:root{color-scheme:dark;--bg:#10151c;--card:#1b2430;--line:#354153;--muted:#aab8c9;--accent:#efb84d}*{box-sizing:border-box}body{background:var(--bg);color:#f2f5f8;font:16px system-ui;margin:0}header,main,footer{max-width:1000px;margin:auto;padding:18px}h1{font-size:24px;margin:8px 0}h1 span{font-weight:400;color:var(--muted)}h2{font-size:20px}h3{font-size:17px}p{line-height:1.5}button{background:var(--accent);color:#17202c;border:0;border-radius:9px;padding:12px 16px;font-weight:650;cursor:pointer}button:disabled{opacity:.6;cursor:wait}input{display:block;width:100%;padding:12px;margin:7px 0 16px;border:1px solid var(--line);background:var(--bg);color:inherit;border-radius:8px}label{display:block}.card{background:var(--card);border:1px solid var(--line);border-radius:13px;padding:16px;margin:12px 0;overflow-wrap:anywhere}.row{display:flex;justify-content:space-between;gap:12px;padding:7px 0;border-bottom:1px solid var(--line)}.row span:first-child,.muted,footer{color:var(--muted)}.row span:last-child{text-align:right}nav{display:flex;gap:8px;overflow-x:auto;padding-bottom:8px}nav button{background:var(--card);color:inherit;white-space:nowrap}nav button.active{background:var(--accent);color:#17202c}.warning,#error{color:#ffcf79}.good{color:#9fe0b0}a{color:#a8cfff}.preview{white-space:pre-wrap}#login{max-width:440px;margin:auto}[hidden]{display:none!important}footer{font-size:13px}@media(min-width:700px){.grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.grid .card{margin:0}}