/* ========================================
   Backup Power Battery Comparison Page - Specific Styles
   バックアップ電源バッテリー比較ページ専用スタイル
======================================== */

/* Problems Section - Backup Power */
.problems-grid-backup {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    margin-top: 40px;
}

.problem-card-backup {
    display: flex;
    gap: 20px;
    background: #fff;
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    border-left: 4px solid #FF6B35;
    transition: all 0.3s ease;
}

.problem-card-backup:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.12);
    border-left-color: #0066CC;
}

.problem-icon-backup {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #FF6B35 0%, #FF8C5A 100%);
    border-radius: 50%;
    color: #fff;
    font-size: 28px;
    transition: all 0.3s ease;
}

.problem-card-backup:hover .problem-icon-backup {
    transform: scale(1.1) rotate(10deg);
}

.problem-content-backup {
    flex: 1;
}

.problem-title-backup {
    font-size: 18px;
    font-weight: 700;
    color: #003D7A;
    margin-bottom: 10px;
}

.problem-desc-backup {
    font-size: 14px;
    line-height: 1.7;
    color: #555;
    margin: 0;
}

/* Comparison Table - Full Detailed */
.comparison-table-wrapper {
    margin-top: 40px;
    overflow-x: auto;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.comparison-table-full {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
    font-size: 15px;
}

.comparison-table-full thead {
    background: linear-gradient(135deg, #003D7A 0%, #0066CC 100%);
    color: #fff;
}

.comparison-table-full th {
    padding: 20px 15px;
    font-weight: 700;
    text-align: left;
    font-size: 16px;
}

.comparison-item-col {
    width: 20%;
}

.comparison-lead-col {
    width: 25%;
    background: rgba(255, 255, 255, 0.1);
}

.comparison-lfp-col {
    width: 30%;
    background: rgba(255, 255, 255, 0.15);
}

.comparison-advantage-col {
    width: 25%;
    text-align: center;
}

.comparison-table-full tbody tr {
    border-bottom: 1px solid #e0e0e0;
    transition: all 0.3s ease;
}

.comparison-table-full tbody tr:hover {
    background: #f8f9fa;
}

.comparison-table-full tbody tr:last-child {
    border-bottom: none;
}

.comparison-table-full td {
    padding: 18px 15px;
    vertical-align: middle;
}

.comparison-item-name {
    font-weight: 600;
    color: #003D7A;
    font-size: 15px;
}

.comparison-lead-data {
    color: #666;
    font-size: 14px;
}

.comparison-lfp-data {
    color: #0066CC;
    font-weight: 600;
    font-size: 14px;
}

.comparison-advantage {
    text-align: center;
}

.advantage-badge {
    display: inline-block;
    padding: 8px 16px;
    background: linear-gradient(135deg, #4CAF50 0%, #45A049 100%);
    color: #fff;
    font-size: 13px;
    font-weight: 700;
    border-radius: 20px;
    white-space: nowrap;
}

.advantage-badge-neutral {
    display: inline-block;
    padding: 8px 16px;
    background: linear-gradient(135deg, #FFA500 0%, #FF8C00 100%);
    color: #fff;
    font-size: 13px;
    font-weight: 700;
    border-radius: 20px;
    white-space: nowrap;
}

/* Comparison Summary */
.comparison-summary {
    display: flex;
    gap: 25px;
    align-items: flex-start;
    background: linear-gradient(135deg, #E3F2FD 0%, #BBDEFB 100%);
    border-radius: 15px;
    padding: 35px;
    margin-top: 40px;
    border-left: 6px solid #0066CC;
}

.summary-icon {
    flex-shrink: 0;
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0066CC 0%, #003D7A 100%);
    border-radius: 50%;
    color: #fff;
    font-size: 32px;
}

.summary-content {
    flex: 1;
}

.summary-title {
    font-size: 22px;
    font-weight: 700;
    color: #003D7A;
    margin-bottom: 12px;
}

.summary-text {
    font-size: 15px;
    line-height: 1.8;
    color: #333;
    margin: 0;
}

/* Migration Benefits Grid */
.migration-benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.migration-benefit-card {
    position: relative;
    background: #fff;
    border-radius: 15px;
    padding: 35px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    border-top: 4px solid #0066CC;
    transition: all 0.3s ease;
}

.migration-benefit-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.benefit-number {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
    border-radius: 50%;
    font-size: 16px;
    font-weight: 900;
    color: #fff;
    box-shadow: 0 4px 10px rgba(255, 107, 53, 0.3);
}

.benefit-icon {
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0066CC 0%, #003D7A 100%);
    border-radius: 50%;
    color: #fff;
    font-size: 32px;
    margin-bottom: 20px;
    transition: all 0.3s ease;
}

.migration-benefit-card:hover .benefit-icon {
    transform: scale(1.1) rotate(10deg);
}

.benefit-title {
    font-size: 20px;
    font-weight: 700;
    color: #003D7A;
    margin-bottom: 15px;
}

.benefit-description {
    font-size: 15px;
    line-height: 1.8;
    color: #555;
    margin-bottom: 20px;
}

.benefit-detail {
    background: #f8f9fa;
    border-radius: 10px;
    padding: 20px;
    border-left: 3px solid #0066CC;
}

.benefit-detail p {
    font-size: 14px;
    line-height: 1.7;
    color: #333;
    margin: 0;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.benefit-detail p:last-child {
    margin-bottom: 0;
}

.benefit-detail i {
    color: #4CAF50;
    font-size: 16px;
}

/* ROI Calculation Section */
.roi-calculation {
    background: #fff;
    border-radius: 15px;
    padding: 40px;
    margin-top: 60px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border: 2px solid #e0e0e0;
}

.roi-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 3px solid #0066CC;
}

.roi-header i {
    font-size: 32px;
    color: #0066CC;
}

.roi-title {
    font-size: 22px;
    font-weight: 700;
    color: #003D7A;
    margin: 0;
}

.roi-comparison-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-bottom: 30px;
}

.roi-column {
    background: #f8f9fa;
    border-radius: 12px;
    overflow: hidden;
    border: 2px solid #e0e0e0;
    transition: all 0.3s ease;
}

.roi-column:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.roi-column-header {
    padding: 20px;
    text-align: center;
    background: linear-gradient(135deg, #666 0%, #888 100%);
    color: #fff;
    position: relative;
}

.roi-column-header h4 {
    font-size: 20px;
    font-weight: 700;
    margin: 0;
}

.roi-recommended {
    background: linear-gradient(135deg, #0066CC 0%, #003D7A 100%) !important;
}

.roi-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
    color: #fff;
    padding: 5px 12px;
    border-radius: 15px;
    font-size: 12px;
    font-weight: 700;
}

.roi-items {
    padding: 25px;
}

.roi-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
    border-bottom: 1px solid #e0e0e0;
}

.roi-item:last-of-type {
    border-bottom: 2px solid #0066CC;
}

.roi-label {
    font-size: 15px;
    color: #555;
    font-weight: 500;
}

.roi-value {
    font-size: 16px;
    font-weight: 700;
    color: #003D7A;
}

.roi-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    margin-top: 10px;
}

.roi-total-label {
    font-size: 17px;
    font-weight: 700;
    color: #003D7A;
}

.roi-total-value {
    font-size: 24px;
    font-weight: 900;
    color: #FF6B35;
}

.roi-total-green .roi-total-value {
    color: #4CAF50;
}

.roi-summary {
    display: flex;
    gap: 20px;
    align-items: center;
    background: linear-gradient(135deg, #FFF3E0 0%, #FFE0B2 100%);
    border-radius: 10px;
    padding: 25px;
    border-left: 5px solid #FFD700;
}

.roi-summary-icon {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
    border-radius: 50%;
    color: #fff;
    font-size: 28px;
}

.roi-summary-text {
    flex: 1;
    font-size: 15px;
    line-height: 1.8;
    color: #333;
}

/* Implementation Steps */
.implementation-steps {
    margin-top: 40px;
}

.implementation-step {
    background: #fff;
    border-radius: 15px;
    padding: 35px;
    margin-bottom: 25px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    border-left: 5px solid #0066CC;
    transition: all 0.3s ease;
}

.implementation-step:hover {
    transform: translateX(5px);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.12);
}

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

.step-number-circle {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0066CC 0%, #003D7A 100%);
    border-radius: 50%;
    box-shadow: 0 6px 20px rgba(0, 102, 204, 0.3);
}

.step-number {
    font-size: 14px;
    font-weight: 900;
    color: #fff;
    letter-spacing: 0.5px;
}

.step-title {
    font-size: 22px;
    font-weight: 700;
    color: #003D7A;
    margin: 0;
}

.step-content {
    padding-left: 100px;
}

.step-description {
    font-size: 15px;
    line-height: 1.8;
    color: #555;
    margin-bottom: 20px;
}

.step-checklist {
    list-style: none;
    padding: 0;
    margin: 0;
}

.step-checklist li {
    font-size: 14px;
    line-height: 1.7;
    color: #333;
    padding: 12px 0;
    padding-left: 35px;
    position: relative;
    border-bottom: 1px solid #f0f0f0;
}

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

.step-checklist li i {
    position: absolute;
    left: 0;
    top: 12px;
    color: #4CAF50;
    font-size: 18px;
}

/* Implementation Timeline */
.implementation-timeline {
    background: linear-gradient(135deg, #E3F2FD 0%, #BBDEFB 100%);
    border-radius: 15px;
    padding: 40px;
    margin-top: 50px;
    border-left: 6px solid #0066CC;
}

.timeline-title {
    font-size: 22px;
    font-weight: 700;
    color: #003D7A;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.timeline-title i {
    color: #0066CC;
    font-size: 24px;
}

.timeline-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 25px;
}

.timeline-item {
    background: #fff;
    border-radius: 10px;
    padding: 20px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.timeline-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
}

.timeline-period {
    display: inline-block;
    padding: 8px 16px;
    background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
    color: #fff;
    font-size: 14px;
    font-weight: 700;
    border-radius: 20px;
    margin-bottom: 12px;
}

.timeline-phase {
    font-size: 14px;
    font-weight: 600;
    color: #003D7A;
    line-height: 1.5;
}

.timeline-summary {
    font-size: 15px;
    line-height: 1.8;
    color: #333;
    text-align: center;
    padding: 20px;
    background: rgba(255, 255, 255, 0.7);
    border-radius: 10px;
}

.timeline-summary i {
    color: #0066CC;
    margin-right: 8px;
}

/* Best Practices Grid */
.best-practices-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.best-practice-card {
    background: #fff;
    border-radius: 15px;
    padding: 35px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    border-top: 4px solid #4CAF50;
    transition: all 0.3s ease;
}

.best-practice-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
    border-top-color: #0066CC;
}

.practice-icon {
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #4CAF50 0%, #45A049 100%);
    border-radius: 50%;
    color: #fff;
    font-size: 32px;
    margin-bottom: 20px;
    transition: all 0.3s ease;
}

.best-practice-card:hover .practice-icon {
    transform: scale(1.1) rotate(10deg);
    background: linear-gradient(135deg, #0066CC 0%, #003D7A 100%);
}

.practice-title {
    font-size: 20px;
    font-weight: 700;
    color: #003D7A;
    margin-bottom: 15px;
}

.practice-description {
    font-size: 15px;
    line-height: 1.8;
    color: #555;
    margin-bottom: 20px;
}

.practice-detail {
    background: #f8f9fa;
    border-radius: 10px;
    padding: 20px;
    border-left: 3px solid #4CAF50;
}

.practice-detail p {
    font-size: 14px;
    font-weight: 600;
    color: #003D7A;
    margin-bottom: 12px;
}

.practice-detail ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.practice-detail li {
    font-size: 14px;
    line-height: 1.7;
    color: #555;
    padding: 6px 0;
    padding-left: 20px;
    position: relative;
}

.practice-detail li::before {
    content: '▪';
    position: absolute;
    left: 0;
    color: #4CAF50;
    font-size: 18px;
}

/* Best Practices Summary */
.best-practices-summary {
    margin-top: 50px;
}

.summary-box {
    display: flex;
    gap: 30px;
    align-items: flex-start;
    background: linear-gradient(135deg, #E3F2FD 0%, #BBDEFB 100%);
    border-radius: 15px;
    padding: 40px;
    border-left: 6px solid #0066CC;
}

.summary-icon-large {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
    border-radius: 50%;
    color: #fff;
    font-size: 36px;
}

.summary-content-large {
    flex: 1;
}

.summary-title-large {
    font-size: 24px;
    font-weight: 700;
    color: #003D7A;
    margin-bottom: 15px;
}

.summary-text-large {
    font-size: 16px;
    line-height: 1.9;
    color: #333;
    margin: 0;
}

/* Responsive Styles for Backup Power Page */
@media (max-width: 968px) {
    .problems-grid-backup {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .migration-benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .roi-comparison-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .timeline-content {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .best-practices-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .problems-grid-backup {
        grid-template-columns: 1fr;
    }
    
    .problem-card-backup {
        flex-direction: column;
        text-align: center;
    }
    
    .problem-icon-backup {
        margin: 0 auto;
    }
    
    .comparison-table-full {
        font-size: 13px;
    }
    
    .comparison-table-full th,
    .comparison-table-full td {
        padding: 12px 8px;
    }
    
    .advantage-badge,
    .advantage-badge-neutral {
        font-size: 11px;
        padding: 6px 10px;
    }
    
    .comparison-summary {
        flex-direction: column;
        text-align: center;
    }
    
    .summary-icon {
        margin: 0 auto;
    }
    
    .migration-benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .roi-calculation {
        padding: 25px;
    }
    
    .roi-comparison-grid {
        grid-template-columns: 1fr;
    }
    
    .roi-summary {
        flex-direction: column;
        text-align: center;
    }
    
    .roi-summary-icon {
        margin: 0 auto;
    }
    
    .step-content {
        padding-left: 0;
    }
    
    .step-header {
        flex-direction: column;
        text-align: center;
    }
    
    .timeline-content {
        grid-template-columns: 1fr;
    }
    
    .best-practices-grid {
        grid-template-columns: 1fr;
    }
    
    .summary-box {
        flex-direction: column;
        text-align: center;
    }
    
    .summary-icon-large {
        margin: 0 auto;
    }
}

@media (max-width: 480px) {
    .comparison-table-full {
        font-size: 12px;
    }
    
    .comparison-table-full th,
    .comparison-table-full td {
        padding: 10px 6px;
    }
    
    .step-number-circle {
        width: 60px;
        height: 60px;
    }
    
    .step-number {
        font-size: 12px;
    }
    
    .step-title {
        font-size: 18px;
    }
}