/* ===================================
   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: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #1e293b;
    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 & LAYOUT
   =================================== */

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

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

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

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

section {
    padding: 60px 0;
    position: relative;
}

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

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

.section-title {
    font-size: 28px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #4F46E5 0%, #06B6D4 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

@media (min-width: 576px) {
    .section-title {
        font-size: 32px;
    }
}

@media (min-width: 768px) {
    .section-title {
        font-size: 36px;
        margin-bottom: 30px;
    }
}

@media (min-width: 1024px) {
    .section-title {
        font-size: 42px;
        margin-bottom: 40px;
    }
}

.section-subtitle {
    font-size: 16px;
    text-align: center;
    color: #64748b;
    margin-bottom: 30px;
}

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

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

#navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(79, 70, 229, 0.1);
    z-index: 1000;
    transition: all 0.3s ease;
}

#navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 4px 30px rgba(79, 70, 229, 0.15);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

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

.logo {
    z-index: 1001;
}

.logo-text {
    font-size: 24px;
    font-weight: 700;
    color: #4F46E5;
}

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

.logo-highlight {
    background: linear-gradient(135deg, #06B6D4 0%, #4F46E5 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hamburger {
    display: flex;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    z-index: 1001;
    width: 30px;
    height: 24px;
    transition: all 0.3s ease;
}

@media (min-width: 768px) {
    .hamburger {
        display: none;
    }
}

.hamburger span {
    display: block;
    width: 100%;
    height: 3px;
    background: linear-gradient(135deg, #4F46E5 0%, #06B6D4 100%);
    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-links {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.98) 0%, rgba(6, 182, 212, 0.98) 100%);
    backdrop-filter: blur(10px);
    padding: 80px 30px 30px;
    list-style: none;
    gap: 20px;
    transition: right 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    box-shadow: -5px 0 30px rgba(0, 0, 0, 0.2);
}

@media (min-width: 768px) {
    .nav-links {
        position: static;
        flex-direction: row;
        width: auto;
        height: auto;
        background: none;
        padding: 0;
        gap: 30px;
        box-shadow: none;
        align-items: center;
    }
}

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

.nav-links li {
    opacity: 0;
    transform: translateX(50px);
    animation: slideIn 0.4s forwards;
}

@media (min-width: 768px) {
    .nav-links li {
        opacity: 1;
        transform: none;
        animation: none;
    }
}

.nav-links.active li:nth-child(1) {
    animation-delay: 0.1s;
}

.nav-links.active li:nth-child(2) {
    animation-delay: 0.2s;
}

.nav-links.active li:nth-child(3) {
    animation-delay: 0.3s;
}

.nav-links.active li:nth-child(4) {
    animation-delay: 0.4s;
}

@keyframes slideIn {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.nav-link {
    font-size: 18px;
    font-weight: 500;
    color: #ffffff;
    padding: 12px 20px;
    border-radius: 8px;
    transition: all 0.3s ease;
    display: block;
}

@media (min-width: 768px) {
    .nav-link {
        font-size: 16px;
        color: #1e293b;
        padding: 8px 16px;
    }
    
    .nav-link:hover {
        background: rgba(79, 70, 229, 0.1);
        color: #4F46E5;
        transform: translateY(-2px);
    }
}

.nav-link:active {
    transform: scale(0.98);
}

.cta-button {
    font-size: 16px;
    font-weight: 600;
    color: #ffffff;
    background: linear-gradient(135deg, #4F46E5 0%, #06B6D4 100%);
    padding: 12px 28px;
    border-radius: 50px;
    transition: all 0.3s ease;
    display: inline-block;
    box-shadow: 0 4px 15px rgba(79, 70, 229, 0.3);
    min-height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
}

@media (min-width: 768px) {
    .cta-button {
        padding: 10px 24px;
    }
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(79, 70, 229, 0.4);
}

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

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

.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.05) 0%, rgba(6, 182, 212, 0.05) 100%);
    padding-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(79, 70, 229, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 8s ease-in-out infinite;
}

.hero-section::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 10s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) scale(1);
    }
    50% {
        transform: translateY(-30px) scale(1.1);
    }
}

.hero-container {
    display: flex;
    flex-direction: column-reverse;
    gap: 40px;
    align-items: center;
    position: relative;
    z-index: 1;
}

@media (min-width: 768px) {
    .hero-container {
        flex-direction: row;
        gap: 60px;
    }
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.product-animation {
    position: relative;
    animation: heroProductFloat 6s ease-in-out infinite;
}

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

.hero-product-img {
    max-width: 300px;
    width: 100%;
    position: relative;
    z-index: 2;
    filter: drop-shadow(0 20px 40px rgba(79, 70, 229, 0.3));
}

@media (min-width: 576px) {
    .hero-product-img {
        max-width: 350px;
    }
}

@media (min-width: 768px) {
    .hero-product-img {
        max-width: 400px;
    }
}

.glow-effect {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120%;
    height: 120%;
    background: radial-gradient(circle, rgba(79, 70, 229, 0.4) 0%, transparent 60%);
    border-radius: 50%;
    filter: blur(40px);
    animation: glowPulse 3s ease-in-out infinite;
    z-index: 1;
}

@keyframes glowPulse {
    0%, 100% {
        opacity: 0.6;
        transform: translate(-50%, -50%) scale(1);
    }
    50% {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1.1);
    }
}

.floating-badge {
    position: absolute;
    top: 10%;
    right: -10%;
    background: linear-gradient(135deg, #10B981 0%, #059669 100%);
    color: #ffffff;
    padding: 10px 20px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    box-shadow: 0 10px 30px rgba(16, 185, 129, 0.4);
    animation: badgeFloat 3s ease-in-out infinite;
    z-index: 3;
}

@keyframes badgeFloat {
    0%, 100% {
        transform: translateY(0) rotate(-5deg);
    }
    50% {
        transform: translateY(-15px) rotate(5deg);
    }
}

.hero-content {
    flex: 1;
}

.hero-headline {
    font-size: 28px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #4F46E5 0%, #06B6D4 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

@media (min-width: 576px) {
    .hero-headline {
        font-size: 32px;
    }
}

@media (min-width: 768px) {
    .hero-headline {
        font-size: 36px;
    }
}

@media (min-width: 1024px) {
    .hero-headline {
        font-size: 44px;
    }
}

.hero-description {
    font-size: 16px;
    color: #64748b;
    margin-bottom: 15px;
    line-height: 1.7;
}

@media (min-width: 768px) {
    .hero-description {
        font-size: 17px;
        line-height: 1.8;
    }
}

.hero-cta-button {
    font-size: 18px;
    font-weight: 700;
    color: #ffffff;
    background: linear-gradient(135deg, #4F46E5 0%, #06B6D4 100%);
    padding: 16px 40px;
    border-radius: 50px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-top: 20px;
    box-shadow: 0 10px 30px rgba(79, 70, 229, 0.4);
    transition: all 0.3s ease;
    min-height: 56px;
}

@media (max-width: 575px) {
    .hero-cta-button {
        width: 100%;
        justify-content: center;
    }
}

.hero-cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(79, 70, 229, 0.5);
}

.hero-cta-button:active {
    transform: scale(0.98);
}

.hero-cta-button svg {
    transition: transform 0.3s ease;
}

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

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

.why-choose-section {
    background: #ffffff;
}

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

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

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

.feature-card {
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.05) 0%, rgba(6, 182, 212, 0.05) 100%);
    border-radius: 20px;
    padding: 30px 20px;
    text-align: center;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    opacity: 0;
    transform: translateY(30px);
}

.feature-card.visible {
    animation: fadeInUp 0.6s forwards;
}

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

.feature-card:hover {
    transform: translateY(-10px);
    border-color: rgba(79, 70, 229, 0.3);
    box-shadow: 0 15px 40px rgba(79, 70, 229, 0.15);
}

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

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

.feature-title {
    font-size: 20px;
    font-weight: 700;
    color: #4F46E5;
    margin-bottom: 10px;
}

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

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

.what-is-section {
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.03) 0%, rgba(6, 182, 212, 0.03) 100%);
}

.what-is-content {
    display: flex;
    flex-direction: column;
    gap: 40px;
    align-items: center;
}

@media (min-width: 768px) {
    .what-is-content {
        flex-direction: row;
        gap: 60px;
    }
}

.what-is-text {
    flex: 1;
}

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

@media (min-width: 768px) {
    .what-is-text p {
        font-size: 17px;
    }
}

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

.showcase-img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(79, 70, 229, 0.2);
}

/* ===================================
   HOW IT WORKS SECTION
   =================================== */

.how-it-works-section {
    background: #ffffff;
}

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

.accordion-item {
    background: #ffffff;
    border: 2px solid rgba(79, 70, 229, 0.1);
    border-radius: 15px;
    margin-bottom: 15px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.accordion-item:hover {
    border-color: rgba(79, 70, 229, 0.3);
    box-shadow: 0 5px 20px rgba(79, 70, 229, 0.1);
}

.accordion-header {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.05) 0%, rgba(6, 182, 212, 0.05) 100%);
    cursor: pointer;
    transition: all 0.3s ease;
    min-height: 48px;
}

@media (min-width: 768px) {
    .accordion-header {
        padding: 24px 30px;
    }
}

.accordion-header:hover {
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.1) 0%, rgba(6, 182, 212, 0.1) 100%);
}

.accordion-header:active {
    transform: scale(0.99);
}

.accordion-title {
    font-size: 16px;
    font-weight: 600;
    color: #1e293b;
    text-align: left;
}

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

.accordion-icon {
    transition: transform 0.3s ease;
    flex-shrink: 0;
    margin-left: 10px;
    stroke: #4F46E5;
}

.accordion-header[aria-expanded="true"] .accordion-icon {
    transform: rotate(180deg);
}

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

.accordion-header[aria-expanded="true"] + .accordion-content {
    max-height: 1000px;
    padding: 20px;
}

@media (min-width: 768px) {
    .accordion-header[aria-expanded="true"] + .accordion-content {
        padding: 30px;
    }
}

.accordion-content p {
    font-size: 15px;
    color: #64748b;
    line-height: 1.8;
    margin: 0;
}

@media (min-width: 768px) {
    .accordion-content p {
        font-size: 16px;
    }
}

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

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

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

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

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

.review-card {
    background: #ffffff;
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    transition: all 0.4s ease;
    opacity: 0;
    transform: translateY(40px) scale(0.95);
}

.review-card.visible {
    animation: reviewSlideIn 0.6s forwards;
}

@keyframes reviewSlideIn {
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.review-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 50px rgba(79, 70, 229, 0.2);
}

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

.reviewer-photo {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid #4F46E5;
    flex-shrink: 0;
}

.reviewer-info {
    flex: 1;
}

.reviewer-name {
    font-size: 18px;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 2px;
}

.reviewer-location {
    font-size: 14px;
    color: #64748b;
    margin-bottom: 5px;
}

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

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

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

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

.pricing-section .section-title {
    color: #ffffff;
    -webkit-text-fill-color: #ffffff;
}

.pricing-section .section-subtitle {
    color: rgba(255, 255, 255, 0.9);
}

.countdown-timer {
    max-width: 500px;
    margin: 0 auto 50px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 25px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
}

.timer-label {
    font-size: 16px;
    font-weight: 600;
    text-align: center;
    margin-bottom: 15px;
    color: #ffffff;
}

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

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

.timer-segment {
    display: flex;
    flex-direction: column;
    align-items: center;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 15px;
    padding: 15px 25px;
    min-width: 100px;
}

@media (min-width: 768px) {
    .timer-segment {
        min-width: 120px;
        padding: 20px 30px;
    }
}

.timer-number {
    font-size: 36px;
    font-weight: 800;
    color: #ffffff;
    line-height: 1;
}

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

.timer-text {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 5px;
    color: rgba(255, 255, 255, 0.9);
}

.timer-colon {
    font-size: 36px;
    font-weight: 800;
    color: #ffffff;
}

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

.pricing-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
    max-width: 1100px;
    margin: 0 auto;
}

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

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

.pricing-card {
    background: #ffffff;
    border-radius: 25px;
    padding: 30px 25px;
    text-align: center;
    position: relative;
    transition: all 0.3s ease;
    color: #1e293b;
}

@media (min-width: 576px) and (max-width: 991px) {
    .pricing-card:last-child {
        grid-column: 1 / -1;
        max-width: 400px;
        margin: 0 auto;
    }
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.pricing-card-popular {
    background: linear-gradient(135deg, #ffffff 0%, #f0f9ff 100%);
    border: 3px solid #F59E0B;
    transform: scale(1.05);
}

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

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

@media (max-width: 991px) {
    .pricing-card-popular:hover {
        transform: scale(1.02) translateY(-10px);
    }
}

.pricing-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
    color: #ffffff;
    padding: 8px 25px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 5px 20px rgba(245, 158, 11, 0.4);
}

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

.pricing-quantity {
    font-size: 22px;
    font-weight: 800;
    color: #1e293b;
    margin-bottom: 5px;
}

.pricing-supply {
    font-size: 14px;
    color: #64748b;
    margin-bottom: 20px;
}

.pricing-image {
    margin: 20px 0;
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pricing-image img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.pricing-amount {
    margin-bottom: 10px;
}

.price-per {
    font-size: 42px;
    font-weight: 800;
    color: #4F46E5;
    line-height: 1;
}

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

.pricing-total {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}

.old-price {
    font-size: 20px;
    color: #94a3b8;
    text-decoration: line-through;
}

.new-price {
    font-size: 28px;
    font-weight: 800;
    color: #10B981;
}

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

.bonus-badge {
    background: linear-gradient(135deg, #10B981 0%, #059669 100%);
    color: #ffffff;
    padding: 8px 15px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 600;
}

.pricing-button {
    width: 100%;
    font-size: 16px;
    font-weight: 700;
    color: #ffffff;
    background: linear-gradient(135deg, #4F46E5 0%, #06B6D4 100%);
    padding: 16px 30px;
    border-radius: 50px;
    transition: all 0.3s ease;
    display: block;
    text-align: center;
    box-shadow: 0 8px 20px rgba(79, 70, 229, 0.3);
    min-height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pricing-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(79, 70, 229, 0.4);
}

.pricing-button:active {
    transform: scale(0.98);
}

.pricing-button-popular {
    background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
    box-shadow: 0 8px 20px rgba(245, 158, 11, 0.3);
}

.pricing-button-popular:hover {
    box-shadow: 0 12px 30px rgba(245, 158, 11, 0.4);
}

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

.payment-logos img {
    max-width: 100%;
    height: auto;
    opacity: 0.8;
}

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

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

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

.ingredients-section {
    background: #ffffff;
}

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

@media (min-width: 768px) {
    .ingredients-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 25px;
    }
}

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

.ingredient-card {
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.03) 0%, rgba(6, 182, 212, 0.03) 100%);
    border: 2px solid rgba(79, 70, 229, 0.1);
    border-radius: 15px;
    padding: 25px;
    transition: all 0.3s ease;
}

.ingredient-card:hover {
    border-color: rgba(79, 70, 229, 0.3);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(79, 70, 229, 0.1);
}

.ingredient-name {
    font-size: 18px;
    font-weight: 700;
    color: #4F46E5;
    margin-bottom: 12px;
}

.ingredient-description {
    font-size: 15px;
    color: #475569;
    line-height: 1.7;
    margin-bottom: 12px;
}

.ingredient-benefits {
    font-size: 14px;
    color: #10B981;
    line-height: 1.6;
}

.ingredient-benefits strong {
    color: #059669;
}

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

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

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

.science-intro {
    text-align: center;
    margin-bottom: 40px;
}

.science-intro p {
    font-size: 16px;
    color: #475569;
    line-height: 1.8;
}

@media (min-width: 768px) {
    .science-intro p {
        font-size: 17px;
    }
}

.science-accordion .accordion-item {
    background: #ffffff;
}

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

.guarantee-section {
    background: #ffffff;
}

.guarantee-content {
    display: flex;
    flex-direction: column;
    gap: 40px;
    align-items: center;
}

@media (min-width: 768px) {
    .guarantee-content {
        flex-direction: row;
        gap: 60px;
    }
}

.guarantee-image {
    flex: 1;
    max-width: 400px;
}

.guarantee-seal {
    width: 100%;
    filter: drop-shadow(0 10px 30px rgba(79, 70, 229, 0.2));
}

.guarantee-text {
    flex: 1;
}

.guarantee-point {
    margin-bottom: 30px;
}

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

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

@media (min-width: 768px) {
    .guarantee-point h3 {
        font-size: 22px;
    }
}

.guarantee-point p {
    font-size: 15px;
    color: #64748b;
    line-height: 1.8;
}

@media (min-width: 768px) {
    .guarantee-point p {
        font-size: 16px;
    }
}

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

.benefits-section {
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.03) 0%, rgba(6, 182, 212, 0.03) 100%);
}

.benefits-list {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.benefit-item {
    display: flex;
    gap: 20px;
    background: #ffffff;
    border-radius: 15px;
    padding: 25px;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.benefit-item:hover {
    border-color: rgba(79, 70, 229, 0.3);
    transform: translateX(10px);
    box-shadow: 0 10px 30px rgba(79, 70, 229, 0.1);
}

.benefit-icon {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
    background: linear-gradient(135deg, #10B981 0%, #059669 100%);
    color: #ffffff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 700;
}

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

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

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

.faq-section {
    background: #ffffff;
}

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

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

.final-cta-section {
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    color: #ffffff;
    position: relative;
    overflow: hidden;
}

.final-cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(79, 70, 229, 0.3) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 10s ease-in-out infinite;
}

.final-cta-section::after {
    content: '';
    position: absolute;
    bottom: -50%;
    right: -20%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.3) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 12s ease-in-out infinite reverse;
}

.final-cta-content {
    display: flex;
    flex-direction: column;
    gap: 40px;
    align-items: center;
    position: relative;
    z-index: 1;
}

@media (min-width: 768px) {
    .final-cta-content {
        flex-direction: row;
        gap: 60px;
    }
}

.final-cta-image {
    flex: 1;
    display: flex;
    justify-content: center;
}

.cta-product-animation {
    position: relative;
    animation: ctaProductFloat 4s ease-in-out infinite;
}

@keyframes ctaProductFloat {
    0%, 100% {
        transform: translateY(0) rotate(0deg) scale(1);
    }
    50% {
        transform: translateY(-20px) rotate(5deg) scale(1.05);
    }
}

.final-product-img {
    max-width: 300px;
    width: 100%;
    position: relative;
    z-index: 2;
    filter: drop-shadow(0 20px 50px rgba(79, 70, 229, 0.5));
}

@media (min-width: 576px) {
    .final-product-img {
        max-width: 350px;
    }
}

.cta-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 130%;
    height: 130%;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.5) 0%, transparent 60%);
    border-radius: 50%;
    filter: blur(50px);
    animation: ctaGlowPulse 2s ease-in-out infinite;
    z-index: 1;
}

@keyframes ctaGlowPulse {
    0%, 100% {
        opacity: 0.6;
        transform: translate(-50%, -50%) scale(1);
    }
    50% {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1.2);
    }
}

.pulse-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    border: 3px solid #06B6D4;
    border-radius: 50%;
    animation: pulseRing 2s ease-out infinite;
    z-index: 1;
}

@keyframes pulseRing {
    0% {
        transform: translate(-50%, -50%) scale(0.8);
        opacity: 1;
    }
    100% {
        transform: translate(-50%, -50%) scale(1.5);
        opacity: 0;
    }
}

.final-cta-text {
    flex: 1;
    text-align: center;
}

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

.final-cta-heading {
    font-size: 28px;
    font-weight: 800;
    color: #ffffff;
    margin-bottom: 30px;
    line-height: 1.3;
}

@media (min-width: 576px) {
    .final-cta-heading {
        font-size: 32px;
    }
}

@media (min-width: 768px) {
    .final-cta-heading {
        font-size: 36px;
    }
}

.final-price {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 30px;
}

.final-old-price {
    font-size: 20px;
    color: #94a3b8;
    text-decoration: line-through;
}

.final-new-price {
    font-size: 40px;
    font-weight: 800;
    color: #10B981;
}

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

.final-cta-button {
    font-size: 18px;
    font-weight: 700;
    color: #ffffff;
    background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
    padding: 18px 40px;
    border-radius: 50px;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    box-shadow: 0 15px 40px rgba(245, 158, 11, 0.4);
    transition: all 0.3s ease;
    min-height: 60px;
    margin-bottom: 20px;
}

@media (max-width: 575px) {
    .final-cta-button {
        width: 100%;
        justify-content: center;
    }
}

.final-cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 20px 50px rgba(245, 158, 11, 0.5);
}

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

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

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

.footer {
    background: #0f172a;
    color: rgba(255, 255, 255, 0.8);
    padding: 40px 0 20px;
}

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

.footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 15px;
    margin-bottom: 25px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
    transition: color 0.3s ease;
}

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

.footer-separator {
    color: rgba(255, 255, 255, 0.4);
}

.footer-disclaimer {
    max-width: 900px;
    margin: 0 auto 30px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
}

.footer-disclaimer p {
    font-size: 13px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.7);
}

.footer-social {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 25px;
}

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

.social-icon:hover {
    background: linear-gradient(135deg, #4F46E5 0%, #06B6D4 100%);
    transform: translateY(-3px);
}

.footer-copyright {
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

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

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

.scroll-top-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, #4F46E5 0%, #06B6D4 100%);
    color: #ffffff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 25px rgba(79, 70, 229, 0.4);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
    cursor: pointer;
}

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

.scroll-top-btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 35px rgba(79, 70, 229, 0.5);
}

.scroll-top-btn:active {
    transform: translateY(-2px) scale(0.95);
}

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

.purchase-popup {
    position: fixed;
    bottom: 30px;
    left: 30px;
    background: #ffffff;
    border-radius: 15px;
    padding: 15px 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    display: flex;
    align-items: center;
    gap: 15px;
    z-index: 998;
    opacity: 0;
    transform: translateX(-100%);
    transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    max-width: 320px;
}

@media (max-width: 575px) {
    .purchase-popup {
        left: 20px;
        right: 20px;
        max-width: calc(100% - 40px);
        bottom: 20px;
    }
}

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

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

.popup-icon {
    font-size: 28px;
    flex-shrink: 0;
}

.popup-text {
    flex: 1;
}

.popup-text strong {
    font-size: 15px;
    color: #1e293b;
    display: block;
    margin-bottom: 2px;
}

.popup-text p {
    font-size: 13px;
    color: #64748b;
    margin: 0;
}

/* ===================================
   ANIMATIONS & INTERACTIONS
   =================================== */

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

/* Fade In on Scroll */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Button Press Effect */
button:active,
a:active {
    transform: scale(0.98);
}

/* Loading State */
@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.loading {
    animation: spin 1s linear infinite;
}

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

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

.text-gradient {
    background: linear-gradient(135deg, #4F46E5 0%, #06B6D4 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hidden {
    display: none !important;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

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

@media print {
    .nav-container,
    .hamburger,
    .scroll-top-btn,
    .purchase-popup {
        display: none !important;
    }
}