:root {
  color-scheme: light;
  --background: oklch(0.975 0.008 90);
  --text: oklch(0.22 0.018 155);
  --muted: oklch(0.43 0.018 155);
  --rule: oklch(0.84 0.015 145);
  --accent: oklch(0.43 0.11 151);
  --accent-hover: oklch(0.36 0.095 151);
  --on-accent: oklch(0.985 0.005 90);
  --focus: oklch(0.54 0.14 151);
  --font-sans: "Helvetica Neue", Helvetica, Arial, sans-serif;
  --shell: 42rem;
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --border: 1px solid var(--rule);
  --radius: 0.375rem;
  --tap-target: 2.75rem;
  --speed: 160ms;
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --background: oklch(0.17 0.012 155);
    --text: oklch(0.93 0.01 90);
    --muted: oklch(0.77 0.012 90);
    --rule: oklch(0.34 0.018 155);
    --accent: oklch(0.75 0.13 151);
    --accent-hover: oklch(0.82 0.12 151);
    --on-accent: oklch(0.16 0.012 155);
    --focus: oklch(0.78 0.14 151);
  }
}

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

[data-lang="hr"] [data-en],
[data-lang="en"] [data-hr] {
  display: none;
}

html {
  background: var(--background);
  font-family: var(--font-sans);
  font-synthesis: none;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-width: 20rem;
  min-height: 100dvh;
  margin: 0;
  color: var(--text);
  line-height: 1.6;
}

::selection {
  background: var(--accent);
  color: var(--on-accent);
}

a {
  color: inherit;
  text-decoration-thickness: from-font;
  text-underline-offset: 0.2em;
}

a:hover {
  color: var(--accent-hover);
}

a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

.shell {
  width: min(100% - (2 * var(--gutter)), var(--shell));
  margin-inline: auto;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 4.5rem;
  border-block-end: var(--border);
}

.wordmark {
  display: inline-flex;
  align-items: center;
  min-height: var(--tap-target);
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.app-link {
  display: inline-flex;
  align-items: center;
  min-height: var(--tap-target);
  padding-inline: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
}

main {
  padding-block: clamp(2.5rem, 8vw, 4rem) clamp(4rem, 12vw, 6rem);
}

.lang-switch {
  display: flex;
  gap: 0.25rem;
}

.lang-switch[hidden] {
  display: none;
}

.lang-switch button {
  min-height: var(--tap-target);
  min-inline-size: var(--tap-target);
  padding: 0.5rem;
  border: none;
  background: transparent;
  color: var(--muted);
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition-property: color;
  transition-duration: var(--speed);
  transition-timing-function: ease-out;
}

.lang-switch button:hover {
  color: var(--text);
}

.lang-switch button[aria-pressed="true"] {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 0.35em;
}

h1 {
  margin-block: 0;
  font-size: clamp(2.5rem, 9vw, 3.5rem);
  font-weight: 500;
  letter-spacing: -0.045em;
  line-height: 1;
  text-wrap: balance;
}

.detail-label {
  margin: 0;
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  line-height: 1.4;
  text-transform: uppercase;
}

.ids {
  margin-block: clamp(2rem, 6vw, 3rem);
}

.id-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1.5rem;
  margin-block: 0.375rem 0;
}

.id-value {
  color: var(--accent);
  font-size: clamp(1.75rem, 8.5vw, 2.5rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.1;
  overflow-wrap: anywhere;
}

.details {
  display: grid;
  gap: 1rem;
  margin: 0;
}

.detail-value {
  margin: 0;
  font-size: 1.0625rem;
  font-weight: 500;
  overflow-wrap: anywhere;
}

.detail-value a {
  display: inline-flex;
  align-items: center;
  min-height: var(--tap-target);
}

.copy-button {
  flex-shrink: 0;
  min-height: var(--tap-target);
  min-inline-size: 6.5rem;
  padding: 0.5rem 1rem;
  border: var(--border);
  border-radius: var(--radius);
  background: transparent;
  color: var(--text);
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1;
  cursor: pointer;
  transition-property: background-color, border-color, color, scale;
  transition-duration: var(--speed);
  transition-timing-function: ease-out;
}

.copy-button:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.copy-button:active {
  scale: 0.96;
}

.copy-button.copied {
  border-color: var(--accent);
  background: var(--accent);
  color: var(--on-accent);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 3rem;
  margin-block-start: 2.5rem;
  padding: 0.75rem 1.15rem;
  border: none;
  border-radius: var(--radius);
  background: var(--accent);
  color: var(--on-accent);
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1;
  cursor: pointer;
  transition-property: background-color, scale;
  transition-duration: var(--speed);
  transition-timing-function: ease-out;
}

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

.button:active {
  scale: 0.96;
}

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

@media (min-width: 36rem) {
  .button {
    width: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .copy-button,
  .button {
    transition: none;
  }

  .copy-button:active,
  .button:active {
    scale: none;
  }
}