.ai-hub{--bg:#0a0a0f;--surface:#13131c;--surface2:#1c1c2e;--accent:#8c7dff;--accent2:#ff6a9e;--accent3:#6affcc;--text:#e8e8f0;--text-strong:#fff;--muted:#8484b8;--border:#ffffff12;--card-hover-shadow:#7c6aff1f;--cta-bg:#7c6aff12;--cta-border:#7c6aff26;--divider-color:#ffffff12;--gradient-overlay1:#7c6aff1f;--gradient-overlay2:#6affcc14}html[data-theme=light] .ai-hub{--bg:#f5f5fa;--surface:#fff;--surface2:#eeeef7;--accent:#5b4de0;--accent2:#c02056;--accent3:#0a805f;--text:#1a1a2e;--text-strong:#0a0a1a;--muted:#5a5a80;--border:#00000014;--card-hover-shadow:#5b4de01a;--cta-bg:#5b4de00d;--cta-border:#5b4de033;--divider-color:#00000014;--gradient-overlay1:#5b4de012;--gradient-overlay2:#0daa7e0d}.ai-hub *{box-sizing:border-box;margin:0}.ai-hub{background:var(--bg);color:var(--text);min-height:100vh;padding-block:40px 80px;padding-inline:0;font-family:DM Sans,sans-serif;transition:background .35s,color .35s;overflow-x:hidden}.ai-hub:before{content:"";background:radial-gradient(ellipse 60% 40% at 15% 20%,var(--gradient-overlay1) 0%,transparent 60%),radial-gradient(ellipse 50% 30% at 85% 70%,var(--gradient-overlay2) 0%,transparent 60%);pointer-events:none;z-index:0;transition:background .35s;position:fixed;inset:0}.ai-hub .article-content{z-index:1;margin-inline:auto;position:relative}.ai-hub .header{text-align:center;margin-bottom:56px;animation:.7s both aih-fadeDown}.ai-hub .tag{color:var(--accent);letter-spacing:.15em;text-transform:uppercase;background:#7c6aff26;border:1px solid #7c6aff4d;border-radius:100px;margin-bottom:20px;padding:6px 16px;font-size:11px;font-weight:600;display:inline-block}.ai-hub h1{margin-bottom:16px;font-family:Syne,sans-serif;font-size:clamp(2rem,5vw,3.5rem);font-weight:800;line-height:1.1}html[data-theme=dark] .ai-hub h1{background:linear-gradient(135deg,#fff 30%,var(--accent) 70%,var(--accent2));-webkit-text-fill-color:transparent;background-clip:text}html[data-theme=light] .ai-hub h1{background:linear-gradient(135deg,#1a1a2e 20%,var(--accent) 60%,var(--accent2));-webkit-text-fill-color:transparent;background-clip:text}.ai-hub .subtitle{color:var(--muted);max-width:520px;margin:0 auto 32px;font-size:1.05rem;font-weight:300;line-height:1.6}.ai-hub .stats{flex-wrap:wrap;justify-content:center;gap:32px;display:flex}.ai-hub .stat{flex-direction:column;align-items:center;gap:4px;display:flex}.ai-hub .stat-number{background:linear-gradient(135deg,var(--accent3),var(--accent));-webkit-text-fill-color:transparent;background-clip:text;font-family:Syne,sans-serif;font-size:1.8rem;font-weight:800}.ai-hub .stat-label{color:var(--muted);text-transform:uppercase;letter-spacing:.1em;font-size:.75rem}.ai-hub .serie-objectif{background:var(--surface);border:1px solid var(--border);border-radius:20px;margin-bottom:48px;padding:36px 40px;animation:.6s .1s both aih-fadeUp;position:relative;overflow:hidden}.ai-hub .serie-objectif:before{content:"";background:linear-gradient(90deg,var(--accent),var(--accent2),var(--accent3));height:3px;position:absolute;top:0;left:0;right:0}.ai-hub .objectif-label{letter-spacing:.15em;text-transform:uppercase;color:var(--accent);align-items:center;gap:10px;margin-bottom:16px;font-size:.68rem;font-weight:700;display:flex}.ai-hub .objectif-label:after{content:"";background:var(--border);flex:1;height:1px}.ai-hub .objectif-title{color:var(--text-strong);margin-bottom:14px;font-family:Syne,sans-serif;font-size:1.3rem;font-weight:800;line-height:1.3}.ai-hub .objectif-text{color:var(--text);margin-bottom:24px;font-size:.95rem;line-height:1.85}.ai-hub .objectif-grid{grid-template-columns:repeat(3,1fr);gap:14px;display:grid}.ai-hub .objectif-item{background:var(--surface2);border:1px solid var(--border);border-radius:12px;padding:16px}.ai-hub .objectif-item-icon{margin-bottom:8px;font-size:1.4rem}.ai-hub .objectif-item-title{color:var(--text-strong);margin-bottom:4px;font-family:Syne,sans-serif;font-size:.82rem;font-weight:700}.ai-hub .objectif-item-text{color:var(--muted);font-size:.78rem;line-height:1.5}.ai-hub .articles{flex-direction:column;gap:16px;display:flex}.ai-hub .article-card{background:var(--surface);border:1px solid var(--border);cursor:pointer;border-radius:16px;transition:border-color .25s,transform .2s,box-shadow .25s;animation:.6s both aih-fadeUp;overflow:hidden}.ai-hub .article-card:hover{box-shadow:0 16px 40px var(--card-hover-shadow);border-color:#7c6aff66;transform:translateY(-2px)}.ai-hub .article-card.open{border-color:#7c6aff80;box-shadow:0 0 0 1px #7c6aff33,0 16px 40px #7c6aff1f}.ai-hub .card-header{align-items:center;gap:20px;padding:24px 28px;display:flex}.ai-hub .article-num{letter-spacing:.12em;color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent2));border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;font-family:Syne,sans-serif;font-size:.65rem;font-weight:700;display:flex}.ai-hub .card-title-group{flex:1}.ai-hub .article-title{color:var(--text);margin-bottom:6px;font-family:Syne,sans-serif;font-size:1.05rem;font-weight:700;line-height:1.3}.ai-hub .article-hook{letter-spacing:.08em;text-transform:uppercase;color:var(--accent);background:#7c6aff1a;border:1px solid #7c6aff33;border-radius:100px;padding:2px 10px;font-size:.72rem;font-weight:700;display:inline-block}html[data-theme=light] .ai-hub .article-hook{background:#5b4de012;border-color:#5b4de033}.ai-hub .card-meta{flex-direction:column;flex-shrink:0;align-items:flex-end;gap:6px;display:flex}.ai-hub .pill{border-radius:100px;padding:3px 10px;font-size:.7rem;font-weight:500}.ai-hub .pill-time{color:var(--accent3);background:#6affcc1a;border:1px solid #6affcc33}html[data-theme=light] .ai-hub .pill-time{background:#0daa7e14;border-color:#0daa7e40}.ai-hub .pill-type{color:var(--accent2);background:#ff6a9e1a;border:1px solid #ff6a9e33}html[data-theme=light] .ai-hub .pill-type{background:#e0326a14;border-color:#e0326a40}.ai-hub .chevron{color:var(--muted);flex-shrink:0;font-size:1.1rem;transition:transform .3s}.ai-hub .article-card.open .chevron{transform:rotate(180deg)}.ai-hub .card-body{max-height:0;transition:max-height .4s cubic-bezier(.4,0,.2,1);overflow:hidden}.ai-hub .article-card.open .card-body{max-height:800px}.ai-hub .card-inner{border-top:1px solid var(--border);grid-template-columns:1fr 1fr;gap:24px;padding:24px 28px;display:grid}@media (width<=600px){.ai-hub .card-inner{grid-template-columns:1fr}.ai-hub .card-header{gap:14px;padding:18px 20px}}.ai-hub .section-label{letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin-bottom:10px;font-size:.68rem;font-weight:700}.ai-hub .section-content{color:var(--muted);font-size:.88rem;line-height:1.65}.ai-hub .section-content ul{flex-direction:column;gap:6px;list-style:none;display:flex}.ai-hub .section-content li{align-items:flex-start;gap:8px;display:flex}.ai-hub .section-content li:before{content:"→";color:var(--accent);flex-shrink:0;margin-top:1px}.ai-hub .cta-box{background:var(--cta-bg);border:1px solid var(--cta-border);color:var(--accent);border-radius:10px;grid-column:1/-1;align-items:center;gap:10px;padding:14px 18px;font-size:.85rem;font-style:italic;display:flex}.ai-hub .cta-box span{font-size:1.2rem}.ai-hub .read-btn{background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;letter-spacing:.05em;text-transform:uppercase;border-radius:100px;grid-column:1/-1;justify-content:center;align-items:center;gap:8px;margin-top:4px;padding:12px 24px;font-family:Syne,sans-serif;font-size:.85rem;font-weight:700;text-decoration:none;transition:opacity .2s,transform .2s;display:inline-flex}.ai-hub .read-btn:hover{opacity:.9;transform:translateY(-1px)}.ai-hub .divider{align-items:center;gap:16px;margin:48px 0 36px;animation:.6s .2s both aih-fadeUp;display:flex}.ai-hub .divider-line{background:linear-gradient(to right,transparent,var(--divider-color),transparent);flex:1;height:1px}.ai-hub .divider-text{letter-spacing:.15em;text-transform:uppercase;color:var(--muted);white-space:nowrap;font-size:.7rem;font-weight:700}@keyframes aih-fadeDown{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}@keyframes aih-fadeUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.ai-hub .article-card:first-child{animation-delay:.1s}.ai-hub .article-card:nth-child(2){animation-delay:.2s}.ai-hub .article-card:nth-child(3){animation-delay:.3s}.ai-hub .article-card:nth-child(4){animation-delay:.4s}.ai-hub .article-card:nth-child(5){animation-delay:.5s}.ai-hub .footer-note{text-align:center;color:var(--muted);margin-top:48px;font-size:.82rem;animation:.6s .7s both aih-fadeUp}.ai-hub .footer-note a{color:var(--accent);text-decoration:none}.ai-hub .footer-note a:hover{text-decoration:underline}