/* Redwood Draft Ventilation Co. — site styles
   Built 2026 · hand-tuned, no framework */

:root{
  --ink:#14201f;
  --ink-soft:#40544f;
  --paper:#f6f3ec;
  --paper-2:#ffffff;
  --moss:#1f4d3f;
  --moss-dk:#12332a;
  --rust:#c4622d;
  --sand:#e6ddcb;
  --line:#ddd4c2;
  --radius:14px;
  --shadow:0 10px 30px rgba(20,32,31,.10);
  --shadow-lg:0 24px 60px rgba(20,32,31,.16);
  --wrap:1160px;
  --serif:"Fraunces",Georgia,"Times New Roman",serif;
  --sans:"Barlow","Helvetica Neue",Arial,sans-serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--sans);
  font-size:17px;
  line-height:1.7;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--moss);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;line-height:1.15;margin:0 0 .5em;letter-spacing:-.01em}
h1{font-size:clamp(2.2rem,5vw,3.6rem)}
h2{font-size:clamp(1.7rem,3.4vw,2.5rem)}
h3{font-size:1.22rem}
p{margin:0 0 1.1em}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 22px}
.narrow{max-width:820px}
section{padding:78px 0}
.eyebrow{
  font-size:.76rem;letter-spacing:.18em;text-transform:uppercase;
  font-weight:600;color:var(--rust);margin-bottom:.9em;display:block
}
.lead{font-size:1.12rem;color:var(--ink-soft)}
.muted{color:var(--ink-soft)}
.center{text-align:center}

/* skip link */
.skip{position:absolute;left:-9999px;top:0;background:var(--moss);color:#fff;padding:10px 16px;z-index:999}
.skip:focus{left:8px;top:8px}

/* ---------- top bar ---------- */
.topbar{background:var(--moss-dk);color:#cfe0d8;font-size:.83rem}
.topbar .wrap{display:flex;gap:18px;justify-content:space-between;align-items:center;min-height:38px;flex-wrap:wrap}
.topbar a{color:#fff}
.topbar span{white-space:nowrap}

/* ---------- header ---------- */
header.site{
  position:sticky;top:0;z-index:60;background:rgba(246,243,236,.88);
  backdrop-filter:saturate(140%) blur(10px);border-bottom:1px solid var(--line);
  transition:box-shadow .3s ease,background .3s ease
}
header.site.scrolled{box-shadow:0 6px 22px rgba(20,32,31,.09);background:rgba(246,243,236,.96)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:74px}
.brand{display:flex;align-items:center;gap:11px;font-family:var(--serif);font-weight:600;font-size:1.12rem;color:var(--ink)}
.brand:hover{text-decoration:none}
.brand svg{flex:none}
.brand small{display:block;font-family:var(--sans);font-size:.63rem;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-soft);font-weight:600}
.menu{display:flex;align-items:center;gap:26px;list-style:none;margin:0;padding:0}
.menu a{color:var(--ink);font-size:.95rem;font-weight:500;position:relative;padding:6px 0}
.menu a::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--rust);transition:width .28s ease}
.menu a:hover{text-decoration:none}
.menu a:hover::after,.menu a[aria-current="page"]::after{width:100%}
.btn{
  display:inline-flex;align-items:center;gap:9px;border:0;cursor:pointer;
  background:var(--moss);color:#fff;padding:13px 22px;border-radius:999px;
  font-family:var(--sans);font-weight:600;font-size:.95rem;
  transition:transform .18s ease,box-shadow .25s ease,background .25s ease
}
.btn:hover{background:var(--moss-dk);text-decoration:none;transform:translateY(-2px);box-shadow:0 12px 26px rgba(31,77,63,.28)}
.btn.rust{background:var(--rust)}
.btn.rust:hover{background:#a8501f;box-shadow:0 12px 26px rgba(196,98,45,.3)}
.btn.ghost{background:transparent;color:var(--ink);border:1.5px solid var(--line)}
.btn.ghost:hover{border-color:var(--moss);color:var(--moss);box-shadow:none}
.burger{display:none;background:none;border:1.5px solid var(--line);border-radius:10px;padding:9px 11px;cursor:pointer}
.burger span{display:block;width:20px;height:2px;background:var(--ink);margin:4px 0;transition:.25s}
.burger.open span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ---------- hero ---------- */
.hero{position:relative;color:#fff;overflow:hidden;isolation:isolate}
.hero .bg{position:absolute;inset:0;z-index:-2}
.hero .bg img{width:100%;height:100%;object-fit:cover;animation:slowzoom 22s ease-out forwards}
@keyframes slowzoom{from{transform:scale(1.08)}to{transform:scale(1)}}
.hero::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(100deg,rgba(18,51,42,.93) 8%,rgba(18,51,42,.72) 48%,rgba(18,51,42,.35) 100%)
}
.hero .wrap{padding-top:104px;padding-bottom:104px;max-width:var(--wrap)}
.hero h1{max-width:16ch;color:#fff}
.hero p{max-width:56ch;color:#e2ece7;font-size:1.13rem}
.hero .eyebrow{color:#f0b98f}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:26px}
.hero-facts{display:flex;gap:38px;flex-wrap:wrap;margin-top:52px;padding-top:26px;border-top:1px solid rgba(255,255,255,.22)}
.hero-facts div strong{display:block;font-family:var(--serif);font-size:1.9rem;color:#fff;font-variant-numeric:lining-nums tabular-nums;font-feature-settings:"lnum" 1,"tnum" 1}
.hero-facts div span{font-size:.83rem;letter-spacing:.1em;text-transform:uppercase;color:#b9cec5}

/* ---------- strip ---------- */
.strip{background:var(--moss-dk);color:#cfe0d8;padding:16px 0;overflow:hidden;white-space:nowrap}
.strip .track{display:inline-flex;gap:52px;animation:marq 34s linear infinite;font-size:.82rem;letter-spacing:.16em;text-transform:uppercase}
.strip .track span{opacity:.85}
@keyframes marq{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ---------- generic blocks ---------- */
.grid{display:grid;gap:26px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.card{
  background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius);
  padding:28px;box-shadow:var(--shadow);transition:transform .3s ease,box-shadow .3s ease,border-color .3s
}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:#c9bfa8}
.card h3{margin-bottom:.35em}
.card p:last-child{margin-bottom:0}
.card .ico{
  width:44px;height:44px;border-radius:12px;background:#eaf1ec;color:var(--moss);
  display:grid;place-items:center;margin-bottom:16px
}
.card .ico svg{width:22px;height:22px}
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center}
.figure{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg);position:relative}
.figure img{width:100%;height:100%;object-fit:cover;transition:transform .8s ease}
.figure:hover img{transform:scale(1.04)}
.figure figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:14px 18px;font-size:.82rem;color:#fff;
  background:linear-gradient(transparent,rgba(18,51,42,.85))
}
.alt{background:var(--sand)}
.dark{background:var(--moss-dk);color:#dbe7e1}
.dark h2,.dark h3{color:#fff}
.dark .card{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.14);color:#dbe7e1;box-shadow:none}
.dark .card h3{color:#fff}
.dark a{color:#f0b98f}

ul.ticks{list-style:none;padding:0;margin:0 0 1.2em}
ul.ticks li{padding-left:30px;position:relative;margin-bottom:11px}
ul.ticks li::before{
  content:"";position:absolute;left:0;top:.55em;width:14px;height:8px;
  border-left:2.5px solid var(--rust);border-bottom:2.5px solid var(--rust);transform:rotate(-45deg)
}

/* steps */
.steps{counter-reset:s;display:grid;gap:20px;grid-template-columns:repeat(4,1fr)}
.step{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius);padding:26px;position:relative}
.step::before{
  counter-increment:s;content:counter(s,decimal-leading-zero);
  font-family:var(--serif);font-size:2.1rem;color:var(--rust);opacity:.55;display:block;margin-bottom:8px
}

/* table */
table.rate{width:100%;border-collapse:collapse;background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
table.rate{font-variant-numeric:lining-nums}
table.rate th,table.rate td{padding:14px 18px;text-align:left;border-bottom:1px solid var(--line);font-size:.96rem}
table.rate th{background:#eaf1ec;font-family:var(--serif);font-weight:600}
table.rate tr:last-child td{border-bottom:0}
table.rate tbody tr:hover{background:#faf7f1}

/* quotes */
.quote{background:var(--paper-2);border-left:4px solid var(--rust);border-radius:0 var(--radius) var(--radius) 0;padding:26px 28px;box-shadow:var(--shadow)}
.quote p{font-family:var(--serif);font-size:1.05rem}
.quote cite{font-style:normal;font-size:.86rem;color:var(--ink-soft);letter-spacing:.04em}
.stars{color:var(--rust);letter-spacing:2px;font-size:.9rem;margin-bottom:8px}

/* accordion */
details.faq{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius);padding:0;margin-bottom:12px;overflow:hidden}
details.faq summary{
  cursor:pointer;list-style:none;padding:18px 52px 18px 22px;font-weight:600;position:relative;font-size:1.02rem
}
details.faq summary::-webkit-details-marker{display:none}
details.faq summary::after{
  content:"+";position:absolute;right:22px;top:15px;font-size:1.5rem;color:var(--rust);transition:transform .25s ease
}
details.faq[open] summary::after{transform:rotate(45deg)}
details.faq .body{padding:0 22px 20px;color:var(--ink-soft);animation:fadeIn .35s ease}
@keyframes fadeIn{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}

/* forms */
form.enquiry{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow)}
label{display:block;font-size:.83rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;margin-bottom:6px;color:var(--ink-soft)}
input,select,textarea{
  width:100%;padding:12px 14px;border:1.5px solid var(--line);border-radius:10px;background:#fff;
  font-family:var(--sans);font-size:1rem;color:var(--ink);margin-bottom:16px;transition:border-color .2s,box-shadow .2s
}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--moss);box-shadow:0 0 0 3px rgba(31,77,63,.13)}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.consent{display:flex;gap:10px;align-items:flex-start;font-size:.85rem;text-transform:none;letter-spacing:0;font-weight:400;color:var(--ink-soft)}
.consent input{width:auto;margin:4px 0 0}
.form-note{font-size:.82rem;color:var(--ink-soft)}

/* breadcrumb + page head */
.pagehead{background:var(--moss-dk);color:#fff;padding:64px 0 58px;position:relative;overflow:hidden}
.pagehead::before{
  content:"";position:absolute;right:-90px;top:-90px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(196,98,45,.35),transparent 70%)
}
.pagehead h1{color:#fff;margin-bottom:.25em}
.pagehead p{color:#c8d9d2;max-width:62ch;margin:0}
.crumbs{font-size:.8rem;color:#a9c1b8;margin-bottom:14px}
.crumbs a{color:#e6efe9}

/* legal typography */
.legal h2{margin-top:1.8em;font-size:1.5rem}
.legal h3{margin-top:1.4em}
.legal ul{padding-left:20px}
.legal li{margin-bottom:8px}
.updated{display:inline-block;background:var(--sand);border-radius:999px;padding:6px 16px;font-size:.82rem;color:var(--ink-soft)}

/* CTA band */
.band{background:linear-gradient(135deg,var(--moss),#2c6b57);color:#fff;border-radius:var(--radius);padding:44px;display:flex;gap:26px;justify-content:space-between;align-items:center;flex-wrap:wrap;box-shadow:var(--shadow-lg)}
.band h2{color:#fff;margin:0 0 .25em}
.band p{color:#d5e6df;margin:0}

/* footer */
footer.site{background:#101d1a;color:#a9bdb6;padding:64px 0 26px;font-size:.94rem}
footer.site h4{font-family:var(--sans);font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;color:#fff;margin-bottom:16px}
footer.site a{color:#cfdfd8}
footer.site ul{list-style:none;padding:0;margin:0}
footer.site li{margin-bottom:9px}
.fgrid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:36px}
.fbrand p{max-width:34ch}
.legalbar{border-top:1px solid rgba(255,255,255,.12);margin-top:40px;padding-top:20px;display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;font-size:.83rem;color:#8fa49d}
.legalbar a{color:#a9bdb6}

/* cookie banner */
.cookie{
  position:fixed;left:16px;right:16px;bottom:16px;z-index:200;max-width:760px;margin:0 auto;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-lg);
  padding:20px 22px;display:none;gap:18px;align-items:center;flex-wrap:wrap
}
.cookie.show{display:flex;animation:cookieUp .45s cubic-bezier(.2,.8,.3,1)}
@keyframes cookieUp{from{opacity:0;transform:translateY(26px)}to{opacity:1;transform:none}}
.cookie p{margin:0;font-size:.9rem;flex:1 1 320px;color:var(--ink-soft)}
.cookie .acts{display:flex;gap:10px;flex-wrap:wrap}
.cookie .btn{padding:10px 18px;font-size:.88rem}

/* back to top */
.totop{
  position:fixed;right:18px;bottom:18px;z-index:150;width:46px;height:46px;border-radius:50%;
  background:var(--moss);color:#fff;border:0;cursor:pointer;display:grid;place-items:center;
  opacity:0;pointer-events:none;transition:opacity .3s,transform .3s;box-shadow:var(--shadow)
}
.totop.show{opacity:1;pointer-events:auto}
.totop:hover{transform:translateY(-3px)}

/* reveal animation */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.8,.3,1)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}

/* responsive */
@media(max-width:960px){
  .g4{grid-template-columns:repeat(2,1fr)}
  .g3{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:32px}
  .fgrid{grid-template-columns:1fr 1fr}
}
@media(max-width:720px){
  .burger{display:block}
  .menu{
    position:absolute;top:100%;left:0;right:0;background:var(--paper-2);border-bottom:1px solid var(--line);
    flex-direction:column;align-items:flex-start;gap:0;padding:10px 22px 20px;display:none
  }
  .menu.open{display:flex;animation:fadeIn .3s ease}
  .menu li{width:100%;border-bottom:1px solid var(--line)}
  .menu li:last-child{border:0;padding-top:12px}
  .menu a{display:block;padding:13px 0;width:100%}
  .nav .btn.head-cta{display:none}
  .g2,.g3,.g4,.steps,.field-row{grid-template-columns:1fr}
  section{padding:56px 0}
  .hero .wrap{padding-top:70px;padding-bottom:70px}
  .hero-facts{gap:24px}
  .band{padding:30px}
  .fgrid{grid-template-columns:1fr}
}

.card h3 span[data-count]{font-variant-numeric:lining-nums tabular-nums;font-feature-settings:"lnum" 1}