:root {
  color-scheme: light;
  --ink: #1d2935;
  --muted: #5b6876;
  --paper: #f4f6f8;
  --surface: #fff;
  --line: #d5dce3;
  --accent: #1d5f8a;
  --accent-hover: #164a6d;
  --danger: #a52a2a;
  --success-bg: #e7f5eb;
  --error-bg: #fff0ef;
  --radius: 0.55rem;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
  color: var(--ink);
  background: var(--paper);
}

* { box-sizing: border-box; }

body { margin: 0; min-width: 20rem; }
a { color: var(--accent); text-underline-offset: 0.15em; }
a:hover { color: var(--accent-hover); }
button, input, textarea, select { font: inherit; }
button, select { cursor: pointer; }
button:disabled { cursor: not-allowed; opacity: 0.55; }
:focus-visible { outline: 3px solid #e79b25; outline-offset: 2px; }

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.8rem max(1rem, calc((100vw - 72rem) / 2));
  background: #16394f;
  color: #fff;
}
.brand { color: #fff; font-weight: 750; text-decoration: none; }
.brand span { margin-inline-start: 0.4rem; color: #b9d6e8; font-size: 0.8rem; font-weight: 500; }
.site-nav { display: flex; align-items: center; gap: 1rem; }
.account-name { color: #e3edf4; }
.page-shell { width: min(72rem, calc(100% - 2rem)); margin: 2rem auto; min-height: 70vh; }
.site-footer { padding: 1rem; text-align: center; color: var(--muted); font-size: 0.875rem; }

h1, h2, h3, p { margin-block-start: 0; }
h1 { margin-block-end: 0.35em; font-size: clamp(1.7rem, 3vw, 2.35rem); line-height: 1.15; }
h2 { margin-block-end: 0.65em; font-size: 1.3rem; }
h3 { margin-block-end: 0.4em; }
.page-heading { display: flex; justify-content: space-between; align-items: end; gap: 1rem; margin-block-end: 1.5rem; }
.eyebrow { margin-block-end: 0.35rem; color: var(--muted); font-size: 0.82rem; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase; }
.muted { color: var(--muted); }
.required-mark { color: var(--danger); }
.narrow-panel { width: min(30rem, 100%); margin: 3rem auto; }
.panel, .narrow-panel {
  padding: 1.25rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 2px 8px #16394f0c;
}
.panel { margin-block-end: 1rem; }
.compact-panel { padding: 1rem 1.25rem; }
.section-heading { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-block-end: 1rem; }
.section-heading h2 { margin: 0; }
.button-row { display: flex; align-items: center; flex-wrap: wrap; gap: 0.55rem; }
.small-row { margin-block-start: 0.6rem; }

.stack-form { display: grid; gap: 1rem; }
.inline-create-form { display: flex; align-items: end; flex-wrap: wrap; gap: 0.75rem; }
.inline-form { display: inline-flex; margin: 0; }
.field { display: grid; gap: 0.3rem; min-width: min(100%, 14rem); }
.field > span, .field-label { font-weight: 650; }
.field small { color: var(--muted); font-size: 0.82rem; }
.input {
  width: 100%;
  min-height: 2.65rem;
  padding: 0.55rem 0.7rem;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid #9eabb7;
  border-radius: 0.35rem;
}
.input:hover { border-color: #617587; }
.input-small { min-height: 2.25rem; padding: 0.35rem 0.5rem; }
.textarea { min-height: 8rem; resize: vertical; }
.read-only-value { display: block; padding: 0.55rem 0.7rem; background: #edf1f4; border: 1px solid var(--line); border-radius: 0.35rem; }
.button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 2.65rem;
  padding: 0.55rem 0.9rem;
  color: #fff;
  background: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 0.35rem;
  font-weight: 650;
  text-decoration: none;
}
.button:hover { color: #fff; background: var(--accent-hover); border-color: var(--accent-hover); }
.button-small { min-height: 2.1rem; padding: 0.3rem 0.65rem; font-size: 0.88rem; }
.button-muted { color: var(--ink); background: #edf1f4; border-color: #c4cdd5; }
.button-muted:hover { color: var(--ink); background: #e0e7ec; border-color: #a8b4be; }
.button-danger { color: #fff; background: var(--danger); border-color: var(--danger); }
.button-danger:hover { background: #831e1e; border-color: #831e1e; }

.notice { margin-block-end: 1rem; padding: 0.8rem 1rem; border-radius: var(--radius); }
.notice-error { color: #74201b; background: var(--error-bg); border: 1px solid #e7b4af; }
.notice-success { color: #205d32; background: var(--success-bg); border: 1px solid #b4ddc0; }
.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr)); gap: 1rem; }
.workspace-card { display: grid; gap: 0.35rem; padding: 1rem; color: var(--ink); background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); text-decoration: none; }
.workspace-card:hover { border-color: var(--accent); box-shadow: 0 2px 10px #16394f16; }
.workspace-key, .issue-key { font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-weight: 750; }
.role-pill, .status-pill { display: inline-block; width: fit-content; padding: 0.12rem 0.5rem; background: #e8eff4; border-radius: 99rem; font-size: 0.8rem; font-weight: 650; }
.status-pill { color: #174d70; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 0.7rem 0.55rem; border-bottom: 1px solid var(--line); text-align: left; vertical-align: middle; }
th { color: var(--muted); font-size: 0.85rem; }
.empty-state { padding: 1rem 0; color: var(--muted); }
.content-grid { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(16rem, 0.8fr); gap: 1rem; }
.description-text { white-space: pre-wrap; overflow-wrap: anywhere; }
.metadata-list { display: grid; gap: 0.35rem; margin-block: 1.5rem 0; }
.metadata-list div { display: flex; gap: 0.6rem; }
.metadata-list dt { min-width: 8rem; color: var(--muted); }
.metadata-list dd { margin: 0; }
.history-list { display: grid; gap: 0.6rem; padding-inline-start: 1.25rem; }
.history-list li span { display: block; font-size: 0.88rem; }
.transition-form { display: flex; align-items: center; justify-content: space-between; gap: 0.8rem; padding: 0.7rem; border: 1px solid var(--line); border-radius: 0.4rem; }
.transition-form small { display: block; margin-block-start: 0.2rem; }
.state-list, .transition-list { display: grid; gap: 0.65rem; }
.state-row { display: flex; align-items: start; gap: 0.8rem; padding: 0.8rem; border: 1px solid var(--line); border-radius: 0.4rem; }
.state-position { display: grid; place-items: center; min-width: 2rem; min-height: 2rem; background: #edf1f4; border-radius: 50%; font-weight: 700; }
.state-content { flex: 1; }
.state-edit-form { margin-block-start: 0.5rem; }
.transition-card { padding: 0.8rem; border: 1px solid var(--line); border-radius: 0.4rem; }
.guard-list { margin-block: 0.5rem; color: var(--muted); }
.guard-form { display: grid; gap: 0.6rem; margin-block-start: 0.7rem; padding-block-start: 0.7rem; border-top: 1px solid var(--line); }
.guard-row { display: flex; flex-wrap: wrap; align-items: end; gap: 0.5rem; }
.section-top { margin-block-start: 1rem; }
.invite-result { display: grid; gap: 0.5rem; margin-block-start: 1rem; padding: 0.8rem; background: var(--success-bg); border-radius: var(--radius); overflow-wrap: anywhere; }
.invite-result code { font-size: 0.9rem; }
.visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

@media (max-width: 46rem) {
  .site-header { align-items: start; flex-direction: column; padding: 0.8rem 1rem; }
  .page-shell { margin-block: 1rem; }
  .page-heading { align-items: start; flex-direction: column; }
  .content-grid { grid-template-columns: 1fr; }
  .transition-form { align-items: start; flex-direction: column; }
}

@supports (margin-block: 1lh) {
  .panel { margin-block-end: 1lh; }
  .section-top { margin-block-start: 1lh; }
}