/* CSS Variables */
:root {
    --red: #E63946;
    --charcoal: #1F1F1F;
    --gray: #6B7280;
    --white: #FFFFFF;
    --yellow: #F59E0B;
    
    /* Spacing Scale */
    --space-xs: 0.25rem;   /* 4px */
    --space-sm: 0.5rem;    /* 8px */
    --space-md: 1rem;      /* 16px */
    --space-lg: 1.5rem;    /* 24px */
    --space-xl: 2rem;      /* 32px */
    --space-2xl: 3rem;     /* 48px */
    --space-3xl: 4rem;     /* 64px */
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --line-height-body: 1.6;
    --line-height-heading: 1.2;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 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);
    
    /* Transitions */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.25s ease-in-out;
    --transition-slow: 0.4s ease-in-out;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    line-height: var(--line-height-body);
    color: var(--charcoal);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img {
    max-width: 100%;
    height: auto;
    loading: lazy;
}

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--space-xl);
    }
}

/* Top Bar */
.topbar {
    background: linear-gradient(135deg, var(--red), #c12a36);
    color: var(--white);
    padding: var(--space-sm) 0;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    box-shadow: var(--shadow-md);
}

.topbar-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    font-size: 0.9rem;
    font-weight: 600;
}

.countdown {
    background: var(--white);
    color: var(--red);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-md);
    font-weight: 800;
    font-size: 1rem;
    min-width: 60px;
    text-align: center;
}

/* Header */
.header {
    background: var(--white);
    box-shadow: var(--shadow-sm);
    position: fixed;
    top: 40px;
    left: 0;
    right: 0;
    z-index: 999;
    transition: var(--transition-normal);
}

.header.shrink {
    top: 0;
    padding: var(--space-sm) 0;
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) 0;
}

.logo h2 {
    color: var(--charcoal);
    font-weight: 800;
    font-size: 1.5rem;
}

.nav-links {
    display: none;
    align-items: center;
    gap: var(--space-lg);
}

@media (min-width: 768px) {
    .nav-links {
        display: flex;
    }
}

.nav-links a {
    color: var(--gray);
    font-weight: 500;
    transition: var(--transition-fast);
}

.nav-links a:hover,
.nav-links a:focus-visible {
    color: var(--red);
}

/* Buttons */
.cta-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: 1rem;
    text-align: center;
    transition: var(--transition-normal);
    cursor: pointer;
    text-decoration: none;
    border: none;
    outline: none;
}

.cta-btn:focus-visible {
    outline: 2px solid var(--red);
    outline-offset: 2px;
}

.cta-btn.primary {
    background: linear-gradient(135deg, var(--red), #c12a36);
    color: var(--white);
}

.cta-btn.primary:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: var(--shadow-lg);
}

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

.cta-btn.secondary:hover {
    border-color: var(--red);
    color: var(--red);
    transform: translateY(-1px);
}

.cta-btn.large {
    padding: var(--space-lg) var(--space-3xl);
    font-size: 1.2rem;
}

.header-cta {
    padding: var(--space-sm) var(--space-md);
    font-size: 0.9rem;
}

.modal-btn {
    background: var(--yellow);
    color: var(--white);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-weight: 600;
    margin-top: var(--space-md);
    transition: var(--transition-fast);
}

.modal-btn:hover {
    background: #e59400;
}

/* Hero Section */
.hero {
    padding: 140px 0 var(--space-3xl);
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: var(--line-height-heading);
    color: var(--charcoal);
    margin-bottom: var(--space-lg);
}

@media (min-width: 768px) {
    .hero-title {
        font-size: 3.5rem;
    }
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--gray);
    margin-bottom: var(--space-2xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-benefits {
    display: grid;
    gap: var(--space-md);
    margin-bottom: var(--space-3xl);
    text-align: left;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.hero-benefits li {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    font-weight: 500;
}

.icon-check {
    width: 20px;
    height: 20px;
    color: var(--red);
    flex-shrink: 0;
}

/* Price Box */
.price-box {
    background: var(--white);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
    padding: var(--space-2xl);
    margin-bottom: var(--space-2xl);
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.price-anchor {
    margin-bottom: var(--space-md);
}

.old-price {
    font-size: 1.2rem;
    color: var(--gray);
    text-decoration: line-through;
    margin-right: var(--space-sm);
}

.current-price {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--red);
}

.price-details {
    color: var(--gray);
    margin-bottom: var(--space-lg);
    font-size: 0.95rem;
}

.cta-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

@media (min-width: 640px) {
    .cta-buttons {
        flex-direction: row;
        justify-content: center;
    }
}

.badges {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    justify-content: center;
}

.badge {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    background: #f8f9fa;
    color: var(--gray);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 500;
}

.badge-icon {
    width: 16px;
    height: 16px;
}

/* Section Styles */
section {
    padding: var(--space-3xl) 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: var(--space-2xl);
    color: var(--charcoal);
}

@media (min-width: 768px) {
    .section-title {
        font-size: 3rem;
    }
}

/* Testimonials */
.testimonials {
    background: #f8f9fa;
}

.testimonials-rating {
    text-align: center;
    font-size: 1.2rem;
    margin-bottom: var(--space-2xl);
    color: var(--yellow);
}

.carousel-container {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

.carousel {
    display: flex;
    gap: var(--space-md);
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
    -ms-overflow-style: none;
    padding-bottom: var(--space-md);
}

.carousel::-webkit-scrollbar {
    display: none;
}

.testimonial-card {
    flex: 0 0 300px;
    background: var(--white);
    border-radius: var(--radius-2xl);
    padding: var(--space-xl);
    box-shadow: var(--shadow-md);
    scroll-snap-align: start;
}

.testimonial-content p {
    font-style: italic;
    margin-bottom: var(--space-lg);
    line-height: 1.5;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.author-avatar {
    width: 48px;
    height: 48px;
    background: var(--red);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
}

.author-info strong {
    display: block;
    margin-bottom: var(--space-xs);
}

.author-info span {
    font-size: 0.9rem;
    color: var(--yellow);
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: var(--white);
    border: 1px solid var(--gray);
    border-radius: 50%;
    width: 48px;
    height: 48px;
    font-size: 1.5rem;
    color: var(--charcoal);
    cursor: pointer;
    transition: var(--transition-fast);
    z-index: 10;
}

.carousel-btn:hover {
    background: var(--red);
    color: var(--white);
    border-color: var(--red);
}

.carousel-btn.prev {
    left: -60px;
}

.carousel-btn.next {
    right: -60px;
}

@media (max-width: 768px) {
    .carousel-btn {
        display: none;
    }
}

.carousel-dots {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    margin-top: var(--space-lg);
}

.carousel-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #d1d5db;
    cursor: pointer;
    transition: var(--transition-fast);
}

.carousel-dot.active {
    background: var(--red);
}

.disclaimer {
    text-align: center;
    font-size: 0.8rem;
    color: var(--gray);
    margin-top: var(--space-lg);
}

/* How It Works */
.steps-grid {
    display: grid;
    gap: var(--space-xl);
    max-width: 800px;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .steps-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.step-card {
    text-align: center;
    padding: var(--space-xl);
    background: var(--white);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-md);
    position: relative;
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: var(--red);
    color: var(--white);
    border-radius: 50%;
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: var(--space-lg);
}

.step-content h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
}

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

/* Accordion */
.accordion {
    max-width: 800px;
    margin: 0 auto;
}

.accordion-item {
    background: var(--white);
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-md);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.accordion-header {
    width: 100%;
    padding: var(--space-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: none;
    border: none;
    text-align: left;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
}

.accordion-header:hover {
    background: #f8f9fa;
}

.accordion-header:focus-visible {
    outline: 2px solid var(--red);
    outline-offset: -2px;
}

.accordion-icon {
    width: 20px;
    height: 20px;
    transition: var(--transition-fast);
    flex-shrink: 0;
}

.accordion-header[aria-expanded="true"] .accordion-icon {
    transform: rotate(180deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal);
}

.accordion-content.active {
    max-height: 200px;
}

.accordion-content > div {
    padding: 0 var(--space-lg) var(--space-lg);
}

.accordion-content p {
    color: var(--gray);
    margin-bottom: var(--space-md);
}

/* Benefits Grid */
.benefits-grid {
    display: grid;
    gap: var(--space-xl);
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.benefit-card {
    background: var(--white);
    padding: var(--space-xl);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: var(--transition-normal);
}

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

.benefit-icon {
    width: 48px;
    height: 48px;
    color: var(--red);
    margin-bottom: var(--space-lg);
}

.benefit-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
}

.benefit-card p {
    color: var(--gray);
}

/* Author */
.author {
    background: #f8f9fa;
}

.author-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.author-info h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-lg);
}

.author-info p {
    color: var(--gray);
    margin-bottom: var(--space-md);
}

/* Ethics */
.ethics-card {
    display: flex;
    gap: var(--space-lg);
    background: var(--white);
    padding: var(--space-xl);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-md);
    max-width: 800px;
    margin: 0 auto;
    border-left: 4px solid var(--red);
}

.ethics-icon {
    width: 48px;
    height: 48px;
    color: var(--red);
    flex-shrink: 0;
}

.ethics-content h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
    color: var(--charcoal);
}

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

/* Bonus */
.bonus {
    background: #f8f9fa;
}

.bonus-subtitle {
    text-align: center;
    color: var(--gray);
    margin-bottom: var(--space-2xl);
    font-size: 1.1rem;
}

.bonus-grid {
    display: grid;
    gap: var(--space-xl);
    max-width: 800px;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .bonus-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.bonus-card {
    background: var(--white);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.bonus-header {
    background: linear-gradient(135deg, var(--yellow), #e59400);
    color: var(--white);
    padding: var(--space-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.bonus-header h3 {
    font-weight: 700;
    font-size: 1.2rem;
}

.bonus-price {
    text-align: right;
}

.old-value {
    display: block;
    text-decoration: line-through;
    font-size: 0.9rem;
    opacity: 0.8;
}

.free {
    font-weight: 800;
    font-size: 1.1rem;
}

.bonus-content {
    padding: var(--space-lg);
}

.bonus-content h4 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
    color: var(--charcoal);
}

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

/* Target Audience */
.target-grid {
    display: grid;
    gap: var(--space-xl);
    max-width: 800px;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .target-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.target-card {
    background: var(--white);
    padding: var(--space-xl);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-md);
}

.target-card.for {
    border-left: 4px solid #10b981;
}

.target-card.not-for {
    border-left: 4px solid #ef4444;
}

.target-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: var(--space-lg);
}

.target-card ul {
    list-style: none;
    padding: 0;
}

.target-card li {
    padding: var(--space-sm) 0;
    color: var(--gray);
    border-bottom: 1px solid #f3f4f6;
}

.target-card li:last-child {
    border-bottom: none;
}

/* Guarantee */
.guarantee {
    background: #f8f9fa;
}

.guarantee-card {
    display: flex;
    gap: var(--space-lg);
    background: var(--white);
    padding: var(--space-xl);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-md);
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
    border: 2px solid var(--yellow);
}

.guarantee-icon {
    width: 64px;
    height: 64px;
    color: var(--yellow);
    margin: 0 auto var(--space-lg);
}

.guarantee-content h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
    color: var(--charcoal);
}

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

/* Final Offer */
.final-offer {
    background: linear-gradient(135deg, var(--charcoal), #374151);
    color: var(--white);
}

.final-offer .section-title {
    color: var(--white);
}

.offer-card {
    background: var(--white);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
    max-width: 600px;
    margin: 0 auto;
    overflow: hidden;
}

.offer-content {
    padding: var(--space-2xl);
    text-align: center;
}

.offer-content h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-lg);
    color: var(--charcoal);
}

.offer-price {
    margin-bottom: var(--space-lg);
}

.offer-price .old-price {
    font-size: 1.1rem;
    color: var(--gray);
    text-decoration: line-through;
    display: block;
    margin-bottom: var(--space-xs);
}

.offer-price .current-price {
    font-size: 3rem;
    font-weight: 800;
    color: var(--red);
    display: block;
}

.savings {
    display: inline-block;
    background: var(--yellow);
    color: var(--white);
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-full);
    font-size: 0.9rem;
    font-weight: 600;
    margin-top: var(--space-sm);
}

.offer-includes {
    background: #f8f9fa;
    padding: var(--space-lg);
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-xl);
    text-align: left;
}

.offer-includes h4 {
    font-weight: 700;
    margin-bottom: var(--space-md);
    color: var(--charcoal);
}

.offer-includes ul {
    list-style: none;
}

.offer-includes li {
    padding: var(--space-xs) 0;
    color: var(--gray);
}

.payment-methods {
    margin-top: var(--space-lg);
}

.payment-icons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.payment-icons svg {
    width: 24px;
    height: 24px;
    color: var(--gray);
}

.security-badges {
    color: var(--gray);
    font-size: 0.9rem;
}

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

.faq-item {
    background: var(--white);
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-md);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: var(--space-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: none;
    border: none;
    text-align: left;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
}

.faq-question:hover {
    background: #f8f9fa;
}

.faq-question:focus-visible {
    outline: 2px solid var(--red);
    outline-offset: -2px;
}

.faq-icon {
    width: 20px;
    height: 20px;
    transition: var(--transition-fast);
    flex-shrink: 0;
}

.faq-question[aria-expanded="true"] .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal);
}

.faq-answer.active {
    max-height: 200px;
}

.faq-answer p {
    padding: 0 var(--space-lg) var(--space-lg);
    color: var(--gray);
}

/* Final Urgency */
.final-urgency {
    background: linear-gradient(135deg, var(--red), #c12a36);
    color: var(--white);
}

.urgency-card {
    background: var(--white);
    color: var(--charcoal);
    padding: var(--space-2xl);
    border-radius: var(--radius-2xl);
    text-align: center;
    box-shadow: var(--shadow-xl);
    max-width: 600px;
    margin: 0 auto;
}

.urgency-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
}

.urgency-card p {
    color: var(--gray);
    margin-bottom: var(--space-lg);
}

.countdown-large {
    font-size: 2rem;
    font-weight: 800;
    color: var(--red);
    margin-bottom: var(--space-xl);
}

.pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

/* Newsletter */
.newsletter {
    background: #f8f9fa;
    padding: var(--space-2xl) 0;
}

.newsletter-content {
    text-align: center;
    max-width: 500px;
    margin: 0 auto;
}

.newsletter-content h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-lg);
}

.newsletter-form {
    display: flex;
    gap: var(--space-md);
    flex-direction: column;
}

@media (min-width: 640px) {
    .newsletter-form {
        flex-direction: row;
    }
}

.newsletter-form input {
    flex: 1;
    padding: var(--space-md);
    border: 2px solid #e5e7eb;
    border-radius: var(--radius-lg);
    font-size: 1rem;
    transition: var(--transition-fast);
}

.newsletter-form input:focus {
    outline: none;
    border-color: var(--red);
}

.newsletter-form button {
    background: var(--red);
    color: var(--white);
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-lg);
    font-weight: 600;
    transition: var(--transition-fast);
    white-space: nowrap;
}

.newsletter-form button:hover {
    background: #c12a36;
}

/* Footer */
.footer {
    background: var(--charcoal);
    color: var(--white);
    padding: var(--space-2xl) 0;
}

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

.footer-links {
    display: flex;
    justify-content: center;
    gap: var(--space-lg);
    margin-bottom: var(--space-lg);
    flex-wrap: wrap;
}

.footer-links a {
    color: #d1d5db;
    transition: var(--transition-fast);
}

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

.footer-info {
    margin-bottom: var(--space-lg);
    color: #9ca3af;
}

.footer-disclaimer {
    font-size: 0.8rem;
    color: #6b7280;
    max-width: 600px;
    margin: 0 auto;
}

/* Mobile Sticky CTA */
.mobile-sticky-cta {
    display: block;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--white);
    border-top: 1px solid #e5e7eb;
    padding: var(--space-md);
    z-index: 998;
    box-shadow: 0 -4px 6px -1px rgba(0, 0, 0, 0.1);
}

@media (min-width: 768px) {
    .mobile-sticky-cta {
        display: none;
    }
}

.mobile-cta-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
}

.mobile-price {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.mobile-old-price {
    font-size: 0.8rem;
    color: var(--gray);
    text-decoration: line-through;
}

.mobile-current-price {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--red);
}

.mobile-cta-btn {
    background: linear-gradient(135deg, var(--red), #c12a36);
    color: var(--white);
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-full);
    font-weight: 700;
    flex-shrink: 0;
    transition: var(--transition-fast);
}

.mobile-cta-btn:hover {
    transform: scale(1.02);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.75);
    z-index: 1001;
    overflow-y: auto;
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-md);
}

.modal-content {
    background: var(--white);
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
}

.modal-close {
    position: absolute;
    top: var(--space-lg);
    right: var(--space-lg);
    font-size: 2rem;
    color: var(--gray);
    cursor: pointer;
    line-height: 1;
    transition: var(--transition-fast);
}

.modal-close:hover {
    color: var(--red);
}

.modal-content h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-lg);
    padding-right: var(--space-2xl);
}

.modal-examples {
    display: grid;
    gap: var(--space-lg);
}

.example {
    padding: var(--space-lg);
    background: #f8f9fa;
    border-radius: var(--radius-xl);
    border-left: 4px solid var(--red);
}

.example h4 {
    font-weight: 600;
    margin-bottom: var(--space-md);
    color: var(--charcoal);
}

.example p {
    margin-bottom: var(--space-sm);
    color: var(--gray);
}

.example strong {
    color: var(--charcoal);
}

/* Utility Classes */
.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;
}

/* Loading States */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

/* Focus Styles */
*:focus-visible {
    outline: 2px solid var(--red);
    outline-offset: 2px;
}

/* Smooth Scrolling */
@media (prefers-reduced-motion: no-preference) {
    html {
        scroll-behavior: smooth;
    }
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    :root {
        --red: #dc143c;
        --charcoal: #000000;
        --gray: #404040;
    }
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}