*{margin:0;padding:0;box-sizing:border-box}
:root{
  --c:#00f0ff;--p:#ff2d95;--v:#b026ff;--g:#ffd700;
  --d:#060612;--card:rgba(12,12,30,0.88);--bd:rgba(0,240,255,0.12)
}
html,body{
  background:var(--d);color:#d0d0e0;
  font-family:-apple-system,'Segoe UI',Roboto,'Noto Sans SC',sans-serif;
  min-height:100vh;overflow-x:hidden
}
body{
  background:
    radial-gradient(ellipse at 20% 0%,rgba(176,38,255,.08) 0%,transparent 50%),
    radial-gradient(ellipse at 80% 0%,rgba(0,240,255,.06) 0%,transparent 50%),
    var(--d)
}

/* Grid + scanline */
body::before{
  content:'';position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(0,240,255,.025) 1px,transparent 1px),
    linear-gradient(90deg,rgba(0,240,255,.025) 1px,transparent 1px);
  background-size:50px 50px;
  animation:gm 20s linear infinite
}
@keyframes gm{0%{transform:translateY(0)}100%{transform:translateY(50px)}}
body::after{
  content:'';position:fixed;top:-2px;left:0;right:0;
  height:2px;z-index:0;pointer-events:none;opacity:.3;
  background:linear-gradient(90deg,transparent,var(--c),transparent);
  animation:sl 4s ease-in-out infinite
}
@keyframes sl{0%{top:-2px}100%{top:100vh}}

#particles{position:fixed;inset:0;z-index:0;pointer-events:none}
#app{position:relative;z-index:1;max-width:480px;margin:0 auto;padding:16px 16px 40px}

/* Header */
.header{text-align:center;padding:20px 0 16px}
.header h1{
  font-family:'Orbitron',sans-serif;
  font-size:28px;font-weight:900;
  background:linear-gradient(135deg,var(--c),var(--v),var(--p));
  background-size:200% 200%;
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;
  animation:gs 4s ease infinite;
  filter:drop-shadow(0 0 12px rgba(0,240,255,.3))
}
@keyframes gs{0%,100%{background-position:0% 50%}50%{background-position:100% 50%}}
.room-id{font-size:11px;color:#445;margin-top:6px;letter-spacing:3px;text-transform:uppercase}

/* Buttons */
.btn{
  padding:12px 28px;border:none;border-radius:10px;
  font-size:15px;font-weight:700;cursor:pointer;
  transition:all .2s;letter-spacing:.5px
}
.btn:active{transform:scale(.96)}
.btn-primary{
  background:linear-gradient(135deg,var(--c),#0088ff,var(--v));
  color:#000;box-shadow:0 0 20px rgba(0,240,255,.2)
}
.btn-pink{
  background:linear-gradient(135deg,var(--p),#cc0066,var(--v));
  color:#fff;box-shadow:0 0 20px rgba(255,45,149,.2)
}
.btn-ghost{background:rgba(0,240,255,.05);color:var(--c);border:1px solid var(--bd)}
.btn-sm{padding:7px 16px;font-size:13px;border-radius:8px}
.btn-block{width:100%}

/* Cards */
.card{
  background:var(--card);border:1px solid var(--bd);
  border-radius:14px;backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  padding:16px;margin-bottom:12px;
  transition:border-color .3s,box-shadow .3s
}
.card:hover{border-color:rgba(0,240,255,.25);box-shadow:0 0 16px rgba(0,240,255,.06)}

/* Input */
.input{
  width:100%;padding:10px 14px;
  background:rgba(0,0,0,.3);border:1px solid var(--bd);
  border-radius:8px;color:#e0e0e0;font-size:15px;outline:none;
  transition:border-color .2s
}
.input:focus{border-color:var(--c);box-shadow:0 0 8px rgba(0,240,255,.15)}
.input::placeholder{color:#445}
.label{font-size:13px;color:#778;margin-bottom:6px;display:block}

/* Player card */
.player-card{
  display:flex;align-items:center;gap:12px;
  padding:14px;cursor:pointer;transition:background .2s
}
.player-card:hover{background:rgba(0,240,255,.03)}
.avatar{
  width:52px;height:52px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-size:26px;border:2px solid var(--bd);flex-shrink:0;
  background:rgba(0,0,0,.3);
  box-shadow:0 0 12px rgba(0,240,255,.08)
}
.player-info{flex:1;min-width:0}
.player-name{font-size:16px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.player-tag{font-size:12px;color:#556;margin-top:2px}

/* Scores */
.player-score{
  font-family:'Orbitron',sans-serif;
  font-size:24px;font-weight:900;
  font-variant-numeric:tabular-nums;
  min-width:60px;text-align:right
}
.score-positive{color:var(--c);text-shadow:0 0 14px rgba(0,240,255,.5)}
.score-negative{color:var(--p);text-shadow:0 0 14px rgba(255,45,149,.5)}
.score-zero{color:#556}

/* Modal */
.modal-overlay{
  position:fixed;inset:0;z-index:100;
  background:rgba(0,0,0,.7);backdrop-filter:blur(4px);
  display:flex;align-items:flex-end;justify-content:center
}
.modal{
  background:#0c0c22;border:1px solid var(--bd);
  border-radius:18px 18px 0 0;width:100%;max-width:480px;
  padding:24px;max-height:85vh;overflow-y:auto;
  animation:su .25s ease;
  box-shadow:0 -10px 40px rgba(0,240,255,.08)
}
@keyframes su{from{transform:translateY(100%)}to{transform:translateY(0)}}
.modal-title{
  font-size:18px;font-weight:700;margin-bottom:16px;
  display:flex;align-items:center;justify-content:space-between
}
.modal-close{background:none;border:none;color:#556;font-size:24px;cursor:pointer;padding:4px}

/* Records */
.record{
  display:flex;align-items:center;gap:10px;
  padding:10px 0;border-bottom:1px solid rgba(255,255,255,.04);font-size:14px
}
.record:last-child{border-bottom:none}
.record-time{color:#445;font-size:12px;min-width:50px}
.record-detail{flex:1}
.record-amount{font-weight:700;min-width:60px;text-align:right}

/* Admin bar */
.admin-bar{display:flex;gap:8px;margin-bottom:16px;flex-wrap:wrap}

/* Avatar picker */
.avatar-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:8px;margin:12px 0}
.avatar-option{
  width:100%;aspect-ratio:1;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-size:28px;cursor:pointer;border:2px solid transparent;
  background:rgba(0,0,0,.3);transition:all .2s
}
.avatar-option.selected{border-color:var(--c);background:rgba(0,240,255,.1)}

/* Numpad */
.numpad{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:12px 0}
.numpad-btn{
  padding:14px;border-radius:10px;
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.06);
  color:#e0e0e0;font-size:20px;font-weight:600;
  cursor:pointer;transition:all .15s;
  position:relative;overflow:hidden
}
.numpad-btn:active{background:rgba(0,240,255,.15);border-color:var(--c)}
.numpad-display{
  text-align:center;font-family:'Orbitron',sans-serif;
  font-size:40px;font-weight:900;color:var(--c);
  padding:16px;border-bottom:2px solid var(--bd);margin-bottom:12px;
  text-shadow:0 0 20px rgba(0,240,255,.4)
}

/* Share card */
.share-card{
  background:linear-gradient(135deg,#0d1b3e,#1a0a2e);
  border:1px solid var(--bd);border-radius:16px;
  padding:24px;text-align:center
}
.share-card h2{
  font-size:22px;
  background:linear-gradient(135deg,var(--c),var(--p));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent
}
.share-link{
  margin:12px 0;padding:10px;
  background:rgba(0,0,0,.4);border-radius:8px;
  font-size:13px;color:var(--c);word-break:break-all
}

/* Toast */
.toast{
  position:fixed;top:20px;left:50%;transform:translateX(-50%);
  background:rgba(0,240,255,.12);border:1px solid var(--c);
  color:var(--c);padding:10px 24px;border-radius:10px;
  font-size:14px;z-index:200;
  box-shadow:0 0 20px rgba(0,240,255,.2);
  animation:fio 2s ease forwards
}
@keyframes fio{
  0%{opacity:0;transform:translateX(-50%) translateY(-10px)}
  15%{opacity:1;transform:translateX(-50%) translateY(0)}
  85%{opacity:1}
  100%{opacity:0}
}

/* Gold rank card */
.card-gold{border-color:rgba(255,215,0,.3);box-shadow:0 0 20px rgba(255,215,0,.1)}
.card-gold .avatar{border-color:rgba(255,215,0,.5);box-shadow:0 0 16px rgba(255,215,0,.15)}

.hidden{display:none!important}