@charset "UTF-8";

/* 全局样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
    transition: background-color 0.3s;
}

body.mobile-menu-open {
    overflow: hidden;
}

ul {
    list-style: none;
}

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

/* 导航栏 */
.navbar {
    display: flex;
    align-items: center;
    padding: 0;
    background: transparent;
    box-shadow: none;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: background 0.3s ease-in-out, box-shadow 0.3s ease-in-out;
}
.navbar-container {
    display: flex;
    justify-content: flex-start; /* 默认靠左 */
    align-items: center;
    padding: 0.8rem 2%;
    width: 100%;
    height: 70px;
}

.navbar.scrolled {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
}

.logo-link {
    display: flex;
    align-items: center;
    text-decoration: none;
    flex-shrink: 0;
    margin-right: 2.5rem;
}

.logo-image {
    height: 38px;
    margin-right: 10px;
    transition: height 0.3s;
}

.logo-text {
    font-size: 1.4rem;
    font-weight: bold;
    color: #333;
    transition: font-size 0.3s;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    align-items: center;
    margin: 0;
}

.nav-links li a {
    color: #555;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.3s, border-bottom 0.3s;
    padding-bottom: 5px; /* 为下划线留出空间 */
    border-bottom: 2px solid transparent; /* 默认无下划线 */
    white-space: nowrap;
    position: relative; /* 为图标定位 */
}
.navbar.scrolled .nav-links li a {
    color: #555;
}

.nav-links li a:hover { /* 仅修改颜色，不再添加边框 */
    color: #E53E3E;
}

/* 新增：激活页面链接样式 */
.nav-links li a.active-page {
    color: #E53E3E;
    font-weight: bold;
    border-bottom: 2px solid #E53E3E; /* 添加下划线 */
}

/* 新增：外部链接图标样式 */
.external-link-icon {
    font-size: 0.75em; /* 图标稍小 */
    margin-left: 4px;
    vertical-align: 0.1em; /* 微调垂直对齐 */
    opacity: 0.6;
    transition: opacity 0.3s;
    display: inline-block;
}
.nav-links li a:hover .external-link-icon {
    opacity: 1;
}


.nav-right {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-left: auto;
}

.lang-switch {
    display: flex;
    align-items: center;
    color: #555;
    flex-shrink: 0;
}

.navbar.scrolled .lang-switch a {
    color: #555;
}

.lang-switch a {
    color: #555;
    font-size: 0.9rem;
    transition: color 0.3s;
    padding: 0 5px;
    text-decoration: none;
    font-weight: 500;
}

.lang-switch a:hover,
.lang-switch a.active {
    color: #E53E3E;
    font-weight: bold;
}

.lang-switch .separator {
    color: #ccc;
    font-size: 0.9rem;
}

.nav-login-btn {
    background-color: #E53E3E;
    color: #ffffff !important;
    padding: 0.6rem 1.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: background-color 0.3s, transform 0.2s;
    border: none;
    cursor: pointer;
    line-height: 1.6;
    text-align: center;
    white-space: nowrap;
    flex-shrink: 0;
}
.nav-login-btn:hover {
    background-color: #C53030;
    transform: translateY(-1px);
    color: #ffffff;
}

.mobile-nav-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: #555;
    cursor: pointer;
    z-index: 1100;
    padding: 0 5px;
}
.navbar.scrolled .mobile-nav-toggle {
    color: #555;
}

.mobile-only {
    display: none !important;
    width: 100%;
}
.mobile-only .lang-switch {
    padding: 10px 0;
    justify-content: center;
}
.mobile-only .nav-login-btn {
    width: 100%;
    margin-top: 10px;
}

/* Hero Section */
.hero { height: 80vh; display: flex; align-items: center; padding: 80px 5% 0; position: relative; color: #fff; }
.hero-video { position: absolute; top: 0; left: 0; width: 100%; height: 100%; object-fit: cover; z-index: 1; }
.hero-content { position: relative; z-index: 2; }
.hero-content h1 { font-size: 3rem; margin-bottom: 1rem; color: #2c3e50; }
.hero-content p { font-size: 1.2rem; color: #666; margin-bottom: 2rem; }
.dynamic-keyword { opacity: 1; transition: opacity 0.5s ease-in-out; color: #E53E3E; }
.dynamic-keyword.fade-out { opacity: 0; }
.dynamic-subtitle { opacity: 1; transition: opacity 0.5s ease-in-out; }
.dynamic-subtitle.fade-out { opacity: 0; }
.cta-btn { padding: 0.8rem 2rem; background: #E53E3E; color: white; border: none; border-radius: 50px; font-size: 1rem; font-weight: 500; cursor: pointer; transition: transform 0.3s, background-color 0.3s; }
.cta-btn:hover { background: #C53030; transform: translateY(-2px); }

/* Products Section */
.products { padding: 4rem 5% 6rem; background-color: #f0f2f5; text-align: center; }
.products-header { margin-bottom: 3rem; }
.products-header h2 { font-size: 2.5rem; color: #1a202c; margin-bottom: 0.75rem; font-weight: 600; }
.products-header .products-subtitle { font-size: 1.1rem; color: #5A6474; max-width: 700px; margin: 0 auto; line-height: 1.7; }
.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; max-width: 1200px; margin: 0 auto 4rem auto; } /* MODIFIED */
.product-card { background: #ffffff; padding: 2rem 1.5rem; border-radius: 8px; box-shadow: 0 5px 15px rgba(0, 0, 0, 0.07); text-align: center; display: flex; flex-direction: column; align-items: center; transition: transform 0.3s, box-shadow 0.3s, background-color 0.3s; } /* MODIFIED */
.product-card:hover { transform: translateY(-5px); box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1); background-color: #FFF5F5; }
.product-icon-main { width: 80px; height: 80px; margin-bottom: 1rem; } /* MODIFIED */
.product-card h3 { font-size: 1.2rem; color: #1a202c; margin-bottom: 0.75rem; font-weight: 600; } /* MODIFIED */
.product-card p { font-size: 0.85rem; color: #4a5568; line-height: 1.6; margin-bottom: 1.5rem; flex-grow: 1; max-width: 95%; } /* MODIFIED */
.product-card .card-btn { padding: 0.6rem 1.5rem; background-color: #E53E3E; color: white; border: none; border-radius: 25px; font-size: 0.9rem; font-weight: 500; cursor: pointer; transition: background-color 0.3s, transform 0.2s; margin-top: auto; } /* MODIFIED */

/* Multimodal Capabilities Section */
.multimodal-capabilities { margin-top: 1rem; padding-top: 1rem; }
.multimodal-capabilities h3 { font-size: 1.6rem; color: #333A48; margin-bottom: 2.5rem; font-weight: 500; }
.capabilities-showcase-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1.5rem; max-width: 1100px; margin: 0 auto; padding: 1.5rem; background-color: #ffffff; border-radius: 8px; box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08); }
.capability-card-item { padding: 1.5rem 1rem; text-align: left; border-right: 1px solid #eef0f2; display: flex; flex-direction: column; }
.capability-card-item:last-child { border-right: none; }
.capability-card-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 0.75rem; }
.capability-card-header h4 { font-size: 1.1rem; color: #2d3748; font-weight: 600; }
.capability-title-icon { font-size: 1.3rem; color: #718096; }
.capability-card-item p { font-size: 0.85rem; color: #5A6474; line-height: 1.6; flex-grow: 1; }

/* Advantages Section */
.advantages { padding: 5rem 5%; background: linear-gradient(180deg, #fdfdff 0%, #f5f7fa 100%); color: #333; }
.advantages-header { text-align: center; margin-bottom: 3.5rem; }
.advantages-header h2 { font-size: 2.2rem; color: #1a202c; font-weight: 500; }
.advantages-main-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 2rem; max-width: 1100px; margin: 0 auto 3.5rem auto; }
.advantage-main-card { padding: 2rem 2.5rem; border-radius: 10px; color: #ffffff; }
.advantage-main-card.speed { background-color: #6B4EFF; }
.advantage-main-card.cost { background-color: #31C2E8; }
.advantage-main-title-icon { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.5rem; }
.advantage-main-title-icon h3 { font-size: 1.4rem; font-weight: 600; }
.advantage-main-title-icon i { font-size: 2rem; }
.advantage-main-item { margin-bottom: 1.2rem; display: flex; align-items: baseline; }
.advantage-main-item:last-child { margin-bottom: 0; }
.advantage-main-value { font-size: 2.2rem; font-weight: bold; margin-right: 0.75rem; line-height: 1; }
.advantage-main-value i { font-size: 1.2rem; margin-left: 0.2rem; }
.advantage-main-desc { font-size: 0.9rem; color: #f0f0f0; line-height: 1.4; }
.advantages-features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1.5rem; max-width: 1100px; margin: 0 auto; }
.advantage-feature-card { background-color: #ffffff; padding: 1.8rem; border-radius: 8px; text-align: left; border: 1px solid #e2e8f0; box-shadow: 0 4px 12px rgba(0,0,0,0.05); }
.feature-icon { font-size: 1.8rem; color: #6B4EFF; margin-bottom: 1rem; display: block; }
.advantage-feature-card h4 { font-size: 1.2rem; color: #2c3e50; margin-bottom: 0.8rem; font-weight: 600; }
.advantage-feature-card ul { padding-left: 0; }
.advantage-feature-card ul li { font-size: 0.85rem; color: #5A6474; margin-bottom: 0.5rem; line-height: 1.7; position: relative; padding-left: 1.2em; }
.advantage-feature-card ul li::before { content: "•"; color: #6B4EFF; font-weight: bold; display: inline-block; position: absolute; left: 0; font-size: 1.1em; }

/* Solutions Section */
.solutions { padding: 5rem 5% 6rem; background-color: #f0f2f5; overflow: hidden; }
.solutions-header { text-align: center; margin-bottom: 3rem; }
.solutions-header h2 { font-size: 2.2rem; color: #1a202c; font-weight: 500; }
.solutions-accordion { display: flex; width: 100%; max-width: 1100px; margin: 0 auto; height: 400px; border-radius: 10px; box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1); overflow: hidden; }
.solution-accordion-item { flex-grow: 1; flex-shrink: 1; flex-basis: 10%; position: relative; overflow: hidden; cursor: pointer; transition: flex-basis 0.5s cubic-bezier(0.23, 1, 0.32, 1); border-right: 1px solid rgba(255,255,255,0.2); }
.solution-accordion-item:last-child { border-right: none; }
.solution-accordion-item.active { flex-grow: 5; flex-basis: 60%; }
.solution-bg-image { position: absolute; top: 0; left: 0; width: 100%; height: 100%; object-fit: cover; z-index: 1; transition: transform 0.5s ease; }
.solution-accordion-item.active .solution-bg-image { transform: scale(1.05); }
.solution-accordion-content { position: absolute; bottom: 0; left: 0; width: 100%; padding: 2rem 1.5rem; background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.5) 60%, rgba(0,0,0,0) 100%); color: #ffffff; z-index: 2; transition: opacity 0.3s ease-in-out, transform 0.3s ease-in-out; opacity: 0; transform: translateY(20px); }
.solution-accordion-item.active .solution-accordion-content { opacity: 1; transform: translateY(0); transition-delay: 0.2s; }
.solution-accordion-item:not(.active) .solution-accordion-content { padding: 0; background: none; opacity: 1; transform: translateY(0); display: flex; align-items: center; justify-content: center; height: 100%; }
.solution-accordion-item:not(.active) .solution-accordion-content h3 { writing-mode: vertical-lr; text-orientation: mixed; font-size: 1.2rem; color: #fff; padding: 1rem 0.5rem; background-color: rgba(0,0,0,0.3); border-radius: 5px; z-index: 3; white-space: nowrap; margin: 0; }
.solution-accordion-item:not(.active) .solution-accordion-title-icon .solution-title-main-icon, .solution-accordion-item:not(.active) .solution-accordion-description { display: none; }
.solution-accordion-title-icon { display: flex; align-items: center; margin-bottom: 0.8rem; }
.solution-title-main-icon { width: 32px; height: 32px; margin-right: 0.8rem; filter: brightness(0) invert(1); }
.solution-accordion-item.active .solution-accordion-content h3 { font-size: 1.7rem; margin-bottom: 0.5rem; font-weight: 600; color: #ffffff; writing-mode: initial; text-orientation: initial; padding: 0; background-color: transparent; border-radius: 0; position: static; transform: none; }
.solution-accordion-description { font-size: 0.9rem; line-height: 1.7; color: #e0e0e0; max-height: 100px; overflow-y: auto; }
.solution-accordion-description::-webkit-scrollbar { width: 5px; }
.solution-accordion-description::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.3); border-radius: 5px; }

/* CTA & Partners Section */
.cta-partners { padding: 5rem 5%; background: linear-gradient(135deg, #FEE2E2 0%, #FED7D7 100%); color: #B91C1C; overflow: hidden; }
.cta-partners-container { display: flex; align-items: center; justify-content: space-between; max-width: 1200px; margin: 0 auto; gap: 3rem; }
.cta-content { flex: 1; max-width: 450px; text-align: left; }
.cta-content h2 { font-size: 2.5rem; font-weight: 600; margin-bottom: 1.5rem; line-height: 1.3; color: #991B1B; }
.cta-btn-large { padding: 0.9rem 2.5rem; background-color: #E53E3E; color: #ffffff; border: none; border-radius: 50px; font-size: 1.1rem; font-weight: 500; cursor: pointer; transition: background-color 0.3s, transform 0.2s; display: inline-block; margin-bottom: 1.5rem; }
.cta-btn-large:hover { background-color: #C53030; transform: translateY(-2px); }
.custom-service-link { font-size: 0.95rem; color: #AE2D23; }
.custom-service-link a { color: #991B1B; font-weight: 500; text-decoration: underline; transition: opacity 0.3s; }
.custom-service-link a:hover { opacity: 0.8; }

.partners-logo-slider {
    flex: 1.5;
    overflow: hidden; /* Crucial for mask and preventing layout shifts */
    position: relative;
    height: 180px;
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    /* Default fade effect for desktop */
    -webkit-mask-image: linear-gradient(to right, transparent 0%, black 10%, black 90%, transparent 100%);
    mask-image: linear-gradient(to right, transparent 0%, black 10%, black 90%, transparent 100%);
}

.partners-logo-slider::before,
.partners-logo-slider::after {
   display: none;
}

.partners-logo-row {
    display: flex;
    flex-wrap: nowrap;
    width: max-content;
    will-change: transform;
    backface-visibility: hidden;
    perspective: 1000px;
    align-items: center; /* Vertically align logos in a row */
}

.partners-logo-row img {
    height: 45px;
    width: auto;
    max-width: 110px;
    margin: 0 12px;
    object-fit: contain;
    flex-shrink: 0;
    opacity: 0.8;
    vertical-align: middle;
}

/* Footer Section */
.footer { background: #2c3e50; color: white; padding: 3rem 5% 2rem; }
.footer-content { display: flex; justify-content: space-between; align-items: flex-start; flex-wrap: wrap; gap: 2rem; margin-bottom: 2rem; max-width: 1200px; margin-left: auto; margin-right: auto; }
.footer-section { flex: 1; min-width: 220px; }
.footer-section h4 { font-size: 1.2rem; margin-bottom: 1rem; color: #ffffff; }
.footer-section p { font-size: 0.9rem; color: #bdc3c7; line-height: 1.7; }
.footer-section a { color: #bdc3c7; transition: color 0.3s; }
.footer-section a:hover { color: #ffffff; }
.copyright { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; padding-top: 1.5rem; border-top: 1px solid #34495e; font-size: 0.85rem; color: #bdc3c7; max-width: 1200px; margin-left: auto; margin-right: auto; }
.copyright p { margin-bottom: 0.5rem; }
.备案信息 { display: flex; flex-wrap: wrap; align-items: center; gap: 0.25rem 0.75rem; justify-content: flex-start; }
.备案信息 img { width: 16px; height: 16px; margin-right: 0.3rem; vertical-align: middle; }
.备案信息 a { color: #bdc3c7; font-size: 0.8rem; vertical-align: middle; transition: color 0.3s; }
.备案信息 a:hover { color: #ffffff; }
.备案信息 .分隔符 { color: #7f8c8d; margin: 0 0.25rem; }


/* Responsive Design */
@media (max-width: 992px) {
    .navbar-container {
        justify-content: space-between;
    }
    .logo-link {
        margin-right: 0;
    }
    .nav-links {
        position: fixed;
        top: 70px;
        right: 0;
        width: 280px;
        height: calc(100vh - 70px);
        background-color: #ffffff;
        box-shadow: -2px 0 10px rgba(0,0,0,0.1);
        flex-direction: column;
        align-items: flex-start;
        padding: 1rem;
        gap: 0;
        transform: translateX(100%);
        transition: transform 0.3s ease-in-out;
        z-index: 1050;
        display: flex;
        overflow-y: auto;
    }
    .nav-links.open {
        transform: translateX(0);
    }
    .nav-links li {
       width: 100%;
       border-bottom: 1px solid #f0f0f0;
    }
     .nav-links li:last-child,
     .nav-links li.mobile-only:last-of-type,
     .nav-links li.nav-login-item {
        border-bottom: none;
     }

    .nav-links li a {
        color: #333;
        font-size: 1rem;
        width: 100%;
        display: block;
        padding: 1rem;
        border-bottom: none !important; /* 强制移除边框 */
    }
    .nav-links li a:hover {
        color: #E53E3E;
        background-color: #f9f9f9;
    }
     /* 新增：移动端激活页面样式 */
     .nav-links li a.active-page {
        font-weight: bold;
        color: #E53E3E;
        background-color: #f9f9f9;
        border-bottom: none !important; /* 确保无边框 */
     }

    .nav-right .desktop-only {
        display: none;
    }
    .nav-links .mobile-only {
        display: list-item !important;
        margin-top: 20px;
        padding: 0 1rem;
    }
     .nav-links .mobile-only .lang-switch {
        padding: 1rem 0;
        justify-content: flex-start;
        width: 100%;
     }
    .nav-links .mobile-only .nav-login-btn {
        width: 100%;
        text-align: center;
        padding: 0.8rem 1.5rem;
        margin-bottom: 1rem;
    }

    .mobile-nav-toggle {
        display: block;
    }

    .logo-image {
        height: 30px;
    }
    .logo-text {
        font-size: 1.15rem;
    }

    /* Partner Logos Mobile - 992px breakpoint */
    .partners-logo-slider {
       width:100%; /* Take full width */
       height: auto;
       padding: 1rem 0;
       /* Apply fade effect on mobile too */
       -webkit-mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
       mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
       display: flex;
       flex-direction: column;
       gap: 10px;
    }
    .partners-logo-row {
        /* Ensure it doesn't wrap and width is content-based for JS scroll */
        flex-wrap: nowrap;
        width: max-content;
        /* Removed justify-content, transform for JS control */
        display: flex;
        align-items: center;
    }

    .partners-logo-row img {
        height: 35px;
        max-width: 80px;
        margin: 0 8px;
        padding: 5px;
    }

    .product-grid { grid-template-columns: repeat(2, 1fr); max-width: 95%; } /* MODIFIED */
    .capabilities-showcase-grid { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); max-width: 95%; padding: 1rem; }
    .capability-card-item { padding: 1rem 0.75rem; }
    .advantages-main-grid { grid-template-columns: 1fr; }
    .advantages-features-grid { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
    .solutions-accordion { height: 380px; max-width: 95%; }
    .solution-accordion-item:not(.active) .solution-accordion-content h3 { font-size: 1rem; }
    .cta-partners-container { flex-direction: column; text-align: center; }
    .cta-content { max-width: 100%; margin-bottom: 2rem; display: flex; flex-direction: column; align-items: center; }
    .footer-content, .copyright { padding-left: 1rem; padding-right: 1rem; }
}


@media (max-width: 768px) {
    .nav-right { gap: 0.5rem; }
    .mobile-nav-toggle { font-size: 1.4rem; order: 1; }
    .nav-right .desktop-only { display: none; }

    .logo-image { height: 28px; }
    .logo-text { font-size: 1.1rem; }

    .solutions-accordion { flex-direction: column; height: auto; box-shadow: none; border-radius: 0; gap: 1.5rem; max-width: 95%; }
    .solution-accordion-item, .solution-accordion-item.active { flex-basis: auto; height: auto; min-height: 250px; border-right: none; border-bottom: none; margin-bottom: 0; border-radius: 8px; box-shadow: 0 5px 15px rgba(0,0,0,0.07); display: flex; align-items: flex-end; }
    .solution-accordion-item .solution-bg-image { transform: scale(1); filter: brightness(0.7); }
    .solution-accordion-item .solution-accordion-content, .solution-accordion-item:not(.active) .solution-accordion-content { opacity: 1; transform: translateY(0); background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.4) 50%, rgba(0,0,0,0) 100%); padding: 1.5rem 1rem; position: relative; height: auto; display: block; }
    .solution-accordion-item h3, .solution-accordion-item:not(.active) .solution-accordion-content h3 { writing-mode: initial; text-orientation: initial; position: static; transform: none; font-size: 1.4rem; background-color: transparent; padding: 0; margin-bottom: 0.5rem; color: #ffffff; white-space: normal; }
    .solution-accordion-item .solution-accordion-description, .solution-accordion-item:not(.active) .solution-accordion-description { display: block; max-height: none; font-size: 0.9rem; color: #e0e0e0; }
    .solution-accordion-item:not(.active) .solution-accordion-title-icon .solution-title-main-icon { display: none; }

    /* Partner Logos Mobile - 768px breakpoint */
    .partners-logo-slider {
        /* Fade effect, potentially narrower for smaller screens if desired */
        -webkit-mask-image: linear-gradient(to right, transparent 0%, black 5%, black 95%, transparent 100%);
        mask-image: linear-gradient(to right, transparent 0%, black 5%, black 95%, transparent 100%);
    }
    .partners-logo-row img {
        height: 30px;
        max-width: 70px;
        margin: 0 6px;
        padding: 4px;
    }

    .hero-content h1 { font-size: 2.2rem; }
    .hero-content p { font-size: 1rem; }
    .products-header h2, .advantages-header h2, .solutions-header h2, .multimodal-capabilities h3, .cta-content h2 { font-size: 1.8rem; }
    .multimodal-capabilities h3 { margin-bottom: 1.5rem; }
    .products-header .products-subtitle { font-size: 0.95rem; }
    .product-grid { grid-template-columns: 1fr; gap: 1.5rem; }
    .product-card { padding: 1.5rem; }
    .product-card h3 { font-size: 1.2rem; }
    .product-card p { font-size: 0.85rem; }
    .product-card .card-btn { padding: 0.6rem 1.5rem; font-size: 0.9rem; }
    .capabilities-showcase-grid { grid-template-columns: 1fr; gap: 1rem; }
    .capability-card-item { border-right: none; border-bottom: 1px solid #eef0f2; }
    .capability-card-item:last-child { border-bottom: none; }
    .advantages-main-card { padding: 1.5rem; }
    .advantage-main-value { font-size: 1.8rem; }
    .advantage-main-desc { font-size: 0.85rem; }
    .advantages-features-grid { grid-template-columns: 1fr; }
    .advantage-feature-card { padding: 1.5rem; }

    .cta-partners-container { gap: 2rem; }
    .footer-content { flex-direction: column; align-items: center; text-align: center; }
    .footer-section { width: 100%; }
    .copyright { flex-direction: column; text-align: center; gap: 0.5rem; }
    .备案信息 { flex-direction: column; text-align: center; width: 100%; gap: 0.5rem; }
    .备案信息 .分隔符 { display: none; }
    .备案信息 .备案项 { margin-bottom: 0.3rem; justify-content: center; }
}

/* 全局平滑滚动 */
html {
    scroll-behavior: smooth;
}