:root{font-family:ui-rounded,Arial Rounded MT Bold,system-ui,-apple-system,sans-serif;color:#173153;background:#edf8fc;font-synthesis:none;--blue: #168beb;--ink: #173153}*{box-sizing:border-box}body{margin:0;padding-bottom:env(safe-area-inset-bottom)}button{cursor:pointer;font:inherit;touch-action:manipulation;-webkit-tap-highlight-color:transparent}button:focus-visible{outline:4px solid #173153;outline-offset:4px}button:active{transform:translateY(2px)}header{background:linear-gradient(120deg,#9ae6ff,#d9f7ff 65%,#a6e6fb);display:flex;align-items:center;justify-content:space-between;gap:12px;padding:calc(14px + env(safe-area-inset-top)) max(16px,env(safe-area-inset-right)) 16px max(16px,env(safe-area-inset-left));border-bottom:4px solid white}.logo{display:flex;align-items:center;gap:10px;font-weight:950;font-size:clamp(20px,3vw,30px);letter-spacing:-.7px}.logo>span:first-child{font-size:40px}.logo b{color:#dc4830}.logo 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img{height:64px}.color-grid{grid-template-columns:repeat(6,minmax(48px,1fr));gap:10px}}@media(max-width:480px){.color-grid{grid-template-columns:repeat(4,minmax(48px,1fr))}}@media(max-height:600px){.scene-panel{position:static}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important}}.custom-color-control{display:flex;align-items:center;justify-content:center;gap:12px;margin-top:14px;padding:8px;border:2px solid #dce9f0;border-radius:16px;font-weight:750;cursor:pointer}.custom-color-control.selected{background:#fff2ba;border-color:#efb520}#custom-color{appearance:none;-webkit-appearance:none;box-sizing:border-box;width:52px;height:52px;flex-shrink:0;border:3px solid white;border-radius:50%;padding:0;background:transparent;outline:2px solid 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