:root{--blue:#0b3c5d;--blue2:#145a86;--sky:#e8f1f6;--ink:#17232d;--muted:#4b5b68;--line:#d6dfe5;--bg:#f7f9fa;--card:#fff;--amber:#f2a33a;--amber-d:#c97d12;--ok:#1b6e4a;--r:10px;--font:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font:17px/1.65 var(--font);color:var(--ink);background:var(--bg)}
body.inner,body.home{padding-bottom:0}
img,svg{max-width:100%;height:auto}
a{color:var(--blue2);text-underline-offset:2px}
a:hover{color:var(--blue)}
[id]{scroll-margin-top:76px}
:focus-visible{outline:3px solid var(--amber);outline-offset:2px}
.skip{position:absolute;left:-999px;top:0;background:#fff;padding:.6rem 1rem;z-index:100}
.skip:focus{left:8px;top:8px}
.wrap{width:100%;max-width:1080px;margin:0 auto;padding:0 16px}
.narrow{max-width:760px}
h1,h2,h3{line-height:1.2;color:var(--blue);margin:0 0 .6em;letter-spacing:-.01em}
h1{font-size:clamp(1.9rem,5.2vw,2.8rem)}
h2{font-size:clamp(1.45rem,3.4vw,1.9rem);margin-top:2.2em}
h3{font-size:1.2rem;margin-top:1.6em}
p{margin:0 0 1.1em}
ul,ol{padding-left:1.25em;margin:0 0 1.2em}
li{margin-bottom:.4em}

/* header */
.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.bar{display:flex;align-items:center;gap:12px;min-height:60px}
.brand{display:flex;align-items:center;gap:9px;font-weight:700;color:var(--blue);text-decoration:none;font-size:1.05rem;margin-right:auto}
.brand .logo{width:32px;height:32px;flex:none}
.nav-desktop{display:none}
.nav-desktop a{color:var(--ink);text-decoration:none;font-size:.95rem;padding:.4rem .55rem;border-radius:6px}
.nav-desktop a:hover{background:var(--sky)}
.head-cta .btn{padding:.5rem .85rem;font-size:.9rem;white-space:nowrap}
.head-cta .btn-cta{display:none}
.menu{position:relative}
.menu summary{list-style:none;cursor:pointer;border:1px solid var(--line);border-radius:8px;padding:.45rem .8rem;font-size:.9rem;font-weight:600;color:var(--blue)}
.menu summary::-webkit-details-marker{display:none}
.menu nav{position:absolute;right:0;top:calc(100% + 8px);background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:0 8px 24px rgba(11,60,93,.15);min-width:250px;padding:6px;display:flex;flex-direction:column}
.menu nav a{padding:.65rem .8rem;color:var(--ink);text-decoration:none;border-radius:6px}
.menu nav a:hover{background:var(--sky)}

/* buttons */
.btn{display:inline-block;border:2px solid transparent;border-radius:8px;padding:.8rem 1.25rem;font:600 1rem/1.2 var(--font);text-decoration:none;cursor:pointer;text-align:center}
.btn-cta{background:var(--amber);color:#1a1205;border-color:var(--amber)}
.btn-cta:hover{background:#f7b658;color:#1a1205}
.btn-call{background:var(--blue);color:#fff;border-color:var(--blue)}
.btn-call:hover{background:var(--blue2);color:#fff}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.7)}
.btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff}
.request .btn-ghost,.stickybar .btn-ghost{color:var(--blue);border-color:var(--blue)}

/* hero */
.hero{background:linear-gradient(160deg,#0b3c5d 0%,#145a86 100%);color:#fff;padding:44px 0 40px;position:relative;overflow:hidden}
.hero h1{color:#fff;max-width:20ch}
.hero.wide h1{max-width:26ch}
.hero p{max-width:60ch;font-size:1.08rem;color:#e6f0f6}
.hero .actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:1.4rem}
.hero .ridge{position:absolute;right:0;bottom:0;width:min(720px,100%);opacity:.18;pointer-events:none}
.hero .wrap{position:relative}
.hero .pill{display:inline-block;background:rgba(255,255,255,.14);border-radius:99px;padding:.25rem .8rem;font-size:.85rem;margin-bottom:1rem}

/* breadcrumbs */
.crumbs{background:#fff;border-bottom:1px solid var(--line);font-size:.88rem}
.crumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:0;margin:0;padding:.55rem 0}
.crumbs li{margin:0;color:var(--muted)}
.crumbs li+li::before{content:"/";margin:0 .5em;color:#9aa8b2}
.crumbs a{color:var(--blue2)}

/* content */
.content{padding:8px 0 36px}
.content .wrap{max-width:820px}
.prose a{font-weight:500}
.answer{background:var(--sky);border-left:4px solid var(--blue2);padding:1rem 1.2rem;border-radius:0 var(--r) var(--r) 0;margin:1.4rem 0;font-size:1.05rem}
.answer p:last-child{margin-bottom:0}
.note,.safety{border-radius:var(--r);padding:1rem 1.2rem;margin:1.4rem 0}
.note{background:#fff;border:1px solid var(--line)}
.safety{background:#fff6e5;border:1px solid #f0cf8f}
.note p:last-child,.safety p:last-child{margin-bottom:0}
.cards{display:grid;gap:14px;grid-template-columns:1fr;margin:1.4rem 0}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:1.1rem 1.2rem}
.card h3{margin:0 0 .4em;font-size:1.1rem}
.card p{margin:0 0 .6em;font-size:.97rem;color:var(--muted)}
.card a.more{font-weight:600;text-decoration:none}
.tablewrap{overflow-x:auto;margin:1.2rem 0;border:1px solid var(--line);border-radius:var(--r);background:#fff}
table{border-collapse:collapse;width:100%;font-size:.95rem;min-width:520px}
th,td{padding:.65rem .8rem;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
th{background:var(--sky);color:var(--blue);font-weight:650}
tr:last-child td{border-bottom:0}
caption{caption-side:bottom;text-align:left;padding:.6rem .8rem;font-size:.85rem;color:var(--muted)}
.diagram{display:block;width:100%;max-width:720px;margin:1.4rem auto;border:1px solid var(--line);border-radius:var(--r)}
.sources{font-size:.92rem;color:var(--muted)}
.sources li{margin-bottom:.5em}
.facts{display:grid;gap:10px;grid-template-columns:1fr 1fr;margin:1.2rem 0}
.fact{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:.8rem 1rem}
.fact b{display:block;font-size:1.35rem;color:var(--blue);line-height:1.2}
.fact span{font-size:.85rem;color:var(--muted)}

/* faq */
.faq details{background:#fff;border:1px solid var(--line);border-radius:var(--r);margin:0 0 10px;padding:0 1rem}
.faq summary{cursor:pointer;font-weight:600;padding:.9rem 0;color:var(--blue)}
.faq details[open] summary{border-bottom:1px solid var(--line);margin-bottom:.8rem}

/* request + form */
.request{background:var(--sky);padding:36px 0 44px;border-top:1px solid var(--line)}
.request h2{margin-top:0}
.lead-form{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:1.2rem}
.lead-form label{display:block;font-weight:600;font-size:.92rem;margin-bottom:.9rem}
.lead-form input[type=text],.lead-form input[type=tel],.lead-form input[type=email],.lead-form select,.lead-form textarea{display:block;width:100%;margin-top:.3rem;padding:.7rem .8rem;border:1px solid #9fb0bb;border-radius:8px;font:400 1rem var(--font);background:#fff;color:var(--ink)}
.lead-form textarea{resize:vertical}
.grid2{display:grid;gap:0 14px;grid-template-columns:1fr}
.lead-form .check{display:flex;gap:10px;align-items:flex-start;font-weight:400}
.lead-form .check input{margin-top:.35rem;width:18px;height:18px;flex:none}
.lead-form .fine{font-size:.85rem;color:var(--muted)}
.lead-form button{width:100%;font-size:1.05rem}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

/* footer */
.site-footer{background:#0a2f48;color:#cfe0eb;padding:36px 0 24px;font-size:.93rem}
.site-footer a{color:#e6f0f6}
.site-footer .cols{display:grid;gap:22px;grid-template-columns:1fr 1fr}
.site-footer .cols>div:first-child{grid-column:1/-1}
.foot-h{font-weight:700;color:#fff;margin:0 0 .5em}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer li{margin-bottom:.35em}
.legal{border-top:1px solid rgba(255,255,255,.18);margin-top:24px;padding-top:18px}
.disclaimer{font-weight:600;color:#fff}
.copy{margin:0;color:#9fb8c9}

/* sticky mobile bar */
.stickybar{position:fixed;left:0;right:0;bottom:0;z-index:60;display:flex;gap:8px;padding:8px 10px calc(8px + env(safe-area-inset-bottom));background:#fff;border-top:1px solid var(--line);box-shadow:0 -4px 14px rgba(11,60,93,.12)}
.stickybar .btn{flex:1;padding:.8rem .6rem}
.site-footer{padding-bottom:84px}

@media (min-width:560px){
  .head-cta .btn-cta{display:inline-block}
  .cards{grid-template-columns:1fr 1fr}
  .grid2{grid-template-columns:1fr 1fr}
  .facts{grid-template-columns:repeat(4,1fr)}
}
@media (min-width:860px){
  body{font-size:18px}
  .nav-desktop{display:flex;gap:2px;margin-right:8px}
  .menu{display:none}
  .stickybar{display:none}
  .site-footer{padding-bottom:24px}
  .site-footer .cols{grid-template-columns:1.4fr 1fr 1.2fr 1fr}
  .site-footer .cols>div:first-child{grid-column:auto}
  .cards.three{grid-template-columns:repeat(3,1fr)}
  .hero{padding:68px 0 60px}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}