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

body {
    font-family: 'Inter', sans-serif;
    color: #333;
    line-height: 1.6;
    background-color: #f8fafc;
}

/* Navbar Styles */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 10%;
    background-color: #ffffff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    font-size: 24px;
    font-weight: 700;
    color: #0f172a;
}

.logo span {
    color: #0284c7; /* Scientific Blue */
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 30px;
}

.nav-links a {
    text-decoration: none;
    color: #64748b;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-links a:hover, .nav-links a.active {
    color: #0284c7;
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    color: #ffffff;
    padding: 100px 10%;
    text-align: center;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 70vh;
}

.hero-content {
    max-width: 800px;
}

.hero-content h1 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
    letter-spacing: -1px;
}

.brand-name {
    color: #38bdf8;
}

.hero-content p {
    font-size: 18px;
    color: #cbd5e1;
    margin-bottom: 40px;
    font-weight: 300;
}

/* Buttons */
.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.btn {
    padding: 12px 30px;
    font-size: 16px;
    font-weight: 600;
    border-radius: 6px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.btn-primary {
    background-color: #0284c7;
    color: #fff;
}

.btn-primary:hover {
    background-color: #0369a1;
}

.btn-secondary {
    background-color: transparent;
    color: #fff;
    border: 2px solid #64748b;
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: #fff;
}

/* Features Section */
.features-section {
    padding: 80px 10%;
    background-color: #f1f5f9;
}

.container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.feature-card {
    background: #ffffff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    border-top: 4px solid #0284c7;
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-card h3 {
    font-size: 20px;
    color: #0f172a;
    margin-bottom: 15px;
}

.feature-card p {
    color: #64748b;
    font-size: 15px;
}

/* Footer */
footer {
    background-color: #0f172a;
    color: #64748b;
    text-align: center;
    padding: 30px 10%;
    font-size: 14px;
    border-top: 1px solid #1e293b;
}