:root {
  --bg: #120a24;
  --panel: #1d1238;
  --panel-2: #26184a;
  --line: rgba(255, 255, 255, 0.1);
  --text: #f6eefc;
  --muted: #a99bc6;
  --magenta: #ff3ea5;
  --cyan: #2de2e6;
  --gold: #ffb627;
  --lime: #b6ff3b;
  --bad: #ff5d7a;
  --display: 'Bungee', 'Fredoka', system-ui, sans-serif;
  --font: 'Fredoka', system-ui, sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; background: var(--bg); color: var(--text); font: 500 15px/1.45 var(--font); }
button, input, select, textarea { font: inherit; color: inherit; }
a { color: var(--cyan); }
.boot { padding: 40px; text-align: center; color: var(--muted); }

/* Layout */
.shell { display: grid; grid-template-columns: 230px 1fr; min-height: 100vh; }
.side { background: var(--panel); border-right: 1px solid var(--line); padding: 18px 12px; display: flex; flex-direction: column; gap: 4px; position: sticky; top: 0; height: 100vh; }
.brand { font: 400 22px var(--display); padding: 4px 10px 14px; }
.brand span { color: var(--magenta); }
.brand small { display: block; font: 600 11px var(--font); color: var(--muted); letter-spacing: 0.12em; }
.nav { display: flex; align-items: center; gap: 10px; padding: 9px 12px; border-radius: 10px; color: var(--text); text-decoration: none; }
.nav:hover { background: var(--panel-2); }
.nav.on { background: linear-gradient(90deg, rgba(255, 62, 165, 0.25), transparent); box-shadow: inset 3px 0 0 var(--magenta); }
.nav .badge { margin-left: auto; min-width: 22px; padding: 0 6px; border-radius: 999px; background: var(--magenta); font-size: 12px; text-align: center; }
.side .me { margin-top: auto; padding: 10px 12px; font-size: 13px; color: var(--muted); border-top: 1px solid var(--line); }
.side .me b { display: block; color: var(--text); }
main { padding: 22px 26px 60px; min-width: 0; }
.head { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 18px; }
.head h1 { margin: 0; font: 400 24px var(--display); }
.head .sp { flex: 1; }
.demo-pill { padding: 3px 10px; border-radius: 999px; background: rgba(255, 182, 39, 0.18); color: var(--gold); font-size: 12px; font-weight: 700; }
@media (max-width: 820px) {
  .shell { grid-template-columns: 1fr; }
  .side { position: static; height: auto; flex-direction: row; overflow-x: auto; padding: 8px; gap: 2px; }
  .brand, .side .me { display: none; }
  .nav { white-space: nowrap; padding: 8px 10px; }
  main { padding: 16px; }
}

/* Building blocks */
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 12px; margin-bottom: 18px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 14px 16px; }
.card small { display: block; color: var(--muted); font-size: 12.5px; }
.card b { display: block; font: 400 24px var(--display); margin-top: 4px; }
.card.alert { border-color: rgba(255, 62, 165, 0.6); }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 16px; margin-bottom: 16px; }
.panel h2 { margin: 0 0 12px; font: 400 16px var(--display); letter-spacing: 0.02em; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 1000px) { .grid2 { grid-template-columns: 1fr; } }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th { text-align: left; font-weight: 600; color: var(--muted); font-size: 12.5px; padding: 8px; border-bottom: 1px solid var(--line); }
td { padding: 9px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
tr.click { cursor: pointer; }
tr.click:hover td { background: var(--panel-2); }
.scroll { overflow-x: auto; }
.muted { color: var(--muted); }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12.5px; }
.tag { display: inline-block; padding: 1px 8px; border-radius: 999px; font-size: 12px; font-weight: 700; background: var(--panel-2); }
.tag.good { background: rgba(182, 255, 59, 0.15); color: var(--lime); }
.tag.bad { background: rgba(255, 93, 122, 0.18); color: var(--bad); }
.tag.warn { background: rgba(255, 182, 39, 0.18); color: var(--gold); }
.tag.info { background: rgba(45, 226, 230, 0.15); color: var(--cyan); }
.btn { padding: 8px 14px; border-radius: 10px; border: 1px solid var(--line); background: var(--panel-2); cursor: pointer; font-weight: 600; }
.btn:hover { border-color: var(--muted); }
.btn.primary { background: linear-gradient(135deg, var(--magenta), #ff7a3d); border: 0; color: #fff; }
.btn.danger { border-color: rgba(255, 93, 122, 0.5); color: var(--bad); }
.btn.sm { padding: 4px 10px; font-size: 13px; }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
input, select, textarea { background: #0d0719; border: 1px solid var(--line); border-radius: 10px; padding: 8px 10px; }
input:focus, select:focus, textarea:focus { outline: 2px solid rgba(45, 226, 230, 0.5); }
textarea { width: 100%; min-height: 120px; font-family: ui-monospace, Menlo, monospace; font-size: 13px; }
label.f { display: grid; gap: 4px; font-size: 13px; color: var(--muted); }
.form { display: grid; gap: 10px; }
.form .two { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.bars { display: flex; align-items: flex-end; gap: 4px; height: 120px; }
.bars i { flex: 1; background: linear-gradient(var(--magenta), #7a2a8a); border-radius: 4px 4px 0 0; position: relative; min-height: 2px; }
.bars i span { position: absolute; top: -18px; left: 50%; transform: translateX(-50%); font-size: 11px; color: var(--muted); font-style: normal; }
.bar-labels { display: flex; gap: 4px; font-size: 10.5px; color: var(--muted); }
.bar-labels span { flex: 1; text-align: center; }
.hbar { display: grid; grid-template-columns: 90px 1fr 40px; gap: 8px; align-items: center; margin: 6px 0; font-size: 13px; }
.hbar div { height: 10px; border-radius: 6px; background: var(--panel-2); overflow: hidden; }
.hbar div i { display: block; height: 100%; background: linear-gradient(90deg, var(--cyan), var(--lime)); }
.creative { padding: 12px; border-radius: 10px; background: #0d0719; border: 1px dashed var(--line); margin: 8px 0; }
details summary { cursor: pointer; color: var(--cyan); font-size: 12.5px; }
details pre { white-space: pre-wrap; word-break: break-word; margin: 6px 0 0; }

/* Login */
.login { max-width: 380px; margin: 12vh auto; text-align: center; }
.login .card { padding: 26px; }
.login h1 { font: 400 30px var(--display); margin: 0 0 4px; }
.login h1 span { color: var(--magenta); }
.login .form { margin-top: 16px; text-align: left; }

/* Toast + dialog */
#toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%) translateY(20px); padding: 10px 16px; border-radius: 12px; background: var(--panel-2); border: 1px solid var(--line); opacity: 0; transition: 0.2s; pointer-events: none; z-index: 10; }
#toast.show { opacity: 1; transform: translateX(-50%); }
#toast.err { border-color: var(--bad); }
dialog { background: var(--panel); color: var(--text); border: 1px solid var(--line); border-radius: 16px; padding: 20px; width: min(560px, 92vw); max-height: 86vh; }
dialog::backdrop { background: rgba(6, 2, 14, 0.7); }
dialog h2 { margin: 0 0 12px; font: 400 18px var(--display); }
dialog .actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 16px; }