/* ═══════════════════════════════════════════════
       wordQUEST – Stylesheet
       © 2026 Created by bildungssprit | Falk Szyba @medienrocker
    ═══════════════════════════════════════════════ */
:root {
    --green: #4caf50;
    --lime: #8bc34a;
    --orange: #ff9800;
    --red: #f44336;
    --blue: #2196f3;
    --purple: #9c27b0;
    --yellow: #ffc107;
    --bg: #f0faf0;
    --card: #ffffff;
    --text: #2e2e2e;
    --radius: 18px;
    --shadow: 0 6px 24px rgba(0, 0, 0, 0.12);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Nunito', sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
}

/* ─── HEADER ─── */
header {
    background: linear-gradient(135deg, var(--green), var(--lime));
    color: white;
    text-align: center;
    padding: 28px 20px 20px;
    position: relative;
}

header h1 {
    font-size: clamp(1.6rem, 5vw, 2.8rem);
    font-weight: 900;
    text-shadow: 0 2px 6px rgba(0, 0, 0, .2);
    display: inline-flex;
    align-items: center;
    gap: 14px;
    justify-content: center;
}

header .app-logo {
    width: clamp(48px, 8vw, 72px);
    height: clamp(48px, 8vw, 72px);
    object-fit: contain;
    filter: drop-shadow(0 3px 6px rgba(0, 0, 0, .25));
    animation: logo-pop .6s cubic-bezier(.34, 1.56, .64, 1) both;
}

@keyframes logo-pop {
    0% {
        transform: scale(.4) rotate(-12deg);
        opacity: 0;
    }

    100% {
        transform: scale(1) rotate(0);
        opacity: 1;
    }
}

@media (prefers-reduced-motion: reduce) {
    header .app-logo {
        animation: none;
    }
}

header p {
    font-size: 1.1rem;
    margin-top: 6px;
    opacity: .9;
}

/* ─── WORDLIST BAR ─── */
#wordlist-bar {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    background: #fff;
    border-bottom: 1px solid #eef0ea;
    flex-wrap: wrap;
    font-weight: 700;
}

#wordlist-bar label {
    color: #555;
}

#wordlist-select {
    font-family: 'Nunito', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    padding: 8px 14px;
    border-radius: 50px;
    border: 2px solid var(--green);
    background: white;
    color: var(--text);
    cursor: pointer;
    min-width: 220px;
    max-width: 100%;
}

#wordlist-select:focus-visible {
    outline: 3px solid var(--lime);
    outline-offset: 2px;
}

#wordlist-select:disabled {
    opacity: .6;
    cursor: wait;
}

#wordlist-meta {
    flex-basis: 100%;
    text-align: center;
    color: #888;
    font-weight: 500;
    font-size: .9rem;
    margin-top: 2px;
}

/* ─── LERNRICHTUNGS-SCHALTER ───
   Zwei-Zustand-Segmented-Control unterhalb der Wortliste.
   Bewusst klein & farblich zurückhaltend, damit er nicht
   mit dem primären Wortlisten-Dropdown konkurriert. */
#direction-bar {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    padding: 8px 16px 10px;
    background: #fff;
    border-bottom: 1px solid #eef0ea;
    flex-wrap: wrap;
    font-weight: 700;
}

#direction-bar .dir-label {
    color: #555;
}

#direction-bar .dir-group {
    display: inline-flex;
    gap: 0;
    padding: 3px;
    background: #f4f5f0;
    border-radius: 50px;
    border: 1px solid #e5e7df;
}

#direction-bar .dir-btn {
    font-family: 'Nunito', sans-serif;
    font-size: .95rem;
    font-weight: 800;
    padding: 6px 14px;
    border-radius: 50px;
    border: none;
    background: transparent;
    color: #888;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: background .2s, color .2s, box-shadow .2s;
}

#direction-bar .dir-btn:hover {
    color: var(--text);
}

#direction-bar .dir-btn.active {
    background: var(--green);
    color: #fff;
    box-shadow: 0 2px 8px rgba(76, 175, 80, .35);
}

#direction-bar .dir-btn .flag {
    font-size: 1.15rem;
    line-height: 1;
}

#direction-bar .dir-btn .arrow {
    opacity: .8;
    font-weight: 900;
}

#direction-bar .dir-btn:focus-visible {
    outline: 3px solid var(--lime);
    outline-offset: 2px;
}

#load-status[hidden] {
    display: none;
}

#load-status {
    background: #ffebee;
    color: var(--red);
    padding: 10px 18px;
    text-align: center;
    font-weight: 700;
}

/* ─── SCORE BAR ─── */
#score-bar {
    display: flex;
    justify-content: center;
    gap: 24px;
    background: white;
    padding: 10px 24px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, .08);
    font-weight: 800;
    font-size: 1.05rem;
}

.score-item span {
    color: var(--green);
    font-size: 1.25rem;
}

/* ─── NAV TABS ─── */
nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    padding: 18px 16px 10px;
}

.tab-btn {
    background: white;
    border: 3px solid transparent;
    border-radius: 50px;
    padding: 10px 22px;
    font-family: 'Nunito', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all .2s;
    box-shadow: 0 3px 10px rgba(0, 0, 0, .1);
}

.tab-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, .15);
}

.tab-btn.active {
    color: white;
    border-color: transparent;
    transform: translateY(-2px);
}

.tab-btn[data-tab="menu"] {
    border-color: var(--green);
}

.tab-btn[data-tab="quiz"] {
    border-color: var(--blue);
}

.tab-btn[data-tab="memory"] {
    border-color: var(--purple);
}

.tab-btn[data-tab="scramble"] {
    border-color: var(--orange);
}

.tab-btn[data-tab="spelling"] {
    border-color: var(--red);
}

.tab-btn[data-tab="vocab"] {
    border-color: var(--yellow);
    color: #555;
}

.tab-btn.active[data-tab="menu"] {
    background: var(--green);
}

.tab-btn.active[data-tab="quiz"] {
    background: var(--blue);
}

.tab-btn.active[data-tab="memory"] {
    background: var(--purple);
}

.tab-btn.active[data-tab="scramble"] {
    background: var(--orange);
}

.tab-btn.active[data-tab="spelling"] {
    background: var(--red);
}

.tab-btn.active[data-tab="vocab"] {
    background: var(--yellow);
    color: #333;
}

/* ─── SECTIONS ─── */
.section {
    display: none;
    padding: 16px;
    max-width: 860px;
    margin: 0 auto;
}

.section.active {
    display: block;
}

/* ─── CREDITS FOOTER ─── */
.credits {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
    text-align: center;
    padding: 18px 16px 28px;
    font-size: 0.8rem;
    color: #6b7280;
    opacity: 0.9;
}

.credits a {
    color: inherit;
    text-decoration: none;
    border-bottom: 1px dotted currentColor;
}

.credits a:hover {
    color: var(--green);
}

.credits-logo {
    display: inline-flex;
    align-items: center;
    border-bottom: none;
    transition: transform 0.2s ease;
}

.credits-logo:hover {
    transform: scale(1.08);
}

.credits-logo img {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: block;
}

/* ─── MENU GRID ─── */
.menu-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    padding: 10px 0 30px;
}

.menu-card {
    background: white;
    border-radius: var(--radius);
    padding: 30px 20px;
    text-align: center;
    cursor: pointer;
    box-shadow: var(--shadow);
    border: 4px solid transparent;
    transition: all .25s;
}

.menu-card:hover {
    transform: translateY(-5px);
}

.menu-card .icon {
    font-size: 3.5rem;
    display: block;
    margin-bottom: 12px;
}

.menu-card h3 {
    font-size: 1.25rem;
    font-weight: 800;
}

.menu-card p {
    font-size: .88rem;
    color: #666;
    margin-top: 6px;
}

.menu-card.c-blue {
    border-color: var(--blue);
}

.menu-card.c-purple {
    border-color: var(--purple);
}

.menu-card.c-orange {
    border-color: var(--orange);
}

.menu-card.c-red {
    border-color: var(--red);
}

.menu-card.c-yellow {
    border-color: var(--yellow);
}

.menu-card.c-blue:hover {
    background: #e3f2fd;
}

.menu-card.c-purple:hover {
    background: #f3e5f5;
}

.menu-card.c-orange:hover {
    background: #fff3e0;
}

.menu-card.c-red:hover {
    background: #ffebee;
}

.menu-card.c-yellow:hover {
    background: #fffde7;
}

/* ─── GAME HEADER ─── */
.game-header {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 14px;
    margin-bottom: 20px;
}

.game-header h2 {
    font-size: 1.6rem;
    font-weight: 900;
}

.game-badge {
    padding: 5px 16px;
    border-radius: 50px;
    font-weight: 800;
    font-size: .9rem;
    color: white;
}

.badge-blue {
    background: var(--blue);
}

.badge-purple {
    background: var(--purple);
}

.badge-orange {
    background: var(--orange);
}

.badge-red {
    background: var(--red);
}

/* ─── BUTTONS ─── */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 50px;
    border: none;
    font-family: 'Nunito', sans-serif;
    font-size: 1rem;
    font-weight: 800;
    cursor: pointer;
    transition: all .2s;
    box-shadow: 0 4px 12px rgba(0, 0, 0, .15);
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 7px 18px rgba(0, 0, 0, .2);
}

.btn:active {
    transform: translateY(0);
}

.btn-green {
    background: var(--green);
    color: white;
}

.btn-blue {
    background: var(--blue);
    color: white;
}

.btn-orange {
    background: var(--orange);
    color: white;
}

.btn-red {
    background: var(--red);
    color: white;
}

.btn-grey {
    background: #e0e0e0;
    color: #555;
}

/* ─── PROGRESS BAR ─── */
.progress-wrap {
    background: #e0e0e0;
    border-radius: 50px;
    height: 12px;
    margin-bottom: 18px;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    border-radius: 50px;
    background: linear-gradient(90deg, var(--green), var(--lime));
    transition: width .4s ease;
}

/* ─── FEEDBACK ─── */
.feedback {
    text-align: center;
    font-size: 1.4rem;
    font-weight: 800;
    min-height: 40px;
    margin: 12px 0;
}

.feedback.correct {
    color: var(--green);
}

.feedback.wrong {
    color: var(--red);
}

/* Feedback displayed inline within a game header (next to title/counter).
   Layout-Idee: `Weiter`-Button klebt am rechten Rand (via `order`),
   die Feedback-Pille schwebt mittig im freien Raum zwischen Badge und
   Button – das erreichen die beidseitigen `auto`-Margins.
   So bleibt der Button ortsfest, egal ob die Pille leer oder gefüllt ist. */
.game-header .feedback {
    order: 1;
    margin: 0 auto;
    min-height: 0;
    font-size: 1rem;
    padding: 6px 14px;
    border-radius: 50px;
    line-height: 1.2;
    white-space: nowrap;
    opacity: 0;
    transform: translateY(-4px);
    transition: opacity .25s ease, transform .25s ease;
}

/* "Weiter →"-Button direkt im Game-Header (zwischen Badge und
   Feedback-Pill). Dauerhaft sichtbar: wird zu Beginn einer Frage
   disabled (grau), nach der Antwort enabled (farbig). So weiß der
   User jederzeit, wo der nächste Schritt hingeht. */
.game-header .next-btn-inline {
    order: 2;
    padding: 10px 24px;
    margin: 0;
    font-size: 1rem;
    box-shadow: 0 3px 10px rgba(0, 0, 0, .18);
    transition: background .2s, color .2s, opacity .2s, transform .2s;
}
.game-header .next-btn-inline:disabled {
    background: #d8d8d8;
    color: #8a8a8a;
    cursor: not-allowed;
    box-shadow: none;
    opacity: .9;
}
.game-header .next-btn-inline:disabled:hover {
    transform: none;
    background: #d8d8d8;
    box-shadow: none;
}
/* Kleine Pop-Animation, wenn der Button aus disabled in enabled wechselt
   – zieht Aufmerksamkeit auf den nächsten Schritt. */
.game-header .next-btn-inline:not(:disabled) {
    animation: feedback-pop .4s cubic-bezier(.34, 1.56, .64, 1);
}

.game-header .feedback:not(:empty) {
    opacity: 1;
    transform: translateY(0);
    animation: feedback-pop .35s cubic-bezier(.34, 1.56, .64, 1);
}

.game-header .feedback.correct {
    color: var(--text);
    background: rgba(76, 175, 80, .18);
    box-shadow: inset 0 0 0 1px rgba(76, 175, 80, .35);
}

.game-header .feedback.wrong {
    color: var(--text);
    background: rgba(244, 67, 54, .16);
    box-shadow: inset 0 0 0 1px rgba(244, 67, 54, .35);
}

.game-header .feedback.info {
    color: var(--text);
    background: rgba(255, 193, 7, .22);
    box-shadow: inset 0 0 0 1px rgba(255, 152, 0, .4);
    opacity: 1;
    transform: translateY(0);
}

/* "Fast richtig" – inhaltlich korrekt, aber Schreibweise nicht exakt.
       Bewusst auffälliger als .info: kräftigerer Rand + doppelter Puls,
       damit Lernende die Hinweis-Pille nicht übersehen. */
.game-header .feedback.almost {
    color: var(--text);
    background: rgba(255, 193, 7, .28);
    box-shadow: inset 0 0 0 1.5px rgba(255, 152, 0, .6);
    animation: feedback-attention .9s ease 1;
}

@keyframes feedback-attention {
    0% {
        transform: scale(.9) translateY(-4px);
    }

    25% {
        transform: scale(1.1) translateY(0);
    }

    50% {
        transform: scale(1) translateY(0);
    }

    75% {
        transform: scale(1.06) translateY(0);
    }

    100% {
        transform: scale(1) translateY(0);
    }
}

@media (prefers-reduced-motion: reduce) {
    .game-header .feedback.almost {
        animation: none;
    }
}

@keyframes feedback-pop {
    0% {
        transform: scale(.85) translateY(-4px);
    }

    100% {
        transform: scale(1) translateY(0);
    }
}

@media (prefers-reduced-motion: reduce) {
    .game-header .feedback:not(:empty) {
        animation: none;
    }
}

/* Auf schmalen Displays bricht die Feedback-Pille in eine eigene Zeile um
   (Desktop-Zentrierung lässt sich dort nicht sinnvoll halten). Die Pille
   wandert per `order: 3` ans Ende, der Button bleibt rechts oben neben
   Titel und Badge. */
@media (max-width: 560px) {
    .game-header .feedback {
        order: 3;
        margin: 0;
        flex-basis: 100%;
        text-align: center;
    }
    .game-header .next-btn-inline {
        margin-left: auto;
    }
}

@media (prefers-reduced-motion: reduce) {
    .game-header .next-btn-inline {
        animation: none;
    }
}

/* ─── CARD ─── */
.card {
    background: white;
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow);
    margin-bottom: 18px;
}

/* ─── WORD VISUAL (emoji / image / fallback) ───
       Bilder werden in ein festes Quadrat "gezwungen" —
       object-fit:contain erhält das Seitenverhältnis egal ob
       Hoch-, Quer- oder quadratisches Format. */
.word-visual {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    vertical-align: middle;
}

img.word-visual {
    object-fit: contain;
    background: #fafafa;
    border-radius: 12px;
    padding: 4px;
    box-shadow: inset 0 0 0 1px rgba(0, 0, 0, .04);
}

.word-visual-sm {
    width: 2.6rem;
    height: 2.6rem;
    font-size: 2.2rem;
}

.word-visual-md {
    width: 4.5rem;
    height: 4.5rem;
    font-size: 3.8rem;
}

.word-visual-lg {
    width: 6rem;
    height: 6rem;
    font-size: 4.8rem;
}

.word-visual.is-fallback {
    background: linear-gradient(135deg, var(--green), var(--lime));
    color: white;
    border-radius: 50%;
    font-weight: 900;
}

.word-visual-sm.is-fallback {
    font-size: 1.2rem;
}

.word-visual-md.is-fallback {
    font-size: 2rem;
}

.word-visual-lg.is-fallback {
    font-size: 2.6rem;
}

/* ─── QUIZ ─── */
#quiz-question {
    text-align: center;
    margin-bottom: 8px;
    min-height: 6rem;
}

#quiz-hint {
    text-align: center;
    font-size: 1rem;
    color: #888;
    margin-bottom: 20px;
}

/* Hervorhebung des Abfragewortes (Deutsch) in der Quiz-Frage.
   Chip-Stil: 1px-Rahmen + leichter Hintergrund + fette Schrift in
   Textfarbe, damit das Wort visuell "anspringt" ohne schrill zu wirken. */
.q-word {
    display: inline-block;
    font-weight: 800;
    color: var(--text);
    background: #fafafa;
    padding: 1px 10px;
    border: 1px solid #cfcfcf;
    border-radius: 8px;
    white-space: nowrap;
    /* Etwas größer, damit es trotz #888-Umgebungstext heraussticht */
    font-size: 1.05em;
}

#quiz-choices {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.choice-btn {
    background: white;
    border: 3px solid #e0e0e0;
    border-radius: var(--radius);
    padding: 16px 12px;
    font-family: 'Nunito', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all .2s;
}

.choice-btn:hover:not(:disabled) {
    border-color: var(--blue);
    background: #e3f2fd;
    transform: scale(1.03);
}

.choice-btn.correct-ans {
    border-color: var(--green);
    background: #e8f5e9;
    color: var(--green);
}

.choice-btn.wrong-ans {
    border-color: var(--red);
    background: #ffebee;
    color: var(--red);
}

.choice-btn:disabled {
    cursor: default;
}

/* ─── MEMORY ─── */
#memory-grid {
    display: grid;
    gap: 10px;
    /* Auf Desktop nicht über volle Breite strecken – sonst werden
       die Karten riesig. Mobil: max-width = 100% (Grid füllt Viewport). */
    max-width: var(--mem-max-width, 100%);
    margin-left: auto;
    margin-right: auto;
}
#memory-grid[data-cols="4"] { --mem-max-width: 480px; }
#memory-grid[data-cols="6"] { --mem-max-width: 660px; }

.mem-card {
    background: linear-gradient(135deg, var(--purple), #7b1fa2);
    border-radius: 14px;
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1.4rem;
    font-weight: 800;
    color: white;
    transition: transform .2s;
    user-select: none;
    overflow: hidden;
    padding: 4px;
    text-align: center;
    line-height: 1.2;
}

.mem-card:hover:not(.flipped):not(.matched) {
    transform: scale(1.05);
}

.mem-card .back {
    display: none;
}

.mem-card.flipped,
.mem-card.matched {
    background: white;
    color: var(--text);
    border: 3px solid var(--purple);
}

.mem-card.matched {
    border-color: var(--green);
    background: #e8f5e9;
    cursor: default;
}

.mem-card .front-icon {
    font-size: 2.2rem;
}

.mem-card.flipped .front-icon,
.mem-card.matched .front-icon {
    display: none;
}

.mem-card .back {
    display: none;
    font-size: .95rem;
}

.mem-card.flipped .back,
.mem-card.matched .back {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ─── SCRAMBLE ─── */
#scramble-display {
    text-align: center;
    font-size: clamp(1.8rem, 6vw, 3rem);
    font-weight: 900;
    letter-spacing: 6px;
    color: var(--orange);
    margin: 10px 0 20px;
}

#scramble-emoji {
    text-align: center;
    margin-bottom: 6px;
    min-height: 4.5rem;
}

#scramble-hint {
    text-align: center;
    color: #888;
    font-size: .95rem;
    margin-bottom: 18px;
}

#letter-bank {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
    margin-bottom: 16px;
}

.letter-tile {
    width: 44px;
    height: 44px;
    background: var(--orange);
    color: white;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    font-weight: 900;
    cursor: pointer;
    transition: all .15s;
    box-shadow: 0 3px 8px rgba(0, 0, 0, .15);
    border: none;
}

.letter-tile:hover:not(.used) {
    transform: scale(1.12);
    background: #e65100;
}

.letter-tile.used {
    background: #ccc;
    cursor: default;
    transform: none;
}

#answer-slots {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
    margin-bottom: 16px;
}

.answer-slot {
    width: 44px;
    height: 44px;
    border: 3px dashed var(--orange);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    font-weight: 900;
    background: white;
    cursor: pointer;
}

.answer-slot.filled {
    background: #fff3e0;
    cursor: pointer;
}

/* Fixer Slot für Satzzeichen wie Apostroph: sichtbar, aber nicht bespielbar */
.answer-slot.fixed {
    border-style: solid;
    border-color: #bbb;
    background: #f3f3f3;
    color: #666;
    cursor: default;
}

/* Lücke zwischen zwei Wörtern: unsichtbarer Abstandhalter */
.answer-slot.gap {
    border: none;
    background: transparent;
    width: 18px;
    cursor: default;
    box-shadow: none;
}

/* ─── SPELLING BEE ─── */
#spelling-emoji {
    text-align: center;
    margin-bottom: 4px;
    min-height: 6rem;
}

#spelling-german {
    text-align: center;
    font-size: 1.4rem;
    font-weight: 800;
    color: #555;
    margin-bottom: 20px;
}

#spelling-input {
    display: block;
    width: 100%;
    padding: 14px 20px;
    font-family: 'Nunito', sans-serif;
    font-size: 1.4rem;
    font-weight: 700;
    border: 3px solid #ccc;
    border-radius: var(--radius);
    text-align: center;
    outline: none;
    transition: border-color .2s;
}

#spelling-input:focus {
    border-color: var(--red);
}

#spelling-input.correct {
    border-color: var(--green);
    background: #e8f5e9;
}

#spelling-input.wrong {
    border-color: var(--red);
    background: #ffebee;
}

#spelling-input.almost {
    border-color: var(--orange);
    background: #fff8e1;
}

/* ─── VOCAB TABLE ─── */
.vocab-filter {
    display: flex;
    gap: 10px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 8px 20px;
    border-radius: 50px;
    border: 2px solid var(--green);
    background: white;
    font-family: 'Nunito', sans-serif;
    font-weight: 700;
    font-size: .95rem;
    cursor: pointer;
    transition: all .2s;
}

.filter-btn.active,
.filter-btn:hover {
    background: var(--green);
    color: white;
}

.vocab-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 12px;
}

.vocab-card {
    background: white;
    border-radius: 14px;
    padding: 14px;
    text-align: center;
    box-shadow: 0 3px 10px rgba(0, 0, 0, .08);
    border: 2px solid transparent;
    border-top: 4px solid var(--cat-color, var(--green));
    transition: transform .2s;
}

.vocab-card:hover {
    transform: translateY(-3px);
    border-color: var(--green);
}

.vocab-card .v-visual {
    margin-bottom: 4px;
    min-height: 2.8rem;
}

.vocab-card .v-en {
    font-size: 1rem;
    font-weight: 800;
}

.vocab-card .v-de {
    font-size: .85rem;
    color: #777;
    margin-top: 2px;
}

/* ─── RESULT SCREEN ─── */
#result-screen {
    display: none;
    text-align: center;
    padding: 30px 20px;
}

#result-screen.active {
    display: block;
}

#result-emoji {
    font-size: 5rem;
    margin-bottom: 12px;
}

#result-title {
    font-size: 2rem;
    font-weight: 900;
    margin-bottom: 8px;
}

#result-score {
    font-size: 1.3rem;
    color: #555;
    margin-bottom: 24px;
}

/* ─── EMPTY STATE ─── */
.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: #888;
    font-weight: 700;
}

/* ─── RESPONSIVE ─── */
@media (max-width: 500px) {
    #quiz-choices {
        grid-template-columns: 1fr;
    }

    .letter-tile,
    .answer-slot {
        width: 38px;
        height: 38px;
        font-size: 1.1rem;
    }
}

/* ─── STARS ─── */
.stars {
    font-size: 2.5rem;
    letter-spacing: 4px;
    margin-bottom: 12px;
}