:root {
    /* Color Palette - Cyber Terminal Theme */
    --color-bg-primary: #0a0e17;
    --color-bg-secondary: #111827;
    --color-bg-tertiary: #1a1f35;
    --color-accent-primary: #00ffff;
    --color-accent-secondary: #00ff88;
    --color-accent-danger: #ff0055;
    --color-text-primary: #e4e4e7;
    --color-text-secondary: #a1a1aa;
    --color-text-muted: #71717a;
    --color-border: #27272a;
    --color-border-bright: #3f3f46;

    /* Typography */
    --font-display: 'Unbounded', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    /* Effects */
    --glow-sm: 0 0 10px var(--color-accent-primary);
    --glow-md: 0 0 20px var(--color-accent-primary);
    --glow-lg: 0 0 40px var(--color-accent-primary);
    --shadow-elevation: 0 10px 40px rgba(0, 255, 255, 0.1);
}

/* Looney Tunes Theme */
body.looney-mode {
    --color-bg-primary: #FFE135;
    --color-bg-secondary: #FF6B6B;
    --color-bg-tertiary: #4ECDC4;
    --color-accent-primary: #FF006E;
    --color-accent-secondary: #8338EC;
    --color-accent-danger: #FB5607;
    --color-text-primary: #000000;
    --color-text-secondary: #2B2D42;
    --color-text-muted: #5A5A72;
    --color-border: #000000;
    --color-border-bright: #FF006E;

    --glow-sm: 0 0 10px var(--color-accent-primary);
    --glow-md: 0 0 20px var(--color-accent-primary);
    --glow-lg: 0 0 40px var(--color-accent-primary);
    --shadow-elevation: 8px 8px 0px #000000;
}

body.looney-mode {
    background: linear-gradient(45deg, #FFE135 0%, #FF6B6B 25%, #4ECDC4 50%, #8338EC 75%, #FF006E 100%);
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

body.looney-mode .hero-title {
    font-family: 'Comic Sans MS', 'Chalkboard SE', cursive, sans-serif;
    font-weight: 900;
    transform: rotate(-5deg) scale(1.1);
    text-shadow:
        4px 4px 0px #000000,
        8px 8px 0px #FF006E,
        12px 12px 0px #8338EC;
    animation: titleBounce 2s ease-in-out infinite;
}

@keyframes titleBounce {
    0%, 100% { transform: rotate(-5deg) scale(1.1) translateY(0px); }
    50% { transform: rotate(-5deg) scale(1.15) translateY(-10px); }
}

body.looney-mode .section-title {
    font-family: 'Comic Sans MS', cursive, sans-serif;
    font-weight: 900;
    transform: rotate(-3deg);
    text-shadow: 4px 4px 0px #000000;
    color: #FF006E !important;
}

body.looney-mode .title-prefix {
    color: #8338EC !important;
    font-size: 1em !important;
}

body.looney-mode .btn {
    border-radius: 50px;
    transform: skew(-10deg) rotate(-2deg);
    font-family: 'Comic Sans MS', cursive, sans-serif;
    font-weight: 900;
    font-size: 1.2rem;
    border: 4px solid #000000;
    box-shadow: 6px 6px 0px #000000;
    transition: all 0.2s ease;
}

body.looney-mode .btn:hover {
    transform: skew(-10deg) rotate(-2deg) scale(1.1) translateY(-5px);
    box-shadow: 8px 8px 0px #000000;
}

body.looney-mode .btn-primary {
    background: #FF006E !important;
    color: #FFE135 !important;
}

body.looney-mode .btn-secondary {
    background: #8338EC !important;
    color: #FFE135 !important;
}

body.looney-mode .competency-card,
body.looney-mode .timeline-content,
body.looney-mode .research-card,
body.looney-mode .cert-card,
body.looney-mode .education-card,
body.looney-mode .military-card,
body.looney-mode .skills-section,
body.looney-mode .terminal-window {
    border-radius: 30px;
    border: 5px solid #000000;
    box-shadow: 8px 8px 0px #000000;
    transform: rotate(-2deg);
    transition: all 0.3s ease;
}

body.looney-mode .competency-card:nth-child(even),
body.looney-mode .research-card:nth-child(even),
body.looney-mode .cert-card:nth-child(even) {
    transform: rotate(2deg);
}

body.looney-mode .competency-card:hover,
body.looney-mode .research-card:hover,
body.looney-mode .cert-card:hover {
    transform: rotate(0deg) scale(1.05) translateY(-10px);
    box-shadow: 12px 12px 0px #000000;
}

body.looney-mode .card-icon {
    font-size: 3rem !important;
    filter: grayscale(0) !important;
    animation: iconSpin 3s ease-in-out infinite;
}

@keyframes iconSpin {
    0%, 100% { transform: rotate(0deg); }
    25% { transform: rotate(-15deg); }
    75% { transform: rotate(15deg); }
}

body.looney-mode .profile-image {
    border-radius: 50%;
    border: 8px solid #000000;
    box-shadow: 10px 10px 0px #FF006E;
    animation: profileWobble 1.5s ease-in-out infinite;
}

@keyframes profileWobble {
    0%, 100% { transform: rotate(0deg) scale(1); }
    25% { transform: rotate(-8deg) scale(1.05); }
    50% { transform: rotate(0deg) scale(1.1); }
    75% { transform: rotate(8deg) scale(1.05); }
}

body.looney-mode .matrix-bg,
body.looney-mode .scanlines {
    display: none;
}

body.looney-mode .nav {
    background: #FF6B6B !important;
    border-bottom: 5px solid #000000 !important;
}

body.looney-mode .prompt {
    color: #000000 !important;
    text-shadow: 2px 2px 0px #FFE135 !important;
}

body.looney-mode .nav-link {
    color: #000000 !important;
    font-family: 'Comic Sans MS', cursive, sans-serif;
    font-weight: 700;
}

body.looney-mode .timeline::before {
    background: repeating-linear-gradient(
        to bottom,
        #FF006E 0px,
        #FF006E 10px,
        #8338EC 10px,
        #8338EC 20px
    ) !important;
}

body.looney-mode .timeline-marker {
    background: #FFE135 !important;
    border: 4px solid #000000 !important;
    width: 20px !important;
    height: 20px !important;
    box-shadow: 0 0 0 4px #FF006E !important;
}

body.looney-mode .skill-tag {
    border-radius: 20px;
    border: 3px solid #000000;
    box-shadow: 4px 4px 0px #000000;
    font-family: 'Comic Sans MS', cursive, sans-serif;
    font-weight: 700;
    transform: rotate(-2deg);
}

body.looney-mode .skill-tag:nth-child(even) {
    transform: rotate(2deg);
}

body.looney-mode .skill-tag:hover {
    transform: rotate(0deg) scale(1.1);
}

body.looney-mode .terminal-text {
    font-family: 'Comic Sans MS', cursive, sans-serif !important;
    font-size: 2rem !important;
    color: #000000 !important;
}

body.looney-mode .hero-subtitle {
    font-family: 'Comic Sans MS', cursive, sans-serif;
    color: #2B2D42 !important;
    font-size: 1.3rem !important;
    font-weight: 600;
}

body.looney-mode .contact-method {
    border-radius: 25px;
    border: 4px solid #000000;
    box-shadow: 6px 6px 0px #000000;
    transform: rotate(-1deg);
}

body.looney-mode .contact-method:nth-child(even) {
    transform: rotate(1deg);
}

body.looney-mode .contact-method:hover {
    transform: scale(1.05) rotate(0deg) translateX(10px);
    box-shadow: 8px 8px 0px #000000;
}

body.looney-mode .footer {
    background: #4ECDC4 !important;
    border-top: 5px solid #000000 !important;
}

body.looney-mode .research-card.featured {
    transform: rotate(-3deg) scale(1.05);
    border: 6px solid #000000;
    box-shadow: 12px 12px 0px #FF006E;
}

body.looney-mode .card-badge {
    background: #FFE135 !important;
    color: #000000 !important;
    border: 3px solid #000000;
    font-family: 'Comic Sans MS', cursive, sans-serif;
    font-weight: 900;
    transform: rotate(5deg);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-mono);
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* Matrix Background Animation */
.matrix-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    opacity: 0.15;
    pointer-events: none;
}

/* Scanline Effect */
.scanlines {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
    background: linear-gradient(
        to bottom,
        transparent 50%,
        rgba(0, 255, 255, 0.02) 51%
    );
    background-size: 100% 4px;
    animation: scanlines 8s linear infinite;
}

@keyframes scanlines {
    0% { transform: translateY(0); }
    100% { transform: translateY(4px); }
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    position: relative;
    z-index: 2;
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(10, 14, 23, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    z-index: 100;
    animation: slideDown 0.5s ease-out;
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-sm) var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand .prompt {
    font-family: var(--font-mono);
    color: var(--color-accent-primary);
    font-size: 0.9rem;
    text-shadow: var(--glow-sm);
}

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

.nav-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 0.85rem;
    transition: all 0.3s ease;
    position: relative;
    padding: 0.25rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent-primary);
    transition: width 0.3s ease;
    box-shadow: var(--glow-sm);
}

.nav-link:hover {
    color: var(--color-accent-primary);
}

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

.theme-toggle {
    background: transparent;
    border: 2px solid var(--color-accent-primary);
    color: var(--color-accent-primary);
    padding: 0.5rem 1rem;
    font-size: 1.2rem;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-left: var(--spacing-sm);
}

.theme-toggle:hover {
    background: var(--color-accent-primary);
    color: var(--color-bg-primary);
    transform: scale(1.1) rotate(15deg);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: var(--spacing-xl) 0;
    position: relative;
}

.hero-content {
    animation: fadeInUp 0.8s ease-out;
}

.hero-profile-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    animation: fadeIn 1s ease-out;
}

.hero-profile {
    position: relative;
}

.profile-image {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    border: 4px solid var(--color-accent-primary);
    box-shadow:
        0 0 30px rgba(0, 255, 255, 0.3),
        0 0 60px rgba(0, 255, 255, 0.2),
        inset 0 0 20px rgba(0, 255, 255, 0.1);
    object-fit: cover;
    animation: profileGlow 3s ease-in-out infinite;
    transition: transform 0.3s ease;
}

.profile-image:hover {
    transform: scale(1.05);
    box-shadow:
        0 0 40px rgba(0, 255, 255, 0.5),
        0 0 80px rgba(0, 255, 255, 0.3),
        inset 0 0 30px rgba(0, 255, 255, 0.2);
}

.theme-toggle-hero {
    background: var(--color-accent-primary);
    border: 3px solid var(--color-accent-primary);
    color: var(--color-bg-primary);
    padding: 1rem 2rem;
    font-family: var(--font-mono);
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    box-shadow: 0 0 20px rgba(0, 255, 255, 0.5);
    animation: pulseGlow 2s ease-in-out infinite;
    position: relative;
    overflow: hidden;
}

.theme-toggle-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s ease;
}

.theme-toggle-hero:hover::before {
    left: 100%;
}

.theme-toggle-hero:hover {
    transform: scale(1.1) translateY(-5px);
    box-shadow: 0 0 40px rgba(0, 255, 255, 0.8);
}

.theme-icon {
    font-size: 1.5rem;
    animation: iconBounce 1s ease-in-out infinite;
}

@keyframes iconBounce {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-5px); }
}

@keyframes pulseGlow {
    0%, 100% {
        box-shadow: 0 0 20px rgba(0, 255, 255, 0.5);
    }
    50% {
        box-shadow: 0 0 30px rgba(0, 255, 255, 0.8), 0 0 40px rgba(0, 255, 255, 0.4);
    }
}

.theme-label {
    font-weight: 700;
    letter-spacing: 0.05em;
}

body.looney-mode .theme-toggle-hero {
    background: #FF006E;
    border-color: #000000;
    color: #FFE135;
    box-shadow: 6px 6px 0px #000000;
    border-width: 4px;
    border-radius: 50px;
    transform: rotate(-3deg);
}

body.looney-mode .theme-toggle-hero:hover {
    transform: rotate(0deg) scale(1.1) translateY(-5px);
    box-shadow: 8px 8px 0px #000000;
}

body.looney-mode .theme-label::after {
    content: ' Back to Pro!';
}

body.looney-mode .theme-label {
    font-family: 'Comic Sans MS', cursive, sans-serif;
}

body.looney-mode .theme-label::before {
    content: 'Switch';
}

body:not(.looney-mode) .theme-label::before {
    content: '';
}

@keyframes profileGlow {
    0%, 100% {
        box-shadow:
            0 0 30px rgba(0, 255, 255, 0.3),
            0 0 60px rgba(0, 255, 255, 0.2),
            inset 0 0 20px rgba(0, 255, 255, 0.1);
    }
    50% {
        box-shadow:
            0 0 40px rgba(0, 255, 255, 0.5),
            0 0 80px rgba(0, 255, 255, 0.3),
            inset 0 0 30px rgba(0, 255, 255, 0.2);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.glitch-wrapper {
    margin-bottom: var(--spacing-sm);
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 900;
    color: var(--color-text-primary);
    letter-spacing: -0.02em;
    position: relative;
    display: inline-block;
    animation: glitch 5s infinite;
}

@keyframes glitch {
    0%, 90%, 100% {
        text-shadow:
            2px 2px 0 var(--color-accent-primary),
            -2px -2px 0 var(--color-accent-danger);
    }
    91% {
        text-shadow:
            4px 4px 0 var(--color-accent-primary),
            -4px -4px 0 var(--color-accent-danger);
    }
    92% {
        text-shadow:
            2px -2px 0 var(--color-accent-primary),
            -2px 2px 0 var(--color-accent-danger);
    }
    93%, 100% {
        text-shadow:
            2px 2px 0 var(--color-accent-primary),
            -2px -2px 0 var(--color-accent-danger);
    }
}

.terminal-text {
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    color: var(--color-accent-secondary);
    margin-bottom: var(--spacing-md);
    font-weight: 400;
}

.prompt-symbol {
    color: var(--color-accent-primary);
    margin-right: 0.5rem;
}

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

@keyframes blink {
    50% { opacity: 0; }
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    max-width: 700px;
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    text-decoration: none;
    border: 2px solid;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    transition: left 0.3s ease;
    z-index: -1;
}

.btn-primary {
    background: var(--color-accent-primary);
    color: var(--color-bg-primary);
    border-color: var(--color-accent-primary);
    box-shadow: var(--glow-md);
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px var(--color-accent-primary);
}

.btn-primary:hover::before {
    left: 0;
}

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

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

.btn-secondary:hover {
    color: var(--color-bg-primary);
    transform: translateY(-2px);
}

.btn-secondary:hover::before {
    left: 0;
}

.hero-meta {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    animation: fadeIn 1s ease-out 0.5s both;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

.meta-label {
    color: var(--color-text-muted);
    margin-right: 0.5rem;
}

.meta-value {
    color: var(--color-accent-primary);
    font-weight: 600;
}

.status-active {
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* Section Styles */
.section {
    padding: var(--spacing-xl) 0;
    position: relative;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    color: var(--color-text-primary);
}

.title-prefix {
    color: var(--color-accent-primary);
    font-size: 0.6em;
    margin-right: 1rem;
    opacity: 0.7;
}

/* Competencies Section */
.competencies-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.competency-card {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    padding: var(--spacing-md);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    animation: slideUp 0.6s ease-out both;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.competency-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 0;
    background: var(--color-accent-primary);
    transition: height 0.3s ease;
    box-shadow: var(--glow-sm);
}

.competency-card:hover {
    border-color: var(--color-accent-primary);
    transform: translateY(-5px);
    box-shadow: var(--shadow-elevation);
}

.competency-card:hover::before {
    height: 100%;
}

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

.card-icon {
    font-size: 2rem;
    filter: grayscale(1);
    transition: filter 0.3s ease;
}

.competency-card:hover .card-icon {
    filter: grayscale(0);
}

.card-header h3 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    color: var(--color-text-primary);
}

.card-body p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* Timeline */
.timeline {
    position: relative;
    padding-left: 2rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(
        to bottom,
        var(--color-accent-primary),
        var(--color-accent-secondary)
    );
    box-shadow: var(--glow-sm);
}

.timeline-item {
    position: relative;
    margin-bottom: var(--spacing-lg);
    animation: slideRight 0.6s ease-out both;
}

@keyframes slideRight {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.timeline-marker {
    position: absolute;
    left: -2.5rem;
    top: 0.5rem;
    width: 12px;
    height: 12px;
    background: var(--color-accent-primary);
    border-radius: 50%;
    box-shadow: var(--glow-md);
    animation: markerPulse 2s ease-in-out infinite;
}

@keyframes markerPulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: var(--glow-md);
    }
    50% {
        transform: scale(1.2);
        box-shadow: var(--glow-lg);
    }
}

.timeline-content {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    padding: var(--spacing-md);
    transition: all 0.3s ease;
}

.timeline-content:hover {
    border-color: var(--color-accent-primary);
    box-shadow: var(--shadow-elevation);
}

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

.timeline-title {
    font-family: var(--font-display);
    font-size: 1.3rem;
    color: var(--color-accent-primary);
    margin-bottom: 0.25rem;
}

.timeline-company {
    color: var(--color-text-secondary);
    font-size: 1rem;
}

.timeline-date {
    color: var(--color-text-muted);
    font-size: 0.85rem;
    white-space: nowrap;
}

.timeline-achievements {
    list-style: none;
    padding-left: 0;
}

.timeline-achievements li {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    line-height: 1.8;
    padding-left: 1.5rem;
    position: relative;
    margin-bottom: 0.5rem;
}

.timeline-achievements li::before {
    content: '▹';
    position: absolute;
    left: 0;
    color: var(--color-accent-primary);
    font-weight: bold;
}

/* Research Section */
.research-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.research-card {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    padding: var(--spacing-md);
    position: relative;
    transition: all 0.3s ease;
    animation: slideUp 0.6s ease-out both;
}

.research-card.featured {
    grid-column: span 2;
    border-color: var(--color-accent-primary);
}

.card-badge {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    background: var(--color-accent-primary);
    color: var(--color-bg-primary);
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.05em;
}

.research-card:hover {
    border-color: var(--color-accent-primary);
    transform: translateY(-5px);
    box-shadow: var(--shadow-elevation);
}

.research-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-sm);
}

.research-description {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: var(--spacing-sm);
}

.research-link {
    color: var(--color-accent-primary);
    text-decoration: none;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.research-link:hover {
    gap: 1rem;
    text-shadow: var(--glow-sm);
}

/* Skills Section */
.skills-section {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-left: 3px solid var(--color-accent-primary);
}

.skills-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--color-accent-primary);
    margin-bottom: var(--spacing-md);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.skill-category-title {
    color: var(--color-text-primary);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-sm);
    font-family: var(--font-display);
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.skill-tag {
    background: var(--color-bg-tertiary);
    color: var(--color-accent-secondary);
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
    border: 1px solid var(--color-border);
    transition: all 0.3s ease;
}

.skill-tag:hover {
    background: var(--color-accent-primary);
    color: var(--color-bg-primary);
    border-color: var(--color-accent-primary);
    transform: translateY(-2px);
}

/* Certifications */
.cert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.cert-card {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    padding: var(--spacing-md);
    transition: all 0.3s ease;
    animation: slideUp 0.6s ease-out both;
}

.cert-card:hover {
    border-color: var(--color-accent-primary);
    transform: translateY(-5px);
    box-shadow: var(--shadow-elevation);
}

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

.cert-badge {
    background: var(--color-accent-primary);
    color: var(--color-bg-primary);
    padding: 0.25rem 0.75rem;
    font-size: 0.8rem;
    font-weight: 700;
}

.cert-title {
    font-family: var(--font-display);
    font-size: 1.1rem;
    color: var(--color-text-primary);
}

.cert-org {
    color: var(--color-accent-secondary);
    font-size: 0.95rem;
    margin-bottom: var(--spacing-sm);
}

.cert-details {
    list-style: none;
    padding-left: 0;
}

.cert-details li {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
    padding-left: 1.5rem;
    position: relative;
    margin-bottom: 0.25rem;
}

.cert-details li::before {
    content: '◆';
    position: absolute;
    left: 0;
    color: var(--color-accent-primary);
    font-size: 0.7rem;
}

/* Education Section */
.education-section {
    margin-top: var(--spacing-xl);
}

.education-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--color-accent-primary);
    margin-bottom: var(--spacing-md);
}

.education-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.education-card {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    padding: var(--spacing-md);
    transition: all 0.3s ease;
}

.education-card:hover {
    border-color: var(--color-accent-primary);
    box-shadow: var(--shadow-elevation);
}

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

.education-header h4 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    color: var(--color-text-primary);
}

.education-date {
    color: var(--color-text-muted);
    font-size: 0.85rem;
    white-space: nowrap;
}

.education-org {
    color: var(--color-accent-secondary);
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.education-detail {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-sm);
}

.education-topics {
    list-style: none;
    padding-left: 0;
}

.education-topics li {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
    padding-left: 1.5rem;
    position: relative;
    margin-bottom: 0.25rem;
}

.education-topics li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--color-accent-primary);
}

/* Military Section */
.military-section {
    margin-top: var(--spacing-xl);
}

.military-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--color-accent-primary);
    margin-bottom: var(--spacing-md);
}

.military-card {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-left: 3px solid var(--color-accent-danger);
    padding: var(--spacing-md);
}

.military-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.military-header h4 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    color: var(--color-text-primary);
}

.military-duration {
    color: var(--color-accent-danger);
    font-size: 0.9rem;
    font-weight: 600;
}

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

/* Contact Section */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: start;
}

.contact-intro {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.contact-method {
    display: grid;
    grid-template-columns: auto auto 1fr;
    gap: var(--spacing-sm);
    align-items: center;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    padding: var(--spacing-sm) var(--spacing-md);
    text-decoration: none;
    transition: all 0.3s ease;
}

.contact-method:hover {
    border-color: var(--color-accent-primary);
    transform: translateX(5px);
    box-shadow: var(--shadow-elevation);
}

.method-icon {
    font-size: 1.5rem;
}

.method-label {
    color: var(--color-text-muted);
    font-size: 0.8rem;
    font-weight: 600;
}

.method-value {
    color: var(--color-accent-primary);
    font-size: 0.95rem;
}

/* Terminal Window */
.terminal-window {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: 0;
    overflow: hidden;
    animation: slideUp 0.6s ease-out;
}

.terminal-header {
    background: var(--color-bg-tertiary);
    padding: 0.75rem;
    display: flex;
    gap: 0.5rem;
    border-bottom: 1px solid var(--color-border);
}

.terminal-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--color-text-muted);
}

.terminal-dot:nth-child(1) { background: var(--color-accent-danger); }
.terminal-dot:nth-child(2) { background: #ffaa00; }
.terminal-dot:nth-child(3) { background: var(--color-accent-secondary); }

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

.terminal-body p {
    margin-bottom: 0.5rem;
}

.terminal-prompt {
    color: var(--color-accent-primary);
    margin-right: 0.5rem;
}

.terminal-output {
    color: var(--color-text-secondary);
    padding-left: 1.5rem;
}

.terminal-output.status-active {
    color: var(--color-accent-secondary);
}

/* Footer */
.footer {
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border);
    padding: var(--spacing-lg) 0;
    margin-top: var(--spacing-xl);
}

.footer-content {
    text-align: center;
}

.footer-text {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-sm);
}

.footer-year {
    color: var(--color-accent-primary);
}

.footer-tagline {
    color: var(--color-text-muted);
    font-size: 0.85rem;
    font-style: italic;
    max-width: 600px;
    margin: 0 auto;
    margin-bottom: var(--spacing-md);
}

.footer-cta {
    display: flex;
    justify-content: center;
    margin-top: var(--spacing-md);
}

.footer-cta .btn {
    display: inline-flex;
}

/* PDF Modal */
.pdf-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 14, 23, 0.95);
    backdrop-filter: blur(10px);
    z-index: 10000;
    animation: fadeIn 0.3s ease-out;
}

.pdf-modal.active {
    display: flex;
    justify-content: center;
    align-items: center;
}

.pdf-modal-content {
    width: 90%;
    height: 90%;
    background: var(--color-bg-secondary);
    border: 2px solid var(--color-accent-primary);
    box-shadow: 0 0 50px rgba(0, 255, 255, 0.3);
    display: flex;
    flex-direction: column;
    animation: slideUp 0.4s ease-out;
}

.pdf-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    background: var(--color-bg-tertiary);
    border-bottom: 1px solid var(--color-accent-primary);
}

.pdf-modal-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--color-accent-primary);
    margin: 0;
}

.pdf-modal-close {
    background: transparent;
    border: 2px solid var(--color-accent-primary);
    color: var(--color-accent-primary);
    font-size: 2rem;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: var(--font-mono);
    line-height: 1;
}

.pdf-modal-close:hover {
    background: var(--color-accent-primary);
    color: var(--color-bg-primary);
    transform: rotate(90deg);
}

.pdf-modal-body {
    flex: 1;
    padding: var(--spacing-md);
    overflow: hidden;
}

.pdf-modal-body iframe {
    border: 1px solid var(--color-border);
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

    .nav-links {
        display: none;
    }

    .nav-container {
        padding: var(--spacing-sm);
    }

    .nav-brand .prompt {
        font-size: 0.75rem;
    }

    .hero {
        min-height: auto;
        padding: calc(var(--spacing-xl) + 60px) 0 var(--spacing-lg) 0;
    }

    .hero-profile-container {
        gap: var(--spacing-sm);
    }

    .profile-image {
        width: 150px;
        height: 150px;
    }

    .theme-toggle-hero {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }

    .theme-icon {
        font-size: 1.2rem;
    }

    .hero-title {
        font-size: 2.5rem;
        text-align: center;
    }

    .terminal-text {
        font-size: 1rem;
        text-align: center;
    }

    .hero-subtitle {
        font-size: 1rem;
        text-align: center;
    }

    .hero-cta {
        flex-direction: column;
        width: 100%;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .hero-meta {
        justify-content: center;
        gap: var(--spacing-sm);
    }

    .meta-item {
        font-size: 0.75rem;
    }

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

    .section-title {
        font-size: 1.8rem;
        text-align: center;
    }

    .competencies-grid,
    .research-grid,
    .cert-grid,
    .education-grid,
    .skills-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }

    .research-card.featured {
        grid-column: span 1;
    }

    .competency-card,
    .research-card,
    .cert-card,
    .education-card {
        padding: var(--spacing-sm);
    }

    .card-header h3,
    .timeline-title,
    .research-title,
    .cert-title {
        font-size: 1rem;
    }

    .card-body p,
    .research-description,
    .timeline-achievements li,
    .cert-details li {
        font-size: 0.85rem;
    }

    .timeline {
        padding-left: 1.5rem;
    }

    .timeline-marker {
        left: -2rem;
        width: 10px;
        height: 10px;
    }

    .timeline-content {
        padding: var(--spacing-sm);
    }

    .timeline-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .timeline-date {
        font-size: 0.75rem;
    }

    .skills-section {
        padding: var(--spacing-sm);
    }

    .skill-tag {
        font-size: 0.75rem;
        padding: 0.4rem 0.8rem;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .contact-intro {
        font-size: 1rem;
    }

    .contact-method {
        padding: var(--spacing-sm);
        grid-template-columns: auto 1fr;
        gap: 0.5rem;
    }

    .method-icon {
        font-size: 1.2rem;
    }

    .method-label {
        font-size: 0.7rem;
    }

    .method-value {
        font-size: 0.85rem;
        grid-column: 1 / -1;
        padding-left: 0;
    }

    .terminal-window {
        display: none;
    }

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

    .footer-text {
        font-size: 0.8rem;
    }

    .footer-tagline {
        font-size: 0.75rem;
    }

    .pdf-modal-content {
        width: 95%;
        height: 95%;
    }

    .pdf-modal-title {
        font-size: 1.1rem;
    }

    /* Looney Mode Mobile Adjustments */
    body.looney-mode .hero-title {
        font-size: 2.5rem;
    }

    body.looney-mode .section-title {
        font-size: 1.8rem;
    }

    body.looney-mode .competency-card,
    body.looney-mode .research-card,
    body.looney-mode .cert-card {
        transform: rotate(-1deg);
    }

    body.looney-mode .competency-card:nth-child(even),
    body.looney-mode .research-card:nth-child(even),
    body.looney-mode .cert-card:nth-child(even) {
        transform: rotate(1deg);
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-sm: 0.75rem;
        --spacing-md: 1.5rem;
        --spacing-lg: 2.5rem;
        --spacing-xl: 3rem;
    }

    .hero {
        padding: calc(var(--spacing-lg) + 60px) 0 var(--spacing-md) 0;
    }

    .profile-image {
        width: 120px;
        height: 120px;
    }

    .theme-toggle-hero {
        padding: 0.6rem 1.2rem;
        font-size: 0.8rem;
    }

    .theme-label {
        font-size: 0.85rem;
    }

    .hero-title {
        font-size: 2rem;
    }

    .terminal-text {
        font-size: 0.9rem;
    }

    .hero-subtitle {
        font-size: 0.9rem;
    }

    .hero-meta {
        flex-direction: column;
        gap: 0.5rem;
        align-items: center;
    }

    .meta-item {
        font-size: 0.7rem;
    }

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

    .section-title {
        font-size: 1.5rem;
    }

    .title-prefix {
        font-size: 0.5em;
    }

    .card-header h3 {
        font-size: 0.95rem;
    }

    .card-icon {
        font-size: 1.5rem !important;
    }

    .timeline-header {
        flex-direction: column;
    }

    .timeline-title {
        font-size: 0.95rem;
    }

    .timeline-company {
        font-size: 0.85rem;
    }

    .research-title {
        font-size: 1.1rem;
    }

    .cert-title {
        font-size: 0.95rem;
    }

    .contact-intro {
        font-size: 0.9rem;
    }

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

    .method-label {
        grid-column: 2;
        font-size: 0.65rem;
    }

    .method-value {
        grid-column: 1 / -1;
        padding-left: 2rem;
        font-size: 0.8rem;
    }

    .footer-cta .btn {
        font-size: 0.9rem;
        padding: 0.75rem 1.5rem;
    }

    /* Looney Mode Extra Small Mobile */
    body.looney-mode .hero-title {
        font-size: 2rem;
    }

    body.looney-mode .section-title {
        font-size: 1.5rem;
    }
}