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

:root {
    --primary-blue: #1e88e5;
    --dark-blue: #1565c0;
    --light-blue: #42a5f5;
    --bg-white: #ffffff;
    --bg-light: #f5f5f5;
    --bg-medium: #e8e8e8;
    --text-primary: #000000;
    --text-secondary: #666666;
    --border-color: #d0d0d0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-white);
}

/* Header */
header {
    background-color: var(--bg-white);
    color: var(--text-primary);
    padding: 1rem 0;
    border-bottom: 2px solid var(--primary-blue);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.navbar {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: center;
    align-items: center;
}

.nav-brand {
    display: flex;
    justify-content: center;
}

.nav-brand a {
    display: block;
}

.logo {
    height: 240px !important;
    width: auto !important;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-primary);
    text-decoration: none;
    transition: color 0.3s;
    padding: 0.5rem 1rem;
    border-radius: 4px;
}

.nav-links a:hover {
    color: var(--primary-blue);
    background-color: var(--bg-light);
}

/* Main content */
main {
    min-height: calc(100vh - 200px);
    background-color: var(--bg-white);
}

.hero {
    max-width: 1200px;
    margin: 0 auto;
    padding: 4rem 2rem;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-weight: 600;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-secondary);
}

/* Content Sections */
.content-section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

.text-content {
    max-width: 800px;
    margin: 2rem auto;
    padding: 0 1rem;
    text-align: center;
}

.text-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-primary);
    text-align: left;
}

.image-container {
    max-width: 1000px;
    margin: 2rem auto;
    text-align: center;
}

.screenshot {
    width: 100%;
    height: auto;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background-color: var(--primary-blue);
    color: #ffffff;
    text-decoration: none;
    border-radius: 4px;
    border: 2px solid var(--primary-blue);
    transition: all 0.3s;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
}

.btn:hover {
    background-color: var(--dark-blue);
    border-color: var(--dark-blue);
}

.download-button {
    background: white;
    color: #667eea;
    border: none;
    padding: 15px 30px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.download-button:hover {
    transform: scale(1.05);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

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

.btn-outline:hover {
    background-color: var(--primary-blue);
    color: #ffffff;
}

/* Cards */
.card {
    background-color: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    transition: all 0.3s;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.card:hover {
    border-color: var(--primary-blue);
    box-shadow: 0 4px 12px rgba(30, 136, 229, 0.3);
}

/* Footer */
footer {
    background-color: var(--bg-light);
    color: var(--text-primary);
    padding: 2rem 0 1rem;
    border-top: 2px solid var(--primary-blue);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

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

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section a:hover {
    color: var(--primary-blue);
}

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem 0;
    border-top: 1px solid var(--border-color);
    text-align: center;
    color: var(--text-secondary);
}

/* Download Page Styles */
.download-hero {
    text-align: center;
    padding: 60px 0;
}

.download-hero h1 {
    font-size: 3rem;
    color: var(--text-primary);
    margin-bottom: 20px;
}

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.download-card {
    background: var(--bg-white);
    border-radius: 12px;
    padding: 40px;
    margin: 40px auto;
    max-width: 600px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--border-color);
}

.download-info h2 {
    font-size: 2rem;
    color: var(--primary-blue);
    margin-bottom: 30px;
}

.feature-list {
    margin-bottom: 30px;
}

.feature-item {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.checkmark {
    color: #4caf50;
    font-weight: bold;
    margin-right: 12px;
    font-size: 1.2rem;
}

.pricing-info {
    background: var(--bg-light);
    padding: 25px;
    border-radius: 8px;
    margin-bottom: 30px;
    text-align: center;
}

.trial-text {
    font-size: 1.2rem;
    color: var(--primary-blue);
    font-weight: bold;
    margin-bottom: 10px;
}

.price-text {
    font-size: 2rem;
    color: var(--text-primary);
    font-weight: bold;
    margin-bottom: 10px;
}

.cancel-text {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.download-section {
    text-align: center;
}

.download-button.primary {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: var(--primary-blue);
    color: white;
    padding: 18px 35px;
    font-size: 1.3rem;
    font-weight: bold;
    text-decoration: none;
    border-radius: 8px;
    transition: background-color 0.3s ease;
    margin-bottom: 15px;
}

.download-button.primary:hover {
    background: var(--dark-blue);
}

.download-icon {
    font-size: 1.5rem;
}

.download-note {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 0;
}

.requirements-section,
.getting-started {
    margin-top: 60px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.requirements-section h3,
.getting-started h3 {
    font-size: 1.8rem;
    color: var(--text-primary);
    margin-bottom: 30px;
    text-align: center;
}

.requirements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.requirement-item {
    background: var(--bg-white);
    padding: 20px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.requirement-item strong {
    display: block;
    color: var(--primary-blue);
    margin-bottom: 8px;
}

.steps {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.step {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    background: var(--bg-white);
    padding: 25px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.step-number {
    background: var(--primary-blue);
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.step-content h4 {
    color: var(--text-primary);
    margin-bottom: 8px;
    font-size: 1.2rem;
}

.step-content p {
    color: var(--text-secondary);
    margin: 0;
}

/* Responsive Design for Download Page */
@media (max-width: 768px) {
    .download-hero h1 {
        font-size: 2.2rem;
    }
    
    .download-card {
        padding: 25px;
        margin: 20px 0;
    }
    
    .download-button.primary {
        padding: 15px 25px;
        font-size: 1.1rem;
    }
    
    .step {
        flex-direction: column;
        text-align: center;
    }
    
    .requirements-grid {
        grid-template-columns: 1fr;
    }
}