/* ============================================================
   RadSoftware site design system  (green #00ff67, Satoshi)
   ============================================================ */
:root{
  --bg:#0a0a0a; --bg-2:#0e0e0e;
  --ink:#f4f4f2; --muted:#8b908d; --faint:#5b605e;
  --line:rgba(255,255,255,.12); --line-soft:rgba(255,255,255,.07);
  --green:#00ff67; --green-ink:#000; --green-2:#00c853;
  --ease:cubic-bezier(.22,.61,.36,1);
  --wrap:1180px; --pad:clamp(56px,6vw,90px);
  font-family:'Satoshi','Helvetica Neue',Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);line-height:1.2;-webkit-font-smoothing:antialiased;overflow-x:hidden}
body::before{content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.02) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.02) 1px,transparent 1px);
  background-size:64px 64px}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 clamp(20px,5vw,40px);position:relative;z-index:1}
main{position:relative;z-index:1}
section{position:relative;z-index:1}

/* type */
.kicker{display:flex;align-items:baseline;gap:12px;font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--muted);font-weight:600}
.kicker .idx{color:var(--green);font-weight:700;font-variant-numeric:tabular-nums}
h1,h2,h3{letter-spacing:-.035em;font-weight:900;line-height:1.02}
.h-xl{font-size:clamp(46px,7vw,92px);letter-spacing:-.05em;line-height:.94}
.h-lg{font-size:clamp(30px,4.6vw,52px)}
.h-md{font-size:clamp(24px,3.2vw,36px);letter-spacing:-.025em}
.lede{margin-top:18px;color:var(--muted);font-size:clamp(16px,1.6vw,18px);line-height:1.6;max-width:58ch}
.g{color:var(--green)}
.muted{color:var(--muted)}
.center{text-align:center}.center .lede{margin-left:auto;margin-right:auto}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;font:inherit;font-weight:700;cursor:pointer;border:0;border-radius:6px;transition:background .18s var(--ease),color .18s,border-color .18s,opacity .18s;white-space:nowrap}
.btn svg{transition:transform .2s var(--ease)}
.btn-green{background:var(--green);color:var(--green-ink);padding:14px 24px;font-size:15px}
.btn-green:hover{background:#4dff97}.btn-green:hover svg{transform:translateX(3px)}
.btn-line{background:transparent;color:var(--ink);border:1px solid var(--line);padding:13px 22px;font-size:15px}
.btn-line:hover{border-color:var(--ink)}
.btn-lg{padding:17px 30px;font-size:16.5px}

/* header */
header.nav{position:sticky;top:0;z-index:80;background:rgba(10,10,10,.8);backdrop-filter:blur(10px);border-bottom:1px solid transparent;transition:border-color .3s}
header.nav.scrolled{border-color:var(--line-soft)}
.nav__inner{display:flex;align-items:center;justify-content:space-between;height:84px;gap:20px}
.logo{display:inline-flex;align-items:center}
.logo img{height:66px;width:auto}
.nav__links{display:flex;align-items:center;gap:28px}
.nav__links a{font-size:14.5px;color:var(--muted);font-weight:500;transition:color .15s}
.nav__links a:hover,.nav__links a.active{color:var(--ink)}
.nav__right{display:flex;align-items:center;gap:30px}
.nav__burger{display:none;width:40px;height:40px;border:1px solid var(--line);border-radius:6px;background:transparent;cursor:pointer;align-items:center;justify-content:center}
.nav__burger span{display:block;width:18px;height:1.5px;background:var(--ink);position:relative;transition:.25s}
.nav__burger span::before,.nav__burger span::after{content:"";position:absolute;left:0;width:18px;height:1.5px;background:var(--ink);transition:.25s}
.nav__burger span::before{top:-6px}.nav__burger span::after{top:6px}
body.menu-open .nav__burger span{background:transparent}
body.menu-open .nav__burger span::before{top:0;transform:rotate(45deg)}
body.menu-open .nav__burger span::after{top:0;transform:rotate(-45deg)}
.mobile-menu{position:fixed;inset:84px 0 0;z-index:70;background:var(--bg);padding:30px clamp(20px,5vw,40px);display:none;flex-direction:column;gap:6px;border-top:1px solid var(--line-soft)}
body.menu-open .mobile-menu{display:flex}
.mobile-menu a{font-size:22px;font-weight:700;letter-spacing:-.02em;padding:14px 0;border-bottom:1px solid var(--line-soft);color:var(--ink)}
.mobile-menu .btn{margin-top:20px;border-bottom:0}
.mobile-menu .btn-green{color:var(--green-ink)}
.mobile-menu .btn-line{border:1px solid var(--line);color:var(--ink)}
@media(max-width:860px){.nav__links{display:none}.nav__right .btn{display:none}.nav__burger{display:inline-flex}}
@media(max-width:560px){.nav__inner{height:72px}.logo img{height:52px}.mobile-menu{inset:72px 0 0}}

/* page hero (interior pages) */
.phero{padding:clamp(50px,7vw,90px) 0 clamp(30px,4vw,50px);border-bottom:1px solid var(--line-soft)}
.phero h1{margin-top:20px}
.phero .lede{margin-top:22px}

/* partner marquee */
.partners{padding:40px 0;border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.partners .cap{text-align:center;font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--faint);font-weight:600;margin-bottom:26px}
.partners__row{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:38px 52px}
.partners__row img{height:26px;width:auto;opacity:.62;filter:grayscale(1) brightness(1.6);transition:opacity .2s}
.partners__row img:hover{opacity:1}

/* section head */
.shead{max-width:680px;margin-bottom:44px}
.shead.center{margin-left:auto;margin-right:auto}

/* solution / feature split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,5vw,64px);align-items:center;padding:clamp(40px,6vw,72px) 0;border-top:1px solid var(--line-soft)}
.split:first-of-type{border-top:0}
.split.rev .split__media{order:-1}
.split__body h3{font-size:clamp(24px,3vw,34px)}
.split__body p{margin-top:16px;color:var(--muted);font-size:17px;line-height:1.6;max-width:46ch}
.split__body .btn{margin-top:26px}
.split__media{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:radial-gradient(120% 120% at 50% 0%,rgba(255,255,255,.04),transparent 70%),var(--bg-2);aspect-ratio:4/3;display:flex;align-items:center;justify-content:center}
.split__media img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;padding:26px}

/* feature grid */
.fgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line)}
.fitem{padding:36px 40px;border-right:1px solid var(--line-soft)}
.fitem:nth-child(3n){border-right:0}
.fitem:nth-child(3n+1){padding-left:0}
/* numbered how-it-works steps (onboarding etc.) */
.how__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line)}
.stepitem{padding:36px 40px;border-right:1px solid var(--line-soft)}
.stepitem:nth-child(3n){border-right:0}
.stepitem:nth-child(3n+1){padding-left:0}
.stepitem .num{font-size:13px;font-weight:700;color:var(--green);letter-spacing:.1em}
.stepitem h4{margin-top:14px;font-size:20px;font-weight:800;letter-spacing:-.02em}
.stepitem p{margin-top:10px;color:var(--muted);font-size:15px;line-height:1.55}
.fitem .ic{width:40px;height:40px;border-radius:9px;display:grid;place-items:center;border:1px solid rgba(0,255,103,.35);color:var(--green);margin-bottom:16px}
.fitem .num{font-size:13px;font-weight:700;color:var(--green);letter-spacing:.1em}
.fitem h4{margin-top:14px;font-size:20px;font-weight:800;letter-spacing:-.02em}
.fitem p{margin-top:10px;color:var(--muted);font-size:15px;line-height:1.55}

/* list of checks */
.checks{list-style:none;display:grid;gap:14px;margin-top:24px}
.checks li{display:flex;gap:12px;align-items:baseline;font-size:15.5px;color:var(--muted)}
.checks li::before{content:"✓";color:var(--green);font-weight:700;flex:0 0 auto}

/* stats row */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.stat{padding:30px 24px;border-right:1px solid var(--line-soft)}
.stat:last-child{border-right:0}
.stat .v{font-size:clamp(30px,4vw,44px);font-weight:900;letter-spacing:-.03em}
.stat .v .g{color:var(--green)}
.stat .k{margin-top:8px;font-size:14px;color:var(--muted)}

/* CTA band */
.ctaband{padding:var(--pad) 0;border-top:1px solid var(--line-soft);text-align:center}
.ctaband h2{max-width:20ch;margin:0 auto}
.ctaband .lede{margin:18px auto 0}
.ctaband .row{margin-top:34px;display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* accordion */
.acc{border-top:1px solid var(--line)}
.acc details{border-bottom:1px solid var(--line-soft)}
.acc summary{list-style:none;cursor:pointer;padding:24px 4px;display:flex;justify-content:space-between;align-items:center;gap:24px;font-size:clamp(16px,2vw,19px);font-weight:700;letter-spacing:-.02em}
.acc summary::-webkit-details-marker{display:none}
.acc .pm{flex:0 0 18px;width:18px;height:18px;position:relative}
.acc .pm::before,.acc .pm::after{content:"";position:absolute;background:var(--muted);top:50%;left:50%;transform:translate(-50%,-50%)}
.acc .pm::before{width:14px;height:1.5px}.acc .pm::after{width:1.5px;height:14px;transition:transform .3s var(--ease)}
.acc details[open] .pm::after{transform:translate(-50%,-50%) scaleY(0)}
.acc details[open] .pm::before{background:var(--green)}
.acc details p{padding:0 4px 26px;color:var(--muted);font-size:15.5px;line-height:1.65;max-width:74ch}

/* forms */
.formwrap{border:1px solid var(--line);border-radius:12px;padding:clamp(22px,3vw,32px)}
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:18px}
.field.full{grid-column:1/-1}
.field label{font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-weight:600}
.field label .req{color:var(--green)}
.field input,.field textarea,.field select{background:transparent;border:0;border-bottom:1px solid var(--line);color:var(--ink);font:inherit;font-size:16px;padding:11px 2px;outline:none;transition:border-color .18s}
.field textarea{resize:vertical;min-height:96px;border:1px solid var(--line);border-radius:8px;padding:12px}
.field input::placeholder,.field textarea::placeholder{color:var(--faint)}
.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--green)}
/* The native dropdown popup is painted by the OS, so options inherit the near-white
   text but not the dark page background: white on white. Set both explicitly. */
.field select option,.field select optgroup{background:var(--bg-2);color:var(--ink)}
.field select optgroup{font-style:normal;font-weight:700;color:var(--muted)}
/* Lots of things here set display (flex, inline-flex, grid), which outranks the browser
   default for the hidden attribute. Make [hidden] mean hidden, everywhere. */
[hidden]{display:none!important}
.field.err input,.field.err textarea{border-color:#c0645f}
.field .msg{font-size:12px;color:#c0645f;display:none}.field.err .msg{display:block}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{position:relative;display:inline-flex;align-items:center;padding:11px 16px;border:1px solid var(--line);border-radius:6px;cursor:pointer;font-size:14px;font-weight:500;color:var(--muted);transition:.15s;user-select:none}
.chip input{position:absolute;opacity:0;width:0;height:0}
.chip:hover{border-color:var(--muted);color:var(--ink)}
.chip:has(input:checked){border-color:var(--green);color:var(--ink)}
.chip:has(input:checked)::before{content:"✓";color:var(--green);margin-right:8px;font-size:13px}
.consent{display:flex;gap:12px;align-items:flex-start;margin:4px 0 8px}
.consent input{width:18px;height:18px;margin-top:2px;accent-color:var(--green);flex:0 0 auto}
.consent label{font-size:12.5px;color:var(--faint);line-height:1.5}
.formmsg{font-size:14px;padding:12px 14px;border-radius:8px;margin-bottom:16px;display:none;background:rgba(192,100,95,.12);border:1px solid rgba(192,100,95,.4);color:#e6a9a5}
.formmsg.on{display:block}
.form-success{display:none;text-align:center;padding:28px 8px}
.form-success.on{display:block}
.form-success .ring{width:60px;height:60px;border-radius:50%;margin:0 auto 18px;display:grid;place-items:center;border:1px solid var(--green)}
.form-success h3{font-size:26px}
.form-success p{color:var(--muted);margin-top:12px;font-size:15px;line-height:1.6;max-width:40ch;margin-left:auto;margin-right:auto}

/* footer */
footer.site{border-top:1px solid var(--line);padding:64px 0 40px;position:relative;z-index:1;margin-top:0}
.foot__top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px;border-bottom:1px solid var(--line-soft)}
.foot__brand img{height:38px;margin-bottom:18px}
.foot__brand p{color:var(--muted);font-size:14px;line-height:1.6;max-width:34ch}
.foot__col h5{font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--faint);font-weight:600;margin-bottom:16px}
.foot__col a{display:block;color:var(--muted);font-size:14.5px;padding:6px 0;transition:color .15s}
.foot__col a:hover{color:var(--ink)}
.foot__bottom{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;padding-top:26px}
.foot__bottom .muted{font-size:13px;color:var(--faint)}
.foot__bottom .social{display:flex;gap:16px}
.foot__bottom .social a{color:var(--muted)}.foot__bottom .social a:hover{color:var(--ink)}
@media(max-width:860px){.foot__top{grid-template-columns:1fr 1fr;gap:32px}}
@media(max-width:520px){.foot__top{grid-template-columns:1fr}}

/* reveal */
.reveal{transition:opacity .7s var(--ease),transform .7s var(--ease)}
html.js .reveal{opacity:0;transform:translateY(22px)}
html.js .reveal.in{opacity:1;transform:none}

/* responsive */
@media(max-width:900px){
  .split{grid-template-columns:1fr;gap:28px}
  .split.rev .split__media{order:0}
  .fgrid,.how__grid{grid-template-columns:1fr;border-top:0}
  .fitem,.stepitem{border-right:0;border-top:1px solid var(--line-soft);padding:28px 0}
  .fitem:first-child,.stepitem:first-child{border-top:0}
  .fitem:first-child{border-top:0}
  .grid2{grid-template-columns:1fr}
}
/* machine illustrations (brandless SVG) */
.mach .edge{fill:#0d0e10}
.mach .cab{fill:#161719;stroke:#2b2d31;stroke-width:1.5}
.mach .panel{fill:#0d0f10;stroke:#26282c;stroke-width:1}
.mach .accent{fill:var(--green)}
.mach .accent-stroke{stroke:var(--green);stroke-width:2.5;fill:none;stroke-linecap:round}
.mach .ln{fill:#34373c}.mach .ln2{fill:#26282c}
.mach .screen{fill:#0a0d0b;stroke:#22252a;stroke-width:1}
.mach .glow{fill:var(--green);opacity:.09}
.mach .reel{fill:#0f1214;stroke:#20242a;stroke-width:1}
.mach .sym{fill:#3a3e44}.mach .symG{fill:var(--green)}.mach .symDim{fill:#1c1f23}
.mach .deck{fill:#1e2024;stroke:#2b2d31;stroke-width:1}
.mach .btn{fill:#34373c}.mach .btnG{fill:var(--green)}
.mach .slot{fill:#0b0c0e;stroke:#26282c;stroke-width:1}
.mach .led{fill:var(--green)}.mach .ticket{fill:#e8e8e4}

@media(prefers-reduced-motion:reduce){*{animation-duration:.001s!important;transition-duration:.05s!important}}