/* NARVALIO — landing page. Self-hosted, 0 web fonts (§7), CSP-clean.
 * Palette: ivory on deep water, glacier as the single accent. */
:root{
  --abyss:#071726;
  --ink:#0E2438;
  --ink-2:#0B1E30;
  --line:#1B3348;
  --tusk:#EDE7DA;
  --tusk-dim:#9AA7B2;
  --glacier:#7FB0CC;
  --alert:#C2543E;
  --mono:ui-monospace,"Cascadia Code","SFMono-Regular",Consolas,monospace;
  --sans:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--abyss);color:var(--tusk);
  font-family:var(--sans);font-weight:300;line-height:1.65;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
.wrap{max-width:1080px;margin:0 auto;padding:0 24px}

/* header */
.site-head{
  position:sticky;top:0;z-index:50;
  background:rgba(7,23,38,.82);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.bar{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:12px}
.brand .txt{font-family:var(--mono);font-size:16px;letter-spacing:.3em;text-indent:.3em}
.nav{display:flex;align-items:center;gap:28px;font-size:13.5px;color:var(--tusk-dim)}
.nav a:hover{color:var(--tusk)}
.nav .cta{
  font-family:var(--mono);font-size:12px;letter-spacing:.08em;
  border:1px solid var(--glacier);color:var(--glacier);
  padding:9px 16px;border-radius:2px;transition:.2s;
}
.nav .cta:hover{background:var(--glacier);color:var(--abyss)}
.nav-links{display:flex;gap:28px}
@media(max-width:720px){.nav-links{display:none}}

/* hero */
.hero{padding:96px 0 80px;position:relative}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center}
@media(max-width:860px){.hero-grid{grid-template-columns:1fr;gap:48px}}
.eyebrow{
  font-family:var(--mono);font-size:11px;letter-spacing:.24em;text-transform:uppercase;
  color:var(--glacier);margin-bottom:22px;display:flex;align-items:center;gap:10px;
}
.eyebrow::before{content:"";width:24px;height:1px;background:var(--glacier)}
.hero h1{
  font-weight:300;font-size:clamp(32px,5.2vw,52px);line-height:1.08;
  letter-spacing:-.02em;margin-bottom:24px;color:var(--tusk);text-wrap:balance;
}
.hero h1 strong{font-weight:600}
.lede{font-size:clamp(16px,2vw,18px);color:var(--tusk-dim);max-width:46ch;margin-bottom:36px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;align-items:center}
.btn{
  font-family:var(--mono);font-size:14px;letter-spacing:.04em;
  padding:15px 26px;border-radius:2px;cursor:pointer;transition:.2s;border:1px solid transparent;
  display:inline-flex;align-items:center;gap:10px;
}
.btn-primary{background:var(--glacier);color:var(--abyss);font-weight:500}
.btn-primary:hover{background:#96c0d8}
.btn-ghost{border-color:var(--line);color:var(--tusk)}
.btn-ghost:hover{border-color:var(--glacier)}
.hero-foot{margin-top:28px;font-size:13px;color:var(--tusk-dim);display:flex;gap:20px;flex-wrap:wrap}
.hero-foot span{display:flex;align-items:center;gap:7px}
.dot{width:5px;height:5px;border-radius:50%;background:var(--glacier)}

/* access card (signature) */
.card-stage{display:flex;justify-content:center;perspective:1200px}
.acard{
  width:100%;max-width:400px;aspect-ratio:85.6/54;
  background:linear-gradient(155deg,#123049 0%,#0A1E30 55%,#071726 100%);
  border:1px solid var(--line);border-radius:12px;
  padding:26px 28px;display:flex;flex-direction:column;justify-content:space-between;
  box-shadow:0 30px 60px -25px rgba(0,0,0,.7),inset 0 1px 0 rgba(237,231,218,.06);
  transform:rotateY(-9deg) rotateX(4deg);transition:transform .5s ease;
  position:relative;overflow:hidden;
}
.acard::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,transparent 40%,rgba(127,176,204,.10) 50%,transparent 60%);
}
.card-stage:hover .acard{transform:rotateY(0) rotateX(0)}
.acard-top{display:flex;justify-content:space-between;align-items:flex-start}
.acard .wm{display:flex;align-items:center;gap:11px}
.acard .wm .t{font-family:var(--mono);font-size:13px;letter-spacing:.28em;text-indent:.28em}
.qr{width:50px;height:50px;opacity:.9}
.uid-label{font-family:var(--mono);font-size:8.5px;letter-spacing:.2em;color:var(--glacier);text-transform:uppercase;margin-bottom:7px}
.uid{font-family:var(--mono);font-size:clamp(15px,3.6vw,19px);letter-spacing:.13em;color:var(--tusk)}
.acard-foot{font-size:9.5px;color:var(--tusk-dim);line-height:1.5;max-width:32ch}

/* strip */
.strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--ink-2)}
.strip .wrap{display:grid;grid-template-columns:repeat(3,1fr);gap:0}
@media(max-width:720px){.strip .wrap{grid-template-columns:1fr}}
.stat{padding:34px 28px;border-right:1px solid var(--line)}
.stat:last-child{border-right:none}
@media(max-width:720px){.stat{border-right:none;border-bottom:1px solid var(--line)}.stat:last-child{border-bottom:none}}
.stat .k{font-family:var(--mono);font-size:13px;letter-spacing:.12em;color:var(--glacier);text-transform:uppercase;margin-bottom:10px}
.stat .v{font-size:14.5px;color:var(--tusk-dim);line-height:1.6}

/* sections */
section.block{padding:88px 0}
section.block.pt0{padding-top:0}
.shead{margin-bottom:52px;max-width:60ch}
.shead.center{text-align:center;margin-left:auto;margin-right:auto}
.shead .eyebrow{margin-bottom:18px}
.shead h2{font-weight:300;font-size:clamp(24px,3.4vw,34px);letter-spacing:-.01em;color:var(--tusk);line-height:1.2;text-wrap:balance}

/* how: numbered because it's a real sequence */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:4px;overflow:hidden}
@media(max-width:720px){.steps{grid-template-columns:1fr}}
.step{background:var(--ink);padding:36px 30px}
.step .n{font-family:var(--mono);font-size:12px;color:var(--glacier);letter-spacing:.1em;margin-bottom:20px}
.step h3{font-family:var(--mono);font-weight:500;font-size:16px;color:var(--tusk);margin-bottom:10px;letter-spacing:.01em}
.step p{font-size:14px;color:var(--tusk-dim)}

/* why grid */
.why{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:4px;overflow:hidden}
@media(max-width:720px){.why{grid-template-columns:1fr}}
.cell{background:var(--ink);padding:32px 30px}
.cell h3{font-family:var(--mono);font-weight:500;font-size:15px;color:var(--tusk);margin-bottom:10px;display:flex;align-items:center;gap:10px}
.cell h3 .i{width:6px;height:6px;background:var(--glacier);border-radius:50%;flex:none}
.cell p{font-size:14px;color:var(--tusk-dim)}

/* buy */
.buy{background:var(--ink-2);border-top:1px solid var(--line)}
.buy-card{
  max-width:560px;margin:0 auto;background:var(--ink);
  border:1px solid var(--line);border-radius:6px;padding:44px 40px;
}
@media(max-width:520px){.buy-card{padding:32px 24px}}
.price{display:flex;align-items:baseline;gap:12px;margin-bottom:8px}
.price .amt{font-family:var(--mono);font-size:40px;color:var(--tusk);font-weight:400}
.price .per{font-family:var(--mono);font-size:13px;color:var(--tusk-dim);letter-spacing:.06em}
.price-sub{font-size:13.5px;color:var(--tusk-dim);margin-bottom:28px}
.warns{list-style:none;margin:0 0 26px;padding:22px;background:var(--abyss);border-radius:4px;border:1px solid var(--line)}
.warns li{font-size:13.5px;color:var(--tusk-dim);padding-left:22px;position:relative;margin-bottom:11px}
.warns li:last-child{margin-bottom:0}
.warns li::before{content:"—";position:absolute;left:0;color:var(--glacier)}
.consent{display:flex;gap:12px;align-items:flex-start;font-size:13px;color:var(--tusk-dim);margin-bottom:22px;cursor:pointer;line-height:1.55}
.consent input{margin-top:3px;accent-color:var(--glacier);width:16px;height:16px;flex:none}
.buy .btn-primary{width:100%;justify-content:center;font-size:15px;padding:16px}
.buy .btn-primary:disabled{background:var(--line);color:var(--tusk-dim);cursor:not-allowed}
.buy-note{text-align:center;font-size:12.5px;color:var(--tusk-dim);margin-top:16px;min-height:1.2em}
.buy-note.alert{color:var(--alert)}
.buy-login{text-align:center;margin-top:24px;padding-top:24px;border-top:1px solid var(--line);font-size:13.5px}
.buy-login a{color:var(--glacier)}
.buy-login a:hover{text-decoration:underline}

/* footer */
.site-foot{border-top:1px solid var(--line);padding:48px 0 60px;background:var(--abyss)}
.foot-grid{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap;margin-bottom:36px}
.foot-brand .txt{font-family:var(--mono);font-size:14px;letter-spacing:.3em;text-indent:.3em;margin-bottom:12px;display:block}
.foot-brand p{font-size:13px;color:var(--tusk-dim);max-width:34ch}
.foot-col h4{font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--glacier);margin-bottom:16px}
.foot-col a{display:block;font-size:13.5px;color:var(--tusk-dim);margin-bottom:10px}
.foot-col a:hover{color:var(--tusk)}
.foot-bottom{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;padding-top:28px;border-top:1px solid var(--line);font-size:12.5px;color:var(--tusk-dim)}
.langs{display:flex;gap:16px;font-family:var(--mono);letter-spacing:.06em}
.langs a:hover{color:var(--tusk)}
.langs a.on{color:var(--tusk)}

/* FAQ page (reuses tokens, .wrap, .site-head, .site-foot, .btn, .eyebrow) */
.head-back{font-size:13.5px;color:var(--tusk-dim)}
.head-back:hover{color:var(--tusk)}
.faq-head{padding:80px 0 48px}
.faq-head h1{font-weight:300;font-size:clamp(28px,4.4vw,42px);letter-spacing:-.02em;line-height:1.12;color:var(--tusk);margin-bottom:18px;text-wrap:balance}
.faq-head p{color:var(--tusk-dim);max-width:52ch;font-size:16px}
.faq{max-width:760px;margin:0 auto;padding:0 24px 100px}
.faq details{border:1px solid var(--line);border-radius:4px;background:var(--ink);margin-bottom:12px;overflow:hidden;transition:border-color .2s}
.faq details[open]{border-color:var(--glacier)}
.faq summary{list-style:none;cursor:pointer;padding:24px 28px;font-family:var(--mono);font-weight:400;font-size:16px;letter-spacing:.005em;color:var(--tusk);display:flex;justify-content:space-between;align-items:center;gap:20px;transition:color .2s}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{color:var(--glacier)}
.chev{flex:none;width:16px;height:16px;position:relative;transition:transform .25s}
.chev::before,.chev::after{content:"";position:absolute;top:50%;width:9px;height:1.5px;background:var(--glacier)}
.chev::before{left:0;transform:rotate(45deg)}
.chev::after{right:0;transform:rotate(-45deg)}
.faq details[open] .chev{transform:rotate(180deg)}
.answer{padding:0 28px 26px;color:var(--tusk-dim);font-size:14.5px;line-height:1.7;max-width:62ch}
.answer strong{color:var(--tusk);font-weight:500}
.cta-band{border-top:1px solid var(--line);background:var(--ink-2);padding:56px 0}
.cta-band .wrap{text-align:center}
.cta-band h2{font-weight:300;font-size:clamp(20px,3vw,28px);color:var(--tusk);margin-bottom:22px;letter-spacing:-.01em;text-wrap:balance}
.cta-band .btn{display:inline-block}

@media(prefers-reduced-motion:reduce){
  /* Kill the animated straighten-on-hover, but keep the static 3D tilt
     (a fixed transform is a design element, not motion). */
  *{animation:none!important;transition:none!important}
}
:focus-visible{outline:2px solid var(--glacier);outline-offset:3px}