/* CASTING LAB v126: lightweight YouTube-only AI production portfolio. */
.ai-youtube-grid{display:grid;grid-template-columns:1fr;gap:14px}.ai-youtube-card{border:1px solid #e2e3dd;border-radius:16px;background:#fff;overflow:hidden}.ai-youtube-thumb,.ai-youtube-card iframe{display:block;width:100%;aspect-ratio:16/9;border:0;background:#111}.ai-youtube-thumb{position:relative;padding:0;overflow:hidden}.ai-youtube-thumb img{display:block;width:100%;height:100%;object-fit:cover}.ai-youtube-thumb:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.02),rgba(0,0,0,.24))}.ai-youtube-thumb span{position:absolute;z-index:2;left:50%;top:50%;transform:translate(-50%,-50%);display:grid;place-items:center;width:54px;height:54px;border-radius:50%;background:rgba(255,255,255,.94);color:#111;font-size:20px;padding-left:3px;box-shadow:0 8px 24px rgba(0,0,0,.22)}.ai-youtube-copy{padding:13px 14px 15px}.ai-youtube-copy b{display:block;font-size:14px;line-height:1.4}.ai-youtube-copy small{display:block;margin-top:6px;color:#6f736d;font-size:10px;line-height:1.55}.ai-youtube-copy p{margin:8px 0 0;color:#555b55;font-size:11px;line-height:1.6}@media(min-width:820px){.seo-youtube-v126 .ai-youtube-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}