/* ===========================================================
   Custom Comfort — design system
   Brand: a Custom Heat company
   Palette: #1b3a4d (navy/teal), #abdbf6 (sky), #ffb23c (amber)
   =========================================================== */

:root{
  --navy:#1b3a4d;
  --navy-700:#142c3a;
  --navy-900:#0e2029;
  --sky:#abdbf6;
  --sky-soft:#eaf5fe;
  --amber:#ffb23c;
  --amber-600:#f59e0b;
  --ink:#1f2a30;
  --muted:#5b6b73;
  --line:#e3ebef;
  --white:#ffffff;
  --bg:#f6fafd;
  --radius:14px;
  --radius-lg:22px;
  --shadow-sm:0 2px 10px rgba(27,58,77,.06);
  --shadow:0 14px 40px rgba(27,58,77,.12);
  --shadow-lg:0 30px 70px rgba(27,58,77,.20);
  --maxw:1180px;
  --font:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);
  line-height:1.6;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--navy);text-decoration:none}
h1,h2,h3,h4{font-family:'Poppins',var(--font);color:var(--navy);line-height:1.18;margin:0 0 .5em;font-weight:700}
h1{font-size:clamp(2.1rem,4.6vw,3.5rem);letter-spacing:-.02em}
h2{font-size:clamp(1.6rem,3.2vw,2.4rem);letter-spacing:-.01em}
h3{font-size:1.25rem}
p{margin:0 0 1rem}
.container{max-width:var(--maxw);margin:0 auto;padding:0 22px}
.section{padding:84px 0}
.section.tight{padding:56px 0}
.center{text-align:center}
.lead{font-size:1.18rem;color:var(--muted);max-width:60ch}
.center .lead{margin-left:auto;margin-right:auto}
.eyebrow{display:inline-block;font-family:'Poppins',var(--font);font-weight:600;font-size:.78rem;
  letter-spacing:.14em;text-transform:uppercase;color:var(--amber-600);margin-bottom:14px}
.muted{color:var(--muted)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:.5rem;font-family:'Poppins',var(--font);font-weight:600;
  border:none;cursor:pointer;border-radius:999px;padding:14px 26px;font-size:1rem;transition:.2s ease;text-align:center}
.btn-primary{background:var(--amber);color:var(--navy-900)}
.btn-primary:hover{background:var(--amber-600);transform:translateY(-2px);box-shadow:var(--shadow)}
.btn-dark{background:var(--navy);color:#fff}
.btn-dark:hover{background:var(--navy-700);transform:translateY(-2px);box-shadow:var(--shadow)}
.btn-ghost{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.5)}
.btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.12)}
.btn-outline{background:#fff;color:var(--navy);border:2px solid var(--line)}
.btn-outline:hover{border-color:var(--navy);transform:translateY(-2px)}
.btn-lg{padding:17px 34px;font-size:1.08rem}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px}
.brand{display:flex;align-items:center;gap:12px}
.brand-mark{width:42px;height:42px;border-radius:11px;background:linear-gradient(135deg,var(--navy),#2c6c8f);
  display:grid;place-items:center;box-shadow:var(--shadow-sm);flex:0 0 auto}
.brand-mark svg{width:24px;height:24px}
.brand-name{font-family:'Poppins',var(--font);font-weight:700;color:var(--navy);font-size:1.18rem;line-height:1}
.brand-name span{display:block;font-size:.62rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);font-weight:600;margin-top:3px}
.nav-links{display:flex;align-items:center;gap:26px;list-style:none;margin:0;padding:0}
.nav-links a{font-family:'Poppins',var(--font);font-weight:500;color:var(--navy);font-size:.96rem;padding:6px 0;position:relative}
.nav-links a:hover{color:var(--amber-600)}
.nav-links a.active::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--amber)}
.nav-cta{display:flex;align-items:center;gap:14px}
.nav-phone{font-family:'Poppins',var(--font);font-weight:700;color:var(--navy);white-space:nowrap}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:8px}
.nav-toggle span{display:block;width:26px;height:2px;background:var(--navy);margin:5px 0;transition:.25s}

/* ---------- hero ---------- */
.hero{position:relative;color:#fff;overflow:hidden;
  background:radial-gradient(120% 120% at 80% 0%,#2c6c8f 0%,var(--navy) 45%,var(--navy-900) 100%)}
.hero::after{content:"";position:absolute;inset:0;opacity:.16;
  background-image:radial-gradient(circle at 18% 30%,var(--sky) 0,transparent 38%),radial-gradient(circle at 88% 70%,var(--amber) 0,transparent 36%)}
.hero .container{position:relative;z-index:2;padding-top:90px;padding-bottom:96px}
.hero h1{color:#fff;max-width:18ch}
.hero p{color:#dceefc;font-size:1.22rem;max-width:54ch}
.hero .eyebrow{color:var(--sky)}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}
.hero-badges{display:flex;gap:26px;flex-wrap:wrap;margin-top:42px;color:#cfe6f8;font-size:.92rem}
.hero-badges b{color:#fff}
.pill3{display:flex;gap:10px;flex-wrap:wrap;margin-top:8px}
.pill3 span{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);padding:7px 15px;border-radius:999px;font-size:.9rem;font-weight:600}

/* ---------- grids & cards ---------- */
.grid{display:grid;gap:24px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:30px;box-shadow:var(--shadow-sm);transition:.22s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.card .ico{width:54px;height:54px;border-radius:14px;background:var(--sky-soft);display:grid;place-items:center;margin-bottom:16px}
.card .ico svg{width:28px;height:28px;stroke:var(--navy)}
.card h3{margin-bottom:.4em}
.card p{color:var(--muted);margin:0}

.split{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}
.split.rev .split-media{order:-1}
.media-box{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);background:linear-gradient(135deg,var(--sky-soft),#fff);min-height:340px;
  display:grid;place-items:center;border:1px solid var(--line)}
.media-box .illus{width:100%;height:100%}

.bg-sky{background:var(--sky-soft)}
.bg-navy{background:var(--navy);color:#fff}
.bg-navy h2,.bg-navy h3{color:#fff}
.bg-navy .lead{color:#cfe6f8}

/* numbered steps */
.steps{counter-reset:step;display:grid;gap:22px}
.step{display:grid;grid-template-columns:auto 1fr;gap:20px;align-items:start;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 26px;box-shadow:var(--shadow-sm)}
.step::before{counter-increment:step;content:counter(step);width:46px;height:46px;border-radius:12px;
  background:var(--navy);color:#fff;font-family:'Poppins';font-weight:700;display:grid;place-items:center;font-size:1.15rem}
.step h3{margin:.1em 0 .25em}
.step p{margin:0;color:var(--muted)}

/* stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.stat .n{font-family:'Poppins';font-weight:700;font-size:2.4rem;color:var(--amber);line-height:1}
.stat .l{color:#cfe6f8;font-size:.95rem;margin-top:6px}

/* spec table */
.spec{width:100%;border-collapse:collapse;background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm)}
.spec th,.spec td{text-align:left;padding:15px 20px;border-bottom:1px solid var(--line);font-size:.97rem}
.spec th{background:var(--navy);color:#fff;font-family:'Poppins';font-weight:600}
.spec tr:last-child td{border-bottom:none}
.spec td:first-child{font-weight:600;color:var(--navy);width:38%}

/* case cards */
.case{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);transition:.22s}
.case:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.case .ph{height:190px;background:linear-gradient(135deg,#2c6c8f,var(--navy));position:relative}
.case .ph span{position:absolute;left:18px;bottom:14px;color:#fff;font-family:'Poppins';font-weight:600;background:rgba(0,0,0,.25);padding:5px 12px;border-radius:999px;font-size:.8rem}
.case .body{padding:22px 24px}
.case h3{font-size:1.1rem}
.case .body p{color:var(--muted);font-size:.95rem;margin-bottom:.6rem}
.tag{display:inline-block;background:var(--sky-soft);color:var(--navy);font-weight:600;font-size:.78rem;padding:5px 12px;border-radius:999px;margin-bottom:12px}

/* quote / CTA band */
.cta-band{background:linear-gradient(120% 120% at 0% 0%,#2c6c8f,var(--navy));color:#fff;border-radius:var(--radius-lg);
  padding:54px;display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap;box-shadow:var(--shadow)}
.cta-band h2{color:#fff;margin:0}
.cta-band p{color:#cfe6f8;margin:.4rem 0 0}

/* forms */
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:34px;box-shadow:var(--shadow)}
.field{margin-bottom:18px}
.field label{display:block;font-family:'Poppins';font-weight:600;color:var(--navy);margin-bottom:7px;font-size:.92rem}
.field input,.field select,.field textarea{width:100%;padding:13px 15px;border:1.5px solid var(--line);border-radius:11px;
  font-family:var(--font);font-size:1rem;color:var(--ink);background:#fff;transition:.15s}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--navy);box-shadow:0 0 0 3px rgba(171,219,246,.5)}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:16px}

/* footer */
.site-footer{background:var(--navy-900);color:#bcd3df;padding:64px 0 26px}
.site-footer a{color:#bcd3df}
.site-footer a:hover{color:#fff}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:34px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.1)}
.foot-grid h4{color:#fff;font-size:.95rem;letter-spacing:.04em;text-transform:uppercase;margin-bottom:16px}
.foot-grid ul{list-style:none;margin:0;padding:0;display:grid;gap:10px;font-size:.95rem}
.foot-brand .brand-name{color:#fff}
.foot-brand p{color:#9fc0cf;font-size:.95rem;max-width:34ch}
.foot-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:22px;font-size:.85rem;color:#7fa3b4}
.byline{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);
  padding:7px 14px;border-radius:999px;color:#dcebf9;font-size:.82rem;font-weight:600;color:#cfe6f8}

/* ---------- webchat widget ---------- */
.cc-chat-btn{position:fixed;right:22px;bottom:22px;z-index:80;background:var(--amber);color:var(--navy-900);
  border:none;border-radius:999px;padding:14px 20px;font-family:'Poppins';font-weight:700;cursor:pointer;
  display:flex;align-items:center;gap:9px;box-shadow:var(--shadow-lg);transition:.2s}
.cc-chat-btn:hover{transform:translateY(-2px);background:var(--amber-600)}
.cc-chat-btn svg{width:20px;height:20px}
.cc-chat{position:fixed;right:22px;bottom:22px;z-index:81;width:min(380px,calc(100vw - 32px));height:min(560px,calc(100vh - 40px));
  background:#fff;border-radius:18px;box-shadow:var(--shadow-lg);display:none;flex-direction:column;overflow:hidden;border:1px solid var(--line)}
.cc-chat.open{display:flex}
.cc-head{background:var(--navy);color:#fff;padding:16px 18px;display:flex;align-items:center;gap:12px}
.cc-head .av{width:38px;height:38px;border-radius:10px;background:var(--amber);display:grid;place-items:center;color:var(--navy-900);font-family:'Poppins';font-weight:700}
.cc-head .t{font-family:'Poppins';font-weight:600;line-height:1.1}
.cc-head .t small{display:block;font-weight:400;color:#cfe6f8;font-size:.74rem;margin-top:2px}
.cc-head .x{margin-left:auto;background:none;border:none;color:#cfe6f8;cursor:pointer;font-size:1.4rem;line-height:1}
.cc-body{flex:1;overflow-y:auto;padding:18px;background:var(--bg);display:flex;flex-direction:column;gap:10px}
.cc-msg{max-width:84%;padding:11px 14px;border-radius:14px;font-size:.93rem;line-height:1.45}
.cc-msg.bot{background:#fff;border:1px solid var(--line);align-self:flex-start;border-bottom-left-radius:4px}
.cc-msg.user{background:var(--navy);color:#fff;align-self:flex-end;border-bottom-right-radius:4px}
.cc-quick{display:flex;flex-wrap:wrap;gap:8px;padding:0 18px 12px;background:var(--bg)}
.cc-quick button{background:#fff;border:1.5px solid var(--sky);color:var(--navy);border-radius:999px;padding:8px 13px;
  font-size:.83rem;font-weight:600;cursor:pointer;font-family:'Poppins';transition:.15s}
.cc-quick button:hover{background:var(--sky-soft);border-color:var(--navy)}
.cc-input{display:flex;gap:8px;padding:12px;border-top:1px solid var(--line);background:#fff}
.cc-input input{flex:1;border:1.5px solid var(--line);border-radius:999px;padding:10px 15px;font-family:var(--font);font-size:.92rem}
.cc-input input:focus{outline:none;border-color:var(--navy)}
.cc-input button{background:var(--navy);color:#fff;border:none;border-radius:50%;width:42px;height:42px;cursor:pointer;flex:0 0 auto;display:grid;place-items:center}
.cc-input button svg{width:18px;height:18px}

/* quote tool */
.quote-wrap{max-width:760px;margin:0 auto}
.q-progress{height:8px;background:var(--line);border-radius:999px;overflow:hidden;margin-bottom:30px}
.q-progress span{display:block;height:100%;background:var(--amber);width:0;transition:.3s}
.q-step{display:none}
.q-step.active{display:block;animation:fade .3s ease}
@keyframes fade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.opt-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:20px 0}
.opt{border:1.5px solid var(--line);border-radius:14px;padding:18px;cursor:pointer;background:#fff;transition:.15s;text-align:left;font-family:var(--font)}
.opt:hover{border-color:var(--navy)}
.opt.sel{border-color:var(--navy);background:var(--sky-soft);box-shadow:0 0 0 3px rgba(171,219,246,.4)}
.opt b{display:block;font-family:'Poppins';color:var(--navy);margin-bottom:3px}
.opt small{color:var(--muted)}
.q-nav{display:flex;justify-content:space-between;margin-top:26px}
.result-fig{font-family:'Poppins';font-weight:700;color:var(--navy);font-size:2rem}
.result-card{background:var(--sky-soft);border:1px solid var(--sky);border-radius:16px;padding:26px;margin:18px 0}
.disclaimer{font-size:.85rem;color:var(--muted);background:#fff;border:1px dashed var(--line);border-radius:12px;padding:14px 16px}

/* utilities */
.mt0{margin-top:0}.mb0{margin-bottom:0}
.maxw-narrow{max-width:760px;margin-left:auto;margin-right:auto}
.notice{background:#fff;border-left:4px solid var(--amber);border-radius:10px;padding:16px 20px;box-shadow:var(--shadow-sm);margin:18px 0}

/* responsive */
@media(max-width:960px){
  .grid-3,.grid-4{grid-template-columns:1fr 1fr}
  .split{grid-template-columns:1fr;gap:34px}
  .split.rev .split-media{order:0}
  .stats{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  .cta-band{padding:38px}
}
@media(max-width:760px){
  .nav-links,.nav-phone{display:none}
  .nav-toggle{display:block}
  .nav.open .nav-links{display:flex;position:absolute;top:74px;left:0;right:0;flex-direction:column;
    background:#fff;padding:18px 22px;gap:14px;border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
  .nav.open .nav-links a{padding:6px 0}
  .grid-2,.grid-3,.grid-4,.opt-grid,.row2{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr}
  .section{padding:58px 0}
  .cta-band{flex-direction:column;align-items:flex-start;text-align:left}
}

.btn{white-space:nowrap}.brand-name{white-space:nowrap}.nav-cta{flex-shrink:0}/*hdrfix*/