/* Root Variables */
:root {
    --primary-blue: #1e40af;
    --primary-blue-dark: #1e3a8a;
    --primary-blue-light: #3b82f6;
    --secondary-blue: #60a5fa;
    --accent-blue: #93c5fd;
    --text-dark: #1f2937;
    --text-medium: #4b5563;
    --text-light: #6b7280;
    --bg-white: #ffffff;
    --bg-gray-light: #f9fafb;
    --bg-gray: #f3f4f6;
    --border-gray: #e5e7eb;
    --success-green: #10b981;
    --error-red: #ef4444;
}

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

html {
    scroll-behavior: smooth;
}

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

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

/* Navigation */
.navbar {
    background: var(--bg-white);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-blue);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-medium);
    font-weight: 500;
    transition: color 0.3s ease;
}

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

.lang-toggle-btn {
    background: var(--primary-blue);
    color: white;
    border: none;
    border-radius: 20px;
    padding: 0.35rem 1rem;
    font-size: 0.9rem;
    font-family: inherit;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s ease;
    white-space: nowrap;
}

.lang-toggle-btn:hover {
    background: var(--primary-blue-dark);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
    color: var(--bg-white);
    padding: 6rem 0;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    color: var(--accent-blue);
    line-height: 1.6;
}

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 0.5rem;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    cursor: pointer;
}

.btn-primary {
    background: var(--bg-white);
    color: var(--primary-blue);
}

.btn-primary:hover {
    background: var(--bg-gray-light);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.btn-secondary {
    background: transparent;
    color: var(--bg-white);
    border-color: var(--bg-white);
}

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

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

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    align-items: center;
}

.about h2 {
    font-size: 2.5rem;
    color: var(--primary-blue);
    margin-bottom: 1.5rem;
}

.about-text p {
    margin-bottom: 1.25rem;
    color: var(--text-medium);
    font-size: 1.1rem;
}

.about-image {
    text-align: center;
}

.profile-photo {
    width: 100%;
    max-width: 300px;
    border-radius: 0.75rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.photo-caption {
    margin-top: 1rem;
    font-size: 0.9rem;
    color: var(--text-light);
    font-style: italic;
}

/* Course Value Section */
.course-value {
    padding: 5rem 0;
    background: var(--bg-gray-light);
}

.course-value h2 {
    font-size: 2.5rem;
    color: var(--primary-blue);
    text-align: center;
    margin-bottom: 1rem;
}

.section-intro {
    text-align: center;
    font-size: 1.1rem;
    color: var(--text-medium);
    max-width: 700px;
    margin: 0 auto 3rem;
}

.value-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.value-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 0.75rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.value-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(30, 64, 175, 0.1);
}

.value-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.value-card h3 {
    color: var(--primary-blue);
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.value-card p {
    color: var(--text-medium);
    line-height: 1.6;
}

.cta-center {
    text-align: center;
}

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

.testimonials h2 {
    font-size: 2.5rem;
    color: var(--primary-blue);
    text-align: center;
    margin-bottom: 3rem;
}

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

.testimonial-card {
    background: var(--bg-gray-light);
    padding: 2rem;
    border-radius: 0.75rem;
    border-left: 4px solid var(--primary-blue);
}

.testimonial-text {
    font-size: 1.1rem;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
    font-style: italic;
    line-height: 1.7;
}

.testimonial-author {
    color: var(--text-medium);
    font-size: 0.95rem;
}

.testimonial-author strong {
    color: var(--text-dark);
}

/* Videos Section */
.videos {
    padding: 5rem 0;
    background: var(--bg-gray-light);
}

.videos h2 {
    font-size: 2.5rem;
    color: var(--primary-blue);
    text-align: center;
    margin-bottom: 1rem;
}

.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2.5rem;
}

.video-card {
    background: var(--bg-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.07);
}

.video-wrapper {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
}

.video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.video-card h3 {
    font-size: 1.2rem;
    color: var(--primary-blue);
    margin: 1.25rem 1.25rem 0.5rem;
}

.video-card p {
    color: var(--text-medium);
    font-size: 0.95rem;
    margin: 0 1.25rem 1.25rem;
}

/* Social Connect Section */
.social-connect {
    padding: 5rem 0;
    background: var(--bg-gray-light);
}

.social-connect h2 {
    font-size: 2.5rem;
    color: var(--primary-blue);
    text-align: center;
    margin-bottom: 1rem;
}

.social-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 900px;
    margin: 0 auto;
}

.social-card {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 2rem;
    background: var(--bg-white);
    border-radius: 0.75rem;
    text-decoration: none;
    color: var(--text-dark);
    transition: all 0.3s ease;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.social-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(30, 64, 175, 0.15);
}

.social-icon {
    width: 48px;
    height: 48px;
    color: var(--primary-blue);
    flex-shrink: 0;
}

.social-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.25rem;
    color: var(--primary-blue);
}

.social-card p {
    font-size: 0.95rem;
    color: var(--text-medium);
}

/* Contact Section */
.contact {
    padding: 5rem 0;
    background: var(--bg-white);
}

.contact h2 {
    font-size: 2.5rem;
    color: var(--primary-blue);
    text-align: center;
    margin-bottom: 1rem;
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-dark);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.875rem;
    border: 2px solid var(--border-gray);
    border-radius: 0.5rem;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
}

.form-group textarea {
    resize: vertical;
}

/* Checkbox Group Styles */
.checkbox-group-label {
    display: block;
    margin-bottom: 1rem;
    font-weight: 500;
    color: var(--text-dark);
}

.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
    padding: 1rem;
    background: var(--bg-gray-light);
    border: 2px solid var(--border-gray);
    border-radius: 0.5rem;
    transition: all 0.3s ease;
}

.checkbox-label:hover {
    border-color: var(--primary-blue-light);
    background: var(--bg-white);
}

.checkbox-label input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: var(--primary-blue);
}

.checkbox-label input[type="checkbox"]:checked + .checkbox-text {
    font-weight: 600;
    color: var(--primary-blue);
}

.checkbox-text {
    font-size: 1rem;
    color: var(--text-dark);
    transition: all 0.3s ease;
}

.checkbox-error {
    color: var(--error-red);
    font-size: 0.9rem;
    margin-top: 0.5rem;
}

.form-status {
    margin-top: 1rem;
    padding: 0.75rem;
    border-radius: 0.5rem;
    text-align: center;
    display: none;
}

.form-status.success {
    display: block;
    background: #d1fae5;
    color: #065f46;
}

.form-status.error {
    display: block;
    background: #fee2e2;
    color: #991b1b;
}

/* Footer */
.footer {
    background: var(--text-dark);
    color: var(--bg-gray-light);
    padding: 3rem 0 1.5rem;
}

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

.footer-section h3 {
    color: var(--bg-white);
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

.footer-section p {
    color: var(--text-light);
    line-height: 1.7;
}

.footer-section a {
    color: var(--secondary-blue);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: var(--accent-blue);
}

.footer-social {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--text-medium);
    color: var(--text-light);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .about-content {
        grid-template-columns: 1fr;
    }

    .about-image {
        order: -1;
    }

    .value-grid {
        grid-template-columns: 1fr;
    }

    .testimonial-grid {
        grid-template-columns: 1fr;
    }

    .social-links {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-social {
        align-items: center;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-white);
        flex-direction: column;
        padding: 1rem;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    }

    .nav-links.active {
        display: flex;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .about h2,
    .course-value h2,
    .testimonials h2,
    .social-connect h2,
    .contact h2 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 4rem 0;
    }

    .hero h1 {
        font-size: 1.75rem;
    }

    .btn {
        width: 100%;
        text-align: center;
    }

    .value-card,
    .testimonial-card {
        padding: 1.5rem;
    }
}

/* Download Page Specific Styles */

/* Top Banner */
.download-banner {
    background: linear-gradient(135deg, var(--primary-blue-dark) 0%, var(--primary-blue) 100%);
    color: var(--bg-white);
    padding: 1rem 0;
    text-align: center;
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: 0.5px;
}

.banner-text {
    margin: 0;
}

/* Download Hero */
.download-hero {
    padding: 4rem 0 3rem;
    background: var(--bg-white);
    text-align: center;
}

.download-hero h1 {
    font-size: 2.5rem;
    color: var(--primary-blue);
    max-width: 900px;
    margin: 0 auto 3rem;
    line-height: 1.3;
}

.download-hero-image {
    max-width: 100%;
    margin: 0 auto 2rem;
}

.hero-image {
    width: 100%;
    height: auto;
    border-radius: 1rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.pdf-preview-placeholder {
    background: var(--bg-gray-light);
    border: 3px solid var(--border-gray);
    border-radius: 1rem;
    padding: 4rem 2rem;
    text-align: center;
}

.pdf-icon {
    font-size: 5rem;
    margin-bottom: 1rem;
}

.pdf-preview-placeholder p {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-dark);
    line-height: 1.5;
}

.download-subheadline {
    font-size: 1.5rem;
    color: var(--text-medium);
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.5;
    font-weight: 500;
}

/* What's Inside */
.whats-inside {
    padding: 5rem 0;
    background: var(--bg-gray-light);
}

.whats-inside h2 {
    font-size: 2.5rem;
    color: var(--primary-blue);
    text-align: center;
    margin-bottom: 3rem;
}

.benefits-list {
    max-width: 900px;
    margin: 0 auto;
}

.benefit-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    align-items: flex-start;
}

.checkmark {
    color: var(--success-green);
    font-size: 1.5rem;
    font-weight: bold;
    flex-shrink: 0;
}

.benefit-item p {
    font-size: 1.1rem;
    color: var(--text-medium);
    line-height: 1.6;
    margin: 0;
}

/* Problem Section */
.problem-section {
    padding: 5rem 0;
    background: var(--bg-white);
}

.problem-section h2 {
    font-size: 2.5rem;
    color: var(--primary-blue);
    text-align: center;
    margin-bottom: 2rem;
}

.problem-intro {
    font-size: 1.25rem;
    color: var(--text-dark);
    font-weight: 600;
    margin-bottom: 2rem;
    text-align: center;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.problem-section p {
    font-size: 1.1rem;
    color: var(--text-medium);
    line-height: 1.7;
    max-width: 900px;
    margin: 0 auto 1.5rem;
}

/* What This Is Section */
.what-this-is {
    padding: 5rem 0;
    background: var(--bg-gray-light);
}

.what-this-is h2 {
    font-size: 2.5rem;
    color: var(--primary-blue);
    text-align: center;
    margin-bottom: 2rem;
}

.section-intro {
    font-size: 1.1rem;
    color: var(--text-medium);
    max-width: 800px;
    margin: 0 auto 3rem;
    text-align: center;
}

.two-column-benefits {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 900px;
    margin: 0 auto 3rem;
}

.column-benefit {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 0.75rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.column-benefit h3 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

.column-benefit p {
    color: var(--text-medium);
    line-height: 1.6;
}

.what-else,
.no-complexity {
    font-size: 1.1rem;
    color: var(--text-medium);
    line-height: 1.7;
    max-width: 800px;
    margin: 0 auto 1.5rem;
    text-align: center;
}

/* Who It's For */
.who-its-for {
    padding: 5rem 0;
    background: var(--bg-white);
}

.who-its-for h2 {
    font-size: 2.5rem;
    color: var(--primary-blue);
    text-align: center;
    margin-bottom: 3rem;
}

.audience-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1100px;
    margin: 0 auto;
}

.audience-card {
    background: var(--bg-gray-light);
    padding: 2rem;
    border-radius: 0.75rem;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.audience-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(30, 64, 175, 0.1);
}

.audience-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.audience-card p {
    color: var(--text-medium);
    line-height: 1.6;
    margin: 0;
}

/* Why Now Section */
.why-now {
    padding: 5rem 0;
    background: var(--bg-gray-light);
}

.why-now h2 {
    font-size: 2.5rem;
    color: var(--primary-blue);
    text-align: center;
    margin-bottom: 2rem;
}

.why-now p {
    font-size: 1.1rem;
    color: var(--text-medium);
    line-height: 1.7;
    max-width: 800px;
    margin: 0 auto 1.5rem;
}

.urgency-statement {
    font-weight: 600;
    color: var(--text-dark);
    font-size: 1.15rem;
}

/* Download CTA Section */
.download-cta-section {
    padding: 5rem 0;
    background: var(--bg-white);
}

.download-cta-section h2 {
    font-size: 2rem;
    color: var(--primary-blue);
    text-align: center;
    margin-bottom: 3rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.download-form {
    max-width: 600px;
    margin: 0 auto 3rem;
}

.btn-large {
    width: 100%;
    padding: 1.25rem 2rem;
    font-size: 1.1rem;
}

.micro-commitment {
    max-width: 700px;
    margin: 0 auto;
    background: var(--bg-gray-light);
    padding: 2rem;
    border-radius: 0.75rem;
    border-left: 4px solid var(--primary-blue);
}

.micro-commitment p {
    color: var(--text-medium);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.micro-commitment p:last-child {
    margin-bottom: 0;
}

/* Thank You Section */
.thank-you-section {
    padding: 5rem 0;
    background: var(--bg-gray-light);
    text-align: center;
}

.thank-you-section h2 {
    font-size: 2.5rem;
    color: var(--primary-blue);
    margin-bottom: 1.5rem;
}

.thank-you-text {
    font-size: 1.25rem;
    color: var(--text-medium);
    max-width: 700px;
    margin: 0 auto 2rem;
    line-height: 1.6;
}

/* Download Page Responsive */
@media (max-width: 768px) {
    .download-hero h1 {
        font-size: 2rem;
    }

    .download-subheadline {
        font-size: 1.25rem;
    }

    .benefit-item {
        flex-direction: column;
        gap: 0.5rem;
    }

    .two-column-benefits {
        grid-template-columns: 1fr;
    }

    .audience-grid {
        grid-template-columns: 1fr;
    }

    .download-banner {
        font-size: 0.85rem;
        padding: 0.75rem 0;
    }
}

@media (max-width: 480px) {
    .download-hero h1 {
        font-size: 1.75rem;
    }

    .download-subheadline {
        font-size: 1.1rem;
    }

    .pdf-preview-placeholder {
        padding: 3rem 1.5rem;
    }

    .benefit-item p {
        font-size: 1rem;
    }
}