/* Source: tech-chip.html */
:root {
      --blue-500: #0B2874;
      --blue-400: #1849A0;
      --blue-300: #488DE2;
      --blue-accent: #6DB4FF;
      --dark-900: #000000;
      --dark-800: #010A16;
      --dark-700: #050B3E;
      --dark-600: #050F1F;
      --dark-500: #040922;
      --text-white: #FFFFFF;
      --text-dark: #050C3E;
      --text-muted: rgba(255, 255, 255, 0.6);
    }

    html { height: 100%; overflow: hidden; scroll-behavior: smooth; }

    .tech-page {
      background: #010a16;
      color: var(--text-white);
      font-family: 'PingFang SC', -apple-system, BlinkMacSystemFont, 'Microsoft YaHei', sans-serif;
      height: 100%;
      overflow-x: hidden;
      overflow-y: auto;
    }

    #header { z-index: 100; }

    /* ===== Hero ===== */
    .sub-hero {
      height: 500px;
      margin-top: 70px;
      position: relative;
      overflow: hidden;
      background: linear-gradient(135deg, #050b3e, #0b2874);
      display: flex;
      align-items: center;
      justify-content: center;
      text-align: center;
    }
    .sub-hero__title {
      font-size: var(--fs-48);
      color: #fff;
      font-weight: 500;
      margin-bottom: 12px;
      letter-spacing: 0.06em;
    }
    .sub-hero__subtitle {
      font-size: var(--fs-18);
      color: rgba(255,255,255,0.75);
      letter-spacing: 0.1em;
    }

    /* ===== Content ===== */
    .sub-content {
      background: #fff;
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 160px;
    }

    .sub-section {
      padding: 80px 0;
    }
    .sub-section__title {
      font-size: var(--fs-36);
      font-weight: 500;
      color: #050c3e;
      margin-bottom: 24px;
    }
    .sub-section__desc {
      font-size: var(--fs-18);
      color: #555;
      line-height: 1.8;
      margin-bottom: 48px;
    }

    /* ===== Cards ===== */
    .sub-cards {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }
    .sub-card {
      background: #fff;
      border-radius: 12px;
      box-shadow: 0 4px 24px rgba(0,0,0,0.06);
      padding: 32px;
      transition: transform 0.3s, box-shadow 0.3s;
    }
    .sub-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 8px 32px rgba(0,0,0,0.1);
    }
    .sub-card__icon {
      width: 48px;
      height: 48px;
      margin-bottom: 20px;
      background: linear-gradient(135deg, #488DE2, #6DB4FF);
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
    }
    .sub-card__icon svg {
      width: 24px;
      height: 24px;
    }
    .sub-card__title {
      font-size: var(--fs-20);
      font-weight: 500;
      color: #050c3e;
      margin-bottom: 12px;
    }
    .sub-card__desc {
      font-size: var(--fs-14);
      color: #666;
      line-height: 1.7;
    }

    /* ===== Specs Table ===== */
    .spec-table {
      width: 100%;
      border-collapse: collapse;
      margin-top: 32px;
    }
    .spec-table th,
    .spec-table td {
      padding: 16px 24px;
      text-align: left;
      border-bottom: 1px solid #eee;
    }
    .spec-table th {
      background: #f5f7fa;
      color: #050c3e;
      font-weight: 500;
      font-size: var(--fs-15);
    }
    .spec-table td {
      font-size: var(--fs-15);
      color: #333;
    }
    .spec-table tr:hover td {
      background: #f9fbff;
    }

    /* ===== Back to Top ===== */
    .tech-back-top {
      position: fixed;
      bottom: 40px; right: 40px;
      width: 48px; height: 48px;
      background: rgba(255,255,255,0.1);
      border: 1px solid rgba(255,255,255,0.2);
      border-radius: 50%;
      display: flex; align-items: center; justify-content: center;
      cursor: pointer;
      opacity: 0;
      transform: translateY(20px);
      transition: all 0.3s;
      z-index: 100;
    }
    .tech-back-top.visible {
      opacity: 1;
      transform: translateY(0);
    }
    .tech-back-top:hover {
      background: rgba(255,255,255,0.2);
    }

    /* ===== CTA + Footer ===== */
    .ct-foot { position: relative; background: #000; }
    .ct-foot__cta-band { position: relative; background: #040922; }
    .ct-foot__cta-wrap { max-width: 1920px; margin: 0 auto; padding: 120px 160px; position: relative; z-index: 2; }
    .ct-foot__cta-card { position: relative; width: 100%; aspect-ratio: 1600 / 390; background: #0b2874; border-radius: 16px; overflow: hidden; }
    .ct-foot__cta-bg { position: absolute; left: 34.375%; top: -67.4%; width: 65.66%; height: 191.3%; object-fit: cover; opacity: 0.7; }
    .ct-foot__cta-overlay { position: absolute; inset: 0; background: linear-gradient(95deg, rgba(11,40,116,1) 0%, rgba(11,40,116,0.6) 55%, rgba(11,40,116,0) 100%); }
    .ct-foot__cta-title { position: absolute; left: 6%; top: 18.46%; font-size: var(--fs-36); line-height: 1.4; color: #fff; margin: 0; white-space: nowrap; }
    .ct-foot__cta-title p { margin: 0; }
    .ct-foot__cta-sub { position: absolute; left: 6.19%; top: 50.26%; font-size: var(--fs-20); line-height: 1.5; color: #fff; margin: 0; white-space: nowrap; }
    .ct-foot__cta-sub p { margin: 0; }
    .ct-foot__cta-arrow { position: absolute; left: 6%; top: 76.92%; display: inline-flex; align-items: center; justify-content: center; width: 1.5rem; height: 0.75rem; cursor: pointer; transition: opacity 0.3s, transform 0.3s; }
    .ct-foot__cta-arrow:hover { opacity: 0.85; transform: translateY(0.125rem); }
    .ct-foot__cta-arrow img { width: 100%; height: 100%; display: block; object-fit: contain; }

    .ct-foot__main { padding: 80px 160px 40px; }
    .ct-foot__main-inner { max-width: 1600px; margin: 0 auto; display: flex; align-items: flex-start; justify-content: space-between; gap: 60px; }
    .ct-foot__logo { flex-shrink: 0; width: 208px; height: 59px; }
    .ct-foot__logo img { width: 100%; height: 100%; object-fit: contain; display: block; }
    .ct-foot__cols { display: flex; gap: 64px; flex-wrap: wrap; }
    .ct-foot__col { min-width: 80px; }
    .ct-foot__col h4 { font-size: var(--fs-20); font-weight: 400; color: #fff; margin: 0 0 20px 0; text-align: left; white-space: nowrap; }
    .ct-foot__col ul { list-style: none; margin: 0; padding: 0; }
    .ct-foot__col ul li { font-size: var(--fs-16); line-height: 36px; color: rgba(255,255,255,0.5); cursor: pointer; transition: color 0.3s; white-space: nowrap; }
    .ct-foot__col ul li:hover { color: #fff; }
    .ct-foot__bottom { background: rgba(0,0,0,0.65); border-top: 1px solid rgba(255,255,255,0.06); padding: 40px 160px; }
    .ct-foot__bottom-inner { max-width: 1600px; margin: 0 auto; }
    .ct-foot__bottom-row1 { display: flex; align-items: center; justify-content: space-between; margin-bottom: 32px; }
    .ct-foot__social { display: flex; align-items: center; gap: 28px; }
    .ct-foot__social .ico { width: 28px; height: 28px; display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,0.5); cursor: pointer; transition: color 0.3s, transform 0.3s; }
    .ct-foot__social .ico:hover { color: #fff; transform: translateY(-2px); }
    .ct-foot__social .ico svg { display: block; fill: currentColor; }
    .ct-foot__social .ico.txt { font-size: var(--fs-18); font-weight: 500; }
    .ct-foot__phone { display: flex; align-items: center; gap: 8px; font-size: var(--fs-16); color: rgba(255,255,255,0.7); white-space: nowrap; }
    .ct-foot__phone svg { opacity: 0.7; }
    .ct-foot__bottom-row2 { display: flex; align-items: center; gap: 48px; font-size: var(--fs-14); color: rgba(255,255,255,0.45); white-space: nowrap; }
    .ct-foot__links { display: flex; align-items: center; gap: 12px; }
    .ct-foot__links a { color: rgba(255,255,255,0.45); text-decoration: none; transition: color 0.3s; }
    .ct-foot__links a:hover { color: #fff; }
    .ct-foot__links .sep { color: rgba(255,255,255,0.15); }
    .ct-foot__copy { flex: 1; text-align: center; }
    .ct-foot__copy a { color: rgba(255,255,255,0.45); text-decoration: none; margin-left: 16px; transition: color 0.3s; }
    .ct-foot__copy a:hover { color: #fff; }
    .ct-foot__anbei { display: flex; align-items: center; gap: 6px; }
    .ct-foot__anbei .badge { width: 18px; height: 18px; background: radial-gradient(circle at 35% 30%, #d04949 0%, #821818 70%, #4a0e0e 100%); border-radius: 50%; flex-shrink: 0; box-shadow: 0 0 4px rgba(208,73,73,0.4); }
    .ct-foot__anbei a { color: rgba(255,255,255,0.45); text-decoration: none; transition: color 0.3s; }
    .ct-foot__anbei a:hover { color: #fff; }

    /* ===== Fade-in Animation ===== */
    .fade-in {
      opacity: 0;
      transform: translateY(30px);
      transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .fade-in.visible {
      opacity: 1;
      transform: translateY(0);
    }

/* Source: solution-platform.html */
:root {
      --blue-500: #0B2874;
      --blue-400: #1849A0;
      --blue-300: #488DE2;
      --blue-accent: #6DB4FF;
      --dark-900: #000000;
      --dark-800: #010A16;
      --dark-700: #050B3E;
      --dark-600: #050F1F;
      --dark-500: #040922;
      --text-white: #FFFFFF;
      --text-dark: #050C3E;
      --text-muted: rgba(255, 255, 255, 0.6);
    }

    html { height: 100%; overflow: hidden; scroll-behavior: smooth; }

    .solution-page {
      background: #010a16;
      color: var(--text-white);
      font-family: 'PingFang SC', -apple-system, BlinkMacSystemFont, 'Microsoft YaHei', sans-serif;
      height: 100%;
      overflow-x: hidden;
      overflow-y: auto;
    }

    #header { z-index: 100; }

    /* ===== Hero ===== */
    .sub-hero {
      height: 500px;
      margin-top: 70px;
      position: relative;
      overflow: hidden;
      background: linear-gradient(135deg, #050b3e, #0b2874);
      display: flex;
      align-items: center;
      justify-content: center;
      text-align: center;
    }
    .sub-hero__title {
      font-size: var(--fs-48);
      color: #fff;
      font-weight: 500;
      margin-bottom: 12px;
      letter-spacing: 0.06em;
    }
    .sub-hero__subtitle {
      font-size: var(--fs-18);
      color: rgba(255,255,255,0.75);
      letter-spacing: 0.1em;
    }

    /* ===== Content ===== */
    .sub-content {
      background: #fff;
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 160px;
    }

    .sub-section {
      padding: 80px 0;
    }
    .sub-section__title {
      font-size: var(--fs-36);
      font-weight: 500;
      color: #050c3e;
      margin-bottom: 24px;
    }
    .sub-section__desc {
      font-size: var(--fs-18);
      color: #555;
      line-height: 1.8;
      margin-bottom: 48px;
    }

    /* ===== Cards ===== */
    .sub-cards {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }
    .sub-card {
      background: #fff;
      border-radius: 12px;
      box-shadow: 0 4px 24px rgba(0,0,0,0.06);
      padding: 32px;
      transition: transform 0.3s, box-shadow 0.3s;
    }
    .sub-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 8px 32px rgba(0,0,0,0.1);
    }
    .sub-card__icon {
      width: 48px;
      height: 48px;
      margin-bottom: 20px;
      background: linear-gradient(135deg, #488DE2, #6DB4FF);
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
    }
    .sub-card__icon svg {
      width: 24px;
      height: 24px;
    }
    .sub-card__title {
      font-size: var(--fs-20);
      font-weight: 500;
      color: #050c3e;
      margin-bottom: 12px;
    }
    .sub-card__desc {
      font-size: var(--fs-14);
      color: #666;
      line-height: 1.7;
    }

    /* ===== Spec List ===== */
    .spec-list {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 32px;
      margin-top: 32px;
    }
    .spec-item {
      text-align: center;
      padding: 32px 16px;
      background: #f8fafc;
      border-radius: 12px;
    }
    .spec-item__value {
      font-size: var(--fs-42);
      font-weight: 600;
      color: #0B2874;
      margin-bottom: 8px;
    }
    .spec-item__label {
      font-size: var(--fs-15);
      color: #666;
    }

    /* ===== Back to Top ===== */
    .tech-back-top {
      position: fixed;
      bottom: 40px; right: 40px;
      width: 48px; height: 48px;
      background: rgba(255,255,255,0.1);
      border: 1px solid rgba(255,255,255,0.2);
      border-radius: 50%;
      display: flex; align-items: center; justify-content: center;
      cursor: pointer;
      opacity: 0;
      transform: translateY(20px);
      transition: all 0.3s;
      z-index: 100;
    }
    .tech-back-top.visible {
      opacity: 1;
      transform: translateY(0);
    }
    .tech-back-top:hover {
      background: rgba(255,255,255,0.2);
    }

    /* ===== CTA + Footer ===== */
    .ct-foot { position: relative; background: #000; }
    .ct-foot__cta-band { position: relative; background: #040922; }
    .ct-foot__cta-wrap { max-width: 1920px; margin: 0 auto; padding: 120px 160px; position: relative; z-index: 2; }
    .ct-foot__cta-card { position: relative; width: 100%; aspect-ratio: 1600 / 390; background: #0b2874; border-radius: 16px; overflow: hidden; }
    .ct-foot__cta-bg { position: absolute; left: 34.375%; top: -67.4%; width: 65.66%; height: 191.3%; object-fit: cover; opacity: 0.7; }
    .ct-foot__cta-overlay { position: absolute; inset: 0; background: linear-gradient(95deg, rgba(11,40,116,1) 0%, rgba(11,40,116,0.6) 55%, rgba(11,40,116,0) 100%); }
    .ct-foot__cta-title { position: absolute; left: 6%; top: 18.46%; font-size: var(--fs-36); line-height: 1.4; color: #fff; margin: 0; white-space: nowrap; }
    .ct-foot__cta-title p { margin: 0; }
    .ct-foot__cta-sub { position: absolute; left: 6.19%; top: 50.26%; font-size: var(--fs-20); line-height: 1.5; color: #fff; margin: 0; white-space: nowrap; }
    .ct-foot__cta-sub p { margin: 0; }
    .ct-foot__cta-arrow { position: absolute; left: 6%; top: 76.92%; display: inline-flex; align-items: center; justify-content: center; width: 1.5rem; height: 0.75rem; cursor: pointer; transition: opacity 0.3s, transform 0.3s; }
    .ct-foot__cta-arrow:hover { opacity: 0.85; transform: translateY(0.125rem); }
    .ct-foot__cta-arrow img { width: 100%; height: 100%; display: block; object-fit: contain; }

    .ct-foot__main { padding: 80px 160px 40px; }
    .ct-foot__main-inner { max-width: 1600px; margin: 0 auto; display: flex; align-items: flex-start; justify-content: space-between; gap: 60px; }
    .ct-foot__logo { flex-shrink: 0; width: 208px; height: 59px; }
    .ct-foot__logo img { width: 100%; height: 100%; object-fit: contain; display: block; }
    .ct-foot__cols { display: flex; gap: 64px; flex-wrap: wrap; }
    .ct-foot__col { min-width: 80px; }
    .ct-foot__col h4 { font-size: var(--fs-20); font-weight: 400; color: #fff; margin: 0 0 20px 0; text-align: left; white-space: nowrap; }
    .ct-foot__col ul { list-style: none; margin: 0; padding: 0; }
    .ct-foot__col ul li { font-size: var(--fs-16); line-height: 36px; color: rgba(255,255,255,0.5); cursor: pointer; transition: color 0.3s; white-space: nowrap; }
    .ct-foot__col ul li:hover { color: #fff; }
    .ct-foot__bottom { background: rgba(0,0,0,0.65); border-top: 1px solid rgba(255,255,255,0.06); padding: 40px 160px; }
    .ct-foot__bottom-inner { max-width: 1600px; margin: 0 auto; }
    .ct-foot__bottom-row1 { display: flex; align-items: center; justify-content: space-between; margin-bottom: 32px; }
    .ct-foot__social { display: flex; align-items: center; gap: 28px; }
    .ct-foot__social .ico { width: 28px; height: 28px; display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,0.5); cursor: pointer; transition: color 0.3s, transform 0.3s; }
    .ct-foot__social .ico:hover { color: #fff; transform: translateY(-2px); }
    .ct-foot__social .ico svg { display: block; fill: currentColor; }
    .ct-foot__social .ico.txt { font-size: var(--fs-18); font-weight: 500; }
    .ct-foot__phone { display: flex; align-items: center; gap: 8px; font-size: var(--fs-16); color: rgba(255,255,255,0.7); white-space: nowrap; }
    .ct-foot__phone svg { opacity: 0.7; }
    .ct-foot__bottom-row2 { display: flex; align-items: center; gap: 48px; font-size: var(--fs-14); color: rgba(255,255,255,0.45); white-space: nowrap; }
    .ct-foot__links { display: flex; align-items: center; gap: 12px; }
    .ct-foot__links a { color: rgba(255,255,255,0.45); text-decoration: none; transition: color 0.3s; }
    .ct-foot__links a:hover { color: #fff; }
    .ct-foot__links .sep { color: rgba(255,255,255,0.15); }
    .ct-foot__copy { flex: 1; text-align: center; }
    .ct-foot__copy a { color: rgba(255,255,255,0.45); text-decoration: none; margin-left: 16px; transition: color 0.3s; }
    .ct-foot__copy a:hover { color: #fff; }
    .ct-foot__anbei { display: flex; align-items: center; gap: 6px; }
    .ct-foot__anbei .badge { width: 18px; height: 18px; background: radial-gradient(circle at 35% 30%, #d04949 0%, #821818 70%, #4a0e0e 100%); border-radius: 50%; flex-shrink: 0; box-shadow: 0 0 4px rgba(208,73,73,0.4); }
    .ct-foot__anbei a { color: rgba(255,255,255,0.45); text-decoration: none; transition: color 0.3s; }
    .ct-foot__anbei a:hover { color: #fff; }

    /* ===== Fade-in Animation ===== */
    .fade-in {
      opacity: 0;
      transform: translateY(30px);
      transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .fade-in.visible {
      opacity: 1;
      transform: translateY(0);
    }

/* Source: solution-algorithm.html */
:root {
      --blue-500: #0B2874;
      --blue-400: #1849A0;
      --blue-300: #488DE2;
      --blue-accent: #6DB4FF;
      --dark-900: #000000;
      --dark-800: #010A16;
      --dark-700: #050B3E;
      --dark-600: #050F1F;
      --dark-500: #040922;
      --text-white: #FFFFFF;
      --text-dark: #050C3E;
      --text-muted: rgba(255, 255, 255, 0.6);
    }

    html { height: 100%; overflow: hidden; scroll-behavior: smooth; }

    .solution-page {
      background: #010a16;
      color: var(--text-white);
      font-family: 'PingFang SC', -apple-system, BlinkMacSystemFont, 'Microsoft YaHei', sans-serif;
      height: 100%;
      overflow-x: hidden;
      overflow-y: auto;
    }

    #header { z-index: 100; }

    /* ===== Hero ===== */
    .sub-hero {
      height: 500px;
      margin-top: 70px;
      position: relative;
      overflow: hidden;
      background: linear-gradient(135deg, #050b3e, #0b2874);
      display: flex;
      align-items: center;
      justify-content: center;
      text-align: center;
    }
    .sub-hero__title {
      font-size: var(--fs-48);
      color: #fff;
      font-weight: 500;
      margin-bottom: 12px;
      letter-spacing: 0.06em;
    }
    .sub-hero__subtitle {
      font-size: var(--fs-18);
      color: rgba(255,255,255,0.75);
      letter-spacing: 0.1em;
    }

    /* ===== Content ===== */
    .sub-content {
      background: #fff;
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 160px;
    }

    .sub-section {
      padding: 80px 0;
    }
    .sub-section__title {
      font-size: var(--fs-36);
      font-weight: 500;
      color: #050c3e;
      margin-bottom: 24px;
    }
    .sub-section__desc {
      font-size: var(--fs-18);
      color: #555;
      line-height: 1.8;
      margin-bottom: 48px;
    }

    /* ===== Cards (3-col for algorithm) ===== */
    .sub-cards--3 {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .sub-card {
      background: #fff;
      border-radius: 12px;
      box-shadow: 0 4px 24px rgba(0,0,0,0.06);
      padding: 32px;
      transition: transform 0.3s, box-shadow 0.3s;
    }
    .sub-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 8px 32px rgba(0,0,0,0.1);
    }
    .sub-card__icon {
      width: 48px;
      height: 48px;
      margin-bottom: 20px;
      background: linear-gradient(135deg, #488DE2, #6DB4FF);
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
    }
    .sub-card__icon svg {
      width: 24px;
      height: 24px;
    }
    .sub-card__title {
      font-size: var(--fs-20);
      font-weight: 500;
      color: #050c3e;
      margin-bottom: 12px;
    }
    .sub-card__desc {
      font-size: var(--fs-14);
      color: #666;
      line-height: 1.7;
    }

    /* ===== Scenario Grid ===== */
    .scenario-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .scenario-item {
      background: #f8fafc;
      border-radius: 12px;
      padding: 28px;
      border-left: 4px solid #488DE2;
    }
    .scenario-item__title {
      font-size: var(--fs-18);
      font-weight: 500;
      color: #050c3e;
      margin-bottom: 10px;
    }
    .scenario-item__desc {
      font-size: var(--fs-14);
      color: #666;
      line-height: 1.7;
    }

    /* ===== Back to Top ===== */
    .tech-back-top {
      position: fixed;
      bottom: 40px; right: 40px;
      width: 48px; height: 48px;
      background: rgba(255,255,255,0.1);
      border: 1px solid rgba(255,255,255,0.2);
      border-radius: 50%;
      display: flex; align-items: center; justify-content: center;
      cursor: pointer;
      opacity: 0;
      transform: translateY(20px);
      transition: all 0.3s;
      z-index: 100;
    }
    .tech-back-top.visible {
      opacity: 1;
      transform: translateY(0);
    }
    .tech-back-top:hover {
      background: rgba(255,255,255,0.2);
    }

    /* ===== CTA + Footer ===== */
    .ct-foot { position: relative; background: #000; }
    .ct-foot__cta-band { position: relative; background: #040922; }
    .ct-foot__cta-wrap { max-width: 1920px; margin: 0 auto; padding: 120px 160px; position: relative; z-index: 2; }
    .ct-foot__cta-card { position: relative; width: 100%; aspect-ratio: 1600 / 390; background: #0b2874; border-radius: 16px; overflow: hidden; }
    .ct-foot__cta-bg { position: absolute; left: 34.375%; top: -67.4%; width: 65.66%; height: 191.3%; object-fit: cover; opacity: 0.7; }
    .ct-foot__cta-overlay { position: absolute; inset: 0; background: linear-gradient(95deg, rgba(11,40,116,1) 0%, rgba(11,40,116,0.6) 55%, rgba(11,40,116,0) 100%); }
    .ct-foot__cta-title { position: absolute; left: 6%; top: 18.46%; font-size: var(--fs-36); line-height: 1.4; color: #fff; margin: 0; white-space: nowrap; }
    .ct-foot__cta-title p { margin: 0; }
    .ct-foot__cta-sub { position: absolute; left: 6.19%; top: 50.26%; font-size: var(--fs-20); line-height: 1.5; color: #fff; margin: 0; white-space: nowrap; }
    .ct-foot__cta-sub p { margin: 0; }
    .ct-foot__cta-arrow { position: absolute; left: 6%; top: 76.92%; display: inline-flex; align-items: center; justify-content: center; width: 1.5rem; height: 0.75rem; cursor: pointer; transition: opacity 0.3s, transform 0.3s; }
    .ct-foot__cta-arrow:hover { opacity: 0.85; transform: translateY(0.125rem); }
    .ct-foot__cta-arrow img { width: 100%; height: 100%; display: block; object-fit: contain; }

    .ct-foot__main { padding: 80px 160px 40px; }
    .ct-foot__main-inner { max-width: 1600px; margin: 0 auto; display: flex; align-items: flex-start; justify-content: space-between; gap: 60px; }
    .ct-foot__logo { flex-shrink: 0; width: 208px; height: 59px; }
    .ct-foot__logo img { width: 100%; height: 100%; object-fit: contain; display: block; }
    .ct-foot__cols { display: flex; gap: 64px; flex-wrap: wrap; }
    .ct-foot__col { min-width: 80px; }
    .ct-foot__col h4 { font-size: var(--fs-20); font-weight: 400; color: #fff; margin: 0 0 20px 0; text-align: left; white-space: nowrap; }
    .ct-foot__col ul { list-style: none; margin: 0; padding: 0; }
    .ct-foot__col ul li { font-size: var(--fs-16); line-height: 36px; color: rgba(255,255,255,0.5); cursor: pointer; transition: color 0.3s; white-space: nowrap; }
    .ct-foot__col ul li:hover { color: #fff; }
    .ct-foot__bottom { background: rgba(0,0,0,0.65); border-top: 1px solid rgba(255,255,255,0.06); padding: 40px 160px; }
    .ct-foot__bottom-inner { max-width: 1600px; margin: 0 auto; }
    .ct-foot__bottom-row1 { display: flex; align-items: center; justify-content: space-between; margin-bottom: 32px; }
    .ct-foot__social { display: flex; align-items: center; gap: 28px; }
    .ct-foot__social .ico { width: 28px; height: 28px; display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,0.5); cursor: pointer; transition: color 0.3s, transform 0.3s; }
    .ct-foot__social .ico:hover { color: #fff; transform: translateY(-2px); }
    .ct-foot__social .ico svg { display: block; fill: currentColor; }
    .ct-foot__social .ico.txt { font-size: var(--fs-18); font-weight: 500; }
    .ct-foot__phone { display: flex; align-items: center; gap: 8px; font-size: var(--fs-16); color: rgba(255,255,255,0.7); white-space: nowrap; }
    .ct-foot__phone svg { opacity: 0.7; }
    .ct-foot__bottom-row2 { display: flex; align-items: center; gap: 48px; font-size: var(--fs-14); color: rgba(255,255,255,0.45); white-space: nowrap; }
    .ct-foot__links { display: flex; align-items: center; gap: 12px; }
    .ct-foot__links a { color: rgba(255,255,255,0.45); text-decoration: none; transition: color 0.3s; }
    .ct-foot__links a:hover { color: #fff; }
    .ct-foot__links .sep { color: rgba(255,255,255,0.15); }
    .ct-foot__copy { flex: 1; text-align: center; }
    .ct-foot__copy a { color: rgba(255,255,255,0.45); text-decoration: none; margin-left: 16px; transition: color 0.3s; }
    .ct-foot__copy a:hover { color: #fff; }
    .ct-foot__anbei { display: flex; align-items: center; gap: 6px; }
    .ct-foot__anbei .badge { width: 18px; height: 18px; background: radial-gradient(circle at 35% 30%, #d04949 0%, #821818 70%, #4a0e0e 100%); border-radius: 50%; flex-shrink: 0; box-shadow: 0 0 4px rgba(208,73,73,0.4); }
    .ct-foot__anbei a { color: rgba(255,255,255,0.45); text-decoration: none; transition: color 0.3s; }
    .ct-foot__anbei a:hover { color: #fff; }

    /* ===== Fade-in Animation ===== */
    .fade-in {
      opacity: 0;
      transform: translateY(30px);
      transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .fade-in.visible {
      opacity: 1;
      transform: translateY(0);
    }

/* Source: solution-sensor.html */
:root {
      --blue-500: #0B2874;
      --blue-400: #1849A0;
      --blue-300: #488DE2;
      --blue-accent: #6DB4FF;
      --dark-900: #000000;
      --dark-800: #010A16;
      --dark-700: #050B3E;
      --dark-600: #050F1F;
      --dark-500: #040922;
      --text-white: #FFFFFF;
      --text-dark: #050C3E;
      --text-muted: rgba(255, 255, 255, 0.6);
    }

    html { height: 100%; overflow: hidden; scroll-behavior: smooth; }

    .solution-page {
      background: #010a16;
      color: var(--text-white);
      font-family: 'PingFang SC', -apple-system, BlinkMacSystemFont, 'Microsoft YaHei', sans-serif;
      height: 100%;
      overflow-x: hidden;
      overflow-y: auto;
    }

    #header { z-index: 100; }

    /* ===== Hero ===== */
    .sub-hero {
      height: 500px;
      margin-top: 70px;
      position: relative;
      overflow: hidden;
      background: linear-gradient(135deg, #050b3e, #0b2874);
      display: flex;
      align-items: center;
      justify-content: center;
      text-align: center;
    }
    .sub-hero__title {
      font-size: var(--fs-48);
      color: #fff;
      font-weight: 500;
      margin-bottom: 12px;
      letter-spacing: 0.06em;
    }
    .sub-hero__subtitle {
      font-size: var(--fs-18);
      color: rgba(255,255,255,0.75);
      letter-spacing: 0.1em;
    }

    /* ===== Content ===== */
    .sub-content {
      background: #fff;
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 160px;
    }

    .sub-section {
      padding: 80px 0;
    }
    .sub-section__title {
      font-size: var(--fs-36);
      font-weight: 500;
      color: #050c3e;
      margin-bottom: 24px;
    }
    .sub-section__desc {
      font-size: var(--fs-18);
      color: #555;
      line-height: 1.8;
      margin-bottom: 48px;
    }

    /* ===== Product Series ===== */
    .product-series {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .series-card {
      background: #fff;
      border-radius: 12px;
      box-shadow: 0 4px 24px rgba(0,0,0,0.06);
      padding: 32px;
      transition: transform 0.3s, box-shadow 0.3s;
    }
    .series-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 8px 32px rgba(0,0,0,0.1);
    }
    .series-card__badge {
      display: inline-block;
      background: linear-gradient(135deg, #488DE2, #6DB4FF);
      color: #fff;
      font-size: var(--fs-12);
      font-weight: 500;
      padding: 4px 12px;
      border-radius: 4px;
      margin-bottom: 16px;
    }
    .series-card__title {
      font-size: var(--fs-20);
      font-weight: 500;
      color: #050c3e;
      margin-bottom: 12px;
    }
    .series-card__desc {
      font-size: var(--fs-14);
      color: #666;
      line-height: 1.7;
    }

    /* ===== Spec Table ===== */
    .spec-table {
      width: 100%;
      border-collapse: collapse;
      margin-top: 32px;
    }
    .spec-table th,
    .spec-table td {
      padding: 16px 24px;
      text-align: left;
      border-bottom: 1px solid #eee;
    }
    .spec-table th {
      background: #f5f7fa;
      color: #050c3e;
      font-weight: 500;
      font-size: var(--fs-15);
    }
    .spec-table td {
      font-size: var(--fs-15);
      color: #333;
    }
    .spec-table tr:hover td {
      background: #f9fbff;
    }

    /* ===== Integration Advantages ===== */
    .integration-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .integration-item {
      background: #f8fafc;
      border-radius: 12px;
      padding: 32px;
      text-align: center;
    }
    .integration-item__icon {
      width: 56px;
      height: 56px;
      margin: 0 auto 20px;
      background: linear-gradient(135deg, #488DE2, #6DB4FF);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
    }
    .integration-item__icon svg {
      width: 28px;
      height: 28px;
    }
    .integration-item__title {
      font-size: var(--fs-18);
      font-weight: 500;
      color: #050c3e;
      margin-bottom: 10px;
    }
    .integration-item__desc {
      font-size: var(--fs-14);
      color: #666;
      line-height: 1.7;
    }

    /* ===== Back to Top ===== */
    .tech-back-top {
      position: fixed;
      bottom: 40px; right: 40px;
      width: 48px; height: 48px;
      background: rgba(255,255,255,0.1);
      border: 1px solid rgba(255,255,255,0.2);
      border-radius: 50%;
      display: flex; align-items: center; justify-content: center;
      cursor: pointer;
      opacity: 0;
      transform: translateY(20px);
      transition: all 0.3s;
      z-index: 100;
    }
    .tech-back-top.visible {
      opacity: 1;
      transform: translateY(0);
    }
    .tech-back-top:hover {
      background: rgba(255,255,255,0.2);
    }

    /* ===== CTA + Footer ===== */
    .ct-foot { position: relative; background: #000; }
    .ct-foot__cta-band { position: relative; background: #040922; }
    .ct-foot__cta-wrap { max-width: 1920px; margin: 0 auto; padding: 120px 160px; position: relative; z-index: 2; }
    .ct-foot__cta-card { position: relative; width: 100%; aspect-ratio: 1600 / 390; background: #0b2874; border-radius: 16px; overflow: hidden; }
    .ct-foot__cta-bg { position: absolute; left: 34.375%; top: -67.4%; width: 65.66%; height: 191.3%; object-fit: cover; opacity: 0.7; }
    .ct-foot__cta-overlay { position: absolute; inset: 0; background: linear-gradient(95deg, rgba(11,40,116,1) 0%, rgba(11,40,116,0.6) 55%, rgba(11,40,116,0) 100%); }
    .ct-foot__cta-title { position: absolute; left: 6%; top: 18.46%; font-size: var(--fs-36); line-height: 1.4; color: #fff; margin: 0; white-space: nowrap; }
    .ct-foot__cta-title p { margin: 0; }
    .ct-foot__cta-sub { position: absolute; left: 6.19%; top: 50.26%; font-size: var(--fs-20); line-height: 1.5; color: #fff; margin: 0; white-space: nowrap; }
    .ct-foot__cta-sub p { margin: 0; }
    .ct-foot__cta-arrow { position: absolute; left: 6%; top: 76.92%; display: inline-flex; align-items: center; justify-content: center; width: 1.5rem; height: 0.75rem; cursor: pointer; transition: opacity 0.3s, transform 0.3s; }
    .ct-foot__cta-arrow:hover { opacity: 0.85; transform: translateY(0.125rem); }
    .ct-foot__cta-arrow img { width: 100%; height: 100%; display: block; object-fit: contain; }

    .ct-foot__main { padding: 80px 160px 40px; }
    .ct-foot__main-inner { max-width: 1600px; margin: 0 auto; display: flex; align-items: flex-start; justify-content: space-between; gap: 60px; }
    .ct-foot__logo { flex-shrink: 0; width: 208px; height: 59px; }
    .ct-foot__logo img { width: 100%; height: 100%; object-fit: contain; display: block; }
    .ct-foot__cols { display: flex; gap: 64px; flex-wrap: wrap; }
    .ct-foot__col { min-width: 80px; }
    .ct-foot__col h4 { font-size: var(--fs-20); font-weight: 400; color: #fff; margin: 0 0 20px 0; text-align: left; white-space: nowrap; }
    .ct-foot__col ul { list-style: none; margin: 0; padding: 0; }
    .ct-foot__col ul li { font-size: var(--fs-16); line-height: 36px; color: rgba(255,255,255,0.5); cursor: pointer; transition: color 0.3s; white-space: nowrap; }
    .ct-foot__col ul li:hover { color: #fff; }
    .ct-foot__bottom { background: rgba(0,0,0,0.65); border-top: 1px solid rgba(255,255,255,0.06); padding: 40px 160px; }
    .ct-foot__bottom-inner { max-width: 1600px; margin: 0 auto; }
    .ct-foot__bottom-row1 { display: flex; align-items: center; justify-content: space-between; margin-bottom: 32px; }
    .ct-foot__social { display: flex; align-items: center; gap: 28px; }
    .ct-foot__social .ico { width: 28px; height: 28px; display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,0.5); cursor: pointer; transition: color 0.3s, transform 0.3s; }
    .ct-foot__social .ico:hover { color: #fff; transform: translateY(-2px); }
    .ct-foot__social .ico svg { display: block; fill: currentColor; }
    .ct-foot__social .ico.txt { font-size: var(--fs-18); font-weight: 500; }
    .ct-foot__phone { display: flex; align-items: center; gap: 8px; font-size: var(--fs-16); color: rgba(255,255,255,0.7); white-space: nowrap; }
    .ct-foot__phone svg { opacity: 0.7; }
    .ct-foot__bottom-row2 { display: flex; align-items: center; gap: 48px; font-size: var(--fs-14); color: rgba(255,255,255,0.45); white-space: nowrap; }
    .ct-foot__links { display: flex; align-items: center; gap: 12px; }
    .ct-foot__links a { color: rgba(255,255,255,0.45); text-decoration: none; transition: color 0.3s; }
    .ct-foot__links a:hover { color: #fff; }
    .ct-foot__links .sep { color: rgba(255,255,255,0.15); }
    .ct-foot__copy { flex: 1; text-align: center; }
    .ct-foot__copy a { color: rgba(255,255,255,0.45); text-decoration: none; margin-left: 16px; transition: color 0.3s; }
    .ct-foot__copy a:hover { color: #fff; }
    .ct-foot__anbei { display: flex; align-items: center; gap: 6px; }
    .ct-foot__anbei .badge { width: 18px; height: 18px; background: radial-gradient(circle at 35% 30%, #d04949 0%, #821818 70%, #4a0e0e 100%); border-radius: 50%; flex-shrink: 0; box-shadow: 0 0 4px rgba(208,73,73,0.4); }
    .ct-foot__anbei a { color: rgba(255,255,255,0.45); text-decoration: none; transition: color 0.3s; }
    .ct-foot__anbei a:hover { color: #fff; }

    /* ===== Fade-in Animation ===== */
    .fade-in {
      opacity: 0;
      transform: translateY(30px);
      transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .fade-in.visible {
      opacity: 1;
      transform: translateY(0);
    }

html.detail-html,
html.detail-html body {
  height: auto;
  min-height: 100%;
  overflow-x: hidden;
  overflow-y: auto;
}
.detail-page .sub-content,
.detail-page .sub-section {
  background: #fff;
}
.detail-page .fade-in {
  opacity: 1;
  transform: none;
}
.detail-page .sub-cms h2 {
  font-size: var(--fs-36);
  font-weight: 500;
  color: #050c3e;
  margin: 0 0 24px;
}
.detail-page .sub-cms p {
  font-size: var(--fs-18);
  line-height: 2;
  color: #4b5b7f;
  margin: 0 0 18px;
}

.detail-next {
  background: #fff;
  padding: 0 24px clamp(250px, 18vw, 340px);
}

.detail-next__inner {
  width: min(1200px, 100%);
  margin: 0 auto;
  padding: 34px 0 0;
  border-top: 1px solid rgba(5, 12, 62, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 28px;
}

.detail-next span {
  display: block;
  margin-bottom: 8px;
  color: #125bce;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-size: var(--fs-14);
}

.detail-next h2 {
  margin: 0;
  color: #050c3e;
  font-size: var(--fs-36);
  font-weight: 500;
}

.detail-next__links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 12px;
}

.detail-next__links a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 0 18px;
  color: #fff;
  background: #0b2874;
  border-radius: 4px;
  text-decoration: none;
  transition: background 0.2s ease, transform 0.2s ease;
}

.detail-next__links a:hover {
  background: #1849a0;
  transform: translateY(-2px);
}

.detail-page .sub-content {
  width: min(1200px, calc(100% - 48px));
  padding-left: clamp(24px, 6vw, 96px);
  padding-right: clamp(24px, 6vw, 96px);
  box-sizing: border-box;
}

.detail-page .sub-cards,
.detail-page .sub-cards--3,
.detail-page .scenario-grid,
.detail-page .product-series,
.detail-page .integration-grid {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.detail-page .spec-table {
  display: block;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

@media (max-width: 720px) {
  .detail-next {
    padding-bottom: 120px;
  }

  .detail-next__inner {
    flex-direction: column;
  }

  .detail-next__links {
    justify-content: flex-start;
  }

  .sub-hero {
    height: auto;
    min-height: 320px;
    padding: 72px 24px;
  }
}

html[data-mobile] body.detail-page {
  background: #f5f7fa;
}

html[data-mobile] body.detail-page .sub-hero {
  margin-top: 0;
}

html[data-mobile] body.detail-page .detail-next {
  padding: 0 24px calc(128px + env(safe-area-inset-bottom));
}

html[data-mobile] body.detail-page .detail-next__links {
  width: 100%;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

html[data-mobile] body.detail-page .detail-next__links a,
html[data-mobile] body.detail-page .detail-next__links a:visited {
  min-height: 46px;
  justify-content: center;
  color: #fff;
  background: #0b2874;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

html[data-mobile] body.detail-page .detail-next__links a span,
html[data-mobile] body.detail-page .detail-next__links a:visited span {
  color: rgba(255, 255, 255, 0.88);
}

html[data-mobile] body.detail-page .detail-next__links a:active {
  background: #1849a0;
}