/* MkDigital v3 — vocab.css : la page /vocab (flashcards du vocabulaire, 16/08/2026).
   DA 6A stricte. Les 4 paniers ont leurs couleurs, tenues d'un bout à l'autre :
   ⚪ gris · 🔴 --bad · 🟡 --do · 🟢 --c4. Le tour se joue en plein écran (le verso
   doit tenir sans scroll à 1000 px comme à 390). */

:root {
  --pk-jamais_vu: #7f8899;
  --pk-nul: #ff4d5e;
  --pk-moyen: #ffc82e;
  --pk-maitrise: #00ffb3;
}

/* ═══════ 1. Les 4 grands chiffres (même famille que /stats) ═══════ */
.vkpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 12px; margin-top: 18px; }
.vkpis .kpi {
  position: relative; overflow: hidden;
  background: var(--card); border: 1px solid rgba(255,255,255,.07);
  border-radius: 16px; padding: 18px 18px 16px;
}
.vkpis .kpi::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 3px;
  background: linear-gradient(90deg, var(--kc), transparent 80%);
}
.vkpis .ke { font-size: 22px; display: block; margin-bottom: 6px; }
.vkpis .kn { display: block; font-size: 38px; font-weight: 800; line-height: 1.1; color: #fff; font-variant-numeric: tabular-nums; }
.vkpis .kn .sep { font-size: 20px; color: var(--mut); font-weight: 800; }
.vkpis .kl { display: block; font-size: 14px; font-weight: 800; color: var(--kc); margin-top: 2px; }
.vkpis .ks { display: block; font-size: 13px; color: var(--mut); margin-top: 3px; }

/* ═══════ 2. La scène : la barre des 4 paniers ═══════ */
.pkwrap { position: relative; }
.pkwrap svg { display: block; width: 100%; height: auto; overflow: visible; }
#pkbar .pkseg { transition: opacity .25s; }
#pkbar.haslit .pkseg:not(.sel) { opacity: .34; }
#pkbar .pkhit { cursor: pointer; }
#pkbar text { font-family: inherit; }

.pklegend { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.pklegend button {
  font: inherit; font-size: 13.5px; font-weight: 800; cursor: pointer;
  color: var(--gc); background: color-mix(in srgb, var(--gc) 10%, transparent);
  border: 1px solid color-mix(in srgb, var(--gc) 45%, transparent);
  border-radius: 99px; padding: 7px 14px; transition: border-color .2s, background .2s;
}
.pklegend button.sel { border-color: var(--gc); background: color-mix(in srgb, var(--gc) 24%, transparent); }
#pkline b { color: var(--c2); }

/* ═══════ 3. Le lanceur du tour ═══════ */
.tsetup { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.btn.big {
  font-size: 18px; padding: 15px 28px; border-radius: 14px;
  background: linear-gradient(90deg, var(--c1), var(--c2)); color: #fff;
  box-shadow: 0 10px 28px -14px var(--c2);
}
.btn.big:hover { filter: brightness(1.12); }
.tset { display: flex; align-items: center; gap: 8px; }
.tsetlab { font-size: 13px; font-weight: 800; color: var(--mut); }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chips .chip {
  font: inherit; font-size: 13px; font-weight: 700; cursor: pointer; margin: 0;
  color: var(--mut); background: transparent;
  border: 1px solid rgba(255,255,255,.14); border-radius: 99px; padding: 5px 12px;
  transition: border-color .2s, color .2s, background .2s;
}
.chips .chip:hover { border-color: var(--c2); color: var(--c2); }
.chips .chip.on { border-color: var(--c2); color: var(--c2); background: rgba(0,208,255,.14); }
.chips .chip.off { opacity: .42; cursor: not-allowed; border-style: dashed; }
.chips .chip .cn { color: var(--txt); font-weight: 800; }
.chips.filt { margin-top: 8px; }
.tfiltlab { font-size: 13.5px; color: var(--mut); font-weight: 700; margin: 18px 0 0; }
.tfiltlab b { color: var(--txt); }
.tready { font-size: 14.5px; font-weight: 800; color: var(--c2); margin: 14px 0 0; }
.tready .zero { color: var(--bad); }

/* ═══════ 4. Tous les mots ═══════ */
.gtools { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.gsearch {
  flex: 1; min-width: 200px; font: inherit; font-size: 15px; font-weight: 600;
  color: var(--txt); background: var(--card2);
  border: 1px solid rgba(255,255,255,.14); border-radius: 12px; padding: 11px 14px;
}
.gsearch:focus { outline: none; border-color: var(--c2); }
.gcount { font-size: 13px; font-weight: 800; color: var(--mut); }
/* Les colonnes suivent l'écran : 4 sur le 27″, 2 sur le 13″, 1 au téléphone —
   jamais 6 colonnes de 238 px où la définition se coupe en trois lignes. */
.glist { display: grid; grid-template-columns: repeat(auto-fill, minmax(clamp(240px, 23vw, 340px), 1fr)); gap: 8px; margin-top: 14px; }
.gitem {
  display: block; width: 100%; text-align: left; font: inherit; cursor: pointer;
  background: var(--card2); border: 1px solid rgba(255,255,255,.09);
  border-left: 3px solid var(--pc); border-radius: 0 12px 12px 0;
  padding: 9px 12px; transition: border-color .2s, transform .15s, box-shadow .2s;
}
.gitem:hover { transform: translateY(-2px); box-shadow: 0 8px 20px -14px var(--pc); border-color: color-mix(in srgb, var(--pc) 55%, transparent); }
.gitem .gt { display: block; font-size: 14.5px; font-weight: 800; color: var(--txt); }
.gitem .gt .gp { margin-right: 5px; }
.gitem .gd { display: block; font-size: 13px; color: var(--mut); line-height: 1.35; margin-top: 2px; }
.glechap { grid-column: 1 / -1; font-size: 12.5px; font-weight: 800; letter-spacing: .04em; text-transform: uppercase; color: var(--c2); margin: 10px 0 -2px; }
.gempty { grid-column: 1 / -1; font-size: 14px; color: var(--mut); }

/* ═══════ 5. Le tour, en plein écran ═══════ */
.tourlay {
  position: fixed; inset: 0; z-index: 8000; display: none;
  background: radial-gradient(1200px 700px at 50% -10%, rgba(31,91,255,.22), transparent 70%), #000;
}
.tourlay[data-open="1"] { display: block; }
body.tourpen { overflow: hidden; }
.tourin {
  position: absolute; inset: 0; display: flex; flex-direction: column;
  gap: clamp(8px, 1.4vh, 16px); padding: clamp(10px, 1.6vh, 18px) clamp(12px, 3vw, 40px) clamp(10px, 1.6vh, 18px);
  max-width: min(1320px, 100%); margin: 0 auto;
}

.tourbar { display: flex; align-items: center; gap: 12px; flex: 0 0 auto; }
.tclose {
  font: inherit; font-size: 19px; font-weight: 800; line-height: 1; cursor: pointer;
  color: var(--txt); background: var(--card2); border: 1px solid rgba(255,255,255,.16);
  border-radius: 99px; padding: 6px 13px;
}
.tclose:hover { border-color: var(--c2); color: var(--c2); }
.tprog { flex: 1; height: 8px; border-radius: 99px; background: rgba(255,255,255,.09); overflow: hidden; }
.tprog i { display: block; height: 100%; width: 0; border-radius: inherit; background: linear-gradient(90deg, var(--c1), var(--c2)); transition: width .35s ease; }
.tnum { font-size: 14px; font-weight: 800; color: var(--mut); font-variant-numeric: tabular-nums; white-space: nowrap; }

/* La croix des flèches : ← [carte] → et ↓ juste dessous. La géographie de
   l'écran EST le plan du clavier — un bouton exilé en bas de fenêtre casse
   le lien entre la touche et le geste. */
.tstage {
  /* La scène entière est bornée puis centrée : c'est ce qui garde le ↓ collé
     sous la carte au lieu de le laisser filer en bas de fenêtre. */
  flex: 1 1 auto; min-height: 0; max-height: clamp(340px, 72vh, 700px); margin: auto 0;
  display: grid; gap: clamp(8px, 1.4vw, 18px);
  grid-template-columns: auto minmax(0, 1fr) auto;
  grid-template-rows: minmax(0, 1fr) auto;
  grid-template-areas: "ko card ok" ".  mid  .";
  align-items: center; justify-items: stretch;
}
.fcwrap { grid-area: card; }
.rko { grid-area: ko; }
.rok { grid-area: ok; }
.rmid { grid-area: mid; }

/* — les 3 boutons de jugement — */
.rbtn {
  font: inherit; cursor: pointer; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 3px;
  border-radius: 18px; padding: 12px 8px;
  color: var(--rc); background: color-mix(in srgb, var(--rc) 12%, #000);
  border: 1.5px solid color-mix(in srgb, var(--rc) 48%, transparent);
  transition: background .18s, transform .12s, box-shadow .18s, opacity .18s;
}
.rko, .rok {
  /* Assez larges pour être des cibles franches, jamais des colonnes de 500 px
     de haut qui bordent le vide. */
  width: clamp(88px, 9.4vw, 132px);
  height: min(100%, clamp(148px, 30vh, 250px));
}
.rmid {
  --rc: var(--c3t); flex-direction: row; gap: 12px;
  width: 100%; max-width: 940px; justify-self: center;
  min-height: clamp(54px, 7.4vh, 74px); padding: 8px 16px;
}
.rbtn:hover { background: color-mix(in srgb, var(--rc) 22%, #000); box-shadow: 0 0 0 1px color-mix(in srgb, var(--rc) 60%, transparent) inset; }
.rbtn:active { transform: scale(.96); }
/* La flèche est le sujet du bouton : c'est elle qu'on cherche des yeux la
   première fois, et elle seule après. */
.rbtn .rar { font-size: clamp(24px, 3vw, 40px); font-weight: 900; line-height: 1; }
.rbtn .re { font-size: clamp(21px, 2.4vw, 32px); line-height: 1; }
.rbtn b { font-size: clamp(13px, 1.35vw, 17px); font-weight: 900; letter-spacing: -.01em; }
.rbtn .rk { font-size: 11.5px; font-weight: 800; color: var(--mut); }
.rmid .rar, .rmid .re { font-size: clamp(19px, 2vw, 25px); }
.rbtn[disabled] { opacity: .26; pointer-events: none; }
.rko { --rc: var(--bad); }
.rok { --rc: var(--c4); }
/* Frappe clavier : sans ce flash, on ne sait pas si la touche est passée. */
.rbtn.hit { animation: rhit .34s ease-out; }
@keyframes rhit {
  0%   { background: color-mix(in srgb, var(--rc) 62%, #000); transform: scale(1.05); }
  100% { background: color-mix(in srgb, var(--rc) 12%, #000); transform: scale(1); }
}

/* — la carte — */
.fcwrap {
  perspective: 1600px; min-height: 0; height: 100%;
  width: 100%; max-width: 940px; justify-self: center;
}
.fcard {
  position: relative; width: 100%; height: 100%; min-height: 300px;
  transform-style: preserve-3d; -webkit-transform-style: preserve-3d;
  transition: transform .52s cubic-bezier(.22,1,.36,1);
}
.fcard.flip { transform: rotateY(180deg); }
/* La carte suivante arrive par le bas : sans ce mouvement, on ne voit pas
   qu'on a changé de mot quand deux termes se ressemblent. */
.fcard.swap { animation: fswap .26s ease-out; }
@keyframes fswap {
  0%   { opacity: 0; transform: translateY(16px); }
  100% { opacity: 1; transform: translateY(0); }
}
.fface {
  position: absolute; inset: 0; overflow: hidden;
  backface-visibility: hidden; -webkit-backface-visibility: hidden;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center; padding: clamp(30px, 5vh, 46px) clamp(16px, 3vw, 38px) clamp(26px, 4vh, 38px);
  background: var(--card); border: 1.5px solid rgba(0,208,255,.34); border-radius: 24px;
  box-shadow: 0 30px 90px -50px var(--c2), 0 0 0 1px rgba(255,255,255,.04) inset;
}
.fback { transform: rotateY(180deg); justify-content: center; }
/* Ceinture ET bretelles : `backface-visibility` seul laisse passer la face
   arrière en miroir (vu sur WebKit), donc chaque face s'efface aussi à
   l'opacité, basculée à mi-rotation. */
.fback { opacity: 0; transition: opacity 0s linear .26s; }
.ffront { opacity: 1; transition: opacity 0s linear .26s; }
.fcard.flip .fback { opacity: 1; }
.fcard.flip .ffront { opacity: 0; }

/* recto — le chip de leçon est ancré en haut : sinon il pousse le terme
   hors du centre optique de la carte. */
.fchip {
  position: absolute; top: clamp(12px, 2.2vh, 20px); left: 50%; transform: translateX(-50%);
  max-width: calc(100% - 32px); white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  font-size: clamp(10.5px, 1.05vw, 12.5px); font-weight: 800; letter-spacing: .05em; text-transform: uppercase;
  color: var(--c2); border: 1px solid rgba(0,208,255,.4); background: rgba(0,208,255,.08);
  border-radius: 99px; padding: 4px 13px;
}
.fterm {
  font-size: clamp(30px, min(6.2vw, 9vh), 76px); font-weight: 900; line-height: 1.06; margin: 0;
  background: linear-gradient(90deg, var(--c3t), var(--c2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
  text-shadow: 0 0 42px rgba(0,208,255,.18);
}
.fdefbig {
  font-size: clamp(22px, min(4vw, 5.4vh), 42px); font-weight: 800; line-height: 1.22;
  margin: 0; color: #fff; max-width: 20ch;
}
.fask { font-size: clamp(13.5px, min(1.5vw, 2.1vh), 17px); font-weight: 800; color: var(--do); margin: clamp(14px, 2.6vh, 26px) 0 0; }
.fhint { position: absolute; bottom: clamp(10px, 1.8vh, 16px); left: 0; right: 0; font-size: 12.5px; color: var(--mut); font-weight: 700; }

/* verso — la définition exacte est la star : le terme redevient un simple
   rappel, les briques et l'exemple passent au second plan. */
.fback .fbin { width: 100%; max-width: 720px; display: grid; gap: clamp(7px, 1.3vh, 13px); }
.fbterm {
  justify-self: center; font-size: clamp(12.5px, 1.25vw, 15px); font-weight: 900;
  letter-spacing: .04em; text-transform: uppercase; margin: 0;
  color: var(--c2); border: 1px solid rgba(0,208,255,.34); background: rgba(0,208,255,.07);
  border-radius: 99px; padding: 4px 14px;
}
.fdefbox {
  text-align: left; border-left: 4px solid var(--c2); border-radius: 0 16px 16px 0;
  background: linear-gradient(90deg, rgba(0,208,255,.13), rgba(31,91,255,.05) 78%, transparent);
  padding: clamp(10px, 1.7vh, 16px) clamp(14px, 2vw, 22px);
}
.flab { font-size: 11.5px; font-weight: 800; letter-spacing: .05em; text-transform: uppercase; color: var(--c2); margin: 0 0 3px; }
.fdef {
  font-size: clamp(19px, min(3.2vw, 4.5vh), 37px); font-weight: 800; line-height: 1.22;
  color: #fff; margin: 0; text-wrap: balance;
}
.fbriq { list-style: none; padding: 0; margin: 0; display: grid; gap: 4px; }
.fbriq li {
  position: relative; padding: 4px 10px 4px 24px; text-align: left;
  font-size: clamp(12.5px, 1.35vw, 15px); font-weight: 600; line-height: 1.3; color: #c9d2e6;
  background: rgba(31,91,255,.1); border-left: 3px solid rgba(106,91,255,.55); border-radius: 0 10px 10px 0;
}
.fbriq li::before { content: "▸"; position: absolute; left: 9px; top: 4px; color: var(--c1t); font-weight: 900; }
.fex { font-size: clamp(13px, 1.45vw, 16px); font-style: italic; color: #cfd8ee; line-height: 1.3; margin: 0; }
.fsert { font-size: clamp(12px, 1.25vw, 13.5px); color: var(--mut); font-weight: 700; margin: 0; }
.fchips { display: flex; flex-wrap: wrap; gap: 6px; justify-content: center; margin: 2px 0 0; }
.fchips a, .fchips button {
  font: inherit; font-size: 13px; font-weight: 700; cursor: pointer; text-decoration: none;
  color: var(--c2); border: 1px solid rgba(0,208,255,.42); background: rgba(0,208,255,.08);
  border-radius: 99px; padding: 4px 11px;
}
.fchips .fsch { color: var(--c4); border-color: rgba(0,255,179,.45); background: rgba(0,255,179,.08); }
.fchips a:hover, .fchips button:hover { filter: brightness(1.25); }

.tfoot { flex: 0 0 auto; display: flex; align-items: center; gap: 12px; justify-content: center; }
.tkeys { font-size: 12.5px; color: var(--mut); font-weight: 700; margin: 0; }
.tkeys b { color: var(--txt); }
.tundo {
  font: inherit; font-size: 12.5px; font-weight: 800; cursor: pointer; color: var(--c2);
  background: transparent; border: 1px solid rgba(0,208,255,.42); border-radius: 99px; padding: 4px 11px;
}

/* — l'écran de fin — */
.tend {
  position: absolute; inset: 0; z-index: 5; overflow: auto;
  /* Opaque : à 94 % d'opacité, la carte du dessous restait lisible derrière le
     score et brouillait tout. */
  background: radial-gradient(900px 520px at 50% 18%, rgba(31,91,255,.20), transparent 70%), #000;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 10px; text-align: center; padding: 24px;
}
.tend[hidden] { display: none; }
.tescore { font-size: clamp(44px, 8vw, 68px); font-weight: 900; line-height: 1; color: #fff; font-variant-numeric: tabular-nums; }
.tescore .tesur { font-size: .45em; color: var(--mut); }
.telab { font-size: 14px; font-weight: 800; letter-spacing: .05em; text-transform: uppercase; color: var(--mut); }
.temsg { font-size: 17px; font-weight: 800; color: var(--c2); margin: 4px 0 0; max-width: 30ch; }
.temoves { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-top: 6px; }
.temove {
  font-size: 13.5px; font-weight: 800; border-radius: 99px; padding: 6px 13px;
  color: var(--mc); border: 1px solid color-mix(in srgb, var(--mc) 45%, transparent);
  background: color-mix(in srgb, var(--mc) 12%, transparent);
}
.tebtns { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-top: 14px; }
.tebtns .btn { font-size: 14.5px; padding: 11px 18px; }
.tedet { font-size: 13px; color: var(--mut); font-weight: 700; max-width: 44ch; }
.tekeys { font-size: 12.5px; color: var(--mut); font-weight: 700; margin: 10px 0 0; }
.tekeys b { color: var(--txt); }

/* — le rattrapage — */
.tretry {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); z-index: 6;
  background: var(--card2); border: 1.5px solid var(--do); border-radius: 18px;
  padding: 18px 24px; text-align: center; box-shadow: 0 24px 70px rgba(0,0,0,.8);
}
.tretry b { display: block; font-size: 19px; font-weight: 900; color: var(--do); }
.tretry span { font-size: 14px; color: var(--txt); }

/* ═══════ 6. Responsive ═══════ */

/* Écran large mais bas de plafond (27″ en fenêtre, MacBook Air 13″) : la
   hauteur, pas la largeur, est la ressource rare. */
@media (min-width: 900px) and (max-height: 820px) {
  .tstage { max-height: 78vh; }
  .rko, .rok { height: min(100%, 36vh); }
  .tkeys { font-size: 11.5px; }
}

@media (max-width: 760px) {
  .vkpis .kn { font-size: 32px; }
  /* Pas de clavier sur un téléphone : les flèches disparaissent, les trois
     boutons redeviennent trois cibles côte à côte sous la carte. */
  .tstage {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    grid-template-rows: minmax(0, 1fr) auto;
    grid-template-areas: "card card card" "ko mid ok";
    gap: 8px;
  }
  .rbtn .rar { display: none; }
  .rko, .rok, .rmid {
    width: auto; max-width: none; height: auto; min-height: 66px;
    flex-direction: column; gap: 2px; padding: 9px 6px;
  }
  .rbtn .re { font-size: 23px; }
  .rbtn b { font-size: 13px; }
  .fcwrap { height: 100%; max-width: none; }
  .tsetup { gap: 12px; }
  .btn.big { width: 100%; }
  .glist { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  .fcard, .fface { transition: none; }
  .fcard.flip { transform: none; }
  .fback { transform: none; }
  .fcard.flip .ffront { pointer-events: none; }
  .gitem, .tprog i { transition: none; }
  .rbtn.hit { animation: none; }
  .fcard.swap { animation: none; }
}