/* 全局样式 - 素雅高端风格 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-orange: #E8720C;
    --primary-blue: #165D9E;
    --dark-orange: #C65D0A;
    --light-orange: #F59E42;
    --dark-blue: #0E4A8A;
    --light-blue: #3B82C4;
    --bg-light: #F8FAFB;
    --bg-section: #FFFFFF;
    --white: #FFFFFF;
    --text-dark: #2C3E50;
    --text-body: #566573;
    --text-light: #8899AA;
    --border-light: #E8ECF0;
    --footer-bg: #E8F0F8;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 30px rgba(0,0,0,0.10);
    --radius: 6px;
    --transition: all 0.3s ease;
}

body {
    font-family: 'PingFang SC', 'Noto Sans SC', 'Microsoft YaHei', -apple-system, 'Segoe UI', sans-serif;
    line-height: 1.7;
    color: var(--text-body);
    overflow-x: hidden;
    background: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    width: 80%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ========== 头部导航 ========== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 18px 0;
    transition: var(--transition);
    background: transparent;
}

.header.scrolled {
    background: rgba(255,255,255,0.97);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 1px 20px rgba(0,0,0,0.06);
    padding: 12px 0;
}

.header-container {
    width: 100%;
    max-width: 100%;
    padding: 0 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Logo 左侧 - 使用图片 */
.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-image {
    height: 48px;
    width: auto;
    transition: filter 0.3s ease;
    /* 透明背景时，使用滤镜变白色 */
    filter: brightness(0) invert(1);
}

.header.scrolled .logo-image {
    /* 滚动后恢复原色，高度保持不变 */
    filter: none;
}

/* 头部右侧区域 */
.header-right {
    display: flex;
    align-items: center;
    gap: 24px;
}

/* 导航 */
.nav {
    display: flex;
    align-items: center;
}

.nav ul {
    display: flex;
    list-style: none;
    gap: 28px;
    align-items: center;
}

.nav a {
    text-decoration: none;
    color: rgba(255,255,255,0.9);
    font-weight: 500;
    font-size: 14.5px;
    transition: var(--transition);
    position: relative;
    padding: 6px 0;
    letter-spacing: 0.3px;
}

.header.scrolled .nav a {
    color: var(--text-dark);
}

.nav a:hover,
.nav a.active {
    color: var(--primary-orange);
}

.nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-orange);
    transition: var(--transition);
    border-radius: 1px;
}

.nav a:hover::after,
.nav a.active::after {
    width: 100%;
}

/* 搜索按钮 - 只显示图标 */
.search-btn {
    background: transparent;
    color: rgba(255,255,255,0.9);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.header.scrolled .search-btn {
    color: var(--text-dark);
}

.search-btn:hover {
    background: rgba(255,255,255,0.1);
    color: var(--primary-orange);
}

.header.scrolled .search-btn:hover {
    background: var(--bg-light);
}

/* 移动端菜单按钮 - PC端隐藏 */
.mobile-menu-btn {
    display: none;
    background: transparent;
    border: none;
    color: var(--white);
    font-size: 20px;
    cursor: pointer;
    width: 40px;
    height: 40px;
    border-radius: 8px;
    transition: var(--transition);
    align-items: center;
    justify-content: center;
}

.header.scrolled .mobile-menu-btn {
    color: var(--text-dark);
}

/* ========== 全屏Banner轮播 ========== */
.hero-banner {
    position: relative;
    height: 100vh;
    min-height: 600px;
    overflow: hidden;
}

.banner-slider {
    height: 100%;
    position: relative;
}

.banner-slide {
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease;
    display: flex;
    align-items: center;
}

.banner-slide.active {
    opacity: 1;
}

/* 幻灯片渐变遮罩层 - 深蓝色轻微遮罩 */
.banner-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(14, 74, 138, 0.5) 0%, rgba(22, 93, 158, 0.4) 100%);
    z-index: 1;
}

.banner-content {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    position: relative;
    z-index: 2;
}

.banner-text {
    max-width: 600px;
    color: var(--white);
    text-align: left;
    width: 80%;
}

.banner-text h2 {
    font-size: 52px;
    margin-bottom: 18px;
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.5px;
}

.banner-text p {
    font-size: 18px;
    margin-bottom: 36px;
    opacity: 0.88;
    line-height: 1.6;
}

.banner-buttons {
    display: flex;
    gap: 16px;
}

/* 箭头按钮样式 */
.btn-arrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: transparent;
    color: var(--white);
    padding: 12px 0;
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    transition: var(--transition);
    border: none;
}

.btn-arrow i {
    font-size: 14px;
    transition: var(--transition);
}

.btn-arrow:hover {
    color: var(--primary-orange);
}

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

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--primary-orange);
    color: var(--white);
    padding: 14px 32px;
    text-decoration: none;
    border-radius: 4px;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: 15px;
    font-weight: 600;
    letter-spacing: 0.3px;
}

.btn-primary:hover {
    background: var(--dark-orange);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(232,114,12,0.3);
}

.btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    color: var(--white);
    padding: 13px 32px;
    text-decoration: none;
    border-radius: 4px;
    transition: var(--transition);
    border: 1.5px solid rgba(255,255,255,0.6);
    cursor: pointer;
    font-size: 15px;
    font-weight: 500;
}

.btn-outline:hover {
    background: var(--white);
    color: var(--primary-orange);
    border-color: var(--white);
    transform: translateY(-2px);
}

.banner-image {
    flex-shrink: 0;
}

.floating-card {
    width: 180px;
    height: 180px;
    background: rgba(255,255,255,0.12);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    animation: float 4s ease-in-out infinite;
}

.floating-card i {
    font-size: 48px;
    color: var(--white);
}

.floating-card span {
    color: var(--white);
    font-size: 15px;
    font-weight: 500;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-18px); }
}

.banner-controls {
    position: absolute;
    top: 50%;
    left: 0; right: 0;
    display: flex;
    justify-content: space-between;
    padding: 0 3%;
    transform: translateY(-50%);
    pointer-events: none;
    z-index: 10;
}

.banner-prev,
.banner-next {
    pointer-events: all;
    background: rgba(255,255,255,0.12);
    backdrop-filter: blur(6px);
    color: var(--white);
    border: 1px solid rgba(255,255,255,0.2);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    font-size: 16px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.banner-prev:hover,
.banner-next:hover {
    background: var(--primary-orange);
    border-color: var(--primary-orange);
    transform: scale(1.08);
}

.banner-dots {
    position: absolute;
    bottom: 36px;
    left: 0; right: 0;
    text-align: center;
}

.dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    background: rgba(255,255,255,0.35);
    border-radius: 5px;
    margin: 0 6px;
    cursor: pointer;
    transition: var(--transition);
}

.dot.active {
    background: var(--white);
    width: 28px;
}

/* ========== 通用区块 ========== */
.section-header {
    text-align: center;
    margin-bottom: 48px;
    padding-top: 40px;
}

.section-tag {
    display: inline-block;
    background: none;
    color: var(--primary-orange);
    padding: 0;
    border-radius: 0;
    font-size: 13px;
    margin-bottom: 12px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    position: relative;
}

.section-tag::after {
    content: '';
    display: block;
    width: 40px;
    height: 2px;
    background: var(--primary-orange);
    margin: 8px auto 0;
    border-radius: 1px;
}

.section-header h2 {
    font-size: 34px;
    color: var(--text-dark);
    margin-bottom: 0;
    font-weight: 700;
    letter-spacing: -0.3px;
}

.section-header h2::after {
    display: none;
}

.section-header p {
    color: var(--text-light);
    font-size: 15px;
    margin-top: 14px;
    max-width: 640px;
    line-height: 1.8;
}

.section-footer {
    text-align: center;
    margin-top: 48px;
}

/* ========== 关于橙安 ========== */
.about-section {
    background: var(--bg-light);
    padding: 0 0 88px;
}

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

.about-text p {
    margin-bottom: 14px;
    color: var(--text-body);
    line-height: 1.9;
    font-size: 15px;
}

.highlight-text {
    font-size: 17px;
    color: var(--text-dark);
    font-weight: 500;
    line-height: 1.8;
}

.about-features {
    margin-top: 28px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 10px;
}

.feature-item i {
    color: var(--primary-orange);
    font-size: 15px;
}

.feature-item span {
    color: var(--text-dark);
    font-weight: 500;
    font-size: 14.5px;
}

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

.stat-card {
    background: var(--white);
    padding: 32px 20px;
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
    text-align: center;
    transition: var(--transition);
    border: 1px solid var(--border-light);
}

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

.stat-icon {
    font-size: 30px;
    color: var(--primary-orange);
    margin-bottom: 14px;
}

.stat-card h3 {
    font-size: 38px;
    color: var(--text-dark);
    margin-bottom: 6px;
    font-weight: 800;
    letter-spacing: -1px;
}

.stat-card p {
    color: var(--text-light);
    font-size: 13.5px;
}

/* ========== 服务及产品 - 卡片背景图设计 ========== */
.services-section {
    padding: 100px 0;
    background: var(--white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 48px;
}

.service-card {
    position: relative;
    border-radius: 0;
    overflow: hidden;
    min-height: 480px;
    display: flex;
    align-items: flex-end;
    transition: var(--transition);
    cursor: pointer;
}

.service-card-overlay {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0.4) 50%, rgba(0,0,0,0.1) 100%);
    z-index: 1;
    transition: var(--transition);
}

.service-card:hover .service-card-overlay {
    background: linear-gradient(to top, rgba(37,99,235,0.92) 0%, rgba(37,99,235,0.6) 50%, rgba(37,99,235,0.3) 100%);
}

.service-card-content {
    position: relative;
    z-index: 2;
    padding: 40px 32px;
    color: var(--white);
    width: 100%;
    display: flex;
    flex-direction: column;
}

.service-icon {
    width: 56px;
    height: 56px;
    background: rgba(255,255,255,0.2);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--white);
    margin-bottom: 20px;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background: var(--white);
    color: #2563eb;
    transform: scale(1.1);
}

.service-card h3 {
    color: var(--white);
    margin-bottom: 12px;
    font-size: 22px;
    font-weight: 700;
}

.service-card p {
    color: rgba(255,255,255,0.85);
    margin-bottom: 20px;
    font-size: 14px;
    line-height: 1.7;
}

/* 产品标签 - 两列布局 */
.service-products {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-bottom: 20px;
}

.product-tag {
    display: inline-block;
    padding: 6px 12px;
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: var(--white);
    font-size: 12px;
    border-radius: 6px;
    text-decoration: none;
    border: 1px solid rgba(255,255,255,0.2);
    transition: var(--transition);
    text-align: center;
}

.product-tag:hover {
    background: var(--white);
    color: #2563eb;
    border-color: var(--white);
    transform: translateY(-2px);
}

.service-link {
    color: var(--white);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    transition: var(--transition);
    align-self: flex-start;
}

.service-link:hover {
    gap: 10px;
    opacity: 0.9;
}

.section-footer {
    text-align: center;
}


/* ========== 产品中心 ========== */
.products-section {
    background: var(--bg-light);
    padding: 88px 0;
}

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

.product-card {
    background: var(--white);
    padding: 32px 24px;
    border-radius: 10px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--border-light);
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: transparent;
}

.product-icon {
    width: 60px;
    height: 60px;
    background: var(--bg-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 18px;
    font-size: 24px;
    color: var(--primary-blue);
    transition: var(--transition);
}

.product-card:hover .product-icon {
    background: var(--primary-blue);
    color: var(--white);
}

.product-card h3 {
    color: var(--text-dark);
    margin-bottom: 8px;
    font-size: 16px;
    font-weight: 700;
}

.product-card p {
    color: var(--text-light);
    font-size: 13px;
    margin-bottom: 14px;
    line-height: 1.5;
}

/* ========== 客户展示 ========== */
.clients-section {
    padding: 60px 0;
    background: var(--bg-light);
}

.clients-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
}

.client-card {
    background: var(--white);
    padding: 24px;
    text-align: center;
    border-radius: 0;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--border-light);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100px;
}

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

.client-logo {
    font-size: 14px;
    color: var(--text-light);
    font-weight: 600;
    letter-spacing: 0.5px;
    transition: var(--transition);
    filter: grayscale(100%);
    opacity: 0.6;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 60px;
}

.client-logo img {
    max-width: 100%;
    max-height: 60px;
    width: auto;
    height: auto;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: 0.6;
    transition: var(--transition);
}

.client-card:hover .client-logo img {
    filter: grayscale(0%);
    opacity: 1;
}

.client-card:hover .client-logo {
    filter: grayscale(0%);
    opacity: 1;
    color: var(--text-dark);
}

/* 无Logo时显示文字 */
.client-logo.no-logo {
    filter: grayscale(100%);
    opacity: 0.6;
}

.client-card:hover .client-logo.no-logo {
    filter: grayscale(0%);
    opacity: 1;
    color: var(--text-dark);
}

/* ========== 合作伙伴 ========== */
.partners-section {
    background: var(--bg-light);
    padding: 88px 0;
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    max-width: 700px;
    margin: 0 auto;
}

.partner-card {
    background: var(--white);
    padding: 36px 24px;
    text-align: center;
    border-radius: 10px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--border-light);
}

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

.partner-logo {
    font-size: 18px;
    color: var(--primary-orange);
    font-weight: 700;
}

/* ========== 新闻动态 ========== */
.news-section {
    padding: 88px 0;
    background: var(--white);
}

/* ========== 新闻动态 - 带缩略图 ========== */
.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.news-card {
    background: var(--white);
    border-radius: 0;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--border-light);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.news-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

/* 新闻缩略图 */
.news-thumb {
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.news-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.news-card:hover .news-thumb img {
    transform: scale(1.05);
}

/* 新闻文字信息 */
.news-info {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.news-date {
    display: flex;
    flex-direction: column;
    margin-bottom: 14px;
}

.news-date .day {
    font-size: 34px;
    color: var(--primary-orange);
    font-weight: 800;
    line-height: 1;
}

.news-date .month {
    font-size: 13px;
    color: var(--text-light);
    margin-top: 2px;
}

.news-info h3 {
    color: var(--text-dark);
    margin-bottom: 12px;
    font-size: 17px;
    line-height: 1.5;
    font-weight: 600;
}

.news-info p {
    color: var(--text-body);
    font-size: 13.5px;
    line-height: 1.7;
    margin-bottom: 14px;
    flex: 1;
}

.news-info .btn-link {
    margin-top: auto;
    align-self: flex-start;
}

/* ========== 服务栏 - 蓝色CTA区域 ========== */
.cta-section {
    background: #2563eb;
    padding: 80px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 50%;
}

.cta-section::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -5%;
    width: 300px;
    height: 300px;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 50%;
}

.cta-content {
    position: relative;
    z-index: 2;
}

.cta-content h2 {
    font-size: 36px;
    color: var(--white);
    margin-bottom: 16px;
    font-weight: 700;
    letter-spacing: -0.3px;
}

.cta-content p {
    font-size: 17px;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 40px;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.btn-cta-white {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 40px;
    background: var(--white);
    color: #2563eb;
    text-decoration: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    transition: var(--transition);
    border: 2px solid transparent;
}

.btn-cta-white:hover {
    background: transparent;
    color: var(--white);
    border-color: var(--white);
    transform: translateY(-2px);
}

.btn-cta-outline {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 40px;
    background: transparent;
    color: var(--white);
    text-decoration: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    transition: var(--transition);
    border: 2px solid rgba(255, 255, 255, 0.4);
}

.btn-cta-outline:hover {
    background: var(--white);
    color: var(--primary-blue);
    border-color: var(--white);
    transform: translateY(-2px);
}

/* ========== 底部 - 白色背景（参考设计图） ========== */
.footer {
    background: var(--white);
    color: var(--text-dark);
    padding: 0 0 0;
}

/* 顶部服务提示栏 */
.footer-cta-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 0;
    border-bottom: 1px solid var(--border-light);
    margin-bottom: 48px;
}

.footer-cta-bar p {
    font-size: 15px;
    color: var(--text-body);
}

.btn-footer-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 28px;
    background: #2563eb;
    color: var(--white);
    text-decoration: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
}

.btn-footer-cta:hover {
    background: #1d4ed8;
    transform: translateY(-1px);
}

/* Footer主体三栏布局 */
.footer-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

/* 左侧品牌区 */
.footer-brand {
    display: flex;
    flex-direction: column;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}

.footer-logo-icon {
    width: 40px;
    height: 40px;
    background: #2563eb;
    color: var(--white);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 700;
}

.footer-logo-text {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-dark);
}

.footer-desc {
    font-size: 14px;
    line-height: 1.8;
    color: var(--text-body);
    margin-bottom: 24px;
    max-width: 320px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--bg-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-body);
    text-decoration: none;
    transition: var(--transition);
    font-size: 15px;
}

.footer-social a:hover {
    background: #2563eb;
    color: var(--white);
}

/* 中间链接组 */
.footer-links-group {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}

.footer-links-col h4 {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 16px;
}

.footer-links-col ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links-col ul li {
    margin-bottom: 10px;
}

.footer-links-col ul li a {
    color: var(--text-body);
    text-decoration: none;
    font-size: 14px;
    transition: var(--transition);
}

.footer-links-col ul li a:hover {
    color: #2563eb;
}

/* 右侧联系方式 */
.footer-contact h4 {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 16px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 14px;
    font-size: 14px;
    color: var(--text-body);
    line-height: 1.6;
}

.contact-item i {
    color: #2563eb;
    margin-top: 3px;
    width: 16px;
    text-align: center;
    flex-shrink: 0;
}

/* 底部版权栏 */
.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 0;
    border-top: 1px solid var(--border-light);
    background: var(--white);
}

.footer-bottom p {
    font-size: 13px;
    color: var(--text-light);
    margin: 0;
}

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

.footer-bottom-links a {
    font-size: 13px;
    color: var(--text-light);
    text-decoration: none;
    transition: var(--transition);
}

.footer-bottom-links a:hover {
    color: #2563eb;
}

/* ========== 弹窗（搜索）- 黑色半透明背景 ========== */
.modal {
    display: none;
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: rgba(0,0,0,0.75);
    z-index: 2000;
    justify-content: center;
    align-items: center;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.modal.show {
    display: flex;
}

.modal-content {
    background: var(--white);
    padding: 44px;
    border-radius: 12px;
    max-width: 500px;
    width: 90%;
    position: relative;
    box-shadow: 0 20px 60px rgba(0,0,0,0.2);
    animation: modalIn 0.3s ease;
}

@keyframes modalIn {
    from { opacity: 0; transform: translateY(-20px) scale(0.96); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.modal-content h2 {
    color: var(--text-dark);
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 700;
}

.modal-content h2 i {
    color: var(--primary-orange);
}

.modal-content input {
    width: 100%;
    padding: 13px 16px;
    border: 1.5px solid var(--border-light);
    border-radius: 6px;
    margin-bottom: 20px;
    font-size: 15px;
    transition: var(--transition);
    font-family: inherit;
    background: var(--bg-light);
}

.modal-content input:focus {
    outline: none;
    border-color: var(--primary-orange);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(232,114,12,0.1);
}

.modal-content button {
    background: var(--primary-orange);
    color: var(--white);
    border: none;
    padding: 13px 30px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 15px;
    width: 100%;
    transition: var(--transition);
    font-weight: 600;
    font-family: inherit;
}

.modal-content button:hover {
    background: var(--dark-orange);
}

.close {
    position: absolute;
    top: 16px;
    right: 20px;
    font-size: 24px;
    cursor: pointer;
    color: var(--text-light);
    transition: var(--transition);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.close:hover {
    color: var(--text-dark);
    background: var(--bg-light);
}

/* ========== 返回顶部 ========== */
.back-to-top {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 44px;
    height: 44px;
    background: var(--primary-orange);
    color: var(--white);
    border: none;
    border-radius: 50%;
    font-size: 16px;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--dark-orange);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

/* ========== 内页Banner - 覆盖导航区域 ========== */
.page-banner {
    position: relative;
    padding: 180px 0 100px;
    background-size: cover;
    background-position: center;
    margin-top: -78px;
}

.page-banner-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(14, 74, 138, 0.75) 0%, rgba(22, 93, 158, 0.65) 100%);
    z-index: 1;
}

.page-banner-content {
    position: relative;
    z-index: 2;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
    color: var(--white);
    text-align: center;
}

.page-banner h1 {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.page-banner p {
    font-size: 18px;
    opacity: 0.9;
    margin-bottom: 20px;
}

.page-banner .breadcrumb {
    font-size: 13px;
    opacity: 0.75;
}

.page-banner .breadcrumb a {
    color: var(--white);
    text-decoration: none;
    transition: var(--transition);
}

.page-banner .breadcrumb a:hover {
    opacity: 0.8;
}

/* ========== 新闻详情页 ========== */
.news-article {
    padding: 80px 0;
    background: var(--bg-light);
}

.article-wrapper {
    max-width: 880px;
    margin: 0 auto;
    background: var(--white);
    border-radius: 0;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    padding: 48px;
}

.article-header {
    border-bottom: 1px solid var(--border-light);
    padding-bottom: 24px;
    margin-bottom: 32px;
}

.article-meta {
    display: flex;
    gap: 20px;
    margin-bottom: 16px;
    font-size: 14px;
    color: var(--text-light);
}

.article-meta span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.article-header h1 {
    font-size: 28px;
    color: var(--text-dark);
    line-height: 1.4;
    font-weight: 700;
}

.article-content {
    line-height: 1.8;
    color: var(--text-body);
}

.article-content h2 {
    font-size: 20px;
    color: var(--text-dark);
    margin: 32px 0 16px;
    font-weight: 600;
}

.article-content p {
    margin-bottom: 16px;
    font-size: 15px;
}

.article-content .article-img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    margin: 24px 0;
}

.article-tags {
    display: flex;
    gap: 8px;
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--border-light);
}

.article-tags .tag {
    padding: 6px 14px;
    background: var(--bg-light);
    color: var(--text-body);
    border-radius: 20px;
    font-size: 13px;
}

.article-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--border-light);
}

.article-nav a {
    color: var(--text-dark);
    text-decoration: none;
    font-size: 14px;
    transition: var(--transition);
}

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

.article-nav .back {
    padding: 8px 20px;
    background: var(--bg-light);
    border-radius: 6px;
}


/* ========== 搜索弹窗 - 黑色半透明背景 ========== */
.search-modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0; top: 0;
    width: 100%; height: 100%;
    background-color: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
}

.search-modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.search-modal-content {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 48px;
    border-radius: 16px;
    width: 90%;
    max-width: 600px;
    position: relative;
    color: var(--white);
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from { transform: translateY(30px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.search-modal-content h3 {
    font-size: 28px;
    margin-bottom: 24px;
    font-weight: 600;
    color: var(--white);
}

.search-close {
    position: absolute;
    top: 16px;
    right: 20px;
    font-size: 36px;
    cursor: pointer;
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
    line-height: 1;
}

.search-close:hover {
    color: var(--white);
    transform: rotate(90deg);
}

.search-form {
    display: flex;
    gap: 12px;
}

.search-input {
    flex: 1;
    padding: 16px 20px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 8px;
    font-size: 16px;
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    outline: none;
    transition: var(--transition);
}

.search-input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.search-input:focus {
    border-color: var(--white);
    background: rgba(255, 255, 255, 0.15);
}

.search-submit {
    padding: 16px 28px;
    background: var(--white);
    color: var(--text-dark);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    transition: var(--transition);
}

.search-submit:hover {
    background: var(--primary-orange);
    color: var(--white);
    transform: translateY(-2px);
}


/* 新闻文字信息 - 匹配HTML中的.news-content */
.news-content {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.news-meta {
    display: flex;
    gap: 16px;
    margin-bottom: 12px;
    font-size: 13px;
    color: var(--text-light);
}

.news-meta span {
    display: flex;
    align-items: center;
    gap: 4px;
}

.news-content h3 {
    color: var(--text-dark);
    margin-bottom: 10px;
    font-size: 17px;
    line-height: 1.5;
    font-weight: 600;
}

.news-content p {
    color: var(--text-body);
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 14px;
    flex: 1;
}

.news-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--primary-orange);
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    align-self: flex-start;
    transition: var(--transition);
}

.news-link:hover {
    color: var(--primary-blue);
    gap: 10px;
}

/* 新闻网格布局 */
.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}


/* CTA直接子元素样式 */
.cta-section > .container > h2 {
    position: relative;
    z-index: 2;
    font-size: 36px;
    color: var(--white) !important;
    margin-bottom: 16px;
    font-weight: 700;
}

.cta-section > .container > p {
    position: relative;
    z-index: 2;
    font-size: 17px;
    color: rgba(255, 255, 255, 0.9) !important;
    margin-bottom: 32px;
}

.cta-section .cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    position: relative;
    z-index: 2;
}

.cta-section .btn-primary-white {
    display: inline-flex;
    align-items: center;
    padding: 16px 40px;
    background: #fff;
    color: #2563eb;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 15px;
    transition: all 0.3s ease;
}

.cta-section .btn-primary-white:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.2);
}

.cta-section .btn-transparent {
    display: inline-flex;
    align-items: center;
    padding: 16px 40px;
    background: transparent;
    color: #fff;
    border: 2px solid rgba(255,255,255,0.6);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 15px;
    transition: all 0.3s ease;
}

.cta-section .btn-transparent:hover {
    background: rgba(255,255,255,0.1);
    border-color: #fff;
}


/* ============================================
   内页正文样式（所有内页通用）
   ============================================ */

/* ----- 服务详情页 (services.html) ----- */
.service-detail {
    padding: 80px 0;
}

.service-detail.alt-bg {
    background: var(--bg-light);
}

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

.service-detail-grid.reverse {
    direction: rtl;
}

.service-detail-grid.reverse > * {
    direction: ltr;
}

.service-detail-text {
    padding-right: 20px;
}

.service-detail-text .section-tag {
    display: inline-block;
    font-size: 13px;
    font-weight: 700;
    color: var(--primary-orange);
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.service-detail-text h2 {
    font-size: 32px;
    color: var(--text-dark);
    margin-bottom: 16px;
    font-weight: 700;
}

.service-subtitle {
    font-size: 17px;
    color: var(--primary-blue);
    margin-bottom: 20px;
    font-weight: 600;
}

.service-detail-text > p {
    color: var(--text-body);
    line-height: 1.8;
    margin-bottom: 28px;
    font-size: 15px;
}

/* 服务特性列表 */
.service-features {
    display: flex;
    flex-direction: column;
    gap: 18px;
    margin-bottom: 32px;
}

.service-feature-item {
    display: flex;
    gap: 14px;
    align-items: flex-start;
}

.service-feature-item > i {
    color: var(--primary-orange);
    font-size: 18px;
    margin-top: 4px;
    flex-shrink: 0;
}

.service-feature-item h4 {
    font-size: 16px;
    color: var(--text-dark);
    margin-bottom: 4px;
    font-weight: 600;
}

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

/* 服务图片占位 */
.service-detail-image {
    width: 100%;
}

.service-img-placeholder {
    background: #f5f7fa;
    border-radius: 8px;
    height: 360px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    color: #94a3b8;
}

.service-img-placeholder i {
    font-size: 56px;
}

.service-img-placeholder span {
    font-size: 16px;
    font-weight: 500;
}

.service-img-placeholder.blue {
    background: #eff6ff;
    color: #2563eb;
}

.service-img-placeholder.orange {
    background: #fff7ed;
    color: #E8720C;
}

/* ----- 技术优势 (tech-advantages) ----- */
.tech-advantages {
    padding: 80px 0;
    background: #F8FAFB;
}

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

.advantage-card {
    background: var(--white);
    padding: 40px 28px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.advantage-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.advantage-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #E8720C, #ff9a44);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.advantage-icon i {
    font-size: 28px;
    color: #fff;
}

.advantage-card h3 {
    font-size: 18px;
    color: var(--text-dark);
    margin-bottom: 10px;
    font-weight: 600;
}

.advantage-card p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
}

/* ----- 关于我们 (about.html) ----- */
.about-section {
    padding: 80px 0;
}

.about-section.alt {
    background: var(--bg-light);
}

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

.about-intro-text h2 {
    font-size: 32px;
    color: var(--text-dark);
    margin-bottom: 20px;
    font-weight: 700;
}

.about-intro-text p {
    color: var(--text-body);
    line-height: 1.8;
    font-size: 15px;
    margin-bottom: 16px;
}

.about-intro-img {
    background: #f5f7fa;
    border-radius: 8px;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #94a3b8;
}

.about-intro-img i {
    font-size: 64px;
}

.feature-item {
    display: flex;
    gap: 14px;
    align-items: flex-start;
    margin-bottom: 18px;
}

.feature-item > i {
    color: var(--primary-orange);
    font-size: 20px;
    margin-top: 3px;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 40px;
}

.value-card {
    background: var(--white);
    padding: 36px 28px;
    box-shadow: var(--shadow-sm);
    text-align: center;
}

.value-icon {
    width: 64px;
    height: 64px;
    background: #eff6ff;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
}

.value-icon i {
    font-size: 26px;
    color: var(--primary-blue);
}

.value-card h4 {
    font-size: 17px;
    color: var(--text-dark);
    margin-bottom: 8px;
    font-weight: 600;
}

.value-card p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
}

/* 时间线 */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    padding-left: 30px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--border-light);
}

.timeline-item {
    position: relative;
    padding-bottom: 40px;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -34px;
    top: 4px;
    width: 12px;
    height: 12px;
    background: var(--primary-orange);
    border-radius: 50%;
    border: 3px solid #fff;
    box-shadow: 0 0 0 3px var(--primary-orange);
}

.timeline-year {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-orange);
    margin-bottom: 8px;
}

.timeline-content {
    background: var(--white);
    padding: 20px 24px;
    box-shadow: var(--shadow-sm);
    border-left: 3px solid var(--primary-orange);
}

.timeline-content h4 {
    font-size: 16px;
    color: var(--text-dark);
    margin-bottom: 6px;
}

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

/* ----- 联系我们 (contact.html) ----- */
.contact-section {
    padding: 80px 0;
}

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

.contact-info h2 {
    font-size: 32px;
    color: var(--text-dark);
    margin-bottom: 16px;
    font-weight: 700;
}

.contact-text {
    color: var(--text-body);
    line-height: 1.8;
    font-size: 15px;
    margin-bottom: 32px;
}

.contact-icon {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}

.contact-icon > div:first-child {
    width: 48px;
    height: 48px;
    background: #fff7ed;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon i:first-child {
    font-size: 20px;
    color: var(--primary-orange);
}

.contact-icon h4 {
    font-size: 16px;
    color: var(--text-dark);
    margin-bottom: 2px;
    font-weight: 600;
}

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

.map-placeholder {
    background: #eef2f6;
    border-radius: 8px;
    height: 100%;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #94a3b8;
    font-size: 16px;
}

.contact-form {
    background: var(--white);
    padding: 40px;
    box-shadow: var(--shadow-sm);
    border-radius: 8px;
}

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

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-light);
    border-radius: 6px;
    font-size: 15px;
    color: var(--text-dark);
    transition: var(--transition);
    font-family: inherit;
    box-sizing: border-box;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}

.form-group textarea {
    min-height: 140px;
    resize: vertical;
}

/* ----- 产品中心 (products.html) ----- */
.products-grid-2 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.product-card-2 {
    background: var(--white);
    border: 1px solid var(--border-light);
    overflow: hidden;
    transition: var(--transition);
}

.product-card-2:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.pc-icon {
    height: 200px;
    background: linear-gradient(135deg, #eff6ff, #dbeafe);
    display: flex;
    align-items: center;
    justify-content: center;
}

.pc-icon i {
    font-size: 56px;
    color: var(--primary-blue);
}

.product-card-2 .btn-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--primary-orange);
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    margin-top: 12px;
}

.product-card-2 .btn-link:hover {
    color: var(--primary-blue);
    gap: 10px;
}

/* ----- 产品详情 (product-detail.html) ----- */
.product-detail-section {
    padding: 80px 0;
}

.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.product-gallery {
    background: #f5f7fa;
    border-radius: 8px;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.product-gallery-icon {
    font-size: 80px;
    color: #cbd5e1;
}

.product-info-card {
    background: var(--white);
}

.product-info-card h2 {
    font-size: 32px;
    color: var(--text-dark);
    margin-bottom: 12px;
    font-weight: 700;
}

.tag {
    display: inline-block;
    background: #fff7ed;
    color: var(--primary-orange);
    padding: 4px 14px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 20px;
}

.product-info-card > p {
    color: var(--text-body);
    line-height: 1.8;
    font-size: 15px;
    margin-bottom: 28px;
}

.feature-list {
    margin-bottom: 28px;
}

.feature-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 8px 0;
    font-size: 14px;
    color: var(--text-body);
    list-style: none;
}

.feature-list li::before {
    content: '\2713';
    color: var(--primary-orange);
    font-weight: bold;
    flex-shrink: 0;
}

.spec-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 28px;
}

.spec-item {
    background: var(--bg-light);
    padding: 12px 16px;
    border-radius: 6px;
}

.spec-item .label {
    font-size: 12px;
    color: var(--text-light);
    margin-bottom: 4px;
}

.spec-item .value {
    font-size: 15px;
    color: var(--text-dark);
    font-weight: 600;
}

.cta-box {
    background: #eff6ff;
    padding: 28px;
    border-radius: 8px;
    text-align: center;
    margin-top: 24px;
}

.cta-box p {
    color: var(--text-body);
    margin-bottom: 16px;
    font-size: 15px;
}

/* ----- 解决方案 (solutions.html) ----- */
.solution-section {
    padding: 80px 0;
}

.solution-section.alt {
    background: var(--bg-light);
}

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

.solution-grid.reverse {
    direction: rtl;
}

.solution-grid.reverse > * {
    direction: ltr;
}

.solution-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.solution-card {
    background: var(--white);
    padding: 28px 22px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border-left: 3px solid transparent;
}

.solution-card:hover {
    border-left-color: var(--primary-orange);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.sc-icon {
    width: 48px;
    height: 48px;
    background: #fff7ed;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 14px;
}

.sc-icon i {
    font-size: 22px;
    color: var(--primary-orange);
}

.solution-card h4 {
    font-size: 16px;
    color: var(--text-dark);
    margin-bottom: 6px;
    font-weight: 600;
}

.solution-card p {
    font-size: 13px;
    color: var(--text-light);
    line-height: 1.6;
}

.solution-text h2 {
    font-size: 32px;
    color: var(--text-dark);
    margin-bottom: 16px;
    font-weight: 700;
}

.solution-tag {
    display: inline-block;
    font-size: 13px;
    font-weight: 700;
    color: var(--primary-orange);
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.solution-text > p {
    color: var(--text-body);
    line-height: 1.8;
    font-size: 15px;
    margin-bottom: 24px;
}

.solution-list {
    margin-bottom: 28px;
}

.solution-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 8px 0;
    font-size: 14px;
    color: var(--text-body);
    list-style: none;
}

.solution-list li::before {
    content: '\2713';
    color: var(--primary-orange);
    font-weight: bold;
    flex-shrink: 0;
}

.solution-img {
    background: #f5f7fa;
    border-radius: 8px;
    height: 380px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.solution-img i {
    font-size: 64px;
    color: #cbd5e1;
}

/* ----- 新闻列表 (news.html) ----- */
.news-filter {
    display: flex;
    gap: 12px;
    margin-bottom: 32px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 8px 22px;
    border: 1px solid var(--border-light);
    background: var(--white);
    border-radius: 30px;
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition);
    color: var(--text-body);
}

.filter-btn.active,
.filter-btn:hover {
    background: var(--primary-orange);
    color: #fff;
    border-color: var(--primary-orange);
}

.news-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.news-card-v2 {
    display: flex;
    background: var(--white);
    border: 1px solid var(--border-light);
    overflow: hidden;
    transition: var(--transition);
}

.news-card-v2:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.news-card-thumb {
    width: 280px;
    flex-shrink: 0;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.news-card-thumb.orange { background: #fff7ed; }
.news-card-thumb.blue { background: #eff6ff; }
.news-card-thumb.mix { background: linear-gradient(135deg, #fff7ed, #eff6ff); }

.news-card-thumb i {
    font-size: 48px;
    color: #94a3b8;
}

.news-card-body {
    padding: 24px 28px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.news-card-date {
    font-size: 13px;
    color: var(--text-light);
    margin-bottom: 8px;
}

.news-card-body h3 {
    font-size: 19px;
    color: var(--text-dark);
    margin-bottom: 10px;
    font-weight: 600;
    line-height: 1.4;
}

.news-card-body > p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
    flex: 1;
    margin-bottom: 16px;
}

.read-more {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--primary-orange);
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    align-self: flex-start;
}

.read-more:hover {
    color: var(--primary-blue);
    gap: 10px;
}

.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 40px;
}

.page-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-light);
    background: var(--white);
    border-radius: 6px;
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    color: var(--text-body);
}

.page-btn.active,
.page-btn:hover {
    background: var(--primary-orange);
    color: #fff;
    border-color: var(--primary-orange);
}



/* ============================================
   新闻详情页 - 简洁清爽
   ============================================ */
.article-body-section {
    padding: 70px 0 90px;
}

.article-body-wrapper {
    max-width: 80%;
    margin: 0 auto;
}

.article-back-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--text-light);
    text-decoration: none;
    font-size: 14px;
    margin-bottom: 28px;
    transition: var(--transition);
}

.article-back-link:hover {
    color: var(--primary-orange);
}

.article-title {
    font-size: 36px;
    color: var(--text-dark);
    line-height: 1.35;
    font-weight: 700;
    margin-bottom: 20px;
}

.article-info-bar {
    display: flex;
    gap: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid #eef2f6;
    margin-bottom: 36px;
    font-size: 14px;
    color: var(--text-light);
}

.article-info-bar span {
    display: flex;
    align-items: center;
    gap: 6px;
}

/* 正文 */
.article-text {
    font-size: 16px;
    line-height: 1.95;
    color: #374151;
}

.article-text p {
    margin-bottom: 22px;
}

.article-text h2 {
    font-size: 22px;
    color: var(--text-dark);
    font-weight: 700;
    margin: 36px 0 16px;
    padding-top: 8px;
}

.article-text img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin: 28px 0;
}

/* 标签 */
.article-tags-row {
    display: flex;
    gap: 10px;
    margin-top: 40px;
    padding-top: 24px;
    border-top: 1px solid #eef2f6;
}

.atag {
    background: #f5f7fa;
    color: var(--text-body);
    padding: 5px 16px;
    border-radius: 20px;
    font-size: 13px;
}

/* 上下篇 */
.article-pager {
    display: flex;
    justify-content: space-between;
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid #eef2f6;
}

.article-pager a {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--text-body);
    text-decoration: none;
    font-size: 14px;
    max-width: 45%;
    transition: var(--transition);
}

.article-pager a:hover {
    color: var(--primary-orange);
}


/* ============================================
   通用内页样式（联系我们 / 通用两栏布局）
   ============================================ */
.inner-page-section {
    padding: 80px 0;
}

.inner-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

/* 左侧联系信息 */
.inner-info {
    padding-right: 20px;
}

.inner-title {
    font-size: 32px;
    color: var(--text-dark);
    margin-bottom: 12px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
}

.inner-title i {
    color: var(--primary-orange);
    font-size: 26px;
}

.inner-desc {
    color: var(--text-body);
    line-height: 1.8;
    font-size: 15px;
    margin-bottom: 32px;
}

/* 联系信息列表 */
.info-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.info-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.info-icon {
    width: 48px;
    height: 48px;
    background: #fff7ed;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.info-icon i {
    font-size: 20px;
    color: var(--primary-orange);
}

.info-item h4 {
    font-size: 16px;
    color: var(--text-dark);
    margin-bottom: 2px;
    font-weight: 600;
}

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

.info-item a {
    color: var(--primary-blue);
    text-decoration: none;
}

.info-item a:hover {
    color: var(--primary-orange);
}

/* 右侧表单 */
.inner-form {
    background: var(--white);
    padding: 40px;
    box-shadow: var(--shadow-sm);
    border-radius: 8px;
}

.inner-form .inner-title {
    margin-bottom: 28px;
}

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

.required {
    color: #ef4444;
}

/* 提交按钮 */
.btn-submit {
    width: 100%;
    padding: 14px 0;
    background: var(--primary-orange);
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-submit:hover {
    background: #d65f00;
}

/* 地图区域 */
.map-area {
    margin-top: 60px;
}

.map-placeholder {
    background: #eef2f6;
    border-radius: 8px;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    color: #94a3b8;
    font-size: 16px;
}

.map-placeholder i {
    font-size: 28px;
}