.section {
    width: 100%;
    position: relative;
}

@font-face {
    font-family: 'LinhAnh';
    src: url('../fonts/LinhAnh-Medium.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

/* 
@font-face {
    font-family: 'LinhAnh';
    src: url('../fonts/LinhAnh-SemiBold.woff2') format('woff2');
    font-weight: 600;
    font-style: normal;
    font-display: swap;
} */


@font-face {
    font-family: 'LinhAnh';
    src: url('../fonts/LinhAnh-Bold.woff2') format('woff2');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

/* @font-face {
    font-family: 'LinhAnh';
    src: url('../fonts/LinhAnh-ExtraBold.woff2') format('woff2');
    font-weight: 800;
    font-style: normal;
    font-display: swap;
} */

body {
    font-family: 'LinhAnh', system-ui, sans-serif;

}

/* Start CSS Header */
/* ================= HEADER BASE ================= */

.header {
    width: 100%;
    overflow: hidden;
}

.header__image-wrapper {
    position: relative;
    width: 100%;
}

.header__image {
    width: 100%;
    display: block;
}

/* ================= PROMO LAYOUT ================= */

.header__promo {
    position: absolute;

    /* 🔽 CHỈ CHỈNH Ở ĐÂY ĐỂ DI CHUYỂN CẢ KHỐI */
    bottom: 600px;
    left: 150px;
    /* 🔼 */

    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

/* ================= DISCOUNT ================= */

.header__discount {
    font-size: 150px;
    font-weight: 800;
    color: #193067;
    line-height: 1;
}

/* ================= PRICE ================= */

.header__price {
    display: flex;
    align-items: center;
    gap: 14px;
    font-size: 70px;
    background-color: #fff;
    border-radius: 12px;
    padding: 8px;
}

.header__price-old {
    color: #193067;
    opacity: 0.4;
    text-decoration: line-through;
    font-size: 50px;

    animation: fadePrice 2s ease-in-out infinite alternate;
}

.header__price-new {
    font-size: 70px;
    font-weight: 800;
    color: #193067;

    animation: pulsePrice 1.6s ease-in-out infinite;
}

/* ================= CTA ================= */

.header__cta {
    margin-top: 6px;
    background-color: #e53935;
    color: #fff;
    padding: 14px 32px;
    font-weight: 700;
    text-decoration: none;
    border-radius: 64px;

    box-shadow: 0 8px 20px rgba(229, 57, 53, 0.35);
    transition: transform 0.25s ease;
    font-size: 70px;

}

.header__cta:hover {
    transform: translateY(-2px);
}

/* ================= ANIMATION ================= */

@keyframes pulsePrice {
    0% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.08);
    }

    100% {
        transform: scale(1);
    }
}

@keyframes fadePrice {
    from {
        opacity: 0.3;
    }

    to {
        opacity: 0.6;
    }
}

.pulse {
    animation: pulse 1.6s infinite;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(255, 0, 0, 0.6);
    }

    70% {
        box-shadow: 0 0 0 18px rgba(255, 0, 0, 0);
    }

    100% {
        box-shadow: 0 0 0 0 rgba(255, 0, 0, 0);
    }
}

@keyframes shine {
    100% {
        left: 125%;
    }
}




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

@media (max-width: 768px) {
    .header__promo {
        bottom: 20px;
        left: 20px;
    }

    .header__discount {
        font-size: 56px;
    }

    .header__price-old {
        font-size: 20px;
    }

    .header__price-new {
        font-size: 24px;
    }

    .header__cta {
        font-size: 20px;
        border-radius: 32px;
    }

}

/* End CSS Header */

/* Start CSS Section 2 */

/* ===== SECTION 2 – RESULT ===== */

.section--result {
    background: #fff;
}

.result-block {
    text-align: center;
}

.result-title {
    font-size: 36px;
    font-weight: 400;
    margin-bottom: 12px;
    margin-top: 12px;

}

.result-title .highlight {
    color: #000;
}

.result-sub {
    font-size: 24px;
    color: #333;
    margin-bottom: 12px;
    margin-top: 12px;

    font-style: italic;
}

.compare {
    display: flex;
    gap: 16px;
    justify-content: center;

}

.compare-item {
    position: relative;
    overflow: hidden;
    max-width: 50%;

}

.compare-item img {
    flex: 0 0 50%;
    max-width: 100%;
}

.compare-label {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    padding: 12px;
    font-weight: 700;
    font-size: 18px;
    text-align: center;
}

.compare-label.before {
    background: #e0e0e0;
    color: #000;
}

.compare-label.after {
    background: #6f2a5f;
    color: #fff;
}

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

@media (max-width: 768px) {
    .result-title {
        font-size: 28px;
    }

    .compare {
        gap: 12px;
        /* giảm khoảng cách giữa 2 hình */

    }


    .result-title {
        font-size: 22px;
        line-height: 1.3;
        margin-bottom: 10px;
        margin-top: 10px;

    }

    .result-sub {
        font-size: 18px;
        margin-bottom: 10px;
        margin-top: 10px;
    }



    .compare-label {
        font-size: 14px;
        padding: 8px;
    }

    .compare-item img {
        border-radius: 4px;
    }
}

@media (max-width: 390px) {
    .result-title {
        font-size: 20px;
    }

    .compare {
        gap: 8px;
    }

    .compare-label {
        font-size: 13px;
    }
}


/* End CSS Section 2 */


/* Start CSS Section 3 */
.section-ingredients {
    padding: 0px 10px;
    /* background: #f6f8fc; */
    /* background phía dưới – đổi sang image nếu cần */
    background-image: url("../assets/section-3-bg.webp");
    background-size: contain;
    background-position: right bottom;
    /* background-size: auto; */
    /* giữ nguyên size ảnh */
    background-repeat: no-repeat;
}

.ingredients-container {
    margin: 0 auto;
    text-align: center;
}

.ingredients-title {
    font-size: 42px;
    font-weight: 700;
    color: #193067;
    margin-bottom: 20px;
}

.ingredients-highlight {
    margin-bottom: 50px;
}

.highlight-main {
    font-size: 28px;
    font-weight: 700;
    color: #193067;
}

.highlight-sub {
    font-size: 16px;
    color: #3b4a78;
    margin-top: 6px;
}

/* ===== GRID ===== */
.ingredients-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
}

.grid-item {
    padding: 40px 20px;
    border-top: 0.75px solid #8d8d8d;
    border-bottom: 0.75px solid #8d8d8d;
}

/* đường kẻ dọc ở GIỮA */
.grid-item:nth-child(odd) {
    border-right: 1.5px solid #8d8d8d;
}

.grid-item:nth-child(-n + 2) {
    border-top: 1.5px solid #8d8d8d
}

.grid-item:nth-last-child(-n + 2) {
    border-bottom: 1.5px solid #8d8d8d;
}

.item-title {
    font-size: 22px;
    font-weight: 700;
    color: #193067;
    margin-bottom: 8px;
}

.item-desc {
    font-size: 14px;
    color: #3b4a78;
}

@media (max-width: 768px) {
    .grid-item {
        padding: 14px 4px;
    }

    .item-title {
        font-size: 12px;
    }

    .item-desc {
        font-size: 12px;
    }

    .ingredients-title {
        font-size: 22px;
    }

    .highlight-main {
        font-size: 18px;
    }

    .highlight-sub {
        font-size: 12px;
    }

    .ingredients-highlight {
        margin-bottom: 20px;
    }
}

/* End CSS Section 3 */


/* Start CSS Section 4 */

.section-4 {
    text-align: center;
}

.section-4__title {
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 30px;
    color: #193067;
}

/* GRID LUÔN 3 CỘT */
.steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    width: 100%;
    /* margin: 0 auto 32px; */
}


.section-4__divider {
    border: none;
    border-top: 1px solid #193067;
}

.step {
    text-align: left;
}

.step img {
    width: 100%;
    /* max-width: 280px; */
    margin: 0 auto 12px;
}

.step__label {
    display: inline-block;
    background: #193067;
    color: #fff;
    font-weight: 700;
    font-size: 14px;
    padding: 6px 14px;
    /* margin-bottom: 10px; */
}

.step p {
    font-size: 16px;
    line-height: 1.2;
    color: #2d2d2d;
    margin-top: 0px;
}

/* NOTE */
.step-note {
    max-width: 900px;
    margin: 0 auto;
    font-size: 16px;
    line-height: 1.6;
    font-style: italic;
}

/* MOBILE: VẪN 3 CỘT – THU NHỎ LẠI */
@media (max-width: 768px) {
    .section-4__title {
        font-size: 26px;
        margin: 16px 0px;
    }

    .steps {
        gap: 8px;
    }

    .step img {
        max-width: 110px;
        margin: 5px;
    }

    .step__label {
        font-size: 12px;
        padding: 4px 10px;
    }

    .step p {
        font-size: 13px;
    }

    .step-note {
        font-size: 13px;
    }
}


/* End Css Section 4 */


/* Start css Section 5 */

.section-5 {
    padding: 16px 0px;
    text-align: center;
}

.section-5__title {
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 30px;
    color: #193067;
}

.video-wrapper {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    padding-top: 56.25%;
    /* 16:9 */
    border-radius: 12px;
    overflow: hidden;
}

.video-wrapper iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

/* Mobile */
@media (max-width: 768px) {
    .section-5__title {
        font-size: 26px;
        margin: 16px 0px;
    }

    .section-5 {
        padding: 40px 0px;
        padding: 12px 0px;

    }
}

/* End CSS Section 5 */

/* Start CSS Section 6 */

.section-6 {
    padding: 16px 0px;
    text-align: center;
}

.section-6 .section-title {
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 30px;
    color: #193067;
}

.comment-slider {
    overflow: hidden;
    max-width: 420px;
    margin: 0 auto;
    touch-action: pan-y;
}

.comment-track {
    display: flex;
    transition: transform 0.4s ease;
}

.comment-item {
    min-width: 100%;
    /* padding: 0 16px; */
    box-sizing: border-box;
    align-items: center;
    /* ảnh nằm giữa */

}

.comment-item img {
    width: 100%;
    /* height: 80px; */
    border-radius: 10%;
    object-fit: cover;
    margin-bottom: 12px;
}

/* Wrapper cho star + text */
.comment-item .stars,
.comment-item p {
    width: 100%;
    text-align: left;
    /* căn trái */
}

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

.comment-item p {
    font-size: 15px;
    line-height: 1.6;
    color: #333;
}

/* Dots */
.slider-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 20px;
}

.slider-dots span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #ccc;
    transition: background 0.3s, transform 0.3s;
}

.slider-dots span.active {
    background: #010101;
    transform: scale(1.4);
}

@media (max-width: 768px) {
    .section-6 .section-title {
        font-size: 26px;
        margin: 16px 8px;
    }

    .section-6 {
        padding: 40px 0px;
        padding: 12px 0px;

    }

    .comment-slider {
        max-width: 300px;
    }
}

/* End Css Section 6 */


/* Start CSS Section 7 */

.order-section {
    background: linear-gradient(180deg, #0f1f4a, #1a2f6b);
    padding: 40px 16px;
    color: #fff;
}

.order-container {
    max-width: 420px;
    margin: 0 auto;
}

.order-header img {
    width: 100%;
    border-radius: 12px;
    margin-bottom: 20px;
}

.order-form {
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* FORM */
.order-form input {
    width: 80%;
    padding: 14px;
    margin-bottom: 12px;
    border-radius: 8px;
    border: none;
    font-size: 15px;
}

/* PACKAGES */
.packages {
    margin-top: 12px;
}

.package {
    display: block;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 12px;
    margin-bottom: 12px;
    border: 2px solid transparent;
    cursor: pointer;
}

.package input {
    display: none;
}

.package.active {
    border-color: #8fb4ff;
    background: rgba(255, 255, 255, 0.15);
}

.package-content h4 {
    font-size: 14px;
    margin-bottom: 6px;
}


.price {
    font-size: 22px;
    font-weight: bold;
    color: #ff4d4d;
}

/* BUTTON */
.btn-submit {
    width: 100%;
    margin-top: 16px;
    padding: 16px;
    border-radius: 999px;
    background: #c83221;
    color: #fff;
    font-size: 18px;
    font-weight: bold;
    border: none;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s;
}

.btn-submit:hover {
    transform: scale(1.03);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

/* NOTE */
.order-note {
    font-size: 12px;
    margin-top: 14px;
    opacity: 0.85;
    text-align: center;
    font-style: italic;
}


/* CARD WRAPPER */
.promo-card {
    display: block;
    margin-bottom: 16px;
    cursor: pointer;
}

.promo-card input {
    display: none;
}

/* OUTER BLUE CARD */
.promo-outer {
    background: linear-gradient(180deg, #6f87d8, #3b56a6);
    border-radius: 14px;
    padding: 10px;
    box-shadow: inset 0 0 0 2px rgba(255, 255, 255, 0.35);
    transition: all 0.25s ease;
}

/* ACTIVE STATE */
.promo-card.active .promo-outer {
    box-shadow:
        0 0 0 2px #a8c1ff,
        0 10px 25px rgba(0, 0, 0, 0.35);
    animation: pulseGlowStrong 1.6s infinite ease-in-out;

}

/* TITLE */
.promo-title {
    text-align: center;
    color: #fff;
    font-weight: 700;
    font-size: 15px;
    margin-bottom: 8px;
    text-transform: uppercase;
}

/* INNER WHITE BOX */
.promo-inner {
    background: #fff;
    border-radius: 10px;
    padding: 10px 12px;
    text-align: center;
}

/* OLD PRICE */
.old-price {
    font-size: 13px;
    color: #333;
    text-decoration: line-through;
    margin-bottom: 4px;
}

/* NEW PRICE */
.new-price {
    font-size: 32px;
    font-weight: 800;
    color: #b62828;
    line-height: 1.1;
}

.btn-order.loading {
    opacity: 0.7;
    pointer-events: none;
    position: relative;
}

.btn-order.loading::after {
    content: '';
    width: 18px;
    height: 18px;
    border: 2px solid #fff;
    border-top-color: transparent;
    border-radius: 50%;
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: translateY(-50%) rotate(360deg);
    }
}


@keyframes pulseGlowStrong {
    0% {
        box-shadow:
            0 0 0 3px rgba(180, 210, 255, 0.8),
            0 0 25px rgba(120, 170, 255, 0.9),
            0 20px 35px rgba(0, 0, 0, 0.45);
    }

    50% {
        box-shadow:
            0 0 0 6px rgba(200, 225, 255, 1),
            0 0 50px rgba(140, 190, 255, 1),
            0 30px 55px rgba(0, 0, 0, 0.6);
    }

    100% {
        box-shadow:
            0 0 0 3px rgba(180, 210, 255, 0.8),
            0 0 25px rgba(120, 170, 255, 0.9),
            0 20px 35px rgba(0, 0, 0, 0.45);
    }
}


/* End CSS Section 7 */


/* Start CSS Section 8 */

.section-8 {
    text-align: center;
    justify-content: center;
    align-items: center;
    display: flex;
    flex-direction: column;
    background-image: url("../assets/section8-bg.webp");
    background-size: contain;
    background-position: center bottom;
    background-repeat: no-repeat;
    overflow: hidden;
}



.main-title {
    text-align: center;
    color: #193067;
    font-size: 40px;
    letter-spacing: 1px;
}

/* --- CẤU HÌNH SPEECH BUBBLE (ĐÃ SỬA SHADOW) --- */
.qa-bubble-wrapper {

    filter: drop-shadow(6px 8px 0px #dcd8df);
    margin-bottom: 35px;
    position: relative;
    padding-right: 10px;
    width: 50%;
}

.qa-bubble {
    background-color: #ffffff;
    padding: 25px 30px;
    border-radius: 20px;
    position: relative;
    z-index: 1;
}

/* --- PHẦN ĐUÔI NHỌN (Giữ nguyên như lần sửa trước) --- */
.qa-bubble::after {
    content: "";
    position: absolute;
    bottom: -20px;
    left: 35px;
    width: 0;
    height: 0;
    border-top: 20px solid #ffffff;
    border-left: 25px solid transparent;
    border-right: 5px solid transparent;
    transform: skewX(15deg);
}

/* --- TYPOGRAPHY --- */
.question {
    color: #263b5e;
    font-weight: 700;
    font-size: 17px;
    text-transform: uppercase;
    margin-bottom: 8px;
    line-height: 1.4;
    text-align: start;

}

.answer {
    color: #4a4a4a;
    font-size: 15px;
    line-height: 1.5;
    font-weight: 400;
    text-align: start;

}

.answer span {
    color: #666;
}

/* Container chung cho cả 2 phần */
.main-content-section {
    width: 100%;
    background-image: url('path/to/your-background.jpg');
    /* Thay link ảnh nền của bạn */
    background-size: cover;
    background-position: center;
    padding: 60px 0;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* --- POLICY STYLES --- */
.policy-container {
    width: 100%;
    max-width: 900px;
    /* Khoảng cách với phần Q&A bên trên */
    padding: 0 20px;
}

.policy-main-title {
    text-align: center;
    color: #193067;
    font-size: 42px;
    margin-bottom: 50px;
}

.policy-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    /* Chia 2 cột trên Desktop */
    gap: 40px 60px;
}

.policy-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.icon-circle {
    width: 100px;
    height: 100px;
    background-color: #193067;
    /* Màu xanh đậm của vòng tròn */
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.icon-circle img {
    width: 40px;
    height: 40px;
}

.info-item img {
    width: 20px;
    height: 20px;
}

.policy-text {
    color: #333;
    font-size: 16px;
    line-height: 1.5;
    font-weight: 500;
    /* max-width: 50%; */
}

/* --- CSS FOOTER --- */
/* .arocell-footer {
    width: 100%;
} */

.footer-title {
    font-size: 28px;
    line-height: 1.3;
}

.footer-info {
    display: flex;
    flex-direction: column;
    font-weight: 600;

    /* Căn chỉnh thông tin hơi lệch trái như mẫu */
}

.info-item {
    display: flex;
    align-items: center;
    font-size: 18px;
    color: #263b5e;
    font-weight: 600;
    text-decoration: none !important;

}

.info-item .icon {
    width: 25px;
    text-align: center;
    font-weight: 600;

}

.info-item p {
    padding: 0px 10px;

}


@media (max-width: 768px) {


    .main-title {
        font-size: 32px;
        /* margin-bottom: 30px; */
    }

    .qa-bubble-wrapper {
        /* Giảm nhẹ shadow trên mobile để không bị thô */
        filter: drop-shadow(4px 6px 0px #dcd8df);
        margin-bottom: 35px;
        width: 100%;

    }

    .qa-bubble {
        padding: 18px 22px;
        border-radius: 20px;
    }

    .qa-bubble::after {
        bottom: -18px;
        left: 30px;
        border-top-width: 18px;
        border-left-width: 22px;
    }

    .question {
        font-size: 15px;
        margin-bottom: 8px;
    }

    .answer {
        font-size: 14px;
        line-height: 1.5;
    }

    .policy-main-title {
        font-size: 30px;
        margin-bottom: 30px;
    }

    .policy-grid {
        /* grid-template-columns: 1fr; */
        /* Chuyển thành 1 cột trên Mobile */
        gap: 30px;
    }

    .icon-circle {
        width: 80px;
        height: 80px;
    }

    .policy-text {
        font-size: 14px;
        font-weight: 500;
        padding: 0 10px;
    }


    .footer-title {
        font-size: 22px;
    }

    .footer-info {
        align-items: flex-start;
        font-weight: 600;

    }

    .info-item {
        font-size: 15px;
        font-weight: 600;

    }
}


/* End CSS Section 8 */


/* Start CSS Sticky */


/* Sticky bottom container */
.sticky-bottom-widget {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    /* height: 90px; */
    background-image: url("../assets/sticky-bottom.webp");
    /* ảnh nền */
    background-size: contain;
    background-position: bottom center;
    background-repeat: no-repeat;
    z-index: 9999;

    display: flex;
    justify-content: center;
    align-items: center;
}

/* Content column */
.sticky-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 4px 16px;
    transform: translateX(-50px);
}

/* Text */
.sticky-text {
    color: #193067;
    font-size: 14px;
    /* font-weight: 400; */
    text-align: center;
    margin: 0px;


}

/* Button */
.sticky-btn {
    padding: 8px 24px;
    background: #ff2e2e;
    color: #fff;
    font-weight: 700;
    font-size: 12px;
    border-radius: 999px;
    text-decoration: none;
    animation: pulse 1.5s infinite;

    transition: all 0.3s ease;

}

.sticky-btn:hover {
    background: #e60000;
    transform: scale(1.05);
}

.sticky-text .highlight {
    font-weight: 900;
    /* 👈 đậm hơn hẳn */
    letter-spacing: 0.5px;
    text-shadow: 0 0 6px rgba(255, 255, 255, 0.4);
}


@media (max-width: 768px) {


    .sticky-text {
        font-size: 12px;
    }

    .sticky-btn {
        width: 40%;
        text-align: center;

    }
}

/* End CSS Sticky */