:root {
      --ink: #102231;
      --muted: #596875;
      --line: rgba(16, 34, 49, 0.15);
      --brand: #0b6b77;
      --brand-dark: #063d48;
      --accent: #d7462f;
      --gold: #c28b2c;
      --paper: #ffffff;
      --wash: #eef5f5;
      --steel: #1e2f3b;
      --shadow: 0 18px 44px rgba(16, 34, 49, 0.13);
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      color: var(--ink);
      background: #fbfcfc;
      font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
    }

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

    a {
      color: inherit;
    }

    .wrap {
      width: min(1180px, calc(100% - 32px));
      margin: 0 auto;
    }

    .topbar {
      position: sticky;
      top: 0;
      z-index: 30;
      background: rgba(12, 28, 38, 0.92);
      border-bottom: 1px solid rgba(255, 255, 255, 0.16);
      color: #fff;
      backdrop-filter: blur(14px);
    }

    .nav {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
      min-height: 76px;
    }

    .brand {
      display: flex;
      align-items: center;
      gap: 12px;
      min-width: 310px;
      text-decoration: none;
    }

    .brand-mark {
      width: 156px;
      height: 48px;
      border-radius: 6px;
      object-fit: contain;
      border: 1px solid rgba(255, 255, 255, 0.35);
      background: #fff;
    }

    .brand strong,
    .brand span {
      display: block;
    }

    .brand strong {
      font-size: 15px;
    }

    .brand span {
      margin-top: 3px;
      color: rgba(255, 255, 255, 0.72);
      font-size: 12px;
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 18px;
      color: rgba(255, 255, 255, 0.86);
      font-size: 14px;
      white-space: nowrap;
    }

    .nav-links a {
      text-decoration: none;
    }

    .nav-cta {
      display: inline-flex;
      align-items: center;
      min-height: 40px;
      padding: 0 15px;
      border-radius: 6px;
      background: var(--accent);
      color: #fff;
      font-weight: 800;
    }

    .lang-switch {
      display: inline-flex;
      overflow: hidden;
      border: 1px solid rgba(255, 255, 255, 0.34);
      border-radius: 6px;
      background: rgba(255, 255, 255, 0.08);
    }

    .lang-switch button {
      min-height: 38px;
      padding: 0 12px;
      border: 0;
      color: rgba(255, 255, 255, 0.78);
      background: transparent;
      cursor: pointer;
      font: inherit;
      font-weight: 800;
    }

    .lang-switch button.active {
      color: #fff;
      background: var(--brand);
    }

    .hero {
      position: relative;
      min-height: calc(100dvh - 76px);
      display: grid;
      align-items: end;
      color: #fff;
      overflow: hidden;
      background-color: var(--steel);
      background:
        linear-gradient(90deg, rgba(7, 17, 25, 0.90), rgba(7, 17, 25, 0.62), rgba(7, 17, 25, 0.16)),
        url("models/KL-9100.jpg") center/cover;
    }

    .hero::after {
      content: "";
      position: absolute;
      inset: auto 0 0;
      height: 120px;
      background: linear-gradient(180deg, transparent, #fbfcfc);
    }

    .hero-inner {
      position: relative;
      z-index: 1;
      padding: 86px 0 92px;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 20px;
      color: #d9f1f2;
      font-size: 14px;
      font-weight: 800;
      text-transform: uppercase;
    }

    .eyebrow::before {
      content: "";
      width: 44px;
      height: 2px;
      background: var(--accent);
    }

    h1 {
      max-width: 980px;
      margin: 0;
      font-size: clamp(40px, 7vw, 84px);
      line-height: 1.05;
      letter-spacing: 0;
    }

    .hero-copy {
      max-width: 780px;
      margin: 24px 0 30px;
      color: rgba(255, 255, 255, 0.88);
      font-size: 18px;
      line-height: 1.8;
    }

    .actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
    }

    .section-actions {
      margin-top: 28px;
    }

    .button {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 48px;
      padding: 0 22px;
      border-radius: 6px;
      border: 1px solid transparent;
      font-weight: 800;
      text-decoration: none;
    }

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

    .button.secondary {
      border-color: rgba(255, 255, 255, 0.48);
      background: rgba(255, 255, 255, 0.08);
      color: #fff;
    }

    .hero-strip {
      position: relative;
      z-index: 2;
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 1px;
      margin-top: 62px;
      background: rgba(255, 255, 255, 0.22);
      box-shadow: var(--shadow);
    }

    .stat {
      min-height: 122px;
      padding: 22px;
      background: rgba(13, 31, 42, 0.86);
    }

    .stat strong {
      display: block;
      margin-bottom: 7px;
      color: #fff;
      font-size: 26px;
    }

    .stat span {
      color: rgba(255, 255, 255, 0.75);
      line-height: 1.55;
    }

    section {
      padding: 74px 0;
    }

    .section-head {
      display: grid;
      grid-template-columns: 0.78fr 1fr;
      gap: 44px;
      align-items: end;
      margin-bottom: 34px;
    }

    .kicker {
      margin: 0 0 12px;
      color: var(--accent);
      font-size: 13px;
      font-weight: 800;
      text-transform: uppercase;
    }

    h2,
    .section-head h1 {
      margin: 0;
      font-size: clamp(30px, 4vw, 48px);
      line-height: 1.14;
      letter-spacing: 0;
    }

    .lead {
      margin: 0;
      color: var(--muted);
      font-size: 16px;
      line-height: 1.9;
    }

    .trust-row {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      border: 1px solid var(--line);
      background: var(--paper);
      box-shadow: 0 10px 36px rgba(16, 34, 49, 0.07);
    }

    .trust-item {
      min-height: 150px;
      padding: 24px;
      border-right: 1px solid var(--line);
    }

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

    .trust-item strong {
      display: block;
      margin-bottom: 10px;
      color: var(--brand-dark);
      font-size: 24px;
    }

    .trust-item span {
      color: var(--muted);
      line-height: 1.65;
    }

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

    .featured-grid {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 18px;
      margin-bottom: 18px;
    }

    .featured-card {
      position: relative;
      min-height: 430px;
      overflow: hidden;
      border: 1px solid var(--line);
      background: #fff;
      box-shadow: var(--shadow);
    }

    .featured-card img {
      height: 100%;
      min-height: 430px;
      object-fit: cover;
    }

    .featured-copy {
      position: absolute;
      inset: auto 24px 24px 24px;
      max-width: 520px;
      padding: 24px;
      background: rgba(16, 34, 49, 0.88);
      color: #fff;
      backdrop-filter: blur(10px);
    }

    .featured-copy h3 {
      margin: 0 0 10px;
      font-size: 30px;
      line-height: 1.15;
    }

    .featured-copy p {
      margin: 0;
      color: rgba(255, 255, 255, 0.78);
      line-height: 1.75;
    }

    .product {
      display: flex;
      flex-direction: column;
      min-height: 100%;
      border: 1px solid var(--line);
      background: var(--paper);
      box-shadow: 0 12px 38px rgba(16, 34, 49, 0.07);
    }

    .product img {
      aspect-ratio: 16 / 9;
      object-fit: cover;
      background: #eef2f3;
    }

    .product-body {
      display: flex;
      flex: 1;
      flex-direction: column;
      padding: 24px;
    }

    .product h3 {
      margin: 0 0 10px;
      font-size: 23px;
      line-height: 1.25;
    }

    .product p {
      margin: 0 0 18px;
      color: var(--muted);
      line-height: 1.75;
    }

    .specs {
      display: grid;
      gap: 8px;
      margin-top: auto;
      padding-top: 18px;
      border-top: 1px solid var(--line);
      color: var(--muted);
      font-size: 14px;
      line-height: 1.55;
    }

    .specs strong {
      color: var(--ink);
    }

    .product-link {
      display: inline-flex;
      align-items: center;
      align-self: flex-start;
      min-height: 42px;
      margin-top: 18px;
      padding: 0 16px;
      border-radius: 6px;
      color: #fff;
      background: var(--brand-dark);
      text-decoration: none;
      font-size: 14px;
      font-weight: 900;
      letter-spacing: 0.01em;
    }

    .product-link-light {
      color: var(--ink);
      background: #fff;
    }

    .models {
      background: var(--wash);
    }

    .series-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      margin-top: 26px;
    }

    .series-card {
      overflow: hidden;
      border: 1px solid var(--line);
      background: #fff;
      box-shadow: 0 10px 30px rgba(16, 34, 49, 0.06);
    }

    .series-card img {
      aspect-ratio: 1.35 / 1;
      object-fit: cover;
      background: #f3f6f7;
    }

    .series-card div {
      padding: 16px;
    }

    .series-card strong {
      display: block;
      color: var(--brand-dark);
      font-size: 18px;
      line-height: 1.25;
    }

    .series-card span {
      display: block;
      margin-top: 7px;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.55;
    }

    .model-table {
      overflow: hidden;
      border: 1px solid var(--line);
      background: #fff;
      box-shadow: 0 10px 36px rgba(16, 34, 49, 0.07);
    }

    table {
      width: 100%;
      border-collapse: collapse;
    }

    th,
    td {
      padding: 16px;
      border-bottom: 1px solid var(--line);
      text-align: left;
      vertical-align: top;
      line-height: 1.6;
    }

    th {
      background: var(--steel);
      color: #fff;
      font-size: 14px;
    }

    td {
      color: var(--muted);
    }

    td:first-child {
      color: var(--ink);
      font-weight: 800;
      white-space: nowrap;
    }

    tr:last-child td {
      border-bottom: 0;
    }

    .band {
      background: var(--steel);
      color: #fff;
    }

    .band .lead {
      color: rgba(255, 255, 255, 0.76);
    }

    .capability-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 1px;
      background: rgba(255, 255, 255, 0.16);
    }

    .capability {
      min-height: 218px;
      padding: 26px;
      background: rgba(255, 255, 255, 0.06);
    }

    .capability strong {
      display: block;
      margin-bottom: 12px;
      font-size: 20px;
    }

    .capability p {
      margin: 0;
      color: rgba(255, 255, 255, 0.74);
      line-height: 1.75;
    }

    .application-grid,
    .process-grid,
    .faq-grid {
      display: grid;
      gap: 16px;
    }

    .application-grid {
      grid-template-columns: repeat(4, 1fr);
    }

    .application,
    .process-step,
    .faq-item {
      border: 1px solid var(--line);
      background: #fff;
      box-shadow: 0 10px 30px rgba(16, 34, 49, 0.06);
    }

    .application {
      min-height: 190px;
      padding: 24px;
    }

    .application strong,
    .process-step strong,
    .faq-item strong {
      display: block;
      margin-bottom: 10px;
      color: var(--brand-dark);
      font-size: 20px;
      line-height: 1.3;
    }

    .application p,
    .process-step p,
    .faq-item p {
      margin: 0;
      color: var(--muted);
      line-height: 1.75;
    }

    .video-section {
      background:
        linear-gradient(135deg, rgba(13, 91, 151, 0.92), rgba(16, 24, 32, 0.96)),
        url("models/KL-8100.jpg") center/cover;
      color: #fff;
    }

    .video-section .kicker {
      color: #a8d9ff;
    }

    .video-section .lead {
      color: rgba(255, 255, 255, 0.78);
    }

    .video-panel {
      display: grid;
      grid-template-columns: 1fr 0.9fr;
      gap: 28px;
      align-items: stretch;
    }

    .video-frame {
      position: relative;
      display: grid;
      min-height: 360px;
      overflow: hidden;
      place-items: center;
      border: 1px solid rgba(255, 255, 255, 0.24);
      background: #071f2e;
      box-shadow: 0 28px 70px rgba(0, 0, 0, 0.26);
    }

    .video-frame img,
    .video-frame video {
      display: block;
      width: 100%;
      height: 100%;
      min-height: 360px;
      object-fit: cover;
    }

    .video-copy {
      padding: 30px;
      border: 1px solid rgba(255, 255, 255, 0.18);
      background: rgba(255, 255, 255, 0.08);
    }

    .video-copy h1,
    .video-copy h3 {
      margin: 0 0 16px;
      font-size: 30px;
      line-height: 1.18;
    }

    .video-copy ul {
      margin: 22px 0 0;
      padding-left: 20px;
      color: rgba(255, 255, 255, 0.78);
      line-height: 1.9;
    }

    .process-grid {
      grid-template-columns: repeat(4, 1fr);
      counter-reset: process;
    }

    .process-step {
      position: relative;
      min-height: 210px;
      padding: 28px 24px 24px;
      overflow: hidden;
    }

    .process-step::before {
      counter-increment: process;
      content: "0" counter(process);
      position: absolute;
      right: 18px;
      bottom: -12px;
      color: rgba(13, 91, 151, 0.08);
      font-size: 86px;
      font-weight: 900;
      line-height: 1;
    }

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

    .faq-item {
      padding: 24px;
    }

    .tech-layout {
      display: grid;
      grid-template-columns: 0.9fr 1.1fr;
      gap: 28px;
      align-items: stretch;
    }

    .tech-photo {
      min-height: 520px;
      background:
        linear-gradient(rgba(16, 34, 49, 0.08), rgba(16, 34, 49, 0.36)),
        url("models/KL-9200.jpg") center/cover;
      box-shadow: var(--shadow);
    }

    .tech-grid,
    .support-grid,
    .buyer-grid {
      display: grid;
      gap: 16px;
    }

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

    .tech-card,
    .support-card,
    .buyer-card {
      border: 1px solid var(--line);
      background: #fff;
      box-shadow: 0 10px 30px rgba(16, 34, 49, 0.06);
    }

    .tech-card {
      min-height: 252px;
      padding: 24px;
    }

    .tech-card strong,
    .support-card strong,
    .buyer-card strong {
      display: block;
      margin-bottom: 10px;
      color: var(--brand-dark);
      font-size: 20px;
      line-height: 1.3;
    }

    .tech-card p,
    .support-card p,
    .buyer-card p {
      margin: 0;
      color: var(--muted);
      line-height: 1.75;
    }

    .selection {
      background: #f5f7f7;
    }

    .comparison-table td:first-child {
      white-space: normal;
    }

    .support {
      background:
        linear-gradient(135deg, rgba(238, 245, 245, 0.96), rgba(255, 255, 255, 0.96)),
        url("neutral-machining-inspection.jpg") center/cover;
    }

    .support-grid {
      grid-template-columns: repeat(3, 1fr);
    }

    .support-card {
      min-height: 230px;
      padding: 26px;
    }

    .buyer-center {
      background: var(--steel);
      color: #fff;
    }

    .buyer-center .kicker {
      color: #a8d9ff;
    }

    .buyer-center .lead {
      color: rgba(255, 255, 255, 0.76);
    }

    .buyer-grid {
      grid-template-columns: repeat(4, 1fr);
    }

    .buyer-card {
      min-height: 210px;
      padding: 24px;
      background: rgba(255, 255, 255, 0.07);
      border-color: rgba(255, 255, 255, 0.16);
    }

    .buyer-card strong {
      color: #fff;
    }

    .buyer-card p {
      color: rgba(255, 255, 255, 0.74);
    }

    .closing-cta {
      padding: 0;
      background: #fff;
    }

    .closing-panel {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 24px;
      align-items: center;
      padding: 38px;
      background: linear-gradient(135deg, var(--brand-dark), #112938);
      color: #fff;
      box-shadow: var(--shadow);
    }

    .closing-panel h2 {
      font-size: clamp(28px, 3vw, 40px);
    }

    .closing-panel p {
      margin: 12px 0 0;
      color: rgba(255, 255, 255, 0.75);
      line-height: 1.8;
    }

    .home-contact {
      padding: 0 0 72px;
      background: #fff;
    }

    .home-contact-panel {
      display: grid;
      grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
      gap: 30px;
      align-items: stretch;
      padding: 38px;
      background: linear-gradient(135deg, var(--brand-dark), #142c3a);
      color: #fff;
      box-shadow: var(--shadow);
    }

    .home-contact-panel h2 {
      max-width: 760px;
      color: #fff;
      font-size: clamp(30px, 4vw, 56px);
      line-height: 1.08;
    }

    .home-contact-panel .lead {
      color: rgba(255, 255, 255, 0.78);
    }

    .home-contact-cards {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 12px;
    }

    .home-contact-card {
      display: flex;
      min-height: 112px;
      flex-direction: column;
      justify-content: space-between;
      padding: 18px;
      border: 1px solid rgba(255, 255, 255, 0.16);
      color: #fff;
      background: rgba(255, 255, 255, 0.08);
      text-decoration: none;
    }

    .home-contact-card strong {
      font-size: 16px;
    }

    .home-contact-card span {
      color: rgba(255, 255, 255, 0.78);
      font-size: 15px;
      line-height: 1.5;
    }

    .split {
      display: grid;
      grid-template-columns: 0.96fr 1.04fr;
      gap: 42px;
      align-items: center;
    }

    .factory-photo {
      min-height: 540px;
      background:
        linear-gradient(180deg, rgba(7, 17, 25, 0.08), rgba(7, 17, 25, 0.22)),
        url("company-entrance.png") center/cover;
      box-shadow: var(--shadow);
    }

    .info-list {
      display: grid;
      gap: 13px;
      margin-top: 26px;
    }

    .info-item {
      display: grid;
      grid-template-columns: 140px 1fr;
      gap: 18px;
      padding: 16px 0;
      border-bottom: 1px solid var(--line);
    }

    .info-item strong {
      color: var(--ink);
    }

    .info-item span {
      color: var(--muted);
      line-height: 1.65;
    }

    .contact {
      background: #f5f7f7;
    }

    .contact-panel {
      display: grid;
      grid-template-columns: 1.08fr 0.92fr;
      gap: 36px;
      align-items: start;
      padding: 42px;
      border: 1px solid var(--line);
      background: #fff;
      box-shadow: 0 12px 44px rgba(16, 34, 49, 0.08);
    }

    .contact-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 12px;
      margin-top: 24px;
    }

    .contact-card {
      padding: 18px;
      border: 1px solid var(--line);
      background: #fbfcfc;
    }

    .contact-card strong {
      display: block;
      margin-bottom: 8px;
      color: var(--brand);
    }

    .contact-card span,
    .contact-card a {
      color: var(--muted);
      text-decoration: none;
      line-height: 1.65;
    }

    .quote-box {
      padding: 24px;
      background: var(--steel);
      color: #fff;
    }

    .quote-box h3 {
      margin: 0 0 16px;
      font-size: 24px;
    }

    .quote-box ul {
      margin: 0;
      padding-left: 20px;
      color: rgba(255, 255, 255, 0.78);
      line-height: 1.9;
    }

    .inquiry-form {
      display: grid;
      gap: 14px;
      margin-top: 20px;
    }

    .form-row {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 12px;
    }

    .inquiry-form label {
      display: grid;
      gap: 7px;
      color: rgba(255, 255, 255, 0.82);
      font-size: 13px;
      font-weight: 800;
    }

    .inquiry-form input,
    .inquiry-form select,
    .inquiry-form textarea {
      width: 100%;
      min-height: 44px;
      border: 1px solid rgba(255, 255, 255, 0.2);
      border-radius: 6px;
      padding: 10px 12px;
      color: #fff;
      background: rgba(255, 255, 255, 0.08);
      font: inherit;
    }

    .inquiry-form textarea {
      min-height: 96px;
      resize: vertical;
    }

    .inquiry-form input::placeholder,
    .inquiry-form textarea::placeholder {
      color: rgba(255, 255, 255, 0.46);
    }

    .form-hidden {
      display: none;
    }

    .form-note {
      margin: 0;
      color: rgba(255, 255, 255, 0.62);
      font-size: 13px;
      line-height: 1.6;
    }

    .form-submit {
      min-height: 48px;
      border: 0;
      border-radius: 6px;
      color: #fff;
      background: var(--accent);
      font: inherit;
      font-weight: 900;
      cursor: pointer;
    }

    .quote-actions {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 10px;
      margin-top: 14px;
    }

    .quote-action {
      min-height: 46px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border-radius: 6px;
      padding: 10px 14px;
      color: #fff;
      font-weight: 900;
      text-align: center;
      border: 1px solid rgba(255, 255, 255, 0.28);
    }

    .quote-action.primary {
      background: var(--accent);
      border-color: var(--accent);
    }

    .quote-action.whatsapp {
      background: #16a34a;
      border-color: #16a34a;
    }

    .whatsapp-float {
      position: fixed;
      right: 22px;
      bottom: 22px;
      z-index: 60;
      display: inline-flex;
      align-items: center;
      gap: 10px;
      padding: 14px 18px;
      border-radius: 999px;
      color: #fff;
      background: #16a34a;
      box-shadow: 0 16px 36px rgba(22, 163, 74, 0.32);
      text-decoration: none;
      font-weight: 900;
    }

    .whatsapp-float span {
      width: 10px;
      height: 10px;
      border-radius: 50%;
      background: #fff;
      box-shadow: 0 0 0 6px rgba(255, 255, 255, 0.18);
    }

    footer {
      padding: 26px 0;
      background: #101820;
      color: rgba(255, 255, 255, 0.66);
      font-size: 14px;
    }

    footer .wrap {
      display: flex;
      justify-content: space-between;
      gap: 20px;
      flex-wrap: wrap;
    }

    @media (max-width: 1000px) {
      .nav {
        align-items: flex-start;
        flex-direction: column;
        padding: 16px 0;
      }

      .nav-links {
        width: 100%;
        overflow-x: auto;
        padding-bottom: 6px;
      }

      .hero {
        min-height: auto;
      }

      .hero-inner {
        padding: 72px 0 80px;
      }

      .hero-strip,
      .section-head,
      .trust-row,
      .featured-grid,
      .product-grid,
      .capability-grid,
      .series-grid,
      .application-grid,
      .video-panel,
      .process-grid,
      .faq-grid,
      .tech-layout,
      .tech-grid,
      .support-grid,
      .buyer-grid,
      .closing-panel,
      .home-contact-panel,
      .split,
      .form-row,
      .contact-panel {
        grid-template-columns: 1fr;
      }

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

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

    @media (max-width: 660px) {
      .wrap {
        width: min(100% - 22px, 1180px);
      }

      .brand {
        min-width: 0;
      }

      h1 {
        font-size: 38px;
      }

      .hero-copy {
        font-size: 16px;
      }

      section {
        padding: 54px 0;
      }

      .contact-panel {
        padding: 24px;
      }

      .contact-grid,
      .home-contact-cards,
      .info-item {
        grid-template-columns: 1fr;
      }

      .model-table {
        overflow-x: auto;
      }

      table {
        min-width: 760px;
      }

      .featured-card,
      .featured-card img {
        min-height: 360px;
      }

      .featured-copy {
        inset: auto 14px 14px 14px;
        padding: 18px;
      }
    }