.page-phuong-thuc-thanh-toan {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: #333333; /* Default text color for light body background */
  background-color: #FFFFFF; /* Explicitly set for content area */
}

.page-phuong-thuc-thanh-toan__hero-section {
  padding: 10px 20px 40px;
  background-color: #f5f5f5;
  text-align: center;
}

.page-phuong-thuc-thanh-toan__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
  box-sizing: border-box;
}

.page-phuong-thuc-thanh-toan__main-title {
  font-size: clamp(2.2em, 4vw, 3.2em);
  color: #017439;
  margin-bottom: 20px;
  line-height: 1.2;
  font-weight: 700;
}

.page-phuong-thuc-thanh-toan__description {
  font-size: 1.1em;
  color: #555555;
  max-width: 900px;
  margin: 0 auto 30px;
}

.page-phuong-thuc-thanh-toan__cta-buttons {
  display: flex;
  gap: 15px;
  justify-content: center;
  flex-wrap: wrap;
}

.page-phuong-thuc-thanh-toan__btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1em;
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
  text-align: center;
}

.page-phuong-thuc-thanh-toan__btn--primary {
  background-color: #C30808; /* Custom color for register/login */
  color: #FFFF00; /* Custom font color for register/login */
  border: 2px solid #C30808;
}

.page-phuong-thuc-thanh-toan__btn--primary:hover {
  background-color: #a00606;
  border-color: #a00606;
}

.page-phuong-thuc-thanh-toan__btn--secondary {
  background-color: #FFFFFF;
  color: #017439;
  border: 2px solid #017439;
}

.page-phuong-thuc-thanh-toan__btn--secondary:hover {
  background-color: #017439;
  color: #FFFFFF;
}

.page-phuong-thuc-thanh-toan__content-section {
  padding: 40px 0;
}

.page-phuong-thuc-thanh-toan__article-wrap {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

.page-phuong-thuc-thanh-toan__heading {
  font-size: 2.2em;
  color: #017439;
  margin-bottom: 25px;
  text-align: center;
  font-weight: 700;
}

.page-phuong-thuc-thanh-toan__heading--white {
  color: #FFFFFF;
}

.page-phuong-thuc-thanh-toan__sub-heading {
  font-size: 1.6em;
  color: #017439;
  margin-top: 30px;
  margin-bottom: 15px;
  font-weight: 600;
}

.page-phuong-thuc-thanh-toan__sub-heading--white {
  color: #FFFFFF;
}

.page-phuong-thuc-thanh-toan__mini-heading {
  font-size: 1.3em;
  color: #017439;
  margin-top: 25px;
  margin-bottom: 10px;
  font-weight: 600;
}

.page-phuong-thuc-thanh-toan__mini-heading--white {
  color: #FFFFFF;
}

.page-phuong-thuc-thanh-toan__text-block {
  font-size: 1em;
  margin-bottom: 20px;
  color: #333333;
}

.page-phuong-thuc-thanh-toan__text-block--white {
  color: #FFFFFF;
}

.page-phuong-thuc-thanh-toan__figure {
  margin: 30px 0;
  text-align: center;
}

.page-phuong-thuc-thanh-toan__image {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.page-phuong-thuc-thanh-toan__figcaption {
  font-style: italic;
  font-size: 0.9em;
  color: #777777;
  margin-top: 10px;
}

.page-phuong-thuc-thanh-toan__figcaption--white {
  color: #e0e0e0;
}

.page-phuong-thuc-thanh-toan__ordered-list,
.page-phuong-thuc-thanh-toan__unordered-list {
  margin-left: 25px;
  margin-bottom: 20px;
  color: #333333;
}

.page-phuong-thuc-thanh-toan__ordered-list--white,
.page-phuong-thuc-thanh-toan__unordered-list--white {
  color: #FFFFFF;
}

.page-phuong-thuc-thanh-toan__ordered-list li,
.page-phuong-thuc-thanh-toan__unordered-list li {
  margin-bottom: 8px;
}

.page-phuong-thuc-thanh-toan__dark-bg {
  background-color: #017439;
  color: #FFFFFF;
}

.page-phuong-thuc-thanh-toan__benefit-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 30px;
}

.page-phuong-thuc-thanh-toan__benefit-card {
  background-color: #FFFFFF;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  padding: 25px;
  text-align: center;
  transition: transform 0.3s ease;
  color: #333333;
}

.page-phuong-thuc-thanh-toan__benefit-card:hover {
  transform: translateY(-5px);
}

.page-phuong-thuc-thanh-toan__card-image {
  max-width: 100%;
  height: auto;
  border-radius: 5px;
  margin-bottom: 15px;
}

.page-phuong-thuc-thanh-toan__card-title {
  font-size: 1.4em;
  color: #017439;
  margin-bottom: 10px;
  font-weight: 600;
}

.page-phuong-thuc-thanh-toan__card-text {
  font-size: 0.95em;
  color: #555555;
}

.page-phuong-thuc-thanh-toan__faq-item {
  border-bottom: 1px solid #e0e0e0;
  padding: 15px 0;
}

.page-phuong-thuc-thanh-toan__faq-question {
  font-size: 1.2em;
  color: #017439;
  cursor: pointer;
  font-weight: 600;
  position: relative;
  padding-right: 30px;
}

.page-phuong-thuc-thanh-toan__faq-question::after {
  content: '+';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.5em;
  color: #017439;
  transition: transform 0.3s ease;
}

.page-phuong-thuc-thanh-toan__faq-item.active .page-phuong-thuc-thanh-toan__faq-question::after {
  content: '-';
  transform: translateY(-50%) rotate(180deg);
}

.page-phuong-thuc-thanh-toan__faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s ease-out;
  padding-top: 0;
  color: #555555;
}

.page-phuong-thuc-thanh-toan__faq-item.active .page-phuong-thuc-thanh-toan__faq-answer {
  max-height: 500px; /* Adjust as needed for content length */
  padding-top: 15px;
}

.page-phuong-thuc-thanh-toan__faq-answer p {
  margin-bottom: 0;
  font-size: 0.95em;
}

.page-phuong-thuc-thanh-toan__cta-bottom {
  text-align: center;
  padding-top: 60px;
  padding-bottom: 60px;
}

/* --- Responsive Styles --- */

@media (max-width: 1024px) {
  .page-phuong-thuc-thanh-toan__main-title {
    font-size: clamp(2em, 5vw, 2.8em);
  }

  .page-phuong-thuc-thanh-toan__heading {
    font-size: 2em;
  }

  .page-phuong-thuc-thanh-toan__sub-heading {
    font-size: 1.5em;
  }

  .page-phuong-thuc-thanh-toan__mini-heading {
    font-size: 1.2em;
  }

  .page-phuong-thuc-thanh-toan__btn {
    padding: 12px 24px;
    font-size: 1em;
  }

  .page-phuong-thuc-thanh-toan__benefit-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
  }
}

@media (max-width: 768px) {
  /* 1. 顶区标题 + 双 CTA */
  .page-phuong-thuc-thanh-toan__hero-section {
    padding-top: 10px !important;
    padding-bottom: 30px;
  }

  .page-phuong-thuc-thanh-toan__main-title {
    font-size: clamp(1.8em, 7vw, 2.5em) !important;
    margin-bottom: 15px;
  }

  .page-phuong-thuc-thanh-toan__description {
    font-size: 1em;
    margin-bottom: 20px;
  }

  .page-phuong-thuc-thanh-toan__cta-buttons {
    flex-direction: column;
    gap: 10px;
    padding: 0 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-phuong-thuc-thanh-toan__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;
  }

  /* 2. 单栏长文容器 */
  .page-phuong-thuc-thanh-toan__article-wrap {
    padding: 0 15px !important;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-phuong-thuc-thanh-toan__content-section {
    padding: 30px 0;
  }

  .page-phuong-thuc-thanh-toan__heading {
    font-size: 1.8em;
    margin-bottom: 20px;
  }

  .page-phuong-thuc-thanh-toan__sub-heading {
    font-size: 1.3em;
    margin-top: 25px;
  }

  .page-phuong-thuc-thanh-toan__mini-heading {
    font-size: 1.1em;
    margin-top: 20px;
  }

  .page-phuong-thuc-thanh-toan__text-block {
    font-size: 0.95em;
  }

  /* 3. 通用图片与 figure */
  .page-phuong-thuc-thanh-toan img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    box-sizing: border-box !important;
  }

  .page-phuong-thuc-thanh-toan__figure {
    margin: 20px 0;
  }

  .page-phuong-thuc-thanh-toan__figcaption {
    font-size: 0.85em;
  }

  /* 4. 按钮与按钮容器 (already handled above in .page-phuong-thuc-thanh-toan__cta-buttons and .page-phuong-thuc-thanh-toan__btn) */

  /* 5. 注册教程与 FAQ 区块 */
  .page-phuong-thuc-thanh-toan__benefit-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 0 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-phuong-thuc-thanh-toan__benefit-card {
    padding: 20px;
  }

  .page-phuong-thuc-thanh-toan__card-title {
    font-size: 1.2em;
  }

  .page-phuong-thuc-thanh-toan__card-text {
    font-size: 0.9em;
  }

  .page-phuong-thuc-thanh-toan__faq-item {
    padding: 10px 0;
  }

  .page-phuong-thuc-thanh-toan__faq-question {
    font-size: 1.1em;
  }

  .page-phuong-thuc-thanh-toan__faq-answer p {
    font-size: 0.9em;
  }

  .page-phuong-thuc-thanh-toan__cta-bottom {
    padding-top: 40px;
    padding-bottom: 40px;
  }
}