:root{--canvas: #fafafa;--ink: #1c1c1f;--muted: #86868c;--faint: #b3b3b8;--hair: rgba(0, 0, 0, .075);--hair-strong: rgba(0, 0, 0, .14);--dot-off: #e2e2e5;--accent: #1f5bd8;--hover: rgba(0, 0, 0, .035);--surface: rgba(250, 250, 250, .7);--veil: rgba(250, 250, 250, .62);--shadow: rgba(0, 0, 0, .06);--glass-blur: blur(22px) saturate(1.5);--danger: #b4495a;--notice-bg: #f3f3f4;--notice-ink: #8a3b2f;--ease-soft: cubic-bezier(.22, .7, .18, 1);font-family:Helvetica Neue,-apple-system,BlinkMacSystemFont,SF Pro Text,Inter,Segoe UI Variable Text,Segoe UI,system-ui,Apple SD Gothic Neo,Noto Sans KR,sans-serif;font-size:15px;font-weight:300;letter-spacing:.015em;color:var(--ink);background:var(--canvas);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;-webkit-tap-highlight-color:transparent}:root[data-theme=dark]{--canvas: #000000;--ink: #ecebf0;--muted: #8d8a96;--faint: #6c6975;--hair: rgba(255, 255, 255, .09);--hair-strong: rgba(255, 255, 255, .17);--dot-off: #2b2b30;--hover: rgba(255, 255, 255, .05);--surface: rgba(16, 16, 18, .6);--veil: rgba(0, 0, 0, .55);--shadow: rgba(0, 0, 0, .45);--danger: #e27a8b;--notice-bg: #141416;--notice-ink: #f0b3a6;color-scheme:dark}*{box-sizing:border-box}html,body,#root{margin:0;height:100%;background:var(--canvas);color:var(--ink);transition:background .32s ease,color .32s ease}button{font:inherit;color:inherit}button:focus-visible,input:focus-visible{outline:1.5px solid var(--ink);outline-offset:3px}.art-box{position:relative;aspect-ratio:1}.art-box>.art{position:absolute;left:-44.34%;top:-44.34%;width:188.68%;height:188.68%;overflow:hidden;pointer-events:none}:root[data-theme=dark] .art-box:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;border-radius:50%;pointer-events:none;background:radial-gradient(circle closest-side,rgb(255 255 255 / .22),rgb(255 255 255 / .09) 22%,transparent 42%);mix-blend-mode:screen}.art stop{transition:stop-color .52s var(--ease-soft)}.icon-btn{display:inline-grid;place-items:center;width:40px;height:40px;border:none;border-radius:50%;background:transparent;color:var(--muted);cursor:pointer;transition:color .2s ease,background .2s ease}.icon-btn:hover{color:var(--ink);background:var(--hover)}.library{height:100%;display:flex;flex-direction:column}.library-scroll{position:relative;flex:1;min-height:0;overflow-y:auto;overflow-x:hidden;padding:56px 32px 24px}.empty{color:var(--muted);text-align:center;margin-top:20vh}.grid{list-style:none;max-width:1400px;margin:0 auto;padding:0;display:grid;grid-template-columns:repeat(8,minmax(0,1fr));gap:22px 28px}.cell{min-width:0}.frame{position:relative;width:100%;aspect-ratio:1}.thumb{position:absolute;top:0;right:0;bottom:0;left:0;display:grid;place-items:center;padding:0;border:none;background:transparent;cursor:pointer;border-radius:50%;touch-action:manipulation;-webkit-touch-callout:none;-webkit-user-select:none;user-select:none}.thumb:focus-visible{outline-offset:-2px}.thumb-art{width:calc(var(--scale, .85) * 100%);height:auto;display:block;transition:transform .52s var(--ease-soft)}.thumb:not([data-paused]) .thumb-art{transform:scale(1.045)}.lib-volume{position:absolute;top:14px;left:16px;z-index:2}.lib-actions{position:absolute;top:14px;right:16px;z-index:2;display:flex;gap:4px}.add-btn{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;border:1px solid transparent;background:transparent;color:var(--muted);cursor:pointer;transition:border-color .2s ease,color .2s ease}.add-btn:hover{color:var(--ink);border-color:var(--hair-strong)}.anim-btn.is-off{color:var(--ink);border-color:var(--hair-strong);background:var(--hover)}.fs-stop-preview{position:fixed;left:50%;bottom:calc(22px + env(safe-area-inset-bottom));transform:translate(-50%);z-index:2;height:36px;padding:0 18px;border-radius:18px;border:1px solid var(--hair-strong);background:var(--veil);color:var(--ink);font:inherit;font-size:13px;cursor:pointer;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);transition:opacity .4s ease}.fs-stop-preview.is-asleep{opacity:0}.fs-stop-preview.is-asleep:focus-visible{opacity:1}.le-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:900;display:grid;place-items:center;padding:16px;background:var(--veil);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);animation:pop-in .22s var(--ease-soft)}.le-dialog{width:min(1080px,100%);max-height:100%;display:flex;flex-direction:column;gap:14px;padding:18px 20px 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solid var(--hair-strong);background:transparent}.confirm-ok{border:1px solid var(--ink);background:var(--ink);color:var(--canvas)}.confirm-ok.danger{border-color:var(--danger);background:#b4495a}@media (max-width: 899px){.grid{grid-template-columns:repeat(5,minmax(0,1fr))}}@media (max-width: 560px){.library-scroll{padding:52px 16px 16px}.grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px 14px}.stage-art{width:min(84vw,46vh)}.controls{gap:16px;padding-left:16px;padding-right:16px}.sliders{grid-template-columns:1fr;gap:6px}.step-row{grid-template-columns:92px 1fr;gap:6px}.step{height:30px}.step-label{flex-wrap:wrap;column-gap:9px;row-gap:0}.row-note{flex-basis:100%;padding-left:25px;font-size:10px;line-height:1}}@media (prefers-reduced-motion: reduce){.thumb-art,.swatch,.row-color,.step:before,.art stop{transition:none}}button,input,select{font-weight:inherit;letter-spacing:inherit}.title,.rename 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svg{transform:rotate(30deg)}.onoff{display:inline-flex;align-items:center;gap:7px;height:26px;padding:0 4px;border:none;background:transparent;color:var(--muted);font:inherit;font-size:12px;cursor:pointer}.onoff i{position:relative;width:22px;height:12px;border-radius:6px;border:1px solid currentColor}.onoff i:after{content:"";position:absolute;top:1px;left:1px;width:8px;height:8px;border-radius:50%;background:currentColor;transition:transform .16s ease}.onoff.is-on{color:var(--ink)}.onoff.is-on i:after{transform:translate(10px)}.add-btn.is-open{color:var(--ink);border-color:var(--hair-strong)}.beat-search{display:flex;align-items:center;gap:8px;width:100%;height:34px;padding:0 4px;border-bottom:1px solid var(--hair);color:var(--muted)}.beat-search:focus-within{border-color:var(--hair-strong);color:var(--ink)}.beat-search svg{flex:none}.beat-search 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