/* AIFenders — shared design system for the marketing site */
:root{
  --bg:#0b1020; --bg2:#0f1730; --card:#131d3a; --card2:#0f1830; --ink:#eaf0ff; --muted:#93a1c4;
  --line:#22304f; --brand:#14b8a6; --brand2:#2dd4bf; --ink-on-brand:#04211e;
  --ok:#28c76f; --warn:#ffb020; --bad:#ff5c6c; --hitl:#7c8cff; --radius:14px;
  --maxw:1120px;
}
:root[data-theme="light"]{
  --bg:#f4f6fc; --bg2:#eef1fb; --card:#ffffff; --card2:#f7f9ff; --ink:#131a30; --muted:#5b6785; --line:#e2e7f5;
}
@media (prefers-color-scheme: light){
  :root:not([data-theme="dark"]){
    --bg:#f4f6fc; --bg2:#eef1fb; --card:#ffffff; --card2:#f7f9ff; --ink:#131a30; --muted:#5b6785; --line:#e2e7f5;
  }
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:linear-gradient(180deg,var(--bg),var(--bg2));color:var(--ink);
  font:16px/1.6 ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Inter,sans-serif;min-height:100vh}
a{color:var(--brand);text-decoration:none}
a:hover{color:var(--brand2)}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
.hide{display:none!important}

/* ---------- header / nav ---------- */
.site-hd{position:sticky;top:0;z-index:40;border-bottom:1px solid var(--line);
  background:color-mix(in srgb,var(--bg) 86%,transparent);backdrop-filter:blur(10px)}
.hd-inner{display:flex;align-items:center;gap:20px;height:62px}
.brand{display:flex;align-items:center;gap:9px;font-weight:800;font-size:19px;color:var(--ink)}
.brand .t{font-size:22px}
.site-nav{display:flex;gap:22px;margin-left:14px}
.site-nav a{color:var(--muted);font-weight:600;font-size:14.5px}
.site-nav a:hover,.site-nav a.active{color:var(--ink)}
.hd-cta{margin-left:auto;display:flex;gap:9px;align-items:center}
.navtoggle{display:none;background:none;border:1px solid var(--line);border-radius:9px;color:var(--ink);
  font-size:18px;padding:5px 10px;cursor:pointer}
@media(max-width:820px){
  .site-nav{display:none;position:absolute;top:62px;left:0;right:0;flex-direction:column;gap:0;margin:0;
    background:var(--bg);border-bottom:1px solid var(--line);padding:8px 20px}
  .site-nav.open{display:flex}
  .site-nav a{padding:11px 0;border-bottom:1px solid var(--line)}
  .navtoggle{display:inline-block}
  .hd-cta .btn.sec{display:none}
}

/* ---------- buttons ---------- */
.btn{display:inline-block;background:linear-gradient(90deg,var(--brand),var(--brand2));color:var(--ink-on-brand);
  border:0;border-radius:10px;padding:11px 18px;font-weight:700;font-size:14.5px;cursor:pointer;text-align:center;
  font-family:inherit;transition:filter .15s}
.btn:hover{filter:brightness(1.07);color:var(--ink-on-brand)}
.btn.sec{background:var(--card);color:var(--ink);border:1px solid var(--line)}
.btn.sec:hover{border-color:var(--brand);color:var(--ink)}
.btn.mini{padding:8px 13px;font-size:13.5px}
.btn.lg{padding:14px 24px;font-size:16px}
.btn:focus-visible{outline:2px solid var(--ink);outline-offset:2px}
.iconbtn{background:var(--card);border:1px solid var(--line);color:var(--ink);border-radius:9px;padding:7px 10px;cursor:pointer;font-size:15px}
.iconbtn:hover{border-color:var(--brand)}

/* ---------- sections & type ---------- */
.section{padding:64px 0}
.section.tight{padding:40px 0}
h1,h2,h3{letter-spacing:-.02em;text-wrap:balance}
.eyebrow{font-size:12.5px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;color:var(--brand2);margin:0 0 12px}
.h-xl{font-size:clamp(34px,5vw,54px);line-height:1.05;font-weight:850;margin:0 0 16px}
.h-xl .g{background:linear-gradient(90deg,var(--brand),var(--brand2));-webkit-background-clip:text;background-clip:text;color:transparent}
.section>h2,.sec-h{font-size:clamp(26px,3.4vw,34px);font-weight:800;margin:0 0 8px}
.lead{color:var(--muted);font-size:clamp(16px,1.8vw,18.5px);max-width:640px;margin:0}
.sec-sub{color:var(--muted);font-size:16px;max-width:680px;margin:0 0 26px}
.center{text-align:center}
.center .lead,.center .sec-sub{margin-left:auto;margin-right:auto}

/* ---------- cards / grid ---------- */
.grid{display:grid;gap:18px}
.g2{grid-template-columns:1fr 1fr}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
@media(max-width:900px){.g3,.g4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.g2,.g3,.g4{grid-template-columns:1fr}}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.card h3{margin:0 0 6px;font-size:17px}
.card p{margin:0;color:var(--muted);font-size:14.5px}
.card.pad-lg{padding:28px}
.num-badge{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:9px;
  font-weight:800;font-size:14px;color:var(--brand2);background:color-mix(in srgb,var(--brand) 13%,transparent);
  border:1px solid color-mix(in srgb,var(--brand) 28%,transparent);margin-bottom:12px}

/* ---------- metrics / pills / tags ---------- */
.metric{text-align:center}
.metric .n{font-size:32px;font-weight:850;line-height:1.05}
.metric .l{font-size:12.5px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;margin-top:6px}
.metric .d{font-size:12px;color:var(--muted);margin-top:4px}
.pill{display:inline-block;font-size:12.5px;padding:6px 12px;border-radius:999px;
  background:color-mix(in srgb,var(--brand) 11%,transparent);border:1px solid color-mix(in srgb,var(--brand) 28%,transparent);color:var(--brand2)}
.tag{display:inline-block;font-size:11.5px;padding:3px 9px;border-radius:6px;background:var(--card2);border:1px solid var(--line);color:var(--muted);margin:2px 4px 2px 0}
.pillrow{display:flex;flex-wrap:wrap;gap:8px}
.badge{font-size:12px;padding:5px 10px;border-radius:999px;border:1px solid var(--line);color:var(--muted)}
.badge.ok{color:var(--ok);border-color:color-mix(in srgb,var(--ok) 40%,var(--line))}

/* ---------- hero ---------- */
.hero{padding:72px 0 44px;display:grid;gap:34px;grid-template-columns:1fr}
@media(min-width:940px){.hero{grid-template-columns:1.05fr .95fr;align-items:center}}
.cta-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
.trust-line{margin-top:22px;color:var(--muted);font-size:13px}

/* ---------- code block ---------- */
.codewrap{border:1px solid var(--line);border-radius:12px;background:var(--card);overflow:hidden}
.codehead{display:flex;align-items:center;justify-content:space-between;padding:9px 12px;border-bottom:1px solid var(--line);background:var(--card2);font-size:12.5px;color:var(--muted)}
pre.code{margin:0;padding:16px;overflow-x:auto;font:13px/1.65 ui-monospace,SFMono-Regular,Menlo,monospace;color:var(--ink);white-space:pre}
pre.code .cm{color:var(--muted)}
pre.code .st{color:var(--brand2)}

/* ---------- feature list ---------- */
.flist{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.flist li{display:flex;gap:12px;align-items:flex-start;color:var(--muted);font-size:15px}
.flist .ck{flex:0 0 auto;color:var(--brand2);font-weight:800;margin-top:1px}
.flist b{color:var(--ink)}

/* ---------- table ---------- */
.tblwrap{overflow-x:auto;border:1px solid var(--line);border-radius:12px}
table.cmp{width:100%;border-collapse:collapse;font-size:14px;min-width:560px}
table.cmp th,table.cmp td{text-align:left;padding:13px 16px;border-bottom:1px solid var(--line)}
table.cmp thead th{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.05em;font-weight:700}
table.cmp tbody tr:last-child td{border-bottom:0}
table.cmp .yes{color:var(--ok);font-weight:700}
table.cmp .no{color:var(--bad)}
table.cmp .col-us{background:color-mix(in srgb,var(--brand) 7%,transparent)}

/* ---------- CTA band ---------- */
.ctaband{background:linear-gradient(120deg,color-mix(in srgb,var(--brand) 16%,var(--card)),var(--card));
  border:1px solid color-mix(in srgb,var(--brand) 30%,var(--line));border-radius:18px;padding:40px;text-align:center}
.ctaband h2{margin:0 0 10px;font-size:clamp(24px,3vw,32px)}
.ctaband p{margin:0 auto 22px;max-width:560px;color:var(--muted)}

/* ---------- footer ---------- */
.site-ft{border-top:1px solid var(--line);margin-top:24px;padding:44px 0 30px;color:var(--muted);font-size:14px}
.ft-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:24px}
@media(max-width:720px){.ft-grid{grid-template-columns:1fr 1fr}}
.ft-grid h4{color:var(--ink);font-size:13px;text-transform:uppercase;letter-spacing:.06em;margin:0 0 12px}
.ft-links{display:flex;flex-direction:column;gap:9px}
.ft-links a{color:var(--muted)}
.ft-links a:hover{color:var(--ink)}
.ft-bottom{margin-top:32px;padding-top:20px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:12.5px}
.ft-brand{display:flex;align-items:center;gap:8px;font-weight:800;color:var(--ink);font-size:17px;margin-bottom:10px}
@media (prefers-reduced-motion: reduce){*{scroll-behavior:auto!important}}

/* ================= art direction (v2) ================= */
body{position:relative;overflow-x:hidden}
body::before{content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;
  background:
    radial-gradient(1200px 620px at 82% -12%, color-mix(in srgb,var(--brand) 24%,transparent), transparent 60%),
    radial-gradient(880px 520px at 6% 4%, color-mix(in srgb,#6d67ff 15%,transparent), transparent 55%)}
body::after{content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;opacity:.55;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:58px 58px;
  -webkit-mask-image:radial-gradient(1000px 700px at 60% -5%,#000,transparent 72%);
          mask-image:radial-gradient(1000px 700px at 60% -5%,#000,transparent 72%)}
.card{transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease}
.card:hover{transform:translateY(-3px);border-color:color-mix(in srgb,var(--brand) 42%,var(--line));
  box-shadow:0 16px 44px -20px color-mix(in srgb,var(--brand) 45%,#000)}
.btn{box-shadow:0 10px 26px -12px color-mix(in srgb,var(--brand) 70%,transparent)}
.btn.sec{box-shadow:none}
.eyebrow{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px;font-weight:700}
.h-xl{font-size:clamp(40px,5.8vw,62px);letter-spacing:-.035em;line-height:1.0;font-weight:860}
.num-badge{background:color-mix(in srgb,var(--brand) 16%,transparent)}
.pill{transition:border-color .15s,color .15s}
.pill:hover{border-color:var(--brand);color:var(--brand2)}

/* hero firewall visualization */
.heroviz{position:relative;border:1px solid var(--line);border-radius:16px;min-height:360px;overflow:hidden;
  background:linear-gradient(180deg,color-mix(in srgb,var(--card) 94%,transparent),var(--card2));
  box-shadow:0 30px 80px -40px color-mix(in srgb,var(--brand) 50%,#000)}
.heroviz canvas{display:block;width:100%;height:100%}
.hv-stat{position:absolute;top:13px;left:15px;font-family:ui-monospace,monospace;font-size:12px;color:var(--muted);letter-spacing:.02em}
.hv-stat b{color:var(--brand2);font-size:14px}
.hv-legend{position:absolute;bottom:11px;left:15px;right:15px;display:flex;gap:16px;font-size:10.5px;color:var(--muted);font-family:ui-monospace,monospace;flex-wrap:wrap}
.hv-legend .dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:5px;vertical-align:1px}
@media(min-width:940px){.heroviz{min-height:420px}}