/* ===== 霓虹消除 — 共享设计系统 ===== */
:root{
  --bg:#05060f;
  --bg-glow-1:rgba(34,232,255,.16);
  --bg-glow-2:rgba(255,47,178,.14);
  --ink:#eaf2ff;
  --ink-dim:#b7c4ea;
  --muted:#8090bd;
  --cyan:#22e8ff;
  --pink:#ff2fb2;
  --lime:#9dff3c;
  --amber:#ffb020;
  --violet:#8b5cff;
  --panel:rgba(18,24,52,.78);
  --panel-2:rgba(10,14,34,.9);
  --line:rgba(120,160,255,.16);
  --line-2:rgba(120,160,255,.3);
  --r-lg:22px;
  --r-md:15px;
  --r-sm:10px;
  --sp:12px;
  --shadow:0 12px 34px rgba(0,0,0,.5);
}

*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{width:100%;max-width:100%;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{
  min-height:100dvh;
  background:var(--bg);
  color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"SF Pro SC","PingFang SC","HarmonyOS Sans SC","Noto Sans CJK SC",system-ui,"Segoe UI",Roboto,sans-serif;
  font-size:15px;
  line-height:1.45;
  touch-action:manipulation;
  overscroll-behavior:none;
}
img,svg,canvas{max-width:100%}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
input,textarea{font:inherit;color:inherit}
.num{font-variant-numeric:tabular-nums;letter-spacing:.02em}

/* 背景霓虹层 */
.bg-layer{
  position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(120% 60% at 18% -6%,var(--bg-glow-1),transparent 62%),
    radial-gradient(110% 55% at 88% 4%,var(--bg-glow-2),transparent 60%),
    radial-gradient(140% 80% at 50% 108%,rgba(139,92,255,.2),transparent 66%),
    url("assets/bg-grid.png") repeat 0 0/78px 78px,
    linear-gradient(180deg,#070a1a,#04050d 60%,#03040a);
}
.bg-layer::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(90% 70% at 50% 40%,transparent 40%,rgba(2,3,10,.72) 100%);
}

/* ===== 通用组件 ===== */
.panel{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  box-shadow:var(--shadow);
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 20px;border-radius:999px;
  font-weight:700;letter-spacing:.02em;
  background:rgba(120,160,255,.1);
  border:1px solid var(--line-2);
  color:var(--ink);
  transition:transform .12s ease,filter .12s ease,background .16s ease;
}
.btn:active{transform:scale(.965)}
.btn[disabled]{opacity:.5;pointer-events:none}
.btn-primary{
  background:linear-gradient(135deg,#25e6ff,#7b6bff 52%,#ff3fb6);
  color:#040a18;border:0;
  box-shadow:0 10px 26px rgba(72,140,255,.42),0 0 0 1px rgba(255,255,255,.18) inset;
}
.btn-ghost{background:rgba(255,255,255,.04)}
.btn-danger{color:#ffb2c8;border-color:rgba(255,80,140,.42);background:rgba(255,60,120,.1)}
.btn-sm{min-height:44px;padding:0 16px;font-size:13px;font-weight:600}
.icon-btn{
  width:44px;height:44px;min-height:44px;padding:0;border-radius:14px;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(120,160,255,.08);border:1px solid var(--line);
}
.icon{width:20px;height:20px;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;fill:none}

.eyebrow{
  font-size:11px;font-weight:700;letter-spacing:.18em;
  color:var(--muted);text-transform:uppercase;
}
.field{
  width:100%;min-height:46px;padding:11px 14px;
  background:rgba(6,9,24,.8);
  border:1px solid var(--line);border-radius:var(--r-sm);
  color:var(--ink);outline:none;
}
.field:focus{border-color:rgba(34,232,255,.6);box-shadow:0 0 0 3px rgba(34,232,255,.14)}
.field::placeholder{color:#5f6d98}

/* toast */
.toast-wrap{
  position:fixed;left:50%;transform:translateX(-50%);
  bottom:calc(26px + env(safe-area-inset-bottom));
  z-index:90;display:flex;flex-direction:column;gap:8px;
  align-items:center;pointer-events:none;width:min(92vw,420px);
}
.toast{
  max-width:100%;padding:11px 16px;border-radius:14px;
  background:rgba(12,17,40,.94);
  border:1px solid var(--line-2);
  box-shadow:var(--shadow);
  font-size:14px;font-weight:600;
  animation:toast-in .22s ease both;
}
.toast.err{border-color:rgba(255,80,140,.5);color:#ffc4d6}
@keyframes toast-in{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

.scroll-y{overflow-y:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none}
.scroll-y::-webkit-scrollbar{display:none}

.empty{
  padding:26px 16px;text-align:center;color:var(--muted);font-size:14px;
  border:1px dashed var(--line);border-radius:var(--r-md);
}
.spinner{
  width:16px;height:16px;border-radius:50%;
  border:2px solid rgba(255,255,255,.25);border-top-color:#fff;
  animation:spin .7s linear infinite;display:inline-block;
}
@keyframes spin{to{transform:rotate(360deg)}}

/* ===== 游戏页 ===== */
.game{
  position:relative;z-index:1;
  height:100dvh;display:flex;flex-direction:column;
  padding:calc(8px + env(safe-area-inset-top)) 14px calc(10px + env(safe-area-inset-bottom));
  gap:10px;max-width:560px;margin:0 auto;width:100%;
}
.topbar{display:flex;align-items:center;gap:10px}
.brand{display:flex;flex-direction:column;gap:1px;min-width:0;flex:1}
.brand h1{
  margin:0;font-size:19px;font-weight:800;letter-spacing:.06em;
  background:linear-gradient(96deg,#5cf1ff,#c39bff 46%,#ff6fc6);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.brand p{margin:0;font-size:11px;letter-spacing:.16em;color:var(--muted);font-weight:600}

.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.stat{
  padding:9px 10px 10px;border-radius:var(--r-md);
  background:linear-gradient(180deg,rgba(28,36,74,.82),rgba(12,16,38,.82));
  border:1px solid var(--line);
  text-align:center;
}
.stat b{display:block;font-size:22px;font-weight:800;line-height:1.15;margin-top:2px}
.stat span{font-size:10px;letter-spacing:.14em;color:var(--muted);font-weight:700}
.stat.is-score b{color:#8df6ff}
.stat.is-best b{color:#ffd27a}
.stat.is-moves b{color:#ff9ede}
.stat.low b{color:#ff6b8f;animation:pulse-warn 1s ease-in-out infinite}
@keyframes pulse-warn{50%{opacity:.55}}

.goal{display:flex;align-items:center;gap:10px}
.goal-bar{
  position:relative;flex:1;height:8px;border-radius:99px;
  background:rgba(120,160,255,.12);overflow:hidden;
  border:1px solid var(--line);
}
.goal-bar i{
  position:absolute;inset:0 auto 0 0;width:0%;
  background:linear-gradient(90deg,#22e8ff,#8b5cff 60%,#ff2fb2);
  border-radius:99px;transition:width .35s cubic-bezier(.22,1,.36,1);
}
.goal-txt{font-size:11px;color:var(--muted);font-weight:700;letter-spacing:.04em}
.goal-txt em{font-style:normal;color:#9be7ff}

.board-wrap{
  position:relative;flex:1;min-height:0;
  display:flex;align-items:center;justify-content:center;
}
#board{display:block;border-radius:18px;touch-action:none}
.combo{
  position:absolute;left:50%;top:16%;transform:translate(-50%,-6px) scale(.8);
  padding:6px 16px;border-radius:999px;
  background:rgba(8,12,30,.82);border:1px solid rgba(34,232,255,.5);
  color:#a9f4ff;font-weight:800;font-size:15px;letter-spacing:.08em;
  opacity:0;pointer-events:none;
}
.combo.show{animation:combo-pop .72s cubic-bezier(.22,1,.36,1) both}
@keyframes combo-pop{
  0%{opacity:0;transform:translate(-50%,4px) scale(.72)}
  22%{opacity:1;transform:translate(-50%,-10px) scale(1.06)}
  70%{opacity:1;transform:translate(-50%,-14px) scale(1)}
  100%{opacity:0;transform:translate(-50%,-30px) scale(.96)}
}

.dock{display:flex;align-items:center;gap:10px}
.dock .hint{
  flex:1;min-width:0;font-size:12px;color:var(--muted);font-weight:600;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}

/* 遮罩层 */
.overlay{
  position:fixed;inset:0;z-index:40;
  display:flex;align-items:center;justify-content:center;
  padding:calc(20px + env(safe-area-inset-top)) 16px calc(20px + env(safe-area-inset-bottom));
  background:rgba(3,5,14,.78);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
}
.overlay[hidden]{display:none}
.sheet{
  width:min(100%,400px);max-height:100%;
  display:flex;flex-direction:column;
  padding:22px 20px;border-radius:26px;
  background:linear-gradient(180deg,rgba(26,33,70,.96),rgba(9,12,30,.97));
  border:1px solid var(--line-2);
  box-shadow:0 26px 60px rgba(0,0,0,.6),0 0 60px rgba(64,120,255,.18);
  animation:sheet-in .26s cubic-bezier(.22,1,.36,1) both;
}
@keyframes sheet-in{from{opacity:0;transform:translateY(16px) scale(.97)}to{opacity:1;transform:none}}
.sheet h2{
  margin:6px 0 4px;font-size:27px;font-weight:800;letter-spacing:.04em;
  background:linear-gradient(96deg,#5cf1ff,#c39bff 48%,#ff6fc6);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.sheet .lead{margin:0 0 14px;color:var(--ink-dim);font-size:14px}
.sheet .scroll-y{margin:0 -4px;padding:0 4px}
.result-score{
  display:flex;align-items:baseline;gap:10px;margin:2px 0 12px;
}
.result-score b{font-size:46px;font-weight:800;line-height:1;color:#8df6ff}
.result-score span{font-size:13px;color:var(--muted);font-weight:700}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;font-size:12px;font-weight:700;
  background:rgba(157,255,60,.12);border:1px solid rgba(157,255,60,.4);color:#cdff8e;
}
.badge.miss{background:rgba(255,176,32,.1);border-color:rgba(255,176,32,.36);color:#ffd08a}
.kv{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:14px 0}
.kv div{
  padding:10px 12px;border-radius:var(--r-sm);
  background:rgba(120,160,255,.07);border:1px solid var(--line);
}
.kv span{display:block;font-size:10px;letter-spacing:.14em;color:var(--muted);font-weight:700}
.kv b{font-size:18px;font-weight:800}
.rules-mini{
  display:flex;flex-direction:column;gap:9px;margin:4px 0 18px;
  padding:14px;border-radius:var(--r-md);
  background:rgba(120,160,255,.06);border:1px solid var(--line);
}
.rules-mini li{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--ink-dim)}
.rules-mini .dot{
  flex:none;width:9px;height:9px;border-radius:3px;margin-top:5px;
  box-shadow:0 0 10px currentColor;background:currentColor;
}
.name-row{display:flex;gap:8px;margin:2px 0 14px}
.name-row .field{flex:1}
.ai-box{
  margin:2px 0 16px;padding:13px 14px;border-radius:var(--r-md);
  background:rgba(34,232,255,.06);border:1px solid rgba(34,232,255,.26);
  font-size:14px;color:var(--ink-dim);
}
.ai-box .gnjai-md{color:var(--ink-dim)}
.sheet-actions{display:flex;flex-direction:column;gap:9px;margin-top:2px}

/* ===== 管理页 ===== */
.admin{
  position:relative;z-index:1;height:100dvh;display:flex;flex-direction:column;
  max-width:640px;margin:0 auto;width:100%;
}
.admin-head{
  padding:calc(12px + env(safe-area-inset-top)) 16px 12px;
  display:flex;align-items:center;gap:10px;
  border-bottom:1px solid var(--line);
  background:linear-gradient(180deg,rgba(10,14,34,.9),rgba(10,14,34,.5));
}
.admin-head h1{margin:0;font-size:18px;font-weight:800;letter-spacing:.04em}
.admin-head p{margin:1px 0 0;font-size:11px;letter-spacing:.14em;color:var(--muted);font-weight:700}
.tabs{display:flex;gap:6px;padding:10px 16px 4px}
.tab{
  flex:1;min-height:44px;border-radius:12px;font-size:13px;font-weight:700;
  background:rgba(120,160,255,.07);border:1px solid var(--line);color:var(--muted);
}
.tab.active{background:rgba(34,232,255,.14);border-color:rgba(34,232,255,.5);color:#9be7ff}
.admin-body{flex:1;min-height:0;padding:10px 16px calc(24px + env(safe-area-inset-bottom))}
.tab-panel[hidden]{display:none}
.card{
  padding:16px;border-radius:var(--r-lg);margin-bottom:12px;
  background:var(--panel);border:1px solid var(--line);box-shadow:var(--shadow);
}
.card h3{margin:0 0 3px;font-size:15px;font-weight:800}
.card .sub{margin:0 0 14px;font-size:12px;color:var(--muted)}
.kpis{display:grid;grid-template-columns:repeat(2,1fr);gap:9px}
.kpi{
  padding:13px;border-radius:var(--r-md);
  background:linear-gradient(180deg,rgba(30,38,80,.7),rgba(12,16,38,.7));
  border:1px solid var(--line);
}
.kpi span{display:block;font-size:10px;letter-spacing:.14em;color:var(--muted);font-weight:700}
.kpi b{display:block;font-size:25px;font-weight:800;margin-top:3px;color:#8df6ff}
.kpi.pink b{color:#ff9ede}
.kpi.gold b{color:#ffd27a}
.kpi.lime b{color:#cdff8e}
.form-row{margin-bottom:12px}
.form-row label{display:block;font-size:12px;font-weight:700;color:var(--ink-dim);margin-bottom:6px}
.rank{display:flex;flex-direction:column;gap:8px;max-height:52vh}
.rank-item{
  display:grid;grid-template-columns:auto 1fr auto;
  column-gap:11px;row-gap:3px;align-items:center;
  padding:10px 12px;border-radius:var(--r-md);
  background:rgba(120,160,255,.06);border:1px solid var(--line);
}
.rank-no{
  grid-row:span 2;align-self:center;
  width:30px;height:30px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  font-size:13px;font-weight:800;
  background:rgba(120,160,255,.14);color:var(--ink-dim);
}
.rank-item:nth-child(1) .rank-no{background:linear-gradient(135deg,#ffd27a,#ff9c3c);color:#2a1600}
.rank-item:nth-child(2) .rank-no{background:linear-gradient(135deg,#d8e4ff,#93a8d8);color:#141c33}
.rank-item:nth-child(3) .rank-no{background:linear-gradient(135deg,#ffb08a,#d97a4e);color:#2a1200}
.rank-name{
  grid-column:2;font-size:14px;font-weight:700;min-width:0;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.rank-score{grid-column:3;font-size:17px;font-weight:800;color:#8df6ff;text-align:right}
.rank-meta{
  grid-column:2;font-size:11px;color:var(--muted);min-width:0;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.rank-del{grid-column:3;justify-self:end;min-height:44px;padding:0 16px;font-size:12px}
.card .btn-primary,.card .btn-ghost{width:100%}
.card .btn-sm{width:auto}