/* =============================================================
   EMRYSIA — wireless studio
   "See the unseen. Read the link before you build it."
   Design system · dark seeing-stone aesthetic
   ============================================================= */

:root{
  /* surfaces */
  --bg:#080D16;
  --bg-mid:#0A1020;
  --bg-rise:#0C1526;
  --panel:#0E1A2B;
  --panel-alt:#0A1626;
  --panel-glass:rgba(14,26,43,.72);
  --border:#1B2C44;
  --border-soft:#15263D;
  --divider:#132238;

  /* brand */
  --cyan:#22D3EE;
  --cyan-dark:#0E7C90;
  --cyan-deep:#0a5563;
  --gold:#C9A23A;
  --gold-soft:#e6c25b;

  /* text */
  --ink:#EAF2F8;
  --ink-dim:#B7C6D6;
  --muted:#7E8C9E;
  --faint:#46586E;

  /* status */
  --ok:#2ECC71;
  --warn:#F5A623;
  --danger:#FF4D52;

  /* type */
  --disp:"Space Grotesk","Segoe UI",system-ui,-apple-system,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,"Cascadia Code",Menlo,Consolas,monospace;

  /* layout */
  --maxw:1180px;
  --gutter:clamp(18px,5vw,40px);
  --radius:14px;
  --radius-lg:22px;

  --glow:0 0 40px rgba(34,211,238,.18);
  --shadow:0 24px 60px rgba(0,0,0,.55);
  --ease:cubic-bezier(.16,.84,.44,1);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--mono);
  font-size:15px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:clip;
  overflow-wrap:break-word;
}

/* radial "seeing stone" wash + faint grid */
body::before{
  content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;
  background:
    radial-gradient(1200px 720px at 50% -8%, rgba(34,211,238,.10), transparent 60%),
    radial-gradient(1000px 800px at 88% 12%, rgba(201,162,58,.055), transparent 55%),
    radial-gradient(1400px 900px at 50% 40%, #10233d, var(--bg) 62%);
}
body::after{
  content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.5;
  background-image:
    linear-gradient(var(--border-soft) 1px,transparent 1px),
    linear-gradient(90deg,var(--border-soft) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(circle at 50% 30%,#000 0%,transparent 78%);
          mask-image:radial-gradient(circle at 50% 30%,#000 0%,transparent 78%);
}

img{max-width:100%;display:block}
a{color:var(--cyan);text-decoration:none;transition:color .2s}
a:hover{color:var(--cyan-dark)}
::selection{background:rgba(34,211,238,.28);color:#fff}

/* ---------- type ---------- */
h1,h2,h3,h4{font-family:var(--disp);font-weight:700;line-height:1.06;margin:0 0 .4em;letter-spacing:-.01em}
h1{font-size:clamp(2.2rem,5vw,3.6rem)}
h2{font-size:clamp(1.55rem,3.2vw,2.3rem)}
h3{font-size:clamp(1.1rem,1.8vw,1.35rem)}
p{margin:0 0 .9em;color:var(--ink-dim)}
strong{color:var(--ink);font-weight:600}
em{color:var(--cyan);font-style:italic}

.eyebrow{
  font-family:var(--mono);font-size:.72rem;font-weight:500;
  text-transform:uppercase;letter-spacing:.32em;color:var(--cyan);
  display:inline-flex;align-items:center;gap:.7em;margin-bottom:.8em;
}
.eyebrow::before{content:"";width:26px;height:1px;background:linear-gradient(90deg,transparent,var(--cyan))}
.eyebrow.gold{color:var(--gold)}
.eyebrow.gold::before{background:linear-gradient(90deg,transparent,var(--gold))}

.lede{font-size:clamp(1.02rem,1.6vw,1.22rem);color:var(--ink-dim);max-width:60ch}
.muted{color:var(--muted)}
.mono-label{font-family:var(--mono);font-size:.7rem;letter-spacing:.22em;text-transform:uppercase;color:var(--muted)}
.gradient-text{background:linear-gradient(120deg,var(--ink) 20%,var(--cyan) 70%,var(--gold));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.cyan{color:var(--cyan)}
.gold{color:var(--gold)}

/* ---------- layout ---------- */
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 var(--gutter)}
.section{padding:clamp(38px,5vw,60px) 0;position:relative}
.section.tight{padding:clamp(26px,3.5vw,40px) 0}
.center{text-align:center}
.center .lede,.center .eyebrow{margin-left:auto;margin-right:auto}
.stack>*+*{margin-top:1rem}
.grid{display:grid;gap:16px}
.grid>*{min-width:0}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.g5{grid-template-columns:repeat(5,1fr)}
.section-head{max-width:64ch;margin-bottom:clamp(22px,3vw,34px)}
.center.section-head{margin-left:auto;margin-right:auto}

/* ---------- nav ---------- */
.nav{position:sticky;top:0;z-index:100;backdrop-filter:blur(14px);
  background:linear-gradient(180deg,rgba(8,13,22,.92),rgba(8,13,22,.6));
  border-bottom:1px solid var(--border-soft)}
.nav-inner{max-width:var(--maxw);margin:0 auto;padding:14px var(--gutter);
  display:flex;align-items:center;gap:22px}
.brand{display:flex;align-items:center;gap:11px;margin-right:auto}
.brand .mark{width:34px;height:34px;flex:none;filter:drop-shadow(0 0 10px rgba(34,211,238,.5))}
.brand .wm{font-family:var(--disp);font-weight:700;font-size:1.18rem;letter-spacing:.12em;color:var(--ink)}
.brand .wm b{color:var(--cyan);font-weight:700}
.brand .sub{display:block;font-family:var(--mono);font-size:.56rem;letter-spacing:.34em;
  text-transform:uppercase;color:var(--muted);margin-top:1px}
.nav-links{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0}
.nav-links a{color:var(--ink-dim);font-size:.82rem;letter-spacing:.03em;padding:9px 13px;border-radius:9px;transition:.18s}
.nav-links a:hover{color:var(--ink);background:rgba(255,255,255,.05)}
.nav-links a.active{color:var(--cyan)}
.nav-cta{margin-left:6px}
.nav-toggle{display:none;background:none;border:1px solid var(--border);border-radius:9px;
  width:44px;height:44px;color:var(--ink);cursor:pointer;flex-direction:column;gap:4px;
  align-items:center;justify-content:center}
.nav-toggle span{width:18px;height:2px;background:currentColor;transition:.2s}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:.6em;font-family:var(--disp);font-weight:600;
  font-size:.9rem;letter-spacing:.01em;padding:13px 22px;border-radius:11px;border:1px solid transparent;
  cursor:pointer;transition:.2s var(--ease);white-space:nowrap;line-height:1}
.btn svg{width:16px;height:16px}
.btn-primary{background:var(--cyan);color:#06202a;box-shadow:0 8px 26px rgba(34,211,238,.28)}
.btn-primary:hover{color:#06202a;background:#5ce0f2;transform:translateY(-2px);box-shadow:0 14px 34px rgba(34,211,238,.4)}
.btn-ghost{background:rgba(255,255,255,.03);border-color:var(--border);color:var(--ink)}
.btn-ghost:hover{border-color:var(--cyan-dark);color:var(--ink);background:rgba(34,211,238,.07)}
.btn-gold{background:transparent;border-color:var(--gold);color:var(--gold-soft)}
.btn-gold:hover{background:rgba(201,162,58,.12);color:var(--gold-soft)}
.btn-lg{padding:16px 28px;font-size:.98rem}
.btn-row{display:flex;flex-wrap:wrap;gap:14px}
.center .btn-row{justify-content:center}
.arrow-link{font-family:var(--disp);font-weight:600;font-size:.88rem;display:inline-flex;align-items:center;gap:.5em}
.arrow-link::after{content:"→";transition:transform .2s}
.arrow-link:hover::after{transform:translateX(4px)}

/* ---------- hero ---------- */
.hero{position:relative;padding-top:clamp(26px,4vw,46px);padding-bottom:clamp(30px,4.5vw,56px);overflow:hidden}
#field{position:absolute;inset:0;width:100%;height:100%;z-index:0;opacity:.9}
.hero .wrap{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.hero h1{margin-bottom:.35em}
.hero .pron{font-family:var(--mono);font-size:.74rem;color:var(--muted);letter-spacing:.06em;margin-bottom:1.6em}
.hero .pron b{color:var(--ink-dim);font-weight:500}
.hero .tagline{font-family:var(--disp);font-weight:500;font-size:clamp(1.05rem,1.9vw,1.35rem);color:var(--cyan);margin-bottom:1em}
.trust-row{display:flex;flex-wrap:wrap;gap:9px 24px;margin-top:22px;padding-top:18px;border-top:1px solid var(--divider)}
.trust-row span{font-family:var(--mono);font-size:.72rem;letter-spacing:.06em;color:var(--muted);display:inline-flex;gap:.5em;align-items:center}
.trust-row span::before{content:"◈";color:var(--cyan);font-size:.7em}

/* seeing-stone hero visual */
.stone{position:relative;aspect-ratio:1;max-width:420px;margin:0 auto;border-radius:50%;
  display:grid;place-items:center;
  background:radial-gradient(circle at 50% 42%,rgba(34,211,238,.22),rgba(14,26,43,.5) 55%,transparent 72%);
  border:1px solid rgba(34,211,238,.18);box-shadow:inset 0 0 60px rgba(34,211,238,.14),0 0 80px rgba(34,211,238,.1)}
.stone .ring{position:absolute;border:1px solid rgba(34,211,238,.25);border-radius:50%;inset:12%;animation:pulse 6s var(--ease) infinite}
.stone .ring:nth-child(2){inset:24%;animation-delay:.6s;border-color:rgba(34,211,238,.18)}
.stone .ring:nth-child(3){inset:36%;animation-delay:1.2s;border-color:rgba(201,162,58,.2)}
@keyframes pulse{0%,100%{opacity:.35;transform:scale(1)}50%{opacity:.9;transform:scale(1.02)}}

/* ---------- cards ---------- */
.card{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);
  padding:20px;transition:.24s var(--ease);position:relative;overflow:hidden}
.card:hover{border-color:var(--cyan-dark);transform:translateY(-3px);box-shadow:var(--shadow)}
.card .idx{font-family:var(--mono);font-size:.68rem;letter-spacing:.2em;color:var(--cyan);text-transform:uppercase}
.card h3{margin:.55em 0 .4em}
.card p:last-child{margin-bottom:0}
.card .ico{width:40px;height:40px;border-radius:10px;display:grid;place-items:center;margin-bottom:12px;
  background:rgba(34,211,238,.1);border:1px solid rgba(34,211,238,.22);color:var(--cyan)}
.card .ico svg{width:22px;height:22px}
.card.gold-ico .ico{background:rgba(201,162,58,.1);border-color:rgba(201,162,58,.28);color:var(--gold-soft)}
.card-link{display:block;color:inherit}
.card-link:hover{color:inherit}

/* step / process rail — compact horizontal cards */
.steps{counter-reset:step;display:grid;grid-template-columns:repeat(auto-fit,minmax(178px,1fr));gap:12px}
.step{display:block;background:var(--panel);border:1px solid var(--border);border-top:2px solid var(--cyan);
  border-radius:var(--radius);padding:18px 16px}
.step .no{font-family:var(--disp);font-weight:700;font-size:1.05rem;color:var(--cyan);
  width:38px;height:38px;border-radius:50%;border:1px solid rgba(34,211,238,.3);
  display:grid;place-items:center;background:rgba(34,211,238,.06);margin-bottom:12px}
.step .verb{font-family:var(--mono);font-size:.64rem;letter-spacing:.22em;text-transform:uppercase;color:var(--gold);display:block;margin-bottom:.3em}
.step h3{margin-bottom:.3em;font-size:1.05rem}
.step p{margin-bottom:0;max-width:none;font-size:.84rem}

/* pill / badge */
.pill{display:inline-flex;align-items:center;gap:.5em;font-family:var(--mono);font-size:.7rem;
  letter-spacing:.1em;text-transform:uppercase;padding:6px 13px;border-radius:999px;
  border:1px solid var(--border);background:var(--panel-alt);color:var(--muted)}
.pill.cyan{color:var(--cyan);border-color:rgba(34,211,238,.3);background:rgba(34,211,238,.07)}
.pill.gold{color:var(--gold-soft);border-color:rgba(201,162,58,.3);background:rgba(201,162,58,.07)}
.pill.demo{color:var(--warn);border-color:rgba(245,166,35,.35);background:rgba(245,166,35,.08)}
.pill-row{display:flex;flex-wrap:wrap;gap:8px}

/* credibility strip */
.cred{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;padding-bottom:22px;margin-bottom:22px;border-bottom:1px solid var(--divider)}
.cred-spec .mono-label{color:var(--cyan)}
.cred-spec p{margin:.5em 0 0;font-size:.85rem;color:var(--ink-dim);line-height:1.55}
.cred-stats{gap:16px}

/* faq — native accordion, no JS */
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;align-items:start}
.faq{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:border-color .2s}
.faq[open]{border-color:var(--cyan-dark)}
.faq summary{cursor:pointer;list-style:none;padding:15px 18px;font-family:var(--disp);font-weight:600;
  font-size:.96rem;color:var(--ink);display:flex;justify-content:space-between;gap:12px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--cyan);font-family:var(--mono);font-size:1.15rem;line-height:1}
.faq[open] summary::after{content:"–"}
.faq p{margin:0;padding:0 18px 16px;font-size:.87rem;color:var(--ink-dim)}

/* stat block */
.stat{padding:4px 0}
.stat .n{font-family:var(--disp);font-weight:700;font-size:clamp(1.8rem,4vw,2.6rem);color:var(--ink);line-height:1;letter-spacing:-.02em}
.stat .n .u{color:var(--cyan);font-size:.6em}
.stat .k{font-family:var(--mono);font-size:.72rem;letter-spacing:.08em;color:var(--muted);margin-top:.6em}

/* feature split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,4vw,48px);align-items:center}
.split>*{min-width:0}
.split.rev .txt{order:2}
.feature-list{list-style:none;padding:0;margin:1.1em 0 0;display:grid;gap:11px}
.feature-list li{display:grid;grid-template-columns:auto 1fr;gap:13px;font-size:.92rem;color:var(--ink-dim)}
.feature-list li b{color:var(--ink)}
.feature-list .tick{width:22px;height:22px;border-radius:6px;flex:none;display:grid;place-items:center;
  background:rgba(46,204,113,.12);border:1px solid rgba(46,204,113,.3);color:var(--ok);font-size:.7rem}

/* terminal / code panel motif */
.panel-window{background:var(--panel-alt);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.panel-bar{display:flex;align-items:center;gap:8px;padding:11px 15px;border-bottom:1px solid var(--divider);
  background:linear-gradient(180deg,#12233c,#0e1a2b)}
.panel-bar .dot{width:10px;height:10px;border-radius:50%;background:var(--faint)}
.panel-bar .dot.c{background:var(--cyan);box-shadow:0 0 8px var(--cyan)}
.panel-bar .dot.g{background:var(--gold)}
.panel-bar .dot.r{background:var(--danger)}
.panel-bar .ttl{font-family:var(--mono);font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin-left:6px}
.panel-body{padding:20px;font-family:var(--mono);font-size:.82rem;line-height:1.9}
.panel-body .ln{display:block;white-space:pre-wrap}
.panel-body .c-cy{color:var(--cyan)}
.panel-body .c-go{color:var(--gold-soft)}
.panel-body .c-mu{color:var(--muted)}
.panel-body .c-ok{color:var(--ok)}
.panel-body .c-bad{color:var(--danger)}
.panel-body .c-in{color:var(--ink)}
.panel-window img{display:block;width:100%;height:auto}
.shot-cap{font-family:var(--mono);font-size:.72rem;line-height:1.5;color:var(--muted);
  padding:11px 15px;border-top:1px solid var(--divider);letter-spacing:.02em}
.shot-cap b{color:var(--ink-dim)}
/* phone frame for the mobile capture */
.phone{max-width:280px;margin:0 auto;border:8px solid #10192a;border-radius:34px;overflow:hidden;
  box-shadow:var(--shadow),inset 0 0 0 1px var(--border);background:#000}
.phone img{display:block;width:100%}

/* corvus quote */
.corvus{display:grid;grid-template-columns:auto 1fr;gap:18px;align-items:start;
  background:linear-gradient(135deg,rgba(34,211,238,.06),rgba(14,26,43,.4));
  border:1px solid var(--border);border-left:2px solid var(--cyan);border-radius:var(--radius);padding:22px 24px}
.corvus>*{min-width:0}
.corvus .av{width:46px;height:46px;flex:none;border-radius:12px;background:var(--panel-alt);
  border:1px solid rgba(34,211,238,.3);display:grid;place-items:center}
.corvus .who{font-family:var(--mono);font-size:.68rem;letter-spacing:.2em;text-transform:uppercase;color:var(--cyan);margin-bottom:.4em}
.corvus q{font-family:var(--disp);font-size:1.05rem;color:var(--ink);font-style:normal}
.corvus q::before,.corvus q::after{content:""}

/* pricing */
.price-card{display:flex;flex-direction:column;background:var(--panel);border:1px solid var(--border);
  border-radius:var(--radius-lg);padding:24px 22px;transition:.24s var(--ease)}
.price-card:hover{border-color:var(--cyan-dark);transform:translateY(-3px);box-shadow:var(--shadow)}
.price-card.feat{border-color:rgba(34,211,238,.5);box-shadow:var(--glow)}
.price-card .tag{font-family:var(--mono);font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.price-card .nm{font-family:var(--disp);font-weight:700;font-size:1.35rem;margin:.3em 0 .1em;color:var(--ink)}
.price-card .amt{font-family:var(--disp);font-weight:700;font-size:2rem;color:var(--cyan);margin:.4em 0 .1em}
.price-card .amt small{font-family:var(--mono);font-size:.7rem;color:var(--muted);letter-spacing:.08em;display:block;font-weight:400}
.price-card ul{list-style:none;padding:0;margin:14px 0 18px;display:grid;gap:9px;flex:1}
.price-card li{display:grid;grid-template-columns:auto 1fr;gap:11px;font-size:.86rem;color:var(--ink-dim)}
.price-card li::before{content:"+";color:var(--cyan);font-weight:700;font-family:var(--mono)}
.price-card .btn{width:100%;justify-content:center}
.ribbon{align-self:flex-start;margin-bottom:14px}

/* case study card */
.case{display:grid;grid-template-columns:1fr;gap:0;background:var(--panel);border:1px solid var(--border);
  border-radius:var(--radius-lg);overflow:hidden;transition:.24s var(--ease)}
.case:hover{border-color:var(--cyan-dark);box-shadow:var(--shadow)}
.case .visual{aspect-ratio:16/7;background:var(--panel-alt);border-bottom:1px solid var(--divider);position:relative;overflow:hidden}
.case .body{padding:26px}
.case h3{margin-bottom:.35em}
.case .meta{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}
.kv{display:grid;grid-template-columns:auto 1fr;gap:10px 18px;margin:16px 0 0;font-size:.82rem}
.kv dt{color:var(--muted);font-family:var(--mono);font-size:.7rem;letter-spacing:.08em;text-transform:uppercase}
.kv dd{margin:0;color:var(--ink-dim)}

/* forms */
.form{display:grid;gap:18px}
.field{display:grid;gap:7px}
.field label{font-family:var(--mono);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.field input,.field select,.field textarea{width:100%;background:var(--panel-alt);border:1px solid var(--border);
  color:var(--ink);border-radius:10px;padding:12px 14px;font-family:var(--mono);font-size:.9rem;transition:.18s}
.field input:focus,.field select,.field textarea:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(34,211,238,.14)}
.field textarea{min-height:130px;resize:vertical;line-height:1.6}
.field.row2{grid-template-columns:1fr 1fr;gap:18px}
.form-note{font-size:.78rem;color:var(--muted)}

/* callout / CTA band */
.cta-band{position:relative;overflow:hidden;border-radius:var(--radius-lg);border:1px solid rgba(34,211,238,.28);
  padding:clamp(30px,4vw,48px) clamp(24px,4vw,52px);text-align:center;
  background:radial-gradient(700px 400px at 50% -20%,rgba(34,211,238,.16),transparent 60%),linear-gradient(180deg,var(--bg-rise),var(--panel-alt))}
.cta-band h2{margin-bottom:.3em}
.cta-band .lede{margin:0 auto 1.8em}

/* legend / myth split */
.myth{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.myth .col{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:28px}
.myth .col.legend{border-top:2px solid var(--gold)}
.myth .col.product{border-top:2px solid var(--cyan)}
.myth h4{font-family:var(--mono);font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);margin-bottom:1em}
.myth .legend h4{color:var(--gold)}
.myth .product h4{color:var(--cyan)}

/* footer */
.footer{border-top:1px solid var(--border-soft);padding:clamp(36px,5vw,56px) 0 30px;margin-top:24px;
  background:linear-gradient(180deg,transparent,rgba(10,16,32,.6))}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:28px;margin-bottom:32px}
.footer-grid>div{min-width:0}
.footer ul a,.footer .fdesc{overflow-wrap:anywhere}
.footer .brand{margin-bottom:16px}
.footer .fdesc{color:var(--muted);font-size:.86rem;max-width:34ch}
.footer h5{font-family:var(--mono);font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:var(--ink);margin:0 0 16px}
.footer ul{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.footer ul a{color:var(--muted);font-size:.86rem}
.footer ul a:hover{color:var(--cyan)}
.footer-base{display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;
  padding-top:26px;border-top:1px solid var(--divider);color:var(--muted);font-size:.76rem;font-family:var(--mono);letter-spacing:.04em}
.footer-base a{color:var(--muted)}

/* misc */
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--border),transparent);margin:0 auto;max-width:var(--maxw)}
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}
.badge-line{display:flex;flex-wrap:wrap;gap:22px 40px;align-items:center;justify-content:center;opacity:.7}
.badge-line span{font-family:var(--mono);font-size:.74rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}

/* =============================================================
   UX POLISH LAYER — motion, focus, chrome, micro-interactions
   ============================================================= */

/* keyboard focus — visible, on-brand, never on mouse click */
:focus:not(:focus-visible){outline:none}
a:focus-visible,button:focus-visible,.btn:focus-visible,summary:focus-visible,
input:focus-visible,select:focus-visible,textarea:focus-visible,[tabindex]:focus-visible{
  outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}

/* anchored sections clear the sticky nav */
[id]{scroll-margin-top:92px}

/* custom scrollbar */
html{scrollbar-color:var(--cyan-dark) var(--bg-mid);scrollbar-width:thin}
::-webkit-scrollbar{width:12px;height:12px}
::-webkit-scrollbar-track{background:var(--bg-mid)}
::-webkit-scrollbar-thumb{background:linear-gradient(var(--cyan-dark),var(--cyan-deep));
  border-radius:8px;border:3px solid var(--bg-mid)}
::-webkit-scrollbar-thumb:hover{background:var(--cyan-dark);border-width:2px}

/* skip link */
.skip{position:fixed;top:-80px;left:14px;z-index:400;background:var(--cyan);color:#06202a;
  padding:11px 18px;border-radius:9px;font-family:var(--disp);font-weight:600;font-size:.9rem;
  transition:top .22s var(--ease)}
.skip:focus{top:14px;color:#06202a}

/* scroll-progress "signal" bar */
.progress{position:fixed;top:0;left:0;height:2px;width:0;z-index:300;
  background:linear-gradient(90deg,var(--cyan),var(--gold));box-shadow:0 0 12px var(--cyan)}

/* scroll-aware nav */
.nav{transition:background .25s var(--ease),box-shadow .25s var(--ease)}
.nav .nav-inner,.brand .mark{transition:padding .25s var(--ease),width .25s var(--ease),height .25s var(--ease)}
.nav.scrolled{background:rgba(8,13,22,.97);box-shadow:0 12px 34px rgba(0,0,0,.44)}
.nav.scrolled .nav-inner{padding-top:9px;padding-bottom:9px}
.nav.scrolled .brand .mark{width:29px;height:29px}

/* nav link animated underline (plain links only) */
.nav-links a:not(.btn)::after{content:"";position:absolute;left:13px;right:13px;bottom:5px;height:1.5px;
  background:var(--cyan);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform .24s var(--ease);opacity:.9}
.nav-links a:not(.btn):hover::after,.nav-links a:not(.btn).active::after{transform:scaleX(1)}

/* nav CTA is a BUTTON — restore its styling over the greedy `.nav-links a` rule */
.nav-links li.nav-cta a.btn{padding:10px 18px;font-size:.85rem;border-radius:11px}
.nav-links li.nav-cta a.btn-primary,
.nav-links li.nav-cta a.btn-primary:hover{color:#06202a}
.nav-links li.nav-cta a.btn-ghost,
.nav-links li.nav-cta a.btn-ghost:hover{color:var(--ink)}

/* buttons: press + sheen */
.btn{position:relative;overflow:hidden}
.btn:active{transform:translateY(0) scale(.985)}
.btn-primary::after{content:"";position:absolute;top:0;left:-120%;width:60%;height:100%;
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.35),transparent);
  transform:skewX(-18deg);transition:left .55s var(--ease)}
.btn-primary:hover::after{left:150%}

/* cards: top-edge glow on hover + smoother */
.card::after{content:"";position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,transparent,var(--cyan),transparent);opacity:0;transition:opacity .3s}
.card:hover::after{opacity:.85}
.price-card,.case,.faq{will-change:transform}

/* screenshots: gentle zoom in the window frame */
.panel-window img{transition:transform .5s var(--ease)}
.panel-window:hover img{transform:scale(1.025)}

/* hero entrance (plays once) */
.hero h1,.hero .tagline,.hero .lede,.hero .btn-row,.hero .trust-row,.hero .stone-wrap{
  animation:heroUp .72s var(--ease) both}
.hero .tagline{animation-delay:.05s}
.hero .lede{animation-delay:.1s}
.hero .btn-row{animation-delay:.16s}
.hero .trust-row{animation-delay:.22s}
.hero .stone-wrap{animation-delay:.12s}
@keyframes heroUp{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}

/* seeing-stone: float + slow radar sweep */
.stone img{animation:float 7s ease-in-out infinite}
.stone::after{content:"";position:absolute;inset:7%;border-radius:50%;
  border:1px dashed rgba(34,211,238,.28);animation:spin 26s linear infinite}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}
@keyframes spin{to{transform:rotate(360deg)}}

/* back-to-top */
.to-top{position:fixed;right:20px;bottom:20px;z-index:120;width:46px;height:46px;border-radius:50%;
  background:var(--panel);border:1px solid var(--border);color:var(--cyan);display:grid;place-items:center;
  cursor:pointer;opacity:0;transform:translateY(14px) scale(.9);pointer-events:none;
  transition:.28s var(--ease);box-shadow:var(--shadow)}
.to-top.show{opacity:1;transform:none;pointer-events:auto}
.to-top:hover{border-color:var(--cyan);background:var(--panel-alt);box-shadow:0 0 24px rgba(34,211,238,.25)}
.to-top svg{width:20px;height:20px}

/* mobile menu backdrop + body lock */
.menu-open{overflow:hidden}
.nav-backdrop{position:fixed;inset:0;z-index:98;background:rgba(6,10,18,.6);backdrop-filter:blur(2px);
  opacity:0;pointer-events:none;transition:opacity .28s var(--ease)}
.nav-backdrop.show{opacity:1;pointer-events:auto}

/* count-up: hold layout so it doesn't jump */
.stat .n{font-variant-numeric:tabular-nums}

/* ---------- responsive ---------- */
@media(max-width:920px){
  .hero-grid{grid-template-columns:1fr;gap:38px}
  .hero .stone-wrap{order:-1;max-width:320px;margin:0 auto}
  .split,.myth{grid-template-columns:1fr}
  .split.rev .txt{order:0}
  .g4{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media(max-width:760px){
  .nav-links{position:fixed;inset:64px 0 auto 0;flex-direction:column;align-items:stretch;gap:2px;
    background:var(--bg-mid);border-bottom:1px solid var(--border);padding:14px var(--gutter);
    transform:translateY(-140%);transition:transform .3s var(--ease);z-index:99}
  .nav-links.open{transform:none}
  .nav-links a{padding:13px 12px;font-size:.95rem}
  .nav-links a::after{display:none}
  .nav-toggle{display:flex}
  .nav .nav-cta{margin-top:8px;padding-top:12px;border-top:1px solid var(--divider)}
  .nav .nav-cta a{display:flex;justify-content:center;padding:13px}
  .g2,.g3,.g4{grid-template-columns:1fr}
  .cred{grid-template-columns:1fr;gap:14px}
  .faq-grid{grid-template-columns:1fr}
  .field.row2{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:480px){
  :root{--gutter:16px}
  .footer-grid{grid-template-columns:1fr;gap:22px}
  .footer-base{flex-direction:column;align-items:flex-start;gap:8px}
  .btn-row .btn{width:100%;justify-content:center}
  .cta-band .btn-row{flex-direction:column}
  .trust-row{gap:8px 16px}
  .to-top{right:14px;bottom:14px}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}