/* Base Styles */
:root {
    --primary-color: #0052cc;
    --secondary-color: #0065ff;
    --accent-color: #00a3bf;
    --text-color: #172b4d;
    --text-light: #5e6c84;
    --background-light: #f4f5f7;
    --white: #ffffff;
    --border-color: #dfe1e6;
    --success-color: #36b37e;
    --warning-color: #ffab00;
    --error-color: #ff5630;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --border-radius: 8px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Montserrat', sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    background-color: var(--background-light);
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
    text-align: center;
    margin-bottom: 2rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1rem;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--secondary-color);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

section {
    padding: 4rem 0;
}

/* Button Styles */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
}

.btn-primary:hover {
    background-color: var(--secondary-color);
    color: var(--white);
}

.btn-secondary {
    background-color: var(--accent-color);
    color: var(--white);
    border: none;
}

.btn-secondary:hover {
    background-color: #0090a8;
    color: var(--white);
}

.btn-outline {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-outline:hover {
    background-color: var(--primary-color);
    color: var(--white);
}

/* Header Styles */
header {
    background-color: var(--white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 0.5rem 0;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
}

.logo {
    display: flex;
    align-items: center;
    max-width: 320px;
}

.logo img {
    height: 100px;
    width: auto;
    max-width: 100%;
}

nav ul {
    display: flex;
    gap: 1.5rem;
}

nav a {
    color: var(--text-color);
    font-weight: 500;
    padding: 0.5rem 0;
    position: relative;
}

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

nav a.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--primary-color);
}

.auth-buttons {
    display: flex;
    gap: 1rem;
}

/* Hero Section */
.hero {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 6rem 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background-image: linear-gradient(135deg, rgba(0, 82, 204, 0.9) 0%, rgba(0, 101, 255, 0.9) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

/* Features Section */
.features {
    background-color: var(--white);
    padding: 5rem 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    background-color: var(--white);
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.feature-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(0, 82, 204, 0.1);
    border-radius: 50%;
    color: var(--primary-color);
}

.feature-icon svg {
    width: 32px;
    height: 32px;
}

/* About Section */
.about {
    background-color: var(--background-light);
    padding: 5rem 0;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.about-text p {
    margin-bottom: 1.5rem;
}

.about-image img {
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
}

/* Testimonials Section */
.testimonials {
    background-color: var(--white);
    padding: 5rem 0;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.testimonial-card {
    background-color: var(--white);
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--shadow-sm);
    border-left: 4px solid var(--primary-color);
}

.testimonial-content {
    margin-bottom: 1.5rem;
}

.testimonial-content p {
    font-style: italic;
}

.testimonial-author h4 {
    margin-bottom: 0.25rem;
}

.testimonial-author p {
    color: var(--text-light);
    margin-bottom: 0;
}

/* CTA Section */
.cta {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 5rem 0;
}

.cta-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.cta h2 {
    margin-bottom: 1rem;
}

.cta p {
    margin-bottom: 2rem;
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.cta .btn-outline {
    border-color: var(--white);
    color: var(--white);
}

.cta .btn-outline:hover {
    background-color: var(--white);
    color: var(--primary-color);
}

/* Resources Section */
.resources {
    background-color: var(--background-light);
    padding: 5rem 0;
}

.resources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.resource-card {
    background-color: var(--white);
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: block;
    color: var(--text-color);
}

.resource-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    color: var(--primary-color);
}

.resource-card h3 {
    margin-bottom: 0.75rem;
}

.resource-card p {
    color: var(--text-light);
    margin-bottom: 0;
}

/* Footer */
footer {
    background-color: #172b4d;
    color: var(--white);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-logo img {
    height: 80px;
    width: auto;
    margin-bottom: 1rem;
}

.footer-logo p {
    opacity: 0.8;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer-column h4 {
    margin-bottom: 1.5rem;
    color: var(--white);
}

.footer-column ul li {
    margin-bottom: 0.75rem;
}

.footer-column a {
    color: rgba(255, 255, 255, 0.8);
    transition: color 0.3s ease;
}

.footer-column a:hover {
    color: var(--white);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    margin-bottom: 0;
    opacity: 0.8;
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.footer-social a {
    color: rgba(255, 255, 255, 0.8);
    transition: color 0.3s ease;
}

.footer-social a:hover {
    color: var(--white);
}

/* Responsive Styles */
@media (max-width: 992px) {
    .header-content {
        flex-direction: column;
        padding: 1rem 0;
    }
    
    .logo {
        margin-bottom: 1rem;
        justify-content: center;
    }
    
    .logo img {
        height: 90px;
    }
    
    nav ul {
        margin-bottom: 1rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .about-image {
        order: -1;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    .hero {
        padding: 4rem 0;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 1rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        gap: 1rem;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
    }
}

@media (max-width: 576px) {
    .logo img {
        height: 80px;
    }
    
    nav ul {
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem;
    }
    
    .auth-buttons {
        flex-direction: column;
        gap: 0.5rem;
    }
}