.collab-container {
    max-width: 1200px;
    margin: 60px auto;
    padding: 0 40px;
}

h1 {
    font-size: 48px;
    color: #1d3557;
    margin-bottom: 20px;
    text-align: center;
}

.intro-text {
    text-align: center;
    color: #555;
    font-size: 18px;
    margin-bottom: 50px;
    line-height: 1.8;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.section-title {
    font-size: 36px;
    color: #1d3557;
    margin-top: 60px;
    margin-bottom: 30px;
    text-align: center;
}

.collab-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.collab-card {
    background: white;
    padding: 25px;
    border-radius: 30px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s, box-shadow 0.3s;
    text-align: center;
    max-width: 380px;
    width: 100%;
    margin: 0 auto;
}

.collab-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.collab-image {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto 20px;
    border: 4px solid #8ecae6;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.collab-card h3 {
    color: #457b9d;
    font-size: 20px;
    margin-bottom: 15px;
}

.collab-card .institution {
    color: #1d3557;
    font-weight: 600;
    font-size: 16px;
    margin-bottom: 10px;
}

.collab-card .location {
    color: #888;
    font-size: 14px;
    margin-bottom: 15px;
}

.collab-card p {
    color: #666;
    line-height: 1.7;
    margin-bottom: 15px;
}

.collab-card .focus-area {
    display: inline-block;
    background: #e8f4f8;
    color: #457b9d;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 13px;
    margin: 5px 5px 5px 0;
    font-weight: 500;
}

.opportunities-section {
    background: white;
    padding: 50px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    margin-top: 50px;
}

.opportunities-section h2 {
    color: #1d3557;
    font-size: 32px;
    margin-bottom: 30px;
    text-align: center;
}

.opportunity-item {
    margin-bottom: 30px;
    padding: 25px;
    background: #f8f9fa;
    border-radius: 8px;
    border-left: 4px solid #457b9d;
}

.opportunity-item h4 {
    color: #1d3557;
    font-size: 20px;
    margin-bottom: 12px;
}

.opportunity-item p {
    color: #666;
    line-height: 1.7;
}

.cta-section {
    background: linear-gradient(135deg, #457b9d 0%, #1d3557 100%);
    color: white;
    padding: 50px;
    border-radius: 10px;
    text-align: center;
    margin-top: 50px;
}

.cta-section h2 {
    font-size: 32px;
    margin-bottom: 20px;
}

.cta-section p {
    font-size: 18px;
    margin-bottom: 30px;
    line-height: 1.7;
}

.cta-button {
    display: inline-block;
    background: white;
    color: #1d3557;
    padding: 15px 40px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    transition: transform 0.3s, box-shadow 0.3s;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 255, 255, 0.3);
}

.stats-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin: 50px 0;
}

.stat-card {
    background: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.stat-number {
    font-size: 48px;
    color: #457b9d;
    font-weight: bold;
    margin-bottom: 10px;
}

.stat-label {
    color: #666;
    font-size: 16px;
}

@media (max-width: 768px) {
    .collab-grid {
        grid-template-columns: 1fr;
        padding: 0 10px;
    }

    .collab-card {
        text-align: center !important;
        margin: 0 auto 30px;
        max-width: 350px;
    }

    .collab-card p {
        text-align: justify !important;
    }

    .nav-links {
        gap: 20px;
        font-size: 14px;
    }

    h1 {
        font-size: 36px;
    }

    .section-title {
        font-size: 28px;
    }

    .opportunities-section,
    .cta-section {
        padding: 30px 25px;
    }
}

.rrg-slider-container {
    width: 100%;
    max-width: 1200px;
    background: white;
    border-radius: 12px;
    padding: 60px 40px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.rrg-slider-title {
    text-align: center;
    margin-bottom: 50px;
    font-size: 2em;
    color: #1e3a5f;
    font-weight: 600;
}

.rrg-slider {
    position: relative;
    overflow: hidden;
    padding: 20px 0;
}

.rrg-slider-track {
    display: flex;
    transition: transform 0.5s ease;
}

.rrg-slider-slide {
    min-width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 60px;
    padding: 0 20px;
}

.rrg-slider-logo {
    width: 300px;
    height: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25em;
    font-weight: 700;
    color: #1e3a5f;
    transition: transform 0.3s ease;
    padding: 10px;
}

.rrg-slider-logo:hover {
    transform: scale(1.1);
    color: #4db8a8;
}

.rrg-slider-controls {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 50px;
}

.rrg-slider-btn {
    width: 50px;
    height: 50px;
    background: white;
    color: #1e3a5f;
    border: 1px solid #e2e8f0;
    border-radius: 50%;
    cursor: pointer;
    font-size: 0;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.rrg-slider-btn::before {
    content: '→';
    font-size: 18px;
    font-weight: bold;
}

.rrg-slider-btn#rrgPrevBtn::before {
    content: '←';
}

.rrg-slider-btn:hover {
    background: #1e3a5f;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(30, 58, 95, 0.2);
    border-color: #1e3a5f;
}

.rrg-slider-btn:active {
    transform: translateY(0);
}

.rrg-slider-dots {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 30px;
}

.rrg-slider-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #d1d5db;
    cursor: pointer;
    transition: all 0.3s ease;
}

.rrg-slider-dot.active {
    background: #4db8a8;
    width: 28px;
    border-radius: 5px;
}

/* New Choice Section */
.collaboration-choice-section {
    display: flex;
    gap: 40px;
    justify-content: center;
    margin: 80px 0;
    padding: 0 20px;
    flex-wrap: wrap;
}

.choice-card {
    position: relative;
    overflow: hidden;
    border-radius: 15px;
    width: 45%;
    max-width: 350px;
    cursor: pointer;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    text-decoration: none;
    display: flex;
    flex-direction: column;
    background: white;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.choice-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

.choice-card img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    border-bottom: 4px solid #457b9d;
}

.choice-card h3 {
    color: #1d3557;
    font-size: 20px;
    font-weight: 600;
    text-align: center;
    padding: 20px 15px;
    margin: 0;
    background: white;
}

@media (max-width: 768px) {
    .choice-card {
        width: 100%;
        max-width: 350px;
        margin: 0 auto;
    }

    .choice-card img {
        height: 200px;
    }
}