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

:root {
    --primary-blue: #000080;
    --light-blue: #E3F2FD;
    --dark-gray: #1a1a1a;
    --gray-text: #666;
    --light-gray: #f5f5f5;
    --border-gray: #e0e0e0;
    --white: #ffffff;
    --gold: #d4a373;
    --icon-color: #01234a;
}

html {
    scroll-behavior: smooth;
}

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

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

/* Buttons */
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

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

.btn-primary:hover {
    background-color: #003a99;
}

.btn-secondary {
    background-color: transparent;
    color: var(--dark-gray);
    border: 1px solid var(--dark-gray);
}

.btn-secondary:hover {
    background-color: var(--light-gray);
}

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

.btn-white:hover {
    background-color: #f0f0f0;
}

.btn-lg {
    padding: 14px 32px;
    font-size: 16px;
}

.btn-link {
    background: none;
    border: none;
    color: var(--dark-gray);
    cursor: pointer;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.btn-link:hover {
    color: var(--primary-blue);
}

/* Navigation Header */
.navbar {
    background-color: var(--white);
    border-bottom: 1px solid var(--border-gray);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 18px;
    font-weight: 700;
    color: var(--dark-gray);
    text-decoration: none;
}

.nav-logo svg {
    width: 28px;
    height: 28px;
}

.nav-menu {
    display: flex;
    gap: 30px;
    flex: 1;
    margin-left: 50px;
    color: var(--primary-blue);
}

.nav-menu a {
    color: var(--gray-text);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

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

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

.language-select {
    background: none;
    border: none;
    color: var(--gray-text);
    font-size: 14px;
    cursor: pointer;
}

/* Hero Section */
.hero {
    padding: 80px 40px;
    color: var(--primary-blue);
    background-color: var(--white);
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content h1 {
    font-size: 48px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 40px;
    color: var(--primary-blue);
}

.hero-content p {
    font-size: 16px;
    color: var(--gray-text);
    margin-bottom: 60px;
    line-height: 1.6;
}

.hero-actions {
    display: flex;
    gap: 15px;
}

.hero-image {
    position: relative;
}

.image-placeholder {
    background: linear-gradient(135deg, #f5f5f5 0%, #e8e8e8 100%);
    border-radius: 12px;
    overflow: hidden;
    aspect-ratio: 1 / 0.6;
}

.image-placeholder svg {
    width: 100%;
    height: 100%;
}

/* Trust Section */
.trust-section {
    padding: 60px 20px;
    background-color: var(--light-gray);
    text-align: center;
}

.trust-section p {
    font-size: 14px;
    color: var(--gray-text);
    margin-bottom: 40px;
}

.trust-logos {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
    max-width: 1200px;
    margin: 0 auto;
}

.logo-placeholder {
    width: 80px;
    height: 40px;
    background-color: #d0d0d0;
    border-radius: 4px;
}

/* Features Section */
.features {
    padding: 100px 20px;
    background-color: var(--white);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--primary-blue);
}

.section-header p {
    font-size: 16px;
    color: var(--gray-text);
    max-width: 500px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    background-color: var(--white);
    padding: 30px;
    border-radius: 8px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.feature-icon {
    margin-bottom: 20px;
    display: inline-block;
}

.feature-card h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--dark-gray);
}

.feature-card p {
    font-size: 14px;
    color: var(--gray-text);
    line-height: 1.6;
}

/* Testimonials Section */
.testimonials {
    padding: 100px 20px;
    background-color: var(--light-gray);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.testimonial-card {
    background-color: var(--white);
    padding: 30px;
    border-radius: 8px;
    border-left: 4px solid var(--primary-blue);
}

.stars {
    color: #FFB800;
    font-size: 16px;
    margin-bottom: 15px;
    letter-spacing: 2px;
}

.testimonial-text {
    font-size: 14px;
    color: var(--gray-text);
    margin-bottom: 20px;
    line-height: 1.6;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.author-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, #87CEEB 0%, #4A90E2 100%);
}

.author-info h4 {
    font-size: 14px;
    font-weight: 600;
    margin: 0;
    color: var(--dark-gray);
}

.author-info p {
    font-size: 12px;
    color: var(--gray-text);
    margin: 0;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, #0052CC 0%, #003a99 100%);
    color: var(--white);
    padding: 80px 20px;
    text-align: center;
}

.cta-content h2 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 15px;
}

.cta-content p {
    font-size: 16px;
    margin-bottom: 30px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0.95;
}

/* Footer */
.footer {
    background-color: var(--white);
    border-top: 1px solid var(--border-gray);
    padding: 60px 20px 20px;
    font-size: 14px;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-column h3 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--dark-gray);
}

.footer-column h4 {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    margin-bottom: 15px;
    color: var(--gray-text);
    letter-spacing: 0.5px;
}

.footer-column p {
    color: var(--gray-text);
    font-size: 13px;
    line-height: 1.6;
}

.footer-column ul {
    list-style: none;
}

.footer-column ul li {
    margin-bottom: 10px;
}

.footer-column a {
    color: var(--gray-text);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding-top: 20px;
    border-top: 1px solid var(--border-gray);
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--gray-text);
    font-size: 13px;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    color: var(--gray-text);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }

    .nav-container {
        height: 60px;
    }

    .hero-container {
        grid-template-columns: 1fr;
        gap: 30px;
        padding: 40px 0;
    }

    .hero-content h1 {
        font-size: 32px;
    }

    .hero-actions {
        flex-direction: column;
    }

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

    .section-header h2 {
        font-size: 28px;
    }

    .features-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .cta-content h2 {
        font-size: 28px;
    }

    .trust-logos {
        gap: 20px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 20px;
    }

    .nav-actions {
        gap: 10px;
    }

    .nav-actions .btn {
        padding: 8px 16px;
        font-size: 13px;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 24px;
    }

    .section-header h2 {
        font-size: 24px;
    }

    .cta-content h2 {
        font-size: 24px;
    }

    .features-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .trust-logos {
        gap: 15px;
    }

    .logo-placeholder {
        width: 60px;
        height: 30px;
    }
}

/* Download Page Styles */
.download-section {
    padding: 40px 0;
    background-color: var(--light-gray);
}

.download-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 10px;
    margin-top: 10px;
}

.download-card {
    background: var(--white);
    padding: 20px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.download-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.download-icon {
    margin-bottom: 10px;
    display: flex;
    justify-content: center;
    color: var(--icon-color);
}

.download-card h3 {
    font-size: 24px;
    margin-bottom: 10px;
    color: var(--primary-blue);
}

.download-card p {
    color: var(--gray-text);
    margin-bottom: 10px;
}

.download-card .btn {
    margin-top: 10px;
}

.version-info {
    font-size: 12px;
    color: #999;
    margin-top: 10px;
}

.app-info {
    background: linear-gradient(135deg, var(--light-gray) 0%, #f9f9f9 100%);
    padding: 50px;
    border-radius: 12px;
    margin-bottom: 50px;
    border-left: 5px solid var(--primary-blue);
}

.app-details h3 {
    font-size: 28px;
    color: var(--dark-gray);
    margin-bottom: 15px;
}

.app-description {
    font-size: 16px;
    color: var(--gray-text);
    margin-bottom: 30px;
    line-height: 1.8;
}

.app-features {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.app-features li {
    color: var(--dark-gray);
    font-weight: 500;
    padding: 10px 0;
}

.requirements-section {
    padding: 40px 0;
    color: var(--primary-blue);
}

.requirements-section h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 40px;
    /* color: var(--dark-gray); */
}

.requirements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.requirement-item {
    padding: 10px;
    background: var(--light-gray);
    border-radius: 8px;
    border-left: 4px solid var(--primary-blue);
}

.requirement-item h4 {
    font-size: 18px;
    margin-bottom: 20px;
    color: var(--primary-blue);
}

.requirement-item p {
    color: var(--dark-gray);
    line-height: 1.6;
}

@media (max-width: 768px) {
    .download-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

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

/* Contact Section Styles */
.contact-section {
    padding: 40px 0;
    background-color: var(--light-gray);
}

.contact-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, 1fr);
    gap: 40px;
    margin-top: 40px;
    align-items: start;
}

.contact-info {
    display: flex;
    flex-direction: row;
    gap: 20px;
}

.info-item {
    background: var(--white);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.info-icon {
    margin-bottom: 15px;
    display: flex;
    justify-content: flex-start;
}

.info-item h3 {
    font-size: 20px;
    color: var(--dark-gray);
    margin-bottom: 10px;
}

.info-item p {
    color: var(--gray-text);
    line-height: 1.6;
}

.info-item a {
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.info-item a:hover {
    color: #000060;
}

.response-time {
    font-size: 13px;
    color: #999;
    margin-top: 8px;
}

.contact-form {
    background: var(--white);
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.form-group {
    margin-bottom: 25px;
}

.contact-form label {
    display: block;
    margin-bottom: 8px;
    color: var(--dark-gray);
    font-weight: 600;
    font-size: 14px;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-gray);
    border-radius: 6px;
    font-family: inherit;
    font-size: 14px;
    color: var(--dark-gray);
    transition: border-color 0.3s ease;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(0, 0, 128, 0.1);
}

.contact-form textarea {
    resize: vertical;
}

.contact-form .btn {
    width: 100%;
    margin-top: 15px;
}

@media (max-width: 768px) {
    .contact-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .contact-form {
        padding: 30px;
    }
}