/* MTD Signpost. Lightweight, no web fonts, no frameworks. */
:root{--g:#0b5d4b;--g-dk:#084536;--g2:#e8f3ef;--g3:#f3f8f6;--ink:#17202c;--mut:#4f5968;--line:#dde3e9;--warn:#fff7df;--bg:#f7f9fa;--link:#0b57a4;--r:14px;--sh:0 1px 2px rgba(16,24,40,.04),0 4px 14px rgba(16,24,40,.05)}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font:17px/1.65 system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;color:var(--ink);background:var(--bg);text-rendering:optimizeLegibility}
.wrap{max-width:1100px;margin:0 auto;padding:0 22px}
a{color:var(--link);text-underline-offset:2px}a:hover{text-decoration-thickness:2px}
h1,h2,h3{line-height:1.22;letter-spacing:-.01em;color:#0f1722}
h1{font-size:clamp(1.85rem,4.4vw,2.75rem);margin:.25em 0 .4em;font-weight:800}
h2{font-size:clamp(1.3rem,2.4vw,1.55rem);margin:1.8em 0 .5em}h3{font-size:1.12rem;margin:1.3em 0 .35em}
p,ul,ol{margin:0 0 1em}li{margin:.25em 0}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:#fff;padding:8px 12px;z-index:9;border-radius:6px}
:focus-visible{outline:3px solid #ffbf47;outline-offset:2px;border-radius:4px}
/* header */
.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px}
.logo{display:flex;gap:10px;align-items:center;font-weight:800;font-size:1.18rem;color:var(--ink);text-decoration:none;letter-spacing:-.01em;white-space:nowrap}
.site-header nav{display:flex;gap:4px}
.site-header nav a{color:var(--ink);text-decoration:none;font-weight:600;font-size:.96rem;padding:8px 12px;border-radius:8px}
.site-header nav a:hover{background:var(--g3)}
.site-header nav a[aria-current]{color:var(--g);background:var(--g2)}
.notice{background:var(--warn);font-size:.84rem;border-bottom:1px solid #f0e2b0;color:#3d3520}.notice .wrap{padding-top:7px;padding-bottom:7px}
.notice a{color:#3d3520}
main{padding-top:28px;padding-bottom:56px}
/* common */
.lead{font-size:1.15rem;color:#2e3846;max-width:62ch}.lead-s{color:var(--mut);margin-top:0}
.eyebrow{display:inline-block;font-size:.8rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--g);background:var(--g2);padding:4px 10px;border-radius:99px;margin:0 0 6px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:26px;margin:26px 0;box-shadow:var(--sh)}
.card>h2:first-child,.card h2{margin-top:0}
.small{font-size:.86rem;color:var(--mut)}.meta{color:var(--mut);font-size:.9rem;margin-top:0}
.btn{display:inline-block;background:#fff;color:var(--g);border:2px solid var(--g);padding:10px 18px;border-radius:10px;font-weight:700;text-decoration:none;font-size:1rem;cursor:pointer;line-height:1.3;font-family:inherit}
.btn:hover{background:var(--g3)}
.btn-primary,.btn-aff{background:var(--g);color:#fff}.btn-primary:hover,.btn-aff:hover{background:var(--g-dk);border-color:var(--g-dk)}
.btn-lg{padding:13px 22px;font-size:1.05rem}
.ad,.ad-inline{display:inline-block;font-size:.7rem;font-weight:800;background:#ffdd57;color:#222;border-radius:4px;padding:1px 5px;vertical-align:middle;margin-right:4px}
/* hero */
.hero{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:start;padding:12px 0 8px}
.hero h1{margin-top:.2em}
.ctas{display:flex;flex-wrap:wrap;gap:12px;margin:22px 0 18px}
.trust{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:8px 20px;color:var(--mut);font-size:.93rem}
.trust li{margin:0;padding-left:24px;position:relative}
.trust li:before{content:"";position:absolute;left:0;top:.35em;width:15px;height:15px;border-radius:50%;background:var(--g) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 8.5l2.5 2.5L12 5.5' stroke='%23fff' stroke-width='2' fill='none'/%3E%3C/svg%3E") center/11px no-repeat}
.hero-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:24px;box-shadow:var(--sh);border-top:5px solid var(--g)}
.hero-card h2{margin:0 0 12px;font-size:1.2rem}
.timeline{list-style:none;padding:0;margin:0 0 12px}
.timeline li{display:grid;grid-template-columns:1fr auto;gap:2px 10px;padding:12px 0 12px 20px;border-left:3px solid var(--g2);position:relative;margin:0}
.timeline li:before{content:"";position:absolute;left:-8px;top:17px;width:13px;height:13px;border-radius:50%;background:#fff;border:3px solid var(--g)}
.timeline .when{font-weight:800;font-size:1.08rem}.timeline .what{grid-column:1;color:var(--mut);font-size:.95rem}
.tag{grid-column:2;grid-row:1;align-self:start;font-size:.74rem;font-weight:700;background:#eef1f4;color:#394452;border-radius:99px;padding:2px 9px}
.tag.live{background:var(--g);color:#fff}
.updates ul{padding-left:20px}.updates li{margin:.55em 0}
/* steps */
.steps{margin:36px 0}.steps>h2{margin-top:0}
.steps ol{list-style:none;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:18px;counter-reset:s}
.steps li{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:22px;margin:0;counter-increment:s;box-shadow:var(--sh)}
.steps li:before{content:counter(s);display:inline-grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--g2);color:var(--g);font-weight:800}
.steps h3{margin:.6em 0 .3em}.steps p{margin:0;color:var(--mut)}
.two{display:grid;grid-template-columns:1fr 1fr;gap:22px}.two .card{margin:0}section.two{margin:26px 0}
.links{list-style:none;padding:0}.links li{padding:10px 0;border-bottom:1px solid var(--line);margin:0}.links a{font-weight:700}.links span{display:block;color:var(--mut);font-size:.93rem}
.more{display:inline-block;margin-top:12px;font-weight:700}
.faq details{border-top:1px solid var(--line);padding:14px 0}.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{font-weight:700;cursor:pointer;list-style-position:outside}.faq details p{margin:.6em 0 0}
/* forms */
fieldset{border:0;padding:0;margin:0 0 20px}legend{font-weight:700;margin-bottom:8px}
label{display:block;margin:7px 0;cursor:pointer}input[type=radio],input[type=checkbox]{transform:scale(1.2);margin-right:9px;accent-color:var(--g)}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.grid3 label{font-size:.9rem;font-weight:600}
.money{display:flex;align-items:center;border:2px solid #b8c1cc;border-radius:9px;margin-top:5px;background:#fff}.money:focus-within{border-color:var(--g)}
.money span{padding:0 8px 0 10px;color:var(--mut)}
.money input{border:0;padding:11px 8px 11px 0;font-size:1rem;width:100%;background:transparent;border-radius:8px;font-family:inherit}.money input:focus{outline:none}
.hint{color:var(--mut);font-size:.9rem;font-weight:400;margin:2px 0 10px}
.checker{border-top:5px solid var(--g)}
.result{margin-top:20px;border-left:6px solid var(--g);background:var(--g2);padding:16px 18px;border-radius:10px}
.result.amber{border-color:#c98800;background:#fff6db}.result h3{margin:0 0 6px}
/* breadcrumbs, byline */
.crumbs ol{list-style:none;padding:0;margin:0 0 6px;display:flex;flex-wrap:wrap;font-size:.88rem;color:var(--mut)}
.crumbs li{margin:0}.crumbs li+li:before{content:"›";margin:0 8px;color:#9aa3ae}
.byline{display:flex;align-items:center;gap:10px;color:var(--mut);font-size:.9rem;margin:0 0 18px}
.avatar{flex:none;display:inline-grid;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--g);color:#fff;font-weight:800;font-size:.85rem;letter-spacing:.03em}
.avatar.lg{width:64px;height:64px;font-size:1.2rem}
.about-head{display:flex;gap:16px;align-items:center;margin:10px 0}.about-head .lead{margin:0}
/* article */
.article-wrap{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:44px;align-items:start}
.prose{max-width:740px}
.prose h2{scroll-margin-top:80px}
.keypoints{background:var(--g3);border:1px solid #cfe3db;border-left:5px solid var(--g);border-radius:10px;padding:16px 20px;margin:20px 0}
.keypoints h2{font-size:1.05rem;margin:0 0 6px;text-transform:uppercase;letter-spacing:.05em;color:var(--g)}.keypoints ul{margin:0;padding-left:20px}
.toc{border:1px solid var(--line);background:#fff;border-radius:10px;padding:14px 20px;margin:20px 0}
.toc h2{font-size:1rem;margin:0 0 4px}.toc ol{margin:0;padding-left:20px}.toc li{margin:.2em 0}
.sources{border-top:2px solid var(--line);margin-top:36px;padding-top:6px}.sources h2{font-size:1.15rem}.sources ul{padding-left:20px;font-size:.93rem}
.mistake{background:#fff;border:1px dashed #b9c3cd;border-radius:10px;padding:14px 18px;margin:22px 0}.mistake h2{font-size:1.05rem;margin:0 0 4px}.mistake p{margin:0}
.side{position:sticky;top:84px;display:grid;gap:16px}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:18px;box-shadow:var(--sh)}
.side-card h2{font-size:1.05rem;margin:0 0 6px}.side-card p{font-size:.93rem;color:var(--mut)}.side-card ul{padding-left:18px;margin:0;font-size:.93rem}
table{border-collapse:collapse;width:100%;margin:14px 0;font-size:.95rem;background:#fff}
th,td{border:1px solid var(--line);padding:9px 11px;text-align:left;vertical-align:top}th{background:var(--g2)}
.table-scroll{overflow-x:auto}
/* products */
.disclose{font-size:.93rem;background:#fff;border:1px solid var(--line);border-radius:10px;padding:12px 16px}
.checklist{list-style:none;padding:0}.checklist li{padding-left:28px;position:relative}
.checklist li:before{content:"✓";position:absolute;left:4px;color:var(--g);font-weight:900}
.prods{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.prod{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:20px;box-shadow:var(--sh);display:flex;flex-direction:column}
.prod-head{display:flex;justify-content:space-between;gap:10px;align-items:center}.prod h3{margin:0}
.prod .kind{color:var(--mut);margin:2px 0 10px;font-size:.92rem}.prod .cta{margin:auto 0 0}
.badge{font-size:.74rem;font-weight:700;border-radius:99px;padding:2px 9px;white-space:nowrap}.badge.free{background:var(--g2);color:var(--g)}
.prod.top{border:2px solid var(--g)}.shortlist .prod{margin:12px 0}
/* guide list */
.guide-list{list-style:none;padding:0}.guide-list li{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:18px 20px;margin:12px 0;box-shadow:var(--sh)}
.guide-list span{display:block;color:var(--mut)}.guide-list .meta{font-size:.85rem;margin-top:4px}
.nf{max-width:720px;padding:20px 0}
/* footer */
.site-footer{border-top:1px solid var(--line);background:#fff;font-size:.92rem;color:var(--mut)}
.site-footer .wrap{padding-top:36px;padding-bottom:28px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:28px}
.foot-grid h2{font-size:.82rem;text-transform:uppercase;letter-spacing:.07em;color:var(--ink);margin:4px 0 10px}
.foot-grid ul{list-style:none;padding:0;margin:0}.foot-grid li{margin:6px 0}.foot-grid a{color:#33404f;text-decoration:none}.foot-grid a:hover{text-decoration:underline}
.foot-brand .logo{margin-bottom:10px}.foot-brand p{max-width:40ch}
.foot-legal{border-top:1px solid var(--line);margin-top:26px;padding-top:16px;font-size:.84rem}.foot-legal p{margin:.3em 0}.foot-legal a{color:var(--mut)}
@media (max-width:900px){.hero{grid-template-columns:1fr;gap:24px}.article-wrap{grid-template-columns:1fr}.side{position:static}.foot-grid{grid-template-columns:1fr 1fr}.foot-brand{grid-column:1/-1}}
@media (max-width:720px){
 body{font-size:16px}.wrap{padding:0 16px}
 .site-header{position:static}.site-header .wrap{flex-direction:column;align-items:flex-start;gap:4px;padding-top:10px;padding-bottom:6px;min-height:0}
 .site-header nav{width:100%;overflow-x:auto;margin-left:-12px}.site-header nav a{padding:8px 12px;white-space:nowrap}
 .grid3,.two,.prods,.steps ol{grid-template-columns:1fr}
 .card{padding:20px}.ctas .btn{flex:1 1 100%;text-align:center}
 main{padding-top:18px}
}
@media print{.site-header nav,.notice,.side,.ctas{display:none}.card,.prod{box-shadow:none}}