/* style/promotions-referral-program.css */

/* Biến CSS cho màu sắc */
:root {
    --page-promotions-referral-program-primary-color: #FFD700; /* Gold */
    --page-promotions-referral-program-secondary-color: #8B0000; /* Dark Red */
    --page-promotions-referral-program-text-dark: #333333; /* For light backgrounds */
    --page-promotions-referral-program-text-light: #FFFFFF; /* For dark backgrounds */
    --page-promotions-referral-program-background-dark: #1a1a1a; /* Very dark grey for contrast */
    --page-promotions-referral-program-background-light: #f5f5f5; /* Light grey for sections */
    --page-promotions-referral-program-accent-color: #0028ff; /* Complementary blue for highlights */
}

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

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

.page-promotions-referral-program__hero-section {
    background: linear-gradient(135deg, var(--page-promotions-referral-program-primary-color), var(--page-promotions-referral-program-secondary-color));
    padding: 100px 0;
    text-align: center;
    color: var(--page-promotions-referral-program-text-light);
    position: relative;
    overflow: hidden;
}

.page-promotions-referral-program__hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.3); /* Overlay for better text readability */
    z-index: 1;
}

.page-promotions-referral-program__hero-section > * {
    position: relative;
    z-index: 2;
}

.page-promotions-referral-program__hero-title {
    font-size: 3.5em;
    margin-bottom: 20px;
    color: var(--page-promotions-referral-program-text-light);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.page-promotions-referral-program__hero-subtitle {
    font-size: 1.3em;
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.page-promotions-referral-program__hero-buttons .page-promotions-referral-program__btn {
    margin: 10px;
}

.page-promotions-referral-program__section-title {
    font-size: 2.5em;
    color: var(--page-promotions-referral-program-primary-color);
    text-align: center;
    margin-bottom: 40px;
    padding-top: 60px;
}

.page-promotions-referral-program__section-description {
    font-size: 1.1em;
    text-align: center;
    max-width: 900px;
    margin: 0 auto 50px auto;
    color: #e0e0e0;
}

.page-promotions-referral-program__how-it-works-section,
.page-promotions-referral-program__rewards-section,
.page-promotions-referral-program__terms-section,
.page-promotions-referral-program__faq-section,
.page-promotions-referral-program__cta-section {
    padding: 80px 0;
    background-color: var(--page-promotions-referral-program-background-dark);
}

.page-promotions-referral-program__how-it-works-section {
    background-color: var(--page-promotions-referral-program-background-dark);
}

.page-promotions-referral-program__steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.page-promotions-referral-program__step {
    background-color: #2a2a2a;
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid rgba(255, 215, 0, 0.2);
}

.page-promotions-referral-program__step:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.4);
}

.page-promotions-referral-program__step-icon {
    font-size: 2.5em;
    color: var(--page-promotions-referral-program-primary-color);
    margin-bottom: 20px;
    font-weight: bold;
    background-color: var(--page-promotions-referral-program-secondary-color);
    border-radius: 50%;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px auto;
    border: 2px solid var(--page-promotions-referral-program-primary-color);
}

.page-promotions-referral-program__step-title {
    font-size: 1.5em;
    color: var(--page-promotions-referral-program-primary-color);
    margin-bottom: 15px;
}

.page-promotions-referral-program__step-text {
    color: #cccccc;
    margin-bottom: 20px;
}

.page-promotions-referral-program__step-text a {
    color: var(--page-promotions-referral-program-primary-color);
    text-decoration: none;
    font-weight: bold;
}

.page-promotions-referral-program__step-text a:hover {
    text-decoration: underline;
}

.page-promotions-referral-program__step-image {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin-top: 20px;
    border: 1px solid rgba(255, 215, 0, 0.1);
}

.page-promotions-referral-program__rewards-list {
    list-style: none;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.page-promotions-referral-program__rewards-list li {
    background-color: #2a2a2a;
    padding: 25px;
    border-radius: 10px;
    border-left: 5px solid var(--page-promotions-referral-program-primary-color);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    color: #cccccc;
}

.page-promotions-referral-program__reward-item-title {
    font-size: 1.4em;
    color: var(--page-promotions-referral-program-primary-color);
    margin-bottom: 10px;
}

.page-promotions-referral-program__note {
    font-style: italic;
    color: #aaaaaa;
    margin-top: 40px;
    font-size: 0.95em;
}

.page-promotions-referral-program__terms-content {
    background-color: #2a2a2a;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    color: #cccccc;
}

.page-promotions-referral-program__terms-subtitle {
    font-size: 1.3em;
    color: var(--page-promotions-referral-program-primary-color);
    margin-top: 25px;
    margin-bottom: 15px;
}

.page-promotions-referral-program__terms-content ul {
    list-style: disc inside;
    margin-bottom: 20px;
    padding-left: 20px;
}

.page-promotions-referral-program__terms-content li {
    margin-bottom: 8px;
}

.page-promotions-referral-program__faq-items {
    display: grid;
    gap: 20px;
}

.page-promotions-referral-program__faq-item {
    background-color: #2a2a2a;
    padding: 20px;
    border-radius: 10px;
    border: 1px solid rgba(255, 215, 0, 0.1);
}

.page-promotions-referral-program__faq-question {
    font-size: 1.2em;
    color: var(--page-promotions-referral-program-primary-color);
    margin-bottom: 10px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.page-promotions-referral-program__faq-question::after {
    content: '+';
    font-size: 1.5em;
    transition: transform 0.3s ease;
}

.page-promotions-referral-program__faq-question.active::after {
    transform: rotate(45deg);
}

.page-promotions-referral-program__faq-answer {
    color: #cccccc;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
    padding-left: 10px;
}

.page-promotions-referral-program__faq-answer.show {
    max-height: 200px; /* Adjust as needed */
    padding-top: 10px;
}

.page-promotions-referral-program__faq-answer a {
    color: var(--page-promotions-referral-program-primary-color);
    text-decoration: none;
    font-weight: bold;
}

.page-promotions-referral-program__faq-answer a:hover {
    text-decoration: underline;
}

.page-promotions-referral-program__cta-section {
    background: var(--page-promotions-referral-program-secondary-color);
    text-align: center;
    color: var(--page-promotions-referral-program-text-light);
    padding-bottom: 40px; /* Adjust for image */
    position: relative;
    overflow: hidden;
}

.page-promotions-referral-program__cta-section .page-promotions-referral-program__section-title {
    color: var(--page-promotions-referral-program-text-light);
}

.page-promotions-referral-program__cta-section .page-promotions-referral-program__section-description {
    color: #f0f0f0;
}

.page-promotions-referral-program__cta-buttons .page-promotions-referral-program__btn {
    margin: 10px;
}

.page-promotions-referral-program__cta-image {
    max-width: 100%;
    height: auto;
    margin-top: 40px;
    border-radius: 10px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.5);
}

/* Buttons */
.page-promotions-referral-program__btn {
    display: inline-block;
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    transition: background-color 0.3s ease, transform 0.3s ease;
    font-size: 1.1em;
    cursor: pointer;
    border: none;
}

.page-promotions-referral-program__btn--primary {
    background-color: var(--page-promotions-referral-program-primary-color);
    color: var(--page-promotions-referral-program-text-dark);
}

.page-promotions-referral-program__btn--primary:hover {
    background-color: #e6c200;
    transform: translateY(-3px);
}

.page-promotions-referral-program__btn--secondary {
    background-color: transparent;
    color: var(--page-promotions-referral-program-primary-color);
    border: 2px solid var(--page-promotions-referral-program-primary-color);
}

.page-promotions-referral-program__btn--secondary:hover {
    background-color: rgba(255, 215, 0, 0.1);
    transform: translateY(-3px);
}

.page-promotions-referral-program__btn--explore {
    background-color: var(--page-promotions-referral-program-secondary-color);
    color: var(--page-promotions-referral-program-text-light);
    border: 2px solid var(--page-promotions-referral-program-primary-color);
    margin-top: 30px;
}

.page-promotions-referral-program__btn--explore:hover {
    background-color: #a00000;
    transform: translateY(-3px);
}

.page-promotions-referral-program__btn--download {
    background-color: var(--page-promotions-referral-program-primary-color);
    color: var(--page-promotions-referral-program-text-dark);
    border: 2px solid var(--page-promotions-referral-program-primary-color);
}

.page-promotions-referral-program__btn--download:hover {
    background-color: #e6c200;
    transform: translateY(-3px);
}

.page-promotions-referral-program__highlight {
    color: var(--page-promotions-referral-program-primary-color);
    font-weight: bold;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .page-promotions-referral-program__hero-title {
        font-size: 2.5em;
    }

    .page-promotions-referral-program__hero-subtitle {
        font-size: 1em;
    }

    .page-promotions-referral-program__section-title {
        font-size: 2em;
    }

    .page-promotions-referral-program__steps {
        grid-template-columns: 1fr;
    }

    .page-promotions-referral-program__rewards-list {
        grid-template-columns: 1fr;
    }

    .page-promotions-referral-program__btn {
        padding: 12px 25px;
        font-size: 1em;
    }
}

@media (max-width: 480px) {
    .page-promotions-referral-program__hero-title {
        font-size: 2em;
    }

    .page-promotions-referral-program__hero-buttons {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .page-promotions-referral-program__btn {
        width: 80%;
    }

    .page-promotions-referral-program__step-title {
        font-size: 1.3em;
    }

    .page-promotions-referral-program__reward-item-title {
        font-size: 1.2em;
    }
}