/* ===================================
   ROOT VARIABLES & RESET
   =================================== */
:root {
    /* Medical Professional Color Palette */
    --primary-blue: #1E40AF;
    --secondary-blue: #3B82F6;
    --light-blue: #93C5FD;
    --accent-blue: #DBEAFE;
    --dark-gray: #1F2937;
    --medium-gray: #6B7280;
    --light-gray: #F3F4F6;
    --white: #FFFFFF;
    --success-green: #10B981;
    --warning-red: #EF4444;
    --gold: #F59E0B;
    
    /* Typography */
    --font-display: 'Crimson Pro', Georgia, serif;
    --font-body: 'Nunito Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(30, 64, 175, 0.08);
    --shadow-md: 0 4px 16px rgba(30, 64, 175, 0.12);
    --shadow-lg: 0 8px 32px rgba(30, 64, 175, 0.16);
    --shadow-xl: 0 16px 48px rgba(30, 64, 175, 0.20);
}

* {
    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: var(--font-body);
    color: var(--dark-gray);
    line-height: 1.7;
    background-color: var(--white);
    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;
}

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

/* ===================================
   TYPOGRAPHY
   =================================== */
h1, h2, h3, h4 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    color: var(--primary-blue);
}

h1 {
    font-size: 28px;
    margin-bottom: 1rem;
}

h2 {
    font-size: 24px;
    margin-bottom: 0.875rem;
}

h3 {
    font-size: 20px;
    margin-bottom: 0.75rem;
}

h4 {
    font-size: 18px;
    margin-bottom: 0.625rem;
}

p {
    margin-bottom: 1rem;
    color: var(--medium-gray);
}

@media (min-width: 768px) {
    h1 { font-size: 36px; }
    h2 { font-size: 30px; }
    h3 { font-size: 24px; }
    h4 { font-size: 20px; }
}

@media (min-width: 1024px) {
    h1 { font-size: 48px; }
    h2 { font-size: 36px; }
    h3 { font-size: 28px; }
    h4 { font-size: 22px; }
}

/* ===================================
   NAVIGATION
   =================================== */
#navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--white);
    box-shadow: var(--shadow-md);
    z-index: 1000;
    transition: var(--transition-normal);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px 20px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 20px;
    font-weight: 800;
    color: var(--primary-blue);
    font-family: var(--font-display);
}

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

.nav-links {
    display: none;
    gap: 2rem;
}

.nav-links a {
    font-size: 15px;
    font-weight: 600;
    color: var(--dark-gray);
    transition: var(--transition-fast);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--secondary-blue);
    transition: var(--transition-fast);
}

.nav-links a:hover {
    color: var(--secondary-blue);
}

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

.nav-cta-btn {
    display: none;
    padding: 10px 24px;
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    color: var(--white);
    border-radius: 50px;
    font-weight: 700;
    font-size: 14px;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-sm);
}

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

/* Hamburger Menu */
.hamburger {
    display: flex;
    flex-direction: column;
    gap: 5px;
    width: 28px;
    height: 24px;
    cursor: pointer;
}

.hamburger span {
    width: 100%;
    height: 3px;
    background: var(--primary-blue);
    border-radius: 2px;
    transition: var(--transition-normal);
}

.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);
}

/* Mobile Menu */
.mobile-menu {
    display: none;
    flex-direction: column;
    background: var(--white);
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    box-shadow: var(--shadow-lg);
    padding: 20px;
    gap: 15px;
}

.mobile-menu.active {
    display: flex;
    animation: slideDown 0.3s ease;
}

.mobile-menu a {
    padding: 12px 16px;
    border-radius: 8px;
    font-weight: 600;
    color: var(--dark-gray);
    transition: var(--transition-fast);
}

.mobile-menu a:hover,
.mobile-menu a:active {
    background: var(--accent-blue);
    color: var(--primary-blue);
}

.mobile-cta {
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    color: var(--white) !important;
    text-align: center;
    padding: 14px 16px !important;
    border-radius: 50px !important;
    font-weight: 700;
    box-shadow: var(--shadow-md);
}

@media (min-width: 768px) {
    .nav-links {
        display: flex;
    }
    
    .nav-cta-btn {
        display: block;
    }
    
    .hamburger {
        display: none;
    }
    
    .mobile-menu {
        display: none !important;
    }
}

/* Sticky Navbar Effect */
#navbar.scrolled {
    padding: 8px 0;
    box-shadow: var(--shadow-lg);
}

/* ===================================
   HERO SECTION
   =================================== */
.hero {
    padding: 100px 0 60px;
    background: linear-gradient(135deg, #EFF6FF 0%, #FFFFFF 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

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

.hero-image {
    position: relative;
    width: 100%;
    max-width: 400px;
    text-align: center;
}

.hero-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--success-green);
    color: var(--white);
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 700;
    box-shadow: var(--shadow-md);
    z-index: 2;
}

.product-bottle {
    position: relative;
    z-index: 1;
    filter: drop-shadow(0 20px 40px rgba(30, 64, 175, 0.15));
}

.hero-circle {
    position: absolute;
    bottom: -10%;
    left: 50%;
    transform: translateX(-50%);
    width: 120%;
    height: 120%;
    background: radial-gradient(circle, rgba(147, 197, 253, 0.2) 0%, transparent 60%);
    border-radius: 50%;
    z-index: 0;
}

.hero-content {
    width: 100%;
}

.hero-content h1 {
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-content p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--medium-gray);
    margin-bottom: 1.25rem;
}

.hero-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 16px 32px;
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    color: var(--white);
    border-radius: 50px;
    font-weight: 700;
    font-size: 18px;
    box-shadow: var(--shadow-lg);
    transition: var(--transition-normal);
    margin: 1.5rem 0;
    width: 100%;
    justify-content: center;
}

.hero-cta-btn:hover,
.hero-cta-btn:active {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

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

.btn-icon {
    font-size: 24px;
    transition: var(--transition-fast);
}

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

.hero-features {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-top: 2rem;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 600;
    color: var(--dark-gray);
}

@media (min-width: 768px) {
    .hero {
        padding: 120px 0 80px;
    }
    
    .hero-container {
        flex-direction: row;
        align-items: center;
    }
    
    .hero-image {
        width: 45%;
    }
    
    .hero-content {
        width: 55%;
    }
    
    .hero-cta-btn {
        width: auto;
    }
}

@media (min-width: 1024px) {
    .hero-content p {
        font-size: 18px;
    }
}

/* Hero Animations */
.animate-float {
    animation: float 4s ease-in-out infinite;
}

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

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

.fade-in-up.delay-1 {
    animation-delay: 0.2s;
}

.fade-in-up.delay-2 {
    animation-delay: 0.4s;
}

.fade-in-up.delay-3 {
    animation-delay: 0.6s;
}

.fade-in-up.delay-4 {
    animation-delay: 0.8s;
}

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

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===================================
   WHY CHOOSE US
   =================================== */
.why-choose {
    padding: 60px 0;
    background: var(--white);
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-blue), var(--secondary-blue));
    margin: 1rem auto 0;
    border-radius: 2px;
}

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

.trust-card {
    background: var(--white);
    padding: 30px;
    border-radius: 16px;
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    border: 2px solid transparent;
}

.trust-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--light-blue);
}

.card-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
}

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

.trust-card h3 {
    margin-bottom: 1rem;
    color: var(--primary-blue);
}

.trust-card p {
    font-size: 15px;
    line-height: 1.7;
}

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

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

/* Scroll Animation */
.fade-in-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* ===================================
   WHAT IS SECTION
   =================================== */
.what-is {
    padding: 60px 0;
    background: var(--light-gray);
}

.what-is-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    align-items: center;
}

.what-is-content p {
    font-size: 16px;
    line-height: 1.8;
}

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

.what-is-image img {
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
}

@media (min-width: 768px) {
    .what-is-container {
        grid-template-columns: 1fr 1fr;
    }
    
    .what-is-image {
        order: 0;
    }
}

/* ===================================
   HOW IT WORKS
   =================================== */
.how-it-works {
    padding: 60px 0;
    background: var(--white);
}

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

.accordion-item {
    margin-bottom: 16px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.accordion-item:hover {
    box-shadow: var(--shadow-md);
}

.accordion-header {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    background: var(--accent-blue);
    color: var(--primary-blue);
    font-weight: 700;
    font-size: 16px;
    cursor: pointer;
    transition: var(--transition-fast);
    min-height: 48px;
}

.accordion-header:hover {
    background: var(--light-blue);
}

.accordion-title {
    flex: 1;
    text-align: left;
}

.accordion-icon {
    font-size: 24px;
    font-weight: 300;
    transition: var(--transition-fast);
}

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

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
    background: var(--white);
}

.accordion-content p {
    padding: 20px 24px;
    margin: 0;
    line-height: 1.8;
}

@media (min-width: 768px) {
    .accordion-header {
        padding: 24px 32px;
        font-size: 18px;
    }
}

/* ===================================
   REVIEWS SECTION
   =================================== */
.reviews {
    padding: 60px 0;
    background: linear-gradient(135deg, #F0F9FF 0%, #FFFFFF 100%);
}

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

.review-card {
    background: var(--white);
    padding: 30px;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
}

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

.review-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
}

.reviewer-photo {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--light-blue);
}

.reviewer-info h4 {
    margin-bottom: 4px;
    color: var(--primary-blue);
}

.reviewer-info p {
    margin: 0;
    font-size: 14px;
    color: var(--medium-gray);
}

.rating {
    color: var(--gold);
    font-size: 20px;
    margin-bottom: 12px;
}

.review-text {
    font-size: 15px;
    line-height: 1.7;
    font-style: italic;
    color: var(--dark-gray);
    margin-bottom: 12px;
}

.verified {
    display: inline-block;
    color: var(--success-green);
    font-size: 13px;
    font-weight: 600;
}

/* Review Animation */
.animate-slide-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.animate-slide-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.animate-slide-up.delay-1 {
    transition-delay: 0.2s;
}

.animate-slide-up.delay-2 {
    transition-delay: 0.4s;
}

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

@media (min-width: 1024px) {
    .reviews-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ===================================
   PRICING SECTION
   =================================== */
.pricing {
    padding: 60px 0;
    background: var(--white);
}

.section-subtitle {
    text-align: center;
    font-size: 18px;
    color: var(--medium-gray);
    margin-bottom: 2rem;
}

.countdown-timer {
    text-align: center;
    margin-bottom: 3rem;
}

.timer-text {
    font-size: 16px;
    font-weight: 700;
    color: var(--dark-gray);
    margin-bottom: 1rem;
}

.timer-display {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
}

.timer-box {
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    color: var(--white);
    padding: 16px 20px;
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 80px;
    box-shadow: var(--shadow-md);
}

.timer-box span:first-child {
    font-size: 32px;
    font-weight: 800;
    font-family: var(--font-display);
    line-height: 1;
}

.timer-label {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1px;
    margin-top: 4px;
    opacity: 0.9;
}

.timer-colon {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary-blue);
}

.pricing-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
    margin-bottom: 3rem;
}

.pricing-card {
    background: var(--white);
    border: 2px solid var(--light-gray);
    border-radius: 20px;
    padding: 30px 20px;
    text-align: center;
    transition: var(--transition-normal);
    position: relative;
}

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

.pricing-card.popular {
    border-color: var(--secondary-blue);
    background: linear-gradient(135deg, #EFF6FF 0%, #FFFFFF 100%);
    box-shadow: var(--shadow-lg);
}

.popular-badge {
    position: absolute;
    top: -16px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--gold), #F97316);
    color: var(--white);
    padding: 8px 24px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 1px;
    box-shadow: var(--shadow-md);
}

.card-label {
    display: inline-block;
    background: var(--primary-blue);
    color: var(--white);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.pricing-card h3 {
    font-size: 24px;
    margin-bottom: 0.5rem;
}

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

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

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

.price-display {
    margin-bottom: 1rem;
}

.per-bottle {
    font-size: 36px;
    font-weight: 800;
    color: var(--primary-blue);
    font-family: var(--font-display);
}

.per-text {
    font-size: 14px;
    font-weight: 600;
    color: var(--medium-gray);
}

.total-price {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 1rem;
}

.old-price {
    font-size: 20px;
    color: var(--medium-gray);
    text-decoration: line-through;
}

.new-price {
    font-size: 28px;
    font-weight: 800;
    color: var(--success-green);
    font-family: var(--font-display);
}

.bonus-badges {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 1.5rem;
}

.badge {
    background: linear-gradient(135deg, #DCFCE7, #BBF7D0);
    color: #065F46;
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 700;
}

.add-to-cart-btn {
    display: block;
    margin: 1.5rem 0;
    transition: var(--transition-normal);
}

.add-to-cart-btn:hover,
.add-to-cart-btn:active {
    transform: scale(1.05);
}

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

.add-to-cart-btn img {
    max-width: 200px;
    margin: 0 auto;
}

.payment-logos img {
    max-width: 250px;
    margin: 1rem auto 0;
    opacity: 0.8;
}

.rating-display {
    text-align: center;
    margin-top: 2rem;
}

.rating-display img {
    max-width: 200px;
    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);
    }
}

@media (min-width: 768px) {
    .timer-box {
        min-width: 100px;
        padding: 20px 24px;
    }
    
    .timer-box span:first-child {
        font-size: 40px;
    }
}

/* ===================================
   BONUS SECTION
   =================================== */
.bonuses {
    padding: 60px 0;
    background: var(--light-gray);
}

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

.bonus-card {
    background: var(--white);
    padding: 30px;
    border-radius: 16px;
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
}

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

.bonus-card img {
    max-width: 200px;
    margin: 0 auto 1.5rem;
    border-radius: 12px;
}

.bonus-card h3 {
    margin-bottom: 1rem;
    color: var(--primary-blue);
}

.bonus-card p {
    font-size: 15px;
    line-height: 1.7;
}

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

/* ===================================
   INGREDIENTS SECTION
   =================================== */
.ingredients {
    padding: 60px 0;
    background: var(--white);
}

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

.ingredient-card {
    background: var(--light-gray);
    padding: 24px;
    border-radius: 12px;
    border-left: 4px solid var(--secondary-blue);
    transition: var(--transition-normal);
}

.ingredient-card:hover {
    background: var(--accent-blue);
    transform: translateX(5px);
    box-shadow: var(--shadow-md);
}

.ingredient-card h4 {
    color: var(--primary-blue);
    margin-bottom: 0.75rem;
}

.ingredient-card p {
    font-size: 14px;
    line-height: 1.7;
    margin: 0;
}

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

/* ===================================
   SCIENTIFIC EVIDENCE
   =================================== */
.scientific-evidence {
    padding: 60px 0;
    background: var(--light-gray);
}

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

.evidence-content > p {
    text-align: center;
    font-size: 17px;
    margin-bottom: 3rem;
    color: var(--dark-gray);
}

.evidence-sections {
    display: grid;
    gap: 24px;
}

.evidence-item {
    background: var(--white);
    padding: 28px;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    border-top: 4px solid var(--secondary-blue);
}

.evidence-item h4 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.evidence-item p {
    font-size: 15px;
    line-height: 1.8;
    margin: 0;
}

/* ===================================
   FORMULATED SECTION
   =================================== */
.formulated {
    padding: 60px 0;
    background: var(--white);
}

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

.step-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 16px;
    text-align: center;
    box-shadow: var(--shadow-md);
    border: 2px solid var(--light-gray);
    transition: var(--transition-normal);
    position: relative;
}

.step-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--light-blue);
}

.step-number {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 800;
    font-family: var(--font-display);
    box-shadow: var(--shadow-md);
}

.step-icon {
    font-size: 48px;
    margin: 1rem 0;
}

.step-card h3 {
    margin-bottom: 1rem;
}

.step-card p {
    font-size: 15px;
    line-height: 1.7;
}

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

@media (min-width: 1024px) {
    .formulation-steps {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ===================================
   GUARANTEE SECTION
   =================================== */
.guarantee {
    padding: 60px 0;
    background: linear-gradient(135deg, #F0F9FF 0%, #FFFFFF 100%);
}

.guarantee-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    align-items: center;
}

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

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

.guarantee-content .section-title {
    text-align: left;
}

.guarantee-content .section-title::after {
    margin: 1rem 0 2rem;
}

.guarantee-point {
    display: flex;
    gap: 16px;
    margin-bottom: 2rem;
}

.point-icon {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    background: var(--success-green);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 18px;
}

.point-content h4 {
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
}

.point-content p {
    font-size: 15px;
    line-height: 1.7;
    margin: 0;
}

@media (min-width: 768px) {
    .guarantee-container {
        grid-template-columns: 1fr 1.5fr;
    }
    
    .guarantee-content .section-title {
        text-align: left;
    }
}

/* ===================================
   BENEFITS SECTION
   =================================== */
.benefits {
    padding: 60px 0;
    background: var(--white);
}

.benefits-list {
    max-width: 800px;
    margin: 0 auto;
    display: grid;
    gap: 20px;
}

.benefit-item {
    display: flex;
    gap: 16px;
    padding: 20px;
    background: var(--light-gray);
    border-radius: 12px;
    transition: var(--transition-normal);
}

.benefit-item:hover {
    background: var(--accent-blue);
    transform: translateX(5px);
    box-shadow: var(--shadow-md);
}

.benefit-icon {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    background: var(--success-green);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 18px;
}

.benefit-text h4 {
    color: var(--primary-blue);
    margin-bottom: 0.25rem;
    font-size: 18px;
}

.benefit-text p {
    font-size: 14px;
    margin: 0;
    line-height: 1.6;
}

/* ===================================
   FAQ SECTION
   =================================== */
.faq {
    padding: 60px 0;
    background: var(--light-gray);
}

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

.faq-item {
    margin-bottom: 16px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    background: var(--white);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    background: var(--white);
    color: var(--primary-blue);
    font-weight: 700;
    font-size: 16px;
    text-align: left;
    cursor: pointer;
    transition: var(--transition-fast);
    min-height: 48px;
}

.faq-question:hover {
    background: var(--accent-blue);
}

.faq-icon {
    font-size: 24px;
    font-weight: 300;
    transition: var(--transition-fast);
    flex-shrink: 0;
    margin-left: 16px;
}

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

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

.faq-answer p {
    padding: 20px 24px;
    margin: 0;
    line-height: 1.8;
    font-size: 15px;
}

@media (min-width: 768px) {
    .faq-question {
        padding: 24px 32px;
        font-size: 18px;
    }
}

/* ===================================
   FINAL CTA SECTION
   =================================== */
.final-cta {
    padding: 60px 0;
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    color: var(--white);
}

.final-cta-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    align-items: center;
    text-align: center;
}

.final-cta-image img {
    max-width: 300px;
    margin: 0 auto;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.3));
}

.final-cta-text h2 {
    color: var(--white);
    margin-bottom: 2rem;
}

.final-pricing {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    margin-bottom: 2rem;
}

.final-old-price {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: line-through;
}

.final-new-price {
    font-size: 36px;
    font-weight: 800;
    color: var(--gold);
    font-family: var(--font-display);
}

.final-cta-button {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 18px 40px;
    background: var(--white);
    color: var(--primary-blue);
    border-radius: 50px;
    font-weight: 800;
    font-size: 20px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
    transition: var(--transition-normal);
}

.final-cta-button:hover,
.final-cta-button:active {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3);
}

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

.arrow {
    font-size: 24px;
    transition: var(--transition-fast);
}

.final-cta-button:hover .arrow {
    transform: translateX(5px);
}

.urgency-text {
    margin-top: 1.5rem;
    font-size: 16px;
    font-weight: 700;
    color: var(--gold);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

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

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

@media (min-width: 768px) {
    .final-cta-content {
        grid-template-columns: 1fr 1.5fr;
        text-align: left;
    }
    
    .final-pricing {
        align-items: flex-start;
    }
}

/* ===================================
   FOOTER
   =================================== */
.footer {
    padding: 60px 0 20px;
    background: var(--dark-gray);
    color: rgba(255, 255, 255, 0.8);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
    margin-bottom: 3rem;
}

.footer-column h4 {
    color: var(--white);
    margin-bottom: 1.5rem;
    font-size: 18px;
}

.footer-column ul {
    list-style: none;
}

.footer-column ul li {
    margin-bottom: 10px;
}

.footer-column ul li a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
    transition: var(--transition-fast);
}

.footer-column ul li a:hover {
    color: var(--light-blue);
    padding-left: 5px;
}

.social-icons {
    display: flex;
    gap: 16px;
    margin-top: 1rem;
}

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

.social-icons a:hover {
    background: var(--secondary-blue);
    color: var(--white);
    transform: translateY(-3px);
}

.footer-disclaimer {
    background: rgba(0, 0, 0, 0.2);
    padding: 24px;
    border-radius: 12px;
    margin-bottom: 2rem;
}

.footer-disclaimer p {
    font-size: 13px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.7);
    margin: 0;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
}

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

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

/* ===================================
   SCROLL TO TOP BUTTON
   =================================== */
.scroll-top-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
    z-index: 999;
    cursor: pointer;
}

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

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

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

/* ===================================
   PURCHASE NOTIFICATION
   =================================== */
.purchase-notification {
    position: fixed;
    bottom: -100px;
    left: 20px;
    background: var(--white);
    padding: 16px 20px;
    border-radius: 12px;
    box-shadow: var(--shadow-xl);
    display: flex;
    align-items: center;
    gap: 12px;
    z-index: 1000;
    transition: var(--transition-normal);
    max-width: calc(100% - 40px);
}

.purchase-notification.show {
    bottom: 20px;
    animation: slideInUp 0.5s ease;
}

.notification-icon {
    font-size: 24px;
}

.notification-text {
    flex: 1;
}

.notification-text strong {
    display: block;
    color: var(--primary-blue);
    font-size: 14px;
    margin-bottom: 2px;
}

.notification-text span {
    display: block;
    color: var(--medium-gray);
    font-size: 12px;
    margin-bottom: 2px;
}

.notification-text p {
    margin: 0;
    font-size: 13px;
    color: var(--dark-gray);
    font-weight: 600;
}

@keyframes slideInUp {
    from {
        transform: translateY(20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@media (min-width: 768px) {
    .purchase-notification {
        left: 30px;
        max-width: 350px;
    }
}

/* ===================================
   SECURITY SCRIPTS (Anti-copy/inspect)
   =================================== */
body {
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

/* ===================================
   ACCESSIBILITY & MOTION
   =================================== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* ===================================
   PRINT STYLES
   =================================== */
@media print {
    .nav-container,
    .hamburger,
    .mobile-menu,
    .scroll-top-btn,
    .purchase-notification {
        display: none !important;
    }
}