/* «МЕГА ХИМ ОИЛ» — оформление. Тон задаёт их логотип: синий #0A5797 + оранжевый #F96C0C, шрифт Montserrat.
   Фишка: светлая тема — завод днём, тёмная — ночью, в огнях (см. .hero-foto). Фон разделов — решётка
   шестиугольников из знака (.soty). Номера, ГОСТы и фасовка — JetBrains Mono, как в паспорте качества. */

:root {
  --siniy: #0A5797;
  --siniy-svet: #E2ECF7;
  --oranzh: #F96C0C;
  --oranzh-temn: #E25A00;
  --oranzh-svet: #FFEFE3;
  --fon: #F2F5F9;
  --fon-2: #E7EDF4;
  --karta: #FFFFFF;
  --karta-2: #F6F8FB;
  --tekst: #0E1B2B;
  --tekst-2: #45556A;
  --tekst-3: #67778B;
  --liniya: #D5DEE8;
  --akcent-tekst: #0A5797;
  --na-oranzh: #0B1A2E;
  --logo-tekst: #0A5797;
  --znak-s: #0A5797;
  --znak-o: #F96C0C;
  --znak-f: #F2F5F9;
  --shapka-fon: rgba(242, 245, 249, .88);
  --podval-fon: #0A2440;
  --ten-1: 0 1px 2px rgba(14, 27, 43, .05), 0 6px 18px rgba(14, 27, 43, .06);
  --ten-2: 0 2px 6px rgba(14, 27, 43, .07), 0 22px 48px rgba(14, 27, 43, .13);
  --fokus: 0 0 0 4px rgba(10, 87, 151, .16);
  --soty: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 45.033 78'%3E%3Cpath d='M22.52 0L45.03 13V39L22.52 52L0 39V13ZM22.52 52V78' fill='none' stroke='%230A5797' stroke-opacity='.11' stroke-width='1'/%3E%3Ccircle cx='22.52' cy='52' r='2.1' fill='%23F96C0C' fill-opacity='.3'/%3E%3C/svg%3E");
  --shrift: "Montserrat", system-ui, -apple-system, "Segoe UI", Arial, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --shapka-v: 76px;
  color-scheme: light;
}

[data-tema="dark"] {
  --siniy: #6FAEEB;
  --siniy-svet: #10284A;
  --oranzh: #FF7A1F;
  --oranzh-temn: #FF9345;
  --oranzh-svet: #2B1B10;
  --fon: #07111E;
  --fon-2: #0A1727;
  --karta: #0E1D30;
  --karta-2: #0B192A;
  --tekst: #E8EEF6;
  --tekst-2: #A8B9CC;
  --tekst-3: #8195AC;
  --liniya: #1D3250;
  --akcent-tekst: #86BDF1;
  --na-oranzh: #07111E;
  --logo-tekst: #EAF2FB;
  --znak-s: #6FAEEB;
  --znak-o: #FF7A1F;
  --znak-f: #07111E;
  --shapka-fon: rgba(7, 17, 30, .84);
  --podval-fon: #040B15;
  --ten-1: 0 1px 2px rgba(0, 0, 0, .35), 0 6px 18px rgba(0, 0, 0, .22);
  --ten-2: 0 2px 6px rgba(0, 0, 0, .4), 0 22px 48px rgba(0, 0, 0, .45);
  --fokus: 0 0 0 4px rgba(111, 174, 235, .2);
  --soty: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 45.033 78'%3E%3Cpath d='M22.52 0L45.03 13V39L22.52 52L0 39V13ZM22.52 52V78' fill='none' stroke='%236FAEEB' stroke-opacity='.085' stroke-width='1'/%3E%3Ccircle cx='22.52' cy='52' r='2.1' fill='%23FF7A1F' fill-opacity='.32'/%3E%3C/svg%3E");
  color-scheme: dark;
}

/* ---------- основа ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--shapka-v) + 24px); overflow-anchor: none; }
html.zamok { overflow: hidden; }
body {
  margin: 0; background: var(--fon); color: var(--tekst);
  font: 400 16px/1.6 var(--shrift); font-variant-numeric: lining-nums;
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  transition: background-color .6s ease, color .6s ease;
}
@supports (overflow: clip) { body { overflow-x: clip; } }
img, svg { display: block; max-width: 100%; }
figure { margin: 0; }
a { color: inherit; }
button, input, select, textarea { font: inherit; color: inherit; }
h1, h2, h3 { margin: 0; font-weight: 800; line-height: 1.08; letter-spacing: -.02em; }
p { margin: 0; }
.sprayt { position: absolute; width: 0; height: 0; overflow: hidden; }
.obertka { width: min(1200px, 100% - 64px); margin-inline: auto; }
.propusk { position: absolute; left: 12px; top: -80px; z-index: 100; padding: 10px 16px; border-radius: 10px; background: var(--oranzh); color: var(--na-oranzh); font-weight: 700; text-decoration: none; }
.propusk:focus { top: 12px; }
:focus-visible { outline: 3px solid var(--oranzh); outline-offset: 3px; }
[hidden] { display: none !important; }

/* ---------- плашка «демо» — в потоке, уезжает со страницей, шапка липнет одна ---------- */
.demo {
  position: relative; display: flex; align-items: center; justify-content: center; gap: 12px;
  padding: 8px 52px 8px 16px; background: #0B1A2E; color: rgba(255, 255, 255, .88); font-size: 13px; line-height: 1.4; text-align: center;
}
.demo-metka { flex-shrink: 0; padding: 5px 8px; border-radius: 6px; background: #F96C0C; color: #0B1A2E; font: 600 12px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; }
.demo-x { position: absolute; right: 10px; top: 50%; width: 30px; height: 30px; margin-top: -15px; border: 0; border-radius: 8px; background: rgba(255, 255, 255, .1); color: #fff; display: grid; place-items: center; cursor: pointer; }
.demo-x svg { width: 16px; height: 16px; }

/* ---------- кнопки ---------- */
.knopka {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px; height: 50px; padding: 0 24px;
  border: 0; border-radius: 12px; font-weight: 700; font-size: 15px; letter-spacing: .005em; line-height: 1.1;
  text-decoration: none; white-space: nowrap; cursor: pointer;
  transition: transform .18s ease, background-color .2s ease, border-color .2s ease, color .2s ease, box-shadow .2s ease;
}
.knopka svg { width: 18px; height: 18px; flex-shrink: 0; transition: transform .2s ease; }
.knopka:hover svg { transform: translateX(3px); }
.knopka--mal { height: 44px; padding: 0 18px; font-size: 14px; }
.knopka--bol { height: 58px; padding: 0 30px; font-size: 16px; border-radius: 14px; }
.knopka--akcent { background: var(--oranzh); color: var(--na-oranzh); box-shadow: 0 8px 22px -10px rgba(249, 108, 12, .8); }
.knopka--akcent:hover { background: var(--oranzh-temn); transform: translateY(-1px); }
.knopka--steklo { background: rgba(255, 255, 255, .1); color: #fff; border: 1.5px solid rgba(255, 255, 255, .42); -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); }
.knopka--steklo:hover { background: rgba(255, 255, 255, .2); }
.knopka--steklo:hover svg { transform: translateY(3px); }
.knopka--temn { background: #0B1A2E; color: #fff; }
.knopka--temn:hover { background: #163258; transform: translateY(-1px); }
.knopka--kontur { background: transparent; color: var(--tekst); border: 1.5px solid var(--liniya); }
.knopka--kontur:hover { border-color: var(--oranzh); background: var(--oranzh); color: var(--na-oranzh); }

/* ---------- шапка ---------- */
.shapka {
  position: sticky; top: 0; z-index: 50; background: var(--shapka-fon); border-bottom: 1px solid var(--liniya);
  -webkit-backdrop-filter: saturate(1.4) blur(14px); backdrop-filter: saturate(1.4) blur(14px);
  transition: background-color .6s ease, border-color .6s ease;
}
.shapka-in { height: var(--shapka-v); display: flex; align-items: center; gap: 24px; }
.logo { display: flex; align-items: center; gap: 12px; flex-shrink: 0; text-decoration: none; }
.logo-znak { width: 50px; height: 43px; }
.logo-imya { font-weight: 800; font-size: 21px; letter-spacing: .01em; line-height: 1; white-space: nowrap; color: var(--logo-tekst); transition: color .6s ease; }
.menu { display: flex; gap: 4px; margin-left: auto; }
.menu-v { position: relative; padding: 10px 14px; border-radius: 10px; color: var(--tekst-2); font-weight: 600; font-size: 15px; text-decoration: none; transition: color .2s, background-color .2s; }
.menu-v:hover { color: var(--tekst); background: var(--fon-2); }
.menu-v.on { color: var(--tekst); }
.menu-v.on::after { content: ""; position: absolute; left: 14px; right: 14px; bottom: 3px; height: 2.5px; border-radius: 2px; background: var(--oranzh); }
.shapka-pravo { display: flex; align-items: center; gap: 12px; }
.tema {
  position: relative; width: 44px; height: 44px; border-radius: 12px; border: 1px solid var(--liniya); background: var(--karta);
  color: var(--tekst); display: grid; place-items: center; cursor: pointer; transition: background-color .3s, border-color .3s, color .3s;
}
.tema:hover { border-color: var(--oranzh); color: var(--oranzh); }
.tema svg, .hero-noch svg { grid-area: 1 / 1; width: 20px; height: 20px; transition: opacity .45s ease, transform .6s cubic-bezier(.2, .8, .2, 1); }
[data-tema="light"] .tema-solnce, [data-tema="dark"] .tema-luna { opacity: 0; transform: rotate(-70deg) scale(.4); }
.burger { display: none; width: 44px; height: 44px; border-radius: 12px; border: 1px solid var(--liniya); background: var(--karta); cursor: pointer; padding: 0; place-items: center; align-content: center; gap: 4px; }
.burger span { display: block; width: 18px; height: 2px; border-radius: 2px; background: var(--tekst); transition: transform .25s, opacity .2s; }
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
.mob-menu { display: grid; gap: 4px; padding: 10px 16px 18px; border-top: 1px solid var(--liniya); background: var(--karta); }
.mob-menu-v { padding: 14px 6px; border-bottom: 1px solid var(--liniya); font-weight: 700; font-size: 17px; text-decoration: none; }
.mob-menu-v.on { color: var(--akcent-tekst); }
.mob-menu-tel { padding: 14px 6px 12px; font: 600 16px/1 var(--mono); text-decoration: none; color: var(--tekst-2); }
.mob-menu .knopka { width: 100%; margin-top: 6px; }

/* ---------- первый экран: день и ночь ---------- */
.hero {
  position: relative; isolation: isolate; overflow: hidden; color: #fff; background: #0B1A2E;
  min-height: min(860px, calc(100vh - var(--shapka-v)));
  display: flex; flex-direction: column; justify-content: flex-end;
}
@supports (height: 100svh) { .hero { min-height: min(860px, calc(100svh - var(--shapka-v))); } }
.hero-fon { position: absolute; inset: 0; z-index: -1; }
.hero-foto { position: absolute; inset: 0; }
.hero-foto img { width: 100%; height: 100%; object-fit: cover; object-position: 62% 60%; }
.hero-foto--noch { opacity: 0; transition: opacity 1.4s ease; }
.hero-foto--noch img { object-position: 64% 58%; }
[data-tema="dark"] .hero-foto--noch { opacity: 1; }
.hero-foto--den img { transform: scale(1.04); transition: transform 1.6s ease; }
[data-tema="dark"] .hero-foto--den img { transform: scale(1); }
.hero-ten {
  position: absolute; inset: 0; transition: opacity 1.2s ease;
  background:
    linear-gradient(90deg, rgba(5, 16, 31, .9) 0%, rgba(5, 16, 31, .74) 30%, rgba(5, 16, 31, .28) 58%, rgba(5, 16, 31, 0) 78%),
    linear-gradient(0deg, rgba(5, 16, 31, .82) 0%, rgba(5, 16, 31, 0) 36%),
    linear-gradient(180deg, rgba(5, 16, 31, .35) 0%, rgba(5, 16, 31, 0) 22%);
}
.hero-in { padding-block: 104px 44px; }
.hero-metka {
  display: inline-flex; align-items: center; gap: 9px; max-width: 100%; padding: 7px 15px 7px 12px; border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, .26); background: rgba(5, 16, 31, .36); -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  font: 500 12px/1.35 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: rgba(255, 255, 255, .86);
}
.hero-metka svg { flex-shrink: 0; width: 16px; height: 16px; color: #FF8A3D; }
.hero-zag { margin-top: 26px; max-width: 15em; font-size: clamp(34px, 5.1vw, 68px); line-height: 1.03; letter-spacing: -.028em; text-wrap: balance; }
.hero-zag .hvost { color: #FF8A3D; }
.hero-tekst { margin-top: 24px; max-width: 37em; font-size: clamp(16px, 1.3vw, 19px); line-height: 1.62; font-weight: 500; color: rgba(255, 255, 255, .87); }
.hero-knopki { margin-top: 36px; display: flex; flex-wrap: wrap; gap: 14px; }
.hero-niz { display: flex; align-items: center; justify-content: space-between; gap: 18px 24px; flex-wrap: wrap; padding-block: 24px 30px; border-top: 1px solid rgba(255, 255, 255, .16); }
.hero-pozicii { display: flex; align-items: center; gap: 12px 18px; flex-wrap: wrap; }
.hero-pozicii-podpis { font: 500 12px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: rgba(255, 255, 255, .6); }
.hero-pozicii ul { display: flex; flex-wrap: wrap; gap: 8px; margin: 0; padding: 0; list-style: none; }
.hero-pozicii a {
  display: inline-flex; align-items: center; height: 36px; padding: 0 15px; border-radius: 999px; text-decoration: none;
  background: rgba(255, 255, 255, .09); border: 1px solid rgba(255, 255, 255, .22); color: #fff; font-weight: 600; font-size: 14px;
  transition: background-color .2s, border-color .2s, color .2s;
}
.hero-pozicii a:hover { background: #F96C0C; border-color: #F96C0C; color: #0B1A2E; }
.hero-noch {
  display: inline-grid; grid-template-columns: 20px auto; align-items: center; gap: 10px; height: 40px; padding: 0 16px 0 13px;
  border-radius: 999px; border: 1px solid rgba(255, 255, 255, .3); background: rgba(5, 16, 31, .45); color: #fff; cursor: pointer;
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); font: 600 13.5px/1 var(--shrift); transition: background-color .2s, border-color .2s;
}
.hero-noch:hover { border-color: #FF8A3D; background: rgba(5, 16, 31, .65); }
.hero-noch svg { color: #FFB27A; }
.hero-noch-t { grid-column: 2; }

/* ---------- разделы ---------- */
.razdel { position: relative; padding-block: clamp(72px, 9vw, 124px); transition: background-color .6s ease; }
.razdel > .obertka { position: relative; z-index: 1; }
.soty::before {
  content: ""; position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background-image: var(--soty); background-size: 52px 90px; background-position: center top;
  -webkit-mask-image: linear-gradient(180deg, transparent 0%, #000 22%, #000 78%, transparent 100%);
  mask-image: linear-gradient(180deg, transparent 0%, #000 22%, #000 78%, transparent 100%);
}
.metka { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; font: 500 12px/1 var(--mono); letter-spacing: .15em; text-transform: uppercase; color: var(--akcent-tekst); }
.metka span { display: inline-grid; place-items: center; min-width: 32px; height: 22px; padding: 0 7px; border-radius: 6px; background: var(--oranzh); color: var(--na-oranzh); font-weight: 600; letter-spacing: .04em; }
.razdel-shapka h2, .zayavka-tekst h2 { max-width: 17em; font-size: clamp(29px, 3.4vw, 46px); text-wrap: balance; }
.razdel-lid { margin-top: 16px; max-width: 38em; color: var(--tekst-2); font-size: 17px; line-height: 1.6; }
.razdel-shapka--ryad { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; }

/* почему выбирают */
.pochemu-setka { margin-top: 52px; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.dovod {
  position: relative; padding: 30px 28px 32px; border-radius: 18px; background: var(--karta); border: 1px solid var(--liniya);
  box-shadow: var(--ten-1); transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease, background-color .6s ease;
}
.dovod:hover { transform: translateY(-3px); box-shadow: var(--ten-2); border-color: transparent; }
.dovod::after { content: ""; position: absolute; left: 28px; right: 28px; bottom: 0; height: 3px; border-radius: 3px 3px 0 0; background: var(--oranzh); transform: scaleX(0); transform-origin: left; transition: transform .35s ease; }
.dovod:hover::after { transform: scaleX(1); }
.dovod-n { position: absolute; top: 28px; right: 28px; font: 500 13px/1 var(--mono); color: var(--tekst-3); letter-spacing: .06em; }
.dovod-znak { width: 58px; height: 58px; padding: 13px; border-radius: 15px; background: var(--siniy-svet); color: var(--siniy); transition: background-color .6s ease; }
.dovod h3 { margin-top: 24px; font-size: 20px; font-weight: 700; letter-spacing: -.012em; }
.dovod p { margin-top: 10px; color: var(--tekst-2); font-size: 15.5px; line-height: 1.6; }

/* продукция: лента паспортов, стрелки по бокам */
.produkciya { background: var(--fon-2); }
.lenta-schet { flex-shrink: 0; padding-bottom: 6px; font: 500 13px/1 var(--mono); letter-spacing: .06em; color: var(--tekst-3); white-space: nowrap; }
.lenta { position: relative; margin-top: 46px; }
.lenta-okno {
  overflow-x: auto; overflow-y: hidden; scroll-snap-type: x mandatory; overscroll-behavior-x: contain;
  scrollbar-width: none; -webkit-overflow-scrolling: touch; padding: 10px 4px 34px; margin: -10px -4px -34px;
  display: flex; gap: 20px;
}
.lenta-okno::-webkit-scrollbar { display: none; }
.lenta-okno:focus-visible { outline-offset: -3px; border-radius: 20px; }
.lenta-ryad { display: contents; }
.poz {
  flex: 0 0 calc((100% - 40px) / 3); min-width: 0; scroll-snap-align: start; scroll-margin-inline: 4px;
  display: flex; flex-direction: column; padding: 26px 26px 24px; border-radius: 20px; background: var(--karta);
  border: 1px solid var(--liniya); box-shadow: var(--ten-1);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease, background-color .6s ease;
}
.poz:hover { transform: translateY(-3px); box-shadow: var(--ten-2); border-color: transparent; }
.poz:target { border-color: var(--oranzh); }
.poz-verh { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; }
.poz-znak { width: 76px; height: 76px; border-radius: 20px; background: var(--oranzh-svet); color: var(--siniy); display: grid; place-items: center; transition: background-color .6s ease; }
.poz-znak svg { width: 48px; height: 48px; }
.poz-nomer { font: 500 13px/1 var(--mono); letter-spacing: .06em; color: var(--tekst-3); }
.poz-imya { margin-top: 24px; font-size: 27px; font-weight: 800; letter-spacing: -.022em; overflow-wrap: break-word; }
.poz-imya--dl { font-size: 23px; }
.poz-opis { margin-top: 10px; flex-grow: 1; color: var(--tekst-2); font-size: 15px; line-height: 1.6; }
.poz-har { margin: 22px 0 0; border-top: 1px dashed var(--liniya); }
.poz-har > div { display: grid; grid-template-columns: 84px minmax(0, 1fr); gap: 12px; align-items: center; padding: 12px 0; border-bottom: 1px dashed var(--liniya); }
.poz-har dt { font: 500 12px/1.3 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--tekst-3); }
.poz-har dd { margin: 0; min-width: 0; font: 500 14px/1.45 var(--mono); color: var(--tekst); overflow-wrap: anywhere; }
.poz-har .cena { color: var(--akcent-tekst); font-weight: 600; }
.fasovka { display: flex; flex-wrap: wrap; gap: 6px; }
.fas { display: inline-flex; align-items: center; gap: 6px; padding: 5px 9px 5px 7px; border-radius: 8px; background: var(--fon-2); font: 500 12.5px/1.2 var(--mono); color: var(--tekst); transition: background-color .6s ease; }
.fas svg { width: 17px; height: 17px; color: var(--siniy); flex-shrink: 0; }
.poz .knopka { margin-top: 22px; width: 100%; }
.lenta-str {
  position: absolute; top: 50%; z-index: 3; width: 52px; height: 52px; margin-top: -26px; border-radius: 50%;
  border: 1px solid var(--liniya); background: var(--karta); color: var(--tekst); display: grid; place-items: center; cursor: pointer;
  box-shadow: var(--ten-2); transition: background-color .2s, color .2s, border-color .2s, opacity .2s, box-shadow .2s;
}
.lenta-str svg { width: 22px; height: 22px; }
.lenta-str--l { left: -26px; }
.lenta-str--p { right: -26px; }
.lenta-str:hover:not(:disabled) { background: var(--oranzh); border-color: var(--oranzh); color: var(--na-oranzh); }
.lenta-str:disabled { opacity: .35; cursor: default; box-shadow: none; }

/* заявка */
.zayavka-setka { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(32px, 5vw, 76px); align-items: start; }
.svyaz-spisok { margin: 36px 0 0; padding: 0; list-style: none; display: grid; gap: 14px; }
.svyaz-spisok a, .svyaz-spisok .svyaz-v { display: flex; align-items: center; gap: 14px; text-decoration: none; }
.svyaz-ikon { flex-shrink: 0; width: 46px; height: 46px; border-radius: 13px; background: var(--karta); border: 1px solid var(--liniya); color: var(--siniy); display: grid; place-items: center; transition: border-color .2s, background-color .6s ease; }
.svyaz-ikon svg { width: 21px; height: 21px; }
.svyaz-spisok a:hover .svyaz-ikon { border-color: var(--oranzh); }
.svyaz-spisok small { display: block; margin-bottom: 3px; font: 500 12px/1.2 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--tekst-3); }
.svyaz-spisok b { display: block; font-weight: 700; font-size: 17px; line-height: 1.3; overflow-wrap: anywhere; }
.forma-karta { padding: clamp(22px, 3vw, 38px); border-radius: 22px; background: var(--karta); border: 1px solid var(--liniya); box-shadow: var(--ten-2); transition: background-color .6s ease; }

.forma { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 16px; }
.pole { display: flex; flex-direction: column; gap: 7px; min-width: 0; }
.pole--vsya { grid-column: 1 / -1; }
.pole-podpis { font-weight: 600; font-size: 13.5px; color: var(--tekst-2); }
.pole-podpis i { font-style: normal; color: var(--oranzh); }
.pole-podpis em { font-style: normal; font-weight: 500; color: var(--tekst-3); }
.pole input, .pole select, .pole textarea {
  width: 100%; height: 52px; padding: 0 16px; border: 1.5px solid var(--liniya); border-radius: 12px; background: var(--karta-2);
  color: var(--tekst); font: 500 16px/1.3 var(--shrift); transition: border-color .2s, box-shadow .2s, background-color .6s ease;
}
.pole textarea { height: auto; min-height: 116px; padding: 14px 16px; line-height: 1.5; resize: vertical; }
.pole select {
  -webkit-appearance: none; appearance: none; padding-right: 44px; cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M6 9l6 6 6-6' fill='none' stroke='%23F96C0C' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 14px center; background-size: 20px;
}
.pole input::placeholder, .pole textarea::placeholder { color: var(--tekst-3); opacity: .85; font-weight: 400; }
.pole input:focus, .pole select:focus, .pole textarea:focus { outline: none; border-color: var(--siniy); box-shadow: var(--fokus); background: var(--karta); }
.pole.oshibka input, .pole.oshibka textarea { border-color: #D8412F; }
.pole-oshibka { font-size: 12.5px; font-weight: 600; color: #D8412F; }
[data-tema="dark"] .pole-oshibka { color: #FF8B7A; }
[data-tema="dark"] .pole.oshibka input { border-color: #FF8B7A; }
.forma-soglasie { grid-column: 1 / -1; display: flex; align-items: flex-start; gap: 11px; font-size: 13.5px; line-height: 1.5; color: var(--tekst-2); cursor: pointer; }
.forma-soglasie input { flex-shrink: 0; width: 20px; height: 20px; margin: 1px 0 0; accent-color: var(--oranzh); cursor: pointer; }
.forma-soglasie a { color: var(--akcent-tekst); }
.forma-soglasie.oshibka { color: #D8412F; }
.forma-niz { grid-column: 1 / -1; display: flex; align-items: center; flex-wrap: wrap; gap: 14px 20px; margin-top: 4px; }
.forma-niz .knopka { min-width: 230px; }
.forma-niz small { flex: 1 1 200px; font-size: 13px; line-height: 1.5; color: var(--tekst-3); }
.forma-otvet { grid-column: 1 / -1; font-size: 14px; font-weight: 600; color: #D8412F; }
.forma-spasibo { display: grid; justify-items: start; gap: 14px; padding: 12px 0 6px; }
.forma-spasibo-znak { width: 60px; height: 60px; border-radius: 50%; background: var(--oranzh); color: var(--na-oranzh); display: grid; place-items: center; }
.forma-spasibo-znak svg { width: 28px; height: 28px; }
.forma-spasibo h3 { font-size: 24px; }
.forma-spasibo p { color: var(--tekst-2); max-width: 30em; }

/* расчёт стоимости — оранжевая полоса бренда */
.raschet { position: relative; overflow: hidden; background: #F96C0C; color: #0B1A2E; }
[data-tema="dark"] .raschet { background: #FF7A1F; }
.raschet-in { position: relative; z-index: 1; display: flex; align-items: center; justify-content: space-between; gap: 28px 40px; flex-wrap: wrap; padding-block: clamp(56px, 7vw, 92px); }
.raschet-tekst { position: relative; z-index: 1; }
.raschet h2 { font-size: clamp(29px, 3.6vw, 50px); color: #0B1A2E; }
.raschet p { margin-top: 14px; max-width: 30em; font-size: 18px; font-weight: 500; color: rgba(11, 26, 46, .84); }
.raschet .knopka { position: relative; z-index: 1; }
.raschet-znak {
  position: absolute; right: -40px; top: 50%; z-index: 0; width: 440px; height: 376px; transform: translateY(-50%) rotate(-10deg); opacity: .13;
  --znak-s: #0B1A2E; --znak-o: #0B1A2E; --znak-f: transparent; pointer-events: none;
}

/* подвал */
.podval { --znak-s: #8CC2F4; --znak-o: #FF7A1F; --znak-f: var(--podval-fon); background: var(--podval-fon); color: rgba(255, 255, 255, .74); transition: background-color .6s ease; }
.podval-in { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, .8fr) minmax(0, 1.2fr); gap: 36px; padding-block: 60px 40px; }
.logo--podval .logo-imya { color: #fff; }
.podval-rekv { margin-top: 18px; max-width: 32em; font: 500 12.5px/1.7 var(--mono); color: rgba(255, 255, 255, .56); }
.podval-menu { display: flex; flex-direction: column; align-items: flex-start; gap: 12px; }
.podval-menu a { color: #fff; font-weight: 600; text-decoration: none; }
.podval-menu a:hover, .podval-svyaz a:hover { color: #FF9A55; }
.podval-svyaz { margin: 0; padding: 0; list-style: none; display: grid; gap: 14px; }
.podval-svyaz a, .podval-svyaz span { display: flex; align-items: flex-start; gap: 10px; color: #fff; font-weight: 600; text-decoration: none; overflow-wrap: anywhere; }
.podval-svyaz svg { flex-shrink: 0; width: 19px; height: 19px; margin-top: 2px; color: #FF9A55; }
.podval-svyaz .tiho { color: rgba(255, 255, 255, .7); font-weight: 500; font-size: 14.5px; }
.podval-niz { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px 24px; padding-block: 20px 28px; border-top: 1px solid rgba(255, 255, 255, .1); font-size: 13px; color: rgba(255, 255, 255, .52); }
.podval-niz a { color: rgba(255, 255, 255, .72); }
.podval-ssylki { display: flex; flex-wrap: wrap; gap: 6px 20px; }

/* окно заявки */
.okno { width: min(660px, calc(100% - 32px)); max-width: none; max-height: calc(100% - 32px); padding: 0; border: 0; background: transparent; color: var(--tekst); overflow: visible; }
.okno::backdrop { background: rgba(3, 10, 20, .64); -webkit-backdrop-filter: blur(5px); backdrop-filter: blur(5px); }
.okno[open] { animation: okno .3s cubic-bezier(.2, .8, .2, 1); }
@keyframes okno { from { opacity: 0; transform: translateY(16px) scale(.985); } }
.okno-in { position: relative; max-height: calc(100vh - 32px); overflow: auto; padding: clamp(24px, 4vw, 42px); border-radius: 24px; background: var(--karta); border: 1px solid var(--liniya); box-shadow: 0 30px 90px rgba(0, 0, 0, .38); }
.okno-x { position: absolute; top: 16px; right: 16px; width: 42px; height: 42px; border-radius: 12px; border: 1px solid var(--liniya); background: var(--karta-2); color: var(--tekst); display: grid; place-items: center; cursor: pointer; }
.okno-x:hover { border-color: var(--oranzh); color: var(--oranzh); }
.okno-x svg { width: 20px; height: 20px; }
.okno-zag { padding-right: 48px; font-size: clamp(26px, 3vw, 34px); }
.okno-lid { margin-top: 10px; color: var(--tekst-2); }
#oknoMesto { margin-top: 24px; }

/* ---------- страница «Контакты» ---------- */
.stranica { position: relative; }
.stranica > .obertka { position: relative; z-index: 1; }
.kontakty-kolonka { display: grid; gap: 14px; }
.forma-zag { margin-bottom: 22px; font-size: clamp(22px, 2.4vw, 28px); letter-spacing: -.015em; }
.stranica-shapka { padding-block: clamp(56px, 7vw, 96px) 0; }
.stranica-shapka h1 { font-size: clamp(34px, 4.6vw, 60px); letter-spacing: -.028em; }
.kontakty-setka { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(28px, 4vw, 60px); align-items: start; padding-block: 48px clamp(72px, 9vw, 120px); }
.kart-kontakty { display: grid; gap: 14px; }
.kontakt {
  display: grid; grid-template-columns: 52px minmax(0, 1fr); gap: 16px; align-items: center; padding: 20px 22px; border-radius: 18px;
  background: var(--karta); border: 1px solid var(--liniya); box-shadow: var(--ten-1); text-decoration: none;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease, background-color .6s ease;
}
a.kontakt:hover { transform: translateY(-2px); box-shadow: var(--ten-2); border-color: var(--oranzh); }
.kontakt-ikon { width: 52px; height: 52px; border-radius: 15px; background: var(--siniy-svet); color: var(--siniy); display: grid; place-items: center; transition: background-color .6s ease; }
.kontakt-ikon svg { width: 24px; height: 24px; }
.kontakt small { display: block; margin-bottom: 4px; font: 500 12px/1.2 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--tekst-3); }
.kontakt b { display: block; font-weight: 700; font-size: 18px; line-height: 1.35; overflow-wrap: anywhere; }
.kontakt b.dlinno { font-size: 15.5px; font-weight: 600; }
.rekv { margin-top: 6px; padding: 22px 22px 20px; border-radius: 18px; border: 1px dashed var(--liniya); transition: border-color .6s ease; }
.rekv-shapka { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.rekv-shapka h2 { font-size: 17px; font-weight: 700; letter-spacing: -.01em; }
.rekv-kop { display: inline-flex; align-items: center; gap: 7px; height: 34px; padding: 0 12px; border-radius: 9px; border: 1px solid var(--liniya); background: var(--karta); color: var(--tekst-2); font-weight: 600; font-size: 13px; cursor: pointer; }
.rekv-kop:hover { border-color: var(--oranzh); color: var(--tekst); }
.rekv-kop svg { width: 16px; height: 16px; }
.rekv dl { margin: 0; display: grid; gap: 7px; }
.rekv dl > div { display: grid; grid-template-columns: 64px minmax(0, 1fr); gap: 12px; }
.rekv dt { font: 500 12px/1.6 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--tekst-3); }
.rekv dd { margin: 0; font: 500 13.5px/1.55 var(--mono); color: var(--tekst); overflow-wrap: anywhere; }
.rekv-polnoe { margin-bottom: 12px; font-weight: 600; font-size: 14.5px; line-height: 1.45; color: var(--tekst); }

/* ---------- экраны поуже ---------- */
@media (max-width: 1290px) {
  .lenta-str--l { left: -14px; }
  .lenta-str--p { right: -14px; }
}
@media (max-width: 1080px) {
  .poz { flex-basis: calc((100% - 20px) / 2); }
  .podval-in { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .podval-kto { grid-column: 1 / -1; }
}
@media (max-width: 900px) {
  .menu, .shapka-knopka { display: none; }
  .burger { display: grid; }
  .shapka-pravo { margin-left: auto; }
  .pochemu-setka { grid-template-columns: minmax(0, 1fr); gap: 14px; margin-top: 36px; }
  .dovod { display: grid; grid-template-columns: 58px minmax(0, 1fr); column-gap: 18px; padding: 24px 22px; }
  .dovod-znak { grid-row: 1 / 3; }
  .dovod h3 { margin-top: 2px; padding-right: 30px; }
  .dovod-n { top: 24px; right: 22px; }
  .zayavka-setka, .kontakty-setka { grid-template-columns: minmax(0, 1fr); }
  .hero-in { padding-top: 72px; }
}
@media (max-width: 700px) {
  :root { --shapka-v: 66px; }
  .obertka { width: calc(100% - 32px); }
  .logo-znak { width: 42px; height: 36px; }
  .logo-imya { font-size: 17px; }
  .shapka-pravo { gap: 8px; }
  .hero { min-height: calc(100vh - var(--shapka-v)); }
  @supports (height: 100svh) { .hero { min-height: calc(100svh - var(--shapka-v)); } }
  .hero-foto img, .hero-foto--noch img { object-position: 50% 50%; }
  .hero-ten {
    background:
      linear-gradient(180deg, rgba(5, 16, 31, .55) 0%, rgba(5, 16, 31, .78) 45%, rgba(5, 16, 31, .9) 100%);
  }
  .hero-in { padding-block: 44px 28px; }
  .hero-metka { align-items: flex-start; padding: 9px 14px 9px 12px; border-radius: 14px; font-size: 12px; line-height: 1.5; letter-spacing: .04em; }
  .hero-zag { margin-top: 20px; font-size: clamp(32px, 9vw, 40px); }
  .hero-tekst { margin-top: 18px; font-size: 16px; }
  .hero-knopki { margin-top: 28px; flex-direction: column; align-items: stretch; }
  .hero-knopki .knopka { width: 100%; }
  .hero-niz { padding-block: 18px 22px; }
  .hero-pozicii-podpis { width: 100%; }
  .razdel-shapka--ryad { flex-direction: column; align-items: flex-start; gap: 18px; }
  .lenta { margin-top: 30px; padding-top: 64px; }
  .lenta-okno { padding-top: 10px; }
  .poz { flex-basis: 86%; padding: 22px 20px 20px; }
  .poz-imya { font-size: 24px; }
  .poz-imya--dl { font-size: 20px; }
  .lenta-str { top: 0; margin-top: 0; width: 46px; height: 46px; box-shadow: var(--ten-1); }
  .lenta-str--l { left: auto; right: 56px; }
  .lenta-str--p { right: 0; }
  .lenta-schet { order: 3; }
  .forma { grid-template-columns: minmax(0, 1fr); }
  .forma-niz .knopka { width: 100%; }
  .raschet-in { flex-direction: column; align-items: stretch; }
  .raschet .knopka { width: 100%; }
  .raschet-znak { width: 300px; height: 256px; right: -90px; top: 24%; }
  .podval-in { grid-template-columns: minmax(0, 1fr); gap: 28px; padding-block: 44px 28px; }
  .okno { width: 100%; max-height: 100%; margin: auto 0 0; }
  .okno-in { max-height: 92vh; border-radius: 22px 22px 0 0; padding: 26px 18px calc(22px + env(safe-area-inset-bottom)); }
  .demo { font-size: 12px; padding-left: 12px; justify-content: flex-start; text-align: left; }
}
@media (max-width: 380px) {
  .logo-imya { font-size: 15.5px; }
  .logo { gap: 9px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}