/* Trampoline page styles. System fonts only: nothing is downloaded. */

:root {
  --bg: #f4f6f9;
  --surface: #ffffff;
  --text: #0a2540;
  --muted: #47566b;
  --border: #c5cedb;
  --accent: #0a2540;
  --on-accent: #ffffff;
  --mark: #ffb000;
  --warning: #7a4a00;
  --focus: #1257d6;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #071a2e;
    --surface: #0f2b49;
    --text: #f2f5f9;
    --muted: #b7c3d3;
    --border: #35506e;
    --accent: #ffb000;
    --on-accent: #0a2540;
    --warning: #ffd27a;
    --focus: #8ab4ff;
  }
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 1rem/1.5 system-ui, -apple-system, "Segoe UI", Roboto, "Noto Sans", Arial, sans-serif;
}

.top,
main,
footer {
  max-inline-size: 34rem;
  margin-inline: auto;
  padding-inline: 1rem;
}

.top {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding-block: 0.75rem;
}

.logo {
  border-radius: 7px;
}

.brand {
  font-weight: 700;
  font-size: 1.125rem;
  margin-inline-end: auto;
}

h1 {
  font-size: 1.5rem;
  line-height: 1.25;
  margin-block: 0.5rem 0.75rem;
}

h1:focus {
  outline: none;
}

h2 {
  font-size: 1.125rem;
  margin-block: 0 0.75rem;
}

p {
  margin-block: 0 0.75rem;
}

.lead {
  color: var(--muted);
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1rem;
  margin-block-end: 0.75rem;
}

.card > :last-child {
  margin-block-end: 0;
}

.center {
  text-align: center;
}

.tabs {
  display: flex;
  gap: 0.25rem;
  overflow-x: auto;
  margin-block-end: 0.75rem;
  padding: 3px;
}

.tab {
  flex: 1 0 auto;
  min-block-size: 2.75rem;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: transparent;
  color: var(--text);
  font: inherit;
  cursor: pointer;
}

.tab[aria-selected="true"] {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--on-accent);
  font-weight: 600;
}

.button {
  display: block;
  inline-size: 100%;
  min-block-size: 3rem;
  padding: 0.75rem 1rem;
  margin-block-end: 0.75rem;
  border: 2px solid var(--accent);
  border-radius: 10px;
  background: var(--accent);
  color: var(--on-accent);
  font: inherit;
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
}

.button.secondary {
  background: transparent;
  color: var(--text);
}

.link-button {
  min-block-size: 2.75rem;
  padding: 0.25rem 0.5rem;
  border: 0;
  background: none;
  color: var(--text);
  font: inherit;
  text-decoration: underline;
  cursor: pointer;
}

a.install {
  display: inline-block;
  padding-block: 0.5rem;
  color: var(--text);
  font-weight: 600;
}

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

.badge {
  display: inline-block;
  padding: 0.05rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 400;
  vertical-align: middle;
}

.hint,
.status,
footer {
  color: var(--muted);
  font-size: 0.875rem;
}

.status:empty {
  display: none;
}

.warning {
  padding-inline-start: 0.75rem;
  border-inline-start: 4px solid var(--mark);
  color: var(--warning);
  font-size: 0.875rem;
}

label {
  display: block;
  font-size: 0.875rem;
  margin-block-end: 0.25rem;
}

input {
  inline-size: 100%;
  min-block-size: 2.75rem;
  padding: 0.5rem;
  margin-block-end: 0.75rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
  color: var(--text);
  font: 0.875rem ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.qr {
  max-inline-size: 100%;
  block-size: auto;
  border-radius: 8px;
  image-rendering: pixelated;
}

.spinner {
  inline-size: 2rem;
  block-size: 2rem;
  margin: 0.5rem auto 1rem;
  border: 3px solid var(--border);
  border-block-start-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@media (prefers-reduced-motion: reduce) {
  .spinner {
    animation: none;
  }
}

footer {
  padding-block: 0.5rem 2rem;
}