/* Fortex Air Vent Cleaning Service — site styles */
:root{
  --navy:#0E2A47;--navy-2:#163A5F;--navy-3:#1E4A75;--ink:#14212E;--muted:#4A5B6C;
  --orange:#F26B1D;--orange-dk:#C9520D;--sky:#EEF3F8;--line:#D9E2EC;--white:#fff;
  --radius:14px;--wrap:1160px;
  --head:'Archivo',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--head);font-weight:400;font-size:17px;line-height:1.65;color:var(--ink);background:#fff}
img,video{max-width:100%;height:auto;display:block}
a{color:var(--navy-3)}
a:hover{color:var(--orange-dk)}
h1,h2,h3{font-family:var(--head);line-height:1.15;color:var(--navy);margin:0 0 .5em}
h1{font-size:clamp(2rem,4.6vw,3.25rem);font-weight:900;letter-spacing:-.01em}
h2{font-size:clamp(1.55rem,3vw,2.2rem);font-weight:800}
h3{font-size:1.2rem;font-weight:700}
p{margin:0 0 1em}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px}.skip:focus{left:12px;top:12px;z-index:99;background:#fff;padding:8px 12px}

/* Top bar + header */
.topbar{background:var(--navy);color:#C9D7E6;font-size:14px}
.topbar .wrap{display:flex;justify-content:space-between;gap:12px;padding-top:7px;padding-bottom:7px;flex-wrap:wrap}
.topbar a{color:#fff;font-weight:700;text-decoration:none}
.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.site-header .wrap{display:flex;align-items:center;gap:18px;min-height:74px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;margin-right:auto}
.brand svg{width:44px;height:44px;flex:none}
.brand-name{display:flex;flex-direction:column;line-height:1}
.brand-name b{font-size:24px;font-weight:900;letter-spacing:.04em;color:var(--navy)}
.brand-name small{white-space:nowrap;font-size:10.5px;font-weight:800;letter-spacing:.24em;color:var(--orange-dk);margin-top:4px}
.nav{display:flex;align-items:center;gap:4px}
.nav a{white-space:nowrap;color:var(--ink);text-decoration:none;font-weight:600;font-size:15px;padding:10px 8px;border-radius:8px}
.nav a:hover,.nav a[aria-current=page]{color:var(--orange-dk)}
.nav-item{position:relative}
.nav-item>a{display:flex;align-items:center;gap:4px}
.nav-item>a svg{width:14px;height:14px}
.dropdown{position:absolute;top:100%;left:0;min-width:250px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 14px 34px rgba(14,42,71,.14);padding:8px;display:none}
.nav-item:hover .dropdown,.nav-item:focus-within .dropdown{display:block}
.dropdown a{display:block;padding:9px 12px}
.dropdown a:hover{background:var(--sky)}
.nav-mobile{display:none}
@media (max-width:1140px){
  .nav-desktop{display:none}
  .nav-mobile{display:block}
  .nav-mobile summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:6px;font-weight:700;padding:10px 12px;border:1px solid var(--line);border-radius:10px;min-height:44px}
  .nav-mobile summary::-webkit-details-marker{display:none}
  .nav-mobile summary svg{width:20px;height:20px}
  .nav-mobile .nav{position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;padding:8px 20px 18px;max-height:75vh;overflow:auto;box-shadow:0 18px 30px rgba(14,42,71,.12)}
  .nav-mobile .nav a{padding:11px 4px;border-bottom:1px solid var(--sky)}
  .nav-mobile .nav a.sub{padding-left:18px;font-weight:500}
}
@media (max-width:560px){.site-header .header-call{display:none}}

/* Buttons */
.btn{white-space:nowrap;display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:12px 22px;border-radius:999px;font-weight:800;font-size:16px;text-decoration:none;border:2px solid transparent;line-height:1.2;cursor:pointer;font-family:inherit}
.btn svg{width:19px;height:19px}
.btn-call{background:var(--orange);color:var(--navy)}
.btn-call:hover{background:#FF8442;color:var(--navy)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}
.btn-ghost:hover{border-color:#fff;color:#fff}
.btn-outline{background:#fff;color:var(--navy);border-color:var(--navy)}
.btn-outline:hover{background:var(--navy);color:#fff}
.btn-row{display:flex;flex-wrap:wrap;gap:12px}

/* Sections */
section{padding:72px 0}
section.tight{padding:40px 0}
section.alt{background:var(--sky)}
section.dark{background:var(--navy);color:#D5E1EE}
section.dark h2,section.dark h3{color:#fff}
.eyebrow{font-size:13px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;color:var(--orange-dk);margin:0 0 10px}
.dark .eyebrow,.hero .eyebrow{color:var(--orange)}
.section-head{max-width:760px;margin-bottom:32px}
.section-head p{color:var(--muted)}
.dark .section-head p{color:#C9D7E6}
.lede{font-size:1.14rem;color:var(--muted)}

/* Hero */
.hero{background:var(--navy);color:#D5E1EE;padding:64px 0 72px;position:relative;overflow:hidden}
.hero h1{color:#fff}
.hero .lede{color:#D5E1EE}
.hero .wrap{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:48px;align-items:center}
.hero-photo{margin:0;border-radius:var(--radius);overflow:hidden;box-shadow:0 22px 50px rgba(0,0,0,.35);border:4px solid rgba(255,255,255,.08)}
.hero-photo figcaption{background:var(--navy-2);color:#C9D7E6;font-size:14px;padding:10px 14px}
.hero-facts{list-style:none;padding:0;margin:26px 0 0;display:flex;flex-wrap:wrap;gap:10px}
.hero-facts li{border:1.5px solid rgba(255,255,255,.35);border-radius:999px;padding:6px 14px;font-size:14px;font-weight:700;color:#fff}
.rating-line{display:inline-flex;align-items:center;gap:10px;margin-top:22px;color:#fff;text-decoration:none;font-weight:700}
.rating-line small{font-weight:500;color:#C9D7E6}
.stars{color:#FFB400;letter-spacing:2px}
@media (max-width:880px){.hero .wrap{grid-template-columns:1fr}.hero{padding:44px 0 52px}}

/* Page hero (inner pages) */
.page-hero{background:var(--navy);color:#D5E1EE;padding:30px 0 52px}
.page-hero h1{color:#fff;max-width:880px}
.page-hero .lede{color:#D5E1EE;max-width:760px}
.crumbs{font-size:14px;margin-bottom:22px;color:#AFC2D6}
.crumbs ol{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:6px}
.crumbs li+li::before{content:"/";margin-right:6px;color:#6F8DAE}
.crumbs a{color:#fff}

/* Quick answer box */
.answer{border-left:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 26px;box-shadow:0 8px 24px rgba(14,42,71,.06)}
.answer h2{font-size:1.25rem;margin-bottom:.4em}
.answer p{margin:0}

/* Grids & cards */
.grid{display:grid;gap:20px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
@media (max-width:960px){.grid-3,.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:640px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;display:flex;flex-direction:column}
.card h3 a{text-decoration:none;color:var(--navy)}
.card h3 a:hover{color:var(--orange-dk)}
.card p{color:var(--muted);font-size:16px}
.card .more{margin-top:auto;font-weight:800;text-decoration:none;color:var(--orange-dk)}
.card .more::after{content:" →"}
.icon{width:46px;height:46px;border-radius:12px;background:var(--sky);color:var(--navy);display:grid;place-items:center;margin-bottom:14px}
.icon svg{width:24px;height:24px}
.tags{list-style:none;padding:0;margin:0 0 16px;display:flex;flex-wrap:wrap;gap:6px}
.tags li{font-size:12.5px;font-weight:700;background:var(--sky);color:var(--navy);border-radius:999px;padding:3px 10px}

/* Two column */
.two-col{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,.75fr);gap:44px;align-items:start}
@media (max-width:900px){.two-col{grid-template-columns:1fr}}
.prose h2{margin-top:1.4em}
.prose h2:first-child{margin-top:0}
.prose ul,.prose ol{padding-left:1.2em}
.prose li{margin-bottom:.4em}
.panel{background:var(--sky);border-radius:var(--radius);padding:24px;position:sticky;top:96px}
.panel h2{font-size:1.2rem}
.side-links{list-style:none;padding:0;margin:0 0 18px}
.side-links li{border-bottom:1px solid var(--line)}
.side-links a{display:block;padding:9px 0;text-decoration:none;font-weight:600}

/* Facts list */
.facts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;margin:0;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff}
.facts div{padding:16px 20px;border-bottom:1px solid var(--line);border-right:1px solid var(--line)}
.facts dt{font-size:12.5px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.facts dd{margin:4px 0 0;font-weight:700;color:var(--navy)}
@media (max-width:760px){.facts{grid-template-columns:1fr 1fr}}
@media (max-width:460px){.facts{grid-template-columns:1fr}}

/* Steps */
.steps{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;counter-reset:step}
.steps li{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;counter-increment:step;position:relative}
.steps li::before{content:counter(step);display:grid;place-items:center;width:36px;height:36px;border-radius:50%;background:var(--orange);color:var(--navy);font-weight:900;margin-bottom:12px}
.steps strong{display:block;color:var(--navy);font-size:1.08rem;margin-bottom:4px}
.steps span{color:var(--muted);font-size:16px}
@media (max-width:900px){.steps{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.steps{grid-template-columns:1fr}}

/* Signs list */
.signs{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:1fr 1fr;gap:14px}
.signs li{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 18px}
.signs strong{display:block;color:var(--navy)}
.signs span{color:var(--muted);font-size:15.5px}
@media (max-width:640px){.signs{grid-template-columns:1fr}}

/* Photos */
.photo{margin:0;border-radius:var(--radius);overflow:hidden;background:#fff;border:1px solid var(--line)}
.photo img{width:100%;aspect-ratio:4/3;object-fit:cover}
.photo.tall img{aspect-ratio:3/4}
.photo figcaption{padding:10px 14px;font-size:14.5px;color:var(--muted)}
.photo .tag{display:inline-block;font-size:11.5px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;border-radius:999px;padding:2px 9px;margin-right:6px;background:var(--sky);color:var(--navy)}
.photo .tag.after{background:var(--orange);color:var(--navy)}
.video-box{margin:0;border-radius:var(--radius);overflow:hidden;background:#000}
.video-box figcaption{background:var(--navy);color:#C9D7E6;padding:10px 14px;font-size:14.5px}

/* Reviews */
.review-summary{display:flex;align-items:center;gap:20px;flex-wrap:wrap;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px 24px;margin-bottom:22px}
.review-score{font-size:46px;font-weight:900;color:var(--navy);line-height:1}
.review-summary .btn-row{margin-left:auto}
.review{margin:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;display:flex;flex-direction:column}
.review-top{display:flex;align-items:center;gap:12px;margin-bottom:10px}
.avatar{width:42px;height:42px;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center;font-weight:800}
.review-top strong{display:block;color:var(--navy)}
.review blockquote{margin:0 0 12px;color:var(--ink);font-size:16px}
.review figcaption{margin-top:auto;font-size:13.5px;color:var(--muted)}

/* FAQ */
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:10px}
.faq summary{cursor:pointer;list-style:none;padding:18px 52px 18px 20px;font-weight:700;color:var(--navy);position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);font-size:24px;color:var(--orange-dk)}
.faq details[open] summary::after{content:"–"}
.faq details>div{padding:0 20px 18px;color:var(--muted)}
.faq details>div p:last-child{margin:0}

/* Areas */
.area-list{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:10px}
.area-list a{display:block;background:#fff;border:1px solid var(--line);border-radius:10px;padding:12px 14px;text-decoration:none;font-weight:700;color:var(--navy)}
.area-list a:hover{border-color:var(--orange)}
.area-list small{display:block;font-weight:500;color:var(--muted)}
.dark .area-list a{background:var(--navy-2);border-color:var(--navy-3);color:#fff}
.dark .area-list small{color:#AFC2D6}

/* CTA band */
.cta{background:var(--orange);padding:52px 0}
.cta .wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.cta h2{color:var(--navy);margin:0 0 6px}
.cta p{margin:0;color:var(--navy);font-weight:600}
.cta .btn-call{background:var(--navy);color:#fff}
.cta .btn-call:hover{background:#000;color:#fff}
.cta .btn-outline{background:transparent;border-color:var(--navy)}

/* Forms */
.form{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form .full{grid-column:1/-1}
.form label{display:block;font-weight:700;font-size:15px;margin-bottom:5px;color:var(--navy)}
.form input,.form select,.form textarea{width:100%;font:inherit;font-size:16px;padding:12px 14px;border:1.5px solid #B7C6D6;border-radius:10px;background:#fff;color:var(--ink);min-height:48px}
.form input:focus,.form select:focus,.form textarea:focus{outline:3px solid rgba(242,107,29,.35);border-color:var(--orange)}
.form .hp{position:absolute;left:-9999px}
@media (max-width:600px){.form{grid-template-columns:1fr}}

/* Article */
.article{max-width:760px}
.article .meta{color:#AFC2D6;font-size:14px}
.post-list{display:grid;gap:18px}

/* Footer */
.site-footer{background:#0A2038;color:#AFC2D6;padding:56px 0 100px;font-size:15px}
.site-footer h2{color:#fff;font-size:1rem;letter-spacing:.06em;text-transform:uppercase}
.site-footer a{color:#D5E1EE;text-decoration:none}
.site-footer a:hover{color:var(--orange)}
.foot-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:32px}
.foot-grid ul{list-style:none;padding:0;margin:0}
.foot-grid li{margin-bottom:7px}
.foot-bottom{border-top:1px solid #1B3A5C;margin-top:36px;padding-top:20px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:13.5px}
@media (max-width:900px){.foot-grid{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.foot-grid{grid-template-columns:1fr}}

/* Mobile call bar */
.call-bar{position:fixed;left:0;right:0;bottom:0;z-index:60;display:none;gap:8px;padding:10px 12px calc(10px + env(safe-area-inset-bottom));background:rgba(10,32,56,.97)}
.call-bar .btn{flex:1;min-height:50px}
@media (max-width:760px){.call-bar{display:flex}}

.center{text-align:center}
.mt{margin-top:28px}
.note{font-size:14.5px;color:var(--muted)}