@font-face{font-family:"Geologica";src:url(assets/fonts/geologica-cyrillic-wght-normal.woff2?v=a7dc739efa) format("woff2");font-weight:100 900;font-display:swap;unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:"Geologica";src:url(assets/fonts/geologica-latin-wght-normal.woff2?v=b14f1edee9) format("woff2");font-weight:100 900;font-display:swap;unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+20BD,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Onest";src:url(assets/fonts/onest-cyr.woff2?v=c3f4223046) format("woff2");font-weight:400 700;font-display:swap;unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:"Onest";src:url(assets/fonts/onest-lat.woff2?v=cc61cbd632) format("woff2");font-weight:400 700;font-display:swap;unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD,U+20BD}

:root{
  --bg:#ECEAE4;          /* единственный фон — пыльный бетон */
  --card:#E2DFD7;        /* тот же бетон на тон глубже: подложка таблиц и полей, не второй фон секций */
  --ink:#1F2428;
  --ink-2:#50565B;
  --line:#CBC7BC;
  --accent:#B0541A;      /* действия: кнопки, ссылки, цены */
  --accent-d:#923F0C;
  --mark:#7A6F57;        /* навигация: номера шагов, галочки — не кликается */
  --dark:#1F2428;
  --gutter:clamp(16px,4vw,40px);
  --wrap:1240px;
  --sec:clamp(56px,8vw,104px);
  --head:72px;
  --f-head:"Geologica","Onest",system-ui,sans-serif;
  --f-body:"Onest",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--head) + 12px);-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:400 17px/1.6 var(--f-body);overflow-x:clip}
img{max-width:100%;height:auto;display:block}
picture{display:block}
a{color:var(--accent);text-underline-offset:3px}
a:hover{color:var(--accent-d)}
h1,h2,h3{font-family:var(--f-head);line-height:1.12;margin:0;letter-spacing:-.01em;overflow-wrap:break-word;hyphens:manual;text-wrap:balance}
h1{font-size:clamp(32px,5.2vw,62px);font-weight:700}
h2{font-size:clamp(26px,3.4vw,40px);font-weight:650;margin-bottom:24px}
h3{font-size:clamp(19px,2vw,23px);font-weight:600;margin:0 0 14px}
p{margin:0 0 14px}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 var(--gutter)}
.muted{color:var(--ink-2);font-size:.88em;font-weight:400}
.tbl .muted{white-space:nowrap}
.note{color:var(--ink-2);font-size:15px;margin-top:14px}
.lead{font-size:clamp(18px,2vw,21px);line-height:1.5}
.sec-lead{max-width:62ch;color:var(--ink-2);margin-bottom:28px}
.crumbs{font-size:14px;color:var(--ink-2);margin-bottom:14px}
.crumbs a{color:var(--ink-2)}

/* кнопки */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:12px 26px;border-radius:6px;background:var(--accent);color:#fff;font:600 17px/1.2 var(--f-body);text-decoration:none;border:2px solid var(--accent);cursor:pointer;text-align:center}
.btn:hover{background:var(--accent-d);border-color:var(--accent-d);color:#fff}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn-ghost:hover{background:var(--ink);border-color:var(--ink);color:#fff}
.btn-light{background:#F3F1EC;color:var(--ink);border-color:#F3F1EC}
.btn-light:hover{background:#fff;border-color:#fff;color:var(--ink)}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px}

/* шапка */
.top{position:sticky;top:0;z-index:50;background:var(--bg);border-bottom:1px solid var(--line);height:var(--head)}
.top-in{display:flex;align-items:center;justify-content:space-between;gap:24px;height:100%}
.brand{display:flex;flex-direction:column;text-decoration:none;color:var(--ink);line-height:1.1;min-width:0}
.brand-name{font:700 22px/1.1 var(--f-head);letter-spacing:-.01em}
.brand-sub{font-size:12px;color:var(--ink-2);margin-top:3px}
.nav ul{list-style:none;margin:0;padding:0;display:flex;gap:6px;align-items:center}
.nav a{display:block;padding:10px 14px;color:var(--ink);text-decoration:none;font-weight:500;font-size:16px;border-radius:6px}
.nav a:hover,.nav a[aria-current]{background:var(--card)}
.has-dd{position:relative}
.dd{display:none!important;position:absolute;left:0;top:100%;min-width:260px;background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:8px;box-shadow:0 12px 32px rgba(31,36,40,.14);flex-direction:column;align-items:stretch;gap:0}
.has-dd:hover .dd,.has-dd:focus-within .dd{display:flex!important}
.top-act{display:flex;align-items:center;gap:14px}
.top-phone{font:700 18px/1 var(--f-head);color:var(--ink);text-decoration:none;white-space:nowrap}
.burger{display:none;width:48px;height:48px;border:0;background:transparent;padding:0;cursor:pointer;position:relative}
.burger span{position:absolute;left:12px;right:12px;height:2px;background:var(--ink);transition:transform .2s,opacity .2s}
.burger span:nth-child(1){top:16px}.burger span:nth-child(2){top:23px}.burger span:nth-child(3){top:30px}
.burger[aria-expanded=true] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded=true] span:nth-child(2){opacity:0}
.burger[aria-expanded=true] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* первый экран */
.hero{position:relative;color:#fff;min-height:560px;height:calc(100svh - var(--head));max-height:820px;display:flex;align-items:center;overflow:hidden;background:var(--dark)}
.hero-ph{position:absolute;inset:0}
.hero-ph img{width:100%;height:100%;object-fit:cover;object-position:72% center}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(24,28,31,.9) 0%,rgba(24,28,31,.78) 34%,rgba(24,28,31,.15) 70%,rgba(24,28,31,0) 100%)}
.hero-in{position:relative;z-index:2}
.hero-text{max-width:660px}
.hero h1{margin-bottom:22px}
.hero .lead{color:#E9E7E1;max-width:52ch;margin-bottom:30px}
.hero-act{display:flex;flex-wrap:wrap;gap:12px}
.hero-note{margin:16px 0 0;color:#D6D3CB;font-size:15px}
@media (prefers-reduced-motion:no-preference){.hero-text{animation:rise .7s ease both}}
@keyframes rise{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}

/* секции */
.sec{padding:var(--sec) 0}
.sec+.sec{border-top:1px solid var(--line)}
.two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(24px,4vw,56px);margin-bottom:clamp(24px,4vw,48px)}
.two:last-child{margin-bottom:0}
.two-ph{align-items:center}
.ph-wide img{width:100%;aspect-ratio:3/2;object-fit:cover;border-radius:8px}

/* карточки услуг */
.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.card{display:flex;flex-direction:column;background:var(--card);border-radius:10px;overflow:hidden;text-decoration:none;color:var(--ink);border:1px solid var(--line);transition:border-color .15s}
.card:hover{border-color:var(--ink);color:var(--ink)}
.card-ph img{width:100%;aspect-ratio:3/2;object-fit:cover}
.card-b{display:flex;flex-direction:column;gap:8px;padding:20px 22px 24px;flex:1}
.card-t{font:650 22px/1.2 var(--f-head)}
.card-d{color:var(--ink-2);font-size:16px}
.card-p{margin-top:auto;padding-top:8px;font-weight:600;color:var(--accent)}

/* таблицы */
.tbl{overflow:hidden;border-radius:8px;border:1px solid var(--line);background:var(--card);margin-bottom:6px}
.tbl table{width:100%;border-collapse:collapse}
.tbl th{font-weight:600;font-size:14px;text-align:left;color:var(--ink-2);padding:12px 18px;border-bottom:1px solid var(--line)}
.tbl td{padding:14px 18px;border-top:1px solid var(--line);vertical-align:top;font-size:16px}
.tbl tbody tr:first-child td{border-top:0}
.tbl td:last-child{white-space:nowrap;font-weight:600}
.tbl td:first-child{min-width:12ch}
h3+.tbl,h3+.tbl+.note{margin-top:0}
.tbl+h3{margin-top:36px}

/* калькулятор */
.modes{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-bottom:26px}
.mode{position:relative;display:block;cursor:pointer}
.mode input{position:absolute;opacity:0;inset:0;margin:0;cursor:pointer}
.mode span{display:block;padding:18px 20px;border:2px solid var(--line);border-radius:10px;background:var(--card);height:100%}
.mode b{display:block;font:650 19px/1.2 var(--f-head)}
.mode small{display:block;color:var(--ink-2);font-size:15px;margin-top:4px}
.mode input:checked+span{border-color:var(--ink);background:var(--ink);color:#fff}
.mode input:checked+span small{color:#CFCCC4}
.mode input:focus-visible+span{outline:3px solid var(--accent);outline-offset:3px}
.calc-grid{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:clamp(20px,3vw,40px);align-items:start}
.cf{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.cf>label:first-child{grid-column:1/-1}
label{display:grid;gap:6px;font-weight:500;font-size:15px}
input,select,textarea{font:400 17px/1.3 var(--f-body);color:var(--ink);background:var(--card);border:1.5px solid var(--line);border-radius:6px;padding:13px 14px;width:100%;min-height:50px}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--ink)}
textarea{resize:vertical;min-height:96px}
.calc-out{background:var(--ink);color:#fff;border-radius:12px;padding:clamp(22px,3vw,34px);display:grid;gap:14px}
.calc-label{margin:0;color:#CFCCC4;font-size:15px}
.calc-sum{margin:0;font:700 clamp(36px,5vw,56px)/1 var(--f-head);letter-spacing:-.02em}
.calc-lines{list-style:none;margin:0;padding:0;display:grid;gap:6px;font-size:16px;color:#E4E1DA}
.calc-lines li{display:flex;justify-content:space-between;gap:16px;border-top:1px solid rgba(255,255,255,.16);padding-top:6px}
.calc-note{margin:0;color:#CFCCC4;font-size:14px}
.calc-out .btn-ghost{color:#fff;border-color:#fff}
.calc-out .btn-ghost:hover{background:#fff;color:var(--ink)}

/* почему мы */
.why-in{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:clamp(24px,5vw,72px);align-items:center}
.why-ph img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:10px}
.ticks{list-style:none;margin:0 0 16px;padding:0;display:grid;gap:14px}
.ticks li{position:relative;padding-left:30px}
.ticks li::before{content:"";position:absolute;left:2px;top:.55em;width:14px;height:8px;border-left:3px solid var(--mark);border-bottom:3px solid var(--mark);transform:rotate(-45deg)}

/* шаги */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(20px,4vw,48px)}
.step-n{display:block;font:700 clamp(64px,8vw,96px)/1 var(--f-head);color:var(--mark);margin-bottom:8px}
.steps p{color:var(--ink-2)}

/* форма */
.form-wrap{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:clamp(24px,5vw,72px);align-items:start}
.form{display:grid;gap:16px;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:clamp(20px,3vw,34px)}
.form-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.form-note{font-size:13px;color:var(--ink-2);margin:0}
.form-msg{margin:0;font-weight:600}
.form-msg:empty{display:none}
.form-msg.err{color:#A12A12}

/* контакты */
.contact{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:clamp(24px,4vw,56px);align-items:start}
.dl{display:grid;grid-template-columns:auto 1fr;gap:14px 24px;margin:0}
.dl dt{color:var(--ink-2);font-size:15px;padding-top:2px}
.dl dd{margin:0;font-weight:500}
.dl a{text-decoration:none;font-weight:600}
.map{margin:0}
.map img{width:100%;aspect-ratio:5/3;object-fit:cover;border-radius:10px;border:1px solid var(--line)}
.map figcaption{font-size:12px;color:var(--ink-2);margin-top:6px}

/* страницы разделов */
.phero{padding:clamp(28px,4vw,56px) 0 clamp(32px,5vw,64px);border-bottom:1px solid var(--line)}
.phero-in{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:clamp(24px,4vw,56px);align-items:center}
.phero h1{font-size:clamp(30px,4.2vw,50px);margin-bottom:18px}
.phero-act{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.phero-photo img{width:100%;aspect-ratio:3/2;object-fit:cover;border-radius:10px}
.phead{padding:clamp(28px,4vw,56px) 0 8px}
.phead h1{font-size:clamp(30px,4.2vw,50px);margin-bottom:12px}
.mat{display:grid;grid-template-columns:minmax(0,260px) minmax(0,1fr);gap:clamp(20px,3vw,40px);align-items:center;margin-bottom:24px}
.mat:has(.mat-t:only-child){grid-template-columns:1fr}
.mat-ph img{width:100%;aspect-ratio:1/1;object-fit:cover;border-radius:10px}
.mat-t h2{margin-bottom:12px}
.mat-t p{margin:0;max-width:62ch;color:var(--ink-2)}
.links{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.links a{font-weight:500}
.toc{margin-bottom:40px}
.arts{display:grid;gap:44px;max-width:780px}
.art h2{font-size:clamp(24px,3vw,32px);margin-bottom:16px}
.art p{color:var(--ink-2)}

/* призыв */
.band{background:var(--ink);color:#fff;padding:clamp(40px,6vw,72px) 0}
.band-in{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px}
.band h2{margin:0;max-width:24ch;font-size:clamp(24px,3vw,36px)}
.band-act{display:flex;flex-wrap:wrap;gap:12px}
.band .btn-ghost{color:#fff;border-color:#fff}
.band .btn-ghost:hover{background:#fff;color:var(--ink)}

/* подвал */
.foot{background:var(--dark);color:#D9D6CE;padding:clamp(40px,6vw,72px) 0;font-size:15px}
.foot-in{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px}
.foot h3{font-size:15px;font-weight:600;color:#fff;margin-bottom:12px}
.foot ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.foot a{color:#D9D6CE;text-decoration:none}
.foot a:hover{color:#fff;text-decoration:underline}
.foot .brand-name{color:#fff;margin-bottom:10px}
.foot p{color:#B9B6AE}

/* адаптив */
@media (max-width:1100px){
  .nav a{padding:10px 10px;font-size:15px}
  .top-phone{font-size:16px}
}
@media (max-width:900px){
  :root{--head:64px}
  .burger{display:block}
  .nav{display:none;position:fixed;left:0;right:0;top:var(--head);bottom:0;background:var(--bg);padding:12px var(--gutter) 40px;overflow-y:auto}
  .nav.open{display:block}
  .nav ul{flex-direction:column;align-items:stretch;gap:0}
  .nav a{padding:16px 4px;font-size:19px;border-bottom:1px solid var(--line);border-radius:0}
  .nav a:hover,.nav a[aria-current]{background:transparent;color:var(--accent)}
  .dd{display:block!important;position:static;border:0;box-shadow:none;padding:0 0 0 14px;background:transparent}
  .has-dd:hover .dd{display:block!important}
  .dd a{font-size:17px;padding:13px 4px}
  .dd-toggle{font-weight:700}
  .cards{grid-template-columns:repeat(2,minmax(0,1fr))}
  .two,.why-in,.form-wrap,.contact,.calc-grid,.phero-in{grid-template-columns:minmax(0,1fr)}
  .phero-photo{order:-1}
  .steps{grid-template-columns:minmax(0,1fr)}
  .steps li{display:grid;grid-template-columns:auto 1fr;column-gap:20px;align-items:start}
  .steps .step-n{grid-row:1/3;font-size:64px;margin:0}
  .modes{grid-template-columns:minmax(0,1fr)}
  .cf{grid-template-columns:minmax(0,1fr)}
  .foot-in{grid-template-columns:repeat(2,minmax(0,1fr))}
  .hero::after{background:linear-gradient(180deg,rgba(24,28,31,.55) 0%,rgba(24,28,31,.86) 100%)}
  .hero{align-items:flex-end;padding-bottom:36px;height:auto;min-height:calc(100svh - var(--head))}
  .hero-ph img{object-position:68% center}
}
@media (max-width:640px){
  body{font-size:16px}
  .top-phone{display:none}
  .brand-name{font-size:20px}
  .cards{grid-template-columns:minmax(0,1fr)}
  .form-row{grid-template-columns:minmax(0,1fr)}
  .mat{grid-template-columns:minmax(0,1fr)}
  .mat-ph img{aspect-ratio:3/2}
  .foot-in{grid-template-columns:minmax(0,1fr)}
  .btn{width:100%}
  .hero-act .btn,.phero-act .btn,.band-act .btn{width:100%}
  .dl{grid-template-columns:minmax(0,1fr);gap:4px}
  .dl dt{margin-top:12px}
  /* таблицы на телефоне — столбиком */
  .tbl table,.tbl tbody{display:block;width:100%}
  .tbl .muted{white-space:normal}
  .tbl thead{display:none}
  .tbl tr{display:block;padding:14px 16px;border-top:1px solid var(--line)}
  .tbl tbody tr:first-child{border-top:0}
  .tbl td{display:block;padding:2px 0;border:0;white-space:normal}
  .tbl td:last-child{white-space:normal;color:var(--accent);margin-top:4px}
  .tbl td[data-l]:not(:first-child):not(:last-child)::before{content:attr(data-l) ": ";color:var(--ink-2);font-size:14px;font-weight:400}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}