/* style/blog-huong-dan-choi-goal123-an-toan.css */
:root {
  --color-primary: #113B7A;
  --color-secondary: #1D5FD1;
  --color-card-bg: #10233F;
  --color-text-main: #F3F8FF;
  --color-text-secondary: #AFC4E8;
  --color-border: #244D84;
  --color-glow: #4FA8FF;
  --color-gold: #F2C14E;
  --color-divider: #1B3357;
  --color-deep-navy: #08162B;
  --btn-gradient: linear-gradient(180deg, #2B73F6 0%, #1144A6 100%);
}

.page-blog-huong-dan-choi-goal123-an-toan {
  font-family: 'Arial', sans-serif;
  color: var(--color-text-main); /* Body background is dark, so text is light */
  background-color: var(--color-deep-navy);
  line-height: 1.6;
  font-size: 1rem;
}

.page-blog-huong-dan-choi-goal123-an-toan__container {
  max-width: 1150px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

.page-blog-huong-dan-choi-goal123-an-toan__hero-section {
  padding-top: 10px; /* Small top padding, assuming shared.css handles body padding-top */
  padding-bottom: 40px;
  text-align: center;
  background-color: var(--color-deep-navy);
}

.page-blog-huong-dan-choi-goal123-an-toan__main-title {
  font-weight: 700;
  color: var(--color-gold);
  line-height: 1.2;
  margin-bottom: 20px;
  letter-spacing: 0.05em;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.page-blog-huong-dan-choi-goal123-an-toan__description {
  color: var(--color-text-secondary);
  font-size: 1.15rem;
  margin-bottom: 30px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-blog-huong-dan-choi-goal123-an-toan__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 15px;
  flex-wrap: wrap;
}

.page-blog-huong-dan-choi-goal123-an-toan__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.3s ease;
  border: none;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  min-width: 160px;
  text-align: center;
  box-sizing: border-box;
}

.page-blog-huong-dan-choi-goal123-an-toan__btn--primary {
  background: var(--btn-gradient);
  color: #ffffff;
}

.page-blog-huong-dan-choi-goal123-an-toan__btn--primary:hover {
  opacity: 0.9;
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
}

.page-blog-huong-dan-choi-goal123-an-toan__btn--secondary {
  background: var(--color-card-bg);
  color: var(--color-gold);
  border: 2px solid var(--color-gold);
}

.page-blog-huong-dan-choi-goal123-an-toan__btn--secondary:hover {
  background: var(--color-gold);
  color: var(--color-deep-navy);
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
}

.page-blog-huong-dan-choi-goal123-an-toan__content-section {
  padding: 50px 0;
  border-bottom: 1px solid var(--color-divider);
}

.page-blog-huong-dan-choi-goal123-an-toan__content-section:last-of-type {
  border-bottom: none;
  padding-bottom: 80px;
}

.page-blog-huong-dan-choi-goal123-an-toan__dark-bg {
  background-color: var(--color-card-bg);
  color: var(--color-text-main);
}

.page-blog-huong-dan-choi-goal123-an-toan__section-title {
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--color-gold);
  margin-bottom: 30px;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.page-blog-huong-dan-choi-goal123-an-toan__sub-title {
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-top: 30px;
  margin-bottom: 15px;
  color: var(--color-text-main);
}

.page-blog-huong-dan-choi-goal123-an-toan__dark-bg .page-blog-huong-dan-choi-goal123-an-toan__sub-title {
  color: var(--color-gold);
}

.page-blog-huong-dan-choi-goal123-an-toan p {
  margin-bottom: 15px;
  font-size: 1.05rem;
  color: var(--color-text-secondary);
}

.page-blog-huong-dan-choi-goal123-an-toan__dark-bg p {
  color: var(--color-text-main);
}

.page-blog-huong-dan-choi-goal123-an-toan__list,
.page-blog-huong-dan-choi-goal123-an-toan__ordered-list {
  list-style-position: inside;
  margin-bottom: 20px;
  padding-left: 20px;
}

.page-blog-huong-dan-choi-goal123-an-toan__list li,
.page-blog-huong-dan-choi-goal123-an-toan__ordered-list li {
  margin-bottom: 10px;
  color: var(--color-text-secondary);
  font-size: 1.05rem;
}

.page-blog-huong-dan-choi-goal123-an-toan__dark-bg .page-blog-huong-dan-choi-goal123-an-toan__list li,
.page-blog-huong-dan-choi-goal123-an-toan__dark-bg .page-blog-huong-dan-choi-goal123-an-toan__ordered-list li {
  color: var(--color-text-main);
}

.page-blog-huong-dan-choi-goal123-an-toan__list li strong,
.page-blog-huong-dan-choi-goal123-an-toan__ordered-list li strong {
  color: var(--color-gold);
}

.page-blog-huong-dan-choi-goal123-an-toan__image-figure {
  margin: 30px auto;
  text-align: center;
  max-width: 680px;
}

.page-blog-huong-dan-choi-goal123-an-toan__image {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  display: block;
  margin: 0 auto;
}

.page-blog-huong-dan-choi-goal123-an-toan__image-caption {
  margin-top: 15px;
  font-style: italic;
  color: var(--color-text-secondary);
  font-size: 0.95rem;
}

.page-blog-huong-dan-choi-goal123-an-toan__dark-bg .page-blog-huong-dan-choi-goal123-an-toan__image-caption {
  color: var(--color-text-main);
}

.page-blog-huong-dan-choi-goal123-an-toan__promo-box {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 30px;
  margin-top: 40px;
  text-align: center;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.4);
}

.page-blog-huong-dan-choi-goal123-an-toan__promo-title {
  font-size: 1.8rem;
  color: var(--color-gold);
  margin-bottom: 15px;
}

.page-blog-huong-dan-choi-goal123-an-toan__promo-text {
  color: var(--color-text-main);
  margin-bottom: 25px;
  font-size: 1.05rem;
}

.page-blog-huong-dan-choi-goal123-an-toan__warning-card {
  background-color: #3f1010; /* Darker red for warning */
  border: 1px solid #842424;
  border-radius: 12px;
  padding: 30px;
  margin-top: 40px;
  text-align: center;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.4);
}

.page-blog-huong-dan-choi-goal123-an-toan__warning-title {
  font-size: 1.8rem;
  color: #ffb3b3; /* Lighter red for text */
  margin-bottom: 15px;
}

.page-blog-huong-dan-choi-goal123-an-toan__warning-text {
  color: #ffffff;
  margin-bottom: 0;
  font-size: 1.05rem;
}

.page-blog-huong-dan-choi-goal123-an-toan__faq-list {
  margin-top: 30px;
}

.page-blog-huong-dan-choi-goal123-an-toan__faq-item {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.page-blog-huong-dan-choi-goal123-an-toan__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  cursor: pointer;
  font-weight: 600;
  font-size: 1.15rem;
  color: var(--color-gold);
  background-color: var(--color-primary);
  border-bottom: 1px solid var(--color-divider);
  list-style: none; /* For details/summary */
}

.page-blog-huong-dan-choi-goal123-an-toan__faq-item[open] .page-blog-huong-dan-choi-goal123-an-toan__faq-question {
  border-bottom: 1px solid var(--color-border);
}

.page-blog-huong-dan-choi-goal123-an-toan__faq-question::-webkit-details-marker {
  display: none;
}

.page-blog-huong-dan-choi-goal123-an-toan__faq-qtext {
  flex-grow: 1;
}

.page-blog-huong-dan-choi-goal123-an-toan__faq-toggle {
  font-size: 1.5rem;
  line-height: 1;
  margin-left: 15px;
  user-select: none;
}

.page-blog-huong-dan-choi-goal123-an-toan__faq-answer {
  padding: 15px 25px 20px;
  color: var(--color-text-main);
  background-color: var(--color-card-bg);
  font-size: 1rem;
}

.page-blog-huong-dan-choi-goal123-an-toan__faq-answer p {
  color: var(--color-text-main);
  margin-bottom: 0;
}

/* --- Responsive Styles --- */
@media (max-width: 1024px) {
  .page-blog-huong-dan-choi-goal123-an-toan__main-title {
    font-size: 2.8rem;
  }
  .page-blog-huong-dan-choi-goal123-an-toan__section-title {
    font-size: 2rem;
  }
  .page-blog-huong-dan-choi-goal123-an-toan__sub-title {
    font-size: 1.5rem;
  }
}

@media (max-width: 768px) {
  .page-blog-huong-dan-choi-goal123-an-toan__container {
    padding: 0 15px !important;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }

  /* 1. 顶区标题 + 双 CTA */
  .page-blog-huong-dan-choi-goal123-an-toan__hero-section {
    padding-top: 10px !important;
    padding-bottom: 30px;
  }

  .page-blog-huong-dan-choi-goal123-an-toan__main-title {
    font-size: 2.2rem;
    margin-bottom: 15px;
  }

  .page-blog-huong-dan-choi-goal123-an-toan__description {
    font-size: 1rem;
    margin-bottom: 25px;
  }

  .page-blog-huong-dan-choi-goal123-an-toan__cta-buttons {
    flex-direction: column;
    gap: 10px;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    padding: 0 15px;
  }

  .page-blog-huong-dan-choi-goal123-an-toan__btn {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    padding: 12px 20px;
  }

  /* 2. 单栏长文容器 */
  .page-blog-huong-dan-choi-goal123-an-toan__content-section {
    padding: 30px 0;
  }

  .page-blog-huong-dan-choi-goal123-an-toan__section-title {
    font-size: 1.8rem;
    margin-bottom: 20px;
  }

  .page-blog-huong-dan-choi-goal123-an-toan__sub-title {
    font-size: 1.3rem;
    margin-top: 25px;
    margin-bottom: 10px;
  }

  .page-blog-huong-dan-choi-goal123-an-toan p,
  .page-blog-huong-dan-choi-goal123-an-toan__list li,
  .page-blog-huong-dan-choi-goal123-an-toan__ordered-list li {
    font-size: 0.95rem;
  }

  /* 3. 通用图片与 figure */
  .page-blog-huong-dan-choi-goal123-an-toan img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block;
  }

  .page-blog-huong-dan-choi-goal123-an-toan__image-figure {
    margin: 20px auto;
  }

  .page-blog-huong-dan-choi-goal123-an-toan__image-caption {
    font-size: 0.85rem;
    margin-top: 10px;
  }

  /* 4. 按钮与按钮容器 - 已包含在顶区CTA和通用btn规则中 */
  /* 确保所有按钮容器也适配 */
  .page-blog-huong-dan-choi-goal123-an-toan__promo-box,
  .page-blog-huong-dan-choi-goal123-an-toan__warning-card {
    padding: 20px;
    margin-top: 30px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  .page-blog-huong-dan-choi-goal123-an-toan__promo-title,
  .page-blog-huong-dan-choi-goal123-an-toan__warning-title {
    font-size: 1.5rem;
  }
  .page-blog-huong-dan-choi-goal123-an-toan__promo-text,
  .page-blog-huong-dan-choi-goal123-an-toan__warning-text {
    font-size: 0.95rem;
  }

  /* 5. 注册教程与 FAQ 区块 */
  .page-blog-huong-dan-choi-goal123-an-toan__faq-item {
    margin-bottom: 10px;
  }

  .page-blog-huong-dan-choi-goal123-an-toan__faq-question {
    padding: 15px 20px;
    font-size: 1rem;
  }

  .page-blog-huong-dan-choi-goal123-an-toan__faq-answer {
    padding: 10px 20px 15px;
    font-size: 0.95rem;
  }

  .page-blog-huong-dan-choi-goal123-an-toan__faq-toggle {
    font-size: 1.3rem;
  }
}