:root{
  --ink:#171820; --ink-soft:#5a5e6b; --paper:#eceef1; --card:#f7f8fa;
  --checker:#dfe2e8; --line:#d3d7de; --accent:#4b2ef0;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;
  --wrap:1120px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
html{scroll-behavior:smooth}
body{margin:0;color:var(--ink);font-family:var(--sans);
  font-size:16px;line-height:1.55;-webkit-font-smoothing:antialiased;
  background-color:var(--paper);
  background-image:url(textures/grain-soft.png);
  background-size:320px 320px;
  background-blend-mode:multiply;
  background-attachment:fixed}
/* заголовок и подвал — на чистом цвете, чтобы зерно не рябило под текстом */
.top,footer{background-color:var(--paper);background-image:none}
section{scroll-margin-top:84px}
a{color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:2px}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}

.top{border-bottom:1px solid var(--line);background:var(--paper);position:sticky;top:0;z-index:10}
.top .wrap{display:flex;align-items:center;gap:28px;height:64px}
.nav a{position:relative}
.nav a::after{content:"";position:absolute;left:0;right:0;bottom:-3px;height:1px;
  background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .18s ease}
.nav a:hover::after{transform:scaleX(1)}
.logo{display:flex;align-items:center;gap:9px;font-weight:700;letter-spacing:-.03em;font-size:19px;text-decoration:none}
.logo .mark{width:22px;height:22px;border-radius:5px;background:var(--ink);position:relative;flex:none}
.logo .mark::after{content:"";position:absolute;right:4px;bottom:4px;width:7px;height:7px;background:var(--accent)}
.nav{margin-left:auto;display:flex;gap:24px;font-size:14px}
.nav a{color:var(--ink-soft);text-decoration:none}
.nav a:hover{color:var(--ink)}
@media(max-width:720px){.nav{display:none}}

.hero{padding:72px 0 0}
.eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--ink-soft);margin:0 0 22px}
.eyebrow b{color:var(--accent);font-weight:500}
h1{margin:0 0 20px;font-size:clamp(34px,6.2vw,62px);line-height:1.03;letter-spacing:-.045em;
  font-weight:800;max-width:15ch}
.lede{margin:0;max-width:52ch;font-size:clamp(16px,2.1vw,19px);color:var(--ink-soft)}

.field{margin:52px 0 0;border:1px solid var(--line);border-bottom:none;background-color:#fff;
  background-image:linear-gradient(45deg,var(--checker) 25%,transparent 25%,transparent 75%,var(--checker) 75%),
    linear-gradient(45deg,var(--checker) 25%,transparent 25%,transparent 75%,var(--checker) 75%);
  background-size:22px 22px;background-position:0 0,11px 11px;
  display:grid;grid-template-columns:repeat(6,1fr)}
@media(max-width:900px){.field{grid-template-columns:repeat(3,1fr)}}
.tile{border-right:1px solid var(--line);border-bottom:1px solid var(--line);aspect-ratio:1/1;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  background:transparent;transition:background .18s ease;animation:rise .5s cubic-bezier(.2,.7,.3,1) both;
  color:var(--ink)}
.field .tile:nth-child(6n){border-right:none}
@media(max-width:900px){.field .tile:nth-child(6n){border-right:1px solid var(--line)}
  .field .tile:nth-child(3n){border-right:none}}
.tile:hover{background:#fff;color:var(--accent)}
.tile svg{width:36px;height:36px}
.meta{font-family:var(--mono);font-size:10.5px;color:var(--ink-soft);opacity:0;
  transition:opacity .18s ease;text-align:center}
.tile:hover .meta{opacity:1}
@keyframes rise{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.tile:nth-child(1){animation-delay:.02s}.tile:nth-child(2){animation-delay:.06s}
.tile:nth-child(3){animation-delay:.10s}.tile:nth-child(4){animation-delay:.14s}
.tile:nth-child(5){animation-delay:.18s}.tile:nth-child(6){animation-delay:.22s}

.strip{display:flex;flex-wrap:wrap;border:1px solid var(--line);background:var(--ink);color:#fff;
  font-family:var(--mono);font-size:12.5px;letter-spacing:.02em}
.strip div{padding:14px 20px;border-right:1px solid #2c2e39;flex:1 1 auto}
.strip div:last-child{border-right:none}
.strip span{color:#9ea3b3}

section{padding:76px 0}
.head{display:flex;align-items:baseline;gap:16px;margin:0 0 28px;flex-wrap:wrap}
h2{margin:0;font-size:clamp(22px,3vw,30px);letter-spacing:-.035em;font-weight:750}
.head p{margin:0;color:var(--ink-soft);font-size:15px}

.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
@media(max-width:860px){.grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.grid{grid-template-columns:1fr}}
.cell{background:var(--card);padding:24px;display:flex;flex-direction:column;gap:8px;min-height:150px;
  text-decoration:none}
a.cell:hover{background:#fff}
.cell h3{margin:0;font-size:17px;letter-spacing:-.02em;font-weight:650}
.cell p{margin:0;font-size:14px;color:var(--ink-soft);flex:1}
.cell .tag{font-family:var(--mono);font-size:11px;color:var(--ink-soft);letter-spacing:.04em}
.cell .tag b{color:var(--ink);font-weight:600}

.split{display:grid;grid-template-columns:1fr 1.15fr;gap:44px;align-items:start}
@media(max-width:860px){.split{grid-template-columns:1fr;gap:28px}}
.split p{color:var(--ink-soft);font-size:15.5px;margin:0 0 14px;max-width:44ch}
pre{margin:0 0 14px;background:var(--ink);color:#e6e8f0;border-radius:6px;padding:16px 18px;
  overflow-x:auto;font-family:var(--mono);font-size:13px;line-height:1.7}
pre .c{color:#8990a6}
pre .s{color:#9fd0ff}
.codelabel{font-family:var(--mono);font-size:11px;letter-spacing:.06em;text-transform:uppercase;
  color:var(--ink-soft);margin:0 0 8px}

/* страница коллекции */
.chead{padding:56px 0 30px}
.chead h1{font-size:clamp(28px,4.6vw,44px);max-width:20ch;margin-bottom:14px}
.chead .lede{margin-bottom:22px}
.btn{display:inline-flex;align-items:center;gap:9px;background:var(--ink);color:#fff;
  text-decoration:none;font-size:14px;padding:11px 18px;border-radius:6px;font-weight:550}
.btn:hover{background:var(--accent)}
.btn span{font-family:var(--mono);font-size:12px;color:#9ea3b3}
.btn:hover span{color:#c9c2ff}

.assets{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:1px;
  background:var(--line);border:1px solid var(--line);margin-bottom:80px}
.asset{background:#fff;padding:18px 10px 12px;display:flex;flex-direction:column;align-items:center;
  gap:12px;cursor:pointer;border:none;font:inherit;color:var(--ink);text-align:center}
.asset:hover{background:var(--card);color:var(--accent)}
.asset img{width:32px;height:32px;display:block}
.asset .swatch{width:56px;height:56px;border:1px solid var(--line);background-repeat:repeat;
  background-size:56px 56px}
.asset img.wide{width:104px;height:68px;border:1px solid var(--line);object-fit:cover}
.asset .nm{font-family:var(--mono);font-size:11px;line-height:1.4;word-break:break-all;color:inherit}
.asset .sz{font-family:var(--mono);font-size:10px;color:var(--ink-soft)}
.hint{font-family:var(--mono);font-size:11.5px;color:var(--ink-soft);margin:0 0 14px}

.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,14px);background:var(--ink);
  color:#fff;font-family:var(--mono);font-size:12.5px;padding:10px 16px;border-radius:6px;
  opacity:0;pointer-events:none;transition:opacity .18s ease,transform .18s ease;z-index:50}
.toast.show{opacity:1;transform:translate(-50%,0)}

footer{border-top:1px solid var(--line);padding:40px 0 60px;font-size:14px;color:var(--ink-soft)}
.fgrid{display:flex;gap:36px;flex-wrap:wrap;justify-content:space-between}
footer a{color:var(--ink);text-decoration:none;border-bottom:1px solid var(--line)}
footer a:hover{border-color:var(--accent)}
.note{font-family:var(--mono);font-size:11.5px;letter-spacing:.03em}

@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.meta{opacity:1}}