*, *::before, *::after { 
  font-family: 'Inter', system-ui, sans-serif; 
  box-sizing: border-box; 
}

html { 
  scroll-behavior: smooth; 
}

::-webkit-scrollbar { 
  width: 5px; 
}

::-webkit-scrollbar-track { 
  background: #f5f5f5; 
}

::-webkit-scrollbar-thumb { 
  background: #FF0000; 
  border-radius: 3px; 
}

.nav-link::after { 
  content: ''; 
  display: block; 
  width: 0; 
  height: 2px; 
  background: #FF0000; 
  transition: width .25s; 
}

.nav-link:hover::after { 
  width: 100%; 
}

.seg-btn.active { 
  background-color: #FF0000; 
  color: #fff; 
  border-color: #FF0000; 
}

.seg-panel { 
  display: none; 
}

.seg-panel.active { 
  display: block; 
}

.card-hover { 
  transition: box-shadow .25s, transform .25s; 
}

.card-hover:hover { 
  box-shadow: 0 12px 32px rgba(0,0,0,.1); 
  transform: translateY(-2px); 
}

input, textarea, select {
  background: #fff;
  border: 1.5px solid #e5e7eb;
  color: #111;
  padding: 13px 16px;
  border-radius: 8px;
  width: 100%;
  font-size: 14px;
  outline: none;
  transition: border-color .2s;
}

input:focus, textarea:focus, select:focus { 
  border-color: #FF0000; 
}

input::placeholder, textarea::placeholder { 
  color: #9ca3af; 
}