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

:root {
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --cool-gradient: linear-gradient(135deg, #2e3192 0%, #1bffff 100%);
    --purple-blue: linear-gradient(135deg, #667eea 0%, #4facfe 100%);
    --teal-cyan: linear-gradient(135deg, #0891b2 0%, #06b6d4 100%);
    
    --color-primary: #667eea;
    --color-secondary: #4facfe;
    --color-accent: #764ba2;
    --color-teal: #0891b2;
    --color-cyan: #06b6d4;
    --color-purple: #6366f1;
    
    --text-light: #ffffff;
    --text-dark: #1e293b;
    --text-gray: #64748b;
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.2);
    --shadow-glow: 0 0 30px rgba(102, 126, 234, 0.3);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
}

.animated-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #4facfe 100%);
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
}

@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

.animated-background::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 50%, rgba(79, 172, 254, 0.2) 0%, transparent 50%),
                radial-gradient(circle at 80% 80%, rgba(118, 75, 162, 0.2) 0%, transparent 50%),
                radial-gradient(circle at 40% 20%, rgba(102, 126, 234, 0.2) 0%, transparent 50%);
    animation: pulseGlow 10s ease-in-out infinite;
}

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

.navbar {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-container {
    display: flex;
    align-items: center;
}

.logo {
    height: 50px;
    width: auto;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
}

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

.nav-menu a {
    color: var(--text-light);
    text-decoration: none;
    font-weight: 500;
    font-size: 1.1rem;
    padding: 0.5rem 1.5rem;
    border-radius: 25px;
    transition: all 0.3s ease;
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid transparent;
}

.nav-menu a:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.nav-menu a.active {
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.5);
    box-shadow: var(--shadow-glow);
}

.hero-section {
    min-height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 4rem 2rem;
    position: relative;
}

.hero-content {
    max-width: 1000px;
    animation: fadeInUp 1s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.main-headline {
    font-size: 5rem;
    font-weight: 700;
    color: var(--text-light);
    margin-bottom: 1rem;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    letter-spacing: -1px;
    animation: glowPulse 3s ease-in-out infinite;
}

@keyframes glowPulse {
    0%, 100% {
        text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3), 0 0 40px rgba(255, 255, 255, 0.2);
    }
    50% {
        text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3), 0 0 60px rgba(255, 255, 255, 0.4);
    }
}

.tagline {
    font-size: 1.8rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    font-weight: 300;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    letter-spacing: 0.5px;
}

.hero-description {
    max-width: 800px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow-lg);
}

.hero-description p {
    font-size: 1.2rem;
    color: var(--text-light);
    line-height: 1.8;
}

.scientist-quotes-section {
    padding: 4rem 2rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    margin: 2rem;
    border-radius: 30px;
    box-shadow: var(--shadow-lg);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    color: var(--text-light);
    margin-bottom: 3rem;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.quotes-carousel {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    min-height: 300px;
}

.quote-card {
    opacity: 0;
    position: absolute;
    width: 100%;
    transition: opacity 0.8s ease-in-out;
    pointer-events: none;
}

.quote-card.active {
    opacity: 1;
    position: relative;
    pointer-events: auto;
}

.quote-content {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.3) 0%, rgba(79, 172, 254, 0.3) 100%);
    padding: 3rem;
    border-radius: 25px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    box-shadow: var(--shadow-lg);
    animation: colorShift 8s ease-in-out infinite;
}

@keyframes colorShift {
    0%, 100% {
        background: linear-gradient(135deg, rgba(102, 126, 234, 0.3) 0%, rgba(79, 172, 254, 0.3) 100%);
    }
    25% {
        background: linear-gradient(135deg, rgba(79, 172, 254, 0.3) 0%, rgba(6, 182, 212, 0.3) 100%);
    }
    50% {
        background: linear-gradient(135deg, rgba(6, 182, 212, 0.3) 0%, rgba(118, 75, 162, 0.3) 100%);
    }
    75% {
        background: linear-gradient(135deg, rgba(118, 75, 162, 0.3) 0%, rgba(102, 126, 234, 0.3) 100%);
    }
}

.scientist-info {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.scientist-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--purple-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 3px solid rgba(255, 255, 255, 0.5);
    box-shadow: var(--shadow-md);
}

.avatar-placeholder {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--text-light);
}

.scientist-details {
    text-align: left;
}

.scientist-name {
    font-size: 1.5rem;
    color: var(--text-light);
    margin-bottom: 0.3rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.scientist-location {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.8);
}

.quote-text {
    font-size: 1.3rem;
    color: var(--text-light);
    font-style: italic;
    line-height: 1.8;
    text-align: center;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.carousel-indicators {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.indicator:hover {
    background: rgba(255, 255, 255, 0.5);
    transform: scale(1.2);
}

.indicator.active {
    background: var(--text-light);
    border-color: var(--color-primary);
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
}

.content-section {
    padding: 4rem 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

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

.content-card {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

.content-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    border-color: rgba(255, 255, 255, 0.4);
}

.card-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.content-card h3 {
    font-size: 1.5rem;
    color: var(--text-light);
    margin-bottom: 1rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.content-card p {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.7;
}

.footer {
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(20px);
    padding: 3rem 2rem 2rem;
    margin-top: 4rem;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
}

.footer-quote {
    text-align: center;
    margin-bottom: 2rem;
}

.footer-quote-text {
    font-size: 1.2rem;
    color: var(--text-light);
    font-style: italic;
    margin-bottom: 0.5rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.footer-quote-author {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1rem;
}

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

.footer-bottom p {
    color: rgba(255, 255, 255, 0.7);
}

.page-content {
    padding: 2rem 2rem 4rem;
    max-width: 1400px;
    margin: 0 auto;
}

.page-header {
    text-align: center;
    margin-bottom: 4rem;
    padding: 3rem 2rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    box-shadow: var(--shadow-md);
}

.page-header h1 {
    font-size: 3.5rem;
    color: var(--text-light);
    margin-bottom: 1rem;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.page-subtitle {
    font-size: 1.4rem;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 300;
}

.about-section {
    margin-bottom: 3rem;
    padding: 3rem;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border-radius: 25px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow-md);
}

.alt-section {
    background: rgba(102, 126, 234, 0.2);
}

.about-content h2 {
    font-size: 2.5rem;
    color: var(--text-light);
    margin-bottom: 1.5rem;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.about-content p {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.95);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.research-areas {
    display: grid;
    gap: 2rem;
    margin-top: 2rem;
}

.research-item {
    padding: 2rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.research-item:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateX(10px);
    box-shadow: var(--shadow-md);
}

.research-item h3 {
    font-size: 1.5rem;
    color: var(--text-light);
    margin-bottom: 1rem;
}

.research-item p {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.9);
}

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

.value-card {
    padding: 2rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.value-card:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.value-card h3 {
    font-size: 1.4rem;
    color: var(--text-light);
    margin-bottom: 1rem;
}

.value-card p {
    color: rgba(255, 255, 255, 0.9);
}

.contact-section {
    margin-top: 2rem;
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 2rem;
}

.contact-info {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: 3rem;
    border-radius: 25px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow-md);
}

.contact-info h2 {
    font-size: 2.2rem;
    color: var(--text-light);
    margin-bottom: 1.5rem;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.contact-info p {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.95);
    line-height: 1.8;
    margin-bottom: 2rem;
}

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

.contact-item h3 {
    font-size: 1.3rem;
    color: var(--text-light);
    margin-bottom: 0.8rem;
}

.contact-item p {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.8;
}

.contact-form-container {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: 3rem;
    border-radius: 25px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow-md);
}

.contact-form-container h2 {
    font-size: 2.2rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

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

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-size: 1.1rem;
    color: var(--text-light);
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 1rem;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-light);
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.3s ease;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 0 15px rgba(102, 126, 234, 0.3);
}

.submit-btn {
    padding: 1.2rem 2.5rem;
    background: var(--purple-blue);
    color: var(--text-light);
    border: none;
    border-radius: 30px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
    margin-top: 1rem;
}

.submit-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.form-message {
    padding: 1rem;
    border-radius: 10px;
    text-align: center;
    font-weight: 500;
    display: none;
}

.form-message.success {
    background: rgba(34, 197, 94, 0.2);
    border: 1px solid rgba(34, 197, 94, 0.5);
    color: #86efac;
    display: block;
}

.form-message.error {
    background: rgba(239, 68, 68, 0.2);
    border: 1px solid rgba(239, 68, 68, 0.5);
    color: #fca5a5;
    display: block;
}

.map-section {
    margin-top: 3rem;
    padding: 3rem;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border-radius: 25px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow-md);
}

.map-section h2 {
    font-size: 2.2rem;
    color: var(--text-light);
    margin-bottom: 1rem;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.map-section p {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.95);
    line-height: 1.8;
    margin-bottom: 2rem;
}

.map-placeholder {
    background: rgba(79, 172, 254, 0.2);
    padding: 4rem;
    border-radius: 15px;
    text-align: center;
    border: 2px dashed rgba(255, 255, 255, 0.3);
}

.map-placeholder p {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.map-note {
    font-size: 1rem !important;
    color: rgba(255, 255, 255, 0.8);
}

.quotes-gallery {
    display: grid;
    gap: 2.5rem;
    margin-top: 2rem;
}

.quote-item {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

.quote-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    border-color: rgba(255, 255, 255, 0.4);
}

.scientist-profile {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.scientist-info-details {
    flex: 1;
}

.scientist-info-details h3 {
    font-size: 1.5rem;
    color: var(--text-light);
    margin-bottom: 0.3rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.location {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0.2rem;
}

.field {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    font-style: italic;
}

.quote-item blockquote {
    font-size: 1.25rem;
    color: var(--text-light);
    font-style: italic;
    line-height: 1.8;
    margin-bottom: 1rem;
    padding-left: 1.5rem;
    border-left: 4px solid rgba(255, 255, 255, 0.5);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.quote-context {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.8);
    font-style: italic;
}

@media (max-width: 768px) {
    .main-headline {
        font-size: 3rem;
    }
    
    .tagline {
        font-size: 1.3rem;
    }
    
    .nav-menu {
        gap: 1rem;
    }
    
    .nav-menu a {
        font-size: 0.95rem;
        padding: 0.4rem 1rem;
    }
    
    .content-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-container {
        grid-template-columns: 1fr;
    }
    
    .page-header h1 {
        font-size: 2.5rem;
    }
    
    .values-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .main-headline {
        font-size: 2.2rem;
    }
    
    .tagline {
        font-size: 1.1rem;
    }
    
    .logo {
        height: 40px;
    }
    
    .nav-menu {
        flex-wrap: wrap;
        gap: 0.5rem;
    }
}