/* ==================== 牧草公司网站样式 ==================== */
:root {
    --green-dark: #1b5e20;
    --green: #2e7d32;
    --green-main: #43a047;
    --green-light: #81c784;
    --green-pale: #e8f5e9;
    --lime: #9ccc65;
    --text: #333;
    --text-light: #777;
    --border: #e5e5e5;
    --white: #fff;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
    font-family: "Microsoft YaHei", "PingFang SC", "Segoe UI", Arial, "Helvetica Neue", sans-serif;
    font-size: 14px;
    color: var(--text);
    background: #f6f7f4;
    line-height: 1.6;
}

a { color: inherit; text-decoration: none; transition: color .2s; }
ul, ol { list-style: none; }
img { max-width: 100%; vertical-align: middle; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 15px; }
.center { text-align: center; }
.text-right { text-align: right; }

/* ==================== 按钮 ==================== */
.btn {
    display: inline-block;
    padding: 10px 26px;
    border: 1px solid transparent;
    border-radius: 4px;
    font-size: 14px;
    cursor: pointer;
    transition: all .25s;
    white-space: nowrap;
}
.btn-green { background: var(--green-main); color: #fff; }
.btn-green:hover { background: var(--green-dark); color: #fff; }
.btn-outline-green { background: transparent; border-color: var(--green-main); color: var(--green-main); }
.btn-outline-green:hover { background: var(--green-main); color: #fff; }
.btn-hero { background: rgba(255,255,255,.92); color: var(--green-dark); font-weight: bold; }
.btn-hero:hover { background: #fff; color: var(--green-dark); }
.btn-lg { padding: 14px 34px; font-size: 16px; }
.btn-sm { padding: 6px 16px; font-size: 13px; }
.btn-block { width: 100%; }

/* ==================== 顶部信息栏 ==================== */
.topbar { background: var(--green-dark); color: #c8e6c9; font-size: 13px; }
.topbar .container { display: flex; justify-content: space-between; align-items: center; min-height: 38px; }
.topbar-left span { margin-right: 22px; }
.topbar-left i, .topbar-right i { margin-right: 6px; color: #a5d6a7; }
.topbar-right { display: flex; align-items: center; }
.topbar-right > span { margin-right: 18px; }
.lang-switch a {
    display: inline-block;
    padding: 0 8px;
    margin-left: 4px;
    color: #a5d6a7;
    font-size: 13px;
}
.lang-switch a:hover { color: #fff; }
.lang-switch a.active { color: #fff; font-weight: bold; border-bottom: 2px solid #aeea00; }

/* ==================== 头部导航 ==================== */
.site-header { background: #fff; box-shadow: 0 2px 8px rgba(0,0,0,.06); position: sticky; top: 0; z-index: 100; }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 78px; }
.logo { display: flex; align-items: center; }
.logo img { height: 46px; margin-right: 12px; }
.logo-text { display: flex; flex-direction: column; line-height: 1.3; }
.logo-text strong { font-size: 20px; color: var(--green-dark); }
.logo-text small { font-size: 12px; color: var(--text-light); letter-spacing: .5px; }
.main-nav > ul { display: flex; }
.main-nav > ul > li { position: relative; }
.main-nav > ul > li > a {
    display: block;
    padding: 28px 16px;
    font-size: 15px;
    color: #444;
    position: relative;
}
.main-nav > ul > li > a:hover { color: var(--green-main); }
.main-nav > ul > li.active > a { color: var(--green-main); font-weight: bold; }
.main-nav > ul > li.active > a::after {
    content: "";
    position: absolute;
    left: 16px; right: 16px; bottom: 18px;
    height: 3px;
    background: var(--green-main);
    border-radius: 2px;
}
.nav-toggle { display: none; font-size: 24px; color: var(--green-dark); padding: 8px 10px; }

/* ==================== 首页轮播 ==================== */
.hero-slider { position: relative; overflow: hidden; }
.hero-slides { position: relative; }
.hero-slide {
    display: none;
    min-height: 520px;
    background-size: cover;
    background-position: center;
    position: relative;
}
.hero-slide.active { display: block; animation: fadein 0.8s; }
@keyframes fadein { from { opacity: 0; } to { opacity: 1; } }
.hero-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(90deg, rgba(16,48,16,.62) 0%, rgba(16,48,16,.25) 55%, rgba(16,48,16,.05) 100%);
}
.hero-caption {
    position: relative;
    padding-top: 130px;
    max-width: 1200px;
}
.hero-caption h2 {
    font-size: 42px;
    color: #fff;
    max-width: 640px;
    margin-bottom: 18px;
    line-height: 1.35;
    text-shadow: 0 2px 8px rgba(0,0,0,.3);
}
.hero-caption p {
    font-size: 17px;
    color: rgba(255,255,255,.92);
    max-width: 560px;
    margin-bottom: 30px;
}
.hero-dots { position: absolute; bottom: 26px; left: 50%; transform: translateX(-50%); z-index: 10; }
.hero-dot {
    display: inline-block;
    width: 12px; height: 12px;
    margin: 0 6px;
    border-radius: 50%;
    background: rgba(255,255,255,.5);
    cursor: pointer;
    transition: all .3s;
}
.hero-dot.active { background: #fff; width: 30px; border-radius: 6px; }

/* ==================== 特色横幅 ==================== */
.feature-band { background: var(--green-main); }
.feature-inner {
    display: flex;
    align-items: center;
    gap: 34px;
    padding: 30px 0;
    color: #fff;
}
.feature-badge {
    flex: 0 0 auto;
    text-align: center;
    background: rgba(255,255,255,.12);
    border: 1px dashed rgba(255,255,255,.5);
    border-radius: 10px;
    padding: 14px 22px;
    line-height: 1.2;
}
.feature-num { font-size: 40px; font-weight: bold; color: #fff; }
.feature-num span { font-size: 18px; }
.feature-badge em { display: block; font-style: normal; font-size: 12px; color: #e8f5e9; margin-top: 4px; }
.feature-inner p { flex: 1; font-size: 15px; color: #f1f8e9; }

/* ==================== 通用区块 ==================== */
.section { padding: 66px 0; }
.section-white { background: #fff; }
.section-gray { background: #f6f7f4; }
.section-head { text-align: center; margin-bottom: 42px; }
.section-head h2 { font-size: 30px; color: var(--green-dark); margin-bottom: 10px; position: relative; display: inline-block; padding-bottom: 14px; }
.section-head h2::after {
    content: "";
    position: absolute;
    bottom: 0; left: 50%;
    transform: translateX(-50%);
    width: 56px; height: 3px;
    background: var(--green-main);
    border-radius: 2px;
}
.section-head p { color: var(--text-light); font-size: 15px; }

/* ==================== 优势 ==================== */
.advantage-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.advantage-item { text-align: center; padding: 34px 22px; border: 1px solid var(--border); border-radius: 8px; background: #fff; transition: all .3s; }
.advantage-item:hover { border-color: var(--green-light); box-shadow: 0 8px 22px rgba(46,125,50,.12); transform: translateY(-4px); }
.advantage-item i { font-size: 40px; color: var(--green-main); margin-bottom: 16px; }
.advantage-item h3 { font-size: 17px; color: var(--green-dark); margin-bottom: 10px; }
.advantage-item p { color: var(--text-light); font-size: 13px; }

/* ==================== 产品 ==================== */
.cate-block { margin-bottom: 46px; }
.cate-block:last-child { margin-bottom: 0; }
.cate-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; padding-bottom: 12px; border-bottom: 2px solid #eef1ea; }
.cate-head-left { flex: 1; min-width: 0; }
.cate-head h3 { font-size: 21px; color: var(--green-dark); border-left: 4px solid var(--green-main); padding-left: 12px; }
.cate-intro { color: var(--text-light); font-size: 13px; margin-top: 6px; padding-left: 16px; line-height: 1.6; }
.cate-head a { color: var(--green-main); font-size: 13px; flex: 0 0 auto; }
.cate-head a:hover { color: var(--green-dark); }
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.product-card { background: #fff; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; transition: all .3s; }
.product-card:hover { box-shadow: 0 10px 26px rgba(0,0,0,.1); transform: translateY(-4px); }
.product-thumb { display: block; position: relative; overflow: hidden; height: 220px; }
.product-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.product-card:hover .product-thumb img { transform: scale(1.06); }
.product-tag {
    position: absolute;
    left: 12px; top: 12px;
    background: var(--green-main);
    color: #fff;
    font-size: 12px;
    padding: 4px 10px;
    border-radius: 3px;
}
.product-badge {
    position: absolute;
    right: 12px; top: 12px;
    font-size: 12px;
    padding: 4px 10px;
    border-radius: 3px;
}
.product-badge.german {
    background: linear-gradient(120deg, #f9a825, #fbc02d);
    color: #5d4037;
    font-weight: bold;
    box-shadow: 0 2px 6px rgba(0,0,0,.15);
}
.product-info { padding: 18px; }
.product-info h4 { font-size: 16px; margin-bottom: 8px; }
.product-info h4 a { color: #333; }
.product-info h4 a:hover { color: var(--green-main); }
.product-info p { color: var(--text-light); font-size: 13px; min-height: 40px; }
.product-actions { display: flex; justify-content: space-between; align-items: center; margin-top: 12px; padding-top: 12px; border-top: 1px dashed var(--border); }
.product-actions a { color: var(--green-main); font-size: 13px; }
.product-actions a:hover { color: var(--green-dark); }
.product-actions .btn-inquire { background: var(--green-pale); color: var(--green-dark); padding: 5px 12px; border-radius: 3px; font-size: 12px; }
.product-actions .btn-inquire:hover { background: var(--green-main); color: #fff; }
.empty-tip { text-align: center; color: var(--text-light); padding: 50px 0; background: #fff; border-radius: 8px; }

/* ==================== 技术专题 ==================== */
.section-tech { background: linear-gradient(160deg, #f1f8e9 0%, #e8f5e9 100%); }
.cut-compare { display: flex; align-items: stretch; gap: 24px; margin-bottom: 40px; }
.compare-box {
    flex: 1;
    background: #fff;
    border-radius: 10px;
    padding: 24px 28px;
    border: 1px solid var(--border);
}
.compare-box h3 { font-size: 18px; margin-bottom: 14px; display: flex; align-items: center; gap: 8px; }
.compare-box h3 i { font-size: 20px; }
.compare-box li { padding: 7px 0; font-size: 14px; color: #555; display: flex; align-items: center; gap: 10px; }
.compare-box li i { width: 18px; text-align: center; }
.compare-win { border-top: 4px solid var(--green-main); }
.compare-win h3 { color: var(--green-dark); }
.compare-win li i { color: var(--green-main); }
.compare-lose { border-top: 4px solid #bdbdbd; }
.compare-lose h3 { color: #757575; }
.compare-lose li i { color: #ef5350; }
.compare-vs {
    align-self: center;
    flex: 0 0 auto;
    width: 56px; height: 56px;
    border-radius: 50%;
    background: var(--green-dark);
    color: #fff;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    box-shadow: 0 6px 16px rgba(27,94,32,.25);
}
.tech-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-bottom: 34px; }
.tech-card {
    display: block;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 24px 20px;
    transition: all .3s;
    position: relative;
    overflow: hidden;
}
.tech-card:hover { box-shadow: 0 10px 26px rgba(46,125,50,.14); transform: translateY(-4px); border-color: var(--green-light); }
.tech-icon {
    display: inline-flex;
    width: 44px; height: 44px;
    border-radius: 50%;
    background: var(--green-pale);
    color: var(--green-main);
    align-items: center;
    justify-content: center;
    font-size: 20px;
    margin-bottom: 14px;
}
.tech-card h4 { font-size: 15px; color: #333; line-height: 1.5; margin-bottom: 8px; min-height: 44px; }
.tech-card:hover h4 { color: var(--green-dark); }
.tech-card p { color: var(--text-light); font-size: 13px; margin-bottom: 12px; }
.tech-card em { font-style: normal; color: var(--green-main); font-size: 13px; }
.tech-card em i { margin-left: 4px; transition: transform .3s; }
.tech-card:hover em i { transform: translateX(4px); }

@media (max-width: 1024px) {
    .tech-grid { grid-template-columns: repeat(2, 1fr); }
    .cut-compare { flex-direction: column; }
    .compare-vs { align-self: center; }
}
@media (max-width: 768px) {
    .tech-grid { grid-template-columns: 1fr; }
}

/* ==================== 公司简介 ==================== */
.about-preview { display: grid; grid-template-columns: 1fr 1fr; gap: 44px; align-items: center; }
.about-media img { width: 100%; border-radius: 10px; box-shadow: 0 10px 30px rgba(0,0,0,.1); }
.about-content h2 { font-size: 28px; color: var(--green-dark); margin-bottom: 16px; }
.about-content .rich-text { color: #555; margin-bottom: 20px; }
.about-content .rich-text p { margin-bottom: 10px; }

/* ==================== 资质认证 ==================== */
.cert-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-bottom: 34px; }
.cert-card { background: #fff; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; transition: all .3s; }
.cert-card:hover { box-shadow: 0 8px 22px rgba(0,0,0,.1); transform: translateY(-4px); }
.cert-thumb { height: 190px; display: flex; align-items: center; justify-content: center; background: #fafbf8; border-bottom: 1px solid var(--border); padding: 18px; }
.cert-thumb img { max-height: 100%; max-width: 100%; object-fit: contain; }
.cert-info { padding: 16px; }
.cert-info h4 { font-size: 15px; color: #333; margin-bottom: 6px; }
.cert-info p { color: var(--text-light); font-size: 13px; }

/* ==================== 合作伙伴 ==================== */
.partner-strip { display: flex; flex-wrap: wrap; justify-content: center; gap: 30px; }
.partner-logo {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 22px 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 190px;
    min-height: 96px;
    transition: all .3s;
}
.partner-logo:hover { border-color: var(--green-light); box-shadow: 0 6px 18px rgba(0,0,0,.08); }
.partner-logo img { max-height: 52px; max-width: 150px; }

/* ==================== 新闻 ==================== */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-bottom: 34px; }
.news-card { background: #fff; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; transition: all .3s; }
.news-card:hover { box-shadow: 0 10px 26px rgba(0,0,0,.1); transform: translateY(-4px); }
.news-thumb { display: block; height: 190px; overflow: hidden; }
.news-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.news-card:hover .news-thumb img { transform: scale(1.06); }
.news-info { padding: 18px; }
.news-date { color: #aaa; font-size: 12px; }
.news-info h4 { font-size: 15px; margin: 8px 0; }
.news-info h4 a { color: #333; }
.news-info h4 a:hover { color: var(--green-main); }
.news-info p { color: var(--text-light); font-size: 13px; }

/* ==================== CTA ==================== */
.cta-band { background: linear-gradient(120deg, #2e7d32, #43a047); }
.cta-inner { display: flex; align-items: center; justify-content: space-between; padding: 44px 0; color: #fff; }
.cta-inner h2 { font-size: 26px; margin-bottom: 6px; }
.cta-inner p { color: #e8f5e9; font-size: 14px; }

/* ==================== 页头 ==================== */
.page-head { background: linear-gradient(120deg, #1b5e20, #43a047); padding: 44px 0; color: #fff; position: relative; }
.page-head::after {
    content: "";
    position: absolute;
    left: 0; right: 0; bottom: 0; height: 5px;
    background: repeating-linear-gradient(90deg, #aeea00 0 30px, transparent 30px 60px);
    opacity: .35;
}
.page-head h1 { font-size: 30px; margin-bottom: 8px; }
.breadcrumb-bar { font-size: 13px; color: #c8e6c9; }
.breadcrumb-bar a { color: #c8e6c9; }
.breadcrumb-bar a:hover { color: #fff; }
.breadcrumb-bar i { margin: 0 8px; }
.breadcrumb-bar span { color: #fff; }

/* ==================== 页面布局 ==================== */
.page-body { padding: 44px 0 70px; }
.page-layout { display: grid; grid-template-columns: 250px 1fr; gap: 30px; align-items: start; }
.page-aside { position: sticky; top: 98px; }
.aside-box { background: #fff; border: 1px solid var(--border); border-radius: 8px; margin-bottom: 20px; overflow: hidden; }
.aside-box h3 { background: var(--green-dark); color: #fff; font-size: 16px; padding: 14px 18px; }
.aside-list li { border-bottom: 1px solid #f2f2f2; }
.aside-list li:last-child { border-bottom: none; }
.aside-list a { display: block; padding: 12px 18px; color: #555; font-size: 14px; }
.aside-list a:hover { color: var(--green-main); background: #fafbf8; }
.aside-list li.active a { color: var(--green-main); font-weight: bold; background: var(--green-pale); border-left: 3px solid var(--green-main); }
.aside-cta { padding: 0 0 18px; }
.aside-cta p { padding: 14px 18px; color: var(--text-light); font-size: 13px; }
.aside-cta .btn { margin-left: 18px; }
.page-main { min-width: 0; }

/* ==================== 搜索 ==================== */
.search-form { display: flex; margin-bottom: 22px; }
.search-form input { flex: 1; border: 1px solid var(--border); border-right: none; border-radius: 4px 0 0 4px; padding: 10px 16px; font-size: 14px; outline: none; }
.search-form input:focus { border-color: var(--green-main); }
.search-form button { background: var(--green-main); color: #fff; border: none; border-radius: 0 4px 4px 0; padding: 0 24px; cursor: pointer; }
.search-form button:hover { background: var(--green-dark); }
.list-grid .product-card { margin-bottom: 0; }

/* ==================== 分页 ==================== */
.pagination-wrap { margin-top: 34px; text-align: center; }
.pagination { display: inline-flex; }
.pagination li { margin: 0 4px; }
.pagination li a, .pagination li span {
    display: inline-block;
    min-width: 36px; height: 36px;
    line-height: 36px;
    padding: 0 8px;
    border: 1px solid var(--border);
    border-radius: 4px;
    color: #555;
    background: #fff;
}
.pagination li.active span { background: var(--green-main); border-color: var(--green-main); color: #fff; }
.pagination li a:hover { border-color: var(--green-main); color: var(--green-main); }
.pagination li.disabled span { color: #ccc; }

/* ==================== 产品详情 ==================== */
.product-detail { display: grid; grid-template-columns: 460px 1fr; gap: 40px; background: #fff; border-radius: 10px; padding: 30px; margin-bottom: 34px; }
.pd-main { border: 1px solid var(--border); border-radius: 8px; overflow: hidden; height: 380px; margin-bottom: 14px; }
.pd-main img { width: 100%; height: 100%; object-fit: cover; }
.pd-thumbs { display: flex; gap: 10px; }
.pd-thumb { width: 82px; height: 62px; border: 2px solid transparent; border-radius: 6px; overflow: hidden; cursor: pointer; opacity: .7; }
.pd-thumb.active { border-color: var(--green-main); opacity: 1; }
.pd-thumb img { width: 100%; height: 100%; object-fit: cover; }
.pd-info h1 { font-size: 26px; color: var(--green-dark); margin-bottom: 10px; }
.pd-subtitle { color: var(--text-light); font-size: 14px; margin-bottom: 20px; }
.pd-meta { background: var(--green-pale); border-radius: 6px; padding: 14px 18px; margin-bottom: 22px; display: flex; flex-wrap: wrap; gap: 22px; }
.pd-meta span { font-size: 14px; color: #555; }
.pd-meta em { font-style: normal; color: var(--text-light); }
.pd-meta .cut-highlight { color: var(--green-dark); font-size: 16px; }
.pd-specs { margin-bottom: 24px; }
.pd-specs h3 { font-size: 16px; color: var(--green-dark); margin-bottom: 12px; }
.pd-specs li { padding: 6px 0; color: #555; font-size: 14px; border-bottom: 1px dashed #eee; }
.pd-specs li i { color: var(--green-main); margin-right: 8px; }
.pd-content { background: #fff; border-radius: 10px; padding: 30px; margin-bottom: 34px; }
.pd-content h2 { font-size: 22px; color: var(--green-dark); margin-bottom: 16px; padding-bottom: 12px; border-bottom: 2px solid #eef1ea; }
.pd-related h2 { font-size: 22px; color: var(--green-dark); margin-bottom: 20px; }

/* ==================== 富文本 ==================== */
.rich-text { color: #555; line-height: 1.9; }
.rich-text p { margin-bottom: 14px; }
.rich-text img { max-width: 100%; border-radius: 6px; }
.rich-text h2, .rich-text h3, .rich-text h4 { color: var(--green-dark); margin: 18px 0 10px; }
.rich-text ul, .rich-text ol { padding-left: 22px; margin-bottom: 14px; }
.rich-text ul { list-style: disc; }
.rich-text ol { list-style: decimal; }
.rich-text table { border-collapse: collapse; width: 100%; margin-bottom: 14px; }
.rich-text table td, .rich-text table th { border: 1px solid var(--border); padding: 8px 12px; }

/* ==================== 新闻列表/详情 ==================== */
.news-list-item { display: flex; gap: 20px; background: #fff; border: 1px solid var(--border); border-radius: 8px; padding: 18px; margin-bottom: 18px; transition: all .3s; }
.news-list-item:hover { box-shadow: 0 8px 22px rgba(0,0,0,.08); }
.news-list-item .news-thumb { flex: 0 0 250px; height: 160px; border-radius: 6px; }
.news-list-item .news-info { padding: 4px 0; }
.news-list-item .news-info h4 { font-size: 17px; margin: 8px 0; }
.news-list-item .news-info p { margin-bottom: 10px; }
.news-more { color: var(--green-main); font-size: 13px; }
.news-more:hover { color: var(--green-dark); }
.article-wrap { background: #fff; border-radius: 10px; padding: 40px; max-width: 900px; margin: 0 auto; }
.article-title { font-size: 26px; color: var(--green-dark); margin-bottom: 12px; line-height: 1.4; }
.article-meta { color: #aaa; font-size: 13px; margin-bottom: 22px; padding-bottom: 16px; border-bottom: 1px solid #eee; }
.article-meta span { margin-right: 22px; }
.article-meta i { margin-right: 5px; }
.article-cover { margin-bottom: 24px; border-radius: 8px; overflow: hidden; }
.article-content { margin-bottom: 30px; }
.article-nav { display: flex; justify-content: space-between; gap: 20px; border-top: 1px solid #eee; padding-top: 18px; margin-bottom: 26px; }
.article-nav a { flex: 1; color: #555; font-size: 14px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.article-nav a:hover { color: var(--green-main); }
.article-nav a span { color: var(--text-light); }

/* ==================== 资质页 ==================== */
.cert-page-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.cert-page-card { background: #fff; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; transition: all .3s; }
.cert-page-card:hover { box-shadow: 0 10px 26px rgba(0,0,0,.1); transform: translateY(-4px); }
.cert-page-card .cert-thumb { height: 210px; }
.cert-page-card .cert-info { padding: 20px; }
.cert-page-card .cert-info h4 { font-size: 16px; color: #333; margin-bottom: 10px; }
.cert-issuer, .cert-date { color: var(--text-light); font-size: 13px; margin-bottom: 6px; }
.cert-issuer i, .cert-date i { color: var(--green-main); margin-right: 6px; }
.cert-intro { color: #888; font-size: 13px; margin-top: 10px; }

/* ==================== 合作伙伴页 ==================== */
.partner-page-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.partner-page-card { background: #fff; border: 1px solid var(--border); border-radius: 8px; padding: 30px; text-align: center; transition: all .3s; }
.partner-page-card:hover { box-shadow: 0 10px 26px rgba(0,0,0,.1); transform: translateY(-4px); }
.partner-logo-box { height: 110px; display: flex; align-items: center; justify-content: center; margin-bottom: 18px; }
.partner-logo-box img { max-height: 100px; max-width: 220px; }
.partner-page-card h4 { font-size: 18px; color: var(--green-dark); margin-bottom: 10px; }
.partner-page-card p { color: var(--text-light); font-size: 13px; margin-bottom: 16px; }

/* ==================== 联系我们 ==================== */
.contact-layout { display: grid; grid-template-columns: 1fr 420px; gap: 34px; align-items: start; }
.contact-content { background: #fff; border-radius: 10px; padding: 30px; }
.contact-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; margin-top: 24px; }
.contact-card { border: 1px solid var(--border); border-radius: 8px; padding: 18px; transition: all .3s; }
.contact-card:hover { border-color: var(--green-light); box-shadow: 0 6px 16px rgba(0,0,0,.06); }
.contact-card i { font-size: 26px; color: var(--green-main); margin-bottom: 10px; }
.contact-card h4 { font-size: 14px; color: var(--green-dark); margin-bottom: 6px; }
.contact-card p { color: var(--text-light); font-size: 13px; word-break: break-all; }
.inquiry-panel { background: #fff; border-radius: 10px; padding: 30px; border-top: 4px solid var(--green-main); position: sticky; top: 98px; }
.inquiry-panel h3 { font-size: 20px; color: var(--green-dark); margin-bottom: 8px; }
.inquiry-panel h3 i { color: var(--green-main); margin-right: 8px; }
.inquiry-tip { color: var(--text-light); font-size: 13px; margin-bottom: 18px; }
.inquiry-form .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 14px; }
.inquiry-form .form-row.captcha-row { grid-template-columns: 1fr 120px; align-items: center; }
.inquiry-form input, .inquiry-form select, .inquiry-form textarea {
    width: 100%;
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 10px 14px;
    font-size: 14px;
    font-family: inherit;
    outline: none;
    transition: border-color .2s;
    background: #fafbf8;
}
.inquiry-form textarea { resize: vertical; margin-bottom: 14px; }
.inquiry-form input:focus, .inquiry-form select:focus, .inquiry-form textarea:focus { border-color: var(--green-main); background: #fff; }
.inquiry-form select { color: #555; }
#captcha-img { height: 40px; border: 1px solid var(--border); border-radius: 4px; cursor: pointer; }
.alert-success-fa { background: var(--green-pale); color: var(--green-dark); border: 1px solid #c8e6c9; border-radius: 6px; padding: 12px 16px; margin-bottom: 16px; font-size: 13px; }
.alert-success-fa i { margin-right: 6px; }

/* ==================== 单页 ==================== */
.single-page { background: #fff; border-radius: 10px; padding: 40px; max-width: 1000px; margin: 0 auto; }
.single-page-media { margin-bottom: 24px; border-radius: 8px; overflow: hidden; }
.single-page-media img { width: 100%; }

/* ==================== 页脚 ==================== */
.site-footer { background: #14280f; color: #b5c5b0; margin-top: 0; }
.footer-cols { display: grid; grid-template-columns: 1.3fr 1fr 1fr 1.3fr; gap: 40px; padding: 54px 0 44px; }
.footer-col h4 { color: #fff; font-size: 16px; margin-bottom: 18px; position: relative; padding-bottom: 10px; }
.footer-col h4::after { content: ""; position: absolute; left: 0; bottom: 0; width: 34px; height: 2px; background: var(--green-main); }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul a { color: #b5c5b0; font-size: 13px; }
.footer-col ul a:hover { color: #aeea00; }
.footer-logo { display: flex; align-items: center; margin-bottom: 16px; }
.footer-logo img { height: 44px; margin-right: 12px; }
.footer-logo strong { color: #fff; font-size: 19px; }
.footer-about p { font-size: 13px; line-height: 1.8; }
.footer-contact li { display: flex; gap: 10px; align-items: flex-start; font-size: 13px; }
.footer-contact i { color: var(--green-light); margin-top: 4px; min-width: 14px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.08); padding: 18px 0; font-size: 13px; }
.footer-bottom .container { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; }

/* ==================== 响应式 ==================== */
@media (max-width: 1024px) {
    .product-grid { grid-template-columns: repeat(2, 1fr); }
    .cert-grid, .news-grid { grid-template-columns: repeat(2, 1fr); }
    .advantage-grid { grid-template-columns: repeat(2, 1fr); }
    .product-detail { grid-template-columns: 1fr; }
    .contact-layout { grid-template-columns: 1fr; }
    .inquiry-panel { position: static; }
    .page-layout { grid-template-columns: 1fr; }
    .page-aside { position: static; }
    .hero-caption h2 { font-size: 32px; }
}

@media (max-width: 900px) {
    .cert-page-grid { grid-template-columns: repeat(2, 1fr); }
    .partner-page-grid { grid-template-columns: 1fr; }
    .footer-cols { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .topbar { display: none; }
    .header-inner { height: 64px; }
    .logo img { height: 38px; }
    .logo-text strong { font-size: 17px; }
    .nav-toggle { display: block; }
    .main-nav {
        display: none;
        position: absolute;
        top: 64px; left: 0; right: 0;
        background: #fff;
        box-shadow: 0 8px 20px rgba(0,0,0,.12);
    }
    .main-nav.open { display: block; }
    .main-nav > ul { flex-direction: column; }
    .main-nav > ul > li > a { padding: 13px 20px; border-bottom: 1px solid #f2f2f2; }
    .main-nav > ul > li.active > a::after { display: none; }
    .hero-slide { min-height: 380px; }
    .hero-caption { padding-top: 80px; }
    .hero-caption h2 { font-size: 26px; }
    .feature-inner { flex-direction: column; text-align: center; gap: 18px; }
    .section { padding: 46px 0; }
    .product-grid { grid-template-columns: 1fr; }
    .cert-grid, .news-grid { grid-template-columns: 1fr; }
    .advantage-grid { grid-template-columns: 1fr; }
    .about-preview { grid-template-columns: 1fr; }
    .news-list-item { flex-direction: column; }
    .news-list-item .news-thumb { flex: none; height: 180px; }
    .article-wrap { padding: 22px; }
    .article-nav { flex-direction: column; gap: 10px; }
    .cta-inner { flex-direction: column; text-align: center; gap: 20px; }
    .cert-page-grid { grid-template-columns: 1fr; }
    .contact-cards { grid-template-columns: 1fr; }
    .footer-cols { grid-template-columns: 1fr; gap: 28px; padding: 40px 0 30px; }
    .inquiry-form .form-row { grid-template-columns: 1fr; }
    .pd-main { height: 260px; }
}