/* 全局样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
h1.section-title {
    text-align: center;
}
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    font-size: 14px;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

html,
body {
    /* 防止导航隐藏的下拉菜单把页面撑宽，出现右侧留白/横向滚动条 */
    overflow-x: hidden;
    overflow-x: clip;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 头部样式 */
.header {
    background-color: #fff;
    border-bottom: 1px solid #e5e5e5;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.header .container {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    min-height: 70px;
    position: relative;
}

.logo {
    z-index: 1001;
}

.logo img {
    height: 40px;
    width: auto;
}

/* 移动端菜单按钮 */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 46px;
    height: 40px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
    position: relative;
    border-radius: 4px;
    transition: background 0.3s ease;
    box-sizing: border-box;
}

.mobile-menu-toggle:hover {
    background: rgba(0, 87, 183, 0.08);
}

.mobile-menu-toggle:active {
    background: rgba(0, 87, 183, 0.14);
}

.mobile-menu-toggle span {
    display: block;
    width: 100%;
    height: 3px;
    background-color: #1f5fa8;
    border-radius: 3px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    transform-origin: center;
}

.mobile-menu-toggle.active span {
    background-color: #0057b7;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: translateY(10.5px) rotate(45deg);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: translateY(-10.5px) rotate(-45deg);
}

/* 移动端菜单遮罩 */
.mobile-menu-overlay {
    display: none;
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(5, 29, 58, 0.42);
    z-index: 998;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s;
    backdrop-filter: blur(2px);
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

.nav ul {
    display: flex;
    gap: 30px;
    list-style: none;
}

.nav li {
    flex-shrink: 0;
}

.nav a {
    font-size: 16px;
    color: #333;
    font-weight: 700;
    position: relative;
    display: block;
    padding: 10px 0;
    text-transform: uppercase;
    font-family: "Roboto Condensed", Helvetica, Arial, system-ui, sans-serif !important;
}

.nav a:hover {
    color: #0057b7;
}

.nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: #2a8bdc;
    transition: width 0.3s ease;
}

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

/* 搜索图标按钮 */
.nav-item-icon {
    display: flex;
    align-items: center;
    padding: 0 10px;
}

.search-toggle {
    font-size: 16px;
    color: #333;
    padding: 8px 10px;
    background: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.search-toggle:hover {
    color: #0057b7;
}

.search-toggle .icon {
    width: 20px;
    height: 20px;
    fill: currentColor;
    transition: transform 0.3s ease;
}

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

/* 搜索栏 */
.search-bar {
    position: relative;
    background: #fff;
    border-top: 1px solid #dbeaf8;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transform: translateY(-22px);
    transform-origin: top center;
    transition: max-height 0.58s cubic-bezier(0.22, 1, 0.36, 1), 
                opacity 0.28s ease,
                padding 0.58s cubic-bezier(0.22, 1, 0.36, 1),
                transform 0.58s cubic-bezier(0.22, 1, 0.36, 1),
                box-shadow 0.3s ease;
    padding: 0;
    z-index: 999;
    will-change: max-height, transform, opacity, padding;
}

.search-bar.active,
.search-bar[aria-hidden="false"] {
    max-height: 170px;
    opacity: 1;
    padding: 30px 0;
    transform: translateY(0);
    box-shadow: 0 10px 28px rgba(16, 32, 51, 0.08);
}

.search-wrapper {
    display: flex;
    align-items: center;
    gap: 15px;
    width: min(720px, 100%);
    margin: 0 auto;
    transform: translateY(-18px);
    opacity: 0;
    transition: transform 0.58s cubic-bezier(0.22, 1, 0.36, 1) 0.02s,
                opacity 0.32s ease 0.05s;
    will-change: transform, opacity;
}

.search-bar.active .search-wrapper,
.search-bar[aria-hidden="false"] .search-wrapper {
    transform: translateY(0);
    opacity: 1;
}

.search-input {
    flex: 1;
    min-width: 0;
    padding: 12px 20px;
    border: 2px solid #cfe2f5;
    border-radius: 12px;
    font-size: 15px;
    outline: none;
    transition: all 0.3s ease;
    background: rgba(255,255,255,.92);
    box-shadow: inset 0 1px 2px rgba(16,32,51,.04);
}

.search-input:focus {
    border-color: #0057b7;
    box-shadow: 0 0 0 4px rgba(0, 87, 183, 0.10);
}

.search-input::placeholder {
    color: #999;
    transition: opacity 0.3s ease;
}

.search-input:focus::placeholder {
    opacity: 0.6;
}

.search-submit-btn {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #2a8bdc 0%, #0057b7 100%);
    border: none;
    border-radius: 12px;
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    box-shadow: 0 10px 20px rgba(0, 87, 183, 0.18);
}

.search-bar .container {
    width: 100%;
}

.search-submit-btn:hover {
    background: linear-gradient(135deg, #3a9ae8 0%, #1f6ec0 100%);
    transform: translateY(-1px) scale(1.03);
}

.search-submit-btn .icon {
    width: 20px;
    height: 20px;
    fill: currentColor;
}

/* Header */
.skip-link {
    position: absolute;
    left: -9999px;
    top: 12px;
    z-index: 1000;
    background: #ffcc33;
    color: #102033;
    padding: 10px 16px;
    border-radius: 999px;
    font-weight: 700;
    text-decoration: none;
}

.skip-link:focus {
    left: 12px;
}

.header {
    position:relative;
    top: 0;
    z-index: 999;
    background: rgba(255,255,255,.92);
    backdrop-filter: blur(14px);
    box-shadow: 0 6px 24px rgba(16,32,51,.08);
}

.header-top {
    background: linear-gradient(90deg, #eaf5ff 0%, #dff0ff 55%, #cfe7fb 100%);
    color: #1e4f86;
    font-size: 13px;
    border-bottom: 1px solid rgba(0, 87, 183, 0.08);
    display: none;
}

.header-top__inner,
.header-main__inner {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 20px;
}

.header-top__inner {
    min-height: 38px;
    align-items: center;
}

.header-top__contact {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
}

.header-top__contact a,
.header-top__contact span,
.header-top__tagline {
    color: #1e4f86;
    text-decoration: none;
}

.header-main {
    padding: 8px 0 6px;
}

.header-main__inner {
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

/* logo 单独一行居中 */
.logo {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-shrink: 0;
    padding: 0;
    z-index: 1001;
}

.logo img {
    display: block;
    height: 44px;
    width: auto;
    flex-shrink: 0;
}

.nav {
    display: flex;
    justify-content: center;
    width: 100%;
    flex: 0 0 auto;
    min-width: 0;
}

.nav .main-menu {
    display: flex;
    align-items: center;
    justify-content: left;
    flex-wrap: wrap;
    column-gap: 24px;
    row-gap: 6px;
    list-style: none;
    margin: 0;
    padding: 0;
    max-width: 100%;
    width: 100%;
}

.nav .main-menu > li {
    display: flex;
    align-items: center;
}

.nav .main-menu a {
    color: #102033;
    text-decoration: none;
    font-weight: 700;
    white-space: nowrap;
    padding: 4px 0;
}

.home-search-block {
    margin-top: 28px;
    padding: 24px;
    border: 1px solid #e7eef7;
    border-radius: 20px;
    background: linear-gradient(180deg, #f7fbff 0%, #ffffff 100%);
    box-shadow: 0 10px 30px rgba(16,32,51,.06);
}

.home-search-form {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
    max-width: 860px;
    margin: 0 auto;
    /* 重置 .search-wrapper 的动画初始状态，确保首页搜索框始终可见 */
    opacity: 1;
    transform: none;
    transition: none;
}

.home-search-input {
    flex: 1;
    min-width: 0;
    min-height: 52px;
    padding: 0 18px;
    border-radius: 14px;
    border: 1.5px solid #cfe2f5;
    background: #fff;
    font-size: 15px;
    color: #102033;
    outline: none;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.home-search-input:focus {
    border-color: #0057b7;
    box-shadow: 0 0 0 3px rgba(0, 87, 183, 0.10);
}

.home-search-input::placeholder {
    color: #aab4be;
}

.home-search-submit {
    flex-shrink: 0;
    min-height: 52px;
    min-width: 64px;
    padding: 0 22px;
    border-radius: 14px;
    border: none;
    background: linear-gradient(135deg, #2a8bdc 0%, #0057b7 100%);
    color: #fff;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 14px rgba(0, 87, 183, 0.22);
    transition: background 0.3s ease, box-shadow 0.3s ease, transform 0.2s ease;
}

.home-search-submit:hover {
    background: linear-gradient(135deg, #3a9ae8 0%, #1f6ec0 100%);
    box-shadow: 0 6px 18px rgba(0, 87, 183, 0.30);
    transform: translateY(-1px);
}

.home-search-submit .icon {
    width: 22px;
    height: 22px;
    fill: currentColor;
}

.nav-item-icon {
    display: flex;
    align-items: center;
}

.search-toggle {
    width: 38px;
    height: 38px;
    border: 0;
    border-radius: 50%;
    background: #f3f6fb;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.search-toggle .icon,
.search-submit-btn .icon {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

/* 旧版搜索样式已移除，避免覆盖顶部搜索栏的展开动画 */

.search-submit-btn {
    min-width: 56px;
    min-height: 48px;
    border: 0;
    border-radius: 12px;
    background: #0057b7;
    color: #fff;
}

.mobile-menu-toggle {
    display: none;
}

.mobile-menu-overlay {
    display: none;
}

/* Shared layout */
.site-home,
.category-archive {
    background: #f6f8fb;
}

.section-padding {
    padding: 72px 0 0 0;
}

.section-header {
    text-align: center;
    max-width: 920px;
    margin: 0 auto 36px;
}

.section-label {
    display: inline-block;
    margin: 0 0 14px;
    padding: 6px 14px;
    border-radius: 999px;
    background: rgba(0, 87, 183, 0.08);
    color: #0057b7;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.section-header h1,
.section-header h2 {
    margin: 0;
    color: #102033;
    line-height: 1.2;
}

.section-header h1 {
    font-size: clamp(30px, 4vw, 48px);
}

.section-header h2 {
    font-size: clamp(24px, 3vw, 36px);
}

.section-lead,
.home-intro__content p {
    color: #516173;
    font-size: 17px;
    line-height: 1.85;
}

.archive-hero {
    padding: 48px 0 28px;
}

.archive-breadcrumb {
    display: flex;
    gap: 10px;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
    font-size: 14px;
}

.archive-breadcrumb a {
    color: #2a67ad;
    text-decoration: none;
}

.archive-header h1 {
    margin-bottom: 14px;
}

.archive-description,
.archive-empty,
.archive-sidebar .home-focus-box {
    text-align: left;
}

.archive-layout {
    display: grid;
    grid-template-columns: minmax(0, 2fr) minmax(280px, 1fr);
    gap: 28px;
    align-items: start;
}

.archive-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
}

.archive-card {
    background: #fff;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(16,32,51,.06);
    border: 1px solid #e7eef7;
}

.archive-card__link {
    display: block;
    color: inherit;
    text-decoration: none;
    height: 100%;
}

.archive-card--text .archive-card__body {
    padding: 24px;
}

.archive-card__body {
    padding: 20px;
}

.archive-card__meta {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 10px;
    font-size: 13px;
    color: #7a8796;
}

.archive-card__badge,
.home-focus-item__badge {
    display: inline-flex;
    align-items: center;
    min-height: 24px;
    padding: 0 10px;
    border-radius: 999px;
    background: rgba(0, 87, 183, 0.08);
    color: #0057b7;
    font-weight: 700;
    font-size: 12px;
}

.archive-card__body h2 {
    margin: 0 0 10px;
    font-size: 20px;
    line-height: 1.45;
    color: #102033;
}

.archive-card__body p {
    margin: 0;
    color: #516173;
    line-height: 1.75;
}

.archive-pagination {
    margin-top: 26px;
    display: flex;
    justify-content: center;
}

.archive-pagination .page-numbers {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 38px;
    height: 38px;
    margin: 0 4px;
    padding: 0 10px;
    border-radius: 999px;
    background: #fff;
    color: #2a67ad;
    text-decoration: none;
    box-shadow: 0 6px 18px rgba(16,32,51,.06);
}

.archive-pagination .page-numbers.current {
    background: linear-gradient(135deg, #2a8bdc 0%, #0057b7 100%);
    color: #fff;
}

.archive-empty {
    padding: 36px;
    background: #fff;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(16,32,51,.06);
}

/* Hero Banner 轮播 */
.hero-carousel {
    position: relative;
    width: 100%;
    overflow: hidden;
    background: linear-gradient(180deg, #08111f 0%, #0d1f35 100%);
}

.carousel-track {
    position: relative;
    width: 100%;
}

.carousel-slide {
    display: none;
    position: relative;
    width: 100%;
}

.carousel-slide.active {
    display: block;
}

.carousel-slide img {
    display: block;
    width: 100%;
    height: 300px;
    object-fit: cover;
    background-color: #e1e1e1;
}

.slide-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    z-index: 2;
    background: linear-gradient(90deg, rgba(8,17,31,.82) 0%, rgba(8,17,31,.45) 48%, rgba(8,17,31,.12) 100%);
}

.slide-content {
    max-width: 760px;
    color: #fff;
    animation: slideInUp 0.8s ease-out;
}

.hero-kicker {
    margin: 0 0 14px;
    font-size: 15px;
    letter-spacing: .18em;
    text-transform: uppercase;
    color: rgba(255,255,255,.82);
}

.hero-title {
    margin: 0 0 18px;
    font-size: clamp(34px, 5vw, 68px);
    line-height: 1.08;
    font-weight: 800;
    text-shadow: 0 10px 30px rgba(0,0,0,.22);
}

.hero-summary {
    margin: 0 0 28px;
    max-width: 620px;
    font-size: 18px;
    line-height: 1.8;
    color: rgba(255,255,255,.86);
}

.hero-actions {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

.hero-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0 22px;
    border-radius: 999px;
    text-decoration: none;
    font-weight: 700;
    transition: transform .2s ease, background .2s ease, color .2s ease;
}

.hero-btn:hover {
    transform: translateY(-2px);
}

.hero-btn-primary {
    background: #ffcc33;
    color: #102033;
}

.hero-btn-secondary {
    background: rgba(255,255,255,.12);
    color: #fff;
    border: 1px solid rgba(255,255,255,.18);
}

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

.carousel-control {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(255,255,255,.1);
    border: 1px solid rgba(255,255,255,.18);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.carousel-control:hover {
    background: rgba(255,255,255,.18);
}

.carousel-control svg {
    width: 24px;
    height: 24px;
}

.carousel-control.prev { left: 24px; }
.carousel-control.next { right: 24px; }

.carousel-indicators {
    position: absolute;
    bottom: 26px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 12px;
    z-index: 10;
}

.carousel-indicator {
    width: 12px;
    height: 12px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.45);
    border: 0;
    cursor: pointer;
    transition: all 0.3s ease;
}

.carousel-indicator.active {
    width: 34px;
    background: #ffcc33;
}

.home-intro {
    background: #fff;
}

.home-intro__content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.home-intro__tags {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
    margin-top: 28px;
}

.home-tag {
    display: inline-flex;
    align-items: center;
    min-height: 42px;
    padding: 0 16px;
    border-radius: 999px;
    text-decoration: none;
    background: #f0f5ff;
    color: #1f4c8f;
    font-weight: 600;
    transition: all .2s ease;
}

.home-tag:hover {
    background: #1f4c8f;
    color: #fff;
}

.home-section-grid,
.home-focus-grid,
.featured-grid,
.seo-copy-grid {
    display: grid;
    gap: 24px;
}

.home-section-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.home-section-card,
.home-focus-box,
.featured-card,
.seo-copy-item,
.home-focus-item {
    background: #fff;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(16,32,51,.06);
}

.home-section-card {
    padding: 24px;
    border: 1px solid #e7eef7;
    border-radius: 22px;
    background: #fff;
    box-shadow: 0 10px 30px rgba(16,32,51,.06);
    overflow: hidden;
}

.home-section-card__header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    padding: 16px 18px 14px;
    margin: -24px -24px 16px;
    background: linear-gradient(180deg, #f7fbff 0%, #eef6ff 100%);
    border-bottom: 1px solid rgba(42, 139, 220, 0.10);
    position: relative;
}

.home-section-card__header::after {
    content: '';
    position: absolute;
    left: 18px;
    right: 18px;
    bottom: 0;
    height: 1px;
    background: linear-gradient(90deg, rgba(73,167,255,0.35), rgba(0,87,183,0));
}

.home-section-card__label {
    display: inline-flex;
    align-items: center;
    min-height: 26px;
    padding: 0 10px;
    margin-bottom: 10px;
    border-radius: 999px;
    background: rgba(0, 87, 183, 0.08);
    color: #0057b7;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .08em;
}

.home-section-card h3 {
    margin: 0;
    font-size: 22px;
}

.home-section-card h3 a,
.home-section-card__more,
.home-section-list a,
.home-focus-item h3 a,
.home-focus-box a,
.featured-body h3 a {
    color: #102033;
    text-decoration: none;
}

.home-section-card__more {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 32px;
    padding: 0 12px;
    border-radius: 999px;
    background: #fff;
    border: 1px solid rgba(0, 87, 183, 0.12);
    color: #0057b7;
    font-weight: 700;
    white-space: nowrap;
    transition: all .2s ease;
    box-shadow: 0 6px 16px rgba(16,32,51,.04);
}

.home-section-card__more:hover {
    background: #0057b7;
    color: #fff;
    border-color: #0057b7;
    transform: translateY(-1px);
}

.home-section-card__desc {
    margin: 0 0 18px;
    color: #516173;
    line-height: 1.7;
}

.home-section-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.home-section-list li {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    padding: 12px 0;
    border-top: 1px solid #edf1f7;
    font-size: 14px;
}

.home-section-list time,
.home-focus-item__meta time,
.featured-body time {
    color: #7a8796;
    white-space: nowrap;
}

.home-focus-grid {
    grid-template-columns: minmax(0, 2fr) minmax(280px, 1fr);
    align-items: start;
}

.home-focus__main {
    display: grid;
    gap: 18px;
}

.home-focus-item {
    padding: 24px;
}

.home-focus-item__content {
    position: relative;
}

.home-focus-item__topline {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    margin-bottom: 10px;
}

.home-focus-item__badge {
    display: inline-flex;
    align-items: center;
    min-height: 26px;
    padding: 0 10px;
    border-radius: 999px;
    background: rgba(0, 87, 183, 0.1);
    color: #0057b7;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
}

.home-focus-item h3,
.featured-body h3 {
    margin: 0 0 10px;
    font-size: 20px;
    line-height: 1.45;
}

.home-focus-item__meta {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 12px;
    font-size: 13px;
    color: #7a8796;
}

.home-focus-box {
    padding: 22px;
    margin-bottom: 18px;
    border: 1px solid #e7eef7;
}

.home-focus-box h3 {
    margin-top: 0;
    color: #0f345d;
}

.home-focus-box ul {
    margin: 0;
}

.home-focus-box li + li {
    margin-top: 10px;
}

.home-focus-box p,
.home-focus-box a,
.home-focus-box li {
    color: #4c627b;
    line-height: 1.75;
}

.featured-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.featured-card-link {
    display: block;
    height: 100%;
    color: inherit;
    text-decoration: none;
}

.featured-thumb img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    border-radius: 20px 20px 0 0;
}

.featured-body {
    padding: 20px;
}

.featured-body p {
    margin: 10px 0 0;
    color: #516173;
    line-height: 1.7;
}

.seo-copy-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.seo-copy-item {
    padding: 24px;
}

.seo-copy-item h3 {
    margin-top: 0;
}

@media (max-width: 1200px) {
    .carousel-slide img { height: 560px; }
    .home-section-grid,
    .featured-grid,
    .seo-copy-grid,
    .archive-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 1024px) {
    .hero-carousel {
        height: auto;
    }
    .carousel-slide img {
        height: 500px;
    }
    .home-focus-grid {
        grid-template-columns: 1fr;
    }
    .carousel-control.prev { left: 16px; }
    .carousel-control.next { right: 16px; }
    .header-top__inner,
    .header-main__inner {
        padding-left: 0;
        padding-right: 0;
    }
    .nav .main-menu {
        column-gap: 16px;
        row-gap: 6px;
    }
    .header-top {
        background: linear-gradient(90deg, #edf7ff 0%, #e1f0fb 100%);
    }
}

@media (max-width: 768px) {
    .section-padding { padding: 54px 0; }
    .section-header { margin-bottom: 26px; }
    .hero-title { font-size: 34px; }
    .hero-summary { font-size: 16px; }
    .carousel-slide img { height: 420px; }
    .home-section-grid,
    .featured-grid,
    .seo-copy-grid { grid-template-columns: 1fr; }
    .home-section-card {
        padding: 18px;
        border-radius: 18px;
    }
    .home-section-card__header {
        margin: -18px -18px 14px;
        padding: 14px 14px 12px;
        flex-direction: column;
        gap: 10px;
        align-items: flex-start;
    }
    .home-section-card__more {
        align-self: flex-start;
    }
    .home-section-list li { flex-direction: column; }
    .header-top {
        display: none;
    }
    .header-main {
        padding: 10px 0 8px;
    }
    .header-main__inner {
        min-height: auto;
        gap: 10px;
    }
    .logo {
        position: static;
        transform: none;
        width: 100%;
    }
    .logo img {
        height: 34px;
    }
    .mobile-menu-toggle {
        display: inline-flex;
        position: absolute;
        right: 20px;
        top: 50%;
        transform: translateY(-50%);
        flex-direction: column;
        gap: 5px;
        width: 42px;
        height: 42px;
        border: 0;
        background: #f3f6fb;
        border-radius: 12px;
        align-items: center;
        justify-content: center;
    }
    .mobile-menu-toggle span {
        width: 18px;
        height: 2px;
        background: #102033;
        border-radius: 2px;
    }
    .nav {
        display: block;
        position: fixed;
        top: var(--mobile-header-height, 60px);
        left: 0;
        right: 0;
        width: 100%;
        height: calc(100vh - var(--mobile-header-height, 60px));
        max-height: none;
        padding: 0 0 env(safe-area-inset-bottom, 40px);
        background: #fff;
        box-shadow: 0 18px 40px rgba(16,32,51,.14);
        transition: transform .28s ease, opacity .28s ease, visibility .28s ease;
        transform: translateY(-8px);
        opacity: 0;
        visibility: hidden;
        z-index: 1001;
        overflow-y: auto;
        overflow-x: hidden;
        overscroll-behavior: contain;
        -webkit-overflow-scrolling: touch;
    }
    .nav.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    .nav .main-menu {
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 8px 0 40px;
    }
    .nav .main-menu a {
        display: block;
        padding: 15px 20px;
        border-radius: 0;
        background: #fff;
    }
    .mobile-menu-overlay {
        display: block;
        position: fixed;
        inset: 0;
        background: rgba(8,17,31,.5);
        opacity: 0;
        visibility: hidden;
        transition: all .28s ease;
        z-index: 999;
    }
    .mobile-menu-overlay.active {
        opacity: 1;
        visibility: visible;
    }
}

@media (max-width: 480px) {
    .carousel-slide img { height: 320px; }
    .hero-actions { gap: 10px; }
    .hero-btn { width: 100%; }
    .carousel-control {
        width: 38px;
        height: 38px;
    }
    .carousel-indicators {
        bottom: 18px;
    }
    .search-wrapper {
        flex-direction: column;
    }
    .search-submit-btn {
        width: 100%;
        min-width: 0;
    }
    .home-search-form {
        flex-direction: row;
        flex-wrap: nowrap;
    }
    .home-search-input {
        min-height: 46px;
        font-size: 14px;
    }
    .home-search-submit {
        min-height: 46px;
        min-width: 52px;
        padding: 0 14px;
    }
}

/* Footer */
.footer {
    background: #0b1626;
    color: rgba(255,255,255,.8);
    padding: 64px 0 22px;
}

.footer-top--grid {
    display: grid;
    grid-template-columns: 1.3fr 1fr 1fr 1.2fr;
    gap: 28px;
    align-items: start;
}

.footer-logo {
    display: inline-flex;
    text-decoration: none;
    margin-bottom: 16px;
}

.footer-logo__mark {
    font-size: 22px;
    font-weight: 800;
    color: #fff;
    letter-spacing: .04em;
}

.footer-brand__desc {
    margin: 0 0 20px;
    line-height: 1.8;
    color: rgba(255,255,255,.72);
}

.footer-col h4 {
    margin: 0 0 16px;
    color: #fff;
    font-size: 18px;
}

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

.footer-col li + li {
    margin-top: 10px;
}

.footer-col a,
.footer-col span,
.footer-links a,
.copyright p {
    color: rgba(255,255,255,.72);
    text-decoration: none;
    line-height: 1.7;
}

.footer-col a:hover,
.footer-links a:hover {
    color: #ffcc33;
}

.footer-social {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 18px;
}

.social-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255,255,255,.08);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: transform .2s ease, background .2s ease;
}

.social-icon:hover {
    transform: translateY(-2px);
    background: rgba(255,255,255,.16);
}

.social-icon img {
    width: 18px;
    height: 18px;
}

.footer-bottom {
    display: flex;
    gap: 16px;
    justify-content: space-between;
    align-items: center;
    margin-top: 38px;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,.12);
}

.footer-menu {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.scroll-top {
    position: fixed;
    bottom: 28px;
    right: 28px;
    width: 48px;
    height: 48px;
    background: #ffcc33;
    border: 0;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
    box-shadow: 0 10px 24px rgba(0,0,0,.18);
}

.scroll-top.show {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    transform: translateY(-2px);
}

.scroll-top img {
    width: 18px;
    height: 18px;
}

.mobile-fab-bar {
    display: none;
}

.wechat-modal {
    display: none;
}

@media (max-width: 768px) {
    .footer {
        padding-top: 48px;
        padding-bottom: 88px;
    }
    .footer-top--grid {
        grid-template-columns: 1fr;
    }
    .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
    }
    .footer-menu {
        gap: 12px;
    }
    .scroll-top {
        right: 16px;
        bottom: 96px;
    }
    .mobile-fab-bar {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 8px;
        position: fixed;
        left: 10px;
        right: 10px;
        bottom: 10px;
        z-index: 998;
        padding: 8px;
        border-radius: 18px;
        background: rgba(255,255,255,.96);
        box-shadow: 0 10px 30px rgba(16,32,51,.14);
        backdrop-filter: blur(10px);
    }
    .mobile-fab-item {
        min-height: 64px;
        border: 0;
        border-radius: 14px;
        background: linear-gradient(180deg, #f7fbff 0%, #eef6ff 100%);
        color: #102033;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 4px;
        text-decoration: none;
        cursor: pointer;
        box-shadow: inset 0 1px 0 rgba(255,255,255,.7);
    }
    .mobile-fab-item--call {
        background: linear-gradient(180deg, #eef8ff 0%, #dff0ff 100%);
    }
    .mobile-fab-item--wechat {
        background: linear-gradient(180deg, #f0fdf4 0%, #dcfce7 100%);
    }
    .mobile-fab-item--h5 {
        background: linear-gradient(180deg, #fff7ed 0%, #ffedd5 100%);
    }
    .mobile-fab-icon {
        font-size: 20px;
        line-height: 1;
    }
    .mobile-fab-icon img{width: 20px; height: 20px;}
    .mobile-fab-label {
        font-size: 12px;
        font-weight: 700;
    }
    .wechat-modal {
        display: none;
        position: fixed;
        inset: 0;
        z-index: 1002;
        align-items: center;
        justify-content: center;
    }
    .wechat-modal.active {
        display: flex;
    }
    .wechat-modal__overlay {
        position: absolute;
        inset: 0;
        background: rgba(8,17,31,.55);
    }
    .wechat-modal__panel {
        position: relative;
        width: min(86vw, 320px);
        background: #fff;
        border-radius: 22px;
        padding: 22px 20px 20px;
        text-align: center;
        box-shadow: 0 20px 50px rgba(0,0,0,.22);
        z-index: 1;
    }
    .wechat-modal__close {
        position: absolute;
        top: 10px;
        right: 10px;
        width: 32px;
        height: 32px;
        border: 0;
        border-radius: 50%;
        background: #f3f6fb;
        font-size: 20px;
        cursor: pointer;
    }
    .wechat-modal__panel h3 {
        margin: 0 0 14px;
        color: #102033;
        font-size: 18px;
    }
    .wechat-modal__qr img {
        width: 180px;
        height: 180px;
        object-fit: cover;
        margin: 0 auto 14px;
        border-radius: 16px;
        background: #f8fafc;
    }
    .wechat-modal__id {
        margin: 0 0 14px;
        color: #516173;
        font-size: 14px;
    }
    .wechat-modal__open {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 100%;
        min-height: 44px;
        border-radius: 12px;
        background: linear-gradient(135deg, #2a8bdc 0%, #0057b7 100%);
        color: #fff;
        text-decoration: none;
        font-weight: 700;
    }
}


.product-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 25px;
}

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

.product-card h3 {
    font-size: 16px;
    font-weight: 600;
    color: #1a1a1a;
    margin-bottom: 15px;
}

.product-card p {
    font-size: 13px;
    color: #666;
    line-height: 1.6;
}

/* 设备展示 */
.product-devices {
    display: none;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}

.product-devices.active {
    display: grid;
}

.device-item {
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.device-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}

.device-image {
    width: 100%;
    overflow: hidden;
    background: #f8f9fa;
}

.device-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.device-item:hover .device-image img {
    transform: scale(1.05);
}

.device-info {
    padding: 20px;
    text-align: center;
}

.device-info h4 {
    font-size: 16px;
    font-weight: 600;
    color: #1a1a1a;
    margin-bottom: 10px;
}

.device-info p {
    font-size: 13px;
    color: #666;
    line-height: 1.6;
    margin: 0;
}

/* 分页点 */
.pagination {
    display: flex;
    justify-content: center;
    gap: 12px;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: #d0d0d0;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.dot.active {
    background-color: #000000;
}

.dot:hover {
    background-color: #000000;
}

/* Banner网格 */
.banner-grid {
    padding: 80px 0;
    background-color: #fff;
}

/* About Box */
.about_box {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about_column {
    padding-right: 20px;
}

.about_column .main_title h2 {
    font-size: 42px;
    font-weight: 700;
    color: #000;
    margin-bottom: 30px;
    line-height: 1.2;
}

.about_text {
    margin-bottom: 30px;
}

.about_text p {
    font-size: 16px;
    line-height: 1.8;
    color: #333;
    margin-bottom: 20px;
}

.main_more {
    display: inline-block;
    padding: 14px 40px;
    background-color: #16a34a;
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.main_more:hover {
    background-color: #15803d;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(22, 163, 74, 0.3);
}

.about_box .right {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.about_box .image {
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.about_box .image iframe {
    width: 100%;
    height: 400px;
    border: none;
    display: block;
}

.num_section {
    background-color: #f8f9fa;
    border-radius: 8px;
    padding: 30px 20px;
}

.num_section ul {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    list-style: none;
    padding: 0;
    margin: 0;
}

.num_section li {
    text-align: center;
}

.num_section .icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 15px;
}

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

.num_section .num {
    font-size: 36px;
    font-weight: 700;
    color: #16a34a;
    margin-bottom: 10px;
}

.num_section p {
    font-size: 14px;
    color: #666;
    margin: 0;
}

.clearfix::after {
    content: "";
    display: table;
    clear: both;
}

/* 视频区域 */
.video-section {
    padding: 80px 0;
    background-color: #fff;
}

.video-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-bottom: 50px;
}

.video-card {
    background-color: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
}

.video-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.video-thumbnail {
    position: relative;
    width: 100%;
    height: 180px;
    background-color: #1a1a1a;
    overflow: hidden;
}

.video-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.video-card:hover .video-thumbnail img {
    transform: scale(1.05);
}

.play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background-color: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.3s ease;
}

.video-card:hover .play-button {
    background-color: #fff;
}

.play-button img {
    width: 24px;
    height: 24px;
}

.video-info {
    padding: 20px;
}

.video-info h4 {
    font-size: 15px;
    font-weight: 600;
    color: #1a1a1a;
    margin-bottom: 10px;
    line-height: 1.4;
}

.video-info p {
    font-size: 13px;
    color: #666;
    margin-bottom: 12px;
    line-height: 1.5;
}

.video-date {
    font-size: 12px;
    color: #999;
}

/* 加载更多按钮 */
.load-more {
    text-align: center;
}

.btn-load-more {
    padding: 14px 50px;
    background-color: #1a1a1a;
    color: #fff;
    border: none;
    border-radius: 4px;
    font-size: 14px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.btn-load-more:hover {
    background-color: #333;
}

/* 页脚 */
.footer {
    background: linear-gradient(180deg, #0c2e57 0%, #071a33 100%);
    color: #fff;
    padding: 60px 0 30px;
    position: relative;
    margin-top: 72px;
}

.footer-top {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 60px;
    margin-bottom: 50px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.footer-col {
    display: flex;
    flex-direction: column;
}

.footer-col h4 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 25px;
    color: #fff;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

.footer-col ul li {
    margin-bottom: 15px;
    line-height: 1.6;
}

.footer-col a {
    font-size: 14px;
    color: #d8e7f8;
    transition: all 0.3s ease;
    display: inline-block;
}

.footer-col a:hover {
    color: #fff;
    padding-left: 5px;
}

/* 社交媒体 */
.footer-social {
    display: flex;
    justify-content: center;
    gap: 25px;
    margin-bottom: 40px;
    padding-bottom: 40px;
}

.social-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,.12);
    border-radius: 50%;
    transition: background-color 0.3s ease;
}

.social-icon:hover {
    background: rgba(255,255,255,.24);
}

.social-icon img {
    width: 20px;
    height: 20px;
}

/* 页脚底部 */
.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,.16);
}

.footer-links {
    display: flex;
    gap: 30px;
}

.footer-links a {
    font-size: 12px;
    color: #d8e7f8;
}

.footer-links a:hover {
    color: #fff;
}

.copyright p {
    font-size: 12px;
    color: rgba(255,255,255,.7);
}
/* 返回顶部 */
.scroll-top {
    position: fixed;
    bottom: 100px;
    right: 40px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #2a8bdc 0%, #0057b7 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
}

.scroll-top.show {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    background: linear-gradient(135deg, #3a9ae8 0%, #1f6ec0 100%);
}
.scroll-top img {
    width: 20px;
    height: 20px;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .hero-carousel {
        height: 500px;
    }
    
    .slide-content h2 {
        font-size: 38px;
    }
    
    .slide-content p {
        font-size: 20px;
    }
    
    .carousel-control {
        width: 36px;
        height: 36px;
    }
    
    .carousel-control svg {
        width: 36px;
        height: 36px;
    }
    
    .carousel-control.prev {
        left: 20px;
    }
    
    .carousel-control.next {
        right: 20px;
    }
    
    .home-section-grid,
    .featured-grid,
    .seo-copy-grid,
    .archive-grid,
    .product-grid,
    .video-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .product-devices {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .banner-grid {
        height: 500px;
    }
    
    .banner-left {
        height: 500px;
    }
    
    .banner-right-grid {
        height: 500px;
    }
    
    .footer-top {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }
    
    /* 平板设备导航优化 */
    .nav ul {
        gap: 25px;
    }
    
    .nav a {
        font-size: 14px;
    }
}

@media (max-width: 768px) {
    .section-title-wrapper {
        gap: 20px;
    }
    
    .section-title {
        font-size: 26px;
    }
    
    .ci-break-lines-left,
    .ci-break-lines-right {
        width: 100px;
    }
    
    .header-main__inner {
        min-height: 60px;
        justify-content: center;
        align-items: center;
    }
    .home-focus-item__topline {
        flex-direction: column;
        align-items: flex-start;
    }
    
    /* 移动端显示菜单按钮 */
    .mobile-menu-toggle {
        display: flex;
        position: absolute;
        right: 20px;
    }
    
    /* 移动端显示遮罩 */
    .mobile-menu-overlay {
        display: block;
    }
    
    .mobile-menu-overlay.active {
        display: block;
    }
    
    /* 移动端logo居中 */
    .logo {
        position: absolute;
        left: 50%;
        transform: translateX(-50%);
    }
    
    /* 移动端导航项动画 */
    .nav.active ul > li {
        animation: slideInDown 0.4s ease-out backwards;
    }
    
    .nav.active ul > li:nth-child(1) { animation-delay: 0.03s; }
    .nav.active ul > li:nth-child(2) { animation-delay: 0.06s; }
    .nav.active ul > li:nth-child(3) { animation-delay: 0.09s; }
    .nav.active ul > li:nth-child(4) { animation-delay: 0.12s; }
    .nav.active ul > li:nth-child(5) { animation-delay: 0.15s; }
    .nav.active ul > li:nth-child(6) { animation-delay: 0.18s; }
    .nav.active ul > li:nth-child(7) { animation-delay: 0.21s; }
    .nav.active ul > li:nth-child(8) { animation-delay: 0.24s; }
    .nav.active ul > li:nth-child(9) { animation-delay: 0.27s; }
    .nav.active ul > li:nth-child(10) { animation-delay: 0.30s; }
    .nav.active ul > li:nth-child(n+11) { animation-delay: 0.33s; }
    
    @keyframes slideInDown {
        from {
            opacity: 0;
            transform: translateY(-20px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
    
    .nav ul {
        flex-direction: column;
        gap: 0;
        padding: 8px 0 40px;
    }
    
    .nav li {
        width: 100%;
        border-bottom: 1px solid #f0f0f0;
    }
    
    .nav li:last-child {
        border-bottom: none;
    }
    
    .nav a {
        font-size: 16px;
        padding: 15px 20px;
        display: block;
        text-align: left;
        transition: all 0.3s ease;
        background: #fff;
    }
    
    .nav a:hover {
        background: #eef6ff;
        padding-left: 25px;
        color: #0057b7;
    }
    
    .nav a::after {
        display: none;
    }
    
    /* 移动端搜索图标 */
    .nav-item-icon {
        padding: 0;
        border-bottom: none;
        margin-top: 10px;
    }
    
    .search-toggle {
        width: 100%;
        padding: 15px 20px;
        justify-content: flex-start;
        gap: 10px;
        background: transparent;
        transition: all 0.3s ease;
    }
    
    .search-toggle:hover {
        background: #eef6ff;
        padding-left: 25px;
    }
    
    .search-toggle::after {
        content: '搜索项目';
        font-size: 16px;
        color: #0057b7;
        font-weight: 700;
        text-transform: uppercase;
        font-family: "Roboto Condensed", Helvetica, Arial, system-ui, sans-serif !important;
    }
    
    /* 移动端二级菜单 */
    .nav ul li .sub-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        background: #f8f9fa;
        padding: 0;
        margin: 0;
        display: none;
    }

    .nav ul li.submenu-open .sub-menu {
        display: block;
    }
    
    .nav ul li .sub-menu a {
        padding: 12px 20px 12px 40px;
        font-size: 14px;
    }
    
    .nav ul li .sub-menu a:hover {
        background: #e9ecef;
        padding-left: 45px;
    }
    
    /* 移动端有子菜单的项添加指示器 */
    .nav ul li.menu-item-has-children > a {
        position: relative;
        padding-right: 50px;
    }
    
    .nav ul li.menu-item-has-children > a::before {
        content: '';
        position: absolute;
        right: 20px;
        top: 50%;
        transform: translateY(-50%);
        width: 0;
        height: 0;
        border-left: 5px solid transparent;
        border-right: 5px solid transparent;
        border-top: 6px solid #333;
        transition: transform 0.3s ease;
    }
    
    .nav ul li.menu-item-has-children.submenu-open > a::before {
        transform: translateY(-50%) rotate(180deg);
    }
    
    /* 搜索栏移动端优化 */
    .search-bar {
        top: 60px;
    }
    
    .search-wrapper {
        width: 100%;
        padding: 0 20px;
    }
    
    /* 移动端导航滚动条样式 */
    .nav.active::-webkit-scrollbar {
        width: 6px;
    }
    
    .nav.active::-webkit-scrollbar-track {
        background: #f1f1f1;
    }
    
    .nav.active::-webkit-scrollbar-thumb {
        background: #888;
        border-radius: 3px;
    }
    
    .nav.active::-webkit-scrollbar-thumb:hover {
        background: #555;
    }
    
    .hero-carousel {
        height: 400px;
    }
    
    .slide-content h2 {
        font-size: 28px;
        margin-bottom: 10px;
    }
    
    .slide-content p {
        font-size: 16px;
    }
    
    .carousel-control {
        width: 32px;
        height: 32px;
    }
    
    .carousel-control svg {
        width: 32px;
        height: 32px;
    }
    
    .carousel-control.prev {
        left: 15px;
    }
    
    .carousel-control.next {
        right: 15px;
    }
    
    .carousel-indicators {
        bottom: 20px;
        gap: 10px;
    }
    
    .carousel-indicator {
        width: 10px;
        height: 10px;
    }
    
    .carousel-indicator.active {
        width: 30px;
    }
    
    .home-section-grid,
    .featured-grid,
    .seo-copy-grid,
    .archive-layout,
    .archive-grid,
    .product-grid,
    .video-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .product-devices {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
 
    
    /* About Box 响应式 */
    .about_box {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .about_column {
        padding-right: 0;
    }
    
    .about_column .main_title h2 {
        font-size: 32px;
    }
    
    .about_box .image iframe {
        height: 320px;
    }
    
    .num_section ul {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }
    
    .num_section .num {
        font-size: 28px;
    }
    
    .footer-top {
        grid-template-columns: 1fr;
        gap: 35px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    
    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .home-section-grid,
    .featured-grid,
    .seo-copy-grid,
    .archive-grid,
    .product-grid,
    .video-grid,
    .product-devices {
        grid-template-columns: 1fr;
    }
    .home-section-card__header {
        margin: -18px -18px 12px;
        padding: 12px 12px 10px;
    }
    .home-section-card__label {
        min-height: 24px;
        font-size: 11px;
    }
    .home-section-card__more {
        width: 100%;
        justify-content: center;
    }

    .device-info h4 {
        font-size: 15px;
    }
    
    .device-info p {
        font-size: 12px;
    }
    
    .section-title {
        font-size: 20px;
    }
    
    /* About Box 小屏幕响应式 */
    .about_column .main_title h2 {
        font-size: 28px;
    }
    
    .about_text p {
        font-size: 15px;
    }
    
    .main_more {
        padding: 12px 30px;
        font-size: 15px;
        width: 100%;
        text-align: center;
    }
    
    .about_box .image iframe {
        height: 250px;
    }
    
    .num_section ul {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .num_section {
        padding: 25px 15px;
    }
    
    .num_section .num {
        font-size: 32px;
    }
    
    .num_section p {
        font-size: 13px;
    }
    
    .ci-break-lines-left,
    .ci-break-lines-right {
        width: 60px;
    }
    
    .hero-carousel {
        height: 300px;
    }
    
    .slide-content h2 {
        font-size: 22px;
    }
    
    .slide-content p {
        font-size: 14px;
    }
    
    .carousel-control {
        width: 36px;
        height: 36px;
    }
    
    .carousel-control svg {
        width: 18px;
        height: 18px;
    }
    
    .carousel-control.prev {
        left: 10px;
    }
    
    .carousel-control.next {
        right: 10px;
    }
    
    /* 移动端导航优化 */
    .header .container {
        padding: 0 15px;
    }
    
    .mobile-menu-toggle {
        right: 15px;
    }
    
    .logo img {
        height: 30px;
    }
    
    .nav a {
        font-size: 15px;
        padding: 14px 15px;
    }
    
    .nav ul li .sub-menu a {
        padding: 10px 15px 10px 35px;
        font-size: 13px;
    }
    
    .search-wrapper {
        padding: 0 15px;
    }
}

/* 搜索结果页 */
.search-results-section {
    padding: 0 0 80px;
    background: #f8f9fa;
}

/* 搜索头部区域 */
.search-hero {
    background: #fff;
    padding: 60px 0 80px;
    color: #000;
    position: relative;
    overflow: hidden;
}

.search-hero-content {
    text-align: center;
    margin-bottom: 40px;
    position: relative;
    z-index: 1;
}

.search-title {
    font-size: 48px;
    font-weight: 700;
    color: #000;
    margin-bottom: 15px;
}

.search-query {
    font-size: 18px;
    color: #666;
    line-height: 1.6;
}

.search-query strong {
    color: #000;
    font-weight: 600;
}

.search-count {
    display: inline-block;
    margin-left: 10px;
    opacity: 0.8;
}

/* 现代搜索表单 */
.search-form-wrapper {
    max-width: 700px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.search-form-modern {
    background: #fff;
    border-radius: 50px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.15);
    overflow: hidden;
}

.search-input-group {
    display: flex;
    align-items: center;
    padding: 8px 8px 8px 25px;
}

.search-icon {
    flex-shrink: 0;
    color: #999;
    margin-right: 12px;
}

.search-field-modern {
    flex: 1;
    border: none;
    outline: none;
    padding: 12px 15px;
    font-size: 16px;
    color: #333;
    background: transparent;
}

.search-field-modern::placeholder {
    color: #999;
}

.search-btn-modern {
    flex-shrink: 0;
    padding: 14px 35px;
    background: #000;
    color: #fff;
    border: none;
    border-radius: 50px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.search-btn-modern:hover {
    background: #333;
    transform: translateY(-2px);
}

.search-btn-modern:active {
    transform: translateY(0);
}

/* 搜索结果网格 */
.search-results-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin: -40px 0 50px;
    position: relative;
    z-index: 2;
}

.search-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.search-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 24px rgba(0,0,0,0.15);
}

.search-card-link {
    display: block;
    text-decoration: none;
    color: inherit;
}

.search-card-image {
    position: relative;
    width: 100%;
    height: 220px;
    overflow: hidden;
    background: linear-gradient(135deg, #f5f7fa 0%, #d4d4d4 100%);
}

.search-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.search-card:hover .search-card-image img {
    transform: scale(1.1);
}

.search-card-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.6);
}

.search-card-overlay {
    position: absolute;
    top: 15px;
    left: 15px;
}

.card-category {
    display: inline-block;
    padding: 6px 14px;
    background: rgba(1, 1, 1, 0.95);
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-radius: 20px;
}

.search-card-body {
    padding: 25px;
}

.card-meta {
    margin-bottom: 12px;
}

.card-date {
    font-size: 12px;
    color: #999;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.card-title {
    font-size: 20px;
    font-weight: 700;
    color: #000;
    margin-bottom: 12px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-excerpt {
    font-size: 14px;
    line-height: 1.6;
    color: #666;
    margin-bottom: 20px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-read-more {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 600;
    color: #667eea;
    transition: all 0.3s ease;
}

.search-card:hover .card-read-more {
    gap: 10px;
    color: #764ba2;
}

.card-read-more svg {
    transition: transform 0.3s ease;
}

.search-card:hover .card-read-more svg {
    transform: translateX(3px);
}

.no-results {
    text-align: center;
    padding: 80px 20px;
}

.no-results-icon {
    margin-bottom: 30px;
    color: #ccc;
}

.no-results h3 {
    font-size: 28px;
    font-weight: 700;
    color: #000;
    margin-bottom: 15px;
}

.no-results p {
    font-size: 16px;
    color: #666;
    margin-bottom: 40px;
}

.suggested-categories {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    justify-content: center;
    max-width: 600px;
    margin: 0 auto;
}

.category-tag {
    display: inline-block;
    padding: 10px 20px;
    background: #f5f5f5;
    border-radius: 25px;
    font-size: 14px;
    color: #333;
    text-decoration: none;
    transition: all 0.3s ease;
}

.category-tag:hover {
    background: #e31e24;
    color: #fff;
}

/* 搜索页响应式 */
@media (max-width: 992px) {
    .search-results-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 25px;
    }
    
    .search-title {
        font-size: 36px;
    }
}

@media (max-width: 768px) {
    .search-hero {
        padding: 40px 0 60px;
    }
    
    .search-title {
        font-size: 28px;
    }
    
    .search-query {
        font-size: 16px;
    }
    
    .search-results-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        margin-top: -30px;
    }
    
    .search-input-group {
        flex-wrap: wrap;
        padding: 10px;
    }
    
    .search-field-modern {
        width: 100%;
        margin-bottom: 10px;
    }
    
    .search-btn-modern {
        width: 100%;
    }
}

/* About Us 单页 */
.about-page-section {
    padding: 30px 0 80px;
}

.page-header-simple {
    text-align: center;
    padding: 40px 0 50px;
}

.page-title-large {
    font-size: 48px;
    font-weight: 700;
    color: #000;
    line-height: 1.2;
}

.page-content-wide {
    max-width: 1000px;
    margin: 0 auto;
    font-size: 16px;
    line-height: 1.8;
    color: #333;
}

.page-content-wide h2 {
    font-size: 32px;
    font-weight: 700;
    color: #000;
    margin: 50px 0 25px;
    padding-bottom: 15px;
    border-bottom: 3px solid #e31e24;
}

.page-content-wide h3 {
    font-size: 24px;
    font-weight: 600;
    color: #000;
    margin: 35px 0 20px;
}

.page-content-wide p {
    margin-bottom: 20px;
}

.page-content-wide img {
    max-width: 100%;
    height: auto;
    margin: 30px 0;
    border-radius: 4px;
}

.page-content-wide ul,
.page-content-wide ol {
    margin: 20px 0;
    padding-left: 30px;
}

.page-content-wide li {
    margin-bottom: 10px;
}

/* News 列表页 */
.news-list-section {
    padding: 30px 0 80px;
}

.news-list-section .section-title-wrapper {
    margin: 40px 0 50px;
}

.news-list-section .video-grid {
    margin-bottom: 50px;
}

/* 面包屑导航 */
.breadcrumb {
    padding: 20px 0;
    font-size: 14px;
    color: #666;
    margin-bottom: 30px;
    text-transform: uppercase;
}

.breadcrumb a {
    color: #333;
    text-decoration: none;
    transition: color 0.3s ease;
}

.breadcrumb a:hover {
    color: #000000;
}

.breadcrumb .separator {
    margin: 0 10px;
    color: #999;
}



/* 产品列表页 */
.product-list-section {
    padding: 50px 0;
    min-height: 500px;
}

.product-list-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.product-list-item {
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    display: block;
    text-decoration: none;
    color: inherit;
}

.product-list-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.product-list-image {
    width: 100%;
    overflow: hidden;
    background: #f5f5f5;
}

.product-list-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-list-item:hover .product-list-image img {
    transform: scale(1.05);
}

.product-list-info {
    padding: 20px;
}

.product-list-info h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 10px;
    color: #333;
}

.product-list-info p {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
    margin-bottom: 15px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-list-info .read-more {
    font-size: 14px;
    color: #000000;
    font-weight: 500;
}

.no-products {
    text-align: center;
    padding: 80px 20px;
    color: #999;
    font-size: 16px;
}

/* 分页样式 */
.pagination-wrapper {
    margin-top: 50px;
    display: flex;
    justify-content: center;
}

.pagination-links ul {
    display: flex;
    gap: 10px;
    list-style: none;
    padding: 0;
    margin: 0;
}

.pagination-links li {
    display: inline-block;
}

.pagination-links a,
.pagination-links .current {
    display: block;
    padding: 10px 16px;
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 4px;
    color: #333;
    text-decoration: none;
    transition: all 0.3s ease;
}

.pagination-links a:hover {
    background: #000000;
    color: #fff;
    border-color: #000000;
}

.pagination-links .current {
    background: #000000;
    color: #fff;
    border-color: #000000;
}

/* 产品详情页 */
.product-detail-section {
    padding: 30px 0 80px;
    background: #fff;
}

/* 产品标题区域 */
.product-header {
    text-align: center;
    padding: 40px 0 50px;
    max-width: 100%;
    margin: 0 auto;
}

.product-main-title {
    font-size: 48px;
    font-weight: 700;
    color: #000;
    margin-bottom: 20px;
    line-height: 1.2;
    letter-spacing: -0.5px;
}

.product-subtitle {
    font-size: 18px;
    line-height: 1.6;
    color: #666;
    max-width: 800px;
    margin: 0 auto;
}

/* 产品图片 */
.product-gallery {
    margin: 50px 0;
    background: #f8f9fa;
    border-radius: 8px;
    overflow: hidden;
}

.gallery-main {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 500px;
    background: #fff;
}

.gallery-main img {
    width: 100%;
    height: auto;
    max-height: 600px;
    object-fit: contain;
}

/* 产品亮点 */
.product-highlights {
    margin: 60px 0;
}

.section-heading {
    font-size: 32px;
    font-weight: 700;
    color: #000;
    margin-bottom: 40px;
    padding-bottom: 20px;
    border-bottom: 3px solid #e31e24;
    position: relative;
}

.section-heading::before {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 80px;
    height: 3px;
    background: #000;
}

.highlights-content {
    font-size: 16px;
    line-height: 1.8;
    color: #333;
}

.highlights-content ul {
    list-style: none;
    padding: 0;
}

.highlights-content ul li {
    padding: 15px 0;
    padding-left: 30px;
    position: relative;
    border-bottom: 1px solid #e5e5e5;
}

.highlights-content ul li:before {
    content: '●';
    position: absolute;
    left: 0;
    color: #e31e24;
    font-size: 20px;
}

.highlights-content img {
    max-width: 100%;
    height: auto;
    margin: 30px 0;
    border-radius: 4px;
}

.highlights-content p {
    margin-bottom: 20px;
}

.highlights-content h3 {
    font-size: 24px;
    font-weight: 600;
    margin: 40px 0 20px;
    color: #000;
}

/* 技术参数 */
.product-specifications {
    margin: 60px 0;
    background: #f8f9fa;
    padding: 50px;
    border-radius: 8px;
}

.specifications-table {
    background: #fff;
    border-radius: 4px;
    padding: 30px;
}

.specifications-table table {
    width: 100%;
    border-collapse: collapse;
}

.specifications-table th,
.specifications-table td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid #e5e5e5;
}

.specifications-table th {
    background: #f8f9fa;
    font-weight: 600;
    color: #000;
}

.specifications-table td {
    color: #666;
}

/* 相关产品 */
.related-products {
    margin: 80px 0 60px;
}

.related-products .section-title {
    font-size: 32px;
    font-weight: 700;
    color: #000;
    margin-bottom: 40px;
    padding-bottom: 20px;
    border-bottom: 3px solid #e31e24;
    position: relative;
}

.related-products .section-title::before {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 80px;
    height: 3px;
    background: #000;
}

.related-products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.related-product-item {
    background: #fff;
    border: 1px solid #e5e5e5;
    border-radius: 4px;
    overflow: hidden;
    transition: all 0.3s ease;
    display: block;
    text-decoration: none;
    color: inherit;
}

.related-product-item:hover {
    border-color: #e31e24;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.related-product-image {
    width: 100%;
    height: 220px;
    overflow: hidden;
    background: #f8f9fa;
    display: flex;
    align-items: center;
    justify-content: center;
}

.related-product-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform 0.3s ease;
    padding: 20px;
}

.related-product-item:hover .related-product-image img {
    transform: scale(1.05);
}

.related-product-info {
    padding: 20px;
    background: #fff;
}

.related-product-info h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 10px;
    color: #000;
    line-height: 1.3;
}

.related-product-info p {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
}

/* Previous/Next Navigation */
.post-navigation {
    display: flex;
    justify-content: space-between;
    gap: 30px;
    margin-top: 60px;
    padding-top: 40px;
    border-top: 2px solid #e5e5e5;
}

.post-navigation .nav-link {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 25px 30px;
    background: #fff;
    border: 2px solid #e5e5e5;
    border-radius: 4px;
    text-decoration: none;
    color: #333;
    transition: all 0.3s ease;
    flex: 1;
    max-width: 48%;
}

.post-navigation .nav-link:hover {
    border-color: #e31e24;
    background: #f8f9fa;
    transform: translateX(0);
}

.post-navigation .nav-prev:hover {
    transform: translateX(-5px);
}

.post-navigation .nav-next:hover {
    transform: translateX(5px);
}

.post-navigation .nav-arrow {
    font-size: 28px;
    font-weight: 300;
    color: #999;
    transition: color 0.3s ease;
    flex-shrink: 0;
}

.post-navigation .nav-link:hover .nav-arrow {
    color: #e31e24;
}

.post-navigation .nav-content {
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
}

.post-navigation .nav-prev .nav-content {
    align-items: flex-start;
}

.post-navigation .nav-next .nav-content {
    align-items: flex-end;
    text-align: right;
}

.post-navigation .nav-label {
    font-size: 12px;
    color: #999;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
}

.post-navigation .nav-title {
    font-size: 16px;
    font-weight: 600;
    color: #000;
    line-height: 1.4;
}

.post-navigation .nav-placeholder {
    flex: 1;
    max-width: 48%;
}

/* Solutions 详情页 */
.solution-detail-section {
    padding: 30px 0 80px;
    background: #fff;
}

.solution-header {
    text-align: center;
    padding: 40px 0 50px;
    max-width: 900px;
    margin: 0 auto;
}

.solution-main-title {
    font-size: 48px;
    font-weight: 700;
    color: #000;
    margin-bottom: 20px;
    line-height: 1.2;
    letter-spacing: -0.5px;
}

.solution-subtitle {
    font-size: 18px;
    line-height: 1.6;
    color: #666;
    max-width: 800px;
    margin: 0 auto;
}

.solution-hero-image {
    margin: 50px 0;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.solution-hero-image img {
    width: 100%;
    height: auto;
    display: block;
}

.solution-content {
    font-size: 16px;
    line-height: 1.8;
    color: #333;
    margin: 60px 0;
}

.solution-content h2 {
    font-size: 32px;
    font-weight: 700;
    color: #000;
    margin: 50px 0 30px;
    padding-bottom: 20px;
    border-bottom: 3px solid #e31e24;
    position: relative;
}

.solution-content h2::before {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 80px;
    height: 3px;
    background: #000;
}

.solution-content h3 {
    font-size: 24px;
    font-weight: 600;
    color: #000;
    margin: 40px 0 20px;
}

.solution-content p {
    margin-bottom: 20px;
}

.solution-content img {
    max-width: 100%;
    height: auto;
    margin: 30px 0;
    border-radius: 4px;
}

.solution-content ul {
    list-style: none;
    padding: 0;
    margin: 20px 0;
}

.solution-content ul li {
    padding: 12px 0 12px 30px;
    position: relative;
    border-bottom: 1px solid #e5e5e5;
}

.solution-content ul li:before {
    content: '●';
    position: absolute;
    left: 0;
    color: #e31e24;
    font-size: 18px;
}

/* 相关解决方案 */
.related-solutions {
    margin: 80px 0 60px;
}

.related-solutions .section-title {
    font-size: 32px;
    font-weight: 700;
    color: #000;
    margin-bottom: 40px;
    padding-bottom: 20px;
    border-bottom: 3px solid #e31e24;
    position: relative;
}

.related-solutions .section-title::before {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 80px;
    height: 3px;
    background: #000;
}

.related-solutions-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.related-solution-item {
    position: relative;
    border-radius: 4px;
    overflow: hidden;
    display: block;
    text-decoration: none;
    color: inherit;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.related-solution-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.related-solution-image {
    width: 100%;
    height: 300px;
    overflow: hidden;
}

.related-solution-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.related-solution-item:hover .related-solution-image img {
    transform: scale(1.05);
}

.related-solution-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    padding: 30px 20px 20px;
    color: #fff;
}

.related-solution-overlay h4 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 10px;
    line-height: 1.3;
}

.related-solution-overlay p {
    font-size: 14px;
    line-height: 1.5;
    opacity: 0.9;
}

/* News 详情页 */
.news-detail {
    padding: 34px 0 80px;
    background: #f6f8fb;
}

.news-detail__article {
    position: relative;
}

.news-detail__shell {

    margin: 0 auto;
    background: #fff;
    border: 1px solid #e7eef7;
    border-radius: 24px;
    padding: 44px 48px;
    box-shadow: 0 14px 36px rgba(16,32,51,.06);
}

.news-breadcrumb {
    margin-bottom: 22px;
}

.news-detail__header {
    text-align: center;
    margin-bottom: 28px;
}

.news-detail__header h1 {
    margin: 0;
    font-size: clamp(26px, 3vw, 38px);
    line-height: 1.28;
    color: #102033;
    letter-spacing: .01em;
    max-width: 900px;
}

.news-detail__header h1::after {
    content: '';
    display: block;
    width: 72px;
    height: 3px;
    margin: 18px auto 0;
    border-radius: 999px;
    background: linear-gradient(90deg, #49a7ff 0%, #0057b7 100%);
}

.news-detail__meta {
    display: flex;
    justify-content: center;
    gap: 14px;
    flex-wrap: wrap;
    margin-top: 16px;
    color: #6a7b90;
    font-size: 14px;
}

.news-detail__meta span {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    border-radius: 999px;
    background: #f3f8ff;
}

.news-detail__summary {
    max-width: 820px;
    margin: 22px auto 0;
    padding: 18px 20px;
    background: linear-gradient(180deg, #f7fbff 0%, #eef6ff 100%);
    border-left: 4px solid #2a8bdc;
    border-radius: 16px;
    color: #38536f;
    font-size: 17px;
    line-height: 1.85;
}

.news-detail__summary p {
    margin: 0;
}

.news-detail__content {
    margin-top: 34px;
    color: #30465f;
    font-size: 17px;
    line-height: 1.95;
}

.news-detail__content h2,
.news-detail__content h3,
.news-detail__content h4 {
    color: #123d6a;
    line-height: 1.35;
    margin: 1.6em 0 .7em;
}

.news-detail__content p {
    margin: 0 0 1.2em;
}

.news-detail__content img {
    max-width: 100%;
    height: auto;
    border-radius: 16px;
    margin: 1.2em 0;
    box-shadow: 0 12px 30px rgba(16,32,51,.08);
}

.news-detail__content blockquote {
    margin: 1.4em 0;
    padding: 18px 22px;
    background: #f7fbff;
    border-left: 4px solid #2a8bdc;
    border-radius: 12px;
    color: #506980;
}

.news-navigation {
    margin-top: 34px;
}

.search-results-page {
    background: #f6f8fb;
}

.search-results-hero {
    padding: 34px 0 22px;
}

.search-results-header h1 {
    margin-bottom: 10px;
}

.search-results-summary {
    margin: 0;
    color: #516173;
    font-size: 17px;
    line-height: 1.8;
}

.search-results-form {
    max-width: 920px;
    margin: 26px auto 0;
    background: #fff;
    border: 1px solid #e7eef7;
    border-radius: 20px;
    padding: 22px;
    box-shadow: 0 10px 30px rgba(16,32,51,.06);
}

.search-form-modern--hero .search-input-group {
    display: flex;
    align-items: center;
    gap: 12px;
}

.search-form-modern--hero .search-field-modern {
    flex: 1;
    min-width: 0;
    min-height: 52px;
    padding: 0 18px;
    border: 1px solid #dbe4ef;
    border-radius: 12px;
    background: #f8fafc;
}

.search-form-modern--hero .search-btn-modern {
    min-height: 52px;
    padding: 0 24px;
    border: 0;
    border-radius: 12px;
    background: linear-gradient(135deg, #2a8bdc 0%, #0057b7 100%);
    color: #fff;
    font-weight: 700;
}

.search-results-list {
    display: grid;
    gap: 18px;
}

.search-result-card {
    background: #fff;
    border: 1px solid #e7eef7;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(16,32,51,.06);
}

.search-result-card__link {
    display: block;
    padding: 24px 26px;
    color: inherit;
    text-decoration: none;
}

.search-result-card__meta {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    align-items: center;
    margin-bottom: 10px;
    font-size: 13px;
    color: #7a8796;
}

.search-result-card__category {
    display: inline-flex;
    align-items: center;
    min-height: 24px;
    padding: 0 10px;
    border-radius: 999px;
    background: rgba(0, 87, 183, 0.08);
    color: #0057b7;
    font-weight: 700;
}

.search-result-card__title {
    margin: 0 0 10px;
    font-size: 22px;
    line-height: 1.45;
    color: #102033;
}

.search-result-card__excerpt {
    margin: 0;
    color: #516173;
    line-height: 1.8;
}

.search-result-card__more {
    display: inline-flex;
    margin-top: 14px;
    color: #0057b7;
    font-weight: 700;
}

.no-results--search {
    max-width: 920px;
    margin: 0 auto;
    background: #fff;
    border: 1px solid #e7eef7;
    border-radius: 20px;
    padding: 36px;
    box-shadow: 0 10px 30px rgba(16,32,51,.06);
}


.news-tags .tags-label {
    font-weight: 600;
    color: #000;
}

.news-tags a {
    display: inline-block;
    padding: 6px 15px;
    background: #f5f5f5;
    border-radius: 20px;
    font-size: 13px;
    color: #666;
    text-decoration: none;
    transition: all 0.3s ease;
}

.news-tags a:hover {
    background: #e31e24;
    color: #fff;
}

/* 相关新闻 */
.related-news {
    margin: 80px 0 60px;
}

.related-news .section-title {
    font-size: 32px;
    font-weight: 700;
    color: #000;
    margin-bottom: 40px;
    padding-bottom: 20px;
    border-bottom: 3px solid #e31e24;
    position: relative;
}

.related-news .section-title::before {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 80px;
    height: 3px;
    background: #000;
}

.related-news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.related-news-item {
    background: #fff;
    border: 1px solid #e5e5e5;
    border-radius: 4px;
    overflow: hidden;
    transition: all 0.3s ease;
    display: block;
    text-decoration: none;
    color: inherit;
}

.related-news-item:hover {
    border-color: #e31e24;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    transform: translateY(-5px);
}

.related-news-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    background: #f8f9fa;
}

.related-news-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.related-news-item:hover .related-news-image img {
    transform: scale(1.05);
}

.related-news-info {
    padding: 20px;
}

.related-news-date {
    display: block;
    font-size: 12px;
    color: #999;
    margin-bottom: 10px;
}

.related-news-info h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 10px;
    color: #000;
    line-height: 1.4;
}

.related-news-info p {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
}

/* 响应式 */
@media (max-width: 992px) {
    .product-detail-wrapper {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .related-products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .related-solutions-grid,
    .related-news-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .solution-main-title,
    .product-main-title,
    .news-main-title {
        font-size: 36px;
    }
}

@media (max-width: 576px) {
    .product-title,
    .solution-main-title,
    .product-main-title,
    .news-main-title {
        font-size: 24px;
    }
    
    .related-products-grid,
    .related-solutions-grid,
    .related-news-grid {
        grid-template-columns: 1fr;
    }
    
    .post-navigation {
        flex-direction: column;
    }
    
    .post-navigation .nav-link,
    .post-navigation .nav-placeholder {
        max-width: 100%;
    }
}

/* 二级菜单样式 */
.nav ul li {
    position: relative;
}

/* 桌面端二级菜单 */
@media (min-width: 769px) {
    /* 二级菜单 */
    .nav > ul > li > .sub-menu {
        position: absolute;
        top: 100%;
        left: 0;
        min-width: 320px;
        background: #fff;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        opacity: 0;
        visibility: hidden;
        transform: translateY(-10px);
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        padding: 10px 0;
        margin-top: 0;
        z-index: 999;
        display: flex !important;
        flex-direction: column !important;
        gap: 0 !important;
    }

    .nav > ul > li:hover > .sub-menu {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }

    /* 二级下拉会超出视口右侧时，由 JS 添加 menu-edge 类改为右对齐 */
    .nav > ul > li.menu-edge > .sub-menu {
        left: auto;
        right: 0;
    }

    /* 二级菜单项 */
    .nav ul li .sub-menu li {
        display: block;
        padding: 0;
        width: 100%;
        position: relative;
    }

    .nav ul li .sub-menu a {
        padding: 12px 20px;
        font-size: 14px;
        font-weight: 400;
        text-transform: none;
        display: block;
        transition: all 0.3s ease;
        width: 100%;
        position: relative;
    }

    .nav ul li .sub-menu a:hover {
        background: #f5f5f5;
        padding-left: 25px;
    }

    .nav ul li .sub-menu a::after {
        display: none;
    }

    /* 有三级子菜单的项添加箭头指示器 */
    .nav ul li.menu-item-has-children > a {
        position: relative;
        padding-right: 35px;
    }

    .nav ul .sub-menu li.menu-item-has-children > a::before {
        content: '\203A';
        position: absolute;
        right: 15px;
        top: 50%;
        transform: translateY(-50%);
        font-size: 20px;
        color: #999;
        transition: transform 0.3s ease;
    }

    /* 三级菜单 */
    .nav ul li .sub-menu .sub-menu {
        position: absolute;
        top: 100%;
        left: 0;
        min-width: 280px;
        background: #fff;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
        opacity: 0;
        visibility: hidden;
        transform: translateY(-10px);
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        padding: 10px 0;
        margin-left: 0;
        z-index: 1000;
        display: flex !important;
        flex-direction: column !important;
        gap: 0 !important;
    }

    .nav ul li .sub-menu li:hover > .sub-menu {
        opacity: 1;
        visibility: visible;
        transform: translateX(0);
    }

    /* 三级菜单链接 */
    .nav ul li .sub-menu .sub-menu a {
        padding: 10px 20px;
        font-size: 13px;
    }

    .nav ul li .sub-menu .sub-menu a:hover {
        background: #f5f5f5;
        padding-left: 25px;
    }
}