/* Global Styles */
:root {
    --primary-color: #1a1a2e;
    --secondary-color: #16213e;
    --accent-color: #0f3460;
    --highlight-color: #e94560;
    --text-color: #333;
    --light-bg: #f8f9fa;
    --dark-bg: #1a1a2e;
    --gradient: linear-gradient(135deg, var(--primary-color), var(--accent-color));
}

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

body {
    font-family: 'Poppins', 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--light-bg);
}

/* Navigation */
.navbar {
    background-color: var(--primary-color);
    padding: 1rem 2rem;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 15px rgba(0,0,0,0.1);
}

.nav-brand {
    color: white;
    font-size: 1.5rem;
    font-weight: bold;
    letter-spacing: 1px;
}

.hamburger {
    display: none;
    cursor: pointer;
}

.bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px auto;
    background-color: white;
    border-radius: 3px;
    transition: all 0.3s ease;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 1.5rem;
}

.nav-links li a {
    color: white;
    text-decoration: none;
    padding: 0.5rem 1rem;
    transition: all 0.3s ease;
    position: relative;
    font-weight: 500;
}

.nav-links li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--highlight-color);
    transition: width 0.3s ease;
}

.nav-links li a:hover::after {
    width: 100%;
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .hamburger {
        display: block;
        z-index: 1001;
    }

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

    .hamburger.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .nav-links {
        position: fixed;
        left: -100%;
        top: 70px;
        gap: 0;
        flex-direction: column;
        background-color: var(--primary-color);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        padding: 1rem 0;
        box-shadow: 0 2px 15px rgba(0,0,0,0.1);
        display: flex;
        opacity: 0;
        visibility: hidden;
    }

    .nav-links.active {
        left: 0;
        opacity: 1;
        visibility: visible;
    }

    .nav-links li {
        margin: 1rem 0;
    }

    .nav-links li a {
        padding: 1rem;
        display: block;
        color: white;
    }

    .nav-links li a::after {
        display: none;
    }

    .nav-links li a:hover {
        color: var(--highlight-color);
    }
}

/* Hero Section */
.hero {
    min-height: 100vh;
    background: var(--gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    padding-top: 60px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('https://images.unsplash.com/photo-1498050108023-c5249f4df085?ixlib=rb-1.2.1&auto=format&fit=crop&w=1350&q=80') center/cover;
    opacity: 0.1;
    z-index: 0;
    animation: backgroundPulse 15s infinite alternate;
}

@keyframes backgroundPulse {
    0% {
        transform: scale(1);
        opacity: 0.1;
    }
    100% {
        transform: scale(1.1);
        opacity: 0.15;
    }
}

.hero-content {
    max-width: 800px;
    padding: 2rem;
    position: relative;
    z-index: 1;
    animation: fadeIn 1s ease-out;
}

.profile-image-container {
    width: 220px;
    height: 220px;
    margin: 0 auto 2rem;
    border-radius: 50%;
    overflow: hidden;
    border: 4px solid var(--highlight-color);
    box-shadow: 0 0 30px rgba(233, 69, 96, 0.3);
    transition: all 0.3s ease;
    position: relative;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
    100% {
        transform: translateY(0px);
    }
}

.profile-image-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 1;
}

.profile-image-container:hover {
    transform: scale(1.05);
    border-color: white;
}

.profile-image-container:hover::before {
    opacity: 0.2;
}

.profile-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    font-weight: 700;
    letter-spacing: 1px;
    color: white;
    animation: slideInDown 1s ease-out;
}

.hero-content p {
    font-size: 1.3rem;
    opacity: 0.9;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
    margin-bottom: 2rem;
    color: white;
    animation: slideInUp 1s ease-out;
}

/* Skills Section */
.skills-section {
    padding: 5rem 2rem;
    background-color: var(--light-bg);
}

.skills-section h2 {
    text-align: center;
    margin-bottom: 3rem;
    color: var(--primary-color);
    font-size: 2.5rem;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.skills-section h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 3px;
    background: var(--highlight-color);
}

.skills-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.skill-card {
    background: white;
    padding: 2.5rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.skill-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: var(--gradient);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.skill-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.15);
}

.skill-card:hover::before {
    transform: scaleX(1);
}

.skill-card i {
    font-size: 3rem;
    color: var(--highlight-color);
    margin-bottom: 1.5rem;
    transition: transform 0.3s ease;
}

.skill-card:hover i {
    transform: scale(1.1);
}

/* Languages Section */
.languages-section {
    padding: 5rem 2rem;
    background: white;
}

.languages-section h2 {
    text-align: center;
    margin-bottom: 3rem;
    color: var(--primary-color);
    font-size: 2.5rem;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.languages-section h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 3px;
    background: var(--highlight-color);
}

.languages-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.language-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.language-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.15);
}

.progress-bar {
    background-color: #f0f0f0;
    height: 10px;
    border-radius: 5px;
    margin-top: 1rem;
    overflow: hidden;
}

.progress {
    background: var(--gradient);
    height: 100%;
    border-radius: 5px;
    transition: width 1s ease;
}

/* Stats Section */
.stats-section {
    padding: 5rem 2rem;
    background: white;
}

.stats-section h2 {
    text-align: center;
    margin-bottom: 3rem;
    color: var(--primary-color);
    font-size: 2.5rem;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.stats-section h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 3px;
    background: var(--highlight-color);
}

.stats-container {
    display: flex;
    justify-content: center;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.stat-card {
    background: var(--gradient);
    padding: 3rem 4rem;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    min-width: 300px;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.5;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.8;
    }
}

.stat-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.stat-card i {
    font-size: 4rem;
    color: white;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 1;
    transition: transform 0.3s ease;
}

.stat-card:hover i {
    transform: scale(1.1) rotate(5deg);
}

.stat-number {
    font-size: 4rem;
    font-weight: 700;
    color: white;
    margin: 1rem 0;
    position: relative;
    z-index: 1;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.stat-label {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.95);
    font-weight: 500;
    position: relative;
    z-index: 1;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
}

@media (max-width: 768px) {
    .stat-card {
        padding: 2rem 2.5rem;
        min-width: 250px;
    }
    
    .stat-number {
        font-size: 3rem;
    }
    
    .stat-label {
        font-size: 1rem;
    }
    
    .stat-card i {
        font-size: 3rem;
    }
}

/* Projects Section */
.projects-section {
    padding: 5rem 2rem;
    background-color: var(--light-bg);
}

.projects-section h2 {
    text-align: center;
    margin-bottom: 3rem;
    color: var(--primary-color);
    font-size: 2.5rem;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.projects-section h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 3px;
    background: var(--highlight-color);
}

.projects-tabs {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.tab-button {
    padding: 0.8rem 1.5rem;
    border: none;
    border-radius: 30px;
    background: white;
    color: var(--primary-color);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.tab-button.active {
    background: var(--highlight-color);
    color: white;
}

.tab-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.projects-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.project-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.15);
}

.project-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.project-card:hover img {
    transform: scale(1.05);
}

.project-info {
    padding: 1.5rem;
}

.project-info h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.project-info p {
    color: var(--text-color);
    margin-bottom: 1rem;
}

.project-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.project-links a {
    padding: 0.5rem 1rem;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

.project-links .live-link {
    background: var(--highlight-color);
    color: white;
}

.project-links .github-link {
    background: var(--primary-color);
    color: white;
}

.project-links a:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0,0,0,0.2);
}

.project-status {
    position: absolute;
    top: 1rem;
    right: 1rem;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.status-ongoing {
    background: #ffd700;
    color: #000;
}

.status-completed {
    background: #4CAF50;
    color: white;
}

/* Contact Section */
.contact-section {
    padding: 5rem 2rem;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    position: relative;
    overflow: hidden;
}

.contact-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('https://images.unsplash.com/photo-1498050108023-c5249f4df085?ixlib=rb-1.2.1&auto=format&fit=crop&w=1350&q=80') center/cover;
    opacity: 0.1;
    z-index: 0;
}

.contact-section h2 {
    text-align: center;
    margin-bottom: 3rem;
    color: var(--primary-color);
    font-size: 2.5rem;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
}

.contact-section h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 3px;
    background: var(--highlight-color);
}

.contact-container {
    max-width: 600px;
    margin: 0 auto;
    background: white;
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    position: relative;
    z-index: 1;
    transform: translateY(0);
    transition: transform 0.3s ease;
}

.contact-container:hover {
    transform: translateY(-5px);
}

#contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

#contact-form input,
#contact-form textarea {
    padding: 1rem 1.5rem;
    border: 2px solid #eee;
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: #f8f9fa;
    font-family: 'Poppins', sans-serif;
}

#contact-form input:focus,
#contact-form textarea:focus {
    border-color: var(--highlight-color);
    outline: none;
    box-shadow: 0 0 0 3px rgba(233, 69, 96, 0.1);
    background: white;
}

#contact-form textarea {
    height: 150px;
    resize: vertical;
    min-height: 100px;
}

#contact-form button {
    background: var(--gradient);
    color: white;
    padding: 1rem 2rem;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
}

#contact-form 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: 0.5s;
}

#contact-form button:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(233, 69, 96, 0.3);
}

#contact-form button:hover::before {
    left: 100%;
}

#contact-form input::placeholder,
#contact-form textarea::placeholder {
    color: #999;
    font-family: 'Poppins', sans-serif;
}

/* Add animation for form elements */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

#contact-form input,
#contact-form textarea,
#contact-form button {
    animation: fadeInUp 0.5s ease-out forwards;
    opacity: 0;
}

#contact-form input:nth-child(1) { animation-delay: 0.1s; }
#contact-form input:nth-child(2) { animation-delay: 0.2s; }
#contact-form textarea { animation-delay: 0.3s; }
#contact-form button { animation-delay: 0.4s; }

/* Responsive Design for Contact Section */
@media (max-width: 768px) {
    .contact-section {
        padding: 3rem 1rem;
    }

    .contact-container {
        padding: 1.5rem;
    }

    .contact-section h2 {
        font-size: 2rem;
    }

    #contact-form input,
    #contact-form textarea {
        padding: 0.8rem 1rem;
    }
}

/* Footer */
footer {
    background-color: var(--dark-bg);
    color: white;
    padding: 3rem 2rem;
    text-align: center;
}

.social-links {
    margin-bottom: 1.5rem;
}

.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: var(--highlight-color);
    transform: translateY(-3px);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-content p {
        font-size: 1.1rem;
    }

    .profile-image-container {
        width: 180px;
        height: 180px;
    }
}

/* Hero Buttons */
.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
    animation: fadeIn 1s ease-out 0.5s forwards;
    opacity: 0;
}

.cta-button, .secondary-button {
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
}

.cta-button {
    background: var(--highlight-color);
    color: white;
    border: 2px solid var(--highlight-color);
}

.secondary-button {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.cta-button:hover {
    background: transparent;
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(233, 69, 96, 0.3);
}

.secondary-button:hover {
    background: white;
    color: var(--primary-color);
    transform: translateY(-3px);
}

/* Add smooth scroll behavior */
html {
    scroll-behavior: smooth;
}

/* Add loading animation for progress bars */
@keyframes progress-animation {
    0% {
        width: 0;
    }
    100% {
        width: var(--progress-width);
    }
}

.progress {
    animation: progress-animation 1.5s ease-out forwards;
}

/* Add hover effect for project cards */
.project-card {
    position: relative;
    overflow: hidden;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 1;
}

.project-card:hover::before {
    opacity: 0.1;
}

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

/* Add tooltip for social links */
.social-links a {
    position: relative;
}

.social-links a::after {
    content: attr(title);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    font-size: 0.8rem;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.social-links a:hover::after {
    opacity: 1;
    visibility: visible;
    bottom: 120%;
}

/* Add responsive design improvements */
@media (max-width: 768px) {
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-button, .secondary-button {
        width: 100%;
        max-width: 250px;
        text-align: center;
    }
    
    /* Mobile navigation is handled in the earlier media query */
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-content p {
        font-size: 1.1rem;
    }
    
    .profile-image-container {
        width: 180px;
        height: 180px;
    }
}

/* Add loading animation for page elements */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-content, .skill-card, .language-card, .project-card {
    animation: fadeIn 0.8s ease-out forwards;
}

/* Add section title underline animation */
.section-title {
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--highlight-color);
    transition: width 0.3s ease;
}

.section-title:hover::after {
    width: 100%;
}

@keyframes slideInDown {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes slideInUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}