.sidebar-auth{padding:12px 16px;border-top:1px solid var(--border);margin-top:auto}.auth-login-btn{display:flex;align-items:center;gap:8px;width:100%;padding:10px 14px;border-radius:var(--radius);background:var(--primary);color:#fff;font-size:14px;font-weight:600;border:none;cursor:pointer;transition:opacity .15s}.auth-login-btn:hover{opacity:.88}.auth-user-block{display:flex;align-items:center;gap:10px}.auth-avatar{font-size:28px;line-height:1}.auth-info{flex:1;min-width:0}.auth-email{font-size:13px;font-weight:600;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.auth-actions{display:flex;gap:4px;margin-top:4px}.auth-action-btn{background:none;border:1px solid var(--border);border-radius:6px;padding:3px 8px;font-size:14px;cursor:pointer;color:var(--text2)}.auth-action-btn:hover{background:var(--hover)}.auth-login-btn-sm{font-size:18px;background:none;border:none;cursor:pointer;color:var(--text2);padding:4px}.auth-overlay{position:fixed;inset:0;background:#0009;backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px}.auth-modal{background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:36px 32px;max-width:400px;width:100%;text-align:center;position:relative;box-shadow:0 24px 64px #0000004d}.auth-modal-close{position:absolute;top:16px;right:16px;background:none;border:none;font-size:20px;cursor:pointer;color:var(--text2);line-height:1}.auth-modal-icon{font-size:48px;margin-bottom:12px}.auth-modal-title{font-size:22px;font-weight:700;margin:0 0 8px;color:var(--text)}.auth-modal-sub{font-size:14px;color:var(--text2);margin:0 0 24px}.btn-google{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;padding:13px 16px;border:2px solid var(--border);border-radius:var(--radius);background:var(--surface);color:var(--text);font-size:15px;font-weight:600;cursor:pointer;transition:border-color .15s,background .15s;margin-bottom:16px}.btn-google:hover{border-color:#4285f4;background:var(--hover)}.auth-divider{display:flex;align-items:center;gap:12px;margin:4px 0 16px}.auth-divider:before,.auth-divider:after{content:"";flex:1;height:1px;background:var(--border)}.auth-divider span{font-size:13px;color:var(--text2);white-space:nowrap}.auth-tabs{display:flex;border-bottom:2px solid var(--border);margin-bottom:16px}.auth-tab{flex:1;padding:10px;background:none;border:none;font-size:15px;font-weight:600;color:var(--text2);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-2px;transition:color .15s,border-color .15s}.auth-tab.active{color:var(--primary);border-bottom-color:var(--primary)}.auth-form{display:flex;flex-direction:column;gap:10px;margin-bottom:12px}.auth-input-wrap{position:relative;display:flex;align-items:center}.auth-input-icon{position:absolute;left:13px;font-size:15px;color:var(--text3);pointer-events:none}.auth-field-input{width:100%;padding:12px 14px 12px 38px;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg);color:var(--text);font-size:15px;box-sizing:border-box}.auth-field-input:focus{outline:none;border-color:var(--primary)}.btn-auth-submit{width:100%;padding:13px;border-radius:var(--radius);background:var(--primary);color:#fff;font-size:15px;font-weight:700;border:none;cursor:pointer;margin-top:2px}.btn-auth-submit:hover{opacity:.88}.auth-forgot-btn{background:none;border:none;color:var(--text2);font-size:13px;cursor:pointer;text-align:center}.auth-forgot-btn:hover{color:var(--primary)}.btn-guest-continue{background:none;border:none;color:var(--text2);font-size:13px;cursor:pointer;padding:4px;text-decoration:underline;display:block;margin:0 auto}.btn-guest-continue:hover{color:var(--text)}.mig-buttons{display:flex;flex-direction:column;gap:10px;margin-top:8px}.mig-btn{display:flex;align-items:center;gap:12px;padding:14px 16px;text-align:left;border:2px solid var(--border);border-radius:var(--radius);background:var(--surface);cursor:pointer;transition:border-color .15s;width:100%}.mig-btn:hover{border-color:var(--primary)}.mig-btn-danger:hover{border-color:#dc2626}.mig-btn-icon{font-size:24px;flex-shrink:0}.mig-btn-label{font-size:15px;font-weight:600;color:var(--text);display:block}.mig-btn-desc{font-size:12px;color:var(--text2);display:block;margin-top:2px}.auth-prompt{position:fixed;right:20px;bottom:20px;width:calc(100% - 40px);max-width:360px;background:var(--surface);border:1.5px solid var(--border);border-radius:16px;padding:16px 18px;box-shadow:0 12px 40px #00000040,0 2px 8px #0000001a;z-index:8500;flex-direction:column;gap:12px;opacity:0;transform:translateY(20px) scale(.96);transition:opacity .25s ease,transform .25s ease;pointer-events:none}.auth-prompt.auth-prompt-visible{opacity:1;transform:translateY(0) scale(1);pointer-events:auto}.auth-prompt-close{position:absolute;top:8px;right:8px;width:26px;height:26px;border-radius:50%;border:none;background:transparent;color:var(--text2);font-size:13px;cursor:pointer;transition:background .15s,color .15s;display:flex;align-items:center;justify-content:center}.auth-prompt-close:hover{background:#00000014;color:var(--text)}[data-theme=dark] .auth-prompt-close:hover{background:#ffffff14}.auth-prompt-body{display:flex;gap:12px;align-items:flex-start;padding-right:18px}.auth-prompt-icon{width:40px;height:40px;border-radius:10px;flex-shrink:0;object-fit:cover}.auth-prompt-text{flex:1;min-width:0}.auth-prompt-title{font-size:14px;font-weight:700;margin-bottom:3px}.auth-prompt-sub{font-size:12px;color:var(--text2);line-height:1.45}.auth-prompt-actions{display:flex;gap:8px;justify-content:flex-end}.auth-prompt-btn-secondary{padding:7px 14px;border-radius:8px;border:none;background:transparent;color:var(--text2);font-size:13px;font-weight:600;cursor:pointer;transition:color .15s}.auth-prompt-btn-secondary:hover{color:var(--text)}.auth-prompt-btn-primary{display:inline-flex;align-items:center;gap:6px;padding:7px 16px;border-radius:8px;border:none;background:var(--primary);color:#fff;font-size:13px;font-weight:700;cursor:pointer;transition:opacity .15s,transform .15s}.auth-prompt-btn-primary:hover{opacity:.9}.auth-prompt-btn-primary:active{transform:scale(.97)}@media(max-width:768px){.auth-prompt{right:12px;bottom:80px;left:12px;width:auto;max-width:none}}