:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#root{width:100%;height:100vh;display:flex;justify-content:center}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;padding:0;display:block;background-color:#d1d7db;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media(prefers-color-scheme:light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}:root{--wa-bg: #efeae2;--user-bubble: #dcf8c6;--other-bubble: #ffffff;--app-blue: #2481cc;--app-blue-hover: #1a6eb8;--app-gray: #6e6e6e;--google-blue: #4285F4;--google-blue-hover: #357ae8;--error-red: #ff4d4f;--success-green: #4caf50;--text-primary: #1c1e21;--text-secondary: #65676b;--border-light: rgba(0, 0, 0, .1);--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px rgba(0, 0, 0, .07);--shadow-lg: 0 10px 25px rgba(0, 0, 0, .1);--transition-fast: .2s ease;--transition-normal: .3s ease;color-scheme:only light}*{box-sizing:border-box}.app-wrapper{display:flex;flex-direction:column;height:100vh;width:100%;max-width:1200px;margin:0 auto;background-color:var(--wa-bg);box-shadow:var(--shadow-lg);overflow:hidden}.app-chat-area{flex:1;display:flex;flex-direction:column;overflow-y:auto;background-color:var(--wa-bg);background-image:repeating-linear-gradient(45deg,transparent,transparent 10px,rgba(0,0,0,.02) 10px,rgba(0,0,0,.02) 20px);scroll-behavior:smooth}.app-message-list{padding:0 10px;display:flex;flex-direction:column;min-height:100%;scroll-behavior:smooth;position:relative}.app-message-list:after{content:"";display:block;height:1px;width:100%;flex-shrink:0}.app-header{min-height:64px;padding:10px 15px;display:flex;justify-content:space-between;align-items:center;background:linear-gradient(135deg,#fff,#f8f9fa);border-bottom:1px solid var(--border-light);flex-shrink:0;box-shadow:var(--shadow-sm)}.header-left,.header-right,.app-title-group{display:flex;align-items:center}.header-left{flex:1}.header-right{gap:5px}.app-title-group{display:flex;align-items:center;gap:12px}.app-logo-container{display:flex;align-items:center;gap:12px;transition:color var(--transition-fast);cursor:default}.app-logo-container:hover{color:var(--app-blue-hover)}.header-logo-img{width:40px;height:40px;object-fit:contain;filter:drop-shadow(0 2px 4px rgba(0,0,0,.1))}.app-name{margin:0;font-size:1.5rem;font-weight:600;color:var(--app-blue);font-family:Inter,system-ui,-apple-system,sans-serif;text-shadow:0 1px 2px rgba(0,0,0,.05)}.app-footer{background:linear-gradient(180deg,#f8f9fa,#fff);padding:12px 20px;display:flex;gap:12px;align-items:center;flex-shrink:0;border-top:1px solid var(--border-light);box-shadow:0 -2px 10px #0000000d}.app-input{flex:1;padding:12px 16px;border-radius:24px;border:2px solid #e4e6eb;outline:none;font-size:15px;background:#fff;transition:all var(--transition-fast)}.app-input:focus{border-color:var(--app-blue);box-shadow:0 0 0 3px #2481cc1a}.date-divider{text-align:center;margin:24px 0 16px;animation:chatBoxElementAppear .4s ease-out forwards}.date-divider span{background:#a8d5ff;padding:6px 16px;border-radius:16px;font-size:.7rem;color:var(--text-secondary);font-weight:500;box-shadow:var(--shadow-sm);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.message-group{display:flex;flex-direction:column;margin-bottom:16px;max-width:80%;animation:fadeInUp .3s ease}.message-group.me{align-self:flex-end}.message-group.other{align-self:flex-start}.msg-user-info{display:flex;align-items:center;gap:8px;margin-bottom:6px;padding-left:4px;animation:chatBoxElementAppear .4s ease-out forwards}.msg-avatar,.msg-silhouette{width:28px;height:28px;border-radius:50%;object-fit:cover;box-shadow:var(--shadow-sm);flex-shrink:0}.msg-silhouette{background-color:#e4e6eb;background-image:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%23888"><path d="M12 12c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm0 2c-2.67 0-8 1.34-8 4v2h16v-2c0-2.66-5.33-4-8-4z"/></svg>');background-size:cover}.username{color:var(--app-blue);font-weight:600;font-size:13px}.bubbles-container{display:flex;flex-direction:column;gap:3px;animation:chatBoxElementAppear .4s ease-out forwards}.bubble{padding:10px 14px;border-radius:18px;box-shadow:var(--shadow-sm);font-size:15px;display:flex;flex-direction:column;word-wrap:break-word;overflow-wrap:break-word;transition:transform var(--transition-fast)}.bubble:hover{transform:scale(1.01)}.me .bubble{border-top-right-radius:4px;background:var(--user-bubble)}.other .bubble{border-top-left-radius:4px;background:var(--other-bubble)}.bubble .text{line-height:1.5;color:var(--text-primary)}.bubble .time{align-self:flex-end;font-size:11px;color:var(--app-gray);margin-top:4px;font-weight:500}.app-send-btn{padding:12px 24px;background:var(--app-blue);color:#fff;border:none;border-radius:24px;font-weight:600;cursor:pointer;transition:all var(--transition-fast);white-space:nowrap;box-shadow:var(--shadow-sm)}.app-send-btn:hover:not(:disabled){background:var(--app-blue-hover);transform:translateY(-1px);box-shadow:var(--shadow-md)}.app-send-btn:disabled{background:#ccc;cursor:not-allowed;opacity:.6}.about-pill-btn{background:#3892d71a;color:#3892d7;border:1px solid rgba(56,146,215,.2);padding:4px 12px;border-radius:20px;font-size:12px;font-weight:600;cursor:pointer;transition:all .2s ease;outline:none}.about-pill-btn:hover{background:#3892d7;color:#fff;box-shadow:0 2px 8px #3892d74d}.about-pill-btn:active{transform:scale(.95)}.header-logout-btn{background:#3892d71a;border:1px solid rgba(56,146,215,.3);border-radius:8px;color:var(--app-gray);font-size:6px;font-weight:500;cursor:pointer;transition:all var(--transition-fast)}.header-logout-btn:hover{background:#8888881a}.login-screen{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;gap:48px;padding:60px 20px;background:linear-gradient(135deg,#667eea,#764ba2);position:relative;overflow:hidden;text-align:center}.login-screen:before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle,rgba(255,255,255,.1) 1px,transparent 1px);background-size:50px 50px;animation:drift 20s linear infinite;z-index:-1}.login-screen .app-logo-container{display:flex;flex-direction:column;background:#fffffffa;margin-bottom:15px;padding:32px 48px;border-radius:20px;animation:fadeInUp .5s ease-out forwards,pulse 1.5s ease-in-out}.login-screen .app-logo-container:hover{transform:translateY(-2px);box-shadow:0 12px 28px #0003}.title-group{display:flex;flex-direction:column;align-items:center;text-align:center}.app-title{margin:0;font-size:2.2rem;font-weight:700;color:var(--app-blue);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;letter-spacing:-.02em}.app-tagline{margin:4px 0 0;font-size:1.1rem;font-weight:400;color:var(--text-secondary);opacity:.9}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.02)}}.login-content{z-index:1;display:flex;flex-direction:column;align-items:center;gap:32px}.login-description{color:#fffffff2;font-size:1.1rem;max-width:400px;line-height:1.6;font-weight:300;text-shadow:0 2px 4px rgba(0,0,0,.1)}.google-btn{display:flex;align-items:center;justify-content:center;gap:12px;height:50px;padding:0 32px;background-color:#fff;border:none;border-radius:50px;cursor:pointer;transition:all var(--transition-normal);box-shadow:0 8px 20px #00000026;font-size:16px;font-weight:600;color:var(--text-primary);z-index:1}.google-btn:hover{background-color:#f8f9fa;transform:translateY(-2px);box-shadow:0 12px 28px #0003}.google-icon{width:20px;height:20px;object-fit:contain}.user-profile{display:flex;align-items:center;gap:12px;background:#ffffff80;padding:0 4px 0 80px;border-radius:50px;transition:background var(--transition-fast)}.user-profile:hover{background:#fffc}.user-avatar{width:40px;height:40px;border-radius:50%;overflow:hidden;border:2px solid #ffffff;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--app-blue) 0%,var(--app-blue-hover) 100%);box-shadow:var(--shadow-sm);flex-shrink:0}.avatar-img{width:100%;height:100%;object-fit:cover}.avatar-placeholder{color:#fff;font-weight:700;font-size:18px}.user-info{display:flex;flex-direction:column;justify-content:center;min-width:0}.user-name{font-size:14px;font-weight:600;color:var(--text-primary);line-height:1.2;text-overflow:ellipsis;overflow:hidden;white-space:nowrap}.user-email{font-size:11px;color:var(--success-green);font-weight:500;text-overflow:ellipsis;overflow:hidden;white-space:nowrap}.centered-state{display:flex;flex:1;flex-direction:column;align-items:center;justify-content:center;padding:20px;text-align:center}.google-spinner{width:48px;height:48px;border:4px solid #f3f3f3;border-top:4px solid var(--google-blue);border-radius:50%;animation:spin 1s linear infinite,color-phase 4s infinite}.modal-overlay{position:fixed;inset:0;background:#0009;display:flex;justify-content:center;align-items:center;z-index:9999;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);animation:fadeIn .2s ease}.modal-content{background:#fff;padding:32px;border-radius:16px;width:90%;max-width:400px;text-align:center;box-shadow:0 20px 60px #0000004d;animation:slideUp .3s ease;color:var(--text-primary)}.modal-content h3{color:var(--text-primary);margin-top:0}.modal-content p{color:var(--text-secondary)}.modal-content.info-modal{max-width:550px;width:95%}.modal-actions{display:flex;gap:12px;justify-content:center}.modal-actions button{padding:12px 24px;border-radius:8px;font-size:15px;font-weight:600;cursor:pointer;transition:all var(--transition-fast);border:2px solid transparent}.modal-actions button:first-child,.modal-cancel-btn{background:#f0f2f5;color:var(--text-primary);border:1px solid var(--border-light)}.modal-actions button:first-child:hover,.modal-cancel-btn:hover{background:#e4e6eb}.modal-actions button:last-child,.modal-danger-btn{background:transparent;border:2px solid var(--error-red);color:var(--error-red)}.modal-actions button:last-child:hover,.modal-danger-btn:hover{background:var(--error-red);color:#fff}.modal-primary-btn{background:var(--app-blue);color:#fff;border:none;min-width:120px}.modal-primary-btn:hover{background:var(--app-blue-hover)}.modal-cancel-btn{background:#f0f2f5;color:var(--text-primary);border:1px solid var(--border-light)}.modal-cancel-btn:hover{background:#e4e6eb}@keyframes fadeInUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes spin{to{transform:rotate(360deg)}}@keyframes drift{0%{transform:translate(0)}to{transform:translate(50px,50px)}}@keyframes color-phase{0%,to{border-top-color:#4285f4}25%{border-top-color:#ea4335}50%{border-top-color:#fbbc05}75%{border-top-color:#34a853}}@keyframes chatBoxElementAppear{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@media(max-width:768px){.app-wrapper{max-width:100%;box-shadow:none}.app-header{min-height:56px}.app-name{font-size:1.25rem}.app-footer{padding:10px 15px;gap:10px}.app-message-list{padding:15px}.message-group{max-width:85%}.user-info{display:none}button,a,.clickable{min-width:44px}}@media(max-width:480px){.app-header{padding:0 9px;flex-wrap:wrap;gap:8px}.app-tagline{font-size:1rem}.app-title{font-size:1.7rem}.header-logo-img{width:32px;height:32px}.app-name{font-size:1.1rem}.app-footer{padding:8px 12px;gap:8px}.app-input{padding:10px 14px;font-size:14px}.app-send-btn{padding:10px 20px;font-size:14px}.app-message-list{padding:12px}.message-group{max-width:90%}.msg-avatar,.msg-silhouette{width:24px;height:24px}.bubble{padding:9px 12px;font-size:14px}.login-screen{gap:36px;padding:40px 15px}.login-screen .app-logo-container{padding:16px 20px}.login-description{font-size:1rem;max-width:300px}.google-btn{height:46px;padding:0 24px;font-size:15px}.user-avatar{width:32px;height:32px}.avatar-placeholder{font-size:14px}.modal-content{padding:24px;width:95%}.hide-mobile{display:none!important}.show-mobile{display:block!important}.user-profile{padding:0 4px}}@media(max-width:375px){.app-name{font-size:.8rem}}.author-info{margin-top:20px;text-align:center;font-size:.9rem;color:#ffffffd9;z-index:1}.author-links{display:flex;justify-content:center;align-items:center;gap:8px;font-size:.85rem}.author-info a{color:#fffffff2;text-decoration:none}.author-info a:hover{text-decoration:underline;color:#fff}.app-message-list{display:flex;flex-direction:column-reverse;overflow-y:auto;overflow-anchor:none}.app-message-list>div:last-child{overflow-anchor:none}