@media screen and (min-width: 768px) {

  /* ==================== Hero 区域 ==================== */
  .hero {
    position: relative;
    width: 100%;
    height: calc(100vh - 4.479vw);
    /* 一屏高度减去导航栏高度 */
    margin-top: 4.479vw;
    overflow: hidden;
  }

  .hero video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -1;
  }

  .hero-title {
    position: absolute;
    bottom: 11.042vw;
    left: 10.365vw;
    font-size: 2.5vw;
    font-weight: 600;
    line-height: 1.4;
    color: #000000;
  }

  /* ==================== 侧边导航 ==================== */
  .sidebar {
    position: sticky;
    top: 4.479vw;
    /* 顶部导航栏高度 */
    left: 0;
    right: 0;
    background-color: #02020e;
    z-index: 100;
    display: flex;
    justify-content: center;
    padding: 0 18.75vw;
  }

  .sidebar-nav {
    display: flex;
    flex-direction: row;
    align-items: center;
  }

  .sidebar-item {
    width: 13.542vw;
    height: 4.167vw;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #02020e;
    cursor: pointer;
  }

  .sidebar-item:hover {
    background-color: #2f2f2f;
  }

  .sidebar-item.active {
    background-color: #2f2f2f;
    box-shadow: 0vw 0.208vw 0.208vw 0vw rgba(0, 0, 0, 0.25);
  }

  .sidebar-item-content {
    display: flex;
    align-items: center;
    gap: 0.521vw;
    padding: 1.021vw 2.266vw 1.042vw;
  }

  .sidebar-icon {
    width: 1.033vw;
    height: 1.094vw;
  }

  .sidebar-text {
    font-size: 1.042vw;
    font-weight: 600;
    line-height: 1.02;
    color: #ffffff;
    text-align: center;
  }

  .sidebar-item:not(.active) .sidebar-text {
    color: #999999;
  }

  .sidebar-divider {
    position: absolute;
    left: 0;
    bottom: 1.563vw;
    width: 0.052vw;
    height: 1.042vw;
    background-color: #cccccc;
  }

  /* ==================== 解决方案区域 ==================== */
  .solution-section {
    position: relative;
    padding: 4.635vw 0;
    background-color: #02020e;
    overflow: hidden;
  }

  .solution-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
  }

  .solution-bg-gradient {
    position: absolute;
    top: 56.406vw;
    left: 0;
    width: 100%;
    height: 60.625vw;
    background-color: #02020e;
  }

  .solution-bg-circle {
    position: absolute;
    top: 65.781vw;
    left: -11.406vw;
    width: 41.406vw;
    height: 40.644vw;
    background: radial-gradient(50% 50% at 50% 50%, #bc18ff 0%, #5b0280 100%);
    filter: blur(15.104vw);
    opacity: 0.35;
    border-radius: 50%;
  }

  .solution-container {
    position: relative;
    max-width: 79.167vw;
    margin: 0 auto;
    z-index: 1;
  }

  .solution-header {
    width: 35.469vw;
    margin-bottom: 2.604vw;
  }

  .solution-title {
    font-size: 1.875vw;
    font-weight: 600;
    line-height: 1.4;
    color: #ffffff;
  }

  .solution-content {
    display: flex;
    flex-direction: column;
    gap: 6.458vw;
    border-radius: 0.5208vw;
  }

  .solution-wrapper {
    display: flex;
    flex-direction: column;
    gap: 8.177vw;
    border-radius: 0.5208vw;
  }

  /* ==================== 解决方案卡片 ==================== */
  .solution-cards {
    display: flex;
    flex-direction: column;
    gap: 4.167vw;
  }

  .solution-card-wrapper {
    display: flex;
    align-items: flex-end;
    gap: 5.208vw;
  }

  .solution-card {
    width: 100%;
    height: 18.49vw;
    background: rgba(217, 217, 217, 0.07);
    background-size: cover;
    background-repeat: no-repeat;
    border: 0.052vw solid rgba(153, 153, 153, 0.8);
    border-radius: 0.521vw;
    padding: 4.01vw 12.656vw;
    display: flex;
    gap: 14.271vw;
    align-items: center;
    overflow: hidden;
    /* 确保背景图片也有圆角效果 */
  }

  .solution-card-content {
    display: flex;
    flex-direction: column;
    gap: 1.563vw;
    width: 12.604vw;
  }

  .solution-card-title {
    font-size: 1.563vw;
    font-weight: 500;
    line-height: 1.4;
    text-align: center;
    color: #ffffff;
    white-space: pre-line;
  }

  .solution-card-desc {
    font-size: 0.833vw;
    font-weight: 400;
    line-height: 1.7;
    text-align: center;
    color: #ffffff;
    white-space: pre-line;
  }

  .solution-card-divider {
    width: 0;
    height: 10.417vw;
    border-left: 0.052vw solid;
    border-image: linear-gradient(to bottom, transparent, #ffffff, transparent) 1;
  }

  /* ==================== 芯片耗电区域 ==================== */
  .chip-section {
    display: flex;
    align-items: center;
    gap: 5.208vw;
  }

  .chip-image {
    width: 38.49vw;
    height: 25.729vw;
    border-radius: 0.521vw;
    overflow: hidden;
  }

  .chip-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  .chip-content {
    flex: 1;
  }

  .chip-header {
    margin-bottom: 3.125vw;
  }

  .chip-title {
    font-size: 1.875vw;
    font-weight: 600;
    line-height: 1.4;
    color: #ffffff;
  }

  .chip-quotes {
    display: flex;
    flex-direction: column;
    gap: 1.563vw;
  }

  .chip-quote {
    display: flex;
    flex-direction: column;
    gap: 0.521vw;
  }

  .chip-quote-text {
    font-size: 0.833vw;
    font-weight: 400;
    line-height: 1.7;
    color: #ffffff;
  }

  .chip-quote-author {
    font-size: 0.833vw;
    font-weight: 400;
    line-height: 1.7;
    color: #999999;
    text-align: right;
  }

  /* ==================== 优势区域 ==================== */
  .advantages-section {
    display: flex;
    align-items: center;
    gap: 1.51vw;
    position: relative;
  }

  .purple-left {
    position: absolute;
    left: -10.3906vw;
    top: -10.417vw;
  }

  .advantages-content {
    width: 39.167vw;
    z-index: 30;
  }

  .advantages-header {
    margin-bottom: 2.083vw;
  }

  .advantages-title {
    font-size: 1.875vw;
    font-weight: 600;
    line-height: 1.4;
    color: #ffffff;
  }

  .advantages-card {
    width: 40.104vw;
  }

  .advantages-card-header {
    padding: 1.042vw 0;
    border-bottom: none;
  }

  .advantages-card-title-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  .advantages-card-title {
    font-size: 1.563vw;
    font-weight: 500;
    line-height: 1.4;
    color: #ffffff;
  }

  .advantages-card-icon {
    width: 1.875vw;
    height: 1.875vw;
    background-color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .advantages-card-content {}

  .advantages-subtitle {
    font-size: 0.833vw;
    font-weight: 400;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.8);
    opacity: 0.8;
    margin-bottom: 0.729vw;
  }

  .advantages-stats {
    display: flex;
    gap: 2.125vw;
  }

  .advantages-stat {
    display: flex;
    flex-direction: column;
    gap: 0.521vw;
  }

  .advantages-stat-value {
    font-family: "Montserrat", sans-serif;
    font-size: 2.604vw;
    font-weight: 400;
    line-height: 1.2;
    background: linear-gradient(90deg, #d038ff 0%, #462dff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    white-space: nowrap;
  }

  .advantages-stat-label {
    font-size: 1.042vw;
    font-weight: 400;
    line-height: 1.5;
    color: #ffffff;
    width: 15.26vw;
  }

  .advantages-image {
    flex: 1;
  }

  .advantages-image img {
    width: 100%;
    height: auto;
    border-radius: 0.521vw;
  }

  /* ==================== 图表区域 ==================== */
  .chart-section {
    width: 100%;
    height: 32.917vw;
    /* border-radius: 0.521vw; */
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .chart-section>div {
    width: 100%;
    height: 100%;
  }

  .chart-image {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
  }

  .chart-legend {
    position: absolute;
    bottom: 1.979vw;
    right: 3.073vw;
    display: flex;
    gap: 2.083vw;
  }

  .chart-legend-item {
    display: flex;
    align-items: center;
    gap: 0.625vw;
  }

  .chart-legend-dot {
    width: 0.625vw;
    height: 0.417vw;
  }

  .chart-legend-text {
    font-size: 0.729vw;
    font-weight: 400;
    line-height: 1.4;
    color: #ffffff;
  }

  .legend-baseline .chart-legend-dot {
    background-color: #4651ee;
  }

  .legend-go .chart-legend-dot {
    background-color: #2abeeb;
  }

  .legend-goboost .chart-legend-dot {
    background-color: #b65aff;
  }

  .chart-title {
    position: absolute;
    bottom: -1.228vw;
    left: -0.244vw;
    font-size: 1.563vw;
    font-weight: 600;
    line-height: 1.4;
    text-align: center;
    color: #ffffff;
    padding: 0.521vw;
  }

  .chart-subtitle {
    position: absolute;
    top: 27.448vw;
    right: -0.521vw;
    font-size: 1.042vw;
    font-weight: 600;
    line-height: 1.4;
    text-align: center;
    color: #ffffff;
    padding: 0.521vw;
  }

  /* ==================== 节能数据区域 ==================== */
  .energy-data {
    display: flex;
    align-items: center;
    gap: 0.208vw;
    position: relative;
  }

  .energy-card-container {
    position: relative;
    width: 39.427vw;
    height: 21.198vw;
  }

  .energy-card {
    position: absolute;
    width: 31.771vw;
    height: 10.781vw;
    border-radius: 0.521vw;
    padding: 2.083vw 2.604vw;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.042vw;
    border-radius: 0.521vw;
    border: 0.052vw solid #575363;
    background: linear-gradient(180deg,
        rgba(122, 50, 205, 0.1) 0%,
        rgba(164, 164, 164, 0.1) 100%);
    /* border-image: linear-gradient(90deg, rgba(255, 255, 255, 0.8) 0%, rgba(255, 255, 255, 0.2) 100%) 1; */
  }

  .energy-card-container:first-child .energy-card {
    top: 3.385vw;
    left: 6.406vw;
  }

  .energy-card-container:last-child .energy-card {
    top: 5.469vw;
    left: 1.354vw;
  }

  .energy-value {
    font-family: "Montserrat", sans-serif;
    font-size: 3.333vw;
    font-weight: 600;
    line-height: 1.2;
    text-align: center;
    color: #ffffff;
  }

  .energy-desc {
    font-family: "PingFang SC", sans-serif;
    font-size: 1.042vw;
    font-weight: 400;
    line-height: 1.5;
    text-align: center;
    color: #ffffff;
  }

  .energy-quote-icon {
    position: absolute;
    width: 5.208vw;
    height: 5.208vw;
    opacity: 0.2;
  }

  .energy-quote-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
  }

  .energy-quote-icon.top-left {
    top: 0.781vw;
    left: 0.938vw;
  }

  .energy-quote-icon.center {
    position: absolute;
    top: 13.75vw;
    left: 33.542vw;
  }

  .energy-quote-icon.bottom-right {
    bottom: 0vw;
    right: 0vw;
  }

  /* ==================== 温度降低区域 ==================== */
  .temperature-section {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 5.208vw;
  }

  .temperature-image {
    width: 38.49vw;
    height: 25.729vw;
    border-radius: 0.521vw;
    overflow: hidden;
  }

  .temperature-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  .temperature-content {
    width: 35.469vw;
  }

  .temperature-title {
    font-size: 1.875vw;
    font-weight: 600;
    line-height: 1.4;
    color: #ffffff;
    margin-bottom: 2.083vw;
  }

  .temperature-desc {
    font-size: 1.042vw;
    font-weight: 400;
    line-height: 1.7;
    color: #ffffff;
    white-space: pre-line;
  }

  /* ==================== 节能性区域 ==================== */
  .energy-section {
    background-color: #02020e;
    padding: 5.208vw 10.417vw;
  }

  .energy-section .chip-section,
  .energy-section .advantages-section,
  .energy-section .chart-section,
  .energy-section .energy-data,
  .energy-section .temperature-section {
    margin-bottom: 5.208vw;
  }

  .energy-section .chip-section {
    margin-bottom: 10.417vw;
  }

  .energy-section .advantages-section {
    margin-bottom: 6.458vw;
  }

  /* ==================== 计算可靠区域 ==================== */
  .reliability-section {
    padding: 13.073vw 0 7.917vw;
    background-color: #ffffff;
    position: relative;
  }

  .reliability-bg-circle {
    position: absolute;
    top: 20.625vw;
    left: 0.521vw;
    width: 37.656vw;
    height: 37.969vw;
    background: radial-gradient(50% 50% at 50% 50%, #bc18ff 0%, #5b0280 100%);
    filter: blur(15.104vw);
    opacity: 0.12;
    border-radius: 50%;
  }

  .reliability-container {
    max-width: 79.167vw;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5.156vw;
  }

  .reliability-content {
    display: flex;
    align-items: center;
    gap: 5.208vw;
  }

  .reliability-text {
    width: 35.469vw;
  }

  .reliability-header {
    margin-bottom: 3.125vw;
  }

  .reliability-title {
    font-size: 1.875vw;
    font-weight: 600;
    line-height: 1.4;
    color: #1f1c1c;
  }

  .reliability-quotes {
    display: flex;
    flex-direction: column;
    gap: 1.563vw;
  }

  .reliability-quote {
    display: flex;
    flex-direction: column;
    gap: 0.521vw;
  }

  .reliability-quote-text {
    font-size: 1.042vw;
    font-weight: 400;
    line-height: 1.7;
    color: #1f1c1c;
  }

  .reliability-quote-text.dark {
    color: #1d1d1d;
  }

  .reliability-quote-author {
    font-size: 0.833vw;
    font-weight: 400;
    line-height: 1.7;
    color: #999999;
    text-align: right;
  }

  .reliability-image {
    width: 38.49vw;
    height: 25.729vw;
    border-radius: 0.521vw;
    overflow: hidden;
  }

  .reliability-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  .reliability-advantages {
    display: flex;
    gap: 5.208vw;
  }

  .reliability-flowchart {
    width: 38.49vw;
    height: 27.656vw;
    border-radius: 0.521vw;
    overflow: hidden;
    box-shadow: -0.13vw -0.13vw 0.521vw 0vw rgba(0, 0, 0, 0.04);
  }

  .reliability-flowchart img {
    width: 100%;
    height: 100%;
    object-fit: fill;
  }

  .reliability-advantages-content {
    width: 35.469vw;
  }

  .reliability-advantages-header {
    margin-bottom: 4.74vw;
  }

  .reliability-advantages-title {
    font-size: 1.875vw;
    font-weight: 600;
    line-height: 1.4;
    color: #000000;
  }

  .reliability-steps {
    display: flex;
    flex-direction: column;
    gap: 1.042vw;
  }

  .reliability-step {
    display: flex;
    flex-direction: column;
    padding-top: 1.042vw;
    border-top: 0.052vw solid rgba(255, 255, 255, 0.18);
  }

  .reliability-step:not(:last-child) {
    border-bottom: 0.052vw solid rgba(0, 0, 0, 0.18);
  }

  .reliability-step-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: all 0.3s ease;
  }

  .reliability-step-header:hover {
    opacity: 0.8;
  }

  .reliability-step-title {
    font-size: 1.042vw;
    font-weight: 400;
    line-height: 1.4;
    color: #000000;
  }

  .reliability-step-icon {
    width: 1.875vw;
    height: 1.875vw;
    background-color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease;
  }

  .reliability-step-icon img {
    width: 1.25vw;
    height: 1.094vw;
    transition: transform 0.3s ease;
  }

  /* 默认状态：箭头朝下（收起状态） */
  .reliability-step-icon img {
    transform: rotate(0deg);
  }

  /* 展开状态：箭头朝上 */
  .reliability-step.active .reliability-step-icon img {
    transform: rotate(180deg);
  }

  .reliability-step-content {
    display: none;
    padding-top: 1.198vw;
    animation: slideDown 0.3s ease;
  }

  .reliability-step.active .reliability-step-content {
    display: block;
  }

  @keyframes slideDown {
    from {
      opacity: 0;
      max-height: 0;
    }

    to {
      opacity: 1;
      max-height: 10.417vw;
    }
  }

  .reliability-step-desc {
    font-size: 0.885vw;
    font-weight: 400;
    line-height: 1.4;
    color: #cd38ff;
    margin-bottom: 0.781vw;
  }

  .reliability-step-detail {
    font-size: 0.833vw;
    font-weight: 400;
    line-height: 1.7;
    color: #666666;
  }

  /* ==================== CTA 区域 ==================== */
  .cta-section {
    padding: 17.708vw 10.417vw;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4.167vw;
  }

  .cta-text {
    max-width: 79.167vw;
    font-size: 2.5vw;
    font-weight: 600;
    line-height: 1.7;
    text-align: center;
    color: #ffffff;
  }

  .submit-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.521vw 2.083vw;
    border: 0.104vw solid transparent;
    border-radius: 5.208vw;
    background: linear-gradient(transparent, transparent) padding-box,
      linear-gradient(90deg, #d038ff 0%, #462dff 100%) border-box;
    color: #fff;
    font-size: 1.042vw;
    font-weight: 500;
    line-height: 1.8;
    text-decoration: none;
    transition: all 0.3s ease;
    margin-top: 2.031vw;
    width: fit-content;
  }

  .submit-button:hover {
    transform: translateY(-0.104vw);
    box-shadow: 0vw 0.26vw 1.042vw rgba(208, 56, 255, 0.3);
  }
}