:root {
    --primary-color: #2F6BFF;
    --secondary-color: #6FA3FF;
    --text-main-color: #1F2D3D;
    --text-dark-color: #000000;
    --background-light: #F4F7FB;
    --card-bg: #FFFFFF;
    --border-color: #D6E2FF;
    --button-gradient: linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%);
    --glow-color: #A5C4FF;
}

.page-khuyen-mai-dieu-khoan {
    font-family: 'Arial', sans-serif;
    color: var(--text-main-color);
    background-color: var(--background-light); /* Assuming shared body background is light, this section uses a light background */
    line-height: 1.6;
}

.page-khuyen-mai-dieu-khoan__hero-section {
    background-color: var(--primary-color);
    color: #ffffff;
    padding-top: 10px; /* Small top padding for non-homepage */
    padding-bottom: 60px;
    position: relative;
    overflow: hidden;
}

.page-khuyen-mai-dieu-khoan__hero-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    padding: 60px 20px;
    gap: 40px;
}

.page-khuyen-mai-dieu-khoan__hero-content {
    flex: 1 1 50%;
    max-width: 600px;
    z-index: 1;
}

.page-khuyen-mai-dieu-khoan__main-title {
    font-size: clamp(2.2rem, 4vw, 3.5rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
    color: #ffffff;
    letter-spacing: -0.02em;
}

.page-khuyen-mai-dieu-khoan__hero-description {
    font-size: 1.15rem;
    margin-bottom: 30px;
    color: rgba(255, 255, 255, 0.9);
}

.page-khuyen-mai-dieu-khoan__cta-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.page-khuyen-mai-dieu-khoan__btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 30px;
    background: var(--button-gradient);
    color: #ffffff;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    max-width: 100%;
    box-sizing: border-box;
    white-space: normal;
    word-wrap: break-word;
}

.page-khuyen-mai-dieu-khoan__btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.page-khuyen-mai-dieu-khoan__hero-image {
    flex: 1 1 40%;
    text-align: center;
    z-index: 1;
}

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

.page-khuyen-mai-dieu-khoan__content-area {
    padding: 60px 20px;
    background-color: var(--background-light);
}

.page-khuyen-mai-dieu-khoan__container {
    max-width: 1200px;
    margin: 0 auto;
}

.page-khuyen-mai-dieu-khoan__section-title {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--text-dark-color);
    margin-bottom: 30px;
    text-align: center;
    padding-top: 20px;
}

.page-khuyen-mai-dieu-khoan__sub-title {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-top: 40px;
    margin-bottom: 20px;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 10px;
}

.page-khuyen-mai-dieu-khoan p {
    font-size: 1rem;
    margin-bottom: 15px;
    color: var(--text-main-color);
}

.page-khuyen-mai-dieu-khoan__list {
    list-style: disc;
    padding-left: 25px;
    margin-bottom: 25px;
}

.page-khuyen-mai-dieu-khoan__list li {
    font-size: 1rem;
    margin-bottom: 10px;
    color: var(--text-main-color);
}

.page-khuyen-mai-dieu-khoan__content-image {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 30px auto;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.page-khuyen-mai-dieu-khoan__effective-date {
    font-style: italic;
    text-align: right;
    margin-top: 40px;
    font-size: 0.95rem;
    color: var(--text-main-color);
}

/* FAQ Section */
.page-khuyen-mai-dieu-khoan__faq-section {
    background-color: var(--card-bg);
    padding: 50px 20px;
    margin-top: 40px;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
}

.page-khuyen-mai-dieu-khoan__faq-list {
    max-width: 900px;
    margin: 0 auto;
}

.page-khuyen-mai-dieu-khoan__faq-item {
    margin-bottom: 15px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
}

.page-khuyen-mai-dieu-khoan__faq-item summary {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 25px;
    background-color: #f8f8f8;
    color: var(--text-dark-color);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    outline: none;
    list-style: none;
    transition: background-color 0.3s ease;
}

.page-khuyen-mai-dieu-khoan__faq-item summary::-webkit-details-marker {
    display: none;
}

.page-khuyen-mai-dieu-khoan__faq-item summary:hover {
    background-color: #f0f0f0;
}

.page-khuyen-mai-dieu-khoan__faq-qtext {
    flex-grow: 1;
    color: var(--text-dark-color);
}

.page-khuyen-mai-dieu-khoan__faq-toggle {
    font-size: 1.5rem;
    line-height: 1;
    margin-left: 15px;
    transition: transform 0.3s ease;
    color: var(--primary-color);
}

.page-khuyen-mai-dieu-khoan__faq-item[open] .page-khuyen-mai-dieu-khoan__faq-toggle {
    transform: rotate(45deg);
}

.page-khuyen-mai-dieu-khoan__faq-answer {
    padding: 20px 25px;
    background-color: var(--card-bg);
    border-top: 1px solid var(--border-color);
    font-size: 1rem;
    color: var(--text-main-color);
}

.page-khuyen-mai-dieu-khoan__faq-answer p {
    margin-bottom: 0;
}

/* Responsive Styles */
@media (max-width: 1024px) {
    .page-khuyen-mai-dieu-khoan__hero-container {
        padding: 40px 20px;
        gap: 30px;
    }

    .page-khuyen-mai-dieu-khoan__main-title {
        font-size: clamp(2rem, 4.5vw, 3rem);
    }

    .page-khuyen-mai-dieu-khoan__hero-description {
        font-size: 1rem;
    }

    .page-khuyen-mai-dieu-khoan__content-area {
        padding: 40px 20px;
    }

    .page-khuyen-mai-dieu-khoan__section-title {
        font-size: 2rem;
    }

    .page-khuyen-mai-dieu-khoan__sub-title {
        font-size: 1.6rem;
    }
}

@media (max-width: 768px) {
    /* HERO Section */
    .page-khuyen-mai-dieu-khoan__hero-section {
        padding-top: 10px !important;
        padding-bottom: 40px;
    }

    .page-khuyen-mai-dieu-khoan__hero-container {
        flex-direction: column-reverse; /* Enforce image below text */
        padding: 30px 15px;
        gap: 30px;
    }

    .page-khuyen-mai-dieu-khoan__hero-content {
        flex: 1 1 100%;
        max-width: 100%;
        text-align: center;
    }

    .page-khuyen-mai-dieu-khoan__main-title {
        font-size: clamp(1.8rem, 8vw, 2.5rem);
        margin-bottom: 15px;
    }

    .page-khuyen-mai-dieu-khoan__hero-description {
        font-size: 0.95rem;
        margin-bottom: 25px;
    }

    .page-khuyen-mai-dieu-khoan__cta-buttons {
        flex-direction: column;
        gap: 10px;
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
        padding: 0 15px;
    }

    .page-khuyen-mai-dieu-khoan__btn-primary {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
        padding: 12px 20px;
    }

    .page-khuyen-mai-dieu-khoan__hero-image {
        flex: 1 1 100%;
        width: 100%;
    }

    .page-khuyen-mai-dieu-khoan__hero-side-image {
        border-radius: 8px;
    }

    /* Content Area */
    .page-khuyen-mai-dieu-khoan__content-area {
        padding: 30px 15px;
    }

    .page-khuyen-mai-dieu-khoan__container {
        padding-left: 0;
        padding-right: 0;
        max-width: 100%;
        width: 100%;
        box-sizing: border-box;
    }

    .page-khuyen-mai-dieu-khoan__section-title {
        font-size: 1.8rem;
        margin-bottom: 25px;
    }

    .page-khuyen-mai-dieu-khoan__sub-title {
        font-size: 1.4rem;
        margin-top: 30px;
        margin-bottom: 15px;
    }

    .page-khuyen-mai-dieu-khoan p,
    .page-khuyen-mai-dieu-khoan__list li {
        font-size: 0.95rem;
        padding-left: 15px;
        padding-right: 15px;
    }

    .page-khuyen-mai-dieu-khoan__list {
        padding-left: 40px;
        margin-bottom: 20px;
    }

    /* Images in content */
    .page-khuyen-mai-dieu-khoan img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block;
        box-sizing: border-box;
        padding: 0 15px;
    }
    
    .page-khuyen-mai-dieu-khoan__content-image {
        margin: 20px auto;
        border-radius: 6px;
    }

    /* FAQ Section */
    .page-khuyen-mai-dieu-khoan__faq-section {
        padding: 30px 15px;
        margin-top: 30px;
        border-radius: 8px;
    }

    .page-khuyen-mai-dieu-khoan__faq-item summary {
        padding: 15px 20px;
        font-size: 1rem;
    }

    .page-khuyen-mai-dieu-khoan__faq-answer {
        padding: 15px 20px;
        font-size: 0.95rem;
    }

    .page-khuyen-mai-dieu-khoan__effective-date {
        margin-top: 30px;
        text-align: center;
        padding: 0 15px;
    }

    /* Generic container rules for mobile to prevent overflow */
    .page-khuyen-mai-dieu-khoan__section,
    .page-khuyen-mai-dieu-khoan__card,
    .page-khuyen-mai-dieu-khoan__container {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 0px;
        padding-right: 0px;
    }
}