/* ================================
   Global Styles & Variables
   ================================ */
:root {
    --primary-bg: #0a0e27;
    --secondary-bg: #1a1f3a;
    --card-bg: #141829;
    --neon-green: #00ff41;
    --neon-cyan: #00f0ff;
    --neon-purple: #b026ff;
    --neon-pink: #ff006e;
    --text-primary: #e0e0e0;
    --text-secondary: #a0a0a0;
    --text-dim: #606060;
    --danger: #ff3838;
    --warning: #ffa500;
    --success: #00ff41;
    --gradient-primary: linear-gradient(135deg, var(--neon-cyan), var(--neon-purple));
    --gradient-secondary: linear-gradient(135deg, var(--neon-green), var(--neon-cyan));
    --font-code: 'Fira Code', 'Share Tech Mono', monospace;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --glow-green: 0 0 10px var(--neon-green), 0 0 20px var(--neon-green), 0 0 30px var(--neon-green);
    --glow-cyan: 0 0 10px var(--neon-cyan), 0 0 20px var(--neon-cyan), 0 0 30px var(--neon-cyan);
    --glow-purple: 0 0 10px var(--neon-purple), 0 0 20px var(--neon-purple), 0 0 30px var(--neon-purple);
}

/* Light Mode - Lumos! */
body.light-mode {
    --primary-bg: #f5f5f5;
    --secondary-bg: #ffffff;
    --card-bg: #fefefe;
    --neon-green: #00b330;
    --neon-cyan: #0099cc;
    --neon-purple: #8800cc;
    --neon-pink: #cc0055;
    --text-primary: #1a1a1a;
    --text-secondary: #4a4a4a;
    --text-dim: #7a7a7a;
    --danger: #cc0000;
    --warning: #cc7700;
    --success: #00b330;
    --gradient-primary: linear-gradient(135deg, #0099cc, #8800cc);
    --gradient-secondary: linear-gradient(135deg, #00b330, #0099cc);
    --glow-green: 0 0 5px rgba(0, 179, 48, 0.3), 0 0 10px rgba(0, 179, 48, 0.2);
    --glow-cyan: 0 0 5px rgba(0, 153, 204, 0.3), 0 0 10px rgba(0, 153, 204, 0.2);
    --glow-purple: 0 0 5px rgba(136, 0, 204, 0.3), 0 0 10px rgba(136, 0, 204, 0.2);
}

body.light-mode .terminal-container {
    background: #ffffff;
    border-color: #00b330;
}

body.light-mode .xterm-viewport {
    background: #fefefe !important;
}

body.light-mode .matrix-bg {
    opacity: 0.03;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-code);
    background-color: var(--primary-bg);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    width: 100%;
    max-width: 100vw;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
    box-sizing: border-box;
}

/* ================================
   Matrix Rain Background
   ================================ */
#matrix-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.15;
}

/* ================================
   Navigation Bar
   ================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 14, 39, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 255, 65, 0.2);
    padding: 1rem 0;
    z-index: 1000;
    transition: var(--transition);
}

.navbar.scrolled {
    box-shadow: 0 4px 20px rgba(0, 255, 65, 0.1);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--neon-green);
    text-shadow: var(--glow-green);
}

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

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    transition: var(--transition);
    position: relative;
    padding: 0.5rem 0;
}

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

.nav-link:hover {
    color: var(--neon-green);
}

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

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

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--neon-green);
    transition: var(--transition);
    box-shadow: var(--glow-green);
}

/* ================================
   Glitch Effect
   ================================ */
.glitch {
    position: relative;
    animation: glitch-skew 1s infinite linear alternate-reverse;
}

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

.glitch::before {
    left: 2px;
    text-shadow: -2px 0 var(--neon-cyan);
    clip: rect(44px, 450px, 56px, 0);
    animation: glitch-anim 5s infinite linear alternate-reverse;
}

.glitch::after {
    left: -2px;
    text-shadow: -2px 0 var(--neon-purple);
    clip: rect(44px, 450px, 56px, 0);
    animation: glitch-anim2 5s infinite linear alternate-reverse;
}

@keyframes glitch-anim {
    0% { clip: rect(10px, 9999px, 31px, 0); }
    20% { clip: rect(70px, 9999px, 71px, 0); }
    40% { clip: rect(50px, 9999px, 90px, 0); }
    60% { clip: rect(20px, 9999px, 130px, 0); }
    80% { clip: rect(80px, 9999px, 15px, 0); }
    100% { clip: rect(40px, 9999px, 60px, 0); }
}

@keyframes glitch-anim2 {
    0% { clip: rect(65px, 9999px, 119px, 0); }
    20% { clip: rect(90px, 9999px, 36px, 0); }
    40% { clip: rect(10px, 9999px, 100px, 0); }
    60% { clip: rect(120px, 9999px, 48px, 0); }
    80% { clip: rect(25px, 9999px, 76px, 0); }
    100% { clip: rect(55px, 9999px, 95px, 0); }
}

@keyframes glitch-skew {
    0% { transform: skew(0deg); }
    10% { transform: skew(-1deg); }
    20% { transform: skew(1deg); }
    30% { transform: skew(0deg); }
    100% { transform: skew(0deg); }
}

/* ================================
   Hero Section
   ================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 100px 0 50px;
    position: relative;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero h1 {
    font-size: 4rem;
    margin-bottom: 1rem;
    background: var(--gradient-secondary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: none;
}

.typing-container {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--neon-cyan);
}

.typing-prefix {
    color: var(--neon-green);
}

.cursor {
    animation: blink 1s infinite;
}

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

.hero-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.btn {
    padding: 0.8rem 1.5rem;
    border: none;
    border-radius: 4px;
    font-family: var(--font-code);
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 20px var(--neon-green), 0 0 40px var(--neon-green);
}

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

.btn-secondary:hover {
    background: rgba(0, 240, 255, 0.1);
    transform: translateY(-2px);
    box-shadow: var(--glow-cyan);
}

.btn-text {
    display: inline;
}

.blinking-cursor {
    position: relative;
    display: inline-block;
}

.blinking-cursor::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--neon-green);
    animation: blink-cursor 1s infinite;
    box-shadow: 0 0 8px var(--neon-green);
}

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

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

.social-links a {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--card-bg);
    border: 2px solid var(--neon-green);
    border-radius: 8px;
    color: var(--neon-green);
    font-size: 1.5rem;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--neon-green);
    color: var(--primary-bg);
    transform: translateY(-5px) rotate(5deg);
    box-shadow: var(--glow-green);
}

.code-window {
    background: var(--card-bg);
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid rgba(0, 255, 65, 0.2);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.window-header {
    background: var(--secondary-bg);
    padding: 0.8rem 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    border-bottom: 1px solid rgba(0, 255, 65, 0.2);
}

.window-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.window-dot.red { background: #ff5f56; }
.window-dot.yellow { background: #ffbd2e; }
.window-dot.green { background: #27c93f; }

.window-title {
    margin-left: auto;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.window-content {
    padding: 1.5rem;
    overflow-x: auto;
}

.window-content pre {
    margin: 0;
}

.window-content code {
    font-family: var(--font-code);
    font-size: 0.9rem;
    line-height: 1.8;
}

.code-comment { color: var(--text-dim); }
.code-keyword { color: var(--neon-purple); }
.code-class { color: var(--neon-cyan); }
.code-variable { color: var(--neon-green); }
.code-string { color: var(--neon-pink); }
.code-function { color: #ffa500; }

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 2rem;
    color: var(--neon-green);
    animation: bounce 2s infinite;
}

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

/* ================================
   Terminal Section
   ================================ */
.terminal-section {
    padding: 100px 0;
    background: var(--secondary-bg);
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    color: var(--neon-green);
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

.section-subtitle code {
    background: var(--card-bg);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    color: var(--neon-cyan);
    font-size: 0.95rem;
}

.terminal-window {
    background: var(--card-bg);
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--neon-green);
    box-shadow: 0 0 30px rgba(0, 255, 65, 0.2);
    max-width: 900px;
    margin: 0 auto;
}

.terminal-header {
    background: var(--secondary-bg);
    padding: 0.8rem 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    border-bottom: 1px solid var(--neon-green);
}

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

.terminal-dot.red { background: #ff5f56; }
.terminal-dot.yellow { background: #ffbd2e; }
.terminal-dot.green { background: #27c93f; }

.terminal-title {
    margin-left: auto;
    color: var(--neon-green);
    font-size: 0.9rem;
}

#terminal-container {
    height: 500px;
    padding: 1rem;
    overflow: hidden;
}

/* XTerm scrollbar styling */
.xterm-viewport::-webkit-scrollbar {
    width: 10px;
}

.xterm-viewport::-webkit-scrollbar-track {
    background: var(--secondary-bg);
    border-radius: 4px;
}

.xterm-viewport::-webkit-scrollbar-thumb {
    background: var(--neon-green);
    border-radius: 4px;
    border: 2px solid var(--secondary-bg);
}

.xterm-viewport::-webkit-scrollbar-thumb:hover {
    background: var(--neon-cyan);
    box-shadow: 0 0 10px var(--neon-green);
}

.xterm-viewport {
    scrollbar-width: thin;
    scrollbar-color: var(--neon-green) var(--secondary-bg);
}

/* Prevent prompt from being hidden at bottom */
.xterm-screen {
    padding-bottom: 100px !important;
}

.xterm .xterm-screen {
    padding-bottom: 100px !important;
}

.terminal {
    padding-bottom: 100px !important;
}

@media (max-width: 768px) {
    #terminal-container {
        height: 400px;
        padding: 0.5rem;
        font-size: 12px;
    }

    .terminal-window {
        margin: 0;
    }

    .xterm-viewport::-webkit-scrollbar {
        width: 6px;
    }

    .xterm-screen {
        padding-bottom: 80px !important;
    }
}

/* ================================
   About Section
   ================================ */
.about-section {
    padding: 100px 0;
}

.about-text {
    max-width: 900px;
    margin: 0 auto;
}

.lead {
    font-size: 1.2rem;
    color: var(--neon-cyan);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.about-text p {
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
    font-size: 1.05rem;
}

.about-text strong {
    color: var(--neon-green);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.stat-card {
    text-align: center;
    padding: 2rem;
    background: var(--card-bg);
    border: 2px solid var(--neon-cyan);
    border-radius: 8px;
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--glow-cyan);
    border-color: var(--neon-green);
}

.stat-card .fas {
    font-size: 3rem;
    color: var(--neon-green);
    margin-bottom: 1rem;
}

.stat-number {
    font-size: 3rem;
    color: var(--neon-cyan);
    margin-bottom: 0.5rem;
}

.stat-card p {
    color: var(--text-secondary);
    margin: 0;
}

/* ================================
   Skills Section
   ================================ */
.skills-section {
    padding: 100px 0;
    background: var(--secondary-bg);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.skill-category {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 8px;
    border: 1px solid rgba(0, 255, 65, 0.2);
    transition: var(--transition);
}

.skill-category:hover {
    border-color: var(--neon-green);
    box-shadow: 0 0 20px rgba(0, 255, 65, 0.2);
    transform: translateY(-5px);
}

.skill-category h3 {
    color: var(--neon-cyan);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.3rem;
}

.skill-bars {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

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

.skill-info {
    display: flex;
    justify-content: space-between;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

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

.skill-progress {
    height: 100%;
    background: var(--gradient-secondary);
    border-radius: 4px;
    width: 0;
    transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--glow-green);
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
}

.skill-tag {
    padding: 0.5rem 1rem;
    background: var(--secondary-bg);
    border: 1px solid var(--neon-green);
    border-radius: 4px;
    color: var(--text-secondary);
    font-size: 0.9rem;
    transition: var(--transition);
    cursor: default;
}

.skill-tag:hover {
    background: rgba(0, 255, 65, 0.1);
    color: var(--neon-green);
    transform: translateY(-2px);
    box-shadow: 0 0 10px rgba(0, 255, 65, 0.3);
}

/* ================================
   Experience Section
   ================================ */
.experience-section {
    padding: 100px 0;
}

.timeline {
    max-width: 900px;
    margin: 3rem auto 0;
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 2px;
    background: var(--gradient-secondary);
}

.timeline-item {
    position: relative;
    padding-left: 50px;
    margin-bottom: 3rem;
    opacity: 0;
    transform: translateX(-50px);
    transition: var(--transition);
}

.timeline-item.aos-animate {
    opacity: 1;
    transform: translateX(0);
}

.timeline-dot {
    position: absolute;
    left: -6px;
    top: 0;
    width: 14px;
    height: 14px;
    background: var(--neon-green);
    border-radius: 50%;
    box-shadow: var(--glow-green);
}

.timeline-date {
    font-size: 0.9rem;
    color: var(--neon-cyan);
    margin-bottom: 0.5rem;
}

.timeline-content {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 8px;
    border: 1px solid rgba(0, 255, 65, 0.2);
    transition: var(--transition);
}

.timeline-content:hover {
    border-color: var(--neon-green);
    box-shadow: 0 0 20px rgba(0, 255, 65, 0.2);
}

.timeline-content h3 {
    color: var(--neon-green);
    font-size: 1.5rem;
    margin-bottom: 0.3rem;
}

.timeline-content h4 {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 1rem;
    font-weight: 400;
}

.timeline-content ul {
    margin: 1rem 0;
    padding-left: 1.5rem;
}

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

.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
}

.tech-stack span {
    padding: 0.3rem 0.8rem;
    background: var(--secondary-bg);
    border: 1px solid var(--neon-cyan);
    border-radius: 4px;
    color: var(--neon-cyan);
    font-size: 0.85rem;
}

/* ================================
   Projects Section
   ================================ */
.projects-section {
    padding: 100px 0;
    background: var(--secondary-bg);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.project-card {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 8px;
    border: 1px solid rgba(0, 255, 65, 0.2);
    transition: var(--transition);
    position: relative;
    opacity: 0;
    transform: translateY(50px);
}

.project-card.aos-animate {
    opacity: 1;
    transform: translateY(0);
}

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

.project-header {
    font-size: 3rem;
    color: var(--neon-cyan);
    margin-bottom: 1rem;
}

.project-card h3 {
    color: var(--neon-green);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.project-card p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.project-tech span {
    padding: 0.3rem 0.8rem;
    background: var(--secondary-bg);
    border: 1px solid var(--neon-purple);
    border-radius: 4px;
    color: var(--neon-purple);
    font-size: 0.85rem;
}

.project-year {
    color: var(--text-dim);
    font-size: 0.9rem;
}

.project-link {
    display: inline-block;
    margin-top: 1rem;
    padding: 0.5rem 1rem;
    background: var(--gradient-secondary);
    color: var(--primary-bg);
    text-decoration: none;
    border-radius: 4px;
    font-size: 0.9rem;
    font-weight: 600;
    transition: var(--transition);
}

.project-link:hover {
    transform: translateY(-2px);
    box-shadow: var(--glow-green);
}

.project-link i {
    margin-right: 0.3rem;
}

/* ================================
   Contact Section
   ================================ */
.contact-section {
    padding: 100px 0;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 3rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-card {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid rgba(0, 255, 65, 0.2);
    text-align: center;
    transition: var(--transition);
}

.contact-card:hover {
    border-color: var(--neon-green);
    box-shadow: var(--glow-green);
    transform: translateY(-5px);
}

.contact-card .fas, .contact-card .fab {
    font-size: 2rem;
    color: var(--neon-cyan);
    margin-bottom: 0.8rem;
}

.contact-card h3 {
    color: var(--neon-green);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.contact-card p,
.contact-card a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
}

.contact-card a:hover {
    color: var(--neon-cyan);
}

.contact-form-wrapper {
    display: flex;
    align-items: flex-start;
}

.contact-form {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid rgba(0, 255, 65, 0.2);
    width: 100%;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    color: var(--neon-cyan);
    margin-bottom: 0.4rem;
    font-size: 0.9rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.7rem;
    background: var(--secondary-bg);
    border: 1px solid rgba(0, 255, 65, 0.2);
    border-radius: 4px;
    color: var(--text-primary);
    font-family: var(--font-code);
    font-size: 0.9rem;
    transition: var(--transition);
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2300ff41' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.7rem center;
    background-size: 12px;
    padding-right: 2.5rem;
}

.form-group select option {
    background: var(--secondary-bg);
    color: var(--text-primary);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--neon-green);
    box-shadow: 0 0 10px rgba(0, 255, 65, 0.2);
}

.checkbox-group {
    margin-bottom: 1.5rem;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 0.7rem;
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.5;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    margin-top: 0.2rem;
    cursor: pointer;
    accent-color: var(--neon-green);
}

.privacy-link {
    color: var(--neon-cyan);
    text-decoration: underline;
    transition: var(--transition);
}

.privacy-link:hover {
    color: var(--neon-green);
}

.social-links-large {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-top: 4rem;
}

.social-card {
    background: var(--card-bg);
    padding: 1rem 1.5rem;
    border-radius: 8px;
    border: 2px solid var(--neon-cyan);
    text-align: center;
    text-decoration: none;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-direction: row;
}

.social-card:hover {
    background: rgba(0, 240, 255, 0.1);
    transform: translateY(-3px);
    box-shadow: var(--glow-cyan);
}

.social-card .fas, .social-card .fab {
    font-size: 1.3rem;
    color: var(--neon-cyan);
}

.social-card span:last-child {
    color: var(--text-secondary);
    font-size: 0.9rem;
    white-space: nowrap;
}

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

.footer p {
    color: var(--text-secondary);
    margin: 0.5rem 0;
}

.footer-version {
    color: var(--neon-pink);
}

/* ================================
   Responsive Design
   ================================ */
@media (max-width: 1200px) {
    .container {
        max-width: 100%;
        padding: 0 30px;
    }
}

@media (max-width: 968px) {
    .hero-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .hero h1 {
        font-size: 3rem;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: var(--secondary-bg);
        width: 100%;
        text-align: center;
        transition: var(--transition);
        padding: 2rem 0;
        border-top: 1px solid rgba(0, 255, 65, 0.2);
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger {
        display: flex;
    }

    .skills-grid,
    .projects-grid {
        grid-template-columns: 1fr;
    }

    .contact-info {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 1.5rem;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    body {
        font-size: 14px;
    }

    .container {
        padding: 0 15px;
    }

    .hero {
        padding: 120px 0 30px;
    }

    .hero h1 {
        font-size: 2rem;
        margin-top: 20px;
    }

    .typing-container {
        font-size: 1rem;
    }

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

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

    .btn {
        width: 100%;
        justify-content: center;
        padding: 0.7rem 1rem;
        font-size: 0.9rem;
    }

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

    .social-links {
        flex-wrap: wrap;
        justify-content: center;
    }

    .social-links a {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }

    .social-links-large {
        flex-direction: column;
        align-items: stretch;
    }

    .social-card {
        justify-content: center;
    }

    .code-window {
        font-size: 0.8rem;
    }

    .window-content {
        padding: 1rem;
    }

    section {
        padding: 60px 0 !important;
    }

    .contact-info {
        grid-template-columns: 1fr;
    }

    .contact-card {
        padding: 1rem;
    }

    .contact-form {
        padding: 1rem;
    }

    .hero-description {
        font-size: 1rem;
    }
}

/* ================================
   Animations
   ================================ */
[data-aos="fade-up"] {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

[data-aos="fade-up"].aos-animate {
    opacity: 1;
    transform: translateY(0);
}

/* ================================
   Back to Top Button
   ================================ */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--neon-green);
    color: var(--primary-bg);
    border: none;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(100px);
    transition: var(--transition);
    z-index: 999;
    box-shadow: 0 4px 15px rgba(0, 255, 65, 0.3);
}

.back-to-top:hover {
    background: var(--neon-cyan);
    box-shadow: var(--glow-cyan);
    transform: translateY(-5px);
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top i {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Light mode adjustments */
body.light-mode .back-to-top {
    background: var(--neon-green);
    color: #ffffff;
    box-shadow: 0 4px 15px rgba(0, 179, 48, 0.3);
}

body.light-mode .back-to-top:hover {
    background: var(--neon-cyan);
    box-shadow: 0 4px 20px rgba(0, 153, 204, 0.4);
}

/* Mobile adjustments */
@media (max-width: 768px) {
    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
        font-size: 1.2rem;
    }
}