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

:root {
    --primary-color: #2D3748;
    --secondary-color: #4A5568;
    --accent-color: #5A67D8;
    --dark-color: #1A202C;
    --light-color: #F7FAFC;
    --gray-100: #EDF2F7;
    --gray-200: #E2E8F0;
    --gray-700: #4A5568;
    --text-color: #2D3748;
    --white: #ffffff;
}

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

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

/* Typography */
h1, h2, h3, h4 {
    font-weight: 600;
    margin-bottom: 1rem;
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--primary-color);
    position: relative;
    padding-bottom: 15px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--accent-color);
    border-radius: 2px;
}

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

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

.logo img {
    height: 60px;
    width: auto;
}

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

.nav-menu a {
    text-decoration: none;
    color: var(--dark-color);
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

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

.nav-menu a:hover {
    color: var(--primary-color);
}

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

/* Hero Section */
.hero {
    background: linear-gradient(135deg, rgba(45, 55, 72, 0.5), rgba(74, 85, 104, 0.4)),
                url('hero.jpg') center/cover;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: var(--white);
    text-align: center;
    position: relative;
    padding-top: 100px;
}

.hero-content {
    max-width: 800px;
    animation: fadeInUp 1s ease;
}

.hero-title {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero-subtitle {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.hero-description {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    line-height: 1.8;
}

.cta-button {
    display: inline-block;
    padding: 15px 40px;
    background: var(--accent-color);
    color: var(--white);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(90, 103, 216, 0.3);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(90, 103, 216, 0.4);
    background: #4C51BF;
}

/* About Section */
.about-section {
    padding: 80px 0;
    background: var(--light-color);
}

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

.about-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    border: 1px solid var(--gray-200);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.about-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
}

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

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

.about-card p {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.about-card small {
    color: #666;
    font-size: 0.9rem;
}

/* Vision Section */
.vision-section {
    padding: 80px 0;
    background: var(--white);
}

.vision-box {
    background: var(--gray-100);
    color: var(--text-color);
    padding: 3rem;
    border-radius: 12px;
    margin-bottom: 3rem;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    border: 1px solid var(--gray-200);
}

.vision-box h3 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
}

.vision-box blockquote {
    font-size: 1.2rem;
    line-height: 1.8;
    font-style: italic;
    margin: 2rem 0;
    border-left: 4px solid var(--accent-color);
    padding-left: 1.5rem;
    color: var(--gray-700);
}

.vision-box .author {
    text-align: right;
    font-weight: 600;
    font-size: 1.1rem;
}

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

.leader-card {
    background: var(--light-color);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    transition: transform 0.3s ease;
}

.leader-card:hover {
    transform: scale(1.05);
}

.leader-card img {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 1rem;
    border: 3px solid var(--gray-200);
}

.leader-card h4 {
    color: var(--primary-color);
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

/* Education Section */
.education-section {
    padding: 80px 0;
    background: var(--light-color);
}

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

.edu-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    border: 1px solid var(--gray-200);
    border-top: 3px solid var(--accent-color);
    transition: all 0.3s ease;
}

.edu-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
    border-top-color: var(--primary-color);
}

.edu-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

/* UNESCO Section */
.unesco-section {
    padding: 80px 0;
    background: var(--gray-100);
    color: var(--text-color);
}

.unesco-section .section-title {
    color: var(--primary-color);
}

.unesco-section .section-title::after {
    background: var(--accent-color);
}

.hashtag {
    text-align: center;
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 3rem;
    color: var(--accent-color);
}

.timeline {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.timeline-item {
    position: relative;
}

.timeline-content {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--gray-200);
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

.timeline-content h3 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: var(--accent-color);
}

.timeline-content ul {
    list-style: none;
}

.timeline-content li {
    padding: 0.8rem 0;
    padding-left: 2rem;
    position: relative;
    font-size: 1.1rem;
}

.timeline-content li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: bold;
    font-size: 1.3rem;
}

/* Best Practices Section */
.practices-section {
    padding: 80px 0;
    background: var(--white);
}

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

.practice-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
    border: 1px solid var(--gray-200);
    border-left: 3px solid var(--accent-color);
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

.practice-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
}

.practice-number {
    position: absolute;
    top: -20px;
    right: 20px;
    font-size: 6rem;
    font-weight: 700;
    color: rgba(90, 103, 216, 0.08);
    z-index: 0;
}

.practice-card h3 {
    position: relative;
    z-index: 1;
    color: var(--primary-color);
    font-size: 1.4rem;
    margin-bottom: 1rem;
}

.practice-card p {
    position: relative;
    z-index: 1;
    margin-bottom: 1rem;
}

.practice-card ul {
    position: relative;
    z-index: 1;
    list-style: none;
    padding-left: 0;
}

.practice-card li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.practice-card li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: bold;
}

/* SDG Section */
.sdg-section {
    padding: 80px 0;
    background: var(--light-color);
}

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

.sdg-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    border: 1px solid var(--gray-200);
    transition: all 0.3s ease;
}

.sdg-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
}

.sdg-icon {
    font-size: 3.5rem;
    margin-bottom: 1rem;
}

.sdg-card h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

/* CTA Section */
.cta-section {
    padding: 80px 0;
    background: var(--primary-color);
    color: var(--white);
    text-align: center;
}

.cta-section h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-section p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 15px 40px;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
}

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

.btn-primary:hover {
    background: var(--accent-color);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(90, 103, 216, 0.3);
}

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

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

/* Footer */
.footer {
    background: var(--dark-color);
    color: var(--white);
    padding: 60px 0 20px;
}

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

.footer-section h3 {
    color: var(--white);
    margin-bottom: 1rem;
    font-weight: 600;
}

.footer-section p {
    margin-bottom: 0.5rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }

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

    .hero-subtitle {
        font-size: 1.5rem;
    }

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

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

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

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

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Selection Color */
::selection {
    background: var(--accent-color);
    color: var(--white);
}

/* Additional Styling for Clean Look */
.section-title {
    font-weight: 700;
    letter-spacing: -0.5px;
}

.navbar {
    backdrop-filter: blur(10px);
}

/* Subtle accent on hover */
.about-card:hover,
.edu-card:hover,
.practice-card:hover,
.sdg-card:hover {
    border-color: var(--accent-color);
}