/* ============================================================
   小乖训练营 · 全局样式
   主题：深空渐变 + 玻璃拟态 + 金色点缀（大气漂亮）
   ============================================================ */
* { margin: 0; padding: 0; box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

:root {
  --bg-deep: #0a0f2c;
  --bg-violet: #1b1b4b;
  --bg-purple: #341a5e;
  --gold: #f7c96a;
  --gold-deep: #e8a33d;
  --violet: #8b5cf6;
  --cyan: #4cc9f0;
  --green: #2ed573;
  --red: #ff6b6b;
  --text: #eef0ff;
  --text-dim: rgba(238,240,255,.55);
  --glass: rgba(255,255,255,.06);
  --glass-brd: rgba(255,255,255,.12);
  --radius: 20px;
}

html, body { height: 100%; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  background: var(--bg-deep);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ---------- 动态背景 ---------- */
.bg-decor { position: fixed; inset: 0; z-index: -1; overflow: hidden; background:
  radial-gradient(1200px 800px at 15% -10%, #3b2a75 0%, transparent 60%),
  radial-gradient(1000px 700px at 110% 20%, #17255e 0%, transparent 55%),
  linear-gradient(160deg, var(--bg-deep) 0%, var(--bg-violet) 55%, var(--bg-purple) 100%); }
.bg-decor::before, .bg-decor::after {
  content: ""; position: absolute; border-radius: 50%; filter: blur(70px); opacity: .5;
}
.bg-decor::before { width: 380px; height: 380px; left: -120px; top: 18%; background: #7c3aed; animation: floatA 16s ease-in-out infinite; }
.bg-decor::after { width: 320px; height: 320px; right: -100px; bottom: 10%; background: #2563eb; animation: floatA 20s ease-in-out infinite reverse; }
@keyframes floatA { 0%,100% { transform: translateY(0) scale(1);} 50% { transform: translateY(-40px) scale(1.08);} }
.bg-decor .star { position: absolute; width: 3px; height: 3px; background: #fff; border-radius: 50%; opacity: .35; animation: twinkle 4s ease-in-out infinite; }
@keyframes twinkle { 0%,100% { opacity:.15;} 50% { opacity:.7;} }

/* ---------- 顶部栏 ---------- */
.topbar {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; gap: 10px;
  padding: 12px 16px calc(12px + env(safe-area-inset-top));
  background: linear-gradient(180deg, rgba(10,15,44,.92), rgba(10,15,44,.55) 80%, transparent);
  backdrop-filter: blur(8px);
}
.icon-btn {
  width: 40px; height: 40px; flex: none; border: 1px solid var(--glass-brd);
  background: var(--glass); color: var(--text); border-radius: 12px;
  font-size: 18px; cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: transform .15s ease, background .15s ease;
}
.icon-btn:active { transform: scale(.9); background: rgba(255,255,255,.15); }
.topbar-title { flex: 1; min-width: 0; text-align: center; font-size: 17px; font-weight: 800; letter-spacing: 3px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.topbar-spacer { width: 40px; flex: none; }

/* ---------- 页面容器 ---------- */
.page { display: none; width: 100%; max-width: 520px; margin: 0 auto; padding: 8px 16px calc(28px + env(safe-area-inset-bottom)); animation: pageIn .35s ease; }
.page.active { display: block; }
@keyframes pageIn { from { opacity: 0; transform: translateY(14px);} to { opacity: 1; transform: translateY(0);} }

/* ---------- 大厅 ---------- */
.hero { text-align: center; padding: 34px 0 10px; }
.hero .crown {
  width: 74px; height: 74px; margin: 0 auto 14px; border-radius: 24px;
  background: linear-gradient(145deg, #f7c96a, #e8a33d);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 10px 34px rgba(247,201,106,.35);
}
.hero .crown svg { width: 40px; height: 40px; stroke: #5b3a00; fill: none; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }
.hero h1 {
  font-size: 30px; font-weight: 900; letter-spacing: 6px;
  background: linear-gradient(120deg, #fff 30%, var(--gold) 70%);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.hero p { color: var(--text-dim); font-size: 13px; margin-top: 8px; letter-spacing: 2px; }

.best-strip {
  display: flex; gap: 10px; margin: 22px 0 4px; justify-content: center; flex-wrap: wrap;
}
.best-pill {
  display: flex; align-items: center; gap: 8px;
  background: var(--glass); border: 1px solid var(--glass-brd); border-radius: 999px;
  padding: 7px 14px; font-size: 12px; color: var(--text-dim); backdrop-filter: blur(6px);
}
.best-pill b { color: var(--gold); font-size: 14px; font-variant-numeric: tabular-nums; }

.game-cards { display: grid; gap: 14px; margin-top: 26px; }
.game-card {
  position: relative; overflow: hidden;
  background: var(--glass); border: 1px solid var(--glass-brd); border-radius: var(--radius);
  padding: 22px 20px; cursor: pointer; backdrop-filter: blur(10px);
  display: flex; align-items: center; gap: 16px;
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.game-card:active { transform: scale(.97); }
.game-card:hover { border-color: rgba(247,201,106,.45); box-shadow: 0 10px 30px rgba(0,0,0,.3); }
.game-card .gc-icon {
  width: 58px; height: 58px; flex: none; border-radius: 18px;
  display: flex; align-items: center; justify-content: center;
}
.game-card .gc-icon svg { width: 30px; height: 30px; stroke: #fff; fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.gc-violet .gc-icon { background: linear-gradient(145deg, #8b5cf6, #6d28d9); box-shadow: 0 8px 22px rgba(139,92,246,.35); }
.gc-cyan .gc-icon { background: linear-gradient(145deg, #4cc9f0, #2563eb); box-shadow: 0 8px 22px rgba(76,201,240,.3); }
.gc-gold .gc-icon { background: linear-gradient(145deg, #f7c96a, #e8a33d); box-shadow: 0 8px 22px rgba(247,201,106,.32); }
.gc-gold .gc-icon svg { stroke: #5b3a00; }
.gc-text { flex: 1; }
.gc-text h3 { font-size: 18px; font-weight: 800; letter-spacing: 1px; }
.gc-text p { font-size: 12px; color: var(--text-dim); margin-top: 4px; line-height: 1.6; }
.gc-arrow { color: var(--text-dim); font-size: 20px; flex: none; }

.footer-note { text-align: center; color: rgba(238,240,255,.3); font-size: 11px; margin-top: 30px; letter-spacing: 2px; }

/* ---------- 通用玻璃卡片 / 面板 ---------- */
.panel {
  background: var(--glass); border: 1px solid var(--glass-brd); border-radius: var(--radius);
  padding: 18px 16px; backdrop-filter: blur(10px);
}
.panel-title { font-size: 15px; font-weight: 800; letter-spacing: 1px; margin-bottom: 4px; display: flex; align-items: center; gap: 8px; }
.panel-sub { font-size: 12px; color: var(--text-dim); margin-bottom: 12px; }

/* ---------- 选择 chips ---------- */
.chips { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 14px; }
.chip {
  padding: 8px 16px; border-radius: 999px; border: 1px solid var(--glass-brd);
  background: var(--glass); color: var(--text); font-size: 13px; font-weight: 700;
  cursor: pointer; transition: all .18s ease; letter-spacing: 1px;
  white-space: nowrap; flex: none;
}
.chip:active { transform: scale(.94); }
.chip.active {
  background: linear-gradient(135deg, var(--gold), var(--gold-deep)); color: #5b3a00;
  border-color: transparent; box-shadow: 0 6px 18px rgba(247,201,106,.3);
}

/* ---------- 统计条 ---------- */
.stats { display: flex; gap: 8px; margin: 14px 0; }
.stat {
  flex: 1; text-align: center; background: var(--glass); border: 1px solid var(--glass-brd);
  border-radius: 14px; padding: 10px 4px; backdrop-filter: blur(6px);
}
.stat .sl { font-size: 10px; color: var(--text-dim); letter-spacing: 1px; white-space: nowrap; }
.stat .sv { font-size: 19px; font-weight: 800; margin-top: 3px; font-variant-numeric: tabular-nums; white-space: nowrap; }
.stat .sv.gold { color: var(--gold); }
.stat .sv.green { color: var(--green); }
.stat .sv.red { color: var(--red); }
.stat .sv.cyan { color: var(--cyan); }

/* ---------- 游戏网格 ---------- */
.grid-shell {
  background: rgba(255,255,255,.07); border: 1px solid var(--glass-brd);
  border-radius: 22px; padding: 10px; backdrop-filter: blur(8px);
  box-shadow: 0 14px 40px rgba(0,0,0,.35);
}
.grid { display: grid; gap: 8px; }
.cell {
  display: flex; align-items: center; justify-content: center;
  aspect-ratio: 1 / 1;
  background: linear-gradient(160deg, #2a2a5e, #23234f);
  border-radius: 13px; color: var(--text); font-weight: 800; font-variant-numeric: tabular-nums;
  cursor: pointer; user-select: none; -webkit-user-select: none;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.12), 0 3px 8px rgba(0,0,0,.28);
  transition: transform .12s ease, background .15s ease, color .15s ease, box-shadow .15s ease;
  touch-action: manipulation;
}
.cell:active { transform: scale(.9); }
.cell.done {
  background: linear-gradient(160deg, #3d3d7a, #33336b);
  color: rgba(238,240,255,.22); box-shadow: none; pointer-events: none;
}
.cell.cur { box-shadow: 0 0 0 2.5px var(--gold), inset 0 1px 0 rgba(255,255,255,.12); }
.cell.wrong { background: #5e2730; color: #ff8f8f; animation: shake .35s ease; }
@keyframes shake { 0%,100% { transform: translateX(0);} 25% { transform: translateX(-5px);} 50% { transform: translateX(5px);} 75% { transform: translateX(-3px);} }
.cell.pop { animation: pop .35s ease; }
@keyframes pop { 50% { transform: scale(1.18); background: #2e5a4a; color: var(--green);} }
.cell.c-red { color: #ff6b6b; }
.cell.c-blue { color: #4cc9f0; }

/* ---------- 记忆翻牌卡片 ---------- */
.card {
  position: relative; display: flex; align-items: center; justify-content: center;
  aspect-ratio: 1 / 1;
  background: linear-gradient(160deg, #2a2a5e, #23234f);
  border: 1px solid var(--glass-brd); border-radius: 13px;
  color: var(--text); cursor: pointer; user-select: none; -webkit-user-select: none;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.12), 0 3px 8px rgba(0,0,0,.28);
  transition: transform .12s ease, background .15s ease, box-shadow .15s ease;
  touch-action: manipulation;
}
.card:active { transform: scale(.9); }
.card .c-front { font-size: 22px; font-weight: 900; color: var(--text-dim); pointer-events: none; }
.card .c-back { display: none; pointer-events: none; }
.card.flipped { background: linear-gradient(160deg, #3d3d7a, #33336b); box-shadow: 0 0 0 2px var(--cyan), inset 0 1px 0 rgba(255,255,255,.12); }
.card.flipped .c-front { display: none; }
.card.flipped .c-back { display: block; font-size: 34px; line-height: 1; }
.card.matched { opacity: .3; box-shadow: none; pointer-events: none; }
.card.matched .c-back { opacity: .5; }

/* ---------- 按钮 ---------- */
.btn-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 14px; }
.btn {
  flex: 1 1 auto; min-width: max-content; min-height: 46px;
  border: none; border-radius: 999px; padding: 13px 18px;
  font-size: 15px; font-weight: 800; letter-spacing: 1px; cursor: pointer;
  white-space: nowrap;
  transition: transform .15s ease, box-shadow .15s ease, opacity .15s ease;
  font-family: inherit;
}
.btn:active { transform: scale(.95); }
.btn-gold { background: linear-gradient(135deg, var(--gold), var(--gold-deep)); color: #5b3a00; box-shadow: 0 8px 22px rgba(247,201,106,.32); }
.btn-glass { background: var(--glass); border: 1px solid var(--glass-brd); color: var(--text); backdrop-filter: blur(6px); }
.btn-cyan { background: linear-gradient(135deg, #4cc9f0, #2563eb); color: #fff; box-shadow: 0 8px 22px rgba(76,201,240,.3); }
.btn[disabled] { opacity: .45; pointer-events: none; }

/* ---------- 登录 / 注册 ---------- */
.auth-card { padding: 22px 18px; margin-top: 10px; }
.auth-tabs { display: flex; gap: 8px; margin-bottom: 18px; }
.auth-tab {
  flex: 1; padding: 11px 0; border-radius: 999px; border: 1px solid var(--glass-brd);
  background: var(--glass); color: var(--text-dim); font-size: 15px; font-weight: 800;
  cursor: pointer; letter-spacing: 4px; transition: all .18s ease; font-family: inherit;
}
.auth-tab.active {
  background: linear-gradient(135deg, var(--gold), var(--gold-deep)); color: #5b3a00;
  border-color: transparent; box-shadow: 0 6px 18px rgba(247,201,106,.3);
}
.field { margin-bottom: 14px; text-align: left; }
.field label { font-size: 12px; color: var(--text-dim); display: block; margin-bottom: 6px; letter-spacing: 1px; }
.input {
  width: 100%; background: rgba(255,255,255,.08); border: 1px solid var(--glass-brd);
  border-radius: 13px; padding: 13px 15px; color: var(--text); font-size: 15px;
  outline: none; font-family: inherit; transition: border-color .15s ease;
}
.input:focus { border-color: var(--gold); }
.input::placeholder { color: rgba(238,240,255,.3); }
.auth-msg { min-height: 20px; font-size: 12px; margin-top: 10px; text-align: center; color: var(--red); line-height: 1.5; }

/* ---------- 大厅用户栏 ---------- */
.user-bar {
  display: flex; align-items: center; justify-content: space-between;
  margin-top: 16px; background: var(--glass); border: 1px solid var(--glass-brd);
  border-radius: 999px; padding: 8px 8px 8px 18px; font-size: 13px; color: var(--text-dim);
  backdrop-filter: blur(6px);
}
.user-bar b { color: var(--gold); }
.logout-btn {
  background: none; border: 1px solid var(--glass-brd); color: var(--text-dim);
  border-radius: 999px; padding: 7px 16px; font-size: 12px; cursor: pointer; letter-spacing: 1px;
  transition: all .15s ease; font-family: inherit;
}
.logout-btn:active { transform: scale(.95); background: rgba(255,255,255,.1); }

/* ---------- 游戏说明 ---------- */
.docs-panel { padding: 0; overflow: hidden; margin-bottom: 12px; }
.docs-toggle {
  width: 100%; display: flex; align-items: center; justify-content: space-between;
  background: none; border: none; color: var(--gold); font-size: 14px; font-weight: 800;
  padding: 13px 16px; cursor: pointer; letter-spacing: 1px; font-family: inherit;
}
.docs-arrow { font-size: 12px; transition: transform .2s ease; }
.docs-body { padding: 0 16px 14px; }
.docs-sec { margin-top: 10px; }
.docs-h { font-size: 12px; color: var(--gold); font-weight: 700; margin-bottom: 4px; letter-spacing: 1px; }
.docs-sec p { font-size: 13px; color: var(--text-dim); line-height: 1.8; margin: 0; }

/* ---------- 提示 / 说明 ---------- */
.hint-line { text-align: center; color: var(--text-dim); font-size: 12px; margin-top: 12px; letter-spacing: 1px; line-height: 1.7; }
.hint-line b { color: var(--gold); }

/* ---------- 弹窗 ---------- */
.overlay {
  position: fixed; inset: 0; z-index: 200; background: rgba(5,8,25,.66);
  display: none; align-items: center; justify-content: center; padding: 20px;
  backdrop-filter: blur(4px); animation: fadeIn .22s ease;
}
.overlay.show { display: flex; }
@keyframes fadeIn { from { opacity: 0; } }
.modal {
  width: 100%; max-width: 340px; text-align: center;
  background: linear-gradient(170deg, #23234f, #191938);
  border: 1px solid var(--glass-brd); border-radius: 26px;
  padding: 28px 22px 22px; box-shadow: 0 24px 70px rgba(0,0,0,.5);
  animation: slideUp .35s cubic-bezier(.34,1.4,.64,1);
}
@keyframes slideUp { from { transform: translateY(50px) scale(.92); opacity: 0; } }
.modal .m-icon {
  width: 62px; height: 62px; margin: 0 auto 12px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}
.modal .m-icon svg { width: 30px; height: 30px; stroke: #fff; fill: none; stroke-width: 2.5; stroke-linecap: round; stroke-linejoin: round; }
.mi-win { background: linear-gradient(145deg, #2ed573, #1e9e4f); box-shadow: 0 8px 22px rgba(46,213,115,.35); }
.mi-lose { background: linear-gradient(145deg, #ff6b6b, #d64545); box-shadow: 0 8px 22px rgba(255,107,107,.3); }
.mi-star { background: linear-gradient(145deg, #f7c96a, #e8a33d); box-shadow: 0 8px 22px rgba(247,201,106,.32); }
.mi-star svg { stroke: #5b3a00; }
.modal h3 { font-size: 21px; font-weight: 900; letter-spacing: 2px; }
.modal .m-big { font-size: 34px; font-weight: 900; color: var(--gold); margin: 10px 0 2px; font-variant-numeric: tabular-nums; }
.modal .m-sub { font-size: 13px; color: var(--text-dim); margin: 6px 0 14px; line-height: 1.7; }
.modal .m-sub b { color: var(--text); }
.modal .btn-row { margin-top: 0; }
.modal .btn { padding: 12px 16px; font-size: 14px; min-height: 44px; }

/* ---------- 大厅式子选择（前额叶游戏卡片） ---------- */
.game-select { display: grid; gap: 12px; margin-top: 6px; }
.gs-card {
  display: flex; align-items: center; gap: 14px;
  background: var(--glass); border: 1px solid var(--glass-brd); border-radius: 16px;
  padding: 15px 16px; cursor: pointer; transition: transform .15s ease;
}
.gs-card:active { transform: scale(.97); }
.gs-card .gs-icon {
  width: 44px; height: 44px; flex: none; border-radius: 13px;
  display: flex; align-items: center; justify-content: center; font-weight: 900; font-size: 15px; color: #fff;
}
.gs-1 .gs-icon { background: linear-gradient(145deg,#f7c96a,#e8a33d); color:#5b3a00; }
.gs-2 .gs-icon { background: linear-gradient(145deg,#4cc9f0,#2563eb); }
.gs-3 .gs-icon { background: linear-gradient(145deg,#8b5cf6,#6d28d9); }
.gs-4 .gs-icon { background: linear-gradient(145deg,#2ed573,#1e9e4f); }
.gs-text { flex: 1; }
.gs-text h4 { font-size: 15px; font-weight: 800; letter-spacing: 1px; }
.gs-text p { font-size: 11px; color: var(--text-dim); margin-top: 3px; }
.gs-best { font-size: 11px; color: var(--gold); text-align: right; flex: none; }

/* ---------- 对战 ---------- */
.battle-hero { text-align: center; padding: 20px 0 6px; }
.battle-hero .vs-badge {
  width: 66px; height: 66px; margin: 0 auto 12px; border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, #ffd76e, #e8a33d);
  display: flex; align-items: center; justify-content: center;
  font-size: 24px; font-weight: 900; color: #5b3a00;
  box-shadow: 0 10px 30px rgba(247,201,106,.35);
}
.battle-hero h2 { font-size: 20px; font-weight: 900; letter-spacing: 4px; }
.battle-hero p { color: var(--text-dim); font-size: 12px; margin-top: 6px; letter-spacing: 1px; }

.bt-entry { display: grid; gap: 14px; margin-top: 22px; }
.bt-card { background: var(--glass); border: 1px solid var(--glass-brd); border-radius: var(--radius); padding: 20px 18px; backdrop-filter: blur(10px); }
.bt-card h4 { font-size: 15px; font-weight: 800; margin-bottom: 4px; letter-spacing: 1px; }
.bt-card > p { font-size: 12px; color: var(--text-dim); margin-bottom: 12px; }
.input-code {
  width: 100%; background: rgba(255,255,255,.08); border: 1px solid var(--glass-brd);
  border-radius: 14px; padding: 13px 16px; color: var(--text); font-size: 22px;
  text-align: center; letter-spacing: 12px; font-weight: 800; outline: none; font-family: inherit;
}
.input-code::placeholder { font-size: 14px; letter-spacing: 1px; color: rgba(238,240,255,.3); font-weight: 400; }

.room-code-box { text-align: center; padding: 18px 0 4px; }
.room-code-box .rc-label { font-size: 12px; color: var(--text-dim); letter-spacing: 2px; }
.room-code-box .rc-code {
  font-size: 46px; font-weight: 900; letter-spacing: 14px; color: var(--gold);
  margin: 8px 0 4px; font-variant-numeric: tabular-nums; text-shadow: 0 0 24px rgba(247,201,106,.4);
}
.copy-btn { background: none; border: 1px solid var(--glass-brd); color: var(--text-dim); font-size: 12px; border-radius: 999px; padding: 6px 16px; cursor: pointer; letter-spacing: 1px; }

.duel-strip { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.duel {
  flex: 1; min-width: 0; background: var(--glass); border: 1px solid var(--glass-brd);
  border-radius: 14px; padding: 10px 12px;
}
.duel .d-name { font-size: 12px; color: var(--text-dim); margin-bottom: 6px; display: flex; justify-content: space-between; gap: 6px; white-space: nowrap; }
.duel .d-name b { color: var(--text); font-size: 14px; }
.duel .d-name span { color: var(--gold); font-variant-numeric: tabular-nums; overflow: hidden; text-overflow: ellipsis; }
.duel .d-bar { height: 8px; background: rgba(255,255,255,.1); border-radius: 99px; overflow: hidden; }
.duel .d-bar i { display: block; height: 100%; width: 0; border-radius: 99px; transition: width .4s ease; }
.duel.me .d-bar i { background: linear-gradient(90deg, #4cc9f0, #2563eb); }
.duel.op .d-bar i { background: linear-gradient(90deg, #ff6b6b, #d64545); }
.duel-vs { font-weight: 900; color: var(--gold); font-size: 18px; flex: none; }

.big-count {
  position: fixed; inset: 0; z-index: 300; display: none;
  align-items: center; justify-content: center; pointer-events: none;
}
.big-count.show { display: flex; }
.big-count .bc-num {
  font-size: 110px; font-weight: 900; color: var(--gold);
  text-shadow: 0 0 60px rgba(247,201,106,.55); animation: bcPop .9s ease;
  font-variant-numeric: tabular-nums;
}
@keyframes bcPop { 0% { transform: scale(1.6); opacity: 0;} 30% { transform: scale(1); opacity: 1;} 85% { transform: scale(1); opacity: 1;} 100% { transform: scale(.8); opacity: 0;} }

.status-line { text-align: center; font-size: 13px; color: var(--text-dim); letter-spacing: 1px; margin: 10px 0; min-height: 20px; }
.status-line b { color: var(--gold); }

@media (min-width: 520px) {
  .grid { gap: 10px; }
  .game-cards { grid-template-columns: 1fr; }
}