:root {
  --bg: #ffffff;
  --text: #111111;
  --ball-bg: #eeeeee;
  --ball-text: #111111;
  --btn-bg: #4a90e2;
  --btn-text: #ffffff;
  --toggle-bg: #e0e0e0;
  --toggle-text: #333333;
}

body.dark {
  --bg: #1a1a2e;
  --text: #e0e0e0;
  --ball-bg: #2d2d44;
  --ball-text: #f0f0f0;
  --btn-bg: #5a7fd4;
  --btn-text: #ffffff;
  --toggle-bg: #2d2d44;
  --toggle-text: #e0e0e0;
}

body {
  font-family: sans-serif;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  margin: 0;
  background-color: var(--bg);
  color: var(--text);
  transition: background-color 0.3s, color 0.3s;
}

#lotto-numbers {
  display: flex;
  margin-bottom: 20px;
}

.lotto-number {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background-color: var(--ball-bg);
  color: var(--ball-text);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 5px;
  font-size: 20px;
  font-weight: bold;
  transition: background-color 0.3s, color 0.3s;
}

button {
  padding: 10px 24px;
  font-size: 16px;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  background-color: var(--btn-bg);
  color: var(--btn-text);
  transition: background-color 0.3s, opacity 0.2s;
}

button:hover {
  opacity: 0.85;
}

#theme-toggle {
  position: fixed;
  top: 16px;
  right: 16px;
  background-color: var(--toggle-bg);
  color: var(--toggle-text);
  font-size: 14px;
  padding: 8px 16px;
}

.section-divider {
  width: 100%;
  max-width: 480px;
  border: none;
  border-top: 1px solid var(--ball-bg);
  margin: 48px 0 40px;
}

.contact-section {
  width: 100%;
  max-width: 480px;
  padding: 0 16px 60px;
  box-sizing: border-box;
}

.contact-section h2 {
  margin: 0 0 8px;
  font-size: 22px;
}

.contact-desc {
  margin: 0 0 24px;
  font-size: 14px;
  opacity: 0.7;
}

.form-group {
  display: flex;
  flex-direction: column;
  margin-bottom: 16px;
}

.form-group label {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 6px;
}

.form-group input,
.form-group textarea {
  padding: 10px 12px;
  font-size: 15px;
  border: 1px solid var(--ball-bg);
  border-radius: 8px;
  background-color: var(--ball-bg);
  color: var(--text);
  outline: none;
  transition: border-color 0.2s, background-color 0.3s, color 0.3s;
  resize: vertical;
  font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--btn-bg);
}

#submit-btn {
  width: 100%;
  margin-top: 4px;
}

#form-status {
  margin-top: 12px;
  font-size: 14px;
  text-align: center;
  min-height: 20px;
}

#form-status.success {
  color: #4caf50;
}

#form-status.error {
  color: #e53935;
}

.comments-section {
  width: 100%;
  max-width: 720px;
  padding: 0 16px 80px;
  box-sizing: border-box;
}

.comments-section h2 {
  margin: 0 0 24px;
  font-size: 22px;
}

#disqus_thread {
  width: 100%;
}