/* --- 基礎設定與麥塊暗色背景 --- */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Noto Sans TC', sans-serif;
    background-color: #1a1a1a;
    /* 使用自訂出生點村莊圖片 bg.png 並疊加暗色半透明遮罩 */
    background-image: 
        radial-gradient(circle, rgba(0,0,0,0.6) 0%, rgba(0,0,0,0.92) 100%),
        linear-gradient(rgba(20, 20, 20, 0.82), rgba(20, 20, 20, 0.82)),
        url('/bg.png'); 
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    color: #f0f0f0;
    line-height: 1.6;
    padding-top: 100px; /* 預留頂部空間給固定式導覽列 */
    padding-bottom: 40px;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 20px;
}

/* --- 頁面標頭區 --- */
.page-header {
    text-align: center;
    margin-bottom: 35px;
}

.page-title {
    font-family: 'Press Start 2P', cursive;
    font-size: 1.8rem;
    color: #ffff55;
    text-shadow: 3px 3px 0px #555500;
    margin-bottom: 12px;
    letter-spacing: 1px;
}

.page-subtitle {
    color: #aaaaaa;
    font-weight: bold;
    font-size: 1rem;
    margin-bottom: 10px;
}

.update-time {
    display: inline-block;
    background-color: #151515;
    color: #ffaa00;
    border: 2px solid #ffaa00;
    padding: 4px 12px;
    font-size: 0.85rem;
    font-weight: bold;
    box-shadow: 2px 2px 0px #000;
}

/* --- 規範卡片 Container --- */
.rules-container {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.rule-card {
    background-color: #2e2e2e;
    border: 4px solid #000;
    box-shadow: inset -4px -4px 0px #1a1a1a, inset 4px 4px 0px #5c5c5c, 0px 6px 12px rgba(0,0,0,0.5);
    padding: 25px;
    image-rendering: pixelated;
}

.rule-card-title {
    font-size: 1.35rem;
    color: #ffff55;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 10px;
    border-bottom: 2px dashed #5c5c5c;
    padding-bottom: 10px;
}

.rule-card-desc {
    color: #aaaaaa;
    font-size: 0.9rem;
    margin-bottom: 20px;
}

/* --- 條目清單樣式 --- */
.rule-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.rule-item {
    background-color: #151515;
    border: 2px solid #444;
    padding: 15px;
    display: flex;
    gap: 15px;
    align-items: flex-start;
    box-shadow: inset 2px 2px 0px rgba(0,0,0,0.5);
}

.rule-num {
    font-family: 'Press Start 2P', cursive;
    background-color: #ffaa00;
    color: #000;
    font-size: 0.8rem;
    padding: 6px 10px;
    border: 2px solid #000;
    box-shadow: 2px 2px 0px #3f2a00;
    flex-shrink: 0;
}

.rule-content {
    color: #dddddd;
    font-size: 0.95rem;
    line-height: 1.7;
}

.rule-content code {
    background-color: #2e2e2e;
    color: #55ffff;
    padding: 2px 6px;
    border: 1px solid #000;
    font-family: monospace;
    font-weight: bold;
}

.rule-warning {
    color: #ff5555;
    font-weight: bold;
    display: block;
    margin-top: 4px;
}

.rule-note {
    color: #aaaaaa;
    font-size: 0.85rem;
    display: block;
    margin-top: 4px;
}

/* --- 頁尾 --- */
.footer {
    text-align: center;
    font-size: 0.85rem;
    color: #666666;
    margin-top: 40px;
    border-top: 2px solid #2e2e2e;
    padding-top: 20px;
}

/* --- RWD 手機版優化 --- */
@media (max-width: 768px) {
    body {
        padding-top: 130px;
    }
    
    .page-title {
        font-size: 1.4rem;
    }

    .rule-item {
        flex-direction: column;
        gap: 10px;
    }

    .rule-num {
        align-self: flex-start;
    }
}

/* ==========================================
   Rules Table of Contents (TOC) Styles
   ========================================== */

/* 支援平滑滾動 */
html {
    scroll-behavior: smooth;
}

/* 目錄卡片區塊 */
.rules-toc {
    background-color: rgba(26, 26, 26, 0.9);
    border: 2px solid #ffaa00;
    box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.8), 0 4px 12px rgba(0, 0, 0, 0.5);
    padding: 20px;
    margin-bottom: 24px;
}

.toc-title {
    color: #ffff55;
    font-size: 1.1rem;
    margin-top: 0;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
    border-bottom: 1px dashed #444;
    padding-bottom: 8px;
}

.toc-list {
    list-style: none;
    padding-left: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 10px;
}

.toc-list a {
    color: #ffaa00;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 10px;
    background-color: #121212;
    border: 1px solid #333;
    transition: all 0.2s ease;
}

.toc-list a:hover {
    color: #ffffff;
    background-color: #2a2a2a;
    border-color: #ffaa00;
    transform: translateX(4px);
}