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

:root {
    --primary-color: #3a83d6;
    --secondary-color: #70d4ff;
    --text-color: #1a1a2e;
    --light-bg: #f8f9fa;
    --white: #ffffff;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
}

/* Header */
header {
    padding: 1.5rem 2rem;
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 0;
    z-index: 100;
}

nav {
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 6rem 2rem;
    background: linear-gradient(135deg, var(--light-bg) 0%, var(--white) 100%);
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.tagline {
    font-size: 1.5rem;
    color: var(--secondary-color);
    margin-bottom: 1.5rem;
}

.description {
    max-width: 600px;
    margin: 0 auto 2.5rem;
    font-size: 1.1rem;
    color: #666;
}

/* CTA Buttons */
.cta-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.btn-primary {
    background: var(--text-color);
    color: var(--white);
}

.btn-secondary {
    background: var(--primary-color);
    color: var(--white);
}

.btn-icon {
    font-size: 1.2rem;
}

/* Features Carousel */
.features-carousel {
    padding: 5rem 2rem;
    max-width: 100%;
    overflow: hidden;
}

.carousel-container {
    display: flex;
    gap: 2rem;
    padding: 0 2rem;
    max-width: 1400px;
    margin: 0 auto;
    overflow-x: auto;
    scroll-behavior: smooth;
    scrollbar-width: none;
}

.carousel-container::-webkit-scrollbar {
    display: none;
}

.feature {
    text-align: center;
    padding: 2rem;
    flex: 0 0 calc(25% - 1.5rem);
    min-width: 250px;
}

.feature h3 {
    font-size: 1.5rem;
    color: var(--secondary-color);
    margin-bottom: 0.75rem;
}

.feature p {
    color: #666;
}

/* Responsive carousel */
@media (max-width: 1200px) {
    .feature {
        flex: 0 0 calc(33.333% - 1.5rem);
        min-width: 200px;
    }
}

@media (max-width: 900px) {
    .feature {
        flex: 0 0 calc(50% - 1rem);
        min-width: 180px;
    }
}

@media (max-width: 600px) {
    .carousel-container {
        gap: 1rem;
        padding: 0 1rem;
    }

    .feature {
        flex: 0 0 calc(100% - 1rem);
        min-width: 150px;
        padding: 1.5rem 1rem;
    }
}

/* Footer */
footer {
    background: var(--text-color);
    color: var(--white);
    padding: 3rem 2rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.company-name {
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
}

.company-details {
    font-size: 0.9rem;
    opacity: 0.8;
    margin-bottom: 1.5rem;
}

.footer-links {
    display: flex;
    gap: 2rem;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.footer-links a {
    color: var(--white);
    text-decoration: none;
    opacity: 0.8;
    transition: opacity 0.2s;
}

.footer-links a:hover {
    opacity: 1;
}

.copyright {
    font-size: 0.85rem;
    opacity: 0.6;
}

/* Responsive Hero */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }

    .tagline {
        font-size: 1.2rem;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }

    .footer-links {
        flex-direction: column;
        gap: 1rem;
    }
}