:root{color-scheme:dark;--slate:#1d2224;--paper:#d7cfbd;--limestone:#a89b82;--iron:#6d746f;--line:#3d4445;--ink:#111516}
*{box-sizing:border-box}html,body{margin:0;background:var(--slate);color:var(--paper);font-family:Georgia,"Times New Roman",serif}
body{min-height:100vh}a{color:inherit;text-decoration:none}header{height:64px;display:flex;align-items:center;justify-content:space-between;padding:0 28px;border-bottom:1px solid var(--line);position:sticky;top:0;background:#1d2224ee;backdrop-filter:blur(8px);z-index:5}
.brand{font:600 13px/1.2 system-ui,sans-serif;letter-spacing:.13em}nav{display:flex;gap:22px;font:500 13px system-ui,sans-serif;color:#bbb4a6}
main{max-width:1500px;margin:auto}.hero{padding:44px 28px 26px;display:grid;grid-template-columns:minmax(0,800px) 1fr}
.eyebrow{text-transform:uppercase;letter-spacing:.16em;font:600 11px system-ui,sans-serif;color:#9fa39b}
h1{font-weight:400;font-size:clamp(34px,5vw,72px);line-height:.98;margin:.25em 0}h2{font-size:17px;font-weight:500;margin:0 0 14px}
.hero p:not(.eyebrow){font-size:17px;line-height:1.55;color:#c6beae;max-width:720px}#status{font:12px system-ui,sans-serif;color:#9aa098;margin-top:16px}
.lab{display:grid;grid-template-columns:280px minmax(0,1fr);min-height:70vh;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
aside{padding:24px;border-right:1px solid var(--line);background:#202628}#layers{display:grid;gap:8px;margin-bottom:28px}
.layer{display:flex;gap:9px;align-items:flex-start;font:12px/1.35 system-ui,sans-serif;color:#c5c0b5}.layer input{margin-top:2px}
.buttons{display:grid;grid-template-columns:1fr 1fr;gap:8px}.buttons button{background:#252c2e;color:var(--paper);border:1px solid #4a5150;padding:9px 10px;font:12px system-ui,sans-serif;cursor:pointer}
.buttons button:hover{background:#30383a}.facts{margin-top:22px;font:11px/1.5 system-ui,sans-serif;color:#9ea29d;word-break:break-word}
.viewport{position:relative;min-height:70vh;background:#111516}.viewport canvas{width:100%;height:100%;display:block;touch-action:none}
.hint{position:absolute;right:12px;bottom:10px;background:#1118;padding:6px 8px;font:10px system-ui,sans-serif;color:#aaa}
.editorial{padding:36px 28px 54px}.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.cards a{background:#202628;padding:20px;min-height:120px;display:flex;flex-direction:column;gap:10px}.cards b{font-weight:500}.cards span{font:12px/1.45 system-ui,sans-serif;color:#a9aaa4}
footer{padding:20px 28px;border-top:1px solid var(--line);font:11px system-ui,sans-serif;color:#858b87}
.article{max-width:780px;margin:0 auto;padding:56px 28px 90px}.article h1{font-size:46px}.article p,.article li{font-size:17px;line-height:1.65;color:#cbc4b5}.article .note{border-left:2px solid var(--limestone);padding-left:16px;color:#aaa596}
.article code{font:12px ui-monospace,monospace;color:#c6c3b9}.article table{width:100%;border-collapse:collapse;font:13px system-ui,sans-serif}.article td,.article th{border-bottom:1px solid var(--line);padding:9px;text-align:left}
@media(max-width:900px){header{padding:0 15px}.brand{font-size:10px}nav{gap:12px}.hero{padding:30px 16px 20px}.lab{grid-template-columns:1fr}.viewport{min-height:60vh;order:1}aside{order:2;border-right:0;border-top:1px solid var(--line)}.cards{grid-template-columns:1fr 1fr}.editorial{padding:30px 16px}}
@media(max-width:520px){nav a:nth-child(1){display:none}.cards{grid-template-columns:1fr}.viewport{min-height:55vh}h1{font-size:38px}.article{padding:36px 18px 70px}.article h1{font-size:38px}}