/* Reset and base styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}

/* Remove underlines from all links */
a {
  text-decoration: none;
}

:root {
  --gradient-primary: linear-gradient(to right, #FF69B4, #8A2BE2, #4169E1);
  --gradient-button: linear-gradient(to right, #FF69B4, #8A2BE2);
  --color-background: #000;
  --color-text: #fff;
  --color-card-bg: #111;
  --color-btn-bg: #222;
  --color-border: #333;
}

body {
  background-color: var(--color-background);
  color: var(--color-text);
}

/* Common styles */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 16px;
}

.btn {
  border: none;
  padding: 8px 16px;
  border-radius: 24px;
  cursor: pointer;
  color: white;
}

/* 确保按钮链接没有下划线 */
a.btn {
  text-decoration: none;
  display: inline-block;
}

.btn-primary {
  background: var(--gradient-button);
}

.btn-secondary {
  background-color: var(--color-btn-bg);
}

.brand-btn {
  background: none;
  border: none;
  color: white;
  cursor: pointer;
  transition: color 0.2s, transform 0.2s;
  padding: 4px 8px;
  background-color: transparent;
  box-shadow: none;
}

.brand-btn:hover {
  color: var(--color-text);
}

.brand-btn.active {
  font-weight: bold;
  transform: scale(1.05);
  background: var(--gradient-button);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}