* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.solar-detail-page {
    background: #f5f5f5;
}

.breadcrumb-content {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    padding: 20px;
    text-align: center;
}

.header {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    padding: 60px 20px;
    text-align: center;
}

.header-content h1 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.header-content p {
    font-size: 1.2rem;
    opacity: 0.9;
}

.detail-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.system-selector {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: center;
    margin: 30px 0;
}

.system-btn {
    padding: 12px 24px;
    border: 2px solid #10b981;
    background: white;
    color: #10b981;
    border-radius: 25px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
}

    .system-btn:hover {
        background: #10b981;
        color: white;
        transform: translateY(-2px);
    }

    .system-btn.active {
        background: #10b981;
        color: white;
    }

.hero-image {
    width: 100%;
    border-radius: 16px;
    overflow: hidden;
    margin-bottom: 40px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

    .hero-image img {
        width: 100%;
        height: 400px;
        object-fit: cover;
    }

.content-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 30px;
}

.main-content {
    background: white;
    border-radius: 16px;
    padding: 40px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
}

    .main-content h2 {
        color: #333;
        margin-bottom: 15px;
        font-size: 1.8rem;
    }

    .main-content p {
        color: #666;
        line-height: 1.8;
        margin-bottom: 20px;
    }

    .main-content ul {
        list-style: none;
        padding-left: 0;
    }

    .main-content li {
        padding: 8px 0;
        padding-left: 25px;
        position: relative;
        color: #555;
    }

        .main-content li:before {
            content: "✓";
            position: absolute;
            left: 0;
            color: #10b981;
            font-weight: bold;
        }

.tech-specs {
    margin-top: 40px;
}

    .tech-specs h3 {
        color: #333;
        margin-bottom: 20px;
        font-size: 1.5rem;
    }

.specs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.spec-item {
    padding: 20px;
    background: #f8f9fa;
    border-radius: 12px;
    border-left: 4px solid #10b981;
}

    .spec-item h4 {
        color: #10b981;
        margin-bottom: 8px;
        font-size: 1.1rem;
    }

    .spec-item p {
        color: #666;
        font-size: 0.95rem;
        margin: 0;
    }

.features {
    margin-top: 40px;
}

    .features h3 {
        color: #333;
        margin-bottom: 20px;
        font-size: 1.5rem;
    }

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.feature-card {
    background: white;
    padding: 25px;
    border-radius: 12px;
    border: 2px solid #f0f0f0;
    transition: all 0.3s;
}

    .feature-card:hover {
        border-color: #10b981;
        transform: translateY(-5px);
        box-shadow: 0 10px 25px rgba(16, 185, 129, 0.1);
    }

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.feature-card h4 {
    color: #333;
    margin-bottom: 10px;
    font-size: 1.2rem;
}

.feature-card p {
    color: #666;
    font-size: 0.95rem;
    margin: 0;
}

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

.info-card, .contact-card {
    background: white;
    padding: 30px;
    border-radius: 16px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
}

    .info-card h3, .contact-card h3 {
        color: #333;
        margin-bottom: 20px;
        font-size: 1.3rem;
    }

    .info-card ul {
        list-style: none;
    }

    .info-card li {
        padding: 10px 0;
        padding-left: 25px;
        position: relative;
        color: #555;
        border-bottom: 1px solid #f0f0f0;
    }

        .info-card li:before {
            content: "✓";
            position: absolute;
            left: 0;
            color: #10b981;
            font-weight: bold;
        }

    .contact-card p {
        color: #666;
        margin-bottom: 20px;
        line-height: 1.6;
    }

.contact-btn {
    display: block;
    width: 100%;
    padding: 15px;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    text-align: center;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
}

    .contact-btn:hover {
        transform: translateY(-2px);
        box-shadow: 0 5px 15px rgba(16, 185, 129, 0.3);
    }

@media (max-width: 968px) {
    .content-grid {
        grid-template-columns: 1fr;
    }

    .header-content h1 {
        font-size: 2rem;
    }
}