@charset "UTF-8";.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg-color);padding:2rem}.login-container{background:var(--card-bg);border-radius:16px;box-shadow:0 8px 32px #0000001a;padding:3rem;max-width:500px;width:100%;border:1px solid var(--border-color)}.login-header{text-align:center;margin-bottom:2.5rem}.login-header h1{font-size:2.5rem;margin-bottom:.5rem;color:var(--primary-color)}.login-header p{font-size:1.1rem;color:var(--text-secondary)}.login-content .login-options .github-login-btn{width:100%;padding:1rem 1.5rem;background:var(--primary-color);color:#fff;border:none;border-radius:12px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:all .2s ease;display:flex;align-items:center;justify-content:center;gap:.75rem;margin-bottom:2rem}.login-content .login-options .github-login-btn:hover{background:var(--primary-hover);transform:translateY(-2px)}.login-content .login-options .github-login-btn .github-icon{width:24px;height:24px;fill:currentColor}.login-content .login-options .login-info{text-align:center}.login-content .login-options .login-info h3{font-size:1.3rem;margin-bottom:1rem;color:var(--text-color)}.login-content .login-options .login-info p{color:var(--text-secondary);margin-bottom:1.5rem;line-height:1.5}.login-content .login-options .login-info .features{display:flex;flex-direction:column;gap:.5rem}.login-content .login-options .login-info .features span{background:var(--bg-color);padding:.5rem 1rem;border-radius:20px;font-size:.9rem;border:1px solid var(--border-color);color:var(--text-color)}.login-content .token-form .form-header{text-align:center;margin-bottom:2rem}.login-content .token-form .form-header h3{font-size:1.5rem;margin-bottom:.5rem;color:var(--text-color)}.login-content .token-form .form-header p{color:var(--text-secondary);font-size:.95rem}.login-content .token-form .input-group{margin-bottom:1.5rem}.login-content .token-form .input-group 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.submit-btn:hover:not(:disabled){background:var(--primary-hover)}.login-content .token-form .form-actions .submit-btn:disabled{opacity:.5;cursor:not-allowed}.login-content .token-form .form-actions .back-btn{padding:.875rem 1.5rem;background:var(--card-bg);color:var(--text-color);border:2px solid var(--border-color);border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s ease}.login-content .token-form .form-actions .back-btn:hover:not(:disabled){background:var(--bg-color)}.login-content .token-form .form-actions .back-btn:disabled{opacity:.5;cursor:not-allowed}.login-content .token-form .token-help{background:var(--bg-color);border:1px solid var(--border-color);border-radius:8px;padding:1.5rem}.login-content .token-form .token-help h4{font-size:1.1rem;margin-bottom:1rem;color:var(--text-color)}.login-content .token-form .token-help ol{margin-bottom:1rem;padding-left:1.5rem;color:var(--text-secondary);line-height:1.6}.login-content .token-form .token-help ol li{margin-bottom:.5rem}.login-content .token-form .token-help ol li .token-link{color:var(--primary-color);text-decoration:none;font-weight:600;transition:color .2s ease}.login-content .token-form .token-help ol li .token-link:hover{color:var(--primary-hover);text-decoration:underline}.login-content .token-form .token-help ol li code{background:var(--card-bg);padding:.2rem .4rem;border-radius:4px;font-family:Monaco,Menlo,Ubuntu Mono,monospace;font-size:.9rem;color:var(--primary-color)}.login-content .token-form .token-help .warning{background:#fef3c7;color:#92400e;padding:.75rem 1rem;border-radius:6px;font-weight:600;text-align:center;border:1px solid #f59e0b}@media (max-width: 768px){.login-page{padding:1rem}.login-container{padding:2rem}.login-header h1{font-size:2rem}.login-header p{font-size:1rem}.login-content .token-form .form-actions{flex-direction:column}}.welcome__content{max-width:500px;text-align:center}@media (max-width: 968px){.welcome__content{max-width:100%}}.welcome__title{font-size:3rem;font-weight:700;margin-bottom:var(--spacing-md);background:linear-gradient(45deg,#fff,#e0e7ff);background-clip:text;-webkit-background-clip:text;-webkit-text-fill-color:transparent}@media (max-width: 768px){.welcome__title{font-size:2.5rem}}.welcome__subtitle{font-size:1.25rem;margin-bottom:var(--spacing-2xl);opacity:.9;line-height:1.6}@media (max-width: 768px){.welcome__subtitle{font-size:1.1rem}}.welcome__features{display:grid;gap:var(--spacing-lg);text-align:left;margin-bottom:var(--spacing-2xl)}.welcome__repo-info{background:#ffffff1a;padding:var(--spacing-lg);border-radius:var(--radius-lg);text-align:left;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.welcome__repo-info h4{margin-bottom:var(--spacing-md);color:#ffffffe6}.feature{display:flex;align-items:flex-start;gap:var(--spacing-md)}.feature__icon{font-size:2rem;flex-shrink:0}.feature__text h3{font-size:1.1rem;font-weight:600;margin-bottom:var(--spacing-xs);color:#fffffff2}.feature__text p{margin:0;opacity:.8;line-height:1.5}.repo-info__item{display:flex;align-items:center;gap:var(--spacing-sm);margin-bottom:var(--spacing-sm)}.repo-info__item:last-child{margin-bottom:0}.repo-info .label{font-weight:500;opacity:.8;min-width:60px}.repo-info .value{font-family:Monaco,Menlo,monospace;font-size:.9rem}.repo-info .value.link{color:#ffffffe6;text-decoration:underline}.repo-info .value.link:hover{color:#fff}.login-form{width:100%;max-width:400px}.login-form__header{text-align:center;margin-bottom:var(--spacing-xl)}.login-form__header h2{font-size:2rem;font-weight:700;margin-bottom:var(--spacing-sm);color:var(--text-primary)}.login-form__header p{color:var(--text-secondary);margin:0}.login-form__error{display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-md);background-color:#dc35451a;border:1px solid var(--color-danger);border-radius:var(--radius-md);margin-bottom:var(--spacing-lg)}.login-form__error .error__icon{flex-shrink:0}.login-form__error .error__message{color:var(--color-danger);font-size:.9rem;margin:0}.login-form__info{margin-top:var(--spacing-xl);padding:var(--spacing-lg);background-color:var(--bg-secondary);border-radius:var(--radius-md)}.login-form__info h4,.login-form__info h5{margin-top:0;margin-bottom:var(--spacing-md);color:var(--text-primary)}.login-form__info h5{font-size:.9rem;margin-top:var(--spacing-lg)}.login-form__info ol,.login-form__info ul{padding-left:var(--spacing-lg)}.login-form__info ol li,.login-form__info ul li{margin-bottom:var(--spacing-sm);line-height:1.5}.login-form__info ol li:last-child,.login-form__info ul li:last-child{margin-bottom:0}.login-form__info code{background-color:var(--bg-tertiary);padding:.125rem .25rem;border-radius:var(--radius-sm);font-size:.875rem}.login-form__permissions{margin-top:var(--spacing-md)}.info__note{margin-top:var(--spacing-md);font-size:.875rem;color:var(--text-muted);font-style:italic}.token-form__field{margin-bottom:var(--spacing-lg)}.token-form__field label{display:block;font-weight:500;margin-bottom:var(--spacing-sm);color:var(--text-primary)}.token-form__field__help{margin-top:var(--spacing-sm);font-size:.875rem}.token-form__field__help a{color:var(--color-primary);text-decoration:none}.token-form__field__help a:hover{text-decoration:underline}.token-form__input{width:100%;padding:.75rem 1rem;border:1px solid var(--border-primary);border-radius:var(--radius-md);font-size:1rem;background-color:var(--bg-primary);color:var(--text-primary);transition:border-color var(--transition-fast)}.token-form__input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #0366d61a}.token-form__input:disabled{opacity:.6;cursor:not-allowed}.token-form__input::placeholder{color:var(--text-muted)}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.modal{background:var(--bg-color);border-radius:12px;padding:24px;max-width:500px;width:90%;max-height:80vh;overflow-y:auto;box-shadow:0 10px 25px #0003;border:1px solid var(--border-color);animation:modalSlideIn .3s ease-out}.modal .modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;padding-bottom:16px;border-bottom:1px solid var(--border-color)}.modal .modal-header h2{margin:0;font-size:1.5rem;font-weight:600;color:var(--text-color)}.modal .modal-header .close-button{background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--text-muted);padding:4px;border-radius:4px;transition:all .2s ease}.modal .modal-header .close-button:hover{background-color:var(--hover-color);color:var(--text-color)}.modal .modal-body{margin-bottom:20px}.modal .modal-footer{display:flex;justify-content:flex-end;gap:12px;padding-top:16px;border-top:1px solid var(--border-color)}@keyframes modalSlideIn{0%{opacity:0;transform:translateY(-20px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}[data-theme=dark] .modal{background:var(--bg-color);border-color:var(--border-color)}.input-group{margin-bottom:16px}.input-group label{display:block;margin-bottom:6px;font-weight:500;color:var(--text-color);font-size:.9rem}.input-group .input-field{width:100%;padding:12px 16px;border:1px solid var(--border-color);border-radius:8px;font-size:1rem;background-color:var(--bg-color);color:var(--text-color);transition:all .2s ease;box-sizing:border-box}.input-group .input-field:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px rgba(var(--primary-color-rgb),.1)}.input-group .input-field::placeholder{color:var(--text-muted)}.input-group .input-field.error{border-color:var(--error-color);box-shadow:0 0 0 3px rgba(var(--error-color-rgb),.1)}.input-group textarea.input-field{min-height:100px;resize:vertical;font-family:inherit}.input-group .error-message{margin-top:4px;font-size:.8rem;color:var(--error-color)}.input-group .help-text{margin-top:4px;font-size:.8rem;color:var(--text-muted)}[data-theme=dark] .input-group .input-field{background-color:var(--bg-color);border-color:var(--border-color);color:var(--text-color)}[data-theme=dark] .input-group .input-field:focus{border-color:var(--primary-color)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:inherit;font-weight:500;text-align:center;white-space:nowrap;vertical-align:middle;-webkit-user-select:none;user-select:none;border:1px solid transparent;border-radius:6px;cursor:pointer;transition:all .2s ease;text-decoration:none}.btn:focus{outline:2px solid var(--primary-color);outline-offset:2px}.btn--small{padding:6px 12px;font-size:.875rem;line-height:1.25}.btn--medium{padding:8px 16px;font-size:1rem;line-height:1.5}.btn--large{padding:12px 24px;font-size:1.125rem;line-height:1.5}.btn--primary{background-color:var(--primary-color);border-color:var(--primary-color);color:#fff}.btn--primary:hover:not(:disabled){background-color:var(--primary-dark);border-color:var(--primary-dark)}.btn--primary:active:not(:disabled){transform:translateY(1px)}.btn--secondary{background-color:var(--card-bg-color);border-color:var(--border-color);color:var(--text-color)}.btn--secondary:hover:not(:disabled){background-color:var(--hover-color);border-color:var(--border-color)}.btn--danger{background-color:var(--danger-color);border-color:var(--danger-color);color:#fff}.btn--danger:hover:not(:disabled){background-color:var(--danger-hover-color);border-color:var(--danger-hover-color)}.btn--ghost{background-color:transparent;border-color:transparent;color:var(--text-muted)}.btn--ghost:hover:not(:disabled){background-color:var(--hover-color);color:var(--text-color)}.btn--full-width{width:100%}.btn--loading{position:relative;pointer-events:none;opacity:.7}.btn--disabled,.btn:disabled{opacity:.5;cursor:not-allowed;pointer-events:none}.btn__icon{display:flex;align-items:center;justify-content:center}.btn__icon svg{width:1em;height:1em}.btn__text{flex:1}.btn__loading{display:flex;align-items:center;justify-content:center;gap:8px}.btn__spinner{width:1em;height:1em;border:2px solid transparent;border-top:2px solid currentColor;border-radius:50%;animation:btn-spin 1s linear infinite}@keyframes btn-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.loading{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px}.loading__spinner{width:40px;height:40px;border:3px solid var(--border-color);border-top:3px solid var(--primary-color);border-radius:50%;animation:spin 1s linear infinite}.loading__message{color:var(--text-secondary);font-size:14px;text-align:center}.loading--small .loading__spinner{width:24px;height:24px;border-width:2px}.loading--small .loading__message{font-size:12px}.loading--large .loading__spinner{width:60px;height:60px;border-width:4px}.loading--large .loading__message{font-size:16px}.chat-room-form .form-content{display:flex;flex-direction:column;gap:16px}.chat-room-form .form-actions{display:flex;justify-content:flex-end;gap:12px;margin-top:20px}.chat-room-form .description-field .input-field{min-height:120px}.chat-room-form .form-info{background-color:var(--info-bg-color);border:1px solid var(--info-border-color);border-radius:8px;padding:12px;margin-bottom:16px;font-size:.9rem;color:var(--info-text-color)}.chat-room-form .form-info .info-title{font-weight:600;margin-bottom:4px}.chat-room-form .form-info .info-text{margin:0;line-height:1.4}[data-theme=dark] .chat-room-form .form-info{background-color:var(--info-bg-color);border-color:var(--info-border-color);color:var(--info-text-color)}.error-message{display:flex;flex-direction:column;align-items:center;gap:var(--spacing-md);padding:var(--spacing-lg);background-color:#dc35451a;border:1px solid var(--color-danger);border-radius:var(--radius-md);text-align:center}.error-message__icon{font-size:2rem}.error-message__text{color:var(--color-danger);font-weight:500;margin:0;line-height:1.5}.error-message__retry{margin-top:var(--spacing-sm)}.chat-list-page{max-width:520px;width:100%;margin:0 auto;padding:20px;min-height:100vh;background-color:var(--bg-color);color:var(--text-color)}.chat-list-page .chat-list-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px;padding-bottom:20px;border-bottom:1px solid var(--border-color);gap:0}.chat-list-page .chat-list-header h1{margin:0;font-size:2rem;font-weight:700;color:var(--text-color)}.chat-list-page .chat-list-header .header-actions{display:flex;align-items:center;gap:10px}.chat-list-page .chat-list-header .header-actions .user-info{display:flex;align-items:center;gap:8px}.chat-list-page .chat-list-header .header-actions .user-info .user-profile{display:flex;align-items:center;gap:6px}.chat-list-page 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.chat-room-list{display:flex;flex-direction:column;gap:20px}.chat-list-page .chat-list-content .chat-room-card{cursor:pointer;display:flex;align-items:flex-start;background:var(--card-bg-color);border:1.5px solid var(--border-color);border-radius:16px;box-shadow:0 2px 12px #0000000f;padding:24px 28px;position:relative;transition:box-shadow .2s,border-color .2s,transform .15s;min-height:120px}.chat-list-page .chat-list-content .chat-room-card:hover{border-color:var(--primary-color);box-shadow:0 6px 24px #0366d614;transform:translateY(-2px) scale(1.01)}.chat-list-page .chat-list-content .chat-room-card .room-link{flex:1;text-decoration:none;color:inherit;display:flex;flex-direction:column;gap:10px}.chat-list-page .chat-list-content .chat-room-card .room-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:2px}.chat-list-page .chat-list-content .chat-room-card .room-title-row{display:flex;align-items:center;gap:10px}.chat-list-page .chat-list-content .chat-room-card .room-title{font-size:1.15rem;font-weight:700;margin:0;color:var(--text-color);letter-spacing:-.5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-list-page .chat-list-content .chat-room-card .room-label.chat-label{background:#0e8a16;color:#fff;font-size:.75rem;font-weight:600;border-radius:10px;padding:2px 10px;margin-left:2px;letter-spacing:.5px}.chat-list-page .chat-list-content .chat-room-card .room-last-message{font-size:.98rem;color:var(--text-muted);margin-bottom:2px;line-height:1.5;min-height:1.5em;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.chat-list-page .chat-list-content .chat-room-card .no-message{color:var(--text-light);font-style:italic}.chat-list-page .chat-list-content .chat-room-card .room-meta{display:flex;align-items:center;gap:12px;font-size:.85rem;color:var(--text-muted);margin-top:2px}.chat-list-page .chat-list-content .chat-room-card .room-meta .room-creator-avatar{width:28px;height:28px;border-radius:50%;object-fit:cover;border:1.5px solid var(--border-color);margin-right:2px}.chat-list-page .chat-list-content .chat-room-card .room-meta .room-creator{font-weight:500;color:var(--primary-color)}.chat-list-page .chat-list-content .chat-room-card .room-meta .room-timestamp{color:var(--text-light);font-size:.82rem}.chat-list-page .chat-list-content .chat-room-card .room-meta .room-message-count{color:var(--text-muted);font-size:.82rem;display:flex;align-items:center;gap:2px}.chat-list-page .chat-list-content .chat-room-card .room-actions{display:flex;flex-direction:column;gap:8px;position:absolute;top:18px;right:18px}.chat-list-page .chat-list-content .chat-room-card .room-action-btn{background:none;border:none;padding:0;cursor:pointer;width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:8px;transition:background .18s}.chat-list-page .chat-list-content .chat-room-card .room-action-btn:hover{background:var(--hover-color)}.chat-list-page .chat-list-content .chat-room-card .room-action-btn img{width:20px;height:20px;object-fit:contain;background:var(--card-bg-color);border-radius:6px;padding:3px}.chat-list-page .auth-required{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:80px 20px;text-align:center}.chat-list-page .auth-required p{margin-bottom:20px;font-size:1.1rem;color:var(--text-muted)}.chat-list-page .auth-required a{color:var(--primary-color);text-decoration:none;font-weight:500}.chat-list-page .auth-required a:hover{text-decoration:underline}.delete-confirmation{text-align:center}.delete-confirmation p{margin:0 0 12px;line-height:1.5;color:var(--text-color)}.delete-confirmation p:last-child{margin-bottom:0;font-size:.9rem;color:var(--text-muted)}[data-theme=dark] .chat-list-page{background-color:var(--bg-color)}[data-theme=dark] .chat-list-page .chat-list-header{border-bottom-color:var(--border-color)}[data-theme=dark] .chat-list-page .chat-list-header h1,[data-theme=dark] .chat-list-page .chat-list-header .user-info .user-profile .user-name{color:var(--text-color)}[data-theme=dark] .chat-list-page .chat-list-content .chat-room-card{background-color:var(--card-bg-color);border-color:var(--border-color)}[data-theme=dark] .chat-list-page .chat-list-content .chat-room-card:hover{border-color:var(--primary-color)}[data-theme=dark] .chat-list-page .chat-list-content .chat-room-card .room-link .room-title{color:var(--text-color)}.create-room-bar{display:flex;justify-content:center;margin-bottom:28px}.create-room-bar button{font-size:1.1rem;padding:.9em 2.2em;border-radius:10px;font-weight:600;box-shadow:0 2px 8px #0366d612;letter-spacing:.5px}.theme-toggle-btn{background:none;border:none;cursor:pointer;padding:6px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:background .18s;margin-right:8px}.theme-toggle-btn:hover{background:var(--hover-color)}.theme-toggle-btn img{width:24px;height:24px;display:block}.chat-list-actions-bar{display:flex;flex-direction:column;align-items:stretch;gap:0;margin:24px 0 28px}.chat-list-actions-bar .profile-logout-row{display:flex;align-items:center;justify-content:space-between;width:100%;margin-bottom:16px;gap:0}.chat-list-actions-bar .profile-logout-row .user-info{display:flex;align-items:center;gap:8px}.chat-list-actions-bar .profile-logout-row .user-info .user-profile{display:flex;align-items:center;gap:6px}.chat-list-actions-bar .profile-logout-row .user-info .user-profile .user-avatar{width:36px;height:36px;border-radius:50%;object-fit:cover}.chat-list-actions-bar .profile-logout-row .user-info .user-profile .user-name{font-weight:500;color:var(--text-color);font-size:1.05rem}.chat-list-actions-bar .profile-logout-row .logout-btn-wrap{display:flex;align-items:center;justify-content:flex-end;flex:1}.chat-list-actions-bar .profile-logout-row .logout-btn{height:36px;padding:0 18px;background-color:var(--danger-color);color:#fff;border:none;border-radius:10px;cursor:pointer;font-size:1rem;font-weight:600;box-shadow:0 2px 8px #dc354514;transition:background .18s,box-shadow .18s;display:flex;align-items:center;justify-content:center;margin-left:8px}.chat-list-actions-bar .profile-logout-row .logout-btn:hover{background-color:var(--danger-hover-color);box-shadow:0 4px 16px #dc354526}.chat-list-actions-bar .create-room-btn{width:100%;font-size:1.08rem;height:36px;padding:0 18px;border-radius:10px;font-weight:600;box-shadow:0 2px 8px #0366d612;letter-spacing:.5px;margin-top:0}@media (max-width: 430px){.chat-list-page .chat-list-header 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