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

:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --accent: #f97316;
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --white: #ffffff;
    --black: #000000;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    color: var(--gray-900);
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.25rem; }

p {
    line-height: 1.5;
    color: var(--gray-600);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 16px;
}

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

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-1px);
}

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

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

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

.btn-small {
    padding: 8px 16px;
    font-size: 14px;
}

.btn-full {
    width: 100%;
}

/* Header */
.header {
    background-color: var(--white);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
}

.nav-brand h2 {
    color: var(--primary);
    font-size: 1.5rem;
}

.nav-actions {
    display: flex;
    gap: 16px;
    align-items: center;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
    padding: 120px 0 80px;
    margin-top: 80px;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.hero-title {
    margin-bottom: 24px;
    background: linear-gradient(135deg, var(--gray-900) 0%, var(--primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 32px;
    color: var(--gray-600);
}

.hero-cta {
    display: flex;
    gap: 16px;
    margin-bottom: 32px;
}

.hero-social-proof {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.rating {
    display: flex;
    align-items: center;
    gap: 8px;
}

.stars {
    color: var(--accent);
    font-size: 1.25rem;
}

.trusted {
    font-size: 14px;
    color: var(--gray-500);
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: 16px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* Problem Section */
.problem {
    padding: 80px 0;
    background-color: var(--gray-50);
}

.problem h2 {
    text-align: center;
    margin-bottom: 64px;
    color: var(--gray-900);
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 32px;
}

.problem-item {
    background-color: var(--white);
    padding: 32px;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.problem-icon {
    font-size: 3rem;
    margin-bottom: 16px;
}

.problem-item h3 {
    margin-bottom: 16px;
    color: var(--gray-900);
}

/* Solution Section */
.solution {
    padding: 80px 0;
}

.solution-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.solution h2 {
    margin-bottom: 24px;
}

.solution p {
    font-size: 1.125rem;
    margin-bottom: 32px;
}

.solution-benefits {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.benefit {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 500;
}

.benefit-icon {
    color: var(--success);
    font-size: 1.25rem;
}

.solution-image img {
    width: 100%;
    height: auto;
    border-radius: 16px;
}

/* Features Section */
.features {
    padding: 80px 0;
    background-color: var(--gray-50);
}

.features h2 {
    text-align: center;
    margin-bottom: 64px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 32px;
}

.feature-card {
    background-color: var(--white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-4px);
}

.feature-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.feature-card h3 {
    margin: 24px 24px 16px;
}

.feature-card p {
    margin: 0 24px 24px;
}

/* Pricing Section */
.pricing {
    padding: 80px 0;
}

.pricing h2 {
    text-align: center;
    margin-bottom: 16px;
}

.pricing-subtitle {
    text-align: center;
    font-size: 1.125rem;
    margin-bottom: 48px;
    color: var(--gray-600);
}

.limited-offer {
    background: linear-gradient(135deg, var(--accent) 0%, #ea580c 100%);
    color: var(--white);
    padding: 32px;
    border-radius: 16px;
    text-align: center;
    margin-bottom: 48px;
}

.limited-offer h3 {
    color: var(--white);
    margin-bottom: 8px;
}

.countdown {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-top: 24px;
}

.countdown-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    background-color: rgba(255, 255, 255, 0.1);
    padding: 16px;
    border-radius: 8px;
}

.countdown-item span {
    font-size: 2rem;
    font-weight: 700;
}

.countdown-item label {
    font-size: 0.875rem;
    opacity: 0.8;
}

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

.pricing-card {
    background-color: var(--white);
    border: 2px solid var(--gray-200);
    border-radius: 16px;
    padding: 32px;
    text-align: center;
    position: relative;
    transition: transform 0.3s ease;
}

.pricing-card:hover {
    transform: translateY(-4px);
}

.pricing-card.featured {
    border-color: var(--primary);
    box-shadow: 0 8px 24px rgba(37, 99, 235, 0.15);
}

.popular-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--primary);
    color: var(--white);
    padding: 8px 16px;
    border-radius: 16px;
    font-size: 0.875rem;
    font-weight: 500;
}

.pricing-card h3 {
    margin-bottom: 16px;
}

.price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    margin-bottom: 8px;
}

.currency {
    font-size: 1.5rem;
    color: var(--gray-600);
}

.amount {
    font-size: 3rem;
    font-weight: 700;
    color: var(--gray-900);
}

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

.original-price {
    margin-bottom: 24px;
    color: var(--gray-400);
    text-decoration: line-through;
}

.features-list {
    list-style: none;
    margin-bottom: 32px;
}

.features-list li {
    padding: 8px 0;
    border-bottom: 1px solid var(--gray-100);
}

.features-list li:last-child {
    border-bottom: none;
}

/* Reviews Section */
.reviews {
    padding: 80px 0;
    background-color: var(--gray-50);
}

.reviews h2 {
    text-align: center;
    margin-bottom: 64px;
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 32px;
}

.review-card {
    background-color: var(--white);
    padding: 32px;
    border-radius: 16px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.review-rating {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
}

.review-rating .stars {
    color: var(--accent);
}

.review-card p {
    margin-bottom: 24px;
    font-style: italic;
    color: var(--gray-700);
}

.reviewer-info h4 {
    margin-bottom: 4px;
}

.reviewer-info span {
    color: var(--gray-500);
    font-size: 0.875rem;
}

/* FAQ Section */
.faq {
    padding: 80px 0;
}

.faq h2 {
    text-align: center;
    margin-bottom: 64px;
}

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

.faq-item {
    border-bottom: 1px solid var(--gray-200);
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    padding: 24px 0;
    background: none;
    border: none;
    text-align: left;
    font-size: 1.125rem;
    font-weight: 500;
    cursor: pointer;
    color: var(--gray-900);
}

.faq-icon {
    font-size: 1.5rem;
    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: 200px;
}

.faq-answer p {
    padding-bottom: 24px;
}

/* Final CTA Section */
.final-cta {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    text-align: center;
}

.final-cta h2 {
    color: var(--white);
    margin-bottom: 16px;
}

.final-cta p {
    font-size: 1.125rem;
    margin-bottom: 32px;
    color: rgba(255, 255, 255, 0.9);
}

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

.guarantee {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.875rem;
}

/* Footer */
.footer {
    background-color: var(--gray-900);
    color: var(--gray-300);
    padding: 64px 0 32px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 32px;
    margin-bottom: 32px;
}

.footer-section h3,
.footer-section h4 {
    color: var(--white);
    margin-bottom: 16px;
}

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

.footer-section ul li {
    margin-bottom: 8px;
}

.footer-section a {
    color: var(--gray-300);
    text-decoration: none;
    transition: color 0.2s ease;
}

.footer-section a:hover {
    color: var(--white);
}

.footer-bottom {
    border-top: 1px solid var(--gray-700);
    padding-top: 32px;
    text-align: center;
    color: var(--gray-400);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
}

.modal-content {
    background-color: var(--white);
    margin: 5% auto;
    padding: 32px;
    border-radius: 16px;
    width: 90%;
    max-width: 500px;
    position: relative;
    max-height: 90vh;
    overflow-y: auto;
}

.close {
    position: absolute;
    right: 16px;
    top: 16px;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    color: var(--gray-400);
}

.close:hover {
    color: var(--gray-600);
}

.form-step {
    display: none;
}

.form-step.active {
    display: block;
}

.form-step h3 {
    margin-bottom: 8px;
}

.form-step p {
    margin-bottom: 24px;
    color: var(--gray-600);
}

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

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

.form-group input,
.form-group select {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--gray-200);
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.2s ease;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    cursor: pointer;
    font-size: 14px;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    margin: 0;
}

.form-actions {
    display: flex;
    gap: 16px;
}

.form-actions .btn {
    flex: 1;
}

.form-progress {
    margin-top: 32px;
}

.progress-bar {
    width: 100%;
    height: 4px;
    background-color: var(--gray-200);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 16px;
}

.progress-fill {
    height: 100%;
    background-color: var(--primary);
    transition: width 0.3s ease;
    width: 25%;
}

.progress-steps {
    display: flex;
    justify-content: space-between;
}

.step {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background-color: var(--gray-200);
    color: var(--gray-600);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 500;
    transition: all 0.3s ease;
}

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

.success-message {
    text-align: center;
    padding: 32px 0;
}

.success-message h3 {
    margin-bottom: 16px;
    color: var(--success);
}

/* GDPR Banner */
.gdpr-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--gray-900);
    color: var(--white);
    padding: 16px;
    z-index: 1500;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.gdpr-banner.show {
    transform: translateY(0);
}

.gdpr-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    gap: 24px;
}

.gdpr-actions {
    display: flex;
    gap: 12px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }

    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }

    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .solution-content {
        grid-template-columns: 1fr;
    }

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

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

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

    .nav-actions {
        flex-direction: column;
        gap: 8px;
    }

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

    .countdown {
        gap: 12px;
    }

    .countdown-item span {
        font-size: 1.5rem;
    }

    .gdpr-content {
        flex-direction: column;
        text-align: center;
    }

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

@media (max-width: 480px) {
    .modal-content {
        margin: 10% auto;
        padding: 24px;
        width: 95%;
    }

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

    .countdown {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }
}