:root {
    color-scheme: light dark;
    --bg: #f6f7f9;
    --panel: #ffffff;
    --ink: #1a1d21;
    --muted: #626b75;
    --line: #dfe3e8;
    --accent: #2f5d94;
    --ok: #1f7a4d;
    --warn: #9a6510;
    --bad: #a52b2b;
    --unknown: #6b4fa0;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #16191d;
        --panel: #1e2228;
        --ink: #e6e9ed;
        --muted: #98a2ad;
        --line: #2e343c;
        --accent: #7aa9de;
        --ok: #57c08a;
        --warn: #d9a441;
        --bad: #e0736e;
        --unknown: #b39ae0;
    }
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--ink);
    font: 15px/1.5 system-ui, "Segoe UI", Roboto, sans-serif;
}

.topbar {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 10px 20px;
    background: var(--panel);
    border-bottom: 1px solid var(--line);
    flex-wrap: wrap;
}

.brand {
    font-weight: 650;
    font-size: 17px;
    color: var(--ink);
    text-decoration: none;
}

/* The build this client speaks. Shown always: pointing a 31.04 client at another
   build is the mistake most likely to corrupt something quietly. */
.profile-badge {
    font-size: 12px;
    padding: 2px 8px;
    border: 1px solid var(--line);
    border-radius: 10px;
    color: var(--muted);
}

.nav { display: flex; gap: 14px; margin-left: 8px; }
.nav a { color: var(--accent); text-decoration: none; }
.nav a:hover { text-decoration: underline; }

.session { margin-left: auto; display: flex; align-items: center; gap: 10px; font-size: 13px; }
.who { font-weight: 600; color: inherit; text-decoration: none; }
a.who:hover { text-decoration: underline; }
.role { font-size: 11px; padding: 1px 7px; border-radius: 9px; border: 1px solid var(--line); color: var(--muted); }
.role-administrator { color: var(--bad); border-color: var(--bad); }
.role-operator { color: var(--warn); border-color: var(--warn); }
.role-viewer { color: var(--muted); }

.inline { display: inline; margin: 0; }
button.link {
    background: none; border: none; padding: 0; cursor: pointer;
    color: var(--accent); font: inherit; text-decoration: underline;
}

main { max-width: 1100px; margin: 22px auto; padding: 0 20px; }

footer {
    max-width: 1100px; margin: 30px auto; padding: 14px 20px;
    color: var(--muted); font-size: 12px; border-top: 1px solid var(--line);
}

h1 { font-size: 21px; margin: 0 0 4px; }
h2 { font-size: 16px; margin: 22px 0 8px; }
.lede { color: var(--muted); margin: 0 0 18px; }

.card {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 16px 18px;
    margin-bottom: 16px;
}

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 12px; }

.stat { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 12px 14px; }
.stat .label { font-size: 12px; color: var(--muted); }
.stat .value { font-size: 20px; font-weight: 600; margin-top: 2px; }

table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 7px 10px; border-bottom: 1px solid var(--line); }
th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .03em; }
tbody tr:hover { background: color-mix(in srgb, var(--accent) 7%, transparent); }
.num { text-align: right; font-variant-numeric: tabular-nums; }

.state-ok { color: var(--ok); }
.state-bad { color: var(--bad); }
.state-warn { color: var(--warn); }
.state-unknown { color: var(--unknown); }

form.stack { display: flex; flex-direction: column; gap: 12px; max-width: 380px; }
form.row { display: flex; gap: 10px; align-items: flex-end; flex-wrap: wrap; }
label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 4px; }
input[type=text], input[type=password], input[type=number], select {
    width: 100%; padding: 8px 10px; font: inherit;
    background: var(--bg); color: var(--ink);
    border: 1px solid var(--line); border-radius: 6px;
}
button.primary {
    padding: 9px 16px; font: inherit; font-weight: 600; cursor: pointer;
    background: var(--accent); color: #fff; border: none; border-radius: 6px;
}
button.primary:hover { filter: brightness(1.08); }

.notice { border-left: 3px solid var(--accent); padding: 10px 14px; margin-bottom: 16px; background: var(--panel); border-radius: 0 6px 6px 0; }
.notice.bad { border-left-color: var(--bad); }
.notice.warn { border-left-color: var(--warn); }

.signin { max-width: 380px; margin: 60px auto; }
.muted { color: var(--muted); }
.mono { font-family: ui-monospace, "Cascadia Mono", Consolas, monospace; font-size: 13px; }

/* Hex dumps must not wrap: a wrapped dump is unreadable and the offsets stop
   lining up, which is the only reason to look at one. */
pre.dump {
    font-family: ui-monospace, "Cascadia Mono", Consolas, monospace;
    font-size: 12px;
    line-height: 1.35;
    margin: 4px 0 10px;
    padding: 8px 10px;
    background: var(--bg);
    border: 1px solid var(--line);
    border-radius: 6px;
    overflow-x: auto;
    white-space: pre;
}

a.primary-link { color: var(--accent); font-weight: 600; }