header {
    position: fixed; top: 0; width: 100%; height: 80px; 
    background: rgba(249, 249, 251, 0.95); backdrop-filter: blur(10px);
    display: flex; justify-content: space-between; align-items: center;
    padding: 0 60px; z-index: 1000; border-bottom: 1px solid rgba(0,0,0,0.05);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}
header.nav-up { transform: translateY(-100%); }

.logo img { height: 28px; width: auto; }
.nav-menu { display: flex; gap: 40px; height: 100%; align-items: center; }
.nav-item { position: static; height: 100%; display: flex; align-items: center; cursor: pointer; font-size: 16px; font-weight: 600; text-transform: uppercase; }
.nav-item:hover { color: var(--vi-blue); }
.nav-item.cur { color: var(--vi-blue); }

/* 下拉巨型菜单 Mega Menu */
.mega-menu { 
    position: absolute; top: 80px; left: 0; width: 100vw; 
    height: 750px; 
    background: #fff; box-shadow: 0 10px 30px rgba(0,0,0,0.05); 
    opacity: 0; visibility: hidden; transition: 0.3s; 
    padding: 50px 0; 
    display: flex; flex-direction: column; align-items: center;
    cursor: default; text-transform: none; border-top: 1px solid #eee;
}
.nav-item:hover .mega-menu { opacity: 1; visibility: visible; }

.mega-categories { 
    display: flex; gap: 40px; margin-bottom: 40px; 
    width: 100%; max-width: 1600px; padding: 0 40px; justify-content: center; 
}
.mega-cat-item { font-size: 17px; font-weight: 500; color: var(--text-gray); cursor: pointer; transition: 0.3s; line-height: 1;}
.mega-cat-item:hover, .mega-cat-item.active { color: var(--vi-blue); }

.mega-products { 
    display: grid; grid-template-columns: repeat(6, 1fr); gap: 30px; 
    width: 100%; max-width: 1600px; padding: 0 40px; 
}
.mega-product-card { display: flex; flex-direction: column; align-items: center; cursor: pointer; text-align: center; }
.mega-product-card img { 
    width: 240px; height: 240px; object-fit: contain; 
    background: var(--bg-light); margin-bottom: 20px; 
    border-radius: var(--radius-sm); transition: 0.3s; padding: 20px;
}
.mega-product-card:hover img { transform: scale(1.05); }
.mega-product-card p { font-size: 16px; font-weight: 500; color: var(--text-dark); transition: 0.3s; line-height: 1;}
.mega-product-card:hover p { color: var(--vi-blue); }

/* SUPPORT 专属下拉菜单样式 */
.mega-support {
    height: auto; padding: 50px 0 60px 0; 
    border-bottom-left-radius: 12px; border-bottom-right-radius: 12px; 
}
.support-dropdown-grid {
    display: flex; gap: 120px; justify-content: center;
    width: 100%; max-width: 1200px; margin: 0 auto;
}
.support-col { display: flex; flex-direction: column; text-align: left; }
.support-col h4 {
    font-size: 18px; font-weight: 800; color: var(--text-dark);
    margin-bottom: 25px; text-transform: uppercase; letter-spacing: 0.5px;
}
.support-col h4 a { color: var(--text-dark); text-decoration: none; display: inline-block; font-weight: inherit; transition: 0.3s; }
.support-col h4 a:hover { color: var(--vi-blue); }
.support-col ul { padding: 0; list-style: none; margin: 0; }
.support-col li { margin-bottom: 18px; }
.support-col ul a { font-size: 15px; color: var(--text-gray); transition: 0.3s; font-weight: 500; }
.support-col ul a:hover { color: var(--vi-blue); }

.header-tools { display: flex; align-items: center; gap: 30px; font-weight: 600;}
.icon-btn { font-size: 18px; cursor: pointer; transition: 0.3s;}
.icon-btn:hover { color: var(--vi-blue); }

/* 汉堡菜单按钮（默认隐藏） */
.nav-toggle-input { display: none; }
.hamburger {
    display: none;
    width: 0.273rem; height: 0.212rem;
    position: relative; cursor: pointer; z-index: 1001;
    flex-shrink: 0;
}
.hamburger span {
    display: block; position: absolute; height: 2px; width: 100%;
    background: var(--text-dark); border-radius: 2px;
    transition: 0.3s; left: 0;
}
.hamburger span:nth-child(1) { top: 0; }
.hamburger span:nth-child(2) { top: 50%; transform: translateY(-50%); }
.hamburger span:nth-child(3) { bottom: 0; }
.nav-toggle-input:checked ~ .hamburger span:nth-child(1) {
    top: 50%; transform: translateY(-50%) rotate(45deg);
}
.nav-toggle-input:checked ~ .hamburger span:nth-child(2) { opacity: 0; }
.nav-toggle-input:checked ~ .hamburger span:nth-child(3) {
    bottom: 50%; transform: translateY(50%) rotate(-45deg);
}

@media (max-width: 1366px) {
    header{padding: 0 30px;}
}
@media (max-width: 1200px) {
    .header-tools .btn-black{display: none;}
}

@media (max-width: 1024px) {
    .nav-menu{display: none;}
    .lang-switch{display: none;}
    .hamburger{display: block;}
    .header-tools {margin: 0 .2rem 0 auto;}

    #my_header_0001_0_mnav{display: block;width: 100%;height: 0;z-index:50;left: 0;right: 0;top: 80px; background: #fff;overflow-y: auto;/*border-top: 1px solid transparent;*/}
    #my_header_0001_0_mnav.cur{height: calc(100vh -  80px);border-top-color: #ebebeb;}

    #my_header_0001_0_mnav .one-nav{line-height:60px;}
    #my_header_0001_0_mnav .one-nav .one{cursor:pointer; margin: 0 30px;border-bottom: 1px solid #ebebeb;background: url(/module/my/header/0001/images/nav-icon1.svg) no-repeat right;}
    #my_header_0001_0_mnav .one-nav.nobg .one{background: none;}
    #my_header_0001_0_mnav .one-nav.cur .one{background-image:url(/module/my/header/0001/images/nav-icon2.svg);}
    #my_header_0001_0_mnav .one-nav.cur.nobg .one{background: none;}
    #my_header_0001_0_mnav .one-nav .one-a{font-size:18px;font-weight: 700;color:#333;}
    #my_header_0001_0_mnav .two-nav{width: 100%;background: #fefefe;padding: 0 30px;}
    #my_header_0001_0_mnav .two-nav .two{border-bottom: 1px solid #ebebeb;padding: 0 30px;}
    #my_header_0001_0_mnav .two-nav .two-a{font-size: 16px;color:#333;}

    #my_header_0001_0_mnav .lang{margin-top: 30px}
    #my_header_0001_0_mnav .lang .icon{width: 60px;height: 60px;border: 1px solid #333;font-size: 18px;color: #333;border-radius: 50%;margin: 0 15px;}
    #my_header_0001_0_mnav .lang .icon.cur{border-color: var(--mainColor);color: var(--mainColor);}
    #my_header_0001_0_mnav .lang .tit{font-size:18px;color: #333;margin-top:20px;}
}

/* ================= 992px 平板适配 ================= */
@media (max-width: 992px) {
    header {
        height: 0.606rem;
        padding: 0 0.455rem;
    }
    .logo img { height: 0.212rem; }

    .hamburger { display: block; }

    .nav-menu {
        position: fixed; top: 0.606rem; left: 0;
        width: 100%; height: calc(100vh - 0.606rem);
        background: rgba(249, 249, 251, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column; align-items: flex-start;
        gap: 0; padding: 0.303rem 0.455rem;
        overflow-y: auto; z-index: 999;
        transform: translateX(100%);
        transition: transform 0.3s ease;
        height: auto; max-height: calc(100vh - 0.606rem);
    }
    .nav-toggle-input:checked ~ .nav-menu {
        transform: translateX(0);
    }
    .nav-item {
        height: auto; padding: 0.152rem 0;
        font-size: 0.136rem; width: 100%;
        border-bottom: 1px solid rgba(0,0,0,0.05);
        position: relative;
    }
    .nav-item:hover .mega-menu {
        opacity: 0; visibility: hidden;
    }
    .mega-menu {
        position: static; width: 100%;
        height: auto; min-height: 0;
        padding: 0.227rem 0;
        box-shadow: none; border-top: none;
        display: none;
        border-radius: 0.061rem;
        margin-top: 0.076rem;
    }
    .nav-item:hover .mega-menu,
    .nav-item:active .mega-menu {
        display: flex; opacity: 1; visibility: visible;
    }
    .mega-categories {
        flex-wrap: wrap; gap: 0.152rem;
        margin-bottom: 0.227rem;
        padding: 0 0.152rem;
        justify-content: flex-start;
    }
    .mega-cat-item { font-size: 0.121rem; }
    .mega-products {
        grid-template-columns: repeat(3, 1fr);
        gap: 0.152rem; padding: 0 0.152rem;
    }
    .mega-product-card img {
        width: 1.212rem; height: 1.212rem;
        padding: 0.106rem; margin-bottom: 0.076rem;
    }
    .mega-product-card p { font-size: 0.106rem; }

    .mega-support { padding: 0.227rem 0 0.303rem 0; }
    .support-dropdown-grid {
        flex-direction: column; gap: 0.227rem;
        padding: 0 0.152rem;
    }
    .support-col h4 { font-size: 0.136rem; margin-bottom: 0.106rem; }
    .support-col li { margin-bottom: 0.076rem; }
    .support-col a { font-size: 0.106rem; }

    .header-tools { gap: 0.152rem; margin: 0 .2rem 0 auto;}
    .icon-btn { font-size: 0.136rem; }
    .header-tools .btn-black {
        padding: 0.091rem 0.182rem;
        font-size: 0.106rem;
    }
}

/* ================= 768px 手机端适配 ================= */
@media (max-width: 768px) {
    header {
        height: 1rem;
        padding: 0 0.227rem;
    }
    .logo img { height: 0.4rem; }

    .hamburger {
        width: 0.45rem; height: 0.4rem;
    }
    .hamburger span { height: 1.5px; }

    .nav-menu {
        top: 0.545rem;
        padding: 0.152rem 0.227rem;
    }
    .nav-item {
        font-size: 0.121rem;
        padding: 0.121rem 0;
    }
    .mega-products {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.106rem;
    }
    .mega-product-card img {
        width: 0.909rem; height: 0.909rem;
        padding: 0.076rem; margin-bottom: 0.061rem;
    }
    .mega-product-card p { font-size: 0.098rem; }
    .mega-cat-item { font-size: 0.114rem; }

    .header-tools { margin-right: .3rem;}
    .icon-btn { font-size: 0.36rem; }
    .header-tools .lang-switch { font-size: 0.106rem; }
    .header-tools .btn-black {
        padding: 0.076rem 0.136rem;
        font-size: 0.098rem;
    }

    #my_header_0001_0_mnav{top: 1rem;}
    #my_header_0001_0_mnav.cur{height: calc(100vh -  1rem);}
    #my_header_0001_0_mnav .one-nav{line-height: 12vw;}
    #my_header_0001_0_mnav .one-nav .one{background-size: 6%;margin: 0 5vw;}
    #my_header_0001_0_mnav .one-nav .one-a{font-size: 0.3rem;}
    #my_header_0001_0_mnav .two-nav .two-a{font-size: 0.28rem;}
    #my_header_0001_0_mnav .two-nav,
    #my_header_0001_0_mnav .two-nav .two{padding: 0 5vw;}
    #my_header_0001_0_mnav .lang{margin-top: 5vw;}
    #my_header_0001_0_mnav .lang .icon{width: 12vw;height: 12vw;font-size: .3rem;margin: 0 3vw;}
    #my_header_0001_0_mnav .lang .tit{font-size:.3rem;margin-top: 3vw;}
}

/* ================= 底部 Footer ================= */
footer { 
    background: #05122a; color: #9ba4b5; 
    display: flex; flex-direction: column; justify-content: center;padding: 80px 0 60px;
}
.footer-grid { display: grid; grid-template-columns: 2.5fr 1.2fr 1.2fr 1.2fr 2fr; gap: 40px; }
.footer-logo { margin-bottom: 30px; display: block;}
.footer-logo img { width: 210px; height: 32px; object-fit: contain; object-position: left; }
.footer-desc { line-height: 1.8; font-size: 16px; color: #9ba4b5;}
.footer-col h4 { color: #ffffff; font-size: 18px; font-weight: 600; margin-bottom: 30px; letter-spacing: 0.5px;}
.footer-col ul li { margin-bottom: 18px; }
.footer-col ul li a { transition: 0.3s; font-size: 16px; color: #9ba4b5;}
.footer-col ul li a:hover { color: #fff; }
.contact-info { margin-bottom: 35px;}
.contact-info p { font-size: 16px; color: #9ba4b5; font-weight: 500; margin-bottom: 5px;}
.contact-info span { display: block; font-size: 28px; font-weight: 700; color: #fff; letter-spacing: 1px;}
.newsletter h4 { color: #fff; margin-bottom: 15px;}
.newsletter-box { display: flex; border-bottom: 1px solid rgba(255,255,255,0.2); padding-bottom: 10px;}
.newsletter input { flex: 1; border: none; background: transparent; color: #fff; font-size: 16px; outline: none;}
.newsletter input::placeholder { color: #697a96; }
.newsletter button { background: none; border: none; color: #fff; font-size: 18px; cursor: pointer; transition: 0.3s;}
.newsletter button:hover { color: var(--vi-blue); }

.footer-bottom-wrap { margin-top: 60px; border-top: 1px solid rgba(255,255,255,0.1); padding-top: 40px; }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; }
.footer-bottom p { font-size: 16px; color: #697a96;}
.social-links { display: flex; gap: 20px; }
.social-links a { color: #9ba4b5; font-size: 20px; transition: 0.3s; background: rgba(255,255,255,0.05); width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; border-radius: 50%;}
.social-links a:hover { color: #fff; background: var(--vi-blue); transform: translateY(-3px);}

/* ================= 右下角交互工具栏 ================= */
.float-tools { position: fixed; bottom: 40px; right: 40px; z-index: 999; display: flex; flex-direction: column; gap: 15px; }
.tool-btn { 
    width: 54px; height: 54px; background: #fff; border-radius: 50%; 
    box-shadow: 0 5px 20px rgba(0,0,0,0.15); display: flex; align-items: center; 
    justify-content: center; font-size: 22px; color: var(--text-dark); cursor: pointer; 
    transition: 0.3s; position: relative;
}
.tool-btn:hover { background: var(--vi-blue); color: #fff; }

.consult-expand { 
    position: absolute; bottom: 100%; left: 0; width: 100%; 
    display: flex; flex-direction: column; gap: 12px; 
    opacity: 0; visibility: hidden; transform: translateY(20px); 
    transition: var(--transition-soft); padding-bottom: 20px;
}
.consult-btn:hover .consult-expand { opacity: 1; visibility: visible; transform: translateY(0); }
.expand-icon { 
    width: 54px; height: 54px; background: #fff; border-radius: 50%; 
    display: flex; align-items: center; justify-content: center; 
    color: var(--text-dark); box-shadow: 0 5px 15px rgba(0,0,0,0.1); transition: 0.3s;
}
.expand-icon:hover { background: var(--vi-blue); color: #fff; transform: scale(1.1); }

.weixin .qrcode{width: 120px;height: 120px;background-color: #fff;padding: 10px;position: absolute;top: 0;right: 60px;}
.weixin:hover .qrcode{display: block;}

#backToTop { opacity: 0; visibility: hidden; transform: translateY(20px); }
#backToTop.show { opacity: 1; visibility: visible; transform: translateY(0); }

@media (max-width: 1024px) {
    .float-tools{display: none;}
}

/* ================= 992px 平板适配 ================= */
@media (max-width: 992px) {
    footer {
        padding: 0.606rem 0 0.455rem;
    }
    .container-1600 { padding: 0 0.303rem; }
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.303rem;
    }
    .footer-logo { margin-bottom: 0.227rem; }
    .footer-logo img { width: 1.591rem; height: 0.242rem; }
    .footer-desc { font-size: 0.121rem; line-height: 1.8; }
    .footer-col h4 { font-size: 0.136rem; margin-bottom: 0.227rem; }
    .footer-col ul li { margin-bottom: 0.136rem; }
    .footer-col ul li a { font-size: 0.121rem; }

    .contact-info { margin-bottom: 0.265rem; }
    .contact-info p { font-size: 0.121rem; margin-bottom: 0.038rem; }
    .contact-info span { font-size: 0.212rem; letter-spacing: 0.008rem; }

    .newsletter h4 { margin-bottom: 0.114rem; }
    .newsletter input { font-size: 0.121rem; }
    .newsletter button { font-size: 0.136rem; }

    .footer-bottom-wrap { margin-top: 0.455rem; padding-top: 0.303rem; }
    .footer-bottom p { font-size: 0.121rem; }
    .social-links { gap: 0.152rem; }
    .social-links a {
        font-size: 0.152rem; width: 0.303rem; height: 0.303rem;
    }

    .float-tools { bottom: 0.303rem; right: 0.303rem; gap: 0.114rem; }
    .tool-btn { width: 0.409rem; height: 0.409rem; font-size: 0.167rem; }
    .expand-icon { width: 0.409rem; height: 0.409rem; }
    .weixin .qrcode { width: 0.909rem; height: 0.909rem; right: 0.455rem; }
}



/* ================= 768px 手机端适配 ================= */
@media (max-width: 768px) {
    footer {
        padding: 0.455rem 0 0.364rem;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 0.2rem;
    }
    .footer-logo { margin-bottom: 0.182rem; }
    .footer-logo img { width: 2.364rem; height: 0.412rem; }
    .footer-desc { font-size: 0.26rem; line-height: 1.7; }
    .footer-col { margin-bottom: 0.152rem; }
    .footer-col h4 { font-size: 0.32rem; margin-bottom: 0.182rem; }
    .footer-col ul li { margin-bottom: 0.25rem; }
    .footer-col ul li a { font-size: 0.28rem; }

    .contact-info { margin-bottom: 0.227rem; }
    .contact-info p { font-size: 0.26rem; margin-bottom: .1rem;}
    .contact-info span { font-size: 0.32rem; }

    .newsletter-box { padding-bottom: 0.2rem; }
    .newsletter input { font-size: 0.3rem; }

    .footer-bottom-wrap { margin-top: 0.303rem; padding-top: 0.227rem; }
    .footer-bottom {
        flex-direction: column; gap: 0.227rem;
        align-items: flex-start;
    }
    .footer-bottom p { font-size: 0.26rem; line-height: 1.6;}
    .footer-bottom a { font-size: 0.26rem; }
    .social-links { gap: 0.121rem; flex-wrap: wrap; }
    .social-links a {
        width: 0.333rem; height: 0.333rem; font-size: 0.152rem;
    }

    .float-tools { bottom: 0.227rem; right: 0.227rem; gap: 0.091rem; }
    .tool-btn { width: 0.364rem; height: 0.364rem; font-size: 0.152rem; }
    .expand-icon { width: 0.364rem; height: 0.364rem; }
}
.pdp-breadcrumbs-wrapper { width: 100%; padding-bottom: 30px; text-align: left; }
.breadcrumbs { display: flex; align-items: center; gap: 10px; font-size: 14px; font-weight: 600; color: var(--text-gray); }
.breadcrumbs a { transition: color 0.3s; color: var(--text-gray); text-decoration: none; }
.breadcrumbs a:hover { color: var(--vi-blue); }
.breadcrumbs .separator { color: rgba(0,0,0,0.3); font-size: 12px; }
.breadcrumbs .current { color: var(--text-dark); }

@media (max-width: 992px) {
    .pdp-breadcrumbs-wrapper{display: none;}
}


.page-immersive-detail {
    min-height: 100vh;
    background: var(--bg-white);
}

/* ================= 1. Hero Banner ================= */
.immersive-hero {
    width: 100%; 
    height: 100vh; 
    background-color: #0b0b10;
    background-size: cover; 
    background-position: center; 
    position: relative;
    display: flex; 
    align-items: center; 
    justify-content: center; 
    text-align: center; 
    color: #ffffff;
    padding-top: 80px; 
}

.immersive-hero::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0, 0, 0, 0.6); 
    z-index: 1;
}

.pdp-breadcrumbs-wrapper {
    position: absolute; top: 80px; left: 0; width: 100%; padding: 30px 0; z-index: 10;
}
.breadcrumbs { display: flex; align-items: center; gap: 10px; font-size: 14px; font-weight: 500; color: rgba(255,255,255,0.7); }
.breadcrumbs a { transition: color 0.3s; color: rgba(255,255,255,0.7); }
.breadcrumbs a:hover { color: #ffffff; }
.breadcrumbs .separator { color: rgba(255,255,255,0.3); font-size: 12px; }
.breadcrumbs .current { color: #ffffff; font-weight: 600; }

.hero-content { max-width: 1100px; padding: 0 20px; position: relative; z-index: 2; }
.immersive-hero h1 { font-size: 56px; font-weight: 800; margin-bottom: 25px; letter-spacing: -1px; text-shadow: 0 4px 20px rgba(0, 0, 0, 0.7); }
.immersive-hero p { font-size: 20px; font-weight: 500; line-height: 1.6; color: rgba(255, 255, 255, 0.95); text-shadow: 0 2px 12px rgba(0, 0, 0, 0.6); }

.scroll-down-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255, 255, 255, 0.8);
    font-size: 28px;
    z-index: 10;
    animation: bounceIndicator 2s infinite cubic-bezier(0.25, 0.8, 0.25, 1);
    cursor: pointer;
}
.scroll-down-indicator:hover { color: #fff; }
@keyframes bounceIndicator {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0) translateX(-50%); }
    40% { transform: translateY(-15px) translateX(-50%); }
    60% { transform: translateY(-7px) translateX(-50%); }
}

/* ================= 2. 吸顶电梯导航 ================= */
.pdp-sticky-nav {
    position: sticky; top: 80px; background: rgba(255, 255, 255, 0.98);
    border-bottom: 1px solid rgba(0,0,0,0.08); z-index: 90;
    transition: top 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}
.pdp-nav-list { display: flex; justify-content: center; gap: 50px; height: 70px; align-items: center; }
.pdp-nav-list li { font-size: 15px; font-weight: 700; color: var(--text-gray); cursor: pointer; height: 100%; display: flex; align-items: center; position: relative; text-transform: uppercase; transition: color 0.3s; }
.pdp-nav-list li:hover, .pdp-nav-list li.active { color: var(--text-dark); }
.pdp-nav-list li::after { content: ''; position: absolute; bottom: -1px; left: 0; width: 0; height: 3px; background: var(--vi-blue); transition: var(--transition-soft); }
.pdp-nav-list li.active::after { width: 100%; }

/* ================= 3. Core Advantages ================= */
.tech-core-section { padding: 100px 0; background: var(--bg-white); }
.section-title { text-align: center; margin-bottom: 60px; }
.section-title h2 { font-size: 45px; font-weight: 800; color: var(--text-dark); margin-bottom: 15px; }
.section-title p { font-size: 18px; color: var(--text-gray); max-width: 800px; margin: 0 auto; line-height: 1.6; }

.tech-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px; }
.tech-card { text-align: center; padding: 20px; transition: var(--transition-soft); }
.tech-card .icon-wrapper { display: flex; align-items: center; justify-content: center; margin-bottom: 30px; height: 60px; }
.tech-card .icon-wrapper img { height: 60px; width: auto; object-fit: contain; transition: transform 0.4s cubic-bezier(0.25, 0.8, 0.25, 1); }
.tech-card:hover .icon-wrapper img { transform: scale(1.15); }
.tech-card h3 { font-size: 20px; font-weight: 700; color: var(--text-dark); margin-bottom: 15px; }
.tech-card p { font-size: 16px; color: var(--text-gray); line-height: 1.6; }

/* ================= 4. 投影形态分类 ================= */
.formats-section { padding: 100px 0; background: var(--bg-light); border-top: 1px solid rgba(0,0,0,0.03); }
.app-row { display: grid; grid-template-columns: 5.5fr 4.5fr; gap: 80px; align-items: center; margin-bottom: 100px; }
.app-row:last-child { margin-bottom: 0; }
.app-row.reverse { grid-template-columns: 4.5fr 5.5fr; }
.app-row.reverse .app-text { order: -1; }

.app-image-box { width: 100%; position: relative; overflow: hidden; border-radius: var(--radius-sm); aspect-ratio: 16 / 9; background: var(--bg-white); box-shadow: 0 10px 30px rgba(0,0,0,0.05); }
.app-image-box img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.8s cubic-bezier(0.25, 0.8, 0.25, 1); }
.app-row:hover .app-image-box img { transform: scale(1.05); }

.app-text { display: flex; flex-direction: column; }
.app-text h3 { font-size: 36px; font-weight: 800; color: var(--text-dark); margin-bottom: 25px; line-height: 1.2; }
.app-text p { font-size: 16px; color: var(--text-gray); line-height: 1.8; margin-bottom: 25px; }
.app-text ul { list-style-type: disc; list-style-position: outside; margin-left: 20px; margin-bottom: 25px; }
.app-text ul li { font-size: 16px; color: var(--text-gray); margin-bottom: 10px; line-height: 1.6; }

/* ================= 5. 应用场景 ================= */
/* ================= 5. 应用场景 ================= */
.scenarios-section { 
    /* 【核心精算】：顶部100px；底部40px (配合滑动容器内部的60px安全垫，底部视觉总留白刚好是100px) */
    padding: 100px 0 40px 0; 
    background: var(--bg-white); 
    overflow: hidden; 
    height: auto !important; 
    min-height: 0 !important;
}

.scenarios-section .section-title {
    margin-bottom: 40px; 
}

.slider-outer-container { 
    position: relative; 
    width: 100%; 
    margin-top: 0; 
    height: auto;
}

.scenarios-slider-viewport { 
    width: 100%; 
    overflow-x: auto; 
    scrollbar-width: none; 
    scroll-behavior: smooth; 
    /* 【核心修改】：给上下留出充足的 padding 空间 (顶部 20px 防上浮裁剪，底部 60px 防阴影裁剪) */
    padding-top: 20px;
    padding-right: 0;
    padding-bottom: 60px; 
    padding-left: max(20px, calc((100vw - 1600px) / 2)); 
    margin: 0; 
}
.scenarios-slider-viewport::-webkit-scrollbar { display: none; }

.scenarios-track { 
    display: flex; 
    gap: 30px; 
    width: max-content; 
    padding-right: max(20px, calc((100vw - 1600px) / 2)); 
    align-items: stretch; 
}

.scenario-card { 
    width: 420px; 
    background: var(--bg-white); border-radius: var(--radius-sm); 
    overflow: hidden; box-shadow: 0 10px 30px rgba(0,0,0,0.05); border: 1px solid rgba(0,0,0,0.03); transition: var(--transition-soft); 
    display: flex; flex-direction: column;
}
.scenario-card:hover { transform: translateY(-5px); box-shadow: 0 20px 45px rgba(0,0,0,0.12); }
.scenario-card .img-box { 
    width: 100%; 
    height: 260px; /* 【核心修正】：废弃 aspect-ratio，采用绝对高度硬锁定 */
    background: var(--bg-light); 
    flex-shrink: 0; /* 绝对禁止被下方的文本挤压 */
    overflow: hidden;
}
.scenario-card .img-box img { 
    width: 100%; 
    height: 100%; 
    object-fit: cover; /* 保证长宽比不一致的原图也能完美裁切填满、不拉伸变形 */
    display: block;
}

.scenario-card .text-box { 
    padding: 30px; 
    flex-grow: 1; 
}
.scenario-card .text-box h4 { font-size: 22px; font-weight: 700; color: var(--text-dark); margin-bottom: 15px; line-height: 1.3;}
.scenario-card .text-box p { font-size: 15px; color: var(--text-gray); line-height: 1.6; margin-bottom: 0; }

/* (下方控制按钮代码 .slider-ctrl-btn 保持原样即可) */
.slider-ctrl-btn { position: absolute; top: 50%; transform: translateY(-50%); width: 50px; height: 50px; background: rgba(255,255,255,0.95); border: 1px solid rgba(0,0,0,0.05); border-radius: 50%; box-shadow: 0 4px 15px rgba(0,0,0,0.1); display: flex; align-items: center; justify-content: center; cursor: pointer; z-index: 10; color: var(--text-dark); opacity: 0; visibility: hidden; transition: var(--transition-soft); font-size: 18px;}
.slider-ctrl-btn:hover { background: var(--vi-blue); color: #fff; border-color: var(--vi-blue); }
.slider-ctrl-btn.prev { left: max(10px, calc((100% - 1680px) / 2)); }
.slider-ctrl-btn.next { right: max(10px, calc((100% - 1680px) / 2)); }
.slider-outer-container:hover .slider-ctrl-btn { opacity: 1; visibility: visible; }


/* ================= 6. 风琴卡片系统集成与报价 ================= */
.specs-section { padding: 100px 0; background: var(--bg-light); }
.accordion-container { max-width: 1000px; margin: 0 auto; }
.accordion-item {
    background: var(--bg-white); border: 1px solid rgba(0,0,0,0.05); border-radius: var(--radius-sm);
    margin-bottom: 20px; overflow: hidden; box-shadow: 0 5px 15px rgba(0,0,0,0.03); transition: var(--transition-soft);
}
.accordion-header {
    padding: 25px 40px; cursor: pointer; display: flex; justify-content: space-between; align-items: center;
    background: var(--bg-white); font-size: 22px; font-weight: 700; color: var(--text-dark); transition: var(--transition-soft);
}
.accordion-header i.indicator { font-size: 16px; color: var(--text-gray); transition: transform 0.4s; }
.accordion-content { max-height: 0; opacity: 0; padding: 0 40px; overflow: hidden; transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1); }

.accordion-item.active { box-shadow: 0 15px 40px rgba(0,0,0,0.08); border-color: var(--vi-blue); }
.accordion-item.active .accordion-header { color: var(--vi-blue); border-bottom: 1px solid rgba(0,0,0,0.05); }
.accordion-item.active .accordion-header i.indicator { transform: rotate(180deg); color: var(--vi-blue); }
.accordion-item.active .accordion-content { max-height: 2000px; opacity: 1; padding: 30px 40px 40px 40px; }

.acc-list { list-style: none; }
.acc-list li { font-size: 16px; color: var(--text-gray); margin-bottom: 15px; padding-left: 25px; position: relative; line-height: 1.6; }
.acc-list li i { position: absolute; left: 0; top: 5px; color: var(--vi-blue); }

.specs-table { width: 100%; border-collapse: collapse; }
.specs-table th, .specs-table td { padding: 18px 15px; border-bottom: 1px solid rgba(0,0,0,0.05); font-size: 16px; text-align: left; }
.specs-table th { width: 30%; font-weight: 700; color: var(--text-dark); text-transform: uppercase; background: var(--bg-light); }
.specs-table td { color: var(--text-gray); font-weight: 500; }

/* ================= 7. 相关产品区块 ================= */
.related-products { padding: 100px 0; background: var(--bg-white); }
.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; }

.product-card { 
    background: var(--bg-white); border: 1px solid rgba(0,0,0,0.04); border-radius: var(--radius-sm); 
    overflow: hidden; transition: var(--transition-soft); display: flex; flex-direction: column;
    box-shadow: 0 4px 15px rgba(0,0,0,0.02);
}
.product-card:hover { transform: translateY(-5px); box-shadow: 0 20px 40px rgba(0,0,0,0.08); border-color: rgba(0,0,0,0.08); }
.product-card .img-box { background: #f4f5f7; aspect-ratio: 4/3; padding: 40px; display: flex; align-items: center; justify-content: center; position: relative; }
.product-card .img-box img { width: 100%; height: 100%; object-fit: contain; transition: transform 0.4s cubic-bezier(0.25, 0.8, 0.25, 1); }
.product-card:hover .img-box img { transform: scale(1.05); }

.product-card .badge {
    position: absolute; top: 20px; left: 20px; background: #111; color: #fff;
    padding: 6px 12px; font-size: 11px; font-weight: 700; letter-spacing: 1px; border-radius: 4px; z-index: 2;
}

.product-card .text-box { padding: 30px 25px; text-align: left; display: flex; flex-direction: column; flex-grow: 1; }
.product-card .text-box h3 { font-size: 22px; font-weight: 800; color: var(--text-dark); margin-bottom: 12px; }
.product-card .text-box p { font-size: 15px; color: var(--text-gray); line-height: 1.6; margin-bottom: 25px; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }

.product-card .link-more { font-size: 14px; font-weight: 800; color: var(--text-dark); text-transform: uppercase; display: inline-flex; align-items: center; gap: 8px; transition: color 0.3s; text-decoration: none; margin-top: auto; }
.product-card .link-more i { font-size: 14px; transition: transform 0.3s; }
.product-card .link-more:hover { color: var(--vi-blue); }
.product-card .link-more:hover i { transform: translateX(5px); }

/* ================= 8. 留言咨询表单区块 (【重构点】：视差背景 + 悬浮表单) ================= */
.inquiry-section { 
    padding: 120px 0; 
    position: relative;
    background-size: cover;
    background-position: center;
    background-attachment: fixed; /* 视差滚动核心代码 */
}

/* 表单区暗色防干扰蒙版 */
.inquiry-section::before {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0, 0, 0, 0.7); /* 暗色遮罩提升表单对比度 */
    z-index: 1;
}

/* 确保内容层在蒙版上方 */
.inquiry-section .container-1600 {
    position: relative;
    z-index: 2;
}

/* 标题色彩反转为白色 */
.inquiry-section .section-title h2 { color: #ffffff; }
.inquiry-section .section-title p { color: rgba(255, 255, 255, 0.8); }

.form-container { 
    max-width: 900px; 
    margin: 0 auto; 
    background: var(--bg-white); 
    padding: 50px; 
    border-radius: var(--radius-sm); 
    box-shadow: 0 20px 50px rgba(0,0,0,0.3); /* 加深物理悬浮投影 */
    border: none; 
}
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 25px; }
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-group.full-width { grid-column: 1 / 3; }
.form-group label { font-size: 14px; font-weight: 600; color: var(--text-dark); text-transform: uppercase; letter-spacing: 0.5px; }
.form-control { width: 100%; padding: 15px 20px; font-size: 16px; font-family: 'Montserrat', sans-serif; color: var(--text-dark); background: var(--bg-light); border: 1px solid transparent; border-radius: 4px; outline: none; transition: var(--transition-soft); }
.form-control:focus { background: var(--bg-white); border-color: var(--vi-blue); box-shadow: 0 0 0 4px rgba(0, 96, 191, 0.1); }
textarea.form-control { resize: vertical; min-height: 120px; }
.submit-btn { background: var(--vi-blue); color: #fff; border: none; padding: 18px 40px; font-size: 16px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; border-radius: 4px; cursor: pointer; transition: var(--transition-soft); width: 100%; margin-top: 15px; }
.submit-btn:hover { background: #004b99; transform: translateY(-2px); box-shadow: 0 10px 20px rgba(0, 96, 191, 0.2); }

/* ================= 响应式 ================= */

/* 1680px */
@media (max-width: 1680px) {
    .tech-core-section { padding: 90px 0; }
    .formats-section { padding: 90px 0; }
    .app-row { gap: 70px; margin-bottom: 90px; }
    .scenarios-section { padding: 90px 0 35px 0; }
    .specs-section { padding: 90px 0; }
    .related-products { padding: 90px 0; }
    .inquiry-section { padding: 110px 0; }
    .form-container { padding: 45px; }
}

/* 1536px */
@media (max-width: 1536px) {
    .immersive-hero h1 { font-size: 52px; }
    .section-title h2 { font-size: 42px; }
    .section-title p { font-size: 17px; }
    .tech-core-section { padding: 80px 0; }
    .tech-grid { gap: 35px; }
    .tech-card h3 { font-size: 19px; }
    .formats-section { padding: 80px 0; }
    .app-row { gap: 60px; margin-bottom: 80px; }
    .app-text h3 { font-size: 34px; }
    .scenarios-section { padding: 80px 0 30px 0; }
    .scenario-card .text-box { padding: 28px; }
    .specs-section { padding: 80px 0; }
    .accordion-header { padding: 22px 35px; font-size: 21px; }
    .accordion-content { padding: 0 35px; }
    .accordion-item.active .accordion-content { padding: 25px 35px 35px 35px; }
    .related-products { padding: 80px 0; }
    .product-grid { gap: 25px; }
    .product-card .text-box { padding: 28px 22px; }
    .inquiry-section { padding: 100px 0; }
    .form-container { padding: 42px; }
}

/* 1440px */
@media (max-width: 1440px) {
    .immersive-hero h1 { font-size: 48px; margin-bottom: 22px; }
    .immersive-hero p { font-size: 18px; }
    .section-title h2 { font-size: 40px; margin-bottom: 12px; }
    .section-title p { font-size: 16px; }
    .tech-core-section { padding: 70px 0; }
    .tech-grid { gap: 30px; }
    .tech-card .icon-wrapper { height: 55px; margin-bottom: 25px; }
    .tech-card .icon-wrapper img { height: 55px; }
    .tech-card h3 { font-size: 18px; margin-bottom: 12px; }
    .tech-card p { font-size: 15px; }
    .formats-section { padding: 70px 0; }
    .app-row { gap: 50px; margin-bottom: 70px; }
    .app-text h3 { font-size: 32px; margin-bottom: 22px; }
    .app-text p { font-size: 15px; margin-bottom: 22px; }
    .app-text ul li { font-size: 15px; }
    .scenarios-section { padding: 70px 0 28px 0; }
    .scenarios-section .section-title { margin-bottom: 35px; }
    .scenario-card .text-box { padding: 25px; }
    .scenario-card .text-box h4 { font-size: 20px; margin-bottom: 12px; }
    .scenario-card .text-box p { font-size: 14px; }
    .specs-section { padding: 70px 0; }
    .accordion-header { padding: 20px 30px; font-size: 20px; }
    .accordion-content { padding: 0 30px; }
    .accordion-item.active .accordion-content { padding: 22px 30px 30px 30px; }
    .acc-list li { font-size: 15px; }
    .specs-table th, .specs-table td { font-size: 15px; padding: 16px 12px; }
    .related-products { padding: 70px 0; }
    .product-grid { gap: 22px; }
    .product-card .img-box { padding: 35px; }
    .product-card .text-box { padding: 25px 20px; }
    .product-card .text-box h3 { font-size: 20px; margin-bottom: 10px; }
    .product-card .text-box p { font-size: 14px; margin-bottom: 22px; }
    .inquiry-section { padding: 90px 0; }
    .form-container { padding: 38px; }
    .form-grid { gap: 22px; }
    .form-control { font-size: 15px; padding: 14px 18px; }
    .submit-btn { padding: 16px 35px; font-size: 15px; }
}

/* 1366px */
@media (max-width: 1366px) {
    .pdp-nav-list { gap: 30px; }
    .immersive-hero h1 { font-size: 45px; }
    .immersive-hero p { font-size: 17px; }
    .section-title h2 { font-size: 38px; }
    .tech-core-section { padding: 65px 0; }
    .tech-grid { gap: 25px; }
    .tech-card h3 { font-size: 17px; }
    .tech-card p { font-size: 14px; }
    .formats-section { padding: 65px 0; }
    .app-row { gap: 45px; margin-bottom: 65px; }
    .app-text h3 { font-size: 30px; margin-bottom: 20px; }
    .app-text p { font-size: 14px; margin-bottom: 20px; }
    .app-text ul li { font-size: 14px; margin-bottom: 8px; }
    .scenarios-section { padding: 65px 0 25px 0; }
    .scenario-card .text-box { padding: 22px; }
    .scenario-card .text-box h4 { font-size: 19px; }
    .scenario-card .text-box p { font-size: 13px; }
    .specs-section { padding: 65px 0; }
    .accordion-header { padding: 18px 28px; font-size: 19px; }
    .accordion-content { padding: 0 28px; }
    .accordion-item.active .accordion-content { padding: 20px 28px 28px 28px; }
    .acc-list li { font-size: 14px; margin-bottom: 12px; }
    .specs-table th, .specs-table td { font-size: 14px; padding: 15px 10px; }
    .related-products { padding: 65px 0; }
    .product-grid { gap: 20px; }
    .product-card .img-box { padding: 30px; }
    .product-card .text-box { padding: 22px 18px; }
    .product-card .text-box h3 { font-size: 19px; }
    .product-card .text-box p { font-size: 13px; margin-bottom: 20px; }
    .inquiry-section { padding: 85px 0; }
    .form-container { padding: 35px; }
    .form-grid { gap: 20px; }
    .form-control { font-size: 14px; padding: 13px 16px; }
    .submit-btn { padding: 15px 32px; font-size: 14px; }
}

/* 1280px */
@media (max-width: 1280px) {
    .immersive-hero h1 { font-size: 42px; }
    .immersive-hero p { font-size: 16px; }
    .section-title h2 { font-size: 36px; }
    .tech-core-section { padding: 60px 0; }
    .tech-grid { gap: 22px; }
    .tech-card .icon-wrapper { height: 50px; margin-bottom: 22px; }
    .tech-card .icon-wrapper img { height: 50px; }
    .tech-card h3 { font-size: 16px; margin-bottom: 10px; }
    .tech-card p { font-size: 13px; }
    .formats-section { padding: 60px 0; }
    .app-row { gap: 40px; margin-bottom: 60px; }
    .app-text h3 { font-size: 28px; margin-bottom: 18px; }
    .app-text p { font-size: 13px; margin-bottom: 18px; }
    .app-text ul li { font-size: 13px; margin-bottom: 7px; }
    .scenarios-section { padding: 60px 0 22px 0; }
    .scenario-card .text-box { padding: 20px; }
    .scenario-card .text-box h4 { font-size: 18px; margin-bottom: 10px; }
    .scenario-card .text-box p { font-size: 12px; }
    .specs-section { padding: 60px 0; }
    .accordion-header { padding: 16px 25px; font-size: 18px; }
    .accordion-content { padding: 0 25px; }
    .accordion-item.active .accordion-content { padding: 18px 25px 25px 25px; }
    .acc-list li { font-size: 13px; margin-bottom: 10px; }
    .specs-table th, .specs-table td { font-size: 13px; padding: 14px 8px; }
    .related-products { padding: 60px 0; }
    .product-grid { gap: 18px; }
    .product-card .img-box { padding: 28px; }
    .product-card .text-box { padding: 20px 16px; }
    .product-card .text-box h3 { font-size: 18px; margin-bottom: 8px; }
    .product-card .text-box p { font-size: 12px; margin-bottom: 18px; }
    .inquiry-section { padding: 80px 0; }
    .form-container { padding: 32px; }
    .form-grid { gap: 18px; }
    .form-control { font-size: 13px; padding: 12px 15px; }
    .submit-btn { padding: 14px 30px; font-size: 13px; }
}

/* 1024px */
@media (max-width: 1024px) {
    .tech-grid { grid-template-columns: repeat(2, 1fr); gap: .227rem; }
    .product-grid { grid-template-columns: repeat(2, 1fr); }
    .immersive-hero h1 { font-size: .341rem; }
}

/* 992px */
@media (max-width: 992px) {
    .page-immersive-detail { margin-top: .606rem; }
    .pdp-nav-list { gap: .227rem; overflow-x: auto; padding: 0 .2rem; justify-content: flex-start; scrollbar-width: none; height: auto; }
    .pdp-nav-list::-webkit-scrollbar { display: none; }
    .pdp-nav-list li { white-space: nowrap; font-size: .121rem; padding: .121rem 0; height: auto; }
    .app-row, .app-row.reverse { grid-template-columns: 1fr; margin-bottom: .606rem; }
    .app-row.reverse .app-text { order: 0; }
    .app-row { gap: .303rem; }
    .app-text { margin-top: .227rem; }
    .app-text h3 { font-size: .242rem; margin-bottom: .152rem; }
    .app-text p { font-size: .121rem; margin-bottom: .152rem; }
    .app-text ul { margin-left: .152rem; margin-bottom: .152rem; }
    .app-text ul li { font-size: .121rem; margin-bottom: .076rem; }
    .scenarios-section { padding: .455rem 0; }
    .scenarios-slider-viewport { padding: .152rem; overflow-x: hidden; }
    .scenarios-track { flex-direction: column; width: 100%; gap: .227rem; padding-right: 0; }
    .scenario-card { width: 100%; max-width: 100%; }
    .slider-ctrl-btn { display: none; }
    .accordion-header { padding: .152rem; font-size: .136rem; }
    .accordion-content { padding: 0 .152rem; }
    .accordion-item.active .accordion-content { padding: .152rem .152rem .227rem .152rem; }
    .specs-table th, .specs-table td { width: 100%; font-size: .121rem; padding: .114rem .152rem; }
    .specs-table th { background: transparent; padding-bottom: .038rem; color: var(--vi-blue); }
    .inquiry-section { background-attachment: scroll; }
    .form-grid { grid-template-columns: 1fr; }
    .form-group.full-width { grid-column: 1 / 2; }
    .form-container { padding: .227rem .152rem; }
    .form-group label { font-size: .106rem; }
    .form-control { font-size: .121rem; padding: .114rem .152rem; }
    .submit-btn { padding: .136rem .303rem; font-size: .121rem; margin-top: .114rem; }
}

/* 768px */
@media (max-width: 768px) {
    .page-immersive-detail { margin-top: 1rem; }
    .immersive-hero { height: 60vh; padding-top: .606rem; }
    .pdp-breadcrumbs-wrapper { top: .606rem; padding: .2rem 0; }
    .breadcrumbs { font-size: .26rem; gap: .076rem; }
    .immersive-hero h1 { font-size: .364rem; margin-bottom: .182rem; }
    .immersive-hero p { font-size: .3rem; }
    .pdp-nav-list{gap: .4rem;}
    .pdp-nav-list li { font-size: .3rem; padding: .2rem; }
    .tech-core-section { padding: .5rem 0; }
    .section-title { margin-bottom: .303rem; }
    .section-title h2 { font-size: .36rem; margin-bottom: .3rem; }
    .section-title p { font-size: .3rem; }
    .tech-grid { grid-template-columns: 1fr; gap: .3rem; }
    .tech-card { padding: .152rem; }
    .tech-card .icon-wrapper { height: .6rem; margin-bottom: .3rem; }
    .tech-card .icon-wrapper img { height: .6rem; }
    .tech-card h3 { font-size: .3rem; margin-bottom: .3rem; }
    .tech-card p { font-size: .26rem; }
    .formats-section { padding: .5rem 0; }
    .app-row { gap: .2rem; margin-bottom: .5rem; }
    .app-text h3 { font-size: .32rem; margin-bottom: .152rem; }
    .app-text p { font-size: .26rem; margin-bottom: .152rem; }
    .app-text ul { margin-left: .152rem; margin-bottom: .152rem; }
    .app-text ul li { font-size: .26rem; margin-bottom: .1rem; }
    .scenarios-section { padding: .5rem 0 .2rem 0; }
    .scenarios-section .section-title { margin-bottom: .227rem; }
    .scenarios-slider-viewport{padding: .2rem 4%;}
    .scenario-card .text-box { padding: .3rem; }
    .scenario-card .text-box h4 { font-size: .3rem; margin-bottom: .2rem; }
    .scenario-card .text-box p { font-size: .26rem; }
    .specs-section { padding: .5rem 0; }
    .accordion-header { padding: .3rem; font-size: .26rem; }
    .accordion-content { padding: 0 .182rem; }
    .accordion-item.active .accordion-content { padding: .3rem; }
    .acc-list li { font-size: .26rem; margin-bottom: .121rem; padding-left: .4rem; }
    .specs-table th, .specs-table td { font-size: .26rem; padding: .121rem .152rem; }
    .related-products { padding: .5rem 0; }
    .product-grid { grid-template-columns: 1fr; gap: .152rem; }
    .product-card .img-box { padding: .2rem; }
    .product-card .text-box { padding: .3rem; }
    .product-card .text-box h3 { font-size: .3rem; margin-bottom: .2rem; }
    .product-card .text-box p { font-size: .26rem; margin-bottom: .2rem; }
    .product-card .link-more { font-size: .26rem; gap: .061rem; }
    .product-card .link-more i { font-size: .26rem; }
    .inquiry-section { padding: .606rem 0; }
    .section-title.inquiry-title h2 { color: #ffffff; }
    .form-container { padding: .3rem; }
    .form-grid { gap: .3rem; }
    .form-group label { font-size: .26rem; }
    .form-control { font-size: .26rem; padding: .2rem .152rem; }
    textarea.form-control { min-height: 2rem; }
    .submit-btn { padding: .2rem; font-size: .26rem; margin-top: 0; }

}