:root {
  --bg: #eef1f3;
  --surface: #ffffff;
  --ink: #15212b;
  --muted: #5c6772;
  --line: #dde2e6;
  --line-strong: #c7ced4;
  --accent: #1f6f6a;
  --accent-ink: #ffffff;
  --accent-soft: #e4f0ef;
  --danger: #a23b2d;
  --danger-soft: #f6e8e6;
  --warn: #9a6a1c;
  --warn-soft: #f6efe1;
  --radius: 10px;
  --mono: ui-monospace, "SFMono-Regular", "JetBrains Mono", "Menlo", monospace;
  --sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 15px/1.55 var(--sans);
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* layout */
.topbar {
  background: var(--ink); color: #e8edf0;
  display: flex; align-items: center; justify-content: space-between;
  padding: .8rem 1.4rem; position: sticky; top: 0; z-index: 5;
}
.topbar .brand { font-weight: 700; letter-spacing: -.02em; color: #fff; display: flex; gap: .55rem; align-items: center; }
.topbar .brand .dot { width: .7rem; height: .7rem; border-radius: 2px; background: var(--accent); display: inline-block; }
.topbar .brand .mono { font-family: var(--mono); font-weight: 500; opacity: .65; font-size: .8rem; }
.topbar form { margin: 0; }
.wrap { max-width: 60rem; margin: 0 auto; padding: 1.8rem 1.4rem 4rem; }

/* headings */
h1 { font-size: 1.5rem; letter-spacing: -.02em; margin: 0 0 .2rem; }
h2 { font-size: 1.05rem; letter-spacing: -.01em; margin: 2rem 0 .8rem; }
.sub { color: var(--muted); margin: 0 0 1.6rem; }
.eyebrow { font-family: var(--mono); font-size: .72rem; text-transform: uppercase; letter-spacing: .12em; color: var(--muted); }

/* cards */
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.3rem; }
.card + .card { margin-top: 1.1rem; }
.row { display: flex; gap: 1rem; flex-wrap: wrap; }

/* buttons */
.btn {
  display: inline-flex; align-items: center; gap: .4rem; cursor: pointer;
  font: 600 .9rem var(--sans); padding: .5rem .9rem; border-radius: 8px;
  border: 1px solid var(--line-strong); background: var(--surface); color: var(--ink);
}
.btn:hover { border-color: var(--muted); text-decoration: none; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn.primary:hover { filter: brightness(.95); }
.btn.danger { color: var(--danger); border-color: var(--danger-soft); background: var(--danger-soft); }
.btn.small { font-size: .8rem; padding: .3rem .55rem; }
.btn:focus-visible { outline: 3px solid var(--accent-soft); outline-offset: 1px; }

/* the signature: an endpoint "patch cable" chip */
.endpoint {
  display: flex; align-items: stretch; border: 1px solid var(--line-strong);
  border-radius: 8px; overflow: hidden; background: #0f1a22;
}
.endpoint .method {
  font: 700 .75rem var(--mono); letter-spacing: .08em; color: #0f1a22;
  background: var(--accent); padding: .55rem .7rem; display: flex; align-items: center;
}
.endpoint code { flex: 1; font-family: var(--mono); font-size: .85rem; color: #cfe7e4; padding: .55rem .7rem; overflow-x: auto; white-space: nowrap; }
.endpoint button {
  border: 0; border-left: 1px solid #243640; background: #16242e; color: #bcd; cursor: pointer;
  font: 600 .78rem var(--sans); padding: 0 .9rem;
}
.endpoint button:hover { background: #1d2f3a; }

/* code blocks */
pre.snippet {
  background: #0f1a22; color: #cfe0e4; border-radius: 8px; padding: .9rem 1rem;
  overflow-x: auto; font-family: var(--mono); font-size: .8rem; line-height: 1.5; margin: .5rem 0 0;
  position: relative;
}
pre.snippet .copy { position: absolute; top: .5rem; right: .5rem; }

/* forms */
label { display: block; font-size: .8rem; font-weight: 600; margin: 0 0 .3rem; }
.help { font-weight: 400; color: var(--muted); font-size: .78rem; }
input[type=text], input[type=email], input[type=url], input[type=number], input[type=password], select, textarea {
  width: 100%; padding: .55rem .7rem; font: inherit; color: var(--ink);
  border: 1px solid var(--line-strong); border-radius: 8px; background: #fff;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
textarea { resize: vertical; min-height: 4.5rem; font-family: var(--mono); font-size: .85rem; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.field { margin-bottom: 1rem; }
.checkline { display: flex; align-items: center; gap: .5rem; }
.checkline input { width: auto; }

/* table */
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: .6rem .7rem; border-bottom: 1px solid var(--line); vertical-align: top; font-size: .88rem; }
th { font-size: .72rem; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); font-weight: 600; }
td.mono, .mono { font-family: var(--mono); font-size: .82rem; }
tr:last-child td { border-bottom: 0; }
.subdata { color: var(--muted); }
.subdata b { color: var(--ink); font-weight: 600; }

/* tabs / pills */
.tabs { display: flex; gap: .3rem; margin: 0 0 1rem; }
.tab { padding: .35rem .8rem; border-radius: 999px; font-size: .85rem; font-weight: 600; color: var(--muted); }
.tab.active { background: var(--ink); color: #fff; }
.pill { font: 600 .7rem var(--mono); padding: .12rem .5rem; border-radius: 999px; }
.pill.spam { background: var(--warn-soft); color: var(--warn); }

/* flash + misc */
.flash { padding: .65rem .9rem; border-radius: 8px; margin-bottom: 1rem; font-size: .9rem; }
.flash.ok { background: var(--accent-soft); color: var(--accent); }
.flash.error { background: var(--danger-soft); color: var(--danger); }
.empty { color: var(--muted); padding: 1.5rem; text-align: center; }
.formcard { display: flex; justify-content: space-between; align-items: center; }
.formcard .meta { color: var(--muted); font-size: .82rem; }
.counts { display: flex; gap: .6rem; align-items: center; }
.count { font-family: var(--mono); font-size: .8rem; color: var(--muted); }
.divider { height: 1px; background: var(--line); margin: 1.2rem 0; }
details summary { cursor: pointer; font-weight: 600; font-size: .9rem; }
.warnbox { background: var(--warn-soft); color: var(--warn); padding: .55rem .8rem; border-radius: 8px; font-size: .82rem; margin-top: .6rem; }

@media (max-width: 560px) {
  .grid2 { grid-template-columns: 1fr; }
  .topbar { padding: .7rem 1rem; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }

/* top nav */
.nav { display: flex; align-items: center; gap: 1.1rem; }
.nav a { color: #c7d2d4; font-size: .9rem; font-weight: 500; }
.nav a:hover { color: #fff; text-decoration: none; }
.pill.shared { background: #e7eef5; color: #2f5b86; }
.role { font: 600 .68rem var(--mono); text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
.userrow td { vertical-align: middle; }
.inline { display: inline; }