:root{
  --bg-rgb:5,15,31; --bg2-rgb:8,24,48; --card-rgb:11,31,61; --ct-rgb:6,20,40;
  --bg:rgb(var(--bg-rgb)); --bg2:rgb(var(--bg2-rgb)); --card:rgb(var(--card-rgb)); --card2:#0F2749;
  --ct:rgb(var(--ct-rgb)); --ftr:#030A16; --field:#0B2242; --navm:#06142A;
  --line:rgba(110,180,255,.16); --line2:rgba(110,180,255,.32);
  --text:#E6EEF8; --muted:#A9BBD1; --dim:#7F96B3;
  --accent:#2EA8FF; --accent2:#5CC8FF; --yellow:#FFC83D; --green:#3DDC97;
  --r:16px; --max:1240px;
  --fd:'Prompt',sans-serif; --fb:'Prompt',system-ui,sans-serif; --fm:'Prompt',sans-serif; --fs:'Sriracha',cursive;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--fb);font-weight:300;font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased}
b,strong{font-weight:500}
img{display:block;max-width:100%}
a{color:var(--accent2);text-decoration:none}
a:hover{color:#BFE6FF}
h1,h2,h3{font-family:var(--fd);margin:0;color:#fff;line-height:1.2}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.eyebrow{font-family:var(--fm);font-weight:500;font-size:13px;letter-spacing:2px;color:var(--accent);text-transform:uppercase}
.btn{display:inline-flex;align-items:center;gap:10px;min-height:48px;padding:0 24px;border-radius:999px;font-weight:600;font-size:15px;transition:transform .15s,background .15s,border-color .15s;cursor:pointer;border:0;font-family:inherit}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:linear-gradient(180deg,#38B2FF,#1E8EF0);color:#fff;box-shadow:0 8px 24px rgba(30,142,240,.35)}
.btn-primary:hover{color:#fff;background:linear-gradient(180deg,#4ABAFF,#2A98F5)}
.btn-ghost{border:1.5px solid var(--line2);color:var(--text);background:rgba(var(--bg-rgb),.4)}
.btn-ghost:hover{border-color:var(--accent);color:#fff}
.btn-sm{min-height:42px;padding:0 18px;font-size:14px}
.ico{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex:none}
.sec{padding:96px 0 136px}
/* curved arc dividers where two shades meet */
/* wave dividers where two shades meet: fill = this section's colour, drawn over the bottom of the previous one */
.curve{--wh:96px;--wb:var(--bg2);position:relative}
.curve::before,.curve::after{content:"";position:absolute;left:0;right:0;top:calc(var(--wh) * -1 + 1px);height:var(--wh);pointer-events:none}
.curve::before{background:var(--wb);
  -webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 100' preserveAspectRatio='none'%3E%3Cpath d='M0 62C150 22 300 18 470 50S800 96 980 60 1290 12 1440 44V100H0Z'/%3E%3C/svg%3E") 0 0/100% 100% no-repeat;
          mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 100' preserveAspectRatio='none'%3E%3Cpath d='M0 62C150 22 300 18 470 50S800 96 980 60 1290 12 1440 44V100H0Z'/%3E%3C/svg%3E") 0 0/100% 100% no-repeat}
.curve::after{background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 100' preserveAspectRatio='none' fill='none'%3E%3Cpath d='M0 40C180 78 380 84 600 52S960 6 1180 36 1380 74 1440 66' stroke='%232EA8FF' stroke-opacity='.22' stroke-width='1.2' vector-effect='non-scaling-stroke'/%3E%3Cpath d='M0 62C150 22 300 18 470 50S800 96 980 60 1290 12 1440 44' stroke='%232EA8FF' stroke-opacity='.18' stroke-width='7' vector-effect='non-scaling-stroke'/%3E%3Cpath d='M0 62C150 22 300 18 470 50S800 96 980 60 1290 12 1440 44' stroke='%235CC8FF' stroke-opacity='.55' stroke-width='1.5' vector-effect='non-scaling-stroke'/%3E%3C/svg%3E") 0 0/100% 100% no-repeat}
.curve.flip::before,.curve.flip::after{transform:scaleX(-1)}
.bg-a{background:var(--bg)}
.bg-b{background:var(--bg2)}
.curve.bg-a{--wb:var(--bg)}
@media (max-width:760px){.curve{--wh:48px}}
/* pointer spotlight on cards */
.spot{position:relative;isolation:isolate}
.spot::before{content:"";position:absolute;inset:0;border-radius:inherit;background:radial-gradient(280px circle at var(--mx,50%) var(--my,50%),rgba(46,168,255,.18),transparent 62%);opacity:0;transition:opacity .35s;pointer-events:none;z-index:-1}
.spot::after{content:"";position:absolute;inset:0;border-radius:inherit;padding:1.5px;background:radial-gradient(200px circle at var(--mx,50%) var(--my,50%),#7FD8FF,rgba(46,168,255,.35) 40%,transparent 70%);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;opacity:0;transition:opacity .35s;pointer-events:none;z-index:2}
.spot:hover::before,.spot:hover::after,.spot:focus-within::after{opacity:1}
.sec-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:40px}
.sec-head h2{font-size:clamp(30px,3.4vw,42px);margin:8px 0 10px}
.sec-head p{margin:0;color:var(--muted);max-width:640px}
.photo{background:linear-gradient(135deg,#123A70,#0A1A33)}
.photo img{width:100%;height:100%;object-fit:cover}

/* header */
.hdr{position:sticky;top:0;z-index:50;background:rgba(var(--bg-rgb),.88);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.hdr .wrap{display:flex;align-items:center;gap:28px;min-height:76px}
.brand{display:flex;align-items:center;gap:12px;color:#fff}
.brand:hover{color:#fff}
.brand-mark{width:42px;height:42px;flex:none;transition:transform .2s}
.brand:hover .brand-mark{transform:translate(-1px,-1px) rotate(-4deg)}
.brand b{font-family:'JetBrains Mono',monospace;font-weight:800;font-size:21px;letter-spacing:-1px;display:flex;align-items:center;line-height:1.1;color:#fff}
.brand b em{font-style:normal;color:var(--accent)}
.brand b i{display:inline-block;width:10px;height:19px;margin-left:4px;background:var(--yellow);animation:blink 1.1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
@media (prefers-reduced-motion:reduce){.brand b i{animation:none}}
.brand small{font-family:'JetBrains Mono',monospace;font-weight:500;font-size:11px;color:var(--dim)}
.nav{display:flex;gap:30px;margin-left:auto;font-size:15px}
.nav a{color:#BFCDE0;padding:6px 0;border-bottom:2px solid transparent}
.nav a:hover,.nav a.on{color:#fff;border-bottom-color:var(--accent)}
.menu-btn{display:none;margin-left:auto;width:44px;height:44px;border-radius:10px;border:1px solid var(--line2);background:transparent;color:#fff;align-items:center;justify-content:center;cursor:pointer}
@media (max-width:1020px){
  .nav{display:none;position:absolute;top:76px;left:0;right:0;flex-direction:column;gap:0;background:var(--navm);border-bottom:1px solid var(--line);padding:8px 24px 16px}
  .nav a{padding:14px 0;border-bottom:1px solid var(--line)}
  .nav.open{display:flex}
  .menu-btn{display:inline-flex}
  .hdr .btn{display:none}
}

/* hero */
.hero{position:relative;overflow:hidden;background:var(--bg)}
.hero{background:radial-gradient(760px 520px at 74% 38%,rgba(46,168,255,.20),transparent 70%),radial-gradient(500px 360px at 92% 85%,rgba(255,200,61,.06),transparent 70%),var(--bg)}
.hero-bg{position:absolute;inset:0 0 170px 30%;-webkit-mask-image:linear-gradient(90deg,transparent 0,#000 38%,#000 92%,transparent 100%);mask-image:linear-gradient(90deg,transparent 0,#000 38%,#000 92%,transparent 100%)}
.hero-bg canvas{display:block;width:100%;height:100%}
.chips{position:absolute;inset:0;pointer-events:none}
.chip{position:absolute;display:flex;align-items:center;gap:8px;padding:8px 12px;border-radius:12px;background:rgba(10,30,60,.72);border:1px solid rgba(110,180,255,.35);backdrop-filter:blur(6px);font-size:12px;font-weight:500;color:#DCEBFA;box-shadow:0 10px 30px rgba(0,0,0,.35);animation:float 6s ease-in-out infinite}
.chip small{display:block;font-size:10px;font-weight:300;color:#9FB4CE}
.chip .ico{width:18px;height:18px;color:#5CC8FF}
.chip i{width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 8px var(--green)}
@keyframes float{50%{transform:translateY(-10px)}}
@media (max-width:1100px){.chips{display:none}}
@media (prefers-reduced-motion:reduce){.chip{animation:none}}
.hero .wrap{position:relative;padding-top:96px;padding-bottom:110px}
.hero-copy{max-width:640px;display:flex;flex-direction:column;gap:22px}
.hero-badge{align-self:flex-start;display:inline-flex;align-items:center;gap:10px;padding:7px 16px 7px 12px;border-radius:999px;border:1px solid rgba(46,168,255,.4);background:rgba(46,168,255,.10);font-size:13px;font-weight:500;letter-spacing:1.2px;text-transform:uppercase;color:#BFE3FF}
.hero-badge i{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px rgba(61,220,151,.18)}
.hero h1{font-size:clamp(42px,5.8vw,74px);font-weight:700;line-height:1.22;letter-spacing:-.5px}
.hero h1 .c{background:linear-gradient(90deg,#5CC8FF,#2EA8FF 60%,#7FD8FF);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero h1 .fun{position:relative;display:inline-block;color:var(--yellow);padding:0 .06em}
.hero h1 .fun svg{position:absolute;left:-2%;bottom:-.12em;width:104%;height:.32em;overflow:visible}
.hero-sub{display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;font-size:clamp(19px,1.9vw,24px);font-weight:500;color:#fff}
.hero-sub span{padding:4px 14px;border-radius:10px;background:rgba(255,200,61,.14);border:1px solid rgba(255,200,61,.35);color:#FFD978}
.hero p{margin:0;font-size:17px;color:#C8D5E6}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:6px}
.strip{position:relative;margin-top:72px;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:18px 8px;padding:20px 0 8px;border-top:1px solid var(--line)}
.strip div{display:flex;align-items:center;gap:10px;font-size:14px;font-weight:600;color:#fff}
.strip small{display:block;font-weight:400;font-size:12px;color:var(--dim)}
.strip .ico{color:var(--accent2);width:28px;height:28px}
@media (max-width:1100px){.strip{grid-template-columns:repeat(5,minmax(0,1fr));row-gap:18px}}
@media (max-width:760px){.hero-bg{inset:0;opacity:.5;-webkit-mask-image:none;mask-image:none}.strip{grid-template-columns:repeat(2,minmax(0,1fr))}.hero .wrap{padding-top:64px}}

/* services */

.grid4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
@media (max-width:1100px){.grid4{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:620px){.grid4{grid-template-columns:1fr}}
.svc{border:1px solid var(--line);border-radius:var(--r);background:var(--card);padding:24px;display:flex;flex-direction:column;gap:14px;transition:border-color .2s,background .2s,transform .2s}
.svc:hover{border-color:var(--line2);background:var(--card2);transform:translateY(-2px)}
.svc.hl{background:linear-gradient(160deg,#16437A,var(--card));border-color:rgba(46,168,255,.55);box-shadow:0 0 0 1px rgba(46,168,255,.2),0 18px 40px rgba(8,60,130,.35)}
.svc-top{display:flex;align-items:center;gap:14px}
.svc-ic{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;background:rgba(46,168,255,.14);color:var(--accent2);flex:none}
.svc-ic .ico{width:28px;height:28px}
.svc h3{font-size:18px;font-weight:600}
.svc ul{margin:0;padding-left:18px;font-size:14px;color:#C5D2E3;display:flex;flex-direction:column;gap:4px;flex:1}
.svc .more{font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:6px}
.svc .note{font-size:13px;color:var(--muted);margin:-4px 0 0}

/* projects */
.proj{border:1px solid var(--line);border-radius:var(--r);background:var(--card);overflow:hidden;display:flex;flex-direction:column}
.proj .photo{aspect-ratio:2/1}
/* network-fabric illustrations */
.fab{position:relative;aspect-ratio:2/1;overflow:hidden;background:radial-gradient(circle at 38% 50%,rgba(46,168,255,.16),transparent 60%),radial-gradient(rgba(110,180,255,.10) 1px,transparent 1.4px) 0 0/16px 16px,linear-gradient(160deg,#0E2B55,var(--card));border-bottom:1px solid var(--line)}
.fab svg{position:absolute;inset:0;width:100%;height:100%}
.fab text{font-family:var(--fb);font-size:10px;fill:#BFD6EE}
.fab .lk{stroke:#2EA8FF;stroke-opacity:.5;stroke-width:1.4;fill:none}
.fab .fl{stroke:#7FD8FF;stroke-width:2;stroke-dasharray:3 9;stroke-linecap:round;fill:none;animation:flow 1.4s linear infinite}
.fab .fl.y{stroke:#FFC83D}
.fab .nd{fill:#10305C;stroke:#2EA8FF;stroke-width:1.4}
.fab .hub{fill:#163E73;stroke:#5CC8FF;stroke-width:1.6}
.fab .gl{fill:#2EA8FF;opacity:.22;animation:pulse 2.6s ease-in-out infinite}
.fab .dt{fill:#5CC8FF}
.fab .ok{fill:#3DDC97}
@keyframes flow{to{stroke-dashoffset:-24}}
@keyframes pulse{50%{opacity:.05}}
@media (prefers-reduced-motion:reduce){.fab .fl,.fab .gl{animation:none}}
.proj-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.proj h3{font-size:18px;font-weight:600}
.tags{display:flex;flex-wrap:wrap;gap:6px}
.tags span{font-size:12px;padding:3px 10px;border-radius:999px;border:1px solid rgba(46,168,255,.35);color:#9FD4FF;background:rgba(46,168,255,.08)}
.proj p{margin:0;font-size:14px;color:var(--muted);flex:1}

/* solution */
.solution{background:radial-gradient(800px 500px at 55% 40%,rgba(46,168,255,.14),transparent 70%),linear-gradient(rgba(var(--bg2-rgb),.68),rgba(var(--bg2-rgb),.68)),url(../img/fabric-static.svg) center/cover no-repeat,var(--bg2)}
.sol-grid{display:grid;grid-template-columns:1fr 1.25fr .6fr;gap:40px;align-items:center}
@media (max-width:1100px){.sol-grid{grid-template-columns:1fr 1fr}.sol-photos{grid-column:1/-1;margin-bottom:40px}}
@media (max-width:760px){.sol-grid{grid-template-columns:1fr}}
.sol-copy h2{font-size:clamp(28px,3vw,38px);margin:8px 0 14px}
.sol-copy>p{color:var(--muted);margin:0 0 22px}
.checks{list-style:none;margin:0 0 28px;padding:0;display:flex;flex-direction:column;gap:10px;font-size:15px}
.checks li{display:flex;gap:10px;align-items:center}
.checks .ico{color:var(--accent2);width:22px;height:22px}
.diagram{width:100%;height:auto}
.sol-feats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-top:18px}
.sol-feats div{border:1px solid var(--line);border-radius:12px;background:rgba(var(--card-rgb),.7);padding:12px 8px;text-align:center;font-size:13px;font-weight:600;display:flex;flex-direction:column;align-items:center;gap:6px}
.sol-feats small{font-weight:400;color:var(--dim);font-size:11px}
.sol-feats .ico{color:var(--accent2)}
.sol-photos{display:flex;flex-direction:column;align-items:center;position:relative}
.sol-phone{width:100%;max-width:240px;height:auto;filter:drop-shadow(0 24px 40px rgba(0,0,0,.5)) drop-shadow(0 0 30px rgba(46,168,255,.15))}
.sol-tag{position:absolute;right:-10px;bottom:-40px;font-family:var(--fs);font-size:26px;line-height:1.15;color:#22D3F5;transform:rotate(-10deg);text-align:right;text-shadow:0 0 14px rgba(34,211,245,.45),0 4px 12px rgba(0,0,0,.7)}

/* why */
.why{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
@media (max-width:1100px){.why{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:620px){.why{grid-template-columns:1fr}}
.why div{border:1px solid var(--line);border-radius:var(--r);background:var(--card);padding:22px;display:flex;gap:16px}
.why .svc-ic{width:56px;height:56px;border-radius:50%}
.why b{display:block;font-family:var(--fd);font-weight:600;font-size:18px;color:#fff;margin-bottom:4px}
.why p{margin:0;font-size:14px;color:var(--muted)}
.stack{display:flex;flex-wrap:wrap;align-items:center;gap:14px 40px;margin-top:56px;padding-top:32px;border-top:1px solid var(--line)}
.stack .names{display:flex;flex-wrap:wrap;gap:12px 34px;font-family:var(--fd);font-weight:500;font-size:20px;color:#9DB2CC}

/* contact */
.contact-bg{position:absolute;inset:0;overflow:hidden}
.contact{--wb:var(--ct);background:radial-gradient(700px 400px at 15% 50%,rgba(46,168,255,.16),transparent 70%),var(--ct)}
.contact-bg img{width:100%;height:100%;object-fit:cover;opacity:.9}
.contact-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(var(--ct-rgb),.2),rgba(var(--ct-rgb),.7) 45%,rgba(var(--ct-rgb),.92))}
.solution .wrap{position:relative}
.contact .wrap{position:relative;display:grid;grid-template-columns:1fr 1.05fr;gap:28px 48px;align-items:start;padding-top:72px;padding-bottom:120px}
.contact .cform{grid-column:2;grid-row:1 / span 2}
@media (max-width:980px){.contact .wrap{grid-template-columns:1fr}.contact .cform{grid-column:auto;grid-row:auto}}
.contact h2{font-size:clamp(26px,2.6vw,34px);margin-bottom:12px}
.contact .lead p{color:var(--muted);margin:0 0 22px}
.cinfo{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.cinfo a,.cinfo div{display:flex;gap:12px;align-items:center;padding:14px;border-radius:12px;border:1px solid var(--line);background:rgba(var(--card-rgb),.75);color:var(--text);font-size:14px;min-height:64px}
.cinfo small{display:block;color:var(--dim);font-size:12px}
.cinfo .ico{color:var(--accent2)}
.cform{border:1px solid var(--line2);border-radius:var(--r);background:rgba(var(--bg2-rgb),.92);padding:24px;display:grid;grid-template-columns:1fr 1fr;gap:12px}
.cform h3{grid-column:1/-1;font-size:18px;font-weight:600}
.cform label{display:flex;flex-direction:column;gap:6px;font-size:13px;color:#C5D2E3}
.cform .full{grid-column:1/-1}
.cform input,.cform select,.cform textarea{font:inherit;font-size:15px;color:#fff;background:var(--field);border:1px solid var(--line2);border-radius:10px;min-height:46px;padding:0 12px}
.cform textarea{padding:10px 12px;min-height:96px;resize:vertical}
.cform input:focus,.cform select:focus,.cform textarea:focus{outline:2px solid var(--accent);outline-offset:1px}
.cform .btn{justify-content:center;width:100%;border-radius:10px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.fmsg{grid-column:1/-1;font-size:14px;margin:0;min-height:1.4em}
.fmsg.ok{color:var(--green)}.fmsg.err{color:#FF8A8A}
@media (max-width:520px){.cform,.cinfo{grid-template-columns:1fr}}

/* footer */
.ftr{background:var(--ftr)}
.ftr.curve{--wb:var(--ftr);--wh:64px}
.ftr .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px;padding-top:32px;padding-bottom:32px}
.ftr nav{display:flex;flex-wrap:wrap;gap:8px 26px;font-size:14px}
.ftr nav a{color:#AEBFD4}
.ftr small{color:var(--dim);font-size:13px}

/* ---- CMS additions ---- */
.pimg{aspect-ratio:2/1;overflow:hidden;border-bottom:1px solid var(--line);background:linear-gradient(160deg,#0E2B55,var(--card))}
.pimg img{width:100%;height:100%;object-fit:cover}
.art-meta{display:flex;flex-wrap:wrap;gap:6px 14px;font-size:13px;color:var(--dim)}
.art-meta b{font-weight:500;color:var(--accent2)}
.page-hero{position:relative;background:radial-gradient(700px 400px at 75% 20%,rgba(46,168,255,.18),transparent 70%),linear-gradient(rgba(var(--bg-rgb),.75),rgba(var(--bg-rgb),.75)),url(../img/fabric-static.svg) center/cover no-repeat,var(--bg);padding:80px 0 150px}
.page-hero h1{font-size:clamp(32px,4.4vw,52px);font-weight:700;margin:10px 0 12px}
.page-hero p{margin:0;color:var(--muted);max-width:680px}
.crumb{font-size:14px;color:var(--dim)}
.crumb a{color:var(--muted)}
.prose{max-width:780px;margin:0 auto;font-size:17px;line-height:1.85;color:#D5E1EF}
.prose h2{font-size:28px;margin:40px 0 12px}
.prose h3{font-size:22px;margin:32px 0 10px}
.prose p{margin:0 0 18px}
.prose ul,.prose ol{margin:0 0 18px;padding-left:24px}
.prose li{margin:4px 0}
.prose img{border-radius:14px;border:1px solid var(--line);margin:8px 0 22px;width:100%}
.prose blockquote{margin:0 0 18px;padding:14px 20px;border-radius:12px;background:rgba(46,168,255,.08);border:1px solid var(--line);color:#C9DAEC}
.prose code{font-family:'JetBrains Mono',monospace;font-size:.9em;padding:2px 6px;border-radius:6px;background:var(--field);color:#9FD4FF}
.prose a{text-decoration:underline;text-underline-offset:3px}
.art-cover{border-radius:18px;overflow:hidden;border:1px solid var(--line2);margin:-110px auto 40px;max-width:980px;position:relative;aspect-ratio:2/1;background:linear-gradient(160deg,#0E2B55,var(--card))}
.art-cover img{width:100%;height:100%;object-fit:cover}
.empty{border:1px dashed var(--line2);border-radius:var(--r);padding:48px 24px;text-align:center;color:var(--muted)}
.back{display:inline-flex;align-items:center;gap:8px;margin-top:40px;font-weight:500}
.stack .names{align-items:center}
.stack-logo{height:34px;width:auto;max-width:140px;object-fit:contain;opacity:.85;filter:grayscale(.2);transition:opacity .2s,filter .2s}
.stack-logo:hover{opacity:1;filter:none}

/* section shade variants */
.solution.bg-a{background:radial-gradient(800px 500px at 55% 40%,rgba(46,168,255,.12),transparent 70%),linear-gradient(rgba(var(--bg-rgb),.72),rgba(var(--bg-rgb),.72)),url(../img/fabric-static.svg) center/cover no-repeat,var(--bg)}
/* rack & cabling solution */
.rack{background:radial-gradient(700px 520px at 28% 45%,rgba(46,168,255,.13),transparent 70%),var(--bg)}
.rack.bg-b{background:radial-gradient(700px 520px at 28% 45%,rgba(46,168,255,.13),transparent 70%),var(--bg2)}
.rack-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:56px;align-items:center}
@media (max-width:980px){.rack-grid{grid-template-columns:1fr;gap:32px}}
.rack-svg{display:block;width:100%;max-width:620px;height:auto;margin:0 auto}
.rack-art{background:radial-gradient(closest-side,rgba(46,168,255,.10),transparent 75%)}
.rack .sol-copy h2{font-size:clamp(28px,3vw,38px);margin:8px 0 14px}
.rack .sol-copy>p{color:var(--muted);margin:0 0 22px}
.rack-tag{font-family:var(--fs);font-size:28px;line-height:1.2;color:#22D3F5;transform:rotate(-6deg);transform-origin:left;margin-top:30px;text-shadow:0 0 14px rgba(34,211,245,.45),0 4px 12px rgba(0,0,0,.7)}
.rack-flow{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:18px;margin-top:52px}
.rf{position:relative;border:1px solid var(--line);border-radius:14px;background:rgba(var(--card-rgb),.72);padding:18px 12px;display:flex;flex-direction:column;align-items:center;text-align:center;gap:6px}
.rf b{font-weight:600;color:#fff;font-size:15px}
.rf small{font-size:12px;color:var(--dim)}
.rf:not(:last-child)::after{content:"";position:absolute;right:-15px;top:50%;width:12px;height:12px;border-top:2px solid var(--accent);border-right:2px solid var(--accent);transform:translateY(-50%) rotate(45deg);opacity:.8;z-index:3}
@media (max-width:860px){.rack-flow{grid-template-columns:repeat(2,minmax(0,1fr))}.rf::after{display:none}}
.rf{transition:border-color .2s,background .2s}.rf:hover{border-color:var(--line2);background:var(--card2)}

/* footer visitor stats (small, inline with copyright) */
.ftr-end{display:flex;align-items:center;gap:14px;margin-left:auto;flex-wrap:wrap}
.ftr-stats{display:inline-flex;align-items:center;gap:10px;font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--dim)}
.ftr-stats>span{display:inline-flex;align-items:center;gap:4px;cursor:default}
.ftr-stats .ico{width:12px;height:12px;stroke-width:2;color:var(--dim)}
.ftr-stats .live{width:6px;height:6px;border-radius:50%;background:var(--green);animation:blink 2s ease-in-out infinite}
@media (max-width:760px){.ftr-end{margin-left:0}}

/* ---- menu effect: magic pill + data packet (desktop header, tablet+ footer) ---- */
.navfx .ind,.navfx .rail,.navfx .pkt,.navfx a .node{display:none;pointer-events:none}
.navfx.fx{position:relative;gap:4px;padding-bottom:14px}
.hdr .navfx.fx{margin-top:14px}
.navfx.fx a{position:relative;z-index:1;padding:8px 14px;border:0;border-radius:999px;transition:color .25s}
.navfx.fx a:hover,.navfx.fx a.on{color:#fff;border:0}
.navfx.fx .ind{display:block;position:absolute;top:0;bottom:14px;border-radius:999px;background:rgba(46,168,255,.14);border:1px solid rgba(92,200,255,.5);box-shadow:0 0 22px rgba(46,168,255,.22),inset 0 0 12px rgba(46,168,255,.14);transition-property:left,width,opacity;transition-duration:.5s;transition-timing-function:cubic-bezier(.6,0,.2,1)}
.navfx.fx .ind.pulse{animation:pillpulse .6s ease-out}
@keyframes pillpulse{0%{box-shadow:0 0 0 0 rgba(255,200,61,.55),0 0 30px rgba(255,200,61,.35);border-color:rgba(255,200,61,.8)}100%{box-shadow:0 0 0 12px rgba(255,200,61,0),0 0 22px rgba(46,168,255,.22)}}
.navfx.fx .rail{display:block;position:absolute;left:14px;right:14px;bottom:4px;height:2px;background:linear-gradient(90deg,transparent,rgba(46,168,255,.4) 6%,rgba(46,168,255,.4) 94%,transparent)}
.navfx.fx a .node{display:block;position:absolute;left:50%;bottom:-12px;width:7px;height:7px;margin-left:-3.5px;border-radius:50%;background:var(--field);border:2px solid rgba(46,168,255,.55);transition:background .3s,box-shadow .3s,transform .3s}
.navfx.fx a.on .node{background:var(--accent2);border-color:#fff;box-shadow:0 0 0 4px rgba(46,168,255,.18),0 0 12px #5CC8FF;transform:scale(1.15)}
.navfx.fx .pkt{display:block;position:absolute;bottom:0;width:10px;height:10px;margin-left:-5px;border-radius:50%;background:#fff;box-shadow:0 0 0 3px rgba(255,200,61,.35),0 0 16px var(--yellow);opacity:0}
.navfx.fx a.hit{animation:navhit .5s ease-out}
@keyframes navhit{0%{text-shadow:0 0 18px #FFC83D;color:#FFE29A}100%{text-shadow:none}}
@media (prefers-reduced-motion:reduce){.navfx.fx .ind{transition:none}.navfx.fx .ind.pulse,.navfx.fx a.hit{animation:none}}

/* ---- brightness tones (html[data-tone]) — 0 = original deep navy ---- */
html[data-tone="1"]{--bg-rgb:10,27,51;--bg2-rgb:15,37,70;--card-rgb:19,45,82;--card2:#183663;--ct-rgb:12,31,58;--ftr:#071428;--field:#12305A;--navm:#0C2140;--muted:#B7C7DA;--dim:#8EA4BE;--line:rgba(120,190,255,.19)}
html[data-tone="2"]{--bg-rgb:17,40,74;--bg2-rgb:24,53,98;--card-rgb:30,62,110;--card2:#24497F;--ct-rgb:20,46,84;--ftr:#0B1C38;--field:#1C4172;--navm:#15325C;--muted:#C3D1E2;--dim:#9CB0C8;--line:rgba(130,195,255,.22);--line2:rgba(130,195,255,.36)}
html[data-tone="3"]{--bg-rgb:27,56,98;--bg2-rgb:36,71,122;--card-rgb:43,82,136;--card2:#335C97;--ct-rgb:31,63,110;--ftr:#11284A;--field:#2A5288;--navm:#21456F;--muted:#D3DEEB;--dim:#AFC1D6;--line:rgba(150,205,255,.26);--line2:rgba(150,205,255,.42)}

/* ---- performance: pause looping animations off-screen; lite mode on phones/tablets ---- */
.anim-off *,.anim-off *::before,.anim-off *::after{animation-play-state:paused!important}
@media (max-width:900px),(pointer:coarse){
  .hdr{backdrop-filter:none;-webkit-backdrop-filter:none;background:rgba(var(--bg-rgb),.97)}
  .chip{backdrop-filter:none;-webkit-backdrop-filter:none}
  .sol-phone{filter:none}
  .rk-flow,.wf-flow,.fab .fl{animation-duration:2.6s!important}
  .rk-led,.wf-led{animation-duration:2.4s!important}
}
@media (max-width:620px){.sol-feats{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* tech stack chips (logo / icon / text) */
.stack-list{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:12px}
.stk{display:inline-flex;align-items:center;gap:10px;min-height:48px;padding:8px 16px;border-radius:12px;border:1px solid var(--line);background:rgba(var(--card-rgb),.55);font-family:var(--fd);font-weight:500;font-size:15px;color:#C9D6E6;transition:border-color .2s,background .2s,color .2s}
.stk:hover{border-color:var(--line2);background:var(--card2);color:#fff}
.stk .ico{width:20px;height:20px;color:var(--accent2)}
.stk-logo{height:24px;width:auto;max-width:120px;object-fit:contain;display:block}
.stack-mono .stk-logo{filter:brightness(0) invert(1);opacity:.82;transition:opacity .2s,filter .2s}
.stack-mono .stk:hover .stk-logo{filter:none;opacity:1}
@media (max-width:620px){.stk{min-height:42px;padding:6px 12px;font-size:14px}.stk-logo{height:20px}}

/* rack flow: node cards joined by curved links (topology style) */
.rack-flow{display:none}
.nflow{list-style:none;margin:56px 0 0;padding:0 0 56px;display:flex;gap:38px}
.nf-step{position:relative;flex:1 1 0;min-width:0}
.nf-step:nth-child(even){margin-top:56px;margin-bottom:-56px}
.nf-card{position:relative;display:flex;align-items:center;gap:10px;height:72px;padding:0 14px 0 14px;border-radius:14px;border:1px solid rgba(140,190,240,.22);background:rgba(var(--card-rgb),.82);box-shadow:0 10px 30px rgba(0,0,0,.25);transition:border-color .2s,background .2s}
.nf-card::before{content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:0 3px 3px 0;background:var(--nf,#5CC8FF)}
.nf-card:hover{border-color:var(--nf,#5CC8FF);background:var(--card2)}
.nf-ic{flex:none;width:34px;height:34px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:rgba(92,200,255,.12);color:var(--nf,#5CC8FF)}
.nf-ic .ico{width:20px;height:20px}
.nf-t{display:flex;flex-direction:column;min-width:0;line-height:1.3}
.nf-t b{font-weight:600;color:#fff;font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.nf-t small{font-size:12px;color:var(--dim);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.nf-dot{position:absolute;top:9px;right:10px;width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 8px rgba(61,220,151,.7)}
.nf-step:nth-child(5n+1){--nf:#22D3F5}.nf-step:nth-child(5n+2){--nf:#A78BFA}.nf-step:nth-child(5n+3){--nf:#5CC8FF}.nf-step:nth-child(5n+4){--nf:#FFC83D}.nf-step:nth-child(5n){--nf:#3DDC97}
.nf-step+.nf-step::before{content:"";position:absolute;left:-38px;width:38px;height:128px;background-size:100% 100%;background-repeat:no-repeat}
.nf-step:nth-child(even)::before{top:-56px;background-image:url("data:image/svg+xml,%3Csvg xmlns=%27http://www.w3.org/2000/svg%27 viewBox=%270 0 48 128%27 preserveAspectRatio=%27none%27%3E%3Cpath d=%27M0 36C26 36 22 92 48 92%27 fill=%27none%27 stroke=%27%2322D3F5%27 stroke-width=%272%27 stroke-dasharray=%225 4%22 vector-effect=%27non-scaling-stroke%27/%3E%3C/svg%3E")}
.nf-step:nth-child(odd)::before{top:0;background-image:url("data:image/svg+xml,%3Csvg xmlns=%27http://www.w3.org/2000/svg%27 viewBox=%270 0 48 128%27 preserveAspectRatio=%27none%27%3E%3Cpath d=%27M0 92C26 92 22 36 48 36%27 fill=%27none%27 stroke=%27%233DDC97%27 stroke-width=%272%27  vector-effect=%27non-scaling-stroke%27/%3E%3C/svg%3E")}
.nf-step:nth-child(4)::before{background-image:url("data:image/svg+xml,%3Csvg xmlns=%27http://www.w3.org/2000/svg%27 viewBox=%270 0 48 128%27 preserveAspectRatio=%27none%27%3E%3Cpath d=%27M0 36C26 36 22 92 48 92%27 fill=%27none%27 stroke=%27%235CC8FF%27 stroke-width=%272%27  vector-effect=%27non-scaling-stroke%27/%3E%3C/svg%3E")}
@media (max-width:980px){
  /* mobile / tablet: zig-zag cards joined by S-curves (left→right, right→left) */
  .nflow{flex-direction:column;gap:46px;padding-bottom:0;max-width:460px;margin-left:auto;margin-right:auto}
  .nf-step{width:80%;flex:none}
  .nf-step:nth-child(odd){align-self:flex-start;margin:0}
  .nf-step:nth-child(even){align-self:flex-end;margin:0}
  .nf-step+.nf-step::before{top:-46px!important;height:46px;width:125%;background:linear-gradient(90deg,var(--nfp,#5CC8FF),var(--nf,#5CC8FF))!important;-webkit-mask:var(--nfc) center/100% 100% no-repeat;mask:var(--nfc) center/100% 100% no-repeat}
  .nf-step:nth-child(even)::before{left:-25%;--nfc:url("data:image/svg+xml,%3Csvg xmlns=%27http://www.w3.org/2000/svg%27 viewBox=%270 0 100 100%27 preserveAspectRatio=%27none%27%3E%3Cpath d=%27M12 0C12 55 88 45 88 100%27 fill=%27none%27 stroke=%27%23000%27 stroke-width=%272%27 stroke-linecap=%27round%27 vector-effect=%27non-scaling-stroke%27/%3E%3C/svg%3E")}
  .nf-step:nth-child(odd)::before{left:0;--nfc:url("data:image/svg+xml,%3Csvg xmlns=%27http://www.w3.org/2000/svg%27 viewBox=%270 0 100 100%27 preserveAspectRatio=%27none%27%3E%3Cpath d=%27M88 0C88 55 12 45 12 100%27 fill=%27none%27 stroke=%27%23000%27 stroke-width=%272%27 stroke-linecap=%27round%27 vector-effect=%27non-scaling-stroke%27/%3E%3C/svg%3E");background:linear-gradient(-90deg,var(--nfp,#5CC8FF),var(--nf,#5CC8FF))!important}
  .nf-step:nth-child(2)::before{--nfc:url("data:image/svg+xml,%3Csvg xmlns=%27http://www.w3.org/2000/svg%27 viewBox=%270 0 100 100%27 preserveAspectRatio=%27none%27%3E%3Cpath d=%27M12 0C12 55 88 45 88 100%27 fill=%27none%27 stroke=%27%23000%27 stroke-width=%272%27 stroke-linecap=%27round%27 stroke-dasharray=%275 5%27 vector-effect=%27non-scaling-stroke%27/%3E%3C/svg%3E")}
  .nf-step:nth-child(5n+2){--nfp:#22D3F5}.nf-step:nth-child(5n+3){--nfp:#A78BFA}.nf-step:nth-child(5n+4){--nfp:#5CC8FF}.nf-step:nth-child(5n){--nfp:#FFC83D}.nf-step:nth-child(5n+1){--nfp:#3DDC97}
  .nf-step+.nf-step::after{content:"";position:absolute;top:-4px;width:7px;height:7px;border-radius:50%;background:var(--nf,#5CC8FF);box-shadow:0 0 0 3px rgba(var(--bg-rgb),.9)}
  .nf-step:nth-child(even)::after{right:calc(15% - 3px)}
  .nf-step:nth-child(odd)::after{left:calc(15% - 3px)}
}
@media (max-width:980px){
  .nflow{position:relative}
  .nflow.nf-svg .nf-step::before,.nflow.nf-svg .nf-step::after{display:none}
  .nf-links{position:absolute;left:0;top:0;pointer-events:none;overflow:visible}
  .nf-ln{fill:none;stroke-width:2;stroke-linecap:round}
  .nf-pk{fill:none;stroke:#fff;stroke-opacity:.9;stroke-width:2.6;stroke-linecap:round;stroke-dasharray:7 17;animation:flow 1.8s linear infinite}
  .nf-end{stroke:rgba(var(--bg-rgb),.95);stroke-width:3;paint-order:stroke}
  .nf-via{fill:rgb(var(--bg-rgb));stroke-width:2}
  .nf-step:nth-child(odd) .nf-card,.nf-step:nth-child(even) .nf-card{position:relative;z-index:1}
}
@media (prefers-reduced-motion:reduce){.nf-pk{animation:none;display:none}}
@media (max-width:420px){ .nf-step{width:86%} .nf-step:nth-child(even)::before{left:-16.3%;width:116.3%} .nf-step:nth-child(odd)::before{width:116.3%} }

/* in-app browsers (Instagram / Facebook / LINE …): fully static + render off-screen sections lazily */
.lite .fab .gl{animation:none}
.lite .hdr,.lite .chip{backdrop-filter:none!important;-webkit-backdrop-filter:none!important}
.lite .hdr{background:rgba(var(--bg-rgb),.98)}
.lite main>section:not(.hero){content-visibility:auto;contain-intrinsic-size:auto 1000px}
.lite .sol-phone,.lite .rack-art{filter:none}

/* gentle scroll-in for cards (transform/opacity only — cheap on phones) */
.rv{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s cubic-bezier(.2,.7,.2,1)}
.rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none}}
/* small breathing status lights on the flow cards */
.nf-dot{animation:nfdot 2.4s ease-in-out infinite}
@keyframes nfdot{50%{opacity:.35;box-shadow:0 0 0 rgba(61,220,151,0)}}
/* phones/tablets: a few compact floating chips instead of none */
@media (max-width:1100px){
  .chips{display:block}
  .chip{display:none;padding:6px 10px;font-size:11px}
  .chip.m{display:flex;opacity:.9}
  .chip small{font-size:9px}
}
@media (max-width:760px){.chip.m{opacity:.75}.hero-copy{position:relative;z-index:2}}
@media (max-width:1100px){
  .chip.m1{top:40px!important;right:4%!important}
  .chip.m2{top:300px!important;right:3%!important}
  .chip.m3{top:410px!important;right:5%!important}
}
@media (max-width:760px){
  .chip.m1{top:14px!important;right:4%!important}
  .chip.m2{top:520px!important;right:3%!important}
  .chip.m3{top:640px!important;right:auto!important;left:46%}
}

/* desktop: when some cards are switched off, centre what is left */
@media (min-width:1101px){
  #services .grid4,#projects .grid4,.why{display:flex;flex-wrap:wrap;justify-content:center}
  #services .grid4>*,#projects .grid4>*,.why>*{flex:0 0 calc((100% - 60px)/4);min-width:0}
  .strip{display:flex;flex-wrap:wrap;justify-content:center;column-gap:8px}
  .strip>div{flex:0 0 calc((100% - 32px)/5);min-width:0}
}