:root{
  --navy:#0A2540; --navy-2:#11355c; --aqua:#22B8CF; --teal:#0E7490; --thermal:#FF6A2B; --sun:#FFB020;
  --ink:#0F1F2E; --muted:#556677; --line:#DCE6EE; --bg:#FFFFFF; --tint:#F2F8FB; --radius:16px;
  --shadow:0 10px 30px rgba(10,37,64,.10); --font:"Plus Jakarta Sans",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);font-size:17px;line-height:1.65}
img{max-width:100%;height:auto;display:block}
a{color:var(--teal)}
h1,h2,h3{line-height:1.2;color:var(--navy);letter-spacing:-.01em;margin:0 0 .6em}
h1{font-size:clamp(2rem,4.2vw,3.15rem);font-weight:800}
h2{font-size:clamp(1.55rem,2.8vw,2.2rem);font-weight:800}
h3{font-size:1.15rem;font-weight:700}
p{margin:0 0 1em}
.container{width:min(1180px,100% - 32px);margin-inline:auto}
.narrow{width:min(820px,100% - 32px)}
.center{text-align:center}
.small{font-size:.9rem;color:var(--muted)}
.skip{position:absolute;left:-999px;top:0;background:#fff;padding:8px 12px;z-index:99}
.skip:focus{left:8px}
.ic{width:1.1em;height:1.1em;fill:currentColor;flex:none}
.ck{width:1.15em;height:1.15em;fill:var(--teal);flex:none;margin-top:.2em}
.eyebrow{text-transform:uppercase;letter-spacing:.12em;font-size:.78rem;font-weight:800;color:var(--teal);margin-bottom:.6em}
.eyebrow-light{color:var(--sun)}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:.55em;font-weight:800;text-decoration:none;border-radius:999px;padding:.85em 1.4em;line-height:1.1;transition:transform .15s ease,box-shadow .15s ease,background .15s}
.btn:hover{transform:translateY(-1px)}
.btn-call{background:var(--thermal);color:#fff;box-shadow:0 8px 20px rgba(255,106,43,.35)}
.btn-call:hover{background:#f05a18}
.btn-lg{font-size:1.12rem;padding:1em 1.6em}
.btn-block{width:100%;justify-content:center}
.btn-ghost{border:2px solid var(--navy);color:var(--navy);background:#fff}
.btn-ghost-light{border:2px solid rgba(255,255,255,.7);color:#fff}
.inline-call{display:inline-flex;align-items:center;gap:.35em;font-weight:800;color:var(--thermal);text-decoration:none}

/* top bar + header */
.topbar{background:var(--navy);color:#cfe3f2;font-size:.88rem}
.topbar-in{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:7px 0}
.topbar a{color:#fff;font-weight:800;text-decoration:none;display:inline-flex;gap:.4em;align-items:center}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.hdr{display:flex;align-items:center;gap:20px;min-height:72px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--navy);margin-right:auto}
.logo-mark{width:40px;height:40px;flex:none}
.brand-txt{display:flex;flex-direction:column;line-height:1.15}
.brand-txt strong{font-size:1.08rem;font-weight:800}
.brand-txt small{font-size:.74rem;color:var(--muted);font-weight:600}
.menu{display:flex;list-style:none;margin:0;padding:0;gap:4px}
.menu>li{position:relative}
.menu>li>a{display:block;padding:10px 12px;font-weight:700;font-size:.95rem;color:var(--navy);text-decoration:none;border-radius:10px}
.menu>li>a:hover,.menu>li>a.on{background:var(--tint)}
.has-sub>a::after{content:"";display:inline-block;margin-left:6px;border:5px solid transparent;border-top-color:currentColor;transform:translateY(3px)}
.sub{position:absolute;top:100%;left:0;min-width:250px;list-style:none;margin:0;padding:8px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);opacity:0;visibility:hidden;transform:translateY(6px);transition:.15s}
.has-sub:hover .sub,.has-sub:focus-within .sub{opacity:1;visibility:visible;transform:none}
.sub a{display:block;padding:9px 12px;border-radius:8px;color:var(--ink);text-decoration:none;font-weight:600;font-size:.94rem}
.sub a:hover{background:var(--tint);color:var(--teal)}
.mnav{display:none}
.mnav summary{list-style:none;cursor:pointer;width:44px;height:44px;display:grid;place-content:center;gap:5px;border-radius:10px;border:1px solid var(--line)}
.mnav summary::-webkit-details-marker{display:none}
.mnav summary span{display:block;width:22px;height:2px;background:var(--navy);border-radius:2px}
.mnav-panel{position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line);padding:16px;max-height:80vh;overflow:auto;box-shadow:var(--shadow)}
.mnav-panel ul{list-style:none;margin:0 0 12px;padding:0}
.mnav-panel a:not(.btn){display:block;padding:9px 4px;color:var(--navy);font-weight:700;text-decoration:none;border-bottom:1px solid var(--line)}
.mnav-h{margin:10px 0 2px;font-size:.75rem;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);font-weight:800}

/* hero with thermal scanner */
.hero{position:relative;overflow:hidden;min-height:660px;display:flex;align-items:center;color:#fff;isolation:isolate}
.hero-media{position:absolute;inset:0;z-index:-2;--x:60%;--y:80%;--r:170px}
.hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:var(--hpos,60% 100%)}
.thermal{position:absolute;inset:0;-webkit-mask-image:radial-gradient(circle var(--r) at var(--x) var(--y),#000 0 60%,transparent 100%);mask-image:radial-gradient(circle var(--r) at var(--x) var(--y),#000 0 60%,transparent 100%)}
.leak-pin{position:absolute;left:var(--lx,60%);top:var(--ly,80%);width:30px;height:30px;margin:-15px 0 0 -15px;border:3px solid #fff;border-radius:50%;opacity:0;transition:opacity .3s}
.leak-pin::after{content:"";position:absolute;inset:-3px;border:2px solid #fff;border-radius:50%;animation:ping 1.6s ease-out infinite}
.hero.found .leak-pin{opacity:1}
@keyframes ping{from{transform:scale(1);opacity:.9}to{transform:scale(2.6);opacity:0}}
.scan-ring{position:absolute;left:var(--x);top:var(--y);width:44px;height:44px;transform:translate(-50%,-50%);border-radius:50%;border:1.5px solid rgba(255,255,255,.7);background:rgba(255,255,255,.08);box-shadow:0 0 18px rgba(255,255,255,.18);pointer-events:none;transition:border-color .3s,width .3s,height .3s}
.scan-label{position:absolute;left:50%;top:100%;transform:translate(-50%,8px);white-space:nowrap;font-size:.7rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:#fff;background:rgba(10,37,64,.55);padding:3px 9px;border-radius:999px;opacity:0;transition:opacity .3s}
.hero.found .scan-label{opacity:1}
.hero.found .scan-ring{border-color:rgba(255,210,120,.9);width:56px;height:56px}
.hero-shade{position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(10,37,64,.92) 0%,rgba(10,37,64,.78) 38%,rgba(10,37,64,.15) 68%,rgba(10,37,64,0) 100%);pointer-events:none}
.hero-in{position:relative;padding:64px 0 90px}
.hero-copy{max-width:600px}
.hero h1{color:#fff}
.hero-lead{font-size:1.15rem;color:#dbe8f3;max-width:540px}
.hero-ctas{display:flex;flex-wrap:wrap;gap:12px;margin:22px 0}
.hero-trust{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:8px 20px;font-weight:700;font-size:.95rem}
.hero-trust li{display:flex;gap:.45em;align-items:flex-start}
.hero .ck{fill:var(--sun)}
.hero-trust.dark{color:var(--navy)}

/* trust bar */
.trustbar{background:var(--navy);color:#fff}
.trust-in{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;padding:22px 0}
.trust-in div{display:flex;flex-direction:column;border-left:3px solid var(--aqua);padding-left:14px}
.trust-in strong{font-size:1.02rem}
.trust-in span{font-size:.86rem;color:#b9cfe0}

/* sections */
.sec{padding:76px 0}
.sec-tint{background:var(--tint)}
.sec-lead{max-width:720px;color:var(--muted);font-size:1.08rem}
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.split-rev>div:first-child{order:0}
.rounded{border-radius:var(--radius);box-shadow:var(--shadow)}
.split-media{position:relative}
.meter-tip{position:relative;margin:-60px 24px 0;background:#fff;border-radius:14px;padding:18px 20px;box-shadow:var(--shadow);border-left:4px solid var(--thermal)}
.meter-tip p{margin:.3em 0 0;font-size:.95rem}
.signs{list-style:none;padding:0;margin:0 0 24px;display:grid;gap:14px}
.signs.grid2{grid-template-columns:repeat(2,1fr);gap:18px}
.signs li{display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px 16px}
.signs p{margin:.15em 0 0;color:var(--muted);font-size:.95rem}
.sign-ic{flex:none;width:30px;height:30px;border-radius:50%;display:grid;place-content:center;background:#FFF1E8;color:var(--thermal);font-weight:800}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:30px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;text-decoration:none;color:var(--ink);transition:transform .2s,box-shadow .2s;display:flex;flex-direction:column}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.card-img{aspect-ratio:16/10;object-fit:cover;width:100%}
.card-b{padding:18px 20px 22px}
.card-b p{color:var(--muted);font-size:.95rem}
.more{font-weight:800;color:var(--teal)}
.steps{list-style:none;padding:0;margin:30px 0 0;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:s}
.steps li{background:var(--tint);border-radius:var(--radius);padding:22px}
.steps li>span{display:grid;place-content:center;width:40px;height:40px;border-radius:12px;background:var(--navy);color:#fff;font-weight:800;margin-bottom:12px}
.steps p{margin:0;color:var(--muted);font-size:.95rem}
.steps-v{grid-template-columns:1fr 1fr}
.ticks{list-style:none;padding:0;margin:0 0 22px;display:grid;gap:10px}
.ticks li{display:flex;gap:10px}
.cta-band{background:linear-gradient(120deg,var(--navy),var(--navy-2));color:#fff;padding:44px 0}
.cta-in{display:flex;align-items:center;justify-content:space-between;gap:24px}
.cta-band h2{color:#fff;margin-bottom:.25em}
.cta-band p{margin:0;color:#c6d9e8}
.reviews{margin-top:24px}
.reviews-empty{background:#fff;border:2px dashed var(--line);border-radius:var(--radius);padding:34px;text-align:center;max-width:720px;margin:auto}
.stars{color:var(--sun);font-size:1.6rem;letter-spacing:4px}
.review{background:#fff;border-radius:var(--radius);padding:22px;margin:0;box-shadow:var(--shadow)}
.area-list{list-style:none;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:8px 18px;margin:0 0 14px}
.area-list a{font-weight:700;text-decoration:none}
.area-list a::before{content:"📍 "}
.faq{border-bottom:1px solid var(--line);padding:4px 0}
.faq summary{cursor:pointer;font-weight:700;padding:14px 32px 14px 0;position:relative;list-style:none;color:var(--navy)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:4px;top:10px;font-size:1.4rem;color:var(--teal)}
.faq[open] summary::after{content:"−"}
.faq p{color:var(--muted)}

/* inner page hero */
.phero{background:linear-gradient(180deg,var(--tint),#fff);padding:34px 0 60px}
.phero-slim{padding-bottom:40px}
.phero-in{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.lead{font-size:1.15rem;color:var(--muted)}
.micro{font-size:.84rem;color:var(--muted);margin-top:-6px}
.crumbs{font-size:.86rem;color:var(--muted);margin-bottom:18px}
.crumbs a{color:var(--muted)}
.crumbs .sep{margin:0 4px;opacity:.6}
.with-aside{display:grid;grid-template-columns:1fr 340px;gap:48px;align-items:start}
.prose h2{margin-top:1.4em}
.prose h2:first-child{margin-top:0}
.prose img{margin:26px 0}
.aside{display:grid;gap:18px}
.aside-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:0 4px 14px rgba(10,37,64,.05)}
.aside-card.sticky{position:sticky;top:96px;border-top:4px solid var(--thermal)}
.aside-h{font-weight:800;color:var(--navy);font-size:1.08rem;margin-bottom:.4em}
.link-list{list-style:none;padding:0;margin:0}
.link-list li{border-bottom:1px solid var(--line)}
.link-list a{display:block;padding:8px 0;text-decoration:none;font-weight:600}
.link-list.cols{columns:2;column-gap:28px}
.cards-3{grid-template-columns:repeat(3,1fr);margin-top:0}
.area-card .card-b{padding:24px}
.numbered li{margin-bottom:.6em}
.callout{background:#FFF6EF;border-left:4px solid var(--thermal);border-radius:12px;padding:16px 18px;margin:20px 0}
.big-phone{display:inline-flex;gap:.4em;align-items:center;font-size:clamp(2rem,6vw,3.2rem);font-weight:800;color:var(--thermal);text-decoration:none;margin:10px 0}
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}

/* footer */
.site-footer{background:#081d33;color:#b9cfe0;padding:60px 0 0;font-size:.95rem}
.fgrid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px}
.site-footer a{color:#e6f1f8;text-decoration:none}
.site-footer a:hover{color:var(--aqua)}
.site-footer ul{list-style:none;padding:0;margin:0;display:grid;gap:8px}
.fh{color:#fff;font-weight:800;margin-bottom:12px}
.brand-light{color:#fff;margin-bottom:14px}
.brand-light .brand-txt small{color:#8fb0c8}
.site-footer .btn-call{margin:6px 0 14px;color:#fff}
.site-footer .small{color:#8fb0c8}
.disclaimer{border-top:1px solid rgba(255,255,255,.1);margin-top:40px;padding:22px 0 90px;font-size:.82rem;color:#8fb0c8}
.mcall{display:none}

@media (max-width:1080px){
  .menu{display:none}
  .mnav{display:block}
  .hdr-call{padding:.7em 1em;font-size:.9rem}
}
@media (max-width:900px){
  .split,.phero-in,.with-aside{grid-template-columns:1fr;gap:32px}
  .cards,.cards-3{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
  .trust-in{grid-template-columns:1fr 1fr}
  .fgrid{grid-template-columns:1fr 1fr}
  .contact-grid{grid-template-columns:1fr}
  .aside-card.sticky{position:static}
  .cta-in{flex-direction:column;align-items:flex-start}
}
@media (max-width:640px){
  body{font-size:16px}
  .topbar span{display:none}
  .topbar-in{justify-content:center}
  .hdr{min-height:64px;gap:10px}
  .brand-txt small{display:none}
  .hdr-call span{display:none}
  .hdr-call{padding:.75em}
  .hero{min-height:0;align-items:flex-start}
  .hero-in{padding:40px 0 270px}
  .hero-shade{background:linear-gradient(180deg,rgba(10,37,64,.93) 0%,rgba(10,37,64,.85) 55%,rgba(10,37,64,.1) 80%)}
  .cards,.cards-3,.steps,.steps-v,.signs.grid2,.area-list,.fgrid{grid-template-columns:1fr}
  .hero.reveal-top .hero-in{padding:250px 0 40px}
  .hero.reveal-top .hero-shade{background:linear-gradient(180deg,rgba(10,37,64,.1) 0%,rgba(10,37,64,.1) 18%,rgba(10,37,64,.88) 34%,rgba(10,37,64,.93) 100%)}
  .link-list.cols{columns:1}
  .sec{padding:56px 0}
  .mcall{display:flex;position:fixed;left:12px;right:12px;bottom:12px;z-index:60;justify-content:center;gap:.5em;align-items:center;background:var(--thermal);color:#fff;font-weight:800;text-decoration:none;padding:15px;border-radius:999px;box-shadow:0 10px 26px rgba(0,0,0,.25)}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

/* blog */
.cards-2{grid-template-columns:repeat(2,1fr)}
.post-card .card-img{aspect-ratio:1200/630}
.post-head{background:linear-gradient(180deg,var(--tint),#fff);padding:34px 0 10px}
.post-meta{color:var(--muted);font-size:.92rem;margin-top:-4px}
.post-hero{width:100%;border-radius:var(--radius);box-shadow:var(--shadow);margin:18px 0 0;aspect-ratio:1200/630}
.post-body{padding:40px 0 70px}
.post .prose{font-size:1.06rem}
.post .prose h3{margin-top:1.3em}
.post-list{padding-left:1.25em;margin:0 0 1.2em}
.post-list li{margin-bottom:.55em}
.toc{background:var(--tint);border-radius:14px;padding:18px 22px;margin-bottom:28px}
.toc ol{margin:0;padding-left:1.2em;columns:2;column-gap:28px}
.toc li{margin-bottom:6px;break-inside:avoid}
.toc a{text-decoration:none;font-weight:600}
.post-cta{display:flex;align-items:center;justify-content:space-between;gap:18px;background:var(--navy);color:#fff;border-radius:16px;padding:20px 24px;margin:28px 0}
.post-cta p{margin:0;font-weight:700}
.table-wrap{overflow-x:auto;margin:0 0 1.4em}
.table-wrap table{border-collapse:collapse;width:100%;min-width:560px;font-size:.95rem}
.table-wrap th,.table-wrap td{border:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top}
.table-wrap thead th{background:var(--navy);color:#fff}
.table-wrap tbody td:first-child{font-weight:700;background:var(--tint)}
.post-note{margin-top:24px}
h2[id]{scroll-margin-top:96px}
@media (max-width:900px){.cards-2{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.cards-2{grid-template-columns:1fr}.toc ol{columns:1}.post-cta{flex-direction:column;align-items:flex-start}}