:root {
    --primary: #00b3b3;
    --accent: #ffb400;
    --text: #1f2a37;
    --muted: #6b7280;
    --border: #e5e7eb;
    --bg: #f8fafc;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
    color: var(--text);
    background: #fff;
}

a {
    color: inherit;
    text-decoration: none;
}

.container {
    width: min(1200px, 90vw);
    margin: 0 auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 999;
    background: #fff;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 4px 20px rgba(15, 23, 42, 0.06);
}

.header-main {
    width: 100%;
    padding: 20px 0;
}

.header-main .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
}

.logo-section {
    display: flex;
    align-items: center;
}

.logo-container {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
}

.logo-circle {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    margin-bottom: 8px;
}

.logo-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.logo-text {
    color: #fff;
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 2px;
}

.logo-name {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    letter-spacing: 1px;
}

.logo-slogan {
    font-size: 12px;
    color: var(--muted);
}

.nav-section {
    flex: 1;
    display: flex;
    justify-content: center;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 0;
    flex-wrap: nowrap;
}

.nav-item {
    color: #333;
    text-decoration: none;
    padding: 12px 20px;
    font-size: 16px;
    transition: color .3s, background .3s;
    white-space: nowrap;
}

.nav-item:hover,
.nav-item.active {
    color: #65087a;
}

.nav-item-dropdown {
    position: relative;
}

.nav-item-dropdown:hover .dropdown-menu,
.nav-item-dropdown.dropdown-open .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 220px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 12px 30px rgba(15, 23, 42, 0.15);
    padding: 12px 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all .3s ease;
    border: 1px solid #f0f0f0;
    pointer-events: none;
    z-index: 1000;
}

.dropdown-item {
    display: block;
    padding: 10px 20px;
    color: #333;
    font-size: 14px;
    transition: all .2s;
}

.dropdown-item:hover,
.dropdown-item.active {
    background: #f8f9fa;
    color: #65087a;
    padding-left: 24px;
}

.dropdown-group {
    padding: 8px 0;
}

.dropdown-title {
    font-weight: 600;
}

.dropdown-subitems {
    display: flex;
    flex-direction: column;
    padding-left: 10px;
}

.dropdown-subitems .submenu-item {
    font-size: 13px;
}

.service-btn {
    margin-left: 24px;
    background: #65087a;
    color: #fff;
    padding: 12px 18px;
    border-radius: 6px;
    display: flex;
    flex-direction: column;
    gap: 2px;
    text-decoration: none;
    transition: background .3s;
}

.service-btn:hover {
    background: #4dbcf6;
    color: #fff;
}

.service-btn strong {
    font-size: 18px;
    letter-spacing: 1px;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    border: none;
    border-radius: 6px;
    background-image: url('/assets/images/menum.png');
    color: #fff;
    cursor: pointer;
}

.mobile-menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: #fff;
}

.mobile-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 998;
}

.mobile-overlay.show {
    display: block;
}

@media (max-width: 1024px) {
    .header-main .container {
        gap: 20px;
    }

    .service-btn {
        display: none;
    }
}

@media (max-width: 768px) {
    .nav-section {
        justify-content: flex-end;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -300px;
        width: 280px;
        height: 100vh;
        flex-direction: column;
        align-items: stretch;
        padding: 0;
        background: #fff;
        box-shadow: -5px 0 20px rgba(0, 0, 0, 0.1);
        transition: right .3s ease;
        z-index: 999;
        overflow-y: auto;
    }

    .nav-links.mobile-active {
        right: 0;
    }

    .nav-item,
    .dropdown-item,
    .service-btn {
        width: 100%;
        margin: 0;
    }

    .nav-item {
        display: block;
        padding: 16px 20px;
        font-size: 16px;
        color: #333;
        text-decoration: none;
        border-bottom: 1px solid #e5e7eb;
        transition: all 0.2s;
    }

    .nav-item:first-child {
        border-top: 1px solid #e5e7eb;
    }

    .nav-item.active {
        color: #65087a;
        font-weight: 600;
        font-size: 18px;
        background-color: #f8f9fa;
    }

    .nav-item-dropdown {
        width: 100%;
    }

    .nav-item-dropdown > .nav-item {
        position: relative;
        padding-right: 40px;
    }

    .nav-item-dropdown > .nav-item::after {
        content: '▼';
        position: absolute;
        right: 20px;
        top: 50%;
        transform: translateY(-50%);
        font-size: 10px;
        color: #666;
        transition: transform 0.3s;
    }

    .nav-item-dropdown.dropdown-open > .nav-item::after {
        transform: translateY(-50%) rotate(180deg);
    }

    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        padding: 0;
        display: none;
        pointer-events: auto;
        width: 100%;
        background: #f8f9fa;
        margin: 0;
    }

    .nav-item-dropdown.dropdown-open .dropdown-menu {
        display: block;
        border-top: 1px solid #e5e7eb;
    }

    .dropdown-item {
        display: block;
        padding: 14px 20px 14px 30px;
        color: #333;
        font-size: 15px;
        text-decoration: none;
        border-bottom: 1px solid #e5e7eb;
        transition: all 0.2s;
    }

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

    .dropdown-item:hover,
    .dropdown-item.active {
        background: #fff;
        color: #65087a;
        padding-left: 35px;
    }

    .dropdown-group {
        padding: 0;
        border-bottom: 1px solid #e5e7eb;
    }

    .dropdown-group:last-child {
        border-bottom: none;
    }

    .dropdown-title {
        display: block;
        font-weight: 600;
        font-size: 15px;
        padding: 14px 20px 14px 30px;
        border-bottom: 1px solid #e5e7eb;
        color: #333;
        text-decoration: none;
        transition: all 0.2s;
    }

    .dropdown-title:hover,
    .dropdown-title.active {
        background: #fff;
        color: #65087a;
        padding-left: 35px;
    }

    .dropdown-subitems {
        display: flex;
        flex-direction: column;
        padding: 0;
        background: #fff;
    }

    .dropdown-subitems .submenu-item {
        font-size: 14px;
        padding: 12px 20px 12px 45px;
        border-bottom: 1px solid #f0f0f0;
    }

    .dropdown-subitems .submenu-item:last-child {
        border-bottom: none;
    }

    .dropdown-subitems .submenu-item:hover,
    .dropdown-subitems .submenu-item.active {
        background: #f8f9fa;
        color: #65087a;
        padding-left: 50px;
    }

    .mobile-menu-toggle {
        display: flex;
    }
}

.hero {
    padding: 80px 0;
    background: linear-gradient(135deg, #e0f7f6, #fdf2d7);
}

.hero.slim {
    padding: 60px 0;
}

.hero-content {
    display: flex;
    justify-content: space-between;
    gap: 30px;
}

.hero h1 {
    font-size: clamp(28px, 5vw, 48px);
    margin-bottom: 12px;
}

.hero p {
    color: var(--muted);
    margin: 0;
}

.hero-meta {
    font-size: 14px;
    margin-top: 10px;
}

.hero-card {
    background: #fff;
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    max-width: 320px;
}

.hero-actions {
    margin-top: 24px;
    display: flex;
    gap: 12px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    border-radius: 999px;
    border: none;
    cursor: pointer;
    font-weight: 600;
    transition: all .2s;
}

.btn.primary {
    background: var(--primary);
    color: #fff;
}

.btn.ghost {
    border: 1px solid var(--primary);
    color: var(--primary);
}

.btn.link {
    color: var(--primary);
    padding: 0;
    border-radius: 0;
}

.section {
    padding: 70px 0;
}

.section.muted {
    background: var(--bg);
}

.section-head {
    text-align: center;
    margin-bottom: 40px;
}

.section-head h2 {
    margin: 0;
    font-size: 32px;
}

.section-head p {
    color: var(--muted);
}

.card-grid {
    display: grid;
    gap: 24px;
}

.card-grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.solution-card,
.product-card,
.news-card,
.case-card,
.honor-card {
    background: #fff;
    border-radius: 16px;
    padding: 20px;
    box-shadow: 0 10px 20px rgba(15, 23, 42, 0.08);
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.product-cover,
.case-cover,
.honor-cover,
.news-cover {
    width: 100%;
    padding-bottom: 60%;
    border-radius: 12px;
    background-size: cover;
    background-position: center;
}

.product-body,
.news-body,
.case-body,
.honor-body {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.empty-state {
    text-align: center;
    padding: 40px 0;
    color: var(--muted);
}

.breadcrumb {
    color: var(--muted);
    font-size: 14px;
}

.article-detail .article-body {
    background: #fff;
    border-radius: 16px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.04);
}

.article-body img {
    max-width: 100%;
    border-radius: 8px;
    margin: 16px 0;
}

.message-layout,
.contact-layout,
.case-detail-layout {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.message-panel,
.contact-card,
.map-card,
.message-form {
    background: #fff;
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
}

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

.contact-list li {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
}

.form-field {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 16px;
    font-size: 14px;
}

.form-field input,
.form-field textarea,
.form-field select {
    padding: 10px 14px;
    border-radius: 12px;
    border: 1px solid var(--border);
    font-size: 14px;
}

.captcha-field .captcha {
    display: flex;
    align-items: center;
    gap: 12px;
}

.captcha-question {
    font-weight: 600;
    color: var(--primary);
}

.alert {
    padding: 12px 18px;
    border-radius: 12px;
    margin-bottom: 16px;
}

.alert.success {
    background: #ecfdf5;
    color: #047857;
}

.alert.error {
    background: #fef2f2;
    color: #b91c1c;
}

.download-table {
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--border);
}

.download-head,
.download-row {
    display: grid;
    grid-template-columns: 80px auto 120px 120px;
    padding: 14px 20px;
    gap: 12px;
    align-items: center;
}

.download-head {
    background: var(--bg);
    font-weight: 600;
}

.download-row:nth-child(even) {
    background: #fff;
}

.pagination {
    margin-top: 24px;
    display: flex;
    justify-content: center;
    gap: 16px;
    align-items: center;
}

.pagination a {
    color: var(--primary);
    font-weight: 600;
}

.back-to-top {
    position: fixed;
    right: 20px;
    bottom: 30px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--primary);
    color: #fff;
    opacity: 0;
    pointer-events: none;
    transition: opacity .2s;
}

.back-to-top.show {
    opacity: 1;
    pointer-events: auto;
}

.knowledge-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.knowledge-block {
    background: #fff;
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
}

.knowledge-block ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.knowledge-block li + li {
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

.case-gallery {
    min-height: 320px;
    border-radius: 16px;
    background-size: cover;
    background-position: center;
}

.case-info ul {
    list-style: none;
    padding: 0;
}

.case-info li {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
}

.map-frame {
    width: 100%;
    height: 320px;
    border: none;
    border-radius: 12px;
}

.site-footer {
    background: #0f172a;
    color: #fff;
    padding: 60px 0 20px;
    margin-top: 60px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}

.site-footer h4 {
    margin-top: 0;
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: 30px;
    padding-top: 20px;
    text-align: center;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
}

/* Footer.vue 样式 */
.footer {
    background: url('/assets/images/bottombg.jpg') center/cover no-repeat;
    color: #ffffff;
    min-height: 300px;
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    z-index: 1;
}

.footer-main {
    padding: 60px 0;
    position: relative;
    z-index: 2;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 50px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
}

/* 左侧区域 */
.footer-left {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    z-index: 2;
}

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

.footer .logo {
    margin-right: 15px;
}

.footer .logo-image {
    height: 100px;
    width: auto;
    max-width: 300px;
    object-fit: contain;
}

.footer .company-name {
    color: white;
    font-size: 18px;
    font-weight: bold;
    letter-spacing: 1px;
    transform: translate(50px, 50px);
}

.footer .core-values {
    display: flex;
    flex-direction: row;
    gap: 30px;
    align-items: flex-start;
}

.footer .value-item {
    display: flex;
    align-items: flex-start;
    gap: 8px;
}

.footer .value-dot {
    width: 6px;
    height: 6px;
    background: #65087a;
    border-radius: 50%;
    flex-shrink: 0;
    margin-top: 11px;
}

.footer .value-text {
    display: flex;
    flex-direction: column;
}

.footer .value-chinese {
    color: #65087a;
    font-size: 28px;
    font-weight: bold;
    line-height: 1.2;
}

.footer .value-english {
    color: white;
    font-size: 12px;
    margin-top: 2px;
    line-height: 1.2;
}

/* 右侧联系信息区域 */
.footer-right {
    display: flex;
    flex-direction: row;
    align-items: flex-start;
    gap: 40px;
    z-index: 2;
}

.footer .contact-section {
    text-align: left;
}

.footer .contact-item {
    margin-bottom: 12px;
}

.footer .contact-label {
    color: white;
    font-size: 14px;
    margin-bottom: 5px;
}

.footer .contact-phone {
    color: white;
    font-size: 24px;
    font-weight: bold;
    letter-spacing: 1px;
}

.footer .qr-section {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.footer .qr-code {
    width: 80px;
    height: 80px;
    background: white;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 10px;
    position: relative;
    overflow: hidden;
}

.footer .qr-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 4px;
}

.footer .qr-text {
    text-align: center;
    color: white;
    font-size: 12px;
    line-height: 1.4;
}

/* 底部红色版权区域 */
.footer .footer-bottom {
    background: #65087a;
    padding: 20px 0;
    position: relative;
    z-index: 2;
}

.footer .copyright-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 50px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.footer .copyright-right {
    text-align: center;
}

.footer .copyright-text {
    color: white;
    font-size: 14px;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .footer-content {
        flex-direction: column;
        gap: 40px;
        text-align: center;
    }
    
    .footer-left {
        align-items: center;
    }
    
    .footer-right {
        flex-direction: column;
        align-items: center;
        gap: 20px;
    }
    
    .footer .core-values {
        flex-direction: column;
        gap: 15px;
    }
}

@media (max-width: 768px) {
    .footer-content {
        padding: 0 20px;
    }
    
    .footer .copyright-content {
        flex-direction: column;
        gap: 15px;
        text-align: center;
        padding: 0 20px;
    }
    
    .footer .value-chinese {
        font-size: 20px;
    }
}

/* Swiper.vue 样式 */
.swiper-container {
    position: relative;
    width: 100%;
    height: 800px; /* 高度固定为800px */
    overflow: hidden;
}

.swiper-wrapper {
    height: 100%;
    position: relative;
}

.swiper-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0;
    transition: opacity 0.8s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
}

.swiper-slide.slide-1 {
    background-image: url('/assets/images/banner1.jpg');
}

.swiper-slide.slide-2 {
    background-image: url('/assets/images/banner2.jpg');
}

.swiper-slide.slide-3 {
    background-image: url('/assets/images/banner3.jpg');
}

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

.slide-content {
    position: relative;
    color: white;
    text-align: center;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
    max-width: 800px;
    padding: 0 20px;
    z-index: 1;
}

.slide-title {
    font-size: 56px;
    margin-bottom: 20px;
    font-weight: bold;
}

.slide-divider {
    width: 100px;
    height: 4px;
    background: #ffd700;
    margin: 20px auto;
}

.slide-description {
    font-size: 28px;
    margin-bottom: 30px;
    line-height: 1.6;
}

.slide-button {
    padding: 15px 50px;
    font-size: 20px;
    background: #4dbcf6;
    color: white;
    border: 2px solid transparent;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s;
}

.slide-button:hover {
    background: transparent;
    border-color: white;
}

.swiper-nav {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 20px;
}

.nav-button {
    width: 40px;
    height: 40px;
    border: none;
    border-radius: 50%;
    background: rgba(255,255,255,0.3);
    color: white;
    cursor: pointer;
    transition: background 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    line-height: 1;
    font-weight: bold;
}

.nav-button span {
    display: block;
}

.nav-button:hover {
    background: rgba(255,255,255,0.5);
}

.swiper-dots {
    display: flex;
    gap: 10px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255,255,255,0.3);
    cursor: pointer;
    transition: all 0.3s;
}

.dot.active {
    background: white;
    transform: scale(1.2);
}

@media (max-width: 768px) {
    .header-inner {
        flex-wrap: wrap;
    }

    .main-nav ul {
        flex-direction: column;
        display: none;
        background: #fff;
        width: 100%;
        padding: 16px 0;
    }

    .main-nav ul.show {
        display: flex;
    }

    .nav-toggle {
        display: flex;
    }

    .hero-content {
        flex-direction: column;
    }

    .download-head,
    .download-row {
        grid-template-columns: 60px auto;
        gap: 8px;
    }
    
    /* Swiper 移动端样式 */
    .swiper-container {
        max-height: 250px;
    }

    .slide-content {
        text-align: center;
        padding: 0 20px;
    }

    .slide-title {
        font-size: 32px;
    }

    .slide-description {
        font-size: 18px;
    }

    .slide-divider {
        margin: 15px auto;
    }
    
    /* 移动端导航按钮调整 */
    .swiper-nav {
        bottom: 20px;
    }
    
    .nav-button {
        width: 32px;
        height: 32px;
        font-size: 20px;
    }
    
    .dot {
        width: 8px;
        height: 8px;
    }

    .swiper-slide.slide-1 {
        background-image: url('/assets/images/bannerm1.jpg');
    }

    .swiper-slide.slide-2 {
        background-image: url('/assets/images/bannerm2.jpg');
    }

    .swiper-slide.slide-3 {
        background-image: url('/assets/images/bannerm3.jpg');
    }
}

/* section-header 和 main-title 样式 */
.section-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-bottom: 40px;
}

.main-title {
    font-size: 36px;
    color: #333;
    position: relative;
    display: inline-block;
    font-weight: bold;
    margin: 0;
}

.main-title::after {
    content: '';
    position: absolute;
    right: -15px;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 24px;
    background-color: #ddd;
}

/* 氧疗解决方案样式 */
.oxygen-solutions {
    padding: 40px 0 0 0;
    background: #fff;
}

.oxygen-solutions .container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0;
}

.solutions-grid {
    display: flex;
    gap: 40px;
    margin: 60px 0;
    position: relative;
    align-items: flex-start;
}

.solution-item {
    flex: 1;
    position: relative;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
}

.solution-item.active {
    transform: scale(1.1);
    z-index: 10;
}

.solution-image {
    position: relative;
    width: 100%;
    height: 400px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f8f9fa;
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.4s ease;
}

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

.solution-item.active .solution-image {
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
    transform: translateY(-10px);
}

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

.learn-more-btn {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: #e74c3c;
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 25px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(231, 76, 60, 0.3);
    z-index: 10;
}

.solution-item:hover .learn-more-btn {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(-5px);
}

.learn-more-btn:hover {
    background: #c0392b;
    transform: translateX(-50%) translateY(-8px);
    box-shadow: 0 6px 20px rgba(231, 76, 60, 0.4);
}

.solution-title {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    margin-bottom: 15px;
    transition: color 0.3s ease;
}

.solution-item.active .solution-title {
    color: #e74c3c;
}

/* 移动端氧疗解决方案样式 */
@media (max-width: 768px) {
    .oxygen-solutions {
        padding: 40px 0;
    }
    
    .oxygen-solutions .container {
        padding: 0 20px;
    }
    
    .solutions-grid {
        flex-direction: column;
        gap: 30px;
        margin: 40px 0;
    }
    
    .solution-item {
        transform: none !important;
    }
    
    .solution-item.active {
        transform: scale(1.05) !important;
    }
    
    .solution-image {
        width: 410px;
        height: 300px;
    }
    
    .solution-img {
        object-fit: cover;
    }
    
    .learn-more-btn {
        bottom: 15px;
        padding: 10px 20px;
        font-size: 13px;
    }
    
    /* 移动端特大字号 h2 缩小 */
    .main-title {
        font-size: 24px;
    }
    
    .section-head h2 {
        font-size: 20px;
    }
}

/* 产品展示样式 */
.product-show {
    padding: 8px 0 5px 0;
    background: #fff;
}

.product-show .container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0;
}

.product-grid {
    margin-top: 40px;
    overflow: hidden;
    width: 100%;
}

/* 产品滚动容器 */
.product-scroll-container {
    width: 100%;
    overflow: hidden;
    position: relative;
}

.product-scroll-wrapper {
    width: 100%;
    overflow: hidden;
}

.product-scroll-track {
    display: flex;
    gap: 20px;
    animation: scroll-left 30s linear infinite;
    width: fit-content;
}

.product-scroll-item {
    flex-shrink: 0;
    width: 200px;
    height: 200px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.product-scroll-item:hover {
    transform: scale(1.05);
}

.product-scroll-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* 从右向左滚动动画 */
@keyframes scroll-left {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

.product-row {
    display: flex;
    gap: 40px;
    margin-bottom: 40px;
    justify-content: center;
}

.product-item {
    flex: 1;
    max-width: 380px;
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    transition: all 0.3s ease;
    cursor: pointer;
    text-align: center;
}

.product-item:hover {
    transform: translateY(-3px);
}

.product-image {
    width: 100%;
    height: 250px;
    overflow: hidden;
    position: relative;
    margin-bottom: 20px;
}

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

.product-item:hover .product-image img {
    transform: scale(1.02);
}

.product-info {
    padding: 0 20px 20px 20px;
}

.product-name {
    font-size: 20px;
    font-weight: 600;
    color: #333;
    margin: 0 0 12px 0;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-desc {
    font-size: 15px;
    color: #666;
    margin: 0;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.no-products {
    text-align: center;
    padding: 60px 20px;
    color: #999;
    font-size: 16px;
}

/* 移动端产品展示样式 */
@media (max-width: 768px) {
    .product-show {
        padding: 40px 0;
    }
    
    .product-show .container {
        padding: 0 20px;
    }
    
    .product-row {
        flex-direction: column;
        gap: 20px;
        margin-bottom: 20px;
    }
    
    .product-item {
        max-width: 100%;
    }
    
    .product-image {
        height: 180px;
    }
    
    .product-info {
        padding: 0 15px 15px 15px;
    }
    
    .product-name {
        font-size: 18px;
    }
    
    .product-desc {
        font-size: 14px;
    }
    
    /* 移动端滚动图片样式 */
    .product-scroll-item {
        width: 150px;
        height: 150px;
    }
    
    .product-scroll-track {
        gap: 15px;
    }
}

/* 推荐新闻样式 */
.recommended-news {
    padding: 40px 0 80px 0;
    background: #fff;
}

.news-main-title {
    font-size: 36px;
    font-weight: bold;
    text-align: center;
    margin-bottom: 60px;
    color: #333;
    position: relative;
}

.news-main-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: #ffd700;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.news-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
    text-decoration: none;
    color: inherit;
    display: block;
}

.news-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.news-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    position: relative;
}

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

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

.news-content {
    padding: 20px;
}

.news-card-title {
    font-size: 18px;
    font-weight: bold;
    color: #333;
    margin-bottom: 12px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    min-height: 50px;
}

.news-card-desc {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    margin: 0;
}

.no-news {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 0;
    color: #999;
    font-size: 16px;
}

@media (max-width: 992px) {
    .news-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
        padding: 0 20px;
    }
    
    .news-main-title {
        font-size: 28px;
        margin-bottom: 40px;
    }
    
    .news-card-title {
        font-size: 16px;
        min-height: 44px;
    }
    
    .news-card-desc {
        font-size: 13px;
    }
}

@media (max-width: 768px) {
    .news-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 0 20px;
    }
    
    .news-main-title {
        font-size: 24px;
        margin-bottom: 30px;
    }
    
    .news-image {
        height: 180px;
    }
    
    .news-content {
        padding: 15px;
    }
    
    .news-card-title {
        font-size: 16px;
        min-height: 40px;
    }
    
    .news-card-desc {
        font-size: 14px;
    }
}

/* Honor page */
.page-honor .plan-page {
    min-height: 100vh;
    background: #fff;
}

.page-honor .honor-content {
    background-color: #f8f8f8;
    padding: 40px 0;
}

.page-honor .honor-content .container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 50px;
}

.page-honor .honor-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 40px;
}

.page-honor .honor-item {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    cursor: pointer;
    display: flex;
    flex-direction: column;
}

.page-honor .honor-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.15);
}

.page-honor .honor-image {
    width: 100%;
    height: 427px;
    overflow: hidden;
    position: relative;
}

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

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

.page-honor .honor-content-text {
    padding: 20px;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    text-align: center;
}

.page-honor .honor-title {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    margin: 0;
    line-height: 1.4;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    min-height: 50px;
}

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

.page-honor .honor-modal {
    position: fixed;
    inset: 0;
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1200;
    padding: 30px;
}

.page-honor .honor-modal.is-active {
    display: flex;
}

.page-honor .honor-modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
}

.page-honor .honor-modal-body {
    position: relative;
    background: #fff;
    border-radius: 12px;
    padding: 20px;
    max-width: 900px;
    width: 100%;
    box-shadow: 0 20px 60px rgba(0,0,0,0.2);
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    animation: honorModalFade 0.3s ease;
}

.page-honor .honor-modal-close {
    position: absolute;
    top: 10px;
    right: 10px;
    width: 36px;
    height: 36px;
    border: none;
    border-radius: 50%;
    background: rgba(0,0,0,0.6);
    color: #fff;
    font-size: 22px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.page-honor .honor-modal-image {
    width: 100%;
    max-height: 600px;
    overflow: hidden;
    border-radius: 8px;
    margin-bottom: 15px;
}

.page-honor .honor-modal-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    background: #000;
}

.page-honor .honor-modal-title {
    font-size: 20px;
    font-weight: 600;
    color: #333;
    margin: 0;
    text-align: center;
}

body.honor-modal-open {
    overflow: hidden;
}

@keyframes honorModalFade {
    from {
        transform: translateY(20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@media (max-width: 1200px) {
    .page-honor .honor-content .container {
        padding: 0 20px;
    }
    
    .page-honor .honor-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 25px;
    }
}

@media (max-width: 768px) {
    .page-honor .honor-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .page-honor .honor-image {
        height: 200px;
    }
    
    .page-honor .honor-content-text {
        padding: 15px;
    }
}

@media (max-width: 576px) {
    .page-honor .honor-content .container {
        padding: 0 15px;
    }
    
    .page-honor .honor-image {
        height: 180px;
    }
}

/* Download page */
.page-download .plan-page {
    min-height: 100vh;
    background: #fff;
}

/* Product list page (对应 List.vue 布局与样式) */
.page-product-list .list-page {
    min-height: 100vh;
    background: #f5f5f5;
}

.page-product-list .main-content {
    padding: 40px 0;
    background: #fff;
}

.page-product-list .main-content .container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 50px;
    display: flex;
    gap: 40px;
}

/* 左侧边栏 */
.page-product-list .sidebar {
    width: 300px;
    flex-shrink: 0;
}

.page-product-list .search-section {
    margin-bottom: 30px;
}

.page-product-list .search-section h3 {
    font-size: 18px;
    color: #333;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid #dc3545;
}

.page-product-list .search-box {
    display: flex;
    border: 1px solid #ddd;
}

.page-product-list .search-box input {
    flex: 1;
    padding: 10px;
    border: none;
    font-size: 14px;
}

.page-product-list .search-btn {
    background: #dc3545;
    color: #fff;
    border: none;
    padding: 10px 15px;
    cursor: pointer;
}

/* 分类列表 */
.page-product-list .category-section {
    margin-bottom: 30px;
}

.page-product-list .category-section h3 {
    font-size: 18px;
    color: #333;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid #dc3545;
}

.page-product-list .category-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.page-product-list .category-list li {
    margin-bottom: 10px;
}

.page-product-list .category-list a {
    display: flex;
    align-items: center;
    color: #666;
    text-decoration: none;
    padding: 8px 0;
    transition: all 0.3s;
}

.page-product-list .category-list a i {
    margin-right: 10px;
    font-size: 12px;
    color: #666;
    transition: all 0.3s;
}

.page-product-list .category-list a.active,
.page-product-list .category-list a:hover {
    color: #dc3545;
}

.page-product-list .category-list a.active i,
.page-product-list .category-list a:hover i {
    color: #dc3545;
}

.page-product-list .category-list a.active {
    background-color: rgba(220, 53, 69, 0.05);
    border-left: 3px solid #dc3545;
    padding-left: 7px;
    font-weight: 500;
    border-radius: 0 4px 4px 0;
    transition: all 0.3s ease;
}

/* 推荐产品区域（结构由后端控制，样式按 List.vue 保留） */
.page-product-list .recommended-section {
    margin-bottom: 30px;
}

.page-product-list .recommended-section h3 {
    font-size: 18px;
    color: #333;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid #dc3545;
}

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

.page-product-list .product-item {
    text-align: center;
    cursor: pointer;
}

.page-product-list .product-item img {
    width: 100%;
    height: 120px;
    object-fit: cover;
    margin-bottom: 10px;
}

.page-product-list .product-item h4 {
    font-size: 14px;
    color: #333;
    margin: 5px 0;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    line-clamp: 1;
    -webkit-box-orient: vertical;
}

.page-product-list .more-link {
    color: #dc3545;
    text-decoration: none;
    font-size: 12px;
}

/* 热门产品区域 */
.page-product-list .news-section {
    margin-bottom: 30px;
}

.page-product-list .news-section h3 {
    font-size: 18px;
    color: #333;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid #dc3545;
}

.page-product-list .news-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.page-product-list .news-list li {
    padding: 15px 0;
    border-bottom: 1px solid #eee;
    cursor: pointer;
}

.page-product-list .news-list li:last-child {
    border-bottom: none;
}

.page-product-list .news-date {
    display: block;
    color: #999;
    font-size: 14px;
    margin-bottom: 5px;
}

.page-product-list .news-title {
    color: #333;
    text-decoration: none;
    font-size: 14px;
    line-height: 1.4;
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    transition: color 0.3s;
}

.page-product-list .news-title:hover {
    color: #dc3545;
}

/* 右侧内容区 */
.page-product-list .content {
    flex: 1;
}

.page-product-list .content-title {
    font-size: 24px;
    color: #333;
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 2px solid #dc3545;
}

/* 产品网格 */
.page-product-list .case-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 40px;
}

.page-product-list .case-item {
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s;
    cursor: pointer;
}

.page-product-list .case-item:hover {
    transform: translateY(-5px);
}

.page-product-list .case-image {
    position: relative;
    width: 100%;
    padding-bottom: 75%;
    overflow: hidden;
}

.page-product-list .case-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.page-product-list .case-item:hover .case-image img {
    transform: scale(1.1);
}

.page-product-list .case-content {
    padding: 15px;
    text-align: center;
}

.page-product-list .case-content h3 {
    font-size: 16px;
    color: #333;
    margin: 0 0 10px;
    line-height: 1.4;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    height: 44px;
}

.page-product-list .product-price {
    color: #f56c6c;
    font-size: 18px;
    font-weight: bold;
}

/* 分页 */
.page-product-list .pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin-top: 40px;
}

.page-product-list .pagination a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 4px;
    color: #666;
    text-decoration: none;
    transition: all 0.3s;
    border: 1px solid #ddd;
}

.page-product-list .pagination a.active {
    background: #dc3545;
    color: #fff;
    border-color: #dc3545;
}

.page-product-list .pagination a:hover:not(.active):not(.disabled) {
    border-color: #dc3545;
    color: #dc3545;
}

.page-product-list .pagination .ellipsis {
    color: #666;
}

.page-product-list .prev-page,
.page-product-list .next-page {
    background: #fff;
}

.page-product-list .pagination a.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

@media (max-width: 1200px) {
    .page-product-list .case-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .page-product-list .main-content .container {
        padding: 0 20px;
        flex-direction: column;
    }

    .page-product-list .sidebar {
        width: 100%;
    }

    .page-product-list .case-grid {
        grid-template-columns: 1fr;
    }
}

/* Cooper page */
.page-cooper .plan-page {
    min-height: 100vh;
    background: #fff;
}

.page-cooper .cooper-content {
    position: relative;
    padding: 20px 0;
    background: #fff;
}

.page-cooper .cooper-content .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
}

.page-cooper .top-section {
    position: absolute;
    top: 20px;
    left: 20px;
}

.page-cooper .cooper-button-section {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.page-cooper .cooper-button {
    background: #dc3545;
    color: #fff;
    padding: 14px 28px;
    border-radius: 6px;
    font-size: 18px;
    font-weight: bold;
    position: relative;
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 4px 8px rgba(220, 53, 69, 0.3);
    transition: all 0.3s ease;
    cursor: pointer;
}

.page-cooper .cooper-button:hover {
    background: #c82333;
    box-shadow: 0 6px 12px rgba(220, 53, 69, 0.4);
    transform: translateY(-2px);
}

.page-cooper .dropdown-arrow {
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 7px solid #fff;
    margin-left: 6px;
}

.page-cooper .description-text {
    color: #666;
    font-size: 15px;
    margin-top: 12px;
    line-height: 1.5;
    font-weight: 500;
}

@media (max-width: 768px) {
    .page-cooper .cooper-content {
        padding: 15px 0;
    }

    .page-cooper .cooper-content .container {
        padding: 0 10px;
    }

    .page-cooper .top-section {
        top: 15px;
        left: 10px;
    }

    .page-cooper .cooper-button {
        padding: 12px 20px;
        font-size: 16px;
    }

    .page-cooper .description-text {
        font-size: 14px;
        margin-top: 10px;
    }
}

/* Message page */
.page-message .plan-page {
    min-height: 100vh;
    background: #fff;
}

.page-message .message-section {
    padding: 80px 0;
    background: #f8f9fa;
}

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

.page-message .section-header {
    text-align: center;
    margin-bottom: 60px;
}

.page-message .main-title {
    font-size: 36px;
    color: #333;
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
}

.page-message .main-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: #00b3b3;
}

.page-message .sub-title {
    color: #666;
    font-size: 18px;
    margin: 0;
}

.page-message .message-content {
    display: flex;
    gap: 60px;
    align-items: flex-start;
}

.page-message .message-left,
.page-message .message-right {
    flex: 1;
    background: #fff;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.page-message .message-info h3 {
    font-size: 24px;
    color: #333;
    margin-bottom: 30px;
    position: relative;
    padding-bottom: 15px;
}

.page-message .message-info h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background: #00b3b3;
}

.page-message .contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 25px;
    padding: 15px 0;
    border-bottom: 1px solid #f0f0f0;
    font-size: 16px;
    color: #666;
    line-height: 1.6;
}

.page-message .contact-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.page-message .contact-item i {
    font-size: 20px;
    color: #00b3b3;
    margin-right: 15px;
    width: 24px;
    text-align: center;
}

.page-message .contact-item a {
    color: inherit;
}

.page-message .message-form {
    margin-top: 0;
}

.page-message .form-group {
    margin-bottom: 25px;
}

.page-message .form-input,
.page-message .form-textarea,
.page-message select.form-input {
    width: 100%;
    padding: 15px 20px;
    border: 2px solid #e9ecef;
    border-radius: 8px;
    font-size: 16px;
    transition: all 0.3s ease;
    background: #f8f9fa;
}

.page-message .form-input:focus,
.page-message .form-textarea:focus,
.page-message select.form-input:focus {
    border-color: #00b3b3;
    background: #fff;
    outline: none;
    box-shadow: 0 0 0 3px rgba(0, 179, 179, 0.1);
}

.page-message .form-textarea {
    height: 120px;
    resize: vertical;
    font-family: inherit;
}

.page-message .captcha-group {
    display: flex;
    gap: 15px;
    align-items: center;
}

.page-message .captcha-text {
    padding: 15px 20px;
    border-radius: 8px;
    border: 2px solid #e9ecef;
    background: #fff;
    color: #333;
    font-weight: 600;
}

.page-message .submit-btn {
    width: 100%;
    padding: 15px 0;
    background: linear-gradient(135deg, #00b3b3, #009999);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.page-message .submit-btn:hover:not(:disabled) {
    background: linear-gradient(135deg, #009999, #007777);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 179, 179, 0.3);
}

.page-message .submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.page-message .submit-btn i {
    font-size: 16px;
    transition: transform 0.3s ease;
}

.page-message .submit-btn:hover:not(:disabled) i {
    transform: translateX(3px);
}

.page-message .form-success {
    text-align: center;
    padding: 40px 20px;
}

.page-message .form-success p {
    color: #28a745;
    font-size: 20px;
    margin-bottom: 30px;
    font-weight: 600;
}

.page-message .form-error {
    color: #dc3545;
    background: #f8d7da;
    border: 1px solid #f5c6cb;
    border-radius: 8px;
    padding: 15px 20px;
    margin-bottom: 25px;
    font-size: 14px;
}

@media (max-width: 992px) {
    .page-message .message-content {
        flex-direction: column;
        gap: 40px;
    }

    .page-message .message-left,
    .page-message .message-right {
        padding: 30px;
    }

    .page-message .main-title {
        font-size: 28px;
    }

    .page-message .sub-title {
        font-size: 16px;
    }
}

@media (max-width: 768px) {
    .page-message .message-section {
        padding: 60px 0;
    }

    .page-message .message-section .container {
        padding: 0 15px;
    }

    .page-message .section-header {
        margin-bottom: 40px;
    }

    .page-message .main-title {
        font-size: 24px;
    }

    .page-message .sub-title {
        font-size: 14px;
    }

    .page-message .message-left,
    .page-message .message-right {
        padding: 20px;
    }

    .page-message .contact-item {
        margin-bottom: 20px;
        padding: 12px 0;
    }

    .page-message .contact-item i {
        font-size: 18px;
        margin-right: 12px;
    }

    .page-message .contact-item span {
        font-size: 14px;
    }

    .page-message .form-input,
    .page-message .form-textarea {
        padding: 12px 15px;
        font-size: 14px;
    }

    .page-message .captcha-group {
        flex-direction: column;
        gap: 10px;
        align-items: stretch;
    }

    .page-message .captcha-text {
        text-align: center;
    }

    .page-message .submit-btn {
        padding: 12px 0;
        font-size: 16px;
    }
}

@media (max-width: 480px) {
    .page-message .message-left,
    .page-message .message-right {
        padding: 15px;
    }

    .page-message .main-title {
        font-size: 20px;
    }

    .page-message .message-info h3 {
        font-size: 20px;
    }
}

/* Linker (Contact) page */
.page-linker .plan-page {
    min-height: 100vh;
    background: #fff;
}

.page-linker .contact-section {
    padding: 40px 0;
    background: #fff;
}

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

.page-linker .section-title {
    font-size: 24px;
    font-weight: bold;
    color: #333;
    margin-bottom: 30px;
    padding-bottom: 8px;
    border-bottom: 2px solid #007bff;
    display: inline-block;
}

.page-linker .contact-content {
    display: flex;
    gap: 0;
    align-items: flex-start;
}

.page-linker .contact-image {
    flex: 1.3;
    min-width: 0;
}

.page-linker .contact-image img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    border-radius: 2px;
}

.page-linker .contact-info {
    flex: 1;
    height: 250px;
    background: #fafafa;
    padding: 20px;
    border-radius: 4px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.page-linker .company-name {
    font-size: 16px;
    font-weight: bold;
    color: #8B4513;
    margin-bottom: 15px;
    line-height: 1.2;
}

.page-linker .contact-details {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.page-linker .contact-item {
    display: flex;
    align-items: flex-start;
    gap: 6px;
    line-height: 1.4;
}

.page-linker .label {
    font-weight: bold;
    color: #333;
    min-width: 65px;
    flex-shrink: 0;
    font-size: 13px;
}

.page-linker .value {
    color: #666;
    flex: 1;
    font-size: 13px;
}

.page-linker .map-section {
    padding: 40px 0;
}

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

.page-linker .map-title {
    display: flex;
    align-items: center;
    margin-bottom: 30px;
    padding-bottom: 8px;
}

.page-linker .map-title-chinese {
    font-size: 24px;
    font-weight: bold;
    color: #ff0000;
    margin-right: 10px;
}

.page-linker .map-title-english {
    font-size: 24px;
    font-weight: bold;
    color: #999;
    margin-right: 10px;
}

.page-linker .title-divider {
    display: flex;
    align-items: center;
    flex: 1;
}

.page-linker .red-bar {
    width: 4px;
    height: 20px;
    background-color: #ff0000;
    margin-right: 10px;
}

.page-linker .gray-bar {
    height: 2px;
    background-color: #e0e0e0;
    flex: 1;
}

.page-linker .map-container {
    margin-top: 20px;
}

.page-linker .map-wrapper {
    position: relative;
    width: 100%;
    height: 600px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.page-linker .map-main {
    position: relative;
    width: 100%;
    height: 100%;
    background: #f5f5f5;
}

@media (max-width: 768px) {
    .page-linker .contact-content {
        flex-direction: column;
        gap: 30px;
    }

    .page-linker .contact-image img {
        height: 250px;
    }

    .page-linker .section-title {
        font-size: 28px;
    }

    .page-linker .company-name {
        font-size: 20px;
    }

    .page-linker .contact-item {
        flex-direction: column;
        gap: 5px;
    }

    .page-linker .label {
        min-width: auto;
    }

    .page-linker .map-wrapper {
        height: 400px;
    }
}

.page-download .download-content {
    position: relative;
    padding: 20px 0;
    background: #fff;
}

.page-download .download-content .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
}

.page-download .top-section {
    position: absolute;
    top: 20px;
    left: 20px;
}

.page-download .cooper-button-section {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.page-download .cooper-button {
    background: #dc3545;
    color: #fff;
    padding: 14px 28px;
    border-radius: 6px;
    font-size: 18px;
    font-weight: bold;
    position: relative;
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 4px 8px rgba(220, 53, 69, 0.3);
    transition: all 0.3s ease;
    cursor: pointer;
}

.page-download .cooper-button:hover {
    background: #c82333;
    box-shadow: 0 6px 12px rgba(220, 53, 69, 0.4);
    transform: translateY(-2px);
}

.page-download .dropdown-arrow {
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 7px solid #fff;
    margin-left: 6px;
}

.page-download .description-text {
    color: #666;
    font-size: 15px;
    margin-top: 12px;
    line-height: 1.5;
    font-weight: 500;
}

.page-download .download-section {
    margin: 0 auto;
    max-width: 1200px;
    background: #fff;
    padding: 20px;
}

.page-download .download-header {
    display: flex;
    align-items: center;
    padding: 12px 0;
    background: #f8f9fa;
    border-bottom: 2px solid #e0e0e0;
    color: #333;
    font-size: 14px;
    font-weight: bold;
    margin-bottom: 10px;
}

.page-download .header-number {
    width: 30px;
    text-align: left;
}

.page-download .header-title {
    flex: 1;
    margin-left: 10px;
    margin-right: 20px;
}

.page-download .header-size {
    color: #666;
    margin-right: 20px;
    min-width: 80px;
    text-align: right;
}

.page-download .header-download {
    min-width: 50px;
    text-align: center;
}

.page-download .download-item {
    display: flex;
    align-items: center;
    padding: 15px 0;
    border-bottom: 1px dashed #e0e0e0;
    color: #333;
    font-size: 14px;
}

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

.page-download .item-number {
    width: 30px;
    color: #333;
    font-weight: normal;
}

.page-download .item-title {
    flex: 1;
    color: #333;
    margin-left: 10px;
    margin-right: 20px;
}

.page-download .item-size {
    color: #999;
    margin-right: 20px;
    min-width: 80px;
    text-align: right;
}

.page-download .item-download {
    color: #333;
    cursor: pointer;
    padding: 5px 10px;
    border-radius: 3px;
    transition: all 0.2s;
    min-width: 50px;
    text-align: center;
}

.page-download .item-download:hover {
    background-color: #f5f5f5;
    color: #666;
}

.page-download .item-download .download-link {
    color: inherit;
    text-decoration: none;
}

.page-download .loading-state,
.page-download .empty-state {
    padding: 40px 0;
    text-align: center;
    color: #999;
}

.page-download .pagination-container {
    display: flex;
    justify-content: center;
    margin-top: 20px;
}

.page-download .pagination {
    display: flex;
    align-items: center;
    gap: 15px;
}

.page-download .page-btn {
    padding: 8px 15px;
    background: #f0f0f0;
    border-radius: 4px;
    color: #333;
    transition: all 0.3s;
    text-decoration: none;
}

.page-download .page-btn:hover {
    background: #e60012;
    color: #fff;
}

.page-download .page-info {
    color: #666;
}

@media (max-width: 768px) {
    .page-download .download-content {
        padding: 15px 0;
    }

    .page-download .download-content .container {
        padding: 0 10px;
    }

    .page-download .download-section {
        padding: 15px;
    }

    .page-download .download-header {
        flex-wrap: wrap;
        padding: 10px 0;
    }

    .page-download .header-title {
        margin-right: 10px;
        margin-bottom: 5px;
    }

    .page-download .header-size {
        margin-right: 10px;
        min-width: 60px;
    }

    .page-download .download-item {
        flex-wrap: wrap;
        padding: 12px 0;
    }

    .page-download .item-title {
        margin-right: 10px;
        margin-bottom: 5px;
    }

    .page-download .item-size {
        margin-right: 10px;
        min-width: 60px;
    }

    .page-download .item-download {
        margin-top: 5px;
    }
}

.detail-page {
    min-height: 100vh;
    background: #fff;
}

.product-detail {
    padding: 40px 0;
    background-color: #f8f8f8;
}

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

.product-header {
    text-align: center;
    margin-bottom: 40px;
}

.product-title {
    font-size: 32px;
    font-weight: 600;
    color: #333;
    margin: 0 0 15px 0;
    line-height: 1.4;
}

.product-desc {
    font-size: 16px;
    color: #666;
    margin: 0;
    line-height: 1.6;
}

.product-gallery {
    margin-bottom: 40px;
}

.product-gallery .gallery-wrapper {
    display: flex;
    justify-content: center;
    align-items: stretch;
    gap: 24px;
}

.product-gallery .gallery-thumbs {
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-height: 520px;
    overflow-y: auto;
    padding-right: 6px;
}

.product-gallery .thumb-item {
    border: 2px solid transparent;
    border-radius: 12px;
    padding: 6px;
    background: #fff;
    cursor: pointer;
    transition: all 0.2s ease;
    width: 120px;
}

.product-gallery .thumb-item img {
    width: 100%;
    height: 100px;
    object-fit: cover;
    border-radius: 8px;
    display: block;
}

.product-gallery .thumb-item.is-active {
    border-color: #ff5c62;
    box-shadow: 0 8px 20px rgba(255, 92, 98, 0.2);
}

.product-gallery .thumb-item:hover {
    transform: translateY(-2px);
}

.product-gallery .gallery-main {
    flex: 1;
    max-width: 720px;
    background: #fff;
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-gallery .gallery-main img {
    width: 100%;
    max-height: 500px;
    object-fit: contain;
    border-radius: 12px;
}

.product-gallery .thumb-item:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(255, 92, 98, 0.3);
}

.product-content {
    background: #fff;
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.content-section {
    max-width: 800px;
    margin: 0 auto;
}

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

.content-body h1,
.content-body h2,
.content-body h3,
.content-body h4,
.content-body h5,
.content-body h6 {
    color: #333;
    margin: 30px 0 15px 0;
    font-weight: 600;
}

.content-body p {
    margin: 15px 0;
}

.content-body img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin: 20px 0;
}

.content-body ul,
.content-body ol {
    margin: 15px 0;
    padding-left: 30px;
}

.content-body li {
    margin: 8px 0;
}

.content-body blockquote {
    border-left: 4px solid #007bff;
    padding-left: 20px;
    margin: 20px 0;
    background: #f8f9fa;
    padding: 15px 20px;
    border-radius: 0 8px 8px 0;
}

.content-body table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}

.content-body th,
.content-body td {
    border: 1px solid #ddd;
    padding: 12px;
    text-align: left;
}

.content-body th {
    background-color: #f8f9fa;
    font-weight: 600;
}

.related-products {
    margin-top: 40px;
    padding: 20px;
    background: #fff;
    border: 1px solid #e5e5e5;
}

.related-title {
    display: inline-block;
    position: relative;
    background: #ff4757;
    color: #fff;
    font-size: 20px;
    font-weight: 600;
    padding: 12px 36px;
    margin-bottom: 20px;
}

.related-title::after {
    content: '';
    position: absolute;
    top: 0;
    right: -22px;
    border-top: 24px solid #ff4757;
    border-right: 22px solid transparent;
    border-bottom: 24px solid transparent;
}

.related-list {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.related-item {
    flex: 1 1 calc(20% - 16px);
    min-width: 160px;
    border: 1px solid #e4e4e4;
    text-align: center;
    text-decoration: none;
    color: #333;
    background: #fff;
    transition: border-color 0.2s ease;
}

.related-item:hover {
    border-color: #ff4757;
}

.related-thumb {
    padding: 16px;
    height: 190px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fff;
}

.related-thumb img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.related-name {
    background: #f5f5f5;
    padding: 14px 10px;
    font-size: 16px;
}

.no-content,
.loading,
.error {
    text-align: center;
    padding: 60px 20px;
    font-size: 16px;
    color: #666;
}

.error {
    color: #e74c3c;
}

@media (max-width: 768px) {
    .product-detail {
        padding: 20px 0;
    }

    .product-detail .container {
        padding: 0 15px;
    }

    .product-title {
        font-size: 24px;
    }

    .product-content {
        padding: 20px;
    }

    .content-body {
        font-size: 14px;
    }

    .product-gallery .gallery-wrapper {
        flex-direction: column;
        align-items: center;
    }

    .product-gallery .gallery-thumbs {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        max-height: none;
        padding-right: 0;
    }

    .product-gallery .thumb-item {
        width: 90px;
    }

    .product-gallery .thumb-item img {
        height: 80px;
    }

    .product-gallery .gallery-main {
        width: 100%;
        padding: 16px;
    }

    .related-products {
        padding: 20px 15px;
    }

    .related-item {
        flex: 1 1 calc(50% - 10px);
    }
}