:root{
  --bg:#0f1720;
  --card:#0b1220;
  --muted:#9aa7b2;
  --accent:#1e90ff;
  --white:#f8fafc;
  --radius:12px;
  --container:1200px;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;font-family:Inter,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:linear-gradient(180deg,#071025 0%, #0b1622 100%);color:var(--white);-webkit-font-smoothing:antialiased;line-height:1.5}
.container{max-width:var(--container);margin:0 auto;padding:24px}

.site-header{-webkit-backdrop-filter: saturate(120%) blur(6px);backdrop-filter:saturate(120%) blur(6px);position:sticky;top:0;z-index:30}
.header-inner{display:flex;align-items:center;justify-content:space-between}
.logo{font-weight:700;color:var(--white);text-decoration:none;font-size:1.05rem}
.nav{display:none;gap:18px}
.nav a{color:var(--muted);text-decoration:none;font-weight:600}
.nav a:hover{color:var(--white)}
.nav-toggle{background:transparent;border:0;color:var(--white);font-size:1.2rem}

.hero{padding:48px 0}
.hero-inner{display:flex;gap:24px;align-items:center;flex-direction:column}
.hero-text{max-width:820px}
.hero h1{font-size:1.9rem;margin:0}
.lead{color:var(--accent);font-weight:700;margin:8px 0}
.hero p{color:var(--muted);margin:12px 0}
.hero-media img{border-radius:16px;background:linear-gradient(180deg,#0b2030,#09202a);padding:8px}
.btn{display:inline-block;padding:10px 16px;border-radius:8px;background:var(--accent);color:#042034;text-decoration:none;font-weight:700}
.btn.ghost{background:transparent;border:1px solid rgba(255,255,255,0.08);color:var(--white)}
.hero-ctas{margin-top:12px}

.section{padding:36px 0}
.section h2{margin-top:0}
.card{background:rgba(255,255,255,0.03);padding:16px;border-radius:10px;margin:12px 0}
.muted{color:var(--muted);font-size:0.95rem}
.meta-list{list-style:none;padding:0;color:var(--muted)}
.pub-list{list-style:disc;padding-left:20px;color:var(--muted)}

.contact-form{max-width:640px;display:flex;flex-direction:column;gap:10px}
.contact-form input,.contact-form textarea{padding:10px;border-radius:8px;border:1px solid rgba(255,255,255,0.06);background:rgba(255,255,255,0.02);color:var(--white)}
.form-actions{display:flex;gap:10px}

.site-footer{border-top:1px solid rgba(255,255,255,0.03);padding:20px 0;margin-top:24px;color:var(--muted)}

.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* Responsive */
@media(min-width:800px){
  .nav{display:flex}
  .nav-toggle{display:none}
  .hero-inner{flex-direction:row}
  .hero-text{flex:1}
  .hero-media{flex:0 0 320px;text-align:right}
  .hero h1{font-size:2.6rem}
}

@media(max-width:420px){
  .container{padding:16px}
  .hero h1{font-size:1.4rem}
}