/* ============================================================
   tt001 · 体育企业模板  style.css  v=tt001b
   前缀 tt- | 深海蓝 × 鎏金橙 | 球场夜光风格 | 参照 ayx 式落地页九段架构（无全覆盖广告）
   ============================================================ */
:root{
    --tt-page:#f1f5fb; --tt-surface:#ffffff; --tt-surface2:#e2ebf7;
    --tt-ink:#0c1e3a; --tt-ink2:#3d5573; --tt-muted:#6b81a3; --tt-line:#d7e2f1;
    --tt-blue:#1d5bd0; --tt-blue-dk:#15469f; --tt-navy:#081a38; --tt-navy2:#0d2650; --tt-cyan:#37b6f6;
    --tt-gold:#f2b53c; --tt-gold-dk:#dd9a1c;
    --tt-grad:linear-gradient(135deg,#1d5bd0,#15469f);
    --tt-grad-gold:linear-gradient(135deg,#f2b53c,#e38f2a);
    --tt-grad-dark:linear-gradient(150deg,#081a38,#0d2650 55%,#123263);
    --tt-grad-soft:linear-gradient(135deg,#e8f0fb,#f4f8fd);
    --tt-radius:18px; --tt-radius-sm:12px;
    --tt-shadow:0 10px 30px rgba(21,70,159,.08);
    --tt-shadow-lg:0 22px 55px rgba(8,26,56,.18);
}
*{box-sizing:border-box;}
body{margin:0;font-family:"PingFang SC","Microsoft YaHei",-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;background:var(--tt-page);color:var(--tt-ink);line-height:1.65;-webkit-font-smoothing:antialiased;}
img{max-width:100%;height:auto;}
a{color:var(--tt-blue-dk);text-decoration:none;transition:color .2s;}
a:hover{color:var(--tt-blue);}
h1,h2,h3,h4,h5{line-height:1.3;color:var(--tt-ink);}
.tt-main{display:block;}
.tt-blue{color:var(--tt-blue);}

/* ---------- Buttons ---------- */
.btn-tt-blue,.btn-tt-line,.btn-tt-gold,.btn-tt-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-tt-blue{background:var(--tt-grad);color:#fff;box-shadow:0 10px 22px rgba(29,91,208,.32);}
.btn-tt-blue:hover{color:#fff;transform:translateY(-3px);box-shadow:0 16px 30px rgba(29,91,208,.4);}
.btn-tt-gold{background:var(--tt-grad-gold);color:#fff;box-shadow:0 10px 22px rgba(226,143,42,.32);}
.btn-tt-gold:hover{color:#fff;transform:translateY(-3px);box-shadow:0 16px 30px rgba(226,143,42,.42);}
.btn-tt-line{background:#fff;color:var(--tt-blue-dk);border:2px solid var(--tt-blue);}
.btn-tt-line:hover{color:var(--tt-blue-dk);transform:translateY(-3px);background:var(--tt-surface2);}
.btn-tt-ghost{background:rgba(255,255,255,.14);color:#fff;border:2px solid rgba(255,255,255,.65);}
.btn-tt-ghost:hover{color:#fff;background:rgba(255,255,255,.26);transform:translateY(-3px);}

/* ---------- Header ---------- */
.tt-header{background:rgba(255,255,255,.94);backdrop-filter:saturate(160%) blur(10px);border-bottom:1px solid var(--tt-line);position:sticky;top:0;z-index:1030;}
.tt-brand{display:flex;align-items:center;gap:.6rem;}
.tt-brand-mark{width:42px;height:42px;display:inline-flex;}
.tt-brand-mark svg{width:42px;height:42px;}
.tt-brand-text{font-weight:900;font-size:1.3rem;color:var(--tt-ink);letter-spacing:.5px;}
.tt-nav .nav-link{color:var(--tt-ink);font-weight:600;padding:.5rem .95rem;position:relative;}
.tt-nav .nav-link:hover{color:var(--tt-blue-dk);}
.tt-nav .nav-item.active .nav-link{color:var(--tt-blue-dk);}
.tt-nav .nav-item.active .nav-link::after{content:"";position:absolute;left:.95rem;right:.95rem;bottom:.15rem;height:3px;border-radius:3px;background:var(--tt-grad);}
.tt-nav-cta{margin-left:.8rem;}
.navbar-toggler{border:1px solid var(--tt-line);}

/* ---------- Hero（夜场深蓝主视觉） ---------- */
.tt-hero{background:var(--tt-grad-dark);color:#fff;padding:4.2rem 0 4.8rem;position:relative;overflow:hidden;}
.tt-hero-glow{position:absolute;inset:0;background:radial-gradient(620px 320px at 78% 18%,rgba(55,182,246,.22),transparent 70%),radial-gradient(520px 300px at 12% 88%,rgba(242,181,60,.12),transparent 70%);pointer-events:none;}
.tt-hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:3rem;align-items:center;position:relative;}
.tt-hero-tag{display:inline-block;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.24);color:#dbe9ff;font-weight:700;font-size:.85rem;padding:.4rem 1rem;border-radius:999px;}
.tt-hero-title{font-size:2.7rem;font-weight:900;margin:1rem 0 .4rem;color:#fff;}
.tt-hero-title em{display:block;font-style:normal;font-size:1.5rem;font-weight:800;background:linear-gradient(120deg,#ffd97c,#f2b53c 55%,#8fd0ff);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;margin-top:.35rem;}
.tt-hero-sub{font-weight:800;color:#9ed2ff;font-size:1.12rem;margin:.6rem 0 .4rem;}
.tt-hero-lead{color:rgba(226,238,255,.85);font-size:1.02rem;max-width:560px;}
.tt-hero-btns{display:flex;gap:.9rem;margin:1.6rem 0 1.8rem;flex-wrap:wrap;}
.tt-hero-stats{display:flex;flex-wrap:wrap;gap:0;}
.tt-hero-stats .ohs{padding:0 1.4rem;border-left:2px solid rgba(255,255,255,.18);}
.tt-hero-stats .ohs:first-child{padding-left:0;border-left:none;}
.tt-hero-stats b{display:block;font-size:1.55rem;font-weight:900;color:#ffd97c;line-height:1.1;}
.tt-hero-stats span{font-size:.82rem;color:rgba(226,238,255,.72);}
.tt-hero-visual{position:relative;}
.tt-hero-photo{border-radius:26px;overflow:hidden;box-shadow:0 30px 70px rgba(0,0,0,.45);border:1px solid rgba(255,255,255,.16);}
.tt-hero-photo img{width:100%;display:block;filter:saturate(1.08) contrast(1.03);}

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

/* ---------- Why choose: 全站 App 大卡 + 三大工具图卡 ---------- */
.tt-why-sec{background:var(--tt-page);}
.tt-why-grid{display:flex;flex-direction:column;gap:1.4rem;}
.tt-why-hero{display:grid;grid-template-columns:1.1fr .9fr;background:var(--tt-surface);border:1px solid var(--tt-line);border-radius:var(--tt-radius);overflow:hidden;box-shadow:var(--tt-shadow);}
.tt-why-hero-body{padding:2.2rem;display:flex;flex-direction:column;gap:.9rem;align-items:flex-start;justify-content:center;}
.tt-why-hero-body h3{font-size:1.5rem;font-weight:900;margin:0;color:var(--tt-ink);}
.tt-why-hero-body p{margin:0;color:var(--tt-ink2);font-size:.98rem;}
.tt-why-feats{list-style:none;margin:0;padding:0;width:100%;display:grid;grid-template-columns:1fr 1fr;gap:.55rem 1.4rem;}
.tt-why-feats li{display:flex;gap:.5rem;align-items:flex-start;}
.tt-why-feats li>span{color:var(--tt-gold-dk);font-weight:900;line-height:1.5;flex-shrink:0;}
.tt-why-feats b{display:block;font-size:.97rem;color:var(--tt-ink);}
.tt-why-feats p{margin:0;font-size:.85rem;color:var(--tt-muted);line-height:1.6;}
.tt-why-hero-body .tt-about-chips{margin:0;}
.tt-why-hero-pic img{width:100%;height:100%;object-fit:cover;display:block;}
.tt-why-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem;}
.tt-why-tool{background:var(--tt-surface);border:1px solid var(--tt-line);border-radius:var(--tt-radius);overflow:hidden;box-shadow:var(--tt-shadow);transition:transform .28s,box-shadow .28s,border-color .28s;}
.tt-why-tool:hover{transform:translateY(-6px);box-shadow:var(--tt-shadow-lg);border-color:transparent;}
.tt-why-tool-pic{aspect-ratio:4/3;overflow:hidden;}
.tt-why-tool-pic img{width:100%;height:100%;object-fit:cover;transition:transform .5s;}
.tt-why-tool:hover .tt-why-tool-pic img{transform:scale(1.06);}
.tt-why-tool-body{padding:1.15rem 1.3rem 1.35rem;}
.tt-why-tool-body h4{font-size:1.1rem;font-weight:800;margin:0 0 .35rem;color:var(--tt-ink);}
.tt-why-tool-body p{font-size:.9rem;color:var(--tt-muted);margin:0;}

/* ---------- About ---------- */
.tt-about-sec{background:#fff;}
.tt-about-grid{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:center;}
.tt-about-media{position:relative;}
.tt-about-media img{border-radius:22px;box-shadow:var(--tt-shadow-lg);width:100%;}
.tt-about-badge{position:absolute;left:18px;bottom:18px;background:var(--tt-grad-gold);color:#fff;font-weight:800;padding:.55rem 1.1rem;border-radius:12px;box-shadow:var(--tt-shadow);}
.tt-about-lead{color:var(--tt-ink2);font-size:1.02rem;}
.tt-about-points{list-style:none;padding:0;margin:1.2rem 0;}
.tt-about-points li{display:flex;align-items:flex-start;gap:.7rem;padding:.5rem 0;}
.tt-about-points li>span{color:var(--tt-gold-dk);font-weight:900;font-size:1.15rem;line-height:1.4;}
.tt-about-points b{display:block;color:var(--tt-ink);font-size:1.02rem;}
.tt-about-points p{margin:.15rem 0 0;color:var(--tt-muted);font-size:.92rem;}
.tt-about-chips{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:1.2rem;}
.tt-about-chips span{background:var(--tt-surface2);color:var(--tt-blue-dk);font-size:.85rem;font-weight:700;padding:.35rem .95rem;border-radius:999px;}

/* ---------- Departments 五大核心服务模块 ---------- */
.tt-dept-sec{background:var(--tt-page);}
.tt-dept-grid .tt-dept-card{background:#fff;border:1px solid var(--tt-line);border-radius:var(--tt-radius);padding:1.7rem 1.35rem;height:100%;box-shadow:var(--tt-shadow);transition:transform .25s,box-shadow .25s;position:relative;overflow:hidden;}
.tt-dept-card::before{content:"";position:absolute;left:0;top:0;right:0;height:4px;background:var(--tt-grad);opacity:0;transition:opacity .25s;}
.tt-dept-card:hover{transform:translateY(-6px);box-shadow:var(--tt-shadow-lg);}
.tt-dept-card:hover::before{opacity:1;}
.tt-dept-ico{display:flex;align-items:center;justify-content:center;width:56px;height:56px;border-radius:16px;background:var(--tt-grad-soft);color:var(--tt-blue-dk);margin-bottom:.9rem;transition:background .25s,color .25s;}
.tt-dept-ico svg{width:28px;height:28px;}
.tt-dept-card:hover .tt-dept-ico{background:var(--tt-grad);color:#fff;}
.tt-dept-card h3{font-size:1.12rem;font-weight:800;margin:0 0 .45rem;color:var(--tt-ink);}
.tt-dept-card p{font-size:.88rem;color:var(--tt-muted);margin:0;}

/* ---------- Honor 荣誉与成就 ---------- */
.tt-honor-sec{background:#fff;}
.tt-honor-card{background:#fff;border:1px solid var(--tt-line);border-radius:var(--tt-radius);overflow:hidden;height:100%;box-shadow:var(--tt-shadow);transition:transform .25s,box-shadow .25s;}
.tt-honor-card:hover{transform:translateY(-6px);box-shadow:var(--tt-shadow-lg);}
.tt-honor-pic{aspect-ratio:4/3;overflow:hidden;}
.tt-honor-pic img{width:100%;height:100%;object-fit:cover;transition:transform .5s;}
.tt-honor-card:hover .tt-honor-pic img{transform:scale(1.06);}
.tt-honor-body{padding:1.15rem 1.3rem 1.4rem;}
.tt-honor-body h3{font-size:1.1rem;font-weight:800;margin:0 0 .4rem;color:var(--tt-ink);}
.tt-honor-body p{font-size:.9rem;color:var(--tt-muted);margin:0;}

/* ---------- FAQ（Bootstrap accordion 换肤） ---------- */
.tt-faq-sec{background:var(--tt-page);}
.tt-faq{max-width:880px;margin:0 auto;}
.tt-faq .accordion-item{border:1px solid var(--tt-line);border-radius:var(--tt-radius-sm)!important;margin-bottom:.8rem;overflow:hidden;background:#fff;box-shadow:var(--tt-shadow);}
.tt-faq .accordion-button{font-weight:800;color:var(--tt-ink);background:#fff;padding:1rem 1.3rem;box-shadow:none;}
.tt-faq .accordion-button:not(.collapsed){color:var(--tt-blue-dk);background:var(--tt-grad-soft);}
.tt-faq .accordion-button:focus{box-shadow:none;}
.tt-faq .accordion-body{color:var(--tt-ink2);font-size:.95rem;padding:1rem 1.3rem 1.2rem;border-top:1px dashed var(--tt-line);}

/* ---------- News 焦点追踪 ---------- */
.tt-news-sec{background:#fff;}
.tt-news-grid{margin-top:.5rem;}
.tt-newscard{background:#fff;border:1px solid var(--tt-line);border-radius:var(--tt-radius);overflow:hidden;box-shadow:var(--tt-shadow);transition:transform .25s,box-shadow .25s;height:100%;display:flex;flex-direction:column;}
.tt-newscard:hover{transform:translateY(-6px);box-shadow:var(--tt-shadow-lg);}
.tt-newscard-thumb{display:block;aspect-ratio:16/10;overflow:hidden;}
.tt-newscard-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s;}
.tt-newscard:hover .tt-newscard-thumb img{transform:scale(1.06);}
.tt-newscard-body{padding:1.1rem 1.2rem 1.2rem;display:flex;flex-direction:column;flex:1;}
.tt-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;}
.tt-newscard-body h3 a{color:var(--tt-ink);}
.tt-newscard-body h3 a:hover{color:var(--tt-blue-dk);}
.tt-newscard-body .excerpt{font-size:.88rem;color:var(--tt-muted);margin:0 0 .8rem;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;flex:1;}
.tt-newscard-foot{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--tt-line);padding-top:.7rem;}
.tt-newscard-meta{display:flex;gap:.9rem;font-size:.8rem;color:var(--tt-muted);}
.tt-news-more{background:var(--tt-surface2);color:var(--tt-blue-dk);font-size:.82rem;font-weight:700;padding:.3rem .95rem;border-radius:999px;transition:background .2s,color .2s;}
.tt-news-more:hover{background:var(--tt-grad);color:#fff;}
.tt-news-empty{text-align:center;background:#fff;border:1px dashed var(--tt-line);border-radius:var(--tt-radius);padding:0;overflow:hidden;}
.tt-news-empty img{width:100%;max-height:360px;object-fit:cover;}
.tt-news-empty p{padding:1.4rem;color:var(--tt-muted);margin:0;}

/* ---------- Feature 九宫格服务特色 ---------- */
.tt-feat-sec{background:var(--tt-page);}
.tt-feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.1rem;}
.tt-feat-item{display:flex;gap:.85rem;align-items:flex-start;background:#fff;border:1px solid var(--tt-line);border-radius:var(--tt-radius);padding:1.2rem 1.3rem;box-shadow:var(--tt-shadow);transition:transform .25s,box-shadow .25s;}
.tt-feat-item:hover{transform:translateY(-4px);box-shadow:var(--tt-shadow-lg);}
.tt-feat-ico{flex:0 0 auto;width:44px;height:44px;border-radius:12px;background:var(--tt-grad-soft);display:flex;align-items:center;justify-content:center;font-size:1.3rem;}
.tt-feat-item b{display:block;font-size:1rem;font-weight:800;color:var(--tt-ink);}
.tt-feat-item p{font-size:.86rem;color:var(--tt-muted);margin:.2rem 0 0;}

/* ---------- CTA 下载横幅 ---------- */
.tt-cta{position:relative;overflow:hidden;padding:0;}
.tt-cta-bg{position:absolute;inset:0;}
.tt-cta-bg img{width:100%;height:100%;object-fit:cover;display:block;}
.tt-cta::before{content:"";position:absolute;inset:0;background:linear-gradient(115deg,rgba(8,26,56,.93),rgba(13,38,80,.82) 55%,rgba(21,70,159,.62));z-index:1;}
.tt-cta .container{z-index:2;}
.tt-cta-inner{display:flex;flex-wrap:wrap;gap:1.6rem;align-items:center;justify-content:space-between;padding:3.4rem 0;}
.tt-cta-title{color:#fff;font-size:2rem;font-weight:900;margin:0 0 .4rem;}
.tt-cta-sub{color:rgba(226,238,255,.85);margin:0;font-size:1.02rem;}
.tt-cta-btns{display:flex;gap:.9rem;flex-wrap:wrap;}

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

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

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

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

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

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

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

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

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

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

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

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

.tt-contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:2rem;align-items:start;}
.tt-contact-info{display:flex;flex-direction:column;gap:1rem;}
.tt-ci-item{display:flex;gap:.9rem;align-items:flex-start;background:#fff;border:1px solid var(--tt-line);border-radius:var(--tt-radius-sm);padding:.9rem 1.1rem;box-shadow:var(--tt-shadow);}
.tt-ci-ico{font-size:1.5rem;flex:0 0 auto;}
.tt-ci-item b{display:block;color:var(--tt-ink);font-weight:800;}
.tt-ci-item span{color:var(--tt-muted);font-size:.9rem;}
.tt-contact-map{position:relative;}
.tt-contact-map img{border-radius:var(--tt-radius);width:100%;}
.tt-map-tip{position:absolute;left:14px;bottom:14px;background:rgba(8,26,56,.84);color:#fff;padding:.4rem .9rem;border-radius:10px;font-size:.85rem;font-weight:600;}

.tt-form{margin-top:1rem;}
.tt-form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem;}
.tt-form-field{margin-bottom:1rem;}
.tt-form-field label{display:block;font-weight:700;margin-bottom:.4rem;color:var(--tt-ink);}
.tt-form-field input,.tt-form-field textarea{width:100%;border:1px solid var(--tt-line);border-radius:12px;padding:.7rem .9rem;background:var(--tt-page);font-size:.95rem;color:var(--tt-ink);}
.tt-form-field input:focus,.tt-form-field textarea:focus{outline:none;border-color:var(--tt-blue);background:#fff;box-shadow:0 0 0 3px rgba(29,91,208,.15);}

/* ---------- App download (diy/app) ---------- */
.tt-feature-list{display:grid;grid-template-columns:1fr 1fr;gap:.7rem;margin:1.3rem 0;}
.tt-fl-item{display:flex;align-items:center;gap:.6rem;background:var(--tt-surface2);border-radius:12px;padding:.65rem .9rem;font-weight:600;color:var(--tt-ink2);}
.tt-fl-item span{font-size:1.2rem;}
.tt-dl-btns{display:flex;gap:.9rem;flex-wrap:wrap;margin-top:1.2rem;}
.tt-dlbtn{display:flex;align-items:center;gap:.6rem;background:#10131a;color:#fff;border-radius:12px;padding:.6rem 1.15rem;}
.tt-dlbtn:hover{color:#fff;transform:translateY(-2px);}
.tt-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;}
.tt-phone-col{display:flex;justify-content:center;}
.tt-phone{width:250px;height:480px;background:#0b1626;border-radius:38px;padding:12px;box-shadow:var(--tt-shadow-lg);}
.tt-phone-notch{width:110px;height:22px;background:#0b1626;border-radius:0 0 14px 14px;margin:0 auto;position:relative;z-index:2;}
.tt-phone-screen{background:linear-gradient(160deg,#15469f,#1d5bd0);border-radius:26px;height:calc(100% - 22px);margin-top:-22px;padding:40px 22px 22px;display:flex;flex-direction:column;gap:12px;align-items:center;}
.tt-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);}
.tt-phone-ball svg{width:46px;height:46px;}
.tt-phone-line{height:12px;background:rgba(255,255,255,.4);border-radius:6px;}
.tt-phone-line.w80{width:80%;}.tt-phone-line.w60{width:60%;}
.tt-phone-card{width:100%;height:74px;background:rgba(255,255,255,.22);border-radius:14px;}

.tt-table-wrap{overflow-x:auto;border-radius:var(--tt-radius);border:1px solid var(--tt-line);}
.tt-compare{width:100%;border-collapse:collapse;background:#fff;min-width:520px;}
.tt-compare th,.tt-compare td{padding:.85rem 1.1rem;text-align:left;border-bottom:1px solid var(--tt-line);font-size:.95rem;}
.tt-compare thead th{background:var(--tt-grad);color:#fff;font-weight:800;border-bottom:none;}
.tt-compare .col-app{background:rgba(29,91,208,.08);}
.tt-compare thead .col-app{background:linear-gradient(135deg,#15469f,#0d2650);}
.tt-compare tbody tr:last-child td{border-bottom:none;}
.ck{color:var(--tt-blue);font-weight:900;}
.cr{color:#c0392b;font-weight:900;}

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

/* ---------- DIY moments gallery ---------- */
.tt-moments{margin-top:1.2rem;}
.tt-moments-diy{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;}
.tt-moments-diy .tt-moment{position:relative;overflow:hidden;border-radius:var(--tt-radius);box-shadow:var(--tt-shadow);display:block;aspect-ratio:4/3;}
.tt-moments-diy .tt-moment img{width:100%;height:100%;object-fit:cover;transition:transform .5s;}
.tt-moments-diy .tt-moment:hover img{transform:scale(1.08);}
.tt-moments-diy .tt-moment-cap{position:absolute;left:0;right:0;bottom:0;padding:.7rem .9rem;background:linear-gradient(transparent,rgba(8,26,56,.84));color:#fff;}
.tt-moments-diy .tt-moment-cap b{font-size:.98rem;font-weight:800;}

/* ---------- Footer ---------- */
.tt-foot{background:var(--tt-navy);color:rgba(255,255,255,.78);padding:3.4rem 0 1.6rem;position:relative;overflow:hidden;margin-top:0;}
.tt-foot-water{position:absolute;left:50%;top:8px;transform:translateX(-50%);font-size:130px;font-weight:900;color:rgba(255,255,255,.045);letter-spacing:6px;pointer-events:none;white-space:nowrap;}
.tt-foot .container{position:relative;z-index:1;}
.tt-foot-brand .tt-foot-logo{display:inline-flex;align-items:center;gap:.5rem;margin-bottom:.8rem;}
.tt-foot-brand .tt-brand-mark svg{width:38px;height:38px;}
.tt-foot-logo span:last-child{color:#fff;font-weight:900;font-size:1.25rem;}
.tt-foot-desc{font-size:.92rem;color:rgba(255,255,255,.7);max-width:340px;}
.tt-foot-social{display:flex;gap:.6rem;margin-top:.9rem;}
.tt-foot-social a{border:1px solid rgba(255,255,255,.3);color:#fff;font-size:.85rem;padding:.35rem .9rem;border-radius:999px;}
.tt-foot-social a:hover{background:#fff;color:var(--tt-blue-dk);border-color:#fff;}
.tt-foot-t{color:#fff;font-size:1.05rem;font-weight:800;margin-bottom:1rem;}
.tt-foot-links{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:.5rem;}
.tt-foot-links a{color:rgba(255,255,255,.72);font-size:.92rem;}
.tt-foot-links a:hover{color:#fff;}
.tt-fc-item{display:flex;align-items:center;gap:.6rem;margin-bottom:.6rem;font-size:.92rem;}
.tt-fc-ico{font-size:1.1rem;}
.tt-foot-search{display:flex;margin-top:1rem;}
.tt-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;}
.tt-foot-search input::placeholder{color:rgba(255,255,255,.5);}
.tt-foot-search input:focus{outline:none;background:rgba(255,255,255,.14);}
.tt-foot-search button{border:none;background:var(--tt-grad-gold);color:#fff;font-weight:700;padding:.6rem 1.1rem;border-radius:0 10px 10px 0;cursor:pointer;}
.tt-foot-flinks{margin-top:2rem;padding-top:1.2rem;border-top:1px solid rgba(255,255,255,.1);font-size:.85rem;}
.tt-foot-flinks .fl-label{color:rgba(255,255,255,.6);margin-right:.5rem;}
.tt-foot-flinks a{color:rgba(255,255,255,.68);margin-right:.9rem;}
.tt-foot-flinks a:hover{color:#fff;}
.tt-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(--tt-grad);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 20px rgba(29,91,208,.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){
    .tt-info-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:991px){
    .tt-hero-grid,.tt-about-grid,.tt-diy-split,.tt-contact-grid,.tt-why-hero{grid-template-columns:1fr;}
    .tt-diy-reverse .tt-diy-split-media{order:0;}
    .tt-hero-title{font-size:2.15rem;}
    .tt-hero-visual{margin-top:1.5rem;}
    .tt-why-cards{grid-template-columns:1fr;}
    .tt-why-feats{grid-template-columns:1fr;}
    .tt-feat-grid{grid-template-columns:repeat(2,1fr);}
    .tt-foot-brand,.tt-foot-contact{grid-column:span 12;}
    .tt-cta-inner{padding:2.6rem 0;}
}
@media (max-width:767px){
    .tt-sec{padding:3rem 0;}
    .tt-hero{padding:2.6rem 0 3.2rem;}
    .tt-hero-stats .ohs{padding:0 1rem;}
    .tt-imggrid{grid-template-columns:repeat(2,1fr);}
    .tt-dl-grid{grid-template-columns:1fr;}
    .tt-listitem-thumb{flex-basis:120px;height:88px;}
    .tt-detail-title{font-size:1.5rem;}
    .tt-panel{padding:1.3rem 1.1rem;}
    .tt-diy-alt{margin-left:0;margin-right:0;}
    .tt-feature-list{grid-template-columns:1fr;}
    .tt-form-row{grid-template-columns:1fr;}
    .tt-pagehead h1{font-size:1.8rem;}
    .tt-moments-diy{grid-template-columns:repeat(2,1fr);}
    .tt-feat-grid{grid-template-columns:1fr;}
    .tt-cta-inner{flex-direction:column;align-items:flex-start;}
}
@media (max-width:480px){
    .tt-about-stats{gap:1.2rem;}
    .tt-hero-stats .ohs{border-left:none;padding:.4rem 0;}
}