:root {
  --bg-dark: #1a1a1a;
  --bg-light: #2b2b2b;
  --text-light: #e6e6e6;
  --accent: #0fb045;
  --accent-light: rgb(3, 213, 73);
  --danger: #d9534f;
  --danger-light: #c9302c;
}

html, body {
  height: 100%;
  margin: 0;
}

body {
  background-color: var(--bg-dark);
  color: var(--text-light);
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  display: flex;
  flex-direction: column;
}

header {
  padding: 2rem 0;
  text-align: center;
}

h1 {
  margin: 0;
  letter-spacing: 0.05em;
  font-size: 2.5rem;
}

.main {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}

footer {
  padding: 1rem 0;
  text-align: center;
  font-size: 0.9rem;
  color: var(--text-light);
  border-top: 1px solid #333;
}

footer a.cf-link {
  color: inherit;
  text-decoration: none;
}

footer .cf-icon {
  display: inline-block;
  vertical-align: middle;
  width: 1em; 
  height: 1em;
  margin-left: 0.25em;
}

.page-jump {
  position: fixed;
  top: 50%;
  right: 1rem;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  z-index: 1000;
}

.page-jump a {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
  min-width: 3.2rem;         
  padding: 0.4rem 0.6rem;   
  font-size: 0.875rem;
  line-height: 1;
  text-decoration: none;
  background-color: var(--accent);
  color: #fff;
  border-radius: 0.3rem;
  box-shadow: 0 2px 4px rgba(0,0,0,0.2);
  transition: background-color 0.2s ease,
              transform 0.1s ease;
}

.page-jump a:hover {
  background-color: var(--accent-light);
  transform: translateY(-1px);
}

.page-jump a:active {
  transform: translateY(1px);
}

@media (max-width: 576px) {
  .page-jump {
    top: auto;              
    bottom: 1rem;            
    left: 50%;               
    right: auto;
    transform: translateX(-50%);  
    flex-direction: row;    
    gap: 0.75rem;           
    padding: 0.25rem;     
    background: rgba(0,0,0,0.5);
    border-radius: 0.5rem;
  }

  .page-jump a {
    padding: 0.4rem 0.8rem;
    font-size: 0.9rem;
  }
}