/* PoolsiFi Technologies — poolsifitech.com */
:root{
  --black:#000;--ink:#121212;--white:#fff;--grey:#6e6e6e;--line:rgba(255,255,255,.18);--line-d:rgba(0,0,0,.15);
  --blue:#1a6aff;--blue-deep:#1c1cff;--lime:#dbff00;
  --f-head:"Helvetica Neue",Helvetica,Arial,sans-serif;
  --f-body:"Poppins",Helvetica,Arial,sans-serif;
  --f-mono:"Azeret Mono",ui-monospace,Menlo,monospace;
  --f-grot:"Space Grotesk",Helvetica,Arial,sans-serif;
  --f-kanit:"Kanit",Helvetica,Arial,sans-serif;
  --pad:clamp(20px,4.2vw,72px);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--black);color:var(--white);font-family:var(--f-body);font-weight:300;line-height:1.6;font-size:16px;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;font-weight:300;line-height:1.05;letter-spacing:-.01em}
p{margin:0}
.container{padding-left:var(--pad);padding-right:var(--pad);max-width:1700px;margin:0 auto}
.eyebrow{font-family:var(--f-mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;font-weight:400}
.eyebrow::before{content:"";display:block;width:34px;height:1px;background:currentColor;margin-bottom:26px;opacity:.9}
.rule{border:0;border-top:1px solid var(--line);margin:0}
.light .rule{border-color:var(--line-d)}
.h-display{font-family:var(--f-head);font-size:clamp(46px,7.4vw,120px);line-height:1;letter-spacing:-.02em}
.h-xl{font-family:var(--f-head);font-size:clamp(38px,5.4vw,88px)}
.h-lg{font-family:var(--f-head);font-size:clamp(30px,3.6vw,58px)}
.h-md{font-family:var(--f-head);font-size:clamp(24px,2.4vw,36px)}
.lead{font-size:clamp(16px,1.25vw,20px);max-width:56ch}
.muted{color:var(--grey)}
.center{text-align:center}
.light{background:var(--white);color:var(--ink)}
.light .muted{color:var(--grey)}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:10px;padding:14px 30px;border:1px solid currentColor;border-radius:999px;font-family:var(--f-grot);font-size:14px;letter-spacing:.02em;font-weight:500;transition:.25s;cursor:pointer;background:transparent}
.btn:hover{background:var(--white);color:var(--black)}
.light .btn:hover{background:var(--ink);color:var(--white)}
.btn-fill{background:var(--blue);border-color:var(--blue);color:#fff}
.btn-fill:hover{background:#0d55d6;border-color:#0d55d6;color:#fff}
.btn-arrow::after{content:"→";font-family:var(--f-head);font-size:18px;line-height:1}

/* header */
.site-header{position:fixed;inset:0 0 auto 0;z-index:50;height:64px;display:flex;align-items:center;background:rgba(0,0,0,.72);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);transition:background .3s}
.site-header .container{display:flex;align-items:center;justify-content:space-between;width:100%}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--f-grot);font-size:17px;font-weight:500}
.brand img{width:40px;height:40px}
.nav{display:flex;gap:clamp(16px,2vw,32px);font-family:var(--f-grot);font-size:13.5px;font-weight:500}
.nav a{opacity:.92;padding:6px 0;position:relative}
.nav a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:1px;background:#fff;transition:.25s}
.nav a:hover::after,.nav a.active::after{width:100%}
.nav-toggle{display:none;width:44px;height:44px;border:0;background:transparent;color:#fff;cursor:pointer}
.nav-toggle span{display:block;width:24px;height:2px;background:#fff;margin:5px auto;transition:.25s}
@media (max-width:820px){
  .nav-toggle{display:block}
  .nav{position:fixed;top:64px;left:0;right:0;flex-direction:column;background:#000;padding:20px var(--pad) 32px;gap:18px;font-size:18px;transform:translateY(-120%);transition:.3s;opacity:0}
  .nav.open{transform:none;opacity:1}
}
main{padding-top:64px}

/* hero */
.hero{position:relative;min-height:calc(100vh - 64px);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;overflow:hidden;background:#000}
.hero-bg{position:absolute;inset:0;background:center/cover no-repeat;opacity:.55;filter:blur(6px) saturate(.8);transform:scale(1.05)}
.hero-bg::after{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at center,rgba(0,0,0,.25),rgba(0,0,0,.85) 75%)}
.hero-bg.dim{opacity:.4}
.hero>.container{position:relative;z-index:1;padding-top:60px;padding-bottom:60px}
.hero .h-display{max-width:14ch;margin:0 auto}
.tag-box{display:inline-block;margin-top:34px;padding:8px 14px;background:var(--blue-deep);color:#fff;font-family:var(--f-mono);font-size:11.5px;letter-spacing:.06em;text-transform:uppercase;max-width:62ch;line-height:1.5}

/* generic section spacing */
.section{padding:clamp(56px,7vw,110px) 0}
.section-tight{padding:clamp(36px,4vw,64px) 0}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,3vw,48px);align-items:center}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(20px,2.5vw,40px)}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(20px,2.5vw,40px)}
@media (max-width:900px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}
@media (max-width:900px) and (min-width:560px){.grid-4{grid-template-columns:1fr 1fr}}

/* home: stack */
.stack-code{font-family:var(--f-mono);font-size:clamp(20px,3.2vw,52px);line-height:1.25;letter-spacing:-.01em}
.stack-code .brace{display:block;color:var(--lime);font-size:1.3em}
.code-shots{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.code-shots img{width:100%;border-radius:6px}
@media (max-width:820px){.code-shots{grid-template-columns:1fr}}

/* home: algorithm cards */
.algo-stage{background:#000;padding:clamp(24px,3vw,48px) var(--pad) clamp(64px,7vw,120px)}
.algo-card{background:#fff;color:var(--ink);border-radius:10px;display:grid;grid-template-columns:1fr 1fr;gap:clamp(20px,3vw,48px);align-items:center;padding:clamp(28px,4vw,64px);margin:0 auto clamp(20px,3vw,40px);max-width:1660px;box-shadow:0 30px 80px rgba(0,0,0,.5);position:sticky;top:84px}
.algo-card:nth-child(2){top:96px}.algo-card:nth-child(3){top:108px}
.algo-card .kicker{font-family:var(--f-mono);font-size:13px;letter-spacing:.08em;text-transform:uppercase;margin-bottom:26px}
.algo-card dl{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:0 0 26px}
.algo-card dt{font-family:var(--f-head);font-size:clamp(26px,2.6vw,42px);line-height:1;letter-spacing:-.02em}
.algo-card dd{margin:6px 0 0;font-size:14px;color:var(--grey)}
.algo-card .body{font-size:15px;line-height:1.7;color:#222;max-width:52ch}
.algo-card figure{margin:0}
.algo-card figcaption{font-family:var(--f-mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;text-align:center;margin-top:14px;color:var(--grey)}
@media (max-width:900px){.algo-card{grid-template-columns:1fr;position:static}}

/* why */
.why{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(24px,4vw,72px);align-items:end}
@media (max-width:900px){.why{grid-template-columns:1fr}}
.big-quote{font-family:var(--f-head);font-size:clamp(30px,4.6vw,76px);line-height:1.05;letter-spacing:-.02em;max-width:18ch}
.big-quote b{font-weight:400;color:var(--blue)}

/* stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line-d)}
.stats>div{padding:34px 24px 34px 0;border-bottom:1px solid var(--line-d)}
.stats .num{font-family:var(--f-kanit);font-weight:300;font-size:clamp(44px,5vw,84px);line-height:1;letter-spacing:-.02em}
.stats .lbl{font-size:14px;color:var(--grey);margin-top:10px}
@media (max-width:900px){.stats{grid-template-columns:1fr 1fr}}

/* band */
.band{position:relative;min-height:412px;display:flex;align-items:center;background:center/cover no-repeat;color:#fff}
.band::before{content:"";position:absolute;inset:0;background:rgba(0,0,0,.55)}
.band>.container{position:relative}

/* video bands */
.video-band{position:relative;min-height:412px;overflow:hidden;background:#000;display:flex;align-items:center;color:#fff}
.video-band-tall{min-height:clamp(420px,60vh,640px)}
.video-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:brightness(.55)}
.video-band>.container{position:relative;width:100%}
.video-band .big-quote{max-width:16ch}
.video-band .big-quote b{color:#fff}

/* products list */
.products{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.products li{display:grid;grid-template-columns:80px 1.2fr 1fr;gap:clamp(16px,3vw,60px);padding:clamp(24px,3vw,44px) 0;border-bottom:1px solid var(--line);align-items:start}
.products .idx{font-family:var(--f-mono);font-size:14px;color:#8a8a8a}
.products h3{font-family:var(--f-head);font-size:clamp(26px,3vw,48px);letter-spacing:-.01em;text-transform:uppercase}
.products h3 a{display:block;font:500 12px/1 var(--f-mono);letter-spacing:.08em;text-transform:none;margin-top:12px;color:#9a9a9a}
.products h3 a:hover{color:#fff}
.products p{font-size:15px;color:#cfcfcf;line-height:1.7}
@media (max-width:820px){.products li{grid-template-columns:50px 1fr}.products p{grid-column:2}}

/* feature tiles (pointcapitalis/pools) */
.tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(16px,2vw,32px)}
.tile{background:#fff;color:var(--ink);border-radius:12px;padding:26px 26px 22px;box-shadow:0 10px 40px rgba(0,0,0,.08)}
.tile img{border-radius:6px;margin-bottom:22px;background:#fff}
.tile h3{font-family:var(--f-head);font-size:22px;letter-spacing:-.01em;margin-bottom:8px}
.tile .sub{font-family:var(--f-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--grey)}
@media (max-width:900px){.tiles{grid-template-columns:1fr}}

/* gradient hero (pointcapitalis) */
.hero-gradient{position:relative;overflow:hidden;color:var(--ink)}
.hero-gradient .bg{position:absolute;inset:0;background:center/cover no-repeat}
.hero-gradient>.container{position:relative;padding-top:clamp(70px,9vw,140px);padding-bottom:clamp(40px,5vw,80px)}
.hero-gradient .shot{margin-top:clamp(30px,4vw,60px);border-radius:12px;box-shadow:0 40px 100px rgba(0,0,0,.25)}

/* list rows */
.rows{list-style:none;margin:0;padding:0;border-top:1px solid var(--line-d)}
.rows li{display:grid;grid-template-columns:minmax(200px,.6fr) 1.4fr;gap:clamp(16px,3vw,60px);padding:clamp(20px,2.5vw,36px) 0;border-bottom:1px solid var(--line-d)}
.rows h3{font-family:var(--f-head);font-size:clamp(22px,2.2vw,34px);letter-spacing:-.01em}
.rows p{color:#333;font-size:15px;line-height:1.75}
.dark .rows,.dark .rows li{border-color:var(--line)}
.dark .rows p{color:#cfcfcf}
@media (max-width:700px){.rows li{grid-template-columns:1fr}}

/* stat lines (pointcapitalis) */
.statlines{font-family:var(--f-head);font-size:clamp(26px,3.6vw,60px);line-height:1.15;letter-spacing:-.02em}
.statlines b{font-weight:400;color:var(--blue)}

/* founders */
.founders{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(24px,3vw,48px) clamp(16px,2vw,32px)}
.founder img{border-radius:8px;aspect-ratio:1;object-fit:cover;object-position:top;background:linear-gradient(#1c1c1c,#0a0a0a)}
.founder h3{font-family:var(--f-grot);font-size:16px;font-weight:600;letter-spacing:.04em;margin-top:16px;text-transform:uppercase}
.founder .role{font-size:13px;color:var(--grey);margin-top:2px}
.founder a{display:inline-block;margin-top:8px;font-family:var(--f-mono);font-size:11px;letter-spacing:.1em;color:var(--blue)}
@media (max-width:900px){.founders{grid-template-columns:1fr 1fr}}

/* partners */
.partners{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.partners a{background:#fff;border-radius:8px;padding:22px;display:flex;align-items:center;justify-content:center;min-height:120px;transition:.25s}
.partners a:hover{transform:translateY(-3px)}
.partners img{max-height:70px;width:auto;object-fit:contain}
@media (max-width:900px){.partners{grid-template-columns:1fr 1fr}}

/* work-with-us tabs */
.tabs{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}
.tabs a{padding:10px 20px;border:1px solid var(--line);border-radius:999px;font-family:var(--f-grot);font-size:13px}
.tabs a:hover{background:#fff;color:#000}
.role-block{scroll-margin-top:90px}
.role-intro{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,4vw,72px);align-items:center;margin-bottom:clamp(28px,4vw,56px)}
.role-intro img{border-radius:12px;width:100%}
@media (max-width:900px){.role-intro{grid-template-columns:1fr}}

/* form */
.form{max-width:760px}
.form label{display:block;font-family:var(--f-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;margin:22px 0 8px;color:var(--grey)}
.form input,.form select{width:100%;padding:14px 0;border:0;border-bottom:1px solid var(--line-d);background:transparent;font:16px var(--f-body);color:inherit;outline:0;border-radius:0}
.form input:focus,.form select:focus{border-color:var(--blue)}
.form .actions{margin-top:34px;display:flex;align-items:center;gap:20px}
.form .msg{font-size:14px}

/* pricing card */
.price-card{background:#fff;color:var(--ink);border-radius:14px;padding:clamp(28px,4vw,56px);display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center}
.price-card .price{font-family:var(--f-head);font-size:clamp(48px,6vw,96px);line-height:1;letter-spacing:-.03em}
@media (max-width:820px){.price-card{grid-template-columns:1fr}}

/* footer */
.site-footer{background:#000;border-top:1px solid var(--line);padding:clamp(40px,5vw,72px) 0 28px;font-size:14px}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr 1.2fr;gap:32px;margin-bottom:48px}
.footer-top h4{font-family:var(--f-mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:#8a8a8a;margin-bottom:16px}
.footer-top ul{list-style:none;margin:0;padding:0;display:grid;gap:9px}
.footer-top a:hover{text-decoration:underline}
.footer-brand{font-family:var(--f-grot);font-size:18px;font-weight:500;display:flex;align-items:center;gap:10px}
.footer-brand img{width:36px}
.footer-note{color:#9a9a9a;max-width:34ch;margin-top:16px;font-size:13px}
.footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:22px;color:#8a8a8a;font-size:12.5px}
@media (max-width:900px){.footer-top{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.footer-top{grid-template-columns:1fr}}

/* reveal */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .8s cubic-bezier(.2,.7,.2,1),transform .8s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}