*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background-color:#f5f6f8;color:#1a1a2e;line-height:1.6;min-height:100vh}.container{max-width:480px;margin:0 auto;background:#fff;min-height:100vh}.top-bar{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;border-bottom:1px solid #e8e8e8;background:#fff}.top-bar-left{display:flex;align-items:center;gap:10px}.costco-logo{height:32px;width:auto;object-fit:contain}.nav-title{font-size:16px;font-weight:700;color:#1a1a2e}.top-bar-right{display:flex;align-items:center}.limited-badge{font-size:12px;font-weight:500;color:#555;border:1px solid #ddd;border-radius:20px;padding:4px 12px}.hero-section{padding:32px 24px;text-align:center;background:#f9fafb}.up-to-label{font-size:12px;font-weight:600;letter-spacing:3px;color:#888;text-transform:uppercase;margin-bottom:8px}.hero-title{font-size:32px;font-weight:800;color:#1a1a2e;line-height:1.2;margin-bottom:16px}.amount-red{color:#c4151c}.hero-subtitle{font-size:15px;color:#666;margin-bottom:32px;line-height:1.5}.how-to-claim-label{font-size:12px;font-weight:600;letter-spacing:3px;color:#888;text-transform:uppercase;margin-bottom:16px}.steps-card{background:#fff;border:1px solid #e8e8e8;border-radius:16px;padding:8px 24px;margin-bottom:32px;text-align:left}.step-row{display:flex;align-items:center;gap:16px;padding:18px 0}.step-circle{width:36px;height:36px;min-width:36px;background:#1a3a6b;color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700}.step-text{font-size:15px;font-weight:500;color:#1a1a2e}.step-divider{height:1px;background:#f0f0f0;width:100%}.claim-btn{display:block;width:100%;padding:20px 32px;background:linear-gradient(135deg,#c4151c,#a01118);color:#fff;text-decoration:none;border-radius:50px;font-size:18px;font-weight:700;text-align:center;transition:transform .2s,box-shadow .2s;box-shadow:0 4px 16px #c4151c4d;margin-bottom:16px}.claim-btn:hover{transform:translateY(-2px);box-shadow:0 6px 24px #c4151c66}.claim-btn:active{transform:translateY(0)}.claim-info{font-size:13px;color:#999;margin-bottom:32px}.availability-label{font-size:11px;font-weight:600;letter-spacing:3px;color:#888;text-transform:uppercase;margin-bottom:12px}.availability-tags{display:flex;flex-wrap:wrap;justify-content:center;gap:8px}.tag{font-size:13px;font-weight:500;color:#444;background:#fff;border:1px solid #e0e0e0;border-radius:20px;padding:6px 14px}.other-offers-section{padding:32px 24px;text-align:center;background:#fff;border-top:1px solid #e8e8e8}.other-offers-title{font-size:16px;font-weight:700;color:#1a1a2e;letter-spacing:1px;margin-bottom:20px}.other-offers-grid{display:flex;flex-direction:column;gap:12px}.offer-btn{display:block;width:100%;padding:16px 24px;background:#f9fafb;border:1px solid #e0e0e0;border-radius:12px;color:#1a1a2e;text-decoration:none;font-size:15px;font-weight:500;text-align:center;transition:background .2s,border-color .2s,transform .2s}.offer-btn:hover{background:#f0f0f5;border-color:#c4151c;transform:translateY(-1px)}.offer-btn strong{color:#1a3a6b}.faq-section{padding:32px 24px;background:#fff}.faq-title{font-size:20px;font-weight:700;color:#1a1a2e;text-align:center;margin-bottom:20px}.faq-item{border:1px solid #e8e8e8;border-radius:12px;margin-bottom:10px;overflow:hidden;background:#f9fafb}.faq-question{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;font-size:14px;font-weight:600;color:#1a1a2e;-webkit-user-select:none;user-select:none}.faq-chevron{transition:transform .3s;color:#999}.faq-item.open .faq-chevron{transform:rotate(180deg)}.faq-answer{max-height:0;overflow:hidden;transition:max-height .3s ease,padding .3s ease;padding:0 20px}.faq-item.open .faq-answer{max-height:200px;padding:0 20px 16px}.faq-answer p{font-size:13px;color:#666;line-height:1.6}.footer{padding:24px;text-align:center;border-top:1px solid #e8e8e8}.footer-security,.footer-copy{font-size:12px;color:#999;margin-bottom:4px}.footer-links{font-size:12px;color:#c4151c;font-weight:500}@media (max-width: 480px){.container{max-width:100%}.hero-title{font-size:28px}.claim-btn{font-size:16px;padding:18px 24px}}@media (min-width: 481px){body{padding:20px}.container{border-radius:16px;box-shadow:0 2px 20px #00000014;min-height:auto}}