/* ============================================
   青岛华捷汽轮机有限公司 - 内页通用样式
   ============================================ */

/* ============================================
   页面标题区
   ============================================ */
.page-header {
    background: url('../images/img_07.jpg') center center / cover no-repeat;
    padding: 160px 0 50px;
    color: var(--color-text-white);
    position: relative;
    overflow: hidden;
    min-height: 280px;
    display: flex;
    align-items: center;
}

.page-header::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(10,25,45,0.82) 0%, rgba(10,25,45,0.58) 55%, rgba(10,25,45,0.38) 100%);
}

.page-header::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 100px;
    background: linear-gradient(to top, rgba(245,247,250,0.85), transparent);
}

.page-header .container {
    position: relative;
    z-index: 1;
}

.page-header h1 {
    font-size: 38px;
    font-weight: 700;
    margin-bottom: 12px;
}

/* 子页面内容区统一使用首页同款浅灰背景 */
.section {
    background-color: var(--color-bg);
}

.section-compact {
    padding-top: 60px;
    padding-bottom: 60px;
}

.section-compact .section-header {
    margin-bottom: 24px;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    color: rgba(255,255,255,0.7);
}

.breadcrumb a {
    color: rgba(255,255,255,0.9);
    transition: color var(--transition-fast);
}

.breadcrumb a:hover {
    color: var(--color-accent);
}

/* ============================================
   关于我们页
   ============================================ */
.section-about {
    background-color: var(--color-bg);
}

.about-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-content h2 {
    font-size: 32px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 24px;
}

.about-content p {
    font-size: 16px;
    color: var(--color-text);
    line-height: 1.8;
    margin-bottom: 16px;
}

.about-content p strong {
    color: var(--color-primary);
}

.about-highlights {
    display: flex;
    gap: 40px;
    margin-top: 32px;
    padding-top: 32px;
    border-top: 2px solid var(--color-border);
}

.highlight-item {
    text-align: center;
    white-space: nowrap;
}

.highlight-num {
    display: block;
    font-size: 32px;
    font-weight: 700;
    color: var(--color-accent);
}

.highlight-text {
    font-size: 14px;
    color: var(--color-text-light);
}

.about-image .image-placeholder {
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, var(--color-bg) 0%, var(--color-border) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-light);
    font-size: 16px;
}

/* 关于华捷子标签 */
.about-tabs {
    display: flex;
    gap: 12px;
    padding-top: 40px;
    margin-bottom: -20px;
}

.about-tab-btn {
    padding: 12px 28px;
    font-size: 15px;
    font-weight: 500;
    color: var(--color-text);
    background-color: #ffffff;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.25s ease;
}

.about-tab-btn:hover {
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.about-tab-btn.active {
    color: #ffffff;
    background-color: var(--color-primary);
    border-color: var(--color-primary);
}

.about-panel {
    display: none;
}

.about-panel.active {
    display: block;
}

@media (max-width: 768px) {
    .about-tabs {
        padding-top: 28px;
        margin-bottom: -12px;
    }
    .about-tab-btn {
        flex: 1;
        padding: 12px 16px;
        font-size: 14px;
        text-align: center;
    }
}

/* 团队 */
.section-team {
    background-color: var(--color-bg);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.team-card {
    display: flex;
    gap: 28px;
    background-color: #ffffff;
    border-radius: 12px;
    padding: 32px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
}

.team-photo {
    flex-shrink: 0;
}

.photo-placeholder {
    width: 140px;
    height: 180px;
    background: linear-gradient(135deg, var(--color-bg) 0%, var(--color-border) 100%);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-light);
    font-size: 13px;
    text-align: center;
    padding: 10px;
}

.team-info h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 4px;
}

.team-title {
    display: block;
    font-size: 14px;
    color: var(--color-accent);
    margin-bottom: 16px;
}

.team-resume {
    list-style: disc;
    padding-left: 18px;
}

.team-resume li {
    font-size: 14px;
    color: var(--color-text-light);
    line-height: 1.7;
    margin-bottom: 8px;
}

/* 合作伙伴 */
.section-partners {
    background-color: #ffffff;
}

.partners-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.partner-item {
    padding: 28px;
    background-color: var(--color-bg);
    border-radius: 12px;
    border: 1px solid var(--color-border);
    transition: all var(--transition-normal);
}

.partner-item:hover {
    border-color: var(--color-accent);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.partner-item h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 10px;
}

.partner-item p {
    font-size: 14px;
    color: var(--color-text-light);
    line-height: 1.6;
}

/* ============================================
   发展历程页
   ============================================ */
.timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: linear-gradient(to bottom, var(--color-accent), var(--color-primary));
}

.timeline-item {
    position: relative;
    margin-bottom: 48px;
    width: 50%;
}

.timeline-item:nth-child(odd) {
    padding-right: 48px;
    text-align: right;
}

.timeline-item:nth-child(even) {
    margin-left: 50%;
    padding-left: 48px;
}

.timeline-dot {
    position: absolute;
    width: 16px;
    height: 16px;
    background-color: var(--color-accent);
    border: 3px solid #ffffff;
    border-radius: 50%;
    top: 4px;
    box-shadow: 0 0 0 3px var(--color-accent);
}

.timeline-item:nth-child(odd) .timeline-dot {
    right: -8px;
}

.timeline-item:nth-child(even) .timeline-dot {
    left: -8px;
}

.timeline-period {
    display: inline-block;
    padding: 6px 16px;
    background-color: var(--color-accent);
    color: var(--color-text-white);
    font-size: 14px;
    font-weight: 600;
    border-radius: 20px;
    margin-bottom: 12px;
}

.timeline-title {
    font-size: 22px;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 12px;
}

.timeline-content {
    background-color: #ffffff;
    padding: 24px;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
}

.timeline-content ul {
    list-style: disc;
    padding-left: 18px;
}

.timeline-content li {
    font-size: 14px;
    color: var(--color-text);
    line-height: 1.7;
    margin-bottom: 8px;
}

/* ============================================
   资质荣誉页
   ============================================ */
.honors-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.honor-card {
    background-color: #ffffff;
    border-radius: 12px;
    padding: 32px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
    transition: all var(--transition-normal);
}

.honor-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent);
}

.honor-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 16px;
    color: var(--color-accent);
}

.honor-card h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 8px;
}

.honor-card p {
    font-size: 14px;
    color: var(--color-text-light);
    line-height: 1.6;
}

.honor-number {
    display: block;
    font-size: 13px;
    color: var(--color-accent);
    margin-top: 12px;
    font-weight: 500;
}

/* ============================================
   技术与行业应用页
   ============================================ */
.tech-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.tech-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 32px;
    position: relative;
    transition: all var(--transition-normal);
}

.tech-card:hover {
    box-shadow: 0 8px 32px rgba(0,0,0,0.08);
    border-color: rgba(0,168,232,0.25);
    transform: translateY(-2px);
}

.tech-card-num {
    font-size: 48px;
    font-weight: 900;
    color: var(--color-accent);
    opacity: 0.15;
    line-height: 1;
    margin-bottom: 8px;
    font-family: 'Noto Sans SC', sans-serif;
}

.tech-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 16px;
    line-height: 1.4;
}

.tech-card p {
    font-size: 14px;
    line-height: 1.8;
    color: var(--color-text-secondary);
}

/* 技术卡片详细版 */
.tech-card-detailed {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    padding: 40px;
}

.tech-card-main {
    grid-column: 1 / -1;
}

.tech-card-summary {
    font-size: 15px;
    line-height: 1.8;
    color: var(--color-text);
    margin-bottom: 0;
}

.tech-card-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.tech-detail-full {
    grid-column: 1 / -1;
}

.tech-detail-section h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 8px;
    padding-left: 12px;
    border-left: 3px solid var(--color-accent);
}

.tech-detail-section p {
    font-size: 13px;
    line-height: 1.7;
    color: var(--color-text);
}

.tech-detail-list {
    list-style: none;
    padding: 0;
}

.tech-detail-list li {
    font-size: 13px;
    line-height: 1.7;
    color: var(--color-text);
    padding: 4px 0;
    padding-left: 16px;
    position: relative;
}

.tech-detail-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    width: 6px;
    height: 6px;
    background-color: var(--color-accent);
    border-radius: 50%;
}

.tech-advantages li::before {
    background-color: #22c55e;
}

.tech-patent {
    grid-column: 1 / -1;
    background: linear-gradient(135deg, rgba(0,168,232,0.05) 0%, rgba(26,58,92,0.05) 100%);
    padding: 16px;
    border-radius: 8px;
    border: 1px solid rgba(0,168,232,0.15);
}

.patent-badge {
    display: inline-block;
    padding: 4px 12px;
    background-color: var(--color-accent);
    color: white;
    font-size: 12px;
    font-weight: 600;
    border-radius: 4px;
    margin-bottom: 8px;
}

.tech-patent p {
    font-size: 12px;
    color: var(--color-text-light);
    line-height: 1.6;
}

/* 关于华捷 - 专利图片横滑 */
.patents-scroll {
    display: flex;
    gap: 16px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x mandatory;
    padding-bottom: 12px;
    margin-top: 24px;
}

.patents-scroll::-webkit-scrollbar {
    height: 6px;
}

.patents-scroll::-webkit-scrollbar-track {
    background: var(--color-border);
    border-radius: 3px;
}

.patents-scroll::-webkit-scrollbar-thumb {
    background: var(--color-accent);
    border-radius: 3px;
}

.patents-scroll .award-card {
    flex: 0 0 280px;
}

.patents-scroll .award-img {
    height: 300px;
    object-fit: contain;
    background: #f5f5f5;
}

.tech-card-image {
    display: flex;
    align-items: center;
    justify-content: center;
}

.tech-card-image img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: var(--shadow-md);
}

@media (max-width: 768px) {
    .tech-grid {
        grid-template-columns: 1fr;
    }
    
    .tech-card-detailed {
        grid-template-columns: 1fr;
        padding: 24px;
    }
    
    .tech-card-image {
        order: -1;
    }
}

/* ============================================
   技术应用页 - 子标签页
   ============================================ */
.tech-tabs {
    margin-top: 32px;
}

.tech-tab-nav {
    display: flex;
    gap: 12px;
    margin-bottom: 32px;
    border-bottom: 2px solid var(--color-border);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 2px;
}

.tech-tab-btn {
    padding: 14px 24px;
    font-size: 15px;
    font-weight: 600;
    color: var(--color-text-light);
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
    margin-bottom: -2px;
}

.tech-tab-btn:hover {
    color: var(--color-accent);
}

.tech-tab-btn.active {
    color: var(--color-accent);
    border-bottom-color: var(--color-accent);
}

.tech-tab-content {
    position: relative;
}

.tech-tab-panel {
    display: none;
}

.tech-tab-panel.active {
    display: block;
    animation: tabFadeIn 0.4s ease;
}

@keyframes tabFadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

.tech-tab-panel-inner {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 48px;
    align-items: start;
}

.tech-tab-title-row {
    display: flex;
    align-items: baseline;
    gap: 12px;
    margin-bottom: 16px;
}

.tech-tab-title-row .tech-card-num {
    font-size: 36px;
    opacity: 0.12;
    margin-bottom: 0;
}

.tech-tab-title-row h3 {
    font-size: 22px;
    font-weight: 700;
    color: var(--color-primary);
    margin: 0;
}

.tech-tab-summary {
    font-size: 15px;
    line-height: 1.8;
    color: var(--color-text);
    margin-bottom: 28px;
    padding: 16px 20px;
    background: var(--color-bg);
    border-left: 3px solid var(--color-accent);
    border-radius: 0 8px 8px 0;
}

.tech-tab-main .tech-detail-section {
    margin-bottom: 24px;
}

.tech-tab-image {
    position: sticky;
    top: 100px;
    display: flex;
    align-items: flex-start;
    justify-content: center;
}

.tech-tab-image img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}

/* 适用参数网格 */
.params-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.param-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    background: #ffffff;
    border: 1px solid var(--color-border);
    border-radius: 8px;
}

.param-label {
    font-size: 13px;
    color: var(--color-text-light);
}

.param-value {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-primary);
}

/* 同步/异步对比表 */
.tech-compare .compare-table {
    display: flex;
    flex-direction: column;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    overflow: hidden;
}

.compare-row {
    display: grid;
    grid-template-columns: 1.2fr 1fr 1fr;
    align-items: center;
    padding: 10px 16px;
    background: #ffffff;
    border-bottom: 1px solid var(--color-border);
}

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

.compare-header {
    background: var(--color-primary);
    color: var(--color-text-white);
    font-weight: 600;
}

.compare-row span {
    font-size: 13px;
}

.compare-row:not(.compare-header) span:first-child {
    color: var(--color-text-light);
}

@media (max-width: 992px) {
    .tech-tab-panel-inner {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .tech-tab-image {
        position: static;
        order: -1;
        max-width: 480px;
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    .tech-tab-btn {
        padding: 12px 16px;
        font-size: 14px;
    }

    .params-grid {
        grid-template-columns: 1fr;
    }

    .compare-row span {
        font-size: 12px;
    }

    .compare-row {
        padding: 10px 12px;
    }
}

/* 产品表格 */
.products-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 24px;
}

.products-table th,
.products-table td {
    padding: 14px 20px;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

.products-table th {
    background-color: var(--color-primary);
    color: var(--color-text-white);
    font-weight: 600;
    font-size: 14px;
}

.products-table td {
    font-size: 14px;
    color: var(--color-text);
}

.products-table tr:hover td {
    background-color: var(--color-bg);
}

/* ============================================
   行业应用页
   ============================================ */
.app-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.app-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 28px;
    display: flex;
    flex-direction: column;
    transition: all var(--transition-normal);
}

.app-card:hover {
    box-shadow: 0 8px 32px rgba(0,0,0,0.08);
    border-color: rgba(0,168,232,0.25);
    transform: translateY(-2px);
}

.app-card-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.app-card-num {
    font-size: 13px;
    font-weight: 700;
    color: var(--color-accent);
    background: rgba(0,168,232,0.1);
    padding: 4px 10px;
    border-radius: 6px;
    flex-shrink: 0;
}

.app-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1.4;
}

.app-card p {
    font-size: 14px;
    line-height: 1.8;
    color: var(--color-text-secondary);
    margin-bottom: 20px;
    flex-grow: 1;
}

.app-card-meta {
    display: inline-block;
    padding: 6px 14px;
    background-color: rgba(0,168,232,0.08);
    color: var(--color-accent);
    font-size: 13px;
    font-weight: 500;
    border-radius: 20px;
    align-self: flex-start;
}

@media (max-width: 992px) {
    .app-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .app-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   成功案例页
   ============================================ */
.case-detail {
    margin-bottom: 60px;
}

.case-detail-header {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 40px;
    margin-bottom: 32px;
}

.case-detail-image {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    border-radius: 12px;
    min-height: 350px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-white);
    font-size: 20px;
    font-weight: 600;
}

.case-detail-info h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 12px;
}

.case-detail-meta {
    display: flex;
    gap: 16px;
    margin-bottom: 20px;
}

.case-detail-meta span {
    padding: 6px 14px;
    background-color: rgba(0,168,232,0.1);
    color: var(--color-accent);
    font-size: 13px;
    font-weight: 500;
    border-radius: 20px;
}

.case-detail-text {
    font-size: 15px;
    line-height: 1.8;
    color: var(--color-text);
}

.case-results {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 32px;
}

.case-result-item {
    text-align: center;
    padding: 24px;
    background-color: var(--color-bg);
    border-radius: 12px;
}

.case-result-value {
    display: block;
    font-size: 28px;
    font-weight: 700;
    color: var(--color-accent);
    margin-bottom: 4px;
}

.case-result-label {
    font-size: 14px;
    color: var(--color-text-light);
}

/* ============================================
   联系我们页
   ============================================ */
.map-container {
    width: 100%;
    height: 420px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-border);
    margin-bottom: 0;
    position: relative;
}

.map-container iframe {
    width: 100%;
    height: 100%;
    border: 0;
    border-radius: 12px;
}

/* 联系信息右侧区 */
.contact-info-side {
    padding-top: 8px;
}

.contact-info-side h2 {
    font-size: 1.5rem;
    margin-bottom: 24px;
    color: var(--color-text);
}

.contact-info-row {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    margin-bottom: 22px;
}

.contact-info-icon-box {
    flex-shrink: 0;
    width: 42px;
    height: 42px;
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
}

.contact-info-icon-box svg {
    width: 20px;
    height: 20px;
}

.contact-info-content h4 {
    font-size: 0.85rem;
    color: var(--color-text-light);
    margin-bottom: 4px;
}

.contact-info-content p {
    font-size: 0.95rem;
    color: var(--color-text);
    line-height: 1.6;
}

.contact-info-content a {
    color: inherit;
    text-decoration: none;
}

/* 在线咨询表单容器 */
.contact-form-wrapper {
    max-width: 800px;
    margin: 0 auto;
}

.contact-form-title {
    text-align: center;
    font-size: 1.5rem;
    margin-bottom: 32px;
    color: var(--color-text);
}

.contact-form-card {
    background: var(--color-card);
    border-radius: 16px;
    padding: 40px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-border);
}

.contact-form-hint {
    font-size: 0.8rem;
    color: var(--color-text-light);
    margin-bottom: 20px;
}

/* 表单行业选择 */
.contact-form-select-wrap {
    margin-bottom: 20px;
}

.contact-form-select-wrap label {
    display: block;
    font-size: 0.9rem;
    color: var(--color-text);
    margin-bottom: 8px;
    font-weight: 500;
}

.contact-form-select {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--color-border);
    border-radius: 10px;
    font-size: 0.95rem;
    background: var(--color-bg);
    color: var(--color-text);
    outline: none;
    appearance: none;
}

/* 表单消息区 */
.contact-form-msg-wrap {
    margin-bottom: 28px;
}

.contact-form-msg-wrap label {
    display: block;
    font-size: 0.9rem;
    color: var(--color-text);
    margin-bottom: 8px;
    font-weight: 500;
}

.contact-form-textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--color-border);
    border-radius: 10px;
    font-size: 0.95rem;
    background: var(--color-bg);
    color: var(--color-text);
    outline: none;
    min-height: 120px;
    resize: vertical;
}

.contact-form-submit {
    width: 100%;
    padding: 14px;
    font-size: 1rem;
    border-radius: 10px;
}

.contact-form-success {
    text-align: center;
    padding: 60px 20px;
}

.contact-form-success svg {
    margin-bottom: 20px;
}

.contact-form-success h3 {
    font-size: 24px;
    color: var(--color-primary);
    margin-bottom: 12px;
}

.contact-form-success p {
    font-size: 16px;
    color: var(--color-text-light);
    max-width: 400px;
    margin: 0 auto;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
}

.contact-info h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 24px;
}

.contact-info-item {
    display: flex;
    gap: 16px;
    margin-bottom: 20px;
    padding: 20px;
    background-color: var(--color-bg);
    border-radius: 12px;
    transition: all var(--transition-fast);
}

.contact-info-item:hover {
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
}

.contact-info-icon {
    width: 48px;
    height: 48px;
    background-color: var(--color-accent);
    color: var(--color-text-white);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.contact-info-icon svg {
    width: 22px;
    height: 22px;
}

.contact-info-text h4 {
    font-size: 15px;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 6px;
}

.contact-info-text p {
    font-size: 15px;
    color: var(--color-text-light);
    line-height: 1.6;
}

.contact-info-text a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.contact-info-text a:hover {
    color: var(--color-primary);
    text-decoration: underline;
}

/* 联系表单 */
.contact-form {
    background-color: #ffffff;
    padding: 40px;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-border);
}

.contact-form h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 24px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    font-size: 15px;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    background-color: #ffffff;
    transition: border-color var(--transition-fast);
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

/* 联系我们页面 - 地图+信息 并排 */
.contact-top-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 32px;
    align-items: start;
}

.contact-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.contact-form-label {
    display: block;
    font-size: 0.9rem;
    color: var(--color-text);
    margin-bottom: 8px;
    font-weight: 500;
}

.contact-form-input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--color-border);
    border-radius: 10px;
    font-size: 0.95rem;
    background: var(--color-bg);
    color: var(--color-text);
    outline: none;
    transition: border-color var(--transition-fast);
}

.contact-form-input:focus {
    border-color: var(--color-accent);
}

/* ============================================
   响应式设计
   ============================================ */
@media (max-width: 1024px) {
    .page-header h1 {
        font-size: 32px;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .about-image {
        order: -1;
    }
    
    .team-grid {
        grid-template-columns: 1fr;
    }
    
    .partners-content {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .honors-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .tech-detail-content {
        grid-template-columns: 1fr;
    }
    
    .case-detail-header {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item,
    .timeline-item:nth-child(even) {
        width: 100%;
        margin-left: 0;
        padding-left: 56px;
        padding-right: 0;
        text-align: left;
    }
    
    .timeline-item:nth-child(odd) .timeline-dot,
    .timeline-item:nth-child(even) .timeline-dot {
        left: 12px;
        right: auto;
    }
}

@media (max-width: 768px) {
    .contact-top-grid {
        grid-template-columns: 1fr !important;
    }

    .map-container {
        height: 280px;
    }

    .contact-info-side {
        padding-top: 0;
    }

    .contact-form-card {
        padding: 24px 16px;
    }

    .contact-form-row {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .page-header {
        padding: 140px 0 40px;
    }
    
    .page-header h1 {
        font-size: 28px;
    }
    
    .about-highlights {
        flex-wrap: wrap;
        gap: 12px 24px;
    }

    .highlight-item {
        justify-content: center;
    }
    
    .team-card {
        flex-direction: column;
        text-align: center;
    }
    
    .photo-placeholder {
        margin: 0 auto;
    }
    
    .partners-content {
        grid-template-columns: 1fr;
    }
    
    .honors-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .case-results {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .products-table {
        font-size: 13px;
    }
    
    .products-table th,
    .products-table td {
        padding: 10px 12px;
    }
}

/* ============================================
   图片素材样式
   ============================================ */

/* 关于页面图片 */
.about-img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}

/* 技术页面图片 */
.tech-img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
}

/* 发展历程画廊 */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.gallery-item {
    background: var(--color-bg-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.gallery-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.gallery-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
}

.gallery-caption {
    padding: 16px;
    text-align: center;
    font-size: 14px;
    color: var(--color-text);
    font-weight: 500;
}

/* ============================================
   荣誉奖项 - 新排版
   ============================================ */

/* 专利技术列表 */
.patents-section {
    margin-top: 48px;
    padding: 32px;
    background: var(--color-bg-white);
    border-radius: 12px;
    border: 1px solid var(--color-border);
}

.patents-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 32px;
    text-align: center;
}

/* 专利分组 - 2列网格 */
.patent-groups-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.patent-group {
    margin-bottom: 0;
}

.patent-group-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--color-accent);
    margin-bottom: 12px;
    padding-left: 12px;
    border-left: 3px solid var(--color-accent);
}

.patents-list {
    display: flex;
    flex-direction: column;
    gap: 0;
    background: var(--color-bg);
    border-radius: 8px;
    overflow: hidden;
}

.patent-item {
    display: grid;
    grid-template-columns: 1fr;
    gap: 6px;
    padding: 14px 16px;
    border-bottom: 1px solid var(--color-border);
    transition: background var(--transition-fast);
}

.patent-item:last-child {
    border-bottom: none;
}

.patent-item:hover {
    background: rgba(0,168,232,0.04);
}

.patent-num {
    font-family: 'SF Mono', Monaco, monospace;
    font-size: 12px;
    font-weight: 500;
    color: var(--color-accent);
    background: rgba(0,168,232,0.1);
    padding: 3px 8px;
    border-radius: 4px;
    text-align: center;
    white-space: nowrap;
    justify-self: flex-start;
}

.patent-name {
    font-size: 14px;
    color: var(--color-text);
    line-height: 1.5;
}

.patent-year {
    font-size: 12px;
    color: var(--color-text-light);
    font-weight: 500;
}

@media (max-width: 768px) {
    .patents-section {
        padding: 20px;
    }

    .patent-groups-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .patent-group-title {
        font-size: 14px;
    }

    .patent-item {
        padding: 12px 14px;
    }
}
.awards-scroll {
    display: flex;
    gap: 16px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x mandatory;
    padding-bottom: 12px;
    margin-bottom: 48px;
}

.awards-scroll::-webkit-scrollbar {
    height: 6px;
}

.awards-scroll::-webkit-scrollbar-track {
    background: var(--color-border);
    border-radius: 3px;
}

.awards-scroll::-webkit-scrollbar-thumb {
    background: var(--color-accent);
    border-radius: 3px;
}

.award-card {
    flex: 0 0 280px;
    scroll-snap-align: start;
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--color-border);
    transition: all var(--transition-normal);
    cursor: pointer;
}

.award-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent);
    transform: translateY(-3px);
}

.award-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
}

.award-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 16px;
    background: linear-gradient(transparent, rgba(0,0,0,0.75));
    color: white;
}

.award-overlay h3 {
    font-size: 15px;
    font-weight: 600;
    margin: 0 0 4px 0;
    line-height: 1.3;
}

.award-overlay p {
    font-size: 12px;
    color: rgba(255,255,255,0.7);
    margin: 0;
}

/* 资质汇总 */
.cert-summary {
    display: flex;
    justify-content: center;
    gap: 48px;
    margin-top: 48px;
    padding-top: 48px;
    border-top: 1px solid var(--color-border);
}

.cert-summary-item {
    text-align: center;
}

.cert-summary-num {
    display: block;
    font-size: 36px;
    font-weight: 700;
    color: var(--color-accent);
    line-height: 1.2;
}

.cert-summary-label {
    font-size: 14px;
    color: var(--color-text-light);
    margin-top: 4px;
}

@media (max-width: 768px) {
    .award-card {
        flex: 0 0 220px;
    }

    .award-img {
        height: 160px;
    }

    .patents-scroll .award-card {
        flex: 0 0 220px;
    }

    .patents-scroll .award-img {
        height: 240px;
    }
}

/* 首页产品图 */
.hero-product-img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

/* ============================================
   新闻列表页（西门子风格简洁列表）
   ============================================ */
.news-list {
    max-width: 980px;
    margin: 0 auto;
}

.news-item {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 40px;
    padding: 32px 0;
    border-bottom: 1px solid var(--color-border);
    transition: all var(--transition-normal);
}

.news-item:first-child {
    padding-top: 0;
}

.news-item:last-child {
    border-bottom: none;
}

.news-main {
    flex: 1;
    min-width: 0;
}

.news-meta {
    margin-bottom: 8px;
}

.news-date {
    font-size: 14px;
    color: var(--color-text-light);
    font-weight: 500;
}

.news-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 10px;
    line-height: 1.4;
    color: var(--color-text);
}

.news-title a {
    color: var(--color-text);
    transition: color var(--transition-fast);
}

.news-title a:hover {
    color: var(--color-accent);
}

.news-excerpt {
    font-size: 15px;
    line-height: 1.7;
    color: var(--color-text-secondary);
    max-width: 680px;
}

.news-link {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--color-accent);
    font-weight: 600;
    font-size: 15px;
    padding-top: 26px;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.news-link:hover {
    gap: 10px;
}

@media (max-width: 768px) {
    .gallery-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }

    .cert-grid {
        grid-template-columns: 1fr;
    }

    .cert-img {
        height: 240px;
    }

    .news-item {
        flex-direction: column;
        gap: 16px;
        padding: 24px 0;
    }

    .news-link {
        padding-top: 0;
    }

    .news-title {
        font-size: 18px;
    }
}