:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}*{box-sizing:border-box}body{color:#111827;background:#f9fafb;margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,sans-serif;line-height:1.5}a{color:inherit}.container{max-width:960px;margin:0 auto;padding:24px}.card{background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:16px}.nav{justify-content:space-between;align-items:center;gap:12px;padding:12px 0;display:flex}.nav a{text-decoration:none}.nav-left,.nav-right{align-items:center;gap:12px;display:flex}.muted{color:#6b7280}button,input{font:inherit}input{background:#fff;border:1px solid #e5e7eb;border-radius:10px;width:100%;padding:10px 12px}button{color:#fff;cursor:pointer;background:#111827;border:1px solid #111827;border-radius:10px;padding:10px 12px}button[disabled]{opacity:.6;cursor:not-allowed}.stack{flex-direction:column;gap:12px;display:flex}