/* Astra Cloud panel: mobile first, light/dark via prefers-color-scheme. No external assets. */
:root {
  --bg: #f4f5f8; --card: #fff; --text: #1b1e27; --muted: #667085; --line: #e1e4ec;
  --brand: #5b4bdb; --brand-text: #fff; --ok: #1a7f4b; --warn: #b26a00; --bad: #c0352b;
  --ok-bg: #e4f6ec; --warn-bg: #fff3dc; --bad-bg: #fde8e6; --bar: #e8eaf2; --radius: 10px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1117; --card: #181b24; --text: #e8eaf1; --muted: #98a0b3; --line: #2a2f3d;
    --brand: #8b7dff; --brand-text: #0f1117; --ok: #52d08a; --warn: #f0b34d; --bad: #ff7b70;
    --ok-bg: #12301f; --warn-bg: #36280d; --bad-bg: #3a1a17; --bar: #262b3a;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background: var(--bg); color: var(--text); }
a { color: var(--brand); }
h1 { font-size: 1.5rem; margin: 0 0 1rem; }
h2 { font-size: 1.15rem; margin: 0 0 .75rem; }
h3 { font-size: 1rem; margin: 1rem 0 .5rem; }
code, .mono { font-family: ui-monospace, Consolas, monospace; font-size: .85em; word-break: break-all; }
.muted { color: var(--muted); }
.small { font-size: .85rem; }
.right { text-align: right; }

/* Top bar and navigation (CSS-only menu with a checkbox) */
.topbar { background: var(--card); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 5; }
.topbar .in { max-width: 1100px; margin: 0 auto; padding: .6rem 1rem; display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }
.brand { font-weight: 700; text-decoration: none; color: var(--text); }
.brand span { color: var(--brand); }
.nav { display: none; width: 100%; flex-direction: column; gap: .25rem; }
.nav a, .nav button { padding: .45rem .6rem; border-radius: 8px; text-decoration: none; color: var(--text); background: none; border: 0; font: inherit; text-align: left; cursor: pointer; }
.nav a:hover, .nav a.on, .nav button:hover { background: var(--bar); }
.nav form { display: contents; }
.nav .sep { height: 1px; background: var(--line); margin: .25rem 0; }
#menu-toggle { display: none; }
.burger { margin-left: auto; cursor: pointer; padding: .3rem .7rem; border: 1px solid var(--line); border-radius: 8px; }
#menu-toggle:checked ~ .nav { display: flex; }
.wrap { max-width: 1100px; margin: 0 auto; padding: 1rem; }
.foot { text-align: center; color: var(--muted); font-size: .8rem; padding: 2rem 1rem; }
@media (min-width: 860px) {
  .burger { display: none; }
  .nav { display: flex; flex-direction: row; flex-wrap: wrap; width: auto; margin-left: auto; align-items: center; }
  .nav .sep { width: 1px; height: 1.4rem; margin: 0 .25rem; }
}

/* Cards, grids */
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 1rem; margin-bottom: 1rem; overflow-x: auto; }
.grid { display: grid; gap: 1rem; grid-template-columns: 1fr; }
@media (min-width: 640px) { .grid.c2 { grid-template-columns: 1fr 1fr; } .grid.c3 { grid-template-columns: repeat(3, 1fr); } .grid.c4 { grid-template-columns: repeat(4, 1fr); } }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: .8rem 1rem; }
.stat b { display: block; font-size: 1.5rem; line-height: 1.2; }
.stat span { color: var(--muted); font-size: .85rem; }

/* Forms */
label { display: block; font-weight: 600; font-size: .9rem; margin: .75rem 0 .25rem; }
input[type=text], input[type=email], input[type=password], input[type=number], input[type=search], input[type=file], select, textarea {
  width: 100%; padding: .55rem .65rem; font: inherit; color: var(--text); background: var(--bg);
  border: 1px solid var(--line); border-radius: 8px;
}
input:focus, select:focus, textarea:focus, .btn:focus-visible { outline: 2px solid var(--brand); outline-offset: 1px; }
textarea { min-height: 6rem; resize: vertical; }
.check { display: flex; gap: .5rem; align-items: center; font-weight: 400; }
.check input { width: auto; }
.err { color: var(--bad); font-size: .85rem; margin: .25rem 0 0; }
.row { display: flex; gap: .5rem; flex-wrap: wrap; align-items: end; }
.row > * { flex: 1 1 10rem; }
.inline { display: inline; }
.btn { display: inline-block; padding: .5rem .9rem; border-radius: 8px; border: 1px solid var(--brand); background: var(--brand); color: var(--brand-text); font: inherit; font-weight: 600; text-decoration: none; cursor: pointer; }
.btn.alt { background: none; color: var(--brand); }
.btn.bad { background: var(--bad); border-color: var(--bad); color: #fff; }
.btn.sm, .btn-sm { padding: .25rem .6rem; font-size: .85rem; }
.btn.disabled, .btn-sm.disabled { opacity: .5; pointer-events: none; }
.auth { max-width: 26rem; margin: 2rem auto; }

/* Tables */
table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th, td { text-align: left; padding: .5rem .6rem; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 600; white-space: nowrap; }
td.act form { display: inline; }

/* Flash and badges */
.flash { padding: .7rem 1rem; border-radius: 8px; margin-bottom: 1rem; border: 1px solid var(--line); }
.flash.ok { background: var(--ok-bg); color: var(--ok); }
.flash.warn { background: var(--warn-bg); color: var(--warn); }
.flash.bad { background: var(--bad-bg); color: var(--bad); }
.badge { display: inline-block; padding: .05rem .5rem; border-radius: 999px; font-size: .75rem; font-weight: 600; background: var(--bar); color: var(--muted); }
.badge.ok { background: var(--ok-bg); color: var(--ok); }
.badge.warn { background: var(--warn-bg); color: var(--warn); }
.badge.bad { background: var(--bad-bg); color: var(--bad); }

/* Meters and charts (pure CSS) */
.meter { height: .6rem; background: var(--bar); border-radius: 999px; overflow: hidden; margin: .3rem 0; }
.meter i { display: block; height: 100%; background: var(--brand); }
.meter.hot i { background: var(--warn); }
.meter.full i { background: var(--bad); }
.chart { display: flex; align-items: flex-end; gap: 2px; height: 120px; padding-top: .5rem; }
.chart .col { flex: 1; min-width: 2px; background: var(--brand); border-radius: 2px 2px 0 0; opacity: .85; }
.chart .col:hover { opacity: 1; }
.hbar { display: grid; grid-template-columns: minmax(5rem, 9rem) 1fr auto; gap: .5rem; align-items: center; margin: .3rem 0; font-size: .9rem; }
.hbar .meter { margin: 0; }
.pager { display: flex; gap: .75rem; align-items: center; justify-content: center; margin: 1rem 0; }
.thumb { image-rendering: pixelated; background: var(--bar); border-radius: 6px; max-width: 96px; height: auto; }
.cards { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); }
.pre { white-space: pre-wrap; word-break: break-word; }