.hand1-page {
    background: #000;
    color: #fff;
}



.h1-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 120px 60px;
}

.h1-section-inner {
    width: 80%;
    margin: 0 auto;
    text-align: center;
}




.h1-hero {
    height: 100vh;
    min-height: 700px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: #000;
}

.h1-hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.h1-hero-video {
    width: 80%;
    height: 80%;
    object-fit: cover;
    object-position: center;
    display: block;
    margin: auto;
    position: absolute;
    top: 60%;
    left: 50%;
    transform: translate(-50%, -50%);
    -webkit-mask-image:
        linear-gradient(to bottom, transparent 0%, #000 15%, #000 85%, transparent 100%),
        linear-gradient(to right, transparent 0%, #000 15%, #000 85%, transparent 100%);
    mask-image:
        linear-gradient(to bottom, transparent 0%, #000 15%, #000 85%, transparent 100%),
        linear-gradient(to right, transparent 0%, #000 15%, #000 85%, transparent 100%);
    -webkit-mask-composite: source-in;
    mask-composite: intersect;
}

.h1-hero-title-img {
    position: absolute;
    top: 12.5%;
    left: 50%;
    transform: translateX(-50%);
    width: 45%;
    max-width: 600px;
    z-index: 2;
    opacity: 0;
    transition: opacity 1.2s ease;
    pointer-events: none;
}

.h1-hero-title-img.show {
    opacity: 1;
}


.h1-highlight-section {
    padding: 100px 0 60px;
    background: #1d1d1f;
    position: relative;
    overflow: hidden;
    min-height: 100vh;
}

.h1-highlight-inner {
    text-align: center;
    padding: 0 80px;
    margin-bottom: 32px;
}

.hand1-page .h1-highlight-inner {
    text-align: left;
    padding-left: 160px;
    padding-right: 160px;
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 32px;
}

.hand1-page .h1-highlight-inner-text {
    flex: 1 1 auto;
    min-width: 0;
}

.hand1-page .h1-highlight-watch {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    color: #F41123;
    font-size: 14.4px;
    font-weight: 700;
    line-height: 1;
    cursor: pointer;
    text-decoration: none;
    transition: opacity 0.25s ease;
    flex: 0 0 auto;
}

.hand1-page .h1-highlight-watch:hover {
    opacity: 0.7;
}

.hand1-page .h1-highlight-watch svg {
    width: 24px;
    height: 24px;
}

.h1-highlight-title {
    font-weight: 400;
    font-size: 48px;
    margin-bottom: 12px;
    line-height: 1;
    color: #fff;
}

.h1-highlight-subtitle {
    font-weight: 400;
    font-size: 32px;
    color: rgb(255, 255, 255);
}

.h1-highlight-stage {
    width: 100%;
    overflow: visible;
    position: relative;
}

.h1-highlight-stage-inner {
    position: relative;
    width: 100%;
    overflow: visible;
}

.h1-highlight-stage-track {
    display: flex;
    height: 100%;
    transition: transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
    will-change: transform;
    position: relative;
}

.h1-highlight-slide {
    flex: 0 0 55%;
    height: 100%;
    padding: 0 12px;
    display: flex;
    align-items: center;
    box-sizing: border-box;
}

.h1-highlight-slide-media {
    width: 100%;
    border-radius: 24px;
    overflow: hidden;
    background: #0a0a0a;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    position: relative;
    transition: transform 0.8s cubic-bezier(0.22, 1, 0.36, 1),
                opacity 0.8s ease,
                filter 0.8s ease;
}

.h1-highlight-caption {
    position: absolute;
    left: 40px;
    top: 36px;
    z-index: 2;
    color: #fff;
    pointer-events: none;
    text-align: left;
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.h1-highlight-caption--bottom {
    top: auto;
    bottom: 36px;
}

.h1-highlight-slide.is-active .h1-highlight-caption {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.3s;
}

.h1-highlight-caption-title {
    font-size: 28px;
    font-weight: 400;
    margin: 0 0 8px;
    line-height: 1.2;
    letter-spacing: 0.02em;
}

.h1-highlight-caption-desc {
    font-size: 15px;
    margin: 0;
    line-height: 1.5;
    color: rgba(255, 255, 255, 0.85);
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.4);
}

.h1-highlight-slide-media img,
.h1-highlight-slide-media video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}


.h1-highlight-slide.is-active .h1-highlight-slide-media {
    transform: scale(1);
    opacity: 1;
    filter: none;
}

.h1-highlight-slide.is-adjacent .h1-highlight-slide-media {
    transform: scale(1);
    opacity: 0.35;
    filter: brightness(0.4) saturate(0.5);
}



.h1-highlight-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-top: 32px;
    padding: 0 80px;
}

.h1-highlight-dots {
    display: flex;
    gap: 8px;
    align-items: center;
    background: rgba(255, 255, 255, 0.06);
    padding: 8px 14px;
    border-radius: 24px;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.h1-highlight-dot {
    position: relative;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    border: none;
    padding: 0;
    cursor: pointer;
    transition: background 0.3s ease, width 0.3s ease;
    overflow: hidden;
}

.h1-highlight-dot.active {
    width: 36px;
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.15);
}

.h1-highlight-dot.active::after {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 0%;
    background: #fff;
    border-radius: 4px;
    animation: highlightProgress 5s linear forwards;
}

@keyframes highlightProgress {
    from { width: 0%; }
    to { width: 100%; }
}


/* 结构版块：滚动驱动视频缩小（GSAP ScrollTrigger 钉住） */
#structure.h1-section {
    position: relative;
    min-height: 300vh;
}

/* 钉住时视频容器固定全屏 */
#structure .h1-structure-pin {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    overflow: hidden;
}
#structure .h1-section-subtitle{
    margin-top: 20px;
}

#structure .h1-structure-bg {
    position: relative;
    width: 100%;
    height: 100%;
}

/* 顶部渐变遮罩，让文字更清晰 */
#structure .h1-structure-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 50%;
    z-index: 1;
    background: linear-gradient(to bottom, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0) 100%);
    pointer-events: none;
}

#structure .h1-structure-bg video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    will-change: transform;
}

/* 文字层：居顶，随滚动渐显 */
#structure .h1-section-inner {
    position: absolute;
    top: 15%;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    text-align: center;
    pointer-events: none;
    opacity: 0;
    width: 80%;
    max-width: 896px;
}
#structure .h1-section-title {
  font-size: 48px;
}
.h1-structure-img-right {
    display: flex;
    flex-direction: column;
    gap: 16px;
    flex: 0 0 auto;
    max-width: 600px;
}

.h1-structure-img-right img {
    width: 100%;
    height: auto;
    border-radius: 28px;
    display: block;
}


.h1-load-section {
    background: #262626;
}
.h1-load-content{
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 60px;
}

.h1-load-img{
    flex: 0.7;
}
.h1-load-display{
    flex: 0.3;
    display: flex;
    flex-direction: column;
    align-items: start;
    gap: 16px;
}

.h1-load-label {
   
    font-weight: 700;
    font-size: 32px;
    color: #fff;
    text-align: center;
    margin-bottom: 8px
}

.h1-load-number {
   
    font-weight: 700;
    font-size: 96px;
    text-align: left;
    line-height: 1.2;
    width: 100%;
}



.h1-load-desc {
   
    font-weight: 400;
    font-size: 24px;
    color: #fff;
    text-align: left;
    width: 70%;
}

.h1-load-img {
    margin-top: 60px;
}

.h1-load-img img,
.h1-load-img video {
    width: 100%;
    display: block;
    border-radius: 28px;
    object-fit: cover;
    background: #000;
}


.h1-precision-section {
    background: #000;
}

#precision.h1-section {
    position: relative;
    min-height: 300vh;
    padding: 0;
    display: block;
    overflow: hidden;
}

#precision .h1-precision-pin {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

#precision .h1-precision-frame {
    position: absolute;
    top: 90px;
    left: 0;
    width: 100%;
    height: calc(100% - 90px);
    overflow: visible;
    transform-origin: center center;
    will-change: transform;
    z-index: 1;
}

#precision .h1-precision-video {
    position: relative;
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    background: #000;
    border-radius: 0;
    z-index: 2;
}

#precision .h1-precision-glow {
    position: absolute;
    inset: -10px;
    z-index: 1;
    pointer-events: none;
    opacity: 0;
    border-radius: 46px;
    will-change: opacity, transform;
}

#precision .h1-precision-glow-static {
    position: absolute;
    inset: 0;
    border-radius: 46px;
    box-shadow: 0 0 40px rgba(244, 17, 35, 0.35), 0 0 100px rgba(244, 17, 35, 0.15);
}

#precision .h1-precision-glow-ring {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border-radius: 46px;
    box-shadow:
        0 0 20px 4px rgba(244, 17, 35, 0.35),
        0 0 50px 12px rgba(244, 17, 35, 0.12);
    transform-origin: center center;
    will-change: transform;
}

#precision .h1-precision-content {
    position: absolute;
    top: 60px;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10;
    opacity: 0;
    pointer-events: none;
    will-change: opacity, transform;
}

#precision .h1-precision-content-inner {
    position: absolute;
    top: 5%;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    width: 90%;
    white-space: nowrap;
}

#precision .h1-precision-desc {
    text-align: center;
}

.h1-precision-label {
    font-weight: 700;
    font-size: 20px;
    color: #fff;
    text-align: center;
}

.h1-precision-number {
    font-size: 48px;
    font-weight: 400;
    margin: 0 0 16px;
    line-height: 1.15;
    color: #fff;
}

.h1-precision-sub {
    font-weight: 700;
    font-size: 20px;
    color: #fff;
    text-align: center;
}

.h1-precision-desc {
    font-size: 20px;
    color: rgba(255, 255, 255, 0.7);
    text-align: center;
    margin: 0;
}


.h1-flex-section {
    background: #000;
}


.h1-flex-desc {
   
    font-weight: 400;
    font-size: 24px;
    line-height: 1.98;
    color: rgba(0, 0, 0, 0.6);
    color: rgba(255, 255, 255, 0.5);
    max-width: 1221px;
    margin: 0 auto 60px;
    text-align: center;
}

.h1-flex-desc strong {
    font-weight: 700;
    color: #fff;
}

.h1-flex-content {
    display: flex;
    gap: 40px;
    margin-bottom: 80px;
    align-items: flex-start;
}

.h1-flex-capabilities {
    flex: 0 0 auto;
}

.h1-capability-list {
    list-style: none;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.h1-capability-list li {
   
    font-weight: 400;
    font-size: 24px;
    color: rgba(255, 255, 255, 0.6);
    padding: 8px 16px;
    border-radius: 8px;
    transition: all 0.3s ease;
    line-height: 2.48;
}

.h1-capability-list li.highlight {
    font-weight: 700;
    color: #fff;
}

.h1-flex-images {
    flex: 1;
    border-radius: 57px;
    overflow: hidden;
    background: #000;
}

.h1-flex-images img {
    width: 100%;
    height: auto;
    display: block;
}


.h1-flex-layout {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 24px 0 80px;
}

.h1-flex-image-wrap {
    position: relative;
    width: 80%;
    display: flex;
    justify-content: center;
    margin-top: 60px;
}

.h1-flex-main-img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 32px;
    object-fit: cover;
    background: #000;
}

.h1-flex-text-wrap {
    position: relative;
    width: 100%;
    max-width: 1100px;
    padding: 0 60px;
}

.h1-flex-subtitle {
    text-align: center;
    font-size: 28px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 16px;
}

.h1-flex-text {
    text-align: center;
    font-size: 18px;
    line-height: 1.8;
    color: #808080 ;
}

.h1-rare-section {
    padding: 120px 60px;
    min-height: 100vh;
    background: #262626;
    position: relative;
    overflow: hidden;
}

.h1-rare-inner {
    text-align: center;
    padding: 0 80px;
    margin-bottom: 48px;
}


.h1-rare-stage {
    width: 100%;
    overflow: visible;
    position: relative;
}

.h1-rare-stage-inner {
    position: relative;
    width: 100%;
    overflow: visible;
}

.h1-rare-stage-track {
    display: flex;
    transition: transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
    will-change: transform;
    position: relative;
    align-items: center;
}

.h1-rare-slide {
    flex: 0 0 55%;
    padding: 0 12px;
    display: flex;
    flex-direction: column;
    align-items: center;
    box-sizing: border-box;
    justify-content: center;
}

.h1-rare-slide-media {
    width: 100%;
    aspect-ratio: 16 / 9;
    border-radius: 24px;
    overflow: hidden;
    background: #0a0a0a;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    position: relative;
    transition: transform 0.8s cubic-bezier(0.22, 1, 0.36, 1),
                opacity 0.8s ease,
                filter 0.8s ease;
}

.h1-rare-slide-media img,
.h1-rare-slide-media video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.h1-rare-slide.is-active .h1-rare-slide-media {
    transform: scale(1);
    opacity: 1;
    filter: none;
}

.h1-rare-slide.is-adjacent .h1-rare-slide-media {
    transform: scale(1);
    opacity: 0.35;
    filter: brightness(0.4) saturate(0.5);
}

.h1-rare-slide-label {
    position: relative;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 10px;
}

.h1-rare-slide-label-text {
    font-size: 20px;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.9);
}

.h1-rare-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-top: 32px;
    padding: 0 80px;
}

.h1-rare-dots {
    display: flex;
    gap: 8px;
    align-items: center;
    background: rgba(255, 255, 255, 0.06);
    padding: 8px 14px;
    border-radius: 24px;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.h1-rare-dot {
    position: relative;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    border: none;
    padding: 0;
    cursor: pointer;
    transition: background 0.3s ease, width 0.3s ease;
    overflow: hidden;
}

.h1-rare-dot.active {
    width: 36px;
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.15);
}

.h1-rare-dot.active::after {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 0%;
    background: #fff;
    border-radius: 4px;
    animation: h1-rare-dot-progress 5s linear forwards;
}

@keyframes h1-rare-dot-progress {
    from { width: 0%; }
    to { width: 100%; }
}


.h1-scene-section {
    background: #000;
}

.h1-scene-section .h1-section-title {
    background: linear-gradient(90deg, rgba(255, 255, 255, 1) 0%, rgba(214, 180, 104, 1) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.h1-scene-img {
    margin-top: 60px;
    max-width: 1400px;
    margin-left: auto;
    margin-right: auto;
    border-radius: 28px;
    overflow: hidden;
}

.h1-scene-img img {
    width: 100%;
    height: auto;
    display: block;
}


.h1-reliability-section {
    background: #262626;
}

.h1-reliability-head {
    margin-bottom: 16px;
}


.h1-reliability-img {
    margin-top: 60px;
    max-width: 80%;
    margin-left: auto;
    margin-right: auto;
    border-radius: 28px;
    overflow: hidden;
}

.h1-reliability-img img,
.h1-reliability-img video {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

.h1-scenario-section {
    background: #262626;
    padding: 120px 60px;
    min-height: 100vh;
    position: relative;
    overflow: hidden;
}

.h1-scenario-inner {
    width:80%;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.h1-scenario-head {
    text-align: center;
    margin-bottom: 64px;
}

.h1-scenario-head .h1-section-title {
    font-weight: 400;
    font-size: 56px;
    line-height: 1.35;
    margin: 0;
}

.h1-scenario-board {
    display: grid;
    grid-template-columns: 324px 1fr;
    border-radius: 28px;
    overflow: hidden;
    min-height: 620px;
    position: relative;
}

.h1-scenario-nav {
    padding: 32px 22px;
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 28px;
    position: relative;
}

.h1-scenario-arrows {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-shrink: 0;

}

.h1-scenario-arrow {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: #5c5c5c;
    border: none;
    color: rgb(255, 255, 255);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.25s ease;
    padding: 0;
    flex-shrink: 0;
}

.h1-scenario-arrow:hover {
    color: #fff;
    transform: translateY(-1px);
}

.h1-scenario-arrow:active {
    transform: translateY(0);
}

.h1-scenario-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex: 1;
    justify-content: center;
    min-width: 0;
}

.h1-scenario-item {
    cursor: pointer;
    padding: 12px 24px;
    border-radius: 999px;
    color: rgba(255, 255, 255, 0.55);
    border-radius: 10px;
    font-size: 15px;
    line-height: 1.4;
    transition: color 0.3s ease, background 0.3s ease, transform 0.3s ease;
    display: flex;
    align-items: center;
    gap: 14px;
    user-select: none;
    position: relative;
}

.h1-scenario-item:hover {
     color: #fff;
    background: rgba(217, 217, 217, 0.4);
}

.h1-scenario-item.is-active {
    color: #fff;
    background: rgba(217, 217, 217, 0.4);
    font-weight: 600;
    font-size: 18px;
}


.h1-scenario-stage {
    position: relative;
    overflow: hidden;
    min-height: 520px;
}

.h1-scenario-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    visibility: hidden;
    transform: scale(1.02);
    transition: opacity 0.55s ease, transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
    display: flex;
    align-items: center;
    justify-content: center;
}

.h1-scenario-slide.is-active {
    opacity: 1;
    visibility: visible;
    transform: scale(1);
}

.h1-scenario-media {
    width: 100%;
    height: 100%;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
}

.h1-scenario-media img,
.h1-scenario-media video {
    max-width: 100%;
    max-height: 100%;
    border-radius: 30px;
    object-fit: contain;
    display: block;
    transition: transform 0.6s ease;
}

.h1-scenario-slide.is-active .h1-scenario-media img,
.h1-scenario-slide.is-active .h1-scenario-media video {
    transform: scale(1);
}




.h1-coverage-section {
    position: relative;
    background: #000;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    width: 100%;
    height: 100vh;
    min-height: 100vh;
}

.h1-coverage-inner {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 1440px;
    margin: 0 auto;
    text-align: center;
    padding: 60px 32px 200px;
    background: linear-gradient(to bottom, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0) 100%);
}



.h1-coverage-num {
    font-weight: 800;
    margin-right: 0.15em;
    color: #fff;
}

.h1-coverage-stage {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.h1-coverage-video {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    background: #000;
    border-radius: 0;
}


.h1-specs-section {
    background: #262626;
   
}

.h1-specs-table-wrapper {
    margin-top: 40px;
    max-width: 80%;
    margin-left: auto;
    margin-right: auto;
}

.h1-specs-table {
    display: flex;
    border: 1px solid #fff;
    border-radius: 4px;
    overflow: hidden;
}

.h1-specs-col {
    flex: 1;
}

.h1-specs-divider {
    width: 46px;
    border-left: 1px solid #fff;
    border-right: 1px solid #fff;
}

.h1-spec-row {
    display: flex;
    align-items: flex-start;
    padding: 12px 20px;
    border-bottom: 1px solid #fff;
    min-height: 40px;
}

.h1-spec-row:last-child {
    border-bottom: none;
}

.h1-spec-label {
   
    font-weight: 400;
    font-size: 16px;
    color: #fff;
    flex: 0 0 130px;
}

.h1-spec-value {
   
    font-weight: 400;
    font-size: 16px;
    color: #fff;
    flex: 1;
}

.h1-spec-sub-section {
    padding: 8px 20px;
    border-bottom: 1px solid #fff;
}

.h1-spec-sub-title {
   
    font-weight: 400;
    font-size: 16px;
    color: #fff;
    margin-bottom: 8px;
}

.h1-spec-sub-row {
    padding: 4px 0;
   
    font-size: 16px;
    color: #fff;
}

.h1-specs-3d {
    margin-top: 120px;
    max-width: 80%;
    margin-left: auto;
    margin-right: auto;
}

.h1-specs-3d img {
    width: 80%;
    height: auto;
    display: block;
    margin: 0 auto;
    margin-bottom: 20px;
}

.h1-specs-title-img {
    margin-bottom: 32px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}


.h1-cta-section {
    background: #000;
    min-height: 100vh;
    padding: 120px 60px;
}

.h1-cta-tags {
    display: flex;
    gap: 32px;
    justify-content: center;
    flex-wrap: wrap;
}

.h1-cta-tag {
    display: inline-block;
    padding: 9px 24px;
    border-radius: 19px;
    background: rgba(217, 217, 217, 0.119);
    font-weight: 500;
    font-size: 16px;
    color: rgb(255, 255, 255);
}

.h1-cta-buy {
    margin-top: 48px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #F41123;
    color: #fff;
    padding: 12px 32px;
    border-radius: 32px;
    font-weight: 600;
    font-size: 16px;
    text-decoration: none;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.h1-cta-buy:hover {
    transform: translateY(-2px);
}

.h1-cta-buy svg {
    stroke: #fff;
}

.hand1-page .site-footer {
    background: #1d1d1f;
    color: #fff;
    padding: 24px 50px;
}

.hand1-page .footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    font-size: 13px;
}

.hand1-page .footer-links {
    display: flex;
    gap: 24px;
}

.hand1-page .footer-links a {
    color: #fff;
    text-decoration: none;
    transition: opacity 0.2s;
}

.hand1-page .footer-links a:hover {
    opacity: 0.7;
}


/* ========== 移动端适配 ========== */

/* 平板设备 (max-width: 1024px) */
@media (max-width: 1024px) {
    .h1-section {
        padding: 64px 40px;
    }

    .h1-section-title {
        font-size: 44px;
    }

    .h1-section-subtitle {
        font-size: 16px;
        max-width: 90%;
    }

    .h1-highlight-inner,
    .h1-rare-inner {
        padding: 0 40px;
    }

    .hand1-page .h1-highlight-inner {
        padding-left: 160px;
        padding-right: 40px;
    }

    .h1-highlight-title {
        font-size: 40px;
    }

    .h1-highlight-stage-inner {
        height: 400px;
    }

    .h1-rare-slide-media {
        aspect-ratio: 16 / 9;
    }

    .h1-highlight-controls,
    .h1-rare-controls {
        padding: 0 40px;
    }

    .h1-load-content {
        flex-direction: column;
        gap: 32px;
    }

    .h1-load-img {
        flex: auto;
    }

    .h1-load-img img,
    .h1-load-img video {
        height: auto;
        max-height: 400px;
    }

    .h1-load-display {
        flex: auto;
        align-items: center;
        text-align: center;
    }

    .h1-load-desc {
        text-align: center;
        width: 100%;
    }

    .h1-load-number {
        text-align: center;
        font-size: 64px;
    }

    .h1-precision-number {
        font-size: 48px;
    }

    .h1-flex-content {
        flex-direction: column;
    }

    .h1-flex-text-wrap {
        padding: 0 24px;
    }

    .h1-scenario-board {
        grid-template-columns: 1fr;
        min-height: auto;
    }

    .h1-scenario-nav {
        padding: 24px;
    }

    .h1-scenario-stage {
        min-height: 320px;
    }

    .h1-scenario-media {
        padding: 24px 24px 60px 24px;
    }

  
    
    .h1-specs-table {
        flex-direction: column;
    }

    .h1-specs-divider {
        width: auto;
        height: 1px;
        border-left: none;
        border-right: none;
        border-top: 1px solid #fff;
        border-bottom: 1px solid #fff;
    }

    .h1-spec-row {
        flex-direction: column;
        gap: 4px;
    }

    .h1-spec-label {
        flex: auto;
    }

    .h1-cta-section {
        padding: 64px 40px;
    }

    .h1-cta-tags {
        gap: 16px;
    }
}

/* 手机设备 (max-width: 640px) */
@media (max-width: 640px) {
    .hand1-page header {
        padding: 12px 16px;
    }

    .hand1-page .main-nav {
        gap: 12px;
    }

    .hand1-page .main-nav a {
        font-size: 13px;
    }

    .h1-section {
        padding: 48px 20px;
        min-height: auto;
    }

    .h1-section-title {
        font-size: 32px;
        line-height: 1.25;
    }

    .h1-section-subtitle {
        font-size: 14px;
        margin-top: 16px;
    }

    .h1-hero {
        min-height: 480px;
        height: 70vh;
    }

    .h1-hero-video {
        width: 100%;
        height: 100%;
    }

    .h1-hero-title-img {
        width: 70%;
        top: 15%;
    }

    .h1-highlight-section {
        padding: 60px 0 40px;
    }

    .h1-highlight-inner,
    .h1-rare-inner {
        padding: 0 20px;
        margin-bottom: 20px;
    }

    .hand1-page .h1-highlight-inner {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
        padding: 0 20px;
    }

    .h1-highlight-title {
        font-size: 28px;
    }

    .h1-highlight-subtitle{
        font-size: 14px;
    }

    .h1-rare-slide-media {
        aspect-ratio: 16 / 9;
    }

    .h1-highlight-slide,
    .h1-rare-slide {
        flex: 0 0 85%;
        padding: 0 8px;
    }

    .h1-highlight-slide-media,
    .h1-rare-slide-media {
        height: auto;
        border-radius: 16px;
    }

    .h1-highlight-controls,
    .h1-rare-controls {
        padding: 0 20px;
        margin-top: 20px;
    }

    .h1-structure-bg video {
        height: 100%;
        max-height: 320px;
        object-fit: cover;
    }

    .h1-load-content {
        flex-direction: column;
        gap: 24px;
    }

    .h1-load-img {
        flex: auto;
        margin-top: 24px;
    }

    .h1-load-img img,
    .h1-load-img video {
        height: auto;
        max-height: 288px;
        border-radius: 16px;
    }

    .h1-load-display {
        flex: auto;
        align-items: center;
        text-align: center;
    }

    .h1-load-desc {
        text-align: center;
        width: 100%;
        font-size: 18px;
    }

    .h1-load-number {
        text-align: center;
        font-size: 56px;
    }

    .h1-precision-section {
        padding: 0;
        min-height: 250vh;
    }

    

    #precision .h1-precision-content-inner {
        transform: translate(-50%, -55%);
    }

    #precision .h1-precision-desc {
        font-size: 14px;
        line-height: 1.7;
    }

    .h1-precision-label {
        font-size: 20px;
    }

    .h1-precision-number {
        font-size: 40px;
    }

    .h1-precision-sub {
        font-size: 20px;
    }

    .h1-precision-desc {
        font-size: 14px;
        line-height: 1.7;
    }

    .h1-precision-img {
        display: none;
    }

    .h1-flex-layout {
        margin: 32px 0;
    }

    .h1-flex-layout {
        margin: 16px 0 32px;
    }

    .h1-flex-image-wrap {
        max-width: 100%;
        margin-top: 40px;
    }

    .h1-flex-main-img {
        border-radius: 16px;
    }

    .h1-flex-text-wrap {
        padding: 0 8px;
    }

    .h1-flex-subtitle {
        font-size: 22px;
    }

    .h1-flex-text {
        font-size: 15px;
    }

    .h1-rare-section {
        padding: 60px 0 40px;
    }

    .h1-rare-slide-label-text {
        font-size: 16px;
    }

    .h1-scenario-section {
        padding: 60px 20px 80px;
    }

    .h1-scenario-head {
        margin-bottom: 32px;
    }

    .h1-scenario-head .h1-section-title {
        font-size: 32px;
    }

    .h1-scenario-nav {
        padding: 16px;
        flex-direction: column;
        gap: 12px;
    }

    .h1-scenario-arrows {
        flex-direction: row;
        order: -1;
    }

    .h1-scenario-arrow {
        width: 32px;
        height: 32px;
    }

    .h1-scenario-list {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        gap: 6px;
    }

    .h1-scenario-item {
        padding: 6px 12px;
        font-size: 13px;
    }

    .h1-scenario-item.is-active {
        font-size: 13px;
    }

    .h1-scenario-stage {
        min-height: 240px;
    }

    .h1-scenario-media {
        padding: 16px 16px 48px 16px;
    }

    
    .h1-specs-table-wrapper {
        margin-top: 24px;
    }

    .h1-spec-row {
        flex-direction: column;
        gap: 2px;
        padding: 8px 12px;
        min-height: auto;
    }

    .h1-spec-label {
        flex: auto;
        font-size: 13px;
    }

    .h1-spec-value {
        font-size: 14px;
    }

    .h1-spec-sub-section {
        padding: 6px 12px;
    }

    .h1-specs-3d {
        margin-top: 48px;
    }

    .h1-specs-title-img {
        margin-bottom: 20px;
        max-width: 90%;
    }

    .h1-cta-section {
        padding: 60px 20px;
    }

    .h1-cta-tags {
        gap: 12px;
    }

    .h1-cta-tag {
        font-size: 13px;
        padding: 6px 16px;
    }

    .h1-cta-buy {
        font-size: 14px;
        padding: 10px 24px;
    }

    .hand1-page .site-footer {
        padding: 16px 20px;
    }

    .hand1-page .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
        font-size: 12px;
    }

    .hand1-page .footer-links {
        gap: 24px;
    }
}

/* ========== Video Modal ========== */
.h1-video-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    align-items: center;
    justify-content: center;
}

.h1-video-modal.is-open {
    display: flex;
}

.h1-video-modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #1d1d1f;
}

.h1-video-modal-box {
    position: relative;
    width: 90%;
    max-width: 1024px;
    max-height: 90vh;
    border-radius: 20px;
    overflow: hidden;
    background: #000;
    box-shadow: 0 32px 80px rgba(0, 0, 0, 0.6);
}

.h1-video-modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    z-index: 10;
    width: 40px;
    height: 40px;
    border: none;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 50%;
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s ease;
}

.h1-video-modal-close:hover {
    background: rgba(0, 0, 0, 0.8);
}

.h1-video-modal-close svg {
    width: 20px;
    height: 20px;
}

.h1-video-modal-iframe-wrap {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    background: #000;
}

.h1-video-modal-iframe-wrap iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}