/* ===================================
   MALE MATRIX - MODERN CSS STYLES
   Mobile-First Responsive Design
   =================================== */

/* CSS VARIABLES */
:root {
    /* Primary Colors - Medical Professional with Modern Accents */
    --primary-color: #1E40AF;
    --primary-light: #3B82F6;
    --primary-dark: #1E3A8A;
    --secondary-color: #10B981;
    --accent-color: #F59E0B;
    
    /* Neutral Colors */
    --white: #FFFFFF;
    --black: #000000;
    --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;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #1E40AF 0%, #3B82F6 100%);
    --gradient-secondary: linear-gradient(135deg, #10B981 0%, #059669 100%);
    --gradient-accent: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
    --gradient-hero: linear-gradient(135deg, #1E3A8A 0%, #1E40AF 50%, #3B82F6 100%);
    
    /* Spacing */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 32px;
    --spacing-xl: 48px;
    --spacing-xxl: 64px;
    
    /* Typography */
    --font-primary: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-secondary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    
    /* 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);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 300ms ease-in-out;
    --transition-slow: 500ms ease-in-out;
}

/* RESET & BASE STYLES */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
}

body {
    font-family: var(--font-primary);
    color: var(--gray-800);
    line-height: 1.6;
    background-color: var(--white);
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-base);
}

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

input, select, textarea {
    font-size: 16px; /* Prevent zoom on iOS */
}

/* CONTAINER */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

@media (min-width: 768px) {
    .container {
        padding: 0 40px;
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 60px;
    }
}

/* SECTION SPACING */
section {
    padding: 60px 0;
}

@media (min-width: 768px) {
    section {
        padding: 80px 0;
    }
}

@media (min-width: 1024px) {
    section {
        padding: 100px 0;
    }
}

/* TYPOGRAPHY */
h1, h2, h3, h4, h5, h6 {
    line-height: 1.2;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: 32px;
}

h2 {
    font-size: 28px;
}

h3 {
    font-size: 22px;
}

h4 {
    font-size: 18px;
}

@media (min-width: 768px) {
    h1 {
        font-size: 42px;
    }
    
    h2 {
        font-size: 36px;
    }
    
    h3 {
        font-size: 26px;
    }
    
    h4 {
        font-size: 20px;
    }
}

@media (min-width: 1024px) {
    h1 {
        font-size: 52px;
    }
    
    h2 {
        font-size: 42px;
    }
    
    h3 {
        font-size: 30px;
    }
    
    h4 {
        font-size: 22px;
    }
}

p {
    margin-bottom: var(--spacing-sm);
    line-height: 1.8;
}

/* SECTION TITLES */
.section-title {
    text-align: center;
    font-size: 32px;
    margin-bottom: var(--spacing-md);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

@media (min-width: 768px) {
    .section-title {
        font-size: 42px;
        margin-bottom: var(--spacing-lg);
    }
}

.section-subtitle {
    text-align: center;
    font-size: 18px;
    color: var(--gray-600);
    margin-bottom: var(--spacing-lg);
}

@media (min-width: 768px) {
    .section-subtitle {
        font-size: 20px;
    }
}

/* BUTTONS */
.cta-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 16px 32px;
    min-height: 48px;
    font-size: 16px;
    font-weight: 600;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: var(--radius-full);
    transition: var(--transition-base);
    box-shadow: var(--shadow-md);
    text-align: center;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.cta-button:active {
    transform: translateY(0);
}

@media (min-width: 768px) {
    .cta-button {
        padding: 18px 40px;
        font-size: 18px;
    }
}

.button-icon {
    font-size: 20px;
    transition: var(--transition-base);
}

.cta-button:hover .button-icon {
    transform: translateX(5px);
}

/* PURCHASE NOTIFICATION POPUP */
.purchase-popup {
    position: fixed;
    bottom: 20px;
    left: 20px;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    padding: 16px 20px;
    z-index: 9999;
    max-width: 320px;
    opacity: 0;
    transform: translateY(100px);
    transition: var(--transition-slow);
    pointer-events: none;
}

.purchase-popup.show {
    opacity: 1;
    transform: translateY(0);
    pointer-events: all;
}

@media (min-width: 768px) {
    .purchase-popup {
        bottom: 30px;
        left: 30px;
    }
}

.popup-content {
    display: flex;
    align-items: center;
    gap: 12px;
    position: relative;
}

.popup-close {
    position: absolute;
    top: -8px;
    right: -8px;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-200);
    border-radius: 50%;
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.popup-close:hover {
    background: var(--gray-300);
}

.popup-icon {
    font-size: 32px;
}

.popup-text {
    font-size: 14px;
    line-height: 1.4;
}

.popup-text strong {
    color: var(--primary-color);
}

.popup-time {
    font-size: 12px;
    color: var(--gray-500);
    margin-top: 4px;
}

/* ===================================
   SECTION 1: NAVIGATION
   =================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition-base);
}

.navbar.scrolled {
    box-shadow: var(--shadow-lg);
    padding: 8px 0;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
}

@media (min-width: 768px) {
    .nav-container {
        padding: 20px 40px;
    }
}

.logo {
    z-index: 1001;
}

.logo-text {
    font-size: 24px;
    font-weight: 700;
    color: var(--gray-900);
}

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

@media (min-width: 768px) {
    .logo-text {
        font-size: 28px;
    }
}

.nav-links {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 32px;
}

@media (max-width: 767px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        padding: 80px 30px 30px;
        box-shadow: var(--shadow-xl);
        transition: var(--transition-base);
        align-items: flex-start;
        gap: 24px;
    }
    
    .nav-links.active {
        right: 0;
    }
}

.nav-link {
    font-size: 16px;
    font-weight: 500;
    color: var(--gray-700);
    transition: var(--transition-fast);
}

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

.nav-cta-btn {
    padding: 10px 24px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: var(--radius-full);
    font-weight: 600;
    transition: var(--transition-base);
}

.nav-cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 6px;
    width: 30px;
    height: 30px;
    z-index: 1001;
}

@media (max-width: 767px) {
    .hamburger {
        display: flex;
    }
}

.hamburger span {
    width: 100%;
    height: 3px;
    background: var(--gray-900);
    border-radius: 2px;
    transition: var(--transition-base);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(8px, -8px);
}

/* ===================================
   SECTION 2: HERO SECTION
   =================================== */
.hero-section {
    position: relative;
    min-height: 90vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-hero);
    opacity: 0.05;
    z-index: -1;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    align-items: center;
}

@media (min-width: 768px) {
    .hero-container {
        grid-template-columns: 1fr 1fr;
        gap: 60px;
    }
}

.hero-image {
    order: -1;
}

@media (min-width: 768px) {
    .hero-image {
        order: 0;
    }
}

.hero-image-wrapper {
    position: relative;
    max-width: 400px;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .hero-image-wrapper {
        max-width: 500px;
    }
}

.product-bottle {
    position: relative;
    z-index: 2;
    animation: float 3s ease-in-out infinite;
}

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

.glow-effect {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120%;
    height: 120%;
    background: radial-gradient(circle, rgba(30, 64, 175, 0.3) 0%, transparent 70%);
    animation: pulse 2s ease-in-out infinite;
    z-index: 1;
}

@keyframes pulse {
    0%, 100% {
        opacity: 0.5;
        transform: translate(-50%, -50%) scale(1);
    }
    50% {
        opacity: 0.8;
        transform: translate(-50%, -50%) scale(1.1);
    }
}

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

@media (min-width: 768px) {
    .hero-content {
        text-align: left;
    }
}

.hero-title {
    font-size: 32px;
    margin-bottom: var(--spacing-md);
    color: var(--gray-900);
}

@media (min-width: 768px) {
    .hero-title {
        font-size: 48px;
    }
}

@media (min-width: 1024px) {
    .hero-title {
        font-size: 56px;
    }
}

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

.hero-description {
    font-size: 16px;
    color: var(--gray-600);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

@media (min-width: 768px) {
    .hero-description {
        font-size: 18px;
    }
}

.hero-cta {
    width: 100%;
    margin-bottom: var(--spacing-md);
}

@media (min-width: 768px) {
    .hero-cta {
        width: auto;
    }
}

.hero-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
}

@media (min-width: 768px) {
    .hero-badges {
        justify-content: flex-start;
    }
}

.badge {
    padding: 8px 16px;
    background: var(--gray-100);
    border-radius: var(--radius-full);
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-700);
}

/* Fade-in animations */
.fade-in {
    animation: fadeIn 0.8s ease-out;
}

.fade-in-delay-1 {
    animation: fadeIn 0.8s ease-out 0.2s backwards;
}

.fade-in-delay-2 {
    animation: fadeIn 0.8s ease-out 0.4s backwards;
}

.fade-in-delay-3 {
    animation: fadeIn 0.8s ease-out 0.6s backwards;
}

.fade-in-delay-4 {
    animation: fadeIn 0.8s ease-out 0.8s backwards;
}

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

/* ===================================
   SECTION 3: WHY CHOOSE US
   =================================== */
.why-choose-section {
    background: var(--gray-50);
}

.cards-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

@media (min-width: 576px) {
    .cards-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 992px) {
    .cards-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 30px;
    }
}

.feature-card {
    background: var(--white);
    padding: 32px 24px;
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition-base);
    box-shadow: var(--shadow-sm);
}

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

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
}

.feature-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.feature-card h3 {
    font-size: 20px;
    margin-bottom: 12px;
    color: var(--primary-color);
}

.feature-card p {
    font-size: 14px;
    color: var(--gray-600);
    line-height: 1.6;
}

/* ===================================
   SECTION 4: WHAT IS MALE MATRIX
   =================================== */
.what-is-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    align-items: center;
}

@media (min-width: 768px) {
    .what-is-content {
        grid-template-columns: 1fr 1fr;
        gap: 60px;
    }
}

.what-is-text p {
    font-size: 16px;
    color: var(--gray-600);
    line-height: 1.8;
}

@media (min-width: 768px) {
    .what-is-text p {
        font-size: 18px;
    }
}

.what-is-image {
    order: -1;
}

@media (min-width: 768px) {
    .what-is-image {
        order: 0;
    }
}

.what-is-image img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

/* ===================================
   SECTION 5: HOW IT WORKS
   =================================== */
.how-it-works-section {
    background: var(--gray-50);
}

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

.accordion-item {
    background: var(--white);
    border-radius: var(--radius-md);
    margin-bottom: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.accordion-header {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    font-size: 18px;
    font-weight: 600;
    color: var(--gray-900);
    text-align: left;
    cursor: pointer;
    transition: var(--transition-base);
    min-height: 48px;
}

.accordion-header:hover {
    background: var(--gray-50);
}

.accordion-icon {
    font-size: 24px;
    font-weight: 300;
    color: var(--primary-color);
    transition: var(--transition-base);
}

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

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

.accordion-item.active .accordion-content {
    max-height: 500px;
}

.accordion-content p {
    padding: 0 24px 24px;
    font-size: 16px;
    color: var(--gray-600);
    line-height: 1.8;
}

/* ===================================
   SECTION 6: CUSTOMER REVIEWS
   =================================== */
.reviews-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
}

@media (min-width: 576px) {
    .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 992px) {
    .reviews-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.review-card {
    background: var(--white);
    padding: 32px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
}

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

.review-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.reviewer-photo {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--primary-light);
}

.reviewer-name {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 4px;
}

.reviewer-location {
    font-size: 14px;
    color: var(--gray-500);
    margin-bottom: 8px;
}

.star-rating {
    color: #F59E0B;
    font-size: 16px;
    letter-spacing: 2px;
}

.review-text {
    font-size: 15px;
    color: var(--gray-600);
    line-height: 1.7;
    font-style: italic;
}

/* Slide-in animation */
.animate-slide-in {
    animation: slideIn 0.6s ease-out;
}

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

/* ===================================
   SECTION 7 & 14: PRICING
   =================================== */
.pricing-section {
    background: var(--gray-50);
}

.pricing-section-alt {
    background: var(--white);
}

.countdown-timer {
    text-align: center;
    margin: 0 auto 40px;
    max-width: 500px;
}

.timer-label {
    font-size: 18px;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 16px;
}

@media (min-width: 768px) {
    .timer-label {
        font-size: 20px;
    }
}

.timer-display {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: var(--white);
    padding: 24px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

@media (min-width: 768px) {
    .timer-display {
        gap: 20px;
        padding: 32px;
    }
}

.timer-unit {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 80px;
}

@media (min-width: 768px) {
    .timer-unit {
        min-width: 100px;
    }
}

.timer-value {
    font-size: 42px;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1;
}

@media (min-width: 768px) {
    .timer-value {
        font-size: 56px;
    }
}

.timer-label-small {
    font-size: 12px;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 8px;
}

@media (min-width: 768px) {
    .timer-label-small {
        font-size: 14px;
    }
}

.timer-separator {
    font-size: 36px;
    font-weight: 700;
    color: var(--primary-color);
}

@media (min-width: 768px) {
    .timer-separator {
        font-size: 48px;
    }
}

.pricing-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
    margin-bottom: 40px;
}

@media (min-width: 576px) {
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 992px) {
    .pricing-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 30px;
    }
}

.pricing-card {
    background: var(--white);
    padding: 32px 24px;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    position: relative;
}

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

.pricing-card-popular {
    border: 3px solid var(--primary-color);
    transform: scale(1.05);
}

@media (max-width: 991px) {
    .pricing-card-popular {
        transform: scale(1);
    }
}

.popular-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-accent);
    color: var(--white);
    padding: 6px 20px;
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.pricing-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.pricing-supply {
    font-size: 24px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 4px;
}

.pricing-duration {
    font-size: 14px;
    color: var(--gray-500);
    margin-bottom: 20px;
}

.pricing-image {
    margin: 24px 0;
}

.pricing-image img {
    max-width: 200px;
    margin: 0 auto;
}

.pricing-price {
    margin-bottom: 12px;
}

.price-per-bottle {
    font-size: 48px;
    font-weight: 700;
    color: var(--primary-color);
    display: block;
    line-height: 1;
}

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

.pricing-total {
    margin-bottom: 20px;
}

.price-old {
    font-size: 20px;
    color: var(--gray-400);
    text-decoration: line-through;
    margin-right: 12px;
}

.price-new {
    font-size: 28px;
    font-weight: 700;
    color: var(--secondary-color);
}

.bonus-badges {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 20px;
}

.bonus-badge {
    padding: 8px 12px;
    background: var(--gradient-secondary);
    color: var(--white);
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 600;
}

.pricing-button {
    display: block;
    width: 100%;
    padding: 16px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: var(--radius-full);
    font-size: 18px;
    font-weight: 600;
    transition: var(--transition-base);
    margin-bottom: 20px;
    min-height: 50px;
}

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

.payment-logos img {
    max-width: 200px;
    margin: 0 auto;
}

.rating-display {
    text-align: center;
}

.rating-display img {
    max-width: 300px;
    margin: 0 auto;
}

/* ===================================
   SECTION 8: BONUS SECTION
   =================================== */
.bonus-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
}

@media (min-width: 768px) {
    .bonus-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }
}

.bonus-card {
    background: var(--white);
    padding: 32px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: var(--transition-base);
}

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

.bonus-image {
    margin-bottom: 24px;
}

.bonus-image img {
    border-radius: var(--radius-md);
    max-width: 100%;
}

.bonus-card h3 {
    font-size: 22px;
    margin-bottom: 16px;
    color: var(--primary-color);
}

.bonus-card p {
    font-size: 16px;
    color: var(--gray-600);
    line-height: 1.7;
}

/* ===================================
   SECTION 9: INGREDIENTS
   =================================== */
.ingredients-section {
    background: var(--gray-50);
}

.ingredients-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

@media (min-width: 576px) {
    .ingredients-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }
}

@media (min-width: 992px) {
    .ingredients-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 30px;
    }
}

.ingredient-card {
    background: var(--white);
    padding: 24px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

.ingredient-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.ingredient-card h3 {
    font-size: 18px;
    color: var(--primary-color);
    margin-bottom: 12px;
}

.ingredient-card p {
    font-size: 14px;
    color: var(--gray-600);
    line-height: 1.6;
}

/* ===================================
   SECTION 10: SCIENTIFIC EVIDENCE
   =================================== */
.scientific-content {
    max-width: 900px;
    margin: 0 auto;
}

.scientific-intro {
    font-size: 18px;
    color: var(--gray-700);
    text-align: center;
    margin-bottom: 40px;
    line-height: 1.8;
}

.research-item {
    background: var(--white);
    padding: 32px;
    border-radius: var(--radius-lg);
    margin-bottom: 24px;
    box-shadow: var(--shadow-sm);
}

.research-item h3 {
    font-size: 20px;
    color: var(--primary-color);
    margin-bottom: 16px;
}

.research-item p {
    font-size: 16px;
    color: var(--gray-600);
    line-height: 1.7;
}

/* ===================================
   SECTION 11: SCIENTIFICALLY FORMULATED
   =================================== */
.formulated-section {
    background: var(--gray-50);
}

.formulated-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
}

@media (min-width: 576px) {
    .formulated-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 992px) {
    .formulated-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 40px;
    }
}

.formulated-card {
    background: var(--white);
    padding: 40px 32px;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-md);
    position: relative;
    transition: var(--transition-base);
}

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

.formulated-number {
    position: absolute;
    top: 20px;
    left: 20px;
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 700;
}

.formulated-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.formulated-card h3 {
    font-size: 22px;
    margin-bottom: 16px;
    color: var(--gray-900);
}

.formulated-card p {
    font-size: 15px;
    color: var(--gray-600);
    line-height: 1.7;
}

/* ===================================
   SECTION 12: MONEY BACK GUARANTEE
   =================================== */
.guarantee-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    align-items: center;
}

@media (min-width: 768px) {
    .guarantee-content {
        grid-template-columns: 1fr 1fr;
        gap: 60px;
    }
}

.guarantee-image img {
    max-width: 100%;
    border-radius: var(--radius-lg);
}

.guarantee-point {
    margin-bottom: 32px;
}

.guarantee-point:last-child {
    margin-bottom: 0;
}

.guarantee-point h3 {
    font-size: 20px;
    margin-bottom: 12px;
    color: var(--gray-900);
}

.guarantee-point p {
    font-size: 16px;
    color: var(--gray-600);
    line-height: 1.7;
}

/* ===================================
   SECTION 13: BENEFITS
   =================================== */
.benefits-section {
    background: var(--gray-50);
}

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

.benefit-item {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 20px;
    align-items: start;
    background: var(--white);
    padding: 24px;
    border-radius: var(--radius-md);
    margin-bottom: 20px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

.benefit-item:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-md);
}

.benefit-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-secondary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    flex-shrink: 0;
}

.benefit-text h3 {
    font-size: 18px;
    margin-bottom: 8px;
    color: var(--gray-900);
}

.benefit-text p {
    font-size: 15px;
    color: var(--gray-600);
    line-height: 1.6;
}

/* ===================================
   SECTION 15: FAQ
   =================================== */
.faq-section {
    background: var(--gray-50);
}

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

.faq-item {
    background: var(--white);
    border-radius: var(--radius-md);
    margin-bottom: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    font-size: 17px;
    font-weight: 600;
    color: var(--gray-900);
    text-align: left;
    cursor: pointer;
    transition: var(--transition-base);
    min-height: 48px;
}

.faq-question:hover {
    background: var(--gray-50);
}

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

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

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

.faq-item.active .faq-answer {
    max-height: 600px;
}

.faq-answer p {
    padding: 0 24px 24px;
    font-size: 15px;
    color: var(--gray-600);
    line-height: 1.7;
}

/* ===================================
   SECTION 16: FINAL CTA
   =================================== */
.final-cta-section {
    background: var(--gradient-hero);
    color: var(--white);
}

.final-cta-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    align-items: center;
}

@media (min-width: 768px) {
    .final-cta-content {
        grid-template-columns: 1fr 1fr;
        gap: 60px;
    }
}

.final-cta-image {
    position: relative;
    max-width: 400px;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .final-cta-image {
        max-width: 500px;
    }
}

.final-cta-image img {
    position: relative;
    z-index: 2;
}

.pulse-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    border: 3px solid var(--white);
    border-radius: 50%;
    animation: pulseRing 2s ease-out infinite;
}

@keyframes pulseRing {
    0% {
        transform: translate(-50%, -50%) scale(0.8);
        opacity: 1;
    }
    100% {
        transform: translate(-50%, -50%) scale(1.3);
        opacity: 0;
    }
}

.animate-scale {
    animation: scaleUp 0.8s ease-out;
}

@keyframes scaleUp {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

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

@media (min-width: 768px) {
    .final-cta-text {
        text-align: left;
    }
}

.final-cta-title {
    font-size: 36px;
    color: var(--white);
    margin-bottom: 12px;
}

@media (min-width: 768px) {
    .final-cta-title {
        font-size: 48px;
    }
}

.final-cta-subtitle {
    font-size: 20px;
    margin-bottom: 24px;
    opacity: 0.9;
}

.final-cta-pricing {
    margin-bottom: 32px;
}

.final-price-old {
    display: block;
    font-size: 18px;
    text-decoration: line-through;
    opacity: 0.7;
    margin-bottom: 8px;
}

.final-price-new {
    display: block;
    font-size: 42px;
    font-weight: 700;
    color: var(--accent-color);
}

@media (min-width: 768px) {
    .final-price-new {
        font-size: 52px;
    }
}

.final-cta-button {
    width: 100%;
    background: var(--white);
    color: var(--primary-color);
    margin-bottom: 24px;
}

@media (min-width: 768px) {
    .final-cta-button {
        width: auto;
        min-width: 300px;
    }
}

.final-cta-button:hover {
    background: var(--accent-color);
    color: var(--white);
}

.final-cta-guarantee {
    display: flex;
    flex-direction: column;
    gap: 12px;
    font-size: 14px;
}

@media (min-width: 768px) {
    .final-cta-guarantee {
        flex-direction: row;
        gap: 24px;
        font-size: 15px;
    }
}

/* ===================================
   SECTION 17: FOOTER
   =================================== */
.footer {
    background: var(--gray-900);
    color: var(--gray-300);
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

@media (min-width: 576px) {
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

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

.footer-column h4 {
    color: var(--white);
    font-size: 18px;
    margin-bottom: 16px;
}

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

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

.footer-column a {
    color: var(--gray-300);
    font-size: 14px;
    transition: var(--transition-fast);
}

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

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

.social-icons a {
    width: 40px;
    height: 40px;
    background: var(--gray-800);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-base);
}

.social-icons a:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
}

.footer-disclaimer {
    padding: 24px;
    background: var(--gray-800);
    border-radius: var(--radius-md);
    margin-bottom: 24px;
}

.footer-disclaimer p {
    font-size: 12px;
    line-height: 1.6;
    color: var(--gray-400);
}

.footer-bottom {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid var(--gray-800);
}

.footer-bottom p {
    font-size: 14px;
    color: var(--gray-400);
}

/* ===================================
   SCROLL TO TOP BUTTON
   =================================== */
.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 56px;
    height: 56px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-xl);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-base);
    z-index: 999;
}

.scroll-to-top.show {
    opacity: 1;
    visibility: visible;
}

.scroll-to-top:hover {
    transform: translateY(-5px);
}

/* ===================================
   ANIMATION ON SCROLL
   =================================== */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===================================
   ACCESSIBILITY & REDUCED MOTION
   =================================== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles for accessibility */
a:focus,
button:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* ===================================
   UTILITY CLASSES
   =================================== */
.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

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

.mb-0 {
    margin-bottom: 0 !important;
}

.mt-4 {
    margin-top: var(--spacing-lg);
}

.hidden {
    display: none;
}