/* Base Styles */
:root {
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary-color: #64748b;
    --text-color: #1e293b;
    --light-color: #f8fafc;
    --dark-color: #0f172a;
    --gray-color: #e2e8f0;
    --success-color: #16a34a;
    --accent-color: #7c3aed;
    --border-radius: 8px;
    --box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 70px;
}

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

.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

section {
    padding: 100px 0;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: var(--text-color);
    transition: var(--transition);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

.btn {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    border-radius: var(--border-radius);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
}

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

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

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

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title h2 {
    font-size: 2.5rem;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.underline {
    height: 4px;
    width: 80px;
    background-color: var(--primary-color);
    margin: 0 auto;
    border-radius: 5px;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    padding: 1rem 0;
    backdrop-filter: blur(10px);
}

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

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
}

.nav-links {
    display: flex;
    gap: 1.5rem;
}

.nav-link {
    font-weight: 500;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    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);
}

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

.burger div {
    width: 25px;
    height: 3px;
    background-color: var(--dark-color);
    margin: 5px;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background-color: var(--light-color);
    position: relative;
    padding-top: 80px;
}

.hero-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.hero-content {
    flex: 1;
}

.hero-content h1 {
    font-size: 4rem;
    color: var(--dark-color);
    margin-bottom: 1rem;
    line-height: 1.1;
}

.type-container {
    display: inline-block;
    margin-bottom: 1.5rem;
}

#type-text {
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--primary-color);
}

.cursor {
    display: inline-block;
    width: 3px;
    height: 1.5rem;
    background-color: var(--primary-color);
    margin-left: 5px;
    animation: blink 1s infinite;
}

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

.hero-description {
    font-size: 1.1rem;
    color: var(--secondary-color);
    margin-bottom: 2rem;
    max-width: 600px;
}

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

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

.blob {
    position: absolute;
    width: 400px;
    height: 400px;
    background-image: linear-gradient(120deg, var(--primary-color), var(--accent-color));
    border-radius: 42% 58% 70% 30% / 45% 45% 55% 55%;
    animation: blob-animation 8s linear infinite;
    opacity: 0.8;
}

@keyframes blob-animation {
    0% { border-radius: 42% 58% 70% 30% / 45% 45% 55% 55%; }
    25% { border-radius: 45% 55% 65% 35% / 50% 50% 50% 50%; }
    50% { border-radius: 50% 50% 55% 45% / 55% 45% 45% 55%; }
    75% { border-radius: 55% 45% 45% 55% / 45% 55% 50% 50%; }
    100% { border-radius: 42% 58% 70% 30% / 45% 45% 55% 55%; }
}

.profile-img {
    width: 350px;
    height: 350px;
    object-fit: cover;
    border-radius: 50%;
    position: relative;
    z-index: 2;
    border: 5px solid var(--light-color);
    box-shadow: var(--box-shadow);
}

.scroll-down {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0) translateX(-50%); }
    40% { transform: translateY(-20px) translateX(-50%); }
    60% { transform: translateY(-10px) translateX(-50%); }
}

.scroll-down i {
    font-size: 2rem;
    color: var(--primary-color);
}

/* About Section */
.about {
    background-color: white;
}

.about-content {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.about-text {
    flex: 1;
}

.about-text p {
    margin-bottom: 1.5rem;
    color: var(--secondary-color);
    font-size: 1.1rem;
}

.credentials {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-top: 2rem;
}

.credential-item h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.credential-item p {
    color: var(--secondary-color);
    margin-bottom: 0.25rem;
}

.skills-container {
    flex: 1;
}

.skills-container h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--dark-color);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.skill-category {
    background-color: var(--light-color);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

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

.skill-category h4 {
    font-size: 1.1rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--gray-color);
}

.skill-category ul {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.skill-category ul li {
    display: flex;
    align-items: center;
    font-size: 0.95rem;
}

.skill-category ul li::before {
    content: '•';
    color: var(--primary-color);
    font-weight: bold;
    display: inline-block;
    width: 1em;
    margin-right: 0.5em;
}

/* Experience Section */
.experience {
    background-color: var(--light-color);
    position: relative;
}

.timeline {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
}

.timeline::after {
    content: '';
    position: absolute;
    width: 6px;
    background-color: var(--gray-color);
    top: 0;
    bottom: 0;
    left: 50%;
    margin-left: -3px;
    border-radius: 10px;
}

.timeline-item {
    position: relative;
    background-color: inherit;
    width: 50%;
    margin-bottom: 4rem;
}

.timeline-item:nth-child(odd) {
    left: 0;
    padding-right: 40px;
}

.timeline-item:nth-child(even) {
    left: 50%;
    padding-left: 40px;
}

.timeline-dot {
    position: absolute;
    width: 20px;
    height: 20px;
    right: -10px;
    background-color: var(--primary-color);
    border: 4px solid var(--light-color);
    border-radius: 50%;
    z-index: 1;
    top: 15px;
}

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

.timeline-date {
    position: absolute;
    width: 125px;
    padding: 6px 12px;
    background-color: var(--primary-color);
    color: var(--light-color);
    border-radius: var(--border-radius);
    top: 15px;
    left: calc(100% + 20px);
    text-align: center;
    font-weight: 500;
    font-size: 0.9rem;
}

.timeline-item:nth-child(even) .timeline-date {
    right: calc(100% + 20px);
    left: auto;
}

.timeline-content {
    padding: 20px 30px;
    background-color: white;
    position: relative;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.timeline-content:hover {
    transform: translateY(-5px);
}

.timeline-content h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.timeline-content h4 {
    font-size: 1rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
    font-weight: 500;
}

.responsibility-list {
    margin-top: 1rem;
}

.responsibility-list li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.75rem;
    font-size: 0.95rem;
    color: var(--secondary-color);
}

.responsibility-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: 600;
}

/* Education Section */
.education {
    background-color: white;
}

.education-container {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-bottom: 3rem;
}

.education-item {
    display: flex;
    gap: 1.5rem;
    background-color: var(--light-color);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

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

.education-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background-color: var(--primary-color);
    border-radius: 50%;
    flex-shrink: 0;
}

.education-icon i {
    font-size: 1.5rem;
    color: var(--light-color);
}

.education-content {
    flex: 1;
}

.education-year {
    display: inline-block;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--secondary-color);
    background-color: var(--gray-color);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    margin-bottom: 0.75rem;
}

.education-content h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--dark-color);
}

.education-content p {
    color: var(--secondary-color);
    margin-bottom: 0.75rem;
}

.education-grade {
    display: inline-block;
    margin-top: 0.5rem;
}

.education-grade span {
    background-color: var(--success-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-weight: 500;
    font-size: 0.9rem;
}

.training-highlights {
    margin-top: 3rem;
}

.training-highlights h3 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    text-align: center;
    color: var(--dark-color);
}

.training-content {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.training-item {
    display: flex;
    gap: 1.5rem;
    padding: 2rem;
    background-color: var(--light-color);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

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

.training-item i {
    font-size: 2.5rem;
    color: var(--primary-color);
}

.training-item h4 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.training-item ul {
    margin-left: 1rem;
}

.training-item ul li {
    list-style-type: disc;
    margin-bottom: 0.5rem;
    color: var(--secondary-color);
}

/* Research Section */
.research {
    background-color: var(--light-color);
}

.research-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
}

.research-main {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.research-sidebar {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.research-card {
    background-color: white;
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.research-card:hover {
    transform: translateY(-5px);
}

.research-card.small {
    padding: 1.5rem;
}

.research-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.research-header h3 {
    font-size: 1.5rem;
    color: var(--dark-color);
}

.research-score {
    background-color: var(--success-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    font-weight: 600;
}

.research-card h4 {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
    line-height: 1.4;
}

.research-details p {
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

.achievement-card {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    background-color: white;
    padding: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.achievement-card:hover {
    transform: translateY(-5px);
}

.achievement-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--primary-color);
    color: white;
    font-size: 1.5rem;
    border-radius: 50%;
}

.achievement-content h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--dark-color);
}

.achievement-content p {
    color: var(--secondary-color);
    font-weight: 500;
}

.research-card.small h3 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.research-card.small ul {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.research-card.small ul li {
    border-left: 3px solid var(--primary-color);
    padding-left: 1rem;
}

.research-date {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 0.25rem;
    display: block;
}

/* Gallery Section */
.gallery {
    background-color: white;
}

.gallery-intro {
    text-align: center;
    margin-bottom: 2rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    color: var(--secondary-color);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    height: 300px;
}

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

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

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

.gallery-info {
    text-align: center;
    padding: 1.5rem;
    color: white;
}

.gallery-info h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.gallery-info p {
    font-size: 0.9rem;
}

/* Contact Section */
.contact {
    background-color: var(--light-color);
}

.contact-content {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    background-color: white;
    padding: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

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

.contact-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.contact-item h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--dark-color);
}

.contact-item p {
    color: var(--secondary-color);
}

.contact-form {
    background-color: white;
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.contact-form h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--dark-color);
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--gray-color);
    border-radius: var(--border-radius);
    font-family: 'Poppins', sans-serif;
    resize: none;
    transition: var(--transition);
}

.form-group textarea {
    height: 150px;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.2);
}

.btn-submit {
    width: 100%;
}

/* Footer */
.footer {
    background-color: var(--dark-color);
    color: var(--light-color);
    padding: 3rem 0 1.5rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.footer-logo h3 {
    font-size: 1.8rem;
    color: var(--light-color);
    margin-bottom: 0.5rem;
}

.footer-logo p {
    color: var(--gray-color);
    font-size: 0.9rem;
}

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

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--light-color);
    border-radius: 50%;
    transition: var(--transition);
}

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

.footer-bottom {
    text-align: center;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    font-size: 0.9rem;
    color: var(--gray-color);
}

/* Animation Classes */
.animate-text {
    animation: fadeIn 1s ease-in-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Responsive Design */
@media screen and (max-width: 1024px) {
    .hero-container {
        flex-direction: column-reverse;
        text-align: center;
    }
    
    .hero-description {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .blob {
        width: 350px;
        height: 350px;
    }
    
    .profile-img {
        width: 300px;
        height: 300px;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .timeline::after {
        left: 31px;
    }
    
    .timeline-item {
        width: 100%;
        padding-left: 70px;
        padding-right: 0;
    }
    
    .timeline-item:nth-child(odd),
    .timeline-item:nth-child(even) {
        left: 0;
    }
    
    .timeline-dot {
        left: 22px;
        right: auto;
    }
    
    .timeline-date {
        width: auto;
        left: 70px;
        right: auto;
    }
    
    .timeline-item:nth-child(even) .timeline-date {
        right: auto;
        left: 70px;
    }
    
    .research-grid {
        grid-template-columns: 1fr;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
    }
}

@media screen and (max-width: 768px) {
    section {
        padding: 70px 0;
    }
    
    .nav-links {
        position: absolute;
        right: 0;
        top: 70px;
        width: 100%;
        height: 0;
        flex-direction: column;
        align-items: center;
        background-color: white;
        overflow: hidden;
        transition: var(--transition);
        box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
    }
    
    .nav-links.active {
        height: calc(100vh - 70px);
        padding: 2rem 0;
    }
    
    .burger {
        display: block;
    }
    
    .nav-container {
        padding: 0 2rem;
    }
    
    .hero-content h1 {
        font-size: 3rem;
    }
}
 {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    background-color: var(--light-color);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

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

.credential-item i {
    font-size: 2rem;
    color: var(--primary-color);
}

.credential-item
.achievement-content ul.award-presenters {
    margin-top: 0.5rem;
    list-style: none;
    padding-left: 0;
}

.achievement-content ul.award-presenters li {
    font-size: 0.9rem;
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
    line-height: 1.4;
}
/* Award Photo Section */
.award-photo-section {
    margin-top: 4rem;
    width: 100%;
}

.award-photo-section h3 {
    text-align: center;
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: var(--dark-color);
}

.award-photo-container {
    position: relative;
    width: 100%;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
}

.award-photo {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s ease;
}

.award-photo-container:hover .award-photo {
    transform: scale(1.02);
}

.award-photo-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: rgba(0, 0, 0, 0.7);
    overflow: hidden;
    width: 100%;
    height: 0;
    transition: .5s ease;
}

.award-photo-container:hover .award-photo-overlay {
    height: auto;
    padding: 20px 0;
}

.award-photo-caption {
    color: white;
    font-size: 1rem;
    position: relative;
    text-align: center;
    padding: 0 20px;
}

@media screen and (max-width: 768px) {
    .award-photo-overlay {
        height: auto;
        padding: 15px 0;
    }
    
    .award-photo-caption {
        font-size: 0.9rem;
    }
}