/* ESG Header */
.esg-header {
    background: linear-gradient(135deg, #0A5A3A, #00D084);
}

/* ESG Overview Section */
.esg-overview {
    padding: 80px 0;
    background: var(--white);
}

.esg-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.esg-card {
    padding: 40px;
    border-radius: 12px;
    text-align: center;
    transition: 0.3s;
}

.esg-card.environmental {
    background: linear-gradient(135deg, rgba(0, 208, 132, 0.1), rgba(0, 208, 132, 0.05));
    border: 2px solid var(--energy-green);
}

.esg-card.social {
    background: linear-gradient(135deg, rgba(197, 160, 101, 0.1), rgba(197, 160, 101, 0.05));
    border: 2px solid var(--premium-gold);
}

.esg-card.governance {
    background: linear-gradient(135deg, rgba(10, 37, 64, 0.1), rgba(10, 37, 64, 0.05));
    border: 2px solid var(--primary-blue);
}

.esg-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.esg-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.esg-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--primary-blue);
}

.esg-card p {
    color: var(--ui-gray);
    line-height: 1.6;
    margin-bottom: 20px;
}

.esg-points {
    list-style: none;
    text-align: right;
}

html[lang="en"] .esg-points {
    text-align: left;
}

.esg-points li {
    padding: 8px 0;
    color: var(--primary-blue);
    font-size: 0.95rem;
}

.esg-points li::before {
    content: '✓';
    color: var(--energy-green);
    font-weight: 700;
    margin-left: 10px;
}

html[lang="en"] .esg-points li::before {
    margin-left: 0;
    margin-right: 10px;
}

/* Carbon Section */
.carbon-section {
    padding: 80px 0;
    background: var(--ui-bg);
}

.carbon-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.carbon-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.carbon-stat {
    background: var(--white);
    padding: 30px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.carbon-stat .stat-value {
    font-size: 2rem;
    font-weight: 800;
    color: var(--energy-green);
    margin-bottom: 10px;
}

.carbon-stat .stat-label {
    color: var(--ui-gray);
    font-weight: 600;
    font-size: 0.9rem;
}

.carbon-chart h3 {
    color: var(--primary-blue);
    margin-bottom: 20px;
}

.chart-placeholder-carbon {
    background: var(--white);
    border-radius: 12px;
    padding: 40px;
    min-height: 300px;
    display: flex;
    align-items: flex-end;
    justify-content: center;
}

.chart-bars {
    display: flex;
    gap: 20px;
    align-items: flex-end;
    height: 200px;
}

.chart-bar {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.bar-value {
    font-weight: 700;
    color: var(--primary-blue);
}

.bar-fill {
    width: 40px;
    border-radius: 4px 4px 0 0;
    transition: height 0.5s ease;
}

/* MRV Section */
.mrv-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary-blue), #0A3A5C);
    color: var(--white);
}

.mrv-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.mrv-content h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.mrv-content p {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.8;
    margin-bottom: 30px;
}

.mrv-features {
    list-style: none;
    margin-bottom: 30px;
}

.mrv-features li {
    padding: 12px 0;
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(255, 255, 255, 0.9);
}

.mrv-features li::before {
    content: '✓';
    color: var(--energy-green);
    font-weight: 700;
}

.mrv-visual {
    display: flex;
    justify-content: center;
}

.mrv-dashboard {
    background: var(--white);
    border-radius: 12px;
    padding: 30px;
    color: var(--primary-blue);
    width: 100%;
    max-width: 400px;
}

.dashboard-header h4 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    color: var(--primary-blue);
}

.dashboard-metrics {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.metric {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    background: var(--ui-bg);
    border-radius: 8px;
}

.metric-label {
    font-weight: 600;
    color: var(--ui-gray);
}

.metric-value {
    font-weight: 700;
    font-size: 1.1rem;
}

/* Hydrogen Section */
.hydrogen-section {
    padding: 80px 0;
    background: var(--white);
}

.hydrogen-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.hydrogen-info h3 {
    color: var(--primary-blue);
    margin-bottom: 20px;
}

.hydrogen-info p {
    color: var(--ui-gray);
    line-height: 1.8;
    margin-bottom: 30px;
}

.hydrogen-highlights {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.highlight-item {
    display: flex;
    gap: 20px;
    align-items: center;
    padding: 20px;
    background: var(--ui-bg);
    border-radius: 12px;
}

.highlight-icon {
    font-size: 2rem;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--energy-green);
    border-radius: 50%;
    flex-shrink: 0;
}

.highlight-text h4 {
    color: var(--primary-blue);
    margin-bottom: 5px;
}

.highlight-text p {
    color: var(--ui-gray);
    font-size: 0.9rem;
    margin: 0;
}

.hydrogen-projects h3 {
    color: var(--primary-blue);
    margin-bottom: 20px;
}

.project-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.hydrogen-project {
    padding: 25px;
    background: var(--ui-bg);
    border-radius: 12px;
    border-right: 4px solid var(--energy-green);
}

html[lang="en"] .hydrogen-project {
    border-right: none;
    border-left: 4px solid var(--energy-green);
}

.hydrogen-project h4 {
    color: var(--primary-blue);
    margin-bottom: 10px;
}

.hydrogen-project p {
    color: var(--ui-gray);
    line-height: 1.6;
    margin-bottom: 15px;
}

.project-status {
    display: flex;
    gap: 15px;
    align-items: center;
}

.status-badge {
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 700;
}

.status-badge.development {
    background: var(--premium-gold);
    color: var(--white);
}

.status-badge.planning {
    background: var(--ui-gray);
    color: var(--white);
}

.project-capacity {
    color: var(--energy-green);
    font-weight: 700;
}

/* Sustainability Reports Section */
.sustainability-reports {
    padding: 80px 0;
    background: var(--ui-bg);
}

.reports-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.report-card {
    background: var(--white);
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: 0.3s;
}

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

.report-year {
    font-size: 3rem;
    font-weight: 800;
    color: var(--energy-green);
    margin-bottom: 15px;
}

.report-card h3 {
    color: var(--primary-blue);
    margin-bottom: 10px;
}

.report-card p {
    color: var(--ui-gray);
    line-height: 1.6;
    margin-bottom: 20px;
}

.report-download {
    display: flex;
    gap: 15px;
}

/* SDGs Section */
.sdgs-section {
    padding: 80px 0;
    background: var(--white);
}

.sdgs-subtitle {
    text-align: center;
    color: var(--ui-gray);
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.sdgs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
}

.sdg-item {
    background: var(--ui-bg);
    padding: 30px;
    border-radius: 12px;
    text-align: center;
    transition: 0.3s;
}

.sdg-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.sdg-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--energy-green);
    margin-bottom: 15px;
}

.sdg-label {
    color: var(--primary-blue);
    font-weight: 600;
    line-height: 1.4;
}

/* Responsive */
@media (max-width: 768px) {
    .carbon-grid {
        grid-template-columns: 1fr;
    }
    
    .carbon-stats {
        grid-template-columns: 1fr;
    }
    
    .mrv-wrapper {
        grid-template-columns: 1fr;
    }
    
    .hydrogen-grid {
        grid-template-columns: 1fr;
    }
    
    .chart-bars {
        gap: 10px;
    }
    
    .bar-fill {
        width: 30px;
    }
    
    .sdgs-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}