body{margin:0;font-family:Arial;background:#070b1a;color:#fff}
.header{padding:20px;background:linear-gradient(90deg,#5a36ff,#9f4dff);position:sticky;top:0}
.logo{font-size:32px;font-weight:900}
.container{padding:20px}
.banner{background:#11182d;padding:35px;border-radius:25px;margin-bottom:25px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px}
.card{background:#11182d;border-radius:20px;overflow:hidden;box-shadow:0 5px 20px rgba(0,0,0,.4)}
.card img{width:100%;height:180px;object-fit:cover}
.card-content{padding:15px}
.btn{display:block;text-align:center;padding:12px;background:#6c4dff;color:#fff;text-decoration:none;border-radius:12px;font-weight:bold}
.nav{position:fixed;bottom:0;left:0;right:0;background:#0d1326;display:flex;justify-content:space-around;padding:15px}
.nav a{text-decoration:none;color:#fff}
.footer-space{height:90px}
.panel{background:#11182d;padding:25px;border-radius:20px}
input,textarea{width:100%;padding:12px;margin-top:10px;border:none;border-radius:12px;background:#0d1326;color:#fff}
button{padding:12px;width:100%;margin-top:15px;border:none;border-radius:12px;background:#6c4dff;color:#fff;font-weight:bold}
.sidebar{width:240px;background:#11182d;padding:20px;position:fixed;top:0;bottom:0}
.sidebar a{display:block;color:#fff;text-decoration:none;margin:15px 0}
.admin-content{margin-left:270px;padding:30px}