/* Scroll offer popup + sticky WhatsApp */
.offer-overlay{position:fixed;inset:0;background:rgba(3,8,15,.72);backdrop-filter:blur(4px);z-index:9998;opacity:0;visibility:hidden;transition:.3s}
.offer-overlay.show{opacity:1;visibility:visible}
.offer-modal{position:fixed;left:50%;top:50%;transform:translate(-50%,-48%) scale(.92);width:min(420px,calc(100% - 32px));background:linear-gradient(160deg,#0f2744,#1155CC);border:1px solid rgba(0,212,255,.35);border-radius:20px;padding:28px 24px 24px;z-index:9999;box-shadow:0 24px 80px rgba(0,0,0,.55);opacity:0;visibility:hidden;transition:.35s;font-family:system-ui,-apple-system,sans-serif}
.offer-modal.show{opacity:1;visibility:visible;transform:translate(-50%,-50%) scale(1)}
.offer-close{position:absolute;top:12px;right:14px;background:transparent;border:0;color:#9ec5e8;font-size:26px;cursor:pointer;line-height:1}
.offer-badge{display:inline-block;background:#FFD54F;color:#0a1628;font-size:11px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;padding:6px 12px;border-radius:999px;margin-bottom:12px}
.offer-modal h3{margin:0 0 8px;color:#fff;font-size:1.55rem;line-height:1.2}
.offer-price{font-size:2.4rem;font-weight:800;color:#00D4FF;margin:8px 0}
.offer-price small{font-size:1rem;color:#b8d4f0;font-weight:600}
.offer-modal p{color:#c8daf0;font-size:.95rem;line-height:1.5;margin:0 0 18px}
.offer-cta{display:block;width:100%;text-align:center;background:#25D366;color:#fff!important;font-weight:700;font-size:1.05rem;padding:14px;border-radius:12px;text-decoration:none;border:0;cursor:pointer}
.offer-cta:hover{background:#1fb855}
.offer-skip{display:block;width:100%;margin-top:10px;background:transparent;border:0;color:#7a9cbf;font-size:.85rem;cursor:pointer}
.sticky-wa{position:fixed;bottom:22px;right:22px;z-index:9990;width:58px;height:58px;border-radius:50%;background:#25D366;color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 28px rgba(37,211,102,.45);text-decoration:none;font-size:28px;transition:transform .2s}
.sticky-wa:hover{transform:scale(1.08)}
@media(max-width:768px){.sticky-wa{bottom:16px;right:16px;width:52px;height:52px}}