:root {
    --primary: #007bff;
    --dark: #343a40;
    --light: #f8f9fa;
}

body {
    font-family: 'Segoe UI', Arial, sans-serif;
    margin: 0;
    line-height: 1.6;
    color: var(--dark);
    background: var(--light);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 10%;
    background: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary);
    display: flex;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    margin-left: 20px;
    color: var(--dark);
    font-weight: 500;
    transition: 0.3s;
}

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

.btn-login {
    border: 2px solid var(--primary);
    padding: 8px 25px;
    border-radius: 5px;
    color: var(--primary) !important;
}

.btn-login:hover {
    background: var(--primary);
    color: white !important;
}

.hero {
    text-align: center;
    padding: 100px 10%;
    background: white;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    color: #222;
}

.hero p {
    font-size: 1.2rem;
    color: #666;
    max-width: 750px;
    margin: 0 auto 40px;
}

.cta-btn {
    background: var(--primary);
    color: white;
    padding: 18px 45px;
    border-radius: 35px;
    text-decoration: none;
    font-size: 1.2rem;
    font-weight: bold;
    box-shadow: 0 5px 20px rgba(0, 123, 255, 0.4);
    transition: 0.3s;
}

.cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 123, 255, 0.5);
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    padding: 80px 10%;
}

.feature-card {
    background: white;
    padding: 40px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.05);
    transition: 0.3s;
}

.feature-card:hover {
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.25);
}

.icon {
    font-size: 3rem;
    margin-bottom: 20px;
    display: block;
}

.feature-card h3 {
    margin-bottom: 15px;
    font-size: 1.4rem;
}

.feature-card p {
    color: #777;
    font-size: 0.95rem;
}

#footer-info {
    text-align: center;
    padding: 60px 10%;
    color: #aaa;
    font-size: 0.9rem;
    border-top: 1px solid #eee;
}