/* ===================================
   NEOTONICS LANDING PAGE STYLES
   Modern Gradient Theme
   Mobile-First Responsive Design
   =================================== */

/* ===== RESET & BASE STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #1f2937;
    background: #ffffff;
    overflow-x: hidden;
}

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

a {
    text-decoration: none;
    color: inherit;
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
}

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

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

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

/* ===== SECTION TITLES ===== */
.section-title {
    font-size: 28px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 2rem;
    color: #1f2937;
}

/* ===== CTA BUTTONS ===== */
.cta-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 16px 32px;
    min-height: 48px;
    background: linear-gradient(135deg, #4F46E5 0%, #06B6D4 100%);
    color: #ffffff;
    font-weight: 600;
    font-size: 16px;
    border-radius: 50px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(79, 70, 229, 0.3);
    text-align: center;
}

.cta-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 25px rgba(79, 70, 229, 0.4);
}

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

.arrow-icon {
    width: 20px;
    height: 20px;
}

/* ===== NAVIGATION ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: all 0.3s ease;
}

.header.scrolled {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

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

.logo-text {
    font-size: 24px;
    font-weight: 700;
    background: linear-gradient(135deg, #4F46E5 0%, #06B6D4 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: none;
    list-style: none;
    gap: 30px;
}

.nav-links a {
    font-weight: 500;
    color: #1f2937;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: #4F46E5;
}

.nav-cta {
    display: none;
}

/* Hamburger Menu */
.hamburger {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: 10px;
    z-index: 1001;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: #4F46E5;
    border-radius: 3px;
    transition: all 0.3s ease;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}

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

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

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 65px;
    right: -100%;
    width: 100%;
    max-width: 300px;
    height: calc(100vh - 65px);
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
    transition: right 0.4s ease;
    z-index: 999;
}

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

.mobile-nav-links {
    list-style: none;
    padding: 30px 20px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.mobile-nav-links a {
    display: block;
    padding: 12px 15px;
    font-weight: 500;
    color: #1f2937;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.mobile-nav-links a:hover,
.mobile-nav-links a:active {
    background: #f3f4f6;
    color: #4F46E5;
}

.mobile-cta {
    width: 100%;
    margin-top: 10px;
}

/* ===== HERO SECTION ===== */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 100px 0 60px;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 50%, #dbeafe 100%);
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(79, 70, 229, 0.1) 0%, transparent 70%);
    animation: float 20s ease-in-out infinite;
}

.hero-content {
    display: flex;
    flex-direction: column;
    gap: 40px;
    position: relative;
    z-index: 1;
}

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

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

.product-image {
    max-width: 100%;
    height: auto;
    filter: drop-shadow(0 20px 40px rgba(79, 70, 229, 0.3));
    animation: productGlow 3s ease-in-out infinite alternate;
}

.glow-effect {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120%;
    height: 120%;
    background: radial-gradient(circle, rgba(79, 70, 229, 0.2) 0%, transparent 70%);
    border-radius: 50%;
    animation: pulse 3s ease-in-out infinite;
}

.hero-text {
    order: 2;
    text-align: center;
}

.hero-title {
    font-size: 28px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    color: #1f2937;
}

.hero-description {
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 1rem;
    color: #4b5563;
}

.hero-cta {
    margin-top: 2rem;
    width: 100%;
    max-width: 400px;
    font-size: 18px;
}

/* ===== WHY CHOOSE US ===== */
.why-choose {
    padding: 60px 0;
    background: #ffffff;
}

.badges-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 25px;
    margin-top: 3rem;
}

.badge-card {
    background: #ffffff;
    border: 2px solid #e5e7eb;
    border-radius: 20px;
    padding: 30px 20px;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    opacity: 0;
    transform: translateY(50px);
}

.badge-card.aos-animate {
    opacity: 1;
    transform: translateY(0);
}

.badge-card:hover {
    transform: translateY(-10px) rotate(2deg) scale(1.05);
    box-shadow: 0 15px 40px rgba(79, 70, 229, 0.2);
    border-color: #4F46E5;
}

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

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

.badge-title {
    font-size: 20px;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 1rem;
}

.badge-description {
    font-size: 15px;
    line-height: 1.6;
    color: #6b7280;
}

/* ===== WHAT IS NEOTONICS ===== */
.what-is {
    padding: 60px 0;
    background: linear-gradient(135deg, #f9fafb 0%, #f3f4f6 100%);
}

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

.what-is-text {
    order: 2;
}

.what-is-description {
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    color: #4b5563;
}

.what-is-image {
    order: 1;
    width: 100%;
    max-width: 500px;
}

.support-image {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.1);
}

/* ===== HOW IT WORKS ===== */
.how-it-works {
    padding: 60px 0;
    background: #ffffff;
}

.accordion {
    max-width: 800px;
    margin: 3rem auto 0;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.accordion-item {
    background: #ffffff;
    border: 2px solid #e5e7eb;
    border-radius: 15px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.accordion-item:hover {
    border-color: #4F46E5;
}

.accordion-header {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px;
    min-height: 44px;
    font-size: 18px;
    font-weight: 600;
    color: #1f2937;
    text-align: left;
    cursor: pointer;
    transition: all 0.3s ease;
}

.accordion-header:hover {
    color: #4F46E5;
}

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

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

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
    padding: 0 20px;
}

.accordion-item.active .accordion-content {
    max-height: 500px;
    padding: 0 20px 20px;
}

.accordion-content p {
    font-size: 15px;
    line-height: 1.8;
    color: #6b7280;
}

/* ===== REVIEWS ===== */
.reviews {
    padding: 60px 0;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
}

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

.review-card {
    background: #ffffff;
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.6s ease;
}

.review-card.animate-in {
    opacity: 1;
    transform: translateX(0);
}

.review-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.review-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 1rem;
}

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

.reviewer-name {
    font-size: 18px;
    font-weight: 700;
    color: #1f2937;
}

.reviewer-location {
    font-size: 14px;
    color: #6b7280;
}

.review-rating {
    font-size: 20px;
    margin-bottom: 1rem;
}

.review-text {
    font-size: 15px;
    line-height: 1.7;
    color: #4b5563;
    font-style: italic;
}

/* ===== PRICING ===== */
.pricing {
    padding: 60px 0;
    background: #ffffff;
}

.pricing-subtitle {
    text-align: center;
    font-size: 18px;
    color: #6b7280;
    margin-top: -1rem;
    margin-bottom: 2rem;
}

.countdown-timer {
    background: linear-gradient(135deg, #EF4444 0%, #DC2626 100%);
    color: #ffffff;
    padding: 20px;
    border-radius: 15px;
    text-align: center;
    margin: 0 auto 3rem;
    max-width: 400px;
    box-shadow: 0 10px 30px rgba(239, 68, 68, 0.3);
}

.timer-text {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 10px;
}

.timer-display {
    font-size: 36px;
    font-weight: 800;
    letter-spacing: 3px;
}

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

.pricing-card {
    background: #ffffff;
    border: 2px solid #e5e7eb;
    border-radius: 20px;
    padding: 30px 20px;
    text-align: center;
    position: relative;
    transition: all 0.3s ease;
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
}

.pricing-card.popular {
    border: 3px solid #4F46E5;
    background: linear-gradient(135deg, #f0f9ff 0%, #ffffff 100%);
    transform: scale(1.02);
}

.popular-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #4F46E5 0%, #06B6D4 100%);
    color: #ffffff;
    padding: 8px 25px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 700;
    box-shadow: 0 5px 15px rgba(79, 70, 229, 0.3);
}

.package-label {
    background: #f3f4f6;
    color: #1f2937;
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 700;
    display: inline-block;
    margin-bottom: 1rem;
}

.package-title {
    font-size: 22px;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 0.5rem;
}

.package-supply {
    font-size: 14px;
    color: #6b7280;
    margin-bottom: 1.5rem;
}

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

.package-image img {
    max-width: 200px;
    margin: 0 auto;
}

.price-per-bottle {
    font-size: 28px;
    font-weight: 800;
    color: #4F46E5;
    margin-bottom: 0.5rem;
}

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

.old-price {
    font-size: 20px;
    color: #9ca3af;
    text-decoration: line-through;
    margin-right: 10px;
}

.new-price {
    font-size: 32px;
    font-weight: 800;
    color: #059669;
}

.bonus-badges {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin: 1rem 0;
}

.bonus-badge {
    background: linear-gradient(135deg, #10B981 0%, #059669 100%);
    color: #ffffff;
    padding: 8px 15px;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 700;
}

.package-cta {
    display: block;
    margin: 1.5rem 0;
}

.package-cta img {
    max-width: 250px;
    margin: 0 auto;
    transition: transform 0.3s ease;
}

.package-cta:hover img {
    transform: scale(1.05);
}

.payment-logos img {
    max-width: 200px;
    margin: 1rem auto 0;
}

.rating-section {
    margin-top: 3rem;
    text-align: center;
}

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

/* ===== INGREDIENTS ===== */
.ingredients {
    padding: 60px 0;
    background: linear-gradient(135deg, #f9fafb 0%, #f3f4f6 100%);
}

.ingredients-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 25px;
    margin-top: 3rem;
}

.ingredient-card {
    background: #ffffff;
    border-radius: 15px;
    padding: 25px;
    border-left: 4px solid #4F46E5;
    transition: all 0.3s ease;
}

.ingredient-card:hover {
    transform: translateX(10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.ingredient-name {
    font-size: 20px;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 1rem;
}

.ingredient-description {
    font-size: 15px;
    line-height: 1.7;
    color: #4b5563;
    margin-bottom: 1rem;
}

.ingredient-benefits {
    font-size: 14px;
    line-height: 1.6;
    color: #6b7280;
    background: #f9fafb;
    padding: 12px;
    border-radius: 8px;
}

/* ===== SCIENTIFIC EVIDENCE ===== */
.scientific-evidence {
    padding: 60px 0;
    background: #ffffff;
}

.evidence-content {
    max-width: 900px;
    margin: 3rem auto 0;
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.evidence-section {
    background: #f9fafb;
    padding: 25px;
    border-radius: 15px;
    border-left: 4px solid #4F46E5;
}

.evidence-title {
    font-size: 20px;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 1rem;
}

.evidence-text {
    font-size: 15px;
    line-height: 1.8;
    color: #4b5563;
}

/* ===== GUARANTEE ===== */
.guarantee {
    padding: 60px 0;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
}

.guarantee-content {
    display: flex;
    flex-direction: column;
    gap: 40px;
    align-items: center;
    margin-top: 3rem;
}

.guarantee-image {
    order: 1;
    max-width: 300px;
}

.guarantee-image img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.1);
}

.guarantee-text {
    order: 2;
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.guarantee-item {
    background: #ffffff;
    padding: 25px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
}

.guarantee-title {
    font-size: 20px;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 1rem;
}

.guarantee-description {
    font-size: 15px;
    line-height: 1.7;
    color: #4b5563;
}

/* ===== BENEFITS ===== */
.benefits {
    padding: 60px 0;
    background: #ffffff;
}

.benefits-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
    margin-top: 3rem;
}

.benefit-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    padding: 20px;
    background: #f9fafb;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.benefit-item:hover {
    background: #f0f9ff;
    transform: translateX(10px);
}

.benefit-icon {
    width: 40px;
    height: 40px;
    min-width: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #4F46E5 0%, #06B6D4 100%);
    color: #ffffff;
    border-radius: 50%;
    font-size: 20px;
    font-weight: 700;
}

.benefit-title {
    font-size: 18px;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 0.5rem;
}

.benefit-description {
    font-size: 15px;
    line-height: 1.6;
    color: #6b7280;
}

/* ===== FAQ ===== */
.faq {
    padding: 60px 0;
    background: linear-gradient(135deg, #f9fafb 0%, #f3f4f6 100%);
}

.faq-accordion {
    max-width: 800px;
    margin: 3rem auto 0;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.faq-item {
    background: #ffffff;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
}

.faq-header {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px;
    min-height: 44px;
    font-size: 17px;
    font-weight: 600;
    color: #1f2937;
    text-align: left;
    cursor: pointer;
    transition: all 0.3s ease;
}

.faq-header:hover {
    color: #4F46E5;
    background: #f9fafb;
}

.faq-icon {
    width: 24px;
    height: 24px;
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

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

.faq-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
    padding: 0 20px;
}

.faq-item.active .faq-content {
    max-height: 600px;
    padding: 0 20px 20px;
}

.faq-content p {
    font-size: 15px;
    line-height: 1.8;
    color: #6b7280;
}

/* ===== FINAL CTA ===== */
.final-cta {
    padding: 60px 0;
    background: linear-gradient(135deg, #4F46E5 0%, #06B6D4 100%);
}

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

.final-cta-image {
    max-width: 300px;
    animation: floatProduct 6s ease-in-out infinite;
}

.cta-product-image {
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.3));
}

.final-cta-title {
    font-size: 28px;
    font-weight: 800;
    color: #ffffff;
    margin-bottom: 1.5rem;
}

.final-pricing {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 2rem;
}

.final-old-price {
    font-size: 20px;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: line-through;
}

.final-new-price {
    font-size: 36px;
    font-weight: 800;
    color: #ffffff;
}

.final-btn {
    background: #ffffff;
    color: #4F46E5;
    font-size: 20px;
    padding: 20px 40px;
}

.final-btn:hover {
    background: #f9fafb;
}

/* ===== FOOTER ===== */
.footer {
    padding: 50px 0 30px;
    background: #1f2937;
    color: #ffffff;
}

.footer-content {
    display: flex;
    flex-direction: column;
    gap: 30px;
    text-align: center;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.footer-links a {
    color: #9ca3af;
    font-size: 15px;
    transition: color 0.3s ease;
}

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

.footer-disclaimer {
    font-size: 13px;
    line-height: 1.6;
    color: #9ca3af;
    max-width: 900px;
    margin: 0 auto;
}

.social-icons {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.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: #4F46E5;
    transform: translateY(-5px);
}

.social-icons svg {
    width: 20px;
    height: 20px;
}

.footer-copyright {
    font-size: 14px;
    color: #9ca3af;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* ===== SCROLL TO TOP ===== */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, #4F46E5 0%, #06B6D4 100%);
    color: #ffffff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 5px 20px rgba(79, 70, 229, 0.4);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
}

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

.scroll-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(79, 70, 229, 0.5);
}

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

/* ===== POPUP ===== */
.popup {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.popup.active {
    opacity: 1;
    visibility: visible;
}

.popup-content {
    background: #ffffff;
    border-radius: 20px;
    padding: 40px 30px;
    max-width: 400px;
    width: 90%;
    position: relative;
    transform: scale(0.8);
    transition: transform 0.3s ease;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.popup.active .popup-content {
    transform: scale(1);
}

.popup-close {
    position: absolute;
    top: 15px;
    right: 15px;
    font-size: 30px;
    color: #9ca3af;
    cursor: pointer;
    transition: color 0.3s ease;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.popup-close:hover {
    color: #1f2937;
}

.popup-title {
    font-size: 24px;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 1rem;
    text-align: center;
}

.popup-text {
    font-size: 16px;
    color: #6b7280;
    margin-bottom: 1.5rem;
    text-align: center;
    line-height: 1.6;
}

.popup-cta {
    width: 100%;
}

/* ===== PURCHASE NOTIFICATION ===== */
.purchase-notification {
    position: fixed;
    bottom: 30px;
    left: 30px;
    background: #ffffff;
    padding: 15px 20px;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    transform: translateX(-400px);
    transition: transform 0.5s ease;
    z-index: 9999;
    max-width: 300px;
}

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

.notification-content {
    display: flex;
    align-items: flex-start;
    gap: 15px;
}

.notification-icon {
    width: 30px;
    height: 30px;
    min-width: 30px;
    background: #10B981;
    color: #ffffff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}

.notification-text {
    font-size: 14px;
    line-height: 1.5;
    color: #1f2937;
}

.notification-text strong {
    display: block;
    margin-bottom: 3px;
}

#notification-time {
    font-size: 12px;
    color: #6b7280;
    display: block;
    margin-top: 3px;
}

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

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

@keyframes pulse {
    0%, 100% {
        opacity: 0.5;
        transform: translate(-50%, -50%) scale(1);
    }
    50% {
        opacity: 0.8;
        transform: translate(-50%, -50%) scale(1.1);
    }
}

@keyframes productGlow {
    0% {
        filter: drop-shadow(0 20px 40px rgba(79, 70, 229, 0.3));
    }
    100% {
        filter: drop-shadow(0 25px 50px rgba(6, 182, 212, 0.4));
    }
}

/* ===== RESPONSIVE DESIGN ===== */

/* Small phones (320px+) - Base styles already mobile-first */

/* Phones (480px+) */
@media (min-width: 480px) {
    .section-title {
        font-size: 32px;
    }
    
    .hero-title {
        font-size: 32px;
    }
    
    .timer-display {
        font-size: 42px;
    }
}

/* Large phones (576px+) */
@media (min-width: 576px) {
    .badges-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .ingredients-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Tablets (768px+) */
@media (min-width: 768px) {
    .container {
        padding-left: 30px;
        padding-right: 30px;
    }
    
    .section-title {
        font-size: 36px;
    }
    
    .nav-links {
        display: flex;
    }
    
    .nav-cta {
        display: inline-flex;
    }
    
    .hamburger {
        display: none;
    }
    
    .mobile-menu {
        display: none;
    }
    
    .hero-content {
        flex-direction: row;
        align-items: center;
    }
    
    .hero-image {
        order: 1;
        flex: 1;
    }
    
    .hero-text {
        order: 2;
        flex: 1;
        text-align: left;
    }
    
    .hero-title {
        font-size: 40px;
    }
    
    .hero-cta {
        margin-left: 0;
    }
    
    .what-is-content {
        flex-direction: row;
    }
    
    .what-is-text {
        order: 1;
        flex: 1;
    }
    
    .what-is-image {
        order: 2;
        flex: 1;
    }
    
    .guarantee-content {
        flex-direction: row;
    }
    
    .guarantee-image {
        order: 1;
        flex: 1;
    }
    
    .guarantee-text {
        order: 2;
        flex: 1;
    }
    
    .final-cta-content {
        flex-direction: row;
        text-align: left;
    }
    
    .footer-links {
        flex-direction: row;
        justify-content: center;
        gap: 30px;
    }
}

/* Small laptops (1024px+) */
@media (min-width: 1024px) {
    .section-title {
        font-size: 42px;
    }
    
    .hero-title {
        font-size: 48px;
    }
    
    .badges-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .reviews-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .pricing-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .purchase-notification {
        max-width: 350px;
    }
}

/* Desktop (1440px+) */
@media (min-width: 1440px) {
    .hero-section {
        padding: 120px 0 80px;
    }
    
    .hero-title {
        font-size: 52px;
    }
}

/* Reduce motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Print styles */
@media print {
    .header,
    .scroll-top,
    .popup,
    .purchase-notification {
        display: none !important;
    }
}