:root {
    --primary: #1e70eb;
    --primary-light: #4a8eef;
    --primary-dark: #1557c2;
    --secondary: #f8f9fa;
    --dark: #212529;
    --light: #ffffff;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    overflow-x: hidden;
    line-height: 1.6;
}

/* Floating curved navbar */
.navbar {
    background: var(--light);
    border-radius: 0 0 20px 20px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    padding: 15px 30px;
    transition: all 0.3s ease;
}

.navbar-brand {
    font-weight: 700;
    color: var(--primary);
    font-size: 1.8rem;
}

.nav-link {
    color: var(--dark);
    font-weight: 500;
    margin: 0 10px;
    transition: all 0.3s;
}

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

.navbar-toggler {
    border: none;
    outline: none;
}

/* Hero section */
.research-hero {
    background: linear-gradient(rgba(30, 112, 235, 0.9), rgba(30, 112, 235, 0.8)), url('https://images.unsplash.com/photo-1532094349884-543bc11b234d?ixlib=rb-4.0.3&auto=format&fit=crop&w=1350&q=80');
    background-size: cover;
    background-position: center;
    color: var(--light);
    padding: 150px 0 100px;
    text-align: center;
}

/* Process section */
.process-section {
    padding: 80px 0;
    background: var(--secondary);
}

.process-step {
    background: var(--light);
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    margin-bottom: 30px;
    transition: all 0.3s;
    border-left: 5px solid var(--primary);
}

.process-step:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: var(--primary);
    color: var(--light);
    border-radius: 50%;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.step-content {
    padding-left: 10px;
}

.step-details {
    margin-top: 20px;
}

.step-details ul {
    padding-left: 20px;
}

.step-details li {
    margin-bottom: 10px;
}

.tools-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 15px;
}

.tool-tag {
    background: rgba(30, 112, 235, 0.1);
    color: var(--primary-dark);
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
}

/* Tips section */
.tips-section {
    padding: 80px 0;
    background: var(--light);
}

.tip-card {
    background: var(--secondary);
    border-radius: 15px;
    padding: 25px;
    height: 100%;
    transition: all 0.3s;
}

.tip-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.tip-icon {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 15px;
}

/* Timeline */
.process-timeline {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 0;
}

.process-timeline::after {
    content: '';
    position: absolute;
    width: 6px;
    background-color: var(--primary-light);
    top: 0;
    bottom: 0;
    left: 50%;
    margin-left: -3px;
}

.timeline-item {
    padding: 10px 40px;
    position: relative;
    width: 50%;
    box-sizing: border-box;
}

.timeline-item::after {
    content: '';
    position: absolute;
    width: 25px;
    height: 25px;
    background-color: var(--light);
    border: 4px solid var(--primary);
    top: 15px;
    border-radius: 50%;
    z-index: 1;
}

.left {
    left: 0;
}

.right {
    left: 50%;
}

.left::after {
    right: -13px;
}

.right::after {
    left: -13px;
}

.timeline-content {
    padding: 20px 30px;
    background-color: var(--light);
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

/* Resources section */
.resources-section {
    padding: 80px 0;
    background: var(--secondary);
}

.resource-card {
    background: var(--light);
    border-radius: 15px;
    padding: 25px;
    height: 100%;
    transition: all 0.3s;
    text-align: center;
}

.resource-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.resource-icon {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 15px;
}

/* Footer */
footer {
    background: var(--dark);
    color: var(--light);
    padding: 60px 0 30px;
}

.social-links {
    margin: 20px 0;
}

.social-links a {
    display: inline-block;
    height: 45px;
    width: 45px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    margin: 0 10px;
    color: var(--light);
    text-align: center;
    line-height: 45px;
    transition: all 0.3s;
}

.social-links a:hover {
    background: var(--primary);
    transform: translateY(-5px);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .research-hero {
        padding: 120px 0 80px;
    }
    
    .process-timeline::after {
        left: 31px;
    }
    
    .timeline-item {
        width: 100%;
        padding-left: 70px;
        padding-right: 25px;
    }
    
    .timeline-item::after {
        left: 18px;
    }
    
    .right {
        left: 0%;
    }
}