:root{--bg: #f4f3ee;--card: #ffffff;--ink: #16161a;--muted: #6e6c66;--faint: #b9b6ad;--border: #e3e0d7;--accent: #e8471c;--accent-soft: rgb(232 71 28 / .12);--code-bg: #f7f6f2;--radius: 24px;color-scheme:light}@media(prefers-color-scheme:dark){:root:not([data-theme=light]){--bg: #111113;--card: #19191c;--ink: #ecebe6;--muted: #9a988f;--faint: #55534d;--border: #323238;--accent: #ff6a3d;--accent-soft: rgb(255 106 61 / .16);--code-bg: #141416;color-scheme:dark}}:root[data-theme=dark]{--bg: #111113;--card: #19191c;--ink: #ecebe6;--muted: #9a988f;--faint: #55534d;--border: #323238;--accent: #ff6a3d;--accent-soft: rgb(255 106 61 / .16);--code-bg: #141416;color-scheme:dark}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.5 Geist,ui-sans-serif,system-ui,sans-serif;-webkit-font-smoothing:antialiased}button,input{font:inherit;color:inherit}.top,.grid,.foot{max-width:1180px;margin:0 auto;padding:0 24px}.top{display:flex;align-items:baseline;gap:18px;padding-top:32px;padding-bottom:24px;flex-wrap:wrap}.brand{display:inline-flex;align-items:center;gap:8px;color:var(--ink);text-decoration:none;font-weight:600;font-size:20px;letter-spacing:-.02em}.brand svg{color:var(--accent);transform:translateY(3px)}.tag{margin:0;color:var(--muted)}.grid{display:grid;grid-template-columns:340px 1fr;grid-template-areas:"controls graph" "controls preview" "code code";gap:16px}.controls{grid-area:controls;align-self:start}.graph{grid-area:graph}.preview{grid-area:preview}.code{grid-area:code}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;min-width:0}.card-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px;flex-wrap:wrap}h2{margin:0;font-size:13px;font-weight:500;color:var(--muted);letter-spacing:.01em}.presets{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:20px}.chip{border:1px solid var(--border);background:transparent;border-radius:999px;padding:5px 12px;font-size:13px;cursor:pointer;transition:border-color .15s,background .15s}.chip:hover{border-color:var(--faint)}.chip[aria-pressed=true]{background:var(--ink);border-color:var(--ink);color:var(--card)}.seg{display:grid;grid-auto-flow:column;grid-auto-columns:1fr;background:var(--code-bg);border:1px solid var(--border);border-radius:12px;padding:3px;gap:2px}.seg button{border:0;background:transparent;border-radius:9px;padding:7px 10px;font-size:13px;color:var(--muted);cursor:pointer;white-space:nowrap}.seg button[aria-selected=true]{background:var(--card);color:var(--ink);box-shadow:0 0 0 1px var(--border)}.seg.small button{padding:5px 10px;font-size:12.5px}button:focus-visible,input:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.ctls{display:grid;gap:18px;margin:22px 0 24px}.ctl{display:grid;grid-template-columns:1fr auto;align-items:center;row-gap:8px}.ctl label{font-size:14px}.num-wrap{display:inline-flex;align-items:baseline;gap:2px;font-family:Geist Mono,ui-monospace,monospace;font-size:13px}.num{width:72px;text-align:right;border:1px solid transparent;border-radius:8px;background:transparent;padding:2px 6px;font-family:inherit;font-variant-numeric:tabular-nums;-moz-appearance:textfield}.num:hover{border-color:var(--border)}.num:focus{border-color:var(--accent);outline:none}.num::-webkit-outer-spin-button,.num::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}.unit{color:var(--muted)}.range{grid-column:1 / -1;width:100%;height:20px;margin:0;background:transparent;-webkit-appearance:none;-moz-appearance:none;appearance:none;cursor:pointer}.range::-webkit-slider-runnable-track{height:4px;border-radius:4px;background:linear-gradient(to right,var(--ink) var(--p, 50%),var(--border) var(--p, 50%))}.range::-moz-range-track{height:4px;border-radius:4px;background:var(--border)}.range::-moz-range-progress{height:4px;border-radius:4px;background:var(--ink)}.range::-webkit-slider-thumb{-webkit-appearance:none;width:18px;height:18px;margin-top:-7px;border-radius:50%;background:var(--card);border:2px solid var(--ink);transition:transform .12s}.range::-moz-range-thumb{width:14px;height:14px;border-radius:50%;background:var(--card);border:2px solid var(--ink)}.range:active::-webkit-slider-thumb{transform:scale(1.15)}.stats{display:grid;grid-template-columns:1fr 1fr;gap:1px;margin:0;background:var(--border);border:1px solid var(--border);border-radius:14px;overflow:hidden}.stats div{background:var(--card);padding:10px 12px}.stats dt{font-size:12px;color:var(--muted)}.stats dd{margin:2px 0 0;font-family:Geist Mono,ui-monospace,monospace;font-size:13.5px;font-variant-numeric:tabular-nums}.feel{font-size:12.5px;color:var(--accent);background:var(--accent-soft);padding:3px 10px;border-radius:999px}#graph{width:100%;height:auto;display:block;overflow:visible}#graph .tick{stroke:var(--border);stroke-width:1}#graph .base{stroke:var(--faint);stroke-width:1}#graph .target{stroke:var(--faint);stroke-width:1;stroke-dasharray:4 4}#graph .settle{stroke:var(--accent);stroke-width:1;stroke-dasharray:2 4;opacity:.6}#graph .lbl{fill:var(--muted);font:11px Geist Mono,ui-monospace,monospace}#graph .settle-lbl{fill:var(--accent)}#graph .curve{fill:none;stroke:var(--ink);stroke-width:2.25;stroke-linejoin:round;stroke-linecap:round}#graph .head{stroke:var(--accent);stroke-width:1}#graph .dot{fill:var(--accent);stroke:var(--card);stroke-width:2}.stage{position:relative;height:132px;border-radius:16px;background:var(--code-bg);border:1px solid var(--border);display:flex;align-items:center;padding:0 24px;overflow:hidden}.stage[data-kind=scale],.stage[data-kind=rotate]{justify-content:center}.box{width:56px;height:56px;border-radius:14px;background:var(--accent);will-change:transform}.ghost{position:absolute;right:24px;top:50%;width:56px;height:56px;margin-top:-28px;border-radius:14px;border:1.5px dashed var(--faint)}.ghost[hidden]{display:none}.play-row{display:flex;align-items:center;gap:14px;margin-top:12px}.btn{height:36px;padding:0 16px;border-radius:10px;border:1px solid var(--ink);background:var(--ink);color:var(--card);font-size:13.5px;font-weight:500;cursor:pointer;transition:opacity .15s}.btn:hover{opacity:.88}.ghost-btn{background:transparent;color:var(--ink);border-color:var(--border)}.ghost-btn:hover{border-color:var(--faint);opacity:1}.check{display:inline-flex;align-items:center;gap:7px;font-size:13.5px;color:var(--muted);cursor:pointer}.check input{accent-color:var(--accent);width:15px;height:15px;margin:0}pre{margin:0;background:var(--code-bg);border:1px solid var(--border);border-radius:16px;padding:16px 18px;overflow-x:auto;font:13px/1.65 Geist Mono,ui-monospace,monospace;white-space:pre}.codebox{position:relative}.codebox pre{padding-right:88px}.copy{position:absolute;top:10px;right:10px;height:30px;padding:0 12px;font-size:12.5px;background:var(--card)}code .n{color:var(--accent)}code .c{color:var(--muted)}.note{margin:10px 2px 0;font-size:13px;color:var(--muted)}.foot{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;padding-top:28px;padding-bottom:40px;color:var(--muted);font-size:13px}.foot a{color:var(--ink)}@media(max-width:860px){.grid{grid-template-columns:1fr;grid-template-areas:"graph" "preview" "controls" "code"}}@media(max-width:520px){.top,.grid,.foot{padding-left:16px;padding-right:16px}.card{padding:16px}.preview .seg.small,.code .seg.small{width:100%}.code .seg.small button{padding:5px 4px;font-size:12px}}@media(prefers-reduced-motion:reduce){*{transition:none!important}}.nav{margin-left:auto;display:flex;gap:4px}.nav a{color:var(--muted);text-decoration:none;font-size:14px;padding:6px 12px;border-radius:999px}.nav a:hover{color:var(--ink)}.nav a[aria-current]{color:var(--ink);background:var(--card);box-shadow:0 0 0 1px var(--border)}.more{display:inline-block;margin:-8px 0 18px;font-size:13px;color:var(--accent);text-decoration:none}.more:hover{text-decoration:underline}.lib{max-width:1180px;margin:0 auto;padding:0 24px}.lib[hidden],.grid[hidden]{display:none}.lib-head h1{margin:8px 0 6px;font-size:clamp(28px,4vw,40px);font-weight:600;letter-spacing:-.03em;font-variant-numeric:tabular-nums}.lib-head p{margin:0 0 20px;color:var(--muted);max-width:60ch}.lib-bar{position:sticky;top:0;z-index:2;display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:12px 0;margin-bottom:8px;background:var(--bg)}.search{flex:1 1 220px;height:36px;padding:0 14px;border-radius:10px;border:1px solid var(--border);background:var(--card)}.search:focus{outline:none;border-color:var(--accent)}.pick{position:relative;display:inline-flex;align-items:center;height:36px;border:1px solid var(--border);border-radius:10px;background:var(--card);font-size:13px}.pick span{padding-left:12px;color:var(--muted)}.pick select{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:0;background:transparent;font:inherit;color:var(--ink);height:100%;padding:0 28px 0 6px;cursor:pointer}.pick:after{content:"";position:absolute;right:12px;top:50%;width:6px;height:6px;margin-top:-5px;border-right:1.5px solid var(--muted);border-bottom:1.5px solid var(--muted);transform:rotate(45deg);pointer-events:none}.pick select:focus-visible{outline:none}.pick:focus-within{border-color:var(--accent)}.lib-count{font:12.5px Geist Mono,ui-monospace,monospace;color:var(--muted)}.lib-grid{position:relative;contain:strict;content-visibility:visible}.pc{position:absolute;top:0;left:0;width:var(--card-w);height:196px;padding:14px;text-align:left;display:flex;flex-direction:column;background:var(--card);border:1px solid var(--border);border-radius:20px;cursor:pointer;contain:layout paint;transition:border-color .15s;will-change:transform}.pc:hover,.pc:focus-visible{border-color:var(--faint)}.pc-cv{display:block}.pc-track{position:relative;height:10px;margin:8px 0 10px}.pc-track:before{content:"";position:absolute;left:0;right:0;top:4.5px;height:1px;background:var(--border)}.pc-dot{position:absolute;left:0;top:0;width:10px;height:10px;border-radius:50%;background:var(--accent);will-change:transform}.pc-name{font-size:14px;line-height:1.4;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.pc-meta{margin-top:2px;font:11.5px Geist Mono,ui-monospace,monospace;color:var(--muted);font-variant-numeric:tabular-nums}.lib-empty{text-align:center;padding:48px 0;color:var(--muted)}@media(max-width:520px){.lib{padding:0 16px}.nav{margin-left:0}.pick{flex:1 1 calc(50% - 4px)}.pick select{flex:1}}