@import "https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;500;600;700;800&display=swap";:root{color:#223047;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;--ink:#263347;--muted:#81909e;--coral:#f0625d;--teal:#4baca9;--cream:#fffdfa;background:#eaf6f5;font-family:Noto Sans SC,PingFang SC,Microsoft YaHei,sans-serif}*{box-sizing:border-box}body{-webkit-tap-highlight-color:transparent;background:radial-gradient(circle at 10% 8%,#ffffffeb 0 2px,#0000 3px) 0 0/44px 44px,radial-gradient(circle at 92% 74%,#ffffffb3 0 3px,#0000 4px) 0 0/62px 62px,linear-gradient(145deg,#edf8f6 0%,#e5f3f1 54%,#ddecf1 100%);min-width:320px;min-height:100svh;margin:0}button{font:inherit;color:inherit;appearance:none}button:focus-visible{outline-offset:3px;outline:4px solid #4baca94d}.app-shell{width:min(1280px,100% - 42px);margin:0 auto;padding:25px 0 34px}.topbar{justify-content:space-between;align-items:center;min-height:66px;margin-bottom:19px;padding:0 9px;display:flex}.brand{align-items:center;gap:13px;display:flex}.brand-mark{color:#fff;background:var(--coral);border-radius:15px;place-items:center;width:49px;height:49px;font-size:25px;display:grid;transform:rotate(-5deg);box-shadow:0 8px 18px #f0625d40}h1,h2,p{margin:0}.brand h1{letter-spacing:.04em;font-size:25px;line-height:1.15}.brand p{color:var(--muted);letter-spacing:.12em;margin-top:5px;font-size:13px}.header-tools{align-items:center;gap:10px;display:flex}.sound-toggle{color:#637686;cursor:pointer;background:#ffffffad;border:1px solid #608c961f;border-radius:15px;justify-content:center;align-items:center;gap:5px;min-width:63px;height:47px;padding:0 10px;display:flex}.sound-toggle span{font-size:18px}.sound-toggle small{font-size:11px;font-weight:700}.sound-toggle[aria-pressed=false]{color:#929c9c;background:#eff2f0b8}.progress{background:#ffffff8f;border:1px solid #608c961f;border-radius:16px;align-items:center;gap:15px;padding:10px 15px;display:flex}.progress-label{color:#637686;font-size:13px}.progress-label strong{color:var(--coral);font-size:16px}.dots{gap:6px;display:flex}.dots i{background:#d2dfdf;border-radius:50%;width:8px;height:8px;transition:all .25s}.dots i.active{background:var(--coral);border-radius:6px;width:20px}.game-layout{grid-template-columns:215px minmax(0,1fr);align-items:start;gap:20px;display:grid}.palette-card,.activity-card{background:#fffdfaf5;border:1px solid #325b6317;box-shadow:0 22px 55px #375b681f}.palette-card{border-radius:24px;padding:21px 18px 18px;position:sticky;top:20px}.palette-heading{align-items:center;gap:10px;display:flex}.palette-heading>span{width:37px;height:37px;color:var(--teal);background:#e5f4f1;border-radius:12px;place-items:center;font-size:23px;font-weight:800;display:grid}.palette-heading strong{font-size:16px;display:block}.palette-heading small{color:var(--muted);margin-top:2px;font-size:10px;display:block}.current-color{background:#f5f3ed;border-radius:15px;align-items:center;gap:11px;margin:19px 0;padding:10px;display:flex}#current-swatch{border:4px solid #fff;border-radius:50%;flex:none;width:39px;height:39px;display:block;box-shadow:0 3px 8px #252f3929}.current-color small{color:#929998;font-size:10px;display:block}.current-color strong{margin-top:1px;font-size:13px;display:block}.swatches{grid-template-columns:repeat(4,1fr);gap:10px 8px;display:grid}.swatch{aspect-ratio:1;background:var(--swatch);cursor:pointer;border:3px solid #fff;border-radius:50%;width:100%;transition:transform .18s,box-shadow .18s;position:relative;box-shadow:0 2px 6px #2b39431f}.swatch:hover{transform:translateY(-2px)}.swatch.selected{box-shadow:0 0 0 3px #fff, 0 0 0 5px var(--swatch), 0 5px 12px #2b39432e;transform:scale(1.12)}.swatch.selected:after{content:"✓";color:#fff;text-shadow:0 1px 3px #0000004d;place-items:center;font-size:14px;font-weight:800;display:grid;position:absolute;inset:0}.palette-tip{color:#8b9598;text-align:center;border-top:1px dashed #d9dfdc;margin-top:18px;padding-top:14px;font-size:10px;line-height:1.6}.palette-tip span{color:var(--coral);font-size:13px}.activity-card{border-radius:27px;overflow:hidden}.instruction{background:linear-gradient(90deg,#fffdfa 55%,#f8fbf8);border-bottom:1px solid #ecebe5;justify-content:space-between;align-items:center;gap:20px;min-height:104px;padding:21px 29px;display:flex}.eyebrow{color:var(--teal);letter-spacing:.22em;margin-bottom:6px;font-size:10px;font-weight:700;display:block}.instruction h2{letter-spacing:.02em;font-size:clamp(19px,2.2vw,27px);line-height:1.2}#task-word{color:var(--coral);border-bottom:4px solid #f0625d33;margin:0 6px}.task-toggle{background:#edf3f1;border-radius:15px;gap:5px;padding:5px;display:flex}.task-button{color:#899694;cursor:pointer;background:0 0;border:0;border-radius:11px;min-width:68px;min-height:43px;padding:0 14px;font-weight:700}.task-button.active{color:#fff;background:var(--teal);box-shadow:0 5px 12px #4baca93d}.object-groups{background:#fafaf6;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;padding:12px 16px;display:grid}.object-group{background:#fff;border:1px solid #ebece5;border-radius:18px;grid-template-columns:82px 1fr;align-items:center;gap:6px;min-width:0;min-height:410px;padding:8px 9px;display:grid}.group-heading{border-right:1px dashed #d9dfdc;flex-direction:column;justify-content:center;align-self:stretch;padding-left:5px;display:flex}.group-heading>span{color:#ccd4d2;font-size:11px;font-weight:700}.group-heading>strong{margin:4px 0 5px;font-size:15px}.group-heading small{color:#8b9698;font-size:10px}.compare-word{color:var(--coral);font-weight:700}.objects{grid-template-columns:minmax(82px,1fr) 30px minmax(82px,1fr);place-items:center;gap:0;display:grid}.versus{color:#a2adab;background:#fafaf6;border:1px dashed #cfd9d7;border-radius:50%;place-items:center;width:26px;height:26px;font-size:8px;display:grid}.object-button{--fill-color:#fffdfa;cursor:pointer;touch-action:manipulation;background:0 0;border:2px solid #0000;border-radius:16px;width:min(100%,190px);height:342px;padding:1px 3px 20px;transition:background .2s,transform .2s,border-color .2s;position:relative}.object-button:hover:not(.locked){background:#f4faf8;border-color:#d8e7e3;transform:translateY(-2px)}.object-button svg{filter:drop-shadow(0 7px 5px #3f3c3314);width:100%;height:315px;overflow:visible}.object-button svg path,.object-button svg ellipse{fill:#fffdfa;stroke:var(--ink);stroke-width:5px;stroke-linecap:round;stroke-linejoin:round;vector-effect:non-scaling-stroke;transition:fill .35s}.object-button svg .fillable{fill:var(--fill-color)}.object-button svg .detail,.object-button svg .sprout{fill:none;stroke-width:3px}.object-button svg .accent{fill:#dfead8}.object-button svg .ribbon{fill:color-mix(in srgb, var(--fill-color) 55%, #f0625d)}.object-button svg circle{fill:var(--ink);stroke:none}.object-button svg text{fill:#fff;stroke:none;text-anchor:middle;dominant-baseline:middle;font-family:Noto Sans SC,sans-serif;font-size:17px;font-weight:800}.object-button>span{color:#9ba4a3;min-width:max-content;font-size:10px;position:absolute;bottom:7px;left:50%;transform:translate(-50%)}.object-button.colored{border-color:color-mix(in srgb, var(--fill-color) 45%, white);background:color-mix(in srgb, var(--fill-color) 9%, white)}.object-button.colored:after{content:"✓";color:#fff;background:var(--teal);border-radius:50%;place-items:center;width:28px;height:28px;font-weight:800;display:grid;position:absolute;top:12px;right:12px;box-shadow:0 4px 9px #4baca940}.object-button.locked{cursor:default}.object-button.wrong{background:#fff4f2;border-color:#f4b0a8;animation:.38s shake}@keyframes shake{0%,to{transform:translate(0)}25%{transform:translate(-7px)}75%{transform:translate(7px)}}.feedback{background:#faf9f4;border:1px solid #e9e7dd;border-radius:16px;align-items:center;gap:12px;min-height:66px;margin:1px 16px 12px;padding:10px 15px;transition:all .2s;display:flex}.feedback-icon{background:#fff;border-radius:12px;place-items:center;width:39px;height:39px;font-size:20px;display:grid}.feedback p{flex-direction:column;display:flex}.feedback strong{font-size:13px}.feedback small{color:#909a9a;margin-top:2px;font-size:10px}.feedback.right{background:#eff8f3;border-color:#d3ecdf}.feedback.complete{background:#fff7dc;border-color:#f0df9f}.feedback.wrong{background:#fff3f0;border-color:#f2d2ca}.actions{background:#fbfaf6;border-top:1px solid #ecebe5;justify-content:flex-end;gap:10px;padding:16px 29px;display:flex}.actions button{cursor:pointer;border-radius:14px;min-height:46px;padding:0 20px;font-weight:700}.secondary-button{color:#768583;background:#fff;border:1px solid #dce3df}.secondary-button span{margin-right:4px;font-size:17px}.primary-button{color:#fff;background:var(--coral);border:0;min-width:128px;box-shadow:0 7px 16px #f0625d38}.primary-button span{margin-left:7px}.primary-button:disabled{color:#aeb7b5;box-shadow:none;cursor:not-allowed;background:#e4e8e6}@media (width<=820px){.app-shell{width:min(100% - 24px,720px);padding-top:14px}.topbar{margin-bottom:12px}.game-layout{grid-template-columns:1fr;gap:12px}.palette-card{border-radius:20px;grid-template-columns:auto auto 1fr;align-items:center;gap:15px;padding:14px 16px;display:grid;position:static}.palette-heading small,.palette-tip{display:none}.current-color{min-width:125px;margin:0}.swatches{grid-template-columns:repeat(8,minmax(31px,1fr));gap:7px}.swatch{max-width:42px}.object-groups{grid-template-columns:1fr}.object-group{grid-template-columns:100px 1fr;min-height:245px}.object-button{width:min(100%,190px);height:220px}.object-button svg{height:194px}}@media (width<=600px){.app-shell{width:100%;padding:0}.topbar{min-height:70px;margin:0;padding:9px 14px}.brand-mark{border-radius:13px;width:41px;height:41px}.brand h1{font-size:19px}.brand p{display:none}.progress{gap:8px;padding:8px 10px}.sound-toggle{min-width:42px;padding:0 8px}.sound-toggle small,.dots{display:none}.game-layout{gap:0}.palette-card,.activity-card{box-shadow:none;border-left:0;border-right:0;border-radius:0}.palette-card{grid-template-columns:auto 1fr;gap:9px 14px;padding:12px 14px 14px}.palette-heading>span{width:33px;height:33px}.current-color{justify-self:end;min-width:112px;padding:6px 8px}#current-swatch{width:31px;height:31px}.swatches{grid-column:1/-1;gap:9px}.instruction{flex-direction:column;align-items:stretch;gap:13px;padding:16px 14px}.instruction h2{font-size:20px}.task-toggle{align-self:stretch}.task-button{flex:1;min-height:40px}.object-groups{gap:8px;padding:8px}.object-group{grid-template-columns:60px 1fr;gap:2px;min-height:178px;padding:4px}.group-heading{padding-left:4px}.group-heading small{display:none}.group-heading>strong{font-size:13px}.objects{grid-template-columns:minmax(82px,1fr) 28px minmax(82px,1fr);gap:0}.versus{width:27px;height:27px;font-size:0}.versus:after{content:"VS";font-size:8px}.object-button{border-radius:15px;height:170px;padding-inline:0}.object-button svg{height:145px}.feedback{margin:8px 10px 12px}.actions{padding:12px 14px}.actions button{flex:1;padding:0 10px}}@media (orientation:landscape) and (height<=760px) and (width>=821px){.app-shell{padding-top:12px}.topbar{min-height:50px;margin-bottom:8px}.brand-mark{width:42px;height:42px}.brand h1{font-size:20px}.object-group{min-height:310px}.object-button{height:285px}.object-button svg{height:258px}.instruction{min-height:82px;padding-block:13px}.feedback{min-height:55px;margin-bottom:8px}.actions{padding-block:10px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important}}