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20px;color:#1a1a1a}.mastery-rbbk .cta-section h2{font-size:clamp(1.8rem,4vw,2.9rem);margin-bottom:20px;color:#00031}.mastery-rbbk .cta-section p{font-size:1.1rem;color:#1a1a1a;max-width:750px;margin:0 auto 12px;line-height:1.7}.mastery-rbbk .cta-section .cta-wrap{margin-top:32px}@media (max-width:768px){.mastery-rbbk .benefits-grid,.mastery-rbbk .episodes-grid{grid-template-columns:1fr}.mastery-rbbk .benefit-card-4th{grid-column:1}.mastery-rbbk .hero-btns{flex-direction:column;align-items:center}}@media (max-width:480px){.mastery-rbbk .cta-btn-green,.mastery-rbbk .cta-btn-orange{width:100%;text-align:center}}.mastery-rbbk .modal-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.75);z-index:99999;align-items:center;justify-content:center}.mastery-rbbk .modal-box{background:#fff;border-radius:12px;width:90%;max-width:560px;height:720px;position:relative;overflow:hidden}.mastery-rbbk .modal-close{position:absolute;top:10px;right:14px;font-size:1.8rem;line-height:1;cursor:pointer;color:#333;background:0 0;border:0;z-index:10;font-weight:700}.mastery-rbbk .modal-box iframe{width:100%;height:100%;border:0;border-radius:12px}