:root {
    --primary-color: #2C3E50;
    --secondary-color: #3498DB;
    --text-color: #333;
    --light-gray: #f5f5f5;
    --white: #ffffff;
    --spacing-unit: 1rem;
}

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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
}

/* Header & Navigation */
.header {
    position: fixed;
    width: 100%;
    background: var(--white);
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    z-index: 1000;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    max-width: 1200px;
    margin: 0 auto;
}

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

.nav-links {
    display: none;
    list-style: none;
}

.nav-links.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--white);
    padding: 1rem;
}

.nav-links li {
    margin: 0.5rem 0;
}

.nav-links a {
    text-decoration: none;
    color: var(--primary-color);
    font-weight: 500;
}

.menu-toggle {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
}

.menu-toggle span {
    display: block;
    height: 3px;
    width: 100%;
    background-color: var(--primary-color);
    border-radius: 3px;
}

/* Main Content */
main {
    padding-top: 60px;
}

section {
    padding: 4rem 1rem;
}

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

/* Hero Section */
.hero {
    text-align: center;
    padding: 6rem 1rem;
    background: var(--light-gray);
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-top: 2rem;
}

.service-card {
    padding: 2rem;
    background: var(--light-gray);
    border-radius: 8px;
    text-align: center;
}

/* Team Section */
.team-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-top: 2rem;
}

.team-member {
    text-align: center;
    padding: 2rem;
    background: var(--light-gray);
    border-radius: 8px;
}

/* Contact Section */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 600px;
    margin: 2rem auto 0;
}

.contact-form input,
.contact-form textarea {
    padding: 1rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-family: inherit;
}

.contact-form textarea {
    min-height: 150px;
    resize: vertical;
}

/* Buttons */
.cta-button {
    display: inline-block;
    padding: 1rem 2rem;
    background: var(--secondary-color);
    color: var(--white);
    text-decoration: none;
    border-radius: 4px;
    font-weight: 600;
    transition: background-color 0.3s ease;
}

.cta-button:hover {
    background: #2980B9;
}

/* Footer */
.footer {
    text-align: center;
    padding: 2rem;
    background: var(--light-gray);
}

/* Brands Section */
.brands-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-top: 2rem;
}

.brand-card {
    padding: 2rem;
    background: var(--white);
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.brand-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

.brand-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.brand-card p {
    margin-bottom: 1.5rem;
    color: var(--text-color);
}

.brand-link {
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.brand-link:hover {
    text-decoration: underline;
}

/* Media Queries */
@media (min-width: 768px) {
    .nav-links {
        display: flex;
        gap: 2rem;
    }

    .menu-toggle {
        display: none;
    }

    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }

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

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

@media (min-width: 1024px) {
    .team-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .hero h1 {
        font-size: 3.5rem;
    }

    .brands-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}