/* Inkomerc Holding — dark "wet asphalt" theme */
:root {
  /* asphalt */
  --bg: #26292c;
  --bg-deep: #1d1f22;
  --surface: #2f3337;
  --surface-2: #383d42;
  --line: rgba(255, 255, 255, .09);
  --line-strong: rgba(255, 255, 255, .18);
  --text: #e6e7e8;
  --muted: #a4a9ae;
  --faint: #7d8389;
  /* brand maroon, lifted for a dark ground */
  --accent: #8e1414;
  --accent-hover: #a61b1b;
  --accent-press: #6b0b0b;
  --accent-deep: #4a0707;
  --accent-text: #e07a76;
  --dot: #b3262a;

  --font-heading: "Barlow Condensed", system-ui, sans-serif;
  --font-body: "Barlow", system-ui, sans-serif;
  --wrap: 1180px;
  --gutter: 40px;
  --shadow-lg: 0 18px 44px rgba(0, 0, 0, .45);

  --heading: #f3f3f3;
  --head-tint: rgba(0, 0, 0, .18);
  --prose: #d4d6d8;
  --accent-text-hover: #f0a29e;
  --hover-tint: rgba(255, 255, 255, .07);
  --header-bg: rgba(38, 41, 44, .92);
  --menu-bg: #1d1f22;
  --field-bg: #1d1f22;
  --stage: radial-gradient(circle at 50% 45%, #4a5056, #2a2e32 72%);
  --sheen-1: rgba(140, 160, 180, .07);
  --sheen-2: rgba(120, 140, 160, .05);
  color-scheme: dark;
}

/* Light theme: explicit choice, or "auto" on a light OS */
:root[data-theme="light"] {
  --bg: #f2f2f3; --bg-deep: #e7e7ea; --surface: #ffffff; --surface-2: #f4f2f1;
  --line: rgba(29, 31, 32, .12); --line-strong: rgba(29, 31, 32, .24);
  --text: #1d1f20; --muted: #5d5d60; --faint: #7a7a7d;
  --accent: #6b0b0b; --accent-hover: #5a0909; --accent-press: #4a0707; --accent-deep: #2b0505;
  --accent-text: #6b0b0b; --accent-text-hover: #4a0707; --dot: #8e1414;
  --shadow-lg: 0 12px 32px rgba(43, 43, 45, .2);
  --heading: #141414; --head-tint: rgba(0, 0, 0, .04); --prose: #2b2b2d; --hover-tint: rgba(0, 0, 0, .07);
  --header-bg: rgba(255, 255, 255, .94); --menu-bg: #ffffff; --field-bg: #ffffff;
  --stage: radial-gradient(circle at 50% 45%, #ffffff, #dfe0e2 75%);
  --sheen-1: transparent; --sheen-2: transparent;
  color-scheme: light;
}
@media (prefers-color-scheme: light) {
  :root[data-theme="auto"] {
    --bg: #f2f2f3; --bg-deep: #e7e7ea; --surface: #ffffff; --surface-2: #f4f2f1;
    --line: rgba(29, 31, 32, .12); --line-strong: rgba(29, 31, 32, .24);
    --text: #1d1f20; --muted: #5d5d60; --faint: #7a7a7d;
    --accent: #6b0b0b; --accent-hover: #5a0909; --accent-press: #4a0707; --accent-deep: #2b0505;
    --accent-text: #6b0b0b; --accent-text-hover: #4a0707; --dot: #8e1414;
    --shadow-lg: 0 12px 32px rgba(43, 43, 45, .2);
    --heading: #141414; --head-tint: rgba(0, 0, 0, .04); --prose: #2b2b2d; --hover-tint: rgba(0, 0, 0, .07);
    --header-bg: rgba(255, 255, 255, .94); --menu-bg: #ffffff; --field-bg: #ffffff;
    --stage: radial-gradient(circle at 50% 45%, #ffffff, #dfe0e2 75%);
    --sheen-1: transparent; --sheen-2: transparent;
    color-scheme: light;
  }
}
/* logo: light ink on dark, original on light */
.logo-on-light { display: none; }
:root[data-theme="light"] .header .logo-on-dark { display: none; }
:root[data-theme="light"] .header .logo-on-light { display: block; }
@media (prefers-color-scheme: light) {
  :root[data-theme="auto"] .header .logo-on-dark { display: none; }
  :root[data-theme="auto"] .header .logo-on-light { display: block; }
}

/* theme switcher (top bar) */
.theme { margin-left: auto; display: flex; border: 1px solid rgba(255, 255, 255, .18); }
.theme button {
  display: grid; place-items: center; width: 30px; height: 24px; padding: 0; border: 0; cursor: pointer;
  background: transparent; color: #9a9ea3;
}
.theme button + button { border-left: 1px solid rgba(255, 255, 255, .12); }
.theme button:hover { color: #fff; }
.theme button[aria-pressed="true"] { background: var(--accent); color: #fff; }
.theme svg { width: 14px; height: 14px; }

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
[id] { scroll-margin-top: 90px; }
body {
  margin: 0;
  background: var(--bg);
  /* faint wet sheen */
  background-image:
    radial-gradient(1200px 600px at 85% -10%, var(--sheen-1), transparent 60%),
    radial-gradient(900px 500px at 0% 40%, var(--sheen-2), transparent 60%);
  background-attachment: fixed;
  color: var(--text);
  font: 400 16px/1.6 var(--font-body);
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent-text); text-decoration: none; }
a:hover { color: var(--accent-text-hover); }
:focus-visible { outline: 2px solid var(--accent-text); outline-offset: 2px; }
h1, h2, h3, .h1, .h3 {
  font-family: var(--font-heading); font-weight: 800; text-transform: uppercase;
  line-height: 1; letter-spacing: .01em; margin: 0 0 .4em; color: var(--heading);
}
h1, .h1 { font-size: clamp(40px, 7vw, 72px); line-height: .95; }
h2 { font-size: clamp(32px, 4.4vw, 46px); }
h3, .h3 { font-size: clamp(22px, 2.4vw, 28px); }
p { margin: 0 0 1em; }

.wrap { max-width: calc(var(--wrap) + 2 * var(--gutter)); margin: 0 auto; padding: 0 var(--gutter); }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 16px; z-index: 100; background: var(--accent); color: #fff; padding: 8px 14px; }

.dot { display: inline-block; width: 12px; height: 12px; border-radius: 50%; background: var(--dot); flex: none; }
.kicker {
  display: flex; align-items: center; gap: 10px; margin: 0 0 14px;
  font-size: 14px; letter-spacing: .2em; text-transform: uppercase; font-weight: 500; color: var(--muted);
}
.arrow { color: var(--accent-text); font-family: var(--font-heading); font-weight: 700; text-transform: uppercase; letter-spacing: .06em; font-size: 14px; }

/* buttons — square */
.btns { display: flex; flex-wrap: wrap; gap: 12px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 46px; padding: 0 24px; border: 1px solid transparent; border-radius: 0; cursor: pointer;
  font: 700 15px/1 var(--font-heading); letter-spacing: .08em; text-transform: uppercase;
  transition: background .15s, border-color .15s, color .15s;
}
.btn--primary { background: var(--accent); color: #fff; }
.btn--primary:hover { background: var(--accent-hover); color: #fff; }
.btn--primary:active { background: var(--accent-press); }
.btn--ghost { border-color: rgba(255, 255, 255, .6); color: #fff; }
.btn--ghost:hover { background: rgba(255, 255, 255, .1); color: #fff; }
.btn--line { border-color: var(--line-strong); color: var(--text); background: transparent; }
.btn--line:hover { background: var(--hover-tint); color: var(--heading); }

/* top bar + header */
.topbar { background: #1d1f22; color: #c9cbcd; font-size: 13px; }
.topbar__in { display: flex; align-items: center; gap: 28px; padding-top: 9px; padding-bottom: 9px; }
.topbar a { color: inherit; }
.topbar a:hover { color: #fff; }
.lang { display: flex; gap: 6px; letter-spacing: .06em; }
.lang a { opacity: .55; }
.lang a[aria-current] { opacity: 1; font-weight: 700; color: #fff; }

.header { position: sticky; top: 0; z-index: 50; background: var(--header-bg); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.header__in { display: flex; align-items: center; gap: 28px; padding-top: 14px; padding-bottom: 14px; }
.logo { margin-right: auto; }
.logo img { height: 46px; width: auto; }
.nav { display: flex; gap: 26px; }
.nav a, .footer h2 {
  font: 700 15px/1 var(--font-heading); letter-spacing: .06em; text-transform: uppercase; color: var(--text);
}
.nav a:hover, .nav a[aria-current] { color: var(--accent-text); }
.menu-btn { display: none; }

/* hero slider */
.hero { position: relative; display: grid; min-height: 620px; overflow: hidden; background: #111; }
.hero__slide {
  grid-area: 1 / 1; position: relative; background-size: cover; background-position: center;
  opacity: 0; transition: opacity 1s ease; visibility: hidden;
}
.hero__slide.is-active { opacity: 1; visibility: visible; }
/* duotone-ish tint + left dark gradient */
.hero__slide::before {
  content: ""; position: absolute; inset: 0;
  background:
    linear-gradient(90deg, rgba(14, 10, 10, .9) 0%, rgba(14, 10, 10, .6) 45%, rgba(14, 10, 10, .15) 100%),
    linear-gradient(0deg, rgba(107, 11, 11, .35), rgba(107, 11, 11, .35));
  mix-blend-mode: normal;
}
.hero__slide::after { content: ""; position: absolute; inset: auto 0 0; height: 120px; background: linear-gradient(transparent, var(--bg)); }
.hero__content { position: relative; z-index: 1; padding-top: 84px; padding-bottom: 190px; }
.hero__content > * { max-width: 640px; }
.hero h1, .hero .h1 { color: #fff; }
.hero .kicker { color: #e5e5e5; }
.hero__lead { font-size: 18px; color: #e4e4e4; margin-bottom: 28px; }
.hero__dots { position: absolute; left: 0; right: 0; bottom: 120px; z-index: 2; display: flex; justify-content: flex-end; gap: 8px; }
.hero__dots button { width: 28px; height: 4px; padding: 0; border: 0; background: rgba(255, 255, 255, .35); cursor: pointer; }
.hero__dots button[aria-current] { background: #fff; }
.hero__dots button::before { content: ""; display: block; height: 20px; margin-top: -8px; } /* bigger hit area */

/* feature boxes overlapping hero */
.features { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: -88px; position: relative; z-index: 3; }
.feature { background: var(--surface); padding: 30px 28px; border-top: 5px solid var(--accent); box-shadow: var(--shadow-lg); }
.feature h2 { font-size: 24px; }
.feature p { color: var(--muted); margin: 0; }
.feature--accent { background: var(--accent); border-top-color: #fff; }
.feature--accent h2 { color: #fff; }
.feature--accent p { color: rgba(255, 255, 255, .88); }

/* sections */
.section { padding: 96px 0; }
.section--tight { padding: 56px 0 80px; }
.section--alt { background: rgba(0, 0, 0, .14); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.heading { margin-bottom: 40px; }
.heading h2::after { content: ""; display: block; width: 64px; height: 4px; background: var(--accent); margin-top: 18px; }
.heading--center { text-align: center; }
.heading--center .kicker { justify-content: center; }
.heading--center h2::after { margin-left: auto; margin-right: auto; }

/* product rows (3C) */
.prow { display: grid; grid-template-columns: 1fr 1fr; min-height: 380px; max-width: calc(var(--wrap) + 2 * var(--gutter)); margin: 0 auto 2px; padding: 0 var(--gutter); }
.prow__img { background: var(--stage); display: grid; place-items: center; padding: 32px; overflow: hidden; }
.prow__img img { max-height: 320px; width: auto; object-fit: contain; transition: transform .4s; filter: drop-shadow(0 18px 24px rgba(0, 0, 0, .45)); }
.prow__img:hover img { transform: scale(1.04); }
.prow__text { background: var(--surface); padding: 48px; display: flex; flex-direction: column; justify-content: center; }
.prow__text h3 { font-size: clamp(36px, 4.6vw, 52px); }
.prow__text > p { color: var(--muted); }
.prow--flip .prow__img { order: 2; }
.specs { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 4px solid var(--accent); margin: 8px 0 28px; }
.specs div { padding: 14px 12px 0 0; }
.specs dt { font: 800 26px/1 var(--font-heading); color: var(--heading); }
.specs dd { margin: 4px 0 0; font-size: 12px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
.specs--wide { max-width: 640px; }

/* counters */
.counters { background: var(--accent); background-image: linear-gradient(120deg, var(--accent-press), var(--accent) 60%, #9a1a1a); }
.counters__in { display: grid; grid-template-columns: repeat(4, 1fr); text-align: center; padding-top: 52px; padding-bottom: 52px; }
.counters strong { display: block; font: 800 56px/1 var(--font-heading); color: #fff; }
.counters span { font-size: 13px; text-transform: uppercase; letter-spacing: .1em; color: rgba(255, 255, 255, .85); }

/* cards */
.cards { display: grid; gap: 24px; }
.cards--3 { grid-template-columns: repeat(3, 1fr); }
.card { background: var(--surface); border: 1px solid var(--line); display: flex; flex-direction: column; color: var(--text); transition: border-color .2s, transform .2s; }
.card:hover { border-color: var(--accent); color: var(--text); transform: translateY(-2px); }
.card__img { height: 200px; overflow: hidden; background: var(--surface-2); }
.card__img img { width: 100%; height: 100%; object-fit: cover; }
.card__img--contain { display: grid; place-items: center; padding: 18px; background: var(--stage); }
.card__img--contain img { object-fit: contain; width: auto; max-height: 100%; }
.prose ul.sub { list-style: circle; margin-top: -.6em; padding-left: 2.6em; }
.card__body { padding: 22px 24px 24px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.card__body strong { font: 800 22px/1.1 var(--font-heading); text-transform: uppercase; }
.card__body .arrow { margin-top: auto; }
.card__cat { font-size: 13px; text-transform: uppercase; letter-spacing: .08em; color: var(--accent-text); }

/* contact */
.contact { display: grid; grid-template-columns: 1.1fr 1fr; gap: 56px; align-items: start; }
.form { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { display: flex; flex-direction: column; gap: 6px; font-size: 13px; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }
.field--full { grid-column: 1 / -1; }
.field input, .field textarea {
  font: 400 16px/1.4 var(--font-body); color: var(--text); background: var(--field-bg);
  border: 1px solid var(--line-strong); border-radius: 0; padding: 12px 14px; width: 100%;
}
.field input:focus, .field textarea:focus { outline: 2px solid var(--accent-text); outline-offset: 0; border-color: transparent; }
.field.is-invalid input, .field.is-invalid textarea { border-color: var(--accent-text); }
.field .err { text-transform: none; letter-spacing: 0; color: var(--accent-text); font-size: 13px; }
.form__foot { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.form__status { margin: 0; font-size: 15px; }
.form__status.ok { color: #9fd3a8; }
.form__status.err { color: var(--accent-text); }
.hp { position: absolute; left: -9999px; }
.map { display: flex; flex-direction: column; align-items: flex-start; justify-content: center; gap: 18px; min-height: 320px; padding: 40px; background: var(--surface); border: 1px solid var(--line); }
.map__pin { width: 40px; height: 40px; color: var(--dot); }
.map__addr { margin: 0; font-size: 19px; line-height: 1.5; color: var(--heading); }

/* inner pages */
.pagehead { padding: 64px 0 40px; border-bottom: 1px solid var(--line); background: linear-gradient(180deg, var(--head-tint), transparent); }
.pagehead h1 { font-size: clamp(36px, 6vw, 64px); }
.pagehead h1::after { content: ""; display: block; width: 64px; height: 4px; background: var(--accent); margin-top: 18px; }
.pagehead__lead { max-width: 720px; font-size: 18px; color: var(--muted); margin: 18px 0 0; }
.crumbs { display: flex; flex-wrap: wrap; gap: 8px; font-size: 13px; margin-bottom: 18px; color: var(--faint); }
.crumbs a { color: var(--muted); }

.article > * { max-width: 900px; }
.article__hero { margin: 0 0 36px; background: var(--surface-2); }
.article__hero img { width: 100%; max-height: 520px; object-fit: cover; }
.article__hero--contain { background: var(--stage); padding: 32px; }
.article__hero--contain img { object-fit: contain; max-height: 420px; width: auto; margin: 0 auto; filter: drop-shadow(0 18px 24px rgba(0, 0, 0, .45)); }
.article__foot { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 48px; }
.prose { font-size: 17px; color: var(--prose); }
.prose::after { content: ""; display: table; clear: both; }
.prose strong { color: var(--heading); }
.prose ul, .prose ol { padding-left: 1.3em; margin: 0 0 1.2em; }
.prose li { margin-bottom: .45em; }
.prose ul li::marker { color: var(--dot); }
.prose ol li::marker { color: var(--accent-text); font-weight: 700; }
.prose h2 { font-size: clamp(26px, 3vw, 34px); margin-top: 1em; }
.prose h2.h4 { font: 700 1em/1.4 var(--font-body); text-transform: none; letter-spacing: normal; color: inherit; margin: 1.33em 0; } /* promoted h4 from old content: keep its look */
.prose img { margin: 6px 0 18px; }
.prose img.float-left { float: left; max-width: 45%; margin: 6px 28px 18px 0; }
.prose img.float-right { float: right; max-width: 45%; margin: 6px 0 18px 28px; }
.prose table { width: 100%; border-collapse: collapse; }
.prose td, .prose th { border-bottom: 1px solid var(--line); padding: 8px; text-align: left; vertical-align: top; }
.prose th { color: var(--heading); border-bottom-color: var(--line-strong); }
.prose--policy { max-width: 860px; }
.prose--policy h2 { font-size: clamp(22px, 2.4vw, 28px); }
.table-scroll { overflow-x: auto; margin: 0 0 1.2em; }
.table-scroll table { min-width: 640px; font-size: 15px; }
.doc-meta { margin: 0 0 28px; font-size: 14px; color: var(--muted); }
.prose--about img { box-shadow: var(--shadow-lg); }
.lead-h { color: var(--accent-text); }

.gallery-title { margin-top: 56px; }
.gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 8px; }
.gallery a { aspect-ratio: 4 / 3; overflow: hidden; background: var(--surface); }
.gallery img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s, opacity .3s; opacity: .9; }
.gallery a:hover img { transform: scale(1.05); opacity: 1; }

.contacts { display: grid; grid-template-columns: 1fr 1.3fr; gap: 56px; }
.kv { margin: 0; }
.kv div { display: grid; grid-template-columns: 160px 1fr; gap: 16px; padding: 12px 0; border-bottom: 1px solid var(--line); }
.kv dt { color: var(--muted); font-size: 14px; text-transform: uppercase; letter-spacing: .06em; }
.kv dd { margin: 0; }
.kv--small div { grid-template-columns: 100px 1fr; padding: 8px 0; font-size: 15px; }
.kv--small dt { font-size: 12px; }
.reqs { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 24px; }
.req { background: var(--surface); padding: 22px 24px; border-top: 4px solid var(--accent); }
.req h3 { font-size: 20px; }
.req dd { word-break: break-word; }

/* image placeholder (photo pending) */
.ph {
  display: grid; place-items: center; width: 100%; height: 100%; min-height: 120px;
  background-image: repeating-linear-gradient(135deg, var(--line-strong) 0 1px, transparent 1px 8px);
}
.ph span { font: 800 20px/1 var(--font-heading); text-transform: uppercase; letter-spacing: .06em; color: var(--muted); background: var(--surface); padding: 6px 12px; }
.prow__img .ph, .article__hero .ph { min-height: 300px; }
.prow__img .ph span, .article__hero .ph span { font-size: 32px; }

/* SmartMonitor platform */
.flow { list-style: none; margin: 0 0 48px; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 2px; counter-reset: none; }
.flow__step { position: relative; background: var(--surface); padding: 28px 24px 26px; display: flex; flex-direction: column; gap: 8px; border-top: 4px solid var(--accent); }
.flow__step:not(:last-child)::after {
  content: ""; position: absolute; right: -13px; top: 34px; z-index: 2; width: 24px; height: 24px;
  background: var(--accent); clip-path: polygon(0 0, 100% 50%, 0 100%);
}
.flow__num { font: 800 44px/1 var(--font-heading); color: var(--accent-text); opacity: .55; }
.flow__step strong { font: 800 22px/1.1 var(--font-heading); text-transform: uppercase; color: var(--heading); }
.flow__step span:last-child { color: var(--muted); font-size: 15px; }
.modules { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.module { padding: 24px; border: 1px solid var(--line); background: linear-gradient(180deg, var(--surface), transparent); transition: border-color .2s; }
.module:hover { border-color: var(--accent); }
.module svg { width: 34px; height: 34px; color: var(--accent-text); margin-bottom: 14px; }
.module h3 { font-size: 21px; }
.module p { margin: 0; color: var(--muted); font-size: 15px; }
.integrations { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 40px; }
.integrations__label { font: 700 14px var(--font-heading); text-transform: uppercase; letter-spacing: .1em; color: var(--muted); margin-right: 8px; }
.chip { padding: 6px 12px; border: 1px solid var(--line-strong); font-size: 14px; color: var(--text); }
.platform--compact { padding-top: 0; }

/* footer with brand double stripe */
.stripe { height: 12px; background: var(--accent); box-shadow: 0 16px 0 -12px var(--accent); margin-bottom: 4px; position: relative; }
.stripe::after { content: ""; position: absolute; left: 0; right: 0; top: 16px; height: 3px; background: var(--accent); }
.footer { background: #1d1f22; color: #b8bbbe; padding-top: 64px; margin-top: 3px; font-size: 15px; }
.footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 40px; }
.footer__grid > div { display: flex; flex-direction: column; gap: 8px; }
.footer h2 { color: #fff; margin-bottom: 8px; }
.footer a { color: #b8bbbe; }
.footer a:hover { color: #fff; }
.footer__logo { height: 56px; width: auto; margin-bottom: 8px; align-self: flex-start; }
.footer__bottom { display: flex; justify-content: space-between; gap: 16px; padding-top: 22px; padding-bottom: 22px; margin-top: 48px; border-top: 1px solid var(--line); font-size: 13px; }
.footer__legal { display: flex; flex-wrap: wrap; gap: 8px 22px; }
.linklike { padding: 0; border: 0; background: none; font: inherit; color: #b8bbbe; cursor: pointer; }
.linklike:hover { color: #fff; }

/* cookie consent: fixed at the bottom, does not block the page; both choices look the same */
.consent { position: fixed; left: 0; right: 0; bottom: 0; z-index: 60; background: var(--surface); border-top: 1px solid var(--line-strong); box-shadow: var(--shadow-lg); }
.consent[hidden] { display: none; }
.consent__in { display: flex; align-items: center; gap: 24px; padding-top: 18px; padding-bottom: 18px; }
.consent p { margin: 0; flex: 1; font-size: 15px; color: var(--text); }
.consent__btns { display: flex; gap: 12px; flex-shrink: 0; }

/* ---------- responsive ---------- */
@media (max-width: 1100px) {
  .nav { gap: 18px; }
  .header__cta { display: none; }
}
@media (max-width: 900px) {
  :root { --gutter: 24px; }
  .section { padding: 64px 0; }
  .hero { min-height: 560px; }
  .hero__content { padding-top: 56px; padding-bottom: 150px; }
  .features { grid-template-columns: 1fr; margin-top: 0; padding-top: 24px; gap: 2px; }
  .prow { grid-template-columns: 1fr; padding: 0; }
  .prow--flip .prow__img { order: 0; }
  .prow__img { min-height: 260px; }
  .prow__text { padding: 32px var(--gutter); }
  .counters__in { grid-template-columns: 1fr 1fr; gap: 32px 16px; padding-top: 40px; padding-bottom: 40px; }
  .counters strong { font-size: 44px; }
  .cards--3 { grid-template-columns: 1fr 1fr; }
  .contact, .contacts { grid-template-columns: 1fr; gap: 36px; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .reqs { grid-template-columns: 1fr; }
  .flow, .modules { grid-template-columns: 1fr 1fr; }
  .flow__step:nth-child(2)::after { display: none; }
  body { background-attachment: scroll; }

  /* collapsible nav */
  .menu-btn {
    display: inline-flex; align-items: center; gap: 10px; background: none; border: 1px solid var(--line-strong);
    color: var(--text); padding: 10px 14px; font: 700 14px/1 var(--font-heading); letter-spacing: .08em; text-transform: uppercase; cursor: pointer;
  }
  .menu-btn span, .menu-btn span::before, .menu-btn span::after { display: block; width: 18px; height: 2px; background: currentColor; position: relative; transition: transform .2s; }
  .menu-btn span::before, .menu-btn span::after { content: ""; position: absolute; left: 0; }
  .menu-btn span::before { top: -6px; }
  .menu-btn span::after { top: 6px; }
  .menu-btn[aria-expanded="true"] span { background: transparent; }
  .menu-btn[aria-expanded="true"] span::before { transform: translateY(6px) rotate(45deg); }
  .menu-btn[aria-expanded="true"] span::after { transform: translateY(-6px) rotate(-45deg); }
  .nav {
    display: none; position: absolute; left: 0; right: 0; top: 100%; flex-direction: column; gap: 0;
    background: var(--menu-bg); border-bottom: 3px solid var(--accent); box-shadow: var(--shadow-lg);
  }
  .nav.is-open { display: flex; }
  .nav a { padding: 16px var(--gutter); border-top: 1px solid var(--line); font-size: 17px; }
}
@media (max-width: 600px) {
  :root { --gutter: 16px; }
  body { font-size: 15px; }
  .topbar__in { gap: 14px; font-size: 12px; }
  .topbar__city, .topbar a[href^="mailto"] { display: none; }
  .logo img { height: 38px; }
  .hero { min-height: 520px; }
  .hero__content { padding-top: 40px; padding-bottom: 150px; }
  .hero__lead { font-size: 16px; }
  .hero__dots { bottom: 100px; justify-content: flex-start; padding-left: var(--gutter); }
  .btns .btn { flex: 1 1 auto; }
  .specs dt { font-size: 21px; }
  .cards--3 { grid-template-columns: 1fr; }
  .form { grid-template-columns: 1fr; }
  .flow, .modules { grid-template-columns: 1fr; }
  .flow__step:not(:last-child)::after { display: block; right: auto; left: 28px; top: auto; bottom: -13px; clip-path: polygon(0 0, 100% 0, 50% 100%); }
  .map { min-height: 0; padding: 28px; }
  .prose img.float-left, .prose img.float-right { float: none; max-width: 100%; margin: 6px 0 18px; }
  .kv div { grid-template-columns: 1fr; gap: 2px; }
  .footer__grid { grid-template-columns: 1fr; gap: 28px; }
  .footer__bottom { flex-direction: column; }
  .consent__in { flex-direction: column; align-items: stretch; gap: 14px; }
  .consent__btns .btn { flex: 1; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; scroll-behavior: auto !important; }
}