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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: all 0.3s ease;
    border-bottom: 1px solid rgba(0, 123, 255, 0.1);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo h3 {
    color: #007bff;
    font-weight: 600;
    font-size: 1.2rem;
}

.nav-menu {
    display: flex;
    gap: 2rem;
}

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

.nav-link:hover {
    color: #007bff;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #007bff, #0056b3);
    transition: width 0.3s ease;
}

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

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

.bar {
    width: 25px;
    height: 3px;
    background: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    min-height: 80vh;
    display: flex;
    align-items: center;
    position: relative;
    background: linear-gradient(180deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 3rem 0;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
    text-align: center;
}

.hero-text {
    color: #333;
}

.hero-title {
    font-size: 2.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    line-height: 1.2;
    color: #2c3e50;
}

.hero-subtitle {
    font-size: 1.3rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: #007bff;
}

.hero-organization {
    font-size: 1.1rem;
    font-weight: 400;
    margin-bottom: 2rem;
    color: #6c757d;
}

.hero-description {
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 2.5rem;
    color: #555;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

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

.btn {
    padding: 12px 30px;
    border: none;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s ease;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: #007bff;
    color: white;
    border: none;
    box-shadow: 0 2px 8px rgba(0, 123, 255, 0.2);
}

.btn-primary:hover {
    background: #0056b3;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 123, 255, 0.3);
}

.btn-secondary {
    background: transparent;
    color: #007bff;
    border: 2px solid #007bff;
}

.btn-secondary:hover {
    background: #007bff;
    color: white;
    transform: translateY(-1px);
}

/* Removed profile card and scroll indicator for cleaner design */

/* Section Styles */
section {
    padding: 5rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 1rem;
    position: relative;
}

.section-divider {
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #007bff, #0056b3);
    margin: 0 auto;
    border-radius: 2px;
}

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

.about-content {
    max-width: 800px;
    margin: 0 auto;
}

.about-description {
    font-size: 1.2rem;
    line-height: 1.8;
    color: #555;
    margin-bottom: 3rem;
    text-align: center;
}

.values h3 {
    font-size: 1.8rem;
    color: #333;
    margin-bottom: 2rem;
    text-align: center;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.value-item {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

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

.value-item i {
    font-size: 3rem;
    color: #007bff;
    margin-bottom: 1rem;
}

.value-item h4 {
    font-size: 1.3rem;
    color: #333;
    margin-bottom: 1rem;
}

.value-item p {
    color: #666;
    line-height: 1.6;
}

/* Career Section */
.career {
    background: #f8f9fa;
}

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

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, #007bff, #0056b3);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
    width: 50%;
}

.timeline-item:nth-child(odd) {
    left: 0;
    padding-right: 3rem;
    text-align: right;
}

.timeline-item:nth-child(even) {
    left: 50%;
    padding-left: 3rem;
}

.timeline-marker {
    position: absolute;
    width: 20px;
    height: 20px;
    background: #007bff;
    border: 4px solid white;
    border-radius: 50%;
    top: 0;
    box-shadow: 0 0 0 4px #007bff;
}

.timeline-item:nth-child(odd) .timeline-marker {
    right: -10px;
}

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

.timeline-item.active .timeline-marker {
    background: #28a745;
    box-shadow: 0 0 0 4px #28a745;
}

.timeline-content {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    border-left: 4px solid #007bff;
}

.timeline-item:nth-child(even) .timeline-content {
    border-left: none;
    border-right: 4px solid #007bff;
}

.timeline-year {
    color: #007bff;
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.timeline-content h3 {
    color: #333;
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.timeline-content h4 {
    color: #666;
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

.timeline-content p {
    color: #555;
    line-height: 1.6;
}

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

.education-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.education-item {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

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

.education-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(45deg, #007bff, #0056b3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.education-icon i {
    font-size: 2rem;
    color: white;
}

.education-content h3 {
    color: #333;
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.education-content h4 {
    color: #666;
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.education-year {
    color: #007bff;
    font-weight: 600;
    font-size: 0.9rem;
}

/* Certifications Section */
.certifications {
    background: #f8f9fa;
}

.cert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.cert-item {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    transition: transform 0.3s ease;
    border: 2px solid transparent;
}

.cert-item:hover {
    transform: translateY(-5px);
    border-color: #007bff;
}

.cert-item i {
    font-size: 3rem;
    color: #007bff;
    margin-bottom: 1rem;
}

.cert-item h4 {
    color: #333;
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

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

/* Thoughts Section */
.thoughts {
    background: white;
}

.thoughts-content {
    max-width: 1000px;
    margin: 0 auto;
}

.quote-card {
    background: white;
    padding: 3rem;
    border-radius: 20px;
    text-align: center;
    margin-bottom: 3rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    position: relative;
    border-left: 5px solid #007bff;
}

.quote-icon {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 40px;
    background: #007bff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.quote-icon i {
    color: white;
    font-size: 1.2rem;
}

.quote-card blockquote {
    font-size: 1.4rem;
    font-style: italic;
    color: #333;
    margin-bottom: 1rem;
    line-height: 1.6;
}

.quote-card cite {
    color: #007bff;
    font-weight: 600;
    font-size: 1.1rem;
}

.thoughts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.thought-item {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

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

.thought-item h4 {
    color: #333;
    font-size: 1.3rem;
    margin-bottom: 1rem;
}

.thought-item p {
    color: #666;
    line-height: 1.6;
}

/* Gallery Section */
.gallery {
    background: #f8f9fa;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.gallery-item {
    aspect-ratio: 4/3;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.gallery-item:hover {
    transform: scale(1.05);
}

.gallery-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #666;
    text-align: center;
    padding: 2rem;
}

.gallery-placeholder i {
    font-size: 3rem;
    color: #007bff;
    margin-bottom: 1rem;
}

.gallery-placeholder p {
    font-size: 1rem;
    line-height: 1.4;
}

/* Contact Section */
.contact {
    background: white;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: white;
    padding: 1.5rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.contact-item i {
    font-size: 2rem;
    color: #007bff;
    width: 50px;
    text-align: center;
}

.contact-item h4 {
    color: #333;
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.contact-item p {
    color: #666;
    line-height: 1.4;
}

.contact-form {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.contact-form h3 {
    color: #333;
    font-size: 1.5rem;
    margin-bottom: 2rem;
    text-align: center;
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e9ecef;
    border-radius: 10px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #007bff;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Footer */
.footer {
    background: #333;
    color: white;
    padding: 2rem 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: white;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #007bff;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu a {
        padding: 1rem;
        display: block;
    }

    .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);
    }

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

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

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

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

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

    .hero-buttons {
        justify-content: center;
    }

    .timeline::before {
        left: 20px;
    }

    .timeline-item {
        width: 100%;
        left: 0 !important;
        padding-left: 3rem !important;
        padding-right: 0 !important;
        text-align: left !important;
    }

    .timeline-marker {
        left: 10px !important;
        right: auto !important;
    }

    .timeline-content {
        border-left: 4px solid #007bff !important;
        border-right: none !important;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }

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

    .values-grid,
    .education-grid,
    .cert-grid,
    .thoughts-grid,
    .gallery-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

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

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

    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }

    /* Removed profile card styles for mobile */

    .quote-card {
        padding: 2rem;
    }

    .quote-card blockquote {
        font-size: 1.2rem;
    }
}

/* Animation Classes */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.6s ease;
}

.slide-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.6s ease;
}

.slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Smooth scrolling for older browsers */
@media (prefers-reduced-motion: no-preference) {
    html {
        scroll-behavior: smooth;
    }
}