:root {
      --ink: #23223F;
      --graphite: #666474;
      --muted: #8B8995;
      --line: rgba(35, 34, 63, 0.10);
      --line-strong: rgba(35, 34, 63, 0.18);
      --green: #A7F04B;
      --green-dark: #2E7D32;
      --green-pale: rgba(167, 240, 75, 0.18);
      --paper: #F1F1F1;
      --white: #FFFFFF;
      --surface: #F1F1F1;
      --shadow: 0 20px 52px rgba(35, 34, 63, 0.07);
      --radius: 18px;
      --max: 1360px;
    }

    html {
      scroll-behavior: smooth;
      background: var(--paper);
    }

    body {
      margin: 0;
      color: var(--ink);
      background: var(--paper);
      font-family: "Golos Text", Arial, sans-serif;
      letter-spacing: 0;
    }

    .page {
      min-height: 100vh;
      overflow-x: clip;
      padding-top: 72px;
    }

    .topbar {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      z-index: 50;
      background: rgba(255, 255, 255, 0.96);
      box-shadow: 0 8px 24px rgba(35, 34, 63, 0.06);
      backdrop-filter: blur(14px);
      transition: background 180ms ease, box-shadow 180ms ease, backdrop-filter 180ms ease;
    }

    .topbar.is-scrolled {
      background: rgba(255, 255, 255, 0.82);
      box-shadow: 0 8px 26px rgba(35, 34, 63, 0.10);
      backdrop-filter: blur(16px);
    }

    .hero {
      position: relative;
      min-height: 560px;
      isolation: isolate;
      overflow: hidden;
      color: var(--white);
      background:
        linear-gradient(rgba(0, 0, 0, 0.42), rgba(0,0,0,0.42)),
        url("../generated/itgeo-corporate-hero-brand-concept.webp") center right / cover no-repeat,
        var(--ink);
    }

    .hero::before {
      content: "";
      position: absolute;
      inset: 0;
      z-index: -1;
      display: none;
    }

    .hero-inner {
      width: min(var(--max), calc(100% - 64px));
      margin: 0 auto;
      min-height: 560px;
      padding: 56px 0 48px;
      display: grid;
      grid-template-columns: 1fr;
      gap: 26px;
      align-items: center;
      justify-items: start;
      text-align: left;
    }

    .eyebrow,
    .section-kicker {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 16px;
      color: var(--ink);
      font-size: 30px;
      font-weight: 600;
      line-height: normal;
      letter-spacing: 0;
    }

    .eyebrow::before,
    .section-kicker::before {
      content: "";
      width: 38px;
      height: 3px;
      border-radius: 999px;
      background: var(--green);
    }

    .section-kicker {
      color: var(--ink);
    }

    .hero h1 {
      max-width: 840px;
      margin: 0;
      color: var(--white);
      font-size: clamp(40px, 5vw, 72px);
      font-weight: 800;
      line-height: 0.98;
    }

    .hero-lead {
      max-width: 680px;
      margin: 24px 0 0;
      color: rgba(255,255,255,0.86);
      font-size: clamp(17px, 1.45vw, 21px);
      font-weight: 550;
      line-height: 1.42;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      margin-top: 34px;
      justify-content: flex-start;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 52px;
      padding: 0 22px;
      border: 1px solid transparent;
      border-radius: 999px;
      font-size: 16px;
      font-weight: 750;
      transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease, border-color 180ms ease;
    }

    .btn:hover,
    .btn:focus-visible {
      transform: translateY(-1px);
      outline: none;
    }

    .btn-primary {
      color: var(--ink);
      background: var(--green);
      box-shadow: none;
    }

    .btn-secondary {
      color: var(--white);
      background: rgba(255,255,255,0.14);
      border-color: rgba(255,255,255,0.48);
      backdrop-filter: blur(8px);
    }

    section {
      position: relative;
      padding: 24px 0;
      scroll-margin-top: 128px;
    }

    .section-inner {
      width: min(var(--max), calc(100% - 64px));
      margin: 0 auto;
      padding: 10px;
      border-radius: 24px;
      background: var(--white);
    }

    .section-head {
      display: grid;
      grid-template-columns: minmax(0, 0.74fr) minmax(300px, 0.46fr);
      gap: 28px;
      align-items: end;
      margin-bottom: 22px;
    }

    h2 {
      margin: 0;
      color: var(--ink);
      font-size: clamp(30px, 3.2vw, 48px);
      font-weight: 800;
      line-height: 1.08;
    }

    .band {
      background: transparent;
    }

    #services {
      background: var(--white);
      padding-top: 24px;
      padding-bottom: 28px;
    }

    #projects {
      background: var(--white);
      position: relative;
    }

    #projects .section-inner,
    #services .section-inner {
      width: min(var(--max), calc(100% - 64px));
      padding: 10px 0 30px;
      border-radius: 0;
      background: transparent;
    }

    #products {
      background: #F7FAF4;
      position: relative;
    }

    #products .section-inner {
      width: min(var(--max), calc(100% - 64px));
      padding: 10px 0 30px;
      border-radius: 0;
      background: transparent;
    }

    #patents {
      background: var(--white);
      position: relative;
    }

    #patents .section-inner,
    #products .section-inner {
      width: min(var(--max), calc(100% - 64px));
      padding: 10px 0 30px;
      border-radius: 0;
      background: transparent;
    }

    #contacts {
      background: var(--white);
    }

    #contacts .section-inner {
      width: min(var(--max), calc(100% - 64px));
      padding: 10px 0 30px;
      border-radius: 0;
      background: transparent;
    }

    .product-card,
    .contact-card {
      border: 0;
      border-radius: var(--radius);
      background: var(--surface);
      box-shadow: none;
    }

    .services-showcase {
      display: grid;
      gap: 16px;
    }

    #services {
      position: relative;
    }

    #services .section-head {
      display: block;
      margin-bottom: 14px;
      text-align: center;
    }

    #services .section-kicker {
      justify-content: center;
      font-size: clamp(34px, 4vw, 50px);
      line-height: 1.08;
      text-transform: none;
    }

    #services .section-kicker::before {
      display: none;
    }

    #services .services-showcase {
      justify-items: center;
      text-align: center;
    }

    .services-lead {
      max-width: 860px;
      margin: 0 auto 12px;
      color: var(--graphite);
      font-size: clamp(16px, 1.35vw, 19px);
      font-weight: 520;
      line-height: 1.48;
      text-align: center;
    }

    .service-tile-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 18px;
    }

    .service-tile {
      min-height: 118px;
      padding: 20px;
      display: flex;
      flex-direction: row;
      align-items: center;
      gap: 18px;
      border: 1px solid rgba(46, 125, 50, 0.22);
      border-radius: 8px;
      background: linear-gradient(180deg, var(--white), #FBFDF8);
      box-shadow: 0 14px 34px rgba(35, 34, 63, 0.07);
      transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
    }

    .service-tile:hover,
    .service-tile:focus-within {
      transform: translateY(-3px);
      border-color: rgba(46, 125, 50, 0.44);
      box-shadow: 0 20px 46px rgba(35, 34, 63, 0.11);
    }

    .service-tile-icon {
      width: 68px;
      height: 68px;
      flex: 0 0 68px;
      display: grid;
      place-items: center;
      border-radius: 0;
      background: transparent;
    }

    .service-tile-icon img {
      width: 52px;
      height: 52px;
      display: block;
      object-fit: contain;
    }

    .service-tile h3 {
      flex: 1 1 auto;
      min-width: 0;
      margin: 0;
      color: var(--ink);
      font-size: clamp(19px, 1.45vw, 22px);
      font-weight: 650;
      line-height: 1.18;
    }

    .projects-layout {
      display: grid;
      grid-template-columns: minmax(380px, 0.48fr) minmax(0, 0.82fr);
      gap: clamp(26px, 4vw, 56px);
      align-items: stretch;
    }

    .projects-left {
      min-width: 0;
    }

    .projects-inline-heading {
      display: block;
      margin: 0 0 28px;
    }

    .projects-inline-heading .section-kicker {
      font-size: clamp(34px, 4vw, 50px);
      line-height: 1.08;
      text-transform: none;
      white-space: nowrap;
    }

    .projects-inline-heading .section-kicker::before {
      display: none;
    }

    .project-tabs {
      display: flex;
      flex-direction: column;
      align-items: flex-start;
      gap: 18px;
      padding-top: 4px;
    }

    .section-text-link {
      display: inline-flex;
      width: fit-content;
      margin-top: 22px;
      color: var(--green-dark);
      font-size: 16px;
      font-weight: 750;
      line-height: 1.2;
      text-decoration: underline;
      text-decoration-thickness: 2px;
      text-underline-offset: 5px;
      text-decoration-color: var(--green);
      transition: color 160ms ease, text-decoration-color 160ms ease;
    }

    .section-text-link:hover,
    .section-text-link:focus-visible {
      color: var(--ink);
      text-decoration-color: var(--green-dark);
      outline: none;
    }

    .project-tab {
      display: inline;
      padding: 0 0 9px;
      border: 0;
      border-bottom: 3px solid transparent;
      color: var(--ink);
      background: transparent;
      font: inherit;
      font-size: clamp(10px, 2.2vw, 22px);
      font-weight: 500;
      line-height: 1.16;
      text-align: left;
      cursor: pointer;
    }

    .project-tab.is-active {
      color: var(--green-dark);
      border-bottom-color: var(--green);
    }

    .project-tab:hover,
    .project-tab:focus-visible {
      color: var(--green-dark);
      outline: none;
    }

    .project-showcase {
      min-width: 0;
    }

    .project-feature {
      display: none;
      position: relative;
      min-height: 390px;
      overflow: hidden;
      border-radius: 8px;
      background: var(--ink);
      isolation: isolate;
    }

    .project-feature.is-active {
      display: block;
    }

    .project-feature-media {
      position: absolute;
      inset: 0;
      z-index: 0;
      overflow: hidden;
      background: var(--surface);
    }

    .project-feature-media img {
      width: 100%;
      height: 100%;
      display: block;
      object-fit: cover;
      filter: saturate(0.88) contrast(0.97) brightness(0.96);
    }

    .project-feature-media img.is-contain {
      object-fit: contain;
      object-position: 92% center;
      padding: clamp(82px, 9vw, 140px) clamp(40px, 6vw, 50px) clamp(150px, 13vw, 190px) clamp(300px, 27vw, 430px);
      background: linear-gradient(135deg, #f7f9f7, #eef3ef);
    }

    .project-feature::after {
      content: "";
      position: absolute;
      inset: 0;
      z-index: 1;
      background:
        linear-gradient(90deg, rgba(0,0,0,0.72) 0%, rgba(0,0,0,0.48) 42%, rgba(0,0,0,0.12) 100%),
        linear-gradient(180deg, rgba(35,34,63,0.08) 0%, rgba(0,0,0,0.36) 100%);
      pointer-events: none;
    }

    .project-feature-body {
      position: absolute;
      left: clamp(28px, 4vw, 56px);
      right: clamp(28px, 4vw, 56px);
      bottom: clamp(28px, 4vw, 52px);
      z-index: 2;
      display: grid;
      grid-template-columns: minmax(0, 1fr) 58px;
      gap: 28px;
      align-items: end;
      color: var(--white);
    }

    .project-feature h3 {
      margin: 0;
      max-width: 860px;
      color: var(--white);
      font-size: clamp(28px, 3vw, 36px);
      line-height: 1.08;
      text-shadow: 0 2px 18px rgba(0,0,0,0.35);
    }

    .project-feature p {
      max-width: 780px;
      margin: 12px 0 0;
      color: rgba(255,255,255,0.88);
      font-size: 18px;
      font-weight: 520;
      line-height: 1.5;
    }

    .project-arrow {
      width: 58px;
      height: 58px;
      display: inline-grid;
      place-items: center;
      /* компенсация смещения чернил глифа "›" в Golos Text */
      padding: 0 0 4px 2px;
      border: 1px solid rgba(255,255,255,0.54);
      border-radius: 50%;
      color: var(--white);
      background: rgba(255,255,255,0.12);
      backdrop-filter: blur(10px);
      font-size: 30px;
      font-weight: 650;
      line-height: 1;
    }

    .products-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 18px;
    }

    #products .section-head {
      display: block;
      margin-bottom: 14px;
      text-align: center;
    }

    #products .section-kicker {
      justify-content: center;
      font-size: clamp(34px, 4vw, 50px);
      line-height: 1.08;
      text-transform: none;
    }

    #products .section-kicker::before {
      display: none;
    }

    .products-lead {
      display: block;
      max-width: 980px;
      margin: 0 auto 28px;
      color: var(--graphite);
      font-size: clamp(16px, 1.35vw, 19px);
      font-weight: 520;
      line-height: 1.48;
      text-align: center;
    }

    .product-card {
      display: grid;
      grid-template-rows: 220px 1fr;
      overflow: hidden;
      border: 1px solid rgba(23, 63, 53, 0.12);
      background: var(--white);
      transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
    }

    .product-card:hover,
    .product-card:focus-within {
      transform: translateY(-5px);
      border-color: rgba(95, 166, 90, 0.72);
      box-shadow: 0 18px 44px rgba(26,38,51,0.12);
    }

    .product-media {
      position: relative;
      overflow: hidden;
      background: var(--surface);
      border-bottom: 1px solid rgba(23, 63, 53, 0.08);
    }

    .product-media img {
      width: 100%;
      height: 100%;
      padding: 0;
      object-fit: fill;
      display: block;
      transition: transform 220ms ease;
    }

    .product-card:hover .product-media img,
    .product-card:focus-within .product-media img {
      transform: scale(1.065);
    }

    .product-body {
      padding: 20px;
      display: flex;
      flex-direction: column;
      min-height: 238px;
    }

    .product-body h3 {
      margin: 0 0 8px;
      font-size: 25px;
      line-height: 1.14;
      color: rgba(0,0,0,0.88);
    }

    .product-subtitle {
      margin: 0 0 10px;
      color: var(--ink);
      font-size: 14px;
      font-weight: 600;
      line-height: 1.35;
    }

    .product-body p {
      margin: 0 0 14px;
      color: var(--graphite);
      font-size: 16px;
      font-weight: 520;
      line-height: 1.48;
    }

    .product-action {
      margin-top: auto;
    }

    .product-cta {
      align-self: flex-start;
      gap: 10px;
      padding: 0 20px;
      color: var(--ink);
      white-space: nowrap;
    }

    .product-cta::after {
      content: "›";
      font-size: 24px;
      line-height: 1;
      transform: translateY(-1px);
      transition: transform 180ms ease;
    }

    .product-cta:hover::after,
    .product-cta:focus-visible::after {
      transform: translate(4px, -1px);
    }

    .patents-split-layout {
      display: grid;
      grid-template-columns: minmax(560px, 0.58fr) minmax(0, 0.62fr);
      gap: clamp(26px, 4vw, 56px);
      align-items: stretch;
    }

    .patents-split-left {
      min-width: 0;
    }

    .patents-split-heading {
      margin: 0 0 28px;
    }

    .patents-split-heading .section-kicker {
      font-size: clamp(40px, 3.5vw, 50px);
      line-height: 1.08;
      text-transform: none;
      white-space: nowrap;
    }

    .patents-split-heading .section-kicker::before {
      display: none;
    }

    .patents-year-tabs {
      display: flex;
      flex-direction: column;
      align-items: flex-start;
      gap: 18px;
      padding-top: 4px;
    }

    .patents-register-link {
      max-width: none;
      margin-top: 24px;
      white-space: nowrap;
    }

    .patents-year-tab {
      display: grid;
      gap: 6px;
      padding: 0 0 9px;
      border: 0;
      border-bottom: 3px solid transparent;
      color: var(--ink);
      background: transparent;
      font: inherit;
      font-size: clamp(10px, 2.2vw, 22px);
      font-weight: 500;
      line-height: 1.16;
      text-align: left;
      cursor: pointer;
    }

    .patents-year-tab span {
      color: var(--graphite);
      font-size: 14px;
      font-weight: 520;
      line-height: 1.35;
    }

    .patents-year-tab.is-active span,
    .patents-year-tab:hover span,
    .patents-year-tab:focus-visible span {
      color: var(--ink);
    }

    .patents-year-tab.is-active {
      color: var(--green-dark);
      border-bottom-color: var(--green);
    }

    .patents-year-tab:hover,
    .patents-year-tab:focus-visible {
      color: var(--green-dark);
      outline: none;
    }

    .patents-document-showcase {
      min-width: 0;
      display: grid;
      justify-items: center;
      align-items: stretch;
    }

    .patents-document-card {
      display: none;
      width: min(100%, 420px);
      height: 100%;
      min-height: 100%;
      padding: 0;
      border: 0;
      border-radius: 0;
      background: transparent;
      box-shadow: none;
    }

    .patents-document-card.is-active {
      display: block;
    }

    .patents-document-preview {
      height: 100%;
      min-height: 100%;
      display: flex;
      align-items: stretch;
      overflow: visible;
      border: 0;
      border-radius: 0;
      background: transparent;
      transition: transform 180ms ease;
    }

    .patents-document-preview:hover,
    .patents-document-preview:focus-visible {
      transform: translateY(-3px);
      outline: none;
    }

    .patents-document-preview img {
      width: 100%;
      height: 100%;
      display: block;
      object-fit: contain;
      object-position: center;
      background: transparent;
      filter: drop-shadow(0 18px 32px rgba(35, 34, 63, 0.20));
    }

    .patents-document-caption {
      display: none;
      margin: 14px 0 0;
      color: var(--ink);
      font-size: 15px;
      font-weight: 650;
      line-height: 1.35;
      text-align: center;
    }

    .contact-section {
      padding-bottom: 0;
      background: transparent;
      color: var(--ink);
    }

    .contact-grid {
      display: grid;
      grid-template-columns: minmax(0, 1fr);
      gap: 18px;
      align-items: stretch;
    }

    .contact-card {
      padding: 0;
      background: transparent;
      border-color: transparent;
      box-shadow: none;
    }

    .official-info {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 10px 22px;
      margin: 0;
    }

    .official-info div {
      min-width: 0;
    }

    .official-info dt {
      color: var(--muted);
      font-size: 13px;
      font-weight: 750;
      text-transform: uppercase;
    }

    .official-info dd {
      margin: 4px 0 0;
      color: var(--ink);
      font-size: 16px;
      font-weight: 650;
      line-height: 1.38;
    }

    .official-info a {
      color: var(--ink);
      text-decoration: underline;
      text-decoration-color: rgba(255,255,255,0.28);
      text-underline-offset: 4px;
    }

    @media (max-width: 1120px) {
      .page { padding-top: 122px; }

      .topbar-inner {
        flex-wrap: wrap;
        padding: 12px 0;
      }

      .brand { flex: 1 1 auto; }

      .nav {
        order: 4;
        width: 100%;
        justify-content: flex-start;
        overflow-x: auto;
        padding-bottom: 2px;
      }

      .hero-inner,
      .section-head,
      .about-grid,
      .contact-grid {
        grid-template-columns: 1fr;
      }

      .service-tile-grid,
      .products-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .projects-layout {
        grid-template-columns: 1fr;
      }

      .patents-split-layout {
        grid-template-columns: 1fr;
      }

      .project-tabs {
        flex-direction: row;
        gap: 18px;
        overflow-x: auto;
        padding: 0 0 10px;
        scrollbar-width: none;
      }

      .project-tabs::-webkit-scrollbar {
        display: none;
      }

      .project-tab {
        flex: 0 0 auto;
        max-width: 320px;
      }

      /* На одноколоночной раскладке годы становятся компактными «таблетками»
         с переносом строк, а описание активного документа показывается
         подписью под сертификатом — иначе полные тексты годов растягивают
         ряд на несколько тысяч пикселей по горизонтали. */
      .patents-year-tabs {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 10px;
        padding: 0;
      }

      .patents-year-tab {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: auto;
        max-width: none;
        min-width: 64px;
        min-height: 42px;
        padding: 0 16px;
        border: 1px solid var(--line);
        border-radius: 999px;
        background: var(--white);
        font-size: 16px;
        font-weight: 750;
        line-height: 1;
      }

      .patents-year-tab span {
        display: none;
      }

      .patents-year-tab.is-active {
        border-color: var(--green);
        background: var(--green);
        color: var(--ink);
      }

      .patents-document-card {
        width: 100%;
        padding: 0;
      }

      .patents-document-preview {
        height: clamp(320px, 56vw, 620px);
        min-height: 0;
      }

      .patents-document-caption {
        display: block;
      }

      .patents-register-link {
        white-space: normal;
      }
    }

    @media (max-width: 720px) {
      .page { padding-top: 172px; }

      .topbar-inner,
      .section-inner,
      .hero-inner {
        width: min(100% - 28px, var(--max));
      }

      .topbar-inner {
        border-radius: 0;
      }

      .brand {
        gap: 10px;
      }

      .brand img:first-child {
        height: 34px;
      }

      .brand img:last-child {
        height: 32px;
      }

      .nav {
        flex-wrap: wrap;
        justify-content: center;
        overflow-x: visible;
        gap: 2px 6px;
      }

      .nav a {
        padding: 8px 9px;
      }

      .hero {
        min-height: auto;
        background:
          linear-gradient(rgba(0,0,0,0.52), rgba(0,0,0,0.52)),
          url("../generated/itgeo-corporate-hero-brand-concept.webp") center / cover no-repeat,
          var(--ink);
      }

      .hero-inner {
        min-height: auto;
        padding: 62px 0 56px;
        gap: 28px;
      }

      .hero h1 {
        font-size: clamp(34px, 10vw, 44px);
      }

      .hero-lead {
        font-size: 18px;
      }

      section {
        padding: 44px 0;
        scroll-margin-top: 196px;
      }

      .section-head {
        gap: 20px;
        margin-bottom: 18px;
      }

      .services-showcase {
        max-width: 100%;
        min-width: 0;
      }

      .service-tile-grid,
      .products-grid,
      .official-info {
        grid-template-columns: 1fr;
      }

      .product-card {
        grid-template-rows: 170px auto;
      }

      .projects-inline-heading .section-kicker {
        font-size: clamp(34px, 10vw, 44px);
        white-space: normal;
      }

      .patents-split-heading .section-kicker {
        font-size: clamp(34px, 10vw, 44px);
        white-space: normal;
      }

      .patents-document-card {
        width: 100%;
        padding: 14px;
      }

      .patents-document-preview {
        height: clamp(240px, 68vw, 440px);
        min-height: 240px;
      }

      .project-feature {
        min-height: 560px;
      }

      .project-feature::after {
        background:
          linear-gradient(180deg, rgba(0,0,0,0.24) 0%, rgba(0,0,0,0.88) 100%),
          linear-gradient(135deg, rgba(46,125,50,0.20), rgba(35,34,63,0.34));
      }

      .project-feature-body {
        left: 24px;
        right: 24px;
        bottom: 24px;
        grid-template-columns: 1fr;
      }

      .project-feature h3 {
        font-size: clamp(24px, 7vw, 34px);
      }

      .project-feature p {
        font-size: 15px;
      }

      .project-feature-media img.is-contain {
        object-position: center top;
        padding: 0 24px 380px;
      }

      .project-arrow {
        width: 50px;
        height: 50px;
      }

      .contact-grid {
        gap: 18px;
      }
    }

    @media (max-width: 520px) {
      .page {
        padding-top: 126px;
      }

      .topbar-inner,
      .section-inner,
      .hero-inner {
        width: calc(100% - 28px);
      }

      .topbar-inner {
        min-height: 0;
        padding: 10px 0 12px;
        gap: 10px;
      }

      .brand img:first-child {
        height: 30px;
      }

      .brand img:last-child {
        height: 30px;
      }

      .nav {
        justify-content: flex-start;
        flex-wrap: nowrap;
        gap: 4px;
        overflow-x: auto;
        padding-bottom: 4px;
        scrollbar-width: none;
      }

      .nav::-webkit-scrollbar {
        display: none;
      }

      .nav a {
        flex: 0 0 auto;
        padding: 8px 7px;
        font-size: 13px;
      }

      .hero-inner {
        padding: 44px 0 46px;
      }

      .hero h1 {
        font-size: clamp(34px, 11vw, 42px);
      }

      .hero-lead {
        max-width: 100%;
        font-size: 17px;
        line-height: 1.45;
      }

      .hero-actions {
        width: 100%;
      }

      .hero-actions .btn {
        flex: 1 1 100%;
        width: 100%;
      }

      section {
        padding: 34px 0;
        scroll-margin-top: 144px;
      }

      h2,
      #services .section-kicker,
      #products .section-kicker,
      .projects-inline-heading .section-kicker,
      .patents-split-heading .section-kicker {
        font-size: clamp(30px, 9vw, 38px);
      }

      .eyebrow,
      .section-kicker {
        gap: 10px;
        font-size: 24px;
        line-height: 1.15;
      }

      .eyebrow::before,
      .section-kicker::before {
        width: 30px;
      }

      .service-tile {
        min-height: 0;
        padding: 16px;
        gap: 14px;
      }

      .service-tile-icon {
        width: 54px;
        height: 54px;
        flex-basis: 54px;
      }

      .service-tile-icon img {
        width: 44px;
        height: 44px;
      }

      .service-tile h3 {
        font-size: 18px;
      }

      .project-tabs {
        margin-right: -14px;
        padding-right: 14px;
      }

      .project-tab {
        max-width: min(300px, 78vw);
        font-size: 18px;
      }

      .project-feature {
        min-height: 520px;
      }

      .project-feature-media img.is-contain {
        object-position: center top;
        padding: 22px 22px 340px;
      }

      .project-feature-body {
        left: 18px;
        right: 18px;
        bottom: 18px;
        gap: 18px;
      }

      .project-feature p {
        font-size: 14px;
        line-height: 1.45;
      }

      .product-card {
        grid-template-rows: 190px auto;
      }

      .product-media img {
        object-fit: contain;
        background: var(--white);
      }

      .product-body {
        min-height: 0;
        padding: 18px;
      }

      .product-cta {
        width: 100%;
        white-space: normal;
      }

      /* Таблетки годов и подпись — уже заданы в @media (max-width: 1120px);
         здесь только уменьшаем сертификат под ширину телефона. */
      .patents-document-card {
        padding: 0;
      }

      .patents-document-preview {
        height: clamp(280px, 92vw, 420px);
      }

      .official-info {
        gap: 14px;
      }

      .footer {
        width: 100%;
        padding: 24px 18px 28px;
      }

      .footer img {
        height: 36px;
      }

      .footer a {
        max-width: 280px;
        line-height: 1.35;
      }

      .footer-links {
        font-size: 13px;
        line-height: 1.35;
      }
    }

    /* Видимый индикатор фокуса при навигации с клавиатуры.
       :focus-visible не срабатывает при клике мышью, поэтому обычный вид не меняется. */
    .btn:focus-visible,
    .project-tab:focus-visible,
    .patents-year-tab:focus-visible,
    .patents-document-preview:focus-visible,
    .section-text-link:focus-visible,
    .product-cta:focus-visible {
      outline: 2px solid var(--green-dark);
      outline-offset: 3px;
    }