.experience-v2{background:#fff}.experience-v2 main{padding-bottom:72px}.header-actions{display:flex;align-items:center;gap:20px}.header-rank,.account-link{display:inline-flex;align-items:center;gap:9px;font-size:17px;font-weight:750;white-space:nowrap}.account-link{background:#edf6f7;border-radius:16px;padding:12px 16px}.header-actions .icon{width:22px;height:22px}.mobile-nav{display:none}.library-v2{margin-bottom:25px}.library-v2 h1{font-size:50px;max-width:650px}.library-v2 .library-art{height:220px}.account-summary{display:flex;justify-content:space-between;align-items:center;gap:24px;padding:22px 26px;background:#f0f7f9;border-radius:24px;margin:0 0 30px}.account-summary strong{font-size:21px;font-weight:800}.account-summary p{font:15px/1.5 Rubik,sans-serif;color:var(--muted);margin:6px 0 0}.account-welcome h2{font-size:26px;margin:0}.overall-score{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.overall-score strong{font-size:32px}.overall-score span{font-size:14px;color:var(--muted)}.text-link{display:inline-flex;align-items:center;justify-content:center;gap:9px;color:var(--teal);font-size:17px;font-weight:750;padding:12px 0}.course-rail{display:none}.record-line{display:block;font:700 14px/1.5 Grandstander,sans-serif;color:var(--teal);margin-top:7px}.mission-type{display:block;font:12px/1.4 Rubik,sans-serif;color:var(--muted);margin-top:7px;max-width:450px}.pin-form{background:#f3f8fb;max-width:500px;border-radius:26px;padding:30px;display:flex;flex-direction:column;gap:18px;margin:25px 0 16px}.pin-form label{font-size:20px;font-weight:750}.pin-input{width:100%;border:2px solid #c6dce4;border-radius:16px;background:white;padding:17px;font:700 30px Rubik,sans-serif;letter-spacing:6px;min-height:72px}.pin-form .primary{width:100%}.form-status{font:15px/1.55 Rubik,sans-serif;color:#a73d25;margin:0}.form-status:empty{display:none}.profile-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin:20px 0 40px}.profile-stat{padding:22px;border-bottom:3px solid #d7e8ed}.profile-stat strong{display:block;font-size:35px}.profile-stat span{display:block;font:14px/1.5 Rubik,sans-serif;color:var(--muted);margin-top:8px}.personal-records{margin:0 0 28px;max-width:980px}.personal-record{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:20px 0;border-bottom:1px solid var(--line)}.personal-record>div{display:flex;flex-direction:column;gap:8px}.personal-record strong{font-size:19px}.personal-record span{font:14px Rubik,sans-serif;color:var(--muted)}.personal-record>strong{color:var(--teal);white-space:nowrap}.experience-v2 main>.secondary{margin:20px 0 0 15px}.ranking-tabs{display:flex;gap:8px;margin:28px 0}.rank-tab{border:0;border-radius:16px;padding:15px 27px;background:#edf3f7;font-size:20px;font-weight:750;min-height:54px}.rank-tab.active{background:var(--yellow)}.ranking-filters{display:flex;gap:15px;margin-bottom:17px;flex-wrap:wrap}.ranking-select{font:16px Rubik,sans-serif;border:2px solid #d8e5ec;background:white;border-radius:14px;padding:14px 36px 14px 15px;max-width:700px;min-height:52px;color:var(--navy)}.ranking-explanation{font:14px/1.6 Rubik,sans-serif;color:var(--muted);max-width:850px}.ranking-table{border-collapse:collapse;width:100%;margin:25px 0}.ranking-table th{text-align:left;font-size:14px;color:var(--muted);padding:13px 16px;border-bottom:2px solid #dce8ee;font-weight:650}.ranking-table td{padding:18px 16px;border-bottom:1px solid var(--line)}.ranking-table .rank-position{font-size:25px;font-weight:850;width:85px}.rank-name strong{font-size:21px}.rank-name span{display:block;margin-top:6px;font:13px Rubik,sans-serif;color:var(--muted)}.rank-points{font-size:24px;font-weight:800;color:var(--teal);white-space:nowrap}.rank-time{font:17px Rubik,sans-serif;font-variant-numeric:tabular-nums;white-space:nowrap}.ranking-table .is-me{background:#eef8ed}.my-rank{display:flex;gap:24px;background:#edf7ed;padding:20px;border-radius:18px;font-size:20px}.my-rank span{font:16px Rubik,sans-serif}
.game-v2{overflow:hidden;background:#eaf4f9;height:100dvh}.game-v2 .site-header,.game-v2 footer,.game-v2 .mobile-nav{display:none!important}.game-v2 main#app{padding:0!important;max-width:none!important;margin:0;height:100dvh}.game-shell{position:fixed;inset:0;z-index:40;width:100%;height:100dvh;display:grid;grid-template-rows:auto auto auto minmax(0,1fr) auto 23px;gap:7px;padding:max(9px,env(safe-area-inset-top)) max(12px,env(safe-area-inset-right)) max(5px,env(safe-area-inset-bottom)) max(12px,env(safe-area-inset-left));background:#edf6fa;color:var(--navy)}.game-shell:fullscreen{height:100%;width:100%;background:#edf6fa}.play-top{display:grid;grid-template-columns:48px minmax(0,1fr) auto;gap:13px;align-items:center;min-height:54px}.play-icon{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border:0;border-radius:14px;background:#fff;color:var(--navy);box-shadow:0 2px 0 #d4e2e9;touch-action:manipulation}.play-icon .icon{width:23px;height:23px}.play-identity span{font-size:13px;line-height:1.2;color:var(--muted)}.play-identity h1{font-size:24px;line-height:1.15;letter-spacing:-.4px;margin:4px 0 0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.play-menu{display:flex;gap:7px}.play-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px;max-width:850px;width:100%;justify-self:center}.play-stat{display:flex;align-items:center;justify-content:center;gap:9px;background:white;border-radius:14px;padding:10px 15px;min-height:47px}.play-stat>.icon{width:21px;height:21px;color:var(--teal)}.play-stat strong{font-size:24px;font-weight:850;font-variant-numeric:tabular-nums;white-space:nowrap}.play-stat span{font-size:13px;color:var(--muted)}.play-objective{font:14px/1.4 Rubik,sans-serif;margin:0;text-align:center;justify-self:center;max-width:1100px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;padding:0 10px}.game-board{position:relative;min-height:0;overflow:hidden;border-radius:24px;background:#e4f7fb url('/assets/scene-lab.webp') center/cover no-repeat;box-shadow:inset 0 0 0 1px #d3e4ec}.game-v2 .game-canvas{display:block;width:100%;height:100%;aspect-ratio:auto;touch-action:none;background:rgba(250,253,255,.35)}.scene-space .game-board{background-image:url('/assets/scene-space.webp')}.scene-space .game-canvas{background:rgba(240,246,255,.86)}.scene-ocean .game-board{background-image:url('/assets/scene-ocean.webp')}.scene-ocean .game-canvas{background:rgba(245,255,255,.45)}.scene-nature .game-board{background-image:url('/assets/science-landscape.webp')}.scene-nature .game-canvas{background:rgba(250,255,255,.52)}.mission-overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:#eff9ffbf;backdrop-filter:blur(6px);padding:20px;z-index:4;overflow:auto}.mission-panel{width:min(100%,600px);padding:28px 32px;border-radius:28px;background:white;text-align:center;box-shadow:0 7px 0 #0a536b18;max-height:100%;overflow:auto}.mission-panel .sprite{width:82px;height:82px;display:block;margin:0 auto 5px}.mission-kicker{display:block;font-size:13px;color:var(--muted);margin:6px 0 12px}.mission-panel h2{font-size:34px;line-height:1.15;margin-bottom:14px}.mission-panel>p{font:17px/1.55 Rubik,sans-serif;margin-bottom:17px}.mission-panel .learning-objective{font-size:14px;color:var(--muted)}.mission-panel>.primary{width:100%;max-width:350px;font-size:23px;min-height:60px}.mission-panel .text-link{display:flex;padding-top:13px;padding-bottom:6px}.mission-panel .save-status{font:13px/1.5 Rubik,sans-serif;color:var(--muted);margin:12px 0 18px}.mission-panel .save-status.saved{color:var(--teal);font-weight:700}.mission-panel .form-status{margin:14px 0;color:#a73d25}.play-controls{display:flex;justify-content:space-between;align-items:center;gap:15px;min-height:63px;padding:4px max(3px,calc((100vw - 1400px)/2));flex-wrap:wrap}.play-directions,.play-tools{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.play-directions:empty{display:none}.play-tools{justify-content:flex-end;flex:1}.direction-button{border:0;border-radius:17px;width:60px;height:56px;background:#d6e7f1;display:flex;align-items:center;justify-content:center;font-size:0;color:var(--navy);box-shadow:0 3px 0 #b9d1de;touch-action:none;user-select:none}.direction-button .icon{width:28px;height:28px}.mission-action{font:750 20px Grandstander,sans-serif;border:0;border-radius:18px;padding:15px 25px;min-height:56px;min-width:120px;background:var(--yellow);color:var(--navy);box-shadow:0 3px 0 #d9ad22;touch-action:none;user-select:none}.play-message{text-align:center;font:13px/1.3 Rubik,sans-serif;color:var(--teal);margin:0;align-self:center;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.mission-slider{display:grid;grid-template-columns:auto minmax(95px,170px) 36px;gap:9px;align-items:center;font-size:14px;font-weight:750;background:#fff;padding:6px 12px;border-radius:14px}.mission-slider input{width:100%;height:42px;accent-color:var(--teal);touch-action:pan-x}.mission-slider output{font:700 15px Rubik,sans-serif;text-align:center}.touch-guidance{font:13px Rubik,sans-serif;color:var(--muted);padding:15px 8px}.result-mark{width:66px;height:66px;border-radius:50%;background:#e1f3d9;color:var(--teal);font-size:43px;font-weight:800;margin:0 auto 18px;display:flex;align-items:center;justify-content:center}.result-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;background:#f0f6f9;border-radius:18px;padding:17px 9px;margin:22px 0 16px}.result-stats strong{display:block;font-size:29px}.result-stats span{display:block;font:12px Rubik,sans-serif;color:var(--muted);margin-top:7px}
@media(max-width:1100px){.header-actions{gap:12px}.header-rank{font-size:0}.site-header{gap:14px}.site-header nav{gap:18px}.account-link{font-size:15px;padding:11px}.library-v2 h1{font-size:43px}}
@media(max-width:650px){.experience-v2 .site-header{flex-direction:row;align-items:center;justify-content:space-between;min-height:72px;padding:13px 16px;gap:12px}.experience-v2 .site-header #course-nav,.header-rank{display:none}.experience-v2 .brand{font-size:25px}.experience-v2 .brand>span{width:45px;height:39px;font-size:26px;border-radius:15px}.account-link{font-size:0;padding:10px;background:#edf5f7;border-radius:14px}.account-link .icon{width:23px;height:23px}.experience-v2 main{padding-top:23px;padding-bottom:106px}.library-v2{margin:0 0 20px;display:block}.library-v2 h1{font-size:35px;letter-spacing:-1px;margin-bottom:12px}.library-v2 p{font-size:17px;line-height:1.5;margin-bottom:0}.library-v2 .library-art{display:none}.account-summary{padding:19px 18px;margin-bottom:23px;border-radius:20px;gap:15px;align-items:flex-start;flex-wrap:wrap}.account-summary strong{font-size:19px}.account-summary p{font-size:13px}.account-summary .primary{font-size:17px;min-height:49px;padding:12px 17px}.account-summary .text-link{font-size:14px;padding:3px 0}.account-welcome{width:100%}.account-welcome h2{font-size:25px}.overall-score strong{font-size:29px}.overall-score span{font-size:12px}.course-rail{display:flex;justify-content:space-between;gap:8px;margin:5px 0 28px;border-bottom:2px solid var(--line)}.course-rail a{padding:12px 9px;font-size:19px;font-weight:750;border-bottom:4px solid transparent;margin-bottom:-2px}.course-rail a.active{border-color:var(--yellow)}.library-toolbar h2{font-size:25px}.library-toolbar p{font-size:15px}.library-toolbar .search{margin-top:15px}.lesson-row{min-height:120px}.lesson-text h3{font-size:19px}.lesson-text p{font-size:13px}.lesson-number{font-size:25px}.mission-type{font-size:11px;line-height:1.4}.record-line{font-size:13px}.mobile-nav{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));position:fixed;bottom:0;left:0;right:0;z-index:15;background:#fff;border-top:1px solid #dce6ed;padding:9px 12px max(8px,env(safe-area-inset-bottom));box-shadow:0 -4px 20px #10213e08}.mobile-nav-item{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;min-height:49px;font-size:12px;font-weight:750;color:#738197}.mobile-nav-item .icon{width:23px;height:23px}.mobile-nav-item.active{color:var(--teal)}.pin-form{padding:23px 20px;margin-top:25px}.profile-stats{grid-template-columns:repeat(3,minmax(0,1fr));gap:9px;margin:15px 0 31px}.profile-stat{padding:16px 4px}.profile-stat strong{font-size:23px;overflow-wrap:anywhere}.profile-stat span{font-size:11px;line-height:1.5}.personal-record{gap:12px;padding:18px 0}.personal-record strong{font-size:16px}.personal-record span{font-size:12px}.personal-record>strong{font-size:15px}.ranking-tabs{gap:7px;margin:24px 0 20px}.rank-tab{font-size:17px;padding:14px 18px;min-height:50px;flex:1}.ranking-filters{display:grid;grid-template-columns:1fr;gap:11px}.ranking-select{width:100%;max-width:100%;font-size:15px}.ranking-explanation{font-size:12px;line-height:1.6}.ranking-table{margin-top:20px}.ranking-table th{font-size:11px;padding:10px 5px}.ranking-table td{padding:16px 5px}.ranking-table .rank-position{width:40px;font-size:22px}.rank-name strong{font-size:15px}.rank-name span{font-size:10px;line-height:1.4}.rank-points{font-size:19px}.rank-time{font-size:12px}.my-rank{display:block;font-size:18px;padding:17px}.my-rank span{display:block;margin-top:9px;font-size:14px}.experience-v2 footer{padding-bottom:105px}.game-shell{padding:max(7px,env(safe-area-inset-top)) max(7px,env(safe-area-inset-right)) max(3px,env(safe-area-inset-bottom)) max(7px,env(safe-area-inset-left));gap:6px;grid-template-rows:auto auto auto minmax(0,1fr) auto 19px}.play-top{gap:7px;grid-template-columns:43px minmax(0,1fr) auto;min-height:49px}.play-identity h1{font-size:17px;line-height:1.2;letter-spacing:0;white-space:normal;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}.play-identity span{font-size:11px}.play-menu{gap:5px}.play-menu .play-icon:nth-child(2){display:none}.play-icon{width:42px;height:42px;border-radius:13px}.play-icon .icon{width:22px;height:22px}.play-stats{gap:6px}.play-stat{padding:9px 6px;min-height:45px;gap:6px;border-radius:13px}.play-stat .icon{width:17px;height:17px}.play-stat strong{font-size:21px}.play-stat span{font-size:10px}.play-objective{font-size:12px;line-height:1.4;max-height:34px;padding:0 5px}.game-board{border-radius:19px}.play-controls{gap:8px;min-height:59px;padding:3px}.play-directions,.play-tools{gap:7px}.direction-button{width:51px;height:52px;border-radius:15px}.direction-button .icon{width:25px;height:25px}.mission-action{min-width:102px;font-size:17px;padding:13px 18px;min-height:52px;border-radius:16px}.mission-slider{font-size:12px;padding:3px 9px;gap:6px;grid-template-columns:auto minmax(80px,130px) 28px}.mission-slider input{height:40px}.mission-slider output{font-size:12px}.play-message{font-size:11px}.touch-guidance{font-size:11px;padding:12px 4px}.mission-overlay{padding:15px}.mission-panel{padding:23px 19px;border-radius:23px}.mission-panel .sprite{width:67px;height:67px}.mission-kicker{font-size:11px;margin:2px 0 11px}.mission-panel h2{font-size:28px;margin-bottom:12px}.mission-panel>p{font-size:15px;line-height:1.55;margin-bottom:14px}.mission-panel .learning-objective{font-size:12px}.mission-panel>.primary{font-size:22px;min-height:57px}.mission-panel .save-status{font-size:11px;margin:12px 0 16px}.mission-panel .text-link{font-size:15px}.result-mark{width:54px;height:54px;font-size:36px;margin-bottom:14px}.result-stats{padding:14px 8px;gap:5px}.result-stats strong{font-size:25px}.result-stats span{font-size:10px}}
@media(max-height:500px) and (min-width:651px){.game-shell{grid-template-rows:44px 35px minmax(0,1fr) 57px 16px;gap:4px;padding:5px 9px}.play-top{min-height:40px}.play-identity h1{font-size:18px;margin-top:2px}.play-identity span{font-size:10px}.play-icon{width:37px;height:37px;border-radius:11px}.play-icon .icon{width:20px;height:20px}.play-objective{display:none}.play-stat{min-height:34px;padding:5px 11px}.play-stat strong{font-size:21px}.play-stat span{font-size:11px}.play-stat>.icon{width:17px;height:17px}.play-controls{min-height:52px;padding:2px 5px}.direction-button{height:45px;width:55px}.mission-action{min-height:45px;padding:10px 20px;font-size:17px}.mission-slider input{height:32px}.mission-panel{padding:17px 25px;max-width:650px}.mission-panel .sprite,.mission-kicker{display:none}.mission-panel h2{font-size:27px;margin-bottom:9px}.mission-panel>p{font-size:14px;margin-bottom:9px}.mission-panel .save-status{font-size:11px;margin:8px 0}.mission-panel>.primary{min-height:45px;padding:10px 20px;font-size:19px}.mission-panel .text-link{font-size:13px;padding:7px 0}.result-mark{display:none}.result-stats{margin:10px 0;padding:9px}.result-stats strong{font-size:23px}.result-stats span{font-size:10px}.play-message{font-size:10px}}
.result-settling .mission-panel{pointer-events:none}
.game-3d .game-board{background:#b9eaf0}.game-3d .game-canvas{background:none}.game-3d .mission-overlay:not(.showing-result){background:transparent;backdrop-filter:none;align-items:flex-end;padding:14px}.game-3d .mission-overlay:not(.showing-result) .mission-panel{background:#ffffffed;padding:16px 20px;max-width:480px;box-shadow:0 5px 22px #183c4c26}.game-3d .mission-overlay:not(.showing-result) .sprite,.game-3d .mission-overlay:not(.showing-result) .mission-kicker,.game-3d .mission-overlay:not(.showing-result) .learning-objective{display:none}.game-3d .mission-overlay:not(.showing-result) h2{font-size:23px;margin-bottom:8px}.game-3d .mission-overlay:not(.showing-result) p{font-size:13px;line-height:1.4;margin-bottom:10px}.game-3d .mission-overlay:not(.showing-result) .save-status{font-size:10px;margin:7px 0}.game-3d .mission-overlay:not(.showing-result) .text-link{font-size:12px;padding-top:7px}