/* ============================================================
   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      #1565C0 辅色（已并入主蓝，保持全站单色蓝系）
   --ky-red       #e23a3a 热线红
   ============================================================ */
:root {
    --ky-blue: #1565C0;
    --ky-blue-deep: #0D3D7C;
    --ky-blue-light: #eef4fc;
    --ky-teal: #1565C0;
    --ky-red: #e23a3a;
    --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%, #1f7fdd 100%);
    --ky-grad-teal: linear-gradient(120deg, #1565C0, #1f7fdd);
    --ky-grad-hot: linear-gradient(90deg, var(--ky-blue), #1f7fdd);
}

/* ---------- 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; }

/* 响应式内容区：随视口分段加宽（>1460px→1480px，>1800px→1680px，超大屏内容更开阔，对标牛得道阶梯式布局） */
.container { width: 1280px; max-width: 100%; margin: 0 auto; padding: 0 15px; }
@media (min-width: 1461px) { .container { width: 1480px; } }
@media (min-width: 1801px) { .container { width: 1680px; } }

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

/* ---------- PC 一体式主导航（品牌 + 菜单 + 搜索 + 热线，白字适配蓝底/透明底） ---------- */
.main-nav { background: var(--ky-grad); box-shadow: 0 4px 14px rgba(13, 61, 124, .22); position: sticky; top: 0; z-index: 90; }
.main-nav-inner { display: flex; align-items: center; gap: 16px; padding-top: 12px; padding-bottom: 12px; }

.site-brand { display: flex; align-items: center; gap: 12px; flex: 0 0 auto; }
.main-nav .site-brand:hover { color: #fff; }
.site-logo { height: 54px; width: auto; border-radius: 6px; }
.site-logo-text {
    display: inline-flex; align-items: center; justify-content: center;
    width: 54px; height: 54px; text-align: center;
    background: rgba(255, 255, 255, .18); color: #fff;
    font-size: 17px; font-weight: 700; border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, .4);
}
.site-name strong { display: block; font-size: 20px; color: #fff; letter-spacing: 1px; white-space: nowrap; }
.site-name em { display: block; font-style: normal; font-size: 11px; color: rgba(255, 255, 255, .72); letter-spacing: 4px; margin-top: 2px; white-space: nowrap; }

.nav-list { display: flex; flex: 1; min-width: 0; }
.nav-item { position: relative; flex: 1; text-align: center; }
.nav-item > a {
    display: flex; align-items: center; justify-content: center; height: 100%;
    color: rgba(255, 255, 255, .88); font-size: 16px; padding: 10px 0; letter-spacing: 2px;
    font-family: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", sans-serif; font-weight: 600;
    position: relative; transition: color .25s, background .25s;
}
.nav-item > a::after {
    content: ""; position: absolute; left: 50%; bottom: 6px; width: 0; height: 3px;
    background: #fff; border-radius: 2px; transform: translateX(-50%); transition: width .25s;
}
.nav-item:hover > a { color: #fff; }
.nav-item:hover > a::after { width: 32px; }
.nav-item.active > a { color: #fff; font-weight: 700; }
.nav-item.active > a::after { width: 32px; box-shadow: 0 0 8px rgba(255, 255, 255, .65); }

/* 热线区：一个图标 + 双行（标签+号码），紧凑排列 */
.header-hotline-group { display: flex; align-items: center; gap: 10px; flex: 0 0 auto; }
.hotline-icon {
    width: 40px; height: 40px; border-radius: 50%;
    background: rgba(255, 255, 255, .16); color: #fff;
    display: flex; align-items: center; justify-content: center; font-size: 19px;
}
.hotline-lines { display: flex; flex-direction: column; gap: 3px; }
.main-nav .hotline-line { display: flex; align-items: baseline; gap: 7px; color: #fff; line-height: 1.15; }
.main-nav .hotline-line:hover { color: #fff; }
.hotline-line em { font-style: normal; font-size: 12px; color: rgba(255, 255, 255, .72); }
.hotline-line strong { font-size: 15px; font-weight: 700; font-family: Arial, "Microsoft YaHei", sans-serif; letter-spacing: .3px; white-space: nowrap; }

/* 导航底部亮线（增强层次） */
.main-nav::after {
    content: ""; display: block; height: 2px;
    background: linear-gradient(90deg, rgba(255,255,255,0), rgba(255,255,255,.35), rgba(255,255,255,0));
}

/* 首页：导航初始透明叠于轮播之上，滚动后渐显背景（--nav-bg-opacity 由 JS 随滚动写入） */
.page-home .main-nav { background: transparent; box-shadow: none; }
/* 首帧即上移轮播叠于导航之下（避免 JS 延迟执行产生跳动），JS 随后按实测高度校正 */
.page-home .banner-swiper { margin-top: -80px; }
.page-home .main-nav::before {
    content: ""; position: absolute; left: 0; right: 0; top: 0; bottom: 2px;
    background: var(--ky-grad); box-shadow: 0 4px 14px rgba(13, 61, 124, .22);
    opacity: var(--nav-bg-opacity, 0); pointer-events: none;
}
.page-home .main-nav::after { opacity: var(--nav-bg-opacity, 0); }
.page-home .main-nav .main-nav-inner { position: relative; z-index: 1; }

.nav-dropdown {
    display: none; position: absolute; left: 50%; top: 100%; transform: translateX(-50%);
    width: 120px;
    background: #fff; box-shadow: var(--ky-shadow); z-index: 100;
    border-top: 3px solid var(--ky-blue); border-radius: 0 0 10px 10px; overflow: hidden;
    animation: navDrop .18s ease;
}
@keyframes navDrop { from { opacity: 0; } to { opacity: 1; } }
.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-blue); opacity: 0; transition: opacity .2s;
}
.nav-drop-link:last-child { border-bottom: 0; }
.nav-drop-link:hover { background: #eef4fc; 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;
}

/* ---------- 首页轮播 ---------- */
.banner-track { display: flex; transition: transform .5s ease; }
.banner-slide { flex: 0 0 100%; }

/* ---------- 三屏轮播（左文右图，底色由后台逐条配置：背景图/背景色，未配置时浅灰蓝兜底） ---------- */
.banner-swiper { position: relative; overflow: hidden; background: #f5f8fb; }
.bslide { display: block; height: 700px; position: relative; overflow: hidden; }
.bslide-inner {
    max-width: 1280px; margin: 0 auto; height: 100%;
    display: flex; align-items: center; justify-content: space-between; gap: 40px;
    padding: 0 40px; position: relative; z-index: 1;
}
@media (min-width: 1461px) { .bslide-inner { max-width: 1480px; } }
@media (min-width: 1801px) { .bslide-inner { max-width: 1680px; } }
.bslide-text { max-width: 580px; }
.bslide-tag {
    display: inline-block; padding: 6px 20px; margin-bottom: 24px;
    border: 1px solid rgba(255, 255, 255, .38); border-radius: 50px;
    color: #fff; font-size: 14px; letter-spacing: 4px;
}
.bslide-title { font-size: 46px; color: #fff; font-weight: 700; line-height: 1.4; letter-spacing: 1px; }
.bslide-title em { font-style: normal; color: #a5d3ff; }
.bslide-sub { margin-top: 18px; font-size: 16px; color: rgba(255, 255, 255, .82); line-height: 1.8; letter-spacing: 1px; }
.bslide-cta {
    display: inline-block; margin-top: 32px; padding: 12px 36px;
    background: #fff; color: var(--ky-blue-deep); border-radius: 50px;
    font-size: 16px; font-weight: 700; letter-spacing: 2px;
    box-shadow: 0 10px 26px rgba(0, 0, 0, .3); transition: transform .25s, box-shadow .25s;
}
.bslide:hover .bslide-cta { transform: translateY(-3px); box-shadow: 0 16px 34px rgba(0, 0, 0, .38); }
.bslide-visual { flex: 1; height: 100%; position: relative; }

/* 第一屏：产品白卡错落摆放（与医院白卡风格统一） */
.bslide-prod-card {
    position: absolute; background: #fff; border-radius: 14px; padding: 16px;
    box-shadow: 0 18px 44px rgba(2, 10, 24, .5); overflow: hidden;
    transition: transform .35s;
}
.bslide-prod-card img { display: block; width: 100%; border-radius: 6px; }
.bslide-prod-card:first-child { width: 380px; right: 0; bottom: 44px; }
.bslide-prod-card:last-child { width: 300px; right: 46%; top: 44px; }
.bslide:hover .bslide-prod-card:first-child { transform: translateY(-8px); }
.bslide:hover .bslide-prod-card:last-child { transform: translateY(6px); }

/* 第二屏：合作医院 logo 宫格 */
.bslide-visual--hospitals {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px;
    width: 540px; align-self: center; flex: 0 0 auto;
}
.bslide-hosp {
    background: rgba(255, 255, 255, .96); border-radius: 10px; height: 110px;
    display: flex; align-items: center; justify-content: center; padding: 8px;
    box-shadow: 0 8px 20px rgba(2, 10, 24, .35);
}
.bslide-hosp img { max-width: 100%; max-height: 100%; object-fit: contain; }

/* 第三屏：资质证书层叠摆放 */
.bslide-visual--certs { flex: 0 0 640px; }
.bslide-cert {
    position: absolute; top: 50%; background: #fff; padding: 8px;
    border-radius: 6px; box-shadow: 0 18px 48px rgba(2, 10, 24, .55);
}
.bslide-cert img { display: block; height: 250px; width: auto; }
.bslide-cert--0 { left: -10px; transform: translateY(-50%) rotate(-9deg); z-index: 1; }
.bslide-cert--1 { left: 120px; transform: translateY(-62%) rotate(-3deg); z-index: 2; }
.bslide-cert--2 { right: 120px; transform: translateY(-58%) rotate(3deg); z-index: 3; }
.bslide-cert--3 { right: -10px; transform: translateY(-46%) rotate(9deg); z-index: 4; }
.bslide:hover .bslide-cert--1 { transform: translateY(-62%) rotate(-3deg) translateX(-6px); }
.bslide:hover .bslide-cert--2 { transform: translateY(-58%) rotate(3deg) translateX(6px); }

.banner-dots { position: absolute; left: 0; right: 0; bottom: 18px; text-align: center; z-index: 10; }

/* ---------- 动态轮播：左侧文字行 + 右侧多图 4 种呈现风格 ---------- */
.bslide-line { display: block; letter-spacing: 1px; }
.bslide-text .bslide-line--first { font-weight: 700; }
.bslide-text .bslide-cta { margin-top: 18px; }

/* 扇形错落 fan：内层 wrap 收纳所有卡片（聚合点即 wrap 底边中点），由外层容器 flex 垂直水平居中 */
.bslide-visual--fan { display: flex; align-items: center; justify-content: center; }
.bslide-fan-wrap { position: relative; }
.bslide-fan-wrap .bslide-img {
    position: absolute; left: 50%; bottom: 0;
    /* 显式 max-content 宽度，避免 left:50% 导致 shrink-to-fit 可用宽度被钳制（卡片只剩容器右半宽） */
    width: max-content; max-width: max-content;
    background: #fff; border-radius: 18px; padding: 12px;
    box-shadow: 0 20px 44px rgba(2, 10, 24, .45); overflow: hidden;
    display: flex; align-items: center; justify-content: center;
    z-index: calc(10 + var(--i, 0));
    /* 绕卡片自身底边中心旋转，底边中心正好钉在 wrap 底边中点（聚合点） */
    transform-origin: 50% 100%;
    transform: translateX(-50%) rotate(var(--rot, 0deg));
    transition: transform .35s;
}
.bslide-fan-wrap .bslide-img:hover {
    /* 悬停卡片置顶显示并微抬，其余保持原位 */
    z-index: 99;
    transform: translateX(-50%) rotate(var(--rot, 0deg)) translateY(-8px);
}
.bslide-fan-wrap .bslide-img img { display: block; border-radius: 8px; object-fit: contain; }

/* 扇形整屏居中：脱离图文 flex 流铺满整屏，wrap 由 flex 垂直水平居中，聚合点对准整屏中心 */
.bslide-visual--fan--center { position: absolute; left: 0; top: 0; width: 100%; height: 100%; z-index: 2; pointer-events: none; }
.bslide-visual--fan--center .bslide-img { pointer-events: auto; }

/* 平铺宫格 tile：容器高度按行数取 banner 可用高（440 = 560 - 顶56 - 底64），行高均分 */
.bslide-visual--tile { display: grid; grid-template-columns: repeat(3, minmax(150px, 1fr)); grid-auto-rows: 1fr; gap: 18px; width: 640px; flex: 0 0 auto; align-self: center; padding: 20px; box-sizing: border-box; margin: 0; height: 330px; }
.bslide-visual--tile--2 { grid-template-columns: repeat(2, 1fr); width: 520px; }
.bslide-visual--tile--r1 { height: 220px; }
.bslide-visual--tile--r2 { height: 330px; }
.bslide-visual--tile--r3 { height: 440px; }
.bslide-visual--tile--r4 { height: 440px; }
.bslide-visual--tile .bslide-img { background: #fff; border-radius: 18px; display: flex; align-items: center; justify-content: center; padding: 14px 16px; box-shadow: 0 10px 24px rgba(2, 10, 24, .35); overflow: hidden; }
.bslide-visual--tile .bslide-img img { display: block; max-width: 100%; max-height: 100%; width: auto; height: auto; border-radius: 8px; }

/* 层叠相册 album：以容器中线为基准紧凑叠放，两侧卡片与中间卡片均匀错开 */
.bslide-visual--album { flex: 1; height: 100%; position: relative; }
.bslide-visual--album .bslide-img { position: absolute; top: 50%; background: #fff; padding: 10px; border-radius: 18px; box-shadow: 0 18px 48px rgba(2, 10, 24, .55); transition: transform .3s, opacity .3s; }
.bslide-visual--album .bslide-img img { display: block; border-radius: 8px; object-fit: contain; }
.bslide-visual--album .bslide-img--0 { left: calc(50% - 300px); transform: translateY(-50%) rotate(-6deg); z-index: 1; }
.bslide-visual--album .bslide-img--1 { left: 50%; transform: translateX(-50%) translateY(-54%); z-index: 2; }
.bslide-visual--album .bslide-img--2 { right: calc(50% - 300px); transform: translateY(-48%) rotate(6deg); z-index: 1; }
.bslide-visual--album:hover .bslide-img--0 { transform: translateY(-52%) rotate(-2deg) translateX(-8px); }
.bslide-visual--album:hover .bslide-img--2 { transform: translateY(-46%) rotate(2deg) translateX(8px); }

/* 单张大图 single（上下左右对称间距，图片垂直水平居中） */
.bslide-visual--single { flex: 1; height: 100%; align-self: stretch; display: flex; align-items: center; justify-content: center; padding: 40px 28px; box-sizing: border-box; }
.bslide-visual--single .bslide-img { background: #fff; border-radius: 18px; padding: 14px; box-shadow: 0 22px 54px rgba(2, 10, 24, .55); }
.bslide-visual--single .bslide-img img { display: block; max-width: 100%; border-radius: 8px; object-fit: contain; }

/* 背景图统一用 .bslide-bg：cover 铺满、底部居中对齐，叠在背景色之上 */
.bslide-bg { position: absolute; inset: 0; background-size: cover; background-position: bottom center; background-repeat: no-repeat; z-index: 0; }

/* 背景大图：整屏自成一屏（牛得道风格） */
.bslide--bgonly { display: block; position: relative; }
.bslide--bgonly a.bslide-bglink { position: absolute; inset: 0; z-index: 2; }

/* 图文拼接：背景色（后台逐条配置，未配置时浅灰蓝兜底）+ 可选背景大图叠加 */
.bslide--dynamic { background: linear-gradient(120deg, var(--bgc, #f5f8fb), var(--bgc, #f5f8fb)); }
.bslide--dynamic > .bslide-inner { position: relative; z-index: 1; }

/* ============ 主营产品区（照搬牛得道：浅色背景 + 白色胶囊tab + 无边框竖版卡） ============ */
.prod-gallery-section {
    color: var(--ky-text);
    padding: 74px 0 84px;
    background: #f5f8fb;
}
.pg-head { text-align: center; }
.pg-head h2 { font-size: 32px; font-weight: 700; letter-spacing: 3px; color: var(--ky-text); }
.pg-line { display: block; width: 42px; height: 3px; margin: 16px auto 18px; background: var(--ky-blue); border-radius: 2px; }
.pg-head p { max-width: 720px; margin: 0 auto; font-size: 14px; line-height: 1.9; color: var(--ky-text-2); }

.prod-cat-tabs--dark { justify-content: center; margin: 30px 0 44px; }
.prod-cat-tabs--dark a {
    background: #fff; color: var(--ky-text-2);
    border: 1px solid var(--ky-line); border-radius: 50px;
}
.prod-cat-tabs--dark a:hover { color: var(--ky-blue); border-color: var(--ky-blue); }
.prod-cat-tabs--dark a.active { color: #fff; background: var(--ky-blue); border-color: var(--ky-blue); box-shadow: 0 6px 16px rgba(21, 101, 192, .3); }

.prod-gallery { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; }
.pg-card { display: block; position: relative; }
.pg-img-box { position: relative; display: block; padding-top: 133%; overflow: hidden; background: #e8eef5; }
.pg-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .4s, filter .35s; }
.pg-mask {
    position: absolute; inset: 0; z-index: 1;
    background: linear-gradient(180deg, rgba(6, 16, 30, 0) 40%, rgba(6, 16, 30, .72));
    transition: background .35s;
}
.pg-card:hover .pg-img { transform: scale(1.05); }
.pg-card:hover .pg-mask { background: linear-gradient(180deg, rgba(6, 16, 30, .05) 45%, rgba(6, 16, 30, .6)); }
/* 聚光灯：hover 画廊时，未选中卡轻微缩小变暗 */
.prod-gallery:hover .pg-card:not(:hover) .pg-img { transform: scale(.96); filter: brightness(.8); }
.pg-img { will-change: transform; }
.pg-name {
    position: absolute; left: 18px; right: 18px; bottom: 18px; z-index: 2;
    display: flex; flex-direction: column; gap: 5px; text-align: left;
}
.pg-name-cn {
    font-size: 19px; font-weight: 700; color: #fff; letter-spacing: 2px; line-height: 1.35;
    text-shadow: 0 2px 10px rgba(0, 0, 0, .6);
}
.pg-name-en { font-size: 11px; letter-spacing: 1.5px; color: rgba(255, 255, 255, .78); text-transform: uppercase; text-shadow: 0 1px 5px rgba(0, 0, 0, .6); }
/* 推荐印章（牛得道特色卡同款，品牌蓝） */
.pg-badge {
    position: absolute; right: 16px; top: 16px; z-index: 2;
    width: 42px; height: 42px; border-radius: 50%;
    background: var(--ky-blue); color: #fff; font-size: 17px; font-weight: 700;
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 4px 12px rgba(4, 18, 40, .35); border: 2px solid rgba(255, 255, 255, .85);
}
/* 筛选隐藏 */
.pg-card.is-hidden { display: none; }

.pg-actions { display: flex; justify-content: space-between; align-items: center; margin-top: 42px; }
.pg-btn-more {
    display: inline-block; padding: 12px 34px; border-radius: 40px;
    border: 1px solid var(--ky-blue); color: var(--ky-blue); font-size: 15px; letter-spacing: 2px;
    transition: all .25s; background: #fff;
}
.pg-btn-more:hover { background: var(--ky-blue); color: #fff; }
.pg-btn-consult {
    display: inline-block; padding: 12px 36px; border-radius: 40px;
    background: linear-gradient(120deg, var(--ky-blue), #1f7fdd); color: #fff; font-size: 15px; letter-spacing: 1px;
    box-shadow: 0 10px 26px rgba(21, 101, 192, .4); transition: all .25s;
}
.pg-btn-consult:hover { transform: translateY(-2px); box-shadow: 0 14px 32px rgba(21, 101, 192, .55); }

/* ============ 深底优势区（对标牛得道优势区 1:1） ============ */
.adv-dark {
    position: relative; padding: 88px 0 80px; overflow: hidden;
    background: linear-gradient(180deg, #081222, #0a1a30 60%, #0a1526);
    color: #fff;
}
.adv-dark::before {
    content: ""; position: absolute; right: -80px; top: -80px; width: 420px; height: 420px;
    background: radial-gradient(circle, rgba(21, 101, 192, .22), transparent 70%);
}
.adv-dark-grid { display: grid; grid-template-columns: 1.15fr 1fr; gap: 70px; align-items: center; position: relative; }
.adv-seal {
    display: inline-block; writing-mode: vertical-rl; padding: 14px 9px; margin-bottom: 22px;
    border: 2px solid var(--ky-blue); color: var(--ky-blue); font-size: 22px; font-weight: 700; letter-spacing: 10px;
    border-radius: 4px;
}
.adv-big { font-size: 42px; line-height: 1.45; font-weight: 700; letter-spacing: 2px; }
.adv-big em { font-style: normal; color: #4da3f5; }
.adv-slogan { margin-top: 16px; font-size: 17px; color: rgba(255, 255, 255, .85); letter-spacing: 1px; }
.adv-dark-points { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.adv-dark-points span {
    padding: 8px 18px; border-radius: 40px; font-size: 13px; letter-spacing: 1px;
    background: rgba(255, 255, 255, .08); border: 1px solid rgba(255, 255, 255, .16); color: rgba(255, 255, 255, .85);
}
.adv-cta {
    display: inline-block; margin-top: 34px; padding: 13px 40px; border-radius: 40px;
    background: linear-gradient(120deg, var(--ky-blue), #1f7fdd); color: #fff; font-size: 16px; font-weight: 600; letter-spacing: 1px;
    box-shadow: 0 12px 30px rgba(21, 101, 192, .45); transition: transform .25s;
}
.adv-cta:hover { transform: translateY(-2px); color: #fff; }
.adv-dark-right { display: flex; flex-direction: column; gap: 20px; }
.adv-dark-card {
    display: flex; align-items: center; gap: 22px; padding: 26px 30px;
    background: rgba(255, 255, 255, .055); border: 1px solid rgba(255, 255, 255, .12); border-radius: 14px;
    backdrop-filter: blur(4px); transition: all .3s;
}
.adv-dark-card:hover { background: rgba(21, 101, 192, .16); border-color: rgba(77, 163, 245, .4); transform: translateX(6px); }
.adc-icon {
    flex-shrink: 0; width: 56px; height: 56px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    background: linear-gradient(120deg, var(--ky-blue), #1f7fdd); color: #fff; font-size: 24px;
    box-shadow: 0 8px 20px rgba(21, 101, 192, .4);
}
.adv-dark-card h3 { font-size: 19px; font-weight: 700; letter-spacing: 1px; }
.adv-dark-card p { margin-top: 7px; font-size: 14px; color: rgba(255, 255, 255, .72); line-height: 1.7; }

/* ============ 蓝底视频条（对标牛得道红底视频轮播） ============ */
.video-strip {
    background: var(--ky-grad); color: #fff; padding: 66px 0;
}
.video-strip .section-title h2 { color: #fff; }
.video-strip .section-head--center .section-title .sec-sub, .video-strip .section-title p {
    color: #fff; font-weight: 600; text-shadow: 0 1px 5px rgba(4, 18, 40, .55); font-size: 16px; letter-spacing: 1px;
}
.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: 30px; color: var(--ky-blue-deep); letter-spacing: 1px; 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: 17px; color: var(--ky-text-2); line-height: 2; margin-bottom: 14px; text-align: justify; text-indent: 2em; }
/* 品牌区操作按钮：公众号（hover 弹出二维码）/ 更多（进入康源简介） */
.brand-actions { display: flex; align-items: center; justify-content: flex-end; gap: 14px; margin-top: 22px; }
.brand-btn {
    position: relative; display: inline-flex; align-items: center; gap: 8px;
    padding: 11px 28px; border-radius: 999px; font-size: 15px; font-weight: 600;
    cursor: pointer; transition: all .25s; user-select: none;
}
.brand-btn--wechat { color: var(--ky-blue); background: #fff; border: 1px solid rgba(21, 101, 192, .35); }
.brand-btn--wechat:hover { color: #fff; background: var(--ky-blue); border-color: transparent; }
.brand-btn--more { color: #fff; background: linear-gradient(135deg, var(--ky-blue) 0%, #1f7fdd 100%); }
.brand-btn--more:hover { color: #fff; box-shadow: 0 8px 20px rgba(21, 101, 192, .35); transform: translateY(-2px); }
.brand-qr-pop {
    position: absolute; bottom: calc(100% + 12px); right: 0; z-index: 30;
    width: 320px; padding: 10px; box-sizing: border-box; background: #fff;
    border-radius: 10px; box-shadow: var(--ky-shadow); display: flex; align-items: center; gap: 10px;
    opacity: 0; visibility: hidden; transform: translateY(8px); transition: all .2s;
}
.brand-btn--wechat:hover .brand-qr-pop { opacity: 1; visibility: visible; transform: translateY(0); }
.brand-qr-pop::after { content: ""; position: absolute; top: 100%; right: 28px; border: 8px solid transparent; border-top-color: #fff; }
.brand-qr-pop .qr-txt { flex: 1; min-width: 0; line-height: 1.6; }
.brand-qr-pop .qr-txt strong { display: block; font-size: 14px; font-weight: 700; color: var(--ky-blue-deep); }
.brand-qr-pop .qr-txt span { display: block; font-size: 13px; color: var(--ky-text-2); margin-top: 6px; }
.brand-qr-pop img { display: block; width: 104px; height: 104px; max-width: none; border-radius: 6px; flex-shrink: 0; }
/* 标题与长文随容器加宽逐档放大，减少大屏留白（标题 30→34→40px；文案 17→19→21px） */
@media (min-width: 1461px) { .brand-title { font-size: 34px; } .brand-desc { font-size: 19px; } }
@media (min-width: 1801px) { .brand-title { font-size: 40px; } .brand-desc { font-size: 21px; } }
.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);
}
/* 品牌区右侧：产区/设备视频（原生controls直出） */
.brand-figure--video video {
    width: 100%; height: 380px; display: block; background: #0a1a30;
    border-radius: var(--ky-radius); box-shadow: var(--ky-shadow); object-fit: cover;
}
.brand-figure::before {
    content: ""; position: absolute; left: -16px; top: 16px; width: 100%; height: 100%;
    border: 2px solid var(--ky-blue); border-radius: var(--ky-radius); opacity: .35; z-index: -1;
}

/* 视频播放弹窗 */
.video-modal { position: fixed; inset: 0; z-index: 300; display: flex; align-items: center; justify-content: center; }
.video-modal[hidden] { display: none; }
.video-modal-mask { position: absolute; inset: 0; background: rgba(10, 24, 46, .72); }
.video-modal-box { position: relative; width: min(920px, 92vw); background: #000; border-radius: 10px; overflow: hidden; }
.video-modal-box video { display: block; width: 100%; aspect-ratio: 16 / 9; }
.video-modal-close {
    position: absolute; top: 10px; right: 12px; z-index: 2; width: 40px; height: 40px; border: 0;
    background: rgba(255, 255, 255, .92); color: #0d3d7c; font-size: 24px; line-height: 1; border-radius: 50%; cursor: pointer;
}

/* ---------- 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 { display: block; position: relative; padding-top: 78%; overflow: hidden; background: linear-gradient(160deg, #eef4fc, #f7fbff 55%, #f0f6fd); }
.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: 16px; font-weight: 600; color: var(--ky-blue-deep); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; display: block; }
.prod-model { display: inline-block; margin-top: 7px; max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 12px; color: #5c6b80; background: #eef4fc; border: 1px solid #dbe7f7; padding: 3px 11px; border-radius: 20px; }

/* ---------- 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; }
/* PC 首页优势区同时挂 adv-section/adv-dark，此处覆盖浅色背景 */
.adv-section.adv-dark { background: linear-gradient(180deg, #081222, #0a1a30 60%, #0a1526); color: #fff; padding: 88px 0 80px; }
.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-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(165, 211, 255, .16); 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: #a5d3ff; }
.cta-sub { font-size: 14px; opacity: 1; color: rgba(255, 255, 255, .92); margin-top: 12px; letter-spacing: 2px; text-shadow: 0 1px 4px rgba(9, 38, 79, .5); }
.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(21, 101, 192, .35);
    transition: all .25s;
}
.cta-btn:hover { color: #fff; transform: translateY(-2px); box-shadow: 0 14px 30px rgba(21, 101, 192, .45); }

/* ---------- 视频展示区：大屏主视频 + 右侧列表 ---------- */
.video-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 26px; align-items: stretch; }
.video-grid--single { grid-template-columns: 1fr; max-width: 1000px; margin: 0 auto; }
.video-main { display: flex; flex-direction: column; }
.video-main .video-box { padding-top: 56.25%; border-radius: 12px; box-shadow: 0 18px 44px rgba(4, 18, 40, .45); }
.video-main-title {
    display: flex; align-items: baseline; gap: 12px; padding: 14px 6px 0;
    font-size: 17px; font-weight: 700; color: #fff; letter-spacing: 1px;
}
.video-main-title i { font-style: normal; font-size: 13px; font-weight: 400; color: rgba(255, 255, 255, .72); }
.video-side { display: flex; flex-direction: column; gap: 16px; justify-content: center; }
.video-card {
    display: flex; align-items: center; gap: 14px; padding: 10px;
    background: rgba(255, 255, 255, .1); border: 1px solid rgba(255, 255, 255, .18);
    border-radius: 12px; transition: all .25s; cursor: pointer;
}
.video-card:hover { background: rgba(255, 255, 255, .2); transform: translateX(5px); }
.video-thumb { position: relative; display: block; flex-shrink: 0; width: 148px; padding-top: 88px; border-radius: 8px; overflow: hidden; background: #0d2038; }
.video-thumb img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .35s; }
.video-card:hover .video-thumb img { transform: scale(1.06); }
.video-play {
    position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); z-index: 2;
    width: 34px; height: 34px; border-radius: 50%; line-height: 34px; text-align: center;
    background: rgba(13, 61, 124, .82); color: #fff; font-size: 13px;
    box-shadow: 0 0 0 4px rgba(255, 255, 255, .35); transition: all .25s;
}
.video-card:hover .video-play { background: var(--ky-blue); box-shadow: 0 0 0 5px rgba(255, 255, 255, .5); }
.video-info { flex: 1; min-width: 0; }
.video-name {
    display: block; font-size: 14.5px; font-weight: 600; color: #fff;
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.video-go { display: block; margin-top: 8px; font-size: 12px; color: rgba(255, 255, 255, .68); letter-spacing: 1px; }
.video-card:hover .video-go { color: #fff; }
.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; border-radius: inherit; }

/* 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); }

/* ---------- 横向滚动跑马灯 ---------- */
.marquee { overflow: hidden; position: relative; }
.marquee-track { display: flex; gap: 16px; padding: 6px 0; will-change: transform; }
.marquee-item { flex: 0 0 190px; }
.marquee-item img { width: 100%; height: 120px; object-fit: cover; display: block; }
.marquee-item.logo-item img { object-fit: contain; padding: 12px; height: 90px; background: #fff; }
.marquee-item.logo-item .logo-name-only { display: flex; align-items: center; justify-content: center; height: 90px; padding: 12px; background: #fff; color: var(--ky-blue-deep); font-weight: 600; font-size: 14px; text-align: center; }
.marquee-track .gallery-item { transition: box-shadow .25s, transform .25s; }
.marquee-track .gallery-item:hover { box-shadow: var(--ky-shadow-sm); transform: translateY(-3px); }
.marquee-empty { text-align: center; color: var(--ky-text-3); font-size: 14px; padding: 34px 0; background: #f4f8fc; border: 1px dashed var(--ky-line); border-radius: var(--ky-radius); }

/* 移动端滚动（可左右拖动 + 自动平移） */
.marquee-scroll { overflow: hidden; position: relative; margin: 0 -14px; padding: 6px 14px; }
.marquee-scroll .marquee-track { gap: 10px; }
.marquee-scroll .marquee-item { flex: 0 0 150px; }
.marquee-scroll .marquee-item img { height: 100px; }
.marquee-scroll .marquee-item.logo-item img { height: 72px; }

/* ---------- 横幅广告 ---------- */
.ad-banner-section { padding: 52px 0 0; }
.ad-banner { position: relative; display: block; border-radius: var(--ky-radius); overflow: hidden; box-shadow: var(--ky-shadow); }
.ad-banner img { width: 100%; height: 360px; object-fit: cover; display: block; transition: transform .5s; }
.ad-banner:hover img { transform: scale(1.03); }
.ad-banner::after {
    content: ""; position: absolute; inset: 0;
    background: linear-gradient(90deg, rgba(13, 61, 124, .75) 0%, rgba(13, 61, 124, .25) 55%, rgba(13, 61, 124, .05) 100%);
}
.ad-banner-title {
    position: absolute; left: 6%; top: 50%; transform: translateY(-50%); z-index: 1; color: #fff; font-style: normal;
}
.ad-banner-title strong { display: block; font-size: 34px; letter-spacing: 3px; text-shadow: 0 2px 10px rgba(13,61,124,.5); }
.ad-banner-title em { display: block; font-style: normal; font-size: 16px; letter-spacing: 3px; opacity: .95; margin-top: 14px; }

/* 移动端横幅 */
.m-ad-banner { display: block; margin: 2px 12px 12px; border-radius: 12px; overflow: hidden; box-shadow: 0 1px 4px rgba(13, 61, 124, .06); }
.m-ad-banner img { width: 100%; height: 150px; object-fit: cover; display: block; }

/* ---------- 常见问答 ---------- */
.faq-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.faq-item {
    display: block; background: #fff; border: 1px solid var(--ky-line); border-radius: var(--ky-radius);
    padding: 20px 22px; transition: all .25s; position: relative;
}
.faq-item:hover { border-color: var(--ky-blue); box-shadow: var(--ky-shadow-sm); transform: translateY(-3px); }
.faq-item::after {
    content: "›"; position: absolute; right: 14px; top: 16px; font-size: 22px; line-height: 1;
    color: var(--ky-text-3); transition: all .25s;
}
.faq-item:hover::after { color: var(--ky-blue); transform: translateX(3px); }
.faq-title { display: block; font-size: 16px; color: var(--ky-blue-deep); font-weight: 600; padding-left: 34px; position: relative; line-height: 1.5; }
.faq-title::before {
    content: "问"; position: absolute; left: 0; top: 2px; width: 24px; height: 24px; line-height: 24px;
    text-align: center; background: var(--ky-blue); color: #fff; font-size: 13px; border-radius: 6px;
}
.faq-summary { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; margin-top: 10px; padding-left: 34px; font-size: 13px; color: var(--ky-text-2); line-height: 1.8; }
.faq-grid .faq-item { background: var(--ky-bg); }
.faq-grid .faq-item:hover { background: #fff; }

/* 移动端常见问答 */
.m-faq-list { display: flex; flex-direction: column; gap: 10px; }
.m-faq-list .faq-item { padding: 14px 14px; }
.m-faq-list .faq-title { font-size: 14px; padding-left: 28px; }
.m-faq-list .faq-title::before { width: 20px; height: 20px; line-height: 20px; font-size: 12px; }
.m-faq-list .faq-summary { display: none; }

/* ---------- 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: #fff; padding-left: 12px; border-radius: 8px; }
.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: linear-gradient(180deg, #f7fafd 0%, #eef4fb 100%); border-bottom: 1px solid #dde8f4; box-shadow: 0 2px 6px rgba(21, 101, 192, .05); }
.breadcrumb .container { display: flex; align-items: center; height: 50px; font-size: 13px; color: #5b6b80; }
.breadcrumb a { color: #5b6b80; margin: 0 6px; padding: 4px 10px; border-radius: 8px; transition: color .2s, background .2s; }
.breadcrumb a:hover { color: var(--ky-blue); background: #e9f2fc; }
.breadcrumb .cur { color: var(--ky-blue); font-weight: 700; background: rgba(21, 101, 192, .08); padding: 4px 12px; border-radius: 999px; margin-left: 6px; }

/* ---------- 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; }

/* 带图页头（对标牛得道左文右图页头） */
.page-banner--img { height: 260px; background: var(--ky-blue-deep); }
.page-banner--img img { opacity: .55; }
.page-banner--img::after {
    content: ""; position: absolute; inset: 0;
    background: linear-gradient(90deg, rgba(9, 38, 79, .88) 0%, rgba(9, 38, 79, .55) 48%, rgba(9, 38, 79, .08) 100%);
}
.page-banner--img .page-banner-title { position: absolute; left: 0; right: 0; top: 50%; transform: translateY(-50%); text-align: left; z-index: 2; }
.page-banner--img .page-banner-title h1 { font-size: 36px; letter-spacing: 4px; }
.page-banner--img .page-banner-title p { font-size: 15px; letter-spacing: 2px; opacity: .85; text-transform: none; margin-top: 10px; }
.page-banner-cta {
    display: inline-block; margin-top: 18px; padding: 10px 26px; border-radius: 26px;
    background: rgba(255, 255, 255, .14); border: 1px solid rgba(255, 255, 255, .45);
    color: #fff; font-size: 14px; letter-spacing: 1px; transition: all .25s;
}
.page-banner-cta:hover { background: var(--ky-blue); border-color: var(--ky-blue); color: #fff; }

/* 列表页产品卡（对标牛得道大图+底部遮罩名称栏） */
.prod-grid--list { grid-template-columns: repeat(3, 1fr); gap: 26px; }
.prod-card--overlay .prod-img-box { display: block; padding-top: 86%; }
.prod-card--overlay:hover .prod-img { transform: scale(1.05); }
.prod-overlay {
    position: absolute; left: 0; right: 0; bottom: 0; z-index: 2;
    display: flex; align-items: center; gap: 10px;
    padding: 34px 16px 13px;
    background: linear-gradient(180deg, rgba(8, 26, 51, 0) 0%, rgba(8, 26, 51, .82) 78%);
}
.prod-overlay .prod-name { flex: 1; text-align: left; font-size: 15px; font-weight: 600; color: #fff; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.prod-overlay .prod-model { font-size: 12px; color: rgba(255, 255, 255, .78); white-space: nowrap; }
.prod-arrow {
    flex-shrink: 0; width: 30px; height: 30px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    background: var(--ky-blue); color: #fff; font-size: 14px; transition: background .25s, transform .25s;
}
.prod-card--overlay:hover .prod-arrow { background: #1f7fdd; transform: rotate(45deg); }

/* ---------- 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; }

/* 合作客户：一行四张卡片（封面图 + 标题），窄屏自适应 */
.partner-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.partner-card { display: flex; flex-direction: column; background: #fff; border: 1px solid var(--ky-line); border-radius: var(--ky-radius); overflow: hidden; transition: all .25s; }
.partner-card--plain { cursor: default; }
.partner-card:hover { box-shadow: var(--ky-shadow-sm); border-color: var(--ky-blue); }
.partner-card-img { display: block; aspect-ratio: 16 / 10; overflow: hidden; background: var(--ky-bg); }
.partner-card-img img { display: block; width: 100%; height: 100%; object-fit: cover; }
.partner-card-name { padding: 10px; font-size: 15px; color: var(--ky-blue-deep); text-align: center; }
.partner-grid-sep { grid-column: 1 / -1; border-top: 1px dashed #c7d4e4; margin: 6px 0; }
@media (max-width: 767px) { .partner-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; } }
.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: 15px; color: var(--ky-text-2); 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); line-height: 1.9; 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(21, 101, 192, .3);
    transition: all .25s;
}
.btn-hotline:hover { color: #fff; transform: translateY(-2px); box-shadow: 0 12px 24px rgba(21, 101, 192, .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;
    position: sticky; top: 60px; z-index: 20;
    transition: background .2s, box-shadow .2s, padding .2s;
}
.detail-tabs.stuck { background: #fff; padding: 8px 14px; border-radius: 10px; box-shadow: 0 4px 12px rgba(13, 61, 124, .06); }
.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: block; }
.detail-pane-title {
    display: block; font-size: 19px; font-weight: 700; color: var(--ky-blue-deep);
    padding-left: 12px; border-left: 4px solid var(--ky-blue); line-height: 1.3; margin: 0 0 18px;
}
.detail-pane + .detail-pane { margin-top: 34px; padding-top: 34px; border-top: 1px dashed #dbe6f2; }

/* 产品视频播放器 */
.detail-video { width: 100%; border-radius: 12px; overflow: hidden; background: #000; box-shadow: 0 6px 18px rgba(13, 61, 124, .08); }
.detail-video video { display: block; width: 100%; aspect-ratio: 16 / 9; object-fit: contain; background: #000; }

/* 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-blue-deep); 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（样式对齐 wangEditor 编辑器内呈现，保证后台编辑与前端展示一致） */
.rich-content { font-size: 15px; color: #444; line-height: 1.95; }
.rich-content img { max-width: 100%; height: auto; border-radius: 8px; }
.rich-content video { max-width: 100%; }
.rich-content p { margin-bottom: 12px; }

/* 标题（编辑器内 h1-h5 均有上下边距，此处恢复 h1/h4/h5，避免标题挤在一起） */
.rich-content h1, .rich-content h2, .rich-content h3, .rich-content h4, .rich-content h5 { margin: 18px 0 10px; line-height: 1.4; }
.rich-content h2, .rich-content h3 { color: var(--ky-blue-deep); }

/* 列表（全局 reset 清掉了圆点/序号，按编辑器默认恢复） */
.rich-content ul, .rich-content ol { margin: 0 0 12px; padding-left: 22px; }
.rich-content ul { list-style: disc; }
.rich-content ol { list-style: decimal; }
.rich-content ul ul { list-style: circle; }
.rich-content ul ul ul { list-style: square; }
.rich-content ol ol { list-style: lower-alpha; }
.rich-content ol ol ol { list-style: lower-roman; }
.rich-content li { margin: 3px 0; }
.rich-content li > ul, .rich-content li > ol { margin: 3px 0 0; }

/* 引用（对齐编辑器：浅色底 + 左侧竖线） */
.rich-content blockquote {
    background: #f7f8fa; border-left: 8px solid var(--ky-blue);
    border-radius: 0 8px 8px 0; padding: 10px 14px; margin: 12px 0; color: #55606e;
}
.rich-content blockquote p { margin-bottom: 6px; }
.rich-content blockquote p:last-child { margin-bottom: 0; }

/* 代码 */
.rich-content code { background: #f0f3f8; border-radius: 4px; padding: 2px 6px; font-family: Consolas, Monaco, monospace; font-size: .92em; }
.rich-content pre { background: #f7f8fa; border: 1px solid #e2e8f1; border-radius: 8px; padding: 12px 14px; margin: 12px 0; overflow-x: auto; }
.rich-content pre code { background: none; border-radius: 0; padding: 0; font-size: 14px; }

/* 链接（编辑器内为默认蓝字带下划线，避免被全局 a 样式同化为正文） */
.rich-content a { color: var(--ky-blue); text-decoration: underline; }
.rich-content a:hover { color: var(--ky-blue-deep); }

/* 分割线 */
.rich-content hr { border: 0; border-top: 1px solid var(--ky-line); margin: 20px 0; }

/* 表格（表头样式对齐编辑器：加粗居中带底色） */
.rich-content table { border-collapse: collapse; width: 100%; margin: 12px 0; }
.rich-content table td, .rich-content table th { border: 1px solid #e2e8f1; padding: 8px 12px; }
.rich-content table th { background: #f7f8fa; font-weight: 700; text-align: center; }

/* ---------- 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;
    width: 176px; 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; width: 160px; height: auto; }

/* ---------- 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, #0c1e3a 0%, #081527 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: #7fb3e8; 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 {
    position: relative; 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: linear-gradient(135deg, var(--ky-blue) 0%, #1f7fdd 100%); color: #fff; border-color: transparent; transform: translateY(-2px); box-shadow: 0 10px 22px rgba(21, 101, 192, .35); }
.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; }
/* 浮动栏公众号二维码弹层：左文右码一体 */
.float-pop--qr {
    width: 320px; white-space: normal; padding: 16px 18px; font-weight: 400; color: #333; box-sizing: border-box;
    display: flex; align-items: center; gap: 16px;
}
.float-pop--qr .qr-txt { flex: 1; min-width: 0; line-height: 1.6; }
.float-pop--qr .qr-txt strong { display: block; font-size: 14px; font-weight: 700; color: var(--ky-blue-deep); }
.float-pop--qr .qr-txt span { display: block; font-size: 13px; color: var(--ky-text-2); margin-top: 6px; }
.float-pop--qr img { display: block; width: 104px; height: 104px; max-width: none; border-radius: 6px; flex-shrink: 0; }
.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; }

/* 单页 + 侧边栏卡片区 */
.list-layout .side-main { background: #fff; border: 1px solid var(--ky-line); border-radius: var(--ky-radius); padding: 28px; min-width: 0; }
.list-layout .single-page { padding: 0; }
.list-layout .side-main .rich-content > :first-child { margin-top: 0; }
.list-layout .side-main .rich-content > :last-child { margin-bottom: 0; }

/* ---------- PC 响应式 ---------- */
@media (max-width: 1200px) {
    .container { width: 100%; }
    .main-nav-inner { gap: 16px; }
    .site-name strong { font-size: 17px; }
    .site-name em { letter-spacing: 2px; }
    .nav-item > a { font-size: 14.5px; letter-spacing: 0; }
    .hotline-line em { font-size: 11px; }
    .hotline-line strong { font-size: 13.5px; }
    .detail-top { grid-template-columns: 400px 1fr; }
    .float-bar { right: 8px; }
    .bslide-inner { padding: 0 24px; gap: 24px; }
    .bslide-title { font-size: 38px; }
    .bslide-prod-card:first-child { width: 330px; }
    .bslide-prod-card:last-child { width: 260px; }
    .bslide-visual--hospitals { width: 470px; gap: 10px; }
    .bslide-hosp { height: 94px; }
    .bslide-visual--certs { flex-basis: 520px; }
    .bslide-cert img { height: 210px; }
    .bslide-cert--1 { left: 90px; }
    .bslide-cert--2 { right: 90px; }
}

@media (max-width: 992px) {
    .bslide { height: 480px; }
    .bslide-inner { flex-direction: column; justify-content: center; text-align: center; padding-top: 30px; }
    .bslide-text { max-width: 100%; }
    .bslide-visual { width: 100%; height: auto; min-height: 220px; }
    .bslide-prod-card:first-child { width: 300px; right: 2%; bottom: 0; }
    .bslide-prod-card:last-child { width: 240px; right: 40%; top: 10px; }
    .bslide-visual--hospitals { width: 100%; max-width: 520px; }
    .bslide-visual--certs { flex-basis: auto; width: 100%; height: 260px; }
    .bslide-cert img { height: 180px; }
    .cat-grid, .prod-grid, .trust-grid { grid-template-columns: repeat(2, 1fr); }
    .prod-grid--list { grid-template-columns: repeat(2, 1fr); gap: 16px; }
    .prod-gallery { grid-template-columns: repeat(2, 1fr); gap: 14px; }
    .pg-img-box { padding-top: 118%; }
    .pg-name-cn { font-size: 16px; }
    .pg-actions { flex-direction: column; gap: 14px; }
    .adv-dark-grid { grid-template-columns: 1fr; gap: 36px; }
    .adv-big { font-size: 28px; }
    .adv-seal { font-size: 17px; letter-spacing: 6px; }
    .page-banner--img { height: 200px; }
    .page-banner--img .page-banner-title h1 { font-size: 28px; }
    .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; }
    .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: 1fr; }
    .brand-grid { grid-template-columns: 1fr; gap: 30px; }
    .brand-figure img { height: 280px; }
    .brand-figure--video video { height: 280px; }
    .faq-grid { grid-template-columns: 1fr; }
    .ad-banner img { height: 300px; }
    .ad-banner-title strong { font-size: 26px; }
}

@media (max-width: 768px) {
    .page-home .banner-swiper { margin-top: -66px; }
    .site-logo, .site-logo-text { height: 40px; width: 40px; line-height: 40px; font-size: 13px; }
    .site-name strong { font-size: 15px; }
    .site-name em { letter-spacing: 2px; font-size: 10px; }
    .hotline-line strong { font-size: 12px; }
    .cat-grid, .prod-grid, .trust-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .prod-grid--list { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .page-banner--img { height: 150px; }
    .page-banner--img .page-banner-title h1 { font-size: 22px; }
    .page-banner--img .page-banner-title p { font-size: 12px; }
    .page-banner-cta { padding: 7px 18px; font-size: 12px; margin-top: 10px; }
    .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; }
    .brand-section { padding: 34px 0; }
    .brand-title { font-size: 26px; }
    .brand-title::after { margin-top: 12px; }
    .brand-figure img { height: 210px; }
    .brand-figure--video video { height: 210px; }
    .brand-figure::before { display: none; }
    .adv-grid { grid-template-columns: 1fr; }
    .video-grid { grid-template-columns: 1fr; }
    .video-grid--single { max-width: none; }
    .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; }
}

/* ============================================================
   移动端布局（site-mobile · APP 风格框架）
   ============================================================ */
.site-mobile {
    background: var(--ky-bg);
    /* 底部 TabBar 固定占位 + iPhone 安全区 */
    padding-bottom: calc(56px + env(safe-area-inset-bottom, 0px));
}
.site-mobile .m-main { min-height: 60vh; }

/* ---------- 顶部导航栏 ---------- */
.m-header {
    position: sticky; top: 0; z-index: 200; height: 52px;
    background: var(--ky-grad);
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 10px;
    box-shadow: 0 2px 12px rgba(13, 61, 124, .2);
}
.m-brand { display: flex; align-items: center; flex: 1; min-width: 0; padding-left: 4px; }
.m-logo { height: 32px; width: auto; }
.m-brand-name { color: #fff; font-size: 16px; font-weight: 600; letter-spacing: 1px; margin-left: 8px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.m-logo-text { color: #fff; font-size: 18px; font-weight: 700; letter-spacing: 2px; }
.m-header-actions { display: flex; align-items: center; gap: 10px; }
.m-icon-btn {
    width: 34px; height: 34px; border-radius: 50%;
    background: rgba(255, 255, 255, .16); color: #fff;
    display: flex; align-items: center; justify-content: center;
}
.m-icon-btn svg { display: block; }
.m-icon-btn--tel { background: #fff; color: var(--ky-blue); }
.m-icon-btn:active { opacity: .8; }

/* 「关于我们」底部弹层（TabBar 唤起） */
.m-about-mask { position: fixed; inset: 0; background: rgba(8, 22, 44, .55); z-index: 300; opacity: 0; visibility: hidden; transition: all .25s; }
.m-about-mask.show { opacity: 1; visibility: visible; }
.m-about-sheet {
    position: fixed; left: 0; right: 0; bottom: 0; z-index: 301;
    background: #fff; border-radius: 16px 16px 0 0;
    transform: translateY(105%); transition: transform .3s;
    padding-bottom: calc(10px + env(safe-area-inset-bottom, 0px));
    box-shadow: 0 -8px 30px rgba(13, 61, 124, .18);
}
.m-about-sheet.open { transform: translateY(0); }
.m-about-title {
    text-align: center; font-size: 15px; font-weight: 600; color: var(--ky-blue-deep);
    padding: 16px 0 6px; position: relative;
}
.m-about-title::after { content: ""; position: absolute; left: 50%; bottom: 0; transform: translateX(-50%); width: 28px; height: 3px; border-radius: 2px; background: var(--ky-blue); }
.m-about-list { margin-top: 6px; }
.m-about-list a { display: block; padding: 13px 20px; font-size: 15px; color: var(--ky-text); text-align: center; border-bottom: 1px solid #f0f3f7; }
.m-about-list li:last-child a { border-bottom: 0; }
.m-about-list a:active { background: #f2f7fd; color: var(--ky-blue); }

/* 移动端模块（APP 卡片风：圆角白卡 + 统一边距） */
.m-section {
    background: #fff; margin: 10px 12px 12px; padding: 16px 14px;
    border-radius: 12px; box-shadow: 0 1px 4px rgba(13, 61, 124, .06);
}
.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); border-radius: 2px; }
.m-section-head h1 { font-size: 17px; color: var(--ky-blue-deep); padding-left: 10px; border-left: 4px solid var(--ky-blue); border-radius: 2px; }
.m-section-head .section-more { font-size: 12px; color: var(--ky-text-3); }

/* ---------- 移动端轮播：APP 内嵌圆角卡片，固定高度，图为主文字叠加 ---------- */
.m-banner { margin: 10px 12px 0; height: 190px; border-radius: 12px; overflow: hidden; box-shadow: 0 2px 10px rgba(13, 61, 124, .12); }
.m-banner .banner-track { height: 100%; }
.m-banner .banner-slide { height: 100%; }
.site-mobile .bslide { height: 100%; display: block; padding: 0; }
.site-mobile .bslide--bgonly { height: 100%; }
/* 无任何图片的 banner：深色渐变兜底，保证白色文案可读 */
.site-mobile .bslide--nopic { background: linear-gradient(135deg, var(--ky-blue-deep) 0%, #14589c 100%); }
/* 图文型：只保留背景图 + 文案，文字叠加底部 */
.site-mobile .m-bslide { padding: 0; }
.site-mobile .m-bslide::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 70%; background: linear-gradient(180deg, rgba(8, 22, 44, 0) 0%, rgba(8, 22, 44, .62) 78%); pointer-events: none; }
.site-mobile .m-bslide-text { position: absolute; left: 14px; right: 14px; bottom: 14px; z-index: 2; text-align: left; }
.site-mobile .bslide-line { display: block; font-size: 15px !important; line-height: 1.4 !important; letter-spacing: 0; }
.site-mobile .bslide-line--first { font-size: 12px !important; opacity: .85; }
.site-mobile .bslide-line + .bslide-line { margin-top: 2px; }
.site-mobile .bslide-cta { display: none; }
/* 190px 高度内不再展示图区视觉元素，banner 以背景图为主 */
.site-mobile .bslide-visual { display: none; }

.site-mobile .banner-arrow { display: none; }
.site-mobile .banner-dot { width: 8px; height: 8px; margin: 0 4px; }
.site-mobile .banner-dot.active { width: 18px; }
.site-mobile .banner-dots { bottom: 8px; z-index: 3; }

.site-mobile .m-brand-sec .brand-en { display: none; }

/* 移动端暗色画廊 + 深底优势区 */
.site-mobile .prod-gallery-section { padding: 46px 16px 56px; background: #f5f8fb; }
.site-mobile .m-pg-head { padding: 0 0 14px; }
.site-mobile .m-pg-head h2 { color: var(--ky-text); }
.site-mobile .m-pg-head .section-more { color: var(--ky-text-2); }
.site-mobile .m-pg-tabs { margin: 0 0 22px; gap: 8px; }
.site-mobile .m-pg-tabs a { padding: 6px 16px; font-size: 12px; }
.site-mobile .m-pg-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
.site-mobile .m-pg-grid .pg-img-box { padding-top: 124%; }
.site-mobile .m-pg-grid .pg-name-cn { font-size: 14px; letter-spacing: 1px; }
.site-mobile .m-pg-grid .pg-name { left: 12px; right: 12px; bottom: 12px; }
.site-mobile .m-pg-grid .pg-badge { width: 34px; height: 34px; font-size: 14px; right: 10px; top: 10px; }
.site-mobile .m-pg-actions { flex-direction: row; margin-top: 26px; gap: 10px; }
.site-mobile .m-pg-actions .pg-btn-more { padding: 10px 20px; font-size: 13px; flex: 1; text-align: center; }
.site-mobile .m-pg-actions .pg-btn-consult { padding: 10px 20px; font-size: 13px; flex: 1; text-align: center; }
.site-mobile .m-adv-dark { padding: 50px 16px; }
.site-mobile .m-adv-dark-box .adv-seal { font-size: 16px; letter-spacing: 8px; padding: 10px 7px; margin-bottom: 16px; }
.site-mobile .m-adv-dark-box .adv-big { font-size: 24px; }
.site-mobile .m-adv-dark-box .adv-slogan { font-size: 14px; margin-top: 10px; }
.site-mobile .m-adv-dark-box .adv-dark-points { margin-top: 18px; gap: 8px; }
.site-mobile .m-adv-dark-box .adv-dark-points span { padding: 6px 13px; font-size: 12px; }
.site-mobile .m-adv-dark-box .adv-cta { margin-top: 22px; width: 100%; text-align: center; padding: 12px 0; }

/* 移动端品牌区 */
.m-brand-sec { background: #fff; padding: 18px 14px; margin: 10px 12px 12px; border-radius: 12px; box-shadow: 0 1px 4px rgba(13, 61, 124, .06); }
.m-brand-sec .brand-title { font-size: 23px; }
.m-brand-sec .brand-en { margin-bottom: 12px; }
.m-brand-sec .brand-desc { font-size: 14px; line-height: 1.9; text-indent: 2em; }
/* 移动端品牌区按钮与公众号二维码弹层 */
.m-brand-actions { display: flex; gap: 10px; margin-top: 16px; }
.m-brand-btn {
    flex: 1; display: inline-flex; align-items: center; justify-content: center;
    padding: 10px 0; border-radius: 999px; font-size: 14px; font-weight: 600;
    color: var(--ky-blue); background: #fff; border: 1px solid rgba(21, 101, 192, .35);
}
.m-brand-btn--solid { color: #fff; background: linear-gradient(135deg, var(--ky-blue) 0%, #1f7fdd 100%); border-color: transparent; }
.m-qr-modal { position: fixed; inset: 0; z-index: 200; }
.m-qr-modal[hidden] { display: none; }
.m-qr-mask { position: absolute; inset: 0; background: rgba(8, 22, 44, .62); }
.m-qr-box {
    position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
    width: 260px; padding: 22px 20px; box-sizing: border-box; background: #fff; border-radius: 12px;
    text-align: center;
}
.m-qr-box img { display: block; width: 180px; height: 180px; max-width: none; margin: 0 auto 12px; border-radius: 8px; }
.m-qr-box strong { display: block; font-size: 15px; color: var(--ky-blue-deep); }
.m-qr-box em { display: block; font-style: normal; font-size: 12px; color: var(--ky-text-2); margin-top: 6px; }
.m-qr-close { position: absolute; right: 6px; top: 2px; border: 0; background: none; font-size: 26px; color: var(--ky-text-3); cursor: pointer; }
.m-brand-sec .brand-figure { margin-top: 16px; }
.m-brand-sec .brand-figure img { height: 190px; }
.m-brand-sec .brand-figure--video video { width: 100%; height: 200px; display: block; background: #0a1a30; border-radius: 8px; object-fit: cover; }
.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; background: #f7fafd; border: 0; }
.m-trust .trust-item:hover { transform: none; box-shadow: none; }
.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-video-name { display: block; padding: 10px 12px 12px; color: #fff; font-size: 14px; font-weight: 600; }
.m-video-name i { display: block; font-style: normal; font-size: 11px; font-weight: normal; color: rgba(255, 255, 255, .65); margin-top: 3px; letter-spacing: 1px; }
.m-video-list { display: flex; flex-direction: column; gap: 10px; margin-top: 12px; }
.m-video-item { display: flex; align-items: center; gap: 12px; background: #f7fafd; border-radius: 10px; padding: 10px; }
.m-video-thumb { position: relative; flex: 0 0 120px; height: 70px; border-radius: 8px; overflow: hidden; background: #0d2038; }
.m-video-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.m-video-play {
    position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
    width: 26px; height: 26px; line-height: 26px; text-align: center; border-radius: 50%;
    background: rgba(13, 61, 124, .82); color: #fff; font-size: 11px;
    box-shadow: 0 0 0 3px rgba(255, 255, 255, .35);
}
.m-video-info { flex: 1; min-width: 0; }
.m-video-title { display: block; font-size: 13.5px; font-weight: 600; color: var(--ky-text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.m-video-go { display: block; margin-top: 6px; font-size: 11px; color: var(--ky-text-3); letter-spacing: 1px; }

.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; }
.m-prod-grid .prod-card--overlay { border: 0; border-radius: 10px; }
.m-prod-grid .prod-card--overlay .prod-img-box { padding-top: 108%; border-radius: 10px; }
.m-prod-grid .prod-overlay { padding: 26px 10px 9px; gap: 6px; border-radius: 0 0 10px 10px; }
.m-prod-grid .prod-overlay .prod-name { font-size: 12px; }
.m-prod-grid .prod-arrow { width: 22px; height: 22px; 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 { padding: 10px 12px 4px; }
.m-list-page .news-row { display: flex; gap: 12px; background: #fff; border-radius: 12px; padding: 12px; margin-bottom: 10px; box-shadow: 0 1px 4px rgba(13, 61, 124, .06); }
.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 { flex: 1; min-width: 0; display: block; }
.m-list-page .news-row-info h3 { font-size: 14px; line-height: 1.45; white-space: normal; overflow: visible; word-break: break-all; }
.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: 10px 12px 10px; border-radius: 12px; box-shadow: 0 1px 4px rgba(13, 61, 124, .06); }
.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; margin: 10px 12px; border-radius: 12px; box-shadow: 0 1px 4px rgba(13, 61, 124, .06); }
.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 .page-banner--img { height: 132px; }
.site-mobile .page-banner--img .page-banner-title { padding: 0 16px; }
.site-mobile .page-banner--img .page-banner-title h1 { font-size: 22px; }
.site-mobile .page-banner--img .page-banner-title p { font-size: 11px; }
.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; }

/* 底部 TabBar（APP 式导航） */
.m-tabbar {
    position: fixed; left: 0; right: 0; bottom: 0; z-index: 190;
    display: flex; background: #fff; border-top: 1px solid var(--ky-line);
    padding-bottom: env(safe-area-inset-bottom, 0px);
    box-shadow: 0 -4px 16px rgba(13, 61, 124, .08);
}
.m-tabbar a {
    flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center;
    gap: 3px; padding: 7px 0 6px; font-size: 10.5px; color: var(--ky-text-3);
    -webkit-tap-highlight-color: transparent;
}
.m-tabbar a svg { width: 22px; height: 22px; }
.m-tabbar a:active { opacity: .7; }
.m-tabbar a.active { color: var(--ky-blue); font-weight: 600; }

.m-footer { background: #fff; color: var(--ky-text-2); padding: 18px 14px 20px; margin-top: 12px; border-top: 1px solid var(--ky-line); }
.m-footer-nav { display: flex; flex-wrap: wrap; gap: 4px 0; padding-bottom: 12px; border-bottom: 1px solid var(--ky-line); }
.m-footer-nav a { font-size: 12px; color: var(--ky-text-2); margin-right: 14px; }
.m-footer-nav a:hover { color: var(--ky-blue); }
.m-footer-contact { font-size: 12px; padding: 12px 0; line-height: 1.9; }
.m-footer-copyright { font-size: 11px; color: var(--ky-text-3); text-align: center; line-height: 1.8; }
.m-footer-copyright a { color: var(--ky-text-3); }

/* 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; }

/* ============================================================
   全站搜索（PC 导航搜索按钮：悬停展开输入框 + 搜索结果页）
   ============================================================ */
.nav-search { display: flex; align-items: center; flex: 0 0 auto; position: relative; }
.nav-search input {
    position: absolute; right: calc(100% + 5px); top: 50%; transform: translateY(-50%);
    width: 210px; height: 40px; border: 0; outline: none; padding: 0 16px;
    border-radius: 20px; font-size: 13px; background: rgba(255, 255, 255, .96); color: var(--ky-text);
    box-shadow: 0 8px 22px rgba(13, 61, 124, .28);
    opacity: 0; visibility: hidden; transition: opacity .25s, visibility .25s;
}
.nav-search input::placeholder { color: #9aa8ba; }
.nav-search:hover input, .nav-search:focus-within input { opacity: 1; visibility: visible; }
.nav-search button {
    width: 40px; height: 40px; border: 0; cursor: pointer; border-radius: 50%;
    background: rgba(255, 255, 255, .16); color: #fff;
    display: flex; align-items: center; justify-content: center;
    transition: background .2s;
}
.nav-search button:hover { background: rgba(255, 255, 255, .32); }

/* 搜索结果页 */
.search-page { padding: 34px 0 56px; }
.search-hero { text-align: center; margin-bottom: 30px; }
.search-hero h1 { font-size: 26px; color: var(--ky-blue-deep); margin-bottom: 20px; }
.search-form { display: flex; max-width: 640px; margin: 0 auto; }
.search-form input {
    flex: 1; height: 48px; border: 2px solid var(--ky-blue); border-right: 0; outline: none;
    border-radius: var(--ky-radius) 0 0 var(--ky-radius); padding: 0 18px; font-size: 15px; color: var(--ky-text);
}
.search-form input:focus { box-shadow: 0 0 0 3px rgba(21, 101, 192, .12); }
.search-form button {
    width: 112px; border: 0; cursor: pointer; font-size: 16px; letter-spacing: 2px; font-weight: 600;
    background: var(--ky-grad); color: #fff; border-radius: 0 var(--ky-radius) var(--ky-radius) 0;
}
.search-summary { margin-top: 16px; font-size: 14px; color: var(--ky-text-2); }
.search-summary strong { color: var(--ky-blue); font-size: 17px; }
.search-tabs { display: flex; gap: 10px; margin-bottom: 26px; }
.search-tabs a {
    padding: 8px 24px; font-size: 14px; color: var(--ky-text-2); background: #fff;
    border: 1px solid var(--ky-line); border-radius: 20px; transition: all .2s;
}
.search-tabs a:hover { color: var(--ky-blue); border-color: var(--ky-blue); }
.search-tabs a.active { background: var(--ky-blue); border-color: var(--ky-blue); color: #fff; font-weight: 600; }
.search-section { margin-bottom: 14px; }
.search-section-title { font-size: 18px; color: var(--ky-blue-deep); padding-left: 10px; border-left: 4px solid var(--ky-blue); margin-bottom: 16px; }
.search-article-list .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;
}
.search-article-list .news-row:hover { border-color: var(--ky-blue); box-shadow: var(--ky-shadow-sm); }
.search-article-list .news-row img { width: 210px; height: 132px; object-fit: cover; border-radius: 8px; flex-shrink: 0; }
.search-more { text-align: center; margin: 22px 0 12px; }
.search-more a {
    display: inline-block; padding: 10px 34px; font-size: 14px; color: var(--ky-blue);
    border: 1px solid var(--ky-blue); border-radius: 22px; background: #fff; transition: all .2s;
}
.search-more a:hover { background: var(--ky-blue); color: #fff; }
.search-empty { text-align: center; padding: 46px 0 30px; background: #fff; border-radius: var(--ky-radius); }
.search-empty-title { font-size: 16px; color: var(--ky-text); }
.search-empty-tip { margin-top: 12px; font-size: 13px; color: var(--ky-text-3); }
.search-empty-tip a { color: var(--ky-blue); }
mark { background: #fff3bf; color: inherit; padding: 0 1px; border-radius: 2px; }

@media (max-width: 1200px) {
    .nav-search input { width: 130px; }
}
@media (max-width: 992px) {
    .nav-search { display: none; }
}

/* 移动端搜索 */
.m-search-page { padding-bottom: 20px; }
.m-search-hero { background: #fff; padding: 14px 14px 12px; margin: 10px 12px; border-radius: 12px; box-shadow: 0 1px 4px rgba(13, 61, 124, .06); }
.m-search-form { display: flex; }
.m-search-form input {
    flex: 1; height: 40px; border: 1px solid #d5dee9; border-right: 0; outline: none;
    border-radius: 20px 0 0 20px; padding: 0 16px; font-size: 14px; background: #f7f9fc; color: var(--ky-text);
}
.m-search-form input::placeholder { color: #9aa8ba; }
.m-search-form button {
    width: 74px; height: 40px; border: 0; cursor: pointer; font-size: 14px; font-weight: 600;
    background: var(--ky-blue); color: #fff; border-radius: 0 20px 20px 0;
}
.m-search-summary { margin-top: 8px; font-size: 12px; color: var(--ky-text-3); }
.m-search-summary strong { color: var(--ky-blue); }
.m-search-more { text-align: center; margin: 6px 0 14px; }
.m-search-more a { display: inline-block; padding: 8px 26px; font-size: 13px; color: var(--ky-blue); border: 1px solid var(--ky-blue); border-radius: 18px; background: #fff; }
.m-search-empty { background: #fff; border-radius: 8px; text-align: center; padding: 46px 16px; }
.m-search-empty-title { font-size: 14px; color: var(--ky-text); }
.m-search-empty-tip { margin-top: 14px; display: flex; justify-content: center; gap: 12px; }
.m-search-empty-tip a { font-size: 13px; color: var(--ky-blue); border: 1px solid var(--ky-blue); border-radius: 16px; padding: 6px 18px; }

/* 图集展示页 */
.gallery-page { padding: 34px 0 60px; }
.gallery-empty { text-align: center; color: var(--ky-text-3); font-size: 14px; padding: 50px 0; background: #f4f8fc; border: 1px dashed var(--ky-line); border-radius: var(--ky-radius); }
.gallery-page .gallery-item img { height: 160px; width: auto; max-width: 100%; margin: 0 auto; object-fit: contain; }
.gallery-section { margin-bottom: 44px; }
.gallery-section:last-child { margin-bottom: 0; }
.gallery-section-title {
    font-size: 22px; color: var(--ky-blue-deep); margin: 0 0 18px; padding-left: 12px;
    border-left: 4px solid var(--ky-blue); line-height: 1.3;
}
.gallery-section-title span { margin-left: 10px; font-size: 13px; font-weight: normal; color: var(--ky-text-3); }
.gallery-page .gallery-item { cursor: zoom-in; }
.gallery-page .gallery-item img { height: 160px; }
.gl-mask {
    position: fixed; inset: 0; z-index: 9999; background: rgba(10, 30, 60, .82);
    display: flex; align-items: center; justify-content: center; cursor: zoom-out;
}
.gl-mask[hidden] { display: none; }
.gl-mask img { max-width: 90vw; max-height: 90vh; object-fit: contain; border-radius: 8px; box-shadow: 0 20px 60px rgba(0, 0, 0, .5); }
@media (max-width: 992px) {
    .gallery-page { padding: 20px 0 40px; }
    .gallery-section { margin-bottom: 30px; }
    .gallery-section-title { font-size: 18px; margin-bottom: 12px; }
    .gallery-page .gallery-grid, .gallery-page--mobile .gallery-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .gallery-page .gallery-item img { height: 110px; }
}