/* style/mahjong.css */

/* Base styles for the mahjong page */
.page-mahjong {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: #f0f0f0; /* Light text for dark body background */
  background-color: transparent; /* Body background is handled by shared.css (#000000) */
  padding-top: 70px; /* Space for fixed header */
}

.page-mahjong__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
  box-sizing: border-box;
}

.page-mahjong__section {
  padding: 60px 0;
  margin-bottom: 20px;
}

.page-mahjong__section--about,
.page-mahjong__section--how-to-play {
  background-color: rgba(255, 255, 255, 0.05); /* Slightly lighter background for contrast */
}

.page-mahjong__section--rules,
.page-mahjong__section--strategy,
.page-mahjong__section--why-vn58,
.page-mahjong__section--faq,
.page-mahjong__section--conclusion {
  background-color: transparent;
}

.page-mahjong__heading {
  font-size: 36px;
  color: #FFD700; /* Gold for headings */
  text-align: center;
  margin-bottom: 40px;
  font-weight: 700;
  line-height: 1.2;
}

.page-mahjong__sub-heading {
  font-size: 24px;
  color: #FFD700; /* Gold for sub-headings */
  margin-top: 30px;
  margin-bottom: 15px;
  font-weight: 600;
}

.page-mahjong__paragraph {
  font-size: 18px;
  margin-bottom: 20px;
  color: #f0f0f0;
}

.page-mahjong__text-link {
  color: #FFD700;
  text-decoration: underline;
  transition: color 0.3s ease;
}

.page-mahjong__text-link:hover {
  color: #ffd700cc;
}

.page-mahjong__list {
  list-style: disc inside;
  margin-bottom: 20px;
  padding-left: 20px;
  color: #f0f0f0;
}

.page-mahjong__ordered-list {
  list-style: decimal inside;
  margin-bottom: 20px;
  padding-left: 20px;
  color: #f0f0f0;
}

.page-mahjong__list-item {
  margin-bottom: 10px;
  font-size: 17px;
}

.page-mahjong__button {
  display: inline-block;
  background-color: #FFD700; /* Gold button */
  color: #000000; /* Dark text for gold button */
  padding: 15px 30px;
  border-radius: 5px;
  text-decoration: none;
  font-weight: bold;
  font-size: 18px;
  transition: background-color 0.3s ease, color 0.3s ease, transform 0.3s ease;
  border: none;
  cursor: pointer;
}

.page-mahjong__button:hover {
  background-color: #e6c200;
  transform: translateY(-2px);
}

.page-mahjong__button--large {
  padding: 18px 35px;
  font-size: 20px;
  width: fit-content;
  margin: 40px auto 0 auto;
  display: block;
}

.page-mahjong__button--small {
  padding: 10px 20px;
  font-size: 16px;
  margin-top: 15px;
}

.page-mahjong__button--cta {
  background-color: #8B0000; /* Dark red for CTA button */
  color: #ffffff; /* White text for dark red button */
  border: 2px solid #FFD700; /* Gold border */
}

.page-mahjong__button--cta:hover {
  background-color: #a00000;
  border-color: #e6c200;
}

/* Hero Banner Section */
.page-mahjong__hero-banner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  padding: 80px 0;
  background: linear-gradient(135deg, rgba(139, 0, 0, 0.8), rgba(255, 215, 0, 0.4)), url('[GALLERY:hero:mahjong,game,vn58,online-betting,strategy]') center center / cover no-repeat;
  min-height: 600px;
  position: relative;
  margin-top: -70px; /* Compensate for main padding-top */
}

.page-mahjong__hero-content {
  flex: 1;
  max-width: 600px;
  padding: 20px;
  text-align: center;
  z-index: 1;
  background-color: rgba(0, 0, 0, 0.6); /* Semi-transparent dark background for text readability */
  border-radius: 10px;
  margin: 20px;
}

.page-mahjong__hero-title {
  font-size: 48px;
  color: #FFD700;
  margin-bottom: 20px;
  line-height: 1.1;
}

.page-mahjong__hero-description {
  font-size: 20px;
  color: #ffffff;
  margin-bottom: 30px;
}

.page-mahjong__hero-link {
  color: #FFD700;
  text-decoration: underline;
}

.page-mahjong__hero-link:hover {
  color: #e6c200;
}

.page-mahjong__hero-button {
  background-color: #FFD700;
  color: #000000;
  padding: 18px 40px;
  font-size: 22px;
  border-radius: 8px;
  font-weight: bold;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: background-color 0.3s ease, transform 0.3s ease;
}

.page-mahjong__hero-button:hover {
  background-color: #e6c200;
  transform: scale(1.05);
}

.page-mahjong__hero-image-wrapper {
  flex: 1;
  max-width: 700px;
  display: none; /* Hide on larger screens if content is prioritized, or adjust flex */
}

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

/* Image styles */
.page-mahjong img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 20px auto;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-mahjong__feature-icon {
  width: 100px;
  height: 100px;
  margin-bottom: 20px;
  object-fit: contain;
}

/* Why vn58 Features Grid */
.page-mahjong__features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-mahjong__feature-card {
  background-color: rgba(255, 255, 255, 0.08); /* Slightly transparent white for dark background */
  padding: 30px;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, background-color 0.3s ease;
  border: 1px solid rgba(255, 215, 0, 0.3); /* Subtle gold border */
}

.page-mahjong__feature-card:hover {
  transform: translateY(-5px);
  background-color: rgba(255, 255, 255, 0.12);
}

.page-mahjong__feature-title {
  font-size: 22px;
  color: #FFD700;
  margin-bottom: 15px;
}

.page-mahjong__feature-description {
  font-size: 16px;
  color: #e0e0e0;
}

/* How to Play Steps List */
.page-mahjong__steps-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  margin-top: 40px;
}

.page-mahjong__step-item {
  display: flex;
  align-items: flex-start;
  background-color: rgba(255, 255, 255, 0.08);
  padding: 25px;
  border-radius: 10px;
  border: 1px solid rgba(255, 215, 0, 0.3);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-mahjong__step-number {
  font-size: 48px;
  font-weight: bold;
  color: #FFD700;
  margin-right: 20px;
  flex-shrink: 0;
  line-height: 1;
}

.page-mahjong__step-content {
  flex-grow: 1;
}

.page-mahjong__step-title {
  font-size: 24px;
  color: #FFD700;
  margin-bottom: 10px;
}

.page-mahjong__step-description {
  font-size: 17px;
  color: #e0e0e0;
}

/* FAQ Section */
.page-mahjong__faq-list {
  margin-top: 40px;
}

/* FAQ container styles */
.page-mahjong__faq-item {
  margin-bottom: 15px;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid rgba(255, 215, 0, 0.3);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  background-color: rgba(255, 255, 255, 0.05);
}

/* FAQ default state - answer hidden */
.page-mahjong__faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
  padding: 0 20px;
  opacity: 0;
  color: #e0e0e0;
  font-size: 16px;
}

/* FAQ expanded state - 🚨 Use!important and sufficiently large max-height */
.page-mahjong__faq-item.active .page-mahjong__faq-answer {
  max-height: 2000px !important; /* 🚨 Use!important to ensure priority, value large enough for any content */
  padding: 20px !important;
  opacity: 1;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 0 0 8px 8px;
}

/* Question styles */
.page-mahjong__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  cursor: pointer;
  user-select: none;
  transition: background-color 0.3s ease, border-color 0.3s ease;
  position: relative;
}

.page-mahjong__faq-question:hover {
  background: rgba(255, 255, 255, 0.15);
}

.page-mahjong__faq-question:active {
  background: rgba(255, 255, 255, 0.2);
}

/* Question title style */
.page-mahjong__faq-question h3 {
  margin: 0;
  padding: 0;
  flex: 1;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.5;
  color: #FFD700;
  pointer-events: none; /* Prevent h3 from blocking click event */
}

/* Toggle icon */
.page-mahjong__faq-toggle {
  font-size: 28px;
  font-weight: bold;
  line-height: 1;
  color: #FFD700;
  transition: transform 0.3s ease, color 0.3s ease;
  flex-shrink: 0;
  margin-left: 15px;
  pointer-events: none; /* Prevent icon from blocking click event */
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
}

.page-mahjong__faq-item.active .page-mahjong__faq-toggle {
  color: #e6c200;
  transform: rotate(45deg); /* Rotate for minus sign effect */
}

.page-mahjong__cta-wrapper {
  text-align: center;
  margin-top: 60px;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-mahjong__heading {
    font-size: 32px;
  }
  .page-mahjong__hero-title {
    font-size: 40px;
  }
  .page-mahjong__hero-description {
    font-size: 18px;
  }
  .page-mahjong__hero-button {
    font-size: 20px;
    padding: 15px 30px;
  }
}

@media (max-width: 768px) {
  .page-mahjong {
    padding-top: 60px; /* Adjust for mobile fixed header */
  }
  .page-mahjong__container {
    padding: 15px;
  }
  .page-mahjong__section {
    padding: 40px 0;
  }
  .page-mahjong__heading {
    font-size: 28px;
    margin-bottom: 30px;
  }
  .page-mahjong__sub-heading {
    font-size: 20px;
  }
  .page-mahjong__paragraph,
  .page-mahjong__list-item,
  .page-mahjong__feature-description,
  .page-mahjong__step-description {
    font-size: 16px;
  }
  .page-mahjong__hero-banner {
    flex-direction: column;
    min-height: auto;
    padding: 60px 0;
    margin-top: -60px; /* Compensate for main padding-top */
  }
  .page-mahjong__hero-content {
    max-width: 100%;
    margin: 0 15px;
    padding: 20px;
  }
  .page-mahjong__hero-title {
    font-size: 32px;
  }
  .page-mahjong__hero-description {
    font-size: 16px;
  }
  .page-mahjong__hero-button {
    font-size: 18px;
    padding: 12px 25px;
  }
  .page-mahjong__hero-image-wrapper {
    display: block; /* Show image on mobile for visual appeal */
    margin-top: 30px;
    max-width: calc(100% - 30px);
  }
  .page-mahjong__feature-card {
    padding: 20px;
  }
  .page-mahjong__feature-title {
    font-size: 20px;
  }
  .page-mahjong__step-item {
    flex-direction: column;
    text-align: center;
    padding: 20px;
  }
  .page-mahjong__step-number {
    margin-right: 0;
    margin-bottom: 15px;
  }
  .page-mahjong__step-title {
    font-size: 22px;
  }
  .page-mahjong__faq-question {
    padding: 15px;
    flex-wrap: wrap;
  }
  .page-mahjong__faq-question h3 {
    font-size: 16px;
    margin-bottom: 0;
    width: calc(100% - 40px);
  }
  .page-mahjong__faq-toggle {
    margin-left: 10px;
    width: 28px;
    height: 28px;
    font-size: 24px;
  }
  .page-mahjong__faq-answer {
    padding: 0 15px;
  }
  .page-mahjong__faq-item.active .page-mahjong__faq-answer {
    padding: 15px !important;
  }
  .page-mahjong img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-mahjong__section,
  .page-mahjong__card,
  .page-mahjong__container,
  .page-mahjong__hero-banner {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  .page-mahjong__section:not(.page-mahjong__hero-banner) .page-mahjong__container {
    padding-left: 15px;
    padding-right: 15px;
  }
}

@media (max-width: 480px) {
  .page-mahjong__heading {
    font-size: 24px;
  }
  .page-mahjong__hero-title {
    font-size: 28px;
  }
  .page-mahjong__hero-description {
    font-size: 15px;
  }
  .page-mahjong__hero-button {
    font-size: 16px;
    padding: 10px 20px;
  }
  .page-mahjong__feature-title {
    font-size: 18px;
  }
  .page-mahjong__step-title {
    font-size: 20px;
  }
  .page-mahjong__button--large {
    font-size: 18px;
    padding: 15px 25px;
  }
}