/* style/khuyen-mai.css */
.page-khuyen-mai {
    font-family: 'Arial', sans-serif;
    color: #333;
    line-height: 1.6;
    background-color: #f8f8f8;
}

.page-khuyen-mai .page-khuyen-mai__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.page-khuyen-mai .highlight {
    color: #1E90FF;
    font-weight: bold;
}

.page-khuyen-mai a {
    color: #1E90FF;
    text-decoration: none;
}

.page-khuyen-mai a:hover {
    text-decoration: underline;
}

/* Hero Section */
.page-khuyen-mai__hero {
    background: linear-gradient(135deg, #FFD700 0%, #1E90FF 100%);
    color: #fff;
    padding: 80px 20px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 40px;
    position: relative;
    overflow: hidden;
    border-bottom-left-radius: 50px;
    border-bottom-right-radius: 50px;
}

.page-khuyen-mai__hero-content {
    max-width: 800px;
    z-index: 1;
}

.page-khuyen-mai__hero-title {
    font-size: 3.5em;
    margin-bottom: 20px;
    line-height: 1.2;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.page-khuyen-mai__hero-title .highlight {
    color: #fff;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.page-khuyen-mai__hero-description {
    font-size: 1.3em;
    margin-bottom: 30px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.page-khuyen-mai__hero-description a {
    color: #fff;
    font-weight: bold;
}

.page-khuyen-mai__hero-description a:hover {
    text-decoration: none;
    opacity: 0.9;
}

.page-khuyen-mai__hero-btn {
    display: inline-block;
    background-color: #FFD700;
    color: #1a1a1a;
    padding: 15px 30px;
    border-radius: 50px;
    font-size: 1.2em;
    font-weight: bold;
    transition: background-color 0.3s ease, transform 0.3s ease;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.page-khuyen-mai__hero-btn:hover {
    background-color: #e6c200;
    transform: translateY(-3px);
    text-decoration: none;
}

.page-khuyen-mai__hero-image {
    margin-top: 40px;
    max-width: 90%;
    z-index: 1;
}

.page-khuyen-mai__hero-image img {
    max-width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

/* General Section Styling */
.page-khuyen-mai__section {
    padding: 60px 0;
    background-color: #fff;
    margin-bottom: 30px;
    border-radius: 15px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.page-khuyen-mai__section:nth-child(even) {
    background-color: #f2f2f2;
}

.page-khuyen-mai__section-title {
    font-size: 2.5em;
    color: #1E90FF;
    text-align: center;
    margin-bottom: 40px;
    position: relative;
}

.page-khuyen-mai__section-title::after {
    content: '';
    width: 80px;
    height: 4px;
    background-color: #FFD700;
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 2px;
}

.page-khuyen-mai__text-content {
    font-size: 1.1em;
    margin-bottom: 20px;
    text-align: justify;
}

/* Promotions List */
.page-khuyen-mai__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.page-khuyen-mai__promo-card {
    background-color: #fff;
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.page-khuyen-mai__promo-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);
}

.page-khuyen-mai__promo-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-bottom: 1px solid #eee;
}

.page-khuyen-mai__promo-title {
    font-size: 1.5em;
    color: #1E90FF;
    margin: 20px 15px 10px;
}

.page-khuyen-mai__promo-title a {
    color: #1E90FF;
    text-decoration: none;
}

.page-khuyen-mai__promo-title a:hover {
    text-decoration: underline;
}

.page-khuyen-mai__promo-description {
    font-size: 0.95em;
    color: #555;
    padding: 0 20px 20px;
    flex-grow: 1;
}

.page-khuyen-mai__promo-btn {
    display: inline-block;
    background-color: #FFD700;
    color: #1a1a1a;
    padding: 10px 25px;
    border-radius: 50px;
    font-weight: bold;
    margin-bottom: 20px;
    transition: background-color 0.3s ease;
}

.page-khuyen-mai__promo-btn:hover {
    background-color: #e6c200;
    text-decoration: none;
}

/* How to Claim Section */
.page-khuyen-mai__steps {
    list-style: none;
    padding: 0;
}

.page-khuyen-mai__steps li {
    background-color: #fff;
    border-left: 5px solid #1E90FF;
    margin-bottom: 25px;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    position: relative;
}

.page-khuyen-mai__steps li::before {
    content: attr(data-step-number);
    position: absolute;
    left: -15px;
    top: 20px;
    background-color: #FFD700;
    color: #1a1a1a;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.1em;
    border: 2px solid #fff;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.page-khuyen-mai__steps li:nth-child(1)::before { content: '1'; }
.page-khuyen-mai__steps li:nth-child(2)::before { content: '2'; }
.page-khuyen-mai__steps li:nth-child(3)::before { content: '3'; }

.page-khuyen-mai__step-title {
    color: #1E90FF;
    font-size: 1.6em;
    margin-bottom: 10px;
}

.page-khuyen-mai__step-btn {
    display: inline-block;
    background-color: #1E90FF;
    color: #fff;
    padding: 10px 20px;
    border-radius: 50px;
    margin-top: 15px;
    transition: background-color 0.3s ease;
}

.page-khuyen-mai__step-btn:hover {
    background-color: #1565b3;
    text-decoration: none;
}

/* Terms Section */
.page-khuyen-mai__terms .page-khuyen-mai__list {
    list-style: disc;
    margin-left: 20px;
    color: #555;
    font-size: 1.05em;
}

.page-khuyen-mai__terms .page-khuyen-mai__list li {
    margin-bottom: 10px;
}

/* Why Choose Section */
.page-khuyen-mai__grid--2-cols {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.page-khuyen-mai__feature-card {
    background-color: #fff;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    text-align: center;
}

.page-khuyen-mai__feature-icon {
    width: 80px;
    height: 80px;
    margin-bottom: 20px;
}

.page-khuyen-mai__feature-title {
    font-size: 1.4em;
    color: #FFD700;
    margin-bottom: 10px;
}

.page-khuyen-mai__feature-description {
    color: #666;
}

/* CTA Download Section */
.page-khuyen-mai__cta-download {
    background-color: #1E90FF;
    color: #fff;
    text-align: center;
    padding: 80px 20px;
    border-radius: 15px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.page-khuyen-mai__cta-download .page-khuyen-mai__section-title {
    color: #FFD700;
}

.page-khuyen-mai__cta-download .page-khuyen-mai__section-title::after {
    background-color: #fff;
}

.page-khuyen-mai__cta-download .page-khuyen-mai__text-content {
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    font-size: 1.2em;
}

.page-khuyen-mai__cta-download .page-khuyen-mai__text-content a {
    color: #FFD700;
    font-weight: bold;
}

.page-khuyen-mai__cta-download .page-khuyen-mai__text-content a:hover {
    text-decoration: none;
    opacity: 0.9;
}

.page-khuyen-mai__cta-btn {
    display: inline-block;
    background-color: #FFD700;
    color: #1a1a1a;
    padding: 18px 35px;
    border-radius: 50px;
    font-size: 1.3em;
    font-weight: bold;
    margin-top: 30px;
    transition: background-color 0.3s ease, transform 0.3s ease;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.page-khuyen-mai__cta-btn:hover {
    background-color: #e6c200;
    transform: translateY(-3px);
    text-decoration: none;
}

.page-khuyen-mai__app-image {
    max-width: 400px;
    margin-top: 40px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

/* Explore More Section */
.page-khuyen-mai__explore-links {
    text-align: center;
    margin-top: 30px;
}

.page-khuyen-mai__explore-btn {
    display: inline-block;
    background-color: #1E90FF;
    color: #fff;
    padding: 12px 25px;
    border-radius: 50px;
    font-weight: bold;
    margin: 10px;
    transition: background-color 0.3s ease;
}

.page-khuyen-mai__explore-btn:hover {
    background-color: #1565b3;
    text-decoration: none;
}

/* FAQ Section */
.page-khuyen-mai__accordion-item {
    background-color: #f9f9f9;
    border: 1px solid #ddd;
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
}

.page-khuyen-mai__accordion-header {
    background-color: #FFD700;
    color: #1a1a1a;
    padding: 18px 25px;
    width: 100%;
    text-align: left;
    border: none;
    cursor: pointer;
    font-size: 1.1em;
    font-weight: bold;
    transition: background-color 0.3s ease;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.page-khuyen-mai__accordion-header:hover {
    background-color: #e6c200;
}

.page-khuyen-mai__accordion-header::after {
    content: '+';
    font-size: 1.5em;
    transition: transform 0.3s ease;
}

.page-khuyen-mai__accordion-header.active::after {
    content: '-';
    transform: rotate(180deg);
}

.page-khuyen-mai__accordion-content {
    padding: 0 25px;
    background-color: #fff;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-out, padding 0.4s ease-out;
}

.page-khuyen-mai__accordion-content.open {
    max-height: 300px; /* Adjust based on expected content height */
    padding: 15px 25px 25px;
}

.page-khuyen-mai__accordion-content p {
    margin-bottom: 10px;
    color: #555;
}

/* Final CTA Section */
.page-khuyen-mai__final-cta {
    background: linear-gradient(45deg, #1E90FF, #007bff);
    color: #fff;
    text-align: center;
    padding: 80px 20px;
    border-radius: 15px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.page-khuyen-mai__final-cta .page-khuyen-mai__section-title {
    color: #FFD700;
    font-size: 3em;
}

.page-khuyen-mai__final-cta .page-khuyen-mai__section-title::after {
    background-color: #fff;
}

.page-khuyen-mai__final-cta .page-khuyen-mai__text-content {
    font-size: 1.3em;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 40px;
}

.page-khuyen-mai__final-cta .page-khuyen-mai__text-content a {
    color: #FFD700;
    font-weight: bold;
}

.page-khuyen-mai__final-cta .page-khuyen-mai__text-content a:hover {
    text-decoration: none;
    opacity: 0.9;
}

.page-khuyen-mai__final-cta-btn {
    display: inline-block;
    background-color: #FFD700;
    color: #1a1a1a;
    padding: 20px 45px;
    border-radius: 50px;
    font-size: 1.5em;
    font-weight: bold;
    transition: background-color 0.3s ease, transform 0.3s ease;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.page-khuyen-mai__final-cta-btn:hover {
    background-color: #e6c200;
    transform: translateY(-5px);
    text-decoration: none;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .page-khuyen-mai__hero-title {
        font-size: 2.8em;
    }
    .page-khuyen-mai__section-title {
        font-size: 2em;
    }
    .page-khuyen-mai__hero-description,
    .page-khuyen-mai__text-content {
        font-size: 1em;
    }
    .page-khuyen-mai__promo-card {
        padding-bottom: 15px;
    }
    .page-khuyen-mai__final-cta .page-khuyen-mai__section-title {
        font-size: 2.5em;
    }
    .page-khuyen-mai__final-cta .page-khuyen-mai__text-content {
        font-size: 1.1em;
    }
}

@media (max-width: 768px) {
    .page-khuyen-mai__hero {
        padding: 60px 15px;
        flex-direction: column;
    }
    .page-khuyen-mai__hero-title {
        font-size: 2.2em;
    }
    .page-khuyen-mai__hero-btn {
        padding: 12px 25px;
        font-size: 1.1em;
    }
    .page-khuyen-mai__section {
        padding: 40px 0;
    }
    .page-khuyen-mai__section-title {
        font-size: 1.8em;
        margin-bottom: 30px;
    }
    .page-khuyen-mai__grid {
        grid-template-columns: 1fr;
    }
    .page-khuyen-mai__promo-title {
        font-size: 1.3em;
    }
    .page-khuyen-mai__step-title {
        font-size: 1.4em;
    }
    .page-khuyen-mai__cta-download {
        padding: 60px 15px;
    }
    .page-khuyen-mai__cta-btn {
        padding: 15px 30px;
        font-size: 1.2em;
    }
    .page-khuyen-mai__app-image {
        max-width: 300px;
    }
    .page-khuyen-mai__final-cta .page-khuyen-mai__section-title {
        font-size: 2em;
    }
    .page-khuyen-mai__final-cta-btn {
        padding: 15px 30px;
        font-size: 1.3em;
    }
    .page-khuyen-mai__accordion-header {
        font-size: 1em;
        padding: 15px 20px;
    }
}

@media (max-width: 480px) {
    .page-khuyen-mai__hero {
        padding: 40px 10px;
    }
    .page-khuyen-mai__hero-title {
        font-size: 1.8em;
    }
    .page-khuyen-mai__hero-description {
        font-size: 0.9em;
    }
    .page-khuyen-mai__section-title {
        font-size: 1.5em;
    }
    .page-khuyen-mai__text-content {
        font-size: 0.9em;
    }
    .page-khuyen-mai__promo-title {
        font-size: 1.2em;
    }
    .page-khuyen-mai__promo-btn,
    .page-khuyen-mai__step-btn,
    .page-khuyen-mai__explore-btn {
        padding: 8px 18px;
        font-size: 0.9em;
    }
    .page-khuyen-mai__final-cta .page-khuyen-mai__section-title {
        font-size: 1.8em;
    }
    .page-khuyen-mai__final-cta-btn {
        padding: 12px 25px;
        font-size: 1.1em;
    }
}