:root {
    --primary-color: #8B5CF6; /* Purple 500 from the app */
    --primary-dark: #7C3AED; /* Purple 600 from the app */
    --accent-color: #0EA5E9; /* Blue 500 from the app */
    --accent-dark: #0284C7; /* Blue 600 from the app */
    --neutral-800: #262626;
    --neutral-700: #404040;
    --neutral-600: #525252;
    --neutral-500: #737373;
    --neutral-400: #A3A3A3;
    --neutral-300: #D4D4D4;
    --neutral-200: #E5E5E5;
    --neutral-100: #F5F5F5;
    --neutral-50: #FAFAFA;
    --background-color: #FFFFFF;
    --border-radius-sm: 8px;
    --border-radius-md: 12px;
    --border-radius-lg: 16px;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-xxl: 48px;
}

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

body {
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--neutral-800);
    background-color: var(--background-color);
}

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

a {
    text-decoration: none;
    color: var(--primary-color);
    transition: color 0.3s ease;
}

a:hover {
    color: var(--primary-dark);
}

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

/* Header & Navigation */
header {
    background-color: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
    padding: var(--spacing-md) 0;
}

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

.logo-section {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.logo {
    display: flex;
    align-items: center;
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--neutral-800);
}

.logo img {
    height: 40px;
    margin-right: var(--spacing-sm);
}

.bolt-badge {
    display: flex;
    align-items: center;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.bolt-badge img {
    width: 48px;
    height: 48px;
    border-radius: 50%;
}

.bolt-badge:hover {
    transform: scale(1.05);
    opacity: 0.8;
}

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

.nav-links a {
    color: var(--neutral-700);
    font-weight: 500;
    transition: color 0.3s ease;
}

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

/* Hero Section */
.hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    padding: var(--spacing-xxl) 0;
    align-items: center;
}

.hero-content h1 {
    font-size: 3rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-lg);
    color: var(--neutral-800);
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--neutral-600);
    margin-bottom: var(--spacing-xl);
    max-width: 540px;
}

.highlight {
    color: var(--primary-color);
}

.download-buttons {
    display: flex;
    justify-content: flex-start;
}

.app-store-button {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background-color: var(--neutral-800);
    color: white;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius-md);
    transition: all 0.3s ease;
    text-decoration: none;
    min-width: 200px;
}

.app-store-button:hover {
    background-color: var(--neutral-700);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    color: white;
}

.apple-icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

.button-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    line-height: 1.2;
}

.download-text {
    font-size: 0.75rem;
    opacity: 0.8;
    font-weight: 400;
}

.store-text {
    font-size: 1rem;
    font-weight: 600;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.device-mockup {
    max-height: 600px;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
}

/* Features Section */
.features {
    background-color: var(--neutral-50);
    padding: var(--spacing-xxl) 0;
}

.features h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: var(--spacing-xxl);
    color: var(--neutral-800);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
}

.feature-card {
    background-color: white;
    border-radius: var(--border-radius-md);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--primary-color);
    border-radius: 50%;
    padding: var(--spacing-md);
}

.feature-icon img {
    max-width: 40px;
    filter: brightness(0) invert(1);
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--neutral-800);
}

.feature-card p {
    color: var(--neutral-600);
}

/* How it works section */
.how-it-works {
    padding: var(--spacing-xxl) 0;
}

.how-it-works h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: var(--spacing-xxl);
    color: var(--neutral-800);
}

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.step {
    text-align: center;
    position: relative;
}

.step-number {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    font-weight: 700;
    font-size: 1.25rem;
}

.step h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--neutral-800);
}

.step p {
    color: var(--neutral-600);
    margin-bottom: var(--spacing-lg);
}

.step-image {
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
    max-height: 300px;
    width: 100%;
    object-fit: cover;
}

/* Testimonials section */
.testimonials {
    background-color: var(--neutral-50);
    padding: var(--spacing-xxl) 0;
}

.testimonials h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: var(--spacing-xxl);
    color: var(--neutral-800);
}

.testimonial-slider {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.testimonial {
    background-color: white;
    border-radius: var(--border-radius-md);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
}

.testimonial p {
    color: var(--neutral-700);
    font-style: italic;
    margin-bottom: var(--spacing-lg);
    position: relative;
}

.testimonial p::before, .testimonial p::after {
    content: '"';
    font-size: 1.5rem;
    color: var(--primary-color);
    font-weight: 700;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.author-image {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
}

.testimonial-author h4 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xs);
    color: var(--neutral-800);
}

.testimonial-author span {
    font-size: 0.875rem;
    color: var(--neutral-500);
}

/* CTA Section */
.cta {
    text-align: center;
    padding: var(--spacing-xxl) 0;
}

.cta h2 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
    color: var(--neutral-800);
}

.cta p {
    font-size: 1.25rem;
    color: var(--neutral-600);
    margin-bottom: var(--spacing-xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta .download-buttons {
    justify-content: center;
}

/* Footer */
footer {
    background-color: var(--neutral-800);
    color: white;
    padding: var(--spacing-xxl) 0 var(--spacing-lg);
}

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

.footer-logo {
    display: flex;
    align-items: center;
    font-weight: 700;
    font-size: 1.5rem;
    color: white;
    margin-bottom: var(--spacing-lg);
}

.footer-logo img {
    height: 40px;
    margin-right: var(--spacing-sm);
    filter: brightness(0) invert(1);
}

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

.link-group h4 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-md);
    color: white;
}

.link-group a {
    display: block;
    color: var(--neutral-300);
    margin-bottom: var(--spacing-sm);
    transition: color 0.3s ease;
}

.link-group a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--neutral-700);
    color: var(--neutral-400);
    font-size: 0.875rem;
}

/* Responsive styles */
@media (max-width: 992px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content p {
        margin-left: auto;
        margin-right: auto;
    }

    .download-buttons {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .feature-grid {
        grid-template-columns: 1fr;
    }
    
    .steps {
        grid-template-columns: 1fr;
    }
    
    .testimonial-slider {
        grid-template-columns: 1fr;
    }
    
    .nav-links {
        display: none;
    }

    .app-store-button {
        min-width: 180px;
        padding: var(--spacing-sm) var(--spacing-md);
    }

    .apple-icon {
        width: 20px;
        height: 20px;
    }

    .download-text {
        font-size: 0.7rem;
    }

    .store-text {
        font-size: 0.9rem;
    }

    .logo-section {
        gap: var(--spacing-sm);
    }

    .bolt-badge img {
        width: 40px;
        height: 40px;
    }
}