/* ============================================
   POTENTSTREAM LANDING PAGE - MAIN STYLES
   ============================================ */

:root {
    /* Primary Colors - Modern Gradient */
    --primary: #4F46E5;
    --primary-dark: #4338CA;
    --primary-light: #6366F1;
    --secondary: #06B6D4;
    --secondary-dark: #0891B2;
    --secondary-light: #22D3EE;
    
    /* Neutral Colors */
    --dark: #1a202c;
    --dark-light: #2d3748;
    --light: #f7fafc;
    --light-dark: #edf2f7;
    --gray: #718096;
    --gray-light: #cbd5e0;
    
    /* Accent Colors */
    --success: #10B981;
    --warning: #F59E0B;
    --danger: #EF4444;
    --info: #3B82F6;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s ease-out;
    
    /* Z-Index */
    --z-mobile-menu: 1000;
    --z-header: 999;
    --z-notification: 1001;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */

h1, h2, h3, h4, h5, h6 {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--dark);
}

h1 {
    font-size: 2.5rem;
    letter-spacing: -0.02em;
}

h2 {
    font-size: 2rem;
    letter-spacing: -0.01em;
}

h3 {
    font-size: 1.5rem;
}

h4 {
    font-size: 1.25rem;
}

p {
    font-size: 1rem;
    line-height: 1.75;
    color: var(--gray);
    margin-bottom: 1rem;
}

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

a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* ============================================
   CONTAINER & LAYOUT
   ============================================ */

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding-left: 2rem;
    padding-right: 2rem;
    width: 100%;
    box-sizing: border-box;
}

/* Prevent horizontal scroll - critical fix */
html, body {
    overflow-x: hidden;
    width: 100%;
    max-width: 100%;
}

main {
    width: 100%;
    overflow-x: hidden;
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
    font-family: 'Poppins', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    padding: 0.875rem 2rem;
    border: none;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 3rem;
    gap: 0.5rem;
    white-space: nowrap;
}

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

.btn:active {
    transform: translateY(0);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--secondary-dark) 100%);
}

.btn-large {
    font-size: 1.125rem;
    padding: 1.25rem 3rem;
    min-height: 3.5rem;
    border-radius: 0.75rem;
}

.btn-block {
    width: 100%;
}

.btn-cta {
    background: linear-gradient(135deg, var(--secondary) 0%, var(--primary) 100%);
    font-size: 1.25rem;
    padding: 1.5rem 3rem;
    min-height: 4rem;
    box-shadow: 0 15px 35px rgba(79, 70, 229, 0.3);
}

.btn-cta:hover {
    box-shadow: 0 20px 45px rgba(79, 70, 229, 0.4);
}

/* ============================================
   NAVIGATION HEADER
   ============================================ */

.navbar {
    background: white;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    position: relative;
    z-index: var(--z-header);
}

.navbar.navbar-sticky {
    position: sticky;
    top: 0;
}

.navbar-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.navbar-brand .brand-logo {
    font-size: 1.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 0;
}

.navbar-menu {
    display: flex;
    gap: 2rem;
    flex: 1;
}

.nav-link {
    font-weight: 500;
    color: var(--dark);
    font-size: 0.95rem;
    position: relative;
    transition: var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    transition: width 0.3s ease;
}

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

.nav-cta-btn {
    min-height: 2.75rem;
    padding: 0.75rem 1.5rem;
    font-size: 0.95rem;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    min-width: 44px;
    min-height: 44px;
    align-items: center;
    justify-content: center;
}

.hamburger span {
    width: 24px;
    height: 2px;
    background: var(--dark);
    border-radius: 2px;
    transition: var(--transition-fast);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(10px, 10px);
}

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

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(8px, -8px);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100vh;
    background: white;
    z-index: calc(var(--z-header) - 1);
    transition: left 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    padding: 6rem 2rem 2rem;
    gap: 1.5rem;
    overflow-y: auto;
}

.mobile-menu.active {
    left: 0;
}

.mobile-nav-link {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--dark);
    padding: 1rem 0;
    border-bottom: 1px solid var(--light-dark);
}

.mobile-cta-btn {
    margin-top: auto;
    width: 100%;
    min-height: 3.5rem;
}

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

.hero-section {
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.05) 0%, rgba(6, 182, 212, 0.05) 100%);
    padding: 4rem 0;
    overflow: hidden;
    position: relative;
    width: 100%;
    box-sizing: border-box;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(79, 70, 229, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero-container {
    display: flex;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
    width: 100%;
    box-sizing: border-box;
}

.hero-image-wrapper {
    flex: 1;
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-bottle-animation {
    animation: bottleFloat 3s ease-in-out infinite;
    perspective: 1000px;
}

@keyframes bottleFloat {
    0% {
        transform: translateY(0px) rotateZ(-2deg);
    }
    50% {
        transform: translateY(-30px) rotateZ(2deg);
    }
    100% {
        transform: translateY(0px) rotateZ(-2deg);
    }
}

.hero-image {
    max-width: 100%;
    height: auto;
    filter: drop-shadow(0 20px 40px rgba(79, 70, 229, 0.2));
}

.hero-content {
    flex: 1;
    animation: slideInRight 0.8s ease-out 0.2s both;
}

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

.hero-title {
    font-size: 2.75rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--dark);
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.hero-description {
    font-size: 1rem;
    color: var(--gray);
    margin-bottom: 1.5rem;
    line-height: 1.75;
}

.hero-benefits-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin: 2rem 0;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 500;
    color: var(--dark);
}

.benefit-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    background: linear-gradient(135deg, var(--success) 0%, var(--primary) 100%);
    color: white;
    border-radius: 50%;
    font-weight: bold;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.hero-guarantee {
    font-size: 0.95rem;
    color: var(--dark);
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 2px solid var(--light-dark);
    font-weight: 500;
}

/* ============================================
   SECTIONS GENERAL STYLES
   ============================================ */

section {
    padding: 4rem 0;
    width: 100%;
    overflow-x: hidden;
    box-sizing: border-box;
}

.section-title {
    font-size: 2.25rem;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--dark);
    padding: 0 1rem;
    word-break: break-word;
}

.section-subtitle {
    font-size: 1.125rem;
    text-align: center;
    color: var(--gray);
    margin-bottom: 3rem;
    padding: 0 1rem;
    word-break: break-word;
}

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

.why-choose-section {
    background: white;
    width: 100%;
    overflow-x: hidden;
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    padding: 0 1rem;
    max-width: 1280px;
    margin: 0 auto;
}

.trust-card {
    background: linear-gradient(135deg, white 0%, rgba(79, 70, 229, 0.05) 100%);
    border: 2px solid var(--light-dark);
    border-radius: 1rem;
    padding: 2.5rem 2rem;
    text-align: center;
    transition: var(--transition);
    animation: slideUp 0.6s ease-out backwards;
    word-break: break-word;
}

.trust-card:nth-child(1) { animation-delay: 0.1s; }
.trust-card:nth-child(2) { animation-delay: 0.2s; }
.trust-card:nth-child(3) { animation-delay: 0.3s; }
.trust-card:nth-child(4) { animation-delay: 0.4s; }

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

.trust-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.trust-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    display: inline-block;
}

.trust-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    color: var(--dark);
}

.trust-card p {
    font-size: 0.95rem;
    color: var(--gray);
}

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

.what-is-section {
    background: linear-gradient(180deg, white 0%, rgba(79, 70, 229, 0.03) 100%);
    width: 100%;
    overflow-x: hidden;
}

.what-is-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
    width: 100%;
    box-sizing: border-box;
}

.what-is-text p {
    animation: fadeInUp 0.6s ease-out backwards;
    word-break: break-word;
}

.what-is-text p:nth-of-type(1) { animation-delay: 0.1s; }
.what-is-text p:nth-of-type(2) { animation-delay: 0.2s; }
.what-is-text p:nth-of-type(3) { animation-delay: 0.3s; }
.what-is-text p:nth-of-type(4) { animation-delay: 0.4s; }
.what-is-text p:nth-of-type(5) { animation-delay: 0.5s; }

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

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

.what-is-image img {
    max-width: 100%;
    height: auto;
    filter: drop-shadow(0 20px 40px rgba(79, 70, 229, 0.15));
    animation: scaleIn 0.8s ease-out;
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

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

.how-it-works-section {
    background: white;
}

.accordion-container {
    max-width: 800px;
    margin: 0 auto;
}

.accordion-item {
    border: 2px solid var(--light-dark);
    border-radius: 0.75rem;
    margin-bottom: 1.5rem;
    overflow: hidden;
    transition: var(--transition);
}

.accordion-item:hover {
    border-color: var(--primary);
}

.accordion-header {
    width: 100%;
    padding: 1.5rem;
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.03) 0%, rgba(6, 182, 212, 0.03) 100%);
    border: none;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    font-size: 1.125rem;
    color: var(--dark);
    transition: var(--transition);
    min-height: 3rem;
}

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

.accordion-icon {
    font-size: 1.5rem;
    transition: transform 0.3s ease;
    color: var(--primary);
}

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

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    background: white;
}

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

.accordion-content p {
    padding: 1.5rem;
    margin: 0;
    color: var(--gray);
    line-height: 1.75;
}

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

.reviews-section {
    background: linear-gradient(180deg, rgba(79, 70, 229, 0.05) 0%, white 100%);
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
}

.review-card {
    background: white;
    border-radius: 1.25rem;
    padding: 2rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    animation: slideUp 0.6s ease-out backwards;
}

.review-card-1 { animation-delay: 0.1s; }
.review-card-2 { animation-delay: 0.2s; }
.review-card-3 { animation-delay: 0.3s; }

.review-card:hover {
    transform: translateY(-15px);
    box-shadow: var(--shadow-xl);
}

.review-header {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    align-items: flex-start;
}

.review-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--primary);
}

.review-info h4 {
    font-size: 1.125rem;
    margin: 0 0 0.25rem 0;
    color: var(--dark);
}

.review-info p {
    font-size: 0.875rem;
    color: var(--gray);
    margin: 0;
}

.review-rating {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.review-text {
    font-size: 0.95rem;
    color: var(--gray);
    line-height: 1.6;
    margin: 0;
    font-style: italic;
}

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

.pricing-section {
    background: linear-gradient(135deg, white 0%, rgba(79, 70, 229, 0.03) 100%);
}

.countdown-timer {
    text-align: center;
    margin: 2rem 0 3rem;
}

.timer-box {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    border-radius: 1rem;
    padding: 2rem;
    display: inline-block;
    box-shadow: 0 15px 35px rgba(79, 70, 229, 0.3);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.02);
    }
}

.timer-text {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    font-family: 'Courier New', monospace;
    margin-bottom: 0.5rem;
}

.timer-label {
    font-size: 1rem;
    margin: 0;
    opacity: 0.9;
}

.timer-urgency {
    margin-top: 1rem;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--danger);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.pricing-card {
    background: white;
    border: 2px solid var(--light-dark);
    border-radius: 1.25rem;
    padding: 2.5rem 2rem;
    text-align: center;
    transition: var(--transition);
    position: relative;
    animation: slideUp 0.6s ease-out backwards;
    min-height: 100%;
    display: flex;
    flex-direction: column;
}

.pricing-card:nth-child(1) { animation-delay: 0.1s; }
.pricing-card:nth-child(2) { animation-delay: 0.2s; }
.pricing-card:nth-child(3) { animation-delay: 0.3s; }

.pricing-card:hover {
    transform: translateY(-15px);
    box-shadow: var(--shadow-xl);
}

.pricing-card-featured {
    border: 3px solid var(--primary);
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.05) 0%, rgba(6, 182, 212, 0.05) 100%);
    box-shadow: 0 15px 35px rgba(79, 70, 229, 0.2);
    transform: scale(1.05);
}

.pricing-card-featured:hover {
    transform: scale(1.05) translateY(-15px);
    box-shadow: 0 25px 45px rgba(79, 70, 229, 0.3);
}

.pricing-ribbon {
    position: absolute;
    top: 20px;
    right: -15px;
    background: linear-gradient(135deg, var(--secondary) 0%, var(--primary) 100%);
    color: white;
    padding: 0.5rem 2rem;
    font-weight: 700;
    font-size: 0.875rem;
    transform: rotate(45deg);
    box-shadow: var(--shadow-md);
}

.pricing-label {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 2rem;
    font-weight: 700;
    font-size: 0.875rem;
    margin-bottom: 1.5rem;
}

.pricing-title {
    font-size: 1.75rem;
    color: var(--dark);
    margin-bottom: 0.5rem;
}

.pricing-subtitle {
    font-size: 1rem;
    color: var(--gray);
    margin-bottom: 1.5rem;
}

.pricing-image {
    margin: 1.5rem 0;
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pricing-image img {
    max-width: 100%;
    height: auto;
    max-height: 250px;
}

.pricing-value {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin: 2rem 0;
}

.price-old {
    font-size: 0.95rem;
    color: var(--gray);
    text-decoration: line-through;
}

.price-new {
    font-size: 2rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.pricing-description {
    font-size: 0.95rem;
    color: var(--gray);
    margin: 1rem 0 1.5rem;
}

.pricing-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: center;
    margin: 1.5rem 0;
}

.badge {
    background: linear-gradient(135deg, var(--success) 0%, var(--primary) 100%);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 2rem;
    font-weight: 600;
    font-size: 0.875rem;
}

.pricing-footer {
    margin-top: auto;
    padding-top: 2rem;
    border-top: 1px solid var(--light-dark);
}

.pricing-footer img {
    max-width: 120px;
    height: auto;
    margin-bottom: 0.75rem;
}

.pricing-footer p {
    font-size: 0.875rem;
    color: var(--gray);
    margin: 0;
}

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

.ingredients-section {
    background: white;
}

.ingredients-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.ingredient-card {
    background: linear-gradient(135deg, white 0%, rgba(79, 70, 229, 0.03) 100%);
    border: 2px solid var(--light-dark);
    border-radius: 1rem;
    padding: 2rem;
    transition: var(--transition);
    animation: slideUp 0.6s ease-out backwards;
}

.ingredient-card:nth-child(1) { animation-delay: 0.1s; }
.ingredient-card:nth-child(2) { animation-delay: 0.2s; }
.ingredient-card:nth-child(3) { animation-delay: 0.3s; }
.ingredient-card:nth-child(4) { animation-delay: 0.4s; }
.ingredient-card:nth-child(5) { animation-delay: 0.5s; }
.ingredient-card:nth-child(6) { animation-delay: 0.6s; }

.ingredient-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.ingredient-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--primary);
}

.ingredient-card p {
    font-size: 0.95rem;
    color: var(--gray);
    margin-bottom: 1rem;
}

.ingredient-benefits {
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.1) 0%, rgba(6, 182, 212, 0.1) 100%);
    padding: 1rem;
    border-left: 4px solid var(--primary);
    border-radius: 0.5rem;
    font-size: 0.9rem;
    color: var(--dark);
}

.ingredient-benefits strong {
    color: var(--primary);
}

/* ============================================
   SCIENCE SECTION
   ============================================ */

.science-section {
    background: linear-gradient(180deg, rgba(79, 70, 229, 0.05) 0%, white 100%);
}

.science-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.science-card {
    background: white;
    border-left: 4px solid var(--primary);
    border-radius: 0.75rem;
    padding: 2rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    animation: slideUp 0.6s ease-out backwards;
}

.science-card:nth-child(1) { animation-delay: 0.1s; }
.science-card:nth-child(2) { animation-delay: 0.2s; }
.science-card:nth-child(3) { animation-delay: 0.3s; }
.science-card:nth-child(4) { animation-delay: 0.4s; }

.science-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.science-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--primary);
}

.science-card p {
    font-size: 0.95rem;
    color: var(--gray);
    margin-bottom: 0.75rem;
}

.science-card p:last-child {
    font-weight: 600;
    color: var(--primary);
    font-size: 0.875rem;
    margin: 0;
}

/* ============================================
   GUARANTEE SECTION
   ============================================ */

.guarantee-section {
    background: white;
}

.guarantee-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.guarantee-image {
    display: flex;
    justify-content: center;
}

.guarantee-image img {
    max-width: 100%;
    height: auto;
    filter: drop-shadow(0 15px 30px rgba(79, 70, 229, 0.15));
    animation: scaleIn 0.8s ease-out;
}

.guarantee-text h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
    color: var(--dark);
}

.guarantee-items {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-bottom: 2rem;
}

.guarantee-item {
    display: flex;
    gap: 1.5rem;
}

.guarantee-icon {
    font-size: 2rem;
    min-width: 60px;
    display: flex;
    align-items: flex-start;
    justify-content: center;
}

.guarantee-item h4 {
    font-size: 1.125rem;
    margin: 0 0 0.5rem 0;
    color: var(--dark);
}

.guarantee-item p {
    font-size: 0.95rem;
    color: var(--gray);
    margin: 0;
}

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

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

.benefits-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.benefit-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.benefit-box {
    background: white;
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    animation: slideUp 0.6s ease-out backwards;
    border-top: 4px solid var(--primary);
}

.benefit-row:nth-child(1) .benefit-box:nth-child(1) { animation-delay: 0.1s; }
.benefit-row:nth-child(1) .benefit-box:nth-child(2) { animation-delay: 0.2s; }
.benefit-row:nth-child(2) .benefit-box:nth-child(1) { animation-delay: 0.3s; }
.benefit-row:nth-child(2) .benefit-box:nth-child(2) { animation-delay: 0.4s; }
.benefit-row:nth-child(3) .benefit-box:nth-child(1) { animation-delay: 0.5s; }
.benefit-row:nth-child(3) .benefit-box:nth-child(2) { animation-delay: 0.6s; }

.benefit-box:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.benefit-box h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--dark);
}

.benefit-box p {
    font-size: 0.95rem;
    color: var(--gray);
    margin: 0;
    line-height: 1.75;
}

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

.final-cta-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    padding: 4rem 0;
}

.final-cta-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

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

.final-cta-image img {
    max-width: 100%;
    height: auto;
    filter: drop-shadow(0 15px 30px rgba(0, 0, 0, 0.2));
    animation: scaleIn 0.8s ease-out;
}

.final-cta-text h2 {
    font-size: 2.5rem;
    color: white;
    margin-bottom: 0.5rem;
}

.final-cta-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
}

.final-pricing {
    background: rgba(0, 0, 0, 0.1);
    border-radius: 1rem;
    padding: 1.5rem;
    margin: 2rem 0;
    backdrop-filter: blur(10px);
}

.final-old-price {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: line-through;
    margin-bottom: 0.5rem;
}

.final-old-price span {
    font-weight: 700;
}

.final-new-price {
    font-size: 2rem;
    color: #FFD700;
    font-weight: 800;
}

.final-new-price span {
    font-size: 2.5rem;
}

.final-description {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.9);
    margin: 1.5rem 0;
    line-height: 1.75;
}

.final-features {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin: 2rem 0;
}

.final-features .feature {
    font-size: 1rem;
    color: white;
    font-weight: 500;
    display: flex;
    align-items: center;
}

.final-features .feature::before {
    content: '';
    width: 8px;
    height: 8px;
    background: white;
    border-radius: 50%;
    margin-right: 0.75rem;
}

.btn-cta {
    background: linear-gradient(135deg, white 0%, #f0f0f0 100%);
    color: var(--primary);
    margin-top: 2rem;
}

.btn-cta:hover {
    background: linear-gradient(135deg, #f0f0f0 0%, white 100%);
}

.final-guarantee-text {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
    margin-top: 1.5rem;
}

/* ============================================
   PRICING SECTION 2
   ============================================ */

.pricing-section-2 {
    background: white;
}

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

.faq-section {
    background: white;
}

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

.footer {
    background: var(--dark-light);
    color: white;
    padding: 4rem 2rem 2rem;
}

.footer-content {
    max-width: 1280px;
    margin: 0 auto 2rem;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
    padding: 0 1rem;
}

.footer-column h4 {
    color: white;
    margin-bottom: 1.5rem;
    font-size: 1.125rem;
}

.footer-column ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-column ul li {
    margin-bottom: 0.75rem;
}

.footer-column a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition-fast);
    word-break: break-word;
}

.footer-column a:hover {
    color: white;
    text-decoration: none;
}

.footer-column p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
    margin: 0.5rem 0;
    word-break: break-word;
}

.social-links {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    font-weight: bold;
    font-size: 1.125rem;
    flex-shrink: 0;
}

.social-links a:hover {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
}

.footer-bottom {
    max-width: 1280px;
    margin: 0 auto;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 2rem 1rem 0;
}

.disclaimer-text {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.6;
    margin: 0 0 1rem 0;
    text-align: center;
    word-break: break-word;
}

.copyright {
    text-align: center;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.5);
    margin: 0;
    word-break: break-word;
}

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

.scroll-top-btn {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 3.5rem;
    height: 3.5rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 500;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    min-width: 3.5rem;
    min-height: 3.5rem;
}

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

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

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

.notification-popup {
    position: fixed;
    bottom: 2rem;
    left: 2rem;
    background: white;
    border-radius: 0.75rem;
    box-shadow: var(--shadow-xl);
    padding: 1.25rem;
    max-width: 300px;
    z-index: var(--z-notification);
    animation: slideInUp 0.5s ease-out;
    border-left: 4px solid var(--success);
}

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

.notification-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.notification-popup p {
    margin: 0;
    font-size: 0.95rem;
    color: var(--dark);
    font-weight: 500;
}

.notification-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--gray);
    padding: 0;
    min-width: auto;
    min-height: auto;
}

.notification-close:hover {
    color: var(--dark);
}