/* 明治・昭和モダンテイスト スタイル */

/* ベース設定 */
:root {
    /* カラースキーム */
    --color-black: #2c2c2c;
    --color-cream: #f4f1ea;
    --color-red: #b3322b;
    --color-blue: #1a5b66;
    --color-purple: #653a5e;
    
    /* フォントサイズ */
    --font-size-xl: 2.5rem;
    --font-size-l: 2rem;
    --font-size-m: 1.5rem;
    --font-size-s: 1.125rem;
    --font-size-xs: 0.9375rem;
    
    /* スペーシング */
    --spacing-xl: 5rem;
    --spacing-l: 3rem;
    --spacing-m: 2rem;
    --spacing-s: 1rem;
    --spacing-xs: 0.5rem;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Noto Sans JP', sans-serif;
    background-color: var(--color-cream);
    color: var(--color-black);
    line-height: 1.7;
    letter-spacing: 0.03em;
    overflow-x: hidden;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-m) 0;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Noto Serif JP', serif;
    letter-spacing: 0.05em;
    line-height: 1.4;
}

h1 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-m);
}

h2 {
    font-size: var(--font-size-l);
    margin-bottom: var(--spacing-s);
}

h3 {
    font-size: var(--font-size-m);
    margin-bottom: var(--spacing-s);
}

h4 {
    font-size: var(--font-size-s);
    margin-bottom: var(--spacing-xs);
}

p {
    margin-bottom: var(--spacing-s);
}

/* 装飾要素 */
.dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: currentColor;
}

.line {
    display: inline-block;
    height: 2px;
    width: 100px;
    background-color: currentColor;
    margin: 0 var(--spacing-xs);
    vertical-align: middle;
}

.title-decoration {
    display: flex;
    align-items: center;
    justify-content: center;
    margin: var(--spacing-m) 0;
    color: var(--color-red);
}

.section-decoration {
    display: flex;
    align-items: center;
    margin: var(--spacing-xs) 0 var(--spacing-m);
}

/* ヒーローセクション */
.hero-section {
    background-color: var(--color-black);
    color: var(--color-cream);
    padding: var(--spacing-xl) 0;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(45deg, rgba(44, 44, 44, 0.7) 25%, transparent 25%),
        linear-gradient(-45deg, rgba(44, 44, 44, 0.7) 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, rgba(44, 44, 44, 0.7) 75%),
        linear-gradient(-45deg, transparent 75%, rgba(44, 44, 44, 0.7) 75%);
    background-size: 20px 20px;
    background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
}

.subtitle {
    font-size: var(--font-size-m);
    margin-bottom: var(--spacing-m);
    font-weight: 300;
}

/* コンテンツセクション */
.content-section {
    padding: var(--spacing-xl) 0;
    position: relative;
    border-bottom: 1px solid rgba(44, 44, 44, 0.1);
}

.content-section:nth-child(odd) {
    background-color: rgba(244, 241, 234, 0.5);
}

.content-section:nth-child(even) {
    background-color: var(--color-cream);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-l);
}

.section-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-l);
}

/* アクセントカラー */
.blue-accent .section-decoration,
.blue-accent .highlight,
.blue-accent .highlight-box {
    color: var(--color-blue);
}

.red-accent .section-decoration,
.red-accent .highlight,
.red-accent .highlight-box {
    color: var(--color-red);
}

.purple-accent .section-decoration,
.purple-accent .highlight,
.purple-accent .highlight-box {
    color: var(--color-purple);
}

/* テキストコンテンツ */
.text-content {
    flex: 1;
}

.highlight {
    font-size: var(--font-size-s);
    font-weight: 500;
    padding: var(--spacing-xs) 0;
    border-left: 4px solid currentColor;
    padding-left: var(--spacing-s);
    margin: var(--spacing-m) 0;
}

.highlight-box {
    font-size: var(--font-size-s);
    font-weight: 500;
    padding: var(--spacing-s);
    border: 2px solid currentColor;
    margin: var(--spacing-m) 0;
    background-color: rgba(255, 255, 255, 0.7);
}

.big-number {
    font-size: 1.3em;
    font-weight: 700;
}

/* ビジュアルコンテンツ */
.visual-content {
    flex: 1;
}

.infographic {
    background-color: white;
    border-radius: 4px;
    padding: var(--spacing-m);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    margin-bottom: var(--spacing-m);
}

.infographic h3 {
    text-align: center;
    margin-bottom: var(--spacing-m);
    padding-bottom: var(--spacing-xs);
    border-bottom: 1px solid rgba(44, 44, 44, 0.1);
}

/* フロー図 */
.flow-comparison {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-m);
}

.flow-item {
    flex: 1;
}

.flow-steps {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
}

.step {
    background-color: rgba(244, 241, 234, 0.7);
    padding: var(--spacing-xs) var(--spacing-s);
    border-radius: 4px;
    width: 100%;
    text-align: center;
    font-weight: 500;
}

.arrow {
    font-size: 1.5em;
    color: rgba(44, 44, 44, 0.5);
}

/* 棒グラフ */
.bar-chart {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-m);
}

.chart-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.chart-label {
    font-weight: 500;
}

.bars {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.bar-container {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.bar {
    height: 30px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding-right: var(--spacing-xs);
    color: white;
    font-weight: 500;
    position: relative;
}

.bar.manus {
    background-color: var(--color-blue);
}

.bar.competitor {
    background-color: var(--color-purple);
}

.bar-value {
    position: absolute;
    right: var(--spacing-xs);
}

.bar-label {
    font-size: var(--font-size-xs);
    color: rgba(44, 44, 44, 0.7);
}

/* コスト比較 */
.cost-comparison {
    display: flex;
    justify-content: space-around;
    margin: var(--spacing-m) 0;
}

.cost-item {
    text-align: center;
}

.cost-label {
    font-size: var(--font-size-xs);
    margin-bottom: var(--spacing-xs);
}

.cost-value {
    font-size: var(--font-size-l);
    font-weight: 700;
    color: var(--color-red);
}

/* 円グラフ */
.pie-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-m);
}

.pie {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background-color: rgba(101, 58, 94, 0.3);
    position: relative;
    overflow: hidden;
}

.pie-slice {
    position: absolute;
    width: 100%;
    height: 100%;
    clip-path: polygon(50% 50%, 50% 0%, 100% 0%, 100% 100%, 0% 100%, 0% 0%, 50% 0%);
    background-color: var(--color-purple);
    transform-origin: center;
    transform: rotate(calc(3.6deg * (100 - var(--percentage))));
}

.pie-legend {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.legend-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.legend-color {
    width: 16px;
    height: 16px;
    border-radius: 4px;
}

.legend-color.covered {
    background-color: var(--color-purple);
}

.legend-color.uncovered {
    background-color: rgba(101, 58, 94, 0.3);
}

/* 成長統計 */
.growth-stats {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: var(--spacing-m);
}

.stat-item {
    text-align: center;
    flex: 1;
    min-width: 150px;
}

.stat-value {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-red);
    position: relative;
}

.unit {
    font-size: 0.5em;
    position: relative;
    top: -0.5em;
}

.currency {
    font-size: 0.5em;
    position: relative;
    top: -0.5em;
    margin-left: 2px;
}

.stat-label {
    font-size: var(--font-size-xs);
    color: rgba(44, 44, 44, 0.7);
}

/* 機能と課題 */
.feature-challenge {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-m);
}

.feature-list, .challenge-list {
    list-style-type: none;
}

.feature-list li, .challenge-list li {
    padding: var(--spacing-xs) 0;
    border-bottom: 1px dashed rgba(44, 44, 44, 0.1);
    position: relative;
    padding-left: 24px;
}

.feature-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--color-blue);
}

.challenge-list li::before {
    content: "!";
    position: absolute;
    left: 0;
    color: var(--color-red);
    font-weight: bold;
}

/* KPI定義 */
.kpi-definition {
    margin-top: var(--spacing-m);
    padding: var(--spacing-s);
    background-color: rgba(26, 91, 102, 0.1);
    border-radius: 4px;
    text-align: center;
}

.kpi-definition h4 {
    color: var(--color-blue);
    margin-bottom: var(--spacing-xs);
}

/* 強み要約 */
.strength-items {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-m);
}

.strength-item {
    display: flex;
    gap: var(--spacing-s);
    align-items: flex-start;
}

.strength-icon {
    font-size: 2em;
    line-height: 1;
}

.strength-text h4 {
    margin-bottom: 4px;
}

.strength-text p {
    font-size: var(--font-size-xs);
    margin-bottom: 0;
}

/* フッター */
footer {
    background-color: var(--color-black);
    color: var(--color-cream);
    padding: var(--spacing-m) 0;
    text-align: center;
}

.footer-decoration {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: var(--spacing-s);
    color: var(--color-red);
}

/* チャート注釈 */
.chart-note {
    font-size: var(--font-size-xs);
    color: rgba(44, 44, 44, 0.7);
    text-align: center;
    margin-top: var(--spacing-xs);
}

/* レスポンシブデザイン */
@media (min-width: 768px) {
    .section-content {
        flex-direction: row;
    }
    
    .flow-comparison {
        flex-direction: row;
    }
    
    .feature-challenge {
        flex-direction: row;
    }
    
    .feature-section, .challenge-section {
        flex: 1;
    }
}

@media (max-width: 767px) {
    :root {
        --font-size-xl: 2rem;
        --font-size-l: 1.75rem;
        --font-size-m: 1.25rem;
        --font-size-s: 1rem;
        --font-size-xs: 0.875rem;
        
        --spacing-xl: 3rem;
        --spacing-l: 2rem;
        --spacing-m: 1.5rem;
        --spacing-s: 0.75rem;
        --spacing-xs: 0.375rem;
    }
    
    .container {
        width: 95%;
    }
    
    .line {
        width: 60px;
    }
    
    .strength-items {
        grid-template-columns: 1fr;
    }
}

/* 和紙テクスチャ効果 */
body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('data:image/png;base64,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');
    opacity: 0.02;
    z-index: -1;
    pointer-events: none;
}

/* KPIセクション特別スタイル */
.kpi-section {
    background-color: rgba(26, 91, 102, 0.05);
}

/* 結論セクション特別スタイル */
.conclusion-section {
    background-color: rgba(26, 91, 102, 0.05);
}