@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700;900&family=Rajdhani:wght@300;400;500;600;700&family=Share+Tech+Mono&display=swap');

:root {
    /* Monochromatic Palette */
    --primary-bg: #000000;
    --secondary-bg: #0a0a0a;
    --tertiary-bg: #111111;
    --accent-primary: #00ff41;
    --accent-secondary: #ffffff;
    --accent-danger: #ff0040;
    --text-primary: #ffffff;
    --text-secondary: #d1d1d1;
    --text-muted: #666666;
    --border-color: #222222;
    --grid-color: #1a1a1a;
    
    /* Typography System */
    --font-display: 'Orbitron', monospace;
    --font-body: 'Rajdhani', sans-serif;
    --font-mono: 'Share Tech Mono', monospace;
    
    /* Spacing System */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    --space-3xl: 6rem;
    
    /* Layout */
    --container-max: 1200px;
    --section-padding: var(--space-3xl) var(--space-lg);
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-smooth: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);

    /* Skill Level Colors and Styles */
    --skill-expert-bg: hsl(210, 70%, 55%);
    --skill-expert-text: hsl(210, 20%, 95%);
    --skill-expert-text-hsl: 210, 20%, 95%;
    --skill-expert-font-size: 1.1em;    

    --skill-advanced-bg: hsl(180, 60%, 50%);
    --skill-advanced-text: hsl(180, 20%, 95%);
    --skill-advanced-text-hsl: 180, 20%, 95%;
    --skill-advanced-font-size: 1em;

    --skill-intermediate-bg: hsl(45, 70%, 60%);
    --skill-intermediate-text: hsl(45, 30%, 20%);
    --skill-intermediate-text-hsl: 45, 30%, 20%;
    --skill-intermediate-font-size: 0.9em;

    --skill-tag-padding: 0.3em 0.8em;
    --skill-tag-radius: 4px; /* Subtle rounding for a softer tag look */
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background: var(--primary-bg);
    color: var(--text-primary);
    line-height: 1.5;
    overflow-x: hidden;
    font-weight: 400;
}

/* Grid Background */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(26, 26, 26, 0.5) 1px, transparent 1px),
        linear-gradient(90deg, rgba(26, 26, 26, 0.5) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
    z-index: 1;
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: var(--space-md) var(--space-lg);
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
}

.nav::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-primary), transparent);
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    z-index: 2;
}

.logo {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 900;
    color: var(--text-primary);
    text-decoration: none;
    position: relative;
    letter-spacing: 2px;
    display: flex;
    align-items: center;
    gap: 4px;
}

.logo-base {
    color: var(--accent-primary);
}

.logo-module {
    position: relative;
    display: inline-block;
}

.logo-current {
    color: var(--text-primary);
}

.logo-cursor {
    color: var(--accent-primary) !important;
    animation: blink 1s infinite !important;
    -webkit-animation: blink 1s infinite !important;
    -moz-animation: blink 1s infinite !important;
    -o-animation: blink 1s infinite !important;
    cursor: pointer;
    margin-left: 2px;
    display: inline-block;
    font-weight: normal;
    will-change: opacity;
    animation-fill-mode: both !important;
    animation-timing-function: ease-in-out !important;
}

/* Force animation even if user prefers reduced motion */
@media (prefers-reduced-motion: reduce) {
    .logo-cursor {
        animation: blink 1s infinite !important;
        -webkit-animation: blink 1s infinite !important;
        -moz-animation: blink 1s infinite !important;
        -o-animation: blink 1s infinite !important;
    }
}

/* Module Dropdown */
.module-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--secondary-bg);
    border: 1px solid var(--accent-primary);
    border-top: none;
    min-width: 240px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-smooth);
    z-index: 2000;
    box-shadow: 0 10px 30px rgba(0, 255, 65, 0.1);
}

.logo-module:hover .module-dropdown,
.module-dropdown:hover {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.module-dropdown::before {
    content: '';
    position: absolute;
    top: -1px;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--accent-primary);
}

.dropdown-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-sm) var(--space-md);
    color: var(--text-secondary);
    text-decoration: none;
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-fast);
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 1px;
}

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

.dropdown-item:hover {
    background: var(--tertiary-bg);
    color: var(--text-primary);
}

.dropdown-item.current {
    background: var(--accent-primary);
    color: var(--primary-bg);
}

.dropdown-module {
    text-transform: uppercase;
}

.dropdown-desc {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 400;
}

.dropdown-item.current .dropdown-desc {
    color: var(--primary-bg);
    opacity: 0.8;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--space-xl);
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 1.1rem;
    transition: var(--transition-fast);
    position: relative;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.nav-links a::before {
    content: '>';
    position: absolute;
    left: -15px;
    opacity: 0;
    color: var(--accent-primary);
    transition: var(--transition-fast);
}

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

.nav-links a:hover::before {
    opacity: 1;
    left: -20px;
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--secondary-bg);
    border: 2px solid var(--accent-primary);
    color: var(--accent-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-smooth);
    opacity: 0;
    visibility: hidden;
    z-index: 999;
    font-family: var(--font-mono);
    font-size: 1.2rem;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--accent-primary);
    color: var(--primary-bg);
}

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

.hero-container {
    max-width: var(--container-max);
    margin: 0 auto;
    position: relative;
    z-index: 2;
    width: 100%;
}

.hero-content {
    max-width: 900px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-md);
    background: var(--secondary-bg);
    border: 1px solid var(--accent-primary);
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--accent-primary);
    margin-bottom: var(--space-lg);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-badge::before {
    content: '●';
    animation: pulse-green 2s infinite;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 900;
    line-height: 0.9;
    margin-bottom: var(--space-sm);
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 3px;
    position: relative;
}

.hero-subtitle {
    font-family: var(--font-display);
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    font-weight: 400;
    color: var(--accent-primary);
    margin-top: var(--space-lg);
    margin-bottom: var(--space-md);
    letter-spacing: 1px;
}

.hero-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 200px;
    height: 3px;
    background: var(--accent-primary);
    clip-path: polygon(0 0, calc(100% - 15px) 0, 100% 100%, 0 100%);
}

.hero-description {
    font-size: 1.3rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
    max-width: 700px;
    font-weight: 300;
    line-height: 1.6;
}

.hero-cta {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-md) var(--space-xl);
    border: 2px solid;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

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

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

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

/* Sections */
.section {
    padding: var(--section-padding);
    position: relative;
}

.section-container {
    max-width: var(--container-max);
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

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

.section-badge {
    display: inline-block;
    padding: var(--space-xs) var(--space-md);
    background: var(--secondary-bg);
    border: 1px solid var(--accent-primary);
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--accent-primary);
    margin-bottom: var(--space-md);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    margin-bottom: var(--space-md);
    line-height: 1;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.section-description {
    font-size: 1.5rem;
    color: var(--text-secondary);
    max-width: 800px;
    font-weight: 300;
    line-height: 1.6;
}

/* About Section */
.about {
    background: var(--secondary-bg);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.about-content {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.6;
    font-weight: 300;
}

/* Expertise Section */
.expertise-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
    margin-top: var(--space-3xl);
}

/* Enhanced Expertise Cards */
.expertise-card {
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    padding: var(--space-lg);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.expertise-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent-primary);
    transform: scaleX(0);
    transition: var(--transition-smooth);
}

.expertise-card:hover::before {
    transform: scaleX(1);
}

.expertise-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-5px);
    animation: hover-glow 2s infinite;
}

.expertise-header {
    display: flex;
    align-items: top;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.expertise-icon {
    width: 60px;
    height: 60px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: var(--tertiary-bg);
    border: 1px solid var(--accent-primary);
    color: var(--accent-primary);
    position: relative;
    overflow: hidden;
    margin-top: 8px;
}

/* Protocol Indicator Styles */
.protocol-indicator {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--accent-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 4px;
    text-align: center;
}

.protocol-dots {
    display: flex;
    gap: 3px;
    justify-content: center;
    align-items: center;
}

.dot {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--border-color);
    transition: all var(--transition-fast);
}

.dot.active {
    background: var(--accent-primary);
    box-shadow: 0 0 4px var(--accent-primary);
    animation: pulse-dot 2s infinite;
}

.expertise-card:hover .dot.active {
    animation: pulse-dot 1s infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.2); }
}

.expertise-title {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: 0;
}

.expertise-metrics {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-sm);
    margin-bottom: var(--space-md);
    flex-wrap: wrap;
}

.metric {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--accent-primary);
    background: var(--primary-bg);
    border: 1px solid var(--border-color);
    padding: 2px var(--space-xs);
    text-transform: uppercase;
}

.expertise-description {
    color: var(--text-secondary);
    line-height: 1.6;
    font-weight: 300;
}

/* Experience Grid */
.experience-grid {
    display: grid;
    gap: var(--space-lg);
    margin-top: var(--space-2xl);
}

/* Timeline Filters */
.timeline-filters {
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    padding: var(--space-lg);
    margin: var(--space-xl) 0;
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    flex-wrap: wrap;
    position: relative;
}

.timeline-filters::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-primary), transparent);
    animation: scan-line 3s infinite;
}

.filter-prompt {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-family: var(--font-mono);
    color: var(--accent-primary);
    font-size: 0.9rem;
    min-width: 120px;
}

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

.prompt-text {
    color: var(--text-secondary);
}

.filter-buttons {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap; /* This is key for responsiveness */
    flex: 1;
    justify-content: flex-start; /* Align buttons to the start by default */
}

.filter-btn {
    background: var(--primary-bg);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: var(--space-xs) var(--space-md);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    cursor: pointer;
    transition: var(--transition-fast);
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
}

.filter-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 255, 65, 0.1), transparent);
    transition: left 0.5s ease;
}

.filter-btn:hover::before {
    left: 100%;
}

.filter-btn:hover {
    color: var(--accent-primary);
    border-color: var(--accent-primary);
    background: var(--tertiary-bg);
}

.filter-btn.active {
    background: var(--accent-primary);
    color: var(--primary-bg);
    border-color: var(--accent-primary);
    animation: timeline-pulse 2s infinite;
}

.timeline-stats {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-muted);
    min-width: 150px;
    text-align: right;
}

.stats-text {
    text-transform: uppercase;
    letter-spacing: 1px;
}

#visible-count {
    color: var(--accent-primary);
    font-weight: bold;
}

.experience-card {
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--accent-primary);
    padding-left: var(--space-xl);
    padding-right: var(--space-xl);
    padding-top: var(--space-lg);
    padding-bottom: var(--space-sm);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.experience-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--accent-primary);
    transform: scaleY(0);
    transform-origin: top;
    transition: var(--transition-smooth);
}

.experience-card:hover::after {
    transform: scaleY(1);
}

.experience-card:hover {
    border-color: var(--accent-primary);
    transform: translateX(10px);
}

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

.experience-title {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--space-xs);
}

.experience-period {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--accent-primary);
    text-transform: uppercase;
    padding: var(--space-xs) var(--space-sm);
    background: var(--tertiary-bg);
    border: 1px solid var(--border-color);
}

.experience-company {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-xs);
    font-weight: 500;
}

.experience-location {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* Skills Section - Skill Cloud */
.skills-container {
    margin-top: var(--space-3xl);
}

/* Skill Filters */
.skill-filters {
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    padding: var(--space-lg);
    margin: var(--space-xl) 0;
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    flex-wrap: wrap; /* Ensures buttons wrap to the next line if they don't fit */
    position: relative;
}

.skill-filters::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-primary), transparent);
    animation: scan-line 3s infinite;
}

.skill-stats {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-muted);
    min-width: 120px;
    text-align: right;
}

/* Skill Cloud Layout */
.skill-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs); /* Reduced gap for more cloud-like appearance */
    align-items: flex-start;
    justify-content: flex-start;
    margin-top: var(--space-xl);
    line-height: 1.4; /* Tighter line spacing */
}

.skill-item {
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    padding: var(--space-xs) var(--space-sm); /* Consistent small padding */
    position: relative;
    cursor: pointer;
    transition: transform 0.2s ease, opacity 0.3s ease-out, color 0.2s ease, border-color 0.2s ease;
    display: inline-block; /* Changed to inline-block for natural tag flow */
    opacity: 1;
    font-family: var(--font-mono); /* Consistent monospace font for all tags */
    font-size: 0.85rem; /* Consistent base font size */
    font-weight: 500;
    color: var(--text-secondary); /* Consistent color for all tags */
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-radius: 2px; /* Subtle rounding for tag-like appearance */
    white-space: nowrap; /* Prevent text wrapping */
}

.skill-item .skill-name {
    white-space: nowrap;
    display: inline; /* Changed to inline since we removed the level indicator */
}

/* Remove the level indicator completely */
.skill-item .skill-level-indicator {
    display: none;
}

/* Hover effect for tags */
.skill-item:hover {
    transform: scale(1.05); /* Slightly reduced scale for subtler effect */
    opacity: 1;
    color: var(--accent-primary);
    border-color: var(--accent-primary);
    background: var(--tertiary-bg);
}

.skill-item.filtered-out {
    opacity: 0;
    transform: scale(0.8);
    pointer-events: none;
}

.skill-item.filtered-in {
    opacity: 1;
    transform: scale(1);
    animation: skill-appear 0.5s ease-out forwards;
}

@keyframes skill-appear {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Responsive Skill Cloud */
@media (max-width: 768px) {
    .skill-cloud {
        justify-content: center;
        gap: 6px; /* Even smaller gap on mobile */
    }
    
    .skill-item {
        font-size: 0.75rem; /* Slightly smaller on mobile */
        padding: 4px 8px; /* Smaller padding on mobile */
    }
    
    .skill-filters {
        flex-direction: column; /* Stack filter prompt and buttons vertically */
        align-items: stretch; /* Make children take full width */
        gap: var(--space-md);
    }
    
    .filter-prompt {
        justify-content: center; /* Center the prompt text if needed or remove if too long */
        text-align: center;
    }

    .filter-buttons {
        justify-content: center; /* Center buttons on smaller screens */
        gap: var(--space-xs); /* Reduce gap for smaller buttons */
    }

    .filter-btn {
        padding: var(--space-xs) var(--space-sm); /* Slightly smaller padding for buttons */
        font-size: 0.75rem; /* Smaller font for buttons */
    }
    
    .skill-stats {
        text-align: center;
        min-width: auto;
    }
}

/* Outcomes Section */
.outcomes {
    background: var(--secondary-bg);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.outcomes-list {
    margin-top: var(--space-xl);
}

.outcome-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
    padding: var(--space-lg);
    background: var(--tertiary-bg);
    border: 1px solid var(--border-color);
    transition: var(--transition-smooth);
}

.outcome-item:hover {
    border-color: var(--accent-primary);
}

.outcome-marker {
    color: var(--accent-primary);
    font-family: var(--font-mono);
    font-size: 1.2rem;
    min-width: 20px;
}

.outcome-text {
    color: var(--text-secondary);
    line-height: 1.6;
    font-weight: 300;
}

/* Languages & Education */
.languages-education {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    margin-top: var(--space-3xl);
}

.languages-grid, .education-content {
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    padding: var(--space-xl);
}

.subsection-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--space-lg);
    color: var(--accent-primary);
}

.language-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-md);
    padding: var(--space-sm) 0;
    border-bottom: 1px solid var(--border-color);
}

.language-name {
    color: var(--text-primary);
    font-weight: 500;
}

.language-level {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
}

.education-item {
    margin-bottom: var(--space-lg);
}

.education-degree {
    font-size: 1.2rem;
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.education-school {
    color: var(--text-secondary);
    margin-bottom: var(--space-xs);
}

.education-period {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* Contact Section */
.contact {
    background: var(--secondary-bg);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.contact-container {
    display: flex;
    gap: var(--space-3xl);
    align-items: flex-start;
}

.contact-info {
    flex: 1;
    max-width: 400px;
}

.contact-info p {
    margin-bottom: var(--space-md);
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.contact-links {
    list-style: none;
    margin-top: var(--space-lg);
}

.contact-links li {
    margin-bottom: var(--space-sm);
}

.contact-links a {
    color: var(--accent-primary);
    text-decoration: none;
    font-weight: 500;
    font-size: 1.1rem;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

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

.contact-links i {
    font-size: 1.3rem;
}

/* Terminal Interface for Contact Form */
.terminal-interface {
    flex: 2;
    background: var(--primary-bg);
    border: 1px solid var(--border-color);
    padding: var(--space-lg);
    position: relative;
    /* Removed fixed width to allow it to take available space */
    /* width: 1000px; */ 
    max-width: 100%; /* Ensure it doesn't overflow its container */
    margin: 0 auto; /* Center if there's extra space, though flex: 2 should handle width */
}

.terminal-header {
    background: var(--primary-bg);
    border-bottom: 1px solid var(--accent-primary);
    padding: var(--space-sm) var(--space-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
}

.terminal-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-primary), transparent);
    animation: scan-line 2s infinite;
}

.terminal-controls {
    display: flex;
    gap: var(--space-xs);
}

.terminal-btn {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
}

.terminal-btn.close { background: var(--accent-danger); }
.terminal-btn.minimize { background: #ffcc00; }
.terminal-btn.maximize { background: var(--accent-primary); }

.terminal-title {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.terminal-status {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-family: var(--font-mono);
    font-size: 0.7rem;
}

.status-indicator {
    width: 8px;
    height: 8px;
    background: var(--accent-primary);
    border-radius: 50%;
    animation: pulse-green 2s infinite;
}

.status-text {
    color: var(--accent-primary);
    text-transform: uppercase;
}

.terminal-body {
    padding: var(--space-lg);
}

.terminal-prompt {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    margin-bottom: var(--space-lg);
    padding: var(--space-sm);
    background: var(--primary-bg);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 4px;
}

.prompt-user { color: var(--accent-primary); }
.prompt-separator { color: var(--text-muted); }
.prompt-path { color: var(--text-secondary); }
.prompt-symbol { color: var(--accent-primary); }
.prompt-command { 
    color: var(--text-primary);
    animation: typing 2s ease-in-out;
}

.terminal-footer {
    border-top: 1px solid var(--border-color);
    padding: var(--space-sm) 0;
    margin-top: var(--space-xl);
}

.connection-info {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    flex-wrap: wrap;
}

.info-label {
    color: var(--text-secondary);
    text-transform: uppercase;
}

.info-value {
    color: var(--accent-primary);
}

.info-separator {
    color: var(--border-color);
}

.contact-form {
    max-width: none;
    margin: 0;
}

/* Form Grid Layout */
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.form-group-full {
    grid-column: 1 / -1;
}

/* Mobile responsive */
@media (max-width: 768px) {
    .form-grid {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }
}

/* Enhanced Form Elements */
.form-group {
    margin-bottom: var(--space-xl);
}

.form-label {
    display: block;
    margin-bottom: var(--space-sm);
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.label-prompt {
    color: var(--accent-primary);
    font-size: 0.7rem;
    padding: 2px var(--space-xs);
    border: 1px solid var(--accent-primary);
    background: var(--primary-bg);
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-prefix {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--accent-primary);
    background: var(--primary-bg);
    border: 1px solid var(--border-color);
    border-right: none;
    padding: var(--space-md);
    min-width: 60px;
    text-align: center;
}

.form-input,
.form-textarea {
    width: 100%;
    padding: var(--space-md);
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: all var(--transition-fast);
    position: relative;
}

.input-wrapper .form-input,
.input-wrapper .form-textarea {
    border-left: none;
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    background: var(--tertiary-bg);
    box-shadow: 0 0 0 2px rgba(0, 255, 65, 0.1);
}

.form-input:focus + .input-validation,
.form-textarea:focus + .input-validation {
    opacity: 1;
}

.input-validation {
    position: absolute;
    right: var(--space-sm);
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    opacity: 0;
    transition: var(--transition-fast);
}

.input-validation.valid::after {
    content: '✓';
    color: var(--accent-primary);
    font-weight: bold;
}

.input-validation.invalid::after {
    content: '✗';
    color: var(--accent-danger);
    font-weight: bold;
}

.form-textarea {
    resize: vertical;
    min-height: 140px;
    font-family: var(--font-mono);
    line-height: 1.6;
}

.char-counter {
    position: absolute;
    bottom: var(--space-xs);
    right: var(--space-sm);
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-muted);
    background: var(--secondary-bg);
    padding: 2px var(--space-xs);
}

.form-actions {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-xl);
}

.form-actions .btn {
    flex: 1;
    position: relative;
    overflow: hidden;
}

.btn-progress {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 255, 65, 0.3), transparent);
    transition: left 0.8s ease;
}

.btn.loading .btn-progress {
    left: 100%;
}

.form-status {
    margin-top: var(--space-lg);
    padding: var(--space-md);
    border: 1px solid var(--border-color);
    background: var(--primary-bg);
    font-family: var(--font-mono);
    font-size: 0.9rem;
    min-height: 50px;
    display: none;
}

.form-status.show {
    display: block;
    animation: fade-in-up 0.5s ease;
}

.form-status.success {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.form-status.error {
    border-color: var(--accent-danger);
    color: var(--accent-danger);
}

/* Sub-Footer (Languages & Education) */
.sub-footer {
    background: var(--primary-bg);
    border-top: 1px solid var(--border-color);
    padding: var(--space-lg) var(--space-lg);
    position: relative;
}

.sub-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-primary), transparent);
}

.animated-terminal {
    max-width: var(--container-max);
    margin: 0 auto;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    line-height: 1.6;
    display: flex;
    align-items: center;
    gap: var(--space-sm); /* Provides spacing between prompt, command, output */
    padding: var(--space-md) 0;
}

/* Specific styles for prompt, command, and output within .animated-terminal */
.animated-terminal .terminal-prompt {
    color: var(--accent-primary);    /* User's requested color 1 (e.g., green) */
    font-weight: 600;
    white-space: nowrap;
    /* Resetting styles that might cause block appearance */
    background: none;
    border: none;
    padding: 0;
    margin: 0;
}

.animated-terminal .terminal-command {
    color: var(--text-secondary);   /* User's requested color 2 (e.g., dimmer text) */
    white-space: nowrap;
    padding: 0;
    margin: 0;
}

.animated-terminal .terminal-output {
    color: var(--text-primary);     /* User's requested color 3 (e.g., main text) */
    white-space: nowrap;
    padding: 0;
    margin: 0;
}

.output-cursor {
    color: var(--accent-primary);
    animation: blink 1s infinite;
    font-weight: bold;
}

/* Sub-Footer Responsive */
@media (max-width: 768px) {
    .sub-footer {
        padding: var(--space-md) var(--space-md);
    }

    .animated-terminal {
        font-size: 0.8rem;
        flex-wrap: wrap;
        gap: var(--space-xs);
    }    .terminal-output {
        word-break: break-all;
    }
}

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

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

.footer-text {
    color: var(--text-muted);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-matrix {
    font-family: var(--font-mono);
    color: var(--accent-primary);
    font-size: 0.8rem;
}

/* Quick Stats Section */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-lg);
    margin: var(--space-3xl) 0;
    padding: var(--space-xl);
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    position: relative;
}

.stats-grid::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-primary), transparent, var(--accent-primary));
}

.stat-item {
    text-align: center;
    padding: var(--space-md);
    border: 1px solid var(--border-color);
    background: var(--tertiary-bg);
    transition: var(--transition-smooth);
    position: relative;
}

.stat-item:hover {
    border-color: var(--accent-primary);
    transform: translateY(-2px);
    animation: hover-glow 1.5s infinite;
}

.stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--accent-primary);
    line-height: 1;
    margin-bottom: var(--space-xs);
}

.stat-label {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Navigation Progress Indicator */
.nav-progress {
    position: fixed;
    bottom: 20px;
    left: 20px;
    background: rgba(0, 0, 0, 0.9);
    border: 1px solid var(--accent-primary);
    padding: var(--space-xs) var(--space-sm);
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--accent-primary);
    z-index: 998;
    backdrop-filter: blur(10px);
}

.progress-indicator {
    letter-spacing: 1px;
}

/* Quick Navigation */
.quick-nav {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-top: var(--space-lg);
    padding: var(--space-md);
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    font-family: var(--font-mono);
}

.nav-prompt {
    color: var(--accent-primary);
    font-size: 0.9rem;
}

.nav-cmd {
    color: var(--text-secondary);
    text-decoration: none;
    padding: var(--space-xs) var(--space-sm);
    border: 1px solid var(--border-color);
    transition: var(--transition-fast);
    font-size: 0.8rem;
    text-transform: uppercase;
}

.nav-cmd:hover {
    color: var(--accent-primary);
    border-color: var(--accent-primary);
    background: var(--tertiary-bg);
}

/* Animations */
@keyframes blink {
    0%, 49% { 
        opacity: 1 !important; 
    }
    50%, 100% { 
        opacity: 0 !important; 
    }
}

@-webkit-keyframes blink {
    0%, 49% { 
        opacity: 1 !important; 
    }
    50%, 100% { 
        opacity: 0 !important; 
    }
}

@-moz-keyframes blink {
    0%, 49% { 
        opacity: 1 !important; 
    }
    50%, 100% { 
        opacity: 0 !important; 
    }
}

@-o-keyframes blink {
    0%, 49% { 
        opacity: 1 !important; 
    }
    50%, 100% { 
        opacity: 0 !important; 
    }
}

@keyframes pulse-green {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes matrix {
    0% { transform: translateY(-10px); opacity: 0; }
    50% { opacity: 1; }
    100% { transform: translateY(10px); opacity: 0; }
}

@keyframes progress-shine {
    0% { 
        transform: translateX(-150%); 
        opacity: 0;
    }
    50% { 
        opacity: 1;
    }
    100% { 
        transform: translateX(250%); 
        opacity: 0;
    }
}

@keyframes timeline-pulse {
    0%, 100% { 
        box-shadow: 0 0 0 0 var(--accent-primary);
        opacity: 1;
    }
    50% { 
        box-shadow: 0 0 0 10px rgba(0, 255, 65, 0);
        opacity: 0.8;
    }
}

@keyframes hover-glow {
    0%, 100% { box-shadow: 0 0 5px rgba(0, 255, 65, 0.3); }
    50% { box-shadow: 0 0 20px rgba(0, 255, 65, 0.6); }
}

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

@keyframes scan-line {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

@keyframes typing {
    from { width: 0; }
    to { width: 100%; }
}

@keyframes fade-in-up {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Matrix Rain Effect */
.matrix-rain {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
    overflow: hidden;
}

.matrix-char {
    position: absolute;
    color: var(--accent-primary);
    font-family: var(--font-mono);
    font-size: 12px;
    animation: matrix 3s linear infinite;
    opacity: 0.1;
}

/* Responsive Design */
@media (max-width: 768px) {
    :root {
        --section-padding: var(--space-2xl) var(--space-md);
    }
    
    .nav-links {
        display: none;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .skills-grid, .expertise-grid {
        grid-template-columns: 1fr;
    }

    .languages-education {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        gap: var(--space-sm);
        text-align: center;
    }

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

    /* Logo Dropdown Mobile */
    .logo {
        font-size: 1rem;
    }

    .module-dropdown {
        min-width: 180px;
        left: -20px;
    }

    .dropdown-item {
        padding: var(--space-sm);
        font-size: 0.8rem;
    }

    .dropdown-desc {
        font-size: 0.6rem;
    }

    /* Timeline Filters Mobile */
    .timeline-filters {
        flex-direction: column;
        align-items: stretch;
        gap: var(--space-md);
    }

    .filter-prompt {
        min-width: auto;
        justify-content: center;
    }

    .filter-buttons {
        justify-content: center;
    }

    .timeline-stats {
        min-width: auto;
        text-align: center;
    }

    /* Terminal Interface Mobile */
    .terminal-interface {
        margin: var(--space-md);
    }

    .terminal-header {
        padding: var(--space-sm);
    }

    .terminal-title {
        font-size: 0.7rem;
    }

    .terminal-body {
        padding: var(--space-md);
    }

    .form-actions {
        flex-direction: column;
    }

    .input-wrapper {
        flex-direction: column;
    }

    .input-prefix {
        border-right: 1px solid var(--border-color);
        border-bottom: none;
        text-align: left;
        min-width: auto;
        padding: var(--space-xs) var(--space-md);
    }

    .input-wrapper .form-input,
    .input-wrapper .form-textarea {
        border-left: 1px solid var(--border-color);
        border-top: none;
    }

    .connection-info {
        flex-direction: column;
        gap: var(--space-xs);
        text-align: center;
    }

    .info-separator {
        display: none;
    }

    /* Stats Grid Mobile */
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-md);
        padding: var(--space-md);
    }

    .stat-number {
        font-size: 2rem;
    }

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

    /* Skills Category Mobile */
    .skill-category-header {
        flex-direction: column;
        gap: var(--space-sm);
        align-items: stretch;
    }

    .skill-level {
        align-items: flex-start;
        min-width: auto;
    }

    .skill-progress {
        width: 100%;
    }

    /* Experience Cards Mobile */
    .experience-card {
        padding: var(--space-md);
    }

    .experience-card:hover {
        transform: none;
    }

    /* Expertise Cards Mobile */
    .expertise-card {
        padding: var(--space-md);
    }

    .expertise-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-sm);
    }

    .expertise-icon {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2.5rem;
    }

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

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

    .filter-buttons {
        flex-direction: column;
    }

    .filter-btn {
        text-align: center;
    }
}

/* Accessibility Improvements */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .matrix-rain {
        display: none;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    :root {
        --accent-primary: #00ff00;
        --text-primary: #ffffff;
        --text-secondary: #cccccc;
        --border-color: #444444;
    }
}

/* Focus Management */
.focus-visible,
*:focus-visible {
    outline: 2px solid var(--accent-primary);
    outline-offset: 2px;
}

/* Skip Link */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--accent-primary);
    color: var(--primary-bg);
    padding: 8px 16px;
    text-decoration: none;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    z-index: 10000;
    transition: top 0.3s;
}

.skip-link:focus {
    top: 6px;
}

/* Screen Reader Only */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Loading States */
.loading {
    pointer-events: none;
    opacity: 0.7;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid transparent;
    border-top: 2px solid var(--accent-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 6px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--accent-primary);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-primary);
}