/* Syntheticore — shared design system (dark theme) */
:root{
  --bg:#0a0f1c; --bg-soft:#0e1626; --surface:#121b2e; --surface-2:#16203a;
  --ink:#eaeef7; --ink-2:#cdd5e4; --muted:#8792a6; --line:rgba(255,255,255,.10);
  --brand:#8b93fc; --brand-700:#6366f1; --accent:#22d3ee;
  --grad:linear-gradient(135deg,#6366f1 0%,#22d3ee 100%);
  --shadow:0 18px 44px -18px rgba(0,0,0,.72); --radius:16px; --maxw:1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
h1,h2,h3{font-family:"Space Grotesk",Inter,system-ui,sans-serif;line-height:1.1;letter-spacing:-.02em;margin:0}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.btn{display:inline-flex;align-items:center;gap:.5rem;font-weight:600;font-size:.95rem;
  padding:.72rem 1.15rem;border-radius:12px;border:1px solid transparent;cursor:pointer;transition:.18s}
.btn-primary{background:var(--grad);color:#08122a;box-shadow:0 10px 26px -10px rgba(34,211,238,.45)}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px)}
.btn-ghost{border-color:var(--line);color:var(--ink);background:rgba(255,255,255,.02)}
.btn-ghost:hover{border-color:rgba(255,255,255,.22);background:var(--surface)}
.eyebrow{font-family:"Space Grotesk";font-weight:600;letter-spacing:.14em;text-transform:uppercase;
  font-size:.74rem;color:var(--accent)}
.link{color:var(--brand);font-weight:600;display:inline-flex;gap:.35rem;align-items:center}
.link:hover{gap:.55rem;color:#a9b0ff}
.tag{display:inline-flex;align-items:center;gap:.5rem;background:var(--surface);border:1px solid var(--line);
  color:var(--ink-2);font-weight:500;font-size:.85rem;padding:.4rem .8rem;border-radius:999px;margin-bottom:1.4rem}
.tag .dot{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 12px 2px rgba(34,211,238,.55)}

/* header */
header.site{position:sticky;top:0;z-index:50;background:rgba(10,15,28,.72);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;align-items:center;gap:.6rem;font-family:"Space Grotesk";font-weight:700;font-size:1.2rem}
.brand .mark{width:26px;height:26px;border-radius:7px;background:var(--grad);display:inline-block;box-shadow:0 4px 16px -2px rgba(99,102,241,.7)}
.nav-links{display:flex;gap:1.6rem;align-items:center}
.nav-links a{color:var(--ink-2);font-weight:500;font-size:.95rem}
.nav-links a:hover,.nav-links a.active{color:#fff}
.nav-cta{display:flex;gap:.6rem;align-items:center}
.menu-btn{display:none;background:none;border:1px solid var(--line);border-radius:10px;width:44px;height:40px;place-items:center;cursor:pointer;color:var(--ink)}
.menu-btn:hover{background:var(--surface)}
.menu-btn svg{width:22px;height:22px}
@media(max-width:860px){
  .menu-btn{display:grid}
  .nav-cta{display:none}
  .nav-links{position:absolute;left:0;right:0;top:68px;display:none;flex-direction:column;gap:0;
    background:var(--bg);border-bottom:1px solid var(--line);padding:6px 24px 16px;box-shadow:var(--shadow)}
  header.site.nav-open .nav-links{display:flex}
  .nav-links a{padding:14px 2px;border-top:1px solid var(--line);width:100%;font-size:1.02rem}
  .nav-links a:first-child{border-top:none}
}

/* sections */
section{padding:84px 0}
.section-head{max-width:62ch;margin-bottom:48px}
.section-head h2{font-size:clamp(1.9rem,3.4vw,2.6rem);margin-top:.6rem}
.section-head p{color:var(--muted);font-size:1.1rem;margin:.9rem 0 0}
.center{text-align:center;margin-left:auto;margin-right:auto}

/* hero */
.hero{position:relative;overflow:hidden;padding:96px 0 84px}
.hero:before{content:"";position:absolute;inset:-20% -10% auto -10%;height:560px;z-index:-1;
  background:radial-gradient(60% 60% at 72% 18%,rgba(34,211,238,.20),transparent 60%),radial-gradient(52% 52% at 20% 8%,rgba(99,102,241,.28),transparent 60%)}
.hero h1{font-size:clamp(2.4rem,5vw,3.7rem);font-weight:700;max-width:15ch}
.hero p.lead{font-size:1.2rem;color:var(--ink-2);max-width:56ch;margin:1.25rem 0 2rem}
.cta-row{display:flex;gap:.8rem;flex-wrap:wrap}
.hero .note{margin-top:1.1rem;color:var(--muted);font-size:.9rem}

/* subpage hero */
.subhero{position:relative;overflow:hidden;padding:76px 0 40px;border-bottom:1px solid var(--line)}
.subhero:before{content:"";position:absolute;inset:-40% -10% auto 40%;height:440px;z-index:-1;
  background:radial-gradient(50% 50% at 72% 8%,rgba(34,211,238,.18),transparent 60%),radial-gradient(52% 52% at 28% 0%,rgba(99,102,241,.22),transparent 60%)}
.subhero h1{font-size:clamp(2.1rem,4.2vw,3rem);max-width:20ch}
.subhero p{color:var(--ink-2);font-size:1.15rem;max-width:60ch;margin:1rem 0 0}

/* trust */
.trust{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--bg-soft)}
.trust .wrap{display:flex;align-items:center;justify-content:space-between;gap:1.5rem;padding:22px 24px;flex-wrap:wrap}
.trust p{margin:0;color:var(--muted);font-size:.9rem}
.trust .badges{display:flex;gap:1.4rem;flex-wrap:wrap;font-family:"Space Grotesk";font-weight:600;color:var(--ink-2)}

/* cards / grids */
.two{display:grid;grid-template-columns:1fr 1fr;gap:24px}
@media(max-width:820px){.two{grid-template-columns:1fr}}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
@media(max-width:820px){.grid3{grid-template-columns:1fr}}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:32px;transition:.2s}
.card:hover{box-shadow:var(--shadow);transform:translateY(-2px);border-color:rgba(255,255,255,.18)}
.card h3{font-size:1.35rem;margin-bottom:.5rem}
.card p{color:var(--muted);margin:.4rem 0 1.2rem}
.card .ico{width:46px;height:46px;border-radius:12px;background:var(--surface-2);display:grid;place-items:center;margin-bottom:18px;color:var(--accent)}
.soft{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.feat{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:26px}
.feat .ico{width:40px;height:40px;border-radius:10px;background:linear-gradient(135deg,rgba(99,102,241,.22),rgba(34,211,238,.20));display:grid;place-items:center;color:var(--accent);margin-bottom:14px}
.feat h3{font-size:1.1rem;margin-bottom:.35rem}
.feat p{color:var(--muted);font-size:.96rem;margin:0}

/* steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;counter-reset:step}
@media(max-width:820px){.steps{grid-template-columns:1fr}}
.step{position:relative;padding:28px 26px;border:1px solid var(--line);border-radius:14px;background:var(--surface)}
.step:before{counter-increment:step;content:"0" counter(step);font-family:"Space Grotesk";font-weight:700;font-size:1.1rem;color:#08122a;background:var(--grad);width:40px;height:40px;border-radius:10px;display:grid;place-items:center;margin-bottom:16px}
.step h3{font-size:1.15rem;margin-bottom:.35rem}
.step p{color:var(--muted);margin:0}

/* checklist */
.checks{list-style:none;padding:0;margin:0;display:grid;gap:.9rem}
.checks li{display:flex;gap:.7rem;align-items:flex-start;color:var(--ink-2)}
.checks li svg{flex:none;color:var(--accent);margin-top:3px}

/* blog */
.post{display:grid;grid-template-columns:1.1fr 1fr;gap:0;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--surface)}
@media(max-width:820px){.post{grid-template-columns:1fr}}
.post .art{background:var(--grad);min-height:230px;position:relative;overflow:hidden}
.post .art:after{content:"";position:absolute;inset:0;background:radial-gradient(40% 60% at 30% 30%,rgba(255,255,255,.25),transparent),repeating-linear-gradient(90deg,rgba(8,18,42,.18) 0 2px,transparent 2px 18px)}
.post .body{padding:34px}
.post .body h3{font-size:1.5rem;margin:.5rem 0 .6rem}
.post .body p{color:var(--muted)}
.bloglist{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
@media(max-width:820px){.bloglist{grid-template-columns:1fr}}
.postcard{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:var(--surface);display:flex;flex-direction:column;transition:.2s}
.postcard:hover{box-shadow:var(--shadow);transform:translateY(-2px);border-color:rgba(255,255,255,.18)}
.postcard .art{height:150px;background:var(--grad)}
.postcard .b{padding:22px;display:flex;flex-direction:column;gap:.5rem;flex:1}
.postcard h3{font-size:1.15rem}
.postcard p{color:var(--muted);font-size:.95rem;margin:0;flex:1}
.postcard.soon{opacity:.55}
.postcard.soon .art{background:linear-gradient(135deg,#26314b,#161f34)}

/* article / prose */
.article{max-width:720px;margin:0 auto;padding:56px 24px 84px}
.article .meta{color:var(--muted);font-size:.92rem;margin-bottom:.4rem}
.article h1{font-size:clamp(2rem,4vw,2.7rem);margin:.5rem 0 1.2rem}
.prose{font-size:1.08rem;color:var(--ink-2)}
.prose h2{font-family:"Space Grotesk";font-size:1.5rem;margin:2.2rem 0 .8rem;color:var(--ink)}
.prose h3{font-family:"Space Grotesk";font-size:1.2rem;margin:1.8rem 0 .6rem;color:var(--ink)}
.prose p{margin:1rem 0}
.prose ul,.prose ol{margin:1rem 0;padding-left:1.3rem}
.prose li{margin:.5rem 0}
.prose strong{color:var(--ink)}
.prose a{color:var(--brand);text-decoration:underline}
.prose blockquote{border-left:3px solid var(--brand);margin:1.4rem 0;padding:.4rem 0 .4rem 1.2rem;color:var(--muted)}
.breadcrumb{color:var(--muted);font-size:.9rem;margin-bottom:.5rem}
.breadcrumb a:hover{color:var(--brand)}

/* forms */
.form{display:grid;gap:1.1rem;max-width:560px}
.field{display:grid;gap:.4rem}
.field label{font-weight:600;font-size:.92rem;color:var(--ink-2)}
.field input,.field textarea,.field select{font:inherit;padding:.7rem .85rem;border:1px solid var(--line);border-radius:10px;background:var(--bg);color:var(--ink)}
.field input::placeholder,.field textarea::placeholder{color:var(--muted)}
.field input:focus,.field textarea:focus{outline:2px solid rgba(139,147,252,.45);border-color:var(--brand)}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:1.1rem}
@media(max-width:560px){.grid2{grid-template-columns:1fr}}

/* CTA band */
.cta{background:linear-gradient(180deg,#101a30,#0d1526);color:#fff;border:1px solid var(--line);border-radius:24px;padding:64px 48px;text-align:center;position:relative;overflow:hidden}
.cta:before{content:"";position:absolute;inset:0;z-index:0;opacity:1;background:radial-gradient(50% 120% at 80% 0%,rgba(34,211,238,.30),transparent 60%),radial-gradient(50% 120% at 10% 100%,rgba(99,102,241,.38),transparent 60%)}
.cta>*{position:relative;z-index:1}
.cta h2{font-size:clamp(2rem,4vw,2.9rem);max-width:20ch;margin:0 auto .7rem}
.cta p{color:var(--ink-2);max-width:52ch;margin:0 auto 1.8rem;font-size:1.1rem}

/* footer */
footer.site{border-top:1px solid var(--line);padding:56px 0 40px;color:var(--muted)}
.foot{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:24px}
@media(max-width:820px){.foot{grid-template-columns:1fr 1fr}}
footer.site h4{font-family:"Space Grotesk";font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-2);margin:0 0 14px}
footer.site ul{list-style:none;padding:0;margin:0;display:grid;gap:.55rem}
footer.site a:hover{color:var(--brand)}
.foot-bottom{display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap;margin-top:40px;padding-top:24px;border-top:1px solid var(--line);font-size:.88rem}

/* small-screen spacing */
@media(max-width:640px){
  .wrap{padding:0 18px}
  section{padding:56px 0}
  .hero{padding:64px 0 52px}
  .subhero{padding:52px 0 30px}
  .cta{padding:44px 22px}
  .card{padding:24px}
  .post .body{padding:26px}
  .two .card[style*="text-align:right"],.two div[style*="text-align:right"]{text-align:left!important}
  .trust .wrap{gap:.6rem}
  .foot{grid-template-columns:1fr 1fr;gap:20px}
}