:root{--uap-primary:#4f46e5;--uap-primary-hover:#4338ca;--uap-primary-light:#eef2ff;--uap-text:#111827;--uap-text-secondary:#64748b;--uap-border:#e2e8f0;--uap-error:#dc2626;--uap-success:#059669;--uap-radius:12px}body.uap-fullpage-body,body.uap-fullpage-body *{box-sizing:border-box}body.uap-fullpage-body{margin:0;color:var(--uap-text);background:#f8fafc;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.5}.uap-fullpage-wrapper{position:relative;display:flex;align-items:center;justify-content:center;min-height:100vh;padding:40px 20px;background:linear-gradient(145deg,#f8fafc 0%,#eef2ff 100%);background-position:center;background-size:cover}.uap-fullpage-wrapper.has-background{background-color:#0f172a}.uap-fullpage-overlay{position:absolute;inset:0;z-index:0;background:#0f172a}.uap-fullpage-content{position:relative;z-index:1;width:100%;max-width:420px}.uap-form-container{width:100%;max-width:420px;padding:30px 32px;border:1px solid rgb(226 232 240 / .9);border-radius:18px;background:rgb(255 255 255 / .98);box-shadow:0 20px 50px rgb(15 23 42 / .1)}.uap-form-title{margin:0 0 22px;color:var(--uap-text);font-size:25px;font-weight:700;line-height:1.3;text-align:center}.uap-form-desc{margin:-8px 0 24px;color:var(--uap-text-secondary);font-size:14px}.uap-field{margin:0 0 14px}.uap-field label{display:block;margin:0 0 5px;color:#334155;font-size:14px;font-weight:600}.uap-field label .required{color:var(--uap-error)}.uap-input,input.uap-input{display:block;width:100%;height:44px;margin:0;padding:0 14px;border:1px solid var(--uap-border);border-radius:10px;outline:0;background:#fff;color:var(--uap-text);font:inherit;font-size:15px;box-shadow:none;transition:border-color .18s ease,box-shadow .18s ease}.uap-input:hover{border-color:#cbd5e1}.uap-input:focus{border-color:var(--uap-primary);box-shadow:0 0 0 3px rgb(79 70 229 / .12)}.uap-input.error{border-color:var(--uap-error)}.uap-input.success{border-color:var(--uap-success)}.uap-field-hint{display:block;margin-top:3px;color:var(--uap-text-secondary);font-size:12px;line-height:1.4}.uap-field-hint:empty{display:none}.uap-field-hint.error{color:var(--uap-error)}.uap-field-hint.success{color:var(--uap-success)}.uap-checkbox-field label{display:inline-flex;align-items:center;gap:8px;margin:0;font-weight:400;cursor:pointer}.uap-checkbox-field input{width:16px;height:16px;margin:0;accent-color:var(--uap-primary)}.uap-button{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 22px;border:0;border-radius:10px;font:inherit;font-size:15px;font-weight:650;line-height:1;cursor:pointer;transition:background .18s ease,box-shadow .18s ease,transform .18s ease}.uap-button-primary{background:var(--uap-primary);color:#fff;box-shadow:0 8px 18px rgb(79 70 229 / .2)}.uap-button-primary:hover{background:var(--uap-primary-hover);color:#fff;transform:translateY(-1px)}.uap-button-block{width:100%}.uap-button:disabled{cursor:not-allowed;opacity:.68;transform:none}.uap-button .spinner{width:16px;height:16px;margin-right:8px;border:2px solid rgb(255 255 255 / .4);border-top-color:#fff;border-radius:50%;animation:uap-auth-spin .7s linear infinite}@keyframes uap-auth-spin{to{transform:rotate(360deg)}}.uap-message{display:none;margin:0 0 20px;padding:12px 14px;border:1px solid #fff0;border-radius:10px;font-size:14px}.uap-message.success{border-color:#a7f3d0;background:#ecfdf5;color:#047857}.uap-message.error{border-color:#fecaca;background:#fef2f2;color:#b91c1c}.uap-message.warning{border-color:#fde68a;background:#fffbeb;color:#92400e}.uap-message a{color:inherit;font-weight:650}.uap-form-links{display:flex;flex-wrap:wrap;justify-content:center;gap:8px 20px;margin-top:22px;font-size:14px}.uap-form-links a{color:var(--uap-primary);text-decoration:none}.uap-form-links a:hover{color:var(--uap-primary-hover);text-decoration:underline}.uap-social-divider{display:flex;align-items:center;gap:12px;margin:20px 0 14px;color:#94a3b8;font-size:13px}.uap-social-divider::before,.uap-social-divider::after{content:"";flex:1;height:1px;background:var(--uap-border)}.uap-social-divider span{white-space:nowrap}.uap-social-login-title{display:none}.uap-social-buttons{display:flex;flex-wrap:wrap;justify-content:center;gap:10px}.uap-social-btn{display:inline-flex;flex:0 0 42px;align-items:center;justify-content:center;width:42px;height:42px;min-height:0;padding:0;border:1px solid var(--uap-border);border-radius:50%;background:#fff;color:#334155;text-decoration:none;transition:border-color .18s ease,background .18s ease,box-shadow .18s ease,transform .18s ease}.uap-social-btn:hover{border-color:var(--uap-primary);background:#fff;color:#0f172a;box-shadow:0 5px 14px rgb(15 23 42 / .1);transform:translateY(-2px)}.uap-social-btn img{width:24px;height:24px;object-fit:contain}.uap-password-wrap{position:relative}.uap-password-wrap .uap-input{padding-right:48px}.uap-password-toggle{position:absolute;top:50%;right:8px;display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;margin:0;padding:0;border:0;border-radius:8px;outline:0;background:#fff0;color:#94a3b8;cursor:pointer;transform:translateY(-50%)}.uap-password-toggle:hover{background:#f1f5f9;color:#475569}.uap-password-toggle svg{display:block;width:18px;height:18px}@media (max-width:600px){.uap-fullpage-wrapper{align-items:flex-start;padding:24px 14px}.uap-fullpage-content{max-width:100%}.uap-form-container{padding:26px 20px;border-radius:15px}.uap-form-title{margin-bottom:22px;font-size:23px}.uap-social-buttons{gap:9px}}