:root {
      --navy: #0b2239;
      --navy-2: #12385a;
      --steel: #5f6c78;
      --muted: #7d8791;
      --line: #d8dee5;
      --line-dark: rgba(255, 255, 255, 0.18);
      --paper: #ffffff;
      --soft: #f4f6f8;
      --soft-2: #e9eef2;
      --accent: #d9792d;
      --cyan: #258ea0;
      --text: #162434;
      --dark-text: #dfe8f0;
      --radius: 6px;
      --max: 1440px;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: Arial, Helvetica, sans-serif;
      color: var(--text);
      background: var(--paper);
      line-height: 1.55;
    }

    img {
      display: block;
      max-width: 100%;
    }

    a {
      color: inherit;
      text-decoration: none;
    }

    button,
    input,
    select,
    textarea {
      font: inherit;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 20;
      background: rgba(255, 255, 255, 0.96);
      border-bottom: 1px solid var(--line);
      backdrop-filter: blur(10px);
    }

    .header-inner {
      width: min(var(--max), calc(100% - 48px));
      height: 96px;
      margin: 0 auto;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 28px;
    }

    .brand {
      display: flex;
      align-items: center;
      gap: 16px;
      line-height: 1.1;
      min-width: 420px;
    }

    .brand-logo {
      width: 218px;
      height: 68px;
      object-fit: contain;
      flex: 0 0 auto;
    }

    .brand-text {
      display: flex;
      flex-direction: column;
    }

    .brand-text strong {
      color: var(--navy);
      font-size: 1rem;
      font-weight: 800;
    }

    .brand-text span {
      color: var(--muted);
      font-size: 0.78rem;
      margin-top: 4px;
    }

    .nav {
      display: flex;
      align-items: center;
      gap: 24px;
      color: #314457;
      font-size: 0.92rem;
      white-space: nowrap;
    }

    .nav a:hover {
      color: var(--navy);
    }

    .header-cta {
      white-space: nowrap;
    }

    .section {
      padding: 92px 0;
    }

    .container {
      width: min(var(--max), calc(100% - 48px));
      margin: 0 auto;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      color: var(--cyan);
      font-size: 0.9rem;
      font-weight: 700;
      margin-bottom: 14px;
    }

    .eyebrow::before {
      content: "";
      width: 34px;
      height: 2px;
      background: var(--accent);
      display: inline-block;
    }

    h1,
    h2,
    h3,
    p {
      margin-top: 0;
    }

    h1 {
      font-size: 3.05rem;
      line-height: 1.08;
      color: #fff;
      margin-bottom: 24px;
      max-width: 780px;
    }

    h2 {
      font-size: 2.2rem;
      line-height: 1.18;
      margin-bottom: 20px;
      color: var(--navy);
    }

    h3 {
      font-size: 1.18rem;
      line-height: 1.28;
      margin-bottom: 14px;
      color: var(--navy);
    }

    .lead {
      color: #425466;
      font-size: 1.08rem;
      max-width: 710px;
    }

    .button-row {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      margin-top: 30px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 48px;
      padding: 0 22px;
      border-radius: var(--radius);
      font-weight: 800;
      font-size: 0.94rem;
      line-height: 1.1;
      border: 1px solid transparent;
      text-align: center;
      white-space: nowrap;
      box-shadow: none;
      transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
      cursor: pointer;
    }

    .btn:hover {
      transform: translateY(-1px);
    }

    .btn-primary {
      background: var(--accent);
      border-color: var(--accent);
      color: #fff;
    }

    .btn-primary:hover {
      background: #bd6422;
      border-color: #bd6422;
    }

    .btn-outline {
      background: #fff;
      border-color: var(--navy);
      color: var(--navy);
    }

    .btn-outline:hover {
      background: var(--navy);
      border-color: var(--accent);
      color: #fff;
    }

    .btn-outline-light {
      background: rgba(255, 255, 255, 0.06);
      border-color: rgba(255, 255, 255, 0.58);
      color: #fff;
    }

    .btn-outline-light:hover {
      background: #fff;
      border-color: #fff;
      color: var(--navy);
    }

    .hero {
      position: relative;
      min-height: 690px;
      background: var(--navy);
      color: #fff;
      overflow: hidden;
    }

    .hero::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(90deg, rgba(7, 24, 41, 0.98) 0%, rgba(7, 24, 41, 0.86) 45%, rgba(7, 24, 41, 0.34) 100%);
      z-index: 1;
    }

    .hero-inner {
      position: relative;
      z-index: 2;
      width: min(var(--max), calc(100% - 48px));
      min-height: 690px;
      margin: 0 auto;
      display: grid;
      grid-template-columns: 1.04fr 0.96fr;
      align-items: center;
      gap: 56px;
      padding: 64px 0 58px;
    }

    .hero-copy {
      max-width: 780px;
    }

    .hero-copy .eyebrow {
      color: #91d7e3;
    }

    .hero-copy p {
      color: var(--dark-text);
      font-size: 1.08rem;
      max-width: 740px;
    }

    .hero-points {
      margin: 28px 0 0;
      padding: 0;
      list-style: none;
      display: grid;
      gap: 12px;
      color: #eff5fa;
    }

    .hero-points li {
      display: flex;
      align-items: flex-start;
      gap: 12px;
    }

    .hero-points li::before {
      content: "";
      width: 8px;
      height: 8px;
      flex: 0 0 auto;
      margin-top: 8px;
      background: var(--accent);
      border-radius: 50%;
    }

    .hero-media {
      position: relative;
      min-height: 480px;
      border-left: 1px solid var(--line-dark);
      padding-left: 28px;
    }

    .hero-media img {
      width: 100%;
      height: 500px;
      object-fit: cover;
      border-radius: var(--radius);
      filter: saturate(0.9) contrast(1.05);
    }

    .hero-media-note {
      position: absolute;
      right: 22px;
      bottom: 22px;
      max-width: 310px;
      padding: 18px 20px;
      background: rgba(9, 29, 48, 0.86);
      border-left: 3px solid var(--accent);
      color: #dfe8f0;
      font-size: 0.94rem;
    }

    .onsite-support {
      background: linear-gradient(180deg, var(--navy) 0, var(--navy) 42px, #fff 42px, #fff 100%);
      padding: 0 0 58px;
    }

    .onsite-panel {
      width: min(1640px, calc(100% - 24px));
      margin: 0 auto;
      display: grid;
      grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr) auto;
      align-items: center;
      background: var(--navy-2);
      border: 1px solid var(--line-dark);
    }

    .onsite-lead {
      color: #fff;
      padding: 28px 34px;
      border-right: 1px solid var(--line-dark);
    }

    .onsite-lead .eyebrow {
      color: #91d7e3;
    }

    .onsite-lead h2 {
      color: #fff;
      margin-bottom: 10px;
      font-size: clamp(1.45rem, 2vw, 2.05rem);
    }

    .onsite-lead p {
      color: #d8e4ee;
      margin-bottom: 0;
    }

    .onsite-detail {
      padding: 28px 34px;
    }

    .onsite-detail > p {
      color: #d8e4ee;
      margin-bottom: 0;
    }

    .onsite-points {
      margin: 0;
      padding: 0;
      list-style: none;
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 0;
      color: #edf5fb;
    }

    .onsite-points li {
      position: relative;
      padding: 0 20px 0 18px;
      border-right: 1px solid var(--line-dark);
      font-weight: 700;
      line-height: 1.45;
    }

    .onsite-points li:last-child {
      border-right: 0;
    }

    .onsite-points li::before {
      content: "";
      position: absolute;
      left: 0;
      top: 8px;
      width: 8px;
      height: 8px;
      background: var(--accent);
    }

    .onsite-action {
      padding: 28px 34px 28px 8px;
    }

    .trust-strip {
      padding: 32px 0;
      background: #fff;
      border-bottom: 1px solid var(--line);
    }

    .trust-line {
      width: min(var(--max), calc(100% - 48px));
      margin: 0 auto;
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      border-top: 1px solid var(--line);
      border-bottom: 1px solid var(--line);
    }

    .trust-line div {
      padding: 22px 24px;
      color: var(--navy);
      font-weight: 700;
      border-right: 1px solid var(--line);
    }

    .trust-line div:last-child {
      border-right: 0;
    }

    .factory-strength {
      background: #fff;
    }

    .factory-grid {
      display: grid;
      grid-template-columns: 0.9fr 1.1fr;
      gap: 64px;
      align-items: center;
    }

    .factory-copy .lead {
      margin-bottom: 28px;
    }

    .factory-proof {
      border-top: 2px solid var(--navy);
    }

    .factory-proof-row {
      display: grid;
      grid-template-columns: 210px 1fr;
      gap: 28px;
      padding: 20px 0;
      border-bottom: 1px solid var(--line);
    }

    .factory-proof-row strong {
      color: var(--navy);
      font-size: 1.02rem;
    }

    .factory-proof-row span {
      color: #45586a;
    }

    .factory-media {
      display: grid;
      grid-template-columns: 1.25fr 0.75fr;
      gap: 14px;
      min-height: 600px;
    }

    .factory-media img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      border-radius: var(--radius);
    }

    .factory-media-main {
      min-height: 600px;
    }

    .factory-media-stack {
      display: grid;
      gap: 14px;
    }

    .factory-media-stack img {
      min-height: 292px;
    }

    .diagnostics {
      background: var(--soft);
    }

    .diagnostics-head {
      display: grid;
      grid-template-columns: 0.9fr 1.1fr;
      gap: 64px;
      align-items: end;
      margin-bottom: 40px;
    }

    .diagnostics-head p {
      color: #405264;
      font-size: 1.05rem;
      margin-bottom: 0;
      border-left: 4px solid var(--accent);
      padding-left: 24px;
    }

    .diagnostics-grid {
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 46px;
      align-items: stretch;
    }

    .diagnostic-main {
      display: flex;
      flex-direction: column;
      min-width: 0;
    }

    .diagnostic-table {
      width: 100%;
      border-collapse: collapse;
      background: #fff;
      border: 1px solid var(--line);
    }

    .diagnostic-table th {
      background: var(--navy);
      color: #fff;
      text-align: left;
      padding: 18px 20px;
      font-size: 0.96rem;
    }

    .diagnostic-table td {
      padding: 17px 20px;
      border-top: 1px solid var(--line);
      border-right: 1px solid var(--line);
      color: #405264;
      vertical-align: top;
      transition: background 0.18s ease, color 0.18s ease, box-shadow 0.18s ease;
      cursor: default;
    }

    .diagnostic-table td:last-child {
      border-right: 0;
      color: var(--navy);
      font-weight: 700;
    }

    .diagnostic-table tbody td:hover {
      background: #ddebf0 !important;
      color: var(--navy);
      box-shadow: inset 4px 0 0 var(--accent);
    }

    .diagnostic-cta {
      margin-top: 18px;
      padding: 18px 22px;
      background: #fff;
      border: 1px solid var(--line);
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 18px;
    }

    .diagnostic-cta p {
      margin: 0;
      color: #405264;
      font-size: 0.96rem;
    }

    .solution-rail {
      background: var(--navy);
      color: #fff;
      padding: 34px;
      border-radius: var(--radius);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .solution-rail h3 {
      color: #fff;
      margin-bottom: 22px;
    }

    .solution-rail ol {
      margin: 0;
      padding: 0;
      list-style: none;
      counter-reset: rail;
    }

    .solution-rail li {
      counter-increment: rail;
      position: relative;
      padding: 16px 0 16px 58px;
      border-top: 1px solid var(--line-dark);
      color: #dbe6ef;
    }

    .solution-rail li::before {
      content: counter(rail, decimal-leading-zero);
      position: absolute;
      left: 0;
      top: 15px;
      color: var(--accent);
      font-weight: 800;
    }

    .solution-rail-note {
      margin-top: 26px;
      color: #b9cad8;
      font-size: 0.94rem;
    }

    .pain {
      background: var(--soft);
    }

    .pain-grid {
      display: grid;
      grid-template-columns: 0.82fr 1.18fr;
      gap: 72px;
      align-items: start;
    }

    .issue-list {
      margin: 0;
      padding: 0;
      list-style: none;
      counter-reset: issue;
      border-left: 3px solid var(--navy);
      background: #fff;
    }

    .issue-list li {
      counter-increment: issue;
      display: grid;
      grid-template-columns: 62px 1fr;
      gap: 18px;
      align-items: start;
      padding: 20px 24px 20px 0;
      border-bottom: 1px solid var(--line);
      color: #314457;
    }

    .issue-list li:last-child {
      border-bottom: 0;
    }

    .issue-list li::before {
      content: counter(issue, decimal-leading-zero);
      color: var(--accent);
      font-weight: 800;
      text-align: center;
    }

    .solution {
      background: #fff;
    }

    .solution-intro {
      display: grid;
      grid-template-columns: 0.9fr 1.1fr;
      gap: 66px;
      align-items: end;
      margin-bottom: 46px;
    }

    .solution-note {
      border-left: 4px solid var(--accent);
      padding-left: 24px;
      color: #405264;
      font-size: 1.05rem;
    }

    .flow {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      border-top: 2px solid var(--navy);
      margin-top: 26px;
    }

    .flow-step {
      position: relative;
      padding: 26px 18px 0 0;
      min-height: 132px;
      border-right: 1px solid var(--line);
    }

    .flow-step:last-child {
      border-right: 0;
    }

    .flow-step::before {
      content: attr(data-step);
      position: absolute;
      top: -18px;
      left: 0;
      width: 36px;
      height: 36px;
      display: grid;
      place-items: center;
      background: var(--navy);
      color: #fff;
      border-radius: 50%;
      font-weight: 800;
      font-size: 0.82rem;
    }

    .flow-step strong {
      display: block;
      color: var(--navy);
      margin-bottom: 8px;
    }

    .flow-step span {
      display: block;
      color: var(--steel);
      font-size: 0.94rem;
    }

    .products {
      background: var(--soft-2);
    }

    .product-head {
      display: flex;
      justify-content: space-between;
      gap: 36px;
      align-items: end;
      margin-bottom: 36px;
    }

    .product-head p {
      max-width: 520px;
      color: #4a5d70;
      margin-bottom: 0;
    }

    .product-system {
      display: grid;
      grid-template-columns: 340px minmax(0, 1fr);
      align-items: stretch;
      background: #fff;
      border: 1px solid var(--line);
      min-height: 0;
    }

    .product-system-clean {
      grid-template-columns: 340px minmax(0, 1fr);
      align-items: stretch;
    }

    .product-family-aside {
      background: var(--navy);
      color: #fff;
      padding: 34px 30px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      gap: 34px;
    }

    .product-family-aside h3 {
      color: #fff;
      font-size: 1.32rem;
      margin-bottom: 14px;
    }

    .product-family-aside p {
      color: #c8d5df;
      margin-bottom: 0;
      font-size: 0.96rem;
    }

    .product-family-index {
      margin: 0;
      padding: 0;
      list-style: none;
      border-top: 1px solid var(--line-dark);
    }

    .product-family-index li {
      display: grid;
      grid-template-columns: 44px minmax(0, 1fr);
      gap: 12px;
      padding: 15px 0;
      border-bottom: 1px solid var(--line-dark);
      color: #e2ebf3;
      font-weight: 800;
      line-height: 1.35;
    }

    .product-family-index span {
      color: var(--accent);
      font-weight: 900;
    }

    .product-family-note {
      border-left: 3px solid var(--accent);
      padding-left: 16px;
      color: #c8d5df;
      font-size: 0.92rem;
    }

    .product-matrix {
      min-width: 0;
      padding: 34px 38px 36px;
    }

    .product-matrix h3 {
      margin-bottom: 10px;
    }

    .product-matrix > p {
      max-width: 820px;
      color: #4c5f70;
      margin-bottom: 24px;
    }

    .product-series-list {
      border-top: 1px solid var(--line);
    }

    .product-series-item {
      display: grid;
      grid-template-columns: 58px minmax(240px, 0.9fr) minmax(280px, 1.1fr);
      gap: 24px;
      align-items: start;
      padding: 22px 0;
      border-bottom: 1px solid var(--line);
    }

    .product-series-item:last-child {
      border-bottom: 0;
    }

    .series-number {
      color: var(--accent);
      font-weight: 900;
      letter-spacing: 0.04em;
    }

    .series-main h3 {
      margin-bottom: 8px;
      font-size: 1.06rem;
    }

    .series-main p,
    .series-detail p {
      margin-bottom: 0;
      color: #4c5f70;
      line-height: 1.5;
      font-size: 0.96rem;
    }

    .series-detail {
      border-left: 2px solid var(--cyan);
      padding-left: 18px;
    }

    .series-detail strong {
      display: block;
      color: var(--navy);
      margin-bottom: 8px;
      font-size: 0.92rem;
    }

    .product-table-scroll {
      overflow-x: auto;
      border: 1px solid var(--line);
    }

    .product-family-table {
      width: 100%;
      border-collapse: collapse;
      table-layout: fixed;
      min-width: 920px;
    }

    .product-family-table th,
    .product-family-table td {
      text-align: left;
      vertical-align: top;
      border-right: 1px solid var(--line);
      border-bottom: 1px solid var(--line);
      padding: 16px 18px;
    }

    .product-family-table th {
      background: #f3f6f8;
      color: var(--navy);
      font-size: 0.86rem;
      text-transform: uppercase;
      letter-spacing: 0.02em;
    }

    .product-family-table th:last-child,
    .product-family-table td:last-child {
      border-right: 0;
    }

    .product-family-table tr:last-child td {
      border-bottom: 0;
    }

    .product-family-table td {
      color: #43586c;
      font-size: 0.94rem;
      line-height: 1.48;
    }

    .product-family-table td:first-child {
      color: var(--navy);
      font-weight: 800;
    }

    .series-code {
      display: block;
      color: var(--accent);
      font-size: 0.78rem;
      font-weight: 900;
      margin-bottom: 6px;
    }

    .product-tabs {
      display: flex;
      flex-direction: column;
      background: var(--navy);
      color: #fff;
      height: 100%;
    }

    .product-tabs-title {
      padding: 24px 26px 20px;
      border-bottom: 1px solid var(--line-dark);
      color: #c8d5df;
      font-size: 0.92rem;
      font-weight: 800;
      letter-spacing: 0.02em;
      text-transform: uppercase;
    }

    .product-tab {
      position: relative;
      width: 100%;
      border: 0;
      border-bottom: 1px solid var(--line-dark);
      background: transparent;
      color: #d8e3ec;
      text-align: left;
      padding: 24px 26px;
      cursor: pointer;
      transition: background 0.2s ease, color 0.2s ease;
      display: block;
    }

    .product-tab::before {
      content: "";
      position: absolute;
      left: 0;
      top: 0;
      bottom: 0;
      width: 4px;
      background: transparent;
    }

    .product-tab:hover,
    .product-tab.is-active {
      background: #12385a;
      color: #fff;
    }

    .product-tab.is-active::before {
      background: var(--accent);
    }

    .product-tab span {
      display: block;
      color: var(--accent);
      font-size: 0.82rem;
      font-weight: 900;
      margin-bottom: 12px;
    }

    .product-tab strong {
      display: block;
      font-size: 1.08rem;
      line-height: 1.35;
      margin-bottom: 8px;
    }

    .product-tab em {
      display: block;
      color: #aebfcd;
      font-style: normal;
      font-size: 0.92rem;
      line-height: 1.45;
    }

    .product-panels {
      min-width: 0;
      background: #fff;
      min-height: 100%;
    }

    .product-panel {
      display: none;
      min-height: 0;
    }

    .product-panel.is-active {
      display: grid;
      grid-template-columns: minmax(300px, 0.52fr) minmax(0, 1.48fr);
      align-items: stretch;
      min-height: 100%;
    }

    .product-panel[hidden] {
      display: none;
    }

    .panel-media {
      position: relative;
      height: auto;
      min-height: 460px;
      background: var(--navy);
      overflow: hidden;
    }

    .panel-media img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .panel-media::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(11, 34, 57, 0.05), rgba(11, 34, 57, 0.78));
    }

    .media-label {
      position: absolute;
      left: 0;
      bottom: 0;
      top: auto;
      transform: none;
      z-index: 1;
      width: min(680px, 100%);
      padding: 22px 26px;
      color: #fff;
      font-weight: 800;
      line-height: 1.35;
      font-size: 1rem;
    }

    .panel-content {
      min-height: 460px;
      padding: 34px 40px 32px;
      display: flex;
      flex-direction: column;
    }

    .panel-kicker {
      color: var(--cyan);
      font-size: 0.84rem;
      font-weight: 900;
      text-transform: uppercase;
      margin-bottom: 12px;
    }

    .panel-content h3 {
      margin-bottom: 14px;
    }

    .panel-content > p {
      max-width: 760px;
      color: #4c5f70;
      margin-bottom: 0;
    }

    .product-spec-list {
      margin-top: 22px;
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      border-top: 1px solid var(--line);
      border-bottom: 1px solid var(--line);
    }

    .spec-row {
      display: block;
      padding: 15px 18px;
      border-right: 1px solid var(--line);
      border-bottom: 1px solid var(--line);
      font-size: 0.95rem;
    }

    .spec-row:nth-child(2n) {
      border-right: 0;
    }

    .spec-row:nth-last-child(-n + 2) {
      border-bottom: 0;
    }

    .spec-row:last-child:nth-child(odd) {
      grid-column: 1 / -1;
      border-right: 0;
    }

    .spec-row strong {
      display: block;
      color: var(--navy);
      line-height: 1.35;
      margin-bottom: 7px;
    }

    .spec-row span {
      display: block;
      color: #475b6e;
      line-height: 1.45;
    }

    .spec-row em {
      display: block;
      color: #5e7080;
      font-style: normal;
      line-height: 1.45;
      margin-top: 10px;
      padding-left: 14px;
      border-left: 2px solid var(--cyan);
    }

    .product-keywords {
      margin-top: 18px;
      padding-top: 18px;
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      border-top: 1px solid var(--line);
    }

    .product-keywords span {
      border: 1px solid var(--line);
      background: #f7f9fb;
      color: #405366;
      padding: 7px 10px;
      font-size: 0.88rem;
      font-weight: 700;
    }

    .panel-inquiry {
      margin-top: auto;
      padding-top: 20px;
      border-top: 1px solid var(--line);
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 18px;
    }

    .panel-inquiry p {
      margin: 0;
      color: #405366;
      font-size: 0.95rem;
    }

    .product-section-cta {
      margin-top: 28px;
      display: flex;
      justify-content: space-between;
      gap: 20px;
      align-items: center;
      padding-top: 22px;
      border-top: 1px solid var(--line);
    }

    .product-section-cta p {
      color: #4c5f70;
      max-width: 720px;
      margin: 0;
    }

    .product-line-overview {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 430px;
      margin-top: 28px;
      background: #fff;
      border: 1px solid var(--line);
    }

    .overview-copy {
      padding: 30px 32px;
      display: grid;
      grid-template-columns: minmax(240px, 0.62fr) minmax(0, 1fr);
      gap: 30px;
      align-items: center;
    }

    .overview-copy h3 {
      margin-bottom: 10px;
    }

    .overview-copy p {
      color: #4c5f70;
      margin-bottom: 0;
    }

    .overview-steps {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      border-left: 1px solid var(--line);
    }

    .overview-steps span {
      min-height: 96px;
      display: flex;
      align-items: center;
      padding: 14px 16px;
      border-right: 1px solid var(--line);
      color: #415468;
      font-size: 0.92rem;
      font-weight: 700;
    }

    .overview-steps span:last-child {
      border-right: 0;
    }

    .overview-steps b {
      color: var(--accent);
      margin-right: 8px;
    }

    .overview-image {
      display: grid;
      place-items: center;
      background: #f7f9fb;
      border-left: 1px solid var(--line);
      padding: 18px;
    }

    .overview-image img {
      width: 100%;
      height: 230px;
      object-fit: contain;
      background: #fff;
      border: 1px solid var(--line);
    }

    .technical {
      background: #fff;
    }

    .technical-grid {
      display: grid;
      grid-template-columns: 0.92fr 1.08fr;
      gap: 64px;
      align-items: center;
    }

    .technical-image {
      position: relative;
      min-height: 560px;
    }

    .technical-image img {
      width: 100%;
      height: 560px;
      object-fit: cover;
      object-position: center;
      border-radius: var(--radius);
    }

    .image-caption {
      position: absolute;
      left: 0;
      bottom: 0;
      width: 78%;
      background: var(--navy);
      color: #fff;
      padding: 20px 24px;
      border-top-right-radius: var(--radius);
      font-weight: 700;
    }

    .technical-list {
      margin: 28px 0 0;
      padding: 0;
      list-style: none;
      border-top: 1px solid var(--line);
    }

    .technical-list li {
      display: grid;
      grid-template-columns: 28px 1fr;
      gap: 12px;
      padding: 14px 0;
      border-bottom: 1px solid var(--line);
      color: #35495c;
    }

    .technical-list li::before {
      content: "";
      width: 8px;
      height: 8px;
      margin-top: 8px;
      background: var(--accent);
      border-radius: 50%;
    }

    .param-line {
      margin-top: 28px;
      border-left: 3px solid var(--cyan);
      padding-left: 22px;
      display: grid;
      gap: 8px;
      color: #46586a;
    }

    .param-line span {
      display: block;
    }

    .why {
      background: var(--navy);
      color: #fff;
    }

    .why-grid {
      display: grid;
      grid-template-columns: 0.74fr 1.26fr;
      gap: 68px;
      align-items: start;
    }

    .why h2 {
      color: #fff;
    }

    .why .lead {
      color: #c8d5df;
    }

    .steps-list {
      margin: 0;
      padding: 0;
      list-style: none;
      counter-reset: why;
    }

    .steps-list li {
      counter-increment: why;
      position: relative;
      padding: 20px 0 20px 94px;
      border-bottom: 1px solid var(--line-dark);
      color: #e6eef5;
      font-size: 1.02rem;
    }

    .steps-list li:nth-child(even) {
      margin-left: 44px;
    }

    .steps-list li::before {
      content: counter(why, decimal-leading-zero);
      position: absolute;
      left: 0;
      top: 18px;
      color: var(--accent);
      font-weight: 800;
      font-size: 1.16rem;
    }

    .applications {
      position: relative;
      min-height: 520px;
      display: flex;
      align-items: center;
      overflow: hidden;
      color: #fff;
      background: var(--navy);
    }

    .applications > img {
      position: absolute;
      inset: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      filter: saturate(0.8) contrast(1.04);
    }

    .applications::after {
      content: "";
      position: absolute;
      inset: 0;
      background: rgba(7, 24, 41, 0.72);
    }

    .applications .container {
      position: relative;
      z-index: 2;
    }

    .applications h2 {
      color: #fff;
      max-width: 520px;
    }

    .application-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 34px;
      max-width: 1000px;
    }

    .application-tags span {
      padding: 12px 16px;
      border: 1px solid rgba(255, 255, 255, 0.36);
      background: rgba(255, 255, 255, 0.08);
      color: #eef5fb;
      border-radius: var(--radius);
      font-weight: 700;
    }

    .process {
      background: #fff;
    }

    .timeline {
      display: grid;
      grid-template-columns: repeat(6, 1fr);
      margin-top: 44px;
      border-top: 2px solid var(--navy);
    }

    .timeline-item {
      position: relative;
      padding: 30px 18px 0 0;
      border-right: 1px solid var(--line);
      min-height: 190px;
    }

    .timeline-item:last-child {
      border-right: 0;
    }

    .timeline-item::before {
      content: attr(data-step);
      position: absolute;
      top: -16px;
      left: 0;
      width: 32px;
      height: 32px;
      background: #fff;
      border: 2px solid var(--navy);
      color: var(--navy);
      border-radius: 50%;
      display: grid;
      place-items: center;
      font-weight: 800;
      font-size: 0.82rem;
    }

    .timeline-item strong {
      color: var(--navy);
      display: block;
      margin-bottom: 10px;
    }

    .timeline-item p {
      color: #506274;
      font-size: 0.94rem;
      margin-bottom: 0;
    }

    .comparison {
      background: var(--soft);
    }

    .compare-table {
      width: 100%;
      border-collapse: collapse;
      background: #fff;
      border: 1px solid var(--line);
      margin-top: 34px;
      overflow: hidden;
    }

    .compare-table th {
      background: var(--navy);
      color: #fff;
      text-align: left;
      padding: 22px 26px;
      font-size: 1.05rem;
      width: 50%;
    }

    .compare-table th + th {
      background: var(--navy-2);
    }

    .compare-table td {
      vertical-align: top;
      padding: 0;
      border-top: 1px solid var(--line);
      border-right: 1px solid var(--line);
    }

    .compare-table td:last-child {
      border-right: 0;
    }

    .compare-table ul {
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .compare-table li {
      padding: 16px 26px;
      border-bottom: 1px solid var(--line);
      color: #405264;
    }

    .compare-table li:last-child {
      border-bottom: 0;
    }

    .compare-table .hanbo li {
      color: #20384f;
      font-weight: 700;
    }

    .cta-band {
      background: var(--navy);
      color: #fff;
      padding: 46px 0;
    }

    .cta-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 34px;
    }

    .cta-inner h2 {
      color: #fff;
      margin-bottom: 0;
      font-size: 1.65rem;
      max-width: 760px;
    }

    .faq {
      background: #fff;
    }

    .faq-wrap {
      display: grid;
      grid-template-columns: 0.62fr 1.38fr;
      gap: 64px;
      align-items: start;
    }

    .accordion {
      border-top: 1px solid var(--line);
    }

    details {
      border-bottom: 1px solid var(--line);
      padding: 0;
    }

    summary {
      cursor: pointer;
      list-style: none;
      padding: 22px 42px 22px 0;
      color: var(--navy);
      font-weight: 800;
      position: relative;
    }

    summary::-webkit-details-marker {
      display: none;
    }

    summary::after {
      content: "+";
      position: absolute;
      right: 0;
      top: 20px;
      color: var(--accent);
      font-size: 1.35rem;
      font-weight: 800;
    }

    details[open] summary::after {
      content: "-";
    }

    details p {
      color: #4d6072;
      margin: 0;
      padding: 0 42px 22px 0;
    }

    .inquiry {
      background: var(--soft);
    }

    .inquiry-grid {
      display: grid;
      grid-template-columns: 0.9fr 1.1fr;
      gap: 70px;
      align-items: start;
    }

    .contact-lines {
      margin-top: 34px;
      border-top: 1px solid var(--line);
    }

    .contact-lines div {
      display: grid;
      grid-template-columns: 130px 1fr;
      gap: 18px;
      padding: 16px 0;
      border-bottom: 1px solid var(--line);
    }

    .contact-lines strong {
      color: var(--navy);
    }

    .contact-lines span {
      color: #4c5f70;
    }

    .form-panel {
      background: #fff;
      border: 1px solid #d3dbe3;
      padding: 0;
      border-radius: var(--radius);
      overflow: hidden;
      box-shadow: 0 18px 46px rgba(11, 34, 57, 0.08);
    }

    .form-head {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
      padding: 22px 28px;
      background: var(--navy);
      color: #fff;
    }

    .form-head span {
      font-size: 1.04rem;
      font-weight: 800;
    }

    .form-head p {
      margin: 0;
      max-width: 430px;
      color: #c8d5df;
      font-size: 0.9rem;
    }

    .form-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 16px;
    }

    .form-panel .form-grid {
      padding: 28px;
      gap: 18px;
    }

    .field {
      display: grid;
      gap: 7px;
    }

    .field.full {
      grid-column: 1 / -1;
    }

    label {
      color: var(--navy);
      font-weight: 700;
      font-size: 0.9rem;
    }

    label.required::after {
      content: " *";
      color: var(--accent);
    }

    input,
    select,
    textarea {
      width: 100%;
      border: 1px solid #c8d2dc;
      border-radius: var(--radius);
      padding: 12px 13px;
      color: var(--text);
      background: #f9fbfd;
      min-height: 46px;
      outline: none;
    }

    input:focus,
    select:focus,
    textarea:focus {
      border-color: var(--cyan);
      box-shadow: 0 0 0 3px rgba(37, 142, 160, 0.12);
    }

    textarea {
      min-height: 128px;
      resize: vertical;
    }

    .form-panel textarea {
      min-height: 86px;
    }

    input[type="submit"].btn {
      width: auto;
      min-height: 48px;
      padding: 0 22px;
      appearance: none;
      border-radius: var(--radius);
      border-color: var(--accent);
      font-weight: 800;
      line-height: 1.1;
      cursor: pointer;
    }

    .form-actions {
      display: flex;
      align-items: center;
      gap: 18px;
      margin: 0 28px 28px;
      padding-top: 20px;
      border-top: 1px solid var(--line);
    }

    .form-note {
      margin: 0;
      color: #5a6a79;
      font-size: 0.94rem;
    }

    .form-status {
      min-height: 24px;
      margin-top: 14px;
      color: var(--navy);
      font-weight: 700;
    }

    .form-panel .form-status {
      padding: 0 28px 24px;
      margin-top: -8px;
    }

    body.modal-open {
      overflow: hidden;
    }

    .modal {
      position: fixed;
      inset: 0;
      z-index: 100;
      display: none;
      align-items: center;
      justify-content: center;
      padding: 24px;
    }

    .modal.is-open {
      display: flex;
    }

    .modal-backdrop {
      position: absolute;
      inset: 0;
      background: rgba(5, 16, 29, 0.72);
    }

    .modal-dialog {
      position: relative;
      width: min(100%, 560px);
      max-height: calc(100vh - 48px);
      overflow: auto;
      background: #fff;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      padding: 32px;
      box-shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
    }

    .modal-close {
      position: absolute;
      top: 14px;
      right: 14px;
      width: 38px;
      height: 38px;
      border: 1px solid var(--line);
      border-radius: 50%;
      background: #fff;
      color: var(--navy);
      font-size: 1.35rem;
      line-height: 1;
      cursor: pointer;
    }

    .modal-dialog h2 {
      font-size: 1.55rem;
      padding-right: 34px;
      margin-bottom: 12px;
    }

    .modal-dialog p {
      color: #4c5f70;
      margin-bottom: 20px;
    }

    .modal-form {
      display: grid;
      gap: 14px;
    }

    .modal-form input[type="submit"].btn {
      width: 100%;
    }

    .modal-form textarea {
      min-height: 104px;
    }

    @media (max-width: 1060px) {
      .nav {
        display: none;
      }

      h1 {
        font-size: 2.45rem;
      }

      h2 {
        font-size: 1.9rem;
      }

      .hero-inner,
      .factory-grid,
      .diagnostics-head,
      .diagnostics-grid,
      .pain-grid,
      .solution-intro,
      .technical-grid,
      .why-grid,
      .faq-wrap,
      .inquiry-grid {
        grid-template-columns: 1fr;
      }

      .hero {
        min-height: auto;
      }

      .hero-inner {
        min-height: auto;
        gap: 34px;
      }

      .hero-media {
        padding-left: 0;
        border-left: 0;
      }

      .trust-line {
        grid-template-columns: repeat(2, 1fr);
      }

      .trust-line div:nth-child(2) {
        border-right: 0;
      }

      .trust-line div:nth-child(-n + 2) {
        border-bottom: 1px solid var(--line);
      }

      .factory-media {
        min-height: auto;
      }

      .factory-media-main,
      .factory-media-stack img {
        min-height: 320px;
      }

      .flow,
      .timeline {
        grid-template-columns: repeat(2, 1fr);
        row-gap: 34px;
      }

      .product-system,
      .product-panel.is-active,
      .onsite-panel,
      .product-line-overview {
        grid-template-columns: 1fr;
      }

      .product-family-aside {
        gap: 24px;
      }

      .product-series-item {
        grid-template-columns: 52px minmax(0, 1fr);
      }

      .series-detail {
        grid-column: 2;
      }

      .onsite-lead {
        border-right: 0;
        border-bottom: 1px solid var(--line-dark);
      }

      .onsite-action {
        padding: 0 34px 30px;
      }

      .product-tabs {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
      }

      .product-tabs-title {
        grid-column: 1 / -1;
      }

      .panel-media {
        height: 300px;
        min-height: 300px;
      }

      .panel-content {
        min-height: 0;
      }

      .product-keywords {
        margin-top: 18px;
      }

      .product-keywords span {
        width: auto;
      }

      .overview-copy {
        border-right: 0;
        border-bottom: 1px solid var(--line);
      }

      .overview-image {
        border-left: 0;
      }

      .product-section-cta {
        flex-direction: column;
        align-items: flex-start;
      }

      .panel-inquiry,
      .diagnostic-cta {
        flex-direction: column;
        align-items: flex-start;
      }

    }

    @media (max-width: 720px) {
      .header-inner,
      .container,
      .hero-inner,
      .trust-line {
        width: min(100% - 30px, var(--max));
      }

      .header-inner {
        height: auto;
        padding: 14px 0;
        align-items: flex-start;
      }

      .brand {
        min-width: 0;
      }

      .brand-logo {
        width: 156px;
        height: 50px;
      }

      .brand-text span {
        display: none;
      }

      .header-cta {
        display: none;
      }

      .section {
        padding: 66px 0;
      }

      h1 {
        font-size: 1.92rem;
      }

      h2 {
        font-size: 1.58rem;
      }

      .hero-inner {
        padding-top: 48px;
      }

      .hero-media img,
      .technical-image img {
        height: 330px;
      }

      .hero-media,
      .technical-image {
        min-height: 330px;
      }

      .hero-media-note,
      .image-caption {
        position: static;
        width: 100%;
        margin-top: 0;
        border-radius: 0 0 var(--radius) var(--radius);
      }

      .trust-line,
      .flow,
      .timeline,
      .form-grid {
        grid-template-columns: 1fr;
      }

      .trust-line div {
        border-right: 0;
      }

      .trust-line div {
        border-bottom-color: var(--line);
      }

      .trust-line div:last-child {
        border-bottom: 0;
      }

      .issue-list li {
        grid-template-columns: 50px 1fr;
        padding-right: 16px;
      }

      .product-head,
      .product-section-cta,
      .panel-inquiry,
      .diagnostic-cta,
      .cta-inner {
        flex-direction: column;
        align-items: flex-start;
      }

      .onsite-support {
        padding-bottom: 58px;
      }

      .onsite-panel {
        width: min(100% - 30px, var(--max));
      }

      .onsite-lead,
      .onsite-detail,
      .onsite-action {
        padding: 28px 24px;
      }

      .onsite-action {
        padding-top: 0;
      }

      .onsite-points {
        grid-template-columns: 1fr;
      }

      .onsite-points li {
        padding: 10px 0 10px 18px;
        border-right: 0;
        border-bottom: 1px solid var(--line-dark);
      }

      .onsite-points li:last-child {
        border-bottom: 0;
      }

      .product-family-aside,
      .product-matrix {
        padding: 24px;
      }

      .product-family-index li {
        grid-template-columns: 38px minmax(0, 1fr);
      }

      .product-series-item {
        grid-template-columns: 1fr;
        gap: 10px;
        padding: 20px 0;
      }

      .series-detail {
        grid-column: auto;
      }

      .product-tabs-title,
      .product-tab,
      .panel-content,
      .overview-copy {
        padding: 24px;
      }

      .panel-media {
        height: 240px;
        min-height: 240px;
      }

      .product-spec-list {
        grid-template-columns: 1fr;
      }

      .spec-row,
      .spec-row:last-child {
        border-right: 0;
      }

      .spec-row {
        border-bottom: 1px solid var(--line);
      }

      .spec-row:last-child {
        border-bottom: 0;
      }

      .spec-row em {
        padding-left: 12px;
      }

      .overview-copy,
      .overview-steps {
        grid-template-columns: 1fr;
      }

      .overview-steps {
        border-left: 0;
        border-top: 1px solid var(--line);
      }

      .overview-steps span {
        min-height: auto;
        border-right: 0;
        border-bottom: 1px solid var(--line);
      }

      .overview-steps span:last-child {
        border-bottom: 0;
      }

      .overview-image img {
        height: 220px;
      }

      .steps-list li,
      .steps-list li:nth-child(even) {
        margin-left: 0;
        padding-left: 64px;
      }

      .applications {
        min-height: 620px;
      }

      .application-tags span {
        width: 100%;
      }

      .compare-table,
      .compare-table thead,
      .compare-table tbody,
      .compare-table tr,
      .compare-table th,
      .compare-table td {
        display: block;
        width: 100%;
      }

      .compare-table th + th {
        border-top: 1px solid rgba(255, 255, 255, 0.16);
      }

      .form-head {
        display: block;
        padding: 20px 22px;
      }

      .form-head p {
        margin-top: 8px;
      }

      .form-panel .form-grid {
        padding: 22px;
      }

      .form-actions {
        margin: 0 22px 24px;
        flex-direction: column;
        align-items: stretch;
      }

      input[type="submit"].btn {
        width: 100%;
      }

      .form-panel .form-status {
        padding: 0 22px 20px;
      }

      .modal {
        padding: 14px;
      }

      .modal-dialog {
        padding: 24px;
      }

      .factory-proof-row {
        grid-template-columns: 1fr;
        gap: 8px;
      }

      .factory-media,
      .diagnostic-table,
      .diagnostic-table thead,
      .diagnostic-table tbody,
      .diagnostic-table tr,
      .diagnostic-table th,
      .diagnostic-table td {
        display: block;
      }

      .factory-media {
        min-height: auto;
      }

      .factory-media-stack {
        grid-template-columns: 1fr;
      }

      .diagnostic-table th {
        display: none;
      }

      .diagnostic-table td {
        border-right: 0;
      }

      .diagnostic-table td::before {
        display: block;
        color: var(--muted);
        font-weight: 800;
        font-size: 0.78rem;
        text-transform: uppercase;
        margin-bottom: 6px;
      }

      .diagnostic-table td:nth-child(1)::before {
        content: "Проблема";
      }

      .diagnostic-table td:nth-child(2)::before {
        content: "Что уточняем";
      }

      .diagnostic-table td:nth-child(3)::before {
        content: "Направление решения";
      }

      .contact-lines div {
        grid-template-columns: 1fr;
        gap: 4px;
      }
    }