:root {
  color-scheme: light;
  --bg: #f6f3ec;
  --ink: #1f2528;
  --muted: #667075;
  --panel: #ffffff;
  --line: #d9ded9;
  --accent: #096f64;
  --accent-dark: #074c47;
  --warn: #9a4b22;
  --bad: #9d2433;
  --shadow: rgba(31, 37, 40, 0.09);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background: var(--bg);
}

.shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 42px 0 72px;
}

.intro {
  margin-bottom: 28px;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  max-width: 760px;
  font-size: clamp(2.2rem, 5vw, 4.8rem);
  line-height: 0.96;
  letter-spacing: 0;
}

.lede {
  max-width: 640px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.55;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 18px 44px var(--shadow);
}

.search-panel {
  padding: 18px;
}

.search-form,
.api-row {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) 110px 110px 118px;
  gap: 12px;
  align-items: end;
}

.api-row {
  grid-template-columns: minmax(220px, 1fr) minmax(160px, 240px) 96px;
  margin-top: 12px;
}

.field {
  display: grid;
  gap: 6px;
}

.field span {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
}

input {
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0 12px;
  color: var(--ink);
  background: #fbfcfa;
  font: inherit;
}

input:focus {
  outline: 2px solid rgba(9, 111, 100, 0.22);
  border-color: var(--accent);
}

button {
  min-height: 44px;
  border: 0;
  border-radius: 6px;
  padding: 0 15px;
  color: #fff;
  background: var(--accent);
  font: inherit;
  font-weight: 750;
  cursor: pointer;
}

button:hover {
  background: var(--accent-dark);
}

button.secondary,
.samples button {
  color: var(--ink);
  background: #edf2ef;
  border: 1px solid var(--line);
}

button.secondary:hover,
.samples button:hover {
  background: #e1e8e3;
}

.samples {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.samples button {
  min-height: 36px;
  padding: 0 12px;
  font-size: 0.9rem;
}

.status-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  margin: 18px 0;
  color: var(--muted);
  font-size: 0.94rem;
}

.status {
  font-weight: 750;
}

.status[data-tone="strong"] {
  color: var(--accent);
}

.status[data-tone="weak"] {
  color: var(--warn);
}

.status[data-tone="none"],
.status[data-tone="error"] {
  color: var(--bad);
}

.metrics {
  font-variant-numeric: tabular-nums;
}

.results {
  display: grid;
  gap: 12px;
}

.result,
.empty {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 14px;
  padding: 18px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.rank {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  color: var(--accent-dark);
  background: #e1efeb;
  font-weight: 800;
}

h2 {
  margin: 0 0 8px;
  font-size: 1rem;
  line-height: 1.35;
}

a {
  color: var(--accent-dark);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.result p {
  margin: 0;
  color: #3e484c;
  line-height: 1.5;
}

.meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 12px;
  color: var(--muted);
  font-size: 0.85rem;
}

.empty {
  display: block;
  color: var(--muted);
}

@media (max-width: 760px) {
  .shell {
    width: min(100% - 24px, 1120px);
    padding-top: 28px;
  }

  .search-form,
  .api-row {
    grid-template-columns: 1fr;
  }

  .status-row {
    display: grid;
  }
}