.page-khuyen-mai {
    color: #333333;
    background: #FFFFFF;
    font-family: Arial, sans-serif;
    line-height: 1.6;
}

.page-khuyen-mai__hero-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
    overflow: hidden;
    padding-top: 10px; /* Small top margin, assuming body padding-top from shared.css */
    background-color: #26A9E0;
    color: #FFFFFF;
}

.page-khuyen-mai__hero-image-wrapper {
    width: 100%;
    max-height: 675px;
    overflow: hidden;
}

.page-khuyen-mai__hero-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

.page-khuyen-mai__hero-content {
    padding: 40px 20px;
    max-width: 900px;
    z-index: 1;
}

.page-khuyen-mai__main-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
    color: #FFFFFF;
}

.page-khuyen-mai__description {
    font-size: clamp(1rem, 2vw, 1.25rem);
    margin-bottom: 30px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    color: #F0F0F0;
}

.page-khuyen-mai__cta-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
    width: 100%;
    max-width: 600px;
    margin: 0 auto;
}

.page-khuyen-mai__btn-primary,
.page-khuyen-mai__btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    white-space: normal;
    word-wrap: break-word;
    box-sizing: border-box;
}

.page-khuyen-mai__btn-primary {
    background-color: #EA7C07; /* Login color */
    color: #FFFFFF;
    border: 2px solid transparent;
}

.page-khuyen-mai__btn-primary:hover {
    background-color: #d46c00;
    transform: translateY(-2px);
}

.page-khuyen-mai__btn-secondary {
    background-color: #FFFFFF;
    color: #26A9E0;
    border: 2px solid #26A9E0;
}

.page-khuyen-mai__btn-secondary:hover {
    background-color: #f0f0f0;
    color: #1a7fb3;
    transform: translateY(-2px);
}

.page-khuyen-mai__section {
    padding: 60px 20px;
    text-align: center;
}

.page-khuyen-mai__section:nth-of-type(even) {
    background-color: #f9f9f9;
}

.page-khuyen-mai__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

.page-khuyen-mai__section-title {
    font-size: clamp(1.8rem, 3.5vw, 2.8rem);
    font-weight: 700;
    margin-bottom: 40px;
    color: #26A9E0;
    line-height: 1.3;
}

.page-khuyen-mai__text-block {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 25px;
    text-align: left;
    color: #333333;
}

.page-khuyen-mai__image-content {
    width: 100%;
    height: auto;
    max-width: 800px;
    margin: 30px auto;
    display: block;
    border-radius: 10px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
}

.page-khuyen-mai__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-khuyen-mai__card {
    background: #FFFFFF;
    border-radius: 12px;
    box-shadow: 0 6px 15px rgba(0,0,0,0.08);
    padding: 30px;
    text-align: left;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid #e0e0e0;
    color: #333333;
}

.page-khuyen-mai__card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

.page-khuyen-mai__card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 20px;
    display: block;
}

.page-khuyen-mai__card-title {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: #26A9E0;
    line-height: 1.4;
}

.page-khuyen-mai__card-text {
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 20px;
    flex-grow: 1;
}

.page-khuyen-mai__btn-card {
    display: inline-block;
    background-color: #26A9E0;
    color: #FFFFFF;
    padding: 10px 20px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: background-color 0.3s ease;
    align-self: flex-start;
    white-space: normal;
    word-wrap: break-word;
    box-sizing: border-box;
}

.page-khuyen-mai__btn-card:hover {
    background-color: #1a7fb3;
}

.page-khuyen-mai__list {
    list-style: disc inside;
    text-align: left;
    max-width: 900px;
    margin: 30px auto 40px;
    font-size: 1.1rem;
    line-height: 1.8;
    color: #333333;
}

.page-khuyen-mai__list li {
    margin-bottom: 15px;
    padding-left: 10px;
}

.page-khuyen-mai__list li strong {
    color: #26A9E0;
}

.page-khuyen-mai__steps-list {
    list-style: none;
    text-align: left;
    max-width: 900px;
    margin: 30px auto 40px;
    font-size: 1.1rem;
    line-height: 1.8;
    counter-reset: step-counter;
    color: #333333;
}

.page-khuyen-mai__steps-list li {
    margin-bottom: 25px;
    position: relative;
    padding-left: 50px;
}

.page-khuyen-mai__steps-list li::before {
    counter-increment: step-counter;
    content: counter(step-counter);
    position: absolute;
    left: 0;
    top: 0;
    background-color: #26A9E0;
    color: #FFFFFF;
    width: 35px;
    height: 35px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
}

.page-khuyen-mai__steps-list li strong {
    color: #26A9E0;
}

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

details.page-khuyen-mai__faq-item {
    margin-bottom: 15px;
    border-radius: 8px;
    border: 1px solid #e0e0e0;
    overflow: hidden;
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

details.page-khuyen-mai__faq-item summary.page-khuyen-mai__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 25px;
    cursor: pointer;
    user-select: none;
    list-style: none;
    transition: background-color 0.3s ease;
    color: #26A9E0;
    font-weight: 600;
    font-size: 1.1rem;
}

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

details.page-khuyen-mai__faq-item summary.page-khuyen-mai__faq-question:hover {
    background: #f5f5f5;
}

.page-khuyen-mai__faq-qtext {
    flex: 1;
    font-size: 1.1rem;
    font-weight: 600;
    line-height: 1.5;
    text-align: left;
    color: #333333;
}

.page-khuyen-mai__faq-toggle {
    font-size: 24px;
    font-weight: bold;
    color: #26A9E0;
    flex-shrink: 0;
    margin-left: 15px;
    width: 28px;
    text-align: center;
}

details.page-khuyen-mai__faq-item .page-khuyen-mai__faq-answer {
    padding: 0 25px 25px;
    background: #f9f9f9;
    border-radius: 0 0 8px 8px;
    text-align: left;
    color: #555555;
}

details.page-khuyen-mai__faq-item .page-khuyen-mai__faq-answer p {
    margin: 0;
    font-size: 1rem;
    line-height: 1.7;
}

.page-khuyen-mai__final-cta {
    background-color: #26A9E0;
    color: #FFFFFF;
    padding: 80px 20px;
}

.page-khuyen-mai__final-cta .page-khuyen-mai__section-title {
    color: #FFFFFF;
    margin-bottom: 30px;
}

.page-khuyen-mai__final-cta .page-khuyen-mai__text-block {
    color: #F0F0F0;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* Responsive Styles */
@media (max-width: 1024px) {
    .page-khuyen-mai__hero-content {
        padding: 30px 15px;
    }
    .page-khuyen-mai__main-title {
        font-size: clamp(2rem, 4.5vw, 3rem);
    }
    .page-khuyen-mai__description {
        font-size: clamp(0.9rem, 1.8vw, 1.1rem);
    }
    .page-khuyen-mai__section-title {
        font-size: clamp(1.6rem, 3vw, 2.5rem);
    }
    .page-khuyen-mai__text-block, .page-khuyen-mai__list, .page-khuyen-mai__steps-list {
        font-size: 1rem;
    }
    .page-khuyen-mai__btn-primary, .page-khuyen-mai__btn-secondary {
        padding: 12px 25px;
        font-size: 1rem;
    }
    .page-khuyen-mai__card-title {
        font-size: 1.3rem;
    }
    .page-khuyen-mai__card-image {
        height: 180px;
    }
    .page-khuyen-mai__faq-qtext {
        font-size: 1rem;
    }
}

@media (max-width: 849px) {
    .page-khuyen-mai__hero-image {
        object-fit: contain !important; /* Prevents cropping on smaller screens */
        aspect-ratio: unset !important;
    }
}

@media (max-width: 768px) {
    .page-khuyen-mai__hero-section {
        padding-top: 10px; /* Small top margin, assuming body padding-top from shared.css */
    }
    .page-khuyen-mai__hero-content {
        padding: 25px 15px;
    }
    .page-khuyen-mai__main-title {
        font-size: clamp(1.8rem, 7vw, 2.5rem);
        margin-bottom: 15px;
    }
    .page-khuyen-mai__description {
        font-size: clamp(0.9rem, 3.5vw, 1rem);
        margin-bottom: 25px;
    }
    .page-khuyen-mai__cta-buttons {
        flex-direction: column;
        gap: 10px;
        padding: 0 15px; /* Add padding to container */
        width: 100% !important; /* Ensure full width */
        max-width: 100% !important;
        box-sizing: border-box !important;
    }
    .page-khuyen-mai__btn-primary,
    .page-khuyen-mai__btn-secondary {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        white-space: normal !important;
        word-wrap: break-word !important;
        padding-left: 15px;
        padding-right: 15px;
    }

    .page-khuyen-mai__section {
        padding: 40px 0;
    }
    .page-khuyen-mai__container {
        padding: 0 15px;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }
    .page-khuyen-mai__section-title {
        font-size: clamp(1.5rem, 6vw, 2rem);
        margin-bottom: 30px;
    }
    .page-khuyen-mai__text-block, .page-khuyen-mai__list, .page-khuyen-mai__steps-list {
        font-size: 0.95rem;
        text-align: left;
    }
    .page-khuyen-mai__image-content {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        box-sizing: border-box !important;
        margin: 20px auto;
    }
    .page-khuyen-mai__card {
        padding: 25px;
    }
    .page-khuyen-mai__card-image {
        height: 160px;
    }
    .page-khuyen-mai__card-title {
        font-size: 1.2rem;
    }
    .page-khuyen-mai__btn-card {
        font-size: 0.9rem;
        padding: 8px 15px;
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }
    .page-khuyen-mai__list,
    .page-khuyen-mai__steps-list {
        margin-left: 0;
        padding-left: 20px;
    }
    .page-khuyen-mai__steps-list li {
        padding-left: 45px;
    }
    .page-khuyen-mai__steps-list li::before {
        width: 30px;
        height: 30px;
        font-size: 1rem;
    }
    details.page-khuyen-mai__faq-item summary.page-khuyen-mai__faq-question {
        padding: 15px 20px;
    }
    .page-khuyen-mai__faq-qtext {
        font-size: 0.95rem;
    }
    .page-khuyen-mai__faq-toggle {
        font-size: 20px;
        width: 24px;
        margin-left: 10px;
    }
    details.page-khuyen-mai__faq-item .page-khuyen-mai__faq-answer {
        padding: 0 20px 20px;
    }
    .page-khuyen-mai__final-cta {
        padding: 50px 20px;
    }
}