/* ============================================================================
   OAK DEFENSE — site styles  ·  DARK HIGH-TECH redesign
   System: near-black field · luminous oak-green accent · gold for action.
   Motifs: engineering grid, HUD corner ticks, mono technical labels, glow,
   scroll-reveal motion. Self-contained, offline (no web fonts).
   ========================================================================== */
:root{
  /* brand */
  --oak:#3e6b48; --oak2:#5d8a68; --gold:#e3b341; --gold2:#f0c761;
  /* luminous accents on dark */
  --acc:#54e6a4;            /* signature electric oak-green */
  --acc-dim:#2f9d72;
  --acc-glow:rgba(84,230,164,.55);
  /* dark field */
  --bg:#070d0b;             /* page */
  --bg2:#0a1310;            /* alt band */
  --panel:#0d1814;          /* card */
  --panel2:#10211b;         /* raised */
  --ink:#e9f1ec;            /* primary text */
  --txt:#c5d3cc;            /* body text */
  --mut:#7f968b;            /* muted */
  --line:#1c2c26;           /* hairline */
  --line2:rgba(255,255,255,.07);
  --maxw:1200px;
  --mono:ui-monospace,"Cascadia Code","JetBrains Mono","SF Mono",Consolas,"Liberation Mono",monospace;
  --sans:"Segoe UI",-apple-system,BlinkMacSystemFont,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--sans);color:var(--txt);line-height:1.6;
  background:var(--bg);
  background-image:
    radial-gradient(1100px 620px at 78% -8%, rgba(84,230,164,.10), transparent 60%),
    radial-gradient(900px 500px at 0% 0%, rgba(227,179,65,.06), transparent 55%),
    linear-gradient(var(--line2) 1px, transparent 1px),
    linear-gradient(90deg, var(--line2) 1px, transparent 1px);
  background-size:auto,auto,46px 46px,46px 46px;
  background-position:0 0,0 0,-1px -1px,-1px -1px;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
a{color:var(--acc);text-decoration:none}
a:hover{color:#7ff0bd}
img{max-width:100%;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.muted{color:var(--mut)}
h1,h2,h3,h4{color:var(--ink);line-height:1.12;margin:0 0 .4em;letter-spacing:-.02em;font-weight:800}
section{padding:78px 0;position:relative}

/* technical eyebrow ---------------------------------------------------------*/
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  font-family:var(--mono);font-size:11.5px;font-weight:600;letter-spacing:.22em;
  text-transform:uppercase;color:var(--acc)}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--acc);
  box-shadow:0 0 10px var(--acc-glow)}

/* ---- header / nav --------------------------------------------------------*/
header.site{position:sticky;top:0;z-index:60;
  background:rgba(7,13,11,.82);backdrop-filter:blur(12px) saturate(140%);
  border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:24px;height:68px}
.nav .brand{display:flex;align-items:center;gap:11px;color:#fff;font-weight:700;
  font-size:18px;letter-spacing:.04em}
.nav .brand img{height:32px;filter:drop-shadow(0 0 6px rgba(84,230,164,.25))}
.nav .brand b{color:var(--acc)}
.nav .links{margin-left:auto;display:flex;gap:26px;align-items:center}
.nav .links>a{color:#c2d2ca;font-size:14.5px;font-weight:600;letter-spacing:.01em;
  position:relative;padding:4px 0;transition:color .15s}
.nav .links>a:not(.cta)::after{content:"";position:absolute;left:0;right:0;bottom:-2px;
  height:2px;background:var(--acc);transform:scaleX(0);transform-origin:left;
  transition:transform .22s;box-shadow:0 0 8px var(--acc-glow)}
.nav .links>a:not(.cta):hover{color:#fff}
.nav .links>a:not(.cta):hover::after{transform:scaleX(1)}
.nav .cta{background:var(--gold);color:#10130c;padding:9px 17px;border-radius:6px;
  font-weight:700;letter-spacing:.01em;
  box-shadow:0 0 0 1px rgba(227,179,65,.4),0 6px 20px rgba(227,179,65,.18)}
.nav .cta:hover{background:var(--gold2);color:#10130c}
.navtoggle{display:none;margin-left:auto;background:none;border:0;color:#fff;font-size:26px;cursor:pointer}
/* dropdown */
.nav .links .drop{position:relative;align-self:stretch;display:flex;align-items:center}
.nav .links .drop>.dtog{display:inline-flex;align-items:center;gap:6px;cursor:pointer;
  color:#c2d2ca;font-size:14.5px;font-weight:600}
.nav .links .drop:hover>.dtog{color:#fff}
.nav .links .drop>.dtog .car{font-size:9px;opacity:.7}
.nav .links .drop .menu{display:none;position:absolute;top:100%;left:-14px;min-width:228px;
  background:rgba(13,24,20,.97);backdrop-filter:blur(12px);
  border:1px solid var(--line);border-radius:11px;padding:8px;
  box-shadow:0 22px 50px #000a}
.nav .links .drop:hover .menu,.nav .links .drop:focus-within .menu{display:block}
.nav .links .drop .menu a{display:block;padding:10px 14px;font-size:14px;font-weight:600;
  color:#c2d2ca;border-radius:7px}
.nav .links .drop .menu a:hover{background:rgba(84,230,164,.10);color:#fff}

/* ---- hero ----------------------------------------------------------------*/
.hero{position:relative;overflow:hidden;color:#fff;padding:112px 0 96px;
  background:
    radial-gradient(900px 480px at 82% 12%, rgba(84,230,164,.16), transparent 62%),
    linear-gradient(165deg,#081310 0%,#0a1714 55%,#0c1e18 100%)}
.hero::before{content:"";position:absolute;inset:0;pointer-events:none;
  background:
    linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px);
  background-size:46px 46px;
  -webkit-mask-image:radial-gradient(120% 100% at 70% 0%, #000 35%, transparent 78%);
  mask-image:radial-gradient(120% 100% at 70% 0%, #000 35%, transparent 78%)}
.hero::after{content:"";position:absolute;left:-10%;top:-40%;width:520px;height:520px;
  background:radial-gradient(circle, rgba(227,179,65,.12), transparent 65%);
  pointer-events:none}
.hero .wrap{position:relative;z-index:1}
.hero .eyebrow{color:var(--gold)}
.hero .eyebrow::before{background:var(--gold);box-shadow:0 0 10px rgba(227,179,65,.5)}
.hero h1{font-size:clamp(34px,5vw,56px);letter-spacing:-.03em;margin-top:16px;max-width:16ch;
  line-height:1.04}
.hero h1 span{color:var(--acc);text-shadow:0 0 34px var(--acc-glow)}
.hero p.lead{font-size:19px;color:#bfd0c7;max-width:62ch;margin:18px 0 30px}
.hero .row{display:flex;gap:14px;flex-wrap:wrap}

/* buttons ------------------------------------------------------------------*/
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 24px;border-radius:7px;
  font-weight:700;font-size:14.5px;letter-spacing:.01em;border:1px solid transparent;
  transition:transform .15s,box-shadow .2s,background .2s,border-color .2s}
.btn:hover{transform:translateY(-2px)}
.btn-gold{background:var(--gold);color:#10130c;
  box-shadow:0 0 0 1px rgba(227,179,65,.35),0 8px 26px rgba(227,179,65,.2)}
.btn-gold:hover{background:var(--gold2);color:#10130c;
  box-shadow:0 0 0 1px rgba(227,179,65,.5),0 12px 34px rgba(227,179,65,.32)}
.btn-ghost{border-color:rgba(255,255,255,.22);color:#eaf2ee;background:rgba(255,255,255,.02)}
.btn-ghost:hover{border-color:var(--acc);color:#fff;
  box-shadow:0 0 0 1px var(--acc-dim),0 10px 30px rgba(84,230,164,.18)}
.btn-violet{background:#7d3cc8;color:#fff;box-shadow:0 8px 26px rgba(125,60,200,.28)}
.btn-violet:hover{background:#8f4ddb;color:#fff}

.hero .badge{display:inline-flex;align-items:center;margin-top:32px;font-family:var(--mono);
  font-size:11.5px;font-weight:600;letter-spacing:.08em;color:#dfeee6;
  background:rgba(7,13,11,.6);border:1px solid var(--line);padding:8px 14px;border-radius:20px}
.hero .badge b{color:var(--gold);font-weight:700}

/* ---- generic sections ----------------------------------------------------*/
.center{text-align:center}
.section-head{max-width:66ch;margin:0 auto 40px}
.section-head.center{text-align:center}
.section-head h2{font-size:clamp(25px,3.3vw,34px)}
.section-head p{font-size:17px;color:var(--mut);margin:.5em 0 0}
.grid{display:grid;gap:22px}
.g2{grid-template-columns:1fr 1fr}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}

/* cards --------------------------------------------------------------------*/
.card{position:relative;background:
    linear-gradient(180deg,rgba(255,255,255,.02),transparent 40%),var(--panel);
  border:1px solid var(--line);border-radius:13px;overflow:hidden;
  transition:transform .18s,box-shadow .25s,border-color .25s}
.card:hover{transform:translateY(-4px);border-color:rgba(84,230,164,.4);
  box-shadow:0 18px 50px #000a,0 0 0 1px rgba(84,230,164,.18)}
.card .pad{padding:22px 24px}
.card .top{height:3px;background:linear-gradient(90deg,var(--acc),transparent 70%)}
.card h3{font-size:19px;margin:0 0 8px;color:var(--ink)}
.card p{margin:0;color:var(--txt);font-size:14.5px}
.card img.shot{width:100%;border-bottom:1px solid var(--line);background:#060a09}
.card img.photo{width:100%;display:block;aspect-ratio:800/520;object-fit:cover;
  border-bottom:1px solid var(--line);background:#060a09}
a.card{color:inherit;display:block}
a.card:hover{color:inherit}
a.card .go{color:var(--acc);font-weight:700;font-size:13px;font-family:var(--mono);
  letter-spacing:.04em;display:inline-block;margin-top:10px}
.tag{display:inline-block;font-family:var(--mono);font-size:11.5px;font-weight:600;
  letter-spacing:.05em;color:var(--acc);background:rgba(84,230,164,.07);
  border:1px solid rgba(84,230,164,.22);border-radius:20px;padding:5px 13px;margin:0 5px 7px 0}

/* product split rows -------------------------------------------------------*/
.split{display:grid;grid-template-columns:1fr 1fr;gap:46px;align-items:center}
.split.rev .txt{order:2}
.split .txt h2{font-size:clamp(23px,3vw,30px)}
.split .txt p{font-size:16.5px;color:var(--txt)}
.split .shotbox{position:relative;border:1px solid var(--line);border-radius:14px;
  overflow:hidden;background:#060a09;box-shadow:0 20px 50px #0009}
/* HUD corner ticks on shot boxes */
.split .shotbox::before,.split .shotbox::after{content:"";position:absolute;width:16px;height:16px;
  border:2px solid var(--acc);z-index:2;opacity:.85;pointer-events:none}
.split .shotbox::before{top:9px;left:9px;border-right:0;border-bottom:0}
.split .shotbox::after{bottom:9px;right:9px;border-left:0;border-top:0}
.ul-check{list-style:none;padding:0;margin:16px 0}
.ul-check li{padding:6px 0 6px 28px;position:relative;font-size:15.5px;color:var(--txt)}
.ul-check li:before{content:"▸";color:var(--acc);position:absolute;left:4px;font-weight:700}

/* dark band (deeper) -------------------------------------------------------*/
.band{background:
    radial-gradient(700px 300px at 50% 0%, rgba(84,230,164,.08), transparent 60%),
    #050a08;border-top:1px solid var(--line);border-bottom:1px solid var(--line);color:#fff}
.band h2{color:#fff}.band .section-head p{color:#a9bcb2}
.band .eyebrow{color:var(--gold)}.band .eyebrow::before{background:var(--gold)}
.stat{text-align:center;position:relative}
.stat .n{font-size:46px;font-weight:800;letter-spacing:-.03em;color:var(--acc);
  text-shadow:0 0 28px var(--acc-glow);font-variant-numeric:tabular-nums}
.stat .l{color:#a9bcb2;font-size:13.5px;margin-top:2px}

/* honest-by-design (trust) -------------------------------------------------*/
.trust{background:var(--bg2)}
.trust .card .pad{padding:24px}
.trust h3{color:var(--acc)}

/* hardware strip -----------------------------------------------------------*/
.hw{background:var(--bg2)}
.hwlist{display:flex;flex-wrap:wrap;gap:11px;justify-content:center}
.hwlist .pill{background:var(--panel);border:1px solid var(--line);border-radius:24px;
  padding:9px 17px;font-weight:600;font-size:14px;color:var(--ink);transition:border-color .2s,color .2s}
.hwlist .pill:hover{border-color:rgba(84,230,164,.45);color:#fff}

/* CTA band -----------------------------------------------------------------*/
.cta-band{position:relative;overflow:hidden;text-align:center;color:#fff;
  background:
    radial-gradient(700px 360px at 50% 120%, rgba(84,230,164,.18), transparent 60%),
    linear-gradient(120deg,#0a1813,#060d0a)}
.cta-band::before{content:"";position:absolute;inset:0;
  background:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px) 0 0/100% 44px;
  -webkit-mask-image:radial-gradient(90% 120% at 50% 100%,#000,transparent 70%);
  mask-image:radial-gradient(90% 120% at 50% 100%,#000,transparent 70%)}
.cta-band .wrap{position:relative;z-index:1}
.cta-band h2{font-size:clamp(24px,3vw,32px);color:#fff}
.cta-band p{color:#bfd0c7;font-size:17px;max-width:60ch;margin:0 auto 24px}

/* footer -------------------------------------------------------------------*/
footer.site{background:#050a08;color:#94a89d;font-size:14px;padding:54px 0 34px;
  border-top:1px solid var(--line)}
footer.site .cols{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:30px}
footer.site h4{color:#fff;font-family:var(--mono);font-size:11.5px;letter-spacing:.16em;
  text-transform:uppercase;margin:0 0 14px}
footer.site a{color:#b6c6bc;display:block;padding:3px 0}
footer.site a:hover{color:var(--acc)}
footer.site .brand{color:#fff}
footer.site .brand b{color:var(--acc)}
footer.site .legal{border-top:1px solid var(--line);margin-top:30px;padding-top:20px;
  font-size:12.5px;color:#6f857a}
.posture{background:#040706;color:#9fb6a8;font-family:var(--mono);font-size:11.5px;
  letter-spacing:.08em;text-align:center;padding:13px;border-top:1px solid var(--line)}
.posture b{color:var(--gold)}

video{width:100%;border-radius:12px;display:block;border:1px solid var(--line)}

/* scroll-reveal motion (added by js/site.js) -------------------------------*/
.reveal{opacity:0;transform:translateY(22px);
  transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .btn:hover,.card:hover{transform:none}
  html{scroll-behavior:auto}
}

/* responsive ---------------------------------------------------------------*/
@media(max-width:860px){
  section{padding:56px 0}
  .nav .links{display:none}
  .nav .links.open{display:flex;position:absolute;top:68px;left:0;right:0;
    background:rgba(7,13,11,.98);backdrop-filter:blur(12px);
    flex-direction:column;gap:0;padding:8px 24px 18px;border-bottom:1px solid var(--line)}
  .nav .links.open>a,.nav .links.open .drop{padding:12px 0;border-bottom:1px solid var(--line)}
  .nav .links .drop{display:block;align-self:auto}
  .nav .links .drop .menu{display:block;position:static;background:transparent;border:0;
    box-shadow:none;padding:6px 0 0 14px;min-width:0;backdrop-filter:none}
  .nav .links .drop .menu a{padding-left:0}
  .navtoggle{display:block}
  .g2,.g3,.g4,.split{grid-template-columns:1fr}
  .split{gap:28px}
  footer.site .cols{grid-template-columns:1fr 1fr}
  .hero{padding:80px 0 64px}
  .split.rev .txt{order:0}
}
@media(max-width:520px){footer.site .cols{grid-template-columns:1fr}}

/* ── site polish (additive, 2026-06-15) ─────────────────────────────── */
/* keyboard-accessible focus ring on all interactive elements */
a:focus-visible,.btn:focus-visible,button:focus-visible,.dtog:focus-visible{
  outline:2px solid var(--acc);outline-offset:3px;border-radius:6px}
/* smoother, consistent card/figure lift used across product pages */
.shotbox img,.split img{transition:transform .25s ease,box-shadow .25s ease}
.split:hover .shotbox img{transform:translateY(-3px);box-shadow:0 16px 40px #000a}
/* reusable standards-badge row (shared by product pages) */
.stdrow{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.stdrow b{font-family:var(--mono);font-size:12px;letter-spacing:.04em;color:var(--ink);
  background:var(--panel2);border:1px solid var(--line);border-radius:8px;padding:8px 13px;
  font-weight:600;transition:border-color .2s}
.stdrow b:hover{border-color:var(--acc-dim)}
.stdrow b span{color:var(--acc)}
/* gentle entrance for stat numbers */
.stat .n{transition:color .2s}
.stat:hover .n{color:var(--acc)}
/* respect reduced-motion preference */
@media(prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}