/* ============================================================
   qt001 · 体育企业模板  style.css  v=qt001b
   前缀 qt- | 宝蓝 × 金橙 | 浅色底 | 参照开云 App 式落地页八段架构（无全覆盖广告）
   ============================================================ */
:root{
    --qt-page:#eef2fa; --qt-surface:#ffffff; --qt-surface2:#dde6f7;
    --qt-ink:#0a1633; --qt-ink2:#3f5177; --qt-muted:#7c8aa8; --qt-line:#d8e0f2;
    --qt-blue:#1e4fd6; --qt-blue-dk:#133a9a; --qt-blue-deep:#041146; --qt-sky:#4aa8ff;
    --qt-gold:#f5b021; --qt-gold2:#ffd166;
    --qt-grad:linear-gradient(135deg,#1e4fd6,#133a9a);
    --qt-grad-soft:linear-gradient(135deg,#e6ecfa,#f5f8ff);
    --qt-grad-warm:linear-gradient(135deg,#f5b021,#ffd166);
    --qt-radius:18px; --qt-radius-sm:12px;
    --qt-shadow:0 10px 30px rgba(19,58,154,.09);
    --qt-shadow-lg:0 22px 55px rgba(4,17,70,.17);
}
*{box-sizing:border-box;}
body{margin:0;font-family:"PingFang SC","Microsoft YaHei",-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;background:var(--qt-page);color:var(--qt-ink);line-height:1.65;-webkit-font-smoothing:antialiased;}
img{max-width:100%;height:auto;}
a{color:var(--qt-blue-dk);text-decoration:none;transition:color .2s;}
a:hover{color:var(--qt-blue);}
h1,h2,h3,h4,h5{line-height:1.3;color:var(--qt-ink);}
.qt-main{display:block;}

/* ---------- Buttons ---------- */
.btn-qt-blue,.btn-qt-line,.btn-qt-gold,.btn-qt-ghost{border:none;border-radius:999px;padding:.72rem 1.7rem;font-weight:700;font-size:1rem;cursor:pointer;transition:transform .2s,box-shadow .2s,opacity .2s;display:inline-flex;align-items:center;gap:.4rem;line-height:1;}
.btn-qt-blue{background:var(--qt-grad);color:#fff;box-shadow:0 10px 22px rgba(30,79,214,.32);}
.btn-qt-blue:hover{color:#fff;transform:translateY(-3px);box-shadow:0 16px 30px rgba(30,79,214,.4);}
.btn-qt-gold{background:var(--qt-grad-warm);color:#fff;box-shadow:0 10px 22px rgba(245,176,33,.32);}
.btn-qt-gold:hover{color:#fff;transform:translateY(-3px);box-shadow:0 16px 30px rgba(245,176,33,.42);}
.btn-qt-line{background:#fff;color:var(--qt-blue-dk);border:2px solid var(--qt-blue);}
.btn-qt-line:hover{color:var(--qt-blue-dk);transform:translateY(-3px);background:var(--qt-surface2);}
.btn-qt-ghost{background:rgba(255,255,255,.16);color:#fff;border:2px solid rgba(255,255,255,.7);}
.btn-qt-ghost:hover{color:#fff;background:rgba(255,255,255,.28);transform:translateY(-3px);}

/* ---------- Header ---------- */
.qt-header{background:rgba(255,255,255,.92);backdrop-filter:saturate(160%) blur(10px);border-bottom:1px solid var(--qt-line);position:sticky;top:0;z-index:1030;}
.qt-brand{display:flex;align-items:center;gap:.6rem;}
.qt-brand-mark{width:42px;height:42px;display:inline-flex;}
.qt-brand-mark svg{width:42px;height:42px;}
.qt-brand-text{font-weight:900;font-size:1.3rem;color:var(--qt-ink);letter-spacing:.5px;}
.qt-nav .nav-link{color:var(--qt-ink);font-weight:600;padding:.5rem .95rem;position:relative;}
.qt-nav .nav-link:hover{color:var(--qt-blue-dk);}
.qt-nav .nav-item.active .nav-link{color:var(--qt-blue-dk);}
.qt-nav .nav-item.active .nav-link::after{content:"";position:absolute;left:.95rem;right:.95rem;bottom:.15rem;height:3px;border-radius:3px;background:var(--qt-grad);}
.qt-nav-cta{margin-left:.8rem;}
.navbar-toggler{border:1px solid var(--qt-line);}

/* ---------- Hero ---------- */
.qt-hero{background:var(--qt-grad-soft);padding:3.6rem 0 4.2rem;position:relative;overflow:hidden;}
.qt-hero::before{content:"";position:absolute;width:420px;height:420px;right:-120px;top:-120px;background:radial-gradient(circle,rgba(30,79,214,.14),transparent 70%);}
.qt-hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:3rem;align-items:center;position:relative;}
.qt-hero-tag{display:inline-block;background:rgba(30,79,214,.12);color:var(--qt-blue-dk);font-weight:700;font-size:.85rem;padding:.4rem 1rem;border-radius:999px;}
.qt-hero-title{font-size:2.7rem;font-weight:900;margin:1rem 0 .4rem;color:var(--qt-ink);}
.qt-hero-title em{display:block;font-style:normal;font-size:1.5rem;font-weight:800;background:var(--qt-grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;margin-top:.35rem;}
.qt-hero-sub{font-weight:800;color:var(--qt-blue-dk);font-size:1.12rem;margin:.6rem 0 .4rem;}
.qt-hero-lead{color:var(--qt-ink2);font-size:1.02rem;max-width:560px;}
.qt-hero-btns{display:flex;gap:.9rem;margin:1.6rem 0 1.8rem;flex-wrap:wrap;}
.qt-hero-stats{display:flex;flex-wrap:wrap;gap:0;}
.qt-hero-stats .ohs{padding:0 1.4rem;border-left:2px solid var(--qt-line);}
.qt-hero-stats .ohs:first-child{padding-left:0;border-left:none;}
.qt-hero-stats b{display:block;font-size:1.55rem;font-weight:900;color:var(--qt-blue-dk);line-height:1.1;}
.qt-hero-stats span{font-size:.82rem;color:var(--qt-muted);}
.qt-hero-visual{position:relative;}
.qt-hero-photo{border-radius:26px;overflow:hidden;box-shadow:var(--qt-shadow-lg);}
.qt-hero-photo img{width:100%;display:block;filter:saturate(1.08) contrast(1.03);}

/* ---------- About chips ---------- */
.qt-about-chips{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:1.2rem;}
.qt-about-chips span{background:var(--qt-surface2);color:var(--qt-blue-dk);font-size:.85rem;font-weight:700;padding:.35rem .95rem;border-radius:999px;}

/* ---------- Generic section ---------- */
.qt-sec{padding:4.6rem 0;}
.qt-sec-head{margin-bottom:2.6rem;}
.qt-sec-eyebrow{display:inline-block;font-size:.78rem;font-weight:800;letter-spacing:2px;color:var(--qt-blue);text-transform:uppercase;}
.qt-sec-title{font-size:2.1rem;font-weight:900;margin:.5rem 0 .5rem;position:relative;}
.qt-sec-head.text-center .qt-sec-title,.qt-sec-head.text-center .qt-sec-eyebrow{display:inline-block;}
.qt-sec-sub{color:var(--qt-muted);font-size:1rem;max-width:680px;}
.qt-sec-head.text-center .qt-sec-sub{margin:0 auto;}

/* ---------- Why choose: 大卡 + 四大能力小卡 ---------- */
.qt-why-sec{background:var(--qt-page);}
.qt-why-grid{display:flex;flex-direction:column;gap:1.4rem;}
.qt-why-hero{display:grid;grid-template-columns:1.1fr .9fr;background:var(--qt-surface2);border:1px solid var(--qt-line);border-radius:var(--qt-radius);overflow:hidden;box-shadow:var(--qt-shadow);}
.qt-why-hero-body{padding:2.2rem;display:flex;flex-direction:column;gap:.9rem;align-items:flex-start;justify-content:center;}
.qt-why-hero-body h3{font-size:1.5rem;font-weight:900;margin:0;color:var(--qt-ink);}
.qt-why-hero-body p{margin:0;color:var(--qt-ink2);font-size:.98rem;}
.qt-why-hero-pic img{width:100%;height:100%;object-fit:cover;display:block;}
.qt-why-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:1.2rem;}
.qt-why-card{display:flex;gap:1rem;align-items:flex-start;background:#fff;border:1px solid var(--qt-line);border-radius:var(--qt-radius);padding:1.4rem 1.5rem;box-shadow:var(--qt-shadow);transition:transform .28s,box-shadow .28s,border-color .28s;}
.qt-why-card:hover{transform:translateY(-5px);box-shadow:var(--qt-shadow-lg);border-color:transparent;}
.qt-why-ico{flex:0 0 auto;width:52px;height:52px;border-radius:14px;background:var(--qt-grad-soft);color:var(--qt-blue-dk);display:flex;align-items:center;justify-content:center;transition:background .28s,color .28s;}
.qt-why-ico svg{width:26px;height:26px;}
.qt-why-card:hover .qt-why-ico{background:var(--qt-grad);color:#fff;}
.qt-why-card h4{font-size:1.1rem;font-weight:800;margin:0 0 .35rem;color:var(--qt-ink);}
.qt-why-card p{font-size:.9rem;color:var(--qt-muted);margin:0;}

/* ---------- Global signal: 全球信号热力覆盖 ---------- */
.qt-globe-sec{background:#fff;}
.qt-globe-media{position:relative;border-radius:22px;overflow:hidden;box-shadow:var(--qt-shadow-lg);}
.qt-globe-media img{width:100%;display:block;}
.qt-globe-cities{position:absolute;left:0;right:0;bottom:0;padding:1rem 1.2rem;background:linear-gradient(transparent,rgba(4,17,70,.82));display:flex;flex-wrap:wrap;gap:.6rem;justify-content:center;}
.qt-globe-cities span{background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.35);color:#fff;font-weight:700;font-size:.85rem;padding:.3rem .9rem;border-radius:999px;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);}
.qt-globe-legend{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem;margin-top:1.4rem;}
.qt-globe-item{display:flex;gap:.7rem;align-items:flex-start;background:var(--qt-page);border:1px solid var(--qt-line);border-radius:var(--qt-radius-sm);padding:1rem 1.1rem;box-shadow:var(--qt-shadow);}
.qt-globe-item b{display:block;font-size:1rem;color:var(--qt-ink);}
.qt-globe-item span{display:block;font-size:.85rem;color:var(--qt-muted);}
.lg-dot{flex:0 0 auto;width:14px;height:14px;border-radius:50%;margin-top:.3rem;}
.lg-hot{background:#ff3b4e;box-shadow:0 0 0 4px rgba(255,59,78,.18);}
.lg-stable{background:var(--qt-blue);box-shadow:0 0 0 4px rgba(14,159,110,.18);}
.lg-local{background:var(--qt-gold);box-shadow:0 0 0 4px rgba(245,176,33,.18);}

/* ---------- Security guard: 网络化安全体系 ---------- */
.qt-guard-sec{background:var(--qt-page);}
.qt-guard-core{display:flex;align-items:center;justify-content:center;gap:.6rem;width:max-content;margin:0 auto 1.6rem;background:var(--qt-grad);color:#fff;font-weight:900;padding:.7rem 1.6rem;border-radius:999px;box-shadow:var(--qt-shadow);}
.qt-guard-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem;}
.qt-guard-card{background:#fff;border:1px solid var(--qt-line);border-radius:var(--qt-radius);padding:1.5rem 1.4rem;box-shadow:var(--qt-shadow);transition:transform .25s,box-shadow .25s;}
.qt-guard-card:hover{transform:translateY(-6px);box-shadow:var(--qt-shadow-lg);}
.qt-guard-card .hg-t{display:block;font-size:1.05rem;font-weight:900;color:var(--qt-ink);margin-bottom:.5rem;}
.qt-guard-card p{font-size:.9rem;color:var(--qt-muted);margin:0;}

/* ---------- About ---------- */
.qt-about-sec{background:#fff;}
.qt-about-grid{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:center;}
.qt-about-media{position:relative;}
.qt-about-media img{border-radius:22px;box-shadow:var(--qt-shadow-lg);width:100%;}
.qt-about-badge{position:absolute;left:18px;bottom:18px;background:var(--qt-grad);color:#fff;font-weight:800;padding:.55rem 1.1rem;border-radius:12px;box-shadow:var(--qt-shadow);}
.qt-about-lead{color:var(--qt-ink2);font-size:1.02rem;}
.qt-about-points{list-style:none;padding:0;margin:1.2rem 0;}
.qt-about-points li{display:flex;align-items:flex-start;gap:.6rem;padding:.35rem 0;color:var(--qt-ink2);}
.qt-about-points li span{color:var(--qt-blue);font-weight:900;}
.qt-about-stats{display:flex;gap:2rem;margin-top:1.4rem;}
.qt-about-stats b{display:block;font-size:1.9rem;font-weight:900;color:var(--qt-blue-dk);}
.qt-about-stats span{font-size:.85rem;color:var(--qt-muted);}

/* ---------- FAQ 新手上路 ---------- */
.qt-faq-sec{background:#fff;}
.qt-faq-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:1.1rem;}
.qt-faq{display:flex;gap:1rem;background:var(--qt-page);border:1px solid var(--qt-line);border-radius:var(--qt-radius);padding:1.3rem 1.4rem;box-shadow:var(--qt-shadow);transition:transform .25s,box-shadow .25s;}
.qt-faq:hover{transform:translateY(-4px);box-shadow:var(--qt-shadow-lg);}
.qt-faq-no{flex:0 0 auto;width:40px;height:40px;border-radius:12px;background:var(--qt-grad);color:#fff;font-weight:900;display:flex;align-items:center;justify-content:center;font-size:1.1rem;}
.qt-faq-body h3{font-size:1.05rem;font-weight:800;margin:0 0 .4rem;color:var(--qt-ink);}
.qt-faq-body p{font-size:.9rem;color:var(--qt-muted);margin:0;}

/* ---------- News ---------- */
.qt-news-sec{background:#fff;}
.qt-news-grid{margin-top:.5rem;}
.qt-newscard{background:#fff;border:1px solid var(--qt-line);border-radius:var(--qt-radius);overflow:hidden;box-shadow:var(--qt-shadow);transition:transform .25s,box-shadow .25s;height:100%;display:flex;flex-direction:column;}
.qt-newscard:hover{transform:translateY(-6px);box-shadow:var(--qt-shadow-lg);}
.qt-newscard-thumb{display:block;aspect-ratio:16/10;overflow:hidden;}
.qt-newscard-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s;}
.qt-newscard:hover .qt-newscard-thumb img{transform:scale(1.06);}
.qt-newscard-body{padding:1.1rem 1.2rem 1.2rem;display:flex;flex-direction:column;flex:1;}
.qt-newscard-body h3{font-size:1.08rem;font-weight:800;margin:0 0 .5rem;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.qt-newscard-body h3 a{color:var(--qt-ink);}
.qt-newscard-body h3 a:hover{color:var(--qt-blue-dk);}
.qt-newscard-body .excerpt{font-size:.88rem;color:var(--qt-muted);margin:0 0 .8rem;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;flex:1;}
.qt-newscard-meta{display:flex;justify-content:space-between;font-size:.8rem;color:var(--qt-muted);border-top:1px solid var(--qt-line);padding-top:.7rem;}
.qt-news-empty{text-align:center;background:#fff;border:1px dashed var(--qt-line);border-radius:var(--qt-radius);padding:0;overflow:hidden;}
.qt-news-empty img{width:100%;max-height:360px;object-fit:cover;}
.qt-news-empty p{padding:1.4rem;color:var(--qt-muted);margin:0;}

/* ---------- App download band ---------- */
.qt-appdl-sec{background:var(--qt-grad-soft);}
.qt-appdl-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:2.6rem;align-items:center;}
.qt-appdl-body p{color:var(--qt-ink2);font-size:1rem;}
.qt-appdl-stats{display:flex;gap:2.2rem;margin:1.4rem 0;}
.qt-appdl-stats b{display:block;font-size:1.7rem;font-weight:900;color:var(--qt-blue-dk);}
.qt-appdl-stats span{font-size:.85rem;color:var(--qt-muted);}
.qt-appdl-media img{border-radius:22px;box-shadow:var(--qt-shadow-lg);width:100%;display:block;}

/* ---------- Breadcrumb ---------- */
.qt-crumb{background:var(--qt-surface2);border-bottom:1px solid var(--qt-line);padding:.75rem 0;font-size:.88rem;color:var(--qt-muted);}
.qt-crumb a{color:var(--qt-ink2);}
.qt-crumb a:hover{color:var(--qt-blue-dk);}
.qt-crumb .sep{margin:0 .4rem;color:var(--qt-line);}

/* ---------- Category / Panel ---------- */
.qt-cat{padding-top:2.6rem;padding-bottom:3rem;}
.qt-panel{background:#fff;border:1px solid var(--qt-line);border-radius:var(--qt-radius);padding:1.8rem 1.8rem 2rem;box-shadow:var(--qt-shadow);}
.qt-panel-t{font-size:1.5rem;font-weight:900;border-left:5px solid var(--qt-blue);padding-left:.8rem;margin:0 0 1.2rem;}
.qt-panel-desc{color:var(--qt-muted);font-size:.9rem;margin:-.6rem 0 1.2rem;}
.qt-lists{display:flex;flex-direction:column;}
.qt-listitem{display:flex;gap:1.1rem;padding:1.1rem 0;border-bottom:1px solid var(--qt-line);}
.qt-listitem:last-child{border-bottom:none;}
.qt-listitem-thumb{flex:0 0 190px;height:122px;border-radius:var(--qt-radius-sm);overflow:hidden;}
.qt-listitem-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s;}
.qt-listitem:hover .qt-listitem-thumb img{transform:scale(1.06);}
.qt-listitem-body{flex:1;min-width:0;}
.qt-listitem-body h3{font-size:1.12rem;font-weight:800;margin:0 0 .4rem;}
.qt-listitem-body h3 a{color:var(--qt-ink);}
.qt-listitem-body h3 a:hover{color:var(--qt-blue-dk);}
.qt-listitem-body .excerpt{font-size:.9rem;color:var(--qt-muted);margin:0 0 .5rem;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.qt-listitem-meta{font-size:.82rem;color:var(--qt-muted);}
.qt-listitem-meta .more{color:var(--qt-blue-dk);font-weight:700;}
.qt-empty{text-align:center;color:var(--qt-muted);padding:2.5rem 0;}
.qt-hl{color:var(--qt-blue);}

/* ---------- Sidebar ---------- */
.qt-side-box{background:#fff;border:1px solid var(--qt-line);border-radius:var(--qt-radius);padding:1.25rem 1.3rem;margin-bottom:1.3rem;box-shadow:var(--qt-shadow);}
.qt-side-t{font-size:1.08rem;font-weight:800;border-left:4px solid var(--qt-blue);padding-left:.65rem;margin:0 0 1rem;}
.qt-side-list{list-style:none;padding:0;margin:0;}
.qt-side-list li{display:flex;gap:.7rem;align-items:flex-start;padding:.5rem 0;border-bottom:1px dashed var(--qt-line);}
.qt-side-list li:last-child{border-bottom:none;}
.qt-rank{flex:0 0 auto;width:22px;height:22px;border-radius:6px;background:var(--qt-surface2);color:var(--qt-muted);font-weight:800;font-size:.8rem;display:flex;align-items:center;justify-content:center;margin-top:1px;}
.qt-rank.top{background:var(--qt-grad);color:#fff;}
.qt-rank-tt{color:var(--qt-ink2);font-size:.92rem;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.qt-rank-tt:hover{color:var(--qt-blue-dk);}
.qt-side-gal img{width:100%;border-radius:var(--qt-radius-sm);margin-bottom:.7rem;}
.qt-side-gal img:last-child{margin-bottom:0;}
.qt-tagcloud{display:flex;flex-wrap:wrap;gap:.5rem;}
.qt-tagcloud a{background:var(--qt-surface2);color:var(--qt-ink2);font-size:.82rem;padding:.3rem .8rem;border-radius:999px;}
.qt-tagcloud a:hover{background:var(--qt-grad);color:#fff;}
.qt-tagcloud-lg a{font-size:.92rem;padding:.45rem 1rem;}

/* ---------- Detail ---------- */
.qt-detail-title{font-size:1.9rem;font-weight:900;margin:.2rem 0 1rem;}
.qt-detail-meta{display:flex;flex-wrap:wrap;gap:.4rem 1.3rem;font-size:.88rem;color:var(--qt-muted);padding-bottom:1rem;border-bottom:1px solid var(--qt-line);margin-bottom:1.3rem;}
.qt-detail-meta b{color:var(--qt-ink2);font-weight:600;}
.qt-prose{font-size:1rem;color:var(--qt-ink2);}
.qt-prose p{margin:0 0 1.1rem;}
.qt-prose h2,.qt-prose h3,.qt-prose h4{margin:1.6rem 0 .8rem;color:var(--qt-ink);font-weight:800;}
.qt-prose h2{font-size:1.4rem;}.qt-prose h3{font-size:1.2rem;}.qt-prose h4{font-size:1.05rem;}
.qt-prose img{max-width:100%;height:auto;display:block;margin:1rem auto;border-radius:12px;}
.qt-prose ul,.qt-prose ol{padding-left:1.4rem;margin:0 0 1.1rem;}
.qt-prose blockquote{border-left:4px solid var(--qt-blue);background:var(--qt-surface2);padding:.9rem 1.1rem;margin:1.1rem 0;border-radius:0 10px 10px 0;color:var(--qt-ink2);}
.qt-prose table{width:100%;border-collapse:collapse;margin:1.1rem 0;}
.qt-prose th,.qt-prose td{border:1px solid var(--qt-line);padding:.6rem .8rem;text-align:left;}
.qt-prose a{color:var(--qt-blue-dk);text-decoration:underline;}
.qt-detail-tags{display:flex;flex-wrap:wrap;gap:.5rem;margin:1.6rem 0;}
.qt-tagpill{background:var(--qt-surface2);color:var(--qt-ink2);font-size:.85rem;padding:.35rem .9rem;border-radius:999px;}
.qt-tagpill:hover{background:var(--qt-grad);color:#fff;}
.qt-prevnext{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin:1.6rem 0;}
.qt-pn{border:1px solid var(--qt-line);border-radius:var(--qt-radius-sm);padding:.9rem 1.1rem;background:var(--qt-page);}
.qt-pn-next{text-align:right;}
.qt-pn p{margin:0 0 .3rem;font-size:.78rem;color:var(--qt-muted);}
.qt-pn a{color:var(--qt-ink);font-weight:700;}
.qt-pn a:hover{color:var(--qt-blue-dk);}
.qt-related{margin-top:2rem;padding-top:1.4rem;border-top:1px solid var(--qt-line);}
.qt-related-t{font-size:1.15rem;font-weight:800;border-left:4px solid var(--qt-blue);padding-left:.65rem;margin-bottom:.6rem;}

/* ---------- Pagination ---------- */
.qt-pag .page-link,.qt-pag .pagination .page-num{color:var(--qt-blue-dk);border:1px solid var(--qt-line);border-radius:8px;margin:0 3px;padding:.4rem .85rem;}
.qt-pag .active>span,.qt-pag .page-link.current{background:var(--qt-grad);color:#fff;border-color:transparent;}

/* ---------- Image grid (articleImg) ---------- */
.qt-imggrid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;}
.qt-imgcell{display:block;background:#fff;border:1px solid var(--qt-line);border-radius:var(--qt-radius-sm);overflow:hidden;transition:transform .25s,box-shadow .25s;}
.qt-imgcell:hover{transform:translateY(-4px);box-shadow:var(--qt-shadow-lg);}
.qt-imgcell-img{aspect-ratio:4/3;overflow:hidden;}
.qt-imgcell-img img{width:100%;height:100%;object-fit:cover;}
.qt-imgcell-cap{padding:.7rem .85rem;font-size:.88rem;color:var(--qt-ink2);font-weight:600;}

/* ---------- Tag head ---------- */
.qt-taghead{display:flex;gap:14px;align-items:center;padding-bottom:14px;border-bottom:1px solid var(--qt-line);margin-bottom:8px;}
.qt-taghead-hash{flex:0 0 auto;width:56px;height:56px;border-radius:50%;background:var(--qt-grad);color:#fff;font-size:24px;font-weight:900;display:flex;align-items:center;justify-content:center;}
.qt-taghead-t{font-size:1.5rem;font-weight:900;margin:0;}
.qt-taghead-d{margin:.2rem 0 0;color:var(--qt-muted);font-size:.9rem;}

/* ---------- DIY pages ---------- */
.qt-pagehead{background:var(--qt-grad);color:#fff;padding:3rem 0;position:relative;overflow:hidden;}
.qt-pagehead::before{content:"";position:absolute;width:340px;height:340px;right:-80px;top:-120px;background:radial-gradient(circle,rgba(255,255,255,.16),transparent 70%);}
.qt-pagehead h1{color:#fff;font-size:2.3rem;font-weight:900;margin:0 0 .5rem;position:relative;}
.qt-pagehead-sub{color:rgba(255,255,255,.88);font-size:1.05rem;margin:0;position:relative;}
.qt-crumb-inline{margin-top:1rem;font-size:.88rem;color:rgba(255,255,255,.85);position:relative;}
.qt-crumb-inline a{color:#fff;text-decoration:underline;}
.qt-crumb-inline .sep{margin:0 .4rem;opacity:.7;}
.qt-app-banner .qt-pagehead-sub{margin-bottom:1rem;}
.qt-ab-badge{display:inline-block;background:rgba(255,255,255,.2);color:#fff;font-weight:700;padding:.4rem 1.1rem;border-radius:999px;position:relative;margin-bottom:.6rem;}
.qt-app-hero-stats{display:flex;justify-content:center;gap:2.6rem;margin:1.4rem 0 .3rem;position:relative;}
.qt-ahs b{display:block;font-size:1.8rem;font-weight:900;}
.qt-ahs span{font-size:.85rem;color:rgba(255,255,255,.85);}

.qt-diy{padding:3rem 0;}
.qt-diy-sec{margin-bottom:2.6rem;}
.qt-diy-alt{background:var(--qt-surface2);border-radius:var(--qt-radius);padding:2rem 1.8rem;margin-left:-1.8rem;margin-right:-1.8rem;}
.qt-diy-t{font-size:1.6rem;font-weight:900;border-left:5px solid var(--qt-blue);padding-left:.85rem;margin:0 0 1rem;}
.qt-diy-lead,.qt-diy-sec>p{color:var(--qt-ink2);}
.qt-diy-eyebrow{display:inline-block;font-size:.78rem;font-weight:800;letter-spacing:1.5px;color:var(--qt-blue);text-transform:uppercase;margin-bottom:.4rem;}
.qt-diy-update{text-align:right;color:var(--qt-muted);font-size:.85rem;padding-top:1rem;}

.qt-diy-split{display:grid;grid-template-columns:1fr 1fr;gap:2.4rem;align-items:center;}
.qt-diy-split-media img{border-radius:20px;box-shadow:var(--qt-shadow-lg);width:100%;}
.qt-diy-reverse .qt-diy-split-media{order:2;}
.qt-stat-strip{display:flex;flex-wrap:wrap;gap:2rem;margin-top:1.4rem;}
.qt-stat-strip b{display:block;font-size:1.7rem;font-weight:900;color:var(--qt-blue-dk);}
.qt-stat-strip span{font-size:.85rem;color:var(--qt-muted);}

.qt-timeline{position:relative;padding-left:8px;}
.qt-tl-item{display:flex;gap:1.1rem;padding:1rem 0;position:relative;}
.qt-tl-year{flex:0 0 auto;width:64px;height:64px;border-radius:16px;background:var(--qt-grad);color:#fff;font-weight:900;display:flex;align-items:center;justify-content:center;}
.qt-tl-body{background:#fff;border:1px solid var(--qt-line);border-radius:var(--qt-radius-sm);padding:.9rem 1.1rem;flex:1;box-shadow:var(--qt-shadow);}
.qt-tl-body h4{margin:0 0 .3rem;font-weight:800;}
.qt-tl-body p{margin:0;color:var(--qt-muted);font-size:.9rem;}

.qt-info-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem;}
.qt-info-card{background:#fff;border:1px solid var(--qt-line);border-radius:var(--qt-radius);padding:1.5rem 1.3rem;box-shadow:var(--qt-shadow);transition:transform .25s,box-shadow .25s;text-align:center;}
.qt-info-card:hover{transform:translateY(-6px);box-shadow:var(--qt-shadow-lg);}
.qt-ic-ico{font-size:2.2rem;}
.qt-info-card h4{font-size:1.1rem;font-weight:800;margin:.7rem 0 .4rem;}
.qt-info-card p{font-size:.88rem;color:var(--qt-muted);margin:0;}

.qt-contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:2rem;align-items:start;}
.qt-contact-info{display:flex;flex-direction:column;gap:1rem;}
.qt-ci-item{display:flex;gap:.9rem;align-items:flex-start;background:#fff;border:1px solid var(--qt-line);border-radius:var(--qt-radius-sm);padding:.9rem 1.1rem;box-shadow:var(--qt-shadow);}
.qt-ci-ico{font-size:1.5rem;flex:0 0 auto;}
.qt-ci-item b{display:block;color:var(--qt-ink);font-weight:800;}
.qt-ci-item span{color:var(--qt-muted);font-size:.9rem;}
.qt-contact-map{position:relative;}
.qt-contact-map img{border-radius:var(--qt-radius);width:100%;}
.qt-map-tip{position:absolute;left:14px;bottom:14px;background:rgba(4,17,70,.82);color:#fff;padding:.4rem .9rem;border-radius:10px;font-size:.85rem;font-weight:600;}

.qt-form{margin-top:1rem;}
.qt-form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem;}
.qt-form-field{margin-bottom:1rem;}
.qt-form-field label{display:block;font-weight:700;margin-bottom:.4rem;color:var(--qt-ink);}
.qt-form-field input,.qt-form-field textarea{width:100%;border:1px solid var(--qt-line);border-radius:12px;padding:.7rem .9rem;background:var(--qt-page);font-size:.95rem;color:var(--qt-ink);}
.qt-form-field input:focus,.qt-form-field textarea:focus{outline:none;border-color:var(--qt-blue);background:#fff;box-shadow:0 0 0 3px rgba(30,79,214,.15);}

/* ---------- App download ---------- */
.qt-feature-list{display:grid;grid-template-columns:1fr 1fr;gap:.7rem;margin:1.3rem 0;}
.qt-fl-item{display:flex;align-items:center;gap:.6rem;background:var(--qt-surface2);border-radius:12px;padding:.65rem .9rem;font-weight:600;color:var(--qt-ink2);}
.qt-fl-item span{font-size:1.2rem;}
.qt-dl-btns{display:flex;gap:.9rem;flex-wrap:wrap;margin-top:1.2rem;}
.qt-dlbtn{display:flex;align-items:center;gap:.6rem;background:#0a1633;color:#fff;border-radius:12px;padding:.6rem 1.15rem;}
.qt-dlbtn:hover{color:#fff;transform:translateY(-2px);}
.qt-dlbtn-apple .dib-ico{width:22px;height:22px;border-radius:6px;background:linear-gradient(#fff,#cfcfcf);}
.dib-txt{display:flex;flex-direction:column;line-height:1.1;}
.dib-txt small{font-size:.68rem;opacity:.8;}
.dib-txt b{font-size:1.05rem;font-weight:700;}
.qt-phone-col{display:flex;justify-content:center;}
.qt-phone{width:250px;height:480px;background:#0b1a12;border-radius:38px;padding:12px;box-shadow:var(--qt-shadow-lg);}
.qt-phone-notch{width:110px;height:22px;background:#0b1a12;border-radius:0 0 14px 14px;margin:0 auto;position:relative;z-index:2;}
.qt-phone-screen{background:linear-gradient(160deg,#133a9a,#1e4fd6);border-radius:26px;height:calc(100% - 22px);margin-top:-22px;padding:40px 22px 22px;display:flex;flex-direction:column;gap:12px;align-items:center;}
.qt-phone-ball{width:66px;height:66px;background:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 18px rgba(0,0,0,.2);}
.qt-phone-ball svg{width:46px;height:46px;}
.qt-phone-line{height:12px;background:rgba(255,255,255,.4);border-radius:6px;}
.qt-phone-line.w80{width:80%;}.qt-phone-line.w60{width:60%;}
.qt-phone-card{width:100%;height:74px;background:rgba(255,255,255,.22);border-radius:14px;}

.qt-table-wrap{overflow-x:auto;border-radius:var(--qt-radius);border:1px solid var(--qt-line);}
.qt-compare{width:100%;border-collapse:collapse;background:#fff;min-width:520px;}
.qt-compare th,.qt-compare td{padding:.85rem 1.1rem;text-align:left;border-bottom:1px solid var(--qt-line);font-size:.95rem;}
.qt-compare thead th{background:var(--qt-grad);color:#fff;font-weight:800;border-bottom:none;}
.qt-compare .col-app{background:rgba(30,79,214,.08);}
.qt-compare thead .col-app{background:linear-gradient(135deg,#133a9a,#0a2470);}
.qt-compare tbody tr:last-child td{border-bottom:none;}
.ck{color:var(--qt-blue);font-weight:900;}
.cr{color:#c0392b;font-weight:900;}

.qt-dl-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.3rem;}
.qt-dl-card{background:#fff;border:1px solid var(--qt-line);border-radius:var(--qt-radius);padding:1.8rem 1.3rem;text-align:center;box-shadow:var(--qt-shadow);}
.qt-dl-ico{font-size:2.4rem;}
.qt-dl-card h4{font-size:1.15rem;font-weight:800;margin:.6rem 0 .2rem;}
.qt-dl-card p{color:var(--qt-muted);font-size:.88rem;margin:0 0 1rem;}

/* ---------- DIY moments gallery ---------- */
.qt-moments-diy{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;}
.qt-moments-diy .qt-moment{position:relative;overflow:hidden;border-radius:var(--qt-radius);box-shadow:var(--qt-shadow);display:block;aspect-ratio:4/3;}
.qt-moments-diy .qt-moment img{width:100%;height:100%;object-fit:cover;transition:transform .5s;}
.qt-moments-diy .qt-moment:hover img{transform:scale(1.08);}
.qt-moments-diy .qt-moment-cap{position:absolute;left:0;right:0;bottom:0;padding:.7rem .9rem;background:linear-gradient(transparent,rgba(4,17,70,.82));color:#fff;}
.qt-moments-diy .qt-moment-cap b{font-size:.98rem;font-weight:800;}

/* ---------- Footer ---------- */
.qt-foot{background:var(--qt-blue-deep);color:rgba(255,255,255,.78);padding:3.4rem 0 1.6rem;position:relative;overflow:hidden;margin-top:0;}
.qt-foot-water{position:absolute;left:50%;top:8px;transform:translateX(-50%);font-size:130px;font-weight:900;color:rgba(255,255,255,.04);letter-spacing:6px;pointer-events:none;white-space:nowrap;}
.qt-foot .container{position:relative;z-index:1;}
.qt-foot-brand .qt-foot-logo{display:inline-flex;align-items:center;gap:.5rem;margin-bottom:.8rem;}
.qt-foot-brand .qt-brand-mark svg{width:38px;height:38px;}
.qt-foot-logo span:last-child{color:#fff;font-weight:900;font-size:1.25rem;}
.qt-foot-desc{font-size:.92rem;color:rgba(255,255,255,.7);max-width:340px;}
.qt-foot-social{display:flex;gap:.6rem;margin-top:.9rem;}
.qt-foot-social a{border:1px solid rgba(255,255,255,.3);color:#fff;font-size:.85rem;padding:.35rem .9rem;border-radius:999px;}
.qt-foot-social a:hover{background:#fff;color:var(--qt-blue-dk);border-color:#fff;}
.qt-foot-t{color:#fff;font-size:1.05rem;font-weight:800;margin-bottom:1rem;}
.qt-foot-links{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:.5rem;}
.qt-foot-links a{color:rgba(255,255,255,.72);font-size:.92rem;}
.qt-foot-links a:hover{color:#fff;}
.qt-fc-item{display:flex;align-items:center;gap:.6rem;margin-bottom:.6rem;font-size:.92rem;}
.qt-fc-ico{font-size:1.1rem;}
.qt-foot-search{display:flex;margin-top:1rem;}
.qt-foot-search input{flex:1;border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.08);color:#fff;border-radius:10px 0 0 10px;padding:.6rem .9rem;}
.qt-foot-search input::placeholder{color:rgba(255,255,255,.5);}
.qt-foot-search input:focus{outline:none;background:rgba(255,255,255,.14);}
.qt-foot-search button{border:none;background:var(--qt-grad-warm);color:#fff;font-weight:700;padding:.6rem 1.1rem;border-radius:0 10px 10px 0;cursor:pointer;}
.qt-foot-flinks{margin-top:2rem;padding-top:1.2rem;border-top:1px solid rgba(255,255,255,.1);font-size:.85rem;}
.qt-foot-flinks .fl-label{color:rgba(255,255,255,.6);margin-right:.5rem;}
.qt-foot-flinks a{color:rgba(255,255,255,.68);margin-right:.9rem;}
.qt-foot-flinks a:hover{color:#fff;}
.qt-foot-bottom{margin-top:1.8rem;padding-top:1.2rem;border-top:1px solid rgba(255,255,255,.12);display:flex;flex-wrap:wrap;gap:.8rem;justify-content:space-between;align-items:center;font-size:.88rem;}
.fb-copy a{color:#fff;}
.fb-badges{display:flex;flex-wrap:wrap;gap:.5rem;}
.fb-badges span{border:1px solid rgba(255,255,255,.22);color:rgba(255,255,255,.7);font-size:.78rem;padding:.2rem .7rem;border-radius:6px;}

/* ---------- Back to top ---------- */
#backTop{position:fixed;right:16px;bottom:24px;width:46px;height:46px;border:none;cursor:pointer;border-radius:50%;background:var(--qt-grad);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 20px rgba(30,79,214,.4);font-size:20px;z-index:999;opacity:0;visibility:hidden;transform:translateY(10px);transition:opacity .3s,transform .3s,visibility .3s;}
#backTop.show{opacity:1;visibility:visible;transform:translateY(0);}
#backTop:hover{transform:translateY(-3px);}

/* ---------- Responsive ---------- */
@media (max-width:1199px){
    .qt-info-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:991px){
    .qt-hero-grid,.qt-about-grid,.qt-diy-split,.qt-contact-grid,.qt-appdl-grid,.qt-why-hero{grid-template-columns:1fr;}
    .qt-diy-reverse .qt-diy-split-media{order:0;}
    .qt-hero-title{font-size:2.15rem;}
    .qt-hero-visual{margin-top:1.5rem;}
    .qt-why-cards,.qt-faq-list{grid-template-columns:1fr;}
    .qt-globe-legend{grid-template-columns:1fr;}
    .qt-guard-grid{grid-template-columns:repeat(2,1fr);}
    .qt-foot-brand,.qt-foot-contact{grid-column:span 12;}
}
@media (max-width:767px){
    .qt-sec{padding:3rem 0;}
    .qt-hero{padding:2.4rem 0 3rem;}
    .qt-hero-stats .ohs{padding:0 1rem;}
    .qt-imggrid{grid-template-columns:repeat(2,1fr);}
    .qt-dl-grid{grid-template-columns:1fr;}
    .qt-listitem-thumb{flex-basis:120px;height:88px;}
    .qt-detail-title{font-size:1.5rem;}
    .qt-panel{padding:1.3rem 1.1rem;}
    .qt-diy-alt{margin-left:0;margin-right:0;}
    .qt-feature-list{grid-template-columns:1fr;}
    .qt-form-row{grid-template-columns:1fr;}
    .qt-pagehead h1{font-size:1.8rem;}
    .qt-guard-grid{grid-template-columns:1fr;}
    .qt-moments-diy{grid-template-columns:repeat(2,1fr);}
    .qt-appdl-stats{gap:1.2rem;}
}
@media (max-width:480px){
    .qt-about-stats{gap:1.2rem;}
    .qt-faq{flex-direction:column;}
}

/* ============================================================
   v=qt001b 首页内容丰富化补丁：Hero 特性列表 / 直播卡 / 大卡列表 / 全球数据带 / 安全认证带 / App 版本行
   ============================================================ */
/* Hero 特性列表 */
.qt-hero-feats{list-style:none;padding:0;margin:1.1rem 0 1.4rem;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.55rem 1.2rem;}
.qt-hero-feats li{display:flex;align-items:center;gap:.55rem;color:var(--qt-ink2);font-size:.94rem;font-weight:600;}
.qt-hero-feats li span{flex:0 0 auto;width:26px;height:26px;border-radius:8px;background:var(--qt-surface2);color:var(--qt-blue-dk);display:inline-flex;align-items:center;justify-content:center;font-size:.95rem;}
/* Hero 直播卡（悬浮于主图左下） */
.qt-hero-visual{position:relative;}
.qt-hero-live{position:absolute;left:18px;bottom:18px;right:18px;display:flex;align-items:center;gap:.85rem;background:rgba(10,22,51,.78);color:#fff;padding:.75rem 1rem;border-radius:14px;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);box-shadow:0 12px 28px rgba(4,17,70,.35);}
.qt-hero-live .hl-dot{flex:0 0 auto;width:10px;height:10px;border-radius:50%;background:#ff3b4e;box-shadow:0 0 0 0 rgba(255,59,78,.65);animation:qtLivePulse 1.6s ease-out infinite;}
.qt-hero-live .hl-body{flex:1;min-width:0;}
.qt-hero-live .hl-body b{display:block;font-size:.9rem;font-weight:800;letter-spacing:.5px;}
.qt-hero-live .hl-body span{display:block;font-size:.82rem;color:rgba(255,255,255,.78);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.qt-hero-live .hl-score{flex:0 0 auto;font-size:1.15rem;font-weight:900;background:var(--qt-grad-warm);color:#0a1633;padding:.28rem .7rem;border-radius:8px;letter-spacing:1px;}
@keyframes qtLivePulse{0%{box-shadow:0 0 0 0 rgba(255,59,78,.65);}70%{box-shadow:0 0 0 12px rgba(255,59,78,0);}100%{box-shadow:0 0 0 0 rgba(255,59,78,0);}}

/* Why 大卡：眉标 / lead 段 / 特性列表 / 双按钮 */
.qt-why-eyebrow{display:inline-block;background:var(--qt-grad-warm);color:#0a1633;font-weight:800;font-size:.78rem;letter-spacing:1.5px;padding:.32rem .9rem;border-radius:999px;text-transform:uppercase;}
.qt-why-hero-lead{color:var(--qt-ink2);font-size:1.02rem;line-height:1.75;margin:0;}
.qt-why-hero-list{list-style:none;padding:0;margin:.6rem 0 .4rem;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.7rem 1rem;}
.qt-why-hero-list li{display:flex;gap:.7rem;align-items:flex-start;background:#fff;border:1px solid var(--qt-line);border-radius:12px;padding:.65rem .8rem;}
.qt-why-hero-list li span{flex:0 0 auto;width:32px;height:32px;border-radius:10px;background:var(--qt-grad);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:1rem;}
.qt-why-hero-list li b{display:block;font-size:.95rem;font-weight:800;color:var(--qt-ink);line-height:1.3;}
.qt-why-hero-list li em{display:block;font-style:normal;font-size:.8rem;color:var(--qt-muted);line-height:1.4;margin-top:.15rem;}
.qt-why-hero-btns{display:flex;gap:.85rem;flex-wrap:wrap;margin-top:.6rem;}

/* Why 小卡：底部要点列表 */
.qt-why-card-list{list-style:none;padding:0;margin:.6rem 0 0;display:flex;flex-wrap:wrap;gap:.35rem .55rem;}
.qt-why-card-list li{background:var(--qt-surface2);color:var(--qt-blue-dk);font-size:.78rem;font-weight:700;padding:.22rem .65rem;border-radius:999px;}

/* Globe 顶部数据带 */
.qt-globe-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;margin-bottom:1.6rem;}
.qt-globe-stats>div{background:var(--qt-grad);color:#fff;border-radius:var(--qt-radius);padding:1.15rem 1rem;text-align:center;box-shadow:var(--qt-shadow);}
.qt-globe-stats b{display:block;font-size:1.75rem;font-weight:900;line-height:1.1;}
.qt-globe-stats span{display:block;font-size:.82rem;color:rgba(255,255,255,.85);margin-top:.2rem;}
.qt-globe-note{margin:1.4rem 0 0;text-align:center;font-size:.82rem;color:var(--qt-muted);}

/* Guard 卡片底部子项列表 */
.qt-guard-list{list-style:none;padding:.65rem 0 0;margin:.65rem 0 0;border-top:1px dashed var(--qt-line);display:flex;flex-direction:column;gap:.3rem;}
.qt-guard-list li{font-size:.85rem;color:var(--qt-ink2);display:flex;align-items:center;gap:.45rem;}
.qt-guard-list li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--qt-blue);flex:0 0 auto;}
/* Guard 认证带 */
.qt-guard-certs{margin-top:2rem;display:flex;flex-wrap:wrap;gap:.6rem;align-items:center;justify-content:center;background:#fff;border:1px solid var(--qt-line);border-radius:var(--qt-radius);padding:1rem 1.2rem;box-shadow:var(--qt-shadow);}
.qt-guard-certs .gc-label{color:var(--qt-muted);font-size:.88rem;font-weight:700;margin-right:.4rem;}
.qt-guard-certs .gc-badge{background:var(--qt-surface2);color:var(--qt-blue-dk);font-size:.82rem;font-weight:800;padding:.35rem .9rem;border-radius:999px;letter-spacing:.5px;}

/* App 下载区：版本信息行 */
.qt-appdl-version{margin-top:1.1rem;font-size:.85rem;color:var(--qt-muted);}
.qt-appdl-version a{color:var(--qt-blue-dk);font-weight:700;}
.qt-appdl-version a:hover{color:var(--qt-blue);text-decoration:underline;}

/* 响应式补丁 */
@media (max-width:991px){
    .qt-hero-feats{grid-template-columns:1fr;}
    .qt-why-hero-list{grid-template-columns:1fr;}
    .qt-globe-stats{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:767px){
    .qt-hero-live{left:12px;right:12px;bottom:12px;padding:.6rem .8rem;}
    .qt-hero-live .hl-score{font-size:1rem;padding:.22rem .55rem;}
    .qt-hero-stats .ohs b{font-size:1.25rem;}
    .qt-why-hero-btns .btn{width:100%;justify-content:center;}
    .qt-appdl-stats{gap:1rem;}
    .qt-appdl-stats b{font-size:1.35rem;}
    .qt-dl-btns .qt-dlbtn,.qt-dl-btns .btn{flex:1 1 45%;justify-content:center;}
}