*{box-sizing:border-box}body{margin:0;font-family:Inter,Segoe UI,sans-serif}.app{--bg: #f5f7fa;--panel: white;--text: #18283b;--line: #e1e7ed;background:var(--bg);color:var(--text);min-height:100vh;display:grid;grid-template-columns:230px 1fr}.dark{--bg: #101923;--panel: #192633;--text: #e3edf5;--line: #344555}aside{background:var(--panel);padding:32px 22px;border-right:1px solid var(--line)}.logo{font-weight:800;letter-spacing:1px}.muted{color:#7d8a9b;font-size:13px;line-height:1.7}nav{display:grid;gap:7px;margin-top:35px}nav a{color:inherit;text-decoration:none;padding:12px;border-radius:8px}nav a.active{background:#e3f1f0;color:#187c76}hr{border:0;border-top:1px solid var(--line);width:100%}footer{margin-top:65px;color:#7d8a9b;font-size:12px}main{padding:0 44px 40px;max-width:1600px;width:100%}header{height:85px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);font-size:14px}button{background:var(--panel);color:inherit;border:1px solid var(--line);padding:10px 16px;border-radius:8px;cursor:pointer}.demo{color:#8b6b29;background:#f6edcf;padding:10px 15px;border-radius:7px;margin-top:22px;font-size:13px}.intro{padding:28px 0}h1{font-size:32px;letter-spacing:-1px;margin:10px 0}p{line-height:1.6}section.health{display:grid;grid-template-columns:1fr 1fr;gap:35px;background:var(--panel);padding:28px;border:1px solid var(--line);border-radius:14px}.score{font-size:70px;letter-spacing:-4px}.score span{font-size:20px;letter-spacing:0;color:#8b97a7}.metrics{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-content:center}.metrics strong{float:right}progress{display:block;width:100%;height:7px;margin-top:16px;accent-color:#248e86}.columns{display:grid;grid-template-columns:1fr 1fr;gap:25px;margin-top:25px}.columns section{background:var(--panel);border:1px solid var(--line);padding:24px;border-radius:14px}h2{font-size:18px;margin:0 0 20px}small{font-size:11px;font-weight:400;color:#8592a2;margin-left:12px}details{border-bottom:1px solid var(--line);padding:15px 0;font-size:14px}summary{cursor:pointer}details p{color:#7d8a9b}article{padding:14px 0;border-bottom:1px solid var(--line);font-size:14px}article p{color:#7d8a9b;margin:6px 0}.dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:#d79342}.d0{background:#da6065}@media(max-width:900px){.app{grid-template-columns:1fr}aside{padding:20px}nav{display:flex;overflow:auto;margin-top:15px}nav a{white-space:nowrap}nav hr,footer{display:none}main{padding:0 20px 30px}.columns,section.health{grid-template-columns:1fr}h1{font-size:26px}}.workspace{grid-column:1 / -1;max-width:1000px;margin:auto}.workspace section{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:24px;margin-top:24px}.workspace form{display:grid;gap:16px;max-width:520px;margin:24px 0}.workspace label{display:grid;gap:8px}.workspace input,.workspace select{padding:12px;border:1px solid var(--line);border-radius:8px;font:inherit;width:100%}.workspace [role=alert]{color:#9e2234;background:#ffedf0;padding:16px}.workspace button:disabled{opacity:.55;cursor:wait}.workspace article button{margin-left:15px}