/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scrollbar-width: thin;
    scrollbar-color: var(--primary-color) var(--bg-primary);
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-hover);
}

:root {
    /* Color Variables - Cyberpunk Theme */
    --primary-color: #00f7ff;
    --primary-hover: #00e6b8;
    --secondary-color: #f700ff;
    --accent-color: #ffcc00;
    --accent-color-2: #7f00ff; /* New accent color */
    --text-primary: #e0e0e0;
    --text-secondary: #a0a0a0;
    --bg-primary: #0a0a0a;
    --bg-secondary: #121212;
    --bg-tertiary: #1a1a1a;
    --border-color: rgba(255, 255, 255, 0.1);
    --shadow-color: rgba(0, 247, 255, 0.1);

    /* Typography */
    --font-family-body: 'Poppins', sans-serif;
    --font-family-code: 'Fira Code', monospace;
    --font-family-heading: 'Montserrat', sans-serif;
    
    /* Transitions */
    --transition-fast: 0.2s ease-in-out;
    --transition-normal: 0.4s ease-in-out;
    --border-radius: 6px;
}

/* Animation for revealing sections on scroll */
section[id], .experience-card, .project-card, .achievement-card, .publication-card, .skill-category {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
section[id].visible, .experience-card.visible, .project-card.visible, .achievement-card.visible, .publication-card.visible, .skill-category.visible {
    opacity: 1;
    transform: translateY(0);
}

html {
    scroll-behavior: smooth;
    font-size: 15px; /* Scale down the base font size */
}

/* Dark Theme (Default) */
html, body {
    background-color: var(--bg-primary);
}

/* Light Theme */
html[data-theme="light"] {
    --primary-color: #6366f1;
    --primary-hover: #5855eb;
    --secondary-color: #f59e0b;
    --accent-color: #06b6d4;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-tertiary: #f3f4f6;
    --border-color: #e5e7eb;
    --shadow-color: rgba(99, 102, 241, 0.2);
}

body {
    font-family: var(--font-family-body);
    line-height: 1.7;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Loading Screen */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: #000;
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 0.5s ease-out, visibility 0.5s;
}
.loading-screen.hidden {
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease-out, visibility 0.3s;
}
.terminal-container {
    width: 90%;
    max-width: 600px;
    background: rgba(0, 0, 0, 0.85);
    border: 1px solid var(--border-color);
    box-shadow: 0 0 25px var(--shadow-color);
    border-radius: 8px;
    overflow: hidden;
}
.terminal-header {
    background: #1a1a1a;
    padding: 8px;
    display: flex;
    align-items: center;
}
.terminal-controls {
    display: flex;
    gap: 8px;
}
.terminal-btn {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}
.terminal-btn.close { background: #ff5f56; }
.terminal-btn.minimize { background: #ffbd2e; }
.terminal-btn.maximize { background: #27c93f; }
.terminal-title {
    color: #ccc;
    font-family: var(--font-family-code);
    margin: 0 auto;
}
.terminal-body {
    padding: 20px;
    font-family: var(--font-family-code);
    min-height: 200px;
}
.terminal-line {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
}
.prompt {
    color: var(--primary-color);
    margin-right: 10px;
}
.command {
    color: #fff;
}
.cursor {
    color: var(--primary-color);
    animation: blink 1s step-end infinite;
}
@keyframes blink {
    from, to { opacity: 1; }
    50% { opacity: 0; }
}
.loading-text {
    margin-top: 15px;
    color: var(--text-secondary);
    min-height: 100px; /* Reserve space */
}
.loading-line {
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.5s, transform 0.5s;
}
.loading-line.visible {
    opacity: 1;
    transform: translateY(0);
}
.progress-bar {
    width: 100%;
    height: 10px;
    background: #1a1a1a;
    border: 1px solid var(--border-color);
    margin-top: 20px;
    border-radius: 5px;
}
.progress-fill {
    width: 0;
    height: 100%;
    background: var(--primary-color);
    transition: width 0.2s ease-in-out;
    border-radius: 5px;
}

/* Toggles Container */
.toggles-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1001;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.toggle-btn {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: all var(--transition-normal);
}
.toggle-btn:hover {
    background: var(--primary-color);
    color: #000;
    box-shadow: 0 0 15px var(--shadow-color);
}
.lang-btn {
    font-family: var(--font-family-code);
    font-weight: bold;
}
.lang-btn span {
    margin-left: 5px;
}

/* Navigation */
.navbar {
    background: rgba(10, 10, 10, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: all var(--transition-normal);
}
.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem; /* Added padding */
}
.nav-logo h2 {
    font-family: var(--font-family-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-shadow: 0 0 5px var(--shadow-color);
}
.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}
.nav-menu a {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    font-family: var(--font-family-code);
    position: relative;
    transition: color var(--transition-normal);
}
.nav-menu a:hover, .nav-menu a.active {
    color: var(--primary-color);
    text-shadow: 0 0 5px var(--shadow-color);
}
.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color-2));
    transition: width var(--transition-normal);
}
.nav-menu a:hover::after, .nav-menu a.active::after {
    width: 100%;
}
.hamburger {
    display: none;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding: 120px 0; /* Removed horizontal padding */
}
.matrix-bg, .neural-grid {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
}
.neural-grid {
    background-image:
        linear-gradient(rgba(0, 255, 204, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 255, 204, 0.05) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: moveGrid 10s linear infinite;
}
@keyframes moveGrid {
    from { background-position: 0 0; }
    to { background-position: 50px 50px; }
}
.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem; /* Added padding */
}
.hero-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    align-items: center;
    position: relative;
    z-index: 1;
}
.hero-text {
    font-family: var(--font-family-code);
}
.hero-title {
    font-family: var(--font-family-heading);
    font-size: clamp(2rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    text-transform: uppercase;
}

.hero-subtitle-wrapper {
    display: flex;
    align-items: center;
    font-family: var(--font-family-code);
    font-size: clamp(1.2rem, 3vw, 2rem);
    min-height: 40px; /* Prevent layout shift */
    color: var(--text-secondary);
}

.hero-subtitle-wrapper .terminal-prompt {
    color: var(--primary-color);
    margin-right: 0.5rem;
}

.hero-subtitle-wrapper .typewriter {
    color: var(--text-primary);
}

.terminal-prompt {
    color: var(--primary-color);
}
.status-bar {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}
.status-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.status-label {
    color: var(--text-secondary);
}
.status-value {
    color: var(--text-primary);
    font-weight: bold;
}
.status-value.online {
    color: #27c93f;
    text-shadow: 0 0 5px #27c93f;
}
.terminal-output {
    background: rgba(18, 18, 18, 0.5);
    border: 1px solid var(--border-color);
    padding: 1rem;
    margin-bottom: 2rem;
    border-radius: 8px;
}
.output-line {
    display: flex;
}
.output-prompt {
    color: var(--primary-color);
    margin-right: 0.5rem;
}
.output-text {
    color: var(--text-secondary);
}
.hero-buttons {
    display: flex;
    gap: 1.5rem;
}
.btn {
    padding: 0.75rem 1.5rem;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all var(--transition-normal);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    font-family: var(--font-family-code);
}
.btn-primary.cyber {
    background: var(--primary-color);
    color: #000;
    border: 2px solid var(--primary-color);
    box-shadow: 0 0 10px var(--shadow-color);
}
.btn-primary.cyber:hover {
    box-shadow: 0 0 20px var(--primary-color), 0 0 30px var(--primary-color);
}

.btn-secondary.cyber {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}
.btn-secondary.cyber:hover {
    background: var(--primary-color);
    color: #000;
    box-shadow: 0 0 20px var(--primary-color);
}

.btn.cyber::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(120deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: all 0.5s;
}
.btn.cyber:hover::before {
    left: 100%;
}
.btn-text {
    position: relative;
    z-index: 1;
}
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}
.hologram-avatar {
    position: relative;
    width: 250px;
    height: 250px;
    display: flex;
    justify-content: center;
    align-items: center;
}
.avatar-container {
    position: relative;
    width: 200px;
    height: 200px;
    animation: rotateAvatar 20s linear infinite;
}
.avatar-ring {
    position: absolute;
    width: 100%;
    height: 100%;
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--shadow-color), inset 0 0 10px var(--shadow-color);
    animation: pulse 2s infinite ease-in-out;
}
.avatar-inner {
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 100px;
    color: var(--primary-color);
    text-shadow: 0 0 10px var(--shadow-color);
}
.scan-lines {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, transparent 50%, rgba(0,0,0,0.5) 50%);
    background-size: 100% 4px;
    opacity: 0.3;
    animation: scan 4s linear infinite;
}
@keyframes rotateAvatar {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}
@keyframes pulse {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 var(--shadow-color); }
    70% { transform: scale(1); box-shadow: 0 0 10px 10px rgba(0, 255, 204, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 255, 204, 0); }
}
@keyframes scan {
    from { background-position: 0 0; }
    to { background-position: 0 -200px; }
}

/* Glitch Effect - Toned down for readability */
.glitch {
    position: relative;
}
.glitch::before, .glitch::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-primary);
    overflow: hidden;
    opacity: 0.6;
}
.glitch::before {
    left: 2px;
    text-shadow: -1px 0 var(--secondary-color);
    animation: glitch-anim-1 5s infinite linear alternate-reverse;
}
.glitch::after {
    left: -2px;
    text-shadow: -1px 0 var(--accent-color);
    animation: glitch-anim-2 5.5s infinite linear alternate-reverse;
}

@keyframes glitch-anim-1 {
    0% { clip-path: inset(95% 0 2% 0); }
    20% { clip-path: inset(5% 0 45% 0); }
    40% { clip-path: inset(80% 0 10% 0); }
    60% { clip-path: inset(20% 0 75% 0); }
    80% { clip-path: inset(40% 0 25% 0); }
    100% { clip-path: inset(70% 0 5% 0); }
}

@keyframes glitch-anim-2 {
    0% { clip-path: inset(2% 0 90% 0); }
    20% { clip-path: inset(50% 0 35% 0); }
    40% { clip-path: inset(5% 0 85% 0); }
    60% { clip-path: inset(80% 0 10% 0); }
    80% { clip-path: inset(25% 0 40% 0); }
    100% { clip-path: inset(60% 0 20% 0); }
}

/* General Section Styles */
section {
    padding: 6rem 0;
    border-bottom: 1px solid var(--border-color);
}
/* Section Titles */
.section-title {
    position: relative;
    text-align: center;
    margin-bottom: 3rem;
    font-size: clamp(1.6rem, 5vw, 2.2rem); /* Scaled down */
    font-family: var(--font-family-heading);
    color: var(--text-primary);
    text-transform: uppercase;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem; /* Scaled down */
}

/* Removed icon-specific styles from here */

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 2px;
    background: var(--primary-color);
    border-radius: 1px;
}

/* About Section */
.about {
    background-color: var(--bg-secondary);
}
.about-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
    align-items: center;
    max-width: 1100px;
    margin: 0 auto;
    text-align: left;
}

.about-image {
    width: 100%;
    max-width: 300px;
    margin: 0 auto;
    aspect-ratio: 1 / 1;
    border-radius: 50%;
    border: 3px solid var(--primary-color);
    padding: 7px;
    position: relative;
    box-shadow: 0 0 25px var(--shadow-color);
}

.about-image .image-inner {
    width: 100%;
    height: 100%;
    background-color: var(--bg-tertiary);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 8rem;
    color: var(--primary-color);
}

.about-text h3 {
    font-family: var(--font-family-heading);
    font-size: 2rem;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.about-text .subtitle {
    font-family: var(--font-family-code);
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.about-text p {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

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

.info-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-family: var(--font-family-code);
}

.info-item i {
    color: var(--primary-color);
    font-size: 1.2rem;
    width: 20px;
    text-align: center;
}

.info-item strong {
    color: var(--text-primary);
    min-width: 100px;
}

.info-item span {
    color: var(--text-secondary);
}

.info-item a {
    color: var(--primary-color);
    text-decoration: none;
}

.info-item a:hover {
    text-decoration: underline;
}

/* Skills Section */
.skills {
    background: var(--bg-secondary);
}
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1100px;
    margin: 0 auto;
}
.skill-category {
    background: var(--bg-tertiary);
    padding: 2rem 1.5rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    transition: all var(--transition-normal);
}
.skill-category:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px var(--shadow-color);
    border-color: var(--accent-color-2);
}
.skill-category h3 {
    font-family: var(--font-family-heading);
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 0.5rem;
    display: inline-block;
}
.skill-category ul {
    list-style: none;
    padding: 0;
}
.skill-category ul li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    font-family: var(--font-family-code);
    color: var(--text-secondary);
}
.skill-category ul li i, .skill-category ul li .fab {
    color: var(--primary-color);
    font-size: 1.1rem;
    width: 20px;
    text-align: center;
}


/* Experience Section */
.experience {
    background: var(--bg-primary);
}

.experience-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 1.5rem;
    margin-bottom: 2rem;
    border-radius: var(--border-radius);
    transition: all var(--transition-normal);
    display: grid;
    grid-template-columns: 1.5fr 3fr;
    gap: 1.5rem;
}

.experience-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px var(--shadow-color);
}

.experience-left .experience-job-title {
    font-size: 1.4rem; /* Scaled down */
    font-weight: 700;
    margin-bottom: 0.25rem;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-fill-color: transparent;
}

.experience-left .experience-company {
    font-size: 1rem; /* Scaled down */
    font-weight: 500;
    margin-bottom: 1rem;
}

.experience-left .experience-location,
.experience-left .experience-duration {
    font-family: var(--font-family-code);
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin: 0.25rem 0;
}

.experience-skills {
    margin-top: 1.5rem;
}

.experience-skills h4 {
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
}

.skills-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.skills-list span {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    padding: 0.35rem 0.75rem;
    border-radius: var(--border-radius);
    font-family: var(--font-family-code);
    font-size: 0.85rem;
}

.experience-right h4 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    text-transform: uppercase;
    font-size: 1.1rem;
    letter-spacing: 1px;
}

.experience-right ul {
    list-style: none;
    padding-left: 0;
    margin: 0;
}

.experience-right ul li {
    margin-bottom: 0.75rem;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-secondary);
    line-height: 1.6;
}

.experience-right ul li::before {
    content: '>';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-family: var(--font-family-code);
}

/* Publications Section */
.publications {
    background-color: var(--bg-secondary);
}
.publications-content {
    max-width: 800px;
    margin: 0 auto;
}
.publication-card {
    background: var(--bg-tertiary);
    padding: 2rem;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    border: 1px solid var(--border-color);
    transition: all var(--transition-normal);
}
.publication-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px var(--shadow-color);
    border-color: var(--primary-color);
}
.publication-icon {
    font-size: 3rem;
    color: var(--primary-color);
}

/* Projects Section */
.projects {
    background: var(--bg-primary);
}

.project-card {
    background: var(--bg-tertiary);
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: all var(--transition-normal);
    position: relative;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 8px;
    border: 2px solid transparent;
    background: linear-gradient(45deg, var(--primary-color), var(--accent-color-2)) border-box;
    -webkit-mask:
        linear-gradient(#fff 0 0) padding-box,
        linear-gradient(#fff 0 0);
    -webkit-mask-composite: destination-out;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

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


/* Achievements Section */
.achievements-content {
    max-width: 800px;
    margin: 0 auto;
}
.achievements-list {
    list-style: none;
    padding: 0;
    margin: 0;
}
.achievements-list li {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    background: var(--bg-tertiary);
    padding: 1.25rem 1.5rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    transition: all var(--transition-normal);
}
.achievements-list li:not(:last-child) {
    margin-bottom: 1rem;
}
.achievements-list li:hover {
    border-color: var(--primary-color);
    transform: translateX(10px);
    box-shadow: 0 5px 15px var(--shadow-color);
}
.achievement-icon {
    font-size: 2rem;
}
.achievement-info h3 {
    font-size: 1.1rem;
    margin: 0 0 0.25rem 0;
    color: var(--text-primary);
}
.achievement-info p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.95rem;
}


/* Projects & Achievements Section (Old styles to be removed/refactored) */
.projects-grid, .achievements-content-old {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}
.project-card-old, .achievement-card-old {
    background: var(--bg-tertiary);
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: all var(--transition-normal);
}
.project-card:hover, .achievement-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 0 25px var(--shadow-color);
    /* border-color: var(--primary-color); */ /* Handled by pseudo-element */
}
.project-image {
    height: 180px;
    background: linear-gradient(135deg, var(--bg-primary), #1a1a1a);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: var(--primary-color);
    border-bottom: 1px solid var(--border-color);
}
.project-content, .achievement-info-old {
    padding: 1.5rem;
}
.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 1rem 0;
}
.project-tech span {
    background: rgba(0, 255, 204, 0.1);
    color: var(--primary-color);
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    font-size: 0.8rem;
    font-family: var(--font-family-code);
}
.project-links a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}
.achievement-icon-old {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    text-align: center;
}
.achievement-info-old { text-align: center; }

/* Contact Section */
.contact { background-color: var(--bg-secondary); }
.contact-content {
    display: flex;
    justify-content: center;
    align-items: center;
    max-width: 1000px;
    margin: 0 auto;
}
.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1rem;
    width: 100%;
    max-width: 650px;
}
.contact-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem;
    background: var(--bg-tertiary);
    border-radius: 4px;
    transition: all var(--transition-fast);
}

.contact-item:hover {
    background-color: var(--primary-color);
    color: var(--bg-primary);
}

.contact-item:hover a, .contact-item:hover h4, .contact-item:hover p, .contact-item:hover i {
    color: var(--bg-primary);
}

.contact-item i {
    font-size: 1.2rem;
    color: var(--primary-color);
    width: 25px;
    text-align: center;
    transition: all var(--transition-fast);
}
.contact-item h4 {
    font-size: 0.9rem;
    margin-bottom: 0;
    transition: all var(--transition-fast);
}
.contact-item p {
    font-size: 0.9rem;
    margin: 0;
    transition: all var(--transition-fast);
}
.contact-item a {
    color: var(--primary-color);
    text-decoration: none;
    transition: all var(--transition-fast);
}
.contact-item a:hover {
    text-decoration: none;
}
.contact-form {
    background: var(--bg-tertiary);
    padding: 2rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
}
.form-group input, .form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
    font-family: inherit;
    background: var(--bg-secondary);
    color: var(--text-primary);
    transition: all var(--transition-normal);
}
.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 10px var(--shadow-color);
}
.form-group { margin-bottom: 1.5rem; }

/* Footer */
.footer {
    padding: 3rem 0;
    text-align: center;
    font-family: var(--font-family-code);
    color: var(--text-secondary);
}

/* Responsive Design */
@media (max-width: 992px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero-visual {
        margin-top: 3rem;
    }
    .status-bar, .hero-buttons {
        justify-content: center;
    }
    .contact-content {
        grid-template-columns: 1fr;
    }
    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .about-text {
        order: 2;
    }
    .about-image {
        order: 1;
        margin-bottom: 2rem;
    }
    .info-item {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--bg-primary);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: left var(--transition-normal);
    }
    .nav-menu.active {
        left: 0;
    }
    .hamburger {
        display: flex;
        flex-direction: column;
        gap: 5px;
        cursor: pointer;
    }
    .hamburger span {
        width: 25px;
        height: 2px;
        background: var(--text-primary);
        transition: all var(--transition-normal);
    }
    .hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
    .hamburger.active span:nth-child(2) { opacity: 0; }
    .hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }
}