* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  color-scheme: dark;
  --ks-kinpaku: oklch(84% 0.19 80.46);
  --ks-kinpaku-pale: oklch(86% 0.07 84);
  --ks-patina: oklch(70% 0.12 188);
  --ks-lacquer: oklch(7% 0.006 95);
  --ks-lacquer-deep: oklch(4% 0.004 95);
  --ks-text: oklch(88% 0 0);
  --ks-text-muted: oklch(72% 0 0);
  --ks-text-faint: oklch(62% 0 0);
  --ks-rule: oklch(78% 0 0 / 0.16);
  --popup-brand: var(--ks-kinpaku);
  --ks-ease: cubic-bezier(0.2, 0.8, 0.2, 1);
}

body {
  width: 220px;
  background: var(--ks-lacquer);
  color: var(--ks-text);
  font-family: system-ui, -apple-system, sans-serif;
  font-size: 13px;
  padding: 16px;
}

header {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-bottom: 16px;
}

.logo {
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  color: var(--popup-brand);
}

.logo svg {
  width: 22px;
  height: 22px;
  display: block;
}

h1 {
  color: var(--popup-brand);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.count-display {
  text-align: center;
  padding: 16px 0;
  margin-bottom: 16px;
}

.count-number {
  display: block;
  font-size: 36px;
  font-weight: 700;
  line-height: 1;
  margin-bottom: 4px;
  color: var(--ks-text-faint);
  transition: color 0.2s;
}

.count-number.has-findings {
  color: var(--ks-kinpaku);
}

.count-label {
  font-size: 12px;
  color: var(--ks-text-muted);
}

.actions {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}

.scan-error {
  margin: -8px 0 16px;
  font-size: 11px;
  line-height: 1.4;
  color: oklch(70% 0.13 30);
}

.scan-error[hidden] {
  display: none;
}

.btn {
  display: block;
  width: 100%;
  padding: 8px 12px;
  border: 1px solid transparent;
  border-radius: 2px;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition:
    transform 180ms var(--ks-ease),
    background-color 180ms var(--ks-ease),
    border-color 180ms var(--ks-ease),
    color 180ms var(--ks-ease),
    opacity 0.15s;
}

.btn-primary {
  background: var(--ks-kinpaku);
  border-color: var(--ks-kinpaku);
  color: var(--ks-lacquer-deep);
}

.btn-primary:hover {
  background: var(--ks-kinpaku-pale);
  border-color: var(--ks-kinpaku-pale);
  transform: translateY(-1px);
}

.btn-secondary {
  background: transparent;
  border-color: var(--ks-kinpaku);
  color: var(--ks-kinpaku);
}

.btn-secondary:hover {
  background: oklch(77% 0.14 82 / 0.08);
  transform: translateY(-1px);
}

.btn:focus-visible {
  outline: 2px solid var(--ks-patina);
  outline-offset: 3px;
}

footer {
  text-align: center;
  padding-top: 8px;
  border-top: 1px solid var(--ks-rule);
}

footer a {
  font-size: 11px;
  color: var(--ks-text-muted);
  text-decoration: none;
}

footer a:hover {
  color: var(--popup-brand);
}

@media (prefers-color-scheme: light) {
  :root {
    color-scheme: light;
    --ks-kinpaku-deep: oklch(61% 0.085 78);
    --ks-lacquer: oklch(97% 0.012 95);
    --ks-text: oklch(25% 0.018 95);
    --ks-text-muted: oklch(45% 0.015 95);
    --ks-text-faint: oklch(55% 0.012 95);
    --ks-rule: oklch(25% 0.02 95 / 0.12);
    --popup-brand: oklch(18% 0.02 95);
  }

  .count-number.has-findings {
    color: var(--ks-kinpaku-deep);
  }

  .btn-primary {
    color: oklch(14% 0.018 95);
  }

  .btn-secondary,
  .btn-secondary:hover {
    border-color: var(--ks-kinpaku-deep);
    color: var(--ks-kinpaku-deep);
  }

  .btn-secondary:hover {
    background: oklch(77% 0.13 82 / 0.10);
  }
}