:root {
    --bg-color: #f0f0f0;
    --text-color: #000;
    --btn-bg-color: #4CAF50;
    --btn-text-color: white;
}

body {
    font-family: sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    margin: 0;
    padding: 32px 16px 48px;
    transition: background-color 0.3s, color 0.3s;
}

body.dark-mode {
    --bg-color: #333;
    --text-color: #fff;
    --btn-bg-color: #555;
    --btn-text-color: #fff;
}

.container {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 32px;
}

.lotto-numbers {
    display: flex;
    justify-content: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 6px;
}

#generate-btn, #theme-switcher, .primary-btn {
    padding: 10px 20px;
    font-size: 16px;
    cursor: pointer;
    border: none;
    border-radius: 5px;
    background-color: var(--btn-bg-color);
    color: var(--btn-text-color);
    transition: background-color 0.3s;
}

#generate-btn:hover, #theme-switcher:hover, .primary-btn:hover {
    background-color: #45a049;
}

body.dark-mode #generate-btn:hover, body.dark-mode #theme-switcher:hover, body.dark-mode .primary-btn:hover {
    background-color: #777;
}

lotto-ball {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  color: white;
  font-size: 20px;
  font-weight: bold;
  margin: 0 5px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.action-row {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}

.stack-form {
    display: flex;
    flex-direction: column;
    gap: 8px;
    text-align: left;
}

.stack-form input,
.stack-form textarea {
    padding: 10px 12px;
    border-radius: 6px;
    border: 1px solid #c9c9c9;
    font-size: 14px;
}

.comment-list {
    list-style: none;
    padding: 0;
    margin: 16px 0 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
    text-align: left;
}

.comment-item {
    padding: 12px 14px;
    border-radius: 8px;
    background: rgba(0, 0, 0, 0.05);
}

body.dark-mode .comment-item {
    background: rgba(255, 255, 255, 0.1);
}

.comment-meta {
    font-size: 12px;
    opacity: 0.7;
    margin-bottom: 6px;
}