.avb-video-section{max-width:1100px;margin:32px auto;padding:20px 16px 22px;background:linear-gradient(135deg,#ffffff,#f5f7ff);border-radius:16px;box-shadow:0 8px 20px rgba(0,0,0,0.06);border:1px solid rgba(0,0,0,0.04);position:relative;overflow:hidden}.avb-video-section::before{content:"";position:absolute;left:-48px;top:-48px;width:130px;height:130px;background:radial-gradient(circle at center,rgba(211,47,47,0.16),transparent 60%);opacity:.85;pointer-events:none}.avb-video-grid{display:block;position:relative;z-index:1}.avb-video-container{background:#ffffff;border-radius:14px;padding:12px 12px 14px;box-shadow:0 4px 14px rgba(0,0,0,0.04);border:1px solid rgba(0,0,0,0.04);transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}.avb-video-container:hover{transform:translateY(-3px);box-shadow:0 10px 24px rgba(0,0,0,0.08);border-color:rgba(211,47,47,0.24)}.avb-video-title{font-size:15px;font-weight:700;color:#222;margin:0 0 10px;display:flex;align-items:center;gap:6px}.avb-video-title::before{content:"▶";font-size:12px;color:#d32f2f}.avb-video-embed{position:relative;width:100%;padding-bottom:56.25%;height:0;overflow:hidden;border-radius:10px;background:#000}.avb-video-embed iframe,.avb-video-embed object,.avb-video-embed embed{position:absolute;inset:0;width:100%;height:100%}