/* Copie / bordereau DNB — modèle officiel */

:root {
  --br-bg: #e8eaed;
  --br-paper: #ffffff;
  --br-ink: #111111;
  --br-label: #1a1a1a;
  --br-hand: #1a4fd6;
  --br-muted: #555;
  --br-candidat-bg: #fff9c4;
  --br-accent: #b45309;
  --br-danger: #dc2626;
  --br-warn: #d97706;
  --br-font: Verdana, Geneva, sans-serif;
  --br-hand-font: Verdana, Geneva, sans-serif;
  --br-mono: ui-monospace, Consolas, monospace;
  --br-auto-scale: 1;
  --br-user-scale: 1;
  --br-sheet-base: 12.5px;
  --br-chrono-width: 320px;
  --br-chrono-gutter: 1rem;
}

[data-theme="dark"] {
  --br-bg: #1a1a1a;
  --br-paper: #2a2a2a;
  --br-ink: #f0f0f0;
  --br-label: #e0e0e0;
  --br-hand: #6ba3ff;
  --br-muted: #aaa;
  --br-candidat-bg: #4a4520;
}

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

body.br-app {
  margin: 0;
  min-height: 100vh;
  font-family: var(--br-font);
  font-size: 13px;
  color: var(--br-ink);
  background: var(--br-bg);
}

body.br-app--time-ended {
  animation: br-page-end-blink 0.75s ease-in-out infinite;
}

body.br-app--time-ended::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 100;
  pointer-events: none;
  animation: br-page-end-overlay 0.75s ease-in-out infinite;
}

@keyframes br-page-end-blink {
  0%, 100% {
    background: color-mix(in srgb, var(--br-danger) 14%, var(--br-bg));
  }
  50% {
    background: color-mix(in srgb, var(--br-danger) 32%, var(--br-bg));
  }
}

@keyframes br-page-end-overlay {
  0%, 100% {
    box-shadow: inset 0 0 0 6px color-mix(in srgb, var(--br-danger) 55%, transparent);
    background: color-mix(in srgb, var(--br-danger) 6%, transparent);
  }
  50% {
    box-shadow: inset 0 0 0 14px color-mix(in srgb, var(--br-danger) 75%, transparent);
    background: color-mix(in srgb, var(--br-danger) 14%, transparent);
  }
}

.br-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  padding: 0.65rem 1.25rem;
  background: var(--br-paper);
  border-bottom: 1px solid #ccc;
}

.br-brand { display: flex; align-items: center; gap: 0.6rem; text-decoration: none; color: inherit; font-weight: 600; font-family: "Instrument Sans", var(--br-font); }
.br-brand-mark { width: 36px; height: 36px; display: flex; align-items: center; justify-content: center; background: var(--br-accent); color: #fff; border-radius: 8px; font-size: 0.75rem; font-weight: 700; }
.br-brand small { display: block; font-weight: 400; font-size: 0.75rem; color: var(--br-muted); }
.br-header-actions { display: flex; gap: 0.5rem; }
.br-header-actions .br-btn { border-color: #ccc; background: var(--br-bg); color: inherit; }

.br-floating-actions {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 150;
  display: flex;
  flex-direction: row;
  gap: 0.45rem;
  align-items: center;
}

.br-fullscreen-btn {
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid #999;
  border-radius: 8px;
  background: var(--br-paper);
  color: var(--br-ink);
  font-size: 1.15rem;
  line-height: 1;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
  transition: background 0.15s, border-color 0.15s;
}

.br-fullscreen-btn:hover {
  background: var(--br-bg);
  border-color: var(--br-accent);
}

.br-fullscreen-btn.is-active {
  background: var(--br-accent);
  border-color: var(--br-accent);
  color: #fff;
}

.br-app--chrome-hidden .br-layout {
  padding-top: 1rem;
}

.br-layout {
  width: 100%;
  max-width: none;
  margin: 0;
  padding:
    1rem
    var(--br-chrono-gutter)
    3rem
    calc(var(--br-chrono-width) + var(--br-chrono-gutter) * 2);
  min-height: 100vh;
  box-sizing: border-box;
}

.br-chrono {
  position: fixed;
  left: var(--br-chrono-gutter);
  top: 1rem;
  width: var(--br-chrono-width);
  max-height: calc(100vh - 2rem);
  overflow-y: auto;
  z-index: 120;
  background: var(--br-paper);
  border: 1px solid #999;
  border-radius: 10px;
  padding: 1.5rem 1.25rem;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.1);
  text-align: center;
}

.br-chrono.is-warning {
  border-color: var(--br-warn);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--br-warn) 35%, transparent);
}

.br-chrono.is-danger {
  border-color: var(--br-danger);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--br-danger) 35%, transparent);
  animation: br-pulse 1s ease-in-out infinite;
}

.br-chrono.is-ended {
  border-color: var(--br-danger);
  background: color-mix(in srgb, var(--br-danger) 18%, var(--br-paper));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--br-danger) 45%, transparent);
}

@keyframes br-pulse {
  50% { opacity: 0.92; }
}

.br-chrono-label {
  margin: 0 0 0.6rem;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--br-muted);
}

.br-chrono-display {
  font-family: var(--br-mono);
  font-size: 3.5rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  line-height: 1;
  margin-bottom: 0.45rem;
  color: var(--br-ink);
}

.br-chrono-clock-label {
  margin: 0;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--br-muted);
}

.br-chrono-clock {
  margin: 0 0 0.85rem;
  font-family: var(--br-mono);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--br-muted);
  font-variant-numeric: tabular-nums;
}

.br-chrono-times {
  margin: 0 0 0.85rem;
  padding: 0.65rem 0.75rem;
  background: var(--br-bg);
  border-radius: 8px;
  text-align: left;
}

.br-chrono-times div {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding: 0.35rem 0;
}

.br-chrono-times div + div {
  border-top: 1px solid color-mix(in srgb, var(--br-muted) 25%, transparent);
  margin-top: 0.25rem;
  padding-top: 0.5rem;
}

.br-chrono-times dt {
  margin: 0;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--br-muted);
  font-weight: 600;
}

.br-chrono-times dd {
  margin: 0;
  font-family: var(--br-mono);
  font-size: 1.6rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  line-height: 1.2;
  color: var(--br-ink);
}

.br-chrono-hint {
  margin: 0 0 0.6rem;
  font-size: 0.82rem;
  color: var(--br-muted);
}

.br-chrono-add,
.br-chrono-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  margin-bottom: 0.75rem;
}

.br-chrono-manual {
  margin-bottom: 0.65rem;
  text-align: left;
}

.br-chrono-manual__label {
  display: block;
  margin: 0 0 0.4rem;
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--br-muted);
  font-weight: 600;
}

.br-chrono-manual__row {
  display: flex;
  gap: 0.45rem;
}

.br-chrono-manual-input {
  flex: 1;
  min-width: 0;
  font-family: var(--br-mono);
  font-size: 1.05rem;
  font-weight: 600;
  padding: 0.4rem 0.5rem;
  border: 1px solid #bbb;
  border-radius: 6px;
  background: var(--br-bg);
  color: var(--br-ink);
}

.br-chrono-manual-input:focus {
  outline: none;
  border-color: var(--br-accent);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--br-accent) 25%, transparent);
}

.br-chrono-btn--manual {
  flex-shrink: 0;
  white-space: nowrap;
}

.br-chrono-actions {
  margin-bottom: 0;
}

.br-exam-rules {
  margin-top: 1rem;
  padding: 1rem 1.25rem 1.15rem;
  background: var(--br-paper);
  border: 1px solid #999;
  border-radius: 10px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

.br-exam-rules__title {
  margin: 0 0 0.85rem;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--br-muted);
  font-weight: 700;
  text-align: center;
}

.br-exam-rules__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.85rem;
}

.br-exam-rules__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  flex: 1 1 140px;
  max-width: 220px;
  padding: 0.85rem 0.65rem;
  border-radius: 8px;
  background: var(--br-bg);
  border: 1px solid color-mix(in srgb, var(--br-muted) 25%, transparent);
  text-align: center;
}

.br-exam-rules__item--wide {
  flex: 1 1 180px;
  max-width: 260px;
}

.br-exam-rules__item--wide .br-rule-label {
  font-size: 0.82rem;
  line-height: 1.35;
}

.br-rule-picto {
  flex-shrink: 0;
  width: 3.5rem;
  height: 3.5rem;
  color: var(--br-ink);
  display: flex;
  align-items: center;
  justify-content: center;
}

.br-rule-picto svg {
  width: 100%;
  height: 100%;
  display: block;
}

.br-rule-label {
  font-size: 0.92rem;
  line-height: 1.3;
  color: var(--br-label);
  font-weight: 700;
}

.br-chrono-display.is-long {
  font-size: 2.75rem;
}

.br-chrono-display.is-ended {
  font-family: var(--br-font);
  font-size: 1.45rem;
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--br-danger);
  animation: br-display-end-blink 0.75s ease-in-out infinite;
}

@keyframes br-display-end-blink {
  0%, 100% {
    color: var(--br-danger);
    opacity: 1;
    transform: scale(1);
  }
  50% {
    color: #991b1b;
    opacity: 0.85;
    transform: scale(1.02);
  }
}

.br-chrono-btn {
  font-family: inherit;
  font-size: 0.92rem;
  font-weight: 600;
  padding: 0.5rem 0.75rem;
  border-radius: 7px;
  border: 1px solid #bbb;
  background: var(--br-bg);
  color: var(--br-ink);
  cursor: pointer;
}

.br-chrono-btn:hover {
  border-color: var(--br-accent);
}

.br-chrono-btn--primary {
  min-width: 8.5rem;
  color: #fff;
}

.br-chrono-btn--start {
  background: #16a34a;
  border-color: #16a34a;
}

.br-chrono-btn--start:hover {
  background: #15803d;
  border-color: #15803d;
}

.br-chrono-btn--pause {
  background: var(--br-warn);
  border-color: var(--br-warn);
}

.br-chrono-btn--pause:hover {
  background: #b45309;
  border-color: #b45309;
}

.br-chrono-btn--primary:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.br-bordereau-col {
  min-width: 0;
  width: 100%;
  max-width: none;
  min-height: calc(100vh - 2rem);
  display: flex;
  flex-direction: column;
}

.br-bordereau-toolbar {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  gap: 0.45rem;
  margin-bottom: 0.4rem;
}

.br-toolbar-tools {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  flex-wrap: wrap;
}

.br-text-zoom {
  display: inline-flex;
  border: 1px solid #bbb;
  border-radius: 5px;
  overflow: hidden;
  background: var(--br-paper);
}

.br-text-zoom-btn {
  font-family: Verdana, Geneva, sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  min-width: 2rem;
  padding: 0.25rem 0.45rem;
  border: none;
  background: transparent;
  color: var(--br-muted);
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

.br-text-zoom-btn + .br-text-zoom-btn {
  border-left: 1px solid #bbb;
}

.br-text-zoom-btn:hover:not(:disabled) {
  background: var(--br-bg);
  color: var(--br-ink);
}

.br-text-zoom-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.br-font-picker {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.br-font-picker__label {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--br-muted);
  white-space: nowrap;
}

.br-font-select {
  font-family: Verdana, Geneva, sans-serif;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.28rem 0.45rem;
  border-radius: 5px;
  border: 1px solid #bbb;
  background: var(--br-paper);
  color: var(--br-ink);
  cursor: pointer;
  min-width: 11rem;
}

.br-font-select:hover,
.br-font-select:focus {
  border-color: var(--br-accent);
  outline: none;
}

body.br-app--accessible-font .br-off-input,
body.br-app--accessible-font .br-candidat-input,
body.br-app--accessible-font .br-off-label,
body.br-app--accessible-font .br-page-note,
body.br-app--accessible-font .br-candidat-hint,
body.br-app--accessible-font .br-serie-footnote {
  letter-spacing: 0.03em;
}

body.br-app--accessible-font .br-off-input,
body.br-app--accessible-font .br-candidat-input {
  font-weight: 600;
  font-size: 1.15em;
  line-height: 1.45;
}

.br-clear-btn {
  font-family: inherit;
  font-size: 0.72rem;
  font-weight: 600;
  height: 2.5rem;
  padding: 0 0.65rem;
  border-radius: 8px;
  border: 1px solid #999;
  background: var(--br-paper);
  color: var(--br-muted);
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}

.br-clear-btn:hover {
  color: var(--br-ink);
  border-color: var(--br-accent);
}
/* Feuille officielle */
.br-sheet--official {
  width: 100%;
  max-width: 100%;
  background: var(--br-paper);
  border: 1px solid #999;
  box-shadow: 0 2px 12px rgba(0,0,0,0.12);
  padding: calc(1.25rem * var(--br-auto-scale) * var(--br-user-scale)) calc(1.5rem * var(--br-auto-scale) * var(--br-user-scale)) calc(1.5rem * var(--br-auto-scale) * var(--br-user-scale));
  font-size: calc(var(--br-sheet-base) * var(--br-auto-scale) * var(--br-user-scale));
  line-height: 1.35;
  box-sizing: border-box;
}

.br-official { margin-bottom: 0.5rem; }

.br-off-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  margin-bottom: 0.55rem;
  align-items: baseline;
}

.br-off-row--2 .br-off-field { flex: 1 1 200px; }
.br-off-row--3 .br-off-field { flex: 1 1 160px; }

.br-off-field {
  display: flex;
  align-items: baseline;
  gap: 0.35rem;
  flex-wrap: wrap;
  min-width: 0;
}

.br-off-field--wide { flex: 1 1 100%; }

.br-off-label {
  font-weight: 400;
  color: var(--br-label);
  white-space: nowrap;
  flex-shrink: 0;
}

.br-off-input {
  flex: 1;
  min-width: 80px;
  border: none;
  border-bottom: 1px solid #333;
  background: transparent;
  font-family: var(--br-hand-font);
  font-size: 1.35em;
  font-weight: 500;
  color: var(--br-hand);
  padding: 0 0.15rem 0.1rem;
  outline: none;
  line-height: 1.2;
}

.br-off-input:focus {
  border-bottom-color: var(--br-hand);
  border-bottom-width: 2px;
}

.br-off-modele {
  margin-left: auto;
  font-size: 0.96em;
  color: var(--br-label);
  white-space: nowrap;
  align-self: center;
}

/* Bloc élève */
.br-student {
  display: flex;
  gap: 1.25rem;
  margin-top: 0.75rem;
  align-items: flex-start;
}

.br-student__left {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  min-width: 0;
}

.br-student__left .br-off-field {
  width: 100%;
}

.br-student__left .br-off-input {
  flex: 1;
  min-width: 120px;
}

.br-student__right {
  flex: 0 0 min(360px, 38%);
  max-width: 380px;
}

.br-candidat-box {
  border: 1.5px solid #333;
  background: var(--br-candidat-bg);
  padding: 0.75rem 0.85rem 0.85rem;
  min-height: 112px;
}

.br-candidat-box .br-off-label {
  display: block;
  margin-bottom: 0.5rem;
  font-size: 1em;
}

.br-candidat-input {
  width: 100%;
  border: none;
  background: transparent;
  font-family: var(--br-hand-font);
  font-size: 2.35em;
  font-weight: 600;
  color: var(--br-hand);
  text-align: center;
  outline: none;
  letter-spacing: 0.2em;
  min-height: 2.75rem;
}

.br-candidat-hint {
  margin: 0.35rem 0 0;
  font-size: 0.76em;
  color: var(--br-muted);
  line-height: 1.3;
}

/* Ligne de découpe */
.br-cut-line {
  margin: 1rem 0;
  border: none;
  border-top: 2px dashed #666;
  height: 0;
}

/* Partie basse */
.br-bottom-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(140px, 24%);
  gap: 1rem;
  align-items: start;
}

.br-page-note {
  font-size: 0.84em;
  color: var(--br-label);
  line-height: 1.4;
  padding-top: 0.15rem;
}

.br-page-note p { margin: 0; }

.br-off-input--mirror {
  pointer-events: none;
  opacity: 0.95;
}

.br-grading {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
  align-items: flex-start;
}

.br-grade-box {
  flex: 0 0 140px;
}

.br-grade-box--wide {
  flex: 1;
}

.br-grade-line {
  display: flex;
  align-items: baseline;
  gap: 0.25rem;
  margin-top: 0.35rem;
  border-bottom: 1px solid #333;
  padding-bottom: 0.2rem;
}

.br-grade-input {
  width: 3rem;
  border: none;
  background: transparent;
  font-family: var(--br-hand-font);
  font-size: 1.4rem;
  color: var(--br-hand);
  outline: none;
  text-align: center;
}

.br-grade-sur {
  font-size: 12px;
  color: var(--br-muted);
}

.br-grade-area {
  width: 100%;
  margin-top: 0.35rem;
  border: 1px solid #999;
  background: transparent;
  font-family: var(--br-hand-font);
  font-size: 1.2rem;
  color: var(--br-hand);
  padding: 0.35rem;
  resize: vertical;
  outline: none;
  min-height: 3.5rem;
}

.br-serie-footnote {
  margin: 0.75rem 0 0;
  font-size: 0.8em;
  color: var(--br-muted);
  font-style: italic;
}

/* Pages de copie */
.br-copy {
  margin-top: 1.5rem;
  border-top: 2px solid #333;
  padding-top: 1rem;
}

.br-copy-page {
  margin-bottom: 1.5rem;
  page-break-after: always;
}

.br-copy-page-num {
  font-size: 10px;
  color: var(--br-muted);
  text-align: right;
  margin-bottom: 0.25rem;
}

.br-copy-lines {
  width: 100%;
  font-family: var(--br-hand-font);
  font-size: 1.25rem;
  line-height: 1.75rem;
  color: var(--br-hand);
  border: 1px solid #ccc;
  padding: 0.5rem 0.75rem;
  background: repeating-linear-gradient(
    transparent,
    transparent 1.74rem,
    #ddd 1.74rem,
    #ddd calc(1.74rem + 1px)
  );
  background-position: 0 0.5rem;
  resize: vertical;
  outline: none;
  min-height: 28rem;
}

.br-copy-lines:focus { border-color: #666; }

.br-footer-note {
  margin-top: 1rem;
  font-size: 10px;
  color: var(--br-muted);
  text-align: center;
}

.br-credit {
  position: fixed;
  bottom: 0.5rem;
  right: 0.75rem;
  margin: 0;
  font-size: 0.65rem;
  color: var(--br-ink);
  opacity: 0.75;
  letter-spacing: 0.02em;
  pointer-events: none;
  user-select: none;
}

.br-version {
  position: fixed;
  bottom: 0.5rem;
  left: 0.75rem;
  font-size: 0.7rem;
  color: var(--br-muted);
  opacity: 0.7;
}

@media (max-width: 800px) {
  .br-layout {
    padding: 1rem 0.75rem 3rem;
  }

  .br-chrono {
    position: static;
    width: 100%;
    max-width: none;
    max-height: none;
    overflow: visible;
    margin-bottom: 1rem;
  }

  .br-bordereau-col {
    min-height: 0;
  }
}

@media (max-width: 640px) {
  .br-exam-rules__item {
    flex: 1 1 100%;
    max-width: none;
    flex-direction: row;
    justify-content: flex-start;
    text-align: left;
    padding: 0.75rem 0.85rem;
  }

  .br-rule-picto {
    width: 2.75rem;
    height: 2.75rem;
  }

  .br-student { flex-direction: column; }
  .br-student__right { flex: 1; max-width: none; width: 100%; }
  .br-bottom-grid { grid-template-columns: 1fr; }
  .br-grading { flex-direction: column; }
  .br-grade-box { flex: 1; width: 100%; }
  .br-off-modele { margin-left: 0; width: 100%; text-align: right; }
}