/* Modern Industrial Design System */
:root {
    /* Color Palette */
    --bg-color: #1a1a1d;
    /* Deep Charcoal */
    --text-primary: #ededed;
    /* Off-white for high contrast */
    --text-secondary: #a0a0a0;
    /* Light grey for secondary text */
    --accent-color: #4cc9f0;
    /* Plasma Blue */
    --accent-dim: rgba(76, 201, 240, 0.1);
    /* Dim version for backgrounds */
    --card-bg: #252529;
    /* Slightly lighter charcoal for cards */

    /* Typography */
    --font-heading: 'Fira Code', monospace;
    --font-body: 'Inter', sans-serif;

    /* Spacing */
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 32px;
    --spacing-xl: 64px;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--text-primary);
}

a {
    color: var(--text-primary);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--accent-color);
}

/* Utilities */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.btn {
    display: inline-block;
    padding: 12px 24px;
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: 1px solid var(--accent-color);
    color: var(--accent-color);
    background: transparent;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn:hover {
    background: var(--accent-color);
    color: var(--bg-color);
    box-shadow: 0 0 15px var(--accent-color);
}

.btn-primary {
    background: var(--accent-color);
    color: var(--bg-color);
}

.btn-primary:hover {
    background: transparent;
    color: var(--accent-color);
}

/* Header / Nav */
header {
    position: fixed;
    top: 0;
    width: 100%;
    padding: var(--spacing-md) 0;
    background: rgba(26, 26, 29, 0.95);
    backdrop-filter: blur(5px);
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.2rem;
}

.nav-links {
    display: flex;
    gap: var(--spacing-lg);
}

.nav-links a {
    font-size: 0.9rem;
    opacity: 0.8;
}

.nav-links a:hover {
    opacity: 1;
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: left;
    padding-top: 60px;
    /* Offset for fixed header */
    position: relative;
}

.hero-content {
    max-width: 800px;
}

.hero-greeting {
    font-family: var(--font-heading);
    color: var(--accent-color);
    margin-bottom: var(--spacing-md);
    display: block;
}

.hero h1 {
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
}

.hero h2 {
    font-family: var(--font-body);
    font-weight: 400;
    font-size: 2rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.terminal-accent {
    font-family: var(--font-heading);
    font-size: 1rem;
    color: var(--text-secondary);
    background: var(--card-bg);
    padding: var(--spacing-md);
    border-left: 3px solid var(--accent-color);
    margin-bottom: var(--spacing-xl);
    display: inline-block;
    min-width: 300px;
}

.cursor {
    display: inline-block;
    width: 8px;
    height: 14px;
    background-color: var(--accent-color);
    animation: blink 1s infinite;
    vertical-align: middle;
    margin-left: 5px;
}

@keyframes blink {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0;
    }
}

.cta-group {
    display: flex;
    gap: var(--spacing-md);
}

/* Hamburger Menu Button (Hidden by default) */
.mobile-menu-btn {
    display: none;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }

    .hero h2 {
        font-size: 1.5rem;
    }

    /* Mobile Navigation */
    .mobile-menu-btn {
        display: block;
        /* Show hamburger on mobile */
    }

    .nav-links {
        display: none;
        /* Hide default nav */
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: rgba(26, 26, 29, 0.98);
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        flex-direction: column;
        padding: var(--spacing-lg) 0;
        gap: var(--spacing-md);
        text-align: center;
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.5);
    }

    .nav-links.active {
        display: flex;
        /* Show when toggled */
    }

    .resume-grid {
        display: flex;
        flex-direction: column;
    }

    .skills-sidebar {
        order: 2;
        position: static;
        margin-top: var(--spacing-xl);
        border-bottom: none;
        border-top: 1px solid rgba(255, 255, 255, 0.1);
        padding-top: var(--spacing-md);
    }

    .experience-timeline {
        order: 1;
    }



    .contact-grid {
        grid-template-columns: 1fr;
    }

    .contact-section {
        padding: var(--spacing-md) 0;
    }

    .code-editor {
        border-radius: 0;
        border-left: none;
        border-right: none;
    }

    .editor-content {
        overflow-x: auto;
        /* Allow code to scroll horizontally */
    }
}



/* Resume Section */
.resume-section {
    padding: 100px 0;
    min-height: 100vh;
}

.resume-grid {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: var(--spacing-xl);
    position: relative;
}

/* Skills Sidebar (Left) */
.skills-sidebar {
    position: sticky;
    top: 100px;
    /* Offset for header */
    height: fit-content;
}

.skills-category {
    margin-bottom: var(--spacing-lg);
}

.skills-category h3 {
    font-family: var(--font-heading);
    color: var(--accent-color);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 5px;
}

.skills-list {
    list-style: none;
}

.skills-list li {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

/* Experience Timeline (Right) */
.section-title {
    font-size: 2rem;
    margin-bottom: var(--spacing-lg);
    border-left: 5px solid var(--accent-color);
    padding-left: var(--spacing-md);
}

.summary-card {
    background: var(--card-bg);
    padding: var(--spacing-lg);
    border-radius: 4px;
    margin-bottom: var(--spacing-xl);
    border-left: 1px solid rgba(255, 255, 255, 0.1);
}

.timeline-item {
    position: relative;
    padding-left: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    border-left: 2px solid rgba(255, 255, 255, 0.1);
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -6px;
    top: 0;
    width: 10px;
    height: 10px;
    background: var(--accent-color);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--accent-dim);
}

.timeline-header {
    margin-bottom: var(--spacing-md);
}

.timeline-role {
    font-size: 1.25rem;
    color: var(--text-primary);
}

.timeline-company {
    font-family: var(--font-heading);
    color: var(--accent-color);
    font-size: 1rem;
}

.timeline-date {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-style: italic;
    margin-bottom: var(--spacing-sm);
    display: block;
}

.timeline-content ul {
    list-style: none;
}

.timeline-content li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 8px;
    color: var(--text-secondary);
}

.timeline-content li::before {
    content: '>';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-family: var(--font-heading);
}

strong {
    color: var(--text-primary);
    font-weight: 600;
}

/* Contact Page */
.contact-section {
    padding: var(--spacing-xl) 0;
    min-height: calc(100vh - 80px);
    /* Full height minus header */
}

.contact-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.contact-header h1 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.contact-header p {
    color: var(--text-secondary);
    font-family: var(--font-heading);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    max-width: 1000px;
    margin: 0 auto;
}

.contact-card {
    background: var(--card-bg);
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: var(--spacing-xl);
    border-radius: 8px;
    text-align: center;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    color: inherit;
    /* Inherit text color */
}

.contact-card:hover {
    border-color: var(--accent-color);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.contact-icon {
    width: 64px;
    height: 64px;
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
    /* Default icon color */
    transition: color 0.3s ease;
}

.contact-card:hover .contact-icon {
    color: var(--accent-color);
    /* Color shift on hover */
}

/* Ensure SVGs fill the container */
.contact-icon svg {
    width: 100%;
    height: 100%;
}

.contact-card h2 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    font-family: var(--font-heading);
}

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

.contact-card:hover .contact-link-text {
    color: var(--text-primary);
}

/* Code Editor Section (Work Page) */
.code-section {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - 80px);
    /* Full viewport height minus header */
}

.code-editor {
    background: #1e1e1e;
    /* VS Code-like Dark */
    border-radius: 8px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    max-width: 600px;
    width: 100%;
    margin: 0 auto;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.editor-header {
    background: #252526;
    padding: 10px 15px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid rgba(0, 0, 0, 0.5);
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    margin-right: 8px;
}

.dot.red {
    background: #ff5f56;
}

.dot.yellow {
    background: #ffbd2e;
}

.dot.green {
    background: #27c93f;
}

.filename {
    margin-left: 10px;
    font-family: var(--font-body);
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.editor-content {
    padding: var(--spacing-lg);
    font-family: var(--font-heading);
    font-size: 1.1rem;
    line-height: 1.5;
}

/* Syntax Highlighting (Simulated) */
.keyword {
    color: #569cd6;
}

/* Blue */
.function {
    color: #dcdcaa;
}

/* Pale Yellow */
.string {
    color: #ce9178;
}

/* Orange/Red */
.comment {
    color: #6a9955;
}

/* Green */
.error {
    color: #ff5f56;
    font-style: italic;
}

/* Red for error class */

/* Blog Page */
.blog-section {
    padding: var(--spacing-xl) 0;
    min-height: calc(100vh - 80px);
}

.blog-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

/* Markdown Callout Style */
.blog-post {
    background: var(--card-bg);
    border-left: 5px solid var(--accent-color);
    padding: var(--spacing-lg);
    border-radius: 0 4px 4px 0;
    /* Rounded corners only on right */
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
    transition: transform 0.2s ease;
}

.blog-post:hover {
    transform: translateX(5px);
}

.blog-post h2 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.post-meta {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.post-date {
    opacity: 0.8;
}

.post-tags {
    color: var(--accent-color);
    background: rgba(76, 201, 240, 0.1);
    padding: 2px 8px;
    border-radius: 4px;
}

.post-content {
    color: var(--text-secondary);
    line-height: 1.7;
}

.post-content p {
    margin-bottom: var(--spacing-md);
}

.read-more {
    display: inline-block;
    margin-top: var(--spacing-sm);
    color: var(--accent-color);
    font-size: 0.9rem;
    font-family: var(--font-heading);
    font-weight: bold;
}

.read-more:hover {
    text-decoration: underline;
}

.post-content p:last-child {
    margin-bottom: 0;
}

/* Single Blog Article */
.blog-article {
    max-width: 800px;
    margin: 0 auto;
    background: var(--card-bg);
    /* Optional: match card bg or keep transparent */
    padding: var(--spacing-xl);
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.back-link {
    display: inline-block;
    margin-bottom: var(--spacing-lg);
    color: var(--accent-color);
    font-size: 0.9rem;
    font-family: var(--font-heading);
}

.article-title {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
    line-height: 1.2;
}

.article-content {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-top: var(--spacing-lg);
}

.article-content h3 {
    color: var(--text-primary);
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
    font-size: 1.5rem;
}

.article-content ul {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-lg);
    list-style: disc;
}

.article-content li {
    margin-bottom: var(--spacing-sm);
}

.article-content pre {
    background: #1e1e1e;
    padding: var(--spacing-md);
    border-radius: 4px;
    overflow-x: auto;
    margin: var(--spacing-md) 0;
    font-family: var(--font-heading);
    font-size: 0.9rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.article-content img {
    max-width: 80%;
    display: block;
    margin: 20px auto;
    height: auto;
    border-radius: 4px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

/* Mobile Override for Resume Section (Must be last to override desktop grid) */
@media (max-width: 768px) {
    .resume-grid {
        display: flex !important;
        flex-direction: column !important;
        gap: var(--spacing-lg);
    }

    .skills-sidebar {
        order: 2;
        width: 100%;
        position: static;
        margin-top: var(--spacing-xl);
        border-top: 1px solid rgba(255, 255, 255, 0.1);
        padding-top: var(--spacing-md);
        border-bottom: none;
    }

    .experience-timeline {
        order: 1;
        width: 100%;
    }

    /* Adjust Timeline Padding for Mobile */
    .timeline-item {
        padding-left: var(--spacing-lg);
    }
}