:root {
  --ink: #172033;
  --muted: #5c6b7c;
  --navy: #07111f;
  --navy-2: #10233d;
  --blue: #164e96;
  --line: #e3e8ef;
  --paper: #f3f5f8;
  --white: #fff;
  --orange: #f24b16;
  --orange-deep: #c7370c;
  --heat: #ff7a1a;
  --max: 1180px;
  --shadow: 0 16px 40px rgba(7, 17, 31, .12);
  --font: "Source Sans 3", "Segoe UI", sans-serif;
  --head: "Barlow Condensed", "Arial Narrow", sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: var(--font);
  font-size: 17.5px;
  line-height: 1.6;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue); text-decoration: none; }
a:hover { color: var(--orange-deep); }
h1, h2, h3, h4 { font-family: var(--head); line-height: 1.05; letter-spacing: .01em; font-weight: 700; margin: 0 0 .4em; }
h1 { font-size: clamp(38px, 5vw, 62px); text-transform: uppercase; }
h2 { font-size: clamp(28px, 3vw, 40px); text-transform: uppercase; }
h3 { font-size: 26px; text-transform: uppercase; }
p { margin: 0 0 1em; }
.wrap { width: min(var(--max), calc(100% - 32px)); margin: 0 auto; }
.skip {
  position: absolute; left: -999px; top: 8px; background: #fff; padding: 8px 12px; z-index: 100;
}
.skip:focus { left: 8px; }

.topbar {
  background: #05080d;
  color: #d5dde8;
  font-size: 14px;
}
.topbar .wrap { display: flex; justify-content: space-between; gap: 16px; align-items: center; min-height: 38px; }
.topbar a { color: #fff; }
.topbar .contacts { display: flex; flex-wrap: wrap; gap: 8px 16px; }
.lang { position: relative; }
.lang > button {
  background: transparent; color: #fff; border: 1px solid #3d516c; border-radius: 4px;
  padding: 4px 10px; font: 600 13px var(--font); cursor: pointer;
}
.lang ul {
  display: none; position: absolute; right: 0; top: calc(100% + 6px); background: #fff;
  list-style: none; margin: 0; padding: 8px 0; min-width: 210px; z-index: 70;
  box-shadow: var(--shadow); columns: 2; border-radius: 6px;
}
.lang:hover ul, .lang:focus-within ul, .lang.open ul { display: block; }
.lang a { display: block; padding: 6px 14px; color: var(--ink); white-space: nowrap; }
.lang a:hover, .lang a[aria-current="true"] { background: #fff1eb; color: var(--orange-deep); }

header {
  position: sticky; top: 0; z-index: 40;
  background: #070b10;
  border-bottom: 3px solid var(--orange);
}
header .wrap { display: flex; align-items: center; gap: 18px; min-height: 84px; }
.logo { display: flex; align-items: center; flex: 0 0 auto; }
.logo img { height: 58px; width: auto; }
nav { margin-left: auto; }
nav ul { display: flex; gap: 4px; list-style: none; margin: 0; padding: 0; align-items: center; }
nav > ul > li > a {
  display: block; color: #fff; font-family: var(--head); font-size: 18px; letter-spacing: .04em;
  padding: 10px 10px; text-transform: uppercase;
}
nav > ul > li > a:hover, nav > ul > li > a[aria-current="page"] { color: var(--heat); }
.has-sub { position: relative; }
.sub {
  display: none; position: absolute; top: 100%; left: 0; background: #fff;
  min-width: 620px; max-height: 70vh; overflow: auto; padding: 10px;
  box-shadow: var(--shadow); border-radius: 0 0 8px 8px; z-index: 50;
  grid-template-columns: 1fr 1fr;
}
.has-sub:hover > .sub, .has-sub:focus-within > .sub, .has-sub.open > .sub { display: grid; }
.sub a {
  display: block; padding: 7px 10px; color: var(--ink); font-size: 14.5px; border-radius: 4px;
}
.sub a:hover { background: #fff1eb; color: var(--orange-deep); }
.nav-toggle {
  display: none; margin-left: auto; width: 44px; height: 44px; border: 1px solid #31445f;
  background: transparent; border-radius: 6px; padding: 10px;
}
.nav-toggle span { display: block; height: 2px; background: #fff; margin: 5px 0; }

.hero {
  background:
    linear-gradient(100deg, rgba(5, 10, 18, .92) 0%, rgba(5, 10, 18, .78) 48%, rgba(5, 10, 18, .45) 100%),
    url("/images/melting-furnace.jpg") center/cover no-repeat;
  color: #fff;
  padding: 72px 0 64px;
}
.hero .kicker {
  color: var(--heat); font-family: var(--head); letter-spacing: .14em; text-transform: uppercase;
  font-size: 18px; margin-bottom: 8px;
}
.hero p.lead { font-size: 19px; max-width: 720px; color: #e7edf5; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 22px; }
.btn, button.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  background: var(--orange); color: #fff; border: 0; border-radius: 4px;
  padding: 13px 18px; font-family: var(--head); font-size: 20px; letter-spacing: .04em;
  text-transform: uppercase; cursor: pointer;
}
.btn:hover, button.btn:hover { background: var(--orange-deep); color: #fff; }
.btn.ghost { background: transparent; color: #fff; box-shadow: inset 0 0 0 2px #fff; }
.btn.ghost:hover { background: #fff; color: var(--navy); }
.btn.wa-btn { background: #1da851; }
.btn.wa-btn:hover { background: #178a43; color: #fff; }
.btn.small { font-size: 17px; padding: 9px 14px; }

.band { padding: 64px 0; }
.band.alt { background: var(--paper); }
.band.dark { background: var(--navy); color: #e8eef6; }
.band.dark h2, .band.dark h3 { color: #fff; }
.section-head { max-width: 760px; margin-bottom: 26px; }
.section-head p { color: var(--muted); }
.band.dark .section-head p { color: #c5d2e4; }
.grid-3, .grid-2, .grid-4 { display: grid; gap: 18px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.card, .product-card, .app-card {
  background: #fff; border: 1px solid var(--line); border-radius: 8px; overflow: hidden;
  box-shadow: 0 1px 0 rgba(16, 35, 61, .04);
}
.card .pad, .product-card .pad, .app-card .pad { padding: 16px 16px 18px; }
.product-card h3, .app-card h3 { font-size: 24px; }
.product-card img, .app-card img, .shot img { width: 100%; aspect-ratio: 16/10; object-fit: cover; background: #111; }
.muted { color: var(--muted); }
.kicker { color: var(--orange); font-family: var(--head); letter-spacing: .12em; text-transform: uppercase; margin-bottom: 6px; }
.page-hero { background: linear-gradient(90deg, #07111f, #16365f); color: #fff; padding: 42px 0 34px; }
.page-hero p { max-width: 780px; color: #d7e2f0; }
.crumbs { font-size: 14px; margin-bottom: 8px; color: #b7c6da; }
.crumbs a { color: #fff; }

.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 8px; background: #fff; }
table { width: 100%; border-collapse: collapse; font-size: 15px; }
th, td { padding: 9px 10px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
th { background: var(--navy); color: #fff; font-family: var(--head); font-size: 16px; letter-spacing: .03em; font-weight: 600; }
tr:nth-child(even) td { background: #f7f9fb; }
.note { font-size: 14.5px; color: var(--muted); }

.faq details { background: #fff; border: 1px solid var(--line); border-radius: 8px; padding: 12px 16px; margin-bottom: 10px; }
.faq summary { cursor: pointer; font-weight: 700; }
.faq details p { margin: 10px 0 4px; }

.form {
  display: grid; grid-template-columns: 1fr 1fr; gap: 14px 16px;
  background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 20px;
  box-shadow: var(--shadow);
}
.form .full { grid-column: 1 / -1; }
.form label { display: block; font-size: 13px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; margin-bottom: 6px; }
.form input, .form select, .form textarea {
  width: 100%; border: 1px solid #cfd7e2; border-radius: 4px; padding: 11px 12px;
  font: 16px var(--font); color: var(--ink); background: #fff;
}
.form textarea { min-height: 120px; resize: vertical; }
.form input:focus, .form select:focus, .form textarea:focus { outline: 2px solid rgba(242, 75, 22, .35); border-color: var(--orange); }
.thanks {
  grid-column: 1 / -1; background: #e9f8ee; color: #0e6b32; border: 1px solid #b7e6c6;
  padding: 14px 16px; border-radius: 6px; font-weight: 800; letter-spacing: .04em;
}
.hp { position: absolute; left: -9999px; }

.shot { margin: 18px 0; }
.shot figcaption { font-size: 14px; color: var(--muted); padding-top: 6px; }
.gallery { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.gallery figure { margin: 0; background: #fff; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.gallery img { width: 100%; }
.gallery figcaption { padding: 8px 10px 12px; font-size: 14px; }
.video-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.video-grid video { width: 100%; background: #000; border-radius: 8px; aspect-ratio: 16/9; }
.video-grid h3 { margin-top: 8px; font-size: 22px; }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.stat { background: #12263f; color: #fff; padding: 16px; border-radius: 8px; border-top: 3px solid var(--orange); }
.stat b { display: block; font-family: var(--head); font-size: 34px; line-height: 1; }
ul.clean { margin: 0 0 1em; padding-left: 18px; }
ul.clean li { margin: 4px 0; }
.related { display: flex; flex-wrap: wrap; gap: 8px; }
.related a { background: #fff; border: 1px solid var(--line); border-radius: 99px; padding: 6px 12px; color: var(--ink); font-size: 14.5px; }
.related a:hover { border-color: var(--orange); color: var(--orange-deep); }

footer { background: #070b10; color: #d5deea; padding: 42px 0 18px; font-size: 15.5px; }
footer h4 { color: #fff; font-size: 20px; margin-bottom: 10px; }
footer a { color: #fff; }
footer .top { display: grid; grid-template-columns: 1.4fr .8fr .8fr 1.2fr; gap: 24px; }
footer .brand img { height: 64px; width: auto; margin-bottom: 10px; }
footer ul { list-style: none; margin: 0; padding: 0; }
footer li { margin: 5px 0; }
footer address { font-style: normal; }
footer .langs { border-top: 1px solid #24344c; margin-top: 26px; padding-top: 16px; }
footer .langs ul { display: flex; flex-wrap: wrap; gap: 8px; }
footer .langs a { display: inline-block; border: 1px solid #31445f; border-radius: 4px; padding: 5px 10px; }
footer .bottom { border-top: 1px solid #24344c; margin-top: 16px; padding-top: 12px; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; color: #9aabbf; font-size: 14px; }

.wa {
  position: fixed; right: 18px; bottom: 18px; width: 62px; height: 62px; border-radius: 50%;
  background: #25d366; display: flex; align-items: center; justify-content: center; z-index: 80;
  box-shadow: 0 10px 24px rgba(18, 140, 70, .35);
}
.wa svg { width: 34px; height: 34px; fill: #fff; position: relative; z-index: 1; }
.wa::after {
  content: ""; position: absolute; inset: 0; border-radius: 50%; background: rgba(37, 211, 102, .55);
  animation: pulse 1.7s ease-out infinite; z-index: 0;
}
@keyframes pulse {
  0% { transform: scale(1); opacity: .75; }
  100% { transform: scale(1.65); opacity: 0; }
}

[dir="rtl"] .lang ul { right: auto; left: 0; }
[dir="rtl"] .sub { left: auto; right: 0; }
[dir="rtl"] .wa { right: auto; left: 18px; }
[dir="rtl"] nav { margin-left: 0; margin-right: auto; }
[dir="rtl"] .nav-toggle { margin-left: 0; margin-right: auto; }

@media (max-width: 980px) {
  .grid-3, .grid-4, .stats, footer .top { grid-template-columns: 1fr 1fr; }
  .sub { min-width: 280px; grid-template-columns: 1fr; }
  .logo img { height: 46px; }
}
@media (max-width: 800px) {
  .nav-toggle { display: block; }
  nav { display: none; position: absolute; left: 0; right: 0; top: 100%; background: #0c1522; padding: 8px 12px 16px; }
  nav.open { display: block; }
  nav ul, .has-sub:hover > .sub, .has-sub:focus-within > .sub { display: block; }
  nav > ul { flex-direction: column; align-items: stretch; }
  .sub { position: static; min-width: 0; max-height: none; box-shadow: none; background: #101c2e; display: none; padding: 0 0 8px 10px; }
  .has-sub.open > .sub { display: block; }
  .sub a { color: #e7eef8; }
  .grid-2, .grid-3, .grid-4, .stats, .gallery, .video-grid, footer .top, .form { grid-template-columns: 1fr; }
  .hero { padding: 46px 0 40px; }
  header .wrap { min-height: 70px; }
}