/* Konoson · concept build by LUX Media Network */
:root{
  --paper:#F1EFE9; --paper2:#E8E5DC; --card:#FBFAF7; --ink:#12151B; --ink2:#2A2F38; --muted:#5E646E; --line:#D8D4C9;
  --bp:#16348C; --bp2:#0F2566; --bpl:#DCE4FA; --green:#1E9E47;
  --sans:'Geist',system-ui,-apple-system,Segoe UI,sans-serif; --mono:'Geist Mono',ui-monospace,Consolas,monospace;
  --ease:cubic-bezier(.22,1,.36,1); --pad:clamp(20px,5vw,72px);
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{overflow-x:clip}
html{-webkit-text-size-adjust:100%}
body{background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}
img,canvas{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
h1,h2,h3{font-weight:600;letter-spacing:-.02em;line-height:1.1}
h2{font-size:clamp(30px,3.4vw,48px)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.phone-only{display:none}

.btn{display:inline-flex;align-items:center;gap:10px;height:48px;padding:0 22px;border-radius:6px;background:var(--ink);color:var(--paper);font-weight:500;font-size:15px;transition:background .25s,color .25s,transform .25s var(--ease)}
.btn:hover{background:var(--bp)}
.btn.ghost{background:transparent;color:var(--ink);box-shadow:inset 0 0 0 1px var(--ink)}
.btn.ghost:hover{background:var(--ink);color:var(--paper)}

/* Top bar */
.top{position:fixed;top:0;left:0;right:0;z-index:40;display:flex;align-items:center;gap:32px;padding:16px var(--pad);background:linear-gradient(var(--paper) 55%,rgba(241,239,233,0))}
.brand{display:flex;align-items:center;gap:10px;font-weight:600;font-size:18px;letter-spacing:-.01em}
.k{display:grid;place-items:center;width:30px;height:30px;border-radius:7px;background:var(--ink);color:var(--paper);font-style:normal;font-weight:700;font-size:16px}
.menu{display:flex;gap:28px;margin-left:auto;font-size:15px;color:var(--ink2)}
.menu a{position:relative}
.menu a::after{content:"";position:absolute;left:0;right:0;bottom:-3px;height:1px;background:currentColor;transform:scaleX(0);transform-origin:left;transition:transform .3s var(--ease)}
.menu a:hover::after{transform:scaleX(1)}
.top-cta{font-size:15px;font-weight:500;padding:9px 16px;border-radius:6px;box-shadow:inset 0 0 0 1px var(--ink);transition:background .2s,color .2s}
.top-cta:hover{background:var(--ink);color:var(--paper)}

/* Hero: the layer view */
.hero{height:230vh;position:relative}
.hero-pin{position:sticky;top:0;height:100vh;height:100svh;overflow:hidden}
#stackGL{position:absolute;inset:0;width:100%;height:100%;touch-action:pan-y}
.hero-copy{position:absolute;left:var(--pad);bottom:clamp(40px,9vh,96px);width:min(540px,42vw);z-index:2}
.where{font-family:var(--mono);font-size:13px;color:var(--muted);display:flex;align-items:center;gap:10px;margin-bottom:20px}
.dot{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px rgba(30,158,71,.15)}
.hero h1{font-size:clamp(34px,3.7vw,56px);margin-bottom:20px}
.lede{font-size:18px;color:var(--ink2);max-width:480px;margin-bottom:30px}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap}
.hint{position:absolute;right:var(--pad);bottom:clamp(40px,9vh,96px);font-family:var(--mono);font-size:12px;color:var(--muted);z-index:2;max-width:240px;text-align:right}
.pane-tag{position:absolute;left:0;top:0;z-index:3;pointer-events:none;background:var(--ink);color:var(--paper);padding:8px 12px;border-radius:5px;font-size:13px;line-height:1.35;opacity:0;transform:translate(-50%,-120%);transition:opacity .2s;white-space:nowrap}
.pane-tag b{display:block;font-weight:600}
.pane-tag span{font-family:var(--mono);font-size:11px;opacity:.7}
.pane-tag.on{opacity:1}
.hero.done .hint{opacity:0}

/* Work: blueprint x-ray */
.work{padding:clamp(80px,12vw,150px) var(--pad) clamp(70px,9vw,120px);background:var(--card);border-top:1px solid var(--line)}
.work-head{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:end;margin-bottom:56px}
.work-head p{color:var(--ink2);font-size:18px;max-width:460px}
.xray{display:grid;grid-template-columns:220px minmax(0,1fr) 300px;gap:clamp(24px,3vw,48px);align-items:start}
.xr-list{list-style:none;counter-reset:n;border-top:1px solid var(--line)}
.xr-list li{counter-increment:n;border-bottom:1px solid var(--line)}
.xr-list button{display:block;width:100%;text-align:left;padding:14px 0;line-height:1.3;color:var(--muted);transition:color .2s,padding .3s var(--ease)}
.xr-list button::before{content:counter(n,decimal-leading-zero);font-family:var(--mono);font-size:11px;display:block;margin-bottom:4px}
.xr-list button b{font-weight:500;font-size:16px}
.xr-list button:hover{color:var(--ink)}
.xr-list button[aria-current=true]{color:var(--ink);padding-left:12px;box-shadow:inset 2px 0 0 var(--bp)}
.xr-stage{position:relative;padding-bottom:40px}
.browser{border-radius:10px;overflow:hidden;background:#fff;box-shadow:0 1px 0 var(--line),0 30px 60px -30px rgba(18,21,27,.35);border:1px solid var(--line)}
.bar{display:flex;align-items:center;gap:6px;height:36px;padding:0 14px;background:var(--paper2);border-bottom:1px solid var(--line)}
.bar i{width:10px;height:10px;border-radius:50%;background:#CFCABE}
.url{margin-left:14px;font-family:var(--mono);font-size:12px;color:var(--muted);background:var(--card);padding:3px 12px;border-radius:4px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:70%}
.xr-view{position:relative;aspect-ratio:1200/860;overflow:hidden;cursor:ew-resize;touch-action:pan-y;background:var(--bp)}
.xr-view img{position:absolute;left:0;top:0;width:100%;height:auto}
.xr-bp{position:absolute;inset:0;clip-path:inset(0 calc(100% - var(--x,50%)) 0 0)}
.xr-line{position:absolute;top:0;bottom:0;left:var(--x,50%);width:2px;margin-left:-1px;background:#fff;box-shadow:0 0 0 1px rgba(22,52,140,.4);pointer-events:none}
.xr-line span{position:absolute;top:14px;font-family:var(--mono);font-size:11px;padding:3px 8px;border-radius:3px;white-space:nowrap}
.xr-line span:first-child{right:10px;background:var(--bp);color:#fff}
.xr-line span:last-child{left:10px;background:#fff;color:var(--ink);box-shadow:0 1px 3px rgba(0,0,0,.2)}
.xr-phone{position:absolute;right:-18px;bottom:0;width:22%;max-width:170px;border-radius:18px;overflow:hidden;border:6px solid var(--ink);background:var(--ink);box-shadow:0 20px 40px -18px rgba(18,21,27,.5);aspect-ratio:390/760}
.xr-phone img{width:100%;height:100%;object-fit:cover;object-position:top}
.xr-range{position:absolute;left:0;bottom:0;width:calc(100% - 180px);accent-color:var(--bp)}
.xr-text h3{font-size:26px;margin-bottom:6px}
.xr-text .t{font-family:var(--mono);font-size:12px;color:var(--muted);margin-bottom:18px}
.xr-text .q{font-size:18px;color:var(--bp);margin-bottom:22px;font-weight:500}
.xr-text h4{font-family:var(--mono);font-size:11px;font-weight:500;color:var(--muted);letter-spacing:.04em;margin:18px 0 4px}
.xr-text p{color:var(--ink2);font-size:15px}
.xr-text a{display:inline-block;margin-top:24px;font-weight:500;border-bottom:1px solid currentColor;padding-bottom:2px}
.xr-text a:hover{color:var(--bp)}
.xr-text{transition:opacity .25s}
.xr-text.swap{opacity:0}

/* Loop */
.loop{height:340vh;position:relative;background:var(--bp2);color:#EEF2FF}
.loop-pin{position:sticky;top:0;height:100vh;height:100svh;display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:clamp(30px,6vw,100px);padding:80px var(--pad) 40px;overflow:hidden;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:40px 40px}
.loop-ring{position:relative;width:min(520px,100%);justify-self:center;aspect-ratio:1}
.loop-ring svg{width:100%;height:100%;overflow:visible}
.track{fill:none;stroke:rgba(255,255,255,.18);stroke-width:1.5}
.prog{fill:none;stroke:#fff;stroke-width:2;transform:rotate(-90deg);transform-origin:200px 200px;stroke-dasharray:942.48;stroke-dashoffset:942.48}
.runner{fill:#fff}
.node circle{fill:var(--bp2);stroke:rgba(255,255,255,.4);stroke-width:1.5;transition:fill .3s,stroke .3s}
.node text{fill:rgba(238,242,255,.6);font-family:var(--mono);font-size:12px;transition:fill .3s}
.node{cursor:pointer}
.node.on circle{fill:#fff;stroke:#fff}
.node.on text{fill:#fff}
.ring-mid{position:absolute;inset:0;display:grid;place-content:center;text-align:center;pointer-events:none}
.ring-mid b{font-size:clamp(56px,7vw,96px);font-weight:600;letter-spacing:-.04em;line-height:1}
.ring-mid span{font-family:var(--mono);font-size:12px;opacity:.6}
.loop-copy{max-width:520px}
.loop-copy h2{margin-bottom:16px}
.loop-intro{opacity:.75;margin-bottom:40px}
.stage{min-height:170px;border-top:1px solid rgba(255,255,255,.2);padding-top:26px}
.stage h3{font-size:30px;margin-bottom:10px}
.stage p{font-size:17px;opacity:.9}
.stage-dots{display:flex;gap:6px;margin-top:10px}
.stage-dots i{height:3px;flex:1;background:rgba(255,255,255,.2);border-radius:2px;transition:background .3s}
.stage-dots i.on{background:#fff}

/* Build */
.build{padding:clamp(80px,11vw,140px) var(--pad)}
.build-head{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:end;margin-bottom:50px}
.build-head p{color:var(--ink2);font-size:18px;max-width:480px}
.svc{list-style:none;display:grid;grid-template-columns:1fr 1fr;column-gap:clamp(30px,5vw,80px);counter-reset:s;border-top:1px solid var(--ink)}
.svc li{counter-increment:s;display:grid;grid-template-columns:48px 1fr;column-gap:12px;padding:24px 0;border-bottom:1px solid var(--line)}
.svc li::before{content:counter(s,decimal-leading-zero);font-family:var(--mono);font-size:12px;color:var(--muted);padding-top:6px;grid-row:span 2}
.svc h3{font-size:21px;margin-bottom:6px}
.svc p{color:var(--ink2);font-size:15.5px}
.stack{margin-top:44px;max-width:980px;color:var(--muted);font-size:15px;line-height:1.8}
.stack b{color:var(--ink);font-weight:500}

/* Vadim */
.vadim{padding:clamp(80px,10vw,130px) var(--pad);display:grid;grid-template-columns:1fr minmax(0,1.05fr);gap:clamp(30px,6vw,90px);align-items:center;background:var(--paper2);border-top:1px solid var(--line)}
.v-role{font-family:var(--mono);font-size:13px;color:var(--muted);margin:10px 0 26px}
.v-copy p{color:var(--ink2);margin-bottom:14px;max-width:520px}
.v-links{display:flex;gap:22px;margin-top:22px}
.v-links a{font-weight:500;border-bottom:1px solid currentColor}
.v-links a:hover{color:var(--bp)}
.gemfile{background:var(--ink);color:#D7DCE6;border-radius:10px;overflow:hidden;box-shadow:0 30px 60px -30px rgba(18,21,27,.5)}
.gemfile figcaption{font-family:var(--mono);font-size:12px;color:#8A93A3;padding:12px 18px;border-bottom:1px solid #262B34}
.gemfile pre{padding:22px 18px;overflow-x:auto;font-family:var(--mono);font-size:13.5px;line-height:1.9}
.gemfile .c{color:#7C8595}.gemfile .kw{color:#FF8A7A}.gemfile .s{color:#9BD7A7}
.gemfile a:hover .s{text-decoration:underline}

/* Desk */
.desk{padding:clamp(80px,10vw,130px) var(--pad);background:var(--card);border-top:1px solid var(--line)}
.desk-head{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:end;margin-bottom:44px}
.desk-head p{color:var(--ink2);font-size:18px;max-width:460px}
.desk-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:clamp(20px,3vw,40px);align-items:stretch}
.chat{display:flex;flex-direction:column;height:560px;border:1px solid var(--line);border-radius:10px;background:var(--paper);overflow:hidden}
.chat-log{flex:1;overflow-y:auto;padding:22px;display:flex;flex-direction:column;gap:10px;overscroll-behavior:contain}
.msg{max-width:85%;padding:11px 15px;border-radius:12px;font-size:15px;line-height:1.5}
.msg.bot{background:var(--card);border:1px solid var(--line);align-self:flex-start;border-bottom-left-radius:4px}
.msg.me{background:var(--ink);color:var(--paper);align-self:flex-end;border-bottom-right-radius:4px}
.msg.typing{display:flex;gap:4px;padding:14px 16px}
.msg.typing i{width:6px;height:6px;border-radius:50%;background:var(--muted);animation:blink 1s infinite}
.msg.typing i:nth-child(2){animation-delay:.15s}.msg.typing i:nth-child(3){animation-delay:.3s}
@keyframes blink{50%{opacity:.25}}
.msg a{text-decoration:underline}
.chat-opts{display:flex;flex-wrap:wrap;gap:8px;padding:0 22px 14px}
.chat-opts button{padding:8px 14px;border-radius:6px;border:1px solid var(--ink);font-size:14px;background:var(--card);transition:background .2s,color .2s}
.chat-opts button:hover,.chat-opts button.sel{background:var(--ink);color:var(--paper)}
.chat-opts button.done{background:var(--bp);border-color:var(--bp);color:#fff}
.chat-in{display:flex;border-top:1px solid var(--line);background:var(--card)}
.chat-in input{flex:1;border:0;background:transparent;padding:16px 20px;outline:none;font-size:16px;min-width:0}
.chat-in button{padding:0 22px;font-weight:500;color:var(--bp)}
.brief{border-radius:10px;padding:26px;background:var(--bp);color:#EEF2FF;display:flex;flex-direction:column;
  background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);background-size:24px 24px}
.brief-h{display:flex;justify-content:space-between;font-family:var(--mono);font-size:12px;opacity:.8;padding-bottom:14px;border-bottom:1px solid rgba(255,255,255,.3);margin-bottom:6px}
.brief dl div{display:grid;grid-template-columns:120px 1fr;gap:12px;padding:11px 0;border-bottom:1px dashed rgba(255,255,255,.22)}
.brief dt{font-family:var(--mono);font-size:12px;opacity:.7;padding-top:2px}
.brief dd{font-size:15px;min-height:1.5em}
.brief dd.fill{animation:ink .6s var(--ease)}
@keyframes ink{from{opacity:0;transform:translateX(-6px)}to{opacity:1;transform:none}}
.brief-go{display:flex;flex-direction:column;gap:10px;margin-top:auto;padding-top:24px}
.brief-go .btn{justify-content:center;background:#fff;color:var(--bp)}
.brief-go .btn:hover{background:var(--ink);color:#fff}
.brief-go .btn.ghost{background:transparent;color:#fff;box-shadow:inset 0 0 0 1px rgba(255,255,255,.6)}
.brief-go .btn.ghost:hover{background:#fff;color:var(--bp)}
.brief-note{font-family:var(--mono);font-size:12px;opacity:.75;margin-top:12px;text-align:center}

/* Footer */
.foot{padding:70px var(--pad) 30px;background:var(--ink);color:#C9CED8}
.foot-grid{display:grid;grid-template-columns:1fr 1fr 1fr 2fr;gap:30px;padding-bottom:50px;border-bottom:1px solid #2A2F38}
.foot .brand{color:#fff}
.foot .k{background:#fff;color:var(--ink)}
.foot a:hover{color:#fff}
.quote{font-size:15px;color:#9BA3B1}
.quote span{display:block;font-family:var(--mono);font-size:12px;margin-top:8px}
.credit{font-family:var(--mono);font-size:12px;color:#6F7785;margin-top:24px}

.fab{position:fixed;right:20px;bottom:20px;z-index:45;padding:13px 20px;border-radius:30px;background:var(--bp);color:#fff;font-weight:500;font-size:15px;box-shadow:0 12px 30px -10px rgba(22,52,140,.6);transition:opacity .3s,transform .3s var(--ease)}
.fab:hover{background:var(--ink)}
.fab.hide{opacity:0;transform:translateY(20px);pointer-events:none}

/* Phones and tablets */
@media (max-width:1100px){
  .xray{grid-template-columns:minmax(0,1fr) 280px}
  .xr-list{grid-column:1/-1;display:flex;overflow-x:auto;gap:18px;border:0;scrollbar-width:none}
  .xr-list li{border:0;flex:none}
  .xr-list button{padding:8px 0}
  .xr-list button[aria-current=true]{padding-left:0;box-shadow:inset 0 -2px 0 var(--bp)}
}
@media (max-width:820px){
  .desk-only{display:none}.phone-only{display:inline}
  .menu{display:none}
  .top{gap:12px}.top-cta{margin-left:auto;font-size:14px;padding:8px 12px}
  .hero{height:190vh}
  .hero-copy{width:auto;right:var(--pad);bottom:28px}
  .hero h1{font-size:31px;margin-bottom:14px}
  .lede{font-size:16px;margin-bottom:20px}
  .btn{height:46px;padding:0 18px}

  .hint{display:none}
  .work-head,.build-head,.desk-head{grid-template-columns:1fr;gap:14px;margin-bottom:32px}
  .xray{grid-template-columns:1fr}
  .xr-phone{right:-6px;width:26%;border-width:4px;border-radius:12px}
  .xr-range{width:70%}
  .loop{height:300vh}
  .loop-pin{grid-template-columns:1fr;align-content:center;gap:18px;padding:70px var(--pad) 24px}
  .loop-ring{width:min(250px,62vw)}
  .loop-copy h2{font-size:26px;margin-bottom:8px}
  .loop-intro{display:none}
  .stage{min-height:190px;padding-top:16px}
  .stage h3{font-size:24px}
  .stage p{font-size:15.5px}
  .svc{grid-template-columns:1fr}
  .svc li{grid-template-columns:36px 1fr}
  .vadim{grid-template-columns:1fr}
  .gemfile pre{font-size:11.5px;padding:18px 14px}
  .desk-grid{grid-template-columns:1fr}
  .chat{height:520px}
  .brief dl div{grid-template-columns:104px 1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  .quote{grid-column:1/-1}
  .fab{right:14px;bottom:14px;padding:11px 16px;font-size:14px}
}