/* ============================================
   万瑞生物 - 新版全局样式系统 (加强版)
   风格：简约、高端、生物科技感
   主题色：#0b40ae
   ============================================ */

/* ---------- CSS 变量 ---------- */
:root {
    --primary: #0b40ae !important;
    --primary-dark: #083090 !important;
    --primary-light: #1a5cd4 !important;
    --accent: #2ecc71 !important;
    --text-dark: #1a1a2e !important;
    --text-gray: #555 !important;
    --text-light: #888 !important;
    --bg-white: #fff !important;
    --bg-light: #f8f9fc !important;
    --bg-gray: #f0f2f8 !important;
    --border-color: #e8eaf0 !important;
    --shadow-sm: 0 2px 12px rgba(11,64,174,0.06) !important;
    --shadow-md: 0 4px 24px rgba(11,64,174,0.1) !important;
    --shadow-lg: 0 8px 40px rgba(11,64,174,0.12) !important;
    --radius-sm: 6px !important;
    --radius-md: 12px !important;
    --radius-lg: 20px !important;
    --radius-xl: 28px !important;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

/* ---------- 全局重置 - 最高优先级 ---------- */
* { box-sizing: border-box !important; }

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", sans-serif !important;
    color: var(--text-dark) !important;
    line-height: 1.7 !important;
    background: var(--bg-white) !important;
    overflow-x: hidden !important;
    font-size: 15px !important;
}

img { max-width: 100% !important; height: auto !important; }
a { 
    text-decoration: none !important; 
    color: inherit !important; 
    transition: var(--transition) !important; 
}

/* ---------- 容器 ---------- */
.container {
    max-width: 1200px !important;
    margin: 0 auto !important;
    padding: 0 20px !important;
}

/* ---------- Section 通用 ---------- */
.section {
    padding: 80px 0 !important;
}
@media (max-width: 768px) {
    .section { padding: 50px 0 !important; }
}

/* ---------- Section 标题 ---------- */
.section-title {
    text-align: center !important;
    margin-bottom: 50px !important;
}
.section-title.text-left { text-align: left !important; }
.section-title h2 {
    font-size: 36px !important;
    font-weight: 700 !important;
    color: var(--text-dark) !important;
    letter-spacing: 2px !important;
    margin-bottom: 15px !important;
}
.section-title p {
    font-size: 14px !important;
    color: var(--text-light) !important;
    text-transform: uppercase !important;
    letter-spacing: 3px !important;
    font-weight: 400 !important;
}
.title-line {
    width: 60px !important;
    height: 4px !important;
    background: linear-gradient(90deg, var(--primary), var(--accent)) !important;
    margin: 20px auto 0 !important;
    border-radius: 2px !important;
}
.text-left .title-line { margin-left: 0 !important; }

/* ---------- 按钮系统 ---------- */
.btn {
    display: inline-block !important;
    padding: 14px 36px !important;
    border-radius: 50px !important;
    font-size: 15px !important;
    font-weight: 600 !important;
    cursor: pointer !important;
    transition: var(--transition) !important;
    border: 2px solid transparent !important;
    text-align: center !important;
    letter-spacing: 1px !important;
}
.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-light)) !important;
    color: #fff !important;
    box-shadow: 0 4px 16px rgba(11,64,174,0.3) !important;
}
.btn-primary:hover {
    transform: translateY(-2px) !important;
    box-shadow: 0 6px 24px rgba(11,64,174,0.4) !important;
}
.btn-outline {
    border-color: var(--primary) !important;
    color: var(--primary) !important;
    background: transparent !important;
}
.btn-outline:hover {
    background: var(--primary) !important;
    color: #fff !important;
    transform: translateY(-2px) !important;
}
.btn-outline.btn-white {
    border-color: rgba(255,255,255,0.6) !important;
    color: #fff !important;
}
.btn-outline.btn-white:hover {
    background: #fff !important;
    color: var(--primary) !important;
}
.mt-1 { margin-top: 20px !important; }
.mt-2 { margin-top: 40px !important; }
.text-center { text-align: center !important; }

/* ---------- Banner 区域 ---------- */
.banner-section {
    position: relative !important;
    overflow: hidden !important;
}
.banner .swiper-slide img {
    width: 100% !important;
    height: auto !important;
    display: block !important;
}
.phone-banner { display: none !important; }
.pc-banner { display: block !important; }
@media (max-width: 768px) {
    .phone-banner { display: block !important; }
    .pc-banner { display: none !important; }
}

/* ---------- 产品中心 ---------- */
.product-section { background: var(--bg-white) !important; }

.product-tabs {
    display: flex !important;
    justify-content: center !important;
    gap: 12px !important;
    flex-wrap: wrap !important;
    margin-bottom: 40px !important;
}
.product-tabs .tab-item {
    padding: 12px 28px !important;
    border-radius: 50px !important;
    font-size: 15px !important;
    font-weight: 500 !important;
    color: var(--text-gray) !important;
    background: var(--bg-light) !important;
    cursor: pointer !important;
    transition: var(--transition) !important;
    border: 1px solid transparent !important;
}
.product-tabs .tab-item:hover,
.product-tabs .tab-item.active {
    background: var(--primary) !important;
    color: #fff !important;
    box-shadow: var(--shadow-md) !important;
}

.product-list .product-grid {
    display: none !important;
}
.product-list .product-grid.active {
    display: grid !important;
    grid-template-columns: repeat(4, 1fr) !important;
    gap: 24px !important;
}
@media (max-width: 1024px) {
    .product-list .product-grid.active {
        grid-template-columns: repeat(2, 1fr) !important; }
}
@media (max-width: 576px) {
    .product-list .product-grid.active {
        grid-template-columns: 1fr !important; }
}

.product-card {
    background: var(--bg-white) !important;
    border-radius: var(--radius-md) !important;
    overflow: hidden !important;
    box-shadow: var(--shadow-sm) !important;
    transition: var(--transition) !important;
    border: 1px solid var(--border-color) !important;
}
.product-card:hover {
    transform: translateY(-6px) !important;
    box-shadow: var(--shadow-lg) !important;
    border-color: transparent !important;
}
.card-img {
    overflow: hidden !important;
    aspect-ratio: 4/3 !important;
    background: var(--bg-light) !important;
}
.card-img img {
    width: 100% !important;
    height: 100% !important;
    object-fit: cover !important;
    transition: transform 0.5s ease !important;
}
.product-card:hover .card-img img {
    transform: scale(1.08) !important;
}
.card-body {
    padding: 24px !important;
}
.card-title {
    font-size: 18px !important;
    font-weight: 600 !important;
    color: var(--text-dark) !important;
    margin-bottom: 10px !important;
    line-height: 1.4 !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    white-space: nowrap !important;
}
.card-desc {
    font-size: 14px !important;
    color: var(--text-light) !important;
    line-height: 1.6 !important;
    display: -webkit-box !important;
    -webkit-line-clamp: 2 !important;
    -webkit-box-orient: vertical !important;
    overflow: hidden !important;
}

.img-hover { overflow: hidden !important; }

/* ---------- 关于我们 ---------- */
.about-grid {
    display: grid !important;
    grid-template-columns: 1fr 1fr !important;
    gap: 60px !important;
    align-items: center !important;
}
@media (max-width: 768px) {
    .about-grid {
        grid-template-columns: 1fr !important;
        gap: 30px !important;
    }
}
.about-text p {
    font-size: 16px !important;
    color: var(--text-gray) !important;
    line-height: 1.9 !important;
    margin-bottom: 30px !important;
}
.about-image {
    border-radius: var(--radius-lg) !important;
    overflow: hidden !important;
    box-shadow: var(--shadow-lg) !important;
}
.about-image img {
    width: 100% !important;
    height: auto !important;
    display: block !important;
}

.stats-grid {
    display: grid !important;
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 20px !important;
    margin-bottom: 20px !important;
}
.stat-item {
    display: flex !important;
    align-items: center !important;
    gap: 14px !important;
    padding: 20px !important;
    background: var(--bg-white) !important;
    border-radius: var(--radius-sm) !important;
    box-shadow: var(--shadow-sm) !important;
}
.stat-icon {
    width: 48px !important;
    height: 48px !important;
    flex-shrink: 0 !important;
}
.stat-icon img {
    width: 100% !important;
    height: 100% !important;
    object-fit: contain !important;
}
.stat-content h4 {
    font-size: 16px !important;
    font-weight: 700 !important;
    color: var(--primary) !important;
}
.stat-content p {
    font-size: 13px !important;
    color: var(--text-light) !important;
    margin: 0 !important;
}

/* ---------- 服务流程 ---------- */
.process-swiper { padding: 20px 0 40px !important; }
.process-item {
    text-align: center !important;
    padding: 40px 28px !important;
    background: var(--bg-white) !important;
    border-radius: var(--radius-md) !important;
    box-shadow: var(--shadow-sm) !important;
    transition: var(--transition) !important;
    border: 1px solid var(--border-color) !important;
    min-height: 280px !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
}
.process-item:hover {
    transform: translateY(-4px) !important;
    box-shadow: var(--shadow-md) !important;
    border-color: var(--primary) !important;
}
.process-icon {
    width: 80px !important;
    height: 80px !important;
    margin-bottom: 20px !important;
}
.process-icon img {
    width: 100% !important;
    height: 100% !important;
    object-fit: contain !important;
}
.process-title {
    font-size: 18px !important;
    font-weight: 700 !important;
    color: var(--text-dark) !important;
    margin-bottom: 12px !important;
}
.process-desc {
    font-size: 14px !important;
    color: var(--text-light) !important;
    line-height: 1.6 !important;
}

/* ---------- CTA 广告区 ---------- */
.cta-section {
    padding: 80px 0 !important;
    color: #fff !important;
    text-align: center !important;
}
.cta-content h2 {
    font-size: 36px !important;
    font-weight: 700 !important;
    margin-bottom: 15px !important;
    letter-spacing: 2px !important;
}
.cta-content > p {
    font-size: 18px !important;
    opacity: 0.9 !important;
    margin-bottom: 40px !important;
}
.cta-action {
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    gap: 40px !important;
    flex-wrap: wrap !important;
}
.cta-phone {
    text-align: left !important;
}
.cta-phone span {
    display: block !important;
    font-size: 14px !important;
    opacity: 0.75 !important;
    margin-bottom: 4px !important;
}
.cta-phone strong {
    font-size: 28px !important;
    font-weight: 700 !important;
    letter-spacing: 1px !important;
}
.cta-phone-large span {
    display: block !important;
    font-size: 15px !important;
    opacity: 0.85 !important;
    margin-bottom: 6px !important;
}
.cta-phone-large strong {
    font-size: 36px !important;
    font-weight: 700 !important;
    letter-spacing: 2px !important;
}
.cta-dark .cta-content h2 {
    text-shadow: 0 2px 8px rgba(0,0,0,0.3) !important;
}
.cta-dark .cta-phone-strong {
    text-shadow: 0 2px 8px rgba(0,0,0,0.25) !important;
}

/* ---------- 企业亮点 / 新闻 ---------- */
.news-card {
    background: var(--bg-white) !important;
    border-radius: var(--radius-md) !important;
    overflow: hidden !important;
    box-shadow: var(--shadow-sm) !important;
    transition: var(--transition) !important;
    border: 1px solid var(--border-color) !important;
    height: 100% !important;
}
.news-card:hover {
    transform: translateY(-4px) !important;
    box-shadow: var(--shadow-md) !important;
}
.news-img {
    aspect-ratio: 16/10 !important;
    overflow: hidden !important;
    background: var(--bg-light) !important;
}
.news-img img {
    width: 100% !important;
    height: 100% !important;
    object-fit: cover !important;
    transition: transform 0.5s ease !important;
}
.news-card:hover .news-img img {
    transform: scale(1.05) !important;
}
.news-body {
    padding: 24px !important;
}
.news-title {
    font-size: 18px !important;
    font-weight: 600 !important;
    color: var(--text-dark) !important;
    margin-bottom: 10px !important;
    line-height: 1.4 !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    white-space: nowrap !important;
}
.news-desc {
    font-size: 14px !important;
    color: var(--text-light) !important;
    line-height: 1.6 !important;
    display: -webkit-box !important;
    -webkit-line-clamp: 2 !important;
    -webkit-box-orient: vertical !important;
    overflow: hidden !important;
}

/* ---------- 技术支持 ---------- */
.support-tabs {
    display: flex !important;
    justify-content: center !important;
    gap: 16px !important;
    flex-wrap: wrap !important;
    margin-bottom: 40px !important;
}
.support-tabs .tab-link {
    padding: 10px 24px !important;
    border-radius: 50px !important;
    font-size: 15px !important;
    color: var(--text-gray) !important;
    background: var(--bg-light) !important;
    transition: var(--transition) !important;
    border: 1px solid transparent !important;
}
.support-tabs .tab-link:hover {
    background: var(--primary) !important;
    color: #fff !important;
    box-shadow: var(--shadow-sm) !important;
}

.support-grid {
    display: grid !important;
    grid-template-columns: repeat(4, 1fr) !important;
    gap: 24px !important;
}
@media (max-width: 1024px) {
    .support-grid { grid-template-columns: repeat(2, 1fr) !important; }
}
@media (max-width: 576px) {
    .support-grid { grid-template-columns: 1fr !important; }
}

.support-card {
    background: var(--bg-white) !important;
    border-radius: var(--radius-md) !important;
    overflow: hidden !important;
    box-shadow: var(--shadow-sm) !important;
    transition: var(--transition) !important;
    border: 1px solid var(--border-color) !important;
    height: 100% !important;
}
.support-card:hover {
    transform: translateY(-4px) !important;
    box-shadow: var(--shadow-md) !important;
}
.support-img {
    aspect-ratio: 16/10 !important;
    overflow: hidden !important;
    background: var(--bg-light) !important;
}
.support-img img {
    width: 100% !important;
    height: 100% !important;
    object-fit: cover !important;
    transition: transform 0.5s ease !important;
}
.support-card:hover .support-img img {
    transform: scale(1.05) !important;
}
.support-body {
    padding: 20px !important;
}
.support-title {
    font-size: 16px !important;
    font-weight: 600 !important;
    color: var(--text-dark) !important;
    margin-bottom: 10px !important;
    line-height: 1.4 !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    white-space: nowrap !important;
}
.support-desc {
    font-size: 14px !important;
    color: var(--text-light) !important;
    line-height: 1.6 !important;
    display: -webkit-box !important;
    -webkit-line-clamp: 2 !important;
    -webkit-box-orient: vertical !important;
    overflow: hidden !important;
    margin-bottom: 12px !important;
}
.support-date {
    font-size: 13px !important;
    color: var(--text-light) !important;
}

/* ---------- 语言切换按钮 ---------- */
.lang-switch {
    display: flex !important;
    align-items: center !important;
    gap: 8px !important;
    font-size: 14px !important;
    margin-right: 20px !important;
}
.lang-switch a {
    color: var(--text-gray) !important;
    padding: 6px 10px !important;
    border-radius: 4px !important;
    transition: var(--transition) !important;
}
.lang-switch a.active,
.lang-switch a:hover {
    color: var(--primary) !important;
    font-weight: 600 !important;
}
.lang-switch .divider {
    color: var(--border-color) !important;
}

/* ---------- Header 搜索框优化 ---------- */
.header-search {
    margin-right: 20px !important;
}
.header-search form {
    display: flex !important;
    align-items: center !important;
    background: var(--bg-light) !important;
    border-radius: 50px !important;
    padding: 8px 18px !important;
    border: 1px solid var(--border-color) !important;
    transition: var(--transition) !important;
}
.header-search form:focus-within {
    border-color: var(--primary) !important;
    box-shadow: 0 0 0 3px rgba(11,64,174,0.1) !important;
}
.search-input {
    border: none !important;
    outline: none !important;
    background: transparent !important;
    font-size: 14px !important;
    width: 160px !important;
    color: var(--text-dark) !important;
}
.search-input::placeholder { color: var(--text-light) !important; }
.search-btn {
    background: none !important;
    border: none !important;
    cursor: pointer !important;
    padding: 0 !important;
    display: flex !important;
    align-items: center !important;
}

/* ---------- 动画 ---------- */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}
.section > .container > * {
    animation: fadeInUp 0.6s ease forwards !important;
}

/* ---------- 在线咨询按钮 ---------- */
.online-consultation {
    cursor: pointer !important;
}

/* ---------- 响应式补充 ---------- */
@media (max-width: 768px) {
    .section-title h2 { font-size: 28px !important; }
    .section-title { margin-bottom: 35px !important; }
    
    .btn { padding: 12px 28px !important; font-size: 14px !important; }
    
    .cta-content h2 { font-size: 26px !important; }
    .cta-phone strong { font-size: 24px !important; }
    .cta-phone-large strong { font-size: 28px !important; }
    
    .cta-action { flex-direction: column !important; gap: 20px !important; }
    
    .stats-grid { grid-template-columns: 1fr !important; }
    
    .process-item { padding: 28px 20px !important; min-height: auto !important; }
    .process-icon { width: 64px !important; height: 64px !important; }
    
    .product-tabs { gap: 8px !important; }
    .product-tabs .tab-item { padding: 10px 20px !important; font-size: 14px !important; }
    
    .support-tabs { gap: 8px !important; }
    .support-tabs .tab-link { padding: 8px 18px !important; font-size: 14px !important; }
}