/* 簡単メモツール - CSS */

/* カスタムプロパティ */
:root {
    --primary-color: #3b82f6;
    --primary-dark: #2563eb;
    --secondary-color: #f1f5f9;
    --accent-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --border-color: #e5e7eb;
    --hover-bg: #f8fafc;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --border-radius: 0.5rem;
}

/* 基本スタイル */
.main-container {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.card {
    background: white;
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
}

.section-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 1.5rem 0;
}

/* メモセクション */
.memo-section {
    position: relative;
}

.memo-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.memo-actions {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.memo-actions button {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    background: white;
    color: var(--text-primary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.copy-btn:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.copy-btn.success {
    background: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
}

.clear-btn:hover {
    background: var(--danger-color);
    color: white;
    border-color: var(--danger-color);
}

.save-btn:hover {
    background: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
}

/* メモコンテナ */
.memo-container {
    margin-bottom: 1rem;
}

.memo-textarea {
    width: 100%;
    min-height: 400px;
    padding: 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
    font-size: 14px;
    line-height: 1.5;
    color: var(--text-primary);
    background: #fafafa;
    resize: vertical;
    transition: border-color 0.2s ease;
}

.memo-textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.memo-textarea::placeholder {
    color: var(--text-secondary);
    font-family: inherit;
}

/* メモ情報 */
.memo-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem;
    background: var(--secondary-color);
    border-radius: var(--border-radius);
    font-size: 0.875rem;
}

.info-item {
    display: flex;
    gap: 0.5rem;
}

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

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

.status-saved {
    color: var(--accent-color);
}

.status-unsaved {
    color: var(--warning-color);
}

.status-saving {
    color: var(--primary-color);
}

/* 保存メモセクション */
.saved-memos-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.memo-count {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--secondary-color);
    border-radius: var(--border-radius);
    font-size: 0.875rem;
}

.memo-count-value {
    font-weight: 600;
    color: var(--primary-color);
}

/* 保存メモリスト */
.saved-memos-container {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.no-memos {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-secondary);
}

.no-memos p {
    margin: 0.5rem 0;
}

.saved-memo-item {
    background: var(--secondary-color);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1rem;
    transition: all 0.2s ease;
}

.saved-memo-item:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

.memo-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.75rem;
}

.memo-title {
    font-weight: normal;
    color: var(--text-primary);
    font-size: 1rem;
    line-height: 1.4;
    flex: 1;
}

.memo-date {
    font-size: 0.75rem;
    color: var(--text-secondary);
    white-space: nowrap;
}

.memo-preview {
    color: var(--text-secondary);
    font-size: 0.875rem;
    line-height: 1.5;
    margin-bottom: 0.75rem;
    word-break: break-word;
}

.memo-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.memo-stats {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.memo-actions {
    display: flex;
    gap: 0.5rem;
}

.memo-action-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    padding: 0;
    border: 1px solid var(--border-color);
    background: white;
    border-radius: var(--border-radius);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 1rem;
}

.memo-action-btn:hover {
    transform: translateY(-1px);
}

.edit-btn:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.copy-btn:hover {
    background: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
}


.delete-btn:hover {
    background: var(--danger-color);
    color: white;
    border-color: var(--danger-color);
}

/* 機能紹介セクション */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.feature-item {
    display: flex;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--secondary-color);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    transition: all 0.2s ease;
}

.feature-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.feature-content {
    flex: 1;
}

.feature-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 0.5rem 0;
}

.feature-description {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin: 0;
}

/* 通知 */
.memo-notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 1rem 1.5rem;
    border-radius: var(--border-radius);
    color: white;
    font-weight: 500;
    font-size: 0.875rem;
    z-index: 1000;
    opacity: 0;
    transform: translateX(100%);
    transition: all 0.3s ease;
    max-width: 300px;
    word-wrap: break-word;
}

.memo-notification.show {
    opacity: 1;
    transform: translateX(0);
}

.memo-notification-success {
    background: var(--accent-color);
}

.memo-notification-warning {
    background: var(--warning-color);
}

.memo-notification-error {
    background: var(--danger-color);
}

.memo-notification-info {
    background: var(--primary-color);
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .card {
        padding: 1.5rem;
    }
    
    .memo-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .memo-actions {
        width: 100%;
        justify-content: space-between;
    }
    
    .memo-actions button {
        flex: 1;
        justify-content: center;
        min-width: 0;
    }
    
    .memo-textarea {
        min-height: 300px;
        font-size: 16px; /* iOS Safari ズーム防止 */
    }
    
    .memo-info {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .tabs-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .add-tab-btn {
        width: 100%;
        justify-content: center;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .feature-item {
        padding: 1rem;
    }
    
    .memo-notification {
        right: 10px;
        left: 10px;
        max-width: none;
    }
}

@media (max-width: 480px) {
    .card {
        padding: 1rem;
    }
    
    .section-title {
        font-size: 1.125rem;
    }
    
    .memo-actions {
        flex-direction: column;
    }
    
    .memo-actions button {
        width: 100%;
    }
    
    .tab-btn {
        flex: 1;
        min-width: 0;
    }
    
    .tab-name {
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }
}

/* 広告エリアのスタイル */
.action-section {
    margin-top: 3rem;
}

/* プリント対応 */
@media print {
    .memo-actions,
    .tabs-section,
    .features-section,
    .how-to-use {
        display: none;
    }
    
    .memo-textarea {
        border: none;
        background: white;
        font-size: 12px;
        min-height: auto;
        height: auto;
    }
    
    .memo-section {
        page-break-inside: avoid;
    }
}

/* フォーカス時の視覚効果 */
.memo-textarea:focus {
    background: white;
}

/* スクロールバーのスタイル */
.memo-textarea::-webkit-scrollbar {
    width: 8px;
}

.memo-textarea::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

.memo-textarea::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 4px;
}

.memo-textarea::-webkit-scrollbar-thumb:hover {
    background: #a1a1a1;
}