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.1s forwards fadeInUp}.hero-section .hero-title em{color:#1d9e75;font-style:normal}.hero-section .hero-desc{color:#e0e0e0;opacity:0;max-width:720px;margin:0 auto 3rem;font-size:20px;line-height:1.7;animation:.6s .2s forwards fadeInUp}.hero-section .hero-actions{opacity:0;flex-wrap:wrap;justify-content:center;gap:16px;animation:.6s .3s forwards fadeInUp;display:flex}.btn-lg{border-radius:12px;padding:16px 32px;font-size:16px}.generator-section{justify-content:center;align-items:center;width:100%;max-width:800px;min-height:100vh;margin:0 auto;padding:6rem 2rem;display:flex}.generator-section .gen-card{background:#1e1e1ecc;border:.5px solid #ffffff1a;border-radius:16px;width:100%;padding:2.5rem;box-shadow:0 8px 24px #0000004d}.generator-section .gen-tabs{gap:8px;margin-bottom:2rem;display:flex}.generator-section .gen-tab{cursor:pointer;color:#ffffffb3;background:0 0;border:.5px solid #0000;border-radius:8px;flex:1;padding:12px;font-size:16px;font-weight:500;transition:all .15s}.generator-section .gen-tab.active,.generator-section .gen-tab:hover{color:#ffffffe6;background:#ffffff1a;border-color:#fff3;font-weight:600}.generator-section .tab-content{display:none}.generator-section .tab-content.active{display:block}.generator-section .gen-input-wrap{margin-bottom:1.5rem}.generator-section textarea{resize:vertical;color:#ffffffe6;background:#ffffff1a;border:.5px solid #fff3;border-radius:8px;width:100%;min-height:120px;padding:16px;font-size:16px;line-height:1.6;transition:border-color .15s}.generator-section textarea:focus{border-color:#1d9e75;outline:none}.generator-section textarea::placeholder{color:#ffffff80}.generator-section .upload-zone{text-align:center;cursor:pointer;background:#ffffff1a;border:1px dashed #ffffff4d;border-radius:8px;margin-bottom:1.5rem;padding:3rem;transition:border-color .15s}.generator-section .upload-zone:hover{border-color:#1d9e75}.generator-section .upload-zone 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h2{color:#fff;margin-bottom:1rem;font-size:32px;font-weight:700}.section-header p{color:#e0e0e0;max-width:600px;margin:0 auto;font-size:18px}.agents-section{z-index:1;flex-direction:column;justify-content:center;max-width:1400px;min-height:100vh;margin:0 auto;padding:6rem 2rem;display:flex;position:relative;overflow:visible}.agents-inner{flex-direction:column;gap:2rem;width:100%;max-width:1200px;margin:0 auto;display:flex}.agents-section .section-header{text-align:center;margin-bottom:2rem}.agents-section .section-header h2{color:#fff;margin-bottom:1rem;font-size:48px;font-weight:700}.agents-section .section-header p{color:#e0e0e0;max-width:900px;margin:0 auto;font-size:20px}.agents-grid{scrollbar-width:none;-ms-overflow-style:none;justify-content:center;gap:24px;padding:16px 0;display:flex;overflow-x:auto}.agent-card-container{flex-direction:column;flex:0 0 240px;align-items:center;gap:12px;display:flex;position:relative}.agent-tooltip{opacity:0;visibility:hidden;z-index:9999;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);text-align:center;pointer-events:none;background:#1e1e1ef2;border:1px solid #ffffff1a;border-radius:12px;width:220px;padding:1.5rem;transition:all .3s cubic-bezier(.4,0,.2,1);position:absolute;top:-120px;left:50%;transform:translate(-50%)translateY(10px);box-shadow:0 8px 32px #0000004d}.agent-tooltip:after{content:"";border:10px solid #0000;border-top-color:#1e1e1ef2;position:absolute;top:100%;left:50%;transform:translate(-50%)}.agent-tooltip h3{color:#ffffffe6;margin-bottom:.75rem;font-size:20px;font-weight:600}.agent-tooltip p{color:#ffffffb3;margin:0;font-size:14px;line-height:1.6}.agent-card-container:hover .agent-tooltip{opacity:1;visibility:visible;transform:translate(-50%)translateY(0)}.agents-grid{scrollbar-width:none;-ms-overflow-style:none;z-index:1;justify-content:center;gap:24px;padding:16px 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.agent-card{background-position:bottom;background-size:90%}.agent-tag{border-radius:9999px;margin-top:-10px;padding:10px 20px;font-size:16px;font-weight:500;display:inline-block}.llm-models-section{text-align:center;margin-top:-10px}.llm-models-section .llm-title{color:#fff;margin-bottom:1rem;font-size:24px;font-weight:600}.llm-models-section .llm-icons-row{flex-wrap:wrap;justify-content:center;gap:16px;display:flex}.llm-models-section .llm-icons-row .llm-icon{flex-direction:column;align-items:center;gap:8px;display:flex}.llm-models-section .llm-icons-row .llm-icon .llm-logo{border-radius:12px;justify-content:center;align-items:center;width:60px;height:60px;margin-bottom:4px;display:flex}.llm-models-section .llm-icons-row .llm-icon .llm-logo svg{width:28px;height:28px}.llm-models-section .llm-icons-row .llm-icon .llm-name{color:#fff;font-size:12px;font-weight:500}.scene-preview{flex-direction:column;justify-content:center;max-width:900px;min-height:100vh;margin:0 auto;padding:6rem 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.live-badge{color:#0f6e56;align-items:center;gap:6px;font-size:12px;display:flex}.slide-header .live-badge .live-dot{background:#1d9e75;border-radius:50%;width:8px;height:8px;animation:1.5s ease-in-out infinite pulse}.slide-content{color:#ffffffb3;font-size:14px;line-height:1.7}.slide-content .slide-title{color:#ffffffe6;margin-bottom:12px;font-size:18px;font-weight:600}.slide-content p{margin-bottom:12px}.slide-points{flex-direction:column;gap:8px;display:flex}.slide-points li{align-items:flex-start;gap:8px;font-size:13px;display:flex}.slide-points .point-dot{background:#1d9e75;border-radius:50%;flex-shrink:0;width:6px;height:6px;margin-top:6px}.quiz-q{color:#fff;margin-bottom:1rem;font-size:15px;font-weight:500}.quiz-options{flex-direction:column;gap:8px;display:flex}.quiz-opt{cursor:pointer;background:#fff;border:.5px solid #0000000a;border-radius:8px;padding:10px 14px;font-size:13px;transition:all .15s}.quiz-opt:hover{border-color:#1d9e75}.quiz-opt.correct{color:#0f6e56;background:#e1f5ee;border-color:#1d9e75}.quiz-opt.wrong{color:#c0392b;background:#fee;border-color:#e74c3c}.discussion-msg{gap:10px;margin-bottom:12px;display:flex}.discussion-msg .avatar{border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;font-size:11px;font-weight:600;display:flex}.discussion-msg .bubble{color:#fffc;background:#ffffff1a;border:.5px solid #fff3;border-radius:0 8px 8px;max-width:85%;padding:8px 12px;font-size:13px;line-height:1.5}.discussion-msg.self{flex-direction:row-reverse}.discussion-msg.self .bubble{color:#ffffffe6;background:#1d9e7533;border-color:#1d9e754d;border-radius:8px 0 8px 8px}.footer{color:#fff;background:#1a1a1af2;justify-content:center;align-items:center;height:56px;padding:0 2rem;display:flex}.footer .footer-container{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1rem;width:100%;max-width:1200px;margin:0 auto;display:flex}.footer .footer-brand{align-items:center;display:flex}.footer .footer-brand .footer-logo{margin-right:1rem;font-size:15px;font-weight:600}.footer .footer-brand p{color:#ffffffb3;margin:0;font-size:12px}.footer .footer-contact{flex-wrap:wrap;align-items:center;gap:1.5rem;display:flex}.footer .footer-contact-item{color:#fffc;align-items:center;gap:6px;transition:color .15s;display:flex}.footer .footer-contact-item:hover{color:#fff}.footer .footer-contact-item svg{opacity:.8;width:14px;height:14px}.footer .footer-contact-item a{color:inherit;font-size:12px}.footer .footer-contact-item a:hover{text-decoration:underline}.footer .footer-beian{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.footer .footer-beian a{color:#fffc;align-items:center;gap:4px;font-size:11px;transition:color .15s;display:inline-flex}.footer .footer-beian a:hover{color:#fff}.footer .footer-beian a img{width:12px;height:12px}.footer .footer-beian .beian-divider{color:#ffffff4d;font-size:11px}.footer .footer-copyright{color:#ffffff80;margin:0;font-size:11px}@media (width<=768px){.footer{height:auto;padding:1rem}.footer .footer-container{text-align:center;flex-direction:column;gap:.75rem}.footer .footer-brand{flex-direction:column;gap:.25rem;margin-right:0}.footer .footer-contact{justify-content:center}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}@media (width<=768px){.hero-section{padding:5rem 1.5rem 3rem}.hero-section .hero-title{font-size:24px}.hero-section .hero-desc{font-size:14px}.generator-section{padding:0 1rem}.generator-section .gen-card{padding:1rem}.features-section,.agents-section,.scene-preview{padding:3rem 1rem}.section-header h2{font-size:1.25rem}}