#__next,body,html{height:100%}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial;background:#f7f7fb;color:#0f172a}.container{max-width:1100px;margin:0 auto;padding:20px}.card{background:#fff;border-radius:8px;box-shadow:0 6px 18px rgba(12,20,40,.06);padding:16px}.muted{color:#64748b}.btn{background:#0f172a;color:#fff;border:none;padding:8px 12px;border-radius:6px;cursor:pointer}.btn:hover{opacity:.95}.btn:disabled{opacity:.6;cursor:not-allowed}.link{color:#2563eb}.primary{background:#0b5fff;color:#fff}.secondary{background:#f1f5f9;color:#0f172a}.app-header{display:flex;justify-content:space-between;align-items:center}.nav-list{list-style:none;padding:0;margin:0}.nav-list li{margin:8px 0}.sidebar{width:220px;padding:16px}@media (max-width:920px){.sidebar{display:none}.card,.container{padding:12px}.app-header h1{font-size:18px}}