/* Modern Coder Portfolio - Dark Theme */

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

:root {
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #21262d;
    --text-primary: #f0f6fc;
    --text-secondary: #8b949e;
    --accent-green: #39d353;
    --accent-blue: #58a6ff;
    --accent-purple: #a5a5ff;
    --accent-orange: #ffa657;
    --border: #30363d;
    --shadow: 0 8px 24px rgba(0,0,0,0.4);
}

/* Light Theme Variables */
body.light-theme {
    --bg-primary: #ffffff;
    --bg-secondary: #f7fafc;
    --bg-tertiary: #edf2f7;
    --text-primary: #2d3748;
    --text-secondary: #718096;
    --accent-green: #38a169;
    --accent-blue: #3182ce;
    --accent-purple: #805ad5;
    --accent-orange: #dd6b20;
    --border: #e2e8f0;
    --shadow: 0 8px 24px rgba(0,0,0,0.08);
}

body.light-theme nav {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

body.light-theme .terminal,
body.light-theme .skill-category,
body.light-theme .project-card,
body.light-theme .stat {
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
    border: 1px solid #e2e8f0;
}

body.light-theme .project-card:hover {
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
    border-color: var(--accent-green);
}

body.light-theme .skill-category:hover {
    box-shadow: 0 6px 20px rgba(56, 161, 105, 0.15);
}

body.light-theme .contact-form input,
body.light-theme .contact-form textarea {
    background: #ffffff;
    border: 2px solid #e2e8f0;
}

body.light-theme .contact-form input:focus,
body.light-theme .contact-form textarea:focus {
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(49, 130, 206, 0.1);
}

body.light-theme .hero {
    background: linear-gradient(135deg, #ffffff 0%, #f7fafc 100%);
}

body.light-theme .projects-hero {
    background: linear-gradient(135deg, #ffffff 0%, #f7fafc 100%);
}

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    transition: all 0.3s ease;
}

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

/* Terminal Loader */
.terminal-loader {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border: 0.1em solid #333;
    background-color: var(--bg-secondary);
    color: var(--accent-green);
    font-family: 'JetBrains Mono', monospace;
    font-size: 1em;
    padding: 1.5em 1em;
    width: 12em;
    box-shadow: var(--shadow);
    border-radius: 8px;
    z-index: 10000;
    box-sizing: border-box;
}

.terminal-header {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1.5em;
    background-color: var(--bg-tertiary);
    border-top-left-radius: 8px;
    border-top-right-radius: 8px;
    padding: 0 0.4em;
    box-sizing: border-box;
}

.terminal-controls {
    float: right;
}

.control {
    display: inline-block;
    width: 0.6em;
    height: 0.6em;
    margin-left: 0.4em;
    border-radius: 50%;
    background-color: #777;
}

.control.close {
    background-color: #ff5f57;
}

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

.control.maximize {
    background-color: #28ca42;
}

.terminal-title {
    float: left;
    line-height: 1.5em;
    color: var(--text-secondary);
    font-size: 12px;
}

.terminal-loader .text {
    display: inline-block;
    white-space: nowrap;
    overflow: hidden;
    border-right: 0.2em solid var(--accent-green);
    animation: typeAndDelete 4s steps(11) infinite, blinkCursor 0.5s step-end infinite alternate;
    margin-top: 1.5em;
}

@keyframes blinkCursor {
    50% {
        border-right-color: transparent;
    }
}

@keyframes typeAndDelete {
    0%, 10% {
        width: 0;
    }
    45%, 55% {
        width: 6.2em;
    }
    90%, 100% {
        width: 0;
    }
}

.terminal-loader.hidden {
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

/* Loading state blur effect */
body.loading .main-content {
    filter: blur(5px);
    pointer-events: none;
    transition: filter 0.5s ease;
}

body.loading {
    overflow: hidden;
}

/* Navigation */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(13, 17, 23, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
}

nav .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.logo {
    font-family: 'JetBrains Mono', monospace;
    font-size: 18px;
    font-weight: 600;
    color: var(--accent-green);
    text-decoration: none;
}

.logo::before {
    content: '> ';
    color: var(--accent-blue);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-links a {
    font-family: 'JetBrains Mono', monospace;
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 14px;
    transition: color 0.3s;
    position: relative;
}

.nav-links a::before {
    content: './';
    color: var(--accent-blue);
}

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

/* Theme Toggle Switch */
.switch-button {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 35px;
    margin-left: 20px;
}

.switch-button .switch-outer {
    height: 100%;
    background: var(--bg-tertiary);
    width: 70px;
    border-radius: 165px;
    box-shadow: inset 0px 3px 6px 0px rgba(0,0,0,0.3), 0px 2px 4px -1px rgba(0,0,0,0.2);
    border: 1px solid var(--border);
    padding: 4px;
    box-sizing: border-box;
    cursor: pointer;
    transition: all 0.3s ease;
}

.switch-button .switch-outer input[type="checkbox"] {
    opacity: 0;
    appearance: none;
    position: absolute;
}

.switch-button .switch-outer .button-toggle {
    height: 26px;
    width: 26px;
    background: linear-gradient(var(--bg-secondary), var(--bg-primary));
    border-radius: 100%;
    box-shadow: inset 0px 2px 2px 0px rgba(255,255,255,0.1), 0px 2px 8px 0px rgba(0,0,0,0.3);
    position: relative;
    z-index: 2;
    transition: left 0.3s ease-in;
    left: 0;
}

.switch-button .switch-outer input[type="checkbox"]:checked + .button .button-toggle {
    left: 38px;
}

.switch-button .switch-outer input[type="checkbox"]:checked + .button .button-indicator {
    animation: indicator 1s forwards;
}

.switch-button .switch-outer .button {
    width: 100%;
    height: 100%;
    display: flex;
    position: relative;
    justify-content: space-between;
}

.switch-button .switch-outer .button-indicator {
    height: 16px;
    width: 16px;
    top: 50%;
    transform: translateY(-50%);
    border-radius: 50%;
    border: 2px solid var(--accent-orange);
    box-sizing: border-box;
    right: 6px;
    position: relative;
}

@keyframes indicator {
    30% {
        opacity: 0;
    }
    0% {
        opacity: 1;
    }
    100% {
        opacity: 1;
        border: 2px solid var(--accent-green);
        left: -42px;
    }
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 100px 0;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

/* Terminal */
.terminal {
    background: var(--bg-secondary);
    border-radius: 8px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    overflow: hidden;
}

.terminal-header {
    background: var(--bg-tertiary);
    padding: 12px 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--border);
}

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

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

.btn-close { background: #ff5f57; }
.btn-minimize { background: #ffbd2e; }
.btn-maximize { background: #28ca42; }

.terminal-title {
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    color: var(--text-secondary);
}

.terminal-body {
    padding: 20px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 14px;
    line-height: 1.8;
}

.code-line {
    margin-bottom: 8px;
}

.prompt {
    color: var(--accent-green);
    margin-right: 8px;
}

.output {
    color: var(--text-primary);
    margin-left: 16px;
    margin-bottom: 4px;
}

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

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

.typing {
    animation: typing 3s steps(20) infinite;
}

/* Hero Content */
.hero-content h1 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
}

.highlight {
    background: linear-gradient(45deg, var(--accent-green), var(--accent-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.subtitle {
    font-family: 'JetBrains Mono', monospace;
    font-size: 18px;
    color: var(--accent-blue);
    margin-bottom: 30px;
}

.subtitle::before {
    content: '// ';
    color: var(--text-secondary);
}

/* Buttons */
.buttons {
    display: flex;
    gap: 20px;
    margin-top: 30px;
}

.btn {
    font-family: 'JetBrains Mono', monospace;
    padding: 12px 24px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s;
    border: 1px solid var(--border);
    position: relative;
    overflow: hidden;
}

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

.btn.primary:hover {
    background: transparent;
    color: var(--accent-green);
    box-shadow: 0 0 20px rgba(57, 211, 83, 0.3);
}

.btn.secondary {
    background: transparent;
    color: var(--accent-blue);
    border-color: var(--accent-blue);
}

.btn.secondary:hover {
    background: var(--accent-blue);
    color: var(--bg-primary);
    box-shadow: 0 0 20px rgba(88, 166, 255, 0.3);
}

/* Sections */
section {
    padding: 80px 0;
    border-bottom: 1px solid var(--border);
}

h2 {
    font-family: 'JetBrains Mono', monospace;
    font-size: 32px;
    font-weight: 600;
    margin-bottom: 40px;
    text-align: center;
    color: var(--accent-green);
}

h2::before {
    content: '# ';
    color: var(--text-secondary);
}

.view-all-container {
    display: flex;
    justify-content: center;
    margin-top: 40px;
}

.view-all-btn {
    cursor: pointer;
    font-weight: 700;
    transition: all 0.2s;
    padding: 10px 20px;
    border-radius: 100px;
    background: var(--accent-green);
    border: 1px solid transparent;
    display: flex;
    align-items: center;
    font-size: 15px;
    color: var(--bg-primary);
    text-decoration: none;
    font-family: 'JetBrains Mono', monospace;
}

.view-all-btn:hover {
    background: var(--accent-blue);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(57, 211, 83, 0.3);
}

.view-all-btn > svg {
    width: 24px;
    height: 24px;
    margin-left: 10px;
    transition: transform 0.3s ease-in-out;
}

.view-all-btn:hover svg {
    transform: translateX(5px);
}

.view-all-btn:active {
    transform: scale(0.95);
}

body.light-theme .view-all-btn {
    background: var(--accent-green);
    color: #ffffff;
}

body.light-theme .view-all-btn:hover {
    background: var(--accent-blue);
    box-shadow: 0 4px 15px rgba(56, 161, 105, 0.2);
}

/* About */
.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text p {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 30px;
}

.stats {
    display: flex;
    gap: 40px;
    margin-top: 30px;
}

.stat {
    text-align: center;
    padding: 20px;
    background: var(--bg-secondary);
    border-radius: 8px;
    border: 1px solid var(--border);
}

.stat .number {
    display: block;
    font-family: 'JetBrains Mono', monospace;
    font-size: 28px;
    font-weight: 700;
    color: var(--accent-green);
}

.stat .label {
    font-size: 12px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.profile-img {
    width: 100%;
    max-width: 300px;
    border-radius: 8px;
    border: 2px solid var(--accent-green);
    box-shadow: 0 0 30px rgba(57, 211, 83, 0.2);
}

/* Timeline */
.timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--accent-green);
}

.timeline-item {
    position: relative;
    margin-bottom: 40px;
    padding-left: 80px;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: 24px;
    top: 8px;
    width: 12px;
    height: 12px;
    background: var(--accent-green);
    border-radius: 50%;
    border: 3px solid var(--bg-primary);
}

.date {
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    color: var(--accent-blue);
    margin-bottom: 8px;
}

.timeline-item h3 {
    color: var(--text-primary);
    font-size: 20px;
    margin-bottom: 5px;
}

.timeline-item h4 {
    color: var(--accent-purple);
    font-size: 16px;
    margin-bottom: 10px;
}

.timeline-item p {
    color: var(--text-secondary);
    margin-bottom: 15px;
}

.tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tags span {
    font-family: 'JetBrains Mono', monospace;
    background: var(--bg-secondary);
    color: var(--accent-orange);
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    border: 1px solid var(--border);
}

/* Skills */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.skill-category {
    background: var(--bg-secondary);
    padding: 30px;
    border-radius: 8px;
    border: 1px solid var(--border);
    transition: transform 0.3s, box-shadow 0.3s;
}

.skill-category:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(57, 211, 83, 0.1);
}

.skill-category h3 {
    font-family: 'JetBrains Mono', monospace;
    color: var(--accent-blue);
    font-size: 18px;
    margin-bottom: 20px;
}

.skill-category h3::before {
    content: '{ ';
    color: var(--text-secondary);
}

.skill-category h3::after {
    content: ' }';
    color: var(--text-secondary);
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.skill-tags span {
    font-family: 'JetBrains Mono', monospace;
    background: var(--bg-primary);
    color: var(--accent-green);
    padding: 8px 12px;
    border-radius: 4px;
    font-size: 14px;
    border: 1px solid var(--border);
    transition: all 0.3s;
}

.skill-tags span:hover {
    background: var(--accent-green);
    color: var(--bg-primary);
    transform: scale(1.05);
}

/* Projects */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.project-card {
    background: var(--bg-secondary);
    padding: 30px;
    border-radius: 8px;
    border: 1px solid var(--border);
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

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

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
    border-color: var(--accent-green);
}

.project-card h3 {
    color: var(--text-primary);
    font-size: 20px;
    margin-bottom: 15px;
}

.project-card p {
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.project-tags span {
    font-family: 'JetBrains Mono', monospace;
    background: var(--bg-primary);
    color: var(--accent-orange);
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    border: 1px solid var(--border);
}

/* Projects Page Styles */
.projects-hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 100px 0;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.projects-hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.featured-badge {
    background: linear-gradient(45deg, var(--accent-green), var(--accent-blue));
    color: var(--bg-primary);
    font-family: 'JetBrains Mono', monospace;
    font-size: 10px;
    font-weight: 600;
    padding: 4px 8px;
    border-radius: 12px;
    position: absolute;
    top: 15px;
    right: 15px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.project-card.featured {
    border: 2px solid var(--accent-green);
    position: relative;
}

.project-card.featured::before {
    background: linear-gradient(90deg, var(--accent-green), var(--accent-blue));
}

.project-links {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}

.project-links .btn {
    flex: 1;
    text-align: center;
    font-size: 12px;
    padding: 8px 16px;
}

/* Contact */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-item {
    margin-bottom: 20px;
    font-family: 'JetBrains Mono', monospace;
}

.contact-item strong {
    display: block;
    color: var(--accent-green);
    margin-bottom: 5px;
}

.contact-item strong::before {
    content: '> ';
    color: var(--accent-blue);
}

.contact-item a {
    color: var(--accent-blue);
    text-decoration: none;
}

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

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-form input,
.contact-form textarea {
    font-family: 'JetBrains Mono', monospace;
    padding: 15px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 14px;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--accent-green);
    box-shadow: 0 0 10px rgba(57, 211, 83, 0.2);
}

/* Footer */
footer {
    background: var(--bg-secondary);
    padding: 40px 0 20px;
    border-top: 2px solid var(--accent-green);
}

.footer-quotes {
    margin-bottom: 25px;
    padding: 15px;
    background: var(--bg-primary);
    border-radius: 8px;
    border: 1px solid var(--border);
}

.quotes-list {
    margin-left: 16px;
    margin-top: 8px;
}

.quote-item {
    margin-bottom: 10px;
    padding: 8px;
    border-left: 3px solid var(--accent-blue);
    background: var(--bg-secondary);
}

.quote-text {
    color: var(--text-primary);
    font-style: italic;
    display: block;
    margin-bottom: 4px;
    font-size: 14px;
}

.quote-author {
    color: var(--accent-orange);
    font-size: 12px;
    font-family: 'JetBrains Mono', monospace;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 25px;
    margin-bottom: 25px;
}

.footer-section {
    background: var(--bg-primary);
    padding: 15px;
    border-radius: 8px;
    border: 1px solid var(--border);
}

.footer-links {
    list-style: none;
    margin-left: 16px;
    margin-top: 8px;
}

.footer-links li {
    margin-bottom: 6px;
}

.footer-links a {
    font-family: 'JetBrains Mono', monospace;
    color: var(--accent-blue);
    text-decoration: none;
    font-size: 13px;
    transition: all 0.3s;
    display: inline-block;
}

.footer-links a:hover {
    color: var(--accent-green);
    transform: translateX(4px);
}

.info-text {
    color: var(--text-secondary);
    font-family: 'JetBrains Mono', monospace;
    font-size: 13px;
}

.footer-bottom {
    background: var(--bg-primary);
    padding: 15px;
    border-radius: 8px;
    border: 1px solid var(--border);
    border-top: 2px solid var(--accent-green);
}

.footer-bottom .output {
    color: var(--text-primary);
    margin-left: 16px;
    margin-bottom: 6px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 13px;
}

.footer-icon {
    width: 16px;
    height: 16px;
    margin-right: 8px;
    vertical-align: middle;
    filter: brightness(0.8);
    transition: filter 0.3s;
}

.footer-links a:hover .footer-icon {
    filter: brightness(1.2);
}

body.light-theme .footer-icon {
    filter: brightness(0.6);
}

body.light-theme .footer-links a:hover .footer-icon {
    filter: brightness(0.8);
}

/* Game Zone Button */
.game-zone-button-container {
    display: flex;
    align-items: center;
    justify-content: center;
    animation: slideInLeft 0.8s ease-out;
}

.game-zone-btn {
    cursor: pointer;
    font-weight: 700;
    transition: all 0.2s;
    padding: 15px 25px;
    border-radius: 100px;
    background: var(--accent-green);
    border: 1px solid transparent;
    display: flex;
    align-items: center;
    font-size: 16px;
    color: var(--bg-primary);
    text-decoration: none;
    font-family: 'JetBrains Mono', monospace;
    box-shadow: 0 4px 15px rgba(57, 211, 83, 0.3);
}

.game-zone-btn:hover {
    background: var(--accent-blue);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(88, 166, 255, 0.4);
}

.game-zone-btn > svg {
    width: 28px;
    height: 28px;
    margin-left: 12px;
    transition: transform 0.3s ease-in-out;
}

.game-zone-btn:hover svg {
    transform: translateX(5px);
}

.game-zone-btn:active {
    transform: scale(0.95);
}

body.light-theme .game-zone-btn {
    background: var(--accent-green);
    color: #ffffff;
    box-shadow: 0 4px 15px rgba(56, 161, 105, 0.2);
}

body.light-theme .game-zone-btn:hover {
    background: var(--accent-blue);
    box-shadow: 0 6px 20px rgba(49, 130, 206, 0.3);
}

/* Live Demos Section */
.demos-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-top: 20px;
}

.demo-section {
    background: var(--bg-secondary);
    border-radius: 8px;
    border: 1px solid var(--border);
    overflow: hidden;
}

/* .demo-header {
    padding: 15px 20px;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border);
} */

.live-window {
    background: var(--bg-secondary);
    border-radius: 0 0 8px 8px;
    overflow: hidden;
}

.live-window iframe {
    display: block;
    border: none;
    background: white;
}

.demo-button-container {
    padding: 20px;
    display: flex;
    justify-content: center;
    background: var(--bg-primary);
    border-top: 1px solid var(--border);
}

.demo-visit-btn {
    cursor: pointer;
    font-weight: 700;
    transition: all 0.2s;
    padding: 12px 20px;
    border-radius: 100px;
    background: var(--accent-green);
    border: 1px solid transparent;
    display: flex;
    align-items: center;
    font-size: 14px;
    color: var(--bg-primary);
    text-decoration: none;
    font-family: 'JetBrains Mono', monospace;
    box-shadow: 0 4px 15px rgba(57, 211, 83, 0.3);
}

.demo-visit-btn:hover {
    background: var(--accent-blue);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(88, 166, 255, 0.4);
}

.demo-visit-btn > svg {
    width: 24px;
    height: 24px;
    margin-left: 10px;
    transition: transform 0.3s ease-in-out;
}

.demo-visit-btn:hover svg {
    transform: translateX(5px);
}

.demo-visit-btn:active {
    transform: scale(0.95);
}

body.light-theme .demo-visit-btn {
    background: var(--accent-green);
    color: #ffffff;
    box-shadow: 0 4px 15px rgba(56, 161, 105, 0.2);
}

body.light-theme .demo-visit-btn:hover {
    background: var(--accent-blue);
    box-shadow: 0 6px 20px rgba(49, 130, 206, 0.3);
}

/* Scroll Progress Indicator */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-green), var(--accent-blue));
    z-index: 1000;
    transition: width 0.1s ease;
}

/* Section Fade-in Animations */
.fade-in-section {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-section.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger animation for child elements */
.fade-in-section .project-card,
.fade-in-section .skill-category,
.fade-in-section .timeline-item {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.fade-in-section.is-visible .project-card,
.fade-in-section.is-visible .skill-category,
.fade-in-section.is-visible .timeline-item {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-section.is-visible .project-card:nth-child(1) { transition-delay: 0.1s; }
.fade-in-section.is-visible .project-card:nth-child(2) { transition-delay: 0.2s; }
.fade-in-section.is-visible .project-card:nth-child(3) { transition-delay: 0.3s; }
.fade-in-section.is-visible .skill-category:nth-child(1) { transition-delay: 0.1s; }
.fade-in-section.is-visible .skill-category:nth-child(2) { transition-delay: 0.2s; }
.fade-in-section.is-visible .skill-category:nth-child(3) { transition-delay: 0.3s; }

@media (max-width: 768px) {
    .demos-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .scroll-progress {
        height: 2px;
    }
}

/* Project Card Hover Preview */
.project-card.has-live-demo {
    position: relative;
    overflow: hidden;
}

.project-card .project-content {
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.project-card .project-preview {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.3s ease, transform 0.3s ease;
    background: var(--bg-secondary);
    border-radius: 8px;
    overflow: hidden;
    pointer-events: none;
}

.project-card .project-preview iframe {
    width: 100%;
    height: 100%;
    border: none;
    background: white;
}

.project-card.has-live-demo:hover .project-content {
    opacity: 0;
    transform: translateY(-20px);
}

.project-card.has-live-demo:hover .project-preview {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

/* Loading state for preview */
.project-preview::before {
    content: 'Loading preview...';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--text-secondary);
    font-family: 'JetBrains Mono', monospace;
    font-size: 14px;
    z-index: 1;
    transition: opacity 0.3s ease;
}

.project-preview.loaded::before {
    opacity: 0;
    pointer-events: none;
}

/* Interactive Terminal About Section */
.interactive-terminal {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
    align-items: flex-start;
    margin-top: 30px;
}

.terminal-window {
    background: #1e1e1e;
    border-radius: 8px;
    border: 1px solid #333;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.terminal-window .terminal-header {
    background: #2d2d2d;
    padding: 12px 20px;
    border-bottom: 1px solid #333;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

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

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

.terminal-window .btn-close { background: #ff5f57; }
.terminal-window .btn-minimize { background: #ffbd2e; }
.terminal-window .btn-maximize { background: #28ca42; }

.terminal-window .terminal-title {
    font-family: 'JetBrains Mono', monospace;
    font-size: 14px;
    color: #888;
}

.terminal-body {
    padding: 20px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 14px;
    line-height: 1.6;
    min-height: 300px;
    max-height: 400px;
    overflow-y: auto;
    color: #00ff00;
}

.help-text {
    color: #888;
    margin-bottom: 15px;
    font-size: 12px;
}

.terminal-history {
    margin-bottom: 10px;
}

.terminal-input-line {
    display: flex;
    align-items: center;
    position: sticky;
    bottom: 0;
    background: #1e1e1e;
    padding-top: 5px;
}

.prompt {
    color: #00ff00;
    margin-right: 8px;
    font-weight: bold;
}

.terminal-input {
    background: transparent;
    border: none;
    outline: none;
    color: #00ff00;
    font-family: 'JetBrains Mono', monospace;
    font-size: 14px;
    flex: 1;
    caret-color: #00ff00;
}

.cursor {
    display: none;
}

/* Matrix effect */
.matrix-effect {
    color: #00ff00;
    text-shadow: 0 0 10px #00ff00;
    animation: matrix-glow 2s ease-in-out infinite alternate;
}

@keyframes matrix-glow {
    from { text-shadow: 0 0 10px #00ff00, 0 0 20px #00ff00; }
    to { text-shadow: 0 0 20px #00ff00, 0 0 30px #00ff00, 0 0 40px #00ff00; }
}

body.matrix-mode {
    background: #000;
    color: #00ff00;
}

body.matrix-mode * {
    color: #00ff00 !important;
    text-shadow: 0 0 5px #00ff00;
}

/* Enhanced command outputs */
.command-output {
    color: #ccc;
    margin-bottom: 10px;
    margin-left: 20px;
    white-space: pre-wrap;
    line-height: 1.4;
}

/* Fun command styling */
.command-output:has-text("Easter Egg") {
    background: linear-gradient(45deg, #ff6b6b, #4ecdc4, #45b7d1, #96ceb4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: rainbow 3s ease-in-out infinite;
}

@keyframes rainbow {
    0%, 100% { filter: hue-rotate(0deg); }
    50% { filter: hue-rotate(180deg); }
}

/* Form Status Terminal Styling */
.form-status {
    margin-top: 15px;
    padding: 15px;
    border-radius: 8px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 14px;
    line-height: 1.6;
    border: 1px solid;
    background: var(--bg-secondary);
}

.form-status.sending {
    color: var(--accent-green);
    border-color: var(--accent-green);
    background: rgba(57, 211, 83, 0.1);
}

.form-status.success {
    color: var(--accent-green);
    border-color: var(--accent-green);
    background: rgba(57, 211, 83, 0.1);
}

.form-status.error {
    color: #ff6b6b;
    border-color: #ff6b6b;
    background: rgba(255, 107, 107, 0.1);
}

.form-status .prompt {
    color: var(--accent-green);
    font-weight: bold;
    margin-right: 8px;
}

.form-status .output {
    color: var(--text-secondary);
    margin-left: 20px;
    display: block;
    margin-top: 5px;
}

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

.command-line {
    margin-bottom: 5px;
}

.command-output {
    color: #ccc;
    margin-bottom: 10px;
    margin-left: 20px;
    white-space: pre-wrap;
}

.error-output {
    color: #ff6b6b;
    margin-bottom: 10px;
    margin-left: 20px;
}

.about-image {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    padding-top: 20px;
}

.about-image .profile-img {
    width: 250px;
    height: 250px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid #00ff00;
    box-shadow: 0 0 20px rgba(0, 255, 0, 0.3);
}

/* Mobile responsiveness */
@media (max-width: 768px) {
    .interactive-terminal {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .terminal-body {
        font-size: 12px;
        padding: 15px;
        min-height: 250px;
    }
    
    .about-image .profile-img {
        width: 200px;
        height: 200px;
    }
}



/* Mobile Responsive */
@media (max-width: 768px) {
    .hero .container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .terminal {
        order: 2;
    }
    
    .hero-content {
        order: 1;
        text-align: center;
    }
    
    .hero-content h1 {
        font-size: 36px;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .stats {
        justify-content: center;
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item {
        padding-left: 60px;
    }
    
    .timeline-item::before {
        left: 14px;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .nav-links {
        display: none;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .switch-button {
        margin-left: 10px;
    }
}