/* Korean module styles — mirrors chinese.css structure */

.korean-hub-container {
    max-width: 600px;
    width: 100%;
    margin: 0 auto;
    padding-bottom: 2rem;
}

.korean-module-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 0.85rem;
    padding: 0 1rem 1rem;
    margin-top: 1rem;
}

.korean-mode-card {
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 1.4rem 1rem;
    gap: 0.5rem;
}

.korean-mode-card .module-icon {
    font-size: 2rem;
}

.korean-mode-card .module-info {
    align-items: center;
}

.korean-setup-note {
    margin: -0.2rem 0 0.8rem;
    font-size: 0.84rem;
    color: var(--text-muted);
    text-align: center;
}

/* Korean listening mode: transform practice screen */
#korean-practice-screen.korean-listening-mode .progress-bar-container,
#korean-practice-screen.korean-listening-mode .score-badge,
#korean-practice-screen.korean-listening-mode #korean-mode-badge,
#korean-practice-screen.korean-listening-mode #korean-mc-area,
#korean-practice-screen.korean-listening-mode #korean-speed-normal {
    display: none !important;
}

#korean-practice-screen.korean-listening-mode .top-bar {
    align-items: center;
}

#korean-practice-screen.korean-listening-mode .progress-info {
    margin-left: auto;
}

#korean-practice-screen.korean-listening-mode .phrases-container {
    padding-bottom: 2rem;
}

#korean-practice-screen.korean-listening-mode #korean-question-card {
    margin: 0 1rem;
}

#korean-practice-screen.korean-listening-mode #korean-typing-area {
    padding: 0 1rem;
}

#korean-practice-screen.korean-listening-mode #korean-feedback,
#korean-practice-screen.korean-listening-mode #korean-correct-answer,
#korean-practice-screen.korean-listening-mode #korean-next-btn {
    margin: 0 1rem;
}

#korean-practice-screen.korean-listening-mode .phrases-speak-row {
    justify-content: center;
    flex-direction: column;
    align-items: center;
    gap: 0.6rem;
}

/* feedback.close for near-correct listening answers */
.feedback.close {
    color: #b8860b;
}

@media (prefers-color-scheme: dark) {
    .feedback.close { color: #FDCB6E; }
}

/* Phrases category list container */
.phrases-categories {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    padding: 0.5rem 1rem 2rem;
}

/* ─── Korean Grammar Hub ─────────────────────────────────────────────────── */
.ko-grammar-hub-container {
    max-width: 680px;
    width: 100%;
    margin: 0 auto;
    padding-bottom: 2rem;
}

.ko-grammar-progress-badge {
    background: var(--accent);
    color: #fff;
    font-size: 0.78rem;
    font-weight: 700;
    padding: 0.25rem 0.7rem;
    border-radius: var(--radius-full);
    letter-spacing: 0.02em;
}

/* Section headers (TOPIK1 / TOPIK2) */
.ko-grammar-section {
    padding: 0 1rem;
    margin-top: 1.4rem;
}

.ko-grammar-section:first-child {
    margin-top: 0.6rem;
}

.ko-grammar-section-header {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    margin-bottom: 0.7rem;
}

.ko-grammar-section-label {
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    padding: 0.2rem 0.6rem;
    border-radius: var(--radius-full);
}

.ko-grammar-section-label--t1 {
    background: #ede9fe;
    color: #6c63ff;
}
.ko-grammar-section-label--t2 {
    background: #e0f2fe;
    color: #0096c7;
}

@media (prefers-color-scheme: dark) {
    .ko-grammar-section-label--t1 { background: rgba(108,99,255,0.2); color: #a89dff; }
    .ko-grammar-section-label--t2 { background: rgba(0,150,199,0.2); color: #67d6f5; }
}

.ko-grammar-section-line {
    flex: 1;
    height: 1px;
    background: var(--border);
}

.ko-grammar-section-count {
    font-size: 0.72rem;
    color: var(--text-muted);
    font-weight: 600;
}

/* Card grid */
.ko-grammar-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.65rem;
}

@media (max-width: 520px) {
    .ko-grammar-grid {
        grid-template-columns: 1fr;
    }
}

/* Individual card */
.ko-grammar-card {
    display: flex;
    flex-direction: column;
    text-align: left;
    border: 1.5px solid var(--border);
    border-radius: 14px;
    background: var(--bg-card);
    color: var(--text-primary);
    padding: 0;
    cursor: pointer;
    overflow: hidden;
    transition: transform 0.15s, box-shadow 0.15s, border-color 0.15s;
    position: relative;
}

.ko-grammar-card:not(:disabled):hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.10);
    border-color: var(--accent);
}

.ko-grammar-card--locked {
    opacity: 0.55;
    cursor: not-allowed;
}

.ko-grammar-card--completed {
    border-color: var(--correct);
}

.ko-grammar-card--completed .ko-grammar-card-accent {
    background: var(--correct) !important;
}

/* Colored top accent bar */
.ko-grammar-card-accent {
    height: 3px;
    width: 100%;
    flex-shrink: 0;
}

.ko-grammar-card-accent--t1 { background: linear-gradient(90deg, #6c63ff, #a89dff); }
.ko-grammar-card-accent--t2 { background: linear-gradient(90deg, #0096c7, #67d6f5); }

/* Card inner content */
.ko-grammar-card-body {
    padding: 0.75rem 0.85rem 0.7rem;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.ko-grammar-card-top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.4rem;
}

.ko-grammar-card-pattern {
    font-size: 0.88rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.3;
    flex: 1;
}

.ko-grammar-card-badge {
    font-size: 0.64rem;
    font-weight: 700;
    padding: 0.18rem 0.48rem;
    border-radius: 99px;
    flex-shrink: 0;
    margin-top: 0.05rem;
}

.ko-grammar-card-badge--t1 {
    background: #ede9fe;
    color: #6c63ff;
}
.ko-grammar-card-badge--t2 {
    background: #e0f2fe;
    color: #0096c7;
}

@media (prefers-color-scheme: dark) {
    .ko-grammar-card-badge--t1 { background: rgba(108,99,255,0.22); color: #a89dff; }
    .ko-grammar-card-badge--t2 { background: rgba(0,150,199,0.22); color: #67d6f5; }
}

.ko-grammar-card-name {
    font-size: 0.76rem;
    color: var(--text-secondary);
    line-height: 1.35;
}

/* Card bottom: mini progress bar + meta */
.ko-grammar-card-footer {
    margin-top: 0.55rem;
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.ko-grammar-card-bar-track {
    height: 3px;
    border-radius: 99px;
    background: var(--bg-sunken);
    overflow: hidden;
}

.ko-grammar-card-bar-fill {
    height: 100%;
    border-radius: 99px;
    background: var(--accent);
    transition: width 0.4s ease;
}

.ko-grammar-card--completed .ko-grammar-card-bar-fill {
    background: var(--correct);
}

.ko-grammar-card-meta {
    font-size: 0.7rem;
    color: var(--text-muted);
    display: flex;
    gap: 0.45rem;
}

/* Lock / check icon overlay */
.ko-grammar-card-status {
    position: absolute;
    bottom: 0.65rem;
    right: 0.65rem;
    font-size: 0.9rem;
    opacity: 0.6;
}

/* Review button */
.ko-grammar-review-wrap {
    padding: 1.2rem 1rem 0.5rem;
}

.ko-grammar-review-btn {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.85rem 1rem;
    border-radius: 14px;
    border: 2px dashed var(--border);
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    transition: border-color 0.15s, color 0.15s, background 0.15s;
}

.ko-grammar-review-btn:not(:disabled):hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-bg, rgba(108,99,255,0.06));
}

.ko-grammar-review-btn:disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

.ko-grammar-review-icon {
    font-size: 1.1rem;
}