/* Reset and base styles */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --primary: #0b66c3;
    --primary-dark: #0956a3;
    --primary-light: #1e7ed8;
    --secondary: #071018;
    --secondary-light: #0b1116;
    --accent: #10b981;
    --accent-dark: #0d9c6d;
    --text-light: #e6eefc;
    --text-gray: #94a3b8;
    --text-dark: #64748b;
    --bg-dark: #0b1116;
    --card-bg: #122022;
    --card-hover: #1a2a2d;
    --border: #2d3748;
    --success: #22c55e;
    --warning: #f59e0b;
    --error: #ef4444;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    --radius: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: var(--secondary);
    color: var(--text-light);
    line-height: 1.6;
    overflow-x: hidden;
}

 .logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: #0b66c3;
            text-decoration: none;
        }

/* Accessibility */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--primary);
    color: white;
    padding: 8px 12px;
    border-radius: var(--radius);
    text-decoration: none;
    z-index: 10000;
    transition: top 0.2s;
}

.skip-link:focus {
    top: 6px;
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius);
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover {
    background: var(--primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn-full {
    width: 100%;
    justify-content: center;
}

/* Header */
header {
    background: var(--secondary);
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(10px);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.logo img {
    height: 40px;
    width: auto;
}

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

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

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

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.3s;
}

.nav-links a:hover::after {
    width: 100%;
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.hamburger-box {
    width: 24px;
    height: 18px;
    display: inline-block;
    position: relative;
}

.hamburger-inner {
    width: 24px;
    height: 2px;
    background: var(--text-light);
    border-radius: 1px;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    transition: background 0.3s;
}

.hamburger-inner::before,
.hamburger-inner::after {
    content: '';
    width: 24px;
    height: 2px;
    background: var(--text-light);
    border-radius: 1px;
    position: absolute;
    left: 0;
    transition: transform 0.3s;
}

.hamburger-inner::before {
    top: -8px;
}

.hamburger-inner::after {
    bottom: -8px;
}

/* Hero Section */
.hero {
    padding: 140px 0 80px;
    background: linear-gradient(135deg, var(--secondary) 0%, var(--bg-dark) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: radial-gradient(circle at top right, var(--primary) 0%, transparent 70%);
    opacity: 0.1;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-text h1 {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-gray);
    margin-bottom: 2rem;
    max-width: 500px;
}

.hero-features {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.feature-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 8px 16px;
    background: var(--card-bg);
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.trust-badges {
    display: flex;
    gap: 2rem;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 14px;
    color: var(--text-gray);
}

.hero-visual {
    position: relative;
}

.app-showcase {
    background: var(--card-bg);
    border-radius: var(--radius-xl);
    padding: 2rem;
    box-shadow: var(--shadow-xl);
    position: relative;
    overflow: hidden;
}

.app-showcase::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
}

.app-showcase img {
    width: 100%;
    height: auto;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
}

.floating-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--accent);
    color: white;
    padding: 12px 16px;
    border-radius: var(--radius);
    text-align: center;
    box-shadow: var(--shadow-lg);
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.badge-price {
    font-size: 1.5rem;
    font-weight: 800;
}

.badge-text {
    font-size: 0.8rem;
    opacity: 0.9;
}

/* Sections */
section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-light);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-gray);
    max-width: 600px;
    margin: 0 auto;
}

/* Features */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--card-bg);
    padding: 2.5rem 2rem;
    border-radius: var(--radius-lg);
    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, var(--primary), var(--accent));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    background: var(--card-hover);
}

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

.feature-icon-wrapper {
    width: 64px;
    height: 64px;
    background: rgba(11, 102, 195, 0.1);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.feature-icon {
    font-size: 1.5rem;
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-light);
}

.feature-card p {
    color: var(--text-gray);
    margin-bottom: 1.5rem;
}

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

.feature-list li {
    padding: 4px 0;
    color: var(--text-gray);
    position: relative;
    padding-left: 1.5rem;
}

.feature-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: bold;
}

/* How It Works */
.how-it-works {
    background: var(--bg-dark);
}

.steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-bottom: 3rem;
}

.step {
    text-align: center;
    position: relative;
}

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 800;
    color: white;
    margin: 0 auto 1.5rem;
    box-shadow: var(--shadow-lg);
}

.step:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 30px;
    right: -1rem;
    width: 2rem;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), transparent);
    z-index: 1;
}

.step-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-light);
}

.step-content p {
    color: var(--text-gray);
}

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

.cta-note {
    margin-top: 1rem;
    color: var(--text-gray);
    font-size: 0.875rem;
}

/* Pricing */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    max-width: 900px;
    margin: 0 auto 4rem;
}

.pricing-card {
    background: var(--card-bg);
    border-radius: var(--radius-xl);
    padding: 2.5rem;
    position: relative;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.pricing-card.featured {
    border-color: var(--accent);
    transform: scale(1.05);
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-5px);
}

.popular-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent);
    color: white;
    padding: 6px 20px;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
}

.pricing-header {
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border);
}

.pricing-header h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-light);
}

.price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.price-amount {
    font-size: 3rem;
    font-weight: 800;
    color: var(--text-light);
}

.price-period {
    font-size: 1rem;
    color: var(--text-gray);
}

.price-description {
    color: var(--text-gray);
    font-size: 0.875rem;
}

.pricing-actions {
    margin-top: 2rem;
}

.guarantee {
    text-align: center;
    margin-top: 1rem;
    font-size: 0.875rem;
    color: var(--text-gray);
}

.pricing-features {
    max-width: 600px;
    margin: 0 auto;
}

.feature-comparison h4 {
    text-align: center;
    margin-bottom: 1.5rem;
    color: var(--text-light);
}

.comparison-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.comparison-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-gray);
}

.check-icon {
    color: var(--accent);
    font-weight: bold;
}

.feature-included {
    color: var(--text-light);
}

.feature-excluded {
    color: var(--text-dark);
    text-decoration: line-through;
}

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

.testimonial-card {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: var(--radius-lg);
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.rating {
    margin-bottom: 1rem;
    font-size: 1.125rem;
}

.testimonial-content blockquote {
    margin: 0;
    font-style: italic;
    color: var(--text-light);
    line-height: 1.6;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 1.5rem;
}

.author-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    overflow: hidden;
    background: var(--primary);
}

.author-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.author-name {
    font-weight: 600;
    color: var(--text-light);
}

.author-role {
    font-size: 0.875rem;
    color: var(--text-gray);
}

/* FAQ */
.faq-grid {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--card-bg);
    border-radius: var(--radius);
    margin-bottom: 1rem;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item:hover {
    background: var(--card-hover);
}

.faq-question {
    width: 100%;
    background: none;
    border: none;
    padding: 1.5rem;
    text-align: left;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-light);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.3s;
}

.faq-question:hover {
    background: rgba(255,255,255,0.05);
}

.faq-icon {
    font-size: 1.25rem;
    transition: transform 0.3s;
}

.faq-question[aria-expanded="true"] .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    padding: 0 1.5rem;
    color: var(--text-gray);
    line-height: 1.6;
}

.faq-answer p {
    margin-bottom: 1rem;
}

.faq-cta {
    text-align: center;
    margin-top: 3rem;
}

.faq-cta a {
    color: var(--primary);
    text-decoration: none;
}

.faq-cta a:hover {
    text-decoration: underline;
}

/* Final CTA */
.final-cta {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    color: white;
    text-align: center;
    padding: 100px 0;
}

.final-cta h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.final-cta p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.cta-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.cta-features {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 500;
}

.feature-check {
    font-weight: bold;
}

/* Footer */
footer {
    background: var(--secondary-light);
    padding: 60px 0 30px;
    border-top: 1px solid var(--border);
}

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

.footer-section h4 {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    font-size: 1.125rem;
}

.footer-description {
    color: var(--text-gray);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--card-bg);
    border-radius: 50%;
    color: var(--text-light);
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--primary);
    transform: translateY(-2px);
}

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

.footer-links li {
    margin-bottom: 0.75rem;
}

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

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
    color: var(--text-gray);
    font-size: 0.875rem;
}

.payment-methods {
    display: flex;
    gap: 0.5rem;
}

.payment-icon {
    font-size: 1.25rem;
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    backdrop-filter: blur(5px);
}

.modal-content {
    background: var(--card-bg);
    border-radius: var(--radius-xl);
    padding: 2.5rem;
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    box-shadow: var(--shadow-xl);
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    font-size: 2rem;
    color: var(--text-gray);
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.3s;
}

.modal-close:hover {
    background: rgba(255,255,255,0.1);
    color: var(--text-light);
}

.download-options {
    display: grid;
    gap: 1.5rem;
    margin-top: 2rem;
}

.download-option {
    background: var(--secondary-light);
    padding: 1.5rem;
    border-radius: var(--radius);
    text-align: center;
}

.download-option h3 {
    margin-bottom: 0.5rem;
    color: var(--text-light);
}

.download-option p {
    color: var(--text-gray);
    margin-bottom: 1rem;
}

/* Spinner */

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }
    
    .hero-text h1 {
        font-size: 2.5rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .nav-links {
        position: fixed;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--secondary);
        flex-direction: column;
        padding: 2rem;
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }
    
    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .hero {
        padding: 120px 0 60px;
    }
    
    .hero-text h1 {
        font-size: 2rem;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .trust-badges {
        justify-content: center;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .steps {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .step:not(:last-child)::after {
        display: none;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-card.featured {
        transform: none;
    }
    
    .pricing-card.featured:hover {
        transform: translateY(-5px);
    }
    
    .comparison-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-text h1 {
        font-size: 1.75rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .feature-badge,
    .trust-item {
        font-size: 12px;
    }
    
    .btn-large {
        padding: 14px 24px;
        font-size: 14px;
    }
}