/* Kalai Labs — one stylesheet for the site. Ink or porcelain, hairlines, one Murano blue. No background pictures, no glow. */
:root{
  color-scheme:dark;
  --ink:#0b0b10; --slab:#101017; --slab2:#16161f;
  --line:rgba(255,255,255,.08); --line2:rgba(255,255,255,.16); --frame:rgba(255,255,255,.045);
  --text:#ecebf1; --muted:#9a98a6; --dim:#8a8897;
  /* Murano cased glass: body, cased rim, the dark line under the rim */
  --m-body:#2855ad; --m-rim:#5f84d6; --m-line:#1b4296; --m-c0:#2350a7; --m-c2:#2d5cb4;
  --brand:#799ee3; --brand2:#a2bef2; --on-brand:#07122e;
  --cv-grad:linear-gradient(135deg,#9db5ee,#6b8fd9,#b3c8f3,#5f84d6);
  --cv-lit:rgba(232,240,255,.55); --cv-deep:rgba(0,0,0,.14); --cv-ledge:#1b4296; --cv-drop:rgba(4,10,32,.55);
  --ul:rgba(121,158,227,.45);
  --max:1120px; --gut:24px; --read:68ch;
  --sans:"Instrument Sans",-apple-system,BlinkMacSystemFont,system-ui,sans-serif;
  --display:"Bricolage Grotesque","Instrument Sans",sans-serif;
  --mono:"Geist Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
}
/* light is the default; dark only when the visitor picks it (data-theme="dark", saved as kl-theme) */
:root:not([data-theme="dark"]){
  color-scheme:light;
  --ink:#f5f5f2; --slab:#ffffff; --slab2:#ebebe6;
  --line:rgba(14,15,24,.1); --line2:rgba(14,15,24,.2); --frame:rgba(14,15,24,.07);
  --text:#0e0f18; --muted:#4b4c58; --dim:#5d5e6a;
  --brand:#2855ad; --brand2:#1f4aa0; --on-brand:#ffffff;
  --cv-grad:linear-gradient(135deg,#3a68c4,#2855ad,#4a76cf,#1f4aa0);
  --cv-lit:rgba(255,255,255,.16); --cv-deep:rgba(0,8,40,.42); --cv-ledge:#163a85; --cv-drop:rgba(18,38,92,.22);
  --ul:rgba(40,85,173,.4);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;scroll-padding-top:72px}
body{background:var(--ink);color:var(--text);font-family:var(--sans);font-size:17px;line-height:1.55;
  -webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit}
img{display:block;max-width:100%;height:auto}
::selection{background:var(--m-rim);color:var(--on-brand)}
.wrap{max-width:var(--max);margin:0 auto;padding:0 var(--gut)}
h1,h2,h3{font-family:var(--display);font-weight:800;letter-spacing:-.025em;line-height:1.05;text-wrap:balance}
p,li,dd,.rv{text-wrap:pretty}
.mono,.chip,.eyebrow,.facts,.kind,.repo,.crumb{font-family:var(--mono)}
[lang="ta"]{font-family:"Tamil Sangam MN","Noto Sans Tamil","Nirmala UI",system-ui,sans-serif;font-size:1.08em;letter-spacing:0}
.skip{position:absolute;left:-9999px}
.skip:focus{left:24px;top:12px;background:var(--m-rim);color:var(--on-brand);padding:8px 14px;border-radius:999px;z-index:50}
.nw{white-space:nowrap}

/* the architectural frame: two hairlines on the column edges, page-tall */
body{position:relative}
body::before{content:"";position:absolute;top:0;bottom:0;left:50%;width:var(--max);transform:translateX(-50%);
  border-left:1px solid var(--frame);border-right:1px solid var(--frame);pointer-events:none;z-index:0}
.bar,main,footer{position:relative;z-index:1}

/* bar */
.bar{position:sticky;top:0;z-index:20;background:var(--ink);border-bottom:1px solid var(--line)}
.bar .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:20px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.brand .logo{display:block;flex:none;width:24px;height:24px}
.brand .wordmark{font-family:var(--display);font-weight:800;font-size:16px;letter-spacing:.1em;line-height:1}
.bar nav{display:flex;align-items:center;gap:10px}
.bar nav a{text-decoration:none}
.bar nav .nav-cta{display:inline-flex;align-items:center;height:36px;padding:0 17px;font-size:14px;color:var(--text);border:1px solid var(--line2);border-radius:999px;transition:border-color .2s}
.bar nav .nav-cta:hover{border-color:var(--muted)}

/* theme toggle: a moon in the dark, a sun in the light; the page turns in a circle from the button */
.tt{width:36px;height:36px;flex:none;display:inline-grid;place-items:center;border-radius:50%;border:1px solid var(--line2);
  background:transparent;color:var(--brand);cursor:pointer;transition:border-color .2s,transform .2s}
.tt:hover{border-color:var(--muted)}
.tt:active{transform:scale(.94)}
.tt:focus-visible,.bar nav .nav-cta:focus-visible{outline:2px solid var(--m-rim);outline-offset:2px}
.tt svg{display:block;overflow:visible}
.tt-sun,.tt-rays{transform-box:fill-box;transform-origin:center}
.tt-sun{fill:currentColor;transform:scale(1.72);transition:transform .6s cubic-bezier(.65,0,.25,1)}
.tt-cut{transition:transform .6s cubic-bezier(.65,0,.25,1)}
.tt-rays{stroke:currentColor;stroke-width:1.7;stroke-linecap:round;opacity:0;transform:rotate(-70deg) scale(.4);
  transition:transform .6s cubic-bezier(.65,0,.25,1),opacity .35s}
:root:not([data-theme="dark"]) .tt-sun{transform:scale(1)}
:root:not([data-theme="dark"]) .tt-cut{transform:translate(9px,-9px)}
:root:not([data-theme="dark"]) .tt-rays{opacity:1;transform:rotate(0) scale(1);transition-delay:.12s}
:root:not([data-theme="dark"]) .tt:hover .tt-rays{transform:rotate(22.5deg)}
::view-transition-old(root),::view-transition-new(root){animation:none;mix-blend-mode:normal}
::view-transition-new(root){z-index:2}
.theming,.theming *{transition:background-color .45s ease,color .45s ease,border-color .45s ease,fill .45s ease,stroke .45s ease!important}

/* type pieces */
.eyebrow{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--dim);margin-bottom:16px}
h2{font-size:clamp(30px,4.2vw,48px);letter-spacing:-.03em}
h3{font-size:22px}
.lede{color:var(--muted);max-width:36em;margin-top:16px}
.prose{max-width:var(--read);color:var(--muted);margin-top:20px}
.prose p+p{margin-top:16px}
.prose b,.prose strong{color:var(--text);font-weight:500}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:32px}
.chip{font-size:12.5px;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:7px 13px;background:var(--slab)}
.chip b{color:var(--text);font-weight:500}
.facts{font-size:12.5px;color:var(--dim);letter-spacing:.02em}
.kind{font-size:11.5px;color:var(--dim);letter-spacing:.08em;text-transform:uppercase;margin-top:5px}
.note{font-size:14px;color:var(--dim);margin-top:28px;max-width:72ch}
.textlink{color:var(--brand);text-underline-offset:3px}
.textlink:hover{color:var(--brand2)}

/* buttons: carved pills */
.links{display:flex;flex-wrap:wrap;gap:12px;margin-top:4px}
.go{display:inline-flex;align-items:center;gap:8px;text-decoration:none;font-size:14.5px;
  border:1px solid var(--line2);border-radius:999px;padding:9px 16px;background:transparent;
  transition:border-color .15s,background .15s,color .15s}
.go:hover{border-color:var(--m-rim);color:var(--text)}
.go.primary{
  background:var(--cv-grad);background-size:300% 300%;animation:cv-drift 6s ease infinite;
  color:var(--on-brand);border:0;font-weight:600;padding:11px 21px;
  text-shadow:0 1px 0 var(--cv-lit),0 -1px 1px var(--cv-deep);
  box-shadow:0 4px 0 var(--cv-ledge),0 8px 18px var(--cv-drop);
  transition:transform .08s ease,box-shadow .08s ease,filter .15s ease}
.go.primary:hover{filter:brightness(1.05);color:var(--on-brand)}
.go.primary:active{transform:translateY(3px);box-shadow:0 1px 0 var(--cv-ledge),0 3px 9px var(--cv-drop)}
@keyframes cv-drift{0%,100%{background-position:0% 50%}50%{background-position:100% 50%}}
.go .arw{color:var(--brand);font-size:13px}
.go.primary .arw{color:var(--on-brand)}
.copy{margin-top:14px;font:500 13px var(--mono);color:var(--text);background:transparent;border:1px solid var(--line2);border-radius:999px;padding:8px 15px;cursor:pointer}
.copy:hover{border-color:var(--m-rim)}

/* sections: a label column and a body column, ruled */
section{padding:88px 0;border-top:1px solid var(--line)}
section.slim{padding:56px 0}
.sec{display:grid;grid-template-columns:3fr 9fr;column-gap:var(--gut);align-items:start}
.sec>.eyebrow{position:sticky;top:94px;padding-top:6px;margin:0}
.sec-body>h2+*{margin-top:28px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:start}

/* ruled rows (facts, products, repos, rules) */
.rows{border-top:1px solid var(--line);margin-top:32px}
.row{display:grid;grid-template-columns:200px 1fr;gap:24px;padding:20px 0;border-bottom:1px solid var(--line);align-items:start}
.row .rk{font-family:var(--mono);font-size:13.5px;color:var(--text);padding-top:2px;display:flex;align-items:center;gap:12px}
.rk-mark{width:28px;height:28px;border-radius:7px;border:1px solid var(--line);background:var(--slab2);object-fit:cover;flex:none}
.rk-mark.pad{object-fit:contain;padding:2px}
.row .rv{color:var(--muted);font-size:16px}
.row .rv a,.prose a{color:var(--brand);text-decoration:underline;text-decoration-color:var(--ul);text-underline-offset:3px;text-decoration-thickness:1px}
.row .rv a:hover,.prose a:hover{color:var(--brand2);text-decoration-color:currentColor}
.row .rv b{color:var(--text);font-weight:500}
.mail{font-family:var(--display);font-weight:700;letter-spacing:-.02em;
  font-size:clamp(26px,3.6vw,40px);color:var(--brand);text-decoration:none;display:inline-block;margin-top:6px}
.mail:hover{color:var(--brand2)}

/* cards, now ruled entries: never three equal boxes in a row */
.grid{display:grid;grid-template-columns:1fr 1fr;gap:0 var(--gut);margin-top:32px;border-top:1px solid var(--line)}
.card{padding:24px 0;border-bottom:1px solid var(--line);display:flex;flex-direction:column;gap:12px}
.card h3{font-size:24px}
.card p{color:var(--muted);font-size:16px}
.grid.three{grid-template-columns:1fr}
.grid.three .card{display:grid;grid-template-columns:5fr 7fr;gap:24px;align-items:baseline}

/* page head (inner pages) */
.phead{padding-top:84px;padding-bottom:20px}
.crumb{font-size:12.5px;color:var(--dim);margin-bottom:22px;letter-spacing:.02em}
.crumb a{text-decoration:none}
.crumb a:hover{color:var(--text)}
.phead h1{font-size:clamp(40px,6.4vw,76px);letter-spacing:-.035em;line-height:.98;max-width:10em}
.phead .lede{font-size:19px;margin-top:22px}
figure.wide{margin-top:40px;border:1px solid var(--line)}
figure.wide figcaption{font-family:var(--mono);font-size:12px;color:var(--dim);padding:12px 16px;border-top:1px solid var(--line)}

/* home: hero with the living mark */
.hero{padding-top:88px;padding-bottom:80px;display:grid;grid-template-columns:7fr 5fr;column-gap:var(--gut);align-items:center}
.hero h1{font-size:clamp(40px,6.6vw,86px);letter-spacing:-.035em;line-height:.96}
.hero h1 em{font-style:normal;color:var(--brand)}
.hero p{color:var(--muted);max-width:30em;margin-top:28px;font-size:19px}
.hero-mark{display:flex;justify-content:center;align-items:center}
.morph{display:block;width:100%;max-width:480px;height:auto;aspect-ratio:1}
/* Murano cased glass, lit from the top left: clear casing (m-case, m-edge) around a dense core */
.m-case{fill:url(#gK) #4b72bd}
.m-body{fill:url(#gB) #204ca4}
.m-c1{fill:none;stroke:url(#g1) #2754ac;stroke-width:112}
.m-c2{fill:none;stroke:url(#g2) #2e5bb4;stroke-width:64}
.m-line{fill:none;stroke:var(--m-line);stroke-width:28}
.m-rim{fill:none;stroke:url(#gR) #5f86d0;stroke-width:22}
.m-edge{fill:none;stroke:url(#gR) #5f86d0;stroke-width:8}
.mw .c1{fill:url(#g1) #2754ac}
.mw .c2{fill:url(#g2) #2e5bb4}
.mw .r{fill:url(#gR) #5f86d0}
.mw .l{fill:var(--m-line)}

/* home: the two flagships */
.flag{padding:96px 0 104px}
.flag-head{display:flex;align-items:center;gap:18px}
.flag-head .eyebrow{margin:0}
.flag-mark{width:64px;height:64px;border-radius:15px;background:var(--slab2);border:1px solid var(--line);object-fit:cover;flex:none}
.flag-mark.pad{object-fit:contain;padding:6px}
.flag-name{font-size:clamp(76px,17vw,212px);line-height:.8;letter-spacing:-.04em;margin-top:28px;
  padding-bottom:28px;border-bottom:1px solid var(--line)}
.flag-grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));column-gap:var(--gut);margin-top:48px;align-items:start}
.flag-copy{grid-column:1/span 6}
.flag-shot{grid-column:8/span 5;border:1px solid var(--line2);background:var(--slab);overflow:hidden}
.flag.flip .flag-copy{grid-column:7/span 6;grid-row:1}
.flag.flip .flag-shot{grid-column:1/span 5;grid-row:1}
.flag-pitch{font-size:clamp(21px,2.3vw,27px);line-height:1.36;letter-spacing:-.01em;color:var(--text);max-width:30ch}
.feats{list-style:none;margin-top:36px;border-top:1px solid var(--line)}
.feats li{padding:16px 0;border-bottom:1px solid var(--line);color:var(--muted);font-size:16.5px}
.feats b{color:var(--text);font-weight:700;font-family:var(--display);font-size:18px;margin-right:4px}
.proofs{display:grid;grid-template-columns:1fr 1fr;gap:var(--gut);margin-top:36px}
.proof{display:flex;flex-direction:column;gap:8px}
.proof-n{font-family:var(--display);font-weight:800;font-size:clamp(40px,4.6vw,60px);letter-spacing:-.04em;line-height:.9;color:var(--brand2)}
.proof-n.proof-sm{font-size:clamp(19px,2vw,23px);letter-spacing:-.01em;line-height:1.2;overflow-wrap:anywhere;padding-top:6px}
.proof-l{font-family:var(--mono);font-size:12.5px;color:var(--dim)}
.flag-copy .links{margin-top:36px}
.flag-copy .facts{margin-top:24px}

/* home: pricing as a ruled table */
.prices{border-top:1px solid var(--line)}
.price{display:grid;grid-template-columns:3fr 4fr 5fr;gap:var(--gut);align-items:baseline;padding:22px 0;border-bottom:1px solid var(--line)}
.price h3{font-size:20px;letter-spacing:-.01em}
.price-n{font-family:var(--display);font-weight:800;font-size:clamp(26px,3vw,36px);letter-spacing:-.03em;line-height:1;color:var(--brand2)}
.price p{color:var(--muted);font-size:15.5px}
.revenue{margin-top:40px;font-family:var(--display);font-weight:700;font-size:clamp(22px,2.6vw,30px);line-height:1.25;
  letter-spacing:-.02em;color:var(--text);max-width:30ch}

/* home: the lab, the film, the repos, the company */
.lab .card{display:grid;grid-template-columns:auto 1fr;column-gap:18px;row-gap:10px;padding:26px 0}
.lab .card .head{display:contents}
.lab .card .mark{grid-row:1/span 3;width:54px;height:54px;border-radius:13px;border:1px solid var(--line);object-fit:cover}
.lab .card p,.lab .card .links{grid-column:2}
.lab.grid{margin-top:0}
.made{display:grid;grid-template-columns:5fr 4fr;gap:var(--gut);align-items:center}
.made-img{display:block;border:1px solid var(--line2)}
.made h3{font-size:clamp(28px,3.4vw,40px);letter-spacing:-.03em}
.made p{color:var(--muted);font-size:16px;margin:12px 0 20px;max-width:46ch}
.repos{display:grid;grid-template-columns:1fr 1fr;column-gap:var(--gut);border-top:1px solid var(--line)}
.repo{font-size:13.5px;color:var(--text);padding:15px 0;border-bottom:1px solid var(--line);text-decoration:none}
.repo span{color:var(--dim)}
a.repo:hover{color:var(--brand2)}
.co{margin-top:28px;border-top:1px solid var(--line)}
.co div{display:grid;grid-template-columns:130px 1fr;gap:16px;padding:13px 0;border-bottom:1px solid var(--line)}
.co dt{font-family:var(--mono);font-size:12.5px;color:var(--dim);padding-top:3px}
.co dd{color:var(--text);font-size:16px}

footer{border-top:1px solid var(--line);padding:36px 0 60px;color:var(--dim);font-size:14px}
footer .wrap{display:flex;flex-wrap:wrap;gap:14px 28px;justify-content:space-between;align-items:center}
footer .sig{display:flex;align-items:center;gap:12px}
footer nav{display:flex;flex-wrap:wrap;gap:20px}
footer a{text-decoration:none;color:var(--muted)}
footer a:hover{color:var(--text)}

/* 404 */
.lost{min-height:calc(100vh - 160px);display:flex;flex-direction:column;justify-content:center;gap:22px;padding:80px 0}
.lost h1{font-size:clamp(48px,9vw,112px);letter-spacing:-.045em;line-height:.9}

@media(max-width:1099px){
  .hero{grid-template-columns:1fr;padding-top:64px;padding-bottom:64px}
  .hero-mark{justify-content:flex-start;margin-top:48px}
  .morph{max-width:min(300px,62vw)}
  body::before{display:none}
}
@media(max-width:860px){
  section{padding:64px 0}
  .flag{padding:72px 0 80px}
  .sec{grid-template-columns:1fr}
  .sec>.eyebrow{position:static;padding:0;margin-bottom:18px}
  .flag-grid{grid-template-columns:1fr;row-gap:44px}
  .flag-copy,.flag-shot,.flag.flip .flag-copy,.flag.flip .flag-shot{grid-column:1;grid-row:auto}
  .flag-shot{max-width:440px}
  .grid,.two,.made,.repos{grid-template-columns:1fr}
  .grid.three .card,.price{grid-template-columns:1fr;gap:8px}
  .row{grid-template-columns:1fr;gap:6px}
}
@media(max-width:640px){
  :root{--gut:20px}
  .hero{padding-top:52px}
  .hero p{font-size:18px}
  .flag-name{margin-top:22px;padding-bottom:20px}
  .co div{grid-template-columns:1fr;gap:2px}
  .proofs{grid-template-columns:1fr;gap:22px}
  .morph{max-width:min(240px,60vw)}
}
@media(prefers-reduced-motion:reduce){*{transition:none!important}html{scroll-behavior:auto}.go.primary{animation:none}}