.bac-intro {
  max-width: 48rem;
  margin-bottom: clamp(2rem, 6vw, 4rem);
  padding: 0;
  line-height: 1.7;
}

.bac-app {
  max-width: 72rem;
  margin: 0 auto 3rem;
}

.bac-app p {
  padding: 0;
}

.bac-card,
.bac-round-head,
.bac-sheet {
  border: 1px solid var(--bordure-carte);
  border-radius: 16px;
  background: var(--surface);
  box-shadow: var(--ombre-carte);
}

.bac-card {
  padding: clamp(1.25rem, 4vw, 2.5rem);
}

.bac-setup {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(color-mix(in srgb, var(--couleur-lien) 3%, transparent), color-mix(in srgb, var(--couleur-lien) 3%, transparent)),
    var(--surface);
}

.bac-letter-tiles {
  display: flex;
  justify-content: center;
  margin-bottom: 1rem;
}

.bac-letter-tiles span {
  display: grid;
  width: 2.35rem;
  height: 2.35rem;
  place-items: center;
  border: 1px solid var(--bordure-carte);
  border-radius: 8px;
  color: var(--texte-titre);
  background: var(--surface);
  box-shadow: 0 3px 8px color-mix(in srgb, var(--couleur-texte) 10%, transparent);
  font: 600 1.15rem/1 Fraunces, Georgia, serif;
}

.bac-letter-tiles span:nth-child(1) { transform: rotate(-7deg) translateX(0.2rem); }
.bac-letter-tiles span:nth-child(2) { z-index: 1; transform: translateY(-0.2rem); }
.bac-letter-tiles span:nth-child(3) { transform: rotate(7deg) translateX(-0.2rem); }

.bac-card > h2 {
  margin-top: 0;
  text-align: center;
}

.bac-setup > h2 {
  width: 100%;
  margin: 0 0 1.5rem;
  padding: 0;
  text-align: center;
}

.bac-step-indicator {
  width: min(100%, 30rem);
  margin: 0 auto 2.25rem;
  color: var(--texte-secondaire);
  text-align: center;
  font: 600 0.78rem/1.3 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.bac-step-track {
  height: 0.3rem;
  overflow: hidden;
  margin-top: 0.65rem;
  border-radius: 999px;
  background: var(--surface-2);
}

.bac-step-track span {
  display: block;
  width: 20%;
  height: 100%;
  border-radius: inherit;
  background: var(--couleur-lien);
  transition: width 0.22s ease;
}

.bac-setup-steps {
  width: min(100%, 48rem);
  margin: 0 auto;
}

.bac-setup-step[hidden] {
  display: none;
}

.bac-setup-step:not([hidden]) {
  animation: bac-step-in 0.2s ease-out;
}

@keyframes bac-step-in {
  from { opacity: 0; transform: translateY(0.35rem); }
  to { opacity: 1; transform: translateY(0); }
}

.bac-player-fields label {
  display: block;
  margin-bottom: 0.4rem;
  color: var(--texte-libelle);
  font-weight: 600;
}

.bac-player-fields label:not(.screen-reader-text) {
  padding-left: 0.85rem;
}

.bac-label-icon {
  width: 1.15em;
  margin-right: 0.25rem;
  color: var(--couleur-texte);
  text-align: center;
}

.bac-player-fields input,
.bac-answer {
  width: 100%;
  min-width: 0;
  box-sizing: border-box;
  padding: 0.75rem 0.85rem;
  border: 1px solid var(--bordure-champ);
  border-radius: 10px;
  color: var(--couleur-texte);
  background: var(--surface-champ);
  font: inherit;
}

.bac-player-fields input:focus,
.bac-answer:focus {
  outline: 3px solid color-mix(in srgb, var(--couleur-lien) 20%, transparent);
  border-color: var(--couleur-lien);
}

.bac-player-fields input[aria-invalid="true"] {
  border-color: #b33a2b;
}

.bac-choice-group {
  min-width: 0;
  margin: 0;
  padding: clamp(1.1rem, 3vw, 1.75rem);
  border: 1px solid var(--bordure-carte);
  border-radius: 14px;
  background: var(--surface);
}

.bac-choice-group legend {
  float: left;
  width: 100%;
  margin: 0 0 0.85rem;
  padding: 0;
  color: var(--texte-libelle);
  font-weight: 600;
}

.bac-choice-options {
  display: grid;
  clear: both;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.45rem;
}

.bac-choice-options--duration {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.bac-choice-card {
  position: relative;
  min-width: 0;
  cursor: pointer;
}

.bac-choice-card input {
  position: absolute;
  opacity: 0;
}

.bac-choice-card > span {
  position: relative;
  display: grid;
  min-height: 3.55rem;
  box-sizing: border-box;
  align-content: center;
  padding: 0.45rem 0.25rem;
  border: 1px solid var(--bordure-champ);
  border-radius: 9px;
  color: var(--texte-secondaire);
  background: var(--surface-2);
  text-align: center;
}

.bac-choice-card > span::after {
  position: absolute;
  top: 0.35rem;
  right: 0.35rem;
  content: "\f00c";
  color: var(--couleur-lien);
  font-family: "Font Awesome 6 Free";
  font-size: 0.58rem;
  font-weight: 900;
  opacity: 0;
}

.bac-choice-card strong,
.bac-choice-card small {
  display: block;
}

.bac-choice-card strong {
  color: var(--texte-titre);
  font: 600 1.05rem/1.1 Inter, sans-serif;
}

.bac-choice-card small {
  margin-top: 0.2rem;
  font-size: 0.68rem;
  line-height: 1.1;
}

.bac-choice-card:hover > span,
.bac-choice-card:has(input:focus-visible) > span {
  border-color: var(--couleur-lien);
}

.bac-choice-card:has(input:focus-visible) > span {
  outline: 3px solid color-mix(in srgb, var(--couleur-lien) 22%, transparent);
  outline-offset: 2px;
}

.bac-choice-card:has(input:checked) > span {
  border-color: var(--couleur-lien);
  color: var(--texte-titre);
  background: color-mix(in srgb, var(--couleur-lien) 10%, var(--surface));
  box-shadow: inset 0 -3px 0 var(--couleur-lien);
}

.bac-choice-card:has(input:checked) > span::after {
  opacity: 1;
}

.bac-player-fields {
  margin: 0;
}

.bac-player-fields legend {
  margin-bottom: 0.75rem;
  color: var(--texte-libelle);
  font-weight: 600;
}

#bac-player-names {
  display: grid;
  clear: both;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

#bac-player-names:has(> :only-child) {
  grid-template-columns: minmax(0, 1fr);
}

.bac-category-settings {
  margin: 0;
}

.bac-category-options {
  display: grid;
  clear: both;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.65rem;
}

.bac-category-option {
  position: relative;
  min-width: 0;
  cursor: pointer;
}

.bac-category-option input {
  position: absolute;
  opacity: 0;
}

.bac-category-option span {
  display: flex;
  min-height: 2.65rem;
  box-sizing: border-box;
  gap: 0.55rem;
  align-items: center;
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--bordure-champ);
  border-radius: 999px;
  color: var(--texte-secondaire);
  background: var(--surface);
  font-size: 0.9rem;
  line-height: 1.25;
}

.bac-category-option span::after {
  margin-left: auto;
  content: "\f00c";
  color: var(--couleur-lien);
  font-family: "Font Awesome 6 Free";
  font-size: 0.68rem;
  font-weight: 900;
  opacity: 0;
}

.bac-category-option i {
  width: 1rem;
  color: var(--texte-libelle);
  text-align: center;
}

.bac-category-option:hover span,
.bac-category-option:has(input:focus-visible) span {
  border-color: var(--couleur-lien);
}

.bac-category-option:has(input:focus-visible) span {
  outline: 3px solid color-mix(in srgb, var(--couleur-lien) 22%, transparent);
  outline-offset: 2px;
}

.bac-category-option:has(input:checked) span {
  border-color: var(--couleur-lien);
  color: var(--texte-titre);
  background: color-mix(in srgb, var(--couleur-lien) 9%, var(--surface));
}

.bac-category-option:has(input:checked) i {
  color: var(--couleur-lien);
}

.bac-category-option:has(input:checked) span::after {
  opacity: 1;
}

.bac-button {
  min-height: 2.75rem;
  padding: 0.7rem 1.2rem;
  border: 1px solid transparent;
  border-radius: 10px;
  font: 600 0.98rem/1.2 Inter, sans-serif;
  cursor: pointer;
}

.bac-button--primary {
  color: #fff;
  border-color: var(--couleur-lien);
  background: var(--couleur-lien);
}

.bac-button--secondary {
  color: var(--texte-libelle);
  border-color: var(--bordure-champ);
  background: var(--surface);
}

html[data-theme="dark"] .bac-button--primary {
  color: #06121a;
}

.bac-button:hover:not(:disabled) {
  filter: brightness(1.08);
}

.bac-button:focus-visible,
.bac-text-button:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--couleur-lien) 28%, transparent);
  outline-offset: 2px;
}

.bac-setup > .bac-button,
.bac-review > .bac-button,
.bac-between > .bac-button,
.bac-end > .bac-button {
  display: block;
  margin: 1.5rem auto 0;
}

.bac-step-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1.5rem;
}

.bac-step-actions--end {
  justify-content: flex-end;
}

.bac-step-feedback {
  min-height: 1.4rem;
  margin: 0.75rem 0 -0.5rem;
  color: #a23b2a;
  text-align: left;
  font-size: 0.9rem;
}

.bac-setup-feedback {
  min-height: 1.4rem;
  margin: 1rem 0 -0.5rem;
  color: #a23b2a;
  text-align: center;
}

html[data-theme="dark"] .bac-setup-feedback {
  color: #ff9f8f;
}

html[data-theme="dark"] .bac-step-feedback {
  color: #ff9f8f;
}

.bac-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.bac-text-button {
  padding: 0.35rem 0;
  border: 0;
  color: var(--couleur-lien);
  background: transparent;
  font: 500 0.95rem/1.3 Inter, sans-serif;
  cursor: pointer;
}

.bac-text-button:hover {
  text-decoration: underline;
}

.bac-round-number,
.bac-kicker {
  color: var(--texte-secondaire);
  font: 600 0.82rem/1.3 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.bac-round-head {
  position: relative;
  display: flex;
  min-height: 11rem;
  box-sizing: border-box;
  align-items: center;
  justify-content: space-between;
  gap: clamp(2rem, 7vw, 6rem);
  overflow: hidden;
  margin-bottom: 1.25rem;
  padding: clamp(1.25rem, 4vw, 2rem) clamp(1.5rem, 7vw, 5rem);
  background-color: var(--surface);
  background-image:
    linear-gradient(color-mix(in srgb, var(--couleur-lien) 7%, transparent) 1px, transparent 1px),
    linear-gradient(90deg, color-mix(in srgb, var(--couleur-lien) 7%, transparent) 1px, transparent 1px);
  background-size: 24px 24px;
}

.bac-letter-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.65rem;
}

.bac-letter-disc {
  display: grid;
  width: 7.25rem;
  height: 7.25rem;
  place-items: center;
  border: 1px solid color-mix(in srgb, var(--couleur-lien) 35%, var(--bordure-carte));
  border-radius: 50%;
  background: color-mix(in srgb, var(--couleur-lien) 8%, var(--surface));
  box-shadow: 0 0 0 0.45rem color-mix(in srgb, var(--surface) 80%, transparent);
}

.bac-letter {
  display: grid;
  width: 5.75rem;
  height: 5.75rem;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: var(--couleur-lien);
  box-shadow: 0 8px 20px color-mix(in srgb, var(--couleur-lien) 25%, transparent);
  font: 600 3.4rem/1 Fraunces, Georgia, serif;
  animation: bac-letter-in 0.35s ease-out;
}

html[data-theme="dark"] .bac-letter {
  color: #06121a;
}

@keyframes bac-letter-in {
  from { opacity: 0; transform: scale(0.82) rotate(-8deg); }
  to { opacity: 1; transform: scale(1) rotate(0); }
}

.bac-round-status {
  display: grid;
  width: min(100%, 23rem);
  gap: 1.15rem;
}

.bac-timer {
  display: flex;
  width: fit-content;
  align-items: center;
  gap: 0.55rem;
  padding: 0.7rem 1rem;
  border: 1px solid var(--bordure-carte);
  border-radius: 999px;
  color: var(--texte-titre);
  background: var(--surface);
  font: 600 1.25rem/1 ui-monospace, SFMono-Regular, Menlo, monospace;
}

.bac-timer.is-urgent {
  color: #b33a2b;
}

html[data-theme="dark"] .bac-timer.is-urgent {
  color: #ff9f8f;
}

.bac-completion {
  padding: 1rem;
  border: 1px solid var(--bordure-carte);
  border-radius: 12px;
  background: var(--surface);
}

.bac-completion__label {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.65rem;
  color: var(--texte-secondaire);
  font-size: 0.86rem;
}

.bac-completion__label strong {
  color: var(--texte-titre);
  font: 600 0.82rem/1.3 ui-monospace, SFMono-Regular, Menlo, monospace;
}

.bac-completion__track {
  height: 0.45rem;
  overflow: hidden;
  border-radius: 999px;
  background: var(--surface-2);
}

.bac-completion__track span {
  display: block;
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: var(--couleur-lien);
  transition: width 0.2s ease;
}

.bac-sheets {
  display: grid;
  gap: 1rem;
}

.bac-sheet {
  background-color: var(--surface);
  background-image: linear-gradient(transparent 2.75rem, color-mix(in srgb, var(--couleur-bordure) 30%, transparent) 2.8rem);
  background-size: 100% 2.8rem;
  padding: clamp(1rem, 3vw, 1.5rem);
}

.bac-sheet h3 {
  margin: 0 0 1rem;
  color: var(--texte-titre);
  font: 500 1.25rem/1.25 Fraunces, Georgia, serif;
}

.bac-answer-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem 1rem;
}

.bac-answer-field label {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--texte-libelle);
  font-size: 0.92rem;
  font-weight: 600;
}

.bac-answer-field {
  position: relative;
}

.bac-answer-field .bac-answer {
  padding-right: 2.65rem;
  background: color-mix(in srgb, var(--surface-champ) 90%, transparent);
}

.bac-answer-status {
  position: absolute;
  right: 0.85rem;
  bottom: 0.9rem;
  display: grid;
  width: 1.45rem;
  height: 1.45rem;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: #278653;
  opacity: 0;
  font-size: 0.72rem;
  transform: scale(0.7);
  transition: opacity 0.16s ease, transform 0.16s ease;
}

.bac-answer-field.has-answer .bac-answer-status {
  opacity: 1;
  transform: scale(1);
}

.bac-answer-field.has-answer .bac-answer {
  border-color: color-mix(in srgb, #278653 65%, var(--bordure-champ));
}

.bac-answer-field.has-wrong-initial .bac-answer {
  border-color: #b33a2b;
}

.bac-game-actions {
  display: flex;
  justify-content: center;
  margin-top: 1.25rem;
}

.bac-review-intro {
  max-width: 42rem;
  margin: 0 auto 1.5rem;
  color: var(--texte-secondaire);
  text-align: center;
}

.bac-validation-status {
  min-height: 1.4rem;
  margin: -0.75rem auto 1.5rem;
  color: var(--texte-secondaire);
  text-align: center;
  font-size: 0.9rem;
}

.bac-validation-loading {
  display: flex;
  min-height: 10rem;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  color: var(--texte-secondaire);
}

.bac-spinner {
  width: 1.15rem;
  height: 1.15rem;
  border: 2px solid var(--bordure-champ);
  border-top-color: var(--couleur-lien);
  border-radius: 50%;
  animation: bac-spin 0.8s linear infinite;
}

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

.bac-review-category + .bac-review-category {
  margin-top: 1.25rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--bordure-carte);
}

.bac-review-category h3 {
  margin: 0 0 0.7rem;
  color: var(--texte-titre);
  font-size: 1rem;
}

.bac-review-answer {
  display: grid;
  grid-template-columns: 1.4rem minmax(0, 1fr) minmax(10rem, auto) auto;
  gap: 0.65rem;
  align-items: center;
  padding: 0.55rem 0;
}

.bac-validation-badge {
  display: inline-flex;
  gap: 0.4rem;
  align-items: center;
  justify-self: start;
  padding: 0.28rem 0.5rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
  line-height: 1.25;
}

.bac-validation-badge--confirmed {
  color: #17623a;
  background: color-mix(in srgb, #4eb47a 18%, var(--surface));
}

.bac-validation-badge--recognized {
  color: #17623a;
  background: color-mix(in srgb, #4eb47a 12%, var(--surface));
}

.bac-validation-badge--uncertain {
  color: #7a5410;
  background: color-mix(in srgb, #e2a93b 20%, var(--surface));
}

.bac-validation-badge--rejected {
  color: #943526;
  background: color-mix(in srgb, #d96652 17%, var(--surface));
}

.bac-validation-badge--empty,
.bac-validation-badge--unavailable {
  color: var(--texte-secondaire);
  background: var(--surface-2);
}

html[data-theme="dark"] .bac-validation-badge--confirmed { color: #8be0ad; }
html[data-theme="dark"] .bac-validation-badge--recognized { color: #8be0ad; }
html[data-theme="dark"] .bac-validation-badge--uncertain { color: #f1c76e; }
html[data-theme="dark"] .bac-validation-badge--rejected { color: #ff9f8f; }

.bac-review-answer input {
  width: 1.1rem;
  height: 1.1rem;
  accent-color: var(--couleur-lien);
}

.bac-review-answer strong {
  overflow-wrap: anywhere;
}

.bac-review-answer small {
  color: var(--texte-secondaire);
}

.bac-review-points {
  color: var(--texte-libelle);
  font: 600 0.82rem/1.3 ui-monospace, SFMono-Regular, Menlo, monospace;
}

.bac-score-list {
  display: grid;
  gap: 0.7rem;
  max-width: 34rem;
  margin: 1.5rem auto 0;
}

.bac-score-row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--bordure-carte);
  border-radius: 10px;
  background: var(--surface-2);
}

.bac-score-row strong {
  color: var(--texte-titre);
}

.bac-end-icon {
  margin: 0 0 0.6rem;
  color: var(--couleur-lien);
  text-align: center;
  font-size: 2rem;
}

.bac-winner {
  color: var(--texte-titre);
  text-align: center;
  font: 500 clamp(1.15rem, 3vw, 1.45rem)/1.4 Fraunces, Georgia, serif;
}

.bac-rules {
  width: 100%;
  max-width: 72rem;
  margin: 2rem auto 2.5rem;
  box-sizing: border-box;
}

.bac-rules > div {
  padding: 1.15rem 1rem 1.25rem;
}

.bac-rules p {
  margin: 0;
  padding: 0;
}

.bac-rules p + p {
  margin-top: 0.9rem;
}

.bac-rules h3 {
  margin: 1.6rem 0 0.75rem;
  color: var(--texte-titre);
  font: 500 1.15rem/1.3 Fraunces, Georgia, serif;
}

.bac-rule-statuses {
  margin: 0;
}

.bac-rule-statuses > div {
  display: grid;
  grid-template-columns: minmax(11rem, 14rem) minmax(0, 1fr);
  gap: 1rem;
  align-items: center;
  padding: 0.75rem 0;
  border-top: 1px solid var(--bordure-carte);
}

.bac-rule-statuses dt,
.bac-rule-statuses dd {
  margin: 0;
}

.bac-rule-statuses dd {
  color: var(--texte-secondaire);
  line-height: 1.55;
}

@media (max-width: 720px) {
  .bac-category-options {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  #bac-player-names,
  .bac-category-options,
  .bac-answer-grid {
    grid-template-columns: 1fr;
  }

  .bac-choice-options,
  .bac-choice-options--duration {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .bac-step-actions {
    align-items: stretch;
  }

  .bac-step-actions .bac-button {
    flex: 1;
    padding-inline: 0.75rem;
  }

  .bac-round-head {
    flex-direction: column;
    align-items: stretch;
    padding: 1.5rem;
  }

  .bac-letter-wrap {
    align-self: center;
  }

  .bac-round-status {
    width: 100%;
  }

  .bac-timer {
    align-self: center;
  }

  .bac-review-answer {
    grid-template-columns: 1.4rem minmax(0, 1fr);
  }

  .bac-validation-badge,
  .bac-review-points {
    grid-column: 2;
  }

  .bac-rule-statuses > div {
    grid-template-columns: 1fr;
    gap: 0.45rem;
  }

  .bac-rule-statuses .bac-validation-badge {
    grid-column: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .bac-app * {
    scroll-behavior: auto;
  }

  .bac-spinner {
    animation: none;
  }

  .bac-letter {
    animation: none;
  }

  .bac-setup-step:not([hidden]) {
    animation: none;
  }

  .bac-step-track span,
  .bac-completion__track span,
  .bac-answer-status {
    transition: none;
  }
}