/* style/index.css */

:root {
  --page-index-primary-color: #C91F17;
  --page-index-secondary-color: #E53935;
  --page-index-button-gradient: linear-gradient(180deg, #FFD86A 0%, #E6B800 100%);
  --page-index-card-bg: #D32F2F;
  --page-index-background: #B71C1C;
  --page-index-text-main: #FFF5E1;
  --page-index-border-color: #F2B544;
  --page-index-glow-color: #FFCC66;
  --page-index-gold-color: #F4D34D;
  --page-index-deep-red-color: #7A0E0E;

  /* Custom colors from prompt */
  --page-index-cta-blue: #0066ff;
  --page-index-emphasis-red: #ed1c24;
  --page-index-warning-border-red: #ff4141;
  --page-index-light-gray-bg: #f9f9f9;
  --page-index-light-border-gray: #ddd;
  --page-index-warning-card-bg: #fff4f4;
  --page-index-promo-box-bg: #fffbe6;
  --page-index-promo-btn-red: #d62828;
  --page-index-text-dark: #333333; /* For text on light/gold backgrounds */
}

.page-index {
  color: var(--page-index-text-main); /* Default text color for dark body background */
  background-color: transparent; /* Body background is handled by shared.css */
  font-family: Arial, sans-serif;
  line-height: 1.6;
}

.page-index a {
  color: var(--page-index-gold-color);
  text-decoration: none;
}

.page-index a:hover {
  text-decoration: underline;
}

.page-index strong {
  font-weight: bold;
}

.page-index__article-wrap {
  max-width: 1150px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

.page-index__section {
  padding: 40px 0;
  margin-bottom: 20px;
}

/* Module 0: Top section H1 + Dual CTA */
.page-index__top-section {
  text-align: center;
  padding-top: 10px; /* Rely on body padding-top from shared.css */
  padding-bottom: 30px;
}

.page-index__page-title {
  font-size: clamp(2.2rem, 4vw, 2.8rem); /* H1 size clamp, not fixed large */
  font-weight: bold;
  line-height: 1.2;
  margin-bottom: 15px;
  color: var(--page-index-text-main);
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.page-index__description {
  font-size: 1.1rem;
  margin-bottom: 30px;
  color: var(--page-index-text-main);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-index__top-cta {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

.page-index__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 30px;
  border-radius: 6px;
  font-size: 1.1rem;
  font-weight: bold;
  text-transform: uppercase;
  min-height: 44px; /* Minimum touch target height */
  box-sizing: border-box;
  text-decoration: none;
  transition: all 0.3s ease;
  max-width: 100%;
  white-space: normal;
  word-wrap: break-word;
  text-align: center;
}

.page-index__btn--primary {
  background: var(--page-index-button-gradient);
  color: var(--page-index-text-dark); /* Dark text on gold gradient for contrast */
  border: 2px solid var(--page-index-gold-color);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}

.page-index__btn--primary:hover {
  opacity: 0.9;
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.4);
}

.page-index__btn--secondary {
  background-color: var(--page-index-deep-red-color); /* Deep Red for secondary button */
  color: var(--page-index-text-main);
  border: 2px solid var(--page-index-border-color);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}

.page-index__btn--secondary:hover {
  opacity: 0.9;
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.4);
}

/* Module 1: Announcement / Main Promo Area */
.page-index__announcement-section {
  background-color: var(--page-index-deep-red-color); /* Using Deep Red for contrast */
  padding: 50px 0;
  border-radius: 10px;
  margin-top: 20px;
  text-align: center;
}

.page-index__announcement-title {
  font-size: 2rem;
  font-weight: bold;
  color: var(--page-index-gold-color);
  margin-bottom: 25px;
}

.page-index__announcement-section p {
  font-size: 1.05rem;
  margin-bottom: 15px;
  color: var(--page-index-text-main);
  text-align: justify;
}

.page-index__selling-points {
  list-style-type: disc;
  text-align: left;
  margin: 25px auto;
  max-width: 800px;
  color: var(--page-index-text-main);
  padding-left: 25px;
}

.page-index__selling-points li {
  margin-bottom: 10px;
  font-size: 1.05rem;
}

.page-index__selling-points li strong {
  color: var(--page-index-gold-color);
}

.page-index__emphasis-text {
  font-style: italic;
  color: var(--page-index-emphasis-red); /* Red for emphasis */
  font-weight: bold;
  margin-top: 30px;
  font-size: 1.1rem;
}

.page-index__emphasis-text a {
  color: var(--page-index-emphasis-red);
}

/* Module 2: Brand Overview + Info Cards */
.page-index__brand-overview-section {
  padding: 50px 0;
}

.page-index__section-title {
  font-size: 2.2rem;
  font-weight: bold;
  color: var(--page-index-gold-color);
  margin-bottom: 30px;
  text-align: center;
}

.page-index__brand-overview-section p {
  font-size: 1.05rem;
  margin-bottom: 20px;
  color: var(--page-index-text-main);
  text-align: justify;
}

.page-index__fact-list {
  list-style: none;
  padding: 0;
  margin: 0 auto 30px auto;
  max-width: 700px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.page-index__fact-list li {
  font-size: 1rem;
  color: var(--page-index-text-main);
  padding: 8px 0;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.2);
}

.page-index__fact-list li:last-child {
  border-bottom: none;
}

.page-index__fact-list li strong {
  color: var(--page-index-gold-color);
}

.page-index__info-card {
  background-color: var(--page-index-light-gray-bg); /* Gray background */
  border: 1px solid var(--page-index-light-border-gray);
  border-radius: 8px;
  padding: 25px;
  margin-bottom: 30px;
  color: var(--page-index-text-dark); /* Dark text on light background */
}

.page-index__info-card p {
  font-size: 1rem;
  margin-bottom: 15px;
  color: var(--page-index-text-dark);
  text-align: left;
}

.page-index__info-card ul {
  list-style-type: disc;
  margin-left: 20px;
  margin-bottom: 15px;
  color: var(--page-index-text-dark);
}

.page-index__info-card ul li {
  margin-bottom: 8px;
  font-size: 0.95rem;
}

.page-index__info-card em {
  font-style: italic;
  font-size: 0.9rem;
  color: var(--page-index-text-dark);
}

.page-index__warning-card {
  background-color: var(--page-index-warning-card-bg); /* Light red background */
  border-left: 5px solid var(--page-index-warning-border-red); /* Red left border */
  border-radius: 8px;
  padding: 20px;
  color: var(--page-index-text-dark); /* Dark text on light background */
  font-size: 1rem;
  line-height: 1.5;
}

.page-index__warning-card strong {
  color: var(--page-index-warning-border-red);
  display: block;
  margin-bottom: 10px;
}

/* Module 3: Ultra-long SEO content */
.page-index__long-seo-content {
  padding: 50px 0;
}

.page-index__content-heading {
  font-size: 1.8rem;
  font-weight: bold;
  color: var(--page-index-gold-color);
  margin-top: 40px;
  margin-bottom: 20px;
  text-align: center;
}

.page-index__content-subheading {
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--page-index-gold-color);
  margin-top: 30px;
  margin-bottom: 15px;
  text-align: center;
}

.page-index__long-seo-content p {
  font-size: 1.05rem;
  margin-bottom: 15px;
  color: var(--page-index-text-main);
  text-align: justify;
}

.page-index__long-seo-content ul,
.page-index__long-seo-content ol {
  list-style-position: inside;
  margin: 15px 0;
  padding-left: 20px;
  color: var(--page-index-text-main);
  text-align: justify;
}

.page-index__long-seo-content ul li,
.page-index__long-seo-content ol li {
  margin-bottom: 8px;
  font-size: 1rem;
}

.page-index__long-seo-content ul li strong,
.page-index__long-seo-content ol li strong {
  color: var(--page-index-gold-color);
}

.page-index__wp-caption {
  margin: 30px auto;
  max-width: 680px;
  text-align: center;
}

.page-index__wp-caption img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  display: block;
  margin: 0 auto;
}

.page-index__wp-caption figcaption {
  font-size: 0.9rem;
  color: var(--page-index-text-main);
  margin-top: 10px;
  font-style: italic;
}

.page-index__blockquote {
  border-left: 5px solid var(--page-index-gold-color);
  padding: 15px 20px;
  margin: 30px 0;
  background-color: var(--page-index-deep-red-color); /* Deep Red background */
  color: var(--page-index-text-main);
  font-style: italic;
  font-size: 1.1rem;
  border-radius: 0 8px 8px 0;
}

.page-index__blockquote footer {
  margin-top: 10px;
  font-size: 0.9rem;
  text-align: right;
  color: var(--page-index-gold-color);
}

.page-index__product-list {
  list-style: none;
  padding: 0;
  margin: 20px 0 30px 0;
}

.page-index__product-list li {
  background-color: var(--page-index-deep-red-color);
  border: 1px solid var(--page-index-border-color);
  border-radius: 8px;
  padding: 15px 20px;
  margin-bottom: 10px;
  font-size: 1.05rem;
  color: var(--page-index-text-main);
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  text-align: left;
}

.page-index__product-list li strong {
  color: var(--page-index-gold-color);
}

.page-index__product-list li a {
  color: var(--page-index-gold-color);
  font-weight: bold;
  margin-left: 5px;
}

.page-index__promo-list {
  list-style-type: decimal;
  margin: 20px 0;
  padding-left: 20px;
  color: var(--page-index-text-main);
}

.page-index__promo-list li {
  margin-bottom: 8px;
  font-size: 1rem;
}

/* Module 4: World Cup / Big Event Promo Box */
.page-index__promo-box-section {
  padding: 40px 0;
}

.page-index__promo-box {
  background-color: var(--page-index-promo-box-bg); /* Light yellow background */
  border: 2px dashed var(--page-index-text-dark); /* Dashed dark border */
  border-radius: 10px;
  padding: 30px;
  text-align: center;
  color: var(--page-index-text-dark); /* Dark text on light background */
  box-sizing: border-box;
}

.page-index__promo-box-title {
  font-size: 2rem;
  font-weight: bold;
  color: var(--page-index-emphasis-red); /* Red emphasis */
  margin-bottom: 20px;
}

.page-index__promo-box p {
  font-size: 1.1rem;
  margin-bottom: 25px;
  color: var(--page-index-text-dark);
}

.page-index__promo-box-features {
  list-style: none;
  padding: 0;
  margin: 0 auto 30px auto;
  max-width: 600px;
  color: var(--page-index-text-dark);
}

.page-index__promo-box-features li {
  font-size: 1rem;
  margin-bottom: 10px;
}

.page-index__btn--promo {
  background-color: var(--page-index-promo-btn-red); /* Red promo button */
  color: #ffffff; /* White text on red button */
  border: none;
  padding: 15px 40px;
  font-size: 1.2rem;
  border-radius: 8px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.page-index__btn--promo:hover {
  background-color: var(--page-index-emphasis-red);
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

/* Module 5: Four-step Registration Tutorial */
.page-index__registration-tutorial-section {
  padding: 50px 0;
}

.page-index__tutorial-step-title {
  font-size: 1.6rem;
  font-weight: bold;
  color: var(--page-index-gold-color);
  margin-top: 35px;
  margin-bottom: 15px;
  text-align: center;
}

.page-index__registration-tutorial-section p {
  font-size: 1.05rem;
  margin-bottom: 15px;
  color: var(--page-index-text-main);
  text-align: justify;
}

/* Module 6: FAQ + Page-end Contact Info */
.page-index__faq-contact-section {
  padding: 50px 0;
  margin-bottom: 0; /* Remove bottom margin for last section */
}

.page-index__faq-question-text {
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--page-index-gold-color);
  margin-top: 30px;
  margin-bottom: 10px;
  text-align: left;
}

.page-index__faq-answer-text {
  font-size: 1.05rem;
  margin-bottom: 20px;
  color: var(--page-index-text-main);
  text-align: justify;
}

.page-index__closing-text {
  font-size: 1.1rem;
  margin-top: 40px;
  margin-bottom: 20px;
  color: var(--page-index-text-main);
  text-align: center;
}

.page-index__contact-list {
  list-style: none;
  padding: 0;
  margin: 0 auto;
  max-width: 600px;
  color: var(--page-index-text-main);
  text-align: center;
}

.page-index__contact-list li {
  font-size: 1rem;
  margin-bottom: 10px;
}

.page-index__contact-list li strong {
  color: var(--page-index-gold-color);
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-index__page-title {
    font-size: clamp(2rem, 4.5vw, 2.6rem);
  }

  .page-index__section-title {
    font-size: 2rem;
  }

  .page-index__announcement-title,
  .page-index__promo-box-title {
    font-size: 1.8rem;
  }

  .page-index__content-heading {
    font-size: 1.6rem;
  }

  .page-index__content-subheading,
  .page-index__tutorial-step-title,
  .page-index__faq-question-text {
    font-size: 1.4rem;
  }

  .page-index__btn {
    padding: 10px 25px;
    font-size: 1rem;
  }

  .page-index__btn--promo {
    padding: 12px 30px;
    font-size: 1.1rem;
  }
}

@media (max-width: 768px) {
  .page-index {
    font-size: 16px;
    line-height: 1.6;
  }

  .page-index__article-wrap {
    padding: 0 15px !important;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }

  /* 顶区标题 + 双 CTA */
  .page-index__top-section {
    padding-top: 10px !important; /* Fixed top padding, not header-offset */
    padding-bottom: 20px;
  }

  .page-index__page-title {
    font-size: clamp(1.8rem, 6vw, 2.2rem); /* Smaller H1 for mobile */
    margin-bottom: 10px;
  }

  .page-index__description {
    font-size: 1rem;
    margin-bottom: 20px;
  }

  .page-index__top-cta {
    flex-direction: column !important; /* Stack buttons vertically */
    gap: 15px;
  }

  /* 按钮与按钮容器 */
  .page-index__btn,
  .page-index__btn--primary,
  .page-index__btn--secondary,
  .page-index 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;
    padding-right: 15px;
  }

  .page-index__btn--promo {
    font-size: 1.1rem !important;
    padding: 12px 20px !important;
  }

  /* 单栏长文容器 */
  .page-index__section {
    padding: 30px 0;
    margin-bottom: 15px;
  }

  .page-index__announcement-section,
  .page-index__brand-overview-section,
  .page-index__long-seo-content,
  .page-index__promo-box-section,
  .page-index__registration-tutorial-section,
  .page-index__faq-contact-section {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-index__announcement-title,
  .page-index__section-title,
  .page-index__content-heading,
  .page-index__promo-box-title {
    font-size: 1.6rem;
    margin-bottom: 20px;
  }

  .page-index__content-subheading,
  .page-index__tutorial-step-title,
  .page-index__faq-question-text {
    font-size: 1.3rem;
    margin-top: 25px;
    margin-bottom: 10px;
  }

  .page-index__announcement-section p,
  .page-index__brand-overview-section p,
  .page-index__long-seo-content p,
  .page-index__promo-box p,
  .page-index__registration-tutorial-section p,
  .page-index__faq-answer-text {
    font-size: 0.95rem;
  }

  .page-index__selling-points,
  .page-index__fact-list,
  .page-index__info-card ul,
  .page-index__product-list,
  .page-index__promo-box-features,
  .page-index__promo-list,
  .page-index__contact-list {
    padding-left: 15px;
    margin: 15px auto;
  }

  .page-index__info-card,
  .page-index__warning-card,
  .page-index__promo-box {
    padding: 20px;
  }

  /* 通用图片与 figure */
  .page-index img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    box-sizing: border-box !important;
  }

  .page-index__wp-caption {
    margin: 20px auto;
  }

  .page-index__wp-caption figcaption {
    font-size: 0.85rem;
  }

  /* 注册教程与 FAQ 区块 */
  .page-index__tutorial-step-title,
  .page-index__faq-question-text {
    text-align: left;
  }

  .page-index__contact-list {
    text-align: left;
  }
}