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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #ffffff;
    background-color: #000000;
    overflow-x: hidden;
}

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

/* Typography */
h1, h2, h3 {
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    padding: 20px 0;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 15px;
}

.nav-logo .logo {
    height: 40px;
    width: auto;
}

.nav-logo h1 {
    font-size: 24px;
    color: #ffed00;
    font-weight: 700;
}

.nav-menu {
    display: flex;
    gap: 40px;
}

.nav-menu a {
    color: #ffffff;
    text-decoration: none;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 14px;
    transition: color 0.3s ease;
}

.nav-menu a:hover {
    color: #ffed00;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0;
    background: linear-gradient(135deg, #000000 0%, #111111 50%, #1a1a1a 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at center, rgba(255, 237, 0, 0.05) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-block;
    background: rgba(255, 237, 0, 0.1);
    color: #ffed00;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
    border: 1px solid rgba(255, 237, 0, 0.3);
}

.hero-title {
    font-size: clamp(40px, 6vw, 64px);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
    color: #ffffff;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 18px;
    color: #cccccc;
    margin-bottom: 40px;
    font-weight: 400;
    line-height: 1.6;
    max-width: 500px;
}

.hero-cta {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.hero-stats {
    display: flex;
    gap: 40px;
    margin-top: 20px;
}

.hero-stats .stat-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.hero-stats .stat-number {
    font-size: 24px;
    font-weight: 700;
    color: #ffed00;
}

.hero-stats .stat-label {
    font-size: 12px;
    color: #888888;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-primary, .btn-secondary {
    padding: 16px 32px;
    font-size: 16px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    text-decoration: none;
    border: 2px solid;
    transition: all 0.3s ease;
    display: inline-block;
}

.btn-primary {
    background: #ffed00;
    color: #000000;
    border-color: #ffed00;
}

.btn-primary:hover {
    background: #000000;
    color: #ffed00;
}

.btn-secondary {
    background: transparent;
    color: #ffffff;
    border-color: #ffffff;
}

.btn-secondary:hover {
    background: #ffffff;
    color: #000000;
}

.hero-preview {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    width: 100%;
}

.hero-image {
    width: 100%;
    max-width: 500px;
    height: auto;
    object-fit: contain;
}

/* Features Section */
.features {
    padding: 120px 0;
    background: #ffffff;
    color: #000000;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-title {
    font-size: clamp(32px, 5vw, 42px);
    text-align: center;
    margin-bottom: 20px;
    color: inherit;
    font-weight: 700;
}

.section-subtitle {
    font-size: 18px;
    color: #666666;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
}

.feature-card {
    text-align: center;
    padding: 40px 30px;
    background: #f8f9fa;
    border-radius: 16px;
    border: 1px solid #e9ecef;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #ffed00, #ffd700);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    margin-bottom: 24px;
}

.icon-placeholder {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, #ffed00, #ffd700);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 400;
    color: #000000;
    border-radius: 16px;
    font-size: 32px;
    box-shadow: 0 4px 12px rgba(255, 237, 0, 0.2);
}

.feature-title {
    font-size: 22px;
    margin-bottom: 16px;
    color: #000000;
    font-weight: 600;
}

.feature-description {
    font-size: 16px;
    color: #666666;
    line-height: 1.6;
}

/* Screenshots Section */
.screenshots {
    padding: 120px 0 140px 0;
    background: #000000;
    position: relative;
    overflow: hidden;
}

.screenshots::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at 75% 50%, rgba(255, 237, 0, 0.03) 0%, transparent 70%);
    pointer-events: none;
}

.screenshots-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.screenshots-description {
    font-size: 18px;
    color: #cccccc;
    margin-bottom: 40px;
    line-height: 1.7;
}

.feature-highlights {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.highlight-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.highlight-icon {
    font-size: 24px;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 237, 0, 0.1);
    border-radius: 12px;
    flex-shrink: 0;
}

.highlight-item h4 {
    font-size: 18px;
    color: #ffffff;
    margin-bottom: 8px;
    font-weight: 600;
}

.highlight-item p {
    font-size: 14px;
    color: #aaaaaa;
    line-height: 1.5;
    margin: 0;
}

.screenshots-preview {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.app-screenshot {
    position: relative;
    background: linear-gradient(145deg, #1a1a1a, #333333);
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.app-screenshot .image-placeholder {
    width: 300px;
    height: 400px;
    background: linear-gradient(135deg, #333333, #444444);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    color: #888888;
    border: 2px solid #555555;
    border-radius: 16px;
    text-align: center;
    line-height: 1.4;
    position: relative;
    overflow: hidden;
}

.app-screenshot .image-placeholder::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 70% 30%, rgba(255, 237, 0, 0.1) 0%, transparent 60%);
    pointer-events: none;
}

.screenshots-image {
    max-width: 100%;
    height: auto;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}


/* CTA Section */
.cta {
    padding: 120px 0;
    background: linear-gradient(135deg, #1a1a1a 0%, #0f0f0f 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at center, rgba(255, 237, 0, 0.05) 0%, transparent 70%);
    pointer-events: none;
}

.cta-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
}

.cta-description {
    font-size: 18px;
    color: #cccccc;
    margin-bottom: 40px;
    line-height: 1.6;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.download-btn {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px 32px;
    background: #ffffff;
    color: #000000;
    text-decoration: none;
    border-radius: 12px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.download-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.download-icon {
    font-size: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.download-text span {
    display: block;
    font-size: 12px;
    color: #666666;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.download-text strong {
    font-size: 18px;
    font-weight: 700;
    color: #000000;
}

.cta-features {
    display: flex;
    justify-content: center;
    gap: 32px;
    flex-wrap: wrap;
    margin-top: 32px;
}

.cta-feature {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: #aaaaaa;
}

.feature-check {
    color: #ffed00;
    font-weight: 700;
    font-size: 16px;
}

/* FAQ Section */
.faq {
    padding: 120px 0;
    background: #f8f9fa;
    color: #000000;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 32px;
    margin-top: 60px;
}

.faq-item-card {
    background: #ffffff;
    padding: 32px;
    border-radius: 16px;
    border-left: 4px solid #ffed00;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.faq-item-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.faq-question {
    font-size: 18px;
    font-weight: 600;
    color: #000000;
    margin-bottom: 16px;
    line-height: 1.4;
}

.faq-answer {
    font-size: 16px;
    color: #666666;
    line-height: 1.6;
    margin: 0;
}

/* Footer */
.footer {
    background: #000000;
    padding: 60px 0 20px;
    border-top: 1px solid #333333;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
}

.footer-brand h3 {
    color: #ffed00;
    font-size: 20px;
    margin-bottom: 5px;
}

.footer-brand p {
    color: #cccccc;
    font-size: 14px;
}

.footer-links {
    display: flex;
    gap: 30px;
}

.footer-links a {
    color: #cccccc;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #ffed00;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #333333;
}

.footer-bottom p {
    color: #666666;
    font-size: 14px;
}

/* Updates Section */
.updates {
    padding: 120px 0;
    background: #f8f9fa;
    color: #000000;
}

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

.version-card {
    background: #ffffff;
    border-radius: 12px;
    padding: 40px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    border-left: 5px solid #ffed00;
}

.version-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 2px solid #f0f0f0;
}

.version-number {
    font-size: 32px;
    font-weight: 700;
    color: #000000;
    text-transform: uppercase;
}

.release-date {
    font-size: 16px;
    color: #666666;
    font-weight: 500;
}

.version-content {
    line-height: 1.8;
}

.version-description {
    font-size: 18px;
    color: #333333;
    margin-bottom: 30px;
}

.update-list {
    list-style: none;
    padding: 0;
}

.update-list li {
    padding: 12px 0;
    padding-left: 30px;
    position: relative;
    color: #444444;
    font-size: 16px;
    border-bottom: 1px solid #f0f0f0;
}

.update-list li:last-child {
    border-bottom: none;
}

.update-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #ffed00;
    font-weight: 700;
    font-size: 18px;
}

/* Support Section */
.support {
    padding: 120px 0;
    background: #ffffff;
    color: #000000;
}

.support-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 40px;
    margin-top: 60px;
}

.support-card {
    background: #f8f9fa;
    border-radius: 12px;
    padding: 40px;
    border-left: 5px solid #ffed00;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.support-card-title {
    font-size: 24px;
    font-weight: 700;
    color: #000000;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.support-content p {
    color: #333333;
    margin-bottom: 20px;
    line-height: 1.6;
}

.support-steps {
    list-style: none;
    counter-reset: step-counter;
    padding: 0;
}

.support-steps li {
    counter-increment: step-counter;
    padding: 12px 0;
    padding-left: 40px;
    position: relative;
    color: #444444;
    line-height: 1.6;
    border-bottom: 1px solid #e9ecef;
}

.support-steps li:last-child {
    border-bottom: none;
}

.support-steps li::before {
    content: counter(step-counter);
    position: absolute;
    left: 0;
    top: 12px;
    background: #ffed00;
    color: #000000;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
}

.faq-item {
    margin-bottom: 24px;
    padding-bottom: 20px;
    border-bottom: 1px solid #e9ecef;
}

.faq-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.faq-item h4 {
    color: #000000;
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
    text-transform: none;
    letter-spacing: 0;
}

.faq-item p {
    color: #555555;
    margin-bottom: 0;
}

.contact-info {
    background: #ffffff;
    border-radius: 8px;
    padding: 20px;
    border: 1px solid #e9ecef;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
}

.contact-icon {
    font-size: 20px;
}

.contact-item div strong {
    display: block;
    color: #000000;
    font-size: 16px;
    margin-bottom: 4px;
}

.contact-item a {
    color: #ffed00;
    text-decoration: none;
    font-weight: 500;
}

.contact-item a:hover {
    text-decoration: underline;
}

.response-time {
    color: #666666;
    font-size: 14px;
    margin: 0;
    font-style: italic;
}

.privacy-info {
    margin-bottom: 30px;
}

.privacy-info h4,
.app-info h4 {
    color: #000000;
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
    text-transform: none;
    letter-spacing: 0;
}

.privacy-info ul,
.app-details {
    list-style: none;
    padding: 0;
}

.privacy-info li,
.app-details li {
    padding: 8px 0;
    padding-left: 25px;
    position: relative;
    color: #555555;
    line-height: 1.6;
}

.privacy-info li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #ffed00;
    font-weight: 700;
}

.app-details li {
    padding-left: 0;
}

.privacy-link {
    display: inline-block;
    margin-top: 15px;
    color: #ffed00;
    text-decoration: none;
    font-weight: 500;
    padding: 8px 16px;
    border: 1px solid #ffed00;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.privacy-link:hover {
    background: #ffed00;
    color: #000000;
}

/* Privacy Section */
.privacy {
    padding: 120px 0;
    background: #f8f9fa;
    color: #000000;
}

.privacy-content {
    max-width: 900px;
    margin: 0 auto;
    background: #ffffff;
    border-radius: 12px;
    padding: 60px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    border-left: 5px solid #ffed00;
}

.privacy-header {
    background: #f8f9fa;
    padding: 30px;
    border-radius: 8px;
    margin-bottom: 40px;
    border: 1px solid #e9ecef;
}

.privacy-header p {
    margin: 8px 0;
    color: #333333;
    font-size: 16px;
}

.privacy-header strong {
    color: #000000;
    font-weight: 600;
}

.privacy-section {
    margin-bottom: 40px;
    padding-bottom: 30px;
    border-bottom: 1px solid #e9ecef;
}

.privacy-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.privacy-section h3 {
    color: #000000;
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.privacy-section p {
    color: #333333;
    line-height: 1.8;
    margin-bottom: 16px;
    font-size: 16px;
}

.privacy-section ul {
    list-style: none;
    padding: 0;
    margin: 20px 0;
}

.privacy-section li {
    padding: 8px 0;
    padding-left: 25px;
    position: relative;
    color: #444444;
    line-height: 1.6;
}

.privacy-section li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: #ffed00;
    font-weight: 700;
    font-size: 18px;
}

.privacy-subsection {
    margin-bottom: 25px;
    padding-left: 20px;
    border-left: 3px solid #ffed00;
    padding-top: 10px;
    padding-bottom: 10px;
}

.privacy-subsection h4 {
    color: #000000;
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
    text-transform: none;
    letter-spacing: 0;
}

.privacy-subsection p {
    color: #555555;
    margin-bottom: 12px;
    font-size: 15px;
}

.privacy-subsection ul {
    margin: 12px 0;
}

.privacy-subsection li {
    color: #555555;
    font-size: 15px;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal-content {
    background-color: #ffffff;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    width: 100%;
    max-width: 900px;
    max-height: 90vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-header {
    background: #000000;
    color: #ffffff;
    padding: 20px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px solid #ffed00;
}

.modal-header h2 {
    font-size: 24px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: 0;
}

.modal-header-controls {
    display: flex;
    align-items: center;
    gap: 20px;
}

.language-toggle {
    display: flex;
    gap: 5px;
    background: rgba(255, 255, 255, 0.1);
    padding: 5px;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.lang-btn {
    padding: 8px 16px;
    background: transparent;
    color: rgba(255, 255, 255, 0.7);
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
    text-transform: none;
    letter-spacing: 0;
}

.lang-btn:hover {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.1);
}

.lang-btn.active {
    background: #ffed00;
    color: #000000;
}

.close {
    color: #ffffff;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.3s ease;
    padding: 0 5px;
}

.close:hover,
.close:focus {
    color: #ffed00;
}

.modal-body {
    padding: 40px;
    overflow-y: auto;
    flex: 1;
    background: #ffffff;
}

/* Version Navigation Styles */
.version-navigation {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding: 0 10px;
}

.nav-btn {
    background: #f8f9fa;
    border: 2px solid #e9ecef;
    border-radius: 50%;
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 24px;
    font-weight: bold;
    color: #333;
    transition: all 0.3s ease;
    user-select: none;
}

.nav-btn:hover:not(:disabled) {
    background: #ffed00;
    border-color: #ffed00;
    color: #000;
    transform: scale(1.05);
}

.nav-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none;
}

.version-indicator {
    font-size: 16px;
    font-weight: 600;
    color: #666;
    letter-spacing: 1px;
}

.version-container {
    position: relative;
    min-height: 200px;
}

/* Modal specific styles for different content types */
.modal .version-card {
    background: #f8f9fa;
    border-radius: 12px;
    padding: 30px;
    border-left: 5px solid #ffed00;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    margin: 0;
    display: none;
    opacity: 0;
    transform: translateX(20px);
    transition: all 0.3s ease;
}

.modal .version-card.active {
    display: block;
    opacity: 1;
    transform: translateX(0);
}

.modal .support-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
}

.modal .support-card {
    background: #f8f9fa;
    border-radius: 12px;
    padding: 30px;
    border-left: 5px solid #ffed00;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.modal .privacy-content {
    background: #ffffff;
    border-radius: 0;
    padding: 0;
    box-shadow: none;
    border: none;
    max-width: none;
}

.modal .privacy-header {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 30px;
    border: 1px solid #e9ecef;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .screenshots-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }
    
    .feature-highlights {
        max-width: 400px;
        margin: 0 auto;
    }
    
    .faq-grid {
        grid-template-columns: 1fr;
    }
    
    
    .footer-content {
        flex-direction: column;
        gap: 30px;
        text-align: center;
    }
    
    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .version-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .version-card {
        padding: 30px 20px;
    }
    
    .support-grid {
        grid-template-columns: 1fr;
    }
    
    .support-card {
        padding: 30px 20px;
    }
    
    .privacy-content {
        padding: 40px 20px;
    }
    
    .modal-content {
        margin: 10px;
        max-height: calc(100vh - 20px);
    }
    
    .modal-body {
        padding: 20px;
    }
    
    .modal .support-card {
        padding: 20px;
    }
    
    .version-navigation {
        padding: 0 5px;
        margin-bottom: 20px;
    }
    
    .nav-btn {
        width: 40px;
        height: 40px;
        font-size: 20px;
    }
    
    .version-indicator {
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .btn-primary, .btn-secondary {
        width: 100%;
        text-align: center;
        max-width: 280px;
    }
    
    .hero-stats {
        gap: 20px;
    }
    
    
    .cta-features {
        flex-direction: column;
        gap: 16px;
    }
    
    .faq-item-card {
        padding: 24px 20px;
    }
    
    .highlight-item {
        text-align: left;
    }
}