/* ================================================
   ESG Section
   ================================================ */
.esg-intro {
    text-align: center;
    max-width: 760px;
    margin: 0 auto 60px;
}

.esg-pillar-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 80px;
}

.esg-pillar {
    padding: 48px 36px;
    border-radius: 4px;
    color: #fff;
    position: relative;
    overflow: hidden;
}

.esg-e {
    background: linear-gradient(135deg, #0d2137, #1a3a6e);
}

.esg-s {
    background: linear-gradient(135deg, #8b6914, #c8a951);
}

.esg-g {
    background: linear-gradient(135deg, #060f1e, #0d2137);
}

.esg-pillar-icon {
    font-size: 36px;
    opacity: 0.5;
    margin-bottom: 12px;
}

.esg-pillar-letter {
    font-size: 80px;
    font-weight: 700;
    opacity: 0.15;
    position: absolute;
    right: 24px;
    top: 20px;
    line-height: 1;
}

.esg-pillar h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 4px;
}

.esg-pillar > p {
    font-size: 14px;
    opacity: 0.75;
    margin-bottom: 24px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    padding-bottom: 16px;
}

.esg-pillar ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.esg-pillar ul li {
    font-size: 14px;
    opacity: 0.85;
    padding: 6px 0 6px 16px;
    position: relative;
}

.esg-pillar ul li::before {
    content: '–';
    position: absolute;
    left: 0;
    opacity: 0.6;
}

.core-value-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.core-value-item {
    text-align: center;
    padding: 40px 24px;
    border: 1px solid var(--border);
    border-radius: 4px;
    transition: border-color 0.3s, transform 0.3s;
}

.core-value-item:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
}

.core-value-icon {
    width: 60px;
    height: 60px;
    background: var(--bg-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 22px;
    color: var(--primary);
    transition: background 0.3s, color 0.3s;
}

.core-value-item:hover .core-value-icon {
    background: var(--primary);
    color: #fff;
}

.core-value-item h4 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.core-value-item p {
    font-size: 13px;
    color: var(--text-mid);
    line-height: 1.7;
    margin: 0;
}

.ethics-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 60px;
}

.ethics-card {
    padding: 36px 28px;
    border: 1px solid var(--border);
    border-radius: 4px;
    transition: border-color 0.3s, transform 0.3s;
}

.ethics-card:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
}

.ethics-icon {
    font-size: 36px;
    color: var(--primary);
    margin-bottom: 20px;
}

.ethics-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.ethics-card p {
    font-size: 14px;
    color: var(--text-mid);
    line-height: 1.7;
    margin: 0;
}

.contact-box {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.contact-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    padding: 28px;
    background: var(--bg-light);
    border-radius: 4px;
}

.contact-item i {
    font-size: 24px;
    color: var(--primary);
    margin-top: 2px;
    flex-shrink: 0;
}

.contact-item strong {
    display: block;
    font-size: 15px;
    color: var(--text-dark);
    margin-bottom: 4px;
}

.contact-item p {
    font-size: 13px;
    color: var(--text-mid);
    margin: 0;
    line-height: 1.6;
}

.env-goal-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 60px;
}

.env-goal-card {
    text-align: center;
    padding: 40px 20px;
    background: var(--primary);
    color: #fff;
    border-radius: 4px;
}

.env-goal-icon {
    font-size: 32px;
    opacity: 0.6;
    margin-bottom: 12px;
}

.env-goal-value {
    font-size: 40px;
    font-weight: 700;
    margin-bottom: 8px;
}

.env-goal-card p {
    font-size: 13px;
    opacity: 0.8;
    margin: 0;
    line-height: 1.5;
}

.env-action-item {
    display: flex;
    gap: 24px;
    align-items: flex-start;
    padding: 28px 0;
    border-bottom: 1px solid var(--border);
}

.env-action-icon {
    width: 56px;
    height: 56px;
    background: var(--bg-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: var(--primary);
    flex-shrink: 0;
}

.env-action-text h4 {
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-dark);
}

.env-action-text p {
    font-size: 14px;
    color: var(--text-mid);
    line-height: 1.7;
    margin: 0;
}

.csr-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
}

.csr-card {
    border-radius: 4px;
    overflow: hidden;
    border: 1px solid var(--border);
    transition: transform 0.3s, box-shadow 0.3s;
}

.csr-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.1);
}

.csr-card-img {
    height: 200px;
    background-size: cover;
    background-position: center;
}

.csr-img-1 {
    background: linear-gradient(135deg, #1a3a6e, #1a3a6e);
}

.csr-img-2 {
    background: linear-gradient(135deg, #0d2137, #060f1e);
}

.csr-img-3 {
    background: linear-gradient(135deg, #8b6914, #c8a951);
}

.csr-img-4 {
    background: linear-gradient(135deg, #5d4e37, #8b6914);
}

.csr-card-body {
    padding: 28px;
}

.csr-card-body h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.csr-card-body p {
    font-size: 14px;
    color: var(--text-mid);
    line-height: 1.7;
    margin: 0;
}

@media (max-width: 1200px) {
    .esg-pillar-grid {
        grid-template-columns: 1fr;
    }

    .core-value-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .ethics-grid {
        grid-template-columns: 1fr;
    }

    .contact-box {
        grid-template-columns: 1fr;
    }

    .env-goal-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .csr-grid {
        grid-template-columns: 1fr;
    }
}