:root{
  --navy:#0f2f58; --navy2:#173f72; --blue:#1f73b7; --blue2:#0f5ea9;
  --ink:#17253d; --muted:#66758b; --line:#dce5ef; --soft:#f4f8fc; --card:#ffffff;
  --shadow:0 16px 42px rgba(20,45,80,.08); --radius:22px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--soft);color:var(--ink);
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  line-height:1.6;
}
a{color:inherit}
header.site-header{
  position:sticky;top:0;z-index:40;background:#fff;border-bottom:1px solid var(--line);
}
.site-nav{
  max-width:1180px;margin:auto;padding:14px 24px;display:flex;align-items:center;gap:28px;
}
.brand{
  display:flex;align-items:center;gap:14px;text-decoration:none;font-weight:900;font-size:1.22rem;white-space:nowrap;
}
.brand-mark{
  width:58px;height:58px;border-radius:16px;background:linear-gradient(145deg,var(--blue),var(--blue2));
  color:#fff;display:grid;place-items:center;font-size:.92rem;font-weight:900;letter-spacing:.035em;
  box-shadow:0 8px 18px rgba(31,115,183,.2);
}
.nav-links{display:flex;align-items:center;gap:24px;margin-left:auto}
.nav-links a{font-weight:750;text-decoration:none;color:#33425b}
.nav-links a:hover{color:var(--blue2)}
.nav-cta{
  margin-left:8px;padding:13px 18px;border-radius:12px;background:var(--blue2);color:#fff!important;
}
.hero{
  background:
    linear-gradient(rgba(8,42,80,.82),rgba(8,42,80,.82)),
    radial-gradient(circle at 70% 30%,rgba(255,255,255,.18),transparent 32%),
    linear-gradient(135deg,#224f7e,#173b69 52%,#0d2f55);
  color:#fff;
}
.hero-inner{max-width:1180px;margin:auto;padding:72px 24px 78px}
.hero .eyebrow{font-size:.82rem;text-transform:uppercase;letter-spacing:.12em;font-weight:900;opacity:.86}
.hero h1{font-size:clamp(2.6rem,6vw,5rem);line-height:.98;margin:.18em 0 .22em;letter-spacing:-.035em}
.hero p{max-width:820px;font-size:clamp(1.05rem,2vw,1.35rem);color:rgba(255,255,255,.88)}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}
.btn{
  border:0;border-radius:12px;padding:14px 20px;font-weight:850;font-size:1rem;cursor:pointer;
  text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:8px;
}
.btn-primary{background:var(--blue2);color:#fff}
.btn-secondary{background:#fff;color:var(--navy)}
.btn-outline{background:transparent;border:1px solid #cbd8e6;color:var(--ink)}
.section{max-width:1180px;margin:auto;padding:52px 24px}
.section-tight{padding-top:34px}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);
}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.info-card{padding:26px}
.info-card h3{margin:.15em 0 .35em;font-size:1.18rem}
.info-card p{margin:0;color:var(--muted)}
.kicker{font-size:.82rem;text-transform:uppercase;letter-spacing:.12em;font-weight:900;color:var(--blue2)}
.section h2{font-size:clamp(2rem,4vw,3.15rem);line-height:1.05;letter-spacing:-.03em;margin:.18em 0 .35em}
.section-lead{max-width:800px;color:var(--muted);font-size:1.06rem}
.surface{padding:28px}
footer.site-footer{background:linear-gradient(135deg,var(--navy),#0a2a4e);color:#fff;margin-top:36px}
.footer-inner{max-width:1180px;margin:auto;padding:30px 24px;display:flex;justify-content:space-between;gap:22px;flex-wrap:wrap}
.footer-brand{display:flex;gap:14px;align-items:center}
.footer-links{display:flex;gap:18px;flex-wrap:wrap;align-items:center}
.footer-links a{text-decoration:none;color:rgba(255,255,255,.86)}
.muted{color:var(--muted)}
input,select,textarea{
  width:100%;border:1px solid #d5e0eb;border-radius:12px;padding:14px 15px;font:inherit;background:#fff;color:var(--ink)
}
input:focus,select:focus,textarea:focus{outline:3px solid rgba(31,115,183,.13);border-color:var(--blue)}
.modal-card,.modal>div{
  border-radius:22px!important;box-shadow:0 28px 80px rgba(11,39,72,.22)!important
}
.idea-card,.moderation-card{box-shadow:var(--shadow)}
@media(max-width:900px){
  .site-nav{flex-wrap:wrap}.nav-links{order:3;width:100%;margin-left:0;overflow:auto;padding-bottom:2px}
  .grid-3{grid-template-columns:1fr}.hero-inner{padding-top:54px}
}
@media(max-width:640px){
  .site-nav{padding:12px 16px;gap:14px}.brand-mark{width:50px;height:50px;border-radius:14px}
  .brand{font-size:1.05rem}.nav-links{gap:16px;font-size:.92rem}
  .hero-inner,.section{padding-left:16px;padding-right:16px}
  .hero-inner{padding-top:44px;padding-bottom:50px}
  .surface,.info-card{padding:22px}.footer-inner{padding:24px 16px;flex-direction:column}
}