/* ========== RESET & VARIABLES ========== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Professional Blue Palette */
    --primary: #2563EB;
    --primary-light: #3B82F6;
    --primary-soft: #60A5FA;
    --primary-bg: #EFF6FF;
    
    --secondary: #1E293B;
    --secondary-light: #334155;
    
    --success: #10B981;
    --success-bg: #D1FAE5;
    --warning: #F59E0B;
    --danger: #EF4444;
    
    --bg: #F8FAFC;
    --surface: #FFFFFF;
    --surface-hover: #F1F5F9;
    
    --text-primary: #0F172A;
    --text-secondary: #475569;
    --text-light: #64748B;
    --text-white: #FFFFFF;
    
    --border: #E2E8F0;
    --border-light: #F1F5F9;
    
    --shadow-sm: 0 1px 2px 0 rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px -3px rgba(37,99,235,0.1);
    
    /* Fonts */
    --songti: "SimSun", "宋体", "Songti SC", "Times New Roman", serif;
    --sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --calligraphy: 'Ma Shan Zheng', cursive;
}

body {
    font-family: var(--sans);
    background: var(--bg);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.6;
}

/* ========== TOP NAVIGATION ========== */
.nav {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: 0.75rem 2rem;
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-container {
    max-width: 1600px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.nav-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo-wrapper {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
}

.chinese-logo {
    font-family: var(--calligraphy);
    font-size: 1.8rem;
    color: var(--primary);
    line-height: 1;
}

.logo-sub {
    font-size: 0.85rem;
    color: var(--text-light);
    font-weight: 400;
}

.readme-icon {
    width: 32px;
    height: 32px;
    border: 1px solid var(--border);
    background: var(--surface);
    border-radius: 50%;
    color: var(--text-light);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.readme-icon:hover {
    background: var(--primary-bg);
    color: var(--primary);
    border-color: var(--primary);
}

/* Category Progress */
.nav-center {
    flex: 1;
    max-width: 300px;
}

.category-progress {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    background: var(--primary-bg);
    padding: 0.4rem 1.2rem;
    border-radius: 40px;
    border: 1px solid rgba(37,99,235,0.1);
}

.category-name {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--primary);
}

.progress-numbers {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    background: white;
    padding: 0.2rem 0.8rem;
    border-radius: 30px;
}

/* Resources Button with Text */
.nav-right {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.resources-dropdown {
    position: relative;
}

.resources-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1.2rem;
    border: 1px solid var(--border);
    background: var(--surface);
    border-radius: 40px;
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.resources-btn i {
    font-size: 0.9rem;
}

.resources-btn:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.dropdown-menu {
    position: absolute;
    top: 120%;
    right: 0;
    width: 280px;
    background: var(--surface);
    border-radius: 16px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 1000;
}

.dropdown-menu.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-header {
    padding: 1rem;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-primary);
    font-weight: 600;
}

.dropdown-header i {
    color: var(--primary);
}

.dropdown-items {
    padding: 0.5rem;
    max-height: 300px;
    overflow-y: auto;
}

.resource-item {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.8rem 1rem;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.2s;
    color: var(--text-secondary);
    text-decoration: none;
}

.resource-item:hover {
    background: var(--primary-bg);
    color: var(--primary);
    transform: translateX(3px);
}

.resource-item i:first-child {
    width: 20px;
    color: var(--primary);
}

.resource-item span {
    flex: 1;
    font-size: 0.9rem;
}

.resource-item .fa-download {
    color: var(--text-light);
    font-size: 0.8rem;
}

/* Mini Dashboard - Icons Only */
.mini-dashboard {
    display: flex;
    gap: 1.2rem;
    background: var(--primary-bg);
    padding: 0.4rem 1.2rem;
    border-radius: 40px;
    border: 1px solid rgba(37,99,235,0.1);
}

.dashboard-item {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.dashboard-item i.fa-circle {
    color: var(--text-light);
}

.dashboard-item i.fa-check-circle {
    color: var(--success);
}

.dashboard-item i.fa-bookmark {
    color: var(--primary);
}

.dashboard-value {
    font-weight: 600;
    color: var(--text-primary);
}

/* ========== MODAL ========== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--surface);
    border-radius: 20px;
    max-width: 500px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    animation: modalSlideIn 0.3s ease;
}

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

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border);
}

.modal-header h3 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-primary);
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.2rem;
    color: var(--text-light);
    cursor: pointer;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover {
    background: var(--surface-hover);
    color: var(--danger);
}

.modal-body {
    padding: 1.5rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

.modal-body h4 {
    color: var(--text-primary);
    margin: 1.5rem 0 0.5rem;
}

.modal-body ul {
    padding-left: 1.5rem;
    margin: 1rem 0;
}

.modal-body li {
    margin: 0.5rem 0;
}

/* ========== MAIN CONTAINER ========== */
.main-container {
    display: flex;
    max-width: 1600px;
    margin: 1.5rem auto;
    padding: 0 2rem;
    gap: 2rem;
    min-height: calc(100vh - 100px);
}

/* ========== NAVIGATOR SIDEBAR ========== */
.navigator-sidebar {
    width: 320px;
    background: var(--surface);
    border-radius: 20px;
    border: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    height: calc(100vh - 120px);
    position: sticky;
    top: 90px;
    box-shadow: var(--shadow-sm);
}

/* ========== CATEGORY BUTTONS - THINNER VERSION ========== */
.category-buttons {
    padding: 0.6rem 0.6rem 0.3rem 0.6rem;
    border-bottom: 1px solid var(--border);
}

.category-row {
    display: flex;
    margin-bottom: 0.4rem;
    width: 100%;
}

/* ALL ROWS - minimal gap */
.category-row.two-buttons,
.category-row.three-buttons {
    gap: 0.4rem;
}

/* ALL BUTTONS - THINNER AND COMPACT */
.category-btn {
    flex: 1 1 0;
    min-width: 0;
    padding: 0.35rem 0.1rem;     /* Reduced padding - thinner */
    border: 1px solid var(--border);
    background: var(--surface);
    border-radius: 16px;          /* Slightly smaller radius */
    font-size: 0.7rem;            /* Smaller font */
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
    text-align: center;
    letter-spacing: 0.1px;
    height: 28px;                  /* Reduced height from 34px to 28px */
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
}

/* Hover and Active states */
.category-btn:hover {
    background: var(--primary-bg);
    border-color: var(--primary-soft);
    color: var(--primary);
}

.category-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

/* Width calculations remain same */
.category-row.two-buttons .category-btn {
    width: calc(50% - 0.2rem);
}

.category-row.three-buttons .category-btn {
    width: calc(33.33% - 0.27rem);
}

/* Responsive for mobile */
@media (max-width: 768px) {
    .category-btn {
        font-size: 0.65rem;
        padding: 0.3rem 0.1rem;
        height: 26px;
    }
    
    .category-row.two-buttons,
    .category-row.three-buttons {
        gap: 0.3rem;
    }
}
/* Searchbar */
.navigator-search {
    position: relative;
    padding: 0.5rem 1rem 0.5rem 1rem;
}

.navigator-search i {
    position: absolute;
    left: 1.8rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-light);
    font-size: 0.8rem;
}

.navigator-search input {
    width: 100%;
    padding: 0.5rem 1rem 0.5rem 2.2rem;
    border: 1px solid var(--border);
    border-radius: 30px;
    font-size: 0.85rem;
    transition: all 0.2s;
    background: var(--surface-hover);
}

.navigator-search input:focus {
    outline: none;
    border-color: var(--primary);
    background: var(--surface);
}

/* Filter Tabs */
/* Filter Tabs - Thinner */
.navigator-tabs {
    display: flex;
    padding: 0.3rem 0.6rem 0.6rem 0.6rem;
    gap: 0.3rem;
    border-bottom: 1px solid var(--border);
}

.nav-tab {
    flex: 1;
    padding: 0.3rem 0.1rem;
    border: none;
    background: none;
    border-radius: 16px;
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
}

.nav-tab:hover {
    background: var(--surface-hover);
    color: var(--text-primary);
}

.nav-tab.active {
    background: var(--primary);
    color: white;
}

/* Passage List */
.passage-list-container {
    flex: 1;
    overflow-y: auto;
    padding: 0.5rem 1rem 1rem 1rem;
}

.passage-list {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.passage-item {
    display: flex;
    align-items: center;
    padding: 0.7rem 1rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.2s;
}

.passage-item:hover {
    background: var(--surface-hover);
    border-color: var(--primary-soft);
    transform: translateX(3px);
}

.passage-item.active {
    background: var(--primary-bg);
    border-color: var(--primary);
}

.passage-item-number {
    width: 50px;
    font-weight: 600;
    color: var(--primary);
    font-size: 0.9rem;
}

.passage-item-title {
    flex: 1;
    font-size: 0.9rem;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-family: var(--songti);
}

.passage-item-status {
    display: flex;
    gap: 0.3rem;
    margin-left: 0.5rem;
}

.status-icon {
    cursor: pointer;
    color: var(--text-light);
    transition: all 0.2s;
}

.status-icon.completed {
    color: var(--success);
}

.status-icon:hover {
    transform: scale(1.2);
}

/* Scrollbar */
.passage-list-container::-webkit-scrollbar {
    width: 6px;
}

.passage-list-container::-webkit-scrollbar-track {
    background: var(--border);
}

.passage-list-container::-webkit-scrollbar-thumb {
    background: var(--primary-soft);
    border-radius: 2px;
}

/* ========== READING AREA ========== */
.reading-area {
    flex: 1;
    max-width: 800px;
    margin: 0 auto;
    width: 100%;
}

/* Reading Header */
.reading-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding: 0 0.5rem;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.passage-number {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--surface);
    padding: 0.3rem 1rem;
    border-radius: 30px;
    border: 1px solid var(--border);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Font Control */
.font-control {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    background: var(--surface);
    padding: 0.2rem;
    border-radius: 40px;
    border: 1px solid var(--border);
}

.font-btn {
    width: 30px;
    height: 30px;
    border: none;
    background: var(--surface);
    border-radius: 50%;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    font-size: 0.8rem;
}

.font-btn:hover {
    background: var(--primary);
    color: white;
}

.font-size {
    min-width: 30px;
    text-align: center;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.9rem;
}

/* Toggle Buttons */
.toggle-buttons {
    display: flex;
    gap: 0.4rem;
}

.toggle-btn {
    width: 36px;
    height: 36px;
    border: 1px solid var(--border);
    background: var(--surface);
    border-radius: 50%;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
}

.toggle-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--primary-bg);
    transform: translateY(-2px);
}

.toggle-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

/* Passage Card */
.passage-card {
    background: linear-gradient(135deg, #FFFFFF 0%, #F8FAFC 100%);
    border-radius: 24px;
    padding: 2.5rem;
    margin-bottom: 1.5rem;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
    transition: all 0.3s;
}

.passage-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 20px 25px -5px rgba(37,99,235,0.15);
}

.card-shine {
    position: absolute;
    top: 0;
    left: -100%;
    width: 50%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s;
}

.passage-card:hover .card-shine {
    left: 100%;
}

.passage-chinese {
    font-family: var(--songti);
    font-size: 18px;
    line-height: 2;
    color: var(--text-primary);
    letter-spacing: 0.3px;
    transition: font-size 0.2s;
    white-space: pre-line;
}
.preserve-format {
    white-space: pre-wrap;  /* This preserves both spaces and line breaks */
    font-family: monospace;  /* Optional: makes spaces visible */
}

/* Info Cards */
.info-card {
    background: var(--surface);
    border-radius: 16px;
    padding: 1.2rem;
    margin-bottom: 1rem;
    border: 1px solid var(--border);
    animation: slideDown 0.3s ease;
}

.info-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.8rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
}
.info-header i {
    color: var(--primary);
}

/* ADD THIS - Fix for info header text */
.info-header span {
    font-family: var(--sans);  /* Keep header in sans font */
    font-size: 0.9rem;
}

.info-header i {
    color: var(--primary);
}

.pinyin-card {
    border-left: 3px solid var(--primary-soft);
}

.translation-card {
    border-left: 3px solid var(--success);
}

.answer-card {
    border-left: 3px solid var(--warning);
}

/* Fix for pinyin, translation, answer - ALL SAME FONT */
.pinyin-text, 
.translation-text, 
.answer-text,
.pinyin-card .pinyin-text,
.translation-card .translation-text,
.answer-card .answer-text {
    font-family: var(--songti);  /* Same font as Chinese text */
    font-size: 1rem;              /* Slightly larger for readability */
    line-height: 1.8;
    color: var(--text-secondary);
    white-space: pre-wrap;
    letter-spacing: 0.3px;
    font-weight: 500;
    color: #513636;
}

/* Bold tags inside answer section */
.pinyin-text b,
.pinyin-text strong,
.translation-text b,
.translation-text strong,
.answer-text b,
.answer-text strong {
    font-family: var(--songti);   /* Same font for bold */
    font-weight: 600;
    color: var(--primary);
    font-size: 1rem;
}

/* Simple Navigation */
.simple-nav {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    margin-top: 2rem;
}

.nav-arrow {
    width: 44px;
    height: 44px;
    border: 1px solid var(--border);
    background: var(--surface);
    border-radius: 50%;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-arrow:hover:not(:disabled) {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
    transform: scale(1.1);
}

.nav-arrow:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.current-position {
    font-size: 0.95rem;
    color: var(--text-light);
    background: var(--surface);
    padding: 0.4rem 1.2rem;
    border-radius: 30px;
    border: 1px solid var(--border);
}

/* Hidden Class */
.hidden {
    display: none;
}

/* Animations */
@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========== RESPONSIVE DESIGN ========== */
@media (max-width: 1200px) {
    .main-container {
        padding: 0 1rem;
        gap: 1rem;
    }
    
    .navigator-sidebar {
        width: 280px;
    }
}

@media (max-width: 1024px) {
    .main-container {
        flex-direction: column;
    }
    
    .navigator-sidebar {
        width: 100%;
        height: 400px;
        position: relative;
        top: 0;
    }
    
    .nav-container {
        flex-wrap: wrap;
        gap: 1rem;
    }
    
    .nav-center {
        order: 3;
        max-width: 100%;
        width: 100%;
    }
}

@media (max-width: 768px) {
    .nav {
        padding: 0.75rem 1rem;
    }
    
    .nav-container {
        flex-direction: column;
        align-items: stretch;
    }
    
    .nav-left {
        justify-content: space-between;
    }
    
    .logo-sub {
        display: none;
    }
    
    .nav-right {
        flex-direction: column;
        gap: 1rem;
    }
    
    .mini-dashboard {
        width: 100%;
        justify-content: space-around;
    }
    
    .category-row {
        flex-wrap: wrap;
    }
    
    .category-btn {
        font-size: 0.7rem;
        padding: 0.4rem 0.1rem;
    }
    
    .reading-header {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }
    
    .header-right {
        width: 100%;
        justify-content: space-between;
    }
    
    .passage-card {
        padding: 1.5rem;
    }
    
}


/* Add this for bold tags */
.passage-chinese b,
.pinyin-text b,
.translation-text b,
.answer-text b {
    font-weight: 600;
    color: var(--primary);
}

/* ========== MOBILE ONLY STYLES ========== */
/* ========== MOBILE ONLY STYLES ========== */
@media (max-width: 768px) {
    /* Mobile Menu Toggle Button */
    .mobile-menu-toggle {
        display: flex !important;
        width: 36px;
        height: 36px;
        border: 1px solid var(--border);
        background: var(--surface);
        border-radius: 50%;
        color: var(--primary);
        cursor: pointer;
        align-items: center;
        justify-content: center;
        font-size: 1.2rem;
        margin-right: 0.3rem;
    }
    
    /* Sidebar - Hidden by default */
    .navigator-sidebar {
        position: fixed;
        left: -100%;
        top: 0;
        width: 85%;
        height: 100vh;
        z-index: 1000;
        transition: left 0.3s ease;
        border-radius: 0 20px 20px 0;
        box-shadow: 0 10px 30px rgba(0,0,0,0.2);
        background: var(--surface);
        padding: 0;
        overflow-y: auto;
    }
    
    .navigator-sidebar.mobile-open {
        left: 0 !important;
    }
    
    /* Mobile Sidebar Header */
    .mobile-sidebar-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 1rem 1rem 0.5rem 1rem;
        border-bottom: 1px solid var(--border);
        background: var(--surface);
        position: sticky;
        top: 0;
        z-index: 5;
    }
    
    .mobile-logo-wrapper {
        display: flex;
        align-items: baseline;
        gap: 0.3rem;
    }
    
    .mobile-chinese-logo {
        font-family: var(--calligraphy);
        font-size: 1.5rem;
        color: var(--primary);
        line-height: 1;
    }
    
    .mobile-logo-sub {
        font-size: 0.8rem;
        color: var(--text-light);
        font-weight: 400;
    }
    
    .mobile-close-btn {
        width: 32px;
        height: 32px;
        border: 1px solid var(--border);
        background: var(--surface);
        border-radius: 50%;
        color: var(--text-light);
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1rem;
        transition: all 0.2s;
    }
    
    .mobile-close-btn:hover,
    .mobile-close-btn:active {
        background: var(--danger);
        color: white;
        border-color: var(--danger);
    }
    
    /* Mobile Resources */
    .mobile-resources {
        padding: 0.8rem 1rem;
        border-bottom: 1px solid var(--border);
        position: relative;
    }
    
    .mobile-resources-btn {
        width: 100%;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 0.5rem;
        padding: 0.6rem;
        border: 1px solid var(--border);
        background: var(--primary-bg);
        border-radius: 30px;
        color: var(--primary);
        font-size: 0.9rem;
        font-weight: 500;
        cursor: pointer;
        transition: all 0.2s;
    }
    
    .mobile-resources-btn:hover,
    .mobile-resources-btn:active {
        background: var(--primary);
        color: white;
        border-color: var(--primary);
    }
    
    .mobile-resources-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 1rem;
        right: 1rem;
        background: var(--surface);
        border: 1px solid var(--border);
        border-radius: 16px;
        box-shadow: var(--shadow-lg);
        z-index: 10;
        margin-top: 0.3rem;
    }
    
    .mobile-resources-menu.active {
        display: block;
    }
    
    .mobile-resources-header {
        padding: 0.8rem;
        border-bottom: 1px solid var(--border);
        display: flex;
        align-items: center;
        gap: 0.5rem;
        color: var(--text-primary);
        font-weight: 600;
    }
    
    .mobile-resources-items {
        max-height: 200px;
        overflow-y: auto;
    }
    
    .mobile-resource-item {
        display: flex;
        align-items: center;
        gap: 0.8rem;
        padding: 0.8rem;
        text-decoration: none;
        color: var(--text-secondary);
        border-bottom: 1px solid var(--border-light);
    }
    
    .mobile-resource-item:last-child {
        border-bottom: none;
    }
    
    .mobile-resource-item:hover,
    .mobile-resource-item:active {
        background: var(--primary-bg);
        color: var(--primary);
    }
    
    /* Overlay */
    .sidebar-overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.5);
        backdrop-filter: blur(3px);
        z-index: 999;
    }
    
    .sidebar-overlay.active {
        display: block !important;
    }
    
    /* Main container */
    .main-container {
        padding: 1rem 0.8rem;
        margin: 0.5rem auto;
    }
    
    /* Reading Area */
    .reading-area {
        width: 100%;
        max-width: 100%;
        padding: 0;
    }
    
    /* Reading Header - ALL IN ONE LINE */
    .reading-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        margin-bottom: 0.8rem;
        padding: 0;
        gap: 0.3rem;
    }
    
    .header-left {
        display: flex;
        align-items: center;
        gap: 0.3rem;
        flex-shrink: 0;
    }
    
    .passage-number {
        font-size: 0.8rem;
        padding: 0.2rem 0.6rem;
        white-space: nowrap;
    }
    
    .header-right {
        display: flex;
        align-items: center;
        gap: 0.2rem;
        flex: 1;
        justify-content: flex-end;
    }
    
    /* Font controls - smaller */
    .font-control {
        gap: 0.2rem;
        padding: 0.1rem;
    }
    
    .font-btn {
        width: 30px;
        height: 30px;
        font-size: 0.75rem;
    }
    
    .font-size {
        min-width: 25px;
        font-size: 0.8rem;
    }
    
    /* Toggle buttons - smaller */
    .toggle-buttons {
        gap: 0.2rem;
    }
    
    .toggle-btn {
        width: 34px;
        height: 34px;
        font-size: 0.85rem;
    }
    
    /* Passage Card */
    .passage-card {
        padding: 1rem;
        border-radius: 18px;
        margin-bottom: 0.8rem;
    }
    
    .passage-chinese {
        font-size: 15px;
        line-height: 1.6;
    }
    
    /* Info Cards */
    .info-card {
        padding: 0.8rem;
        margin-bottom: 0.6rem;
    }
    
    .pinyin-text, 
    .translation-text, 
    .answer-text {
        font-size: 0.85rem;
        line-height: 1.5;
    }
    
    /* Category buttons */
    .category-buttons {
        padding: 0.5rem 0.8rem;
    }
    
    .category-row {
        margin-bottom: 0.4rem;
        gap: 0.3rem;
    }
    
    .category-btn {
        padding: 0.3rem 0.1rem;
        font-size: 0.65rem;
        height: 28px;
    }
    
    /* Searchbar */
    .navigator-search {
        padding: 0.3rem 0.8rem;
    }
    
    .navigator-search input {
        padding: 0.4rem 1rem 0.4rem 2rem;
        font-size: 0.8rem;
    }
    
    /* Filter tabs */
    .navigator-tabs {
        padding: 0.3rem 0.8rem;
        gap: 0.2rem;
    }
    
    .nav-tab {
        font-size: 0.65rem;
        padding: 0.3rem 0.1rem;
    }
    
    /* Passage list */
    .passage-list-container {
        padding: 0.3rem 0.8rem;
    }
    
    .passage-item {
        padding: 0.5rem 0.6rem;
    }
    
    .passage-item-number {
        font-size: 0.75rem;
        width: 40px;
    }
    
    .passage-item-title {
        font-size: 0.75rem;
    }
    
    /* Navigation arrows */
    .simple-nav {
        gap: 0.5rem;
        margin-top: 1rem;
    }
    
    .nav-arrow {
        width: 40px;
        height: 40px;
    }
    
    .current-position {
        font-size: 0.8rem;
        padding: 0.3rem 0.8rem;
    }
}

/* Extra small devices */
@media (max-width: 480px) {
    .reading-header {
        flex-wrap: nowrap;  /* Force single line */
    }
    
    .passage-number {
        font-size: 0.75rem;
        padding: 0.2rem 0.4rem;
    }
    
    .font-btn {
        width: 28px;
        height: 28px;
    }
    
    .toggle-btn {
        width: 32px;
        height: 32px;
    }
    
    .passage-chinese {
        font-size: 14px;
    }
}

/* Desktop - Hide mobile elements */
@media (min-width: 769px) {
    .mobile-menu-toggle,
    .mobile-sidebar-header,
    .mobile-close-btn,
    .mobile-resources,
    .mobile-resources-btn,
    .mobile-resources-menu {
        display: none !important;
    }
    
    .sidebar-overlay {
        display: none !important;
    }
    
    .navigator-sidebar {
        position: sticky !important;
        left: auto !important;
        width: 320px !important;
    }
}
@media (max-width: 768px) {
    /* Desktop resources button লুকাও */
    .resources-dropdown {
        display: none !important;
    }
    
    /* Mini dashboard ঠিক থাকবে */
    .mini-dashboard {
        display: flex !important;
    }
    
    /* Mobile resources button দেখাও (ইতিমধ্যে আছে) */
    .mobile-resources {
        display: block !important;
    }
}

@media (min-width: 769px) {
    /* Desktop এ resources button দেখাও */
    .resources-dropdown {
        display: flex !important;
    }
    
    /* Mobile resources লুকাও */
    .mobile-resources {
        display: none !important;
    }
}
/* ========== RESOURCES BUTTON - DESKTOP vs MOBILE ========== */
/* Desktop resources - visible on desktop, hidden on mobile */
.desktop-resources {
    display: block;
}

/* Mobile resources - hidden on desktop, visible on mobile */
.mobile-resources {
    display: none;
}

@media (max-width: 768px) {
    /* Desktop resources - hidden on mobile */
    .desktop-resources {
        display: none !important;
    }
    
    /* Mobile resources - visible on mobile */
    .mobile-resources {
        display: block !important;
    }
    
    /* Rest of your mobile styles... */
    .mobile-menu-toggle {
        display: flex !important;
    }
    
    /* Other mobile styles remain same */
}

@media (min-width: 769px) {
    /* Desktop resources - visible */
    .desktop-resources {
        display: block !important;
    }
    
    /* Mobile resources - hidden */
    .mobile-resources {
        display: none !important;
    }
    
    /* Mobile toggle - hidden on desktop */
    .mobile-menu-toggle {
        display: none !important;
    }
}

/* User Section Styles */
.user-section {
    position: relative;
    margin-left: 0.5rem;
}

.user-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 1rem;
    border: 1px solid var(--border);
    background: var(--primary);
    color: white;
    border-radius: 40px;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.user-btn i {
    font-size: 0.9rem;
}

.user-btn:hover {
    background: var(--primary-light);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37,99,235,0.3);
}

.user-menu {
    position: absolute;
    top: 120%;
    right: 0;
    width: 220px;
    background: var(--surface);
    border-radius: 16px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 1000;
}

.user-menu.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.user-info {
    padding: 1rem;
    border-bottom: 1px solid var(--border);
}

.user-name {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.user-email {
    font-size: 0.8rem;
    color: var(--text-light);
    margin-top: 0.2rem;
}

.user-menu-items {
    padding: 0.5rem;
}

.user-menu-item {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.7rem 1rem;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.2s;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
}

.user-menu-item:hover {
    background: var(--primary-bg);
    color: var(--primary);
}

.user-menu-item i {
    width: 18px;
    color: var(--primary);
}

.user-menu-item.logout:hover {
    background: #fee2e2;
    color: var(--danger);
}

.user-menu-item.logout:hover i {
    color: var(--danger);
}