/* ========================================
   グローバルスタイル
   ======================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* カラーパレット */
    --primary-blue: #2E7D99;
    --primary-blue-light: #3A9BB8;
    --primary-blue-dark: #1F5570;
    --secondary-green: #4CAF50;
    --secondary-green-light: #66BB6A;
    --accent-orange: #FF9800;
    --accent-red: #F44336;
    --accent-purple: #9C27B0;
    --accent-teal: #00BCD4;
    
    /* ステータスカラー */
    --success: #4CAF50;
    --warning: #FF9800;
    --danger: #F44336;
    --info: #2196F3;
    
    /* グレースケール */
    --gray-50: #FAFAFA;
    --gray-100: #F5F5F5;
    --gray-200: #EEEEEE;
    --gray-300: #E0E0E0;
    --gray-400: #BDBDBD;
    --gray-500: #9E9E9E;
    --gray-600: #757575;
    --gray-700: #616161;
    --gray-800: #424242;
    --gray-900: #212121;
    
    /* 背景色 */
    --bg-primary: #FFFFFF;
    --bg-secondary: #F8F9FA;
    --bg-tertiary: #E8F4F8;
    
    /* テキストカラー */
    --text-primary: #212121;
    --text-secondary: #616161;
    --text-tertiary: #9E9E9E;
    
    /* シャドウ */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1), 0 2px 4px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.1), 0 4px 6px rgba(0,0,0,0.05);
    --shadow-xl: 0 20px 25px rgba(0,0,0,0.1), 0 10px 10px rgba(0,0,0,0.04);
    
    /* ボーダー半径 */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    
    /* スペーシング */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;
}

body {
    font-family: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

/* ========================================
   メインナビゲーション
   ======================================== */
.main-nav {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-md) var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: white;
    font-size: 1.5rem;
    font-weight: 700;
}

.logo i {
    font-size: 1.8rem;
}

.nav-tabs {
    display: flex;
    gap: var(--spacing-sm);
}

.nav-tab {
    background: rgba(255,255,255,0.1);
    color: white;
    border: 2px solid transparent;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 500;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.nav-tab:hover {
    background: rgba(255,255,255,0.2);
}

.nav-tab.active {
    background: white;
    color: var(--primary-blue);
    border-color: white;
    box-shadow: var(--shadow-md);
}

.nav-tab i {
    font-size: 1.1rem;
}

/* ========================================
   サブナビゲーション（患者向け）
   ======================================== */
.sub-nav {
    background: white;
    border-bottom: 2px solid var(--gray-200);
    padding: var(--spacing-sm) var(--spacing-lg);
    display: flex;
    gap: var(--spacing-sm);
    overflow-x: auto;
    max-width: 1400px;
    margin: 0 auto;
}

.sub-tab {
    background: transparent;
    color: var(--text-secondary);
    border: none;
    border-bottom: 3px solid transparent;
    padding: var(--spacing-sm) var(--spacing-md);
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 500;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    white-space: nowrap;
}

.sub-tab:hover {
    color: var(--primary-blue);
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
}

.sub-tab.active {
    color: var(--primary-blue);
    border-bottom-color: var(--primary-blue);
}

/* ========================================
   ビュー・セクションコンテナ
   ======================================== */
.view-container {
    display: none;
}

.view-container.active {
    display: block;
}

.section {
    display: none;
    animation: fadeIn 0.3s ease;
}

.section.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-lg);
}

/* ========================================
   カード共通スタイル
   ======================================== */
.welcome-card,
.environment-card,
.recommendations-card,
.record-card,
.calendar-card,
.badges-card,
.rewards-card,
.chat-card,
.faq-card,
.dashboard-card,
.stamp-summary,
.chart-card,
.kpi-grid,
.stats-grid {
    background: white;
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    transition: box-shadow 0.3s ease;
}

.welcome-card:hover,
.environment-card:hover,
.recommendations-card:hover,
.record-card:hover,
.dashboard-card:hover,
.chart-card:hover {
    box-shadow: var(--shadow-md);
}

.welcome-card h2 {
    font-size: 1.8rem;
    color: var(--primary-blue);
    margin-bottom: var(--spacing-sm);
}

.date-display {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

h2 {
    font-size: 1.5rem;
    color: var(--primary-blue);
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

h3 {
    font-size: 1.2rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

h4 {
    font-size: 1rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

/* ========================================
   環境データカード
   ======================================== */
.env-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.env-item {
    text-align: center;
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
}

.env-item i {
    font-size: 2rem;
    color: var(--primary-blue);
    margin-bottom: var(--spacing-sm);
}

.env-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
}

.env-value {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* 悪化リスク指標 */
.risk-indicator {
    background: var(--bg-tertiary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    text-align: center;
}

.risk-label {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.risk-score {
    font-size: 3rem;
    font-weight: 700;
    margin: var(--spacing-sm) 0;
}

.risk-score.low {
    color: var(--success);
}

.risk-score.medium {
    color: var(--warning);
}

.risk-score.high {
    color: var(--danger);
}

.risk-bar {
    width: 100%;
    height: 12px;
    background: var(--gray-200);
    border-radius: 6px;
    overflow: hidden;
    margin: var(--spacing-md) 0;
}

.risk-fill {
    height: 100%;
    transition: width 0.3s ease;
}

.risk-fill.low {
    background: linear-gradient(90deg, var(--success), var(--secondary-green-light));
}

.risk-fill.medium {
    background: linear-gradient(90deg, var(--warning), #FFB74D);
}

.risk-fill.high {
    background: linear-gradient(90deg, var(--danger), #E57373);
}

.risk-description {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* ========================================
   おすすめアクション
   ======================================== */
.action-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.action-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--primary-blue);
    transition: all 0.3s ease;
}

.action-item:hover {
    background: var(--bg-tertiary);
    transform: translateX(4px);
}

.action-icon {
    width: 50px;
    height: 50px;
    background: var(--primary-blue);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.action-content {
    flex: 1;
}

.action-content h4 {
    margin-bottom: var(--spacing-xs);
}

.action-content p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.action-done {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 2px solid var(--gray-300);
    background: white;
    color: var(--gray-400);
    font-size: 1.2rem;
    cursor: pointer;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.action-done:hover {
    border-color: var(--success);
    color: var(--success);
    background: var(--bg-secondary);
}

.action-done.completed {
    border-color: var(--success);
    background: var(--success);
    color: white;
}

/* ========================================
   クイックアクション
   ======================================== */
.quick-actions {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) 0;
}

.quick-btn {
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-md);
    border: none;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    transition: all 0.3s ease;
}

.quick-btn.primary {
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-blue-light));
    color: white;
    box-shadow: var(--shadow-md);
}

.quick-btn.primary:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

/* ========================================
   記録フォーム
   ======================================== */
.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.form-group input,
.form-group select {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-blue);
}

.slider-container {
    margin: var(--spacing-lg) 0;
}

.slider {
    width: 100%;
    height: 8px;
    border-radius: 4px;
    background: var(--gray-200);
    outline: none;
    -webkit-appearance: none;
}

.slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--primary-blue);
    cursor: pointer;
    box-shadow: var(--shadow-md);
}

.slider::-moz-range-thumb {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--primary-blue);
    cursor: pointer;
    box-shadow: var(--shadow-md);
}

.slider-labels {
    display: flex;
    justify-content: space-between;
    margin-top: var(--spacing-sm);
    font-size: 0.85rem;
    color: var(--text-secondary);
    text-align: center;
}

.slider-value {
    text-align: center;
    margin-top: var(--spacing-md);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--primary-blue);
}

.quality-buttons {
    display: flex;
    gap: var(--spacing-md);
}

.quality-btn {
    flex: 1;
    padding: var(--spacing-md);
    border: 2px solid var(--gray-300);
    background: white;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
}

.quality-btn i {
    font-size: 1.5rem;
}

.quality-btn:hover {
    border-color: var(--primary-blue);
    background: var(--bg-tertiary);
}

.quality-btn.active {
    border-color: var(--primary-blue);
    background: var(--primary-blue);
    color: white;
}

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

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: background 0.3s ease;
}

.checkbox-label:hover {
    background: var(--bg-tertiary);
}

.checkbox-label input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.checkbox-label span {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.95rem;
}

.photo-upload {
    text-align: center;
}

.upload-area {
    border: 3px dashed var(--gray-300);
    border-radius: var(--radius-md);
    padding: var(--spacing-2xl);
    cursor: pointer;
    transition: all 0.3s ease;
}

.upload-area:hover {
    border-color: var(--primary-blue);
    background: var(--bg-tertiary);
}

.upload-area i {
    font-size: 3rem;
    color: var(--gray-400);
    margin-bottom: var(--spacing-md);
}

.upload-area input[type="file"] {
    display: none;
}

.photo-tips {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.btn-save {
    width: 100%;
    padding: var(--spacing-md);
    background: var(--primary-blue);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    transition: all 0.3s ease;
    margin-top: var(--spacing-md);
}

.btn-save:hover {
    background: var(--primary-blue-dark);
    box-shadow: var(--shadow-md);
}

/* ========================================
   スタンプラリー
   ======================================== */
.stamp-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
}

.summary-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, var(--bg-tertiary), white);
    border-radius: var(--radius-lg);
}

.summary-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--primary-blue);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
}

.summary-value {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-blue);
}

.summary-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.calendar-month {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
}

.calendar-nav {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 2px solid var(--gray-300);
    background: white;
    cursor: pointer;
    transition: all 0.3s ease;
}

.calendar-nav:hover {
    border-color: var(--primary-blue);
    background: var(--bg-tertiary);
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: var(--spacing-sm);
}

.calendar-day {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    position: relative;
}

.calendar-day.header {
    font-weight: 600;
    color: var(--text-secondary);
}

.calendar-day:not(.header):not(.empty) {
    background: var(--bg-secondary);
    cursor: pointer;
    transition: all 0.3s ease;
}

.calendar-day:not(.header):not(.empty):hover {
    background: var(--bg-tertiary);
}

.calendar-day.stamped {
    background: var(--success);
    color: white;
    font-weight: 600;
}

.calendar-day.stamped i {
    position: absolute;
    top: 2px;
    right: 2px;
    font-size: 0.7rem;
}

/* バッジグリッド */
.badges-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: var(--spacing-md);
}

.badge-item {
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    text-align: center;
    transition: all 0.3s ease;
}

.badge-item.earned {
    background: linear-gradient(135deg, #FFD700, #FFA500);
    box-shadow: var(--shadow-md);
    cursor: pointer;
}

.badge-item.earned:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.badge-item.locked {
    background: var(--gray-200);
    opacity: 0.6;
}

.badge-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.badge-name {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.badge-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* リワード */
.rewards-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.reward-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
}

.reward-name {
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.reward-points {
    color: var(--primary-blue);
    font-weight: 600;
}

.btn-exchange {
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--primary-blue);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-exchange:hover {
    background: var(--primary-blue-dark);
}

.btn-exchange.disabled {
    background: var(--gray-400);
    cursor: not-allowed;
}

/* ========================================
   チャット
   ======================================== */
.chat-options {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.chat-option-btn {
    flex: 1;
    padding: var(--spacing-md);
    border: 2px solid var(--gray-300);
    background: white;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.chat-option-btn:hover {
    border-color: var(--primary-blue);
    background: var(--bg-tertiary);
}

.chat-option-btn.active {
    border-color: var(--primary-blue);
    background: var(--primary-blue);
    color: white;
}

.chat-info {
    background: var(--bg-tertiary);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.chat-messages {
    min-height: 400px;
    max-height: 600px;
    overflow-y: auto;
    padding: var(--spacing-lg);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
}

.chat-message {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.chat-message.sent {
    flex-direction: row-reverse;
}

.message-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--primary-blue);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.message-content {
    max-width: 70%;
}

.message-sender {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
}

.message-text {
    padding: var(--spacing-md);
    background: white;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.chat-message.sent .message-text {
    background: var(--primary-blue);
    color: white;
}

.message-time {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    margin-top: var(--spacing-xs);
}

.chat-input {
    display: flex;
    gap: var(--spacing-md);
}

.chat-input input {
    flex: 1;
    padding: var(--spacing-md);
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-md);
    font-size: 1rem;
}

.chat-send-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--primary-blue);
    color: white;
    border: none;
    cursor: pointer;
    font-size: 1.2rem;
    transition: all 0.3s ease;
}

.chat-send-btn:hover {
    background: var(--primary-blue-dark);
    transform: scale(1.05);
}

/* FAQ */
.faq-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.faq-item {
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.faq-question {
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    transition: background 0.3s ease;
}

.faq-question:hover {
    background: var(--bg-tertiary);
}

.faq-answer {
    padding: var(--spacing-md);
    background: white;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ========================================
   医療機関向けダッシュボード
   ======================================== */
.patient-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.patient-info h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.patient-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.patient-meta span {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.alert-badges {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.badge {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.badge-warning {
    background: #FFF3E0;
    color: #E65100;
    border: 1px solid #FFB74D;
}

.badge-success {
    background: #E8F5E9;
    color: #2E7D32;
    border: 1px solid #66BB6A;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    padding: 0;
}

.stat-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: white;
}

.stat-icon.blue {
    background: linear-gradient(135deg, #2196F3, #1976D2);
}

.stat-icon.orange {
    background: linear-gradient(135deg, #FF9800, #F57C00);
}

.stat-icon.green {
    background: linear-gradient(135deg, #4CAF50, #388E3C);
}

.stat-icon.purple {
    background: linear-gradient(135deg, #9C27B0, #7B1FA2);
}

.stat-value {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-primary);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
}

.stat-trend {
    font-size: 0.85rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.stat-trend.up {
    color: var(--success);
}

.stat-trend.down {
    color: var(--danger);
}

.stat-trend.neutral {
    color: var(--text-tertiary);
}

/* グラフ */
.charts-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.chart-card.full-width {
    grid-column: 1 / -1;
}

.chart-container {
    position: relative;
}

/* 服薬タイムライン */
.medication-timeline {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.timeline-row {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.timeline-label {
    min-width: 150px;
    font-weight: 600;
    color: var(--text-primary);
}

.timeline-bars {
    display: flex;
    gap: var(--spacing-xs);
    flex: 1;
}

.timeline-day {
    flex: 1;
    aspect-ratio: 1;
    max-width: 40px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    cursor: pointer;
}

.timeline-day.completed {
    background: var(--success);
    color: white;
}

.timeline-day.missed {
    background: var(--gray-300);
    color: var(--gray-600);
}

/* 写真比較 */
.photo-comparison {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

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

.photo-label {
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

.photo-placeholder {
    width: 250px;
    height: 250px;
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    box-shadow: var(--shadow-md);
}

.photo-placeholder.before {
    background: linear-gradient(135deg, #FFEBEE, #FFCDD2);
}

.photo-placeholder.after {
    background: linear-gradient(135deg, #E8F5E9, #C8E6C9);
}

.photo-placeholder i {
    font-size: 3rem;
    color: var(--gray-500);
}

.photo-placeholder p {
    font-weight: 600;
    color: var(--text-primary);
}

.photo-arrow {
    font-size: 2rem;
    color: var(--primary-blue);
}

.photo-timeline h4 {
    margin-bottom: var(--spacing-md);
}

.timeline-photos {
    display: flex;
    gap: var(--spacing-md);
    overflow-x: auto;
    padding: var(--spacing-md) 0;
}

.timeline-photo-item {
    text-align: center;
}

.timeline-photo-thumb {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-md);
    background: var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-xs);
    cursor: pointer;
    transition: all 0.3s ease;
}

.timeline-photo-item.active .timeline-photo-thumb {
    border: 3px solid var(--primary-blue);
    box-shadow: var(--shadow-md);
}

.timeline-photo-thumb:hover {
    transform: scale(1.05);
}

.timeline-photo-date {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* 相関分析 */
.correlation-grid {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.correlation-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.correlation-factor {
    font-weight: 600;
    color: var(--text-primary);
}

.correlation-bar {
    width: 100%;
    height: 24px;
    background: var(--gray-200);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.correlation-fill {
    height: 100%;
    transition: width 0.3s ease;
}

.correlation-fill.high {
    background: linear-gradient(90deg, #F44336, #E57373);
}

.correlation-fill.medium {
    background: linear-gradient(90deg, #FF9800, #FFB74D);
}

.correlation-value {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* ========================================
   製薬企業向けダッシュボード
   ======================================== */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    padding: 0;
    margin-bottom: var(--spacing-lg);
}

.kpi-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
}

.kpi-icon {
    width: 70px;
    height: 70px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    flex-shrink: 0;
}

.kpi-icon.blue {
    background: linear-gradient(135deg, #2196F3, #1976D2);
}

.kpi-icon.green {
    background: linear-gradient(135deg, #4CAF50, #388E3C);
}

.kpi-icon.orange {
    background: linear-gradient(135deg, #FF9800, #F57C00);
}

.kpi-icon.purple {
    background: linear-gradient(135deg, #9C27B0, #7B1FA2);
}

.kpi-icon.teal {
    background: linear-gradient(135deg, #00BCD4, #0097A7);
}

.kpi-icon.red {
    background: linear-gradient(135deg, #F44336, #D32F2F);
}

.kpi-content {
    flex: 1;
}

.kpi-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
}

.kpi-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.kpi-change {
    font-size: 0.85rem;
    font-weight: 600;
}

.kpi-change.positive {
    color: var(--success);
}

.kpi-change.negative {
    color: var(--danger);
}

/* シーズナル分析 */
.seasonal-insights {
    margin-top: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.insight-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--primary-blue);
}

.insight-item i {
    color: var(--primary-blue);
    font-size: 1.2rem;
    margin-top: 2px;
}

/* インサイトカード */
.insights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
}

.insight-card {
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    background: white;
}

.insight-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.insight-header i {
    font-size: 1.5rem;
    color: var(--primary-blue);
}

.insight-summary {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    line-height: 1.6;
}

.insight-summary strong {
    color: var(--primary-blue);
    font-weight: 700;
}

/* 比較テーブル */
.comparison-table {
    overflow-x: auto;
    margin: var(--spacing-lg) 0;
}

.comparison-table table {
    width: 100%;
    border-collapse: collapse;
}

.comparison-table th,
.comparison-table td {
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--gray-200);
}

.comparison-table th {
    background: var(--bg-secondary);
    font-weight: 600;
    color: var(--text-primary);
}

.comparison-table td {
    color: var(--text-secondary);
}

.value-cell {
    font-weight: 600;
    color: var(--text-primary);
}

.diff-cell {
    font-weight: 600;
}

.diff-cell.positive {
    color: var(--success);
}

.diff-cell.negative {
    color: var(--danger);
}

.sig-badge {
    display: inline-block;
    padding: 4px 8px;
    background: var(--success);
    color: white;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 600;
}

.comparison-summary {
    margin-top: var(--spacing-lg);
}

.summary-box {
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.summary-box.success {
    background: #E8F5E9;
    border: 2px solid #66BB6A;
}

.summary-box i {
    font-size: 1.5rem;
    color: var(--success);
    margin-top: 2px;
}

.summary-box strong {
    display: block;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.summary-box p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

/* ROI */
.roi-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.roi-item {
    text-align: center;
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
}

.roi-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
}

.roi-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-blue);
}

/* 満足度 */
.satisfaction-breakdown {
    margin-bottom: var(--spacing-lg);
}

.satisfaction-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
}

.satisfaction-label {
    font-weight: 500;
    color: var(--text-secondary);
}

.satisfaction-stars {
    display: flex;
    align-items: center;
    gap: 4px;
}

.satisfaction-stars i {
    color: #FFD700;
    font-size: 0.9rem;
}

.satisfaction-stars span {
    margin-left: var(--spacing-sm);
    font-weight: 600;
    color: var(--text-primary);
}

/* ========================================
   レスポンシブデザイン
   ======================================== */
@media (max-width: 1024px) {
    .charts-row {
        grid-template-columns: 1fr;
    }
    
    .insights-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .nav-tabs {
        width: 100%;
        justify-content: center;
    }
    
    .nav-tab {
        flex: 1;
        padding: var(--spacing-sm);
        font-size: 0.85rem;
    }
    
    .sub-nav {
        overflow-x: auto;
    }
    
    .container {
        padding: var(--spacing-md);
    }
    
    .photo-comparison {
        flex-direction: column;
    }
    
    .photo-arrow {
        transform: rotate(90deg);
    }
    
    .comparison-table {
        font-size: 0.85rem;
    }
    
    .stat-card,
    .kpi-card {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: 1.2rem;
    }
    
    .nav-tab {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 0.8rem;
    }
    
    h2 {
        font-size: 1.2rem;
    }
    
    h3 {
        font-size: 1rem;
    }
    
    .env-grid {
        grid-template-columns: 1fr;
    }
    
    .quality-buttons {
        flex-direction: column;
    }
    
    .badges-grid {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    }
    
    .kpi-value {
        font-size: 1.5rem;
    }
    
    .stat-value {
        font-size: 1.5rem;
    }
}