:root{
  --bg:#fbfaf8;
  --paper:#ffffff;
  --paper-2:#f3eee8;
  --text:#171717;
  --muted:#6e6963;
  --line:#ded8d0;
  --accent:#b89064;
  --accent-dark:#8b6744;
  --dark:#161616;
  --container:min(1680px, calc(100vw - 72px));
  --serif: Georgia, "Times New Roman", serif;
  --sans: Inter, Arial, Helvetica, sans-serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.45;
  text-rendering:optimizeLegibility;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,select,textarea{font:inherit}

.site-header{
  position:sticky;
  top:0;
  z-index:50;
  height:92px;
  padding:0 34px;
  background:rgba(251,250,248,.88);
  backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(222,216,208,.72);
  display:grid;
  grid-template-columns:190px 1fr auto auto;
  align-items:center;
  gap:30px;
  transition:height .25s ease, box-shadow .25s ease;
}
.site-header.is-scrolled{height:76px;box-shadow:0 18px 40px rgba(24,20,16,.06)}

.brand{display:flex;flex-direction:column;gap:2px;letter-spacing:.08em}
.brand__name{font-size:32px;line-height:.95;letter-spacing:.17em}
.brand__sub{font-size:13px;letter-spacing:.08em;color:var(--muted)}

.nav{display:flex;align-items:center;justify-content:center;gap:38px;font-size:15px}
.nav a{position:relative;padding:10px 0}
.nav a::after{
  content:"";
  position:absolute;
  left:0;
  bottom:4px;
  width:0;
  height:1px;
  background:var(--text);
  transition:.25s;
}
.nav a:hover::after{width:100%}

.header-contacts{display:flex;flex-direction:column;align-items:flex-end;white-space:nowrap;font-size:14px}
.header-contacts a{font-weight:700;font-size:18px}
.header-contacts span{color:var(--muted);font-size:13px}

.btn{
  min-height:52px;
  border:0;
  padding:0 28px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  cursor:pointer;
  transition:.25s ease;
  font-weight:700;
}
.btn:hover{transform:translateY(-2px)}
.btn--dark{background:var(--dark);color:#fff}
.btn--accent{background:var(--accent);color:#fff}
.btn--accent:hover{background:var(--accent-dark)}
.header-cta{min-width:160px}

.nav-toggle{display:none;background:transparent;border:0;width:40px;height:40px;padding:8px}
.nav-toggle span{display:block;height:2px;background:#171717;margin:6px 0}

.hero{
  display:grid;
  grid-template-columns:minmax(360px,42%) 1fr;
  min-height:620px;
  border-bottom:1px solid var(--line);
  background:#fff;
}
.hero__copy{
  padding:110px 48px 90px 124px;
  display:flex;
  flex-direction:column;
  justify-content:center;
  position:relative;
}
.hero__copy::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(90deg,rgba(255,255,255,.92),rgba(255,255,255,.72) 62%,rgba(255,255,255,0));
  pointer-events:none;
}
.hero__copy>*{position:relative}
.eyebrow{font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin:0 0 26px}
.hero h1{font-family:var(--serif);font-size:clamp(62px,7vw,112px);line-height:.88;margin:0 0 34px;letter-spacing:-.05em}
.hero__text{font-size:20px;max-width:470px;margin:0 0 42px;color:#282521}
.hero__actions{display:flex;gap:34px;align-items:center;flex-wrap:wrap}
.link-arrow{display:inline-flex;align-items:center;gap:14px;font-weight:700}
.link-arrow::after{content:"→";font-size:22px;line-height:1;transition:.25s}
.link-arrow:hover::after{transform:translateX(7px)}
.hero__image{height:100%;min-height:620px;overflow:hidden}
.hero__image img{height:100%;width:100%;object-fit:cover;object-position:center}

.stats{
  width:var(--container);
  margin:0 auto;
  padding:40px 0 44px;
  display:grid;
  grid-template-columns:repeat(4,1fr);
}
.stat{text-align:center;border-right:1px solid var(--line)}
.stat:last-child{border-right:0}
.stat strong{display:block;font-family:var(--serif);font-size:54px;line-height:1;margin-bottom:8px}
.stat span{font-size:14px;color:#39352f}

.section{width:var(--container);margin:0 auto;padding:36px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:24px}
.section-head--center{align-items:center;justify-content:center;flex-direction:column;text-align:center}
.section-subtitle{margin:10px 0 0;color:var(--muted);font-size:18px}
.section h2,
.section-head h2,
.calculator-copy h2,
.request h2{font-family:var(--serif);font-size:clamp(36px,4.3vw,58px);line-height:.96;margin:0;letter-spacing:-.04em}
.section-head .link-arrow{font-size:14px;color:#2b2824;white-space:nowrap}

.solution-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.solution-card{background:#fff;border:1px solid var(--line);overflow:hidden}
.solution-card img{height:300px;width:100%;object-fit:cover}
.solution-card a{min-height:74px;display:flex;align-items:center;justify-content:space-between;padding:0 24px;font-weight:800;border-top:1px solid var(--line);transition:.25s}
.solution-card:hover a{background:#f5f0eb}
.solution-card:hover img{filter:contrast(1.04)}

.project-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.project{display:grid;grid-template-columns:1.05fr .95fr;background:#fff;border:1px solid var(--line);min-height:390px}
.project img{width:100%;height:100%;object-fit:cover}
.project__body{padding:42px 38px;display:flex;flex-direction:column;align-items:flex-start}
.label{text-transform:uppercase;letter-spacing:.18em;color:var(--muted);font-size:12px;font-weight:800;margin:0 0 14px}
.project h3{font-family:var(--serif);font-size:34px;line-height:1.02;margin:0 0 22px;letter-spacing:-.035em}
.project p:not(.label){margin:0 0 24px;color:#403b35}
.project span{margin-top:auto;margin-bottom:26px;color:#4b453f;font-weight:700}

.material-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:18px}
.material-card{border:1px solid var(--line);background:#fff;padding:0;text-align:left;cursor:pointer;transition:.25s;overflow:hidden}
.material-card:hover,.material-card.is-active{border-color:#1c1b19;transform:translateY(-3px)}
.material-card b{display:block;padding:16px;font-size:15px}
.swatch{display:block;height:160px;background:#ddd}
.swatch--veneer{background:linear-gradient(105deg,#b98a55,#d6b280 24%,#a87440 48%,#dfc09a 70%,#b98a55),repeating-linear-gradient(90deg,rgba(0,0,0,.08) 0 1px,transparent 1px 14px);background-blend-mode:multiply}
.swatch--mdf{background:linear-gradient(135deg,#eee9df,#d6cdc1)}
.swatch--ldsp{background:repeating-linear-gradient(90deg,#c79a66 0 10px,#ddb98e 10px 19px,#b98551 19px 24px)}
.swatch--stone{background:linear-gradient(135deg,#f2efea,#dcd6cf);position:relative}
.swatch--stone::after{content:"";display:block;height:100%;background:linear-gradient(120deg,transparent 32%,rgba(145,130,120,.22) 33%,transparent 37%,transparent 58%,rgba(125,115,110,.18) 59%,transparent 61%)}
.swatch--glass{background:linear-gradient(135deg,#8d735a,#c4aa90 55%,#6f5b49)}
.swatch--hardware{background:radial-gradient(circle at 40% 42%,#ddd 0 16%,#888 17% 18%,transparent 19%),linear-gradient(90deg,#f6f5f2,#bfbab0 55%,#eee);position:relative}
.swatch--hardware::after{content:"";position:absolute;left:18%;right:12%;top:54%;height:18px;background:#9a968d;border-radius:12px;box-shadow:120px -45px 0 8px #c8c4bd}

.process{padding-top:26px}
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:20px;margin-top:42px;position:relative}
.steps::before{content:"";position:absolute;left:9%;right:9%;top:40px;height:1px;background:var(--line);z-index:-1}
.step{text-align:center;padding:0 10px}
.step__icon{
  width:80px;
  height:80px;
  border:1px solid #cfc4b8;
  border-radius:50%;
  display:grid;
  place-items:center;
  margin:0 auto 18px;
  background:var(--bg);
  color:#7d5c3d;
}
.step__icon svg{width:32px;height:32px}
.step b{display:block;font-size:18px;margin-bottom:8px}
.step p{margin:0;color:var(--muted);font-size:14px}

.reviews{padding-top:24px}
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.review-card{background:#fff;border:1px solid var(--line);padding:28px 24px;min-height:220px}
.review-card__head{display:flex;flex-direction:column;gap:4px;margin-bottom:14px}
.review-card__head strong{font-size:20px}
.review-card__head span{font-size:14px;color:var(--muted)}
.review-card p{margin:0;color:#413c36}

.calculator-section{
  margin:42px 0 0;
  background:var(--paper-2);
  padding:54px calc((100vw - var(--container))/2);
  display:grid;
  grid-template-columns:.78fr 1.35fr;
  gap:54px;
  align-items:center;
}
.calculator-copy p{max-width:430px;color:var(--muted);font-size:17px}
.calc-form{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;align-items:end}
.calc-form label{display:flex;flex-direction:column;gap:8px;color:#3b352f;font-size:13px;font-weight:700}
.calc-form input,.calc-form select,.request-form input,.request-form select,.request-form textarea{width:100%;height:54px;border:1px solid #d5cec6;background:#fff;padding:0 16px;color:#171717;outline:none}
.calc-form input:focus,.calc-form select:focus,.request-form input:focus,.request-form select:focus,.request-form textarea:focus{border-color:#181818}
.calc-result{grid-column:span 2;background:#fff;border:1px solid var(--line);min-height:54px;display:flex;align-items:center;padding:0 18px;font-weight:800}
.calc-form .btn{width:100%}
.form-note{grid-column:1/-1;margin:0;color:var(--muted);font-size:13px}

.delivery{display:grid;grid-template-columns:.45fr 1fr;gap:54px;align-items:center}
.delivery__copy ul{list-style:none;margin:32px 0 0;padding:0;display:grid;gap:24px}
.delivery__copy li{position:relative;padding-left:54px}
.delivery__copy li::before{content:"";position:absolute;left:0;top:2px;width:34px;height:34px;border:1px solid var(--line);border-radius:50%;background:linear-gradient(#fff,#f6f2ee)}
.delivery__copy li::after{content:"✓";position:absolute;left:10px;top:4px;color:#6e573f;font-weight:900}
.delivery__copy b{display:block;margin-bottom:3px}
.delivery__copy span{color:var(--muted)}
.delivery__image img{width:100%;height:430px;object-fit:cover}

.request{width:var(--container);margin:30px auto 0;background:#171717;color:#fff}
.request__inner{display:grid;grid-template-columns:.75fr 1.15fr;gap:48px;align-items:center;padding:52px}
.request p{color:#d3cbc1;max-width:520px}
.request-form{display:grid;grid-template-columns:1fr 1fr 1fr;gap:14px}
.request-form textarea{grid-column:1/-1;height:110px;padding-top:16px;resize:vertical}
.request-form .agree{grid-column:1/3;font-size:13px;color:#d9d3ce;display:flex;gap:9px;align-items:center}
.request-form .agree input{width:auto;height:auto}
.request-form .btn{width:100%}

.footer{width:var(--container);margin:0 auto;padding:58px 0;display:grid;grid-template-columns:1.35fr 1fr 1fr 1.25fr;gap:42px;color:#2d2925}
.footer h4{margin:0 0 18px;font-size:16px}
.footer a,.footer span{display:block;margin:9px 0;color:#5f5952}
.footer a:hover{color:#111}
.footer__brand .brand__name{display:block}
.socials{display:flex;gap:10px;margin:24px 0}
.socials a{width:34px;height:34px;border:1px solid var(--line);border-radius:50%;display:grid;place-items:center;margin:0;font-size:12px;color:#111}
.footer-btn{border:1px solid #1c1b19;padding:11px 18px;display:inline-block !important;color:#111 !important;margin-top:18px !important;width:max-content}

.toast{position:fixed;right:24px;bottom:24px;background:#161616;color:#fff;padding:18px 22px;box-shadow:0 18px 40px rgba(0,0,0,.18);transform:translateY(28px);opacity:0;pointer-events:none;transition:.25s;z-index:80}
.toast.is-visible{transform:translateY(0);opacity:1}
.reveal{opacity:0;transform:translateY(20px);transition:opacity .7s ease,transform .7s ease}
.reveal.is-visible{opacity:1;transform:translateY(0)}
.reveal--delay{transition-delay:.1s}

@media (max-width:1180px){
  :root{--container:calc(100vw - 36px)}
  .site-header{grid-template-columns:160px 1fr auto;gap:18px}
  .header-contacts,.header-cta{display:none}
  .nav{gap:22px}
  .hero{grid-template-columns:1fr}
  .hero__copy{padding:88px 36px 46px}
  .hero__image{min-height:460px}
  .stats{grid-template-columns:repeat(2,1fr);gap:0}
  .stat{padding:18px 0;border-bottom:1px solid var(--line)}
  .solution-grid,.material-grid{grid-template-columns:repeat(2,1fr)}
  .project-grid,.review-grid{grid-template-columns:1fr}
  .calculator-section{grid-template-columns:1fr}
  .calc-form{grid-template-columns:repeat(2,1fr)}
  .delivery,.request__inner{grid-template-columns:1fr}
  .steps{grid-template-columns:repeat(3,1fr)}
  .steps::before{display:none}
}

@media (max-width:760px){
  body{font-size:15px}
  .site-header{height:72px;padding:0 18px;grid-template-columns:1fr auto}
  .brand__name{font-size:24px}
  .nav-toggle{display:block}
  .nav{
    position:fixed;
    left:0;
    right:0;
    top:72px;
    background:rgba(251,250,248,.98);
    border-bottom:1px solid var(--line);
    display:grid;
    gap:0;
    padding:14px 18px;
    transform:translateY(-120%);
    opacity:0;
    pointer-events:none;
    transition:.25s;
  }
  .nav.is-open{transform:translateY(0);opacity:1;pointer-events:auto}
  .nav a{padding:16px 0;border-bottom:1px solid var(--line)}
  .hero__copy{padding:56px 18px 34px}
  .hero h1{font-size:66px}
  .hero__text{font-size:17px}
  .hero__image{min-height:330px}
  .stats{width:100%;grid-template-columns:1fr 1fr;padding:20px 18px}
  .stat strong{font-size:38px}
  .section{padding:42px 0}
  .section-head{align-items:flex-start;flex-direction:column}
  .section-head--center{align-items:flex-start;text-align:left}
  .solution-grid,.material-grid,.project-grid,.review-grid{grid-template-columns:1fr}
  .project{grid-template-columns:1fr}
  .project img{height:280px}
  .project__body{padding:28px}
  .steps{grid-template-columns:1fr;gap:26px}
  .calculator-section{padding:42px 18px}
  .calc-form{grid-template-columns:1fr}
  .calc-result{grid-column:1}
  .request{width:100%;margin-top:0}
  .request__inner{padding:36px 18px}
  .request-form{grid-template-columns:1fr}
  .request-form .agree{grid-column:auto}
  .footer{grid-template-columns:1fr;gap:24px;padding:42px 0}
  .delivery__image img{height:280px}
  .toast{left:18px;right:18px;bottom:18px}
}