:root {
  --bg: #f6f7f9; --surface: #ffffff; --text: #1b1f24; --muted: #5d6673; --border: #dde1e6;
  --accent: #2456d6; --accent-text: #ffffff; --danger: #c23434; --ok: #1d7a46; --warn: #a86500;
  --code-bg: #f0f2f5;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #111418; --surface: #1a1f25; --text: #e6e9ed; --muted: #97a0ab; --border: #2c333b;
    --accent: #5b8cff; --accent-text: #0b1020; --danger: #ff6b6b; --ok: #4cc38a; --warn: #f0b04a;
    --code-bg: #0d1014;
  }
}
:root[data-theme="dark"] {
  --bg: #111418; --surface: #1a1f25; --text: #e6e9ed; --muted: #97a0ab; --border: #2c333b;
  --accent: #5b8cff; --accent-text: #0b1020; --danger: #ff6b6b; --ok: #4cc38a; --warn: #f0b04a;
  --code-bg: #0d1014;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif; }
[hidden] { display: none !important; }
h1 { font-size: 1.4rem; margin: 0 0 .5rem; }
h2 { font-size: 1rem; margin: 0 0 .75rem; }
.muted { color: var(--muted); }
.mono, code, pre { font-family: ui-monospace, "Cascadia Mono", Consolas, monospace; font-size: .85rem; }
code { background: var(--code-bg); padding: .1em .35em; border-radius: 4px; }

.center { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 16px; min-width: 0; }
.narrow { width: 100%; max-width: 420px; display: grid; gap: .75rem; }

button { font: inherit; padding: .45rem .9rem; border-radius: 7px; border: 1px solid var(--border);
  background: var(--surface); color: var(--text); cursor: pointer; }
button:hover { border-color: var(--muted); }
button:disabled { opacity: .5; cursor: default; }
button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
button.danger { color: var(--danger); border-color: var(--danger); }
button.ghost { border-color: transparent; color: var(--muted); }
input, textarea { font: inherit; width: 100%; padding: .5rem; border-radius: 7px;
  border: 1px solid var(--border); background: var(--bg); color: var(--text); }
textarea { font-family: ui-monospace, Consolas, monospace; font-size: .9rem; resize: vertical; }
label.check { display: flex; gap: .5rem; align-items: center; margin: .75rem 0; }
label.check input { width: auto; }
.msg { min-height: 1.2em; margin: 0; }
.msg.error { color: var(--danger); }
.msg.ok { color: var(--ok); }
.banner { padding: 0 16px; }

.topbar { display: flex; flex-wrap: wrap; gap: .75rem; align-items: center; padding: 12px 16px;
  background: var(--surface); border-bottom: 1px solid var(--border); }
.brand { font-weight: 600; }
.pills { display: flex; flex-wrap: wrap; gap: .4rem; flex: 1; }
.pill { font-size: .8rem; padding: .15rem .55rem; border-radius: 999px; border: 1px solid var(--border); }
.pill.ok { color: var(--ok); border-color: var(--ok); }
.pill.warn { color: var(--warn); border-color: var(--warn); }
.pill.bad { color: var(--danger); border-color: var(--danger); }
.actions { display: flex; flex-wrap: wrap; gap: .4rem; }

.tabs { display: flex; gap: .25rem; padding: 8px 16px 0; overflow-x: auto; }
.tabs button { border: none; border-bottom: 2px solid transparent; border-radius: 0; background: none; color: var(--muted); }
.tabs button.active { color: var(--text); border-bottom-color: var(--accent); }
.tab { padding: 16px; }
.grid2 { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr)); }

.list { display: grid; gap: .5rem; max-height: 70vh; overflow-y: auto; }
.item { border: 1px solid var(--border); border-radius: 7px; padding: .5rem .65rem; min-width: 0; }
.item .meta { font-size: .78rem; color: var(--muted); display: flex; gap: .6rem; flex-wrap: wrap; }
.item .body { white-space: pre-wrap; overflow-wrap: anywhere; margin-top: .25rem; }
.item.clickable { cursor: pointer; }
.item.clickable:hover { border-color: var(--muted); }
.row { display: flex; gap: .5rem; align-items: center; justify-content: space-between; }
.form { display: grid; gap: .5rem; max-width: 640px; }
.form h2, .form p { margin-bottom: 0; }
.form label { font-size: .85rem; color: var(--muted); margin-top: .35rem; }
select { font: inherit; width: 100%; padding: .5rem; border-radius: 7px;
  border: 1px solid var(--border); background: var(--bg); color: var(--text); }
.small { font-size: .8rem; margin: 0; }
.row-start { display: flex; gap: .5rem; }
.grid-prices { display: grid; gap: .75rem; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }
.log { background: var(--code-bg); border-radius: 7px; padding: .75rem; margin: 0; max-height: 70vh;
  overflow: auto; white-space: pre-wrap; overflow-wrap: anywhere; }