:root{--ink:#142033;--muted:#5d6878;--blue:#1667d9;--deep:#0b2c58;--pale:#eef5ff;--line:#dbe3ed;--white:#fff;--green:#0a7a52}
*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Arial,sans-serif;color:var(--ink);background:#fff;line-height:1.7}
a{color:var(--blue)}.wrap{max-width:1120px;margin:auto;padding:0 22px}.site-header{border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:10}
.nav{min-height:70px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{font-weight:850;text-decoration:none;color:var(--deep);font-size:1.18rem}.navlinks{display:flex;gap:18px;flex-wrap:wrap}.navlinks a{text-decoration:none;color:var(--ink);font-size:.94rem}
.hero{padding:76px 0 58px;background:linear-gradient(180deg,#f5f9ff,#fff)}.eyebrow{font-weight:800;color:var(--blue);text-transform:uppercase;letter-spacing:.08em;font-size:.78rem}
h1{font-size:clamp(2.3rem,6vw,4.6rem);line-height:1.03;letter-spacing:-.045em;max-width:900px;margin:.3em 0}h2{font-size:2rem;line-height:1.2;margin-top:2em}h3{line-height:1.3}.lead{font-size:1.2rem;color:var(--muted);max-width:760px}
.btn{display:inline-block;padding:13px 20px;border-radius:9px;background:var(--blue);color:#fff;text-decoration:none;font-weight:800;margin:12px 10px 0 0}.btn.alt{background:var(--deep)}
main article{max-width:800px;margin:0 auto;padding:50px 22px}.cardgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:32px 0}.card{border:1px solid var(--line);border-radius:14px;padding:22px;background:#fff}.card h3{margin-top:0}.card a{font-weight:750}
.note{background:var(--pale);padding:20px;border-radius:12px;margin:28px 0}.disclosure{font-size:.9rem;color:var(--muted);border-left:3px solid var(--blue);padding-left:14px}
.price{font-size:2rem;font-weight:850}.cta{background:var(--deep);color:#fff;border-radius:18px;padding:30px;margin:38px 0}.cta h2{margin-top:0}.cta p{color:#dfeaff}.cta .btn{background:#fff;color:var(--deep)}
footer{margin-top:60px;background:#0c1728;color:#c8d1dd;padding:42px 0}footer a{color:#fff}.small{font-size:.88rem;color:#718095}
@media(max-width:760px){.nav{align-items:flex-start;padding:16px 0;flex-direction:column}.navlinks{gap:10px 15px}.hero{padding:48px 0}.cardgrid{grid-template-columns:1fr}h1{font-size:2.6rem}}

.popup-backdrop{position:fixed;inset:0;background:rgba(8,18,34,.68);display:none;align-items:center;justify-content:center;padding:20px;z-index:1000}
.popup-backdrop.is-open{display:flex}
.popup-card{position:relative;width:min(520px,100%);background:#fff;border-radius:18px;padding:34px;box-shadow:0 24px 70px rgba(0,0,0,.28)}
.popup-card h2{margin:.15em 0 .45em;font-size:2rem;letter-spacing:-.025em}
.popup-card p{color:#5d6878}
.popup-close{position:absolute;right:14px;top:12px;border:0;background:transparent;font-size:1.8rem;line-height:1;cursor:pointer;color:#5d6878;padding:8px}
.popup-kicker{font-size:.78rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:#1667d9}
.popup-disclosure{font-size:.8rem;color:#718095;margin-top:14px}
@media(max-width:560px){.popup-card{padding:28px 22px}.popup-card h2{font-size:1.65rem}}

.offerbox{border:1px solid #bfd5f4;background:#f5f9ff;border-radius:16px;padding:24px;margin:24px 0 34px}
.offerbox strong{display:block;font-size:1.15rem;margin-bottom:6px}
.offerbox p{margin:.35em 0 1em}
.offer-meta{display:flex;gap:16px;flex-wrap:wrap;font-size:.88rem;color:#5d6878;margin-top:10px}
.inline-offer{border-left:4px solid #1667d9;background:#f5f9ff;padding:18px 20px;margin:30px 0;border-radius:0 10px 10px 0}
.inline-offer p{margin:.2em 0 .8em}
.sticky-affiliate{display:none}
@media(max-width:760px){
 body{padding-bottom:74px}
 .sticky-affiliate{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:900;background:#0b2c58;padding:10px 14px;align-items:center;justify-content:space-between;gap:12px;box-shadow:0 -5px 18px rgba(0,0,0,.18)}
 .sticky-affiliate span{color:#fff;font-size:.84rem;font-weight:750}
 .sticky-affiliate a{background:#fff;color:#0b2c58;text-decoration:none;font-weight:850;padding:10px 14px;border-radius:8px;white-space:nowrap}
}