.login-shell{min-height:100vh;min-height:100dvh;display:flex;align-items:center;justify-content:center;padding:24px;background:#f4f5f7;color:#27313d;font:14px/1.5 system-ui,PingFang SC,Microsoft YaHei,sans-serif;box-sizing:border-box}body{margin:0}.login-shell *{box-sizing:border-box}.login-card{width:100%;max-width:360px;background:#fff;border:1px solid #e1e5ea;border-radius:8px;padding:32px}.login-card h2{margin:0 0 8px;font-size:22px;font-weight:600;line-height:1.5;color:#27313d}.login-card>p{margin:0 0 26px;color:#6b7280;font-size:13px}.login-card form{display:flex;flex-direction:column;gap:18px}.login-card label{display:flex;flex-direction:column;gap:7px;font-size:13px;color:#4b5563}.login-card input{display:block;width:100%;background:#fff;border:1px solid #ccd2da;border-radius:5px;padding:10px 11px;font:inherit;color:#27313d;outline-offset:2px}.login-card input:focus-visible,.login-card button:focus-visible{outline:2px solid #64748b}.login-card button{width:100%;border-radius:5px;padding:10px 12px;font:inherit;font-size:14px;cursor:pointer}.login-card button.primary{border:1px solid #465a70;background:#465a70;color:#fff;margin-top:4px}.login-card button.secondary{border:1px solid #d6dce3;background:#fff;color:#4b5563}.login-card button:disabled{opacity:.55;cursor:wait}.login-card small{color:#717b88;font-size:11px}.login-card .login-error,.login-card .book-alert{padding:10px 12px;background:#fff4f3;border:1px solid #efd6d3;border-radius:5px;color:#9c3e38;font-size:12px;line-height:1.6}@media(max-width:420px){.login-shell{padding:20px}.login-card{padding:28px 24px}}.settings-body form{display:flex;flex-direction:column;gap:18px}.settings-body form label{display:flex;flex-direction:column;gap:8px;font-size:13px;color:#9aa7b8}