/* TRUcursus — charte TRUvector
   Sombre par défaut, clair automatique (préférence système) ou forcé via data-theme. */

@font-face { font-family: "OpenDyslexic"; src: url("../vendor/fonts/opendyslexic-400.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: "OpenDyslexic"; src: url("../vendor/fonts/opendyslexic-700.woff2") format("woff2"); font-weight: 700; font-style: normal; font-display: swap; }

:root {
  --bg: #0a0d14; --bg2: #10141f; --card: #141a28; --card2: #1a2133; --line: #232c40;
  --txt: #e6ebf5; --mut: #8d98b0; --acc: #38e1c6; --acc2: #7c5cff;
  --ok: #4ade80; --ko: #ff5c7a; --warn: #ffb547;
  --c1: #ff8fb1; --c2: #ffc75f; --c3: #4ade80; --c4: #38bdf8; --c5: #a78bfa; --c6: #f472b6;
  --paper: #fdfcf6; --grid: rgba(56, 120, 200, .28);
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --kid: "Andika", "Comic Sans MS", "Chalkboard SE", "Segoe Print", var(--sans);
  --r: 16px; --r-sm: 10px;
  --shadow: 0 10px 30px rgba(0, 0, 0, .25);
  color-scheme: dark;
}
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --bg: #f5f7fb; --bg2: #eaeef7; --card: #ffffff; --card2: #f3f5fb; --line: #dde3ee;
    --txt: #141a28; --mut: #5a6680; --acc: #0d9e88; --acc2: #5b3fe0;
    --ok: #16a34a; --ko: #e11d48; --shadow: 0 10px 30px rgba(20, 26, 40, .08);
    color-scheme: light;
  }
}
:root[data-theme="light"] {
  --bg: #f5f7fb; --bg2: #eaeef7; --card: #ffffff; --card2: #f3f5fb; --line: #dde3ee;
  --txt: #141a28; --mut: #5a6680; --acc: #0d9e88; --acc2: #5b3fe0;
  --ok: #16a34a; --ko: #e11d48; --shadow: 0 10px 30px rgba(20, 26, 40, .08);
  color-scheme: light;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; }
body {
  background: var(--bg); color: var(--txt);
  font: 16px/1.55 var(--sans);
  min-height: 100vh; min-height: 100dvh;
  -webkit-tap-highlight-color: transparent;
}
body.kid { font-family: var(--kid); }
a { color: var(--acc); }
button { font: inherit; color: inherit; }
img, svg { max-width: 100%; }
:focus-visible { outline: 3px solid var(--acc); outline-offset: 2px; border-radius: 6px; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--card); padding: 8px 12px; border-radius: 8px; z-index: 100; }
.skip:focus { left: 8px; }
.muted { color: var(--mut); }
.warn { color: var(--warn); }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
#app:focus { outline: none; }

/* ---------- Splash / noscript ---------- */
.splash { min-height: 80vh; display: grid; place-content: center; text-align: center; gap: 8px; }
.splash-logo { font: 800 44px/1 var(--sans); letter-spacing: -.02em; }
.splash-sub { color: var(--mut); }
.tru { background: linear-gradient(90deg, var(--acc), var(--acc2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.noscript { padding: 24px; text-align: center; }

/* ---------- Mise en page ---------- */
.wrap { max-width: 1100px; margin: 0 auto; padding: 0 16px; }
.topbar {
  position: sticky; top: 0; z-index: 20;
  background: color-mix(in srgb, var(--bg) 86%, transparent); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  padding-top: env(safe-area-inset-top);
}
.topbar .wrap { display: flex; align-items: center; gap: 10px; min-height: 58px; }
.brand { font: 800 20px/1 var(--sans); letter-spacing: -.01em; text-decoration: none; color: var(--txt); display: flex; align-items: center; gap: 8px; }
.brand img { width: 30px; height: 30px; border-radius: 8px; }
.brand small { font: 500 11px var(--mono); color: var(--mut); letter-spacing: .12em; text-transform: uppercase; }
.spacer { flex: 1; }
.who { display: flex; align-items: center; gap: 8px; color: var(--mut); font-size: 14px; }
.who .av { font-size: 24px; }
main.page { padding-top: 22px; padding-bottom: 60px; }
h1 { font-size: clamp(26px, 4.6vw, 38px); line-height: 1.1; margin: 6px 0 8px; letter-spacing: -.02em; }
h2 { font-size: 22px; margin: 26px 0 10px; letter-spacing: -.01em; }
h3 { font-size: 17px; margin: 0 0 6px; }
.kicker { font: 600 12px var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--acc); }
.lead { color: var(--mut); max-width: 760px; margin-top: 0; }
.grid { display: grid; gap: 14px; }
.g2 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.g3 { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.g4 { grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--r); padding: 18px; }
.card p { margin: .35em 0; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.row-center { display: flex; gap: 10px; justify-content: center; align-items: center; flex-wrap: wrap; margin: 14px 0; }
.between { justify-content: space-between; }
.chip { display: inline-flex; align-items: center; gap: 6px; font: 600 12px var(--mono); padding: 4px 10px; border-radius: 999px; border: 1px solid var(--line); background: var(--card2); color: var(--mut); }
.chip.acc { color: var(--acc); border-color: color-mix(in srgb, var(--acc) 40%, var(--line)); }
.badge { display: inline-block; font: 600 11px var(--mono); padding: 2px 8px; border-radius: 6px; background: color-mix(in srgb, var(--acc) 16%, transparent); color: var(--acc); }
.badge.warn { background: color-mix(in srgb, var(--warn) 18%, transparent); color: var(--warn); }
.badge.ko { background: color-mix(in srgb, var(--ko) 16%, transparent); color: var(--ko); }
.badge.v { background: color-mix(in srgb, var(--acc2) 18%, transparent); color: var(--acc2); }

/* ---------- Boutons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 44px; padding: 10px 18px; border-radius: 12px; border: 1px solid var(--line);
  background: var(--card2); color: var(--txt); cursor: pointer; text-decoration: none; font-weight: 600;
  transition: transform .08s ease, background .15s ease, border-color .15s ease;
}
.btn:hover { border-color: color-mix(in srgb, var(--acc) 50%, var(--line)); }
.btn:active { transform: scale(.97); }
.btn:disabled { opacity: .5; cursor: default; transform: none; }
.btn-primary { background: linear-gradient(135deg, var(--acc), color-mix(in srgb, var(--acc) 60%, var(--acc2))); color: #04120f; border: 0; }
.btn-danger { background: var(--ko); color: #fff; border: 0; }
.btn-ghost { background: transparent; }
.btn-lg { min-height: 54px; padding: 12px 22px; font-size: 18px; border-radius: 14px; }
.btn-sm { min-height: 34px; padding: 6px 12px; font-size: 14px; border-radius: 9px; }
.icon-btn { width: 44px; height: 44px; border-radius: 12px; border: 1px solid var(--line); background: var(--card2); cursor: pointer; font-size: 20px; display: inline-grid; place-items: center; }
.icon-btn:active { transform: scale(.95); }
.link-btn { background: none; border: 0; color: var(--acc); cursor: pointer; padding: 4px; text-decoration: underline; }

/* ---------- Formulaires ---------- */
.field { display: grid; gap: 6px; margin: 12px 0; }
.field > span { font-weight: 600; font-size: 14px; }
.field small { color: var(--mut); }
.input, select.input, textarea.input {
  width: 100%; min-height: 46px; padding: 10px 14px; border-radius: 12px; border: 1px solid var(--line);
  background: var(--bg2); color: var(--txt); font: inherit; font-size: 17px;
}
.input:focus { border-color: var(--acc); outline: none; box-shadow: 0 0 0 3px color-mix(in srgb, var(--acc) 25%, transparent); }
.switch { display: flex; align-items: center; gap: 10px; cursor: pointer; padding: 8px 0; }
.switch input { width: 22px; height: 22px; accent-color: var(--acc); }
.avatar-pick { display: flex; flex-wrap: wrap; gap: 8px; }
.avatar-pick button { width: 54px; height: 54px; font-size: 30px; border-radius: 14px; border: 2px solid var(--line); background: var(--card2); cursor: pointer; }
.avatar-pick button[aria-pressed="true"] { border-color: var(--acc); box-shadow: 0 0 0 3px color-mix(in srgb, var(--acc) 25%, transparent); }
.seg { display: inline-flex; flex-wrap: wrap; gap: 6px; }
.seg button { min-height: 40px; padding: 6px 12px; border-radius: 10px; border: 1px solid var(--line); background: var(--card2); cursor: pointer; font-weight: 600; }
.seg button[aria-pressed="true"] { background: var(--acc); color: #04120f; border-color: var(--acc); }
.seg button:disabled { opacity: .45; cursor: not-allowed; }

/* ---------- Profils ---------- */
.profiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 14px; margin-top: 18px; }
.profile-tile {
  display: grid; justify-items: center; gap: 6px; padding: 22px 12px; border-radius: 20px;
  background: var(--card); border: 1px solid var(--line); cursor: pointer; text-align: center;
  transition: transform .12s ease, border-color .15s;
}
.profile-tile:hover { border-color: var(--acc); transform: translateY(-2px); }
.profile-tile .av { font-size: 58px; line-height: 1; }
.profile-tile .nm { font-weight: 700; font-size: 18px; }
.profile-tile .lv { color: var(--mut); font-size: 13px; }
.profile-tile.add { border-style: dashed; color: var(--mut); }
.hero-home { padding: 34px 0 6px; text-align: center; }
.hero-home .logo { width: 84px; height: 84px; border-radius: 22px; box-shadow: var(--shadow); }
.privacy { display: inline-flex; gap: 8px; align-items: center; font-size: 13px; color: var(--mut); margin-top: 8px; }

/* ---------- Tuiles d'activités / domaines ---------- */
.tile-card {
  display: flex; gap: 14px; align-items: center; padding: 16px; border-radius: var(--r);
  background: var(--card); border: 1px solid var(--line); cursor: pointer; text-align: left; width: 100%;
  transition: transform .1s ease, border-color .15s;
  position: relative; overflow: hidden;
}
.tile-card::before { content: ""; position: absolute; inset: 0 auto 0 0; width: 4px; background: var(--c, var(--acc)); }
.tile-card:hover { border-color: var(--c, var(--acc)); transform: translateY(-1px); }
.tile-card:disabled { opacity: .55; cursor: not-allowed; transform: none; }
.tile-card .ic { font-size: 34px; width: 52px; height: 52px; display: grid; place-items: center; border-radius: 14px; background: color-mix(in srgb, var(--c, var(--acc)) 16%, transparent); flex: none; }
.tile-card .tx { flex: 1; min-width: 0; }
.tile-card .tt { font-weight: 700; display: block; }
.tile-card .st { color: var(--mut); font-size: 13px; display: block; }
.mastery { display: flex; gap: 3px; margin-top: 6px; }
.mastery i { width: 18px; height: 6px; border-radius: 3px; background: var(--line); }
.mastery i.on { background: var(--acc); }
.mbar { display: block; height: 8px; border-radius: 99px; background: var(--bg2); overflow: hidden; border: 1px solid var(--line); }
.mbar > i { display: block; height: 100%; background: linear-gradient(90deg, var(--acc), var(--acc2)); }

.filters { display: flex; gap: 8px; flex-wrap: wrap; margin: 6px 0 12px; }
.section-title { display: flex; align-items: center; gap: 10px; margin: 26px 0 10px; }
.section-title h2 { margin: 0; }
.review-card { border: 1px solid color-mix(in srgb, var(--acc2) 50%, var(--line)); background: linear-gradient(135deg, color-mix(in srgb, var(--acc2) 14%, var(--card)), var(--card)); }

/* ---------- Mode Éveil (maternelle) ---------- */
body.kid { background: radial-gradient(1200px 500px at 10% -10%, color-mix(in srgb, var(--c1) 18%, transparent), transparent), radial-gradient(1000px 500px at 100% 0%, color-mix(in srgb, var(--c4) 16%, transparent), transparent), var(--bg); }
.kid-top { display: flex; align-items: center; gap: 12px; padding: 14px 16px; padding-top: calc(14px + env(safe-area-inset-top)); }
.kid-top .hello { font-size: 26px; font-weight: 800; flex: 1; }
.kid-avatar { font-size: 44px; line-height: 1; }
.kid-worlds { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 18px; padding: 8px 16px 30px; max-width: 1100px; margin: 0 auto; }
.world {
  min-height: 170px; border-radius: 28px; border: 0; cursor: pointer; display: grid; place-items: center; gap: 4px;
  background: linear-gradient(160deg, color-mix(in srgb, var(--c) 85%, #fff), var(--c)); color: #1b1530;
  box-shadow: 0 10px 0 color-mix(in srgb, var(--c) 60%, #000), var(--shadow);
  font: 800 24px/1.1 var(--kid); padding: 18px; transition: transform .1s ease;
}
.world:active { transform: translateY(6px); box-shadow: 0 4px 0 color-mix(in srgb, var(--c) 60%, #000); }
.world .big { font-size: 70px; line-height: 1; }
.kid-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 16px; padding: 8px 16px 30px; max-width: 1100px; margin: 0 auto; }
.kid-act { min-height: 150px; border-radius: 24px; border: 3px solid color-mix(in srgb, var(--c) 60%, transparent); background: var(--card); cursor: pointer; display: grid; place-items: center; gap: 6px; padding: 14px; font: 700 20px/1.2 var(--kid); text-align: center; }
.kid-act .big { font-size: 56px; line-height: 1; }
.kid-act .stars-mini { color: var(--c2); font-size: 18px; letter-spacing: 2px; }
.hold-btn { position: relative; overflow: hidden; }
.kid-top .hold-btn, .kid-top .btn { min-height: 56px; min-width: 56px; font-size: 24px; border-radius: 16px; }
.hold-btn .fill { position: absolute; inset: 0; background: color-mix(in srgb, var(--acc) 35%, transparent); transform-origin: left; transform: scaleX(0); }
.hold-btn.holding .fill { transform: scaleX(1); transition: transform 1.5s linear; }

/* ---------- Écran d'activité ---------- */
.play { max-width: 980px; margin: 0 auto; padding: 0 12px 40px; min-height: 100dvh; display: flex; flex-direction: column; }
.play-head { display: flex; align-items: center; gap: 10px; padding: 12px 0; padding-top: calc(12px + env(safe-area-inset-top)); }
.play-title { flex: 1; display: flex; align-items: center; gap: 8px; font-weight: 700; min-width: 0; }
.play-title span:last-child { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.play-icon { font-size: 26px; }
.play-timer { font: 700 18px var(--mono); color: var(--warn); padding: 4px 10px; border-radius: 10px; background: color-mix(in srgb, var(--warn) 14%, transparent); }
.play-progress { height: 10px; border-radius: 99px; background: var(--bg2); border: 1px solid var(--line); overflow: hidden; }
.play-progress i { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--acc), var(--acc2)); transition: width .35s ease; }
.play-stage { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 14px; padding: 22px 0 10px; text-align: center; }
.play-stage.enter { animation: enter .28s ease; }
@keyframes enter { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.prompt { font-size: clamp(20px, 3.6vw, 28px); margin: 0; max-width: 820px; line-height: 1.3; }
.play-eveil .prompt { font-family: var(--kid); font-size: clamp(24px, 4.6vw, 34px); }
.visual { display: grid; place-items: center; max-width: 100%; }
.answer-area { width: 100%; display: flex; flex-direction: column; align-items: center; gap: 12px; }
.hint-text { color: var(--mut); margin: 0; }

.play-feedback { min-height: 64px; margin-top: 8px; padding: 12px 16px; border-radius: 14px; text-align: center; opacity: 0; transition: opacity .2s; display: flex; flex-wrap: wrap; gap: 8px 12px; align-items: center; justify-content: center; }
.play-feedback.show { opacity: 1; }
.play-feedback.ok { background: color-mix(in srgb, var(--ok) 15%, transparent); color: var(--ok); }
.play-feedback.ko { background: color-mix(in srgb, var(--ko) 13%, transparent); color: var(--ko); }
.play-feedback .fb-answer { color: var(--txt); font-weight: 700; font-size: 18px; }
.play-feedback .fb-explain { color: var(--txt); margin: 0; width: 100%; opacity: .9; }
.play-feedback .fb-next { margin-left: 8px; }
.play-eveil .play-feedback { font-family: var(--kid); font-size: 24px; }

/* Choix */
.choices { display: grid; gap: 12px; width: 100%; max-width: 760px; grid-template-columns: repeat(2, 1fr); }
.choices.n3 { grid-template-columns: repeat(3, 1fr); }
.choices.n2 { grid-template-columns: repeat(2, minmax(0, 260px)); justify-content: center; }
@media (max-width: 560px) { .choices.n3 { grid-template-columns: repeat(3, 1fr); } }
.choice-wrap { position: relative; display: grid; }
.choice {
  min-height: 64px; padding: 12px 14px; border-radius: 16px; border: 2px solid var(--line);
  background: var(--card); cursor: pointer; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px;
  font-size: 18px; font-weight: 600; transition: transform .08s ease, border-color .15s, background .15s;
}
.choice:hover:not(:disabled) { border-color: var(--acc); }
.choice:active:not(:disabled) { transform: scale(.97); }
.choice.big .choice-label { font-size: 34px; font-weight: 800; font-family: var(--kid); }
.choice.visual { min-height: 120px; }
.play-eveil .choice { min-height: 130px; border-radius: 24px; border-width: 3px; }
.choice.ok { border-color: var(--ok); background: color-mix(in srgb, var(--ok) 18%, var(--card)); }
.choice.ko { border-color: var(--ko); background: color-mix(in srgb, var(--ko) 12%, var(--card)); opacity: .7; }
.choice.hint { animation: pulse 1s ease infinite; border-color: var(--warn); }
.choice:disabled { cursor: default; }
.choice-say { position: absolute; top: 6px; right: 6px; width: 38px; height: 38px; border-radius: 50%; border: 1px solid var(--line); background: var(--card2); cursor: pointer; font-size: 16px; }
@keyframes pulse { 50% { transform: scale(1.04); } }
.pulse { animation: pulse 1.2s ease infinite; }

/* Saisie */
.answer-row { display: flex; gap: 10px; align-items: center; justify-content: center; flex-wrap: wrap; }
.answer-input { width: min(320px, 70vw); min-height: 58px; font-size: 26px; text-align: center; border-radius: 14px; border: 2px solid var(--line); background: var(--bg2); color: var(--txt); font-weight: 700; }
.answer-input:focus { border-color: var(--acc); outline: none; }
.answer-input.ok { border-color: var(--ok); color: var(--ok); }
.answer-input.ko { border-color: var(--ko); color: var(--ko); }
.answer-unit { font-size: 22px; font-weight: 700; color: var(--mut); }
.shake { animation: shake .35s ease; }
@keyframes shake { 25% { transform: translateX(-6px); } 75% { transform: translateX(6px); } }
.keypad { display: grid; grid-template-columns: repeat(3, 72px); gap: 8px; justify-content: center; }
.key { min-height: 58px; border-radius: 14px; border: 1px solid var(--line); background: var(--card2); font-size: 24px; font-weight: 700; cursor: pointer; }
.key:active { transform: scale(.95); }
.key.small { min-height: 40px; min-width: 40px; font-size: 18px; }
.key-ok { grid-column: 1 / -1; background: var(--acc); color: #04120f; border: 0; }

/* Ordonner / associer */
.order-slots, .order-pool { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; min-height: 58px; width: 100%; max-width: 860px; padding: 8px; border-radius: 14px; }
.order-slots { border: 2px dashed var(--line); }
.order-slots.ok { border-color: var(--ok); }
.order-slots.ko { border-color: var(--ko); }
.tile { min-height: 50px; padding: 8px 16px; border-radius: 12px; border: 2px solid var(--line); background: var(--card); cursor: pointer; font-size: 17px; font-weight: 600; display: inline-flex; align-items: center; gap: 8px; }
.tile.slot { color: var(--mut); border-style: dashed; min-width: 56px; justify-content: center; cursor: default; }
.tile-n { font: 700 12px var(--mono); color: var(--acc); }
.tile.sel { border-color: var(--acc2); box-shadow: 0 0 0 3px color-mix(in srgb, var(--acc2) 30%, transparent); }
.tile.ok { border-color: var(--ok); background: color-mix(in srgb, var(--ok) 14%, var(--card)); }
.tile.ko { border-color: var(--ko); animation: shake .35s; }
.match { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; width: 100%; max-width: 720px; }
.match-col { display: grid; gap: 10px; }

/* Visuels */
.v-emojis { display: grid; gap: 4px; justify-items: center; }
.v-emoji-row { display: flex; gap: 6px; }
.v-emoji { line-height: 1.1; }
.v-xs .v-emoji { font-size: 26px; } .v-sm .v-emoji { font-size: 36px; } .v-md .v-emoji { font-size: 50px; } .v-lg .v-emoji { font-size: 72px; }
.v-emoji.xl { font-size: 64px; }
.choice .v-lg .v-emoji { font-size: 64px; } .choice .v-xs .v-emoji { font-size: 22px; } .choice .v-md .v-emoji { font-size: 42px; }
.v-big { font: 800 clamp(34px, 7vw, 60px)/1.15 var(--sans); letter-spacing: .01em; white-space: pre-wrap; }
.play-eveil .v-big { font-family: var(--kid); }
.v-text { font-size: clamp(20px, 3.4vw, 26px); max-width: 760px; margin: 0; line-height: 1.5; font-weight: 600; white-space: pre-line; }
.v-shape { filter: drop-shadow(0 3px 4px rgba(0, 0, 0, .2)); }
.v-money { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; justify-content: center; max-width: 760px; }
.coin-label { font: 800 13px var(--sans); fill: #2b2111; }
.note-label { font: 800 26px var(--sans); fill: #fff; paint-order: stroke; stroke: rgba(0, 0, 0, .25); stroke-width: 2px; }
.v-clock .clock-face { fill: #fffdf5; stroke: var(--acc2); stroke-width: 6; }
.v-clock .clock-tick { stroke: #8a8fa0; stroke-width: 1.5; }
.v-clock .clock-tick5 { stroke: #2a2f3d; stroke-width: 3; }
.v-clock .clock-num { font: 700 18px var(--sans); fill: #1b1f2a; }
.v-clock .clock-hour { stroke: #1b1f2a; stroke-width: 8; stroke-linecap: round; }
.v-clock .clock-min { stroke: #e53935; stroke-width: 5; stroke-linecap: round; }
.v-clock .clock-pin { fill: #1b1f2a; }
.v-fraction .frac-on { fill: var(--acc); stroke: var(--bg); stroke-width: 3; }
.v-fraction .frac-off { fill: var(--card2); stroke: var(--line); stroke-width: 3; }
.v-frac { display: inline-grid; justify-items: center; font: 800 30px/1.05 var(--sans); }
.v-frac-n { border-bottom: 3px solid currentColor; padding: 0 6px; }

/* Résumé de séance */
.summary { display: grid; justify-items: center; gap: 6px; padding: 20px; }
.summary h2 { margin: 6px 0; font-size: 30px; }
.stars { font-size: 56px; letter-spacing: 6px; color: var(--line); }
.stars .on { color: var(--c2); text-shadow: 0 0 18px color-mix(in srgb, var(--c2) 60%, transparent); }
.sum-big { font: 800 34px var(--sans); margin: 0; }
.sticker-won { display: grid; justify-items: center; margin: 10px 0; padding: 14px 22px; border-radius: 20px; background: color-mix(in srgb, var(--c2) 14%, transparent); }
.sticker-big { font-size: 74px; animation: pop .6s ease; }
@keyframes pop { 0% { transform: scale(.2) rotate(-20deg); } 70% { transform: scale(1.2) rotate(6deg); } 100% { transform: none; } }
.summary-actions { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; margin-top: 10px; }

/* Album */
.album { display: grid; grid-template-columns: repeat(auto-fill, minmax(76px, 1fr)); gap: 10px; }
.album .slot { aspect-ratio: 1; border-radius: 18px; display: grid; place-items: center; font-size: 44px; background: var(--card); border: 2px dashed var(--line); }
.album .slot.has { border-style: solid; border-color: color-mix(in srgb, var(--c2) 60%, var(--line)); }
.album .slot:not(.has) { color: var(--line); font-size: 24px; }

/* Widgets */
.trace-box { position: relative; border-radius: 18px; overflow: hidden; background: var(--paper); border: 2px solid var(--line); touch-action: none; max-width: 100%; }
.trace-box canvas { position: absolute; inset: 0; }
.trace-ink { touch-action: none; cursor: crosshair; }
.piano { display: flex; gap: 6px; justify-content: center; width: 100%; max-width: 720px; }
.pkey { flex: 1; min-height: 170px; border-radius: 0 0 16px 16px; border: 2px solid rgba(0, 0, 0, .15); background: linear-gradient(#fff, #f0f0f0); cursor: pointer; display: flex; align-items: flex-end; justify-content: center; padding-bottom: 12px; box-shadow: inset 0 -10px 0 var(--k); touch-action: none; }
.pkey span { font: 800 16px var(--kid); color: #222; }
.pkey.on { background: var(--k); }
.pkey.on span { color: #fff; }
.seq-dots { display: flex; gap: 8px; }
.seq-dots span { width: 18px; height: 18px; border-radius: 50%; background: var(--line); }
.seq-dots span.on { background: var(--acc); }
.geo-tools { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; }
.tool { min-height: 44px; padding: 8px 14px; border-radius: 12px; border: 1px solid var(--line); background: var(--card2); cursor: pointer; font-weight: 600; }
.tool[aria-pressed="true"] { background: var(--acc2); color: #fff; border-color: var(--acc2); }
.geo-wrap { max-width: 100%; overflow: auto; border-radius: 12px; border: 2px solid var(--line); }
.geo-canvas { display: block; touch-action: none; cursor: crosshair; }
.geo-info { color: var(--mut); font-size: 14px; min-height: 20px; }
.dictee-input { width: min(760px, 100%); min-height: 110px; font-size: 22px; line-height: 1.5; padding: 12px 14px; border-radius: 14px; border: 2px solid var(--line); background: var(--bg2); color: var(--txt); font-family: var(--kid); }
.accents { display: flex; flex-wrap: wrap; gap: 6px; justify-content: center; }
.dictee-diff { font-size: 22px; line-height: 2.1; max-width: 760px; }
.dictee-diff span { padding: 2px 4px; border-radius: 6px; margin: 0 1px; position: relative; }
.dictee-diff .w-ok { color: var(--ok); }
.dictee-diff .w-ko, .dictee-diff .w-extra { color: var(--ko); text-decoration: line-through wavy; }
.dictee-diff .w-miss { color: var(--warn); font-style: italic; }
.dictee-diff sup { color: var(--ok); text-decoration: none; display: inline-block; margin-left: 4px; font-size: 14px; }
.fluence { max-width: 760px; text-align: left; background: var(--paper); color: #1b1f2a; padding: 20px 24px; border-radius: 16px; }
.fluence h3 { font-size: 22px; }
.fluence-text p { font: 500 22px/1.75 var(--kid); margin: 0 0 .4em; }
.fluence-text.poem p { margin: 0; }
.fw.on { background: #ffe57a; border-radius: 4px; }
.fluence-clock { font: 700 22px var(--mono); min-width: 70px; }
.credit { color: var(--mut); font-size: 12px; margin-top: 10px; }
.fluence .credit { color: #5a6070; }
.tilemap { display: grid; grid-template-columns: repeat(5, minmax(48px, 92px)); grid-auto-rows: minmax(52px, 74px); gap: 6px; }
.region { border-radius: 12px; border: 2px solid color-mix(in srgb, var(--acc) 35%, var(--line)); background: color-mix(in srgb, var(--acc) 10%, var(--card)); cursor: pointer; display: grid; place-items: center; padding: 4px; font-size: 11px; font-weight: 700; text-align: center; }
.region:hover:not(:disabled) { background: color-mix(in srgb, var(--acc) 22%, var(--card)); }
.region.ok { background: color-mix(in srgb, var(--ok) 35%, var(--card)); border-color: var(--ok); }
.region.ko { background: color-mix(in srgb, var(--ko) 30%, var(--card)); border-color: var(--ko); }
.region-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--acc); }
.region-name { display: block; line-height: 1.15; }
.region:disabled .region-dot { display: none; }

/* ---------- Espace parent ---------- */
.tabs { display: flex; gap: 6px; flex-wrap: wrap; border-bottom: 1px solid var(--line); margin: 10px 0 18px; }
.tabs button { background: none; border: 0; padding: 10px 14px; cursor: pointer; color: var(--mut); font-weight: 600; border-bottom: 3px solid transparent; }
.tabs button[aria-selected="true"] { color: var(--txt); border-bottom-color: var(--acc); }
.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th, .table td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.table th { font: 600 11px var(--mono); color: var(--mut); text-transform: uppercase; letter-spacing: .08em; }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--r); background: var(--card); }
.bars { display: flex; align-items: flex-end; gap: 6px; height: 120px; padding: 10px 4px 0; }
.bars .b { flex: 1; display: grid; align-content: end; justify-items: center; gap: 4px; font-size: 11px; color: var(--mut); height: 100%; }
.bars .b i { width: 100%; max-width: 30px; border-radius: 6px 6px 0 0; background: linear-gradient(var(--acc), var(--acc2)); min-height: 2px; }
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; }
.kpi { background: var(--card); border: 1px solid var(--line); border-radius: var(--r); padding: 14px; }
.kpi b { display: block; font-size: 26px; }
.kpi span { color: var(--mut); font-size: 13px; }
.pin-pad { display: grid; grid-template-columns: repeat(3, 72px); gap: 10px; justify-content: center; margin: 14px 0; }
.pin-dots { display: flex; gap: 12px; justify-content: center; margin: 10px 0; }
.pin-dots span { width: 16px; height: 16px; border-radius: 50%; border: 2px solid var(--mut); }
.pin-dots span.on { background: var(--acc); border-color: var(--acc); }
.lock-screen { position: fixed; inset: 0; z-index: 90; display: grid; place-items: center; background: color-mix(in srgb, var(--bg) 92%, #1b1040); text-align: center; padding: 20px; }
.lock-screen .moon { font-size: 110px; }

/* ---------- Modale / toasts ---------- */
.overlay { position: fixed; inset: 0; z-index: 80; background: rgba(5, 8, 15, .62); display: grid; place-items: center; padding: 16px; animation: fade .15s ease; }
@keyframes fade { from { opacity: 0; } }
.modal { width: min(520px, 100%); max-height: 90vh; overflow: auto; background: var(--card); border: 1px solid var(--line); border-radius: 20px; padding: 20px; box-shadow: var(--shadow); }
.modal-title { margin: 0 0 10px; font-size: 21px; }
.modal-actions { display: flex; gap: 10px; justify-content: flex-end; flex-wrap: wrap; margin-top: 16px; }
#toasts { position: fixed; left: 50%; bottom: calc(18px + env(safe-area-inset-bottom)); transform: translateX(-50%); z-index: 95; display: grid; gap: 8px; width: min(460px, calc(100% - 32px)); }
.toast { padding: 12px 16px; border-radius: 12px; background: var(--card2); border: 1px solid var(--line); box-shadow: var(--shadow); transition: opacity .35s, transform .35s; }
.toast-ok { border-color: var(--ok); }
.toast-ko { border-color: var(--ko); }
.toast.out { opacity: 0; transform: translateY(10px); }

footer.foot { border-top: 1px solid var(--line); color: var(--mut); font-size: 13px; padding: 22px 0 calc(30px + env(safe-area-inset-bottom)); margin-top: 30px; }
footer.foot a { color: var(--mut); }

/* ---------- Accessibilité (réglages par profil) ---------- */
:root[data-font="dyslexie"] { --sans: "OpenDyslexic", system-ui, sans-serif; --kid: "OpenDyslexic", system-ui, sans-serif; }
:root[data-font="dyslexie"] body { word-spacing: .04em; line-height: 1.65; }
:root[data-font="dyslexie"] h1, :root[data-font="dyslexie"] h2 { letter-spacing: -.02em; }
:root[data-size] body { zoom: var(--text-scale, 1); }
@supports not (zoom: 1) { :root[data-size] body { font-size: calc(16px * var(--text-scale, 1)); } }
:root[data-contrast="high"] { --bg: #000; --bg2: #0b0b0b; --card: #0d0d0d; --card2: #161616; --line: #9aa3b5; --txt: #fff; --mut: #d6dbe6; --acc: #5ff5dc; --acc2: #b5a3ff; --ok: #6cff9c; --ko: #ff7a93; color-scheme: dark; }
:root[data-contrast="high"] .btn, :root[data-contrast="high"] .tile-card, :root[data-contrast="high"] .choice, :root[data-contrast="high"] .card { border-width: 2px; }
:root[data-contrast="high"] a { text-decoration: underline; }
:root[data-motion="reduce"] *, :root[data-motion="reduce"] *::before, :root[data-motion="reduce"] *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
.small { font-size: 13px; }
.prose h2 { margin-top: 26px; }
.prose li { margin: 4px 0; }
.warn-card { border-color: var(--warn) !important; background: color-mix(in srgb, var(--warn) 9%, var(--card)); }
.ok-card { border-color: var(--ok) !important; background: color-mix(in srgb, var(--ok) 9%, var(--card)); }

/* ---------- Formules et visuels mathématiques ---------- */
.tex { font-size: 1.08em; }
.v-math { font-size: 24px; overflow-x: auto; max-width: 100%; padding: 6px 10px; text-align: center; }
.v-math .katex-display { margin: 4px 0; }
.choice .katex, .fb-answer .katex { font-size: 1.05em; }
.v-plot { width: min(420px, 100%); height: auto; border-radius: 12px; border: 1px solid var(--line); }
.plot-bg { fill: var(--paper); }
.plot-grid { stroke: var(--grid); stroke-width: 1; }
.plot-axis { stroke: #33415c; stroke-width: 1.6; }
.plot-lbl { font: 11px var(--sans); fill: #4b5873; }
.plot-lbl.strong { font-weight: 700; fill: #141a28; font-size: 13px; }
.plot-curve { fill: none; stroke-width: 2.6; stroke-linejoin: round; }
.plot-pt { fill: #e11d48; stroke: #fff; stroke-width: 1.5; }
.v-tri { width: min(380px, 100%); height: auto; }
a.tile-card, a.tile-card:hover { text-decoration: none; color: inherit; }
.py-tests { text-align: left; }
.tri { fill: color-mix(in srgb, var(--acc) 12%, transparent); stroke: var(--txt); stroke-width: 2.2; stroke-linejoin: round; }
.tri-mark, .tri-angle { fill: none; stroke: var(--acc2); stroke-width: 2; }
.tri-par { stroke: var(--acc); stroke-width: 2.4; }
.tri-v { font: 700 16px var(--sans); fill: var(--txt); }
.tri-s { font: 600 14px var(--sans); fill: var(--acc); }
.v-table { overflow-x: auto; max-width: 100%; }
.v-table table { border-collapse: collapse; margin: 0 auto; font-size: 17px; }
.v-table th, .v-table td { border: 1px solid var(--line); padding: 8px 12px; text-align: center; min-width: 48px; }
.v-table th { background: var(--card2); }
.v-3d-wrap { display: grid; justify-items: center; gap: 6px; }
.v-3d { width: min(320px, 82vw); height: auto; aspect-ratio: 1; border-radius: 16px; border: 1px solid var(--line); background: radial-gradient(circle at 50% 40%, var(--card2), var(--bg2)); touch-action: none; cursor: grab; }
.v-3d:active { cursor: grabbing; }

/* ---------- Saisie d'expressions ---------- */
.answer-input.wide { width: min(560px, 92vw); font-size: 22px; font-family: var(--mono); font-weight: 600; }
.keypad.keypad-wide { grid-template-columns: repeat(5, 60px); }
.keypad.keypad-wide .key { font-size: 20px; }
.helpers { display: flex; gap: 6px; flex-wrap: wrap; justify-content: center; }
.expr-preview { min-height: 36px; font-size: 20px; color: var(--mut); text-align: center; overflow-x: auto; max-width: 100%; }
.expr-preview .err { font-size: 14px; color: var(--warn); }

/* ---------- Aide et tuteur ---------- */
.help-panel { position: fixed; right: 16px; bottom: calc(16px + env(safe-area-inset-bottom)); z-index: 70; width: min(400px, calc(100% - 32px)); max-height: min(70vh, 620px); display: flex; flex-direction: column; background: var(--card); border: 1px solid var(--line); border-radius: 18px; box-shadow: var(--shadow); animation: fade .15s ease; }
.help-head { display: flex; justify-content: space-between; align-items: center; padding: 12px 14px; border-bottom: 1px solid var(--line); }
.help-body { overflow: auto; padding: 12px 14px; display: grid; gap: 10px; }
.help-step h4 { margin: 0 0 4px; font-size: 15px; }
.help-step p { margin: 0; }
.help-step.tutor { border-top: 1px dashed var(--line); padding-top: 10px; }
.tutor-log { display: grid; gap: 8px; margin: 8px 0; max-height: 260px; overflow: auto; }
.tutor-q, .tutor-a { margin: 0; padding: 8px 12px; border-radius: 12px; font-size: 15px; }
.tutor-q { background: color-mix(in srgb, var(--acc2) 20%, var(--card2)); justify-self: end; max-width: 85%; }
.tutor-a { background: var(--card2); max-width: 92%; white-space: pre-wrap; }

/* ---------- Widgets Python, robot, particules ---------- */
.py-wrap { width: min(760px, 100%); display: grid; gap: 10px; }
.code-editor { width: 100%; font: 15px/1.5 var(--mono); tab-size: 4; padding: 12px; border-radius: 12px; border: 2px solid var(--line); background: #0b1020; color: #e6ebf5; resize: vertical; }
.code-editor:focus { border-color: var(--acc); outline: none; }
.py-status { color: var(--mut); font-size: 14px; text-align: center; min-height: 20px; }
.py-panels { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.py-panels h4 { margin: 0 0 6px; font-size: 14px; color: var(--mut); }
.py-tests { list-style: none; padding: 0; margin: 0; display: grid; gap: 4px; font: 13px var(--mono); }
.py-tests .ok .py-dot { color: var(--ok); }
.py-tests .ko .py-dot { color: var(--ko); }
.py-out { margin: 0; min-height: 80px; max-height: 220px; overflow: auto; padding: 10px; border-radius: 10px; background: #0b1020; color: #cfe; font: 13px/1.45 var(--mono); white-space: pre-wrap; }
.robot-wrap { display: flex; gap: 16px; flex-wrap: wrap; justify-content: center; align-items: flex-start; }
.robot-grid { display: grid; gap: 3px; width: min(340px, 86vw); aspect-ratio: 1; padding: 6px; border-radius: 14px; background: var(--card2); border: 1px solid var(--line); }
.rcell { display: grid; place-items: center; border-radius: 6px; background: var(--card); font-size: clamp(14px, 4vw, 26px); }
.rcell.trail { background: color-mix(in srgb, var(--acc) 26%, var(--card)); }
.rcell.bump { background: color-mix(in srgb, var(--ko) 35%, var(--card)); }
.robot-side { min-width: 200px; max-width: 320px; }
.robot-side h4 { margin: 0 0 6px; }
.robot-prog { margin: 0 0 8px; padding-left: 22px; font-weight: 600; min-height: 40px; }
.robot-prog ol { padding-left: 18px; border-left: 2px solid var(--line); margin: 4px 0; }
.robot-prog .rep.open > ol { border-left-color: var(--acc); }
.part-wrap { display: grid; place-items: center; }
.part-canvas { width: min(360px, 86vw); aspect-ratio: 3 / 2; height: auto; border-radius: 14px; border: 1px solid var(--line); background: #0b1020; }
.part-controls { display: flex; align-items: center; gap: 10px; justify-content: center; flex-wrap: wrap; margin-top: 8px; font-size: 22px; }
.part-slider { width: min(260px, 60vw); accent-color: var(--acc); }
.part-temp { font: 700 16px var(--mono); min-width: 70px; }

/* ---------- Flashcards et planning ---------- */
.deck h3 { margin-top: 0; }
.fc-card { width: min(640px, 100%); min-height: 220px; display: grid; align-content: center; gap: 14px; padding: 24px; margin: 8px auto 16px; border-radius: 20px; background: var(--card); border: 1px solid var(--line); box-shadow: var(--shadow); text-align: center; font-size: 22px; }
.fc-front { font-weight: 700; }
.fc-back { border-top: 1px dashed var(--line); padding-top: 14px; color: var(--txt); }
.fc-grades { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 8px; width: min(640px, 100%); margin: 0 auto; }
.fc-g { display: grid; gap: 2px; justify-items: center; padding: 10px 6px; }
.fc-g small { color: var(--mut); font-weight: 400; }
.fc-g.ko { border-color: var(--ko); }
.fc-g.ok { border-color: var(--ok); }
.exam-card { margin-bottom: 14px; }
.today-box { padding: 10px 14px; border-radius: 12px; background: color-mix(in srgb, var(--acc) 10%, var(--card2)); margin: 8px 0; }
.bars .b.final i { background: linear-gradient(var(--warn), var(--ko)); }

/* ---------- Mode examen ---------- */
.exam-table { width: min(520px, 100%); margin: 8px auto; }
.exam-details { width: min(760px, 100%); margin-top: 12px; text-align: left; }
.exam-details summary { cursor: pointer; font-weight: 700; padding: 8px 0; }
.exam-list { display: grid; gap: 10px; padding-left: 22px; }
.exam-list li { padding: 8px 10px; border-radius: 10px; background: var(--card); border-left: 4px solid var(--line); }
.exam-list li.ok { border-left-color: var(--ok); }
.exam-list li.ko { border-left-color: var(--ko); }

/* ---------- Créateur de packs ---------- */
.creator-row { flex-wrap: wrap; }
.creator-actions { margin: 14px 0; flex-wrap: wrap; }
.creator-errors:empty { display: none; }
.act-box { border: 1px solid var(--line); border-radius: var(--r); padding: 10px 14px; margin: 10px 0; background: var(--card); }
.act-box > summary { cursor: pointer; font-weight: 700; }
.item-box { border: 1px dashed var(--line); border-radius: 12px; padding: 10px; margin: 10px 0; background: var(--bg2); }
.item-editor { display: grid; gap: 4px; }
.input.code { font-family: var(--mono); font-size: 13px; }

/* ---------- Bilan imprimable ---------- */
.report-head { margin: 12px 0 16px; }
.report-sec { margin-top: 18px; break-inside: avoid; }
@media print {
  :root { --bg: #fff; --bg2: #fff; --card: #fff; --card2: #f4f4f4; --line: #ccc; --txt: #000; --mut: #444; --acc: #0d7a6a; --acc2: #4b33b8; color-scheme: light; }
  body { background: #fff; color: #000; font-size: 12pt; zoom: 1 !important; }
  .topbar, footer.foot, .no-print, #toasts, .help-panel, .skip { display: none !important; }
  .page { padding: 0 !important; }
  .table-wrap, .kpi { border-color: #bbb; }
  .table th, .table td { padding: 5px 8px; }
  a { color: #000; text-decoration: none; }
}

@media (max-width: 600px) {
  .choices { gap: 8px; }
  .choice { font-size: 16px; }
  .pkey { min-height: 130px; }
  .keypad { grid-template-columns: repeat(3, 64px); }
  .tilemap { grid-template-columns: repeat(5, minmax(44px, 1fr)); }
  .py-panels { grid-template-columns: 1fr; }
  .keypad.keypad-wide { grid-template-columns: repeat(5, 52px); }
  .fc-grades { grid-template-columns: repeat(2, 1fr); }
  .help-panel { right: 8px; left: 8px; width: auto; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}