:root {
  --bg: #ffffff;
  --fg: #111213;
  --muted: #6b7280;
  --panel: #fafafa;
  --border: #e5e7eb;
  --pill: #eef2ff;
  --ok: #0a7a55;
  --warn: #a7700a;
  --err: #c33a3a;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1115;
    --fg: #e6e7eb;
    --muted: #9aa0a6;
    --panel: #141821;
    --border: #222738;
    --pill: #1f2635;
  }
}

html[data-theme="light"] {
  --bg: #ffffff;
  --fg: #111213;
  --muted: #6b7280;
  --panel: #fafafa;
  --border: #e5e7eb;
  --pill: #eef2ff;
}

html[data-theme="dark"] {
  --bg: #0f1115;
  --fg: #e6e7eb;
  --muted: #9aa0a6;
  --panel: #141821;
  --border: #222738;
  --pill: #1f2635;
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, "Apple Color Emoji", "Segoe UI Emoji";
  background: var(--bg);
  color: var(--fg);
  overflow-y: hidden;
}

header {
  max-width: 980px;
  margin: 24px auto 6px;
  padding: 0 16px;
}

h1 {
  margin: 0 0 8px;
  font-size: 1.25rem;
}

h2 {
  margin: 0 0 10px;
  font-size: 1rem;
  color: var(--muted);
  font-weight: 600;
}

main {
  max-width: 980px;
  margin: 0 auto 40px;
  padding: 0 16px;
}

.n {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 8px 16px 16px 16px;
  margin: 12px 0;
}

.m0 {
  color: var(--muted);
}

.q {
  display: inline-block;
  padding: 2px 8px;
  border: 1px solid var(--border);
  background: var(--pill);
  border-radius: 999px;
  margin-left: 6px;
}

label {
  display: flex;
  flex-direction: column;
  gap: 5px;
  margin: 5px 0;
}

textarea,
input[type="text"],
select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: transparent;
  color: var(--fg);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  outline: none;
  box-shadow: 0 0 0 0 transparent;
  transition: box-shadow 0.2s ease;
}

select {
  appearance: none;
}

textarea:focus,
input[type="text"]:focus {
    box-shadow: 0 0 0 2px var(--border)
}

.x {
  min-height: 220px;
  resize: none;
}

.c.x {
  min-height: 140px;
}

.w > .u {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 0.9rem;
}

.r {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 8px;
}

.g {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 12px;
  align-items: center;
}

.a {
  display: grid;
  gap: 10px;
  align-content: center;
  justify-items: center;
  height: 100%;
}

.e,
.d {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: transparent;
  color: var(--fg);
  cursor: pointer;
}

.e:hover,
.d:hover {
  background: rgba(127, 127, 127, 0.08);
}

button {
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: transparent;
  color: var(--fg);
  cursor: pointer;
}

button:hover {
  background: rgba(127, 127, 127, 0.08);
}

.z {
  margin-top: 10px;
  font-size: 0.95rem;
}

.z.ok {
  color: var(--ok);
}

.z.warn {
  color: var(--warn);
}

.z.err {
  color: var(--err);
}

.t {
  position: fixed;
  top: 12px;
  right: 12px;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  z-index: 10;
}

.f {
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  margin-top: 8px;
}

.k {
  color: var(--muted);
  font-size: 0.9rem;
}

@media (max-width: 900px) {
  body {
    overflow-y: auto;
  }
  .r {
    grid-template-columns: 1fr;
  }
  .g {
    grid-template-columns: 1fr;
  }
  .a {
    grid-auto-flow: column;
    justify-content: start;
    height: auto;
  }
  .e,
  .d {
    width: 42px;
    height: 42px;
  }
}