:root {
  color-scheme: light;
  --bg: #0b1220;
  --bg-2: #111a2e;
  --card: rgba(20, 28, 48, 0.78);
  --border: rgba(127, 158, 255, 0.18);
  --text: #e6edff;
  --muted: #94a3c4;
  --primary: #4f7bff;
  --primary-2: #6ea8ff;
  --success: #4de2c4;
  --danger: #ff7a8a;
  --warn: #ffb84d;
  font-family: "Manrope", "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(900px 600px at 10% 10%, rgba(79, 123, 255, 0.18), transparent 60%),
    radial-gradient(900px 600px at 90% 90%, rgba(110, 168, 255, 0.14), transparent 60%),
    linear-gradient(180deg, var(--bg), var(--bg-2));
  color: var(--text);
}

.bg-orb {
  position: fixed;
  width: 480px; height: 480px;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.5;
  pointer-events: none;
  z-index: 0;
}
.bg-orb-a { top: -120px; left: -120px; background: #4f7bff; }
.bg-orb-b { bottom: -160px; right: -160px; background: #00d3ad; }

.shell {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: 28px 24px 80px;
  display: grid;
  gap: 18px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
  backdrop-filter: blur(10px);
}

.header h1 { margin: 0; font-weight: 800; letter-spacing: 0.04em; }
.muted { color: var(--muted); font-size: 13px; }

.tabs {
  display: flex; gap: 8px; flex-wrap: wrap;
}
.tab-btn {
  background: rgba(127, 158, 255, 0.08);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 8px 14px;
  border-radius: 10px;
  cursor: pointer;
  font-weight: 600;
}
.tab-btn.active {
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  border-color: transparent;
  color: #08101f;
}
.tab-pane { display: none; }
.tab-pane.active { display: grid; gap: 16px; }

h2 { margin: 0 0 12px; font-size: 16px; font-weight: 700; }

.actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

button {
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  border: 0;
  color: #08101f;
  font-weight: 700;
  padding: 8px 14px;
  border-radius: 10px;
  cursor: pointer;
}
button.secondary {
  background: rgba(127, 158, 255, 0.12);
  color: var(--text);
  border: 1px solid var(--border);
}
button.danger {
  background: linear-gradient(135deg, #ff5a72, #ff7a8a);
  color: #fff;
}
button:disabled { opacity: 0.5; cursor: not-allowed; }

.input-text, textarea, select {
  width: 100%;
  background: rgba(8, 16, 31, 0.6);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 8px 10px;
  border-radius: 10px;
  font: inherit;
}
textarea { min-height: 96px; resize: vertical; }

.form-group { display: grid; gap: 6px; }
.form-group label { font-size: 12px; color: var(--muted); }

.table-wrapper { overflow: auto; }
table { width: 100%; border-collapse: collapse; min-width: 720px; }
th, td {
  text-align: left;
  padding: 8px 10px;
  font-size: 13px;
  border-bottom: 1px solid rgba(127, 158, 255, 0.12);
  white-space: nowrap;
}
th { color: var(--muted); font-weight: 600; }

.tag {
  display: inline-block; padding: 2px 8px; border-radius: 999px;
  font-size: 11px; font-weight: 700;
}
.tag.active { background: rgba(77, 226, 196, 0.18); color: var(--success); }
.tag.exhausted { background: rgba(255, 184, 77, 0.18); color: var(--warn); }
.tag.invalid, .tag.error { background: rgba(255, 122, 138, 0.18); color: var(--danger); }

.msg { font-size: 12px; }

.stats {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px;
}
.stat-card {
  background: rgba(127, 158, 255, 0.08);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px;
}
.stat-card .v { font-size: 24px; font-weight: 800; }
.stat-card .l { color: var(--muted); font-size: 12px; }

.modal-backdrop {
  position: fixed; inset: 0;
  background: rgba(8, 12, 24, 0.65);
  display: none;
  align-items: center; justify-content: center;
  z-index: 99;
}
.modal-backdrop.open { display: flex; }
.modal-card {
  background: #131b30;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
  width: min(560px, 92vw);
  max-height: 86vh;
  overflow: auto;
}