/* Base styles for the Khuyến Mãi page */
.page-khuyen-mai {
    font-family: Arial, sans-serif;
    color: #1F2D3D; /* Text Main */
    background-color: #F4F7FB; /* Background */
    line-height: 1.6;
}

.page-khuyen-mai__container {
    max-width: 1170px;
    margin: 0 auto;
    padding: 40px 16px;
    box-sizing: border-box;
}

.page-khuyen-mai__section-title {
    font-size: 2.5em;
    font-weight: bold;
    color: #1F2D3D; /* Text Main */
    text-align: center;
    margin-bottom: 20px;
    line-height: 1.2;
}

.page-khuyen-mai__section-title--white {
    color: #ffffff;
}

.page-khuyen-mai__section-description {
    font-size: 1.1em;
    color: #1F2D3D; /* Text Main */
    text-align: center;
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.page-khuyen-mai__section-description--white {
    color: #f0f0f0;
}

.page-khuyen-mai__light-bg {
    background-color: #F4F7FB; /* Background */
    color: #1F2D3D;
}

.page-khuyen-mai__dark-bg {
    background-color: #2F6BFF; /* Main Color */
    color: #ffffff;
}

/* Buttons */
.page-khuyen-mai__btn-primary,
.page-khuyen-mai__btn-secondary {
    display: inline-block;
    padding: 12px 25px;
    border-radius: 8px;
    font-weight: bold;
    text-decoration: none;
    transition: all 0.3s ease;
    text-align: center;
    box-sizing: border-box;
    max-width: 100%;
    white-space: normal;
    word-wrap: break-word;
}

.page-khuyen-mai__btn-primary {
    background: linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%); /* Button gradient */
    color: #ffffff;
    border: none;
}

.page-khuyen-mai__btn-primary:hover {
    background: linear-gradient(180deg, #2F6BFF 0%, #4A8BFF 100%);
    box-shadow: 0 4px 15px rgba(47, 107, 255, 0.4);
}

.page-khuyen-mai__btn-secondary {
    background: #ffffff; /* Card BG */
    color: #2F6BFF; /* Main Color */
    border: 2px solid #2F6BFF; /* Main Color */
}

.page-khuyen-mai__btn-secondary:hover {
    background: #2F6BFF; /* Main Color */
    color: #ffffff;
    box-shadow: 0 4px 15px rgba(47, 107, 255, 0.2);
}

.page-khuyen-mai__cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-top: 30px;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    overflow: hidden;
}

/* HERO Section */
.page-khuyen-mai__hero-section {
    padding-top: 10px; /* Small top padding for fixed header */
    padding-bottom: 60px;
    background-color: #F4F7FB; /* Background */
    color: #1F2D3D; /* Text Main */
}

.page-khuyen-mai__hero-container {
    max-width: 1170px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    padding: 40px 16px;
    gap: 40px;
}

.page-khuyen-mai__hero-content {
    flex: 1 1 45%;
    min-width: 300px;
    text-align: left;
}

.page-khuyen-mai__main-title {
    font-size: clamp(2.5em, 5vw, 3.5em); /* Responsive font size */
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
    color: #000000; /* Custom Color_1776249996415 */
}

.page-khuyen-mai__hero-description {
    font-size: 1.2em;
    line-height: 1.6;
    color: #1F2D3D; /* Text Main */
}

.page-khuyen-mai__hero-image {
    flex: 1 1 45%;
    min-width: 300px;
    text-align: center;
}

.page-khuyen-mai__hero-side-image {
    max-width: 100%;
    height: auto;
    display: block;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(47, 107, 255, 0.2);
}

/* Intro Section (Module 1) */
.page-khuyen-mai__intro-section {
    padding-top: 60px;
    padding-bottom: 60px;
}

.page-khuyen-mai__feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-khuyen-mai__feature-item {
    text-align: center;
    background-color: #ffffff; /* Card BG */
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
}

.page-khuyen-mai__icon-box-media {
    width: 200px;
    height: 200px;
    aspect-ratio: 1 / 1;
    margin: 0 auto 20px;
    border-radius: 50%;
    overflow: hidden;
    border: 5px solid #A5C4FF; /* Glow */
    box-shadow: 0 0 15px rgba(165, 196, 255, 0.6);
}

.page-khuyen-mai__icon-box-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%; /* Ensure image is also round */
    display: block;
}

.page-khuyen-mai__feature-title {
    font-size: 1.5em;
    font-weight: bold;
    color: #2F6BFF; /* Main Color */
    margin-bottom: 10px;
}

.page-khuyen-mai__feature-text {
    font-size: 1em;
    color: #1F2D3D; /* Text Main */
}

/* Promo Grid Section */
.page-khuyen-mai__promo-grid-section {
    padding-top: 60px;
    padding-bottom: 60px;
}

.page-khuyen-mai__promo-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-khuyen-mai__card {
    background-color: #ffffff; /* Card BG */
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    display: flex;
    flex-direction: column;
    border: 1px solid #D6E2FF; /* Border */
}

.page-khuyen-mai__card-image {
    width: 100%;
    height: 250px; /* Fixed height for consistency */
    object-fit: cover;
    display: block;
}

.page-khuyen-mai__card-content {
    padding: 25px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.page-khuyen-mai__card-title {
    font-size: 1.4em;
    font-weight: bold;
    color: #2F6BFF; /* Main Color */
    margin-bottom: 15px;
}

.page-khuyen-mai__card-text {
    font-size: 1em;
    color: #1F2D3D; /* Text Main */
    line-height: 1.6;
    margin-bottom: 20px;
    flex-grow: 1;
}

.page-khuyen-mai__card-content .page-khuyen-mai__btn-primary {
    align-self: flex-start;
    width: auto;
    max-width: 100%;
}

/* Guide Section */
.page-khuyen-mai__guide-section {
    padding-top: 60px;
    padding-bottom: 60px;
}

.page-khuyen-mai__guide-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-khuyen-mai__step-item {
    text-align: center;
    background-color: #ffffff; /* Card BG */
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    border: 1px solid #D6E2FF; /* Border */
}

.page-khuyen-mai__step-number {
    font-size: 2.5em;
    font-weight: bold;
    color: #2F6BFF; /* Main Color */
    margin-bottom: 15px;
    background-color: #E6F0FF; /* Lighter blue for number background */
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    border-radius: 50%;
}

.page-khuyen-mai__step-title {
    font-size: 1.3em;
    font-weight: bold;
    color: #000000; /* Custom Color_1776249996415 */
    margin-bottom: 10px;
}

.page-khuyen-mai__step-text {
    font-size: 1em;
    color: #1F2D3D; /* Text Main */
}

/* FAQ Section */
.page-khuyen-mai__faq-section {
    padding-top: 60px;
    padding-bottom: 60px;
}

.page-khuyen-mai__faq-list {
    max-width: 900px;
    margin: 40px auto 0;
}

.page-khuyen-mai__faq-item {
    background-color: #ffffff; /* Card BG */
    margin-bottom: 15px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    border: 1px solid #D6E2FF; /* Border */
}

.page-khuyen-mai__faq-item summary {
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    cursor: pointer;
    font-weight: bold;
    color: #000000; /* Custom Color_1776249996415 */
    background-color: #E6F0FF; /* Lighter blue */
    border-bottom: 1px solid #D6E2FF;
}

.page-khuyen-mai__faq-item summary::-webkit-details-marker {
    display: none;
}

.page-khuyen-mai__faq-item[open] summary {
    background-color: #2F6BFF; /* Main Color */
    color: #ffffff;
}

.page-khuyen-mai__faq-qtext {
    flex-grow: 1;
    font-size: 1.1em;
}

.page-khuyen-mai__faq-toggle {
    font-size: 1.5em;
    margin-left: 15px;
    width: 20px;
    text-align: center;
}