/* 基本設定 */
:root {
  --primary-color: #e67e22;
  --secondary-color: #f39c12;
  --accent-color: #e74c3c;
  --bg-color: #fdf2e9;
  --text-color: #2c3e50;
  --card-bg: #ffffff;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "PingFang TC", "Microsoft JhengHei", sans-serif;
  background-color: var(--bg-color);
  color: var(--text-color);
  line-height: 1.6;
}

/* 頁首 */
header {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: white;
  text-align: center;
  padding: 3rem 1rem;
  box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

header h1 {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
}

header p {
  font-size: 1.2rem;
  opacity: 0.9;
}

/* 導覽列 */
nav {
  background-color: white;
  display: flex;
  justify-content: center;
  padding: 1rem;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

nav a {
  text-decoration: none;
  color: var(--text-color);
  margin: 0 1.5rem;
  font-weight: bold;
  transition: color 0.3s;
}

nav a:hover {
  color: var(--primary-color);
}

/* 主要內容 */
main {
  max-width: 1000px;
  margin: 2rem auto;
  padding: 0 1rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

/* 卡片設計 */
.card {
  background-color: var(--card-bg);
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0 10px 20px rgba(0,0,0,0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
}

.card:hover {
  transform: translateY(-10px) scale(1.02);
  box-shadow: 0 15px 30px rgba(0,0,0,0.15);
}

.card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.content {
  padding: 1.5rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.content h2 {
  margin-bottom: 0.5rem;
  color: var(--primary-color);
}

.content time {
  display: block;
  font-size: 0.9rem;
  color: #7f8c8d;
  margin-bottom: 1rem;
}

/* 倒數計時樣式 */
.countdown {
  display: flex;
  align-items: baseline;
  margin: 1rem 0;
  padding: 1rem;
  background-color: #fff9f4;
  border-radius: 10px;
  border-left: 5px solid var(--accent-color);
}

.countdown .number {
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--accent-color);
  margin-right: 0.5rem;
  animation: pulse 2s infinite;
}

.countdown span {
  font-weight: bold;
  color: var(--text-color);
}

/* 動畫 */
@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.1); }
  100% { transform: scale(1); }
}

.content p {
  margin-bottom: 1.5rem;
  color: #555;
}

button {
  margin-top: auto;
  background-color: var(--primary-color);
  color: white;
  border: none;
  padding: 0.8rem;
  border-radius: 5px;
  cursor: pointer;
  font-weight: bold;
  transition: background-color 0.3s;
}

button:hover {
  background-color: #d35400;
}

/* 頁尾 */
footer {
  text-align: center;
  padding: 2rem;
  background-color: #2c3e50;
  color: white;
  margin-top: 3rem;
}

/* RWD 手機版調整 */
@media (max-width: 600px) {
  header h1 {
    font-size: 1.8rem;
  }
  
  nav {
    flex-direction: column;
    align-items: center;
  }
  
  nav a {
    margin: 0.5rem 0;
  }
  
  main {
    grid-template-columns: 1fr;
  }
}