/* ===== Conjugation Drill (practice mode) ===== */

.practice-view { display: none; }
.practice-view.active { display: block; }

/* --- Setup --- */
.practice-setup-section {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    margin-bottom: var(--space-md);
}

.practice-setup-title {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    margin-bottom: var(--space-sm);
}

.practice-levels,
.practice-count-row {
    display: flex;
    gap: var(--space-md);
    align-items: center;
    flex-wrap: wrap;
}

.practice-check {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    color: var(--text-light);
    cursor: pointer;
}

.practice-count-row input[type="number"] {
    width: 5rem;
    padding: 0.4rem 0.5rem;
    background: var(--bg-dark, #0d1117);
    color: var(--text-light);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
}

.practice-form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: var(--space-md);
}

.practice-form-col-title {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--accent);
    margin-bottom: 0.4rem;
}

.practice-form-opt-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.4rem;
    padding: 0.15rem 0;
}

.practice-form-opt {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    color: var(--text-light);
    cursor: pointer;
}

.practice-info-btn {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.72rem;
    font-style: italic;
    font-weight: 700;
    font-family: Georgia, 'Times New Roman', serif;
    color: var(--text-muted);
    background: transparent;
    border: 1px solid var(--border);
    border-radius: 50%;
    cursor: pointer;
    transition: color 0.15s ease, border-color 0.15s ease;
}

.practice-info-btn:hover {
    color: var(--primary);
    border-color: var(--primary);
}

.practice-info-pop {
    display: none;
    position: fixed;
    z-index: 200;
    max-width: min(250px, calc(100vw - 16px));
    padding: 0.6rem 0.75rem;
    background: var(--bg-card, #161b22);
    border: 1px solid var(--primary);
    border-radius: var(--radius-sm);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
}

.practice-info-title {
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 0.25rem;
}

.practice-info-desc {
    color: var(--text-light);
    font-size: 0.9rem;
    line-height: 1.4;
    margin-bottom: 0.4rem;
}

.practice-info-ex {
    font-family: var(--font-japanese);
    color: var(--text-muted);
    font-size: 0.95rem;
    border-top: 1px solid var(--border);
    padding-top: 0.4rem;
}

.practice-count-select {
    padding: 0.4rem 0.6rem;
    background: var(--bg-dark, #0d1117);
    color: var(--text-light);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 1rem;
    cursor: pointer;
}

.practice-form-opt--disabled {
    color: var(--text-muted);
    opacity: 0.55;
    cursor: default;
}

.practice-start-row {
    display: flex;
    justify-content: center;
    margin-top: var(--space-md);
}

.practice-start-row .btn { min-width: 200px; }

/* --- Session --- */
.practice-session-header { margin-bottom: var(--space-md); }

.practice-progress-bar {
    height: 8px;
    background: var(--bg-card);
    border-radius: 999px;
    overflow: hidden;
    margin-bottom: var(--space-sm);
}

.practice-progress-fill {
    height: 100%;
    width: 0;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    transition: width 0.3s ease;
}

.practice-session-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.practice-streak { color: var(--accent); font-weight: 600; }

.practice-card {
    background: var(--bg-card);
    border: 2px solid var(--border);
    border-radius: var(--radius-md);
    padding: var(--space-lg) var(--space-md);
    margin: var(--space-md) 0;
    transition: border-color 0.2s ease, background 0.2s ease;
}

.practice-card.correct { border-color: var(--success, #3fb950); background: rgba(63, 185, 80, 0.08); }
.practice-card.incorrect { border-color: var(--danger, #f85149); background: rgba(248, 81, 73, 0.08); }

.practice-sentence {
    font-family: var(--font-japanese);
    font-size: 1.5rem;
    text-align: center;
    line-height: 1.8;
    color: var(--text-light);
    margin-bottom: var(--space-md);
}

.practice-blank {
    display: inline-block;
    min-width: 4rem;
    border-bottom: 2px dashed var(--accent);
    color: transparent;
}

.practice-instruction {
    text-align: center;
    color: var(--text-muted);
    margin-bottom: var(--space-sm);
}

.practice-target { color: var(--primary); font-weight: 600; }

.practice-verb-card { text-align: center; margin: var(--space-md) 0; }
.practice-verb-dict {
    display: block;
    font-family: var(--font-japanese);
    font-size: 2.4rem;
    color: var(--text-light);
}
.practice-verb-kana { color: var(--text-muted); margin-right: 0.5rem; }
.practice-verb-en { color: var(--text-muted); font-style: italic; }

.practice-input-row {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

#practice-input {
    flex: 1;
    padding: 0.75rem 1rem;
    font-family: var(--font-japanese);
    font-size: 1.4rem;
    text-align: center;
    background: var(--bg-dark, #0d1117);
    color: var(--text-light);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
}

#practice-input:focus { outline: none; border-color: var(--primary); }

.practice-feedback { min-height: 1.5rem; }

.practice-result-line {
    text-align: center;
    font-size: 1.1rem;
    margin-bottom: var(--space-sm);
}
.practice-correct { color: var(--success, #3fb950); }
.practice-wrong { color: var(--danger, #f85149); }
.practice-answer {
    font-family: var(--font-japanese);
    color: var(--text-light);
    margin-left: 0.4rem;
}
.practice-answer em { color: var(--text-muted); font-size: 0.9rem; }

.practice-explain {
    max-width: 460px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 0.5rem 0.75rem;
}
.practice-explain summary { cursor: pointer; color: var(--text-muted); }
.practice-explain-body { margin-top: 0.5rem; display: grid; gap: 0.25rem; color: var(--text-light); }
.practice-explain-k {
    display: inline-block;
    min-width: 70px;
    color: var(--accent);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.practice-session-footer { text-align: center; }
.practice-end-btn {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-muted);
    padding: 0.4rem 1rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
}
.practice-end-btn:hover { color: var(--text-light); border-color: var(--text-muted); }

/* --- Results --- */
.practice-results-inner { position: relative; text-align: center; }

#practice-confetti {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 2;
}

.practice-results-title { margin-bottom: var(--space-md); color: var(--text-light); }

.practice-results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.practice-stat {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: var(--space-md) var(--space-sm);
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}
.practice-stat-n { font-size: 1.6rem; font-weight: 700; color: var(--primary); }
.practice-stat-l { font-size: 0.8rem; color: var(--text-muted); }

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

/* --- Placeholder (unused once views render, kept for safety) --- */
.practice-placeholder { text-align: center; padding: var(--space-xl) var(--space-md); color: var(--text-muted); }

@media (max-width: 768px) {
    .practice-view { padding: var(--space-md); }
    .practice-sentence { font-size: 1.25rem; }
    .practice-verb-dict { font-size: 2rem; }
}