:root {
  --bg: #f4f6f8;
  --surface: #ffffff;
  --text: #1a1f2b;
  --muted: #4b5563;
  --border: #c7ccd4;
  --success: #0b5c3d;
  --danger: #9a1414;
  --accent: #154a8a;
  --accent-text: #f4f6f8;
  --focus-ring: #154a8a;
  --header-bg: #1a1f2b;
  --header-text: #ffffff;
  --meter-border: #5b6472;
  --meter-track: #e4e8ee;
  --switch-off: #9aa4b2;
  --switch-on: #7fb2f0;
  --focus-ring-header: #ffffff;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #14181f;
    --surface: #1e232d;
    --text: #f4f6f8;
    --muted: #b8c0cc;
    --border: #3a4150;
    --success: #4ade80;
    --danger: #f87171;
    --accent: #7fb2f0;
    --accent-text: #14181f;
    --focus-ring: #7fb2f0;
    --header-bg: #0d1016;
    --header-text: #ffffff;
    --meter-border: #8b93a1;
    --meter-track: #2a3140;
    --switch-off: #9aa4b2;
    --switch-on: #7fb2f0;
    --focus-ring-header: #ffffff;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, "Segoe UI", Arial, sans-serif;
  line-height: 1.55;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--accent);
  color: var(--accent-text);
  padding: 0.75em 1em;
  z-index: 100;
  border-radius: 0 0 0.5em 0;
}

.skip-link:focus {
  left: 0;
}

.app-header {
  display: flex;
  align-items: center;
  gap: 0.75em;
  background: var(--header-bg);
  color: var(--header-text);
  padding: 0.75em 1em;
}

.app-logo {
  height: 2em;
  width: 2em;
}

.app-title {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 700;
}

main {
  max-width: 42rem;
  margin: 0 auto;
  padding: 1.25em 1em 4em;
}

h1, h2, h3 {
  line-height: 1.25;
}

h1:focus, h2:focus, .card-text:focus, #result-summary:focus {
  outline: 3px solid var(--focus-ring);
  outline-offset: 4px;
}

.status-bar[hidden] {
  display: none;
}

.status-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25em;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 0.5em;
  padding: 0.6em 1em;
  margin-bottom: 1.25em;
}

.status-bar p {
  margin: 0;
}

.status-label {
  font-weight: 600;
}

.hp-icons {
  letter-spacing: 0.1em;
}

.status-progress {
  display: flex;
  align-items: center;
  gap: 0.5em;
  flex-basis: 100%;
  /* Bez zawijania etykieta, licznik i pasek nie mieszczą się przy 320 px
     i wypychają całą stronę w poziom. */
  flex-wrap: wrap;
}

#deck-progress {
  appearance: none;
  flex: 1;
  min-width: 4em;
  max-width: 20em;
  height: 0.9em;
  border: 2px solid var(--meter-border);
  border-radius: 999px;
  background: var(--meter-track);
  overflow: hidden;
}

#deck-progress::-webkit-progress-bar {
  background: var(--meter-track);
}

#deck-progress::-webkit-progress-value {
  background: var(--accent);
}

#deck-progress::-moz-progress-bar {
  background: var(--accent);
}

.switch {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  margin-left: auto;
  cursor: pointer;
  color: var(--header-text);
}

.switch input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.switch-track {
  position: relative;
  flex: none;
  width: 2.75rem;
  height: 1.5rem;
  border-radius: 999px;
  background: var(--switch-off);
}

.switch-track::after {
  content: "";
  position: absolute;
  top: 0.15rem;
  left: 0.15rem;
  width: 1.2rem;
  height: 1.2rem;
  border-radius: 50%;
  background: #ffffff;
}

.switch input:checked + .switch-track {
  background: var(--switch-on);
}

.switch input:checked + .switch-track::after {
  transform: translateX(1.25rem);
}

.switch input:focus-visible + .switch-track {
  outline: 3px solid var(--focus-ring-header);
  outline-offset: 3px;
}

.card-text {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 6px solid var(--accent);
  border-radius: 0.5em;
  padding: 1em 1.25em;
  margin: 1em 0;
}

.card-text p {
  margin: 0 0 0.6em;
}

.card-text p:last-child {
  margin-bottom: 0;
}

.card-code-label {
  margin: 0.9em 0 0.35em;
  font-weight: 600;
}

.card-code {
  margin: 0;
  padding: 0.75em 1em;
  background: var(--meter-track);
  border: 1px solid var(--border);
  border-radius: 0.4em;
  /* Zawijanie zamiast przewijania w poziomie: nie powstaje obszar przewijany,
     który trzeba by udostępnić z klawiatury, i nie psuje się dopasowanie do ekranu. */
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  font-family: ui-monospace, "Cascadia Mono", Consolas, monospace;
  font-size: 0.95rem;
  line-height: 1.5;
  color: var(--text);
}

.card-code code {
  font: inherit;
  color: inherit;
}

.combobox-wrap {
  position: relative;
  margin: 1.5em 0 1em;
}

.combobox-wrap label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.35em;
}

#sc-input {
  width: 100%;
  font-size: 1rem;
  padding: 0.6em 0.75em;
  border: 2px solid var(--border);
  border-radius: 0.4em;
  background: var(--surface);
  color: var(--text);
}

#sc-input:focus {
  outline: 3px solid var(--focus-ring);
  outline-offset: 1px;
  border-color: var(--focus-ring);
}

#sc-listbox {
  list-style: none;
  margin: 0.25em 0 0;
  padding: 0.25em;
  position: absolute;
  z-index: 10;
  width: 100%;
  max-height: 16em;
  overflow-y: auto;
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: 0.4em;
}

#sc-listbox li {
  padding: 0.5em 0.6em;
  border-radius: 0.3em;
  cursor: pointer;
}

#sc-listbox li.is-active {
  background: var(--accent);
  color: var(--accent-text);
}

#sc-listbox li.is-disabled {
  color: var(--muted);
  font-style: italic;
}

#sc-listbox li.is-disabled.is-active {
  background: var(--border);
  color: var(--text);
}

.picks-wrap {
  margin: 1.25em 0;
}

.picks-wrap h3 {
  margin: 0 0 0.4em;
  font-size: 1rem;
}

#picks-empty {
  color: var(--muted);
  margin: 0;
}

#picks-list[hidden] {
  display: none;
}

#picks-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5em;
}

#picks-list li {
  display: flex;
  align-items: center;
  gap: 0.5em;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.35em 0.4em 0.35em 0.9em;
}

.pick-remove {
  border: none;
  background: var(--danger);
  color: white;
  border-radius: 999px;
  width: 1.6em;
  height: 1.6em;
  line-height: 1;
  font-size: 0.95rem;
  cursor: pointer;
}

.pick-remove:focus {
  outline: 3px solid var(--focus-ring);
  outline-offset: 2px;
}

.btn {
  font-size: 1rem;
  padding: 0.65em 1.4em;
  border-radius: 0.4em;
  border: 2px solid transparent;
  cursor: pointer;
}

.btn-primary {
  background: var(--accent);
  color: var(--accent-text);
}

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

.result-summary {
  font-size: 1.05rem;
  margin: 1em 0;
}

.result-list h3 {
  margin: 1em 0 0.3em;
  font-size: 1.05rem;
}

.result-list ul {
  margin: 0;
  padding-left: 1.25em;
}

.tag-hit { color: var(--success); font-weight: 700; }
.tag-miss, .tag-false { color: var(--danger); font-weight: 700; }

.report-wrap {
  margin: 2em 0 0;
  padding: 1em 1.25em;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 0.5em;
}

.report-wrap h3 {
  margin: 0 0 0.4em;
  font-size: 1rem;
}

.report-wrap p {
  margin: 0 0 0.6em;
}

.report-wrap p:last-child {
  margin-bottom: 0;
}

.report-fallback {
  color: var(--muted);
}

/* Podkreślenie, żeby link nie odróżniał się od tekstu wyłącznie kolorem (1.4.1). */
.report-wrap a {
  color: var(--accent);
  text-decoration: underline;
}

.report-wrap a:focus {
  outline: 3px solid var(--focus-ring);
  outline-offset: 2px;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
  padding: 0;
  margin: -1px;
}

@media (prefers-reduced-motion: no-preference) {
  .card-text, #picks-list li {
    transition: background-color 0.2s ease;
  }

  .switch-track {
    transition: background-color 0.2s ease;
  }

  .switch-track::after {
    transition: transform 0.2s ease;
  }

  #deck-progress::-webkit-progress-value {
    transition: inline-size 0.3s ease;
  }
}