@import"https://fonts.googleapis.com/css2?family=Comic+Neue:wght@400;700&family=Ma+Shan+Zheng&display=swap";.run-lab{margin:16px 0 8px;padding:16px;border-radius:24px;background:linear-gradient(180deg,#fff6ea,#fffdf8);border:2px solid #ffd2b0}.run-lab-head{display:flex;flex-wrap:wrap;align-items:end;justify-content:space-between;gap:8px}.run-lab-head h3{margin:2px 0 0;font-size:1.3rem}.run-lab-friends,.run-lab-row{display:flex;flex-wrap:wrap;gap:8px}.run-lab-missions{display:flex;flex-wrap:wrap;gap:6px;list-style:none;padding:0;margin:12px 0;font-size:.85rem}.run-lab-missions li{display:flex;align-items:center;gap:6px;padding:4px 10px 4px 4px;border-radius:999px;background:#fff0e2}.run-lab-missions li span{display:grid;place-items:center;width:22px;height:22px;border-radius:50%;background:#fff;font-weight:700;font-size:.8rem}.run-lab-missions li.is-done{background:#fff4c2;font-weight:700}.run-lab-missions li.is-done span{background:transparent;animation:run-lab-pop .4s ease-out}.run-lab-stage{position:relative;height:440px;border-radius:22px;overflow:hidden;background:linear-gradient(180deg,#9fdcff,#cdeeff 45%,#fff3da);touch-action:manipulation;user-select:none;-webkit-user-select:none}.run-lab-canvas,.run-lab-flat{position:absolute;top:0;right:0;bottom:0;left:0}.run-lab-flat{display:grid;place-items:center}.run-lab-loading{position:absolute;top:0;right:0;bottom:0;left:0;display:grid;place-items:center;margin:0;font-weight:700;color:#7a4a26;background:#fff6ea99}.run-lab-bubble{position:absolute;top:12px;right:12px;max-width:min(58%,320px);margin:0!important;padding:10px 14px;border-radius:18px 18px 4px;background:#fff;box-shadow:0 4px #7a4a2626;font-weight:700;line-height:1.4;pointer-events:none}.run-lab-hud{position:absolute;left:12px;top:12px;display:grid;gap:4px;padding:10px 12px;width:174px;border-radius:18px;background:#ffffffdb;box-shadow:0 4px #7a4a261f;pointer-events:none}.run-lab-hud>div{display:flex;align-items:baseline;gap:6px}.run-lab-hud strong{font-size:1.6rem;line-height:1;font-variant-numeric:tabular-nums;min-width:2.2ch}.run-lab-hud small{font-size:.75rem;color:#6b5444}.run-lab-heart{display:inline-block;font-size:1.3rem;transform-origin:50% 60%}.run-lab-spark{width:150px;height:44px}.run-lab-spark line{stroke:#9bb6d6;stroke-dasharray:3 3;vector-effect:non-scaling-stroke}.run-lab-spark polyline{fill:none;stroke:#ff3d5e;stroke-width:2.5;stroke-linejoin:round;stroke-linecap:round;vector-effect:non-scaling-stroke}.run-lab-spark-label{margin-top:-4px}.run-lab-lens{position:absolute;left:0;top:0;border-radius:50%;border:6px solid #ffd23f;box-shadow:0 0 0 3px #7a4a26,0 6px 16px #00000040;cursor:grab;touch-action:none}.run-lab-lens:active{cursor:grabbing}.run-lab-lens span{position:absolute;left:50%;bottom:-16px;transform:translate(-50%);white-space:nowrap;padding:2px 10px;border-radius:999px;background:#ffd23f;color:#4a2c14;font-size:.75rem;font-weight:700}.run-lab-lens:after{content:"";position:absolute;right:-26px;bottom:-26px;width:34px;height:12px;border-radius:6px;background:#7a4a26;transform:rotate(45deg)}.run-lab-guess,.run-lab-controls{display:grid;gap:10px;margin-top:12px}.run-lab-guess{padding:14px;border-radius:16px;background:#fff3c9}.run-lab-guess button{min-width:72px;font-weight:700}.run-lab .run-lab-go{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;padding:16px;border:none;border-radius:999px;font-size:1.2rem;font-weight:800;color:#fff;background:linear-gradient(180deg,#ff8a5c,#f2603a);box-shadow:0 6px #c2441f;touch-action:none;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none;transition:transform .08s,box-shadow .08s}.run-lab .run-lab-go span{font-size:1.5rem}.run-lab .run-lab-go[aria-pressed=true]{transform:translateY(4px);box-shadow:0 2px #c2441f;background:linear-gradient(180deg,#ff7a4a,#e6512b)}.run-lab .run-lab-tap{background:#ffe3ea;border-color:#ff7a99}.run-lab-notes p{margin:8px 0}.run-lab-why{padding:12px 14px;border-radius:16px;background:#eaf7e6}.run-lab-why p{margin:6px 0}@keyframes run-lab-pop{0%{transform:scale(.4)}70%{transform:scale(1.3)}to{transform:scale(1)}}@media (prefers-reduced-motion: reduce){.run-lab-missions li.is-done span{animation:none}.run-lab .run-lab-go{transition:none}}@media (max-width: 560px){.run-lab{padding:12px;margin-inline:-4px}.run-lab-stage{height:400px}.run-lab-hud{top:auto;bottom:8px;left:8px;right:8px;width:auto;padding:6px 10px;grid-template-columns:auto auto;justify-content:start;column-gap:14px}.run-lab-hud strong{font-size:1.2rem;min-width:0}.run-lab-hud small{font-size:.7rem}.run-lab-spark{grid-column:1 / -1;width:100%;height:22px}.run-lab-spark-label{display:none}.run-lab-bubble{left:10px;right:10px;max-width:none;font-size:.9rem}}.home,.qa,.qlist{position:relative;z-index:1;max-width:1080px;margin:0 auto;padding:16px 20px 48px;color:var(--text-primary)}.home{max-width:1180px}.home button,.qa button,.qlist button{font:inherit;color:inherit;cursor:pointer}.home :focus-visible,.qa :focus-visible,.qlist :focus-visible{outline:3px solid #225dac;outline-offset:3px}.page-top{display:grid;grid-template-columns:auto minmax(0,1fr);gap:16px;align-items:center;margin-bottom:12px}.page-back{justify-self:start;padding:8px 14px;border-radius:var(--radius-full);border:2px solid var(--border-color);background:#fff}.page-heading span{display:inline-flex;flex-wrap:wrap;align-items:center;gap:6px;font-size:.85rem;color:var(--text-secondary);font-weight:700}.page-heading h1{margin:0;font-size:clamp(1.25rem,2.4vw,1.7rem);line-height:1.3}.home-planet{position:relative;height:380px;border-radius:var(--radius-lg);overflow:hidden;background:radial-gradient(circle at 50% 35%,#fffaf0,#f6e7c8 65%,#ecd5a8);box-shadow:var(--shadow-md)}.home-planet-flat{display:grid;place-items:center;height:100%;font-size:6rem}.home-bubble{position:absolute;max-width:46%;padding:10px 16px;text-align:left;font-size:.92rem;line-height:1.45;background:#fff;border:2px solid var(--border-color);box-shadow:var(--shadow-sm);animation:bubble-float 3s ease-in-out infinite}.home-bubble b{display:block;font-size:.75rem;color:var(--text-secondary)}.home-bubble.is-dad{left:14px;top:14px;border-radius:20px 20px 20px 4px}.home-bubble.is-nian{right:14px;top:92px;border-radius:20px 20px 4px;background:#fff7e6;animation-delay:1.4s}@keyframes bubble-float{50%{transform:translateY(-4px)}}.home-title{text-align:center;margin:8px 0 4px}.home-title h1{margin:0;font-size:clamp(2.2rem,5vw,3.4rem);letter-spacing:.08em;background:linear-gradient(90deg,#d9453a,#ff9f43 40%,#c9a26b 75%,#8a6a3f);-webkit-background-clip:text;background-clip:text;color:transparent}.home-title h1 span{-webkit-text-fill-color:initial;color:initial}.home-title p{margin:6px 0 0;color:var(--text-secondary);font-size:1.05rem}.home-section-title{display:flex;flex-wrap:wrap;align-items:baseline;gap:4px 12px;margin:26px 0 12px;font-size:1.45rem}.home-section-title small{font-size:.9rem;font-weight:400;color:var(--text-secondary)}.home-map{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:14px}.home-bricks{padding:16px;border-radius:var(--radius-md);background:#fffdf6;border:3px solid #f0e0c4;box-shadow:var(--shadow-sm)}.home-bricks p{margin:0 0 10px;color:var(--text-secondary)}.home-bricks p b{color:var(--text-primary)}.home-bricks-row{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:8px}.home-brick{display:grid;justify-items:center;gap:2px;padding:10px 4px;border-radius:14px;border:2px solid color-mix(in srgb,var(--bubble) 55%,white);background:color-mix(in srgb,var(--bubble) 16%,white);box-shadow:0 4px color-mix(in srgb,var(--bubble) 45%,white);transition:transform var(--transition-fast)}.home-brick:hover{transform:translateY(-3px)}.home-brick span{font-size:1.8rem;line-height:1.1}.home-brick strong{font-size:.98rem}.home-brick small{font-size:.72rem;color:var(--text-secondary);line-height:1.3;text-align:center}.home-map-links{display:grid;gap:8px}.home-map-links button{display:grid;grid-template-columns:auto 1fr;column-gap:12px;align-items:center;padding:10px 14px;text-align:left;border-radius:var(--radius-md);border:2px solid var(--border-color);background:#fff;transition:transform var(--transition-fast)}.home-map-links button:hover{transform:translate(3px);background:#fff7ec}.home-map-links span{grid-row:1 / 3;font-size:1.8rem;line-height:1}.home-map-links small{color:var(--text-secondary);font-size:.82rem}.home-systems{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-bottom:14px}.system-card{display:grid;grid-template-columns:auto 1fr;grid-template-rows:auto 1fr auto;column-gap:14px;row-gap:6px;min-height:132px;padding:18px;text-align:left;border-radius:var(--radius-md);border:3px solid color-mix(in srgb,var(--bubble) 45%,white);background:linear-gradient(135deg,#fff 55%,color-mix(in srgb,var(--bubble) 16%,white));box-shadow:var(--shadow-sm);transition:transform var(--transition-normal),box-shadow .2s}.system-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}.system-emoji{grid-row:1 / 4;font-size:3rem;line-height:1}.system-card strong{font-size:1.25rem}.system-card small{color:var(--text-secondary);line-height:1.5}.system-count{font-size:.8rem;font-weight:700;color:color-mix(in srgb,var(--bubble) 70%,#5d4e37)}.home-labs{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}.home-lab{display:grid;justify-items:center;align-content:start;gap:4px;padding:16px 12px;text-align:center;border-radius:var(--radius-md);border:3px dashed color-mix(in srgb,var(--bubble) 55%,white);background:color-mix(in srgb,var(--bubble) 9%,white);transition:transform var(--transition-normal),box-shadow .2s}.home-lab:hover{transform:translateY(-3px) rotate(-1deg);box-shadow:var(--shadow-md)}.home-lab>span{font-size:2.6rem;line-height:1.1}.home-lab strong{font-size:1.05rem}.home-lab small{color:var(--text-secondary);line-height:1.45;font-size:.82rem}.home-footer{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-top:28px;color:var(--text-secondary);font-size:.9rem}.home-footer a{color:#8a5a00;font-weight:700;text-decoration:none}.home-footer a:hover{text-decoration:underline}.qlist-intro{display:grid;gap:6px;margin:4px 0 8px;padding:14px 18px;border-radius:var(--radius-md);background:color-mix(in srgb,var(--bubble) 12%,white);border:2px dashed color-mix(in srgb,var(--bubble) 50%,white)}.qlist-intro p{margin:0;line-height:1.6}.qlist-unit{justify-self:start;display:flex;align-items:center;gap:12px;margin-top:4px;padding:8px 16px;text-align:left;border-radius:16px;border:2px solid color-mix(in srgb,var(--unit) 60%,white);background:color-mix(in srgb,var(--unit) 14%,white)}.qlist-unit>span:first-child{font-size:1.8rem;line-height:1}.qlist-unit b,.qlist-unit small{display:block}.qlist-unit small{color:var(--text-secondary);font-size:.82rem}.qlist-unit em{font-style:normal;font-weight:800}.qlist-group h2{display:flex;flex-wrap:wrap;align-items:baseline;gap:10px;margin:24px 0 10px;font-size:1.15rem}.qlist-group h2 small{font-size:.82rem;font-weight:400;color:var(--text-secondary)}.qlist-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.qlist-card{display:grid;gap:6px;padding:14px 16px;text-align:left;border-radius:var(--radius-md);border:2px solid color-mix(in srgb,var(--bubble) 40%,white);background:#fff;box-shadow:var(--shadow-sm);transition:transform var(--transition-normal),box-shadow .2s}.qlist-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.qlist-card.is-heard{background:linear-gradient(135deg,#fff 60%,#fff8db)}.qlist-card strong{font-size:1.08rem;line-height:1.45}.qlist-trigger{color:var(--text-secondary);line-height:1.5}.qlist-badges{display:flex;flex-wrap:wrap;gap:6px}.qlist-badges em{font-style:normal;font-size:.75rem;padding:1px 8px;border-radius:999px;background:#f4efe9;color:#6b5a48}.qlist-badges em.is-star{background:#fff1b8;color:#8a5a00;font-weight:700}.qlist-badges em.is-units{background:#e8f4ff;color:#2b5a8a;font-weight:700}.qlist-other{margin-top:28px}.qlist-other h2{font-size:1rem;margin:0 0 8px}.qlist-chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:8px}.qlist-chips button{padding:6px 14px;border-radius:999px;border:2px solid var(--border-color);background:#fff;transition:transform var(--transition-fast)}.qlist-chips button:hover{transform:translateY(-1px)}.qlist-chips button[aria-current=true]{background:#ffe4d0;border-color:#ff9f43;font-weight:700}.qa-main{max-width:780px;margin:0 auto}.qa-chat{display:grid;gap:14px}.qa-turn{display:grid;gap:10px}.qa-turn+.qa-turn{padding-top:6px}.qa-scene{justify-self:center;margin:4px 0;padding:6px 16px;border-radius:999px;background:#ffffffbf;color:var(--text-secondary);font-size:.92rem;text-align:center}.qa-scene span{margin-right:6px}.qa-line{display:flex;gap:10px;align-items:flex-start;animation:qa-pop .35s both;animation-delay:calc(min(var(--i, 0),8)*70ms)}.qa-line.is-nian{flex-direction:row-reverse}.qa-avatar{flex:none;display:grid;place-items:center;width:44px;height:44px;border-radius:50%;overflow:hidden;background:#fff;border:2px solid var(--border-color);box-shadow:var(--shadow-sm)}.qa-avatar .avatar{width:100%;height:100%}svg.avatar{display:inline-block;width:1.6em;height:1.6em;vertical-align:middle}.qlist-intro .avatar,.qa-related h3 .avatar{margin-right:6px;border-radius:50%;background:#fff}.is-nian .qa-avatar{background:#fff1d6;border-color:#ffb36b}.is-dad .qa-avatar{background:#e5f0ff;border-color:#8db6f0}.qa-bubble{max-width:min(620px,82%);padding:10px 16px 12px;border-radius:18px;box-shadow:var(--shadow-sm)}.is-nian .qa-bubble{background:#fff7e6;border:2px solid #ffd7a8;border-top-right-radius:4px}.is-dad .qa-bubble{background:#fff;border:2px solid #cfe0f7;border-top-left-radius:4px}.qa-bubble p{margin:4px 0 0;font-size:1.05rem;line-height:1.75}.is-nian .qa-bubble p{font-weight:700}.qa-name{display:flex;align-items:center;gap:8px;font-size:.78rem;font-weight:700;color:var(--text-secondary)}.qa-steps{display:flex;flex-wrap:wrap;align-items:stretch;gap:6px;list-style:none;padding:0;margin:10px 0 0}.qa-steps li{position:relative;flex:1 1 96px;display:grid;justify-items:center;gap:2px;padding:8px 6px;border-radius:14px;background:#f3f8ff;text-align:center;animation:qa-pop .4s both;animation-delay:calc(var(--i) * .35s + .2s)}.qa-steps li+li:before{content:"→";position:absolute;left:-9px;top:50%;transform:translateY(-50%);color:#8db6f0;font-weight:700}.qa-steps span{font-size:1.7rem;line-height:1.2}.qa-steps small{font-size:.78rem;line-height:1.35;color:#3a4a66}.qa-forms li{background:#fdf3e4;flex-basis:72px}.qa-forms li+li:before{color:#d8b27a}.qa-forms .qa-glyph{font-size:2.6rem;line-height:1.15;color:#4a3b2a}.qa-media{display:block;width:100%;margin-top:10px;border-radius:12px}.qa-bubble:has(.lab){flex:1;max-width:none}.qa-end{height:1px}.qa:has(.has-film){max-width:1320px}.qa-main.has-film{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);column-gap:24px;align-items:start;max-width:none}.qa-main.has-film>*{grid-column:1}.qa-main.has-film>.qa-film{grid-column:2;grid-row:1 / span 3;position:sticky;top:12px}.qa-turn{border-radius:20px;transition:background .3s,box-shadow .3s}.qa-turn.is-playing{background:#ff9f431a;box-shadow:0 0 0 3px #ff9f4359}.qa-line.is-speaking .qa-bubble{box-shadow:0 0 0 3px #ff9f43,var(--shadow-sm)}.qa-line.is-speaking .qa-avatar{border-color:#ff9f43}.qa-watch{margin-top:8px;padding:4px 12px;border-radius:999px;border:2px solid #ffd2a3;background:#fff7ec;font-size:.85rem;font-weight:700}.qa-watch:hover{background:#ffe9d1}.qa-wrap{display:grid;gap:12px;margin-top:26px;padding-top:18px;border-top:2px dashed var(--border-light)}.qa-wrap h3{margin:0 0 6px;font-size:1.02rem}.qa-related{display:grid;gap:8px}.qa-related button{padding:10px 14px;text-align:left;border-radius:14px;border:2px solid var(--border-color);background:#fff}.qa-related button:hover{background:#fff7e6}.qa-units div{display:flex;flex-wrap:wrap;gap:8px}.qa-units button.is-base{border-color:#8db6f0;background-color:#eef5ff}.qa-units button.is-base:hover{background-color:#dceaff}.qa-units span,.qa-units button{padding:6px 14px;border-radius:12px;border:2px solid #ffd2a3;background:#fffdf6;font-weight:700;background-image:repeating-linear-gradient(90deg,#f3c89a 0 2px,transparent 2px 10px);background-size:100% 6px;background-repeat:no-repeat;background-position:bottom}.parent-tip{padding:12px 14px;border-radius:var(--radius-sm);background:#f0f8ff;border-left:4px solid var(--accent-blue)}.parent-tip summary{cursor:pointer;font-weight:700}.parent-tip p{margin:8px 0 0;font-size:.92rem;line-height:1.7}.parent-sources{margin:8px 0 0;padding-left:1.2em;font-size:.85rem;line-height:1.7}.parent-sources a{color:#225dac}.lab-page .qa-main{max-width:860px}@keyframes qa-pop{0%{opacity:0;transform:translateY(8px) scale(.97)}to{opacity:1;transform:none}}@media (max-width: 900px){.home-systems{grid-template-columns:repeat(2,minmax(0,1fr))}.home-map{grid-template-columns:1fr}.home-bricks-row{grid-template-columns:repeat(4,minmax(0,1fr))}.qlist-grid{grid-template-columns:1fr}.qa-main.has-film{display:block}.qa-main.has-film>.qa-film{position:static;margin-bottom:16px}.page-top{grid-template-columns:1fr}}@media (max-width: 520px){.home,.qa,.qlist{padding:12px 12px 40px}.home-systems{grid-template-columns:1fr}.home-planet{height:300px}.home-bubble{max-width:58%;font-size:.85rem}.qa-avatar{width:36px;height:36px}.qa-bubble{max-width:86%}.qa-bubble:has(.lab){padding:8px 8px 10px}.qa-bubble .lab.is-inline{padding:8px}.home-labs{grid-template-columns:repeat(2,minmax(0,1fr))}.home-bricks{padding:12px}.home-bricks-row{gap:6px}.home-brick span{font-size:1.5rem}}@media (prefers-reduced-motion: reduce){.qa-line,.qa-steps li,.home-bubble{animation:none}.home-brick,.home-map-links button{transition:none}}.lab{display:grid;gap:12px;padding:16px;border-radius:var(--radius-md);border:3px solid color-mix(in srgb,var(--lab) 45%,white);background:linear-gradient(180deg,#fff 60%,color-mix(in srgb,var(--lab) 10%,white));box-shadow:var(--shadow-sm)}.lab.is-inline{margin-top:10px;padding:12px;gap:10px;border-width:2px}.lab button{font:inherit;color:inherit;cursor:pointer}.lab :focus-visible{outline:3px solid #225dac;outline-offset:3px}.lab-head{display:flex;gap:12px;align-items:center}.lab-head>span{font-size:2.2rem;line-height:1}.lab-head strong{display:block;font-size:1.1rem}.lab-head small{color:var(--text-secondary);line-height:1.5}.lab-body{display:grid;gap:10px}.lab-svg{display:block;width:100%;height:auto;border-radius:16px;background:#fffdf6;border:2px solid #f0e0c4}.lab-svg text{font-family:var(--app-font-family)}.lab-svg-note{font-size:24px;font-weight:700;fill:#5d4e37}.lab-svg-tick{font-size:18px;fill:#5d4e37}.lab-svg-big{font-size:34px;font-weight:800;fill:#5d4e37}.lab-controls{display:flex;flex-wrap:wrap;align-items:center;gap:8px}.lab-label{font-weight:700;color:var(--text-secondary);font-size:.92rem}.lab-btn{min-height:42px;padding:6px 14px;border-radius:999px;border:2px solid var(--border-color);background:#fff;font-weight:700;transition:transform var(--transition-fast),background .2s}.lab-btn:hover:not(:disabled){transform:translateY(-1px);background:#fff7ec}.lab-btn:disabled{opacity:.45;cursor:default}.lab-btn[aria-pressed=true]{background:color-mix(in srgb,var(--lab) 22%,white);border-color:var(--lab)}.lab-btn.is-main{background:var(--lab);border-color:color-mix(in srgb,var(--lab) 70%,#5d4e37);color:#fff!important;box-shadow:0 3px color-mix(in srgb,var(--lab) 60%,#5d4e37)}.lab-btn.is-quiet{background:transparent}.lab-btn.is-round{width:44px;padding:0}.lab-weight{display:inline-flex;align-items:center;gap:4px}.lab-weight small{min-width:2em;color:var(--text-secondary)}.lab-say{margin:0;padding:10px 14px;border-radius:14px;background:#fff7e6;border:2px solid #ffd7a8;font-weight:700;line-height:1.6}.lab-say:before{content:"💬 "}.lab-tilt{transition:transform .5s cubic-bezier(.34,1.56,.64,1)}.lab-mercury{transition:y .2s,height .2s}.lab-pop{animation:lab-pop .35s both;transform-box:fill-box;transform-origin:center}.lab-ring{animation:lab-ring 1.1s ease-out both;transform-box:fill-box;transform-origin:center}@keyframes lab-pop{0%{opacity:0;transform:scale(.6)}to{opacity:1;transform:none}}@keyframes lab-ring{0%{opacity:0;transform:scale(.05)}to{opacity:1;transform:none}}.lab-plates{display:grid;grid-template-columns:repeat(auto-fill,minmax(118px,1fr));gap:8px}.lab-plate{display:grid;justify-items:center;gap:4px;padding:8px;border-radius:50%/22%;background:#fff;border:2px solid #ecdcc6;box-shadow:inset 0 -4px #f6eadb}.lab-plate.is-rest{border-style:dashed;border-color:#e5484d;background:#fff4f4}.lab-plate-who{font-size:1.6rem;line-height:1}.lab-candies{display:flex;flex-wrap:wrap;justify-content:center;gap:3px;max-width:100px}.lab-candies i{width:9px;height:9px;border-radius:50%;background:#e5484d}.lab-plate b{font-size:1.1rem}.lab-thermo{grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);align-items:center}.lab-thermo .lab-svg{max-height:420px}.lab-thermo-side{display:grid;gap:10px}.lab-readout{margin:0;display:flex;flex-wrap:wrap;align-items:baseline;gap:6px;font-weight:700}.lab-readout b{font-size:2.4rem;color:#e5484d;line-height:1}.lab-readout b.is-f{color:#7a4fd6}.lab-readout span{margin:0 6px;font-size:1.6rem;color:var(--text-muted)}.lab-feel{margin:0;font-size:1.2rem;font-weight:700}.lab-slider{display:grid;gap:4px;font-weight:700;color:var(--text-secondary)}.lab-slider input{width:100%;height:34px;accent-color:#e5484d}.lab-prefix{grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);align-items:start}.lab-prefix>.lab-controls,.lab-prefix>.lab-say{grid-column:1 / -1}.lab-prefix-card{display:grid;justify-items:center;align-content:center;gap:6px;min-height:100%;padding:16px;text-align:center;border-radius:18px;background:#fffdf6;border:2px solid #f0e0c4}.lab-prefix-emoji{font-size:4rem;line-height:1.1}.lab-prefix-card strong{font-size:1.2rem}.lab-prefix-card small{color:var(--text-secondary)}.lab-ladder{list-style:none;margin:0;padding:0;display:grid;gap:6px}.lab-ladder-btn{width:100%;display:flex;align-items:baseline;justify-content:space-between;gap:10px;min-height:44px;padding:6px 14px;border-radius:14px;border:2px solid var(--border-color);background:#fff;text-align:left;transition:transform var(--transition-fast),background .2s}.lab-ladder li:nth-child(2) .lab-ladder-btn{width:94%}.lab-ladder li:nth-child(3) .lab-ladder-btn{width:88%}.lab-ladder li:nth-child(4) .lab-ladder-btn{width:82%}.lab-ladder li:nth-child(5) .lab-ladder-btn{width:76%}.lab-ladder li:nth-child(6) .lab-ladder-btn{width:70%}.lab-ladder-btn:hover{transform:translate(3px);background:#fbf7ff}.lab-ladder-btn b{font-size:1.1rem}.lab-ladder-btn small{color:var(--text-secondary);font-weight:700}.lab-ladder-btn.is-right{background:#e6f8ec;border-color:#2f7d32}.lab-ladder-btn.is-wrong{background:#fff1f1;border-color:#e5484d}.lab-power{display:grid;gap:8px}.lab-power-row{display:grid;grid-template-columns:auto minmax(90px,auto) 1fr auto;align-items:center;gap:10px;padding:8px 12px;border-radius:16px;background:#fff;border:2px solid #ecdcc6}.lab-power-row.is-on{background:#fffbe6;border-color:var(--lab)}.lab-power-icon{font-size:2rem;line-height:1;filter:grayscale(1);opacity:.5;transition:filter .2s,opacity .2s}.lab-power-row.is-on .lab-power-icon{filter:none;opacity:1}.lab-power-name{display:grid}.lab-power-name small{color:var(--text-secondary);font-weight:700}.lab-power-sum{font-weight:700;color:#7a5a1c;white-space:nowrap}.lab-meter{justify-self:center;display:flex;align-items:baseline;gap:10px;padding:10px 22px;border-radius:16px;background:#2b3340;color:#fff;font-weight:700}.lab-meter b{font-family:ui-monospace,Consolas,monospace;font-size:2.4rem;color:#9ef0a8;letter-spacing:2px}@media (max-width: 620px){.lab-prefix{grid-template-columns:1fr}.lab-prefix-emoji{font-size:3rem}.lab-power-row{grid-template-columns:auto 1fr}.lab-power-row>.lab-controls,.lab-power-sum{grid-column:1 / -1}.lab-thermo{grid-template-columns:1fr}.lab-thermo .lab-svg{max-height:300px}.lab-btn{min-height:40px;padding:4px 11px;font-size:.92rem}}@media (prefers-reduced-motion: reduce){.lab-pop,.lab-ring{animation:none}.lab-tilt,.lab-mercury,.lab-ladder-btn,.lab-power-icon{transition:none}}.film{display:grid;gap:10px;padding:12px;border-radius:var(--radius-md, 20px);background:#fff;border:3px solid #ffe2c4;box-shadow:var(--shadow-md, 0 8px 24px rgba(93, 78, 55, .12))}.film-stage{position:relative;container:film-stage / inline-size;aspect-ratio:4 / 3;overflow:hidden;border-radius:16px;background:radial-gradient(circle at 50% 40%,#fffdf6,#fbf1dc 70%,#f3e2c1)}.film-stage[data-view=grid]{background:#fbfdff}.film-stage[data-view=space]{background:radial-gradient(circle at 50% 35%,#2c3a6b,#18204a 60%,#0e1433)}.film-stage[data-view=market]{background:linear-gradient(180deg,#fff3df,#ffe9c9)}.film-stage svg{display:block;width:100%;height:100%}.film-glyph{font-family:Ma Shan Zheng,KaiTi,STKaiti,serif;font-weight:400}.film-text{font-family:inherit;font-weight:800;paint-order:stroke;stroke:#fff;stroke-width:.18em;stroke-linejoin:round}.film-big{font-weight:900}.film-title{position:absolute;top:10px;left:10px;display:inline-flex;align-items:center;gap:8px;padding:6px 14px 6px 6px;border-radius:999px;background:#ffffffeb;box-shadow:0 2px 8px #5d4e3726;font-weight:800;font-size:1rem}.film-title b{display:grid;place-items:center;width:26px;height:26px;border-radius:50%;background:#ff9f43;color:#fff;font-size:.85rem}@container film-stage (max-width: 600px){.film-title{top:6px;left:6px;padding:3px}.film-title span{display:none}.film-title b{width:22px;height:22px;font-size:.75rem}}.film-myth{position:absolute;left:50%;bottom:14px;display:grid;gap:4px;width:min(88%,520px);padding:10px 16px;transform:translate(-50%);border-radius:16px;background:#fffffff2;box-shadow:0 4px 14px #5d4e372e;font-weight:700;line-height:1.45}.film-myth-wrong{position:relative;color:#9b8b76;justify-self:start}.film-myth-wrong:after{content:"";position:absolute;left:0;top:52%;height:3px;width:calc(var(--strike, 0) * 100%);background:#e5484d;border-radius:2px}.film-myth-right{color:#2f7d32}.film-controls{display:grid;grid-template-columns:auto 1fr auto auto;align-items:center;gap:10px}.film-voice{width:40px;height:40px;border:2px solid #ffe2c4;border-radius:50%;background:#fffaf3;font-size:1.05rem}.film-voice[aria-pressed=true]{border-color:#ff9f43;background:#fff1de}.film-play.is-waiting{animation:film-nudge 1.2s ease-in-out infinite}@keyframes film-nudge{50%{transform:scale(1.12)}}.film-hint{margin:0;color:#b4621a;font-weight:700;font-size:.9rem}@media (prefers-reduced-motion: reduce){.film-play.is-waiting{animation:none;outline:3px solid #ffc98f}}.film-play{width:44px;height:44px;border:0;border-radius:50%;background:#ff9f43;color:#fff;font-size:1rem;box-shadow:0 3px #e07f22}.film-play:active{transform:translateY(2px);box-shadow:0 1px #e07f22}.film-controls input[type=range]{width:100%;accent-color:#ff9f43}.film-time{font-variant-numeric:tabular-nums;color:var(--text-secondary, #7a6a55);font-size:.85rem}.film-chips{display:flex;flex-wrap:wrap;gap:6px;margin:0;padding:0;list-style:none}.film-chips button{display:inline-flex;align-items:center;gap:6px;padding:4px 10px 4px 4px;border:2px solid #ffe2c4;border-radius:999px;background:#fffaf3;font-size:.82rem}.film-chips b{display:grid;place-items:center;width:20px;height:20px;border-radius:50%;background:#ffe2c4;font-size:.72rem}.film-chips .is-done b{background:#ffc98f}.film-chips .is-on{border-color:#ff9f43;background:#fff1de}.film-chips .is-on b{background:#ff9f43;color:#fff}.units-page{max-width:1120px}.units-page code{font-family:ui-monospace,Consolas,monospace;font-size:.85em;padding:0 6px;border-radius:6px;background:#f4efe9;color:#6b5a48}.units-title{display:flex;flex-wrap:wrap;align-items:baseline;gap:10px;margin:30px 0 12px;font-size:1.3rem}.units-title small{font-size:.85rem;font-weight:400;color:var(--text-secondary)}.units-note{margin:10px 0 0;color:var(--text-secondary);line-height:1.7}.units-talk{display:grid;gap:8px;padding:14px 18px;border-radius:var(--radius-md);background:#fffaf0;border:2px dashed #ffd2a3}.units-talk p{margin:0;line-height:1.75;font-size:1.02rem}.units-talk .avatar{margin-right:6px;border-radius:50%;background:#fff}.unit-chip{display:inline-flex;align-items:center;gap:4px;padding:4px 12px;border-radius:999px;border:2px solid color-mix(in srgb,var(--unit, #c9a26b) 60%,white);background:color-mix(in srgb,var(--unit, #c9a26b) 16%,white);font-weight:700;font-size:.9rem}button.unit-chip{transition:transform var(--transition-fast)}button.unit-chip:hover{transform:translateY(-1px)}.unit-chip.is-plain{border-color:var(--border-color);background:#fff}.units-uses{display:flex;flex-wrap:wrap;gap:6px;align-items:center}.units-tag{font-size:.75rem;padding:2px 8px;border-radius:999px;background:#fff1b8;color:#8a5a00;font-weight:700}.units-base{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.units-base-card{display:grid;gap:4px;align-content:start;padding:16px;text-align:left;border-radius:var(--radius-md);border:3px solid color-mix(in srgb,var(--unit) 50%,white);background:linear-gradient(160deg,#fff 50%,color-mix(in srgb,var(--unit) 18%,white));box-shadow:var(--shadow-sm);transition:transform var(--transition-normal),box-shadow .2s}.units-base-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}.units-base-emoji{font-size:2.6rem;line-height:1.1}.units-base-q{font-size:.8rem;font-weight:700;color:color-mix(in srgb,var(--unit) 60%,#5d4e37)}.units-base-card strong{font-size:1.3rem}.units-base-card small{color:var(--text-secondary);line-height:1.5}.units-more{font-size:.8rem;font-weight:700;color:#8a5a00}.units-dlh{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.units-dlh-col{display:grid;justify-items:center;gap:6px;padding:16px;text-align:center;border-radius:var(--radius-md);background:#fdf3e4;border:2px solid #ecd5a8}.units-dlh-char{font-size:3rem;line-height:1.1;font-weight:800;color:#8a5a00;font-family:KaiTi,STKaiti,serif}.units-dlh-col small{color:var(--text-secondary);line-height:1.5}.units-dlh-arrow{color:#c9a26b;font-weight:800}.units-derived{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:10px}.units-derived-card{display:grid;gap:8px;padding:12px 14px;border-radius:var(--radius-md);background:#fff;border:2px solid var(--border-light);box-shadow:var(--shadow-sm)}.units-derived-card header{display:flex;gap:10px;align-items:center}.units-derived-card header>span{font-size:1.8rem;line-height:1}.units-derived-card header div{display:grid}.units-derived-card header small{color:var(--text-secondary);font-size:.82rem}.units-recipe{margin:0;padding:6px 10px;border-radius:10px;background:#f3f8ff;color:#2b4a73;font-weight:700;font-size:.92rem}.units-derived-card .unit-chip{font-size:.78rem;padding:2px 8px}.units-table-wrap{overflow-x:auto;margin-top:10px}.units-table{width:100%;border-collapse:collapse;font-size:.92rem;background:#fff;border-radius:12px;overflow:hidden}.units-table th,.units-table td{padding:7px 10px;text-align:left;border-bottom:1px solid var(--border-light)}.units-table th{background:#fdf3e4;font-size:.85rem;white-space:nowrap}.units-table tr.is-small td{background:#f8fbff}.units-table tr.is-base td{background:color-mix(in srgb,var(--unit, #ffd2a3) 14%,white);font-weight:700}.units-say{display:block;font-size:.75rem;color:var(--text-secondary)}.units-kind{color:var(--text-secondary);font-size:.82rem;white-space:nowrap}.units-old{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.units-old-card{padding:14px;border-radius:var(--radius-md);background:#fffdf6;border:2px solid #f0e0c4}.units-old-card h3{margin:0;font-size:1.05rem}.units-old-card p{margin:6px 0 10px;color:var(--text-secondary);font-size:.85rem;line-height:1.6}.units-constants{margin-top:26px}.units-constants ul{margin:8px 0 0;padding-left:1.2em;line-height:1.9;font-size:.9rem}.units-next{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:26px}.units-next button{display:grid;gap:4px;justify-items:start;padding:14px 16px;text-align:left;border-radius:var(--radius-md);border:2px solid var(--border-color);background:#fff;transition:transform var(--transition-normal)}.units-next button:hover{transform:translateY(-2px);background:#fff7ec}.units-next span{font-size:1.8rem;line-height:1}.units-next small{color:var(--text-secondary)}.unit-page .page-heading h1 code{font-size:.7em}.unit-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:16px}.unit-box{margin-top:12px;padding:14px 16px;border-radius:var(--radius-md);background:#fff;border:2px solid color-mix(in srgb,var(--unit) 35%,white);box-shadow:var(--shadow-sm)}.unit-grid .unit-box{margin-top:0}.unit-box h2{display:flex;align-items:center;gap:6px;margin:0 0 10px;font-size:1.08rem}.unit-box h2 .avatar{border-radius:50%;background:#fff}.unit-feel,.unit-tools,.unit-history{list-style:none;margin:0;padding:0;display:grid;gap:8px}.unit-feel li{display:flex;gap:10px;align-items:center;line-height:1.5}.unit-feel span,.unit-tools span{font-size:1.5rem;line-height:1;flex:none}.unit-tools li{display:grid;grid-template-columns:auto auto 1fr;gap:8px;align-items:center}.unit-tools small{color:var(--text-secondary)}.unit-history li{display:grid;grid-template-columns:84px 1fr;gap:10px;line-height:1.5;position:relative}.unit-history b{color:color-mix(in srgb,var(--unit) 60%,#5d4e37)}.timeline{list-style:none;margin:0;padding:0 0 0 8px;display:grid;gap:12px;position:relative}.timeline:before{content:"";position:absolute;left:30px;top:6px;bottom:6px;width:4px;border-radius:2px;background:#f0dcbc}.timeline-item{display:grid;grid-template-columns:48px 1fr;gap:14px;align-items:start;position:relative}.timeline-dot{display:grid;place-items:center;width:48px;height:48px;border-radius:50%;font-size:1.5rem;background:#fff;border:3px solid #ffd2a3;box-shadow:var(--shadow-sm);z-index:1}.timeline-card{padding:12px 16px;border-radius:var(--radius-md);background:#fff;border:2px solid var(--border-light);box-shadow:var(--shadow-sm)}.timeline-year{display:inline-block;font-size:.82rem;font-weight:800;color:#b5651d;margin-right:8px}.timeline-card strong{font-size:1.05rem}.timeline-card p{margin:6px 0 0;line-height:1.7;color:var(--text-secondary)}.library{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:16px}.library-shelf{padding:14px 18px;border-radius:var(--radius-md);background:#fff;border:2px solid var(--border-light);box-shadow:var(--shadow-sm)}.library-shelf h2{margin:0 0 8px;font-size:1.1rem}.library-shelf ul{list-style:none;margin:0;padding:0;display:grid;gap:10px}.library-shelf li{display:grid;gap:2px}.library-shelf a{color:#225dac;font-weight:700}.library-shelf small{color:var(--text-secondary);line-height:1.55}@media (max-width: 900px){.units-base{grid-template-columns:repeat(2,minmax(0,1fr))}.units-old,.unit-grid,.library,.units-next{grid-template-columns:1fr}}@media (max-width: 520px){.units-dlh{grid-template-columns:1fr}.units-dlh-col{grid-template-columns:auto 1fr;justify-items:start;text-align:left;column-gap:12px}.units-dlh-char{grid-row:1 / 6;font-size:2.6rem}.units-dlh-arrow{display:none}.unit-history li{grid-template-columns:1fr;gap:0}.timeline:before{left:22px}.timeline-item{grid-template-columns:36px 1fr;gap:10px}.timeline-dot{width:36px;height:36px;font-size:1.1rem}}@media (prefers-reduced-motion: reduce){.units-base-card,.units-next button,button.unit-chip{transition:none}}:root{--app-font-family: "Comic Neue", "Ma Shan Zheng", cursive;--bg-primary: #fff8f0;--bg-secondary: #fff0e6;--bg-tertiary: #ffe4d0;--bg-card: #ffffff;--bg-card-hover: #fff9f3;--bg-input: #ffffff;--text-primary: #5d4e37;--text-secondary: #8b7a5c;--text-muted: #b8a88a;--accent-red: #ff6b6b;--accent-orange: #ff9f43;--accent-yellow: #ffd93d;--accent-green: #6bcb77;--accent-blue: #4d96ff;--accent-purple: #a66cff;--accent-pink: #ff6bd6;--accent-cyan: #4dd0e1;--border-color: #ffe0cc;--border-light: #ffd4b8;--shadow-sm: 0 2px 6px rgba(255, 111, 107, .1);--shadow-md: 0 4px 12px rgba(255, 111, 107, .15);--shadow-lg: 0 8px 20px rgba(255, 111, 107, .2);--shadow-xl: 0 12px 30px rgba(255, 111, 107, .25);--radius-sm: 16px;--radius-md: 24px;--radius-lg: 32px;--radius-xl: 40px;--radius-full: 9999px;--transition-fast: .15s cubic-bezier(.34, 1.56, .64, 1);--transition-normal: .25s cubic-bezier(.34, 1.56, .64, 1);--transition-slow: .35s cubic-bezier(.34, 1.56, .64, 1)}*{box-sizing:border-box}html,body,#root{height:100%;margin:0;padding:0}body{font-family:var(--app-font-family);background:linear-gradient(180deg,#fff8f0,#f0f8ff,#fff0e6);background-attachment:fixed;color:var(--text-primary);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden}body:before{content:"";position:fixed;top:0;left:0;right:0;bottom:0;background-image:radial-gradient(circle at 20% 80%,rgba(255,111,107,.08) 0%,transparent 50%),radial-gradient(circle at 80% 20%,rgba(107,203,119,.08) 0%,transparent 50%),radial-gradient(circle at 40% 40%,rgba(77,150,255,.06) 0%,transparent 40%),radial-gradient(circle at 60% 60%,rgba(255,217,61,.06) 0%,transparent 40%);pointer-events:none;z-index:0}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:var(--bg-secondary);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb{background:linear-gradient(135deg,var(--accent-orange),var(--accent-pink));border-radius:var(--radius-full);border:2px solid var(--bg-secondary)}::-webkit-scrollbar-thumb:hover{background:linear-gradient(135deg,var(--accent-red),var(--accent-purple))}