/* Game Server Admin. No external fonts or assets; light/dark follows the system. */
:root {
  --bg: #f5f6f8;
  --surface: #ffffff;
  --surface-2: #f0f2f5;
  --text: #16181d;
  --muted: #5c6370;
  --border: #d9dde3;
  --accent: #2554d9;
  --accent-text: #ffffff;
  --accent-soft: #e6edff;
  --ok: #157f3b;
  --ok-soft: #e3f5e9;
  --warn: #8a5a00;
  --warn-soft: #fff4d6;
  --danger: #c0262d;
  --danger-soft: #fde8e8;
  --focus: #ffb000;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(16, 24, 40, 0.06), 0 1px 3px rgba(16, 24, 40, 0.08);
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1115;
    --surface: #171a21;
    --surface-2: #1f232c;
    --text: #e8eaee;
    --muted: #9aa3b2;
    --border: #2e3440;
    --accent: #7aa2ff;
    --accent-text: #0b1020;
    --accent-soft: #1c2a4d;
    --ok: #4cc777;
    --ok-soft: #12301e;
    --warn: #f0c24b;
    --warn-soft: #3a2f10;
    --danger: #ff6b6b;
    --danger-soft: #3d1618;
    --shadow: none;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
main { max-width: 1120px; margin: 0 auto; padding: 20px 16px 64px; outline: none; }
h1 { font-size: 1.5rem; margin: 0 0 4px; letter-spacing: -0.01em; }
h2 { font-size: 1.15rem; margin: 0 0 12px; }
h3 { font-size: 1rem; margin: 18px 0 8px; }
p { margin: 0 0 10px; }
a { color: var(--accent); }
code, .mono { font-family: var(--mono); font-size: 0.9em; }
small, .muted { color: var(--muted); }
hr { border: 0; border-top: 1px solid var(--border); margin: 20px 0; }
[hidden] { display: none !important; }

:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; border-radius: 4px; }

.skip { position: absolute; left: -9999px; top: 8px; background: var(--surface); padding: 8px 12px; z-index: 10; }
.skip:focus { left: 8px; }

/* ---- top bar ---- */
.topbar {
  position: sticky; top: 0; z-index: 5;
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  padding: 10px 16px; background: var(--surface); border-bottom: 1px solid var(--border);
}
.brand { font-weight: 700; color: var(--text); text-decoration: none; white-space: nowrap; }
.brand-mark { color: var(--accent); }
.nav { display: flex; gap: 4px; flex-wrap: wrap; flex: 1; }
.nav a {
  color: var(--muted); text-decoration: none; padding: 6px 10px; border-radius: 8px; font-weight: 500;
}
.nav a:hover { background: var(--surface-2); color: var(--text); }
.nav a[aria-current="page"] { background: var(--accent-soft); color: var(--accent); }
.who { display: flex; align-items: center; gap: 10px; margin-left: auto; font-size: 0.9rem; }

/* ---- layout ---- */
.page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.panel {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 18px; margin-bottom: 16px; box-shadow: var(--shadow);
}
.panel > h2:first-child { margin-top: 0; }
.grid { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.row.end { justify-content: flex-end; }
.stack > * + * { margin-top: 12px; }
.cols { display: grid; gap: 12px 16px; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }

/* ---- game cards ---- */
.card {
  display: block; text-decoration: none; color: var(--text);
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px; box-shadow: var(--shadow);
}
.card:hover { border-color: var(--accent); }
.card h2 { margin: 0; font-size: 1.05rem; }
.card .slug { color: var(--muted); font-family: var(--mono); font-size: 0.85rem; }
.stats { display: grid; grid-template-columns: repeat(5, 1fr); gap: 6px; margin-top: 12px; }
.stat { background: var(--surface-2); border-radius: 8px; padding: 6px 8px; min-width: 0; }
.stat b { display: block; font-size: 1.05rem; font-variant-numeric: tabular-nums; }
.stat span { display: block; font-size: 0.72rem; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* ---- tabs ---- */
.tabs { display: flex; gap: 2px; overflow-x: auto; border-bottom: 1px solid var(--border); margin-bottom: 16px; scrollbar-width: thin; }
.tabs a {
  padding: 10px 12px; color: var(--muted); text-decoration: none; white-space: nowrap; font-weight: 500;
  border-bottom: 3px solid transparent; margin-bottom: -1px;
}
.tabs a:hover { color: var(--text); }
.tabs a[aria-current="page"] { color: var(--accent); border-bottom-color: var(--accent); }

/* ---- forms ---- */
.field { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.field > span, .label { font-weight: 600; font-size: 0.9rem; }
.field .hint { font-size: 0.82rem; color: var(--muted); }
input[type="text"], input[type="password"], input[type="number"], input[type="date"], input[type="search"],
input[type="url"], input:not([type]), select, textarea {
  width: 100%; font: inherit; color: var(--text); background: var(--surface);
  border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px; min-height: 40px;
}
input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 3px solid var(--focus); outline-offset: 0; border-color: var(--accent); }
input[aria-invalid="true"], textarea[aria-invalid="true"] { border-color: var(--danger); }
textarea { font-family: var(--mono); font-size: 0.88rem; line-height: 1.45; resize: vertical; }
textarea.json { min-height: 340px; tab-size: 2; }
input[type="file"] { font: inherit; max-width: 100%; }
.check { display: flex; gap: 8px; align-items: flex-start; }
.check input { width: 18px; height: 18px; margin-top: 2px; flex: none; accent-color: var(--accent); }
fieldset { border: 1px solid var(--border); border-radius: var(--radius); padding: 12px 14px 14px; margin: 0 0 14px; min-width: 0; }
legend { font-weight: 700; padding: 0 6px; }

/* ---- buttons ---- */
button, .btn {
  font: inherit; font-weight: 600; cursor: pointer; border-radius: 8px; padding: 8px 14px; min-height: 40px;
  border: 1px solid var(--border); background: var(--surface); color: var(--text); text-decoration: none;
  display: inline-flex; align-items: center; gap: 6px; justify-content: center;
}
button:hover { background: var(--surface-2); }
button:disabled { opacity: 0.55; cursor: not-allowed; }
button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
button.primary:hover { filter: brightness(1.08); }
button.danger { color: var(--danger); border-color: var(--danger); }
button.danger:hover { background: var(--danger-soft); }
button.danger.solid { background: var(--danger); color: #fff; }
button.small { min-height: 32px; padding: 4px 10px; font-size: 0.85rem; }
button.link { border: 0; background: none; color: var(--accent); padding: 0; min-height: 0; font-weight: 500; }

/* ---- kill switch ---- */
.kill {
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap; justify-content: space-between;
  border: 2px solid var(--border); border-radius: var(--radius); padding: 16px; margin-bottom: 16px;
}
.kill.on { border-color: var(--ok); background: var(--ok-soft); }
.kill.off { border-color: var(--danger); background: var(--danger-soft); }
.kill .state { font-size: 1.3rem; font-weight: 800; }
.kill button { min-height: 52px; padding: 10px 22px; font-size: 1.05rem; }

/* ---- collapsed, locked sections (Ads: ADR 0008) ---- */
details.collapsible { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 0 16px; margin-bottom: 16px; }
details.collapsible > summary { cursor: pointer; font-weight: 700; padding: 14px 0; }
details.collapsible[open] { padding-bottom: 16px; }
fieldset.locked { border: 0; padding: 0; margin: 0; }
fieldset.locked:disabled { opacity: 0.7; }

/* ---- tables ---- */
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); }
table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--muted); background: var(--surface-2); white-space: nowrap; }
tr:last-child td { border-bottom: 0; }
td.num { text-align: right; font-variant-numeric: tabular-nums; }
td .row { flex-wrap: nowrap; }
tr.banned td { background: var(--danger-soft); }
td.details { min-width: 220px; max-width: 360px; overflow-wrap: anywhere; font-size: 0.8rem; }

/* ---- badges & callouts ---- */
.badge { display: inline-block; font-size: 0.75rem; font-weight: 700; border-radius: 999px; padding: 2px 8px; background: var(--surface-2); color: var(--muted); white-space: nowrap; }
.badge.ok { background: var(--ok-soft); color: var(--ok); }
.badge.warn { background: var(--warn-soft); color: var(--warn); }
.badge.danger { background: var(--danger-soft); color: var(--danger); }
.badge.accent { background: var(--accent-soft); color: var(--accent); }
.callout { border-left: 4px solid var(--accent); background: var(--accent-soft); padding: 10px 14px; border-radius: 8px; margin: 0 0 14px; }
.callout.warn { border-color: var(--warn); background: var(--warn-soft); }
.callout.danger { border-color: var(--danger); background: var(--danger-soft); }
.callout.ok { border-color: var(--ok); background: var(--ok-soft); }
.callout p:last-child, .callout ul:last-child, .callout ol:last-child { margin-bottom: 0; }
.callout ul, .callout ol { margin: 4px 0 8px; padding-left: 20px; }
.error-text { color: var(--danger); font-weight: 600; }

.secret {
  display: flex; gap: 8px; align-items: center; flex-wrap: wrap;
  background: var(--surface-2); border: 1px dashed var(--border); border-radius: 8px; padding: 10px 12px;
}
.secret code { word-break: break-all; flex: 1; min-width: 200px; font-size: 0.95rem; }

/* ---- login ---- */
.login { max-width: 460px; margin: 8vh auto 0; }

/* ---- toasts & dialog ---- */
.toasts { position: fixed; bottom: 16px; right: 16px; left: 16px; display: flex; flex-direction: column; align-items: flex-end; gap: 8px; z-index: 20; pointer-events: none; }
.toast { pointer-events: auto; max-width: 420px; background: var(--text); color: var(--bg); padding: 10px 14px; border-radius: 8px; box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25); }
.toast.error { background: var(--danger); color: #fff; }
.dialog { border: 1px solid var(--border); border-radius: 14px; padding: 0; width: min(520px, calc(100vw - 32px)); background: var(--surface); color: var(--text); }
.dialog::backdrop { background: rgba(10, 12, 16, 0.55); }
.dialog form { padding: 20px; }
.dialog h2 { margin-top: 0; }

.empty { padding: 24px; text-align: center; color: var(--muted); }
.loading { color: var(--muted); padding: 16px 0; }
.spacer { flex: 1; }
.nowrap { white-space: nowrap; }

@media (max-width: 640px) {
  main { padding: 14px 12px 64px; }
  .stats { grid-template-columns: repeat(3, 1fr); }
  .topbar { gap: 8px; }
  .who { width: 100%; justify-content: space-between; margin-left: 0; }
  .nav { order: 3; width: 100%; }
  .kill button { width: 100%; }
}
@media (prefers-reduced-motion: no-preference) {
  .toast { animation: rise 0.18s ease-out; }
  @keyframes rise { from { transform: translateY(8px); opacity: 0; } to { transform: none; opacity: 1; } }
}