:root {
    /* Colors */
    --primary-color: #515DEF;
    --primary-hover: #4149BE;
    --accent-color: #FF8682;
    --text-dark: #313131;
    --text-medium: #1C1B1F;
    --text-light: #79747E;
    --border-color: #F3F3F3;
    --background-light: #F9FAFB;
    --background-white: #FFFFFF;
    
    /* Typography */
    --font-family: 'Rajdhani', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-md: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    
    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-xxl: 48px;
    
    /* Border Radius */
    --border-radius-sm: 3px;
    --border-radius-md: 6px;
    --border-radius-lg: 8px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 2px 4px rgba(0,0,0,0.05);
    --shadow-lg: 0 4px 6px rgba(0,0,0,0.05);
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    color: var(--text-color);
    line-height: 1.5;
    background-color: var(--background-color);
    font-size: var(--body-size);
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
}

.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Header Styles */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(5px);
    z-index: 1000;
    height: 60px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    width: 100%;
}

.logo {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-color);
}

.logo span {
    color: var(--primary-color);
}

.btn-link {
    font-size: var(--body-size);
    font-weight: 500;
    color: var(--text-color);
    display: flex;
    align-items: center;
    transition: color 0.2s;
}

.btn-link i {
    margin-left: var(--spacing-xs);
    font-size: 12px;
    transition: transform 0.2s;
}

.btn-link:hover {
    color: var(--primary-color);
}

.btn-link:hover i {
    transform: translateX(3px);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-color);
    text-align: center;
    padding: 0 var(--spacing-md);
    margin: 0;
    box-sizing: border-box;
}

.hero-content {
    max-width: 600px;
    padding-top: 60px;
}

.hero h1 {
    font-size: 36px;
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

.hero p {
    font-size: var(--subheading-size);
    margin-bottom: var(--spacing-xl);
    opacity: 0.9;
    font-weight: 300;
}

/* Buttons */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    border-radius: var(--border-radius-md);
    font-weight: 500;
    transition: all 0.2s;
    cursor: pointer;
    font-size: 15px;
    background-color: var(--primary-color);
    color: var(--text-white);
    border: none;
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-primary i {
    margin-left: var(--spacing-xs);
    font-size: 14px;
}

/* Section Styles */
section {
    padding: var(--spacing-xxl) 0;
}

section:nth-child(odd) {
    background-color: var(--background-alt);
}

h2 {
    text-align: center;
    font-size: 24px;
    margin-bottom: var(--spacing-xl);
    color: var(--text-color);
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

h2:after {
    content: '';
    position: absolute;
    width: 40px;
    height: 2px;
    background-color: var(--primary-color);
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
}

/* Features and How It Works Sections Common Styling */
.features-grid, .steps-grid {
    display: grid;
    gap: var(--spacing-lg);
    width: 100%;
    max-width: 1140px;
    margin: 0 auto;
    padding: var(--spacing-xl) 0;
}

.features-grid {
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(2, auto);
}

.steps-grid {
    grid-template-columns: repeat(4, 1fr);
}

.feature-card, .step-card {
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-md);
    text-align: center;
    transition: transform 0.2s, box-shadow 0.2s;
    background-color: var(--background-color);
    box-shadow: var(--shadow-sm);
    height: 100%;
}

/* Override background color for specific cards based on their section background */
.features .feature-card {
    background-color: var(--background-color);
}

.how-it-works .step-card {
    background-color: var(--background-alt);
}

.feature-card:hover, .step-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.feature-card i, .step-number {
    color: white;
    margin-bottom: var(--spacing-md);
}

.feature-card i {
    font-size: 32px;
    color: var(--primary-color);
}

.step-number {
    width: 48px;
    height: 48px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    font-weight: 600;
    font-size: 18px;
}

.feature-card h3, .step-card h3 {
    font-size: 17px;
    margin-bottom: var(--spacing-sm);
    color: var(--text-color);
}

.feature-card p, .step-card p {
    font-size: var(--small-size);
    color: var(--text-light);
}

/* Features Section */
.features {
    min-height: calc(100vh - 60px);
    display: flex;
    align-items: center;
    padding-top: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
}

/* How It Works Section */
.how-it-works {
    min-height: calc(100vh - 60px);
    display: flex;
    align-items: center;
    padding: 0;
}

.how-it-works .container {
    width: 100%;
    padding: var(--spacing-xxl) var(--spacing-md);
}

/* Testimonials Section */
.testimonials {
    min-height: calc(100vh - 60px);
    display: flex;
    align-items: center;
    padding: 0;
}

.testimonials .container {
    width: 100%;
    padding: var(--spacing-xxl) var(--spacing-md);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    width: 100%;
    max-width: 1140px;
    margin: 0 auto;
    padding: var(--spacing-xl) 0;
}

.testimonial-card {
    background: var(--background-color);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
    position: relative;
    height: 100%;
    transition: transform 0.2s, box-shadow 0.2s;
}

.testimonial-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.testimonial-card i {
    color: var(--primary-color);
    opacity: 0.2;
    font-size: 24px;
    margin-bottom: var(--spacing-sm);
}

.testimonial-card p {
    margin-bottom: var(--spacing-md);
    font-size: var(--body-size);
    color: var(--text-color);
}

.testimonial-author {
    font-weight: 500;
    display: flex;
    font-size: var(--small-size);
    color: var(--text-color);
}

.testimonial-author span {
    color: var(--text-light);
    margin-left: var(--spacing-xs);
    font-weight: 400;
}

/* FAQ Section */
.faq {
    min-height: calc(100vh - 60px);
    display: flex;
    align-items: center;
    padding: 0;
}

.faq .container {
    width: 100%;
    padding: var(--spacing-xxl) var(--spacing-md);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-lg);
    width: 100%;
    max-width: 800px;
    margin: var(--spacing-xl) auto 0;
}

.faq-item {
    border-radius: var(--border-radius-md);
    background-color: var(--background-alt);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--spacing-md);
    transition: transform 0.2s, box-shadow 0.2s;
}

.faq-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.faq-question {
    padding: var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: background-color 0.2s;
}

.faq-question:hover {
    background-color: rgba(0,0,0,0.01);
}

.faq-question h3 {
    font-size: 16px;
    font-weight: 500;
    color: var(--text-color);
}

.faq-question i {
    font-size: 14px;
    color: var(--primary-color);
    transition: transform 0.2s;
}

.faq-answer {
    padding: 0 var(--spacing-md);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.2s ease-out, padding 0.2s ease;
}

.faq-item.active .faq-answer {
    padding: 0 var(--spacing-md) var(--spacing-md);
    max-height: 500px;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer p {
    color: var(--text-light);
    font-size: var(--small-size);
}

/* Footer */
.footer {
    backdrop-filter: blur(5px);
    background: rgba(255, 255, 255, 0.98);
    color: var(--text-color);
    padding: var(--spacing-lg) 0;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
}

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

.footer p {
    font-size: var(--small-size);
    opacity: 0.8;
}

.footer-links {
    display: flex;
    gap: var(--spacing-lg);
}

.footer-links a {
    opacity: 0.7;
    font-size: var(--small-size);
    transition: opacity 0.2s;
}

.footer-links a:hover {
    opacity: 1;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero {
        height: 70vh;
    }
    
    .hero h1 {
        font-size: 28px;
    }
    
    .hero p {
        font-size: 16px;
    }
    
    .faq-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    h2 {
        font-size: 22px;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 24px;
    }
    
    .hero p {
        font-size: 15px;
    }
    
    .features-grid,
    .steps-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--spacing-md);
    }
    
    section {
        padding: var(--spacing-xl) 0;
    }
}

@media (max-width: 992px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: repeat(3, auto);
    }
    
    .steps-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .features-grid {
        grid-template-columns: 1fr;
        grid-template-rows: repeat(6, auto);
    }
    
    .steps-grid {
        grid-template-columns: 1fr;
    }
}