/* ============================================
   GLUCOCIL - MEDICAL PROFESSIONAL DESIGN
   Clean Blue Tones - Trust-Building Elements
   Mobile-First Responsive Styles
   ============================================ */

/* 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: #1a202c;
    background: #ffffff;
    overflow-x: hidden;
}

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

/* Typography */
h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 1rem;
    color: #1E40AF;
}

h1 {
    font-size: 28px;
}

h2 {
    font-size: 24px;
}

h3 {
    font-size: 20px;
}

p {
    margin-bottom: 1rem;
    font-size: 16px;
    line-height: 1.8;
    color: #4a5568;
}

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

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

/* Section Spacing */
section {
    padding: 50px 0;
    position: relative;
}

.section-title {
    text-align: center;
    font-size: 28px;
    color: #1E40AF;
    margin-bottom: 2.5rem;
    font-weight: 700;
    position: relative;
}

.section-title:after {
    content: '';
    position: absolute;
    bottom: -12px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #3B82F6, #93C5FD);
    border-radius: 2px;
}

.white-title {
    color: #ffffff;
}

.white-title:after {
    background: linear-gradient(90deg, #ffffff, rgba(255, 255, 255, 0.5));
}

.professional-heading {
    font-weight: 700;
    letter-spacing: -0.5px;
}

/* Professional Title Styling */
.professional-title {
    background: linear-gradient(135deg, #1E40AF 0%, #3B82F6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Fade In Animation */
.fade-in {
    opacity: 0;
    animation: fade-in 0.8s ease-out forwards;
}

.delay-1 {
    animation-delay: 0.2s;
}

.delay-2 {
    animation-delay: 0.4s;
}

.delay-3 {
    animation-delay: 0.6s;
}

.delay-4 {
    animation-delay: 0.8s;
}

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

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: #ffffff;
    box-shadow: 0 2px 20px rgba(30, 64, 175, 0.1);
    z-index: 1000;
    transition: all 0.3s ease;
    border-bottom: 2px solid #3B82F6;
}

.navbar.scrolled {
    padding: 5px 0;
    box-shadow: 0 4px 30px rgba(30, 64, 175, 0.15);
}

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

.logo a {
    font-size: 24px;
    font-weight: 700;
    color: #1E40AF;
    display: flex;
    align-items: center;
    gap: 8px;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.mobile-menu-toggle span {
    width: 30px;
    height: 3px;
    background: #1E40AF;
    margin: 4px 0;
    transition: all 0.3s ease;
    border-radius: 2px;
}

.nav-links {
    display: flex;
    list-style: none;
    align-items: center;
    gap: 35px;
}

.nav-link {
    color: #1a202c;
    font-weight: 600;
    font-size: 15px;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link:after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 3px;
    background: #3B82F6;
    transition: width 0.3s ease;
    border-radius: 2px;
}

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

.nav-link:hover {
    color: #1E40AF;
}

.cta-btn-nav {
    background: linear-gradient(135deg, #1E40AF 0%, #3B82F6 100%);
    color: #ffffff;
    padding: 12px 28px;
    border-radius: 8px;
    font-weight: 700;
    transition: all 0.3s ease;
    min-height: 48px;
    display: flex;
    align-items: center;
    box-shadow: 0 4px 15px rgba(30, 64, 175, 0.3);
}

.cta-btn-nav:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(30, 64, 175, 0.4);
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 70px;
        right: -100%;
        width: 280px;
        height: calc(100vh - 70px);
        background: #ffffff;
        flex-direction: column;
        align-items: flex-start;
        padding: 30px;
        box-shadow: -5px 0 20px rgba(30, 64, 175, 0.15);
        transition: right 0.3s ease;
        gap: 20px;
        border-left: 3px solid #3B82F6;
    }

    .nav-links.active {
        right: 0;
    }

    .cta-btn-nav {
        width: 100%;
        justify-content: center;
    }

    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(9px, 9px);
    }

    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }

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

/* ============================================
   HERO SECTION
   ============================================ */
.hero-section {
    margin-top: 80px;
    padding: 60px 0;
    background: linear-gradient(135deg, #EFF6FF 0%, #DBEAFE 50%, #ffffff 100%);
    position: relative;
    overflow: hidden;
    min-height: 600px;
}

.hero-wave-bg {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    overflow: hidden;
    line-height: 0;
}

.hero-wave-bg svg {
    position: relative;
    display: block;
    width: calc(100% + 1.3px);
    height: 120px;
}

.hero-wave-bg .wave path {
    fill: #ffffff;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    align-items: center;
    position: relative;
    z-index: 2;
}

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

.medical-frame {
    position: relative;
    display: inline-block;
    padding: 20px;
}

.pulse-circle {
    position: absolute;
    border: 3px solid #3B82F6;
    border-radius: 50%;
    opacity: 0;
    animation: pulse-expand 3s ease-in-out infinite;
}

.circle-1 {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 250px;
    height: 250px;
    animation-delay: 0s;
}

.circle-2 {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 300px;
    height: 300px;
    animation-delay: 1s;
}

.circle-3 {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 350px;
    height: 350px;
    animation-delay: 2s;
}

@keyframes pulse-expand {
    0% {
        transform: translate(-50%, -50%) scale(0.8);
        opacity: 0;
    }
    50% {
        opacity: 0.5;
    }
    100% {
        transform: translate(-50%, -50%) scale(1.2);
        opacity: 0;
    }
}

.product-bottle {
    max-width: 350px;
    margin: 0 auto;
    filter: drop-shadow(0 15px 35px rgba(30, 64, 175, 0.3));
    position: relative;
    z-index: 3;
}

.gentle-float {
    animation: gentle-float 4s ease-in-out infinite;
}

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

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

.hero-title {
    font-size: 28px;
    margin-bottom: 1.5rem;
    line-height: 1.3;
    font-weight: 700;
}

.hero-description {
    font-size: 16px;
    color: #4a5568;
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: linear-gradient(135deg, #1E40AF 0%, #3B82F6 100%);
    color: #ffffff;
    padding: 16px 32px;
    border-radius: 8px;
    font-weight: 700;
    font-size: 16px;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    min-height: 50px;
    justify-content: center;
    box-shadow: 0 6px 20px rgba(30, 64, 175, 0.3);
}

.cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(30, 64, 175, 0.4);
}

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

.cta-btn-large {
    font-size: 18px;
    padding: 18px 40px;
}

.professional-btn {
    background: linear-gradient(135deg, #1E40AF 0%, #3B82F6 100%);
    position: relative;
    overflow: hidden;
}

.professional-btn:before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

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

.trust-badges {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
    margin-top: 2rem;
}

.trust-item {
    background: #ffffff;
    padding: 10px 20px;
    border-radius: 25px;
    font-size: 14px;
    font-weight: 600;
    color: #1E40AF;
    border: 2px solid #3B82F6;
    box-shadow: 0 3px 10px rgba(30, 64, 175, 0.15);
}

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

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

    .hero-title {
        font-size: 32px;
    }

    .trust-badges {
        justify-content: flex-start;
    }
}

/* Desktop */
@media (min-width: 1024px) {
    .hero-title {
        font-size: 42px;
    }

    .hero-description {
        font-size: 18px;
    }

    .section-title {
        font-size: 36px;
    }
}

/* ============================================
   PROFESSIONAL CARDS
   ============================================ */
.professional-card {
    background: #ffffff;
    border: 1px solid #E5E7EB;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(30, 64, 175, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.professional-card:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #1E40AF, #3B82F6);
}

.professional-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(30, 64, 175, 0.2);
    border-color: #3B82F6;
}

/* ============================================
   WHY CHOOSE US
   ============================================ */
.why-choose-section {
    background: #ffffff;
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 25px;
}

.feature-card {
    padding: 30px;
    text-align: center;
    transition: all 0.3s ease;
}

.feature-icon {
    margin-bottom: 15px;
}

.feature-icon img {
    max-width: 80px;
    margin: 0 auto;
    filter: drop-shadow(0 3px 8px rgba(30, 64, 175, 0.2));
}

.feature-card h3 {
    color: #1E40AF;
    margin-bottom: 10px;
    font-size: 20px;
    font-weight: 700;
}

.feature-card p {
    color: #4a5568;
    font-size: 15px;
    line-height: 1.7;
}

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

@media (min-width: 992px) {
    .features-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 30px;
    }
}

/* ============================================
   WHAT IS SECTION
   ============================================ */
.what-is-section {
    background: linear-gradient(135deg, #EFF6FF 0%, #ffffff 100%);
}

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

.what-is-content p {
    color: #4a5568;
    margin-bottom: 1.2rem;
    line-height: 1.8;
}

.what-is-image {
    text-align: center;
}

.image-professional-frame {
    position: relative;
    display: inline-block;
    padding: 15px;
    background: #ffffff;
    border-radius: 15px;
    border: 2px solid #3B82F6;
    box-shadow: 0 8px 30px rgba(30, 64, 175, 0.15);
}

.image-professional-frame img {
    border-radius: 12px;
}

@media (min-width: 768px) {
    .what-is-container {
        grid-template-columns: 1.2fr 1fr;
    }
}

/* ============================================
   HOW IT WORKS - ACCORDION
   ============================================ */
.how-it-works-section {
    background: #ffffff;
}

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

.professional-accordion .accordion-item {
    margin-bottom: 15px;
    border-radius: 12px;
    overflow: hidden;
}

.medical-accordion {
    background: #ffffff;
    border: 2px solid #E5E7EB;
    box-shadow: 0 3px 12px rgba(30, 64, 175, 0.08);
    transition: all 0.3s ease;
}

.medical-accordion:hover {
    border-color: #3B82F6;
    box-shadow: 0 5px 20px rgba(30, 64, 175, 0.15);
}

.accordion-header {
    width: 100%;
    background: transparent;
    border: none;
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-size: 16px;
    font-weight: 700;
    color: #1a202c;
    transition: all 0.3s ease;
    min-height: 48px;
    text-align: left;
}

.accordion-header:hover {
    color: #1E40AF;
}

.accordion-icon {
    transition: transform 0.3s ease;
    stroke: #3B82F6;
    flex-shrink: 0;
}

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

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

.accordion-content p {
    padding: 0 20px 20px;
    color: #4a5568;
    line-height: 1.8;
}

.accordion-item.active .accordion-content {
    max-height: 800px;
}

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

/* ============================================
   CUSTOMER REVIEWS
   ============================================ */
.reviews-section {
    background: linear-gradient(135deg, #EFF6FF 0%, #DBEAFE 100%);
}

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

.review-card {
    padding: 25px;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.medical-review {
    background: #ffffff;
    border: 2px solid #E5E7EB;
    box-shadow: 0 6px 20px rgba(30, 64, 175, 0.1);
    position: relative;
    overflow: hidden;
}

.medical-review:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, #1E40AF, #3B82F6, #93C5FD);
}

.medical-review:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 15px 40px rgba(30, 64, 175, 0.2);
    border-color: #3B82F6;
}

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

.review-image {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    border: 3px solid #3B82F6;
    box-shadow: 0 4px 15px rgba(30, 64, 175, 0.3);
}

.review-info h4 {
    color: #1a202c;
    font-size: 18px;
    margin-bottom: 5px;
    font-weight: 700;
}

.review-location {
    color: #718096;
    font-size: 14px;
    font-weight: 600;
}

.star-rating {
    color: #F59E0B;
    font-size: 18px;
    margin-top: 5px;
}

.review-text {
    color: #4a5568;
    line-height: 1.7;
    font-style: italic;
}

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

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

/* ============================================
   PRICING SECTION
   ============================================ */
.pricing-section {
    background: linear-gradient(135deg, #1E40AF 0%, #3B82F6 100%);
    color: white;
    position: relative;
    overflow: hidden;
}

.pricing-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="60" height="60" viewBox="0 0 60 60" xmlns="http://www.w3.org/2000/svg"><path d="M0 0h60v60H0z" fill="none"/><path d="M30 0L35 25L60 30L35 35L30 60L25 35L0 30L25 25z" fill="rgba(255,255,255,0.05)"/></svg>');
    opacity: 0.3;
}

.pricing-subtitle {
    text-align: center;
    font-size: 18px;
    margin-bottom: 2rem;
    opacity: 0.95;
    font-weight: 600;
}

.countdown-timer {
    border-radius: 15px;
    padding: 25px;
    max-width: 500px;
    margin: 0 auto 3rem;
    text-align: center;
}

.medical-timer {
    background: #ffffff;
    border: 3px solid #93C5FD;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.timer-label {
    font-size: 16px;
    margin-bottom: 15px;
    font-weight: 700;
    color: #1E40AF;
}

.timer-display {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
}

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

.professional-timer {
    background: linear-gradient(135deg, #1E40AF, #3B82F6);
    padding: 15px 20px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(30, 64, 175, 0.3);
}

.timer-number {
    font-size: 44px;
    font-weight: 700;
    line-height: 1;
    color: #ffffff;
}

.timer-text {
    font-size: 12px;
    margin-top: 8px;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 700;
    color: #ffffff;
}

.timer-separator {
    font-size: 36px;
    font-weight: 700;
    color: #1E40AF;
}

.pricing-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 25px;
    margin-bottom: 2rem;
    position: relative;
    z-index: 1;
}

.pricing-card {
    background: #ffffff;
    border-radius: 15px;
    padding: 30px;
    text-align: center;
    position: relative;
    transition: all 0.3s ease;
    color: #1a202c;
}

.medical-pricing {
    border: 2px solid #E5E7EB;
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.15);
}

.medical-pricing:hover {
    transform: translateY(-15px);
    box-shadow: 0 15px 45px rgba(0, 0, 0, 0.25);
    border-color: #3B82F6;
}

.medical-pricing.featured {
    border: 3px solid #F59E0B;
    transform: scale(1.05);
    background: linear-gradient(135deg, #FFF7ED 0%, #ffffff 100%);
    box-shadow: 0 15px 50px rgba(245, 158, 11, 0.3);
}

.popular-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    padding: 8px 20px;
    border-radius: 20px;
    font-weight: 700;
    font-size: 12px;
    letter-spacing: 1px;
    color: #ffffff;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.medical-badge {
    background: linear-gradient(135deg, #1E40AF, #3B82F6);
}

.pricing-label {
    font-size: 14px;
    font-weight: 700;
    color: #3B82F6;
    margin-bottom: 10px;
    letter-spacing: 1px;
}

.premium-label {
    color: #F59E0B;
}

.pricing-package {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 5px;
    color: #1a202c;
}

.pricing-supply {
    font-size: 14px;
    color: #718096;
    margin-bottom: 20px;
    font-weight: 600;
}

.pricing-image {
    margin: 20px 0;
}

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

.pricing-price {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 10px;
}

.medical-price {
    color: #1E40AF;
}

.pricing-total {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
}

.old-price {
    font-size: 20px;
    color: #718096;
    text-decoration: line-through;
    font-weight: 700;
}

.new-price {
    font-size: 30px;
    font-weight: 700;
    color: #1E40AF;
}

.featured-price {
    color: #F59E0B;
}

.bonus-badges {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 20px;
}

.bonus-badge {
    background: linear-gradient(135deg, #1E40AF, #3B82F6);
    color: #ffffff;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    box-shadow: 0 3px 10px rgba(30, 64, 175, 0.3);
}

.pricing-btn {
    display: block;
    margin: 20px auto;
    transition: transform 0.3s ease;
}

.pricing-btn img {
    max-width: 200px;
    margin: 0 auto;
}

.pricing-btn:hover {
    transform: scale(1.1);
}

.featured-btn:hover {
    transform: scale(1.15);
}

.payment-logos {
    margin-top: 15px;
}

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

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

.rating-image img {
    max-width: 400px;
    margin: 0 auto;
}

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

    .pricing-card.featured {
        grid-column: 1 / -1;
    }
}

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

    .pricing-card.featured {
        grid-column: auto;
    }

    .timer-number {
        font-size: 52px;
    }
}

/* ============================================
   INGREDIENTS
   ============================================ */
.ingredients-section {
    background: linear-gradient(135deg, #ffffff 0%, #EFF6FF 100%);
}

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

.ingredient-card {
    padding: 25px;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.medical-ingredient {
    background: #ffffff;
    border: 2px solid #E5E7EB;
    box-shadow: 0 4px 15px rgba(30, 64, 175, 0.08);
}

.medical-ingredient:hover {
    transform: translateX(10px);
    box-shadow: 0 8px 25px rgba(30, 64, 175, 0.15);
    border-color: #3B82F6;
}

.ingredient-card h3 {
    color: #1E40AF;
    margin-bottom: 10px;
    font-size: 18px;
    font-weight: 700;
}

.ingredient-card p {
    color: #4a5568;
    font-size: 15px;
    line-height: 1.7;
}

@media (min-width: 768px) {
    .ingredients-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 25px;
    }
}

/* ============================================
   SCIENTIFIC EVIDENCE
   ============================================ */
.scientific-section {
    background: #ffffff;
}

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

.scientific-item {
    padding: 25px;
    margin-bottom: 20px;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.medical-science {
    background: #ffffff;
    border: 2px solid #E5E7EB;
    box-shadow: 0 4px 20px rgba(30, 64, 175, 0.1);
}

.medical-science:hover {
    transform: translateX(15px);
    box-shadow: 0 8px 30px rgba(30, 64, 175, 0.2);
    border-color: #3B82F6;
}

.scientific-item h3 {
    color: #1E40AF;
    margin-bottom: 12px;
    font-size: 19px;
    font-weight: 700;
}

.scientific-item p {
    color: #4a5568;
    line-height: 1.8;
}

/* ============================================
   MONEY BACK GUARANTEE
   ============================================ */
.guarantee-section {
    background: linear-gradient(135deg, #EFF6FF 0%, #DBEAFE 100%);
}

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

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

.guarantee-frame {
    display: inline-block;
    padding: 15px;
    background: #ffffff;
    border-radius: 15px;
    border: 3px solid #3B82F6;
    box-shadow: 0 8px 30px rgba(30, 64, 175, 0.2);
}

.medical-frame {
    border-color: #1E40AF;
}

.guarantee-frame img {
    max-width: 300px;
    margin: 0 auto;
    border-radius: 12px;
}

.guarantee-points {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.guarantee-point {
    padding: 20px;
    border-radius: 12px;
}

.medical-guarantee {
    background: #ffffff;
    border: 2px solid #E5E7EB;
    box-shadow: 0 4px 15px rgba(30, 64, 175, 0.1);
}

.guarantee-point h3 {
    color: #1E40AF;
    margin-bottom: 10px;
    font-size: 20px;
    font-weight: 700;
}

.guarantee-point p {
    color: #4a5568;
    line-height: 1.7;
}

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

/* ============================================
   BENEFITS
   ============================================ */
.benefits-section {
    background: #ffffff;
}

.benefits-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
    max-width: 900px;
    margin: 0 auto;
}

.benefit-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    padding: 20px;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.medical-benefit {
    background: #ffffff;
    border: 2px solid #E5E7EB;
    box-shadow: 0 4px 15px rgba(30, 64, 175, 0.08);
}

.medical-benefit:hover {
    transform: translateX(15px);
    box-shadow: 0 8px 25px rgba(30, 64, 175, 0.15);
    border-color: #3B82F6;
}

.benefit-icon {
    width: 44px;
    height: 44px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-weight: 700;
    font-size: 24px;
    color: #ffffff;
}

.medical-icon {
    background: linear-gradient(135deg, #1E40AF, #3B82F6);
}

.benefit-text h3 {
    color: #1a202c;
    font-size: 18px;
    margin-bottom: 5px;
    font-weight: 700;
}

.benefit-text p {
    color: #4a5568;
    font-size: 15px;
    line-height: 1.6;
}

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

/* ============================================
   FAQ SECTION
   ============================================ */
.faq-section {
    background: linear-gradient(135deg, #EFF6FF 0%, #ffffff 100%);
}

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

.medical-faq .faq-item {
    margin-bottom: 15px;
    border-radius: 12px;
    overflow: hidden;
}

.medical-faq-item {
    background: #ffffff;
    border: 2px solid #E5E7EB;
    box-shadow: 0 3px 15px rgba(30, 64, 175, 0.08);
    transition: all 0.3s ease;
}

.medical-faq-item:hover {
    border-color: #3B82F6;
    box-shadow: 0 5px 25px rgba(30, 64, 175, 0.15);
}

.faq-question {
    width: 100%;
    background: transparent;
    border: none;
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-size: 16px;
    font-weight: 700;
    color: #1a202c;
    transition: all 0.3s ease;
    min-height: 48px;
    text-align: left;
}

.faq-question:hover {
    color: #1E40AF;
}

.faq-icon {
    transition: transform 0.3s ease;
    stroke: #3B82F6;
    flex-shrink: 0;
}

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-answer p {
    padding: 0 20px 20px;
    color: #4a5568;
    line-height: 1.8;
}

.faq-item.active .faq-answer {
    max-height: 700px;
}

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

/* ============================================
   FINAL CTA SECTION
   ============================================ */
.final-cta-section {
    background: linear-gradient(135deg, #1E40AF 0%, #3B82F6 100%);
    overflow: hidden;
    position: relative;
}

.cta-pulse-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
}

.pulse-wave {
    position: absolute;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.2), transparent);
    border-radius: 50%;
    animation: wave-pulse 6s ease-in-out infinite;
}

.wave-1 {
    top: 10%;
    left: 10%;
}

.wave-2 {
    top: 50%;
    right: 15%;
    animation-delay: -2s;
}

.wave-3 {
    bottom: 10%;
    left: 40%;
    animation-delay: -4s;
}

@keyframes wave-pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.3;
    }
    50% {
        transform: scale(1.5);
        opacity: 0.6;
    }
}

.final-cta-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    align-items: center;
    text-align: center;
    position: relative;
    z-index: 1;
}

.final-cta-image {
    position: relative;
}

.final-medical-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(147, 197, 253, 0.4) 0%, transparent 70%);
    border-radius: 50%;
    animation: glow-pulse 3s ease-in-out infinite;
}

@keyframes glow-pulse {
    0%, 100% {
        transform: translate(-50%, -50%) scale(0.9);
        opacity: 0.5;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.1);
        opacity: 0.8;
    }
}

.final-product-img {
    max-width: 350px;
    margin: 0 auto;
    filter: drop-shadow(0 20px 50px rgba(0, 0, 0, 0.3));
    position: relative;
    z-index: 1;
}

.smooth-float {
    animation: smooth-float 3s ease-in-out infinite;
}

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

.final-cta-content {
    color: #ffffff;
}

.final-cta-title {
    font-size: 28px;
    margin-bottom: 1.5rem;
    line-height: 1.3;
    font-weight: 700;
    color: #ffffff;
}

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

.final-regular-price {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 600;
}

.final-special-price {
    font-size: 38px;
    font-weight: 700;
}

.final-cta-btn {
    margin: 0 auto 1rem;
}

.final-cta-note {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 600;
}

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

    .final-pricing {
        align-items: flex-start;
    }

    .final-cta-btn {
        margin: 0 0 1rem 0;
    }

    .final-cta-title {
        font-size: 32px;
    }
}

@media (min-width: 1024px) {
    .final-cta-title {
        font-size: 40px;
    }

    .final-special-price {
        font-size: 48px;
    }
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: #1a202c;
    color: white;
    padding: 50px 0 30px;
    border-top: 4px solid #3B82F6;
}

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

.footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 15px;
    margin-bottom: 2rem;
}

.footer-links a {
    color: white;
    font-size: 14px;
    transition: color 0.3s ease;
    font-weight: 600;
}

.footer-links a:hover {
    color: #3B82F6;
}

.footer-separator {
    color: #718096;
}

.footer-disclaimer {
    max-width: 900px;
    margin: 0 auto 2rem;
}

.footer-disclaimer p {
    font-size: 13px;
    line-height: 1.7;
    color: #cbd5e0;
}

.footer-social {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 2rem;
}

.social-link {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, #1E40AF, #3B82F6);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.social-link:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.4);
}

.footer-copyright p {
    font-size: 13px;
    color: #718096;
    font-weight: 600;
}

/* ============================================
   SCROLL TO TOP BUTTON
   ============================================ */
.scroll-top-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 56px;
    height: 56px;
    color: #ffffff;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 25px rgba(30, 64, 175, 0.3);
}

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

.scroll-top-btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 35px rgba(30, 64, 175, 0.4);
}

/* ============================================
   PURCHASE NOTIFICATION
   ============================================ */
.purchase-notification {
    position: fixed;
    bottom: 30px;
    left: 30px;
    border-radius: 12px;
    padding: 15px;
    transform: translateX(-400px);
    transition: transform 0.5s ease;
    z-index: 998;
    max-width: 320px;
}

.medical-notification {
    background: #ffffff;
    border: 2px solid #3B82F6;
    box-shadow: 0 8px 30px rgba(30, 64, 175, 0.3);
}

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

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

.notification-icon {
    width: 44px;
    height: 44px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
    color: #ffffff;
}

.notification-text {
    font-size: 14px;
    color: #1a202c;
    font-weight: 600;
}

.notification-text strong {
    display: block;
    margin-bottom: 2px;
    font-weight: 700;
}

.notification-text p {
    color: #718096;
    font-size: 12px;
    margin: 0;
    font-weight: 600;
}

@media (max-width: 576px) {
    .purchase-notification {
        left: 20px;
        right: 20px;
        max-width: calc(100% - 40px);
    }
}

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