/* Biến màu sắc */
:root {
    --primary-color: #11A84E;
    --secondary-color: #22C768;
    --button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
    --card-bg: #11271B;
    --background-color: #08160F;
    --text-main-color: #F2FFF6;
    --text-secondary-color: #A7D9B8;
    --border-color: #2E7A4E;
    --glow-color: #57E38D;
    --gold-color: #F2C14E;
    --divider-color: #1E3A2A;
    --deep-green-color: #0A4B2C;
}

/* Base styles for the page */
.page-affiliate-program {
    font-family: 'Arial', sans-serif;
    color: var(--text-main-color); /* Default text color for the page content */
    background-color: var(--background-color);
    line-height: 1.6;
    padding-top: 10px; /* Small top padding, shared.css handles body padding-top */
}

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

.page-affiliate-program__section {
    padding: 60px 0;
    text-align: center;
    position: relative;
}

.page-affiliate-program__section-title {
    font-size: 38px;
    color: var(--gold-color);
    margin-bottom: 20px;
    font-weight: 700;
    text-shadow: 0 0 8px rgba(242, 193, 78, 0.4);
}

.page-affiliate-program__section-intro {
    font-size: 18px;
    color: var(--text-secondary-color);
    max-width: 800px;
    margin: 0 auto 40px;
}

.page-affiliate-program__card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 25px;
    text-align: left;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    display: flex;
    flex-direction: column;
    color: var(--text-main-color);
}

.page-affiliate-program__card img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin-bottom: 15px;
    object-fit: cover;
    min-width: 200px;
    min-height: 200px;
}

.page-affiliate-program__card-title {
    font-size: 24px;
    color: var(--primary-color);
    margin-bottom: 10px;
    font-weight: 600;
}

.page-affiliate-program__card-text {
    font-size: 16px;
    color: var(--text-secondary-color);
}

.page-affiliate-program__btn-primary,
.page-affiliate-program__btn-secondary {
    display: inline-block;
    padding: 14px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 700;
    font-size: 18px;
    transition: all 0.3s ease;
    text-align: center;
    max-width: 100%;
    box-sizing: border-box;
    white-space: normal;
    word-wrap: break-word;
}

.page-affiliate-program__btn-primary {
    background: var(--button-gradient);
    color: #ffffff;
    border: none;
    box-shadow: 0 4px 10px rgba(42, 209, 111, 0.4);
}

.page-affiliate-program__btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(42, 209, 111, 0.6);
}

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

.page-affiliate-program__btn-secondary:hover {
    background: var(--primary-color);
    color: #ffffff;
    transform: translateY(-2px);
}

/* HERO Section */
.page-affiliate-program__hero-section {
    padding-top: 10px; /* Aligns with global body padding */
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    position: relative;
    min-height: 600px;
    background-color: var(--background-color);
}

.page-affiliate-program__hero-image {
    width: 100%;
    height: auto;
    position: relative;
    z-index: 1;
    margin-bottom: 20px;
}

.page-affiliate-program__hero-image img {
    width: 100%;
    height: auto;
    object-fit: cover;
    display: block;
    min-width: 200px;
    min-height: 200px;
}

.page-affiliate-program__hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    padding: 20px;
    margin-top: -100px; /* Overlap slightly for visual flow */
}

.page-affiliate-program__main-title {
    font-size: clamp(32px, 5vw, 54px);
    color: var(--gold-color);
    margin-bottom: 20px;
    line-height: 1.2;
    text-shadow: 0 0 15px rgba(242, 193, 78, 0.6);
}

.page-affiliate-program__hero-description {
    font-size: 20px;
    color: var(--text-main-color);
    margin-bottom: 30px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.page-affiliate-program__cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Why Choose Us Section */
.page-affiliate-program__why-choose-us {
    background-color: var(--background-color);
}

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

.page-affiliate-program__feature-card {
    transform: translateY(0);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-affiliate-program__feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
}

/* Commission Structure Section */
.page-affiliate-program__commission-structure {
    background-color: var(--deep-green-color);
    padding-bottom: 0;
}

.page-affiliate-program__commission-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
    margin-bottom: 60px;
}

.page-affiliate-program__image-full-width {
    width: 100%;
    height: auto;
    object-fit: cover;
    border-radius: 10px;
    margin-top: 40px;
    min-width: 200px;
    min-height: 200px;
}

/* How to Register Section */
.page-affiliate-program__how-to-register {
    background-color: var(--background-color);
}

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

.page-affiliate-program__step-card .page-affiliate-program__card-title {
    color: var(--gold-color);
}

.page-affiliate-program__cta-section {
    margin-top: 60px;
    padding: 40px;
    background-color: var(--card-bg);
    border-radius: 10px;
    border: 1px solid var(--border-color);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.page-affiliate-program__cta-text {
    font-size: 22px;
    color: var(--text-main-color);
    margin-bottom: 25px;
    font-weight: 500;
}

/* Marketing Tools Section */
.page-affiliate-program__marketing-tools {
    background-color: var(--deep-green-color);
    padding-bottom: 0;
}

.page-affiliate-program__tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
    margin-bottom: 60px;
}

/* FAQ Section */
.page-affiliate-program__faq-section {
    background-color: var(--background-color);
}

.page-affiliate-program__faq-list {
    max-width: 900px;
    margin: 40px auto 0;
    text-align: left;
}

details.page-affiliate-program__faq-item {
  margin-bottom: 15px;
  border-radius: 10px;
  border: 1px solid var(--border-color);
  overflow: hidden;
  background: var(--card-bg);
  color: var(--text-main-color);
}
details.page-affiliate-program__faq-item summary.page-affiliate-program__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;
}
details.page-affiliate-program__faq-item summary.page-affiliate-program__faq-question::-webkit-details-marker {
  display: none;
}
details.page-affiliate-program__faq-item summary.page-affiliate-program__faq-question:hover {
  background: rgba(var(--primary-color), 0.1);
}
.page-affiliate-program__faq-qtext {
  flex: 1;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  color: var(--text-main-color);
}
.page-affiliate-program__faq-toggle {
  font-size: 28px;
  font-weight: bold;
  color: var(--primary-color);
  flex-shrink: 0;
  margin-left: 15px;
  width: 32px;
  text-align: center;
}
details.page-affiliate-program__faq-item .page-affiliate-program__faq-answer {
  padding: 0 25px 25px;
  background: var(--card-bg);
  border-radius: 0 0 10px 10px;
  color: var(--text-secondary-color);
}

/* Final CTA Section */
.page-affiliate-program__cta-final {
    background-color: var(--deep-green-color);
    padding-bottom: 80px;
}

.page-affiliate-program__image-cta {
    width: 100%;
    max-width: 1000px;
    height: auto;
    object-fit: cover;
    border-radius: 10px;
    margin-top: 60px;
    min-width: 200px;
    min-height: 200px;
}

/* Responsive Styles */
@media (max-width: 1024px) {
    .page-affiliate-program__container {
        padding: 0 30px;
    }
    .page-affiliate-program__hero-content {
        margin-top: -80px;
    }
    .page-affiliate-program__main-title {
        font-size: clamp(30px, 4.5vw, 48px);
    }
    .page-affiliate-program__section-title {
        font-size: 34px;
    }
    .page-affiliate-program__card-title {
        font-size: 22px;
    }
    .page-affiliate-program__btn-primary, .page-affiliate-program__btn-secondary {
        padding: 12px 25px;
        font-size: 16px;
    }
    .page-affiliate-program__image-full-width, .page-affiliate-program__image-cta {
        max-width: 90%;
        margin-left: auto;
        margin-right: auto;
    }
}

@media (max-width: 768px) {
    .page-affiliate-program {
        padding-top: 10px !important;
        font-size: 16px;
        line-height: 1.6;
    }
    .page-affiliate-program__container,
    .page-affiliate-program__section,
    .page-affiliate-program__card,
    .page-affiliate-program__cta-section {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
    }
    .page-affiliate-program__hero-section {
        padding-top: 10px !important;
    }
    .page-affiliate-program__hero-image img {
        object-fit: contain !important; /* HERO 主图区域 */
        aspect-ratio: unset !important;
        max-width: 100% !important;
        height: auto !important;
    }
    .page-affiliate-program__hero-content {
        margin-top: 0; /* Remove overlap on mobile */
        padding: 15px;
    }
    .page-affiliate-program__main-title {
        font-size: clamp(28px, 8vw, 40px);
        margin-bottom: 15px;
    }
    .page-affiliate-program__hero-description {
        font-size: 16px;
        margin-bottom: 25px;
    }
    .page-affiliate-program__cta-buttons {
        flex-direction: column;
        gap: 15px;
        width: 100%;
    }
    .page-affiliate-program__btn-primary,
    .page-affiliate-program__btn-secondary {
        max-width: 100% !important;
        width: 100% !important;
        padding: 12px 15px !important;
        font-size: 16px !important;
    }

    .page-affiliate-program__section {
        padding: 40px 0;
    }
    .page-affiliate-program__section-title {
        font-size: 28px;
    }
    .page-affiliate-program__section-intro {
        font-size: 16px;
        margin-bottom: 30px;
    }

    .page-affiliate-program__features-grid,
    .page-affiliate-program__commission-details,
    .page-affiliate-program__steps-grid,
    .page-affiliate-program__tools-grid {
        grid-template-columns: 1fr; /* Single column layout */
        gap: 20px;
        margin-top: 30px;
    }

    .page-affiliate-program__card img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
    }

    .page-affiliate-program__card-title {
        font-size: 20px;
    }
    .page-affiliate-program__card-text {
        font-size: 15px;
    }

    .page-affiliate-program__image-full-width,
    .page-affiliate-program__image-cta {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        margin-top: 30px;
    }

    details.page-affiliate-program__faq-item summary.page-affiliate-program__faq-question { padding: 15px; }
    .page-affiliate-program__faq-qtext { font-size: 16px; }
    .page-affiliate-program__faq-toggle { font-size: 24px; width: 28px; }
    details.page-affiliate-program__faq-item .page-affiliate-program__faq-answer { padding: 0 15px 15px; }

    /* Ensure all images and their containers are responsive */
    .page-affiliate-program img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
    }
    .page-affiliate-program__section,
    .page-affiliate-program__card,
    .page-affiliate-program__container {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
    }

    .page-affiliate-program__cta-final {
        padding-bottom: 40px;
    }
}