/* Base Styles for page-da-ga */
.page-da-ga {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: #FFF3E6; /* Text Main */
  background-color: #0D0E12; /* Background */
}

/* Color Utility Classes */
.page-da-ga__dark-bg {
  background-color: #0D0E12;
  color: #FFF3E6;
}

.page-da-ga__card-bg {
  background-color: #17191F;
  color: #FFF3E6;
}

.page-da-ga__text-main {
  color: #FFF3E6;
}

.page-da-ga__text-glow {
  color: #FFB04D;
}

.page-da-ga__border-color {
  border-color: #A84F0C;
}

/* Hero Section */
.page-da-ga__hero-section {
  position: relative;
  width: 100%;
  padding-top: 10px; /* Small top padding, relying on body for header offset */
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  overflow: hidden;
}

.page-da-ga__hero-image-wrapper {
  width: 100%;
  max-height: 600px; /* Limit height for desktop */
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
}

.page-da-ga__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  min-height: 300px;
}

.page-da-ga__hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  padding: 40px 20px;
  margin-top: -100px; /* Overlap slightly with image for visual flow */
  background: rgba(23, 25, 31, 0.8); /* Card BG with transparency */
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  border: 1px solid #A84F0C;
}

.page-da-ga__main-title {
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 700;
  margin-bottom: 20px;
  line-height: 1.2;
  color: #FFB04D; /* Glow color for title */
  text-shadow: 0 0 10px rgba(255, 176, 77, 0.5);
}

.page-da-ga__intro-text {
  font-size: 1.15rem;
  margin-bottom: 30px;
  line-height: 1.6;
}

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

/* General Section Styling */
.page-da-ga__section {
  padding: 60px 0;
  border-bottom: 1px solid rgba(168, 79, 12, 0.3);
}

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

.page-da-ga__section-title {
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 700;
  text-align: center;
  margin-bottom: 40px;
  color: #FFB04D; /* Glow color for section titles */
}

.page-da-ga__paragraph {
  font-size: 1rem;
  margin-bottom: 20px;
  text-align: justify;
}

/* Image Grid */
.page-da-ga__image-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
  justify-content: center;
  margin: 40px 0;
}

.page-da-ga__image-item {
  flex: 1 1 calc(50% - 30px);
  max-width: calc(50% - 30px);
  background: #17191F;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  border: 1px solid #A84F0C;
}

.page-da-ga__image-content {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.page-da-ga__image-caption {
  padding: 15px;
  text-align: center;
  font-size: 1.05rem;
  font-weight: 600;
}

/* Advantages Section */
.page-da-ga__advantages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.page-da-ga__advantage-card.page-da-ga__card {
  background: #17191F;
  border: 1px solid #A84F0C;
  border-radius: 10px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-da-ga__advantage-card.page-da-ga__card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.page-da-ga__card-title {
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: 15px;
  color: #FFA53A;
}

.page-da-ga__card-text {
  font-size: 0.95rem;
  line-height: 1.6;
}

/* How-to-Play Section */
.page-da-ga__steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.page-da-ga__step-card.page-da-ga__card {
  background: #17191F;
  border: 1px solid #A84F0C;
  border-radius: 10px;
  padding: 30px;
  text-align: left;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-da-ga__step-number {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 15px;
  color: #FFB04D;
}

.page-da-ga__btn-link {
  display: inline-block;
  margin-top: 20px;
  color: #FFA53A;
  text-decoration: none;
  font-weight: 600;
  transition: color 0.3s ease;
}

.page-da-ga__btn-link:hover {
  color: #FFB04D;
  text-decoration: underline;
}

/* Promotions Section */
.page-da-ga__promo-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-da-ga__promo-card.page-da-ga__card {
  background: #17191F;
  border: 1px solid #A84F0C;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  text-align: center;
}

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

.page-da-ga__promo-card .page-da-ga__card-title {
  margin-top: 20px;
  color: #FFA53A;
}

.page-da-ga__promo-card .page-da-ga__card-text {
  padding: 0 20px;
  margin-bottom: 20px;
}

.page-da-ga__promo-card .page-da-ga__btn-link {
  margin-bottom: 20px;
}

.page-da-ga__center-button-wrapper {
  text-align: center;
  margin-top: 50px;
}

/* Buttons */
.page-da-ga__btn-primary,
.page-da-ga__btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 15px 30px;
  border-radius: 50px;
  font-size: 1.1rem;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.3s ease;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
  text-align: center;
}

.page-da-ga__btn-primary {
  background: linear-gradient(180deg, #FFA53A 0%, #D96800 100%); /* Button color */
  color: #ffffff; /* White text for contrast */
  border: 2px solid transparent;
  box-shadow: 0 5px 15px rgba(255, 165, 58, 0.4);
}

.page-da-ga__btn-primary:hover {
  background: linear-gradient(180deg, #D96800 0%, #FFA53A 100%);
  box-shadow: 0 8px 20px rgba(255, 165, 58, 0.6);
}

.page-da-ga__btn-secondary {
  background: transparent;
  color: #FFA53A; /* Auxiliary color for text */
  border: 2px solid #FFA53A;
}

.page-da-ga__btn-secondary:hover {
  background: #FFA53A;
  color: #17191F; /* Card BG color for text */
  border-color: #FFA53A;
}

.page-da-ga__btn-lg {
  padding: 18px 35px;
  font-size: 1.2rem;
}

/* FAQ Section */
details.page-da-ga__faq-item {
  margin-bottom: 15px;
  border-radius: 5px;
  border: 1px solid #A84F0C; /* Border color */
  overflow: hidden;
  background: #17191F; /* Card BG */
}

details.page-da-ga__faq-item summary.page-da-ga__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: background-color 0.3s ease;
}

details.page-da-ga__faq-item summary.page-da-ga__faq-question::-webkit-details-marker {
  display: none;
}

details.page-da-ga__faq-item summary.page-da-ga__faq-question:hover {
  background: rgba(255, 165, 58, 0.1); /* Light hover effect */
}

.page-da-ga__faq-qtext {
  flex: 1;
  font-size: 1.1rem;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  color: #FFF3E6;
}

.page-da-ga__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  color: #FFA53A;
  flex-shrink: 0;
  margin-left: 15px;
  width: 28px;
  text-align: center;
}

details.page-da-ga__faq-item .page-da-ga__faq-answer {
  padding: 0 20px 20px;
  background: rgba(255, 165, 58, 0.05); /* Lighter background for answer */
  border-radius: 0 0 5px 5px;
  color: #FFF3E6;
}

details.page-da-ga__faq-item .page-da-ga__faq-answer p {
  margin: 0;
}

details.page-da-ga__faq-item .page-da-ga__faq-answer a {
  color: #FFA53A;
  text-decoration: underline;
}

/* Final CTA Section */
.page-da-ga__cta-final-section {
  text-align: center;
  padding: 80px 0;
}

.page-da-ga__cta-final-section .page-da-ga__main-title {
  margin-bottom: 20px;
}

.page-da-ga__cta-final-section .page-da-ga__paragraph {
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 40px;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-da-ga__hero-image-wrapper {
    max-height: 500px;
  }
  .page-da-ga__hero-content {
    margin-top: -80px;
    padding: 30px 20px;
  }
  .page-da-ga__main-title {
    font-size: clamp(2.2rem, 3.8vw, 3rem);
  }
  .page-da-ga__intro-text {
    font-size: 1.05rem;
  }
  .page-da-ga__section-title {
    font-size: clamp(1.8rem, 3vw, 2.5rem);
  }
  .page-da-ga__image-item {
    flex: 1 1 calc(100% - 20px);
    max-width: calc(100% - 20px);
  }
}

@media (max-width: 768px) {
  /* HERO 主图区域 */
  .page-da-ga__hero-section {
    padding-top: 10px;
  }
  .page-da-ga__hero-image-wrapper {
    max-height: 400px;
  }
  .page-da-ga__hero-image {
    object-fit: contain !important; /* Mobile: contain to prevent cropping */
    aspect-ratio: unset !important;
    min-height: 200px;
  }
  .page-da-ga__hero-content {
    margin-top: -60px;
    padding: 25px 15px;
    max-width: calc(100% - 30px);
  }
  .page-da-ga__main-title {
    font-size: clamp(1.8rem, 7vw, 2.5rem);
    margin-bottom: 15px;
  }
  .page-da-ga__intro-text {
    font-size: 0.95rem;
    margin-bottom: 25px;
  }
  .page-da-ga__cta-buttons {
    flex-direction: column;
    gap: 15px;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    padding: 0 15px;
  }

  /* General Section Styling */
  .page-da-ga__section {
    padding: 40px 0;
  }
  .page-da-ga__container {
    padding: 0 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  .page-da-ga__section-title {
    font-size: clamp(1.5rem, 6vw, 2rem);
    margin-bottom: 30px;
  }
  .page-da-ga__paragraph {
    font-size: 0.9rem;
    text-align: left;
  }

  /* 通用图片与容器 */
  .page-da-ga img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  .page-da-ga__image-item {
    flex: 1 1 100%;
    max-width: 100%;
  }
  .page-da-ga__image-grid {
    gap: 20px;
  }

  /* Advantages Section */
  .page-da-ga__advantages-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .page-da-ga__advantage-card.page-da-ga__card {
    padding: 25px;
  }
  .page-da-ga__card-title {
    font-size: 1.2rem;
  }

  /* How-to-Play Section */
  .page-da-ga__steps-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .page-da-ga__step-card.page-da-ga__card {
    padding: 25px;
  }
  .page-da-ga__step-number {
    font-size: 2rem;
  }

  /* Promotions Section */
  .page-da-ga__promo-cards-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .page-da-ga__promo-image {
    height: 180px;
  }
  .page-da-ga__center-button-wrapper {
    margin-top: 30px;
  }

  /* 按钮与按钮容器 */
  .page-da-ga__btn-primary,
  .page-da-ga__btn-secondary,
  .page-da-ga a[class*="button"],
  .page-da-ga a[class*="btn"] {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    padding-left: 15px !important;
    padding-right: 15px !important;
  }

  .page-da-ga__cta-buttons,
  .page-da-ga__button-group,
  .page-da-ga__btn-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px !important;
    padding-right: 15px !important;
    flex-wrap: wrap !important;
    gap: 10px;
  }

  .page-da-ga__cta-buttons {
    flex-direction: column;
  }

  /* FAQ Section */
  details.page-da-ga__faq-item summary.page-da-ga__faq-question {
    padding: 15px;
  }
  .page-da-ga__faq-qtext {
    font-size: 1rem;
  }
  .page-da-ga__faq-toggle {
    font-size: 20px;
    width: 24px;
  }
  details.page-da-ga__faq-item .page-da-ga__faq-answer {
    padding: 0 15px 15px;
  }

  /* Final CTA Section */
  .page-da-ga__cta-final-section {
    padding: 50px 0;
  }
}

/* 装饰主标题 + 长文 SEO 区 */
.page-da-ga__article-body {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.page-da-ga__article-body h3 {
  font-size: clamp(1.5rem, 4vw, 2rem);
  margin-top: 30px;
  margin-bottom: 15px;
  color: #FFA53A;
}

.page-da-ga__article-body p {
  margin-bottom: 15px;
  text-align: justify;
}

.page-da-ga__article-body ul {
  list-style-type: disc;
  margin-left: 20px;
  margin-bottom: 20px;
}

.page-da-ga__article-body li {
  margin-bottom: 8px;
}

.page-da-ga__article-figure {
  margin: 30px auto;
  text-align: center;
  max-width: 100%;
}

.page-da-ga__article-figure img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  border: 1px solid #A84F0C;
}

.page-da-ga__article-figure figcaption {
  margin-top: 10px;
  font-style: italic;
  font-size: 0.9rem;
  color: #FFB04D;
}

@media (max-width: 768px) {
  .page-da-ga__article-body {
    padding: 0 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  .page-da-ga__article-body h3 {
    font-size: clamp(1.2rem, 5vw, 1.8rem);
    margin-top: 25px;
    text-align: left;
  }
  .page-da-ga__article-body p,
  .page-da-ga__article-body li {
    font-size: 0.9rem;
  }
  .page-da-ga__article-figure {
    margin: 20px auto;
  }
  .page-da-ga__article-figure img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
}