/**
 * Minimal, system-font, monochrome layout.
 * Designed to feel intentional rather than decorated.
 */

:root {
  --color-fg: #111111;
  --color-fg-muted: #6b6b6b;
  --color-bg: #ffffff;
  --color-border: #e5e5e5;
  --color-surface: #f5f5f5;
  --color-accent: #111111;
  --color-accent-fg: #ffffff;
  --radius: 6px;
  --font-system: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen,
    Ubuntu, Cantarell, 'Helvetica Neue', sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: var(--color-bg);
  color: var(--color-fg);
  font-family: var(--font-system);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.app {
  max-width: 480px;
  margin: 0 auto;
  padding: 48px 24px;
  display: flex;
  flex-direction: column;
  gap: 32px;
  min-height: 100vh;
  min-height: 100dvh;
}

.app__header {
  text-align: left;
}

.app__title {
  font-size: 28px;
  font-weight: 600;
  margin: 0 0 4px;
  letter-spacing: -0.02em;
}

.app__subtitle {
  color: var(--color-fg-muted);
  margin: 0;
  font-size: 14px;
}

.status {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.status__row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 14px;
}

.status__label {
  color: var(--color-fg-muted);
}

.status__value {
  font-variant-numeric: tabular-nums;
  font-weight: 500;
}

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

.button {
  font: inherit;
  font-weight: 500;
  padding: 12px 16px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  text-align: center;
  transition: opacity 0.15s ease, background-color 0.15s ease;
}

.button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

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

.button--primary:not(:disabled):hover {
  opacity: 0.9;
}

.button--ghost {
  background: transparent;
  color: var(--color-fg);
  border-color: var(--color-border);
}

.button--ghost:not(:disabled):hover {
  background: var(--color-surface);
}

.hint {
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: 12px 16px;
}

.hint__text {
  margin: 0;
  font-size: 13px;
  color: var(--color-fg-muted);
}

.app__footer {
  margin-top: auto;
  color: var(--color-fg-muted);
  font-size: 12px;
  text-align: center;
}

.app__footer p {
  margin: 0;
}