:root {
  color-scheme: light dark;
  --bg: #f6f5fa;
  --surface: #ffffff;
  --text: #1b1a24;
  --muted: #5e5b6e;
  --border: #e3e1ec;
  --accent: #5626a6;
  --accent-text: #ffffff;
  --accent-hover: #47208a;
  --focus: #7b4fd1;
  --good: #146c2e;
  --good-bg: #e3f4e8;
  --warn: #8a5300;
  --warn-bg: #fdf1dc;
  --bad: #b3261e;
  --bad-bg: #fce8e6;
  --muted-bg: #efeef4;
  --radius: 12px;
  --shadow: 0 1px 2px rgba(27, 26, 36, 0.06), 0 4px 16px rgba(27, 26, 36, 0.05);
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #131219;
    --surface: #1c1b24;
    --text: #ecebf2;
    --muted: #a6a3b5;
    --border: #2f2d3a;
    --accent: #9b72f0;
    --accent-text: #120a24;
    --accent-hover: #b090f5;
    --focus: #b090f5;
    --good: #7dd89a;
    --good-bg: #173322;
    --warn: #f2c26b;
    --warn-bg: #3a2c12;
    --bad: #f2a29c;
    --bad-bg: #3d1a18;
    --muted-bg: #26252f;
    --shadow: none;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
h1, h2, h3 { line-height: 1.25; margin: 0 0 8px; text-wrap: balance; }
h1 { font-size: 1.5rem; }
h2 { font-size: 1.15rem; }
h3 { font-size: 0.95rem; }
p { margin: 0 0 12px; }
a { color: var(--accent); text-underline-offset: 2px; }
code, pre { font: 0.875rem/1.5 ui-monospace, "SF Mono", Menlo, monospace; }
pre { white-space: pre-wrap; overflow-wrap: anywhere; margin: 0; }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }

.wrap { max-width: 860px; margin: 0 auto; padding: 0 16px; }
main.wrap { padding-top: 24px; padding-bottom: 48px; }
.muted { color: var(--muted); }
.small { font-size: 0.875rem; }
.hint { color: var(--muted); font-size: 0.875rem; }

/* header */
.top { background: var(--surface); border-bottom: 1px solid var(--border); }
.top-row { display: flex; align-items: center; gap: 20px; min-height: 56px; flex-wrap: wrap; }
.brand { font-weight: 700; color: var(--text); text-decoration: none; }
.top nav { display: flex; gap: 4px; flex: 1; }
.top nav a { color: var(--muted); text-decoration: none; padding: 8px 10px; border-radius: 8px; }
.top nav a:hover { color: var(--text); background: var(--muted-bg); }
.top nav a[aria-current="page"] { color: var(--text); font-weight: 600; }
.who { display: flex; align-items: center; gap: 8px; margin: 0; color: var(--muted); font-size: 0.875rem; }
@media (max-width: 600px) {
  .top-row { gap: 8px; padding-top: 8px; }
  .top nav { order: 3; flex-basis: 100%; margin: 0 -10px; }
  .who span { display: none; }
  .who { margin-left: auto; }
}

/* surfaces */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px;
  margin: 0 0 16px;
}
section > h2 { margin-top: 8px; }

/* buttons and fields */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 40px; padding: 8px 16px; border-radius: 10px;
  border: 1px solid transparent; font: inherit; font-weight: 600; text-decoration: none;
  cursor: pointer; transition: background-color 120ms ease;
}
.btn-primary { background: var(--accent); color: var(--accent-text); }
.btn-primary:hover { background: var(--accent-hover); }
.btn-quiet { background: transparent; color: var(--text); border-color: var(--border); }
.btn-quiet:hover { background: var(--muted-bg); }
.btn-danger { background: transparent; color: var(--bad); border-color: var(--bad); }
.btn-danger:hover { background: var(--bad-bg); }
.btn-small { min-height: 32px; padding: 4px 10px; font-size: 0.875rem; }
.btn-wide { width: 100%; margin-top: 16px; }
.btn[disabled] { opacity: 0.5; cursor: not-allowed; }
label { display: block; font-weight: 600; font-size: 0.9rem; margin: 12px 0 4px; }
input, select {
  width: 100%; min-height: 44px; padding: 8px 12px; font: inherit; font-size: 1rem;
  color: var(--text); background: var(--bg); border: 1px solid var(--border); border-radius: 10px;
}
.field-error { color: var(--bad); background: var(--bad-bg); padding: 8px 12px; border-radius: 8px; }

.auth { max-width: 400px; margin: 8vh auto 0; }
.auth .alt { margin: 16px 0 0; text-align: center; }

/* status */
.chip {
  display: inline-block; padding: 2px 10px; border-radius: 999px;
  font-size: 0.8rem; font-weight: 600; white-space: nowrap;
}
.chip-good { color: var(--good); background: var(--good-bg); }
.chip-warn { color: var(--warn); background: var(--warn-bg); }
.chip-bad { color: var(--bad); background: var(--bad-bg); }
.chip-muted { color: var(--muted); background: var(--muted-bg); }

.notice { display: flex; gap: 12px; align-items: baseline; flex-wrap: wrap; padding: 10px 14px; border-radius: 10px; margin: 0 0 12px; }
.notice p { margin: 0; flex: 1 1 260px; }
.notice-warn { background: var(--warn-bg); color: var(--warn); }
.notice-bad { background: var(--bad-bg); color: var(--bad); }
.notice-good { background: var(--good-bg); color: var(--good); }
.notice-muted { background: var(--muted-bg); color: var(--muted); }
.notice a { color: inherit; font-weight: 600; }

/* consent */
.actions { display: flex; gap: 8px; flex-wrap: wrap; margin: 0 0 16px; }
.actions form { margin: 0; }

/* accounts and settings */
.account { display: flex; justify-content: space-between; gap: 16px; align-items: center; flex-wrap: wrap; }
.account h2 { margin: 0 0 6px; }
.account p { margin: 0 0 4px; }
.account-actions { display: flex; gap: 8px; align-items: center; }
.account-actions form { margin: 0; }
.account-actions:empty { display: none; }
.copy-row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.copy-row code { flex: 1 1 260px; background: var(--bg); padding: 8px 12px; border-radius: 8px; overflow-wrap: anywhere; }
.plain { margin: 0 0 8px; padding-left: 20px; }