:root {
    --primary-color: #1a73e8;
    --background-color: #121212;
    --surface-color: #1e1e1e;
    --text-color: #ffffff;
    --secondary-text: #b3b3b3;
    --accent-color: #ff4081;
}

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

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

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 0;
}

.hero {
    background: linear-gradient(135deg, #0d47a1, #1a237e);
    min-height: 100vh;
    display: flex;
    align-items: center;
    text-align: center;
}

.app-icon {
    margin-bottom: 2rem;
    animation: fadeIn 1s ease;
}

.app-icon img {
    width: 150px;
    height: 150px;
    border-radius: 40px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.hero h1 {
    font-size: 4rem;
    margin-bottom: 1rem;
    animation: fadeInDown 1s ease;
    line-height: 20px;
}

.screenshots {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.screenshots img {
    width: 100%;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease;
}

.screenshots img:hover {
    transform: translateY(-5px);
}

.gp-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-top: 2rem;
    padding: 1rem 2rem;
    background-color: #4285f4;
    color: white;
    text-decoration: none;
    border-radius: 4px;
    font-weight: bold;
    transition: all 0.3s ease;
}

.gp-button i {
    font-size: 1.5rem;
    margin-right: 0.75rem;
}

.gp-button:hover {
    background-color: #357abd;
    transform: translateY(-2px);
}

@media (max-width: 768px) {
    .screenshots {
        grid-template-columns: 1fr;
        max-width: 300px;
    }
    
    .app-icon img {
        width: 100px;
        height: 100px;
    }
    
    .gp-button {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }
    
    .gp-button i {
        font-size: 1.2rem;
        margin-right: 0.5rem;
    }
}

.tagline {
    font-size: 1.5rem;
    color: var(--secondary-text);
    margin-bottom: 2rem;
    animation: fadeIn 1.5s ease;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2rem;
    background-color: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 4px;
    transition: all 0.3s ease;
    animation: fadeInUp 1s ease;
}

.cta-button:hover {
    background-color: #1557b7;
    transform: translateY(-2px);
}

.features {
    background-color: var(--surface-color);
    padding: 4rem 0;
}

.features h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.5rem;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature {
    background-color: var(--background-color);
    padding: 2rem;
    border-radius: 8px;
    transition: transform 0.3s ease;
}

.feature:hover {
    transform: translateY(-5px);
}

.feature h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.testimonials {
    padding: 4rem 0;
}

.testimonials h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.5rem;
}

.testimonial {
    background-color: var(--surface-color);
    padding: 2rem;
    border-radius: 8px;
    margin-bottom: 2rem;
}

blockquote {
    font-style: italic;
    color: var(--secondary-text);
    margin-bottom: 1rem;
}

cite {
    display: block;
    text-align: right;
    color: var(--primary-color);
    font-weight: bold;
}

footer {
    background-color: #000;
    padding: 2rem 0;
    text-align: center;
}

footer p {
    color: var(--secondary-text);
    margin: 0.5rem 0;
}

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

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

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