/* ========================================================================
   Devoirs · badge global dans la navbar + écran « Mes devoirs »
   ======================================================================== */

/* ---------- Le badge (dans la navbar) ---------- */
.devoirs-badge-wrap {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-left: 12px;
}

.devoirs-badge {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px 6px 12px;
  border-radius: 999px;
  font-weight: 700;
  font-size: .9rem;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  user-select: none;
  overflow: hidden;
  transition: transform .15s;
  font-family: inherit;
}
.devoirs-badge:hover { transform: translateY(-1px); }

.devoirs-badge .icon { font-size: 1.05rem; }
.devoirs-badge .count {
  display: inline-flex;
  min-width: 22px; height: 22px;
  align-items: center; justify-content: center;
  border-radius: 999px;
  background: rgba(255,255,255,.92);
  color: var(--encre, #1f2937);
  font-size: .82rem;
  font-weight: 800;
  padding: 0 6px;
}

/* État : aucun devoir → caché */
.devoirs-badge.hidden { display: none !important; }

/* État : tout va bien (deadline > 5 jours) → vert calme */
.devoirs-badge.calm {
  background: #dcfce7;
  color: #14532d;
  border-color: #16a34a;
}
.devoirs-badge.calm .count { color: #14532d; }

/* État : URGENT (deadline ≤ 5 jours OU dépassée) → rouge K2000 */
.devoirs-badge.urgent {
  background: #fee2e2;
  color: #7f1d1d;
  border-color: #b91c1c;
  box-shadow: 0 0 0 0 rgba(239, 68, 68, 0);
  animation: kitt-pulse 2s ease-in-out infinite;
}
.devoirs-badge.urgent .count {
  background: #b91c1c;
  color: white;
}

/* Le balayage K2000 (Knight Rider / KITT) — barre rouge qui glisse */
.devoirs-badge.urgent::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(
    90deg,
    transparent 0%,
    transparent 30%,
    rgba(239, 68, 68, .55) 45%,
    rgba(255, 255, 255, .6) 50%,
    rgba(239, 68, 68, .55) 55%,
    transparent 70%,
    transparent 100%
  );
  transform: translateX(-100%);
  animation: kitt-sweep 1.6s ease-in-out infinite;
  pointer-events: none;
  z-index: 0;
}
.devoirs-badge.urgent .icon,
.devoirs-badge.urgent .label,
.devoirs-badge.urgent .count {
  position: relative;
  z-index: 1;
}

@keyframes kitt-sweep {
  0%   { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

@keyframes kitt-pulse {
  0%, 100% { box-shadow: 0 0 0 0   rgba(239, 68, 68, .55); }
  50%      { box-shadow: 0 0 0 8px rgba(239, 68, 68, 0);   }
}

/* Désactive l'animation si l'utilisateur préfère moins de mouvement */
@media (prefers-reduced-motion: reduce) {
  .devoirs-badge.urgent { animation: none; }
  .devoirs-badge.urgent::before { animation: none; opacity: .25; }
}

/* ---------- Modale / panneau « Mes devoirs » ---------- */
.devoirs-modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, .45);
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding: 60px 16px;
  z-index: 1000;
  overflow-y: auto;
}
.devoirs-modal.open { display: flex; }
.devoirs-modal .panel {
  background: white;
  border-radius: var(--rayon, 14px);
  box-shadow: 0 16px 48px rgba(0,0,0,.25);
  width: 100%;
  max-width: 720px;
  padding: 26px 28px;
  max-height: calc(100vh - 120px);
  overflow-y: auto;
}
.devoirs-modal h2 {
  font-family: "Playfair Display", serif;
  margin: 0 0 6px;
  color: var(--bleu-france, #002654);
}
.devoirs-modal .panel-head {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 14px;
  margin-bottom: 14px;
  border-bottom: 1px solid #e5e7eb;
  padding-bottom: 10px;
}
.devoirs-modal .close-btn {
  background: none; border: none; cursor: pointer;
  font-size: 1.6rem; color: #6b7280;
  line-height: 1; padding: 4px 8px;
}
.devoirs-modal .close-btn:hover { color: #b91c1c; }

/* Une carte de devoir */
.devoirs-list { display: flex; flex-direction: column; gap: 10px; }
.devoir-card {
  background: #fafafa;
  border-radius: 10px;
  padding: 14px 16px;
  border-left: 4px solid #16a34a;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px 16px;
  align-items: start;
}
.devoir-card.urgent { border-left-color: #b91c1c; background: #fff5f5; }
.devoir-card.overdue { border-left-color: #7f1d1d; background: #fee2e2; }
.devoir-card.done { border-left-color: #6b7280; background: #f3f4f6; opacity: .7; }
.devoir-card .title { font-weight: 700; color: var(--encre, #1f2937); margin: 0 0 2px; }
.devoir-card .meta { font-size: .85rem; color: #6b7280; }
.devoir-card .meta .deadline { font-weight: 700; color: #b91c1c; }
.devoir-card .desc { font-size: .9rem; color: #374151; margin-top: 6px; line-height: 1.5; white-space: pre-wrap; word-wrap: break-word; }
.devoir-card .lesson-link { font-size: .88rem; color: var(--bleu-france, #002654); text-decoration: underline; }
.devoir-card .actions { display: flex; flex-direction: column; gap: 6px; min-width: 110px; }
.devoir-card .btn-done {
  background: #16a34a; color: white; border: none; border-radius: 999px;
  padding: 6px 14px; font-weight: 700; cursor: pointer; font-size: .85rem;
  font-family: inherit;
}
.devoir-card .btn-done:hover { background: #15803d; }
.devoir-card.done .btn-done {
  background: #d1d5db; color: #374151; cursor: default;
}
.devoir-card .btn-delete {
  background: #fee2e2; color: #7f1d1d; border: 1px solid #fca5a5;
  border-radius: 999px; padding: 4px 12px; font-weight: 700; cursor: pointer;
  font-size: .8rem; font-family: inherit;
}
.devoir-card .btn-delete:hover { background: #fca5a5; }
.devoir-card.done .title { text-decoration: line-through; color: #6b7280; }
.devoirs-empty {
  padding: 30px 20px;
  text-align: center;
  color: #6b7280;
  font-style: italic;
}

/* ========================================================================
   Bouton « ✅ J'ai terminé la leçon » — bas des pages de leçon
   ======================================================================== */
.lesson-complete-block {
  margin: 32px auto 28px;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
  padding: 0 16px;
}
.lesson-complete-btn {
  background: linear-gradient(135deg, #16a34a, #22c55e);
  color: white;
  border: none;
  border-radius: 999px;
  padding: 14px 28px;
  font-weight: 700;
  font-size: 1.05rem;
  cursor: pointer;
  font-family: inherit;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 6px 18px rgba(22, 163, 74, .25);
  transition: transform .15s, box-shadow .15s, background .2s;
}
.lesson-complete-btn .ic { font-size: 1.25rem; }
.lesson-complete-btn .cn {
  font-family: "Noto Sans SC", sans-serif;
  font-size: .82rem;
  opacity: .85;
  margin-left: 6px;
}
.lesson-complete-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 26px rgba(22, 163, 74, .35);
}
.lesson-complete-btn:disabled {
  opacity: .6;
  cursor: wait;
}
/* État « déjà complétée » : style outline doux */
.lesson-complete-btn.done {
  background: white;
  color: #14532d;
  border: 2px solid #16a34a;
  box-shadow: 0 2px 8px rgba(22, 163, 74, .15);
}
.lesson-complete-btn.done:hover {
  background: #f0fdf4;
  transform: translateY(-1px);
}
.lesson-complete-msg {
  font-weight: 600;
  font-size: .92rem;
  padding: 6px 14px;
  border-radius: 999px;
}
.lesson-complete-msg.ok    { background: #dcfce7; color: #14532d; }
.lesson-complete-msg.err   { background: #fee2e2; color: #7f1d1d; }
.lesson-complete-msg.info  { background: #ede9fe; color: #4338ca; }

/* Animation de validation joyeuse */
@keyframes lesson-celebrate {
  0%   { transform: scale(1); }
  20%  { transform: scale(1.08) rotate(-2deg); }
  40%  { transform: scale(1.04) rotate(2deg); }
  60%  { transform: scale(1.06) rotate(-1deg); }
  100% { transform: scale(1); }
}
.lesson-complete-btn.done {
  animation: lesson-celebrate .6s ease-in-out;
}

/* ========================================================================
   NOUVEAU bouton « Valider la leçon » — banner premium (v2)
   ======================================================================== */
.lesson-complete-block-v2 {
  max-width: 880px;
  margin: 48px auto 32px;
  padding: 0 16px;
  position: relative;
}
.lesson-complete-block-v2 .lcb-inner {
  position: relative;
  background:
    radial-gradient(ellipse at top right, rgba(34, 197, 94, .15), transparent 60%),
    linear-gradient(135deg, #ecfdf5 0%, #fefce8 50%, #fdf2f8 100%);
  border: 1px solid rgba(34, 197, 94, .2);
  border-radius: 24px;
  padding: 32px 36px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 28px;
  align-items: center;
  box-shadow:
    0 10px 30px rgba(0, 0, 0, .06),
    0 2px 6px rgba(0, 0, 0, .04);
  overflow: hidden;
}
.lesson-complete-block-v2 .lcb-inner::before {
  content: "✓";
  position: absolute;
  right: -40px; top: -50px;
  font-size: 18rem;
  color: rgba(34, 197, 94, .04);
  font-weight: 900;
  font-family: serif;
  line-height: 1;
  pointer-events: none;
}

.lesson-complete-block-v2.is-done .lcb-inner {
  background:
    radial-gradient(ellipse at top right, rgba(34, 197, 94, .22), transparent 60%),
    linear-gradient(135deg, #dcfce7 0%, #d1fae5 100%);
  border-color: #22c55e;
}

.lesson-complete-block-v2 .lcb-teacher-badge {
  position: absolute;
  top: -10px;
  left: 24px;
  background: linear-gradient(135deg, #6b21a8, #a855f7);
  color: white;
  padding: 4px 14px;
  border-radius: 999px;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .04em;
  z-index: 2;
  box-shadow: 0 4px 12px rgba(168, 85, 247, .3);
}

.lesson-complete-block-v2 .lcb-text { position: relative; z-index: 1; }
.lesson-complete-block-v2 .lcb-pre {
  display: inline-block;
  background: rgba(34, 197, 94, .15);
  color: #166534;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .03em;
  padding: 4px 12px;
  border-radius: 999px;
  margin-bottom: 12px;
}
.lesson-complete-block-v2 .lcb-title {
  font-family: "Playfair Display", "Noto Serif SC", serif;
  font-size: 1.6rem;
  color: #14532d;
  margin: 0 0 8px;
  letter-spacing: -.01em;
  line-height: 1.2;
}
.lesson-complete-block-v2 .lcb-sub {
  color: #4b5563;
  font-size: .95rem;
  margin: 0;
  line-height: 1.55;
}
.lesson-complete-block-v2 .lcb-sub strong { color: #16a34a; }
.lesson-complete-block-v2 .lcb-sub .cn {
  color: #6b7280;
  font-size: .85rem;
  display: inline-block;
  margin-top: 2px;
}

.lesson-complete-block-v2 .lcb-action {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  position: relative;
  z-index: 1;
}

.lcb-btn {
  background: linear-gradient(135deg, #16a34a, #22c55e);
  color: white;
  border: none;
  border-radius: 999px;
  padding: 18px 36px;
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: .01em;
  cursor: pointer;
  font-family: inherit;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  box-shadow:
    0 10px 24px rgba(22, 163, 74, .35),
    0 2px 6px rgba(22, 163, 74, .2),
    inset 0 1px 0 rgba(255, 255, 255, .2);
  transition: transform .2s cubic-bezier(.4, 0, .2, 1),
              box-shadow .2s,
              background .25s;
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}
.lcb-btn::before {
  content: "";
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(120deg, transparent, rgba(255,255,255,.35), transparent);
  transition: left .6s;
}
.lcb-btn:hover:not(:disabled) {
  transform: translateY(-3px) scale(1.02);
  box-shadow:
    0 16px 36px rgba(22, 163, 74, .45),
    0 4px 10px rgba(22, 163, 74, .25),
    inset 0 1px 0 rgba(255, 255, 255, .25);
}
.lcb-btn:hover:not(:disabled)::before { left: 100%; }
.lcb-btn:active:not(:disabled) { transform: translateY(-1px) scale(1); }
.lcb-btn .ic {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px; height: 28px;
  background: rgba(255, 255, 255, .25);
  border-radius: 50%;
  font-weight: 900;
  font-size: 1rem;
}
.lcb-btn:disabled {
  opacity: .65;
  cursor: not-allowed;
  background: linear-gradient(135deg, #a3a3a3, #d4d4d4);
  box-shadow: 0 4px 10px rgba(0, 0, 0, .08);
}

/* État validé : style outline doux blanc */
.lcb-btn.done {
  background: white;
  color: #166534;
  box-shadow:
    0 4px 14px rgba(22, 163, 74, .2),
    inset 0 0 0 2px #22c55e;
  animation: lesson-celebrate .6s ease-in-out;
}
.lcb-btn.done .ic {
  background: #22c55e;
  color: white;
}
.lcb-btn.done:hover:not(:disabled) {
  background: #f0fdf4;
  transform: translateY(-1px);
}

/* Message en dessous */
.lesson-complete-block-v2 .lesson-complete-msg {
  font-weight: 600;
  font-size: .92rem;
  padding: 8px 16px;
  border-radius: 999px;
  text-align: center;
  min-height: 1.2em;
  transition: opacity .3s;
}

/* Responsive */
@media (max-width: 720px) {
  .lesson-complete-block-v2 .lcb-inner {
    grid-template-columns: 1fr;
    padding: 26px 22px;
    gap: 18px;
    text-align: center;
  }
  .lesson-complete-block-v2 .lcb-pre { margin-left: 0; }
  .lesson-complete-block-v2 .lcb-title { font-size: 1.35rem; }
  .lcb-btn { padding: 16px 28px; font-size: 1rem; }
}

/* ========================================================================
   Barres de progression dans le dashboard (compte.html)
   ======================================================================== */
.progress-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
  margin-top: 12px;
}
.progress-card {
  background: linear-gradient(135deg, #f8fafc, #f1f5f9);
  border-radius: 14px;
  padding: 18px 20px;
  box-shadow: 0 2px 6px rgba(0,0,0,.04);
  border-top: 4px solid #94a3b8;
}
.progress-card.lvl-A1 { border-top-color: #10b981; }
.progress-card.lvl-A2 { border-top-color: #4338ca; }
.progress-card.lvl-B1 { border-top-color: #f59e0b; }
.progress-card.lvl-B2 { border-top-color: #c2410c; }
.progress-card.lvl-C1 { border-top-color: #8b5cf6; }
.progress-card.lvl-C2 { border-top-color: #be185d; }

.progress-card .lvl-name {
  font-family: "Playfair Display", serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: #002654;
}
.progress-card .lvl-stat {
  color: #64748b;
  font-size: .92rem;
  margin: 2px 0 10px;
}
.progress-card .bar-track {
  background: #e2e8f0;
  border-radius: 999px;
  height: 12px;
  overflow: hidden;
  position: relative;
}
.progress-card .bar-fill {
  height: 100%;
  background: linear-gradient(90deg, #16a34a, #22c55e);
  border-radius: inherit;
  transition: width .8s ease;
}
.progress-card.lvl-A2 .bar-fill { background: linear-gradient(90deg, #4338ca, #818cf8); }
.progress-card.lvl-B1 .bar-fill { background: linear-gradient(90deg, #f59e0b, #fbbf24); }
.progress-card.lvl-B2 .bar-fill { background: linear-gradient(90deg, #c2410c, #ea580c); }
.progress-card.lvl-C1 .bar-fill { background: linear-gradient(90deg, #8b5cf6, #a78bfa); }
.progress-card.lvl-C2 .bar-fill { background: linear-gradient(90deg, #be185d, #ec4899); }
.progress-card .pct {
  text-align: right;
  font-weight: 700;
  margin-top: 6px;
  color: #002654;
}
.progress-card.completed-100 .pct::after {
  content: " 🎉";
}

/* Carte du niveau ACTUEL — mise en avant */
.progress-card.is-current {
  position: relative;
  transform: scale(1.04);
  box-shadow: 0 8px 24px rgba(0, 38, 84, .18);
  background: linear-gradient(135deg, #ffffff, #f8fafc);
  z-index: 1;
  border-top-width: 6px;
}
.progress-card.is-current .lvl-name {
  font-size: 1.7rem;
}
.progress-card.is-current .star-current {
  position: absolute;
  top: 8px; right: 12px;
  font-size: 1.1rem;
  filter: drop-shadow(0 1px 2px rgba(0,0,0,.15));
}
@media (max-width: 600px) {
  .progress-card.is-current { transform: none; }
}