:root {
  --bg: #f6f7f9; --panel: #ffffff; --text: #16191d; --muted: #5f6873; --line: #dde1e6;
  --brand: #0e7d96; --brand-mark: #20b0d0; --brand-ink: #ffffff;
  --ok-bg: #e7f6ec; --ok: #17663a; --err-bg: #fdecec; --err: #a3231d; --warn-bg: #fff6e0; --warn: #7a5300;
  --code-bg: #eef1f4; --row-hover: #f1f5f8;
  --radius: 10px; --shadow: 0 1px 2px rgba(16, 24, 40, .06), 0 1px 3px rgba(16, 24, 40, .08);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1216; --panel: #171b21; --text: #e6e9ed; --muted: #98a2ad; --line: #2a3038;
    --brand: #39b9d6; --brand-mark: #20b0d0; --brand-ink: #071216;
    --ok-bg: #12301f; --ok: #7fd3a1; --err-bg: #3a1514; --err: #ff9c94; --warn-bg: #352a10; --warn: #f2cd73;
    --code-bg: #212831; --row-hover: #1d232a; --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, sans-serif; }
a { color: var(--brand); }
code, textarea, .sqlcell { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .9em; }
code { background: var(--code-bg); padding: .1em .35em; border-radius: 5px; word-break: break-all; }
h1 { font-size: 1.6rem; margin: .2rem 0 .6rem; letter-spacing: -.01em; }
h2 { font-size: 1.1rem; margin: 1.4rem 0 .5rem; }
h3 { font-size: .95rem; margin: 1.1rem 0 .4rem; }
.card h2:first-child, .card h1:first-child { margin-top: 0; }

.top { display: flex; align-items: center; gap: 1.5rem; padding: .7rem 1.25rem; background: var(--panel); border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: .5rem; color: var(--text); text-decoration: none; font-weight: 600; }
.brand b { color: var(--brand); }
.mark { width: 14px; height: 14px; border-radius: 50%; background: var(--brand-mark); box-shadow: inset 0 0 0 4px var(--panel), 0 0 0 2px var(--brand-mark); }
.top nav { display: flex; gap: .25rem; flex-wrap: wrap; }
.top nav a, .who > a { color: var(--muted); text-decoration: none; padding: .35rem .65rem; border-radius: 7px; }
.top nav a.on, .who > a.on, .top nav a:hover, .who > a:hover { color: var(--text); background: var(--code-bg); }
.who { margin-left: auto; display: flex; align-items: center; gap: .5rem; }
.who form { margin: 0; }
.phi { background: var(--warn-bg); color: var(--warn); font-size: .82rem; padding: .35rem 1.25rem; border-bottom: 1px solid var(--line); }
main { max-width: 1180px; margin: 0 auto; padding: 1.5rem 1.25rem 4rem; }

.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.25rem 1.4rem; box-shadow: var(--shadow); margin: 0 0 1.25rem; }
.narrow { max-width: 460px; margin: 2rem auto; }
.lead { color: var(--muted); margin-top: 0; }
.hint, .muted { color: var(--muted); }
.hint { font-size: .85rem; }
.grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 1.25rem; align-items: start; }
.headrow { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.row { display: flex; align-items: center; gap: .6rem; flex-wrap: wrap; }
.crumbs { margin: 0; color: var(--muted); }

label { display: block; margin: .8rem 0; font-weight: 500; font-size: .92rem; }
label.inline { display: inline-flex; align-items: center; gap: .4rem; margin: 0; }
label.check { font-weight: 400; }
input, select, textarea { font: inherit; color: var(--text); background: var(--bg); border: 1px solid var(--line); border-radius: 8px; padding: .5rem .65rem; }
label > input:not([type=checkbox]) { display: block; width: 100%; margin-top: .3rem; }
input:focus-visible, select:focus-visible, textarea:focus-visible, button:focus-visible, a:focus-visible { outline: 2px solid var(--brand); outline-offset: 2px; }
textarea { width: 100%; resize: vertical; line-height: 1.45; }
input[type=search] { min-width: 240px; }

button, .button { font: inherit; font-size: .92rem; display: inline-flex; align-items: center; gap: .3rem; padding: .48rem .9rem; border-radius: 8px; border: 1px solid var(--line); background: var(--panel); color: var(--text); cursor: pointer; text-decoration: none; }
button:hover, .button:hover { background: var(--row-hover); }
button.primary { background: var(--brand); border-color: var(--brand); color: var(--brand-ink); font-weight: 600; }
button.primary:hover { filter: brightness(1.07); }
button.danger { color: var(--err); }
button.link { border: 0; background: none; color: var(--brand); padding: 0 .2rem; }
button:disabled { opacity: .5; cursor: default; }
form > button.primary { margin-top: .6rem; }

.ok, .err { padding: .6rem .8rem; border-radius: 8px; }
.ok { background: var(--ok-bg); color: var(--ok); }
.err { background: var(--err-bg); color: var(--err); }
.warn { background: var(--warn-bg); border-color: transparent; }
.tag { display: inline-block; font-size: .75rem; padding: .05rem .45rem; border-radius: 99px; background: var(--code-bg); color: var(--muted); }
.tag.good { background: var(--ok-bg); color: var(--ok); }
.tag.bad { background: var(--err-bg); color: var(--err); }
.facts { padding-left: 1.1rem; }
.facts li { margin: .35rem 0; }

.copyrow { display: flex; gap: .5rem; align-items: center; }
.copyrow code { flex: 1; padding: .45rem .6rem; }
.stats { display: flex; gap: 2rem; margin: .4rem 0 1rem; }
.stats b { display: block; font-size: 1.6rem; font-variant-numeric: tabular-nums; }
.stats span { color: var(--muted); font-size: .85rem; }
.qr { background: #fff; padding: .6rem; border-radius: 8px; display: inline-block; margin: .3rem 0; }
.qr svg { display: block; }
.secret { display: block; margin: .5rem 0; letter-spacing: .08em; }

.scroll { overflow-x: auto; max-width: 100%; }
table.data { width: 100%; border-collapse: collapse; background: var(--panel); font-size: .9rem; }
table.data th { text-align: left; font-weight: 600; color: var(--muted); font-size: .8rem; text-transform: uppercase; letter-spacing: .03em; border-bottom: 1px solid var(--line); padding: .5rem .6rem; white-space: nowrap; position: sticky; top: 0; background: var(--panel); }
table.data td { border-bottom: 1px solid var(--line); padding: .45rem .6rem; vertical-align: top; }
table.data tbody tr:hover { background: var(--row-hover); }
table.data.compact td { padding: .3rem .5rem; }
table.data tr.bad td { color: var(--err); }
.num { text-align: right; font-variant-numeric: tabular-nums; }
.clip { max-width: 420px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sqlcell { max-width: 520px; white-space: pre-wrap; word-break: break-word; }
#results td { white-space: pre-wrap; max-width: 480px; word-break: break-word; }
#results td.null { color: var(--muted); font-style: italic; }
.joins { list-style: none; padding: 0; }
.joins li { padding: .25rem 0; }
.note-cell textarea, .note-card textarea { min-height: 3.2rem; margin: .3rem 0; }

@media (max-width: 640px) {
  .top { gap: .6rem; padding: .6rem 1rem; }
  .who { margin-left: 0; }
  main { padding: 1rem 1rem 3rem; }
  input[type=search] { min-width: 0; width: 100%; }
  .clip { max-width: 180px; }
}

.filters { display: flex; flex-wrap: wrap; gap: .6rem 1rem; align-items: center; padding: .9rem 1.1rem; }
.filters input:not([type=checkbox]), .filters select { padding: .35rem .5rem; }