/*
Theme Name: Robosolution
Theme URI: https://robosolution.ru/
Description: Robosolution — кастомная тема для каталога автономных роботов и решений для бизнеса (B2B, модель «заявка → подбор инженером»).
Author: Robosolution
Version: 1.1.1
Requires at least: 6.0
Requires PHP: 8.0
Text Domain: robots
*/

/* ============================================================
 * ДИЗАЙН-ТОКЕНЫ (выверены замерами референсов, см. IA-DESIGN.md §1)
 * ============================================================ */
:root {
    --rb-ink:        #09091C; /* near-black navy — заголовки/тёмные секции (Gausium) */
    --rb-ink-soft:   #1A2236;
    --rb-navy:       #0B1430; /* тёмные hero-панели */
    --rb-surface:    #FFFFFF;
    --rb-surface-2:  #F5F7FB; /* светлый фон чередующихся секций */
    --rb-surface-3:  #EEF2F9;
    --rb-line:       #E2E7F0;
    --rb-body:       #59657B; /* основной текст — slate-grey */
    --rb-muted:      #97A1B4; /* третичный текст/подписи */

    --rb-accent:     #2F6BFF;
    --rb-accent-700: #1E4FD0;
    --rb-accent-900: #011DD4;
    --rb-accent-100: #E8EFFF;
    --rb-cyan:       #19D3DA;

    --rb-ok:         #128A5B;
    --rb-ok-bg:      #E3F5EC;
    --rb-warn:       #B7791F;
    --rb-warn-bg:    #FBF1DE;

    --rb-font-sans:  "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
    --rb-font-head:  "Inter Tight", "Inter", system-ui, sans-serif;

    --rb-radius-sm:  10px;
    --rb-radius:     16px;
    --rb-radius-lg:  26px;
    --rb-shadow:     0 8px 30px rgba(11,16,32,.08);
    --rb-shadow-lg:  0 30px 70px rgba(11,16,32,.16);
    --rb-shadow-accent: 0 14px 34px rgba(47,107,255,.32);

    --rb-container:  1240px;
    --rb-gutter:     clamp(16px, 4vw, 40px);
    --rb-section:    clamp(64px, 9vw, 132px);

    --rb-ease:       cubic-bezier(.22,.61,.36,1);
    --rb-header-h:   72px;
}

/* ---------- Reset / base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: var(--rb-font-sans);
    color: var(--rb-body);
    background: var(--rb-surface);
    line-height: 1.65;
    font-size: 17px;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}
h1, h2, h3, h4, h5 { font-family: var(--rb-font-head); color: var(--rb-ink); line-height: 1.1; letter-spacing: -.02em; font-weight: 700; margin: 0 0 .5em; }
h1 { font-size: clamp(38px, 5.6vw, 66px); }
h2 { font-size: clamp(30px, 4vw, 52px); }
h3 { font-size: clamp(20px, 2vw, 26px); }
p { margin: 0 0 1rem; }
a { color: var(--rb-accent); text-decoration: none; transition: color .2s var(--rb-ease); }
a:hover { color: var(--rb-accent-700); }
img, svg, video { max-width: 100%; height: auto; display: block; }
ul { margin: 0; padding: 0; }
:focus-visible { outline: 3px solid var(--rb-accent); outline-offset: 2px; border-radius: 4px; }

.rb-container { width: 100%; max-width: var(--rb-container); margin-inline: auto; padding-inline: var(--rb-gutter); }
.rb-section { padding-block: var(--rb-section); }
.rb-section--tint { background: var(--rb-surface-2); }
.rb-section--ink { background: var(--rb-ink); color: #C7D0E0; }
.rb-section--ink h2, .rb-section--ink h3 { color: #fff; }

.rb-eyebrow { display: inline-flex; align-items: center; gap: 8px; font-family: var(--rb-font-sans); font-weight: 600; font-size: 13px; letter-spacing: .14em; text-transform: uppercase; color: var(--rb-accent); margin: 0 0 16px; }
.rb-eyebrow::before { content: ""; width: 22px; height: 2px; background: var(--rb-accent); border-radius: 2px; }
.rb-section--ink .rb-eyebrow { color: var(--rb-cyan); }
.rb-section--ink .rb-eyebrow::before { background: var(--rb-cyan); }

.rb-head { max-width: 720px; margin-bottom: clamp(32px, 4vw, 56px); }
.rb-head--center { margin-inline: auto; text-align: center; }
.rb-head p { font-size: 18px; margin-top: 6px; }

/* ---------- Buttons ---------- */
.rb-btn { display: inline-flex; align-items: center; justify-content: center; gap: 9px; font-family: var(--rb-font-sans); font-weight: 600; font-size: 16px; line-height: 1; padding: 14px 26px; border-radius: 999px; border: 1.5px solid transparent; cursor: pointer; transition: transform .25s var(--rb-ease), background .25s var(--rb-ease), box-shadow .25s var(--rb-ease), color .2s; white-space: nowrap; }
.rb-btn--primary { background: var(--rb-accent); color: #fff; box-shadow: var(--rb-shadow-accent); }
.rb-btn--primary:hover { background: var(--rb-accent-900); color: #fff; transform: translateY(-2px); }
.rb-btn--ghost { background: transparent; color: var(--rb-ink); border-color: var(--rb-line); }
.rb-btn--ghost:hover { border-color: var(--rb-ink); color: var(--rb-ink); transform: translateY(-2px); }
.rb-btn--light { background: #fff; color: var(--rb-ink); }
.rb-btn--light:hover { background: #fff; color: var(--rb-accent-900); transform: translateY(-2px); }
.rb-btn--on-dark { background: rgba(255,255,255,.08); color: #fff; border-color: rgba(255,255,255,.28); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); }
.rb-btn--on-dark:hover { background: rgba(255,255,255,.16); color: #fff; }
.rb-btn--lg { padding: 17px 34px; font-size: 17px; }
.rb-btn--block { width: 100%; }
.rb-btn__arrow { transition: transform .25s var(--rb-ease); }
.rb-btn:hover .rb-btn__arrow { transform: translateX(3px); }

/* ============================================================
 * HEADER / NAV
 * ============================================================ */
.site-header { position: sticky; top: 0; z-index: 100; transition: background .3s var(--rb-ease), box-shadow .3s var(--rb-ease); }
.site-header__inner { display: flex; align-items: center; gap: 28px; height: var(--rb-header-h); }
.site-header__brand { display: inline-flex; align-items: center; gap: 11px; font-family: var(--rb-font-head); font-weight: 800; font-size: 21px; letter-spacing: -.02em; color: var(--rb-ink); }
.site-header__brand img { width: 38px; height: 38px; }
.site-header__brand b { color: var(--rb-accent); }
.primary-nav { margin-left: auto; }
.primary-nav__list { display: flex; align-items: center; gap: 28px; list-style: none; }
.primary-nav__list a { color: var(--rb-ink); font-weight: 500; font-size: 15.5px; position: relative; padding: 6px 0; white-space: nowrap; }
.primary-nav__list a::after { content: ""; position: absolute; left: 0; bottom: -2px; width: 0; height: 2px; background: var(--rb-accent); transition: width .25s var(--rb-ease); }
.primary-nav__list a:hover::after { width: 100%; }
.site-header__cta { display: inline-flex; align-items: center; gap: 14px; }
.site-header__phone { font-weight: 600; color: var(--rb-ink); white-space: nowrap; }

/* overlay variant (over hero) */
.site-header--overlay { position: fixed; left: 0; right: 0; }
.site-header--overlay .site-header__brand,
.site-header--overlay .primary-nav__list a,
.site-header--overlay .site-header__phone { color: #fff; }
.site-header--overlay .site-header__brand b { color: var(--rb-cyan); }
.site-header--overlay.is-stuck,
.site-header:not(.site-header--overlay) { background: rgba(255,255,255,.9); -webkit-backdrop-filter: saturate(140%) blur(14px); backdrop-filter: saturate(140%) blur(14px); box-shadow: 0 1px 0 var(--rb-line); }
.site-header--overlay.is-stuck { position: fixed; }
.site-header--overlay.is-stuck .site-header__brand,
.site-header--overlay.is-stuck .primary-nav__list a,
.site-header--overlay.is-stuck .site-header__phone { color: var(--rb-ink); }
.site-header--overlay.is-stuck .site-header__brand b { color: var(--rb-accent); }
/* spacer so non-overlay sticky header doesn't overlap (overlay sits atop hero) */
body:not(.home) { } /* sticky handles flow on inner pages */

.nav-burger { display: none; margin-left: auto; width: 46px; height: 46px; border: 0; background: transparent; cursor: pointer; flex-direction: column; gap: 5px; align-items: center; justify-content: center; }
.nav-burger span { display: block; width: 24px; height: 2px; background: var(--rb-ink); border-radius: 2px; transition: .25s; }
.site-header--overlay:not(.is-stuck) .nav-burger span { background: #fff; }

/* Mobile drawer */
.mobile-nav { position: fixed; inset: 0; z-index: 200; background: rgba(9,9,28,.5); -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px); opacity: 0; visibility: hidden; transition: opacity .3s; }
.mobile-nav.is-open { opacity: 1; visibility: visible; }
.mobile-nav__panel { position: absolute; top: 0; right: 0; width: min(86vw, 360px); height: 100%; background: #fff; padding: 24px; transform: translateX(100%); transition: transform .35s var(--rb-ease); display: flex; flex-direction: column; gap: 6px; overflow-y: auto; }
.mobile-nav.is-open .mobile-nav__panel { transform: none; }
.mobile-nav__close { align-self: flex-end; width: 42px; height: 42px; border: 1px solid var(--rb-line); background: #fff; border-radius: 50%; font-size: 22px; line-height: 1; cursor: pointer; color: var(--rb-ink); }
.mobile-nav__list { list-style: none; display: flex; flex-direction: column; }
.mobile-nav__list a { display: block; padding: 14px 6px; font-family: var(--rb-font-head); font-size: 20px; font-weight: 600; color: var(--rb-ink); border-bottom: 1px solid var(--rb-line); }

/* ============================================================
 * HERO
 * ============================================================ */
.hero { position: relative; min-height: min(92vh, 860px); display: flex; align-items: flex-end; padding-top: calc(var(--rb-header-h) + 40px); padding-bottom: clamp(48px, 7vw, 96px); color: #fff; overflow: hidden; background: var(--rb-ink); }
.hero__media { position: absolute; inset: 0; z-index: 0; }
.hero__media img, .hero__media video { width: 100%; height: 100%; object-fit: cover; }
.hero__media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(9,9,28,.86) 0%, rgba(9,9,28,.55) 42%, rgba(9,9,28,.15) 100%); }
.hero__inner { position: relative; z-index: 1; max-width: 760px; }
.hero__badge { display: inline-flex; align-items: center; gap: 9px; padding: 7px 15px 7px 13px; border-radius: 999px; background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.22); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); font-size: 13.5px; font-weight: 600; letter-spacing: .02em; margin-bottom: 22px; }
.hero__badge .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--rb-cyan); box-shadow: 0 0 0 4px rgba(25,211,218,.25); }
.hero h1 { color: #fff; max-width: 15ch; font-size: clamp(44px, 6.4vw, 84px); line-height: 1.02; }
.hero h1 em { font-style: normal; color: var(--rb-cyan); }
.hero__lead { font-size: clamp(17px, 1.5vw, 21px); color: rgba(255,255,255,.85); max-width: 52ch; margin: 18px 0 32px; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
.hero__scroll { position: absolute; left: 50%; bottom: 22px; transform: translateX(-50%); z-index: 1; width: 30px; height: 48px; border: 2px solid rgba(255,255,255,.4); border-radius: 16px; }
.hero__scroll::after { content: ""; position: absolute; left: 50%; top: 9px; width: 4px; height: 8px; background: #fff; border-radius: 2px; transform: translateX(-50%); animation: rb-scroll 1.8s var(--rb-ease) infinite; }
@keyframes rb-scroll { 0%{opacity:0;transform:translate(-50%,0)} 40%{opacity:1} 80%{opacity:0;transform:translate(-50%,12px)} 100%{opacity:0} }

/* Metric band */
.metric-band { position: relative; z-index: 2; margin-top: calc(var(--rb-section) * -.5); }
.metric-band__inner { background: #fff; border-radius: var(--rb-radius-lg); box-shadow: var(--rb-shadow-lg); display: grid; grid-template-columns: repeat(4, 1fr); padding: clamp(22px, 3vw, 38px); gap: 18px; }
.metric { text-align: center; padding: 8px 12px; border-right: 1px solid var(--rb-line); }
.metric:last-child { border-right: 0; }
.metric__value { font-family: var(--rb-font-head); font-size: clamp(28px, 3.4vw, 42px); font-weight: 800; color: var(--rb-ink); letter-spacing: -.03em; line-height: 1; }
.metric__value b { color: var(--rb-accent); }
.metric__label { font-size: 14px; color: var(--rb-body); margin-top: 8px; }

/* ============================================================
 * DIRECTION TILES (4 категории)
 * ============================================================ */
.tiles { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.tile { position: relative; display: flex; flex-direction: column; justify-content: flex-end; min-height: 360px; padding: 24px; border-radius: var(--rb-radius); overflow: hidden; color: #fff; isolation: isolate; }
.tile__bg { position: absolute; inset: 0; z-index: -2; }
.tile__bg img, .tile__bg video { width: 100%; height: 100%; object-fit: cover; transition: transform .7s var(--rb-ease); }
.tile::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(9,9,28,.05) 30%, rgba(9,9,28,.82) 100%); }
.tile:hover .tile__bg img, .tile:hover .tile__bg video { transform: scale(1.06); }
.tile__icon { width: 46px; height: 46px; margin-bottom: auto; display: grid; place-items: center; border-radius: 12px; background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.25); -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px); }
.tile__icon svg { width: 26px; height: 26px; fill: none; stroke: #fff; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.tile h3 { color: #fff; margin: 16px 0 6px; }
.tile p { font-size: 14.5px; color: rgba(255,255,255,.82); margin: 0; }
.tile__count { position: absolute; top: 20px; right: 20px; font-size: 13px; font-weight: 600; padding: 5px 12px; border-radius: 999px; background: rgba(255,255,255,.16); border: 1px solid rgba(255,255,255,.25); }

/* ============================================================
 * ADVANTAGES (иконочные блоки)
 * ============================================================ */
.adv-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.adv { padding: 30px; border-radius: var(--rb-radius); background: #fff; border: 1px solid var(--rb-line); transition: transform .3s var(--rb-ease), box-shadow .3s var(--rb-ease), border-color .3s; }
.adv:hover { transform: translateY(-4px); box-shadow: var(--rb-shadow); border-color: transparent; }
.adv__icon { width: 54px; height: 54px; border-radius: 14px; display: grid; place-items: center; background: var(--rb-accent-100); margin-bottom: 18px; }
.adv__icon svg { width: 28px; height: 28px; fill: none; stroke: var(--rb-accent); stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.adv h3 { font-size: 19px; margin-bottom: 8px; }
.adv p { font-size: 15px; margin: 0; }
.rb-section--ink .adv { background: rgba(255,255,255,.04); border-color: rgba(255,255,255,.1); }
.rb-section--ink .adv:hover { background: rgba(255,255,255,.07); }
.rb-section--ink .adv__icon { background: rgba(25,211,218,.14); }
.rb-section--ink .adv__icon svg { stroke: var(--rb-cyan); }
.rb-section--ink .adv p { color: #aab4c6; }

/* ============================================================
 * PRODUCT CARDS / catalog grid
 * ============================================================ */
.robot-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.robot-card { display: flex; flex-direction: column; background: #fff; border: 1px solid var(--rb-line); border-radius: var(--rb-radius); overflow: hidden; transition: transform .3s var(--rb-ease), box-shadow .3s var(--rb-ease), border-color .3s; }
.robot-card:hover { transform: translateY(-5px); box-shadow: var(--rb-shadow-lg); border-color: transparent; }
.robot-card__media { position: relative; aspect-ratio: 4/5; overflow: hidden; background: var(--rb-surface-3); }
.robot-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--rb-ease); }
.robot-card:hover .robot-card__media img { transform: scale(1.05); }
.robot-card__badge { position: absolute; top: 14px; left: 14px; font-size: 12px; font-weight: 700; letter-spacing: .03em; padding: 5px 11px; border-radius: 999px; background: var(--rb-ink); color: #fff; }
.robot-card__stock { position: absolute; top: 14px; right: 14px; font-size: 12px; font-weight: 600; padding: 5px 11px; border-radius: 999px; background: #fff; color: var(--rb-body); box-shadow: var(--rb-shadow); }
.stock-in_stock { color: var(--rb-ok) !important; }
.robot-card__body { padding: 20px 20px 22px; display: flex; flex-direction: column; flex: 1; }
.robot-card__cat { font-size: 12.5px; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; color: var(--rb-accent); margin-bottom: 8px; }
.robot-card__title { font-family: var(--rb-font-head); font-size: 19px; font-weight: 700; color: var(--rb-ink); line-height: 1.2; margin: 0 0 12px; }
.robot-card__title a { color: inherit; }
.robot-card__title a:hover { color: var(--rb-accent); }
.robot-card__specs { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 16px; }
.robot-card__spec { font-size: 12.5px; padding: 4px 10px; border-radius: 8px; background: var(--rb-surface-2); color: var(--rb-body); }
.robot-card__foot { margin-top: auto; display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-top: 14px; border-top: 1px solid var(--rb-line); }
.robot-card__price { font-family: var(--rb-font-head); font-weight: 700; font-size: 18px; color: var(--rb-ink); }
.robot-card__price small { display: block; font-family: var(--rb-font-sans); font-size: 12px; font-weight: 500; color: var(--rb-muted); }
.robot-card__link { font-size: 14px; font-weight: 600; color: var(--rb-accent); display: inline-flex; align-items: center; gap: 5px; }

/* ============================================================
 * CATALOG layout (filters + grid)
 * ============================================================ */
.catalog { display: grid; grid-template-columns: 282px 1fr; gap: 40px; align-items: start; }
.filters { position: sticky; top: calc(var(--rb-header-h) + 16px); background: #fff; border: 1px solid var(--rb-line); border-radius: var(--rb-radius); padding: 22px; }
.filters h2 { font-size: 18px; margin-bottom: 16px; }
.filters__group { margin-bottom: 18px; }
.filters__group label { display: block; font-size: 13px; font-weight: 600; color: var(--rb-ink); margin-bottom: 7px; }
.filters select { width: 100%; padding: 11px 12px; border: 1px solid var(--rb-line); border-radius: 10px; font: inherit; font-size: 14.5px; color: var(--rb-ink); background: #fff; cursor: pointer; }
.catalog__bar { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 22px; flex-wrap: wrap; }
.catalog__count { font-size: 15px; color: var(--rb-body); }
.catalog__count b { color: var(--rb-ink); }
.archive-hero { padding-top: calc(var(--rb-header-h) + clamp(30px,5vw,60px)); padding-bottom: clamp(30px,5vw,56px); background: var(--rb-ink); color: #fff; }
.archive-hero h1 { color: #fff; }
.archive-hero p { color: rgba(255,255,255,.8); max-width: 60ch; margin: 0; }
.rb-empty { padding: 60px 20px; text-align: center; background: var(--rb-surface-2); border-radius: var(--rb-radius); color: var(--rb-body); }

/* Pagination */
.rb-pagination { display: flex; gap: 8px; justify-content: center; margin-top: 48px; flex-wrap: wrap; }
.rb-pagination .page-numbers { display: inline-grid; place-items: center; min-width: 44px; height: 44px; padding: 0 12px; border-radius: 10px; border: 1px solid var(--rb-line); color: var(--rb-ink); font-weight: 600; }
.rb-pagination .page-numbers.current { background: var(--rb-accent); color: #fff; border-color: var(--rb-accent); }
.rb-pagination a.page-numbers:hover { border-color: var(--rb-accent); color: var(--rb-accent); }

/* ============================================================
 * SINGLE ROBOT
 * ============================================================ */
.single-robot { padding-top: calc(var(--rb-header-h) + clamp(24px,4vw,44px)); }
.rb-breadcrumbs { font-size: 13.5px; color: var(--rb-muted); margin-bottom: 22px; }
.rb-breadcrumbs a { color: var(--rb-body); }
.product-hero { display: grid; grid-template-columns: 1.05fr 1fr; gap: clamp(28px,4vw,56px); align-items: start; }
.gallery__main { aspect-ratio: 4/5; border-radius: var(--rb-radius); overflow: hidden; background: var(--rb-surface-3); border: 1px solid var(--rb-line); }
.gallery__main img { width: 100%; height: 100%; object-fit: cover; }
.gallery__thumbs { display: flex; gap: 10px; margin-top: 12px; flex-wrap: wrap; }
.gallery__thumb { width: 78px; height: 78px; border-radius: 10px; overflow: hidden; border: 2px solid var(--rb-line); cursor: pointer; background: var(--rb-surface-3); padding: 0; }
.gallery__thumb img { width: 100%; height: 100%; object-fit: cover; }
.gallery__thumb:hover { border-color: var(--rb-accent); }
.product-info__cat { font-size: 13px; font-weight: 600; letter-spacing: .05em; text-transform: uppercase; color: var(--rb-accent); }
.product-info h1 { margin: 10px 0 14px; }
.product-info__excerpt { font-size: 18px; color: var(--rb-body); }
.product-info__pricerow { display: flex; align-items: center; gap: 16px; margin: 24px 0; flex-wrap: wrap; }
.product-info__price { font-family: var(--rb-font-head); font-size: 30px; font-weight: 800; color: var(--rb-ink); }
.product-info__price s { font-size: 18px; color: var(--rb-muted); font-weight: 500; margin-left: 8px; }
.pill { display: inline-flex; align-items: center; gap: 7px; font-size: 13.5px; font-weight: 600; padding: 7px 14px; border-radius: 999px; }
.pill--ok { background: var(--rb-ok-bg); color: var(--rb-ok); }
.pill--warn { background: var(--rb-warn-bg); color: var(--rb-warn); }
.pill--muted { background: var(--rb-surface-2); color: var(--rb-body); }
.product-info__primary { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; margin: 24px 0; }
.product-info__primary .pspec { background: var(--rb-surface-2); border-radius: 12px; padding: 14px; }
.product-info__primary .pspec span { display: block; font-size: 12px; color: var(--rb-muted); margin-bottom: 4px; }
.product-info__primary .pspec b { font-family: var(--rb-font-head); font-size: 16px; color: var(--rb-ink); font-weight: 700; }
.product-info__actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 8px; }

/* Tabs */
.rb-tabs { margin-top: clamp(40px,5vw,72px); }
.rb-tabs__list { display: flex; gap: 6px; border-bottom: 1px solid var(--rb-line); margin-bottom: 28px; overflow-x: auto; }
.rb-tabs__tab { font-family: var(--rb-font-head); font-weight: 600; font-size: 16px; color: var(--rb-body); background: none; border: 0; padding: 14px 18px; cursor: pointer; position: relative; white-space: nowrap; }
.rb-tabs__tab[aria-selected="true"] { color: var(--rb-ink); }
.rb-tabs__tab[aria-selected="true"]::after { content: ""; position: absolute; left: 14px; right: 14px; bottom: -1px; height: 3px; background: var(--rb-accent); border-radius: 3px; }
.rb-tabs__panel { display: none; animation: rb-fade .4s var(--rb-ease); }
.rb-tabs__panel.is-active { display: block; }
@keyframes rb-fade { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.spec-table { width: 100%; border-collapse: collapse; max-width: 760px; }
.spec-table tr { border-bottom: 1px solid var(--rb-line); }
.spec-table th { text-align: left; font-weight: 500; color: var(--rb-body); padding: 13px 0; width: 42%; vertical-align: top; }
.spec-table td { padding: 13px 0; color: var(--rb-ink); font-weight: 600; }
.prose { max-width: 760px; }
.prose h2 { font-size: 24px; margin-top: 1.4em; }
.prose ul { padding-left: 1.2em; list-style: disc; }
.prose li { margin-bottom: .4em; }

/* ============================================================
 * SOLUTIONS
 * ============================================================ */
.solution-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; }
.solution-card { position: relative; padding: 28px; border-radius: var(--rb-radius); background: #fff; border: 1px solid var(--rb-line); transition: transform .3s var(--rb-ease), box-shadow .3s; overflow: hidden; }
.solution-card:hover { transform: translateY(-4px); box-shadow: var(--rb-shadow-lg); }
.solution-card__icon { width: 50px; height: 50px; border-radius: 13px; background: var(--rb-ink); display: grid; place-items: center; margin-bottom: 18px; }
.solution-card__icon svg { width: 26px; height: 26px; fill: none; stroke: var(--rb-cyan); stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.solution-card h3 { font-size: 20px; margin-bottom: 8px; }
.solution-card p { font-size: 15px; margin: 0 0 16px; }
.solution-card__link { font-weight: 600; font-size: 14.5px; display: inline-flex; gap: 6px; align-items: center; }

/* Solution detail blocks */
.sol-benefits { display: grid; grid-template-columns: repeat(2,1fr); gap: 18px; }
.sol-benefit { display: flex; gap: 14px; padding: 22px; background: var(--rb-surface-2); border-radius: var(--rb-radius); }
.sol-benefit__num { font-family: var(--rb-font-head); font-weight: 800; color: var(--rb-accent); font-size: 18px; flex: none; }
.sol-benefit h4 { margin: 0 0 5px; font-size: 17px; color: var(--rb-ink); }
.sol-benefit p { margin: 0; font-size: 14.5px; }
.faq-item { border-bottom: 1px solid var(--rb-line); padding: 20px 0; }
.faq-item summary { font-family: var(--rb-font-head); font-weight: 600; font-size: 18px; color: var(--rb-ink); cursor: pointer; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; font-size: 24px; color: var(--rb-accent); transition: transform .25s; }
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p { margin: 14px 0 0; }

/* ============================================================
 * INDUSTRIES
 * ============================================================ */
.industry-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; }
.industry { position: relative; isolation: isolate; aspect-ratio: 1/1; border-radius: var(--rb-radius); overflow: hidden; display: flex; align-items: flex-end; padding: 18px; color: #fff; }
.industry img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; transition: transform .6s var(--rb-ease); }
.industry::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, transparent 35%, rgba(9,9,28,.8)); }
.industry:hover img { transform: scale(1.07); }
.industry span { font-family: var(--rb-font-head); font-weight: 700; font-size: 16px; line-height: 1.2; }

/* ============================================================
 * BRANDS
 * ============================================================ */
.brand-row { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; }
.brand-chip { font-family: var(--rb-font-head); font-weight: 700; font-size: 18px; letter-spacing: .02em; color: var(--rb-ink); padding: 14px 26px; border: 1px solid var(--rb-line); border-radius: 12px; background: #fff; transition: .25s var(--rb-ease); }
.brand-chip:hover { border-color: var(--rb-accent); color: var(--rb-accent); transform: translateY(-2px); }

/* ============================================================
 * CTA / FORM
 * ============================================================ */
.cta { position: relative; overflow: hidden; background: var(--rb-ink); color: #fff; border-radius: var(--rb-radius-lg); padding: clamp(34px,5vw,64px); }
.cta::before { content: ""; position: absolute; width: 520px; height: 520px; right: -120px; top: -160px; background: radial-gradient(circle, rgba(47,107,255,.5), transparent 65%); filter: blur(8px); }
.cta::after { content: ""; position: absolute; width: 380px; height: 380px; left: -120px; bottom: -180px; background: radial-gradient(circle, rgba(25,211,218,.32), transparent 65%); }
.cta__grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(28px,4vw,56px); align-items: center; }
.cta h2 { color: #fff; }
.cta__lead { color: rgba(255,255,255,.82); font-size: 18px; }
.rb-form { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.rb-field { display: flex; flex-direction: column; gap: 7px; }
.rb-field--wide { grid-column: 1 / -1; }
.rb-field label { font-size: 13.5px; font-weight: 600; color: #fff; }
.rb-field input, .rb-field textarea { font: inherit; font-size: 15px; padding: 13px 15px; border-radius: 11px; border: 1px solid rgba(255,255,255,.18); background: rgba(255,255,255,.06); color: #fff; transition: border-color .2s, background .2s; }
.rb-field input::placeholder, .rb-field textarea::placeholder { color: rgba(255,255,255,.45); }
.rb-field input:focus, .rb-field textarea:focus { outline: none; border-color: var(--rb-cyan); background: rgba(255,255,255,.1); }
.rb-form__success { background: rgba(25,211,218,.16); border: 1px solid var(--rb-cyan); color: #fff; padding: 14px 18px; border-radius: 11px; font-weight: 500; }
.rb-form__submit { display: flex; flex-direction: column; gap: 10px; }
.rb-form__note { font-size: 12.5px; color: rgba(255,255,255,.55); margin: 0; }
/* light form (inside white sections, e.g. single page) */
.rb-form--light .rb-field label { color: var(--rb-ink); }
.rb-form--light .rb-field input, .rb-form--light .rb-field textarea { background: #fff; border-color: var(--rb-line); color: var(--rb-ink); }
.rb-form--light .rb-field input::placeholder, .rb-form--light .rb-field textarea::placeholder { color: var(--rb-muted); }
.rb-form--light .rb-form__note { color: var(--rb-muted); }

/* sticky aside request (single) */
.req-aside { background: var(--rb-ink); color: #fff; border-radius: var(--rb-radius); padding: 26px; position: sticky; top: calc(var(--rb-header-h) + 16px); }
.req-aside h3 { color: #fff; font-size: 21px; }
.req-aside p { color: rgba(255,255,255,.78); font-size: 14.5px; }

/* ============================================================
 * FOOTER
 * ============================================================ */
.site-footer { background: var(--rb-ink); color: #97A1B4; padding-top: clamp(48px,6vw,80px); }
.site-footer__top { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px; padding-bottom: 44px; border-bottom: 1px solid rgba(255,255,255,.08); }
.site-footer__brand { display: inline-flex; align-items: center; gap: 11px; font-family: var(--rb-font-head); font-weight: 800; font-size: 21px; color: #fff; margin-bottom: 16px; }
.site-footer__brand img { width: 38px; height: 38px; }
.site-footer p { font-size: 14.5px; max-width: 36ch; }
.site-footer h4 { color: #fff; font-size: 15px; margin-bottom: 14px; font-family: var(--rb-font-sans); letter-spacing: .04em; text-transform: uppercase; }
.site-footer ul { list-style: none; display: flex; flex-direction: column; gap: 9px; }
.site-footer a { color: #97A1B4; font-size: 14.5px; }
.site-footer a:hover { color: #fff; }
.site-footer__bottom { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding: 24px 0; font-size: 13px; color: #6b7689; }

/* ============================================================
 * SCROLL REVEAL
 * ============================================================ */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s var(--rb-ease), transform .7s var(--rb-ease); }
.reveal.is-in { opacity: 1; transform: none; }

/* ============================================================
 * RESPONSIVE
 * ============================================================ */
@media (max-width: 1080px) {
    .tiles { grid-template-columns: repeat(2,1fr); }
    .industry-grid { grid-template-columns: repeat(3,1fr); }
    .robot-grid, .solution-grid, .adv-grid { grid-template-columns: repeat(2,1fr); }
    .metric-band__inner { grid-template-columns: repeat(2,1fr); }
    .metric:nth-child(2) { border-right: 0; }
    .catalog { grid-template-columns: 1fr; }
    .filters { position: static; }
    .filters__form { display: grid; grid-template-columns: repeat(2,1fr); gap: 14px; }
    .filters h2 { grid-column: 1/-1; }
}
@media (max-width: 860px) {
    .primary-nav, .site-header__cta { display: none; }
    .nav-burger { display: flex; }
    .product-hero { grid-template-columns: 1fr; }
    .cta__grid { grid-template-columns: 1fr; }
    .sol-benefits { grid-template-columns: 1fr; }
    .site-footer__top { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
    body { font-size: 16px; }
    .tiles, .robot-grid, .solution-grid, .adv-grid, .industry-grid, .metric-band__inner, .rb-form, .product-info__primary { grid-template-columns: 1fr; }
    .metric { border-right: 0; border-bottom: 1px solid var(--rb-line); padding-bottom: 16px; }
    .metric:last-child { border-bottom: 0; }
    .filters__form { grid-template-columns: 1fr; }
    .site-footer__top { grid-template-columns: 1fr; }
    .hero { min-height: 88vh; }
}

/* ============================================================
 * VISUAL FX — анимированные фоны, моушн, премиум-детали
 * ============================================================ */

/* Прогресс-бар скролла */
.rb-progress { position: fixed; top: 0; left: 0; height: 3px; width: 0; z-index: 300; background: linear-gradient(90deg, var(--rb-accent), var(--rb-cyan)); box-shadow: 0 0 12px rgba(47,107,255,.5); transition: width .08s linear; }

/* Зерно/грейн поверх сайта — премиум-текстура */
body::after { content: ""; position: fixed; inset: 0; z-index: 998; pointer-events: none; opacity: .03; mix-blend-mode: overlay; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E"); }

/* Дрейфующая «аврора» + тех-сетка в тёмных секциях */
.rb-section--ink, .archive-hero, .site-footer, .tech { position: relative; overflow: hidden; }
.rb-section--ink { background-color: var(--rb-ink); background-image: linear-gradient(rgba(255,255,255,.028) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.028) 1px, transparent 1px); background-size: 48px 48px; }
.archive-hero { background-color: var(--rb-ink); background-image: linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px); background-size: 44px 44px; }
.rb-section--ink > .rb-container, .archive-hero > .rb-container, .site-footer > .rb-container, .tech > .rb-container { position: relative; z-index: 2; }
.rb-section--ink::before, .archive-hero::before, .site-footer::before, .tech::before {
    content: ""; position: absolute; z-index: 0; width: 680px; height: 680px; border-radius: 50%; top: -240px; right: -160px;
    background: radial-gradient(circle, rgba(47,107,255,.28), transparent 62%); filter: blur(20px);
    animation: rb-drift1 22s var(--rb-ease) infinite alternate;
}
.rb-section--ink::after, .archive-hero::after, .site-footer::after, .tech::after {
    content: ""; position: absolute; z-index: 0; width: 540px; height: 540px; border-radius: 50%; bottom: -260px; left: -160px;
    background: radial-gradient(circle, rgba(25,211,218,.2), transparent 62%); filter: blur(20px);
    animation: rb-drift2 28s var(--rb-ease) infinite alternate;
}
@keyframes rb-drift1 { to { transform: translate(-90px, 70px) scale(1.18); } }
@keyframes rb-drift2 { to { transform: translate(80px, -60px) scale(1.12); } }

/* Лёгкий «блюпринт»-паттерн за заголовками светлых секций */
.rb-section--tint .rb-head--center { position: relative; }
.rb-section--tint .rb-head--center::before { content: ""; position: absolute; left: 50%; top: -30px; transform: translateX(-50%); width: 260px; height: 160px; background: radial-gradient(ellipse, rgba(47,107,255,.10), transparent 70%); z-index: -1; }

/* Шиммер на акцентном слове hero */
.hero h1 em { background: linear-gradient(90deg, var(--rb-cyan) 0%, #8fb2ff 50%, var(--rb-cyan) 100%); background-size: 200% auto; -webkit-background-clip: text; background-clip: text; color: transparent; animation: rb-shine 6s linear infinite; }
@keyframes rb-shine { to { background-position: 200% center; } }

/* Анимированная тех-сетка поверх hero-медиа */
.hero__grid { position: absolute; inset: 0; z-index: 1; pointer-events: none; background-image: linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px); background-size: 64px 64px; -webkit-mask-image: radial-gradient(circle at 32% 64%, #000, transparent 72%); mask-image: radial-gradient(circle at 32% 64%, #000, transparent 72%); }

/* Стаггер-задержки добавляет JS (transition-delay) */

/* Глоу-обводка карточек на ховере */
.robot-card:hover, .solution-card:hover, .adv:hover { box-shadow: var(--rb-shadow-lg), 0 0 0 1px rgba(47,107,255,.22); }

/* Бренды — бесконечная лента */
.brand-marquee { overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent); mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent); }
.brand-marquee__track { display: flex; gap: 14px; width: max-content; animation: rb-marquee 34s linear infinite; }
.brand-marquee:hover .brand-marquee__track { animation-play-state: paused; }
@keyframes rb-marquee { to { transform: translateX(-50%); } }

/* ===== TECH section (LiDAR / докинг b-roll + параллакс) ===== */
.tech { background: var(--rb-ink); color: #C7D0E0; }
.tech__grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 5vw, 72px); align-items: center; }
.tech__copy h2 { color: #fff; }
.tech__list { list-style: none; display: flex; flex-direction: column; gap: 18px; margin-top: 24px; }
.tech__list li { display: flex; gap: 14px; align-items: flex-start; }
.tech__list .ic { flex: none; width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; background: rgba(25,211,218,.12); border: 1px solid rgba(25,211,218,.25); }
.tech__list .ic svg { width: 22px; height: 22px; fill: none; stroke: var(--rb-cyan); stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.tech__list b { color: #fff; font-family: var(--rb-font-head); font-size: 17px; display: block; margin-bottom: 3px; }
.tech__list p { margin: 0; font-size: 14.5px; color: #aab4c6; }
.tech__media { display: grid; gap: 18px; }
.tech__shot { position: relative; border-radius: var(--rb-radius); overflow: hidden; border: 1px solid rgba(255,255,255,.1); }
.tech__shot img { width: 100%; height: 100%; object-fit: cover; display: block; }
.tech__shot--tall { aspect-ratio: 16/10; }
.tech__chip { position: absolute; left: 16px; bottom: 16px; display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px; border-radius: 999px; background: rgba(9,9,28,.6); border: 1px solid rgba(25,211,218,.4); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); font-size: 13px; font-weight: 600; color: #fff; }
.tech__chip .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--rb-cyan); box-shadow: 0 0 0 4px rgba(25,211,218,.25); }

@media (max-width: 860px) {
    .tech__grid { grid-template-columns: 1fr; }
}

/* ===== Tabbed industry showcase (как Gausium) ===== */
.showcase { display: grid; grid-template-columns: 330px 1fr; gap: 18px; align-items: stretch; }
.showcase__tablist { display: flex; flex-direction: column; gap: 8px; }
.showcase__tab { display: flex; align-items: center; justify-content: space-between; gap: 12px; text-align: left; font-family: var(--rb-font-head); font-weight: 600; font-size: 17px; color: var(--rb-ink); background: #fff; border: 1px solid var(--rb-line); border-radius: 14px; padding: 16px 18px; cursor: pointer; transition: background .25s var(--rb-ease), color .25s, border-color .25s, transform .2s; }
.showcase__tab:hover { transform: translateX(3px); border-color: var(--rb-accent); }
.showcase__tab .arr { opacity: 0; transform: translateX(-6px); transition: .25s var(--rb-ease); }
.showcase__tab[aria-selected="true"] { background: var(--rb-ink); color: #fff; border-color: var(--rb-ink); }
.showcase__tab[aria-selected="true"] .arr { opacity: 1; transform: none; color: var(--rb-cyan); }
.showcase__panels { position: relative; }
.showcase__card { position: relative; height: 100%; min-height: 480px; border-radius: var(--rb-radius-lg); overflow: hidden; isolation: isolate; }
.showcase__card img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; }
.rb-tabs__panel.is-active .showcase__card img { animation: rb-kenburns 14s var(--rb-ease) forwards; }
.showcase__card::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(9,9,28,.1) 30%, rgba(9,9,28,.88) 100%); }
.showcase__cardbody { position: absolute; left: 0; right: 0; bottom: 0; padding: clamp(24px,3vw,40px); color: #fff; }
.showcase__cardbody h3 { color: #fff; font-size: clamp(24px,2.6vw,34px); margin-bottom: 10px; }
.showcase__cardbody p { color: rgba(255,255,255,.85); font-size: 16px; max-width: 52ch; margin: 0 0 18px; }
.showcase__cardbody .rb-btn { color: var(--rb-ink); }
@keyframes rb-kenburns { from { transform: scale(1.01); } to { transform: scale(1.1); } }

/* ===== Process «Как мы работаем» (4 шага + линия) ===== */
.process__steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; position: relative; }
.process__line { position: absolute; top: 30px; left: 12%; right: 12%; height: 2px; background: var(--rb-line); overflow: hidden; }
.process__line::after { content: ""; position: absolute; inset: 0; width: 0; background: linear-gradient(90deg, var(--rb-accent), var(--rb-cyan)); transition: width 1.4s var(--rb-ease) .2s; }
.process__steps.is-in .process__line::after { width: 100%; }
.process__step { position: relative; text-align: center; }
.process__num { width: 62px; height: 62px; margin: 0 auto 18px; border-radius: 50%; display: grid; place-items: center; font-family: var(--rb-font-head); font-weight: 800; font-size: 22px; color: #fff; background: var(--rb-ink); border: 4px solid var(--rb-surface-2); box-shadow: 0 0 0 1px var(--rb-line); position: relative; z-index: 1; transition: background .3s var(--rb-ease), transform .3s; }
.process__steps.is-in .process__step:nth-child(2) .process__num { transition-delay: .15s; }
.process__steps.is-in .process__step:nth-child(3) .process__num { transition-delay: .45s; }
.process__steps.is-in .process__step:nth-child(4) .process__num { transition-delay: .75s; }
.process__steps.is-in .process__num { background: var(--rb-accent); }
.process__step h3 { font-size: 19px; margin-bottom: 8px; }
.process__step p { font-size: 14.5px; margin: 0; }
.rb-section--tint .process__num { border-color: var(--rb-surface-2); }

@media (max-width: 860px) {
    .showcase { grid-template-columns: 1fr; }
    .showcase__tablist { flex-direction: row; overflow-x: auto; padding-bottom: 8px; scroll-snap-type: x proximity; -webkit-overflow-scrolling: touch; }
    .showcase__tab { flex: 0 0 auto; white-space: nowrap; scroll-snap-align: start; }
    .showcase__tab .arr { display: none; }
    .showcase__card { min-height: 360px; }
    .process__steps { grid-template-columns: 1fr 1fr; }
    .process__line { display: none; }
}
@media (max-width: 600px) {
    .process__steps { grid-template-columns: 1fr; gap: 22px; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
    .reveal { opacity: 1; transform: none; }
    .brand-marquee__track { animation: none; flex-wrap: wrap; justify-content: center; }
    body::after { display: none; }
    .process__line::after { width: 100%; }
    .rb-tabs__panel.is-active .showcase__card img { animation: none; }
}

/* ===== SINGLE: features strip + sticky request aside ===== */
.features { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: clamp(36px, 4vw, 56px); }
.feature { padding: 22px; border: 1px solid var(--rb-line); border-radius: var(--rb-radius); background: #fff; transition: transform .3s var(--rb-ease), box-shadow .3s; }
.feature:hover { transform: translateY(-3px); box-shadow: var(--rb-shadow); }
.feature__ic { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; background: var(--rb-accent-100); margin-bottom: 14px; }
.feature__ic svg { width: 24px; height: 24px; fill: none; stroke: var(--rb-accent); stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.feature span { display: block; font-size: 12.5px; color: var(--rb-muted); margin-bottom: 4px; }
.feature b { font-family: var(--rb-font-head); font-size: 15px; color: var(--rb-ink); line-height: 1.3; font-weight: 700; }

.product-layout { display: grid; grid-template-columns: 1fr 360px; gap: 40px; align-items: start; margin-top: clamp(40px, 5vw, 64px); }
.product-aside .req-aside { margin: 0; }
.req-aside__facts { list-style: none; margin: 0 0 18px; padding: 0 0 18px; border-bottom: 1px solid rgba(255,255,255,.12); display: flex; flex-direction: column; gap: 11px; }
.req-aside__facts li { display: flex; justify-content: space-between; gap: 12px; font-size: 14px; align-items: baseline; }
.req-aside__facts span { color: rgba(255,255,255,.58); flex: none; }
.req-aside__facts b { color: #fff; font-weight: 600; text-align: right; }
.req-aside .rb-form { grid-template-columns: 1fr; gap: 12px; }
.req-aside .rb-form__note { display: none; }

/* ===== Solution landing — media hero ===== */
.archive-hero--solution { background-image: none; padding-block: clamp(64px, 9vw, 128px); }
.archive-hero__media { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 0; }
.archive-hero__veil { position: absolute; inset: 0; z-index: 1; background: linear-gradient(90deg, rgba(9,9,28,.94) 0%, rgba(9,9,28,.62) 55%, rgba(9,9,28,.32) 100%); }

@media (max-width: 960px) {
    .product-layout { grid-template-columns: 1fr; }
    .product-aside .req-aside { position: static; }
    .features { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
    .features { grid-template-columns: 1fr; }
}

/* ===== MODAL — заявка по кнопке (поверх страницы) ===== */
.rb-modal { position: fixed; inset: 0; z-index: 400; display: none; align-items: center; justify-content: center; padding: 20px; }
.rb-modal.is-open { display: flex; }
.rb-modal__overlay { position: absolute; inset: 0; background: rgba(9,9,28,.62); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); animation: rb-fade .3s var(--rb-ease); }
.rb-modal__card { position: relative; z-index: 1; width: min(660px, 100%); max-height: 92vh; overflow-y: auto; background: var(--rb-ink); color: #fff; border-radius: var(--rb-radius-lg); padding: clamp(26px,4vw,44px); border: 1px solid rgba(255,255,255,.1); box-shadow: var(--rb-shadow-lg); animation: rb-pop .35s var(--rb-ease); overflow-x: hidden; }
/* декоративный cobalt-glow в углу убран по просьбе — давал «кружок» у крестика */
.rb-modal__card > * { position: relative; z-index: 1; }
.rb-modal__close { position: absolute; top: 16px; right: 16px; z-index: 2; width: 42px; height: 42px; border-radius: 50%; border: 1px solid rgba(255,255,255,.2); background: rgba(255,255,255,.07); color: #fff; font-size: 22px; line-height: 1; cursor: pointer; transition: background .2s; }
.rb-modal__close:hover { background: rgba(255,255,255,.16); }
.rb-modal__card h3 { color: #fff; font-size: clamp(22px,2.4vw,28px); margin: 0 6% 6px 0; }
.rb-modal__sub { color: rgba(255,255,255,.72); font-size: 15px; margin: 0 0 22px; }
@keyframes rb-pop { from { opacity: 0; transform: translateY(16px) scale(.97); } to { opacity: 1; transform: none; } }

/* ===== SINGLE: inline CTA-полоса под вкладками ===== */
.product-cta { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; margin-top: clamp(40px,5vw,64px); padding: clamp(28px,3.5vw,44px); border-radius: var(--rb-radius-lg); background: var(--rb-ink); color: #fff; position: relative; overflow: hidden; isolation: isolate; }
.product-cta::before { content: ""; position: absolute; z-index: -1; width: 480px; height: 480px; border-radius: 50%; right: -160px; top: -200px; background: radial-gradient(circle, rgba(47,107,255,.4), transparent 64%); }
.product-cta::after { content: ""; position: absolute; z-index: -1; width: 360px; height: 360px; border-radius: 50%; left: -140px; bottom: -200px; background: radial-gradient(circle, rgba(25,211,218,.28), transparent 64%); }
.product-cta h3 { color: #fff; margin: 0 0 6px; }
.product-cta p { color: rgba(255,255,255,.74); margin: 0; max-width: 52ch; }

/* ===== Сквозная нумерация секций главной (система/ритм) ===== */
body.home { counter-reset: rbsec; }
body.home .rb-section { counter-increment: rbsec; }
body.home .rb-section .rb-eyebrow::before {
    content: counter(rbsec, decimal-leading-zero);
    width: auto; height: auto; background: none; border-radius: 0;
    font-family: var(--rb-font-head); font-weight: 800; font-size: 13px; letter-spacing: 0;
    color: var(--rb-accent);
}
body.home .rb-section--ink .rb-eyebrow::before,
body.home .tech .rb-eyebrow::before { color: var(--rb-cyan); }

/* ===== Pre-footer CTA band (мощное завершение на внутренних страницах) ===== */
.prefooter { position: relative; overflow: hidden; background: linear-gradient(120deg, var(--rb-accent-900) 0%, var(--rb-ink) 58%); color: #fff; isolation: isolate; }
.prefooter::before { content: ""; position: absolute; z-index: -1; width: 560px; height: 560px; border-radius: 50%; right: -160px; top: -220px; background: radial-gradient(circle, rgba(25,211,218,.34), transparent 64%); filter: blur(10px); animation: rb-drift2 24s var(--rb-ease) infinite alternate; }
.prefooter__inner { display: flex; align-items: center; justify-content: space-between; gap: 36px; flex-wrap: wrap; padding-block: clamp(48px, 7vw, 96px); }
.prefooter h2 { color: #fff; margin: 0; max-width: 20ch; font-size: clamp(28px, 3.8vw, 50px); }
.prefooter p { color: rgba(255,255,255,.82); margin: 12px 0 0; max-width: 44ch; }
.prefooter__actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* ===== Footer: тонкий верхний акцент ===== */
.site-footer { border-top: 1px solid rgba(255,255,255,.07); }

/* Более «весомые» заголовки секций */
.rb-head h2 { letter-spacing: -.03em; }
.hero__lead, .rb-head p { font-weight: 400; }

/* ============================================================
 * MOTION v2 — по итогам повторного ресёрча (Gausium/Pudu/Richtech…)
 * ============================================================ */

/* Прогресс-бар активной вкладки витрины + авто-перелистывание */
.showcase__tab { position: relative; overflow: hidden; }
.showcase__bar { position: absolute; left: 0; bottom: 0; height: 3px; width: 100%; transform: scaleX(0); transform-origin: left; background: linear-gradient(90deg, var(--rb-accent), var(--rb-cyan)); }
.showcase[data-rb-autoplay].is-playing .showcase__tab[aria-selected="true"] .showcase__bar { animation: rb-tabfill var(--rb-auto, 6000ms) linear forwards; }
.showcase__tab[aria-selected="true"] .showcase__bar { background: linear-gradient(90deg, var(--rb-cyan), #8fb2ff); }
@keyframes rb-tabfill { from { transform: scaleX(0); } to { transform: scaleX(1); } }

/* Sheen-проводка по сплошным кнопкам */
.rb-btn--primary, .rb-btn--light, .rb-btn--on-dark { position: relative; overflow: hidden; }
.rb-btn--primary::after, .rb-btn--light::after, .rb-btn--on-dark::after { content: ""; position: absolute; inset: 0; background: linear-gradient(120deg, transparent 32%, rgba(255,255,255,.28) 50%, transparent 68%); transform: translateX(-130%); transition: transform .6s var(--rb-ease); pointer-events: none; }
.rb-btn--light::after { background: linear-gradient(120deg, transparent 32%, rgba(47,107,255,.16) 50%, transparent 68%); }
.rb-btn--primary:hover::after, .rb-btn--light:hover::after, .rb-btn--on-dark:hover::after { transform: translateX(130%); }

/* Анимированный градиент (Richtech sway) на тёмных CTA-полосах */
.prefooter { background-size: 220% 220%; animation: rb-sway 16s ease-in-out infinite; }
@keyframes rb-sway { 0%, 100% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } }

/* Сжатие шапки при скролле */
.site-header__inner { transition: height .3s var(--rb-ease); }
.site-header__brand img { transition: transform .3s var(--rb-ease); }
.site-header.is-stuck .site-header__inner { height: 60px; }
.site-header.is-stuck .site-header__brand img { transform: scale(.9); }

@media (prefers-reduced-motion: reduce) {
    .prefooter { animation: none; }
    .showcase[data-rb-autoplay].is-playing .showcase__tab[aria-selected="true"] .showcase__bar { animation: none; }
    .rb-btn--primary::after, .rb-btn--light::after, .rb-btn--on-dark::after { display: none; }
}

/* ===== Согласие 152-ФЗ в форме ===== */
.rb-consent { display: flex; gap: 10px; align-items: flex-start; font-size: 13px; line-height: 1.5; color: rgba(255,255,255,.72); cursor: pointer; }
.rb-consent input { margin-top: 2px; flex: none; width: 16px; height: 16px; accent-color: var(--rb-accent); }
.rb-consent a { color: #fff; text-decoration: underline; }
.rb-form--light .rb-consent { color: var(--rb-muted); }
.rb-form--light .rb-consent a { color: var(--rb-ink); }

/* ===== Cookie-баннер ===== */
.rb-cookie { position: fixed; left: 50%; bottom: 20px; transform: translate(-50%, 140%); z-index: 350; width: min(880px, calc(100% - 32px)); display: flex; align-items: center; gap: 20px; padding: 16px 20px; background: var(--rb-ink); color: #C7D0E0; border: 1px solid rgba(255,255,255,.1); border-radius: var(--rb-radius); box-shadow: var(--rb-shadow-lg); transition: transform .4s var(--rb-ease); }
.rb-cookie.is-in { transform: translateX(-50%); }
.rb-cookie p { margin: 0; font-size: 14px; }
.rb-cookie a { color: #fff; text-decoration: underline; }
.rb-cookie .rb-btn { flex: none; padding: 11px 22px; }
@media (max-width: 600px) { .rb-cookie { flex-direction: column; align-items: stretch; text-align: center; } }

/* ===== Контакты ===== */
.contact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.contact-card { padding: 28px; border: 1px solid var(--rb-line); border-radius: var(--rb-radius); background: #fff; transition: transform .3s var(--rb-ease), box-shadow .3s; }
.contact-card:hover { transform: translateY(-3px); box-shadow: var(--rb-shadow); }
.contact-card__ic { width: 48px; height: 48px; border-radius: 13px; background: var(--rb-accent-100); display: grid; place-items: center; margin-bottom: 16px; }
.contact-card__ic svg { width: 24px; height: 24px; fill: none; stroke: var(--rb-accent); stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.contact-card span { display: block; font-size: 13px; color: var(--rb-muted); margin-bottom: 5px; }
.contact-card b, .contact-card a { font-family: var(--rb-font-head); font-size: 18px; font-weight: 700; color: var(--rb-ink); line-height: 1.3; }
.contact-card a:hover { color: var(--rb-accent); }
.contact-map { margin-top: 18px; height: 320px; border-radius: var(--rb-radius); border: 1px solid var(--rb-line); background: var(--rb-surface-2) repeating-linear-gradient(45deg, transparent, transparent 18px, rgba(47,107,255,.04) 18px, rgba(47,107,255,.04) 36px); display: grid; place-items: center; color: var(--rb-muted); font-size: 14px; }

/* ===== Кейсы ===== */
.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.case-card { display: flex; flex-direction: column; background: #fff; border: 1px solid var(--rb-line); border-radius: var(--rb-radius); overflow: hidden; transition: transform .3s var(--rb-ease), box-shadow .3s; }
.case-card:hover { transform: translateY(-5px); box-shadow: var(--rb-shadow-lg); }
.case-card__media { position: relative; aspect-ratio: 16/11; overflow: hidden; background: var(--rb-surface-3); }
.case-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--rb-ease); }
.case-card:hover .case-card__media img { transform: scale(1.05); }
.case-card__tag { position: absolute; top: 14px; left: 14px; font-size: 12px; font-weight: 600; padding: 5px 11px; border-radius: 999px; background: rgba(9,9,28,.7); color: #fff; -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px); }
.case-card__body { padding: 22px; display: flex; flex-direction: column; flex: 1; }
.case-card__body h3 { font-size: 19px; margin-bottom: 8px; }
.case-card__body p { font-size: 14.5px; margin: 0 0 16px; }
.case-card__metric { margin-top: auto; display: flex; align-items: baseline; gap: 8px; padding-top: 14px; border-top: 1px solid var(--rb-line); }
.case-card__metric b { font-family: var(--rb-font-head); font-size: 24px; font-weight: 800; color: var(--rb-accent); }
.case-card__metric span { font-size: 13px; color: var(--rb-body); }

@media (max-width: 1080px) { .contact-grid, .case-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .contact-grid, .case-grid { grid-template-columns: 1fr; } }

/* ============================================================
 * AESTHETIC v3 — вариативность палитры, композиция, переход входа
 * ============================================================ */
:root { --rb-indigo: #5B7CFF; }

/* No-JS safety: если JS не выполнился — показываем весь контент */
html:not(.js) .reveal { opacity: 1 !important; transform: none !important; }

/* Page-enter: мягкое появление hero на загрузке */
html.js .hero__inner { opacity: 0; transform: translateY(20px); }
body.is-loaded .hero__inner { opacity: 1; transform: none; transition: opacity .9s var(--rb-ease), transform .9s var(--rb-ease); }

/* Градиентный текст-акцент (богаче, чем плоский cyan) */
.rb-grad { background: linear-gradient(100deg, var(--rb-accent) 0%, var(--rb-indigo) 45%, var(--rb-cyan) 100%); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* Многоступенчатые градиенты вместо плоских */
.rb-progress { background: linear-gradient(90deg, var(--rb-accent), var(--rb-indigo), var(--rb-cyan)); }
.prefooter { background: linear-gradient(120deg, var(--rb-accent-900) 0%, #16236f 38%, var(--rb-ink) 78%); }
.cta::before { background: radial-gradient(circle, rgba(91,124,255,.5), transparent 65%); }

/* Глубокая navy-секция с градиентом (богаче плоского ink) — для tech */
.tech { background: radial-gradient(125% 130% at 78% 0%, #16236f 0%, #0B1430 48%, #09091C 100%); }

/* ===== Манифест-полоса (композиционно ломает ритм «надзаголовок+сетка») ===== */
.manifesto { position: relative; overflow: hidden; isolation: isolate; color: #C7D0E0; padding-block: clamp(72px, 10vw, 140px); background: radial-gradient(120% 135% at 14% 12%, #16236f 0%, #0B1430 46%, #09091C 100%); }
.manifesto::before { content: ""; position: absolute; z-index: -1; width: 620px; height: 620px; right: -160px; bottom: -240px; border-radius: 50%; background: radial-gradient(circle, rgba(25,211,218,.26), transparent 64%); filter: blur(14px); animation: rb-drift2 26s var(--rb-ease) infinite alternate; }
.manifesto::after { content: "//"; position: absolute; z-index: -1; right: clamp(16px, 6vw, 90px); top: 50%; transform: translateY(-50%); font-family: var(--rb-font-head); font-weight: 800; font-size: clamp(120px, 22vw, 320px); line-height: .8; color: rgba(255,255,255,.04); letter-spacing: -.04em; pointer-events: none; }
.manifesto__inner { position: relative; z-index: 1; max-width: 1040px; }
.manifesto__title { color: #fff; font-size: clamp(30px, 4.6vw, 62px); line-height: 1.06; max-width: 19ch; margin: 14px 0 0; letter-spacing: -.03em; }
.manifesto__tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 30px; }
.manifesto__tags span { font-size: 14px; font-weight: 600; padding: 9px 16px; border-radius: 999px; border: 1px solid rgba(255,255,255,.16); color: #fff; background: rgba(255,255,255,.04); }

@media (prefers-reduced-motion: reduce) {
    html.js .hero__inner { opacity: 1; transform: none; }
}

/* ============================================================
 * FINISH PASS — фильтр-чипы, состояния формы, микрополировка
 * ============================================================ */

/* ::selection + скроллбар */
::selection { background: var(--rb-accent); color: #fff; }
html { scrollbar-width: thin; scrollbar-color: #b9c4da var(--rb-surface-2); }
::-webkit-scrollbar { width: 12px; height: 12px; }
::-webkit-scrollbar-track { background: var(--rb-surface-2); }
::-webkit-scrollbar-thumb { background: #c3cde0; border-radius: 10px; border: 3px solid var(--rb-surface-2); }
::-webkit-scrollbar-thumb:hover { background: var(--rb-accent); }

/* Единые focus-кольца на тёмных контекстах — cyan */
.rb-section--ink :focus-visible, .hero :focus-visible, .tech :focus-visible, .manifesto :focus-visible,
.prefooter :focus-visible, .site-footer :focus-visible, .rb-modal :focus-visible, .req-aside :focus-visible,
.cta :focus-visible, .archive-hero :focus-visible { outline-color: var(--rb-cyan); }

/* Единая иконография: контур, скруглённые соединения */
.tile__icon svg, .adv__icon svg, .solution-card__icon svg, .feature__ic svg,
.contact-card__ic svg, .tech__list .ic svg { fill: none; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }

/* Активные фильтры каталога — чипы */
.catalog__active { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 18px; }
.filter-chip { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600; padding: 6px 7px 6px 14px; border-radius: 999px; background: var(--rb-accent-100); color: var(--rb-accent-700); }
.filter-chip a { display: inline-grid; place-items: center; width: 18px; height: 18px; border-radius: 50%; background: rgba(47,107,255,.16); color: var(--rb-accent-700); font-size: 14px; line-height: 1; }
.filter-chip a:hover { background: var(--rb-accent); color: #fff; }
.catalog__active .reset-all { font-size: 13px; font-weight: 600; color: var(--rb-muted); margin-left: 2px; }
.catalog__active .reset-all:hover { color: var(--rb-accent); }

/* Состояния формы */
.rb-field input:user-invalid, .rb-field textarea:user-invalid { border-color: #e0566f; }
.rb-btn.is-loading { color: transparent !important; pointer-events: none; position: relative; }
.rb-btn.is-loading > * { opacity: 0; }
.rb-btn.is-loading::before { content: ""; position: absolute; top: 50%; left: 50%; width: 18px; height: 18px; margin: -9px 0 0 -9px; border: 2px solid rgba(255,255,255,.45); border-top-color: #fff; border-radius: 50%; animation: rb-spin .7s linear infinite; opacity: 1; }
@keyframes rb-spin { to { transform: rotate(360deg); } }
.rb-form__success { display: flex; align-items: center; gap: 10px; }
.rb-form__success::before { content: "✓"; display: inline-grid; place-items: center; width: 24px; height: 24px; flex: none; border-radius: 50%; background: var(--rb-cyan); color: var(--rb-ink); font-weight: 800; font-size: 14px; }

/* Honeypot — скрыто от людей, видно ботам */
.rb-hp { position: absolute !important; left: -9999px !important; width: 1px; height: 1px; overflow: hidden; }

/* ============================================================
 * EXPENSIVE-TECH PASS (по доп-ресёрчу: Linear / Rivian / 1X / Figure)
 * Холодный кинематографичный tech — HUD/scan/моно-спеки. Палитра cobalt/cyan/navy.
 * ============================================================ */
:root {
    --rb-ease-expo: cubic-bezier(0.83, 0, 0.17, 1);   /* hero/большие моменты */
    --rb-ease-out:  cubic-bezier(0.25, 0.46, 0.45, 0.94); /* UI/ховеры/ревилы */
    --rb-font-mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
}

/* 1. Холодный грейд hero-видео + cyan-свечение */
.hero__media img, .hero__media video { filter: saturate(.88) contrast(1.05) brightness(.92); }
.hero__media::before { content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none;
    background: radial-gradient(60% 50% at 18% 22%, rgba(25,211,218,.16), transparent 70%); mix-blend-mode: screen; }

/* 2. Скан-линия + cyan-точки поверх hero-grid (сенсор-меш) */
.hero__grid { background-image:
    radial-gradient(rgba(25,211,218,.22) 1px, transparent 1.6px),
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
    background-size: 64px 64px, 64px 64px, 64px 64px; }
.hero__grid::after { content: ""; position: absolute; left: 0; right: 0; height: 40%;
    background: linear-gradient(180deg, transparent, rgba(25,211,218,.10) 70%, transparent);
    animation: rb-scan 7s linear infinite; }
@keyframes rb-scan { 0% { transform: translateY(-60%); opacity: 0; } 15%,85% { opacity: 1; } 100% { transform: translateY(360%); opacity: 0; } }

/* 3. Метрики как приборный спек-ридаут: моно, tabular, подчёркивание-вайп */
.metric__value { font-family: var(--rb-font-mono); font-weight: 700; font-variant-numeric: tabular-nums; letter-spacing: -.02em; }
.metric { position: relative; }
.metric__value::after { content: ""; position: absolute; left: 50%; transform: translateX(-50%) scaleX(0); transform-origin: center; bottom: -6px; width: 38px; height: 2px; border-radius: 2px; background: linear-gradient(90deg, var(--rb-accent), var(--rb-cyan)); transition: transform .8s var(--rb-ease-expo) .2s; }
.metric-band__inner.is-in .metric__value::after { transform: translateX(-50%) scaleX(1); }

/* 4. HUD-уголки на медиа (targeting/inspection) */
.tile, .tech__shot, .robot-card__media { position: relative; }
.tile::before, .tech__shot::before, .robot-card__media::after {
    content: ""; position: absolute; z-index: 3; top: 12px; left: 12px; width: 18px; height: 18px;
    border-top: 1.5px solid rgba(25,211,218,.7); border-left: 1.5px solid rgba(25,211,218,.7);
    opacity: .55; transition: opacity .3s var(--rb-ease-out), width .3s var(--rb-ease-out), height .3s var(--rb-ease-out); }
.tile:hover::before, .tech__shot:hover::before, .robot-card:hover .robot-card__media::after { opacity: 1; width: 24px; height: 24px; }

/* 5. Моно-индексы вкладок витрины (01 / 02 …) */
.showcase__tablist { counter-reset: rbtab; }
.showcase__tab { counter-increment: rbtab; }
.showcase__tab .showcase__tab-label::before { content: counter(rbtab, decimal-leading-zero) "  "; font-family: var(--rb-font-mono); font-weight: 500; font-size: 12px; color: var(--rb-accent); }
.showcase__tab[aria-selected="true"] .showcase__tab-label::before { color: var(--rb-cyan); }

/* 6. Эйбрауы — моно-регистр (инструментальный контраст с editorial-заголовками) */
.rb-eyebrow { font-family: var(--rb-font-mono); font-weight: 500; }

/* 7. Card spotlight (курсор-следящее свечение) + cobalt→cyan кромка на ховере */
.robot-card, .adv { --mx: 50%; --my: 0%; }
.robot-card::before, .adv::before { content: ""; position: absolute; inset: 0; z-index: 0; border-radius: inherit; pointer-events: none;
    background: radial-gradient(220px circle at var(--mx) var(--my), rgba(47,107,255,.12), transparent 60%);
    opacity: 0; transition: opacity .3s var(--rb-ease-out); }
.robot-card:hover::before, .adv:hover::before { opacity: 1; }
.robot-card__body, .adv__icon, .adv h3, .adv p { position: relative; z-index: 1; }

@media (prefers-reduced-motion: reduce) {
    .hero__grid::after { animation: none; opacity: 0; }
    .metric__value::after { transition: none; transform: translateX(-50%) scaleX(1); }
}

/* ============================================================
 * SOLUTIONS — медиа-карточки (кликабельны целиком, растут на ховере) + детальная
 * ============================================================ */
/* .solution-card теперь <a> — сбрасываем ссылку и делаем «вырастание» */
a.solution-card { text-decoration: none; color: inherit; }
.solution-card--media { padding: 0; overflow: hidden; display: flex; flex-direction: column; will-change: transform; }
.solution-card--media:hover { transform: translateY(-5px) scale(1.025); z-index: 2; box-shadow: var(--rb-shadow-lg); border-color: transparent; }
.solution-card--media .solution-card__media { position: relative; display: block; aspect-ratio: 16/10; overflow: hidden; background: var(--rb-surface-3); isolation: isolate; }
.solution-card--media .solution-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--rb-ease-out); }
.solution-card--media:hover .solution-card__media img { transform: scale(1.08); }
.solution-card--media .solution-card__media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(9,9,28,.12) 40%, rgba(9,9,28,.62)); }
.solution-card--media .solution-card__icon { position: absolute; z-index: 2; left: 22px; bottom: 16px; margin: 0; width: 46px; height: 46px; border-radius: 12px; box-shadow: 0 8px 22px rgba(9,9,28,.4); }
.solution-card--media .solution-card__inner { display: flex; flex-direction: column; flex: 1; padding: 24px; }
.solution-card--media .solution-card__inner h3 { margin: 0 0 8px; }
.solution-card--media .solution-card__inner p { margin: 0 0 16px; }
.solution-card--media .solution-card__link { margin-top: auto; font-weight: 600; font-size: 14.5px; color: var(--rb-accent); display: inline-flex; align-items: center; gap: 6px; }
.solution-card--media:hover .solution-card__link { color: var(--rb-accent-900); }

/* Фильтры — крупнее текст */
.filters h2 { font-size: 20px; }
.filters__group label { font-size: 15px; }
.filters select { font-size: 16px; padding: 12px 14px; }

/* Детальная решения — широкая медиа-полоса */
.sol-media { position: relative; border-radius: var(--rb-radius-lg); overflow: hidden; aspect-ratio: 24/9; isolation: isolate; border: 1px solid var(--rb-line); }
.sol-media img { width: 100%; height: 100%; object-fit: cover; }
.sol-media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(9,9,28,.7), rgba(9,9,28,.2) 60%, transparent); }
.sol-media__cap { position: absolute; z-index: 1; left: clamp(20px,4vw,48px); bottom: clamp(20px,4vw,40px); right: clamp(20px,4vw,48px); color: #fff; max-width: 56ch; }
.sol-media__cap b { display: inline-flex; align-items: center; gap: 8px; font-family: var(--rb-font-mono); font-size: 12px; font-weight: 500; letter-spacing: .12em; text-transform: uppercase; color: var(--rb-cyan); margin-bottom: 10px; }
.sol-media__cap p { font-family: var(--rb-font-head); font-size: clamp(18px,2.2vw,28px); line-height: 1.25; color: #fff; margin: 0; }
@media (max-width: 700px) { .sol-media { aspect-ratio: 16/11; } }

/* ============================================================
 * MOTION v4 — дополнительная анимация главной (по просьбе заказчика).
 * Hero не трогаем. «Скрытые» стартовые состояния — под html.js (без JS контент
 * виден), всё уважает prefers-reduced-motion (override-блок в конце).
 * ============================================================ */

/* 1. Manifesto — пословное проявление заголовка из-под маски (JS-сплиттер .rb-w) */
.manifesto__title .rb-w { display: inline-block; overflow: hidden; vertical-align: bottom; padding-bottom: .14em; margin-bottom: -.14em; }
.manifesto__title .rb-w > span { display: inline-block; transform: translateY(115%); transition: transform .8s var(--rb-ease-expo); transition-delay: calc(var(--i, 0) * 48ms); }
.manifesto__inner.is-in .manifesto__title .rb-w > span { transform: none; }

/* 2. Advantages — иконки «рисуются» линией при появлении карточки (stroke-draw).
      Фикс. dasharray 200 (> длины контуров) — без pathLength, чтобы значения были
      предсказуемы: в покое контур скрыт (offset 200), по .is-in дорисовывается до 0. */
html.js .adv__icon svg path { stroke-dasharray: 200; stroke-dashoffset: 200; transition: stroke-dashoffset 1s var(--rb-ease-out) .2s; }
html.js .adv.is-in .adv__icon svg path { stroke-dashoffset: 0; }
html.js .adv:nth-child(3n+2) .adv__icon svg path { transition-delay: .35s; }
html.js .adv:nth-child(3n)   .adv__icon svg path { transition-delay: .5s; }

/* 3. Process — номера «всплывают», текст подтягивается синхронно с ростом линии */
html.js .process__num { opacity: 0; transform: scale(.55); transition: background .3s var(--rb-ease), transform .5s var(--rb-ease-expo), opacity .5s var(--rb-ease); }
html.js .process__step h3, html.js .process__step p { opacity: 0; transform: translateY(12px); transition: opacity .55s var(--rb-ease), transform .55s var(--rb-ease); }
.process__steps.is-in .process__num { opacity: 1; transform: scale(1); }
.process__steps.is-in .process__step h3, .process__steps.is-in .process__step p { opacity: 1; transform: none; }
.process__steps.is-in .process__step:nth-child(2) :is(.process__num, h3, p) { transition-delay: .15s; }
.process__steps.is-in .process__step:nth-child(3) :is(.process__num, h3, p) { transition-delay: .45s; }
.process__steps.is-in .process__step:nth-child(4) :is(.process__num, h3, p) { transition-delay: .75s; }

/* 4. Direction tiles — мягкий подъём, акцент иконки, scale-проявление */
.tile { transition: transform .45s var(--rb-ease-out), box-shadow .45s var(--rb-ease-out), opacity .7s var(--rb-ease); will-change: transform; }
.tile:hover { transform: translateY(-6px); box-shadow: 0 26px 54px rgba(9,9,28,.42), 0 0 0 1px rgba(25,211,218,.32); }
.tile__icon { transition: transform .45s var(--rb-ease-out), background .3s, border-color .3s, box-shadow .3s; }
.tile:hover .tile__icon { transform: translateY(-4px); background: rgba(25,211,218,.22); border-color: rgba(25,211,218,.5); box-shadow: 0 10px 26px rgba(25,211,218,.3); }
.tile.reveal { transform: translateY(26px) scale(.97); }
.tile.reveal.is-in { transform: none; }

/* 5. 3D-tilt карточек (дополняет spotlight; только мышь/тонкий указатель).
      JS задаёт --rx/--ry, CSS применяет вместе с существующим hover-подъёмом. */
@media (hover: hover) and (pointer: fine) {
    .robot-card, .adv { --rx: 0deg; --ry: 0deg; }
    .robot-card:hover { transform: perspective(950px) rotateX(var(--rx)) rotateY(var(--ry)) translateY(-5px); }
    .adv:hover { transform: perspective(950px) rotateX(var(--rx)) rotateY(var(--ry)) translateY(-4px); }
}

/* 6. Tech — кадры двигаются на скролле (JS), сглаживаем композитингом */
.tech__media .tech__shot { will-change: transform; }

/* 7. Solutions — иконка «дорисовывается» при наведении на карточку.
      dasharray 200 (> длины) → в покое контур сплошной; на hover перерисовка из 200→0. */
.solution-card--media .solution-card__icon svg path { stroke-dasharray: 200; }
a.solution-card--media:hover .solution-card__icon svg path { animation: rb-redraw .6s var(--rb-ease-out); }
@keyframes rb-redraw { from { stroke-dashoffset: 200; } to { stroke-dashoffset: 0; } }

@media (prefers-reduced-motion: reduce) {
    .manifesto__title .rb-w > span { transform: none; }
    html.js .adv__icon svg path { stroke-dashoffset: 0; }
    html.js .process__num { opacity: 1; transform: none; }
    html.js .process__step h3, html.js .process__step p { opacity: 1; transform: none; }
    .tile.reveal { transform: none; }
    .solution-card--media .solution-card__icon svg path { animation: none; }
}

/* ============================================================
 * MOTION v5 — фикс манифеста + визуальное усиление секций (по фидбэку).
 * ============================================================ */

/* ФИКС: градиент фразы манифеста переносим на внутренние span слов.
   background-clip:text не прокрашивается сквозь вложенные inline-block маски —
   из-за этого «автономные роботы» становились невидимыми и ломали лэйаут. */
.manifesto__title .rb-grad .rb-w > span {
    background: linear-gradient(100deg, var(--rb-accent) 0%, var(--rb-indigo) 45%, var(--rb-cyan) 100%);
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Манифест — теги: появление вслед за заголовком + интерактивность на hover */
html.js .manifesto__tags span { opacity: 0; transform: translateY(12px);
    transition: opacity .55s var(--rb-ease), transform .4s var(--rb-ease-out), background .25s, border-color .25s, color .25s; }
html.js .manifesto__inner.is-in .manifesto__tags span { opacity: 1; transform: none; }
.manifesto__tags span:hover { transform: translateY(-3px); background: rgba(25,211,218,.12); border-color: rgba(25,211,218,.45); color: #fff; }

/* Преимущества (тёмные карточки) — плотнее фон, верхний cyan-акцент, богаче иконка.
   position:relative заодно корректно «привязывает» spotlight (.adv был static). */
.adv { position: relative; }
.rb-section--ink .adv { background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.018)); border-color: rgba(255,255,255,.12); }
.rb-section--ink .adv:hover { border-color: rgba(25,211,218,.3); }
.rb-section--ink .adv::after { content: ""; position: absolute; top: 0; left: 24px; right: 24px; height: 2px; z-index: 2; pointer-events: none;
    background: linear-gradient(90deg, transparent, rgba(25,211,218,.65), transparent); opacity: 0; transform: scaleX(.4);
    transition: opacity .35s var(--rb-ease-out), transform .45s var(--rb-ease-out); }
.rb-section--ink .adv:hover::after { opacity: 1; transform: scaleX(1); }
.rb-section--ink .adv__icon { background: linear-gradient(135deg, rgba(25,211,218,.24), rgba(47,107,255,.16)); border: 1px solid rgba(25,211,218,.28); box-shadow: 0 6px 18px rgba(9,9,28,.3); transition: transform .35s var(--rb-ease-out), box-shadow .3s; }
.rb-section--ink .adv:hover .adv__icon { transform: translateY(-3px); box-shadow: 0 12px 26px rgba(25,211,218,.22); }

/* Контакты + Сервис — светлые карточки: тидже-ряд из 4, hover-подъём,
   верхняя акцент-полоса (wipe), «загорающаяся» иконка. */
.contact-grid { grid-template-columns: repeat(4, 1fr); }
.contact-card, .feature { position: relative; overflow: hidden; transition: transform .35s var(--rb-ease-out), box-shadow .35s var(--rb-ease-out), border-color .3s; }
.contact-card:hover, .feature:hover { transform: translateY(-5px); box-shadow: var(--rb-shadow-lg); border-color: transparent; }
.contact-card::after, .feature::after { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px; transform: scaleX(0); transform-origin: left;
    background: linear-gradient(90deg, var(--rb-accent), var(--rb-cyan)); transition: transform .4s var(--rb-ease-out); }
.contact-card:hover::after, .feature:hover::after { transform: scaleX(1); }
.contact-card__ic, .feature__ic { transition: transform .35s var(--rb-ease-out), background .3s; }
.contact-card:hover .contact-card__ic, .feature:hover .feature__ic { transform: translateY(-3px) scale(1.06); background: var(--rb-accent); }
.contact-card:hover .contact-card__ic svg, .feature:hover .feature__ic svg { stroke: #fff; }

@media (prefers-reduced-motion: reduce) {
    html.js .manifesto__tags span { opacity: 1; transform: none; }
}