.supplement-title{background:linear-gradient(135deg,#3498db,#2980b9);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.supplement-cta-section{background:linear-gradient(135deg,#3498db,#2980b9)}.supplement-cta-button{background:#fff;color:#3498db}.supplement-cta-button.secondary{border-color:#fff;color:#fff}.supplement-cta-button.secondary:hover{background:#fff;color:#3498db}.vitamin-b1-benefit{background:linear-gradient(135deg,#ebf5fb,#d6eaf8);border-left-color:#3498db;border-left-width:4px}.supplement-table{box-shadow:0 4px 15px rgba(52,152,219,.1)}.supplement-table th{background:linear-gradient(135deg,#3498db,#2980b9);color:#fff}.supplement-research-section{background:linear-gradient(135deg,#ebf5fb,#d6eaf8);border:1px solid #aed6f1}.supplement-warning{background:linear-gradient(135deg,#fff3cd,#ffeaa7);border-color:#f39c12;color:#d68910}.supplement-warning strong{color:#d68910}.deficiency-section{background:#fff8f3;border:1px solid #ffeaa7;border-radius:8px;padding:20px;margin:20px 0}@media (max-width:768px){.supplement-title{font-size:1.8rem}.supplement-cta-title{font-size:1.5rem}.deficiency-section{padding:15px}}