/* ===================================
   ADVANCED MUSCLE PLUS - STYLES.CSS
   Modern Gradient Design with Full Mobile Responsiveness
   =================================== */

/* ===================================
   CSS 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: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background: #f8f9fa;
    overflow-x: hidden;
}

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

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

ul, ol {
    list-style: none;
}

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

/* ===================================
   UTILITY CLASSES
   =================================== */

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

@media (min-width: 768px) {
    .container {
        padding: 0 40px;
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 60px;
    }
}

.section-heading {
    font-size: 28px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #4F46E5, #06B6D4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

@media (min-width: 768px) {
    .section-heading {
        font-size: 36px;
        margin-bottom: 30px;
    }
}

@media (min-width: 1024px) {
    .section-heading {
        font-size: 42px;
        margin-bottom: 40px;
    }
}

.section-subheading {
    text-align: center;
    font-size: 16px;
    color: #666;
    margin-bottom: 30px;
}

@media (min-width: 768px) {
    .section-subheading {
        font-size: 18px;
    }
}

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

.btn {
    display: inline-block;
    padding: 14px 28px;
    font-size: 16px;
    font-weight: 600;
    text-align: center;
    border-radius: 50px;
    transition: all 0.3s ease;
    cursor: pointer;
    min-height: 48px;
    line-height: 1.5;
}

.btn-primary {
    background: linear-gradient(135deg, #4F46E5, #06B6D4);
    color: #fff;
    box-shadow: 0 4px 15px rgba(79, 70, 229, 0.3);
}

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

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

.btn-large {
    padding: 18px 40px;
    font-size: 18px;
    min-height: 56px;
}

@media (max-width: 768px) {
    .btn-large {
        width: 100%;
        padding: 16px 30px;
    }
}

.btn-cta {
    background: linear-gradient(135deg, #06B6D4, #4F46E5);
    animation: pulse-glow 2s infinite;
}

@keyframes pulse-glow {
    0%, 100% {
        box-shadow: 0 4px 20px rgba(6, 182, 212, 0.4);
    }
    50% {
        box-shadow: 0 6px 30px rgba(79, 70, 229, 0.6);
    }
}

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

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    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 {
    padding: 8px 0;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.navbar {
    padding: 15px 0;
}

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

.logo a {
    font-size: 20px;
    font-weight: 700;
    background: linear-gradient(135deg, #4F46E5, #06B6D4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

@media (min-width: 768px) {
    .logo a {
        font-size: 24px;
    }
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 30px;
}

@media (max-width: 767px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: linear-gradient(135deg, #4F46E5, #06B6D4);
        flex-direction: column;
        justify-content: center;
        gap: 30px;
        transition: right 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
        box-shadow: -5px 0 25px rgba(0, 0, 0, 0.3);
    }

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

    .nav-menu li a {
        color: #fff;
        font-size: 18px;
    }
}

.nav-link {
    font-size: 16px;
    font-weight: 500;
    color: #333;
    transition: color 0.3s ease;
}

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

.btn-nav {
    padding: 10px 24px;
    min-height: 44px;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 30px;
    height: 30px;
    justify-content: center;
    z-index: 1001;
}

@media (max-width: 767px) {
    .hamburger {
        display: flex;
    }
}

.hamburger span {
    width: 100%;
    height: 3px;
    background: linear-gradient(135deg, #4F46E5, #06B6D4);
    border-radius: 3px;
    transition: all 0.3s ease;
}

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

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

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

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

.hero-section {
    padding: 120px 0 60px;
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.05), rgba(6, 182, 212, 0.05));
    overflow: hidden;
}

@media (min-width: 768px) {
    .hero-section {
        padding: 140px 0 80px;
    }
}

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

@media (min-width: 768px) {
    .hero-container {
        grid-template-columns: 1fr 1fr;
        gap: 60px;
    }
}

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

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

.animated-product {
    animation: float-product 3s ease-in-out infinite;
    filter: drop-shadow(0 10px 30px rgba(79, 70, 229, 0.3));
    max-width: 300px;
}

@media (min-width: 768px) {
    .animated-product {
        max-width: 100%;
    }
}

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

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

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

.hero-headline {
    font-size: 28px;
    font-weight: 800;
    line-height: 1.3;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #4F46E5, #06B6D4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

@media (min-width: 768px) {
    .hero-headline {
        font-size: 36px;
    }
}

@media (min-width: 1024px) {
    .hero-headline {
        font-size: 44px;
    }
}

.hero-description {
    font-size: 16px;
    line-height: 1.8;
    color: #555;
    margin-bottom: 15px;
}

@media (min-width: 768px) {
    .hero-description {
        font-size: 17px;
    }
}

/* Fade-in animations */
.fade-in-up {
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
}

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

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

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

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

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

.why-choose-section {
    padding: 60px 0;
    background: #fff;
}

@media (min-width: 768px) {
    .why-choose-section {
        padding: 80px 0;
    }
}

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

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

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

.badge-card {
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.05), rgba(6, 182, 212, 0.05));
    padding: 30px 20px;
    border-radius: 20px;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 2px solid transparent;
}

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

.badge-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.badge-title {
    font-size: 18px;
    font-weight: 700;
    color: #4F46E5;
    margin-bottom: 10px;
}

.badge-description {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
}

/* Slide-up animation for cards */
.badge-card[data-animate="slide-up"] {
    opacity: 0;
    transform: translateY(50px);
}

.badge-card[data-animate="slide-up"].animated {
    animation: slideUp 0.6s ease forwards;
}

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

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

.what-is-section {
    padding: 60px 0;
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.03), rgba(6, 182, 212, 0.03));
}

@media (min-width: 768px) {
    .what-is-section {
        padding: 80px 0;
    }
}

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

@media (min-width: 768px) {
    .content-split {
        grid-template-columns: 1fr 1fr;
        gap: 60px;
    }
}

.content-text p {
    font-size: 16px;
    line-height: 1.8;
    color: #555;
    margin-bottom: 20px;
}

.content-image {
    order: -1;
}

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

.content-image img {
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

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

.how-it-works-section {
    padding: 60px 0;
    background: #fff;
}

@media (min-width: 768px) {
    .how-it-works-section {
        padding: 80px 0;
    }
}

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

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

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

.accordion-header {
    width: 100%;
    padding: 20px 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 16px;
    font-weight: 600;
    color: #333;
    cursor: pointer;
    transition: all 0.3s ease;
    min-height: 48px;
}

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

.accordion-header:hover {
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.05), rgba(6, 182, 212, 0.05));
}

.accordion-icon {
    font-size: 24px;
    font-weight: 300;
    color: #4F46E5;
    transition: transform 0.3s ease;
}

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

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

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

.accordion-content p {
    padding: 0 25px 25px;
    font-size: 15px;
    line-height: 1.8;
    color: #666;
}

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

.reviews-section {
    padding: 60px 0;
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.05), rgba(6, 182, 212, 0.05));
}

@media (min-width: 768px) {
    .reviews-section {
        padding: 80px 0;
    }
}

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

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

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

.review-card {
    background: #fff;
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.4s ease;
}

.review-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 15px 40px rgba(79, 70, 229, 0.15);
}

.review-card[data-animate="fade-in"] {
    opacity: 0;
    transform: scale(0.9);
}

.review-card[data-animate="fade-in"].animated {
    animation: fadeInScale 0.6s ease forwards;
}

@keyframes fadeInScale {
    to {
        opacity: 1;
        transform: scale(1);
    }
}

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

.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: #333;
    margin-bottom: 2px;
}

.reviewer-location {
    font-size: 13px;
    color: #999;
    margin-bottom: 5px;
}

.star-rating {
    color: #FFD700;
    font-size: 16px;
    letter-spacing: 2px;
}

.review-text {
    font-size: 15px;
    line-height: 1.7;
    color: #555;
    font-style: italic;
}

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

.pricing-section {
    padding: 60px 0;
    background: #fff;
}

@media (min-width: 768px) {
    .pricing-section {
        padding: 80px 0;
    }
}

.countdown-timer {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin-bottom: 50px;
    background: linear-gradient(135deg, #4F46E5, #06B6D4);
    padding: 20px;
    border-radius: 15px;
    max-width: 300px;
    margin-left: auto;
    margin-right: auto;
}

.timer-box {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: 15px 20px;
    border-radius: 10px;
    text-align: center;
}

.timer-number {
    display: block;
    font-size: 36px;
    font-weight: 700;
    color: #fff;
    line-height: 1;
}

.timer-label {
    display: block;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.9);
    text-transform: uppercase;
    margin-top: 5px;
}

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

.pricing-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
    margin-bottom: 40px;
}

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

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

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

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

.pricing-card.featured {
    border-color: #4F46E5;
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.05), rgba(6, 182, 212, 0.05));
    transform: scale(1.05);
}

@media (max-width: 991px) {
    .pricing-card.featured {
        transform: scale(1);
    }
}

.most-popular-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #4F46E5, #06B6D4);
    color: #fff;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
}

.pricing-label {
    font-size: 14px;
    font-weight: 700;
    color: #4F46E5;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.pricing-package {
    font-size: 24px;
    font-weight: 700;
    color: #333;
    margin-bottom: 5px;
}

.pricing-supply {
    font-size: 14px;
    color: #666;
    margin-bottom: 20px;
}

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

.pricing-image img {
    max-width: 150px;
    margin: 0 auto;
}

.pricing-price {
    margin-bottom: 10px;
}

.price-per {
    font-size: 42px;
    font-weight: 700;
    color: #4F46E5;
}

.price-label {
    display: block;
    font-size: 14px;
    color: #666;
}

.pricing-total {
    margin-bottom: 20px;
}

.old-price {
    font-size: 20px;
    color: #999;
    text-decoration: line-through;
    margin-right: 10px;
}

.new-price {
    font-size: 28px;
    font-weight: 700;
    color: #06B6D4;
}

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

.bonus-badge {
    background: linear-gradient(135deg, #10B981, #059669);
    color: #fff;
    padding: 8px 15px;
    border-radius: 8px;
    font-size: 12px;
    font-weight: 600;
}

.btn-pricing {
    width: 100%;
    background: linear-gradient(135deg, #4F46E5, #06B6D4);
    color: #fff;
    padding: 14px 30px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 20px;
    min-height: 50px;
}

.btn-pricing:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 25px rgba(79, 70, 229, 0.3);
}

.btn-featured {
    background: linear-gradient(135deg, #06B6D4, #10B981);
}

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

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

.rating-image {
    max-width: 250px;
    margin: 0 auto;
}

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

.ingredients-section {
    padding: 60px 0;
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.03), rgba(6, 182, 212, 0.03));
}

@media (min-width: 768px) {
    .ingredients-section {
        padding: 80px 0;
    }
}

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

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

@media (min-width: 992px) {
    .ingredients-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 30px;
    }
}

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

.ingredient-card:hover {
    transform: translateX(10px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    border-left-color: #06B6D4;
}

.ingredient-name {
    font-size: 18px;
    font-weight: 700;
    color: #4F46E5;
    margin-bottom: 10px;
}

.ingredient-description {
    font-size: 14px;
    line-height: 1.7;
    color: #666;
}

/* ===================================
   SCIENTIFIC EVIDENCE SECTION
   =================================== */

.scientific-section {
    padding: 60px 0;
    background: #fff;
}

@media (min-width: 768px) {
    .scientific-section {
        padding: 80px 0;
    }
}

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

.science-item {
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.05), rgba(6, 182, 212, 0.05));
    border-radius: 15px;
    margin-bottom: 15px;
    overflow: hidden;
}

.science-header {
    width: 100%;
    padding: 20px 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 16px;
    font-weight: 600;
    color: #333;
    cursor: pointer;
    min-height: 48px;
}

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

.science-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
}

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

.science-content p {
    padding: 0 25px 25px;
    font-size: 15px;
    line-height: 1.8;
    color: #666;
}

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

.guarantee-section {
    padding: 60px 0;
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.05), rgba(6, 182, 212, 0.05));
}

@media (min-width: 768px) {
    .guarantee-section {
        padding: 80px 0;
    }
}

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

@media (min-width: 768px) {
    .guarantee-split {
        grid-template-columns: 1fr 1fr;
        gap: 60px;
    }
}

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

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

.guarantee-point h3 {
    font-size: 20px;
    font-weight: 700;
    color: #4F46E5;
    margin-bottom: 10px;
}

.guarantee-point p {
    font-size: 15px;
    line-height: 1.7;
    color: #666;
}

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

.benefits-section {
    padding: 60px 0;
    background: #fff;
}

@media (min-width: 768px) {
    .benefits-section {
        padding: 80px 0;
    }
}

.benefits-list {
    max-width: 900px;
    margin: 0 auto;
    display: grid;
    gap: 20px;
}

.benefits-list li {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.05), rgba(6, 182, 212, 0.05));
    padding: 25px;
    border-radius: 15px;
    transition: all 0.3s ease;
}

.benefits-list li:hover {
    transform: translateX(10px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
}

.checkmark {
    width: 30px;
    height: 30px;
    flex-shrink: 0;
    background: linear-gradient(135deg, #4F46E5, #06B6D4);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 18px;
}

.benefits-list h3 {
    font-size: 18px;
    font-weight: 700;
    color: #333;
    margin-bottom: 5px;
}

.benefits-list p {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
}

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

.faq-section {
    padding: 60px 0;
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.03), rgba(6, 182, 212, 0.03));
}

@media (min-width: 768px) {
    .faq-section {
        padding: 80px 0;
    }
}

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

.faq-item {
    background: #fff;
    border-radius: 15px;
    margin-bottom: 15px;
    overflow: hidden;
    box-shadow: 0 3px 15px rgba(0, 0, 0, 0.08);
}

.faq-header {
    width: 100%;
    padding: 20px 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 16px;
    font-weight: 600;
    color: #333;
    cursor: pointer;
    text-align: left;
    min-height: 48px;
}

@media (min-width: 768px) {
    .faq-header {
        font-size: 17px;
    }
}

.faq-header:hover {
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.05), rgba(6, 182, 212, 0.05));
}

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

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

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

.faq-content p {
    padding: 0 25px 25px;
    font-size: 15px;
    line-height: 1.8;
    color: #666;
}

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

.final-cta-section {
    padding: 60px 0;
    background: linear-gradient(135deg, #4F46E5, #06B6D4);
}

@media (min-width: 768px) {
    .final-cta-section {
        padding: 80px 0;
    }
}

.final-cta-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    align-items: center;
    text-align: center;
}

@media (min-width: 768px) {
    .final-cta-content {
        grid-template-columns: 1fr 1fr;
        gap: 60px;
        text-align: left;
    }
}

.final-product-image {
    max-width: 300px;
    margin: 0 auto;
    animation: float-product 3s ease-in-out infinite;
    filter: drop-shadow(0 10px 40px rgba(0, 0, 0, 0.3));
}

.final-cta-text h2 {
    font-size: 28px;
    font-weight: 800;
    color: #fff;
    margin-bottom: 30px;
}

@media (min-width: 768px) {
    .final-cta-text h2 {
        font-size: 36px;
    }
}

.final-pricing {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 30px;
}

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

.final-special-price {
    font-size: 36px;
    font-weight: 700;
    color: #fff;
}

.btn-final-cta {
    background: #fff;
    color: #4F46E5;
    font-weight: 700;
}

.btn-final-cta:hover {
    background: #f0f0f0;
    transform: scale(1.05);
}

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

.footer {
    background: #1F2937;
    color: #fff;
    padding: 40px 0 20px;
}

.footer-columns {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
    margin-bottom: 30px;
    text-align: center;
}

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

.footer-heading {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 15px;
    color: #06B6D4;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #06B6D4;
}

.social-icons {
    display: flex;
    gap: 15px;
    justify-content: center;
}

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

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

.social-icons a:hover {
    background: #06B6D4;
    transform: translateY(-3px);
}

.footer-disclaimer {
    background: rgba(255, 255, 255, 0.05);
    padding: 20px;
    border-radius: 10px;
    margin-bottom: 20px;
}

.footer-disclaimer p {
    font-size: 13px;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.7);
}

.footer-copyright {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-copyright p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
}

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

.scroll-top-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, #4F46E5, #06B6D4);
    color: #fff;
    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-btn.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top-btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(79, 70, 229, 0.5);
}

/* ===================================
   POPUP OVERLAY
   =================================== */

.popup-overlay {
    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: 9999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    padding: 20px;
}

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

.popup-content {
    background: #fff;
    border-radius: 20px;
    max-width: 500px;
    width: 100%;
    padding: 40px 30px;
    position: relative;
    transform: scale(0.8);
    transition: transform 0.3s ease;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

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

@media (max-width: 576px) {
    .popup-content {
        padding: 30px 20px;
        max-width: 90%;
    }
}

.popup-close {
    position: absolute;
    top: 15px;
    right: 15px;
    width: 36px;
    height: 36px;
    background: #f0f0f0;
    border-radius: 50%;
    font-size: 24px;
    color: #333;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.popup-close:hover {
    background: #e5e7eb;
    transform: rotate(90deg);
}

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

.popup-body h3 {
    font-size: 26px;
    font-weight: 700;
    color: #333;
    margin-bottom: 15px;
}

@media (max-width: 576px) {
    .popup-body h3 {
        font-size: 22px;
    }
}

.popup-body p {
    font-size: 16px;
    color: #666;
    margin-bottom: 10px;
}

.popup-subtext {
    font-size: 14px;
    color: #999;
    margin-bottom: 25px;
}

.btn-popup {
    background: linear-gradient(135deg, #4F46E5, #06B6D4);
    color: #fff;
    padding: 16px 40px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    min-height: 52px;
    width: 100%;
}

.btn-popup:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 25px rgba(79, 70, 229, 0.4);
}

/* ===================================
   PURCHASE NOTIFICATION
   =================================== */

.purchase-notification {
    position: fixed;
    bottom: 30px;
    left: 30px;
    background: #fff;
    padding: 15px 20px;
    border-radius: 15px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
    z-index: 998;
    opacity: 0;
    visibility: hidden;
    transform: translateX(-100px);
    transition: all 0.4s ease;
    max-width: 320px;
}

@media (max-width: 576px) {
    .purchase-notification {
        left: 20px;
        right: 20px;
        bottom: 80px;
        max-width: none;
    }
}

.purchase-notification.show {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
}

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

.notification-icon {
    font-size: 24px;
}

.notification-text strong {
    display: block;
    font-size: 14px;
    font-weight: 700;
    color: #333;
    margin-bottom: 2px;
}

.notification-text p {
    font-size: 13px;
    color: #666;
}

/* ===================================
   RESPONSIVE UTILITIES
   =================================== */

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

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

/* Smooth touch scrolling on iOS */
* {
    -webkit-overflow-scrolling: touch;
}