/* =========================================================
   llm révision — feuille de style
   Thème clair, verre dépoli (liquid glass), animations iOS
   ========================================================= */

:root {
  color-scheme: light;
  --blue: #0A84FF;
  --blue-deep: #0069D9;
  --indigo: #5E5CE6;
  --green: #30D158;
  --red: #FF3B30;

  --ink: #10131A;
  --ink-2: #4A5364;
  --ink-3: #8A93A3;
  --hairline: rgba(16, 24, 48, .08);

  --glass: rgba(255, 255, 255, .62);
  --glass-strong: rgba(255, 255, 255, .78);
  --glass-edge: rgba(255, 255, 255, .85);

  --r-lg: 26px;
  --r-md: 18px;

  --shadow: 0 1px 0 rgba(255,255,255,.9) inset,
            0 10px 34px rgba(20, 32, 62, .09),
            0 2px 8px rgba(20, 32, 62, .05);
  --shadow-sm: 0 1px 0 rgba(255,255,255,.8) inset,
               0 4px 16px rgba(20, 32, 62, .07);

  --tab-h: 62px;
  --pad: 18px;

  /* les courbes de vitesse : --ios pour glisser, --spring pour rebondir */
  --ios: cubic-bezier(.32, .72, 0, 1);
  --spring: cubic-bezier(.34, 1.56, .64, 1);
  --press: cubic-bezier(.25, .1, .25, 1);
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI",
               system-ui, Roboto, Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.45;
  color: var(--ink);
  background: #F7F9FC;
  -webkit-font-smoothing: antialiased;
  overscroll-behavior-y: none;
  padding-bottom: calc(var(--tab-h) + env(safe-area-inset-bottom) + 14px);
}

/* --- le fond coloré que le verre vient flouter --- */
.backdrop { position: fixed; inset: 0; z-index: -1; background: #FBFCFE; overflow: hidden; }
.backdrop i {
  position: absolute; display: block; border-radius: 50%;
  filter: blur(70px); opacity: .55;
}
/* l'animation de fond ne tourne que sur les écrans larges : sur téléphone
   elle consommerait de la batterie en permanence pour presque rien */
@media (min-width: 700px) {
  .backdrop i { animation: derive 34s ease-in-out infinite alternate; }
}
.backdrop i:nth-child(1) { width: 60vw; height: 60vw; top: -18vw; right: -16vw; background: #BFD8FF; }
.backdrop i:nth-child(2) { width: 52vw; height: 52vw; top: 34vh; left: -22vw; background: #FFD6E6; animation-delay: -11s; }
.backdrop i:nth-child(3) { width: 46vw; height: 46vw; bottom: -12vh; right: -10vw; background: #CFF3E4; animation-delay: -22s; }
@keyframes derive {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to   { transform: translate3d(3vw, -4vh, 0) scale(1.12); }
}

.glass {
  background: var(--glass);
  -webkit-backdrop-filter: blur(26px) saturate(180%);
  backdrop-filter: blur(26px) saturate(180%);
  border: 1px solid var(--glass-edge);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow);
}

.wrap { max-width: 640px; margin: 0 auto; padding: 0 var(--pad); }

/* =========================================================
   TRANSITIONS ENTRE LES PAGES
   ========================================================= */
.view { will-change: transform, opacity; }
.in-r  { animation: inR  .34s var(--ios) both; }
.in-l  { animation: inL  .34s var(--ios) both; }
.in-f  { animation: inF  .30s var(--ios) both; }
.out-l { animation: outL .15s ease-in both; }
.out-r { animation: outR .15s ease-in both; }
.out-f { animation: outF .13s ease-in both; }

@keyframes inR  { from { opacity: 0; transform: translate3d(46px, 0, 0); } }
@keyframes inL  { from { opacity: 0; transform: translate3d(-46px, 0, 0); } }
@keyframes inF  { from { opacity: 0; transform: scale(.972); } }
@keyframes outL { to   { opacity: 0; transform: translate3d(-38px, 0, 0); } }
@keyframes outR { to   { opacity: 0; transform: translate3d(38px, 0, 0); } }
@keyframes outF { to   { opacity: 0; transform: scale(1.014); } }

@keyframes rise { from { opacity: 0; transform: translate3d(0, 10px, 0); } }
@keyframes pop  { 0% { transform: scale(1); } 42% { transform: scale(1.045); } 100% { transform: scale(1); } }
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  18% { transform: translateX(-7px); } 38% { transform: translateX(6px); }
  58% { transform: translateX(-4px); } 78% { transform: translateX(2px); }
}

/* =========================================================
   EN-TÊTE
   ========================================================= */
.topbar {
  position: sticky; top: 0; z-index: 40;
  padding: calc(env(safe-area-inset-top) + 10px) 0 10px;
  background: rgba(251, 252, 254, .72);
  -webkit-backdrop-filter: blur(22px) saturate(180%);
  backdrop-filter: blur(22px) saturate(180%);
  border-bottom: 1px solid transparent;
  transition: border-color .3s var(--ios), background .3s var(--ios);
}
.topbar.scrolled { border-bottom-color: var(--hairline); background: rgba(251, 252, 254, .86); }
.topbar .wrap { display: flex; align-items: center; gap: 10px; min-height: 34px; }

.brand { display: flex; align-items: center; gap: 9px; text-decoration: none; color: inherit; }
.brand svg { width: 30px; height: 30px; display: block; }
.brandtxt { display: flex; flex-direction: column; gap: 1px; min-width: 0; }
.brandname { font-size: 17px; font-weight: 600; letter-spacing: -.01em; }
.avis-brand {
  display: none;
  font-size: 10.5px; line-height: 1.3; font-weight: 400;
  color: var(--ink-3); letter-spacing: 0; text-wrap: pretty;
}
body.accueil .avis-brand { display: block; font-size: 12px; }

/* sur l'accueil, l'en-tête devient une vraie bannière */
body.accueil .topbar { padding-bottom: 15px; }
body.accueil .topbar .wrap { gap: 13px; }
body.accueil .brand svg { width: 48px; height: 48px; }
body.accueil .brandname { font-size: 22px; letter-spacing: -.02em; }
body.accueil .brandtxt { gap: 3px; }

.back {
  display: inline-flex; align-items: center; gap: 3px;
  border: 0; background: none; padding: 6px 8px 6px 0;
  color: var(--blue); font: inherit; font-size: 17px; cursor: pointer;
  animation: backIn .3s var(--ios) both;
  transition: opacity .15s, transform .15s var(--press);
}
.back:active { opacity: .45; transform: scale(.94); }
.back svg { width: 11px; height: 18px; }
@keyframes backIn { from { opacity: 0; transform: translateX(-8px); } }

h1.title {
  font-size: clamp(26px, 7.2vw, 32px);
  line-height: 1.14; letter-spacing: -.022em; font-weight: 700;
  margin: 14px 0 2px;
}
.subtitle { color: var(--ink-3); font-size: 15px; margin: 0 0 20px; }
h2.section {
  scroll-margin-top: 92px;
  font-size: 13px; font-weight: 600; color: var(--ink-3);
  margin: 30px 0 9px 4px; letter-spacing: .01em;
}

.flag {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 13px; font-weight: 600; color: var(--ink-2);
  background: rgba(255,255,255,.7); border: 1px solid var(--glass-edge);
  padding: 5px 11px 5px 8px; border-radius: 999px;
}
.flag .dot { width: 8px; height: 8px; border-radius: 50%; flex: none; }

/* =========================================================
   CARTE « PROCHAINE ÉVAL » — cliquable
   ========================================================= */
.hero {
  display: block; width: 100%; text-align: left;
  font: inherit; color: inherit; cursor: pointer;
  padding: 20px 20px 18px; margin-top: 6px; position: relative; overflow: hidden;
  transition: transform .2s var(--press), box-shadow .2s;
}
.hero:active { transform: scale(.978); box-shadow: var(--shadow-sm); }
.hero .flag { margin-bottom: 13px; }
.hero { text-decoration: none; }
.hero h3 { margin: 0; font-size: 23px; letter-spacing: -.018em; font-weight: 700; }
.hero.withbadge h3 { padding-right: 76px; }
.hero .when { margin: 5px 0 0; color: var(--ink-2); font-size: 15px; }
/* la carte entière est cliquable : aucun bouton à l'intérieur */
.hero .count {
  position: absolute; top: 18px; right: 18px; text-align: center;
  min-width: 62px; padding: 9px 10px; border-radius: 16px;
  background: linear-gradient(160deg, var(--blue), var(--indigo));
  color: #fff; box-shadow: 0 6px 16px rgba(10,132,255,.3);
  animation: pop .6s var(--spring) .15s both;
}
.hero .count b { display: block; font-size: 24px; line-height: 1; font-weight: 700; }
.hero .count small { font-size: 11px; opacity: .9; }

/* =========================================================
   BOUTONS
   ========================================================= */
.btn {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  width: 100%; padding: 15px 18px; border: 0; border-radius: var(--r-md);
  font: inherit; font-size: 17px; font-weight: 600; cursor: pointer;
  background: linear-gradient(180deg, #2C94FF, var(--blue-deep));
  color: #fff; text-decoration: none;
  box-shadow: 0 1px 0 rgba(255,255,255,.35) inset, 0 8px 20px rgba(10,132,255,.28);
  transition: transform .2s var(--press), box-shadow .2s, filter .2s;
}
.btn:active { transform: scale(.965); box-shadow: 0 1px 0 rgba(255,255,255,.3) inset, 0 3px 10px rgba(10,132,255,.24); filter: brightness(.97); }
.btn.ghost { background: var(--glass-strong); color: var(--blue); border: 1px solid var(--glass-edge); box-shadow: var(--shadow-sm); }
.btn.quiet { background: rgba(255,255,255,.55); color: var(--ink-2); border: 1px solid var(--glass-edge); box-shadow: var(--shadow-sm); }
.btn.ghost:active, .btn.quiet:active { filter: none; background: rgba(255,255,255,.92); }
.btn + .btn { margin-top: 10px; }

/* =========================================================
   LISTES
   ========================================================= */
.list { border-radius: var(--r-lg); overflow: hidden; }
.row {
  display: flex; align-items: center; gap: 13px;
  width: 100%; text-align: left; background: none; border: 0;
  font: inherit; color: inherit; cursor: pointer;
  padding: 14px 17px; border-bottom: 1px solid var(--hairline);
  transition: background .18s var(--ios);
}
.row:last-child { border-bottom: 0; }
.row:active { background: rgba(10,132,255,.1); }
.row:active .pill { transform: scale(.9); }
.row:active .chev { transform: translateX(3px); }
.row .txt { flex: 1; min-width: 0; }
.row .txt b { display: block; font-weight: 600; font-size: 16.5px; letter-spacing: -.01em; }
.row .txt small { display: block; color: var(--ink-3); font-size: 13.5px; margin-top: 1px; }
.row .chev { width: 8px; height: 13px; flex: none; color: #C3C9D4; transition: transform .25s var(--spring); }

.pill {
  width: 34px; height: 34px; border-radius: 11px; flex: none;
  display: grid; place-items: center; color: #fff;
  font-size: 15px; font-weight: 700;
  box-shadow: 0 3px 9px rgba(20,32,62,.18);
  transition: transform .25s var(--spring);
}

/* =========================================================
   CONTENU DE CHAPITRE
   ========================================================= */
.card { padding: 18px 19px; margin-bottom: 14px; }
.card h3 { margin: 0 0 10px; font-size: 18px; letter-spacing: -.015em; font-weight: 600; }
.card ul { margin: 0; padding-left: 0; list-style: none; }
.card li { position: relative; padding-left: 20px; margin-bottom: 10px; font-size: 16px; line-height: 1.5; color: var(--ink-2); }
.card li:last-child { margin-bottom: 0; }
.card li::before { content: ""; position: absolute; left: 3px; top: .62em; width: 6px; height: 6px; border-radius: 50%; background: #BDCBE2; }
.card li b { color: var(--ink); font-weight: 600; }

.keycard { border-left: 4px solid var(--blue); }
.keycard li::before { background: var(--blue); }

.dates { padding: 6px 0; }
.dates div { display: flex; gap: 13px; padding: 11px 17px; border-bottom: 1px solid var(--hairline); font-size: 15.5px; }
.dates div:last-child { border-bottom: 0; }
.dates dt { flex: none; width: 140px; font-weight: 600; color: var(--blue-deep); font-size: 14.5px; }
.dates dd { margin: 0; color: var(--ink-2); }

/* vocabulaire dépliable, avec ouverture animée */
.word { border-bottom: 1px solid var(--hairline); }
.word:last-child { border-bottom: 0; }
.word .wsum {
  display: flex; align-items: center; gap: 9px; width: 100%;
  background: none; border: 0; font: inherit; font-size: 16px; font-weight: 600;
  color: inherit; text-align: left; cursor: pointer; padding: 13px 17px;
  transition: background .18s;
}
.word .wsum:active { background: rgba(10,132,255,.07); }
.word .wsum::after {
  content: ""; margin-left: auto; width: 8px; height: 8px; flex: none;
  border-right: 2px solid #C3C9D4; border-bottom: 2px solid #C3C9D4;
  transform: rotate(45deg); transition: transform .34s var(--ios);
}
.word.open .wsum::after { transform: rotate(225deg); }
.word .wbody { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .36s var(--ios); }
.word.open .wbody { grid-template-rows: 1fr; }
.word .winner { overflow: hidden; min-height: 0; }
.word .winner p {
  margin: 0 17px 15px; color: var(--ink-2); font-size: 15.5px;
  opacity: 0; transition: opacity .26s var(--ios) .06s;
}
.word.open .winner p { opacity: 1; }

/* =========================================================
   CALENDRIER
   ========================================================= */
.cal { padding: 14px 12px 16px; overflow: hidden; }
.cal header { display: flex; align-items: center; justify-content: space-between; padding: 0 6px 10px; }
.cal header b { font-size: 18px; font-weight: 600; letter-spacing: -.01em; }
.cal header button {
  width: 34px; height: 34px; border-radius: 50%; border: 0; cursor: pointer;
  background: rgba(255,255,255,.7); color: var(--blue); font-size: 17px;
  box-shadow: var(--shadow-sm); display: grid; place-items: center;
  transition: transform .2s var(--press), background .2s;
}
.cal header button:active { transform: scale(.85); background: rgba(10,132,255,.14); }

.cal .dow, .cal .grid { display: grid; grid-template-columns: repeat(7, 1fr); }
.cal .dow span { text-align: center; font-size: 11.5px; color: var(--ink-3); padding-bottom: 6px; font-weight: 600; }
.cal .grid { gap: 2px; }
.cal .grid.slide-r { animation: inR .34s var(--ios) both; }
.cal .grid.slide-l { animation: inL .34s var(--ios) both; }

.cal .grid button {
  aspect-ratio: 1; border: 0; background: none; cursor: pointer;
  font: inherit; font-size: 15.5px; color: var(--ink);
  border-radius: 50%; position: relative; display: grid; place-items: center;
  transition: transform .22s var(--spring), background .22s, box-shadow .22s, color .22s;
}
.cal .grid button:active:not(:disabled) { transform: scale(.86); }
.cal .grid button.out { color: #C8CEDA; }
.cal .grid button.today { font-weight: 700; color: var(--blue); box-shadow: inset 0 0 0 2px rgba(10,132,255,.45); }

/* les jours d'évaluation : pastille pleine de la couleur de la matière */
.cal .grid button.has {
  color: #fff; font-weight: 700;
  background: var(--ev-color, var(--blue));
  box-shadow: 0 5px 14px -3px var(--ev-color, var(--blue));
  animation: evIn .5s var(--spring) both;
}
.cal .grid button.has.today { box-shadow: 0 5px 14px -3px var(--ev-color, var(--blue)), inset 0 0 0 2.5px rgba(255,255,255,.95); }
@keyframes evIn { from { transform: scale(.4); opacity: 0; } }

.cal .grid button.sel { box-shadow: 0 0 0 2px #fff, 0 0 0 4.5px var(--ink); }
.cal .grid button.sel.has { box-shadow: 0 0 0 2px #fff, 0 0 0 4.5px var(--ev-color, var(--blue)); }
.cal .grid button.sel:not(.has) { background: rgba(16,19,26,.06); font-weight: 600; }
.cal .grid button:disabled { cursor: default; }

.cal .legend {
  display: flex; align-items: center; justify-content: center; gap: 7px;
  margin: 13px 4px 0; font-size: 12.5px; color: var(--ink-3);
}
.cal .legend i { width: 14px; height: 14px; border-radius: 50%; background: var(--blue); display: block; flex: none; }

.popin { animation: rise .34s var(--ios) both; display: block; margin-top: 8px; }

/* =========================================================
   QUIZ
   ========================================================= */
.qbar { height: 5px; border-radius: 99px; background: rgba(16,24,48,.09); overflow: hidden; margin: 4px 0 18px; }
.qbar i { display: block; height: 100%; border-radius: 99px; background: linear-gradient(90deg, var(--blue), var(--indigo)); transition: width .5s var(--ios); }
.qmeta { display: flex; justify-content: space-between; font-size: 13.5px; color: var(--ink-3); margin-bottom: 2px; }
.qtext { font-size: 21px; line-height: 1.3; font-weight: 600; letter-spacing: -.018em; margin: 6px 0 18px; }

.opt {
  display: flex; align-items: center; gap: 12px; width: 100%; text-align: left;
  font: inherit; font-size: 16px; cursor: pointer; color: var(--ink);
  padding: 14px 16px; margin-bottom: 10px;
  background: var(--glass-strong);
  border: 1.5px solid rgba(255,255,255,.9);
  border-radius: var(--r-md); box-shadow: var(--shadow-sm);
  transition: transform .2s var(--press), border-color .3s var(--ios),
              background .3s var(--ios), opacity .3s var(--ios);
}
.opt:active:not(:disabled) { transform: scale(.975); background: #fff; }
.opt .mark {
  width: 26px; height: 26px; flex: none; border-radius: 50%;
  border: 1.5px solid #CFD7E4; display: grid; place-items: center;
  font-size: 13px; font-weight: 700; color: transparent;
  transition: background .25s, border-color .25s, color .25s, transform .35s var(--spring);
}
.opt.good { border-color: var(--green); background: rgba(48,209,88,.12); animation: pop .5s var(--spring); }
.opt.good .mark { background: var(--green); border-color: var(--green); color: #fff; transform: scale(1.12); }
.opt.bad { border-color: var(--red); background: rgba(255,59,48,.1); animation: shake .42s var(--press); }
.opt.bad .mark { background: var(--red); border-color: var(--red); color: #fff; }
.opt.dim { opacity: .42; }
.opt:disabled { cursor: default; }

.why {
  padding: 14px 16px; border-radius: var(--r-md); font-size: 15.5px;
  color: var(--ink-2); background: rgba(255,255,255,.66);
  border: 1px solid var(--glass-edge); box-shadow: var(--shadow-sm);
  margin: 4px 0 14px;
}
.why b { color: var(--ink); }
#apres > * { animation: rise .34s var(--ios) both; }
#apres > *:nth-child(2) { animation-delay: .07s; }

/* correction complète en fin de quiz */
.corr { padding: 4px 0; }
.corrq { padding: 16px 18px; border-bottom: 1px solid var(--hairline); }
.corrq:last-child { border-bottom: 0; }
.corrq p { margin: 0; }
.cq { font-size: 16px; font-weight: 600; line-height: 1.35; display: flex; gap: 10px; }
.cn {
  flex: none; width: 23px; height: 23px; border-radius: 7px;
  display: grid; place-items: center; font-size: 12.5px; font-weight: 700;
  background: rgba(48, 209, 88, .16); color: #1E9E43; margin-top: 1px;
}
.corrq.ko .cn { background: rgba(255, 59, 48, .14); color: #D32B21; }
.cb, .cm { font-size: 15px; margin-top: 8px !important; display: flex; gap: 9px; align-items: baseline; }
.cb i, .cm i { font-style: normal; font-weight: 700; flex: none; width: 14px; }
.cb { color: #1E9E43; }
.cm { color: #D32B21; }
.cx {
  font-size: 14.5px; color: var(--ink-2); margin-top: 9px !important;
  padding-left: 33px; line-height: 1.45;
}

.score { text-align: center; padding: 34px 22px 28px; }
.score .ring { font-size: 52px; font-weight: 700; letter-spacing: -.03em; line-height: 1; }
.score .ring small { font-size: 20px; color: var(--ink-3); font-weight: 600; }
.score p { color: var(--ink-2); margin: 12px 0 22px; font-size: 16px; }

/* =========================================================
   BARRE D'ONGLETS
   ========================================================= */
.tabbar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 50;
  display: flex; justify-content: space-around;
  padding: 7px 8px calc(env(safe-area-inset-bottom) + 7px);
  background: rgba(255,255,255,.72);
  -webkit-backdrop-filter: blur(28px) saturate(180%);
  backdrop-filter: blur(28px) saturate(180%);
  border-top: 1px solid rgba(255,255,255,.9);
  box-shadow: 0 -6px 24px rgba(20,32,62,.07);
}
.tabbar a {
  flex: 1; display: flex; flex-direction: column; align-items: center; gap: 3px;
  text-decoration: none; color: var(--ink-3); font-size: 10.5px; font-weight: 500;
  padding: 4px 0; border-radius: 12px;
  transition: color .25s var(--ios);
}
.tabbar a svg { width: 24px; height: 24px; transition: transform .4s var(--spring); }
.tabbar a:active svg { transform: scale(.86); }
.tabbar a.on { color: var(--blue); }
.tabbar a.on svg { transform: scale(1.1); }

/* Le flou est coûteux à afficher. On le garde sur les grandes surfaces
   (en-tête, barre d'onglets, cartes principales) et on l'enlève sur les
   éléments répétés des dizaines de fois : le rendu est bien plus fluide. */
.card, .opt, .dates, .why, .probl {
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
  background: rgba(255, 255, 255, .8);
}

/* =========================================================
   AVERTISSEMENT
   ========================================================= */
.avis {
  font-size: 11.5px; line-height: 1.45; color: var(--ink-3);
  text-align: center; margin: 0; text-wrap: pretty;
}
.avis-bas { margin: 34px 0 2px; padding: 17px 8px 0; border-top: 1px solid var(--hairline); }

/* =========================================================
   DIVERS
   ========================================================= */
.empty { text-align: center; color: var(--ink-3); padding: 44px 20px; font-size: 15.5px; }
:focus-visible { outline: 3px solid rgba(10,132,255,.55); outline-offset: 2px; border-radius: 8px; }

/* =========================================================
   ORDINATEUR
   Sur grand écran on abandonne le style « application iPhone » :
   coins moins arrondis, moins de verre, plus dense, deux colonnes.
   ========================================================= */
.topnav { display: none; }
.fil { display: none; }          /* fil d'Ariane : ordinateur seulement */
.actions { display: contents; }
.record { color: var(--ink-3); font-size: 15px; text-align: center; margin: 12px 0 0; }

@media (hover: hover) and (pointer: fine) {
  .row:hover { background: rgba(10, 132, 255, .07); }
  .row:hover .chev { transform: translateX(3px); }
  .hero:hover { border-color: rgba(10, 132, 255, .45); }
  .btn:hover { filter: brightness(1.06); }
  .btn.ghost:hover, .btn.quiet:hover { filter: none; background: #fff; border-color: rgba(10,132,255,.4); }
  .opt:hover:not(:disabled) { background: #fff; border-color: rgba(10, 132, 255, .5); }
  .cal .grid button:hover:not(:disabled):not(.has) { background: rgba(10, 132, 255, .1); }
  .cal .grid button.has:hover { transform: scale(1.08); }
  .cal header button:hover { background: rgba(10, 132, 255, .12); }
  .word .wsum:hover { background: rgba(10, 132, 255, .05); }
  .topnav a:hover { color: var(--ink); border-bottom-color: #C3CBD8; }
}

@media (min-width: 1000px) {
  :root { --r-lg: 14px; --r-md: 10px; }

  body { padding-bottom: 64px; background: #F4F6FA; }
  /* plus de dégradés qui bougent : un fond sobre */
  .backdrop { background: #F4F6FA; }
  .backdrop i { display: none; }

  .wrap { max-width: 1160px; padding: 0 32px; }
  body.vue-quiz .wrap { max-width: 720px; }

  /* --- en-tête : une barre d'outils, pas une barre d'iPhone --- */
  .topbar {
    padding: 0; background: #fff;
    -webkit-backdrop-filter: none; backdrop-filter: none;
    border-bottom: 1px solid #E4E8EF;
  }
  .topbar.scrolled { background: #fff; box-shadow: 0 1px 3px rgba(16,24,48,.06); }
  .topbar .wrap { min-height: 58px; }
  body.accueil .topbar { padding-bottom: 0; }
  body.accueil .brand svg { width: 30px; height: 30px; }
  body.accueil .brandname { font-size: 17px; }
  .brandtxt { gap: 0; }
  .avis-brand, body.accueil .avis-brand { font-size: 11px; }
  /* le bouton « Retour » du téléphone est remplacé par un fil d'Ariane */
  .back { display: none !important; }
  .fil {
    display: flex; align-items: center; flex-wrap: wrap; gap: 8px;
    margin: 22px 0 0; font-size: 14px; color: #A9B1BF;
  }
  .fil a { color: var(--ink-2); text-decoration: none; }
  .fil a:hover { color: var(--blue); text-decoration: underline; }
  .fil b { color: var(--ink); font-weight: 500; }
  .fil ~ h1.title { margin-top: 10px; }
  body.vue-chapitre .chapflag { display: none; }

  .tabbar { display: none; }
  .topnav { display: flex; gap: 26px; margin-left: auto; align-self: stretch; align-items: center; }
  .topnav a {
    text-decoration: none; color: var(--ink-2); font-size: 15px; font-weight: 500;
    padding: 19px 0; border-bottom: 2px solid transparent;
    transition: color .15s, border-color .15s;
  }
  .topnav a.on { color: var(--blue); border-bottom-color: var(--blue); font-weight: 600; }

  /* --- typographie plus sobre --- */
  h1.title { font-size: 31px; letter-spacing: -.015em; margin: 28px 0 4px; }
  .subtitle { font-size: 15px; margin-bottom: 22px; }
  h2.section {
    font-size: 14px; font-weight: 600; color: var(--ink);
    letter-spacing: 0; margin: 30px 0 12px;
    padding-bottom: 8px; border-bottom: 1px solid #E4E8EF;
  }

  /* --- surfaces : moins de verre, un vrai bord net --- */
  .glass {
    background: #fff;
    -webkit-backdrop-filter: none; backdrop-filter: none;
    border: 1px solid #E4E8EF;
    box-shadow: 0 1px 2px rgba(16, 24, 48, .04);
  }
  .card { padding: 18px 20px; margin-bottom: 12px; }
  .card h3 { font-size: 16px; }
  .card li { font-size: 15.5px; }
  .pill { border-radius: 8px; box-shadow: none; }

  /* --- boutons : taille normale, côte à côte --- */
  .btn {
    display: inline-flex; width: auto; padding: 10px 18px;
    font-size: 15px; border-radius: 8px;
    background: var(--blue); box-shadow: none;
  }
  .btn.ghost, .btn.quiet { background: #fff; border: 1px solid #D7DDE7; box-shadow: none; color: var(--ink-2); }
  .btn.ghost { color: var(--blue); }
  .btn:active { transform: none; }
  .btn + .btn { margin-top: 0; margin-left: 8px; }
  .actions { display: flex; flex-wrap: wrap; gap: 8px; margin: 4px 0 0; }
  .actions .btn + .btn { margin-left: 0; }
  .record { text-align: left; margin-top: 10px; font-size: 14px; }

  /* --- accueil --- */
  .hero { border-radius: var(--r-lg); padding: 22px 24px; }
  .hero:hover { transform: none; box-shadow: 0 1px 2px rgba(16,24,48,.04); }
  .hero h3 { font-size: 22px; }
  .hero .count {
    background: rgba(10, 132, 255, .1); color: var(--blue);
    box-shadow: none; border-radius: 10px; top: 20px; right: 22px; animation: none;
  }
  .list {
    background: transparent; border: 0; box-shadow: none;
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px;
  }
  .list .row, .list .word {
    background: #fff; border: 1px solid #E4E8EF; border-radius: var(--r-md);
    box-shadow: none; overflow: hidden;
  }
  .list .row { padding: 14px 16px; }

  /* --- chapitre : cours à gauche, références à droite --- */
  .chap { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 34px; align-items: start; }
  .chap-main > h2.section:first-of-type { margin-top: 26px; }
  .chap-side > h2.section:first-child { margin-top: 0; }
  .chap-side .list { grid-template-columns: 1fr; gap: 0; border: 1px solid #E4E8EF; border-radius: var(--r-md); overflow: hidden; }
  .chap-side .list .word { border: 0; border-bottom: 1px solid #EDF0F5; border-radius: 0; }
  .chap-side .list .word:last-child { border-bottom: 0; }
  .chap-side .dates div { flex-direction: column; gap: 1px; padding: 10px 16px; }
  .chap-side .dates dt { width: auto; font-size: 13px; }
  .chap-side .dates dd { font-size: 14.5px; }
  .chap-side .actions { margin-top: 10px; }
  .chap-side .btn { width: 100%; justify-content: center; }

  /* --- calendrier --- */
  .cols { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: start; }
  .cols > .colB > h2.section:first-child { margin-top: 0; }
  .cal { padding: 16px 16px 18px; }
  .cal .grid button { font-size: 16px; }

  /* --- quiz --- */
  .qtext { font-size: 23px; }
  .opt { padding: 13px 16px; border-width: 1px; border-color: #D7DDE7; background: #fff; }
  .why { background: #fff; border-color: #E4E8EF; }
  .score .btn { width: auto; }
}

@media (min-width: 1000px) and (max-width: 1240px) {
  .chap { grid-template-columns: minmax(0, 1fr) 290px; gap: 26px; }
  .list { grid-template-columns: repeat(2, 1fr); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
}

@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .glass, .opt, .why { background: rgba(255,255,255,.93); }
  .topbar, .tabbar { background: rgba(255,255,255,.96); }
}