:root {
    --primary-blue: #4f6ec7;
    /*--text-gray: #6c757d;*/
    --text-gray: #333;
    --text-dark: #333;
    --red-accent: #dc3545;
    --yellow-accent: #ffc107;
    --green-accent: #28a745;
    --orange-accent: #fd7e14;
    --light-gray-bg: #f8f9fa;
}

* {
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
}

/* Navigation Styles */
.navbar {
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.navbar-brand {
    font-weight: 600;
    color: var(--text-dark) !important;
    font-size: 1.1rem;
}

.navbar-nav .nav-link {
    color: var(--primary-blue) !important;
    font-weight: 500;
    margin: 0 8px;
    font-size: 1rem;
}

.navbar-nav .nav-link:hover {
    color: #3a5bb8 !important;
}

/* Logo Styles for Navbar */
.logo-container {
    margin-right: 12px;
}

.navbar-logo {
    width: 40px;
    height: 40px;
    object-fit: contain;
    border-radius: 8px;
}

/* Hero Section */
.hero-section {
    padding: 80px 0;
    background-color: #fff;
}

/* Hero Logo Styles */
.hero-logo-container {
    margin: 0 auto 40px;
    display: flex;
    justify-content: center;
}

.hero-logo-img {
    width: 80px;
    height: 80px;
    object-fit: contain;
    border-radius: 12px;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 400;
    color: var(--text-dark);
    line-height: 1.2;
    margin-bottom: 40px;
}

.hero-highlight {
    color: var(--primary-blue);
    font-weight: 600;
}

.hero-text {
    font-size: 1.2rem;
    color: #555;
    line-height: 1.6;
    max-width: 900px;
    margin: 0 auto;
}

.hero-text strong {
    color: #222;
    font-weight: 600;
}

/* About Section */
.about-section {
    padding: 80px 0;
    background-color: #fff;
}

.about-title {
    font-size: 2.5rem;
    font-weight: 400;
    color: var(--text-dark);
    text-align: center;
    margin-bottom: 60px;
}

.feature-box {
    padding: 30px 20px;
    margin-bottom: 40px;
}

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

.feature-icon.blue {
    color: var(--primary-blue);
}

.feature-icon.red {
    color: var(--red-accent);
}

.feature-icon.yellow {
    color: var(--yellow-accent);
}

.feature-title {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 15px;
}

.feature-text {
    font-size: 1rem;
    color: var(--text-gray);
    line-height: 1.6;
    margin-bottom: 25px;
}

.feature-divider {
    width: 100%;
    height: 1px;
    background-color: #e9ecef;
    margin-top: 20px;
}

/* Problem Section */
.problem-section {
    background: linear-gradient(135deg, var(--primary-blue) 0%, #3a5bb8 100%);
    color: white;
    padding: 80px 0;
}

.problem-top {
    padding-bottom: 40px;
}

.problem-bottom {
    padding-top: 40px;
}

.problem-icon {
    font-size: 3rem;
    color: var(--yellow-accent);
    margin-bottom: 30px;
    display: block;
}

.problem-title {
    font-size: 2.5rem;
    font-weight: 400;
    color: white;
    margin-bottom: 40px;
    line-height: 1.2;
}

.problem-content {
    max-width: 900px;
    margin: 0 auto;
}

.problem-text {
    font-size: 1.2rem;
    color: white;
    line-height: 1.6;
    margin-bottom: 0;
    opacity: 0.95;
}

/* Testimonial Sections */
.testimonial-section {
    padding: 60px 0;
    background-color: #fff;
}

.testimonial-header {
    color: var(--primary-blue);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
}

.testimonial-content {
    display: flex;
    align-items: flex-start;
    max-width: 900px;
    margin: 0 auto;
}

.testimonial-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 30px;
    flex-shrink: 0;
}

.testimonial-avatar i {
    font-size: 2rem;
    color: white;
}

.testimonial-avatar.blue {
    background: var(--primary-blue);
}

.testimonial-avatar.green {
    background: var(--green-accent);
}

.testimonial-text {
    font-size: 1.1rem;
    color: var(--text-gray);
    line-height: 1.6;
    margin: 0;
}

.testimonial-highlight {
    color: var(--primary-blue);
    font-weight: 500;
}

/* Access Section */
.access-section {
    padding: 80px 0;
    background-color: #fff;
}

.access-title {
    font-size: 2.5rem;
    font-weight: 400;
    color: var(--text-dark);
    text-align: center;
    margin-bottom: 60px;
}

.step-box {
    text-align: center;
    padding: 20px;
    margin-bottom: 40px;
}

.step-number {
    font-size: 4rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 10px;
    position: relative;
    display: inline-block;
}

.step-number::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 3px;
    background-color: var(--primary-blue);
}

.step-title {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--text-dark);
    margin: 20px 0 15px;
}

.step-text {
    font-size: 1rem;
    color: var(--text-gray);
    line-height: 1.6;
    max-width: 300px;
    margin: 0 auto;
}

/* Practice Tests Section */
.practice-section {
    padding: 80px 0;
    background-color: var(--light-gray-bg);
}

.practice-header {
    color: var(--primary-blue);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
    text-align: center;
}

.practice-title {
    font-size: 2.5rem;
    font-weight: 400;
    color: var(--text-dark);
    text-align: center;
    margin-bottom: 40px;
}

.practice-description {
    font-size: 1.1rem;
    color: var(--text-gray);
    text-align: center;
    max-width: 800px;
    margin: 0 auto 60px;
    line-height: 1.6;
}

.package-container {
    display: flex;
    align-items: center;
    max-width: 900px;
    margin: 0 auto;
    gap: 40px;
}

.package-image {
    flex: 1;
    max-width: 400px;
}

.package-image img {
    width: 100%;
    height: auto;
    border-radius: 12px;
}

.package-details {
    flex: 1;
}

.best-value {
    color: var(--primary-blue);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 10px;
}

.package-title {
    font-size: 2rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 20px;
}

.package-includes {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 15px;
}

.package-list {
    list-style: none;
    padding: 0;
    margin-bottom: 30px;
}

.package-list li {
    color: var(--text-gray);
    margin-bottom: 8px;
    font-size: 1rem;
}

.btn-primary-custom {
    background-color: var(--primary-blue);
    border: none;
    padding: 12px 30px;
    font-size: 1rem;
    font-weight: 500;
    border-radius: 6px;
    color: white;
    text-decoration: none;
    display: inline-block;
    transition: background-color 0.3s ease;
}

.btn-primary-custom:hover {
    background-color: #3a5bb8;
    color: white;
    text-decoration: none;
}

/* Individual Tests Section */
.individual-section {
    padding: 80px 0;
    background-color: #fff;
}

.individual-title {
    font-size: 2.5rem;
    font-weight: 400;
    color: var(--text-dark);
    text-align: center;
    margin-bottom: 60px;
}

.test-card {
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 30px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
    background: white;
}

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

.test-card-image {
    width: 100%;
    height: auto;
    display: block;
}

.test-card-image img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 0;
}

.test-card-body {
    padding: 20px;
    text-align: center;
}

.test-card-name {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 15px;
}

.test-card-features {
    list-style: none;
    padding: 0;
    margin-bottom: 20px;
}

.test-card-features li {
    color: var(--text-gray);
    margin-bottom: 5px;
    font-size: 0.9rem;
}

.test-card-link {
    color: var(--primary-blue);
    text-decoration: none;
    font-size: 0.9rem;
    margin-bottom: 15px;
    display: block;
}

.test-card-link:hover {
    text-decoration: underline;
}

/* Quality Guarantee Section */
.guarantee-section {
    padding: 80px 0;
    background-color: #fff;
}

.guarantee-icon {
    font-size: 3rem;
    color: var(--primary-blue);
    margin-bottom: 30px;
    display: block;
}

.guarantee-title {
    font-size: 2.5rem;
    font-weight: 400;
    color: var(--text-dark);
    margin-bottom: 30px;
}

.guarantee-text {
    font-size: 1.1rem;
    color: var(--text-gray);
    line-height: 1.6;
    max-width: 800px;
    margin: 0 auto;
}

.guarantee-link {
    color: var(--primary-blue);
    text-decoration: underline;
}

.guarantee-link:hover {
    color: #3a5bb8;
}

/* Free Sample Section */
.sample-section {
    padding: 80px 0;
    background-color: var(--light-gray-bg);
}

.sample-icon {
    font-size: 3rem;
    color: var(--primary-blue);
    margin-bottom: 30px;
    display: block;
}

.sample-title {
    font-size: 2.5rem;
    font-weight: 400;
    color: var(--text-dark);
    margin-bottom: 30px;
}

.sample-text {
    font-size: 1.1rem;
    color: var(--text-gray);
    line-height: 1.6;
    max-width: 800px;
    margin: 0 auto 40px;
}

.sample-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
}

.sample-link {
    color: var(--primary-blue);
    text-decoration: underline;
    font-size: 1.1rem;
    font-weight: 500;
}

.sample-link:hover {
    color: #3a5bb8;
}

/* Additional Testimonials Section */
.testimonials-section {
    padding: 80px 0;
    background-color: #fff;
}

.testimonial-item {
    margin-bottom: 60px;
}

.testimonial-item:last-child {
    margin-bottom: 0;
}

/* Study Guide Section */
.study-guide-section {
    padding: 80px 0;
    background-color: #fff;
}

.study-guide-title {
    font-size: 2.5rem;
    font-weight: 400;
    color: var(--text-dark);
    margin-bottom: 40px;
    line-height: 1.2;
}

.study-guide-intro {
    font-size: 1.1rem;
    color: var(--text-gray);
    line-height: 1.6;
    margin-bottom: 50px;
}

.principles-title {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 30px;
}

.step-section {
    margin-bottom: 50px;
}

.step-heading {
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 20px;
}

.content-list {
    list-style: disc;
    padding-left: 20px;
    margin-bottom: 20px;
}

.content-list li {
    color: var(--text-gray);
    margin-bottom: 10px;
    line-height: 1.6;
}

.sub-list {
    list-style: disc;
    padding-left: 20px;
    margin-top: 10px;
}

.sub-list li {
    color: var(--text-gray);
    margin-bottom: 5px;
}

.content-text {
    font-size: 1.1rem;
    color: var(--text-gray);
    line-height: 1.6;
}

/* Why Created Section */
.why-created-section {
    padding: 80px 0;
    background-color: var(--light-gray-bg);
}

.why-created-title {
    font-size: 2.5rem;
    font-weight: 400;
    color: var(--text-dark);
    text-align: center;
    margin-bottom: 60px;
}

.why-created-content {
    display: flex;
    align-items: flex-start;
    max-width: 1200px;
    margin: 0 auto;
    gap: 60px;
}

.results-image {
    flex: 0 0 450px;
}

.results-image img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    border: 2px solid #ddd;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease;
}

.results-image img:hover {
    transform: scale(1.02);
}

.why-created-text {
    flex: 1;
}

.text-section {
    margin-bottom: 35px;
}

.text-section:last-child {
    margin-bottom: 0;
}

.text-section p {
    font-size: 1.1rem;
    color: var(--text-gray);
    line-height: 1.7;
    margin-bottom: 20px;
}

.text-section p:last-child {
    margin-bottom: 0;
}

.subsection-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-dark);
    margin: 0 0 20px 0;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--primary-blue);
    display: inline-block;
}

/* Content Section */
.content-section {
    padding: 80px 0;
    background-color: #fff;
}

.content-title {
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 20px;
}

.content-text {
    font-size: 1.1rem;
    color: var(--text-gray);
    line-height: 1.6;
    margin-bottom: 30px;
}

.quote-text {
    font-style: italic;
    color: var(--text-gray);
    margin: 30px 0;
    padding: 20px;
    border-left: 4px solid var(--primary-blue);
    background-color: var(--light-gray-bg);
    font-size: 1rem;
}

.signature {
    margin-top: 30px;
}

.signature p {
    margin-bottom: 5px;
    color: var(--text-gray);
}

/* Contact Section */
.contact-section {
    padding: 80px 0;
    background-color: var(--light-gray-bg);
}

.contact-title {
    font-size: 2.5rem;
    font-weight: 400;
    color: var(--text-dark);
    margin-bottom: 40px;
}

.contact-important {
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 20px;
}

.contact-text {
    color: var(--text-gray);
    line-height: 1.6;
    margin-bottom: 30px;
}

.contact-link {
    color: var(--primary-blue);
    text-decoration: underline;
}

.contact-link:hover {
    color: #3a5bb8;
}

.form-group {
    margin-bottom: 20px;
}

.form-label {
    font-weight: 500;
    color: var(--text-dark);
    margin-bottom: 8px;
    display: block;
}

.required {
    color: var(--red-accent);
}

.form-control {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
    font-family: inherit;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 2px rgba(79, 110, 199, 0.2);
}

.btn-submit {
    background-color: #e9ecef;
    border: 1px solid #ddd;
    padding: 10px 20px;
    font-size: 1rem;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s ease;
    font-family: inherit;
}

.btn-submit:hover {
    background-color: #dee2e6;
}

/* Footer */
.footer {
    padding: 40px 0;
    background-color: #fff;
    border-top: 1px solid #e9ecef;
}

.footer-text {
    text-align: center;
    color: var(--text-gray);
    margin-bottom: 20px;
    font-size: 0.95rem;
}

.footer-links {
    text-align: center;
}

.footer-links a {
    color: var(--primary-blue);
    text-decoration: none;
    margin: 0 15px;
    font-size: 0.95rem;
}

.footer-links a:hover {
    text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .about-title, .access-title, .practice-title, .individual-title,
    .guarantee-title, .sample-title, .why-created-title, .contact-title {
        font-size: 2rem;
    }

    .study-guide-title {
        font-size: 2rem;
    }

    .step-number {
        font-size: 3rem;
    }

    .testimonial-content {
        flex-direction: column;
        text-align: center;
    }

    .testimonial-avatar {
        margin: 0 auto 20px;
    }

    .package-container {
        flex-direction: column;
        text-align: center;
    }

    .why-created-content {
        flex-direction: column;
        gap: 40px;
    }

    .results-image {
        flex: none;
        max-width: 100%;
        text-align: center;
    }

    .results-image img {
        max-width: 400px;
    }

    .sample-links {
        flex-direction: column;
        align-items: center;
    }

    .feature-box {
        text-align: center;
        margin-bottom: 50px;
    }

    .problem-title {
        font-size: 2rem;
    }

    .problem-text {
        font-size: 1.1rem;
    }

    /* Mobile logo adjustments */
    .navbar-logo {
        width: 35px;
        height: 35px;
    }

    .hero-logo-img {
        width: 60px;
        height: 60px;
    }

    .hero-text {
        font-size: 1.1rem;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 2rem;
    }

    .navbar-nav .nav-link {
        margin: 0 5px;
    }

    .step-text {
        max-width: 100%;
    }

    .navbar-logo {
        width: 30px;
        height: 30px;
    }

    .hero-logo-img {
        width: 50px;
        height: 50px;
    }

    .results-image img {
        max-width: 100%;
    }

    .subsection-title {
        font-size: 1.3rem;
    }
}