/* 任務列表專屬樣式 - 升級為玻璃擬態風格 */

:root {
  --nav-height: 70px;
}

/* 1. 搜尋區塊 */
#searchContainer {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  padding: 15px 20px;
  border-radius: 16px;
  border: 1px solid var(--glass-border);
  margin-bottom: 20px;
}

.quick-search-label {
  font-weight: 600;
  color: var(--primary-blue);
  white-space: nowrap;
}

#searchInput {
  padding: 10px 16px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  color: var(--text-main);
  flex: 1;
  max-width: 300px;
  transition: all 0.3s ease;
}

#searchInput:focus {
  outline: none;
  border-color: var(--primary-blue);
  box-shadow: 0 0 10px rgba(77, 163, 255, 0.3);
  background: var(--glass-bg);
}

/* 2. 篩選器 (Accordion) */
.accordion {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  margin-bottom: 30px;
  overflow: hidden;
}

.accordion-header {
  padding: 15px 20px;
  color: var(--primary-blue);
  font-weight: bold;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background 0.3s;
}

.accordion-header:hover {
  background: rgba(255, 255, 255, 0.05);
}

.accordion-content {
  padding: 10px 20px 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.accordion.collapsed .accordion-content {
  display: none;
}

.accordion-header::after {
  content: "▾";
  font-size: 14px;
  transition: transform 0.3s;
}

.accordion.collapsed .accordion-header::after {
  transform: rotate(-90deg);
}

.filter-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.filter-row {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  width: 100%;
}

.filter-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  flex: 1;
}

.filter-label {
  font-weight: bold;
  color: var(--text-muted);
  min-width: 80px;
  padding-top: 6px;
}

.filter-btn {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--text-main);
  border-radius: 8px;
  padding: 6px 14px;
  cursor: pointer;
  font-size: 14px;
  transition: all 0.2s ease;
}

.filter-btn:hover {
  background: rgba(77, 163, 255, 0.15);
  border-color: var(--primary-blue);
}

.filter-btn.active {
  background: linear-gradient(135deg, var(--primary-blue), var(--primary-dark));
  border-color: var(--primary-blue);
  box-shadow: 0 4px 12px rgba(77, 163, 255, 0.3);
  color: #fff !important;
}

.filter-actions {
  display: flex;
  justify-content: flex-start;
  padding-top: 10px;
}

.clear-btn {
  background: var(--tag-clear-bg);
  border: 1px solid var(--tag-clear-border);
  color: var(--highlight-yellow);
  border-radius: 8px;
  padding: 8px 16px;
  cursor: pointer;
  transition: all 0.2s;
}

.clear-btn:hover {
  background: var(--highlight-yellow);
  color: #000;
}

/* 3. 任務卡片樣式 */
.quest-system-container {
  max-width: 1200px;
  margin: 0 auto;
}

.mission-card {
  background: var(--card-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  margin-bottom: 30px;
  overflow: hidden;
  transition: all 0.4s ease;
}

.mission-card:hover {
  transform: translateY(-5px);
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(77, 163, 255, 0.3);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
}

.mission-header {
  padding: 20px 24px;
  background: linear-gradient(180deg, var(--nav-bg-1), var(--nav-bg-2));
  border-bottom: 1px solid var(--border-separator);
  display: flex;
  justify-content: center; /* 標題置中 */
  align-items: center;
  position: relative;
}

.mission-title {
  margin: 0;
  color: var(--primary-blue);
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: 0.5px;
  text-align: center;
}

.mission-tag {
  position: absolute;
  right: 24px;
  background: linear-gradient(135deg, var(--primary-blue), var(--primary-dark));
  color: #fff;
  padding: 4px 12px;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: bold;
  box-shadow: 0 4px 10px rgba(77, 163, 255, 0.2);
}

.mission-body {
  padding: 24px;
}

/* 資訊網格 */
.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 15px;
  margin-bottom: 24px;
  background: rgba(0, 0, 0, 0.1);
  padding: 18px;
  border-radius: 14px;
  border: 1px solid var(--border-separator);
}

[data-theme="light"] .info-grid {
  background: rgba(0, 102, 204, 0.04);
}

.info-item {
  display: flex;
  align-items: center;
  gap: 10px;
}

.info-item .label {
  color: var(--primary-blue);
  font-weight: 700;
  font-size: 0.9rem;
  white-space: nowrap;
}

.info-item .value {
  color: var(--text-main);
  font-size: 0.95rem;
}

/* 章節樣式 */
.mission-section {
  margin-bottom: 20px;
  padding-bottom: 15px;
  border-bottom: 1px solid var(--border-separator);
}

.mission-section:last-of-type {
  border-bottom: none;
  margin-bottom: 0;
}

.section-title {
  color: var(--primary-blue);
  font-weight: 800;
  margin-bottom: 10px;
  font-size: 1rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

.section-title::before {
  content: "";
  display: inline-block;
  width: 4px;
  height: 16px;
  background: var(--primary-blue);
  border-radius: 2px;
}

.section-text {
  line-height: 1.7;
  color: var(--text-muted);
  padding-left: 12px;
  font-size: 0.95rem;
}

/* 獎勵標籤 */
.badge-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 12px;
}

.q-badge {
  padding: 5px 12px;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 700;
  backdrop-filter: blur(5px);
}

.q-badge-exp { 
  background: rgba(77, 163, 255, 0.1); 
  color: var(--primary-blue); 
  border: 1px solid rgba(77, 163, 255, 0.3); 
}
.q-badge-money { 
  background: rgba(255, 216, 107, 0.1); 
  color: var(--highlight-yellow); 
  border: 1px solid rgba(255, 216, 107, 0.3); 
}
.q-badge-renown { 
  background: rgba(162, 115, 255, 0.1); 
  color: #c09bff; 
  border: 1px solid rgba(162, 115, 255, 0.3); 
}

.item-reward {
  margin-top: 12px;
  color: var(--highlight-yellow);
  font-weight: 700;
  background: rgba(255, 216, 107, 0.05);
  padding: 10px 15px;
  border-radius: 10px;
  border-left: 3px solid var(--highlight-yellow);
}

.reward-detail {
  margin-top: 10px;
  color: var(--text-muted);
  font-size: 0.9rem;
  font-style: italic;
}

.mission-img {
  max-width: 100%;
  height: auto;
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  display: block;
  margin-top: 15px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

/* 高亮樣式 */
.highlight, .highlight2 {
  background-color: rgba(255, 216, 107, 0.25);
  color: var(--highlight-yellow);
  font-weight: bold;
  border-radius: 4px;
  padding: 0 4px;
}

.quest-highlight {
  color: #ff8c42;
  font-weight: 800;
  background-color: rgba(255, 140, 66, 0.15);
  padding: 0 4px;
  border-radius: 4px;
}

/* 回到頂部按鈕 */
#backToTop {
  position: fixed;
  bottom: 30px;
  right: 30px;
  display: none;
  background: linear-gradient(135deg, var(--primary-blue), var(--primary-dark));
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.2);
  width: 50px;
  height: 50px;
  border-radius: 50%;
  font-size: 18px;
  cursor: pointer;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  z-index: 1000;
}

#backToTop:hover {
  transform: translateY(-5px) scale(1.1);
  box-shadow: 0 12px 25px rgba(77, 163, 255, 0.3);
}

/* 響應式微調 */
@media (max-width: 768px) {
  #searchContainer {
    flex-direction: column;
    align-items: stretch;
  }
  
  #searchInput {
    max-width: none;
  }

  .mission-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .mission-tag {
    order: -1;
    position: static;
  }

  .info-grid {
    grid-template-columns: 1fr;
  }

  .filter-btn {
    flex: 1 1 calc(50% - 10px);
  }
}

/* 白天模式：任務卡片與步驟區塊提高層次與 hover 對比 */
[data-theme="light"] .mission-card {
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
}

[data-theme="light"] .mission-card:hover {
  background: #ffffff;
  border-color: rgba(0, 102, 204, 0.35);
  box-shadow: 0 15px 35px rgba(15, 23, 42, 0.14);
}

[data-theme="light"] .mission-header {
  background: linear-gradient(180deg, #f8fbff, #edf5ff);
}

[data-theme="light"] .info-grid {
  background: rgba(0, 102, 204, 0.06);
}

[data-theme="light"] .filter-btn:hover,
[data-theme="light"] .accordion-header:hover {
  background: rgba(0, 102, 204, 0.1);
}