:root{padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
:root{
  --bg:#0F0D0B; --surface:#1A1714; --fg:#F7F4EF; --muted:#9A9087; --line:#2C2722;
  --accent:#FF5B1F; --on-accent:#0F0D0B; --dot:#3A332C; --ok:#3DDC84;
  --display:"Bricolage Grotesque", "Arial Narrow", system-ui, sans-serif;
  --body:"Instrument Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono:"JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
  --radius:14px; color-scheme:dark;
}
@media (prefers-color-scheme: light){
  :root:not([data-theme="dark"]){
    --bg:#F7F4EF; --surface:#FFFFFF; --fg:#120F0C; --muted:#6A6058; --line:#E2DCD3;
    --accent:#E5480C; --on-accent:#FFFFFF; --dot:#D9D1C6; --ok:#1F8A50; color-scheme:light;
  }
}
:root[data-theme="light"]{
  --bg:#F7F4EF; --surface:#FFFFFF; --fg:#120F0C; --muted:#6A6058; --line:#E2DCD3;
  --accent:#E5480C; --on-accent:#FFFFFF; --dot:#D9D1C6; --ok:#1F8A50; color-scheme:light;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:88px}
body{margin:0;background:var(--bg);color:var(--fg);font:400 17px/1.65 var(--body);-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit}
::selection{background:var(--accent);color:var(--on-accent)}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
.wrap{max-width:1240px;margin:0 auto;padding-inline:clamp(16px,4vw,40px)}
h1,h2,h3{font-family:var(--display);font-weight:700;line-height:1;margin:0;text-wrap:balance;letter-spacing:-.02em}
.label{font:500 12px/1.4 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.progress{position:fixed;top:0;left:0;height:3px;width:100%;transform-origin:0 50%;transform:scaleX(0);background:var(--accent);z-index:60}

header.nav{position:sticky;top:env(safe-area-inset-top,0px);z-index:50;background:color-mix(in srgb,var(--bg) 82%,transparent);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;height:64px}
.logo{font:800 22px/1 var(--display);text-decoration:none;letter-spacing:-.03em;display:flex;align-items:baseline;gap:2px}
.logo span{color:var(--accent)}
.nav ul{display:flex;gap:28px;list-style:none;margin:0;padding:0;font-size:15px}
.nav ul a{text-decoration:none;color:var(--muted);transition:color .2s}
.nav ul a:hover{color:var(--fg)}
.nav-right{display:flex;align-items:center;gap:10px}
.icon-btn{width:40px;height:40px;border-radius:50%;border:1px solid var(--line);background:transparent;color:var(--fg);display:grid;place-items:center;cursor:pointer;transition:border-color .2s}
.icon-btn:hover{border-color:var(--accent)}
.btn{display:inline-flex;align-items:center;gap:10px;font:600 15px/1 var(--body);padding:14px 22px;border-radius:999px;text-decoration:none;cursor:pointer;border:1px solid transparent;transition:background .25s,color .25s,border-color .25s}
.btn-accent{background:var(--accent);color:var(--on-accent)}
.btn .arr{transition:transform .25s}.btn:hover .arr{transform:translateX(4px)}
@media (max-width:820px){.nav ul{display:none}.nav .btn{padding:11px 16px;font-size:14px}}

.hero{border-bottom:1px solid var(--line)}
.hero .wrap{padding-block:clamp(40px,6vw,80px) clamp(36px,5vw,64px)}
.back{font:500 13px/1 var(--mono);color:var(--muted);text-decoration:none}
.back:hover{color:var(--accent)}
.hero h1{font-size:clamp(64px,15vw,210px);font-variation-settings:"wdth" 92;letter-spacing:-.01em;line-height:.92;font-variant-ligatures:none;font-feature-settings:"liga" 0,"calt" 0;margin:24px 0 28px}
.hero h1 .acc{color:var(--accent)}
.hero-row{display:flex;justify-content:space-between;align-items:end;gap:24px;flex-wrap:wrap}
.hero-row p{margin:0;max-width:52ch;font-size:19px}
.stamp{font:500 13px/1.4 var(--mono);color:var(--muted);text-align:right}
.stamp b{display:block;color:var(--fg);font-weight:500}

.short{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;padding-block:clamp(36px,5vw,56px);border-bottom:1px solid var(--line)}
.short div{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px 20px 22px}
.short i{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:color-mix(in srgb,var(--accent) 16%,transparent);color:var(--accent);font:700 15px/1 var(--body);font-style:normal;margin-bottom:16px}
.short b{display:block;font:700 20px/1.15 var(--display);margin-bottom:6px}
.short span{color:var(--muted);font-size:15px;line-height:1.5}
@media (max-width:900px){.short{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:520px){.short{grid-template-columns:1fr}}

.doc{display:grid;grid-template-columns:minmax(0,240px) minmax(0,1fr);gap:clamp(28px,5vw,72px);padding-block:clamp(48px,7vw,96px)}
@media (max-width:860px){.doc{grid-template-columns:1fr}.toc{display:none!important}}
.toc{position:sticky;top:96px;align-self:start;display:grid;gap:2px}
.toc a{text-decoration:none;color:var(--muted);font-size:15px;padding:7px 0 7px 14px;border-left:2px solid var(--line);transition:color .2s,border-color .2s}
.toc a:hover{color:var(--fg)}
.toc a.on{color:var(--fg);border-left-color:var(--accent)}
.toc .label{margin-bottom:10px}
article section{padding-block:0 clamp(40px,5vw,56px)}
article section+section{border-top:1px solid var(--line);padding-top:clamp(40px,5vw,56px)}
article h2{font-size:clamp(30px,3.6vw,44px);font-variation-settings:"wdth" 88;margin-bottom:18px;display:flex;gap:16px;align-items:baseline}
article h2 small{font:500 13px/1 var(--mono);color:var(--accent);letter-spacing:.06em}
article p{margin:0 0 14px;max-width:68ch}
article p:last-child{margin-bottom:0}
article ul{margin:0 0 14px;padding-left:20px;max-width:68ch}
article li{margin-bottom:6px}
article li::marker{color:var(--accent)}
.muted{color:var(--muted)}
.tbl{width:100%;border-collapse:collapse;font-size:15.5px;margin:6px 0 16px}
.tbl th{font:500 11px/1.4 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);text-align:left;padding:0 14px 10px 0;border-bottom:1px solid var(--line)}
.tbl td{padding:14px 14px 14px 0;border-bottom:1px solid var(--line);vertical-align:top}
.tbl td:first-child{font-weight:600;width:24%}
.tbl code{font:500 13px/1 var(--mono);background:var(--surface);border:1px solid var(--line);padding:3px 6px;border-radius:6px}
@media (max-width:640px){
  .tbl thead{display:none}
  .tbl tr{display:block;border-bottom:1px solid var(--line);padding:12px 0}
  .tbl td{display:block;border:0;padding:2px 0;width:auto!important}
  .tbl td::before{content:attr(data-l);display:block;font:500 11px/1.6 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
  .tbl td:first-child::before{display:none}
}
.todo{background:transparent;color:var(--accent);border:1px dashed var(--accent);border-radius:6px;padding:0 6px;font-weight:600}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px;margin:6px 0 16px;max-width:68ch}
.card dl{display:grid;grid-template-columns:140px minmax(0,1fr);gap:8px 16px;margin:0}
.card dt{font:500 12px/1.9 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.card dd{margin:0}
@media (max-width:520px){.card dl{grid-template-columns:1fr;gap:2px}.card dd{margin-bottom:10px}}
.rights{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:6px 0 18px;max-width:780px}
.rights div{border:1px solid var(--line);border-radius:12px;padding:14px 16px}
.rights b{display:block;font-weight:600}
.rights span{color:var(--muted);font-size:15px}
@media (max-width:560px){.rights{grid-template-columns:1fr}}
.note{border-left:3px solid var(--accent);padding:4px 0 4px 16px;color:var(--muted);max-width:68ch}

footer{border-top:1px solid var(--line);padding-block:48px 40px}
.foot-big{font:800 clamp(64px,17vw,250px)/.85 var(--display);letter-spacing:-.05em;font-variation-settings:"wdth" 78;margin:0 0 32px}
.foot-big span{color:var(--accent)}
.foot-row{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:var(--muted);font-size:14px}
.foot-row a{text-decoration:none}.foot-row a:hover{color:var(--fg)}
@media (prefers-reduced-motion:reduce){*{transition:none!important}html{scroll-behavior:auto}}

.entry .short{grid-template-columns:repeat(2,minmax(0,1fr));padding:0 0 clamp(36px,5vw,56px);border-bottom:0}
@media (max-width:520px){.entry .short{grid-template-columns:1fr}}
.entry>p,.entry>ul{max-width:68ch}
.doc.no-toc{grid-template-columns:minmax(0,1fr)}.doc.no-toc .toc{display:none}
.entry img{max-width:100%;height:auto;border-radius:var(--radius)}