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

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

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

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

input, select, textarea {
    font-size: 16px;
}

/* ===================================
   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;
    }
}

/* ===================================
   NAVIGATION
   =================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: linear-gradient(135deg, #4F46E5 0%, #06B6D4 100%);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    z-index: 1000;
    transition: all 0.3s ease;
}

.header.scrolled {
    padding: 5px 0;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}

.navbar {
    padding: 15px 0;
}

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

.logo h2 {
    color: #ffffff;
    font-size: 28px;
    font-weight: 700;
    letter-spacing: 1px;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 10px;
    z-index: 1001;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: #ffffff;
    border-radius: 3px;
    transition: all 0.3s ease;
}

.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, -7px);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 30px;
    list-style: none;
}

.nav-link {
    color: #ffffff;
    font-size: 16px;
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 8px 15px;
    border-radius: 8px;
}

.nav-link:hover {
    background: rgba(255,255,255,0.1);
}

.nav-btn-mobile {
    display: none;
}

.cta-btn, .cta-btn-mobile {
    background: #ffffff;
    color: #4F46E5;
    padding: 12px 30px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 700;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.15);
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background: linear-gradient(135deg, #4F46E5 0%, #06B6D4 100%);
        flex-direction: column;
        align-items: flex-start;
        padding: 80px 30px 30px;
        gap: 20px;
        transition: right 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
        box-shadow: -5px 0 20px rgba(0,0,0,0.2);
    }

    .nav-menu.active {
        right: 0;
    }

    .nav-link {
        width: 100%;
        padding: 15px 20px;
        font-size: 18px;
    }

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

    .cta-btn-mobile {
        width: 100%;
        text-align: center;
        padding: 15px 30px;
    }

    .nav-cta-desktop {
        display: none;
    }

    .logo h2 {
        font-size: 24px;
    }
}

/* ===================================
   HERO SECTION
   =================================== */
.hero {
    padding: 120px 0 60px;
    background: linear-gradient(135deg, #f8f9ff 0%, #e8f4ff 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.1) 0%, rgba(6, 182, 212, 0.1) 100%);
    border-radius: 50%;
    z-index: 0;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.product-image {
    max-width: 100%;
    height: auto;
    filter: drop-shadow(0 20px 40px rgba(0,0,0,0.15));
}

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

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    25% {
        transform: translateY(-20px) rotate(2deg);
    }
    50% {
        transform: translateY(0px) rotate(0deg);
    }
    75% {
        transform: translateY(-10px) rotate(-2deg);
    }
}

.hero-content {
    animation: fadeInRight 1s ease-out;
}

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

.hero-title {
    font-size: 48px;
    font-weight: 800;
    color: #1a1a2e;
    margin-bottom: 20px;
    line-height: 1.2;
    background: linear-gradient(135deg, #4F46E5 0%, #06B6D4 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 18px;
    color: #555;
    margin-bottom: 15px;
    line-height: 1.7;
}

.hero-cta {
    display: inline-block;
    margin-top: 30px;
}

.cta-btn-large {
    background: linear-gradient(135deg, #4F46E5 0%, #06B6D4 100%);
    color: #ffffff;
    padding: 18px 50px;
    border-radius: 50px;
    font-size: 20px;
    font-weight: 700;
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(79, 70, 229, 0.3);
    min-height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cta-btn-large:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(79, 70, 229, 0.4);
}

.cta-btn-large:active {
    transform: scale(0.98);
}

/* Mobile Hero */
@media (max-width: 768px) {
    .hero {
        padding: 100px 0 40px;
    }

    .hero-container {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .hero-title {
        font-size: 28px;
    }

    .hero-description {
        font-size: 16px;
    }

    .cta-btn-large {
        width: 100%;
        font-size: 18px;
        padding: 16px 30px;
    }
}

/* ===================================
   WHY CHOOSE US
   =================================== */
.why-choose {
    padding: 80px 0;
    background: #ffffff;
}

.section-title {
    font-size: 42px;
    font-weight: 800;
    text-align: center;
    margin-bottom: 60px;
    color: #1a1a2e;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 100px;
    height: 4px;
    background: linear-gradient(135deg, #4F46E5 0%, #06B6D4 100%);
    margin: 15px auto 0;
    border-radius: 2px;
}

.badges-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.badge-card {
    background: #ffffff;
    border-radius: 20px;
    padding: 40px 25px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    opacity: 0;
    transform: translateY(50px);
}

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

.badge-card:hover {
    transform: translateY(-10px) scale(1.05) rotate(2deg);
    box-shadow: 0 20px 50px rgba(79, 70, 229, 0.2);
}

.badge-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.badge-icon img {
    max-width: 100%;
    max-height: 100%;
}

.badge-title {
    font-size: 20px;
    font-weight: 700;
    color: #4F46E5;
    margin-bottom: 15px;
}

.badge-description {
    font-size: 15px;
    color: #666;
    line-height: 1.6;
}

/* Mobile Badges */
@media (max-width: 991px) {
    .badges-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 25px;
    }
}

@media (max-width: 575px) {
    .badges-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .section-title {
        font-size: 32px;
    }

    .why-choose {
        padding: 60px 0;
    }
}

/* ===================================
   WHAT IS PRODUCT
   =================================== */
.what-is {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8f9ff 0%, #e8f4ff 100%);
}

.what-is-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.what-is-text p {
    font-size: 17px;
    color: #555;
    line-height: 1.8;
    margin-bottom: 20px;
}

.what-is-image img {
    border-radius: 20px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.15);
}

/* Mobile What Is */
@media (max-width: 768px) {
    .what-is {
        padding: 60px 0;
    }

    .what-is-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .what-is-text p {
        font-size: 16px;
    }
}

/* ===================================
   HOW IT WORKS
   =================================== */
.how-it-works {
    padding: 80px 0;
    background: #ffffff;
}

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

.accordion-item {
    background: #ffffff;
    border-radius: 15px;
    margin-bottom: 20px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    overflow: hidden;
    transition: all 0.3s ease;
}

.accordion-item:hover {
    box-shadow: 0 8px 30px rgba(79, 70, 229, 0.15);
}

.accordion-header {
    width: 100%;
    padding: 25px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: linear-gradient(135deg, #f8f9ff 0%, #ffffff 100%);
    cursor: pointer;
    transition: all 0.3s ease;
    min-height: 44px;
}

.accordion-header:hover {
    background: linear-gradient(135deg, #4F46E5 0%, #06B6D4 100%);
    color: #ffffff;
}

.accordion-header span:first-child {
    font-size: 18px;
    font-weight: 700;
    text-align: left;
}

.accordion-icon {
    font-size: 28px;
    font-weight: 300;
    transition: transform 0.3s ease;
}

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

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
    padding: 0 30px;
}

.accordion-item.active .accordion-content {
    max-height: 500px;
    padding: 0 30px 25px;
}

.accordion-content p {
    font-size: 16px;
    color: #666;
    line-height: 1.7;
}

/* Mobile Accordion */
@media (max-width: 768px) {
    .how-it-works {
        padding: 60px 0;
    }

    .accordion-header {
        padding: 20px;
    }

    .accordion-header span:first-child {
        font-size: 16px;
    }

    .accordion-content {
        padding: 0 20px;
    }

    .accordion-item.active .accordion-content {
        padding: 0 20px 20px;
    }
}

/* ===================================
   CUSTOMER REVIEWS
   =================================== */
.reviews {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8f9ff 0%, #e8f4ff 100%);
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.review-card {
    background: #ffffff;
    border-radius: 20px;
    padding: 35px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    transition: all 0.4s ease;
    opacity: 0;
    transform: translateY(30px) scale(0.95);
}

.review-card.animate-in {
    opacity: 1;
    transform: translateY(0) scale(1);
    animation: reviewSlideIn 0.6s ease-out forwards;
}

@keyframes reviewSlideIn {
    0% {
        opacity: 0;
        transform: translateY(30px) scale(0.95);
    }
    60% {
        transform: translateY(-5px) scale(1.02);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.review-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(79, 70, 229, 0.2);
}

.review-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
}

.review-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid #4F46E5;
}

.review-name {
    font-size: 18px;
    font-weight: 700;
    color: #1a1a2e;
    margin-bottom: 3px;
}

.review-location {
    font-size: 14px;
    color: #888;
}

.review-stars {
    color: #FFD700;
    font-size: 20px;
    margin-bottom: 15px;
    letter-spacing: 2px;
}

.review-text {
    font-size: 15px;
    color: #555;
    line-height: 1.7;
    font-style: italic;
}

/* Mobile Reviews */
@media (max-width: 991px) {
    .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 25px;
    }
}

@media (max-width: 575px) {
    .reviews {
        padding: 60px 0;
    }

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

    .review-card {
        padding: 25px;
    }
}

/* ===================================
   PRICING SECTION
   =================================== */
.pricing {
    padding: 80px 0;
    background: #ffffff;
}

.pricing-subtitle {
    text-align: center;
    font-size: 20px;
    color: #666;
    margin-bottom: 40px;
}

.countdown-timer {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin-bottom: 50px;
}

.timer-box {
    background: linear-gradient(135deg, #4F46E5 0%, #06B6D4 100%);
    border-radius: 15px;
    padding: 20px 30px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(79, 70, 229, 0.3);
}

.timer-number {
    display: block;
    font-size: 48px;
    font-weight: 800;
    color: #ffffff;
    line-height: 1;
}

.timer-label {
    display: block;
    font-size: 14px;
    color: #ffffff;
    margin-top: 8px;
    font-weight: 600;
}

.timer-colon {
    font-size: 48px;
    font-weight: 800;
    color: #4F46E5;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 40px;
}

.pricing-card {
    background: #ffffff;
    border-radius: 20px;
    padding: 40px 30px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: all 0.4s ease;
    position: relative;
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0,0,0,0.15);
}

.pricing-card.popular {
    background: linear-gradient(135deg, #4F46E5 0%, #06B6D4 100%);
    transform: scale(1.05);
    border: 3px solid #FFD700;
}

.pricing-card.popular:hover {
    transform: scale(1.08) translateY(-10px);
}

.popular-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: #FFD700;
    color: #1a1a2e;
    padding: 8px 25px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 800;
    box-shadow: 0 5px 15px rgba(255, 215, 0, 0.4);
}

.pricing-label {
    font-size: 16px;
    font-weight: 700;
    color: #4F46E5;
    margin-bottom: 15px;
}

.pricing-card.popular .pricing-label {
    color: #ffffff;
}

.pricing-bottles {
    font-size: 28px;
    font-weight: 800;
    color: #1a1a2e;
    margin-bottom: 10px;
}

.pricing-card.popular .pricing-bottles {
    color: #ffffff;
}

.pricing-supply {
    font-size: 16px;
    color: #666;
    margin-bottom: 25px;
}

.pricing-card.popular .pricing-supply {
    color: #ffffff;
}

.pricing-image {
    margin: 30px 0;
}

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

.pricing-price {
    margin: 25px 0;
}

.price-per-bottle {
    display: block;
    font-size: 48px;
    font-weight: 800;
    color: #4F46E5;
}

.pricing-card.popular .price-per-bottle {
    color: #ffffff;
}

.price-label {
    display: block;
    font-size: 16px;
    color: #666;
    margin-top: 5px;
}

.pricing-card.popular .price-label {
    color: #ffffff;
}

.pricing-total {
    margin: 20px 0;
}

.old-price {
    font-size: 24px;
    color: #999;
    text-decoration: line-through;
    margin-right: 10px;
}

.pricing-card.popular .old-price {
    color: rgba(255,255,255,0.7);
}

.new-price {
    font-size: 32px;
    font-weight: 800;
    color: #4F46E5;
}

.pricing-card.popular .new-price {
    color: #FFD700;
}

.bonus-badges {
    margin: 20px 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.bonus-badge {
    background: #FFD700;
    color: #1a1a2e;
    padding: 8px 15px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 700;
}

.pricing-card.popular .bonus-badge {
    background: #ffffff;
    color: #4F46E5;
}

.add-to-cart-btn {
    background: linear-gradient(135deg, #4F46E5 0%, #06B6D4 100%);
    color: #ffffff;
    padding: 15px 40px;
    border-radius: 50px;
    font-size: 18px;
    font-weight: 700;
    width: 100%;
    margin: 20px 0;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(79, 70, 229, 0.3);
    min-height: 50px;
}

.add-to-cart-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(79, 70, 229, 0.4);
}

.add-to-cart-btn:active {
    transform: scale(0.98);
}

.popular-btn {
    background: #ffffff;
    color: #4F46E5;
}

.payment-logos {
    margin-top: 20px;
}

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

.rating-image {
    text-align: center;
    margin-top: 40px;
}

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

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

    .pricing-card.popular {
        transform: scale(1);
        grid-column: 1 / -1;
    }
}

@media (max-width: 575px) {
    .pricing {
        padding: 60px 0;
    }

    .pricing-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .timer-box {
        padding: 15px 20px;
    }

    .timer-number {
        font-size: 36px;
    }

    .section-title {
        font-size: 28px;
    }

    .pricing-subtitle {
        font-size: 16px;
    }
}

/* ===================================
   BONUS SECTION
   =================================== */
.bonus {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8f9ff 0%, #e8f4ff 100%);
}

.bonus-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    max-width: 900px;
    margin: 0 auto;
}

.bonus-card {
    background: #ffffff;
    border-radius: 20px;
    padding: 40px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: all 0.4s ease;
}

.bonus-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(79, 70, 229, 0.2);
}

.bonus-image {
    margin-bottom: 25px;
}

.bonus-image img {
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.bonus-title {
    font-size: 22px;
    font-weight: 700;
    color: #1a1a2e;
    margin-bottom: 15px;
}

.bonus-value {
    font-size: 18px;
    color: #4F46E5;
    font-weight: 700;
}

/* Mobile Bonus */
@media (max-width: 768px) {
    .bonus {
        padding: 60px 0;
    }

    .bonus-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .bonus-card {
        padding: 30px;
    }
}

/* ===================================
   INGREDIENTS SECTION
   =================================== */
.ingredients {
    padding: 80px 0;
    background: #ffffff;
}

.ingredients-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
}

.ingredient-card {
    background: linear-gradient(135deg, #f8f9ff 0%, #ffffff 100%);
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
}

.ingredient-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(79, 70, 229, 0.15);
}

.ingredient-name {
    font-size: 22px;
    font-weight: 700;
    color: #4F46E5;
    margin-bottom: 15px;
}

.ingredient-description {
    font-size: 15px;
    color: #555;
    line-height: 1.7;
    margin-bottom: 15px;
}

.ingredient-benefits {
    font-size: 15px;
    color: #666;
    line-height: 1.6;
}

/* Mobile Ingredients */
@media (max-width: 768px) {
    .ingredients {
        padding: 60px 0;
    }

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

    .ingredient-card {
        padding: 25px;
    }
}

/* ===================================
   SCIENTIFIC EVIDENCE
   =================================== */
.scientific-evidence {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8f9ff 0%, #e8f4ff 100%);
}

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

.evidence-intro p {
    font-size: 17px;
    color: #555;
    line-height: 1.8;
    margin-bottom: 40px;
    text-align: center;
}

.evidence-accordion {
    margin-top: 30px;
}

.evidence-item {
    background: #ffffff;
    border-radius: 15px;
    margin-bottom: 20px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    overflow: hidden;
}

.evidence-header {
    width: 100%;
    padding: 25px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #ffffff;
    cursor: pointer;
    transition: all 0.3s ease;
    min-height: 44px;
}

.evidence-header:hover {
    background: linear-gradient(135deg, #4F46E5 0%, #06B6D4 100%);
    color: #ffffff;
}

.evidence-header span:first-child {
    font-size: 18px;
    font-weight: 700;
    text-align: left;
}

.evidence-icon {
    font-size: 28px;
    font-weight: 300;
    transition: transform 0.3s ease;
}

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

.evidence-body {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
    padding: 0 30px;
}

.evidence-item.active .evidence-body {
    max-height: 500px;
    padding: 0 30px 25px;
}

.evidence-body p {
    font-size: 16px;
    color: #666;
    line-height: 1.7;
}

/* Mobile Evidence */
@media (max-width: 768px) {
    .scientific-evidence {
        padding: 60px 0;
    }

    .evidence-header {
        padding: 20px;
    }

    .evidence-header span:first-child {
        font-size: 16px;
    }

    .evidence-body {
        padding: 0 20px;
    }

    .evidence-item.active .evidence-body {
        padding: 0 20px 20px;
    }
}

/* ===================================
   GUARANTEE SECTION
   =================================== */
.guarantee {
    padding: 80px 0;
    background: #ffffff;
}

.guarantee-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.guarantee-image img {
    border-radius: 20px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.15);
}

.guarantee-point {
    margin-bottom: 35px;
}

.guarantee-point h3 {
    font-size: 24px;
    font-weight: 700;
    color: #4F46E5;
    margin-bottom: 15px;
}

.guarantee-point p {
    font-size: 16px;
    color: #555;
    line-height: 1.7;
}

/* Mobile Guarantee */
@media (max-width: 768px) {
    .guarantee {
        padding: 60px 0;
    }

    .guarantee-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

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

    .guarantee-point h3 {
        font-size: 20px;
    }
}

/* ===================================
   BENEFITS SECTION
   =================================== */
.benefits {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8f9ff 0%, #e8f4ff 100%);
}

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

.benefit-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    background: #ffffff;
    border-radius: 15px;
    padding: 30px;
    margin-bottom: 20px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
}

.benefit-item:hover {
    transform: translateX(10px);
    box-shadow: 0 10px 30px rgba(79, 70, 229, 0.15);
}

.benefit-icon {
    width: 50px;
    height: 50px;
    flex-shrink: 0;
    background: linear-gradient(135deg, #4F46E5 0%, #06B6D4 100%);
    color: #ffffff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
}

.benefit-content h3 {
    font-size: 20px;
    font-weight: 700;
    color: #1a1a2e;
    margin-bottom: 8px;
}

.benefit-content p {
    font-size: 15px;
    color: #666;
    line-height: 1.6;
}

/* Mobile Benefits */
@media (max-width: 768px) {
    .benefits {
        padding: 60px 0;
    }

    .benefit-item {
        padding: 20px;
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .benefit-icon {
        width: 45px;
        height: 45px;
        font-size: 20px;
    }
}

/* ===================================
   FAQ SECTION
   =================================== */
.faq {
    padding: 80px 0;
    background: #ffffff;
}

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

.faq-item {
    background: #ffffff;
    border-radius: 15px;
    margin-bottom: 20px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: 25px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: linear-gradient(135deg, #f8f9ff 0%, #ffffff 100%);
    cursor: pointer;
    transition: all 0.3s ease;
    min-height: 44px;
}

.faq-question:hover {
    background: linear-gradient(135deg, #4F46E5 0%, #06B6D4 100%);
    color: #ffffff;
}

.faq-question span:first-child {
    font-size: 18px;
    font-weight: 700;
    text-align: left;
}

.faq-icon {
    font-size: 28px;
    font-weight: 300;
    transition: transform 0.3s ease;
}

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
    padding: 0 30px;
}

.faq-item.active .faq-answer {
    max-height: 500px;
    padding: 0 30px 25px;
}

.faq-answer p {
    font-size: 16px;
    color: #666;
    line-height: 1.7;
}

/* Mobile FAQ */
@media (max-width: 768px) {
    .faq {
        padding: 60px 0;
    }

    .faq-question {
        padding: 20px;
    }

    .faq-question span:first-child {
        font-size: 16px;
    }

    .faq-answer {
        padding: 0 20px;
    }

    .faq-item.active .faq-answer {
        padding: 0 20px 20px;
    }
}

/* ===================================
   FINAL CTA
   =================================== */
.final-cta {
    padding: 80px 0;
    background: linear-gradient(135deg, #4F46E5 0%, #06B6D4 100%);
}

.final-cta-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.final-cta-image img {
    animation: pulse 2s ease-in-out infinite;
}

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

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

.final-cta-title {
    font-size: 38px;
    font-weight: 800;
    color: #ffffff;
    margin-bottom: 30px;
    line-height: 1.2;
}

.final-cta-pricing {
    margin: 30px 0;
}

.final-regular-price {
    font-size: 20px;
    color: rgba(255,255,255,0.8);
    margin-bottom: 10px;
}

.final-regular-price .strike {
    text-decoration: line-through;
}

.final-special-price {
    font-size: 48px;
    font-weight: 800;
    color: #FFD700;
}

.cta-btn-final {
    background: #ffffff;
    color: #4F46E5;
    padding: 18px 50px;
    border-radius: 50px;
    font-size: 20px;
    font-weight: 700;
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    min-height: 56px;
}

.cta-btn-final:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.3);
}

.cta-btn-final:active {
    transform: scale(0.98);
}

.final-cta-note {
    font-size: 16px;
    color: #ffffff;
    margin-top: 20px;
    font-style: italic;
}

/* Mobile Final CTA */
@media (max-width: 768px) {
    .final-cta {
        padding: 60px 0;
    }

    .final-cta-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .final-cta-title {
        font-size: 28px;
    }

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

    .cta-btn-final {
        width: 100%;
        font-size: 18px;
        padding: 16px 30px;
    }
}

/* ===================================
   FOOTER
   =================================== */
.footer {
    background: #1a1a2e;
    color: #ffffff;
    padding: 60px 0 30px;
}

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

.footer-links {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.footer-links a {
    color: #ffffff;
    font-size: 16px;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #06B6D4;
}

.footer-disclaimer {
    max-width: 900px;
    margin: 0 auto 40px;
    padding: 25px;
    background: rgba(255,255,255,0.05);
    border-radius: 15px;
}

.footer-disclaimer p {
    font-size: 14px;
    line-height: 1.6;
    color: rgba(255,255,255,0.8);
}

.footer-social {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 30px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.footer-social a:hover {
    background: #06B6D4;
    transform: translateY(-3px);
}

.footer-copyright {
    font-size: 14px;
    color: rgba(255,255,255,0.6);
}

/* Mobile Footer */
@media (max-width: 768px) {
    .footer {
        padding: 40px 0 20px;
    }

    .footer-links {
        flex-direction: column;
        gap: 15px;
    }

    .footer-disclaimer {
        padding: 20px;
        margin-bottom: 30px;
    }
}

/* ===================================
   POPUP
   =================================== */
.popup {
    position: fixed;
    bottom: -300px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 9999;
    transition: bottom 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.popup.show {
    bottom: 20px;
}

.popup-content {
    background: linear-gradient(135deg, #4F46E5 0%, #06B6D4 100%);
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    position: relative;
    max-width: 400px;
    text-align: center;
}

.popup-close {
    position: absolute;
    top: 10px;
    right: 15px;
    font-size: 28px;
    color: #ffffff;
    cursor: pointer;
    background: rgba(255,255,255,0.2);
    width: 35px;
    height: 35px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.popup-close:hover {
    background: rgba(255,255,255,0.3);
    transform: rotate(90deg);
}

.popup-title {
    font-size: 24px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 15px;
}

.popup-text {
    font-size: 18px;
    color: #ffffff;
    margin-bottom: 20px;
}

.popup-btn {
    background: #ffffff;
    color: #4F46E5;
    padding: 15px 40px;
    border-radius: 50px;
    font-size: 18px;
    font-weight: 700;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
    width: 100%;
    min-height: 48px;
}

.popup-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.3);
}

/* Mobile Popup */
@media (max-width: 768px) {
    .popup {
        width: 90%;
        max-width: 350px;
    }

    .popup-content {
        padding: 25px;
    }

    .popup-title {
        font-size: 20px;
    }

    .popup-text {
        font-size: 16px;
    }
}

/* ===================================
   SCROLL TO TOP BUTTON
   =================================== */
.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, #4F46E5 0%, #06B6D4 100%);
    color: #ffffff;
    border-radius: 50%;
    font-size: 24px;
    display: none;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 10px 30px rgba(79, 70, 229, 0.3);
    transition: all 0.3s ease;
    z-index: 999;
}

.scroll-to-top.show {
    display: flex;
}

.scroll-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(79, 70, 229, 0.4);
}

@media (max-width: 768px) {
    .scroll-to-top {
        bottom: 20px;
        right: 20px;
    }
}

/* ===================================
   PURCHASE NOTIFICATION
   =================================== */
.purchase-notification {
    position: fixed;
    bottom: -200px;
    left: 20px;
    background: #ffffff;
    border-radius: 15px;
    padding: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    z-index: 9998;
    max-width: 350px;
    transition: bottom 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.purchase-notification.show {
    bottom: 20px;
}

.notification-content {
    display: flex;
    align-items: center;
    gap: 15px;
}

.notification-icon {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
    background: #10B981;
    color: #ffffff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 700;
}

.notification-text {
    font-size: 14px;
    color: #333;
    line-height: 1.4;
}

.notification-name {
    font-weight: 700;
}

.notification-location {
    color: #666;
}

/* Mobile Purchase Notification */
@media (max-width: 768px) {
    .purchase-notification {
        left: 10px;
        right: 10px;
        max-width: calc(100% - 20px);
    }
}

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

.mt-20 {
    margin-top: 20px;
}

.mb-20 {
    margin-bottom: 20px;
}

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