/* ── Reset & Variables ── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
:root{
  --bg:#0d1117; --bg2:#161b22; --bg3:#21262d; --bg4:#0d1117;
  --border:#30363d; --text:#e6edf3; --muted:#8b949e; --subtle:#6e7681;
  --purple:#7c3aed; --purple2:#a855f7;
  --green:#2ea043; --green2:#3fb950;
  --yellow:#d29922; --yellow2:#f0b429;
  --orange:#d18616; --red:#da3633; --red2:#f85149;
  --blue:#1f6feb; --cyan:#2188ff; --pink:#bf4b8a;
}
*{font-family:'Alegreya Sans',sans-serif;font-weight:400;}
.hidden{display:none!important;}
html,body{background:var(--bg);color:var(--text);min-height:100vh;}

/* ── TopBar ── */
#topBar{
  position:fixed;top:0;left:0;right:0;z-index:200;height:52px;
  display:flex;align-items:center;justify-content:space-between;padding:0 20px;
  background:var(--bg2);border-bottom:1px solid var(--border);
}
.topbar-logo{font-size:1.1rem;font-weight:700;color:var(--text);letter-spacing:.02em;}
.topbar-logo span{color:var(--yellow2);}
#profileBtn{display:flex;align-items:center;gap:8px;background:none;border:none;cursor:pointer;color:var(--purple2);padding:5px 10px;border-radius:8px;transition:.2s;}
#profileBtn:hover{background:rgba(168,85,247,.12);}
.topbar-avatar{width:30px;height:30px;border-radius:50%;background:linear-gradient(135deg,var(--purple),var(--purple2));display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.85rem;color:#fff;flex-shrink:0;}
.topbar-name{font-size:.88rem;font-weight:600;}
#topBarSyncIcon{font-size:.8rem;}

/* ── Viewport & Wrapper ── */
.viewport{width:100%;display:flex;min-height:100vh;padding:20px;flex-direction:column;justify-content:center;align-items:center;padding-top:68px;}
.wrapper{width:90%;max-width:860px;}

/* ── Screens ── */
.screen{background:var(--bg2);border:1px solid var(--border);border-radius:14px;padding:28px;width:100%;display:flex;flex-direction:column;align-items:center;animation:fadeIn .2s ease;}
.screen.hidden{display:none!important;}
@keyframes fadeIn{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:none}}

/* ── Modals ── */
.modal-overlay{position:fixed;inset:0;z-index:1000;background:rgba(0,0,0,.75);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;padding:20px;}
.modal-box{background:var(--bg2);border:1px solid var(--border);border-radius:14px;padding:30px;max-width:440px;width:100%;box-shadow:0 24px 60px rgba(0,0,0,.5);display:flex;flex-direction:column;align-items:center;}
.modal-box h1{font-size:1.4rem;font-weight:700;color:var(--text);text-align:center;}
.modal-box h3{font-size:.95rem;color:var(--muted);text-align:center;}

/* ── Buttons ── */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 22px;border-radius:8px;border:none;font-size:.95rem;font-weight:700;transition:.2s;cursor:pointer;white-space:nowrap;}
.btn-primary{background:linear-gradient(135deg,var(--purple),var(--purple2));color:#fff;}
.btn-primary:hover{opacity:.9;transform:translateY(-1px);}
.btn-outline{background:none;border:2px solid var(--purple);color:var(--purple2);padding:9px 22px;}
.btn-outline:hover{background:rgba(124,58,237,.12);}
.btn-ghost{background:none;border:1.5px solid var(--border);color:var(--muted);padding:9px 22px;}
.btn-ghost:hover{border-color:var(--purple);color:var(--purple2);}
.btn.full{width:100%;}
.btn-group{display:flex;gap:12px;flex-wrap:wrap;justify-content:center;}
.btn-back{background:none;border:1.5px solid var(--border);color:var(--muted);padding:6px 14px;border-radius:7px;font-size:.88rem;cursor:pointer;transition:.2s;align-self:flex-start;margin-bottom:16px;}
.btn-back:hover{border-color:var(--purple);color:var(--purple2);}
.btn-danger{width:100%;background:rgba(218,54,51,.08);border:1px solid rgba(218,54,51,.25);color:var(--red2);padding:10px 14px;border-radius:8px;text-align:left;font-size:.88rem;margin-bottom:7px;cursor:pointer;transition:.2s;}
.btn-danger:hover{background:rgba(218,54,51,.18);}
.btn-danger .hint{display:block;font-size:.75rem;color:var(--muted);margin-top:2px;}
.btn-danger.strong{background:rgba(218,54,51,.18);}

/* ── Forms ── */
input[type=text],input[type=email],input[type=password]{width:100%;padding:10px 13px;background:var(--bg4);border:1.5px solid var(--border);border-radius:8px;color:var(--text);font-size:.95rem;outline:none;transition:border-color .2s;}
input:focus{border-color:var(--purple);}
input::placeholder{color:var(--subtle);}
.form-group{width:100%;margin-bottom:12px;}
.form-group label{display:block;font-size:.82rem;font-weight:600;color:var(--muted);margin-bottom:5px;}
.form-error{color:var(--red2);font-size:.8rem;margin-top:4px;display:none;}
.form-error.show{display:block;}

/* ── Spacers ── */
.sp8{height:8px;}.sp16{height:16px;}.sp24{height:24px;}

/* ── Badges ── */
.badge{display:inline-flex;align-items:center;gap:4px;border-radius:99px;padding:.22rem .75rem;font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.07em;}
.badge-yellow{background:rgba(240,180,41,.12);border:1px solid rgba(240,180,41,.3);color:var(--yellow2);}
.badge-purple{background:rgba(168,85,247,.12);border:1px solid rgba(168,85,247,.3);color:var(--purple2);}
.badge-green{background:rgba(63,185,80,.12);border:1px solid rgba(63,185,80,.3);color:var(--green2);}
.badge-cyan{background:rgba(33,136,255,.12);border:1px solid rgba(33,136,255,.3);color:#58a6ff;}
.badge-orange{background:rgba(210,153,34,.12);border:1px solid rgba(210,153,34,.3);color:var(--yellow2);}
.badge-red{background:rgba(248,81,73,.12);border:1px solid rgba(248,81,73,.3);color:var(--red2);}

/* ── Toast ── */
#toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%) translateY(10px);z-index:9999;max-width:340px;width:90%;padding:10px 18px;border-radius:9px;font-size:.88rem;font-weight:600;text-align:center;opacity:0;pointer-events:none;transition:.25s;}
#toast.show{opacity:1;transform:translateX(-50%) translateY(0);}
#toast.ok{background:rgba(63,185,80,.18);border:1.5px solid rgba(63,185,80,.4);color:var(--green2);}
#toast.ko{background:rgba(248,81,73,.18);border:1.5px solid rgba(248,81,73,.4);color:var(--red2);}
#toast.inf{background:rgba(168,85,247,.18);border:1.5px solid rgba(168,85,247,.4);color:var(--purple2);}

/* ── Loading ── */
#loadingScreen{position:fixed;inset:0;z-index:500;background:rgba(13,17,23,.9);display:flex;align-items:center;justify-content:center;backdrop-filter:blur(3px);}
.loading-box{background:var(--bg2);border:1px solid var(--border);border-radius:12px;padding:28px 36px;text-align:center;}
.spinner{width:34px;height:34px;border:3px solid rgba(255,255,255,.1);border-top-color:var(--purple);border-radius:50%;animation:spin .7s linear infinite;margin:14px auto;}
@keyframes spin{to{transform:rotate(360deg)}}

/* ── Sync banner ── */
#syncBanner{position:fixed;bottom:0;left:0;right:0;z-index:150;background:var(--bg2);border-top:1px solid var(--border);padding:11px 20px;display:flex;align-items:center;gap:12px;flex-wrap:wrap;justify-content:center;}
#syncBanner p{font-size:.85rem;color:var(--muted);flex:1;min-width:200px;text-align:center;}
.banner-btns{display:flex;gap:8px;flex-shrink:0;}
.btn-banner{padding:6px 14px;border-radius:7px;font-size:.82rem;font-weight:700;border:none;cursor:pointer;transition:.2s;}
.btn-banner.primary{background:var(--purple);color:#fff;}
.btn-banner.secondary{background:var(--bg3);color:var(--muted);border:1px solid var(--border);}
.btn-banner.dismiss{background:none;color:var(--subtle);font-size:1rem;padding:3px 7px;}

/* ── Auth page ── */
.auth-container{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;background:var(--bg);}
.auth-box{background:var(--bg2);border:1px solid var(--border);border-radius:14px;padding:36px 32px;max-width:400px;width:100%;box-shadow:0 20px 50px rgba(0,0,0,.4);}
.auth-box h1{font-size:1.7rem;font-weight:700;text-align:center;margin-bottom:.3rem;}
.auth-box h1 span{color:var(--yellow2);}
.auth-subtitle{color:var(--subtle);text-align:center;font-size:.88rem;margin-bottom:22px;}
.auth-tabs{display:flex;background:var(--bg4);border-radius:9px;padding:4px;margin-bottom:20px;}
.auth-tab{flex:1;padding:8px;border:none;background:transparent;color:var(--subtle);font-size:.9rem;font-weight:700;border-radius:6px;cursor:pointer;transition:.2s;}
.auth-tab.active{background:var(--purple);color:#fff;}
.auth-divider{text-align:center;color:var(--subtle);font-size:.82rem;margin:14px 0;position:relative;}
.auth-divider::before,.auth-divider::after{content:'';position:absolute;top:50%;width:42%;height:1px;background:var(--border);}
.auth-divider::before{left:0;} .auth-divider::after{right:0;}
.auth-footer{text-align:center;color:var(--subtle);font-size:.78rem;margin-top:16px;}

/* ── Menu modules ── */
.module-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:12px;width:100%;margin:18px 0;}
.module-card{background:var(--bg3);border:1.5px solid var(--border);border-radius:11px;padding:18px;cursor:pointer;transition:.2s;text-align:center;}
.module-card:hover{border-color:var(--purple);transform:translateY(-2px);box-shadow:0 6px 20px rgba(124,58,237,.15);}
.mc-icon{font-size:2rem;margin-bottom:.4rem;}
.module-card h3{font-size:1rem;font-weight:700;color:var(--text);margin-bottom:.25rem;}
.module-card p{font-size:.8rem;color:var(--subtle);line-height:1.4;}
.mc-badge{display:inline-block;margin-top:.4rem;padding:.15rem .6rem;border-radius:99px;font-size:.72rem;font-weight:700;}

/* ── Setup screen ── */
.setup-header{font-size:1.2rem;font-weight:700;color:var(--text);margin-bottom:.3rem;text-align:center;}
.setup-subtitle{color:var(--muted);font-size:.88rem;margin-bottom:20px;text-align:center;}
.mode-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;width:100%;margin-bottom:24px;}
.mode-card{background:var(--bg3);border:2px solid var(--border);border-radius:11px;padding:16px 10px;cursor:pointer;transition:.2s;text-align:center;}
.mode-card:hover{border-color:var(--purple2);}
.mode-card.selected{border-color:var(--purple);background:rgba(124,58,237,.1);}
.mode-card .mode-icon{font-size:1.8rem;margin-bottom:.3rem;}
.mode-card h4{font-size:.95rem;font-weight:700;color:var(--text);margin-bottom:.2rem;}
.mode-card p{font-size:.75rem;color:var(--subtle);line-height:1.3;}

/* ── Quiz screen ── */
.quiz-header{width:100%;display:flex;justify-content:space-between;align-items:center;margin-bottom:12px;flex-wrap:wrap;gap:8px;}
.quiz-meta{display:flex;gap:8px;align-items:center;flex-wrap:wrap;}
.score-chip{display:flex;align-items:center;gap:5px;background:var(--bg3);border:1px solid var(--border);border-radius:99px;padding:.25rem .8rem;font-size:.82rem;font-weight:600;}
.dot-g{width:7px;height:7px;border-radius:50%;background:var(--green2);flex-shrink:0;}
.dot-r{width:7px;height:7px;border-radius:50%;background:var(--red2);flex-shrink:0;}
.progress-strip{width:100%;background:var(--bg3);border-radius:99px;height:4px;margin-bottom:18px;overflow:hidden;}
.progress-fill{height:100%;background:linear-gradient(90deg,var(--purple),var(--purple2));border-radius:99px;transition:width .4s;}

/* ── Signal area ── */
.signal-area{width:100%;background:var(--bg4);border:1px solid var(--border);border-radius:12px;padding:24px 20px;text-align:center;margin-bottom:16px;min-height:140px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;}
.q-label{font-size:.88rem;color:var(--muted);text-align:center;line-height:1.4;}
.show-char{font-size:3.5rem;font-weight:800;color:var(--yellow2);letter-spacing:.1em;font-family:'Space Grotesk','Alegreya Sans',sans-serif;}

/* Points et traits */
.signal-dots{display:flex;align-items:center;justify-content:center;gap:8px;flex-wrap:wrap;min-height:22px;}
.m-dot{width:16px;height:16px;border-radius:50%;background:var(--yellow2);opacity:.15;transition:opacity .18s;}
.m-dash{width:44px;height:16px;border-radius:8px;background:var(--yellow2);opacity:.15;transition:opacity .18s,transform .18s;transform:scaleX(0);transform-origin:left;}
.m-dot.on{opacity:1;} .m-dash.on{opacity:1;transform:scaleX(1);}
.m-char-gap{width:10px;display:inline-block;}
.m-word-gap{width:22px;display:inline-block;border-left:2px solid rgba(255,255,255,.12);height:16px;margin:0 4px;}

/* Bouton audio */
#audioBtn{background:linear-gradient(135deg,var(--purple),var(--purple2));border:none;color:#fff;padding:12px 24px;border-radius:10px;font-size:.95rem;font-weight:700;display:inline-flex;align-items:center;gap:7px;cursor:pointer;transition:.2s;}
#audioBtn:hover{opacity:.9;transform:scale(1.02);}
#audioBtn:disabled{opacity:.6;transform:none;cursor:wait;}

/* ── Options ── */
.options-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px;width:100%;}
.options-grid.single-col{grid-template-columns:1fr;}
.option-btn{background:var(--bg3);border:1.5px solid var(--border);color:var(--text);padding:13px 10px;border-radius:10px;font-size:1rem;font-weight:600;cursor:pointer;transition:.15s;text-align:center;word-break:break-all;letter-spacing:.05em;}
.option-btn:hover:not(:disabled){border-color:var(--purple);background:rgba(124,58,237,.1);}
.option-btn.correct{background:rgba(63,185,80,.15);border-color:var(--green2);color:var(--green2);}
.option-btn.wrong{background:rgba(248,81,73,.12);border-color:var(--red2);color:var(--red2);}
.option-btn:disabled{cursor:default;}

/* ── Type input ── */
.type-area{width:100%;}
#typeInput{font-size:1.4rem;letter-spacing:.1em;font-weight:700;text-align:center;margin-bottom:10px;}
#typeInput.input-ok{border-color:var(--green2)!important;color:var(--green2);}
#typeInput.input-ko{border-color:var(--red2)!important;color:var(--red2);}

/* Clavier morse */
#morseKeyboard{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-bottom:12px;}
.morse-kb-btn{padding:14px 22px;border-radius:9px;border:2px solid;font-size:1.3rem;font-weight:700;cursor:pointer;transition:.15s;min-width:68px;}
.kb-dot{border-color:var(--yellow2);color:var(--yellow2);background:rgba(240,180,41,.08);}
.kb-dot:hover{background:var(--yellow2);color:#000;}
.kb-dash{border-color:var(--cyan);color:#58a6ff;background:rgba(33,136,255,.08);}
.kb-dash:hover{background:var(--cyan);color:#fff;}
.kb-space{border-color:var(--border);color:var(--muted);background:var(--bg3);}
.kb-space:hover{border-color:var(--purple2);color:var(--purple2);}
.kb-del{border-color:rgba(248,81,73,.3);color:var(--red2);background:rgba(248,81,73,.08);}
.kb-del:hover{background:var(--red2);color:#fff;}

/* ── Feedback ── */
.feedback-bar{width:100%;padding:11px 14px;border-radius:9px;font-weight:600;font-size:.92rem;text-align:center;margin:12px 0;display:none;}
.feedback-bar.show{display:block;}
.feedback-bar.ok{background:rgba(63,185,80,.12);color:var(--green2);}
.feedback-bar.ko{background:rgba(248,81,73,.1);color:var(--red2);}

/* ── History ── */
.history-header{width:100%;display:flex;align-items:center;gap:14px;margin-bottom:18px;}
.history-header h2{font-size:1.3rem;font-weight:700;color:var(--text);}
.card{background:var(--bg3);border:1px solid var(--border);border-radius:11px;padding:18px;margin-bottom:14px;width:100%;}
.card-title{font-size:.95rem;font-weight:700;color:var(--text);margin-bottom:12px;}
.mastery-row{display:flex;align-items:center;gap:9px;margin-bottom:9px;}
.mastery-label{width:100px;font-size:.82rem;color:var(--muted);text-align:right;flex-shrink:0;}
.mastery-track{flex:1;height:7px;background:var(--bg4);border-radius:4px;overflow:hidden;}
.mastery-fill{height:100%;border-radius:4px;transition:width .6s;}
.mastery-pct{width:34px;font-size:.78rem;color:var(--subtle);text-align:right;flex-shrink:0;}
.session-row{padding:11px 0;border-bottom:1px solid var(--bg3);}
.session-row:last-child{border-bottom:none;}
.session-meta{display:flex;align-items:center;gap:9px;margin-bottom:5px;}
.session-date{font-size:.78rem;color:var(--subtle);}
.session-delta{font-size:.75rem;font-weight:700;}
.trend-up{color:var(--green2);} .trend-down{color:var(--red2);}
.session-score-row{display:flex;align-items:center;gap:9px;margin-bottom:4px;}
.session-bar-track{flex:1;height:5px;background:var(--bg4);border-radius:3px;overflow:hidden;}
.session-bar-fill{height:100%;border-radius:3px;transition:width .5s;}
.session-pct{width:34px;font-size:.82rem;font-weight:700;text-align:right;flex-shrink:0;}
.session-detail{display:flex;gap:10px;flex-wrap:wrap;}
.session-detail span{font-size:.75rem;color:var(--subtle);}
.session-mode{background:rgba(124,58,237,.12);color:var(--purple2);padding:.1rem .45rem;border-radius:4px;}
.no-sessions{color:var(--subtle);text-align:center;padding:20px;}
.result-breakdown{width:100%;}
.result-type-row{display:flex;align-items:center;gap:9px;padding:5px 0;border-bottom:1px solid var(--bg3);font-size:.82rem;}
.result-type-row:last-child{border-bottom:none;}
.result-type-name{flex:1;color:var(--muted);}
.result-type-bar{width:90px;height:5px;background:var(--bg4);border-radius:3px;overflow:hidden;}
.result-type-fill{height:100%;border-radius:3px;}
.result-type-pct{width:32px;text-align:right;font-weight:700;font-size:.78rem;}

/* ── Reference ── */
.tabs{display:flex;gap:5px;background:var(--bg4);border-radius:9px;padding:4px;margin-bottom:16px;width:100%;}
.tab-btn{flex:1;padding:8px 10px;border-radius:7px;border:none;background:transparent;color:var(--subtle);font-size:.85rem;font-weight:600;cursor:pointer;transition:.2s;text-align:center;}
.tab-btn.active{background:var(--purple);color:#fff;}
.ref-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(110px,1fr));gap:6px;width:100%;margin:10px 0;}
.ref-cell{background:var(--bg3);border:1px solid var(--border);border-radius:8px;padding:10px 12px;cursor:pointer;transition:.15s;display:flex;flex-direction:column;align-items:center;gap:5px;}
.ref-cell:hover{border-color:var(--purple2);}
.rc-sym{font-size:1.3rem;font-weight:800;color:var(--yellow2);}
.rc-code{font-size:.88rem;color:var(--purple2);letter-spacing:.15em;font-weight:600;}
.rc-dots{display:flex;align-items:center;gap:4px;flex-wrap:wrap;min-height:10px;}
.rc-dots .m-dot{width:9px;height:9px;}
.rc-dots .m-dash{width:24px;height:9px;}
.encoder-output{width:100%;background:var(--bg4);border:1.5px solid var(--border);border-radius:9px;padding:12px 14px;min-height:50px;font-size:.95rem;color:var(--yellow2);word-break:break-all;line-height:2;letter-spacing:.15em;margin-bottom:12px;}

/* ── Danger zone ── */
.danger-zone{width:100%;border-top:1px solid var(--border);padding-top:14px;margin-top:8px;}
.danger-zone-title{font-size:.75rem;color:var(--red2);text-transform:uppercase;letter-spacing:.1em;margin-bottom:8px;}

/* ── Responsive ── */
@media(max-width:600px){
  .viewport{padding:12px;padding-top:64px;}
  .screen{padding:16px 14px;}
  .options-grid{grid-template-columns:1fr;}
  .module-grid{grid-template-columns:1fr 1fr;}
  .mode-grid{grid-template-columns:1fr;}
  .show-char{font-size:2.5rem;}
}
@media(max-width:380px){
  .module-grid{grid-template-columns:1fr;}
}

/* ════════════════════════════════════════
   MODULE CARD — boutons apprendre/quiz
════════════════════════════════════════ */
.module-card { cursor: default; }
.mc-actions { display: flex; gap: 6px; margin-top: 10px; width: 100%; }
.mc-btn-learn, .mc-btn-quiz {
  flex: 1; padding: 7px 6px; border-radius: 7px;
  font-size: .78rem; font-weight: 700; border: none; cursor: pointer;
  transition: .15s; font-family: 'Alegreya Sans', sans-serif;
}
.mc-btn-learn {
  background: rgba(124,58,237,.12);
  border: 1px solid rgba(124,58,237,.3);
  color: var(--purple2);
}
.mc-btn-learn:hover { background: rgba(124,58,237,.25); }
.mc-btn-quiz {
  background: linear-gradient(135deg, var(--purple), var(--purple2));
  color: #fff;
}
.mc-btn-quiz:hover { opacity: .88; transform: translateY(-1px); }

/* ════════════════════════════════════════
   MODE APPRENTISSAGE
════════════════════════════════════════ */
.learn-card {
  width: 100%;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
  position: relative;
}

/* Le caractère principal (lettre, chiffre, signe, mot, phrase) */
.learn-char {
  font-size: clamp(1.4rem, 8vw, 5rem);
  font-weight: 700;
  color: var(--yellow2);
  line-height: 1.15;
  font-family: 'Space Grotesk', 'Alegreya Sans', sans-serif;
  text-align: center;
  min-height: 60px;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: .05em;
  word-break: break-word;
  padding: 0 8px;
}

/* Points et tirets lisibles (• — • •) */
.learn-human-code {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 2rem;
  min-height: 40px;
}
.lc-dot  { color: var(--yellow2); line-height: 1; }
.lc-dash { color: var(--cyan);    line-height: 1; font-size: 1.4rem; }

/* Code texte (.- -...) */
.learn-code-text {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--purple2);
  letter-spacing: .3em;
  font-family: 'Space Grotesk', monospace;
}

/* Zone animation dots */
.learn-dots-wrap {
  background: var(--bg4);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 20px;
  min-height: 50px;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.learn-dots-wrap .signal-dots { min-height: 20px; }
.learn-dots-wrap .m-dot  { width: 18px; height: 18px; }
.learn-dots-wrap .m-dash { width: 52px; height: 18px; }

/* Bouton rejouer */
.learn-replay-btn {
  background: none;
  border: 1.5px solid var(--border);
  color: var(--muted);
  padding: 9px 20px;
  border-radius: 8px;
  font-size: .88rem;
  font-weight: 600;
  cursor: pointer;
  transition: .2s;
  font-family: 'Alegreya Sans', sans-serif;
}
.learn-replay-btn:hover {
  border-color: var(--purple2);
  color: var(--purple2);
  background: rgba(124,58,237,.08);
}

/* Tip mnémotechnique */
.learn-tip {
  font-size: .82rem;
  color: var(--subtle);
  text-align: center;
  font-style: italic;
  min-height: 18px;
  line-height: 1.4;
}

/* Navigation précédent/suivant */
.learn-nav {
  display: flex;
  gap: 12px;
  justify-content: space-between;
  width: 100%;
  margin-bottom: 16px;
}
.learn-nav .btn { flex: 1; }

/* Miniatures navigation rapide */
.learn-thumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: center;
  width: 100%;
  margin-bottom: 8px;
  padding: 4px 0;
}
.learn-thumb {
  /* Taille fixe pour lettres/chiffres, auto pour mots/phrases */
  min-width: 36px;
  height: 32px;
  padding: 0 8px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 7px;
  color: var(--muted);
  font-size: .78rem;
  font-weight: 700;
  cursor: pointer;
  transition: .15s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: 'Space Grotesk', sans-serif;
  white-space: nowrap;
  letter-spacing: .02em;
}
.learn-thumb:hover   { border-color: var(--yellow2); color: var(--yellow2); }
.learn-thumb.visited { background: rgba(63,185,80,.1); border-color: rgba(63,185,80,.3); color: var(--green2); }
.learn-thumb.current { background: var(--yellow2); border-color: var(--yellow2); color: #000; }

@media (max-width: 600px) {
  .learn-char { font-size: 3.5rem; }
  .learn-thumb { width: 30px; height: 30px; font-size: .75rem; }
  .learn-nav { gap: 8px; }
}