:root {
    --color-primary: #0a1628;
    --color-primary-light: #1a2d4a;
    --color-secondary: #3b82f6;
    --color-secondary-dark: #2563eb;
    --color-accent: #c9a227;
    --color-accent-light: #e6c65a;
    --color-bg: #faf9f6;
    --color-bg-alt: #f0ebe5;
    --color-text: #1a1a2e;
    --color-text-light: #4a4a6a;
    --color-white: #ffffff;
    --color-border: #e2e2e8;

    --font-display: 'Playfair Display', Georgia, serif;
    --font-body: 'Source Sans Pro', -apple-system, sans-serif;

    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2.5rem;
    --spacing-xl: 4rem;
    --spacing-xxl: 6rem;

    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 16px;

    --shadow-sm: 0 2px 4px rgba(10, 22, 40, 0.08);
    --shadow-md: 0 4px 12px rgba(10, 22, 40, 0.12);
    --shadow-lg: 0 8px 24px rgba(10, 22, 40, 0.15);
    --shadow-hover: 0 12px 32px rgba(10, 22, 40, 0.2);

    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

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

a:hover {
    color: var(--color-secondary-dark);
}

img {
    max-width: 100%;
    height: auto;
}

ul {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.3;
    color: var(--color-primary);
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: var(--spacing-md);
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-sm);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: var(--color-secondary);
    margin: var(--spacing-sm) auto 0;
}

.section-subtitle {
    text-align: center;
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0 auto var(--spacing-xl);
    font-size: 1.1rem;
}

.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-fast);
    cursor: pointer;
}

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

.btn-primary:hover {
    background: var(--color-secondary-dark);
    border-color: var(--color-secondary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-2px);
}

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

.btn-outline:hover {
    background: var(--color-secondary);
    color: var(--color-white);
}

.navbar {
    background: var(--color-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: box-shadow var(--transition-base);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
}

.logo {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.logo-text {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: 2px;
}

.logo-sub {
    font-size: 0.65rem;
    color: var(--color-text-light);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
}

.nav-links {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-links a {
    color: var(--color-text);
    font-weight: 500;
    padding: 0.5rem 0;
    position: relative;
    transition: color var(--transition-fast);
}

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

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

.nav-links a.active {
    color: var(--color-secondary);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    padding: 0.5rem;
}

.mobile-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background: var(--color-primary);
    transition: all var(--transition-fast);
}

.hero {
    position: relative;
    min-height: 90vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 50%, #2563eb 100%);
    opacity: 0.95;
}

.hero-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        radial-gradient(circle at 20% 50%, rgba(59, 130, 246, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(201, 162, 39, 0.15) 0%, transparent 40%);
    animation: gradientShift 15s ease infinite;
}

@keyframes gradientShift {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(2%, 2%) scale(1.05); }
}

.hero-content {
    position: relative;
    z-index: 1;
    color: var(--color-white);
    max-width: 800px;
    animation: fadeInUp 1s ease forwards;
}

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

.hero-title {
    margin-bottom: var(--spacing-md);
    line-height: 1.1;
}

.hero-title-main {
    display: block;
    font-size: 5rem;
    font-weight: 700;
    letter-spacing: 8px;
    margin-bottom: var(--spacing-xs);
}

.hero-title-sub {
    display: block;
    font-size: 1.25rem;
    font-weight: 400;
    letter-spacing: 4px;
    opacity: 0.9;
    font-family: var(--font-body);
    text-transform: uppercase;
}

.hero-acronym {
    font-size: 1.1rem;
    font-style: italic;
    opacity: 0.9;
    margin-bottom: var(--spacing-md);
    display: block;
    color: var(--color-accent-light);
}

.hero-description {
    font-size: 1.2rem;
    line-height: 1.8;
    opacity: 0.95;
    margin-bottom: var(--spacing-lg);
    max-width: 650px;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.mission {
    padding: var(--spacing-xxl) 0;
    background: var(--color-white);
}

.mission-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.mission-text p {
    font-size: 1.05rem;
    color: var(--color-text-light);
    line-height: 1.8;
}

.mission-lead {
    font-size: 1.25rem;
    color: var(--color-primary);
    font-family: var(--font-display);
    margin-bottom: var(--spacing-md);
}

.mission-stats {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.stat-card {
    background: var(--color-bg-alt);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
    text-align: center;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-secondary);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--color-text-light);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.research-preview {
    padding: var(--spacing-xxl) 0;
    background: var(--color-bg-alt);
}

.preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.preview-card {
    background: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    border: 1px solid var(--color-border);
}

.preview-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-secondary);
}

.preview-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--color-secondary), var(--color-secondary-dark));
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    color: var(--color-white);
}

.preview-icon svg {
    width: 30px;
    height: 30px;
}

.preview-card h3 {
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.preview-card p {
    color: var(--color-text-light);
    font-size: 0.95rem;
    margin-bottom: var(--spacing-md);
}

.preview-link {
    color: var(--color-secondary);
    font-weight: 600;
    font-size: 0.9rem;
    transition: color var(--transition-fast);
}

.preview-card:hover .preview-link {
    color: var(--color-secondary-dark);
}

.preview-cta {
    text-align: center;
}

.domains {
    padding: var(--spacing-xxl) 0;
    background: var(--color-white);
}

.domains-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.domain-card {
    text-align: center;
    padding: var(--spacing-lg);
    transition: transform var(--transition-fast);
}

.domain-card:hover {
    transform: translateY(-4px);
}

.domain-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto var(--spacing-md);
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent);
}

.domain-icon svg {
    width: 35px;
    height: 35px;
}

.domain-card h3 {
    margin-bottom: var(--spacing-sm);
}

.domain-card p {
    color: var(--color-text-light);
    font-size: 0.95rem;
}

.page-header {
    padding: var(--spacing-xxl) 0;
    text-align: center;
    background: var(--color-primary);
    color: var(--color-white);
    position: relative;
    overflow: hidden;
}

.page-header-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    opacity: 0.95;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        radial-gradient(circle at 30% 40%, rgba(59, 130, 246, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 70% 60%, rgba(201, 162, 39, 0.1) 0%, transparent 40%);
}

.page-header .container {
    position: relative;
    z-index: 1;
}

.page-title {
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
    font-size: 3.5rem;
    animation: fadeInUp 0.8s ease forwards;
}

.page-subtitle {
    color: rgba(255, 255, 255, 0.85);
    font-size: 1.15rem;
    max-width: 700px;
    margin: 0 auto;
    animation: fadeInUp 0.8s ease 0.2s forwards;
    opacity: 0;
}

.research-main {
    padding: var(--spacing-xxl) 0;
}

.research-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
}

.research-card {
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    position: relative;
    transition: all var(--transition-base);
    border: 1px solid var(--color-border);
    animation: fadeInUp 0.6s ease forwards;
    opacity: 0;
}

.research-card:nth-child(1) { animation-delay: 0.1s; }
.research-card:nth-child(2) { animation-delay: 0.2s; }
.research-card:nth-child(3) { animation-delay: 0.3s; }
.research-card:nth-child(4) { animation-delay: 0.4s; }
.research-card:nth-child(5) { animation-delay: 0.5s; }
.research-card:nth-child(6) { animation-delay: 0.6s; }

.research-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
    border-color: var(--color-secondary);
}

.research-number {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-border);
    line-height: 1;
    transition: color var(--transition-fast);
}

.research-card:hover .research-number {
    color: var(--color-secondary);
    opacity: 0.2;
}

.research-icon {
    width: 60px;
    height: 60px;
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.research-icon svg {
    width: 35px;
    height: 35px;
    color: var(--color-secondary);
}

.research-card h2 {
    margin-bottom: var(--spacing-sm);
    font-size: 1.5rem;
}

.research-lead {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.research-details {
    margin-bottom: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border);
}

.research-details h3 {
    font-family: var(--font-body);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.research-details ul {
    list-style: none;
}

.research-details li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--color-text-light);
    font-size: 0.95rem;
}

.research-details li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-secondary);
}

.research-impact {
    background: var(--color-bg-alt);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-sm);
}

.research-impact span {
    display: block;
    font-family: var(--font-body);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-accent);
    margin-bottom: var(--spacing-xs);
    font-weight: 700;
}

.research-impact p {
    margin-bottom: 0;
    font-size: 0.9rem;
    color: var(--color-text-light);
    line-height: 1.6;
}

.collaboration-banner {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
    color: var(--color-white);
    text-align: center;
}

.collaboration-banner h2 {
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}

.collaboration-banner p {
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
    opacity: 0.9;
}

.collaboration-cta {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.collaboration-banner .btn-secondary {
    color: var(--color-white);
    border-color: var(--color-white);
}

.collaboration-banner .btn-secondary:hover {
    background: var(--color-white);
    color: var(--color-primary);
}

.about-intro {
    padding: var(--spacing-xxl) 0;
    background: var(--color-white);
}

.intro-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--spacing-xl);
}

.intro-content p {
    font-size: 1.05rem;
    color: var(--color-text-light);
    line-height: 1.9;
}

.intro-content h2 {
    margin-bottom: var(--spacing-md);
}

.intro-stats {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.stat-highlight {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-md);
    text-align: center;
}

.stat-number-lg {
    display: block;
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.stat-desc {
    font-size: 0.9rem;
    opacity: 0.85;
}

.governance {
    padding: var(--spacing-xxl) 0;
    background: var(--color-bg-alt);
}

.governance-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.governance-card {
    background: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-md);
    text-align: center;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.governance-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.governance-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto var(--spacing-md);
    background: linear-gradient(135deg, var(--color-secondary), var(--color-secondary-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
}

.governance-icon svg {
    width: 35px;
    height: 35px;
}

.governance-card h3 {
    margin-bottom: var(--spacing-sm);
}

.governance-card p {
    color: var(--color-text-light);
    font-size: 0.95rem;
}

.publications {
    padding: var(--spacing-xxl) 0;
    background: var(--color-white);
}

.publications-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.pub-item {
    background: var(--color-bg-alt);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-md);
    transition: all var(--transition-fast);
    border-left: 4px solid var(--color-secondary);
}

.pub-item:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-md);
}

.pub-type {
    display: inline-block;
    background: var(--color-secondary);
    color: var(--color-white);
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius-sm);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.pub-item h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
}

.pub-meta {
    color: var(--color-secondary);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-sm);
    font-weight: 500;
}

.pub-abstract {
    color: var(--color-text-light);
    font-size: 0.95rem;
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.pub-link {
    color: var(--color-secondary);
    font-weight: 600;
    font-size: 0.9rem;
    transition: color var(--transition-fast);
}

.pub-link:hover {
    color: var(--color-secondary-dark);
}

.pub-cta {
    text-align: center;
}

.collaboration {
    padding: var(--spacing-xxl) 0;
    background: var(--color-bg-alt);
}

.collaboration-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

.collaboration-text p {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
}

.collaboration-text strong {
    color: var(--color-primary);
}

.collaboration-types {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.collab-type {
    background: var(--color-white);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-sm);
    border-left: 3px solid var(--color-accent);
}

.collab-type h4 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-primary);
}

.collab-type p {
    color: var(--color-text-light);
    font-size: 0.9rem;
    margin-bottom: 0;
}

.collaboration-cta {
    text-align: center;
}

.funding {
    padding: var(--spacing-xl) 0;
    background: var(--color-white);
    text-align: center;
}

.funding-text {
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
    color: var(--color-text-light);
}

.funding-logos {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.funding-placeholder {
    background: var(--color-bg-alt);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius-sm);
    color: var(--color-text-light);
    font-weight: 600;
}

.contact-main {
    padding: var(--spacing-xxl) 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-xl);
}

.contact-info h2 {
    margin-bottom: var(--spacing-md);
}

.contact-info > p {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
}

.contact-item {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    flex-shrink: 0;
}

.contact-icon svg {
    width: 24px;
    height: 24px;
}

.contact-details h3 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xs);
    font-family: var(--font-body);
}

.contact-details p,
.contact-details a {
    color: var(--color-text-light);
    font-size: 0.95rem;
    line-height: 1.6;
}

.contact-details a:hover {
    color: var(--color-secondary);
}

.contact-form-wrapper {
    background: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group label {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--color-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.875rem;
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    font-family: inherit;
    font-size: 1rem;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-secondary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

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

.form-success {
    text-align: center;
    padding: var(--spacing-xl) 0;
}

.success-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    background: linear-gradient(135deg, #10b981, #059669);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
}

.success-icon svg {
    width: 40px;
    height: 40px;
}

.form-success h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.form-success p {
    color: var(--color-text-light);
}

.contact-cta {
    padding: var(--spacing-xl) 0;
    background: var(--color-bg-alt);
}

.contact-cta h2 {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.cta-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.cta-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--color-white);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
    color: var(--color-primary);
    font-weight: 600;
}

.cta-link:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    color: var(--color-secondary);
}

.cta-link svg {
    width: 20px;
    height: 20px;
}

.footer {
    background: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

.footer-brand h4 {
    color: var(--color-white);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    line-height: 1.6;
    max-width: 300px;
}

.footer-links h5,
.footer-contact h5 {
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
    font-family: var(--font-body);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.85rem;
}

.footer-links ul,
.footer-contact ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.footer-links a,
.footer-contact a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
    transition: color var(--transition-fast);
}

.footer-links a:hover,
.footer-contact a:hover {
    color: var(--color-accent);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.85rem;
    margin-bottom: 0;
}

.easter-egg {
    width: 20px;
    height: 20px;
    opacity: 0.002;
    transition: opacity var(--transition-base);
}

.easter-egg:hover {
    opacity: 0.5;
}

@media (max-width: 1024px) {
    .intro-grid,
    .collaboration-content,
    .contact-grid,
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .hero-title-main {
        font-size: 4rem;
    }

    .page-title {
        font-size: 2.5rem;
    }

    .research-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
}

@media (max-width: 768px) {
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    h3 { font-size: 1.5rem; }

    .hero {
        min-height: auto;
        padding: var(--spacing-xl) 0;
    }

    .hero-title-main {
        font-size: 3rem;
        letter-spacing: 4px;
    }

    .hero-title-sub {
        font-size: 1rem;
        letter-spacing: 2px;
    }

    .hero-description {
        font-size: 1rem;
    }

    .mission-grid {
        grid-template-columns: 1fr;
    }

    .mission-stats {
        flex-direction: row;
        flex-wrap: wrap;
    }

    .stat-card {
        flex: 1;
        min-width: 100px;
    }

    .nav-links {
        position: fixed;
        top: 0;
        left: -100%;
        width: 70%;
        max-width: 300px;
        height: 100vh;
        background: var(--color-white);
        flex-direction: column;
        padding: var(--spacing-xl);
        gap: var(--spacing-lg);
        box-shadow: var(--shadow-lg);
        transition: left var(--transition-base);
    }

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

    .nav-links a {
        font-size: 1.1rem;
    }

    .mobile-toggle {
        display: flex;
    }

    .mobile-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .mobile-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .mobile-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    .page-header {
        padding: var(--spacing-xl) 0;
    }

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

    .hero-cta,
    .collaboration-cta {
        flex-direction: column;
    }

    .hero-cta .btn,
    .collaboration-cta .btn {
        width: 100%;
        text-align: center;
    }

    .research-grid {
        grid-template-columns: 1fr;
    }

    .contact-form-wrapper {
        padding: var(--spacing-lg);
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-brand {
        margin-bottom: var(--spacing-md);
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-sm);
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-title-main {
        font-size: 2.5rem;
    }

    .preview-grid {
        grid-template-columns: 1fr;
    }

    .domains-grid {
        grid-template-columns: 1fr;
    }

    .governance-grid {
        grid-template-columns: 1fr;
    }

    .cta-links {
        flex-direction: column;
    }

    .cta-link {
        justify-content: center;
    }
}