover{filter:brightness(1.04)}.button:active{transform:translateY(2px);box-shadow:0 2px 0 #b9365060}.button.soft{background:#edf2df;color:var(--green);box-shadow:0 3px 0 #788d6820}.wide{width:100%}.jumbo{min-height:60px;font-size:20px}.mini-button{background:#edf2df;color:var(--green);border-radius:12px;padding:10px 14px;font-weight:750;min-height:44px;display:inline-flex;align-items:center;justify-content:center;gap:6px}.text-button{background:none;color:var(--green);min-height:48px;padding:10px;font-weight:700;display:inline-flex;align-items:center;gap:6px}.eyebrow{font-size:12px;letter-spacing:1.5px;color:#54776b;font-weight:800;display:block;margin-bottom:10px}.eyebrow.light{color:white;text-shadow:0 1px 3px #19422d}.paper{background:#fffcf3f7;border:1px solid #ffffffc4;border-radius:28px;box-shadow:0 10px 36px #23463119,0 4px 0 #314a3925}.muted{color:var(--muted);font-size:13px;line-height:1.7}.center{text-align:center;margin:24px}.tabs{display:flex;gap:6px;background:#e8eddc;border-radius:14px;padding:5px;width:fit-content;max-width:100%}.tabs button{background:transparent;color:#546a62;border-radius:10px;min-height:44px;padding:10px 18px;font-weight:750}.tabs button.selected{background:white;color:#255742;box-shadow:0 2px 6px #36562b19}.dock{position:fixed;bottom:max(18px,env(safe-area-inset-bottom));left:50%;transform:translateX(-50%);display:flex;gap:8px;border:1px solid #ffffffe0;background:#f9ffeddf;backdrop-filter:blur(14px);padding:8px;border-radius:26px;box-shadow:0 5px 0 #2e60492b,0 8px 30px #254a2e20;z-index:10}.dock-item{display:flex;gap:9px;align-items:center;justify-content:center;min-height:54px;min-width:100px;padding:14px 18px;border-radius:18px;color:#365c54;background:transparent;font-weight:800}.dock-item.active{background:#fffdf3;box-shadow:0 2px 8px #5474501a;color:#d44a69}.dock-item:nth-child(2) svg{color:#c89b36}.dock-item:nth-child(3) svg{color:#4888ac}.dock-item:nth-child(4) svg{color:#d55e7c}.dock-item:nth-child(5) svg{color:#3b9474}
/* Tablet camp: the companion occupies the scene, tasks stay within easy reach. */
.camp-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(340px,.85fr);gap:32px;align-items:stretch;min-height:calc(100svh - 220px)}.camp-hero{position:relative;padding:20px 12px 0;display:flex;flex-direction:column;align-items:flex-start}.camp-hero h1{color:white;text-shadow:0 3px 0 #294733,0 4px 15px #234d5970}.level-pills{display:flex;gap:6px;flex-wrap:wrap;margin:20px 0 0;position:relative;z-index:2}.level-pill{background:#fffdecdf;border-radius:25px;padding:10px 14px;font-size:12px;color:#446159;min-height:44px;box-shadow:0 3px 0 #345a2a24}.level-pill b{font-size:16px;color:#d45070;margin-left:6px}.hero-pet{position:relative;background:none;width:min(100%,430px);align-self:center;flex:1;min-height:230px;max-height:360px;border:0;filter:drop-shadow(0 12px 10px #25512e22)}.hero-pet .animated-pet{width:100%;height:100%}.pet-caption{background:#fffce9e8;border-radius:18px;padding:12px 16px;align-self:center;display:flex;gap:12px;align-items:center;font-size:12px;box-shadow:0 3px 0 #28462d22}.pet-caption b{font-size:18px}.pet-caption span{color:#60786a}.pet-caption .mini-button{font-size:14px;min-height:40px}.today-plan{background:#fffdf2f0;backdrop-filter:blur(8px);border:1px solid #ffffff;border-radius:30px;padding:26px;display:flex;flex-direction:column;gap:16px;box-shadow:0 7px 0 #31543b25,0 16px 30px #284c2d18;align-self:center}.plan-title .eyebrow{font-size:10px;color:#96a087;letter-spacing:1.6px}.plan-title h2{font-size:25px;display:flex;justify-content:space-between;gap:8px}.plan-title h2 span{color:#dfad39;letter-spacing:2px}.plan-title small{color:#7c8b76;display:block;margin-top:6px}.task-card{display:flex;align-items:center;gap:14px;text-align:left;width:100%;border-radius:20px;padding:19px 16px;background:#f8ead6;color:var(--ink);box-shadow:0 4px 0 #dcb88835;min-height:116px}.task-card>span:nth-child(2){flex:1;display:flex;flex-direction:column;gap:7px;min-width:0}.task-card strong{font-size:23px;line-height:1.25}.task-card small{color:#856e4a;font-size:11px}.task-card em{font-size:12px;font-style:normal;color:#8e846c}.task-icon{width:54px;height:54px;border-radius:17px;background:#edb852;color:white;display:flex;align-items:center;justify-content:center;font-weight:900;font-size:20px;flex-shrink:0}.reading-task{background:#e1edf0;box-shadow:0 4px 0 #93b5bd30}.reading-task small{color:#5c7d87}.reading-task em{color:#6d8c95}.reading-task .task-icon{background:#67a4b4}.task-card.done .task-icon{background:#72a382}.camp-note{display:flex;align-items:center;gap:14px;color:#7c8875;font-size:14px;line-height:1.7;min-height:68px}.camp-note .animated-pet{width:90px;height:70px;flex-shrink:0}.resume-button{font-size:15px;min-height:46px;padding:10px}.page-head{margin:30px 0 24px}.page-head h1{color:#fffdf2;text-shadow:0 2px 3px #315a4166}.page-head h1 span{color:#fff1ab}.page-head>.eyebrow{color:#fffdf1}.subject-tabs{margin-top:20px}.map-panel{padding:28px}.gym-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}.gym-node{border-radius:20px;background:#eff1df;min-height:160px;padding:18px 10px;display:flex;flex-direction:column;align-items:center;gap:12px;color:#486457}.gym-node b{font-size:16px}.gym-node small{font-size:11px;color:#839276}.gym-number{font-size:24px;font-weight:900;width:72px;height:62px;border-radius:20px;background:#fff9e4;display:flex;align-items:center;justify-content:center;color:#d49e37;box-shadow:0 3px 0 #d9c7973b}.gym-node.current{background:#f9ead8;outline:3px solid #e7b55f;outline-offset:-3px}.gym-node.cleared{background:#dfeedd}.gym-node.cleared .gym-number{color:#59976d}.gym-node.locked{filter:grayscale(.6)}.map-footer{display:flex;justify-content:space-between;align-items:center;gap:16px;margin:25px 0 12px;font-size:14px}.map-panel>.muted{text-align:center}.auth-layout,.split-scene{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;max-width:1080px;margin:35px auto}.auth-hero h1{color:white;text-shadow:0 3px 0 #37614d}.auth-hero p{color:white;margin:18px 0;font-size:19px;line-height:1.8}.auth-hero .animated-pet{height:300px;max-width:400px}.auth-card{padding:34px}.auth-card h2{margin:24px 0 8px}.auth-card>p{color:var(--muted);font-size:14px}.auth-card>small{display:block;text-align:center;color:var(--muted);margin-top:20px}label{display:block;font-size:14px;font-weight:700;margin:18px 0}input{display:block;width:100%;background:white;border:1px solid #cbd6c4;border-radius:12px;height:52px;padding:12px 16px;margin-top:7px;color:var(--ink)}#auth-error{color:#c64960;font-size:14px;margin:12px 0}.narrative{padding:38px}.narrative p{line-height:1.9;color:#758375;margin:24px 0}.narrative small{display:block;margin-top:20px;color:#7d8a79}.scene-pet .animated-pet{width:100%;max-height:440px}.mode-tabs{margin:20px 0}.mode-tabs button{padding:10px 14px}
/* Questions use generous touch targets with readable, uncluttered feedback. */
.lesson-progress{display:flex;align-items:center;justify-content:space-between;background:#fffcebee;padding:12px 22px;border-radius:20px;max-width:800px;margin:0 auto 20px}.lesson-progress>div{display:flex;gap:9px}.lesson-progress i{font-style:normal;width:36px;height:36px;border-radius:50%;background:#e5e9d6;display:flex;justify-content:center;align-items:center;color:#8b987f;font-weight:800}.lesson-progress i.current{background:#e9bc60;color:white}.lesson-progress i.complete{background:#71a982;color:white}.lesson-progress>span{color:#7c8975;font-size:14px}.lesson-layout{display:grid;grid-template-columns:minmax(180px,.38fr) minmax(0,1fr);gap:28px;max-width:1120px;margin:auto;align-items:center}.coach{display:flex;flex-direction:column;align-items:center}.coach .animated-pet{width:100%;max-height:300px}.speech{background:#fffcf0f5;border-radius:20px;padding:17px 18px;font-size:15px;line-height:1.6;position:relative;max-width:260px}.speech:before{content:'';position:absolute;top:-10px;left:50%;border-bottom:11px solid #fffcf0f5;border-left:10px solid transparent;border-right:10px solid transparent}.question-card{padding:28px 34px;min-height:450px}.question-meta{display:flex;justify-content:space-between;align-items:center;color:#8b9782;font-size:12px;gap:8px}.question-card h2{font-size:27px;line-height:1.7;margin:20px 0;letter-spacing:.5px}.equation{display:flex;justify-content:center;align-items:center;gap:22px;font-size:50px;font-weight:800;min-height:100px;margin:8px 0 20px}.equation small{font-size:30px;color:#9aac8c}.equation>span{color:#db9b3a}.dots{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;padding:20px;max-width:400px;margin:auto}.dots i{width:32px;height:32px;border-radius:50%;background:#efb84d;box-shadow:inset -4px -4px 0 #cb942829}.answers{display:flex;gap:12px;margin:20px 0}.answer{flex:1;min-height:72px;border:2px solid #e0e5d4;border-radius:18px;background:#fffef8;color:var(--ink);display:flex;align-items:center;gap:10px;justify-content:center;padding:15px 16px;font-size:23px;font-weight:750;line-height:1.5}.answer small{font-size:13px;color:#abb39f}.answer.selected{background:#fff0d4;border-color:#e7b34b;box-shadow:0 3px 0 #d9ad5050}.answer.correct{background:#e2f0de;border-color:#78ac78}.answers.vertical{flex-direction:column}.answers.vertical .answer{font-size:18px;justify-content:flex-start;min-height:60px}.feedback{font-size:14px;line-height:1.7;color:#87917d;min-height:50px}.feedback.correct{color:#4b8657}.question-actions{display:flex;justify-content:space-between;gap:14px;margin-top:14px}
/* Storybook */
.story-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}.story-card{padding:0;border-radius:24px;background:#fffbed;text-align:left;overflow:hidden;box-shadow:0 5px 0 #37583130;color:var(--ink)}.story-card.locked{filter:saturate(.4);opacity:.7}.story-cover{height:170px;position:relative;overflow:hidden;display:flex;justify-content:center;align-items:flex-end}.story-cover .animated-pet{height:150px;width:200px}.story-cover>span{position:absolute;top:12px;left:12px;background:#fffcf0de;border-radius:20px;padding:5px 10px;font-size:12px}.story-card-copy{padding:18px;display:flex;flex-direction:column;gap:10px}.story-card-copy small{color:#8a9b7e;font-size:11px}.story-card-copy b{font-size:20px}.story-card-copy>span{font-size:12px;color:#97a184}.scene-meadow,.scene-camp{background:linear-gradient(#cae6ee 0 60%,#a8c994 60%)}.scene-river{background:linear-gradient(#d6eaf0 0 45%,#85c0c8 45% 75%,#b1ce92 75%)}.scene-forest{background:radial-gradient(ellipse at 30% 15%,#8fbf8f 0 30%,transparent 32%),radial-gradient(ellipse at 80% 35%,#70a784 0 30%,transparent 32%),linear-gradient(#c3dbbd,#a7bb81)}.scene-night{background:radial-gradient(circle at 78% 15%,#fff3ba 0 5%,transparent 5.5%),linear-gradient(#436478,#798b92 80%,#6c8c75 80%)}.book-layout{display:grid;grid-template-columns:42% 58%;max-width:1150px;margin:24px auto 0;min-height:570px;border-radius:30px;overflow:hidden;box-shadow:0 12px 30px #234d3a33}.book-picture{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;padding:28px 20px 40px;overflow:hidden}.book-chapter{position:absolute;top:28px;left:28px;background:#fffbedce;padding:10px 14px;border-radius:25px;font-size:12px;color:#426457;z-index:1}.book-picture .animated-pet{width:100%;max-height:330px;position:relative;z-index:2}.story-prop{font-size:60px;position:absolute;right:35px;top:110px;transform:rotate(10deg);animation:prop-float 4s ease-in-out infinite}.picture-caption{background:#fffbedc9;border-radius:14px;padding:12px;font-size:12px;color:#4c6958;line-height:1.5;text-align:center;position:relative;z-index:2}.story-sky i{position:absolute;width:8px;height:8px;background:#fffac6;border-radius:50%;top:30%;left:10%;animation:twinkle 3s ease-in-out infinite}.story-sky i:nth-child(2){top:60%;left:80%;animation-delay:1s}.story-sky i:nth-child(3){top:20%;left:55%;animation-delay:2s}.book-page{border-radius:0;padding:28px 32px;display:flex;flex-direction:column;gap:20px;box-shadow:inset 10px 0 18px #6385650b}.book-tools{display:flex;justify-content:space-between;gap:12px;align-items:center;font-size:12px;color:#85967a}.book-tools>div{display:flex;gap:8px}.book-tools .mini-button{font-size:12px;padding:8px 12px}.book-text{flex:1;display:flex;align-content:center;align-items:baseline;flex-wrap:wrap;font-size:28px;line-height:2;white-space:pre-wrap;padding:20px 2px;color:#365249;letter-spacing:1px}.book-text.zh{display:block;align-content:center}.book-text.en{font-size:30px;line-height:2.1;column-gap:5px;white-space:normal}.word{background:transparent;color:inherit;font:inherit;line-height:inherit;border-bottom:2px dotted #c3d2ba;border-radius:5px;padding:0 1px;min-height:44px}.word:hover{background:#e9eeda}.book-text ruby{ruby-position:over;margin:0 1px}.book-text rt{font-size:12px;letter-spacing:0;color:#8d9b7f}.with-pinyin{line-height:2.6}.focus-words{display:flex;gap:10px;flex-wrap:wrap}.focus-word{padding:8px 16px;min-height:44px;background:#f4e9cc;border-radius:24px;color:#a5813d;font-size:14px}.book-bottom{display:flex;justify-content:space-between;gap:14px;margin-top:auto}.page-dots{display:flex;justify-content:center;gap:8px;margin-top:4px}.page-dots i{width:7px;height:7px;background:#dfe6d3;border-radius:50%}.page-dots i.lit{background:#7ca48b}.book-question{flex:1;display:flex;flex-direction:column;gap:12px}.book-question h2{font-size:25px}.book-question>.button{margin-top:auto}
/* Companions and celebrations */
.pet-room{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}.pet-stage{text-align:center;display:flex;flex-direction:column;align-items:center}.pet-stage h1{color:white;text-shadow:0 3px 0 #315b3e}.pet-stage>.eyebrow{color:#fffdd9}.care-pet{width:100%;max-width:430px;height:340px;background:transparent}.care-pet .animated-pet{height:100%;width:100%}.mood-caption{background:#fffceadf;border-radius:20px;padding:14px 20px;font-size:14px;color:#526e59}.care-panel{padding:28px;max-width:490px}.care-panel h2{font-size:32px;margin-bottom:14px}.growth{height:12px;background:#e8ecd9;border-radius:8px;overflow:hidden}.growth i{display:block;height:100%;background:#8eb776;border-radius:8px;transition:width .4s}.care-panel>small{display:block;margin:8px 0 20px;color:#97a087}.care-buttons{display:flex;flex-direction:column;gap:12px}.care-action{display:flex;gap:18px;align-items:center;background:#eef1e0;border-radius:16px;min-height:72px;text-align:left;padding:15px 20px;font-size:24px;color:#46725d}.care-action span{display:flex;flex-direction:column;gap:5px}.care-action b{font-size:17px}.care-action small{font-size:12px;color:#90a17c}.small-actions{display:flex;gap:10px;margin:16px 0}.small-actions .button{flex:1;padding:10px;min-height:46px;font-size:14px}.care-panel>.muted{margin-top:16px}.collection{display:flex;gap:14px;overflow-x:auto;margin:26px 0 0;padding:8px 4px 16px;scroll-snap-type:x mandatory}.pet-tile{flex-shrink:0;background:#fff9e9de;border:3px solid transparent;border-radius:22px;min-width:142px;max-width:165px;padding:8px 12px 16px;color:var(--ink);display:flex;flex-direction:column;align-items:center;scroll-snap-align:start}.pet-tile.selected{border-color:#e7b558;background:#fffcec}.pet-tile .animated-pet{width:120px;height:100px}.pet-tile b{font-size:16px}.pet-tile small{font-size:11px;color:#849476}.evo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.evo-card{padding:22px;text-align:center;color:var(--ink);background:#fffbedf0}.evo-card .animated-pet{width:100%;height:260px}.evo-card>span{display:block;color:#8d987e;font-size:13px;margin:14px 0}.celebration{text-align:center;max-width:760px;margin:28px auto;padding:25px 30px;background:#fffcebf3;border-radius:36px;position:relative;overflow:hidden;box-shadow:0 6px 0 #48693723}.celebration>h1{font-size:36px;margin-bottom:14px}.celebration>p{color:#89957d;line-height:1.7;font-size:15px}.celebration-pet{width:270px;height:245px;margin:auto}.celebration-pet .animated-pet{height:100%;width:100%}.reward-row{display:flex;justify-content:center;gap:10px;flex-wrap:wrap;margin:8px 0 22px}.reward-token{display:inline-flex;align-items:center;gap:7px;border-radius:20px;background:#f6e9ca;color:#a7823b;padding:12px 18px;font-size:14px;font-weight:750}.reward-token .icon{color:#da6d88;width:21px}.confetti{position:absolute;left:10%;right:10%;top:48%;display:flex;justify-content:space-between;color:#e9ba4d;font-size:60px;pointer-events:none}.confetti i{color:#78bca0;font-size:36px;animation:twinkle 2s infinite}.encounter{text-align:center;position:relative;min-height:620px;padding-top:30px}.encounter h1{color:white;text-shadow:0 3px 0 #416c49}.encounter>.eyebrow{color:#fffcd6}.wild-pet{height:340px;max-width:380px;margin:0 auto;transition:transform .5s,opacity .5s}.wild-pet .animated-pet{width:100%;height:100%}.big-ball{display:block;width:86px;height:86px;border:5px solid #29434c;border-radius:50%;background:linear-gradient(#f1627e 45%,#29434c 45%,#29434c 55%,white 55%);position:relative;box-shadow:0 10px 0 #27493521;margin:0 auto 20px;transition:transform .4s}.big-ball i{width:28px;height:28px;border-width:5px}.encounter>p{background:#fffae6d9;border-radius:15px;display:table;margin:12px auto;padding:12px 20px}.capturing .wild-pet{transform:scale(.08);opacity:0}.capturing .big-ball{animation:ball-shake .35s ease-in-out infinite}.screen-evolved .celebration-pet{filter:drop-shadow(0 0 25px #ffe184);animation:evo-glow 2s ease-in-out infinite}.journal-paper{padding:26px}.stamp-grid{display:grid;grid-template-columns:repeat(10,1fr);gap:12px}.stamp{background:#f0f0df;border:2px dashed #d6ddc6;border-radius:15px;min-height:68px;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#abb69a}.stamp b{font-size:24px}.stamp small{font-size:9px}.stamp.stamped{color:#609768;background:#e3eed6;border:2px solid #c3d8ad}.milestone-row{display:flex;gap:20px;margin-top:26px}.milestone{display:flex;align-items:center;gap:10px;flex:1;background:#f5e8cc;border-radius:22px;text-align:left;padding:10px 20px;color:#80652d}.milestone .animated-pet{height:100px;width:115px}.milestone span{display:flex;flex-direction:column;gap:8px}.milestone b{font-size:18px}.milestone small{color:#9e8e68}.album{margin-top:30px}.album>h2{color:white;margin:20px 0;text-shadow:0 2px 3px #42623e}.album small{font-size:15px}.sticker-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}.sticker{padding:14px;background:#fffbe9f0;border-radius:20px;display:flex;flex-direction:column;align-items:center;color:#63785b;gap:8px;transform:rotate(-2deg)}.sticker:nth-child(even){transform:rotate(2deg)}.sticker .animated-pet{height:110px;width:100%}.sticker b{font-size:14px}.sticker small{font-size:11px}.empty{padding:40px;grid-column:1/-1;text-align:center;color:#91a181}.night-scene{position:relative;min-height:600px;background:radial-gradient(circle at 83% 18%,#fff1c0 0 6%,transparent 6.2%),linear-gradient(145deg,#213d55,#4b7475);border-radius:36px;overflow:hidden;padding:50px;color:#fffcdf;display:flex;align-items:center}.night-copy{position:relative;z-index:2}.night-copy .eyebrow{color:#a5c2bd}.night-copy p{margin:25px 0 35px;color:#b7d0c5;line-height:1.9}.night-stars{position:absolute;top:30%;font-size:30px;left:15%;right:20%;letter-spacing:35px;animation:twinkle 3s ease-in-out infinite}.sleeping-pet{position:absolute;right:20px;bottom:0;width:45%;max-height:360px}.sleeping-pet .animated-pet{width:100%;height:100%}.loading{min-height:100svh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:24px;background:#f7f8e8}.modal-backdrop{position:fixed;inset:0;background:#203d3c66;backdrop-filter:blur(7px);display:flex;align-items:center;justify-content:center;padding:24px;z-index:100}.modal{position:relative;max-width:540px;width:100%;padding:36px;max-height:90svh;overflow:auto}.modal-close{position:absolute;right:12px;top:12px;width:36px;height:36px}.modal h2{margin:15px 0}.modal p{font-size:15px;line-height:1.9;color:#788c75;margin:15px 0}.modal-actions{display:flex;gap:10px;flex-wrap:wrap}.modal-actions .button{font-size:14px;padding:12px 18px}#toast{position:fixed;left:50%;bottom:110px;transform:translate(-50%,15px);background:#28483feF;color:white;border-radius:18px;padding:14px 24px;max-width:min(90vw,520px);text-align:center;font-size:14px;line-height:1.6;opacity:0;pointer-events:none;z-index:150;transition:opacity .2s,transform .2s}#toast.visible{opacity:1;transform:translate(-50%,0)}@keyframes prop-float{50%{transform:translateY(-12px) rotate(15deg)}}@keyframes twinkle{50%{opacity:.35;transform:scale(.9)}}@keyframes ball-shake{50%{transform:rotate(15deg)}}@keyframes evo-glow{50%{filter:drop-shadow(0 0 45px #ffe28c)}}
/* Landscape tablet and portrait tablet are both first-class layouts. */
@media(min-width:1000px) and (max-height:850px){.shell{padding-top:16px}.topbar{margin-bottom:16px}.camp-grid{gap:26px}.camp-hero{padding-top:8px}.camp-hero h1{font-size:42px}.hero-pet{max-height:270px;min-height:210px}.today-plan{padding:20px;gap:12px}.task-card{min-height:104px;padding:15px}.camp-note{min-height:54px}.camp-note .animated-pet{height:58px}.plan-title h2{font-size:24px}.book-layout{min-height:520px;margin-top:15px}.book-page{padding:24px}.care-pet{height:290px}.care-panel{padding:22px}.pet-room{gap:28px}.collection{margin-top:16px}.pet-tile .animated-pet{height:80px}.celebration{margin-top:10px}.encounter{min-height:540px}.wild-pet{height:290px}}
@media(max-width:950px){.shell{padding:20px 24px 112px}.camp-grid{grid-template-columns:minmax(0,1fr) minmax(300px,.9fr);gap:18px}.camp-hero{padding:18px 0 0}.camp-hero h1{font-size:37px}.level-pills{gap:5px}.level-pill{padding:8px 10px;font-size:10px}.level-pill b{font-size:14px}.hero-pet{min-height:260px}.pet-caption{flex-wrap:wrap;justify-content:center;gap:8px;text-align:center;padding:10px}.pet-caption span{font-size:11px}.today-plan{padding:18px;gap:14px}.plan-title h2{font-size:23px}.task-card{gap:10px;padding:14px 12px}.task-card strong{font-size:20px}.task-icon{width:45px;height:48px;font-size:17px}.task-card>svg{width:19px}.task-card small{font-size:10px}.camp-note{font-size:12px}.dock-item{min-width:92px;padding:14px}.gym-grid{grid-template-columns:repeat(5,1fr);gap:10px}.gym-node{min-height:145px;padding:14px 7px}.gym-node b{font-size:13px}.gym-node small{font-size:10px}.story-grid{grid-template-columns:repeat(3,1fr);gap:18px}.book-layout{grid-template-columns:38% 62%;min-height:620px}.book-picture{padding:20px 14px 35px}.book-chapter{left:14px;top:20px;font-size:10px}.book-picture .animated-pet{max-height:270px}.story-prop{right:25px;top:150px}.book-page{padding:24px}.book-text{font-size:25px}.book-text.en{font-size:28px}.book-tools{flex-wrap:wrap;gap:8px}.book-bottom .button{padding:12px 16px;font-size:15px}.lesson-layout{grid-template-columns:190px minmax(0,1fr);gap:18px}.question-card{padding:24px}.question-card h2{font-size:24px}.question-actions .button{padding:12px 16px}.answer{font-size:21px;gap:7px;padding:12px 10px}.pet-room{gap:22px;grid-template-columns:1fr 1fr}.care-pet{height:300px}.care-panel{padding:22px}.care-action{padding:14px;gap:12px}.care-action b{font-size:15px}.care-action small{font-size:11px}.evo-card .animated-pet{height:210px}.stamp-grid{gap:9px;grid-template-columns:repeat(6,1fr)}.sticker-grid{grid-template-columns:repeat(4,1fr)}.auth-layout{gap:24px}.auth-card{padding:26px}.narrative{padding:28px}.split-scene{gap:20px}.night-scene{padding:35px;min-height:640px}.night-copy h1{font-size:37px}.sleeping-pet{width:60%;right:0}.night-copy{align-self:flex-start;margin-top:40px}}
@media(max-width:700px){.shell{padding:14px 16px 105px}.topbar{gap:6px;margin-bottom:18px}.brand{gap:7px;font-size:12px;min-width:0}.brand>span:not(.mini-ball){padding:11px 12px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:210px}.top-tools{gap:6px}.top-tools .icon-button{width:40px;height:40px}.top-tools .icon{width:20px}.currency{padding:9px 11px;font-size:14px}.currency svg{width:19px}.mini-ball{width:32px;height:32px}.camp-grid{grid-template-columns:1fr;gap:22px}.camp-hero{min-height:330px;display:block;padding:20px 6px 0;position:relative}.camp-hero h1{font-size:35px;max-width:65%;position:relative;z-index:2}.camp-hero>.eyebrow{max-width:70%;font-size:10px}.level-pills{max-width:55%;flex-direction:column;align-items:flex-start;margin-top:20px}.level-pill{font-size:11px;padding:8px 12px}.hero-pet{position:absolute;width:58%;right:-12px;top:75px;height:260px;min-height:0}.pet-caption{position:relative;margin-top:25px;max-width:100%;display:flex;justify-content:flex-start;width:fit-content}.today-plan{padding:22px;gap:14px}.task-card{min-height:100px;padding:17px}.task-card strong{font-size:23px}.task-card small{font-size:12px}.task-card em{font-size:12px}.task-icon{width:52px;height:52px}.camp-note{font-size:14px}.camp-note .animated-pet{height:70px}.plan-title h2{font-size:26px}.dock{width:calc(100% - 28px);gap:3px;padding:6px;bottom:max(12px,env(safe-area-inset-bottom));border-radius:22px}.dock-item{min-width:0;flex:1;padding:8px 5px;min-height:59px;flex-direction:column;gap:5px;font-size:11px;border-radius:16px}.dock-item .icon{width:22px;height:22px}.page-head{margin:20px 0}.page-head h1{font-size:32px}.subject-tabs{margin-top:16px}.tabs button{font-size:14px;padding:10px 13px}.map-panel{padding:18px}.gym-grid{grid-template-columns:repeat(2,1fr);gap:12px}.gym-node{min-height:150px}.gym-node b{font-size:16px}.map-footer{flex-direction:column;align-items:flex-start}.auth-layout,.split-scene{grid-template-columns:1fr;margin:20px 0;gap:20px}.auth-hero{position:relative;min-height:220px;padding:12px}.auth-hero h1{font-size:35px;width:65%;position:relative;z-index:1}.auth-hero p{font-size:15px;margin:12px 0}.auth-hero .animated-pet{position:absolute;width:52%;height:220px;right:0;bottom:0}.auth-card{padding:26px}.split-scene .scene-pet{order:-1;height:220px}.scene-pet .animated-pet{height:100%}.narrative{padding:25px}.narrative h1{font-size:32px}.narrative p{font-size:15px}.lesson-layout{display:flex;flex-direction:column;gap:12px}.coach{flex-direction:row;justify-content:center;gap:8px;width:100%;height:100px}.coach .animated-pet{width:115px;height:110px;flex-shrink:0}.speech{font-size:13px;padding:13px;max-width:240px}.speech:before{display:none}.lesson-progress{margin:0;padding:10px 14px}.lesson-progress i{width:27px;height:27px;font-size:12px}.lesson-progress>div{gap:6px}.question-card{width:100%;padding:22px;min-height:400px}.question-card h2{font-size:24px;margin:15px 0}.question-meta{font-size:11px}.question-meta .mini-button{font-size:12px}.equation{font-size:40px;gap:14px;min-height:85px;margin:10px 0}.equation small{font-size:23px}.answers{gap:9px}.answer{font-size:21px;min-height:64px;padding:12px 9px;gap:5px}.answer small{font-size:10px}.question-actions{gap:8px}.question-actions .button{font-size:15px;flex:1}.question-actions .text-button{font-size:13px}.story-grid{grid-template-columns:repeat(2,1fr);gap:14px}.story-cover{height:140px}.story-cover .animated-pet{height:130px;width:170px}.story-card-copy{padding:15px;gap:8px}.story-card-copy b{font-size:17px}.story-card-copy small{font-size:10px}.book-layout{grid-template-columns:1fr;margin:8px 0;min-height:0}.book-picture{height:240px;padding:15px;justify-content:flex-end}.book-picture .animated-pet{position:absolute;right:10px;bottom:5px;width:55%;height:210px}.book-chapter{left:18px;top:18px}.story-prop{top:80px;left:30px;right:auto;font-size:46px}.picture-caption{font-size:10px;align-self:flex-start;max-width:55%;z-index:3}.book-page{padding:22px;min-height:400px}.book-text{font-size:25px;line-height:1.9;padding:16px 0;min-height:120px}.book-text.with-pinyin{line-height:2.7}.book-text.en{font-size:27px}.book-tools{flex-wrap:nowrap}.book-tools>span{font-size:11px}.book-tools .mini-button{padding:8px 10px}.book-question h2{font-size:22px}.book-bottom .button{flex:1;font-size:15px;padding:13px 10px}.pet-room{grid-template-columns:1fr;gap:20px}.pet-stage{padding-top:20px}.care-pet{height:280px;max-width:350px}.pet-stage h1{font-size:35px}.care-panel{max-width:none;padding:25px}.care-action{min-height:74px;padding:16px 20px}.care-action b{font-size:17px}.care-action small{font-size:12px}.collection{gap:12px;margin-top:20px}.pet-tile{min-width:130px}.pet-tile .animated-pet{width:110px;height:95px}.evo-grid{grid-template-columns:1fr;gap:16px}.evo-card{padding:15px;display:grid;grid-template-columns:130px 1fr;align-items:center;text-align:left}.evo-card .animated-pet{height:130px;grid-row:span 2}.evo-card h2{font-size:24px}.evo-card>span{font-size:12px;margin:0}.celebration{padding:28px 22px;margin:20px 0}.celebration>h1{font-size:29px}.celebration-pet{width:240px;height:230px}.celebration .jumbo{font-size:17px}.encounter{padding-top:25px;min-height:560px}.encounter h1{font-size:29px}.wild-pet{height:300px;max-width:320px}.journal-paper{padding:18px}.stamp-grid{grid-template-columns:repeat(5,1fr);gap:8px}.stamp{min-height:62px}.stamp b{font-size:21px}.milestone-row{flex-direction:column;gap:13px}.milestone{padding:8px 15px}.milestone .animated-pet{height:85px;width:100px}.milestone b{font-size:17px}.sticker-grid{grid-template-columns:repeat(2,1fr);gap:14px}.night-scene{padding:28px;min-height:650px}.night-copy{margin-top:35px}.night-copy h1{font-size:32px}.night-copy p{font-size:13px;margin:20px 0}.sleeping-pet{width:85%;bottom:0}.modal{padding:28px 24px}.modal p{font-size:14px}.modal-actions .button{flex:1;min-width:120px}#toast{bottom:100px}}
@media(max-width:390px){.shell{padding-left:12px;padding-right:12px}.brand>span:not(.mini-ball){max-width:145px;font-size:11px;padding:10px}.top-tools{gap:4px}.top-tools .icon-button{width:36px;height:36px}.currency{padding:8px}.currency .icon{display:none}.camp-hero h1{font-size:31px}.today-plan{padding:18px}.task-card strong{font-size:21px}.question-card{padding:18px}.answer{font-size:19px}.book-page{padding:18px}.tabs button{font-size:12px;padding:10px}.book-text{font-size:23px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}.reduced-motion *,.reduced-motion *:before,.reduced-motion *:after{animation:none!important;transition:none!important}
.dock{width:max-content;max-width:calc(100% - 28px)}.dock-item span{white-space:nowrap}
@media(max-width:700px){.dock{width:calc(100% - 28px)}}
/* Three subject expeditions: generous targets and calm tablet layouts. */
.challenge-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:14px 0 20px}.challenge-heading h1{font-size:clamp(25px,3.3vw,38px);margin:5px 0}.challenge-daily{border-radius:30px;background:#fff8d9;color:#88652f;padding:12px 18px;font-weight:700;font-size:13px;white-space:nowrap}
.challenge-subjects{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:20px}.subject-card{display:flex;align-items:center;position:relative;overflow:hidden;text-align:left;border:2px solid transparent;border-radius:24px;min-height:105px;padding:8px 16px 8px 6px;background:#fffdf4;box-shadow:0 6px 18px #1c443b08;color:#294d40;transition:transform .2s,border-color .2s}.subject-card.selected{border-color:#4e9273;box-shadow:0 5px 0 #d5e6d5}.subject-card.coral.selected{border-color:#cf806c;box-shadow:0 5px 0 #f0d6c9}.subject-card.sky.selected{border-color:#6c9fbb;box-shadow:0 5px 0 #d7e9ef}.subject-mascot{display:block;width:90px;height:90px;flex-shrink:0}.subject-mascot .pet-art{width:100%;height:100%}.subject-label{display:flex;flex-direction:column;gap:8px;position:relative;z-index:1}.subject-label strong{font-size:24px}.subject-label small{font-size:12px;white-space:nowrap}.subject-symbol{position:absolute;right:8px;bottom:-13px;opacity:.06;font-size:85px;font-weight:900}
.expedition-panel{display:grid;grid-template-columns:230px 1fr;background:#e0ecdc;border:1px solid #d4e0ca;border-radius:30px;overflow:hidden;margin-bottom:22px;min-height:240px}.expedition-panel.coral{background:#f5e2cf;border-color:#ead6c3}.expedition-panel.sky{background:#dcebf0;border-color:#cbdfe5}.expedition-pet{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:14px;background:radial-gradient(ellipse at center,#ffffffb0 0,#ffffff00 65%)}.expedition-pet .pet-art{width:190px;height:170px}.expedition-pet>span{font-size:12px;font-weight:700;color:#4e715e}.expedition-copy{padding:25px 28px 25px 10px}.expedition-copy h2{font-size:30px;margin:7px 0 8px}.expedition-copy p{color:#55705e;font-size:15px;margin:0 0 20px}.expedition-actions{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.expedition-actions .jumbo{font-size:18px;min-height:58px;padding:15px 26px}.expedition-copy>small{display:block;font-size:12px;color:#64786a;margin-top:13px}.badge-route{padding:22px 24px}.badge-route-title{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:20px}.badge-route-title h2{margin:0;font-size:21px}.badge-route-title>span{font-size:12px;color:#677d69}.badge-trail{display:grid;grid-template-columns:repeat(10,minmax(0,1fr));gap:8px}.badge-stop{background:transparent;color:#3e6650;border:0;display:flex;flex-direction:column;align-items:center;gap:6px;padding:6px 2px;min-height:105px;border-radius:18px}.badge-stop.current{background:#e8efda}.badge-emblem{display:grid;place-items:center;width:46px;height:50px;background:#d9e4cf;clip-path:polygon(50% 0,94% 23%,94% 73%,50% 100%,6% 73%,6% 23%);font-weight:900;font-size:19px;color:#64886c}.badge-stop.current .badge-emblem{background:#3f7e5a;color:#fff8c8}.badge-stop.cleared .badge-emblem{background:#edc76d;color:#79581b}.badge-stop.locked{opacity:.42}.badge-stop strong{font-size:14px}.badge-stop small{font-size:10px}.route-footnote{font-size:12px;color:#71806a;margin:14px 0 0}.camp-note .mini-button{white-space:nowrap;margin-left:auto;min-height:44px}
.question-picture{font-size:80px;text-align:center;line-height:1.25;margin:6px auto 14px;filter:drop-shadow(0 7px 4px #5b694a12)}.academic-lesson .question-card h2{font-size:clamp(23px,2.8vw,32px);line-height:1.55;margin:15px 0 20px;white-space:pre-line}.academic-lesson .answers{margin:12px 0}.academic-lesson .answer{min-height:88px}.academic-lesson .picture-answers .answer{display:flex;flex-direction:column;gap:7px;min-height:125px;padding:14px;position:relative}.academic-lesson .picture-answers .answer>small{position:absolute;top:10px;left:10px}.option-picture{font-size:45px;line-height:1.2}.academic-lesson .picture-answers .answer>span:last-child{font-size:19px}.listening-tools{display:flex;align-items:center;justify-content:center;gap:14px;margin:8px 0 16px;flex-wrap:wrap}.listening-button{font-size:21px;min-height:64px;padding:15px 30px;background:#376e96}.listening-button .icon{width:26px;height:26px}.fallback-note{display:block;color:#66806d;font-size:12px;margin:0 0 12px}.coach-subject{font-weight:800;color:#648368;margin-top:12px}.ordering{padding-top:6px}.order-target{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:10px;min-height:94px;background:#f3efdd;border:2px dashed #cbd2b5;border-radius:20px;padding:15px;margin-bottom:18px}.order-target>span{color:#8c967e;font-size:16px}.order-source{display:flex;justify-content:center;gap:12px;flex-wrap:wrap}.word-token{min-height:58px;min-width:68px;border-radius:16px;padding:12px 19px;border:2px solid #d0dfcb;background:#fffdf2;font-size:24px;font-weight:700;color:#365b45;box-shadow:0 4px 0 #d9e3cb;touch-action:manipulation}.word-token.placed{background:#447a58;color:white;border-color:#447a58;box-shadow:0 4px 0 #315a43}.word-token:disabled:not(.placed){opacity:.3}.ordering>.text-button{display:block;margin:12px auto 0;min-height:44px}.academic-lesson .feedback{min-height:47px}.academic-lesson .question-actions{margin-top:auto}.academic-lesson .question-card{display:flex;flex-direction:column}.academic-shell .lesson-progress{margin-bottom:18px}
@media(min-width:800px) and (max-height:850px){.challenge-heading{margin:6px 0 14px}.challenge-subjects{margin-bottom:15px}.subject-card{min-height:85px}.subject-mascot{width:73px;height:73px}.expedition-panel{min-height:192px;margin-bottom:16px;grid-template-columns:200px 1fr}.expedition-pet .pet-art{height:140px;width:170px}.expedition-copy{padding:18px 24px 17px 4px}.expedition-copy h2{font-size:27px}.expedition-copy p{margin-bottom:14px}.expedition-copy>small{margin-top:10px}.badge-route{padding:16px 20px}.badge-route-title{margin-bottom:9px}.badge-stop{min-height:96px}.academic-lesson .question-card{min-height:480px}.academic-lesson .question-picture{font-size:68px;margin-bottom:10px}.academic-lesson .question-card h2{margin:10px 0 14px}.academic-lesson .coach .pet-art{max-height:270px}}
@media(max-width:850px){.challenge-heading{align-items:flex-start;flex-direction:column;gap:10px}.challenge-subjects{gap:10px}.subject-card{padding:8px 12px;flex-direction:column;text-align:center}.subject-mascot{width:92px;height:80px}.subject-label strong{font-size:22px}.subject-label{gap:5px}.badge-trail{grid-template-columns:repeat(5,minmax(0,1fr));row-gap:15px}.expedition-panel{grid-template-columns:185px 1fr}.expedition-copy{padding:22px 18px 22px 3px}.expedition-pet .pet-art{width:170px}.badge-route-title{align-items:flex-start;flex-direction:column}.academic-lesson{grid-template-columns:150px 1fr;gap:18px}.academic-lesson .coach{padding:24px 0}.academic-lesson .coach .pet-art{max-width:145px}.academic-lesson .speech{font-size:15px;padding:14px}.academic-lesson .question-card{padding:25px}.academic-lesson .answers{gap:10px}.word-token{font-size:22px;padding:12px 15px}}
@media(max-width:600px){.challenge-heading h1{font-size:26px}.challenge-daily{font-size:11px;padding:10px 13px}.subject-mascot{width:75px;height:70px}.subject-label strong{font-size:19px}.subject-label small{font-size:10px}.subject-card{border-radius:20px;padding:8px 4px}.expedition-panel{grid-template-columns:1fr;position:relative}.expedition-pet{position:absolute;right:3px;top:6px;width:105px;padding:0;opacity:.9}.expedition-pet .pet-art{width:105px;height:95px}.expedition-pet>span{display:none}.expedition-copy{padding:25px 21px}.expedition-copy h2{font-size:25px;max-width:75%}.expedition-copy .eyebrow{font-size:10px}.expedition-copy p{max-width:75%;font-size:13px}.expedition-actions{gap:9px}.expedition-actions .jumbo{padding:14px 18px;font-size:17px}.badge-route{padding:20px 12px}.badge-route-title{padding:0 7px}.badge-trail{gap:3px;row-gap:15px}.badge-emblem{width:43px;height:48px}.route-footnote{line-height:1.8;padding:0 6px}.academic-lesson{display:flex;flex-direction:column;gap:12px}.academic-lesson .coach{height:75px;display:flex;flex-direction:row;justify-content:flex-start;gap:10px;padding:0}.academic-lesson .coach .pet-art{height:75px;width:85px}.academic-lesson .speech{font-size:14px;margin:0}.coach-subject{display:none}.academic-lesson .question-card{padding:22px 18px;min-height:450px}.academic-lesson .question-card h2{font-size:24px}.academic-lesson .answer{min-height:72px;font-size:24px}.academic-lesson .picture-answers .answer{min-height:100px;padding:18px 7px 10px}.academic-lesson .picture-answers .answer>span:last-child{font-size:16px}.option-picture{font-size:36px}.question-picture{font-size:70px}.listening-tools{gap:2px}.order-target{padding:12px 8px;gap:8px}.order-source{gap:9px}.word-token{font-size:22px;min-width:58px;padding:12px 13px}.camp-note .mini-button{font-size:11px;padding:8px}.camp-note p{font-size:12px}}

.academic-lesson .question-picture.text-card{font-size:clamp(27px,4vw,45px);font-weight:800;line-height:1.5;padding:14px 22px;background:#e6eee0;border-radius:20px;width:100%;overflow-wrap:anywhere}.academic-lesson .question-picture.compact-picture{font-size:40px;letter-spacing:3px;overflow-wrap:anywhere}.academic-lesson .sentence-answers{grid-template-columns:1fr}.academic-lesson .sentence-answers .answer{min-height:64px;padding:14px 20px;justify-content:flex-start;font-size:21px;text-align:left}.academic-lesson .sentence-answers .answer span{font-size:21px}.academic-lesson .answer span{overflow-wrap:anywhere}

.ordering{position:relative}.ordering>.text-button{position:absolute;right:0;top:-46px;margin:0;font-size:13px;min-height:44px}.order-target{min-height:80px}.challenge-shell .route-footnote{margin-bottom:3px}@media(min-width:800px) and (max-height:850px){.academic-lesson .question-card{padding-top:24px;padding-bottom:24px}.academic-lesson .ordering{padding-top:0}.academic-lesson .question-picture{font-size:60px}.academic-lesson .question-card h2{font-size:28px}}