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a:hover{color:#42a5f5}.footer__bottom{display:flex;justify-content:space-between;align-items:center;padding:24px 0}.footer__bottom p{font-size:.82rem;color:#ffffff59}.footer__social{display:flex;gap:16px}.footer__social a{width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:8px;background:#ffffff0d;color:#ffffff73;font-size:16px;text-decoration:none;transition:all .3s ease}.footer__social a:hover{background:#2196f333;color:#42a5f5}@media(max-width:768px){.footer__top{grid-template-columns:1fr;gap:32px}.footer__links{grid-template-columns:repeat(3,1fr);gap:20px}.footer__bottom{flex-direction:column;gap:16px;text-align:center}.footer__container{padding:0 20px}}@media(max-width:480px){.footer__links{grid-template-columns:1fr 1fr}}.demo{min-height:100vh;background:linear-gradient(135deg,#0a0f1e,#1a2744,#0d1b2a);padding:40px 24px 80px}.demo__header{max-width:1200px;margin:0 auto 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.demo__card-btn-arrow{opacity:1}button.demo__card-btn{cursor:pointer;text-align:left}.demo__modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:9999;background:#000000a6;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);display:flex;align-items:center;justify-content:center;padding:24px;animation:modalFadeIn .2s ease}@keyframes modalFadeIn{0%{opacity:0}to{opacity:1}}.demo__modal{position:relative;width:100%;max-width:520px;transition:max-width .3s ease;background:linear-gradient(145deg,#1a2744,#0d1b2a);border:1px solid rgba(255,255,255,.12);border-radius:20px;padding:36px 32px 32px;box-shadow:0 24px 64px #00000080;animation:modalSlideUp .25s ease}@keyframes modalSlideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.demo__modal-close{position:absolute;top:16px;right:16px;width:36px;height:36px;border-radius:50%;border:none;background:#ffffff14;color:#ffffff80;font-size:1rem;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s ease}.demo__modal-close:hover{background:#ffffff26;color:#fff}.demo__modal-header{display:flex;align-items:center;gap:14px;margin-bottom:16px}.demo__modal-icon-wrap{width:48px;height:48px;border-radius:12px;background:linear-gradient(135deg,#1a3a6e,#2563eb);display:flex;align-items:center;justify-content:center;font-size:1.2rem;color:#fff;flex-shrink:0}.demo__modal-back{width:36px;height:36px;border-radius:8px;border:none;background:#ffffff14;color:#fff9;font-size:.95rem;cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:all .2s ease}.demo__modal-back:hover{background:#ffffff26;color:#fff}.demo__modal-title{font-size:1.3rem;font-weight:700;color:#fff;margin:0;font-family:Noto Sans TC,sans-serif}.demo__modal-desc{font-size:.95rem;line-height:1.7;color:#fff9;font-family:Noto Sans TC,sans-serif;margin-bottom:24px}.demo__modal-desc strong{color:#7db3ff}.demo__modal-choices{display:flex;flex-direction:column;gap:10px}.demo__modal-choice{display:flex;align-items:center;gap:14px;padding:16px 18px;border-radius:12px;border:1px solid rgba(255,255,255,.1);background:#ffffff0a;cursor:pointer;transition:all .2s ease;text-decoration:none;font-family:Noto Sans TC,sans-serif;color:inherit}.demo__modal-choice:hover{background:#ffffff14;border-color:#fff3;transform:translate(4px)}.demo__modal-choice-icon{width:42px;height:42px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:1.1rem;flex-shrink:0}.demo__modal-choice--download .demo__modal-choice-icon{background:#2563eb26;color:#5b8def}.demo__modal-choice--video .demo__modal-choice-icon{background:#10b98126;color:#10b981}.demo__modal-choice--go .demo__modal-choice-icon{background:#fbbf2426;color:#fbbf24}.demo__modal-choice--go{text-align:center}.demo__modal-choice--go .demo__modal-choice-text{align-items:center}.demo__modal-choice-text{flex:1;display:flex;flex-direction:column;gap:2px}.demo__modal-choice-label{font-size:.95rem;font-weight:600;color:#fff}.demo__modal-choice-hint{font-size:.8rem;color:#ffffff73}.demo__modal-choice-arrow{font-size:.75rem;color:#ffffff4d;flex-shrink:0}.demo__modal-choice:hover .demo__modal-choice-arrow{color:#fff9}.demo__modal--video{max-width:1100px}.demo__modal-video-player{margin-top:16px;border-radius:12px;overflow:hidden;border:1px solid rgba(255,255,255,.1);background:#000}.demo__modal-video-el{width:100%;display:block}@media(max-width:560px){.demo__modal{padding:28px 20px 24px;max-width:100%}.demo__modal-choice{padding:14px;gap:10px}}.demo__engine{max-width:1200px;margin:0 auto}.demo__engine-connector{display:flex;align-items:center;justify-content:center;padding:28px 0;gap:0}.demo__engine-line{width:60px;height:2px;background:linear-gradient(90deg,transparent,rgba(139,92,246,.5),transparent)}.demo__engine-dot{width:12px;height:12px;border-radius:50%;background:#8b5cf6;box-shadow:0 0 12px #8b5cf699;flex-shrink:0}.demo__engine-card{background:linear-gradient(145deg,#8b5cf614,#1e143c99);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid rgba(139,92,246,.25);border-radius:16px;padding:40px 36px;display:flex;gap:40px;align-items:flex-start}.demo__engine-left{flex:1;display:flex;gap:20px}.demo__engine-icon{width:56px;height:56px;border-radius:14px;background:linear-gradient(135deg,#8b5cf6,#6d28d9);display:flex;align-items:center;justify-content:center;font-size:1.4rem;color:#fff;flex-shrink:0;box-shadow:0 4px 16px #8b5cf659}.demo__engine-label{font-size:1rem;font-weight:700;letter-spacing:1px;color:#a78bfa;margin-bottom:10px;font-family:Noto Sans TC,sans-serif}.demo__engine-title-zh{font-size:1.55rem;font-weight:700;color:#fff;font-family:Noto Sans TC,sans-serif;margin-bottom:14px}.demo__engine-desc{font-size:1.02rem;line-height:1.8;color:#ffffffbf;margin-bottom:6px}.demo__engine-desc--zh{font-family:Noto Sans TC,sans-serif}.demo__engine-right{width:320px;flex-shrink:0;display:flex;flex-direction:column;gap:16px}.demo__engine-features{display:grid;grid-template-columns:auto auto;gap:12px 20px;justify-content:start}.demo__engine-feature{display:flex;align-items:center;gap:8px;font-size:.95rem;color:#ffffffbf;font-family:Noto Sans TC,sans-serif;white-space:nowrap}.demo__engine-feature i{color:#a78bfa;font-size:.85rem;width:18px;text-align:center;flex-shrink:0}.demo__engine-btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:14px 24px;border-radius:10px;background:linear-gradient(135deg,#8b5cf6,#6d28d9);color:#fff;text-decoration:none;font-size:.95rem;font-weight:600;transition:all .2s ease;font-family:Noto Sans TC,sans-serif;box-shadow:0 4px 16px #8b5cf64d}.demo__engine-btn:hover{transform:translateY(-2px);box-shadow:0 6px 24px #8b5cf680}@media(max-width:1024px){.demo__grid{grid-template-columns:1fr;max-width:600px}.demo__engine-card{flex-direction:column;gap:24px}.demo__engine-right{width:100%}.demo__engine-left{flex-direction:column}}@media(max-width:768px){.demo{padding:24px 16px 60px}.demo__title{font-size:1.6rem}.demo__subtitle{font-size:.95rem}.demo__card{padding:28px 20px 24px}.demo__engine-card{padding:24px 20px}.demo__engine-features{grid-template-columns:1fr}}.App{min-height:100vh}