@font-face{font-family:Inter;src:url(/assets/fonts/inter-regular.woff) format("woff");font-weight:400;font-display:swap}
@font-face{font-family:Inter;src:url(/assets/fonts/inter-semibold.woff) format("woff");font-weight:600;font-display:swap}
@font-face{font-family:Inter;src:url(/assets/fonts/inter-bold.woff) format("woff");font-weight:700;font-display:swap}
@font-face{font-family:Inter;src:url(/assets/fonts/inter-extrabold.woff) format("woff");font-weight:800;font-display:swap}
:root{--text:#1E2A36;--muted:#55616E;--bg:#F4F7FA;--white:#fff;--navy:#1F3A5F;--teal:#2E7D7A;--btn:#B8500A;--btn-h:#9A4308;--line:#D6DEE6;--soft:#E8F1F0;--r:14px}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;font-size:17px;line-height:1.55;color:var(--text);background:var(--white)}
img,video{max-width:100%;height:auto;display:block}
a{color:var(--teal);text-underline-offset:3px}
a:hover{color:var(--navy)}
:focus-visible{outline:3px solid var(--btn);outline-offset:3px;border-radius:4px}
h1,h2,h3,h4{color:var(--navy);line-height:1.15;letter-spacing:-.02em;margin:0 0 16px}
h1{font-size:clamp(34px,5.2vw,54px);font-weight:800}
h2{font-size:clamp(26px,3.4vw,36px);font-weight:800}
h3,h4{font-size:21px;font-weight:700}
p{margin:0 0 16px}
.wrap{max-width:1160px;margin:0 auto;padding:0 20px}
.narrow{max-width:760px}
.center{text-align:center}
.muted{color:var(--muted);font-size:15px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-999px;top:8px;background:var(--navy);color:#fff;padding:10px 16px;z-index:99;border-radius:8px}
.skip:focus{left:8px}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:12px 24px;border-radius:10px;background:var(--btn);color:#fff;font-weight:700;text-decoration:none;border:2px solid var(--btn);font-size:17px;line-height:1.2;text-align:center}
.btn:hover{background:var(--btn-h);border-color:var(--btn-h);color:#fff}
.btn-ghost{background:#fff;color:var(--navy);border-color:var(--navy)}
.btn-ghost:hover{background:var(--navy);color:#fff;border-color:var(--navy)}
.btn-sm{min-height:44px;padding:8px 16px;font-size:15px}
.link{font-weight:700;text-decoration:none;display:inline-flex;align-items:center;min-height:44px}
.link:hover{text-decoration:underline}
.actions{display:flex;flex-wrap:wrap;gap:12px 20px;align-items:center}
.center.actions,.center .actions{justify-content:center}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line)}
.hdr{display:flex;align-items:center;gap:24px;min-height:68px}
.logo{display:flex;min-width:0;align-items:center;gap:10px;font-weight:700;font-size:19px;color:var(--navy);text-decoration:none;letter-spacing:-.01em;margin:0}
.logo b{color:var(--teal);font-weight:800}
.nav{display:flex;gap:4px;list-style:none;margin:0 0 0 auto;padding:0}
.nav a{display:flex;align-items:center;min-height:44px;padding:0 12px;color:var(--text);text-decoration:none;font-weight:600;font-size:15px;border-radius:8px}
.nav a:hover{background:var(--bg);color:var(--navy)}
.menu{display:none;position:relative}
.menu summary{list-style:none;cursor:pointer;min-height:44px;min-width:44px;display:flex;align-items:center;justify-content:center;padding:0;font-weight:700;color:var(--navy);border:2px solid var(--line);border-radius:10px}
.menu summary::-webkit-details-marker{display:none}
.menu ul{position:absolute;right:0;top:52px;background:#fff;border:1px solid var(--line);border-radius:12px;list-style:none;margin:0;padding:8px;width:240px;box-shadow:0 16px 40px rgba(31,58,95,.16)}
.menu a{display:flex;align-items:center;min-height:44px;padding:0 12px;color:var(--text);text-decoration:none;font-weight:600;border-radius:8px}
.menu a:hover{background:var(--bg)}
@media (max-width:1080px){.nav{display:none}.menu{display:block}.hdr-cta{margin-left:auto}}
.logo,.nav a,.hdr-cta{white-space:nowrap}
.hdr-cta .sm{display:none}
@media (max-width:520px){.hdr{gap:8px}.logo{font-size:16px;gap:8px}.hdr .logo img{display:none}.hdr-cta{font-size:14px;padding:8px 12px;white-space:nowrap}.hdr-cta .lg{display:none}.hdr-cta .sm{display:inline}}
@media (max-width:360px){.logo span{display:none}}

/* hero */
.hero{background:linear-gradient(180deg,var(--bg),#fff);padding:56px 0 40px}
.hero-grid,.phero-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:48px;align-items:center}
.lead{font-size:20px;color:#36424F;max-width:36em}
.note{font-size:14px;color:var(--muted);margin:8px 0 0;text-align:right}
.video{border-radius:var(--r);overflow:hidden;box-shadow:0 24px 60px rgba(31,58,95,.18);border:1px solid var(--line);background:#0F2238;aspect-ratio:16/9}
.video video{width:100%;height:100%}
.phero{background:var(--bg);padding:40px 0 48px;border-bottom:1px solid var(--line)}
.phero.slim{padding:48px 0}
.crumbs{font-size:14px;color:var(--muted);margin-bottom:12px}
.crumbs a{color:var(--muted)}
.price{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;margin:8px 0 16px}
.price strong{font-size:34px;font-weight:800;color:var(--navy);letter-spacing:-.02em}
.price span{color:var(--muted);font-size:15px;font-weight:600}
.best{color:#36424F}
@media (max-width:860px){.hero-grid,.phero-grid{grid-template-columns:1fr;gap:28px}.hero{padding:32px 0}.phero{padding:24px 0 32px}.lead{font-size:18px}}

/* trust */
.trust{background:var(--navy);color:#fff}
.trust ul{list-style:none;margin:0;padding:16px 0;display:flex;flex-wrap:wrap;justify-content:center;gap:8px 32px;font-weight:600;font-size:15px}
.trust li::before{content:"✓";color:#7FD1C7;margin-right:8px;font-weight:800}

/* sections */
.sec{padding:64px 0}
.sec.alt{background:var(--bg)}
.sub{color:var(--muted);margin-top:-8px}
@media (max-width:760px){.sec{padding:48px 0}}

/* cards */
.cards{display:grid;gap:24px;margin:32px 0 24px}
.cards.two{grid-template-columns:repeat(2,1fr)}
.cards.three{grid-template-columns:repeat(3,1fr)}
@media (max-width:900px){.cards.three{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.cards.two,.cards.three{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column;box-shadow:0 8px 24px rgba(31,58,95,.06)}
.card-img{display:block;border-bottom:1px solid var(--line);background:var(--bg)}
.card-body{padding:24px;display:flex;flex-direction:column;flex:1}
.card-body h3 a{color:var(--navy);text-decoration:none}
.card-body h3 a:hover{text-decoration:underline}
.card-body .best{font-size:15px;flex:1}
.card-body .price strong{font-size:28px}
.card .btn{width:100%}
.card.slim .card-body{padding:24px}

/* lists, steps */
.ticks{list-style:none;padding:0;margin:0 0 16px}
.ticks li{position:relative;padding:8px 0 8px 32px;border-bottom:1px solid #EDF1F5}
.ticks li:last-child{border-bottom:0}
.ticks li::before{content:"✓";position:absolute;left:4px;top:8px;color:var(--teal);font-weight:800}
.steps{list-style:none;padding:0;margin:32px 0;display:grid;grid-template-columns:repeat(3,1fr);gap:24px;counter-reset:s}
.steps.four{grid-template-columns:repeat(4,1fr)}
.steps li{counter-increment:s;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:24px}
.steps li::before{content:counter(s);display:flex;width:40px;height:40px;border-radius:10px;background:var(--teal);color:#fff;font-weight:800;align-items:center;justify-content:center;margin-bottom:16px}
.steps b{display:block;color:var(--navy);font-size:19px;margin-bottom:4px}
.steps span{color:var(--muted)}
.steps.small{grid-template-columns:1fr;gap:12px;margin:0}
.steps.small li{display:grid;grid-template-columns:40px 1fr;column-gap:16px;padding:16px}
.steps.small li::before{grid-row:span 2;margin:0}
@media (max-width:860px){.steps,.steps.four{grid-template-columns:1fr}}
.alt .steps li{background:#fff}

.two-col{display:grid;grid-template-columns:1fr 1fr;gap:48px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.split img{border-radius:var(--r);border:1px solid var(--line)}
@media (max-width:760px){.two-col,.split{grid-template-columns:1fr;gap:32px}}
.fit{background:var(--soft);border-radius:var(--r);padding:24px}

/* gallery */
.gallery{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin-top:24px}
.gallery.three{grid-template-columns:repeat(3,1fr)}
.gallery figure{margin:0;background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.gallery figcaption{padding:12px 16px;font-size:15px;color:var(--text)}
.gallery figcaption span{color:var(--muted);font-size:14px}
@media (max-width:760px){.gallery{gap:12px}.gallery.three{grid-template-columns:1fr}.gallery figcaption{padding:8px 10px;font-size:13px}.gallery figcaption span{display:block;font-size:12px}}

/* faq */
.faq details{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;list-style:none;padding:16px 40px 16px 0;font-weight:700;color:var(--navy);position:relative;min-height:44px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:8px;top:12px;font-size:24px;font-weight:600;color:var(--teal)}
.faq details[open] summary::after{content:"−"}
.faq details p{color:#36424F;padding-right:40px}
.guarantee{background:var(--soft);border-left:5px solid var(--teal);border-radius:var(--r);padding:24px;margin-bottom:40px}
.guarantee h2{font-size:24px;margin-bottom:8px}
.guarantee p{margin:0}

/* compare */
.table-wrap{overflow-x:auto;margin:16px 0}
.compare,.simple{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.compare th,.compare td,.simple th,.simple td{padding:12px 16px;border-bottom:1px solid #EDF1F5;text-align:left;vertical-align:top}
.compare thead th{background:var(--navy);color:#fff;font-size:15px}
.compare td{text-align:center;width:13%}
.compare tbody th{font-weight:600}
.compare .yes{color:var(--teal);font-weight:800;font-size:19px}
.compare .no{color:#8894A0}
.compare .prow th,.compare .prow td{font-weight:800;color:var(--navy);background:var(--bg)}
.simple thead th,.simple th{background:var(--bg);color:var(--navy)}
.tight{margin-top:40px}
.mcards{display:none}
.mcard{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:20px;margin-bottom:16px}
@media (max-width:760px){.cmp-wrap{display:none}.mcards{display:block}}
.seg-switch{margin-top:8px}

/* prose / policies */
.prose h2{font-size:26px;margin-top:40px}
.prose h3{margin-top:28px}
.prose ul,.prose ol{padding-left:24px}
.prose li{margin-bottom:8px}
.policy h1{font-size:40px}

/* mobile buy bar */
.buybar{position:fixed;left:0;right:0;bottom:0;z-index:40;background:#fff;border-top:1px solid var(--line);box-shadow:0 -8px 24px rgba(31,58,95,.12);padding:10px 0 calc(10px + env(safe-area-inset-bottom))}
.buybar .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px}
.buybar b{color:var(--navy)}
@media (min-width:861px){.buybar{display:none!important}}

/* footer */
.site-footer{background:#132A45;color:#C9DAE8;padding:56px 0 32px;font-size:15px}
.site-footer a{color:#fff;text-decoration:none}
.site-footer a:hover{text-decoration:underline}
.site-footer .logo{color:#fff;margin-bottom:12px}
.site-footer .logo b{color:#7FD1C7}
.fcols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px}
.fh{color:#fff;font-size:15px;letter-spacing:.04em;text-transform:uppercase;margin-bottom:12px}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li a{display:inline-flex;min-height:36px;align-items:center}
.legal{border-top:1px solid rgba(255,255,255,.12);margin-top:32px;padding-top:20px;color:#A9BDD0;font-size:14px}
.legal+.legal{border:0;margin-top:0;padding-top:0}
@media (max-width:860px){.fcols{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.fcols{grid-template-columns:1fr}}
body.has-bar .site-footer{padding-bottom:96px}

/* pending checkout notice */
.toast{position:fixed;left:50%;bottom:90px;transform:translateX(-50%);background:var(--navy);color:#fff;padding:12px 20px;border-radius:10px;z-index:60;font-size:15px;max-width:90vw}
@media (max-width:640px){.stack thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.stack,.stack tbody,.stack tr,.stack td{display:block;width:100%}
.stack tr{border-bottom:1px solid var(--line);padding:8px 0}
.stack td{border:0;padding:6px 16px}
.stack td::before{content:attr(data-label);display:block;font-size:14px;font-weight:700;color:var(--navy)}}

/* blog */
.cta-k{font-size:13px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--teal);margin:0 0 8px}
.art-head{background:var(--bg);padding:40px 0 0;border-bottom:1px solid var(--line)}
.art-head h1{font-size:clamp(32px,4.6vw,46px)}
.art-meta{color:var(--muted);font-size:15px}
.art-cover{max-width:1000px;margin-top:24px}
.art-cover img{border-radius:var(--r) var(--r) 0 0;border:1px solid var(--line);border-bottom:0;width:100%}
.art-body{padding-top:40px;padding-bottom:56px;font-size:18px}
.art-body h2{font-size:28px;margin-top:48px}
.art-body h3{font-size:21px;margin-top:32px}
.art-body table{font-size:16px}
.quick{background:var(--soft);border-left:5px solid var(--teal);border-radius:var(--r);padding:20px 24px;margin-bottom:32px}
.quick p:last-child{margin-bottom:0}
.cta-box{background:#fff;border:2px solid var(--teal);border-radius:var(--r);padding:24px;margin:32px 0;box-shadow:0 8px 24px rgba(31,58,95,.08)}
.cta-box.alt{border-color:var(--navy)}
.cta-box h3{margin:0 0 8px}
.cta-box p:last-child{margin-bottom:0}
.art-fig{margin:32px 0}
.art-fig img{border-radius:var(--r);border:1px solid var(--line);width:100%}
.art-fig figcaption{font-size:15px;color:var(--muted);margin-top:8px}
.formula{font-family:ui-monospace,Menlo,Consolas,monospace;background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:14px 16px;font-size:16px;overflow-x:auto}
.sources{border-top:1px solid var(--line);margin-top:40px;padding-top:8px;font-size:15px}
.sources h2{font-size:20px;margin-top:24px}
.disclaimer{margin-top:32px}
.card.post .card-body h2{font-size:21px;margin-bottom:8px}
.card.post .card-body h2 a{color:var(--navy);text-decoration:none}
.card.post .card-body h2 a:hover{text-decoration:underline}
@media (max-width:640px){.art-body{font-size:17px}.art-body h2{font-size:24px}}