/* Hero Section */
.hero {
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--gradient-main);
    position: relative;
    overflow: hidden;
}

.hero::before {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
   
}

.hero-content {
    padding: 0 2rem;
    z-index: 1;
    position: relative;
}

.hero h1 {
    font-size: 1rem;
    margin-bottom: 1rem;
    line-height: 1.2;
    animation: fadeInUp 1s ease;
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    animation: fadeInUp 1s ease 0.2s both;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2rem;
    background: var(--gradient-accent);
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    animation: fadeInUp 1s ease 0.4s both;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

/* Section Styles */
.section {
    padding: 1rem 0;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    text-align: center;
    color: var(--grey);
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

/* Cards */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    border: 1px solid rgba(102, 126, 234, 0.1);
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.card-icon {
    font-size: 3rem;
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
}

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

.card p {
    color: var(--grey);
    line-height: 1.7;
}

/* Questions List */
.questions-list {
    max-width: 1140px;
    margin: 0 auto;
}

.question-item {
    background: white;
    padding: 1.5rem;
    margin-bottom: 1rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
    border-left: 4px solid var(--primary);
}

.question-item h4 {
    color: var(--primary);
    margin-bottom: 0.5rem;
}

/* Methodology Table */
.methodology-table {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow);
    margin-top: 2rem;
}

.methodology-table table {
    width: 100%;
    border-collapse: collapse;
}

.methodology-table th {
    background: var(--gradient-main);
    color: white;
    padding: 1.5rem;
    text-align: left;
    font-weight: 600;
}

.methodology-table td {
    padding: 1.5rem;
    border-bottom: 1px solid var(--light);
}

.methodology-table tr:hover {
    background: rgba(102, 126, 234, 0.05);
}

/* Communities Grid */
.communities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.community-card {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    border-top: 4px solid var(--accent);
}

.community-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

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

.community-name {
    font-size: 1.3rem;
    font-weight: bold;
    color: var(--dark);
}

.community-year {
    background: var(--success);
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.9rem;
}

.community-stats {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

.stat {
    background: var(--light);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    color: var(--dark);
}

/* Impact Section */
.impact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.impact-card {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 15px;
    box-shadow: var(--shadow);
}

.impact-number {
    font-size: 3rem;
    font-weight: bold;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.impact-label {
    color: var(--grey);
    margin-top: 0.5rem;
}


.section-subsection-title {
    font-size: 1.25rem;
    margin-top: 2rem;
    color: #333;
}

.bibliography-list ul {
    list-style-type: disc;
    padding-left: 1.5rem;
}

.bibliography-list li {
    margin-bottom: 1rem;
    line-height: 1.6;
}

.bibliography-list a {
    color: #0066cc;
    text-decoration: underline;
}

.bibliography-list a:hover {
    text-decoration: none;
}


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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeInUp 1s ease;
}

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

    .secondary-nav {
        display: none;
    }

    .hero {
        margin-top: 80px;
        min-height: calc(100vh - 80px);
    }

    .hero h1 {
        font-size: 1rem;
    }

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

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

    .cards-grid,
    .communities-grid {
        grid-template-columns: 1fr;
    }
}

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

.section:nth-child(even) {
    background: var(--light);
}