/* 太陽光ページ固有のスタイル */

/* メインコンテンツ */
main {
    position: relative;
    padding-top: 80px; /* ヘッダーの高さ分のスペースを確保 */
}

/* サブページヒーロー */
.hero {
    position: relative;
    width: 100%;
}

.hero-sub {
    height: 60vh;
    min-height: 400px;
    margin-top: 0;
}

.hero-image {
    position: relative;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    background-image: url(../images/hero02.jpg);
    background-position: bottom;
}

.hero-sub .hero-title {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.hero-sub .hero-subtitle {
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: center;
    z-index: 1;
}

.hero-overlay .container {
    position: relative;
    z-index: 2;
}

.hero-content {
    color: white;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: white;
}

.hero-subtitle {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 2rem;
    color: white;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* 概要セクション */
.overview {
    padding: 5rem 0;
    background-color: var(--background-light);
    position: relative;
    z-index: 1;
}

.overview-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    margin-top: 3rem;
}

.overview-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.overview-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.image-placeholder {
    width: 100%;
    max-width: 400px;
    height: 300px;
    background: linear-gradient(135deg, #e0e7ff, #c7d2fe);
    border-radius: 1rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
}

.image-placeholder i {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.7;
}

.image-placeholder p {
    font-size: 1rem;
    color: var(--text-light);
}

/* メリットセクション */
.benefits {
    padding: 5rem 0;
    position: relative;
    z-index: 1;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.benefit-card {
    background: white;
    border-radius: 1rem;
    padding: 2.5rem 2rem;
    text-align: center;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 2px solid transparent;
}

.benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.benefit-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.benefit-icon i {
    font-size: 2rem;
    color: var(--text-dark);
}

.benefit-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.benefit-card p {
    color: var(--text-light);
    line-height: 1.7;
}

/* システム構成セクション */
.system-config {
    padding: 5rem 0;
    background-color: var(--background-light);
    position: relative;
    z-index: 1;
}

.config-steps {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 3rem;
    flex-wrap: wrap;
    gap: 2rem;
}

.step {
    flex: 1;
    text-align: center;
    min-width: 200px;
}

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--text-dark);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 1rem;
}

.step h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.step p {
    color: var(--text-light);
}

.step-arrow {
    font-size: 2rem;
    color: var(--primary-color);
    display: flex;
    align-items: center;
}

/* 導入事例セクション */
.case-studies {
    padding: 5rem 0;
    position: relative;
    z-index: 1;
}

.case-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.case-card {
    background: white;
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.case-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.case-header {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--text-dark);
    padding: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.case-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
}

.case-type {
    background-color: rgba(255,255,255,0.2);
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: 0.875rem;
}

.case-content {
    padding: 1.5rem;
}

.case-spec p {
    margin-bottom: 0.5rem;
    color: var(--text-light);
}

.case-spec strong {
    color: var(--text-dark);
    margin-right: 0.5rem;
}

.case-comment {
    margin-top: 1rem;
    padding: 1rem;
    background-color: var(--background-light);
    border-radius: 0.5rem;
    font-style: italic;
    color: var(--text-dark);
    border-left: 4px solid var(--primary-color);
}

/* おすすめセクション */
.recommendation {
    padding: 5rem 0;
    background-color: white;
    position: relative;
    z-index: 1;
}

.recommendation-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.recommendation-card {
    background: white;
    border-radius: 1rem;
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 2px solid transparent;
}

.recommendation-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.recommendation-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(
        to top,
        var(--green-color) 0%,
        var(--primary-color) var(--progress, 0%),
        var(--primary-color) 100%
    );
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.recommendation-icon i {
    font-size: 2rem;
    color: var(--text-dark);
}

.recommendation-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.recommendation-card p {
    color: var(--text-light);
    line-height: 1.6;
}

/* 作る電気 vs 買う電気セクション */
.make-vs-buy {
    padding: 5rem 0;
    background-color: var(--background-light);
    position: relative;
    z-index: 1;
}

.comparison-table {
    max-width: 800px;
    margin: 3rem auto;
    background: white;
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.comparison-header {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--text-dark);
}

.comparison-item {
    padding: 1.5rem;
    text-align: center;
    font-weight: 600;
}

.comparison-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    border-bottom: 1px solid var(--border-color);
}

.comparison-row:last-child {
    border-bottom: none;
}

.comparison-label {
    padding: 1.5rem;
    background-color: var(--background-light);
    font-weight: 500;
    color: var(--text-dark);
}

.comparison-value {
    padding: 1.5rem;
    text-align: center;
    font-weight: 600;
}

.buy-electricity {
    background-color: #fee2e2;
    color: #dc2626;
}

.make-electricity {
    background-color: #dcfce7;
    color: #16a34a;
}

.make-vs-buy-summary {
    text-align: center;
    margin-top: 3rem;
}

.make-vs-buy-summary p {
    font-size: 1.25rem;
    color: var(--text-dark);
    margin-bottom: 2rem;
}

/* クリーンエネルギーセクション */
.clean-energy {
    padding: 5rem 0;
    background-color: white;
    position: relative;
    z-index: 1;
}

.clean-energy-content {
    margin-top: 3rem;
}

.environment-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.stat-card {
    background: white;
    border-radius: 1rem;
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-3px);
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    background: linear-gradient(
        to top,
        var(--green-color) 0%,
        var(--primary-color) var(--progress, 0%),
        var(--primary-color) 100%
    );
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    background-size: 100% 100%;
    background-position: 0 0;
}

.stat-label {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.stat-card p {
    color: var(--text-light);
    line-height: 1.6;
}

.environment-flex {
    display: flex;
    gap: 2rem;
    margin-top: 3rem;
    align-items: stretch;
    justify-content: center;
}

.environment-image {
    width: 50%;
    flex: 0 0 50%;
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: var(--shadow);
    align-self: flex-start;
}

.environment-image img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
}

.environment-benefits {
    width: 50%;
    flex: 0 0 50%;
    background: var(--background-light);
    border-radius: 1rem;
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.environment-benefits h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
    text-align: center;
}

.benefit-list {
    list-style: none;
    padding: 0;
}

.benefit-list li {
    padding: 0.75rem 0;
    padding-left: 2rem;
    position: relative;
    color: var(--text-light);
    line-height: 1.6;
}

.benefit-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: 0.75rem;
    color: var(--secondary-color);
    font-weight: 700;
    font-size: 1.25rem;
}

/* 災害対策セクション */
.disaster-preparedness {
    padding: 5rem 0;
    background-color: var(--background-light);
    position: relative;
    z-index: 1;
}

.disaster-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    margin-top: 3rem;
    align-items: start;
}

.disaster-features {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.disaster-feature {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 2rem;
    background: white;
    border-radius: 1rem;
    box-shadow: var(--shadow);
}

.disaster-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(
        to top,
        var(--orange-color) 0%,
        var(--accent-color) var(--progress, 0%),
        var(--accent-color) 100%
    );
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.disaster-icon i {
    font-size: 1.5rem;
    color: var(--text-dark);
}

.disaster-feature h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.disaster-feature p {
    color: var(--text-light);
    line-height: 1.6;
}

.disaster-scenarios {
    background: white;
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: var(--shadow);
}

.disaster-scenarios h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
    text-align: center;
}

.scenario-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.scenario {
    padding: 1rem;
    background: var(--background-light);
    border-radius: 0.5rem;
    border-left: 4px solid var(--accent-color);
}

.scenario h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.scenario p {
    color: var(--text-light);
    font-size: 0.875rem;
}

.disaster-info-flex {
    display: flex;
    align-items: stretch;
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: var(--shadow);
    background: white;
    grid-column: 1 / 3;
}

.disaster-text {
    width: 60%;
    flex: 0 0 60%;
    padding: 2.5rem;
    display: flex;
    align-items: center;
}

.disaster-text p {
    color: var(--text-dark);
    line-height: 1.8;
    font-size: 1rem;
    margin: 0;
}

.disaster-image {
    width: 40%;
    flex: 0 0 40%;
    padding: 2rem;
    max-width: 440px;
    min-width: 300px;
}

.disaster-image img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: contain;
}

/* 設置場所セクション */
.installation-locations {
    padding: 5rem 0;
    background-color: white;
    position: relative;
    z-index: 1;
}

.location-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.location-card {
    background: white;
    border-radius: 1rem;
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.location-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.location-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(
        to top,
        var(--green-color) 0%,
        var(--primary-color) var(--progress, 0%),
        var(--primary-color) 100%
    );
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.location-icon i {
    font-size: 2rem;
    color: var(--text-dark);
}

.location-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.location-card p {
    color: var(--text-light);
    line-height: 1.6;
}

.installation-note {
    margin-top: 3rem;
    padding: 1.5rem;
    background: var(--background-light);
    border-radius: 1rem;
    text-align: center;
}

.installation-note p {
    color: var(--text-light);
    line-height: 1.6;
}

.installation-note i {
    color: var(--primary-color);
    margin-right: 0.5rem;
}

/* お問い合わせセクション */
.contact {
    position: relative;
    z-index: 1;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    main {
        padding-top: 70px; /* モバイルでのヘッダー高さに調整 */
    }
    .make-vs-buy-summary p{
        text-align: left;
    } 
    .installation-note{
        text-align: left;
    }
    .installation-locations .section-subtitle{
        text-align: left;
    }
    .disaster-feature{
        flex-direction: column;
    }
    .hero-sub {
        height: 50vh;
        min-height: 350px;
    }
    
    .hero-sub .hero-title {
        font-size: 2.5rem;
    }
    
    .overview-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .config-steps {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .step-arrow {
        transform: rotate(90deg);
    }
    
    .case-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .benefit-card {
        padding: 2rem 1.5rem;
    }

    .disaster-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .disaster-info-flex {
        flex-direction: column;
        gap: 0;
        grid-column: 1;
        margin-bottom: 2rem;
        border-radius: 0.75rem;
    }

    .disaster-text {
        width: 100%;
        flex: 0 0 auto;
        padding: 2rem;
    }

    .disaster-image {
        width: 100%;
        flex: 0 0 auto;
    }

    .comparison-table {
        font-size: 0.9rem;
    }

    .comparison-item,
    .comparison-label,
    .comparison-value {
        padding: 1rem;
    }

    .environment-flex {
        flex-direction: column;
        gap: 1.5rem;
        margin-top: 2rem;
    }

    .environment-image {
        width: 100%;
        flex: 0 0 100%;
        border-radius: 0.75rem;
    }

    .environment-benefits {
        width: 100%;
        flex: 0 0 100%;
        padding: 2rem;
    }

    .environment-stats {
        gap: 1.5rem;
    }
}

@media (max-width: 480px) {
    main {
        padding-top: 60px; /* より小さいスクリーンでの調整 */
    }

    .hero-sub {
        min-height: 300px;
    }

    .hero-sub .hero-title {
        font-size: 2rem;
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

    .hero-buttons .btn {
        width: 100%;
    }

    .overview {
        padding: 3rem 0;
    }
    
    .benefits {
        padding: 3rem 0;
    }
    
    .system-config {
        padding: 3rem 0;
    }
    
    .case-studies {
        padding: 3rem 0;
    }
    
    .case-grid {
        grid-template-columns: 1fr;
    }
    
    .case-header {
        flex-direction: column;
        gap: 0.5rem;
        text-align: center;
    }

    .comparison-table {
        font-size: 0.8rem;
    }

    .comparison-item,
    .comparison-label,
    .comparison-value {
        padding: 0.75rem;
        font-size: 0.8rem;
    }

    .recommendation-grid,
    .location-grid {
        grid-template-columns: 1fr;
    }

    .environment-stats {
        grid-template-columns: 1fr;
    }

    .environment-flex {
        gap: 1rem;
        margin-top: 1.5rem;
    }

    .environment-image {
        border-radius: 0.5rem;
    }

    .environment-benefits {
        padding: 1rem;
    }

    .environment-benefits h3 {
        font-size: 1.25rem;
    }

    .disaster-info-flex {
        gap: 0;
        margin-bottom: 1.5rem;
        border-radius: 0.5rem;
    }

    .disaster-text {
        padding: 1.5rem;
    }

    .disaster-text p {
        font-size: 0.9rem;
        line-height: 1.7;
    }
}