/* hoster admin UI: a small hand-written stylesheet, no build step (ADR-0021). */
:root {
  --bg: #fafafa;
  --fg: #1f2328;
  --muted: #59636e;
  --border: #d1d9e0;
  --accent: #0969da;
  --info-bg: #ddf4ff;
  --success-bg: #dafbe1;
  --error-bg: #ffebe9;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0d1117;
    --fg: #e6edf3;
    --muted: #9198a1;
    --border: #3d444d;
    --accent: #4493f8;
    --info-bg: #0c2d6b;
    --success-bg: #033a16;
    --error-bg: #5d0f12;
  }
}

* { box-sizing: border-box; }

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

a { color: var(--accent); }

header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.5rem;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
}

header .brand { font-weight: 600; color: var(--fg); text-decoration: none; }

nav ul { display: flex; gap: 1rem; margin: 0; padding: 0; list-style: none; }
nav a { text-decoration: none; }
nav a[aria-current="page"] { font-weight: 600; color: var(--fg); }

header .account { display: flex; align-items: center; gap: 0.5rem; margin-left: auto; }
header .account .login { color: var(--muted); }

button, .button {
  display: inline-block;
  padding: 0.3rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--fg);
  font: inherit;
  text-decoration: none;
  cursor: pointer;
}
button:hover, .button:hover { border-color: var(--accent); }

.login-box { max-width: 28rem; margin: 3rem auto; text-align: center; }

main { max-width: 64rem; margin: 0 auto; padding: 1rem; }

#flash:empty { display: none; }
.flash {
  margin: 0 0 1rem;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 6px;
}
.flash-info { background: var(--info-bg); }
.flash-success { background: var(--success-bg); }
.flash-error { background: var(--error-bg); }

footer { padding: 1rem; color: var(--muted); font-size: 0.85em; text-align: center; }

.muted { color: var(--muted); }

table.containers { width: 100%; border-collapse: collapse; }
table.containers th, table.containers td {
  padding: 0.35rem 0.5rem;
  border-bottom: 1px solid var(--border);
  text-align: left;
}

/* Container logs (ADR-0044): one block per line, stderr set apart. */
.log-options { display: flex; flex-wrap: wrap; align-items: center; gap: 0.75rem; margin: 1rem 0; }
.log-options input[type="number"] { width: 6rem; }
.log-options input[type="text"] { width: 16rem; }
.log-legend { margin: 0 0 0.5rem; font-size: 0.85em; }
.log-legend span { padding: 0 0.4rem; border-left: 3px solid transparent; }
.log {
  min-height: 10rem;
  max-height: 70vh;
  overflow: auto;
  margin: 0;
  padding: 0.5rem 0;
  border: 1px solid var(--border);
  border-radius: 6px;
  font: 13px/1.4 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}
.log-line { display: block; padding: 0 0.75rem; border-left: 3px solid transparent; }
.log-line time { color: var(--muted); }
.log-stderr { border-left-color: #cf222e; background: var(--error-bg); }
.log-legend .log-stdout { border-left-color: var(--border); }
.log-notice { display: block; padding: 0.25rem 0.75rem; color: var(--muted); font-style: italic; }

/* Stack pages: lists, forms, the apply preview and its diff. */
table.list { width: 100%; border-collapse: collapse; margin: 0 0 1rem; }
table.list th, table.list td {
  padding: 0.35rem 0.5rem;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
}
table.pins tr.changes td { background: var(--info-bg); }
ul.plain { margin: 0; padding: 0; list-style: none; }
.badge { display: inline-block; padding: 0 0.4rem; border-radius: 6px; font-size: 0.85em; }
.badge-error { background: var(--error-bg); }
.badge-ok { background: var(--success-bg); }
.dns-detail { display: block; font-size: 0.85em; }
.cert-error { font-size: 0.9em; overflow-wrap: anywhere; }
.stack-form { display: flex; flex-direction: column; align-items: flex-start; gap: 0.5rem; margin: 0 0 1rem; }
.stack-form textarea {
  width: 100%;
  font: 13px/1.4 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
button.danger { border-color: #cf222e; color: #cf222e; }
.problems { margin: 0.5rem 0 0; padding-left: 1.25rem; }
.problem-at { font-weight: 600; }
.problem-source { margin: 0.25rem 0; padding: 0.25rem 0.5rem; border-radius: 6px; background: var(--bg); overflow-x: auto; }
.diff { margin: 0 0 1rem; border: 1px solid var(--border); border-radius: 6px; overflow-x: auto; }
.diff-hunk { width: 100%; border-collapse: collapse; font: 13px/1.4 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.diff-hunk + .diff-hunk { border-top: 1px dashed var(--border); }
.diff-hunk td { padding: 0 0.5rem; white-space: pre; }
.diff-no { width: 3rem; color: var(--muted); text-align: right; user-select: none; }
.diff-sign { width: 1rem; user-select: none; }
.diff-add { background: var(--success-bg); }
.diff-remove { background: var(--error-bg); }
.inline-form { display: inline-flex; align-items: center; gap: 0.5rem; margin: 0 0.25rem 0 0; }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }

/* Deployment history */
.state-failed { background: var(--error-bg); padding: 0 0.25em; border-radius: 3px; }
.deployments .digest { white-space: nowrap; }

/* Dashboard */
ul.warnings { margin: 0 0 1rem; padding-left: 1.25rem; }
ul.warnings li { margin: 0.15rem 0; }
table.overview tbody.stack { border-top: 2px solid var(--border); }
table.overview th[scope="rowgroup"] { font-weight: 600; }

/* System */
dl.facts { display: grid; grid-template-columns: max-content 1fr; gap: 0.25rem 1rem; margin: 0 0 1rem; }
dl.facts dt { font-weight: 600; }
dl.facts dd { margin: 0; }
pre.release-notes {
  max-height: 40vh;
  overflow: auto;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  font: 13px/1.4 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}
button:disabled { opacity: 0.6; cursor: not-allowed; }