/* Base styles */
:root{
  --bg:#0b1220;
  --card:#0f172a;
  --muted:#94a3b8;
  --text:#e2e8f0;
  --accent:#38bdf8;
  --accent-2:#60a5fa;
  --border:#1f2a44;
  --ring:#38bdf880;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;height:100%;color:var(--text);background:#0a0f1e;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,'Helvetica Neue',Arial,'Noto Sans',sans-serif;line-height:1.6}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.container{width:min(1100px,92%);margin-inline:auto}

/* Header */
.site-header{position:sticky;top:0;background:rgba(10,15,30,.8);backdrop-filter:saturate(160%) blur(8px);border-bottom:1px solid var(--border);z-index:20}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.brand{display:flex;align-items:center;gap:10px;font-weight:700}
.logo{height:34px;width:auto}
.brand-text{font-size:1.05rem;color:var(--text)}
.nav{display:flex;gap:18px;align-items:center}
.nav a{padding:8px 10px;border-radius:10px}
.nav a:hover{background:rgba(255,255,255,.05)}
.menu-toggle{display:none;background:transparent;border:1px solid var(--border);color:var(--text);padding:8px 10px;border-radius:10px}

/* Hero */
.hero{padding:72px 0 40px;background:radial-gradient(1000px 400px at 20% -10%, rgba(56,189,248,.20), transparent 50%), radial-gradient(800px 400px at 110% -30%, rgba(96,165,250,.18), transparent 50%)}
.hero h1{font-size:clamp(1.8rem,3.2vw,3rem);line-height:1.2;margin:0 0 12px}
.hero p{margin:0 0 22px;color:var(--muted)}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.button{display:inline-flex;gap:8px;align-items:center;padding:10px 16px;border-radius:12px;border:1px solid var(--border);background:linear-gradient(180deg,#1b243b,#131a2e);color:var(--text);font-weight:600}
.button:hover{box-shadow:0 0 0 3px var(--ring)}
.button.primary{background:linear-gradient(180deg,#1a9fe6,#167fc0);border:none}
.button.primary:hover{filter:brightness(1.05)}

/* Cards */
.grid{display:grid;gap:18px}
.grid.cols-3{grid-template-columns:repeat(3,1fr)}
.grid.cols-2{grid-template-columns:repeat(2,1fr)}
@media(max-width:900px){.grid.cols-3{grid-template-columns:1fr 1fr}}
@media(max-width:680px){.grid.cols-3,.grid.cols-2{grid-template-columns:1fr}}

.card{background:linear-gradient(180deg,#0f172a,#0b1220);border:1px solid var(--border);border-radius:16px;padding:18px}
.card h3{margin:0 0 4px}
.card p{margin:0;color:var(--muted)}

/* Sections */
.section{padding:36px 0}
.section .section-title{font-size:1.3rem;margin:0 0 12px}

/* Footer */
.site-footer{border-top:1px solid var(--border);margin-top:40px;padding:28px 0;background:#0a0f1e}
.footer-grid{display:grid;grid-template-columns:2fr 2fr 1fr;gap:16px}
.footer-brand{font-weight:700}
.footer-heading{font-weight:700;margin-bottom:6px}
.footer-links{list-style:none;margin:0;padding:0}
.footer-links li{margin:6px 0}
.muted{color:var(--muted)}

/* Content */
.prose p{color:var(--text)}
.prose h1,.prose h2,.prose h3{margin-top:0}
.prose ul{padding-left:1.3rem}
.badge{display:inline-block;border:1px solid var(--border);padding:5px 10px;border-radius:999px;color:var(--muted)}

/* Contact */
.form{display:grid;gap:12px}
input,textarea{width:100%;padding:12px 14px;border-radius:12px;border:1px solid var(--border);background:#0a0f1e;color:var(--text)}
input:focus,textarea:focus{outline:none;box-shadow:0 0 0 3px var(--ring)}
label{font-weight:600}
form .hint{color:var(--muted);font-size:.9rem}

/* Responsive nav */
@media(max-width:820px){
  .nav{display:none;position:absolute;top:58px;right:4%;background:#0b1220;border:1px solid var(--border);padding:10px;border-radius:12px}
  .nav.show{display:flex;flex-direction:column;gap:6px}
  .menu-toggle{display:inline-flex}
  .footer-grid{grid-template-columns:1fr}
}