:root {
  --bleu-nuit: #001a4d;
  --bleu: #002654;
  --bleu-clair: #0055a4;
  --or: #0055a4;
  --or-clair: #1e73c7;
  --blanc: #ffffff;
  --texte: #16223d;
  --gris: #5c6672;
  --gris-fonce: #e4e8f0;
  --rouge: #e1000f;
  --rouge-clair: #ff4d4d;
  --vert: #1e7d34;
  --radius: 10px;
  --ombre: 0 4px 16px rgba(0, 38, 84, 0.1);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", Roboto, Arial, sans-serif;
  background: var(--blanc);
  color: var(--texte);
  min-height: 100vh;
}

header.site-header {
  background: var(--bleu-nuit);
  border-bottom: 4px solid var(--rouge);
  position: sticky;
  top: 0;
  z-index: 10;
}

.header-inner {
  max-width: 1360px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  letter-spacing: 0.5px;
  font-size: 1.1rem;
  color: var(--blanc);
}

.logo .badge {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--bleu-clair) 34%, var(--blanc) 34%, var(--blanc) 66%, var(--rouge) 66%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--bleu-nuit);
  font-weight: 900;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.6);
}

nav.main-nav {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}

nav.main-nav a {
  color: #c3cbe0;
  text-decoration: none;
  padding: 8px 14px;
  border-radius: var(--radius);
  font-size: 0.92rem;
  transition: background 0.15s, color 0.15s;
}

nav.main-nav a:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--blanc);
}

nav.main-nav a.active {
  background: var(--rouge);
  color: var(--blanc);
  font-weight: 600;
}

main {
  max-width: 1360px;
  margin: 0 auto;
  padding: 30px 20px 60px;
}

h1 {
  font-size: 1.9rem;
  margin: 0 0 6px;
  color: var(--bleu-nuit);
}

h2 {
  color: var(--bleu);
  font-size: 1.25rem;
  margin: 0 0 14px;
  border-left: 3px solid var(--rouge);
  padding-left: 10px;
}

p.lead {
  color: var(--gris);
  margin-top: 0;
}

.card {
  background: var(--blanc);
  border: 1px solid var(--gris-fonce);
  border-radius: var(--radius);
  padding: 22px;
  margin-bottom: 22px;
  box-shadow: var(--ombre);
}

/* Compte à rebours */
.countdown-box {
  text-align: center;
  padding: 30px 20px;
}

.countdown-grid {
  display: flex;
  justify-content: center;
  gap: 18px;
  flex-wrap: wrap;
  margin: 18px 0 10px;
}

.countdown-unit {
  background: #eef4fb;
  border: 1px solid rgba(0, 85, 164, 0.25);
  border-radius: var(--radius);
  padding: 14px 20px;
  min-width: 90px;
}

.countdown-unit .num {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--bleu-clair);
  display: block;
  line-height: 1;
}

.countdown-unit .lbl {
  font-size: 0.75rem;
  color: var(--gris);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.date-setting {
  margin-top: 18px;
  display: flex;
  gap: 10px;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  font-size: 0.9rem;
  color: var(--gris);
}

/* Formulaires */
input, textarea, select {
  background: var(--blanc);
  border: 1px solid #c7cede;
  color: var(--texte);
  border-radius: 6px;
  padding: 8px 10px;
  font-size: 0.9rem;
  font-family: inherit;
}

input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--bleu-clair);
}

label {
  font-size: 0.85rem;
  color: var(--gris);
  display: block;
  margin-bottom: 4px;
}

.btn {
  background: var(--bleu-clair);
  color: var(--blanc);
  border: none;
  border-radius: 6px;
  padding: 9px 16px;
  font-weight: 600;
  cursor: pointer;
  font-size: 0.9rem;
  transition: background 0.15s, transform 0.1s;
}

.btn:hover { background: var(--bleu); }
.btn:active { transform: scale(0.98); }

.btn-outline {
  background: transparent;
  border: 1px solid #aeb8cc;
  color: var(--gris);
}

.btn-outline:hover { border-color: var(--bleu-clair); color: var(--bleu-clair); }

.btn-danger {
  background: transparent;
  border: 1px solid var(--rouge);
  color: var(--rouge);
  padding: 5px 10px;
  font-size: 0.78rem;
}

.btn-danger:hover { background: rgba(225, 0, 15, 0.08); }

/* Journal */
.journal-form {
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr 1fr;
}

.journal-form .full { grid-column: 1 / -1; }

.entry {
  border-left: 3px solid var(--bleu-clair);
  padding: 12px 16px;
  margin-bottom: 14px;
  background: #f7f9fc;
  border-radius: 0 var(--radius) var(--radius) 0;
}

.entry-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 6px;
}

.entry-date {
  font-weight: 700;
  color: var(--bleu);
}

.entry-mood {
  font-size: 0.8rem;
  color: var(--gris);
  padding: 2px 8px;
  border: 1px solid #d7dce6;
  border-radius: 20px;
}

.entry-text {
  white-space: pre-wrap;
  line-height: 1.5;
  color: var(--texte);
}

.entry-actions {
  margin-top: 8px;
  display: flex;
  gap: 8px;
}

.empty-state {
  color: var(--gris);
  text-align: center;
  padding: 30px 10px;
  font-style: italic;
}

/* Tableau prépa physique */
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

th, td {
  text-align: left;
  padding: 10px 8px;
  border-bottom: 1px solid var(--gris-fonce);
}

th {
  color: var(--bleu);
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

td input {
  width: 80px;
}

.progress-bar {
  background: var(--gris-fonce);
  border-radius: 20px;
  height: 8px;
  overflow: hidden;
  margin-top: 4px;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--bleu-clair), var(--rouge));
  transition: width 0.3s;
}

/* Checklist ressources */
.checklist { list-style: none; padding: 0; margin: 0; }

.checklist li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 4px;
  border-bottom: 1px solid var(--gris-fonce);
}

.checklist li input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--bleu-clair);
}

.checklist li.done label {
  color: var(--gris);
  text-decoration: line-through;
}

.checklist li label { color: var(--texte); font-size: 0.95rem; margin: 0; cursor: pointer; }

.links-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
}

.link-card {
  background: var(--blanc);
  border: 1px solid var(--gris-fonce);
  border-radius: var(--radius);
  padding: 14px;
  text-decoration: none;
  color: var(--texte);
  transition: border-color 0.15s, transform 0.15s;
  display: block;
  box-shadow: var(--ombre);
}

.link-card:hover {
  border-color: var(--rouge);
  transform: translateY(-2px);
}

.link-card .link-title { font-weight: 600; margin-bottom: 4px; color: var(--bleu); }
.link-card .link-desc { font-size: 0.82rem; color: var(--gris); }

footer {
  text-align: center;
  padding: 24px;
  color: var(--gris);
  font-size: 0.8rem;
  border-top: 1px solid var(--gris-fonce);
}

/* Bibliothèque */
.category-section { margin-bottom: 28px; }

.category-title {
  color: var(--bleu);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin: 0 0 12px;
}

.doc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
}

.doc-card {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  background: var(--blanc);
  border: 1px solid var(--gris-fonce);
  border-radius: var(--radius);
  padding: 14px;
  text-decoration: none;
  color: var(--texte);
  transition: border-color 0.15s, transform 0.15s, box-shadow 0.15s;
  box-shadow: var(--ombre);
}

.doc-card:hover { border-color: var(--rouge); transform: translateY(-2px); }

.doc-card .doc-icon {
  font-size: 1.3rem;
  flex-shrink: 0;
}

.doc-card .doc-title {
  font-size: 0.9rem;
  font-weight: 600;
  margin: 0 0 3px;
  color: var(--bleu-nuit);
}

.doc-card .doc-meta {
  font-size: 0.75rem;
  color: var(--gris);
}

.search-bar {
  width: 100%;
  margin-bottom: 20px;
  padding: 10px 14px;
  font-size: 0.95rem;
}

.lib-stats {
  display: flex;
  gap: 14px;
  margin-bottom: 18px;
  flex-wrap: wrap;
}

.lib-stat {
  background: #eef4fb;
  border: 1px solid rgba(0, 85, 164, 0.25);
  border-radius: var(--radius);
  padding: 10px 18px;
  text-align: center;
  min-width: 100px;
}

.lib-stat .num {
  display: block;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--bleu-clair);
  line-height: 1;
}

.lib-stat .lbl {
  font-size: 0.7rem;
  color: var(--gris);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.theme-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
  margin-bottom: 26px;
}

.theme-card {
  text-align: left;
  background: var(--blanc);
  border: 1px solid var(--gris-fonce);
  border-radius: var(--radius);
  padding: 16px;
  cursor: pointer;
  color: var(--texte);
  font-family: inherit;
  display: flex;
  flex-direction: column;
  gap: 4px;
  box-shadow: var(--ombre);
  transition: border-color 0.15s, transform 0.15s, background 0.15s;
}

.theme-card:hover { border-color: var(--bleu-clair); transform: translateY(-2px); }

.theme-card.is-active {
  border-color: var(--rouge);
  background: #fff3f3;
}

.theme-card .theme-icon { font-size: 1.5rem; }

.theme-card .theme-name {
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--bleu-nuit);
}

.theme-card .theme-desc {
  font-size: 0.76rem;
  color: var(--gris);
  line-height: 1.4;
}

.theme-card .theme-count {
  margin-top: 6px;
  font-size: 0.72rem;
  color: var(--rouge);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 600;
}

.doc-count {
  color: var(--gris);
  font-size: 0.85rem;
  margin-bottom: 18px;
}

.pdf-frame {
  width: 100%;
  height: 80vh;
  border: 1px solid var(--gris-fonce);
  border-radius: var(--radius);
  background: #eef1f6;
}

.pdf-fallback {
  margin: 0 0 10px;
  font-size: 0.85rem;
}

.pdf-fallback a {
  color: var(--bleu-clair);
}

.doc-reading {
  background: #f7f9fc;
  border-radius: var(--radius);
  padding: 24px;
  line-height: 1.7;
  color: var(--texte);
  max-width: 800px;
}

.doc-reading h1, .doc-reading h2, .doc-reading h3 { color: var(--bleu); }
.doc-reading p { margin: 0 0 12px; }
.doc-reading table { margin-bottom: 16px; }
.doc-reading table td, .doc-reading table th { border: 1px solid var(--gris-fonce); padding: 6px 10px; }

/* Cours - hub */
.module-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 16px;
}

.module-card {
  background: var(--blanc);
  border: 1px solid var(--gris-fonce);
  border-radius: var(--radius);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  box-shadow: var(--ombre);
}

.module-card.disabled { opacity: 0.6; }

.module-card h3 { margin: 0; color: var(--bleu-nuit); font-size: 1.05rem; }

.module-card .module-tag {
  display: inline-block;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--rouge);
  border: 1px solid rgba(225, 0, 15, 0.35);
  padding: 2px 8px;
  border-radius: 20px;
  width: fit-content;
}

.module-card p { color: var(--gris); font-size: 0.85rem; margin: 0; }

/* Exercices */
.exo-question {
  font-size: 1.05rem;
  font-weight: 600;
  margin: 0 0 14px;
  color: var(--bleu-nuit);
}

.exo-progress-line {
  color: var(--gris);
  font-size: 0.8rem;
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.exo-choices {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.exo-choice {
  text-align: left;
  background: var(--blanc);
  border: 1px solid #c7cede;
  color: var(--texte);
  border-radius: 8px;
  padding: 10px 14px;
  cursor: pointer;
  font-size: 0.92rem;
  transition: border-color 0.15s, background 0.15s;
}

.exo-choice:hover { border-color: var(--bleu-clair); }

.exo-mcq.answered .exo-choice { cursor: default; pointer-events: none; }
.exo-choice.is-correct { background: rgba(30, 125, 52, 0.1); border-color: var(--vert); }
.exo-choice.is-wrong { background: rgba(225, 0, 15, 0.08); border-color: var(--rouge); }

.exo-explanation {
  margin-top: 12px;
  padding: 10px 14px;
  background: #f7f9fc;
  border-left: 3px solid var(--bleu-clair);
  border-radius: 0 8px 8px 0;
  color: var(--gris);
  font-size: 0.85rem;
  line-height: 1.5;
}

.legal-article {
  background: var(--blanc);
  border: 1px solid var(--gris-fonce);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin-bottom: 14px;
  box-shadow: var(--ombre);
}

.legal-article .legal-ref {
  color: var(--rouge);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin: 0 0 8px;
  font-weight: 600;
}

.legal-article blockquote {
  margin: 0;
  padding-left: 14px;
  border-left: 3px solid var(--bleu-clair);
  font-style: italic;
  color: var(--texte);
  line-height: 1.6;
}

.legal-source {
  font-size: 0.75rem;
  color: var(--gris);
  margin-top: 10px;
}

.exo-result {
  margin-top: 16px;
  padding: 12px 16px;
  background: #eef4fb;
  border: 1px solid rgba(0, 85, 164, 0.25);
  border-radius: var(--radius);
  color: var(--texte);
}

/* Étiquetage */
.exo-labeling { display: flex; flex-direction: column; gap: 18px; }

.exo-image-wrap {
  position: relative;
  max-width: 560px;
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--gris-fonce);
}

.exo-image-wrap img { display: block; width: 100%; height: auto; }

.exo-pin {
  position: absolute;
  transform: translate(-50%, -50%);
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--bleu-clair);
  color: var(--blanc);
  border: 2px solid #fff;
  font-weight: 800;
  font-size: 0.8rem;
  cursor: pointer;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.25);
}

.exo-pin.has-label { background: var(--bleu); color: #fff; }
.exo-pin.is-correct { background: var(--vert); color: #fff; }
.exo-pin.is-wrong { background: var(--rouge); color: #fff; }

.exo-bank {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.exo-chip {
  background: var(--blanc);
  border: 1px solid #c7cede;
  color: var(--texte);
  border-radius: 20px;
  padding: 7px 14px;
  font-size: 0.85rem;
  cursor: pointer;
  transition: border-color 0.15s, transform 0.1s;
}

.exo-chip:hover { border-color: var(--bleu-clair); }
.exo-chip.is-selected { border-color: var(--rouge); background: #fff3f3; }
.exo-chip.is-used { opacity: 0.35; cursor: default; pointer-events: none; }
.exo-chip.is-placed { cursor: default; }
.exo-chip.is-correct { border-color: var(--vert); background: rgba(30, 125, 52, 0.1); }
.exo-chip.is-wrong { border-color: var(--rouge); background: rgba(225, 0, 15, 0.08); }

/* Tri par groupe */
.exo-columns {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
}

.exo-column {
  background: #f7f9fc;
  border: 1px dashed #b7c0d4;
  border-radius: var(--radius);
  padding: 12px;
  min-height: 140px;
  cursor: pointer;
}

.exo-column h3 {
  margin: 0 0 10px;
  font-size: 0.85rem;
  color: var(--bleu);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.exo-column-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

/* Remise en ordre */
.exo-reorder-list {
  list-style: decimal;
  padding-left: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.exo-reorder-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: var(--blanc);
  border: 1px solid var(--gris-fonce);
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 0.9rem;
}

.exo-reorder-list li.is-correct { border-color: var(--vert); background: rgba(30, 125, 52, 0.08); }
.exo-reorder-list li.is-wrong { border-color: var(--rouge); background: rgba(225, 0, 15, 0.06); }

.exo-reorder-controls { display: flex; gap: 4px; flex-shrink: 0; }
.exo-reorder-controls button { padding: 4px 8px; font-size: 0.75rem; }

/* Verrou PIN */
body.locked > *:not(#pin-gate) { display: none !important; }
body.locked { overflow: hidden; }

.pin-gate {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(160deg, var(--bleu-nuit) 0%, var(--bleu) 55%, var(--rouge) 150%);
  padding: 20px;
}

.pin-card {
  width: 100%;
  max-width: 340px;
  text-align: center;
  background: var(--blanc);
  border: 1px solid var(--gris-fonce);
  border-radius: var(--radius);
  padding: 32px 26px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25);
}

.pin-card .badge {
  width: 46px;
  height: 46px;
  margin: 0 auto 14px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--bleu-clair) 34%, var(--blanc) 34%, var(--blanc) 66%, var(--rouge) 66%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: var(--bleu-nuit);
  font-weight: 900;
  border: 1px solid var(--gris-fonce);
}

.pin-card h1 { font-size: 1.3rem; margin: 0 0 6px; color: var(--bleu-nuit); }
.pin-card p.lead { font-size: 0.85rem; margin-bottom: 20px; }

#pin-form { display: flex; flex-direction: column; gap: 12px; }

#pin-input {
  text-align: center;
  font-size: 1.3rem;
  letter-spacing: 6px;
  padding: 12px;
}

.pin-error {
  min-height: 18px;
  color: var(--rouge);
  font-size: 0.82rem;
  margin: 10px 0 0;
}

.pin-remember {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 16px;
  font-size: 0.8rem;
  cursor: pointer;
  color: var(--gris);
}

.pin-remember input { width: 15px; height: 15px; accent-color: var(--bleu-clair); margin: 0; }

/* Objectif Major */
.quote-box {
  text-align: center;
  padding: 26px 24px;
  background: linear-gradient(90deg, #eef4fb, var(--blanc), #fff3f3);
}

.quote-text {
  font-size: 1.15rem;
  font-style: italic;
  color: var(--bleu-nuit);
  line-height: 1.6;
  margin: 0 0 16px;
}

.streak-box .checklist { margin: 16px 0 20px; }

.streak-display {
  display: flex;
  justify-content: center;
  gap: 18px;
  flex-wrap: wrap;
  margin-top: 20px;
}

.streak-unit {
  background: #fff3f3;
  border: 1px solid rgba(225, 0, 15, 0.3);
  border-radius: var(--radius);
  padding: 12px 20px;
  min-width: 100px;
  text-align: center;
}

.streak-unit .num {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--rouge);
  display: block;
  line-height: 1;
}

.streak-unit .lbl {
  font-size: 0.72rem;
  color: var(--gris);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* App plein écran (bibliothèque) */
html:has(body.app-page) { height: 100%; }

body.app-page {
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

body.app-page header.site-header { flex-shrink: 0; }

body.app-page main.lib-app {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  max-width: 1360px;
  width: 100%;
  margin: 0 auto;
  padding: 20px 20px 12px;
}

.lib-top { flex-shrink: 0; }
.lib-top h1 { font-size: 1.5rem; }
.lib-top .lead { font-size: 0.88rem; margin-bottom: 10px; }
.lib-top .lib-stats { margin-bottom: 12px; }
.lib-top .search-bar { margin-bottom: 4px; }

.lib-panel {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: 14px 2px 24px;
  scrollbar-width: thin;
}

.lib-panel.lib-view-out {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.15s ease, transform 0.15s ease;
}

.lib-panel.lib-view-in {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.lib-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: none;
  border: 1px solid var(--gris-fonce);
  color: var(--bleu);
  border-radius: 20px;
  padding: 7px 14px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  margin-bottom: 16px;
  font-family: inherit;
  transition: border-color 0.15s, background 0.15s;
}

.lib-back:hover { border-color: var(--rouge); background: #fff3f3; }

@media (max-width: 700px) {
  nav.main-nav {
    flex-wrap: nowrap;
    overflow-x: auto;
    max-width: 100%;
    -webkit-overflow-scrolling: touch;
  }
  nav.main-nav a { flex-shrink: 0; padding: 8px 10px; }
  .header-inner { flex-wrap: nowrap; }
  .logo { font-size: 0.95rem; white-space: nowrap; flex-shrink: 0; }
  .logo .badge { width: 28px; height: 28px; font-size: 0.85rem; }
  body.app-page main.lib-app { padding: 14px 14px 8px; }
  .lib-top h1 { font-size: 1.25rem; }
  .theme-grid, .doc-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
  .theme-card, .doc-card { padding: 12px; }
}

@media (max-width: 460px) {
  .theme-grid, .doc-grid { grid-template-columns: 1fr; }
  .lib-stats .lib-stat { min-width: 80px; padding: 8px 12px; }
}

/* Entraînement - mode jeu */
.xp-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 14px 0 22px;
}

.xp-badge {
  background: var(--bleu-nuit);
  color: var(--blanc);
  font-weight: 700;
  font-size: 0.8rem;
  padding: 6px 14px;
  border-radius: 20px;
  white-space: nowrap;
}

.xp-total {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--rouge);
  white-space: nowrap;
}

.how-to-play {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin: -8px 0 22px;
  font-size: 0.8rem;
  color: var(--gris);
}

.lesson-node {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--blanc);
  border: 1px solid var(--gris-fonce);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin-bottom: 14px;
  box-shadow: var(--ombre);
}

.lesson-node.is-locked { opacity: 0.55; }

.lesson-node-icon {
  font-size: 1.8rem;
  width: 52px;
  height: 52px;
  flex-shrink: 0;
  border-radius: 50%;
  background: #eef4fb;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lesson-node-body { flex: 1; }
.lesson-node-title { font-weight: 700; color: var(--bleu-nuit); margin: 0 0 2px; }
.lesson-node-meta { font-size: 0.8rem; color: var(--gris); margin: 0; }
.lesson-node-stars { color: var(--rouge); letter-spacing: 1px; }

.session-topbar {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 20px;
}

.lesson-quit {
  background: none;
  border: none;
  font-size: 1.2rem;
  color: var(--gris);
  cursor: pointer;
  padding: 4px 8px;
}
.lesson-quit:hover { color: var(--rouge); }

.session-hearts { font-size: 1.1rem; white-space: nowrap; }

.match-rows { display: flex; flex-direction: column; gap: 10px; margin-bottom: 16px; }

.match-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: #f7f9fc;
  border: 1px solid var(--gris-fonce);
  border-radius: 8px;
  padding: 10px 14px;
}

.match-row-label { font-weight: 600; color: var(--bleu-nuit); font-size: 0.9rem; }

.match-slot {
  background: var(--blanc);
  border: 1px dashed #aeb8cc;
  border-radius: 6px;
  padding: 8px 12px;
  font-size: 0.85rem;
  color: var(--gris);
  cursor: default;
  min-width: 120px;
  text-align: center;
}

.match-slot.is-filled { border-style: solid; color: var(--texte); }
.match-slot.is-correct { border-color: var(--vert); background: rgba(30, 125, 52, 0.1); color: var(--texte); }
.match-slot.is-wrong { border-color: var(--rouge); background: rgba(225, 0, 15, 0.08); color: var(--texte); }

.lesson-end { text-align: center; padding: 40px 24px; }
.lesson-end-icon { font-size: 3rem; margin-bottom: 10px; }
.lesson-end-stars { font-size: 2rem; color: var(--rouge); letter-spacing: 4px; margin: 6px 0; }
.lesson-end .btn { margin: 6px; }

/* Bloc "citation" réutilisé dans l'exercice Vrai/Faux */
.flashcard-face {
  position: relative;
  min-height: 100px;
  border-radius: var(--radius);
  padding: 20px 24px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.flashcard-back {
  background: linear-gradient(135deg, #fff3f3, #fff);
  border: 1px solid rgba(225, 0, 15, 0.25);
}

.flashcard-back p { font-size: 1.05rem; line-height: 1.6; color: var(--texte); margin: 0; }

@media (max-width: 600px) {
  .journal-form { grid-template-columns: 1fr; }
  .countdown-unit { min-width: 70px; padding: 10px 12px; }
  .countdown-unit .num { font-size: 1.6rem; }
}