@import url("https://fonts.googleapis.com/css2?family=Bricolage+Grotesque:opsz,wght@12..96,400..800&display=swap");

:root {
  color-scheme: light;
  --page: #e6e9ee;
  --surface: #f6f7f9;
  --ink: #1c2433;
  --ink-soft: #5a6375;
  --line: #c9ced8;
  --danger: #b4232a;
  --tier-s: #ff7f7f;
  --tier-a: #ffbf7f;
  --tier-b: #ffdf7f;
  --tier-c: #e8f57a;
  --tier-d: #a8ee8a;
  --radius: 6px;
  --font: "Bricolage Grotesque", system-ui, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --page: #161b24;
    --surface: #212836;
    --ink: #eef1f6;
    --ink-soft: #a2abbd;
    --line: #3a4356;
    --danger: #ff8a8f;
  }
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100dvh;
  background: var(--page);
  color: var(--ink);
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.45;
}

main {
  width: min(100% - 32px, 46rem);
  margin-inline: auto;
  padding-block: 2.5rem 4rem;
}

h1 {
  margin: 0 0 0.25rem;
  font-size: clamp(2rem, 6vw, 2.75rem);
  font-weight: 800;
  font-variation-settings: "opsz" 96;
  letter-spacing: -0.02em;
  line-height: 1.05;
}

.lede {
  margin: 0 0 2rem;
  color: var(--ink-soft);
}

button,
input {
  font: inherit;
  color: inherit;
}

:focus-visible {
  outline: 3px solid var(--ink);
  outline-offset: 3px;
}

.tiers {
  display: grid;
  gap: 4px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.tier-letter {
  display: grid;
  place-items: center;
  min-width: 5.5rem;
  min-height: 5.5rem;
  border-radius: var(--radius) 0 0 var(--radius);
  color: #1c2433;
  font-size: 2.75rem;
  font-weight: 800;
  font-variation-settings: "opsz" 96;
  line-height: 1;
}

[data-rank="S"] .tier-letter { background: var(--tier-s); }
[data-rank="A"] .tier-letter { background: var(--tier-a); }
[data-rank="B"] .tier-letter { background: var(--tier-b); }
[data-rank="C"] .tier-letter { background: var(--tier-c); }
[data-rank="D"] .tier-letter { background: var(--tier-d); }

.status {
  margin: 1.25rem 0 0;
  min-height: 1.5em;
  color: var(--ink-soft);
  font-size: 0.9375rem;
}

.status[data-tone="error"],
.status[data-tone="connection"] {
  color: var(--danger);
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}