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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #ffffff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    transition: all 0.3s ease;
}

.container:hover {
    transform: translateY(-1px);
}

/* Loading Animation */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

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

.loader {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top: 3px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

/* Hover effects for various elements */
.section-title {
    transition: all 0.3s ease;
}

.section-title:hover {
    transform: translateY(-2px);
    color: #3498db;
}

body.dark-theme .section-title:hover {
    color: #64b5f6;
}

.about-text p {
    transition: all 0.3s ease;
}

.about-text p:hover {
    transform: translateX(5px);
    color: #2c3e50;
}

body.dark-theme .about-text p:hover {
    color: #f0f0f0;
}

/* Navigation */
nav {
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

nav .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: #2c3e50;
}

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

.nav-links a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: #3498db;
}

/* Mobile Menu */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: #2c3e50;
}

/* Theme Toggle */
.theme-toggle {
    background: none;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    color: #2c3e50;
    margin-left: 1rem;
    padding: 0.5rem;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.theme-toggle:hover {
    background-color: #f0f0f0;
}

.mobile-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

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

.mobile-menu ul {
    list-style: none;
    padding: 1rem 0;
}

.mobile-menu a {
    display: block;
    padding: 0.8rem 2rem;
    text-decoration: none;
    color: #333;
    font-weight: 500;
    border-bottom: 1px solid #f0f0f0;
}

.mobile-menu a:hover {
    background: #f8f9fa;
    color: #3498db;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 150px 0 100px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

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

.particle {
    position: absolute;
    width: 3px;
    height: 3px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    animation: float 8s infinite linear;
}

.particle:nth-child(2n) {
    width: 2px;
    height: 2px;
    animation-duration: 12s;
    background: rgba(255, 255, 255, 0.2);
}

.particle:nth-child(3n) {
    width: 4px;
    height: 4px;
    animation-duration: 6s;
    background: rgba(255, 255, 255, 0.1);
}

@keyframes float {
    0% {
        transform: translateY(100vh) translateX(0);
        opacity: 0;
    }

    10% {
        opacity: 1;
    }

    90% {
        opacity: 1;
    }

    100% {
        transform: translateY(-100px) translateX(100px);
        opacity: 0;
    }
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    animation: fadeInUp 1s ease;
}

.hero .subtitle {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    opacity: 0.9;
    min-height: 1.5em;
}

.hero .description {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.8;
}

.cta-button {
    display: inline-block;
    background-color: #3498db;
    color: white;
    padding: 12px 30px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.cta-button:hover {
    background-color: #2980b9;
    transform: translateY(-2px);
}

/* Sections */
section {
    padding: 80px 0;
    transition: all 0.3s ease;
}

section:hover {
    background-color: rgba(248, 249, 250, 0.5);
}

body.dark-theme section:hover {
    background-color: rgba(45, 45, 45, 0.3);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #2c3e50;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background-color: #3498db;
    margin: 1rem auto;
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    align-items: center;
    transition: all 0.3s ease;
}

.about-content:hover {
    transform: scale(1.01);
}

.about-image {
    text-align: center;
    transition: all 0.3s ease;
}

.about-image:hover {
    transform: scale(1.02);
}

.about-text {
    transition: all 0.3s ease;
}

.about-text:hover {
    transform: translateX(10px);
}

/* Profile Photo Styles - Fixed for Responsive */
.profile-photo {
    width: 250px;
    height: 250px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid #3498db;
    box-shadow: 0 8px 30px rgba(52, 152, 219, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.profile-photo:hover {
    transform: scale(1.05);
    box-shadow: 0 12px 40px rgba(52, 152, 219, 0.4);
}

body.dark-theme .profile-photo {
    border-color: #64b5f6;
    box-shadow: 0 8px 30px rgba(100, 181, 246, 0.3);
}

body.dark-theme .profile-photo:hover {
    box-shadow: 0 12px 40px rgba(100, 181, 246, 0.4);
}

/* Profile Placeholder (fallback if no image) */
.profile-placeholder {
    width: 250px;
    height: 250px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    color: white;
    font-size: 4rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 8px 30px rgba(102, 126, 234, 0.3);
}

.profile-placeholder:hover {
    transform: scale(1.05);
    box-shadow: 0 12px 40px rgba(102, 126, 234, 0.4);
}

body.dark-theme .profile-placeholder {
    box-shadow: 0 8px 30px rgba(102, 126, 234, 0.4);
}

body.dark-theme .profile-placeholder:hover {
    box-shadow: 0 12px 40px rgba(102, 126, 234, 0.5);
}

/* Responsive Design Updates */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .theme-toggle {
        margin-left: 0.5rem;
    }

    nav .container {
        padding: 0.8rem 15px;
    }

    .hero {
        padding: 100px 0 60px;
    }

    .hero h1 {
        font-size: 2.2rem;
    }

    .hero .subtitle {
        font-size: 1.1rem;
    }

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

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

    /* Updated profile responsive styles */
    .profile-photo,
    .profile-placeholder {
        width: 200px;
        height: 200px;
    }

    .profile-placeholder {
        font-size: 3rem;
    }

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

    section {
        padding: 60px 0;
    }

    .skills-grid,
    .contact-grid,
    .learning-items {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .skill-category,
    .contact-item,
    .education-card {
        padding: 1.5rem;
    }

    .coming-soon {
        padding: 3rem 1.5rem;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.8rem;
    }

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

    .hero .description {
        font-size: 0.9rem;
    }

    /* Updated profile responsive styles for small screens */
    .profile-photo,
    .profile-placeholder {
        width: 150px;
        height: 150px;
    }

    .profile-placeholder {
        font-size: 2.5rem;
    }

    .section-title {
        font-size: 1.6rem;
    }

    .cta-button {
        padding: 10px 25px;
        font-size: 0.9rem;
    }

    .skill-category i {
        font-size: 2.5rem;
    }

    .contact-item i {
        font-size: 1.5rem;
        width: 40px;
    }

    .coming-soon i {
        font-size: 3rem;
    }

    .social-links a {
        font-size: 1.3rem;
        margin: 0 0.8rem;
    }
}

/* Additional fix for about section alignment on mobile */
@media (max-width: 768px) {
    .about-image {
        display: flex;
        justify-content: center;
        align-items: center;
    }
    
  
}

.about-text p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    color: #555;
}

/* Skills Section */
.skills {
    background-color: #f8f9fa;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.skill-category {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: transform 0.3s ease;
}

.skill-category:hover {
    transform: translateY(-5px);
}

.skill-category i {
    font-size: 3rem;
    color: #3498db;
    margin-bottom: 1rem;
}

.skill-category h3 {
    color: #2c3e50;
    margin-bottom: 1rem;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
}

.skill-tag {
    background-color: #e3f2fd;
    color: #1976d2;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
    cursor: default;
}

.skill-tag:hover {
    transform: translateY(-2px) scale(1.05);
    background-color: #1976d2;
    color: white;
    box-shadow: 0 4px 12px rgba(25, 118, 210, 0.3);
}

/* Currently Learning Section */
.currently-learning {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    padding: 60px 0;
    transition: all 0.3s ease;
}

.currently-learning:hover {
    background: linear-gradient(135deg, #f0f2f5 0%, #b8c5d1 100%);
}

.learning-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    transition: all 0.3s ease;
}

.learning-content:hover {
    transform: scale(1.01);
}

.learning-items {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
    transition: all 0.3s ease;
}

.learning-items:hover {
    gap: 2rem;
}

.learning-item {
    background: white;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.learning-item:hover {
    transform: translateY(-3px);
}

.learning-item i {
    font-size: 2rem;
    color: #3498db;
    margin-bottom: 1rem;
}

.learning-item h4 {
    color: #2c3e50;
    margin-bottom: 0.5rem;
}

.learning-item p {
    color: #666;
    font-size: 0.9rem;
}

/* Education Section */
.education-card {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    margin: 2rem 0;
    border-left: 4px solid #3498db;
    transition: all 0.3s ease;
    cursor: default;
}

.education-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.12);
    border-left-width: 6px;
}

.education-card h3 {
    color: #2c3e50;
    margin-bottom: 0.5rem;
    transition: color 0.3s ease;
}

.education-card:hover h3 {
    color: #3498db;
}

.education-card .institution {
    color: #3498db;
    font-weight: 500;
    margin-bottom: 0.5rem;
    transition: all 0.3s ease;
}

.education-card:hover .institution {
    transform: translateX(5px);
}

.education-card .duration {
    color: #666;
    font-size: 0.9rem;
}

/* Projects Section */
.projects {
    background-color: #f8f9fa;
}

.coming-soon {
    text-align: center;
    padding: 4rem 2rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    cursor: default;
}

.coming-soon:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.12);
}

.coming-soon i {
    font-size: 4rem;
    color: #3498db;
    margin-bottom: 1rem;
    transition: all 0.3s ease;
}

.coming-soon:hover i {
    transform: scale(1.1) rotate(5deg);
    color: #2980b9;
}

.coming-soon h3 {
    color: #2c3e50;
    margin-bottom: 1rem;
    transition: color 0.3s ease;
}

.coming-soon:hover h3 {
    color: #3498db;
}

.coming-soon p {
    color: #666;
    max-width: 500px;
    margin: 0 auto;
}

/* Contact Section */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
    transition: all 0.3s ease;
}

.contact-grid:hover {
    gap: 2.5rem;
}

.contact-item {
    display: flex;
    align-items: center;
    background: white;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease;
}

.contact-item:hover {
    transform: translateY(-3px);
}

.contact-item i {
    font-size: 2rem;
    color: #3498db;
    margin-right: 1rem;
    width: 50px;
}

.contact-item a {
    color: #333;
    text-decoration: none;
    font-weight: 500;
}

.contact-item a:hover {
    color: #3498db;
}

/* Footer */
footer {
    background-color: #2c3e50;
    color: white;
    text-align: center;
    padding: 2rem 0;
    transition: background-color 0.3s ease;
}

footer:hover {
    background-color: #34495e;
}

.social-links {
    margin-bottom: 1rem;
}

.social-links a {
    color: white;
    font-size: 1.5rem;
    margin: 0 1rem;
    transition: all 0.3s ease;
    display: inline-block;
}

.social-links a:hover {
    color: #3498db;
    transform: translateY(-3px) scale(1.2);
}

footer p {
    transition: all 0.3s ease;
}

footer:hover p {
    transform: translateY(-2px);
    color: #ecf0f1;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .theme-toggle {
        margin-left: 0.5rem;
    }

    nav .container {
        padding: 0.8rem 15px;
    }

    .hero {
        padding: 100px 0 60px;
    }

    .hero h1 {
        font-size: 2.2rem;
    }

    .hero .subtitle {
        font-size: 1.1rem;
    }

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

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

    .profile-placeholder {
        width: 200px;
        height: 200px;
        font-size: 3rem;
    }

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

    section {
        padding: 60px 0;
    }

    .skills-grid,
    .contact-grid,
    .learning-items {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .skill-category,
    .contact-item,
    .education-card {
        padding: 1.5rem;
    }

    .coming-soon {
        padding: 3rem 1.5rem;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.8rem;
    }

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

    .hero .description {
        font-size: 0.9rem;
    }

    .profile-placeholder {
        width: 150px;
        height: 150px;
        font-size: 2.5rem;
    }

    .section-title {
        font-size: 1.6rem;
    }

    .cta-button {
        padding: 10px 25px;
        font-size: 0.9rem;
    }

    .skill-category i {
        font-size: 2.5rem;
    }

    .contact-item i {
        font-size: 1.5rem;
        width: 40px;
    }

    .coming-soon i {
        font-size: 3rem;
    }

    .social-links a {
        font-size: 1.3rem;
        margin: 0 0.8rem;
    }
}

/* Dark Theme */
body.dark-theme {
    background-color: #1a1a1a;
    color: #e0e0e0;
}

body.dark-theme nav {
    background-color: #2d2d2d;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

body.dark-theme .logo,
body.dark-theme .mobile-menu-toggle,
body.dark-theme .theme-toggle {
    color: #e0e0e0;
}

body.dark-theme .nav-links a {
    color: #e0e0e0;
}

body.dark-theme .nav-links a:hover {
    color: #64b5f6;
}

body.dark-theme .mobile-menu {
    background: #2d2d2d;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

body.dark-theme .mobile-menu a {
    color: #e0e0e0;
    border-bottom: 1px solid #404040;
}

body.dark-theme .mobile-menu a:hover {
    background: #404040;
    color: #64b5f6;
}

body.dark-theme .theme-toggle:hover {
    background-color: #404040;
}

body.dark-theme .section-title {
    color: #e0e0e0;
}

body.dark-theme .section-title::after {
    background-color: #64b5f6;
}

body.dark-theme .about-text p {
    color: #b0b0b0;
}

body.dark-theme .skills {
    background-color: #242424;
}

body.dark-theme .skill-category {
    background: #2d2d2d;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

body.dark-theme .skill-category h3 {
    color: #e0e0e0;
}

body.dark-theme .skill-category i {
    color: #64b5f6;
}

body.dark-theme .skill-tag {
    background-color: #1e3a5f;
    color: #90caf9;
}

body.dark-theme .currently-learning {
    background: linear-gradient(135deg, #2d2d2d 0%, #404040 100%);
}

body.dark-theme .learning-item {
    background: #2d2d2d;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
}

body.dark-theme .learning-item h4 {
    color: #e0e0e0;
}

body.dark-theme .learning-item p {
    color: #b0b0b0;
}

body.dark-theme .learning-item i {
    color: #64b5f6;
}

body.dark-theme .education-card {
    background: #2d2d2d;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    border-left: 4px solid #64b5f6;
}

body.dark-theme .education-card h3 {
    color: #e0e0e0;
}

body.dark-theme .education-card .institution {
    color: #64b5f6;
}

body.dark-theme .education-card .duration {
    color: #b0b0b0;
}

body.dark-theme .education-card p:last-child {
    color: #b0b0b0;
}

body.dark-theme .projects {
    background-color: #242424;
}

body.dark-theme .coming-soon {
    background: #2d2d2d;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

body.dark-theme .coming-soon h3 {
    color: #e0e0e0;
}

body.dark-theme .coming-soon p {
    color: #b0b0b0;
}

body.dark-theme .coming-soon i {
    color: #64b5f6;
}

body.dark-theme .contact-item {
    background: #2d2d2d;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

body.dark-theme .contact-item h4 {
    color: #e0e0e0;
}

body.dark-theme .contact-item a {
    color: #b0b0b0;
}

body.dark-theme .contact-item a:hover {
    color: #64b5f6;
}

body.dark-theme .contact-item i {
    color: #64b5f6;
}

body.dark-theme footer {
    background-color: #1a1a1a;
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Theme transition */
body {
    transition: background-color 0.3s ease, color 0.3s ease;
}

nav,
.skill-category,
.learning-item,
.education-card,
.coming-soon,
.contact-item {
    transition: background-color 0.3s ease, color 0.3s ease, box-shadow 0.3s ease;
}