/* Air Duct Kings FL — white page, logo colors (royal blue, sun yellow, green) as accents only. Single light theme by design. */
:root{
  color-scheme:light;
  --bg:#ffffff; --tint:#f4f7ff; --sunwash:#fffbe0; --ink:#1b2340; --muted:#5b6482; --line:#e4e9f5;
  --blue:#1f5fd6; --blue-dark:#15449e; --navy:#13306f; --sun:#f3e45f; --green:#48a632; --green-dark:#2e7d1e;
  --font:"Lato",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*{box-sizing:border-box}
html,body{overflow-x:clip;max-width:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);font-size:17px;line-height:1.65}
img{max-width:100%}
.band{padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.wrap{max-width:1120px;margin:0 auto}
h1,h2,h3{font-weight:900;line-height:1.12;margin:0;color:var(--navy);text-wrap:balance}
h2{font-size:clamp(1.8rem,4vw,2.6rem)}
h3{font-size:1.25rem}
p{margin:0}
a{color:inherit}
:focus-visible{outline:3px solid var(--blue);outline-offset:3px}
.eyebrow{font-size:.78rem;font-weight:900;letter-spacing:.14em;text-transform:uppercase;color:var(--green-dark)}
.hl{background:linear-gradient(transparent 62%,var(--sun) 62%,var(--sun) 92%,transparent 92%);padding:0 .08em}
.btn{display:inline-flex;align-items:center;gap:8px;background:var(--blue);color:#fff;font-weight:700;text-decoration:none;border-radius:999px;padding:13px 24px;white-space:nowrap}
.btn:hover{background:var(--blue-dark)}
.tint{background:var(--tint)}

/* header */
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:10;background:var(--bg)}
.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:5;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:8px}
.logo img{height:62px;width:auto;display:block}
.nav{display:flex;gap:22px;font-size:.95rem;font-weight:700;color:var(--navy)}
.nav a{text-decoration:none}.nav a:hover,.nav a[aria-current]{color:var(--blue)}
.menu{display:none;position:relative}
.menu summary{list-style:none;cursor:pointer;border:1.5px solid var(--line);border-radius:999px;padding:8px 14px;font-weight:700;color:var(--navy);font-size:.92rem}
.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:14px;box-shadow:0 14px 30px -12px rgba(19,48,111,.3);padding:8px;display:grid;min-width:220px}
.menu nav a{padding:10px 12px;border-radius:8px;text-decoration:none;font-weight:700;color:var(--navy)}
.menu nav a:hover{background:var(--tint)}
.head-actions{display:flex;align-items:center;gap:10px}
@media (max-width:900px){.nav{display:none}.menu{display:block}.logo img{height:48px}.top .btn{padding:10px 14px;font-size:.9rem}}
@media (max-width:420px){.top .btn .long{display:none}}

/* hero (home) */
.hero .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center;padding-block:56px 64px}
.hero h1{font-size:clamp(2.3rem,5.6vw,3.9rem)}
.lead{margin-top:18px;max-width:34em;font-size:1.12rem;color:var(--muted)}
.ctas{display:flex;flex-wrap:wrap;gap:14px 20px;margin-top:28px;align-items:center}
.ctas .num{font-weight:900;color:var(--navy);font-size:1.15rem;text-decoration:none;font-variant-numeric:tabular-nums}
.checks{display:flex;flex-wrap:wrap;gap:8px 22px;margin-top:28px;font-size:.95rem;font-weight:700}
.checks span{display:inline-flex;align-items:center;gap:7px}
.checks span::before,.ticks li::before{content:"";width:18px;height:18px;border-radius:50%;background:var(--green) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 18 18'%3E%3Cpath d='M5 9.5l2.6 2.6L13 6.6' fill='none' stroke='white' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/18px no-repeat;flex:none;margin-top:3px}
.hero{overflow:hidden}
.visual{position:relative;max-width:100%}
.visual .disc{position:absolute;inset:-6% 0 auto auto;width:62%;aspect-ratio:1;border-radius:50%;background:var(--sunwash)}
.visual{padding-bottom:40px}
.ph-main{position:relative;display:block;width:78%;height:auto;aspect-ratio:659/820;object-fit:cover;border-radius:18px;box-shadow:0 18px 40px -18px rgba(19,48,111,.35)}
.ph-small{position:absolute;right:0;bottom:0;width:40%;margin:0;background:#fff;padding:8px 8px 6px;border-radius:14px;box-shadow:0 14px 30px -12px rgba(19,48,111,.4)}
.ph-small img{display:block;width:100%;height:auto;aspect-ratio:578/720;object-fit:cover;border-radius:9px}
.ph-small figcaption{font-size:.78rem;font-weight:700;color:var(--navy);text-align:center;padding-top:6px;line-height:1.3}
.jobphoto{margin:6px 0;max-width:420px}
.jobphoto img{display:block;width:100%;height:auto;border-radius:14px;box-shadow:0 14px 30px -16px rgba(19,48,111,.35)}
.jobphoto figcaption{font-size:.88rem;color:var(--muted);padding-top:8px}
@media (max-width:860px){.hero .wrap{grid-template-columns:1fr;gap:36px;padding-block:36px 48px}.visual{max-width:420px}}

/* inner page hero */
.phero{background:linear-gradient(180deg,var(--tint),#fff)}
.phero .wrap{padding-block:28px 52px;display:grid;gap:14px}
.crumbs{font-size:.88rem;color:var(--muted);display:flex;flex-wrap:wrap;gap:6px}
.crumbs a{color:var(--blue);text-decoration:none}
.phero h1{font-size:clamp(2rem,5vw,3.2rem);max-width:20ch}
.phero .lead{margin-top:0}

/* sections */
section .wrap{padding-block:72px}
.head{display:grid;gap:10px;max-width:640px;margin:0 auto 40px;text-align:center;justify-items:center}
.head.left{text-align:left;justify-items:start;margin-left:0}
.head p{color:var(--muted)}
.services{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.svc{background:var(--bg);border:1px solid var(--line);border-radius:14px;padding:28px;display:grid;grid-template-columns:auto 1fr;gap:6px 18px;align-items:start;min-width:0;text-decoration:none;transition:border-color .15s,box-shadow .15s}
a.svc:hover{border-color:#bcd0f7;box-shadow:0 10px 24px -14px rgba(19,48,111,.35)}
.svc .ic{grid-row:span 4;width:56px;height:56px;border-radius:50%;background:var(--tint);display:grid;place-items:center;color:var(--blue)}
.svc .ic svg{width:30px;height:30px}
.svc p{color:var(--muted)}
.svc .more{color:var(--blue);font-weight:700;font-size:.95rem;margin-top:4px}
@media (max-width:860px){.services{grid-template-columns:1fr}}

.split{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:start}
@media (max-width:860px){.split{grid-template-columns:1fr;gap:28px}}
.signs{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.sign{background:var(--bg);border-radius:12px;padding:18px;border-left:4px solid var(--sun);min-width:0;box-shadow:0 1px 0 var(--line)}
.sign b{display:block;color:var(--navy);margin-bottom:2px}
.sign span{color:var(--muted);font-size:.94rem}
@media (max-width:520px){.signs{grid-template-columns:1fr}}

.prose{display:grid;gap:16px;max-width:68ch;color:var(--ink)}
.prose h2{font-size:clamp(1.5rem,3.4vw,2rem);margin-top:10px}
.prose p{color:var(--muted)}
.ticks{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.ticks li{display:flex;gap:10px;align-items:flex-start}

.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;counter-reset:s}
.step{counter-increment:s;display:grid;gap:8px;min-width:0;align-content:start}
.step::before{content:counter(s);width:46px;height:46px;border-radius:50%;background:var(--blue);color:#fff;font-weight:900;font-size:1.2rem;display:grid;place-items:center;box-shadow:0 0 0 6px var(--tint)}
.step p{color:var(--muted);font-size:.96rem}
@media (max-width:860px){.steps{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.steps{grid-template-columns:1fr}}

.counties{display:grid;gap:24px}
.county h3{font-size:1.05rem;margin-bottom:10px}
.cities{display:flex;flex-wrap:wrap;gap:8px}
.cities span,.cities a{border:1.5px solid #cfe8c6;background:#f5fbf2;color:var(--ink);border-radius:999px;padding:5px 13px;font-size:.92rem;text-decoration:none}
.cities a{border-color:#b9dcab;font-weight:700;color:var(--green-dark)}
.cities a:hover{background:#e8f6e2}

.side{background:var(--tint);border-radius:16px;padding:26px;display:grid;gap:14px;position:sticky;top:110px}
.side h3{font-size:1.1rem}
.side .links{display:grid;gap:6px}
.side .links a{color:var(--blue);font-weight:700;text-decoration:none}
.side .phone{font-size:1.8rem}
.layout{display:grid;grid-template-columns:1fr 320px;gap:48px;align-items:start}
.layout>*{min-width:0}
@media (max-width:900px){.layout{grid-template-columns:1fr}.side{position:static}}

.faq details{border-bottom:1px solid var(--line);padding:18px 0;max-width:800px;margin-inline:auto}
.faq summary{cursor:pointer;font-weight:700;font-size:1.05rem;color:var(--navy);list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--blue);font-size:1.5rem;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq details p{margin-top:10px;color:var(--muted);max-width:65ch}

.facts3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:8px}
.fact{border-top:4px solid var(--sun);padding-top:14px}
.fact b{display:block;font-size:2.2rem;font-weight:900;color:var(--navy);line-height:1;font-variant-numeric:tabular-nums}
.fact span{color:var(--muted);font-size:.95rem}
@media (max-width:620px){.facts3{grid-template-columns:1fr}}

.call .wrap{padding-block:64px}
.callbox{background:var(--sunwash);border:1px solid #f1e7a6;border-radius:20px;padding:44px;display:flex;flex-direction:column;align-items:center;text-align:center;gap:18px}
.callbox .hours{margin-top:8px;color:var(--muted);font-weight:700}
.phone{display:block;font-weight:900;font-size:clamp(2rem,6vw,3.2rem);line-height:1;color:var(--blue);text-decoration:none;font-variant-numeric:tabular-nums}
.copy{margin-top:12px;background:#fff;color:var(--navy);border:1.5px solid var(--line);border-radius:999px;padding:8px 16px;font:700 .9rem var(--font);cursor:pointer}
@media (max-width:520px){.callbox{padding:28px 22px}}

footer{border-top:1px solid var(--line);color:var(--muted);font-size:.92rem}
footer .wrap{display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr;gap:28px;padding-block:40px}
footer img{height:58px;width:auto;display:block;margin-bottom:10px}
footer b{color:var(--navy);display:block;margin-bottom:8px}
footer a{display:block;text-decoration:none;padding:2px 0}
footer a:hover{color:var(--blue)}
footer .legal{grid-column:1/-1;border-top:1px solid var(--line);padding-top:18px;font-size:.85rem}
@media (max-width:860px){footer .wrap{grid-template-columns:1fr 1fr}}
@media (max-width:480px){footer .wrap{grid-template-columns:1fr}}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}

/* hero: two separate service photos */
.duo{display:grid;grid-template-columns:1fr 1fr;gap:16px;padding-bottom:0;align-items:start}
.duo-card{display:grid;gap:10px;text-decoration:none;background:#fff;border:1px solid var(--line);border-radius:16px;padding:10px 10px 12px;box-shadow:0 14px 30px -18px rgba(19,48,111,.35);transition:box-shadow .15s,border-color .15s;min-width:0}
.duo-card:hover{border-color:#bcd0f7;box-shadow:0 18px 36px -16px rgba(19,48,111,.45)}
.duo-card img{display:block;width:100%;height:auto;aspect-ratio:4/5;object-fit:cover;border-radius:10px}
.duo-card:nth-child(2){margin-top:36px}
.duo-label{font-weight:900;color:var(--navy);text-align:center;font-size:.98rem}
.duo-card:nth-child(1) .duo-label{border-bottom:3px solid var(--sun);justify-self:center;padding-bottom:2px}
.duo-card:nth-child(2) .duo-label{border-bottom:3px solid var(--green);justify-self:center;padding-bottom:2px}
@media (max-width:860px){.duo{max-width:520px}.duo-card:nth-child(2){margin-top:24px}.duo-label{font-size:.88rem}}

.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.gallery figure{margin:0;min-width:0}
.gallery img{display:block;width:100%;height:auto;aspect-ratio:3/4;object-fit:cover;border-radius:14px;box-shadow:0 14px 30px -18px rgba(19,48,111,.35)}
.gallery figcaption{font-size:.9rem;color:var(--muted);padding-top:8px}
@media (max-width:760px){.gallery{grid-template-columns:1fr 1fr}}
@media (max-width:460px){.gallery{grid-template-columns:1fr}}

.story{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:st}
.story-step{margin:0;min-width:0;background:#fff;border:1px solid var(--line);border-radius:14px;padding:8px 8px 14px;counter-increment:st}
.story-step img{display:block;width:100%;height:auto;aspect-ratio:3/4;object-fit:cover;border-radius:9px}
.story-step figcaption{padding:10px 4px 0;font-size:.92rem;color:var(--muted);line-height:1.45}
.story-step figcaption b{display:block;color:var(--navy);font-size:1rem;margin-bottom:2px}
.story-step figcaption b::before{content:counter(st) ". "}
.story-step:first-child figcaption b{color:#9a6b00}
.story-step:last-child{border-color:#b9dcab}
.story-step:last-child figcaption b{color:var(--green-dark)}
@media (max-width:900px){.story{grid-template-columns:1fr 1fr}}
@media (max-width:460px){.story{grid-template-columns:1fr}}

/* ===== richer look: dark navy bands, waves, sun glow ===== */
.wave{line-height:0;margin-top:-1px}
.wave svg{display:block;width:100%;height:46px}
@media (max-width:600px){.wave svg{height:26px}}
.dark{background:radial-gradient(1100px 500px at 85% 20%,rgba(31,95,214,.55),transparent 60%),linear-gradient(160deg,#0e2559 0%,var(--navy) 55%,#163f94 100%);color:#fff}
.dark h1,.dark h2,.dark h3{color:#fff}
.dark .lead{color:#d3defa}
.dark .eyebrow{color:var(--sun)}
.dark .hl{background:none;color:var(--sun);padding:0}
.dark .btn{background:var(--sun);color:var(--navy);box-shadow:0 10px 24px -10px rgba(243,228,95,.55)}
.dark .btn:hover{background:#fff3a0}
.dark .ctas .num{color:#fff}
.dark .checks{color:#fff}
.dark .crumbs{color:#b9c8ee}.dark .crumbs a{color:#fff}
.hero.dark .wrap{padding-block:64px 92px}
.phero.dark{background:linear-gradient(160deg,#0e2559 0%,var(--navy) 60%,#163f94 100%)}
.phero.dark .wrap{padding-block:28px 84px}
/* sun glow behind hero photos */
.duo{position:relative}
.duo::before{content:"";position:absolute;width:78%;aspect-ratio:1;border-radius:50%;right:-6%;top:-10%;background:radial-gradient(circle,rgba(243,228,95,.55) 0%,rgba(243,228,95,.18) 45%,transparent 70%);z-index:0;pointer-events:none}
.duo-card{position:relative;z-index:1}
/* dark band section */
.dark-band{background:var(--navy);color:#fff}
.dark-band h2{color:#fff}.dark-band .eyebrow{color:var(--sun)}.dark-band .head p{color:#c9d6f7}
.dark-band .sign{background:rgba(255,255,255,.07);box-shadow:none;border-left-color:var(--sun)}
.dark-band .sign b{color:#fff}.dark-band .sign span{color:#c9d6f7}
/* motion */
.svc,.duo-card,.story-step{transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}
a.svc:hover,.duo-card:hover{transform:translateY(-4px)}
.step::before{background:linear-gradient(145deg,var(--blue),var(--navy))}
@media (prefers-reduced-motion:reduce){a.svc:hover,.duo-card:hover{transform:none}}

.wave.over{position:relative;z-index:1;margin-top:-46px}
@media (max-width:600px){.wave.over{margin-top:-26px}}

/* rich blue footer */
footer{background:linear-gradient(180deg,#0e2559 0%,var(--navy) 70%,#163f94 100%);color:#c9d6f7;border-top:0}
footer b{color:var(--sun)}
footer a{color:#fff}
footer a:hover{color:var(--sun)}
footer .legal{border-top-color:rgba(255,255,255,.15);color:#9fb2e3}
.flogo{display:block;width:fit-content;background:#fff;border-radius:14px;padding:6px 10px;margin-bottom:12px}
.flogo img{margin:0;height:52px}

/* reviews */
.stars{color:#f2b705;letter-spacing:2px}
.rating{font-size:1.05rem;color:var(--ink)}
.rating .stars{font-size:1.2rem}
.rev-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.rev{margin:0;background:#fff;border:1px solid var(--line);border-radius:16px;padding:26px;display:grid;gap:12px;align-content:start;position:relative;box-shadow:0 14px 30px -22px rgba(19,48,111,.4);min-width:0}
.rev::before{content:"\201C";position:absolute;right:20px;top:4px;font-size:4.5rem;line-height:1;color:var(--sun);font-family:Georgia,serif}
.rev blockquote{margin:0;color:var(--ink);font-size:1rem;line-height:1.6}
.rev figcaption{color:var(--muted);font-size:.92rem}
.rev figcaption b{color:var(--navy)}
.rev-src{text-align:center;color:var(--muted);font-size:.88rem;margin-top:22px}
@media (max-width:900px){.rev-grid{grid-template-columns:1fr}}

/* dropdown menus */
.nav{align-items:center}
.dd{position:relative}
.dd-top{display:inline-flex;align-items:center;gap:4px;padding-block:10px}
.car{font-size:.7rem;opacity:.7}
.dd-panel{position:absolute;left:50%;top:100%;transform:translateX(-50%) translateY(6px);background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 22px 44px -18px rgba(19,48,111,.4);padding:10px;display:grid;min-width:240px;opacity:0;visibility:hidden;transition:opacity .15s,transform .15s,visibility .15s;z-index:20}
.dd-panel::before{content:"";position:absolute;left:0;right:0;top:-12px;height:12px}
.dd:hover .dd-panel,.dd:focus-within .dd-panel{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.dd-panel a{padding:9px 12px;border-radius:8px;font-weight:700;color:var(--navy);text-decoration:none;white-space:nowrap}
.dd-panel a:hover{background:var(--tint);color:var(--blue)}
.dd-wide{grid-template-columns:repeat(3,auto);gap:4px 18px;padding:16px 18px 12px}
.dd-col{display:grid;align-content:start}
.dd-col b{font-size:.74rem;letter-spacing:.12em;text-transform:uppercase;color:var(--green-dark);padding:4px 12px 6px;white-space:nowrap}
.dd-all{grid-column:1/-1;border-top:1px solid var(--line);margin-top:6px;padding-top:12px!important;color:var(--blue)!important}
/* mobile menu groups */
.menu nav{max-height:75vh;overflow-y:auto}
.msub summary{list-style:none;cursor:pointer;padding:10px 12px;border-radius:8px;font-weight:700;color:var(--navy)}
.msub summary::-webkit-details-marker{display:none}
.msub summary::after{content:" ▾";font-size:.75rem;opacity:.7}
.msub[open] summary{background:var(--tint)}
.menu nav a.sub{padding:8px 12px 8px 24px;font-weight:600;font-size:.95rem}
.mgroup{display:block;padding:10px 12px 2px 24px;font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--green-dark);font-weight:900}
.menu nav .msub a.sub{display:block}
.menu .msub summary{border:0;border-radius:8px;font-size:1rem}

/* blog */
.post-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.post-card{display:grid;grid-template-rows:auto 1fr;background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;text-decoration:none;transition:transform .18s,box-shadow .18s;min-width:0}
.post-card:hover{transform:translateY(-4px);box-shadow:0 18px 36px -18px rgba(19,48,111,.4)}
.post-card img,.post-ph{display:block;width:100%;height:220px;object-fit:cover}
.post-ph{background:radial-gradient(circle at 80% 20%,rgba(243,228,95,.7),transparent 45%),linear-gradient(150deg,var(--navy),#1f5fd6)}
.post-body{padding:22px;display:grid;gap:8px;align-content:start}
.post-body h3{font-size:1.2rem}
.post-body p{color:var(--muted);font-size:.95rem}
.post-date{font-size:.8rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--green-dark)}
.post-meta{color:#b9c8ee;font-size:.92rem}
.post-cta{background:var(--sunwash);border:1px solid #f1e7a6;border-radius:14px;padding:18px 20px;color:var(--ink)}
.post-cta a{color:var(--blue);font-weight:700}
.prose ul.ticks{color:var(--ink)}
@media (max-width:760px){.post-grid{grid-template-columns:1fr}}

.post-body .more{color:var(--blue);font-weight:700;font-size:.95rem}
.post-ph{display:grid!important;place-items:center}
.post-ph span{background:#fff;border-radius:16px;padding:10px 16px;box-shadow:0 10px 24px -12px rgba(0,0,0,.4)}
.post-ph img{height:70px;width:auto;object-fit:contain}