:root {
  --bg0: #07111f;
  --bg1: #12233a;
  --card: rgba(16, 28, 48, 0.92);
  --line: rgba(140, 190, 255, 0.18);
  --text: #e8f1ff;
  --muted: #8aa0c0;
  --gold: #f0c36a;
  --accent: #3d8bff;
  --danger: #ff6b7a;
}

* { box-sizing: border-box; }
html, body {
  margin: 0;
  min-height: 100%;
  font-family: "Noto Sans SC", sans-serif;
  color: var(--text);
  background:
    radial-gradient(900px 480px at 10% -10%, rgba(70, 120, 255, 0.22), transparent 60%),
    radial-gradient(700px 420px at 90% 0%, rgba(240, 170, 80, 0.12), transparent 55%),
    linear-gradient(160deg, var(--bg0), var(--bg1));
}

.admin-app {
  max-width: 1080px;
  margin: 0 auto;
  padding: 1.2rem 1rem 2.5rem;
}

.admin-top {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: flex-start;
  margin-bottom: 1.2rem;
}

.admin-top h1 {
  margin: 0;
  font-size: 1.45rem;
  letter-spacing: 0.04em;
  color: var(--gold);
}

.admin-top p {
  margin: 0.35rem 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.admin-top-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 1.1rem 1.15rem 1.25rem;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.28);
}

.panel h2 {
  margin: 0 0 0.85rem;
  font-size: 1.1rem;
}

.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.4rem;
}

.panel-head h2 { margin: 0; }

form {
  display: grid;
  gap: 0.75rem;
  max-width: 360px;
}

label {
  display: grid;
  gap: 0.35rem;
  font-size: 0.85rem;
  color: var(--muted);
}

input[type="text"],
input[type="password"],
input[type="number"] {
  width: 100%;
  border: 1px solid var(--line);
  background: rgba(5, 12, 24, 0.7);
  color: var(--text);
  border-radius: 10px;
  padding: 0.65rem 0.75rem;
  font: inherit;
}

.btn {
  appearance: none;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  border-radius: 10px;
  padding: 0.55rem 0.9rem;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn:hover { background: rgba(255, 255, 255, 0.1); }
.btn.primary {
  background: linear-gradient(135deg, #2f74ff, #1a4fd4);
  border-color: transparent;
}
.btn.ghost { background: transparent; }
.btn.small {
  padding: 0.35rem 0.55rem;
  font-size: 0.78rem;
}

.hint {
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.5;
}

.hint code {
  color: var(--gold);
  background: rgba(240, 195, 106, 0.1);
  padding: 0.05rem 0.3rem;
  border-radius: 6px;
}

.error {
  color: var(--danger);
  font-size: 0.9rem;
}

.table-wrap {
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 12px;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 720px;
}

th, td {
  padding: 0.7rem 0.75rem;
  border-bottom: 1px solid rgba(130, 170, 230, 0.12);
  text-align: left;
  vertical-align: middle;
  font-size: 0.9rem;
}

th {
  background: rgba(255, 255, 255, 0.03);
  color: var(--muted);
  font-weight: 700;
  white-space: nowrap;
}

.admin-tabs {
  display: flex;
  gap: 0.45rem;
  margin-bottom: 0.85rem;
}

.admin-tabs .tab {
  appearance: none;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  color: var(--muted);
  border-radius: 999px;
  padding: 0.45rem 0.95rem;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.admin-tabs .tab.active {
  color: #1a1208;
  background: linear-gradient(135deg, #ffe08a, #e0a020);
  border-color: transparent;
}

.record-filters {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  flex-wrap: wrap;
}

.record-filters select {
  border: 1px solid var(--line);
  background: rgba(5, 12, 24, 0.7);
  color: var(--text);
  border-radius: 10px;
  padding: 0.45rem 0.65rem;
  font: inherit;
}

.win { color: #5dffa6; font-weight: 800; }
.lose { color: #ff7b88; font-weight: 800; }
.flat { color: var(--muted); font-weight: 700; }

.tag {
  display: inline-block;
  margin-left: 0.25rem;
  padding: 0.05rem 0.35rem;
  border-radius: 999px;
  background: rgba(240, 195, 106, 0.18);
  color: var(--gold);
  font-size: 0.72rem;
}

td small {
  color: var(--muted);
  font-size: 0.72rem;
}

.empty {
  text-align: center;
  color: var(--muted);
  padding: 1.4rem !important;
}

.rate-input {
  width: 120px;
  vertical-align: middle;
}

.rate-val {
  display: inline-block;
  min-width: 2ch;
  margin-left: 0.35rem;
  color: var(--gold);
}

.chip-input {
  width: 100px;
  padding: 0.4rem 0.5rem;
}

.ops {
  display: flex;
  gap: 0.35rem;
  flex-wrap: wrap;
}

@media (max-width: 720px) {
  .admin-top { flex-direction: column; }
}