:root {
  --bg: #111;
  --card: #1e1e1e;
  --primary: #ff8000;
  --text: #fff;
  --muted: #aaa;
  --added: #4caf50;
  --fixed: #2196f3;
  --balanced: #ffc107;
  --radius: 12px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', sans-serif;
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 20px;
}

.header {
  background-color: var(--primary);
  padding: 40px 20px;
  text-align: center;
  color: var(--text);
}

.header h1 {
  font-size: 2.5rem;
}

.changelog .entry {
  background-color: var(--card);
  border-radius: var(--radius);
  margin: 20px 0;
  overflow: hidden;
  transition: all 0.3s ease-in-out;
}

.toggle-entry {
  width: 100%;
  text-align: left;
  padding: 20px;
  font-size: 1.2rem;
  background: none;
  color: var(--text);
  border: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.toggle-entry:hover {
  background-color: #2a2a2a;
}

.entry-details {
  padding: 0 20px 20px;
  display: none;
  animation: fadeIn 0.3s ease;
}

.entry-details li {
  margin: 10px 0;
  padding-left: 24px;
  position: relative;
}

.entry-details li::before {
  content: '➤';
  position: absolute;
  left: 0;
  color: var(--primary);
}

.entry-details .added {
  color: var(--added);
}

.entry-details .fixed {
  color: var(--fixed);
}

.entry-details .balanced {
  color: var(--balanced);
}

.footer {
  text-align: center;
  padding: 30px 10px;
  background-color: #0d0d0d;
  font-size: 0.9rem;
  color: var(--muted);
}

.arrow {
  font-size: 1.2rem;
  transition: transform 0.3s;
}

.rotate {
  transform: rotate(180deg);
}

@media (max-width: 768px) {
  .header h1 {
    font-size: 2rem;
  }
  .toggle-entry {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-5px); }
  to { opacity: 1; transform: translateY(0); }
}