/* ==========================================
   SIJJEEN HADITH LIBRARY - Complete CSS
   Mobile-First | All Fixes Included
   ========================================== */

/* Fonts */
@font-face {
    font-family: 'Helvetica Arabic';
    src: url('../assets/fonts/helvetica.ttf') format('truetype');
}

@font-face {
    font-family: 'iOS Semibold';
    src: url('../assets/fonts/ios-semibold.ttf') format('truetype');
}

/* Variables */
:root {
    --bg: #ffffff;
    --bg-secondary: #f9f9f9;
    --bg-tertiary: #f0f0f0;
    --text: #1a1a1a;
    --text-secondary: #666666;
    --text-light: #999999;
    --accent: #2d5a45;
    --accent-light: #e8f0ec;
    --accent-dark: #1e3d2f;
    --border: #eeeeee;
    --shadow: 0 2px 8px rgba(0,0,0,0.06);
    --shadow-lg: 0 4px 20px rgba(0,0,0,0.12);
    
    --font-en: 'iOS Semibold', 'Inter', -apple-system, sans-serif;
    --font-ar: 'Helvetica Arabic', 'Amiri', 'Traditional Arabic', serif;
    
    --radius: 12px;
    --radius-sm: 8px;
    --radius-lg: 16px;
    
    --safe-bottom: env(safe-area-inset-bottom, 0px);
}

/* Reset */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-en);
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -webkit-tap-highlight-color: transparent;
    overflow-x: hidden;
}

/* App Container */
.app {
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
    position: relative;
}

/* ==========================================
   SKELETON LOADING STATES
   ========================================== */

/* Base Skeleton */
.skeleton {
    background: linear-gradient(
        90deg,
        var(--bg-secondary) 0%,
        var(--bg-tertiary) 50%,
        var(--bg-secondary) 100%
    );
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s ease-in-out infinite;
    border-radius: 4px;
}

@keyframes skeleton-loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.skeleton-text {
    height: 14px;
    margin-bottom: 8px;
    border-radius: 4px;
}

.skeleton-title {
    height: 20px;
    margin-bottom: 12px;
    border-radius: 6px;
}

.skeleton-avatar {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
}

/* Chapter Skeleton */
.chapter-skeleton {
    padding: 14px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 10px;
}

.chapter-skeleton-label {
    width: 80px;
    height: 12px;
    margin-bottom: 8px;
}

.chapter-skeleton-title-ar {
    width: 100%;
    height: 18px;
    margin-bottom: 8px;
}

.chapter-skeleton-title-en {
    width: 85%;
    height: 14px;
    margin-bottom: 8px;
}

.chapter-skeleton-meta {
    width: 120px;
    height: 12px;
}

/* Hadith Item Skeleton */
.hadith-skeleton {
    padding: 14px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 10px;
}

.hadith-skeleton-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.hadith-skeleton-num {
    width: 50px;
    height: 16px;
}

.hadith-skeleton-grade {
    width: 60px;
    height: 20px;
    border-radius: 12px;
}

.hadith-skeleton-preview-ar {
    width: 100%;
    height: 16px;
    margin-bottom: 6px;
}

.hadith-skeleton-preview-ar:last-of-type {
    width: 70%;
}

.hadith-skeleton-preview-en {
    width: 90%;
    height: 14px;
    margin-bottom: 6px;
    margin-top: 8px;
}

.hadith-skeleton-preview-en:last-of-type {
    width: 65%;
}

/* Book Skeleton */
.book-skeleton {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 10px;
}

.book-skeleton-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}

.book-skeleton-info {
    flex: 1;
}

.book-skeleton-name {
    width: 60%;
    height: 16px;
    margin-bottom: 6px;
}

.book-skeleton-name-ar {
    width: 50%;
    height: 14px;
    margin-bottom: 4px;
}

.book-skeleton-count {
    width: 80px;
    height: 12px;
}

/* Hadith View Skeleton */
.hadith-view-skeleton {
    background: var(--bg);
    border-radius: var(--radius);
    padding: 18px;
    box-shadow: var(--shadow);
}

.skeleton-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}

.skeleton-book-name {
    width: 120px;
    height: 14px;
}

.skeleton-hadith-num {
    width: 50px;
    height: 16px;
}

.skeleton-chapter-box {
    background: var(--accent-light);
    padding: 14px;
    border-radius: var(--radius-sm);
    margin-bottom: 18px;
    border-left: 4px solid var(--accent);
}

.skeleton-chapter-ar {
    width: 100%;
    height: 18px;
    margin-bottom: 8px;
}

.skeleton-chapter-en {
    width: 80%;
    height: 14px;
}

.skeleton-section {
    margin-bottom: 18px;
}

.skeleton-label {
    width: 60px;
    height: 12px;
    margin-bottom: 10px;
}

.skeleton-chain {
    width: 100%;
    height: 14px;
    margin-bottom: 6px;
}

.skeleton-chain:last-of-type {
    width: 60%;
    margin-bottom: 12px;
}

.skeleton-body {
    width: 100%;
    height: 16px;
    margin-bottom: 8px;
}

.skeleton-body:nth-child(4) {
    width: 95%;
}

.skeleton-body:nth-child(5) {
    width: 90%;
}

.skeleton-body:last-of-type {
    width: 75%;
}

/* ==========================================
   HEADER
   ========================================== */
.app-header {
    position: sticky;
    top: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 12px;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    min-height: 52px;
}

.header-back {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: var(--accent);
    background: none;
    border: none;
    cursor: pointer;
    border-radius: 50%;
    flex-shrink: 0;
    -webkit-tap-highlight-color: transparent;
}

.header-back:active {
    background: var(--accent-light);
}

.header-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
    flex: 1;
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.header-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    background: none;
    border: none;
    cursor: pointer;
    border-radius: 50%;
    flex-shrink: 0;
    -webkit-tap-highlight-color: transparent;
}

.header-btn:active {
    background: var(--accent-light);
}

.header-actions {
    display: flex;
    gap: 2px;
}

.header-spacer {
    width: 40px;
}

/* ==========================================
   SEARCH BARS
   ========================================== */
.search-bar {
    display: flex;
    gap: 8px;
    padding: 10px 12px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
}

.search-bar input {
    flex: 1;
    padding: 10px 12px;
    font-size: 15px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg);
    outline: none;
    font-family: var(--font-en);
}

.search-bar input:focus {
    border-color: var(--accent);
}

.search-btn {
    padding: 10px 16px;
    font-size: 14px;
    font-weight: 500;
    background: var(--accent);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
}

.search-btn:active {
    background: var(--accent-dark);
}

.search-close {
    padding: 10px 14px;
    font-size: 16px;
    background: var(--bg);
    color: var(--text-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    cursor: pointer;
}

/* Book Search/Filter */
.book-search {
    padding: 10px 12px;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
}

.book-search input {
    width: 100%;
    padding: 10px 12px;
    font-size: 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-secondary);
    outline: none;
    font-family: var(--font-en);
}

.book-search input:focus {
    border-color: var(--accent);
    background: var(--bg);
}

/* ==========================================
   MAIN CONTENT
   ========================================== */
.app-content {
    flex: 1;
    padding: 12px;
    padding-bottom: calc(80px + var(--safe-bottom));
    overflow-y: auto;
}

/* Greeting */
.greeting {
    text-align: center;
    padding: 20px 12px;
    margin-bottom: 12px;
}

.greeting-arabic {
    font-family: var(--font-ar);
    font-size: 22px;
    color: var(--accent);
    margin-bottom: 6px;
    line-height: 1.6;
}

.greeting-text {
    font-size: 13px;
    color: var(--text-secondary);
}

/* ==========================================
   CATEGORY CARDS (Library Page)
   ========================================== */
.category-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.category-card {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    text-decoration: none;
    color: inherit;
    transition: all 0.2s;
    -webkit-tap-highlight-color: transparent;
}

.category-card:active {
    background: var(--bg-secondary);
    transform: scale(0.98);
}

.category-card.disabled {
    opacity: 0.5;
    pointer-events: none;
}

.category-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-light);
    border-radius: var(--radius-sm);
    flex-shrink: 0;
    font-size: 28px;
}

.category-icon img {
    width: 32px;
    height: 32px;
    object-fit: contain;
}

.category-info {
    flex: 1;
    min-width: 0;
}

.category-info h2 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 2px;
}

.category-arabic {
    font-family: var(--font-ar);
    font-size: 14px;
    color: var(--accent);
    margin-bottom: 2px;
}

.category-meta {
    font-size: 12px;
    color: var(--text-secondary);
}

.category-arrow {
    font-size: 18px;
    color: var(--text-light);
}

.coming-badge {
    font-size: 10px;
    font-weight: 600;
    padding: 4px 10px;
    background: var(--bg-secondary);
    border-radius: 20px;
    color: var(--text-secondary);
    text-transform: uppercase;
}

/* ==========================================
   VIEW SYSTEM
   ========================================== */
.view {
    animation: fadeIn 0.2s ease;
}

.view.hidden {
    display: none !important;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

.view-header {
    margin-bottom: 14px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}

.view-header h2 {
    font-size: 17px;
    font-weight: 600;
    margin-bottom: 4px;
    color: var(--text);
}

.view-header p {
    font-size: 13px;
    color: var(--text-secondary);
}

.view-subtitle {
    font-size: 11px;
    color: var(--accent);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

/* ==========================================
   BOOK ITEMS
   ========================================== */
.book-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    cursor: pointer;
    transition: all 0.15s;
    -webkit-tap-highlight-color: transparent;
}

.book-item:active {
    background: var(--bg-secondary);
    transform: scale(0.98);
}

.book-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-light);
    border-radius: var(--radius-sm);
    flex-shrink: 0;
    font-size: 24px;
}

.book-icon img {
    width: 30px;
    height: 30px;
    object-fit: contain;
}

.book-info {
    flex: 1;
    min-width: 0;
}

.book-name-en {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--text);
}

.book-name-ar {
    font-family: var(--font-ar);
    font-size: 13px;
    color: var(--accent);
}

.book-count {
    font-size: 11px;
    color: var(--text-secondary);
    margin-top: 3px;
}

.item-arrow {
    color: var(--text-light);
    font-size: 16px;
    flex-shrink: 0;
}

/* ==========================================
   CHAPTER ITEMS
   ========================================== */
.chapter-item {
    padding: 14px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    cursor: pointer;
    transition: all 0.15s;
    -webkit-tap-highlight-color: transparent;
}

.chapter-item:active {
    background: var(--bg-secondary);
}

.chapter-num {
    font-size: 11px;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 6px;
}

.chapter-title-ar {
    font-family: var(--font-ar);
    font-size: 16px;
    line-height: 1.7;
    direction: rtl;
    text-align: right;
    margin-bottom: 6px;
    color: var(--text);
}

.chapter-title-en {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.5;
}

.chapter-meta {
    font-size: 12px;
    color: var(--text-light);
    margin-top: 8px;
}

.chapter-meta .range {
    color: var(--accent);
    font-weight: 600;
}

/* ==========================================
   NEW FIELD STYLES
   ========================================== */

/* Hadith Title */
.title-box {
    background: #fff8e1;
    padding: 14px;
    border-radius: var(--radius-sm);
    margin-bottom: 18px;
    border-left: 4px solid #ffa000;
}

.title-ar {
    font-family: var(--font-ar);
    font-size: 17px;
    line-height: 1.8;
    direction: rtl;
    text-align: right;
    color: var(--text);
    margin-bottom: 6px;
    font-weight: 600;
}

.title-en {
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 600;
}

/* Chapter Intro */
.chapter-intro {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px dashed rgba(45, 90, 69, 0.3);
}

.chapter-intro-ar {
    font-family: var(--font-ar);
    font-size: 14px;
    line-height: 1.8;
    direction: rtl;
    text-align: right;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.chapter-intro-en {
    font-size: 12px;
    line-height: 1.6;
    color: var(--text-light);
}

/* Subchapter h2 */
.subchapter-box {
    background: #e3f2fd;
    padding: 14px;
    border-radius: var(--radius-sm);
    margin-bottom: 18px;
    border-left: 4px solid #1976d2;
}

.subchapter-ar {
    font-family: var(--font-ar);
    font-size: 15px;
    line-height: 1.8;
    direction: rtl;
    text-align: right;
    color: var(--text);
    margin-bottom: 6px;
    font-weight: 600;
}

.subchapter-en {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 8px;
    font-weight: 600;
}

.subchapter-intro-ar {
    font-family: var(--font-ar);
    font-size: 13px;
    line-height: 1.7;
    direction: rtl;
    text-align: right;
    color: var(--text-secondary);
    margin-top: 8px;
}

.subchapter-intro-en {
    font-size: 12px;
    line-height: 1.5;
    color: var(--text-light);
    margin-top: 4px;
}

/* ==========================================
   HADITH ITEMS (List View)
   ========================================== */
.hadith-item {
    padding: 14px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    cursor: pointer;
    transition: all 0.15s;
    -webkit-tap-highlight-color: transparent;
}

.hadith-item:active {
    background: var(--bg-secondary);
}

.hadith-item-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.hadith-item-num {
    font-size: 13px;
    font-weight: 600;
    color: var(--accent);
}

.hadith-item-grade {
    font-size: 10px;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: 12px;
    background: var(--accent);
    color: white;
    text-transform: uppercase;
}

.hadith-item-grade.hasan {
    background: #2874a6;
}

.hadith-item-grade.daif {
    background: #a04000;
}

.hadith-preview-ar {
    font-family: var(--font-ar);
    font-size: 15px;
    line-height: 1.8;
    direction: rtl;
    text-align: right;
    color: var(--text);
    margin-bottom: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.hadith-preview-en {
    font-size: 13px;
    line-height: 1.5;
    color: var(--text-secondary);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ==========================================
   BOTTOM NAVIGATION
   ========================================== */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    display: flex;
    justify-content: space-around;
    padding: 10px 16px;
    padding-bottom: calc(10px + var(--safe-bottom));
    background: var(--bg);
    border-top: 1px solid var(--border);
    z-index: 100;
}

.bottom-nav.hidden {
    display: none;
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3px;
    padding: 8px 24px;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    -webkit-tap-highlight-color: transparent;
}

.nav-item:active {
    background: var(--accent-light);
    color: var(--accent);
}

.nav-icon {
    font-size: 20px;
}

.nav-label {
    font-size: 11px;
    font-weight: 500;
}

/* ==========================================
   READING VIEW (Hadith Detail Page)
   ========================================== */
.reading-mode {
    background: var(--bg-secondary);
}

.reading-content {
    flex: 1;
    padding: 12px;
    padding-bottom: calc(80px + var(--safe-bottom));
    overflow-y: auto;
}

.hadith-article {
    background: var(--bg);
    border-radius: var(--radius);
    padding: 18px;
    box-shadow: var(--shadow);
}

.hadith-article.hidden {
    display: none;
}

.hadith-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}

.book-name {
    font-size: 13px;
    color: var(--text-secondary);
}

.hadith-num {
    font-size: 14px;
    font-weight: 700;
    color: var(--accent);
}

/* Chapter Box */
.chapter-box {
    background: var(--accent-light);
    padding: 14px;
    border-radius: var(--radius-sm);
    margin-bottom: 18px;
    border-left: 4px solid var(--accent);
}

.chapter-ar {
    font-family: var(--font-ar);
    font-size: 16px;
    line-height: 1.8;
    direction: rtl;
    text-align: right;
    color: var(--text);
    margin-bottom: 6px;
}

.chapter-en {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Text Sections */
.text-box {
    margin-bottom: 18px;
}

.section-label {
    font-size: 11px;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}

.arabic-box {
    direction: rtl;
    text-align: right;
}

.chain-text {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 12px;
    padding-bottom: 12px;
    border-bottom: 1px dashed var(--border);
    line-height: 1.7;
}

.arabic-box .chain-text {
    font-family: var(--font-ar);
    font-size: 15px;
    line-height: 1.9;
}

.body-text {
    font-size: 15px;
    line-height: 1.7;
    color: var(--text);
}

.arabic-box .body-text {
    font-family: var(--font-ar);
    font-size: 19px;
    line-height: 2;
}

.english-box {
    padding-top: 16px;
    border-top: 1px solid var(--border);
    direction: ltr;
    text-align: left;
}

.english-box .body-text {
    color: var(--text-secondary);
}

/* Reference Box */
.reference-box {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    padding: 12px 14px;
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
    margin-bottom: 10px;
    font-size: 13px;
}

.ref-label {
    color: var(--text-secondary);
}

.ref-value {
    font-weight: 600;
    color: var(--accent);
}

.ref-arabic {
    font-family: var(--font-ar);
    color: var(--text-secondary);
}

/* Grade Box */
.grade-box {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    padding: 12px 14px;
    background: var(--accent-light);
    border-radius: var(--radius-sm);
    margin-bottom: 10px;
    font-size: 13px;
}

.grade-label {
    color: var(--text-secondary);
}

.grade-value {
    font-weight: 600;
    color: var(--accent);
}

.grade-arabic {
    font-family: var(--font-ar);
    color: var(--text-secondary);
}

/* Footnote Box */
.footnote-box {
    margin: 16px 0;
    padding: 14px;
    background: #fffbeb;
    border: 1px solid #fcd34d;
    border-radius: var(--radius-sm);
    border-left: 4px solid #f59e0b;
}

.footnote-box .section-label {
    color: #b45309;
    margin-bottom: 10px;
}

.footnote-ar {
    font-family: var(--font-ar);
    font-size: 14px;
    line-height: 1.8;
    color: #92400e;
    margin-bottom: 8px;
    text-align: right;
}

.footnote-en {
    font-size: 13px;
    line-height: 1.6;
    color: #78350f;
}

.footnote-box.hidden {
    display: none;
}

/* Grader Box */
.grader-box {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
    margin-bottom: 10px;
    font-size: 13px;
}

.grader-label {
    color: var(--text-secondary);
}

.grader-value {
    font-weight: 600;
    color: var(--accent);
}

.grader-arabic {
    font-family: var(--font-ar);
    color: var(--text-secondary);
}

/* Cache badge */
.cache-badge {
    color: var(--accent);
    font-size: 12px;
}

/* Retry button */
.retry-btn {
    margin-top: 15px;
    padding: 12px 24px;
    background: var(--accent);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
}

/* Reading Navigation */
.reading-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 14px;
    padding-bottom: calc(12px + var(--safe-bottom));
    background: var(--bg);
    border-top: 1px solid var(--border);
    z-index: 100;
}

.reading-nav.hidden {
    display: none;
}

.reading-nav-btn {
    padding: 12px 20px;
    font-size: 14px;
    font-weight: 600;
    background: var(--accent);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-family: var(--font-en);
    -webkit-tap-highlight-color: transparent;
}

.reading-nav-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.reading-nav-btn:active:not(:disabled) {
    background: var(--accent-dark);
}

.reading-nav-count {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 500;
}

/* ==========================================
   MODALS
   ========================================== */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    z-index: 1000;
    overflow-y: auto;
}

.modal.hidden {
    display: none !important;
}

.modal-content {
    background: var(--bg);
    border-radius: var(--radius-lg);
    padding: 20px;
    width: 100%;
    max-width: 340px;
    max-height: 85vh;
    overflow-y: auto;
    animation: modalSlideUp 0.25s ease;
}

.modal-lg {
    max-width: 400px;
}

.modal-xl {
    max-width: 95vw;
    max-height: 90vh;
}

@keyframes modalSlideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.modal-header h3 {
    font-size: 17px;
    font-weight: 600;
}

.modal-close {
    width: 34px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 18px;
    color: var(--text-secondary);
    -webkit-tap-highlight-color: transparent;
}

.modal-close:active {
    background: var(--border);
}

.modal-content h3 {
    font-size: 17px;
    margin-bottom: 8px;
}

.modal-subtitle {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 14px;
}

.modal-content input[type="number"],
.modal-content input[type="text"] {
    width: 100%;
    padding: 14px;
    font-size: 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
    outline: none;
    font-family: var(--font-en);
}

.modal-content input:focus {
    border-color: var(--accent);
}

.modal-actions {
    display: flex;
    gap: 10px;
    margin-top: 18px;
}

.btn-secondary {
    flex: 1;
    padding: 14px;
    font-size: 14px;
    font-weight: 600;
    background: var(--bg-secondary);
    color: var(--text);
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-family: var(--font-en);
    -webkit-tap-highlight-color: transparent;
}

.btn-secondary:active {
    background: var(--border);
}

.btn-primary {
    flex: 1;
    padding: 14px;
    font-size: 14px;
    font-weight: 600;
    background: var(--accent);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-family: var(--font-en);
    -webkit-tap-highlight-color: transparent;
}

.btn-primary:active {
    background: var(--accent-dark);
}

/* Checkboxes */
.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.checkbox-group.compact {
    gap: 6px;
}

.checkbox-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 14px;
    -webkit-tap-highlight-color: transparent;
}

.checkbox-item:active {
    background: var(--border);
}

.checkbox-item input[type="checkbox"] {
    width: 20px;
    height: 20px;
    accent-color: var(--accent);
    cursor: pointer;
}

/* Radio Buttons */
.radio-group {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.radio-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 13px;
    -webkit-tap-highlight-color: transparent;
}

.radio-item:active {
    background: var(--border);
}

.radio-item input[type="radio"] {
    accent-color: var(--accent);
    cursor: pointer;
}

/* ==========================================
   IMAGE GENERATOR
   ========================================== */
.image-generator {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.image-options {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.option-section {
    background: var(--bg-secondary);
    padding: 14px;
    border-radius: var(--radius-sm);
}

.option-section h4 {
    font-size: 12px;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.color-options {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.color-row {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    flex-wrap: wrap;
}

.color-row label {
    min-width: 70px;
    color: var(--text-secondary);
}

.color-row input[type="color"] {
    width: 36px;
    height: 36px;
    border: 2px solid var(--border);
    border-radius: 8px;
    cursor: pointer;
    padding: 2px;
}

.color-presets {
    display: flex;
    gap: 6px;
}

.color-preset {
    width: 28px;
    height: 28px;
    border: 2px solid var(--border);
    border-radius: 6px;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
}

.color-preset:active {
    transform: scale(0.9);
}

.slider-row {
    margin-bottom: 14px;
}

.slider-row:last-child {
    margin-bottom: 0;
}

.slider-row label {
    display: block;
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.slider-row input[type="range"] {
    width: 100%;
    height: 6px;
    border-radius: 3px;
    accent-color: var(--accent);
    cursor: pointer;
}

.font-row {
    margin-bottom: 12px;
}

.font-row:last-child {
    margin-bottom: 0;
}

.font-row label {
    display: block;
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.font-row select {
    width: 100%;
    padding: 10px 12px;
    font-size: 13px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg);
    font-family: var(--font-en);
    cursor: pointer;
}

/* Image Preview */
.image-preview-container h4 {
    font-size: 12px;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.image-preview-wrapper {
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
    padding: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 200px;
    max-height: 50vh;
    overflow: auto;
}

#imagePreviewCanvas {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-lg);
}

/* ==========================================
   LOADING STATE
   ========================================== */
.loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 50px 20px;
    color: var(--text-secondary);
    text-align: center;
}

.spinner {
    width: 36px;
    height: 36px;
    border: 3px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-bottom: 14px;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.loading p {
    margin: 4px 0;
    font-size: 14px;
}

.loading-hint {
    font-size: 12px !important;
    color: var(--text-light) !important;
    margin-top: 8px !important;
}

/* ==========================================
   NO RESULTS
   ========================================== */
.no-results {
    text-align: center;
    padding: 50px 20px;
    color: var(--text-secondary);
}

.no-results p {
    margin: 8px 0;
    font-size: 14px;
}

.no-results button {
    margin-top: 16px;
    padding: 12px 24px;
    background: var(--accent);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-family: var(--font-en);
    font-size: 14px;
    font-weight: 600;
}

/* ==========================================
   TOAST
   ========================================== */
.toast {
    position: fixed;
    bottom: 100px;
    left: 50%;
    transform: translateX(-50%);
    background: #333;
    color: white;
    padding: 12px 24px;
    border-radius: 30px;
    font-size: 14px;
    font-weight: 500;
    z-index: 9999;
    max-width: 90%;
    text-align: center;
    white-space: nowrap;
    box-shadow: var(--shadow-lg);
    animation: toastIn 0.3s ease;
}

.toast.hidden {
    display: none !important;
}

@keyframes toastIn {
    from { opacity: 0; transform: translateX(-50%) translateY(20px); }
    to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

/* ==========================================
   UTILITIES
   ========================================== */
.hidden {
    display: none !important;
}

/* Footer */
.app-footer {
    text-align: center;
    padding: 20px;
    color: var(--text-light);
    font-family: var(--font-ar);
    font-size: 14px;
}

/* ==========================================
   DESKTOP ENHANCEMENTS
   ========================================== */
@media (min-width: 600px) {
    .app {
        max-width: 600px;
        margin: 0 auto;
        box-shadow: 0 0 40px rgba(0,0,0,0.08);
    }
    
    .modal-xl {
        max-width: 700px;
    }
    
    .image-generator {
        flex-direction: row;
    }
    
    .image-options {
        width: 300px;
        flex-shrink: 0;
    }
    
    .image-preview-container {
        flex: 1;
    }
}

@media (min-width: 768px) {
    .book-item:hover,
    .chapter-item:hover,
    .hadith-item:hover {
        border-color: var(--accent);
        box-shadow: var(--shadow);
    }
    
    .category-card:hover {
        border-color: var(--accent);
    }
}