/* ============================================
   DESIGN TOKENS
   ============================================ */
:root {
    /* Colors */
    --bg-primary: #0a0a0f;
    --bg-secondary: #0f0f1a;
    --bg-card: rgba(15, 15, 30, 0.6);
    --bg-card-hover: rgba(20, 20, 40, 0.8);

    --accent-primary: #00ff88;
    --accent-secondary: #00d4ff;
    --accent-tertiary: #a855f7;
    --accent-danger: #ff3366;

    --text-primary: #e4e4e7;
    --text-secondary: #a1a1aa;
    --text-muted: #52525b;

    --border-color: rgba(0, 255, 136, 0.1);
    --border-glow: rgba(0, 255, 136, 0.3);

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #00ff88, #00d4ff);
    --gradient-secondary: linear-gradient(135deg, #a855f7, #00d4ff);
    --gradient-dark: linear-gradient(180deg, #0a0a0f 0%, #0f0f1a 100%);

    /* Glass */
    --glass-bg: rgba(15, 15, 30, 0.5);
    --glass-border: rgba(0, 255, 136, 0.08);
    --glass-blur: 20px;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;

    /* Typography */
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Borders */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
   RESET & BASE
   ============================================ */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scrollbar-width: thin;
    scrollbar-color: var(--accent-primary) var(--bg-primary);
}

body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

::-webkit-scrollbar {
    width: 6px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--accent-primary);
    border-radius: 3px;
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    max-width: 100%;
    display: block;
}

/* ============================================
   MATRIX BACKGROUND
   ============================================ */
#matrix-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    opacity: 0.08;
    pointer-events: none;
}

/* ============================================
   SCANLINE OVERLAY
   ============================================ */
.scanline-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0, 0, 0, 0.03) 2px,
        rgba(0, 0, 0, 0.03) 4px
    );
}

/* ============================================
   UTILITIES
   ============================================ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.glass-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-glow);
    box-shadow: 0 0 30px rgba(0, 255, 136, 0.05),
                0 8px 32px rgba(0, 0, 0, 0.3);
}

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

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

.section {
    position: relative;
    z-index: 2;
    padding: var(--space-4xl) 0;
}

/* ============================================
   NAVIGATION
   ============================================ */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: var(--space-md) var(--space-xl);
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: all var(--transition-base);
    background: transparent;
}

.nav.scrolled {
    background: rgba(10, 10, 15, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    padding: var(--space-sm) var(--space-xl);
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-mono);
    font-size: 1.2rem;
    font-weight: 700;
}

.nav-logo {
    color: var(--accent-primary);
    font-size: 1.4rem;
    animation: blink 1s step-end infinite;
}


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

.nav-name {
    color: var(--text-primary);
}

.nav-links {
    display: flex;
    gap: var(--space-lg);
}

.nav-link {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-secondary);
    padding: var(--space-xs) var(--space-sm);
    position: relative;
    transition: color var(--transition-fast);
    letter-spacing: 0.5px;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-base);
    border-radius: 1px;
}

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

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-xs);
    z-index: 110;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-base);
    border-radius: 1px;
}

.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(5px, -5px);
}

/* Mobile Menu */
.mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 99;
    background: rgba(10, 10, 15, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-xl);
}

.mobile-menu.active {
    display: flex;
}

.mobile-link {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
    position: relative;
}

.mobile-link:hover {
    color: var(--accent-primary);
    transform: translateX(10px);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    position: relative;
    z-index: 2;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-4xl) var(--space-xl);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
    max-width: 1200px;
    width: 100%;
}

/* Terminal */
.hero-terminal {
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    background: rgba(10, 10, 20, 0.8);
    backdrop-filter: blur(10px);
    box-shadow: 0 0 40px rgba(0, 255, 136, 0.05),
                0 20px 60px rgba(0, 0, 0, 0.5);
    animation: fadeInUp 0.8s ease-out;
}

.terminal-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-sm) var(--space-md);
    background: rgba(30, 30, 50, 0.5);
    border-bottom: 1px solid var(--glass-border);
}

.terminal-dots {
    display: flex;
    gap: 6px;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.dot.red { background: #ff5f57; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #28c840; }

.terminal-title {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
}

.terminal-body {
    padding: var(--space-lg);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    line-height: 1.8;
    min-height: 220px;
}

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

.prompt {
    color: var(--accent-primary);
    font-weight: 700;
    margin-right: var(--space-sm);
}

.cmd {
    color: var(--accent-secondary);
}

.terminal-output {
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
    min-height: 1.4em;
}

.terminal-json {
    color: var(--accent-secondary);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    line-height: 1.6;
    margin-top: var(--space-sm);
}

.cursor {
    color: var(--accent-primary);
    animation: blink 0.8s step-end infinite;
}

/* Delay animations */
.delay-1 { animation: fadeIn 0.3s ease-out 1s both; }
.delay-2 { animation: fadeIn 0.3s ease-out 1.5s both; }
.delay-3 { animation: fadeIn 0.3s ease-out 2.5s both; }
.delay-4 { animation: fadeIn 0.3s ease-out 3s both; }
.delay-5 { animation: fadeIn 0.3s ease-out 4s both; }

/* Hero Text */
.hero-text {
    animation: fadeInUp 0.8s ease-out 0.3s both;
}

.hero-greeting {
    font-family: var(--font-mono);
    font-size: 1rem;
    color: var(--accent-primary);
    margin-bottom: var(--space-sm);
    letter-spacing: 1px;
}

.hero-name {
    font-size: clamp(2.5rem, 12vw, 5.5rem);
    font-weight: 900;
    letter-spacing: -2px;
    line-height: 1.1;
    margin-bottom: var(--space-lg);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Glitch Effect */
.glitch {
    position: relative;
}

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

.glitch::before {
    -webkit-text-fill-color: var(--accent-danger);
    animation: glitch-1 3s infinite linear alternate-reverse;
    clip-path: inset(0 0 80% 0);
}

.glitch::after {
    -webkit-text-fill-color: var(--accent-secondary);
    animation: glitch-2 3s infinite linear alternate-reverse;
    clip-path: inset(80% 0 0 0);
}

@keyframes glitch-1 {
    0%, 90%, 100% { transform: translate(0); }
    92% { transform: translate(-3px, 1px); }
    94% { transform: translate(3px, -1px); }
    96% { transform: translate(-2px, 2px); }
    98% { transform: translate(2px, -2px); }
}

@keyframes glitch-2 {
    0%, 90%, 100% { transform: translate(0); }
    91% { transform: translate(3px, 1px); }
    93% { transform: translate(-3px, -1px); }
    95% { transform: translate(2px, 2px); }
    97% { transform: translate(-2px, -2px); }
}

.hero-tagline {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-2xl);
    text-align: left;
    word-break: break-word;
    line-height: 1.6;
}

#typing-role {
    white-space: normal !important;
    display: inline-block;
}

.tag-bracket {
    color: var(--accent-primary);
    font-size: 1.2rem;
    font-weight: 700;
}

.tag-separator {
    color: var(--accent-tertiary);
}

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

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 0.8rem 1.6rem;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
    cursor: pointer;
    border: none;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
}

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

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

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.3),
                0 5px 20px rgba(0, 255, 136, 0.2);
}

.btn-outline {
    background: transparent;
    color: var(--accent-primary);
    border: 1px solid var(--accent-primary);
}

.btn-outline:hover {
    background: rgba(0, 255, 136, 0.1);
    transform: translateY(-2px);
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.15);
}

.btn-icon {
    font-size: 1rem;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    animation: fadeIn 1s ease-out 4.5s both;
}

.scroll-indicator p {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-muted);
    letter-spacing: 2px;
    text-transform: uppercase;
}

.mouse {
    width: 24px;
    height: 38px;
    border: 2px solid var(--text-muted);
    border-radius: 12px;
    position: relative;
}

.wheel {
    width: 3px;
    height: 8px;
    background: var(--accent-primary);
    border-radius: 2px;
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    animation: scrollWheel 2s ease-in-out infinite;
}

@keyframes scrollWheel {
    0%, 100% { transform: translateX(-50%) translateY(0); opacity: 1; }
    50% { transform: translateX(-50%) translateY(12px); opacity: 0.3; }
}

/* ============================================
   SECTION TITLES
   ============================================ */
.section-title {
    font-family: var(--font-mono);
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: var(--space-3xl);
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.section-marker {
    color: var(--accent-primary);
    font-size: 1.5rem;
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--space-2xl);
    align-items: start;
}

.about-card {
    padding: var(--space-2xl);
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.about-avatar {
    position: relative;
    width: 80px;
    height: 80px;
}

.avatar-ring {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    border: 2px solid transparent;
    border-top-color: var(--accent-primary);
    border-right-color: var(--accent-secondary);
    animation: spin 3s linear infinite;
}

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

.avatar-icon {
    position: absolute;
    inset: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    background: var(--bg-secondary);
    border-radius: 50%;
}

.about-bio {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Stats */
.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}

.stat-card {
    padding: var(--space-lg);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
}

.stat-icon {
    font-size: 1.8rem;
}

.stat-number {
    font-family: var(--font-mono);
    font-size: 2.2rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* ============================================
   SKILLS SECTION
   ============================================ */
.skills-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
}

.skill-category {
    padding: var(--space-2xl);
}

.skill-category:last-child {
    grid-column: 1 / -1;
}

.skill-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.skill-icon {
    font-size: 1.8rem;
}

.skill-header h3 {
    font-family: var(--font-mono);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
}

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

.skill-item {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.skill-name {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-secondary);
    letter-spacing: 0.5px;
}

.skill-bar {
    height: 6px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 3px;
    overflow: hidden;
}

.skill-fill {
    height: 100%;
    width: 0;
    background: var(--gradient-primary);
    border-radius: 3px;
    transition: width 1.2s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.skill-fill::after {
    content: '';
    position: absolute;
    right: 0;
    top: 0;
    width: 6px;
    height: 100%;
    background: var(--accent-primary);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--accent-primary);
}

/* Tool Tags */
.tool-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.tool-tag {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    padding: 0.4rem 0.9rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
    cursor: default;
    position: relative;
    overflow: hidden;
}

.tool-tag::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.tool-tag:hover {
    color: var(--bg-primary);
    border-color: var(--accent-primary);
    transform: translateY(-2px);
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.2);
}

.tool-tag:hover::before {
    opacity: 1;
}

.tool-tag span,
.tool-tag {
    position: relative;
    z-index: 1;
}

/* ============================================
   PROJECTS & GAMES SECTIONS
   ============================================ */
.projects-grid, .games-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-xl);
    align-items: start;
    justify-content: center;
}

.project-card {
    padding: var(--space-2xl);
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    position: relative;
    overflow: hidden;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

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

.project-icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-sm);
}

.project-title {
    font-family: var(--font-mono);
    font-size: 1.2rem;
    font-weight: 700;
}

.project-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
    flex: 1;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    margin-top: var(--space-sm);
}

.project-tag {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    padding: 0.2rem 0.6rem;
    background: rgba(0, 255, 136, 0.08);
    border: 1px solid rgba(0, 255, 136, 0.15);
    border-radius: var(--radius-sm);
    color: var(--accent-primary);
    letter-spacing: 0.5px;
}

.project-links {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-sm);
    padding-top: var(--space-md);
    border-top: 1px solid var(--glass-border);
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-muted);
    transition: color var(--transition-fast);
}

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

.project-link svg {
    transition: transform var(--transition-fast);
}

.project-link:hover svg {
    transform: translateY(-2px);
}

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: var(--space-2xl);
    align-items: start;
}

.contact-terminal {
    overflow: hidden;
}

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

.contact-links {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}

.contact-card {
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    text-align: center;
    cursor: pointer;
    text-decoration: none;
}

.contact-card:hover {
    transform: translateY(-4px);
}

.contact-icon {
    font-size: 1.8rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-icon svg {
    fill: var(--text-primary);
    transition: fill var(--transition-fast);
}

.contact-card:hover .contact-icon svg {
    fill: var(--accent-primary);
}

.contact-label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
    letter-spacing: 1px;
    text-transform: uppercase;
}

.contact-value {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    position: relative;
    z-index: 2;
    border-top: 1px solid var(--glass-border);
    padding: var(--space-2xl) 0;
}

.footer-content {
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer-text {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.footer-copy {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-muted);
    letter-spacing: 1px;
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

/* Intersection Observer Animations */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   CYBER SNAKE GAME
   ============================================ */
.game-container {
    overflow: hidden;
}

.mobile-dpad {
    display: none;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    margin-top: 20px;
}

.dpad-row {
    display: flex;
    gap: 10px;
}

.dpad-btn {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid var(--accent-primary);
    color: var(--accent-primary);
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 10px rgba(0, 255, 136, 0.1);
    transition: all 0.1s var(--transition-base);
}

.dpad-btn:active, .dpad-btn:hover {
    background: rgba(0, 255, 136, 0.2);
    transform: translateY(2px);
    box-shadow: inset 0 2px 5px rgba(0, 0, 0, 0.5);
}

/* ============================================
   AI CHAT WIDGET
   ============================================ */
#ai-chat-widget {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

#ai-chat-toggle {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: #050505;
    border: 2px solid var(--glass-border);
    border-radius: 8px;
    box-shadow: inset 0 0 20px rgba(0, 255, 136, 0.05);
    width: 100%;
    max-width: 400px;
    height: auto;
    aspect-ratio: 1/1;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    position: relative;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

@keyframes freeFloatAnim {
    0% { transform: translateY(0) translateX(0) scale(1); box-shadow: 0 0 20px rgba(0, 255, 136, 0.3); }
    33% { transform: translateY(-20px) translateX(-10px) scale(1.05); box-shadow: 0 10px 30px rgba(0, 255, 136, 0.5); }
    66% { transform: translateY(-10px) translateX(10px) scale(0.95); box-shadow: 0 5px 20px rgba(0, 255, 136, 0.2); }
    100% { transform: translateY(0) translateX(0) scale(1); box-shadow: 0 0 20px rgba(0, 255, 136, 0.3); }
}

#ai-chat-toggle.free-floating {
    animation: freeFloatAnim 5s ease-in-out infinite;
}

#ai-chat-toggle:hover {
    transform: scale(1.1) !important;
    animation: none;
    box-shadow: 0 0 30px rgba(0, 255, 136, 0.5) !important;
}

.bot-status {
    position: absolute;
    top: 5px;
    right: 5px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--accent-primary);
    box-shadow: 0 0 5px var(--accent-primary);
    border: 2px solid var(--bg-secondary);
}

#ai-chat-window {
    width: 350px;
    max-width: calc(100vw - 40px);
    height: 450px;
    max-height: 60vh;
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
    transition: all 0.3s ease;
    transform-origin: bottom right;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.8), 0 0 20px rgba(0, 255, 136, 0.1);
    background: rgba(5, 5, 16, 0.95);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
}

#ai-chat-window.hidden {
    opacity: 0;
    transform: scale(0.1);
    pointer-events: none;
}

.ai-chat-body {
    flex: 1;
    padding: var(--space-md);
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 10px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.ai-chat-body::-webkit-scrollbar {
    width: 5px;
}
.ai-chat-body::-webkit-scrollbar-thumb {
    background: var(--accent-primary);
    border-radius: 5px;
}

.ai-line {
    word-wrap: break-word;
    line-height: 1.4;
}

.ai-user {
    align-self: flex-end;
    color: var(--accent-secondary);
    background: rgba(0, 240, 255, 0.1);
    padding: 8px 12px;
    border-radius: 8px 8px 0 8px;
    max-width: 85%;
    border: 1px solid rgba(0, 240, 255, 0.2);
}

.ai-bot {
    align-self: flex-start;
    color: var(--text-primary);
    background: rgba(0, 255, 136, 0.05);
    padding: 8px 12px;
    border-radius: 8px 8px 8px 0;
    max-width: 90%;
    border-left: 2px solid var(--accent-primary);
}

.ai-chat-input-area {
    display: flex;
    padding: var(--space-md);
    border-top: 1px solid var(--glass-border);
    gap: 10px;
    align-items: center;
    background: rgba(0,0,0,0.5);
}

#ai-chat-input {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    outline: none;
}

/* ============================================
   CIPHER MATCH GAME
   ============================================ */
.cipher-board {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    width: 100%;
    margin: 0 auto;
    perspective: 1000px;
}

.cipher-card {
    aspect-ratio: 1/1;
    position: relative;
    cursor: pointer;
    transform-style: preserve-3d;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.cipher-card.flipped {
    transform: rotateY(180deg);
}

.cipher-card-front,
.cipher-card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--glass-border);
}

.cipher-card-front {
    background: rgba(10, 10, 15, 0.8);
    color: var(--accent-primary);
}

.cipher-card-front::after {
    content: '?';
    opacity: 0.3;
}

.cipher-card-back {
    background: rgba(0, 255, 136, 0.1);
    color: var(--accent-primary);
    transform: rotateY(180deg);
    border-color: var(--accent-primary);
    box-shadow: inset 0 0 10px rgba(0, 255, 136, 0.2);
}

.cipher-card.matched .cipher-card-back {
    background: rgba(0, 255, 136, 0.2);
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.3);
}

.badge {
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.7rem;
    font-family: var(--font-mono);
    border: 1px solid transparent;
    transition: all 0.3s ease;
}

.badge-error {
    background: rgba(255, 51, 102, 0.1);
    color: #ff3366;
    border-color: rgba(255, 51, 102, 0.3);
}

.badge-success {
    background: rgba(0, 255, 136, 0.1);
    color: var(--accent-primary);
    border-color: rgba(0, 255, 136, 0.3);
}



/* Utilities */
.hidden {
    display: none !important;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1024px) {
    .container {
        padding: 0 var(--space-xl);
    }

    .hero {
        padding: var(--space-4xl) var(--space-xl);
    }

    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
        text-align: center;
    }

    .hero-terminal {
        order: 2;
        width: 100%;
        max-width: 550px;
        justify-self: center;
    }

    .hero-text {
        order: 1;
        width: 100%;
    }

    .hero-tagline {
        justify-content: center;
        white-space: normal;
    }

    .hero-cta {
        justify-content: center;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }

    .skills-grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }

    .projects-grid, .games-grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
}

@media (max-width: 768px) {
    :root {
        --space-4xl: 3.5rem;
        --space-3xl: 2.5rem;
        --space-2xl: 2rem;
    }

    .nav {
        padding: var(--space-md) var(--space-lg);
    }

    .nav-links {
        display: none;
    }

    .nav-toggle {
        display: flex;
        position: relative;
        right: 0;
    }

    .hero-name {
        font-size: clamp(2.2rem, 15vw, 4rem);
    }

    .hero-terminal .terminal-body {
        padding: var(--space-md);
        font-size: 0.75rem;
        min-height: auto;
    }

    .section-title {
        font-size: 1.6rem;
        margin-bottom: var(--space-xl);
    }

    .stat-card {
        padding: var(--space-md);
    }

    .stat-number {
        font-size: 1.8rem;
    }

    .cipher-board {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }

    .section {
        padding: var(--space-3xl) 0;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-lg);
    }

    .nav {
        padding: var(--space-sm) var(--space-lg);
    }

    .hero {
        padding: var(--space-4xl) var(--space-lg) var(--space-2xl);
    }

    .hero-name {
        font-size: 2.4rem;
    }

    .hero-tagline {
        font-size: 0.85rem;
        text-align: center;
    }

    .hero-cta {
        flex-direction: column;
        width: 100%;
        gap: var(--space-sm);
    }
    
    .hero-cta .btn {
        width: 100%;
        justify-content: center;
    }

    #typing-role {
        display: block;
        width: 100%;
    }

    #snake-canvas {
        width: 100% !important;
        height: auto !important;
        max-width: 350px;
    }

    .game-container {
        padding: 10px !important;
    }

    #ai-chat-widget {
        right: 15px;
        bottom: 15px;
    }
}