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

:root {
    --dark-text: #1a1a1a;
    --light-text: #666666;
    --light-bg: #f5f5f5;
    --white: #ffffff;
    --border: #e5e7eb;
    --black: #000000;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--white);
    color: var(--dark-text);
    line-height: 1.6;
}

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

/* Navigation */
.navbar {
    background-color: var(--white);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
}

.nav-logo img {
    height: 120px;
    width: 120px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2.5rem;
    flex: 1;
    margin-left: 3rem;
}

.nav-menu a {
    color: var(--dark-text);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.2s ease;
}

.nav-menu a:hover {
    color: var(--light-text);
}

.nav-cta {
    background-color: var(--black);
    color: var(--white);
    padding: 0.6rem 1.5rem;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: background-color 0.2s ease;
    white-space: nowrap;
}

.nav-cta:hover {
    background-color: #333333;
}

/* Hero Section */
.hero {
    padding: 60px 10px 55px 10px;
    background-color: var(--white);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

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

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

.hero-label {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--light-text);
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    line-height: 1.15;
    color: var(--dark-text);
    font-weight: 700;
}

.hero p {
    font-size: 1.1rem;
    color: var(--light-text);
    margin-bottom: 2rem;
    line-height: 1.8;
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.hero-banner {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 500px;
}

.banner-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 12px;
}

.button {
    padding: 0.8rem 2rem;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.2s ease;
    border: none;
    cursor: pointer;
    display: inline-block;
}

.button-primary {
    background-color: var(--black);
    color: var(--white);
}

.button-primary:hover {
    background-color: #333333;
    transform: translateY(-1px);
}

.button-secondary {
    background-color: transparent;
    color: var(--dark-text);
    border: 1px solid var(--border);
}

.button-secondary:hover {
    border-color: var(--dark-text);
    background-color: var(--light-bg);
}

.no-card {
    font-size: 0.85rem;
    color: var(--light-text);
}

/* Services Section */
.services {
    padding: 120px 0;
    background-color: var(--white);
}

.services h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--dark-text);
    font-weight: 700;
}

.section-subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: var(--light-text);
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
}

.service-card {
    padding: 2.5rem;
    border-radius: 10px;
    border: 1px solid var(--border);
    background-color: var(--white);
    transition: all 0.3s ease;
    text-align: left;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.service-icon {
    font-size: 2.5rem;
    margin-bottom: 1.2rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background-color: var(--dark-text);
    color: var(--white);
    border-radius: 8px;
    line-height: 1;
    font-weight: 700;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

.service-card:hover {
    border-color: var(--dark-text);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    transform: translateY(-3px);
}

.service-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--dark-text);
    font-weight: 600;
}

.service-card p {
    color: var(--light-text);
    line-height: 1.8;
    font-size: 0.95rem;
}

/* Why Work With Us Section */
.why-work-with-us {
    padding: 120px 0;
    background-color: var(--light-bg);
}

.why-work-with-us h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--dark-text);
    font-weight: 700;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
}

.benefit-card {
    background-color: var(--white);
    padding: 2.5rem;
    border-radius: 10px;
    border: 1px solid var(--border);
    transition: all 0.3s ease;
    text-align: center;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.benefit-icon {
    font-size: 1.5rem;
    margin-bottom: 1.2rem;
    display: inline-block;
    line-height: 1;
    color: var(--dark-text);
    font-weight: 300;
}

.benefit-card:hover {
    border-color: var(--dark-text);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    transform: translateY(-3px);
}

.benefit-card h3 {
    font-size: 1.2rem;
    margin-bottom: 0.8rem;
    color: var(--dark-text);
    font-weight: 600;
}

.benefit-card p {
    color: var(--light-text);
    line-height: 1.7;
    font-size: 0.95rem;
}

/* Demo Section */
.demo {
    padding: 120px 0;
    background-color: var(--white);
}

.demo h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--dark-text);
    font-weight: 700;
}

.demo .section-subtitle {
    display: block;
}

.videos-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    max-width: 900px;
    margin: 0 auto;
}

.video-card {
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid var(--border);
    background-color: var(--white);
}

.video-card h3 {
    padding: 1.5rem 1.5rem 1rem 1.5rem;
    font-size: 1.3rem;
    color: var(--dark-text);
    font-weight: 600;
    margin: 0;
}

.video-container {
    overflow: hidden;
}

.video-container video {
    width: 100%;
    height: auto;
    display: block;
    background-color: #000;
}

.video-description {
    padding: 1rem 1.5rem 1.5rem 1.5rem;
    color: var(--light-text);
    font-size: 0.95rem;
    line-height: 1.7;
    margin: 0;
}

.video-note {
    text-align: center;
    padding: 1.5rem;
    color: var(--light-text);
    font-size: 0.85rem;
}

/* Contact Section */
.contact {
    padding: 120px 0;
    background-color: var(--light-bg);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact-content h2 {
    font-size: 2.2rem;
    margin-bottom: 1rem;
    color: var(--dark-text);
    font-weight: 700;
}

.contact-content p {
    font-size: 1rem;
    color: var(--light-text);
    line-height: 1.8;
}

.contact-form {
    background-color: var(--white);
    padding: 2.5rem;
    border-radius: 10px;
    border: 1px solid var(--border);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    background-color: var(--white);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--dark-text);
    font-family: inherit;
    font-size: 0.95rem;
    transition: all 0.2s ease;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
    color: #999999;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--dark-text);
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.05);
}

.contact-form .button-primary {
    width: 100%;
    margin-top: 0.5rem;
}

/* Footer */
.footer {
    background-color: var(--dark-text);
    color: var(--white);
    padding: 3rem 0 2rem 0;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-section h4 {
    font-size: 1rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.footer-section p {
    font-size: 0.9rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.8);
    margin: 0.5rem 0;
}

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

.footer-section a:hover {
    opacity: 0.7;
}

.footer-bottom {
    text-align: center;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.85rem;
}

.footer-bottom p {
    margin: 0.25rem 0;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero {
        grid-template-columns: 1fr;
    }

    .hero h1 {
        font-size: 2.8rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .hero-banner {
        height: 400px;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }

    .hero {
        grid-template-columns: 1fr;
        padding: 60px 20px 40px 20px;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 0.95rem;
        line-height: 1.7;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .button {
        width: 100%;
        text-align: center;
    }

    .hero-banner {
        height: 300px;
    }

    .services h2,
    .why-work-with-us h2,
    .demo h2 {
        font-size: 2rem;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .benefits-grid {
        grid-template-columns: 1fr;
    }

    .videos-grid {
        gap: 2rem;
    }

    .video-card h3 {
        font-size: 1.1rem;
        padding: 1.5rem 1.5rem 0.5rem 1.5rem;
    }

    .video-container {
        padding: 0 1.5rem;
    }

    .video-description {
        padding: 1rem 1.5rem 1.5rem 1.5rem;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}