:root {
  --墨色: #22302d;
  --深綠: #1f6f5b;
  --葉綠: #6ba56f;
  --暖黃: #f2c66d;
  --亮黃: #ffd84d;
  --淡黃: #fff2b8;
  --海藍: #2f7fa0;
  --磚紅: #b85c45;
  --米白: #fff9ee;
  --淺底: #f7f3e8;
  --線條: #ded6c3;
  --陰影: 0 18px 45px rgba(34, 48, 45, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--墨色);
  font-family: "Microsoft JhengHei", "Noto Sans TC", sans-serif;
  line-height: 1.7;
  background:
    radial-gradient(circle at 8% 18%, rgba(255, 216, 77, 0.32), transparent 24%),
    radial-gradient(circle at 72% 8%, rgba(242, 198, 109, 0.26), transparent 22%),
    radial-gradient(circle at 18% 82%, rgba(184, 92, 69, 0.16), transparent 26%),
    radial-gradient(circle at 92% 12%, rgba(47, 127, 160, 0.20), transparent 30%),
    linear-gradient(90deg, rgba(31, 111, 91, 0.06) 1px, transparent 1px),
    linear-gradient(rgba(31, 111, 91, 0.05) 1px, transparent 1px),
    linear-gradient(135deg, #fff9ee 0%, #edf5f1 48%, #f8efe0 100%);
  background-size: auto, auto, 58px 58px, 58px 58px, auto;
}

a {
  color: inherit;
  text-decoration: none;
}

.頂部列 {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px min(6vw, 72px);
  border-bottom: 1px solid rgba(222, 214, 195, 0.8);
  background: rgba(255, 249, 238, 0.9);
  backdrop-filter: blur(12px);
}

.標誌 {
  font-size: 24px;
  font-weight: 800;
  color: var(--深綠);
}

.導覽列 {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.導覽列 a {
  padding: 8px 12px;
  border-radius: 999px;
  font-weight: 700;
}

.導覽列 a:hover {
  color: var(--墨色);
  background: var(--淡黃);
}

.主視覺 {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.9fr);
  gap: 36px;
  align-items: center;
  min-height: calc(100vh - 70px);
  padding: 64px min(6vw, 72px) 48px;
  background:
    radial-gradient(circle at 14% 16%, rgba(255, 216, 77, 0.46), transparent 24%),
    radial-gradient(circle at 40% 78%, rgba(242, 198, 109, 0.28), transparent 18%),
    radial-gradient(circle at 86% 28%, rgba(47, 127, 160, 0.22), transparent 32%),
    linear-gradient(120deg, rgba(255, 249, 238, 0.94) 0%, rgba(235, 246, 240, 0.92) 52%, rgba(248, 239, 224, 0.94) 100%);
  overflow: hidden;
}

.主視覺::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(115deg, transparent 0 44%, rgba(47, 127, 160, 0.18) 44% 45%, transparent 45% 100%),
    linear-gradient(155deg, transparent 0 62%, rgba(184, 92, 69, 0.16) 62% 63%, transparent 63% 100%),
    radial-gradient(circle at 62% 34%, rgba(31, 111, 91, 0.18) 0 4px, transparent 5px),
    radial-gradient(circle at 75% 55%, rgba(47, 127, 160, 0.22) 0 4px, transparent 5px),
    radial-gradient(circle at 48% 68%, rgba(184, 92, 69, 0.22) 0 4px, transparent 5px),
    radial-gradient(circle at 28% 40%, rgba(255, 216, 77, 0.48) 0 10px, transparent 11px);
}

.主視覺文字,
.主題圖片框 {
  position: relative;
  z-index: 1;
}

.主視覺文字 {
  max-width: 720px;
}

.小標 {
  margin: 0 0 8px;
  color: var(--深綠);
  font-weight: 800;
}

.小標::before {
  content: "";
  display: inline-block;
  width: 10px;
  height: 10px;
  margin-right: 8px;
  border-radius: 50%;
  background: var(--亮黃);
  box-shadow: 8px 0 0 rgba(184, 92, 69, 0.35);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 16px;
  font-size: clamp(42px, 8vw, 86px);
  line-height: 1.05;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 12px;
  font-size: clamp(28px, 4vw, 46px);
  line-height: 1.18;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 8px;
  font-size: 22px;
  line-height: 1.3;
}

.主說明 {
  max-width: 620px;
  font-size: 20px;
}

.主按鈕列 {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.主要按鈕,
.次要按鈕 {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 10px 18px;
  border: 2px solid var(--深綠);
  border-radius: 8px;
  font-weight: 800;
  box-shadow: 0 8px 0 rgba(242, 198, 109, 0.36);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.主要按鈕:hover,
.次要按鈕:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 0 rgba(242, 198, 109, 0.46);
}

.主要按鈕 {
  color: var(--墨色);
  background: var(--亮黃);
}

.次要按鈕 {
  color: var(--深綠);
  background: white;
}

.主題圖片框 {
  position: relative;
  min-height: 430px;
  margin: 0;
  border: 1px solid var(--線條);
  border-radius: 8px;
  overflow: hidden;
  transform: rotate(1.2deg);
  background:
    radial-gradient(circle at 22% 72%, rgba(184, 92, 69, 0.22), transparent 18%),
    radial-gradient(circle at 78% 24%, rgba(47, 127, 160, 0.24), transparent 24%),
    linear-gradient(90deg, rgba(31, 111, 91, 0.13) 1px, transparent 1px),
    linear-gradient(rgba(31, 111, 91, 0.12) 1px, transparent 1px),
    #f8eedb;
  background-size: auto, auto, 34px 34px, 34px 34px, auto;
  box-shadow: var(--陰影);
}

.主題圖片框::before,
.主題圖片框::after {
  content: "";
  position: absolute;
  pointer-events: none;
}

.主題圖片框::before {
  z-index: 2;
  inset: 44px 28px auto;
  height: 210px;
  border-top: 2px solid rgba(47, 127, 160, 0.32);
  border-right: 2px solid rgba(47, 127, 160, 0.22);
  border-radius: 50%;
  transform: rotate(-12deg);
}

.主題圖片框::after {
  z-index: 2;
  right: 34px;
  bottom: 44px;
  width: 118px;
  height: 118px;
  border: 1px solid rgba(47, 127, 160, 0.28);
  border-radius: 50%;
  background:
    linear-gradient(90deg, transparent 48%, rgba(47, 127, 160, 0.24) 49% 51%, transparent 52%),
    linear-gradient(transparent 48%, rgba(47, 127, 160, 0.24) 49% 51%, transparent 52%);
}

.主題圖片框 img {
  display: block;
  width: 100%;
  height: 430px;
  object-fit: cover;
}

.主題圖片框 figcaption {
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 18px;
  z-index: 3;
  padding: 16px;
  border-radius: 8px;
  color: white;
  background: rgba(34, 48, 45, 0.78);
  backdrop-filter: blur(8px);
}

.主題圖片框 span {
  display: inline-flex;
  margin-bottom: 8px;
  padding: 4px 10px;
  border-radius: 999px;
  color: var(--墨色);
  font-size: 14px;
  font-weight: 800;
  background: var(--暖黃);
}

.主題圖片框 strong {
  display: block;
  font-size: 18px;
  line-height: 1.5;
}

.區塊 {
  padding: 72px min(6vw, 72px);
}

.區塊標題 {
  max-width: 760px;
  margin-bottom: 26px;
}

.卡片格線 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  align-items: start;
}

.卡片,
.資訊項目,
.展覽內容,
.展覽選單 {
  border: 1px solid var(--線條);
  border-radius: 8px;
  background: white;
  box-shadow: 0 10px 26px rgba(34, 48, 45, 0.08);
}

.卡片 {
  min-height: 260px;
  overflow: hidden;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.卡片:nth-child(2) {
  margin-top: 28px;
}

.卡片:nth-child(3) {
  margin-top: 10px;
}

.卡片:hover {
  transform: translateY(-6px) rotate(-0.6deg);
  box-shadow: 0 18px 36px rgba(34, 48, 45, 0.14);
}

.卡片圖 {
  display: grid;
  place-items: center;
  min-height: 118px;
  color: white;
  font-size: 38px;
  font-weight: 900;
  background:
    radial-gradient(circle at 22% 30%, rgba(255, 216, 77, 0.86), transparent 22%),
    linear-gradient(135deg, rgba(31, 111, 91, 0.95), rgba(47, 127, 160, 0.92)),
    repeating-linear-gradient(45deg, transparent 0 14px, rgba(255, 255, 255, 0.18) 14px 16px);
}

.卡片內容 {
  padding: 18px;
}

.日期標籤,
.分類標籤 {
  display: inline-flex;
  margin-bottom: 10px;
  padding: 4px 10px;
  border-radius: 999px;
  color: var(--墨色);
  font-size: 14px;
  font-weight: 800;
  background: var(--淡黃);
}

.展覽區 {
  background:
    radial-gradient(circle at 92% 14%, rgba(255, 216, 77, 0.42), transparent 20%),
    linear-gradient(90deg, rgba(184, 92, 69, 0.10) 1px, transparent 1px),
    linear-gradient(rgba(47, 127, 160, 0.10) 1px, transparent 1px),
    var(--淺底);
  background-size: auto, 48px 48px, 48px 48px, auto;
}

.展覽版面 {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 18px;
}

.展覽選單 {
  padding: 12px;
}

.展覽選單 button {
  width: 100%;
  margin-bottom: 8px;
  padding: 12px;
  border: 0;
  border-radius: 8px;
  color: var(--墨色);
  font: inherit;
  font-weight: 800;
  text-align: left;
  background: transparent;
  cursor: pointer;
}

.展覽選單 button:hover,
.展覽選單 button.目前 {
  color: var(--墨色);
  background: var(--亮黃);
}

.展覽內容 {
  display: grid;
  grid-template-columns: minmax(220px, 0.8fr) minmax(0, 1.2fr);
  gap: 22px;
  min-height: 360px;
  padding: 20px;
  transform: rotate(-0.4deg);
}

.展覽視覺 {
  min-height: 300px;
  border-radius: 8px;
  background:
    radial-gradient(circle at 28% 34%, rgba(255, 249, 238, 0.92) 0 11px, transparent 12px),
    radial-gradient(circle at 68% 60%, rgba(255, 249, 238, 0.86) 0 9px, transparent 10px),
    radial-gradient(circle at 46% 22%, rgba(255, 216, 77, 0.72), transparent 22%),
    linear-gradient(135deg, rgba(184, 92, 69, 0.86), rgba(31, 111, 91, 0.84) 50%, rgba(47, 127, 160, 0.88)),
    repeating-linear-gradient(45deg, transparent 0 16px, rgba(255, 255, 255, 0.24) 16px 18px);
}

.展覽文字 ul {
  padding-left: 22px;
}

.工具列 {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.篩選按鈕 {
  min-height: 40px;
  padding: 8px 14px;
  border: 1px solid var(--線條);
  border-radius: 999px;
  color: var(--墨色);
  font: inherit;
  font-weight: 800;
  background: white;
  cursor: pointer;
}

.篩選按鈕.目前,
.篩選按鈕:hover {
  color: var(--墨色);
  border-color: var(--暖黃);
  background: var(--亮黃);
}

.資訊列表 {
  display: grid;
  gap: 12px;
}

.資訊項目 {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  padding: 16px;
  border-left: 8px solid var(--暖黃);
}

.資訊項目:nth-child(even) {
  border-left-color: var(--海藍);
  transform: translateX(18px);
}

.資訊日期 {
  color: var(--深綠);
  font-weight: 900;
}

.參與區 {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin: 24px min(6vw, 72px) 72px;
  padding: 28px;
  border-radius: 8px;
  color: white;
  background:
    radial-gradient(circle at 82% 22%, rgba(255, 216, 77, 0.48), transparent 24%),
    linear-gradient(120deg, rgba(34, 48, 45, 0.98), rgba(31, 111, 91, 0.94)),
    linear-gradient(90deg, rgba(255, 255, 255, 0.16) 1px, transparent 1px);
  background-size: auto, auto, 42px 42px;
  transform: rotate(0.5deg);
}

.參與區 .小標 {
  color: var(--暖黃);
}

.參與區 p {
  max-width: 760px;
}

.意見區 {
  background:
    radial-gradient(circle at 14% 24%, rgba(255, 216, 77, 0.42), transparent 26%),
    radial-gradient(circle at 86% 78%, rgba(242, 198, 109, 0.30), transparent 22%),
    linear-gradient(135deg, rgba(255, 249, 238, 0.94), rgba(237, 245, 241, 0.94));
}

.意見表單 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  max-width: 900px;
  padding: 22px;
  border: 1px solid var(--線條);
  border-radius: 8px;
  background: white;
  box-shadow: 0 10px 26px rgba(34, 48, 45, 0.08);
  border-top: 8px solid var(--亮黃);
}

.意見表單 label {
  display: grid;
  gap: 8px;
  font-weight: 800;
}

.意見表單 input,
.意見表單 textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--線條);
  border-radius: 8px;
  color: var(--墨色);
  font: inherit;
  background: #fffdf8;
}

.意見表單 input:focus,
.意見表單 textarea:focus {
  outline: 3px solid rgba(47, 127, 160, 0.18);
  border-color: var(--海藍);
}

.完整欄位,
.送出訊息 {
  grid-column: 1 / -1;
}

.送出訊息 {
  margin: 0;
  color: var(--深綠);
  font-weight: 800;
  background: var(--淡黃);
  border-radius: 8px;
  padding: 0;
}

.送出訊息:not(:empty) {
  padding: 10px 12px;
}

.頁尾 {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 22px min(6vw, 72px);
  border-top: 1px solid var(--線條);
  background: white;
}

.頁尾 p {
  margin: 0;
}

@media (max-width: 860px) {
  .主視覺,
  .展覽版面,
  .展覽內容 {
    grid-template-columns: 1fr;
  }

  .卡片格線 {
    grid-template-columns: 1fr;
  }

  .卡片:nth-child(2),
  .卡片:nth-child(3),
  .資訊項目:nth-child(even),
  .展覽內容,
  .參與區,
  .主題圖片框 {
    margin-top: 0;
    transform: none;
  }

  .資訊項目 {
    grid-template-columns: 1fr;
  }

  .參與區,
  .頁尾 {
    flex-direction: column;
    align-items: flex-start;
  }

  .意見表單 {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .頂部列 {
    align-items: flex-start;
    flex-direction: column;
  }

  .主視覺 {
    padding-top: 42px;
  }

  .主題圖片框 {
    min-height: 330px;
  }

  .主題圖片框 img {
    height: 330px;
  }
}