:root{
  --paper:#FBF6EA;
  --paper-soft:#FFFFFF;
  --kraft:#EDDFBC;
  --kraft-deep:#CBAE7C;
  --ink:#232C3D;
  --ink-soft:#545E77;
  --signal:#A8481D;
  --signal-ink:#FFF9F0;
  --dieline:#2B6E8C;
  --line: rgba(42,52,70,0.12);
  --radius: 3px;
  --shadow: 0 1px 0 rgba(42,52,70,0.05);
  --maxw: 1180px;
  color-scheme: light;
}
/* Лендинг сознательно светлый вне зависимости от системной темы устройства —
   это визуальная идентичность крафт-картона, а не техническая недоработка.
   Тёмная палитра остаётся доступна только по ручному переключателю темы (data-theme). */
:root[data-theme="dark"]{
  --paper:#171D28;
  --paper-soft:#1E2531;
  --kraft:#3A3021;
  --kraft-deep:#7A6440;
  --ink:#EFE6D2;
  --ink-soft:#B7AF9B;
  --signal:#E27C46;
  --signal-ink:#221207;
  --dieline:#6BC3E0;
  --line: rgba(239,230,210,0.18);
  --shadow: 0 1px 0 rgba(0,0,0,0.4);
  color-scheme: dark;
}
:root[data-theme="light"]{
  --paper:#FBF6EA;
  --paper-soft:#FFFFFF;
  --kraft:#EDDFBC;
  --kraft-deep:#CBAE7C;
  --ink:#232C3D;
  --ink-soft:#545E77;
  --signal:#A8481D;
  --signal-ink:#FFF9F0;
  --dieline:#2B6E8C;
  --line: rgba(42,52,70,0.12);
  --shadow: 0 1px 0 rgba(42,52,70,0.05);
  color-scheme: light;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%; background:var(--paper); min-height:100%}
body{
  margin:0;
  min-height:100vh;
  background:var(--paper);
  color:var(--ink);
  font-family:'PT Sans', system-ui, sans-serif;
  font-size:17px;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
img,svg{display:block;max-width:100%}
a{color:inherit}
h1,h2,h3{font-family:'Oswald', system-ui, sans-serif; text-transform:uppercase; text-wrap:balance; margin:0; letter-spacing:0.01em}
.container{max-width:var(--maxw); margin:0 auto; padding:0 24px}
.mono{font-family:'PT Mono', ui-monospace, monospace}

/* header */
header.site{
  position:sticky; top:0; z-index:40;
  background:var(--paper); border-bottom:1px dashed var(--kraft-deep);
}
.nav-row{display:flex; align-items:center; justify-content:space-between; gap:24px; padding:14px 0}
.logo{display:flex; align-items:center; gap:11px; font-family:'PT Sans',sans-serif; font-weight:700; font-size:21px; text-decoration:none; color:var(--ink)}
.logo .mark{width:30px; height:30px; flex:none}
nav.primary{display:flex; gap:28px; font-family:'Oswald',sans-serif; font-weight:500; font-size:14.5px; letter-spacing:0.04em; text-transform:uppercase}
nav.primary a{text-decoration:none; color:var(--ink-soft); border-bottom:2px solid transparent; padding-bottom:3px; transition:color .15s, border-color .15s}
nav.primary a:hover, nav.primary a[aria-current="page"]{color:var(--ink); border-color:var(--signal)}
.header-contact{display:flex; align-items:center; gap:14px; font-family:'PT Mono',monospace; font-size:14.5px; white-space:nowrap}
.header-contact a.phone{text-decoration:none; color:var(--ink); font-weight:700}
.header-contact a.email{text-decoration:none; color:var(--ink-soft); font-weight:400}
.header-contact a.email:hover{color:var(--signal)}

/* hero */
.hero{position:relative; overflow:hidden; padding:76px 0 88px; border-bottom:1px dashed var(--kraft-deep)}
.hero-grid{display:grid; grid-template-columns:1.15fr 0.85fr; gap:48px; align-items:center; position:relative; z-index:2}
.eyebrow{font-family:'PT Mono',monospace; font-size:13px; letter-spacing:0.12em; color:var(--dieline); text-transform:uppercase; margin-bottom:18px; display:flex; align-items:center; gap:10px}
.eyebrow::before{content:""; width:22px; height:1px; background:var(--dieline)}
h1.hero-title{font-size:clamp(2.3rem, 4.4vw, 3.6rem); line-height:1.04; font-weight:700; max-width:14ch}
.hero-sub{margin-top:22px; font-size:18.5px; max-width:46ch; color:var(--ink-soft)}
.hero-ctas{display:flex; flex-wrap:wrap; gap:14px; margin-top:32px; align-items:center}
.btn{
  display:inline-flex; align-items:center; gap:9px;
  font-family:'Oswald',sans-serif; font-weight:600; font-size:15px; letter-spacing:0.03em; text-transform:uppercase;
  padding:14px 26px; border-radius:var(--radius); text-decoration:none; cursor:pointer; border:1px solid transparent;
  transition:transform .12s ease, box-shadow .12s ease, background .15s;
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--signal); color:var(--signal-ink)}
.btn-primary:hover{box-shadow:0 3px 0 var(--kraft-deep)}
.btn-ghost{background:transparent; border-color:var(--ink); color:var(--ink)}
.btn-ghost:hover{background:var(--ink); color:var(--paper)}

.hero-stamps{position:relative; height:100%; min-height:340px}
.stamp{
  position:absolute; border:2.5px solid currentColor; border-radius:8px;
  font-family:'Oswald',sans-serif; font-weight:700; text-transform:uppercase;
  padding:14px 18px; text-align:center; color:var(--signal); background:var(--paper-soft);
  box-shadow: var(--shadow);
}
.stamp .num{display:block; font-size:2.1rem; line-height:1}
.stamp .cap{display:block; font-family:'PT Mono',monospace; font-size:11px; letter-spacing:0.08em; margin-top:4px; text-transform:none; color:var(--ink-soft)}
.stamp--1{top:6%; left:8%; transform:rotate(-7deg)}
.stamp--2{top:42%; right:2%; transform:rotate(5deg); color:var(--dieline)}
.stamp--3{bottom:4%; left:20%; transform:rotate(-3deg); color:var(--ink)}
.hero-photo{position:absolute; inset:0; width:100%; height:100%; object-fit:cover; object-position:center; border-radius:var(--radius); z-index:1}
@media (min-width: 921px){
  .hero-photo{object-position:15% 12%}
}

@media (prefers-reduced-motion: no-preference){
  .stamp{animation:settle .5s ease both}
  .stamp--1{animation-delay:.05s}
  .stamp--2{animation-delay:.16s}
  .stamp--3{animation-delay:.27s}
  @keyframes settle{from{opacity:0; transform:translateY(10px) rotate(var(--r,0))} to{opacity:1}}
}

/* section shell */
section{padding:74px 0}
.section-head{max-width:56ch; margin-bottom:40px}
.section-head .eyebrow{margin-bottom:14px}
h2.section-title{font-size:clamp(1.7rem,2.6vw,2.3rem)}
.section-head p{color:var(--ink-soft); margin-top:14px; font-size:16.5px}
.divider{border:0; border-top:1px dashed var(--kraft-deep); margin:0}

/* product grid */
.grid-products{display:grid; grid-template-columns:repeat(4,1fr); gap:1px; background:var(--line); border:1px solid var(--line)}
.pcard{background:var(--paper-soft); display:flex; flex-direction:column}
.pcard-photo{position:relative; aspect-ratio:1/1; overflow:hidden; background:var(--kraft)}
.about-photo{position:relative; border-radius:var(--radius); overflow:hidden}
.about-photo img{display:block; width:100%; aspect-ratio:4/3; object-fit:cover}
.pcard-photo img{width:100%; height:100%; object-fit:cover; display:block}
.pcard-body{padding:22px 24px 26px; display:flex; flex-direction:column; gap:12px; flex:1}
.pcard h3{font-size:17px; font-family:'Oswald',sans-serif}
.pcard p{color:var(--ink-soft); font-size:15px; margin:0; flex:1}
.pcard a{font-family:'PT Mono',monospace; font-size:13.5px; text-decoration:none; color:var(--signal); display:inline-flex; align-items:center; gap:6px}
.pcard a:hover{text-decoration:underline}

/* about */
.about-grid{display:grid; grid-template-columns:1fr 1fr; gap:56px; align-items:center}
.about-copy p{font-size:17px; color:var(--ink-soft); max-width:52ch}
.about-copy p+p{margin-top:16px}

/* trust tiles */
.tiles{display:grid; grid-template-columns:repeat(4,1fr); gap:18px}
.tile{border:1px solid var(--line); border-radius:var(--radius); padding:26px 22px; background:var(--paper-soft)}
.tile .num{font-family:'Oswald',sans-serif; font-weight:700; font-size:2.1rem; color:var(--signal)}
.tile h4{font-family:'Oswald',sans-serif; font-size:14.5px; letter-spacing:0.03em; text-transform:uppercase; margin:8px 0 6px}
.tile p{margin:0; color:var(--ink-soft); font-size:14.5px}

/* calc / form */
.calc-wrap{display:grid; grid-template-columns:0.9fr 1.1fr; gap:56px; background:var(--paper-soft); border:1px solid var(--line); border-radius:var(--radius); padding:44px}
.calc-note{font-size:15.5px; color:var(--ink-soft)}
.calc-note .mono{display:block; margin-top:18px; font-size:13px; color:var(--dieline)}
form.calc{display:grid; gap:16px}
.field{display:grid; gap:6px}
.field label{font-family:'PT Mono',monospace; font-size:12.5px; letter-spacing:0.04em; text-transform:uppercase; color:var(--ink-soft)}
.field input, .field select, .field textarea{
  font-family:'PT Sans',sans-serif; font-size:15.5px; padding:11px 13px;
  border:1px solid var(--line); border-radius:var(--radius); background:var(--paper); color:var(--ink);
  width:100%;
}
.field input:focus, .field select:focus, .field textarea:focus{outline:2px solid var(--dieline); outline-offset:1px}
.field-row{display:grid; grid-template-columns:1fr 1fr; gap:16px}
.form-msg{font-family:'PT Mono',monospace; font-size:13.5px; color:var(--dieline); min-height:1.4em}
.form-msg.error{color:var(--signal)}

/* contacts */
.contacts-grid{display:grid; grid-template-columns:1fr 1fr; gap:56px}
.contact-list{display:grid; gap:18px}
.contact-row{display:grid; grid-template-columns:120px 1fr; gap:14px; padding:14px 0; border-bottom:1px dashed var(--line)}
.contact-row dt{font-family:'PT Mono',monospace; font-size:12.5px; text-transform:uppercase; letter-spacing:0.05em; color:var(--ink-soft)}
.contact-row dd{margin:0; font-size:17px}
.contact-row a{text-decoration:none; font-weight:700}
.contact-row a:hover{color:var(--signal)}
.delivery-note{margin-top:22px; font-size:14.5px; color:var(--ink-soft); border-left:2px solid var(--dieline); padding-left:14px}
.locate{border:1px dashed var(--kraft-deep); border-radius:var(--radius); overflow:hidden; background:var(--paper-soft)}
.locate-map{display:block; border:0; filter:grayscale(0.15) contrast(1.02)}
.locate-caption{padding:16px 20px 20px; display:flex; flex-direction:column; gap:6px}
.locate-caption a{color:var(--signal); font-weight:700; text-decoration:none}
.locate-caption a:hover{text-decoration:underline}

/* cta band (home) */
.cta-band{background:var(--ink); color:var(--paper); text-align:center}
.cta-band h2{color:var(--paper)}
.cta-band p{color:var(--kraft); margin-top:12px}
.cta-band .btn-primary{margin-top:26px}
.cta-band form.calc{text-align:left; margin-top:26px}
.cta-band .field label{color:var(--kraft)}
.cta-band .form-msg{color:var(--kraft)}
.cta-band .form-msg.error{font-weight:700}

/* footer */
footer{border-top:1px dashed var(--kraft-deep); padding:40px 0 32px}
.footer-row{display:flex; justify-content:space-between; align-items:flex-end; gap:24px; flex-wrap:wrap}
.footer-note{font-family:'PT Mono',monospace; font-size:12px; color:var(--ink-soft); max-width:60ch}

@media (max-width: 920px){
  .nav-row{flex-wrap:wrap}
  nav.primary{order:3; width:100%; overflow-x:auto; gap:20px; padding-top:10px; border-top:1px dashed var(--line)}
  .hero-grid{grid-template-columns:1fr}
  .hero-stamps{min-height:220px; margin-top:20px}
  .grid-products{grid-template-columns:1fr 1fr}
  .about-grid{grid-template-columns:1fr}
  .tiles{grid-template-columns:1fr 1fr}
  .calc-wrap{grid-template-columns:1fr; padding:28px}
  .field-row{grid-template-columns:1fr}
  .contacts-grid{grid-template-columns:1fr}
}
@media (max-width: 560px){
  .grid-products{grid-template-columns:1fr}
  .tiles{grid-template-columns:1fr}
  .header-contact .label{display:none}
  .header-contact .email{display:none}
}