/* ==========================================================================
   Phytomem One - Stylesheet (Modern Gradient & Glassmorphism Theme)
   ========================================================================== */

/* 1. Google Fonts & Reset */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@700;800&family=Open+Sans:wght@400;600;700&display=swap');

:root {
    /* Color Palette - Option 2: Bold & Energetic / Light Red Theme */
    --primary: #ef4444; /* red-500 */
    --primary-light: #f87171; /* red-400 */
    --secondary: #e11d48; /* rose-600 */
    --secondary-light: #fb7185; /* rose-400 */
    --accent: #dc2626; /* red-600 */
    --accent-light: #ef4444;
    --success: #10b981;
    
    /* Backgrounds */
    --bg-dark: #fef8f8; /* Soft rosy white */
    --bg-dark-deep: #fee2e2; /* Light red/rose deep */
    --bg-card: rgba(255, 255, 255, 0.95); /* White cards */
    --bg-card-hover: rgba(255, 255, 255, 1);
    --bg-card-popular: rgba(254, 242, 242, 0.95); /* Rosy white for popular */
    
    /* Gradients */
    --primary-grad: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    --bg-grad-radial: radial-gradient(circle at 50% 50%, rgba(239, 68, 68, 0.08) 0%, transparent 80%);
    --popular-grad: linear-gradient(135deg, rgba(239, 68, 68, 0.08) 0%, rgba(225, 29, 72, 0.08) 100%);
    
    /* Glassmorphism Border & Shadows */
    --border-glass: rgba(239, 68, 68, 0.08);
    --border-glass-bright: rgba(239, 68, 68, 0.15);
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    --shadow-md: 0 10px 15px -3px rgba(220, 38, 38, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 20px 25px -5px rgba(220, 38, 38, 0.15), 0 10px 10px -5px rgba(0, 0, 0, 0.05);
    --shadow-primary: 0 8px 30px rgba(239, 68, 68, 0.2);
    --shadow-secondary: 0 8px 30px rgba(225, 29, 72, 0.2);
    
    /* Fonts */
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Open Sans', sans-serif;
    
    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
}

body {
    background-color: var(--bg-dark);
    color: #1f2937;
    font-family: var(--font-body);
    line-height: 1.7;
    overflow-x: hidden;
    background-image: radial-gradient(circle at 50% 0%, rgba(239, 68, 68, 0.08) 0%, transparent 60%),
                      radial-gradient(circle at 0% 40%, rgba(225, 29, 72, 0.03) 0%, transparent 40%),
                      radial-gradient(circle at 100% 80%, rgba(239, 68, 68, 0.03) 0%, transparent 45%);
    background-attachment: scroll;
}

/* Typography Mobile-First */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.25;
    letter-spacing: -0.02em;
    margin-bottom: 0.75rem;
    color: #111827;
}

h1 {
    font-size: 1.625rem; /* 26px */
    line-height: 1.2;
}

h2 {
    font-size: 1.375rem; /* 22px */
    text-align: center;
    position: relative;
    padding-bottom: 12px;
    margin-bottom: 2rem;
}

/* Elegant Heading Underline */
h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--primary-grad);
    border-radius: 2px;
}

h3 {
    font-size: 1.125rem; /* 18px */
    color: var(--secondary);
}

p {
    font-size: 1rem; /* 16px */
    color: #4b5563;
    margin-bottom: 1.25rem;
    max-width: 70ch;
}

strong {
    color: #111827;
    font-weight: 700;
}

a {
    color: var(--secondary-light);
    text-decoration: none;
    transition: var(--transition-fast);
}

a:hover {
    color: #ffffff;
}

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

/* Accessibility & Utility Classes */
.container {
    width: 100%;
    max-width: 1280px;
    margin-right: auto;
    margin-left: auto;
    padding-right: 1.25rem; /* 20px */
    padding-left: 1.25rem; /* 20px */
}

.text-gradient {
    background: var(--primary-grad);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

/* Grid System Mobile-First */
.grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.25rem;
}

/* Section Common Styles */
section {
    padding: 3.5rem 0; /* 56px */
    position: relative;
    border-bottom: 1px solid var(--border-glass);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    min-height: 3.125rem; /* 50px */
    padding: 0.75rem 2rem;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1rem;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    text-align: center;
    border: none;
    box-shadow: var(--shadow-sm);
    width: 100%;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--primary-grad);
    color: #ffffff;
    box-shadow: var(--shadow-primary);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.25), transparent);
    transition: 0.5s;
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-accent {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
    color: #070a13;
    box-shadow: 0 8px 35px rgba(245, 158, 11, 0.35);
}

.btn:hover {
    transform: translateY(-3px) scale(1.03);
    box-shadow: var(--shadow-secondary);
}

.btn:active {
    transform: translateY(-1px) scale(0.98);
}

/* Badge Alert style */
.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    border-radius: 50px;
    background: rgba(79, 70, 229, 0.2);
    border: 1px solid rgba(79, 70, 229, 0.4);
    color: var(--secondary-light);
    margin-bottom: 0.75rem;
}

/* Animations */
@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-12px) rotate(1.5deg); }
}

@keyframes pulseGlow {
    0%, 100% { box-shadow: 0 0 15px rgba(79, 70, 229, 0.3); }
    50% { box-shadow: 0 0 30px rgba(6, 182, 212, 0.6); }
}

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

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

.animate-pulse-glow {
    animation: pulseGlow 3s infinite;
}

.scroll-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.scroll-reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* 2. Section 1: Navigation Menu */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 248, 248, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-glass);
    transition: padding 0.3s ease;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 4.375rem; /* 70px */
}

/* Compressed Nav style */
header.compressed {
    background: rgba(254, 242, 242, 0.95);
}

header.compressed .nav-container {
    height: 3.5rem; /* 56px */
}

.logo-wrapper {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-img {
    height: 36px;
    width: auto;
    object-fit: contain;
    border-radius: 8px;
    border: 1px solid rgba(239, 68, 68, 0.15);
}

.logo-text {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.25rem;
    color: #111827;
    letter-spacing: -0.03em;
}

.nav-links {
    display: none; /* Hide on mobile by default */
}

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

/* Mobile Hamburger Menu */
.hamburger {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 20px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1010;
}

.hamburger span {
    width: 100%;
    height: 3px;
    background-color: var(--primary);
    border-radius: 3px;
    transition: all 0.3s ease;
}

/* Hamburger active states */
.hamburger.open span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.open span:nth-child(2) {
    opacity: 0;
}

.hamburger.open span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* Drawer Menu (Mobile Slide-in) */
.mobile-drawer {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background: rgba(254, 242, 242, 0.98);
    border-left: 1px solid var(--border-glass);
    z-index: 999;
    padding: 6.25rem 2rem 2rem 2rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
    transition: right 0.4s cubic-bezier(0.77, 0.2, 0.05, 1);
    box-shadow: -10px 0 30px rgba(220, 38, 38, 0.05);
}

.mobile-drawer.active {
    right: 0;
}

.mobile-nav-link {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 700;
    color: #1f2937;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-glass);
}

.mobile-drawer .btn {
    margin-top: auto;
}

/* 3. Section 2: Hero Section */
.hero-section {
    padding-top: 6.5rem; /* Space for sticky header */
}

.hero-grid {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}

.hero-img-box {
    width: 100%;
    max-width: 280px;
    display: flex;
    justify-content: center;
    position: relative;
}

.hero-img-box::before {
    content: '';
    position: absolute;
    width: 250px;
    height: 250px;
    background: radial-gradient(circle, rgba(239, 68, 68, 0.15) 0%, transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: -1;
}

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

.hero-description {
    margin-top: 1rem;
    color: #9ca3af;
    text-align: center;
}

.hero-cta-wrapper {
    margin-top: 1.5rem;
}

/* 4. Section 3: Why Choose Us */
.why-choose-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-top: 2rem;
}

.why-card {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: 20px;
    padding: 2rem 1.5rem;
    text-align: center;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.why-icon-box {
    width: 64px;
    height: 64px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
    border: 1px solid var(--border-glass-bright);
}

.why-icon {
    width: 48px;
    height: 48px;
    object-fit: contain;
}

.why-card-title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.1rem;
    color: #111827;
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.why-card-text {
    font-size: 0.925rem;
    color: #9ca3af;
    line-height: 1.6;
}

/* Hover effects for Why Choose Us Cards */
.why-card:hover {
    transform: scale(1.05) rotate(2deg);
    border-color: var(--secondary-light);
    box-shadow: var(--shadow-secondary);
    background: var(--bg-card-hover);
}

/* 5. Section 4: What is Product */
.what-is-grid {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
    align-items: center;
}

.what-is-img-box {
    width: 100%;
    max-width: 320px;
    border-radius: 24px;
    overflow: hidden;
    border: 1px solid var(--border-glass-bright);
    box-shadow: var(--shadow-lg);
}

.what-is-content h2 {
    text-align: left;
}

.what-is-content h2::after {
    left: 0;
    transform: none;
}

/* 6. Section 5: How It Works Accordion */
.accordion-wrapper {
    max-width: 800px;
    margin: 2rem auto 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.accordion-item {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.accordion-header {
    width: 100%;
    min-height: 3.25rem; /* 52px */
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: transparent;
    border: none;
    cursor: pointer;
    text-align: left;
}

.accordion-title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.05rem;
    color: #111827;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.accordion-icon {
    width: 24px;
    height: 24px;
    color: var(--primary);
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0, 1, 0, 1);
    padding: 0 1.5rem;
    background: rgba(239, 68, 68, 0.02);
}

.accordion-content-inner {
    padding: 1rem 0 1.5rem 0;
    border-top: 1px solid var(--border-glass);
}

.accordion-content-inner p {
    margin-bottom: 0;
    font-size: 0.95rem;
    line-height: 1.7;
    color: #4b5563;
}

/* Active Accordion State */
.accordion-item.active {
    border-color: var(--primary);
    box-shadow: 0 0 15px rgba(239, 68, 68, 0.1);
    background: var(--bg-card-hover);
}

.accordion-item.active .accordion-icon {
    transform: rotate(180deg);
}

.accordion-item.active .accordion-content {
    max-height: 1000px;
    transition: max-height 0.6s cubic-bezier(1, 0, 1, 0);
}

/* 7. Section 6: Customer Reviews */
.reviews-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-top: 2rem;
}

.review-card {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: 24px;
    padding: 2rem 1.5rem;
    position: relative;
    display: flex;
    flex-direction: column;
}

.review-user-info {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.25rem;
}

.review-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--secondary);
}

.review-meta h4 {
    margin-bottom: 0.25rem;
    color: #111827;
    font-size: 1rem;
}

.review-meta span {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.review-stars {
    height: 18px;
    width: auto;
    object-fit: contain;
    margin-bottom: 1rem;
    display: inline-block;
}

.review-text {
    font-size: 0.95rem;
    line-height: 1.6;
    color: #4b5563;
    font-style: italic;
    margin-bottom: 0;
}

/* 8. Section 7 & 13: Pricing Sections */
.pricing-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.timer-box {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid rgba(239, 68, 68, 0.4);
    border-radius: 16px;
    padding: 0.75rem 2.5rem;
    margin-top: 1rem;
    animation: pulseGlow 2s infinite;
}

.timer-title {
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    color: #ef4444;
    letter-spacing: 0.1em;
    margin-bottom: 0.25rem;
}

.countdown-display {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 800;
    color: #ef4444;
    letter-spacing: 0.05em;
}

.pricing-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.5rem;
    margin-top: 2rem;
    align-items: stretch;
}

.price-card {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: 28px;
    padding: 2.5rem 1.5rem 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    transition: all 0.3s ease;
}

.price-card-label {
    position: absolute;
    top: -15px;
    background: var(--primary-grad);
    color: #ffffff;
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: 800;
    padding: 0.35rem 1.5rem;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.price-card-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    color: #111827;
    margin-bottom: 0.25rem;
    text-align: center;
}

.price-card-sub {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.price-img {
    height: 180px;
    width: auto;
    object-fit: contain;
    margin-bottom: 1.5rem;
    transition: transform 0.3s ease;
}

.price-box {
    text-align: center;
    margin-bottom: 1.5rem;
}

.price-label-per {
    font-size: 2.75rem;
    font-weight: 800;
    font-family: var(--font-heading);
    color: #111827;
    line-height: 1;
}

.price-label-per span {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-muted);
}

.price-strikethrough {
    font-size: 1.125rem;
    color: #ef4444;
    text-decoration: line-through;
    margin-right: 0.5rem;
}

.price-total {
    font-size: 1.25rem;
    color: var(--success);
    font-weight: 700;
}

/* Badges inside Card */
.price-card-badges {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    width: 100%;
    margin-bottom: 1.5rem;
}

.price-card-badge {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background: rgba(16, 185, 129, 0.12);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: var(--success);
    font-size: 0.825rem;
    font-weight: 700;
    padding: 0.5rem 1rem;
    border-radius: 12px;
}

.price-card-badge-bonus {
    background: rgba(245, 158, 11, 0.12);
    border: 1px solid rgba(245, 158, 11, 0.3);
    color: var(--accent-light);
}

/* Button style with ATC overlay */
.atc-btn-wrapper {
    width: 100%;
    max-width: 240px;
    margin: 1.25rem auto;
    position: relative;
}

.btn-atc-icon {
    height: 18px;
    width: auto;
    object-fit: contain;
    display: inline-block;
    flex-shrink: 0;
}

.payment-logos {
    max-width: 100%;
    height: 26px;
    object-fit: contain;
    opacity: 0.8;
}

/* Highlight POPULAR Card */
.price-card.popular {
    background: var(--bg-card-popular);
    border: 2px solid var(--secondary);
    box-shadow: var(--shadow-primary);
    transform: scale(1.02);
}

.price-card.popular .price-card-label {
    background: var(--primary-grad);
    box-shadow: 0 4px 10px rgba(239, 68, 68, 0.3);
}

.price-card.popular:hover {
    transform: translateY(-5px) scale(1.04);
}

.price-card:hover {
    transform: translateY(-5px);
    border-color: var(--border-glass-bright);
}

.pricing-rating-footer {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: 3rem;
    gap: 0.5rem;
}

.pricing-rating-img {
    height: 24px;
    width: auto;
    object-fit: contain;
}

.pricing-rating-text {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* 9. Section 8: Bonus Section */
.bonus-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-top: 2rem;
}

.bonus-card {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: 24px;
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.bonus-card::after {
    content: '';
    position: absolute;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(239, 68, 68, 0.08) 0%, transparent 70%);
    bottom: -100px;
    right: -100px;
    z-index: -1;
}

.bonus-tag {
    background: var(--accent);
    color: #ffffff;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 0.75rem;
    padding: 0.25rem 1rem;
    border-radius: 50px;
    text-transform: uppercase;
    margin-bottom: 1.25rem;
}

.bonus-img-wrapper {
    height: 160px;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 1.5rem;
}

.bonus-img {
    max-height: 100%;
    width: auto;
    object-fit: contain;
    border-radius: 12px;
}

.bonus-title {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 800;
    color: #111827;
    margin-bottom: 0.75rem;
}

.bonus-desc {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 0;
}

/* 10. Section 9: Ingredients */
.ingredients-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-top: 2rem;
}

.ingredient-card {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: 20px;
    padding: 1.75rem;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.ingredient-name {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    color: var(--secondary);
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.ingredient-desc {
    font-size: 0.925rem;
    color: #4b5563;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.ingredient-benefits {
    margin-top: auto;
    background: rgba(239, 68, 68, 0.02);
    padding: 0.75rem 1rem;
    border-radius: 12px;
    border: 1px solid rgba(239, 68, 68, 0.08);
}

.ingredient-benefits h5 {
    font-family: var(--font-heading);
    font-size: 0.8rem;
    color: #374151;
    text-transform: uppercase;
    margin-bottom: 0.35rem;
    letter-spacing: 0.05em;
}

.ingredient-benefits p {
    font-size: 0.875rem;
    color: var(--secondary);
    margin-bottom: 0;
    font-weight: 600;
}

.ingredient-card:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
    background: var(--bg-card-hover);
}

/* 11. Section 10: Scientific Evidence Collapsible */
.science-wrapper {
    max-width: 900px;
    margin: 2rem auto 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.science-item {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.science-header {
    width: 100%;
    min-height: 3.5rem;
    padding: 1.25rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: transparent;
    border: none;
    cursor: pointer;
    text-align: left;
}

.science-title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.05rem;
    color: #111827;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.science-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0, 1, 0, 1);
    padding: 0 1.5rem;
    background: rgba(239, 68, 68, 0.02);
}

.science-content-inner {
    padding: 1.25rem 0 1.5rem 0;
    border-top: 1px solid var(--border-glass);
}

.science-content-inner p {
    font-size: 0.925rem;
    line-height: 1.7;
    color: #4b5563;
    margin-bottom: 1rem;
}

.science-reference {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
    font-size: 0.825rem;
    color: var(--text-muted);
}

.science-tag {
    background: rgba(239, 68, 68, 0.08);
    border: 1px solid rgba(239, 68, 68, 0.15);
    color: var(--secondary);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-weight: 700;
}

.science-item.active {
    border-color: var(--primary);
}

.science-item.active .science-content {
    max-height: 1000px;
    transition: max-height 0.6s cubic-bezier(1, 0, 1, 0);
}

/* 12. Section 11: Money Back Guarantee */
.guarantee-box {
    background: var(--bg-card);
    border: 2px dashed rgba(239, 68, 68, 0.4);
    border-radius: 28px;
    padding: 2.5rem 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.guarantee-img-box {
    max-width: 150px;
    display: flex;
    justify-content: center;
}

.guarantee-img {
    max-width: 100%;
    height: auto;
}

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

.guarantee-points {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    margin-top: 2rem;
    text-align: left;
}

.guarantee-point {
    display: flex;
    gap: 1rem;
}

.guarantee-point-icon {
    width: 24px;
    height: 24px;
    color: var(--accent);
    flex-shrink: 0;
    margin-top: 0.2rem;
}

.guarantee-point-title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.05rem;
    color: #111827;
    margin-bottom: 0.25rem;
}

.guarantee-point-desc {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 0;
}

/* 13. Section 12: Benefits List */
.benefits-wrapper {
    max-width: 800px;
    margin: 2rem auto 0 auto;
}

.benefits-list {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.benefit-item {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: 16px;
    padding: 1.25rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 1.25rem;
    transition: all 0.3s ease;
}

.benefit-item:hover {
    transform: translateX(10px);
    border-color: var(--secondary-light);
    background: var(--bg-card-hover);
}

.benefit-check {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: rgba(16, 185, 129, 0.15);
    border: 1px solid rgba(16, 185, 129, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--success);
    flex-shrink: 0;
}

.benefit-text {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.05rem;
    color: #111827;
}

/* 14. Section 14: FAQ Section */
.faq-wrapper {
    max-width: 800px;
    margin: 2rem auto 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-header {
    width: 100%;
    min-height: 3.5rem;
    padding: 1.25rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: transparent;
    border: none;
    cursor: pointer;
    text-align: left;
}

.faq-question {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.05rem;
    color: #111827;
}

.faq-icon {
    width: 20px;
    height: 20px;
    color: var(--primary);
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0, 1, 0, 1);
    padding: 0 1.5rem;
    background: rgba(239, 68, 68, 0.02);
}

.faq-answer-inner {
    padding: 1.25rem 0 1.5rem 0;
    border-top: 1px solid var(--border-glass);
}

.faq-answer-inner p {
    margin-bottom: 0;
    font-size: 0.95rem;
    line-height: 1.7;
    color: #4b5563;
}

.faq-item.active {
    border-color: var(--primary);
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

.faq-item.active .faq-answer {
    max-height: 1000px;
    transition: max-height 0.6s cubic-bezier(1, 0, 1, 0);
}

/* 15. Section 15: Final CTA */
.final-cta-section {
    background-image: linear-gradient(180deg, var(--bg-dark) 0%, rgba(239, 68, 68, 0.06) 100%);
    text-align: center;
}

.final-cta-box {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.final-cta-img-box {
    max-width: 260px;
    margin-bottom: 2rem;
}

.final-cta-headline {
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
}

.final-cta-price-box {
    margin-bottom: 2rem;
}

.final-cta-regular {
    font-size: 1.125rem;
    color: #ef4444;
    text-decoration: line-through;
    margin-right: 0.75rem;
}

.final-cta-special {
    font-size: 1.75rem;
    color: var(--success);
    font-weight: 800;
}

/* 16. Section 16: Footer */
footer {
    background-color: var(--bg-dark-deep);
    padding: 4rem 0 2rem 0;
    border-top: 1px solid var(--border-glass);
}

.footer-grid {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    text-align: center;
}

.footer-logo-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.footer-legal-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem;
    margin: 1rem 0;
}

.legal-link {
    font-size: 0.875rem;
    color: var(--text-muted);
    transition: var(--transition-fast);
}

.legal-link:hover {
    color: #ffffff;
}

.link-separator {
    color: var(--border-glass);
}

.footer-disclaimer-text {
    font-size: 0.75rem;
    color: #52525b;
    line-height: 1.6;
    margin-bottom: 1.5rem;
    max-width: 1000px;
    text-align: justify;
}

.social-icons {
    display: flex;
    gap: 1.25rem;
    margin-bottom: 1.5rem;
}

.social-icon-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-glass);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    transition: all 0.3s ease;
}

.social-icon-btn svg {
    width: 18px;
    height: 18px;
}

.social-icon-btn:hover {
    color: #ffffff;
    background: var(--primary-grad);
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.3);
}

.copyright-text {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* 17. Special Features */

/* Scroll To Top Button */
.scroll-top-btn {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--primary-grad);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 99;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: var(--shadow-secondary);
}

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

.scroll-top-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 10px 25px rgba(6, 182, 212, 0.5);
}

.scroll-top-btn svg {
    width: 24px;
    height: 24px;
}

/* Purchase Notification Popup (Toast) */
.toast-notification {
    position: fixed;
    bottom: 20px;
    left: 20px;
    width: calc(100% - 40px);
    max-width: 320px;
    background: rgba(255, 255, 255, 0.98);
    border: 1px solid var(--border-glass-bright);
    border-radius: 16px;
    padding: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    z-index: 1001;
    transform: translateY(150px);
    opacity: 0;
    transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 10px 30px rgba(220, 38, 38, 0.08);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.toast-notification.active {
    transform: translateY(0);
    opacity: 1;
}

.toast-img-wrapper {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.toast-img {
    height: 40px;
    width: auto;
    object-fit: contain;
}

.toast-content {
    flex-grow: 1;
}

.toast-title {
    font-size: 0.85rem;
    font-weight: 700;
    color: #111827;
    margin-bottom: 0.15rem;
}

.toast-desc {
    font-size: 0.775rem;
    color: var(--text-muted);
    margin-bottom: 0.15rem;
}

.toast-time {
    font-size: 0.7rem;
    color: var(--success);
    font-weight: 700;
}

/* Exit Intent / Delay Modal Popup */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s ease;
    padding: 1.25rem;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-container {
    background: #fdf8f8;
    border: 1px solid var(--border-glass-bright);
    border-radius: 24px;
    width: 100%;
    max-width: 500px;
    position: relative;
    overflow: hidden;
    transform: scale(0.9);
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 25px 50px -12px rgba(220, 38, 38, 0.1);
}

.modal-overlay.active .modal-container {
    transform: scale(1);
}

/* Close Button redirects to affiliate link! */
.modal-close-btn {
    position: absolute;
    top: 15px;
    right: 15px;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-glass);
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    font-size: 0.95rem;
    font-weight: 700;
    transition: var(--transition-fast);
}

.modal-close-btn:hover {
    color: #ffffff;
    background: rgba(239, 68, 68, 0.2);
    border-color: rgba(239, 68, 68, 0.4);
}

.modal-body {
    padding: 2.5rem 2rem 2rem 2rem;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.modal-badge {
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #ef4444;
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: 800;
    padding: 0.35rem 1.25rem;
    border-radius: 50px;
    text-transform: uppercase;
    margin-bottom: 1.25rem;
}

.modal-title {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.5rem;
    color: #111827;
    margin-bottom: 0.75rem;
    line-height: 1.3;
}

.modal-desc {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.modal-img-box {
    max-width: 160px;
    margin-bottom: 1.5rem;
}

.modal-pricing {
    margin-bottom: 1.5rem;
}

.modal-price-original {
    font-size: 1rem;
    color: #ef4444;
    text-decoration: line-through;
    margin-right: 0.5rem;
}

.modal-price-now {
    font-size: 1.5rem;
    color: var(--success);
    font-weight: 800;
}

/* Reduced Motion Settings */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-delay: 0s !important;
        animation-duration: 0s !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0s !important;
        scroll-behavior: auto !important;
    }
    .animate-float {
        transform: none !important;
        animation: none !important;
    }
}

/* ==========================================================================
   Media Queries (Responsive Layouts)
   ========================================================================== */

/* 1. Small phones (320px) */
@media (min-width: 320px) {
    html {
        font-size: 16px;
    }
}

/* 2. Phones (480px) */
@media (min-width: 480px) {
    h1 {
        font-size: 1.75rem;
    }
    h2 {
        font-size: 1.5rem;
    }
}

/* 3. Large phones / Small tablets (576px) */
@media (min-width: 576px) {
    h1 {
        font-size: 2rem;
    }
    h2 {
        font-size: 1.75rem;
    }
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    .pricing-grid .price-card.popular {
        grid-column: span 2;
        transform: none;
    }
    .pricing-grid .price-card.popular:hover {
        transform: translateY(-5px);
    }
}

/* 4. Tablets (768px) */
@media (min-width: 768px) {
    section {
        padding: 5rem 0; /* Larger padding on desktop */
    }
    h1 {
        font-size: 2.25rem; /* 36px */
    }
    h2 {
        font-size: 2rem; /* 32px */
    }
    .btn {
        width: auto; /* Buttons auto size on desktop */
        padding: 0.85rem 2.5rem;
    }
    
    /* Navigation Desktop */
    .hamburger {
        display: none;
    }
    .mobile-drawer {
        display: none;
    }
    .nav-links {
        display: flex;
        align-items: center;
        gap: 2rem;
    }
    .nav-link {
        font-family: var(--font-heading);
        font-weight: 700;
        font-size: 0.95rem;
        color: #4b5563;
        transition: var(--transition-fast);
    }
    .nav-link:hover {
        color: var(--primary);
    }
    .nav-cta-desktop {
        display: block;
    }
    .nav-cta-desktop .btn {
        min-height: 2.5rem;
        padding: 0.5rem 1.5rem;
        font-size: 0.875rem;
    }

    /* Hero Section Split Layout */
    .hero-grid {
        flex-direction: row;
        justify-content: space-between;
        gap: 4rem;
        text-align: left;
    }
    .hero-content {
        text-align: left;
        flex: 1;
    }
    .hero-img-box {
        max-width: 320px;
        flex-shrink: 0;
    }
    .hero-description {
        text-align: left;
    }
    
    /* Why Choose Us Cards 2x2 grid */
    .why-choose-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* What is Section Split Layout */
    .what-is-grid {
        flex-direction: row;
        justify-content: space-between;
        gap: 4rem;
    }
    .what-is-content {
        flex: 1;
    }
    .what-is-img-box {
        max-width: 350px;
        flex-shrink: 0;
    }
    
    /* Customer Reviews 2 columns */
    .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Pricing 2 columns or 3 columns adjustment */
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Bonus Section side by side */
    .bonus-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Ingredients grid 2 columns */
    .ingredients-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Guarantee Split Layout */
    .guarantee-box {
        flex-direction: row;
        padding: 4rem 3rem;
    }
    .guarantee-img-box {
        max-width: 180px;
    }
    .guarantee-content {
        text-align: left;
    }
}

/* 5. Small laptops (1024px) */
@media (min-width: 1024px) {
    h1 {
        font-size: 2.75rem; /* 44px */
    }
    
    /* Why Choose Us Cards 4 columns */
    .why-choose-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    /* Pricing Cards 3 columns */
    .pricing-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 2rem;
    }
    .pricing-grid .price-card.popular {
        grid-column: span 1;
        transform: scale(1.06);
    }
    .pricing-grid .price-card.popular:hover {
        transform: translateY(-8px) scale(1.08);
    }
    
    /* Reviews 3 columns */
    .reviews-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    /* Ingredients grid 3 columns */
    .ingredients-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    /* Bonus Grid 3 columns */
    .bonus-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    /* Footer columns split */
    .footer-grid {
        flex-direction: row;
        justify-content: space-between;
        align-items: flex-start;
        text-align: left;
    }
    .footer-logo-box {
        align-items: flex-start;
    }
    .footer-legal-links {
        justify-content: flex-start;
    }
}

/* 6. Desktop (1440px) */
@media (min-width: 1440px) {
    h1 {
        font-size: 3rem; /* 48px */
    }
}