:root {
  color-scheme: dark;
  --surface: #000000;
  --panel: #0b0c0a;
  --raised: #111411;
  --line: #293129;
  --text: #f4f7f4;
  --muted: #8f9b91;
  --signal: #00e676;
  --danger: #ff3b30;
}

* { box-sizing: border-box; }

html, body { min-height: 100%; }

body {
  margin: 0;
  background: var(--surface);
  color: var(--text);
  font-family: "JetBrains Mono", "IBM Plex Mono", Consolas, monospace;
  font-variant-numeric: tabular-nums;
}

button, input, select, textarea { font: inherit; }

button {
  min-height: 42px;
  padding: 0 18px;
  border: 1px solid var(--line);
  background: var(--raised);
  color: var(--text);
  cursor: pointer;
}

button:hover, button:focus-visible { border-color: var(--signal); outline: none; }
button:disabled { cursor: default; opacity: .4; }
button.primary { border-color: var(--signal); background: var(--signal); color: #000; font-weight: 700; }
button.secondary { background: transparent; }

input, select, textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 0;
  background: var(--surface);
  color: var(--text);
  padding: 11px 12px;
  outline: none;
}

input:focus, select:focus, textarea:focus { border-color: var(--signal); }
label { display: grid; gap: 7px; color: var(--muted); font-size: 13px; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 6px; font-size: 27px; }
h2 { margin-bottom: 20px; font-size: 17px; }
h3 { margin-bottom: 0; font-size: 14px; }

.login-layout { min-height: 100vh; display: grid; place-items: center; padding: 24px; }
.login-panel { width: min(440px, 100%); border: 1px solid var(--signal); background: var(--panel); padding: 32px; }
.brand-block { display: flex; align-items: center; gap: 12px; }
.brand-block strong { display: block; color: var(--signal); font-size: 19px; }
.brand-block span:not(.brand-mark) { display: block; margin-top: 4px; color: var(--muted); font-size: 11px; }
.brand-mark { width: 38px; height: 38px; display: grid; place-items: center; border: 1px solid var(--signal); color: var(--signal); font-size: 22px; font-weight: 700; }
.form-stack { display: grid; gap: 16px; margin-top: 32px; }
.error { min-height: 18px; margin: 0; color: var(--danger); font-size: 12px; }

.app-layout { min-height: 100vh; grid-template-columns: 240px minmax(0, 1fr); }
.app-layout:not([hidden]) { display: grid; }
.sidebar { position: sticky; top: 0; height: 100vh; display: flex; flex-direction: column; gap: 42px; padding: 24px 18px; border-right: 1px solid var(--line); background: var(--surface); }
.sidebar nav { display: grid; gap: 8px; }
.nav-button { text-align: left; }
.nav-button.active { border-color: var(--signal); color: var(--signal); background: #07120b; }
.sidebar-logout { margin-top: auto; }

.content { min-width: 0; padding: 0 32px 42px; }
.topbar { min-height: 96px; display: flex; align-items: center; justify-content: space-between; gap: 24px; border-bottom: 1px solid var(--line); }
.topbar p { margin-bottom: 0; color: var(--muted); font-size: 12px; }
.page { padding-top: 28px; }
.metric-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border: 1px solid var(--line); }
.metric { min-height: 126px; display: flex; flex-direction: column; justify-content: space-between; padding: 20px; border-right: 1px solid var(--line); background: var(--panel); }
.metric:last-child { border-right: 0; }
.metric span { color: var(--muted); font-size: 12px; }
.metric strong { color: var(--signal); font-size: 34px; }

.status-rail { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin: 20px 0; border: 1px solid var(--signal); }
.status-rail div { position: relative; min-height: 88px; display: grid; grid-template-columns: 30px 1fr; align-content: center; column-gap: 10px; padding: 15px; border-right: 1px solid var(--signal); background: var(--panel); }
.status-rail div:last-child { border-right: 0; }
.status-rail span { grid-row: 1 / 3; align-self: center; color: var(--signal); font-size: 24px; }
.status-rail strong { font-size: 12px; }
.status-rail small { margin-top: 6px; color: var(--muted); }

.panel { margin-top: 20px; padding: 22px; border: 1px solid var(--line); background: var(--panel); }
.product-list { display: grid; gap: 1px; background: var(--line); }
.product-row { display: grid; grid-template-columns: minmax(180px, .7fr) 1.5fr 100px; gap: 20px; padding: 16px; background: var(--raised); }
.product-row p { margin: 0; color: var(--muted); font-size: 12px; }
.product-row code { color: var(--signal); text-align: right; }
.inline-form { display: grid; grid-template-columns: minmax(220px, 1fr) 150px auto; align-items: end; gap: 12px; }
.generated-block { margin-top: 20px; padding-top: 20px; border-top: 1px solid var(--line); }
.generated-block textarea { min-height: 150px; margin-top: 14px; resize: vertical; color: var(--signal); }
.generated-block p { margin: 9px 0 0; color: var(--muted); font-size: 11px; }
.panel-heading { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.table-panel { padding-left: 0; padding-right: 0; }
.table-panel h2 { padding: 0 22px; }
.table-scroll { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 13px 22px; border-top: 1px solid var(--line); text-align: left; font-size: 12px; }
th { color: var(--muted); font-weight: 400; }
.state-ready { color: var(--signal); }
.state-used { color: var(--muted); }
.users-list { display: grid; gap: 12px; }
.user-row { border: 1px solid var(--line); background: var(--raised); }
.user-main { display: flex; justify-content: space-between; gap: 20px; padding: 14px; }
.user-main small { color: var(--muted); }
.entitlement-row { display: grid; grid-template-columns: 1fr 1fr auto; align-items: center; gap: 12px; padding: 12px 14px; border-top: 1px solid var(--line); }
.entitlement-row span { color: var(--muted); font-size: 12px; }
.empty { margin: 0; padding: 18px; color: var(--muted); border: 1px solid var(--line); }
.global-message { position: fixed; right: 24px; bottom: 24px; max-width: 520px; margin: 0; padding: 12px 16px; border: 1px solid var(--signal); background: var(--panel); color: var(--text); opacity: 0; pointer-events: none; }
.global-message.visible { opacity: 1; }
.global-message.error-message { border-color: var(--danger); color: var(--danger); }

@media (max-width: 850px) {
  .app-layout { grid-template-columns: 1fr; }
  .sidebar { position: static; width: 100%; height: auto; gap: 20px; border-right: 0; border-bottom: 1px solid var(--line); }
  .sidebar nav { grid-template-columns: repeat(3, 1fr); }
  .sidebar-logout { margin-top: 0; }
  .content { padding: 0 18px 30px; }
  .metric-grid, .status-rail { grid-template-columns: 1fr; }
  .metric, .status-rail div { border-right: 0; border-bottom: 1px solid var(--line); }
  .metric:last-child, .status-rail div:last-child { border-bottom: 0; }
  .inline-form, .product-row, .entitlement-row { grid-template-columns: 1fr; }
}