/* ==========================================================
   Vikas Control System — automation, electrical, integrator
   Palette from the brochure: royal blue + orange, logo teal
   Motif: orange/blue split bar and orange corner brackets
   ========================================================== */
:root {
  --vk-blue: #0b55a5;
  --vk-blue-deep: #083f7d;
  --vk-navy: #062a54;
  --vk-teal: #006996;
  --vk-orange: #f58220;
  --vk-orange-dark: #d96a0b;
  --ink: #10243a;
  --muted: #566a7f;
  --ground: #f4f7fb;
  --surface: #ffffff;
  --tint: #e8f0fa;
  --tint-orange: #fff1e4;
  --line: #d8e1ec;
  --on-blue: #ffffff;
  --on-blue-muted: #c4d6ee;

  --display: "Barlow Semi Condensed", "Arial Narrow", "Segoe UI", system-ui, sans-serif;
  --body: "Nunito Sans", "Segoe UI", system-ui, sans-serif;

  --maxw: 1200px;
  --radius: 6px;
  --shadow: 0 14px 40px rgba(6, 42, 84, .12);
  --shadow-sm: 0 4px 14px rgba(6, 42, 84, .08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--ground); color: var(--ink);
  font: 400 17px/1.7 var(--body); -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--vk-blue); text-decoration: none; }
a:hover { color: var(--vk-orange-dark); }
:focus-visible { outline: 3px solid var(--vk-orange); outline-offset: 2px; }
h1, h2, h3, h4 { font-family: var(--display); font-weight: 700; line-height: 1.12; color: var(--ink); margin: 0; text-wrap: balance; }
p { margin: 0 0 1rem; }
ul { margin: 0; }
.container { max-width: var(--maxw); margin: 0 auto; padding-inline: 22px; }
.muted { color: var(--muted); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .55rem;
  font: 700 .95rem/1 var(--body); letter-spacing: .01em;
  padding: 15px 26px; border-radius: 999px; border: 2px solid transparent; cursor: pointer;
  transition: background .2s, color .2s, border-color .2s, transform .2s;
}
.btn:hover { transform: translateY(-1px); }
.btn svg { transition: transform .2s; }
.btn:hover svg { transform: translateX(3px); }
.btn-orange { background: var(--vk-orange); color: #fff; }
.btn-orange:hover { background: var(--vk-orange-dark); color: #fff; }
.btn-blue { background: var(--vk-blue); color: #fff; }
.btn-blue:hover { background: var(--vk-blue-deep); color: #fff; }
.btn-line { border-color: var(--vk-blue); color: var(--vk-blue); background: transparent; }
.btn-line:hover { background: var(--vk-blue); color: #fff; }
.btn-white { border-color: rgba(255,255,255,.6); color: #fff; }
.btn-white:hover { background: #fff; color: var(--vk-blue-deep); border-color: #fff; }

/* ---------- Header ---------- */
.site-header {
  background: var(--surface); position: sticky; top: 0; z-index: 50;
  border-top: 5px solid var(--vk-blue);
  border-image: linear-gradient(90deg, var(--vk-orange) 0 32%, var(--vk-blue) 32% 100%) 1;
  transition: box-shadow .25s;
}
.site-header.scrolled { box-shadow: 0 6px 22px rgba(6,42,84,.12); }
.header-inner { display: flex; align-items: center; gap: 20px; padding-block: 12px; position: relative; }
.brand img { height: 50px; width: auto; }
.nav { margin-left: auto; display: flex; align-items: center; gap: 2px; }
.nav a {
  font: 700 .93rem/1 var(--body); color: var(--ink); padding: 12px 14px; border-radius: 999px;
  white-space: nowrap; transition: background .2s, color .2s;
}
.nav a:hover { color: var(--vk-blue); background: var(--tint); }
.nav a.active { color: #fff; background: var(--vk-blue); }
.nav .btn { margin-left: 10px; padding: 12px 20px; }
.nav .btn:hover { background: var(--vk-orange-dark); color: #fff; }
.nav-toggle {
  display: none; margin-left: auto; background: var(--tint); border: 0; border-radius: var(--radius);
  padding: 13px 12px; cursor: pointer;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  display: block; width: 22px; height: 2px; background: var(--vk-blue-deep); content: ""; position: relative;
  transition: transform .25s, background .25s;
}
.nav-toggle span::before { position: absolute; top: -7px; }
.nav-toggle span::after { position: absolute; top: 7px; }
.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after { transform: translateY(-7px) rotate(-45deg); }
@media (max-width: 980px) {
  .nav-toggle { display: block; }
  .nav {
    position: absolute; left: 0; right: 0; top: 100%; background: var(--surface);
    flex-direction: column; align-items: stretch; gap: 4px;
    padding: 10px 22px 20px; box-shadow: var(--shadow); border-top: 1px solid var(--line);
  }
  .nav[hidden] { display: none; }
  .nav a { padding: 14px 16px; border-radius: var(--radius); }
  .nav .btn { margin: 10px 0 0; border-radius: 999px; }
}

/* ---------- Section heading: kicker + split bar ---------- */
.section { padding-block: 88px; }
.section.tight { padding-block: 60px; }
.section.white { background: var(--surface); }
.section.blue { background: var(--vk-blue); color: var(--on-blue-muted); }
.section.blue h2, .section.blue h3 { color: #fff; }
.kicker {
  display: inline-block; font: 800 .78rem/1 var(--body); letter-spacing: .16em; text-transform: uppercase;
  color: var(--vk-orange-dark); margin-bottom: 12px;
}
.section.blue .kicker, .hero .kicker, .banner .kicker { color: #ffb36e; }
.title { font-size: clamp(1.8rem, 3.4vw, 2.6rem); margin-bottom: 14px; }
.bar { display: flex; width: 120px; height: 5px; margin: 0 0 24px; }
.bar::before { content: ""; flex: 0 0 34%; background: var(--vk-orange); }
.bar::after { content: ""; flex: 1; background: var(--vk-blue); }
.section.blue .bar::after, .banner .bar::after { background: #fff; }
.center { text-align: center; }
.center .bar { margin-inline: auto; }
.lead { font-size: 1.12rem; color: var(--muted); max-width: 62ch; }
.center .lead { margin-inline: auto; }
.section.blue .lead { color: var(--on-blue-muted); }
.head { margin-bottom: 42px; }

/* ---------- Corner-bracket photo frame ---------- */
.frame { position: relative; padding: 0 16px 16px 0; }
.frame::before {
  content: ""; position: absolute; top: -14px; right: 0; width: 46%; height: 52%;
  border-top: 10px solid var(--vk-orange); border-right: 10px solid var(--vk-orange); z-index: 0;
}
.frame::after {
  content: ""; position: absolute; left: -14px; bottom: 0; width: 30%; height: 30%;
  background: var(--vk-blue); z-index: 0;
}
.frame.narrow { max-width: 360px; margin-inline: auto; }
.frame img, .frame .ph { position: relative; z-index: 1; width: 100%; border-radius: 2px; box-shadow: var(--shadow); background: #fff; }

/* ---------- Hero (home) ---------- */
.hero {
  position: relative; overflow: hidden; color: #fff;
  background:
    radial-gradient(1100px 500px at 85% 20%, rgba(255,255,255,.12), transparent 60%),
    repeating-linear-gradient(135deg, rgba(255,255,255,.035) 0 2px, transparent 2px 22px),
    linear-gradient(120deg, var(--vk-navy), var(--vk-blue) 70%);
}
.hero .container { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; padding-block: 76px 110px; }
.hero h1 { color: #fff; font-size: clamp(2.3rem, 5.4vw, 4rem); letter-spacing: -.01em; }
.hero h1 em { font-style: normal; color: var(--vk-orange); }
.hero p { color: var(--on-blue-muted); font-size: 1.14rem; max-width: 54ch; margin-top: 20px; }
.hero .cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 32px; }
.hero .tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 30px; padding: 0; list-style: none; }
.hero .tags li {
  font: 700 .78rem/1 var(--body); letter-spacing: .08em; text-transform: uppercase; color: #fff;
  border: 1px solid rgba(255,255,255,.3); border-radius: 999px; padding: 8px 14px;
}
.hero .tags li::before { content: ""; display: inline-block; width: 7px; height: 7px; background: var(--vk-orange); margin-right: 8px; vertical-align: 1px; }
.hero .frame::after { background: #fff; opacity: .9; }

/* facts strip overlapping the hero */
.facts { position: relative; z-index: 2; margin-top: -58px; }
.facts .grid-facts {
  display: grid; grid-template-columns: repeat(4, 1fr); background: var(--surface);
  border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden;
}
.facts .grid-facts > div { padding: 24px 24px 22px; border-left: 1px solid var(--line); position: relative; }
.facts .grid-facts > div:first-child { border-left: 0; }
.facts .grid-facts > div::before { content: ""; position: absolute; left: 24px; top: 0; width: 34px; height: 4px; background: var(--vk-orange); }
.facts .v { font: 700 1.7rem/1.1 var(--display); color: var(--vk-blue); }
.facts .k { font-size: .9rem; color: var(--muted); margin-top: 4px; line-height: 1.4; }

/* ---------- Page banner (inner pages) ---------- */
.banner {
  color: #fff; position: relative; overflow: hidden;
  background:
    repeating-linear-gradient(135deg, rgba(255,255,255,.035) 0 2px, transparent 2px 22px),
    linear-gradient(120deg, var(--vk-navy), var(--vk-blue));
}
.banner::after {
  content: ""; position: absolute; right: 6%; top: 0; width: 130px; height: 70px;
  border-right: 10px solid var(--vk-orange); border-bottom: 10px solid var(--vk-orange);
}
.banner .container { padding-block: 64px 58px; position: relative; z-index: 1; }
.banner h1 { color: #fff; font-size: clamp(2.1rem, 4.6vw, 3.3rem); max-width: 20ch; }
.banner p { color: var(--on-blue-muted); font-size: 1.1rem; max-width: 60ch; margin: 14px 0 0; }
.crumbs { font-size: .88rem; color: var(--on-blue-muted); margin-bottom: 14px !important; }
.crumbs a { color: #fff; }
.crumbs a:hover { color: #ffb36e; }

/* ---------- Layout helpers ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.split.wide-left { grid-template-columns: 1.2fr .8fr; }
.grid { display: grid; gap: 24px; }
.g-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.g-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.g-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
@media (max-width: 980px) {
  .g-3, .g-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .split, .split.wide-left { grid-template-columns: 1fr; gap: 40px; }
}
@media (max-width: 600px) { .g-2, .g-3, .g-4 { grid-template-columns: 1fr; } }

/* ---------- Tick lists ---------- */
.ticks { list-style: none; padding: 0; display: grid; gap: 12px; }
.ticks li { position: relative; padding-left: 32px; }
.ticks li::before {
  content: ""; position: absolute; left: 0; top: .32em; width: 20px; height: 20px; border-radius: 50%;
  background: var(--tint-orange) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23d96a0b' stroke-width='3.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m5 12 5 5 9-10'/%3E%3C/svg%3E") center / 12px no-repeat;
}
.section.blue .ticks li::before { background-color: rgba(255,255,255,.14); }
.section.blue .ticks li { color: #e8f0fa; }

/* ---------- Range cards (panels) ---------- */
.range { background: var(--surface); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); display: flex; flex-direction: column; scroll-margin-top: 110px; transition: box-shadow .25s, transform .25s; }
.range:hover { box-shadow: var(--shadow); transform: translateY(-3px); }
.range .media { aspect-ratio: 4 / 3; background: #fff; overflow: hidden; position: relative; }
.range .media img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.range .media.contain img { object-fit: contain; padding: 10px; }
.range:hover .media img { transform: scale(1.04); }
.range .badge {
  position: absolute; left: 0; bottom: 0; z-index: 1; background: var(--vk-orange); color: #fff;
  font: 700 .74rem/1 var(--body); letter-spacing: .12em; text-transform: uppercase; padding: 9px 14px;
}
.range .body { padding: 22px 22px 24px; border-top: 4px solid var(--vk-blue); flex: 1; display: flex; flex-direction: column; }
.range h3 { font-size: 1.35rem; margin-bottom: 8px; }
.range p { color: var(--muted); font-size: .98rem; }
.range .more { margin-top: auto; font-weight: 800; font-size: .92rem; }

/* ---------- Service tiles ---------- */
.svc {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px 24px; position: relative; transition: border-color .25s, box-shadow .25s;
  scroll-margin-top: 110px;
}
.svc:hover { border-color: transparent; box-shadow: var(--shadow); }
.svc .ic {
  width: 52px; height: 52px; border-radius: 12px; display: grid; place-items: center;
  background: var(--tint); color: var(--vk-blue); margin-bottom: 18px; transition: background .25s, color .25s;
}
.svc:hover .ic { background: var(--vk-orange); color: #fff; }
.svc h3 { font-size: 1.22rem; margin-bottom: 8px; }
.svc p { color: var(--muted); font-size: .96rem; margin: 0; }
.svc .num { position: absolute; right: 20px; top: 18px; font: 700 1.6rem/1 var(--display); color: var(--tint); }

/* ---------- Process steps ---------- */
.process { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; counter-reset: step; }
.process > div { padding: 30px 28px 30px 0; border-top: 2px solid var(--line); position: relative; counter-increment: step; }
.process > div::before {
  content: "0" counter(step); display: block; font: 700 2.6rem/1 var(--display); color: var(--vk-orange); margin-bottom: 12px;
}
.process > div::after { content: ""; position: absolute; left: 0; top: -2px; width: 56px; height: 2px; background: var(--vk-blue); }
.process h3 { font-size: 1.25rem; margin-bottom: 6px; }
.process p { color: var(--muted); font-size: .97rem; margin: 0; }
.section.blue .process > div { border-top-color: rgba(255,255,255,.2); }
.section.blue .process > div::after { background: #fff; }
.section.blue .process p { color: var(--on-blue-muted); }
@media (max-width: 980px) { .process { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .process { grid-template-columns: 1fr; } .process > div { padding-right: 0; } }

/* ---------- Quote card (brochure "We go for the best") ---------- */
.quote {
  position: relative; background: var(--surface); padding: 40px 34px; border-radius: 2px; box-shadow: var(--shadow);
}
.quote::before, .quote::after { content: ""; position: absolute; left: 34px; width: 28px; height: 18px; }
.quote::before { top: 0; background: var(--vk-orange); }
.quote::after { bottom: 0; background: var(--vk-blue); }
.quote .big { font: 600 clamp(1.6rem, 3vw, 2.1rem)/1.18 var(--display); color: var(--vk-blue); margin-bottom: 14px; }
.quote .small { font: 600 1.2rem/1.35 var(--display); color: var(--vk-orange-dark); margin: 0; }

/* ---------- Component makes strip ---------- */
.makes { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; padding: 0; list-style: none; }
.makes li {
  font: 700 1.05rem/1 var(--display); letter-spacing: .02em; color: var(--vk-navy);
  background: var(--surface); border: 1px solid var(--line); border-radius: 999px; padding: 14px 24px;
}

/* ---------- Value / principle cards ---------- */
.vcard { background: var(--surface); border-radius: var(--radius); padding: 28px 26px; box-shadow: var(--shadow-sm); border-left: 5px solid var(--vk-orange); }
.vcard.blue { border-left-color: var(--vk-blue); }
.vcard h3 { font-size: 1.3rem; margin-bottom: 12px; }
.vcard p, .vcard li { color: var(--muted); font-size: .98rem; }
.vcard .ticks { gap: 10px; }
.vcard .more { display: inline-block; margin-top: 4px; font-weight: 800; font-size: .92rem; }

/* ---------- Gallery ---------- */
.gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.gallery figure { margin: 0; background: var(--surface); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); display: flex; flex-direction: column; }
.gallery .pic { aspect-ratio: 4 / 3; overflow: hidden; background: #fff; }
.gallery img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.gallery figure.contain img { object-fit: contain; }
.gallery figure:hover img { transform: scale(1.05); }
.gallery figcaption { padding: 14px 16px 16px; font-size: .94rem; line-height: 1.45; color: var(--ink); border-top: 3px solid var(--vk-orange); }
.gallery figcaption b { display: block; font: 700 .72rem/1.4 var(--body); letter-spacing: .12em; text-transform: uppercase; color: var(--vk-blue); margin-bottom: 3px; }
.gallery .wide { grid-column: span 2; }
.gallery .wide .pic { aspect-ratio: 8 / 3; }
@media (max-width: 980px) { .gallery { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .gallery { grid-template-columns: 1fr; } .gallery .wide { grid-column: auto; } .gallery .wide .pic { aspect-ratio: 16 / 7; } }

/* ---------- Standards table ---------- */
.table-wrap { overflow-x: auto; border-radius: var(--radius); box-shadow: var(--shadow-sm); }
table.std { width: 100%; border-collapse: collapse; background: var(--surface); font-size: .97rem; }
table.std th, table.std td { text-align: left; padding: 15px 18px; border-bottom: 1px solid var(--line); vertical-align: top; }
table.std thead th { background: var(--vk-blue); color: #fff; font: 700 .8rem/1.3 var(--body); letter-spacing: .1em; text-transform: uppercase; }
table.std tbody th { font-family: var(--display); font-size: 1.08rem; color: var(--vk-blue-deep); white-space: nowrap; }
table.std tbody tr:last-child th, table.std tbody tr:last-child td { border-bottom: 0; }

/* ---------- CTA band ---------- */
.cta-band { background: var(--vk-orange); color: #fff; position: relative; overflow: hidden; }
.cta-band::before {
  content: ""; position: absolute; inset: 0;
  background: repeating-linear-gradient(135deg, rgba(255,255,255,.07) 0 2px, transparent 2px 22px);
}
.cta-band .container { position: relative; display: flex; flex-wrap: wrap; gap: 24px; align-items: center; justify-content: space-between; padding-block: 52px; }
.cta-band h2 { color: #fff; font-size: clamp(1.6rem, 3vw, 2.2rem); }
.cta-band p { color: rgba(255,255,255,.92); margin: 6px 0 0; max-width: 56ch; }
.cta-band .acts { display: flex; flex-wrap: wrap; gap: 12px; }
.cta-band .btn-blue { background: var(--vk-navy); }
.cta-band .btn-blue:hover { background: var(--vk-blue-deep); }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 44px; align-items: start; }
@media (max-width: 980px) { .contact-grid { grid-template-columns: 1fr; } }
.info { display: grid; gap: 14px; margin-top: 22px; }
.info-row { display: flex; gap: 16px; background: var(--surface); border-radius: var(--radius); padding: 18px 20px; box-shadow: var(--shadow-sm); }
.info-row .ic { width: 44px; height: 44px; flex-shrink: 0; border-radius: 12px; background: var(--tint); color: var(--vk-blue); display: grid; place-items: center; }
.info-row .ic.or { background: var(--tint-orange); color: var(--vk-orange-dark); }
.info-row h3 { font-size: 1.05rem; margin-bottom: 2px; }
.info-row p { color: var(--muted); font-size: .97rem; margin: 0; }
.form-card { background: var(--surface); border-radius: var(--radius); padding: 32px; box-shadow: var(--shadow); border-top: 5px solid var(--vk-orange); }
form .field { margin-bottom: 16px; }
form label { display: block; font: 700 .85rem/1 var(--body); color: var(--ink); margin-bottom: 8px; }
form input, form select, form textarea {
  width: 100%; font: 400 1rem/1.4 var(--body); color: var(--ink); background: var(--ground);
  border: 1px solid var(--line); border-radius: var(--radius); padding: 13px 14px;
  transition: border-color .2s, background .2s;
}
form input:focus, form select:focus, form textarea:focus { outline: 3px solid rgba(11,85,165,.2); border-color: var(--vk-blue); background: #fff; }
form .row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 600px) { form .row2 { grid-template-columns: 1fr; gap: 0; } }
.err { display: none; color: #c0392b; font-size: .85rem; margin-top: 6px; }
.field.invalid .err { display: block; }
.field.invalid input, .field.invalid select, .field.invalid textarea { border-color: #c0392b; }
.form-note { background: #e7f5ec; border-left: 4px solid #1f8a4c; padding: 14px 16px; border-radius: var(--radius); font-size: .95rem; margin-bottom: 18px; }
.form-note[hidden] { display: none; }
.map { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); }
.map iframe { width: 100%; height: 400px; border: 0; display: block; }

/* ---------- Footer ---------- */
.site-footer { background: var(--vk-navy); color: var(--on-blue-muted); font-size: .95rem; position: relative; }
.site-footer::before { content: ""; display: block; height: 6px; background: linear-gradient(90deg, var(--vk-orange) 0 32%, var(--vk-blue) 32% 100%); }
.site-footer .container { padding-top: 60px; }
.site-footer h4 { color: #fff; font-size: 1.1rem; margin-bottom: 16px; letter-spacing: .02em; }
.site-footer a { color: var(--on-blue-muted); }
.site-footer a:hover { color: #fff; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.3fr; gap: 36px; }
@media (max-width: 980px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .footer-grid { grid-template-columns: 1fr; gap: 30px; } }
.footer-logo img { height: 54px; width: auto; }
.footer-tag { font: 700 .78rem/1 var(--body); letter-spacing: .14em; text-transform: uppercase; color: #ffb36e; margin: 16px 0 12px; }
.flinks { list-style: none; padding: 0; display: grid; gap: 9px; }
.fcontact { list-style: none; padding: 0; display: grid; gap: 12px; }
.fcontact li { display: flex; gap: 10px; }
.fcontact svg { flex-shrink: 0; margin-top: 4px; color: var(--vk-orange); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); margin-top: 48px; padding-block: 18px; display: flex; flex-wrap: wrap; gap: 8px 20px; justify-content: space-between; font-size: .86rem; }

/* ---------- Back to top ---------- */
.totop {
  position: fixed; right: 18px; bottom: 18px; width: 48px; height: 48px; border-radius: 50%;
  background: var(--vk-orange); color: #fff; border: 0; display: grid; place-items: center; cursor: pointer;
  box-shadow: var(--shadow); opacity: 0; visibility: hidden; transform: translateY(12px); transition: all .25s; z-index: 60;
}
.totop.show { opacity: 1; visibility: visible; transform: none; }
.totop:hover { background: var(--vk-blue); }

/* ---------- Reveal ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease var(--d, 0s), transform .7s ease var(--d, 0s); }
.reveal.in { opacity: 1; transform: none; }
.hero .reveal { transform: translateY(18px); }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .range, .range .media img, .gallery img, .btn, .btn svg { transition: none; }
}

/* ==========================================================
   Responsive refinements — tablet and phone
   ========================================================== */
@media (max-width: 1024px) {
  .section { padding-block: 68px; }
  .section.tight { padding-block: 48px; }
  .hero .container { gap: 40px; }
}
@media (max-width: 980px) {
  .hero .container { grid-template-columns: 1fr; padding-block: 56px 100px; }
  .hero .frame { max-width: 560px; }
  .facts .grid-facts { grid-template-columns: repeat(2, 1fr); }
  .facts .grid-facts > div:nth-child(3) { border-left: 0; }
  .facts .grid-facts > div:nth-child(n+3) { border-top: 1px solid var(--line); }
}
@media (max-width: 600px) {
  body { font-size: 16px; }
  .container { padding-inline: 16px; }
  .brand img { height: 42px; }
  .nav { padding-inline: 16px; }
  .section { padding-block: 52px; }
  .section.tight { padding-block: 40px; }
  .head { margin-bottom: 30px; }
  .hero .container { padding-block: 44px 92px; }
  .hero .cta .btn { flex: 1 1 100%; }
  .hero .frame { padding: 0 10px 10px 0; }
  .frame::before { top: -10px; border-width: 7px; }
  .facts .grid-facts > div { padding: 20px 16px 18px; }
  .facts .grid-facts > div::before { left: 16px; }
  .facts .v { font-size: 1.35rem; }
  .facts .k { font-size: .84rem; }
  .banner .container { padding-block: 46px 42px; }
  .banner::after { width: 70px; height: 40px; border-width: 7px; right: 16px; }
  .quote { padding: 34px 24px; }
  .form-card { padding: 24px 18px; }
  .cta-band .acts, .cta-band .acts .btn { width: 100%; }
  .map iframe { height: 300px; }
  table.std th, table.std td { padding: 12px 14px; }
}