:root{--green:#2fd27a;--bg:#0b0c0e;--panel:#141619;--line:#24282d;--text:#e8eaed;--mut:#8b9199}
[data-theme=light]{--bg:#f6f7f8;--panel:#fff;--line:#e2e5e9;--text:#15181c;--mut:#667}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.5 Inter,system-ui,sans-serif;display:flex;min-height:100vh}
body.center{justify-content:center;align-items:center}.g{color:var(--green)}.muted{color:var(--mut);font-size:13px}
.side{width:230px;border-right:1px solid var(--line);padding:18px 12px;display:flex;flex-direction:column;gap:2px;position:sticky;top:0;height:100vh}
.brand{font-weight:700;font-size:17px;padding:4px 10px 16px}.nav{display:flex;gap:10px;align-items:center;padding:8px 10px;border-radius:10px;color:var(--mut);text-decoration:none}
.nav svg{width:17px;height:17px}.nav.on{background:rgba(47,210,122,.12);color:var(--green)}.nav.off{opacity:.45;cursor:not-allowed}
.foot{margin-top:auto;display:grid;gap:6px;padding:8px 10px}.foot a{text-decoration:none}
main{flex:1;padding:32px 40px;max-width:1100px}.card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:16px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px}.row{display:flex;gap:10px;margin:18px 0 28px}
input{width:100%;background:var(--panel);color:var(--text);border:1px solid var(--line);border-radius:10px;padding:10px 12px;font:inherit}
input:focus{outline:2px solid var(--green);border-color:transparent}label{display:block;margin:10px 0;font-size:13px;color:var(--mut)}
.btn{background:var(--green);color:#04130a;border:0;border-radius:10px;padding:10px 16px;font-weight:600;cursor:pointer;display:inline-flex;gap:6px;align-items:center;white-space:nowrap}
.ghost{background:none;border:0;color:var(--mut);cursor:pointer;display:flex;gap:8px;align-items:center;padding:0;font:inherit}
.login{width:360px}.login .btn{width:100%;justify-content:center;margin-top:8px}.err{color:#ff6b6b}
.bar{height:5px;background:var(--line);border-radius:9px;margin-top:12px}.bar span{display:block;height:100%;background:var(--green);border-radius:9px}
@media(max-width:760px){body{flex-direction:column}.side{width:100%;height:auto;position:static}main{padding:20px}}