/* VaultX — site styles (VLTX-BG-01) */
:root{
  --black:#111417; --steel:#3A4148; --gray:#8A9299; --paper:#F4F4F2; --white:#ffffff;
  --yellow:#FFB400; --line:#e2e3de; --line-dark:#2a2f35;
  --ink:#111417; --ink-soft:#3A4148; --muted:#6b727a;
  --maxw:1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0; background:var(--paper); color:var(--ink);
  font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
  line-height:1.6; -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:"Big Shoulders Stencil Display",Impact,"Arial Black",sans-serif; text-transform:uppercase; line-height:1.03; letter-spacing:.01em; font-weight:800; text-wrap:balance; margin:0}
p{margin:0 0 1em}
a{color:inherit}
img{max-width:100%}
.wrap{max-width:var(--maxw); margin:0 auto; padding-inline:24px}
.eyebrow{font-family:"IBM Plex Mono",ui-monospace,"Courier New",monospace; font-size:12px; letter-spacing:.18em; text-transform:uppercase; color:var(--yellow); font-weight:600; margin:0 0 12px}
.mono{font-family:"IBM Plex Mono",monospace}

/* ---- Header / nav ---- */
.nav{position:sticky; top:0; z-index:50; background:var(--black); border-bottom:1px solid var(--line-dark)}
.nav .wrap{display:flex; align-items:center; gap:20px; height:64px}
.brand{display:flex; align-items:center; gap:10px; text-decoration:none; color:#fff; margin-right:auto}
.brand svg{width:26px;height:26px}
.brand .bn{font-family:"Big Shoulders Stencil Display",Impact,sans-serif; font-weight:800; letter-spacing:.06em; font-size:19px; text-transform:uppercase}
.brand .bn b{color:var(--yellow)}
.brand img.logo{height:30px; width:auto; display:block}
footer.site .brand img.logo{height:34px}
.nav a.link{color:#cfd3d8; text-decoration:none; font-size:14px; font-weight:500; letter-spacing:.02em}
.nav a.link:hover{color:#fff}
.nav .links{display:flex; align-items:center; gap:22px}
.btn{display:inline-block; background:var(--yellow); color:var(--black); font-weight:700; text-decoration:none; padding:10px 18px; border-radius:6px; font-size:14px; letter-spacing:.02em; border:none; cursor:pointer; transition:transform .1s ease, background .15s}
.btn:hover{background:#ffc633}
.btn.ghost{background:transparent; color:#fff; border:1px solid #3a4148}
.btn.ghost:hover{border-color:var(--yellow); color:var(--yellow)}
.navtoggle{display:none; background:none; border:1px solid #3a4148; color:#fff; border-radius:6px; padding:6px 10px; cursor:pointer; font-size:18px; line-height:1}
@media(max-width:820px){
  .nav .links{position:absolute; top:64px; left:0; right:0; background:var(--black); flex-direction:column; align-items:flex-start; gap:0; padding:8px 24px 18px; border-bottom:1px solid var(--line-dark); display:none}
  .nav .links.open{display:flex}
  .nav .links a.link{padding:12px 0; width:100%; border-bottom:1px solid var(--line-dark)}
  .nav .links .btn{margin-top:12px}
  .navtoggle{display:block}
}

/* ---- Hero ---- */
.hero{background:var(--black); color:#fff; position:relative; overflow:hidden}
.hero::after{content:""; position:absolute; inset:0; background:radial-gradient(120% 100% at 100% 0%, rgba(255,180,0,.10), transparent 55%); pointer-events:none}
.hero .wrap{padding:76px 24px 84px; position:relative; z-index:1}
.hero h1{font-size:clamp(38px,7vw,68px); color:#fff; max-width:16ch}
.hero p.sub{color:#c9ccd1; font-size:clamp(17px,2.4vw,21px); max-width:60ch; margin:22px 0 30px}
.hero .cta-row{display:flex; gap:14px; flex-wrap:wrap}
.tagstrip{border-top:1px solid var(--line-dark); background:#0d1013; color:var(--gray)}
.tagstrip .wrap{display:flex; flex-wrap:wrap; gap:26px; padding:14px 24px; font-family:"IBM Plex Mono",monospace; font-size:12.5px; letter-spacing:.06em}
.tagstrip b{color:var(--yellow); font-weight:600}

/* ---- Sections ---- */
section{padding:64px 0}
.section-head{max-width:70ch; margin-bottom:28px}
.section-head h2{font-size:clamp(26px,4.4vw,40px)}
.section-head p{color:var(--ink-soft); font-size:17px; margin-top:12px}
.band{background:var(--black); color:#fff}
.band .section-head p{color:#c9ccd1}
.band.steel{background:var(--steel)}

/* problem stat row */
.stats{display:grid; grid-template-columns:repeat(4,1fr); gap:16px; margin:8px 0 4px}
@media(max-width:760px){.stats{grid-template-columns:repeat(2,1fr)}}
.stat{background:rgba(255,255,255,.04); border:1px solid var(--line-dark); border-radius:10px; padding:18px}
.band .stat .n{font-family:"Big Shoulders Stencil Display",Impact,sans-serif; font-weight:800; font-size:34px; color:var(--yellow); line-height:1}
.stat .l{color:#c9ccd1; font-size:13px; margin-top:8px; font-family:"IBM Plex Mono",monospace; letter-spacing:.04em}
.stat .src{color:var(--gray); font-size:11px; margin-top:6px}

/* feature grid */
.grid{display:grid; grid-template-columns:repeat(3,1fr); gap:20px}
@media(max-width:860px){.grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.grid{grid-template-columns:1fr}}
.card{background:var(--white); border:1px solid var(--line); border-radius:12px; padding:24px}
.card h3{font-size:19px; margin-bottom:8px; letter-spacing:.02em}
.card p{color:var(--ink-soft); margin:0; font-size:15px}
.card .tick{width:26px;height:26px;border-radius:6px;background:var(--yellow);display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.card .tick svg{width:15px;height:15px}

/* how it works steps */
.steps{display:grid; grid-template-columns:repeat(3,1fr); gap:22px}
@media(max-width:760px){.steps{grid-template-columns:1fr}}
.step{border-top:3px solid var(--yellow); padding-top:16px}
.step .n{font-family:"IBM Plex Mono",monospace; color:var(--gray); font-size:13px; letter-spacing:.14em}
.step h3{font-size:18px; margin:8px 0 6px; letter-spacing:.02em}
.step p{color:var(--ink-soft); font-size:15px; margin:0}

/* video section */
.videosec{padding:64px 0; background:var(--paper)}
.vflex{display:flex; gap:44px; align-items:center; flex-wrap:wrap; justify-content:space-between}
.vtext{flex:1 1 320px; max-width:54ch}
.vtext h2{font-size:clamp(26px,4.4vw,40px); margin-bottom:14px}
.vtext p{color:var(--ink-soft); font-size:17px; margin:0 0 20px}
.vwrap{flex:0 0 auto; width:300px; max-width:100%; aspect-ratio:9/16; border-radius:16px; overflow:hidden; border:1px solid var(--line); background:#000; box-shadow:0 12px 34px rgba(17,20,23,.14)}
.vwrap iframe{width:100%; height:100%; border:0; display:block}
@media(max-width:620px){.vwrap{margin:0 auto}}

/* statement block */
.statement{padding:64px 0; background:var(--white)}
.statement .wrap{max-width:940px}
.statement .big{font-family:"Big Shoulders Stencil Display",Impact,sans-serif; text-transform:uppercase; font-weight:800; font-size:clamp(24px,4.4vw,42px); line-height:1.05; border-left:4px solid var(--yellow); padding-left:22px; margin:0 0 22px}
.statement p.body{font-size:18px; color:var(--ink-soft); max-width:72ch; margin:0 0 16px}
.statement p.body:last-child{margin-bottom:0}

/* prose */
.prose{max-width:70ch}
.prose h2{font-size:clamp(24px,4vw,34px); margin:0 0 16px}
.prose h3{font-size:20px; margin:28px 0 8px; letter-spacing:.02em}
.prose p{font-size:17px; color:var(--ink); margin:0 0 16px}
.prose a{color:var(--steel); text-decoration:underline; text-decoration-color:var(--yellow); text-underline-offset:3px}
.lead{font-size:19px; color:var(--ink-soft)}

/* FAQ */
.faqlist{max-width:80ch}
.faqitem{border-top:1px solid var(--line); padding:22px 0}
.faqitem:last-child{border-bottom:1px solid var(--line)}
.faqitem h3{font-family:Inter,sans-serif; text-transform:none; letter-spacing:0; font-size:19px; font-weight:700; margin:0 0 8px}
.faqitem p{margin:0; color:var(--ink-soft); font-size:16px}

/* resource cards */
.rgrid{display:grid; grid-template-columns:repeat(3,1fr); gap:20px}
@media(max-width:860px){.rgrid{grid-template-columns:1fr}}
.rcard{display:flex; flex-direction:column; background:var(--white); border:1px solid var(--line); border-radius:12px; padding:24px; text-decoration:none; color:inherit; transition:border-color .15s, transform .1s}
.rcard:hover{border-color:var(--yellow)}
.rcard .k{font-family:"IBM Plex Mono",monospace; font-size:11px; letter-spacing:.12em; text-transform:uppercase; color:var(--gray)}
.rcard h3{font-family:Inter,sans-serif; text-transform:none; letter-spacing:0; font-size:18px; font-weight:700; margin:10px 0 8px}
.rcard p{color:var(--ink-soft); font-size:14.5px; margin:0 0 14px}
.rcard .more{margin-top:auto; color:var(--steel); font-weight:600; font-size:14px}

/* demo / contact */
.demo{background:var(--yellow); color:var(--black)}
.demo .wrap{padding:56px 24px; display:flex; align-items:center; justify-content:space-between; gap:28px; flex-wrap:wrap}
.demo h2{font-size:clamp(26px,4vw,40px); max-width:18ch}
.demo p{margin:10px 0 0; font-weight:500; max-width:44ch}
.demo .btn{background:var(--black); color:#fff}
.demo .btn:hover{background:#000}
.demo .contactline{font-family:"IBM Plex Mono",monospace; font-size:14px; margin-top:14px}
.demo .contactline a{color:var(--black); font-weight:600}

/* footer */
footer.site{background:var(--black); color:var(--gray)}
footer.site .wrap{padding:48px 24px 28px}
.fcols{display:flex; justify-content:space-between; gap:32px; flex-wrap:wrap; margin-bottom:28px}
.fcols .brand{margin:0 0 4px}
.fcol h4{font-family:"IBM Plex Mono",monospace; text-transform:uppercase; font-size:11px; letter-spacing:.14em; color:var(--gray); font-weight:600; margin:0 0 12px}
.fcol a{display:block; color:#cfd3d8; text-decoration:none; font-size:14px; padding:5px 0}
.fcol a:hover{color:var(--yellow)}
.social{display:flex; gap:12px; margin-top:10px}
.social a{display:flex; align-items:center; justify-content:center; width:36px; height:36px; border:1px solid var(--line-dark); border-radius:8px; color:#cfd3d8}
.social a:hover{border-color:var(--yellow); color:var(--yellow)}
.social svg{width:18px;height:18px}
.serial{border-top:1px solid var(--line-dark); padding-top:18px; font-family:"IBM Plex Mono",monospace; font-size:11px; letter-spacing:.12em; text-transform:uppercase; display:flex; justify-content:space-between; gap:16px; flex-wrap:wrap}
.serial b{color:var(--yellow); font-weight:600}
.foot-max{max-width:34ch; font-size:13.5px; line-height:1.55}

:focus-visible{outline:2px solid var(--yellow); outline-offset:2px}
@media (prefers-reduced-motion: reduce){*{transition:none!important; scroll-behavior:auto!important}}