:root {
  --primary: #d7192f; --accent: #f6c85f; --bg1: #2b0408; --bg2: #6d0d17; --text: #fff4e0;
  --font: 'Noto Sans TC', system-ui, sans-serif;
  --bg-img: none;
  --card: color-mix(in srgb, var(--text) 7%, transparent);
  --card-2: color-mix(in srgb, var(--text) 12%, transparent);
  --line: color-mix(in srgb, var(--text) 16%, transparent);
  --muted: color-mix(in srgb, var(--text) 62%, transparent);
  --ok: #3ddc84; --warn: #ffb020; --bad: #ff5468;
  --r: 16px;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  font-family: var(--font); color: var(--text); background: var(--bg1);
  background-image: var(--bg-img), radial-gradient(1200px 700px at 50% -10%, var(--bg2), transparent 70%), linear-gradient(180deg, var(--bg1), color-mix(in srgb, var(--bg1) 70%, #000));
  background-size: cover, auto, auto; background-position: center; background-attachment: fixed;
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
#fx-bg { position: fixed; inset: 0; width: 100vw; height: 100vh; pointer-events: none; z-index: 0; }
.fx-overlay { position: fixed; inset: 0; width: 100vw; height: 100vh; pointer-events: none; z-index: 60; }
#app { position: relative; z-index: 1; min-height: 100vh; }
a { color: var(--accent); }
h1, h2, h3 { margin: 0 0 .4em; line-height: 1.25; }
p { line-height: 1.7; }
.muted { color: var(--muted); }
.small { font-size: .85rem; }
.gold { color: var(--accent); }
.center { text-align: center; }
.hidden { display: none !important; }

/* 版面 */
.wrap { max-width: 1180px; margin: 0 auto; padding: 20px 16px 64px; }
.narrow { max-width: 520px; }
.stack { display: flex; flex-direction: column; gap: 12px; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.row.between { justify-content: space-between; }
.grow { flex: 1; min-width: 0; }
.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
.grid-2 { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }

/* 頂部導覽 */
.topbar { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; gap: 12px; padding: 10px 16px; background: color-mix(in srgb, var(--bg1) 72%, transparent); backdrop-filter: blur(14px); border-bottom: 1px solid var(--line); }
.topbar .spacer { flex: 1; }
.topbar a.nav { color: var(--text); text-decoration: none; padding: 6px 10px; border-radius: 10px; font-size: .92rem; white-space: nowrap; }
.topbar a.nav:hover, .topbar a.nav.on { background: var(--card-2); }
.topbar .navs { display: flex; gap: 2px; overflow-x: auto; scrollbar-width: none; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; min-width: 0; }
.brand img { height: 34px; max-width: 140px; object-fit: contain; }
.brand-badge { width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center; background: linear-gradient(135deg, var(--primary), color-mix(in srgb, var(--primary) 60%, #000)); color: var(--accent); font-weight: 900; box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent) 50%, transparent) inset; flex: none; }
.brand-name { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mode-pill { font-size: .75rem; padding: 3px 8px; border-radius: 99px; border: 1px solid var(--line); color: var(--muted); white-space: nowrap; }
.mode-pill.local { border-color: var(--warn); color: var(--warn); }

/* 卡片 */
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--r); padding: 18px; backdrop-filter: blur(10px); }
.card.glow { box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent) 35%, transparent), 0 20px 60px -20px color-mix(in srgb, var(--primary) 70%, transparent); }
.card h3 { font-size: 1.05rem; }
a.tile { display: flex; flex-direction: column; gap: 6px; text-decoration: none; color: var(--text); transition: transform .2s, background .2s; }
a.tile:hover { transform: translateY(-3px); background: var(--card-2); }
.tile .ico { font-size: 1.9rem; }
.tile .tag { font-size: .72rem; padding: 2px 8px; border-radius: 99px; background: var(--card-2); color: var(--muted); align-self: flex-start; }

/* 表單 */
.btn { appearance: none; border: 1px solid var(--line); background: var(--card-2); color: var(--text); padding: 10px 16px; border-radius: 12px; font: inherit; font-weight: 600; cursor: pointer; display: inline-flex; align-items: center; justify-content: center; gap: 6px; text-decoration: none; transition: filter .15s, transform .1s; white-space: nowrap; }
.btn:hover { filter: brightness(1.15); }
.btn:active { transform: scale(.97); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn.primary { background: linear-gradient(135deg, var(--primary), color-mix(in srgb, var(--primary) 70%, #000)); border-color: color-mix(in srgb, var(--accent) 45%, transparent); }
.btn.gold { background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent) 65%, #000)); color: #1a1205; border: 0; }
.btn.ghost { background: transparent; }
.btn.danger { border-color: var(--bad); color: var(--bad); background: transparent; }
.btn.sm { padding: 6px 10px; font-size: .85rem; border-radius: 9px; }
.btn.lg { padding: 16px 28px; font-size: 1.2rem; border-radius: 16px; }
.btn.xl { padding: 22px 48px; font-size: 1.8rem; border-radius: 20px; letter-spacing: .1em; }
.input, select.input, textarea.input { width: 100%; background: color-mix(in srgb, var(--bg1) 60%, transparent); border: 1px solid var(--line); color: var(--text); border-radius: 12px; padding: 10px 12px; font: inherit; }
textarea.input { min-height: 90px; resize: vertical; }
label.field { display: flex; flex-direction: column; gap: 6px; font-size: .88rem; color: var(--muted); }
label.check { display: flex; gap: 8px; align-items: center; cursor: pointer; }
.icon-btn { background: none; border: 0; color: var(--text); font-size: 1.1rem; cursor: pointer; padding: 6px; }

/* 表格 */
.table-wrap { overflow-x: auto; border-radius: 12px; border: 1px solid var(--line); }
table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th, td { padding: 9px 12px; text-align: left; border-bottom: 1px solid var(--line); white-space: nowrap; }
th { color: var(--muted); font-weight: 500; background: var(--card); position: sticky; top: 0; }
tr:last-child td { border-bottom: 0; }

.badge { display: inline-block; font-size: .75rem; padding: 2px 8px; border-radius: 99px; background: var(--card-2); }
.badge.ok { background: color-mix(in srgb, var(--ok) 22%, transparent); color: var(--ok); }
.badge.warn { background: color-mix(in srgb, var(--warn) 22%, transparent); color: var(--warn); }
.badge.bad { background: color-mix(in srgb, var(--bad) 22%, transparent); color: var(--bad); }

.tabs { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 16px; }
.tabs button { background: var(--card); border: 1px solid var(--line); color: var(--text); padding: 8px 14px; border-radius: 99px; cursor: pointer; font: inherit; }
.tabs button.on { background: var(--accent); color: #1a1205; border-color: var(--accent); font-weight: 700; }

.stat { display: flex; flex-direction: column; gap: 2px; }
.stat b { font-size: 2rem; font-variant-numeric: tabular-nums; color: var(--accent); }
.stat span { color: var(--muted); font-size: .85rem; }

/* 提示 / 對話框 */
.toasts { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); z-index: 100; display: flex; flex-direction: column; gap: 8px; align-items: center; width: min(92vw, 420px); }
.toast { background: color-mix(in srgb, var(--bg1) 90%, #000); border: 1px solid var(--line); padding: 10px 16px; border-radius: 12px; box-shadow: 0 10px 30px #0008; animation: toastIn .25s; transition: opacity .3s, transform .3s; }
.toast.ok { border-color: var(--ok); } .toast.err { border-color: var(--bad); }
.toast.out { opacity: 0; transform: translateY(10px); }
@keyframes toastIn { from { opacity: 0; transform: translateY(10px); } }
.modal-back { position: fixed; inset: 0; background: #000a; z-index: 80; display: grid; place-items: center; padding: 16px; animation: fade .2s; }
.modal { background: color-mix(in srgb, var(--bg1) 92%, #111); border: 1px solid var(--line); border-radius: 18px; padding: 18px; width: min(460px, 100%); max-height: 90vh; overflow: auto; }
.modal.wide { width: min(860px, 100%); }
.modal-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
@keyframes fade { from { opacity: 0; } }

/* QR */
.qr { background: #fff; padding: 10px; border-radius: 14px; display: inline-block; line-height: 0; }
.qr svg { max-width: 100%; height: auto; }

/* 首頁 hero */
.hero { text-align: center; padding: 48px 16px 28px; }
.hero h1 { font-size: clamp(2.2rem, 7vw, 4.6rem); font-weight: 900; letter-spacing: .06em; background: linear-gradient(180deg, #fff, var(--accent)); -webkit-background-clip: text; background-clip: text; color: transparent; filter: drop-shadow(0 4px 24px color-mix(in srgb, var(--primary) 60%, transparent)); }
.hero .sub { font-size: clamp(1rem, 2.6vw, 1.4rem); color: var(--muted); letter-spacing: .2em; }
.hero img.hero-art { max-width: min(680px, 100%); max-height: 42vh; object-fit: contain; margin-bottom: 12px; }
.section-title { display: flex; align-items: center; gap: 10px; margin: 32px 0 14px; font-size: 1.15rem; }
.section-title::before { content: ''; width: 4px; height: 1.1em; background: var(--accent); border-radius: 2px; }

/* 大螢幕共用 */
.screen { min-height: 100vh; display: flex; flex-direction: column; padding: 24px 36px; }
.screen-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.screen-title { font-size: clamp(1.6rem, 3.4vw, 3rem); font-weight: 900; letter-spacing: .08em; color: var(--accent); text-shadow: 0 4px 30px color-mix(in srgb, var(--primary) 80%, transparent); }
.screen .corner-qr { display: flex; gap: 12px; align-items: center; background: var(--card); padding: 10px 14px; border-radius: 16px; border: 1px solid var(--line); }
.screen .corner-qr .qr { padding: 6px; border-radius: 8px; }
.fs-btn { position: fixed; right: 12px; bottom: 12px; z-index: 30; opacity: .35; }
.fs-btn:hover { opacity: 1; }

/* 抽獎舞台 */
.stage-main { flex: 1; display: grid; grid-template-columns: 1fr 340px; gap: 24px; margin-top: 18px; min-height: 0; }
.stage-center { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 22px; position: relative; }
.prize-name { font-size: clamp(1.8rem, 4.2vw, 3.6rem); font-weight: 900; text-align: center; }
.prize-meta { color: var(--muted); font-size: 1.1rem; letter-spacing: .1em; }
.reels { display: flex; flex-wrap: wrap; gap: 18px; justify-content: center; max-width: 100%; }
.reel { width: clamp(180px, 20vw, 280px); height: clamp(120px, 13vw, 170px); border-radius: 20px; background: linear-gradient(180deg, color-mix(in srgb, var(--bg1) 80%, #000), var(--bg2)); border: 2px solid color-mix(in srgb, var(--accent) 60%, transparent); box-shadow: 0 0 40px -6px color-mix(in srgb, var(--accent) 50%, transparent), inset 0 0 30px #0009; display: grid; place-items: center; overflow: hidden; position: relative; }
.reel.many { width: clamp(140px, 13vw, 200px); height: 100px; }
.reel .nm { font-size: clamp(1.8rem, 3.4vw, 3rem); font-weight: 900; letter-spacing: .08em; }
.reel.many .nm { font-size: 1.6rem; }
.reel .dp { font-size: .95rem; color: var(--muted); }
.reel.spinning .nm { filter: blur(1.5px); opacity: .85; }
.reel.won { animation: pop .6s cubic-bezier(.2, 1.6, .4, 1); border-color: var(--accent); background: linear-gradient(180deg, color-mix(in srgb, var(--primary) 70%, #000), var(--primary)); }
.reel.won .nm { color: var(--accent); text-shadow: 0 0 20px color-mix(in srgb, var(--accent) 80%, transparent); }
@keyframes pop { 0% { transform: scale(.8); } 60% { transform: scale(1.12); } 100% { transform: scale(1); } }
.flip-card { perspective: 900px; }
.flip-card .inner { width: 100%; height: 100%; transition: transform .9s cubic-bezier(.3, 1.4, .5, 1); transform-style: preserve-3d; position: relative; }
.flip-card.open .inner { transform: rotateY(180deg); }
.flip-card .face { position: absolute; inset: 0; backface-visibility: hidden; display: grid; place-items: center; border-radius: 18px; }
.flip-card .back { transform: rotateY(180deg); }
.flip-card .front { background: repeating-linear-gradient(45deg, var(--primary) 0 12px, color-mix(in srgb, var(--primary) 75%, #000) 12px 24px); font-size: 3rem; color: var(--accent); }
.stage-side { display: flex; flex-direction: column; gap: 12px; min-height: 0; }
.stage-side .list { overflow: auto; flex: 1; display: flex; flex-direction: column; gap: 6px; max-height: calc(100vh - 360px); }
.win-row { display: flex; justify-content: space-between; align-items: center; gap: 8px; padding: 8px 10px; border-radius: 10px; background: var(--card); font-size: .92rem; }
.win-row.void { opacity: .45; text-decoration: line-through; }
.stage-controls { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; align-items: center; }
.ring { position: absolute; left: 50%; top: 52%; width: min(62vw, 820px); aspect-ratio: 1; translate: -50% -50%; pointer-events: none; background: conic-gradient(from 0deg, transparent, color-mix(in srgb, var(--accent) 22%, transparent), transparent 30%, transparent 50%, color-mix(in srgb, var(--accent) 22%, transparent), transparent 80%); border-radius: 50%; mask: radial-gradient(circle, transparent 20%, #000 40%, transparent 70%); animation: spin 6s linear infinite; opacity: 0; transition: opacity .4s; }
.drawing .ring { opacity: 1; }
@keyframes spin { to { transform: rotate(360deg); } }

/* 報到 */
.scan-box { position: relative; width: 100%; aspect-ratio: 1; max-width: 460px; border-radius: 22px; overflow: hidden; background: #000; border: 2px solid var(--line); margin: 0 auto; }
.scan-box video { width: 100%; height: 100%; object-fit: cover; }
.scan-box .frame { position: absolute; inset: 18%; border: 3px solid var(--accent); border-radius: 18px; box-shadow: 0 0 0 999px #0006; }
.scan-box .laser { position: absolute; left: 18%; right: 18%; height: 2px; background: var(--accent); box-shadow: 0 0 12px var(--accent); animation: laser 2s ease-in-out infinite; top: 18%; }
@keyframes laser { 50% { top: 82%; } }
.welcome { position: fixed; inset: 0; z-index: 70; display: grid; place-items: center; background: radial-gradient(circle, color-mix(in srgb, var(--primary) 60%, #000c), #000d); animation: fade .3s; text-align: center; padding: 16px; }
.welcome .big { font-size: clamp(2.6rem, 10vw, 6rem); font-weight: 900; color: var(--accent); animation: pop .6s; }
.welcome .msg { font-size: clamp(1.1rem, 3vw, 1.8rem); letter-spacing: .15em; }

/* 手機票券 */
.ticket { position: relative; border-radius: 22px; overflow: hidden; background: linear-gradient(160deg, var(--primary), color-mix(in srgb, var(--primary) 50%, #000)); padding: 22px; text-align: center; box-shadow: 0 30px 60px -25px #000; }
.ticket::before, .ticket::after { content: ''; position: absolute; width: 28px; height: 28px; border-radius: 50%; background: var(--bg1); top: 62%; }
.ticket::before { left: -14px; } .ticket::after { right: -14px; }
.ticket .nm { font-size: 1.8rem; font-weight: 900; color: var(--accent); }
.ticket .dash { border-top: 2px dashed #fff5; margin: 16px -22px; }
.points-big { font-size: 2.6rem; font-weight: 900; color: var(--accent); font-variant-numeric: tabular-nums; }
.shop-item { display: flex; align-items: center; gap: 12px; }

/* 祝福牆 */
.wall { position: relative; flex: 1; overflow: hidden; margin-top: 16px; }
.wish { position: absolute; padding: 14px 18px; border-radius: 18px; max-width: 360px; background: color-mix(in srgb, var(--bg2) 70%, transparent); border: 1px solid color-mix(in srgb, var(--accent) 40%, transparent); box-shadow: 0 10px 40px -10px #000; backdrop-filter: blur(6px); animation: wishIn .8s cubic-bezier(.2, 1.4, .4, 1); transition: left 1.2s ease, top 1.2s ease, opacity 1s; }
.wish .t { font-size: clamp(1rem, 1.7vw, 1.5rem); font-weight: 700; }
.wish .n { color: var(--accent); font-size: .9rem; margin-top: 4px; }
.wish.fresh { box-shadow: 0 0 0 2px var(--accent), 0 0 50px color-mix(in srgb, var(--accent) 60%, transparent); z-index: 5; }
@keyframes wishIn { from { opacity: 0; transform: scale(.4) translateY(40px); } }
.danmaku { position: absolute; white-space: nowrap; font-size: clamp(1.2rem, 2.4vw, 2rem); font-weight: 700; text-shadow: 0 2px 8px #000; animation: dm linear forwards; }
@keyframes dm { from { transform: translateX(100vw); } to { transform: translateX(-120%); } }

/* 願景樹 */
.tree-wrap { position: relative; flex: 1; display: grid; place-items: center; }
.tree-wrap canvas { width: 100%; height: 100%; position: absolute; inset: 0; }
.tree-ticker { position: absolute; left: 50%; bottom: 18px; transform: translateX(-50%); background: var(--card-2); padding: 10px 20px; border-radius: 99px; font-size: 1.2rem; max-width: 90%; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; border: 1px solid var(--line); }

/* 遊戲 */
.race { display: flex; flex-direction: column; gap: 10px; flex: 1; justify-content: center; }
.lane { display: grid; grid-template-columns: 48px 160px 1fr 80px; align-items: center; gap: 12px; font-size: 1.3rem; }
.lane .bar { height: 34px; border-radius: 99px; background: var(--card); overflow: hidden; }
.lane .bar i { display: block; height: 100%; width: 0; border-radius: 99px; background: linear-gradient(90deg, var(--primary), var(--accent)); transition: width .6s ease; }
.lane .rk { font-weight: 900; color: var(--accent); text-align: center; }
.countdown { font-size: clamp(4rem, 14vw, 12rem); font-weight: 900; color: var(--accent); text-align: center; line-height: 1; font-variant-numeric: tabular-nums; }
.shake-pad { width: min(80vw, 320px); aspect-ratio: 1; border-radius: 50%; margin: 10px auto; display: grid; place-items: center; background: radial-gradient(circle, var(--primary), color-mix(in srgb, var(--primary) 40%, #000)); border: 4px solid var(--accent); font-size: 3.4rem; font-weight: 900; color: var(--accent); user-select: none; -webkit-user-select: none; touch-action: manipulation; cursor: pointer; }
.shake-pad:active { transform: scale(.96); }

/* 示範導覽 */
.steps { counter-reset: s; display: flex; flex-direction: column; gap: 14px; }
.step { display: grid; grid-template-columns: 52px 1fr; gap: 14px; }
.step::before { counter-increment: s; content: counter(s); width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center; font-weight: 900; font-size: 1.2rem; background: var(--accent); color: #1a1205; }
.step.done::before { content: '✓'; background: var(--ok); }
.step .say { border-left: 3px solid var(--accent); padding: 6px 12px; margin: 8px 0; background: var(--card); border-radius: 0 10px 10px 0; font-size: .95rem; }

.empty { text-align: center; color: var(--muted); padding: 30px; }
.kbd { font-family: ui-monospace, monospace; background: var(--card-2); padding: 1px 6px; border-radius: 6px; font-size: .85em; }
.swatch { width: 26px; height: 26px; border-radius: 8px; border: 1px solid var(--line); }
input[type=color] { width: 44px; height: 36px; border: 1px solid var(--line); border-radius: 10px; background: none; padding: 2px; }

@media (max-width: 900px) {
  .stage-main { grid-template-columns: 1fr; }
  .stage-side .list { max-height: 300px; }
  .screen { padding: 16px; }
  .lane { grid-template-columns: 34px 100px 1fr 54px; font-size: 1rem; }
  .screen .corner-qr .txt { display: none; }
}
@media (max-width: 640px) {
  .topbar .brand-name { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}
.save-bar { position: sticky; bottom: 12px; justify-content: flex-end; background: color-mix(in srgb, var(--bg1) 80%, transparent); backdrop-filter: blur(12px); padding: 10px; border-radius: 16px; border: 1px solid var(--line); }
.screen-head { flex-wrap: wrap; }
@media (max-width: 700px) {
  .screen-title { order: 3; width: 100%; text-align: center; font-size: 1.5rem; }
  .screen .corner-qr { padding: 6px 8px; }
}