/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    overflow-y: scroll;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
    padding: 40px 20px;
    max-width: 800px;
    margin: 0 auto;
}

/* Navigation */
nav {
    margin-bottom: 60px;
    text-align: right;
    position: relative;
    min-height: 120px;
}

nav a {
    color: #333;
    text-decoration: none;
    display: block;
    margin-bottom: 10px;
    font-size: 16px;
    font-weight: 400;
    line-height: 1.4;
}

nav a:hover {
    text-decoration: underline;
}

nav a.active {
    font-weight: 600;
}

/* Main heading */
h1 {
    font-size: 2.5rem;
    font-weight: 300;
    margin-bottom: 30px;
    color: #333;
}

/* Description paragraph */
.description {
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 40px;
    color: #555;
    max-width: 600px;
}

/* Social icons */
.social-icons {
    display: flex;
    gap: 15px;
    margin-top: 40px;
}

.social-icons a {
    display: inline-block;
    transition: opacity 0.2s ease;
}

.social-icons a:hover {
    opacity: 0.7;
}

.social-icons svg {
    width: 24px;
    height: 24px;
}

/* Content sections for Vibe Coding page */
.content-section {
    margin-bottom: 40px;
}

.content-section h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: #333;
}

.content-section h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 15px;
    margin-top: 30px;
    color: #333;
}

.content-section p {
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 20px;
    color: #555;
    text-align: justify;
}

.content-section ul {
    margin-left: 20px;
    margin-bottom: 20px;
}

.content-section li {
    margin-bottom: 8px;
    color: #555;
}

.content-section a {
    color: #0066cc;
    text-decoration: none;
}

.content-section a:hover {
    text-decoration: underline;
}

/* Research page styles */
.demo-button {
    display: inline-block;
    background: linear-gradient(to right, #CC766C, #D4A27F);
    color: white;
    text-decoration: none;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    margin-bottom: 30px;
    transition: opacity 0.2s ease;
}

.demo-button:hover {
    opacity: 0.9;
    text-decoration: none;
}

.research-title {
    text-align: left;
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 40px;
    color: #333;
}

.research-content {
    text-align: justify;
    font-size: 1rem;
    line-height: 1.7;
    color: #555;
}

.research-content h3 {
    font-weight: 600;
    margin-top: 30px;
    margin-bottom: 15px;
    color: #333;
    text-align: left;
}

.research-content p {
    margin-bottom: 20px;
}

.research-content ul {
    margin-left: 20px;
    margin-bottom: 20px;
}

.research-content li {
    margin-bottom: 8px;
}

.footnote {
    margin-top: 60px;
    padding-top: 20px;
    border-top: 1px solid #eee;
    font-style: italic;
    color: #777;
    text-align: center;
}

/* Responsive design */
@media (max-width: 768px) {
    body {
        padding: 20px 15px;
    }
    
    nav {
        min-height: 100px;
        margin-bottom: 40px;
    }
    
    nav a {
        font-size: 15px;
        margin-bottom: 8px;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    .description {
        font-size: 1rem;
    }
    
    .social-icons {
        justify-content: flex-start;
    }
}

@media (max-width: 480px) {
    nav {
        text-align: right;
        min-height: 80px;
        margin-bottom: 30px;
    }
    
    nav a {
        font-size: 14px;
        margin-bottom: 6px;
    }
    
    h1 {
        font-size: 1.8rem;
        text-align: center;
    }
    
    .description {
        text-align: left;
    }
    
    .research-title {
        font-size: 1.5rem;
        text-align: left;
    }
    
    .social-icons {
        justify-content: center;
    }
    
    .content-section p {
        text-align: left;
    }
    
    .research-content {
        text-align: left;
    }
}