:root {
  --bg: #f6f7f9; --panel: #fff; --text: #1d2330; --muted: #6b7385; --border: #dfe3ea;
  --accent: #2f6fde; --accent-text: #fff; --ok: #1f8a4c; --warn: #b7791f; --err: #c53030;
  --ok-bg: #e7f6ed; --warn-bg: #fdf3e1; --err-bg: #fdecec; --code: #eef1f6;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12151b; --panel: #1b2029; --text: #e4e8ef; --muted: #9aa3b5; --border: #2c3340;
    --accent: #5b8ff0; --ok: #4cc27f; --warn: #e0a84a; --err: #f07272;
    --ok-bg: #16301f; --warn-bg: #33280f; --err-bg: #3a1a1a; --code: #252b36;
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--accent); text-decoration: none; }
main { max-width: 1100px; margin: 0 auto; padding: 24px 16px 64px; }
h1 { font-size: 1.6rem; margin: 0 0 16px; }
h2 { font-size: 1.15rem; margin: 24px 0 12px; }
.card h2 { margin-top: 0; }
code, .mono { font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; font-size: .9em; }
code { background: var(--code); padding: 1px 5px; border-radius: 4px; }
.muted { color: var(--muted); } .small { font-size: .85em; } .right { text-align: right; }
.wrap { white-space: pre-wrap; word-break: break-all; max-width: 360px; }

.top { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; padding: 10px 20px;
  background: var(--panel); border-bottom: 1px solid var(--border); }
.brand { font-weight: 700; color: var(--text); }
.top nav { display: flex; gap: 4px; flex-wrap: wrap; flex: 1; }
.top nav a { color: var(--muted); padding: 6px 10px; border-radius: 6px; }
.top nav a:hover { background: var(--code); color: var(--text); }
.top nav a[aria-current] { background: var(--code); color: var(--text); font-weight: 600; }
.logout { display: flex; align-items: center; gap: 10px; }

.card { background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 16px; margin-bottom: 16px; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 16px; }
.stat { color: var(--muted); display: block; }
.stat .n { display: block; font-size: 2rem; font-weight: 700; color: var(--text); }
.grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 16px; margin-top: 24px; }

table { width: 100%; border-collapse: collapse; background: var(--panel); border: 1px solid var(--border);
  border-radius: 10px; overflow: hidden; margin-bottom: 16px; }
th, td { text-align: left; padding: 9px 12px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { font-size: .8rem; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); background: var(--code); }
tr:last-child td { border-bottom: 0; }
table.dns { border-radius: 6px; }

label { display: flex; flex-direction: column; gap: 4px; font-size: .85rem; color: var(--muted); margin-bottom: 10px; }
input { font: inherit; color: var(--text); background: var(--bg); border: 1px solid var(--border);
  border-radius: 6px; padding: 7px 9px; min-width: 0; }
input:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
.row { display: flex; gap: 10px; align-items: flex-end; flex-wrap: wrap; }
.row label { margin-bottom: 0; flex: 1 1 180px; }
.row + .row { margin-top: 8px; }
button { font: inherit; cursor: pointer; border: 1px solid var(--border); background: var(--panel); color: var(--text);
  border-radius: 6px; padding: 7px 14px; }
button:hover { border-color: var(--accent); }
button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
button.danger { color: var(--err); }
button.danger:hover { border-color: var(--err); }
button.link { border: 0; background: none; padding: 0; color: var(--accent); }
button.link.danger { color: var(--err); }

details > summary { cursor: pointer; font-weight: 600; }
details.card[open] > summary { margin-bottom: 12px; }
details.actions { display: inline-block; text-align: left; }
details.actions > summary { color: var(--accent); font-weight: 500; }
details.actions[open] { display: block; margin-top: 8px; }

.flash { padding: 10px 14px; border-radius: 8px; margin-bottom: 16px; border: 1px solid; word-break: break-word; }
.flash.ok { background: var(--ok-bg); border-color: var(--ok); }
.flash.err, p.err { background: var(--err-bg); border-color: var(--err); }
p.err { padding: 8px 12px; border-radius: 6px; border: 1px solid var(--err); }
.tag { font-size: .75em; background: var(--code); border-radius: 4px; padding: 1px 6px; color: var(--muted); }
.status { font-size: .8em; font-weight: 600; text-transform: uppercase; padding: 2px 8px; border-radius: 999px; }
.status.ok { background: var(--ok-bg); color: var(--ok); }
.status.warn { background: var(--warn-bg); color: var(--warn); }
.status.missing, .status.wrong { background: var(--err-bg); color: var(--err); }
pre.snippet { background: var(--code); padding: 12px; border-radius: 6px; overflow-x: auto; font-size: .85em; }

.login { max-width: 380px; margin: 10vh auto 0; }
.login h1 { text-align: center; }
.login button { width: 100%; margin-top: 6px; }

@media (max-width: 640px) {
  th:nth-child(3), td:nth-child(3) { display: none; }
  .top { padding: 10px 16px; }
}

/* v2 additions */
h3 { font-size: 1rem; margin: 18px 0 8px; }
.small-stats .stat .n { font-size: 1.5rem; }
.stat.alert .n { color: var(--err); }
.card-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }
.card-head h2 { margin: 0; }
textarea, select { font: inherit; color: var(--text); background: var(--bg); border: 1px solid var(--border);
  border-radius: 6px; padding: 7px 9px; }
textarea { width: 100%; resize: vertical; }
label.check { flex-direction: row; align-items: center; gap: 8px; color: var(--text); }
meter { width: 80px; height: 8px; vertical-align: middle; margin-left: 6px; }
td.usage { white-space: nowrap; }
a.button { display: inline-block; border: 1px solid var(--border); border-radius: 6px; padding: 7px 14px;
  margin: 0 8px 8px 0; color: var(--text); background: var(--panel); }
a.button:hover { border-color: var(--accent); }
table.kv { width: auto; border: 0; background: none; margin: 0 0 12px; }
table.kv th { background: none; text-transform: none; letter-spacing: 0; font-size: .9rem; padding-left: 0; }
table.kv td, table.kv th { border: 0; padding: 4px 16px 4px 0; }
ul.plain { list-style: none; padding: 0; margin: 0 0 12px; }
ul.plain li { padding: 4px 0; }
form.inline { display: inline; margin-left: 8px; }
.danger-zone { border-color: var(--err); }
details.danger-zone { margin-top: 16px; padding: 10px 12px; border: 1px dashed var(--err); border-radius: 8px; }
details.danger-zone > summary { color: var(--err); }