:root {
    /* Color System - Cybersecurity Theme */
    --bg-primary: #0a0e1a;
    --bg-secondary: #111827;
    --bg-tertiary: #1a1f35;
    --accent-primary: #00ff88;
    --accent-secondary: #00d4ff;
    --accent-danger: #ff0055;
    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --border-color: rgba(0, 255, 136, 0.2);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Typography */
    --font-display: 'Syne', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    /* Effects */
    --glow: 0 0 20px rgba(0, 255, 136, 0.3);
    --glow-strong: 0 0 30px rgba(0, 255, 136, 0.5);
}

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

html {
    scroll-behavior: smooth;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Animated Grid Background */
.grid-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(0, 255, 136, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 255, 136, 0.05) 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: -1;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% {
        transform: translate(0, 0);
    }
    100% {
        transform: translate(50px, 50px);
    }
}

/* Header & Navigation */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: var(--spacing-sm) 0;
    background: rgba(10, 14, 26, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    animation: slideDown 0.5s ease-out;
}

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

nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-mono);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--accent-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.terminal-prompt {
    color: var(--accent-secondary);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

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

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: all 0.3s ease;
    position: relative;
}

.nav-links a::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--accent-primary);
    transition: width 0.3s ease;
}

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

.nav-links a:hover::before {
    width: 80%;
}

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

.hamburger span {
    width: 25px;
    height: 2px;
    background: var(--accent-primary);
    transition: all 0.3s ease;
}

/* Home Section */
#home {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    position: relative;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid var(--accent-primary);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--accent-primary);
    margin-bottom: var(--spacing-md);
    animation: fadeInUp 0.8s ease-out 0.2s backwards;
}

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

@keyframes blink {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.3;
    }
}

.glitch-text {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 8vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-sm);
    position: relative;
    color: var(--text-primary);
    animation: fadeInUp 0.8s ease-out 0.3s backwards;
}

.typing-container {
    margin-bottom: var(--spacing-md);
    animation: fadeInUp 0.8s ease-out 0.4s backwards;
}

.role-text {
    font-size: 1.5rem;
    color: var(--accent-primary);
    font-weight: 600;
    font-family: var(--font-mono);
}

.cursor {
    animation: blink 1s step-end infinite;
}

.description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
    animation: fadeInUp 0.8s ease-out 0.5s backwards;
}

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

.cta-buttons {
    display: flex;
    gap: var(--spacing-sm);
    animation: fadeInUp 0.8s ease-out 0.6s backwards;
}

.btn {
    padding: 1rem 2rem;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    font-family: var(--font-mono);
}

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

.btn-primary:hover {
    background: #00cc6f;
    box-shadow: var(--glow-strong);
    transform: translateY(-2px);
}

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

.btn-secondary:hover {
    background: rgba(0, 255, 136, 0.1);
    transform: translateY(-2px);
}

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

/* Hero Visual */
.hero-visual {
    animation: fadeInUp 0.8s ease-out 0.7s backwards;
}

.profile-container {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.profile-image {
    position: relative;
    width: 100%;
    max-width: 400px;
    aspect-ratio: 1;
    border-radius: 12px;
    overflow: hidden;
    border: 2px solid var(--accent-primary);
    box-shadow: var(--glow);
}

.profile-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(20%);
}

.scan-line {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent-primary), transparent);
    animation: scan 3s linear infinite;
}

@keyframes scan {
    0% {
        top: 0;
    }
    100% {
        top: 100%;
    }
}

/* Terminal Window */
.terminal-window {
    background: var(--bg-secondary);
    border-radius: 8px;
    border: 1px solid var(--border-color);
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

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

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

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

.terminal-buttons span:nth-child(1) {
    background: var(--accent-danger);
}

.terminal-buttons span:nth-child(2) {
    background: #ffaa00;
}

.terminal-buttons span:nth-child(3) {
    background: var(--accent-primary);
}

.terminal-title {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.terminal-body {
    padding: 1.5rem;
    font-size: 0.9rem;
}

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

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

.output {
    color: var(--text-secondary);
    padding-left: 1rem;
}

.typing-cursor {
    animation: blink 1s step-end infinite;
}

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

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

.section-number {
    font-size: 1rem;
    color: var(--accent-primary);
    font-weight: 700;
    padding: 0.5rem 1rem;
    background: rgba(0, 255, 136, 0.1);
    border-radius: 4px;
}

.section-header h2 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    color: var(--text-primary);
}

.section-line {
    flex: 1;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-primary), transparent);
}

/* About Section */
.about-content {
    max-width: 900px;
}

.about-text .lead {
    font-size: 1.3rem;
    color: var(--accent-primary);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.about-text p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    font-size: 1.05rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.stat-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: var(--spacing-md);
    text-align: center;
    transition: all 0.3s ease;
}

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

.stat-number {
    font-size: 2.0rem;
    font-weight: 800;
    color: var(--accent-primary);
    font-family: var(--font-display);
    margin-bottom: 0.5rem;
}

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

/* Projects Section */
.projects-grid {
    display: grid;
    gap: var(--spacing-md);
}

.project-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: var(--spacing-md);
    position: relative;
    transition: all 0.3s ease;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--accent-primary);
    border-radius: 12px 0 0 12px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.project-card:hover {
    border-color: var(--accent-primary);
    box-shadow: var(--glow);
    transform: translateX(10px);
}

.project-card:hover::before {
    opacity: 1;
}

.project-number {
    font-size: 3rem;
    font-weight: 800;
    color: rgba(0, 255, 136, 0.1);
    font-family: var(--font-display);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.project-card h3 {
    font-size: 1.5rem;
    font-family: var(--font-display);
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.project-card p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.6;
}

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

.project-tags span {
    padding: 0.4rem 0.8rem;
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid var(--accent-primary);
    border-radius: 4px;
    font-size: 0.85rem;
    color: var(--accent-primary);
}

/* Skills Section */
.skills-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.skill-category h3 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.3rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    font-family: var(--font-display);
}

.skill-category h3 svg {
    color: var(--accent-primary);
}

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

.skill-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.skill-item span {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.skill-bar {
    height: 8px;
    background: var(--bg-tertiary);
    border-radius: 50px;
    overflow: hidden;
    position: relative;
}

.skill-bar div {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
    border-radius: 50px;
    transition: width 1s ease-out;
    box-shadow: 0 0 10px var(--accent-primary);
}

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

.contact-info h3 {
    font-size: 2rem;
    font-family: var(--font-display);
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.contact-info p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

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

.contact-method {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.3s ease;
}

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

.contact-method svg {
    color: var(--accent-primary);
}

/* Form */
.form-wrapper {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: var(--spacing-md);
}

.form-group {
    margin-bottom: var(--spacing-sm);
}

.form-group label {
    display: block;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(0, 255, 136, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Footer */
footer {
    padding: var(--spacing-md) 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    text-align: center;
}

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

/* Responsive Design */
@media (max-width: 968px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .hero-visual {
        order: -1;
    }
    
    .profile-image {
        max-width: 300px;
        margin: 0 auto;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .skills-container {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hamburger {
        display: flex;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    section {
        padding: var(--spacing-md) 0;
    }
    
    .glitch-text {
        font-size: 2.5rem;
    }
}

/* Scroll Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

.connect-text {
    margin: 15px 0 25px;
    color: #9ca3af;
    line-height: 1.6;
}