:root {
  --bg: #e8ebf0;
  --panel: #ffffff;
  --soft: #f2f4f7;
  --ink: #18202e;
  --dim: #5d6878;
  --line: #d5dae2;
  --accent: #3447d4;
  --accent-ink: #ffffff;
  --ok: #17875c;
  --ok-bg: #dff3ea;
  --warn: #9a6a00;
  --warn-bg: #fbefcf;
  --bad: #b92d2d;
  --bad-bg: #fbe0e0;
  --info: #4c3fbf;
  --info-bg: #e6e3fa;
  --off: #5d6878;
  --off-bg: #e7eaf0;
  --cell-warn: #e0a526;
  --cell-info: #7a6cf0;
  --mono: ui-monospace, "Cascadia Mono", "JetBrains Mono", Menlo, Consolas, monospace;
  --sans: "Segoe UI Variable Text", "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #10141b;
    --panel: #171d27;
    --soft: #1d2531;
    --ink: #e3e8f0;
    --dim: #8c97a8;
    --line: #262e3b;
    --accent: #7b8cff;
    --accent-ink: #0e1220;
    --ok: #4fd1a0;
    --ok-bg: #12372b;
    --warn: #f0bd4d;
    --warn-bg: #3a2e0f;
    --bad: #ff7b7b;
    --bad-bg: #3e1c1f;
    --info: #a9a0ff;
    --info-bg: #25214a;
    --off: #9aa5b5;
    --off-bg: #252d3a;
    --cell-warn: #d4a032;
    --cell-info: #8c80ff;
  }
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font: 14px/1.45 var(--sans);
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { margin: 0; font-weight: 650; letter-spacing: -0.01em; }
h1 { font-size: 20px; }
h2 { font-size: 15px; }
h3 { font-size: 14px; }
.muted { color: var(--dim); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* ---------- buttons and inputs ---------- */
.btn {
  font: inherit;
  font-weight: 600;
  color: var(--ink);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 6px 12px;
  cursor: pointer;
  transition: background 0.12s, border-color 0.12s;
}
.btn:hover { background: var(--soft); border-color: var(--dim); }
.btn:disabled { opacity: 0.5; cursor: default; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn.primary:hover { filter: brightness(1.08); }
.btn.danger:hover { background: var(--bad-bg); border-color: var(--bad); color: var(--bad); }
.btn.small { padding: 3px 9px; font-size: 12px; }
.btn.icon { padding: 3px 0; width: 30px; font-size: 14px; line-height: 1.2; }
.btn.wide { width: 100%; padding: 9px 12px; }

input[type="text"], input[type="password"], input[type="number"], input:not([type]), select, textarea {
  font: inherit;
  color: var(--ink);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 7px 10px;
  width: 100%;
}
textarea { font-family: var(--mono); font-size: 13px; resize: vertical; }
input[type="checkbox"] { width: 16px; height: 16px; accent-color: var(--accent); cursor: pointer; }

label { display: block; font-weight: 600; }
label > input, label > select, label > textarea { margin-top: 5px; font-weight: 400; }
.hint { display: block; font-weight: 400; color: var(--dim); font-size: 12.5px; margin-top: 2px; }

/* ---------- login ---------- */
body.login { min-height: 100vh; display: grid; place-items: center; padding: 20px; }
.login-card {
  width: min(380px, 100%);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 28px;
  display: grid;
  gap: 14px;
}
.login-card form { display: grid; gap: 14px; }
.err { margin: 0; color: var(--bad); font-weight: 600; }

/* ---------- app shell ---------- */
body.app { min-height: 100vh; display: flex; flex-direction: column; }
.top {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 12px 16px;
  flex-wrap: wrap;
}
.stats { display: flex; gap: 22px; margin: 0; flex: 1; flex-wrap: wrap; }
.stats div { display: grid; }
.stats dt { color: var(--dim); font-size: 12px; }
.stats dd { margin: 0; font: 600 15px var(--mono); }
.stats dd.hot { color: var(--bad); }
.top-actions { display: flex; align-items: center; gap: 8px; }
.conn { font-size: 12px; color: var(--dim); padding-right: 6px; }
.conn.up { color: var(--ok); }
.conn.down { color: var(--bad); }

/* fleet strip: one segment per account */
.fleet { display: flex; align-items: center; gap: 16px; padding: 0 16px 12px; }
.strip { display: flex; gap: 4px; flex: 1; min-width: 0; }
.cell {
  flex: 1 1 0;
  min-width: 12px;
  max-width: 48px;
  height: 30px;
  border-radius: 6px;
  border: 1px solid transparent;
  padding: 0;
  cursor: pointer;
  background: var(--off-bg);
  border-color: var(--line);
}
.cell.t-ok { background: var(--ok); border-color: var(--ok); }
.cell.t-warn { background: var(--cell-warn); border-color: var(--cell-warn); }
.cell.t-info { background: var(--cell-info); border-color: var(--cell-info); }
.cell.sel { outline: 2px solid var(--ink); outline-offset: 2px; }
.fleet-sum { font-size: 13px; color: var(--dim); white-space: nowrap; }

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  gap: 12px;
  padding: 0 16px 16px;
  flex: 1;
  min-height: 0;
}
@media (min-width: 981px) {
  body.app { height: 100vh; }
}
@media (max-width: 980px) {
  .layout { grid-template-columns: minmax(0, 1fr); }
  .feed { min-height: 320px; max-height: 60vh; }
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}
.panel-head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  flex-wrap: wrap;
}
.panel-head h2 { margin-right: auto; }
.panel-head .filter { width: 150px; padding: 4px 8px; }
.check { display: inline-flex; align-items: center; gap: 6px; font-weight: 400; color: var(--dim); font-size: 13px; }
.bulk { display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.sel-count { color: var(--dim); font-size: 13px; }

/* sign-in codes */
.codes { background: var(--info-bg); border-bottom: 1px solid var(--line); padding: 10px 12px; display: grid; gap: 6px; }
.codes h3 { color: var(--info); }
.code-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.code-row .who { font-weight: 600; }
.code-row code { font: 700 14px var(--mono); background: var(--panel); border: 1px solid var(--line); border-radius: 6px; padding: 2px 8px; user-select: all; }
.code-row a { color: var(--info); }

/* accounts table */
.table-wrap { overflow: auto; flex: 1; min-height: 0; }
table { border-collapse: collapse; width: 100%; }
th, td { text-align: left; padding: 7px 10px; border-bottom: 1px solid var(--line); white-space: nowrap; }
th { position: sticky; top: 0; background: var(--panel); color: var(--dim); font-weight: 600; font-size: 12.5px; z-index: 1; }
td.num { font-family: var(--mono); font-size: 13px; }
td.c-chk, th.c-chk { width: 34px; padding-right: 0; }
td.actions { display: flex; gap: 4px; }
tr.is-selected td { background: var(--soft); }
.name-btn { font: inherit; font-weight: 600; color: var(--ink); background: none; border: 0; padding: 0; cursor: pointer; text-align: left; }
.name-btn:hover { text-decoration: underline; }
tr.is-viewed td:first-child { box-shadow: inset 3px 0 0 var(--accent); }
.panel-head .view { width: 190px; padding: 4px 8px; }
.sub { font-size: 12px; color: var(--dim); max-width: 280px; overflow: hidden; text-overflow: ellipsis; }
.sub.err { color: var(--bad); }
.pill { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: 12px; font-weight: 650; }
.pill.t-ok { color: var(--ok); background: var(--ok-bg); }
.pill.t-warn { color: var(--warn); background: var(--warn-bg); }
.pill.t-info { color: var(--info); background: var(--info-bg); }
.pill.t-off { color: var(--off); background: var(--off-bg); }
.empty { padding: 28px 16px; text-align: center; color: var(--dim); }

/* chat feed: always dark, so Minecraft's colours (white, black, ...) stay readable in either theme */
.feed {
  background: #141922;
  color: #dfe5ee;
  --ink: #e3e8f0;
  --dim: #8c97a8;
  --accent: #8d9bff;
}
.c-0 { color: #6a7180; } .c-1 { color: #5a5aea; } .c-2 { color: #1fb81f; } .c-3 { color: #1fb8b8; }
.c-4 { color: #e04848; } .c-5 { color: #cc48cc; } .c-6 { color: #ffaa00; } .c-7 { color: #b8b8b8; }
.c-8 { color: #7a7a7a; } .c-9 { color: #6b6bff; } .c-a { color: #55ff55; } .c-b { color: #55ffff; }
.c-c { color: #ff5555; } .c-d { color: #ff55ff; } .c-e { color: #ffff55; } .c-f { color: #ffffff; }
.f-b { font-weight: 700; } .f-i { font-style: italic; } .f-u { text-decoration: underline; } .f-s { text-decoration: line-through; }
.f-u.f-s { text-decoration: underline line-through; }
.feed { flex: 1; overflow: auto; min-height: 0; padding: 6px 0; font: 13px/1.5 var(--mono); }
.line { display: grid; grid-template-columns: 62px minmax(0, 1fr); gap: 8px; padding: 1px 12px; }
.line time { color: var(--dim); }
.line.sys { color: var(--dim); }
.line.sent { color: var(--accent); }
.line .tag { display: inline; font-weight: 700; margin-right: 6px; color: var(--ink); }
.line.sys .tag { color: var(--dim); }
.line .body { grid-column: 2; overflow-wrap: anywhere; white-space: pre-wrap; }
.sendbar { display: flex; gap: 8px; padding: 10px 12px; border-top: 1px solid var(--line); }
.sendbar select { width: 170px; flex: none; }
.sendbar input { flex: 1; min-width: 0; font-family: var(--mono); font-size: 13px; }

/* dialogs */
dialog { border: 1px solid var(--line); border-radius: 14px; padding: 0; background: var(--panel); color: var(--ink); width: min(520px, calc(100vw - 24px)); }
dialog::backdrop { background: rgba(8, 12, 20, 0.55); }
.dlg { display: grid; gap: 14px; padding: 20px; }
.dlg-actions { display: flex; justify-content: flex-end; gap: 8px; }
.grid2 { display: grid; grid-template-columns: 1fr 120px 120px; gap: 10px; }
@media (max-width: 520px) { .grid2 { grid-template-columns: 1fr; } }

#toasts { position: fixed; right: 16px; bottom: 16px; display: grid; gap: 8px; z-index: 20; }
.toast { background: var(--ink); color: var(--bg); padding: 9px 14px; border-radius: 8px; font-weight: 600; max-width: 340px; }
.toast.bad { background: var(--bad); color: #fff; }
.toast.warn { background: var(--warn); color: #fff; }

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}

.login-card .muted { margin: 4px 0 0; }