/* ===========================================
   メイリオフォント全体適用
   =========================================== */

/* リセットCSS - メイリオ適用 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Meiryo', 'メイリオ', 'Hiragino Sans', 'Yu Gothic', sans-serif;
}

/* 基本設定 - メイリオフォント */
body {
    font-family: 'Meiryo', 'メイリオ', 'Hiragino Sans', 'Yu Gothic', sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* 見出し系 */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Meiryo', 'メイリオ', 'Hiragino Sans', 'Yu Gothic', sans-serif;
    font-weight: bold;
}

/* ボタン系 */
button, .btn, .cta-button, input[type="button"], input[type="submit"] {
    font-family: 'Meiryo', 'メイリオ', 'Hiragino Sans', 'Yu Gothic', sans-serif;
}

/* 入力フィールド系 */
input, textarea, select {
    font-family: 'Meiryo', 'メイリオ', 'Hiragino Sans', 'Yu Gothic', sans-serif;
}

/* テキスト系 */
p, div, span, li, td, th {
    font-family: 'Meiryo', 'メイリオ', 'Hiragino Sans', 'Yu Gothic', sans-serif;
}

/* 特定クラス */
.main-title {
    font-family: 'Meiryo', 'メイリオ', 'Hiragino Sans', 'Yu Gothic', sans-serif;
    font-weight: bold;
}

.section-title {
    font-family: 'Meiryo', 'メイリオ', 'Hiragino Sans', 'Yu Gothic', sans-serif;
    font-weight: bold;
}

.instructor-name {
    font-family: 'Meiryo', 'メイリオ', 'Hiragino Sans', 'Yu Gothic', sans-serif;
    font-weight: bold;
}

.instructor-description {
    font-family: 'Meiryo', 'メイリオ', 'Hiragino Sans', 'Yu Gothic', sans-serif;
}

.policy-text {
    font-family: 'Meiryo', 'メイリオ', 'Hiragino Sans', 'Yu Gothic', sans-serif;
}

/* その他の要素 */
.highlight {
    font-family: 'Meiryo', 'メイリオ', 'Hiragino Sans', 'Yu Gothic', sans-serif;
    font-weight: bold;
}

.experience-number {
    font-family: 'Meiryo', 'メイリオ', 'Hiragino Sans', 'Yu Gothic', sans-serif;
    font-weight: bold;
}

.experience-text {
    font-family: 'Meiryo', 'メイリオ', 'Hiragino Sans', 'Yu Gothic', sans-serif;
}
/* コンテナ */
.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    margin-top: 20px;
    margin-bottom: 20px;
}

/* ヘッダー */
.header {
    text-align: center;
    margin-bottom: 40px;
    padding: 30px 20px;
    background: linear-gradient(135deg, #ff6b6b, #ee5a24);
    border-radius: 15px;
    color: white;
    box-shadow: 0 10px 30px rgba(238, 90, 36, 0.3);
}

.main-title {
    font-size: 1.8rem;
    font-weight: bold;
    margin-bottom: 15px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    line-height: 1.4;
}

.subtitle {
    font-size: 1.1rem;
    opacity: 0.9;
    font-weight: 300;
}

/* セクション */
.section {
    margin-bottom: 40px;
    padding: 30px;
    background: #f8f9fa;
    border-radius: 15px;
    border-left: 5px solid #667eea;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.section-title {
    font-size: 1.4rem;
    color: #2c3e50;
    margin-bottom: 20px;
    font-weight: bold;
    display: flex;
    align-items: center;
}

.section-title::before {
    content: "🔥";
    margin-right: 10px;
    font-size: 1.2em;
}

.section-content {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #34495e;
}

/* 特別なセクション */
.intro-section {
    background: linear-gradient(135deg, #ffeaa7, #fdcb6e);
    border-left-color: #e17055;
}

.danger-section {
    background: linear-gradient(135deg, #fab1a0, #e17055);
    border-left-color: #d63031;
    color: white;
}

.danger-section .section-content {
    color: white;
}

.seminar-section {
    background: linear-gradient(135deg, #a8e6cf, #7fcdcd);
    border-left-color: #00b894;
}

.closing-section {
    background: linear-gradient(135deg, #fd79a8, #e84393);
    border-left-color: #e84393;
    color: white;
    text-align: center;
}

.closing-section .section-content {
    color: white;
    font-size: 1.3rem;
    font-weight: bold;
}

/* リスト */
.content-list {
    list-style: none;
    padding-left: 0;
}

.content-list li {
    margin-bottom: 15px;
    padding: 15px;
    background: rgba(255, 255, 255, 0.7);
    border-radius: 10px;
    border-left: 4px solid #667eea;
    position: relative;
}

.content-list li::before {
    content: "✓";
    color: #00b894;
    font-weight: bold;
    margin-right: 10px;
}

/* CTA ボタン */
.cta-button {
    display: inline-block;
    background: linear-gradient(135deg, #00b894, #00a085);
    color: white;
    padding: 15px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1rem;
    box-shadow: 0 10px 30px rgba(0, 184, 148, 0.3);
    transition: all 0.3s ease;
    margin-top: 20px;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 184, 148, 0.4);
}

/* 強調テキスト */
.highlight {
    background: linear-gradient(135deg, #ffeaa7, #fdcb6e);
    padding: 2px 8px;
    border-radius: 5px;
    font-weight: bold;
    color: #2d3436;
}

.danger-highlight {
    background: linear-gradient(135deg, #ff7675, #d63031);
    color: white;
    padding: 2px 8px;
    border-radius: 5px;
    font-weight: bold;
}

/* レスポンシブデザイン */
@media (max-width: 768px) {
    .container {
        margin: 10px;
        padding: 15px;
        border-radius: 15px;
    }

    .main-title {
        font-size: 1.4rem;
    }

    .subtitle {
        font-size: 1rem;
    }

    .section {
        padding: 20px;
        margin-bottom: 25px;
    }

    .section-title {
        font-size: 1.2rem;
    }

    .section-content {
        font-size: 1rem;
    }

    .header {
        padding: 20px 15px;
    }
}

@media (max-width: 480px) {
    .main-title {
        font-size: 1.2rem;
        line-height: 1.3;
    }

    .subtitle {
        font-size: 0.9rem;
    }

    .section-title {
        font-size: 1.1rem;
    }

    .section-content {
        font-size: 0.95rem;
    }

    .cta-button {
        padding: 12px 25px;
        font-size: 1rem;
    }
}

/* アニメーション */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.section {
    animation: fadeInUp 0.6s ease-out;
}

/* スクロール効果 */
.container {
    animation: fadeInUp 0.8s ease-out;
}

/* 画像スタイル */
.section-image {
    max-width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    margin: 20px 0;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.section-image:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

/* ユーティリティクラス */
.mx-auto {
    margin-left: auto;
    margin-right: auto;
    display: block;
}

.mt-6 {
    margin-top: 1.5rem;
}

/* アニメーション */
.animate-fadeInUp {
    animation: fadeInUp 0.8s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 講師プロフィールセクション */
.instructor-section {
    background: linear-gradient(135deg, #e8f5e8, #d4edda);
    border-left-color: #28a745;
    text-align: center;
}

.instructor-profile {
    max-width: 600px;
    margin: 0 auto;
    margin-top: 30px;
}

.instructor-name {
    font-size: 2rem;
    color: #2c3e50;
    margin-bottom: 20px;
    font-weight: bold;
}

.instructor-content {
    text-align: left;
}

.experience-highlight {
    background: linear-gradient(135deg, #28a745, #20c997);
    color: white;
    padding: 15px 20px;
    border-radius: 10px;
    margin: 20px 0;
    text-align: center;
}

.experience-number {
    font-size: 2.5rem;
    font-weight: bold;
    display: block;
}

.experience-text {
    font-size: 1.2rem;
}

.instructor-description {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #34495e;
}

.instructor-description .highlight {
    background: linear-gradient(135deg, #ffeaa7, #fdcb6e);
    padding: 2px 8px;
    border-radius: 5px;
    font-weight: bold;
}

/* 情報セキュリティ基本方針セクション */
.security-policy-section {
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    border-left-color: #6c757d;
}

.policy-content {
    max-width: 700px;
    margin: 0 auto;
}

.policy-text {
    text-align: left;
    font-size: 1rem;
    line-height: 1.7;
    color: #495057;
}

.policy-details {
    margin: 30px 0;
}

.policy-item {
    margin-bottom: 25px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 10px;
    border-left: 4px solid #6c757d;
}

.policy-item h4 {
    color: #343a40;
    margin-bottom: 10px;
    font-size: 1.1rem;
}

.policy-item p {
    margin: 0;
    color: #6c757d;
}

.policy-note {
    background: rgba(108, 117, 125, 0.1);
    padding: 15px;
    border-radius: 8px;
    margin-top: 20px;
    text-align: center;
}

.policy-note small {
    color: #6c757d;
    font-style: italic;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .section-image {
        border-radius: 10px;
        margin: 15px 0;
    }
    
    .instructor-name {
        font-size: 1.5rem;
    }
    
    .experience-number {
        font-size: 2rem;
    }
    
    .instructor-description {
        font-size: 1rem;
    }
    
    .policy-item {
        padding: 15px;
    }
}

/* ===========================================
   特定テキストの色変更
   =========================================== */

/* AIの危険性リスト項目を黒文字に変更 */
.danger-section .content-list li,
.danger-section ul li,
.danger-section .section-content ul li {
    color: #000000 !important;
    font-weight: bold;
}

/* リスト項目のbefore疑似要素（✓マーク）も黒に */
.danger-section .content-list li::before {
    color: #000000 !important;
}

/* 危険性セクション内のすべてのテキストを読みやすく */
.danger-section .content-list li {
    background: rgba(255, 255, 255, 0.9) !important;
    color: #000000 !important;
    border-left: 4px solid #dc3545 !important;
    padding: 15px !important;
    margin-bottom: 15px !important;
    border-radius: 8px !important;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .danger-section .content-list li {
        color: #000000 !important;
        font-size: 0.95rem;
    }
}