:root {
    --primary-color: #2563eb;
    --primary-dark: #1e40af;
    --primary-light: #3b82f6;
    --secondary-color: #10b981;
    --accent-color: #f59e0b;
    --text-dark: #1f2937;
    --text-light: #6b7280;
    --text-white: #ffffff;
    --bg-light: #f9fafb;
    --bg-white: #ffffff;
    --border-color: #e5e7eb;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --gradient-primary: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
    --gradient-secondary: linear-gradient(135deg, #10b981 0%, #059669 100%);
}

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

html {
    scroll-behavior: smooth;
}

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

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

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    animation: slideDown 0.5s ease-out;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 24px;
    font-weight: 800;
    color: var(--primary-color);
}

.logo-icon {
    font-size: 28px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: inherit;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--text-white);
    box-shadow: var(--shadow-md);
}

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

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

.btn-secondary:hover {
    background: var(--primary-color);
    color: var(--text-white);
    transform: translateY(-2px);
}

.btn-header {
    padding: 10px 20px;
    font-size: 14px;
}

.btn-large {
    padding: 16px 32px;
    font-size: 18px;
}

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

/* Hero Section */
.hero {
    padding: 140px 0 80px;
    background: linear-gradient(180deg, #f0f9ff 0%, #ffffff 100%);
    overflow: hidden;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-title {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    color: var(--text-dark);
}

.highlight {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 20px;
    color: var(--text-light);
    margin-bottom: 32px;
}

.hero-features {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 32px;
}

.feature-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--bg-white);
    border-radius: 100px;
    box-shadow: var(--shadow-sm);
    font-size: 14px;
    font-weight: 500;
}

.badge-icon {
    color: var(--secondary-color);
    font-weight: 700;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 24px;
}

.hero-note {
    font-size: 14px;
    color: var(--text-light);
}

/* Hero Card */
.hero-image {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-card {
    width: 380px;
    height: 240px;
    background: var(--gradient-primary);
    border-radius: 20px;
    padding: 30px;
    color: var(--text-white);
    box-shadow: var(--shadow-xl);
    position: relative;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 40px;
}

.card-chip {
    width: 50px;
    height: 40px;
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    border-radius: 8px;
    opacity: 0.9;
}

.card-contactless {
    font-size: 24px;
    transform: rotate(90deg);
}

.card-number {
    font-size: 24px;
    font-weight: 600;
    letter-spacing: 2px;
    margin-bottom: 24px;
}

.card-footer {
    display: flex;
    gap: 40px;
}

.card-label {
    font-size: 10px;
    opacity: 0.8;
    text-transform: uppercase;
    margin-bottom: 4px;
}

.card-value {
    font-size: 14px;
    font-weight: 600;
}

.floating-badge {
    position: absolute;
    background: var(--bg-white);
    border-radius: 16px;
    padding: 16px 20px;
    box-shadow: var(--shadow-xl);
}

.badge-1 {
    top: 20px;
    right: -20px;
}

.badge-2 {
    bottom: 40px;
    left: -30px;
}

.badge-number {
    font-size: 32px;
    font-weight: 800;
    color: var(--primary-color);
    line-height: 1;
}

.badge-text {
    font-size: 14px;
    color: var(--text-light);
    font-weight: 500;
}

/* Problems Section */
.problems {
    padding: 80px 0;
    background: var(--bg-white);
}

.section-title {
    font-size: 42px;
    font-weight: 800;
    text-align: center;
    margin-bottom: 60px;
    color: var(--text-dark);
}

.problems-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
    margin-bottom: 40px;
}

.problem-card {
    background: var(--bg-light);
    padding: 32px;
    border-radius: 16px;
    text-align: center;
    transition: all 0.3s ease;
}

.problem-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.problem-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.problem-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.problem-card p {
    color: var(--text-light);
    font-size: 15px;
}

.problems-cta {
    text-align: center;
    margin-top: 48px;
}

.problems-text {
    font-size: 18px;
    color: var(--text-dark);
    max-width: 700px;
    margin: 0 auto;
}

/* How it Works */
.how-it-works {
    padding: 80px 0;
    background: var(--bg-light);
}

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

.step {
    display: flex;
    gap: 32px;
    align-items: flex-start;
    background: var(--bg-white);
    padding: 40px;
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

.step:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-lg);
}

.step-number {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    color: var(--text-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    font-weight: 800;
}

.step-content h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.step-content p {
    color: var(--text-light);
    margin-bottom: 16px;
}

.step-link {
    display: inline-flex;
    align-items: center;
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
}

.step-link:hover {
    gap: 8px;
}

.step-connector {
    height: 40px;
    width: 4px;
    background: var(--gradient-primary);
    margin-left: 68px;
    border-radius: 2px;
}

/* Benefits */
.benefits {
    padding: 80px 0;
    background: var(--bg-white);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.benefit-card {
    padding: 32px;
    background: var(--bg-light);
    border-radius: 16px;
    transition: all 0.3s ease;
}

.benefit-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    background: var(--bg-white);
}

.benefit-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.benefit-card h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.benefit-card p {
    color: var(--text-light);
    font-size: 15px;
}

/* Testimonials */
.testimonials {
    padding: 80px 0;
    background: var(--bg-light);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
}

.testimonial-card {
    background: var(--bg-white);
    padding: 32px;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
}

.testimonial-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
}

.testimonial-avatar {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: var(--text-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 16px;
}

.testimonial-name {
    font-weight: 700;
    color: var(--text-dark);
}

.testimonial-date {
    font-size: 14px;
    color: var(--text-light);
}

.testimonial-rating {
    font-size: 18px;
    margin-bottom: 16px;
}

.testimonial-text {
    color: var(--text-light);
    font-size: 15px;
    line-height: 1.7;
}

/* Stats */
.stats {
    padding: 80px 0;
    background: var(--gradient-primary);
    color: var(--text-white);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 48px;
    text-align: center;
}

.stat-number {
    font-size: 56px;
    font-weight: 800;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 16px;
    opacity: 0.9;
}

/* CTA Section */
.cta {
    padding: 100px 0;
    background: var(--bg-light);
}

.cta-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.cta-title {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 24px;
    color: var(--text-dark);
}

.cta-text {
    font-size: 20px;
    color: var(--text-light);
    margin-bottom: 40px;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 24px;
}

.cta-note {
    font-size: 16px;
    color: var(--text-light);
}

/* FAQ */
.faq {
    padding: 80px 0;
    background: var(--bg-white);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--border-color);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 0;
    background: none;
    border: none;
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    cursor: pointer;
    text-align: left;
    font-family: inherit;
    transition: all 0.3s ease;
}

.faq-question:hover {
    color: var(--primary-color);
}

.faq-icon {
    font-size: 24px;
    font-weight: 300;
    color: var(--primary-color);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
    padding-bottom: 24px;
}

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

/* Footer */
.footer {
    background: var(--text-dark);
    color: var(--text-white);
    padding: 60px 0 30px;
}

.footer-content {
    margin-bottom: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 24px;
    font-weight: 800;
    margin-bottom: 16px;
}

.footer-text {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 24px;
    max-width: 400px;
}

.footer-social {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.social-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: var(--text-white);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
}

.footer-disclaimer {
    margin-top: 12px;
    font-size: 12px;
    opacity: 0.7;
}

/* Animations */
@keyframes slideDown {
    from {
        transform: translateY(-100%);
    }
    to {
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.7);
    }
    50% {
        box-shadow: 0 0 0 15px rgba(37, 99, 235, 0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.8s ease-out forwards;
}

.fade-in-right {
    animation: fadeInRight 0.8s ease-out forwards;
}

.delay-1 {
    animation-delay: 0.1s;
}

.delay-2 {
    animation-delay: 0.2s;
}

.delay-3 {
    animation-delay: 0.3s;
}

.delay-4 {
    animation-delay: 0.4s;
}

.card-float {
    animation: float 6s ease-in-out infinite;
}

.pulse {
    animation: pulse 2s infinite;
}

.slide-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease-out;
}

.slide-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive Design */
@media (max-width: 968px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-title {
        font-size: 42px;
    }

    .hero-subtitle {
        font-size: 18px;
    }

    .hero-image {
        order: -1;
    }

    .hero-card {
        width: 320px;
        height: 200px;
        padding: 24px;
    }

    .card-number {
        font-size: 20px;
    }

    .section-title {
        font-size: 32px;
    }

    .cta-title {
        font-size: 36px;
    }

    .step {
        flex-direction: column;
        padding: 32px 24px;
    }

    .step-connector {
        height: 30px;
        margin-left: 0;
        width: 100%;
    }
}

@media (max-width: 640px) {
    .hero {
        padding: 120px 0 60px;
    }

    .hero-title {
        font-size: 32px;
    }

    .hero-subtitle {
        font-size: 16px;
    }

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

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

    .hero-card {
        width: 100%;
        max-width: 320px;
    }

    .floating-badge {
        display: none;
    }

    .section-title {
        font-size: 28px;
        margin-bottom: 40px;
    }

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

    .stat-number {
        font-size: 42px;
    }

    .cta-title {
        font-size: 28px;
    }

    .cta-text {
        font-size: 16px;
    }

    .cta-buttons {
        flex-direction: column;
    }

    .faq-question {
        font-size: 16px;
    }

    .nav {
        flex-wrap: wrap;
        gap: 16px;
    }

    .btn-header {
        display: none;
    }
}

/* Print Styles */
@media print {
    .header,
    .cta,
    .footer {
        display: none;
    }
}