.vowels-hero {
    text-align: center;
    padding: var(--spacing-xl);
    border-radius: var(--radius-2xl);
    background: linear-gradient(135deg, #1f3446, #2b465c);
    margin-bottom: var(--spacing-2xl);
    box-shadow: var(--shadow-md);
    color: #eaf3fb;
}

.vowels-hero p {
    max-width: 760px;
    margin: 0.5rem auto 0;
}

.vowels-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.vowels-stat {
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.18);
}

.vowels-stat strong {
    display: block;
    color: #ffffff;
    font-size: var(--font-size-2xl);
}

.vowels-stat span {
    font-size: var(--font-size-sm);
    color: #d6e3ee;
}

.vowels-lessons-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
    gap: var(--spacing-lg);
}

.vowel-lesson-card {
    position: relative;
    background: linear-gradient(180deg, #273a4c, #223445);
    border: 1px solid #3e556a;
    border-left: 6px solid var(--secondary-color);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-lg);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.vowel-lesson-card.unlocked {
    cursor: pointer;
}

.vowel-lesson-card.unlocked:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.vowel-lesson-card h3,
.vowel-lesson-card p,
.vowel-lesson-card strong {
    color: #e9f3fb;
}

.vowel-lesson-card.locked {
    opacity: 0.45;
    filter: grayscale(0.2);
}

.vowel-lesson-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-sm);
}

.vowel-lesson-meta .pill {
    padding: 0.2rem 0.6rem;
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 600;
    background: rgba(255, 255, 255, 0.14);
    color: #f0f6fc;
}

.vowel-lesson-meta .pill.review {
    color: #7b4f00;
    background: #fff2df;
}

.arabic-row {
    font-family: var(--font-family-arabic);
    font-size: var(--font-size-2xl);
    text-align: center;
    color: #def0ff;
    direction: rtl;
    unicode-bidi: bidi-override;
    background: rgba(9, 22, 35, 0.36);
    border-radius: var(--radius-md);
    padding: 0.6rem;
    margin: 0.6rem 0;
}

.mini-progress {
    width: 100%;
    height: 8px;
    border-radius: 10px;
    overflow: hidden;
    background: var(--gray-200);
}

.mini-progress span {
    display: block;
    height: 100%;
}

.view {
    max-width: 980px;
    margin: 0 auto;
}

.view-card {
    background: linear-gradient(180deg, #223547, #1f3040);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-xl);
    border: 1px solid #3b5265;
}

.view-card h2,
.view-card h3,
.view-card p,
.view-card strong {
    color: #e8f2fb;
}

.harakat-intro {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    border: 1px solid #3d5467;
    border-radius: var(--radius-lg);
    background: linear-gradient(180deg, #2a3f52, #263a4b);
}

.harakat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

.harakat-item {
    border: 1px solid #4a6276;
    border-radius: var(--radius-md);
    padding: 0.7rem;
    background: #31495f;
}

.back-btn {
    border: none;
    background: #354c60;
    color: #eaf4fb;
    border-radius: var(--radius-md);
    padding: 0.55rem 0.85rem;
    margin-bottom: 0.8rem;
    cursor: pointer;
}

.vowel-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.8rem;
}

.vowel-badges span {
    background: #fff4cf;
    border: 1px solid #f3d074;
    border-radius: 999px;
    padding: 0.22rem 0.6rem;
    font-size: 0.85rem;
}

.vowel-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.vowel-card {
    border: 2px solid #3f586d;
    border-radius: var(--radius-xl);
    padding: var(--spacing-md);
    text-align: center;
    background: #2d4357;
}

.vowel-symbol {
    font-family: var(--font-family-arabic);
    font-size: 2.2rem;
    color: #eef7ff;
    margin-bottom: 0.2rem;
}

.controls-row {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    justify-content: center;
    margin-top: var(--spacing-lg);
}

.primary-btn,
.secondary-btn,
.option-btn,
.play-btn {
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.primary-btn:hover,
.secondary-btn:hover,
.option-btn:hover,
.play-btn:hover {
    transform: translateY(-1px);
}

.primary-btn {
    background: linear-gradient(135deg, #2e7d5c, #2f8fa7);
    color: #fff;
    padding: 0.8rem 1rem;
    font-size: 1rem;
}

.secondary-btn {
    background: #355068;
    color: #f0f7fd;
    padding: 0.8rem 1rem;
    border: 1px solid #4b667c;
}

.secondary-btn.arabic-btn {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-width: 96px;
    min-height: 98px;
    gap: 0.25rem;
}

.secondary-btn.arabic-btn .syllable-text {
    display: block;
    font-family: var(--font-family-arabic);
    font-size: 2rem;
    line-height: 1.4;
    padding-bottom: 0.12rem;
    margin: 0;
}

.secondary-btn.arabic-btn span {
    font-family: var(--font-family-primary);
    font-size: 0.92rem;
    font-weight: 600;
    line-height: 1.2;
    margin-top: 0;
    color: #c9dced;
}

.intro-syllables {
    gap: 0.45rem;
}

.play-btn {
    background: #1e6ea9;
    color: #fff;
    width: 40px;
    height: 40px;
}

.option-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.option-btn {
    min-height: 72px;
    padding: 0.7rem;
    background: #31485c;
    border: 2px solid #4a6277;
    color: #f3f9fd;
    font-size: 1rem;
    font-weight: 600;
}

.option-btn:focus,
.option-btn:hover {
    border-color: #7ec4ff;
    background: #3a556d;
}

.option-btn.correct {
    border-color: #59c693;
    background: #315449;
}

.option-btn.incorrect {
    border-color: #f07b7b;
    background: #5b3535;
}

.question-arabic {
    font-family: var(--font-family-arabic);
    font-size: 5rem;
    text-align: center;
    color: #ecf7ff;
    margin: var(--spacing-md) 0;
}

.quiz-header-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.feedback-box {
    min-height: 56px;
    border-radius: var(--radius-lg);
    background: #2b4053;
    border: 1px solid #4b6175;
    padding: 0.75rem;
    color: #f2f8fd;
    font-weight: 600;
}

.timer {
    font-weight: 700;
    color: #fff;
    background: linear-gradient(135deg, #0f7c74, #1f94af);
    padding: 0.45rem 0.8rem;
    border-radius: 999px;
}

.timer.warning {
    background: linear-gradient(135deg, #cc7a00, #e9961a);
}

.timer.critical {
    background: linear-gradient(135deg, #a92e2e, #d14545);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.stat-panel {
    background: #2d4357;
    border: 1px solid #455c71;
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
}

.word-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.word-item {
    border: 1px solid #465d72;
    border-radius: var(--radius-md);
    padding: 0.6rem;
    background: #2d4459;
}

.word-item .ar {
    font-family: var(--font-family-arabic);
    font-size: 2rem;
    color: #eef7ff;
    display: block;
}

.alphabet-table-wrap {
    width: 100%;
    overflow-x: auto;
    border: 1px solid #465d72;
    border-radius: var(--radius-lg);
    background: #223547;
}

.alphabet-vowels-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 720px;
}

.alphabet-vowels-table th,
.alphabet-vowels-table td {
    border-bottom: 1px solid #3a5267;
    padding: 0.55rem;
    text-align: center;
}

.alphabet-vowels-table th {
    background: #1c2e3f;
    color: #eef7ff;
    font-weight: 700;
}

.alphabet-vowels-table tr:hover td {
    background: #2d4459;
}

.arabic-cell {
    font-family: var(--font-family-arabic);
    font-size: 1.8rem;
    color: #eef7ff;
}

.arabic-cell span {
    display: block;
    font-family: var(--font-family-primary);
    font-size: 0.8rem;
    color: #c8dced;
    margin-top: 0.1rem;
}

.table-audio-btn {
    width: 100%;
    border: 1px solid #4b667c;
    border-radius: 10px;
    background: #31485c;
    color: #f2f8fd;
    padding: 0.35rem;
    cursor: pointer;
}

.table-audio-btn strong {
    display: block;
    font-family: var(--font-family-arabic);
    font-size: 1.5rem;
    line-height: 1.35;
}

.table-audio-btn span {
    display: block;
    font-size: 0.82rem;
    color: #c9dced;
}

.table-audio-btn:hover {
    background: #3a556d;
    border-color: #7ec4ff;
}

.reference-details {
    border: 1px solid #3f586d;
    border-radius: var(--radius-lg);
    padding: 0.65rem;
    background: #263a4c;
}

.reference-details summary {
    cursor: pointer;
    font-weight: 700;
    color: #eef7ff;
}

.reference-details[open] summary {
    margin-bottom: 0.65rem;
}

@media (max-width: 768px) {
    .view-card {
        padding: var(--spacing-lg);
    }

    .question-arabic {
        font-size: 3.8rem;
    }
}