:root {
  --bg:#0b1220;
  --fg:#ffffff;
  --muted: rgba(255,255,255,.80);
  --border: rgba(255,255,255,.14);
  --accent:#16a34a;
  --accent2:#34d399;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--fg);font-family:Inter,system-ui,Segoe UI,Roboto,Helvetica,Arial,sans-serif}
a{color:inherit;text-decoration:none}
.container{max-width:1140px;margin:0 auto;padding:0 24px}
.header{display:flex;align-items:center;justify-content:space-between;padding:18px 0;border-bottom:1px solid var(--border)}
.brand{display:flex;gap:10px;align-items:center;font-weight:700}
.nav a{opacity:.9;margin-left:16px}
.button{display:inline-block;padding:12px 18px;border:1px solid var(--border);border-radius:14px}
.button.primary{background:linear-gradient(90deg,var(--accent),var(--accent2));border-color:transparent;color:#04150b;font-weight:600}
.hero{padding:64px 0;background:radial-gradient(900px 500px at 10% -10%, rgba(22,163,74,.16), transparent 60%)}
.hero h1{font-size: clamp(32px,6vw,56px);line-height:1.07;margin:0 0 10px 0}
.hero p{opacity:.9;max-width:65ch;font-size:18px}
.grid{display:grid;gap:18px}
.grid.two{grid-template-columns:1.1fr .9fr}
@media(max-width:900px){.grid.two{grid-template-columns:1fr}}
.card{border:1px solid var(--border);border-radius:14px;padding:16px;background:rgba(255,255,255,.04)}
.section{padding:56px 0}
.h2{font-size:26px;margin:0 0 12px 0;font-weight:700}
.kv{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:900px){.kv{grid-template-columns:1fr}}
.kv .item{border:1px solid var(--border);border-radius:14px;padding:14px}
.small{color:var(--muted);font-size:14px}
.footer{border-top:1px solid var(--border);padding:24px 0;color:rgba(255,255,255,.75);font-size:14px;margin-top:24px}
input,textarea{width:100%;padding:12px;border-radius:10px;border:1px solid var(--border);background:rgba(255,255,255,.02);color:var(--fg)}
label{font-size:14px;color:var(--muted)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media(max-width:900px){.form-row{grid-template-columns:1fr}}
.alert{padding:12px;border:1px solid var(--border);border-radius:10px;margin-bottom:12px;background:rgba(255,255,255,.03)}
.success{border-color:#15803d}
.error{border-color:#dc2626}