/* ==========================================================
   學生身份 Vibe Coding 跨領域創新專案 - 鐵人賽科幻圖文檔案庫
   風格：科幻未來極簡風（分頁二）+ Noir 深夜偵探（分頁一）
   ========================================================== */

/* 載入 Noir 專用復古字型 */
@import url('https://fonts.googleapis.com/css2?family=Special+Elite&family=Courier+Prime:ital,wght@0,400;0,700;1,400&display=swap');

:root {
  --bg-dark: #06080e;
  --bg-card: rgba(12, 17, 28, 0.75);
  --bg-card-hover: rgba(18, 25, 42, 0.9);
  --bg-glass: rgba(10, 15, 25, 0.85);
  
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-cyan: rgba(0, 245, 255, 0.35);
  --border-cyan-bright: #00f5ff;
  --border-purple: rgba(168, 85, 247, 0.4);
  
  --neon-cyan: #00f5ff;
  --neon-purple: #a855f7;
  --neon-amber: #fbbf24;
  --neon-rose: #f43f5e;
  --neon-emerald: #10b981;
  
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-cyan: #67e8f9;
  
  --font-scifi: 'Space Grotesk', -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --font-body: 'Inter', 'Noto Sans TC', sans-serif;
  
  --shadow-hud: 0 10px 30px rgba(0, 0, 0, 0.7), 0 0 20px rgba(0, 245, 255, 0.08);
  --blur-amt: blur(20px) saturate(180%);

  /* === Noir 偵探主題變數 === */
  --noir-bg: #1a1410;            /* 深炭黑底色 */
  --noir-cork: #2a2218;          /* 軟木塞深色底 */
  --noir-card: #f5efe0;          /* 舊報紙/暗米色 */
  --noir-card-dark: #ede5cf;     /* 稍深的舊紙色 */
  --noir-card-worn: #d4c9a8;     /* 磨損邊緣色 */
  --noir-crimson: #8b1a1a;       /* 血染深紅 */
  --noir-crimson-bright: #c0392b; /* 鮮血紅 */
  --noir-crimson-glow: rgba(176, 42, 42, 0.6);
  --noir-amber: #d4a017;         /* 復古琥珀 */
  --noir-ink: #1c1410;           /* 深墨水色 */
  --noir-ink-faded: #3d2f1e;     /* 淡化墨水 */
  --noir-text: #2c1e0f;          /* 打字機墨水文字 */
  --noir-text-secondary: #6b4f30; /* 次要文字 */
  --noir-text-faded: #9a7d5a;    /* 褪色文字 */
  --noir-wire: #c0392b;          /* 紅線顏色 */
  --noir-wire-dim: rgba(192, 57, 43, 0.45);
  --noir-border: rgba(100, 80, 50, 0.4); /* 舊紙邊框 */
  --noir-border-worn: rgba(100, 80, 50, 0.65);
  --font-typewriter: 'Special Elite', 'Courier Prime', 'Courier New', monospace;
  --font-courier: 'Courier Prime', 'Courier New', monospace;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  scrollbar-width: thin;
  scrollbar-color: rgba(0, 245, 255, 0.3) rgba(6, 8, 14, 0.8);
}

body {
  background: var(--bg-dark);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
}

/* 滾動條樣式 */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: var(--bg-dark);
}
::-webkit-scrollbar-thumb {
  background: rgba(0, 245, 255, 0.25);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--neon-cyan);
}

/* 背景網格與動態粒子 */
.cyber-grid-overlay {
  position: fixed;
  inset: 0;
  background-image: 
    linear-gradient(rgba(0, 245, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 245, 255, 0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}

#quantumCanvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.65;
}

/* ==========================================================
   頂部導覽 HUD Header
   ========================================================== */
.hud-header {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(6, 8, 14, 0.85);
  backdrop-filter: var(--blur-amt);
  -webkit-backdrop-filter: var(--blur-amt);
  border-bottom: 1px solid var(--border-subtle);
  padding: 14px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.brand-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 245, 255, 0.08);
  border: 1px solid var(--border-cyan);
  padding: 4px 10px;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--neon-cyan);
}

.beacon-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--neon-cyan);
  box-shadow: 0 0 10px var(--neon-cyan);
  animation: beaconPulse 2s infinite ease-in-out;
}

@keyframes beaconPulse {
  0%, 100% { transform: scale(1); opacity: 0.6; }
  50% { transform: scale(1.4); opacity: 1; }
}

.brand-titles .main-title {
  font-family: var(--font-scifi);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.01em;
  background: linear-gradient(90deg, #ffffff, #cffafe 60%, var(--neon-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-titles .sub-title {
  font-size: 11px;
  color: var(--text-secondary);
  margin-top: 1px;
}

/* 數據膠囊 HUD */
.hud-metrics {
  display: flex;
  align-items: center;
  gap: 16px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-subtle);
  padding: 6px 18px;
  border-radius: 30px;
}

.metric-item {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.metric-item .m-label {
  font-size: 9px;
  font-family: var(--font-mono);
  color: var(--text-muted);
  letter-spacing: 0.06em;
}

.metric-item .m-val {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--text-primary);
}

.metric-item .m-val.highlight {
  color: var(--neon-cyan);
}

.metric-item .m-val.status-active {
  color: var(--neon-emerald);
}

/* 分頁切換器按鈕 */
.hud-tab-switcher {
  display: flex;
  align-items: center;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 4px;
  gap: 6px;
}

.tab-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-secondary);
  padding: 7px 16px;
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-scifi);
  font-size: 12.5px;
  font-weight: 600;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.tab-btn .tab-icon {
  font-size: 14px;
  color: var(--text-muted);
}

.tab-btn .tab-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  background: rgba(255, 255, 255, 0.06);
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--text-muted);
}

.tab-btn:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.04);
}

.tab-btn.active {
  background: rgba(0, 245, 255, 0.12);
  border-color: var(--border-cyan);
  color: #ffffff;
  box-shadow: 0 0 16px rgba(0, 245, 255, 0.2);
}

.tab-btn.active .tab-icon {
  color: var(--neon-cyan);
}

.tab-btn.active .tab-tag {
  background: rgba(0, 245, 255, 0.2);
  color: var(--neon-cyan);
}

/* ==========================================================
   主視圖容器與分頁架構
   ========================================================== */
.main-viewport {
  position: relative;
  z-index: 10;
  max-width: 1540px;
  margin: 0 auto;
  padding: 24px 28px 80px 28px;
  min-height: calc(100vh - 120px);
}

.tab-content {
  display: none;
  animation: tabFadeIn 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.tab-content.active {
  display: block;
}

@keyframes tabFadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================
   分頁一：案件線索板 - NOIR 深夜偵探主題
   (Noir Detective Clue Board — Dark Cork + Crimson Wire)
   ========================================================== */

/* 整個分頁一的 Noir 容器 */
#viewClueBoard {
  /* 使整個分頁一進入 Noir 模式 */
}

/* Noir 控制面板 - 模仿舊木質案件桌面 */
.clue-control-panel {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 20px;
  background: linear-gradient(135deg, rgba(26, 20, 16, 0.97) 0%, rgba(30, 24, 18, 0.95) 100%);
  border: 1px solid var(--noir-border-worn);
  border-radius: 4px;
  padding: 22px 26px;
  margin-bottom: 22px;
  box-shadow: 
    0 8px 32px rgba(0, 0, 0, 0.85),
    inset 0 1px 0 rgba(212, 160, 23, 0.12),
    inset 0 -1px 0 rgba(0, 0, 0, 0.5);
  position: relative;
  overflow: hidden;
}

/* 控制面板頂部印章裝飾線 */
.clue-control-panel::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent 0%, var(--noir-crimson) 20%, var(--noir-crimson) 80%, transparent 100%);
  opacity: 0.8;
}

.case-brief-card .case-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

/* 案件標籤：紅色印章風格 */
.case-tag {
  font-family: var(--font-typewriter);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--noir-card);
  background: var(--noir-crimson);
  border: none;
  padding: 3px 8px;
  border-radius: 2px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255,255,255,0.1);
}

.case-title {
  font-family: var(--font-typewriter);
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.02em;
  color: var(--noir-amber);
  text-shadow: 0 0 12px rgba(212, 160, 23, 0.4);
}

.case-desc {
  font-size: 12px;
  font-family: var(--font-courier);
  color: var(--noir-text-faded);
  line-height: 1.7;
  letter-spacing: 0.01em;
}

.panel-right {
  display: flex;
  flex-direction: column;
  gap: 12px;
  justify-content: center;
}

/* 卷宗篩選按鈕群 - Noir 卷宗標籤風格 */
.arc-filter-group {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.arc-btn {
  background: rgba(42, 34, 24, 0.8);
  border: 1px solid rgba(100, 80, 50, 0.35);
  color: var(--noir-text-faded);
  padding: 4px 11px;
  border-radius: 2px;
  font-size: 11px;
  font-family: var(--font-typewriter);
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: all 0.2s ease;
  text-transform: uppercase;
}

.arc-btn:hover {
  background: rgba(60, 45, 28, 0.9);
  color: var(--noir-amber);
  border-color: rgba(212, 160, 23, 0.4);
}

.arc-btn.active {
  background: var(--noir-crimson);
  border-color: var(--noir-crimson-bright);
  color: #fff;
  box-shadow: 0 0 10px rgba(192, 57, 43, 0.4);
}

/* 操作按鈕行 */
.board-action-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.search-box {
  flex: 1;
  position: relative;
}

/* 搜尋欄：打字機風格 */
.search-box input {
  width: 100%;
  background: rgba(20, 15, 10, 0.9);
  border: 1px solid rgba(100, 80, 50, 0.4);
  border-radius: 2px;
  padding: 8px 14px;
  color: var(--noir-amber);
  font-size: 12px;
  font-family: var(--font-courier);
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
  letter-spacing: 0.03em;
}

.search-box input:focus {
  border-color: var(--noir-crimson-bright);
  box-shadow: 0 0 12px rgba(192, 57, 43, 0.25), inset 0 1px 3px rgba(0,0,0,0.4);
}

.search-box input::placeholder {
  color: var(--noir-ink-faded);
}

/* 開關按鈕：復古撥桿風格 */
.tool-btn {
  background: rgba(42, 34, 24, 0.8);
  border: 1px solid rgba(100, 80, 50, 0.35);
  color: var(--noir-text-faded);
  padding: 8px 14px;
  border-radius: 2px;
  font-size: 11px;
  font-family: var(--font-typewriter);
  letter-spacing: 0.04em;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s;
  white-space: nowrap;
  text-transform: uppercase;
}

.tool-btn:hover {
  background: rgba(60, 45, 28, 0.9);
  color: var(--noir-amber);
  border-color: rgba(212, 160, 23, 0.4);
}

/* 紅色電源指示燈 */
.t-indicator {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--noir-ink-faded);
}

.t-indicator.active {
  background: var(--noir-crimson-bright);
  box-shadow: 0 0 8px var(--noir-crimson-glow), 0 0 16px rgba(192, 57, 43, 0.3);
  animation: redPulse 2s infinite ease-in-out;
}

@keyframes redPulse {
  0%, 100% { opacity: 0.8; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.3); }
}

/* =============================================
   軟木塞案件線索板容器 (Cork Board)
   ============================================= */
.clue-pinboard-container {
  position: relative;
  min-height: 1440px;  /* 16:9 比例高度 */
  aspect-ratio: 16 / 9;
  overflow: hidden;
  /* 軟木塞紋理：以 CSS 漸層模擬 */
  background-color: var(--noir-cork);
  background-image:
    /* 垂直木紋 */
    repeating-linear-gradient(
      93deg,
      transparent,
      transparent 2px,
      rgba(60, 45, 20, 0.12) 2px,
      rgba(60, 45, 20, 0.12) 4px
    ),
    /* 水平木紋 */
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 8px,
      rgba(20, 14, 6, 0.08) 8px,
      rgba(20, 14, 6, 0.08) 9px
    ),
    /* 軟木塞顆粒感底色漸層 */
    radial-gradient(ellipse at 20% 30%, rgba(50, 38, 22, 0.6) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 70%, rgba(38, 28, 15, 0.5) 0%, transparent 50%),
    linear-gradient(160deg, #2a2218 0%, #1e1a12 35%, #251e14 65%, #1a1610 100%);
  border: 3px solid rgba(80, 60, 35, 0.5);
  border-radius: 6px;
  padding: 0;
  box-shadow: 
    0 20px 60px rgba(0, 0, 0, 0.9),
    inset 0 2px 4px rgba(255, 220, 140, 0.04),
    inset 0 -2px 4px rgba(0, 0, 0, 0.4);
  outline: 1px solid rgba(100, 75, 40, 0.2);
  outline-offset: 4px;
}

/* 板子邊角磨損效果 */
.clue-pinboard-container::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 0% 0%, rgba(0,0,0,0.4) 0%, transparent 22%),
    radial-gradient(ellipse at 100% 0%, rgba(0,0,0,0.35) 0%, transparent 22%),
    radial-gradient(ellipse at 0% 100%, rgba(0,0,0,0.35) 0%, transparent 22%),
    radial-gradient(ellipse at 100% 100%, rgba(0,0,0,0.4) 0%, transparent 22%);
  pointer-events: none;
  border-radius: 4px;
  z-index: 0;
}

/* 紅線 SVG 連線層 */
.clue-wires-layer {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

/* 分散位置容器：占滿整個板子 */
.clue-cards-grid {
  position: relative;
  z-index: 2;
  width: 100%;
  height: 100%;
  min-height: 1440px;
  aspect-ratio: 16 / 9;
}

/* =============================================
   Noir 照片/舊報紙線索卡片
   ============================================= */
.clue-card {
  /* 舊照片/報紙底色 */
  background: linear-gradient(145deg, var(--noir-card) 0%, var(--noir-card-dark) 60%, var(--noir-card-worn) 100%);
  border: none;
  border-radius: 2px;
  padding: 10px 10px 12px 10px;
  display: flex;
  flex-direction: column;
  gap: 9px;
  cursor: pointer;
  position: absolute;         /* 重要：絕對定位散落 */
  width: 230px;               /* 固定寬度 */
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.3s ease,
              z-index 0s;
  /* 圖釘投影（模擬釘在板子上） */
  box-shadow:
    2px 3px 0 rgba(150, 110, 60, 0.4),
    4px 6px 16px rgba(0, 0, 0, 0.65),
    8px 12px 30px rgba(0, 0, 0, 0.4);
}

/* 模擬圖釘（頂部中央紅色釘頭） */
.clue-card::before {
  content: '';
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, #e74c3c, #8b1a1a);
  box-shadow: 0 2px 8px rgba(139, 26, 26, 0.8), 0 1px 2px rgba(0,0,0,0.5);
  z-index: 10;
  pointer-events: none;
}

/* 相片下緣膠帶陰影 */
.clue-card::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 8px;
  right: 8px;
  height: 6px;
  background: rgba(0, 0, 0, 0.15);
  filter: blur(4px);
  border-radius: 50%;
  pointer-events: none;
}

.clue-card:hover {
  transform: translateY(-6px) rotate(0deg) scale(1.02);
  box-shadow:
    2px 3px 0 rgba(150, 110, 60, 0.4),
    8px 18px 40px rgba(0, 0, 0, 0.8),
    16px 28px 60px rgba(0, 0, 0, 0.5);
}

/* 卡片頂部：打字機編號與卷宗標籤 */
.clue-top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-typewriter);
  font-size: 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(100, 80, 50, 0.25);
}

/* 案件編號：打字機風格 */
.clue-num {
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--noir-crimson);
  text-transform: uppercase;
  text-shadow: none;
}

/* 卷宗徽章：復古橡皮印章感 */
.clue-arc-badge {
  font-size: 9px;
  padding: 2px 6px;
  border-radius: 2px;
  background: transparent;
  color: var(--noir-text-secondary);
  border: 1px solid rgba(100, 80, 50, 0.4);
  font-family: var(--font-typewriter);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* 照片框（帶磨損邊緣效果） */
.clue-thumb-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: 2px;
  overflow: hidden;
  /* 舊照片邊框效果 */
  border: 3px solid rgba(200, 180, 140, 0.5);
  box-shadow:
    inset 0 0 0 1px rgba(100, 80, 40, 0.3),
    inset 2px 2px 6px rgba(0, 0, 0, 0.3),
    0 2px 8px rgba(0, 0, 0, 0.4);
  background: #1a140e;
}

/* 照片本身：加入老舊感濾鏡 */
.clue-thumb-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease, filter 0.3s ease;
  filter: sepia(20%) contrast(1.05) brightness(0.95);
}

.clue-card:hover .clue-thumb-wrap img {
  transform: scale(1.06);
  filter: sepia(5%) contrast(1.08) brightness(1.0);
}

/* 照片上的膠片顆粒覆蓋層 */
.clue-thumb-wrap::after {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.06'/%3E%3C/svg%3E");
  pointer-events: none;
  mix-blend-mode: multiply;
  opacity: 0.4;
}

.clue-meta-desc {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

/* 主標題：打字機字體，深墨水色 */
.clue-meaning-tag {
  font-family: var(--font-typewriter);
  font-size: 12px;
  font-weight: 400;
  color: var(--noir-text);
  line-height: 1.5;
  letter-spacing: 0.02em;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* 副標題：褪色打字 */
.clue-title-sub {
  font-size: 10.5px;
  font-family: var(--font-courier);
  color: var(--noir-text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  letter-spacing: 0.01em;
}

/* 卡片底部：撕裂線效果 */
.clue-card-footer {
  border-top: 1px dashed rgba(100, 80, 50, 0.35);
  padding-top: 8px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-typewriter);
  font-size: 9.5px;
  color: var(--noir-text-secondary);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* 「檢驗證物」按鈕：血紅底線風格 */
.btn-inspect-mini {
  color: var(--noir-crimson);
  font-weight: 400;
  display: flex;
  align-items: center;
  gap: 4px;
  border-bottom: 1px solid var(--noir-crimson);
  padding-bottom: 1px;
  letter-spacing: 0.06em;
  transition: color 0.2s, border-color 0.2s;
}

.clue-card:hover .btn-inspect-mini {
  color: var(--noir-crimson-bright);
  border-color: var(--noir-crimson-bright);
}

/* ==========================================================
   分頁二：鐵人賽圖文檔案庫 - Pinterest Masonry 瀑布流
   ========================================================== */

/* 控制列：棄用原有展開式，改為简潔標題列 */
.codex-control-panel {
  background: rgba(10, 12, 20, 0.8);
  backdrop-filter: var(--blur-amt);
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  padding: 16px 22px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  box-shadow: var(--shadow-hud);
}

.codex-info-hub {
  display: flex;
  align-items: center;
  gap: 14px;
}

.codex-info-hub .c-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--neon-purple);
  background: rgba(168, 85, 247, 0.12);
  border: 1px solid var(--border-purple);
  padding: 2px 7px;
  border-radius: 4px;
  white-space: nowrap;
}

.codex-info-hub h2 {
  font-family: var(--font-scifi);
  font-size: 16px;
  font-weight: 700;
  white-space: nowrap;
}

.codex-info-hub p {
  display: none;  /* 橫向布局時隐藏說明 */
}

.codex-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.search-box.wide {
  width: 340px;
}

.filter-stats {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-cyan);
  white-space: nowrap;
}

/* =============================================
   Pinterest Masonry 瀑布流主容器
   ============================================= */
.codex-masonry-wall {
  /* CSS Columns Masonry */
  column-count: 4;
  column-gap: 14px;
  width: 100%;
}

@media (max-width: 1280px) { .codex-masonry-wall { column-count: 3; } }
@media (max-width: 860px)  { .codex-masonry-wall { column-count: 2; } }
@media (max-width: 540px)  { .codex-masonry-wall { column-count: 1; } }

/* 圖片磚塊 */
.masonry-brick {
  break-inside: avoid;
  margin-bottom: 14px;
  border-radius: 10px;
  overflow: hidden;
  position: relative;
  cursor: pointer;
  display: block;
  background: #0a0d16;
  /* 入場動畫 */
  animation: brickFadeIn 0.45s ease both;
}

@keyframes brickFadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

.masonry-brick img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), filter 0.3s ease;
  border-radius: 10px;
  min-height: 80px;
  object-fit: cover;
}

/* Hover 時檢視效果 */
.masonry-brick:hover img {
  transform: scale(1.04);
  filter: brightness(0.7);
}

/* Hover 覆蓋說明層 */
.masonry-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(5, 8, 18, 0.95) 0%,
    rgba(5, 8, 18, 0.6) 45%,
    transparent 75%
  );
  opacity: 0;
  transition: opacity 0.3s ease;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 16px 14px 14px 14px;
  border-radius: 10px;
}

.masonry-brick:hover .masonry-overlay {
  opacity: 1;
}

/* 文章日期標籤 */
.masonry-day-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--neon-cyan);
  background: rgba(0, 245, 255, 0.15);
  border: 1px solid rgba(0, 245, 255, 0.3);
  padding: 2px 7px;
  border-radius: 4px;
  margin-bottom: 6px;
  align-self: flex-start;
}

/* 圖片說明文字 */
.masonry-caption {
  font-size: 12px;
  font-family: var(--font-body);
  color: #e8edf4;
  line-height: 1.5;
  font-weight: 400;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* 文章標題（最小字型） */
.masonry-article-title {
  font-size: 10.5px;
  font-family: var(--font-mono);
  color: rgba(255, 255, 255, 0.45);
  margin-top: 5px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* 常餄1小字標籤（非 hover）：左上角 Day 標籤 */
.masonry-corner-tag {
  position: absolute;
  top: 8px;
  left: 9px;
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 700;
  color: rgba(255,255,255,0.9);
  background: rgba(0, 0, 0, 0.65);
  padding: 2px 7px;
  border-radius: 3px;
  letter-spacing: 0.07em;
  backdrop-filter: blur(4px);
  z-index: 2;
}

/* 連結文章按鈕：右下角出現（hover） */
.masonry-link-btn {
  position: absolute;
  bottom: 12px;
  right: 12px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(0, 245, 255, 0.2);
  border: 1px solid rgba(0, 245, 255, 0.5);
  color: var(--neon-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  text-decoration: none;
  opacity: 0;
  transform: scale(0.8);
  transition: opacity 0.3s ease, transform 0.3s ease;
  z-index: 5;
}

.masonry-brick:hover .masonry-link-btn {
  opacity: 1;
  transform: scale(1);
}

/* 文章流 (Articles Stream) */
.codex-articles-stream {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

/* 單篇文章大卡片 (Article Dossier Card) */
.article-dossier-card {
  background: var(--bg-card);
  backdrop-filter: var(--blur-amt);
  border: 1px solid var(--border-subtle);
  border-radius: 20px;
  padding: 24px 28px;
  box-shadow: var(--shadow-hud);
  transition: border-color 0.25s ease;
}

.article-dossier-card:hover {
  border-color: rgba(0, 245, 255, 0.25);
}

.dossier-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 20px;
}

.dossier-title-col {
  display: flex;
  align-items: center;
  gap: 14px;
}

.day-badge {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 6px;
  background: rgba(0, 245, 255, 0.12);
  border: 1px solid var(--border-cyan);
  color: var(--neon-cyan);
  white-space: nowrap;
}

.dossier-title-col h3 {
  font-family: var(--font-scifi);
  font-size: 16.5px;
  font-weight: 700;
  color: #ffffff;
}

.dossier-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn-open-article {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  padding: 6px 14px;
  border-radius: 8px;
  font-family: var(--font-scifi);
  font-size: 12px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s;
  white-space: nowrap;
}

.btn-open-article:hover {
  background: rgba(0, 245, 255, 0.15);
  border-color: var(--neon-cyan);
  color: var(--neon-cyan);
  transform: translateY(-1px);
}

/* 該篇文章的圖片陳列網格 (Gallery Grid) */
.dossier-gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 18px;
}

.gallery-item-card {
  background: rgba(6, 10, 20, 0.7);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all 0.25s ease;
  cursor: pointer;
}

.gallery-item-card:hover {
  border-color: var(--border-cyan);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
}

.gallery-img-container {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #030508;
  overflow: hidden;
}

.gallery-img-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.gallery-item-card:hover .gallery-img-container img {
  transform: scale(1.04);
}

.img-zoom-hint {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background: rgba(0, 0, 0, 0.75);
  padding: 3px 7px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-cyan);
  opacity: 0;
  transition: opacity 0.2s;
}

.gallery-item-card:hover .img-zoom-hint {
  opacity: 1;
}

.gallery-caption-wrap {
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.caption-label {
  font-family: var(--font-mono);
  font-size: 9.5px;
  color: var(--neon-amber);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.caption-text {
  font-size: 12.5px;
  color: #e2e8f0;
  line-height: 1.5;
}

/* ==========================================================
   底部 HUD 狀態列
   ========================================================== */
.hud-footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(6, 8, 14, 0.92);
  backdrop-filter: var(--blur-amt);
  border-top: 1px solid var(--border-subtle);
  padding: 8px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  z-index: 90;
}

.footer-left {
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-left .split {
  color: rgba(255, 255, 255, 0.15);
}

.footer-link {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-link:hover {
  color: var(--neon-cyan);
}

.code-tag {
  color: var(--neon-emerald);
}

/* ==========================================================
   彈跳視窗：深層證物檢驗器 (Clue Evidence Modal)
   ========================================================== */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(3, 5, 10, 0.85);
  backdrop-filter: blur(14px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.modal-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

.clue-modal-dialog {
  width: 960px;
  max-width: 95vw;
  max-height: 90vh;
  /* Noir 風格 Modal：深木色背景 */
  background: linear-gradient(145deg, #1a1410 0%, #161210 100%);
  border: 1px solid rgba(100, 75, 40, 0.5);
  border-radius: 4px;
  box-shadow: 
    0 30px 70px rgba(0, 0, 0, 0.92), 
    0 0 0 4px rgba(60, 45, 25, 0.3),
    0 0 60px rgba(192, 57, 43, 0.08);
  position: relative;
  overflow: hidden;
  animation: modalPop 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Modal 頂部血紅橫條 */
.clue-modal-dialog::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent 0%, var(--noir-crimson) 15%, var(--noir-crimson-bright) 50%, var(--noir-crimson) 85%, transparent 100%);
}

@keyframes modalPop {
  from { transform: scale(0.95) rotate(-1deg); opacity: 0; }
  to { transform: scale(1) rotate(0deg); opacity: 1; }
}

.modal-close-btn {
  position: absolute;
  top: 16px;
  right: 18px;
  width: 32px;
  height: 32px;
  border-radius: 2px;
  background: rgba(42, 34, 24, 0.8);
  border: 1px solid rgba(100, 80, 50, 0.4);
  color: var(--noir-text-faded);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  transition: all 0.2s;
  z-index: 10;
  font-family: var(--font-typewriter);
}

.modal-close-btn:hover {
  background: var(--noir-crimson);
  border-color: var(--noir-crimson-bright);
  color: #fff;
}

.modal-layout {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  height: 100%;
}

.modal-img-col {
  background: #0e0b08;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 28px;
  border-right: 1px solid rgba(80, 60, 35, 0.4);
}

/* 證物照片框：舊照片質感 */
.clue-frame {
  position: relative;
  max-width: 100%;
  max-height: 100%;
  border-radius: 2px;
  overflow: hidden;
  box-shadow: 
    0 10px 40px rgba(0, 0, 0, 0.9),
    inset 0 0 0 3px rgba(200, 180, 140, 0.2),
    inset 0 0 0 6px rgba(100, 80, 40, 0.1);
  border: 3px solid rgba(180, 155, 100, 0.3);
}

.clue-frame img {
  width: 100%;
  height: auto;
  max-height: 70vh;
  object-fit: contain;
  display: block;
  filter: sepia(15%) contrast(1.05);
}

/* 紅色「已驗證」印章 */
.clue-stamp {
  position: absolute;
  bottom: 12px;
  right: 12px;
  background: transparent;
  border: 2px solid var(--noir-crimson-bright);
  color: var(--noir-crimson-bright);
  padding: 4px 10px;
  border-radius: 2px;
  font-family: var(--font-typewriter);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transform: rotate(-8deg);
  opacity: 0.85;
  box-shadow: 0 0 12px rgba(192, 57, 43, 0.3);
}

/* Modal 資訊欄：Noir 舊紙感 */
.modal-info-col {
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  overflow-y: auto;
  background: linear-gradient(160deg, rgba(26, 20, 14, 0.95) 0%, rgba(20, 16, 10, 0.98) 100%);
  scrollbar-color: rgba(192, 57, 43, 0.3) rgba(26, 20, 14, 0.5);
}

.clue-meta-header {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* 案件 ID 標籤：紅色印章 */
.clue-id-tag {
  font-family: var(--font-typewriter);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #fff;
  background: var(--noir-crimson);
  padding: 3px 9px;
  border-radius: 2px;
  box-shadow: 0 0 10px rgba(139, 26, 26, 0.5);
}

.clue-arc-tag {
  font-family: var(--font-typewriter);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  color: var(--noir-text-faded);
  text-transform: uppercase;
}

/* 案件標題：打字機字體 */
.clue-headline {
  font-family: var(--font-typewriter);
  font-size: 17px;
  font-weight: 400;
  color: var(--noir-amber);
  line-height: 1.5;
  text-shadow: 0 0 20px rgba(212, 160, 23, 0.2);
}

/* 說明方框：舊檔案紙感 */
.clue-meaning-box, .clue-story-box {
  background: rgba(30, 22, 14, 0.6);
  border: 1px solid rgba(100, 80, 50, 0.3);
  border-left: 3px solid var(--noir-crimson);
  padding: 14px 16px;
  border-radius: 2px;
}

.cm-label {
  font-family: var(--font-typewriter);
  font-size: 9.5px;
  color: var(--noir-amber);
  margin-bottom: 7px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.85;
}

.cm-content {
  font-family: var(--font-courier);
  font-size: 12.5px;
  color: var(--noir-text-faded);
  line-height: 1.7;
  letter-spacing: 0.01em;
}

.modal-action-row {
  margin-top: auto;
  padding-top: 10px;
}

/* 「前往文章」按鈕：血紅偵探風格 */
.cyber-cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 13px;
  border-radius: 2px;
  background: linear-gradient(135deg, rgba(139, 26, 26, 0.9), rgba(80, 15, 15, 0.95));
  border: 1px solid var(--noir-crimson-bright);
  color: var(--noir-card);
  font-family: var(--font-typewriter);
  font-size: 12px;
  font-weight: 400;
  text-decoration: none;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: all 0.25s;
  box-shadow: 0 4px 16px rgba(139, 26, 26, 0.4);
}

.cyber-cta-btn:hover {
  background: linear-gradient(135deg, rgba(192, 57, 43, 0.95), rgba(120, 25, 25, 0.98));
  box-shadow: 0 6px 24px rgba(192, 57, 43, 0.5), 0 0 30px rgba(192, 57, 43, 0.2);
  transform: translateY(-2px);
  color: #fff;
}

/* ==========================================================
   彈跳視窗：高解析度圖片燈箱 (Lightbox)
   ========================================================== */
.lightbox-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(2, 4, 8, 0.92);
  backdrop-filter: blur(16px);
  z-index: 250;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.lightbox-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

.lightbox-dialog {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

.lightbox-close-btn {
  position: absolute;
  top: -44px;
  right: 0;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid var(--border-subtle);
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  transition: all 0.2s;
}

.lightbox-close-btn:hover {
  background: var(--neon-cyan);
  color: #000;
}

.lightbox-img-wrapper {
  max-width: 100%;
  max-height: 80vh;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.9);
  border: 1px solid var(--border-cyan);
}

.lightbox-img-wrapper img {
  max-width: 100%;
  max-height: 80vh;
  object-fit: contain;
  display: block;
}

.lightbox-caption-bar {
  background: rgba(14, 20, 34, 0.85);
  border: 1px solid var(--border-subtle);
  padding: 8px 18px;
  border-radius: 30px;
  font-size: 13px;
  color: #ffffff;
  max-width: 700px;
  text-align: center;
}

/* ==========================================================
   響應式設計 (RWD)
   ========================================================== */
@media (max-width: 1024px) {
  .hud-header {
    flex-wrap: wrap;
    padding: 14px 18px;
  }
  .hud-metrics {
    display: none;
  }
  .clue-control-panel {
    grid-template-columns: 1fr;
  }
  .modal-layout {
    grid-template-columns: 1fr;
  }
  .modal-img-col {
    border-right: none;
    border-bottom: 1px solid rgba(80, 60, 35, 0.4);
  }
}

@media (max-width: 640px) {
  .main-viewport {
    padding: 16px 16px 80px 16px;
  }
  .hud-tab-switcher {
    width: 100%;
    justify-content: space-around;
  }
  .tab-btn {
    padding: 6px 10px;
    font-size: 11.5px;
  }
  .tab-tag {
    display: none;
  }
  .search-box.wide {
    width: 100%;
  }
  .codex-control-panel {
    flex-direction: column;
    align-items: flex-start;
  }
  /* 注意：clue-cards-grid 已改為 absolute 佈局，移除 grid 覆蓋 */
}

/* ==========================================================
   Noir 專用補丁 (Patch)
   ========================================================== */

/* 分頁一整體 — 深炭黑背景 */
#viewClueBoard {
  background: linear-gradient(160deg, #100d0a 0%, #0e0b08 50%, #12100d 100%);
  border-radius: 12px;
  padding: 20px 24px 28px 24px;
}

/* 卡片網格：絕對定位容器不需要 padding-top（由 JS 控制） */
.clue-cards-grid {
  padding-top: 0;
}

/* 卡片 hover 時保留微旋轉（以 CSS var 覆蓋 transform） */
.clue-card:hover {
  transform: rotate(var(--card-rot, 0deg)) translateY(-7px) scale(1.03) !important;
  z-index: 10;
}

/* Noir 卷宗篩選列：加強對比度 */
.arc-filter-group {
  padding: 6px 0;
}

/* 線索板底部留白增強 */
.clue-pinboard-container {
  margin-bottom: 4px;
}

/* 分頁一搜尋板塊的整體組合對齊 */
#viewClueBoard .clue-control-panel {
  margin-top: 0;
}

/* Noir Modal 資訊欄滾動條 */
.modal-info-col::-webkit-scrollbar {
  width: 4px;
}
.modal-info-col::-webkit-scrollbar-track {
  background: rgba(20, 15, 10, 0.5);
}
.modal-info-col::-webkit-scrollbar-thumb {
  background: rgba(139, 26, 26, 0.5);
  border-radius: 2px;
}
.modal-info-col::-webkit-scrollbar-thumb:hover {
  background: var(--noir-crimson-bright);
}

/* 卡片：絕對定位不需要 margin-top（由 top/left JS 控制） */
.clue-card {
  margin-top: 0;
}

/* Noir 主題：Hover 卡片的升起動態發光 */
@keyframes cardLift {
  from { box-shadow: 2px 3px 0 rgba(150, 110, 60, 0.4), 4px 6px 16px rgba(0,0,0,0.65); }
  to { box-shadow: 2px 3px 0 rgba(150, 110, 60, 0.4), 12px 24px 50px rgba(0,0,0,0.85), 0 0 20px rgba(192, 57, 43, 0.1); }
}

/* ==========================================================
   VIBE CODING 案件線索板 - 升級 UI/UX 樣式系統 (Case File 001)
   ========================================================== */

/* 1. 案件檔案總覽簡報頂部 (Case Dossier Header) */
.case-dossier-header {
  background: radial-gradient(ellipse at top left, rgba(40, 25, 20, 0.6) 0%, rgba(15, 12, 10, 0.95) 70%);
  border: 1px solid rgba(200, 160, 90, 0.25);
  border-radius: 10px;
  padding: 24px 28px 20px 28px;
  margin-bottom: 24px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.6), inset 0 1px 0 rgba(255, 255, 255, 0.05);
  position: relative;
  overflow: hidden;
}
.case-dossier-header::before {
  content: "TOP SECRET // CLASSIFIED";
  position: absolute;
  top: 14px;
  right: 24px;
  font-family: var(--font-typewriter);
  font-size: 11px;
  letter-spacing: 3px;
  color: rgba(192, 57, 43, 0.4);
  pointer-events: none;
}

.dossier-banner {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 32px;
  align-items: start;
  padding-bottom: 20px;
  border-bottom: 1px dashed rgba(200, 160, 90, 0.2);
}

.case-file-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-typewriter);
  font-size: 11.5px;
  letter-spacing: 2px;
  color: #e74c3c;
  background: rgba(192, 57, 43, 0.12);
  border: 1px solid rgba(192, 57, 43, 0.35);
  padding: 3px 12px;
  border-radius: 4px;
  margin-bottom: 10px;
}
.badge-dot {
  width: 6px;
  height: 6px;
  background: #e74c3c;
  border-radius: 50%;
  box-shadow: 0 0 8px #e74c3c;
  animation: pulseDot 2s infinite ease-in-out;
}
@keyframes pulseDot {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; }
}

.main-case-title {
  font-size: 26px;
  font-weight: 700;
  color: #f5eedc;
  letter-spacing: 0.5px;
  margin: 0 0 10px 0;
  line-height: 1.25;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8);
}

.case-meta-line {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  font-family: var(--font-typewriter);
  font-size: 11.5px;
  color: rgba(220, 195, 155, 0.7);
  margin: 0;
}
.meta-chip {
  background: rgba(255, 255, 255, 0.04);
  padding: 2px 8px;
  border-radius: 3px;
}
.meta-chip.highlight-chip {
  background: rgba(192, 57, 43, 0.18);
  color: #ff7675;
  border: 1px solid rgba(192, 57, 43, 0.3);
}
.meta-sep {
  color: rgba(200, 160, 90, 0.3);
}

.mystery-box {
  background: rgba(18, 14, 11, 0.85);
  border-left: 3px solid #e74c3c;
  padding: 12px 16px;
  border-radius: 0 6px 6px 0;
  margin-bottom: 12px;
}
.mystery-label {
  font-family: var(--font-typewriter);
  font-size: 11px;
  color: #e74c3c;
  font-weight: 700;
  letter-spacing: 1.5px;
  margin-bottom: 4px;
}
.mystery-lead {
  font-size: 14.5px;
  font-weight: 600;
  color: #fff2db;
  line-height: 1.45;
  margin-bottom: 6px;
}
.mystery-sub {
  font-size: 12.5px;
  color: rgba(220, 195, 155, 0.8);
  line-height: 1.4;
  margin: 0;
}

.investigator-whisper {
  display: flex;
  gap: 8px;
  font-size: 12.5px;
  font-style: italic;
  color: rgba(200, 160, 90, 0.8);
  line-height: 1.45;
  padding-left: 6px;
}
.whisper-quote {
  font-size: 22px;
  line-height: 1;
  color: #e74c3c;
  font-style: normal;
}

/* 2. 三重子視圖切換列 (Sub-View Switcher) */
.subview-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  padding: 18px 0 16px 0;
  border-bottom: 1px solid rgba(200, 160, 90, 0.15);
}

.subview-tabs-group {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.subview-tab-btn {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  background: rgba(25, 20, 16, 0.7);
  border: 1px solid rgba(200, 160, 90, 0.25);
  border-radius: 6px;
  padding: 8px 16px;
  cursor: pointer;
  transition: all 0.2s ease;
  position: relative;
}
.subview-tab-btn:hover {
  background: rgba(45, 32, 24, 0.9);
  border-color: rgba(200, 160, 90, 0.5);
  transform: translateY(-1px);
}
.subview-tab-btn.active {
  background: linear-gradient(135deg, rgba(80, 25, 20, 0.9) 0%, rgba(45, 20, 16, 0.9) 100%);
  border-color: #e74c3c;
  box-shadow: 0 0 12px rgba(231, 76, 60, 0.25);
}
.subview-tab-btn .sv-icon {
  font-size: 12px;
  color: #e74c3c;
  margin-bottom: 2px;
}
.subview-tab-btn.active .sv-icon {
  color: #ff7675;
}
.subview-tab-btn .sv-title {
  font-size: 13.5px;
  font-weight: 700;
  color: #f5eedc;
}
.subview-tab-btn .sv-desc {
  font-size: 10.5px;
  color: rgba(200, 160, 90, 0.65);
  margin-top: 2px;
}
.subview-tab-btn.active .sv-desc {
  color: rgba(255, 230, 200, 0.85);
}

.subview-search-box {
  position: relative;
  min-width: 280px;
}
.subview-search-box input {
  width: 100%;
  background: rgba(14, 11, 8, 0.9);
  border: 1px solid rgba(200, 160, 90, 0.3);
  border-radius: 5px;
  padding: 10px 65px 10px 14px;
  font-size: 12.5px;
  color: #f5eedc;
  outline: none;
  font-family: inherit;
  transition: border-color 0.2s ease;
}
.subview-search-box input:focus {
  border-color: #e74c3c;
  box-shadow: 0 0 8px rgba(231, 76, 60, 0.3);
}
.search-indicator {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-typewriter);
  font-size: 11px;
  color: rgba(200, 160, 90, 0.5);
  pointer-events: none;
}

/* 3. 多維度調查控制矩陣 (Filter Matrix) */
.clue-control-matrix {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding-top: 14px;
}

.filter-row {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.filter-label {
  font-family: var(--font-typewriter);
  font-size: 12px;
  font-weight: 700;
  color: rgba(220, 195, 155, 0.85);
  min-width: 95px;
  display: flex;
  align-items: center;
  gap: 4px;
}
.filter-pill-group {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.f-pill, .arc-btn, .line-btn {
  background: rgba(24, 19, 15, 0.8);
  border: 1px solid rgba(200, 160, 90, 0.2);
  border-radius: 4px;
  color: rgba(220, 195, 155, 0.85);
  font-size: 11.5px;
  padding: 5px 11px;
  cursor: pointer;
  transition: all 0.18s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.f-pill:hover, .arc-btn:hover, .line-btn:hover {
  background: rgba(45, 32, 24, 0.9);
  border-color: rgba(200, 160, 90, 0.45);
  color: #fff;
}
.f-pill.active, .arc-btn.active, .line-btn.active {
  background: #8b1a1a;
  border-color: #e74c3c;
  color: #fff;
  font-weight: 600;
  box-shadow: 0 0 8px rgba(231, 76, 60, 0.3);
}

.pill-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
}
.pill-dot.e1-dot { background: #3b82f6; box-shadow: 0 0 6px #3b82f6; }
.pill-dot.e2-dot { background: #10b981; box-shadow: 0 0 6px #10b981; }
.pill-dot.e3-dot { background: #ec4899; box-shadow: 0 0 6px #ec4899; }
.pill-dot.e4-dot { background: #ef4444; box-shadow: 0 0 6px #ef4444; }
.pill-dot.e5-dot { background: #a855f7; box-shadow: 0 0 6px #a855f7; }
.pill-dot.e6-dot { background: #f59e0b; box-shadow: 0 0 6px #f59e0b; }

/* 調查支線按鈕特殊色系 */
.line-btn.active {
  background: linear-gradient(135deg, rgba(50, 40, 20, 0.95), rgba(90, 30, 25, 0.95));
  border-color: #f59e0b;
  color: #fef3c7;
}

/* 4. 隱藏劇情列與四色連線圖例 */
.storyline-legend-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  padding-top: 6px;
  border-top: 1px dashed rgba(200, 160, 90, 0.15);
}

.hidden-storylines-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.hsl-title {
  font-family: var(--font-typewriter);
  font-size: 11.5px;
  font-weight: 700;
  color: #f59e0b;
  letter-spacing: 0.5px;
}
.storyline-trigger-btn {
  background: rgba(35, 25, 18, 0.9);
  border: 1px solid rgba(245, 158, 11, 0.4);
  border-radius: 4px;
  color: #fef3c7;
  font-size: 11.5px;
  font-weight: 600;
  padding: 5px 12px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
}
.storyline-trigger-btn:hover {
  background: rgba(60, 40, 20, 0.95);
  border-color: #f59e0b;
  box-shadow: 0 0 10px rgba(245, 158, 11, 0.3);
  transform: translateY(-1px);
}
.storyline-trigger-btn.active {
  background: #f59e0b;
  color: #1a1005;
  border-color: #fbbf24;
  box-shadow: 0 0 12px rgba(245, 158, 11, 0.6);
}

.wire-legend-controls {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  font-family: var(--font-typewriter);
  font-size: 11px;
  color: rgba(220, 195, 155, 0.8);
}
.wire-legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
}
.wire-sample {
  display: inline-block;
  width: 22px;
  height: 2.5px;
}
.wire-sample.sample-red {
  background: #ef4444;
  box-shadow: 0 0 6px rgba(239, 68, 68, 0.8);
}
.wire-sample.sample-blue {
  background: repeating-linear-gradient(90deg, #38bdf8 0, #38bdf8 5px, transparent 5px, transparent 8px);
  box-shadow: 0 0 6px rgba(56, 189, 248, 0.8);
}
.wire-sample.sample-yellow {
  background: repeating-linear-gradient(90deg, #f59e0b 0, #f59e0b 6px, transparent 6px, transparent 9px);
  box-shadow: 0 0 6px rgba(245, 158, 11, 0.8);
}
.wire-sample.sample-purple {
  background: radial-gradient(circle, #a855f7 40%, transparent 60%);
  background-size: 5px 3px;
  box-shadow: 0 0 6px rgba(168, 85, 247, 0.8);
}

.tool-btn.mini {
  padding: 4px 10px;
  font-size: 11px;
}

/* 5. 隱藏劇情假說動態抽屜 (Storyline Drawer) */
.storyline-drawer {
  display: none;
  background: rgba(20, 15, 12, 0.95);
  border: 1px solid rgba(245, 158, 11, 0.5);
  border-radius: 8px;
  padding: 16px 20px;
  margin-top: 14px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.8), inset 0 1px 0 rgba(245, 158, 11, 0.2);
  animation: slideDown 0.25s ease-out;
}
.storyline-drawer.active {
  display: block;
}
@keyframes slideDown {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

.drawer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(245, 158, 11, 0.2);
}
.dh-left {
  display: flex;
  align-items: center;
  gap: 10px;
}
.dh-icon {
  font-size: 20px;
}
.dh-title {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  color: #fef3c7;
}
.dh-badge {
  font-family: var(--font-typewriter);
  font-size: 10.5px;
  letter-spacing: 1px;
  background: rgba(245, 158, 11, 0.2);
  color: #f59e0b;
  border: 1px solid rgba(245, 158, 11, 0.4);
  padding: 2px 7px;
  border-radius: 3px;
}
.drawer-close-btn {
  background: transparent;
  border: 1px solid rgba(200, 160, 90, 0.3);
  color: rgba(220, 195, 155, 0.8);
  font-size: 11px;
  padding: 4px 10px;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s;
}
.drawer-close-btn:hover {
  background: rgba(192, 57, 43, 0.3);
  border-color: #e74c3c;
  color: #fff;
}

.drawer-body {
  display: grid;
  grid-template-columns: 1fr 1fr 0.8fr;
  gap: 16px;
}
.drawer-section {
  background: rgba(12, 9, 7, 0.7);
  padding: 10px 14px;
  border-radius: 6px;
  border: 1px solid rgba(200, 160, 90, 0.1);
}
.ds-label {
  font-family: var(--font-typewriter);
  font-size: 11px;
  font-weight: 700;
  color: #f59e0b;
  margin-bottom: 6px;
}
.ds-text {
  font-size: 12.5px;
  color: rgba(220, 195, 155, 0.9);
  line-height: 1.45;
  margin: 0;
}
.ds-text.highlight {
  color: #fef08a;
  font-weight: 600;
}
.drawer-days-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 4px;
}
.chain-pill {
  background: rgba(245, 158, 11, 0.15);
  border: 1px solid rgba(245, 158, 11, 0.4);
  color: #fef3c7;
  font-family: var(--font-typewriter);
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 3px;
  cursor: pointer;
  transition: all 0.15s;
}
.chain-pill:hover {
  background: #f59e0b;
  color: #1a1005;
}

/* 6. 子視圖切換容器 */
.subview-pane {
  display: none;
}
.subview-pane.active {
  display: block;
}

/* 7. 連線懸浮 Tooltip */
.wire-tooltip {
  position: absolute;
  display: none;
  background: rgba(18, 14, 11, 0.96);
  border: 1px solid #e74c3c;
  border-radius: 6px;
  padding: 10px 14px;
  max-width: 320px;
  z-index: 1000;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.8), 0 0 12px rgba(231, 76, 60, 0.3);
  pointer-events: none;
  font-size: 12px;
  line-height: 1.4;
  color: #f5eedc;
}
.wire-tooltip .wt-type {
  font-family: var(--font-typewriter);
  font-size: 11px;
  font-weight: 700;
  margin-bottom: 4px;
}
.wire-tooltip .wt-reason {
  color: rgba(220, 195, 155, 0.95);
}

/* 8. 散落證物卡片樣式增強 (Exhibit Card) */
.clue-card {
  width: 236px;
}
.exhibit-type-capsule {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 3px;
  margin-bottom: 4px;
  letter-spacing: 0.3px;
}
.exhibit-status-badge {
  font-family: var(--font-typewriter);
  font-size: 9.5px;
  padding: 1px 5px;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.05);
  color: rgba(200, 160, 90, 0.7);
  border: 1px solid rgba(200, 160, 90, 0.2);
}
.exhibit-tags-row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin: 6px 0;
}
.card-tag-pill {
  font-size: 9.5px;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(200, 160, 90, 0.15);
  color: rgba(200, 160, 90, 0.7);
  padding: 1px 5px;
  border-radius: 2px;
}

/* 9. 子視圖 B：時間線樣式 (Timeline Progression) */
.timeline-view-wrapper {
  padding: 10px 10px 40px 10px;
}
.timeline-intro-banner {
  background: rgba(20, 16, 12, 0.7);
  border: 1px solid rgba(200, 160, 90, 0.2);
  border-radius: 8px;
  padding: 18px 24px;
  margin-bottom: 30px;
}
.timeline-intro-banner h2 {
  margin: 0 0 6px 0;
  font-size: 20px;
  color: #f5eedc;
}
.timeline-intro-banner p {
  margin: 0;
  font-size: 13px;
  color: rgba(200, 160, 90, 0.8);
}

.timeline-stream-container {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  padding: 20px 0;
}
.timeline-stream-container::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  background: linear-gradient(180deg, #8b1a1a 0%, #e74c3c 50%, #8b1a1a 100%);
  transform: translateX(-50%);
  box-shadow: 0 0 8px rgba(231, 76, 60, 0.5);
}

.timeline-item {
  position: relative;
  margin-bottom: 36px;
  width: 46%;
  box-sizing: border-box;
}
.timeline-item.left {
  left: 0;
  text-align: right;
}
.timeline-item.right {
  left: 54%;
  text-align: left;
}

.timeline-node-pin {
  position: absolute;
  top: 18px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #e74c3c;
  border: 3px solid #1a1005;
  box-shadow: 0 0 10px #e74c3c;
  z-index: 2;
}
.timeline-item.left .timeline-node-pin {
  right: -9.8%;
}
.timeline-item.right .timeline-node-pin {
  left: -9.8%;
}

.timeline-card {
  background: #17130f;
  border: 1px solid rgba(200, 160, 90, 0.3);
  border-radius: 8px;
  padding: 16px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.6);
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  gap: 14px;
  align-items: center;
}
.timeline-item.left .timeline-card {
  flex-direction: row-reverse;
}
.timeline-card:hover {
  border-color: #e74c3c;
  transform: translateY(-3px);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.8), 0 0 12px rgba(231, 76, 60, 0.2);
}
.tl-thumb {
  width: 75px;
  height: 75px;
  border-radius: 4px;
  object-fit: cover;
  border: 1px solid rgba(200, 160, 90, 0.2);
  flex-shrink: 0;
}
.tl-info {
  flex-grow: 1;
}
.tl-meta {
  display: flex;
  gap: 6px;
  align-items: center;
  margin-bottom: 4px;
}
.timeline-item.left .tl-meta {
  justify-content: flex-end;
}
.tl-day-chip {
  font-family: var(--font-typewriter);
  font-size: 10.5px;
  color: #ff7675;
  font-weight: 700;
}
.tl-title {
  font-size: 14px;
  font-weight: 700;
  color: #f5eedc;
  margin: 0 0 4px 0;
  line-height: 1.3;
}
.tl-note {
  font-size: 11.5px;
  color: rgba(200, 160, 90, 0.7);
  line-height: 1.35;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* 10. 子視圖 C：關聯推理網絡樣式 (Inference Graph) */
.inference-view-wrapper {
  padding: 10px 10px 40px 10px;
}
.inference-intro-banner {
  background: rgba(20, 16, 12, 0.7);
  border: 1px solid rgba(200, 160, 90, 0.2);
  border-radius: 8px;
  padding: 18px 24px;
  margin-bottom: 24px;
}
.inference-intro-banner h2 {
  margin: 0 0 6px 0;
  font-size: 20px;
  color: #f5eedc;
}
.inference-intro-banner p {
  margin: 0;
  font-size: 13px;
  color: rgba(200, 160, 90, 0.8);
}

.inference-network-container {
  display: flex;
  flex-direction: column;
  gap: 32px;
}
.inference-sub-heading {
  font-family: var(--font-typewriter);
  font-size: 13.5px;
  letter-spacing: 1.5px;
  color: #e74c3c;
  border-bottom: 1px solid rgba(200, 160, 90, 0.2);
  padding-bottom: 8px;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.lines-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 20px;
}
.investigation-line-card {
  background: #16120e;
  border: 1px solid rgba(200, 160, 90, 0.25);
  border-radius: 8px;
  padding: 20px;
  position: relative;
  transition: all 0.2s ease;
}
.investigation-line-card:hover {
  border-color: #f59e0b;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.7);
  transform: translateY(-2px);
}
.il-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}
.il-badge {
  font-family: var(--font-typewriter);
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 3px;
}
.il-title {
  font-size: 16px;
  font-weight: 700;
  color: #f5eedc;
  margin: 0 0 8px 0;
}
.il-hypothesis {
  font-size: 12.5px;
  color: rgba(220, 195, 155, 0.85);
  line-height: 1.45;
  margin-bottom: 12px;
}
.il-chain {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  padding: 10px 12px;
  background: rgba(0, 0, 0, 0.35);
  border-radius: 6px;
  margin-bottom: 14px;
}
.il-day-tag {
  font-family: var(--font-typewriter);
  font-size: 11px;
  font-weight: 700;
  background: rgba(245, 158, 11, 0.15);
  color: #fef3c7;
  padding: 2px 7px;
  border-radius: 3px;
  cursor: pointer;
  transition: background 0.15s;
}
.il-day-tag:hover {
  background: #f59e0b;
  color: #1a1005;
}
.il-arrow {
  color: rgba(200, 160, 90, 0.4);
  font-size: 11px;
}
.btn-focus-line {
  background: transparent;
  border: 1px solid rgba(245, 158, 11, 0.4);
  color: #fef3c7;
  font-size: 11.5px;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 4px;
  cursor: pointer;
  width: 100%;
  transition: all 0.2s;
}
.btn-focus-line:hover {
  background: #f59e0b;
  color: #1a1005;
}

.storylines-full-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 20px;
}
.storyline-card-full {
  background: rgba(22, 16, 12, 0.9);
  border: 1px solid rgba(236, 72, 153, 0.3);
  border-radius: 8px;
  padding: 20px;
  transition: all 0.2s;
}
.storyline-card-full:hover {
  border-color: #ec4899;
  box-shadow: 0 0 16px rgba(236, 72, 153, 0.25);
}
.sc-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}
.sc-icon { font-size: 22px; }
.sc-title {
  font-size: 16px;
  font-weight: 700;
  color: #fdf2f8;
  margin: 0;
}
.sc-hypothesis {
  font-size: 12.5px;
  color: rgba(220, 195, 155, 0.85);
  line-height: 1.45;
  margin-bottom: 12px;
}
.sc-question-box {
  background: rgba(0, 0, 0, 0.4);
  border-left: 3px solid #ec4899;
  padding: 8px 12px;
  font-size: 12px;
  color: #fbcfe8;
  margin-bottom: 14px;
}

/* 11. 升級版 Modal 關聯證物清單 (Linked Exhibits) */
.clue-linked-exhibits-box {
  background: rgba(14, 11, 8, 0.8);
  border: 1px solid rgba(200, 160, 90, 0.2);
  border-radius: 6px;
  padding: 12px 14px;
  margin-bottom: 14px;
}
.linked-exhibits-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 8px;
}
.linked-exhibit-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  background: rgba(25, 20, 15, 0.7);
  border: 1px solid rgba(200, 160, 90, 0.15);
  border-radius: 5px;
  padding: 8px 12px;
  transition: all 0.15s;
}
.linked-exhibit-row:hover {
  border-color: #e74c3c;
  background: rgba(35, 25, 18, 0.9);
}
.ler-left {
  flex-grow: 1;
}
.ler-badge-line {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 4px;
}
.ler-day {
  font-family: var(--font-typewriter);
  font-size: 10.5px;
  font-weight: 700;
  color: #e74c3c;
}
.ler-type {
  font-size: 10px;
  padding: 1px 5px;
  border-radius: 2px;
}
.ler-reason {
  font-size: 11.5px;
  color: rgba(220, 195, 155, 0.9);
  line-height: 1.35;
  margin: 0;
}
.btn-jump-exhibit {
  background: rgba(192, 57, 43, 0.2);
  border: 1px solid rgba(192, 57, 43, 0.4);
  color: #ff7675;
  font-size: 10.5px;
  padding: 4px 8px;
  border-radius: 3px;
  cursor: pointer;
  white-space: nowrap;
  align-self: center;
  transition: all 0.15s;
}
.btn-jump-exhibit:hover {
  background: #e74c3c;
  color: #fff;
}

.modal-tags-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 8px 0 12px 0;
}
.modal-tag-chip {
  font-size: 11px;
  background: rgba(200, 160, 90, 0.1);
  border: 1px solid rgba(200, 160, 90, 0.25);
  color: rgba(220, 195, 155, 0.85);
  padding: 2px 8px;
  border-radius: 3px;
}
.clue-article-sub {
  font-size: 13px;
  color: rgba(200, 160, 90, 0.7);
  margin-bottom: 6px;
}

/* ==========================================================
   案件板可拖動平移畫布系統 (Pannable & Zoomable Canvas System)
   ========================================================== */

/* 1. 互動式外層視窗 (Viewport) - 嚴格 16:9 劇院寬螢幕比例 */
.pinboard-interactive-viewport {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  height: auto;
  min-height: 480px;
  max-height: 84vh;
  overflow: hidden;
  border-radius: 8px;
  border: 2px solid rgba(80, 60, 35, 0.65);
  background: #140f0c;
  box-shadow: inset 0 0 40px rgba(0, 0, 0, 0.9), 0 10px 30px rgba(0, 0, 0, 0.8);
  cursor: grab;
  user-select: none;
  -webkit-user-select: none;
  touch-action: none;
}
.pinboard-interactive-viewport.is-panning {
  cursor: grabbing !important;
}

/* 2. 內部可移動縮放的畫布容器 (Canvas Board) - 16:9 比例 (2560 x 1440) */
.clue-pinboard-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 2560px;
  height: 1440px;
  min-height: 1440px;
  aspect-ratio: 16 / 9;
  transform-origin: 0 0;
  will-change: transform;
  transition: transform 0.05s ease-out;
}

/* 3. 畫布浮動控制 HUD */
.canvas-floating-controls {
  position: absolute;
  bottom: 18px;
  right: 18px;
  z-index: 50;
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(18, 14, 11, 0.88);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(200, 160, 90, 0.35);
  padding: 6px 12px;
  border-radius: 30px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.7), 0 0 10px rgba(231, 76, 60, 0.2);
}

.canvas-hud-btn {
  background: rgba(40, 30, 22, 0.8);
  border: 1px solid rgba(200, 160, 90, 0.3);
  color: #f5eedc;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  font-family: var(--font-typewriter);
  font-size: 15px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s;
}
.canvas-hud-btn:hover {
  background: #e74c3c;
  border-color: #ff7675;
  color: #fff;
  transform: scale(1.1);
}
.canvas-hud-btn.zoom-val-btn {
  width: auto;
  border-radius: 14px;
  padding: 0 10px;
  font-size: 11px;
}

.canvas-hint-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  padding-left: 6px;
  border-left: 1px solid rgba(200, 160, 90, 0.25);
  font-family: var(--font-typewriter);
  font-size: 11px;
  color: rgba(220, 195, 155, 0.75);
}
.hint-icon {
  font-size: 13px;
}

/* ==========================================================
   全站文字與佈局全方位 RWD 響應式系統 (Responsive Design)
   ========================================================== */

/* 平板與中型螢幕 (<= 1100px) */
@media (max-width: 1100px) {
  .hud-header {
    flex-wrap: wrap;
    padding: 12px 18px;
  }
  .hud-metrics {
    display: none; /* 隱藏次要膠囊，保留空間給標題與分頁 */
  }
  .dossier-banner {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .drawer-body {
    grid-template-columns: 1fr 1fr;
  }
}

/* 小型平板與手機螢幕 (<= 768px) */
@media (max-width: 768px) {
  /* 1. 頂部 Header & 標題文字 */
  .hud-header {
    padding: 10px 14px;
    gap: 10px;
  }
  .brand-badge {
    font-size: 10px;
    padding: 2px 6px;
  }
  .brand-titles .main-title {
    font-size: 14.5px;
  }
  .brand-titles .sub-title {
    display: none;
  }
  .hud-tab-switcher {
    width: 100%;
    justify-content: stretch;
  }
  .tab-btn {
    flex: 1;
    justify-content: center;
    padding: 8px 10px;
    font-size: 12px;
  }
  .tab-tag {
    display: none;
  }

  /* 2. 主視圖內距 */
  .main-viewport {
    padding: 12px 12px 60px 12px;
  }

  /* 3. 案件檔案橫幅 */
  .case-dossier-header {
    padding: 16px 14px;
    margin-bottom: 16px;
  }
  .main-case-title {
    font-size: 20px;
    line-height: 1.3;
  }
  .mystery-lead {
    font-size: 13.5px;
  }
  .mystery-sub {
    font-size: 11.5px;
  }
  .investigator-whisper {
    font-size: 11.5px;
  }

  /* 4. 子視圖切換列與搜尋欄 */
  .subview-toolbar {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }
  .subview-tabs-group {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
  }
  .subview-tab-btn {
    padding: 6px 8px;
    align-items: center;
    text-align: center;
  }
  .subview-tab-btn .sv-title {
    font-size: 11.5px;
  }
  .subview-tab-btn .sv-desc {
    display: none;
  }
  .subview-search-box {
    min-width: 100%;
  }

  /* 5. 篩選標籤橫向滑動 (避免折行爆炸) */
  .filter-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
  .filter-label {
    min-width: auto;
    font-size: 11px;
  }
  .filter-pill-group {
    width: 100%;
    overflow-x: auto;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 6px;
  }
  .filter-pill-group::-webkit-scrollbar {
    height: 3px;
  }
  .f-pill, .arc-btn, .line-btn {
    white-space: nowrap;
    flex-shrink: 0;
    font-size: 10.5px;
    padding: 4px 9px;
  }

  /* 6. 隱藏劇情抽屜 */
  .storyline-legend-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
  .hidden-storylines-bar {
    width: 100%;
    overflow-x: auto;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 4px;
  }
  .storyline-trigger-btn {
    white-space: nowrap;
    flex-shrink: 0;
  }
  .drawer-body {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  /* 7. 畫布視窗尺寸 - 16:9 比例 */
  .pinboard-interactive-viewport {
    aspect-ratio: 16 / 9;
    height: auto;
    min-height: 320px;
  }
  .canvas-floating-controls {
    bottom: 10px;
    right: 10px;
    padding: 4px 8px;
  }
  .canvas-hint-pill .hint-text {
    display: none; /* 手機版僅保留手勢圖標 */
  }

  /* 8. 時間線視圖 RWD (單側貼左中軸線) */
  .timeline-stream-container::before {
    left: 18px;
  }
  .timeline-item {
    width: 100%;
    left: 0 !important;
    padding-left: 42px;
    text-align: left !important;
    margin-bottom: 24px;
  }
  .timeline-node-pin {
    left: 11px !important;
    width: 12px;
    height: 12px;
  }
  .timeline-item.left .timeline-card,
  .timeline-item.right .timeline-card {
    flex-direction: row;
    gap: 10px;
    padding: 12px;
  }
  .timeline-item.left .tl-meta,
  .timeline-item.right .tl-meta {
    justify-content: flex-start;
  }
  .tl-thumb {
    width: 60px;
    height: 60px;
  }
  .tl-title {
    font-size: 13px;
  }
  .tl-note {
    font-size: 11px;
  }

  /* 9. 關聯推理網絡 RWD */
  .lines-grid, .storylines-full-grid {
    grid-template-columns: 1fr;
  }

  /* 10. Modal 檢視器手機版 RWD */
  .clue-modal-dialog {
    width: 95vw !important;
    max-height: 92vh !important;
    margin: 10px auto;
  }
  .modal-layout {
    grid-template-columns: 1fr !important;
    max-height: 85vh;
    overflow-y: auto;
  }
  .modal-img-col {
    max-height: 240px;
  }
  .modal-img-col img {
    max-height: 220px;
    object-fit: cover;
  }
  .modal-info-col {
    padding: 14px;
  }
  .clue-headline {
    font-size: 17px !important;
  }

  /* 11. 底部狀態列 */
  .hud-footer {
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 14px;
    font-size: 10.5px;
    text-align: center;
  }
}