:root {
    --primary: #2B3BFF;
    --primary-dark: #1F2ECC;
    --primary-light: #E8EAFF;
    --secondary: #00C896;
    --accent: #FF6B6B;
    --dark: #1A1D29;
    --light: #FFFFFF;
    --gray-50: #F8F9FA;
    --gray-100: #E9ECEF;
    --gray-200: #DEE2E6;
    --gray-300: #CED4DA;
    --gray-400: #ADB5BD;
    --gray-500: #6C757D;
    --gray-600: #495057;
    --gray-700: #343A40;
    --gray-800: #212529;
    --success: #00C896;
    --warning: #FFD166;
    --error: #FF6B6B;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 999px;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.16);
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 350ms ease;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
    --font-display: 'Poppins', var(--font-sans);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    color: var(--gray-800);
    background-color: var(--light);
    line-height: 1.6;
    overflow-x: hidden;
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.01em;
}

.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */
header {
    padding: 20px 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    transition: all var(--transition-normal);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--dark);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

.logo-icon {
    font-size: 2rem;
    color: var(--primary);
    transition: transform var(--transition-normal);
}

.logo:hover .logo-icon {
    transform: rotate(-10deg);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    text-decoration: none;
    color: var(--gray-700);
    font-weight: 500;
    font-size: 0.95rem;
    transition: all var(--transition-fast);
    position: relative;
    padding: 4px 0;
}

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

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

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

.language-switcher {
    display: flex;
    gap: 4px;
    padding: 4px;
    background: var(--gray-100);
    border-radius: var(--radius-full);
}

.lang-btn {
    padding: 8px 16px;
    border: none;
    border-radius: var(--radius-full);
    background: transparent;
    font-weight: 500;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    color: var(--gray-600);
}

.lang-btn:hover {
    background: rgba(255, 255, 255, 0.8);
    color: var(--dark);
}

.lang-btn.active {
    background: var(--light);
    color: var(--primary);
    box-shadow: var(--shadow-sm);
}

.cta-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background-color: var(--primary);
    color: var(--light);
    padding: 12px 24px;
    border-radius: var(--radius-md);
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition-normal);
    border: none;
    cursor: pointer;
    font-size: 0.95rem;
    gap: 8px;
    box-shadow: 0 2px 8px rgba(43, 59, 255, 0.2);
}

.cta-button:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(43, 59, 255, 0.3);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--dark);
    cursor: pointer;
    padding: 8px;
    border-radius: var(--radius-sm);
    transition: background-color var(--transition-fast);
}

.mobile-menu-btn:hover {
    background-color: var(--gray-100);
}

/* Hero */
.hero {
    padding: 160px 0 100px;
    background: linear-gradient(135deg, #F8FAFF 0%, #FFFFFF 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-light), transparent);
}

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

.hero-text {
    max-width: 600px;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 24px;
    color: var(--dark);
    line-height: 1.1;
}

.hero h1 span {
    color: var(--primary);
    display: block;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--gray-600);
    margin-bottom: 24px;
    font-weight: 500;
}

.hero p {
    font-size: 1.125rem;
    color: var(--gray-700);
    margin-bottom: 32px;
    max-width: 540px;
}

.platform-role {
    display: flex;
    gap: 16px;
    padding: 20px;
    background: var(--primary-light);
    border-radius: var(--radius-md);
    margin: 32px 0;
    border-left: 4px solid var(--primary);
}

.role-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: var(--light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.5rem;
    box-shadow: var(--shadow-sm);
}

.role-text h4 {
    font-size: 1.125rem;
    margin-bottom: 8px;
    color: var(--dark);
}

.role-text p {
    font-size: 0.95rem;
    color: var(--gray-600);
    margin: 0;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.secondary-button {
    background-color: transparent;
    color: var(--primary);
    border: 2px solid var(--primary-light);
    box-shadow: none;
}

.secondary-button:hover {
    background-color: var(--primary-light);
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(43, 59, 255, 0.1);
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.qr-visual {
    width: 320px;
    height: 320px;
    background: var(--light);
    border-radius: var(--radius-xl);
    padding: 24px;
    box-shadow: var(--shadow-xl);
    animation: float 6s ease-in-out infinite;
    position: relative;
    z-index: 2;
    cursor: pointer;
    transition: all var(--transition-normal);
    border: 1px solid var(--gray-200);
}

.qr-visual:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-xl), 0 32px 64px rgba(43, 59, 255, 0.1);
}

.qr-code-image {
    width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    margin-bottom: 20px;
}

.qr-hint {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--primary);
    font-weight: 600;
    text-align: center;
    padding: 12px;
    background: var(--primary-light);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
}

.qr-hint i {
    font-size: 1.5rem;
}

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

/* Sections */
.section {
    padding: 100px 0;
    position: relative;
}

.bg-light {
    background-color: var(--gray-50);
}

.section-title {
    font-size: 2.75rem;
    margin-bottom: 16px;
    color: var(--dark);
    text-align: center;
}

.section-title span {
    color: var(--primary);
}

.section-subtitle {
    text-align: center;
    color: var(--gray-600);
    font-size: 1.125rem;
    margin-bottom: 60px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Features */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    margin-top: 60px;
}

.feature-card {
    background: var(--light);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: all var(--transition-normal);
    border: 1px solid var(--gray-200);
    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(--secondary));
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

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

.feature-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--light);
    font-size: 1.75rem;
    margin-bottom: 24px;
    box-shadow: 0 8px 24px rgba(43, 59, 255, 0.2);
}

.feature-card h3 {
    font-size: 1.375rem;
    margin-bottom: 16px;
    color: var(--dark);
}

.feature-card p {
    color: var(--gray-600);
    font-size: 1rem;
}

/* How It Works */
.steps-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-top: 60px;
    position: relative;
}

.step {
    text-align: center;
    position: relative;
    z-index: 1;
}

.step-number {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    font-weight: 700;
    margin: 0 auto 24px;
    position: relative;
    z-index: 2;
    box-shadow: 0 8px 24px rgba(43, 59, 255, 0.2);
}

.step h3 {
    font-size: 1.375rem;
    margin-bottom: 16px;
    color: var(--dark);
}

.step p {
    color: var(--gray-600);
    font-size: 1rem;
}

/* Compliance Section */
.compliance-section {
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--light) 100%);
}

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

.compliance-text h3 {
    font-size: 1.75rem;
    margin-bottom: 24px;
    color: var(--dark);
}

.compliance-text p {
    color: var(--gray-600);
    margin-bottom: 32px;
    font-size: 1.125rem;
}

.compliance-points {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.compliance-point {
    display: flex;
    align-items: center;
    gap: 12px;
}

.compliance-point i {
    color: var(--success);
    font-size: 1.25rem;
}

.compliance-point span {
    color: var(--gray-700);
    font-weight: 500;
}

.compliance-card {
    background: var(--light);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--gray-200);
    overflow: hidden;
}

.compliance-image {
    width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    margin-bottom: 16px;
    border: 1px solid var(--gray-200);
}

.compliance-caption {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--gray-600);
    font-size: 0.875rem;
    font-weight: 500;
}

.compliance-caption i {
    color: var(--primary);
}

/* Industries */
.industries-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-top: 60px;
}

.industry-card {
    background: var(--light);
    border-radius: var(--radius-lg);
    padding: 32px 24px;
    text-align: center;
    transition: all var(--transition-normal);
    border: 1px solid var(--gray-200);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.industry-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

.industry-icon {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-full);
    background: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 2rem;
    margin-bottom: 20px;
    transition: all var(--transition-normal);
}

.industry-card:hover .industry-icon {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--light);
    transform: rotate(10deg) scale(1.1);
}

.industry-card h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
    color: var(--dark);
}

.industry-card p {
    color: var(--gray-600);
    font-size: 0.95rem;
    line-height: 1.5;
}

/* Testimonials */
.testimonials-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
    margin-top: 60px;
}

.testimonial-card {
    background: var(--light);
    border-radius: var(--radius-lg);
    padding: 32px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-normal);
}

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

.testimonial-text {
    font-style: italic;
    margin-bottom: 24px;
    color: var(--gray-700);
    position: relative;
    padding-left: 24px;
    font-size: 1.125rem;
    line-height: 1.6;
}

.testimonial-text::before {
    content: '"';
    font-size: 4rem;
    color: var(--primary);
    opacity: 0.2;
    position: absolute;
    left: 0;
    top: -16px;
    font-family: serif;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 16px;
    padding-top: 20px;
    border-top: 1px solid var(--gray-200);
}

.author-avatar {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--light);
    font-weight: 700;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.testimonial-author h4 {
    font-size: 1.125rem;
    margin-bottom: 4px;
    color: var(--dark);
}

.testimonial-author p {
    color: var(--gray-600);
    font-size: 0.875rem;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--light);
    padding: 100px 0;
    text-align: center;
    border-radius: var(--radius-xl);
    margin: 80px 24px;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
}

.cta-section h2 {
    font-size: 2.75rem;
    margin-bottom: 24px;
    position: relative;
    z-index: 1;
}

.cta-section p {
    max-width: 600px;
    margin: 0 auto 32px;
    opacity: 0.9;
    font-size: 1.125rem;
    position: relative;
    z-index: 1;
}

.cta-section .cta-button {
    background-color: var(--light);
    color: var(--primary);
    padding: 16px 32px;
    font-size: 1.125rem;
    position: relative;
    z-index: 1;
}

.cta-section .cta-button:hover {
    background-color: var(--gray-100);
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.cta-subtext {
    margin-top: 32px;
    font-size: 0.875rem;
    opacity: 0.8;
    position: relative;
    z-index: 1;
}

/* Footer */
footer {
    background-color: var(--dark);
    color: var(--light);
    padding: 80px 0 40px;
    position: relative;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 60px;
    position: relative;
    z-index: 1;
}

.footer-column h3 {
    font-size: 1.25rem;
    margin-bottom: 24px;
    color: var(--light);
    font-weight: 600;
}

.footer-column p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
    margin-bottom: 16px;
}

.footer-column a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color var(--transition-fast);
    display: block;
    margin-bottom: 12px;
    font-size: 0.95rem;
}

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

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

.footer-column ul li {
    margin-bottom: 12px;
}

.footer-bottom {
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 24px;
}

.copyright {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.875rem;
}

.copyright p {
    margin-bottom: 8px;
}

.footer-compliance {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.875rem;
    max-width: 400px;
    text-align: right;
}

/* Form Modal */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(8px);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal-overlay.active {
    display: flex;
}

.modal {
    background: var(--light);
    border-radius: var(--radius-xl);
    padding: 48px;
    max-width: 500px;
    width: 100%;
    box-shadow: var(--shadow-xl);
    position: relative;
    animation: modalAppear 0.3s ease;
    border: 1px solid var(--gray-200);
}

@keyframes modalAppear {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.close-modal {
    position: absolute;
    top: 24px;
    right: 24px;
    background: var(--gray-100);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--gray-600);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.close-modal:hover {
    background: var(--gray-200);
    color: var(--dark);
}

.modal h2 {
    font-size: 2rem;
    margin-bottom: 16px;
    color: var(--dark);
}

.modal p {
    color: var(--gray-600);
    margin-bottom: 32px;
    font-size: 1rem;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--gray-700);
    font-size: 0.95rem;
}

.form-group input {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: var(--font-sans);
    transition: all var(--transition-fast);
    background: var(--light);
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(43, 59, 255, 0.1);
}

.required {
    color: var(--error);
}

.submit-btn {
    width: 100%;
    padding: 16px;
    background-color: var(--primary);
    color: var(--light);
    border: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-normal);
    margin-top: 8px;
}

.submit-btn:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(43, 59, 255, 0.3);
}

.thank-you-message {
    display: none;
    text-align: center;
    padding: 32px 0;
}

.thank-you-message i {
    font-size: 4rem;
    color: var(--success);
    margin-bottom: 24px;
}

.thank-you-message h2 {
    color: var(--primary);
    margin-bottom: 16px;
    font-size: 2rem;
}

.thank-you-message p {
    color: var(--gray-600);
    margin-bottom: 32px;
    font-size: 1.125rem;
}

.thank-you-message .cta-button {
    background-color: var(--primary);
    color: var(--light);
}

/* Responsive Design */
@media (max-width: 1100px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }

    .compliance-content {
        grid-template-columns: 1fr;
        gap: 48px;
    }
}

@media (max-width: 992px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 64px;
        text-align: center;
    }

    .hero-text {
        max-width: 100%;
    }

    .hero h1 {
        font-size: 2.75rem;
    }

    .section-title {
        font-size: 2.25rem;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--light);
        padding: 32px;
        box-shadow: var(--shadow-lg);
        flex-direction: column;
        align-items: flex-start;
        gap: 24px;
        border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    }

    .nav-links.active {
        display: flex;
    }

    .mobile-menu-btn {
        display: block;
    }

    .steps-container {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .step::after {
        display: none;
    }
}

@media (max-width: 768px) {
    .hero {
        padding: 140px 0 80px;
    }

    .section {
        padding: 80px 0;
    }

    .hero h1 {
        font-size: 2.25rem;
    }

    .section-title {
        font-size: 2rem;
    }

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

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

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

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 16px;
    }

    .footer-compliance {
        text-align: center;
    }

    .qr-visual {
        width: 280px;
        height: 280px;
    }

    .cta-section {
        margin: 60px 16px;
        padding: 80px 0;
    }

    .cta-section h2 {
        font-size: 2rem;
    }

    .modal {
        padding: 32px 24px;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.875rem;
    }

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

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

    .qr-visual {
        width: 240px;
        height: 240px;
        padding: 16px;
    }
}