/* Reset & 基本設定 */
{
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Noto Sans TC", sans-serif;
}

html, body {
  height: 100%;
  margin: 0;
}

body {
  background-color: #f9f9fb;
  color: #333;
  line-height: 1.6;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
}

/* 導覽列 */
.navbar {
  background-color: #005daa;
  color: #fff;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.navbar .logo {
  display: flex;
  font-size: 1.5rem;
  font-weight: bold;
  white-space: nowrap;
}

.navbar h3 {
  font-size: 1.2rem;
  margin: 0;
  padding-left: 7rem;
  color: #fff;
  align-items: center;  
  white-space: nowrap; /* 防止換行 */

}

.navbar nav {
  display: flex;
  align-items: center;
  gap: 1rem; /* 調整間距大小，可依需求調整 */
}

.navbar nav a {
  color: #fff;
  text-decoration: none;
  margin-left: 1.5rem;
  font-size: 1rem;
  transition: color 0.3s ease;
}

.navbar nav a:hover {
  color: #ffd700;
}

/* 主要 */

.main-article-card {
  display: flex;
  align-items: center;
  padding: 1rem 2rem;
  background-color: #f0f6ff;
  flex-wrap: wrap;
  gap: 2rem;
  align-items: flex-start;
}

/* 頁尾 */
footer {
  background-color: #003366;
  color: #fff;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 0.8rem;
}

footer div:nth-child(1) {
  flex: 1;
}

footer div:nth-child(2) {
  text-align: center;
  flex: 1;
}

footer div:nth-child(3) {
  flex: 1;
  display: flex;
  justify-content: flex-start; /* 水平靠左 */
  align-items: center;         /* 垂直置中 */
  flex-direction: column;      /* 垂直排列文字 */
}

footer #viewCount {
  margin-left: 20px;
}


#backToTop {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 999;
  background-color: #ffffff;
  color: #005daa;
  border: 2px solid #005daa;
  border-radius: 50px;
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
  cursor: pointer;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
  display: none; /* 初始隱藏 */
  transition: background-color 0.3s ease, color 0.3s ease;
}

#backToTop:hover {
  background-color: #005daa;
  color: #ffffff;
}

/* 響應式調整 */

@media (max-width: 900px) {

  /* Navbar 區塊 */
  
  .navbar {
    flex-direction: column;
    align-items: flex-start;
    padding: 1rem;
  }
  .navbar .logo {
    flex-direction: column;
    align-items: flex-start;
    padding: 1rem;
  }

  .navbar .logo h3{
    padding-left: 0rem;
  }

  .navbar nav {
    display: flex;
    flex-direction: row;
    overflow-x: auto;
    white-space: nowrap;
    width: 100%;
    gap: 0.5rem;
    padding: 0 1vw;
    box-sizing: border-box;
    scrollbar-width: thin; /* Firefox */
  }

  .navbar nav::-webkit-scrollbar {
    height: 6px;
  }

  .navbar nav::-webkit-scrollbar-thumb {
    background-color: #ccc;
    border-radius: 3px;
  }

  .navbar nav a {
    flex: 0 0 auto;
    padding: 0.5rem 0.8rem;
    font-size: 1rem;
    background-color: #ffffff;
    color: #005daa;
    border: 2px solid #005daa;
    border-radius: 5px;
    text-decoration: none;
    transition: background-color 0.3s ease, color 0.3s ease;
  }

  .navbar nav a:hover {
    background-color: #005daa;
    color: #ffffff;
  }
  
  /*   頁尾   */

  footer {
    flex-direction: column;
    text-align: center;
    padding: 0.4rem;
    font-size: 0.8rem;

  }

  footer div {
    margin-bottom: 5px;
  
  footer > div {
    margin-bottom: 10px;
  }

  footer #viewCount {
    margin-left: 0; /* 移除桌機版的左邊距 */
  }



  #backToTop {
    font-size: 1rem;
    padding: 0.75rem 1.25rem;
  }

}