/* AlphaBuild AI — alphabuildai.com. Distinct identity: Mona Sans + Satoshi + JetBrains Mono;
   dev-tool / terminal aesthetic, electric-blue agent accent + green "passing CI" accent. */
@font-face{font-family:"Mona";src:url(../fonts/MonaSans-latin.woff2) format("woff2");font-weight:200 900;font-stretch:75% 125%;font-display:swap}
@font-face{font-family:"Mona";src:url(../fonts/MonaSans-latin-ext.woff2) format("woff2");font-weight:200 900;font-stretch:75% 125%;font-display:swap;unicode-range:U+0100-024F,U+0259,U+1E00-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:"Satoshi";src:url(../fonts/Satoshi-400.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Satoshi";src:url(../fonts/Satoshi-500.woff2) format("woff2");font-weight:500;font-display:swap}
@font-face{font-family:"JBMono";src:url(../fonts/JetBrainsMono.woff2) format("woff2");font-weight:100 800;font-display:swap}

:root{
  --bg:#0A0D14; --panel:#11151E; --panel2:#161B26;
  --paper:#F5F7FA; --ink:#0E1420;
  --blue:#4F74FF; --blue-2:#6E8CFF; --green:#2FD98A;
  --mute:#7D8798; --mute-d:rgba(226,232,240,.62);
  --line:#E3E8EF; --line-d:rgba(226,232,240,.14);
  --card:#FFFFFF; --radius:14px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--paper);color:var(--ink);font:400 17px/1.6 Satoshi,system-ui,sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img,svg{display:block;max-width:100%}
.wrap{max-width:1160px;margin:0 auto;padding:0 28px}
.mono{font:500 11px/1.4 JBMono,ui-monospace,monospace;letter-spacing:.08em;text-transform:uppercase;color:var(--mute)}
h1,h2,h3{font-family:Mona,system-ui,sans-serif;font-weight:720;letter-spacing:-.02em;line-height:1.02}
h1{font-size:clamp(40px,6.2vw,76px);font-stretch:112%}
h2{font-size:clamp(29px,4vw,48px);line-height:1.05}
h3{font-size:20px;font-weight:600;letter-spacing:-.01em}
p{color:var(--ink)}
.lead{font-size:clamp(17px,1.9vw,21px);line-height:1.5;color:var(--mute);max-width:42ch}
.em{color:var(--blue)}
.gr{color:var(--green)}

/* nav */
.nav{position:sticky;top:0;z-index:40;background:rgba(245,247,250,.82);backdrop-filter:saturate(1.3) blur(10px);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:66px}
.brand{font-family:Mona;font-weight:760;font-size:21px;letter-spacing:-.02em;display:flex;align-items:center;gap:9px;font-stretch:110%}
.brand .car{color:var(--blue);font-family:JBMono;font-weight:700}
.navlinks{display:flex;gap:28px;align-items:center}
.navlinks a{font-size:14.5px;color:var(--mute)}
.navlinks a:hover{color:var(--ink)}
.btn{display:inline-flex;align-items:center;gap:8px;font:500 15px/1 Satoshi;padding:12px 20px;border-radius:10px;border:1px solid var(--ink);background:var(--ink);color:var(--paper);transition:.16s;cursor:pointer}
.btn:hover{background:var(--blue);border-color:var(--blue)}
.btn.ghost{background:transparent;color:var(--ink)}
.btn.ghost:hover{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.btn.sm{padding:9px 15px;font-size:14px}

/* section scaffold */
section{padding:92px 0}
.eyebrow{display:inline-flex;align-items:center;gap:10px;margin-bottom:18px}
.eyebrow:before{content:"";width:22px;height:1px;background:var(--blue)}
.grid{display:grid;gap:24px}

/* hero */
.hero{background:var(--bg);color:var(--paper);padding:84px 0 72px;position:relative;overflow:hidden}
.hero:after{content:"";position:absolute;inset:0;background:radial-gradient(900px 420px at 78% 8%,rgba(79,116,255,.14),transparent 60%);pointer-events:none}
.hero .wrap{display:grid;grid-template-columns:1.06fr .94fr;gap:48px;align-items:center;position:relative;z-index:1}
.hero .wrap>div{min-width:0}
.demo,.pr{min-width:0;max-width:100%}
.pr .diff{max-width:100%}
.hero .eyebrow .mono{color:var(--blue-2)}
.hero h1 .sub{display:block;color:var(--mute-d);font-weight:600}
.hero .lead{color:var(--mute-d);max-width:44ch}
.hero .cta{display:flex;gap:14px;margin-top:30px;flex-wrap:wrap}
.hero .btn.ghost{color:var(--paper);border-color:rgba(226,232,240,.3)}
.hero .btn.ghost:hover{background:var(--paper);color:var(--ink);border-color:var(--paper)}
.statrow{display:flex;gap:32px;margin-top:40px;flex-wrap:wrap}
.statrow .n{font-family:Mona;font-weight:720;font-size:38px;color:var(--blue-2);line-height:1}
.statrow .l{font:500 11px/1.4 JBMono;letter-spacing:.06em;text-transform:uppercase;color:var(--mute-d);margin-top:7px}

/* PR / CI mock (hero + product signature) */
.pr{border:1px solid var(--line-d);border-radius:14px;background:var(--panel);box-shadow:0 30px 70px -36px rgba(0,0,0,.8);overflow:hidden;color:var(--paper)}
.pr .bar{display:flex;align-items:center;gap:8px;padding:11px 14px;border-bottom:1px solid var(--line-d);background:var(--panel2)}
.pr .bar i{width:10px;height:10px;border-radius:50%;background:rgba(226,232,240,.25)}
.pr .bar .path{margin-left:8px;font:500 11px JBMono;color:var(--mute-d)}
.pr .body{padding:16px 16px 18px}
.pr .prtop{display:flex;align-items:flex-start;gap:9px}
.pr .prtitle{font:600 14.5px/1.25 Mona;color:var(--paper)}
.pr .badge{font:600 9.5px/1 JBMono;letter-spacing:.06em;text-transform:uppercase;padding:5px 8px;border-radius:999px;white-space:nowrap}
.pr .badge.open{color:var(--green);border:1px solid rgba(47,217,138,.5);background:rgba(47,217,138,.08)}
.pr .diff{margin-top:12px;border:1px solid var(--line-d);border-radius:9px;overflow:hidden;font:500 11.5px/1.7 JBMono}
.pr .diff div{padding:0 11px;white-space:pre;overflow:hidden;text-overflow:ellipsis}
.pr .diff .add{background:rgba(47,217,138,.1);color:#9ff0c8}
.pr .diff .del{background:rgba(255,99,99,.1);color:#ff9d9d}
.pr .diff .ctx{color:var(--mute-d)}
.pr .checks{margin-top:12px;display:grid;gap:7px}
.pr .chk{display:flex;align-items:center;gap:9px;font:500 12px JBMono;color:var(--mute-d)}
.pr .chk .ok{width:16px;height:16px;border-radius:50%;background:var(--green);color:#06301d;display:grid;place-items:center;font-size:10px;font-weight:800;flex:none}
.pr .merge{margin-top:13px;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 12px;border:1px solid rgba(47,217,138,.4);border-radius:9px;background:rgba(47,217,138,.06)}
.pr .merge .ready{font:600 12.5px Mona;color:var(--green)}
.pr .merge .mbtn{font:600 11px JBMono;letter-spacing:.04em;text-transform:uppercase;padding:7px 12px;border-radius:7px;background:var(--green);color:#06301d}
.cap{font:500 10px/1.4 JBMono;letter-spacing:.1em;text-transform:uppercase;color:var(--mute);margin-top:12px;display:flex;gap:8px;align-items:center}
.hero .cap{color:var(--mute-d)}
.cap:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--blue)}

/* what it is */
.what h2{max-width:22ch}
.lede-lg{font-size:clamp(19px,2.2vw,26px);line-height:1.4;max-width:60ch;margin-top:18px;color:var(--ink);font-weight:500}

/* pipeline */
.pipe{display:grid;grid-template-columns:repeat(7,1fr);gap:0;margin-top:48px;counter-reset:s}
.step{position:relative;padding:22px 14px 20px;border-top:2px solid var(--line)}
.step:before{counter-increment:s;content:"0" counter(s);font:600 11px JBMono;letter-spacing:.08em;color:var(--blue);position:absolute;top:-11px;left:14px;background:var(--paper);padding-right:8px}
.step.loop{border-top-color:var(--green)}
.step.human{border-top-color:var(--blue)}
.step .sn{font-family:Mona;font-weight:680;font-size:17px;margin-bottom:6px}
.step p{font-size:12.5px;color:var(--mute);line-height:1.45}
.step .tag{margin-top:9px;font:600 9px JBMono;letter-spacing:.08em;text-transform:uppercase;color:var(--blue)}
.step.loop .tag{color:var(--green)}
@media(max-width:860px){.pipe{grid-template-columns:repeat(2,1fr);gap:6px 18px}}

/* feature cards */
.cards{grid-template-columns:repeat(2,1fr)}
.c{border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;background:var(--card)}
.c .k{font:600 11px JBMono;letter-spacing:.08em;text-transform:uppercase;color:var(--blue);margin-bottom:12px}
.c h3{margin-bottom:8px}
.c p{color:var(--mute);font-size:15px;margin-top:4px}
.status{display:inline-block;margin-top:14px;font:600 10px JBMono;letter-spacing:.06em;text-transform:uppercase;padding:5px 9px;border-radius:7px;border:1px solid var(--line);color:var(--mute)}
.status.ea{color:var(--blue);border-color:var(--blue)}
.status.dev{color:var(--mute);border-style:dashed}
.status.next{color:var(--mute);border-style:dashed;opacity:.9}

/* dark block */
.dark{background:var(--bg);color:var(--paper)}
.dark .lead,.dark p{color:var(--mute-d)}
.dark .eyebrow:before{background:var(--blue)}
.dark .mono{color:var(--mute-d)}
.dark h2 .em{color:var(--blue-2)}

/* contrast two-col */
.vs{grid-template-columns:1fr 1fr;gap:20px}
.vs .col{border:1px solid var(--line);border-radius:var(--radius);padding:26px;background:var(--card)}
.vs .col.win{border-color:var(--blue);background:#fff}
.vs h3{margin-bottom:14px}
.vs li{list-style:none;padding:10px 0;border-top:1px solid var(--line);color:var(--mute);font-size:15px;display:flex;gap:10px}
.vs li:before{content:"—";color:var(--mute)}
.vs .win li:before{content:"→";color:var(--blue);font-weight:700}
.vs .win li{color:var(--ink)}

/* nvidia tech */
.tech{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:34px}
.tcard{border:1px solid var(--line-d);border-radius:var(--radius);padding:24px;background:rgba(226,232,240,.04)}
.tcard .k{font:600 11px JBMono;letter-spacing:.08em;text-transform:uppercase;color:var(--blue-2);margin-bottom:10px}
.tcard.now{border-color:rgba(226,232,240,.26)}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.chip{font:500 12px JBMono;padding:7px 11px;border:1px solid rgba(226,232,240,.2);border-radius:8px;color:var(--paper)}
.chip.next{border-style:dashed;color:var(--mute-d)}

/* company */
.company{grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.facts{width:100%;border-collapse:collapse;margin-top:10px}
.facts td{padding:11px 0;border-top:1px solid var(--line);font-size:15px;vertical-align:top}
.facts td:first-child{color:var(--mute);width:42%;font:600 12px JBMono;letter-spacing:.04em;text-transform:uppercase;padding-top:14px}
.team{margin-top:8px}
.member{padding:16px 0;border-top:1px solid var(--line)}
.member .nm{font-family:Mona;font-weight:700;font-size:20px}
.member .rl{font:600 11px JBMono;letter-spacing:.06em;text-transform:uppercase;color:var(--blue);margin:5px 0 7px}
.member p{color:var(--mute);font-size:14.5px}

/* final cta */
.final{text-align:center;padding:100px 0;background:var(--bg);color:var(--paper)}
.final h2{max-width:20ch;margin:0 auto 14px}
.final .lead{margin:0 auto;color:var(--mute-d)}
.final .cta{justify-content:center;display:flex;gap:14px;margin-top:26px;flex-wrap:wrap}
.final .btn.ghost{color:var(--paper);border-color:rgba(226,232,240,.3)}
.final .btn.ghost:hover{background:var(--paper);color:var(--ink)}
.email{font:500 14px JBMono;color:var(--mute-d);margin-top:22px}

/* footer */
footer{border-top:1px solid var(--line);padding:40px 0;background:var(--paper)}
footer .wrap{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;align-items:center}
footer .legal{font-size:13.5px;color:var(--mute)}
footer .flinks{display:flex;gap:20px;font-size:13.5px}
footer a:hover{color:var(--blue)}

/* ---------- motion: scroll reveals ---------- */
[data-reveal]{opacity:0;transform:translateY(20px);transition:opacity .7s cubic-bezier(.22,.61,.36,1) var(--d,0ms),transform .7s cubic-bezier(.22,.61,.36,1) var(--d,0ms)}
[data-reveal].in{opacity:1;transform:none}
.nav{transition:box-shadow .3s,background .3s}
.nav.scrolled{box-shadow:0 1px 0 var(--line),0 10px 30px -24px rgba(14,20,32,.5)}
.navlinks a:not(.btn){position:relative}
.navlinks a:not(.btn):after{content:"";position:absolute;left:0;right:100%;bottom:-6px;height:1.5px;background:var(--blue);transition:right .3s}
.navlinks a:not(.btn).active:after,.navlinks a:not(.btn):hover:after{right:0}
.btn{transition:background .18s,border-color .18s,transform .18s,box-shadow .18s}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.c,.tcard,.col,.step,.member{transition:transform .25s ease,box-shadow .25s ease}
.c:hover,.vs .col.win:hover{transform:translateY(-3px);box-shadow:0 22px 44px -32px rgba(14,20,32,.28)}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}[data-reveal]{opacity:1;transform:none}}

/* ---------- interactive ticket→PR demo ---------- */
.demo__controls{margin-bottom:16px}
.demo__controls label{display:block;margin-bottom:8px}
.demo__input{display:flex;gap:8px}
.demo__input input{flex:1;font:400 14px JBMono;padding:12px 14px;border:1px solid var(--line-d);border-radius:10px;background:var(--panel2);color:var(--paper);outline:none;transition:border-color .2s,box-shadow .2s}
.demo__input input:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(79,116,255,.18)}
.demo__chips{display:flex;flex-wrap:wrap;gap:7px;margin-top:10px}
.demo__chips button{font:500 12px JBMono;padding:7px 11px;border:1px solid var(--line-d);border-radius:999px;background:var(--panel2);color:var(--mute-d);cursor:pointer;transition:.18s}
.demo__chips button:hover{border-color:var(--blue);color:var(--paper)}
.demo__chips button.on{background:var(--blue);border-color:var(--blue);color:#fff}
.demo__status{margin-top:12px;display:flex;align-items:center;gap:8px;min-height:16px;font:500 11px JBMono;letter-spacing:.06em;text-transform:uppercase;color:var(--mute-d)}
.demo__status:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--blue);transition:.2s}
.demo__status.busy:before{animation:pulse 1s infinite;background:var(--blue)}
.demo__status.done:before{background:var(--green)}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.7)}}
.pr .chk .sp{width:16px;height:16px;border-radius:50%;border:2px solid rgba(226,232,240,.3);border-top-color:var(--blue);flex:none;animation:spin .7s linear infinite}
.pr .chk.pending{opacity:.6}
@keyframes spin{to{transform:rotate(360deg)}}
.pr.working{box-shadow:0 30px 70px -36px rgba(79,116,255,.5)}
.pr.ok{box-shadow:0 30px 70px -36px rgba(47,217,138,.5)}
.demo__hint{font:500 10px JBMono;letter-spacing:.08em;text-transform:uppercase;color:var(--mute-d);margin-top:10px}

@media(max-width:860px){
 .hero .wrap,.vs,.company,.tech{grid-template-columns:1fr}
 .cards{grid-template-columns:1fr}
 section{padding:64px 0}
 .navlinks a:not(.btn){display:none}
}