*{box-sizing:border-box;margin:0;padding:0}
body{font-family:Arial, sans-serif;line-height:1.6;background:#f5f7fa;color:#1e293b}
.container{max-width:1200px;margin:0 auto;padding:0 16px}
.site-header{background:#0f2c59;color:#fff}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:16px 0}
.logo{font-weight:bold;font-size:20px}
.logo span{color:#4da3ff}
.main-nav ul{list-style:none;display:flex;gap:20px}
.main-nav a{color:#fff;text-decoration:none;font-weight:600}
.menu-toggle{display:none;background:none;border:none;color:#fff;font-size:22px}

.hero{background:#ffffff;padding:60px 0;text-align:center}
.grid{display:grid;grid-template-columns:1fr;gap:20px;margin-top:20px}
.card{background:#fff;padding:24px;border-radius:8px;box-shadow:0 4px 12px rgba(0,0,0,0.05)}
.site-footer{background:#0f2c59;color:#fff;padding:40px 0;margin-top:60px}
.footer-grid{display:grid;grid-template-columns:1fr;gap:20px}

/* Responsive */
@media(min-width:768px){
.grid{grid-template-columns:repeat(3,1fr)}
.footer-grid{grid-template-columns:repeat(3,1fr)}
}

@media(max-width:768px){
.main-nav{display:none;flex-direction:column;background:#0f2c59;position:absolute;top:70px;right:16px;left:16px;padding:20px}
.main-nav.open{display:flex}
.menu-toggle{display:block}
.main-nav ul{flex-direction:column;gap:12px}
}


/* Academic Dashboard */
.sidebar-layout{
  display:grid;
  grid-template-columns:250px 1fr;
  gap:24px;
}

.sidebar{
  background:#ffffff;
  padding:20px;
  border-radius:8px;
}

.sidebar a{
  display:block;
  margin-bottom:10px;
  text-decoration:none;
  color:#0f2c59;
  font-weight:600;
}

@media(max-width:768px){
  .sidebar-layout{
    grid-template-columns:1fr;
  }
}

/* Forms */
.content form{background:#fff;padding:18px;border-radius:8px;box-shadow:0 4px 12px rgba(0,0,0,0.05);max-width:520px}
.content input,.content select{width:100%;padding:12px;border:1px solid rgba(0,0,0,.15);border-radius:8px}
.content button{width:100%;padding:12px;border:none;border-radius:8px;background:#0f2c59;color:#fff;font-weight:700;cursor:pointer}
.content button:hover{opacity:.95}

/* Progress bar */
.progress{width:100%;height:10px;background:rgba(15,44,89,.15);border-radius:999px;overflow:hidden;margin-top:10px}
.progress span{display:block;height:100%;background:#0f2c59;width:0}


/* Dashboard buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 14px;border-radius:10px;border:1px solid rgba(15,44,89,.15);background:#fff;color:#0f2c59;text-decoration:none;font-weight:700;cursor:pointer}
.btn:hover{transform:translateY(-1px);box-shadow:0 6px 16px rgba(0,0,0,.08)}
.btn-primary{background:#0f2c59;border-color:#0f2c59;color:#fff}
.btn-primary:hover{box-shadow:0 10px 24px rgba(15,44,89,.25)}
.btn-soft{background:#eef5ff;border-color:#cfe2ff;color:#0f2c59}
.btn-danger{background:#fff1f2;border-color:#fecdd3;color:#9f1239}
.btn-row{display:flex;flex-wrap:wrap;gap:10px;margin:14px 0 22px}
.btn-row .btn{flex:0 0 auto}
.card-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
.badge{display:inline-block;padding:4px 10px;border-radius:999px;background:#eef5ff;color:#0f2c59;font-weight:700;font-size:12px;border:1px solid #cfe2ff}
.kpi{display:flex;gap:14px;flex-wrap:wrap;margin:10px 0 18px}
.kpi .card{flex:1 1 240px}
.table{width:100%;border-collapse:collapse}
.table th,.table td{padding:10px 8px;border-bottom:1px solid rgba(15,44,89,.1);text-align:left}
.table th{font-size:13px;text-transform:uppercase;letter-spacing:.02em;color:#334155}
.small{font-size:13px;color:#475569}