:root{
  --bg1: #0f172a; /* deep navy */
  --bg2: #0f4c81; /* blue */
  --card: #ffffff;
  --muted: #6b7280;
  --accent: #ff6b6b;
  --accent-2: #7c3aed;
}
*{box-sizing:border-box}
body{
  margin:0;
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial;
  background: linear-gradient(135deg, var(--bg1) 0%, var(--bg2) 100%);
  color:#0b1220;
  min-height:100vh;
}
.container{max-width:980px;margin:2.25rem auto;padding:0 1rem}
.site-header{background:linear-gradient(90deg, rgba(255,255,255,0.03), rgba(255,255,255,0.02));backdrop-filter:blur(6px);border-bottom:1px solid rgba(255,255,255,0.04)}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:0.8rem 1rem}
.brand{color:#fff;font-weight:700;text-decoration:none;font-size:1.15rem}
.main-nav a{color:rgba(255,255,255,0.9);text-decoration:none;margin-left:1rem;padding:0.45rem 0.6rem;border-radius:6px}
.main-nav a:hover{background:rgba(255,255,255,0.04)}
.site-main{padding:2rem 0}
.card{background:var(--card);border-radius:12px;padding:1.4rem;box-shadow:0 6px 30px rgba(2,6,23,0.45);max-width:760px;margin:0 auto}
.card h1{margin-top:0;color:#0f172a}
.muted{color:var(--muted)}
form .field{margin-bottom:0.9rem}
label{display:block;font-weight:600;margin-bottom:0.35rem;color:#0b1220}
input[type="text"], input[type="email"], input[type="date"], input[type="time"], input[type="number"], select, textarea, input[type="file"]{
  width:100%;padding:0.65rem;border-radius:10px;border:1px solid rgba(15,23,42,0.08);font-size:0.97rem
}
textarea{min-height:120px}
.actions{display:flex;gap:0.75rem;margin-top:1.1rem}
.btn{display:inline-block;padding:0.65rem 1rem;border-radius:10px;border:0;color:#fff;font-weight:600;cursor:pointer}
.btn-primary{background:linear-gradient(90deg,var(--accent),#ff8a5b);box-shadow:0 8px 24px rgba(255,107,107,0.18)}
.btn-secondary{background:transparent;border:2px solid rgba(12,18,34,0.06);color:#0b1220}
.btn:active{transform:translateY(1px)}
.form-note{font-size:0.9rem;color:var(--muted);margin-top:0.35rem}
.success-badge{display:inline-flex;align-items:center;gap:0.6rem;padding:0.6rem 0.9rem;background:linear-gradient(90deg,var(--accent-2),#5b21b6);color:#fff;border-radius:999px}

@media (max-width:640px){
  .container{margin:1rem auto}
  .card{padding:1rem}
  .header-inner{padding:0.6rem 0.6rem}
}