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

:root {
    --primary: #0066CC;
    --primary-dark: #0052A3;
    --primary-light: #338FD9;
    --secondary: #2E5AAC;
    --secondary-dark: #1E4080;
    --gray-50: #F8F9FA;
    --gray-100: #F1F3F5;
    --gray-200: #E9ECEF;
    --gray-300: #DEE2E6;
    --gray-400: #CED4DA;
    --gray-500: #ADB5BD;
    --gray-600: #6C757D;
    --gray-700: #495057;
    --gray-800: #343A40;
    --gray-900: #212529;
    --blue-50: #EBF5FF;
    --blue-100: #DBEAFE;
    --green-50: #D1FAE5;
    --green-100: #D1FAE5;
    --purple-100: #E9D5FF;
    --orange-100: #FED7AA;
    --red-50: #FEF2F2;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size: 1.125rem;
    line-height: 1.75;
    color: var(--gray-900);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1rem;
}

@media (min-width: 640px) {
    .container {
        padding: 0 1.5rem;
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 2rem;
    }
}

.icon {
    width: 24px;
    height: 24px;
}

.check-icon {
    width: 24px;
    height: 24px;
    color: var(--primary);
    flex-shrink: 0;
}

/* Header */
.header {
    background: white;
    border-bottom: 1px solid var(--gray-200);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 160px;
}

.logo-img {
    height: 120px;
    width: auto;
}

.nav-desktop {
    display: none;
    gap: 2rem;
}

.nav-link {
    color: var(--gray-700);
    text-decoration: none;
    font-size: 1rem;
    font-weight: 500;
    transition: color 0.2s;
}

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

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.mobile-menu-btn {
    display: block;
    background: none;
    border: none;
    color: var(--gray-700);
    cursor: pointer;
    padding: 0.5rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.625rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 0.5rem;
    text-decoration: none;
    transition: all 0.2s;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: var(--primary);
    color: white;
    box-shadow: 0 10px 15px -3px rgba(0, 102, 204, 0.25);
}

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

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

.btn-secondary:hover {
    background: #EBF5FF;
}

.btn-lg {
    padding: 1rem 2rem;
}

.btn-block {
    width: 100%;
    padding: 1rem 1.5rem;
}

/* Hero Section */
.hero {
    background: linear-gradient(to bottom right, #EBF5FF, white, #EBF5FF);
    padding: 5rem 0 8rem;
}

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

.hero-title {
    font-size: 3rem;
    font-weight: bold;
    line-height: 1.2;
    color: var(--gray-900);
    margin-bottom: 1.5rem;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--gray-600);
    line-height: 1.75;
    margin-bottom: 2rem;
}

.hero-buttons {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.hero-image {
    position: relative;
    width: 100%;
    height: 600px;
}

.hero-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transform: scale(1.25);
}

/* Features Section */
.features {
    padding: 5rem 0;
    background: white;
}

.section-header {
    text-align: center;
    max-width: 768px;
    margin: 0 auto 3rem;
}

.section-title {
    font-size: 2.25rem;
    font-weight: bold;
    color: var(--gray-900);
    margin-bottom: 1rem;
}

.section-description {
    font-size: 1.25rem;
    color: var(--gray-600);
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 1rem;
    border: 1px solid var(--gray-200);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s, box-shadow 0.2s;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: rgba(0, 102, 204, 0.1);
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    margin-bottom: 1rem;
}

.feature-title {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--gray-900);
    margin-bottom: 0.75rem;
}

.feature-description {
    color: var(--gray-600);
    line-height: 1.75;
}

/* Apps Section */
.apps-section {
    padding: 5rem 0;
    background: var(--gray-50);
}

.tabs {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
}

.tab-btn {
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    font-size: 1rem;
    border: none;
    cursor: pointer;
    background: var(--gray-100);
    color: var(--gray-700);
    transition: all 0.2s;
}

.tab-btn:hover {
    background: var(--gray-200);
}

.tab-btn.active {
    background: var(--primary);
    color: white;
    box-shadow: 0 10px 15px -3px rgba(0, 102, 204, 0.25);
}

.tab-icon {
    margin-right: 0.5rem;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

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

.tab-title {
    font-size: 1.875rem;
    font-weight: bold;
    color: var(--gray-900);
    margin-bottom: 1rem;
}

.tab-description {
    font-size: 1.25rem;
    color: var(--gray-600);
    margin-bottom: 1.5rem;
}

.feature-list {
    list-style: none;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    color: var(--gray-700);
}

.tab-image-carousel {
    position: relative;
    width: 100%;
    aspect-ratio: 4/3;
}

.carousel-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    /* Mobile optimization */
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
}

.carousel-img.active {
    opacity: 1;
}

/* Mobile-specific image optimizations */
@media (max-width: 768px) {
    .tab-image-carousel {
        aspect-ratio: 16/9; /* Better aspect ratio for mobile */
    }
    
    .carousel-img {
        object-fit: cover; /* Better fit on mobile */
        max-width: 100%;
        height: auto;
    }
}

/* Partner Section */
.partner-section {
    padding: 4rem 0;
    background: var(--gray-50);
    border-top: 1px solid var(--gray-200);
    border-bottom: 1px solid var(--gray-200);
}

.partner-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}

.partner-title {
    font-size: 1.875rem;
    font-weight: bold;
    color: var(--gray-900);
    margin-bottom: 0.75rem;
}

.partner-description {
    color: var(--gray-600);
    line-height: 1.75;
}

.partner-logo {
    width: 256px;
    height: 128px;
    background: white;
    border-radius: 0.75rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
}

.partner-logo img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

/* Contact Section */
.contact-section {
    padding: 5rem 0;
    background: var(--gray-50);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
}

.contact-details {
    margin-top: 2rem;
}

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

.contact-icon {
    width: 48px;
    height: 48px;
    background: rgba(0, 102, 204, 0.1);
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    flex-shrink: 0;
}

.contact-label {
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 0.25rem;
}

.contact-link {
    color: var(--gray-600);
    text-decoration: none;
    transition: color 0.2s;
}

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

.contact-text {
    color: var(--gray-600);
}

.contact-form-wrapper {
    background: white;
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--gray-200);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-label {
    font-size: 1rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--gray-300);
    border-radius: 0.5rem;
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.2s;
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

.form-textarea {
    resize: none;
}

/* Footer */
.footer {
    background: var(--gray-900);
    color: var(--gray-300);
    padding: 3rem 0;
}

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

.footer-logo {
    height: 120px;
    width: auto;
    margin-bottom: 1rem;
    filter: brightness(0) invert(1);
}

.footer-description {
    color: var(--gray-400);
    max-width: 448px;
}

.footer-title {
    color: white;
    font-weight: 600;
    margin-bottom: 1rem;
}

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

.footer-list li {
    margin-bottom: 0.5rem;
}

.footer-link {
    color: var(--gray-400);
    text-decoration: none;
    transition: color 0.2s;
}

.footer-link:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid var(--gray-700);
    padding-top: 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.footer-copyright {
    color: var(--gray-400);
    font-size: 1rem;
}

.footer-legal {
    display: flex;
    gap: 1.5rem;
}

.footer-legal-link {
    color: var(--gray-400);
    text-decoration: none;
    font-size: 1rem;
    transition: color 0.2s;
}

.footer-legal-link:hover {
    color: white;
}

/* Responsive Design */
@media (min-width: 640px) {
    .hero-buttons {
        flex-direction: row;
    }
}

@media (min-width: 768px) {
    .nav-desktop {
        display: flex;
    }
    
    .mobile-menu-btn {
        display: none;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .partner-content {
        flex-direction: row;
        justify-content: space-between;
    }
    
    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr;
    }
    
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
    }
}

@media (min-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .features-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .tab-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr 1fr;
    }
}