/* Торцевые накладки — Тринатри. Чистый CSS, без Тильды. */
:root{
  --ink:#211f1a;
  --ink-soft:#3a372f;
  --muted:#6f6a5d;
  --line:#e7e2d6;
  --bg:#ffffff;
  --bg-soft:#f7f4ec;
  --bg-deep:#1f2a22;
  --wood:#c2873b;
  --wood-dark:#a06d28;
  --green:#3f6b46;
  --green-dark:#2f5236;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --shadow:0 6px 24px rgba(33,31,26,.08);
  --maxw:1160px;
  --font:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased;font-size:17px}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
section{padding:84px 0}
h1,h2,h3{line-height:1.18;font-weight:700;color:var(--ink);letter-spacing:-.01em}
h2{font-size:clamp(28px,4vw,40px);margin-bottom:14px}
h3{font-size:21px;margin-bottom:8px}
.lead{color:var(--muted);font-size:18px;max-width:640px}
.eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--wood-dark);margin-bottom:14px}
.section-head{margin-bottom:48px;max-width:720px}
.center{text-align:center;margin-left:auto;margin-right:auto}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:15px 30px;border-radius:var(--r-full,999px);border-radius:999px;font-weight:700;font-size:16px;cursor:pointer;border:none;transition:transform .15s ease,box-shadow .15s ease,background .15s ease;font-family:inherit}
.btn--primary{background:var(--wood);color:#fff;box-shadow:0 6px 18px rgba(194,135,59,.35)}
.btn--primary:hover{background:var(--wood-dark);transform:translateY(-2px)}
.btn--ghost{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.6)}
.btn--ghost:hover{background:rgba(255,255,255,.12)}
.btn--dark{background:var(--green);color:#fff}
.btn--dark:hover{background:var(--green-dark);transform:translateY(-2px)}

/* Header */
.header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.header__inner{display:flex;align-items:center;justify-content:space-between;height:68px;gap:24px}
.brand{display:flex;align-items:center;gap:10px}
.brand img{height:38px;width:auto;display:block}
.nav{display:flex;gap:30px}
.nav a{font-size:15px;color:var(--ink-soft);font-weight:500;transition:color .15s}
.nav a:hover{color:var(--wood-dark)}
.header__phone{font-weight:700;white-space:nowrap}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px}
.burger span{width:24px;height:2px;background:var(--ink);border-radius:2px;transition:.2s}

/* Hero */
.hero{position:relative;color:#fff;min-height:min(86vh,720px);display:flex;align-items:center;padding:0;overflow:hidden}
.hero__bg{position:absolute;inset:0;background:url('../img/a489.jpg') center/cover no-repeat;z-index:0}
.hero__bg::after{content:"";position:absolute;inset:0;background:linear-gradient(105deg,rgba(20,28,22,.86) 0%,rgba(20,28,22,.55) 50%,rgba(20,28,22,.25) 100%)}
.hero .container{position:relative;z-index:1;padding-top:60px;padding-bottom:60px}
.hero h1{color:#fff;font-size:clamp(34px,5.5vw,60px);max-width:760px;margin-bottom:20px}
.hero p{color:rgba(255,255,255,.9);font-size:clamp(17px,2vw,21px);max-width:620px;margin-bottom:34px}
.hero__actions{display:flex;gap:14px;flex-wrap:wrap}
.hero__badges{display:flex;gap:28px;flex-wrap:wrap;margin-top:40px}
.hero__badges div{font-size:15px;color:rgba(255,255,255,.85)}
.hero__badges b{display:block;font-size:24px;color:#fff;font-weight:800}

/* Price / product */
.product{background:var(--bg-soft)}
.product__grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.product__photo{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow);aspect-ratio:4/5;background:#ddd}
.product__photo img{width:100%;height:100%;object-fit:cover}
.price-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:36px;box-shadow:var(--shadow)}
.price-card .size{font-size:15px;color:var(--muted);margin-bottom:6px}
.price-card .price{font-size:clamp(40px,6vw,56px);font-weight:800;color:var(--ink);letter-spacing:-.02em}
.price-card .price span{font-size:20px;color:var(--muted);font-weight:600}
.price-card .note{font-size:14px;color:var(--muted);margin:14px 0 24px;line-height:1.5}
.price-card ul{list-style:none;margin:0 0 28px;display:grid;gap:12px}
.price-card li{position:relative;padding-left:30px;font-size:15px;color:var(--ink-soft)}
.price-card li::before{content:"";position:absolute;left:0;top:3px;width:18px;height:18px;border-radius:50%;background:var(--green) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center/12px no-repeat}

/* Generic cards grid */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;transition:transform .18s ease,box-shadow .18s ease}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.card__img{aspect-ratio:1/1;background:var(--bg-soft);overflow:hidden}
.card__img img{width:100%;height:100%;object-fit:cover}
.card__img--contain img{object-fit:contain;padding:14px;background:#fff}
.card__body{padding:22px}
.card__body p{color:var(--muted);font-size:15px}

/* Advantages (icon cards) */
.feature{padding:30px;border-radius:var(--r-md);background:var(--bg-soft);border:1px solid var(--line)}
.feature .ico{width:52px;height:52px;border-radius:14px;background:var(--green);display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.feature .ico svg{width:26px;height:26px;stroke:#fff;fill:none;stroke-width:1.8}
.feature p{color:var(--muted);font-size:15px}

/* About */
.about__grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.about__photo{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow)}

/* Sizes table */
.sizes{background:var(--bg-soft)}
.table-wrap{overflow-x:auto;border-radius:var(--r-md);border:1px solid var(--line);background:#fff;box-shadow:var(--shadow)}
table.sizes-table{width:100%;border-collapse:collapse;min-width:480px}
.sizes-table th,.sizes-table td{padding:16px 20px;text-align:center;border-bottom:1px solid var(--line);font-size:16px}
.sizes-table th{background:var(--green);color:#fff;font-weight:600;font-size:14px}
.sizes-table tbody tr:last-child td{border-bottom:none}
.sizes-table tbody tr:nth-child(even){background:var(--bg-soft)}
.sizes-table td:first-child{font-weight:700;color:var(--ink)}
.sizes-note{margin-top:18px;color:var(--muted);font-size:15px}

/* Steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;counter-reset:step}
.step{position:relative;padding:30px 24px;background:#fff;border:1px solid var(--line);border-radius:var(--r-md)}
.step::before{counter-increment:step;content:counter(step);position:absolute;top:-18px;left:24px;width:40px;height:40px;border-radius:50%;background:var(--wood);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:18px;box-shadow:0 4px 12px rgba(194,135,59,.4)}
.step h3{margin-top:10px;font-size:18px}
.step p{color:var(--muted);font-size:15px}

/* Reviews */
.reviews{background:var(--bg-deep);color:#fff}
.reviews h2{color:#fff}
.review{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:var(--r-md);padding:28px}
.review .stars{color:var(--wood);font-size:18px;margin-bottom:14px;letter-spacing:2px}
.review p{font-size:16px;color:rgba(255,255,255,.92);margin-bottom:18px}
.review .who{font-weight:700}
.review .who span{display:block;font-weight:400;font-size:14px;color:rgba(255,255,255,.6)}

/* Lead form */
.lead-form{position:relative;color:#fff;overflow:hidden}
.lead-form__bg{position:absolute;inset:0;background:url('../img/wood_texture.jpg') center/cover;z-index:0}
.lead-form__bg::after{content:"";position:absolute;inset:0;background:rgba(31,42,34,.92)}
.lead-form .container{position:relative;z-index:1}
.lead-form .section-head h2{color:#fff}
.lead-form .lead{color:rgba(255,255,255,.85)}
.form-card{background:#fff;border-radius:var(--r-lg);padding:40px;max-width:680px;margin:0 auto;box-shadow:0 20px 60px rgba(0,0,0,.3)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:flex;flex-direction:column;gap:7px}
.field.full{grid-column:1/-1}
.field label{font-size:14px;font-weight:600;color:var(--ink-soft)}
.field input,.field textarea{padding:14px 16px;border:1.5px solid var(--line);border-radius:var(--r-sm);font-size:16px;font-family:inherit;background:var(--bg-soft);color:var(--ink);transition:border-color .15s}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--wood)}
.field textarea{min-height:90px;resize:vertical}
.form-card .btn{width:100%;margin-top:8px}
.form-note{font-size:13px;color:var(--muted);text-align:center;margin-top:14px}
.form-msg{display:none;padding:16px;border-radius:var(--r-sm);font-weight:600;margin-bottom:18px;text-align:center}
.form-msg.ok{display:block;background:#e8f3ea;color:var(--green-dark)}
.form-msg.err{display:block;background:#fbe9e9;color:#b83232}

/* Contacts */
.contacts__grid{display:grid;grid-template-columns:1fr 1fr;gap:48px}
.contacts__line{font-size:18px;margin-bottom:14px}
.contacts__line b{color:var(--muted);font-weight:600;font-size:14px;display:block;margin-bottom:2px}
.contacts__line a{font-weight:700;color:var(--ink)}
.contacts__line a:hover{color:var(--wood-dark)}
.map{border-radius:var(--r-md);overflow:hidden;border:1px solid var(--line);min-height:320px}
.map iframe{width:100%;height:100%;min-height:320px;border:0}

/* Footer */
.footer{background:var(--bg-deep);color:rgba(255,255,255,.7);padding:40px 0;border-top:1px solid rgba(255,255,255,.08)}
.footer__inner{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}
.footer a{color:rgba(255,255,255,.85)}
.footer a:hover{color:#fff}
.footer .legal{font-size:14px;line-height:1.6}

/* Responsive */
@media (max-width:900px){
  .product__grid,.about__grid,.contacts__grid{grid-template-columns:1fr;gap:32px}
  .grid-4,.steps{grid-template-columns:repeat(2,1fr)}
  .product__photo{aspect-ratio:16/10}
}
@media (max-width:760px){
  section{padding:60px 0}
  .nav,.header__phone{display:none}
  .burger{display:flex}
  .nav.open{display:flex;position:absolute;top:68px;left:0;right:0;flex-direction:column;background:#fff;padding:16px 24px;gap:16px;border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
  .grid-3{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .footer__inner{flex-direction:column;text-align:center}
}
@media (max-width:480px){
  .grid-4,.steps{grid-template-columns:1fr}
  .container{padding:0 18px}
  .form-card,.price-card{padding:24px}
}