:root{color-scheme:dark;--bg:#0c2148;--panel:#102b53;--line:#244c83;--blue:#2479ff;--violet:#9378ff;--text:#f2f4ff;--muted:#abbfe5;--gold:#ffd65a;font-family:Tahoma,Arial,sans-serif;background:var(--bg);color:var(--text)}*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 15% 8%,#173663 0,transparent 46%),var(--bg);min-height:100dvh}button,input{font:inherit}button{color:inherit;cursor:pointer;border:0;touch-action:manipulation}button:disabled{cursor:default;opacity:.48}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid var(--gold);outline-offset:4px}button,a{-webkit-tap-highlight-color:transparent}button{transition:background .15s,transform .15s,border-color .15s}button:active:not(:disabled){transform:scale(.98)}a{color:inherit;text-decoration:none}h1,h2,p{margin:0}h2{font-size:23px}small{color:var(--muted)}.nav{max-width:1280px;margin:auto;display:flex;align-items:center;justify-content:space-between;padding:22px 32px;border-bottom:1px solid var(--line);gap:20px}.brand{display:flex;align-items:center;gap:9px}.brand b,.logo-word{font:900 30px/1 Arial,sans-serif;letter-spacing:1px}.brand small{display:block;text-align:center;line-height:1.5;color:white;font-weight:bold}.nav nav{display:flex;gap:12px}.nav nav button{background:none;color:var(--muted);padding:12px 20px;border-radius:25px}.nav nav button.active{color:white;background:#2064d8}.profile-button{background:none;display:flex;align-items:center;gap:8px}.avatar{display:inline-block;flex-shrink:0;width:44px;aspect-ratio:1;background-image:url('../assets/avatars.png');background-size:500% 200%;background-position:var(--ax) var(--ay);border-radius:50%;overflow:hidden}.home{max-width:1216px;padding:0 24px;margin:auto}.hero{display:grid;grid-template-columns:1.05fr 1fr;min-height:375px;align-items:center;gap:12px;padding:32px 0}.hero h1{font-size:clamp(35px,4.4vw,62px);line-height:1.35;letter-spacing:-1px;margin:12px 0}.hero h1 span{color:var(--gold)}.eyebrow{color:var(--gold);font-size:14px}.hero p{color:var(--muted);font-size:18px;line-height:1.9}.hero small{display:block;margin-top:15px;line-height:1.8;max-width:460px}.hero-actions{display:flex;gap:12px;margin-top:20px;align-items:center}.primary,.secondary{border-radius:15px;padding:15px 25px;font-weight:bold;min-height:48px}.primary{background:var(--blue);box-shadow:0 8px 22px #04183444}.secondary{border:1px solid var(--line);background:#16355c}.hero-art{height:310px;position:relative;direction:ltr;isolation:isolate}.hero-art:before{content:'';position:absolute;inset:15% 0 4%;border-radius:50%;border:2px solid #5679e366;transform:rotate(-15deg);box-shadow:0 0 50px #7475ef33}.hero-art .avatar{position:absolute;width:47%;box-shadow:0 20px 45px #020f2d99}.hero-najm{left:0;bottom:0}.hero-lina{right:0;bottom:0}.hero-art .hero-siraj{width:42%;left:30%;top:0;z-index:2}.float-word{position:absolute;top:8%;left:2%;font-size:38px;transform:rotate(-14deg);background:#edf3ff;color:#15437e;padding:10px 22px;border-radius:18px;box-shadow:0 0 20px #4781da}.spark{position:absolute;color:var(--gold);font-size:40px}.spark.one{right:7%;top:15%}.spark.two{left:47%;bottom:0}.section-heading{display:flex;justify-content:space-between;align-items:center;margin:12px 0 18px}.score-pill{display:inline-flex;align-items:center;gap:7px;white-space:nowrap;background:#09234b;border:1px solid #3465a6;color:var(--gold);padding:9px 16px;border-radius:25px;font:700 20px Arial,sans-serif}.score-pill small{font:12px Tahoma,Arial,sans-serif}.mode-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}.mode-card{grid-column:span 2;display:flex;align-items:center;gap:12px;text-align:right;background:linear-gradient(135deg,#123a6a,#10294f);border:1px solid #2e63aa;border-radius:19px;padding:22px 18px;min-height:110px}.mode-card:first-child,.mode-card:nth-child(2){grid-column:span 3}.mode-card:hover:not(:disabled){border-color:#90b4ff;background:#1b4171}.mode-card strong{font-size:19px;display:block;margin-bottom:7px}.mode-card small{font-size:13px;display:block;line-height:1.5}.mode-icon{width:48px;height:48px;border-radius:15px;display:grid;place-items:center;flex-shrink:0;background:#2467c4;font-size:29px}.purple .mode-icon{background:#6d51cf}.pink .mode-icon{background:#694495}.cyan .mode-icon{background:#006f8a}.gold .mode-icon{color:#ffe394}.mode-arrow{margin-inline-start:auto;font-size:23px;color:#a5c6ff}.category-section{display:flex;align-items:center;gap:22px;margin:28px 0}.category-section h2{font-size:17px;white-space:nowrap}.categories{display:flex;gap:8px;flex-wrap:wrap}.categories button{background:#102b53;border:1px solid var(--line);border-radius:25px;padding:10px 20px;color:var(--muted)}.categories .selected{color:#fff;border-color:#4f96ff;background:#2064cb}footer{display:flex;justify-content:space-between;padding:22px 0;margin-top:12px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}footer>span:last-child{font-weight:bold;color:#f2f4ff}.playing{background:#0b2041;overscroll-behavior:none}.game{max-width:1050px;padding:16px 26px 64px;margin:0 auto;min-height:100dvh;position:relative}.game-bar{display:flex;justify-content:space-between;align-items:center;height:52px;gap:12px}.icon-button{background:#163761;border:1px solid #2b5285;width:45px;height:45px;border-radius:50%;font-size:28px;line-height:1}.game-title{color:var(--muted);font-size:15px}.prompt{position:relative;display:flex;flex-direction:column;justify-content:center;align-items:center;min-height:180px;gap:8px;margin:18px auto 24px}.prompt p{color:#bdcef0;font-size:17px}.hanzi{font-family:Arial,'PingFang SC','Microsoft YaHei',sans-serif;font-size:clamp(52px,8vw,84px);font-weight:700;line-height:1.25}.audio-button{width:52px;height:52px;position:absolute;left:calc(50% - 150px);top:50%;border-radius:50%;background:var(--blue);box-shadow:0 0 0 5px #3987ff18;font:700 20px Arial,sans-serif;direction:ltr}.audio-button.needs-tap{box-shadow:0 0 0 8px #ffd65a66}.audio-button.unavailable{background:#29476d}.answers{display:grid;grid-template-columns:1fr 1fr;gap:15px;max-width:840px;margin:0 auto;direction:rtl}.answer{overflow:hidden;position:relative;border:3px solid #23568d;border-radius:24px;background:#17375d;min-height:170px;padding:0;opacity:1!important}.art{display:block;background-repeat:no-repeat;aspect-ratio:1;width:100%;overflow:hidden}.pictures .answer{height:clamp(150px,25vh,250px);display:grid;place-items:center}.pictures .art{height:100%;width:auto;aspect-ratio:1;border-radius:18px}.pictures .answer:hover:not(:disabled){border-color:#a1bfff}.choice-number{position:absolute;right:12px;top:10px;width:24px;height:24px;display:grid;place-items:center;border-radius:50%;font:12px Arial;background:#061b3dd9;color:#c9d9f5}.answer-mark{display:none;position:absolute;left:12px;top:12px;font-size:26px;background:#052715db;border-radius:50%;padding:7px}.answer.correct,.answer.solution{border-color:#43eb89;box-shadow:0 0 0 3px #22db7022}.answer.wrong{border-color:#ff727a;box-shadow:0 0 0 3px #ff727a22}.correct .answer-mark,.wrong .answer-mark,.solution .answer-mark{display:block}.wrong .answer-mark{background:#8e192f}.text-answers .answer{display:grid;place-items:center;padding:20px;font-size:clamp(32px,5vw,52px);min-height:120px}.prompt-picture{width:140px;border-radius:22px}.prompt:has(.prompt-picture){min-height:195px}.sound-wave{font:46px Arial;color:#67bcff;letter-spacing:7px;margin:20px}.prompt:has(.sound-wave) .audio-button{position:static}.round-number{text-align:center;color:#7e9cc6;font:12px Arial;margin-top:18px}.feedback{position:fixed;bottom:max(12px,env(safe-area-inset-bottom));left:50%;transform:translate(-50%,20px);padding:12px 26px;border-radius:16px;width:min(600px,calc(100% - 28px));opacity:0;pointer-events:none;text-align:center;z-index:5;box-shadow:0 10px 30px #030c2088;line-height:1.7}.feedback.visible{opacity:1;transform:translate(-50%,0)}.feedback b{display:block;font-size:21px}.feedback span{font-size:17px}.good{background:#075334;color:#ddffea;border:1px solid #56dd91}.bad{background:#702237;color:#ffe4e7;border:1px solid #f66e80}.memory-heading{text-align:center;padding:26px 0 20px;line-height:2}.memory-heading p{font-size:19px}.memory-board{display:grid;grid-template-columns:repeat(4,1fr);gap:13px;max-width:780px;margin:auto}.memory-card{border:2px solid #4f58be;border-radius:17px;background:#192f64;position:relative;aspect-ratio:1.12;overflow:hidden;opacity:1!important}.memory-card .back,.memory-card .front{position:absolute;inset:0;display:grid;place-items:center}.memory-card .back{background:linear-gradient(135deg,#203a76,#172d59)}.memory-card .front{visibility:hidden;background:#edf3ff;color:#11345d}.memory-card.flipped .front{visibility:visible}.memory-card.flipped .back{visibility:hidden}.memory-card.flipped{border-color:#b09cff}.memory-card.matched{border-color:#43eb89}.memory-check{position:absolute;top:6px;left:7px;border-radius:50%;width:24px;height:24px;display:none;background:#00934a;color:white}.matched .memory-check{display:grid;place-items:center}.memory-word{font:700 clamp(22px,3vw,36px) Arial,sans-serif;padding:8px;overflow-wrap:anywhere}.memory-word.latin{font-size:clamp(16px,2.7vw,27px)}.memory-card .art{width:100%;height:100%;aspect-ratio:1}.boot,.empty,.loading{min-height:60vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:20px;text-align:center}.spinner{width:35px;height:35px;border:3px solid #3c5684;border-top-color:var(--gold);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}dialog{background:#122d52;color:var(--text);border:1px solid #426295;border-radius:25px;width:min(520px,calc(100% - 28px));max-height:calc(100dvh - 36px);padding:32px;box-shadow:0 25px 100px #0007}dialog::backdrop{background:#020d25c9;backdrop-filter:blur(7px)}dialog h2{padding-left:24px;margin-bottom:14px}dialog p{color:var(--muted);line-height:1.9;margin-bottom:20px}.close-modal{position:absolute;left:16px;top:14px;border-radius:50%;width:32px;height:32px;font-size:24px;background:#27476c}.avatar-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin:20px 0}.avatar-grid button{padding:6px 2px;background:transparent;border:2px solid transparent;border-radius:14px;min-width:0}.avatar-grid .selected{border-color:var(--gold)}.avatar-grid .avatar{width:100%;max-width:68px}.avatar-grid small{font-size:10px;display:block;margin-top:4px}.full{width:100%;margin-top:12px}.link-button{background:none;color:#acd0ff;padding:10px}.memory-types{display:grid;gap:12px}.memory-types button{border:1px solid #775cca;background:#302d69;padding:18px;border-radius:14px}label{display:block;margin-top:16px;font-size:14px}input{display:block;width:100%;padding:14px;border:1px solid #5a7195;background:#0b2344;color:white;border-radius:12px;margin:9px 0}.form-error{color:#ffa8ad!important;font-size:14px}.stats{display:flex;justify-content:space-around;gap:10px;margin:30px 0;text-align:center}.stats b{display:block;font:700 30px Arial;color:var(--gold)}.stats span{font-size:12px;color:var(--muted)}.leader{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--line)}.leader strong{margin-inline-start:auto;color:var(--gold)}.recovery{display:block;background:#071c39;padding:18px;border-radius:12px;user-select:all;font:16px monospace;overflow-wrap:anywhere}.muted{font-size:12px}#toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);max-width:90%;padding:14px 23px;background:#f0f4ff;color:#102b53;border-radius:15px;box-shadow:0 5px 30px #0006;font-size:14px;z-index:50;opacity:0;pointer-events:none;transition:opacity .15s}#toast.visible{opacity:1}
@media(min-width:1050px){.game{max-width:980px}.answers.pictures{max-width:740px}.pictures .answer{height:245px}.prompt{min-height:160px;margin-top:12px;margin-bottom:18px}.memory-board{max-width:730px}}
@media(max-width:720px){.nav{padding:15px 16px;flex-wrap:wrap;gap:12px}.brand b{font-size:25px}.brand img{width:35px;height:35px}.nav nav{order:3;justify-content:center;width:100%;gap:5px}.nav nav button{padding:9px 25px;font-size:14px}.home{padding:0 17px}.hero{grid-template-columns:1fr;gap:0;padding:24px 0;min-height:0}.hero-copy{text-align:center}.hero h1{font-size:39px;line-height:1.3}.hero h1 br{display:none}.hero h1 span{display:block}.hero p{font-size:16px}.hero-actions{justify-content:center}.hero small{margin:12px auto 0;font-size:12px}.hero-art{max-width:380px;width:100%;height:210px;margin:25px auto 0}.hero-art .avatar{width:43%}.hero-art .hero-siraj{width:36%;left:32%}.float-word{font-size:29px;left:10%;top:0}.section-heading h2{font-size:20px}.mode-grid{grid-template-columns:1fr 1fr;gap:10px}.mode-card,.mode-card:first-child,.mode-card:nth-child(2){grid-column:span 1;flex-direction:column;text-align:center;gap:12px;padding:18px 10px;min-height:140px}.mode-card:last-child{grid-column:span 2;flex-direction:row;justify-content:center;min-height:85px}.mode-card strong{font-size:17px}.mode-card small{font-size:12px}.mode-arrow{display:none}.category-section{display:block}.category-section h2{margin-bottom:12px}.categories{gap:7px}.categories button{padding:9px 15px;font-size:13px}footer{font-size:11px}.game{padding:10px 13px 74px}.game-bar{height:44px}.game-title{font-size:13px}.game .score-pill{font-size:18px;padding:8px 12px}.prompt{min-height:148px;margin:12px auto 18px;gap:8px}.prompt p{font-size:15px}.hanzi{font-size:61px}.audio-button{width:43px;height:43px;left:calc(50% - 135px);font-size:17px}.answers{gap:10px}.answer{border-radius:19px;min-height:145px}.pictures .answer{height:clamp(145px,24vh,225px)}.pictures .art{height:auto;width:100%;max-height:100%}.choice-number{width:20px;height:20px;right:8px;top:8px;font-size:10px}.answer-mark{font-size:20px;left:6px;top:6px;padding:4px}.text-answers .answer{min-height:105px;font-size:34px;padding:14px}.prompt-picture{width:128px}.memory-board{gap:8px;grid-template-columns:repeat(3,1fr)}.memory-card{border-radius:13px;aspect-ratio:1}.memory-heading{padding:20px 0 16px}.memory-heading p{font-size:16px}.memory-heading small{font-size:12px}.memory-word{font-size:25px}.memory-word.latin{font-size:20px}.memory-card .back img{width:38px}.feedback b{font-size:18px}.feedback span{font-size:15px}.feedback{padding:10px 15px}dialog{padding:28px 20px}.avatar-grid{gap:5px}.avatar-grid small{font-size:9px}.profile-button>span:last-child{font-size:13px}}
@media(max-height:570px) and (orientation:landscape){.game{padding-bottom:55px;display:grid;grid-template-columns:1fr 1.7fr;gap:12px;align-items:center}.game-bar{grid-column:1/-1;height:35px}.prompt{margin:0;min-height:100px}.answers{width:100%}.pictures .answer{height:130px;min-height:100px}.text-answers .answer{min-height:85px}.hanzi{font-size:46px}.prompt p{font-size:12px}.audio-button{position:static}.round-number{display:none}.memory-game{display:block}.memory-heading{padding:5px}.memory-board{grid-template-columns:repeat(6,1fr);max-width:840px}.memory-card{aspect-ratio:1.3}.feedback{width:60%;padding:5px}.feedback b{font-size:15px}.feedback span{font-size:12px}}
.meaning-answers .answer{font-size:clamp(18px,2.3vw,28px);line-height:1.55;padding:18px}.meaning-answers .answer span:first-child{overflow-wrap:anywhere}@media(min-width:721px){.mode-card:nth-last-child(-n+2){grid-column:span 3}}
.pinyin-toggle{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:40px;padding:6px 12px;border:1px solid #3a679d;border-radius:12px;background:#102e56;color:#c4d5f2;font-size:13px;white-space:nowrap}.pinyin-toggle>span{display:grid;place-items:center;width:27px;height:27px;border-radius:8px;background:#1b4d86;color:#fff;font:700 16px Arial,sans-serif}.pinyin-toggle.active{color:#082048;background:var(--gold);border-color:#fff1a5}.pinyin-toggle.active>span{background:#0b63ca;color:#fff}.pinyin-confirm{display:grid;grid-template-columns:1fr 1fr;gap:10px}.pinyin-confirm button{margin:0;padding:13px 10px}.shown-pinyin,.choice-pinyin,.memory-pinyin{display:block;color:#8cc8ff;font-family:Arial,sans-serif;direction:ltr;letter-spacing:0}.shown-pinyin{font-size:19px;font-weight:700}.choice-pinyin{font-size:16px;margin-top:5px}.memory-pinyin{font-size:12px;margin-top:4px;color:#3269a5}.feedback{top:50%;bottom:auto;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;width:min(420px,calc(100% - 32px));min-height:235px;padding:22px;border-radius:24px;transform:translate(-50%,-45%) scale(.78);opacity:0;z-index:40;line-height:1.5;box-shadow:0 22px 70px #020817cc;backdrop-filter:blur(12px);transition:opacity .16s,transform .2s cubic-bezier(.2,1.4,.4,1)}.feedback.visible{opacity:1;transform:translate(-50%,-50%) scale(1)}.feedback .feedback-icon{display:block;font-size:clamp(82px,18vw,118px);line-height:1;filter:drop-shadow(0 9px 12px #0005);animation:feedback-pop .36s cubic-bezier(.2,1.7,.4,1)}.feedback strong{font-size:clamp(23px,5vw,34px)}.feedback>span{font-size:18px}.answer-mark{display:none!important}@keyframes feedback-pop{0%{transform:scale(.35) rotate(-10deg)}70%{transform:scale(1.16) rotate(4deg)}100%{transform:scale(1)}}
@media(max-width:720px){.game-bar{gap:7px}.game-title{display:none}.pinyin-toggle{padding:5px 9px;min-height:38px}.pinyin-toggle strong{font-size:12px}.pinyin-toggle>span{width:25px;height:25px}.shown-pinyin{font-size:17px}.choice-pinyin{font-size:14px}.feedback{min-height:215px;padding:18px}.feedback .feedback-icon{font-size:92px}.feedback>span{font-size:16px}}
@media(max-height:570px) and (orientation:landscape){.feedback{width:min(360px,55%);min-height:180px;padding:12px}.feedback .feedback-icon{font-size:72px}.feedback strong{font-size:22px}.feedback>span{font-size:14px}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
.preview-label{color:#aebddd;font-weight:400;white-space:nowrap}
.hero-art{overflow:hidden}
/* LAMZO Orbit identity, layered over the current game controls. */
:root{--bg:#081a38;--panel:#10294e;--blue:#1769e8;--violet:#8a7cf4;--gold:#ffd65a;--line:#ffffff18;--muted:#adbfdb}
body{background:radial-gradient(ellipse at 80% 0%,#14346b88,transparent 55%),radial-gradient(ellipse at 0% 30%,#44307530,transparent 50%),var(--bg);overflow-x:hidden;overflow-x:clip}
.nav{max-width:1240px;padding:20px 28px;border-bottom:1px solid #ffffff10}.brand{direction:ltr;gap:12px}.brand img{width:53px;height:53px}.brand b{letter-spacing:0;font-size:28px}.brand small{font-size:10px;color:#afc1e2;letter-spacing:0;text-align:left;margin-top:5px}.nav nav{background:#ffffff05;border:1px solid #ffffff0c;border-radius:50px;padding:4px;gap:2px}.nav nav button{padding:10px 22px}.nav nav button.active{background:#ffffff10;color:#fff}.profile-button{border:1px solid #ffffff18;border-radius:50px;padding:5px 12px 5px 5px}.profile-button .avatar{width:36px}
.hero{padding:48px 0 40px;min-height:430px;gap:40px}.hero h1{font-size:clamp(46px,5vw,70px);line-height:1.25;font-weight:800;letter-spacing:0;margin:18px 0}.hero h1 span{color:var(--gold)}.hero p{font-size:17px;max-width:440px;line-height:1.95}.eyebrow{font-size:11px;letter-spacing:0;color:#c8bdff}.hero small{font-size:12px;color:#92a9cb}.primary{background:#1769e8;box-shadow:0 8px 26px #1769e82b;border:1px solid #77a4ff55;border-radius:14px}.primary:hover{filter:brightness(1.12)}.hero-actions .primary{min-width:180px;padding:17px 26px;font-size:17px}.secondary{background:#ffffff08;border-color:#ffffff20}.secondary:hover{background:#ffffff10}
.hero-art{height:330px;background:radial-gradient(ellipse,#4f49db24,transparent 67%)}.hero-art:before{inset:20% -3% 8%;border-color:#8982ff55;box-shadow:0 0 28px #7963ff25,inset 0 0 24px #7963ff18;transform:rotate(-21deg)}.hero-art:after{content:'';position:absolute;inset:28% -5% 4%;border:1px solid #267fff38;border-radius:50%;transform:rotate(19deg);z-index:-1}.hero-art .avatar{border:3px solid #879ae02b;box-shadow:0 15px 50px #0004}.hero-art .hero-siraj{width:43%;top:6%;left:29%;border-color:#ad9bff44}.hero-najm{bottom:2%;left:0}.hero-lina{bottom:2%;right:0}.float-word{font-size:32px;padding:14px 20px;left:-2%;top:8%;box-shadow:0 12px 40px #0004;transform:rotate(-9deg);border:1px solid #fff}.float-word span{display:block;font:10px Tahoma;margin-top:5px;color:#355d90}.orbit-label{position:absolute;bottom:-20px;left:0;right:0;text-align:center;font:9px Arial;letter-spacing:0;color:#9faedd}.spark{font-size:30px}.spark.one{top:2%;right:7%}.spark.two{bottom:0;left:52%}
.journey-strip{display:flex;align-items:center;justify-content:space-around;gap:16px;background:#ffffff05;border:1px solid #ffffff0c;border-radius:8px;padding:22px 14px;margin:4px 0 36px}.journey-strip>div{display:flex;align-items:center;gap:12px}.journey-strip b{font:700 27px Arial;color:#eeeaff}.journey-strip span{font-size:12px;color:var(--muted)}.section-heading{margin-bottom:20px}.section-heading h2{font-size:25px;margin-top:7px}.score-pill{border-color:#ffd65a25;background:#ffd65a08;font-size:18px}.mode-grid{grid-template-columns:repeat(3,1fr);gap:12px}.mode-card,.mode-card:first-child,.mode-card:nth-child(2),.mode-card:nth-last-child(-n+2){grid-column:auto;min-height:112px;background:#102b50;border:1px solid #ffffff13;padding:20px 18px;border-radius:8px}.mode-card:first-child{grid-column:span 3;min-height:102px;background:#15396d;border-color:#528bff66}.mode-card:first-child .mode-icon{background:#1769e8;color:white}.mode-icon{width:44px;height:44px;background:#24476f;border:1px solid #8ab2ff22;border-radius:8px;color:#a0c4ff;font-size:25px}.mode-card strong{font-size:17px}.mode-card small{font-size:12px}.mode-card:hover:not(:disabled){background:#1c3a64;border-color:#7e9bc566;transform:translateY(-2px)}.mode-card:first-child strong{font-size:20px}.mode-arrow{font-size:19px}.category-section{margin:30px 0}.categories button{background:transparent;border-color:#ffffff16}.categories .selected{background:#ffffff10;border-color:#8a7cf488}.category-section h2{color:#ccd7ed;font-size:14px}footer{color:#8b9dbb;padding:26px 0}
.playing{background:radial-gradient(ellipse at top,#16336155,transparent 65%),#081a33}.game-bar{border-bottom:1px solid #ffffff0c;padding-bottom:10px;height:60px}.game-title{font-size:12px}.game-bar .icon-button{width:42px;height:42px;background:#ffffff06;border-color:#ffffff15}.prompt p{font-size:13px;color:#98acce}.hanzi{max-width:100%;overflow-wrap:anywhere;font-size:clamp(38px,7vw,74px);letter-spacing:0;line-height:1.25;text-align:center}.prompt{padding:0 60px}.audio-button{left:12px;top:50%;transform:translateY(-50%);background:#ffffff08;border:1px solid #769ee14d;box-shadow:none;width:48px;height:48px}.audio-button:active{transform:translateY(-50%) scale(.96)}.prompt:has(.sound-wave) .audio-button{transform:none}.sound-wave{color:#9788ff}.answer{border:2px solid #ffffff19;background:#173350;border-radius:8px}.pictures .answer{background:#f1eefe}.pictures .art{border-radius:0}.answer:hover:not(:disabled){border-color:#859cff}.text-answers .answer{font-size:clamp(22px,4vw,42px);overflow-wrap:anywhere}.round-number{font-family:Tahoma;font-size:11px;color:#7890b1}.memory-card{transition:border-color .15s,transform .15s;border-radius:8px}.memory-card .back{background:#1a3262}.memory-card .back img{width:50px;height:50px}.memory-card.matched{box-shadow:0 0 0 2px #43eb8918}.form-error:empty{display:none}dialog{background:#102649;border:1px solid #ffffff22}.stats{flex-wrap:wrap}.leader>span:not(.avatar){overflow-wrap:anywhere;min-width:0}.boot .primary{margin-top:15px}
@media(max-width:720px){.nav{padding:14px 18px;gap:12px}.brand img{width:42px;height:42px}.brand b{font-size:25px}.brand small{font-size:9px}.nav nav{width:100%;padding:4px;justify-content:space-between}.nav nav button{flex:1;font-size:13px;padding:9px 15px}.home{padding:0 20px}.hero{padding:30px 0 28px;gap:0}.hero h1{font-size:48px;margin:13px 0}.hero h1 br{display:none}.hero h1 span{display:inline}.hero p{font-size:14px;line-height:1.9}.hero small{font-size:10px}.hero-actions{gap:9px}.hero-actions .primary{min-width:150px;font-size:15px;padding:14px 18px}.hero-actions .secondary{font-size:13px;padding:13px 16px}.hero-art{height:210px;max-width:320px;margin:27px auto 15px}.hero-art .avatar{width:41%}.hero-art .hero-siraj{width:38%;left:31%;top:0}.float-word{font-size:25px;left:0;top:0;padding:10px 14px}.float-word span{font-size:9px}.journey-strip{padding:16px 8px;gap:8px;margin:6px 0 25px}.journey-strip>div{flex-direction:column;gap:7px;text-align:center;flex:1}.journey-strip b{font-size:23px}.journey-strip span{font-size:10px;line-height:1.5}.section-heading h2{font-size:22px}.score-pill{font-size:16px;padding:8px 12px}.mode-grid{grid-template-columns:1fr 1fr;gap:10px}.mode-card,.mode-card:nth-child(2),.mode-card:nth-last-child(-n+2){grid-column:auto;min-height:144px;flex-direction:column;padding:17px 10px;text-align:center;gap:10px}.mode-card:first-child{grid-column:span 2;min-height:92px;flex-direction:row;text-align:right;padding:18px;gap:15px}.mode-card:last-child{min-height:144px;flex-direction:column}.mode-card strong{font-size:15px}.mode-card small{font-size:11px}.mode-card:first-child strong{font-size:18px}.mode-card:first-child .mode-arrow{display:block}.category-section h2{font-size:13px}.game{padding:8px 12px 78px}.game-bar{height:52px}.game-title{display:none}.prompt{min-height:140px;padding:0 50px;margin:12px 0 18px}.hanzi{font-size:clamp(32px,11vw,56px)}.audio-button{left:0;width:42px;height:42px}.pictures .answer{height:clamp(135px,24dvh,215px);min-height:125px}.text-answers .answer{font-size:27px;min-height:105px}.keyboard-hint{display:none}.prompt:has(.prompt-picture){min-height:175px}.meaning-answers .answer{font-size:18px}.memory-heading p{font-size:14px}}
@media(max-width:360px){.hero h1{font-size:40px}.hero-actions .primary{min-width:130px}.hero-actions .secondary{padding:12px}.journey-strip span{font-size:9px}}

/* HSK challenge worlds */
.hsk-worlds-section{margin:46px 0 34px;padding:30px 0;border-top:1px solid #ffffff12;border-bottom:1px solid #ffffff12}.hsk-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:20px}.hsk-heading h2{font-size:28px;margin:7px 0}.hsk-heading p{color:var(--muted);line-height:1.8;font-size:14px}.hsk-orbit-mark{font:900 46px/1 Arial,sans-serif;color:#ffffff0e;letter-spacing:0;border:1px solid #ffffff10;border-radius:50%;width:100px;height:100px;display:grid;place-items:center;box-shadow:inset 0 0 0 12px #ffffff05}.hsk-worlds{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.hsk-world{position:relative;overflow:hidden;isolation:isolate;display:grid;grid-template-columns:auto 1fr auto auto;align-items:center;gap:13px;min-height:126px;padding:18px;text-align:right;background:#102b50;border:1px solid #ffffff18;border-radius:8px}.hsk-world:before{content:'';position:absolute;width:130px;height:130px;border:1px solid var(--hsk-accent);border-radius:50%;left:-60px;top:-70px;opacity:.35;z-index:-1}.hsk-world:hover{transform:translateY(-2px);border-color:var(--hsk-accent);background:#173960}.hsk-world-1{--hsk-accent:#54dff6}.hsk-world-2{--hsk-accent:#ffd65a}.hsk-world-3{--hsk-accent:#a996ff}.hsk-level{display:grid;place-items:center;width:58px;height:72px;border:1px solid color-mix(in srgb,var(--hsk-accent) 62%,transparent);border-radius:8px;background:#071c3c}.hsk-level small{font-size:9px;color:var(--hsk-accent)}.hsk-level strong{font:900 30px/1 Arial;color:#fff}.hsk-world-copy{min-width:0}.hsk-world-copy b{display:block;font:800 22px Arial;color:var(--hsk-accent);margin-bottom:9px}.hsk-world-copy small{display:block;line-height:1.7;font-size:11px}.hsk-avatar{width:58px;border:2px solid #ffffff24}.hsk-world .mode-arrow{color:var(--hsk-accent)}
.hsk-game{max-width:1120px}.hsk-stage{max-width:960px;margin:18px auto 0}.hsk-stage-top{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:14px}.hsk-lesson-badge{font:700 13px Arial;color:#cddcff;background:#ffffff08;border:1px solid #ffffff14;padding:9px 13px;border-radius:8px}.hsk-kind-tabs{display:flex;gap:4px;background:#071a36;border:1px solid #ffffff14;border-radius:8px;padding:4px}.hsk-kind-tabs button{background:transparent;color:#91a8c9;border-radius:6px;padding:8px 14px;font-size:12px}.hsk-kind-tabs button.active{background:#1769e8;color:white}.hsk-listen-panel{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:18px;min-height:156px;padding:24px;background:#102b50;border:1px solid #ffffff18;border-radius:8px;position:relative;overflow:hidden}.hsk-listen-panel:after{content:'';position:absolute;width:190px;height:190px;border:1px solid #8a7cf45c;border-radius:50%;left:-90px;bottom:-130px}.hsk-challenge-icon{width:76px;height:76px;display:grid;place-items:center;border-radius:50%;background:#1769e8;color:white;font:800 35px 'PingFang SC','Microsoft YaHei',Arial,sans-serif;box-shadow:0 0 0 9px #1769e81a;z-index:1}.hsk-listen-panel small{color:#8fb2e4;font-size:11px}.hsk-listen-panel h1{font-size:30px;letter-spacing:0;margin:6px 0}.hsk-listen-panel p{color:#c4d2e8;font-size:14px}.hsk-replay{z-index:1;display:flex;align-items:center;gap:9px;min-height:52px;padding:12px 18px;border:1px solid #5c91d355;background:#0b2345;border-radius:8px}.hsk-replay span{font:800 20px Arial;direction:ltr;color:#64c9ff}.hsk-replay b{font-size:13px}.hsk-replay.needs-tap{border-color:var(--gold);box-shadow:0 0 0 4px #ffd65a20}.hsk-answers{display:grid;grid-template-columns:repeat(3,1fr);gap:11px;margin:14px 0}.hsk-answer{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:112px;padding:14px;background:#173350;border:2px solid #ffffff19;border-radius:8px}.hsk-answer:hover:not(:disabled){border-color:#859cff;background:#1d4169}.hsk-answer.selected{border-color:#54dff6;background:#15436a;box-shadow:inset 0 0 0 1px #54dff655}.hsk-answer.correct,.hsk-answer.solution{border-color:#43eb89;background:#124d3d}.hsk-answer.wrong{border-color:#ff727a;background:#5e2941}.hsk-answer strong{font:700 clamp(22px,2.4vw,34px)/1.45 'PingFang SC','Microsoft YaHei',Arial,sans-serif;letter-spacing:0;text-align:center;overflow-wrap:anywhere}.hsk-choice-number{position:absolute;right:9px;top:8px;color:#7f9aba;font:11px Arial}.hsk-check{position:absolute;left:10px;top:8px;color:#54dff6;opacity:0}.hsk-answer.selected .hsk-check,.hsk-answer.correct .hsk-check,.hsk-answer.solution .hsk-check{opacity:1}.hsk-pinyin{display:block;color:#91c9ff;font:600 13px/1.5 Arial,sans-serif;direction:ltr;margin-top:5px}.hsk-submit-row{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:18px;margin-top:16px}.hsk-submit-row>span{font-size:12px;color:#90a7c9}.hsk-submit-row .primary{min-width:210px}.hsk-submit-row>small{text-align:left;font-size:11px}.feedback-pinyin{font:600 13px/1.5 Arial;color:inherit;direction:ltr;max-width:100%}
@media(max-width:820px){.hsk-worlds{grid-template-columns:1fr}.hsk-world{min-height:104px}.hsk-orbit-mark{width:76px;height:76px;font-size:34px}.hsk-listen-panel{grid-template-columns:auto 1fr;min-height:145px}.hsk-replay{grid-column:1/-1;justify-content:center}.hsk-answers{grid-template-columns:1fr 1fr}.hsk-submit-row{grid-template-columns:1fr auto}.hsk-submit-row>small{grid-column:1/-1;text-align:center}}
@media(max-width:520px){.hsk-worlds-section{margin-top:34px;padding:24px 0}.hsk-heading{align-items:center}.hsk-heading h2{font-size:23px}.hsk-heading p{font-size:12px}.hsk-orbit-mark{display:none}.hsk-world{grid-template-columns:auto 1fr auto;padding:14px}.hsk-avatar{display:none}.hsk-world-copy b{font-size:20px}.hsk-stage{margin-top:10px}.hsk-stage-top{align-items:stretch;flex-direction:column}.hsk-lesson-badge{text-align:center}.hsk-kind-tabs{width:100%}.hsk-kind-tabs button{flex:1;padding:8px 5px}.hsk-listen-panel{padding:17px 14px;gap:13px}.hsk-challenge-icon{width:57px;height:57px;font-size:27px}.hsk-listen-panel h1{font-size:23px}.hsk-listen-panel p{font-size:12px;line-height:1.7}.hsk-replay{min-height:47px}.hsk-answers{gap:8px}.hsk-answer{min-height:96px;padding:10px 7px}.hsk-answer strong{font-size:22px}.hsk-pinyin{font-size:11px}.hsk-submit-row{grid-template-columns:1fr;gap:9px}.hsk-submit-row>span,.hsk-submit-row>small{text-align:center}.hsk-submit-row .primary{width:100%;min-width:0}.hsk-game .feedback>span{font-size:14px;max-height:82px;overflow:hidden}}
@media(max-height:570px) and (orientation:landscape){.hsk-game{display:block}.hsk-stage{margin-top:8px}.hsk-listen-panel{min-height:95px;padding:12px 18px}.hsk-challenge-icon{width:50px;height:50px;font-size:24px}.hsk-listen-panel h1{font-size:20px;margin:3px 0}.hsk-replay{min-height:42px}.hsk-answers{grid-template-columns:repeat(3,1fr);gap:7px}.hsk-answer{min-height:68px}.hsk-submit-row{margin-top:7px}}
.hsk-answer strong{direction:ltr;unicode-bidi:isolate}
.game-brand{display:flex;align-items:center;gap:8px;direction:ltr;min-width:126px}.game-brand img{width:34px;height:34px}.game-brand>span{display:flex;flex-direction:column;align-items:flex-start}.game-brand b{font:900 18px/1 Arial,sans-serif;letter-spacing:0}.game-brand small{font-size:9px;color:#91a8c9;margin-top:4px;white-space:nowrap}
@media(max-width:520px){.game-brand{min-width:88px;gap:6px}.game-brand img{width:32px;height:32px}.game-brand b{font-size:14px}.game-brand small{display:none}.game-bar .score-pill{font-size:15px;padding:7px 9px}.game-bar .icon-button{width:38px;height:38px}.game-bar .pinyin-toggle strong{display:none}.game-bar .pinyin-toggle{padding:5px;gap:0}}
.leaderboard-preview{margin:36px 0;padding:30px 0;border-bottom:1px solid #ffffff12}.leaderboard-preview-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:16px}.leaderboard-preview-heading h2{font-size:25px;margin-top:7px}.leaderboard-preview-heading .secondary{padding:11px 17px;min-height:42px;font-size:12px}.home-leader-list{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;min-height:72px;max-height:360px;overflow:auto;padding:2px;scrollbar-color:#456896 #0b2041}.home-leader{display:grid;grid-template-columns:auto auto 1fr auto;align-items:center;gap:11px;padding:12px 15px;background:#ffffff05;border:1px solid #ffffff10;border-radius:8px}.home-leader>b{font:800 18px Arial;color:var(--gold)}.home-leader .avatar{width:42px}.home-leader>span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:13px}.home-leader>strong{font:700 13px Arial;color:var(--gold);white-space:nowrap}.leader-loading{grid-column:1/-1;display:grid;place-items:center;color:#8fa5c5;font-size:13px;border:1px dashed #ffffff16;border-radius:8px;min-height:72px}.public-name-note{display:grid;gap:7px;background:#0a2346;border:1px solid #ffd65a55;border-radius:8px;padding:14px 16px;margin:4px 0 18px}.public-name-note b{font-size:14px;color:var(--gold)}.public-name-note span{color:#bdcbe2;font-size:12px;line-height:1.8}
@media(max-width:720px){.home-leader-list{grid-template-columns:1fr}.leaderboard-preview{margin:28px 0;padding:24px 0}.leaderboard-preview-heading h2{font-size:22px}.leaderboard-preview-heading .secondary{padding:9px 12px;font-size:11px}}