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

:root {
    --primary-color: #6c63ff;
    --secondary-color: #4a44c6;
    --dark-color: #2a2a3c;
    --light-color: #f8f9fa;
    --text-color: #333;
    --text-light: #666;
    --white: #ffffff;
    --gray: #e0e0e0;
    --dark-gray: #888;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--white);
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
}

h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
}

h2 {
    font-size: 2.5rem;
    margin-bottom: 3rem;
}

h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

p {
    margin-bottom: 1rem;
    color: var(--text-light);
}

.section-title {
    text-align: center;
    position: relative;
    padding-bottom: 1rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--primary-color);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    text-align: center;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--white);
}

.btn-primary:hover {
    background-color: var(--secondary-color);
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

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

/* Header & Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
}

.logo a {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--dark-color);
    text-decoration: none;
}

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

.nav-link {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    padding: 0.5rem 0;
    position: relative;
    transition: var(--transition);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: var(--transition);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
}

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

.bar {
    width: 25px;
    height: 3px;
    background-color: var(--dark-color);
    margin: 3px 0;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    padding: 150px 0 100px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    position: relative;
    overflow: hidden;
}

.hero-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 4rem;
}

.hero-text {
    flex: 1;
}

.greeting {
    font-size: 1.2rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.name {
    font-size: 3.5rem;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.title {
    font-size: 1.8rem;
    color: var(--text-light);
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.description {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 2rem;
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.image-wrapper {
    position: relative;
    width: 400px;
    height: 400px;
}

/* Image Container Styles */
.image-container {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    overflow: hidden;
    position: relative;
    z-index: 2;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.image-container:hover {
    transform: scale(1.02);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.profile-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Home Section Image Container */
.image-container.home-image {
    width: 400px;
    height: 400px;
    border-radius: 50%;
}

.circle-animation {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 450px;
    height: 450px;
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    animation: pulse 3s infinite;
    z-index: 1;
}

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

/* About Section */
.about {
    padding: 100px 0;
}

.about-content {
    display: flex;
    align-items: center;
    gap: 4rem;
}

.about-image {
    flex: 1;
}

/* About Section Image Container */
.image-container.about-image-container {
    width: 100%;
    height: 500px;
    max-width: 400px;
    border-radius: 10px;
}

.about-text {
    flex: 1;
}

.about-text h3 {
    font-size: 2rem;
    color: var(--dark-color);
    margin-bottom: 1.5rem;
}

.about-info {
    margin: 2rem 0;
}

.info-row {
    display: flex;
    margin-bottom: 1rem;
}

.info-item {
    flex: 1;
}

.label {
    font-weight: 600;
    color: var(--dark-color);
    margin-right: 0.5rem;
}

.value {
    color: var(--text-light);
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.social-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: var(--light-color);
    border-radius: 50%;
    color: var(--dark-color);
    text-decoration: none;
    transition: var(--transition);
}

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

/* Skills Section */
.skills {
    padding: 100px 0;
    background-color: var(--light-color);
}

.skills-grid {
    max-width: 800px;
    margin: 0 auto;
}

.skill-item {
    margin-bottom: 2rem;
}

.skill-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.skill-name {
    font-weight: 600;
    color: var(--dark-color);
}

.skill-percent {
    color: var(--primary-color);
    font-weight: 600;
}

.skill-bar {
    height: 8px;
    background-color: var(--gray);
    border-radius: 4px;
    overflow: hidden;
}

.skill-progress {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 4px;
    transition: width 1.5s ease-in-out;
}

/* Career Section */
.career {
    padding: 100px 0;
    background-color: var(--white);
}

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

.timeline {
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: linear-gradient(to bottom, 
        rgba(108, 99, 255, 0.2), 
        var(--primary-color), 
        var(--secondary-color), 
        rgba(74, 68, 198, 0.2));
}

.timeline-item {
    position: relative;
    margin-bottom: 40px;
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.timeline-item.visible {
    opacity: 1;
    transform: translateY(0);
}

.timeline-item:nth-child(odd) {
    padding-right: calc(50% + 30px);
    text-align: right;
}

.timeline-item:nth-child(even) {
    padding-left: calc(50% + 30px);
    text-align: left;
}

.timeline-dot {
    position: absolute;
    top: 0;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background-color: var(--white);
    border: 3px solid var(--primary-color);
    z-index: 2;
}

.timeline-item:nth-child(odd) .timeline-dot {
    right: calc(50% - 10px);
}

.timeline-item:nth-child(even) .timeline-dot {
    left: calc(50% - 10px);
}

.dot-pulse {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 30px;
    height: 30px;
    background-color: var(--primary-color);
    border-radius: 50%;
    opacity: 0;
    animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
    0% {
        transform: translate(-50%, -50%) scale(0.8);
        opacity: 0.7;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.2);
        opacity: 0.3;
    }
    100% {
        transform: translate(-50%, -50%) scale(0.8);
        opacity: 0.7;
    }
}

.timeline-content {
    background-color: var(--white);
    padding: 25px;
    border-radius: 10px;
    box-shadow: var(--shadow);
    position: relative;
    transition: var(--transition);
}

.timeline-item:hover .timeline-content {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.timeline-year {
    display: inline-block;
    background-color: var(--primary-color);
    color: var(--white);
    padding: 6px 18px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 15px;
    transition: var(--transition);
}

.timeline-item:hover .timeline-year {
    background-color: var(--secondary-color);
    transform: scale(1.05);
}

.timeline-title {
    color: var(--dark-color);
    margin-bottom: 5px;
    font-size: 1.3rem;
}

.timeline-company {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 12px;
    font-size: 1.1rem;
}

.timeline-description {
    margin-bottom: 0;
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Add connecting lines */
.timeline-item::after {
    content: '';
    position: absolute;
    top: 10px;
    width: 30px;
    height: 2px;
    background-color: var(--primary-color);
}

.timeline-item:nth-child(odd)::after {
    right: calc(50% + 10px);
}

.timeline-item:nth-child(even)::after {
    left: calc(50% + 10px);
}

/* Portfolio Section */
.portfolio {
    padding: 100px 0;
    background-color: var(--light-color);
}

.portfolio-filter {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 3rem;
}

.filter-btn {
    padding: 8px 25px;
    background-color: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    border-radius: 30px;
    cursor: pointer;
    font-weight: 500;
    transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
    background-color: var(--primary-color);
    color: var(--white);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
}

.portfolio-item {
    position: relative;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.portfolio-item:hover {
    transform: translateY(-5px);
}

.portfolio-image {
    width: 100%;
    height: 250px;
    overflow: hidden;
}

.portfolio-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.portfolio-item:hover .portfolio-image img {
    transform: scale(1.1);
}

.portfolio-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: var(--white);
    padding: 2rem;
    transform: translateY(100%);
    transition: var(--transition);
}

.portfolio-item:hover .portfolio-overlay {
    transform: translateY(0);
}

.portfolio-overlay h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.portfolio-overlay p {
    color: var(--primary-color);
    margin-bottom: 0;
    font-style: italic;
}

/* Contact Section */
.contact {
    padding: 100px 0;
}

.contact-content {
    display: flex;
    gap: 4rem;
}

.contact-info {
    flex: 1;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 2rem;
}

.contact-icon {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-right: 1rem;
    margin-top: 0.25rem;
}

.contact-details h3 {
    font-size: 1.2rem;
    color: var(--dark-color);
    margin-bottom: 0.25rem;
}

.contact-form {
    flex: 1;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--gray);
    border-radius: 5px;
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(108, 99, 255, 0.1);
}

/* Footer */
.footer {
    background-color: var(--dark-color);
    color: var(--white);
    padding: 3rem 0;
}

.footer-content {
    text-align: center;
}

.footer-logo a {
    font-size: 2rem;
    font-weight: 800;
    color: var(--white);
    text-decoration: none;
    margin-bottom: 1rem;
    display: inline-block;
}

.copyright {
    color: rgba(255, 255, 255, 0.7);
    margin: 1rem 0;
}

.footer-social {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 1rem;
}

.footer-social .social-icon {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--white);
}

.footer-social .social-icon:hover {
    background-color: var(--primary-color);
}

/* Responsive Design */
@media (max-width: 992px) {
    .hero-content,
    .about-content,
    .contact-content {
        flex-direction: column;
    }
    
    .hero-image {
        order: -1;
    }
    
    .image-wrapper {
        width: 300px;
        height: 300px;
    }
    
    .image-container.home-image {
        width: 300px;
        height: 300px;
    }
    
    .circle-animation {
        width: 350px;
        height: 350px;
    }
    
    .image-container.about-image-container {
        height: 400px;
    }
    
    h1 {
        font-size: 2.8rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    /* Timeline adjustments for tablet */
    .timeline::before {
        left: 30px;
    }
    
    .timeline-item:nth-child(odd),
    .timeline-item:nth-child(even) {
        padding-left: 60px;
        padding-right: 20px;
        text-align: left;
    }
    
    .timeline-item:nth-child(odd) .timeline-dot,
    .timeline-item:nth-child(even) .timeline-dot {
        left: 21px;
        right: auto;
    }
    
    .timeline-item:nth-child(odd)::after,
    .timeline-item:nth-child(even)::after {
        left: 51px;
        right: auto;
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background-color: var(--white);
        width: 100%;
        text-align: center;
        transition: var(--transition);
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
        padding: 2rem 0;
        z-index: 999;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        margin: 1rem 0;
    }
    
    .name {
        font-size: 2.5rem;
    }
    
    .title {
        font-size: 1.5rem;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    /* Timeline adjustments for mobile */
    .timeline-item {
        margin-bottom: 30px;
    }
    
    .timeline-content {
        padding: 20px;
    }
}

@media (max-width: 576px) {
    .hero-buttons {
        flex-direction: column;
        gap: 1rem;
    }
    
    .btn {
        width: 100%;
        text-align: center;
    }
    
    .portfolio-filter {
        flex-direction: column;
        align-items: center;
    }
    
    .filter-btn {
        width: 200px;
    }
    
    .info-row {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .contact-content {
        flex-direction: column;
        gap: 2rem;
    }
    
    /* Timeline adjustments for small mobile */
    .timeline-item {
        margin-bottom: 25px;
    }
    
    .timeline-content {
        padding: 18px;
    }
    
    .timeline-title {
        font-size: 1.2rem;
    }
    
    .timeline-company {
        font-size: 1rem;
    }
    
    .timeline-description {
        font-size: 0.9rem;
    }
}