/* ========================================
   ENDURAXE PRIME - MODERN GRADIENT DESIGN
   Mobile-First Responsive Stylesheet
======================================== */

/* ========================================
   CSS VARIABLES & ROOT STYLES
======================================== */
:root {
    /* Primary Colors - Modern Gradient */
    --primary-gradient: linear-gradient(135deg, #0D9488 0%, #14B8A6 100%);
    --primary-dark: #0D9488;
    --primary-light: #14B8A6;
    --accent-gold: #D4AF37;
    --accent-gold-light: #F4D03F;
    
    /* Neutral Colors */
    --white: #FFFFFF;
    --black: #000000;
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-400: #9CA3AF;
    --gray-500: #6B7280;
    --gray-600: #4B5563;
    --gray-700: #374151;
    --gray-800: #1F2937;
    --gray-900: #111827;
    
    /* Typography */
    --font-display: 'Playfair Display', Georgia, serif;
    --font-body: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Spacing */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 32px;
    --spacing-xl: 48px;
    --spacing-2xl: 64px;
    --spacing-3xl: 96px;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    
    /* 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);
    --shadow-glow: 0 0 40px rgba(20, 184, 166, 0.3);
    
    /* Z-index */
    --z-base: 1;
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal: 1040;
    --z-tooltip: 1050;
}

/* ========================================
   RESET & BASE STYLES
======================================== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.7;
    color: var(--gray-800);
    background-color: var(--white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Remove tap highlight on mobile */
* {
    -webkit-tap-highlight-color: transparent;
}

/* Prevent zoom on input focus (iOS) */
input,
select,
textarea {
    font-size: 16px;
}

/* ========================================
   TYPOGRAPHY
======================================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    color: var(--gray-900);
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: clamp(32px, 8vw, 56px);
    font-weight: 900;
}

h2 {
    font-size: clamp(28px, 6vw, 42px);
}

h3 {
    font-size: clamp(22px, 4vw, 32px);
}

h4 {
    font-size: clamp(18px, 3vw, 24px);
}

p {
    margin-bottom: var(--spacing-sm);
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

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

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

@media (min-width: 576px) {
    .container {
        padding: 0 30px;
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 40px;
    }
}

/* Section Spacing */
section {
    padding: var(--spacing-2xl) 0;
}

@media (min-width: 768px) {
    section {
        padding: var(--spacing-3xl) 0;
    }
}

/* Section Title */
.section-title {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ========================================
   NAVIGATION
======================================== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-md);
    z-index: var(--z-sticky);
    transition: all 0.3s ease;
}

.nav.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-lg);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 16px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 24px;
    font-weight: 700;
    font-family: var(--font-display);
    color: var(--gray-900);
    z-index: var(--z-modal);
}

.logo-icon {
    font-size: 28px;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-link {
    font-size: 15px;
    font-weight: 500;
    color: var(--gray-700);
    position: relative;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: var(--primary-dark);
}

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

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

.nav-cta-btn {
    padding: 12px 28px;
    background: var(--primary-gradient);
    color: var(--white);
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 15px;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

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

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

/* Hamburger Menu */
.nav-hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: var(--z-modal);
}

.nav-hamburger span {
    width: 26px;
    height: 3px;
    background: var(--gray-800);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.nav-hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

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

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

/* Mobile Navigation */
@media (max-width: 767px) {
    .nav-hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        align-items: flex-start;
        padding: 100px 30px 30px;
        gap: var(--spacing-md);
        box-shadow: -5px 0 25px rgba(0, 0, 0, 0.1);
        transition: right 0.4s cubic-bezier(0.68, -0.55, 0.27, 1.55);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-link {
        font-size: 18px;
        padding: 10px 0;
        width: 100%;
    }
    
    .nav-cta-btn {
        width: 100%;
        text-align: center;
        margin-top: var(--spacing-sm);
    }
}

@media (min-width: 768px) and (max-width: 991px) {
    .nav-menu {
        gap: var(--spacing-md);
    }
    
    .nav-link {
        font-size: 14px;
    }
    
    .nav-cta-btn {
        padding: 10px 20px;
        font-size: 14px;
    }
}

/* ========================================
   HERO SECTION
======================================== */
.hero {
    padding: 120px 0 var(--spacing-3xl);
    background: linear-gradient(180deg, #F0FDFA 0%, #FFFFFF 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100%;
    background: radial-gradient(circle at 30% 50%, rgba(20, 184, 166, 0.08) 0%, transparent 50%);
    pointer-events: none;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    align-items: center;
    position: relative;
    z-index: var(--z-base);
}

@media (min-width: 768px) {
    .hero-container {
        grid-template-columns: 1fr 1fr;
    }
}

.hero-image {
    order: -1;
}

@media (min-width: 768px) {
    .hero-image {
        order: 0;
    }
}

.hero-image-wrapper {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeInUp 1s ease-out;
}

.product-bottle {
    width: 100%;
    max-width: 450px;
    height: auto;
    filter: drop-shadow(0 20px 40px rgba(13, 148, 136, 0.2));
    animation: float 6s ease-in-out infinite;
    position: relative;
    z-index: 2;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    25% {
        transform: translateY(-20px) rotate(2deg);
    }
    50% {
        transform: translateY(-10px) rotate(-2deg);
    }
    75% {
        transform: translateY(-15px) rotate(1deg);
    }
}

.hero-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(20, 184, 166, 0.3) 0%, transparent 70%);
    filter: blur(60px);
    animation: pulse 4s ease-in-out infinite;
    z-index: 1;
}

@keyframes pulse {
    0%, 100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.6;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.2);
        opacity: 0.8;
    }
}

/* Floating Particles */
.floating-particles {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    pointer-events: none;
    z-index: 3;
}

.particle {
    position: absolute;
    width: 6px;
    height: 6px;
    background: var(--primary-gradient);
    border-radius: 50%;
    opacity: 0;
    animation: particleFloat 8s ease-in-out infinite;
}

.particle:nth-child(1) {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.particle:nth-child(2) {
    top: 60%;
    left: 80%;
    animation-delay: 1.5s;
}

.particle:nth-child(3) {
    top: 40%;
    right: 15%;
    animation-delay: 3s;
}

.particle:nth-child(4) {
    bottom: 30%;
    left: 20%;
    animation-delay: 4.5s;
}

.particle:nth-child(5) {
    bottom: 10%;
    right: 25%;
    animation-delay: 6s;
}

@keyframes particleFloat {
    0%, 100% {
        transform: translateY(0) scale(0);
        opacity: 0;
    }
    50% {
        transform: translateY(-100px) scale(1);
        opacity: 1;
    }
}

.hero-content {
    animation: fadeInRight 1s ease-out;
}

.hero-title {
    margin-bottom: var(--spacing-md);
    line-height: 1.15;
}

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

.hero-description {
    font-size: clamp(16px, 2vw, 18px);
    color: var(--gray-600);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.hero-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 18px 40px;
    background: var(--primary-gradient);
    color: var(--white);
    font-size: clamp(16px, 2vw, 18px);
    font-weight: 600;
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 30px rgba(13, 148, 136, 0.3);
    transition: all 0.3s ease;
    margin-top: var(--spacing-md);
    width: 100%;
    justify-content: center;
}

@media (min-width: 576px) {
    .hero-cta-btn {
        width: auto;
    }
}

.hero-cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(13, 148, 136, 0.4);
}

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

.hero-trust-badges {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
}

@media (min-width: 480px) {
    .hero-trust-badges {
        grid-template-columns: repeat(3, 1fr);
    }
}

.trust-badge {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 12px 16px;
    background: rgba(20, 184, 166, 0.05);
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 500;
    color: var(--primary-dark);
}

.trust-badge svg {
    color: var(--primary-dark);
    flex-shrink: 0;
}

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

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ========================================
   WHY CHOOSE US SECTION
======================================== */
.why-choose {
    background: var(--white);
}

.why-cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

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

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

.why-card {
    padding: var(--spacing-lg);
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.why-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-light);
}

.why-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
}

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

.why-card h3 {
    font-size: 20px;
    margin-bottom: var(--spacing-sm);
    color: var(--primary-dark);
}

.why-card p {
    font-size: 15px;
    color: var(--gray-600);
    line-height: 1.6;
    margin: 0;
}

/* ========================================
   WHAT IS SECTION
======================================== */
.what-is {
    background: linear-gradient(180deg, #FFFFFF 0%, #F0FDFA 100%);
}

.what-is-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

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

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

.what-is-text p {
    font-size: 16px;
    color: var(--gray-600);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

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

@media (min-width: 768px) {
    .what-is-image {
        order: 0;
    }
}

.showcase-image {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
}

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

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

.accordion-item {
    margin-bottom: var(--spacing-md);
    border-radius: var(--radius-lg);
    background: var(--white);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: all 0.3s ease;
}

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

.accordion-header {
    width: 100%;
    padding: var(--spacing-md);
    background: var(--white);
    border: none;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    cursor: pointer;
    transition: all 0.3s ease;
    min-height: 60px;
}

@media (min-width: 576px) {
    .accordion-header {
        padding: var(--spacing-lg);
    }
}

.accordion-header:hover {
    background: rgba(20, 184, 166, 0.03);
}

.accordion-number {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--primary-gradient);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 20px;
    font-family: var(--font-display);
    flex-shrink: 0;
}

.accordion-title {
    flex: 1;
    text-align: left;
    font-size: clamp(16px, 3vw, 20px);
    font-weight: 600;
    color: var(--gray-900);
    font-family: var(--font-display);
}

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

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

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.accordion-item.active .accordion-content {
    max-height: 1000px;
}

.accordion-content p {
    padding: 0 var(--spacing-md) var(--spacing-lg);
    color: var(--gray-600);
    line-height: 1.8;
    font-size: 15px;
}

@media (min-width: 576px) {
    .accordion-content p {
        padding: 0 var(--spacing-lg) var(--spacing-xl);
    }
}

/* ========================================
   REVIEWS SECTION
======================================== */
.reviews {
    background: linear-gradient(180deg, #F0FDFA 0%, #FFFFFF 100%);
}

.reviews-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

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

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

.review-card {
    padding: var(--spacing-lg);
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 0;
    transform: translateY(30px);
}

.review-card.animated {
    opacity: 1;
    transform: translateY(0);
}

.review-card:nth-child(1) {
    transition-delay: 0.1s;
}

.review-card:nth-child(2) {
    transition-delay: 0.2s;
}

.review-card:nth-child(3) {
    transition-delay: 0.3s;
}

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

.review-image {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    overflow: hidden;
    margin: 0 auto var(--spacing-md);
    border: 3px solid var(--primary-light);
}

.review-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

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

.review-stars {
    color: var(--accent-gold);
    font-size: 20px;
    margin-bottom: var(--spacing-sm);
}

.review-name {
    font-size: 18px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 4px;
}

.review-location {
    font-size: 14px;
    color: var(--gray-500);
    margin-bottom: var(--spacing-md);
}

.review-text {
    font-size: 15px;
    color: var(--gray-600);
    line-height: 1.7;
    font-style: italic;
}

/* ========================================
   PRICING SECTION
======================================== */
.pricing {
    background: linear-gradient(180deg, #FFFFFF 0%, #F0FDFA 100%);
    position: relative;
    overflow: hidden;
}

.pricing::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 70% 30%, rgba(212, 175, 55, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.pricing-subtitle {
    text-align: center;
    font-size: 18px;
    color: var(--gray-600);
    margin-bottom: var(--spacing-lg);
}

/* Countdown Timer */
.countdown-timer {
    max-width: 500px;
    margin: 0 auto var(--spacing-xl);
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, #EF4444 0%, #DC2626 100%);
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 30px rgba(239, 68, 68, 0.3);
    text-align: center;
}

.timer-label {
    color: var(--white);
    font-size: 16px;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

.timer-unit {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.timer-number {
    font-size: clamp(36px, 8vw, 56px);
    font-weight: 700;
    font-family: var(--font-display);
    color: var(--white);
    line-height: 1;
}

.timer-text {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.9);
    text-transform: uppercase;
    margin-top: 4px;
    letter-spacing: 1px;
}

.timer-separator {
    font-size: clamp(28px, 6vw, 48px);
    font-weight: 700;
    color: var(--white);
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.3;
    }
}

/* Pricing Grid */
.pricing-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

@media (min-width: 576px) {
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .pricing-card:last-child {
        grid-column: 1 / -1;
        max-width: 400px;
        margin: 0 auto;
        width: 100%;
    }
}

@media (min-width: 992px) {
    .pricing-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .pricing-card:last-child {
        grid-column: auto;
        max-width: none;
    }
}

.pricing-card {
    position: relative;
    padding: var(--spacing-lg);
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
    border: 2px solid transparent;
    display: flex;
    flex-direction: column;
}

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

.pricing-card.popular {
    border-color: var(--accent-gold);
    transform: scale(1.02);
    box-shadow: 0 15px 50px rgba(212, 175, 55, 0.3);
}

.pricing-card.popular:hover {
    transform: scale(1.02) translateY(-8px);
}

.popular-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    padding: 8px 24px;
    background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
    color: var(--white);
    font-size: 13px;
    font-weight: 700;
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 5px 15px rgba(212, 175, 55, 0.4);
}

.pricing-label {
    text-align: center;
    font-size: 14px;
    font-weight: 600;
    color: var(--primary-dark);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--spacing-sm);
}

.pricing-bottles {
    text-align: center;
    font-size: 24px;
    font-weight: 700;
    font-family: var(--font-display);
    color: var(--gray-900);
    margin-bottom: 4px;
}

.pricing-supply {
    text-align: center;
    font-size: 14px;
    color: var(--gray-500);
    margin-bottom: var(--spacing-md);
}

.pricing-image {
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.pricing-image img {
    width: 100%;
    max-width: 200px;
    height: auto;
    margin: 0 auto;
}

.pricing-price {
    text-align: center;
    margin-bottom: var(--spacing-sm);
}

.price-per {
    font-size: 42px;
    font-weight: 900;
    font-family: var(--font-display);
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
    line-height: 1;
}

.price-unit {
    font-size: 14px;
    color: var(--gray-500);
    display: block;
    margin-top: 4px;
}

.pricing-total {
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.price-old {
    font-size: 20px;
    color: var(--gray-400);
    text-decoration: line-through;
    margin-right: var(--spacing-xs);
}

.price-new {
    font-size: 28px;
    font-weight: 700;
    color: var(--gray-900);
}

.pricing-badges {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

.badge {
    padding: 8px 16px;
    background: linear-gradient(135deg, #10B981 0%, #059669 100%);
    color: var(--white);
    font-size: 12px;
    font-weight: 700;
    border-radius: 20px;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.pricing-btn {
    display: block;
    width: 100%;
    margin-bottom: var(--spacing-md);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all 0.3s ease;
    min-height: 56px;
}

.pricing-btn:hover {
    transform: scale(1.05);
}

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

.btn-image {
    width: 100%;
    height: auto;
}

.payment-logos {
    text-align: center;
    margin-top: auto;
}

.payment-logos img {
    width: 100%;
    max-width: 250px;
    height: auto;
    margin: 0 auto;
}

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

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

/* ========================================
   BONUS SECTION
======================================== */
.bonus {
    background: var(--white);
}

.bonus-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    max-width: 900px;
    margin: 0 auto;
}

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

.bonus-card {
    padding: var(--spacing-xl);
    background: linear-gradient(135deg, rgba(20, 184, 166, 0.05) 0%, rgba(212, 175, 55, 0.05) 100%);
    border-radius: var(--radius-xl);
    text-align: center;
    border: 2px solid rgba(20, 184, 166, 0.2);
    transition: all 0.3s ease;
}

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

.bonus-image {
    margin-bottom: var(--spacing-md);
}

.bonus-image img {
    width: 100%;
    max-width: 300px;
    margin: 0 auto;
    border-radius: var(--radius-md);
}

.bonus-title {
    font-size: 24px;
    color: var(--accent-gold);
    margin-bottom: var(--spacing-sm);
}

.bonus-description {
    font-size: 16px;
    color: var(--gray-600);
    line-height: 1.6;
}

/* ========================================
   INGREDIENTS SECTION
======================================== */
.ingredients {
    background: linear-gradient(180deg, #F0FDFA 0%, #FFFFFF 100%);
}

.ingredients-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

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

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

.ingredient-card {
    padding: var(--spacing-lg);
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    border-left: 4px solid var(--primary-light);
}

.ingredient-card:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-lg);
    border-left-color: var(--accent-gold);
}

.ingredient-card h3 {
    font-size: 20px;
    color: var(--primary-dark);
    margin-bottom: var(--spacing-sm);
}

.ingredient-card p {
    font-size: 15px;
    color: var(--gray-600);
    line-height: 1.7;
    margin: 0;
}

/* ========================================
   SCIENTIFIC EVIDENCE SECTION
======================================== */
.scientific {
    background: var(--white);
}

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

.evidence-section {
    padding: var(--spacing-lg);
    background: rgba(20, 184, 166, 0.03);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
    border-left: 4px solid var(--primary-light);
}

.evidence-section h3 {
    font-size: 22px;
    color: var(--primary-dark);
    margin-bottom: var(--spacing-sm);
}

.evidence-section p {
    font-size: 15px;
    color: var(--gray-600);
    line-height: 1.8;
    margin: 0;
}

/* ========================================
   SCIENTIFICALLY FORMULATED SECTION
======================================== */
.formulated {
    background: linear-gradient(180deg, #F0FDFA 0%, #FFFFFF 100%);
}

.formulated-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
}

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

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

.formulated-card {
    position: relative;
    padding: var(--spacing-xl) var(--spacing-lg);
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    text-align: center;
    transition: all 0.3s ease;
}

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

.formulated-number {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 48px;
    height: 48px;
    background: var(--primary-gradient);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    font-family: var(--font-display);
    box-shadow: 0 5px 20px rgba(13, 148, 136, 0.3);
}

.formulated-icon {
    margin: var(--spacing-md) 0;
    color: var(--primary-dark);
}

.formulated-card h3 {
    font-size: 22px;
    color: var(--gray-900);
    margin-bottom: var(--spacing-sm);
}

.formulated-card p {
    font-size: 15px;
    color: var(--gray-600);
    line-height: 1.7;
    margin: 0;
}

/* ========================================
   GUARANTEE SECTION
======================================== */
.guarantee {
    background: var(--white);
}

.guarantee-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

@media (min-width: 768px) {
    .guarantee-content {
        grid-template-columns: 1fr 1.5fr;
    }
}

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

.guarantee-image img {
    max-width: 350px;
    width: 100%;
}

.guarantee-text h2 {
    text-align: left;
    margin-bottom: var(--spacing-lg);
}

.guarantee-points {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.guarantee-point {
    display: flex;
    gap: var(--spacing-md);
}

.point-icon {
    width: 32px;
    height: 32px;
    flex-shrink: 0;
    background: var(--primary-gradient);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 700;
}

.point-content h4 {
    font-size: 18px;
    color: var(--gray-900);
    margin-bottom: var(--spacing-xs);
}

.point-content p {
    font-size: 15px;
    color: var(--gray-600);
    line-height: 1.7;
    margin: 0;
}

/* ========================================
   BENEFITS SECTION
======================================== */
.benefits {
    background: linear-gradient(180deg, #F0FDFA 0%, #FFFFFF 100%);
}

.benefits-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
    max-width: 900px;
    margin: 0 auto;
}

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

.benefit-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

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

.benefit-icon {
    flex-shrink: 0;
    color: var(--primary-dark);
}

.benefit-item h3 {
    font-size: 18px;
    color: var(--gray-900);
    margin-bottom: 4px;
}

.benefit-item p {
    font-size: 15px;
    color: var(--gray-600);
    line-height: 1.6;
    margin: 0;
}

/* ========================================
   FAQ SECTION
======================================== */
.faq {
    background: var(--white);
}

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

.faq-item {
    margin-bottom: var(--spacing-md);
    border-radius: var(--radius-lg);
    background: var(--white);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: var(--spacing-lg);
    background: var(--white);
    border: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
    cursor: pointer;
    text-align: left;
    font-size: clamp(16px, 3vw, 18px);
    font-weight: 600;
    color: var(--gray-900);
    transition: all 0.3s ease;
    min-height: 60px;
}

.faq-question:hover {
    background: rgba(20, 184, 166, 0.03);
}

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

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.faq-item.active .faq-answer {
    max-height: 1000px;
}

.faq-answer p {
    padding: 0 var(--spacing-lg) var(--spacing-lg);
    color: var(--gray-600);
    line-height: 1.8;
    font-size: 15px;
    margin: 0;
}

/* ========================================
   FINAL CTA SECTION
======================================== */
.final-cta {
    background: linear-gradient(135deg, #0D9488 0%, #14B8A6 100%);
    position: relative;
    overflow: hidden;
}

.final-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.final-cta-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    align-items: center;
    position: relative;
    z-index: var(--z-base);
}

@media (min-width: 768px) {
    .final-cta-content {
        grid-template-columns: 1fr 1fr;
    }
}

.final-cta-image {
    position: relative;
    text-align: center;
}

.final-product-image {
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.3));
    animation: finalFloat 4s ease-in-out infinite;
}

@keyframes finalFloat {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-15px);
    }
}

.final-cta-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.2) 0%, transparent 70%);
    filter: blur(50px);
    animation: pulse 3s ease-in-out infinite;
}

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

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

.final-cta-title {
    font-size: clamp(32px, 6vw, 48px);
    color: var(--white);
    margin-bottom: var(--spacing-sm);
}

.final-cta-subtitle {
    font-size: clamp(20px, 4vw, 28px);
    color: var(--white);
    margin-bottom: var(--spacing-lg);
    opacity: 0.95;
}

.final-cta-pricing {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-lg);
}

.final-price-old {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: line-through;
}

.final-price-new {
    font-size: clamp(32px, 6vw, 42px);
    font-weight: 700;
    color: var(--accent-gold);
    font-family: var(--font-display);
}

.final-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 20px 48px;
    background: var(--accent-gold);
    color: var(--gray-900);
    font-size: clamp(16px, 3vw, 20px);
    font-weight: 700;
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 30px rgba(212, 175, 55, 0.4);
    transition: all 0.3s ease;
    width: 100%;
    justify-content: center;
}

@media (min-width: 576px) {
    .final-cta-btn {
        width: auto;
    }
}

.final-cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(212, 175, 55, 0.6);
    background: var(--accent-gold-light);
}

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

.final-cta-guarantee {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-md);
    font-size: 14px;
    color: rgba(255, 255, 255, 0.9);
}

@media (min-width: 768px) {
    .final-cta-guarantee {
        justify-content: flex-start;
    }
}

.final-cta-guarantee svg {
    color: var(--accent-gold);
    flex-shrink: 0;
}

/* ========================================
   FOOTER
======================================== */
.footer {
    background: var(--gray-900);
    color: var(--gray-300);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

@media (min-width: 768px) {
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        text-align: left;
    }
}

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

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

.footer-column li {
    margin-bottom: var(--spacing-xs);
}

.footer-column a {
    color: var(--gray-400);
    font-size: 15px;
    transition: color 0.3s ease;
}

.footer-column a:hover {
    color: var(--primary-light);
}

.social-icons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
}

@media (min-width: 768px) {
    .social-icons {
        justify-content: flex-start;
    }
}

.social-icons a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: all 0.3s ease;
}

.social-icons a:hover {
    background: var(--primary-gradient);
    transform: translateY(-3px);
}

.footer-disclaimer {
    padding: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
}

.footer-disclaimer p {
    font-size: 13px;
    color: var(--gray-400);
    line-height: 1.7;
    margin: 0;
}

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

.footer-bottom p {
    font-size: 14px;
    color: var(--gray-500);
    margin: 0;
}

/* ========================================
   SCROLL TO TOP BUTTON
======================================== */
.scroll-top-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 56px;
    height: 56px;
    background: var(--primary-gradient);
    color: var(--white);
    border: none;
    border-radius: 50%;
    box-shadow: var(--shadow-xl);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.3s ease;
    z-index: var(--z-fixed);
}

.scroll-top-btn.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-top-btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(13, 148, 136, 0.4);
}

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

/* ========================================
   PURCHASE NOTIFICATION
======================================== */
.purchase-notification {
    position: fixed;
    bottom: 30px;
    left: 30px;
    max-width: 350px;
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    transform: translateX(-400px);
    transition: transform 0.5s cubic-bezier(0.68, -0.55, 0.27, 1.55);
    z-index: var(--z-fixed);
}

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

.notification-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.notification-icon {
    font-size: 32px;
    flex-shrink: 0;
}

.notification-text {
    flex: 1;
}

.notification-text strong {
    display: block;
    font-size: 16px;
    color: var(--gray-900);
    margin-bottom: 2px;
}

.notification-text span {
    color: var(--gray-600);
}

.notification-text p {
    font-size: 14px;
    color: var(--primary-dark);
    font-weight: 600;
    margin: 0;
}

@media (max-width: 575px) {
    .purchase-notification {
        bottom: 15px;
        left: 15px;
        right: 15px;
        max-width: none;
    }
}

/* ========================================
   UTILITY CLASSES
======================================== */
.text-center {
    text-align: center;
}

.mb-0 { margin-bottom: 0 !important; }
.mb-1 { margin-bottom: var(--spacing-xs) !important; }
.mb-2 { margin-bottom: var(--spacing-sm) !important; }
.mb-3 { margin-bottom: var(--spacing-md) !important; }
.mb-4 { margin-bottom: var(--spacing-lg) !important; }

/* ========================================
   ANIMATIONS
======================================== */
@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,
    .scroll-top-btn,
    .purchase-notification {
        display: none !important;
    }
}