/* Global Styles for billheyman.com */

/* Base Typography & Layout */
body {
    font-family: 'Courier New', Courier, monospace;
    max-width: 800px;
    margin: 40px auto;
    padding: 0 20px;
    line-height: 1.6;
    color: #333;
    background: #fff;
}

/* Header Image */
.header-image {
    width: 100%;
    height: auto;
    display: block;
    margin: 0 auto 2em auto;
    max-width: 800px;
}

/* Headings */
h1 {
    font-size: 1.8em;
    margin-bottom: 0.5em;
    color: #222;
}

h2 {
    font-size: 1.3em;
    margin-top: 2em;
    margin-bottom: 0.5em;
    border-bottom: 1px solid #ddd;
    padding-bottom: 0.3em;
    color: #333;
}

h3 {
    font-size: 1.1em;
    margin-top: 1.5em;
    margin-bottom: 0.5em;
    color: #444;
}

/* Links */
a {
    color: #0066cc;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

/* Navigation */
nav {
    margin: 2em 0;
    padding: 1em 0;
    border-top: 1px solid #ddd;
    border-bottom: 1px solid #ddd;
}

nav a {
    margin-right: 2em;
    font-weight: bold;
}

nav a:hover {
    color: #0052a3;
}

/* Utility Classes */
.intro {
    font-size: 1.1em;
    margin: 2em 0;
    color: #555;
}

/* Project Cards (Home Page) */
.project {
    margin: 2em 0;
    padding: 1.5em;
    border: 1px solid #ddd;
    background: #f9f9f9;
    transition: box-shadow 0.2s ease;
}

.project:hover {
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.project h3 {
    margin-top: 0;
}

.tech-stack {
    color: #666;
    font-size: 0.9em;
    margin-top: 0.5em;
    font-style: italic;
}

/* Lists */
ul {
    list-style-type: none;
    padding-left: 0;
}

ul li {
    margin: 0.5em 0;
    padding-left: 1.5em;
    position: relative;
}

ul li:before {
    content: "•";
    position: absolute;
    left: 0.5em;
}

/* Publications */
.publication {
    margin: 1.5em 0;
    padding: 1em;
    background: #f5f5f5;
    border-left: 3px solid #0066cc;
}

/* Articles/Highlights */
.article {
    margin: 1.5em 0;
    padding: 1em;
    background: #f9f9f9;
    border-left: 3px solid #0066cc;
}

/* Content Sections */
section {
    margin: 2em 0;
}

section p {
    margin: 1em 0;
}

/* Footer */
footer {
    margin-top: 4em;
    padding-top: 2em;
    border-top: 1px solid #ddd;
    font-size: 0.9em;
    color: #666;
    text-align: center;
}

.social-links {
    margin: 1em 0;
}

.social-links a {
    display: inline-block;
    margin: 0 0.5em;
    padding: 0.3em 0.6em;
    background: #f0f0f0;
    border: 1px solid #ddd;
    border-radius: 3px;
    transition: all 0.2s ease;
}

.social-links a:hover {
    background: #0066cc;
    color: white;
    border-color: #0066cc;
    text-decoration: none;
}

/* Responsive Design */
@media (max-width: 600px) {
    body {
        padding: 0 15px;
        margin: 20px auto;
    }
    
    nav a {
        display: block;
        margin: 0.5em 0;
    }
    
    .project {
        padding: 1em;
    }
}

/* Print Styles */
@media print {
    body {
        max-width: 100%;
        margin: 0;
        padding: 20px;
        font-size: 12pt;
    }
    
    nav {
        display: none;
    }
    
    a {
        color: #000;
        text-decoration: underline;
    }
    
    .project, .article, .publication {
        border: 1px solid #ccc;
        background: white;
    }
}