/* ============================================================
   康源生物官网前台样式（设计系统 v2 · 对标行业标杆站质感）
   - PC 端：1200px 容器，1200/992/768 断点自适应
   - 移动端：site-mobile 独立布局
   设计 Token：
   --ky-blue      #1565C0 主色（医疗蓝）
   --ky-blue-deep #0D3D7C 深蓝
   --ky-teal      #0E9F9F 辅色（青）
   --ky-red       #e23a3a 热线红
   ============================================================ */
:root {
    --ky-blue: #1565C0;
    --ky-blue-deep: #0D3D7C;
    --ky-blue-light: #eef4fc;
    --ky-teal: #0E9F9F;
    --ky-red: #e23a3a;
    --ky-orange: #f06d43;
    --ky-text: #22334d;
    --ky-text-2: #5c6b80;
    --ky-text-3: #93a0b3;
    --ky-line: #e6ecf4;
    --ky-bg: #f6f8fb;
    --ky-radius: 12px;
    --ky-shadow: 0 12px 32px rgba(13, 61, 124, .12);
    --ky-shadow-sm: 0 6px 18px rgba(13, 61, 124, .08);
    --ky-grad: linear-gradient(120deg, #0D3D7C 0%, #1565C0 60%, #1789c8 100%);
    --ky-grad-teal: linear-gradient(120deg, #1565C0, #0E9F9F);
    --ky-grad-hot: linear-gradient(90deg, #e23a3a, #f06d43);
}

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

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

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

img { max-width: 100%; height: auto; border: 0; }

a { color: var(--ky-text); text-decoration: none; transition: color .2s; }
a:hover { color: var(--ky-blue); }

ul, ol { list-style: none; }

.container { width: 1200px; max-width: 100%; margin: 0 auto; padding: 0 15px; }

.site-main { min-height: 400px; }

/* ---------- PC 头部 ---------- */
.topbar { background: var(--ky-blue-deep); color: #cfe0f5; font-size: 12px; }
.topbar .container { display: flex; justify-content: space-between; align-items: center; height: 34px; }
.topbar-contact span { margin-left: 18px; }

.header-main { background: #fff; box-shadow: 0 2px 10px rgba(13, 61, 124, .07); position: relative; z-index: 20; }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 92px; }

.site-brand { display: flex; align-items: center; gap: 14px; }
.site-logo { height: 58px; width: auto; }
.site-logo-text {
    display: inline-flex; align-items: center; justify-content: center;
    width: 58px; height: 58px; text-align: center;
    background: var(--ky-grad-teal); color: #fff;
    font-size: 19px; font-weight: 700; border-radius: 12px;
    box-shadow: 0 6px 16px rgba(21, 101, 192, .28);
}
.site-name strong { display: block; font-size: 23px; color: var(--ky-blue-deep); letter-spacing: 1px; }
.site-name em { display: block; font-style: normal; font-size: 12px; color: var(--ky-text-3); letter-spacing: 5px; margin-top: 3px; }

.header-hotline { display: flex; align-items: center; gap: 12px; }
.hotline-icon {
    width: 44px; height: 44px; border-radius: 50%;
    background: var(--ky-blue-light); color: var(--ky-blue);
    display: flex; align-items: center; justify-content: center; font-size: 22px;
}
.hotline-label { display: block; font-size: 13px; color: var(--ky-text-3); }
.hotline-num { display: block; font-size: 26px; color: var(--ky-red); letter-spacing: 1px; font-weight: 700; font-family: Arial, "Microsoft YaHei", sans-serif; }

/* ---------- PC 主导航（文字导航 + 下拉） ---------- */
.main-nav { background: var(--ky-grad); box-shadow: 0 4px 14px rgba(13, 61, 124, .22); position: sticky; top: 0; z-index: 90; }
.nav-list { display: flex; }
.nav-item { position: relative; flex: 1; text-align: center; }
.nav-item > a {
    display: block; color: #fff; font-size: 16px; padding: 15px 0; letter-spacing: 2px;
    position: relative;
}
.nav-item > a::after {
    content: ""; position: absolute; left: 50%; bottom: 8px; width: 0; height: 3px;
    background: #6be3e3; border-radius: 2px; transform: translateX(-50%); transition: width .25s;
}
.nav-item:hover > a::after, .nav-item.active > a::after { width: 32px; }
.nav-item:hover > a, .nav-item.active > a { background: rgba(255, 255, 255, .12); color: #fff; }

.nav-dropdown {
    display: none; position: absolute; left: 0; top: 100%; width: 210px;
    background: #fff; box-shadow: var(--ky-shadow); z-index: 100;
    border-top: 3px solid var(--ky-teal); border-radius: 0 0 10px 10px; overflow: hidden;
    animation: navDrop .2s ease;
}
@keyframes navDrop { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }
.nav-item:hover .nav-dropdown { display: block; }
.nav-drop-link {
    display: block; padding: 12px 20px; font-size: 14px; color: #444; text-align: left;
    border-bottom: 1px solid #f0f3f7; position: relative; transition: all .2s;
}
.nav-drop-link::before {
    content: ""; position: absolute; left: 10px; top: 50%; transform: translateY(-50%);
    width: 4px; height: 4px; border-radius: 50%; background: var(--ky-teal); opacity: 0; transition: opacity .2s;
}
.nav-drop-link:hover { background: #f2f7fd; color: var(--ky-blue); padding-left: 26px; }
.nav-drop-link:hover::before { opacity: 1; }

/* ---------- 通用栏目标题（左对齐 + 居中两种风格） ---------- */
.section { padding: 52px 0; }
.section.section-gray { background: var(--ky-bg); }

.section-head { display: flex; align-items: flex-end; justify-content: space-between; margin-bottom: 34px; }
.section-title { position: relative; padding-left: 18px; }
.section-title::before {
    content: ""; position: absolute; left: 0; top: 7px; bottom: 7px; width: 5px;
    background: var(--ky-grad-teal); border-radius: 3px;
}
.section-title h2 { font-size: 28px; color: var(--ky-blue-deep); letter-spacing: 1px; }
.section-title h1 { font-size: 28px; color: var(--ky-blue-deep); }
.section-title p { font-size: 12px; color: var(--ky-text-3); text-transform: uppercase; letter-spacing: 3px; margin-top: 3px; }
.section-more { font-size: 13px; color: var(--ky-text-2); display: inline-flex; align-items: center; gap: 4px; }
.section-more:hover { color: var(--ky-blue); }

/* 居中标题（对标站风格） */
.section-head--center { display: block; text-align: center; margin-bottom: 40px; }
.section-head--center .section-title { display: inline-block; padding-left: 0; }
.section-head--center .section-title::before { display: none; }
.section-head--center .section-title h2 { font-size: 32px; }
.section-head--center .section-title h2::after {
    content: ""; display: block; width: 56px; height: 4px; margin: 14px auto 0;
    background: var(--ky-grad-teal); border-radius: 2px;
}
.section-head--center .section-title .sec-sub {
    display: block; font-size: 14px; color: var(--ky-text-2); margin-top: 12px; line-height: 1.8;
}

/* ---------- 首页口号横幅 ---------- */
.slogan-strip { background: var(--ky-grad); color: #fff; overflow: hidden; position: relative; }
.slogan-strip::before {
    content: ""; position: absolute; right: -60px; top: -80px; width: 300px; height: 300px;
    background: radial-gradient(circle, rgba(14, 159, 159, .35), transparent 70%);
}
.slogan-strip::after {
    content: ""; position: absolute; left: 30%; bottom: -120px; width: 260px; height: 260px;
    background: radial-gradient(circle, rgba(255, 255, 255, .08), transparent 70%);
}
.slogan-inner { display: flex; align-items: center; justify-content: space-between; padding: 22px 15px; position: relative; z-index: 1; flex-wrap: wrap; gap: 10px; }
.slogan-text h2 { font-size: 26px; letter-spacing: 2px; font-weight: 700; }
.slogan-text p { font-size: 14px; letter-spacing: 5px; margin-top: 6px; opacity: .8; text-transform: uppercase; }
.slogan-tel { display: flex; align-items: center; gap: 14px; }
.slogan-tel .slogan-tel-icon {
    width: 52px; height: 52px; border-radius: 50%; background: rgba(255, 255, 255, .15);
    border: 1px solid rgba(255, 255, 255, .35); display: flex; align-items: center; justify-content: center;
    font-size: 24px; animation: telPulse 2.2s infinite;
}
@keyframes telPulse {
    0% { box-shadow: 0 0 0 0 rgba(255, 255, 255, .35); }
    70% { box-shadow: 0 0 0 14px rgba(255, 255, 255, 0); }
    100% { box-shadow: 0 0 0 0 rgba(255, 255, 255, 0); }
}
.slogan-tel strong { font-size: 34px; font-weight: 700; letter-spacing: 2px; font-family: Arial, "Microsoft YaHei", sans-serif; }
.slogan-tel span { display: block; font-size: 12px; opacity: .8; letter-spacing: 2px; }

/* ---------- 首页轮播 ---------- */
.banner-swiper { position: relative; overflow: hidden; background: #e8eef6; }
.banner-track { display: flex; transition: transform .5s ease; }
.banner-slide { flex: 0 0 100%; }
.banner-slide a { display: block; }
.banner-img { width: 100%; height: 500px; object-fit: cover; display: block; }

.banner-dots { position: absolute; left: 0; right: 0; bottom: 18px; text-align: center; z-index: 10; }
.banner-dot {
    display: inline-block; width: 12px; height: 12px; margin: 0 5px; border-radius: 50%;
    background: rgba(255, 255, 255, .55); cursor: pointer; transition: all .25s;
}
.banner-dot.active { background: #fff; width: 30px; border-radius: 6px; }

.banner-arrow {
    position: absolute; top: 50%; transform: translateY(-50%); z-index: 10;
    width: 46px; height: 68px; background: rgba(0, 0, 0, .18); color: #fff;
    border: 0; cursor: pointer; font-size: 24px; line-height: 68px; text-align: center;
    transition: background .2s;
}
.banner-arrow:hover { background: rgba(13, 61, 124, .5); }
.banner-arrow.prev { left: 0; border-radius: 0 6px 6px 0; }
.banner-arrow.next { right: 0; border-radius: 6px 0 0 6px; }

/* ---------- 品牌介绍区（选润滑剂 · 就选康源） ---------- */
.brand-section { padding: 60px 0; overflow: hidden; }
.brand-grid { display: grid; grid-template-columns: 1.15fr 1fr; gap: 50px; align-items: center; }
.brand-title { font-size: 40px; color: var(--ky-blue-deep); letter-spacing: 3px; line-height: 1.25; }
.brand-title em { font-style: normal; color: var(--ky-blue); }
.brand-en { font-size: 13px; color: var(--ky-text-3); letter-spacing: 6px; text-transform: uppercase; margin: 10px 0 22px; }
.brand-title::after { content: ""; display: block; width: 64px; height: 4px; background: var(--ky-grad-teal); border-radius: 2px; margin-top: 18px; }
.brand-desc { font-size: 15px; color: var(--ky-text-2); line-height: 2; margin-bottom: 14px; text-align: justify; }
.brand-points { display: flex; flex-wrap: wrap; gap: 10px; margin: 20px 0 26px; }
.brand-points span {
    font-size: 13px; color: var(--ky-blue); background: var(--ky-blue-light);
    border: 1px solid #d5e5f8; border-radius: 20px; padding: 6px 18px;
}
.brand-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.brand-figure { position: relative; }
.brand-figure img {
    width: 100%; height: 380px; object-fit: cover; display: block;
    border-radius: var(--ky-radius); box-shadow: var(--ky-shadow);
}
.brand-figure::before {
    content: ""; position: absolute; left: -16px; top: 16px; width: 100%; height: 100%;
    border: 2px solid var(--ky-teal); border-radius: var(--ky-radius); opacity: .45; z-index: -1;
}
.brand-badge {
    position: absolute; right: -10px; bottom: -18px; background: var(--ky-grad-teal); color: #fff;
    border-radius: 12px; padding: 14px 22px; box-shadow: var(--ky-shadow); text-align: center;
}
.brand-badge strong { display: block; font-size: 26px; }
.brand-badge span { font-size: 12px; opacity: .9; }

/* ---------- 首页产品分类卡 ---------- */
.cat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.cat-card {
    display: block; background: #fff; border: 1px solid var(--ky-line); border-radius: var(--ky-radius);
    padding: 28px 20px; text-align: center; transition: all .25s; position: relative; overflow: hidden;
}
.cat-card::after {
    content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 3px;
    background: var(--ky-grad-teal); transform: scaleX(0); transition: transform .25s;
}
.cat-card:hover { border-color: var(--ky-blue); box-shadow: var(--ky-shadow); transform: translateY(-5px); }
.cat-card:hover::after { transform: scaleX(1); }
.cat-icon {
    width: 58px; height: 58px; margin: 0 auto 14px; border-radius: 14px; background: var(--ky-blue-light);
    display: flex; align-items: center; justify-content: center; font-size: 24px; color: var(--ky-blue);
    transition: all .25s;
}
.cat-card:hover .cat-icon { background: var(--ky-grad-teal); color: #fff; box-shadow: 0 6px 14px rgba(21, 101, 192, .3); }
.cat-card h3 { font-size: 17px; color: var(--ky-text); margin-bottom: 6px; }
.cat-card p { font-size: 12px; color: var(--ky-text-3); }
.cat-card .cat-enter { display: inline-block; margin-top: 12px; font-size: 12px; color: var(--ky-blue); }

/* 产品分类横条（首页产品区顶部 tab 样式） */
.prod-cat-tabs { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 26px; }
.prod-cat-tabs a {
    font-size: 14px; color: var(--ky-text-2); background: #fff; border: 1px solid var(--ky-line);
    border-radius: 22px; padding: 8px 24px; transition: all .2s;
}
.prod-cat-tabs a:hover, .prod-cat-tabs a.active { background: var(--ky-blue); border-color: var(--ky-blue); color: #fff; box-shadow: 0 6px 14px rgba(21, 101, 192, .25); }

/* ---------- 产品卡片 ---------- */
.prod-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.prod-card {
    display: block; background: #fff; border: 1px solid var(--ky-line); border-radius: var(--ky-radius);
    overflow: hidden; transition: all .25s; position: relative;
}
.prod-card:hover { border-color: var(--ky-blue); box-shadow: var(--ky-shadow); transform: translateY(-5px); }
.prod-img-box { position: relative; padding-top: 78%; overflow: hidden; background: #f5f8fc; }
.prod-img { position: absolute; left: 0; top: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .45s; }
.prod-card:hover .prod-img { transform: scale(1.06); }
.prod-info { padding: 14px 16px 16px; text-align: center; position: relative; }
.prod-info::before { content: ""; display: block; width: 26px; height: 3px; background: var(--ky-teal); border-radius: 2px; margin: 0 auto 10px; transition: width .25s; }
.prod-card:hover .prod-info::before { width: 44px; }
.prod-name { font-size: 15px; color: var(--ky-text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; display: block; }
.prod-model { font-size: 12px; color: var(--ky-text-3); margin-top: 4px; display: block; }

/* ---------- 公信力模块 ---------- */
.trust-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.trust-item {
    background: #fff; border-radius: var(--ky-radius); padding: 26px 18px; text-align: center;
    border: 1px solid var(--ky-line); transition: all .25s;
}
.trust-item:hover { transform: translateY(-4px); box-shadow: var(--ky-shadow-sm); border-color: #d5e5f8; }
.trust-num { font-size: 32px; font-weight: 700; color: var(--ky-blue); font-family: Arial, "Microsoft YaHei", sans-serif; }
.trust-num em { font-style: normal; font-size: 14px; margin-left: 2px; }
.trust-label { font-size: 13px; color: var(--ky-text-2); margin-top: 6px; }

/* ---------- 三大优势 ---------- */
.adv-section { position: relative; padding: 60px 0; background: var(--ky-bg); overflow: hidden; }
.adv-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.adv-card {
    background: #fff; border-radius: var(--ky-radius); padding: 36px 30px;
    border: 1px solid var(--ky-line); transition: all .3s; position: relative; overflow: hidden;
}
.adv-card::before {
    content: ""; position: absolute; right: -30px; top: -30px; width: 120px; height: 120px;
    background: var(--ky-blue-light); border-radius: 50%; transition: all .3s;
}
.adv-card:hover { transform: translateY(-6px); box-shadow: var(--ky-shadow); border-color: transparent; }
.adv-card:hover::before { transform: scale(1.4); }
.adv-icon {
    position: relative; width: 64px; height: 64px; border-radius: 16px;
    display: flex; align-items: center; justify-content: center; font-size: 30px; margin-bottom: 20px;
    color: #fff; background: var(--ky-grad-teal); box-shadow: 0 8px 18px rgba(21, 101, 192, .3);
}
.adv-icon.alt { background: linear-gradient(120deg, #0E9F9F, #12b5a0); }
.adv-icon.alt2 { background: linear-gradient(120deg, #1565C0, #3f8de0); }
.adv-num { position: absolute; right: 24px; top: 20px; font-size: 44px; font-weight: 700; color: #f0f4fa; font-family: Arial, sans-serif; line-height: 1; }
.adv-card h3 { position: relative; font-size: 19px; color: var(--ky-blue-deep); margin-bottom: 12px; }
.adv-card p { position: relative; font-size: 13px; color: var(--ky-text-2); line-height: 1.9; }

/* ---------- 全宽 CTA 横幅 ---------- */
.cta-banner {
    position: relative; background: var(--ky-grad); color: #fff; overflow: hidden;
}
.cta-banner::before {
    content: ""; position: absolute; left: -80px; top: -80px; width: 320px; height: 320px;
    border: 40px solid rgba(255, 255, 255, .05); border-radius: 50%;
}
.cta-banner::after {
    content: ""; position: absolute; right: -60px; bottom: -110px; width: 300px; height: 300px;
    border: 30px solid rgba(14, 159, 159, .18); border-radius: 50%;
}
.cta-inner { position: relative; z-index: 1; padding: 52px 15px; text-align: center; }
.cta-slogan { font-size: 32px; font-weight: 700; letter-spacing: 3px; }
.cta-slogan em { font-style: normal; color: #7ee8e8; }
.cta-sub { font-size: 14px; opacity: .85; margin-top: 12px; letter-spacing: 2px; }
.cta-points { display: flex; justify-content: center; gap: 40px; margin: 26px 0 30px; flex-wrap: wrap; }
.cta-points li { font-size: 15px; display: flex; align-items: center; gap: 8px; }
.cta-points li::before {
    content: "✓"; width: 22px; height: 22px; border-radius: 50%; background: rgba(255, 255, 255, .18);
    border: 1px solid rgba(255, 255, 255, .4); font-size: 12px;
    display: inline-flex; align-items: center; justify-content: center;
}
.cta-btn {
    display: inline-block; background: var(--ky-grad-hot); color: #fff; font-size: 16px; letter-spacing: 2px;
    padding: 14px 52px; border-radius: 28px; box-shadow: 0 10px 24px rgba(226, 58, 58, .35);
    transition: all .25s;
}
.cta-btn:hover { color: #fff; transform: translateY(-2px); box-shadow: 0 14px 30px rgba(226, 58, 58, .45); }

/* ---------- 视频展示区 ---------- */
.video-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.video-card {
    display: block; background: #fff; border: 1px solid var(--ky-line); border-radius: var(--ky-radius);
    overflow: hidden; transition: all .25s;
}
.video-card:hover { box-shadow: var(--ky-shadow); transform: translateY(-4px); }
.video-box { display: block; position: relative; padding-top: 56%; background: #0d2038; overflow: hidden; }
.video-box video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.video-title { padding: 14px 16px; font-size: 14px; color: var(--ky-text); text-align: center; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* 发展历程时间轴 */
.timeline { display: flex; overflow-x: auto; padding: 10px 0 26px; gap: 0; }
.timeline-item { flex: 0 0 220px; position: relative; padding: 24px 18px 0; }
.timeline-item::before { content: ""; position: absolute; left: 0; right: 0; top: 6px; height: 3px; background: #dfe7f1; }
.timeline-item::after {
    content: ""; position: absolute; left: 18px; top: 0; width: 13px; height: 13px; border-radius: 50%;
    background: #fff; border: 3px solid var(--ky-blue); box-shadow: 0 0 0 4px rgba(21, 101, 192, .15);
}
.timeline-year { font-size: 22px; font-weight: 700; color: var(--ky-blue); font-family: Arial, sans-serif; }
.timeline-title { font-size: 14px; color: var(--ky-text); margin: 6px 0 4px; }
.timeline-desc { font-size: 12px; color: var(--ky-text-3); }

/* 图集（资质/设备/客户 logo 墙） */
.gallery-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; }
.gallery-grid.grid-4 { grid-template-columns: repeat(4, 1fr); }
.gallery-item { background: #fff; border: 1px solid var(--ky-line); border-radius: 10px; overflow: hidden; transition: all .25s; }
.gallery-item:hover { box-shadow: var(--ky-shadow-sm); transform: translateY(-3px); }
.gallery-item img { width: 100%; height: 120px; object-fit: cover; display: block; }
.gallery-item.logo-item img { object-fit: contain; padding: 12px; height: 90px; background: #fff; }
.gallery-item p { font-size: 12px; color: var(--ky-text-2); text-align: center; padding: 8px 6px; }

/* ---------- 首页资讯 ---------- */
.home-news { display: grid; grid-template-columns: 400px 1fr; gap: 40px; }
.home-news-cover { border-radius: var(--ky-radius); overflow: hidden; position: relative; }
.home-news-cover img { width: 100%; height: 270px; object-fit: cover; display: block; transition: transform .4s; }
.home-news-cover:hover img { transform: scale(1.04); }
.news-item { display: flex; align-items: center; justify-content: space-between; padding: 14px 6px; border-bottom: 1px dashed #e2e8f1; transition: all .2s; }
.news-item:hover { background: #f8fbff; padding-left: 12px; }
.news-item-title { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.news-item-title::before {
    content: ""; display: inline-block; width: 6px; height: 6px; background: var(--ky-teal);
    border-radius: 50%; margin-right: 10px; vertical-align: 2px;
}
.news-item-date { font-size: 12px; color: var(--ky-text-3); margin-left: 20px; }

/* ---------- 面包屑 ---------- */
.breadcrumb { background: var(--ky-bg); border-bottom: 1px solid #e8edf4; }
.breadcrumb .container { display: flex; align-items: center; height: 48px; font-size: 13px; color: var(--ky-text-2); }
.breadcrumb a { color: var(--ky-text-2); margin: 0 6px; }
.breadcrumb a:hover { color: var(--ky-blue); }
.breadcrumb .cur { color: var(--ky-blue); }

/* ---------- 页面横幅 ---------- */
.page-banner { position: relative; height: 200px; overflow: hidden; background: var(--ky-grad); }
.page-banner img { width: 100%; height: 100%; object-fit: cover; opacity: .9; }
.page-banner .page-banner-title { position: absolute; left: 0; right: 0; top: 50%; transform: translateY(-50%); text-align: center; color: #fff; }
.page-banner .page-banner-title h1 { font-size: 32px; letter-spacing: 3px; text-shadow: 0 2px 10px rgba(13, 61, 124, .4); }
.page-banner .page-banner-title p { font-size: 12px; letter-spacing: 4px; opacity: .8; text-transform: uppercase; margin-top: 8px; }

/* ---------- 列表页 ---------- */
.list-layout { display: grid; grid-template-columns: 240px 1fr; gap: 28px; padding: 40px 0 60px; }

.side-box { background: #fff; border: 1px solid var(--ky-line); border-radius: var(--ky-radius); margin-bottom: 22px; overflow: hidden; }
.side-box-title { background: var(--ky-grad); color: #fff; font-size: 16px; padding: 13px 18px; letter-spacing: 1px; }
.side-box ul { padding: 8px 0; }
.side-box li a {
    display: block; padding: 12px 20px; font-size: 14px; color: #4a5a70;
    border-left: 3px solid transparent; transition: all .2s;
}
.side-box li a:hover, .side-box li a.active { color: var(--ky-blue); background: #f2f7fd; border-left-color: var(--ky-blue); }

.side-contact { padding: 18px; font-size: 13px; color: var(--ky-text-2); line-height: 2; }
.side-contact strong { color: var(--ky-red); font-size: 19px; }

.news-list-page .news-row {
    display: flex; gap: 22px; background: #fff; border: 1px solid var(--ky-line); border-radius: var(--ky-radius);
    padding: 18px; margin-bottom: 18px; transition: all .25s;
}
.news-list-page .news-row:hover { border-color: var(--ky-blue); box-shadow: var(--ky-shadow-sm); }
.news-list-page .news-row img { width: 210px; height: 132px; object-fit: cover; border-radius: 8px; flex-shrink: 0; }
.news-row-info h3 { font-size: 17px; color: var(--ky-text); margin-bottom: 8px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.news-row-info p { font-size: 13px; color: var(--ky-text-3); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-row-meta { font-size: 12px; color: var(--ky-text-3); margin-top: 10px; }

/* ---------- 分页 ---------- */
.pagination { display: flex; justify-content: center; align-items: center; gap: 8px; margin-top: 30px; }
.pagination a, .pagination span {
    display: inline-block; min-width: 36px; height: 36px; line-height: 36px; text-align: center;
    padding: 0 12px; background: #fff; border: 1px solid #dfe7f1; border-radius: 8px; font-size: 13px; color: #4a5a70; transition: all .2s;
}
.pagination a:hover { border-color: var(--ky-blue); color: var(--ky-blue); }
.pagination .active { background: var(--ky-blue); border-color: var(--ky-blue); color: #fff; }
.pagination li { display: inline-block; }
.pagination li.active a { background: var(--ky-blue); border-color: var(--ky-blue); color: #fff; }
.pagination li.disabled span { color: #b9c2ce; background: var(--ky-bg); }

/* ---------- 产品详情 ---------- */
.product-detail { padding: 36px 0 56px; }
.detail-top { display: grid; grid-template-columns: 460px 1fr; gap: 40px; margin-bottom: 40px; }

.detail-gallery { position: relative; }
.detail-gallery-main { border: 1px solid var(--ky-line); border-radius: var(--ky-radius); overflow: hidden; background: #f5f8fc; }
.detail-gallery-main img { width: 100%; height: 380px; object-fit: contain; display: block; }
.detail-gallery-main video { width: 100%; height: 380px; background: #000; display: block; }
.detail-thumbs { display: flex; gap: 10px; margin-top: 12px; overflow-x: auto; }
.detail-thumb { flex: 0 0 76px; height: 76px; border: 2px solid transparent; border-radius: 8px; overflow: hidden; cursor: pointer; background: #f5f8fc; transition: border-color .2s; }
.detail-thumb img { width: 100%; height: 100%; object-fit: cover; }
.detail-thumb.active { border-color: var(--ky-blue); }

.detail-info h1 { font-size: 25px; color: var(--ky-blue-deep); line-height: 1.4; margin-bottom: 10px; }
.detail-sub { font-size: 14px; color: var(--ky-text-3); margin-bottom: 16px; }
.detail-model { font-size: 13px; color: var(--ky-blue); background: var(--ky-blue-light); border-radius: 8px; padding: 9px 16px; display: inline-block; margin-bottom: 16px; }
.detail-summary { font-size: 14px; color: var(--ky-text-2); border-top: 1px dashed #e2e8f1; padding-top: 14px; }
.detail-actions { margin-top: 24px; display: flex; gap: 14px; }
.btn-hotline {
    display: inline-block; background: var(--ky-grad-hot); color: #fff;
    padding: 13px 32px; border-radius: 26px; font-size: 15px; box-shadow: 0 8px 18px rgba(226, 58, 58, .3);
    transition: all .25s;
}
.btn-hotline:hover { color: #fff; transform: translateY(-2px); box-shadow: 0 12px 24px rgba(226, 58, 58, .4); }
.btn-outline {
    display: inline-block; border: 1px solid var(--ky-blue); color: var(--ky-blue);
    padding: 12px 30px; border-radius: 26px; font-size: 15px; transition: all .25s;
}
.btn-outline:hover { background: var(--ky-blue); color: #fff; }

/* 详情模块 tab */
.detail-tabs { display: flex; border-bottom: 2px solid var(--ky-line); margin-bottom: 26px; flex-wrap: wrap; }
.detail-tab {
    padding: 13px 28px; font-size: 15px; color: #4a5a70; cursor: pointer;
    border-bottom: 2px solid transparent; margin-bottom: -2px; background: none; border-top: 0; border-left: 0; border-right: 0;
    transition: color .2s;
}
.detail-tab.active { color: var(--ky-blue); border-bottom-color: var(--ky-blue); font-weight: 600; }
.detail-pane { display: none; }
.detail-pane.active { display: block; }

/* 参数表 */
.params-table { width: 100%; border-collapse: collapse; }
.params-table th, .params-table td { border: 1px solid #e2e8f1; padding: 11px 16px; font-size: 14px; text-align: left; }
.params-table th { background: var(--ky-bg); color: var(--ky-blue-deep); width: 220px; font-weight: 600; }

/* 对比表 */
.compare-table { width: 100%; border-collapse: collapse; }
.compare-table th, .compare-table td { border: 1px solid #e2e8f1; padding: 11px 16px; font-size: 14px; text-align: center; }
.compare-table th { background: var(--ky-grad); color: #fff; font-weight: 600; }
.compare-table td:first-child { background: var(--ky-bg); color: var(--ky-blue-deep); font-weight: 600; }

/* 痛点方案 */
.pain-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.pain-item { border: 1px solid var(--ky-line); border-radius: var(--ky-radius); padding: 22px; background: #fff; transition: all .25s; }
.pain-item:hover { box-shadow: var(--ky-shadow-sm); }
.pain-q { font-size: 15px; color: var(--ky-blue-deep); font-weight: 600; margin-bottom: 8px; }
.pain-q::before {
    content: "问"; display: inline-block; background: var(--ky-blue); color: #fff; font-size: 12px;
    width: 20px; height: 20px; line-height: 20px; text-align: center; border-radius: 5px; margin-right: 8px; vertical-align: 2px;
}
.pain-a { font-size: 13px; color: var(--ky-text-2); }
.pain-a::before {
    content: "答"; display: inline-block; background: var(--ky-teal); color: #fff; font-size: 12px;
    width: 20px; height: 20px; line-height: 20px; text-align: center; border-radius: 5px; margin-right: 8px; vertical-align: 2px;
}

/* 富文本容器 */
.rich-content { font-size: 15px; color: #444; line-height: 1.95; }
.rich-content img { max-width: 100%; height: auto; border-radius: 8px; }
.rich-content p { margin-bottom: 12px; }
.rich-content h2, .rich-content h3 { margin: 18px 0 10px; color: var(--ky-blue-deep); }
.rich-content table { border-collapse: collapse; width: 100%; }
.rich-content table td, .rich-content table th { border: 1px solid #e2e8f1; padding: 8px 12px; }

/* ---------- 文章详情 ---------- */
.article-detail { padding: 36px 0 56px; }
.article-head { text-align: center; padding-bottom: 22px; border-bottom: 1px solid var(--ky-line); margin-bottom: 24px; }
.article-head h1 { font-size: 25px; color: var(--ky-blue-deep); line-height: 1.5; }
.article-meta { font-size: 12px; color: var(--ky-text-3); margin-top: 12px; }
.article-meta span { margin: 0 12px; }
.article-summary {
    background: var(--ky-bg); border-left: 4px solid var(--ky-teal); padding: 15px 20px;
    font-size: 13px; color: var(--ky-text-2); border-radius: 0 10px 10px 0; margin-bottom: 24px;
}

/* ---------- 一键分享 ---------- */
.share-bar { display: flex; align-items: center; gap: 10px; padding: 18px 0; border-top: 1px solid var(--ky-line); margin-top: 30px; flex-wrap: wrap; }
.share-bar .share-label { font-size: 13px; color: var(--ky-text-2); }
.share-item {
    display: inline-flex; align-items: center; gap: 6px; font-size: 12px; color: #fff;
    padding: 6px 14px; border-radius: 16px; cursor: pointer; border: 0; transition: opacity .2s;
}
.share-item:hover { opacity: .85; }
.share-item.weibo { background: #e6162d; }
.share-item.qzone { background: #ffbe00; color: #5a3a00; }
.share-item.qq { background: #56b8ff; }
.share-item.wechat { background: #3ec13e; position: relative; }
.share-item.copy { background: #7c8ba0; }
.share-qr {
    position: absolute; bottom: 36px; left: 50%; transform: translateX(-50%); background: #fff;
    padding: 8px; border-radius: 8px; box-shadow: 0 8px 22px rgba(0, 0, 0, .16); display: none; z-index: 50;
}
.share-item.wechat:hover .share-qr { display: block; }
.share-qr canvas, .share-qr img { display: block; }

/* ---------- 上下篇 ---------- */
.article-nav { display: flex; justify-content: space-between; gap: 20px; margin-top: 26px; }
.article-nav a {
    flex: 1; background: var(--ky-bg); border-radius: 10px; padding: 13px 16px; font-size: 13px;
    color: #4a5a70; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; transition: all .2s;
}
.article-nav a:hover { background: #eef4fc; color: var(--ky-blue); }
.article-nav a.next { text-align: right; }

/* ---------- 推荐产品（详情页） ---------- */
.relate-products { margin-top: 46px; }

/* ---------- PC footer ---------- */
.site-footer { background: linear-gradient(180deg, #142a4e 0%, #10203c 100%); color: #b6c3d8; margin-top: 0; }
.footer-top {
    display: grid; grid-template-columns: 1.2fr 1fr 1fr 1fr; gap: 40px;
    padding: 46px 15px 36px; border-bottom: 1px solid rgba(255, 255, 255, .08);
}
.footer-col h3 { color: #fff; font-size: 16px; margin-bottom: 18px; position: relative; padding-bottom: 12px; }
.footer-col h3::after { content: ""; position: absolute; left: 0; bottom: 0; width: 28px; height: 3px; background: var(--ky-teal); border-radius: 2px; }
.footer-col h3.mt8 { margin-top: 26px; }
.footer-about { font-size: 13px; line-height: 2; }
.footer-product-nav { display: flex; flex-wrap: wrap; gap: 0; }
.footer-product-nav a { font-size: 13px; color: #b6c3d8; padding: 4px 14px 4px 0; margin: 0 12px 8px 0; }
.footer-product-nav a:hover { color: #fff; }
.footer-link-list { display: flex; flex-wrap: wrap; }
.footer-link-list a { font-size: 13px; color: #b6c3d8; margin-right: 18px; }
.footer-link-list a:hover { color: #fff; }
.footer-contact p { font-size: 13px; margin-bottom: 6px; }
.footer-contact strong { color: var(--ky-red); font-size: 18px; font-family: Arial, sans-serif; }
.footer-copyright { padding: 18px 0 24px; text-align: center; font-size: 12px; color: #8d9cb5; }
.footer-copyright a { color: #8d9cb5; }
.footer-copyright a:hover { color: #fff; }
.footer-ad { margin-top: 4px; line-height: 1.8; }

/* ---------- 悬浮工具栏 ---------- */
.float-bar {
    position: fixed; right: 16px; bottom: 90px; z-index: 120;
    display: flex; flex-direction: column; gap: 8px;
}
.float-item {
    width: 52px; height: 52px; border-radius: 12px; background: #fff;
    box-shadow: 0 6px 18px rgba(13, 61, 124, .16); border: 1px solid #eef2f8;
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    font-size: 11px; color: var(--ky-text-2); cursor: pointer; transition: all .25s;
}
.float-item .float-ico { font-size: 20px; line-height: 1.2; }
.float-item:hover { background: var(--ky-blue); color: #fff; border-color: var(--ky-blue); transform: translateY(-2px); }
.float-item.float-tel { background: var(--ky-grad-hot); color: #fff; border-color: transparent; }
.float-item.float-tel:hover { background: var(--ky-grad-hot); filter: brightness(1.06); }
.float-item .float-pop {
    position: absolute; right: 62px; top: 50%; transform: translateY(-50%);
    background: #fff; border-radius: 10px; box-shadow: var(--ky-shadow); padding: 10px 16px;
    white-space: nowrap; font-size: 14px; color: var(--ky-red); font-weight: 700;
    opacity: 0; visibility: hidden; transition: all .2s;
}
.float-item:hover .float-pop { opacity: 1; visibility: visible; }
.float-item.back-top { display: none; }
.float-item.back-top.show { display: flex; }

.mt8 { margin-top: 8px; }

/* ---------- 补充组件 ---------- */
.empty-tip { text-align: center; color: var(--ky-text-3); font-size: 14px; padding: 60px 0; }

.section-head.mt8 { margin-top: 40px; }

/* 招商政策入口条 */
.policy-entry {
    display: flex; align-items: center; gap: 24px;
    background: var(--ky-grad);
    border-radius: var(--ky-radius); padding: 32px 42px; color: #fff; transition: all .25s;
    box-shadow: var(--ky-shadow);
}
.policy-entry strong { font-size: 22px; letter-spacing: 1px; }
.policy-entry span { flex: 1; font-size: 13px; opacity: .85; }
.policy-entry em { font-style: normal; font-size: 14px; background: rgba(255, 255, 255, .18); border-radius: 18px; padding: 9px 24px; }
.policy-entry:hover { opacity: .94; color: #fff; transform: translateY(-2px); }

/* 侧栏子分类缩进 */
.side-box li a.sub { padding-left: 38px; font-size: 13px; color: #6c7a8e; }

/* 产品详情无图占位 */
.detail-noimg { display: flex; align-items: center; justify-content: center; height: 380px; font-size: 16px; color: var(--ky-text-3); }

/* 单页正文容器 */
.single-page { padding: 36px 0 60px; }

/* ---------- PC 响应式 ---------- */
@media (max-width: 1200px) {
    .container { width: 100%; }
    .detail-top { grid-template-columns: 400px 1fr; }
    .float-bar { right: 8px; }
}

@media (max-width: 992px) {
    .cat-grid, .prod-grid, .trust-grid { grid-template-columns: repeat(2, 1fr); }
    .gallery-grid { grid-template-columns: repeat(4, 1fr); }
    .gallery-grid.grid-4 { grid-template-columns: repeat(3, 1fr); }
    .home-news { grid-template-columns: 1fr; }
    .list-layout { grid-template-columns: 1fr; }
    .detail-top { grid-template-columns: 1fr; }
    .pain-list { grid-template-columns: 1fr; }
    .topbar-contact span { margin-left: 10px; }
    .footer-top { grid-template-columns: 1fr 1fr; gap: 26px; }
    .nav-item > a { font-size: 14px; letter-spacing: 0; }
    .adv-grid { grid-template-columns: repeat(2, 1fr); }
    .video-grid { grid-template-columns: repeat(2, 1fr); }
    .brand-grid { grid-template-columns: 1fr; gap: 30px; }
    .brand-figure img { height: 280px; }
    .slogan-inner { justify-content: center; text-align: center; flex-direction: column; gap: 16px; }
    .slogan-text h2 { font-size: 21px; }
    .slogan-tel strong { font-size: 26px; }
}

@media (max-width: 768px) {
    .header-inner { height: 72px; }
    .site-logo, .site-logo-text { height: 44px; width: 44px; line-height: 44px; font-size: 14px; }
    .site-name strong { font-size: 16px; }
    .site-name em { letter-spacing: 2px; }
    .hotline-num { font-size: 18px; }
    .banner-img { height: 260px; }
    .cat-grid, .prod-grid, .trust-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .gallery-grid, .gallery-grid.grid-4 { grid-template-columns: repeat(2, 1fr); }
    .section { padding: 30px 0; }
    .section-title h2 { font-size: 20px; }
    .news-list-page .news-row { flex-direction: column; }
    .news-list-page .news-row img { width: 100%; height: 170px; }
    .topbar { display: none; }
    .brand-section { padding: 34px 0; }
    .brand-title { font-size: 26px; }
    .brand-title::after { margin-top: 12px; }
    .brand-figure img { height: 210px; }
    .brand-figure::before { display: none; }
    .adv-grid { grid-template-columns: 1fr; }
    .video-grid { grid-template-columns: 1fr; }
    .cta-slogan { font-size: 21px; }
    .cta-points { gap: 12px; flex-direction: column; align-items: center; }
    .cta-btn { padding: 12px 40px; font-size: 15px; }
    .footer-top { grid-template-columns: 1fr; }
    .float-bar { bottom: 70px; }
    .slogan-tel strong { font-size: 22px; }
    .slogan-text h2 { font-size: 18px; }
    .slogan-text p { letter-spacing: 3px; }
}

/* ============================================================
   移动端布局（site-mobile）
   ============================================================ */
.site-mobile { background: var(--ky-bg); padding-bottom: 0; }
.site-mobile .m-main { min-height: 60vh; }

.m-header {
    position: sticky; top: 0; z-index: 200; height: 48px;
    background: var(--ky-grad);
    display: flex; align-items: center; justify-content: space-between; padding: 0 12px;
}
.m-menu-btn { width: 40px; height: 48px; background: none; border: 0; cursor: pointer; display: flex; flex-direction: column; justify-content: center; gap: 5px; align-items: center; }
.m-menu-btn span { display: block; width: 22px; height: 2px; background: #fff; border-radius: 2px; }
.m-brand { display: flex; align-items: center; }
.m-logo { height: 30px; width: auto; }
.m-logo-text { color: #fff; font-size: 18px; font-weight: 700; letter-spacing: 2px; }
.m-tel { color: #fff; font-size: 13px; border: 1px solid rgba(255, 255, 255, .6); border-radius: 14px; padding: 3px 12px; }
.m-tel::before { content: "☎"; margin-right: 4px; }

.m-drawer-mask { position: fixed; inset: 0; background: rgba(0, 0, 0, .5); z-index: 300; opacity: 0; visibility: hidden; transition: all .25s; }
.m-drawer-mask.show { opacity: 1; visibility: visible; }
.m-drawer {
    position: fixed; left: 0; top: 0; bottom: 0; width: 74%; max-width: 320px;
    background: #fff; z-index: 301; transform: translateX(-100%); transition: transform .25s;
    overflow-y: auto; display: flex; flex-direction: column;
}
.m-drawer.open { transform: translateX(0); }
.m-drawer-title { background: var(--ky-grad); color: #fff; font-size: 15px; padding: 14px 18px; }
.m-nav-list { flex: 1; }
.m-nav-list a { display: block; padding: 13px 18px; font-size: 15px; color: #333; border-bottom: 1px solid #f0f3f7; }
.m-nav-list a:active, .m-nav-list a:hover { background: #f2f7fd; color: var(--ky-blue); }
.m-drawer-hotline { padding: 18px; border-top: 1px solid #f0f3f7; }
.m-drawer-hotline span { display: block; font-size: 12px; color: var(--ky-text-3); }
.m-drawer-hotline a { display: block; font-size: 20px; color: var(--ky-red); font-weight: 700; margin-top: 4px; }

/* 移动端模块 */
.m-section { background: #fff; margin-bottom: 12px; padding: 18px 14px; }
.m-section-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; }
.m-section-head h2 { font-size: 17px; color: var(--ky-blue-deep); padding-left: 10px; border-left: 4px solid var(--ky-blue); }
.m-section-head h1 { font-size: 17px; color: var(--ky-blue-deep); padding-left: 10px; border-left: 4px solid var(--ky-blue); }
.m-section-head .section-more { font-size: 12px; color: var(--ky-text-3); }

.m-banner img { width: 100%; height: 170px; object-fit: cover; display: block; }
.site-mobile .banner-swiper { background: #dde5ef; }
.site-mobile .banner-img { height: 170px; }
.site-mobile .banner-arrow { width: 30px; height: 44px; line-height: 44px; font-size: 16px; }
.site-mobile .banner-dot { width: 8px; height: 8px; margin: 0 4px; }
.site-mobile .banner-dot.active { width: 18px; }

/* 移动端口号横幅 */
.m-slogan { background: var(--ky-grad); color: #fff; text-align: center; padding: 18px 14px; }
.m-slogan h2 { font-size: 17px; letter-spacing: 1px; }
.m-slogan p { font-size: 11px; letter-spacing: 3px; opacity: .8; margin-top: 5px; }
.m-slogan .m-slogan-tel { display: flex; align-items: center; justify-content: center; gap: 10px; margin-top: 10px; }
.m-slogan .m-slogan-tel strong { font-size: 24px; font-family: Arial, sans-serif; letter-spacing: 1px; }
.m-slogan .m-slogan-tel span { font-size: 11px; opacity: .85; display: block; text-align: left; }
.m-slogan .slogan-tel-icon {
    width: 40px; height: 40px; border-radius: 50%; background: rgba(255, 255, 255, .15);
    border: 1px solid rgba(255, 255, 255, .35); display: flex; align-items: center; justify-content: center;
    font-size: 18px; flex-shrink: 0;
}

/* 移动端品牌区 */
.m-brand-sec { background: #fff; padding: 20px 14px; margin-bottom: 12px; }
.m-brand-sec .brand-title { font-size: 23px; }
.m-brand-sec .brand-en { margin-bottom: 12px; }
.m-brand-sec .brand-desc { font-size: 13px; line-height: 1.9; }
.m-brand-sec .brand-figure { margin-top: 16px; }
.m-brand-sec .brand-figure img { height: 190px; }
.m-brand-sec .brand-figure::before { display: none; }

/* 移动端信任数据 */
.m-trust { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.m-trust .trust-item { padding: 14px 10px; }
.m-trust .trust-num { font-size: 20px; }

/* 移动端视频展示 */
.m-video-card { display: block; border-radius: var(--ky-radius); overflow: hidden; background: #0d2038; }
.m-video-card video { display: block; width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }

.m-cat-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.m-cat-grid .cat-card { padding: 16px 10px; }
.m-cat-grid .cat-icon { width: 42px; height: 42px; font-size: 18px; margin-bottom: 8px; }
.m-cat-grid .cat-card h3 { font-size: 14px; }

.m-prod-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.m-prod-grid .prod-card { border-radius: 8px; }
.m-prod-grid .prod-info { padding: 10px 8px 12px; }
.m-prod-grid .prod-name { font-size: 13px; }
.m-prod-grid .prod-model { font-size: 11px; }

/* 移动端三大优势 */
.m-adv-grid { display: grid; grid-template-columns: 1fr; gap: 10px; }
.m-adv-grid .adv-card { padding: 18px 16px; }
.m-adv-grid .adv-icon { width: 48px; height: 48px; font-size: 22px; border-radius: 12px; margin-bottom: 12px; }
.m-adv-grid .adv-num { font-size: 34px; right: 16px; top: 14px; }
.m-adv-grid .adv-card h3 { font-size: 16px; }
.m-adv-grid .adv-card p { font-size: 12px; }

/* 移动端 CTA */
.m-cta .cta-inner { padding: 28px 14px; }
.m-cta .cta-slogan { font-size: 19px; }
.m-cta .cta-points { gap: 10px; margin: 18px 0 20px; flex-direction: column; align-items: center; }
.m-cta .cta-points li { font-size: 13px; }
.m-cta .cta-btn { padding: 11px 38px; font-size: 14px; }

.m-timeline { overflow-x: auto; padding-bottom: 8px; }
.m-timeline .timeline-item { flex: 0 0 170px; padding: 20px 10px 0; }
.m-timeline .timeline-year { font-size: 17px; }
.m-timeline .timeline-title { font-size: 13px; }

.m-gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.m-gallery-grid .gallery-item img { height: 76px; }
.m-gallery-grid .gallery-item.logo-item img { height: 56px; }
.m-gallery-grid .gallery-item p { font-size: 11px; padding: 5px 4px; }

.m-news-list .news-item { padding: 11px 2px; }

/* 移动端列表页 */
.m-list-page .news-row { display: flex; gap: 12px; background: #fff; border-radius: 8px; padding: 12px; margin-bottom: 10px; }
.m-list-page .news-row img { width: 110px; height: 78px; object-fit: cover; border-radius: 6px; flex-shrink: 0; }
.m-list-page .news-row-info h3 { font-size: 14px; line-height: 1.45; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.m-list-page .news-row-info p { display: none; }
.m-list-page .news-row-meta { font-size: 11px; margin-top: 6px; }

.m-filter-tabs { display: flex; overflow-x: auto; background: #fff; padding: 10px 12px; gap: 8px; margin-bottom: 10px; }
.m-filter-tabs a { flex-shrink: 0; font-size: 13px; color: #4a5a70; background: #f2f5f9; border-radius: 16px; padding: 6px 16px; }
.m-filter-tabs a.active { background: var(--ky-blue); color: #fff; }

.site-mobile .pagination a, .site-mobile .pagination span { min-width: 32px; height: 32px; line-height: 32px; padding: 0 10px; font-size: 12px; }

/* 移动端详情页 */
.m-detail { background: #fff; padding: 16px 14px 24px; }
.m-detail h1 { font-size: 18px; color: var(--ky-blue-deep); line-height: 1.5; }
.m-detail .detail-sub { font-size: 12px; }
.m-detail .detail-summary { font-size: 13px; }
.m-detail .detail-actions { margin-top: 16px; }
.m-detail .btn-hotline, .m-detail .btn-outline { padding: 10px 22px; font-size: 14px; }
.site-mobile .detail-tabs { overflow-x: auto; flex-wrap: nowrap; }
.site-mobile .detail-tab { flex-shrink: 0; padding: 11px 16px; font-size: 14px; }
.site-mobile .params-table th { width: 100px; }
.site-mobile .params-table th, .site-mobile .params-table td { padding: 8px 10px; font-size: 13px; }
.site-mobile .compare-table th, .site-mobile .compare-table td { padding: 8px 8px; font-size: 12px; }
.site-mobile .pain-list { grid-template-columns: 1fr; gap: 12px; }
.site-mobile .pain-item { padding: 14px; }
.site-mobile .rich-content { font-size: 14px; }

/* 移动端产品详情布局适配 */
.site-mobile .detail-top { display: block; }
.site-mobile .detail-gallery-main img { height: 260px; }
.site-mobile .detail-gallery-main .detail-noimg { height: 200px; }
.site-mobile .detail-gallery-main video { height: 220px; }
.site-mobile .detail-info { margin-top: 16px; }
.site-mobile .detail-info h1 { font-size: 18px; }
.site-mobile .detail-thumb { flex: 0 0 60px; height: 60px; }
.site-mobile .page-banner { height: 110px; }
.site-mobile .page-banner .page-banner-title h1 { font-size: 20px; }
.site-mobile .page-banner .page-banner-title p { font-size: 10px; }
.site-mobile .breadcrumb .container { height: 38px; font-size: 12px; }
.site-mobile .single-page { padding: 0; }

.m-article-head h1 { font-size: 18px; }
.m-article-meta { font-size: 11px; }

.site-mobile .share-bar { gap: 8px; }
.site-mobile .share-item { padding: 5px 10px; font-size: 11px; }

/* 移动端底部电话条 + footer */
.m-callbar {
    position: sticky; bottom: 0; z-index: 180; display: flex;
    background: #fff; box-shadow: 0 -4px 14px rgba(13, 61, 124, .1);
}
.m-callbar a {
    flex: 1; display: flex; align-items: center; justify-content: center; gap: 6px;
    padding: 11px 0; font-size: 14px; font-weight: 600;
}
.m-callbar a + a { border-left: 1px solid var(--ky-line); }
.m-callbar .cb-tel { color: var(--ky-red); }
.m-callbar .cb-contact { color: var(--ky-blue); background: var(--ky-blue); color: #fff; }

.m-footer { background: #16294a; color: #b6c3d8; padding: 20px 14px 26px; }
.m-footer-nav { display: flex; flex-wrap: wrap; gap: 4px 0; padding-bottom: 14px; border-bottom: 1px solid rgba(255, 255, 255, .08); }
.m-footer-nav a { font-size: 12px; color: #b6c3d8; margin-right: 14px; }
.m-footer-nav a:hover { color: #fff; }
.m-footer-contact { font-size: 12px; padding: 12px 0; line-height: 1.9; }
.m-footer-copyright { font-size: 11px; color: #8d9cb5; text-align: center; line-height: 1.8; }

/* 移动端错误页 */
.m-error { text-align: center; padding: 60px 20px; background: #fff; }
.m-error h1 { font-size: 60px; color: var(--ky-blue); }
.m-error p { color: var(--ky-text-3); margin: 10px 0 20px; }

/* PC 错误页 */
.pc-error { text-align: center; padding: 90px 20px; }
.pc-error h1 { font-size: 80px; color: var(--ky-blue); }
.pc-error p { color: var(--ky-text-3); margin: 12px 0 24px; font-size: 15px; }