@keyframes lu-feat-typing{0%,60%,to{opacity:.3;transform:translateY(0)}30%{opacity:1;transform:translateY(-3px)}}@keyframes lu-feat-pulse{0%,to{opacity:.55}50%{opacity:1}}.lu-feat-head{padding:clamp(48px,7vw,84px) clamp(16px,4vw,40px) clamp(28px,4vw,48px)}.lu-feat-head-inner{max-width:1120px;margin:0 auto;text-align:center}.lu-feat-kicker{font-family:var(--font-mono);font-size:.64rem;letter-spacing:.18em;text-transform:uppercase;color:var(--brand-violet-soft);margin-bottom:16px}.lu-feat-h1{margin:0 auto 18px;max-width:760px;font-size:clamp(2.2rem,5vw,3.5rem);line-height:1.05;letter-spacing:-.03em;font-weight:var(--weight-bold);color:var(--text-primary)}.lu-feat-lede{margin:0 auto;max-width:560px;font-size:1.05rem;line-height:1.6;color:var(--text-muted)}.lu-feat-section{padding:clamp(28px,4vw,44px) clamp(16px,4vw,40px)}.lu-feat-section--last{padding-bottom:clamp(44px,6vw,72px)}.lu-feat-row{max-width:1120px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,64px);align-items:center}.lu-feat-order-1{order:1}.lu-feat-order-2{order:2}@media (max-width:860px){.lu-feat-row{grid-template-columns:1fr}}.lu-feat-icon{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:var(--radius-md);margin-bottom:18px}.lu-feat-icon--blue{background:var(--accent-blue-bg);color:var(--accent-blue)}.lu-feat-icon--violet{background:rgba(139,92,246,.15);color:var(--brand-violet-soft)}.lu-feat-icon--purple{background:rgba(167,139,250,.15);color:var(--accent-purple)}.lu-feat-icon--green{background:var(--accent-green-bg);color:var(--accent-emerald)}.lu-feat-h2{margin:0 0 12px;font-size:clamp(1.6rem,3vw,2.2rem);line-height:1.1;letter-spacing:-.02em;font-weight:var(--weight-semibold);color:var(--text-primary)}.lu-feat-p{margin:0 0 22px;font-size:1rem;line-height:1.6;color:var(--text-muted)}.lu-feat-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:12px}.lu-feat-list li{display:flex;gap:10px;align-items:flex-start;font-size:.92rem;color:var(--text-secondary)}.lu-feat-check{color:var(--accent-green);margin-top:2px}.lu-feat-panel{position:relative;isolation:isolate;overflow:hidden;border-radius:var(--radius-xl);padding:16px;background:var(--bg-overlay)}.lu-feat-panel-head{display:flex;align-items:center;gap:8px;padding-bottom:12px;border-bottom:1px solid var(--line-faint);margin-bottom:14px}.lu-feat-panel-model{font-size:.8rem;font-weight:var(--weight-medium);color:var(--text-primary)}.lu-feat-panel-status{margin-left:auto;display:inline-flex;align-items:center;gap:6px;font-family:var(--font-mono);font-size:.62rem;color:var(--accent-green)}.lu-feat-panel-status-dot{width:6px;height:6px;border-radius:9999px;background:var(--accent-green);box-shadow:0 0 6px var(--accent-green)}.lu-feat-chat{display:flex;flex-direction:column;gap:10px}.lu-feat-msg-user{align-self:flex-end;max-width:78%;background:var(--fill-strong);color:var(--text-primary);padding:9px 13px;border-radius:12px 12px 4px 12px;font-size:.84rem;line-height:1.45}.lu-feat-msg-user--code{max-width:80%}.lu-feat-msg-ai-row{display:flex;gap:8px;align-items:flex-start;max-width:88%}.lu-feat-msg-ai-row--code{max-width:90%}.lu-feat-msg-ai-avatar{border-radius:6px;margin-top:2px}.lu-feat-msg-ai{background:var(--fill-subtle);padding:9px 13px;border-radius:12px 12px 12px 4px;font-size:.84rem;line-height:1.5;color:var(--text-secondary)}.lu-feat-mono-hl{font-family:var(--font-mono);color:var(--text-primary)}.lu-feat-typing{display:flex;gap:5px;align-items:center;padding-left:30px}.lu-feat-typing-dot{width:6px;height:6px;border-radius:9999px;background:var(--accent-blue);animation:lu-feat-typing 1.2s infinite}.lu-feat-typing-dot:nth-child(2){animation-delay:.2s}.lu-feat-typing-dot:nth-child(3){animation-delay:.4s}.lu-feat-typing-meta{margin-left:auto;font-size:.6rem;color:var(--text-faint)}.lu-feat-typing-meta--green{color:var(--accent-green)}.lu-feat-img-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:12px}.lu-feat-img-slot{width:100%;aspect-ratio:1;display:block;border-radius:8px;border:1px solid var(--line-faint);background:linear-gradient(135deg,rgba(139,92,246,.16),rgba(17,24,39,.6) 70%)}.lu-feat-img-slot:nth-child(2){background:linear-gradient(215deg,rgba(188,130,242,.18),rgba(17,24,39,.6) 70%)}.lu-feat-img-slot:nth-child(3){background:linear-gradient(35deg,rgba(91,33,182,.35),rgba(17,24,39,.6) 75%)}.lu-feat-img-slot:nth-child(4){background:linear-gradient(325deg,rgba(167,139,250,.16),rgba(17,24,39,.6) 70%)}.lu-feat-img-bar{display:flex;align-items:center;gap:8px;padding:9px 12px;border:1px solid var(--line-subtle);border-radius:var(--radius-md);background:var(--fill-faint)}.lu-feat-img-tag{font-family:var(--font-mono);font-size:.62rem;color:var(--accent-purple)}.lu-feat-img-prompt{font-size:.8rem;color:var(--text-muted)}.lu-feat-img-res{margin-left:auto;font-size:.62rem;color:var(--text-faint)}.lu-feat-vid-frame{position:relative;aspect-ratio:16/9;border-radius:var(--radius-md);overflow:hidden;background:linear-gradient(120deg,#111827,#3b0764 60%,#5b21b6);margin-bottom:12px}.lu-feat-vid-video{position:absolute;inset:0;width:100%;height:100%;display:block;background:linear-gradient(120deg,#111827,#3b0764 40%,#5b21b6 65%,#1e1b4b);background-size:300% 300%;animation:lu-feat-vid-drift 14s ease-in-out infinite}.lu-feat-vid-video:after{content:"";position:absolute;inset:-40%;background:radial-gradient(circle at 30% 40%,rgba(188,130,242,.35),transparent 45%),radial-gradient(circle at 70% 65%,rgba(91,33,182,.5),transparent 50%);animation:lu-feat-vid-orbit 18s linear infinite}@keyframes lu-feat-vid-drift{0%,to{background-position:0 50%}50%{background-position:100% 50%}}@keyframes lu-feat-vid-orbit{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}.lu-feat-vid-live{position:absolute;top:10px;left:10px;z-index:2;display:inline-flex;align-items:center;gap:6px;padding:3px 9px;border-radius:9999px;background:rgba(0,0,0,.5);font-family:var(--font-mono);font-size:.6rem;letter-spacing:.1em;color:var(--accent-emerald)}.lu-feat-vid-live-dot{width:6px;height:6px;border-radius:9999px;background:var(--accent-emerald);box-shadow:0 0 6px var(--accent-emerald);animation:lu-feat-pulse 1.6s infinite}.lu-feat-vid-bar{display:flex;align-items:center;gap:10px}.lu-feat-vid-tag{font-family:var(--font-mono);font-size:.62rem;color:var(--accent-emerald)}.lu-feat-vid-track{flex:1;height:4px;border-radius:9999px;background:var(--fill-subtle);overflow:hidden}.lu-feat-vid-progress{width:64%;height:100%;background:var(--accent-emerald)}.lu-feat-vid-time{font-size:.62rem;color:var(--text-faint)}.lu-feat-cta-section{padding:clamp(16px,3vw,32px) clamp(16px,4vw,40px) clamp(56px,7vw,90px)}.lu-feat-cta{max-width:1120px;margin:0 auto;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px;border:1px solid var(--line-subtle);border-radius:var(--radius-xl);background:var(--bg-panel);padding:clamp(24px,3vw,36px)}.lu-feat-cta-title{margin:0 0 6px;font-size:1.3rem;font-weight:var(--weight-semibold);color:var(--text-primary)}.lu-feat-cta-sub{margin:0;font-size:.92rem;color:var(--text-muted)}.lu-feat-cta-actions{display:flex;gap:12px;flex-wrap:wrap}.lu-feat-btn-primary{display:inline-flex;align-items:center;height:44px;padding:0 20px;font-size:.9rem;font-weight:var(--weight-medium);text-decoration:none;color:#fff;background:var(--brand-violet);border:1px solid var(--brand-violet-strong);border-radius:var(--radius-sm);transition:filter .15s}.lu-feat-btn-primary:hover{filter:brightness(1.15)}.lu-feat-btn-secondary{display:inline-flex;align-items:center;height:44px;padding:0 20px;font-size:.9rem;font-weight:var(--weight-medium);text-decoration:none;color:var(--text-secondary);background:var(--fill-faint);border:1px solid var(--line-subtle);border-radius:var(--radius-sm);transition:color .15s,border-color .15s}.lu-feat-btn-secondary:hover{color:var(--text-primary);border-color:var(--line-strong)}