/* CSS Variables */
:root {
    --bg-primary: #0a0a0a;
    --bg-secondary: #1a1a1a;
    --bg-tertiary: #2a2a2a;
    --accent-green: #00ff41;
    --accent-cyan: #00ffff;
    --text-primary: #ffffff;
    --text-secondary: #cccccc;
    --text-muted: #888888;
    --danger: #ff0040;
    --warning: #ffaa00;
    --info: #0088ff;
    --success: #00ff88;
    
    --font-mono: 'Fira Code', 'Courier New', monospace;
    --font-mono-alt: 'Roboto Mono', monospace;
    --font-display: 'Orbitron', sans-serif;
    
    --border-radius: 8px;
    --box-shadow: 0 4px 20px rgba(0, 255, 65, 0.1);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

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

/* Matrix Background */
#matrix-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: linear-gradient(45deg, var(--bg-primary) 0%, #0d1117 50%, var(--bg-primary) 100%);
}

#matrix-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 25% 25%, rgba(0, 255, 65, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(0, 255, 255, 0.1) 0%, transparent 50%);
    animation: matrixPulse 4s ease-in-out infinite alternate;
}

@keyframes matrixPulse {
    0% { opacity: 0.3; }
    100% { opacity: 0.7; }
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 255, 65, 0.2);
    z-index: 1000;
    transition: var(--transition);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-display);
    font-weight: 700;
}

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

.brand-text {
    color: var(--text-primary);
    font-size: 1.5rem;
    text-shadow: 0 0 10px var(--accent-green);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition);
    position: relative;
}

.nav-link:hover {
    color: var(--accent-green);
    text-shadow: 0 0 5px var(--accent-green);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-green);
    transition: var(--transition);
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--accent-green);
    transition: var(--transition);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 2rem;
    position: relative;
}

.hero-content {
    max-width: 800px;
    width: 100%;
}

.terminal-window {
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    border: 1px solid rgba(0, 255, 65, 0.3);
    box-shadow: var(--box-shadow);
    margin-bottom: 2rem;
    overflow: hidden;
}

.terminal-header {
    background: var(--bg-tertiary);
    padding: 0.5rem 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    border-bottom: 1px solid rgba(0, 255, 65, 0.2);
}

.terminal-buttons {
    display: flex;
    gap: 0.5rem;
}

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

.btn-close { background: #ff5f56; }
.btn-minimize { background: #ffbd2e; }
.btn-maximize { background: #27ca3f; }

.terminal-title {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.terminal-body {
    padding: 1.5rem;
    font-family: var(--font-mono);
}

.terminal-line {
    margin-bottom: 1rem;
}

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

.command {
    color: var(--text-primary);
    margin-left: 0.5rem;
}

.cursor {
    color: var(--accent-green);
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

.ascii-art {
    color: var(--accent-green);
    font-size: 0.7rem;
    line-height: 1.2;
    margin: 1rem 0;
    text-shadow: 0 0 10px var(--accent-green);
}

.hero-subtitle {
    color: var(--accent-cyan);
    font-size: 1.2rem;
    margin: 1rem 0;
}

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

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-family: var(--font-mono);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

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

.btn-primary:hover {
    background: var(--accent-cyan);
    box-shadow: 0 0 20px var(--accent-cyan);
}

.btn-secondary {
    background: transparent;
    color: var(--accent-green);
    border: 2px solid var(--accent-green);
}

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

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.scroll-arrow {
    width: 20px;
    height: 20px;
    border-right: 2px solid var(--accent-green);
    border-bottom: 2px solid var(--accent-green);
    transform: rotate(45deg);
    margin: 0.5rem auto;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0) rotate(45deg); }
    40% { transform: translateY(-10px) rotate(45deg); }
    60% { transform: translateY(-5px) rotate(45deg); }
}

/* Section Styles */
section {
    padding: 5rem 0;
    position: relative;
}

.section-title {
    font-family: var(--font-display);
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--text-primary);
}

.section-title .terminal-prompt {
    color: var(--accent-green);
    font-family: var(--font-mono);
    font-size: 1.5rem;
}

/* About Section */
.about {
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.about-terminal .terminal-body {
    padding: 2rem;
}

.code-block {
    font-family: var(--font-mono);
    line-height: 1.8;
    font-size: 0.95rem;
}

.comment { color: var(--text-muted); }
.variable { color: var(--accent-cyan); }
.string { color: var(--accent-green); }
.number { color: var(--warning); }

/* Skills Section */
.skills {
    background: var(--bg-primary);
}

.skills-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    max-width: 1000px;
    margin: 0 auto;
}

.skill-category h3 {
    color: var(--accent-green);
    font-family: var(--font-display);
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

.skill-item {
    margin-bottom: 1.5rem;
}

.skill-name {
    display: block;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.skill-bar {
    width: 100%;
    height: 8px;
    background: var(--bg-tertiary);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

.skill-progress {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-green), var(--accent-cyan));
    border-radius: 4px;
    width: 0;
    transition: width 2s ease-in-out;
    position: relative;
}

.skill-progress::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    animation: shimmer 2s infinite;
}

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

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

.skill-tag {
    background: var(--bg-tertiary);
    color: var(--accent-green);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    border: 1px solid rgba(0, 255, 65, 0.3);
    transition: var(--transition);
}

.skill-tag:hover {
    background: rgba(0, 255, 65, 0.1);
    box-shadow: 0 0 10px rgba(0, 255, 65, 0.3);
}

/* Findings Section */
.findings {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.findings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.finding-card {
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    border: 1px solid rgba(0, 255, 65, 0.2);
    padding: 1.5rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.finding-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-green), var(--accent-cyan));
}

.finding-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 255, 65, 0.2);
    border-color: var(--accent-green);
}

.finding-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

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

.severity {
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.severity.high { background: var(--danger); color: white; }
.severity.medium { background: var(--warning); color: black; }
.severity.low { background: var(--info); color: white; }
.severity.info { background: var(--success); color: black; }

.finding-content p {
    margin-bottom: 0.75rem;
    color: var(--text-secondary);
}

.target-list {
    list-style: none;
    margin: 0.5rem 0;
}

.target-list li {
    color: var(--accent-cyan);
    font-family: var(--font-mono);
    font-size: 0.9rem;
    margin-bottom: 0.25rem;
}

.target-list li::before {
    content: '→ ';
    color: var(--accent-green);
}

.code-snippet {
    background: var(--bg-primary);
    border-radius: 4px;
    padding: 1rem;
    margin: 1rem 0;
    border-left: 3px solid var(--accent-green);
}

.code-snippet code {
    color: var(--accent-green);
    font-family: var(--font-mono);
    font-size: 0.85rem;
}

.status {
    color: var(--success);
    font-weight: 500;
}

/* Projects Section */
.projects {
    background: var(--bg-primary);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.project-card {
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    border: 1px solid rgba(0, 255, 255, 0.2);
    padding: 1.5rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-cyan), var(--accent-green));
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 255, 255, 0.2);
    border-color: var(--accent-cyan);
}

.project-header {
    margin-bottom: 1rem;
}

.project-header h3 {
    color: var(--text-primary);
    font-family: var(--font-display);
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

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

.tag {
    background: rgba(0, 255, 255, 0.1);
    color: var(--accent-cyan);
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.75rem;
    border: 1px solid rgba(0, 255, 255, 0.3);
}

.project-content p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.project-features ul {
    list-style: none;
    margin: 1rem 0;
}

.project-features li {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    position: relative;
    padding-left: 1.5rem;
}

.project-features li::before {
    content: '✓';
    color: var(--accent-green);
    position: absolute;
    left: 0;
    font-weight: bold;
}

/* Contact Section */
.contact {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.contact-terminal .terminal-body {
    padding: 2rem;
}

.contact-info {
    font-family: var(--font-mono);
    line-height: 1.8;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin: 0.75rem 0;
}

.contact-item .icon {
    font-size: 1.2rem;
}

.contact-item .label {
    color: var(--accent-cyan);
    min-width: 80px;
}

.contact-item .value {
    color: var(--accent-green);
}

.social-links {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin: 1rem 0;
}

.social-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border: 1px solid rgba(0, 255, 65, 0.3);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.social-link:hover {
    color: var(--accent-green);
    border-color: var(--accent-green);
    box-shadow: 0 0 10px rgba(0, 255, 65, 0.3);
}

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

.availability {
    list-style: none;
    margin: 1rem 0;
}

.availability li {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    position: relative;
    padding-left: 1.5rem;
}

.availability li::before {
    content: '▶';
    color: var(--accent-green);
    position: absolute;
    left: 0;
}

/* Footer */
.footer {
    background: var(--bg-tertiary);
    border-top: 1px solid rgba(0, 255, 65, 0.2);
    padding: 2rem 0;
    text-align: center;
}

.footer-content p {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.footer-note {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: rgba(10, 10, 10, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding-top: 2rem;
        transition: var(--transition);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .hero {
        padding: 1rem;
        min-height: 90vh;
    }
    
    .ascii-art {
        font-size: 0.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .findings-grid,
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 250px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .nav {
        padding: 1rem 1rem;
    }
    
    .terminal-body {
        padding: 1rem;
    }
    
    .ascii-art {
        font-size: 0.4rem;
    }
    
    .finding-card,
    .project-card {
        padding: 1rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
}

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

.fade-in-up {
    animation: fadeInUp 0.6s ease-out forwards;
}

/* Glitch Effect */
.glitch {
    position: relative;
    color: var(--text-primary);
    font-size: 2rem;
    font-weight: bold;
    text-transform: uppercase;
    animation: glitch 2s infinite;
}

.glitch::before,
.glitch::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.glitch::before {
    animation: glitch-1 0.5s infinite;
    color: var(--accent-cyan);
    z-index: -1;
}

.glitch::after {
    animation: glitch-2 0.5s infinite;
    color: var(--danger);
    z-index: -2;
}

@keyframes glitch {
    0%, 100% { transform: translate(0); }
    20% { transform: translate(-2px, 2px); }
    40% { transform: translate(-2px, -2px); }
    60% { transform: translate(2px, 2px); }
    80% { transform: translate(2px, -2px); }
}

@keyframes glitch-1 {
    0%, 100% { transform: translate(0); }
    20% { transform: translate(2px, -2px); }
    40% { transform: translate(-2px, 2px); }
    60% { transform: translate(-2px, -2px); }
    80% { transform: translate(2px, 2px); }
}

@keyframes glitch-2 {
    0%, 100% { transform: translate(0); }
    20% { transform: translate(-2px, -2px); }
    40% { transform: translate(2px, -2px); }
    60% { transform: translate(2px, 2px); }
    80% { transform: translate(-2px, 2px); }
}

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(0, 255, 65, 0.3);
    border-radius: 50%;
    border-top-color: var(--accent-green);
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}