/* CSS Custom Properties (Variables) */
:root {
    /* Dark Theme Colors */
    --bg-primary: #0a0a0a;
    --bg-secondary: #1a1a1a;
    --bg-tertiary: #2a2a2a;
    --text-primary: #00ff41;
    --text-secondary: #ffffff;
    --text-muted: #888888;
    --text-accent: #ff6b35;
    --border-color: #333333;
    --terminal-bg: #0f0f0f;
    --terminal-border: #00ff41;
    --button-bg: #1a1a1a;
    --button-hover: #2a2a2a;
    --gradient-primary: linear-gradient(135deg, #00ff41, #00cc33);
    --gradient-secondary: linear-gradient(135deg, #ff6b35, #ff8c42);
    --shadow-primary: rgba(0, 255, 65, 0.3);
    --shadow-secondary: rgba(255, 107, 53, 0.3);
}

[data-theme="light"] {
    /* Light Theme Colors */
    --bg-primary: #f5f5f5;
    --bg-secondary: #ffffff;
    --bg-tertiary: #e0e0e0;
    --text-primary: #2c5f2d;
    --text-secondary: #333333;
    --text-muted: #666666;
    --text-accent: #d63384;
    --border-color: #cccccc;
    --terminal-bg: #ffffff;
    --terminal-border: #2c5f2d;
    --button-bg: #f8f9fa;
    --button-hover: #e9ecef;
    --gradient-primary: linear-gradient(135deg, #2c5f2d, #28a745);
    --gradient-secondary: linear-gradient(135deg, #d63384, #e91e63);
    --shadow-primary: rgba(44, 95, 45, 0.3);
    --shadow-secondary: rgba(214, 51, 132, 0.3);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Courier New', 'Monaco', 'Menlo', monospace;
    line-height: 1.6;
    color: var(--text-secondary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
    transition: all 0.3s ease;
}

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

/* Section Title */
.section-title {
    font-size: 2.5rem;
    color: var(--text-primary);
    text-align: center;
    margin-bottom: 3rem;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

/* Loading Screen */
#loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: var(--bg-primary);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10000;
    transition: opacity 0.5s ease;
}

#loading-screen.fade-out {
    opacity: 0;
    pointer-events: none;
}

.loading-content {
    text-align: center;
    color: var(--text-primary);
}

.terminal-loader {
    border: 2px solid var(--terminal-border);
    border-radius: 8px;
    padding: 20px;
    background-color: var(--terminal-bg);
    min-width: 400px;
}

.loader-text {
    margin-bottom: 15px;
    font-size: 1.1rem;
}

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

.typing-text {
    color: var(--text-secondary);
    border-right: 2px solid var(--text-primary);
    animation: typing 3s steps(20, end), blink-caret 0.75s step-end infinite;
}

.loading-bar {
    width: 100%;
    height: 4px;
    background-color: var(--bg-tertiary);
    border-radius: 2px;
    margin: 15px 0;
    overflow: hidden;
}

.loading-progress {
    height: 100%;
    background: var(--gradient-primary);
    width: 0%;
    animation: loading-progress 3s ease-in-out;
}

.system-logs {
    margin-top: 15px;
    font-size: 0.9rem;
}

.log-line {
    opacity: 0;
    animation: log-appear 0.5s ease forwards;
}

.log-line:nth-child(1) {
    animation-delay: 1s;
}

.log-line:nth-child(2) {
    animation-delay: 2s;
}

.log-line:nth-child(3) {
    animation-delay: 2.5s;
    color: var(--text-primary);
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.header.scrolled {
    background-color: rgba(26, 26, 26, 0.95);
    backdrop-filter: blur(20px);
}

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

.nav-brand {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo {
    width: 40px;
    height: 40px;
}

.logo-svg {
    width: 100%;
    height: 100%;
    border: 2px solid var(--text-primary);
    border-radius: 8px;
    background-color: var(--terminal-bg);
}

.logo-text {
    font-family: 'Courier New', monospace;
    font-size: 16px;
    font-weight: bold;
    fill: var(--text-primary);
}

.brand-text {
    font-family: 'Courier New', monospace;
}

.brand-line1 {
    font-size: 1.2rem;
    font-weight: bold;
    color: var(--text-secondary);
}

.brand-line2 {
    font-size: 0.9rem;
    color: var(--text-primary);
    font-style: italic;
}

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

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    position: relative;
}

.nav-link:hover {
    color: var(--text-primary);
    background-color: var(--button-hover);
}

.nav-link.active {
    color: var(--text-primary);
    background-color: var(--button-hover);
}

.theme-toggle {
    background: none;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 0.5rem;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1.1rem;
}

.theme-toggle:hover {
    color: var(--text-primary);
    border-color: var(--text-primary);
    background-color: var(--button-hover);
}

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

.bar {
    width: 25px;
    height: 3px;
    background-color: var(--text-secondary);
    margin: 2px 0;
    transition: 0.3s;
    border-radius: 2px;
}

.hamburger.active .bar:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
}

.hamburger.active .bar:nth-child(2) {
    opacity: 0;
}

.hamburger.active .bar:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: var(--bg-primary);
    padding: 6rem 0 2rem;
    overflow: hidden;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 2fr 1fr;
    gap: 2rem;
    align-items: start;
    width: 100%;
}

/* Profile Section */
.profile-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    text-align: center;
    padding: 2rem;
    /* Background removed for clean look */
}

.profile-image {
    position: relative;
    width: 200px;
    height: 200px;
    margin: 0 auto 1.5rem;
    cursor: pointer;
    animation: babal 2s infinite;
}
@keyframes babal {
    0%{
        scale: 1;
    }
    50%{
        scale: 1.1;
    }
    100%{
        scale: 1;
    }
}
 

.profile-image img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    position: relative;
    z-index: 3;
    transition: all 0.5s ease;
    /* Clean profile - no borders or background effects */
    border: none;
    background: transparent;
}

/* Remove background effects for clean look */
.profile-border {
    display: none;
}

.profile-glow {
    display: none;
}

.profile-image:hover img {
    transform: scale(1.05);
    /* Simple hover effect without background styling */
}

.profile-info {
    z-index: 2;
    position: relative;
}

.profile-name {
    color: var(--text-primary);
    font-size: 1.8rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
    text-shadow: 0 0 10px var(--shadow-primary);
}

.profile-title {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 1rem;
    font-style: italic;
}

.profile-status {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 8px 16px;
    background-color: var(--bg-secondary);
    border-radius: 20px;
    border: 1px solid var(--text-primary);
    font-size: 0.9rem;
    color: var(--text-secondary);
}

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

/* Terminal Window */
.terminal-window {
    background-color: var(--terminal-bg);
    border: 2px solid var(--terminal-border);
    border-radius: 8px;
    box-shadow: 0 8px 32px var(--shadow-primary);
    overflow: hidden;
}

.terminal-header {
    background-color: var(--bg-tertiary);
    padding: 12px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border-color);
}

.terminal-controls {
    display: flex;
    gap: 8px;
}

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

.control.red {
    background-color: #ff5f56;
}

.control.yellow {
    background-color: #ffbd2e;
}

.control.green {
    background-color: #27ca3f;
}

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

.terminal-body {
    padding: 20px;
    font-size: 1rem;
    line-height: 1.8;
}

.terminal-line {
    margin: 10px 0;
}

.prompt {
    color: var(--text-primary);
    font-weight: bold;
}

.command {
    color: var(--text-accent);
    font-weight: bold;
}

.terminal-output {
    margin: 8px 0 15px 0;
    color: var(--text-secondary);
}

.profile-output {
    background-color: var(--bg-secondary);
    padding: 15px;
    border-radius: 4px;
    border-left: 4px solid var(--text-primary);
}

.profile-line {
    margin: 5px 0;
}

.profile-line .key {
    color: var(--text-primary);
    font-weight: bold;
    min-width: 120px;
    display: inline-block;
}

.philosophy {
    font-style: italic;
    color: var(--text-accent);
    background-color: var(--bg-secondary);
    padding: 15px;
    border-radius: 4px;
    border-left: 4px solid var(--text-accent);
}

.skills-list {
    background-color: var(--bg-secondary);
    padding: 15px;
    border-radius: 4px;
}

.skill-item {
    margin: 3px 0;
}

.learning {
    color: var(--text-accent);
    animation: pulse 2s infinite;
}

.terminal-actions {
    display: flex;
    gap: 15px;
    margin: 15px 0;
    flex-wrap: wrap;
}

.terminal-btn {
    background-color: var(--button-bg);
    color: var(--text-primary);
    border: 1px solid var(--text-primary);
    padding: 12px 20px;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: inherit;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
    position: relative;
    overflow: hidden;
}

.terminal-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background-color: var(--text-primary);
    border-radius: 50%;
    transition: all 0.3s ease;
    transform: translate(-50%, -50%);
    z-index: 0;
}

.terminal-btn:hover::before {
    width: 300px;
    height: 300px;
}

.terminal-btn:hover {
    color: var(--bg-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--shadow-primary);
}

.terminal-btn i,
.terminal-btn span {
    position: relative;
    z-index: 1;
}

.cursor {
    display: flex;
    align-items: center;
}

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

/* Status Panel */
.status-panel {
    background-color: var(--terminal-bg);
    border: 2px solid var(--terminal-border);
    border-radius: 8px;
    box-shadow: 0 8px 32px var(--shadow-primary);
    overflow: hidden;
}

.status-header {
    background-color: var(--bg-tertiary);
    padding: 15px 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    border-bottom: 1px solid var(--border-color);
}

.status-header i {
    color: var(--text-primary);
}

.status-header h3 {
    color: var(--text-secondary);
    font-size: 1rem;
    margin: 0;
}

.status-content {
    padding: 20px;
}

.status-stats {
    margin-bottom: 25px;
}

.stat-item {
    display: flex;
    justify-content: space-between;
    margin: 8px 0;
    padding: 8px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

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

.skill-bars {
    margin-top: 20px;
    height: 20px;
}

.skill-bar {
    margin: 15px 0;
    position: relative;
}

.skill-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 5px;
}

.skill-name {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: bold;
}

.skill-percent {
    color: var(--text-primary);
    font-size: 0.8rem;
    font-weight: bold;
}

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

.skill-fill {
    height: 100%;
    background: var(--gradient-primary);
    width: 0%;
    transition: width 2s ease-in-out;
    border-radius: 4px;
    position: relative;
}

.skill-fill.learning {
    background: var(--gradient-secondary);
    animation: skill-glow 2s infinite alternate;
}

.learning-status {
    position: absolute;
    right: 0;
    top: -25px;
    color: var(--text-accent);
    font-size: 0.7rem;
    font-style: italic;
    animation: pulse 2s infinite;
}

/* Matrix Rain Effect */
.matrix-rain {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    opacity: 0.1;
    z-index: 1;
}

/* Particles */
.particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

/* About Section */
.about {
    padding: 6rem 0;
    background-color: var(--bg-secondary);
}

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

.about-card {
    background-color: var(--terminal-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 2.5rem 2rem;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
}

.about-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 32px var(--shadow-primary);
    border-color: var(--text-primary);
}

.about-card h3 {
    color: var(--text-primary);
    font-size: 1.5rem;
    margin-bottom: 1rem;
    font-weight: bold;
}

.about-card p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.journey-points {
    list-style: none;
}

.journey-points li {
    color: var(--text-secondary);
    margin: 0.8rem 0;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.journey-points li:last-child {
    border-bottom: none;
}

.journey-points i {
    color: var(--text-primary);
    font-size: 1.1rem;
    min-width: 20px;
}

.focus-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}

.focus-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px;
    background-color: var(--bg-secondary);
    border-radius: 6px;
    transition: all 0.3s ease;
    border: 1px solid transparent;
}

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

.focus-item i {
    color: var(--text-primary);
    font-size: 1.2rem;
    min-width: 24px;
}

/* Skills Section */
.skills {
    padding: 6rem 0;
    background-color: var(--bg-primary);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2.5rem;
}

.skill-category {
    background-color: var(--terminal-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 2rem;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
}

.skill-category:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 32px var(--shadow-primary);
    border-color: var(--text-primary);
}

.skill-category h3 {
    color: var(--text-primary);
    font-size: 1.3rem;
    margin-bottom: 2rem;
    text-align: center;
    font-weight: bold;
}

.skill-category.future-goals {
    border-color: var(--text-accent);
}

.skill-category.future-goals:hover {
    border-color: var(--text-accent);
    box-shadow: 0 8px 32px var(--shadow-secondary);
}

.skill-category.future-goals h3 {
    color: var(--text-accent);
}

.category-skills .skill-item {
    margin: 1.5rem 0;
}

.skill-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
}

.skill-name {
    color: var(--text-secondary);
    font-weight: bold;
    font-size: 0.95rem;
}

.skill-level {
    color: var(--text-primary);
    font-weight: bold;
    font-size: 0.9rem;
}

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

.skill-progress {
    height: 100%;
    background: var(--gradient-primary);
    width: 0%;
    transition: width 2s ease-in-out;
    border-radius: 4px;
    position: relative;
}

.skill-item.learning .skill-progress {
    background: var(--gradient-secondary);
    animation: skill-glow 2s infinite alternate;
}

.skill-item.learning .skill-level {
    color: var(--text-accent);
}

.learning-badge {
    display: inline-block;
    background-color: var(--text-accent);
    color: white;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 0.7rem;
    margin-top: 5px;
    animation: pulse 2s infinite;
}

/* Specialty Skills */
.specialty-skills {
    display: grid;
    gap: 1.5rem;
}

.specialty-item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px;
    background-color: var(--bg-secondary);
    border-radius: 8px;
    transition: all 0.3s ease;
    border: 1px solid transparent;
}

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

.specialty-item i {
    color: var(--text-primary);
    font-size: 2rem;
    min-width: 48px;
}

.specialty-content h4 {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.specialty-level {
    color: var(--text-primary);
    font-weight: bold;
    font-size: 1rem;
}

/* Projects Section */
.projects {
    padding: 6rem 0;
    background-color: var(--bg-secondary);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
}

.project-card {
    background-color: var(--terminal-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 2rem;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 2px;
    background: var(--gradient-primary);
    transition: left 0.5s ease;
}

.project-card:hover::before {
    left: 0;
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px var(--shadow-primary);
    border-color: var(--text-primary);
}

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

.project-header h3 {
    color: var(--text-primary);
    font-size: 1.4rem;
    font-weight: bold;
}

.project-link {
    color: var(--text-secondary);
    font-size: 1.5rem;
    transition: all 0.3s ease;
    padding: 8px;
    border-radius: 50%;
    background-color: var(--bg-secondary);
}

.project-link:hover {
    color: var(--text-primary);
    background-color: var(--button-hover);
    transform: scale(1.1);
}

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

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

.tag {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: bold;
    border: 1px solid var(--text-primary);
    transition: all 0.3s ease;
}

.tag:hover {
    background-color: var(--text-primary);
    color: var(--bg-primary);
    transform: translateY(-2px);
}

/* Contact Section */
.contact {
    padding: 6rem 0;
    background-color: var(--bg-primary);
}

.contact-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.contact-intro {
    margin-bottom: 3rem;
}

.contact-intro p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.contact-item {
    background-color: var(--terminal-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 2rem;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 20px;
}

.contact-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 32px var(--shadow-primary);
    border-color: var(--text-primary);
}

.contact-item i {
    color: var(--text-primary);
    font-size: 2rem;
    min-width: 48px;
}

.contact-details h3 {
    color: var(--text-primary);
    font-size: 1.2rem;
    margin-bottom: 8px;
}

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

.contact-details a:hover {
    color: var(--text-primary);
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin: 3rem 0;
    flex-wrap: wrap;
}

.social-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    background-color: var(--terminal-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.3s ease;
    font-weight: bold;
}

.social-link:hover {
    color: var(--text-primary);
    border-color: var(--text-primary);
    background-color: var(--button-hover);
    transform: translateY(-3px);
    box-shadow: 0 4px 16px var(--shadow-primary);
}

.social-link i {
    font-size: 1.2rem;
}

.contact-cta {
    margin-top: 3rem;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 16px 32px;
    background: var(--gradient-primary);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: bold;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 16px var(--shadow-primary);
    position: relative;
    overflow: hidden;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s ease;
}

.cta-button:hover::before {
    left: 100%;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 32px var(--shadow-primary);
}

/* Certificates Section */
.certificates {
    padding: 6rem 0;
    background-color: var(--bg-secondary);
}

.certificates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2.5rem;
}

.certificate-card {
    background-color: var(--terminal-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 2.5rem 2rem;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    text-align: center;
}

.certificate-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 2px;
    background: var(--gradient-primary);
    transition: left 0.5s ease;
}

.certificate-card:hover::before {
    left: 0;
}

.certificate-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 12px 40px var(--shadow-primary);
    border-color: var(--text-primary);
}

.cert-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    transition: all 0.3s ease;
}

.certificate-card:hover .cert-icon {
    transform: scale(1.1) rotate(10deg);
}

.cert-icon i {
    color: white;
    font-size: 2rem;
}

.certificate-card h3 {
    color: var(--text-primary);
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    font-weight: bold;
}

.certificate-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

.cert-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0;
    transition: all 0.3s ease;
    background-color: rgba(0, 255, 65, 0.9);
    color: white;
    padding: 15px;
    border-radius: 50%;
    font-size: 1.5rem;
}

.certificate-card:hover .cert-overlay {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.1);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(5px);
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
    animation: modal-appear 0.3s ease;
}

.modal-content {
    background-color: var(--terminal-bg);
    border: 2px solid var(--text-primary);
    border-radius: 8px;
    max-width: 90%;
    max-height: 90%;
    position: relative;
    animation: modal-content-appear 0.3s ease;
}

.close-modal {
    position: absolute;
    top: 15px;
    right: 20px;
    color: var(--text-primary);
    font-size: 2rem;
    font-weight: bold;
    cursor: pointer;
    z-index: 1;
    transition: all 0.3s ease;
}

.close-modal:hover {
    color: var(--text-accent);
    transform: scale(1.1);
}

.modal-body {
    padding: 20px;
    display: flex;
    gap: 20px;
    align-items: center;
}

#cert-image {
    max-width: 400px;
    max-height: 300px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.modal-info h3 {
    color: var(--text-primary);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.modal-info p {
    color: var(--text-secondary);
    line-height: 1.6;
}

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

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

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

/* Toast Notifications */
#toast-container {
    position: fixed;
    top: 100px;
    right: 20px;
    z-index: 10001;
}

.toast {
    background-color: var(--terminal-bg);
    border: 1px solid var(--text-primary);
    border-left: 4px solid var(--text-primary);
    color: var(--text-secondary);
    padding: 15px 20px;
    border-radius: 4px;
    margin-bottom: 10px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
    opacity: 0;
    transform: translateX(100%);
    animation: toast-appear 0.3s ease forwards;
}

.toast.success {
    border-left-color: #28a745;
}

.toast.error {
    border-left-color: #dc3545;
}

.toast.fade-out {
    animation: toast-disappear 0.3s ease forwards;
}

/* Responsive Design */
@media (max-width: 768px) {
    .navbar {
        padding: 1rem;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--bg-secondary);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        gap: 0;
        padding: 2rem 0;
        border-top: 1px solid var(--border-color);
    }

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

    .nav-item {
        margin: 1rem 0;
    }

    .hamburger {
        display: flex;
    }

    .hero {
        padding: 8rem 0 2rem;
        min-height: auto;
    }

    .hero-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .profile-section {
        order: 0;
    }

    .terminal-window {
        order: 1;
    }

    .status-panel {
        order: 2;
    }

    .profile-image {
        width: 150px;
        height: 150px;
    }

    .profile-name {
        font-size: 1.5rem;
    }

    .profile-title {
        font-size: 1rem;
    }

    .terminal-body {
        padding: 15px;
        font-size: 0.9rem;
    }

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

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

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

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

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

    .certificates-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }

    .social-links {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }

    .social-link {
        width: 200px;
        justify-content: center;
    }

    .modal-body {
        flex-direction: column;
        text-align: center;
    }

    #cert-image {
        max-width: 100%;
        max-height: 250px;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .focus-grid {
        gap: 0.5rem;
    }

    .contact-info {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .contact-item {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .brand-text {
        display: none;
    }

    .terminal-body {
        padding: 12px;
        font-size: 0.8rem;
    }

    .terminal-actions {
        gap: 10px;
    }

    .terminal-btn {
        padding: 10px 15px;
        font-size: 0.8rem;
    }

    .about-card,
    .skill-category,
    .project-card,
    .certificate-card {
        padding: 1.5rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

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

    .cert-icon {
        width: 60px;
        height: 60px;
    }

    .cert-icon i {
        font-size: 1.5rem;
    }
}

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

@keyframes blink-caret {
    from, to { border-color: transparent; }
    50% { border-color: var(--text-primary); }
}

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

@keyframes loading-progress {
    0% { width: 0%; }
    100% { width: 100%; }
}

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

@keyframes pulse {
    0% { opacity: 1; }
    50% { opacity: 0.6; }
    100% { opacity: 1; }
}

@keyframes skill-glow {
    0% { box-shadow: 0 0 5px var(--text-accent); }
    100% { box-shadow: 0 0 20px var(--text-accent); }
}

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

@keyframes profile-glow {
    0% { opacity: 0.3; }
    100% { opacity: 0.8; }
}

@keyframes status-pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

@keyframes modal-appear {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes modal-content-appear {
    from { 
        opacity: 0;
        transform: scale(0.8) translateY(-50px);
    }
    to { 
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

@keyframes toast-appear {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes toast-disappear {
    from {
        opacity: 1;
        transform: translateX(0);
    }
    to {
        opacity: 0;
        transform: translateX(100%);
    }
}

/* Smooth scrolling enhancement */
@media (prefers-reduced-motion: no-preference) {
    html {
        scroll-behavior: smooth;
    }
}

/* Focus styles for accessibility */
button:focus,
a:focus {
    outline: 2px solid var(--text-primary);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --text-primary: #00ff00;
        --text-secondary: #ffffff;
        --bg-primary: #000000;
        --bg-secondary: #111111;
        --border-color: #ffffff;
    }
}

/* Custom Cursor Styles */
* {
    cursor: none !important;
}

#custom-cursor {
    position: fixed;
    top: 0;
    left: 0;
    width: 20px;
    height: 20px;
    z-index: 99999;
    pointer-events: none;
    mix-blend-mode: difference;
    transition: all 0.1s ease;
}

.cursor-dot {
    width: 4px;
    height: 4px;
    background-color: var(--text-primary);
    border-radius: 50%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    box-shadow: 0 0 10px var(--text-primary);
    animation: cursor-pulse 2s infinite;
}

.cursor-ring {
    width: 20px;
    height: 20px;
    border: 1px solid var(--text-primary);
    border-radius: 50%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0.3;
    transition: all 0.1s ease;
}

.cursor-trail {
    position: absolute;
    width: 2px;
    height: 2px;
    background-color: var(--text-primary);
    border-radius: 50%;
    opacity: 0.5;
    pointer-events: none;
    animation: trail-fade 0.5s ease-out forwards;
}

/* Cursor states */
#custom-cursor.hover .cursor-ring {
    width: 40px;
    height: 40px;
    border-color: var(--text-accent);
    opacity: 0.8;
    animation: cursor-shake 0.5s ease-in-out;
}

#custom-cursor.hover .cursor-dot {
    background-color: var(--text-accent);
    box-shadow: 0 0 20px var(--text-accent);
    animation: cursor-bounce 0.3s ease-in-out;
}

#custom-cursor.click {
    animation: cursor-click 0.2s ease-in-out;
}

#custom-cursor.terminal .cursor-dot {
    width: 8px;
    height: 2px;
    border-radius: 0;
    background-color: var(--text-primary);
    animation: terminal-blink 1s infinite;
}

#custom-cursor.terminal .cursor-ring {
    width: 30px;
    height: 20px;
    border-radius: 4px;
    border-style: dashed;
}

/* Cursor animations */
@keyframes cursor-pulse {
    0%, 100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 1;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.2);
        opacity: 0.8;
    }
}

@keyframes cursor-shake {
    0%, 100% { transform: translate(-50%, -50%) rotate(0deg); }
    10% { transform: translate(-50%, -50%) rotate(1deg); }
    20% { transform: translate(-50%, -50%) rotate(-1deg); }
    30% { transform: translate(-50%, -50%) rotate(1deg); }
    40% { transform: translate(-50%, -50%) rotate(-1deg); }
    50% { transform: translate(-50%, -50%) rotate(1deg); }
    60% { transform: translate(-50%, -50%) rotate(-1deg); }
    70% { transform: translate(-50%, -50%) rotate(1deg); }
    80% { transform: translate(-50%, -50%) rotate(-1deg); }
    90% { transform: translate(-50%, -50%) rotate(1deg); }
}

@keyframes cursor-bounce {
    0%, 100% { transform: translate(-50%, -50%) scale(1); }
    50% { transform: translate(-50%, -50%) scale(1.3); }
}

@keyframes cursor-click {
    0% { transform: scale(1); }
    50% { transform: scale(0.8); }
    100% { transform: scale(1); }
}

@keyframes terminal-blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0.3; }
}

@keyframes trail-fade {
    0% {
        opacity: 0.5;
        transform: scale(1);
    }
    100% {
        opacity: 0;
        transform: scale(0.5);
    }
}

/* Physics effects for elements */
.physics-shake {
    animation: physics-shake 0.5s ease-in-out;
}

.physics-bounce {
    animation: physics-bounce 0.6s ease-in-out;
}

.physics-wobble {
    animation: physics-wobble 0.8s ease-in-out;
}

@keyframes physics-shake {
    0%, 100% { transform: translateX(0) translateY(0); }
    10% { transform: translateX(-2px) translateY(-1px); }
    20% { transform: translateX(2px) translateY(1px); }
    30% { transform: translateX(-2px) translateY(-1px); }
    40% { transform: translateX(2px) translateY(1px); }
    50% { transform: translateX(-1px) translateY(-2px); }
    60% { transform: translateX(1px) translateY(2px); }
    70% { transform: translateX(-1px) translateY(-1px); }
    80% { transform: translateX(1px) translateY(1px); }
    90% { transform: translateX(-1px) translateY(-1px); }
}

@keyframes physics-bounce {
    0% { transform: translateY(0) scale(1); }
    20% { transform: translateY(-10px) scale(1.05); }
    40% { transform: translateY(0) scale(0.95); }
    60% { transform: translateY(-5px) scale(1.02); }
    80% { transform: translateY(0) scale(0.98); }
    100% { transform: translateY(0) scale(1); }
}

@keyframes physics-wobble {
    0% { transform: rotate(0deg) scale(1); }
    15% { transform: rotate(-5deg) scale(1.05); }
    30% { transform: rotate(3deg) scale(0.95); }
    45% { transform: rotate(-3deg) scale(1.05); }
    60% { transform: rotate(2deg) scale(0.95); }
    75% { transform: rotate(-1deg) scale(1.02); }
    100% { transform: rotate(0deg) scale(1); }
}

/* Glitch effect for terminal elements */
.glitch-effect {
    position: relative;
    animation: glitch-skew 2s infinite linear alternate-reverse;
}

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

.glitch-effect::before {
    animation: glitch-anim-1 0.2s infinite linear alternate-reverse;
    color: #ff0000;
    z-index: -1;
}

.glitch-effect::after {
    animation: glitch-anim-2 0.15s infinite linear alternate-reverse;
    color: #00ffff;
    z-index: -2;
}

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

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

@keyframes glitch-skew {
    0% { transform: skew(0deg); }
    10% { transform: skew(-1deg); }
    20% { transform: skew(1deg); }
    30% { transform: skew(0deg); }
    40% { transform: skew(1deg); }
    50% { transform: skew(-1deg); }
    60% { transform: skew(0deg); }
    70% { transform: skew(-1deg); }
    80% { transform: skew(1deg); }
    90% { transform: skew(0deg); }
    100% { transform: skew(-1deg); }
}

/* Disable custom cursor on touch devices */
@media (hover: none) and (pointer: coarse) {
    * {
        cursor: auto !important;
    }
    
    #custom-cursor {
        display: none;
    }
}