:root{--success:var(--accent-success);--success-rgb:var(--accent-success-rgb);--warning:var(--accent-warning);--warning-rgb:var(--accent-warning-rgb);--error:var(--error-text);--error-rgb:var(--accent-danger-rgb)}.auth-container{background:var(--bg-primary);justify-content:center;align-items:center;min-height:calc(100vh - 120px);padding:2rem 1rem;display:flex}.auth-card{background:var(--surface-2);border-radius:var(--border-radius-lg);box-shadow:var(--shadow-lg);border:1px solid var(--border-color);width:100%;max-width:420px;padding:2rem}.auth-title{color:var(--text-primary);text-align:center;margin-bottom:1.25rem;font-size:1.6rem;font-weight:700}.auth-form{flex-direction:column;gap:1.5rem;display:flex}.form-group{flex-direction:column;gap:.5rem;display:flex}.form-group label{color:var(--text-primary);margin-bottom:.25rem;font-size:.9rem;font-weight:600}.form-group input{border:1px solid var(--border-color);border-radius:var(--border-radius-md);background:var(--surface-1);color:var(--text-primary);transition:var(--transition-fast);padding:.75rem .9rem;font-size:1rem}.form-group input:focus{border-color:var(--accent-primary);box-shadow:0 0 0 3px rgba(var(--accent-primary-rgb),.15);background:var(--surface-2);outline:none}.form-group input:disabled{background:var(--bg-primary);color:var(--text-muted);cursor:not-allowed}.form-group input::placeholder{color:var(--text-muted)}.auth-button:disabled{background:var(--bg-primary);color:var(--text-muted);cursor:not-allowed;box-shadow:none;transform:none}.auth-error{background:rgba(var(--error-rgb),.1);color:var(--error);border:1px solid rgba(var(--error-rgb),.2);border-radius:8px;margin-bottom:1rem;padding:1rem;font-size:.9rem}.auth-success{background:rgba(var(--success-rgb),.1);color:var(--success);border:1px solid rgba(var(--success-rgb),.2);text-align:center;border-radius:8px;margin-bottom:1rem;padding:1rem;font-size:.9rem}.auth-success-links{flex-direction:column;align-items:center;gap:.75rem;margin-top:1rem;display:flex}.auth-success-links p{margin:0}.auth-success-links a{color:var(--accent-primary)}.auth-success-links a:hover{color:var(--accent-secondary)}.auth-success a{color:var(--success);font-weight:600;text-decoration:none}.auth-validation-errors{background:rgba(var(--warning-rgb),.1);color:var(--warning);border:1px solid rgba(var(--warning-rgb),.2);border-radius:8px;margin-bottom:1rem;padding:1rem;font-size:.85rem}.validation-error{margin-bottom:.25rem;line-height:1.4}.validation-error:last-child{margin-bottom:0}.auth-form .auth-links{text-align:center;border-top:1px solid var(--border-color);flex-direction:column;align-items:center;gap:.75rem;margin-top:2rem;padding-top:2rem;display:flex}.auth-form .auth-links p{color:var(--text-secondary);margin:0;font-size:.9rem}.auth-form .auth-links .auth-legal{color:var(--text-muted);font-size:.82rem;line-height:1.4}.auth-form .auth-links a{color:var(--accent-primary);font-weight:600;text-decoration:none;transition:color .2s}.auth-form .auth-links a:hover{color:var(--accent-secondary);text-decoration:none}.auth-section{flex-shrink:0;align-items:center;gap:.75rem;display:flex}.auth-links{flex-shrink:0;align-items:center;gap:.5rem;display:flex}.auth-link{height:var(--dropdown-height);padding:var(--input-padding);color:var(--text-secondary);border-radius:var(--border-radius-lg);transition:var(--transition-fast);border:var(--dropdown-border);background:var(--dropdown-background);box-sizing:border-box;justify-content:center;align-items:center;font-size:.875rem;font-weight:500;line-height:1;text-decoration:none;display:inline-flex}.auth-link:hover{color:var(--text-primary);background:var(--dropdown-background-hover);border-color:var(--dropdown-border-hover)}.auth-link:focus-visible{outline:2px solid var(--accent-primary);outline-offset:2px}.auth-link.active{color:var(--accent-primary);background:rgba(var(--accent-primary-rgb),.14);border-color:rgba(var(--accent-primary-rgb),.4)}.auth-link.register{background:var(--accent-primary);color:#0b0d10;border-color:var(--accent-primary)}.auth-link.register:hover{filter:brightness(1.05);border-color:var(--accent-primary-dark);background:var(--accent-primary);color:#0b0d10}.user-dropdown{position:relative}.user-button{gap:.5rem}.user-dropdown .dropdown-trigger.user-button--icon{background:rgba(var(--accent-primary-rgb),.22);width:36px;min-width:36px;height:36px;box-shadow:none;border:none;border-radius:999px;justify-content:center;align-items:center;padding:0;display:inline-flex}.user-dropdown .dropdown-trigger.user-button--icon:hover{background:rgba(var(--accent-primary-rgb),.3);border:none}.user-dropdown .dropdown-trigger.user-button--icon:focus-visible{background:rgba(var(--accent-primary-rgb),.3);outline:2px solid rgba(var(--accent-primary-rgb),.45);outline-offset:2px;border:none}.user-name{text-overflow:ellipsis;white-space:nowrap;max-width:120px;font-weight:600;overflow:hidden}.user-avatar{color:var(--text-primary);text-transform:uppercase;letter-spacing:.01em;font-size:.95rem;font-weight:700;line-height:1;display:block}.group-pill-dropdown{position:relative}.header-controls .user-dropdown{margin-left:8px}.group-pill-trigger{justify-content:space-between;gap:10px;min-width:142px}.group-pill-value{color:var(--text-primary);text-overflow:ellipsis;white-space:nowrap;max-width:108px;font-weight:600;overflow:hidden}.group-pill-menu{min-width:260px}.group-pill-menu-header{justify-content:space-between;align-items:center;gap:8px;padding:8px 12px 6px;display:flex}.group-pill-menu-title{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.04em;font-size:.8rem;font-weight:600}.group-pill-menu-status{color:var(--text-muted);font-size:.75rem}.group-pill-empty{color:var(--text-muted);padding:8px 12px;font-size:.82rem}.group-pill-create-form{flex-direction:column;gap:8px;padding:8px 12px 10px;display:flex}.group-pill-create-form input{border:1px solid var(--border-color);background:var(--bg-primary);width:100%;height:34px;color:var(--text-primary);border-radius:8px;padding:0 10px}.group-pill-create-form input[aria-invalid=true]{border-color:var(--error)}.group-pill-create-actions{gap:8px;display:flex}.group-pill-error{color:var(--error-text,#ff6b6b);padding:0 12px 8px;font-size:.78rem}.header-controls .instrument-trigger,.header-controls .group-pill-trigger{background:#ffffff0b;border:none;border-radius:15px;height:40px;padding:0 14px}.header-controls .instrument-trigger:hover,.header-controls .group-pill-trigger:hover{background:#ffffff12}.header-controls .instrument-trigger:focus-visible,.header-controls .group-pill-trigger:focus-visible{outline:2px solid rgba(var(--accent-primary-rgb),.48);outline-offset:2px}.user-dropdown .dropdown-menu{min-width:200px;top:calc(100% + .5rem);left:50%;right:auto;transform:translate(-50%)}.user-info{color:var(--text-secondary);padding:.75rem 1rem}.user-email{color:var(--text-muted);text-overflow:ellipsis;white-space:nowrap;font-size:.85rem;overflow:hidden}.logout-button{color:var(--error)}.logout-button:hover{background:rgba(var(--error-rgb),.1)}@media (max-width:768px){.auth-container{min-height:calc(100vh - 80px);padding:1rem}.auth-card{padding:2rem 1.5rem}.auth-title{font-size:1.75rem}.auth-section{gap:.5rem}.auth-links{gap:.375rem}.auth-link{padding:.3rem .6rem;font-size:.8rem}.user-button{padding:.4rem .75rem;font-size:.85rem}.user-dropdown .dropdown-trigger.user-button--icon{width:34px;min-width:34px;height:34px;padding:0}.header-controls .instrument-trigger,.header-controls .group-pill-trigger{height:38px;padding:0 12px}.user-name{max-width:80px}.user-dropdown .dropdown-menu{min-width:180px}}@media (max-width:390px){.auth-section{gap:.4rem}.auth-links{gap:.25rem}.auth-link{padding:.25rem .45rem;font-size:.75rem;line-height:1.1}.user-button{padding:.3rem .5rem;font-size:.8rem}.user-dropdown .dropdown-trigger.user-button--icon{width:32px;min-width:32px;height:32px;padding:0}.user-name{max-width:50px;font-size:.8rem}.header-controls .user-dropdown{margin-left:6px}.dropdown-arrow{font-size:.6rem}.header-controls .instrument-trigger,.header-controls .group-pill-trigger{padding:0 8px}}.mobile-auth-menu{display:none;position:relative}.mobile-auth-trigger{background:var(--bg-tertiary);border:1px solid var(--border-color);cursor:pointer;border-radius:8px;justify-content:center;align-items:center;min-width:44px;min-height:44px;padding:8px;transition:all .2s;display:flex}.mobile-auth-trigger:hover{background:var(--bg-primary);border-color:var(--accent-primary)}.hamburger-icon{flex-direction:column;gap:3px;width:18px;height:14px;display:flex}.hamburger-line{background:var(--text-primary);border-radius:1px;width:100%;height:2px;transition:all .3s}.mobile-auth-overlay{z-index:var(--z-modal);background:#00000080;animation:.3s fadeIn;position:fixed;inset:0}.mobile-auth-panel{background:var(--bg-secondary);border-left:1px solid var(--border-color);width:280px;max-width:85vw;height:100vh;z-index:calc(var(--z-modal) + 1);flex-direction:column;animation:.3s slideInRight;display:flex;position:fixed;top:0;right:0;box-shadow:-4px 0 20px #00000026}.mobile-auth-header{border-bottom:1px solid var(--border-color);justify-content:space-between;align-items:center;padding:1.5rem 1.25rem 1rem;display:flex}.mobile-auth-header h3{color:var(--text-primary);margin:0;font-size:1.25rem;font-weight:600}.mobile-auth-close{color:var(--text-muted);cursor:pointer;background:0 0;border:none;border-radius:4px;justify-content:center;align-items:center;min-width:32px;min-height:32px;padding:4px;font-size:1.5rem;transition:all .2s;display:flex}.mobile-auth-close:hover{background:var(--bg-tertiary);color:var(--text-primary)}.mobile-auth-content{flex:1;padding:1.25rem;overflow-y:auto}.mobile-user-info{align-items:center;gap:1rem;padding:1rem 0;display:flex}.mobile-user-avatar{width:var(--control-xl);height:var(--control-xl);background:var(--accent-primary);color:#0b0d10;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;display:flex}.user-initial{color:#fff;font-size:1.2rem;font-weight:700}.mobile-user-details{flex:1;min-width:0}.mobile-user-name{color:var(--text-primary);text-overflow:ellipsis;white-space:nowrap;margin-bottom:.25rem;font-size:1rem;font-weight:600;overflow:hidden}.mobile-user-email{color:var(--text-muted);text-overflow:ellipsis;white-space:nowrap;font-size:.85rem;overflow:hidden}.mobile-group-context{flex-direction:column;gap:.4rem;margin-top:.75rem;display:flex}.mobile-group-context-select{border:1px solid var(--border-color);background:var(--bg-tertiary);width:100%;height:38px;color:var(--text-primary);border-radius:8px;padding:0 10px;font-size:.9rem}.mobile-group-context-status{color:var(--text-muted);font-size:.75rem}.mobile-divider{border:none;border-top:1px solid var(--border-color);margin:1.25rem 0}.mobile-auth-item{color:var(--text-primary);cursor:pointer;transition:var(--transition-fast);text-align:left;background:0 0;border:none;border-radius:12px;align-items:center;gap:1rem;width:100%;min-height:56px;margin-bottom:.5rem;padding:1rem;text-decoration:none;display:flex}.mobile-auth-item:hover{background:var(--bg-tertiary)}.mobile-auth-item.active{background:rgba(var(--accent-primary-rgb),.1);border:1px solid rgba(var(--accent-primary-rgb),.2)}.mobile-auth-item.register{background:var(--accent-primary);color:#0b0d10;margin-top:.5rem}.mobile-auth-item.register:hover{filter:brightness(1.05)}.mobile-auth-item.register:hover:before{opacity:1}.mobile-auth-item.logout{color:var(--error);margin-top:.5rem}.mobile-auth-item.logout:hover{background:rgba(var(--error-rgb),.1)}.mobile-auth-icon{width:var(--icon-xl);height:var(--icon-xl);flex-shrink:0;justify-content:center;align-items:center;display:flex}.mobile-auth-icon svg{width:100%;height:100%}.mobile-auth-text{font-size:1rem;font-weight:500}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideInRight{0%{opacity:0;transform:translate(100%)}to{opacity:1;transform:translate(0)}}@media (max-width:480px){.auth-card{padding:1.5rem 1rem}.auth-title{margin-bottom:1.5rem;font-size:1.5rem}.user-name{display:none}.user-button{padding:.4rem}.mobile-auth-panel{width:100vw;max-width:100vw}.mobile-auth-header{padding:1.25rem 1rem .75rem}.mobile-auth-content{padding:1rem}}@media (max-width:390px){.mobile-auth-trigger{min-width:40px;min-height:40px;padding:7px}}@media (max-width:320px){.mobile-auth-trigger{min-width:36px;min-height:36px;padding:6px}.hamburger-icon{gap:2px;width:16px;height:12px}}