/* PC環境ガイド - ベーススタイル */

* {
    box-sizing: border-box;
}

body {
    font-family: "Hiragino Kaku Gothic ProN", "Noto Sans JP", "Meiryo", sans-serif;
    line-height: 1.8;
    color: #333;
    background-color: #f8fafc;
    margin: 0;
    padding: 0;
}

/* ヘッダー */
header {
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid #cbd5e1;
}

header h1 {
    font-size: 1.6rem;
    color: #1e293b;
    margin: 0 0 0.5rem 0;
    line-height: 1.4;
}

header .small {
    font-size: 0.85rem;
    color: #64748b;
    margin: 0;
}

header .lead {
    font-size: 0.95rem;
    color: #475569;
    margin-top: 1rem;
    padding: 1rem;
    background: #f1f5f9;
    border-left: 3px solid #3b82f6;
    border-radius: 0 4px 4px 0;
}

/* 見出し */
h2 {
    font-size: 1.3rem;
    color: #1e293b;
    margin: 2.5rem 0 1rem 0;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #3b82f6;
}

h3 {
    font-size: 1.1rem;
    color: #334155;
    margin: 2rem 0 0.75rem 0;
}

h4 {
    font-size: 1rem;
    color: #475569;
    margin: 1.5rem 0 0.5rem 0;
}

/* 段落 */
p {
    margin: 0.75rem 0;
}

/* リンク */
a {
    color: #2563eb;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

/* パンくずリスト */
.breadcrumb {
    font-size: 0.8rem;
    color: #64748b;
    margin-bottom: 1.5rem;
}

.breadcrumb a {
    color: #2563eb;
}

/* コードブロック */
pre {
    background: #1e293b;
    color: #e2e8f0;
    padding: 1rem;
    border-radius: 6px;
    overflow-x: auto;
    font-family: "Consolas", "Monaco", "Courier New", monospace;
    font-size: 0.85rem;
    line-height: 1.5;
    margin: 1rem 0;
}

code {
    font-family: "Consolas", "Monaco", "Courier New", monospace;
    background: #e2e8f0;
    padding: 0.15rem 0.4rem;
    border-radius: 3px;
    font-size: 0.9em;
}

pre code {
    background: none;
    padding: 0;
}

/* テーブル */
table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
    font-size: 0.9rem;
}

th, td {
    padding: 0.75rem;
    text-align: left;
    border: 1px solid #cbd5e1;
}

th {
    background: #f1f5f9;
    font-weight: bold;
    color: #1e293b;
}

tr:nth-child(even) {
    background: #f8fafc;
}

/* ノート・注釈 */
.note {
    background: #eff6ff;
    border-left: 4px solid #3b82f6;
    padding: 1rem;
    margin: 1.5rem 0;
    border-radius: 0 6px 6px 0;
}

.note strong {
    color: #1d4ed8;
    display: block;
    margin-bottom: 0.5rem;
}

/* 警告 */
.warning {
    background: #fef3c7;
    border-left: 4px solid #f59e0b;
    padding: 1rem;
    margin: 1.5rem 0;
    border-radius: 0 6px 6px 0;
}

.warning strong {
    color: #b45309;
    display: block;
    margin-bottom: 0.5rem;
}

/* 成功・ポイント */
.success {
    background: #dcfce7;
    border-left: 4px solid #22c55e;
    padding: 1rem;
    margin: 1.5rem 0;
    border-radius: 0 6px 6px 0;
}

.success strong {
    color: #16a34a;
    display: block;
    margin-bottom: 0.5rem;
}

/* スペック解説ボックス */
.spec-box {
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-left: 4px solid #6366f1;
    padding: 1rem;
    margin: 1.5rem 0;
    border-radius: 0 6px 6px 0;
}

.spec-box strong {
    color: #4f46e5;
    display: block;
    margin-bottom: 0.5rem;
}

/* 比較ボックス */
.compare-box {
    background: #fefce8;
    border: 1px solid #fde047;
    padding: 1rem;
    margin: 1.5rem 0;
    border-radius: 6px;
}

.compare-box strong {
    color: #a16207;
    display: block;
    margin-bottom: 0.5rem;
}

/* ページナビゲーション */
.page-navigation {
    display: flex;
    justify-content: space-between;
    margin-top: 3rem;
    padding-top: 1.5rem;
    border-top: 1px solid #cbd5e1;
}

.page-navigation a {
    color: #2563eb;
    font-weight: bold;
}

/* 参考文献 */
.refs {
    margin-top: 3rem;
    padding: 1.5rem;
    background: #f1f5f9;
    border-radius: 6px;
    font-size: 0.85rem;
    color: #475569;
}

.refs strong {
    display: block;
    margin-bottom: 0.75rem;
    color: #1e293b;
}

/* リスト */
ul, ol {
    margin: 1rem 0;
    padding-left: 1.5rem;
}

li {
    margin: 0.5rem 0;
}

/* フッター */
footer {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid #cbd5e1;
    text-align: center;
    font-size: 0.85rem;
    color: #64748b;
}