/* =============================================
   SPELLINGBEE.CSS — Spelling Bee game styles
   Sofia's Game Arcade
   ============================================= */

body {
    display: flex;
    justify-content: center;
    align-items: center;
}

/* ---- Screens ---- */
.screen {
    display: none;
    animation: fadeIn 0.4s ease;
}

.screen.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(18px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ---- Game container ---- */
.game-container {
    text-align: center;
    padding: var(--space-xl);
    max-width: 520px;
    width: 100%;
}

/* ---- Title ---- */
.title {
    font-size: 2.4rem;
    font-weight: 800;
    margin-bottom: var(--space-xs);
    background: linear-gradient(135deg, var(--accent-yellow), #ff9a3c);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.credit {
    font-size: 1rem;
    color: var(--text-muted);
    margin-bottom: var(--space-md);
}

.intro {
    font-size: 1rem;
    color: var(--text-muted);
    margin-bottom: var(--space-xl);
    line-height: 1.6;
}

/* ---- Difficulty buttons ---- */
.difficulty-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    max-width: 280px;
    margin: 0 auto;
}

.btn-difficulty {
    padding: 1rem 1.5rem;
    border-radius: var(--radius-md);
    border: 2px solid var(--border-subtle);
    background: var(--bg-card);
    color: var(--text-primary);
    font-size: 1.15rem;
    font-weight: 700;
    cursor: pointer;
    transition: transform var(--transition-fast),
                border-color var(--transition-fast),
                background var(--transition-fast);
}

.btn-difficulty:hover {
    transform: scale(1.04);
    border-color: var(--accent-yellow);
    background: rgba(250, 204, 21, 0.08);
}

.btn-difficulty:active {
    transform: scale(0.97);
}

/* ---- Quiz header ---- */
.quiz-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-lg);
}

.quiz-level {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--accent-yellow);
}

.quiz-progress {
    font-size: 0.95rem;
    color: var(--text-muted);
}

/* ---- Definition card ---- */
.definition-card {
    background: var(--bg-card);
    border: 2px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--space-xl) var(--space-lg);
    margin-bottom: var(--space-lg);
    min-height: 100px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
}

.definition-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
}

.definition-text {
    font-size: 1.2rem;
    font-weight: 600;
    line-height: 1.6;
    color: var(--text-primary);
}

/* ---- Hint ---- */
.hint-area {
    margin-bottom: var(--space-lg);
}

.btn-hint {
    display: inline-block;
    padding: 0.5rem 1.4rem;
    border-radius: var(--radius-full);
    border: 2px solid var(--accent-purple);
    background: transparent;
    color: var(--accent-purple);
    font-size: 0.9rem;
    font-weight: 700;
    cursor: pointer;
    transition: transform var(--transition-fast),
                background var(--transition-fast),
                color var(--transition-fast);
    margin-bottom: var(--space-sm);
}

.btn-hint:hover {
    background: var(--accent-purple);
    color: #fff;
    transform: scale(1.06);
}

.btn-hint:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none;
    background: transparent;
    color: var(--accent-purple);
}

.hint-text {
    font-size: 0.95rem;
    color: var(--accent-purple);
    min-height: 1.4em;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.hint-text.visible {
    opacity: 1;
}

/* ---- Input area ---- */
.input-area {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

.spelling-input {
    flex: 1;
    padding: 0.8rem 1.2rem;
    border-radius: var(--radius-full);
    border: 2px solid var(--border-subtle);
    background: var(--bg-card);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1.1rem;
    font-weight: 600;
    outline: none;
    transition: border-color var(--transition-fast);
}

.spelling-input::placeholder {
    color: var(--text-muted);
    font-weight: 400;
}

.spelling-input:focus {
    border-color: var(--accent-yellow);
}

.spelling-input:disabled {
    opacity: 0.5;
}

.btn-submit {
    background: var(--accent-green);
    color: #0b0e1a;
    padding: 0.8rem 1.8rem;
    font-size: 1.1rem;
}

.btn-submit:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none;
}

/* ---- Feedback area ---- */
.feedback-area {
    min-height: 50px;
    margin-bottom: var(--space-md);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.feedback-area.visible {
    opacity: 1;
}

.feedback-result {
    font-size: 1.3rem;
    font-weight: 800;
    margin-bottom: var(--space-xs);
}

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

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

.feedback-correct {
    font-size: 1rem;
    color: var(--text-muted);
}

.feedback-correct strong {
    color: var(--accent-yellow);
    font-size: 1.1rem;
}

/* ---- Results screen ---- */
.results-icon {
    font-size: 5rem;
    margin-bottom: var(--space-md);
    animation: popIn 0.5s ease;
}

@keyframes popIn {
    0%   { transform: scale(0.5); opacity: 0; }
    70%  { transform: scale(1.15); }
    100% { transform: scale(1); opacity: 1; }
}

.results-title {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: var(--space-sm);
    color: var(--text-primary);
}

.results-score {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: var(--space-xl);
}

/* ---- Review list ---- */
.review-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    margin-bottom: var(--space-xl);
    text-align: left;
}

.review-card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    border-left: 4px solid var(--border-subtle);
}

.review-card.correct {
    border-left-color: var(--accent-green);
}

.review-card.wrong {
    border-left-color: var(--accent-red);
}

.review-definition {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: var(--space-xs);
    font-style: italic;
}

.review-answer {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin-bottom: 2px;
}

.review-answer strong {
    color: var(--text-primary);
}

.review-word {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--accent-yellow);
}

/* ---- Buttons ---- */
.btn {
    display: inline-block;
    padding: 0.9rem 2.4rem;
    border-radius: var(--radius-full);
    border: none;
    font-size: 1.15rem;
    font-weight: 700;
    cursor: pointer;
    transition: transform var(--transition-fast),
                box-shadow var(--transition-fast);
    color: #fff;
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(4px);
}

.btn:hover {
    transform: scale(1.06);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.btn:active {
    transform: scale(0.97);
}

.btn-start {
    background: var(--accent-green);
    color: #0b0e1a;
    padding: 1rem 2.4rem;
    font-size: 1.2rem;
}

.btn-start:hover {
    background: #22c55e;
    box-shadow: 0 0 24px rgba(74, 222, 128, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.08);
    border: 2px solid var(--border-subtle);
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.btn-secondary:hover {
    border-color: rgba(255, 255, 255, 0.3);
}

.results-buttons {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* ---- Responsive ---- */
@media (max-width: 420px) {
    .game-container {
        padding: 1.2rem;
    }

    .title {
        font-size: 1.8rem;
    }

    .input-area {
        flex-direction: column;
    }

    .btn-submit {
        width: 100%;
    }

    .definition-text {
        font-size: 1.05rem;
    }

    .results-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 260px;
    }
}