/* Motion Library, in the Utilox brand: brown-red ink, off-white, rust accent, Lexend + DM Sans, light/dark. */
:root{
  --bg:#FFFFFC; --panel:#F7F5F2; --panel2:#F2F0ED; --line:#DFD9D6; --line2:#CFC6C2;
  --text:#270100; --muted:#735A58; --accent:#8A3A22; --on-accent:#FFFFFC; --accent-soft:rgba(138,58,34,.12);
  --head:rgba(255,255,252,.82); --shadow:rgba(39,1,0,.18);
  --code-bg:#1b0b0a; --code-bar:#2a1513; --code-line:#3a2624; --code-text:#cfc3c1; --code-accent:#f08a5d;
  --sans:"DM Sans",system-ui,sans-serif; --display:"Lexend",system-ui,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,Consolas,monospace;
  --ease:cubic-bezier(.2,.8,.2,1);
  color-scheme:light;
}
:root[data-theme="dark"]{
  --bg:#140807; --panel:#1F0F0E; --panel2:#2A1513; --line:#3A2624; --line2:#4A3432;
  --text:#FFFFFC; --muted:#CFC3C1; --accent:#F08A5D; --on-accent:#270100; --accent-soft:rgba(240,138,93,.14);
  --head:rgba(20,8,7,.82); --shadow:rgba(0,0,0,.6);
  --code-bg:#100504; --code-bar:#1F0F0E;
  color-scheme:dark;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font:400 18px/1.6 var(--sans);-webkit-font-smoothing:antialiased;transition:background-color .3s,color .3s}
a{color:inherit}
h1,h2,h3{font-family:var(--display);line-height:1.08;margin:0;letter-spacing:-.025em;font-weight:500}
p{margin:0}
code,kbd{font-family:var(--mono);font-size:.82em}
kbd{border:1px solid var(--line2);border-bottom-width:2px;border-radius:6px;padding:1px 7px;color:var(--muted)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.muted{color:var(--muted)} .small{font-size:.85rem}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
.skip{position:absolute;left:12px;top:-60px;background:var(--accent);color:var(--on-accent);padding:10px 16px;border-radius:8px;z-index:99;transition:top .2s}
.skip:focus{top:12px}

/* header */
.top{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:20px;padding:12px clamp(16px,4vw,48px);background:var(--head);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--display);font-weight:500;text-decoration:none;white-space:nowrap;letter-spacing:-.01em}
.mark{display:grid;place-items:center;color:var(--text);transition:transform .5s var(--ease)}
.brand:hover .mark{transform:rotate(-8deg) scale(1.06)}
.back{font-size:.82rem;color:var(--muted);text-decoration:none;white-space:nowrap;padding:6px 10px;border-radius:999px;border:1px solid var(--line);transition:color .2s,border-color .2s}
.back:hover{color:var(--text);border-color:var(--line2)}
.cats{display:flex;gap:2px;overflow-x:auto;scrollbar-width:none;margin-left:auto}
.cats::-webkit-scrollbar{display:none}
.cats a{font-size:.8rem;text-decoration:none;color:var(--muted);padding:8px 12px;border-radius:999px;white-space:nowrap;transition:color .2s,background .2s}
.cats a:hover{color:var(--text);background:var(--panel2)}
.cats a[aria-current]{color:var(--on-accent);background:var(--accent)}
.theme{flex:none;display:grid;place-items:center;width:42px;height:42px;border-radius:50%;border:1px solid var(--line);background:none;color:var(--text);cursor:pointer;transition:background .2s,transform .15s}
.theme:hover{background:var(--panel2)} .theme:active{transform:scale(.92)}
.theme .i-sun{display:none}
:root[data-theme="dark"] .theme .i-sun{display:block}
:root[data-theme="dark"] .theme .i-moon{display:none}

main{padding:0 clamp(16px,4vw,48px) 80px;max-width:1500px;margin:0 auto}

/* hero */
.hero{padding:clamp(48px,9vw,110px) 0 36px}
.hero.small{padding:clamp(40px,6vw,80px) 0 24px}
.eyebrow{font-family:var(--mono);font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin-bottom:18px}
.eyebrow a{color:var(--muted);text-decoration:none}.eyebrow a:hover{color:var(--accent)}
.hero h1{font-size:clamp(2.6rem,9vw,7rem);font-weight:600;max-width:12ch}
.hl{display:inline-block;animation:rise .9s var(--ease) both;animation-delay:calc(var(--d)*.12s)}
@keyframes rise{from{opacity:0;transform:translateY(.5em) rotate(2deg);filter:blur(8px)}}
.hero.small h1{font-size:clamp(2.2rem,6vw,4.2rem)}
.lede{font-size:1.2rem;color:var(--muted);max-width:60ch;margin-top:16px}
.search{display:flex;align-items:center;gap:12px;margin-top:32px;max-width:640px;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:6px 16px;transition:border-color .2s,box-shadow .2s}
.search:focus-within{border-color:var(--accent);box-shadow:0 0 0 4px var(--accent-soft)}
.search input{flex:1;background:none;border:0;color:var(--text);font:inherit;font-size:1rem;padding:12px 0;outline:0;min-width:0}
.search input::placeholder{color:var(--muted);opacity:.8}
.filters{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.chip{font:inherit;font-size:.82rem;color:var(--muted);background:var(--panel);border:1px solid var(--line);border-radius:999px;padding:8px 14px;cursor:pointer;transition:transform .15s,color .2s,border-color .2s,background .2s}
.chip b{font-weight:500;opacity:.6;margin-left:4px}
.chip:hover{color:var(--text);border-color:var(--line2)}
.chip:active{transform:scale(.96)}
.chip.on{background:var(--accent);color:var(--on-accent);border-color:var(--accent)}

/* grid */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,320px),1fr));gap:20px;margin-top:24px}
.card{display:flex;flex-direction:column;text-decoration:none;background:var(--panel);border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:transform .35s var(--ease),border-color .25s,box-shadow .35s}
.card:hover{transform:translateY(-5px);border-color:var(--line2);box-shadow:0 18px 40px -18px var(--shadow)}
.card:active{transform:scale(.985)}
.card[hidden]{display:none}
.thumb{position:relative;aspect-ratio:16/10;background:#140807;overflow:hidden;border-bottom:1px solid var(--line)}
.thumb iframe{position:absolute;left:0;top:0;width:800px;height:500px;border:0;transform-origin:0 0;pointer-events:none;opacity:0;transition:opacity .4s}
.thumb iframe.on{opacity:1}
.cbody{padding:16px 18px 18px;display:flex;flex-direction:column;gap:6px;flex:1}
.ckicker{font-family:var(--mono);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}
.card h3{font-size:1.2rem}
.card p{font-size:.92rem;color:var(--muted);line-height:1.45}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:auto;padding-top:10px}
.chips span{font-family:var(--mono);font-size:.7rem;color:var(--muted);background:var(--panel2);border:1px solid var(--line);border-radius:6px;padding:3px 8px}
.chips .lvl{color:var(--accent);border-color:var(--accent-soft);background:var(--accent-soft)}
.chips.big{margin-top:18px;padding:0}
.chips.big span{font-size:.78rem}
.empty{text-align:center;color:var(--muted);padding:60px 0}

/* detail */
.detail h1{font-size:clamp(2.2rem,6vw,4.4rem);margin-top:0;font-weight:600}
.crumbs{margin-top:clamp(28px,5vw,56px)}
.stagewrap{margin-top:36px;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:var(--panel)}
.bar{display:flex;align-items:center;gap:10px;padding:10px 14px;border-bottom:1px solid var(--line);background:var(--panel2)}
.dots{display:flex;gap:6px;margin-right:6px}
.dots i{width:10px;height:10px;border-radius:50%;background:var(--line2)}
.bartitle{font-family:var(--mono);font-size:.75rem;color:var(--muted);margin-right:auto}
.btn{font:inherit;font-size:.82rem;font-weight:600;text-decoration:none;cursor:pointer;background:var(--accent);color:var(--on-accent);border:1px solid var(--accent);border-radius:8px;padding:8px 14px;transition:transform .15s,filter .2s}
.btn:hover{filter:brightness(1.1)}.btn:active{transform:scale(.95)}
.btn.ghost{background:none;color:var(--text);border-color:var(--line2)}
.btn.ghost:hover{border-color:var(--text)}
#demo{display:block;width:100%;border:0;background:#140807}
.code{margin-top:28px;border:1px solid var(--code-line);border-radius:14px;overflow:hidden;background:var(--code-bg)}
.code>p{padding:10px 16px;color:var(--code-text)}
.tabs{display:flex;gap:2px;padding:8px 8px 0;background:var(--code-bar);border-bottom:1px solid var(--code-line);overflow-x:auto}
.tabs button{font:inherit;font-family:var(--mono);font-size:.78rem;color:var(--code-text);opacity:.7;background:none;border:0;padding:10px 16px;border-radius:8px 8px 0 0;cursor:pointer;transition:color .2s,background .2s,opacity .2s;white-space:nowrap}
.tabs button:hover{opacity:1}
.tabs button[aria-selected=true]{opacity:1;color:var(--code-accent);background:var(--code-bg);box-shadow:inset 0 2px 0 var(--code-accent)}
.pane{position:relative}
.pane pre{margin:0 !important;padding:20px !important;max-height:560px;overflow:auto;background:transparent !important;font-size:.82rem !important;line-height:1.65 !important;tab-size:2}
.pane code{font-family:var(--mono) !important;text-shadow:none !important}
.copy{position:absolute;right:12px;top:12px;z-index:2;font:inherit;font-size:.75rem;font-family:var(--mono);color:#fffffc;background:var(--code-bar);border:1px solid var(--code-line);border-radius:8px;padding:6px 12px;cursor:pointer;transition:background .2s,color .2s,transform .15s}
.copy:hover{background:#3a2220}.copy:active{transform:scale(.94)}
.copy.done{background:var(--code-accent);color:#270100;border-color:var(--code-accent)}
.notes{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,280px),1fr));gap:16px;margin-top:28px}
.note{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:20px}
.note h3{font-size:.78rem;font-family:var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin-bottom:10px;font-weight:500}
.note p{font-size:.95rem;color:var(--muted);line-height:1.55}
.note code{background:var(--panel2);padding:2px 6px;border-radius:5px;color:var(--text)}
.pn{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:40px}
.pn a{display:block;text-decoration:none;font-family:var(--display);font-size:1.2rem;font-weight:500;border:1px solid var(--line);border-radius:14px;padding:18px 22px;background:var(--panel);transition:border-color .2s,transform .3s var(--ease)}
.pn a:hover{border-color:var(--accent);transform:translateY(-3px)}
.pn a.r{text-align:right}
.pn small{display:block;font-family:var(--mono);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:4px;font-weight:400}

.foot{border-top:1px solid var(--line);padding:32px clamp(16px,4vw,48px);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.88rem;color:var(--muted)}
.foot a{color:var(--text)}

@media (max-width:900px){.back{display:none}}
@media (max-width:760px){
  body{font-size:17px}
  .top{gap:10px}
  .brand span:last-child{font-size:.95rem}
  .bartitle,.dots{display:none}.bar .btn:first-of-type{margin-left:auto}
  .pn{grid-template-columns:1fr}
  .search kbd{display:none}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important}
  html{scroll-behavior:auto}
}