/* ==========================================================================
   NJ // Hacker Aesthetic Theme
   ========================================================================== */

/* CSS Custom Properties */
:root {
    /* Core colors - terminal/hacker palette */
    --color-bg: #0a0a0a;
    --color-bg-alt: #0d0d0d;
    --color-surface: #111111;
    --color-surface-elevated: #161616;
    --color-surface-hover: #1a1a1a;
    --color-border: #222222;
    --color-border-bright: #333333;
    
    /* Text colors */
    --color-text: #e0e0e0;
    --color-text-muted: #888888;
    --color-text-dim: #555555;
    
    /* Accent colors - terminal green/cyan */
    --color-primary: #00ff88;
    --color-primary-dim: #00cc6a;
    --color-primary-glow: rgba(0, 255, 136, 0.15);
    --color-secondary: #00d4ff;
    --color-secondary-dim: #00a8cc;
    --color-secondary-glow: rgba(0, 212, 255, 0.15);
    
    /* Additional accents */
    --color-accent-yellow: #ffcc00;
    --color-accent-red: #ff4444;
    --color-accent-purple: #aa66ff;
    
    /* Typography */
    --font-mono: 'JetBrains Mono', 'SF Mono', 'Monaco', 'Cascadia Code', 'Roboto Mono', monospace;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;
    
    /* Border radius */
    --radius-sm: 2px;
    --radius-md: 4px;
    --radius-lg: 8px;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    
    /* Layout */
    --navbar-height: 60px;
    --container-max: 1200px;
}

/* ==========================================================================
   Reset & Base
   ========================================================================== */

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-mono);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    padding-top: var(--navbar-height);
}

/* Scanlines overlay for that CRT feel */
.scanlines {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9999;
    background: repeating-linear-gradient(
        0deg,
        rgba(0, 0, 0, 0.03),
        rgba(0, 0, 0, 0.03) 1px,
        transparent 1px,
        transparent 2px
    );
    opacity: 0.5;
}

::selection {
    background: var(--color-primary);
    color: var(--color-bg);
}

/* ==========================================================================
   Typography
   ========================================================================== */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-mono);
    font-weight: 600;
    line-height: 1.3;
    color: var(--color-text);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 1.75rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.125rem; }

p {
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-secondary);
    text-decoration: underline;
}

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

/* ==========================================================================
   Layout
   ========================================================================== */

.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

@media (min-width: 768px) {
    .container { padding: 0 var(--spacing-2xl); }
}

/* ==========================================================================
   Navigation
   ========================================================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--navbar-height);
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    z-index: 1000;
}

.nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.25rem;
    font-weight: 700;
}

.terminal-prompt {
    color: var(--color-primary);
}

.brand-text {
    color: var(--color-text);
}

.cursor {
    color: var(--color-primary);
    animation: blink 1s step-end infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.nav-link {
    color: var(--color-text-muted);
    font-size: 0.875rem;
    font-weight: 500;
    padding: var(--spacing-sm) 0;
    transition: color var(--transition-fast);
    position: relative;
}

.nav-link:hover {
    color: var(--color-primary);
    text-decoration: none;
}

.nav-link::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--color-primary);
    transition: width var(--transition-fast);
}

.nav-link:hover::after {
    width: 100%;
}

/* Mobile nav toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-text);
    margin: 3px 0;
    transition: all var(--transition-fast);
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 0.75rem 1.25rem;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    font-weight: 500;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.btn:hover {
    text-decoration: none;
}

.btn-icon {
    color: inherit;
    opacity: 0.7;
}

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

.btn--primary:hover {
    background: transparent;
    color: var(--color-primary);
    box-shadow: 0 0 20px var(--color-primary-glow);
}

.btn--secondary {
    background: transparent;
    color: var(--color-secondary);
    border-color: var(--color-secondary);
}

.btn--secondary:hover {
    background: var(--color-secondary);
    color: var(--color-bg);
    box-shadow: 0 0 20px var(--color-secondary-glow);
}

.btn--outline {
    background: transparent;
    color: var(--color-text-muted);
    border-color: var(--color-border-bright);
}

.btn--outline:hover {
    color: var(--color-text);
    border-color: var(--color-text);
}

.btn--lg {
    padding: 1rem 1.75rem;
    font-size: 1rem;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: var(--spacing-4xl) 0;
    overflow: hidden;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--spacing-4xl);
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

/* Terminal window */
.terminal-window {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
}

.terminal-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-surface-elevated);
    border-bottom: 1px solid var(--color-border);
}

.terminal-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.terminal-dot.red { background: #ff5f56; }
.terminal-dot.yellow { background: #ffbd2e; }
.terminal-dot.green { background: #27ca40; }

.terminal-title {
    margin-left: var(--spacing-md);
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

.terminal-body {
    padding: var(--spacing-lg);
    font-size: 0.9rem;
}

.terminal-line {
    margin-bottom: var(--spacing-xs);
}

.prompt {
    color: var(--color-primary);
    margin-right: var(--spacing-sm);
}

.command {
    color: var(--color-text);
}

.terminal-output {
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-lg);
}

.output-name {
    color: var(--color-primary);
    font-weight: 600;
    font-size: 1.5rem;
}

.output-alias {
    color: var(--color-text-muted);
    font-size: 1rem;
}

.output-role {
    color: var(--color-secondary);
    font-size: 1.125rem;
    font-weight: 500;
}

.output-focus {
    color: var(--color-accent-yellow);
}

.hero-description {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    line-height: 1.7;
    max-width: 600px;
}

.hero-stats {
    display: flex;
    gap: var(--spacing-3xl);
}

.stat-item {
    text-align: left;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1;
}

.stat-label {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    text-transform: lowercase;
    margin-top: var(--spacing-xs);
}

.hero-actions {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: nowrap;
}

/* Hero visual */
.hero-visual {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xl);
}

.ascii-art {
    font-size: 0.7rem;
    line-height: 1.4;
    color: var(--color-primary);
    opacity: 0.8;
}

.ascii-art pre {
    font-family: var(--font-mono);
}

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid var(--color-primary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    color: var(--color-primary);
    text-transform: lowercase;
}

.status-dot {
    width: 8px;
    height: 8px;
    background: var(--color-primary);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(0, 255, 136, 0.4); }
    50% { opacity: 0.8; box-shadow: 0 0 0 8px rgba(0, 255, 136, 0); }
}

/* Hero background */
.hero-background {
    position: absolute;
    inset: 0;
    overflow: hidden;
    z-index: 1;
}

.matrix-bg {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse at 30% 50%, var(--color-primary-glow) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 80%, var(--color-secondary-glow) 0%, transparent 40%);
    opacity: 0.5;
}

/* ==========================================================================
   Section Styles
   ========================================================================== */

.section-header {
    margin-bottom: var(--spacing-3xl);
}

.section-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.section-prefix {
    color: var(--color-primary);
}

.section-description {
    font-size: 1rem;
    color: var(--color-text-muted);
}

/* ==========================================================================
   About Section
   ========================================================================== */

.about-section {
    padding: var(--spacing-4xl) 0;
    background: var(--color-bg-alt);
}

.about-grid {
    max-width: 900px;
}

.about-text {
    margin-bottom: var(--spacing-3xl);
}

.lead-text {
    font-size: 1.125rem;
    color: var(--color-text);
    margin-bottom: var(--spacing-xl);
}

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

/* Focus areas */
.focus-areas h3 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xl);
}

.prefix {
    color: var(--color-secondary);
}

.focus-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.focus-item {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-xl);
    transition: all var(--transition-fast);
}

.focus-item:hover {
    border-color: var(--color-primary);
    box-shadow: 0 0 20px var(--color-primary-glow);
}

.focus-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.focus-icon {
    color: var(--color-primary);
    font-size: 0.875rem;
    font-weight: 600;
}

.focus-header h4 {
    font-size: 1rem;
    margin: 0;
}

.focus-item p {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin: 0;
    line-height: 1.6;
}

/* ==========================================================================
   Experience Section
   ========================================================================== */

.experience-section {
    padding: var(--spacing-4xl) 0;
    background: var(--color-bg);
}

.experience-timeline {
    position: relative;
    max-width: 900px;
}

.experience-timeline::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 1px;
    background: linear-gradient(
        to bottom,
        var(--color-primary),
        var(--color-secondary),
        var(--color-border)
    );
}

.timeline-item {
    position: relative;
    margin-bottom: var(--spacing-2xl);
    padding-left: var(--spacing-2xl);
}

.timeline-marker {
    position: absolute;
    left: -4px;
    top: 8px;
    width: 9px;
    height: 9px;
    background: var(--color-primary);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--color-primary);
}

.timeline-item:nth-child(even) .timeline-marker {
    background: var(--color-secondary);
    box-shadow: 0 0 10px var(--color-secondary);
}

.experience-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-xl);
    transition: all var(--transition-fast);
}

.experience-card:hover {
    border-color: var(--color-border-bright);
}

.experience-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.role-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.role-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-text);
}

.company-name {
    font-size: 0.875rem;
    color: var(--color-primary);
}

.period {
    font-size: 0.75rem;
    color: var(--color-text-dim);
    font-weight: 500;
}

.experience-body .context {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    font-style: italic;
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-md);
    border-left: 2px solid var(--color-border);
}

.achievements {
    list-style: none;
    margin-bottom: var(--spacing-lg);
}

.achievements li {
    position: relative;
    padding-left: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    font-size: 0.875rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

.achievements li::before {
    content: ">";
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: 600;
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.tag {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--color-surface-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 0.7rem;
    color: var(--color-text-muted);
    text-transform: lowercase;
}

.experience-card--compact {
    padding: var(--spacing-lg);
}

.experience-card--compact .experience-body .context {
    margin-bottom: 0;
}

/* ==========================================================================
   Skills Section
   ========================================================================== */

.skills-section {
    padding: var(--spacing-4xl) 0;
    background: var(--color-bg-alt);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.skill-category {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-xl);
    transition: all var(--transition-fast);
}

.skill-category:hover {
    border-color: var(--color-primary);
}

.skill-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.skill-icon {
    color: var(--color-primary);
    font-size: 0.75rem;
    font-weight: 600;
}

.skill-header h3 {
    font-size: 1rem;
    margin: 0;
}

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

.skill-list li {
    padding: var(--spacing-sm) 0;
    font-size: 0.875rem;
    color: var(--color-text-muted);
    border-bottom: 1px solid var(--color-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.skill-list li:last-child {
    border-bottom: none;
}

.skill-level {
    font-size: 0.7rem;
    color: var(--color-text-dim);
}

/* ==========================================================================
   Contact Section
   ========================================================================== */

.contact-section {
    padding: var(--spacing-4xl) 0;
    background: var(--color-bg);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: start;
}

.contact-terminal .terminal-window {
    max-width: 500px;
}

.contact-json {
    padding-left: 0 !important;
}

.contact-json pre {
    font-size: 0.8rem;
    line-height: 1.6;
    color: var(--color-text-muted);
    white-space: pre-wrap;
}

.contact-json a {
    color: var(--color-secondary);
}

.contact-cta {
    padding: var(--spacing-2xl);
}

.contact-cta p {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
}

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

/* ==========================================================================
   Footer
   ========================================================================== */

.footer {
    padding: var(--spacing-xl) 0;
    background: var(--color-bg);
    border-top: 1px solid var(--color-border);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
}

.footer-text p {
    font-size: 0.75rem;
    color: var(--color-text-dim);
    margin: 0;
}

.footer-copyright {
    color: var(--color-text-muted) !important;
}

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

.footer-links a {
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

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

/* ==========================================================================
   Responsive Design
   ========================================================================== */

@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }
    
    .hero-visual {
        order: -1;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    :root {
        --navbar-height: 56px;
    }
    
    .nav-links {
        position: fixed;
        top: var(--navbar-height);
        left: 0;
        right: 0;
        background: rgba(10, 10, 10, 0.98);
        backdrop-filter: blur(10px);
        border-bottom: 1px solid var(--color-border);
        flex-direction: column;
        padding: var(--spacing-xl);
        gap: var(--spacing-md);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-fast);
    }
    
    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(-45deg) translate(-5px, 6px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(45deg) translate(-5px, -6px);
    }
    
    .hero {
        padding: var(--spacing-2xl) 0;
        min-height: auto;
    }
    
    .hero-stats {
        gap: var(--spacing-xl);
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .hero-actions .btn {
        width: 100%;
        justify-content: center;
    }
    
    .ascii-art {
        display: none;
    }
    
    .output-name {
        font-size: 1.25rem;
    }
    
    .section-title {
        font-size: 1.25rem;
    }
    
    .focus-grid {
        grid-template-columns: 1fr;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .terminal-body {
        padding: var(--spacing-md);
        font-size: 0.8rem;
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .experience-card {
        padding: var(--spacing-lg);
    }
    
    .role-title {
        font-size: 1rem;
    }
}

/* ==========================================================================
   Accessibility
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .scanlines {
        display: none;
    }
}

/* Focus styles */
.btn:focus-visible,
.nav-link:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--color-border);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-border-bright);
}

/* ==========================================================================
   Print Styles
   ========================================================================== */

@media print {
    .scanlines,
    .navbar,
    .hero-background,
    .ascii-art,
    .footer {
        display: none;
    }
    
    body {
        padding-top: 0;
        background: white;
        color: black;
    }
    
    .terminal-window {
        border-color: #ccc;
        box-shadow: none;
    }
}