:root{--navy:#10182b;--teal:#19c7c1;--paper:#f7f7f3;--purple:#7257e8;--ink:#162239;--muted:#667083;--line:#dfe4e5;--radius:20px}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,Arial,sans-serif}button,input,select{font:inherit}button,a,input,select{touch-action:manipulation}button{cursor:pointer}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #7257e8;outline-offset:5px}header{background:var(--navy);color:white;min-height:94px;padding:22px 5%;display:flex;align-items:center;gap:35px}.brand{display:flex;align-items:center;font-size:23px;font-weight:900;letter-spacing:-1px}.brand small{display:block;letter-spacing:2px;font-size:8px;color:#b7c8d5;margin-top:7px}.mark{background:var(--teal);color:var(--navy);font-size:26px;border-radius:10px;padding:8px;margin-right:12px}.teal{color:var(--teal)}nav{display:flex;gap:26px;margin:auto;font-size:14px}nav a{padding:10px 0;color:#bcc6d5}nav a.active{color:var(--teal);border-bottom:2px solid var(--teal)}.header-right{display:flex;gap:14px;align-items:center;font-size:12px}.header-right button{color:#cdd7e7;background:none;border:1px solid #384357;border-radius:10px;padding:10px}main{max-width:1250px;margin:auto;padding:50px 35px 70px;min-height:65vh}.eyebrow{font-size:11px;letter-spacing:2px;font-weight:800;text-transform:uppercase;color:#6c7689}.tag{display:inline-flex;align-items:center;gap:8px;border:1px solid #ccd8d7;border-radius:50px;padding:9px 14px;font-size:11px;font-weight:700}.tag:before{content:'';width:6px;height:6px;border-radius:50%;background:var(--teal)}h1{font-size:clamp(42px,6vw,76px);line-height:1.03;letter-spacing:-3px;margin:23px 0}h2{font-size:30px;letter-spacing:-1px;margin:12px 0 20px}h3{font-size:17px;margin:0 0 12px}p{line-height:1.65}.muted{color:var(--muted)}.hero{display:grid;grid-template-columns:1.1fr 1fr;gap:65px;align-items:center}.hero h1 span{color:#119d9b}.hero .subtitle{font-size:13px;letter-spacing:3px;font-weight:800}.hero p{max-width:410px;color:var(--muted);font-size:17px}.actions{display:flex;gap:12px;flex-wrap:wrap;margin:27px 0}.primary,.secondary,.purple{display:inline-flex;align-items:center;justify-content:center;gap:18px;border:0;padding:17px 23px;border-radius:12px;font-size:13px;font-weight:800;min-height:48px}.primary{background:var(--teal);color:var(--navy)}.secondary{background:transparent;border:1px solid #cfd6db;color:var(--ink)}.purple{background:var(--purple);color:white}.hero-art{height:410px;background:var(--navy);border-radius:28px;position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center}.hero-art:before{content:'';position:absolute;width:280px;height:280px;border:1px solid #263c53;border-radius:50%}.hero-art:after{content:'';position:absolute;width:360px;height:360px;border:1px solid #263c53;border-radius:50%}.hero-art .card{width:175px;position:absolute;z-index:2;box-shadow:0 20px 35px #0005}.hero-art .card:nth-child(1){transform:rotate(-16deg);left:35px;top:85px}.hero-art .card:nth-child(2){transform:rotate(12deg);right:34px;top:67px}.hero-art .card:nth-child(3){transform:rotate(-3deg);top:135px}.art-caption{position:absolute;bottom:20px;z-index:3;color:#a3b4cb;letter-spacing:2px;font-size:9px}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin:45px 0}.stat{border-top:1px solid var(--line);padding:20px 0}.stat strong{font-size:28px;display:block}.stat small{display:block;color:var(--muted);margin-top:8px}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.panel{background:white;border:1px solid var(--line);border-radius:var(--radius);padding:25px}.panel.dark{background:var(--navy);color:white;border-color:#263349}.section-title{display:flex;justify-content:space-between;align-items:center;margin:40px 0 20px}.section-title h2{margin:0}.number{display:inline-flex;background:#e0f6f2;padding:10px 13px;border-radius:10px;font-weight:800;margin-bottom:18px}.panel p{font-size:14px;color:var(--muted)}.panel.dark p{color:#adbace}.progress{height:7px;background:#e7ecee;border-radius:8px;overflow:hidden;margin:12px 0}.progress i{display:block;height:100%;background:var(--teal);border-radius:8px}.dark .progress{background:#304059}.dark-page{background:var(--navy);color:white;margin:-50px -35px -70px;padding:50px 35px 70px;border-radius:0 0 25px 25px}.dark-page .muted{color:#a9b5c9}.filters{display:flex;gap:8px;flex-wrap:wrap;margin:25px 0}.filters button,.row-choice{padding:13px 17px;border:1px solid #cad3d8;border-radius:10px;background:transparent;color:inherit;font-size:12px}.filters button.active,.row-choice.active{background:var(--teal);border-color:var(--teal);color:var(--navy)}.cards{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}.card{background:#17243b;border:1px solid #476078;border-radius:15px;padding:10px;overflow:hidden;color:white;text-align:left;width:100%}.card[data-rarity=EPIC]{border-color:#a188fa}.card[data-rarity=LEGENDARY]{border-color:#d4b96a}.card[data-rarity=SECRET]{border-color:#ccb4ed}.card img{display:block;width:100%;aspect-ratio:1;border-radius:9px}.card small{display:block;font-size:8px;letter-spacing:1px;color:#b9c6d9;margin:12px 0 6px}.card strong{display:block;font-size:17px}.card .card-bottom{display:flex;justify-content:space-between;margin-top:9px;font-size:9px;color:#a9c6d5}.card.locked img{filter:brightness(0) opacity(.45)}.card.locked{border-color:#334258}.trainer{max-width:750px;margin:auto}.trainer-top{display:flex;justify-content:space-between;align-items:center;font-size:12px}.task{text-align:center;padding:40px 20px}.equation{font-size:clamp(50px,9vw,80px);font-weight:800;letter-spacing:-2px;margin:40px 0}.answer{display:flex;justify-content:center;gap:12px}.answer input{min-width:0;width:180px;padding:18px;font-size:30px;border:2px solid #cbd6da;border-radius:12px;text-align:center}.hint-button{background:none;border:0;color:#50627b;padding:17px;margin:12px 0}.hint{background:#edf6f3;border-radius:14px;padding:20px;text-align:left}.feedback{padding:18px;border-radius:12px;background:#edf6f3;margin:20px 0;font-weight:700}.dots{display:grid;gap:5px;margin-top:15px;width:max-content;max-width:100%}.dots span{width:10px;height:10px;background:#14aaa7;border-radius:50%}.training-options{display:flex;gap:10px;flex-wrap:wrap;margin:20px 0}.form-row{display:flex;gap:15px;flex-wrap:wrap;margin:25px 0}.form-row select{padding:12px;border:1px solid #ccd6db;border-radius:10px;background:white}.mission{margin:15px 0;padding:15px 0;border-bottom:1px solid var(--line)}.mission strong{font-size:14px}.pack{font-size:60px;text-align:center;padding:30px;border:1px solid #6752b3;border-radius:20px;background:#211a44}.legal{max-width:780px}.legal h1{font-size:42px;letter-spacing:-1px}.legal h2{font-size:22px;margin-top:35px}.notice{padding:15px;background:#fff2d9;border-radius:12px;color:#72501a;font-size:14px}footer{background:var(--navy);color:#d0dae7;padding:45px 6%;display:grid;grid-template-columns:2fr 1fr 1.5fr;gap:40px}footer a:not(.brand){display:block;font-size:13px;margin:12px 0}footer small{font-size:8px;letter-spacing:2px}footer p{font-size:12px;color:#aab6c8}.copyright{grid-column:1/-1;border-top:1px solid #2e3a4e;padding-top:22px;font-size:11px;display:flex;justify-content:space-between}.copyright span{letter-spacing:2px;color:#73839b}dialog{border:0;border-radius:24px;padding:30px;max-width:430px;width:90%;background:var(--paper);color:var(--ink)}dialog::backdrop{background:#081225bb}dialog .card{max-width:260px;margin:20px auto}dialog .secondary{width:100%;margin-top:15px}.reveal{animation:reveal .6s ease-out}@keyframes reveal{from{opacity:0;transform:translateY(20px) scale(.94)}to{opacity:1;transform:none}}@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}@media(max-width:950px){header{flex-wrap:wrap;gap:16px}nav{order:3;width:100%;justify-content:center;gap:22px}.header-right{margin-left:auto}.hero{gap:30px}.hero-art{height:360px}.hero-art .card{width:145px}.cards{grid-template-columns:repeat(4,1fr)}}@media(max-width:650px){main{padding:30px 20px 50px}header{padding:18px 20px}.brand{font-size:19px}.mark{font-size:20px}.header-right{font-size:10px}nav{gap:16px;font-size:11px;overflow:auto;justify-content:flex-start}.hero{grid-template-columns:1fr}.hero h1{font-size:64px}.hero-art{height:335px;margin-top:10px}.hero-art .card{width:155px}.stats{grid-template-columns:repeat(2,1fr);gap:10px}.grid{grid-template-columns:1fr}.cards{grid-template-columns:repeat(2,1fr);gap:12px}.dark-page{margin:-30px -20px -50px;padding:30px 20px 50px}.section-title{align-items:flex-start;gap:15px}.section-title h2{font-size:24px}footer{grid-template-columns:1fr;gap:25px}.copyright{display:block}.copyright span{display:block;margin-top:15px}.answer input{width:140px}.task{padding:20px 0}h1{letter-spacing:-2px}.card strong{font-size:15px}}
.wide-panel{grid-column:span 2}.card.upgraded{box-shadow:inset 0 0 0 2px #19c7c1}.card.upgraded strong:after{content:' ✦';color:#19c7c1}button:disabled{opacity:.5;cursor:default}@media(max-width:650px){.wide-panel{grid-column:auto}}

.save-status-bar{max-width:1200px;margin:12px auto 0;padding:0 24px;display:flex;gap:14px;align-items:center;flex-wrap:wrap;font-size:12px;color:#65707b}.save-error{color:#8c5028}.save-status-bar button{font-size:12px;padding:8px 12px}[hidden]{display:none!important}

.card img{aspect-ratio:2/3;object-fit:contain;height:auto;width:100%;border-radius:12px}.motif-placeholder{aspect-ratio:2/3;display:grid;place-items:center;background:#19263c;color:#c0ccd9;padding:24px;text-align:center;border-radius:12px}.card-quote{font-size:12px;line-height:1.5;margin:10px 0 0;font-weight:400}.card-back,.secret-hidden{min-height:360px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:30px;background:#10182b!important;color:#d4d8e2;opacity:1!important;filter:none!important}.secret-hidden{background:#090c17!important}.secret-hidden strong{font-size:34px}.card-cover{font-size:46px;color:#52637f}.card[data-rarity="RARE"]{border-color:#77c8cb}.card[data-rarity="EPIC"]{border-color:#b3a2e7}.card[data-rarity="LEGENDARY"]{border-color:#d5b06b}.card[data-rarity="SECRET"]{border-color:#85cbb9}

.avatar-panel{margin-bottom:20px}.avatar-options{display:grid;grid-template-columns:repeat(6,1fr);gap:10px}.avatar-choice{display:grid;gap:8px;place-items:center;border:1px solid #d9d8e5;border-radius:14px;background:#fff;padding:15px 8px;color:inherit;cursor:pointer}.avatar-choice>span{font-size:38px}.avatar-choice.active{border:2px solid #7060e6;background:#f0edff}.player-avatar{display:flex;gap:8px;align-items:center;justify-content:center;margin-bottom:15px;font-weight:600}.player-avatar>span{font-size:36px}@media(max-width:650px){.avatar-options{grid-template-columns:repeat(3,1fr)}}

/* RECHENLEVEL: shared card-world visual identity */
:root{--paper:#f6f7f5;--ink:#202736;--muted:#637080;--line:#dfe5e8;--teal:#0c929b;--purple:#7362ca;--radius:24px}
body{background:radial-gradient(ellipse at 85% 5%,#e9edf9 0,transparent 32%),radial-gradient(ellipse at 0 30%,#e9f5ef 0,transparent 35%),var(--paper);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;-webkit-font-smoothing:antialiased}
header{background:#ffffffdc;color:var(--ink);border-bottom:1px solid #ffffff;box-shadow:0 4px 25px #26324c05;backdrop-filter:blur(18px);gap:28px;padding:22px max(24px,calc((100vw - 1240px)/2));min-height:100px}
.brand{letter-spacing:-.9px;font-size:23px;white-space:nowrap}.brand small{color:#647282;font-size:10px;letter-spacing:1.1px;font-weight:600;text-transform:none}.mark{background:linear-gradient(145deg,#b7f1d9,#93d4e7 60%,#b8b8ed);color:#183440;border:1px solid #fff;box-shadow:inset 0 2px 4px #fff9,0 5px 12px #338e9b15;border-radius:15px;padding:11px;font-size:23px}.brand .teal{color:#16858e}
nav{gap:5px;font-weight:650;font-size:13px}nav a{color:#657181;border-radius:12px;padding:12px 14px;white-space:nowrap;min-height:44px}nav a.active{color:#125c65;background:#e4f1ef;border:0}nav a:hover{background:#edf1f3;color:var(--ink)}.header-right{gap:10px;white-space:nowrap}#level{padding:10px 12px;background:#eef0f8;border:1px solid #e0e3ef;border-radius:12px;font-weight:750;color:#5a5781}.header-right button{border-color:#dce2e6;color:#556273;background:#fff;min-height:44px}
main{max-width:1280px;padding:54px 40px 80px}.save-status-bar{max-width:1280px;padding:0 40px;font-size:11px;color:#6e7b78}.save-status-bar #save-status:before{content:'';display:inline-block;width:5px;height:5px;border-radius:50%;background:#88a59d;margin-right:8px}.save-status-bar .save-error{color:#8c5028}
h1{letter-spacing:-2.6px;line-height:1.04;font-weight:850}h2{font-weight:780;letter-spacing:-.9px}h3{font-size:18px;font-weight:750}.eyebrow{letter-spacing:1.8px;color:#67748a}.tag{background:#ffffffa8;border-color:#d9e5e1;box-shadow:0 3px 10px #29354a03;font-size:10px;letter-spacing:1px}.tag:before{background:#319b85;box-shadow:0 0 0 4px #e2f2ec}
.hero{grid-template-columns:1.05fr 1fr;gap:48px}.hero h1{font-size:clamp(42px,5.2vw,68px);margin:25px 0}.hero h1 span{background:linear-gradient(100deg,#167b90,#3a988b);color:transparent;background-clip:text}.hero p{font-size:17px;max-width:440px;margin:20px 0}.hero .subtitle{letter-spacing:1.4px;font-size:11px;line-height:1.7;color:#526582;margin-top:20px}.hero p.hero-detail{font-size:13px;margin:7px 0;color:#667685}.hero .actions{margin:24px 0 17px}.hero small{font-size:12px}
.primary,.secondary,.purple{min-height:48px;border-radius:14px;padding:16px 21px;font-size:12px;letter-spacing:.25px;transition:transform .18s ease,box-shadow .18s ease,background .18s ease}.primary{background:linear-gradient(120deg,#167c91,#148a82);color:#fff;box-shadow:inset 0 1px 0 #ffffff38,0 5px 13px #1b7d8818;border:1px solid #177e8a}.purple{background:linear-gradient(120deg,#7866cc,#5a57ae);box-shadow:inset 0 1px 0 #ffffff40,0 5px 13px #6859c020;border:1px solid #7567c4}.secondary{background:#ffffffb8;border:1px solid #d8dfe5;color:#38465a;cursor:pointer}.primary:hover,.purple:hover,.secondary:hover{transform:translateY(-2px);box-shadow:0 8px 18px #29375119}.text-link{font-size:13px;font-weight:750;color:#247e87;min-height:44px;display:flex;align-items:center}
.hero-art{height:480px;overflow:visible;border-radius:32px;background:radial-gradient(ellipse at 26% 20%,#405b6c,transparent 55%),radial-gradient(ellipse at 90% 90%,#514969,transparent 65%),#1c283b;border:1px solid #566675;box-shadow:inset 0 1px 0 #ffffff44,0 24px 50px #25304716}.hero-art:before{width:310px;height:310px;border-color:#b8d7db16;pointer-events:none}.hero-art:after{width:410px;height:410px;border-color:#d6dbf219;pointer-events:none}.hero-art .card{width:190px;padding:5px;border-radius:19px;box-shadow:0 22px 35px #060e2260;transition:translate .2s ease}.hero-art .card:nth-child(1){left:22px;top:76px;transform:rotate(-13deg)}.hero-art .card:nth-child(2){right:20px;top:51px;transform:rotate(12deg)}.hero-art .card:nth-child(3){top:130px;transform:rotate(-2deg);z-index:4}.hero-art .card:hover{translate:0 -7px}.hero-art .card img{border-radius:14px}.hero-art .card small,.hero-art .card strong,.hero-art .card .card-bottom,.hero-art .card .card-quote{display:none}.art-caption{bottom:23px;color:#c1ccd9;letter-spacing:2px;font-size:10px}
.stats{gap:16px;margin:38px 0}.stat{background:#ffffffb3;border:1px solid #e0e6e9;border-radius:19px;padding:21px 23px;box-shadow:0 5px 18px #26334e03}.stat strong{font-size:30px;letter-spacing:-1px}.stat small{font-size:12px}.mode-path{background:linear-gradient(110deg,#e6f0ef,#eff0f8);border:1px solid #d8e4e5;border-radius:24px;padding:27px 30px;margin:32px 0}.mode-path h2{margin:10px 0 22px;font-size:27px}.learning-path{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.learning-path span{display:flex;gap:10px;align-items:center;font-size:11px;color:#558b91}.learning-path strong{font-size:12px;color:#3a4a61}
.panel{background:linear-gradient(145deg,#fff,#ffffffba);border-color:#e0e6ea;border-radius:24px;padding:27px;box-shadow:inset 0 1px 0 #fff,0 8px 24px #29354a04}.panel.dark{background:radial-gradient(ellipse at 100% 0,#394767,transparent 70%),linear-gradient(130deg,#1c303e,#22283f);border:1px solid #39495e;box-shadow:inset 0 1px 0 #ffffff18,0 12px 26px #23304d10}.panel.dark p{color:#c2cddd}.panel.dark .eyebrow,.panel.dark .teal{color:#8ee0ce}.panel.dark .secondary{background:#ffffff10;color:#fff;border-color:#ffffff30}.number{background:#e8f4ef;color:#357b75;font-size:11px;border:1px solid #d8eae3;border-radius:11px;letter-spacing:1px}.panel p{font-size:14px}.section-title{margin:44px 0 21px;gap:20px}.grid{gap:18px}.progress{height:9px;background:#e8edf0;margin:14px 0;border-radius:20px}.progress i{background:linear-gradient(90deg,#2b8b9f,#58baa2);transition:width .4s ease}.dark .progress{background:#ffffff18}.dark .progress i{background:linear-gradient(90deg,#89a2ed,#7bd7c1)}
.collection-tiles{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.collection-tile{position:relative;display:grid;grid-template-columns:42px 1fr;gap:5px 12px;align-items:center;min-width:0;text-align:left;padding:18px;background:#ffffffc9;color:var(--ink);border:1px solid #e0e5e9;border-radius:18px;box-shadow:0 3px 12px #22334903;transition:transform .18s,box-shadow .18s,border-color .18s}.collection-tile:hover{transform:translateY(-3px);box-shadow:0 9px 20px #29374b0c;border-color:var(--accent)}.collection-tile.selected{border-color:var(--accent);box-shadow:inset 0 0 0 1px var(--accent)}.world-mark{grid-row:span 2;width:42px;height:45px;display:grid;place-items:center;border:1px solid currentColor;color:var(--accent);border-radius:13px;transform:rotate(-5deg);font-size:12px;font-weight:850;letter-spacing:-.3px;background:linear-gradient(145deg,#fff,#f0f3f5)}.collection-tile strong{font-size:12px;line-height:1.4}.collection-tile small{font-size:11px;color:#6b7886}.collection-tile .progress{grid-column:1/-1;margin:9px 0 0;height:4px}.collection-tile .progress i{background:var(--accent)}
.dark-page{background:transparent;color:var(--ink);margin:0;padding:0;border-radius:0}.dark-page .muted{color:var(--muted)}.dark-page>.eyebrow{color:#368c85}.dark-page .section-title{margin-bottom:25px;align-items:flex-start}.dark-page .section-title h1{margin-top:0}.filters{gap:7px;margin:28px 0 20px}.filters button,.row-choice{background:#fff;border-color:#dae2e7;color:#536176;min-height:44px;font-size:11px;font-weight:700;border-radius:12px;padding:12px 16px}.filters button.active,.row-choice.active{background:#dceeea;border-color:#6dac9e;color:#1d675f;box-shadow:inset 0 0 0 1px #6dac9e}.cards{gap:17px;align-items:stretch;margin-top:12px}.card{background:linear-gradient(145deg,#27354b,#182336);border:1px solid #5b7181;border-radius:20px;padding:9px;box-shadow:inset 0 1px 0 #ffffff15,0 7px 17px #18263b13;transition:transform .18s,box-shadow .18s}.cards .card:hover{transform:translateY(-4px);box-shadow:0 12px 25px #18263b20}.card img{border-radius:13px}.card small{font-size:9px;line-height:1.5;letter-spacing:.8px;margin:12px 3px 5px;color:#c2cddc}.card strong{font-size:17px;line-height:1.3;margin:0 3px}.card .card-bottom{font-size:10px;gap:6px;flex-wrap:wrap;margin:10px 3px 0;color:#b9c9db}.card-quote{font-size:12px;margin:10px 3px 4px;color:#d4deeb}.card.upgraded{box-shadow:inset 0 0 0 2px #76c7b3,0 7px 17px #18263b13}.card.upgraded strong:after{color:#93e0c8}.card-back,.secret-hidden{min-height:350px;background:radial-gradient(ellipse at 50% 45%,#313c55,transparent 65%),#182234!important;border:1px solid #465069!important;gap:22px}.card-back strong{font-size:12px;font-weight:550;color:#a5b0c3}.card-cover{position:relative;display:grid;place-items:center;width:90px;height:150px}.hidden-figure{display:block;width:67px;height:96px;border-radius:45% 45% 30% 30%;background:#0f1726;box-shadow:0 0 34px #829dd723;transform:rotate(-6deg)}.hidden-figure:before,.hidden-figure:after{content:'';position:absolute;width:24px;height:29px;top:19px;background:#0f1726;border-radius:50%}.hidden-figure:before{left:4px;transform:rotate(-25deg)}.hidden-figure:after{right:4px;transform:rotate(25deg)}.question{position:absolute;top:60px;font-size:27px;font-weight:700;color:#697a99}.secret-hidden{background:radial-gradient(ellipse at 50% 40%,#26263b,transparent 65%),#121a29!important}.secret-hidden strong{font-size:30px;font-weight:650;letter-spacing:5px;color:#8f9abc}
.trainer{max-width:790px}.trainer>h1{max-width:650px}.trainer-top{gap:12px;font-weight:600;color:#5d6b7e;line-height:1.5}.task{padding:30px 24px;background:radial-gradient(ellipse at 50% 0,#f0f7f5,transparent 55%),#fff}.equation{font-size:clamp(48px,8vw,78px);letter-spacing:-2px;margin:30px 0;font-variant-numeric:tabular-nums;color:#253249}.answer input{background:#f8fafb;border-color:#cbdce1;box-shadow:inset 0 2px 4px #1f354905;border-radius:15px}.answer input:focus{border-color:#3b968f}.hint-button{border:1px solid #e2e9ec;border-radius:12px;min-height:44px;margin:20px 0;color:#547284;padding:12px 17px;background:#f7faf9}.hint{background:#eaf4ef;border:1px solid #d5e7dd}.feedback{background:#e6f3ec;color:#285c4a;border:1px solid #c9e5d5}.feedback .teal{color:#147664}.avatar-choice{border-radius:16px;background:linear-gradient(145deg,#fff,#f8fafb);font-size:12px}.avatar-choice.active{background:#e8f3ee;border-color:#509885;box-shadow:0 3px 12px #438b7510}.avatar-choice>span{font-size:34px}.player-avatar{color:#697c81;font-size:12px}.player-avatar>span{font-size:28px}.form-row label{display:grid;gap:9px;flex:1;min-width:190px;color:#586779;font-size:12px;font-weight:600}select{max-width:100%;color:var(--ink);background:white;border:1px solid #d3dfe4;font-size:14px;min-height:44px}.form-row select{padding:14px;border-radius:12px}.mission{padding:17px 0;margin:0}.mission:last-child{border-bottom:0}.mission .trainer-top{font-size:12px}.notice{border:1px solid #ecdcbd;background:#fff6e7}
footer{background:#edf0f1;color:#35445a;border-top:1px solid #dce3e6;padding:45px max(30px,calc((100vw - 1200px)/2));gap:35px}footer p{color:#697787}footer .teal{color:#16858e}footer .brand small{color:#697787}.copyright{border-color:#d6dee3;color:#697787}.copyright span{color:#6d7c8f}dialog{padding:28px;background:#fafbf8;border:1px solid #ffffff80;border-radius:26px;box-shadow:0 30px 90px #07132450;max-height:90dvh;overflow:auto}dialog::backdrop{background:#132039a6;backdrop-filter:blur(7px)}dialog .card{max-width:220px}dialog h2{font-size:25px}.pack{background:radial-gradient(ellipse at 25% 15%,#547e86,transparent 55%),linear-gradient(145deg,#25344e,#39365b);border:1px solid #8f9aaa;color:#cfede7;box-shadow:inset 0 1px 0 #fff5,0 12px 30px #29395117;transform:rotate(-3deg);margin:25px 12px;font-size:50px}.reveal{animation:reveal .5s ease-out}.reveal .card{animation:card-discover .8s cubic-bezier(.2,.7,.3,1) both}.reveal h2,.reveal>p{animation:detail-discover .65s ease-out both}.reveal h2{animation-delay:.15s}.reveal>p{animation-delay:.25s}@keyframes card-discover{0%{opacity:0;transform:translateY(14px) scale(.96);box-shadow:0 0 45px #a2d7ccaa}60%{opacity:1;box-shadow:0 0 30px #a2d7cc70}100%{transform:none;box-shadow:0 8px 24px #20344a16}}@keyframes detail-discover{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
@media(max-width:1100px){header{flex-wrap:wrap;gap:16px;padding:20px 30px}nav{order:3;width:100%;justify-content:center}.header-right{margin-left:auto}.hero{gap:30px}.hero-art{height:415px}.hero-art .card{width:165px}.hero-art .card:nth-child(1){left:12px;top:64px}.hero-art .card:nth-child(2){right:12px;top:48px}.hero-art .card:nth-child(3){top:111px}.collection-tiles{grid-template-columns:repeat(3,1fr)}.cards{grid-template-columns:repeat(4,1fr)}.card-back,.secret-hidden{min-height:320px}}
@media(max-width:760px){main{padding:35px 24px 60px}.hero{grid-template-columns:1fr;gap:27px}.hero h1{font-size:clamp(43px,9vw,66px)}.hero p{max-width:550px}.hero-art{height:410px;max-width:550px;width:100%;margin:0 auto}.hero-art .card{width:180px}.hero-art .card:nth-child(1){left:10%;top:45px}.hero-art .card:nth-child(2){right:10%;top:30px}.hero-art .card:nth-child(3){top:100px}.hero-art:after{width:340px;height:340px}.stats{grid-template-columns:repeat(2,1fr);gap:12px;margin:28px 0}.grid{grid-template-columns:1fr}.wide-panel{grid-column:auto}.collection-tiles{grid-template-columns:repeat(2,1fr)}.learning-path{grid-template-columns:repeat(2,1fr);gap:18px}.cards{grid-template-columns:repeat(3,1fr)}.card-back,.secret-hidden{min-height:300px}.section-title{align-items:flex-start}.section-title h2{font-size:25px}.section-title .eyebrow{font-size:9px}.dark-page{margin:0;padding:0}.dark-page .section-title{flex-wrap:wrap}.save-status-bar{padding:0 24px}footer{grid-template-columns:1fr;gap:24px;padding:36px 24px}.copyright{display:block}.copyright span{display:block;margin-top:12px}}
@media(max-width:520px){header{padding:16px 18px;gap:14px}.brand{font-size:18px}.brand small{font-size:8px;letter-spacing:.5px}.mark{padding:8px;font-size:21px;margin-right:9px;border-radius:12px}.header-right{gap:6px;font-size:10px}#level{padding:8px}.header-right button{padding:8px;font-size:11px}nav{justify-content:flex-start;gap:4px;overflow-x:auto;scrollbar-width:none}nav a{font-size:12px;padding:11px 12px}main{padding:28px 18px 50px}.save-status-bar{padding:0 18px;font-size:10px}.hero h1{letter-spacing:-2px;font-size:clamp(38px,10vw,52px)}.hero-art{height:355px;border-radius:25px}.hero-art .card{width:145px}.hero-art .card:nth-child(1){left:5%;top:48px}.hero-art .card:nth-child(2){right:5%;top:32px}.hero-art .card:nth-child(3){top:98px}.hero-art:before{width:230px;height:230px}.hero-art:after{width:285px;height:285px}.art-caption{font-size:8px;bottom:18px}.stat{padding:18px 16px}.stat strong{font-size:26px}.stat small{font-size:11px}.mode-path{padding:23px 20px}.mode-path h2{font-size:23px}.learning-path span{display:block}.learning-path strong{display:block;margin-top:5px}.panel{padding:22px 19px;border-radius:21px}.collection-tile{padding:14px 12px;grid-template-columns:32px 1fr;gap:5px 8px}.world-mark{width:32px;height:38px;font-size:10px;border-radius:10px}.collection-tile strong{font-size:11px}.collection-tile small{font-size:10px}.collection-tiles{gap:9px}.cards{grid-template-columns:repeat(2,1fr);gap:12px}.card{padding:7px;border-radius:16px}.card strong{font-size:15px}.card-back,.secret-hidden{min-height:305px}.trainer>h1{font-size:36px!important;letter-spacing:-1.6px}.trainer-top{font-size:10px;flex-wrap:wrap;gap:8px}.task{padding:22px 14px}.equation{font-size:52px;margin:23px 0}.answer{gap:9px}.answer input{width:135px;padding:13px;font-size:28px}.answer .primary{padding:13px 17px}.avatar-options{grid-template-columns:repeat(3,1fr)}.avatar-choice{padding:12px 8px}.avatar-choice>span{font-size:30px}.section-title{gap:12px;margin-top:30px}.section-title h2{font-size:23px}.filters button{padding:10px 12px;font-size:10px}.dark-page .section-title h1{font-size:38px!important}.mission .trainer-top{font-size:11px}dialog{padding:22px}dialog .card{max-width:190px}dialog .actions{gap:8px}.legal h1{font-size:36px}.legal p{overflow-wrap:anywhere}}
@media(max-width:360px){header .header-right{margin-left:0;width:100%;justify-content:flex-end}.hero-art .card{width:132px}.collection-tile{grid-template-columns:1fr}.world-mark{grid-row:auto}.card-back,.secret-hidden{min-height:270px}.primary,.secondary,.purple{padding:14px 16px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

@font-face{font-family:"Plus Jakarta Sans";font-style:normal;font-weight:400;font-display:swap;src:url("fonts/jakarta-400.ttf") format("truetype")}
@font-face{font-family:"Plus Jakarta Sans";font-style:normal;font-weight:500;font-display:swap;src:url("fonts/jakarta-500.ttf") format("truetype")}
@font-face{font-family:"Plus Jakarta Sans";font-style:normal;font-weight:600;font-display:swap;src:url("fonts/jakarta-600.ttf") format("truetype")}
@font-face{font-family:"Plus Jakarta Sans";font-style:normal;font-weight:700;font-display:swap;src:url("fonts/jakarta-700.ttf") format("truetype")}
@font-face{font-family:"Plus Jakarta Sans";font-style:normal;font-weight:800;font-display:swap;src:url("fonts/jakarta-800.ttf") format("truetype")}
/* Typography, mark and controls share the collectible-card finish. */
body{font-family:"Plus Jakarta Sans",ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;font-weight:400;font-synthesis:none}button,input,select{font-family:inherit}h1,h2,h3,.brand{font-weight:800}h1{letter-spacing:-.045em}h2{letter-spacing:-.035em}h3{letter-spacing:-.02em}p{line-height:1.75}.hero h1{font-weight:800;line-height:1.09;letter-spacing:-.05em}.hero .subtitle,.eyebrow{font-weight:700;letter-spacing:.13em}.brand{font-size:22px;letter-spacing:-1.1px}.brand small{font-weight:500;letter-spacing:.06em;line-height:1.5;margin-top:5px}.mark{display:block;background:none;border:0;box-shadow:none;padding:0;margin-right:12px;border-radius:15px;font-size:0;flex-shrink:0}.mark img{display:block;width:48px;height:48px;filter:drop-shadow(0 4px 7px #283e5520)}.brand .teal{color:#227d86}.stat strong,.equation{font-weight:800;font-variant-numeric:tabular-nums}.equation{letter-spacing:-.035em}.card strong{font-weight:700;letter-spacing:-.02em}.card-quote{font-weight:400}.collection-tile strong{font-weight:700}.world-mark{font-weight:800}
.primary,.purple,.secondary{position:relative;isolation:isolate;border-radius:15px;font-weight:700;letter-spacing:.015em;line-height:1.4;border:1px solid transparent;background-origin:border-box;background-clip:padding-box,border-box;box-shadow:inset 0 1px 0 #ffffff55,inset 0 -1px 0 #00000012,0 5px 14px #23395212;overflow:hidden}.primary{color:#fff;background-image:linear-gradient(125deg,#235c75,#21867f),linear-gradient(120deg,#ccebdc,#72adae,#b9b8d6)}.purple{color:#fff;background-image:linear-gradient(125deg,#7164ad,#514c87),linear-gradient(120deg,#ddd2b8,#aea2da,#89bdbb)}.secondary{color:#35475b;background-image:linear-gradient(130deg,#ffffff,#f3f6f7),linear-gradient(125deg,#cadbd8,#b8c7d9,#d7ccd8)}.primary:before,.purple:before,.secondary:before{content:'';position:absolute;inset:1px 1px auto;height:45%;border-radius:13px 13px 35% 35%;background:linear-gradient(180deg,#ffffff14,transparent);pointer-events:none;z-index:-1}.primary:hover,.purple:hover,.secondary:hover{transform:translateY(-2px);box-shadow:inset 0 1px 0 #ffffff70,0 8px 20px #23526b22}.primary:active,.purple:active,.secondary:active{transform:translateY(0);box-shadow:inset 0 2px 5px #00000016}.primary:disabled,.purple:disabled,.secondary:disabled{transform:none;box-shadow:none}.panel.dark .secondary{color:#e9eef4;background-image:linear-gradient(130deg,#2f4058,#25354b),linear-gradient(125deg,#72958e,#8a83a2)}.filters button,.row-choice,.avatar-choice{font-weight:600;box-shadow:inset 0 1px 0 #fff,0 2px 6px #30445005;transition:transform .18s,box-shadow .18s,border-color .18s}.filters button:hover,.row-choice:hover,.avatar-choice:hover{transform:translateY(-2px);border-color:#8aacb3}.filters button.active,.row-choice.active{background:linear-gradient(130deg,#edf6f0,#daece8);border-color:#78aaa0}.hint-button{font-weight:600;font-size:12px}.trainer-top{font-weight:500}.answer input{font-weight:700}.save-status-bar{font-weight:500}.player-avatar{font-weight:500}footer .brand{font-weight:800}footer>.brand{font-size:22px}.legal h1{font-weight:800}
@media(max-width:520px){.brand{font-size:17px;letter-spacing:-.8px}.brand small{font-size:8px;letter-spacing:.03em}.mark{margin-right:9px;padding:0}.mark img{width:41px;height:41px}.hero h1{font-size:clamp(36px,9.5vw,49px);letter-spacing:-.045em}.primary,.purple,.secondary{font-size:12px;min-height:48px}.equation{font-size:49px}.card strong{font-size:14px}.collection-tile strong{font-size:11px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{transition:none!important;animation:none!important}}
/* Local profile: collectible avatars, calm controls, readable progress. */
.header-brand .teal{background:linear-gradient(100deg,#267e95,#6965af);background-clip:text;color:transparent}.profile-summary{display:flex;align-items:center;gap:18px;margin:0 0 28px;padding:15px 20px;background:linear-gradient(125deg,#ffffffd9,#eff3f5ba);border:1px solid #dce5e9;border-radius:21px;box-shadow:inset 0 1px 0 #fff,0 4px 18px #30435704}.profile-summary>img{width:72px;height:72px;object-fit:contain;filter:drop-shadow(0 4px 6px #27445618);flex-shrink:0}.profile-summary>div{flex:1;min-width:0}.profile-summary h3{font-size:17px;margin:6px 0;overflow-wrap:anywhere}.profile-summary p{font-size:12px;color:#657386;margin:0}.profile-summary .eyebrow{font-size:9px}.profile-summary .progress{max-width:270px;height:5px;margin:9px 0 0}.profile-summary .progress i{background:var(--profile-accent)}.profile-summary>.secondary{padding:12px 16px;font-size:11px}.profile-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}.profile-heading h3{font-size:24px;margin:8px 0}.profile-heading p{margin-top:8px}.profile-xp{font-size:11px;font-weight:700;white-space:nowrap;color:#6c658b;background:#f0eef8;border:1px solid #dfdcee;border-radius:12px;padding:10px 12px}.avatar-options{grid-template-columns:repeat(3,1fr);gap:13px}.avatar-choice{position:relative;display:flex;flex-direction:column;padding:15px 10px 12px;gap:6px;background:radial-gradient(ellipse at 50% 35%,#f0f5f5,transparent 70%),#fff;border:1px solid #dce5e8;color:#334255;isolation:isolate}.avatar-choice .avatar-portrait{display:flex;width:100%;height:124px;align-items:center;justify-content:center}.avatar-portrait img{height:124px;width:124px;object-fit:contain;filter:drop-shadow(0 5px 7px #29395215);transition:transform .2s}.avatar-choice strong{font-size:14px}.avatar-choice small{font-size:10px;font-weight:400;line-height:1.5;color:#6b7b8b}.avatar-choice .avatar-check{font-size:10px!important;line-height:1.4;margin-top:5px;color:#7a8998;min-height:15px}.avatar-choice.active{border:2px solid var(--avatar-accent);padding:14px 9px 11px;background:radial-gradient(ellipse at 50% 35%,#e5f1ef,transparent 70%),#f8fbfa;box-shadow:0 0 0 3px #dceae833,0 4px 15px #29475708}.avatar-choice.active .avatar-check{color:var(--avatar-accent);font-weight:700}.avatar-choice:hover .avatar-portrait img{transform:translateY(-3px)}#avatar-selection{font-size:12px;color:#57747b;margin:17px 0 22px}.profile-name-form{border-top:1px solid #e0e7ea;padding-top:22px;margin-top:15px}.profile-name-form>label{font-size:16px;font-weight:700;letter-spacing:-.025em}.profile-name-form>p.muted{font-size:12px;margin:9px 0 16px}.name-input-row{display:flex;gap:10px;align-items:stretch}.name-input-row input{min-width:0;flex:1;min-height:50px;border:1px solid #cbdbe1;border-radius:14px;padding:13px 16px;background:#fafcfb;color:#273c4b;font-family:inherit;font-size:16px;font-weight:500}.name-input-row input:focus{border-color:#579994}.name-input-row input::placeholder{color:#87959d}.profile-name-form #profile-name-status{font-size:12px;margin-bottom:0;color:#637c78}.player-avatar>img{width:46px;height:46px;object-fit:contain}.collection-tile.selected{background:linear-gradient(140deg,#fff,#f0f4f5);color:var(--accent)}.collection-tile:active{transform:translateY(0)}#sound{box-shadow:inset 0 1px 0 #fff,0 2px 5px #26405307}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #6c72b7;outline-offset:4px}
@media(max-width:520px){.profile-summary{gap:10px;padding:14px;flex-wrap:wrap;border-radius:18px}.profile-summary>img{width:56px;height:56px}.profile-summary h3{font-size:15px}.profile-summary p{font-size:10px}.profile-summary>.secondary{margin-left:66px;min-height:44px}.profile-heading h3{font-size:21px}.profile-heading p{font-size:12px}.profile-xp{font-size:10px;padding:8px}.avatar-options{grid-template-columns:repeat(2,1fr);gap:11px}.avatar-choice .avatar-portrait{height:115px}.avatar-portrait img{width:115px;height:115px}.avatar-choice strong{font-size:13px}.avatar-choice small{font-size:10px}.name-input-row{flex-wrap:wrap}.name-input-row input{flex-basis:170px}.name-input-row .primary{flex-grow:1}.profile-name-form>label{font-size:15px}}
@media(prefers-reduced-motion:reduce){.avatar-choice:hover .avatar-portrait img{transform:none}}
.primary{background-image:linear-gradient(120deg,#3477c4,#6f60b8),linear-gradient(125deg,#b8e5e0,#a6bbec,#cab9de)}.primary:hover{box-shadow:inset 0 1px 0 #ffffff66,0 8px 22px #677ac32a}.collection-tile.selected .world-mark{background:linear-gradient(140deg,#fff,#eaf1f3);box-shadow:0 0 14px #2947570b}
/* Welcome and explicit save use the same local profile and persistence. */
.profile-summary .welcome-prompt{font-size:13px;color:#536a7c;margin:3px 0 8px}.profile-actions{display:flex;flex-direction:column;align-items:center;gap:10px;flex-shrink:0}.profile-actions .primary{font-size:10px;min-height:46px;padding:14px 17px;letter-spacing:.04em}.name-edit{border:0;background:none;color:#61758b;font-family:inherit;font-size:12px;font-weight:600;padding:7px 12px;min-height:36px;text-decoration:underline;text-underline-offset:4px;cursor:pointer}.name-edit:hover{color:#456caf}.profile-summary h3{font-size:21px;line-height:1.35}.trainer .profile-summary{margin-bottom:28px}.profile-name-form[hidden]{display:none!important}.save-feedback{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);z-index:100;max-width:calc(100vw - 36px);width:max-content;display:flex;align-items:center;gap:14px;padding:17px 22px;border-radius:18px;background:linear-gradient(125deg,#eef8f1,#f8fbf8);border:1px solid #b6d6c9;box-shadow:0 10px 35px #243e5520,inset 0 1px 0 #fff;color:#27684f;font-size:13px;font-weight:600;transition:opacity .25s ease,translate .25s ease}.save-feedback-leaving{opacity:0;translate:0 6px}.save-feedback-error{color:#805231;border-color:#dfc6a4;background:#fff6e8;flex-wrap:wrap;max-width:520px}.save-feedback .secondary{font-size:11px;padding:11px 14px;min-height:44px}
@media(max-width:760px){.profile-summary{flex-wrap:wrap}.profile-actions{flex-direction:row;width:100%;justify-content:flex-start;padding-left:90px}.profile-summary h3{font-size:19px}}
@media(max-width:520px){.profile-summary{align-items:flex-start}.profile-summary h3{font-size:18px}.profile-summary .welcome-prompt{font-size:12px}.profile-actions{padding-left:0;gap:7px;flex-wrap:wrap}.profile-actions .primary{flex:1;min-height:48px;font-size:11px;padding:14px}.name-edit{min-height:44px;font-size:11px;padding:9px}.save-feedback{bottom:18px;font-size:12px;padding:15px 18px}.save-feedback-error{width:calc(100vw - 36px)}}
@media(prefers-reduced-motion:reduce){.save-feedback{transition:none}}
.task-save-actions{margin-top:17px}.task-save-actions .secondary{font-size:11px;min-height:44px;padding:12px 17px}
.profile-summary>.profile-actions{flex:0 0 auto}@media(max-width:760px){.profile-summary>.profile-actions{flex:0 0 100%}}
/* Outlined, font-independent brand variants and restrained card signatures. */
.brand-header-art{display:block;width:265px;height:auto;max-width:100%}.main-brand img{display:block;width:300px;height:auto;max-width:100%}.card .card-number{display:inline-flex;align-items:center;gap:5px}.card img.card-brand-mark{display:inline-block;width:17px;height:17px;aspect-ratio:1;object-fit:contain;border-radius:0;opacity:.72}.card-back{position:relative}.card img.card-back-brand{position:absolute;top:15px;left:15px;width:23px;height:23px;aspect-ratio:1;border-radius:0;opacity:.36}.hero-art .card img.card-brand-mark{display:none}.header-brand{flex-shrink:0}@media(max-width:520px){.brand-header-art{width:210px}.main-brand img{width:270px}.card img.card-brand-mark{width:14px;height:14px}}@media print{.brand-header-art{content:url('brand/logo-header-black.svg')}.main-brand img{content:url('brand/logo-main-black.svg')}}
/* Evidence-based learning moments, calm help and real milestones. */
.journey{margin:30px 0}.journey h2{font-size:25px;margin:10px 0 18px}.round-comparison{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:22px 0 14px}.round-comparison>span{padding:18px 20px;background:linear-gradient(135deg,#eef5f3,#f1f2f8);border:1px solid #dae5e5;border-radius:17px;font-size:12px;color:#556b7e}.round-comparison strong{display:block;font-size:26px;color:#25394c;margin-top:5px;letter-spacing:-1px}.round-comparison small{grid-column:1/-1;color:#61758a;font-size:11px}.learning-moments{padding:12px 18px;background:#f0f6f2;border:1px solid #dce8df;border-radius:17px;margin:22px 0}.learning-moments p{margin:9px 0;color:#416854;font-size:13px}.round-title{font-size:clamp(34px,5vw,49px);line-height:1.14;overflow-wrap:anywhere}.learning-milestone{padding:18px;background:linear-gradient(120deg,#e8edf9,#eeeaf6);border:1px solid #d7d9eb;border-radius:18px;margin:20px 0;color:#535788}.learning-milestone strong{font-size:14px}.learning-milestone p{margin-bottom:0}.retry-feedback{background:#eef3f6;border-color:#d8e2e8;color:#4b6478;font-size:14px;font-weight:500}.retry-feedback .secondary{margin-top:14px;font-size:11px;min-height:44px}.earned-card-note{padding:13px 16px;background:#eaf3ed;border-radius:14px;color:#426854;font-size:13px;line-height:1.65}.level-milestone{max-width:1200px;margin:20px auto 0;display:flex;align-items:center;gap:18px;padding:17px 24px;border:1px solid #cfd8e7;border-radius:20px;background:linear-gradient(120deg,#e5f2ef,#eeebf8);box-shadow:0 5px 22px #546e9e0b;animation:reveal .35s ease-out;color:#50667e;font-size:12px}.level-milestone>strong{font-size:23px;color:#515c9a;white-space:nowrap}.level-milestone .eyebrow{max-width:110px;font-size:9px;line-height:1.5}@media(max-width:760px){.level-milestone{margin:18px 24px 0;flex-wrap:wrap;gap:10px 16px}.level-milestone>span:last-child{flex-basis:100%}}@media(max-width:520px){.level-milestone{margin:18px 18px 0;padding:16px 18px}.round-comparison>span{padding:15px 14px}.round-comparison strong{font-size:24px}.round-title{font-size:35px}.journey h2{font-size:23px}.learning-moments{padding:12px 14px}}
/* Learning evidence uses the existing quiet card surfaces. */
.learning-recommendation{margin:28px 0}.learning-rows{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:24px}.learning-row{display:grid;grid-template-columns:1fr auto;gap:12px;text-align:left;white-space:normal}.learning-row .progress,.learning-row small{grid-column:1/-1}.learning-row small{font-weight:500;color:var(--muted)}.learning-stage{font-size:12px;border-radius:20px;padding:5px 9px;background:#edf0f5}.stage-safe{background:#ddf5ee;color:#136958}.stage-practice{background:#eee8ff;color:#6042a3}.stage-discover{color:#535e70}.review-tasks{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0}.review-tasks span{padding:10px 14px;border:1px solid #dde3ef;border-radius:12px;font-weight:700}.learning-details{margin:24px 0}.card-origin{padding:14px;border-radius:14px;background:#edf2fa;color:#263448}.learning-milestone{margin-top:22px}@media(max-width:650px){.learning-rows{grid-template-columns:1fr}.learning-row{min-height:100px}.learning-stage{font-size:11px}.learning-details{display:block}.learning-details>.panel{margin:16px 0}}
.profile-bg-aqua{background:linear-gradient(125deg,#eefaf8,#edf3ff)}.profile-bg-violet{background:linear-gradient(125deg,#f3edff,#f1f6ff)}.profile-frame-aqua{border:2px solid #53b9b7}.profile-frame-violet{border:2px solid #a392d5}.profile-badge{color:#6552a6;font-size:22px}.level-extras{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin:24px 0}.extra-tile{padding:20px;border:1px solid #dfe5ef;border-radius:20px;background:#f7f8fb}.extra-tile.unlocked{background:#fff}.extra-preview{display:grid;place-items:center;height:85px;border-radius:15px;margin:14px 0;background:#e9edf5;color:#657085;font-size:30px;font-weight:800}.extra-aqua-bg,.extra-aqua-frame{background:linear-gradient(135deg,#d9f7ed,#ddedff)}.extra-violet-bg,.extra-violet-frame{background:linear-gradient(135deg,#eadfff,#e8f0ff)}.extra-aqua-frame{border:3px solid #53b9b7}.extra-violet-frame{border:3px solid #a392d5}.extra-prism-back{background:linear-gradient(135deg,#275cb3,#6245a7);color:white;border:2px solid #85d6d3}.extra-orbit-badge,.extra-crest-badge{color:#6853aa;background:#ede9f7}.card-back-prism{background:linear-gradient(140deg,#25397c,#5c3695)!important;border-color:#72bebc!important}.xp-gain{display:inline-block;animation:xp-arrive .35s ease-out}@keyframes xp-arrive{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}@media(max-width:700px){.level-extras{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:430px){.level-extras{grid-template-columns:1fr}}@media(prefers-reduced-motion:reduce){.xp-gain{animation:none}}
@media print{.brand-header-art,.main-brand img{content:normal;filter:grayscale(1)}}

/* Shared collection artwork across overview, detail and card previews. */
.collection-tile{grid-template-columns:88px minmax(0,1fr);gap:6px 12px}.world-art{grid-row:span 2;display:flex;align-items:center;justify-content:center;width:88px;height:88px}.world-art img{display:block;width:100%;height:100%;object-fit:contain;filter:drop-shadow(0 5px 7px #23394e18)}.collection-tile strong{font-size:13px;overflow-wrap:anywhere;white-space:normal}.collection-preview{margin:36px 0}.collection-all{display:inline-flex;margin-top:20px}.collection-detail-heading{display:flex;align-items:center;gap:16px;margin:10px 0 20px}.collection-detail-heading h2{color:var(--accent);margin:0}.card-world-label{display:flex;align-items:center;gap:6px}.card-world-label .world-art{width:28px;height:28px;flex-shrink:0}
@media(max-width:1100px){.collection-preview .collection-tiles{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:760px){.collection-tile{grid-template-columns:minmax(0,1fr);text-align:center;justify-items:center;padding:16px 10px}.collection-tile .world-art{grid-row:auto;width:94px;height:94px}.collection-tile strong{font-size:12px}.collection-tile .progress{width:100%}.collection-detail-heading h2{font-size:24px}.collection-detail-heading .world-art{flex-shrink:0}.collection-tiles{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(prefers-reduced-motion:reduce){.collection-tile{transition:none}.collection-tile:hover{transform:none}}
.continue-entry{margin:24px 0;background:linear-gradient(110deg,#e7fbff,#f1eeff)}.subject-stages{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin:20px 0}.subject-stages a{color:inherit;text-decoration:none}.subject-stages h3{font-size:20px}.interactive-numberline{display:grid;grid-template-columns:repeat(var(--ticks),minmax(0,1fr));position:relative;margin:36px 0 25px;isolation:isolate}.interactive-numberline:before{content:'';position:absolute;left:4%;right:4%;top:24px;height:3px;background:#193e73;z-index:-1}.interactive-numberline button{height:72px;min-width:0;background:transparent;border:0;display:flex;flex-direction:column;align-items:center;gap:12px;color:#193e73;cursor:pointer;font:inherit}.tick-dot{width:4px;height:20px;margin-top:14px;background:#193e73;border-radius:5px}.interactive-numberline button.selected .tick-dot{background:#1477f2;width:24px;height:24px;border:4px solid #b6eaff;margin-top:12px}.interactive-numberline button:focus-visible{outline:2px solid #1477f2;border-radius:8px}.line-help{display:flex;justify-content:space-between;background:#e5f5ff;padding:18px 8px;border-radius:12px;font-weight:700;font-size:13px}.fraction-transform{display:flex;align-items:center;justify-content:center;gap:30px;margin:24px 0}.transform-arrows{display:flex;flex-direction:column;gap:20px;color:#1673c4;font-weight:700}.visual-fraction-parts{display:grid;gap:15px;margin:20px 0}@media(max-width:700px){.subject-stages{grid-template-columns:1fr}.subject-stages .panel{padding:20px}.interactive-numberline small{font-size:11px}.continue-entry h2{font-size:27px}}
.interactive-numberline:before{left:calc(50% / var(--ticks));right:calc(50% / var(--ticks))}.division-groups{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin:22px 0}.division-group{display:grid;grid-template-columns:repeat(2,10px);gap:6px;background:#d7f4ff;border:1px solid #87cadf;padding:12px;border-radius:12px}.division-group i{width:10px;height:10px;background:#1676d0;border-radius:50%}details{margin:15px 0}summary{cursor:pointer;color:#244988;font-size:12px;font-weight:800;padding:12px 0}
.fraction-circle{display:block;width:200px;height:200px;max-width:100%;margin:20px auto}.subject-stages .panel{padding:20px}.subject-stages p{margin:8px 0}.subject-stages small{font-size:11px}
.test-version-notice{max-width:1280px;margin:14px auto 0;padding:12px 20px;border:1px solid #c4b8ed;border-radius:14px;background:#f0ecfc;color:#4b387d;font-size:12px;font-weight:800;letter-spacing:.04em}.home-title{font-size:clamp(25px,4vw,40px);margin:20px 0 0}.visual-learning-steps{list-style:none;display:flex;gap:0;justify-content:space-between;padding:0;margin:22px 0 0;position:relative;isolation:isolate}.visual-learning-steps:before{content:'';position:absolute;top:15px;left:16%;right:16%;height:3px;background:#d6e2f0;z-index:-1}.visual-learning-steps li{display:flex;flex-direction:column;align-items:center;gap:8px;flex:1}.visual-learning-steps li>span{display:flex;align-items:center;justify-content:center;border:2px solid #cbd7e5;border-radius:50%;width:32px;height:32px;background:#fff;color:#8394ad}.visual-learning-steps .current>span{border-color:#187eea;color:#187eea;box-shadow:0 0 0 4px #e6f5ff}.visual-learning-steps .completed>span{border-color:#1ba4b4;background:#e5faff;color:#0f8290}.visual-learning-steps small{font-size:11px;font-weight:700}.home-training-tools{margin:24px 0}.home-training-tools .actions{flex-wrap:wrap}.expand-visual{display:grid;gap:15px;margin:20px 0}.expand-visual>span{font-size:26px;text-align:center;color:#176ecc}.round-learning-review{padding:18px;background:#eef7ff;border-radius:16px;margin:18px 0}.round-learning-review .review-tasks{flex-wrap:wrap}.round-learning-review .review-tasks>span{white-space:normal}.workshop-home h4{margin:15px 0 8px}@media(max-width:600px){.test-version-notice{margin:12px}.subject-stages{grid-template-columns:1fr}.subject-stages .panel{padding:18px}}