/* PolyIDE marketing design system — shared across all pages.
   "Ink + Syntax": cool-ink ground, teal signature accent, coral warm counterpoint,
   monospace as the brand voice. */
:root{
  --bg:#0b0d12; --bg-1:#0e1118; --surf:#12151c; --surf-2:#171b24;
  --line:#232936; --line-soft:#1a1f2a;
  --fg:#e9ecf2; --dim:#8b93a3; --mute:#5c6472;
  --teal:#5eead4; --teal-deep:#2dd4bf; --coral:#ff8a65;
  --kw:#c792ea; --fn:#82aaff; --str:#a5d6a7; --num:#ff8a65; --cls:#ffcb6b; --com:#5c6472;
  --grn:#7fd88f; --danger:#ff7a7a;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",system-ui,Roboto,Helvetica,sans-serif;
  --mono:ui-monospace,"SF Mono","Cascadia Code","JetBrains Mono",Menlo,Consolas,monospace;
  --maxw:1160px;
}
*{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; }
body{ background:var(--bg); color:var(--fg); font-family:var(--sans); font-size:16px; line-height:1.6; -webkit-font-smoothing:antialiased; overflow-x:hidden; min-height:100vh; display:flex; flex-direction:column; }
main{ flex:1; }
a{ color:inherit; text-decoration:none; }
.wrap{ max-width:var(--maxw); margin:0 auto; padding:0 24px; width:100%; }
.mono{ font-family:var(--mono); }
.eyebrow{ font-family:var(--mono); font-size:12px; letter-spacing:.14em; text-transform:uppercase; color:var(--teal); }
.balance{ text-wrap:balance; }
.accent-teal{ color:var(--teal); } .accent-coral{ color:var(--coral); }

/* ---------- buttons ---------- */
.btn{ display:inline-flex; align-items:center; gap:8px; font-family:var(--mono); font-size:14px; font-weight:600; padding:11px 18px; border-radius:10px; border:1px solid transparent; cursor:pointer; transition:transform .14s ease, background .14s, border-color .14s, box-shadow .14s; }
.btn.primary{ background:var(--teal); color:#06251f; box-shadow:0 0 0 1px rgba(94,234,212,.25), 0 12px 30px -12px rgba(45,212,191,.6); }
.btn.primary:hover{ background:var(--teal-deep); transform:translateY(-2px); }
.btn.ghost{ background:transparent; color:var(--fg); border-color:var(--line); }
.btn.ghost:hover{ border-color:var(--dim); background:var(--surf); transform:translateY(-2px); }
.btn:focus-visible{ outline:2px solid var(--teal); outline-offset:2px; }

/* ---------- nav ---------- */
nav{ position:sticky; top:0; z-index:50; background:rgba(11,13,18,.72); backdrop-filter:blur(14px); border-bottom:1px solid var(--line-soft); }
nav .wrap{ display:flex; align-items:center; gap:20px; height:64px; }
.brand{ display:flex; align-items:center; gap:10px; font-weight:700; font-size:17px; letter-spacing:-.01em; }
.brand .mk{ width:30px; height:30px; border-radius:8px; display:grid; place-items:center; background:linear-gradient(150deg,#12151c,#1c2230); border:1px solid var(--line); font-family:var(--mono); color:var(--teal); font-size:15px; font-weight:700; }
.nav-links{ display:flex; align-items:center; gap:4px; margin-left:auto; }
.nav-links a{ font-family:var(--mono); font-size:13px; color:var(--dim); padding:8px 12px; border-radius:8px; transition:color .14s, background .14s; }
.nav-links a:hover,.nav-links a.active{ color:var(--fg); background:var(--surf); }
.nav-sep{ width:1px; height:22px; background:var(--line); margin:0 6px; }
.nav-cta{ display:flex; align-items:center; gap:10px; }
.nav-signin{ font-family:var(--mono); font-size:13px; color:var(--dim); padding:8px 6px; }
.nav-signin:hover{ color:var(--fg); }
.hamb{ display:none; margin-left:auto; width:40px; height:40px; border:1px solid var(--line); border-radius:9px; background:var(--surf); color:var(--fg); cursor:pointer; align-items:center; justify-content:center; }
.hamb svg{ width:18px; height:18px; }
.mobile{ display:none; border-bottom:1px solid var(--line); background:var(--bg-1); }
.mobile a{ display:block; font-family:var(--mono); font-size:15px; color:var(--dim); padding:13px 24px; border-top:1px solid var(--line-soft); }
.mobile a:first-child{ border-top:none; }
.mobile a:hover{ color:var(--fg); background:var(--surf); }
.mobile.open{ display:block; }
@media(max-width:900px){ .nav-links,.nav-cta{ display:none; } .hamb{ display:inline-flex; } }

/* ---------- page header (subpages) ---------- */
.page-head{ position:relative; padding:70px 0 34px; }
.page-head::before{ content:""; position:absolute; inset:0; background:radial-gradient(55% 60% at 20% 0%, rgba(45,212,191,.08), transparent 70%); z-index:-1; }
.page-head h1{ font-size:clamp(32px,4.6vw,50px); letter-spacing:-.03em; line-height:1.05; font-weight:800; margin-top:14px; }
.page-head .sub{ color:var(--dim); font-size:18px; margin-top:14px; max-width:60ch; }

/* ---------- sections ---------- */
section.sec{ padding:80px 0; }
.sec-head{ max-width:640px; margin-bottom:44px; }
.sec-head h2{ font-size:clamp(26px,3.6vw,36px); letter-spacing:-.025em; line-height:1.12; margin-top:12px; }
.sec-head p{ color:var(--dim); font-size:17px; margin-top:14px; }
.divider{ border:none; border-top:1px solid var(--line-soft); }

/* ---------- cards ---------- */
.card{ background:var(--surf); border:1px solid var(--line); border-radius:14px; padding:24px; transition:transform .16s, border-color .16s; }
.card:hover{ border-color:#31394a; }

/* ---------- article (privacy / terms / long-form) ---------- */
.article{ max-width:760px; margin:8px auto 40px; }
.article h2{ font-size:21px; letter-spacing:-.01em; margin:30px 0 10px; }
.article h3{ font-size:17px; margin:22px 0 8px; }
.article p, .article li{ color:#cbd5e1; font-size:15.5px; margin:10px 0; }
.article ul{ padding-left:22px; }
.article a{ color:var(--teal); }
.article .callout{ background:var(--surf); border:1px solid var(--line); border-left:3px solid var(--coral); border-radius:10px; padding:14px 18px; margin:20px 0; font-size:15px; }
.article .callout b{ color:var(--fg); }

/* ---------- faq ---------- */
.faq{ max-width:780px; }
.faq details{ border:1px solid var(--line); border-radius:12px; padding:2px 20px; margin-bottom:12px; background:var(--surf); }
.faq summary{ cursor:pointer; padding:17px 0; font-weight:600; list-style:none; display:flex; justify-content:space-between; align-items:center; gap:16px; }
.faq summary::-webkit-details-marker{ display:none; }
.faq summary::after{ content:"+"; color:var(--teal); font-size:22px; font-family:var(--mono); }
.faq details[open] summary::after{ content:"–"; }
.faq details p{ color:var(--dim); padding:0 0 18px; font-size:15px; }

/* ---------- form ---------- */
.field{ display:flex; flex-direction:column; gap:7px; margin-bottom:16px; }
.field label{ font-family:var(--mono); font-size:12px; letter-spacing:.06em; text-transform:uppercase; color:var(--dim); }
.field input,.field textarea,.field select{ background:var(--bg-1); border:1px solid var(--line); border-radius:10px; padding:12px 14px; color:var(--fg); font-family:var(--sans); font-size:15px; outline:none; transition:border-color .14s; }
.field input:focus,.field textarea:focus,.field select:focus{ border-color:var(--teal); }
.field textarea{ min-height:130px; resize:vertical; }

/* ---------- cta band ---------- */
.band{ text-align:center; border:1px solid var(--line); border-radius:20px; padding:60px 24px; background:radial-gradient(60% 120% at 50% 0%, rgba(45,212,191,.10), transparent 70%), var(--surf); }
.band h2{ font-size:clamp(26px,4vw,38px); letter-spacing:-.03em; }
.band p{ color:var(--dim); margin:14px auto 26px; max-width:44ch; }
.cta-row{ display:flex; gap:12px; flex-wrap:wrap; }

/* ---------- footer ---------- */
footer{ border-top:1px solid var(--line-soft); padding:48px 0 40px; }
.foot-grid{ display:grid; grid-template-columns:1.4fr repeat(3,1fr); gap:32px; }
.foot-brand p{ color:var(--mute); font-size:13px; margin-top:12px; max-width:30ch; font-family:var(--mono); line-height:1.7; }
.fcol h4{ font-family:var(--mono); font-size:11px; letter-spacing:.1em; text-transform:uppercase; color:var(--mute); margin-bottom:14px; }
.fcol a{ display:block; color:var(--dim); font-size:14px; padding:5px 0; }
.fcol a:hover{ color:var(--fg); }
.foot-base{ display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:12px; margin-top:40px; padding-top:22px; border-top:1px solid var(--line-soft); font-family:var(--mono); font-size:12px; color:var(--mute); }

@media(max-width:960px){ .foot-grid{ grid-template-columns:1fr 1fr; } }
@media(max-width:620px){ .foot-grid{ grid-template-columns:1fr; gap:26px; } }
@media(prefers-reduced-motion:reduce){ *{ animation:none !important; transition:none !important; } }