:root {
    --primary-color: #bb86fc;
    --secondary-color: #3700b3;
    --accent-color: #03dac6;
    --light-color: #121212;
    --dark-color: #121212;
    --success-color: #4caf50;
    --font-primary: 'Inter', sans-serif;
    --font-secondary: 'Poppins', sans-serif;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
    --transition: all 0.3s ease;
    --bg-color: #121212;
    --card-bg: #1e1e1e;
    --text-color: #e0e0e0;
    --nav-bg: #1e1e1e;
    --footer-bg: #1e1e1e;
    --border-radius: 12px;
    --box-shadow: 0 10px 15px rgba(0, 0, 0, 0.3);
    --hover-shadow: 0 15px 25px rgba(0, 0, 0, 0.4);
    --nav-height: 80px;
    --spacing-unit: 1rem;
    --section-padding: 5rem;
}

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background-color: var(--bg-color);
    color: var(--text-color);
    overflow-x: hidden;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-unit);
}

header {
    background: var(--nav-bg);
    color: var(--text-color);
    padding: var(--spacing-unit) 0;
    box-shadow: var(--shadow);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition);
    animation: fadeInDown 0.5s ease;
    height: var(--nav-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 calc(var(--spacing-unit) * 2);
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo h1 {
    color: var(--primary-color);
    font-weight: 700;
    font-size: 1.8rem;
    margin: 0;
}

.logo p {
    margin: 0;
    color: var(--text-color);
    font-family: var(--font-secondary);
    font-size: 0.8rem;
}

nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    align-items: center;
    gap: calc(var(--spacing-unit) * 2);
}

nav ul li a {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
    padding: 0.5rem 0;
    font-family: var(--font-secondary);
    font-size: 1rem;
}

nav ul li a:hover {
    color: var(--primary-color);
}

nav ul li a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 0;
    background-color: var(--primary-color);
    transition: width 0.3s;
}

nav ul li a:hover::after {
    width: 100%;
}

main {
    padding: calc(var(--nav-height) + var(--spacing-unit) * 2) 0;
    min-height: calc(100vh - var(--nav-height));
}

section {
    padding: var(--section-padding) 0;
}

.hero {
    text-align: center;
    animation: fadeIn 0.5s ease;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: #fff;
    border-radius: var(--border-radius);
    margin: var(--spacing-unit) 0;
    box-shadow: var(--box-shadow);
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.hero h2 {
    font-size: 2.8rem;
    margin-bottom: var(--spacing-unit);
    color: #fff;
    font-weight: 700;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: calc(var(--spacing-unit) * 2);
    color: rgba(255, 255, 255, 0.9);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.btn {
    display: inline-block;
    background: var(--accent-color);
    color: #fff;
    padding: 0.8rem 1.8rem;
    text-decoration: none;
    border-radius: var(--border-radius);
    font-weight: 500;
    transition: var(--transition);
    font-family: var(--font-secondary);
    border: 2px solid transparent;
    margin-top: var(--spacing-unit);
}

.btn:hover {
    background: transparent;
    border-color: var(--accent-color);
    transform: translateY(-2px);
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: calc(var(--spacing-unit) * 2);
    margin-top: calc(var(--spacing-unit) * 2);
}

.service-card {
    background: var(--card-bg);
    padding: calc(var(--spacing-unit) * 2);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
    border-left: 5px solid var(--primary-color);
    position: relative;
    overflow: hidden;
    transform: translateY(20px);
    opacity: 0;
    animation: fadeInUp 0.5s ease forwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--hover-shadow);
}

.service-card h3 {
    color: var(--primary-color);
    margin-top: 0;
    font-size: 1.5rem;
}

.service-card p {
    color: var(--text-color);
    line-height: 1.6;
}

.contact {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    margin: var(--spacing-unit) 0;
    box-shadow: var(--box-shadow);
    padding: calc(var(--spacing-unit) * 2);
    animation: fadeIn 0.5s ease;
}

form {
    max-width: 500px;
    margin: 0 auto;
    padding: calc(var(--spacing-unit) * 2);
}

form label {
    display: block;
    margin: var(--spacing-unit) 0;
    font-weight: 500;
    color: var(--text-color);
}

form input, form textarea {
    width: 100%;
    padding: 0.8rem;
    margin: 0.5rem 0;
    border: 1px solid #444;
    border-radius: var(--border-radius);
    transition: var(--transition);
    font-family: var(--font-primary);
    background-color: var(--bg-color);
    color: var(--text-color);
}

form input:focus, form textarea:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 3px rgba(187, 134, 252, 0.3);
}

form button {
    background: var(--primary-color);
    color: #fff;
    border: none;
    padding: 0.8rem 1.8rem;
    cursor: pointer;
    border-radius: var(--border-radius);
    font-weight: 500;
    transition: var(--transition);
    margin-top: var(--spacing-unit);
    font-family: var(--font-secondary);
    font-size: 1rem;
}

form button:hover {
    background: #9a67ea;
    transform: translateY(-2px);
}

footer {
    background: var(--footer-bg);
    color: var(--text-color);
    text-align: center;
    padding: calc(var(--spacing-unit) * 3) 0;
    width: 100%;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: calc(var(--spacing-unit) * 2);
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.footer-section {
    flex: 1;
    min-width: 200px;
    text-align: left;
}

.footer-section h3 {
    color: var(--text-color);
    margin-bottom: var(--spacing-unit);
    font-size: 1.2rem;
}

.footer-section ul {
    list-style: none;
    padding: 0;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: var(--text-color);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section ul li a:hover {
    color: var(--primary-color);
}

.social-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-unit);
    margin-top: var(--spacing-unit);
}

.social-links a {
    color: var(--text-color);
    font-size: 1.5rem;
    transition: var(--transition);
}

.social-links a:hover {
    color: var(--primary-color);
}

.copyright {
    margin-top: calc(var(--spacing-unit) * 2);
    padding-top: var(--spacing-unit);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

@media (max-width: 768px) {
    :root {
        --section-padding: 3rem;
    }

    header {
        padding: 0 var(--spacing-unit);
    }

    nav ul {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-unit);
    }

    .hero h2 {
        font-size: 2rem;
    }

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

    .footer-content {
        flex-direction: column;
        text-align: center;
    }

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

    .service-card {
        animation: fadeIn 0.5s ease;
    }
}