.auth-container{max-width:480px;margin:0 auto;padding:4rem 2rem;min-height:60vh}.auth-card{background:#fff;border-radius:12px;padding:3rem;box-shadow:0 1px 3px #1b1f241f,0 8px 24px #424a531f;border:1px solid rgba(27,31,36,.08)}.auth-header{text-align:center;margin-bottom:2rem}.auth-header h1{color:#24292f;font-size:1.75rem;margin-bottom:.5rem;font-weight:800;line-height:1.2}.auth-header p{color:#57606a;font-size:.9375rem;line-height:1.5}.auth-tabs{display:flex;border-bottom:1px solid #d0d7de;margin-bottom:2rem}.auth-tab{flex:1;padding:.75rem;text-align:center;font-weight:600;font-size:.9375rem;color:#57606a;cursor:pointer;border:none;background:none;border-bottom:2px solid transparent;transition:color .2s,border-color .2s}.auth-tab:hover{color:#24292f}.auth-tab.active{color:#0969da;border-bottom-color:#0969da}.auth-form{display:grid;gap:1.25rem}.auth-form .form-group{display:grid;gap:.375rem}.auth-form .form-group label{color:#24292f;font-weight:600;font-size:.875rem}.auth-form .form-group input{width:100%;padding:.625rem .75rem;border:1px solid #d0d7de;border-radius:6px;font-size:.9375rem;transition:border-color .2s,box-shadow .2s;font-family:inherit;background-color:#fff;box-sizing:border-box}.auth-form .form-group input:focus{outline:none;border-color:#0969da;box-shadow:0 0 0 3px #0969da1f}.auth-submit-btn{width:100%;padding:.75rem;background-color:#2da44e;color:#fff;border:1px solid rgba(27,31,36,.15);border-radius:6px;font-size:1rem;font-weight:600;cursor:pointer;transition:background-color .2s;margin-top:.5rem}.auth-submit-btn:hover:not(:disabled){background-color:#2c974b}.auth-submit-btn:disabled{opacity:.6;cursor:not-allowed}.auth-link-row{display:flex;justify-content:space-between;align-items:center;font-size:.8125rem}.auth-link{color:#0969da;text-decoration:none;cursor:pointer;background:none;border:none;font-size:inherit;font-family:inherit;padding:0}.auth-link:hover{text-decoration:underline}.auth-terms-note{text-align:center;font-size:.75rem;color:#57606a;margin:0;line-height:1.5}.auth-terms-note a{color:#0969da;text-decoration:none}.auth-terms-note a:hover{text-decoration:underline}.auth-message{padding:.75rem 1rem;border-radius:6px;margin-bottom:1rem;display:none;align-items:center;gap:.5rem;font-size:.875rem;font-weight:500}.auth-message.success{background-color:#dafbe1;color:#1a7f37;border:1px solid rgba(26,127,55,.2)}.auth-message.error{background-color:#ffebe9;color:#d1242f;border:1px solid rgba(209,36,47,.2)}.auth-message.active{display:flex}.auth-section{display:none}.auth-section.active{display:block}.auth-nav-signin{display:inline-flex;align-items:center;padding:.375rem 1rem;font-size:.875rem;font-weight:600;color:#24292f;text-decoration:none;border:1px solid #d0d7de;border-radius:6px;transition:background-color .2s,border-color .2s;white-space:nowrap}.auth-nav-signin:hover{background-color:#f6f8fa;border-color:#c9d1d9}.auth-nav-signup{display:inline-flex;align-items:center;padding:.375rem 1rem;font-size:.875rem;font-weight:600;color:#fff;text-decoration:none;background-color:#2da44e;border:1px solid #2da44e;border-radius:6px;transition:background-color .2s,border-color .2s;white-space:nowrap}.auth-nav-signup:hover{background-color:#22863a;border-color:#22863a}.auth-nav-user{position:relative}.auth-nav-avatar{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:50%;border:1px solid #d0d7de;background:#f6f8fa;color:#57606a;cursor:pointer;transition:border-color .2s,background-color .2s;padding:0}.auth-nav-avatar:hover{background-color:#eaeef2;border-color:#c9d1d9}.auth-nav-dropdown{display:none;position:absolute;right:0;top:calc(100% + .5rem);background:#fff;border:1px solid #d0d7de;border-radius:8px;box-shadow:0 8px 24px #424a531f;min-width:160px;z-index:100;padding:.25rem 0}.auth-nav-dropdown.active{display:block}.auth-dropdown-item{display:block;width:100%;padding:.5rem 1rem;font-size:.875rem;color:#24292f;text-decoration:none;border:none;background:none;text-align:left;cursor:pointer;font-family:inherit}.auth-dropdown-item:hover{background-color:#f6f8fa}.auth-dropdown-signout{color:#d1242f}.auth-dropdown-divider{margin:.25rem 0;border:none;border-top:1px solid #d0d7de}@media (max-width: 640px){.auth-container{padding:3rem 1rem}.auth-card{padding:2rem 1.5rem}.auth-header h1{font-size:1.5rem}}