/* style/promotions-refer-a-friend-reward-program.css */

/* Biến CSS cho màu sắc */
:root {
  --page-promotions-refer-a-friend-reward-program-primary-color: #1A2E40;
  --page-promotions-refer-a-friend-reward-program-accent-color: #FFD700;
  --page-promotions-refer-a-friend-reward-program-text-light: #F8F8F8;
  --page-promotions-refer-a-friend-reward-program-text-dark: #333333;
  --page-promotions-refer-a-friend-reward-program-bg-light: #FFFFFF;
  --page-promotions-refer-a-friend-reward-program-bg-dark: #2A3B4C;
  --page-promotions-refer-a-friend-reward-program-border-color: #E0E0E0;
}

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

.page-promotions-refer-a-friend-reward-program__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.page-promotions-refer-a-friend-reward-program__section-title {
  font-size: 2.5em;
  color: var(--page-promotions-refer-a-friend-reward-program-primary-color);
  text-align: center;
  margin-bottom: 40px;
  position: relative;
  padding-bottom: 15px;
}

.page-promotions-refer-a-friend-reward-program__section-title::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background-color: var(--page-promotions-refer-a-friend-reward-program-accent-color);
  border-radius: 2px;
}

.page-promotions-refer-a-friend-reward-program__description {
  font-size: 1.1em;
  text-align: center;
  margin-bottom: 50px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

/* Hero Section */
.page-promotions-refer-a-friend-reward-program__hero {
  background: linear-gradient(135deg, var(--page-promotions-refer-a-friend-reward-program-primary-color) 0%, #3a5068 100%);
  color: var(--page-promotions-refer-a-friend-reward-program-text-light);
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-promotions-refer-a-friend-reward-program__hero-title {
  font-size: 3.5em;
  margin-bottom: 20px;
  color: var(--page-promotions-refer-a-friend-reward-program-accent-color);
  line-height: 1.2;
}

.page-promotions-refer-a-friend-reward-program__hero-subtitle {
  font-size: 1.3em;
  margin-bottom: 40px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.page-promotions-refer-a-friend-reward-program__hero-image {
  position: absolute;
  bottom: -20px;
  right: -50px;
  width: 400px;
  opacity: 0.2;
  z-index: 0;
  transform: rotate(15deg);
  display: none; /* Hide by default for smaller screens */
}

@media (min-width: 768px) {
  .page-promotions-refer-a-friend-reward-program__hero-image {
    display: block;
  }
}

/* Buttons */
.page-promotions-refer-a-friend-reward-program__btn {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 5px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1em;
  transition: background-color 0.3s ease, color 0.3s ease;
  margin: 10px;
  z-index: 1; /* Ensure button is above image */
  position: relative;
}

.page-promotions-refer-a-friend-reward-program__btn--primary {
  background-color: var(--page-promotions-refer-a-friend-reward-program-accent-color);
  color: var(--page-promotions-refer-a-friend-reward-program-primary-color);
}

.page-promotions-refer-a-friend-reward-program__btn--primary:hover {
  background-color: #FFC107;
  color: var(--page-promotions-refer-a-friend-reward-program-primary-color);
}

.page-promotions-refer-a-friend-reward-program__btn--secondary {
  background-color: var(--page-promotions-refer-a-friend-reward-program-primary-color);
  color: var(--page-promotions-refer-a-friend-reward-program-accent-color);
  border: 2px solid var(--page-promotions-refer-a-friend-reward-program-accent-color);
}

.page-promotions-refer-a-friend-reward-program__btn--secondary:hover {
  background-color: var(--page-promotions-refer-a-friend-reward-program-accent-color);
  color: var(--page-promotions-refer-a-friend-reward-program-primary-color);
}

/* Introduction Section */
.page-promotions-refer-a-friend-reward-program__introduction {
  padding: 60px 0;
  background-color: var(--page-promotions-refer-a-friend-reward-program-bg-light);
}

.page-promotions-refer-a-friend-reward-program__introduction p {
  text-align: justify;
  margin-bottom: 20px;
  font-size: 1.05em;
}

/* How It Works Section */
.page-promotions-refer-a-friend-reward-program__how-it-works {
  padding: 60px 0;
  background-color: #F4F7F9;
}

.page-promotions-refer-a-friend-reward-program__steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.page-promotions-refer-a-friend-reward-program__step-item {
  background-color: var(--page-promotions-refer-a-friend-reward-program-bg-light);
  padding: 30px;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-promotions-refer-a-friend-reward-program__step-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
}

.page-promotions-refer-a-friend-reward-program__step-icon {
  width: 80px;
  height: 80px;
  margin-bottom: 20px;
  filter: drop-shadow(2px 2px 5px rgba(0,0,0,0.1));
}

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

.page-promotions-refer-a-friend-reward-program__step-item p {
  font-size: 1em;
  color: var(--page-promotions-refer-a-friend-reward-program-text-dark);
  text-align: center;
}

/* Reward Structure Section */
.page-promotions-refer-a-friend-reward-program__reward-structure {
  padding: 60px 0;
  background-color: var(--page-promotions-refer-a-friend-reward-program-bg-light);
  position: relative;
  overflow: hidden;
}

.page-promotions-refer-a-friend-reward-program__reward-tiers {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 25px;
  margin-top: 40px;
  position: relative;
  z-index: 1;
}

.page-promotions-refer-a-friend-reward-program__reward-tier-item {
  background-color: #fcfcfc;
  border: 1px solid var(--page-promotions-refer-a-friend-reward-program-border-color);
  padding: 25px;
  border-radius: 8px;
  text-align: center;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.page-promotions-refer-a-friend-reward-program__reward-tier-item h3 {
  font-size: 1.3em;
  color: var(--page-promotions-refer-a-friend-reward-program-accent-color);
  margin-bottom: 15px;
}

.page-promotions-refer-a-friend-reward-program__reward-tier-item p {
  font-size: 0.95em;
  color: var(--page-promotions-refer-a-friend-reward-program-text-dark);
}

.page-promotions-refer-a-friend-reward-program__reward-visual {
  width: 100%;
  max-width: 600px;
  margin: 50px auto 0 auto;
  display: block;
  opacity: 0.8;
  filter: grayscale(20%);
}

/* Benefits Section */
.page-promotions-refer-a-friend-reward-program__benefits {
  padding: 60px 0;
  background-color: #F4F7F9;
}

.page-promotions-refer-a-friend-reward-program__benefits-list {
  list-style: none;
  padding: 0;
  max-width: 800px;
  margin: 40px auto 0 auto;
}

.page-promotions-refer-a-friend-reward-program__benefits-list li {
  background-color: var(--page-promotions-refer-a-friend-reward-program-bg-light);
  margin-bottom: 15px;
  padding: 20px 25px;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  font-size: 1.05em;
  border-left: 5px solid var(--page-promotions-refer-a-friend-reward-program-accent-color);
  transition: transform 0.2s ease;
}

.page-promotions-refer-a-friend-reward-program__benefits-list li:hover {
  transform: translateX(5px);
}

.page-promotions-refer-a-friend-reward-program__benefits-list li strong {
  color: var(--page-promotions-refer-a-friend-reward-program-primary-color);
}

/* Terms & Conditions Section */
.page-promotions-refer-a-friend-reward-program__terms-conditions {
  padding: 60px 0;
  background-color: var(--page-promotions-refer-a-friend-reward-program-bg-dark);
  color: var(--page-promotions-refer-a-friend-reward-program-text-light);
  position: relative;
  overflow: hidden;
}

.page-promotions-refer-a-friend-reward-program__terms-conditions .page-promotions-refer-a-friend-reward-program__section-title {
  color: var(--page-promotions-refer-a-friend-reward-program-accent-color);
}

.page-promotions-refer-a-friend-reward-program__terms-conditions .page-promotions-refer-a-friend-reward-program__section-title::after {
  background-color: var(--page-promotions-refer-a-friend-reward-program-text-light);
}

.page-promotions-refer-a-friend-reward-program__terms-conditions .page-promotions-refer-a-friend-reward-program__description {
  color: var(--page-promotions-refer-a-friend-reward-program-text-light);
}

.page-promotions-refer-a-friend-reward-program__terms-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.1;
  z-index: 0;
}

.page-promotions-refer-a-friend-reward-program__terms-list {
  list-style-type: decimal;
  padding-left: 25px;
  max-width: 900px;
  margin: 40px auto;
  position: relative;
  z-index: 1;
}

.page-promotions-refer-a-friend-reward-program__terms-list li {
  margin-bottom: 15px;
  font-size: 1em;
}

.page-promotions-refer-a-friend-reward-program__terms-list li ul {
  list-style-type: disc;
  padding-left: 20px;
  margin-top: 5px;
}

.page-promotions-refer-a-friend-reward-program__terms-list li strong {
  color: var(--page-promotions-refer-a-friend-reward-program-accent-color);
}

/* FAQ Section */
.page-promotions-refer-a-friend-reward-program__faq {
  padding: 60px 0;
  background-color: var(--page-promotions-refer-a-friend-reward-program-bg-light);
  position: relative;
}

.page-promotions-refer-a-friend-reward-program__faq-image {
  position: absolute;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
  width: 250px;
  opacity: 0.1;
  display: none;
}

@media (min-width: 992px) {
  .page-promotions-refer-a-friend-reward-program__faq-image {
    display: block;
  }
}

.page-promotions-refer-a-friend-reward-program__faq-items {
  max-width: 800px;
  margin: 40px auto;
  position: relative;
  z-index: 1;
}

.page-promotions-refer-a-friend-reward-program__faq-item {
  background-color: #fcfcfc;
  border: 1px solid var(--page-promotions-refer-a-friend-reward-program-border-color);
  margin-bottom: 15px;
  border-radius: 8px;
  overflow: hidden;
}

.page-promotions-refer-a-friend-reward-program__faq-question {
  background-color: var(--page-promotions-refer-a-friend-reward-program-primary-color);
  color: var(--page-promotions-refer-a-friend-reward-program-text-light);
  padding: 18px 25px;
  margin: 0;
  font-size: 1.2em;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background-color 0.3s ease;
}

.page-promotions-refer-a-friend-reward-program__faq-question:hover {
  background-color: #2A3B4C;
}

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

.page-promotions-refer-a-friend-reward-program__faq-question.active::after {
  content: '-';
  transform: rotate(180deg);
}

.page-promotions-refer-a-friend-reward-program__faq-answer {
  padding: 20px 25px;
  background-color: var(--page-promotions-refer-a-friend-reward-program-bg-light);
  border-top: 1px solid var(--page-promotions-refer-a-friend-reward-program-border-color);
  display: none;
  font-size: 1em;
  color: var(--page-promotions-refer-a-friend-reward-program-text-dark);
}

.page-promotions-refer-a-friend-reward-program__faq-answer.active {
  display: block;
}

/* Call to Action Section */
.page-promotions-refer-a-friend-reward-program__cta {
  background: linear-gradient(135deg, var(--page-promotions-refer-a-friend-reward-program-primary-color) 0%, #3a5068 100%);
  color: var(--page-promotions-refer-a-friend-reward-program-text-light);
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-promotions-refer-a-friend-reward-program__cta-title {
  font-size: 3em;
  margin-bottom: 20px;
  color: var(--page-promotions-refer-a-friend-reward-program-accent-color);
}

.page-promotions-refer-a-friend-reward-program__cta-description {
  font-size: 1.2em;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-promotions-refer-a-friend-reward-program__cta-image {
  position: absolute;
  top: -50px;
  left: -100px;
  width: 300px;
  opacity: 0.1;
  z-index: 0;
  transform: rotate(-20deg);
  display: none; /* Hide by default for smaller screens */
}

@media (min-width: 768px) {
  .page-promotions-refer-a-friend-reward-program__cta-image {
    display: block;
  }
}

/* Responsive adjustments */
@media (max-width: 992px) {
  .page-promotions-refer-a-friend-reward-program__hero-title {
    font-size: 2.8em;
  }
  .page-promotions-refer-a-friend-reward-program__section-title {
    font-size: 2em;
  }
  .page-promotions-refer-a-friend-reward-program__cta-title {
    font-size: 2.5em;
  }
}

@media (max-width: 768px) {
  .page-promotions-refer-a-friend-reward-program__hero {
    padding: 60px 0;
  }
  .page-promotions-refer-a-friend-reward-program__hero-title {
    font-size: 2.2em;
  }
  .page-promotions-refer-a-friend-reward-program__hero-subtitle {
    font-size: 1.1em;
  }
  .page-promotions-refer-a-friend-reward-program__btn {
    padding: 12px 25px;
    font-size: 1em;
  }
  .page-promotions-refer-a-friend-reward-program__section-title {
    font-size: 1.8em;
    margin-bottom: 30px;
  }
  .page-promotions-refer-a-friend-reward-program__description {
    font-size: 1em;
    margin-bottom: 30px;
  }
  .page-promotions-refer-a-friend-reward-program__steps-grid,
  .page-promotions-refer-a-friend-reward-program__reward-tiers {
    grid-template-columns: 1fr;
  }
  .page-promotions-refer-a-friend-reward-program__step-title {
    font-size: 1.3em;
  }
  .page-promotions-refer-a-friend-reward-program__reward-tier-item h3 {
    font-size: 1.1em;
  }
  .page-promotions-refer-a-friend-reward-program__terms-list {
    padding-left: 15px;
  }
  .page-promotions-refer-a-friend-reward-program__faq-question {
    font-size: 1.1em;
    padding: 15px 20px;
  }
  .page-promotions-refer-a-friend-reward-program__cta-title {
    font-size: 2em;
  }
  .page-promotions-refer-a-friend-reward-program__cta-description {
    font-size: 1.1em;
  }
}

@media (max-width: 480px) {
  .page-promotions-refer-a-friend-reward-program__container {
    padding: 0 15px;
  }
  .page-promotions-refer-a-friend-reward-program__hero-title {
    font-size: 1.8em;
  }
  .page-promotions-refer-a-friend-reward-program__hero-subtitle {
    font-size: 0.95em;
  }
  .page-promotions-refer-a-friend-reward-program__btn {
    padding: 10px 20px;
    font-size: 0.9em;
  }
  .page-promotions-refer-a-friend-reward-program__section-title {
    font-size: 1.5em;
  }
  .page-promotions-refer-a-friend-reward-program__description {
    font-size: 0.9em;
  }
  .page-promotions-refer-a-friend-reward-program__step-item {
    padding: 20px;
  }
  .page-promotions-refer-a-friend-reward-program__step-icon {
    width: 60px;
    height: 60px;
  }
  .page-promotions-refer-a-friend-reward-program__cta-title {
    font-size: 1.8em;
  }
  .page-promotions-refer-a-friend-reward-program__cta-description {
    font-size: 1em;
  }
}