:root{--color-bg-deep: #061a45;--color-bg-mid: #063b87;--color-blue-main: #075bff;--color-blue-light: #2da8ff;--color-cyan: #37e4ff;--color-yellow: #ffd43b;--color-orange: #ff9d18;--color-purple: #7d4dff;--color-pink: #ff5aa9;--color-green: #20c982;--color-card: rgba(244, 250, 255, .94);--color-card-blue: rgba(3, 53, 128, .82);--radius-card: 24px;--radius-small: 16px;--shadow-glow: 0 0 24px rgba(45, 168, 255, .45);--shadow-yellow: 0 0 22px rgba(255, 212, 59, .35);--content-max: 1180px;color:#eef8ff;font-family:Arial,Microsoft YaHei,sans-serif;font-synthesis:none;letter-spacing:0}*{box-sizing:border-box}html{background:var(--color-bg-deep);scroll-behavior:smooth}body{margin:0;min-width:320px;min-height:100vh;background:radial-gradient(circle at 20% 12%,rgba(45,168,255,.35),transparent 28rem),radial-gradient(circle at 90% 8%,rgba(255,212,59,.22),transparent 20rem),linear-gradient(180deg,#020b25,#062e78 45%,#051942)}body:before{content:"";position:fixed;top:0;right:0;bottom:0;left:0;z-index:-1;background-image:linear-gradient(rgba(45,168,255,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(45,168,255,.06) 1px,transparent 1px);background-size:56px 56px;-webkit-mask-image:linear-gradient(180deg,black,transparent 86%);mask-image:linear-gradient(180deg,black,transparent 86%)}a{color:inherit;text-decoration:none}button,input,select{font:inherit}button{cursor:pointer}.app-shell{min-height:100vh;overflow:hidden}.app-shell main{width:min(var(--content-max),calc(100% - 32px));margin:0 auto}.site-header{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:18px;width:min(var(--content-max),calc(100% - 32px));min-height:76px;margin:0 auto;padding:12px 0;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.brand{display:flex;align-items:center;gap:12px;min-width:260px}.brand-mark{display:grid;place-items:center;width:52px;height:52px;border:3px solid var(--color-yellow);border-radius:15px;background:linear-gradient(145deg,#075bff,#08245d);color:var(--color-yellow);font-weight:900;box-shadow:var(--shadow-glow)}.brand strong{display:block;font-size:1.15rem}.brand small{display:block;margin-top:3px;color:#a7ccff}.desktop-nav{display:flex;align-items:center;justify-content:center;gap:6px;flex:1;padding:7px;border:1px solid rgba(45,168,255,.28);border-radius:999px;background:#021134b8}.desktop-nav a{padding:10px 18px;border-radius:999px;color:#dff2ff;font-weight:700;white-space:nowrap}.desktop-nav a.active{background:linear-gradient(180deg,#1aa2ff,#075bff);color:#fff;box-shadow:0 0 18px #2da8ffbf}.domain-pill{display:grid;place-items:center;width:44px;height:44px;border-radius:50%;background:#2da8ff24;box-shadow:inset 0 0 0 1px #2da8ff66}.menu-button{display:none;width:54px;height:54px;border:0;border-radius:17px;background:linear-gradient(180deg,#1a73e8,#073b93);color:#fff;font-size:30px;box-shadow:var(--shadow-glow)}.hero-panel{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:26px;min-height:500px;padding:clamp(28px,5vw,58px);border:1px solid rgba(45,168,255,.5);border-radius:34px;background:radial-gradient(circle at 78% 24%,rgba(255,212,59,.25),transparent 14rem),linear-gradient(140deg,#021b4ef0,#065bbee0);box-shadow:inset 0 0 40px #2da8ff38,var(--shadow-glow);overflow:hidden}.hero-panel:before,.hero-panel:after{content:"";position:absolute;pointer-events:none}.hero-panel:before{top:0;right:0;bottom:0;left:0;background:radial-gradient(circle at 8% 18%,#ffd43b 0 3px,transparent 4px),radial-gradient(circle at 42% 12%,#fff 0 2px,transparent 3px),radial-gradient(circle at 66% 20%,#ffd43b 0 4px,transparent 5px),radial-gradient(circle at 92% 38%,#fff 0 2px,transparent 3px);opacity:.8}.hero-panel:after{right:-90px;bottom:-80px;width:420px;height:420px;border-radius:50%;border:42px solid rgba(45,168,255,.16)}.hero-copy,.hero-stage{position:relative;z-index:1}.hero-kicker,.page-kicker{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:999px;background:#ffffff24;color:#dff2ff;font-weight:800;box-shadow:inset 0 0 0 1px #ffffff2e}.hero-copy h1,.page-hero h1{max-width:720px;margin:18px 0 12px;color:#fff;font-size:clamp(2.3rem,5vw,5.4rem);line-height:1.03;text-shadow:0 5px 0 rgba(0,20,75,.85),0 0 26px rgba(45,168,255,.65)}.hero-copy h1 span,.page-hero h1 span{color:var(--color-yellow)}.hero-copy p,.page-hero p{max-width:660px;margin:0;color:#d9efff;font-size:1.2rem;line-height:1.7;font-weight:700}.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}.hero-stage{display:grid;align-items:end;grid-template-columns:1fr 1fr;gap:12px}.avatar-orbit{position:relative;grid-column:1 / -1;justify-self:center;width:min(300px,70vw);aspect-ratio:1;border-radius:50%;background:radial-gradient(circle,rgba(45,168,255,.42),transparent 68%)}.avatar-orbit img{width:100%;height:100%;object-fit:cover;border-radius:50%;border:5px solid rgba(255,255,255,.7);box-shadow:0 0 36px #2da8ffa6}.hero-character{width:min(330px,72vw);border-radius:28px;background:linear-gradient(180deg,#2da8ff42,#ffd43b29);box-shadow:0 0 36px #2da8ffa6;overflow:hidden}.hero-character img{width:100%;height:100%;border:0;border-radius:0;object-fit:cover;box-shadow:none}.float-equipment{min-height:132px;padding:14px;border-radius:22px;background:#ffffffd6;color:#06356f;box-shadow:var(--shadow-glow)}.float-equipment svg{width:100%;height:88px}.equipment-bitmap{display:block;max-width:100%;object-fit:contain;filter:drop-shadow(0 12px 18px rgba(0,35,110,.22))}.float-equipment .equipment-bitmap{width:100%;height:88px;border-radius:14px}.float-equipment strong{display:block;text-align:center}.primary-button{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:13px 22px;border:0;border-radius:999px;color:#fff;font-weight:900;box-shadow:0 8px #001f5c57,var(--shadow-glow)}.primary-button-primary{background:linear-gradient(180deg,#ffca43,#ff8a00);color:#07245e;box-shadow:0 8px #7d3e0047,var(--shadow-yellow)}.primary-button-blue{background:linear-gradient(180deg,#35c7ff,#075bff)}.primary-button-purple{background:linear-gradient(180deg,#b162ff,#6c3dff)}.button-icon{display:grid;place-items:center;width:26px;height:26px;border-radius:50%;background:#ffffff3d}.section-title{display:flex;align-items:end;justify-content:space-between;gap:16px;margin:34px 0 18px}.section-title span{color:#8ddcff;font-weight:800}.section-title h2{margin:2px 0 0;color:#fff;font-size:clamp(1.5rem,3vw,2.4rem);text-align:center;text-shadow:0 0 18px rgba(45,168,255,.72)}.section-action{color:#bfe5ff;font-weight:800}.glow-card{border:1px solid rgba(45,168,255,.55);border-radius:var(--radius-card);background:var(--color-card-blue);box-shadow:inset 0 0 28px #2da8ff2e,var(--shadow-glow)}.mission-grid,.equipment-grid,.question-grid,.stats-grid,.growth-grid,.doc-grid{display:grid;gap:18px}.mission-grid{grid-template-columns:repeat(5,minmax(0,1fr))}.mission-card{position:relative;min-height:260px;padding:18px;border-radius:var(--radius-card);color:#08235b;overflow:hidden;box-shadow:0 8px #00164c33,var(--shadow-glow)}.mission-card h3{margin:12px 0 6px;color:#fff;font-size:1.35rem;text-shadow:0 2px 8px rgba(0,31,92,.45)}.mission-card p{position:relative;z-index:1;margin:0;color:#07245e;font-weight:800;line-height:1.55}.mission-number{display:grid;place-items:center;width:42px;height:42px;border-radius:50%;color:#fff;font-size:1.35rem;font-weight:900;background:#0000002e;box-shadow:inset 0 0 0 3px #ffffff59}.mission-art{width:100%;height:104px;margin:4px 0}.mission-arrow{position:absolute;right:18px;bottom:18px;display:grid;place-items:center;width:38px;height:38px;border-radius:50%;background:#fff;color:#075bff;font-weight:900}.mission-green{background:linear-gradient(180deg,#1fcf99,#dffdf2)}.mission-blue{background:linear-gradient(180deg,#2d8cff,#d9ebff)}.mission-orange{background:linear-gradient(180deg,#ff8a00,#fff1d7)}.mission-purple{background:linear-gradient(180deg,#8b56ff,#efe5ff)}.mission-pink{background:linear-gradient(180deg,#ff5aa9,#ffe1ef)}.equipment-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.equipment-card{padding:18px;background:#f5fafff0;color:#062763}.equipment-head,.stat-row{display:flex;align-items:center;justify-content:space-between;gap:8px}.equipment-art{width:100%;height:130px}.equipment-card h3{margin:6px 0;font-size:1.25rem}.equipment-card p{min-height:72px;margin:0;color:#244679;line-height:1.55;font-weight:700}.stat-row{flex-wrap:wrap;margin-top:12px}.stat-row span{padding:6px 9px;border-radius:999px;background:#075bff1a;color:#075bff;font-size:.86rem;font-weight:800}.star-pin{color:var(--color-yellow);font-size:1.6rem;text-shadow:0 0 12px rgba(255,212,59,.8)}.badge{display:inline-flex;align-items:center;min-height:28px;padding:5px 10px;border-radius:999px;font-size:.82rem;font-weight:900}.badge-blue{background:#075bff24;color:#075bff}.badge-green{background:#20c98229;color:#087b52}.badge-yellow{background:#ffd43b33;color:#8d5900}.badge-purple{background:#7d4dff29;color:#6534df}.game-preview,.teacher-strip,.parent-guide,.panel-grid,.game-layout{display:grid;gap:20px}.game-preview{grid-template-columns:1.5fr .8fr;padding:18px}.preview-scene,.game-canvas-wrap{position:relative;min-height:320px;border-radius:22px;background:linear-gradient(180deg,#70ccff 0,#70ccff 48%,#8bd768 48%,#8bd768);overflow:hidden}.preview-scene:before,.game-canvas-wrap:before{content:"";position:absolute;inset:auto 0 32% 0;height:110px;background:linear-gradient(140deg,transparent 0 10%,rgba(255,255,255,.6) 10% 14%,transparent 14%),linear-gradient(135deg,transparent 0 28%,#438bc5 28% 45%,transparent 45%),linear-gradient(145deg,transparent 0 45%,#66a4d4 45% 62%,transparent 62%);opacity:.78}.preview-scene .equipment-art{position:absolute;left:42px;bottom:28px;width:260px;height:180px}.scene-bitmap{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;object-fit:cover}.balloon-row{position:absolute;top:44px;right:60px;display:flex;gap:24px}.balloon{width:34px;height:46px;border-radius:50% 50% 46% 46%;background:var(--color);box-shadow:inset -8px -8px #00000024,0 6px 14px #00000029}.preview-info{display:grid;gap:14px}.score-pill{display:flex;justify-content:space-between;gap:10px;padding:13px 16px;border-radius:18px;background:#ffffff1f;font-weight:900}.score-pill strong{color:var(--color-yellow)}.teacher-strip{grid-template-columns:260px 1fr;padding:18px}.robot-bubble,.answer-box{padding:18px;border-radius:22px;background:#ffffffeb;color:#07306e}.robot-bubble{display:flex;align-items:center;gap:14px}.robot-face{display:grid;place-items:center;flex:0 0 82px;width:82px;height:82px;border-radius:26px;background:linear-gradient(180deg,#eef9ff,#8ec8ff);font-size:42px;box-shadow:inset 0 -9px #075bff2e}.robot-image{flex:0 0 112px;width:112px;height:112px;border-radius:24px;object-fit:cover;box-shadow:0 0 22px #2da8ff61}.question-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.ai-card{display:grid;gap:8px;min-height:150px;padding:18px;border:1px solid rgba(45,168,255,.45);border-radius:22px;background:#f5fafff5;color:#07306e;text-align:left;box-shadow:0 8px #001f5c24}.ai-card.is-active,.ai-card:hover{border-color:var(--color-yellow);box-shadow:0 0 18px #ffd43b70}.ai-card-icon{display:grid;place-items:center;width:44px;height:44px;border-radius:15px;background:linear-gradient(180deg,#35c7ff,#075bff);color:#fff;font-weight:900}.ai-card strong{font-size:1.1rem}.ai-card small{color:#5071a4;font-weight:800}.growth-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.growth-card{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:12px;min-height:96px;padding:16px;border-radius:18px;background:#f4fafff0;color:#07306e}.growth-card>span{font-size:2rem}.growth-card p{margin:4px 0 0;color:#55709c;font-weight:700}.growth-card b{display:grid;place-items:center;width:32px;height:32px;border-radius:50%;background:#dbe9ff;color:#075bff}.growth-card.is-done b{background:#19b978;color:#fff}.parent-guide{grid-template-columns:1fr 1.1fr;padding:18px}.parent-guide img{width:180px;height:180px;object-fit:cover;border-radius:28px}.parent-guide-content{display:flex;align-items:center;gap:18px;padding:18px;border-radius:22px;background:#f4fafff0;color:#07306e}.page-hero{position:relative;display:grid;grid-template-columns:1fr auto;gap:24px;min-height:300px;padding:clamp(26px,5vw,48px);border:1px solid rgba(45,168,255,.5);border-radius:34px;background:radial-gradient(circle at 78% 20%,rgba(255,212,59,.18),transparent 15rem),linear-gradient(140deg,#031b4ef0,#044b9fdb);box-shadow:var(--shadow-glow);overflow:hidden}.page-hero .equipment-art{width:min(340px,28vw);height:230px}.hero-badges{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}.panel-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.panel{padding:20px}.panel h3{margin:0 0 12px;color:#fff;font-size:1.35rem}.timeline{display:flex;gap:14px;overflow-x:auto;padding:20px}.timeline-item{flex:0 0 168px;min-height:150px;padding:18px;border-radius:22px;background:#f4fafff2;color:#07306e;text-align:center}.timeline-item span{display:block;font-size:2rem}.parent-stat-card{display:flex;align-items:center;gap:14px;min-height:126px;padding:20px;border-radius:22px;background:#f4fafff2;color:#07306e}.parent-stat-card>span{display:grid;place-items:center;flex:0 0 58px;width:58px;height:58px;border-radius:18px;background:linear-gradient(180deg,#35c7ff,#075bff);color:#fff;font-size:30px}.parent-stat-card p{margin:0;color:#55709c;font-weight:800}.parent-stat-card strong{display:block;margin:4px 0;color:#07306e;font-size:2rem}.parent-stat-card small{color:#55709c;font-weight:800}.stats-grid{grid-template-columns:repeat(5,minmax(0,1fr))}.settings-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.setting-box{padding:18px;border-radius:20px;background:#f4fafff0;color:#07306e}.setting-box label{display:grid;gap:8px;color:#315589;font-weight:900}.setting-box input,.setting-box select{width:100%;min-height:42px;border:1px solid #b9d8ff;border-radius:12px;padding:8px 10px;color:#07306e}.toggle-row{display:flex;align-items:center;justify-content:space-between;gap:12px}.toggle-row input{width:48px;height:28px;accent-color:#20c982}.progress-wrap{display:grid;gap:8px}.progress-label{display:flex;justify-content:space-between;color:#fff;font-weight:800}.progress-track{height:14px;border-radius:999px;background:#fff3;overflow:hidden}.progress-track span{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,#20c982,#ffd43b)}.game-layout{grid-template-columns:minmax(0,1fr) 320px;align-items:start}.game-shell{padding:18px}.game-topbar{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-bottom:14px}.game-stat{display:flex;align-items:center;gap:10px;padding:13px 16px;border-radius:18px;background:#02133db3;font-weight:900}.game-stat span{font-size:1.7rem}.game-stat strong{display:block;color:var(--color-yellow);font-size:1.25rem}.game-canvas-wrap{min-height:unset;border:2px solid rgba(45,168,255,.75);box-shadow:var(--shadow-glow)}.game-canvas-wrap canvas{position:relative;z-index:1;display:block;width:100%;aspect-ratio:5 / 3;border-radius:18px}.game-overlay{position:absolute;top:0;right:0;bottom:0;left:0;z-index:2;display:grid;place-items:center;padding:24px;background:#020a2361}.game-message{max-width:420px;padding:24px;border-radius:26px;background:#f4fafff5;color:#07306e;text-align:center;box-shadow:var(--shadow-yellow)}.game-message h3{margin:0 0 8px;font-size:1.7rem}.game-message p{line-height:1.6}.mobile-controls,.desktop-help{display:grid;gap:14px;margin-top:16px}.mobile-controls{grid-template-columns:1fr 1.2fr .8fr}.move-controls{display:grid;grid-template-columns:1fr 1fr;gap:12px}.control-button{min-height:64px;border:0;border-radius:22px;background:linear-gradient(180deg,#35c7ff,#075bff);color:#fff;font-size:1.1rem;font-weight:900;box-shadow:0 8px #001f5c47,var(--shadow-glow)}.fire-button{min-height:92px;border:0;border-radius:50px;background:linear-gradient(180deg,#ffd84d,#ff8a00);color:#07245e;font-size:1.8rem;font-weight:900;box-shadow:0 10px #8041003d,var(--shadow-yellow)}.desktop-help{grid-template-columns:repeat(4,minmax(0,1fr))}.help-tile{padding:16px;border-radius:18px;background:#f4fafff2;color:#07306e;text-align:center;font-weight:900}.side-stack{display:grid;gap:18px}.side-stack .glow-card{padding:18px}.side-stack h3{margin:0 0 12px}.answer-box h3,.answer-box p{margin-top:0}.answer-box p{line-height:1.8;font-weight:700}.record-list{display:grid;gap:10px}.record-item{display:grid;grid-template-columns:1fr auto;gap:10px;padding:12px;border-radius:14px;background:#f4fafff0;color:#07306e}.record-item small{color:#55709c;font-weight:700}.site-footer{display:flex;justify-content:space-between;gap:20px;width:min(var(--content-max),calc(100% - 32px));margin:44px auto 0;padding:28px 0 34px;color:#b8dfff;border-top:1px solid rgba(45,168,255,.24)}.site-footer strong{color:#fff}.site-footer p{margin:6px 0 0}.footer-links{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:14px}.bottom-nav{display:none}.pixel-page{min-height:100vh;background:#020b25}.pixel-frame{position:relative;width:min(100%,var(--pixel-max));margin:0 auto;background:#020b25;box-shadow:0 0 60px #00000073}.pixel-frame picture,.pixel-frame img{display:block;width:100%}.pixel-frame img{-webkit-user-select:none;user-select:none}.pixel-hotspot{position:absolute;z-index:2;display:block;border-radius:999px;background:#fff0}.pixel-hotspot:focus-visible{outline:3px solid rgba(255,212,59,.95);outline-offset:2px;background:#ffd43b1f}.pixel-hotspot-mobile{display:none}@media(max-width:1020px){.mission-grid,.equipment-grid,.panel-grid,.stats-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.game-layout,.game-preview,.teacher-strip,.parent-guide{grid-template-columns:1fr}.game-topbar{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:760px){body{padding-bottom:86px}.app-shell main,.site-header,.site-footer{width:min(100% - 20px,var(--content-max))}.site-header{min-height:82px}.brand{min-width:0;flex:1}.brand strong{font-size:1rem}.brand small{font-size:.85rem}.desktop-nav{position:absolute;top:76px;left:0;right:0;display:none;grid-template-columns:1fr 1fr;border-radius:22px}.desktop-nav.is-open{display:grid}.desktop-nav a{text-align:center}.domain-pill{display:none}.menu-button{display:grid;place-items:center}.hero-panel,.page-hero{grid-template-columns:1fr;min-height:auto;border-radius:26px;padding:24px 18px}.hero-copy h1,.page-hero h1{font-size:2.55rem}.hero-copy p,.page-hero p{font-size:1rem}.hero-actions{display:grid;grid-template-columns:1fr}.hero-stage{grid-template-columns:1fr 1fr}.float-equipment{min-height:104px}.float-equipment svg{height:62px}.mission-grid,.equipment-grid,.question-grid,.growth-grid,.panel-grid,.stats-grid,.settings-grid,.doc-grid{grid-template-columns:1fr}.mission-card{min-height:210px}.page-hero .equipment-art{width:100%;height:180px}.game-topbar{grid-template-columns:1fr 1fr}.game-stat{padding:10px 12px}.game-stat strong{font-size:1rem}.mobile-controls{grid-template-columns:1fr}.move-controls,.desktop-help{grid-template-columns:1fr 1fr}.site-footer{display:block;padding-bottom:20px}.footer-links{justify-content:flex-start;margin-top:12px}.bottom-nav{position:fixed;left:0;right:0;bottom:0;z-index:30;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:2px;min-height:76px;padding:8px 8px max(8px,env(safe-area-inset-bottom));border-top:1px solid rgba(45,168,255,.35);background:#02123af5;box-shadow:0 -8px 28px #00000052}.bottom-nav a{display:grid;place-items:center;gap:2px;border-radius:16px;color:#b8dfff;font-weight:900}.bottom-nav a.active{background:#075bffb8;color:#fff;box-shadow:var(--shadow-glow)}.bottom-nav span{font-size:1.35rem}.bottom-nav small{font-size:.72rem}.pixel-frame{width:100%;max-width:none;box-shadow:none}.pixel-hotspot-desktop{display:none}.pixel-hotspot-mobile{display:block}}