/* Μαθητούπολη — στυλ παιχνιδιού */
html, body { height: 100%; overflow-x: hidden; }
body.game {
  background: linear-gradient(180deg, #5ec5f5 0%, #9fdcfb 45%, #cfeecc 100%);
  background-attachment: fixed;
  user-select: none;
}

/* ---------- Πάνω μπάρα ---------- */
.topbar {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; gap: 10px;
  padding: 10px 14px; background: rgba(255,255,255,.92);
  backdrop-filter: blur(8px); box-shadow: 0 2px 14px rgba(31,42,68,.12);
}
.topbar .spacer { flex: 1 }
.icon-btn {
  width: 42px; height: 42px; border-radius: 14px; background: #fff;
  box-shadow: 0 3px 0 #d9dee9; font-size: 1.15rem; display: grid; place-items: center;
}
.icon-btn:active { transform: translateY(3px); box-shadow: none }
.pill {
  display: inline-flex; align-items: center; gap: 6px;
  background: #fff7e3; color: #8a6200; font-weight: 900;
  padding: 8px 14px; border-radius: 999px; font-size: .95rem;
}
.pill.stars { background: #eef2ff; color: #4338ca }
.crumb { font-weight: 900; font-size: 1rem; }
.crumb small { display: block; font-weight: 700; font-size: .72rem; color: var(--ink-soft) }

/* ---------- Οθόνες ---------- */
.screen { display: none; padding: 18px 16px 60px; max-width: 900px; margin: 0 auto }
.screen.on { display: block; animation: fade .25s ease }
@keyframes fade { from { opacity: 0; transform: translateY(8px) } to { opacity: 1; transform: none } }

.screen h2 { text-align: center; color: #12384d; margin-bottom: 4px }
.screen .lead { text-align: center; color: #2a5468; margin: 0 0 22px }

/* ---------- Επιλογή ήρωα ---------- */
.avatars { display: grid; grid-template-columns: repeat(auto-fill, minmax(78px, 1fr)); gap: 12px; margin: 16px 0 }
.avatar-pick {
  aspect-ratio: 1; border-radius: 20px; background: #fff; font-size: 2.1rem;
  display: grid; place-items: center; box-shadow: 0 4px 0 #d9dee9;
}
.avatar-pick.sel { background: var(--sun); box-shadow: 0 4px 0 #d99a12; transform: scale(1.06) }
.field {
  width: 100%; padding: 15px 18px; border-radius: 16px; border: 3px solid #d9e4ee;
  font-family: inherit; font-size: 1.05rem; font-weight: 700; background: #fff;
}
.field:focus { outline: none; border-color: var(--sky) }

/* ---------- Κάρτες τάξης / μαθήματος ---------- */
.pick-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 14px }
.pick {
  background: #fff; border-radius: 22px; padding: 18px 14px; text-align: center;
  box-shadow: 0 6px 0 rgba(31,42,68,.12); position: relative; overflow: hidden;
}
.pick:active { transform: translateY(4px); box-shadow: 0 2px 0 rgba(31,42,68,.12) }
.pick .em { font-size: 2.4rem; display: block }
.pick .nm { font-weight: 900; margin-top: 4px }
.pick .mt { font-size: .78rem; color: var(--ink-soft); font-weight: 700 }
.pick.locked { opacity: .55 }
.pick .lock { position: absolute; top: 8px; right: 10px; font-size: .95rem }
.bar { height: 9px; border-radius: 99px; background: #eaeef5; overflow: hidden; margin-top: 10px }
.bar > i { display: block; height: 100%; background: var(--grass); border-radius: 99px; transition: width .4s }

/* ---------- Χάρτης με μονοπάτι ---------- */
.map { position: relative; margin: 10px auto 0; }
.map svg { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none }
.node {
  position: absolute; width: 74px; height: 74px; margin: -37px 0 0 -37px;
  border-radius: 50%; display: grid; place-items: center; font-size: 1.7rem;
  background: #fff; box-shadow: 0 6px 0 rgba(31,42,68,.18); z-index: 2;
}
.node.done { background: var(--grass); box-shadow: 0 6px 0 var(--grass-dark); color: #fff }
.node.current { background: var(--sun); box-shadow: 0 6px 0 #d99a12; animation: bob 1.4s ease-in-out infinite }
.node.locked { background: #dfe6ef; box-shadow: 0 6px 0 #c3ccd9; opacity: .8 }
.node .n-stars {
  position: absolute; bottom: -12px; left: 50%; transform: translateX(-50%);
  font-size: .62rem; white-space: nowrap; background: #fff; border-radius: 99px;
  padding: 2px 7px; box-shadow: 0 2px 6px rgba(0,0,0,.14); letter-spacing: 1px;
}
.node .n-num {
  position: absolute; top: -8px; left: -6px; width: 24px; height: 24px; border-radius: 50%;
  background: var(--ink); color: #fff; font-size: .72rem; font-weight: 900; display: grid; place-items: center;
}
@keyframes bob { 0%,100% { transform: translateY(0) } 50% { transform: translateY(-7px) } }
.hero-marker {
  position: absolute; font-size: 2rem; z-index: 3; pointer-events: none;
  transition: left .5s cubic-bezier(.34,1.3,.64,1), top .5s cubic-bezier(.34,1.3,.64,1);
  filter: drop-shadow(0 4px 4px rgba(0,0,0,.25));
}
.deco { position: absolute; z-index: 1; opacity: .85; pointer-events: none }

/* ---------- Άσκηση ---------- */
.quiz-head { display: flex; align-items: center; gap: 10px; margin-bottom: 14px }
.hearts { font-size: 1.15rem; letter-spacing: 2px }
.progress-dots { display: flex; gap: 5px; flex: 1 }
.progress-dots i { flex: 1; height: 9px; border-radius: 99px; background: rgba(255,255,255,.65) }
.progress-dots i.ok { background: var(--ok) }
.progress-dots i.no { background: var(--bad) }
.progress-dots i.now { background: var(--sun) }

.qcard {
  background: #fff; border-radius: 26px; box-shadow: var(--shadow);
  padding: 24px 20px; text-align: center;
}
.qcard .visual { font-size: 2.6rem; line-height: 1.35; word-break: break-word; margin-bottom: 10px }
.qcard .visual.small { font-size: 1.6rem; font-weight: 900; letter-spacing: 2px }
.qcard .q { font-size: 1.22rem; font-weight: 900; margin: 6px 0 4px }
.qcard .sub { color: var(--ink-soft); font-weight: 800; margin-bottom: 8px }

.options { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-top: 18px }
.options.one-col { grid-template-columns: 1fr }
.opt {
  padding: 18px 12px; border-radius: 18px; background: #f4f7fb; color: var(--ink);
  font-size: 1.1rem; font-weight: 900; box-shadow: 0 4px 0 #dde3ec; word-break: break-word;
}
.opt.big { font-size: 2.2rem; padding: 14px }
.opt:active { transform: translateY(3px); box-shadow: 0 1px 0 #dde3ec }
.opt.correct { background: var(--ok); color: #fff; box-shadow: 0 4px 0 #17915c }
.opt.wrong { background: var(--bad); color: #fff; box-shadow: 0 4px 0 #b91c1c }
.opt.dim { opacity: .45 }

/* Πληκτρολόγιο αριθμών */
.answer-box {
  margin: 18px auto 6px; width: 170px; height: 64px; border-radius: 18px;
  border: 4px dashed #cfd9e6; display: grid; place-items: center;
  font-size: 2rem; font-weight: 900; background: #fbfdff;
}
.answer-box.correct { border-color: var(--ok); color: var(--ok); border-style: solid }
.answer-box.wrong { border-color: var(--bad); color: var(--bad); border-style: solid }
.numpad { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; max-width: 300px; margin: 14px auto 0 }
.numpad button {
  padding: 16px 0; border-radius: 16px; background: #fff; font-size: 1.3rem;
  box-shadow: 0 4px 0 #dde3ec;
}
.numpad button:active { transform: translateY(3px); box-shadow: 0 1px 0 #dde3ec }
.numpad .go { background: var(--grass); color: #fff; box-shadow: 0 4px 0 var(--grass-dark) }
.numpad .del { background: #ffe9e9; color: #b91c1c; box-shadow: 0 4px 0 #f3c7c7 }

/* Σειρά (order) */
.slots {
  display: flex; gap: 8px; justify-content: center; flex-wrap: wrap;
  min-height: 62px; padding: 8px; border-radius: 16px; background: #f4f7fb; margin-top: 14px;
}
.slots:empty::after { content: 'Πάτα τα κομμάτια με τη σειρά'; color: #9aa6b8; font-weight: 700; font-size: .9rem }
.chip {
  padding: 12px 18px; border-radius: 14px; background: #fff; font-weight: 900; font-size: 1.1rem;
  box-shadow: 0 4px 0 #dde3ec;
}
.chip.used { opacity: .3; pointer-events: none }
.chip.correct { background: var(--ok); color: #fff; box-shadow: 0 4px 0 #17915c }
.chip.wrong { background: var(--bad); color: #fff; box-shadow: 0 4px 0 #b91c1c }
.pool { display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; margin-top: 16px }

/* Σωστό / λάθος panel */
.verdict {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 60;
  padding: 18px 20px 26px; transform: translateY(110%); transition: transform .28s cubic-bezier(.3,1.2,.6,1);
  border-radius: 26px 26px 0 0; box-shadow: 0 -8px 30px rgba(0,0,0,.18);
}
.verdict.on { transform: none }
.verdict.good { background: #dcfce7 }
.verdict.bad { background: #fee2e2 }
.verdict .vt { font-weight: 900; font-size: 1.2rem; display: flex; align-items: center; gap: 8px }
.verdict .vh { margin: 6px 0 14px; font-weight: 700; color: #3b4a63 }
.verdict .wrap-in { max-width: 560px; margin: 0 auto }
.verdict .btn { width: 100% }

/* Τέλος σταθμού */
.result { text-align: center; padding-top: 26px }
.result .big-stars { font-size: 3.2rem; letter-spacing: 6px; margin: 10px 0 }
.result .box { background: #fff; border-radius: 24px; padding: 24px; box-shadow: var(--shadow) }
.result .stat { display: flex; justify-content: space-between; padding: 9px 0; border-bottom: 1px dashed #e6ebf2; font-weight: 800 }
.result .stat:last-child { border: 0 }

/* Γονικός πίνακας */
.stats-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px }
.stat-card { background: #fff; border-radius: 18px; padding: 16px; text-align: center; box-shadow: var(--shadow) }
.stat-card .v { font-size: 1.9rem; font-weight: 900; color: var(--sky-dark) }
.stat-card .l { font-size: .82rem; color: var(--ink-soft); font-weight: 800 }

.confetti { position: fixed; top: -20px; font-size: 1.4rem; z-index: 70; pointer-events: none; animation: fall linear forwards }
@keyframes fall { to { transform: translateY(105vh) rotate(540deg); opacity: .2 } }

@media (max-width: 480px) {
  .node { width: 62px; height: 62px; margin: -31px 0 0 -31px; font-size: 1.4rem }
  .qcard .visual { font-size: 2.1rem }
}

/* =====================================================================
   ΠΡΟΣΒΑΣΙΜΟΤΗΤΑ & ΔΕΠΥ
   ===================================================================== */

/* Ήρεμη λειτουργία: λιγότερα χρώματα, λιγότερος «θόρυβος» στην οθόνη */
body.calm {
  background: linear-gradient(180deg, #dfeef5 0%, #e8f1ea 100%) fixed;
}
body.calm .deco { display: none; }
body.calm .qcard { box-shadow: 0 4px 14px rgba(31,42,68,.08); }
body.calm .opt { background: #f7f9fb; box-shadow: 0 3px 0 #e4e9f0; }
body.calm .topbar { background: #fff; }
body.calm .confetti { display: none; }

/* Λιγότερη κίνηση */
body.reduce-motion *,
body.reduce-motion *::before,
body.reduce-motion *::after {
  animation-duration: .01ms !important;
  animation-iteration-count: 1 !important;
  transition-duration: .08s !important;
}
body.reduce-motion .node.current { animation: none; }

/* Μεγάλα γράμματα + αραιό γράψιμο */
body.big-text { font-size: 20px; letter-spacing: .3px; word-spacing: 2px; }
body.big-text .qcard .q { font-size: 1.5rem; line-height: 1.45; }
body.big-text .opt { font-size: 1.28rem; padding: 22px 14px; }
body.big-text .verdict .vh { font-size: 1.1rem; }

/* Ένα πράγμα τη φορά: όσο διαβάζει την ερώτηση, το HUD ξεθωριάζει */
body.focus-mode .quiz-head { opacity: .38; transition: opacity .4s; }
body.focus-mode #s-quiz:hover .quiz-head,
body.focus-mode .quiz-head.show { opacity: 1; }

/* =====================================================================
   ANIMATION ΑΣΚΗΣΕΩΝ
   ===================================================================== */
.qcard { animation: cardIn .34s cubic-bezier(.22,1.1,.4,1); }
@keyframes cardIn { from { opacity: 0; transform: translateY(16px) scale(.97) } to { opacity: 1; transform: none } }

/* Τα εικονίδια του «μέτρα» εμφανίζονται ένα-ένα — βοηθά στην απαρίθμηση */
.visual .bit { display: inline-block; animation: bitIn .3s backwards cubic-bezier(.3,1.4,.5,1); }
@keyframes bitIn { from { opacity: 0; transform: scale(.3) translateY(-10px) } to { opacity: 1; transform: none } }
body.reduce-motion .visual .bit { animation: none; }

.opt { animation: optIn .3s backwards }
@keyframes optIn { from { opacity: 0; transform: translateY(10px) } to { opacity: 1; transform: none } }

.opt.correct { animation: goodPop .42s cubic-bezier(.3,1.5,.5,1) }
@keyframes goodPop { 0% { transform: scale(1) } 45% { transform: scale(1.09) } 100% { transform: scale(1) } }

/* Απαλό κούνημα — ΟΧΙ έντονο τράνταγμα */
.opt.wrong, .answer-box.wrong { animation: softShake .34s }
@keyframes softShake { 0%,100% { transform: translateX(0) } 25% { transform: translateX(-5px) } 75% { transform: translateX(5px) } }

/* Αστεράκια που πετάγονται στη σωστή απάντηση */
.spark { position: fixed; z-index: 75; pointer-events: none; font-size: 1.1rem; animation: sparkUp .8s forwards ease-out }
@keyframes sparkUp { to { transform: translate(var(--dx), var(--dy)) scale(.4); opacity: 0 } }
body.calm .spark, body.reduce-motion .spark { display: none }

/* =====================================================================
   ΧΑΡΤΗΣ: 3D + ΜΗΝΑΣ
   ===================================================================== */
#map3d { width: 100%; height: 62vh; min-height: 340px; border-radius: 22px; overflow: hidden;
  background: #8fd8f7; box-shadow: var(--shadow); position: relative; }
#map3d canvas { display: block }
.map3d-hint { position: absolute; bottom: 10px; left: 50%; transform: translateX(-50%);
  background: rgba(255,255,255,.9); border-radius: 999px; padding: 6px 14px;
  font-size: .78rem; font-weight: 800; color: #3b4a63; pointer-events: none }

.month-banner {
  display: flex; align-items: center; gap: 12px; background: #fff; border-radius: 18px;
  padding: 12px 16px; box-shadow: var(--shadow); margin-bottom: 14px; text-align: left;
}
.month-banner .m-em { font-size: 1.7rem }
.month-banner .m-t { font-weight: 900; font-size: .95rem }
.month-banner .m-d { font-size: .84rem; color: var(--ink-soft); font-weight: 700 }
.month-banner .m-warn { font-size: .7rem; color: #b45309; font-weight: 800 }
.node.now-month::after {
  content: 'ΤΩΡΑ'; position: absolute; top: -16px; left: 50%; transform: translateX(-50%);
  background: var(--coral); color: #fff; font-size: .56rem; font-weight: 900;
  padding: 2px 8px; border-radius: 999px; letter-spacing: .5px;
}
.node.ahead { opacity: .62 }

/* =====================================================================
   ΡΥΘΜΙΣΕΙΣ
   ===================================================================== */
.opt-row {
  display: flex; align-items: flex-start; gap: 14px; background: #fff; border-radius: 18px;
  padding: 14px 16px; box-shadow: 0 3px 0 rgba(31,42,68,.08); margin-bottom: 10px; text-align: left;
}
.opt-row .o-i { font-size: 1.5rem; line-height: 1 }
.opt-row .o-t { font-weight: 900 }
.opt-row .o-d { font-size: .84rem; color: var(--ink-soft); font-weight: 700; margin-top: 2px }
.opt-row .o-b { margin-left: auto; flex-shrink: 0 }
.toggle {
  width: 58px; height: 34px; border-radius: 999px; background: #dfe6ef; position: relative;
  transition: background .2s; flex-shrink: 0;
}
.toggle::after {
  content: ''; position: absolute; top: 4px; left: 4px; width: 26px; height: 26px;
  border-radius: 50%; background: #fff; transition: transform .2s; box-shadow: 0 2px 5px rgba(0,0,0,.2);
}
.toggle.on { background: var(--grass) }
.toggle.on::after { transform: translateX(24px) }

/* Διάλειμμα κίνησης */
.break-card { text-align: center; padding: 30px 20px; background: #fff; border-radius: 26px; box-shadow: var(--shadow) }
.break-card .b-em { font-size: 4rem; display: block; margin-bottom: 10px }
.break-timer { font-size: 2.6rem; font-weight: 900; color: var(--sky-dark); margin: 14px 0 }

/* =====================================================================
   ΠΑΛΕΤΑ «ΗΡΕΜΗ ΔΕΠΥ» — από τον οδηγό εικαστικού του Ποσειδώνα
   Ελεγμένη για WCAG AA. Ουδέτερες αποχρώσεις, κανένα neon.
   ===================================================================== */
body.calm {
  --c-sky: #b8d4dc; --c-grass: #9bc68b; --c-water: #7fafc4; --c-path: #d4b98c;
  --c-ui-bg: #f5f1e8; --c-ui-fg: #2e2e2e; --c-ui-2: #5c5c5c;
  --ok: #2e6643; --bad: #84332e; --sun: #bda46b; --grass: #6f9a62; --grass-dark: #557a4b;
  --sky: #9fbfcb; --sky-dark: #6d93a2; --coral: #a86a5e; --ink: #2e2e2e; --ink-soft: #5c5c5c;
  background: linear-gradient(180deg, #b8d4dc 0%, #dfe9e2 60%, #f5f1e8 100%) fixed;
  color: var(--c-ui-fg);
}
body.calm .qcard, body.calm .card, body.calm .box,
body.calm .stat-card, body.calm .opt-row, body.calm .month-banner { background: var(--c-ui-bg); }
body.calm .opt { background: #ece7db; box-shadow: 0 3px 0 #d8d2c4; color: var(--c-ui-fg); }
body.calm .opt.correct { background: var(--ok); color: #fff; box-shadow: 0 3px 0 #1f4a30 }
body.calm .opt.wrong { background: var(--bad); color: #fff; box-shadow: 0 3px 0 #62231f }
body.calm .verdict.good { background: #dde8e0 }
body.calm .verdict.bad { background: #efe0dd }
body.calm .pill { background: #ece7db; color: #5c4a20 }
body.calm .pill.stars { background: #e4e6ee; color: #3f4560 }
body.calm #map3d { background: #b8d4dc }

/* Εικονίδια SVG (αντί για emoji) στις κάρτες επιλογής */
.svg-ico { width: 54px; height: 54px; display: block; margin: 0 auto 2px; color: var(--sky-dark); }
.pick .svg-ico { color: inherit }
.grade-card .svg-ico { width: 48px; height: 48px }

/* =====================================================================
   ΚΕΦΑΛΑΙΑ (μήνες) & ΠΙΣΤΕΣ
   ===================================================================== */
.chapter-head { text-align: center; margin-bottom: 16px }
.chapter-head .c-em { font-size: 3rem; display: block }
.chapter-head .c-name { font-weight: 900; font-size: 1.4rem }
.chapter-head .c-topic { color: var(--ink-soft); font-weight: 800 }
.chapter-head .c-month {
  display: inline-block; background: var(--coral); color: #fff; font-size: .7rem;
  font-weight: 900; padding: 3px 12px; border-radius: 999px; letter-spacing: .5px; margin-top: 6px;
}

.stage-list { display: grid; gap: 12px; max-width: 560px; margin: 0 auto }
.stage {
  display: flex; align-items: center; gap: 14px; background: #fff; border-radius: 20px;
  padding: 16px; box-shadow: 0 5px 0 rgba(31,42,68,.12); text-align: left; width: 100%;
}
.stage:active { transform: translateY(3px); box-shadow: 0 2px 0 rgba(31,42,68,.12) }
.stage .s-ic {
  width: 54px; height: 54px; border-radius: 17px; display: grid; place-items: center;
  font-size: 1.6rem; background: #f0f4f9; flex-shrink: 0;
}
.stage.done .s-ic { background: var(--grass); }
.stage.current .s-ic { background: var(--sun); animation: bob 1.6s ease-in-out infinite }
.stage.locked { opacity: .5 }
.stage .s-nm { font-weight: 900 }
.stage .s-bl { font-size: .82rem; color: var(--ink-soft); font-weight: 700; margin-top: 2px }
.stage .s-st { margin-left: auto; font-size: .8rem; letter-spacing: 1px; flex-shrink: 0 }
.stage.boss { border: 3px solid var(--sun) }
.stage.boss .s-ic { background: linear-gradient(140deg, #ffd76b, #ff9f43) }

/* Λωρίδα προόδου χρονιάς */
.year-bar { max-width: 560px; margin: 0 auto 18px; background: #fff; border-radius: 18px; padding: 14px 16px; box-shadow: var(--shadow) }
.year-bar .y-t { display: flex; justify-content: space-between; font-weight: 900; font-size: .9rem; margin-bottom: 8px }
.year-months { display: flex; gap: 4px }
.year-months i {
  flex: 1; height: 26px; border-radius: 7px; background: #eef2f7; display: grid; place-items: center;
  font-size: .58rem; font-weight: 900; color: #9aa6b8; font-style: normal;
}
.year-months i.done { background: var(--grass); color: #fff }
.year-months i.part { background: var(--sun); color: #5a3d00 }
.year-months i.now { outline: 3px solid var(--coral); outline-offset: 1px }

/* =====================================================================
   MINI-GAMES
   ===================================================================== */
.mg-head { text-align: center; margin-bottom: 10px }
.mg-progress { font-weight: 900; color: #12384d; font-size: .92rem }
.mg-visual { font-size: 2.2rem; line-height: 1.2; margin: 4px 0 }
.mg-q { font-size: 1.15rem; font-weight: 900; margin-top: 4px }
.mg-sub { color: var(--ink-soft); font-weight: 800; font-size: .9rem }

.mg-arena {
  position: relative; height: 340px; border-radius: 22px; overflow: hidden; margin-top: 12px;
  box-shadow: var(--shadow);
}
.fish-arena { background: linear-gradient(180deg, #7fd4f5 0%, #2f9fd0 100%) }
.balloon-arena { background: linear-gradient(180deg, #9fdcfb 0%, #e8f7ff 100%) }
body.calm .fish-arena { background: linear-gradient(180deg, #a9cbd8 0%, #7fafc4 100%) }
body.calm .balloon-arena { background: linear-gradient(180deg, #cfe0e6 0%, #eef4f6 100%) }

.mg-fish, .mg-balloon {
  position: absolute; display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 6px 10px; border-radius: 16px; background: rgba(255,255,255,.95);
  box-shadow: 0 4px 10px rgba(0,0,0,.18); font-weight: 900; min-width: 74px;
}
.mg-em { font-size: 1.5rem; line-height: 1 }
.mg-val { font-size: 1.05rem; margin-top: 2px; max-width: 120px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap }
.mg-fish.hit, .mg-balloon.hit { background: var(--ok); color: #fff }
.mg-fish.miss, .mg-balloon.miss { background: var(--bad); color: #fff }

@keyframes swimX { from { left: 104% } to { left: -26% } }
@keyframes floatY { from { top: 104% } to { top: -26% } }

/* Χωρίς κίνηση: τα «ψάρια» γίνονται απλά κουμπιά σε σειρά */
body.reduce-motion .mg-arena, body.calm .mg-arena {
  height: auto; display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; padding: 14px;
}
body.reduce-motion .mg-fish, body.reduce-motion .mg-balloon,
body.calm .mg-fish, body.calm .mg-balloon {
  position: static !important; animation: none !important; flex-direction: row; gap: 8px; padding: 18px 10px;
}

/* Μνήμη */
.mg-memory { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-top: 12px }
.mg-card {
  aspect-ratio: 3/4; border-radius: 16px; background: var(--sky); color: #fff;
  display: grid; place-items: center; position: relative; box-shadow: 0 4px 0 var(--sky-dark);
  font-weight: 900; font-size: 1rem; padding: 4px; overflow: hidden;
}
.mg-card .mg-face { display: none; color: var(--ink); font-size: .95rem; text-align: center; word-break: break-word; line-height: 1.15 }
.mg-card .mg-back { font-size: 1.6rem }
.mg-card.open, .mg-card.matched { background: #fff; box-shadow: 0 4px 0 #dde3ec }
.mg-card.open .mg-back, .mg-card.matched .mg-back { display: none }
.mg-card.open .mg-face, .mg-card.matched .mg-face { display: block }
.mg-card.matched { background: #dcfce7; box-shadow: 0 4px 0 #86e0ac }
@media (max-width: 480px) { .mg-memory { grid-template-columns: repeat(3, 1fr) } .mg-arena { height: 300px } }

/* Εισαγωγή mini-game */
.mg-intro { text-align: center; background: #fff; border-radius: 24px; padding: 26px 20px; box-shadow: var(--shadow) }
.mg-intro .i-em { font-size: 3.4rem; display: block; margin-bottom: 8px }