/* =========================================================================
 * 🎨 style.css - 企業級現代實戰版 (PWA 全螢幕 + 高清 App 圖標 + 資安防護)
 * 含：1200px 投影寬幅、單手 52vh 零滑動防爆、深色模式、三段計時器、合規框
 * ========================================================================= */

:root {
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --bg: #f8fafc;
  --card: #ffffff;
  --text: #1e293b;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --tick-green: #16a34a;
  --cross-red: #dc2626;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.06), 0 2px 4px -2px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.05);

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

@media (prefers-color-scheme: dark) {
  :root {
    --primary: #3b82f6;
    --primary-hover: #60a5fa;
    --bg: #0f172a;
    --card: #1e293b;
    --text: #f1f5f9;
    --text-muted: #94a3b8;
    --border: #334155;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -2px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -4px rgba(0, 0, 0, 0.3);
  }

  .info-box { background: #172554; border-color: #1e40af; color: #bfdbfe; }
  .notice-box { background: #451a03; border-color: #92400e; color: #fde68a; }
  .tips-box { background: #422006; border-color: #713f12; color: #fde68a; }
  .story-box { background: #052e16; border-color: #166534; color: #86efac; }
  .choice-card { background: #0f172a; }
  .choice-card.selected { background: #1e293b; }
  .choice-card.is-truth { background: #052e16; }
  .choice-card.is-lie { background: #450a0a; }
  .player-chip { background: #0f172a; }
  .player-chip.ready { background: #172554; border-color: #3b82f6; }
  .player-chip.ready:hover { background: #1e3a8a; }
  .facilitator-guide { background: #0f172a; border-color: #475569; color: #cbd5e1; }
  .soft-timer-wrap { background: #0f172a; }
  .vote-progress-bar { background: #172554; border-color: #1e40af; color: #bfdbfe; }
  .summary-card { background: #1e293b; }
  .badge-indigo { background: #312e81; color: #c7d2fe; }
  .closing-card { background: #1e1b4b; border-color: #4338ca; color: #c7d2fe; }
  .activity-banner { background: #1e293b; border-color: #334155; }
  .compliance-statement { background: #0f172a; border-color: #334155; color: #94a3b8; }
  .compliance-statement summary { color: #cbd5e1; }
}

* {
  box-sizing: border-box;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  -webkit-tap-highlight-color: transparent;
}

body {
  background: var(--bg);
  color: var(--text);
  margin: 0;
  /* 📱 支援 iPhone 瀏海與動態島安全區 */
  padding: max(16px, env(safe-area-inset-top)) max(16px, env(safe-area-inset-right)) max(16px, env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left));
  display: flex;
  justify-content: center;
  transition: background-color 0.2s var(--ease-out), color 0.2s var(--ease-out);
}

.container { 
  width: 100%; 
  max-width: 600px; 
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  box-shadow: var(--shadow-md);
  margin-bottom: 16px;
  transition: box-shadow 0.2s var(--ease-out);
}

/* 🌟 首頁高清 App 圖標樣式 (解決圖片無樣式撐爆與黑塊問題) */
.hero-illustration-wrap {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 16px;
  padding: 4px 0;
}

.hero-app-img {
  width: 140px;
  height: 140px;
  border-radius: 28px;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
  transition: transform 0.2s var(--ease-out);
  object-fit: cover;
}

.hero-app-img:hover {
  transform: translateY(-3px) scale(1.02);
}

/* Header & Brand Icon */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}
.header-brand { display: flex; align-items: center; gap: 8px; }
.header-brand h1 { margin: 0; font-size: 1.25rem; display: flex; align-items: center; }
.brand-icon { font-size: 1.4rem; margin-right: 6px; }
.header-actions { display: flex; gap: 6px; }

/* 遊戲專屬活動橫額 */
.activity-banner {
  text-align: center;
  padding: 12px;
  background: #f8fafc;
  border-radius: 8px;
  border: 1px solid var(--border);
  margin-bottom: 14px;
}
.activity-title { margin: 0; font-size: 1.25rem; color: var(--text); }
.activity-host { margin: 4px 0 0 0; font-size: 0.85rem; color: var(--text-muted); }

/* 排版與通用 Class */
.section-lead { color: var(--text-muted); margin-top: 0; }
.text-primary { color: var(--primary); }
.text-muted { color: var(--text-muted); }
.text-sm { font-size: 0.85rem; }
.text-danger { color: var(--cross-red); }
.lbl-compact { font-size: 0.85rem; font-weight: 600; color: var(--text-muted); }
.is-hidden { display: none !important; }
.full-width { width: 100%; }
.divider { border: none; border-top: 1px solid var(--border); margin: 16px 0; }

/* 提示與情境資訊卡片 (Amber / Blue) */
.info-box {
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  border-radius: 8px;
  padding: 12px;
  margin-bottom: 12px;
  color: #1e3a8a;
}
.info-box-title { color: #1e40af; }
.info-box-desc { margin: 4px 0 0 0; font-size: 0.85rem; }

.notice-box {
  background: #fffbeb;
  border: 1px solid #fcd34d;
  border-radius: 8px;
  padding: 10px;
  font-size: 0.85rem;
  color: #92400e;
  margin-bottom: 12px;
}

.tips-box {
  background: #fefce8;
  border: 1px solid #fef08a;
  border-radius: 8px;
  padding: 12px;
  font-size: 0.85rem;
  margin-bottom: 12px;
  color: #713f12;
}
.tips-list { margin: 6px 0 0 0; padding-left: 18px; line-height: 1.5; }

.story-box {
  margin-top: 14px;
  padding: 14px;
  background: #f0fdf4;
  border-radius: 8px;
  border: 1px solid #bbf7d0;
}
.story-title { margin: 0 0 4px 0; color: #166534; font-size: 0.95rem; }
.story-content { margin: 0; font-size: 0.95rem; line-height: 1.4; }

/* 暖心收尾卡片 */
.closing-card {
  background: #e0e7ff;
  border: 1px solid #c7d2fe;
  border-radius: 8px;
  padding: 14px;
  margin: 12px 0;
  text-align: center;
}
.closing-text { margin: 0; font-size: 0.95rem; line-height: 1.5; color: #3730a3; font-weight: 500; }

/* 企業級資料私隱與架構聲明框樣式 */
.compliance-statement {
  margin-top: 16px;
  background: #f8fafc;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 0.8rem;
  color: var(--text-muted);
}
.compliance-statement summary {
  cursor: pointer;
  font-weight: 600;
  color: #475569;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  user-select: none;
  -webkit-user-select: none;
}
.compliance-statement summary::-webkit-details-marker {
  display: none;
}
.compliance-statement summary::after {
  content: '＋';
  font-size: 1rem;
}
.compliance-statement[open] summary::after {
  content: '−';
}
.compliance-body {
  margin-top: 10px;
  line-height: 1.5;
}
.compliance-block p {
  margin: 4px 0;
}
.divider-subtle {
  border: none;
  border-top: 1px dashed var(--border);
  margin: 10px 0;
}

/* 按鈕風格與微回饋 (防手機長按誤選) */
.btn {
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 12px;
  font-size: 1rem;
  cursor: pointer;
  font-weight: 600;
  width: 100%;
  margin-top: 8px;
  box-shadow: var(--shadow-sm);
  transition: all 0.15s var(--ease-out);
  user-select: none;
  -webkit-user-select: none;
}
.btn:hover { background-color: var(--primary-hover); box-shadow: var(--shadow-md); }
.btn:active { transform: scale(0.98); box-shadow: var(--shadow-sm); }
.btn:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }

.btn-secondary { background: #e2e8f0; color: #334155; }
.btn-secondary:hover { background: #cbd5e1; }
.btn-success { background: var(--tick-green); }
.btn-success:hover { background: #15803d; }

.btn-outline {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
  padding: 6px 12px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.85rem;
  transition: all 0.15s var(--ease-out);
  user-select: none;
  -webkit-user-select: none;
}
.btn-outline:hover { background: rgba(0, 0, 0, 0.04); }
.btn-outline:active { transform: scale(0.96); }
.wrap-up-btn { margin-top: 20px; }

/* 表單元件 */
input, select, textarea {
  width: 100%;
  padding: 10px;
  background: var(--card);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-top: 4px;
  margin-bottom: 12px;
  font-size: 0.95rem;
  transition: border-color 0.15s var(--ease-out), box-shadow 0.15s var(--ease-out);
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.view-section { display: none; }

/* 狀態徽章 */
.badge {
  display: inline-block;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 0.8rem;
  background: var(--border);
  margin-bottom: 8px;
}
.badge-indigo { background: #e0e7ff; color: #3730a3; }
.badge-net { font-size: 0.75rem; color: #fff; background: #94a3b8; }
.badge-net.connected { background: var(--tick-green); }
.badge-net.reconnecting { background: #d97706; }
.badge-net.offline { background: var(--cross-red); }

/* QR Panel 與提詞 */
.qr-panel { text-align: center; margin-top: 14px; }
.room-display { margin: 4px 0; font-size: 1.3rem; }
.qr-hint { font-size: 0.85rem; color: var(--text-muted); margin-top: 6px; }
#host-qr { display: flex; justify-content: center; margin: 12px 0; }
#host-qr img { border-radius: 8px; box-shadow: var(--shadow-sm); }

.facilitator-guide {
  background: #f8fafc;
  border: 1px dashed #94a3b8;
  border-radius: 8px;
  padding: 10px;
  font-size: 0.85rem;
  color: #334155;
  margin-top: 14px;
}
.facilitator-guide summary { cursor: pointer; font-weight: bold; color: var(--primary); user-select: none; -webkit-user-select: none; }
.guide-content { margin-top: 8px; line-height: 1.4; }

/* 名單 Grid */
.lobby-header { display: flex; justify-content: space-between; align-items: center; }
.player-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 10px;
  margin-top: 12px;
}
.player-chip {
  background: #f1f5f9;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: all 0.15s var(--ease-out);
  user-select: none;
  -webkit-user-select: none;
}
.player-chip.ready { background: #eff6ff; border-color: var(--primary); cursor: pointer; }
.player-chip.ready:hover { background: #dbeafe; transform: translateY(-2px); box-shadow: var(--shadow-md); }
.player-chip.ready:active { transform: translateY(0); box-shadow: var(--shadow-sm); }
.empty-tip { color: var(--text-muted); font-size: 0.9rem; text-align: center; margin-top: 20px; }

/* 遊戲展示頂部 */
.game-top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}
.game-host-tag {
  font-size: 0.85rem;
  color: var(--text-muted);
}
.presenter-heading { margin: 6px 0; font-size: 1.3rem; }

/* 題目展示選項 (防選取 + 平滑點擊) */
.choice-card {
  background: #f8fafc;
  border: 2px solid var(--border);
  border-radius: 10px;
  padding: 14px;
  margin-bottom: 10px;
  text-align: left;
  cursor: pointer;
  transition: all 0.15s var(--ease-out);
  position: relative;
  box-shadow: var(--shadow-sm);
  user-select: none;
  -webkit-user-select: none;
}
.choice-card:hover { border-color: var(--primary); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.choice-card:active { transform: scale(0.99); }
.choice-card.selected { border-color: var(--primary); background: #eff6ff; }
.choice-card.is-truth { border-color: var(--tick-green); background: #f0fdf4; }
.choice-card.is-lie { border-color: var(--cross-red); background: #fef2f2; }
.vote-count { margin-top: 4px; }

/* 投票進度條與未投名單 */
.vote-progress-bar {
  text-align: center;
  font-size: 1.05rem;
  font-weight: bold;
  color: var(--primary);
  margin: 14px 0 10px 0;
  padding: 10px;
  background: #eff6ff;
  border-radius: 8px;
  border: 1px solid #bfdbfe;
}
.vote-pending-names {
  display: block;
  font-size: 0.85rem;
  font-weight: normal;
  color: #64748b;
  margin-top: 4px;
}

/* 三段計時器樣式 */
.soft-timer-wrap {
  margin: 10px 0 16px 0;
  background: #f1f5f9;
  border-radius: 6px;
  padding: 8px 12px;
}
.soft-timer-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 4px;
}
.soft-timer-bar {
  height: 6px;
  background: var(--border);
  border-radius: 3px;
  overflow: hidden;
}
.soft-timer-fill {
  height: 100%;
  background: #3b82f6;
  width: 100%;
  transition: width 1s linear, background-color 0.5s ease;
}
.soft-timer-fill.warning { background: #f59e0b; }
.soft-timer-fill.critical { background: var(--cross-red); }

/* 參與者端 */
.waiting-box { text-align: center; padding: 20px 0; }
.voted-alert { color: var(--primary); text-align: center; font-weight: bold; margin-top: 10px; }

/* 總結卡片 (零內聯樣式支援) */
.summary-title { margin: 6px 0; }
.privacy-note { font-size: 0.85rem; color: var(--text-muted); }
.summary-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px;
  margin-bottom: 12px;
  box-shadow: var(--shadow-sm);
}
.summary-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}
.summary-card-name { margin: 0; font-size: 1.15rem; }
.badge-fooled { background: #fee2e2; color: #991b1b; }
.summary-stmt-line { margin: 6px 0; font-size: 0.95rem; line-height: 1.4; }
.summary-lie-tag { color: var(--cross-red); font-weight: bold; margin: 8px 0; }

/* 手機端單手零滑動佈局 */
@media (max-width: 600px) {
  #player-choices-box {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 14px;
    min-height: 52vh;
    max-height: 72vh;
    overflow-y: auto;
  }
  #player-choices-box .choice-card {
    flex: 1 0 auto;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    padding: 16px;
    font-size: 1.05rem;
    line-height: 1.4;
    min-height: 80px;
    margin-bottom: 0;
  }
}

/* 🖥️ 投影模式（寬幅 1200px + 大字號） */
body.presentation-mode { font-size: 1.25rem; }
body.presentation-mode .container { max-width: 1200px; }
body.presentation-mode h1 { font-size: 2.2rem; }
body.presentation-mode h2 { font-size: 1.9rem; }
body.presentation-mode .game-host-tag { font-size: 1.1rem; }
body.presentation-mode .choice-card { padding: 24px; font-size: 1.4rem; border-width: 3px; margin-bottom: 16px; }
body.presentation-mode .player-chip { padding: 20px; font-size: 1.2rem; min-height: 90px; }
body.presentation-mode .story-box { padding: 22px; font-size: 1.25rem; }
body.presentation-mode .summary-card { padding: 24px; font-size: 1.2rem; }
body.presentation-mode .player-grid { grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); }
body.presentation-mode .closing-text { font-size: 1.15rem; }
body.presentation-mode .hero-app-img { width: 190px; height: 190px; border-radius: 38px; }

/* 常駐切換按鈕 */
.btn-toggle-presentation {
  background: #334155;
  color: #ffffff;
  border: 1px solid #475569;
  border-radius: 20px;
  padding: 6px 14px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: all 0.2s ease;
  user-select: none;
  -webkit-user-select: none;
}
.btn-toggle-presentation:hover { background: #1e293b; }
.btn-toggle-presentation.active { background: var(--primary); border-color: var(--primary); }