/* style/tin-tuc.css */

:root {
  --primary-color: #017439;
  --secondary-color: #FFFFFF;
  --text-dark: #333333;
  --text-light: #ffffff;
  --button-register-bg: #C30808;
  --button-login-bg: #C30808;
  --button-login-text: #FFFF00;
  --default-bg: #FFFFFF;
}

.page-tin-tuc {
  font-family: 'Arial', sans-serif;
  color: var(--text-dark);
  background-color: var(--default-bg);
  line-height: 1.6;
}

.page-tin-tuc__container {
  max-width: 1150px;
  margin: 0 auto;
  padding: 0 20px;
}

.page-tin-tuc__hero-section {
  padding-top: 10px; /* Adjusted for shared header offset */
  padding-bottom: 40px;
  text-align: center;
  background-color: var(--default-bg);
  color: var(--text-dark);
}

.page-tin-tuc__hero-image-wrapper {
  margin-bottom: 30px;
}

.page-tin-tuc__hero-image {
  width: 100%;
  max-width: 1200px;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.page-tin-tuc__main-title {
  font-size: clamp(2.2rem, 4vw, 3rem);
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--primary-color);
  line-height: 1.2;
  letter-spacing: -0.5px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.page-tin-tuc__hero-description {
  font-size: 1.15rem;
  margin-bottom: 30px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  color: var(--text-dark);
}

.page-tin-tuc__hero-cta-group {
  display: flex;
  gap: 15px;
  justify-content: center;
  flex-wrap: wrap;
}

.page-tin-tuc__btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 30px;
  text-decoration: none;
  font-weight: 700;
  font-size: 1rem;
  transition: all 0.3s ease;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
  text-align: center;
}

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

.page-tin-tuc__btn-primary:hover {
  background-color: #a30606;
  border-color: #a30606;
}

.page-tin-tuc__btn-secondary {
  background-color: var(--button-login-bg);
  color: var(--button-login-text);
  border: 2px solid var(--button-login-bg);
}

.page-tin-tuc__btn-secondary:hover {
  background-color: #a30606;
  border-color: #a30606;
}

.page-tin-tuc__section {
  padding: 60px 0;
}

.page-tin-tuc__light-bg {
  background-color: var(--default-bg);
  color: var(--text-dark);
}

.page-tin-tuc__dark-bg {
  background-color: var(--primary-color);
  color: var(--text-light);
}

.page-tin-tuc__section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 700;
  margin-bottom: 25px;
  text-align: center;
  color: inherit;
}

.page-tin-tuc__section-description {
  font-size: 1.1rem;
  text-align: center;
  max-width: 900px;
  margin: 0 auto 40px auto;
  color: inherit;
}

.page-tin-tuc__card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.page-tin-tuc__card {
  display: flex;
  flex-direction: column;
  background-color: var(--secondary-color);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  text-decoration: none;
  color: var(--text-dark);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-tin-tuc__card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}

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

.page-tin-tuc__card-title {
  font-size: 1.3rem;
  font-weight: 600;
  padding: 15px 20px 10px;
  color: var(--primary-color);
}

.page-tin-tuc__card-meta {
  font-size: 0.9rem;
  color: #777;
  padding: 0 20px;
  margin-bottom: 10px;
}

.page-tin-tuc__card-excerpt {
  font-size: 1rem;
  padding: 0 20px 20px;
  flex-grow: 1;
  color: var(--text-dark);
}

.page-tin-tuc__button-group {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 30px;
  flex-wrap: wrap;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
}

.page-tin-tuc__highlight {
  font-weight: 600;
  color: var(--primary-color);
}

.page-tin-tuc__dark-bg .page-tin-tuc__highlight {
  color: var(--button-login-text); /* Yellow for contrast on dark green */
}

/* General image responsiveness */
.page-tin-tuc img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Media Queries */
@media (max-width: 1024px) {
  .page-tin-tuc__container {
    padding: 0 15px;
  }

  .page-tin-tuc__main-title {
    font-size: clamp(2rem, 5vw, 2.8rem);
  }

  .page-tin-tuc__hero-description {
    font-size: 1.05rem;
  }

  .page-tin-tuc__section-title {
    font-size: clamp(1.6rem, 4vw, 2.2rem);
  }

  .page-tin-tuc__section-description {
    font-size: 1rem;
  }

  .page-tin-tuc__card-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  }

  .page-tin-tuc__btn {
    padding: 12px 24px;
    font-size: 0.95rem;
  }
}

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

  .page-tin-tuc__main-title {
    font-size: clamp(1.8rem, 7vw, 2.5rem);
    margin-bottom: 15px;
  }

  .page-tin-tuc__hero-description {
    font-size: 1rem;
    margin-bottom: 20px;
    padding: 0 15px;
  }

  .page-tin-tuc__hero-cta-group {
    flex-direction: column;
    gap: 10px;
    padding: 0 15px;
  }

  /* 2. 单栏长文容器 */
  .page-tin-tuc__container {
    padding-left: 15px !important;
    padding-right: 15px !important;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-tin-tuc__section {
    padding: 40px 0;
  }

  .page-tin-tuc__section-title {
    font-size: clamp(1.5rem, 6vw, 2rem);
    margin-bottom: 20px;
  }

  .page-tin-tuc__section-description {
    font-size: 0.95rem;
    margin-bottom: 30px;
    padding: 0 15px;
  }

  .page-tin-tuc__card-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-tin-tuc__card-image {
    height: 180px;
  }

  .page-tin-tuc__card-title {
    font-size: 1.15rem;
    padding: 12px 15px 8px;
  }

  .page-tin-tuc__card-meta,
  .page-tin-tuc__card-excerpt {
    font-size: 0.9rem;
    padding: 0 15px;
  }

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

  /* All containers holding images or content */
  .page-tin-tuc__section,
  .page-tin-tuc__card,
  .page-tin-tuc__container,
  .page-tin-tuc__hero-image-wrapper {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden;
  }

  /* 4. 按钮与按钮容器 */
  .page-tin-tuc__btn,
  .page-tin-tuc__btn-primary,
  .page-tin-tuc__btn-secondary,
  .page-tin-tuc a[class*="button"],
  .page-tin-tuc 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-tin-tuc__hero-cta-group,
  .page-tin-tuc__button-group {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    flex-direction: column !important; /* Ensure vertical stacking for buttons */
    gap: 10px !important;
  }

  /* 5. 注册教程与 FAQ 区块 (Not explicitly in this page's outline, but including placeholder for completeness as per checklist) */
  /* If there were specific elements for registration steps or FAQ, their styles would go here, e.g.: */
  .page-tin-tuc__registration-step h3 {
    font-size: 1.2rem;
  }
  .page-tin-tuc__faq-question {
    font-size: 1rem;
  }
}