/* ==========================================================================
   ЭЛЬГЕР — стили сайта
   Цвета, шрифты и отступы — в переменных ниже (:root). Меняйте их здесь.
   ========================================================================== */

@font-face { font-family: "Plex"; font-weight: 400; font-display: swap; src: url(/fonts/ibm-plex-sans-cyrillic-400-normal.woff2) format("woff2"); unicode-range: U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116; }
@font-face { font-family: "Plex"; font-weight: 400; font-display: swap; src: url(/fonts/ibm-plex-sans-latin-400-normal.woff2) format("woff2"); unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD; }
@font-face { font-family: "Plex"; font-weight: 500; font-display: swap; src: url(/fonts/ibm-plex-sans-cyrillic-500-normal.woff2) format("woff2"); unicode-range: U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116; }
@font-face { font-family: "Plex"; font-weight: 500; font-display: swap; src: url(/fonts/ibm-plex-sans-latin-500-normal.woff2) format("woff2"); unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD; }
@font-face { font-family: "Plex"; font-weight: 600; font-display: swap; src: url(/fonts/ibm-plex-sans-cyrillic-600-normal.woff2) format("woff2"); unicode-range: U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116; }
@font-face { font-family: "Plex"; font-weight: 600; font-display: swap; src: url(/fonts/ibm-plex-sans-latin-600-normal.woff2) format("woff2"); unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD; }
@font-face { font-family: "Plex Mono"; font-weight: 400; font-display: swap; src: url(/fonts/ibm-plex-mono-cyrillic-400-normal.woff2) format("woff2"); unicode-range: U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116; }
@font-face { font-family: "Plex Mono"; font-weight: 400; font-display: swap; src: url(/fonts/ibm-plex-mono-latin-400-normal.woff2) format("woff2"); unicode-range: U+0000-00FF,U+2000-206F; }
@font-face { font-family: "Plex Mono"; font-weight: 500; font-display: swap; src: url(/fonts/ibm-plex-mono-cyrillic-500-normal.woff2) format("woff2"); unicode-range: U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116; }
@font-face { font-family: "Plex Mono"; font-weight: 500; font-display: swap; src: url(/fonts/ibm-plex-mono-latin-500-normal.woff2) format("woff2"); unicode-range: U+0000-00FF,U+2000-206F; }

:root {
    /* Тёмная часть (шапка, первый экран, подвал) */
    --dark-0: #0B1117;
    --dark-1: #111A22;
    --dark-2: #182430;
    --dark-line: rgba(232, 238, 243, .10);
    --on-dark: #E8EEF3;
    --on-dark-muted: #93A3B1;

    /* Светлая часть (контент) */
    --light-0: #FFFFFF;
    --light-1: #F4F6F8;
    --light-2: #E9EDF1;
    --line: #DDE3E9;
    --text: #0E1620;
    --text-muted: #56636F;

    /* Акценты */
    --accent: #18B4E6;        /* «электрический» голубой — кнопки, ссылки */
    --accent-hover: #0E9CCB;
    --accent-ink: #0676A0;    /* акцент для текста на светлом фоне (контраст) */
    --signal: #F2A417;        /* сигнальный — срочные заявки */
    --signal-hover: #DB9008;
    --danger: #E5484D;
    --ok: #2BB673;

    --font: "Plex", "Segoe UI", Roboto, Arial, sans-serif;
    --mono: "Plex Mono", ui-monospace, "SFMono-Regular", Consolas, monospace;

    --wrap: 1240px;
    --gutter: clamp(16px, 4vw, 40px);
    --radius: 4px;
    --hdr-h: 72px;
    --ease: cubic-bezier(.2, .7, .2, 1);
}

/* ---------- База ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--hdr-h) + 16px); }
body { margin: 0; font: 400 16px/1.6 var(--font); color: var(--text); background: var(--light-0); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img, svg { display: block; max-width: 100%; }
svg { flex-shrink: 0; }
a { color: var(--accent-ink); text-decoration: none; transition: color .2s; }
a:hover { color: var(--accent-hover); }
h1, h2, h3, h4 { margin: 0 0 .5em; font-weight: 600; line-height: 1.15; letter-spacing: -.01em; }
p { margin: 0 0 1em; }
button { font: inherit; cursor: pointer; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.wrap { width: 100%; max-width: calc(var(--wrap) + 2 * var(--gutter)); margin: 0 auto; padding: 0 var(--gutter); }
.visually-hidden, .form__hp { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: 8px; top: -60px; z-index: 100; padding: 8px 14px; background: var(--accent); color: var(--dark-0); border-radius: var(--radius); }
.skip:focus { top: 8px; }

.eyebrow { display: inline-flex; align-items: center; gap: 10px; margin-bottom: 18px; font: 500 12px/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--accent); }
.eyebrow::before { content: ""; width: 24px; height: 2px; background: currentColor; }
.eyebrow--dark { color: var(--accent-ink); }
.eyebrow--signal { color: var(--signal); }

/* ---------- Кнопки ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 48px; padding: 12px 22px; border: 1px solid transparent; border-radius: var(--radius); font: 500 15px/1.2 var(--font); text-align: center; transition: background .2s, color .2s, border-color .2s, transform .2s var(--ease); }
.btn svg { width: 18px; height: 18px; transition: transform .25s var(--ease); }
.btn:hover svg[aria-hidden] { transform: translateX(3px); }
.btn--accent { background: var(--accent); color: var(--dark-0); }
.btn--accent:hover { background: var(--accent-hover); color: var(--dark-0); }
.btn--signal { background: var(--signal); color: var(--dark-0); }
.btn--signal:hover { background: var(--signal-hover); color: var(--dark-0); }
.btn--ghost { background: transparent; color: inherit; border-color: currentColor; border-color: color-mix(in srgb, currentColor 35%, transparent); }
.btn--ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn--sm { min-height: 40px; padding: 8px 16px; font-size: 14px; }
.btn--lg { min-height: 56px; padding: 16px 26px; font-size: 16px; }
.btn--block { width: 100%; }
.btn[disabled] { opacity: .6; pointer-events: none; }
.link-arrow { display: inline-flex; align-items: center; gap: 8px; font-weight: 500; }
.link-arrow svg { width: 16px; height: 16px; transition: transform .25s var(--ease); }
.link-arrow:hover svg { transform: translateX(4px); }

/* ---------- Шапка ---------- */
.hdr { position: fixed; inset: 0 0 auto; z-index: 50; height: var(--hdr-h); color: var(--on-dark); background: rgba(11, 17, 23, 0); border-bottom: 1px solid transparent; transition: background .3s, border-color .3s, backdrop-filter .3s; }
.hdr.is-scrolled, .page-inner .hdr, .page-404 .hdr { background: rgba(11, 17, 23, .92); border-bottom-color: var(--dark-line); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); }
.hdr__in { display: flex; align-items: center; gap: 28px; height: 100%; }
.hdr__logo img { height: 38px; width: auto; }
.hdr__actions { display: flex; align-items: center; gap: 16px; margin-left: auto; }
.hdr__phone { display: inline-flex; align-items: center; gap: 8px; color: var(--on-dark); font: 500 15px/1 var(--mono); white-space: nowrap; }
.hdr__phone svg { width: 18px; height: 18px; color: var(--accent); }
.hdr__phone:hover { color: var(--accent); }
.hdr__burger { display: none; width: 44px; height: 44px; padding: 10px; border: 1px solid var(--dark-line); border-radius: var(--radius); background: transparent; color: var(--on-dark); }
.hdr__burger svg { width: 22px; height: 22px; }
.hdr__burger .icon-close { display: none; }

.nav { margin-left: 12px; }
.nav__list { display: flex; gap: 4px; margin: 0; padding: 0; list-style: none; }
.nav__item { position: relative; }
.nav__link { display: flex; align-items: center; gap: 6px; height: var(--hdr-h); padding: 0 12px; color: var(--on-dark); font-size: 15px; font-weight: 500; }
.nav__link::after { content: ""; position: absolute; left: 12px; right: 12px; bottom: 18px; height: 2px; background: var(--accent); transform: scaleX(0); transform-origin: left; transition: transform .3s var(--ease); }
.nav__item:hover > .nav__link, .nav__item.is-active > .nav__link { color: #fff; }
.nav__item:hover > .nav__link::after, .nav__item.is-active > .nav__link::after { transform: scaleX(1); }
.nav__caret { width: 14px; height: 14px; opacity: .7; }
.nav__toggle { display: none; }
.nav__sub { position: absolute; left: 0; top: calc(100% - 8px); min-width: 320px; margin: 0; padding: 8px; list-style: none; background: var(--dark-1); border: 1px solid var(--dark-line); border-radius: var(--radius); box-shadow: 0 20px 40px rgba(0,0,0,.35); opacity: 0; visibility: hidden; transform: translateY(6px); transition: opacity .2s, transform .2s var(--ease), visibility .2s; }
.nav__item--parent:hover .nav__sub, .nav__item--parent:focus-within .nav__sub { opacity: 1; visibility: visible; transform: none; }
.nav__sub a { display: block; padding: 10px 12px; color: var(--on-dark); font-size: 14.5px; line-height: 1.35; border-radius: 3px; }
.nav__sub a:hover, .nav__sub a.is-active { background: var(--dark-2); color: #fff; }
.nav__mobile-extra { display: none; }

/* ---------- Первый экран ---------- */
.hero { position: relative; overflow: hidden; color: var(--on-dark); background: radial-gradient(1200px 520px at 78% 0%, rgba(24, 180, 230, .13), transparent 60%), var(--dark-0); padding: calc(var(--hdr-h) + clamp(56px, 9vw, 112px)) 0 clamp(120px, 17vw, 220px); }
.hero--page .hero__wave { display: none; }
.hero__grid { position: absolute; inset: 0; background-image: linear-gradient(var(--dark-line) 1px, transparent 1px), linear-gradient(90deg, var(--dark-line) 1px, transparent 1px); background-size: 48px 48px; -webkit-mask-image: radial-gradient(ellipse at 70% 30%, #000 20%, transparent 75%); mask-image: radial-gradient(ellipse at 70% 30%, #000 20%, transparent 75%); opacity: .6; }
.hero__wave { position: absolute; left: 0; right: 0; bottom: 0; width: 100%; height: clamp(90px, 16vw, 190px); opacity: .85; pointer-events: none; -webkit-mask-image: linear-gradient(90deg, transparent, #000 35%, #000 85%, transparent); mask-image: linear-gradient(90deg, transparent, #000 35%, #000 85%, transparent); }
.hero__wave path { fill: none; vector-effect: non-scaling-stroke; }
.hero__wave-sine { stroke: var(--accent); stroke-width: 2; stroke-dasharray: 2600; stroke-dashoffset: 2600; animation: trace 5s var(--ease) .3s forwards; filter: drop-shadow(0 0 6px rgba(24,180,230,.6)); }
.hero__wave-pwm { stroke: rgba(232, 238, 243, .16); stroke-width: 1.5; stroke-dasharray: 6000; stroke-dashoffset: 6000; animation: trace 7s linear forwards; }
@keyframes trace { to { stroke-dashoffset: 0; } }
.hero__in { position: relative; }
.hero__title { max-width: 900px; font-size: clamp(34px, 5.4vw, 64px); line-height: 1.06; letter-spacing: -.02em; color: #fff; }
.hero__title--page { max-width: 980px; font-size: clamp(30px, 4.2vw, 50px); }
.hero__lead { max-width: 720px; margin-top: 22px; font-size: clamp(17px, 1.6vw, 20px); line-height: 1.55; color: var(--on-dark-muted); }
.hero__lead p:last-child { margin: 0; }
.hero__lead ul { margin: 0; padding-left: 1.1em; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 36px; }
.hero__badges { display: flex; flex-wrap: wrap; gap: 10px 28px; margin: 48px 0 0; padding: 0; list-style: none; font: 400 13px/1.4 var(--mono); color: var(--on-dark-muted); letter-spacing: .02em; }
.hero__badges li { display: flex; align-items: center; gap: 10px; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 0 0 rgba(43,182,115,.6); animation: pulse 2.4s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 8px rgba(43,182,115,0); } 100% { box-shadow: 0 0 0 0 rgba(43,182,115,0); } }
.hero--page { padding: calc(var(--hdr-h) + clamp(40px, 6vw, 72px)) 0 clamp(44px, 6vw, 72px); }
.hero__icon { width: 56px; height: 56px; margin-bottom: 22px; padding: 12px; border: 1px solid var(--dark-line); border-radius: var(--radius); color: var(--accent); background: rgba(24,180,230,.06); }
.hero__icon svg { width: 100%; height: 100%; }

/* «Рентген» — тематическая иллюстрация справа от заголовка раздела */
.hero--page .hero__in { position: relative; }
.hero__xray {
    position: absolute; right: -18px; top: 50%; z-index: 0;
    width: clamp(340px, 38vw, 520px); transform: translateY(-50%);
    color: var(--accent); pointer-events: none;
}
.hero__xray svg { width: 100%; height: auto; opacity: .5; }
.hero--page .crumbs,
.hero--page .hero__icon,
.hero--page .hero__title,
.hero--page .hero__lead,
.hero--page .hero__actions { position: relative; z-index: 1; }
.hero--page .hero__title--page,
.hero--page .hero__lead { max-width: 640px; }
@media (max-width: 1100px) {
    .hero__xray { width: 300px; right: -60px; opacity: .55; }
}
@media (max-width: 860px) {
    .hero__xray { display: none; }
}
.crumbs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 26px; font: 400 13px/1.4 var(--mono); color: var(--on-dark-muted); }
.crumbs a { color: var(--on-dark-muted); }
.crumbs a:hover { color: var(--accent); }
.crumbs [aria-current] { color: var(--on-dark); }

/* ---------- Факты ---------- */
.facts { background: var(--dark-1); color: var(--on-dark); border-top: 1px solid var(--dark-line); }
.facts__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.fact { padding: 34px 28px 34px 0; border-left: 1px solid var(--dark-line); padding-left: 28px; }
.fact:first-child { border-left: 0; padding-left: 0; }
.fact__value { font: 500 clamp(24px, 2.6vw, 32px)/1.1 var(--mono); color: #fff; letter-spacing: -.02em; }
.fact__label { margin-top: 10px; font-size: 14.5px; line-height: 1.45; color: var(--on-dark-muted); }

/* ---------- Секции ---------- */
.section { padding: clamp(64px, 9vw, 112px) 0; }
.section--tight { padding-top: clamp(48px, 6vw, 72px); }
.section--alt { background: var(--light-1); }
.section__head { max-width: 760px; margin-bottom: clamp(32px, 4vw, 52px); }
.section__title { font-size: clamp(28px, 3.4vw, 42px); letter-spacing: -.015em; }

/* ---------- Направления ---------- */
/* Секция получает класс svc-v1 | svc-v2 | svc-v3 — три варианта оформления.
   Общее для всех: плитки отделены друг от друга, фоновая текстура приглушена
   и не спорит с текстом, при наведении «оживает» текст, а не картинка. */
.svc-sec { transition: background .3s; }
.svc { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(14px, 1.4vw, 20px); }
.svc__card {
    position: relative; display: flex; flex-direction: column;
    padding: 30px 28px 26px; border: 1px solid var(--line); border-radius: var(--radius);
    background: var(--light-0); color: var(--text); overflow: hidden;
    transition: background .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease),
                transform .35s var(--ease), box-shadow .35s var(--ease);
}
.svc__body { position: relative; z-index: 1; display: flex; flex-direction: column; height: 100%; }

/* Текстура — только в нижнем правом углу, слабая, при наведении не усиливается */
.svc__bg {
    position: absolute; inset: 0; background-image: var(--bg);
    background-size: 78% auto; background-position: right -10% bottom -12%; background-repeat: no-repeat;
    opacity: .07; transition: opacity .45s var(--ease);
    -webkit-mask-image: linear-gradient(215deg, #000 0 42%, transparent 78%);
            mask-image: linear-gradient(215deg, #000 0 42%, transparent 78%);
}
.svc__card:hover .svc__bg { opacity: .05; }

/* Акцентная линия сверху */
.svc__card::before {
    content: ""; position: absolute; left: 0; top: 0; width: 100%; height: 3px; z-index: 2;
    background: var(--accent); transform: scaleX(0); transform-origin: left;
    transition: transform .45s var(--ease);
}
.svc__card:hover::before { transform: scaleX(1); }

.svc__top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 26px; }
.svc__num { font: 500 13px/1 var(--mono); letter-spacing: .08em; color: var(--text-muted); transition: color .3s; }
.svc__icon { width: 40px; height: 40px; color: var(--accent-ink); transition: transform .45s var(--ease), color .3s; }
.svc__card:hover .svc__icon { transform: translateY(-3px) scale(1.05); }
.svc__title { font-size: clamp(18px, 1.5vw, 21px); line-height: 1.3; transition: color .25s; }
.svc__text { margin: 4px 0 24px; font-size: 15px; line-height: 1.55; color: var(--text-muted); transition: color .25s; }
.svc__list { margin: 8px 0 22px; padding: 0; list-style: none; font-size: 14.5px; line-height: 1.45; color: var(--text-muted); transition: color .25s; }
.svc__list li { position: relative; padding-left: 18px; margin-bottom: 7px; }
.svc__list li::before { content: ""; position: absolute; left: 0; top: .62em; width: 9px; height: 2px; background: var(--accent); }
.svc__more { display: inline-flex; align-items: center; gap: 8px; margin-top: auto; font-size: 14.5px; font-weight: 500; color: var(--accent-ink); transition: color .25s; }
.svc__more svg { width: 16px; height: 16px; transition: transform .3s var(--ease); }
.svc__card:hover .svc__more svg { transform: translateX(5px); }

/* Вариант «hover»: перечень услуг появляется при наведении */
.svc--hover .svc__list { max-height: 0; margin-bottom: 0; opacity: 0; overflow: hidden; transition: max-height .45s var(--ease), opacity .3s, margin-bottom .45s var(--ease); }
.svc--hover .svc__card:hover .svc__list, .svc--hover .svc__card:focus-visible .svc__list { max-height: 260px; opacity: 1; margin-bottom: 22px; }

/* Плитка «Ключевое направление» — спокойная, почти в цвет фона, без перехода */
.svc__card--key { cursor: default; box-shadow: none; }
.svc__card--key::before { display: none; }
.svc__card--key:hover { transform: none; box-shadow: none; }
.svc__card--key .svc__bg { opacity: .05; }
.svc__card--key:hover .svc__bg { opacity: .05; }
.svc__card--key .svc__top { margin-bottom: 18px; }
.svc__card--key .svc__icon { color: var(--text-muted); }
.svc__card--key:hover .svc__icon { transform: none; }
.svc__tag {
    align-self: flex-start; margin-bottom: 14px; padding: 5px 9px;
    font: 500 11px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase;
    color: var(--accent-ink); background: rgba(24, 180, 230, .12); border-radius: 2px;
}

/* ===== Вариант 1: светлые карточки на сером поле ===== */
.svc-v1 { background: var(--light-1); }
.svc-v1 .svc__card { box-shadow: 0 1px 2px rgba(14, 22, 32, .05); }
.svc-v1 .svc__card:not(.svc__card--key):hover {
    transform: translateY(-4px); border-color: var(--accent);
    box-shadow: 0 16px 34px rgba(6, 118, 160, .16);
}
.svc-v1 .svc__card:not(.svc__card--key):hover .svc__title,
.svc-v1 .svc__card:not(.svc__card--key):hover .svc__num { color: var(--accent-ink); }
.svc-v1 .svc__card:not(.svc__card--key):hover .svc__list { color: var(--text); }
.svc-v1 .svc__card--key { background: var(--light-1); border-color: var(--light-2); border-style: dashed; }

/* ===== Вариант 2: тёмные карточки на белом ===== */
.svc-v2 { background: var(--light-0); }
.svc-v2 .svc__card { background: var(--dark-1); color: var(--on-dark); border-color: var(--dark-2); }
.svc-v2 .svc__num, .svc-v2 .svc__list, .svc-v2 .svc__text { color: var(--on-dark-muted); }
.svc-v2 .svc__icon { color: var(--accent); }
.svc-v2 .svc__more { color: var(--accent); }
.svc-v2 .svc__bg { opacity: .1; }
.svc-v2 .svc__card:hover .svc__bg { opacity: .08; }
.svc-v2 .svc__card:not(.svc__card--key):hover {
    background: var(--dark-2); transform: translateY(-4px);
    box-shadow: 0 18px 36px rgba(11, 17, 23, .3);
}
.svc-v2 .svc__card:not(.svc__card--key):hover .svc__title { color: #fff; }
.svc-v2 .svc__card:not(.svc__card--key):hover .svc__list { color: var(--on-dark); }
.svc-v2 .svc__card:not(.svc__card--key):hover .svc__num { color: var(--accent); }
.svc-v2 .svc__card--key { background: var(--light-1); color: var(--text); border-color: var(--line); }
.svc-v2 .svc__card--key .svc__num, .svc-v2 .svc__card--key .svc__list { color: var(--text-muted); }
.svc-v2 .svc__card--key .svc__icon { color: var(--text-muted); }
.svc-v2 .svc__card--key .svc__bg { opacity: .06; }

/* ===== Вариант 3: контурные карточки, заливка при наведении ===== */
.svc-v3 { background: var(--light-0); }
.svc-v3 .svc__card { border-color: var(--line); }
.svc-v3 .svc__bg { opacity: 0; }
.svc-v3 .svc__card:not(.svc__card--key):hover {
    background: var(--dark-0); color: var(--on-dark); border-color: var(--dark-0);
    transform: translateY(-3px); box-shadow: 0 18px 36px rgba(11, 17, 23, .22);
}
.svc-v3 .svc__card:not(.svc__card--key):hover .svc__bg { opacity: .13; }
.svc-v3 .svc__card:not(.svc__card--key):hover .svc__title { color: #fff; }
.svc-v3 .svc__card:not(.svc__card--key):hover .svc__list,
.svc-v3 .svc__card:not(.svc__card--key):hover .svc__num { color: var(--on-dark-muted); }
.svc-v3 .svc__card:not(.svc__card--key):hover .svc__icon,
.svc-v3 .svc__card:not(.svc__card--key):hover .svc__more { color: var(--accent); }
.svc-v3 .svc__card--key { background: var(--light-1); border-style: dashed; border-color: var(--light-2); }

/* Плитка «Все услуги» (вариант шестой плитки «all») остаётся кликабельной и заметной */
.svc__card--all { background: var(--dark-0); color: var(--on-dark); border-color: var(--dark-0); }
.svc__card--all .svc__num, .svc__card--all .svc__text { color: var(--on-dark-muted); }
.svc__card--all .svc__icon, .svc__card--all .svc__more { color: var(--accent); }
.svc__card--all:hover { background: var(--dark-1); color: var(--on-dark); }

/* ---------- Срочно ---------- */
.urgent { position: relative; color: var(--on-dark); background: var(--dark-1); padding: clamp(56px, 8vw, 96px) 0; overflow: hidden; }
.urgent::before { content: ""; position: absolute; inset: 0; background: repeating-linear-gradient(-45deg, rgba(242,164,23,.05) 0 14px, transparent 14px 28px); -webkit-mask-image: linear-gradient(90deg, #000, transparent 55%); mask-image: linear-gradient(90deg, #000, transparent 55%); }
.urgent__grid { position: relative; display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(32px, 6vw, 80px); align-items: start; }
.urgent .section__title { color: #fff; }
.urgent__text { color: var(--on-dark-muted); font-size: 17px; }
.urgent__phone { display: inline-flex; align-items: center; gap: 12px; margin-top: 28px; font: 500 clamp(22px, 2.4vw, 28px)/1 var(--mono); color: var(--signal); }
.urgent__phone svg { width: 26px; height: 26px; }
.urgent__phone:hover { color: #fff; }
.urgent__form { padding: clamp(22px, 3vw, 32px); background: var(--dark-2); border: 1px solid var(--dark-line); border-top: 3px solid var(--signal); border-radius: var(--radius); }

/* ---------- Отрасли ---------- */
.inds { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 12px; margin: 0; padding: 0; list-style: none; }
.inds__item { display: flex; flex-direction: column; gap: 6px; padding: 22px 22px 20px; border: 1px solid var(--line); border-radius: var(--radius); transition: border-color .25s, transform .25s var(--ease); }
.inds__item:hover { border-color: var(--accent); transform: translateY(-2px); }
.inds__name { font-weight: 600; font-size: 17px; }
.inds__note { font-size: 14px; color: var(--text-muted); line-height: 1.45; }

/* ---------- О компании ---------- */
.about { display: grid; grid-template-columns: 1.6fr 1fr; gap: clamp(32px, 6vw, 80px); align-items: start; }
.about__panel { position: sticky; top: calc(var(--hdr-h) + 24px); padding: 30px; color: var(--on-dark); background: var(--dark-0); border-radius: var(--radius); }
.about__scope { width: 48px; height: 48px; margin-bottom: 18px; color: var(--accent); }
.about__panel-title { margin-bottom: 8px; font-size: 20px; font-weight: 600; color: #fff; }
.about__panel p { color: var(--on-dark-muted); font-size: 15px; }
.about__panel .link-arrow { color: var(--accent); }

/* ---------- Заявка ---------- */
.cta { padding: clamp(64px, 9vw, 112px) 0; color: var(--on-dark); background: linear-gradient(180deg, var(--dark-0), var(--dark-1)); }
.cta--compact { padding: clamp(56px, 7vw, 88px) 0; }
.cta__grid { display: grid; grid-template-columns: 1fr 1.25fr; gap: clamp(32px, 6vw, 80px); align-items: start; }
.cta .section__title { color: #fff; }
.cta__info > p { color: var(--on-dark-muted); font-size: 17px; }
.cta__steps { margin: 32px 0 0; padding: 0; list-style: none; counter-reset: s; }
.cta__steps li { display: flex; align-items: center; gap: 16px; padding: 14px 0; border-top: 1px solid var(--dark-line); font-weight: 500; }
.cta__steps span { font: 500 13px/1 var(--mono); color: var(--accent); }
.cta__form { padding: clamp(22px, 3vw, 34px); background: var(--dark-2); border: 1px solid var(--dark-line); border-top: 3px solid var(--accent); border-radius: var(--radius); }

/* ---------- Формы ---------- */
.form__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px 18px; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field--wide { grid-column: 1 / -1; }
.field label { font-size: 13.5px; font-weight: 500; color: var(--on-dark-muted); }
.field label span { color: var(--accent); }
.field input, .field select, .field textarea { width: 100%; min-height: 48px; padding: 12px 14px; font: 400 15.5px/1.4 var(--font); color: var(--on-dark); background: var(--dark-0); border: 1px solid var(--dark-line); border-radius: var(--radius); transition: border-color .2s, box-shadow .2s; }
.field textarea { resize: vertical; min-height: 96px; }
.field select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--on-dark-muted) 50%), linear-gradient(135deg, var(--on-dark-muted) 50%, transparent 50%); background-position: calc(100% - 20px) 21px, calc(100% - 15px) 21px; background-size: 5px 5px; background-repeat: no-repeat; padding-right: 40px; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(24,180,230,.18); }
.form--urgent .field input:focus, .form--urgent .field select:focus, .form--urgent .field textarea:focus { border-color: var(--signal); box-shadow: 0 0 0 3px rgba(242,164,23,.18); }
.field.has-error input, .field.has-error textarea { border-color: var(--danger); }
.field__err { font-size: 13px; color: #ff8a8d; }
.file { position: relative; display: grid; grid-template-columns: auto 1fr; gap: 2px 14px; align-items: center; padding: 16px 18px; border: 1px dashed rgba(232,238,243,.25); border-radius: var(--radius); cursor: pointer; color: var(--on-dark); transition: border-color .2s, background .2s; }
.file:hover, .file.is-drag { border-color: var(--accent); background: rgba(24,180,230,.06); }
.file input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.file svg { grid-row: span 2; width: 22px; height: 22px; color: var(--accent); }
.file span { font-size: 15px; font-weight: 500; word-break: break-word; }
.file small { font-size: 12.5px; color: var(--on-dark-muted); }
.form__checks { display: flex; flex-direction: column; gap: 12px; margin: 20px 0 22px; }
.check { position: relative; display: flex; align-items: flex-start; gap: 12px; font-size: 14px; line-height: 1.45; color: var(--on-dark-muted); cursor: pointer; }
.check input { position: absolute; opacity: 0; width: 20px; height: 20px; }
.check__box { display: grid; place-items: center; width: 20px; height: 20px; margin-top: 1px; border: 1px solid rgba(232,238,243,.35); border-radius: 3px; transition: background .2s, border-color .2s; }
.check__box svg { width: 14px; height: 14px; color: var(--dark-0); opacity: 0; transform: scale(.6); transition: opacity .2s, transform .2s var(--ease); }
.check input:checked + .check__box { background: var(--accent); border-color: var(--accent); }
.form--urgent .check input:checked + .check__box { background: var(--signal); border-color: var(--signal); }
.check input:checked + .check__box svg { opacity: 1; transform: none; }
.check input:focus-visible + .check__box { outline: 2px solid var(--accent); outline-offset: 2px; }
.check.has-error .check__box { border-color: var(--danger); }
.check a { color: var(--on-dark); text-decoration: underline; text-decoration-color: rgba(232,238,243,.35); text-underline-offset: 3px; }
.form__foot { display: flex; flex-wrap: wrap; align-items: center; gap: 16px; }
.form__status { margin: 0; font-size: 14px; color: var(--on-dark-muted); }
.form__status.is-ok { color: #6FE0A6; }
.form__status.is-error { color: #ff8a8d; }
.form.is-sent .form__grid, .form.is-sent .form__checks, .form.is-sent .btn { display: none; }
.form.is-sent .form__status { font-size: 17px; padding: 18px 0; }

/* ---------- Внутренние страницы ---------- */
.page { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: clamp(32px, 5vw, 72px); align-items: start; }
.page--full { grid-template-columns: minmax(0, 1fr); }
.page__side { position: sticky; top: calc(var(--hdr-h) + 24px); display: flex; flex-direction: column; gap: 20px; }
.side-cta { padding: 26px; color: var(--on-dark); background: var(--dark-0); border-radius: var(--radius); border-top: 3px solid var(--accent); }
.side-cta__title { margin-bottom: 8px; font-size: 19px; font-weight: 600; color: #fff; }
.side-cta p { font-size: 14.5px; color: var(--on-dark-muted); }
.side-cta__phone { display: flex; align-items: center; justify-content: center; gap: 8px; margin-top: 14px; font: 500 15px/1 var(--mono); color: var(--on-dark); }
.side-cta__phone svg { width: 16px; height: 16px; color: var(--accent); }
.side-nav { border: 1px solid var(--line); border-radius: var(--radius); }
.side-nav__title { padding: 16px 20px 10px; font: 500 12px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--text-muted); }
.side-nav ul { margin: 0; padding: 0 0 8px; list-style: none; }
.side-nav a { display: flex; gap: 12px; padding: 10px 20px; font-size: 14.5px; line-height: 1.35; color: var(--text); border-left: 2px solid transparent; }
.side-nav a:hover { background: var(--light-1); color: var(--text); }
.side-nav a.is-active { border-left-color: var(--accent); background: var(--light-1); font-weight: 500; }
.side-nav__num { font: 500 12px/1.6 var(--mono); color: var(--text-muted); }

/* Текст из админки */
.prose { font-size: 17px; line-height: 1.7; color: #1D2833; }
.prose > *:first-child { margin-top: 0; }
.prose h2 { margin: 1.8em 0 .6em; font-size: clamp(24px, 2.4vw, 30px); color: var(--text); }
.prose h3 { margin: 1.6em 0 .5em; font-size: 20px; color: var(--text); }
.prose h4 { margin: 1.4em 0 .4em; font-size: 17px; }
.prose ul, .prose ol { margin: 0 0 1.2em; padding-left: 0; list-style: none; }
.prose ul > li { position: relative; padding-left: 26px; margin-bottom: .5em; }
.prose ul > li::before { content: ""; position: absolute; left: 2px; top: .72em; width: 12px; height: 2px; background: var(--accent); }
.prose ol { counter-reset: li; }
.prose ol > li { position: relative; padding-left: 38px; margin-bottom: .6em; counter-increment: li; }
.prose ol > li::before { content: counter(li, decimal-leading-zero); position: absolute; left: 0; top: .15em; font: 500 13px/1.6 var(--mono); color: var(--accent-ink); }
.prose strong, .prose b { font-weight: 600; color: var(--text); }
.prose a { text-decoration: underline; text-underline-offset: 3px; }
.prose blockquote { margin: 1.5em 0; padding: 18px 22px; background: var(--light-1); border-left: 3px solid var(--accent); }
.prose table { width: 100%; margin: 1.5em 0; border-collapse: collapse; font-size: 15px; display: block; overflow-x: auto; }
.prose th, .prose td { padding: 10px 14px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.prose th { font-weight: 600; background: var(--light-1); }
.prose img { height: auto; margin: 1.5em 0; border-radius: var(--radius); }
.prose hr { margin: 2em 0; border: 0; border-top: 1px solid var(--line); }
.prose .lead { font-size: 19px; color: var(--text); }
.prose .cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; margin: 1.5em 0; }
.prose .card { padding: 22px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--light-0); }
.prose .card h3 { margin-top: 0; font-size: 18px; }
.prose .card p:last-child, .prose .card ul:last-child { margin-bottom: 0; }
.prose .tags { display: flex; flex-wrap: wrap; gap: 8px; margin: 1em 0 1.5em; padding: 0; }
.prose .tags li { padding: 6px 10px; margin: 0; font: 500 13px/1.2 var(--mono); background: var(--light-1); border: 1px solid var(--line); border-radius: 3px; }
.prose .tags li::before { display: none; }
.prose .note { padding: 16px 20px; background: #FFF7E6; border-left: 3px solid var(--signal); font-size: 15.5px; }

.gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; margin-top: 32px; }
.gallery__item { position: relative; display: block; overflow: hidden; border-radius: var(--radius); aspect-ratio: 4 / 3; background: var(--light-2); }
.gallery__item img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease); }
.gallery__item:hover img { transform: scale(1.04); }
.gallery__item span { position: absolute; left: 0; right: 0; bottom: 0; padding: 10px 12px; font-size: 13px; color: #fff; background: linear-gradient(transparent, rgba(0,0,0,.7)); }
.docs { display: grid; gap: 10px; margin: 32px 0 0; padding: 0; list-style: none; }
.docs__item { display: flex; align-items: center; gap: 14px; padding: 16px 18px; border: 1px solid var(--line); border-radius: var(--radius); color: var(--text); transition: border-color .2s, background .2s; }
.docs__item:hover { border-color: var(--accent); background: var(--light-1); color: var(--text); }
.docs__item > svg { width: 24px; height: 24px; color: var(--accent-ink); }
.docs__item span { display: flex; flex-direction: column; font-weight: 500; }
.docs__item small { font-weight: 400; font-size: 13.5px; color: var(--text-muted); }
.docs__dl { margin-left: auto; width: 20px; height: 20px; color: var(--text-muted); }
.links { display: flex; flex-direction: column; gap: 10px; margin: 28px 0 0; padding: 0; list-style: none; }

.contacts { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 12px; margin-bottom: 32px; }
.contacts__item { display: flex; gap: 14px; padding: 20px; border: 1px solid var(--line); border-radius: var(--radius); color: var(--text); }
a.contacts__item:hover { border-color: var(--accent); color: var(--text); }
.contacts__item svg { width: 22px; height: 22px; color: var(--accent-ink); margin-top: 2px; }
.contacts__item span { display: flex; flex-direction: column; }
.contacts__item b { font-weight: 600; }
.contacts__item small { font-size: 13.5px; color: var(--text-muted); }
.map { margin-top: 32px; aspect-ratio: 16 / 9; border-radius: var(--radius); overflow: hidden; background: var(--light-2); }
.map iframe { width: 100%; height: 100%; border: 0; }

/* ---------- Подвал ---------- */
.ftr { color: var(--on-dark-muted); background: var(--dark-0); border-top: 1px solid var(--dark-line); font-size: 14.5px; }
.ftr__grid { display: grid; grid-template-columns: 1.3fr 1.2fr 1fr 1fr; gap: 40px; padding-top: 64px; padding-bottom: 48px; }
.ftr__logo img { height: 34px; width: auto; margin-bottom: 18px; }
.ftr__lead { max-width: 300px; margin-bottom: 22px; }
.ftr .btn--ghost { color: var(--on-dark); }
.ftr__title { margin-bottom: 16px; font: 500 12px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--on-dark); }
.ftr__col ul { margin: 0; padding: 0; list-style: none; }
.ftr__col li { margin-bottom: 10px; line-height: 1.4; }
.ftr a { color: var(--on-dark-muted); }
.ftr a:hover { color: var(--accent); }
.ftr__contact { display: flex; gap: 10px; margin-bottom: 12px; line-height: 1.4; }
a.ftr__contact { color: var(--on-dark); white-space: nowrap; }
.ftr__contact span { white-space: normal; }
.ftr__contact svg { width: 16px; height: 16px; margin-top: 3px; color: var(--accent); }
.ftr__contact small { display: block; font-size: 12.5px; color: var(--on-dark-muted); }
.ftr__social { display: flex; gap: 10px; margin-top: 16px; }
.ftr__social a { display: grid; place-items: center; width: 40px; height: 40px; border: 1px solid var(--dark-line); border-radius: var(--radius); color: var(--on-dark); }
.ftr__social a:hover { border-color: var(--accent); }
.ftr__social svg { width: 18px; height: 18px; }
.ftr__req { display: flex; flex-wrap: wrap; gap: 6px 26px; padding-top: 20px; padding-bottom: 20px; border-top: 1px solid var(--dark-line); font: 400 12.5px/1.5 var(--mono); }
.ftr__req b { font-weight: 500; color: var(--on-dark); }
.ftr__bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px; padding-top: 20px; padding-bottom: 28px; border-top: 1px solid var(--dark-line); font-size: 13px; }

/* ---------- Окна ---------- */
.modal { position: fixed; inset: 0; z-index: 80; display: grid; place-items: center; padding: 16px; }
.modal[hidden] { display: none; }
.modal__backdrop { position: absolute; inset: 0; background: rgba(5, 9, 13, .72); -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px); animation: fade .25s; }
.modal__box { position: relative; width: 100%; max-width: 680px; max-height: calc(100vh - 32px); max-height: calc(100dvh - 32px); overflow-y: auto; padding: clamp(24px, 4vw, 40px); color: var(--on-dark); background: var(--dark-1); border: 1px solid var(--dark-line); border-top: 3px solid var(--accent); border-radius: var(--radius); animation: rise .35s var(--ease); }
.modal__box--text { max-width: 760px; color: var(--text); background: var(--light-0); border-color: var(--line); border-top-color: var(--accent); }
.modal__title { font-size: clamp(24px, 3vw, 32px); color: #fff; }
.modal__lead { color: var(--on-dark-muted); margin-bottom: 24px; }
.modal__close { position: absolute; right: 12px; top: 12px; width: 40px; height: 40px; padding: 10px; border: 0; background: transparent; color: inherit; opacity: .7; }
.modal__close:hover { opacity: 1; }
.modal__box--text .prose { font-size: 15px; }
.modal__box--text .prose h2 { margin-top: 0; font-size: 24px; }
body.has-modal { overflow: hidden; }
@keyframes fade { from { opacity: 0; } }
@keyframes rise { from { opacity: 0; transform: translateY(16px); } }

.cookie { position: fixed; left: 16px; right: 16px; bottom: 16px; z-index: 60; display: flex; align-items: center; gap: 18px; max-width: 640px; margin: 0 auto; padding: 16px 18px; font-size: 13.5px; line-height: 1.45; color: var(--on-dark-muted); background: var(--dark-1); border: 1px solid var(--dark-line); border-radius: var(--radius); box-shadow: 0 20px 40px rgba(0,0,0,.35); }
.cookie[hidden] { display: none; }
.cookie p { margin: 0; }
.cookie .btn { color: var(--on-dark); flex-shrink: 0; }

/* ---------- Появление при прокрутке ---------- */
.js [data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity .7s var(--ease), transform .7s var(--ease); transition-delay: var(--d, 0ms); }
.js [data-reveal].is-in { opacity: 1; transform: none; }

/* ---------- Адаптив ---------- */
@media (max-width: 1180px) {
    .hdr__phone span { display: none; }
    .nav__link { padding: 0 9px; font-size: 14.5px; }
    .ftr__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 1020px) {
    :root { --hdr-h: 64px; }
    /* размытие под шапкой ломает раскрытие мобильного меню — на узких экранах шапка сплошная */
    .hdr.is-scrolled, .page-inner .hdr, .page-404 .hdr { -webkit-backdrop-filter: none; backdrop-filter: none; background: rgba(11, 17, 23, .98); }
    .hdr__burger { display: inline-flex; }
    .hdr__phone { display: none; }
    .nav { position: fixed; inset: var(--hdr-h) 0 0; margin: 0; padding: 12px var(--gutter) 32px; overflow-y: auto; background: var(--dark-0); border-top: 1px solid var(--dark-line); opacity: 0; visibility: hidden; transform: translateY(-8px); transition: opacity .25s, transform .25s var(--ease), visibility .25s; }
    body.nav-open { overflow: hidden; }
    body.nav-open .nav { opacity: 1; visibility: visible; transform: none; }
    body.nav-open .hdr { background: var(--dark-0); }
    body.nav-open .hdr__burger .icon-open { display: none; }
    body.nav-open .hdr__burger .icon-close { display: block; }
    .nav__list { flex-direction: column; gap: 0; }
    .nav__item { border-bottom: 1px solid var(--dark-line); }
    .nav__link { height: auto; padding: 16px 48px 16px 0; font-size: 17px; }
    .nav__link::after, .nav__caret { display: none; }
    .nav__toggle { position: absolute; right: 0; top: 8px; display: grid; place-items: center; width: 40px; height: 40px; border: 1px solid var(--dark-line); border-radius: var(--radius); background: transparent; color: var(--on-dark); }
    .nav__toggle svg { width: 18px; height: 18px; transition: transform .25s; }
    .nav__item.is-open .nav__toggle svg { transform: rotate(180deg); }
    .nav__sub { position: static; min-width: 0; margin: 0 0 12px; padding: 0; background: transparent; border: 0; box-shadow: none; opacity: 1; visibility: visible; transform: none; display: none; }
    .nav__item.is-open .nav__sub { display: block; }
    .nav__sub a { padding: 10px 0 10px 16px; border-left: 1px solid var(--dark-line); border-radius: 0; color: var(--on-dark-muted); }
    .nav__mobile-extra { display: flex; flex-direction: column; gap: 14px; margin-top: 24px; }
    .nav__phone { display: inline-flex; align-items: center; gap: 10px; font: 500 19px/1 var(--mono); color: var(--on-dark); }
    .nav__phone svg { width: 20px; height: 20px; color: var(--accent); }

    .svc { grid-template-columns: 1fr 1fr; }
    .svc__card--key { grid-column: 1 / -1; }
    .urgent__grid, .cta__grid, .about, .page { grid-template-columns: 1fr; }
    .about__panel, .page__side { position: static; }
}
@media (max-width: 640px) {
    .hdr__cta { display: none; }
    .hdr__logo img { height: 32px; }
    .hero__actions .btn { width: 100%; }
    .hero__badges { gap: 10px 18px; }
    .facts__grid { grid-template-columns: 1fr 1fr; }
    .fact { padding: 24px 16px; border-left: 0; border-top: 1px solid var(--dark-line); }
    .fact:nth-child(even) { border-left: 1px solid var(--dark-line); }
    .fact:first-child { padding-left: 16px; }
    .fact:nth-child(-n+2) { border-top: 0; }
    .svc { grid-template-columns: 1fr; }
    .svc__card { padding: 26px 22px 24px; }
    .svc__top { margin-bottom: 24px; }
    .form__grid { grid-template-columns: 1fr; }
    .form__foot .btn { width: 100%; }
    .ftr__grid { grid-template-columns: 1fr; gap: 32px; padding-top: 48px; }
    .cookie { flex-direction: column; align-items: stretch; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
    .hero__wave-sine, .hero__wave-pwm { stroke-dashoffset: 0; }
    .js [data-reveal] { opacity: 1; transform: none; }
}


/* ==========================================================================
   Фоны первого экрана (варианты 1–3, переключаются переменной hero_variant)
   ========================================================================== */
.bg { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.bg__svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.bg__glow { position: absolute; inset: 0; background:
    radial-gradient(900px 480px at 18% 42%, rgba(11,17,23,.93), rgba(11,17,23,.55) 45%, transparent 72%),
    linear-gradient(180deg, rgba(11,17,23,.55), transparent 30%, rgba(11,17,23,.85)); }

/* Вариант 1 — печатная плата */
.bg--pcb .bg__svg { -webkit-mask-image: radial-gradient(120% 100% at 75% 40%, #000 35%, transparent 85%); mask-image: radial-gradient(120% 100% at 75% 40%, #000 35%, transparent 85%); }
.bg--pcb .bg__pads circle, .bg--pcb .bg__pads rect { animation: padglow 6s ease-in-out infinite; }
.bg--pcb .bg__pads circle:nth-child(2n) { animation-delay: 1.4s; }
.bg--pcb .bg__pads circle:nth-child(3n) { animation-delay: 2.8s; }
@keyframes padglow { 0%, 100% { stroke: #22506B; } 50% { stroke: #2E7FA6; } }
.bg__flow .f { stroke-dasharray: 160 2400; stroke-dashoffset: 2560; animation: flow 9s linear infinite; }
.bg__flow .f2 { animation-duration: 11s; animation-delay: -3s; }
.bg__flow .f3 { animation-duration: 8s; animation-delay: -5s; }
.bg__flow .f4 { animation-duration: 12s; animation-delay: -2s; }
.bg__flow .f5 { animation-duration: 10s; animation-delay: -6s; }
.bg__flow .f6 { animation-duration: 13s; animation-delay: -4s; }
@keyframes flow { to { stroke-dashoffset: 0; } }

/* Вариант 2 — осциллограф */
.bg--scope { background: radial-gradient(1000px 560px at 70% 30%, rgba(24,180,230,.10), transparent 65%); }
.bg__grid-fine { position: absolute; inset: 0; background-image:
    linear-gradient(rgba(232,238,243,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(232,238,243,.045) 1px, transparent 1px);
    background-size: 26px 26px; -webkit-mask-image: linear-gradient(180deg, transparent, #000 25%, #000 75%, transparent); mask-image: linear-gradient(180deg, transparent, #000 25%, #000 75%, transparent); }
.bg--scope .bg__svg { bottom: 0; top: auto; height: 46%; -webkit-mask-image: linear-gradient(90deg, transparent, #000 38%); mask-image: linear-gradient(90deg, transparent, #000 38%); }
.bg--scope .w { vector-effect: non-scaling-stroke; }
.w--sine { stroke: #18B4E6; stroke-width: 2.5; filter: drop-shadow(0 0 8px rgba(24,180,230,.55)); stroke-dasharray: 3200; stroke-dashoffset: 3200; animation: trace 6s var(--ease) .2s forwards; }
.w--pwm { stroke: rgba(232,238,243,.18); stroke-width: 1.8; stroke-dasharray: 7000; stroke-dashoffset: 7000; animation: trace 9s linear forwards; }
.w--ripple { stroke: rgba(242,164,23,.35); stroke-width: 2; stroke-dasharray: 2600; stroke-dashoffset: 2600; animation: trace 8s var(--ease) 1s forwards; }
.bg__scan { position: absolute; top: 0; bottom: 0; width: 220px; background: linear-gradient(90deg, transparent, rgba(24,180,230,.10), transparent); animation: scan 7s linear infinite; }
@keyframes scan { from { transform: translateX(-240px); } to { transform: translateX(100vw); } }

/* Вариант 3 — промышленный контур */
.bg--industrial .bg__svg { left: auto; right: 0; width: min(68%, 1000px); -webkit-mask-image: linear-gradient(90deg, transparent, #000 30%); mask-image: linear-gradient(90deg, transparent, #000 30%); }
.bg--industrial .bg__glow { background: radial-gradient(760px 520px at 14% 45%, rgba(11,17,23,.96), rgba(11,17,23,.5) 50%, transparent 76%), linear-gradient(180deg, rgba(11,17,23,.6), transparent 35%, rgba(11,17,23,.8)); }
.bg--industrial .led { animation: blink 2.6s ease-in-out infinite; }
.bg--industrial .led2 { animation-delay: .5s; }
.bg--industrial .led3 { animation-delay: 1.1s; }
@keyframes blink { 0%, 100% { opacity: .35; } 50% { opacity: 1; } }
.bg__rotor-blades { transform-box: fill-box; transform-origin: center; animation: spin 9s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.bg--industrial .bg__flow .f { stroke-dasharray: 220 2200; stroke-dashoffset: 2420; animation: flow 8s linear infinite; filter: drop-shadow(0 0 6px rgba(24,180,230,.5)); }

@media (prefers-reduced-motion: reduce) {
    .bg__flow .f, .bg__scan, .bg__rotor-blades, .bg--industrial .led, .bg--pcb .bg__pads circle { animation: none !important; }
    .w { stroke-dashoffset: 0 !important; }
}


/* ==========================================================================
   Блоки главной: преимущества, решения, отрасли, бренды, Сахалин
   ========================================================================== */

/* --- Преимущества --- */
.adv { background: var(--dark-1); color: var(--on-dark); border-top: 1px solid var(--dark-line); }
.adv__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1px; background: var(--dark-line); }
.adv__item { position: relative; overflow: hidden; min-height: 232px; padding: 34px 28px 32px; background: var(--dark-1); transition: background .35s; }
.adv__item:hover { background: var(--dark-2); }
.adv__ghost { position: absolute; right: 16px; bottom: 14px; width: 84px; height: 84px; color: rgba(24,180,230,.26); transition: transform .5s var(--ease), color .35s; }
.adv__item:hover .adv__ghost { transform: translate(-5px, -5px) scale(1.05); color: rgba(24,180,230,.42); }
.adv__icon { display: none; width: 34px; height: 34px; margin-bottom: 16px; color: var(--accent); }
.adv__title { position: relative; font-size: clamp(18px, 1.7vw, 21px); font-weight: 600; color: #fff; }
.adv__text { position: relative; margin: 10px 0 0; font-size: 14.5px; line-height: 1.5; color: var(--on-dark-muted); }
/* Вариант «icons»: иконка сверху, заголовок акцентным цветом, без крупной подложки */
.adv--icons .adv__ghost { display: none; }
.adv--icons .adv__icon { display: block; }
.adv--icons .adv__title { color: var(--accent); }

/* --- Отрасли --- */
.inds__item { position: relative; overflow: hidden; }
.inds__bg { position: absolute; inset: 0; background-image: var(--bg); background-size: cover; background-position: center; opacity: .09; transition: opacity .4s var(--ease), transform .6s var(--ease); }
.inds__item:hover .inds__bg { opacity: .22; transform: scale(1.06); }
.inds__body { position: relative; display: flex; flex-direction: column; gap: 6px; }

/* --- Лента брендов --- */
.brands { padding: clamp(36px, 5vw, 56px) 0; background: var(--dark-0); color: var(--on-dark); overflow: hidden; }
.brands__head { margin-bottom: 26px; font: 500 12px/1.4 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--on-dark-muted); }
.brands__track { display: flex; -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.brands__row { display: flex; gap: 56px; padding-left: 56px; white-space: nowrap; animation: marquee 48s linear infinite; }
.brands:hover .brands__row { animation-play-state: paused; }
.brands__item { font: 500 clamp(18px, 2vw, 26px)/1 var(--font); letter-spacing: .01em; color: rgba(232,238,243,.42); transition: color .3s; }
.brands__item:hover { color: var(--accent); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* --- Типы обслуживаемого оборудования --- */
.section__lead { max-width: 720px; margin-top: 14px; font-size: 17px; line-height: 1.6; color: var(--text-muted); }
.eq { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(14px, 1.4vw, 20px); }
.eq__card {
    display: flex; flex-direction: column; padding: 26px 26px 22px;
    background: var(--light-0); border: 1px solid var(--line); border-radius: var(--radius);
    border-top: 3px solid var(--accent);
    transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}
.eq__card:hover { transform: translateY(-3px); box-shadow: 0 14px 30px rgba(14, 22, 32, .1); }
.eq__head { display: flex; align-items: center; gap: 13px; margin-bottom: 16px; }
.eq__icon { width: 34px; height: 34px; color: var(--accent-ink); transition: transform .4s var(--ease); }
.eq__card:hover .eq__icon { transform: translateY(-2px) scale(1.05); }
.eq__title { margin: 0; font-size: clamp(17px, 1.35vw, 19px); line-height: 1.3; }
.eq__list { margin: 0; padding: 0; list-style: none; font-size: 14.5px; line-height: 1.5; color: var(--text-muted); }
.eq__list li { position: relative; padding: 9px 0 9px 18px; border-top: 1px solid var(--line); }
.eq__list li::before { content: ""; position: absolute; left: 0; top: 1.05em; width: 9px; height: 2px; background: var(--accent); }
.eq__note { margin-top: 22px; padding: 16px 20px; font-size: 15px; line-height: 1.55; background: #FFF7E6; border-left: 3px solid var(--signal); }

@media (max-width: 1020px) {
    .eq { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
    .eq { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
    .adv__item { padding: 26px 20px; }
}
@media (prefers-reduced-motion: reduce) {
    .brands__row { animation: none; }
}

/* Порядок работы (ol.steps в текстах страниц) */
.prose ol.steps { counter-reset: st; display: grid; gap: 6px; margin: 1.4em 0 1.6em; }
.prose ol.steps > li {
    position: relative; display: block;
    padding: 11px 18px 11px 58px; margin: 0; font-size: 15.5px; line-height: 1.5;
    background: var(--light-1); border-left: 3px solid var(--accent); counter-increment: st;
}
.prose ol.steps > li::before {
    content: counter(st, decimal-leading-zero); position: absolute; left: 18px; top: 11px;
    font: 500 13px/1.5 var(--mono); color: var(--accent-ink);
    background: none; border: 0; width: auto; height: auto;
}
.prose ol.steps > li b { display: inline; margin: 0; }

/* --- Иконки связи в шапке --- */
.hdr__icons { display: flex; align-items: center; gap: 6px; }
.hdr__icon { display: grid; place-items: center; width: 38px; height: 38px; color: var(--on-dark); border: 1px solid var(--dark-line); border-radius: var(--radius); transition: color .25s, border-color .25s, transform .25s var(--ease), background .25s; }
.hdr__icon svg { width: 18px; height: 18px; }
.hdr__icon:hover { color: var(--accent); border-color: var(--accent); background: rgba(24,180,230,.08); transform: translateY(-2px); }
.hdr__icon--mail svg { animation: nudge 7s ease-in-out infinite; }
.hdr__icon--tg svg { animation: fly 6s ease-in-out infinite; }
.hdr__icon--wa { position: relative; }
.hdr__icon--wa::after { content: ""; position: absolute; inset: -1px; border: 1px solid var(--ok); border-radius: var(--radius); opacity: 0; animation: ring 4.5s ease-out infinite; }
.hdr__phone-icon { animation: shake 5s ease-in-out infinite; transform-origin: 50% 60%; }
@keyframes nudge { 0%, 88%, 100% { transform: translateY(0); } 92% { transform: translateY(-3px); } 96% { transform: translateY(1px); } }
@keyframes fly { 0%, 70%, 100% { transform: translate(0, 0); } 80% { transform: translate(3px, -3px); } 90% { transform: translate(-1px, 1px); } }
@keyframes ring { 0% { opacity: .9; transform: scale(1); } 60%, 100% { opacity: 0; transform: scale(1.35); } }
@keyframes shake { 0%, 84%, 100% { transform: rotate(0); } 87% { transform: rotate(-12deg); } 90% { transform: rotate(10deg); } 93% { transform: rotate(-6deg); } 96% { transform: rotate(3deg); } }
.nav__link { white-space: nowrap; }
.hdr__cta { white-space: nowrap; margin-right: 4px; }

/* Кнопка тендера: спокойный контур в тон шапке, высота как у иконок */
.btn--quiet {
    display: inline-flex; align-items: center; height: 38px; padding: 0 16px;
    font: 500 13.5px/1 var(--font); color: var(--on-dark); background: transparent;
    border: 1px solid var(--dark-line); border-radius: var(--radius);
    cursor: pointer; white-space: nowrap;
    transition: color .25s, border-color .25s, background .25s;
}
.btn--quiet:hover { color: var(--accent); border-color: var(--accent); background: rgba(24, 180, 230, .08); }
@media (max-width: 1280px) { .hdr__icons { display: none; } }
@media (prefers-reduced-motion: reduce) {
    .hdr__icon--mail svg, .hdr__icon--tg svg, .hdr__phone-icon, .hdr__icon--wa::after { animation: none; }
}

/* --- Карусель фотографий --- */
.carousel { position: relative; margin-top: 32px; }
.carousel__viewport { overflow: hidden; border-radius: var(--radius); }
.carousel__track { display: flex; transition: transform .5s var(--ease); }
.carousel__slide { position: relative; flex: 0 0 100%; display: block; aspect-ratio: 3 / 2; background: var(--light-2); }
.carousel__slide img { width: 100%; height: 100%; object-fit: cover; }
.carousel__cap { position: absolute; left: 0; right: 0; bottom: 0; padding: 14px 18px; font-size: 14px; color: #fff; background: linear-gradient(transparent, rgba(11, 17, 23, .78)); }
.carousel__nav {
    position: absolute; top: 50%; z-index: 2; display: grid; place-items: center;
    width: 44px; height: 44px; margin-top: -22px; padding: 0; cursor: pointer;
    color: var(--on-dark); background: rgba(11, 17, 23, .62); border: 1px solid rgba(232, 238, 243, .18);
    border-radius: 50%; transition: background .25s, color .25s;
}
.carousel__nav:hover { background: var(--accent); color: var(--dark-0); }
.carousel__nav svg { width: 18px; height: 18px; }
.carousel__nav--prev { left: 14px; }
.carousel__nav--prev svg { transform: rotate(180deg); }
.carousel__nav--next { right: 14px; }
.carousel__nav[disabled] { opacity: .35; cursor: default; }
.carousel__dots { display: flex; justify-content: center; gap: 8px; margin-top: 14px; }
.carousel__dot { width: 8px; height: 8px; padding: 0; cursor: pointer; background: var(--light-2); border: 0; border-radius: 50%; transition: background .25s, transform .25s; }
.carousel__dot.is-active { background: var(--accent-ink); transform: scale(1.35); }
@media (max-width: 640px) {
    .carousel__nav { width: 38px; height: 38px; margin-top: -19px; }
    .carousel__nav--prev { left: 8px; }
    .carousel__nav--next { right: 8px; }
}
@media (prefers-reduced-motion: reduce) {
    .carousel__track { transition: none; }
}

/* --- Анимация главного заголовка --- */
.hero__title .typer__caret {
    display: inline-block; width: 3px; height: .82em; margin-left: .08em;
    vertical-align: -.06em; background: var(--accent);
    animation: caret 1.05s steps(1, end) infinite;
}
@keyframes caret { 0%, 55% { opacity: 1; } 56%, 100% { opacity: 0; } }
@media (prefers-reduced-motion: reduce) {
    .hero__title .typer__caret { display: none; }
}

/* --- Перечни «Что диагностируем и ремонтируем»: появление и отклик --- */
.prose .tags li {
    opacity: 0; transform: translateY(6px);
    transition: opacity .45s var(--ease), transform .45s var(--ease),
                color .25s, border-color .25s, background .25s;
}
.prose .tags li.is-in { opacity: 1; transform: none; }
.prose .tags li:hover {
    color: var(--accent-ink); background: var(--light-0);
    border-color: var(--accent); transform: translateY(-2px);
}
@media (prefers-reduced-motion: reduce) {
    .prose .tags li { opacity: 1; transform: none; transition: none; }
}

/* Лента брендов под плитками раздела */
.prose .tags--brands { align-items: center; margin-top: -.4em; }
.prose .tags--brands li { font-size: 12.5px; letter-spacing: .04em; text-transform: uppercase; color: var(--text-muted); }
.prose .tags-label { margin: 1.6em 0 .6em; font: 500 12px/1.4 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--text-muted); }

/* --- «Порядок работы»: отклик при наведении --- */
.prose ol.steps > li { border-left-width: 3px; transition: background .3s, border-color .3s, transform .3s var(--ease); }
.prose ol.steps > li::after {
    content: ""; position: absolute; left: -3px; top: 0; bottom: 0; width: 3px;
    background: var(--accent-ink); transform: scaleY(0); transform-origin: top;
    transition: transform .4s var(--ease);
}
.prose ol.steps > li:hover { background: var(--light-2); transform: translateX(3px); }
.prose ol.steps > li:hover::after { transform: scaleY(1); }
@media (prefers-reduced-motion: reduce) {
    .prose ol.steps > li, .prose ol.steps > li::after { transition: none; }
}

/* --- Плитки разделов плотнее --- */
.prose .cols { grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 14px; margin: 1.3em 0; }
.prose .card { padding: 18px 18px 16px; }
.prose .card h3 { font-size: 16.5px; line-height: 1.3; margin-bottom: .5em; }
.prose .card p { font-size: 14.5px; line-height: 1.5; margin-bottom: .6em; }
.prose .card ul > li { padding-left: 20px; margin-bottom: .32em; font-size: 14px; line-height: 1.45; }
.prose .card ul > li::before { width: 9px; top: .66em; }

/* --- Виды выполняемых работ: дерево операций --- */
.prose .ops { margin: 1.2em 0 1.6em; padding: 20px 22px; background: var(--light-1); border-left: 3px solid var(--accent); border-radius: var(--radius); }
.prose .ops__title { margin: 0 0 12px; font: 500 12px/1.4 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--accent-ink); }
.prose .ops ul { margin: 0; }
.prose .ops > ul > li { padding-left: 22px; margin-bottom: .5em; font-size: 15px; }
.prose .ops > ul > li::before { width: 10px; }
.prose .ops ul ul { margin: .4em 0 .2em; }
.prose .ops ul ul > li { padding-left: 20px; margin-bottom: .3em; font-size: 14px; color: var(--text-muted); }
.prose .ops ul ul > li::before { width: 6px; background: var(--text-muted); }