/* style/promotions.css */

/* Biến CSS */
:root {
    --page-promotions-primary-color: #0A192F;
    --page-promotions-secondary-color: #FFD700;
    --page-promotions-text-light: #FFFFFF;
    --page-promotions-text-dark: #1A1A1A;
    --page-promotions-accent-dark: #998100; /* Darker variant of secondary for text on light background */
    --page-promotions-bg-light: #F0F2F5;
    --page-promotions-card-bg: #1A2B42;
    --page-promotions-border-color: #334760;
    --page-promotions-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-promotions {
    font-family: 'Arial', sans-serif;
    color: var(--page-promotions-text-light);
    background-color: var(--page-promotions-primary-color);
    line-height: 1.6;
}

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

.page-promotions__hero {
    background: linear-gradient(135deg, var(--page-promotions-primary-color) 0%, #1a3a60 100%);
    padding: 80px 0 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.page-promotions__hero-image-wrapper {
    width: 100%;
    max-width: 800px; /* Adjust as needed */
    margin-top: 40px;
}

.page-promotions__hero-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 10px;
    box-shadow: var(--page-promotions-shadow);
}

.page-promotions__title {
    font-size: 3.2em;
    margin-bottom: 20px;
    color: var(--page-promotions-text-light);
    font-weight: 700;
    line-height: 1.2;
}

.page-promotions__subtitle {
    font-size: 1.2em;
    color: #CCCCCC;
    max-width: 800px;
    margin: 0 auto 40px;
}

.page-promotions__cta-button {
    display: inline-block;
    background-color: var(--page-promotions-secondary-color);
    color: var(--page-promotions-text-dark);
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1em;
    transition: background-color 0.3s ease, transform 0.3s ease;
    box-shadow: var(--page-promotions-shadow);
}

.page-promotions__cta-button:hover {
    background-color: #E6B800; /* Slightly darker gold */
    transform: translateY(-3px);
}

.page-promotions__section {
    padding: 60px 0;
    background-color: var(--page-promotions-primary-color);
}

.page-promotions__section:nth-of-type(even) {
    background-color: var(--page-promotions-card-bg);
}

.page-promotions__section-title {
    font-size: 2.5em;
    color: var(--page-promotions-text-light);
    text-align: center;
    margin-bottom: 20px;
    font-weight: 700;
}

.page-promotions__section-description {
    font-size: 1.1em;
    color: #CCCCCC;
    text-align: center;
    max-width: 900px;
    margin: 0 auto 40px;
}

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

.page-promotions__feature-item {
    background-color: var(--page-promotions-card-bg);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: var(--page-promotions-shadow);
    border: 1px solid var(--page-promotions-border-color);
    transition: transform 0.3s ease;
}

.page-promotions__feature-item:hover {
    transform: translateY(-5px);
}

.page-promotions__feature-icon {
    width: 60px;
    height: 60px;
    margin-bottom: 20px;
    filter: brightness(1.2);
}

.page-promotions__feature-title {
    font-size: 1.5em;
    color: var(--page-promotions-secondary-color);
    margin-bottom: 15px;
}

.page-promotions__feature-text {
    color: #B0B0B0;
    font-size: 1em;
}

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

.page-promotions__promo-card {
    background-color: var(--page-promotions-card-bg);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--page-promotions-shadow);
    border: 1px solid var(--page-promotions-border-color);
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease;
}

.page-promotions__promo-card:hover {
    transform: translateY(-5px);
}

.page-promotions__promo-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
}

.page-promotions__promo-card-title {
    font-size: 1.6em;
    color: var(--page-promotions-secondary-color);
    padding: 20px 20px 10px;
    font-weight: 600;
}

.page-promotions__promo-card-text {
    color: #B0B0B0;
    padding: 0 20px 20px;
    flex-grow: 1;
}

.page-promotions__card-actions {
    display: flex;
    justify-content: space-between;
    padding: 0 20px 20px;
    gap: 10px;
}

.page-promotions__btn {
    display: inline-block;
    padding: 10px 15px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: bold;
    font-size: 0.95em;
    transition: background-color 0.3s ease, color 0.3s ease;
    text-align: center;
    flex: 1;
}

.page-promotions__btn--primary {
    background-color: var(--page-promotions-secondary-color);
    color: var(--page-promotions-text-dark);
}

.page-promotions__btn--primary:hover {
    background-color: #E6B800;
}

.page-promotions__btn--secondary {
    background-color: var(--page-promotions-primary-color);
    color: var(--page-promotions-secondary-color);
    border: 1px solid var(--page-promotions-secondary-color);
}

.page-promotions__btn--secondary:hover {
    background-color: var(--page-promotions-secondary-color);
    color: var(--page-promotions-text-dark);
}

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

.page-promotions__step-item {
    background-color: var(--page-promotions-card-bg);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: var(--page-promotions-shadow);
    border: 1px solid var(--page-promotions-border-color);
}

.page-promotions__step-number {
    font-size: 3em;
    color: var(--page-promotions-secondary-color);
    font-weight: bold;
    margin-bottom: 15px;
    line-height: 1;
}

.page-promotions__step-title {
    font-size: 1.6em;
    color: var(--page-promotions-text-light);
    margin-bottom: 10px;
}

.page-promotions__step-text {
    color: #B0B0B0;
    margin-bottom: 20px;
}

.page-promotions__btn--small {
    padding: 8px 15px;
    font-size: 0.9em;
}

.page-promotions__note-list {
    list-style: none;
    padding: 0;
    margin: 40px auto 0;
    max-width: 900px;
}

.page-promotions__note-list li {
    background-color: var(--page-promotions-card-bg);
    margin-bottom: 20px;
    padding: 25px;
    border-radius: 10px;
    border-left: 5px solid var(--page-promotions-secondary-color);
    box-shadow: var(--page-promotions-shadow);
}

.page-promotions__note-list li p {
    color: #B0B0B0;
    margin-top: 10px;
}

.page-promotions__list-title {
    font-size: 1.4em;
    color: var(--page-promotions-secondary-color);
    margin-bottom: 5px;
}

.page-promotions__notes-image {
    width: 100%;
    max-width: 600px;
    margin: 40px auto 0;
    display: block;
    border-radius: 10px;
    box-shadow: var(--page-promotions-shadow);
}

.page-promotions__cta-final {
    background: linear-gradient(45deg, var(--page-promotions-secondary-color) 0%, #E6B800 100%);
    color: var(--page-promotions-text-dark);
    text-align: center;
    padding: 80px 0;
}

.page-promotions__cta-final .page-promotions__section-title,
.page-promotions__cta-final .page-promotions__section-description {
    color: var(--page-promotions-text-dark);
}

.page-promotions__cta-final .page-promotions__cta-button {
    background-color: var(--page-promotions-primary-color);
    color: var(--page-promotions-text-light);
}

.page-promotions__cta-final .page-promotions__cta-button:hover {
    background-color: #1A2B42;
    transform: translateY(-3px);
}

.page-promotions__faq-item {
    background-color: var(--page-promotions-card-bg);
    margin-bottom: 15px;
    padding: 20px;
    border-radius: 8px;
    border: 1px solid var(--page-promotions-border-color);
}

.page-promotions__faq-question {
    font-size: 1.3em;
    color: var(--page-promotions-secondary-color);
    margin-bottom: 10px;
    cursor: pointer;
    position: relative;
    padding-right: 30px;
}

.page-promotions__faq-question::after {
    content: '+';
    position: absolute;
    right: 0;
    top: 0;
    font-size: 1.2em;
    transition: transform 0.3s ease;
}

.page-promotions__faq-question.active::after {
    content: '-';
    transform: rotate(180deg);
}

.page-promotions__faq-answer {
    color: #B0B0B0;
    font-size: 1em;
    display: none;
    padding-top: 10px;
    border-top: 1px solid var(--page-promotions-border-color);
    margin-top: 10px;
}

.page-promotions__faq-answer.active {
    display: block;
}

.page-promotions__detail-list {
    margin-top: 40px;
    display: grid;
    gap: 20px;
}

.page-promotions__detail-item {
    background-color: var(--page-promotions-card-bg);
    padding: 25px;
    border-radius: 10px;
    border: 1px solid var(--page-promotions-border-color);
    box-shadow: var(--page-promotions-shadow);
    display: flex;
    flex-direction: column;
}

.page-promotions__detail-item h3 a {
    color: var(--page-promotions-secondary-color);
    text-decoration: none;
    font-size: 1.5em;
    transition: color 0.3s ease;
}

.page-promotions__detail-item h3 a:hover {
    color: #E6B800;
}

.page-promotions__detail-description {
    color: #B0B0B0;
    margin-top: 10px;
    margin-bottom: 20px;
    flex-grow: 1;
}

.text-highlight {
    color: var(--page-promotions-secondary-color);
}

/* Responsive Design */
@media (max-width: 992px) {
    .page-promotions__title {
        font-size: 2.8em;
    }
    .page-promotions__section-title {
        font-size: 2.2em;
    }
}

@media (max-width: 768px) {
    .page-promotions__hero {
        padding: 60px 0 30px;
    }
    .page-promotions__title {
        font-size: 2.2em;
    }
    .page-promotions__subtitle {
        font-size: 1em;
    }
    .page-promotions__section {
        padding: 40px 0;
    }
    .page-promotions__section-title {
        font-size: 1.8em;
    }
    .page-promotions__section-description {
        font-size: 0.95em;
    }
    .page-promotions__features-grid,
    .page-promotions__promo-grid,
    .page-promotions__steps-grid {
        grid-template-columns: 1fr;
    }
    .page-promotions__card-actions {
        flex-direction: column;
    }
    .page-promotions__btn {
        width: 100%;
    }
    .page-promotions__faq-question {
        font-size: 1.1em;
    }
    .page-promotions__faq-answer {
        font-size: 0.9em;
    }
}

@media (max-width: 480px) {
    .page-promotions__title {
        font-size: 1.8em;
    }
    .page-promotions__cta-button {
        padding: 12px 25px;
        font-size: 1em;
    }
    .page-promotions__section-title {
        font-size: 1.5em;
    }
    .page-promotions__feature-title,
    .page-promotions__promo-card-title,
    .page-promotions__step-title,
    .page-promotions__list-title,
    .page-promotions__detail-item h3 a {
        font-size: 1.2em;
    }
    .page-promotions__promo-image {
        height: 150px;
    }
}