*{
  margin:0;
  padding:0;
  box-sizing:border-box;
  font-family:"Marianne","Segoe UI",Roboto,Arial,sans-serif
}

body{
  min-height:100vh;
  background:linear-gradient(180deg,#0b1c2d,#0f172a);
  color:#f8fafc
}

header{
  background:linear-gradient(90deg,#0b1c2d,#1e3a8a);
  border-bottom:4px solid #dc2626;
  box-shadow:0 6px 25px rgba(0,0,0,.45)
}

.navbar{
  display:flex;
  justify-content:center;
  align-items:center;
  gap:2.5rem;
  padding:1.3rem 2rem
}

.navitem a{
  color:#f8fafc;
  text-decoration:none;
  text-transform:uppercase;
  letter-spacing:.08em;
  font-size:.85rem;
  font-weight:600;
  padding:.6rem 1.2rem;
  border-radius:6px;
  transition:background .3s,box-shadow .3s
}

.navitem a:hover{
  background:rgba(255,255,255,.12);
  box-shadow:inset 0 -3px 0 #ffffff
}

table{
  width:92%;
  margin:3rem auto;
  border-collapse:collapse;
  background:#020617;
  border-radius:10px;
  overflow:hidden;
  border:1px solid rgba(255,255,255,.1)
}

thead{
  background:linear-gradient(90deg,#1e3a8a,#2563eb)
}

thead th{
  padding:1rem 1.1rem;
  text-align:left;
  font-size:.85rem;
  font-weight:700;
  text-transform:uppercase;
  letter-spacing:.06em
}

tbody td{
  padding:.9rem 1.1rem;
  font-size:.9rem;
  border-bottom:1px solid rgba(255,255,255,.06)
}

tbody tr:nth-child(even){
  background:rgba(255,255,255,.03)
}

tbody tr:hover{
  background:rgba(37,99,235,.18)
}

button {
  background: linear-gradient(135deg, #1e3a8a, #9a0101);
  border: none;
  color: #ffffff;
  padding: 0.45rem 0.9rem;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: transform 0.2s, box-shadow 0.2s;
}

button:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(37, 99, 235, 0.45);
}

@media(max-width:900px){
  .navbar{
    flex-wrap:wrap;
    gap:1rem
  }
  table{
    width:100%
  }
  thead{
    display:none
  }
  tbody tr{
    display:block;
    margin-bottom:1rem;
    border:1px solid rgba(255,255,255,.1);
    border-radius:8px;
    overflow:hidden
  }
  tbody td{
    display:flex;
    justify-content:space-between;
    padding:.7rem 1rem
  }
  tbody td::before{
    content:attr(data-label);
    font-weight:700;
    color:#93c5fd;
    text-transform:uppercase;
    letter-spacing:.05em
  }
}