/* pages.css - 各页面独立样式 */

@import url('variables.css');

/* ================= 首页 ================= */

/* Hero */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%);
    color: #ffffff;
    overflow: hidden;
    padding-top: 80px;
}

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

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    background: linear-gradient(90deg, rgba(15, 24, 41, 0.85) 0%, rgba(15, 24, 41, 0.4) 60%, transparent 100%);

}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 700px;
}

.hero-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-number);
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--accent-color);
    margin-bottom: 20px;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.15;
    margin-bottom: 24px;
}

.hero-title span {
    color: var(--accent-color);
}

.hero-desc {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.8;
    margin-bottom: 36px;
    max-width: 560px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

/* Hero 轮播 */
.hero-slider {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.8s ease, visibility 0.8s ease;
    display: flex;
    align-items: center;
}

.hero-slide.active {
    opacity: 1;
    visibility: visible;
}

.hero-dots {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 3;
}

.hero-dots .dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: none;
    background: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: background 0.3s ease;
}

.hero-dots .dot.active {
    background: var(--accent-color);
}

/* 首页关于我们 */
.home-about {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.home-about-img {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}
.home-about-img img {
    display: block;
}

.home-about-img .img-placeholder {
    min-height: 420px;
    border-radius: 0;
    border: none;
}

.home-about-img .img-placeholder::before {
    content: "公司形象图片占位";
}

.home-about-content .section-label,
.home-about-content .section-title,
.home-about-content .section-desc {
    text-align: left;
}
.home-about-content .section-desc {
    text-indent: 2em;
}

.home-about-content .section-title {
    margin-bottom: 20px;
}

.home-about-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-top: 28px;
}

.home-about-feature {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.home-about-feature i {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    background-color: rgba(0, 168, 232, 0.1);
    color: var(--accent-color);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.home-about-feature h4 {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 2px;
}

.home-about-feature p {
    font-size: 0.8125rem;
    color: var(--text-secondary);
}

/* 首页产品中心 */
.home-products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.home-product-item {
    position: relative;
    background-color: #ffffff;
    border-radius: var(--radius-lg);
    padding: 32px 24px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
    transition: all var(--transition-base);
    overflow: hidden;
}

.home-product-item:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-light);
}

.home-product-item::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color) 0%, var(--accent-color) 100%);
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

.home-product-item:hover::before {
    transform: scaleX(1);
}

.home-product-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 16px;
    background: linear-gradient(135deg, rgba(15, 76, 129, 0.1) 0%, rgba(0, 168, 232, 0.1) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    color: var(--primary-color);
    transition: all var(--transition-base);
}

.home-product-item:hover .home-product-icon {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    color: #ffffff;
}

.home-product-title {
    font-size: 1.0625rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-color);
}

.home-product-desc {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* CTA 区块 */
.cta-section {
    position: relative;
    padding: 100px 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: #ffffff;
    text-align: center;
    overflow: hidden;
}

.cta-section::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><rect width="100" height="100" fill="none" stroke="rgba(255,255,255,0.08)" stroke-width="1"/></svg>');
    background-size: 50px 50px;
}

.cta-content {
    position: relative;
    z-index: 1;
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    font-size: 2.25rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.cta-desc {
    font-size: 1.0625rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 32px;
}

/* ================= 关于我们页 ================= */
.about-intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.about-intro-img .img-placeholder {
    min-height: 380px;
}

.about-intro-img .img-placeholder::before {
    content: "工厂/企业形象占位";
}

.about-values {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 80px;
}

.value-card {
    text-align: center;
    padding: 40px 24px;
    background-color: #ffffff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
    transition: all var(--transition-base);
}

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

.value-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    color: #ffffff;
}

.value-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.value-desc {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.about-history {
    max-width: 800px;
    margin: 0 auto;
}

.honor-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.honor-item {
    background-color: #ffffff;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
}

.honor-item .img-placeholder {
    min-height: 200px;
    border-radius: 0;
    border: none;
}

.honor-item .img-placeholder::before {
    content: "资质荣誉占位";
}

.honor-item p {
    padding: 14px;
    text-align: center;
    font-size: 0.875rem;
    color: var(--text-color);
    font-weight: 500;
}

/* ================= 产品中心页 ================= */
.products-filter {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    margin-bottom: 40px;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

/* ================= 产品详情页 ================= */
.product-detail-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    margin-bottom: 60px;
}

.product-detail-gallery .img-placeholder {
    min-height: 450px;
}

.product-detail-gallery .img-placeholder::before {
    content: "产品大图占位";
}

.product-detail-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-color);
    margin-bottom: 16px;
}

.product-detail-category {
    display: inline-block;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--accent-color);
    background-color: rgba(0, 168, 232, 0.1);
    padding: 6px 14px;
    border-radius: 50px;
    margin-bottom: 16px;
}

.product-detail-desc {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 24px;
}

.product-params {
    width: 100%;
    margin-bottom: 28px;
}

.product-params th,
.product-params td {
    padding: 14px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.9375rem;
}

.product-params th {
    width: 35%;
    background-color: var(--bg-light);
    font-weight: 600;
    color: var(--text-color);
}

.product-params td {
    color: var(--text-secondary);
}

.product-detail-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

/* ================= 应用领域页 ================= */
.applications-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.application-card {
    background-color: #ffffff;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
    transition: all var(--transition-base);
}

.application-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.application-card-img .img-placeholder::before {
    content: "应用场景图片占位";
}

.application-card-img img {
    border-radius: 0;
    border: none;
    height: auto;
    aspect-ratio: 8 / 5; 
    object-fit: cover; 
    display: block;
}

.application-card-body {
    padding: 24px;
}

.application-card-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-color);
}

.application-card-desc {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 16px;
}

.application-card-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

/* ================= 新闻中心页 ================= */
.news-layout {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
}

.news-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.news-list-item {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 24px;
    background-color: #ffffff;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
    transition: all var(--transition-base);
}

.news-list-item:hover {
    box-shadow: var(--shadow-md);
}


.news-list-item .img-placeholder {
    border-radius: 0;
    border: none;
    min-height: 100%;
}

.news-list-content {
    padding: 24px 24px 24px 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.news-list-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 0.8125rem;
    color: var(--text-light);
    margin-bottom: 10px;
}

.news-list-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 10px;
    line-height: 1.4;
}

.news-list-title:hover {
    color: var(--primary-color);
}

.news-list-summary {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.sidebar-widget {
    background-color: #ffffff;
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
    margin-bottom: 24px;
}

.sidebar-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--border-light);
}

.sidebar-links li {
    margin-bottom: 10px;
}

.sidebar-links a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.9375rem;
    color: var(--text-secondary);
    padding: 8px 0;
    border-bottom: 1px solid var(--border-light);
    transition: color var(--transition-fast);
}

.sidebar-links a:hover {
    color: var(--primary-color);
}

/* ================= 新闻详情页 ================= */
.news-detail-header {
    text-align: center;
    margin: 0 auto 40px;
}

.news-detail-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-color);
    line-height: 1.4;
    margin-bottom: 20px;
}

.news-detail-meta {
    display: flex;
    justify-content: center;
    gap: 24px;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.news-detail-cover {
    margin-bottom: 40px;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.news-detail-cover .img-placeholder {
    min-height: 420px;
}

.news-detail-cover .img-placeholder::before {
    content: "新闻详情大图占位";
}

.news-detail-content {
    margin: 0 auto;
    font-size: 1rem;
    color: var(--text-color);
    line-height: 1.9;
}

.news-detail-content p {
    margin-bottom: 20px;
    text-indent: 2em;
}

.news-detail-content h2,
.news-detail-content h3 {
    margin-top: 32px;
    margin-bottom: 16px;
    color: var(--primary-color);
}

.news-nav {
    display: flex;
    justify-content: space-between;
    margin: 48px auto 0;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
}

.news-nav a {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.news-nav a:hover {
    color: var(--primary-color);
}

/* ================= 联系我们页 ================= */
.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact-info-list li {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 24px;
}

.contact-info-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.contact-info-text h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 4px;
}

.contact-info-text p {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.contact-map {
    margin-top: 40px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.contact-map .img-placeholder {
    min-height: 300px;
    border-radius: 0;
    border: none;
}

.contact-map .img-placeholder::before {
    content: "地图占位";
}

.contact-form-card {
    background-color: #ffffff;
    border-radius: var(--radius-lg);
    padding: 36px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-light);
}

.contact-form-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-color);
    margin-bottom: 24px;
}

/* 响应式覆盖 */
@media (max-width: 1023px) {
    .hero-title {
        font-size: 2.75rem;
    }

    .home-about,
    .about-intro,
    .product-detail-layout,
    .contact-layout {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .home-products-grid,
    .honor-grid,
    .products-grid,
    .applications-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .about-values {
        grid-template-columns: repeat(2, 1fr);
    }

    .news-layout {
        grid-template-columns: 1fr;
    }

    .news-list-item {
        grid-template-columns: 1fr;
    }

    .news-list-item .img-placeholder {
        min-height: 200px;
    }

    .news-list-content {
        padding: 20px;
    }

    .cta-title {
        font-size: 1.875rem;
    }
}

@media (max-width: 767px) {
    .hero {
        min-height: auto;
        padding: 140px 0 80px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-desc {
        font-size: 1rem;
    }

    .home-about-features {
        grid-template-columns: 1fr;
    }

    .home-products-grid,
    .about-values,
    .honor-grid,
    .products-grid,
    .applications-grid {
        grid-template-columns: 1fr;
    }

    .product-detail-title,
    .news-detail-title {
        font-size: 1.5rem;
    }

    .news-detail-meta {
        flex-direction: column;
        gap: 8px;
        align-items: center;
    }

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

    .cta-section {
        padding: 70px 0;
    }
}

/* 分页 */
.pagination { display: flex; justify-content: center; gap: 5px; margin-top: 25px; padding-bottom: 10px; }
.pagination a { display: block; padding: 6px 12px; border: 1px solid #ddd; font-size: 13px; color: #555; background: #fff; }
.pagination a:hover, .pagination a.active { background: #15427c; color: #fff; border-color: #15427c; }