/* ===================================
   BRAINCEPT - Modern Gradient Style
   Mobile-First Responsive Design
   =================================== */

/* CSS Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

:root {
    /* Primary Colors - Modern Gradient */
    --primary-gradient: linear-gradient(135deg, #4F46E5 0%, #06B6D4 100%);
    --primary-color: #4F46E5;
    --secondary-color: #06B6D4;
    --accent-color: #10B981;
    
    /* 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;
    
    /* Typography */
    --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-xl: 2rem;
    
    /* 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);
    
    /* Transitions */
    --transition-fast: 0.2s ease-in-out;
    --transition-base: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
    
    /* Z-index layers */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal: 1040;
    --z-popover: 1050;
    --z-tooltip: 1060;
}

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

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--white);
    overflow-x: hidden;
}

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

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

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

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

/* ===================================
   NAVIGATION
   =================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: var(--z-sticky);
    transition: var(--transition-base);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
    background: rgba(255, 255, 255, 0.98);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
    min-height: 70px;
}

.logo-text {
    font-size: 24px;
    font-weight: 700;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    font-weight: 500;
    color: var(--gray-700);
    position: relative;
    padding: 0.5rem 0;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-gradient);
    transition: width var(--transition-base);
}

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

.nav-cta {
    padding: 0.75rem 1.5rem;
    background: var(--primary-gradient);
    color: var(--white);
    border-radius: var(--radius-lg);
    font-weight: 600;
    transition: var(--transition-base);
}

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

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
    z-index: var(--z-fixed);
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    border-radius: 3px;
    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(7px, -6px);
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .nav-container {
        padding: 0.75rem 20px;
        min-height: 60px;
    }
    
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 60px;
        right: -100%;
        width: 280px;
        height: calc(100vh - 60px);
        background: var(--white);
        flex-direction: column;
        padding: 2rem 1.5rem;
        gap: 1.5rem;
        box-shadow: var(--shadow-xl);
        transition: right var(--transition-base);
        align-items: flex-start;
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-link {
        width: 100%;
        padding: 0.75rem 0;
        font-size: 18px;
    }
    
    .nav-cta {
        width: 100%;
        text-align: center;
        padding: 1rem;
        margin-top: 1rem;
    }
}

/* ===================================
   BUTTONS
   =================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    font-size: 16px;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: var(--transition-base);
    text-align: center;
    min-height: 48px;
}

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

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

.btn-primary:active {
    transform: translateY(0);
}

.btn-lg {
    padding: 1.25rem 2.5rem;
    font-size: 18px;
    min-height: 56px;
}

.btn-block {
    width: 100%;
}

.btn-icon {
    transition: transform var(--transition-base);
}

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

/* Mobile Button Optimization */
@media (max-width: 576px) {
    .btn {
        width: 100%;
        padding: 1rem;
    }
    
    .btn-lg {
        padding: 1.25rem;
        font-size: 16px;
    }
}

/* ===================================
   HERO SECTION
   =================================== */

.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.05) 0%, rgba(6, 182, 212, 0.05) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(79, 70, 229, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 20s ease-in-out infinite;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.hero-image {
    position: relative;
    z-index: 1;
}

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

.hero-decoration {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120%;
    height: 120%;
    background: var(--primary-gradient);
    opacity: 0.1;
    border-radius: 50%;
    filter: blur(60px);
    z-index: -1;
}

.hero-content {
    z-index: 1;
}

.hero-title {
    font-size: 40px;
    font-weight: 800;
    line-height: 1.2;
    color: var(--gray-900);
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--gray-900) 0%, var(--primary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 16px;
    line-height: 1.8;
    color: var(--gray-600);
    margin-bottom: 1rem;
}

.hero-cta-group {
    margin: 2rem 0;
}

.pulse-animation {
    animation: pulse 2s ease-in-out infinite;
}

.hero-trust-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-top: 2rem;
}

.trust-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-700);
}

.trust-badge svg {
    flex-shrink: 0;
}

/* Hero Mobile Responsive */
@media (max-width: 768px) {
    .hero {
        padding: 80px 0 60px;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .hero-image {
        order: -1;
        text-align: center;
    }
    
    .hero-title {
        font-size: 28px;
    }
    
    .hero-description {
        font-size: 15px;
    }
    
    .hero-trust-badges {
        justify-content: center;
        gap: 1rem;
    }
    
    .trust-badge {
        font-size: 13px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 24px;
    }
    
    .hero-trust-badges {
        flex-direction: column;
        align-items: center;
    }
}

/* ===================================
   SECTION STYLES
   =================================== */

section {
    padding: 80px 0;
}

.section-title {
    font-size: 36px;
    font-weight: 800;
    text-align: center;
    color: var(--gray-900);
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 18px;
    text-align: center;
    color: var(--gray-600);
    margin-bottom: 3rem;
}

/* Section Mobile Responsive */
@media (max-width: 768px) {
    section {
        padding: 60px 0;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .section-subtitle {
        font-size: 16px;
        margin-bottom: 2rem;
    }
}

@media (max-width: 480px) {
    section {
        padding: 40px 0;
    }
    
    .section-title {
        font-size: 24px;
    }
}

/* ===================================
   WHY CHOOSE US
   =================================== */

.why-choose {
    background: var(--gray-50);
}

.badges-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.badge-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    opacity: 0;
    transform: translateY(30px);
}

.badge-card.fade-in {
    animation: fadeInUp 0.6s ease-out forwards;
}

.badge-card:hover {
    transform: translateY(-10px) rotate(2deg) scale(1.05);
    box-shadow: var(--shadow-xl);
}

.badge-icon {
    margin-bottom: 1.5rem;
}

.badge-icon img {
    width: 80px;
    height: 80px;
    margin: 0 auto;
}

.badge-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.badge-description {
    font-size: 14px;
    line-height: 1.7;
    color: var(--gray-600);
}

/* Badges Mobile Responsive */
@media (max-width: 991px) {
    .badges-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
}

@media (max-width: 576px) {
    .badges-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .badge-card {
        padding: 1.5rem;
    }
}

/* ===================================
   WHAT IS SECTION
   =================================== */

.what-is-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    margin-top: 3rem;
}

.what-is-text p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--gray-700);
    margin-bottom: 1.5rem;
}

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

/* What Is Mobile Responsive */
@media (max-width: 768px) {
    .what-is-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .what-is-image {
        order: -1;
    }
    
    .what-is-text p {
        font-size: 15px;
    }
}

/* ===================================
   HOW IT WORKS - ACCORDION
   =================================== */

.how-it-works {
    background: var(--gray-50);
}

.accordion {
    max-width: 900px;
    margin: 3rem auto 0;
}

.accordion-item {
    background: var(--white);
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.accordion-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    cursor: pointer;
    transition: var(--transition-base);
    min-height: 44px;
}

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

.accordion-header h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--gray-900);
    margin: 0;
}

.accordion-icon {
    transition: transform var(--transition-base);
    flex-shrink: 0;
    color: var(--primary-color);
}

.accordion-item.active .accordion-icon {
    transform: rotate(180deg);
}

.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 1.5rem 1.5rem;
    font-size: 15px;
    line-height: 1.8;
    color: var(--gray-700);
}

/* Accordion Mobile Responsive */
@media (max-width: 576px) {
    .accordion-header {
        padding: 1.25rem;
    }
    
    .accordion-header h3 {
        font-size: 16px;
    }
    
    .accordion-content p {
        padding: 0 1.25rem 1.25rem;
        font-size: 14px;
    }
}

/* ===================================
   CUSTOMER REVIEWS
   =================================== */

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.review-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    opacity: 0;
    transform: translateX(-50px);
}

.review-card.slide-in {
    animation: slideInLeft 0.6s ease-out forwards;
}

.review-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.review-header {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

.reviewer-image {
    flex-shrink: 0;
}

.reviewer-image img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
}

.reviewer-info {
    flex: 1;
}

.reviewer-name {
    font-size: 16px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.25rem;
}

.reviewer-location {
    font-size: 14px;
    color: var(--gray-500);
    margin-bottom: 0.5rem;
}

.star-rating {
    font-size: 18px;
    color: #F59E0B;
}

.review-text {
    font-size: 15px;
    line-height: 1.7;
    color: var(--gray-700);
}

/* Reviews Mobile Responsive */
@media (max-width: 991px) {
    .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .reviews-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .review-card {
        padding: 1.5rem;
    }
}

/* ===================================
   PRICING SECTION
   =================================== */

.pricing {
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.05) 0%, rgba(6, 182, 212, 0.05) 100%);
}

.countdown-timer {
    text-align: center;
    margin: 2rem auto 3rem;
    padding: 2rem;
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    max-width: 500px;
}

.timer-label {
    font-size: 14px;
    font-weight: 700;
    color: var(--gray-600);
    margin-bottom: 1rem;
    letter-spacing: 1px;
}

.timer-display {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
}

.timer-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    background: var(--primary-gradient);
    color: var(--white);
    padding: 1.5rem 2rem;
    border-radius: var(--radius-md);
    min-width: 100px;
}

.timer-value {
    font-size: 48px;
    font-weight: 800;
    line-height: 1;
}

.timer-label-small {
    font-size: 12px;
    font-weight: 600;
    margin-top: 0.5rem;
    opacity: 0.9;
}

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

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.pricing-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow-lg);
    transition: var(--transition-base);
    position: relative;
    border: 2px solid transparent;
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.pricing-card.featured {
    border: 2px solid var(--primary-color);
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.05) 0%, rgba(6, 182, 212, 0.05) 100%);
    transform: scale(1.05);
}

.popular-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent-color);
    color: var(--white);
    padding: 0.5rem 1.5rem;
    border-radius: var(--radius-lg);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 1px;
}

.pricing-label {
    font-size: 14px;
    font-weight: 700;
    color: var(--gray-600);
    margin-bottom: 0.5rem;
    letter-spacing: 1px;
}

.pricing-package {
    font-size: 24px;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.pricing-supply {
    font-size: 14px;
    color: var(--gray-500);
    margin-bottom: 1.5rem;
}

.pricing-image {
    margin: 1.5rem 0;
}

.pricing-image img {
    max-width: 180px;
    margin: 0 auto;
}

.pricing-price {
    margin: 1.5rem 0;
}

.price-per-bottle {
    font-size: 48px;
    font-weight: 800;
    color: var(--primary-color);
    display: block;
}

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

.pricing-total {
    margin: 1rem 0 1.5rem;
}

.original-price {
    font-size: 18px;
    color: var(--gray-400);
    text-decoration: line-through;
    margin-right: 0.5rem;
}

.discounted-price {
    font-size: 28px;
    font-weight: 800;
    color: var(--accent-color);
}

.bonus-badges {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin: 1rem 0;
}

.bonus-badge {
    background: var(--accent-color);
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    font-size: 12px;
    font-weight: 700;
}

.payment-logos {
    margin-top: 1.5rem;
}

.payment-logos img {
    max-width: 200px;
    margin: 0 auto;
    opacity: 0.8;
}

.rating-section {
    text-align: center;
    margin-top: 3rem;
}

.rating-section img {
    max-width: 250px;
    margin: 0 auto;
}

/* Pricing Mobile Responsive */
@media (max-width: 991px) {
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .pricing-card.featured {
        transform: scale(1);
        grid-column: 1 / -1;
        max-width: 400px;
        margin: 0 auto;
    }
}

@media (max-width: 576px) {
    .timer-box {
        padding: 1rem 1.5rem;
        min-width: 80px;
    }
    
    .timer-value {
        font-size: 36px;
    }
    
    .timer-separator {
        font-size: 28px;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .pricing-card {
        padding: 1.5rem;
    }
    
    .pricing-card.featured {
        grid-column: 1;
        max-width: 100%;
    }
    
    .price-per-bottle {
        font-size: 36px;
    }
    
    .discounted-price {
        font-size: 24px;
    }
}

/* ===================================
   INGREDIENTS
   =================================== */

.ingredients {
    background: var(--gray-50);
}

.ingredients-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.ingredient-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
}

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

.ingredient-name {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.ingredient-description {
    font-size: 15px;
    line-height: 1.7;
    color: var(--gray-700);
    margin-bottom: 1rem;
}

.ingredient-benefits {
    font-size: 14px;
    line-height: 1.7;
    color: var(--gray-600);
    padding-top: 1rem;
    border-top: 1px solid var(--gray-200);
}

/* Ingredients Mobile Responsive */
@media (max-width: 768px) {
    .ingredients-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .ingredient-card {
        padding: 1.5rem;
    }
    
    .ingredient-name {
        font-size: 18px;
    }
    
    .ingredient-description,
    .ingredient-benefits {
        font-size: 14px;
    }
}

/* ===================================
   SCIENTIFIC EVIDENCE
   =================================== */

.evidence-intro {
    max-width: 800px;
    margin: 2rem auto;
    text-align: center;
}

.evidence-intro p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--gray-700);
}

.evidence-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.evidence-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border-left: 4px solid var(--primary-color);
}

.evidence-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 1rem;
}

.evidence-text {
    font-size: 15px;
    line-height: 1.7;
    color: var(--gray-700);
    margin-bottom: 1rem;
}

.evidence-reference {
    font-size: 14px;
    color: var(--primary-color);
    font-style: italic;
    padding: 1rem;
    background: var(--gray-50);
    border-radius: var(--radius-sm);
}

/* Evidence Mobile Responsive */
@media (max-width: 768px) {
    .evidence-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .evidence-card {
        padding: 1.5rem;
    }
    
    .evidence-intro p,
    .evidence-text {
        font-size: 14px;
    }
}

/* ===================================
   MONEY BACK GUARANTEE
   =================================== */

.guarantee {
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.05) 0%, rgba(6, 182, 212, 0.05) 100%);
}

.guarantee-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 3rem;
    align-items: center;
    margin-top: 3rem;
}

.guarantee-image img {
    max-width: 350px;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

.guarantee-item {
    margin-bottom: 2rem;
}

.guarantee-subtitle {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.guarantee-item p {
    font-size: 15px;
    line-height: 1.8;
    color: var(--gray-700);
}

/* Guarantee Mobile Responsive */
@media (max-width: 768px) {
    .guarantee-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .guarantee-image {
        order: -1;
    }
    
    .guarantee-image img {
        margin: 0 auto;
    }
    
    .guarantee-subtitle {
        font-size: 18px;
    }
    
    .guarantee-item p {
        font-size: 14px;
    }
}

/* ===================================
   BENEFITS
   =================================== */

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.benefit-item {
    display: flex;
    gap: 1.5rem;
    padding: 1.5rem;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
}

.benefit-item:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-lg);
}

.benefit-icon {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.1) 0%, rgba(6, 182, 212, 0.1) 100%);
    border-radius: var(--radius-md);
}

.benefit-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.benefit-description {
    font-size: 14px;
    line-height: 1.7;
    color: var(--gray-600);
}

/* Benefits Mobile Responsive */
@media (max-width: 768px) {
    .benefits-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .benefit-item {
        padding: 1.25rem;
    }
    
    .benefit-title {
        font-size: 16px;
    }
}

/* ===================================
   FAQ SECTION
   =================================== */

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

.faq-accordion {
    max-width: 900px;
    margin: 3rem auto 0;
}

.faq-item {
    background: var(--white);
    border-radius: var(--radius-lg);
    margin-bottom: 1rem;
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    cursor: pointer;
    transition: var(--transition-base);
    min-height: 44px;
}

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

.faq-question h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--gray-900);
    margin: 0;
}

.faq-icon {
    transition: transform var(--transition-base);
    flex-shrink: 0;
    color: var(--primary-color);
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

.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 1.5rem 1.5rem;
    font-size: 15px;
    line-height: 1.8;
    color: var(--gray-700);
}

/* FAQ Mobile Responsive */
@media (max-width: 576px) {
    .faq-question {
        padding: 1.25rem;
    }
    
    .faq-question h3 {
        font-size: 16px;
    }
    
    .faq-answer p {
        padding: 0 1.25rem 1.25rem;
        font-size: 14px;
    }
}

/* ===================================
   FINAL CTA
   =================================== */

.final-cta {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
}

.final-cta-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.final-animation {
    animation: scaleUpDown 3s ease-in-out infinite;
}

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

.final-cta-title {
    font-size: 32px;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 2rem;
    line-height: 1.3;
}

.final-cta-pricing {
    margin: 2rem 0;
}

.final-price-original {
    font-size: 18px;
    margin-bottom: 0.5rem;
}

.final-price-original span {
    text-decoration: line-through;
    opacity: 0.8;
}

.final-price-special {
    font-size: 36px;
    font-weight: 800;
}

.btn-final-cta {
    background: var(--white);
    color: var(--primary-color);
    margin: 2rem 0;
}

.btn-final-cta:hover {
    background: var(--gray-100);
}

.final-cta-guarantee {
    font-size: 14px;
    margin-top: 1rem;
    opacity: 0.9;
}

/* Final CTA Mobile Responsive */
@media (max-width: 768px) {
    .final-cta-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .final-cta-image {
        order: -1;
        text-align: center;
    }
    
    .final-cta-title {
        font-size: 24px;
    }
    
    .final-price-special {
        font-size: 28px;
    }
}

/* ===================================
   FOOTER
   =================================== */

.footer {
    background: var(--gray-900);
    color: var(--white);
    padding: 3rem 0 1.5rem;
}

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

.footer-links {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

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

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

.footer-separator {
    color: var(--gray-600);
}

.footer-disclaimer {
    max-width: 900px;
    margin: 0 auto 2rem;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
}

.footer-disclaimer p {
    font-size: 13px;
    line-height: 1.7;
    color: var(--gray-400);
}

.footer-social {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: var(--white);
    transition: var(--transition-base);
}

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

.footer-copyright {
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

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

/* Footer Mobile Responsive */
@media (max-width: 576px) {
    .footer-links {
        flex-direction: column;
        gap: 1rem;
    }
    
    .footer-separator {
        display: none;
    }
    
    .footer-disclaimer {
        padding: 1.5rem;
    }
}

/* ===================================
   SCROLL TO TOP BUTTON
   =================================== */

.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 56px;
    height: 56px;
    background: var(--primary-gradient);
    color: var(--white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-base);
    z-index: var(--z-fixed);
}

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

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

/* ===================================
   POPUP CTA
   =================================== */

.popup-cta {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    padding: 1.5rem;
    max-width: 350px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(100px);
    transition: var(--transition-base);
    z-index: var(--z-modal);
}

.popup-cta.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.popup-content {
    display: flex;
    gap: 1rem;
    align-items: center;
    position: relative;
}

.popup-close {
    position: absolute;
    top: -10px;
    right: -10px;
    width: 30px;
    height: 30px;
    background: var(--gray-900);
    color: var(--white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-base);
}

.popup-close:hover {
    background: var(--primary-color);
}

.popup-image img {
    width: 100px;
    height: auto;
}

.popup-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.popup-description {
    font-size: 14px;
    color: var(--gray-600);
    margin-bottom: 1rem;
}

.btn-popup {
    padding: 0.75rem 1.5rem;
    font-size: 14px;
}

/* Popup Mobile Responsive */
@media (max-width: 576px) {
    .popup-cta {
        bottom: 10px;
        right: 10px;
        left: 10px;
        max-width: 100%;
        padding: 1rem;
    }
    
    .popup-content {
        flex-direction: column;
        text-align: center;
    }
    
    .popup-image img {
        width: 80px;
    }
}

/* ===================================
   PURCHASE NOTIFICATION
   =================================== */

.purchase-notification {
    position: fixed;
    bottom: 20px;
    left: 20px;
    background: var(--white);
    padding: 1rem 1.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    max-width: 320px;
    opacity: 0;
    visibility: hidden;
    transform: translateX(-100px);
    transition: var(--transition-base);
    z-index: var(--z-modal);
}

.purchase-notification.show {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
}

.notification-content {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.notification-icon {
    flex-shrink: 0;
}

.notification-text {
    font-size: 14px;
    color: var(--gray-700);
}

.notification-text strong {
    color: var(--gray-900);
}

/* Notification Mobile Responsive */
@media (max-width: 576px) {
    .purchase-notification {
        bottom: 80px;
        left: 10px;
        right: 10px;
        max-width: 100%;
    }
}

/* ===================================
   ANIMATIONS
   =================================== */

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

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-30px) rotate(5deg);
    }
}

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

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

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleUpDown {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

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

/* ===================================
   UTILITY CLASSES
   =================================== */

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

.mb-1 {
    margin-bottom: 1rem;
}

.mb-2 {
    margin-bottom: 2rem;
}

.mt-1 {
    margin-top: 1rem;
}

.mt-2 {
    margin-top: 2rem;
}

/* ===================================
   PRINT STYLES
   =================================== */

@media print {
    .navbar,
    .scroll-to-top,
    .popup-cta,
    .purchase-notification {
        display: none;
    }
    
    body {
        color: black;
    }
    
    a {
        text-decoration: underline;
    }
}