/* ===========================
   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: #fff;
    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 & LAYOUT
   =========================== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ===========================
   TYPOGRAPHY
   =========================== */
.section-title {
    font-size: clamp(28px, 5vw, 42px);
    font-weight: 700;
    text-align: center;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #4F46E5, #06B6D4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: clamp(16px, 2.5vw, 20px);
    text-align: center;
    color: #666;
    margin-bottom: 30px;
}

.gradient-text {
    background: linear-gradient(135deg, #4F46E5, #06B6D4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ===========================
   BUTTONS
   =========================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 16px 32px;
    min-height: 48px;
    font-size: 16px;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.3s ease;
    cursor: pointer;
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, #4F46E5, #06B6D4);
    color: #fff;
    box-shadow: 0 4px 15px rgba(79, 70, 229, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(79, 70, 229, 0.4);
}

.btn-secondary {
    background: linear-gradient(135deg, #06B6D4, #4F46E5);
    color: #fff;
    box-shadow: 0 4px 15px rgba(6, 182, 212, 0.3);
}

.btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(6, 182, 212, 0.4);
}

.btn-large {
    padding: 20px 40px;
    font-size: 18px;
    min-height: 56px;
}

.btn-full {
    width: 100%;
}

.btn-arrow {
    font-size: 20px;
    transition: transform 0.3s ease;
}

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

@media (max-width: 768px) {
    .btn {
        width: 100%;
        padding: 16px 24px;
    }
    
    .btn-large {
        padding: 18px 32px;
    }
}

/* ===========================
   ANIMATIONS
   =========================== */
@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(2deg);
    }
}

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

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

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

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

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

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

.fade-in {
    opacity: 0;
    animation: fadeIn 0.8s ease forwards;
}

.slide-in-left {
    opacity: 0;
    animation: slideInLeft 0.8s ease forwards;
}

.slide-in-right {
    opacity: 0;
    animation: slideInRight 0.8s ease forwards;
}

.slide-in-up {
    opacity: 0;
    animation: slideInUp 0.8s ease forwards;
}

.zoom-in {
    opacity: 0;
    animation: zoomIn 0.8s ease forwards;
}

/* Stagger animations */
.fade-in:nth-child(1) { animation-delay: 0.1s; }
.fade-in:nth-child(2) { animation-delay: 0.2s; }
.fade-in:nth-child(3) { animation-delay: 0.3s; }
.fade-in:nth-child(4) { animation-delay: 0.4s; }
.fade-in:nth-child(5) { animation-delay: 0.5s; }
.fade-in:nth-child(6) { animation-delay: 0.6s; }

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

/* ===========================
   NAVIGATION
   =========================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    padding: 10px 0;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.15);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 24px;
    font-weight: 700;
    color: #4F46E5;
}

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

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

.nav-links a {
    font-weight: 500;
    color: #333;
    transition: color 0.3s ease;
    position: relative;
}

.nav-links a:not(.cta-btn):hover {
    color: #4F46E5;
}

.nav-links a:not(.cta-btn)::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(135deg, #4F46E5, #06B6D4);
    transition: width 0.3s ease;
}

.nav-links a:not(.cta-btn):hover::after {
    width: 100%;
}

.nav-links .cta-btn {
    background: linear-gradient(135deg, #4F46E5, #06B6D4);
    color: #fff;
    padding: 10px 24px;
    border-radius: 50px;
    min-height: 44px;
    display: flex;
    align-items: center;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 10px;
    min-width: 44px;
    min-height: 44px;
    justify-content: center;
    align-items: center;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 3px;
    background: #4F46E5;
    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(8px, -8px);
}

@media (max-width: 768px) {
    .nav-container {
        padding: 15px 20px;
    }
    
    .hamburger {
        display: flex;
    }
    
    .nav-links {
        position: fixed;
        top: 70px;
        right: -100%;
        width: 280px;
        max-width: 80%;
        height: calc(100vh - 70px);
        background: #fff;
        flex-direction: column;
        align-items: flex-start;
        padding: 30px 20px;
        gap: 20px;
        box-shadow: -5px 0 30px rgba(0, 0, 0, 0.1);
        transition: right 0.4s ease;
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .nav-links .cta-btn {
        width: 100%;
        justify-content: center;
    }
}

/* ===========================
   HERO SECTION
   =========================== */
.hero-section {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    position: relative;
    overflow: hidden;
}

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

.hero-section::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

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

.hero-image {
    position: relative;
}

.product-image {
    width: 100%;
    max-width: 450px;
    margin: 0 auto;
    filter: drop-shadow(0 20px 40px rgba(79, 70, 229, 0.3));
}

.floating-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: linear-gradient(135deg, #10B981, #059669);
    color: #fff;
    padding: 12px 24px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 14px;
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.4);
    animation: pulse 2s ease-in-out infinite;
}

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

.hero-title {
    font-size: clamp(32px, 5vw, 48px);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 25px;
    color: #1e293b;
}

.hero-description {
    font-size: clamp(16px, 2.5vw, 18px);
    line-height: 1.8;
    color: #475569;
    margin-bottom: 20px;
}

.trust-badges {
    display: flex;
    gap: 20px;
    margin-top: 30px;
    flex-wrap: wrap;
}

.badge-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: #475569;
}

.check-icon {
    width: 24px;
    height: 24px;
    background: linear-gradient(135deg, #10B981, #059669);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}

@media (max-width: 768px) {
    .hero-section {
        padding: 100px 0 60px;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .hero-image {
        order: -1;
    }
    
    .product-image {
        max-width: 350px;
    }
    
    .floating-badge {
        top: 10px;
        right: 10px;
        padding: 10px 20px;
        font-size: 12px;
    }
    
    .trust-badges {
        justify-content: center;
    }
}

/* ===========================
   WHY CHOOSE SECTION
   =========================== */
.why-choose-section {
    padding: 80px 0;
    background: #fff;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.feature-card {
    background: #fff;
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(79, 70, 229, 0.15);
    border-color: #4F46E5;
}

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

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

.feature-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 15px;
}

.feature-card p {
    font-size: 15px;
    line-height: 1.6;
    color: #64748b;
}

@media (max-width: 768px) {
    .why-choose-section {
        padding: 60px 0;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .feature-card {
        padding: 30px 20px;
    }
}

@media (min-width: 576px) and (max-width: 991px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ===========================
   WHAT IS SECTION
   =========================== */
.what-is-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
}

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

.content-left, .content-right {
    padding: 20px;
}

.content-left p {
    font-size: 16px;
    line-height: 1.8;
    color: #475569;
    margin-bottom: 20px;
}

.support-image {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(79, 70, 229, 0.2);
}

@media (max-width: 768px) {
    .what-is-section {
        padding: 60px 0;
    }
    
    .split-section {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .content-right {
        order: -1;
    }
}

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

.accordion {
    max-width: 900px;
    margin: 50px auto 0;
}

.accordion-item {
    background: #fff;
    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%;
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 25px 30px;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    cursor: pointer;
    transition: all 0.3s ease;
    min-height: 80px;
}

.accordion-header:hover {
    background: linear-gradient(135deg, #e0f2fe 0%, #dbeafe 100%);
}

.accordion-number {
    font-size: 24px;
    font-weight: 800;
    background: linear-gradient(135deg, #4F46E5, #06B6D4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    min-width: 40px;
}

.accordion-title {
    flex: 1;
    font-size: 18px;
    font-weight: 600;
    color: #1e293b;
    text-align: left;
}

.accordion-icon {
    font-size: 28px;
    font-weight: 300;
    color: #4F46E5;
    transition: transform 0.3s ease;
    min-width: 28px;
    text-align: center;
}

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

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

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

.accordion-content p {
    padding: 25px 30px;
    font-size: 16px;
    line-height: 1.8;
    color: #475569;
}

@media (max-width: 768px) {
    .how-it-works-section {
        padding: 60px 0;
    }
    
    .accordion-header {
        padding: 20px;
        gap: 15px;
        min-height: 70px;
    }
    
    .accordion-number {
        font-size: 20px;
        min-width: 30px;
    }
    
    .accordion-title {
        font-size: 16px;
    }
    
    .accordion-icon {
        font-size: 24px;
    }
    
    .accordion-content p {
        padding: 20px;
        font-size: 15px;
    }
}

/* ===========================
   REVIEWS SECTION
   =========================== */
.reviews-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #faf5ff 0%, #f5f3ff 100%);
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.review-card {
    background: #fff;
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.review-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(79, 70, 229, 0.15);
}

.review-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.reviewer-photo {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid #4F46E5;
}

.reviewer-info h4 {
    font-size: 18px;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 5px;
}

.location {
    font-size: 14px;
    color: #64748b;
    margin-bottom: 8px;
}

.stars {
    color: #F59E0B;
    font-size: 18px;
    letter-spacing: 2px;
}

.review-text {
    font-size: 15px;
    line-height: 1.7;
    color: #475569;
    font-style: italic;
}

@media (max-width: 768px) {
    .reviews-section {
        padding: 60px 0;
    }
    
    .reviews-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

@media (min-width: 576px) and (max-width: 991px) {
    .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ===========================
   PRICING SECTION
   =========================== */
.pricing-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #fff 0%, #f8fafc 100%);
}

.countdown-timer {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin: 30px 0 50px;
    background: linear-gradient(135deg, #EF4444, #DC2626);
    padding: 20px 40px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(239, 68, 68, 0.3);
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

.timer-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    background: rgba(255, 255, 255, 0.2);
    padding: 15px 25px;
    border-radius: 10px;
    backdrop-filter: blur(10px);
}

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

.timer-label {
    font-size: 12px;
    color: #fff;
    text-transform: uppercase;
    font-weight: 600;
    margin-top: 5px;
}

.timer-separator {
    font-size: 48px;
    font-weight: 800;
    color: #fff;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 50px;
}

.pricing-card {
    background: #fff;
    padding: 40px 30px;
    border-radius: 25px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
    border: 3px solid transparent;
}

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

.pricing-card.popular {
    border-color: #4F46E5;
    background: linear-gradient(135deg, #faf5ff 0%, #fff 100%);
    transform: scale(1.05);
}

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

.popular-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #EF4444, #DC2626);
    color: #fff;
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 700;
    box-shadow: 0 4px 15px rgba(239, 68, 68, 0.4);
}

.pricing-label {
    text-align: center;
    font-size: 14px;
    font-weight: 700;
    color: #4F46E5;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 10px;
}

.package-title {
    text-align: center;
    font-size: 24px;
    font-weight: 800;
    color: #1e293b;
    margin-bottom: 5px;
}

.package-subtitle {
    text-align: center;
    font-size: 14px;
    color: #64748b;
    margin-bottom: 30px;
}

.package-image {
    text-align: center;
    margin: 30px 0;
}

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

.pricing-info {
    text-align: center;
    margin: 30px 0;
}

.price-per-bottle {
    font-size: 36px;
    font-weight: 800;
    color: #1e293b;
    margin-bottom: 10px;
}

.per-bottle {
    font-size: 16px;
    font-weight: 400;
    color: #64748b;
}

.total-price {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin: 15px 0;
}

.old-price {
    font-size: 24px;
    color: #94a3b8;
    text-decoration: line-through;
}

.new-price {
    font-size: 32px;
    font-weight: 800;
    background: linear-gradient(135deg, #4F46E5, #06B6D4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.bonus-badge {
    background: linear-gradient(135deg, #10B981, #059669);
    color: #fff;
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 600;
    text-align: center;
}

.payment-logos {
    text-align: center;
    margin-top: 20px;
    opacity: 0.7;
}

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

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

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

@media (max-width: 768px) {
    .pricing-section {
        padding: 60px 0;
    }
    
    .countdown-timer {
        padding: 15px 30px;
        max-width: 320px;
    }
    
    .timer-box {
        padding: 12px 20px;
    }
    
    .timer-number {
        font-size: 36px;
    }
    
    .timer-separator {
        font-size: 36px;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .pricing-card.popular {
        transform: scale(1);
    }
    
    .pricing-card.popular:hover {
        transform: translateY(-10px);
    }
    
    .package-image img {
        max-width: 180px;
    }
}

@media (min-width: 576px) and (max-width: 991px) {
    .pricing-grid {
        grid-template-columns: 1fr;
    }
}

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

.ingredients-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    margin-top: 50px;
}

.ingredient-card {
    background: linear-gradient(135deg, #f8fafc 0%, #fff 100%);
    padding: 30px;
    border-radius: 15px;
    border-left: 4px solid #4F46E5;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.ingredient-card:hover {
    transform: translateX(5px);
    box-shadow: 0 8px 30px rgba(79, 70, 229, 0.15);
}

.ingredient-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 15px;
    background: linear-gradient(135deg, #4F46E5, #06B6D4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.ingredient-card p {
    font-size: 15px;
    line-height: 1.7;
    color: #475569;
}

@media (max-width: 768px) {
    .ingredients-section {
        padding: 60px 0;
    }
    
    .ingredients-grid {
        grid-template-columns: 1fr;
    }
}

/* ===========================
   SCIENTIFIC EVIDENCE SECTION
   =========================== */
.scientific-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
}

.evidence-accordion {
    max-width: 900px;
    margin: 50px auto 0;
}

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

.evidence-header {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 25px 30px;
    background: #fff;
    cursor: pointer;
    transition: all 0.3s ease;
    gap: 20px;
    min-height: 70px;
}

.evidence-header:hover {
    background: #f8fafc;
}

.evidence-header span:first-child {
    flex: 1;
    font-size: 18px;
    font-weight: 600;
    color: #1e293b;
    text-align: left;
}

.evidence-icon {
    font-size: 24px;
    color: #4F46E5;
    transition: transform 0.3s ease;
    min-width: 24px;
}

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

.evidence-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
}

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

.evidence-content p {
    padding: 25px 30px;
    font-size: 16px;
    line-height: 1.8;
    color: #475569;
}

@media (max-width: 768px) {
    .scientific-section {
        padding: 60px 0;
    }
    
    .evidence-header {
        padding: 20px;
        min-height: 60px;
    }
    
    .evidence-header span:first-child {
        font-size: 16px;
    }
    
    .evidence-content p {
        padding: 20px;
        font-size: 15px;
    }
}

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

.guarantee-image img {
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
    animation: pulse 3s ease-in-out infinite;
}

.guarantee-content {
    padding: 20px;
}

.guarantee-points {
    margin-top: 30px;
}

.guarantee-point {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
}

.guarantee-icon {
    width: 50px;
    height: 50px;
    min-width: 50px;
    background: linear-gradient(135deg, #10B981, #059669);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
}

.guarantee-text h3 {
    font-size: 20px;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 10px;
}

.guarantee-text p {
    font-size: 16px;
    line-height: 1.7;
    color: #475569;
}

@media (max-width: 768px) {
    .guarantee-section {
        padding: 60px 0;
    }
    
    .guarantee-image {
        margin-bottom: 40px;
    }
}

/* ===========================
   BENEFITS SECTION
   =========================== */
.benefits-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #faf5ff 0%, #f5f3ff 100%);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

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

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

.benefit-icon {
    font-size: 40px;
    min-width: 50px;
}

.benefit-text h3 {
    font-size: 18px;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 8px;
}

.benefit-text p {
    font-size: 15px;
    line-height: 1.6;
    color: #64748b;
}

@media (max-width: 768px) {
    .benefits-section {
        padding: 60px 0;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

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

.faq-accordion {
    max-width: 900px;
    margin: 50px auto 0;
}

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

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

.faq-header {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 25px 30px;
    background: linear-gradient(135deg, #f8fafc 0%, #fff 100%);
    cursor: pointer;
    transition: all 0.3s ease;
    gap: 20px;
    min-height: 70px;
}

.faq-header:hover {
    background: linear-gradient(135deg, #e0f2fe 0%, #f8fafc 100%);
}

.faq-question {
    flex: 1;
    font-size: 18px;
    font-weight: 600;
    color: #1e293b;
    text-align: left;
}

.faq-icon {
    font-size: 28px;
    font-weight: 300;
    color: #4F46E5;
    transition: transform 0.3s ease;
    min-width: 28px;
    text-align: center;
}

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

.faq-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
}

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

.faq-content p {
    padding: 25px 30px;
    font-size: 16px;
    line-height: 1.8;
    color: #475569;
}

@media (max-width: 768px) {
    .faq-section {
        padding: 60px 0;
    }
    
    .faq-header {
        padding: 20px;
        min-height: 60px;
    }
    
    .faq-question {
        font-size: 16px;
    }
    
    .faq-icon {
        font-size: 24px;
    }
    
    .faq-content p {
        padding: 20px;
        font-size: 15px;
    }
}

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

.final-cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.final-cta-section::after {
    content: '';
    position: absolute;
    bottom: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.final-cta-content {
    text-align: center;
    position: relative;
    z-index: 1;
    max-width: 700px;
    margin: 0 auto;
}

.final-cta-image {
    margin-bottom: 40px;
}

.final-cta-image img {
    max-width: 400px;
    margin: 0 auto;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.3));
}

.final-cta-title {
    font-size: clamp(28px, 5vw, 42px);
    font-weight: 800;
    color: #fff;
    margin-bottom: 30px;
    line-height: 1.3;
}

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

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

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

.final-special-price {
    font-size: 32px;
    font-weight: 800;
    color: #fff;
}

.price-highlight {
    background: rgba(255, 255, 255, 0.2);
    padding: 10px 30px;
    border-radius: 50px;
    display: inline-block;
}

.final-cta-content .btn-primary {
    background: #fff;
    color: #4F46E5;
    margin: 30px 0;
}

.final-cta-content .btn-primary:hover {
    background: #f1f5f9;
}

.final-assurance {
    margin-top: 30px;
}

.final-assurance p {
    color: #fff;
    font-size: 16px;
    margin: 10px 0;
}

@media (max-width: 768px) {
    .final-cta-section {
        padding: 60px 0;
    }
    
    .final-cta-image img {
        max-width: 300px;
    }
    
    .final-special-price {
        font-size: 28px;
    }
}

/* ===========================
   FOOTER SECTION
   =========================== */
.footer-section {
    padding: 60px 0 30px;
    background: #1e293b;
    color: #fff;
}

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

.footer-links {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
    margin-bottom: 30px;
}

.footer-links a {
    color: #94a3b8;
    font-size: 15px;
    transition: color 0.3s ease;
}

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

.separator {
    color: #475569;
}

.footer-disclaimer {
    max-width: 900px;
    margin: 0 auto 40px;
    padding: 30px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
}

.footer-disclaimer p {
    font-size: 13px;
    line-height: 1.8;
    color: #94a3b8;
}

.social-icons {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin: 30px 0;
}

.social-icons a {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: #fff;
    transition: all 0.3s ease;
}

.social-icons a:hover {
    background: #4F46E5;
    transform: translateY(-3px);
}

.copyright {
    margin-top: 30px;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.copyright p {
    font-size: 14px;
    color: #94a3b8;
}

@media (max-width: 768px) {
    .footer-section {
        padding: 40px 0 20px;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 15px;
    }
    
    .separator {
        display: none;
    }
    
    .footer-disclaimer {
        padding: 20px;
    }
}

/* ===========================
   SCROLL TO TOP BUTTON
   =========================== */
.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, #4F46E5, #06B6D4);
    color: #fff;
    border: none;
    border-radius: 50%;
    font-size: 24px;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(79, 70, 229, 0.4);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
}

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

.scroll-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(79, 70, 229, 0.5);
}

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

/* ===========================
   PURCHASE NOTIFICATION
   =========================== */
.purchase-notification {
    position: fixed;
    bottom: 30px;
    left: 30px;
    background: #fff;
    padding: 20px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    max-width: 350px;
    transform: translateX(-400px);
    transition: transform 0.4s ease;
    z-index: 999;
}

.purchase-notification.show {
    transform: translateX(0);
}

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

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

.notification-text {
    flex: 1;
    font-size: 14px;
    line-height: 1.5;
}

.notification-text strong {
    display: block;
    color: #1e293b;
    font-weight: 700;
    margin-bottom: 3px;
}

.notification-text span {
    color: #64748b;
}

@media (max-width: 768px) {
    .purchase-notification {
        bottom: 80px;
        left: 20px;
        right: 20px;
        max-width: calc(100% - 40px);
    }
}