:root{--ink:#10263b;--ink2:#173e63;--blue:#0d4f86;--blue2:#1476b8;--gold:#e7b84d;--gold2:#f5d77e;--paper:#fff;--wash:#f4f8fb;--line:#d9e4ec;--muted:#5e7080;--good:#087a46;--shadow:0 18px 50px rgba(10,35,57,.10);--radius:22px;--max:1180px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;color:var(--ink);background:#fff;line-height:1.65}img{max-width:100%;height:auto}a{color:var(--blue);text-underline-offset:3px}.wrap{width:min(var(--max),calc(100% - 40px));margin:auto}.skip{position:absolute;left:-9999px}.skip:focus{left:12px;top:12px;z-index:999;background:#fff;padding:10px 14px}.topnote{background:#081f35;color:#dbe9f3;font-size:.84rem}.topnote .wrap{display:flex;justify-content:center;padding:8px 0;text-align:center}.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.96);backdrop-filter:blur(14px);border-bottom:1px solid rgba(217,228,236,.8)}.nav{height:76px;display:flex;align-items:center;gap:28px}.brand{display:flex;align-items:center;gap:12px;text-decoration:none}.brand img{width:220px;height:auto}.brand small{display:block;color:var(--muted);font-weight:700;font-size:.66rem;letter-spacing:.07em;text-transform:uppercase}.navlinks{display:flex;align-items:center;gap:20px;margin-left:auto}.navlinks a{text-decoration:none;color:#173047;font-weight:700;font-size:.94rem}.navlinks a:hover{color:var(--blue2)}.nav-cta,.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;padding:13px 21px;text-decoration:none;font-weight:800;border:1px solid transparent;transition:.2s}.nav-cta{white-space:nowrap}.nav-cta,.btn-primary{background:linear-gradient(135deg,#0d4f86,#1677b7);color:#fff;box-shadow:0 10px 24px rgba(13,79,134,.20)}.btn-primary:hover{transform:translateY(-1px);color:#fff}.btn-secondary{border-color:#b8cbd9;background:#fff;color:#123c60}.menu-btn{display:none;margin-left:auto;background:#fff;border:1px solid var(--line);border-radius:10px;padding:9px 12px;font-weight:800}.hero{background:radial-gradient(circle at 85% 20%,rgba(231,184,77,.22),transparent 28%),linear-gradient(180deg,#f8fbfd 0%,#fff 100%);border-bottom:1px solid #edf3f7}.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:44px;align-items:center;min-height:610px;padding:60px 0}.eyebrow{display:inline-flex;gap:8px;align-items:center;color:var(--blue);font-weight:850;text-transform:uppercase;letter-spacing:.08em;font-size:.78rem}.hero h1{font-size:clamp(2.5rem,5vw,4.65rem);line-height:1.03;letter-spacing:-.045em;margin:.4rem 0 1.2rem}.hero .lead{font-size:1.19rem;color:#40586b;max-width:720px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:26px 0}.disclosure{font-size:.85rem;color:var(--muted);max-width:760px}.hero-card{position:relative;background:#fff;border:1px solid #e3edf3;border-radius:30px;padding:28px;box-shadow:var(--shadow)}.hero-card:before{content:"";position:absolute;inset:18px;border:1px solid rgba(231,184,77,.35);border-radius:22px;pointer-events:none}.hero-card img{display:block;max-height:500px;object-fit:contain;margin:auto}.quickbar{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:-28px auto 50px;position:relative;z-index:2}.quick{background:#fff;border:1px solid var(--line);border-radius:17px;padding:16px 18px;box-shadow:0 10px 26px rgba(14,46,70,.08)}.quick b{display:block;font-size:.92rem}.quick span{font-size:.78rem;color:var(--muted)}section{padding:72px 0}.section-wash{background:var(--wash);border-top:1px solid #eaf0f4;border-bottom:1px solid #eaf0f4}.kicker{color:var(--blue);font-size:.77rem;text-transform:uppercase;letter-spacing:.09em;font-weight:900}.section-title{font-size:clamp(2rem,3vw,3rem);line-height:1.12;letter-spacing:-.03em;margin:.35rem 0 1rem}.section-lead{color:#536b7c;max-width:780px;font-size:1.05rem}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:0 8px 24px rgba(20,56,82,.05)}.card h3{margin-top:0;font-size:1.2rem}.icon-card{position:relative;padding-top:56px}.icon-card .num{position:absolute;top:20px;left:22px;width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:#e7f1f8;color:var(--blue);font-weight:900}.facts-table,.price-table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden}.facts-table th,.facts-table td,.price-table th,.price-table td{padding:13px 15px;border-bottom:1px solid var(--line);vertical-align:top;text-align:left}.facts-table th,.price-table th{background:#eff5f8;font-size:.88rem}.facts-table tr:last-child td,.price-table tr:last-child td{border-bottom:0}.note{border-left:4px solid var(--gold);background:#fff9e8;padding:16px 18px;border-radius:0 12px 12px 0}.safety{border-left-color:#2a73a5;background:#eff7fc}.goodnote{border-left-color:#0b8a50;background:#effaf5}.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:stretch}.price-card{background:#fff;border:1px solid var(--line);border-radius:24px;padding:24px;box-shadow:var(--shadow);position:relative;text-align:center}.price-card.popular{border:2px solid var(--blue);transform:translateY(-10px)}.badge{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--blue);color:white;border-radius:999px;padding:5px 12px;font-weight:900;font-size:.76rem;white-space:nowrap}.price-card img{height:210px;object-fit:contain}.price{font-size:2.8rem;line-height:1;font-weight:900;color:#0f3b60}.price small{font-size:.9rem}.price-card ul{list-style:none;padding:0;margin:16px 0;color:#3d566a}.price-card li{padding:5px 0}.article-hero{background:linear-gradient(180deg,#f3f8fb,#fff);padding:54px 0 44px;border-bottom:1px solid #e8f0f5}.breadcrumb{font-size:.82rem;color:#6f7f8c;margin-bottom:18px}.breadcrumb a{color:#5b7285}.article-hero h1{max-width:950px;font-size:clamp(2.3rem,4vw,4rem);line-height:1.08;letter-spacing:-.035em;margin:.4rem 0 1rem}.article-meta{font-size:.86rem;color:#71808b}.content-wrap{display:grid;grid-template-columns:minmax(0,780px) 280px;gap:50px;align-items:start;padding:55px 0 80px}.prose{font-size:1.03rem}.prose h2{font-size:1.75rem;line-height:1.2;margin-top:2.2rem;letter-spacing:-.02em}.prose h3{font-size:1.25rem;margin-top:1.6rem}.prose p{margin:0 0 1.25rem}.prose li{margin-bottom:.5rem}.prose table{margin:1.5rem 0}.toc{position:sticky;top:105px;border:1px solid var(--line);border-radius:18px;padding:20px;background:#fbfdfe}.toc strong{display:block;margin-bottom:10px}.toc a{display:block;text-decoration:none;font-size:.9rem;padding:6px 0;color:#3f5b70}.toc .cta-mini{margin-top:14px}.refs{margin-top:2.5rem;border-top:1px solid var(--line);padding-top:1.4rem}.refs ol{padding-left:1.2rem}.refs li{font-size:.9rem;margin-bottom:.7rem}.related{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.related a{display:block;text-decoration:none;color:inherit}.related .card:hover{border-color:#a9c5d7;transform:translateY(-2px)}.affiliate-box{border:1px solid #c8dce9;background:linear-gradient(135deg,#eff7fc,#fff9e7);border-radius:22px;padding:24px;margin:2rem 0}.affiliate-box h3{margin-top:0}.faq details{border:1px solid var(--line);border-radius:14px;padding:16px 18px;background:#fff;margin:10px 0}.faq summary{font-weight:800;cursor:pointer}.faq details p{margin:.9rem 0 0}.footer{background:#081f35;color:#d4e1ea;padding:58px 0 90px}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:30px}.footer h4{color:#fff}.footer a{color:#c6d9e6;text-decoration:none;display:block;padding:4px 0}.footer .small{font-size:.82rem;color:#9fb4c4}.footer-logo{width:220px;filter:brightness(0) invert(1);opacity:.92}.legal-strip{margin-top:34px;padding-top:24px;border-top:1px solid rgba(255,255,255,.12);font-size:.78rem;color:#9fb4c4}.mobile-sticky{display:none}.pill{display:inline-flex;border:1px solid #cddce6;border-radius:999px;padding:5px 10px;font-size:.78rem;color:#48677d;background:#fff}.authorbox{display:flex;gap:15px;align-items:flex-start;border:1px solid var(--line);border-radius:16px;background:#f8fbfd;padding:18px;margin-top:32px}.avatar{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:#0f4c7a;color:#fff;font-weight:900;flex:0 0 auto}.search-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.search-card{padding:20px;border:1px solid var(--line);border-radius:16px;background:#fff}.search-card a{text-decoration:none;color:inherit}.search-card .cat{font-size:.75rem;color:var(--blue);font-weight:900;text-transform:uppercase}.cta-band{background:#0a3558;color:#fff;border-radius:26px;padding:34px;display:flex;align-items:center;justify-content:space-between;gap:20px}.cta-band h2{margin:0}.cta-band p{margin:.4rem 0 0;color:#d5e4ee}.cta-band .btn{background:#fff;color:#0a3558;white-space:nowrap}
@media(max-width:980px){.navlinks{display:none;position:absolute;top:76px;left:0;right:0;background:#fff;padding:18px 24px;border-bottom:1px solid var(--line);box-shadow:0 15px 30px rgba(0,0,0,.08)}.navlinks.open{display:grid}.menu-btn{display:block}.nav-cta{display:none}.hero-grid,.grid-2,.content-wrap{grid-template-columns:1fr}.hero-grid{padding:45px 0;min-height:auto}.hero-card{max-width:620px;margin:auto}.quickbar{grid-template-columns:repeat(2,1fr);margin-top:20px}.price-grid,.grid-3,.search-grid,.related{grid-template-columns:1fr 1fr}.grid-4{grid-template-columns:1fr 1fr}.content-wrap{gap:15px}.toc{position:relative;top:auto;order:-1}.footer-grid{grid-template-columns:1fr 1fr}.cta-band{align-items:flex-start;flex-direction:column}}
@media(max-width:680px){.wrap{width:min(100% - 28px,var(--max))}.brand img{width:180px}.hero h1{font-size:2.65rem}.hero-grid{gap:15px}.quickbar,.price-grid,.grid-3,.grid-4,.search-grid,.related,.footer-grid{grid-template-columns:1fr}.quickbar{margin-bottom:24px}.price-card.popular{transform:none}.price-card img{height:180px}section{padding:52px 0}.article-hero{padding:38px 0 30px}.article-hero h1{font-size:2.35rem}.content-wrap{padding:34px 0 90px}.mobile-sticky{display:flex;position:fixed;left:10px;right:10px;bottom:10px;z-index:250;background:#081f35;color:#fff;border-radius:16px;padding:10px 12px;align-items:center;justify-content:space-between;box-shadow:0 16px 45px rgba(0,0,0,.28)}.mobile-sticky span{font-size:.77rem}.mobile-sticky .btn{padding:10px 15px;font-size:.84rem}.footer{padding-bottom:130px}.cta-band{padding:26px}.hero-card{padding:15px}}

/* CTA text-color hardening: keep primary CTAs readable in every container/state. */
a.btn.btn-primary,
a.btn.btn-primary:link,
a.btn.btn-primary:visited,
a.btn.btn-primary:focus,
a.btn.btn-primary:active,
a.nav-cta,
a.nav-cta:link,
a.nav-cta:visited,
a.nav-cta:focus,
a.nav-cta:active {
  color:#fff;
}
a.btn.btn-primary:hover,
a.nav-cta:hover {
  color:#fff;
}