/* Eagle Air Duct Cleaning — styles-100.css
   v100 launch design 2026-11-09: deep teal-navy + cyan "clean air" identity,
   Eagle gold reserved for logo + primary CTA. Distinct from water-damage
   (orange/sky) and plumbing (red/white/black). */
:root{
  --deep:#04222d; --deep2:#06303e; --teal:#0a5468; --cyan:#0e7490; --sky:#38bdf8;
  --ice:#eef8fa; --ice2:#e2f2f7; --ink:#122b33; --mut:#44616b;
  --gold:#e3ac12; --gold2:#c9930a; --line:#d7e8ec;
  --shadow:0 14px 34px rgba(4,34,45,.14); --r:16px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Segoe UI",system-ui,-apple-system,Roboto,"Helvetica Neue",Arial,sans-serif;color:var(--ink);background:#fff;line-height:1.6;font-size:17px}
img{max-width:100%}
a{color:var(--cyan)}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}
h1,h2,h3,h4{line-height:1.18;color:var(--deep);margin:0 0 .5em;font-weight:800;letter-spacing:-.01em}
h1{font-size:clamp(2rem,4.6vw,3.3rem)}
h2{font-size:clamp(1.55rem,3.2vw,2.3rem)}
h3{font-size:1.22rem}
section{padding:64px 0}
.sec-sub,.band-sub{color:var(--mut);max-width:720px}
.eyebrow{text-transform:uppercase;letter-spacing:.16em;font-size:.78rem;font-weight:800;color:var(--cyan);margin:0 0 10px}
.eyebrow::before{content:"";display:inline-block;width:26px;height:3px;background:linear-gradient(90deg,var(--gold),var(--sky));border-radius:2px;margin-right:10px;vertical-align:middle}
.eyebrow.light{color:var(--sky)}
.mt{margin-top:28px}.center{text-align:center}
.narrow{max-width:820px}.narrow-l{max-width:900px}
::selection{background:var(--gold);color:var(--deep)}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;border:0;cursor:pointer;text-decoration:none;font-weight:800;font-size:1rem;padding:13px 24px;border-radius:999px;transition:transform .15s,box-shadow .15s;white-space:nowrap}
.btn:hover{transform:translateY(-2px)}
.btn-gold{background:linear-gradient(135deg,var(--gold),var(--gold2));color:var(--deep);box-shadow:0 8px 20px rgba(201,147,10,.35)}
.btn-teal{background:linear-gradient(135deg,var(--cyan),var(--teal));color:#fff;box-shadow:0 8px 20px rgba(10,84,104,.3)}
.btn-ghost{background:#fff;color:var(--teal);border:2px solid var(--cyan)}
.btn-ghost-l{background:rgba(255,255,255,.1);color:#fff;border:2px solid rgba(255,255,255,.65)}
.btn-sm{padding:9px 18px;font-size:.92rem}

/* top bar + header */
.topbar{background:linear-gradient(90deg,var(--gold2),var(--gold));color:var(--deep);font-size:.9rem}
.topbar-in{display:flex;justify-content:space-between;gap:14px;align-items:center;padding:7px 20px;flex-wrap:wrap}
.tb-phone{color:var(--deep);font-weight:800;text-decoration:none}
.tb-247{font-weight:700;margin-right:14px}
.site-head{position:sticky;top:0;z-index:60;background:linear-gradient(115deg,#03161d,#06303e 42%,#0a5468 78%,#0e7490);box-shadow:0 10px 28px rgba(3,22,29,.35);border-bottom:3px solid;border-image:linear-gradient(90deg,var(--gold),var(--sky)) 1}
.head-in{display:flex;align-items:center;gap:22px;padding-top:10px;padding-bottom:10px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:#fff;flex:none}
.brand-mark{width:58px;height:51px;object-fit:contain;filter:drop-shadow(0 3px 8px rgba(0,0,0,.4))}
.brand-name{display:block;font-weight:900;font-size:1.12rem;letter-spacing:.02em;line-height:1.05;color:#fff}
.brand-name em{font-style:normal;color:var(--sky)}
.brand-sub{display:block;font-size:.66rem;letter-spacing:.22em;color:#bfe6f2;margin-top:3px}
.main-nav{display:flex;gap:4px;margin-left:auto;align-items:center}
.main-nav>a,.has-drop>a{color:#eaf7fb;text-decoration:none;font-weight:600;padding:9px 11px;border-radius:9px;font-size:.98rem}
.main-nav>a:hover,.has-drop>a:hover,.main-nav>a.on{background:rgba(255,255,255,.12);color:#fff}
.has-drop{position:relative}
.drop{position:absolute;left:0;top:calc(100% + 6px);background:#fff;border-radius:12px;box-shadow:var(--shadow);min-width:290px;padding:8px;display:none;z-index:70}
.has-drop:hover .drop,.has-drop:focus-within .drop{display:block}
.drop a{display:block;padding:9px 12px;border-radius:8px;color:var(--deep);text-decoration:none;font-weight:600;font-size:.95rem}
.drop a:hover{background:var(--ice)}
.head-cta{display:flex;align-items:center;gap:12px;flex:none}
.head-phone{color:#ffd968;font-weight:800;text-decoration:none;font-size:1.02rem}
.nav-toggle{display:none;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.35);color:#fff;font-size:1.3rem;border-radius:10px;padding:6px 13px;cursor:pointer;margin-left:auto}

/* hero + carousel */
.hero{position:relative;padding:0;overflow:hidden;background:var(--deep)}
.carousel{position:absolute;inset:0}
.slides,.slide{position:absolute;inset:0}
.slide{opacity:0;transition:opacity 1.1s ease;margin:0}
.slide.on{opacity:1}
.slide img{width:100%;height:100%;object-fit:cover;display:block}
.slide figcaption{position:absolute;left:24px;bottom:20px;background:rgba(3,22,29,.72);color:#fff;padding:9px 15px;border-radius:11px;backdrop-filter:blur(4px);max-width:min(480px,80%)}
.slide figcaption strong{display:block;font-size:1rem}
.slide figcaption span{font-size:.85rem;color:#bfe6f2}
.car-btn{position:absolute;top:50%;transform:translateY(-50%);z-index:5;background:rgba(3,22,29,.55);color:#fff;border:1px solid rgba(255,255,255,.4);width:42px;height:42px;border-radius:50%;font-size:1.5rem;cursor:pointer;line-height:1}
.car-btn.prev{left:14px}.car-btn.next{right:14px}
.car-dots{position:absolute;right:22px;bottom:20px;display:flex;gap:8px;z-index:5}
.cdot{width:11px;height:11px;border-radius:50%;border:2px solid #fff;background:transparent;cursor:pointer;padding:0}
.cdot.on{background:var(--gold);border-color:var(--gold)}
.hero-shade{position:absolute;inset:0;background:linear-gradient(100deg,rgba(3,22,29,.93) 22%,rgba(4,40,54,.78) 52%,rgba(4,40,54,.30) 100%)}
.hero-in{position:relative;z-index:4;display:grid;grid-template-columns:1.15fr .85fr;gap:36px;padding:64px 20px 74px;align-items:start}
.hero-copy h1{color:#fff}
.hero-copy h1 em{font-style:normal;color:var(--sky)}
.hero-sub{color:#d7edf4;font-size:1.1rem;max-width:560px}
.hero-ctas{display:flex;gap:12px;flex-wrap:wrap;margin:20px 0}
.hero-points{list-style:none;display:flex;gap:8px 20px;flex-wrap:wrap;padding:0;margin:18px 0 0;color:#eaf7fb;font-weight:600;font-size:.95rem}
.zipbox{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.35);border-radius:14px;padding:15px 16px;max-width:520px;backdrop-filter:blur(5px)}
.zipbox label{color:#fff;font-weight:800;display:block;margin-bottom:8px;font-size:.95rem}
.zip-row{display:flex;gap:9px}
.zip-row input{flex:1;border:0;border-radius:10px;padding:12px 14px;font-size:1rem;min-width:0}
.zip-result{margin:11px 0 0;font-size:.95rem;border-radius:10px;padding:10px 12px;color:#fff}
.zip-result.good{background:rgba(16,110,60,.55)}
.zip-result.bad{background:rgba(120,72,10,.6)}
.zip-result a{color:#ffe08a;font-weight:700}
.page-hero .zipbox{margin-top:22px}

/* lead form */
.lead-card{background:#fff;border-radius:18px;box-shadow:0 24px 50px rgba(3,22,29,.35);padding:26px 26px 22px;border-top:5px solid var(--gold)}
.hero-form .lead-card{margin-top:2px}
.lead-card h3{margin-bottom:6px}
.lead-sub{color:var(--mut);font-size:.94rem;margin:0 0 16px}
.lead-form .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.lead-form label{display:block;font-weight:700;font-size:.88rem;color:var(--deep)}
.lead-form input,.lead-form select,.lead-form textarea{width:100%;margin-top:5px;padding:11px 12px;border:1.5px solid var(--line);border-radius:10px;font:inherit;font-size:.97rem;background:#fbfdfe}
.lead-form input:focus,.lead-form select:focus,.lead-form textarea:focus{outline:2px solid var(--sky);border-color:var(--cyan)}
.field-full{grid-column:1/-1}
.opt{font-weight:400;color:var(--mut)}
.form-pref{border:0;padding:0;margin:0;display:flex;gap:8px;align-items:center;grid-column:1/-1;flex-wrap:wrap}
.form-pref legend{font-weight:700;font-size:.88rem;color:var(--deep);margin-bottom:5px}
.radio-pill{display:inline-flex!important;align-items:center;gap:6px;background:var(--ice);border:1.5px solid var(--line);padding:7px 13px;border-radius:999px;cursor:pointer;font-size:.9rem;white-space:nowrap}
.radio-pill input{width:auto;margin:0}
.lead-submit{width:100%;justify-content:center;margin-top:16px;font-size:1.05rem}
.form-note{font-size:.85rem;color:var(--mut);text-align:center;margin:10px 0 0}
.form-alert{background:#fdecec;color:#8c1d1d;border-radius:10px;padding:10px 12px;font-size:.92rem}
.lead-success{background:#e7f7ec;border:1.5px solid #9fd8ae;border-radius:12px;padding:13px 15px;margin-top:14px;font-size:.95rem}
.lead-fallback{background:#fdf3e3;border:1.5px solid #ecc987;border-radius:12px;padding:13px 15px;margin-top:14px;font-size:.95rem}

/* grids & cards */
.grid{display:grid;gap:22px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;text-decoration:none;color:var(--ink);display:flex;flex-direction:column;box-shadow:0 4px 16px rgba(4,34,45,.05);transition:transform .18s,box-shadow .18s}
a.card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.card-img{display:block;aspect-ratio:16/9;overflow:hidden;background:var(--ice2)}
.card-img img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .4s}
a.card:hover .card-img img{transform:scale(1.05)}
.card-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:7px}
.card-body strong{font-size:1.13rem;color:var(--deep)}
.card-body span{color:var(--mut);font-size:.96rem}
.card-link{color:var(--cyan);font-weight:800;font-size:.93rem}
.card.feat{padding:22px}
.card.feat h3{margin-bottom:8px}
.card.feat p{color:var(--mut);margin:0}
.post-meta{color:var(--cyan);font-weight:700;font-size:.83rem;text-transform:uppercase;letter-spacing:.08em}

/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:22px}
.step span{display:inline-flex;width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,var(--cyan),var(--teal));color:#fff;font-weight:900;align-items:center;justify-content:center;margin-bottom:11px}
.step h3{margin-bottom:6px}
.step p{color:var(--mut);margin:0;font-size:.96rem}

/* bands */
.band-ice{background:linear-gradient(180deg,#fff, var(--ice) 18%, var(--ice) 82%, #fff)}
.band-teal{background:linear-gradient(120deg,var(--deep2),var(--teal) 60%,var(--cyan));color:#eaf7fb}
.band-teal h2,.band-teal h3{color:#fff}
.band-teal .band-sub{color:#d7edf4}
.band-offer{background:linear-gradient(90deg,#fdf3d8,#fbeec3);border-top:1px solid #ecd28a;border-bottom:1px solid #ecd28a;padding:42px 0}
.offer-in{display:flex;gap:26px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.offer-in h2{margin-bottom:6px}.offer-in p{margin:0;color:#5c4a12;max-width:760px}
.cta-band{padding:52px 0}
.cta-in{display:flex;justify-content:space-between;gap:24px;align-items:center;flex-wrap:wrap}
.cta-in p{color:#d7edf4;margin:0}
.cta-btns{display:flex;gap:12px;flex-wrap:wrap}

/* symptom checker */
.sym-grid{display:flex;flex-wrap:wrap;gap:10px;margin:20px 0 6px}
.sym-chip{background:rgba(255,255,255,.1);border:1.5px solid rgba(255,255,255,.5);color:#fff;border-radius:999px;padding:11px 18px;font:inherit;font-weight:700;cursor:pointer;font-size:.97rem}
.sym-chip:hover{background:rgba(255,255,255,.22)}
.sym-chip.on{background:var(--gold);border-color:var(--gold);color:var(--deep)}
.sym-result{background:rgba(3,22,29,.45);border:1px solid rgba(255,255,255,.3);border-radius:14px;padding:20px 22px;margin-top:14px;max-width:820px}
.sym-result h3{color:#ffd968}
.sym-result p{color:#eaf7fb}
.sym-cta{display:flex;gap:11px;flex-wrap:wrap;margin-bottom:0}

/* before / after */
.ba{position:relative;border-radius:18px;overflow:hidden;box-shadow:var(--shadow);aspect-ratio:3/2;max-width:900px}
.ba img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.ba-before-wrap{position:absolute;inset:0;width:50%;overflow:hidden;border-right:3px solid var(--gold)}
.ba-before-wrap img{width:900px;max-width:none}
.ba-tag{position:absolute;top:14px;background:rgba(3,22,29,.75);color:#fff;padding:5px 13px;border-radius:999px;font-weight:800;font-size:.85rem;z-index:3}
.ba-tag.before{left:14px}.ba-tag.after{right:14px}
.ba-range{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:ew-resize;z-index:4;margin:0}
.ba-handle{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:var(--gold);color:var(--deep);width:46px;height:46px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:900;z-index:3;pointer-events:none;box-shadow:0 6px 18px rgba(0,0,0,.35)}

/* generic content */
.page-hero{background:linear-gradient(120deg,var(--deep),var(--deep2) 45%,var(--teal));color:#eaf7fb;padding:56px 0}
.page-hero h1{color:#fff}
.split{display:grid;grid-template-columns:1.2fr .8fr;gap:38px;align-items:start}
.prose p{color:#2c4750}
.prose h2{margin-top:1.2em}
.wide-img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r);box-shadow:var(--shadow);margin-bottom:20px;display:block}
.ticks{list-style:none;padding:0}
.ticks li{padding:7px 0 7px 30px;position:relative;border-bottom:1px dashed var(--line)}
.ticks li::before{content:"✔";position:absolute;left:2px;color:var(--cyan);font-weight:900}
.chips{display:flex;flex-wrap:wrap;gap:9px}
.chip{background:var(--ice);border:1px solid var(--line);color:var(--teal);text-decoration:none;padding:7px 14px;border-radius:999px;font-weight:600;font-size:.92rem}
.chip:hover{background:var(--ice2)}
.faq-list details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:15px 19px;margin-bottom:11px}
.faq-list summary{font-weight:800;color:var(--deep);cursor:pointer;font-size:1.02rem}
.faq-list details p{color:var(--mut);margin:9px 0 2px}
.map-embed{border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line)}
.map-embed iframe{width:100%;height:340px;border:0;display:block}
.map-actions{display:flex;gap:11px;flex-wrap:wrap;margin-top:14px}
.article-cta{background:var(--ice);border:1px solid var(--line);border-radius:var(--r);padding:24px;margin:30px 0}

/* footer */
.site-foot{background:linear-gradient(150deg,#03161d,var(--deep2) 55%,var(--teal));color:#cfe7ee;margin-top:0}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:30px;padding:52px 20px 36px}
.site-foot h4{color:#fff;margin-bottom:13px}
.site-foot ul{list-style:none;margin:0;padding:0}
.site-foot li{margin-bottom:8px;font-size:.95rem}
.site-foot a{color:#bfe6f2;text-decoration:none}
.site-foot a:hover{color:#fff;text-decoration:underline}
.foot-logo{display:flex;gap:11px;align-items:center;color:#fff;font-weight:900;font-size:1.02rem}
.foot-logo em{font-style:normal;color:var(--sky)}
.foot-logo img{width:52px;height:46px;object-fit:contain}
.foot-brand p{color:#a9cdd8;font-size:.95rem}
.foot-base{border-top:1px solid rgba(255,255,255,.16);padding:15px 0;font-size:.88rem;color:#9dbecb}
.foot-base a{color:#bfe6f2}

/* sticky mobile bar */
.sticky-bar{display:none}
@media(max-width:1080px){
  .head-phone{display:none}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:860px){
  .hero-in{grid-template-columns:1fr;padding:46px 20px 56px}
  .split{grid-template-columns:1fr}
  .slide figcaption{display:none}
  section{padding:48px 0}
}
@media(max-width:720px){
  body{padding-bottom:58px}
  .nav-toggle{display:block}
  .main-nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--deep2);flex-direction:column;align-items:stretch;padding:12px 18px 18px;gap:2px}
  body.nav-open .main-nav{display:flex}
  .site-head{position:sticky}
  .head-in{position:relative;flex-wrap:wrap}
  .drop{position:static;display:block;background:transparent;box-shadow:none;padding:2px 0 6px 14px;min-width:0}
  .drop a{color:#d7edf4}
  .head-cta{display:none}
  .grid-3,.grid-2{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .lead-form .form-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .topbar-in{justify-content:center;text-align:center}
  .sticky-bar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:80;background:linear-gradient(90deg,var(--deep2),var(--teal));box-shadow:0 -6px 20px rgba(3,22,29,.35)}
  .sticky-bar a{flex:1;text-align:center;color:#fff;text-decoration:none;font-weight:800;padding:15px 4px;font-size:.95rem}
  .sticky-bar .sb-call{background:linear-gradient(135deg,var(--gold),var(--gold2));color:var(--deep)}
  .ba-before-wrap img{width:100vw}
}