/* ============================================
   MIND VAULT - PREMIUM BRAIN HEALTH SUPPLEMENT
   Mobile-First Responsive Design
   Medical Professional Theme
   ============================================ */

/* ==================== RESET & BASE ==================== */
* {
    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: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
    overflow-x: hidden;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

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

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

/* ==================== CSS VARIABLES ==================== */
:root {
    /* Medical Professional Theme Colors */
    --primary-color: #1E40AF;
    --primary-light: #3B82F6;
    --primary-lighter: #93C5FD;
    --secondary-color: #10B981;
    --accent-color: #F59E0B;
    --danger-color: #EF4444;
    
    /* Neutral Colors */
    --text-dark: #1F2937;
    --text-light: #6B7280;
    --bg-light: #F9FAFB;
    --bg-white: #FFFFFF;
    --border-color: #E5E7EB;
    
    /* Spacing */
    --spacing-xs: 8px;
    --spacing-sm: 12px;
    --spacing-md: 20px;
    --spacing-lg: 32px;
    --spacing-xl: 48px;
    
    /* Container */
    --container-max: 1200px;
    --container-padding: 20px;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 20px rgba(0,0,0,0.15);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* ==================== UTILITIES ==================== */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.section__title {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary-color);
    text-align: center;
    margin-bottom: var(--spacing-lg);
    line-height: 1.3;
}

.section__subtitle {
    font-size: 18px;
    color: var(--text-light);
    text-align: center;
    margin-bottom: var(--spacing-md);
}

/* ==================== BUTTONS ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    min-height: 48px;
    font-size: 16px;
    font-weight: 600;
    border-radius: var(--radius-sm);
    transition: all var(--transition-normal);
    cursor: pointer;
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    box-shadow: var(--shadow-md);
}

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

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

.btn-large {
    padding: 18px 36px;
    font-size: 18px;
    min-height: 56px;
}

.btn-block {
    width: 100%;
    display: flex;
}

.btn__icon {
    font-size: 20px;
    transition: transform var(--transition-normal);
}

.btn:hover .btn__icon {
    transform: translateX(4px);
}

.btn__cart-icon {
    max-width: 150px;
    margin: 0 auto;
}

/* Touch feedback for mobile */
@media (hover: none) {
    .btn:active {
        transform: scale(0.98);
    }
}

/* ==================== HEADER / NAVIGATION ==================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: var(--bg-white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: all var(--transition-normal);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px var(--container-padding);
    min-height: 70px;
}

.nav__logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-color);
}

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

/* Mobile Menu */
.nav__menu {
    position: fixed;
    top: 70px;
    right: -100%;
    width: 100%;
    max-width: 300px;
    height: calc(100vh - 70px);
    background: var(--bg-white);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-lg);
    transition: right var(--transition-normal);
    overflow-y: auto;
}

.nav__menu.active {
    right: 0;
}

.nav__list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.nav__link {
    display: block;
    padding: 12px 16px;
    font-size: 16px;
    color: var(--text-dark);
    font-weight: 500;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    min-height: 44px;
}

.nav__link:hover,
.nav__link:active {
    background: var(--bg-light);
    color: var(--primary-color);
}

.nav__cta {
    width: 100%;
}

.nav__toggle {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.nav__toggle-icon {
    position: relative;
    width: 24px;
    height: 2px;
    background: var(--primary-color);
    transition: all var(--transition-normal);
}

.nav__toggle-icon::before,
.nav__toggle-icon::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background: var(--primary-color);
    transition: all var(--transition-normal);
}

.nav__toggle-icon::before {
    top: -8px;
}

.nav__toggle-icon::after {
    bottom: -8px;
}

.nav__toggle.active .nav__toggle-icon {
    background: transparent;
}

.nav__toggle.active .nav__toggle-icon::before {
    top: 0;
    transform: rotate(45deg);
}

.nav__toggle.active .nav__toggle-icon::after {
    bottom: 0;
    transform: rotate(-45deg);
}

/* ==================== HERO SECTION ==================== */
.hero {
    padding: 100px 0 var(--spacing-xl);
    background: linear-gradient(135deg, #EFF6FF 0%, #DBEAFE 100%);
}

.hero__container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    align-items: center;
}

.hero__image {
    width: 100%;
    max-width: 400px;
    position: relative;
}

.hero__image-wrapper {
    position: relative;
    animation: float 3s ease-in-out infinite;
}

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

.hero__floating-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: linear-gradient(135deg, var(--secondary-color), #059669);
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    box-shadow: var(--shadow-md);
    animation: pulse 2s ease-in-out infinite;
}

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

.hero__content {
    width: 100%;
}

.hero__title {
    font-size: 32px;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.hero__description {
    font-size: 16px;
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.hero__cta {
    margin-top: var(--spacing-lg);
    width: 100%;
    max-width: 400px;
}

/* ==================== WHY CHOOSE US ==================== */
.why-choose {
    padding: var(--spacing-xl) 0;
    background: var(--bg-white);
}

.badges__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

.badge-card {
    background: var(--bg-white);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    text-align: center;
    transition: all var(--transition-normal);
    opacity: 0;
    transform: translateY(30px);
}

.badge-card.animated {
    opacity: 1;
    transform: translateY(0);
}

.badge-card:hover {
    transform: translateY(-8px) rotate(1deg);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

.badge-card__icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
}

.badge-card__icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.badge-card__title {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.badge-card__description {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.6;
}

/* ==================== WHAT IS SECTION ==================== */
.what-is {
    padding: var(--spacing-xl) 0;
    background: var(--bg-light);
}

.what-is__container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.what-is__content {
    order: 2;
}

.what-is__text {
    font-size: 16px;
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.what-is__image {
    order: 1;
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
}

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

/* ==================== HOW IT WORKS (ACCORDION) ==================== */
.how-it-works {
    padding: var(--spacing-xl) 0;
    background: var(--bg-white);
}

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

.accordion__item {
    background: var(--bg-white);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    overflow: hidden;
    transition: all var(--transition-normal);
}

.accordion__item:hover {
    border-color: var(--primary-light);
}

.accordion__header {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px var(--spacing-md);
    min-height: 60px;
    background: var(--bg-light);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.accordion__header:hover {
    background: var(--primary-lighter);
}

.accordion__title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    text-align: left;
}

.accordion__icon {
    font-size: 24px;
    color: var(--primary-color);
    font-weight: 300;
    transition: transform var(--transition-normal);
}

.accordion__item.active .accordion__icon {
    transform: rotate(45deg);
}

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

.accordion__item.active .accordion__content {
    max-height: 500px;
}

.accordion__content p {
    padding: var(--spacing-md);
    font-size: 16px;
    color: var(--text-light);
    line-height: 1.8;
}

/* ==================== REVIEWS SECTION ==================== */
.reviews {
    padding: var(--spacing-xl) 0;
    background: var(--bg-light);
}

.reviews__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

.review-card {
    background: var(--bg-white);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    opacity: 0;
    transform: scale(0.9);
}

.review-card.animated {
    opacity: 1;
    transform: scale(1);
    animation: scaleIn 0.5s ease-out;
}

@keyframes scaleIn {
    0% {
        opacity: 0;
        transform: scale(0.9);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

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

.review-card__header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.review-card__avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--primary-lighter);
}

.review-card__name {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 4px;
}

.review-card__location {
    font-size: 14px;
    color: var(--text-light);
}

.review-card__rating {
    margin-bottom: var(--spacing-sm);
}

.review-card__rating img {
    max-width: 120px;
}

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

/* ==================== PRICING SECTION ==================== */
.pricing {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, #1E40AF 0%, #3B82F6 100%);
    color: white;
}

.pricing .section__title {
    color: white;
}

.pricing .section__subtitle {
    color: rgba(255,255,255,0.9);
}

/* Countdown Timer */
.countdown {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    margin: var(--spacing-lg) 0;
    padding: var(--spacing-md);
    background: rgba(255,255,255,0.1);
    border-radius: var(--radius-md);
    backdrop-filter: blur(10px);
}

.countdown__item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.countdown__value {
    font-size: 48px;
    font-weight: 800;
    color: var(--accent-color);
    line-height: 1;
}

.countdown__label {
    font-size: 14px;
    color: rgba(255,255,255,0.8);
    margin-top: 4px;
}

.countdown__separator {
    font-size: 48px;
    font-weight: 800;
    color: var(--accent-color);
}

/* Pricing Cards */
.pricing__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.pricing-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    position: relative;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-md);
}

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

.pricing-card--popular {
    border: 3px solid var(--accent-color);
    background: linear-gradient(135deg, #FFF7ED 0%, #FFFBEB 100%);
}

.pricing-card__badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--accent-color), #EF4444);
    color: white;
    padding: 6px 20px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    box-shadow: var(--shadow-md);
}

.pricing-card__label {
    font-size: 14px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.pricing-card__package {
    font-size: 24px;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 4px;
}

.pricing-card__supply {
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
}

.pricing-card__image {
    width: 100%;
    max-width: 200px;
    margin: var(--spacing-md) auto;
}

.pricing-card__price {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: var(--spacing-md) 0;
}

.pricing-card__price-per {
    font-size: 48px;
    font-weight: 800;
    color: var(--primary-color);
    line-height: 1;
}

.pricing-card__price-label {
    font-size: 14px;
    color: var(--text-light);
}

.pricing-card__total {
    margin: var(--spacing-md) 0;
}

.pricing-card__old-price {
    font-size: 18px;
    color: var(--text-light);
    text-decoration: line-through;
    margin-right: var(--spacing-sm);
}

.pricing-card__new-price {
    font-size: 28px;
    font-weight: 800;
    color: var(--secondary-color);
}

.pricing-card__bonuses {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin: var(--spacing-md) 0;
}

.bonus-badge {
    background: linear-gradient(135deg, var(--secondary-color), #059669);
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    box-shadow: var(--shadow-sm);
}

.pricing-card__payment {
    margin-top: var(--spacing-md);
}

.pricing-card__payment img {
    max-width: 250px;
    margin: 0 auto;
}

.pricing__rating {
    text-align: center;
    margin-top: var(--spacing-lg);
}

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

/* ==================== BONUSES SECTION ==================== */
.bonuses {
    padding: var(--spacing-xl) 0;
    background: var(--bg-white);
}

.bonuses__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

.bonus-card {
    background: var(--bg-light);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    text-align: center;
    transition: all var(--transition-normal);
    opacity: 0;
    transform: translateX(-30px);
}

.bonus-card.animated {
    opacity: 1;
    transform: translateX(0);
}

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

.bonus-card__image {
    width: 100%;
    max-width: 300px;
    margin: 0 auto var(--spacing-md);
}

.bonus-card__image img {
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.bonus-card__title {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.bonus-card__description {
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.7;
}

/* ==================== INGREDIENTS SECTION ==================== */
.ingredients {
    padding: var(--spacing-xl) 0;
    background: var(--bg-light);
}

.ingredients__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

.ingredient-card {
    background: var(--bg-white);
    border-left: 4px solid var(--primary-color);
    border-radius: var(--radius-sm);
    padding: var(--spacing-md);
    transition: all var(--transition-normal);
}

.ingredient-card:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-md);
}

.ingredient-card__name {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.ingredient-card__description {
    font-size: 15px;
    color: var(--text-light);
    margin-bottom: var(--spacing-sm);
    line-height: 1.7;
}

.ingredient-card__benefits {
    font-size: 14px;
    color: var(--secondary-color);
    line-height: 1.6;
}

/* ==================== SCIENTIFIC EVIDENCE ==================== */
.scientific-evidence {
    padding: var(--spacing-xl) 0;
    background: var(--bg-white);
}

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

.evidence__section {
    margin-bottom: var(--spacing-lg);
}

.evidence__subtitle {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.evidence__text {
    font-size: 16px;
    color: var(--text-light);
    line-height: 1.8;
}

/* ==================== GUARANTEE SECTION ==================== */
.guarantee {
    padding: var(--spacing-xl) 0;
    background: var(--bg-light);
}

.guarantee__container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.guarantee__image {
    width: 100%;
    max-width: 350px;
    margin: 0 auto;
}

.guarantee__image img {
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

.guarantee__point {
    background: var(--bg-white);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    box-shadow: var(--shadow-sm);
}

.guarantee__point-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.guarantee__point-text {
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.7;
}

/* ==================== BENEFITS SECTION ==================== */
.benefits {
    padding: var(--spacing-xl) 0;
    background: var(--bg-white);
}

.benefits__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

.benefit-item {
    display: flex;
    gap: var(--spacing-md);
    background: var(--bg-light);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    transition: all var(--transition-normal);
}

.benefit-item:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-md);
    background: white;
}

.benefit-item__icon {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--secondary-color), #059669);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 18px;
}

.benefit-item__title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 4px;
}

.benefit-item__text {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.6;
}

/* ==================== FAQ SECTION ==================== */
.faq {
    padding: var(--spacing-xl) 0;
    background: var(--bg-light);
}

.faq__accordion {
    max-width: 900px;
}

/* ==================== FINAL CTA ==================== */
.final-cta {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, #1E40AF 0%, #3B82F6 100%);
    color: white;
}

.final-cta__container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    align-items: center;
    text-align: center;
    opacity: 0;
    transform: scale(0.95);
}

.final-cta__container.animated {
    opacity: 1;
    transform: scale(1);
    animation: fadeInScale 0.8s ease-out;
}

@keyframes fadeInScale {
    0% {
        opacity: 0;
        transform: scale(0.95);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

.final-cta__image {
    width: 100%;
    max-width: 400px;
    animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-15px);
    }
}

.final-cta__title {
    font-size: 28px;
    font-weight: 800;
    color: white;
    margin-bottom: var(--spacing-md);
    line-height: 1.3;
}

.final-cta__pricing {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.final-cta__old-price {
    font-size: 18px;
    color: rgba(255,255,255,0.7);
    text-decoration: line-through;
}

.final-cta__new-price {
    font-size: 36px;
    font-weight: 800;
    color: var(--accent-color);
}

.final-cta__btn {
    background: white;
    color: var(--primary-color);
    max-width: 400px;
    width: 100%;
}

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

.final-cta__guarantee {
    font-size: 14px;
    color: rgba(255,255,255,0.9);
    margin-top: var(--spacing-sm);
}

/* ==================== FOOTER ==================== */
.footer {
    padding: var(--spacing-xl) 0 var(--spacing-md);
    background: var(--text-dark);
    color: rgba(255,255,255,0.8);
}

.footer__content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    text-align: center;
}

.footer__links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-sm);
}

.footer__link {
    color: rgba(255,255,255,0.8);
    font-size: 14px;
    transition: color var(--transition-fast);
}

.footer__link:hover {
    color: white;
}

.footer__separator {
    color: rgba(255,255,255,0.4);
}

.footer__disclaimer {
    font-size: 13px;
    line-height: 1.7;
    color: rgba(255,255,255,0.6);
}

.footer__disclaimer p {
    margin-bottom: var(--spacing-sm);
}

.footer__social {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
}

.footer__social-link {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.8);
    transition: all var(--transition-normal);
}

.footer__social-link:hover {
    background: var(--primary-light);
    color: white;
    transform: translateY(-4px);
}

.footer__copyright {
    font-size: 13px;
    color: rgba(255,255,255,0.6);
}

/* ==================== SCROLL TO TOP BUTTON ==================== */
.scroll-top {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    border-radius: 50%;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    z-index: 999;
    cursor: pointer;
}

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

.scroll-top:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(0,0,0,0.2);
}

.scroll-top:active {
    transform: translateY(-2px);
}

/* ==================== PURCHASE POPUP ==================== */
.purchase-popup {
    position: fixed;
    bottom: 20px;
    left: 20px;
    background: white;
    padding: 16px 20px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    opacity: 0;
    transform: translateY(100px);
    transition: all var(--transition-normal);
    z-index: 998;
    max-width: calc(100vw - 40px);
}

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

.purchase-popup__content {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.purchase-popup__icon {
    font-size: 24px;
}

.purchase-popup__text {
    font-size: 14px;
    color: var(--text-dark);
}

.purchase-popup__name {
    color: var(--primary-color);
    font-weight: 600;
}

/* ==================== CTA POPUP ==================== */
.cta-popup {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    z-index: 9999;
    padding: var(--spacing-md);
}

.cta-popup.show {
    opacity: 1;
    visibility: visible;
}

.cta-popup__content {
    background: white;
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    max-width: 400px;
    width: 100%;
    position: relative;
    animation: popupSlideIn 0.4s ease-out;
}

@keyframes popupSlideIn {
    0% {
        opacity: 0;
        transform: translateY(-50px) scale(0.9);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.cta-popup__close {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 32px;
    height: 32px;
    background: var(--bg-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--text-dark);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.cta-popup__close:hover {
    background: var(--danger-color);
    color: white;
}

.cta-popup__title {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-color);
    text-align: center;
    margin-bottom: var(--spacing-sm);
}

.cta-popup__text {
    font-size: 16px;
    color: var(--text-light);
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

/* ==================== ANIMATIONS ==================== */
[data-animate] {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease-out;
}

[data-animate].animated {
    opacity: 1;
    transform: translateY(0);
}

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

/* ==================== TABLET (576px+) ==================== */
@media (min-width: 576px) {
    .badges__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
    }
    
    .reviews__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .pricing__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .ingredients__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .bonuses__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .countdown__value {
        font-size: 56px;
    }
    
    .hero__title {
        font-size: 36px;
    }
    
    .section__title {
        font-size: 32px;
    }
}

/* ==================== TABLET (768px+) ==================== */
@media (min-width: 768px) {
    :root {
        --container-padding: 32px;
        --spacing-xl: 64px;
    }
    
    /* Desktop Navigation */
    .nav__toggle {
        display: none;
    }
    
    .nav__menu {
        position: static;
        width: auto;
        height: auto;
        max-width: none;
        background: transparent;
        padding: 0;
        box-shadow: none;
        display: flex;
        align-items: center;
        gap: var(--spacing-lg);
    }
    
    .nav__list {
        flex-direction: row;
        margin-bottom: 0;
        gap: var(--spacing-sm);
    }
    
    .nav__link {
        padding: 8px 16px;
    }
    
    .nav__cta {
        width: auto;
    }
    
    /* Hero Section */
    .hero__container {
        flex-direction: row;
        align-items: center;
    }
    
    .hero__image {
        width: 45%;
    }
    
    .hero__content {
        width: 55%;
    }
    
    .hero__title {
        font-size: 42px;
    }
    
    .hero__cta {
        width: auto;
    }
    
    /* What Is Section */
    .what-is__container {
        flex-direction: row;
        align-items: center;
    }
    
    .what-is__content {
        order: 1;
        width: 55%;
    }
    
    .what-is__image {
        order: 2;
        width: 45%;
    }
    
    /* Guarantee Section */
    .guarantee__container {
        flex-direction: row;
        align-items: center;
    }
    
    .guarantee__image {
        width: 40%;
    }
    
    .guarantee__content {
        width: 60%;
    }
    
    /* Final CTA */
    .final-cta__container {
        flex-direction: row;
        text-align: left;
    }
    
    .final-cta__image {
        width: 40%;
    }
    
    .final-cta__content {
        width: 60%;
    }
    
    .final-cta__title {
        font-size: 32px;
    }
    
    .section__title {
        font-size: 36px;
    }
}

/* ==================== DESKTOP (992px+) ==================== */
@media (min-width: 992px) {
    .badges__grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .reviews__grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .pricing__grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .hero__title {
        font-size: 48px;
    }
    
    .section__title {
        font-size: 40px;
    }
    
    .final-cta__title {
        font-size: 36px;
    }
}

/* ==================== LARGE DESKTOP (1200px+) ==================== */
@media (min-width: 1200px) {
    .hero__title {
        font-size: 52px;
    }
    
    .section__title {
        font-size: 44px;
    }
}