/* b50 admin panel. Same house style as the b50_bridge menu: square panels with a cut bottom-right corner,
   // tracked titles, mono indices and figures, one accent colour. */
:root {
  --accent: #4169E1;
  --accent-soft: rgba(65, 105, 225, .16);
  --font: "Inter", "Segoe UI", Tahoma, Arial, sans-serif;
  --mono: "JetBrains Mono", Consolas, "Courier New", monospace;
  --bg: #0f1113;
  --panel: #16181b;
  --panel-2: #1d2024;
  --line: #2c3035;
  --line-soft: #22262a;
  --text: #e4e7ea;
  --muted: #969ea6;
  --dim: #6a7179;
  --hover: rgba(255, 255, 255, .04);
  --ok: #1f9d55;
  --warn: #e07b1a;
  --danger: #d0342c;
  --cut: 12px;
  color-scheme: dark;
}
:root[data-theme="light"] {
  --bg: #eef0f2; --panel: #ffffff; --panel-2: #f5f6f7; --line: #d6dadf; --line-soft: #e6e9ec;
  --text: #16181b; --muted: #555d66; --dim: #7a828b; --hover: rgba(0, 0, 0, .035); --accent-soft: rgba(65, 105, 225, .12);
  color-scheme: light;
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body { background: var(--bg); color: var(--text); font: 14px/1.45 var(--font); -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
.mono { font-family: var(--mono); }
.muted { color: var(--muted); }
.dim { color: var(--dim); }
.num { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.hidden { display: none !important; }

/* layout */
.shell { display: grid; grid-template-columns: 220px 1fr; min-height: 100vh; }
.side { background: var(--panel); border-right: 1px solid var(--line); padding: 18px 0; display: flex; flex-direction: column; position: sticky; top: 0; height: 100vh; }
.brand { padding: 0 18px 18px; display: flex; align-items: center; gap: 10px; }
.brand-mark { width: 22px; height: 22px; background: var(--accent); clip-path: polygon(0 0, 100% 0, 100% 68%, 68% 100%, 0 100%); }
.brand-name { font-weight: 800; letter-spacing: .14em; font-size: 12px; text-transform: uppercase; }
.server-pick { margin: 0 12px 14px; }
.server-pick select { width: 100%; }
.nav { display: flex; flex-direction: column; }
.nav a { padding: 8px 18px; color: var(--muted); display: flex; align-items: center; gap: 10px; border-left: 2px solid transparent; font-weight: 500; }
.nav a .idx { font-family: var(--mono); font-size: 10px; color: var(--dim); width: 18px; }
.nav a:hover { color: var(--text); background: var(--hover); }
.nav a.active { color: var(--text); border-left-color: var(--accent); background: var(--accent-soft); }
.foot-btns { display: flex; gap: 6px; width: 100%; }
.side-foot { flex-wrap: wrap; margin-top: auto; padding: 14px 18px 0; border-top: 1px solid var(--line-soft); display: flex; align-items: center; gap: 10px; font-size: 13px; }
.avatar { width: 26px; height: 26px; border-radius: 50%; background: var(--panel-2); flex: none; object-fit: cover; }
.avatar-letter { display: inline-flex; align-items: center; justify-content: center; font-weight: 700; font-size: 12px; background: var(--accent); color: #fff; }
.main { padding: 22px 28px 60px; min-width: 0; }

/* headings */
.page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 18px; flex-wrap: wrap; }
.title { font-weight: 700; font-size: 13px; letter-spacing: .16em; text-transform: uppercase; margin: 0; }
.title::before { content: "// "; color: var(--accent); font-family: var(--mono); letter-spacing: 0; }
.subtitle { font-family: var(--mono); font-size: 11px; letter-spacing: .06em; text-transform: uppercase; color: var(--dim); margin-top: 4px; }
h2.section { font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); font-weight: 700; margin: 0 0 10px; }
.tab-accent { display: block; width: 28px; height: 3px; background: var(--accent); margin-top: 8px; }

/* panels */
.panel { background: var(--panel); border: 1px solid var(--line); clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%); }
.panel-pad { padding: 16px; }
.grid { display: grid; gap: 14px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
@media (max-width: 1100px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 760px) {
  .shell { grid-template-columns: 1fr; }
  .side { position: static; height: auto; padding: 12px 0 0; }
  .brand { padding: 0 16px 12px; }
  .nav { flex-direction: row; overflow-x: auto; border-top: 1px solid var(--line-soft); }
  .nav a { border-left: 0; border-bottom: 2px solid transparent; padding: 10px 14px; white-space: nowrap; }
  .nav a.active { border-bottom-color: var(--accent); }
  .nav a .idx { display: none; }
  .side-foot { padding: 10px 16px; }
  .main { padding: 16px; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* stat tiles */
.stat { padding: 14px 16px; }
.stat .label { font-size: 10px; letter-spacing: .14em; text-transform: uppercase; color: var(--dim); font-weight: 700; }
.stat .value { font-family: var(--mono); font-size: 22px; margin-top: 4px; font-variant-numeric: tabular-nums; }
.segs { display: flex; gap: 2px; margin-top: 8px; }
.segs i { flex: 1; height: 4px; background: var(--line); }
.segs i.on { background: var(--accent); }

/* key/value list */
.kv { display: grid; grid-template-columns: 120px 1fr; gap: 6px 12px; font-size: 13px; }
.kv dt { color: var(--dim); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; padding-top: 2px; }
.kv dd { margin: 0; word-break: break-all; }

/* tables */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th { text-align: left; font-size: 10px; letter-spacing: .14em; text-transform: uppercase; color: var(--dim); font-weight: 700; padding: 10px 12px; border-bottom: 1px solid var(--line); white-space: nowrap; }
td { padding: 9px 12px; border-bottom: 1px solid var(--line-soft); vertical-align: top; }
tr.click { cursor: pointer; }
tr.click:hover td { background: var(--hover); }
td.idx { font-family: var(--mono); font-size: 11px; color: var(--dim); width: 1%; white-space: nowrap; }
.empty { padding: 28px 12px; text-align: center; color: var(--dim); letter-spacing: .08em; font-size: 11px; text-transform: uppercase; }

/* badges */
.badge { display: inline-flex; align-items: center; gap: 6px; font-family: var(--mono); font-size: 10px; letter-spacing: .08em; text-transform: uppercase; padding: 2px 7px; border: 1px solid var(--line); color: var(--muted); white-space: nowrap; }
.badge.ok { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 45%, transparent); }
.badge.warn { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 45%, transparent); }
.badge.danger { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 45%, transparent); }
.badge.accent { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 45%, transparent); }
.dot { width: 7px; height: 7px; border-radius: 50%; background: var(--dim); display: inline-block; }
.dot.ok { background: var(--ok); box-shadow: 0 0 0 3px color-mix(in srgb, var(--ok) 25%, transparent); }
.dot.danger { background: var(--danger); }

/* forms */
input, select, textarea { background: var(--panel-2); border: 1px solid var(--line); padding: 7px 10px; outline: none; min-width: 0; }
input:focus, select:focus, textarea:focus { border-color: var(--accent); }
textarea { width: 100%; min-height: 70px; resize: vertical; }
label.field { display: flex; flex-direction: column; gap: 5px; font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--dim); }
label.field > input, label.field > select, label.field > textarea { text-transform: none; letter-spacing: 0; color: var(--text); font-size: 14px; }
.row { display: flex; gap: 10px; align-items: flex-end; flex-wrap: wrap; }
.row > .grow { flex: 1; min-width: 160px; }
.btn { background: var(--panel-2); border: 1px solid var(--line); padding: 7px 14px; cursor: pointer; font-weight: 600; font-size: 13px; white-space: nowrap; clip-path: polygon(0 0, 100% 0, 100% calc(100% - 7px), calc(100% - 7px) 100%, 0 100%); }
.btn:hover:not(:disabled) { border-color: var(--muted); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.danger { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 50%, transparent); }
.btn.danger:hover:not(:disabled) { background: color-mix(in srgb, var(--danger) 14%, transparent); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn.small { padding: 4px 10px; font-size: 12px; }
.actions { display: flex; gap: 6px; flex-wrap: wrap; }

/* tabs */
.tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--line); margin-bottom: 16px; overflow-x: auto; }
.tabs button { background: none; border: 0; border-bottom: 2px solid transparent; padding: 9px 14px; cursor: pointer; color: var(--muted); font-weight: 600; font-size: 12px; letter-spacing: .1em; text-transform: uppercase; white-space: nowrap; }
.tabs button.active { color: var(--text); border-bottom-color: var(--accent); }

/* event rows */
.ev-type { font-family: var(--mono); font-size: 11px; white-space: nowrap; }
.ev-data { font-family: var(--mono); font-size: 11px; color: var(--muted); max-width: 620px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ev-new td { animation: flash 1.2s ease-out; }
@keyframes flash { from { background: var(--accent-soft); } to { background: transparent; } }
pre.json { font-family: var(--mono); font-size: 11px; background: var(--panel-2); border: 1px solid var(--line-soft); padding: 10px; overflow: auto; max-height: 360px; margin: 6px 0 0; white-space: pre-wrap; word-break: break-all; }

/* modal + toast */
.overlay { position: fixed; inset: 0; background: rgba(0, 0, 0, .55); display: flex; align-items: center; justify-content: center; z-index: 50; padding: 16px; }
.modal { width: min(520px, 100%); max-height: 90vh; overflow: auto; }
.modal .head { padding: 14px 16px; border-bottom: 1px solid var(--line); }
.modal .body { padding: 16px; display: grid; gap: 12px; }
.modal .foot { padding: 12px 16px; border-top: 1px solid var(--line); display: flex; justify-content: flex-end; gap: 8px; }
.toasts { position: fixed; right: 16px; bottom: 16px; display: grid; gap: 8px; z-index: 60; }
.toast { background: var(--panel); border: 1px solid var(--line); border-left: 3px solid var(--accent); padding: 10px 14px; font-size: 13px; max-width: 380px; box-shadow: 0 6px 24px rgba(0,0,0,.3); }
.toast.error { border-left-color: var(--danger); }
.toast.ok { border-left-color: var(--ok); }

/* login */
.login { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 16px; }
.login .panel { width: min(400px, 100%); padding: 28px; display: grid; gap: 18px; }
.banner { padding: 10px 14px; border: 1px solid color-mix(in srgb, var(--warn) 45%, transparent); color: var(--warn); font-size: 13px; margin-bottom: 14px; }
.keybox { font-family: var(--mono); font-size: 12px; background: var(--panel-2); border: 1px dashed var(--accent); padding: 10px; word-break: break-all; user-select: all; }

/* charts: series tokens validated with the dataviz palette checker for both surfaces */
:root { --s1: #4F7BEA; --s2: #D47A20; }
:root[data-theme="light"] { --s1: #3A62D6; --s2: #C46A12; }
.chart { position: relative; }
.chart-svg { width: 100%; height: auto; display: block; overflow: visible; }
.chart-grid { stroke: var(--line-soft); stroke-width: 1; }
.chart-base { stroke: var(--line); stroke-width: 1; }
.chart-axis { fill: var(--dim); font: 10px var(--mono); }
.chart-line { fill: none; stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.chart-cross { stroke: var(--muted); stroke-width: 1; stroke-dasharray: 3 3; }
.chart-dot { stroke: var(--panel); stroke-width: 2; }
.chart-hit { fill: transparent; cursor: crosshair; }
.chart-tip { position: absolute; pointer-events: none; background: var(--panel-2); border: 1px solid var(--line); padding: 7px 10px; font-size: 12px; z-index: 5; white-space: nowrap; box-shadow: 0 4px 16px rgba(0,0,0,.25); }
.chart-tip .tip-title { font-family: var(--mono); font-size: 10px; color: var(--dim); text-transform: uppercase; letter-spacing: .06em; margin-bottom: 3px; }
.chart-tip .tip-row { display: flex; align-items: center; gap: 6px; }
.chart-tip i, .chart-legend i { width: 10px; height: 10px; border-radius: 2px; display: inline-block; }
.chart-legend { display: flex; gap: 16px; font-size: 12px; color: var(--muted); margin-bottom: 6px; }
.chart-legend span { display: inline-flex; align-items: center; gap: 6px; }
.barlist { display: grid; gap: 8px; }
.barlist-row { display: grid; grid-template-columns: minmax(90px, 160px) 1fr auto; gap: 10px; align-items: center; font-size: 13px; }
.barlist-label { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.barlist-track { height: 8px; background: var(--line-soft); }
.barlist-fill { height: 100%; border-radius: 0 4px 4px 0; min-width: 2px; }
.seg { display: inline-flex; border: 1px solid var(--line); }
.seg button { background: none; border: 0; padding: 6px 12px; cursor: pointer; color: var(--muted); font-weight: 600; font-size: 12px; }
.seg button.active { background: var(--accent-soft); color: var(--text); }
.thread { display: flex; flex-direction: column; gap: 8px; max-height: 460px; overflow-y: auto; padding: 4px; }
.bubble { max-width: 75%; padding: 8px 12px; border: 1px solid var(--line); font-size: 13px; white-space: pre-wrap; }
.bubble.staff { align-self: flex-end; background: var(--accent-soft); border-color: color-mix(in srgb, var(--accent) 35%, transparent); }
.bubble.player { align-self: flex-start; background: var(--panel-2); }
.bubble .meta { font-family: var(--mono); font-size: 10px; color: var(--dim); margin-bottom: 3px; }