:root {
  color-scheme: light;
  --fg: #17252b; --muted: #596b73; --bg: #f4f7f7; --card: #fff;
  --line: #dce5e6; --accent: #086b60; --accent-fg: #fff;
  --ok: #176943; --bad: #b4232d; --warn: #835400; --chip: #edf3f2;
  --shadow: 0 4px 24px rgb(23 37 43 / 3%);
}
:root[data-theme=dark] {
  color-scheme: dark;
  --fg: #e6efee; --muted: #a4b6b8; --bg: #101a1d; --card: #182529;
  --line: #304247; --accent: #7edbc2; --accent-fg: #102b24;
  --ok: #8ed6ad; --bad: #ffadb3; --warn: #ecc784; --chip: #24363a;
  --shadow: 0 4px 24px rgb(0 0 0 / 10%);
}
* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.6 system-ui, sans-serif; background: var(--bg); color: var(--fg); }
a { color: var(--accent); text-underline-offset: 3px; overflow-wrap: anywhere; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
[hidden] { display: none !important; }
.skip-link { position: absolute; top: -5rem; left: 1rem; z-index: 20; background: var(--card); padding: .7rem 1rem; border-radius: 8px; }
.skip-link:focus { top: .5rem; }
header.bar { background: var(--card); border-bottom: 1px solid var(--line); }
header.bar .in { max-width: 72rem; margin: auto; padding: 1rem 2rem; display: flex; gap: 2rem; align-items: center; flex-wrap: wrap; }
.brand { display: inline-flex; gap: .65rem; align-items: center; color: var(--fg); font-size: 1.2rem; font-weight: 750; letter-spacing: -.5px; text-decoration: none; }
.brand-mark { display: grid; place-items: center; width: 2.1rem; height: 2.1rem; border-radius: 10px; background: var(--accent); color: var(--accent-fg); font-size: 1.4rem; }
.doghouse-icon { width: 1.9rem; height: 1.9rem; }
.nav-icon { width: 1.1rem; height: 1.1rem; flex: none; }
header nav a { display: inline-flex; align-items: center; gap: .4rem; }
nav { display: flex; gap: .3rem; }
nav a { color: var(--muted); text-decoration: none; padding: .55rem .85rem; border-radius: 8px; font-weight: 550; }
nav a:hover, nav a.on { color: var(--accent); background: var(--chip); }
.theme-switch { margin-left: auto; display: flex; padding: .2rem; border: 1px solid var(--line); background: var(--bg); border-radius: 10px; gap: .1rem; }
.theme-switch button { padding: .4rem .6rem; min-height: 36px; font-size: .8rem; background: transparent; border-color: transparent; color: var(--muted); }
.theme-switch button[aria-pressed=true] { background: var(--accent); color: var(--accent-fg); font-weight: 650; }
.audit-notice { max-width: 64rem; width: calc(100% - 4rem); margin: 1.25rem auto 0; padding: .85rem 1rem; border: 1px solid var(--warn); border-radius: 9px; background: var(--chip); color: var(--warn); overflow-wrap: anywhere; }
.audit-notice p { margin: 0; }
.audit-notice a { display: inline-block; margin-top: .3rem; }
main { max-width: 68rem; min-height: calc(100svh - 14rem); margin: 2.6rem auto 3rem; padding: 0 2rem; }
h1 { font-size: clamp(1.7rem, 4vw, 2.1rem); line-height: 1.25; letter-spacing: -.7px; margin: 0; overflow-wrap: anywhere; }
h2 { font-size: 1.1rem; line-height: 1.4; margin: 0 0 .65rem; }
p { margin: .65rem 0 1rem; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 1.5rem; margin-bottom: 1.2rem; box-shadow: var(--shadow); overflow-x: auto; }
.card > :last-child { margin-bottom: 0; }
.row { display: flex; gap: .6rem; align-items: center; flex-wrap: wrap; }
.row.sp { justify-content: space-between; gap: 1rem; margin-bottom: 1rem; }
.muted { color: var(--muted); }
.small { font-size: .875rem; }
main > div > p.muted { max-width: 48rem; margin-bottom: 1.5rem; }
button, .btn { font: inherit; font-weight: 550; padding: .6rem 1rem; min-height: 44px; border-radius: 9px; border: 1px solid var(--line); background: var(--card); color: var(--fg); cursor: pointer; text-decoration: none; display: inline-flex; justify-content: center; align-items: center; line-height: 1.4; }
button:hover:not(:disabled), .btn:hover { border-color: var(--accent); background: var(--chip); }
button.primary { background: var(--accent); color: var(--accent-fg); border-color: var(--accent); font-weight: 650; }
button.primary:hover:not(:disabled) { background: var(--accent); filter: brightness(1.08); }
button.danger { color: var(--bad); }
button[disabled] { opacity: .5; cursor: not-allowed; }
input, select { font: inherit; padding: .65rem .8rem; min-height: 44px; border: 1px solid var(--line); border-radius: 9px; background: var(--bg); color: var(--fg); min-width: 0; }
input::placeholder { color: var(--muted); opacity: .85; }
input.wide { width: 100%; }
label { display: block; font-size: .875rem; font-weight: 600; margin: 1rem 0 .4rem; }
table { width: 100%; border-collapse: collapse; }
th { text-align: left; font-weight: 600; font-size: .75rem; color: var(--muted); padding: .5rem .75rem .8rem; border-bottom: 1px solid var(--line); }
td { padding: .9rem .75rem; border-bottom: 1px solid var(--line); vertical-align: middle; }
tr:last-child td { border-bottom: 0; }
td.r { text-align: right; white-space: nowrap; }
tr.click { cursor: pointer; }
tr.click:hover { background: var(--chip); }
.box-link { font-weight: 650; text-decoration: none; }
.box-link:hover { text-decoration: underline; }
.mobile-label { display: none; }
.chip { display: inline-block; font-size: .75rem; padding: .2rem .6rem; border-radius: 99px; background: var(--chip); color: var(--muted); margin: .15rem .3rem .15rem 0; white-space: nowrap; }
button.chip { min-height: 36px; }
.chip.ok { color: var(--ok); }
.chip.bad { color: var(--bad); }
.chip.warn { color: var(--warn); }
.chip.live { background: var(--accent); color: var(--accent-fg); }
.tabs { display: flex; gap: .4rem; border-bottom: 1px solid var(--line); margin: 1.5rem 0; }
.tabs button { border: 0; border-bottom: 3px solid transparent; border-radius: 0; padding: .65rem 1rem; background: none; color: var(--muted); }
.tabs button.on { color: var(--accent); border-bottom-color: var(--accent); }
.empty { text-align: center; padding: 3rem 1.5rem; color: var(--muted); }
.empty p:first-child { color: var(--fg); font-size: 1.2rem; font-weight: 650; }
.empty .small { max-width: 34rem; margin: .6rem auto 1.2rem; }
#status { position: fixed; left: 50%; bottom: 1.25rem; transform: translateX(-50%); width: max-content; max-width: min(90vw, 40rem); padding: .8rem 1.2rem; border-radius: 12px; background: var(--fg); color: var(--bg); font-size: .9rem; box-shadow: var(--shadow); display: none; z-index: 10; }
#status.bad { background: var(--bad); color: var(--card); }
code { background: var(--chip); padding: .1rem .3rem; border-radius: 4px; font-size: .85em; overflow-wrap: anywhere; }
.card input:not([type=checkbox]) { width: 100%; max-width: 30rem; }
.where { max-width: 68rem; margin: 0 auto; padding: 1.5rem 2rem 2rem; color: var(--muted); font-size: .8rem; display: flex; justify-content: space-between; gap: .7rem; flex-wrap: wrap; }
.where a { color: var(--muted); }
.where a:hover { color: var(--fg); }
.step { display: flex; gap: 1rem; padding: 1.2rem 0; border-top: 1px solid var(--line); }
.step:first-of-type { border-top: 0; }
.step .grow { flex: 1; min-width: 0; }
.step .num { flex: none; width: 1.8rem; height: 1.8rem; border-radius: 50%; background: var(--chip); color: var(--muted); display: grid; place-items: center; font-size: .85rem; font-weight: 700; }
.step .num.done { background: var(--ok); color: var(--bg); }
ol { margin: .3rem 0 .6rem 1.1rem; padding: 0; }
li { margin-bottom: .4rem; }
.card table + .row { margin-top: 1rem; }
#ghLine { border-left: 3px solid var(--line); padding-left: .8rem; }
@media (max-width: 760px) {
  header.bar .in { padding: 1rem; gap: .9rem; }
  .audit-notice { width: calc(100% - 2rem); }
  nav { order: 3; width: 100%; }
  nav a { flex: 1; text-align: center; font-size: .875rem; padding: .55rem .4rem; white-space: nowrap; overflow-wrap: normal; }
  main { padding: 0 1rem; margin-top: 1.8rem; }
  .card { padding: 1.1rem; border-radius: 12px; }
  .where { padding: 1rem; }
  .row.sp { align-items: flex-start; }
  td, th { padding-left: .5rem; padding-right: .5rem; }
  .card table tr { display: flex; flex-wrap: wrap; gap: .3rem .6rem; padding: .8rem 0; border-bottom: 1px solid var(--line); }
  .card table tr:last-child { border-bottom: 0; }
  .card table tr:has(th) { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip-path: inset(50%); }
  .card table td { padding: .2rem 0; border: 0; min-width: 0; overflow-wrap: anywhere; }
  .card table td:first-child { flex-basis: 100%; }
  td.r { flex-basis: 100%; text-align: left; white-space: normal; display: flex; flex-wrap: wrap; gap: .4rem; }
  .mobile-label { display: inline; color: var(--muted); }
  .theme-switch button { min-height: 44px; padding: .35rem .5rem; }
  input { font-size: 16px; }
  .tabs { gap: 0; }
  .tabs button { flex: 1; padding: .6rem; }
}
@media (max-width: 360px) {
  .brand { font-size: 1rem; gap: .4rem; }
  .brand-mark { width: 1.8rem; height: 1.8rem; }
}

textarea { font: inherit; padding: .65rem .8rem; border: 1px solid var(--line); border-radius: 9px; background: var(--bg); color: var(--fg); width: 100%; min-width: 0; resize: vertical; }
.masked-entry { -webkit-text-security: disc; }
.record-editor fieldset { min-width: 0; margin: 1rem 0; border: 1px solid var(--line); border-radius: 9px; }
.record-editor .row { margin: 1rem 0; }
.record-field { min-width: 0; padding: .8rem 0; border-bottom: 1px solid var(--line); }
.record-field h3, .record-detail h2, .record-editor legend { overflow-wrap: anywhere; }
.field-value { white-space: pre-wrap; overflow-wrap: anywhere; display: block; }
.record-editor button, .record-detail button { max-width: 100%; white-space: normal; overflow-wrap: anywhere; }
.bad { color: var(--bad); }
@media (max-width: 760px) { textarea { font-size: 16px; } }

/* Guidance stays in the current page so opening help never replaces a form. */
.help-button { display: inline-flex; width: 2rem; min-width: 2rem; height: 2rem; min-height: 2rem; padding: 0; border-radius: 50%; font-size: .875rem; font-weight: 650; line-height: 1; vertical-align: middle; color: var(--accent); background: var(--chip); }
.tabs .help-button { flex: none; align-self: center; margin-left: auto; border: 1px solid var(--line); border-radius: 50%; padding: 0; color: var(--accent); background: var(--chip); }
.help-dialog { width: min(32rem, calc(100% - 2rem)); max-height: calc(100dvh - 2rem); overflow-y: auto; padding: 1.5rem; border: 1px solid var(--line); border-radius: 16px; color: var(--fg); background: var(--card); box-shadow: var(--shadow); }
.help-dialog::backdrop { background: rgb(0 0 0 / 45%); }
.help-dialog .row.sp { align-items: flex-start; flex-wrap: nowrap; }
.help-dialog h2 { margin: .4rem 0 0; }
.help-dialog button { flex: none; }
.check-row { display: flex; align-items: center; gap: .75rem; min-height: 44px; cursor: pointer; }
.check-row input[type=checkbox] { width: 1.25rem; height: 1.25rem; min-height: 0; margin: 0; accent-color: var(--accent); flex: none; }
.docs-contents { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .35rem; }
.docs-contents a { color: var(--accent); white-space: normal; text-align: left; }
.docs-section { scroll-margin-top: 1.5rem; }
.docs-section ul { padding-left: 1.3rem; }
.docs-section li { margin: .65rem 0; }
@media (max-width: 760px) {
  header.bar nav { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .docs-contents { grid-template-columns: 1fr; }
  .help-dialog { padding: 1rem; }
  .help-button { width: 2.75rem; min-width: 2.75rem; height: 2.75rem; min-height: 2.75rem; }
}