/* BeComm — case study (work detail) shared styles */
:root{
  --bg:#030712;--bg-soft:#070c1a;--ink:#eef2f8;--gray:#A1A7B2;--gray-d:#67707E;--line:#4B515B;
  --panel:rgba(255,255,255,.035);--panel-line:rgba(255,255,255,.10);
  --brand:#298DFF;--brand-l:#5CA9FF;--brand-xl:#8FCBFF;--glow:rgba(41,141,255,.55);
  --mono:"SF Mono",ui-monospace,Menlo,Consolas,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{margin:0;font-family:"Inter",-apple-system,BlinkMacSystemFont,"PingFang HK","Microsoft JhengHei",sans-serif;
  background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased;overflow-x:hidden}
::selection{background:#000;color:#fff}
a{color:inherit;text-decoration:none}
.wrap{max-width:1080px;margin:0 auto;padding:0 24px}
.mono{font-family:var(--mono);font-size:12px;letter-spacing:.5px;text-transform:uppercase;color:var(--gray)}

/* nav */
.cnav{position:sticky;top:0;z-index:50;backdrop-filter:saturate(160%) blur(14px);-webkit-backdrop-filter:saturate(160%) blur(14px);
  background:rgba(3,7,18,.6);border-bottom:1px solid var(--panel-line)}
.cnav .wrap{display:flex;align-items:center;justify-content:space-between;padding:14px 24px}
.cnav .logo{font-weight:700;font-size:20px}.cnav .logo span{color:var(--brand-l)}
.cnav-r{display:flex;align-items:center;gap:22px}
.cnav-r a{font-size:14px;color:var(--gray)}.cnav-r a:hover{color:var(--ink)}
.cnav-r .cta{background:var(--brand);color:#fff;padding:9px 16px;border-radius:7px;font-weight:500}
.cnav-r .cta:hover{background:var(--brand-l)}
.langsw{display:inline-flex;border:1px solid var(--panel-line);border-radius:7px;overflow:hidden}
.langsw button{background:none;border:0;border-left:1px solid var(--panel-line);color:var(--gray);font-family:inherit;font-size:12.5px;padding:7px 11px;cursor:pointer;transition:.18s}
.langsw button:first-child{border-left:0}
.langsw button.on{background:var(--brand);color:#fff}
.langsw button:hover:not(.on){color:var(--ink)}
@media(max-width:820px){.langsw{display:inline-flex}}

/* hero */
.chero{padding:64px 0 36px}
.crumb{font-family:var(--mono);font-size:12px;color:var(--gray-d);margin-bottom:26px}
.crumb a:hover{color:var(--brand-l)}.crumb span{color:var(--gray)}
.cat{display:inline-block;font-family:var(--mono);font-size:11px;letter-spacing:1px;text-transform:uppercase;color:var(--brand-l);
  border:1px solid rgba(41,141,255,.3);background:rgba(41,141,255,.08);padding:5px 12px;margin-bottom:18px}
.chero h1{font-size:clamp(38px,6vw,68px);font-weight:700;letter-spacing:-2px;line-height:1.02;margin:0 0 18px}
.lede{color:var(--gray);font-size:clamp(17px,2.2vw,21px);line-height:1.5;max-width:680px;margin:0}
.chero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 26px;font-weight:600;font-size:14.5px;border:1px solid transparent;cursor:pointer;transition:.25s}
.btn.primary{background:var(--brand);color:#fff}.btn.primary:hover{background:var(--brand-l)}
.btn.ghost{border-color:var(--panel-line);color:var(--ink)}.btn.ghost:hover{border-color:var(--brand);color:var(--brand-xl)}

/* screenshot */
.shot{border:1px solid var(--panel-line);overflow:hidden;background:#0a1120;margin:8px 0 0}
.shot img{width:100%;display:block}

/* body */
.cbody{padding:70px 0}
.cgrid{display:grid;grid-template-columns:300px 1fr;gap:56px;align-items:start}
.cmeta{position:sticky;top:90px;display:flex;flex-direction:column;gap:24px}
.mblock{display:flex;flex-direction:column;gap:8px;padding-bottom:22px;border-bottom:1px dashed rgba(255,255,255,.1)}
.mblock:last-child{border-bottom:0}
.mlabel{font-family:var(--mono);font-size:11px;letter-spacing:1px;text-transform:uppercase;color:var(--gray-d)}
.mblock a{color:var(--brand-l)}.mblock a:hover{color:#fff}
.chips{display:flex;flex-wrap:wrap;gap:7px}
.chips span{font-size:12.5px;border:1px solid var(--panel-line);padding:5px 10px;color:var(--ink);background:rgba(255,255,255,.04)}
.cmain h2{font-size:clamp(22px,3vw,30px);font-weight:700;letter-spacing:-.6px;margin:36px 0 14px}
.cmain h2:first-child{margin-top:0}
.cmain p{color:var(--gray);font-size:16px;line-height:1.75;margin:0 0 14px;max-width:680px}
.flist{list-style:none;margin:6px 0 0;padding:0;display:flex;flex-direction:column;max-width:680px}
.flist li{display:flex;gap:12px;align-items:flex-start;padding:13px 0;border-top:1px dashed rgba(255,255,255,.1);color:var(--ink);font-size:15px;line-height:1.5}
.flist li:first-child{border-top:0}
.flist li b{color:var(--ink);font-weight:600}
.flist li i{flex:none;width:7px;height:7px;background:var(--brand);margin-top:7px;display:inline-block;box-shadow:0 0 8px var(--glow)}

/* cta */
.ccta{border-top:1px solid var(--panel-line);background:linear-gradient(120deg,rgba(41,141,255,.1),rgba(120,90,255,.05));padding:72px 0;text-align:center}
.ccta h2{font-size:clamp(26px,4vw,42px);font-weight:700;letter-spacing:-1px;margin:0 0 12px}
.ccta p{color:var(--gray);font-size:16px;margin:0 0 26px}

/* related */
.crelated{padding:70px 0;border-top:1px solid var(--panel-line)}
.crelated .lbl{margin-bottom:22px}
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.rel-card{border:1px solid var(--panel-line);background:var(--panel);overflow:hidden;transition:.2s}
.rel-card:hover{border-color:var(--brand);transform:translateY(-4px)}
.rel-card .rs{aspect-ratio:16/10;overflow:hidden;border-bottom:1px solid var(--panel-line);background:#0a1120}
.rel-card .rs img{width:100%;height:100%;object-fit:cover;object-position:top center;display:block;transition:transform .5s}
.rel-card:hover .rs img{transform:scale(1.05)}
.rel-card .rb{padding:16px}
.rel-card .rt{font-family:var(--mono);font-size:10px;letter-spacing:1px;text-transform:uppercase;color:var(--brand-l)}
.rel-card h3{font-size:16px;font-weight:600;margin:4px 0 0}

footer{border-top:1px solid var(--panel-line);padding:36px 0;color:var(--gray-d);font-size:13px;background:var(--bg-soft)}
footer .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
footer a{color:var(--gray)}footer a:hover{color:var(--brand)}

@media(max-width:820px){
  .cgrid{grid-template-columns:1fr;gap:30px}
  .cmeta{position:static}
  .rel-grid{grid-template-columns:1fr}
  .cnav-r a:not(.cta){display:none}
}

/* ---- service pages (shared) ---- */
.sec{padding:70px 0;border-top:1px solid var(--panel-line)}
.sec.first{border-top:0}
.mhead{display:flex;align-items:baseline;gap:14px;margin-bottom:8px}
.mhead .num{font-family:var(--mono);font-size:12px;color:var(--brand)}
.mhead h2{font-size:clamp(24px,3.6vw,38px);font-weight:700;letter-spacing:-1px;margin:0;line-height:1.06}
.msub{color:var(--gray);font-size:15px;margin:12px 0 40px;max-width:640px;line-height:1.6}
.msvc{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border:1px solid var(--panel-line)}
.msvc-item{padding:30px;border:.5px solid var(--panel-line);margin:-.5px;transition:.2s;display:flex;flex-direction:column}
.msvc-item:hover{background:rgba(41,141,255,.06);border-color:var(--brand)}
.msvc-item .ico{width:30px;height:30px;color:var(--brand-l);margin-bottom:16px}
.msvc-item h3{font-size:19px;font-weight:600;margin:0 0 4px}
.msvc-item .tag{font-family:var(--mono);font-size:11px;letter-spacing:1px;text-transform:uppercase;color:var(--gray-d)}
.msvc-item p{color:var(--gray);font-size:14px;line-height:1.65;margin:12px 0 0}
@media(max-width:880px){.msvc{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.msvc{grid-template-columns:1fr}}
.mcol2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.mcard{border:1px solid var(--panel-line);background:var(--panel);padding:30px}
.mcard .k{font-family:var(--mono);font-size:11px;letter-spacing:1px;text-transform:uppercase;color:var(--brand-l);margin-bottom:14px}
.mcard h3{font-size:21px;font-weight:700;margin:0 0 10px;letter-spacing:-.4px}
.mcard p{color:var(--gray);font-size:14.5px;line-height:1.7;margin:0 0 14px}
.mcard ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:9px}
.mcard li{display:flex;gap:10px;align-items:flex-start;color:var(--ink);font-size:14px}
.mcard li i{flex:none;width:7px;height:7px;background:var(--brand);margin-top:6px;box-shadow:0 0 8px var(--glow)}
.mnote{margin-top:18px;color:var(--gray);font-size:14.5px;line-height:1.7}
@media(max-width:720px){.mcol2{grid-template-columns:1fr}}
.mwhy{display:grid;grid-template-columns:repeat(2,1fr);gap:0;border:1px solid var(--panel-line)}
.mwhy-item{padding:26px;border:.5px solid var(--panel-line);margin:-.5px}
.mwhy-item h3{font-size:17px;font-weight:600;margin:0 0 6px;display:flex;align-items:center;gap:10px}
.mwhy-item h3 .sq{width:10px;height:10px;background:var(--brand);display:inline-block;flex:none}
.mwhy-item p{color:var(--gray);font-size:14px;line-height:1.6;margin:0}
@media(max-width:640px){.mwhy{grid-template-columns:1fr}}
.mfaq{border-top:1px solid var(--panel-line)}
.mfaq details{border-bottom:1px solid var(--panel-line)}
.mfaq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:20px;padding:22px 4px;font-size:clamp(16px,2vw,19px);font-weight:600}
.mfaq summary::-webkit-details-marker{display:none}
.mfaq summary .pm{flex:none;width:26px;height:26px;border:1px solid var(--panel-line);display:inline-flex;align-items:center;justify-content:center;font-family:var(--mono);transition:.2s}
.mfaq details[open] summary .pm{background:var(--brand);border-color:var(--brand);color:#fff;transform:rotate(45deg)}
.mfaq .a{padding:0 4px 24px;color:var(--gray);font-size:15px;line-height:1.7;max-width:760px}