@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,400;0,500;0,600;0,700;1,400&display=swap');

:root {
  --color-primary: #2563eb;
  --color-primary-hover: #1d4ed8;
  --color-on-primary: #ffffff;
  --color-accent: #059669;
  --color-on-accent: #ffffff;
  --color-background: #f8fafc;
  --color-foreground: #0f172a;
  --color-card: #ffffff;
  --color-card-foreground: #0f172a;
  --color-muted: #f1f5fd;
  --color-muted-foreground: #475569;
  --color-border: #e4ecfc;
  --color-destructive: #dc2626;
  --color-on-destructive: #ffffff;
  --color-ring: #2563eb;
  --color-success-bg: #dcfce7;
  --color-success-fg: #166534;
  --color-warn-bg: #fef3c7;
  --color-warn-fg: #92400e;

  --radius: 10px;
  --radius-sm: 6px;
  --font-sans: "Plus Jakarta Sans", -apple-system, "PingFang TC", "Microsoft JhengHei", sans-serif;
}

* { box-sizing: border-box; }

/* 保底規則：確保 hidden 屬性永遠有效，不會被個別元件（例如 button 預設 display:inline-flex、
   或某個 class 自訂了 display）悄悄蓋掉——這正是攤位控制台掃描結果卡片修好前踩到的問題。 */
[hidden] { display: none !important; }

body {
  font-family: var(--font-sans);
  margin: 0;
  background: var(--color-background);
  color: var(--color-foreground);
}

h1, h2, h3 { font-weight: 700; line-height: 1.3; margin: 0 0 4px; color: var(--color-foreground); letter-spacing: -0.01em; }
h1 { font-size: 26px; font-weight: 800; letter-spacing: -0.02em; }
h2 { font-size: 17px; font-weight: 700; }

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

:focus-visible {
  outline: 2px solid var(--color-ring);
  outline-offset: 2px;
}

/* 視覺上隱藏，但螢幕閱讀器讀得到——給只靠 placeholder 辨識、不需要顯示標籤的緊湊表單用 */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 28px;
  background: #1f2937;
  color: #fff;
}
.topbar .brand { color: #fff; text-decoration: none; font-weight: 800; letter-spacing: -0.01em; }
.topbar-nav { display: flex; align-items: center; gap: 12px; }
.topbar-nav button {
  background: none;
  border: 1px solid #4b5563;
  color: #fff;
  padding: 8px 12px;
  min-height: 40px;
  border-radius: 6px;
  cursor: pointer;
  transition: background-color 0.2s, border-color 0.2s;
}
.topbar-nav button:hover { background: #374151; border-color: #6b7280; }
.topbar-link { color: #cbd5e1; font-size: 14px; text-decoration: none; }
.topbar-link:hover { color: #fff; }

.container { max-width: 960px; margin: 0 auto; padding: 24px; }

.page-header { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 16px; flex-wrap: wrap; }

.card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px 28px;
  margin-bottom: 24px;
}
.card-narrow { max-width: 420px; margin: 40px auto; }

form label { display: block; margin-bottom: 14px; font-size: 14px; color: var(--color-muted-foreground); }
form fieldset { border: none; margin: 0 0 14px; padding: 0; }
form fieldset legend { font-size: 14px; color: var(--color-muted-foreground); margin-bottom: 6px; padding: 0; }
form input, form textarea {
  display: block;
  width: 100%;
  margin-top: 4px;
  padding: 10px 12px;
  min-height: 40px;
  border: 1px solid #d1d5db;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-family: inherit;
  transition: border-color 0.2s, box-shadow 0.2s;
}
form textarea { min-height: unset; }
form input:focus-visible, form textarea:focus-visible {
  border-color: var(--color-primary);
  outline: none;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

button, .button {
  background: var(--color-primary);
  color: var(--color-on-primary);
  border: none;
  padding: 10px 20px;
  min-height: 44px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  text-decoration: none;
  font-size: 14px;
  font-weight: 700;
  font-family: inherit;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.2s, transform 0.1s;
}
button:hover, .button:hover { background: var(--color-primary-hover); }
button:active, .button:active { transform: translateY(1px); }
button:disabled { opacity: 0.6; cursor: not-allowed; }

.link-button {
  background: none;
  color: var(--color-destructive);
  border: none;
  padding: 8px 4px;
  min-height: 32px;
  text-decoration: underline;
  font-size: 13px;
  cursor: pointer;
  font-family: inherit;
}

.error { color: var(--color-destructive); font-size: 14px; }
.hint, .meta { color: var(--color-muted-foreground); font-size: 13px; }
.empty { color: #9ca3af; }

.table-wrap { width: 100%; overflow-x: auto; border-radius: var(--radius); }
.table { width: 100%; min-width: 560px; border-collapse: collapse; background: var(--color-card); border: 1px solid var(--color-border); border-radius: var(--radius); overflow: hidden; }
.table th, .table td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--color-border); font-size: 14px; }
.table th { background: var(--color-muted); font-weight: 600; color: var(--color-muted-foreground); }
.table tbody tr:hover { background: var(--color-muted); }

.stat-row { display: flex; gap: 16px; margin-bottom: 20px; flex-wrap: wrap; }
.stat { background: var(--color-card); border: 1px solid var(--color-border); border-radius: var(--radius); padding: 16px 24px; text-align: center; flex: 1; min-width: 120px; }
.stat-num { display: block; font-size: 28px; font-weight: 700; color: var(--color-primary); }

.staff-list { list-style: none; padding: 0; }
.staff-list li { padding: 10px 0; border-bottom: 1px solid var(--color-border); display: flex; justify-content: space-between; align-items: center; }
.inline { display: inline; }
.inline-form { display: flex; gap: 8px; margin-top: 14px; flex-wrap: wrap; }
.inline-form input { width: auto; flex: 1; min-width: 160px; }

.link-copy { display: flex; gap: 6px; align-items: center; }
.link-copy input { width: 200px; font-size: 12px; font-family: monospace; margin: 0; min-height: 36px; padding: 6px 8px; }
.link-copy button { min-height: 36px; padding: 6px 12px; white-space: nowrap; }

.link-row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.button-secondary { background: var(--color-card); color: var(--color-primary); border: 1px solid var(--color-primary); }
.button-secondary:hover { background: var(--color-muted); }
.button-danger { background: var(--color-destructive); }
.button-danger:hover { background: #b91c1c; }

.danger-zone { border-color: #fca5a5; }
.danger-zone h2 { color: var(--color-destructive); }

.banner { background: var(--color-success-bg); color: var(--color-success-fg); border: 1px solid #a7f3d0; padding: 10px 14px; border-radius: 6px; font-size: 14px; margin-bottom: 16px; }

/* 五彩紙花特效（public/js/confetti.js）用的滿版畫布，大螢幕跟出席者個人頁共用 */
.confetti-canvas { position: fixed; inset: 0; z-index: 50; pointer-events: none; }

.search-form { display: flex; gap: 8px; margin-bottom: 16px; }
.search-form input { width: auto; flex: 1; padding: 10px 12px; min-height: 44px; border: 1px solid #d1d5db; border-radius: 6px; }

.badge { display: inline-block; padding: 3px 10px; border-radius: 999px; background: var(--color-muted); color: var(--color-muted-foreground); font-size: 12px; font-weight: 600; }
.badge-ok { background: var(--color-success-bg); color: var(--color-success-fg); }

.actions { display: flex; gap: 12px; align-items: center; font-size: 13px; flex-wrap: wrap; }
.actions a { color: var(--color-primary); text-decoration: none; }
.actions a:hover { text-decoration: underline; }

.checkbox-label { display: flex; align-items: center; gap: 8px; min-height: 44px; }
.checkbox-label input { width: auto; margin: 0; }

.checkin-screen { display: flex; align-items: center; justify-content: center; min-height: 80vh; padding: 16px; }
.checkin-card { text-align: center; }
.checkin-card h1 { font-size: 32px; margin-top: 8px; }
.checkin-tag { display: inline-block; padding: 4px 14px; border-radius: 999px; font-size: 13px; margin-bottom: 12px; font-weight: 600; }
.checkin-tag-ok { background: var(--color-success-bg); color: var(--color-success-fg); }
.checkin-tag-warn { background: var(--color-warn-bg); color: var(--color-warn-fg); }
.checkin-credit { font-size: 18px; margin: 8px 0; }
.checkin-credit strong { color: var(--color-primary); font-size: 24px; }
.checkin-qr { display: block; margin: 20px auto; border-radius: var(--radius-sm); }

.checkin-lottery-title { font-size: 18px; margin-bottom: 8px; }
.checkin-lottery-list { display: flex; flex-direction: column; gap: 10px; }
.checkin-lottery-item {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--color-muted);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 10px 14px;
  text-align: left;
}
.checkin-lottery-image { width: 44px; height: 44px; object-fit: cover; border-radius: var(--radius-sm); flex-shrink: 0; }
.checkin-lottery-name { font-weight: 600; }

.checkin-schedule-list { list-style: none; padding: 0; display: flex; flex-direction: column; gap: 8px; text-align: left; }
.checkin-schedule-list li { display: flex; align-items: baseline; gap: 10px; padding: 6px 0; border-bottom: 1px solid var(--color-border); }
.checkin-schedule-time { font-weight: 700; color: var(--color-primary); flex-shrink: 0; }

.walkin-form { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.walkin-form input { padding: 10px 12px; min-height: 44px; border: 1px solid #d1d5db; border-radius: 6px; }
.walkin-form button { grid-column: 1 / -1; }

.prize-list { list-style: none; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.prize-card {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 12px 16px;
  cursor: grab;
}
.prize-card.dragging { opacity: 0.4; }
.drag-handle { color: #9ca3af; font-size: 18px; }
.prize-thumb { width: 56px; height: 56px; border-radius: 6px; object-fit: cover; background: var(--color-muted); }
.prize-thumb-empty { border: 1px dashed #d1d5db; }
.prize-thumb-large { width: 160px; height: 160px; object-fit: cover; border-radius: 8px; display: block; margin-bottom: 12px; }
.bg-preview { width: 100%; max-width: 320px; aspect-ratio: 16 / 9; object-fit: cover; border-radius: 8px; display: block; margin-bottom: 14px; border: 1px solid var(--color-border); }
.music-preview { display: block; width: 100%; max-width: 360px; margin-bottom: 14px; }
.section-divider { border: none; border-top: 1px solid var(--color-border); margin: 20px 0; }

.template-picker { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 4px; }
.template-option {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  font-size: 14px;
  cursor: pointer;
}
.template-option:has(input:checked) { border-color: var(--color-primary); background: var(--color-muted); font-weight: 600; }
.template-option input { position: absolute; opacity: 0; width: 0; height: 0; }
.template-swatch { width: 16px; height: 16px; border-radius: 50%; border: 1px solid rgba(0, 0, 0, 0.15); flex-shrink: 0; }
.prize-info { flex: 1; display: flex; flex-direction: column; gap: 2px; }

.draw-form { display: flex; align-items: center; gap: 16px; margin-bottom: 16px; flex-wrap: wrap; }
.draw-form label { margin: 0; display: flex; align-items: center; gap: 6px; font-size: 14px; }
.draw-form select { width: auto; padding: 8px 10px; min-height: 40px; border: 1px solid #d1d5db; border-radius: 6px; }

.event-layout { display: flex; align-items: flex-start; gap: 24px; }
.event-sidebar {
  width: 180px;
  flex-shrink: 0;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 14px;
  position: sticky;
  top: 16px;
}
.event-layout.sidebar-collapsed .event-sidebar { display: none; }
.sidebar-nav { display: flex; flex-direction: column; gap: 4px; }
.sidebar-nav a {
  padding: 8px 10px;
  border-radius: 6px;
  color: var(--color-foreground);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
}
.sidebar-nav a:hover { background: var(--color-muted); color: var(--color-primary); }
.sidebar-nav a.active { background: var(--color-muted); color: var(--color-primary); font-weight: 700; }
.event-content { flex: 1; min-width: 0; }
.sidebar-toggle-btn {
  background: var(--color-card);
  color: var(--color-muted-foreground);
  border: 1px solid var(--color-border);
  padding: 8px 14px;
  min-height: 36px;
  border-radius: 6px;
  font-size: 13px;
  margin-bottom: 16px;
}
.sidebar-toggle-btn:hover { background: var(--color-muted); }

@media (max-width: 640px) {
  .container { padding: 16px; }
  .walkin-form { grid-template-columns: 1fr; }
  .stat-row { flex-direction: column; }
  .event-layout { flex-direction: column; }
  .event-sidebar { width: 100%; position: static; }

  /* 手機版預設收合選單，點「功能選單」才展開——避免落地頁面被一長串導覽連結擋住。
     跟桌機版共用同一個 .sidebar-collapsed class／同一顆按鈕，但意義相反：
     桌機版加了這個 class 代表「收合」，這裡加了代表「展開」。 */
  .event-sidebar { display: none; }
  .event-layout.sidebar-collapsed .event-sidebar { display: block; }
}