:root {
    /* Neutral academic palette */
    --primary-white: #ffffff;
    --secondary-bg: #f5f6f4;

    --accent-green: #5a6b52;
    --accent-dark-green: #3f4a3b;
    --accent-light-green: #8b9a7d;
    --accent-sage: #c1cbb8;

    --text-primary: #1e1f1c;
    --text-secondary: #6a6f6a;

    --border-color: #d8ded8;
    --card-bg: #ffffff;

    --shadow-light: rgba(0, 0, 0, 0.04);
    --shadow-medium: rgba(0, 0, 0, 0.08);
}

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

body {
    font-family: 'Source Serif 4', serif;
    background: var(--primary-white);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
}

/* Navigation */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    padding: 1.5rem 2rem;
    box-shadow: 0 2px 10px var(--shadow-light);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.logo img {
    width: 160px;
    height: 160px;
    object-fit: contain;
}

.logo-text {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 1.2rem;
    font-weight: 500;
    letter-spacing: 2px;
    color: var(--text-primary);
    text-transform: uppercase;
}

.logo-text span {
    color: var(--accent-green);
}

.nav-links {
    display: flex;
    gap: 3rem;
    list-style: none;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 1rem;
    transition: color 0.3s ease;
    position: relative;
    font-weight: 500;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--accent-green);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-green);
    transition: width 0.3s ease;
}

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

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.menu-toggle span {
    width: 25px;
    height: 2px;
    background: var(--text-primary);
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    margin-top: 80px;
    min-height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #ffffff;
    position: relative;
}

.hero-content {
    max-width: 1200px;
    padding: 2rem;
    text-align: center;
    position: relative;
    z-index: 1;
    animation: fadeInUp 1s ease;
}

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

.hero h1 {
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 300;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    letter-spacing: -1px;
    color: var(--text-primary);
}

.hero h1 strong {
    font-weight: 700;
}

.hero p {
    font-size: clamp(1.1rem, 2vw, 1.5rem);
    color: var(--text-secondary);
    max-width: 800px;
    margin: 0 auto 3rem;
}

.cta-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 1rem 2.5rem;
    border: none;
    background: var(--accent-green);
    color: #ffffff;
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    box-shadow: 0 4px 15px rgba(45, 95, 63, 0.2);
}

.btn:hover {
    background: var(--accent-dark-green);
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(45, 95, 63, 0.35);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--accent-green);
    color: var(--accent-green);
    box-shadow: none;
}

.btn-outline:hover {
    border-color: var(--accent-green);
    background: var(--accent-green);
    color: #ffffff;
    box-shadow: 0 6px 25px rgba(45, 95, 63, 0.25);
}

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
}

/* Section Styling */
section {
    padding: 5rem 0;
    position: relative;
}

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

.section-header h2 {
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 600;
    margin-bottom: 1rem;
    letter-spacing: -0.5px;
    color: var(--text-primary);
}

.section-header .accent {
    color: var(--accent-green);
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto;
}

/* Programs Grid */
.programs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.program-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: 2.5rem;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
    box-shadow: 0 2px 8px var(--shadow-light);
}

.program-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 0;
    background: var(--accent-green);
    transition: height 0.4s ease;
}

.program-card:hover::before {
    height: 100%;
}

.program-card:hover {
    border-color: var(--accent-green);
    transform: translateY(-5px);
    box-shadow: 0 12px 35px var(--shadow-medium);
}

.program-card h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.program-card p {
    color: var(--text-secondary);
    line-height: 1.8;
}

.card-link {
    display: inline-block;
    margin-top: 1rem;
    color: var(--accent-green);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

.card-link:hover {
    color: var(--accent-dark-green);
    transform: translateX(5px);
}

/* Page Header */
.page-header {
    margin-top: 140px;
    padding: 6rem 0 4rem;
    background: var(--secondary-bg);
    border-bottom: 1px solid var(--border-color);
}

.page-header h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 600;
    margin-bottom: 1rem;
    letter-spacing: -1px;
}

.page-header p {
    font-size: 1.3rem;
    color: var(--text-secondary);
}

/* Content Block */
.content-block {
    max-width: 900px;
    margin: 0 auto;
}

.content-block h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.content-block p {
    font-size: 1.15rem;
    line-height: 1.9;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

/* Mission Statement */
.mission-statement {
    background: var(--primary-white);
}

/* Mission Overview (Home) */
.mission-overview {
    background: var(--primary-white);
}

/* Core Values */
.core-values {
    background: var(--secondary-bg);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.value-card {
    background: var(--card-bg);
    padding: 2.5rem;
    border-left: 3px solid var(--accent-green);
    transition: all 0.3s ease;
    box-shadow: 0 2px 6px var(--shadow-light);
}

.value-card:hover {
    transform: translateX(5px);
    box-shadow: 0 8px 20px var(--shadow-medium);
    border-left-color: var(--accent-dark-green);
}

.value-number {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.9rem;
    color: var(--accent-green);
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.value-card h3 {
    font-size: 1.6rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-weight: 600;
}

.value-card p {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Our Approach */
.our-approach {
    background: var(--primary-white);
}

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

.approach-item {
    padding: 2rem;
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.approach-item:hover {
    background: var(--card-bg);
    border-color: var(--accent-green);
    box-shadow: 0 8px 20px var(--shadow-medium);
}

.approach-item h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-weight: 600;
}

.approach-item p {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Impact Section */
.impact-section {
    background: var(--primary-white);
}

.impact-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 3.5rem;
    font-weight: 500;
    color: var(--accent-green);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

/* Partnerships */
.partnerships {
    background: var(--secondary-bg);
}

/* Featured Work */
.featured-work {
    background: var(--secondary-bg);
}

.featured-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.featured-item {
    background: var(--card-bg);
    padding: 2rem;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.featured-item:hover {
    border-color: var(--accent-green);
    box-shadow: 0 8px 20px var(--shadow-medium);
}

.featured-tag {
    display: inline-block;
    background: rgba(90, 107, 82, 0.1);
    color: var(--accent-green);
    padding: 0.3rem 0.8rem;
    border-radius: 3px;
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.75rem;
    text-transform: uppercase;
    margin-bottom: 1rem;
    border: 1px solid rgba(90, 107, 82, 0.2);
}

.featured-item h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-weight: 600;
}

.featured-item p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.featured-item .date {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.85rem;
    color: var(--accent-green);
}

/* CTA Section */
.cta-section {
    background: var(--accent-green);
    text-align: center;
}

.cta-content h2 {
    font-size: 3rem;
    color: #ffffff;
    margin-bottom: 1rem;
}

.cta-content p {
    font-size: 1.3rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
}

.cta-section .btn {
    background: #ffffff;
    color: var(--accent-green);
}

.cta-section .btn:hover {
    background: var(--secondary-bg);
}

.cta-section .btn-outline {
    background: transparent;
    border: 2px solid #ffffff;
    color: #ffffff;
}

.cta-section .btn-outline:hover {
    background: #ffffff;
    color: var(--accent-green);
}

/* Education Section - Bosnia */
.education-section {
    background: var(--secondary-bg);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.education-overview {
    background: var(--primary-white);
}

.location-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
    margin-top: 3rem;
}

.location-card {
    background: var(--card-bg);
    border-left: 3px solid var(--accent-green);
    padding: 1.8rem;
    transition: all 0.3s ease;
    position: relative;
    box-shadow: 0 2px 6px var(--shadow-light);
}

.location-card:hover {
    background: #ffffff;
    border-left-color: var(--accent-dark-green);
    transform: translateX(5px);
    box-shadow: 0 8px 20px var(--shadow-medium);
}

.location-card h4 {
    font-size: 1.4rem;
    margin-bottom: 0.8rem;
    color: var(--text-primary);
    font-weight: 600;
}

.location-card .date {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.85rem;
    color: var(--accent-green);
    margin-bottom: 0.8rem;
    display: block;
    font-weight: 500;
}

.location-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

.victims-count {
    display: inline-block;
    background: rgba(90, 107, 82, 0.1);
    color: var(--accent-green);
    padding: 0.3rem 0.8rem;
    border-radius: 3px;
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.85rem;
    margin-top: 0.8rem;
    font-weight: 500;
    border: 1px solid rgba(90, 107, 82, 0.2);
}

/* Memorial Quote */
.memorial-quote {
    max-width: 900px;
    margin: 4rem auto 0;
    padding: 3rem;
    background: var(--card-bg);
    border-left: 4px solid var(--accent-sage);
    font-size: 1.3rem;
    font-style: italic;
    color: var(--text-secondary);
    text-align: center;
    box-shadow: 0 4px 15px var(--shadow-light);
}

/* Resources Section */
.resources-section {
    background: var(--primary-white);
}

/* Research Programs */
.research-programs {
    background: var(--primary-white);
}

.research-meta {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
    align-items: center;
}

.research-tag {
    display: inline-block;
    background: rgba(90, 107, 82, 0.1);
    color: var(--accent-green);
    padding: 0.3rem 0.8rem;
    border-radius: 3px;
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.75rem;
    text-transform: uppercase;
    border: 1px solid rgba(90, 107, 82, 0.2);
}

.research-duration {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Research Methods */
.research-methods {
    background: var(--secondary-bg);
}

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

.method-item {
    background: var(--card-bg);
    padding: 2rem;
    text-align: center;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.method-item:hover {
    border-color: var(--accent-green);
    box-shadow: 0 8px 20px var(--shadow-medium);
}

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

.method-item h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-weight: 600;
}

.method-item p {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Publications Section */
.publications-section {
    background: var(--primary-white);
}

.publications-list {
    max-width: 1000px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.publication-item {
    background: var(--card-bg);
    padding: 2.5rem;
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--accent-green);
    transition: all 0.3s ease;
}

.publication-item:hover {
    box-shadow: 0 8px 20px var(--shadow-medium);
    border-left-color: var(--accent-dark-green);
}

.pub-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
    gap: 2rem;
}

.pub-header h3 {
    font-size: 1.6rem;
    color: var(--text-primary);
    font-weight: 600;
    flex: 1;
}

.pub-date {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.85rem;
    color: var(--accent-green);
    white-space: nowrap;
}

.pub-authors {
    font-style: italic;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-size: 1rem;
}

.pub-abstract {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.pub-meta {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.pub-journal {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.pub-type {
    display: inline-block;
    background: rgba(90, 107, 82, 0.1);
    color: var(--accent-green);
    padding: 0.3rem 0.8rem;
    border-radius: 3px;
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.75rem;
    text-transform: uppercase;
    border: 1px solid rgba(90, 107, 82, 0.2);
}

/* Research Partnerships */
.research-partnerships {
    background: var(--secondary-bg);
}

/* Contact Page */
.contact-info-section {
    background: var(--primary-white);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.contact-card {
    background: var(--card-bg);
    padding: 2.5rem;
    border: 1px solid var(--border-color);
    text-align: center;
    transition: all 0.3s ease;
}

.contact-card:hover {
    border-color: var(--accent-green);
    box-shadow: 0 8px 20px var(--shadow-medium);
}

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

.contact-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-weight: 600;
}

.contact-card p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.contact-link {
    color: var(--accent-green);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.contact-link:hover {
    color: var(--accent-dark-green);
}

/* Contact Form */
.contact-form-section {
    background: var(--secondary-bg);
}

.form-container {
    max-width: 800px;
    margin: 0 auto;
}

.contact-form {
    background: var(--card-bg);
    padding: 3rem;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 15px var(--shadow-light);
}

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

.form-group {
    margin-bottom: 2rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid var(--border-color);
    background: var(--primary-white);
    color: var(--text-primary);
    font-family: 'Source Serif 4', serif;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-green);
    box-shadow: 0 0 0 3px rgba(90, 107, 82, 0.1);
}

.form-group textarea {
    resize: vertical;
}

/* Get Involved */
.get-involved-section {
    background: var(--primary-white);
}

.involvement-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.involvement-card {
    background: var(--secondary-bg);
    padding: 2rem;
    border-left: 3px solid var(--accent-green);
    transition: all 0.3s ease;
}

.involvement-card:hover {
    background: var(--card-bg);
    border-left-color: var(--accent-dark-green);
    box-shadow: 0 8px 20px var(--shadow-medium);
}

.involvement-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-weight: 600;
}

.involvement-card p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.involvement-details {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.85rem;
    color: var(--accent-green);
}

/* Social Newsletter */
.social-newsletter {
    background: var(--accent-green);
    padding: 4rem 0;
}

.newsletter-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 3rem;
}

.newsletter-text h2 {
    font-size: 2.5rem;
    color: #ffffff;
    margin-bottom: 0.5rem;
}

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

.newsletter-form {
    flex-shrink: 0;
}

.newsletter-form form {
    display: flex;
    gap: 1rem;
}

.newsletter-form input {
    padding: 1rem 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
    font-size: 1rem;
    min-width: 300px;
}

.newsletter-form input::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.newsletter-form input:focus {
    outline: none;
    background: rgba(255, 255, 255, 0.2);
    border-color: #ffffff;
}

/* Footer */
footer {
    background: var(--secondary-bg);
    border-top: 1px solid var(--border-color);
    padding: 3rem 2rem;
    text-align: center;
}

footer p {
    color: var(--text-secondary);
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.9rem;
}

footer .footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 1.5rem;
    list-style: none;
}

footer .footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

/* Scroll Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease forwards;
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 80px;
        right: -100%;
        flex-direction: column;
        background: var(--card-bg);
        width: 100%;
        padding: 2rem;
        gap: 1.5rem;
        transition: right 0.3s ease;
        border-top: 1px solid var(--border-color);
        box-shadow: 0 10px 30px var(--shadow-medium);
    }

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

    .menu-toggle {
        display: flex;
    }

    .programs-grid,
    .location-grid,
    .values-grid,
    .approach-grid,
    .methods-grid,
    .featured-grid,
    .contact-grid,
    .involvement-grid {
        grid-template-columns: 1fr;
    }

    .hero {
        min-height: 70vh;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 300px;
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }

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

    .newsletter-form form {
        flex-direction: column;
    }

    .newsletter-form input {
        min-width: 100%;
    }

    .pub-header {
        flex-direction: column;
    }

    .pub-date {
        align-self: flex-start;
    }
}