/* === rtl.css — Urdu RTL & Bidirectional Text Styles === */

/* --- Base Urdu Text --- */
.urdu, [lang="ur"] {
    font-family: 'Noto Nastaliq Urdu', 'Jameel Noori Nastaleeq', serif;
    font-size: 1.8rem;
    line-height: 2.5;
    direction: rtl;
    unicode-bidi: embed;
}

/* Smaller inline Urdu within English text */
.urdu-inline {
    font-family: 'Noto Nastaliq Urdu', 'Jameel Noori Nastaleeq', serif;
    font-size: 1.3rem;
    line-height: 2;
    direction: rtl;
    unicode-bidi: embed;
}

/* --- Urdu Block (full RTL container) --- */
.urdu-block {
    font-family: 'Noto Nastaliq Urdu', 'Jameel Noori Nastaleeq', serif;
    font-size: 1.8rem;
    line-height: 2.5;
    direction: rtl;
    unicode-bidi: isolate;
    text-align: right;
    padding: 1rem 1.5rem;
    background: #fafaf5;
    border-radius: 6px;
    border-right: 4px solid #2d8a4e;
    margin: 1rem 0;
}

/* --- Large Display (for alphabet, featured words) --- */
.urdu-large {
    font-family: 'Noto Nastaliq Urdu', serif;
    font-size: 4rem;
    line-height: 2.5;
    direction: rtl;
    unicode-bidi: embed;
    color: #1a5632;
}

.urdu-xlarge {
    font-family: 'Noto Nastaliq Urdu', serif;
    font-size: 6rem;
    line-height: 2.2;
    direction: rtl;
    unicode-bidi: embed;
    color: #1a5632;
    text-align: center;
}

/* --- Transliteration (Roman script) --- */
.transliteration {
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    color: #6b7280;
    font-style: italic;
    direction: ltr;
    unicode-bidi: embed;
}

.transliteration-block {
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    color: #6b7280;
    font-style: italic;
    direction: ltr;
    text-align: left;
    padding: 0.25rem 0;
}

/* When transliteration is hidden */
body.hide-transliteration .transliteration,
body.hide-transliteration .transliteration-block {
    display: none;
}

/* --- English Translation --- */
.english {
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    color: #374151;
    direction: ltr;
}

/* --- Parallel Text (Urdu + Transliteration + English stacked) --- */
.parallel-text {
    margin: 1rem 0;
    padding: 1rem;
    border-left: 3px solid #e8f5e9;
}

.parallel-text .urdu-line {
    font-family: 'Noto Nastaliq Urdu', serif;
    font-size: 1.6rem;
    line-height: 2.5;
    direction: rtl;
    text-align: right;
    color: #1a1a2e;
}

.parallel-text .roman-line {
    font-size: 0.95rem;
    color: #6b7280;
    font-style: italic;
    margin-bottom: 0.25rem;
}

.parallel-text .english-line {
    font-size: 0.95rem;
    color: #374151;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid #f0f0f0;
}

.parallel-text .english-line:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

/* --- Vocabulary Card --- */
.vocab-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1rem;
    margin: 1rem 0;
}

/* Compact vocab grid inside letter cards */
.letter-card-details .vocab-grid {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 0.5rem;
    margin: 0.5rem 0;
}

.vocab-card {
    background: #fff;
    border: 1px solid #e8e8e8;
    border-radius: 8px;
    padding: 1rem;
    text-align: center;
    transition: box-shadow 0.2s, transform 0.2s;
}

/* Compact vocab cards inside letter cards */
.letter-card-details .vocab-card {
    padding: 0.5rem;
}

.letter-card-details .vocab-card .urdu-word {
    font-size: 1.8rem;
    line-height: 2.2;
}

.letter-card-details .vocab-card .roman-word {
    font-size: 0.85rem;
}

.letter-card-details .vocab-card .english-word {
    font-size: 0.8rem;
}

.vocab-card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
}

.vocab-card .urdu-word {
    font-family: 'Noto Nastaliq Urdu', serif;
    font-size: 2.5rem;
    line-height: 2.5;
    direction: rtl;
    color: #1a5632;
    display: block;
}

.vocab-card .roman-word {
    font-size: 1rem;
    color: #6b7280;
    font-style: italic;
    display: block;
    margin-bottom: 0.25rem;
}

.vocab-card .english-word {
    font-size: 0.95rem;
    color: #374151;
    font-weight: 500;
    display: block;
}

/* --- Letter Card (two-column: details left, letter right) --- */
.letter-card {
    display: flex;
    gap: 1.5rem;
    align-items: stretch;
}

.letter-card-details {
    flex: 1;
    min-width: 0;
}

/* --- Letter Display (right side of card) --- */
.letter-display {
    text-align: center;
    padding: 1.25rem 1.5rem;
    background: linear-gradient(135deg, #f0fdf4 0%, #e8f5e9 100%);
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-width: 160px;
    max-width: 200px;
    flex-shrink: 0;
}

.letter-display .letter-main {
    font-family: 'Noto Nastaliq Urdu', serif;
    font-size: 5rem;
    line-height: 1.8;
    color: #1a5632;
    direction: rtl;
}

.letter-display .letter-name {
    font-family: 'Noto Nastaliq Urdu', serif;
    font-size: 1.4rem;
    line-height: 2;
    color: #2d8a4e;
    direction: rtl;
    display: block;
}

.letter-display .letter-name-roman {
    font-size: 0.95rem;
    color: #6b7280;
    font-style: italic;
}

.letter-display .letter-sound {
    font-size: 0.85rem;
    color: #374151;
    margin-top: 0.25rem;
}

.letter-display .letter-base {
    font-size: 0.8rem;
    color: #666;
    margin-top: 0.25rem;
}

/* --- Letter Forms Table --- */
.forms-table {
    width: 100%;
    border-collapse: collapse;
    margin: 0.5rem 0;
    text-align: center;
}

.forms-table th {
    background: #e8f5e9;
    padding: 0.35rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 600;
    color: #1a5632;
    border-bottom: 2px solid #c8e6c9;
}

.forms-table td {
    padding: 0.4rem 0.5rem;
    border-bottom: 1px solid #f0f0f0;
    font-family: 'Noto Nastaliq Urdu', serif;
    font-size: 1.6rem;
    line-height: 2;
    direction: rtl;
    color: #1a1a2e;
}

/* --- Grammar Note Box --- */
.grammar-note {
    background: #fffbeb;
    border: 1px solid #fcd34d;
    border-left: 4px solid #f59e0b;
    border-radius: 6px;
    padding: 1rem 1.25rem;
    margin: 1rem 0;
}

.grammar-note h4 {
    color: #92400e;
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.grammar-note p {
    font-size: 0.95rem;
    color: #78350f;
    margin-bottom: 0.5rem;
}

/* --- Diacritics / Harakat display --- */
.diacritic {
    font-family: 'Noto Nastaliq Urdu', serif;
    font-size: 2rem;
    color: #dc2626;
    direction: rtl;
}

/* --- Letter Grid (for alphabet overview) --- */
.letter-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: 0.75rem;
    margin: 1rem 0;
}

.letter-grid-item {
    background: #fff;
    border: 2px solid #e8e8e8;
    border-radius: 8px;
    padding: 0.75rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
}

.letter-grid-item:hover {
    border-color: #2d8a4e;
    background: #f0fdf4;
    transform: scale(1.05);
}

.letter-grid-item .letter {
    font-family: 'Noto Nastaliq Urdu', serif;
    font-size: 2.5rem;
    line-height: 2.2;
    direction: rtl;
    color: #1a5632;
    display: block;
}

.letter-grid-item .name {
    font-size: 0.7rem;
    color: #6b7280;
    display: block;
}