/* style/sports.css */
/* 页面完整样式代码 - 注意：所有选择器必须使用BEM命名规则（双下划线__连接） */

:root {
  --page-sports-primary-color: #017439;
  --page-sports-secondary-color: #FFFFFF;
  --page-sports-dark-bg-color: #1a1a2e; /* From shared.css body background */
  --page-sports-light-text-color: #ffffff;
  --page-sports-dark-text-color: #333333;
  --page-sports-button-register-bg: #C30808;
  --page-sports-button-login-bg: #C30808;
  --page-sports-button-text-color: #ffffff; /* Adjusted for WCAG AA contrast, original #FFFF00 */
  --page-sports-background-color: #FFFFFF;
}

.page-sports {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: var(--page-sports-light-text-color); /* Default text color for dark body background */
  background-color: var(--page-sports-dark-bg-color); /* Ensure consistency with body background */
}

.page-sports__dark-bg {
  background-color: var(--page-sports-dark-bg-color);
  color: var(--page-sports-light-text-color);
}

.page-sports__light-bg {
  background-color: var(--page-sports-background-color);
  color: var(--page-sports-dark-text-color);
}

.page-sports__content-area {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 20px;
  box-sizing: border-box;
}

.page-sports__section-title {
  font-size: 2.5em;
  margin-bottom: 30px;
  text-align: center;
  color: var(--page-sports-secondary-color);
  font-weight: bold;
}

.page-sports h3 {
  font-size: 1.8em;
  margin-top: 25px;
  margin-bottom: 15px;
  color: var(--page-sports-secondary-color);
}

.page-sports p {
  margin-bottom: 15px;
  font-size: 1.1em;
}

.page-sports a {
  color: var(--page-sports-primary-color);
  text-decoration: none;
}

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

/* Hero Section */
.page-sports__hero-section {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 600px;
  padding: 60px 20px;
  padding-top: var(--header-offset, 120px); /* Ensure space below fixed header */
  overflow: hidden;
  box-sizing: border-box;
}

.page-sports__hero-image-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.page-sports__hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.5); /* Darken image for text readability */
}

.page-sports__hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 900px;
  color: var(--page-sports-light-text-color);
  padding: 20px;
}

.page-sports__hero-title {
  font-size: 3.5em;
  margin-bottom: 20px;
  line-height: 1.2;
  font-weight: bold;
}

.page-sports__hero-description {
  font-size: 1.4em;
  margin-bottom: 30px;
}

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

.page-sports__cta-button {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  font-size: 1.2em;
  font-weight: bold;
  text-transform: uppercase;
  transition: background-color 0.3s ease, transform 0.3s ease;
  text-decoration: none;
  text-align: center;
  box-sizing: border-box;
}

.page-sports__btn-primary {
  background-color: var(--page-sports-button-register-bg);
  color: var(--page-sports-button-text-color);
  border: 2px solid var(--page-sports-button-register-bg);
}

.page-sports__btn-primary:hover {
  background-color: darken(var(--page-sports-button-register-bg), 10%);
  transform: translateY(-2px);
}

.page-sports__btn-secondary {
  background-color: transparent;
  color: var(--page-sports-button-text-color);
  border: 2px solid var(--page-sports-button-text-color);
}

.page-sports__btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
}

.page-sports__text-block {
  margin-bottom: 20px;
  font-size: 1.1em;
}

.page-sports__image-full-width {
  width: 100%;
  height: auto;
  display: block;
  margin-top: 30px;
  border-radius: 8px;
  object-fit: cover;
}

/* Popular Sports Grid */
.page-sports__sports-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-sports__sport-card {
  background-color: var(--page-sports-secondary-color);
  color: var(--page-sports-dark-text-color);
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
}

.page-sports__sport-card:hover {
  transform: translateY(-5px);
}

.page-sports__sport-card h3 {
  color: var(--page-sports-primary-color);
  font-size: 1.6em;
  margin-top: 0;
}

.page-sports__sport-card p {
  font-size: 1em;
}

/* Advantages Section */
.page-sports__advantages-content {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  align-items: center;
  margin-top: 40px;
}

.page-sports__advantages-content > div {
  flex: 1;
  min-width: 300px;
}

.page-sports__advantage-list {
  list-style: none;
  padding-left: 0;
}

.page-sports__advantage-list li {
  background: rgba(255, 255, 255, 0.1);
  margin-bottom: 15px;
  padding: 15px 20px;
  border-radius: 8px;
  font-size: 1.1em;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.page-sports__advantage-list li::before {
  content: '✔';
  color: var(--page-sports-button-register-bg); /* Use red for checkmark */
  font-weight: bold;
  font-size: 1.2em;
  line-height: 1;
}

.page-sports__platform-image {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 8px;
  object-fit: cover;
}

/* Guide Steps */
.page-sports__guide-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-top: 40px;
  margin-bottom: 40px;
}

.page-sports__step-item {
  background-color: var(--page-sports-background-color);
  color: var(--page-sports-dark-text-color);
  padding: 25px;
  border-radius: 12px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
  text-align: center;
}

.page-sports__step-title {
  color: var(--page-sports-primary-color);
  font-size: 1.5em;
  margin-top: 0;
}

.page-sports__link-text {
  color: var(--page-sports-primary-color);
  font-weight: bold;
}

/* Video Section */
.page-sports__video-wrapper {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
  height: 0;
  overflow: hidden;
  margin-top: 40px;
  margin-bottom: 40px;
  border-radius: 12px;
  background-color: #000;
}

.page-sports__video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
  display: block;
  cursor: pointer;
}

.page-sports__video-overlay-button {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background-color: var(--page-sports-button-register-bg);
  color: var(--page-sports-button-text-color);
  padding: 15px 30px;
  border-radius: 8px;
  font-size: 1.2em;
  font-weight: bold;
  text-transform: uppercase;
  text-decoration: none;
  z-index: 10;
  opacity: 0.9;
  transition: opacity 0.3s ease;
}

.page-sports__video-overlay-button:hover {
  opacity: 1;
}

.page-sports__cta-buttons--bottom {
  margin-top: 40px;
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Promotions Section */
.page-sports__promotion-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
  margin-bottom: 40px;
}

.page-sports__card {
  background-color: var(--page-sports-background-color);
  color: var(--page-sports-dark-text-color);
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.page-sports__card:hover {
  transform: translateY(-5px);
}

.page-sports__card-title {
  color: var(--page-sports-primary-color);
  font-size: 1.6em;
  margin-top: 0;
  margin-bottom: 15px;
}

.page-sports__card p {
  font-size: 1em;
  flex-grow: 1;
}

.page-sports__link-button {
  display: inline-block;
  margin-top: 20px;
  padding: 10px 20px;
  background-color: var(--page-sports-primary-color);
  color: var(--page-sports-light-text-color);
  border-radius: 5px;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.3s ease;
}

.page-sports__link-button:hover {
  background-color: darken(var(--page-sports-primary-color), 10%);
}

.page-sports__promotion-image-wrapper {
  margin-top: 40px;
  text-align: center;
}

.page-sports__promotion-image {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  object-fit: cover;
}

/* FAQ Section */
.page-sports__faq-section {
  padding-bottom: 80px;
}

.page-sports__faq-container {
  max-width: 900px;
  margin: 40px auto 0 auto;
}

.page-sports__faq-item {
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  margin-bottom: 15px;
  overflow: hidden;
}

.page-sports__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  cursor: pointer;
  background-color: rgba(255, 255, 255, 0.05);
  transition: background-color 0.3s ease;
}

.page-sports__faq-question:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

.page-sports__faq-question h3 {
  margin: 0;
  color: var(--page-sports-light-text-color);
  font-size: 1.3em;
}

.page-sports__faq-toggle {
  font-size: 2em;
  font-weight: bold;
  color: var(--page-sports-primary-color);
  line-height: 1;
  transition: transform 0.3s ease;
}

.page-sports__faq-item.active .page-sports__faq-toggle {
  transform: rotate(45deg); /* Change + to X or - */
}

.page-sports__faq-answer {
  max-height: 0;
  overflow: hidden;
  padding: 0 25px;
  transition: max-height 0.3s ease, padding 0.3s ease;
  color: var(--page-sports-light-text-color);
}

.page-sports__faq-item.active .page-sports__faq-answer {
  max-height: 1000px !important; /* Sufficiently large to show content */
  padding: 15px 25px;
}

.page-sports__faq-image {
  width: 100%;
  height: auto;
  display: block;
  margin-top: 40px;
  border-radius: 8px;
  object-fit: cover;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-sports__hero-title {
    font-size: 3em;
  }

  .page-sports__hero-description {
    font-size: 1.2em;
  }

  .page-sports__section-title {
    font-size: 2em;
  }

  .page-sports h3 {
    font-size: 1.5em;
  }
}

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

  .page-sports__hero-section {
    flex-direction: column;
    text-align: center;
    padding: 40px 15px;
    padding-top: var(--header-offset, 120px) !important; /* Ensure mobile header offset */
    min-height: 500px;
  }

  .page-sports__hero-content {
    padding: 15px;
  }

  .page-sports__hero-title {
    font-size: 2.5em;
  }

  .page-sports__hero-description {
    font-size: 1em;
  }

  .page-sports__hero-buttons {
    flex-direction: column;
    gap: 15px;
  }

  .page-sports__cta-button {
    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-sports__section-title {
    font-size: 1.8em;
  }

  .page-sports h3 {
    font-size: 1.3em;
  }

  .page-sports__content-area,
  .page-sports__dark-bg,
  .page-sports__light-bg {
    padding-left: 15px;
    padding-right: 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow-x: hidden !important; /* Prevent horizontal scroll */
  }

  /* Images responsiveness */
  .page-sports img {
    max-width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  /* Video responsiveness */
  .page-sports video,
  .page-sports__video {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  .page-sports__video-wrapper,
  .page-sports__video-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
    padding-left: 0;
    padding-right: 0;
  }

  .page-sports__video-overlay-button {
    font-size: 1em;
    padding: 12px 25px;
  }

  .page-sports__advantages-content {
    flex-direction: column;
  }

  .page-sports__advantages-content > div {
    min-width: unset;
    width: 100%;
  }

  .page-sports__faq-question {
    padding: 15px 20px;
  }

  .page-sports__faq-answer {
    padding: 0 20px;
  }

  .page-sports__faq-item.active .page-sports__faq-answer {
    padding: 10px 20px !important;
  }

  .page-sports__cta-buttons--bottom {
    flex-direction: column;
    gap: 15px;
  }
}

@media (max-width: 480px) {
  .page-sports__hero-title {
    font-size: 2em;
  }

  .page-sports__section-title {
    font-size: 1.5em;
  }

  .page-sports h3 {
    font-size: 1.2em;
  }
}