/* 外层容器 1920px */
.zdwfsg-content {
    width: 100%;
    max-width: 1920px;
    margin: 0 auto;
}

/* 内层容器 1200px */
.content-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 产品展示区域 */
.product-grid {
    padding: 50px 0;
    background: #f0f0f0;
    width: 100%;
    display: flex;
    justify-content: center;
}

.product-grid .content-inner {
    width: 1200px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.section-title {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 35px;
    padding-bottom: 0;
    position: relative;
    align-self: flex-start;
    width: 100%;
}

.section-title::after {
    display: none;
}

.title-plus {
    display: inline-flex;
    align-items: left;
    justify-content: center;
    width: 26px;
    height: 26px;
    background: #E53935;
    color: #fff;
    font-size: 18px;
    font-weight: bold;
    border-radius: 50%;
    flex-shrink: 0;
}

.title-icon {
    display: inline-block;
    width: 4px;
    height: 24px;
    background: #E53935;
    margin-top: 6px;
}

.section-title h2 {
    font-size: 24px;
    font-weight: bold;
    color: #333;
    margin: 0;
}

.section-title .title-eng {
    font-size: 24px;
    color: #B1B1B1;
    letter-spacing: 2px;
    margin-left: 8px;
}

.grid-container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
    width: 100%;
}

.grid-item {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.grid-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}

.grid-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: linear-gradient(180deg, #f5f5f5 0%, #e8e8e8 100%);
    border-radius: 12px 12px 0 0;
}

.item-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 18px;
    background: white;
}

.product-name {
    font-size: 15px;
    color: #333;
    font-weight: 400;
}

.item-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 26px;
    font-size: 13px;
    font-weight: bold;
    border-radius: 13px;
    transition: all 0.3s ease;
}

.item-arrow.gray {
    background: #CCCCCC;
    color: #666666;
}

.item-arrow.red {
    background: #E53935;
    color: white;
}

.item-arrow:hover {
    transform: translateX(3px);
}

/* 产品型号及参数 */
.spec-table {
    padding: 50px 0;
    background: #fff;
}

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

.spec-table table {
    width: 100%;
    border-collapse: collapse;
    border: 2px solid #E53935;
}

.spec-table th,
.spec-table td {
    padding: 13px 18px;
    text-align: center;
    border: 1px solid #E53935;
    font-size: 14px;
    color: #333;
}

.spec-table th {
    background: #E53935;
    font-weight: bold;
    color: white;
    font-size: 15px;
    letter-spacing: 3px;
}

.spec-table tbody tr:nth-child(odd) {
    background: #FFFFFF;
}

.spec-table tbody tr:nth-child(even) {
    background: #FEE8E8;
}

/* 圆形展示区域 */
.circular-display {
    background: linear-gradient(135deg, #2c3e50 0%, #1a252f 100%);
    padding: 40px 0;
    position: relative;
    overflow: hidden;
}

.circular-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 40px;
    height: 100%;
}

/* 左侧区域 */
.circular-left {
    flex: 0.8;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
}

.circular-title h2 {
    font-size: 56px;
    font-weight: bold;
    color: #fff;
    margin: 0;
    line-height: 1;
    letter-spacing: 2px;
}

.circular-title .title-en {
    display: block;
    font-size: 16px;
    letter-spacing: 12px;
    margin-top: 18px;
    font-weight: 500;
    color: #fff;
}

.circular-desc {
    font-size: 16px;
    color: #fff;
    margin: 25px 0 35px;
    line-height: 1.6;
}

.circular-desc span {
    color: #E53935;
    font-weight: bold;
}

.circular-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

.feature-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
    border: none !important;
    outline: none !important;
    box-shadow: none !important;
    background: transparent !important;
}

.feature-icon {
    width: 110px;
    height: 110px;
    border-radius: 50%;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px;
}

.feature-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.feature-num {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: #E53935;
    color: #fff;
    font-size: 14px;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-text {
    font-size: 14px;
    color: #fff;
    margin-top: 2px;
}

/* 中间圆形区域 */
.circular-center {
    flex: 1.5;
    position: relative;
    min-width: 500px;
    height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.center-image {
    width: 480px;
    height: 480px;
    z-index: 2;
    position: relative;
}

.center-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.circular-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 380px;
    height: 380px;
    border-radius: 50%;
}

.circular-ring::before {
    content: '';
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 180px;
    height: 100px;
    background: #E53935;
    border-radius: 100px 100px 0 0;
}

.circular-ring::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 200px;
    height: 110px;
    background: #E53935;
    clip-path: polygon(0 0, 100% 0, 100% 70%, 50% 100%, 0 70%);
}

.ring-arc-right {
    position: absolute;
    top: 50%;
    right: -15px;
    transform: translateY(-50%);
    width: 100px;
    height: 200px;
    background: #E53935;
    border-radius: 0 100px 100px 0;
}

.ring-segment {
    position: absolute;
    font-size: 14px;
    color: #E53935;
    font-weight: bold;
    white-space: nowrap;
}

.ring-segment-1 {
    top: 8px;
    right: 50%;
    transform: rotate(-55deg);
    transform-origin: right center;
}

.ring-segment-2 {
    top: 50%;
    right: -85px;
    transform: translateY(-50%) rotate(35deg);
}

.ring-segment-3 {
    bottom: 8px;
    left: 50%;
    transform: rotate(55deg);
    transform-origin: left center;
}

/* 右侧区域 */
.circular-right {
    flex: 0.8;
    display: flex;
    flex-direction: column;
    gap: 30px;
    justify-content: center;
    align-items: flex-start;
}

.info-box {
    background: transparent;
    padding: 0;
    border-radius: 0;
}

.info-title {
    margin-bottom: 20px;
}

.title-border {
    display: block;
    font-size: 13px;
    color: #fff;
    font-weight: bold;
    padding: 6px 16px;
    border: 2px solid #E53935;
    width: fit-content;
}

.info-content {
    display: flex;
    flex-wrap: wrap;
    gap: 22px;
}

.info-content span {
    font-size: 20px;
    color: #fff;
    font-weight: bold;
}

.year-box {
    display: flex;
    align-items: baseline;
    gap: 12px;
}

.year-num {
    font-size: 72px;
    font-weight: bold;
    color: #fff;
    line-height: 1;
}

.year-info {
    display: flex;
    flex-direction: column;
}

.year-unit {
    font-size: 18px;
    color: #fff;
    font-weight: 500;
}

.year-text {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
}

.info-images {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
}

.info-images img {
    width: 100%;
    height: 85px;
    object-fit: cover;
    border-radius: 0;
    border-radius: 15px;
}

/* 优势区域 */
.advantages {
    padding: 60px 0;
    background: white;
}

.advantages .section-title {
    justify-content: center;
    padding-bottom: 0;
    margin-bottom: 25px;
}

.advantages .section-title h2 {
    font-size: 28px;
    font-weight: bold;
    color: #333;
    margin: 0;
}

.advantages-indicator {
    margin-bottom: 45px;
}

.indicator-image {
    width: 100%;
    height: auto;
    display: block;
}

.advantages-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.advantage-card {
    background: white;
    padding: 38px 32px;
    position: relative;
    border: none !important;
    outline: none !important;
    box-shadow: none !important;
    border-width: 0 !important;
    border-style: none !important;
    border-color: transparent !important;
}

.advantage-card::before,
.advantage-card::after {
    border: none !important;
    box-shadow: none !important;
}

.card-number {
    position: absolute;
    top: 18px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 18px;
    font-weight: bold;
    color: #E53935;
}

.card-line {
    position: absolute;
    top: 42px;
    left: 50%;
    transform: translateX(-50%);
    width: 45px;
    height: 3px;
    background: #E53935;
}

.advantage-card img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    border-radius: 6px;
}

.advantage-card .card-content {
    margin-bottom: 28px;
    display: flex !important;
    flex-direction: column !important;
    align-items: flex-start !important;
    flex-wrap: nowrap !important;
    gap: 0 !important;
    padding: 0 !important;
    border: none !important;
    outline: none !important;
    box-shadow: none !important;
}

.advantage-card .card-content ddz {
    font-size: 18px;
    font-weight: bold;
    color: #333;
    margin: 0 0 2px 0 !important;
    line-height: 1 !important;
    display: block !important;
    letter-spacing: 1px;
    padding: 0 !important;
    height: auto !important;
}

.advantage-card .card-content ddc {
    font-size: 13px;
    font-weight: bold;
    color: #666;
    margin: 0 !important;
    line-height: 1 !important;
    display: block !important;
    letter-spacing: 0.5px;
    padding: 0 !important;
    height: auto !important;
}

.advantage-card .card-content .card-divider {
    width: 100%;
    height: 1px;
    background: #e0e0e0;
    margin: 6px 0 !important;
    padding: 0 !important;
}

.advantage-card .card-content p {
    font-size: 12px;
    color: #666;
    line-height: 1.6;
    margin: 0;
    text-align: justify;
    display: block !important;
    width: 100% !important;
    letter-spacing: 0.3px;
}

/* 服务流程区域 */
.product-showcase {
    width: 100%;
    background: url("bj.jpg") center center no-repeat;
    background-size: cover;
    padding: 40px 0;
    position: relative;
    overflow: hidden;
}

.product-showcase::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
}

.showcase-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    position: relative;
    z-index: 1;
    height: 100%;
}

.showcase-left {
    flex: 1;
    display: flex;
    justify-content: flex-end;
    align-items: flex-end;
    margin-bottom: 0;
    padding-bottom: 0;
}

.showcase-left img {
    width: 520px;
    height: auto;
    margin-bottom: 0;
    padding-bottom: 0;
    display: block;
}

.showcase-right {
    flex: 1;
    padding-left: 50px;
}

.showcase-title {
    display: flex;
    align-items: baseline;
    gap: 18px;
    margin-bottom: 12px;
}

.showcase-title .title-ch {
    font-size: 30px;
    font-weight: bold;
    color: #FFD700;
}

.showcase-title .title-en {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.6);
    letter-spacing: 3px;
}

.showcase-subtitle {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 35px;
}

.showcase-icons {
    display: flex;
    justify-content: space-between;
    gap: 15px;
}

.sc-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
}

.sc-icon {
    width: 65px;
    height: 65px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px;
    transition: transform 0.3s ease;
}

.sc-icon:hover {
    transform: scale(1.1);
}

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

.sc-text {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.9);
    text-align: center;
}

/* 产品实拍区域 */
.product-gallery {
    padding: 55px 0;
    background: #f8f8f8;
}

.gallery-header {
    margin-bottom: 35px;
}

.product-gallery .section-title {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    margin-bottom: 0;
    width: 100%;
}

.product-gallery .section-title .title-icon {
    width: 4px;
    height: 28px;
    background: #E53935;
    margin-right: 12px;
    flex-shrink: 0;
}

.product-gallery .section-title h2 {
    font-size: 32px;
    font-weight: bold;
    color: #333;
    margin: 0;
    line-height: 1.2;
}

.product-gallery .section-title .title-eng {
    display: block;
    font-size: 12px;
    color: #999;
    letter-spacing: 4px;
    margin-top: 4px;
    margin-left: 16px;
    width: 100%;
    text-align: left;
}

.gallery-container {
    display: flex;
    gap: 40px;
}

.gallery-buttons {
    display: flex;
    flex-direction: column;
    gap: 20px;
    width: 180px;
    flex-shrink: 0;
}

.gallery-grid {
    flex: 1;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
}

.gallery-btn {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 20px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    font-weight: bold;
    transition: all 0.3s ease;
    position: relative;
    border: none;
    width: 180px;
}

.gallery-btn-red {
    background: #E53935;
    color: white;
}

.gallery-btn-red::before {
    content: '●';
    margin-right: 10px;
    font-size: 10px;
    color: white;
}

.gallery-btn-white {
    background: white;
    color: #333;
    border: 1px solid #333;
}

.gallery-btn-white::before {
    content: '●';
    margin-right: 10px;
    font-size: 10px;
    color: #E53935;
}

.gallery-btn-outline {
    background: white;
    color: #333;
    border: 1px solid #333;
}

.gallery-btn:hover {
    transform: translateX(5px);
}

.btn-arrow {
    font-size: 14px;
    font-weight: bold;
}

.gallery-grid {
    flex: 1;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.gallery-grid img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    border-radius: 8px;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.gallery-grid img:hover {
    transform: scale(1.03);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.18);
}

/* 产品应用场景 */
.application {
    padding: 65px 0;
    background: white;
}

.application .section-title {
    justify-content: center;
    margin-bottom: 0;
    padding-bottom: 0;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.application .section-title::after {
    display: none;
}

.application .section-title h2 {
    font-size: 28px;
    font-weight: bold;
    color: #333;
    margin: 0;
}

.application .section-title .title-eng {
    font-size: 14px;
    color: #999;
    letter-spacing: 3px;
    margin: 0;
}

.app-indicator {
    position: relative;
    margin: 25px 0 45px;
}

.app-indicator .indicator-line {
    width: 100%;
    height: 1px;
    background: #e0e0e0;
    position: absolute;
    top: 8px;
    z-index: 0;
}

.app-indicator .indicator-items {
    display: flex;
    justify-content: space-between;
}

.app-indicator .indicator-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    position: relative;
    z-index: 2;
}

.app-indicator .indicator-bar {
    display: block;
    width: 24px;
    height: 4px;
    background: #E53935;
}

.app-indicator .indicator-num {
    font-size: 16px;
    font-weight: bold;
    color: #E53935;
}

.application-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
}

.app-card {
    position: relative;
    overflow: hidden;
    border-radius: 6px;
    transition: transform 0.3s ease;
}

.app-card:hover {
    transform: scale(1.02);
}

.app-card img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    display: block;
}

.app-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.6);
    padding: 12px;
    text-align: center;
}

.app-content h3 {
    font-size: 16px;
    font-weight: bold;
    color: #fff;
    margin: 0;
}

/* 公司介绍区域 */
.company-info {
    padding: 55px 0;
    background: #fff;
}

.info-container {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 55px;
    align-items: flex-start;
}

.info-left {
    position: relative;
}

.info-left img {
    width: 100%;
    height: 280px;
    object-fit: cover;
}

.image-footer {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 50px;
    background: rgba(0, 0, 0, 0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 28px;
}

.image-footer span {
    font-size: 15px;
    color: white;
    letter-spacing: 2px;
    font-weight: 500;
}

.info-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 35px;
}

.header-left {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.header-left-top {
    display: flex;
    align-items: center;
    gap: 12px;
}

.red-bar {
    width: 4px;
    height: 26px;
    background: #E53935;
}

.header-left h3 {
    font-size: 22px;
    font-weight: bold;
    color: #333;
    margin: 0;
}

.header-eng {
    font-size: 13px;
    color: #999;
    letter-spacing: 4px;
    margin-left: 16px;
}

.company-badge {
    background: #E53935;
    color: white;
    padding: 7px 22px;
    font-size: 13px;
    border-radius: 2px;
    font-weight: 500;
}

.info-right p {
    font-size: 14px;
    color: #666;
    line-height: 2.1;
    margin-bottom: 16px;
    text-align: left;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .grid-container {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .advantages-container {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .application-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .gallery-container {
        flex-direction: column;
    }
    
    .gallery-buttons {
        flex-direction: row;
        width: 100%;
        justify-content: center;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .showcase-content {
        flex-direction: column;
        gap: 40px;
    }
    
    .showcase-right {
        padding-left: 0;
        text-align: center;
    }
    
    .circular-content {
        flex-direction: column;
        align-items: center;
        gap: 40px;
    }
    
    .circular-left,
    .circular-right {
        width: 100%;
        max-width: 400px;
    }
    
    .circular-features {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 768px) {
    .grid-container {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .advantages-container {
        grid-template-columns: 1fr;
    }
    
    .application-grid {
        grid-template-columns: 1fr;
    }
    
    .info-container {
        grid-template-columns: 1fr;
    }
    
    .showcase-icons {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .gallery-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .gallery-btn {
        width: 100%;
        max-width: 200px;
    }
    
    .circular-features {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .circular-center {
        width: 300px;
        height: 300px;
    }
    
    .center-image {
        width: 200px;
        height: 200px;
    }
    
    .circular-ring {
        width: 280px;
        height: 280px;
    }
}