:root {
  --ground: #eef2f5;
  --surface: #ffffff;
  --surface-2: #f7f9fb;
  --ink: #14202a;
  --muted: #5d7182;
  --line: #d6e0e8;
  --line-strong: #b9c8d4;
  --accent: #0b6b63;
  --accent-ink: #ffffff;
  --accent-soft: #dcedeb;
  --warn: #8a5a0d;
  --warn-soft: #f6ecd8;
  --error: #a8352a;
  --error-soft: #f8e3e0;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(20, 32, 42, .06), 0 8px 24px -16px rgba(20, 32, 42, .25);
}

@media (prefers-color-scheme: dark) {
  :root {
    --ground: #0d1417;
    --surface: #131e23;
    --surface-2: #18262c;
    --ink: #e3edf1;
    --muted: #93a7b3;
    --line: #24343c;
    --line-strong: #38505b;
    --accent: #4ecdc0;
    --accent-ink: #06231f;
    --accent-soft: #10312e;
    --warn: #ddab53;
    --warn-soft: #2c2417;
    --error: #e58273;
    --error-soft: #33201d;
    --shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 8px 24px -16px rgba(0, 0, 0, .8);
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font-family: "IBM Plex Sans", ui-sans-serif, system-ui, sans-serif;
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

.page {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 24px 64px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.eyebrow {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0;
}

header { display: flex; flex-direction: column; gap: 8px; }

h1 {
  margin: 0;
  font-size: clamp(26px, 3.4vw, 34px);
  font-weight: 600;
  letter-spacing: -.02em;
  text-wrap: balance;
}

.lede { margin: 0; max-width: 70ch; color: var(--muted); }

.lede a { color: var(--accent); }

code, .mono {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: .88em;
}

.install {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 13px;
  align-self: flex-start;
}

.toolbar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }

button {
  font: inherit;
  font-size: 13.5px;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: 8px;
  border: 1px solid var(--line-strong);
  background: var(--surface);
  color: var(--ink);
  cursor: pointer;
  transition: background-color .12s ease, border-color .12s ease;
}

button:hover { background: var(--surface-2); border-color: var(--muted); }

button.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink);
}

button.primary:hover { filter: brightness(1.08); }

button:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.panes {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 18px;
}

.pane { display: flex; flex-direction: column; gap: 8px; min-width: 0; }

.pane-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.pane-hint { font-size: 12.5px; color: var(--muted); }

textarea {
  font-family: "IBM Plex Mono", ui-monospace, "SFMono-Regular", monospace;
  font-size: 13px;
  line-height: 1.6;
  tab-size: 4;
  width: 100%;
  min-height: 300px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--ink);
  box-shadow: var(--shadow);
  resize: vertical;
  white-space: pre;
  overflow-wrap: normal;
  overflow-x: auto;
}

textarea[readonly] { background: var(--surface-2); }

textarea::placeholder { color: var(--muted); opacity: .8; }

.status {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  padding: 12px 16px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--surface);
}

.status[data-state="ok"] { border-left-color: var(--accent); background: var(--accent-soft); }
.status[data-state="warn"] { border-left-color: var(--warn); background: var(--warn-soft); }
.status[data-state="error"] { border-left-color: var(--error); background: var(--error-soft); }

.status-text { flex: 1; min-width: 220px; font-size: 14px; }
.status[data-state="error"] .status-text { color: var(--error); font-weight: 500; }

.metrics {
  display: flex;
  gap: 18px;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  color: var(--muted);
}

.metrics b { color: var(--ink); font-weight: 600; }

footer {
  border-top: 1px solid var(--line);
  padding-top: 18px;
  color: var(--muted);
  font-size: 13.5px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

footer strong { color: var(--ink); font-weight: 600; }
footer a { color: var(--accent); }

@media (prefers-reduced-motion: reduce) {
  * { transition-duration: .01ms !important; }
}