/* ============ breadcrumb + page head ============ */
.crumb{padding:16px 0 0;font-size:13px;color:var(--steel);display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.crumb a{color:var(--brand)}
.crumb a:hover{text-decoration:underline}
.crumb i{font-style:normal;color:#9fb2bf}
.page-head{display:grid;gap:20px;padding:18px 0 26px}
.kicker{font-family:var(--disp);font-weight:700;font-size:20px;letter-spacing:.12em;color:var(--accent);text-transform:uppercase}
.page-head h1{font-family:var(--disp);font-weight:700;font-size:38px;line-height:1.05;letter-spacing:.3px;margin-top:6px}
.page-head p{color:var(--steel);font-size:17px;margin-top:10px;max-width:700px}
/* ============ filter bar ============ */
.filterbar{position:sticky;top:79px;z-index:50;background:var(--bg);padding:12px 0;border-bottom:1px solid var(--line)}
.fb-row{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.pills{display:flex;gap:8px;overflow-x:auto;padding:2px;scrollbar-width:none;-webkit-overflow-scrolling:touch}
.pills::-webkit-scrollbar{display:none}
.pill{flex:none;padding:10px 16px;border:1.5px solid var(--line);border-radius:30px;background:#fff;font-size:14px;font-weight:600;color:var(--steel);min-height:42px;transition:border-color .18s,color .18s,background .18s}
.pill:hover{border-color:var(--brand);color:var(--brand)}
.pill.active{background:var(--brand);border-color:var(--brand);color:#fff}
.fb-count{font-size:13px;color:var(--steel);white-space:nowrap}

/* ============ case grid ============ */
.case-grid{display:grid;grid-template-columns:1fr;gap:14px;padding:24px 0 6px}
.case{background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden;display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s,border-color .2s}
.case[hidden]{display:none}
.case:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cfdbe3}
.case .ph{position:relative;aspect-ratio:16/10;background:linear-gradient(155deg,#e9eff3,#dae5ec);display:grid;place-items:center}
.case .ph svg{width:52px;height:52px;stroke:#8ba6b8}
.case .ph .tag{position:absolute;bottom:8px;right:10px;font-size:10px;color:#7c93a3;background:rgba(255,255,255,.88);padding:3px 6px;border-radius:3px}
.case .cat{position:absolute;top:10px;left:10px;background:var(--brand);color:#fff;font-size:10.5px;font-weight:700;letter-spacing:.8px;text-transform:uppercase;padding:4px 9px;border-radius:4px}
.case .body{padding:14px 14px 0;display:flex;flex-direction:column;gap:8px;flex:1}
.case .meta{font-size:11.5px;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--accent)}
.case h3{font-family:var(--disp);font-weight:600;font-size:21px;line-height:1.24;letter-spacing:.1px}
.case .sum{font-size:15px;color:var(--steel)}
.case .specs{margin-top:auto;padding-top:6px}
.case .specs li{display:flex;justify-content:space-between;gap:12px;padding:8px 0;border-bottom:1px dashed var(--line);font-size:14px}
.case .specs li:last-child{border-bottom:none}
.case .specs span{color:var(--steel)}
.case .specs b{font-weight:600;color:var(--ink);text-align:right}
.case .foot{padding:12px 14px;border-top:1px solid var(--line);margin-top:12px}
.case .more{font-family:var(--disp);font-weight:600;font-size:15px;color:var(--brand);display:inline-flex;align-items:center;gap:6px;min-height:36px}
.case .more:hover{color:var(--accent)}
.case .more svg{width:14px;height:14px}

/* empty */
.empty{text-align:center;padding:56px 16px;display:none}
.empty svg{width:50px;height:50px;stroke:#9db3c2;margin:0 auto 14px}
.empty b{font-family:var(--disp);font-weight:600;font-size:22px;display:block;margin-bottom:6px}
.empty p{color:var(--steel);font-size:14.5px;margin-bottom:16px}

/* ============ cta + contact ============ */
.cta-band{background:var(--brand-deep);border-radius:14px;padding:28px 20px;text-align:center;color:#fff}
.cta-band h2{font-family:var(--disp);font-weight:700;font-size:27px;letter-spacing:.3px;line-height:1.15}
.cta-band p{color:#cfe0ea;margin:10px auto 20px;max-width:560px;font-size:14.5px}
.cta-band .row{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
.cta-band .btn-ghost{border-color:rgba(255,255,255,.65);color:#fff}
.cta-band .btn-ghost:hover{background:rgba(255,255,255,.12)}
.contact-row{display:grid;gap:12px;margin-top:16px}
.cc{display:flex;gap:12px;background:var(--card);border:1px solid var(--line);border-radius:10px;padding:16px;align-items:flex-start}
.cc .ic{width:40px;height:40px;border-radius:8px;background:rgba(14,77,110,.08);display:grid;place-items:center;flex:none}
.cc .ic svg{width:20px;height:20px;stroke:var(--brand)}
.cc b{display:block;font-family:var(--disp);font-weight:600;font-size:14px;letter-spacing:.9px;text-transform:uppercase;color:var(--steel);margin-bottom:3px}
.cc .v{font-size:14px;color:var(--ink);line-height:1.45;display:block}
.cc a.v:hover{color:var(--brand)}


/* ============ media ============ */
@media (min-width:560px){
  .case-grid{grid-template-columns:repeat(2,1fr);gap:16px}
}
@media (min-width:768px){
  .topbar{display:block}
  .nav-cta{display:flex}
  .page-head{padding:24px 0 30px}
  .page-head h1{font-size:48px}
  .filterbar{top:79px}
  .fb-row{flex-wrap:nowrap}
  .contact-row{grid-template-columns:repeat(3,1fr)}
  .cta-band{padding:36px 30px}
}
@media (min-width:1024px){
  .case-grid{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:430px){
  .page-head h1{font-size:30px}
  .case h3{font-size:18px}
}
@media (max-width:559px){
  .pills{flex-wrap:wrap;overflow:visible}
  .pill{padding:9px 13px;font-size:13px;min-height:40px}
}

/* ============ article / case detail ============ */
.ahead{padding:6px 0 22px}
.ahead .kicker{font-size:16px}
.ahead h1{font-family:var(--disp);font-weight:700;font-size:40px;line-height:1.12;margin:10px 0 0;max-width:900px}
.ameta{display:flex;flex-wrap:wrap;gap:10px 32px;margin-top:18px}
.ameta li{font-size:14px;color:var(--steel)}
.ameta b{display:block;font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--brand);margin-bottom:3px}
.ahero-img{position:relative;aspect-ratio:21/9;border-radius:16px;overflow:hidden;background:linear-gradient(150deg,#E9F0F5,#D6E3EC);display:grid;place-items:center;margin-bottom:30px}
.ahero-img svg{width:80px;height:80px;stroke:#8fa5b5}
.ahero-img .tag{position:absolute;bottom:12px;right:14px;font-size:11px;color:#6f8898;background:rgba(255,255,255,.9);padding:5px 9px;border-radius:4px}
.rich{max-width:900px}
.rich h2{font-family:var(--disp);font-weight:700;font-size:26px;line-height:1.2;margin:30px 0 10px}
.rich h3{font-family:var(--disp);font-weight:700;font-size:21px;line-height:1.25;margin:24px 0 8px}
.rich p{font-size:16.5px;color:var(--steel);margin:0 0 16px;line-height:1.75}
.rich ul,.rich ol{margin:0 0 18px;padding-left:22px}
.rich ul{list-style:disc}.rich ol{list-style:decimal}
.rich li{font-size:16.5px;color:var(--steel);margin:8px 0;line-height:1.7}
.rich strong{color:var(--ink);font-weight:700}
.rich a{color:var(--brand);text-decoration:underline}
.rich img{max-width:100%;height:auto;border-radius:12px;margin:20px 0}
.rich blockquote{margin:22px 0;padding:16px 20px;border-left:3px solid var(--accent);background:var(--tint);border-radius:0 10px 10px 0;color:var(--ink);font-size:17px;line-height:1.65}
.rich table{width:100%;border-collapse:collapse;margin:20px 0}
.rich th,.rich td{border-bottom:1px solid var(--line);padding:12px 10px;font-size:15.5px;text-align:left}
.rich th{color:var(--steel);font-weight:600;width:38%}
.rstats{display:grid;gap:14px;grid-template-columns:repeat(2,1fr);margin:24px 0 8px}
@media (min-width:768px){.rstats{grid-template-columns:repeat(3,1fr)}}
.rstat{background:var(--tint);border-radius:12px;padding:16px 18px}
.rstat b{display:block;font-family:var(--disp);font-size:28px;line-height:1;color:var(--accent)}
.rstat span{display:block;margin-top:6px;font-size:13.5px;color:var(--steel)}
.related{padding:8px 0 0}
.related h2{font-family:var(--disp);font-weight:700;font-size:26px;margin:0 0 18px}
.dcta{background:var(--brand-deep);border-radius:16px;padding:28px 24px;color:#fff;margin:34px 0 56px;display:flex;gap:18px;justify-content:space-between;align-items:center;flex-wrap:wrap}
.dcta b{font-family:var(--disp);font-size:24px;font-weight:700;display:block}
.dcta p{margin-top:6px;color:#cfe0ea;font-size:14.5px;max-width:560px}
.dcta .row{display:flex;gap:10px;flex-wrap:wrap}
.atags{display:flex;gap:8px;flex-wrap:wrap;margin:8px 0 26px}
.atags span{font-size:12.5px;font-weight:600;color:var(--brand);background:rgba(14,77,110,.08);border-radius:30px;padding:6px 12px}


/* related cards on detail pages */
.case-img{position:relative;aspect-ratio:16/10;background:linear-gradient(155deg,#EDF1F4,#E1E8ED);display:grid;place-items:center;overflow:hidden}
.case-img svg{width:54px;height:54px;stroke:#93a7b6}
.case-img .flag{position:absolute;top:12px;left:12px;background:var(--accent);color:#fff;font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:5px 10px;border-radius:5px}
.case-body{padding:16px 18px 18px}
.case-body b{display:block;font-size:17px;font-weight:700;line-height:1.35}
.case-body span{display:block;margin-top:6px;font-size:13.5px;color:var(--steel)}
.dcta .btn-ghost{border-color:rgba(255,255,255,.7);color:#fff}