body {
    font-family: 'Poppins', Arial, Helvetica, sans-serif;
    margin: 0;
    padding: 0;
    background: #fff;
    color: #222
}

.site-header {
    width: 100%;
    background: #fff;
    position: sticky;
    top: 0;
    z-index: 999;
    box-shadow: 0 2px 10px rgb(0 0 0 / .06);
    border-bottom: 3px solid #111
}

.btn {
    background: #2c7be5;
    color: #fff;
    padding: 12px 26px;
    border-radius: 40px;
    text-decoration: none;
    font-weight: 600;
    display: inline-block;
    border: none;
    cursor: pointer;
    transition: 0.35s ease;
    position: relative;
    overflow: hidden
}

.btn:hover {
    background: #1a5edb;
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgb(44 123 229 / .35)
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(120deg, transparent, rgb(255 255 255 / .4), transparent);
    transition: 0.6s
}

.btn:hover::before {
    left: 100%
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: auto
}

.nav-wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 11px 0
}

.logo a {
    font-size: 27px;
    font-weight: 700;
    color: #111;
    text-decoration: none
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 25px
}

.nav-menu {
    display: flex;
    gap: 25px
}

.nav-menu a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    font-size: 15px
}

.nav-menu a:hover {
    color: #2c7be5
}

.order-btn {
    background: #ffd21f;
    color: #000;
    padding: 10px 24px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    transition: 0.3s ease;
    display: inline-block
}

.order-btn:hover {
    background: #1a5edb;
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgb(44 123 229 / .35)
}

.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer
}

.menu-toggle span {
    width: 22px;
    height: 3px;
    background: #111;
    margin: 3px 0
}

@media(max-width:900px) {
    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: #fff;
        flex-direction: column;
        align-items: center;
        padding: 20px 0;
        display: none;
        box-shadow: 0 10px 20px rgb(0 0 0 / .08)
    }
    .nav-menu.active {
        display: flex
    }
    .menu-toggle {
        display: flex
    }
    .nav-menu a {
        padding: 12px 0;
        width: 100%;
        text-align: center
    }
}

@media(max-width:768px) {
    .logo a {
        font-size: 20px
    }
    .order-btn {
        padding: 8px 18px;
        font-size: 14px
    }
    .nav-wrap {
        padding: 12px 0
    }
}

.page-title {
    background: #9A6C66;
    padding: 10px 0;
    text-align: center
}

.page-title h1 {
    color: #fff;
    font-size: 42px;
    font-weight: 700;
    margin: 0;
    line-height: 1.3
}

@media(max-width:768px) {
    .page-title {
        padding: 20px 20px
    }
    .page-title h1 {
        font-size: 16px
    }
}

.hero-product {
    background: #f6f9fc;
    padding: 20px 0
}

.hero-wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 60px
}

.hero-img {
    position: relative;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center
}

.main-bottle {
    max-width: 360px;
    animation: floatAll 4s ease-in-out infinite
}

@keyframes floatAll {
    0% {
        transform: translateY(0)
    }
    50% {
        transform: translateY(-12px)
    }
    100% {
        transform: translateY(0)
    }
}

.hero-content {
    background: #fff;
    padding: 35px;
    border-radius: 14px;
    box-shadow: 0 12px 30px rgb(0 0 0 / .07);
    max-width: 480px
}

.hero-text {
    color: #444;
    line-height: 1.7;
    margin-bottom: 18px
}

.hero-benefits {
    list-style: none;
    padding: 0;
    margin-bottom: 22px
}

.hero-benefits li {
    margin-bottom: 8px;
    font-weight: 500
}

.hero-btn {
    font-size: 17px;
    padding: 14px 30px
}

@media(max-width:900px) {
    .hero-wrap {
        flex-direction: column;
        text-align: center
    }
    .hero-content {
        max-width: 100%
    }
    .hero-content h1 {
        font-size: 24px
    }
    .main-bottle {
        max-width: 240px
    }
}

.pricing {
    padding: 20px 0;
    background: linear-gradient(#f5f9ff, #eef4fb)
}

.pricing-row {
    display: flex;
    justify-content: center;
    align-items: stretch;
    gap: 30px
}

.p-card {
    background: #fff;
    border-radius: 18px;
    padding: 38px 28px;
    width: 280px;
    box-shadow: 0 15px 35px rgb(0 0 0 / .08);
    text-align: center;
    position: relative;
    transition: .35s
}

.p-card.featured {
    padding: 60px 32px;
    margin-top: -20px;
    width: 320px;
    border: 2px solid #9A6C66;
    box-shadow: 0 20px 60px rgb(154 108 102 / 20%);
    z-index: 2
}

.tag {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: #9A6C66;
    color: #fff;
    padding: 6px 18px;
    border-radius: 30px;
    font-size: 13px;
    font-weight: 600
}

.pricing-title {
    font-size: 38px;
    margin-bottom: 10px;
    text-align: center
}

.pricing-sub {
    color: #555;
    margin-bottom: 75px;
    font-size: 16px;
    text-align: center
}

.p-card img {
    max-width: 180px;
    margin: 25px auto;
    display: block
}

.price {
    font-size: 40px;
    font-weight: 700;
    color: #0d4f8b
}

.ship {
    margin: 10px 0 18px;
    color: #444
}

.ship.free {
    color: #0a7a40
}

.p-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 30px 60px rgb(0 0 0 / .15)
}

.p-card.featured:hover {
    transform: translateY(-22px)
}

@media(max-width:900px) {
    .pricing-row {
        flex-direction: column;
        align-items: center
    }
    .p-card,
    .p-card.featured {
        width: 100%;
        max-width: 420px;
        margin-top: 0;
        padding: 40px 28px
    }
}

@media(max-width:900px) {
    .pricing-row {
        flex-direction: column;
        align-items: center;
        gap: 25px
    }
    .p-card,
    .p-card.featured {
        width: 92%;
        max-width: 220px;
        margin: auto;
        padding: 35px 24px
    }
}

.about-product {
    padding: 20px 0;
    background: linear-gradient(180deg, #f7fbff, #eef5fb)
}

.about-title {
    text-align: center;
    font-size: 38px;
    margin-bottom: 70px
}

.about-title span {
    color: #9A6C66;
    position: relative
}

.about-title span:after {
    content: '';
    width: 60px;
    height: 3px;
    background: #9A6C66 margin:10px auto 0;
    border-radius: 3px
}

.about-wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 60px
}

.about-text {
    background: #fff;
    padding: 45px;
    border-radius: 18px;
    box-shadow: 0 20px 45px rgb(0 0 0 / .08);
    line-height: 1.8;
    color: #444;
    flex: 1
}

.about-image {
    background: #fff;
    padding: 35px;
    border-radius: 18px;
    box-shadow: 0 20px 45px rgb(0 0 0 / .08);
    flex: 1;
    text-align: center
}

.about-image img {
    max-width: 420px;
    animation: floatBottle 4s ease-in-out infinite
}

@keyframes floatBottle {
    0% {
        transform: translateY(0)
    }
    50% {
        transform: translateY(-12px)
    }
    100% {
        transform: translateY(0)
    }
}

@media(max-width:900px) {
    .about-wrap {
        flex-direction: column
    }
    .about-text {
        padding: 30px
    }
    .about-title {
        font-size: 28px
    }
    .about-image img {
        max-width: 180px
    }
}

.benefits {
    padding: 30px 0;
    background: #fff;
    text-align: center
}

.benefits-title {
    font-size: 38px;
    margin-bottom: 15px
}

.benefits-intro {
    max-width: 720px;
    margin: 0 auto 60px;
    color: #555;
    line-height: 1.7
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    max-width: 1100px;
    margin: auto
}

.benefit-card {
    background: #9A6C66;
    padding: 35px 28px;
    border-radius: 16px;
    box-shadow: 0 10px 25px rgb(0 0 0 / .06);
    text-align: left;
    transition: .3s
}

.benefit-card h3 {
    margin-bottom: 10px;
    font-size: 20px;
    color: #fff
}

.benefit-card p {
    color: #fff;
    line-height: 1.6
}

.benefit-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 18px 40px rgb(0 0 0 / .12)
}

@media(max-width:900px) {
    .benefits-grid {
        display: grid !important;
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 14px !important
    }
    .benefit-card {
        padding: 18px 14px !important;
        border-radius: 10px;
        box-shadow: 0 5px 14px rgb(0 0 0 / .06)
    }
    .benefit-card h3 {
        font-size: 15px;
        margin-bottom: 4px
    }
    .benefit-card p {
        font-size: 13px;
        line-height: 1.45
    }
}

.ingredient-strip {
    padding: 50px 0
}

.ingredient-box {
    background: linear-gradient(#cfa599, #9a6c66);
    border-radius: 18px;
    padding: 32px 36px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
    color: #fff;
    max-width: 850px;
    margin: auto
}

.ingredient-text h2 {
    font-size: 33px;
    margin-bottom: 25px
}

.ingredient-text ul {
    list-style: none;
    padding: 0;
    margin-bottom: 25px
}

.ingredient-text li {
    margin-bottom: 12px;
    font-size: 18px;
    position: relative;
    padding-left: 28px
}

.ingredient-text li:before {
    content: "✔";
    position: absolute;
    left: 0;
    color: #57e2b2;
    font-weight: 700
}

.badges {
    max-width: 360px;
    margin-top: 20px
}

.ingredient-image img {
    max-width: 280px;
    animation: floatBottle 4s ease-in-out infinite
}

@keyframes floatBottle {
    0% {
        transform: translateY(0)
    }
    50% {
        transform: translateY(-10px)
    }
    100% {
        transform: translateY(0)
    }
}

@media(max-width:900px) {
    .ingredient-box {
        flex-direction: column;
        text-align: center;
        padding: 40px 25px
    }
    .ingredient-text li {
        padding-left: 0
    }
    .ingredient-text li:before {
        position: static;
        margin-right: 8px
    }
    .ingredient-image img {
        max-width: 200px
    }
}

.how-works {
    padding: 20px 0;
    background: #f7fbff
}

.works-title {
    text-align: center;
    font-size: 36px;
    margin-bottom: 50px
}

.works-title span {
    color: #9A6C66;
    position: relative
}

.works-title span:after {
    content: '';
    width: 55px;
    height: 3px;
    background: #9A6C66;
    display: block;
    margin: 10px auto 0;
    border-radius: 13px
}

.works-box {
    background: #fff;
    padding: 45px;
    border-radius: 16px;
    box-shadow: 0 18px 40px rgb(0 0 0 / .08);
    max-width: 900px;
    margin: auto;
    line-height: 1.8;
    color: #444
}

.works-list {
    margin-top: 25px;
    padding-left: 18px
}

.works-list li {
    margin-bottom: 18px
}

@media(max-width:900px) {
    .works-box {
        padding: 28px 22px
    }
    .works-title {
        font-size: 26px
    }
}

.guarantee {
    padding: 10px 0;
    background: #f7fbff
}

.guarantee-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 45px
}

.guarantee-img img {
    max-width: 180px
}

.guarantee-text {
    max-width: 520px
}

.guarantee-text h2 {
    font-size: 22px;
    margin-bottom: 6px
}

.guarantee-text p {
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: 6px
}

.guarantee-btn {
    margin-top: 6px;
    padding: 8px 18px;
    font-size: 14px
}

@media(max-width:900px) {
    .guarantee-wrap {
        flex-direction: column;
        text-align: center;
        gap: 12px
    }
    .guarantee-img img {
        max-width: 120px
    }
}

.reviews {
    padding: 20px 0;
    background: #f7fbff;
    text-align: center
}

.reviews-title {
    font-size: 36px;
    margin-bottom: 55px;
    color: #111
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 1100px;
    margin: auto
}

.review-card {
    background: linear-gradient(#cfa599, #9a6c66);
    padding: 35px 28px;
    border-radius: 16px;
    box-shadow: 0 12px 30px rgb(0 0 0 / .12);
    transition: .3s;
    text-align: center;
    color: #fff
}

.review-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 18px 45px rgb(0 0 0 / .15)
}

.review-avatar {
    width: 140px;
    height: 130px;
    margin: 0 auto 18px;
    overflow: hidden;
    border-radius: 12px
}

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

.review-card h3 {
    font-size: 18px;
    margin-bottom: 4px;
    color: #fff
}

.review-meta {
    font-size: 13px;
    color: #fff;
    display: block;
    margin-bottom: 10px
}

.stars {
    color: #f5b400;
    margin-bottom: 12px;
    font-size: 18px
}

.review-card p {
    color: #444;
    line-height: 1.6;
    font-size: 15px;
    color: #fff
}

@media(max-width:900px) {
    .reviews-grid {
        grid-template-columns: 1fr;
        gap: 22px
    }
}

.how-use {
    padding: 110px 0;
    background: #f7fbff;
    text-align: center
}

.how-use-title {
    font-size: 34px;
    color: #111;
    margin-bottom: 55px
}

.how-use-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    max-width: 1000px;
    margin: auto
}

.use-step {
    background: #fff;
    padding: 30px 26px;
    border-radius: 14px;
    box-shadow: 0 10px 25px rgb(0 0 0 / .07);
    transition: .3s
}

.use-step:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 40px rgb(0 0 0 / .12)
}

.step-number {
    width: 42px;
    height: 42px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #005598;
    color: #fff;
    border-radius: 50%;
    font-weight: 700;
    margin-bottom: 14px
}

.use-step h3 {
    margin-bottom: 8px;
    font-size: 18px
}

.use-step p {
    color: #555;
    font-size: 15px;
    line-height: 1.6
}

@media(max-width:900px) {
    .how-use-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 14px;
        max-width: 520px;
        margin: auto
    }
    .use-step {
        padding: 18px 14px;
        border-radius: 12px;
        min-height: 180px
    }
    .step-number {
        width: 30px;
        height: 30px;
        font-size: 14px;
        margin-bottom: 8px
    }
    .use-step h3 {
        font-size: 14px;
        margin-bottom: 6px
    }
    .use-step p {
        font-size: 12px;
        line-height: 1.4
    }
    .how-use-grid .use-step:nth-child(3) {
        grid-column: 1 / -1;
        max-width: 70%;
        margin: auto
    }
}

.final-cta {
    padding-bottom: 90px;
    background: #f7fbff;
    text-align: center
}

.cta-bar {
    background: #9A6C66;
    color: #fff;
    padding: 11px;
    font-weight: 600;
    font-size: 36px
}

.cta-content {
    padding-top: 20px
}

.cta-image {
    max-width: 560px;
    margin: 30px auto;
    display: block
}

.old-price {
    color: #666;
    font-size: 22px;
    margin-bottom: 8px
}

.new-price {
    font-size: 32px;
    margin-bottom: 20px
}

.cta-btn {
    display: inline-block;
    background: #ffd21f;
    color: #000;
    padding: 14px 28px;
    border-radius: 6px;
    font-weight: 700;
    text-decoration: none;
    transition: .25s
}

.cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 18px rgb(0 0 0 / .18)
}

@media(max-width:900px) {
    .cta-image {
        max-width: 260px
    }
    .cta-bar {
        font-size: 16px;
        padding: 14px
    }
}

.faqs {
    padding: 20px 0;
    background: #f7fbff
}

.faqs-title {
    text-align: center;
    font-size: 34px;
    color: #111;
    margin-bottom: 50px
}

.faq-item {
    max-width: 850px;
    margin: 0 auto 14px;
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid #d6e4f2;
    background: #fff
}

.faq-question {
    width: 100%;
    text-align: left;
    padding: 18px 20px;
    background: #fff;
    border: none;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    position: relative
}

.faq-question:after {
    content: "+";
    position: absolute;
    right: 20px;
    font-size: 22px;
    color: #005598
}

.faq-item.active .faq-question:after {
    content: "–"
}

.faq-answer {
    height: 0;
    overflow: hidden;
    transition: height .35s ease;
    padding: 0 20px;
    color: #555;
    line-height: 1.6
}

.faq-item.active .faq-answer {
    padding: 0 20px 18px;
    max-height: 200px
}

.site-footer {
    background: linear-gradient(180deg, #2b2b2b, #1f1f1f);
    color: #ddd;
    text-align: center
}

.footer-top {
    padding: 20px 20px 20px;
    max-width: 900px;
    margin: auto
}

.footer-top h3 {
    margin-bottom: 18px;
    font-size: 22px;
    color: #fff
}

.footer-top p {
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 14px;
    color: #ccc
}

.footer-bottom {
    background: #1a1a1a;
    padding: 22px 20px
}

.footer-links {
    margin-bottom: 10px
}

.footer-links a {
    color: #ddd;
    text-decoration: none;
    margin: 0 12px;
    font-size: 14px
}

.footer-links a:hover {
    color: #fff
}

.copyright {
    font-size: 13px;
    color: #aaa
}

@media(max-width:700px) {
    .footer-links a {
        display: block;
        margin: 6px 0
    }
}

section {
    scroll-margin-top: 60px
}

html {
    scroll-behavior: smooth
}

img {
    pointer-events: none;
    user-select: none
}

.brain-section {
    position: relative;
    background-image: url(../img/bg4.jpg);
    background-repeat: no-repeat;
    background-position: calc(100% + 100px) bottom;
    background-size: cover;
    padding: 20px 20px
}

.brain-container {
    max-width: 1100px;
    margin: auto
}

.brain-content {
    max-width: 600px;
    color: #000
}

.brain-title {
    font-size: 2rem;
    line-height: 1.3;
    margin-bottom: 20px;
    font-weight: 700
}

.brain-content p {
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 12px
}

@media (max-width:768px) {
    .brain-section {
        background-position: 60% bottom;
        background-size: cover;
        padding: 40px 15px
    }
    .brain-container {
        max-width: 100%
    }
    .brain-content {
        max-width: 100%;
        text-align: left
    }
    .brain-title {
        font-size: 1.5rem;
        line-height: 1.3;
        margin-bottom: 15px
    }
    .brain-content p {
        font-size: .95rem;
        line-height: 1.6;
        margin-bottom: 10px
    }
}

.bonus-section {
    padding: 45px 0;
    background: radial-gradient(circle, #cfa599 0%, #9a6c66 100%);
    color: #fff;
    text-align: center
}

.bonus-title {
    font-size: 36px;
    margin-bottom: 10px;
    font-weight: 800;
    line-height: 1.2
}

.bonus-sub {
    max-width: 850px;
    margin: 0 auto 40px;
    font-size: 16px;
    line-height: 1.7;
    color: #fff
}

.bonus-row {
    display: flex;
    justify-content: center;
    align-items: stretch;
    gap: 35px;
    flex-wrap: wrap
}

.bonus-card {
    background: #fff;
    color: #222;
    border-radius: 20px;
    padding: 20px 24px 24px;
    width: 100%;
    max-width: 420px;
    border: 2px solid #273A30;
    box-shadow: 0 10px 30px rgb(0 0 0 / .12);
    transition: .35s
}

.bonus-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 18px 40px rgb(0 0 0 / .18)
}

.bonus-card img {
    width: 100%;
    max-width: 260px;
    height: auto;
    object-fit: contain;
    display: block;
    margin: 0 auto 18px
}

.bonus-card h3 {
    color: #0d6b49;
    font-size: 18px;
    margin-bottom: 6px;
    font-weight: 700
}

.bonus-card h4 {
    font-size: 24px;
    margin-bottom: 10px;
    color: #273A30;
    font-weight: 800;
    line-height: 1.3
}

.rrp {
    color: #666;
    font-size: 14px;
    margin-bottom: 5px
}

.free {
    color: #0a7a40;
    font-weight: 800;
    margin-bottom: 14px;
    font-size: 17px
}

.bonus-card p {
    font-size: 15px;
    line-height: 1.7;
    color: #444;
    margin: 0
}

@media(max-width:900px) {
    .bonus-row {
        flex-direction: column;
        align-items: center;
        gap: 22px
    }
    .bonus-card {
        width: 100%;
        max-width: 340px
    }
    .bonus-title {
        font-size: 30px
    }
}

@media(max-width:576px) {
    .bonus-section {
        padding: 35px 0
    }
    .bonus-title {
        font-size: 26px
    }
    .bonus-sub {
        font-size: 15px;
        margin-bottom: 28px;
        padding: 0 15px
    }
    .bonus-card {
        padding: 18px 18px 22px;
        border-radius: 16px
    }
    .bonus-card img {
        max-width: 220px
    }
    .bonus-card h4 {
        font-size: 21px
    }
    .bonus-card p {
        font-size: 14px;
        line-height: 1.6
    }
}