/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-color: #ffffff;
    --text-color: #1a1a1a;
    --text-secondary: #666;
    --text-muted: #999;
    --border-color: #e0e0e0;
    --accent-color: #2563eb;
    --accent-hover: #1d4ed8;
    --link-color: #2563eb;
    --link-hover: #1d4ed8;
    --code-bg: #f5f5f5;
    --code-border: #e0e0e0;
    --max-width: 800px;
    --spacing: 1.5rem;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg-color: #0a0a0a;
        --text-color: #e0e0e0;
        --text-secondary: #b0b0b0;
        --text-muted: #808080;
        --border-color: #2a2a2a;
        --accent-color: #3b82f6;
        --accent-hover: #60a5fa;
        --link-color: #3b82f6;
        --link-hover: #60a5fa;
        --code-bg: #1a1a1a;
        --code-border: #2a2a2a;
    }
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Navigation */
.nav {
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    background-color: var(--bg-color);
    z-index: 100;
    backdrop-filter: blur(10px);
    background-color: rgba(255, 255, 255, 0.8);
}

@media (prefers-color-scheme: dark) {
    .nav {
        background-color: rgba(10, 10, 10, 0.8);
    }
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-color);
    text-decoration: none;
    letter-spacing: -0.5px;
}

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

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.2s;
}

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

/* Container */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 3rem var(--spacing);
    min-height: calc(100vh - 200px);
}

/* Hero */
.hero {
    margin-bottom: 3rem;
}

.hero h1 {
    font-size: 2.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    letter-spacing: -1px;
    line-height: 1.2;
}

.subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* Content */
.content {
    line-height: 1.8;
}

.content p {
    margin-bottom: 1.5rem;
}

.content h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-top: 3rem;
    margin-bottom: 1.5rem;
    letter-spacing: -0.5px;
}

.content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.content h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

/* Links */
.links {
    margin: 2rem 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.links a {
    color: var(--link-color);
    text-decoration: none;
    transition: color 0.2s;
}

.links a:hover {
    color: var(--link-hover);
    text-decoration: underline;
}

.separator {
    color: var(--text-muted);
}

/* Entries */
.entry {
    margin-bottom: 2.5rem;
}

.entry-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 0.5rem;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.entry-header h3 {
    margin: 0;
}

.date {
    color: var(--text-muted);
    font-size: 0.9rem;
    white-space: nowrap;
}

.institution {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
}

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

.entry ul {
    margin-top: 1rem;
    padding-left: 1.5rem;
}

.entry li {
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

/* Projects */
.project {
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.project:last-child {
    border-bottom: none;
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 0.75rem;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.project-header h2 {
    margin: 0;
    font-size: 1.5rem;
}

.project-header h2 a {
    color: var(--text-color);
    text-decoration: none;
    transition: color 0.2s;
}

.project-header h2 a:hover {
    color: var(--accent-color);
}

.project-description {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-size: 1rem;
}

.project-details {
    margin-top: 1rem;
    padding-left: 1.5rem;
}

.project-details li {
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

.project-tech {
    margin-top: 1rem;
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.tech-tag {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background-color: var(--code-bg);
    border: 1px solid var(--code-border);
    border-radius: 4px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Blog */
.blog-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.blog-item {
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.blog-item:last-child {
    border-bottom: none;
}

.blog-item h2 {
    margin-bottom: 0.5rem;
}

.blog-item h2 a {
    color: var(--text-color);
    text-decoration: none;
    transition: color 0.2s;
}

.blog-item h2 a:hover {
    color: var(--accent-color);
}

.blog-meta {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 0.75rem;
}

.blog-excerpt {
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

.blog-nav {
    margin-bottom: 2rem;
}

.back-link {
    color: var(--link-color);
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.2s;
}

.back-link:hover {
    color: var(--link-hover);
    text-decoration: underline;
}

/* Blog Post Content */
.blog-post article {
    max-width: 100%;
}

.blog-post h1 {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    letter-spacing: -0.5px;
}

.blog-post h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-top: 2rem;
    margin-bottom: 1rem;
    letter-spacing: -0.5px;
}

.blog-post h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
}

.blog-post p {
    margin-bottom: 1.5rem;
}

.blog-post ul,
.blog-post ol {
    margin-bottom: 1.5rem;
    padding-left: 2rem;
}

.blog-post li {
    margin-bottom: 0.5rem;
}

.blog-post a {
    color: var(--link-color);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-color 0.2s;
}

.blog-post a:hover {
    border-bottom-color: var(--link-color);
}

.blog-post img {
    max-width: 100%;
    height: auto;
    margin: 2rem 0;
    border-radius: 4px;
}

.blog-post blockquote {
    border-left: 3px solid var(--accent-color);
    padding-left: 1.5rem;
    margin: 1.5rem 0;
    color: var(--text-secondary);
    font-style: italic;
}

.blog-post code {
    background-color: var(--code-bg);
    border: 1px solid var(--code-border);
    border-radius: 3px;
    padding: 0.2rem 0.4rem;
    font-size: 0.9em;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', 'Consolas', 'source-code-pro', monospace;
}

.blog-post pre {
    background-color: var(--code-bg);
    border: 1px solid var(--code-border);
    border-radius: 4px;
    padding: 1rem;
    overflow-x: auto;
    margin: 1.5rem 0;
}

.blog-post pre code {
    background: none;
    border: none;
    padding: 0;
}

.blog-post hr {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: 2rem 0;
}

.blog-post table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
}

.blog-post th,
.blog-post td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.blog-post th {
    font-weight: 600;
}

/* Currently Working On */
.current-work-container {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 2rem;
}

.current-work-label {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin: 0;
}

.current-work-items {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
}

.work-pill {
    background-color: #10b981;
    color: white;
    border: none;
    padding: 0.3rem 0.75rem;
    border-radius: 16px;
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
    animation: pulse-green 2s ease-in-out infinite;
    white-space: nowrap;
}

.work-pill:hover {
    background-color: #059669;
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(16, 185, 129, 0.3);
}

.work-pill:active {
    transform: translateY(0);
}

@keyframes pulse-green {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.4);
    }
    50% {
        box-shadow: 0 0 0 6px rgba(16, 185, 129, 0);
    }
}

/* Work Modal */
.work-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    transition: opacity 0.2s ease;
    padding: 1rem;
}

.work-modal-overlay.active {
    opacity: 1;
}

.work-modal {
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 2rem;
    max-width: 500px;
    width: 100%;
    position: relative;
    transform: scale(0.9);
    transition: transform 0.2s ease;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
}

.work-modal-overlay.active .work-modal {
    transform: scale(1);
}

.work-modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: all 0.2s;
}

.work-modal-close:hover {
    background-color: var(--code-bg);
    color: var(--text-color);
}

.work-modal h2 {
    margin-bottom: 1rem;
    color: var(--text-color);
    font-size: 1.5rem;
    padding-right: 2rem;
}

.work-modal p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

/* Footer */
.footer {
    text-align: center;
    padding: 2rem var(--spacing);
    color: var(--text-muted);
    font-size: 0.9rem;
    border-top: 1px solid var(--border-color);
    margin-top: 4rem;
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }

    .nav-links {
        gap: 1rem;
    }

    .nav-links a {
        font-size: 0.9rem;
    }

    .container {
        padding: 2rem 1rem;
    }

    .entry-header {
        flex-direction: column;
        align-items: flex-start;
    }

    /* Blog responsive styles */
    .blog-post h1 {
        font-size: 1.75rem;
    }

    .blog-post h2 {
        font-size: 1.35rem;
    }

    .blog-post h3 {
        font-size: 1.15rem;
    }

    .blog-post pre {
        padding: 0.75rem;
        font-size: 0.85em;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .blog-post code {
        font-size: 0.85em;
        word-break: break-word;
    }

    .blog-post table {
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        white-space: nowrap;
    }

    .blog-post th,
    .blog-post td {
        padding: 0.5rem;
        font-size: 0.9rem;
    }

    .blog-post blockquote {
        padding-left: 1rem;
        margin: 1rem 0;
    }

    .blog-post ul,
    .blog-post ol {
        padding-left: 1.5rem;
    }

    .blog-post img {
        margin: 1.5rem 0;
    }

    .blog-item h2 {
        font-size: 1.25rem;
    }

    .blog-meta {
        font-size: 0.85rem;
    }

    /* Current work responsive */
    .current-work-items {
        gap: 0.5rem;
    }

    .work-pill {
        font-size: 0.85rem;
        padding: 0.4rem 0.85rem;
    }

    .work-modal {
        padding: 1.5rem;
        margin: 1rem;
    }

    .work-modal h2 {
        font-size: 1.25rem;
    }
}