:root {
    --primary-color: #343541;
    --secondary-color: #444654;
    --text-color: #ffffff;
    --light-bg: #2d2d2d;
    --dark-bg: #1a1a1a;
    --accent-color: #2962ff;
    --card-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}

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

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

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

.hero {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 100px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(41, 98, 255, 0.1), transparent);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-size: 4rem;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent-color);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.tagline {
    font-size: 1.5rem;
    opacity: 0.9;
}

.intro {
    padding: 80px 0;
    text-align: center;
    background-color: var(--primary-color);
}

.intro h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: var(--accent-color);
}

.features {
    padding: 80px 0;
    background-color: var(--light-bg);
}

.features .container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    padding: 30px;
    border-radius: 15px;
    box-shadow: var(--card-shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid rgba(41, 98, 255, 0.1);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 12px rgba(0, 0, 0, 0.4);
    border-color: var(--accent-color);
}

.feature-card .icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: var(--accent-color);
}

.feature-card h3 {
    color: var(--accent-color);
    margin-bottom: 15px;
    font-size: 1.5rem;
}

.feature-card ul {
    list-style: none;
    color: var(--text-color);
}

.feature-card ul li {
    margin-bottom: 10px;
    padding-left: 20px;
    position: relative;
}

.feature-card ul li:before {
    content: "•";
    color: var(--accent-color);
    position: absolute;
    left: 0;
}

.cta {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 80px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(41, 98, 255, 0.1), transparent);
    z-index: 1;
}

.cta-button {
    display: inline-block;
    padding: 15px 40px;
    background: var(--accent-color);
    color: white;
    text-decoration: none;
    border-radius: 30px;
    font-weight: bold;
    margin-top: 30px;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    position: relative;
    z-index: 2;
}

.cta-button:hover {
    transform: scale(1.05);
    background: transparent;
    border-color: var(--accent-color);
    box-shadow: 0 0 20px rgba(41, 98, 255, 0.3);
}

footer {
    background: var(--dark-bg);
    color: var(--text-color);
    padding: 20px 0;
    text-align: center;
    border-top: 1px solid rgba(41, 98, 255, 0.1);
}

.faq {
    padding: 80px 0;
    background-color: var(--primary-color);
}

.faq h2 {
    text-align: center;
    margin-bottom: 40px;
    color: var(--accent-color);
    font-size: 2.5rem;
}

.accordion {
    max-width: 800px;
    margin: 0 auto;
}

.accordion-item {
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    border-radius: 15px;
    margin-bottom: 16px;
    box-shadow: var(--card-shadow);
    overflow: hidden;
    border: 1px solid rgba(41, 98, 255, 0.1);
}

.accordion-header {
    width: 100%;
    padding: 20px;
    background: transparent;
    border: none;
    text-align: left;
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--accent-color);
    cursor: pointer;
    position: relative;
    transition: all 0.3s ease;
}

.accordion-header:hover {
    background-color: rgba(41, 98, 255, 0.1);
}

.accordion-content {
    padding: 0;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
    color: var(--text-color);
}

.accordion-item.active .accordion-content {
    padding: 20px;
    max-height: 500px;
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 3rem;
    }
    
    .tagline {
        font-size: 1.2rem;
    }
    
    .features .container {
        grid-template-columns: 1fr;
    }
}

.accordion-content p {
    margin: 0;
    line-height: 1.6;
}