* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    font-family: 'Noto Sans JP', sans-serif;
    line-height: 1.6;
    color: #333;
}
.container {
    max-width: 1200px;
    margin: 0 auto;
}
.section{
    margin: 0;
    padding: 60px 0;
}
main h3 {
    border: none;
}
main h3::after {
    content: none;
}
@media screen and (max-width: 1060px) {
    #header .logo {
        font-size: 16px;
    }
}
/* Hero */
#sl #top_hero{
    background: #000;
    background: url(../images/top-solarpanel.png) no-repeat center;
    background-size: cover;
    height: 560px;
        }
#top_hero .container{
    height: 560px;
}
.hero-title {
    font-size: 2.8rem;
    font-weight: bold;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}
.hero-subtitle {
    font-size: 1.4rem;
    margin-bottom: 30px;
    opacity: 0.95;
}
.hero-points {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin: 30px 0;
}
.hero-point {
    background: rgba(255, 255, 255, 0.1);
    padding: 15px;
    border-radius: 10px;
    backdrop-filter: blur(10px);
}
@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }
    .hero-subtitle {
        font-size: 1.1rem;
    }
}
/* CTA Button */
.cta-button {
    display: inline-block;
    background: linear-gradient(45deg, #FF6600, #FF8800);
    color: white;
    padding: 18px 40px;
    font-size: 1.2rem;
    font-weight: bold;
    text-decoration: none;
    border-radius: 50px;
    box-shadow: 0 8px 25px rgba(255, 102, 0, 0.4);
    transition: all 0.3s ease;
    margin: 10px;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(255, 102, 0, 0.6);
}

.cta-secondary {
    background: linear-gradient(45deg, #666, #888);
    box-shadow: 0 8px 25px rgba(102, 102, 102, 0.4);
}

.cta-secondary:hover {
    box-shadow: 0 12px 35px rgba(102, 102, 102, 0.6);
}

/* Sections */
.section-title {
    font-size: 1.6rem;
    text-align: center;
    margin-bottom: 50px;
    color: #003366;
    font-weight: bold;
    border: none;
    background: none;
    position: relative;
}
.section-title::after {
    content: "";
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: #27AAC3;
}
.section-subtitle {
    font-size: 1.12rem;
    text-align: center;
    margin-bottom: 40px;
    color: #666;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}
@media (min-width: 768px) {
.section-title {
    font-size: 2.4rem;
}
}

/* Problem Section */
.problem-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}
.problem-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin: 40px 0;
}
.stat-card {
    padding: 20px;
    text-align: center;
}
.stat-number {
    font-size: 3rem;
    font-weight: bold;
    color: #FF6600;
    display: block;
}
.stat-number span{
    font-size: 1.8rem;
}
.stat-label {
    font-size: 1.1rem;
    color: #666;
    margin-top: 10px;
}
.risk-factors {
    background: #fff3e0;
    border-radius: 15px;
    padding: 30px;
    margin: 30px 0;
}
.risk-title {
    font-size: 1.5rem;
    color: #e65100;
    margin-bottom: 20px;
    font-weight: bold;
}
main h3.risk-title {
    text-align: center;
    margin: 0 0 20px;
    padding: 0;
}
.risk-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(218px, 1fr));
    gap: 20px;
}
.risk-item {
    background: white;
    padding: 20px;
    border-radius: 10px;
}
.risk-item p{
    margin: 0;
}
/* Solution Section */
.solution-section {
    background: white;
}
.solution-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 40px;
}
.solution-card {
    background: white;
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    border-top: 5px solid #0066CC;
    position: relative;
    overflow: hidden;
}
.solution-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100px;
    height: 100px;
    background: linear-gradient(45deg, #0066CC, #003366);
    clip-path: polygon(100% 0%, 0% 0%, 100% 100%);
}
.solution-icon {
    display: flex;
}
.solution-card img {
    max-width: 260px;
    max-height: 180px;
    margin: 0 auto;
}
.solution-title {
    font-size: 1.5rem;
    color: #0066CC;
    margin-bottom: 10px;
    font-weight: bold;
}
.solution-features {
    list-style: none;
    margin: 20px 0;
}
.solution-features li {
    padding: 8px 0;
    padding-left: 25px;
    position: relative;
}
.solution-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #0066CC;
    font-weight: bold;
}
.recommended {
    border-top: 5px solid #FF6600;
}
.recommended::before {
    background: linear-gradient(45deg, #FF6600, #FF8800);
}
.recommended-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: #FF6600;
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: bold;
    z-index: 1;
}

/* Process Section */
.process-section {
    background: linear-gradient(135deg, #f0f8ff 0%, #e6f3ff 100%);
}
.process-timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}
.process-timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 4px;
    background: #0066CC;
    transform: translateX(-50%);
}
.process-step {
    position: relative;
    margin: 40px 0;
    width: 50%;
}
.process-step:nth-child(odd) {
    left: 0;
    padding-right: 40px;
    text-align: right;
}
.process-step:nth-child(even) {
    left: 50%;
    padding-left: 40px;
    text-align: left;
}
.step-content {
    background: white;
    padding: 25px;
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
    position: relative;
}
.step-number {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background: #0066CC;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    border: 4px solid white;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}
.process-step:nth-child(odd) .step-number {
    right: -25px;
}
.process-step:nth-child(even) .step-number {
    left: -25px;
}
.step-title {
    font-size: 1.3rem;
    color: #003366;
    margin: 0 0 10px;
    font-weight: bold;
    border: 0;
    padding: 0;
}
#sl main .step-content p{
    margin: 0;
}
.step-duration {
    color: #FF6600;
    font-weight: bold;
    font-size: 0.9rem;
    margin-top: 10px;
}
@media (max-width: 768px) {
    .process-timeline::before {
        left: 20px;
    }
    .process-step {
        width: 100%;
        left: 0 !important;
        padding-left: 60px !important;
        padding-right: 20px !important;
        text-align: left !important;
    }
    .process-step .step-number {
        left: -25px !important;
        right: auto !important;
    }
}

/* Case Studies Section */
.cases-section {
    background: white;
}

.case-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 40px;
}
.case-card {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    border: 1px solid #ddd;
}
.case-industry {
    background: #0066CC;
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: bold;
    display: inline-block;
    margin-bottom: 15px;
}
.case-title {
    font-size: 1.4rem;
    color: #003366;
    margin: 0 0 15px;
    font-weight: bold;
    padding: 0;
}
.case-quote {
    font-style: italic;
    color: #666;
    border-left: 4px solid #FF6600;
    padding-left: 20px;
    margin: 20px 0;
}

/* Benefits Section */
.benefits-section {
    background: linear-gradient(135deg, #e8f5e8 0%, #c8e6c8 100%);
}
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}
.benefit-card {
    background: white;
    border-radius: 15px;
    padding: 30px 10px 10px;
    text-align: center;
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}
.benefit-icon {
    display: block;
    margin-bottom: 15px;
}
.benefit-title {
    font-size: 1.3rem;
    color: #003366;
    margin: 0 0 15px;
    font-weight: bold;
    padding: 0;
}
main .benefit-card p{
    font-size: 14px;
    text-align: left;
}
/* Contact Section */
.contact-section {
    background: linear-gradient(135deg, #003366 0%, #0066CC 100%);
    color: white;
    text-align: center;
}
.contact-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin: 40px 0;
}
.contact-card {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    padding: 30px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}
.contact-icon {
    font-size: 3rem;
    margin-bottom: 20px;
    display: block;
}
.contact-title {
    font-size: 1.4rem;
    margin-bottom: 15px;
    font-weight: bold;
}


/* Floating Action */
.floating-cta {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1000;
}

.floating-cta .cta-button {
    font-size: 1rem;
    padding: 15px 25px;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.highlight {
    background: linear-gradient(90deg, #ffeb3b, #ffc107);
    padding: 2px 8px;
    border-radius: 4px;
    color: #333;
    font-weight: bold;
}

.emphasis {
    color: #FF6600;
    font-weight: bold;
}