/* 犬の食事記事用スタイル */
:root {
    /* 犬らしい可愛らしい色パレット - 淡い色中心 */
    --primary-color: #8B5A3C; /* 温かみのあるブラウン */
    --secondary-color: #D4B896; /* ベージュ */
    --accent-color: #F4A460; /* サンディブラウン */
    --light-brown: #F5DEB3; /* ウィート色 */
    --soft-orange: #FFE4B5; /* モカシン */
    --cream: #FFF8DC; /* コーンシルク */
    
    /* 機能的な色 */
    --success-color: #90C695; /* 淡い緑 */
    --warning-color: #F4A460; /* 同じアクセント色 */
    --danger-color: #E8A87C; /* 淡いサーモン */
    --info-color: #B8C5D1; /* 淡いブルーグレー */
    
    /* テキスト色 */
    --text-dark: #4A4A4A;
    --text-medium: #6B6B6B;
    --text-light: #8B8B8B;
    
    /* 背景 */
    --bg-main: #FEFEFE;
    --bg-secondary: #FAF7F2;
    --bg-card: #FFFFFF;
    
    /* シャドウ */
    --shadow-light: 0 2px 10px rgba(139, 90, 60, 0.1);
    --shadow-medium: 0 4px 20px rgba(139, 90, 60, 0.15);
    --shadow-heavy: 0 8px 30px rgba(139, 90, 60, 0.2);
}

/* 基本スタイル */
.dog-food-article {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.7;
    color: var(--text-dark);
    max-width: 100%;
    margin: 0;
    background: linear-gradient(135deg, var(--bg-main) 0%, var(--bg-secondary) 100%);
    min-height: 100vh;
}

/* レスポンシブコンテナ */
.dog-food-article > section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* ヘッダー */
.article-header {
    background: linear-gradient(135deg, var(--cream) 0%, var(--light-brown) 100%);
    padding: 60px 20px;
    text-align: center;
    border-radius: 0 0 30px 30px;
    box-shadow: var(--shadow-medium);
    margin-bottom: 40px;
}

.header-content {
    max-width: 800px;
    margin: 0 auto;
}

.header-icon {
    font-size: 4rem;
    margin-bottom: 20px;
    animation: bounce 2s infinite;
}

.article-header h1 {
    color: var(--primary-color);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    text-shadow: 2px 2px 4px rgba(139, 90, 60, 0.1);
}

.subtitle {
    color: var(--text-medium);
    font-size: 1.2rem;
    font-weight: 300;
    margin: 0;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-10px); }
    60% { transform: translateY(-5px); }
}

/* セクションヘッダー */
.section-header {
    text-align: center;
    margin-bottom: 40px;
}

.section-header h2 {
    color: var(--primary-color);
    font-size: 2.2rem;
    font-weight: 600;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.section-header h2 i {
    color: var(--accent-color);
}

.section-header p {
    color: var(--text-medium);
    font-size: 1.1rem;
    margin: 0;
}

/* イントロセクション */
.intro-card {
    background: var(--bg-card);
    border-radius: 20px;
    padding: 40px;
    box-shadow: var(--shadow-light);
    border: 2px solid var(--light-brown);
}

.card-header h2 {
    color: var(--primary-color);
    font-size: 1.8rem;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.lead-text {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-dark);
    margin-bottom: 30px;
}

.key-points {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.point-card {
    background: linear-gradient(135deg, var(--cream) 0%, var(--soft-orange) 100%);
    padding: 25px;
    border-radius: 15px;
    text-align: center;
    border: 1px solid var(--light-brown);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.point-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.point-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.point-card h3 {
    color: var(--primary-color);
    font-size: 1.3rem;
    margin-bottom: 10px;
}

.point-card p {
    color: var(--text-medium);
    margin: 0;
}

/* 栄養素グリッド */
.nutrients-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    margin-top: 30px;
}

.nutrient-card {
    background: var(--bg-card);
    border-radius: 20px;
    padding: 30px;
    box-shadow: var(--shadow-light);
    border-left: 5px solid var(--accent-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.nutrient-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-medium);
}

.nutrient-icon {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 15px;
}

.nutrient-card h3 {
    color: var(--primary-color);
    font-size: 1.4rem;
    text-align: center;
    margin-bottom: 20px;
}

.requirements {
    display: flex;
    gap: 15px;
    margin: 15px 0;
    justify-content: center;
}

.req-item {
    background: var(--light-brown);
    padding: 8px 15px;
    border-radius: 25px;
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 80px;
}

.age {
    font-size: 0.9rem;
    color: var(--text-medium);
    font-weight: 500;
}

.value {
    font-size: 1rem;
    color: var(--primary-color);
    font-weight: 600;
}

.source {
    font-size: 0.95rem;
    color: var(--text-medium);
    font-style: italic;
}

.important-minerals {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.mineral {
    background: var(--soft-orange);
    padding: 10px 15px;
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.mineral strong {
    color: var(--primary-color);
    font-size: 0.9rem;
    margin-bottom: 5px;
}

.mineral span {
    color: var(--text-medium);
    font-size: 0.85rem;
}

/* ライフステージタイムライン */
.stages-timeline {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.stage-card {
    background: var(--bg-card);
    border-radius: 20px;
    padding: 30px;
    box-shadow: var(--shadow-light);
    border: 2px solid var(--light-brown);
    position: relative;
    overflow: hidden;
}

.stage-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, var(--accent-color), var(--secondary-color));
}

.stage-icon {
    font-size: 3rem;
    text-align: center;
    margin-bottom: 15px;
}

.stage-card h3 {
    color: var(--primary-color);
    font-size: 1.4rem;
    text-align: center;
    margin-bottom: 20px;
}

.key-needs h4,
.feeding-tips h4 {
    color: var(--primary-color);
    font-size: 1.1rem;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.key-needs ul {
    list-style: none;
    padding: 0;
    margin-bottom: 20px;
}

.key-needs li {
    padding: 8px 0;
    font-size: 0.95rem;
    color: var(--text-dark);
}

.feeding-tips p {
    background: var(--soft-orange);
    padding: 15px;
    border-radius: 10px;
    margin: 0;
    font-size: 0.95rem;
    color: var(--text-dark);
}

/* フード選択ガイド */
.selection-guide {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.guide-card {
    background: var(--bg-card);
    border-radius: 20px;
    padding: 30px;
    box-shadow: var(--shadow-light);
    border: 1px solid var(--light-brown);
}

.guide-card h3 {
    color: var(--primary-color);
    font-size: 1.4rem;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.label-points .point {
    margin-bottom: 20px;
    padding: 15px;
    background: var(--cream);
    border-radius: 10px;
    border-left: 4px solid var(--accent-color);
}

.point h4 {
    color: var(--primary-color);
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.point p {
    margin: 0;
    color: var(--text-dark);
    font-size: 0.95rem;
}

.food-comparison {
    display: grid;
    gap: 20px;
}

.food-type {
    background: var(--cream);
    padding: 20px;
    border-radius: 15px;
    border: 1px solid var(--light-brown);
}

.food-type h4 {
    color: var(--primary-color);
    font-size: 1.2rem;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.pros-cons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.pros, .cons {
    padding: 1rem;
    border-radius: 8px;
}

.pros {
    background: linear-gradient(135deg, #e8f5e8, #81c784);
    color: #2e7d32;
    border: 1px solid #a5d6a7;
}

.cons {
    background: linear-gradient(135deg, #fef7f0, #ffab91);
    color: #d84315;
    border: 1px solid #ffcc02;
}

.pros h5, .cons h5 {
    margin-bottom: 10px;
    font-size: 1rem;
}

.pros ul, .cons ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.pros li, .cons li {
    padding: 3px 0;
    font-size: 0.9rem;
}

/* 警告ボックス */
.warning-box {
    background: linear-gradient(135deg, rgba(244, 164, 96, 0.1) 0%, rgba(255, 228, 181, 0.2) 100%);
    border: 2px solid var(--warning-color);
    border-radius: 15px;
    padding: 25px;
    margin-top: 30px;
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.warning-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.warning-content h3 {
    color: var(--primary-color);
    margin-bottom: 10px;
    font-size: 1.3rem;
}

.warning-content p {
    margin: 0;
    color: var(--text-dark);
    line-height: 1.6;
}

/* 特別栄養成分 */
.nutrients-showcase {
    display: grid;
    gap: 30px;
    margin-top: 30px;
}

.nutrient-spotlight {
    background: var(--bg-card);
    border-radius: 20px;
    padding: 30px;
    box-shadow: var(--shadow-light);
    border: 1px solid var(--light-brown);
}

.spotlight-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.nutrient-emoji {
    font-size: 2.5rem;
}

.spotlight-header h3 {
    color: var(--primary-color);
    font-size: 1.4rem;
    margin: 0;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    margin: 20px 0;
}

.benefit {
    background: var(--soft-orange);
    padding: 15px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.95rem;
    color: var(--text-dark);
}

.benefit i {
    color: var(--primary-color);
    font-size: 1.1rem;
}

.source-info {
    background: var(--cream);
    padding: 15px;
    border-radius: 10px;
    margin-top: 15px;
    font-size: 0.95rem;
    color: var(--text-dark);
}

.antioxidant-types {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 15px;
}

.type {
    background: var(--accent-color);
    color: white;
    padding: 8px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
}

.pro-pre-comparison {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 15px;
}

.probiotic, .prebiotic {
    background: var(--cream);
    padding: 20px;
    border-radius: 15px;
    border: 1px solid var(--light-brown);
}

.probiotic h4, .prebiotic h4 {
    color: var(--primary-color);
    font-size: 1.1rem;
    margin-bottom: 10px;
}

.probiotic p, .prebiotic p {
    margin: 0;
    font-size: 0.95rem;
    color: var(--text-dark);
}

/* 手作り食・生食警告 */
.diet-warnings {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.warning-card, .danger-card {
    border-radius: 20px;
    padding: 30px;
    box-shadow: var(--shadow-medium);
}

.warning-card {
    background: linear-gradient(135deg, rgba(244, 164, 96, 0.1) 0%, rgba(255, 248, 220, 0.3) 100%);
    border: 2px solid var(--warning-color);
}

.danger-card {
    background: linear-gradient(135deg, rgba(232, 168, 124, 0.15) 0%, rgba(255, 228, 181, 0.25) 100%);
    border: 2px solid var(--danger-color);
}

.warning-header, .danger-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
    position: relative;
}

.diet-icon {
    font-size: 2.5rem;
}

.warning-header h3, .danger-header h3 {
    color: var(--primary-color);
    font-size: 1.4rem;
    margin: 0;
}

.danger-badge {
    background: var(--danger-color);
    color: white;
    padding: 4px 12px;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
    position: absolute;
    top: -5px;
    right: 0;
}

.risks h4, .safety-guidelines h4, .major-risks h4, .veterinary-stance h4 {
    color: var(--primary-color);
    font-size: 1.1rem;
    margin-bottom: 10px;
}

.risks ul, .safety-guidelines ul {
    list-style: none;
    padding: 0;
}

.risks li, .safety-guidelines li {
    padding: 5px 0;
    font-size: 0.95rem;
    color: var(--text-dark);
}

.risk-grid {
    display: grid;
    gap: 15px;
    margin: 15px 0;
}

.risk-item {
    background: rgba(255, 255, 255, 0.6);
    padding: 20px;
    border-radius: 15px;
    border: 1px solid rgba(232, 168, 124, 0.3);
}

.risk-item i {
    color: var(--danger-color);
    font-size: 1.5rem;
    margin-bottom: 10px;
    display: block;
}

.risk-item h5 {
    color: var(--primary-color);
    font-size: 1rem;
    margin-bottom: 8px;
}

.risk-item p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--text-dark);
    line-height: 1.5;
}

/* 有毒食品表 */
.toxic-foods {
    margin-top: 40px;
    background: var(--bg-card);
    padding: 30px;
    border-radius: 20px;
    box-shadow: var(--shadow-light);
    border: 2px solid var(--danger-color);
}

.toxic-foods h3 {
    color: var(--primary-color);
    font-size: 1.4rem;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.toxic-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
}

.toxic-item {
    padding: 20px;
    border-radius: 15px;
    text-align: center;
    border: 2px solid;
    transition: transform 0.3s ease;
}

.toxic-item:hover {
    transform: scale(1.02);
}

.high-danger {
    background: rgba(232, 168, 124, 0.1);
    border-color: var(--danger-color);
}

.extreme-danger {
    background: rgba(232, 168, 124, 0.2);
    border-color: #D2691E;
}

.medium-danger {
    background: rgba(244, 164, 96, 0.1);
    border-color: var(--warning-color);
}

.food-name {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.toxin {
    font-size: 0.9rem;
    color: var(--text-medium);
    margin-bottom: 8px;
}

.danger-level {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--danger-color);
}

/* 給餌管理 */
.feeding-calculator {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.calculator-card, .bcs-guide {
    background: var(--bg-card);
    border-radius: 20px;
    padding: 30px;
    box-shadow: var(--shadow-light);
    border: 1px solid var(--light-brown);
}

.calculator-card h3, .bcs-guide h3 {
    color: var(--primary-color);
    font-size: 1.4rem;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.formula {
    background: var(--cream);
    padding: 20px;
    border-radius: 15px;
    margin: 15px 0;
    border-left: 4px solid var(--accent-color);
}

.step {
    display: block;
    font-size: 1.1rem;
    color: var(--primary-color);
    font-weight: 500;
    margin-bottom: 8px;
    font-family: 'Courier New', monospace;
}

.factors-grid {
    display: grid;
    gap: 10px;
}

.factor-item {
    background: var(--soft-orange);
    padding: 15px;
    border-radius: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.activity {
    color: var(--text-dark);
    font-weight: 500;
}

.multiplier {
    color: var(--primary-color);
    font-weight: 600;
    background: white;
    padding: 5px 10px;
    border-radius: 15px;
}

.bcs-scale {
    display: grid;
    gap: 15px;
}

.bcs-item {
    background: var(--cream);
    padding: 20px;
    border-radius: 15px;
    display: flex;
    gap: 20px;
    align-items: center;
    border: 1px solid var(--light-brown);
}

.bcs-number {
    background: var(--accent-color);
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: 600;
    flex-shrink: 0;
}

.bcs-description h4 {
    color: var(--primary-color);
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.bcs-description p {
    margin: 0;
    color: var(--text-dark);
    font-size: 0.95rem;
}

.ideal .bcs-number {
    background: var(--success-color);
}

.underweight .bcs-number {
    background: var(--info-color);
}

.overweight .bcs-number {
    background: var(--warning-color);
}

/* 療法食 */
.therapeutic-info {
    margin-top: 30px;
}

.therapy-overview {
    background: var(--bg-card);
    padding: 30px;
    border-radius: 20px;
    margin-bottom: 30px;
    box-shadow: var(--shadow-light);
    border: 1px solid var(--light-brown);
}

.therapy-overview .lead {
    font-size: 1.1rem;
    color: var(--text-dark);
    margin: 0;
    line-height: 1.7;
}

.conditions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.condition-card {
    background: var(--bg-card);
    padding: 25px;
    border-radius: 15px;
    box-shadow: var(--shadow-light);
    border: 1px solid var(--light-brown);
    text-align: center;
    transition: transform 0.3s ease;
}

.condition-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-medium);
}

.condition-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.condition-card h3 {
    color: var(--primary-color);
    font-size: 1.2rem;
    margin-bottom: 15px;
}

.condition-card ul {
    list-style: none;
    padding: 0;
    text-align: left;
}

.condition-card li {
    padding: 5px 0;
    font-size: 0.95rem;
    color: var(--text-dark);
    position: relative;
    padding-left: 20px;
}

.condition-card li::before {
    content: '•';
    color: var(--accent-color);
    position: absolute;
    left: 0;
    font-weight: bold;
}

.veterinary-supervision {
    margin-top: 30px;
}

.supervision-box {
    background: linear-gradient(135deg, var(--cream) 0%, var(--soft-orange) 100%);
    padding: 30px;
    border-radius: 20px;
    box-shadow: var(--shadow-light);
    border: 2px solid var(--accent-color);
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.supervision-box i {
    font-size: 2.5rem;
    color: var(--primary-color);
    flex-shrink: 0;
}

.supervision-content h3 {
    color: var(--primary-color);
    font-size: 1.3rem;
    margin-bottom: 10px;
}

.supervision-content p {
    margin: 0;
    color: var(--text-dark);
    line-height: 1.6;
}

/* 結論セクション */
.conclusion-card {
    background: linear-gradient(135deg, var(--cream) 0%, var(--light-brown) 100%);
    border-radius: 25px;
    padding: 40px;
    box-shadow: var(--shadow-medium);
    border: 2px solid var(--accent-color);
    margin-top: 30px;
}

.conclusion-header {
    text-align: center;
    margin-bottom: 30px;
}

.conclusion-icon {
    font-size: 3rem;
    margin-bottom: 15px;
}

.conclusion-header h2 {
    color: var(--primary-color);
    font-size: 1.8rem;
    margin: 0;
}

.lead-conclusion {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-dark);
    margin-bottom: 30px;
    text-align: center;
}

.key-takeaways {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-bottom: 30px;
}

.takeaway {
    background: var(--bg-card);
    padding: 25px;
    border-radius: 15px;
    text-align: center;
    box-shadow: var(--shadow-light);
    border: 1px solid var(--light-brown);
}

.takeaway i {
    font-size: 2rem;
    color: var(--accent-color);
    margin-bottom: 15px;
}

.takeaway h3 {
    color: var(--primary-color);
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.takeaway p {
    margin: 0;
    color: var(--text-dark);
    font-size: 0.95rem;
}

.final-message {
    background: rgba(255, 255, 255, 0.7);
    padding: 25px;
    border-radius: 15px;
    border-left: 5px solid var(--accent-color);
}

.final-message p {
    margin: 0;
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--text-dark);
}

/* 参考文献 */
.references {
    background: var(--bg-card);
    padding: 40px;
    border-radius: 20px;
    box-shadow: var(--shadow-light);
    border: 1px solid var(--light-brown);
    margin-top: 40px;
}

.references-header h2 {
    color: var(--primary-color);
    font-size: 1.6rem;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.references-list ol {
    columns: 2;
    column-gap: 30px;
    margin: 0;
    padding-left: 20px;
}

.references-list li {
    break-inside: avoid;
    margin-bottom: 10px;
    font-size: 0.9rem;
    color: var(--text-dark);
    line-height: 1.5;
}

/* レスポンシブデザイン */
@media (max-width: 768px) {
    .dog-food-article > section {
        padding: 15px;
    }
    
    .article-header {
        padding: 40px 15px;
    }
    
    .article-header h1 {
        font-size: 2rem;
    }
    
    .section-header h2 {
        font-size: 1.8rem;
        flex-direction: column;
        gap: 10px;
    }
    
    .key-points {
        grid-template-columns: 1fr;
    }
    
    .nutrients-grid {
        grid-template-columns: 1fr;
    }
    
    .stages-timeline {
        grid-template-columns: 1fr;
    }
    
    .selection-guide {
        grid-template-columns: 1fr;
    }
    
    .pros-cons {
        grid-template-columns: 1fr;
    }
    
    .warning-box {
        flex-direction: column;
        text-align: center;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .pro-pre-comparison {
        grid-template-columns: 1fr;
    }
    
    .diet-warnings {
        grid-template-columns: 1fr;
    }
    
    .toxic-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
    
    .feeding-calculator {
        grid-template-columns: 1fr;
    }
    
    .conditions-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
    
    .key-takeaways {
        grid-template-columns: 1fr;
    }
    
    .references-list ol {
        columns: 1;
    }
    
    .supervision-box {
        flex-direction: column;
        text-align: center;
    }
    
    .bcs-item {
        flex-direction: column;
        text-align: center;
    }
    
    .req-item {
        min-width: 70px;
    }
    
    .factor-item {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .article-header h1 {
        font-size: 1.7rem;
    }
    
    .subtitle {
        font-size: 1rem;
    }
    
    .header-icon {
        font-size: 3rem;
    }
    
    .intro-card {
        padding: 25px;
    }
    
    .nutrient-card, .stage-card, .guide-card {
        padding: 20px;
    }
    
    .toxic-grid {
        grid-template-columns: 1fr;
    }
    
    .requirements {
        flex-direction: column;
        align-items: center;
    }
    
    .important-minerals {
        flex-direction: column;
        align-items: center;
    }
}

/* 詳細な栄養素機能表 */
.nutrition-table-section {
    margin: 2rem 0;
    background: var(--bg-primary);
    border-radius: 15px;
    padding: 2rem;
    box-shadow: var(--shadow-medium);
}

.table-responsive {
    overflow-x: auto;
    margin: 1rem 0;
    border-radius: 10px;
    box-shadow: var(--shadow-light);
}

.nutrition-table, .toxic-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    font-size: 0.9rem;
    border-radius: 10px;
    overflow: hidden;
}

.nutrition-table thead, .toxic-table thead {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
}

.nutrition-table th, .toxic-table th,
.nutrition-table td, .toxic-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.nutrition-table th, .toxic-table th {
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.8rem;
}

.nutrition-table tbody tr:hover, .toxic-table tbody tr:hover {
    background-color: var(--bg-secondary);
    transform: scale(1.01);
    transition: all 0.3s ease;
}

/* 有毒食品表の危険度別スタイリング */
.toxic-table .extreme-danger {
    border-left: 5px solid #dc3545;
}

.toxic-table .high-danger {
    border-left: 5px solid #fd7e14;
}

.toxic-table .medium-danger {
    border-left: 5px solid #ffc107;
}

/* 基準グリッド（AAFCO/FEDIAF等） */
.standards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.standard-card {
    background: #ffffff;
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: var(--shadow-light);
    border: 2px solid transparent;
    transition: all 0.3s ease;
}

.standard-card:hover {
    border-color: var(--accent-color);
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.standard-card h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* ラベル成分グリッド */
.component-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin: 1.5rem 0;
}

.component-item {
    background: var(--bg-secondary);
    border-radius: 8px;
    padding: 1rem;
    text-align: center;
    border: 2px solid var(--border-color);
}

.component-item strong {
    display: block;
    color: var(--primary-color);
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.component-item span {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* DMB計算機 */
.dmb-calculator {
    background: linear-gradient(135deg, var(--accent-color), #FFE4B5);
    border-radius: 12px;
    padding: 1.5rem;
    margin: 1.5rem 0;
}

.dmb-calculator h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.formula {
    background: white;
    border-radius: 8px;
    padding: 1rem;
    margin: 1rem 0;
    text-align: center;
    font-family: 'Courier New', monospace;
    font-weight: bold;
    color: var(--primary-color);
}

.example {
    background: rgba(255, 255, 255, 0.8);
    border-radius: 8px;
    padding: 1rem;
    font-style: italic;
}

/* 原材料解釈 */
.ingredient-interpretation {
    background: var(--bg-primary);
    border-radius: 12px;
    padding: 1.5rem;
    margin: 1.5rem 0;
}

.ingredient-type ul {
    list-style: none;
    padding: 0;
}

.ingredient-type li {
    background: var(--bg-secondary);
    margin: 0.5rem 0;
    padding: 0.8rem;
    border-radius: 6px;
    border-left: 4px solid var(--accent-color);
}

/* フードタイプ比較グリッド */
.food-comparison-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.food-type {
    background: var(--bg-primary);
    border-radius: 15px;
    padding: 1.5rem;
    box-shadow: var(--shadow-medium);
    transition: all 0.3s ease;
}

.food-type:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-heavy);
}

.food-type h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.pros-cons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-top: 1rem;
}

.pros, .cons {
    padding: 1rem;
    border-radius: 8px;
}

.pros {
    background: linear-gradient(135deg, #e8f5e8, #81c784);
    color: #2e7d32;
    border: 1px solid #a5d6a7;
}

.cons {
    background: linear-gradient(135deg, #fef7f0, #ffab91);
    color: #d84315;
    border: 1px solid #ffcc02;
}

.pros h5, .cons h5 {
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.pros ul, .cons ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.pros li, .cons li {
    padding: 0.3rem 0;
    font-size: 0.9rem;
}

.dcm-warning {
    background: #fff3cd;
    border: 1px solid #ffeaa7;
    border-radius: 8px;
    padding: 1rem;
    margin-top: 1rem;
}

.dcm-warning h5 {
    color: #856404;
    margin-bottom: 0.5rem;
}

/* 栄養素スポットライト */
.nutrients-showcase {
    display: grid;
    gap: 2rem;
    margin: 2rem 0;
}

.nutrient-spotlight {
    background: var(--bg-primary);
    border-radius: 15px;
    padding: 2rem;
    box-shadow: var(--shadow-medium);
    border: 3px solid transparent;
    transition: all 0.3s ease;
}

.nutrient-spotlight:hover {
    border-color: var(--accent-color);
    transform: translateY(-3px);
}

.spotlight-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--border-color);
}

.nutrient-emoji {
    font-size: 3rem;
    background: linear-gradient(135deg, var(--accent-color), #FFE4B5);
    border-radius: 50%;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-light);
}

.spotlight-header h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin: 0;
}

.nutrient-details h4 {
    color: var(--primary-color);
    margin: 1.5rem 0 0.8rem 0;
    font-size: 1.1rem;
}

/* 効果グリッド */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin: 1rem 0;
}

.benefit {
    background: var(--bg-secondary);
    border-radius: 10px;
    padding: 1rem;
    text-align: center;
    transition: all 0.3s ease;
}

.benefit:hover {
    background: var(--accent-color);
    transform: scale(1.05);
}

.benefit i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    display: block;
}

.benefit h5 {
    color: var(--primary-color);
    margin: 0.5rem 0;
    font-size: 1rem;
}

.benefit p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin: 0;
}

/* 抗酸化物質タイプ */
.antioxidant-types, .type {
    background: var(--bg-secondary);
    border-radius: 8px;
    padding: 1rem;
    margin: 1rem 0;
}

.type h5 {
    color: var(--primary-color);
    margin-bottom: 0.8rem;
}

.type ul {
    list-style: none;
    padding: 0;
}

.type li {
    padding: 0.4rem 0;
    border-bottom: 1px solid var(--border-color);
}

.type li:last-child {
    border-bottom: none;
}

/* プロバイオティクス比較 */
.pro-pre-comparison {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin: 1.5rem 0;
}

.probiotic, .prebiotic {
    background: var(--bg-secondary);
    border-radius: 10px;
    padding: 1.5rem;
    border: 2px solid var(--border-color);
}

.probiotic h4, .prebiotic h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    text-align: center;
}

.probiotic {
    border-color: #4CAF50;
}

.prebiotic {
    border-color: #FF9800;
}

/* 情報源 */
.source-info {
    background: #f8f9fa;
    border-left: 4px solid var(--accent-color);
    padding: 1rem;
    margin: 1rem 0;
    border-radius: 0 8px 8px 0;
    font-style: italic;
}

/* レスポンシブ調整 */
@media (max-width: 768px) {
    .table-responsive {
        font-size: 0.8rem;
    }
    
    .nutrition-table th, .toxic-table th,
    .nutrition-table td, .toxic-table td {
        padding: 0.5rem;
    }
    
    .standards-grid {
        grid-template-columns: 1fr;
    }
    
    .component-grid {
        grid-template-columns: 1fr;
    }
    
    .food-comparison-grid {
        grid-template-columns: 1fr;
    }
    
    .pros-cons {
        grid-template-columns: 1fr;
    }
    
    .benefits-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    }
    
    .pro-pre-comparison {
        grid-template-columns: 1fr;
    }
    
    .spotlight-header {
        flex-direction: column;
        text-align: center;
    }
    
    .nutrient-emoji {
        width: 60px;
        height: 60px;
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .nutrition-table-section,
    .nutrient-spotlight {
        padding: 1rem;
    }
    
    .table-responsive {
        font-size: 0.7rem;
    }
    
    .nutrition-table th, .toxic-table th,
    .nutrition-table td, .toxic-table td {
        padding: 0.3rem;
    }
    
    .dmb-calculator {
        padding: 1rem;
    }
    
    .formula {
        font-size: 0.9rem;
    }
}