游戏玩法变化/styles.css：修订间差异

.config-wrapper {
    --accent: #3663f1;
    --surface: #ffffff;
    --surface-alt: #f8f9fa;
    --border: rgba(0, 0, 0, 0.15);
    --text-main: #202122;
    --text-muted: #54595d;
}

.skin-theme-dark .config-wrapper {
    --surface: #1a1b1e;
    --surface-alt: #25262b;
    --border: rgba(255, 255, 255, 0.1);
    --text-main: #eaecef;
    --text-muted: #a2a9b1;
}

.config-section {
    margin: 24px 0;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--surface);
    overflow: hidden;
    color: var(--text-main);
}

.config-header {
    background: var(--accent);
    color: #ffffff !important;
    padding: 12px 16px;
    font-weight: bold;
    font-size: 1.1em;
}

.config-intro {
    padding: 16px;
    font-size: 0.9em;
    line-height: 1.5;
    border-bottom: 1px solid var(--border);
    color: var(--text-muted);
}

.config-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    background: var(--border);
    gap: 1px;
}

.config-card {
    background: var(--surface);
    padding: 20px;
    display: flex;
    flex-direction: column;
    transition: background 0.2s ease;
}

.config-card:hover {
    background: var(--surface-alt);
}

.card-icon {
    height: 90px;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 16px;
}

.card-title {
    font-weight: bold;
    margin-bottom: 8px;
    color: var(--accent);
}

.card-desc {
    font-size: 0.85em;
    line-height: 1.4;
    color: var(--text-muted);
}