.tesina-hero{background:#0a0a14;color:white;padding:72px 24px;position:relative;overflow:hidden;text-align:center}#neuralCanvas{position:absolute;inset:0;width:100%;height:100%;z-index:1;opacity:0.55}#neuralCanvas{position:absolute;inset:0;width:100%;height:100%;z-index:1;opacity:0.6}.tesina-hero-inner{position:relative;z-index:2;max-width:820px;margin:0 auto}.tesina-badge{display:inline-block;background:rgba(0,200,255,0.15);border:1px solid rgba(0,200,255,0.4);color:#00c8ff;font-size:0.72rem;font-weight:700;letter-spacing:0.12em;text-transform:uppercase;padding:4px 16px;border-radius:20px;margin-bottom:20px}.tesina-hero h1{font-family:'Merriweather',serif;font-size:clamp(1.8rem,5vw,3rem);font-weight:900;line-height:1.2;margin-bottom:20px;color:white}.tesina-hero h1 em{font-style:normal;color:#00c8ff;text-shadow:0 0 20px rgba(0,200,255,0.5)}.tesina-hero p{font-size:1.05rem;color:rgba(255,255,255,0.65);max-width:600px;margin:0 auto 36px;line-height:1.7}.tesina-meta{display:flex;justify-content:center;gap:24px;flex-wrap:wrap;font-size:0.82rem;color:rgba(255,255,255,0.45);margin-bottom:32px}.tesina-meta span{color:rgba(255,255,255,0.45)}.download-btn{display:inline-flex;align-items:center;gap:10px;background:linear-gradient(135deg,#00c8ff,#00e5b0);color:#0a0a14;padding:14px 32px;border-radius:10px;font-weight:800;font-size:1rem;transition:transform 0.2s,box-shadow 0.2s;text-decoration:none}.download-btn{transition:transform 0.25s var(--ease),box-shadow 0.25s var(--ease)}.download-btn:hover{transform:translateY(-3px);box-shadow:0 10px 32px rgba(0,200,255,0.4)}.download-note{font-size:0.78rem;color:rgba(255,255,255,0.3);margin-top:10px}.art-layout{max-width:1100px;margin:0 auto;padding:56px 24px;display:grid;grid-template-columns:1fr 300px;gap:56px;align-items:start}.art-content{font-size:1.05rem;line-height:1.8;color:#333}.art-content h2{font-family:'Merriweather',serif;font-size:1.4rem;font-weight:900;color:#1c1c1e;margin:40px 0 16px;padding-bottom:10px;border-bottom:2px solid #e8e8ed}.art-content p{margin-bottom:18px}.tech-pills{display:flex;flex-wrap:wrap;gap:10px;margin:20px 0 28px}.tech-pill{display:flex;align-items:center;gap:6px;padding:6px 14px;background:#f0f8ff;border:1.5px solid #c5d8f7;border-radius:20px;font-size:0.85rem;font-weight:600;color:#1a1f5e}.feature-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:24px 0}.feature-card{background:#f5f5f7;border-radius:12px;padding:20px;border:1.5px solid #e8e8ed;transition:transform 0.25s var(--ease),box-shadow 0.25s var(--ease),background 0.25s}.feature-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);background:white}.feature-card .icon{font-size:1.8rem;margin-bottom:10px}.feature-card h4{font-size:0.95rem;font-weight:700;margin-bottom:6px;color:#1c1c1e}.feature-card p{font-size:0.82rem;color:#555;line-height:1.5;margin:0}.quote-finale{background:#0a0a14;color:white;border-radius:16px;padding:36px;text-align:center;margin:40px 0;position:relative;overflow:hidden}.quote-finale::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 70% 60% at 50% 50%,rgba(0,200,255,0.1) 0%,transparent 70%)}.quote-finale blockquote{font-family:'Merriweather',serif;font-size:1.2rem;font-style:italic;color:#00c8ff;position:relative;z-index:1;line-height:1.6;text-shadow:0 0 20px rgba(0,200,255,0.3)}.quote-finale cite{display:block;font-size:0.8rem;color:rgba(255,255,255,0.4);margin-top:12px;font-style:normal;position:relative;z-index:1}.yt-video-card{border:1.5px solid #e8e8ed;border-radius:14px;overflow:hidden;margin:24px 0;background:white;box-shadow:0 2px 12px rgba(0,0,0,0.07)}.yt-embed-wrap{position:relative;padding-bottom:56.25%;height:0;overflow:hidden;background:#000;display:block}.yt-embed-wrap img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform 0.3s}.yt-embed-wrap:hover img{transform:scale(1.04)}.yt-play-overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:rgba(0,0,0,0.15);transition:background 0.2s}.yt-embed-wrap:hover .yt-play-overlay{background:rgba(0,0,0,0.35)}.yt-play-icon{width:64px;height:64px;border-radius:50%;background:#cc0000;color:white;display:flex;align-items:center;justify-content:center;font-size:1.6rem;padding-left:5px;box-shadow:0 4px 20px rgba(204,0,0,0.5);transition:transform 0.2s}.yt-embed-wrap:hover .yt-play-icon{transform:scale(1.1)}.yt-video-info{padding:18px 20px}.yt-label{font-size:0.72rem;font-weight:700;text-transform:uppercase;letter-spacing:0.08em;color:#cc0000;display:block;margin-bottom:6px}.yt-video-info h3{font-size:1rem;font-weight:700;color:#1c1c1e;margin-bottom:4px}.yt-video-info p{font-size:0.85rem;color:#555;margin-bottom:12px}.yt-open-btn{display:inline-block;font-size:0.82rem;font-weight:700;color:#cc0000;text-decoration:none;border:1.5px solid #cc0000;padding:5px 14px;border-radius:20px;transition:all 0.2s}.yt-open-btn:hover{background:#cc0000;color:white}.yt-section{background:linear-gradient(135deg,#ff0000,#cc0000);border-radius:16px;padding:32px;color:white;margin:40px 0;text-align:center}.yt-section h3{font-family:'Merriweather',serif;font-size:1.3rem;margin-bottom:10px}.yt-section p{font-size:0.9rem;color:rgba(255,255,255,0.8);margin-bottom:20px}.yt-btn{display:inline-flex;align-items:center;gap:8px;background:white;color:#cc0000;padding:12px 24px;border-radius:8px;font-weight:700;font-size:0.9rem;text-decoration:none;transition:transform 0.25s var(--ease),box-shadow 0.25s var(--ease);box-shadow:0 4px 14px rgba(0,0,0,0.15)}.yt-btn:hover{transform:translateY(-3px);box-shadow:0 10px 26px rgba(0,0,0,0.25)}.download-box{background:#0a0a14;border:1.5px solid rgba(0,200,255,0.3);border-radius:14px;padding:28px;text-align:center;margin:32px 0}.download-box h3{color:#00c8ff;font-size:1rem;margin-bottom:8px}.download-box p{font-size:0.85rem;color:rgba(255,255,255,0.5);margin-bottom:16px}.download-box .warning{font-size:0.75rem;color:rgba(255,200,0,0.7);margin-top:10px}.art-tags-section{display:flex;gap:8px;flex-wrap:wrap;margin-top:40px;padding-top:24px;border-top:1.5px solid #e8e8ed}.tag{font-size:0.78rem;padding:4px 12px;background:#fff3ef;color:#ff5722;border-radius:20px;font-weight:600}.sidebar{position:sticky;top:88px}.sidebar-card{background:#f5f5f7;border-radius:12px;padding:22px;margin-bottom:18px;border:1.5px solid transparent;transition:border-color 0.25s,box-shadow 0.25s}.sidebar-card:not(.dark):hover{border-color:#e8e8ed;box-shadow:var(--shadow-soft)}.sidebar-card h3{font-size:0.9rem;font-weight:700;margin-bottom:14px;color:#1c1c1e}.author-box{display:flex;align-items:center;gap:12px}.author-avatar{width:48px;height:48px;border-radius:50%;background:linear-gradient(135deg,#1a1f5e,#2d35a0);display:flex;align-items:center;justify-content:center;font-size:1.4rem;flex-shrink:0}.author-name{font-weight:700;font-size:0.9rem}.author-desc{font-size:0.78rem;color:#555;margin-top:2px}.info-row{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px solid #e8e8ed;font-size:0.82rem}.info-row:last-child{border-bottom:none}.info-row .label{color:#555}.info-row .value{font-weight:600;color:#1c1c1e}.sidebar-card.dark{background:#0a0a14;border:1px solid rgba(0,200,255,0.2);color:white;text-align:center}.sidebar-card.dark h3{color:#00c8ff}.sidebar-card.dark p{font-size:0.82rem;color:rgba(255,255,255,0.5);margin-bottom:14px}.sidebar-dl-btn{display:block;background:linear-gradient(135deg,#00c8ff,#00e5b0);color:#0a0a14;padding:10px;border-radius:8px;font-weight:800;font-size:0.85rem;text-align:center;text-decoration:none;transition:transform 0.25s var(--ease),box-shadow 0.25s var(--ease)}.sidebar-dl-btn:hover{transform:translateY(-2px);box-shadow:0 8px 22px rgba(0,200,255,0.35)}@media (max-width:768px){.art-layout{grid-template-columns:1fr}.sidebar{position:static}.feature-grid{grid-template-columns:1fr}}