:root {
    --primary-color: #5D3FD3;
    --secondary-color: #8A70D6;
    --accent-color: #E9DFFC;
    --text-color: #333333;
    --light-text: #666666;
    --background-color: #FFFFFF;
    --light-background: #F8F0FF;
    --border-radius: 10px;
    --box-shadow: 0 5px 15px rgba(93, 63, 211, 0.1);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    background-color: var(--background-color);
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

a {
    text-decoration: none;
    color: var(--primary-color);
    transition: var(--transition);
}

ul {
    list-style: none;
}

img, svg {
    max-width: 100%;
    height: auto;
}

section {
    padding: 80px 0;
}

h1, h2, h3 {
    margin-bottom: 20px;
    line-height: 1.2;
}

h1 {
    font-size: 2.8rem;
    font-weight: 700;
    color: var(--primary-color);
}

h2 {
    font-size: 2.2rem;
    text-align: center;
    color: var(--primary-color);
    position: relative;
    margin-bottom: 40px;
}

h2:after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: var(--secondary-color);
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
}

h3 {
    font-size: 1.5rem;
    color: var(--secondary-color);
}

p {
    margin-bottom: 15px;
    color: var(--light-text);
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
}

.primary-btn {
    background-color: var(--primary-color);
    color: white;
    border: 2px solid var(--primary-color);
}

.primary-btn:hover {
    background-color: transparent;
    color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: var(--box-shadow);
}

.secondary-btn {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.secondary-btn:hover {
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-3px);
    box-shadow: var(--box-shadow);
}

/* Header */
header {
    padding: 20px 0;
    background-color: white;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-container a {
    display: flex;
    align-items: center;
    color: var(--primary-color);
    font-weight: 700;
    font-size: 1.3rem;
}

.logo-container svg {
    margin-right: 10px;
}

nav ul {
    display: flex;
}

nav ul li {
    margin-left: 30px;
}

nav ul li a {
    color: var(--text-color);
    font-weight: 500;
}

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

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-btn span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--primary-color);
    margin: 5px 0;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    background-color: var(--light-background);
    text-align: center;
    padding: 100px 0 50px;
}

.subtitle {
    font-size: 1.2rem;
    color: var(--light-text);
    max-width: 700px;
    margin: 0 auto 30px;
}

.cta-buttons {
    margin: 30px 0;
}

.cta-buttons .btn {
    margin: 0 10px 10px;
}

.hero-visual {
    max-width: 700px;
    margin: 50px auto 0;
}

/* Features Section */
.features {
    background-color: white;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.feature-card {
    background-color: white;
    padding: 30px;
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-10px);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin-bottom: 20px;
}

/* How It Works Section */
.how-it-works {
    background-color: var(--light-background);
}

.steps {
    display: flex;
    justify-content: space-between;
    margin: 50px 0;
    flex-wrap: wrap;
}

.step {
    flex: 1;
    min-width: 250px;
    text-align: center;
    padding: 20px;
    margin-bottom: 20px;
}

.step-number {
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 20px;
}

.cta-center {
    text-align: center;
    margin-top: 40px;
}

/* FAQ Section */
.faq {
    background-color: white;
}

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

.accordion-item {
    margin-bottom: 15px;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 3px 10px rgba(0,0,0,0.05);
}

.accordion-title {
    width: 100%;
    text-align: left;
    padding: 20px;
    background-color: white;
    border: none;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-color);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.accordion-icon {
    width: 24px;
    height: 24px;
    transition: var(--transition);
}

.accordion-item.active .accordion-icon {
    transform: rotate(180deg);
}

.accordion-content {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.accordion-item.active .accordion-content {
    padding: 0 20px 20px;
}

/* Testimonials Section */
.testimonials {
    background-color: var(--light-background);
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.testimonial-card {
    background-color: white;
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.stars {
    color: #FFD700;
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.testimonial-author {
    font-weight: 600;
    margin-top: 20px;
    color: var(--primary-color);
}

/* Final CTA Section */
.final-cta {
    background-color: var(--primary-color);
    color: white;
    text-align: center;
}

.final-cta h2 {
    color: white;
}

.final-cta h2:after {
    background-color: white;
}

.final-cta p {
    color: rgba(255, 255, 255, 0.8);
    max-width: 600px;
    margin: 0 auto 30px;
}

.final-cta .primary-btn {
    background-color: white;
    color: var(--primary-color);
    border-color: white;
}

.final-cta .primary-btn:hover {
    background-color: transparent;
    color: white;
}

/* Footer */
footer {
    background-color: #333;
    color: white;
    padding: 60px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand {
    display: flex;
    flex-direction: column;
}

.footer-brand svg {
    margin-bottom: 10px;
}

.footer-brand span {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
}

.footer-links h3 {
    color: white;
    margin-bottom: 20px;
    font-size: 1.2rem;
}

.footer-links ul li {
    margin-bottom: 10px;
}

.footer-links ul li a {
    color: rgba(255, 255, 255, 0.7);
}

.footer-links ul li a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
}

/* Media Queries */
@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.8rem;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    nav ul {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: white;
        flex-direction: column;
        padding: 20px 0;
        box-shadow: 0 5px 10px rgba(0,0,0,0.1);
    }
    
    nav ul.active {
        display: flex;
    }
    
    nav ul li {
        margin: 10px 0;
        text-align: center;
    }
    
    .mobile-menu-btn.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 6px);
    }
    
    .mobile-menu-btn.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-btn.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -6px);
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    section {
        padding: 50px 0;
    }
    
    .hero {
        padding: 70px 0 40px;
    }
    
    .features-grid,
    .testimonial-grid {
        grid-template-columns: 1fr;
    }
    
    .steps {
        flex-direction: column;
    }
}