:root {
    --primary-blue: #2a6fdb;
    --dark-blue: #1a4b9b;
    --light-blue: #e6f0ff;
    --medium-gray: #6c757d;
    --dark-gray: #343a40;
    --light-gray: #f8f9fa;
    --white: #ffffff;
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: var(--white);
    color: var(--dark-gray);
    line-height: 1.6;
}

/* Navigation */
header {
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5%;
    max-width: 1400px;
    margin: 0 auto;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-blue);
    text-decoration: none;
    display: flex;
    align-items: center;
}

.logo i {
    margin-right: 0.5rem;
}

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

.nav-links li {
    margin-left: 2rem;
}

.nav-links a {
    color: var(--dark-gray);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

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

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    background: var(--primary-blue);
    bottom: -5px;
    left: 0;
    transition: var(--transition);
}

.nav-links a:hover::after {
    width: 100%;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--dark-gray);
    cursor: pointer;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--light-blue), var(--white));
    padding: 8rem 5% 5rem;
    text-align: center;
    margin-top: 60px;
}

.hero h1 {
    font-size: 2.8rem;
    margin-bottom: 1.5rem;
    color: var(--light-blue);
    animation: fadeInUp 1s ease;
}

.hero p {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 2rem;
    color: var(--white);
    animation: fadeInUp 1s ease 0.2s forwards;
    opacity: 0;
}

.cta-button {
    display: inline-block;
    background-color: var(--primary-blue);
    color: var(--white);
    padding: 0.8rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(42, 111, 219, 0.3);
    animation: fadeInUp 1s ease 0.4s forwards;
    opacity: 0;
}

.cta-button:hover {
    background-color: var(--dark-blue);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(42, 111, 219, 0.4);
}

/* Sections */
section {
    padding: 5rem 5%;
    max-width: 1400px;
    margin: 0 auto;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
    color: var(--dark-blue);
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    width: 80px;
    height: 4px;
    background: var(--primary-blue);
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 2px;
}

.section-subtitle {
    text-align: center;
    color: var(--medium-gray);
    max-width: 700px;
    margin: 0 auto 3rem;
}

/* Features */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--white);
    border-radius: 8px;
    padding: 2rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
    border-top: 4px solid var(--primary-blue);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    font-size: 2.5rem;
    color: var(--primary-blue);
    margin-bottom: 1.5rem;
}

.feature-title {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--dark-blue);
}

.feature-desc {
    color: var(--medium-gray);
}

/* Pricing */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.pricing-card {
    background: var(--white);
    border-radius: 8px;
    padding: 2rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
    text-align: center;
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.pricing-card:hover {
    transform: scale(1.03);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.pricing-card.featured {
    border: 2px solid var(--primary-blue);
    position: relative;
}

.featured-badge {
    position: absolute;
    top: -15px;
    right: 20px;
    background: var(--primary-blue);
    color: var(--white);
    padding: 0.3rem 1rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
}

.pricing-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--dark-blue);
}

.pricing-price {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 1.5rem;
}

.pricing-features {
    list-style: none;
    margin-bottom: 2rem;
}

.pricing-features li {
    margin-bottom: 0.8rem;
    color: var(--medium-gray);
}

.pricing-button {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    background: var(--primary-blue);
    color: var(--white);
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.pricing-button:hover {
    background: var(--dark-blue);
    transform: translateY(-3px);
}

/* Testimonials */
.testimonials {
    background: var(--light-gray);
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.testimonial-text {
    font-style: italic;
    margin-bottom: 1.5rem;
    color: var(--medium-gray);
}

.testimonial-author {
    display: flex;
    align-items: center;
}

.author-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--primary-blue);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    margin-right: 1rem;
}

.author-info h4 {
    color: var(--dark-blue);
}

.author-info p {
    color: var(--medium-gray);
    font-size: 0.9rem;
}

/* Contact */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
}

.contact-info {
    margin-bottom: 2rem;
}

.contact-info h3 {
    color: var(--dark-blue);
    margin-bottom: 1.5rem;
}

.contact-details {
    list-style: none;
}

.contact-details li {
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
}

.contact-details i {
    margin-right: 1rem;
    color: var(--primary-blue);
    width: 20px;
    text-align: center;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 1rem;
    margin-bottom: 1rem;
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 4px;
    font-size: 1rem;
}

.contact-form textarea {
    height: 150px;
}

.submit-button {
    background: var(--primary-blue);
    color: var(--white);
    border: none;
    padding: 1rem 2rem;
    border-radius: 50px;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
}

.submit-button:hover {
    background: var(--dark-blue);
    transform: translateY(-3px);
}

/* Footer */
footer {
    background: var(--dark-gray);
    color: var(--white);
    padding: 3rem 5%;
    text-align: center;
}

.footer-logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--white);
    text-decoration: none;
    display: flex;
    align-items: center;
    margin-bottom: 1.5rem;
    display: inline-block;
}

.footer-links {
    display: flex;
    justify-content: center;
    list-style: none;
    margin-bottom: 2rem;
}

.footer-links li {
    margin: 0 1rem;
}

.footer-links a {
    color: var(--white);
    text-decoration: none;
    transition: var(--transition);
}

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

.social-links {
    display: flex;
    justify-content: center;
    list-style: none;
    margin-bottom: 2rem;
}

.social-links li {
    margin: 0 0.5rem;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: var(--white);
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary-blue);
    transform: translateY(-3px);
}

.copyright {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate {
    opacity: 0;
}

.animate.animated {
    animation: fadeInUp 1s ease forwards;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 60px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 60px);
        background: var(--white);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        transition: var(--transition);
    }

    .nav-links.active {
        left: 0;
    }

    .nav-links li {
        margin: 1rem 0;
    }

    .mobile-menu-btn {
        display: block;
    }

    .hero h1 {
        font-size: 2.2rem;
    }

    section {
        padding: 3rem 5%;
    }
}