/* 深海蓝 · 青洲体育企业模板 (qzst) - 版式借自公开企业单页节奏, 内容原创 */
:root {
    --qz-primary: #16345E;
    --qz-primary-dark: #112849;
    --qz-primary-light: #40587A;
    --qz-accent: #2FB8C9;
    --qz-accent-dark: #248F9C;
    --qz-accent-light: #54C4D2;
    --qz-sub-bg: #EAF1F7;
    --qz-text: #152230;
    --qz-text2: #5B6E85;
    --qz-dark1: #080F1A;
    --qz-dark2: #10263F;
    --qz-line: #E4E9ED;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif; color: var(--qz-text); background: #fff; line-height: 1.7; }
a { text-decoration: none; color: inherit; transition: all .25s ease; }
img { max-width: 100%; display: block; }
.qz-wrap { max-width: 1180px; margin: 0 auto; padding: 0 18px; }

/* ---------- 顶栏 + 固定导航 ---------- */
.qz-topbar { background: var(--qz-primary-dark); color: #fff; font-size: 13px; }
.qz-topbar .qz-wrap { display: flex; justify-content: space-between; align-items: center; height: 36px; }
.qz-topbar a { color: var(--qz-accent-light); margin-left: 14px; }
.qz-topbar a:hover { color: #fff; }
.qz-header { position: sticky; top: 0; z-index: 999; background: rgba(255,255,255,.97); box-shadow: 0 2px 14px rgba(10,20,40,.08); }
.qz-header .qz-wrap { display: flex; justify-content: space-between; align-items: center; height: 72px; }
.qz-logo { display: flex; align-items: center; gap: 10px; font-size: 22px; font-weight: 800; color: var(--qz-primary-dark); }
.qz-logo-badge { width: 40px; height: 40px; border-radius: 10px; background: linear-gradient(135deg, var(--qz-primary), var(--qz-accent)); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 18px; }
.qz-nav { display: flex; gap: 26px; list-style: none; }
.qz-nav a { font-size: 15px; font-weight: 600; color: var(--qz-text); padding: 8px 2px; border-bottom: 2px solid transparent; }
.qz-nav a:hover, .qz-nav a.on { color: var(--qz-primary); border-bottom-color: var(--qz-accent); }
.qz-tel-btn { background: var(--qz-primary); color: #fff; border-radius: 30px; padding: 9px 20px; font-size: 14px; font-weight: 700; }
.qz-tel-btn:hover { background: var(--qz-primary-dark); }

/* ---------- Hero ---------- */
.qz-hero { position: relative; min-height: 560px; display: flex; align-items: center; color: #fff; overflow: hidden; }
.qz-hero-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.qz-hero-mask { position: absolute; inset: 0; background: linear-gradient(100deg, rgba(6,12,28,.86) 0%, rgba(6,12,28,.55) 55%, rgba(6,12,28,.25) 100%); }
.qz-hero-txt { position: relative; z-index: 2; padding: 70px 0; }
.qz-eyebrow { display: inline-block; letter-spacing: 3px; font-size: 13px; font-weight: 700; color: var(--qz-accent-light); border: 1px solid rgba(255,255,255,.35); padding: 5px 14px; border-radius: 20px; margin-bottom: 18px; }
.qz-hero h1 { font-size: 44px; line-height: 1.25; font-weight: 800; margin-bottom: 10px; }
.qz-hero .qz-en { font-size: 14px; letter-spacing: 2px; color: rgba(255,255,255,.75); margin-bottom: 16px; }
.qz-hero p.lead { font-size: 17px; max-width: 620px; color: rgba(255,255,255,.88); margin-bottom: 28px; }
.qz-btn { display: inline-block; border-radius: 32px; padding: 13px 30px; font-weight: 700; font-size: 15px; }
.qz-btn-solid { background: var(--qz-accent); color: #1d1502; }
.qz-btn-solid:hover { background: var(--qz-accent-dark); color: #fff; }
.qz-btn-ghost { border: 1.6px solid rgba(255,255,255,.7); color: #fff; margin-left: 12px; }
.qz-btn-ghost:hover { background: rgba(255,255,255,.14); }
.qz-hero-stats { position: relative; z-index: 2; display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 44px; max-width: 720px; }
.qz-hero-stats .st { background: rgba(255,255,255,.09); border: 1px solid rgba(255,255,255,.18); border-radius: 12px; padding: 14px 10px; text-align: center; backdrop-filter: blur(4px); }
.qz-hero-stats .num { font-size: 26px; font-weight: 800; color: var(--qz-accent-light); }
.qz-hero-stats .label { font-size: 13px; color: rgba(255,255,255,.8); }

/* ---------- 区块通用 ---------- */
.qz-sec { padding: 74px 0; }
.qz-sec.light { background: #fff; }
.qz-sec.gray { background: var(--qz-sub-bg); }
.qz-sec.dark { background: linear-gradient(160deg, var(--qz-dark1) 0%, var(--qz-dark2) 100%); color: #fff; }
.qz-sec-title { text-align: center; margin-bottom: 46px; }
.qz-sec-title h2 { font-size: 30px; font-weight: 800; position: relative; display: inline-block; padding-bottom: 14px; }
.qz-sec-title h2::after { content: ""; position: absolute; left: 50%; transform: translateX(-50%); bottom: 0; width: 46px; height: 4px; border-radius: 2px; background: linear-gradient(90deg, var(--qz-primary), var(--qz-accent)); }
.qz-sec-title .sub { color: var(--qz-text2); font-size: 15px; margin-top: 12px; }
.qz-sec.dark .qz-sec-title .sub { color: rgba(255,255,255,.65); }

/* ---------- 核心业务 4 卡 ---------- */
.qz-biz-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.qz-biz { background: #fff; border: 1px solid var(--qz-line); border-radius: 16px; overflow: hidden; transition: all .3s ease; }
.qz-biz:hover { transform: translateY(-8px); box-shadow: 0 18px 38px rgba(10,25,60,.14); border-color: var(--qz-primary-light); }
.qz-biz .thumb { height: 150px; overflow: hidden; }
.qz-biz .thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.qz-biz:hover .thumb img { transform: scale(1.07); }
.qz-biz .bd { padding: 20px; }
.qz-biz .icon { width: 46px; height: 46px; border-radius: 12px; background: linear-gradient(135deg, var(--qz-primary), var(--qz-primary-light)); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 19px; margin: -42px 0 14px; position: relative; border: 3px solid #fff; box-shadow: 0 6px 16px rgba(10,25,60,.18); }
.qz-biz h3 { font-size: 17px; margin-bottom: 8px; }
.qz-biz p { font-size: 13.5px; color: var(--qz-text2); min-height: 62px; }
.qz-biz .more { color: var(--qz-primary); font-size: 13px; font-weight: 700; }

/* ---------- 暗色实力数据带 ---------- */
.qz-stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; text-align: center; }
.qz-stat .num { font-size: 38px; font-weight: 800; color: var(--qz-accent-light); }
.qz-stat .num i { font-size: 22px; margin-right: 6px; }
.qz-stat .label { color: rgba(255,255,255,.78); font-size: 14px; margin-top: 4px; }
.qz-bar { margin-top: 40px; }
.qz-bar .row { margin-bottom: 16px; }
.qz-bar .t { display: flex; justify-content: space-between; font-size: 14px; margin-bottom: 6px; color: rgba(255,255,255,.85); }
.qz-bar .track { height: 8px; border-radius: 4px; background: rgba(255,255,255,.14); }
.qz-bar .fill { height: 100%; border-radius: 4px; background: linear-gradient(90deg, var(--qz-accent), var(--qz-accent-light)); }

/* ---------- 图文关于 ---------- */
.qz-about { display: grid; grid-template-columns: 1.05fr 1fr; gap: 46px; align-items: center; }
.qz-about .pic { border-radius: 18px; overflow: hidden; box-shadow: 0 22px 44px rgba(10,25,60,.16); position: relative; }
.qz-about .pic img { width: 100%; height: 380px; object-fit: cover; }
.qz-about .pic .badge { position: absolute; left: 22px; bottom: 22px; background: var(--qz-accent); color: #1d1502; font-weight: 800; border-radius: 12px; padding: 10px 18px; font-size: 14px; }
.qz-about h3 { font-size: 26px; margin-bottom: 14px; }
.qz-about p { color: var(--qz-text2); margin-bottom: 12px; font-size: 15px; }
.qz-about ul { list-style: none; margin: 16px 0 24px; }
.qz-about li { padding: 7px 0; font-size: 15px; }
.qz-about li i { color: var(--qz-primary); margin-right: 10px; }

/* ---------- 服务优势 ---------- */
.qz-feat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.qz-feat { background: #fff; border-radius: 14px; padding: 26px 20px; border: 1px solid var(--qz-line); text-align: center; transition: all .3s ease; }
.qz-feat:hover { box-shadow: 0 16px 30px rgba(10,25,60,.12); transform: translateY(-5px); }
.qz-feat .ic { width: 58px; height: 58px; margin: 0 auto 14px; border-radius: 50%; background: var(--qz-sub-bg); color: var(--qz-primary); display: flex; align-items: center; justify-content: center; font-size: 23px; }
.qz-feat h4 { font-size: 16.5px; margin-bottom: 8px; }
.qz-feat p { font-size: 13.5px; color: var(--qz-text2); }

/* ---------- 评价气泡 ---------- */
.qz-quote-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.qz-quote { background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.14); border-radius: 14px; padding: 22px; }
.qz-quote .txt { font-size: 14.5px; color: rgba(255,255,255,.88); margin-bottom: 16px; }
.qz-quote .who { display: flex; align-items: center; gap: 12px; }
.qz-quote .avatar { width: 42px; height: 42px; border-radius: 50%; background: linear-gradient(135deg, var(--qz-accent), var(--qz-primary-light)); color: #1d1502; font-weight: 800; display: flex; align-items: center; justify-content: center; }
.qz-quote .uname { font-weight: 700; font-size: 14.5px; }
.qz-quote .role { font-size: 12.5px; color: rgba(255,255,255,.6); }
.qz-quote .stars { color: var(--qz-accent-light); font-size: 12px; margin-bottom: 10px; }

/* ---------- 资讯中心 ---------- */
.qz-news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.qz-news { background: #fff; border: 1px solid var(--qz-line); border-radius: 14px; overflow: hidden; transition: all .3s ease; display: block; }
.qz-news:hover { transform: translateY(-6px); box-shadow: 0 16px 34px rgba(10,25,60,.13); }
.qz-news .thumb { height: 168px; background: linear-gradient(135deg, var(--qz-sub-bg), #fff); overflow: hidden; }
.qz-news .thumb img { width: 100%; height: 100%; object-fit: cover; }
.qz-news .bd { padding: 18px; }
.qz-news h4 { font-size: 16px; line-height: 1.5; margin-bottom: 10px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.qz-news:hover h4 { color: var(--qz-primary); }
.qz-news .meta { display: flex; justify-content: space-between; font-size: 12.5px; color: var(--qz-text2); }
.qz-news-empty { text-align: center; color: var(--qz-text2); padding: 40px 0; }

/* ---------- CTA 渐变带 ---------- */
.qz-cta { background: linear-gradient(120deg, var(--qz-primary-dark) 0%, var(--qz-primary) 55%, var(--qz-accent-dark) 130%); color: #fff; padding: 60px 0; }
.qz-cta .qz-wrap { display: flex; justify-content: space-between; align-items: center; gap: 26px; flex-wrap: wrap; }
.qz-cta h2 { font-size: 28px; font-weight: 800; margin-bottom: 8px; }
.qz-cta p { color: rgba(255,255,255,.85); font-size: 15px; }
.qz-cta .qz-btn-solid { white-space: nowrap; }

/* ---------- FAQ 手风琴 ---------- */
.qz-faq { max-width: 820px; margin: 0 auto; }
.qz-faq details { background: #fff; border: 1px solid var(--qz-line); border-radius: 12px; margin-bottom: 14px; overflow: hidden; }
.qz-faq summary { cursor: pointer; list-style: none; padding: 18px 22px; font-weight: 700; font-size: 15.5px; display: flex; justify-content: space-between; align-items: center; }
.qz-faq summary::-webkit-details-marker { display: none; }
.qz-faq summary::after { content: "+"; color: var(--qz-primary); font-size: 20px; font-weight: 800; }
.qz-faq details[open] summary::after { content: "-"; }
.qz-faq details[open] summary { color: var(--qz-primary); }
.qz-faq .ans { padding: 0 22px 18px; color: var(--qz-text2); font-size: 14.5px; }

/* ---------- 案例图片网格 ---------- */
.qz-gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.qz-gal { position: relative; border-radius: 14px; overflow: hidden; height: 210px; }
.qz-gal img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.qz-gal:hover img { transform: scale(1.08); }
.qz-gal .cap { position: absolute; inset: auto 0 0 0; padding: 26px 16px 14px; color: #fff; font-weight: 700; font-size: 15px; background: linear-gradient(transparent, rgba(8,14,30,.82)); }

/* ---------- 页脚 ---------- */
.qz-footer { background: var(--qz-dark1); color: rgba(255,255,255,.75); padding: 56px 0 0; font-size: 14px; }
.qz-footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 34px; padding-bottom: 40px; }
.qz-footer h5 { color: #fff; font-size: 16px; margin-bottom: 16px; }
.qz-footer .brand { font-size: 20px; font-weight: 800; color: #fff; margin-bottom: 12px; }
.qz-footer .brand i { color: var(--qz-accent-light); margin-right: 8px; }
.qz-footer p { margin-bottom: 8px; }
.qz-footer ul { list-style: none; }
.qz-footer li { padding: 4px 0; }
.qz-footer a:hover { color: var(--qz-accent-light); }
.qz-footer .contact i { color: var(--qz-accent-light); width: 22px; }
.qz-copyright { border-top: 1px solid rgba(255,255,255,.1); padding: 18px 0; text-align: center; font-size: 13px; color: rgba(255,255,255,.5); }

/* ---------- 内页通用 ---------- */
.qz-inner-banner { background: linear-gradient(120deg, var(--qz-dark1), var(--qz-primary-dark)); color: #fff; padding: 64px 0 54px; text-align: center; }
.qz-inner-banner h1 { font-size: 30px; font-weight: 800; }
.qz-inner-banner .sub { color: rgba(255,255,255,.7); margin-top: 8px; font-size: 14px; }
.qz-crumb { font-size: 13.5px; color: var(--qz-text2); padding: 20px 0 0; }
.qz-crumb a { color: var(--qz-primary); }
.qz-list { padding: 46px 0 70px; }
.qz-list-item { display: flex; justify-content: space-between; align-items: flex-start; gap: 24px; border-bottom: 1px dashed var(--qz-line); padding: 24px 4px; }
.qz-list-item:hover { background: #fbfcff; }
.qz-list-item h3 { font-size: 18px; margin-bottom: 8px; }
.qz-list-item:hover h3 { color: var(--qz-primary); }
.qz-list-item p { color: var(--qz-text2); font-size: 14px; }
.qz-list-item .meta { color: var(--qz-text2); font-size: 13px; margin-top: 10px; }
.qz-list-item .meta span { margin-right: 16px; }
.qz-list-item .thumb { flex: 0 0 210px; height: 140px; border-radius: 12px; overflow: hidden; background: var(--qz-sub-bg); }
.qz-list-item .thumb img { width: 100%; height: 100%; object-fit: cover; }
.qz-page { text-align: center; padding: 30px 0 0; }
.qz-page a, .qz-page span { display: inline-block; margin: 0 4px; padding: 8px 15px; border: 1px solid var(--qz-line); border-radius: 8px; font-size: 14px; }
.qz-page a:hover { border-color: var(--qz-primary); color: var(--qz-primary); }
.qz-back { display: inline-block; margin: 26px 0; background: var(--qz-primary); color: #fff; border-radius: 26px; padding: 10px 24px; font-size: 14px; }
.qz-back:hover { background: var(--qz-primary-dark); }

/* ---------- 文章详情 ---------- */
.qz-detail { max-width: 860px; margin: 0 auto; padding: 34px 0 70px; }
.qz-detail h1 { font-size: 28px; line-height: 1.45; margin: 18px 0 14px; }
.qz-detail .meta { color: var(--qz-text2); font-size: 13.5px; border-bottom: 1px solid var(--qz-line); padding-bottom: 16px; margin-bottom: 26px; }
.qz-detail .meta span { margin-right: 20px; }
.qz-detail .meta i { color: var(--qz-primary); margin-right: 5px; }
.qz-detail-body { font-size: 16px; line-height: 2; }
.qz-detail-body p { margin-bottom: 16px; }
.qz-detail-body img { border-radius: 12px; margin: 18px auto; }

/* ---------- 图集 ---------- */
.qz-img-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; padding: 40px 0 70px; }
.qz-img-grid a { border-radius: 12px; overflow: hidden; display: block; height: 200px; position: relative; }
.qz-img-grid img { width: 100%; height: 100%; object-fit: cover; transition: transform .45s ease; }
.qz-img-grid a:hover img { transform: scale(1.07); }
.qz-img-grid .cap { position: absolute; inset: auto 0 0 0; color: #fff; font-size: 14px; padding: 24px 12px 10px; background: linear-gradient(transparent, rgba(8,14,30,.8)); }

/* ---------- 搜索 ---------- */
.qz-search-box { max-width: 640px; margin: 0 auto; display: flex; gap: 10px; }
.qz-search-box input { flex: 1; border: 1.6px solid var(--qz-line); border-radius: 30px; padding: 12px 22px; font-size: 15px; outline: none; }
.qz-search-box input:focus { border-color: var(--qz-primary); }
.qz-search-box button { background: var(--qz-primary); color: #fff; border: 0; border-radius: 30px; padding: 0 28px; font-weight: 700; cursor: pointer; }
.qz-search-box button:hover { background: var(--qz-primary-dark); }

/* ---------- 标签 ---------- */
.qz-tagcloud { display: flex; flex-wrap: wrap; gap: 12px; padding: 40px 0 70px; }
.qz-tagcloud a { background: var(--qz-sub-bg); color: var(--qz-primary-dark); border-radius: 24px; padding: 8px 20px; font-size: 14px; }
.qz-tagcloud a:hover { background: var(--qz-primary); color: #fff; }

/* ---------- 404 ---------- */
.qz-404 { text-align: center; padding: 110px 20px; }
.qz-404 .code { font-size: 96px; font-weight: 800; background: linear-gradient(120deg, var(--qz-primary), var(--qz-accent)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.qz-404 p { color: var(--qz-text2); margin: 14px 0 30px; font-size: 16px; }

/* ---------- 回顶 ---------- */
.qz-totop { position: fixed; right: 22px; bottom: 26px; width: 44px; height: 44px; border-radius: 50%; background: var(--qz-primary); color: #fff; display: flex; align-items: center; justify-content: center; box-shadow: 0 8px 20px rgba(10,25,60,.25); z-index: 998; }
.qz-totop:hover { background: var(--qz-accent-dark); }

/* ---------- 响应式 ---------- */
@media (max-width: 992px) {
    .qz-biz-grid, .qz-feat-grid, .qz-stat-grid { grid-template-columns: repeat(2, 1fr); }
    .qz-news-grid, .qz-quote-grid, .qz-gallery-grid, .qz-img-grid { grid-template-columns: repeat(2, 1fr); }
    .qz-about { grid-template-columns: 1fr; }
    .qz-footer-grid { grid-template-columns: 1fr 1fr; }
    .qz-hero h1 { font-size: 32px; }
    .qz-nav { display: none; }
}
@media (max-width: 576px) {
    .qz-biz-grid, .qz-feat-grid, .qz-stat-grid, .qz-news-grid, .qz-quote-grid, .qz-gallery-grid, .qz-img-grid, .qz-footer-grid { grid-template-columns: 1fr; }
    .qz-hero-stats { grid-template-columns: repeat(2, 1fr); }
    .qz-list-item { flex-direction: column-reverse; }
    .qz-list-item .thumb { flex: none; width: 100%; }
}