/* 贪吃蛇 · 像素霓虹
   所有样式收在 .snake-* 命名空间内，避免被文章页/主题的 p、button、a 规则污染。 */

.snake-page {
    max-width: 520px;
    margin: 0 auto;
    padding: 1.25rem 1rem 2rem;
    text-align: center;
}

.snake-hud {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    margin-bottom: 0.75rem;
    font-size: 0.82rem;
}

.snake-hud-item {
    display: inline-flex;
    align-items: baseline;
    gap: 0.28rem;
    color: var(--efu-gray, #8a8a8a);
}

.snake-hud-item b {
    font: 600 1.05rem ui-monospace, Menlo, Consolas, monospace;
    color: var(--efu-theme);
}

.snake-hud-gap {
    flex: 1;
}

.snake-btn {
    padding: 0.3rem 0.75rem;
    border: none;
    border-radius: 7px;
    background: var(--efu-theme);
    color: #fff;
    font-size: 0.78rem;
    cursor: pointer;
    transition: opacity 0.18s;
}

.snake-btn:hover {
    opacity: 0.86;
}

/* 音效按钮走次级样式：不抢主按钮，也不加多余描边 */
.snake-btn-ghost {
    background: transparent;
    color: var(--efu-gray, #8a8a8a);
    padding: 0.3rem 0.35rem;
}

.snake-btn-ghost:hover {
    color: var(--efu-theme);
    opacity: 1;
}

#snake-canvas {
    display: block;
    width: 100%;
    max-width: 420px;
    height: auto;
    margin: 0 auto;
    border-radius: 10px;
    touch-action: none;
    box-shadow: var(--efu-shadow-black);
}

.snake-tip {
    margin-top: 0.85rem;
    font-size: 0.78rem;
    color: var(--efu-gray);
    text-align: center;
}