/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #334155;
    background-color: #FFFFFF;
}

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

/* Typography */
h1, h2, h3, h4 {
    line-height: 1.2;
    font-weight: 600;
    color: #1E293B;
}

h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

h4 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

p {
    margin-bottom: 1rem;
    color: #64748B;
    line-height: 1.6;
}

/* Buttons */
.cta-button {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    border: none;
    font-size: 0.9rem;
    transition: all 0.2s ease;
}

.cta-button.primary {
    background-color: #4F46E5;
    color: white;
}

.cta-button.primary:hover {
    background-color: #4338CA;
    transform: translateY(-1px);
}

.cta-button.secondary {
    background-color: transparent;
    color: #4F46E5;
    border: 2px solid #4F46E5;
}

.cta-button.secondary:hover {
    background-color: #4F46E5;
    color: white;
}

/* Product Pricing */
.product-price {
    font-size: 1.125rem;
    font-weight: 600;
    color: #4F46E5;
    margin-bottom: 12px;
}

/* Logo and Branding */
.logo {
    width: 50px;
    height: 50px;
}

.brand-name {
    font-size: 1.8rem;
    font-weight: 600;
    color: #1E293B;
    margin-left: 12px;
}

.logo-section {
    display: flex;
    align-items: center;
    margin-bottom: 1.5rem;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #F8FAFC 0%, #E2E8F0 100%);
    padding: 60px 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="tatami" x="0" y="0" width="20" height="20" patternUnits="userSpaceOnUse"><rect width="20" height="20" fill="none"/><path d="M0 10h20M10 0v20" stroke="%23E2E8F0" stroke-width="0.5" opacity="0.3"/></pattern></defs><rect width="100" height="100" fill="url(%23tatami)"/></svg>') repeat;
    opacity: 0.1;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    max-width: 500px;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: #64748B;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.hero-cta {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-image {
    display: flex;
    justify-content: center;
}

/* Placeholder Images */
.placeholder-image {
    background: linear-gradient(135deg, #E2E8F0, #CBD5E1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #64748B;
    font-weight: 500;
    text-align: center;
    padding: 20px;
    min-height: 200px;
    width: 100%;
}

.hero-image .placeholder-image {
    width: 400px;
    height: 300px;
}

/* Sections */
section {
    padding: 60px 0;
}

.centered-section {
    text-align: center;
}

.centered-section .container {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.centered-section .section-content {
    text-align: left;
}

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

.section-content.reverse {
    grid-template-columns: 1fr 1fr;
}

.section-content.reverse .content-text {
    order: 2;
}

.section-content.reverse .content-image {
    order: 1;
}

/* Introduction Section */
.intro {
    background-color: #F8FAFC;
}

.intro-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 2rem;
}

.stat {
    text-align: center;
    padding: 20px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: #4F46E5;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: #64748B;
    font-size: 0.875rem;
}

/* Products Section */
.products {
    padding: 80px 0;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 3rem;
}

.product-card {
    background: white;
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    border: 1px solid #E2E8F0;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.product-image {
    margin-bottom: 20px;
}

.product-image .placeholder-image {
    height: 180px;
}

.product-info h3 {
    color: #1E293B;
    margin-bottom: 12px;
}

.product-info p {
    font-size: 0.875rem;
    margin-bottom: 16px;
}

.product-features {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 20px;
}

.product-features span {
    font-size: 0.8rem;
    color: #B45309;
    font-weight: 500;
}

/* Features and Services */
.features-grid,
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 3rem;
}

.feature,
.service {
    text-align: center;
    padding: 30px 20px;
}

.feature-icon,
.service-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, #4F46E5, #6366F1);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.feature-icon svg,
.service-icon svg {
    width: 28px;
    height: 28px;
}

/* Why Choose Us */
.why-choose {
    background-color: #F8FAFC;
}

/* Climate Features and Space Solutions */
.climate-features,
.space-solutions,
.sustainability {
    padding: 80px 0;
}

.climate-features {
    background: linear-gradient(135deg, #EEF2FF, #E0E7FF);
}

.space-solutions {
    background-color: #FFFBEB;
}

.sustainability {
    background-color: #F0FDF4;
}

.feature-list {
    list-style: none;
    margin-top: 1.5rem;
}

.feature-list li {
    padding: 8px 0;
    color: #64748B;
    position: relative;
    padding-left: 24px;
}

.feature-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #4F46E5;
    font-weight: bold;
}

/* Services */
.services {
    background-color: #F8FAFC;
}

/* Testimonials */
.testimonials {
    padding: 80px 0;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 3rem;
}

.testimonial {
    background: white;
    padding: 30px;
    border-radius: 16px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    border-left: 4px solid #B45309;
}

.testimonial p {
    font-style: italic;
    margin-bottom: 1rem;
    color: #1E293B;
}

.testimonial-author {
    font-size: 0.875rem;
    color: #64748B;
    font-weight: 500;
}

/* Contact Section */
.contact {
    background-color: #F8FAFC;
    padding: 80px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    margin-top: 3rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 30px;
}

.contact-icon {
    width: 40px;
    height: 40px;
    background: #4F46E5;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
}

.contact-icon svg {
    width: 20px;
    height: 20px;
}

.contact-item h3 {
    color: #1E293B;
    margin-bottom: 4px;
}

.contact-item a {
    color: #4F46E5;
    text-decoration: none;
}

.contact-item a:hover {
    text-decoration: underline;
}

/* Contact Form */
.contact-form {
    background: white;
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.form-group {
    margin-bottom: 20px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #E2E8F0;
    border-radius: 8px;
    font-size: 0.9rem;
    transition: border-color 0.2s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #4F46E5;
}

/* Footer */
.footer {
    background-color: #1E293B;
    color: #94A3B8;
    padding: 50px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 30px;
}

.footer-links {
    display: flex;
    gap: 40px;
}

.footer-column {
    flex: 1;
}

.footer-logo {
    display: flex;
    align-items: center;
    margin-bottom: 16px;
}

.footer-logo .brand-name {
    color: white;
}

.footer-section h4 {
    color: white;
    margin-bottom: 16px;
    font-size: 1rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 8px;
}

.footer-section ul li a {
    color: #94A3B8;
    text-decoration: none;
    transition: color 0.2s ease;
}

.footer-section ul li a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid #334155;
    padding-top: 20px;
    text-align: center;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }

    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    .hero .container {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .hero-image .placeholder-image {
        width: 100%;
        max-width: 400px;
        height: 250px;
    }

    .hero-main-image {
        max-width: 100%;
        height: 280px;
    }

    .content-image-photo {
        max-width: 100%;
        height: 250px;
    }

    .section-content,
    .section-content.reverse {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .section-content.reverse .content-text,
    .section-content.reverse .content-image {
        order: initial;
    }

    .intro-stats {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .products-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .features-grid,
    .services-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }

    .footer-links {
        flex-direction: column;
        gap: 20px;
    }

    .hero-cta {
        justify-content: center;
    }

    section {
        padding: 40px 0;
    }

    .climate-features,
    .space-solutions,
    .sustainability,
    .testimonials,
    .contact {
        padding: 60px 0;
    }
}