:root {
    --primary: #1E88E5;
    --primary-hover: #1565C0;
    --primary-light: rgba(30, 136, 229, 0.15);
    --accent: #00E676;
    --accent-dark: #00C853;
    --accent-glow: rgba(0, 230, 118, 0.3);
    
    --bg-dark: #121214;
    --surface-dark: #1E1E22;
    --surface-elevated: #282830;
    --border-dark: #383842;
    --text-primary-dark: #FFFFFF;
    --text-secondary-dark: #CBD5E1;

    --bg-light: #F8FAFC;
    --surface-light: #FFFFFF;
    --surface-elevated-light: #F1F5F9;
    --border-light: #CBD5E1;
    --text-primary-light: #0B0F19;
    --text-secondary-light: #334155;

    --danger: #FF5252;
    --warning: #FFB300;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 18px;
    --radius-full: 9999px;
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.25);
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Universal Razor-Sharp Font Anti-Aliasing & Text Clarity */
html, body, *, *::before, *::after {
    -webkit-font-smoothing: antialiased !important;
    -moz-osx-font-smoothing: grayscale !important;
    text-rendering: optimizeLegibility !important;
}

/* Embedded Kruti Dev 010 Font Face */
@font-face {
    font-family: 'Kruti Dev 010';
    src: local('Kruti Dev 010'), local('KrutiDev010'), local('Kruti_Dev_010'), local('DevLys 010'), local('Walkman-Chanakya-905'),
         url('https://cdn.jsdelivr.net/gh/rohitguptab/kruti-dev-010@master/fonts/Kruti_Dev_010.ttf') format('truetype'),
         url('https://raw.githubusercontent.com/rohitguptab/kruti-dev-010/master/fonts/Kruti_Dev_010.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

/* 1. Kruti Dev 010 Font */
.font-krutidev,
.font-krutidev *,
.font-krutidev table,
.font-krutidev th,
.font-krutidev td,
.font-krutidev input,
.font-krutidev textarea,
.font-krutidev p,
.font-krutidev div,
.font-krutidev span,
#excelTableWrapper.font-krutidev td,
#excelTableWrapper.font-krutidev th {
    font-family: 'Kruti Dev 010', 'KrutiDev010', 'Kruti_Dev_010', 'DevLys 010', 'Mangal', 'Nirmala UI', 'Noto Sans Devanagari', 'Walkman-Chanakya-905', sans-serif !important;
    font-size: 15px !important;
    letter-spacing: 0.2px;
}

/* 2. Mangal Font (Unicode Hindi - Official UP Govt Standard) */
.font-mangal,
.font-mangal *,
.font-mangal table,
.font-mangal th,
.font-mangal td,
.font-mangal input,
.font-mangal textarea,
.font-mangal p,
.font-mangal div,
.font-mangal span,
#excelTableWrapper.font-mangal td,
#excelTableWrapper.font-mangal th {
    font-family: 'Mangal', 'Nirmala UI', 'Noto Sans Devanagari', 'Lohit Devanagari', 'Aparajita', 'Kokila', 'Segoe UI', sans-serif !important;
    font-size: 15px !important;
    line-height: 1.7 !important;
}

/* 3. English (Default Font) */
.font-english,
.font-english *,
.font-english table,
.font-english th,
.font-english td,
.font-english input,
.font-english textarea,
.font-english p,
.font-english div,
.font-english span,
#excelTableWrapper.font-english td,
#excelTableWrapper.font-english th {
    font-family: 'Inter', 'Outfit', 'Segoe UI', -apple-system, BlinkMacSystemFont, Arial, sans-serif !important;
    font-size: 13px !important;
}

/* Base & Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    -webkit-tap-highlight-color: transparent;
}

html, body {
    height: 100%;
    height: 100dvh;
    margin: 0;
    padding: 0;
    overflow: hidden;
}

body {
    background-color: #0d0d0d;
    color: var(--text-primary-dark);
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100vw;
}

/* ==========================================
   WHITE THEME (LIGHT MODE) RAZOR-SHARP STYLES
   ========================================== */
body.theme-light {
    --bg-dark: #F8FAFC;
    --surface-dark: #FFFFFF;
    --surface-elevated: #F1F5F9;
    --border-dark: #CBD5E1;
    --text-primary-dark: #0B0F19;
    --text-secondary-dark: #334155;
    background-color: #E2E8F0;
    color: #0B0F19;
}

body.theme-light .search-bar,
body.theme-light .search-bar input,
body.theme-light .doc-row-card,
body.theme-light .format-recent-card,
body.theme-light .office-toolbar,
body.theme-light .word-ribbon-bar,
body.theme-light .excel-ribbon-bar,
body.theme-light .ppt-ribbon-bar,
body.theme-light .ppt-slides-sidebar,
body.theme-light .format-hub-container,
body.theme-light .text-editor-bar,
body.theme-light .pdf-controls-bar,
body.theme-light .modal-sheet,
body.theme-light .camera-controls {
    background-color: #FFFFFF;
    border-color: #CBD5E1;
    color: #0B0F19;
}

body.theme-light .search-bar input {
    color: #0B0F19;
    font-weight: 500;
}

body.theme-light .doc-row-title,
body.theme-light .format-recent-title,
body.theme-light .recents-header h3,
body.theme-light .format-hub-title-group h2,
body.theme-light .modal-header h3,
body.theme-light #headerTitle {
    color: #0B0F19 !important;
    font-weight: 700;
}

body.theme-light .doc-row-meta,
body.theme-light .format-recent-meta,
body.theme-light .sub-text,
body.theme-light .format-hub-title-group p,
body.theme-light .recents-count {
    color: #334155 !important;
    font-weight: 500;
}

body.theme-light .filter-tab-btn {
    background: #FFFFFF;
    border-color: #CBD5E1;
    color: #334155;
}

body.theme-light .filter-tab-btn:hover {
    background: #F8FAFC;
    color: #0F172A;
    border-color: #94A3B8;
}

body.theme-light .filter-tab-btn[data-filter="all"].active {
    background: #F1F5F9;
    border-color: #64748B;
    color: #0F172A;
    box-shadow: 0 2px 8px rgba(100, 116, 139, 0.15);
}

body.theme-light .filter-tab-btn[data-filter="scan"].active {
    background: #FAF5FF;
    border-color: #A855F7;
    color: #7E22CE;
    box-shadow: 0 2px 8px rgba(168, 85, 247, 0.2);
}

body.theme-light .filter-tab-btn[data-filter="word"].active {
    background: #EFF6FF;
    border-color: #2196F3;
    color: #1D4ED8;
    box-shadow: 0 2px 8px rgba(33, 150, 243, 0.2);
}

body.theme-light .filter-tab-btn[data-filter="excel"].active,
body.theme-light .filter-tab-btn[data-filter="gsheet"].active {
    background: #F0FDF4;
    border-color: #10B981;
    color: #047857;
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.2);
}

body.theme-light .filter-tab-btn[data-filter="ppt"].active {
    background: #FFF7ED;
    border-color: #F97316;
    color: #C2410C;
    box-shadow: 0 2px 8px rgba(249, 115, 22, 0.2);
}

body.theme-light .filter-tab-btn[data-filter="pdf"].active {
    background: #FEF2F2;
    border-color: #EF4444;
    color: #B91C1C;
    box-shadow: 0 2px 8px rgba(239, 68, 68, 0.2);
}

body.theme-light .filter-tab-btn[data-filter="text"].active {
    background: #FEFCE8;
    border-color: #EAB308;
    color: #A16207;
    box-shadow: 0 2px 8px rgba(234, 179, 8, 0.2);
}

body.theme-light .filter-tab-btn[data-filter="gform"].active {
    background: #FAF5FF;
    border-color: #A855F7;
    color: #7E22CE;
    box-shadow: 0 2px 8px rgba(168, 85, 247, 0.2);
}

body.theme-light .excel-table th {
    background: #F1F5F9;
    color: #0F172A;
    border-color: #CBD5E1;
    font-weight: 700;
}

body.theme-light .excel-table td {
    background: #FFFFFF;
    color: #0B0F19;
    border-color: #CBD5E1;
}

body.theme-light #mainTextEditor {
    background: #FFFFFF;
    color: #0B0F19;
}

body.theme-light .ppt-workspace {
    background: #F1F5F9;
}

body.theme-light .ppt-slides-sidebar {
    background: #FFFFFF;
    border-color: #CBD5E1;
}

body.theme-light .ppt-slide-thumb {
    background: #F8FAFC;
    border-color: #CBD5E1;
}

body.theme-light .ppt-slide-thumb .slide-thumb-title {
    color: #0B0F19;
}

body.theme-light .format-hub-banner {
    background: linear-gradient(135deg, rgba(30, 136, 229, 0.08) 0%, rgba(30, 136, 229, 0.02) 100%);
    border-color: rgba(30, 136, 229, 0.3);
}

body.theme-light .format-recent-icon {
    background: #F1F5F9;
    border-color: #CBD5E1;
}

body.theme-light .doc-icon-thumb {
    background: #F1F5F9;
    border-color: #CBD5E1;
}

/* App Shell Container (Responsive Desktop & Mobile Frame) */
.app-shell {
    width: 100%;
    max-width: 900px;
    height: 100%;
    height: 100dvh;
    max-height: 100dvh;
    background: var(--bg-dark);
    display: flex;
    flex-direction: column;
    position: relative;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--border-dark);
}

@media (min-width: 769px) {
    .app-shell {
        height: 96vh;
        max-height: 920px;
    }
}

@media (max-width: 768px) {
    .app-shell {
        width: 100vw;
        height: 100%;
        height: 100dvh;
        max-height: 100dvh;
        border-radius: 0;
        border: none;
    }
}

/* Top App Header */
.app-header {
    height: 60px;
    background: var(--surface-dark);
    border-bottom: 1px solid var(--border-dark);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 16px;
    z-index: 50;
    flex-shrink: 0;
}

@media (max-width: 768px) {
    .app-header {
        height: 52px;
        padding: 0 12px;
    }
    
    .logo-text h1 {
        font-size: 15px !important;
    }

    .logo-text .sub-text {
        font-size: 10px !important;
    }

    .logo-icon {
        width: 32px !important;
        height: 32px !important;
        font-size: 15px !important;
    }
}

.header-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-group {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
}

.logo-group:hover {
    background: rgba(255, 255, 255, 0.08);
}

.logo-icon {
    width: 38px;
    height: 38px;
    background: linear-gradient(135deg, var(--primary), var(--accent-dark));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    font-size: 18px;
    box-shadow: 0 4px 10px rgba(30, 136, 229, 0.3);
}

.logo-text h1 {
    font-size: 17px;
    font-weight: 700;
    line-height: 1.1;
    color: var(--text-primary-dark);
}

.logo-text .sub-text {
    font-size: 11px;
    color: var(--text-secondary-dark);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-tab {
    cursor: pointer;
    user-select: none;
}

/* =========================================================
   BOTTOM APP NAVIGATION BAR (MODERN & PREMIUM)
   ========================================================= */
.app-bottom-nav {
    display: flex;
    align-items: center;
    justify-content: space-around;
    background: rgba(18, 22, 28, 0.98);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-top: 1px solid var(--border-dark);
    padding: 4px 16px max(6px, env(safe-area-inset-bottom, 6px));
    height: 56px;
    z-index: 50;
    flex-shrink: 0;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.35);
}

body.theme-light .app-bottom-nav {
    background: rgba(255, 255, 255, 0.98);
    border-top-color: #CBD5E1;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.08);
}

.bottom-nav-btn {
    flex: 1;
    max-width: 130px;
    background: transparent;
    border: none;
    outline: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    padding: 4px 8px;
    border-radius: 10px;
    color: var(--text-secondary-dark);
    cursor: pointer;
    transition: all 0.22s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    user-select: none;
}

.bottom-nav-btn .bottom-nav-icon {
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s ease, color 0.2s ease;
}

.bottom-nav-btn .bottom-nav-label {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.2px;
    transition: color 0.2s ease;
}

.bottom-nav-btn:hover {
    color: var(--text-primary-dark);
    background: rgba(255, 255, 255, 0.06);
}

body.theme-light .bottom-nav-btn:hover {
    background: rgba(0, 0, 0, 0.04);
}

.bottom-nav-btn.active {
    color: var(--primary);
    background: rgba(33, 150, 243, 0.12);
}

.bottom-nav-btn.active .bottom-nav-icon {
    transform: translateY(-2px);
}

.bottom-nav-btn.active .bottom-nav-label {
    font-weight: 700;
}

body.theme-light .bottom-nav-btn.active {
    color: #1D4ED8;
    background: #EFF6FF;
}

/* Center Scanner Floating FAB / Bubble */
.bottom-nav-scanner-btn .scanner-bubble {
    width: 42px;
    height: 42px;
    background: linear-gradient(135deg, #00E676 0%, #00B0FF 100%);
    color: #000000;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    box-shadow: 0 4px 14px rgba(0, 230, 118, 0.4);
    margin-top: -14px;
    transition: all 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
    border: 3px solid var(--surface-dark);
}

body.theme-light .bottom-nav-scanner-btn .scanner-bubble {
    border-color: #FFFFFF;
    box-shadow: 0 4px 14px rgba(0, 176, 255, 0.35);
}

.bottom-nav-scanner-btn:hover .scanner-bubble {
    transform: scale(1.08) translateY(-2px);
    box-shadow: 0 6px 18px rgba(0, 230, 118, 0.55);
}

.bottom-nav-scanner-btn.active .scanner-bubble {
    background: linear-gradient(135deg, #00C853 0%, #0091EA 100%);
    box-shadow: 0 0 0 3px rgba(0, 230, 118, 0.3), 0 6px 18px rgba(0, 230, 118, 0.6);
    color: #FFFFFF;
    transform: scale(1.05) translateY(-2px);
}

/* =========================================================
   FLOATING CHOOSE FILE BUTTON (ONLY ON HOME SCREEN)
   ========================================================= */
.fab-choose-file {
    position: absolute;
    bottom: 16px;
    right: 18px;
    z-index: 85;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px 8px 12px;
    background: linear-gradient(135deg, #1E88E5 0%, #00B0FF 55%, #00E676 100%);
    color: #FFFFFF;
    border-radius: var(--radius-full);
    box-shadow: 0 6px 20px rgba(0, 176, 255, 0.45), 0 2px 8px rgba(0, 0, 0, 0.35);
    cursor: pointer;
    user-select: none;
    font-family: inherit;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.3px;
    border: 1px solid rgba(255, 255, 255, 0.28);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: all 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
    animation: fabFloatSubtle 3s ease-in-out infinite alternate;
}

@keyframes fabFloatSubtle {
    0% {
        transform: translateY(0px);
        box-shadow: 0 6px 20px rgba(0, 176, 255, 0.45), 0 2px 8px rgba(0, 0, 0, 0.35);
    }
    100% {
        transform: translateY(-4px);
        box-shadow: 0 10px 24px rgba(0, 230, 118, 0.55), 0 4px 12px rgba(0, 0, 0, 0.4);
    }
}

.fab-choose-file:hover {
    transform: translateY(-5px) scale(1.04);
    box-shadow: 0 12px 28px rgba(0, 230, 118, 0.65), 0 4px 14px rgba(0, 0, 0, 0.4);
    color: #FFFFFF;
}

.fab-choose-file:active {
    transform: translateY(-1px) scale(0.97);
}

.fab-choose-file .fab-icon-bubble {
    width: 28px;
    height: 28px;
    background: rgba(255, 255, 255, 0.24);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    color: #FFFFFF;
    box-shadow: inset 0 1px 2px rgba(255, 255, 255, 0.3);
}

.fab-choose-file .fab-label {
    white-space: nowrap;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

body.theme-light .fab-choose-file {
    background: linear-gradient(135deg, #1565C0 0%, #0284C7 55%, #059669 100%);
    box-shadow: 0 6px 20px rgba(2, 132, 199, 0.35), 0 2px 8px rgba(0, 0, 0, 0.15);
}

@media (max-width: 480px) {
    .fab-choose-file {
        bottom: 12px;
        right: 12px;
        padding: 7px 13px 7px 9px;
        font-size: 12px;
    }
    .fab-choose-file .fab-icon-bubble {
        width: 24px;
        height: 24px;
        font-size: 12px;
    }
}

.btn-install-app {
    background: linear-gradient(135deg, #00E676 0%, #00B0FF 100%);
    color: #000000;
    border: none;
    border-radius: var(--radius-full);
    padding: 5px 12px;
    font-size: 12px;
    font-weight: 700;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    box-shadow: 0 2px 10px rgba(0, 230, 118, 0.4);
    transition: var(--transition-fast);
}

.btn-install-app:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 14px rgba(0, 230, 118, 0.6);
}

.icon-btn, .cam-btn {
    background: transparent;
    border: none;
    color: var(--text-primary-dark);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-fast);
}

.icon-btn:hover, .cam-btn:hover {
    background: rgba(255, 255, 255, 0.1);
}

.cam-btn.torch-active {
    background: rgba(255, 214, 0, 0.22) !important;
    border: 1.5px solid #FFD600 !important;
    box-shadow: 0 0 16px rgba(255, 214, 0, 0.65) !important;
    color: #FFD600 !important;
    transform: scale(1.08);
}

.camera-screen-torch {
    position: absolute;
    inset: 0;
    pointer-events: none;
    border: 16px solid rgba(255, 255, 255, 0.9);
    box-shadow: inset 0 0 50px rgba(255, 255, 255, 0.5);
    z-index: 5;
}

.icon-btn-sm {
    background: transparent;
    border: none;
    color: var(--text-secondary-dark);
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.icon-btn-sm:hover {
    color: var(--text-primary-dark);
    background: rgba(255, 255, 255, 0.1);
}

/* App Main Body & Tabs */
.app-main {
    flex: 1;
    position: relative;
    overflow: hidden;
}

.tab-pane {
    display: none;
    width: 100%;
    height: 100%;
    position: relative;
}

.tab-pane.active {
    display: block;
}

.view-screen {
    display: none;
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    background: var(--bg-dark);
    flex-direction: column;
}

.view-screen.active {
    display: flex;
}

/* Header Search Drawer & Expandable Bar */
.header-search-drawer {
    background: var(--surface-dark);
    border-bottom: 1px solid var(--border-dark);
    padding: 8px 14px;
    z-index: 45;
    animation: searchSlideDown 0.2s ease-out;
}

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

.header-search-bar {
    display: flex;
    align-items: center;
    background: var(--bg-dark);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-md);
    padding: 6px 12px;
    gap: 8px;
    color: var(--text-secondary-dark);
}

.header-search-bar input {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--text-primary-dark);
    font-size: 13px;
    outline: none;
}

body.theme-light .header-search-drawer {
    background: #FFFFFF;
    border-color: #CBD5E1;
}

body.theme-light .header-search-bar {
    background: #F1F5F9;
    border-color: #CBD5E1;
}

body.theme-light .header-search-bar input {
    color: #0B0F19;
}

/* Home Filters Section with Scroll Navigation Buttons */
.home-filter-section {
    display: flex;
    align-items: center;
    padding: 6px 8px;
    background: var(--surface-dark);
    border-bottom: 1px solid var(--border-dark);
    width: 100%;
    position: relative;
    gap: 6px;
    box-sizing: border-box;
    overflow: hidden;
}

body.theme-light .home-filter-section {
    background: #FFFFFF;
    border-color: #CBD5E1;
}

.filter-scroll-nav-btn {
    width: 28px;
    height: 28px;
    min-width: 28px;
    border-radius: 50%;
    background: var(--surface-elevated);
    border: 1px solid var(--border-dark);
    color: var(--text-primary-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 11px;
    flex-shrink: 0;
    z-index: 5;
    transition: var(--transition-fast);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
    user-select: none;
    -webkit-user-select: none;
}

.filter-scroll-nav-btn:hover {
    background: rgba(30, 136, 229, 0.25);
    color: #38BDF8;
    border-color: #1E88E5;
}

body.theme-light .filter-scroll-nav-btn {
    background: #F1F5F9;
    border-color: #CBD5E1;
    color: #334155;
}

/* Home Unified Filter & Action Bar */
.home-filter-bar {
    display: flex;
    flex-wrap: nowrap;
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior-x: contain;
    align-items: center;
    gap: 8px;
    padding: 4px 4px 6px;
    flex: 1 1 0%;
    min-width: 0;
    width: 100%;
    touch-action: pan-x;
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.2) transparent;
    cursor: grab;
    user-select: none;
    -webkit-user-select: none;
}

.home-filter-bar.dragging {
    cursor: grabbing;
    user-select: none;
    -webkit-user-select: none;
}

.home-filter-bar::-webkit-scrollbar {
    height: 4px;
}

.home-filter-bar::-webkit-scrollbar-track {
    background: transparent;
}

.home-filter-bar::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 4px;
}

.home-filter-bar::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.4);
}

body.theme-light .home-filter-bar::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.2);
}

.filter-tab-btn {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.12);
    color: var(--text-secondary-dark);
    padding: 7px 13px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
    flex-shrink: 0;
    transition: var(--transition-fast);
    touch-action: pan-x;
    user-select: none;
    -webkit-user-select: none;
    -webkit-tap-highlight-color: transparent;
}

.filter-tab-btn:hover {
    color: var(--text-primary-dark);
    border-color: rgba(255, 255, 255, 0.25);
    background: rgba(255, 255, 255, 0.08);
}

.filter-tab-btn.active {
    background: rgba(255, 255, 255, 0.16);
    border-color: rgba(255, 255, 255, 0.4);
    color: #FFFFFF;
}

/* Individual Filter Button Active States (Dark Theme) */
.filter-tab-btn[data-filter="all"].active {
    background: rgba(148, 163, 184, 0.2);
    border-color: #94A3B8;
    color: #FFFFFF;
    box-shadow: 0 2px 10px rgba(148, 163, 184, 0.25);
}

.filter-tab-btn[data-filter="scan"].active {
    background: rgba(168, 85, 247, 0.22);
    border-color: #A855F7;
    color: #FFFFFF;
    box-shadow: 0 2px 10px rgba(168, 85, 247, 0.35);
}

.filter-tab-btn[data-filter="word"].active {
    background: rgba(33, 150, 243, 0.22);
    border-color: #2196F3;
    color: #FFFFFF;
    box-shadow: 0 2px 10px rgba(33, 150, 243, 0.35);
}

.filter-tab-btn[data-filter="excel"].active,
.filter-tab-btn[data-filter="gsheet"].active {
    background: rgba(0, 230, 118, 0.2);
    border-color: #00E676;
    color: #FFFFFF;
    box-shadow: 0 2px 10px rgba(0, 230, 118, 0.35);
}

.filter-tab-btn[data-filter="ppt"].active {
    background: rgba(255, 152, 0, 0.22);
    border-color: #FF9800;
    color: #FFFFFF;
    box-shadow: 0 2px 10px rgba(255, 152, 0, 0.35);
}

.filter-tab-btn[data-filter="pdf"].active {
    background: rgba(255, 82, 82, 0.22);
    border-color: #FF5252;
    color: #FFFFFF;
    box-shadow: 0 2px 10px rgba(255, 82, 82, 0.35);
}

.filter-tab-btn[data-filter="text"].active {
    background: rgba(255, 215, 64, 0.2);
    border-color: #FFD740;
    color: #FFFFFF;
    box-shadow: 0 2px 10px rgba(255, 215, 64, 0.35);
}

.filter-tab-btn[data-filter="gform"].active {
    background: rgba(171, 71, 188, 0.22);
    border-color: #AB47BC;
    color: #FFFFFF;
    box-shadow: 0 2px 10px rgba(171, 71, 188, 0.35);
}

.upload-tab-btn {
    background: rgba(56, 189, 248, 0.1);
    border-color: rgba(56, 189, 248, 0.4);
    color: #38BDF8;
}

.upload-tab-btn:hover {
    background: rgba(56, 189, 248, 0.22);
    border-color: #38BDF8;
    color: #FFFFFF;
}

/* Home Multi-Select Master Bar */
.home-selection-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 16px;
    background: var(--surface-elevated);
    border-bottom: 1px solid var(--border-dark);
    flex-wrap: wrap;
    gap: 10px;
    font-size: 13px;
    z-index: 10;
}

.select-all-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-weight: 600;
    color: var(--text-primary-dark);
    user-select: none;
}

.select-all-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--primary);
    cursor: pointer;
}

.batch-quick-btn-group {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
}

.batch-tool-btn {
    height: 32px;
    padding: 0 10px;
    font-size: 12px;
    font-weight: 600;
    border-radius: 6px;
    background: var(--surface-dark);
    border: 1px solid var(--border-dark);
    color: var(--text-primary-dark);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    transition: var(--transition-fast);
    white-space: nowrap;
}

.batch-tool-btn:hover {
    transform: translateY(-1px);
    border-color: rgba(255, 255, 255, 0.3);
    background: rgba(255, 255, 255, 0.12);
}

.batch-tool-btn.btn-batch-delete:hover {
    background: rgba(244, 67, 54, 0.2);
    border-color: #FF5252;
    color: #FF5252;
}

.batch-tool-btn.btn-batch-clear {
    width: 32px;
    padding: 0;
    justify-content: center;
    border-radius: 50%;
}

body.theme-light .home-selection-bar {
    background: #FFFFFF;
    border-color: #CBD5E1;
}

body.theme-light .select-all-label {
    color: #0B0F19;
}

body.theme-light .batch-tool-btn {
    background: #F1F5F9;
    border-color: #CBD5E1;
    color: #0B0F19;
}

body.theme-light .batch-tool-btn:hover {
    background: #E2E8F0;
    border-color: #94A3B8;
}

/* Document List */
.document-list-container {
    flex: 1;
    overflow-y: auto;
    padding: 12px 16px 24px;
    -webkit-overflow-scrolling: touch;
}

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

.doc-row-card {
    background: var(--surface-dark);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-md);
    padding: 12px;
    display: flex;
    align-items: center;
    gap: 14px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.doc-row-card:hover {
    transform: translateY(-2px);
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
}

.doc-row-thumb {
    width: 52px;
    height: 68px;
    border-radius: 6px;
    object-fit: cover;
    background: #252525;
    border: 1px solid var(--border-dark);
    flex-shrink: 0;
}

.doc-icon-thumb {
    width: 52px;
    height: 68px;
    border-radius: 6px;
    background: var(--surface-elevated);
    border: 1px solid var(--border-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    flex-shrink: 0;
}

.doc-type-badge {
    display: inline-block;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 10px;
    font-weight: 700;
    margin-right: 6px;
    text-transform: uppercase;
}

.doc-type-badge.type-excel { background: rgba(0, 200, 83, 0.2); color: #00E676; border: 1px solid rgba(0, 230, 118, 0.3); }
.doc-type-badge.type-gsheet { background: rgba(0, 200, 83, 0.2); color: #00E676; border: 1px solid rgba(0, 230, 118, 0.3); }
.doc-type-badge.type-gform { background: rgba(171, 71, 188, 0.2); color: #AB47BC; border: 1px solid rgba(171, 71, 188, 0.3); }
.doc-type-badge.type-word { background: rgba(33, 150, 243, 0.2); color: #2196F3; border: 1px solid rgba(33, 150, 243, 0.3); }
.doc-type-badge.type-pdf { background: rgba(244, 67, 54, 0.2); color: #FF5252; border: 1px solid rgba(244, 67, 54, 0.3); }
.doc-type-badge.type-text { background: rgba(255, 179, 0, 0.2); color: #FFB300; border: 1px solid rgba(255, 179, 0, 0.3); }
.doc-type-badge.type-scan,
.doc-type-badge.type-image { background: rgba(168, 85, 247, 0.2); color: #C084FC; border: 1px solid rgba(168, 85, 247, 0.35); }

/* =========================================================
   DISTINCT COLOR CODING FOR FILE CARDS (DARK THEME)
   ========================================================= */

/* 1. PDF & PDF Scans (Light Red Theme) */
.doc-row-card.doc-theme-pdf {
    background: linear-gradient(135deg, rgba(255, 82, 82, 0.12) 0%, rgba(22, 28, 34, 0.95) 75%);
    border: 1px solid rgba(255, 82, 82, 0.32);
    border-left: 5px solid #FF5252;
}
.doc-row-card.doc-theme-pdf:hover {
    background: linear-gradient(135deg, rgba(255, 82, 82, 0.22) 0%, rgba(30, 36, 44, 0.95) 75%);
    border-color: #FF5252;
    box-shadow: 0 4px 18px rgba(255, 82, 82, 0.25);
}
.doc-row-card.doc-theme-pdf .doc-icon-thumb {
    background: rgba(255, 82, 82, 0.15);
    border-color: rgba(255, 82, 82, 0.4);
}

/* 2. Excel & Google Sheets (Light Green Theme) */
.doc-row-card.doc-theme-excel,
.doc-row-card.doc-theme-gsheet {
    background: linear-gradient(135deg, rgba(0, 230, 118, 0.12) 0%, rgba(22, 28, 34, 0.95) 75%);
    border: 1px solid rgba(0, 230, 118, 0.32);
    border-left: 5px solid #00E676;
}
.doc-row-card.doc-theme-excel:hover,
.doc-row-card.doc-theme-gsheet:hover {
    background: linear-gradient(135deg, rgba(0, 230, 118, 0.22) 0%, rgba(30, 36, 44, 0.95) 75%);
    border-color: #00E676;
    box-shadow: 0 4px 18px rgba(0, 230, 118, 0.25);
}
.doc-row-card.doc-theme-excel .doc-icon-thumb,
.doc-row-card.doc-theme-gsheet .doc-icon-thumb {
    background: rgba(0, 230, 118, 0.15);
    border-color: rgba(0, 230, 118, 0.4);
}

/* 3. Word Documents (Light Blue Theme) */
.doc-row-card.doc-theme-word {
    background: linear-gradient(135deg, rgba(33, 150, 243, 0.12) 0%, rgba(22, 28, 34, 0.95) 75%);
    border: 1px solid rgba(33, 150, 243, 0.32);
    border-left: 5px solid #2196F3;
}
.doc-row-card.doc-theme-word:hover {
    background: linear-gradient(135deg, rgba(33, 150, 243, 0.22) 0%, rgba(30, 36, 44, 0.95) 75%);
    border-color: #2196F3;
    box-shadow: 0 4px 18px rgba(33, 150, 243, 0.25);
}
.doc-row-card.doc-theme-word .doc-icon-thumb {
    background: rgba(33, 150, 243, 0.15);
    border-color: rgba(33, 150, 243, 0.4);
}

/* 4. PowerPoint Presentations (Light Orange Theme) */
.doc-row-card.doc-theme-ppt {
    background: linear-gradient(135deg, rgba(255, 152, 0, 0.12) 0%, rgba(22, 28, 34, 0.95) 75%);
    border: 1px solid rgba(255, 152, 0, 0.32);
    border-left: 5px solid #FF9800;
}
.doc-row-card.doc-theme-ppt:hover {
    background: linear-gradient(135deg, rgba(255, 152, 0, 0.22) 0%, rgba(30, 36, 44, 0.95) 75%);
    border-color: #FF9800;
    box-shadow: 0 4px 18px rgba(255, 152, 0, 0.25);
}
.doc-row-card.doc-theme-ppt .doc-icon-thumb {
    background: rgba(255, 152, 0, 0.15);
    border-color: rgba(255, 152, 0, 0.4);
}

/* 5. Text Notes (.txt) (Light Yellow Theme) */
.doc-row-card.doc-theme-text {
    background: linear-gradient(135deg, rgba(255, 215, 64, 0.12) 0%, rgba(22, 28, 34, 0.95) 75%);
    border: 1px solid rgba(255, 215, 64, 0.32);
    border-left: 5px solid #FFD740;
}
.doc-row-card.doc-theme-text:hover {
    background: linear-gradient(135deg, rgba(255, 215, 64, 0.22) 0%, rgba(30, 36, 44, 0.95) 75%);
    border-color: #FFD740;
    box-shadow: 0 4px 18px rgba(255, 215, 64, 0.25);
}
.doc-row-card.doc-theme-text .doc-icon-thumb {
    background: rgba(255, 215, 64, 0.15);
    border-color: rgba(255, 215, 64, 0.4);
}

/* 6. Google Forms (Light Purple Theme) */
.doc-row-card.doc-theme-gform {
    background: linear-gradient(135deg, rgba(171, 71, 188, 0.12) 0%, rgba(22, 28, 34, 0.95) 75%);
    border: 1px solid rgba(171, 71, 188, 0.32);
    border-left: 5px solid #AB47BC;
}
.doc-row-card.doc-theme-gform:hover {
    background: linear-gradient(135deg, rgba(171, 71, 188, 0.22) 0%, rgba(30, 36, 44, 0.95) 75%);
    border-color: #AB47BC;
    box-shadow: 0 4px 18px rgba(171, 71, 188, 0.25);
}
.doc-row-card.doc-theme-gform .doc-icon-thumb {
    background: rgba(171, 71, 188, 0.15);
    border-color: rgba(171, 71, 188, 0.4);
}

/* 7. Image / Scans (Vibrant Purple Theme) */
.doc-row-card.doc-theme-scan,
.doc-row-card.doc-theme-image {
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.14) 0%, rgba(22, 28, 34, 0.95) 75%);
    border: 1px solid rgba(168, 85, 247, 0.35);
    border-left: 5px solid #A855F7;
}
.doc-row-card.doc-theme-scan:hover,
.doc-row-card.doc-theme-image:hover {
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.24) 0%, rgba(30, 36, 44, 0.95) 75%);
    border-color: #A855F7;
    box-shadow: 0 4px 18px rgba(168, 85, 247, 0.28);
}
.doc-row-card.doc-theme-scan .doc-icon-thumb,
.doc-row-card.doc-theme-image .doc-icon-thumb {
    background: rgba(168, 85, 247, 0.15);
    border-color: rgba(168, 85, 247, 0.4);
}

/* =========================================================
   LIGHT THEME OVERRIDES FOR CARDS
   ========================================================= */
body.theme-light .doc-row-card.doc-theme-pdf {
    background: linear-gradient(135deg, #FEF2F2 0%, #FFFFFF 85%);
    border: 1px solid #FECACA;
    border-left: 5px solid #EF4444;
}
body.theme-light .doc-row-card.doc-theme-pdf:hover {
    background: #FEE2E2;
    border-color: #EF4444;
    box-shadow: 0 4px 14px rgba(239, 68, 68, 0.15);
}
body.theme-light .doc-row-card.doc-theme-pdf .doc-icon-thumb {
    background: #FEE2E2;
    border-color: #FCA5A5;
}

body.theme-light .doc-row-card.doc-theme-excel,
body.theme-light .doc-row-card.doc-theme-gsheet {
    background: linear-gradient(135deg, #F0FDF4 0%, #FFFFFF 85%);
    border: 1px solid #BBF7D0;
    border-left: 5px solid #10B981;
}
body.theme-light .doc-row-card.doc-theme-excel:hover,
body.theme-light .doc-row-card.doc-theme-gsheet:hover {
    background: #DCFCE7;
    border-color: #10B981;
    box-shadow: 0 4px 14px rgba(16, 185, 129, 0.15);
}
body.theme-light .doc-row-card.doc-theme-excel .doc-icon-thumb,
body.theme-light .doc-row-card.doc-theme-gsheet .doc-icon-thumb {
    background: #DCFCE7;
    border-color: #86EFAC;
}

body.theme-light .doc-row-card.doc-theme-word {
    background: linear-gradient(135deg, #EFF6FF 0%, #FFFFFF 85%);
    border: 1px solid #BFDBFE;
    border-left: 5px solid #3B82F6;
}
body.theme-light .doc-row-card.doc-theme-word:hover {
    background: #DBEAFE;
    border-color: #3B82F6;
    box-shadow: 0 4px 14px rgba(59, 130, 246, 0.15);
}
body.theme-light .doc-row-card.doc-theme-word .doc-icon-thumb {
    background: #DBEAFE;
    border-color: #93C5FD;
}

body.theme-light .doc-row-card.doc-theme-ppt {
    background: linear-gradient(135deg, #FFFBEB 0%, #FFFFFF 85%);
    border: 1px solid #FDE68A;
    border-left: 5px solid #F59E0B;
}
body.theme-light .doc-row-card.doc-theme-ppt:hover {
    background: #FEF3C7;
    border-color: #F59E0B;
    box-shadow: 0 4px 14px rgba(245, 158, 11, 0.15);
}
body.theme-light .doc-row-card.doc-theme-ppt .doc-icon-thumb {
    background: #FEF3C7;
    border-color: #FCD34D;
}

body.theme-light .doc-row-card.doc-theme-text {
    background: linear-gradient(135deg, #FEFCE8 0%, #FFFFFF 85%);
    border: 1px solid #FEF08A;
    border-left: 5px solid #EAB308;
}
body.theme-light .doc-row-card.doc-theme-text:hover {
    background: #FEF9C3;
    border-color: #EAB308;
    box-shadow: 0 4px 14px rgba(234, 179, 8, 0.15);
}
body.theme-light .doc-row-card.doc-theme-text .doc-icon-thumb {
    background: #FEF9C3;
    border-color: #FDE047;
}

body.theme-light .doc-row-card.doc-theme-gform {
    background: linear-gradient(135deg, #FAF5FF 0%, #FFFFFF 85%);
    border: 1px solid #E9D5FF;
    border-left: 5px solid #A855F7;
}
body.theme-light .doc-row-card.doc-theme-gform:hover {
    background: #F3E8FF;
    border-color: #A855F7;
    box-shadow: 0 4px 14px rgba(168, 85, 247, 0.15);
}
body.theme-light .doc-row-card.doc-theme-gform .doc-icon-thumb {
    background: #F3E8FF;
    border-color: #D8B4FE;
}

body.theme-light .doc-row-card.doc-theme-scan,
body.theme-light .doc-row-card.doc-theme-image {
    background: linear-gradient(135deg, #FAF5FF 0%, #FFFFFF 85%);
    border: 1px solid #E9D5FF;
    border-left: 5px solid #A855F7;
}
body.theme-light .doc-row-card.doc-theme-scan:hover,
body.theme-light .doc-row-card.doc-theme-image:hover {
    background: #F3E8FF;
    border-color: #A855F7;
    box-shadow: 0 4px 14px rgba(168, 85, 247, 0.18);
}
body.theme-light .doc-row-card.doc-theme-scan .doc-icon-thumb,
body.theme-light .doc-row-card.doc-theme-image .doc-icon-thumb {
    background: #F3E8FF;
    border-color: #E9D5FF;
}

.doc-row-info {
    flex: 1;
    overflow: hidden;
}

.doc-row-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary-dark);
    margin-bottom: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

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

.doc-row-actions {
    display: flex;
    flex-direction: column;
    gap: 6px;
    flex-shrink: 0;
}

.doc-action-row {
    display: flex;
    align-items: center;
    gap: 6px;
    justify-content: flex-end;
}

.doc-btn-pill {
    height: 32px;
    padding: 0 10px;
    font-size: 12px;
    font-weight: 600;
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border-dark);
    color: var(--text-primary-dark);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    cursor: pointer;
    white-space: nowrap;
    transition: var(--transition-fast);
}

.doc-btn-pill i {
    font-size: 13px;
}

.gdrive-file-row:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.2);
}

/* =========================================================
   LEGAL & POLICY PAGES STYLING (GOOGLE PLAY, ADMOB, FIREBASE)
   ========================================================= */
.btn-legal-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    background: var(--surface-dark);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-sm);
    color: var(--text-primary-dark);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
    text-align: left;
    width: 100%;
}

.btn-legal-link:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.25);
    transform: translateX(2px);
}

body.theme-light .btn-legal-link {
    background: #FFFFFF;
    border-color: #CBD5E1;
    color: #1E293B;
}

body.theme-light .btn-legal-link:hover {
    background: #F8FAFC;
    border-color: #94A3B8;
}

.legal-tab-btn {
    padding: 6px 12px;
    font-size: 12px;
    font-weight: 600;
    border-radius: var(--radius-sm);
    background: transparent;
    border: 1px solid transparent;
    color: var(--text-secondary-dark);
    cursor: pointer;
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition-fast);
}

.legal-tab-btn:hover {
    color: var(--text-primary-dark);
    background: rgba(255, 255, 255, 0.05);
}

.legal-tab-btn.active {
    background: rgba(0, 230, 118, 0.15);
    border-color: #00E676;
    color: #00E676;
}

body.theme-light .legal-tab-btn.active {
    background: #F0FDF4;
    border-color: #10B981;
    color: #047857;
}

.legal-content-body h2 {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary-dark);
    margin-top: 14px;
    margin-bottom: 8px;
    padding-bottom: 4px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

body.theme-light .legal-content-body h2 {
    color: #0F172A;
    border-bottom: 1px solid #E2E8F0;
}

.legal-content-body h3 {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary-dark);
    margin-top: 12px;
    margin-bottom: 6px;
}

.legal-content-body p {
    margin-bottom: 10px;
    line-height: 1.6;
    color: var(--text-secondary-dark);
}

body.theme-light .legal-content-body p {
    color: #334155;
}

.legal-content-body ul {
    margin-bottom: 12px;
    padding-left: 20px;
    color: var(--text-secondary-dark);
}

body.theme-light .legal-content-body ul {
    color: #334155;
}

.legal-content-body li {
    margin-bottom: 5px;
    line-height: 1.5;
}

.legal-highlight-box {
    background: rgba(0, 230, 118, 0.08);
    border: 1px solid rgba(0, 230, 118, 0.25);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
    margin: 12px 0;
    font-size: 12px;
}

body.theme-light .legal-highlight-box {
    background: #F0FDF4;
    border-color: #BBF7D0;
    color: #166534;
}

.doc-btn-pill:hover {
    background: rgba(255, 255, 255, 0.14);
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-1px);
}

.doc-btn-pill.btn-delete-doc:hover {
    background: rgba(244, 67, 54, 0.2);
    border-color: #FF5252;
    color: #FF5252;
}

body.theme-light .doc-btn-pill {
    background: #F1F5F9;
    border-color: #CBD5E1;
    color: #0B0F19;
}

body.theme-light .doc-btn-pill:hover {
    background: #E2E8F0;
    border-color: #94A3B8;
}

.doc-select-chk {
    width: 18px;
    height: 18px;
    accent-color: var(--primary);
    cursor: pointer;
    margin-right: 4px;
}

/* Empty State */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 36px 16px;
    text-align: center;
    color: var(--text-secondary-dark);
}

.empty-icon {
    font-size: 42px;
    color: var(--primary);
    margin-bottom: 12px;
    opacity: 0.8;
}

.empty-state h3 {
    font-size: 16px;
    color: var(--text-primary-dark);
    margin-bottom: 6px;
}

.empty-state p {
    font-size: 12px;
    max-width: 300px;
    margin-bottom: 20px;
    line-height: 1.4;
}

.empty-actions {
    display: flex;
    gap: 12px;
}

/* Floating Action Button (FAB) */
.fab-scan {
    position: absolute;
    bottom: 24px;
    right: 24px;
    background: var(--accent);
    color: #000;
    border: none;
    border-radius: var(--radius-full);
    padding: 14px 22px;
    font-size: 15px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    box-shadow: 0 8px 24px var(--accent-glow);
    transition: var(--transition-fast);
    z-index: 40;
}

.fab-scan:hover {
    background: #00FF85;
    transform: scale(1.05);
}

/* CAMERA SCREEN */
#viewCamera {
    background: #000;
}

.camera-viewport {
    flex: 1;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    overflow: hidden;
}

#videoPreview {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    top: 0;
    left: 0;
}

.camera-grid {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    display: none;
}

.camera-grid.active {
    display: block;
}

.grid-line {
    position: absolute;
    background: rgba(255, 255, 255, 0.25);
}

.grid-line.vertical.line-1 { left: 33.33%; top: 0; width: 1px; height: 100%; }
.grid-line.vertical.line-2 { left: 66.66%; top: 0; width: 1px; height: 100%; }
.grid-line.horizontal.line-1 { top: 33.33%; left: 0; height: 1px; width: 100%; }
.grid-line.horizontal.line-2 { top: 66.66%; left: 0; height: 1px; width: 100%; }

.focus-ring {
    position: absolute;
    width: 70px;
    height: 70px;
    border: 2px solid var(--accent);
    border-radius: 50%;
    pointer-events: none;
    transform: translate(-50%, -50%) scale(1.3);
    opacity: 0;
    transition: transform 0.2s, opacity 0.2s;
}

.focus-ring.active {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.0);
}

.shutter-flash {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #fff;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.1s ease-out;
}

.shutter-flash.flash {
    opacity: 0.85;
}

.camera-top-bar {
    position: relative;
    z-index: 10;
    padding: 16px;
    display: flex;
    justify-content: space-between;
    background: linear-gradient(to bottom, rgba(0,0,0,0.7), transparent);
}

.cam-top-actions {
    display: flex;
    gap: 12px;
}

.camera-bottom-bar {
    position: relative;
    z-index: 10;
    padding: 16px 24px 28px;
    background: linear-gradient(to top, rgba(0,0,0,0.85), transparent);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

.camera-mode-switch {
    background: rgba(0, 0, 0, 0.6);
    border-radius: var(--radius-full);
    padding: 3px;
    display: flex;
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.mode-pill {
    background: transparent;
    border: none;
    color: #A0A0A0;
    padding: 5px 16px;
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition-fast);
}

.mode-pill.active {
    background: var(--accent);
    color: #000;
}

.camera-actions-row {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-around;
}

.cam-action-btn {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.15);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.cam-action-btn:hover {
    background: rgba(255, 255, 255, 0.3);
}

.shutter-btn {
    width: 76px;
    height: 76px;
    border-radius: 50%;
    background: transparent;
    border: 4px solid #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-fast);
}

.shutter-btn:active {
    transform: scale(0.92);
}

.shutter-inner {
    width: 58px;
    height: 58px;
    border-radius: 50%;
    background: #fff;
}

.batch-badge-container {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    position: relative;
    cursor: pointer;
    border: 2px solid var(--accent);
    overflow: hidden;
}

.batch-badge-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.badge-count {
    position: absolute;
    top: 2px;
    right: 2px;
    background: var(--accent);
    color: #000;
    font-size: 11px;
    font-weight: bold;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.badge-finish-btn {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background: rgba(0, 230, 118, 0.85);
    color: #000;
    font-size: 10px;
    text-align: center;
    padding: 1px 0;
}

/* CROP SCREEN */
.crop-top-bar, .filter-top-bar, .detail-top-bar {
    height: 56px;
    background: var(--surface-dark);
    border-bottom: 1px solid var(--border-dark);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 16px;
    z-index: 10;
}

.crop-top-bar h2, .filter-top-bar h2 {
    font-size: 16px;
    font-weight: 600;
}

.crop-canvas-wrapper {
    flex: 1 1 0;
    min-height: 0;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #080808;
    overflow: hidden;
    padding: 10px;
}

#cropCanvas {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    cursor: crosshair;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.6);
    border-radius: 4px;
}

/* Floating Magnifying Loupe */
.magnifying-loupe {
    position: absolute;
    width: 130px;
    height: 130px;
    border-radius: 50%;
    border: 4px solid var(--accent);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.8), 0 0 15px var(--accent-glow);
    overflow: hidden;
    pointer-events: none;
    display: none;
    z-index: 100;
    background: #000;
}

.magnifying-loupe.active {
    display: block;
    animation: popIn 0.15s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes popIn {
    0% { transform: scale(0.6); opacity: 0; }
    100% { transform: scale(1.0); opacity: 1; }
}

.loupe-crosshair {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 24px;
    height: 24px;
    transform: translate(-50%, -50%);
    pointer-events: none;
}

.loupe-crosshair::before, .loupe-crosshair::after {
    content: '';
    position: absolute;
    background: var(--accent);
}

.loupe-crosshair::before { top: 11px; left: 0; width: 24px; height: 2px; }
.loupe-crosshair::after { top: 0; left: 11px; width: 2px; height: 24px; }

.crop-bottom-bar {
    height: 64px;
    flex-shrink: 0;
    background: var(--surface-dark);
    border-top: 1px solid var(--border-dark);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    z-index: 20;
}

/* FILTER & PREVIEW SCREEN */
.filter-preview-viewport {
    flex: 1 1 0;
    min-height: 0;
    position: relative;
    background: #111;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 12px;
    overflow: hidden;
}

#filterCanvas {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    box-shadow: 0 8px 24px rgba(0,0,0,0.6);
    border-radius: 4px;
}

.tuning-drawer {
    background: var(--surface-elevated);
    border-top: 1px solid var(--border-dark);
    padding: 14px 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    flex-shrink: 0;
}

.slider-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.slider-group label {
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary-dark);
}

.slider-group label span {
    margin-left: auto;
    color: var(--accent);
    font-weight: 600;
}

.slider-group input[type="range"] {
    accent-color: var(--accent);
    height: 6px;
    border-radius: 3px;
}

.filter-bottom-bar {
    height: 72px;
    flex-shrink: 0;
    background: var(--surface-dark);
    border-top: 1px solid var(--border-dark);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 16px;
    z-index: 20;
}

.filter-chips-scroll {
    display: flex;
    gap: 8px;
    overflow-x: auto;
}

.filter-chip {
    background: var(--bg-dark);
    border: 1px solid var(--border-dark);
    color: var(--text-secondary-dark);
    padding: 8px 14px;
    border-radius: var(--radius-full);
    font-size: 13px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
    transition: var(--transition-fast);
}

.filter-chip.active {
    background: var(--primary-light);
    color: var(--primary);
    border-color: var(--primary);
    font-weight: 600;
}

/* MULTI-PAGE DETAIL SCREEN */
.detail-title-group {
    flex: 1;
    margin: 0 12px;
    overflow: hidden;
}

.title-edit-wrap {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
}

.doc-title-input {
    background: transparent;
    border: none;
    border-bottom: 1px dashed var(--border-dark);
    color: var(--text-primary-dark);
    font-size: 16px;
    font-weight: 700;
    outline: none;
    flex: 1;
    transition: var(--transition-fast);
}

.btn-auto-rename {
    background: var(--primary-light);
    color: var(--primary);
    border: 1px solid var(--primary);
    border-radius: var(--radius-sm);
    padding: 3px 8px;
    font-size: 11px;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: var(--transition-fast);
}

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

.doc-meta-info {
    display: block;
    font-size: 11px;
    color: var(--text-secondary-dark);
}

/* Batch All-In-One Toolbar */
.batch-quick-tools-bar {
    background: var(--surface-elevated);
    border-bottom: 1px solid var(--border-dark);
    padding: 8px 16px;
    display: flex;
    align-items: center;
    gap: 8px;
    overflow-x: auto;
    flex-wrap: nowrap;
}

.batch-tools-title {
    font-size: 11px;
    font-weight: 700;
    color: var(--text-secondary-dark);
    text-transform: uppercase;
    white-space: nowrap;
}

.batch-action-btn {
    background: var(--bg-dark);
    border: 1px solid var(--border-dark);
    color: var(--text-primary-dark);
    padding: 5px 12px;
    border-radius: var(--radius-sm);
    font-size: 11px;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
    transition: var(--transition-fast);
}

.batch-action-btn:hover {
    background: var(--primary-light);
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-1px);
}

.multi-page-grid-container {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
}

.pages-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
}

@media (min-width: 600px) {
    .pages-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.page-card {
    background: var(--surface-dark);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-md);
    overflow: hidden;
    position: relative;
    cursor: grab;
    transition: var(--transition-fast);
}

.page-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
}

.page-card-thumb {
    width: 100%;
    aspect-ratio: 3/4;
    object-fit: cover;
    display: block;
    background: #1e1e1e;
}

.page-card-badge {
    position: absolute;
    top: 8px;
    left: 8px;
    background: var(--primary);
    color: white;
    font-size: 12px;
    font-weight: bold;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 6px rgba(0,0,0,0.4);
}

.page-card-actions {
    padding: 8px 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--surface-elevated);
    font-size: 12px;
    color: var(--text-secondary-dark);
}

.detail-bottom-toolbar {
    height: 64px;
    background: var(--surface-dark);
    border-top: 1px solid var(--border-dark);
    display: flex;
    align-items: center;
    justify-content: space-around;
    padding: 0 12px;
}

.tool-btn {
    background: transparent;
    border: none;
    color: var(--text-primary-dark);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    cursor: pointer;
    font-size: 11px;
    transition: var(--transition-fast);
}

.tool-btn i {
    font-size: 18px;
    color: var(--primary);
}

.tool-btn:hover {
    opacity: 0.8;
}

/* OFFICE FILES TAB */
.office-container {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    transition: background 0.3s ease;
}

/* Office Editing Workspace Consistent Clean Background Theming (Matching Home Page) */
.office-container {
    background: var(--bg-dark);
}
.office-container .office-toolbar {
    background: var(--surface-dark);
    border-bottom: 1px solid var(--border-dark);
}
.office-container #subviewWord,
.office-container #subviewExcel,
.office-container #subviewPpt,
.office-container #subviewPdf,
.office-container #subviewText,
.office-subview {
    background: var(--bg-dark);
}

.office-toolbar {
    padding: 10px 16px;
    background: var(--surface-dark);
    border-bottom: 1px solid var(--border-dark);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
}

.office-type-selector {
    display: flex;
    gap: 6px;
    overflow-x: auto;
    overflow-y: hidden;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior-x: contain;
    touch-action: pan-x;
    scrollbar-width: none !important;
    -ms-overflow-style: none !important;
    min-width: 0;
    padding-bottom: 2px;
}

.office-type-selector::-webkit-scrollbar {
    display: none !important;
    width: 0 !important;
    height: 0 !important;
}

.office-btn {
    background: var(--bg-dark);
    border: 1px solid var(--border-dark);
    color: var(--text-secondary-dark);
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
    flex-shrink: 0;
    transition: var(--transition-fast);
    touch-action: pan-x;
    user-select: none;
    -webkit-user-select: none;
}

.office-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
    font-weight: 600;
}

.office-font-group {
    display: flex;
    align-items: center;
    gap: 6px;
    background: var(--bg-dark);
    border: 1px solid var(--border-dark);
    padding: 3px 8px;
    border-radius: var(--radius-sm);
}

.office-font-group label {
    font-size: 13px;
    color: var(--text-secondary-dark);
}

.office-font-select {
    background: transparent;
    border: none;
    color: var(--text-primary-dark);
    font-size: 12px;
    font-weight: 500;
    outline: none;
    cursor: pointer;
}

.office-font-select option {
    background: var(--surface-dark);
    color: var(--text-primary-dark);
}

/* Translate & Convert Dropdown */
.office-translate-group {
    position: relative;
    display: inline-block;
}

.btn-translate-tool {
    background: var(--bg-dark);
    border: 1px solid var(--primary);
    color: var(--primary);
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition-fast);
}

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

.translate-dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 6px;
    background: var(--surface-elevated);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 100;
    min-width: 250px;
    padding: 6px 0;
    display: flex;
    flex-direction: column;
}

.translate-menu-item {
    padding: 9px 16px;
    font-size: 12px;
    color: var(--text-primary-dark);
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.translate-menu-item:hover {
    background: var(--primary-light);
    color: var(--primary);
}

.translate-menu-item i {
    width: 16px;
    text-align: center;
    color: var(--primary);
}

.translate-menu-divider {
    height: 1px;
    background: var(--border-dark);
    margin: 4px 0;
}

.office-actions {
    display: flex;
    gap: 8px;
}

.office-viewports {
    flex: 1;
    position: relative;
    overflow: hidden;
}

.office-subview {
    display: none;
    width: 100%;
    height: 100%;
    flex-direction: column;
}

.office-subview.active {
    display: flex;
}

/* Format Landing Hub & Recents View */
.format-hub-container {
    flex: 1;
    overflow-y: auto;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 24px;
    background: #121214;
}

.format-hub-banner {
    background: linear-gradient(135deg, rgba(33, 150, 243, 0.12) 0%, rgba(25, 118, 210, 0.04) 100%);
    border: 1px solid rgba(33, 150, 243, 0.25);
    border-radius: 12px;
    padding: 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
}

.format-hub-title-group {
    display: flex;
    align-items: center;
    gap: 16px;
}

.format-hub-icon {
    width: 52px;
    height: 52px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.06);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    border: 1px solid var(--border-dark);
}

.format-hub-title-group h2 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary-dark);
    margin-bottom: 4px;
}

.format-hub-title-group p {
    font-size: 13px;
    color: var(--text-secondary-dark);
}

.format-hub-actions {
    display: flex;
    gap: 10px;
    align-items: center;
}

.format-hub-recents-section {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.recents-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-dark);
}

.recents-header h3 {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary-dark);
    display: flex;
    align-items: center;
    gap: 8px;
}

.recents-count {
    font-size: 12px;
    color: var(--text-secondary-dark);
    background: rgba(255, 255, 255, 0.06);
    padding: 2px 8px;
    border-radius: 12px;
}

.format-recents-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 14px;
}

.format-recent-card {
    background: var(--surface-dark);
    border: 1px solid var(--border-dark);
    border-radius: 10px;
    padding: 14px;
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.format-recent-card:hover {
    transform: translateY(-2px);
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
}

.format-recent-icon {
    width: 44px;
    height: 56px;
    border-radius: 6px;
    background: var(--surface-elevated);
    border: 1px solid var(--border-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    flex-shrink: 0;
}

.format-recent-info {
    flex: 1;
    overflow: hidden;
}

.format-recent-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary-dark);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom: 4px;
}

.format-recent-meta {
    font-size: 11px;
    color: var(--text-secondary-dark);
}

.format-recent-actions {
    display: flex;
    align-items: center;
    gap: 4px;
}

.hub-empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    text-align: center;
    color: var(--text-secondary-dark);
    gap: 10px;
}

.hub-empty-icon {
    font-size: 40px;
    opacity: 0.4;
}

/* Text Editor */
.text-editor-bar {
    padding: 8px 16px;
    background: var(--surface-elevated);
    border-bottom: 1px solid var(--border-dark);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    color: var(--text-secondary-dark);
}

.text-quick-tools {
    display: flex;
    gap: 6px;
}

#mainTextEditor {
    flex: 1;
    width: 100%;
    background: var(--bg-dark);
    color: var(--text-primary-dark);
    border: none;
    padding: 16px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 14px;
    line-height: 1.6;
    resize: none;
    outline: none;
    overflow-y: auto !important;
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch !important;
    touch-action: pan-y pinch-zoom !important;
}

/* Full MS Word Ribbon Styles */
.word-ribbon-tabs {
    display: flex;
    background: #1c1c1e;
    border-bottom: 1px solid var(--border-dark);
    padding: 2px 12px 0 12px;
    gap: 4px;
    overflow-x: auto;
    overflow-y: hidden;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior-x: contain;
    touch-action: pan-x;
    scrollbar-width: none !important;
    -ms-overflow-style: none !important;
}

.word-ribbon-tabs::-webkit-scrollbar {
    display: none !important;
    width: 0 !important;
    height: 0 !important;
}

.ribbon-tab {
    background: transparent;
    border: none;
    color: var(--text-secondary-dark);
    padding: 7px 14px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    border-radius: 6px 6px 0 0;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
    flex-shrink: 0;
    transition: var(--transition-fast);
    touch-action: pan-x;
    user-select: none;
    -webkit-user-select: none;
}

.ribbon-tab.active {
    background: var(--surface-dark);
    color: var(--primary);
    border-bottom: 2px solid var(--primary);
}

.word-ribbon-body {
    background: var(--surface-dark);
    border-bottom: 1px solid var(--border-dark);
    padding: 6px 12px;
    min-height: 86px;
    overflow-x: auto !important;
    overflow-y: hidden !important;
    -webkit-overflow-scrolling: touch !important;
    scrollbar-width: none !important;
    -ms-overflow-style: none !important;
    touch-action: pan-x !important;
    overscroll-behavior-x: contain !important;
    cursor: grab;
}

.word-ribbon-body:active {
    cursor: grabbing;
}

.word-ribbon-body::-webkit-scrollbar {
    display: none !important;
    width: 0 !important;
    height: 0 !important;
}

.ribbon-panel {
    display: none;
    align-items: stretch;
    gap: 12px;
    overflow: visible !important;
    flex-wrap: nowrap !important;
    width: max-content !important;
    min-width: 100% !important;
    flex-shrink: 0 !important;
    pointer-events: auto !important;
}

.ribbon-panel::-webkit-scrollbar {
    display: none !important;
    width: 0 !important;
    height: 0 !important;
}

.ribbon-panel.active {
    display: flex !important;
}

.ribbon-group {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 0 10px;
    border-right: 1px solid var(--border-dark);
}

.ribbon-group-tools {
    display: flex;
    align-items: center;
    gap: 6px;
    flex: 1;
}

.ribbon-group-tools-col {
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex: 1;
    justify-content: center;
}

.ribbon-row {
    display: flex;
    align-items: center;
    gap: 4px;
}

.ribbon-btn-col {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.ribbon-group-label {
    font-size: 10px;
    color: var(--text-secondary-dark);
    text-align: center;
    margin-top: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.ribbon-btn-lg {
    background: var(--bg-dark);
    border: 1px solid var(--border-dark);
    color: var(--text-primary-dark);
    padding: 6px 10px;
    border-radius: var(--radius-sm);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    cursor: pointer;
    font-size: 11px;
    font-weight: 500;
    min-width: 52px;
    transition: var(--transition-fast);
}

.ribbon-btn-lg i {
    font-size: 18px;
    color: var(--primary);
}

.ribbon-btn-lg:hover, .ribbon-btn-sm:hover, .ribbon-btn-icon:hover {
    background: var(--primary-light);
    color: var(--primary);
    border-color: var(--primary);
}

.ribbon-btn-sm {
    background: var(--bg-dark);
    border: 1px solid var(--border-dark);
    color: var(--text-primary-dark);
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 11px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 5px;
    white-space: nowrap;
}

.ribbon-btn-icon {
    background: var(--bg-dark);
    border: 1px solid var(--border-dark);
    color: var(--text-primary-dark);
    width: 28px;
    height: 26px;
    border-radius: 4px;
    font-size: 12px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ribbon-select {
    background: var(--bg-dark);
    border: 1px solid var(--border-dark);
    color: var(--text-primary-dark);
    padding: 3px 6px;
    border-radius: 4px;
    font-size: 11px;
    outline: none;
    cursor: pointer;
}

.font-family-select {
    width: 120px;
}

.font-size-select {
    width: 55px;
}

.case-select, .spacing-select {
    width: 75px;
}

.ribbon-color-label {
    background: var(--bg-dark);
    border: 1px solid var(--border-dark);
    width: 28px;
    height: 26px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

/* Word Page Viewport & Sheet Layout */
.word-page-viewport {
    flex: 1;
    overflow-y: auto !important;
    overflow-x: auto !important;
    background: #121214;
    padding: 24px 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
    -webkit-overflow-scrolling: touch !important;
    touch-action: pan-x pan-y pinch-zoom !important;
    overscroll-behavior: contain;
    min-height: 0;
}

.word-page-sheet {
    background: #ffffff;
    color: #111111;
    border-radius: 4px;
    box-shadow: 0 6px 30px rgba(0,0,0,0.5);
    outline: none;
    min-height: 1123px;
    height: auto !important;
    line-height: 1.7;
    transition: var(--transition-fast);
    touch-action: pan-x pan-y pinch-zoom;
    box-sizing: border-box;
    overflow: visible !important;
    margin-bottom: 40px;
}

/* Hardware-Accelerated Pinch-to-Zoom Targets */
.word-page-sheet,
#excelTableWrapper,
.excel-table,
.ppt-slide-canvas,
.pdf-pages-scroll-wrapper,
#detailPageList,
#pageCanvasSingle {
    will-change: transform;
}

/* Page Layout Variations */
.word-page-sheet.layout-portrait {
    width: 794px; /* A4 width at 96dpi */
    max-width: 100%;
}

.word-page-sheet.layout-landscape {
    width: 1123px; /* A4 height at 96dpi */
    max-width: 100%;
}

.word-page-sheet.layout-margin-normal {
    padding: 48px 56px;
}

.word-page-sheet.layout-margin-narrow {
    padding: 24px 28px;
}

.word-page-sheet.layout-margin-wide {
    padding: 72px 90px;
}

.word-page-sheet.layout-columns-2 {
    column-count: 2;
    column-gap: 30px;
    column-rule: 1px solid #ddd;
}

.word-page-sheet.layout-columns-3 {
    column-count: 3;
    column-gap: 20px;
    column-rule: 1px solid #ddd;
}

.word-page-sheet table {
    width: 100%;
    border-collapse: collapse;
    margin: 12px 0;
}

.word-page-sheet td, .word-page-sheet th {
    border: 1px solid #aaa;
    padding: 8px 12px;
}

.word-page-sheet img {
    max-width: 100%;
    height: auto;
    border-radius: 4px;
    margin: 10px 0;
}

/* Excel Formula Bar */
.excel-formula-bar {
    display: flex;
    align-items: center;
    background: var(--surface-dark);
    border-bottom: 1px solid var(--border-dark);
    padding: 4px 12px;
    gap: 8px;
}

.fx-label {
    font-weight: 700;
    font-style: italic;
    color: var(--primary);
    font-size: 14px;
    padding: 0 4px;
    font-family: serif;
}

#inputExcelFormula {
    flex: 1;
    background: var(--bg-dark);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-sm);
    color: var(--text-primary-dark);
    padding: 4px 10px;
    font-size: 13px;
    outline: none;
    font-family: 'JetBrains Mono', monospace;
}

#inputExcelFormula:focus {
    border-color: #00E676;
}

.excel-sheets-bar {
    padding: 6px 12px;
    background: var(--surface-elevated);
    border-bottom: 1px solid var(--border-dark);
    display: flex;
    gap: 6px;
}

.sheet-tab {
    background: var(--bg-dark);
    border: 1px solid var(--border-dark);
    color: var(--text-secondary-dark);
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 12px;
    cursor: pointer;
}

.sheet-tab.active {
    background: #2E7D32;
    color: white;
    border-color: #2E7D32;
    font-weight: 600;
}

.excel-grid-container {
    flex: 1;
    overflow-y: auto !important;
    overflow-x: auto !important;
    background: var(--bg-dark);
    -webkit-overflow-scrolling: touch !important;
    touch-action: pan-x pan-y pinch-zoom !important;
    overscroll-behavior: contain;
}

.excel-table {
    border-collapse: collapse;
    width: 100%;
    font-size: 13px;
    touch-action: pan-x pan-y pinch-zoom;
}

.excel-table th, .excel-table td {
    border: 1px solid var(--border-dark);
    padding: 8px 12px;
    min-width: 100px;
    color: var(--text-primary-dark);
    outline: none;
}

.excel-table th {
    background: var(--surface-elevated);
    font-weight: 600;
    text-align: center;
    color: var(--text-secondary-dark);
}

.excel-table td:focus, .excel-table td.selected-cell {
    background: rgba(0, 230, 118, 0.15);
    box-shadow: inset 0 0 0 2px #00E676;
}

/* PowerPoint Presentation Workspace */
.ppt-workspace {
    flex: 1;
    display: flex;
    background: #111113;
    overflow: auto !important;
    -webkit-overflow-scrolling: touch !important;
    touch-action: pan-x pan-y pinch-zoom !important;
}

.ppt-slides-sidebar {
    width: 200px;
    background: #18181c;
    border-right: 1px solid var(--border-dark);
    overflow-y: auto;
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.ppt-slide-thumb {
    background: #25252b;
    border: 2px solid transparent;
    border-radius: 6px;
    padding: 8px;
    cursor: pointer;
    transition: var(--transition-fast);
    aspect-ratio: 16 / 9;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
}

.ppt-slide-thumb.active {
    border-color: #FF9800;
    box-shadow: 0 0 10px rgba(255, 152, 0, 0.4);
}

.ppt-slide-thumb .slide-thumb-num {
    position: absolute;
    top: 4px;
    left: 6px;
    font-size: 10px;
    color: var(--text-secondary-dark);
    font-weight: 700;
}

.ppt-slide-thumb .slide-thumb-title {
    font-size: 10px;
    color: var(--text-primary-dark);
    font-weight: 600;
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.ppt-canvas-viewport {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 30px;
    overflow-y: auto !important;
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch !important;
    touch-action: pan-x pan-y pinch-zoom !important;
}

.ppt-slide-canvas {
    width: 800px;
    max-width: 100%;
    aspect-ratio: 16 / 9;
    border-radius: 8px;
    padding: 40px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.6);
    display: flex;
    flex-direction: column;
    gap: 16px;
    transition: all 0.3s ease;
    outline: none;
}

.ppt-slide-title {
    font-size: 28px;
    font-weight: 700;
    outline: none;
    padding: 6px;
    border: 1px dashed transparent;
    border-radius: 4px;
}

.ppt-slide-title:focus, .ppt-slide-subtitle:focus, .ppt-slide-body:focus {
    border-color: rgba(255,255,255,0.4);
}

.ppt-slide-subtitle {
    font-size: 16px;
    opacity: 0.85;
    outline: none;
    padding: 4px 6px;
    border: 1px dashed transparent;
    border-radius: 4px;
}

.ppt-slide-body {
    font-size: 16px;
    line-height: 1.6;
    flex: 1;
    outline: none;
    padding: 6px;
    border: 1px dashed transparent;
    border-radius: 4px;
}

/* PowerPoint Slide Themes */
.ppt-slide-canvas.theme-dark {
    background: #1e1e24;
    color: #ffffff;
}

.ppt-slide-canvas.theme-indigo {
    background: linear-gradient(135deg, #1a237e 0%, #283593 100%);
    color: #ffffff;
}

.ppt-slide-canvas.theme-emerald {
    background: linear-gradient(135deg, #004d40 0%, #00796b 100%);
    color: #ffffff;
}

.ppt-slide-canvas.theme-crimson {
    background: linear-gradient(135deg, #880e4f 0%, #ad1457 100%);
    color: #ffffff;
}

.ppt-slide-canvas.theme-clean {
    background: #ffffff;
    color: #111111;
    border: 1px solid #ddd;
}

/* PDF Viewer Viewport */
#subviewPdf {
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
}

.pdf-controls-bar {
    padding: 8px 16px;
    background: var(--surface-elevated);
    border-bottom: 1px solid var(--border-dark);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
    font-size: 13px;
    flex-shrink: 0;
}

.pdf-nav-group, .pdf-zoom-group, .pdf-edit-action-group {
    display: flex;
    align-items: center;
    gap: 8px;
}

.pdf-page-indicator {
    font-size: 12px;
    color: var(--text-primary-dark);
    font-weight: 500;
}

.pdf-canvas-container {
    flex: 1;
    overflow-y: auto;
    overflow-x: auto;
    background: #111417;
    padding: 20px 10px;
    position: relative;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
    touch-action: pan-y;
    display: flex;
    justify-content: center;
}

.pdf-pages-scroll-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
    width: 100%;
    max-width: 960px;
    padding-bottom: 40px;
}

.pdf-page-card {
    position: relative;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.6);
    background: #FFFFFF;
    border-radius: 4px;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    width: fit-content;
    max-width: 100%;
}

.pdf-page-card.active-view-page {
    box-shadow: 0 0 0 3px var(--primary), 0 10px 35px rgba(0, 0, 0, 0.8);
}

.pdf-page-badge {
    position: absolute;
    top: 8px;
    left: 8px;
    background: rgba(0, 0, 0, 0.75);
    color: #FFFFFF;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 700;
    pointer-events: none;
    z-index: 5;
    backdrop-filter: blur(4px);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.4);
}

.pdf-page-canvas, #pdfRenderCanvas {
    display: block;
    max-width: 100%;
    height: auto;
    cursor: crosshair;
    background: #FFFFFF;
    border-radius: 4px;
}

/* PDF Bottom Toolbar & Controls ("pdf kholne per ye sab niche dikhna chahiye") */
.pdf-bottom-controls {
    margin: 0;
    border-radius: 0;
    border-top: 1px solid var(--border-dark);
    border-bottom: 1px solid var(--border-dark);
    padding: 6px 16px;
    background: var(--surface-dark);
    flex-shrink: 0;
}

.pdf-bottom-toolbar {
    margin: 0;
    border-radius: 0;
    padding: 8px 16px;
    background: var(--surface-elevated);
    flex-shrink: 0;
}

body.theme-light .pdf-canvas-container {
    background: #E2E8F0;
}
body.theme-light .pdf-bottom-controls,
body.theme-light .pdf-bottom-toolbar {
    background: #FFFFFF;
    border-color: #CBD5E1;
}

/* MODALS & BOTTOM SHEETS */
.modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    z-index: 200;
    display: none;
    align-items: flex-end;
    justify-content: center;
}

.modal-backdrop.active {
    display: flex;
}

.modal-sheet {
    background: var(--surface-dark);
    border: 1px solid var(--border-dark);
    border-radius: 20px 20px 0 0;
    width: 100%;
    max-width: 600px;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    padding: 20px;
    animation: slideUp 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-fullscreen-sheet {
    background: var(--bg-dark);
    width: 100%;
    height: 100%;
    max-width: 900px;
    max-height: 94vh;
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    padding: 14px 16px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.6);
    border: 1px solid var(--border-dark);
    animation: zoomIn 0.2s ease-out;
}

@keyframes zoomIn {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}

.page-viewer-top-header {
    margin-bottom: 8px;
}

.viewer-nav-header {
    display: flex;
    align-items: center;
    gap: 10px;
}

.btn-home-nav {
    background: var(--primary);
    color: #FFFFFF;
    border: none;
    border-radius: var(--radius-sm);
    padding: 6px 12px;
    font-size: 12px;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    transition: var(--transition-fast);
    box-shadow: 0 2px 6px rgba(30, 136, 229, 0.4);
}

.btn-home-nav:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

/* Page Markup & Annotation Toolbar */
.page-markup-toolbar {
    display: flex;
    align-items: center;
    gap: 6px;
    background: var(--surface-dark);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-sm);
    padding: 6px 10px;
    overflow-x: auto;
    flex-shrink: 0;
    margin-bottom: 6px;
}

.markup-tool-btn {
    background: var(--bg-dark);
    border: 1px solid var(--border-dark);
    color: var(--text-secondary-dark);
    padding: 6px 10px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
    transition: var(--transition-fast);
}

.markup-tool-btn:hover {
    color: var(--text-primary-dark);
    background: rgba(255, 255, 255, 0.08);
}

.markup-tool-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    color: #FFFFFF;
    box-shadow: 0 2px 8px rgba(30, 136, 229, 0.35);
}

/* Tool Secondary Settings & Controls Bar */
.page-markup-controls {
    display: flex;
    align-items: center;
    gap: 16px;
    background: var(--surface-elevated);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-sm);
    padding: 6px 12px;
    font-size: 12px;
    flex-shrink: 0;
    margin-bottom: 6px;
    flex-wrap: wrap;
}

.markup-color-group {
    display: flex;
    align-items: center;
    gap: 6px;
}

.markup-color-group label {
    font-size: 11px;
    color: var(--text-secondary-dark);
    font-weight: 600;
}

.color-swatch {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    border: 2px solid transparent;
    cursor: pointer;
    transition: transform 0.15s ease;
}

.color-swatch:hover {
    transform: scale(1.15);
}

.color-swatch.active {
    border-color: #FFFFFF;
    box-shadow: 0 0 6px rgba(255, 255, 255, 0.8);
    transform: scale(1.1);
}

.markup-size-group {
    display: flex;
    align-items: center;
    gap: 8px;
}

.markup-size-group label {
    font-size: 11px;
    color: var(--text-secondary-dark);
    font-weight: 600;
    white-space: nowrap;
}

.markup-size-group input[type="range"] {
    width: 90px;
    height: 4px;
    accent-color: var(--primary);
    cursor: pointer;
}

.markup-text-input-group {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1;
}

.markup-text-input-group input {
    flex: 1;
    background: var(--bg-dark);
    border: 1px solid var(--border-dark);
    color: var(--text-primary-dark);
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    outline: none;
}

.markup-text-input-group select {
    background: var(--bg-dark);
    border: 1px solid var(--border-dark);
    color: var(--text-primary-dark);
    padding: 4px 6px;
    border-radius: 4px;
    font-size: 12px;
}

.page-viewer-body {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: auto;
    background: #111417;
    border-radius: var(--radius-md);
    padding: 12px;
    margin: 4px 0 8px;
    position: relative;
    touch-action: none;
    user-select: none;
}

.page-annotate-container {
    display: inline-block;
    position: relative;
    box-shadow: 0 4px 24px rgba(0,0,0,0.6);
    border-radius: 4px;
    background: #FFFFFF;
    transform-origin: center center;
    transition: transform 0.1s ease-out;
}

#canvasPageMarkup {
    display: block;
    max-width: 100%;
    max-height: 72vh;
    width: auto;
    height: auto;
    object-fit: contain;
    cursor: crosshair;
}

/* =========================================================
   INTERACTIVE FLOATING / MOVABLE / RESIZABLE IMAGE OVERLAY
   ========================================================= */
.floating-image-overlay {
    position: absolute;
    box-sizing: border-box;
    border: 2px dashed #00E676;
    background: rgba(0, 230, 118, 0.05);
    cursor: move;
    user-select: none;
    touch-action: none;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    transform-origin: center center;
}

.floating-image-overlay.active-dragging {
    border-color: #2196F3;
    background: rgba(33, 150, 243, 0.12);
}

.floating-image-overlay .overlay-content-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    pointer-events: none;
    display: block;
    transition: transform 0.15s ease;
}

.floating-image-overlay .overlay-controls-bar {
    position: absolute;
    top: -44px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 6px;
    background: rgba(22, 28, 34, 0.95);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    padding: 4px 8px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
    z-index: 105;
    white-space: nowrap;
}

body.theme-light .floating-image-overlay .overlay-controls-bar {
    background: #FFFFFF;
    border-color: #CBD5E1;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.floating-image-overlay .overlay-action-btn {
    border: none;
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-primary-dark);
    font-size: 11px;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 12px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: var(--transition-fast);
}

body.theme-light .floating-image-overlay .overlay-action-btn {
    background: #F1F5F9;
    color: #1E293B;
}

.floating-image-overlay .overlay-action-btn.apply-btn {
    background: #00E676;
    color: #000000;
}

.floating-image-overlay .overlay-action-btn.apply-btn:hover {
    background: #00C853;
    transform: scale(1.04);
}

.floating-image-overlay .overlay-action-btn.del-btn:hover {
    color: #FF5252;
    background: rgba(255, 82, 82, 0.15);
}

.floating-image-overlay .overlay-action-btn.rotate-btn:hover {
    color: #2196F3;
    background: rgba(33, 150, 243, 0.15);
}

/* Corner Handles */
.floating-image-overlay .resize-handle {
    position: absolute;
    width: 14px;
    height: 14px;
    background: #00E676;
    border: 2px solid #FFFFFF;
    border-radius: 50%;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.4);
    z-index: 102;
}

.floating-image-overlay .handle-tl { top: -7px; left: -7px; cursor: nwse-resize; }
.floating-image-overlay .handle-tr { top: -7px; right: -7px; cursor: nesw-resize; }
.floating-image-overlay .handle-bl { bottom: -7px; left: -7px; cursor: nesw-resize; }
.floating-image-overlay .handle-br { bottom: -7px; right: -7px; cursor: nwse-resize; }

/* =========================================================
   INTERACTIVE FLOATING / MOVABLE / EDITABLE TEXT OVERLAY
   ========================================================= */
.floating-text-overlay {
    position: absolute;
    box-sizing: border-box;
    border: 2px dashed #2196F3;
    background: rgba(33, 150, 243, 0.08);
    cursor: move;
    user-select: none;
    touch-action: none;
    z-index: 100;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 6px 12px;
    border-radius: 4px;
    box-shadow: 0 4px 18px rgba(0, 0, 0, 0.4);
    transform-origin: center center;
}

.floating-text-overlay.active-dragging {
    border-color: #00E676;
    background: rgba(0, 230, 118, 0.12);
}

.floating-text-overlay .overlay-text-content {
    font-family: 'Inter', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    outline: none;
    cursor: text;
    user-select: text;
    white-space: pre-wrap;
    word-break: break-word;
    min-width: 60px;
    text-align: left;
    display: inline-block;
    transition: transform 0.15s ease;
}

.floating-text-overlay .overlay-controls-bar {
    position: absolute;
    top: -44px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 6px;
    background: rgba(22, 28, 34, 0.95);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    padding: 4px 8px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
    z-index: 105;
    white-space: nowrap;
}

body.theme-light .floating-text-overlay .overlay-controls-bar {
    background: #FFFFFF;
    border-color: #CBD5E1;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.floating-text-overlay .overlay-action-btn {
    border: none;
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-primary-dark);
    font-size: 11px;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 12px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: var(--transition-fast);
}

body.theme-light .floating-text-overlay .overlay-action-btn {
    background: #F1F5F9;
    color: #1E293B;
}

.floating-text-overlay .overlay-action-btn.apply-btn {
    background: #2196F3;
    color: #FFFFFF;
}

.floating-text-overlay .overlay-action-btn.apply-btn:hover {
    background: #1976D2;
    transform: scale(1.04);
}

.floating-text-overlay .overlay-action-btn.del-btn:hover {
    color: #FF5252;
    background: rgba(255, 82, 82, 0.15);
}

.floating-text-overlay .overlay-action-btn.rotate-btn:hover {
    color: #00E676;
    background: rgba(0, 230, 118, 0.15);
}

/* Corner Handles for Text */
.floating-text-overlay .resize-handle {
    position: absolute;
    width: 12px;
    height: 12px;
    background: #2196F3;
    border: 2px solid #FFFFFF;
    border-radius: 50%;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.4);
    z-index: 102;
}

.floating-text-overlay .handle-tl { top: -6px; left: -6px; cursor: nwse-resize; }
.floating-text-overlay .handle-tr { top: -6px; right: -6px; cursor: nesw-resize; }
.floating-text-overlay .handle-bl { bottom: -6px; left: -6px; cursor: nesw-resize; }
.floating-text-overlay .handle-br { bottom: -6px; right: -6px; cursor: nwse-resize; }

.page-viewer-footer {
    display: flex;
    justify-content: space-between;
    gap: 8px;
    flex-wrap: wrap;
}

/* Light Theme overrides for single page editor */
body.theme-light .page-markup-toolbar,
body.theme-light .page-markup-controls {
    background: #FFFFFF;
    border-color: #CBD5E1;
}

body.theme-light .markup-tool-btn {
    background: #F1F5F9;
    border-color: #CBD5E1;
    color: #334155;
}

body.theme-light .markup-tool-btn:hover {
    background: #E2E8F0;
    color: #0F172A;
}

body.theme-light .page-viewer-body {
    background: #E2E8F0;
}

.modal-header h3 {
    font-size: 17px;
    font-weight: 700;
}

.modal-body {
    flex: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.modal-footer {
    margin-top: 20px;
    display: flex;
    gap: 10px;
}

.ocr-status-bar {
    font-size: 12px;
    color: var(--accent);
    font-weight: 500;
}

#ocrOutputArea {
    width: 100%;
    height: 200px;
    background: var(--bg-dark);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-sm);
    color: var(--text-primary-dark);
    padding: 12px;
    font-size: 14px;
    line-height: 1.5;
    outline: none;
    resize: none;
}

.form-group label {
    display: block;
    font-size: 13px;
    color: var(--text-secondary-dark);
    margin-bottom: 8px;
    font-weight: 600;
}

.chip-options {
    display: flex;
    gap: 8px;
}

.opt-chip {
    background: var(--bg-dark);
    border: 1px solid var(--border-dark);
    color: var(--text-secondary-dark);
    padding: 7px 14px;
    border-radius: var(--radius-full);
    font-size: 13px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.opt-chip.active {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
    font-weight: 600;
}

.opt-hint {
    font-size: 12px;
    color: var(--accent);
    margin-top: 6px;
    font-weight: 500;
}

/* Universal Buttons */
.btn-primary {
    background: var(--accent);
    color: #000;
    border: none;
    padding: 10px 20px;
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: 14px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition-fast);
}

.btn-primary:hover {
    background: #00FF85;
}

.btn-primary-block {
    width: 100%;
    background: var(--accent);
    color: #000;
    border: none;
    padding: 12px;
    border-radius: var(--radius-md);
    font-weight: 700;
    font-size: 15px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-secondary {
    background: var(--surface-elevated);
    border: 1px solid var(--border-dark);
    color: var(--text-primary-dark);
    padding: 10px 18px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--accent);
    color: var(--accent);
    padding: 8px 16px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 13px;
    cursor: pointer;
}

.btn-ghost {
    background: transparent;
    border: none;
    color: var(--text-secondary-dark);
    padding: 8px 16px;
    font-size: 13px;
    cursor: pointer;
}

.btn-ghost:hover {
    color: var(--text-primary-dark);
}

.btn-primary-sm, .btn-secondary-sm {
    padding: 6px 14px;
    font-size: 12px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.btn-primary-sm {
    background: var(--primary);
    color: white;
    border: none;
}

.btn-download-sm {
    background: var(--accent);
    color: #000;
    border: none;
    padding: 6px 14px;
    font-size: 12px;
    border-radius: var(--radius-sm);
    font-weight: 700;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition-fast);
}

.btn-download-sm:hover {
    background: #00FF85;
    transform: translateY(-1px);
}

.btn-secondary-sm {
    background: var(--bg-dark);
    border: 1px solid var(--border-dark);
    color: var(--text-primary-dark);
}

/* Spinner */
.loader-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    color: white;
    font-size: 14px;
}

.spinner {
    width: 36px;
    height: 36px;
    border: 3px solid rgba(255, 255, 255, 0.2);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* Google Sheets & Google Forms Cloud Integration */
.cloud-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 16px;
    background: var(--surface-dark);
    border-bottom: 1px solid var(--border-dark);
    flex-wrap: wrap;
    gap: 12px;
}

.cloud-url-box {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1;
    min-width: 280px;
    background: var(--surface-elevated);
    padding: 4px 8px 4px 12px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-dark);
}

.cloud-url-box input {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-primary-dark);
    font-size: 13px;
}

.cloud-actions-group {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.cloud-embed-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    height: calc(100vh - 190px);
    height: calc(100dvh - 190px);
    position: relative;
    background: #1e1e1e;
    overflow: hidden;
}

.cloud-iframe {
    width: 100%;
    height: 100%;
    border: none;
    background: #FFFFFF;
}

.cloud-placeholder {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 30px;
    text-align: center;
    background: var(--bg-dark);
}

.cloud-placeholder-icon {
    font-size: 54px;
    margin-bottom: 16px;
}

.cloud-placeholder h3 {
    font-size: 20px;
    color: var(--text-primary-dark);
    margin-bottom: 8px;
}

.cloud-placeholder p {
    font-size: 14px;
    color: var(--text-secondary-dark);
    max-width: 520px;
    margin-bottom: 24px;
    line-height: 1.5;
}

.cloud-placeholder-btns {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
}

body.theme-light .cloud-toolbar {
    background: #FFFFFF;
    border-color: #CBD5E1;
}

body.theme-light .cloud-url-box {
    background: #F8FAFC;
    border-color: #CBD5E1;
}

body.theme-light .cloud-url-box input {
    color: #0B0F19;
}

body.theme-light .cloud-placeholder {
    background: #F8FAFC;
}

body.theme-light .cloud-placeholder h3 {
    color: #0B0F19;
}

body.theme-light .cloud-placeholder p {
    color: #475569;
}

.doc-type-badge.type-gsheet { background: rgba(0, 230, 118, 0.2); color: #00E676; border: 1px solid rgba(0, 230, 118, 0.3); }
.doc-type-badge.type-gform { background: rgba(171, 71, 188, 0.2); color: #AB47BC; border: 1px solid rgba(171, 71, 188, 0.3); }

/* Google Drive Cloud Integration Modal & Explorer */
.modal-gdrive-sheet {
    max-width: 780px;
    width: 95%;
    max-height: 88vh;
    display: flex;
    flex-direction: column;
}

.gdrive-header-title {
    display: flex;
    align-items: center;
    gap: 12px;
}

.gdrive-status-badge {
    font-size: 11px;
    font-weight: 600;
    color: #00E676;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.gdrive-account-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: var(--surface-dark);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-md);
    margin-bottom: 12px;
    flex-wrap: wrap;
    gap: 10px;
}

.gdrive-user-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.gdrive-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #4285F4;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.gdrive-user-name {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary-dark);
}

.gdrive-user-email {
    font-size: 12px;
    color: var(--text-secondary-dark);
}

.gdrive-storage-bar-wrapper {
    background: var(--surface-dark);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
    margin-bottom: 14px;
}

.gdrive-storage-meta {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    margin-bottom: 6px;
    color: var(--text-secondary-dark);
}

.gdrive-progress-track {
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    overflow: hidden;
}

.gdrive-progress-fill {
    height: 100%;
    background: #4285F4;
    border-radius: 4px;
    transition: width 0.4s ease;
}

.gdrive-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 14px;
    flex-wrap: wrap;
}

.gdrive-search-box {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--surface-dark);
    border: 1px solid var(--border-dark);
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    flex: 1;
    min-width: 220px;
}

.gdrive-search-box input {
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-primary-dark);
    font-size: 13px;
    width: 100%;
}

.gdrive-tool-btns {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.gdrive-files-container {
    background: var(--surface-dark);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-md);
    padding: 14px;
    min-height: 200px;
    max-height: 320px;
    overflow-y: auto;
}

.gdrive-files-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    border-bottom: 1px solid var(--border-dark);
    padding-bottom: 8px;
}

.gdrive-files-header h4 {
    font-size: 13px;
    color: var(--text-primary-dark);
    display: flex;
    align-items: center;
    gap: 8px;
}

.gdrive-files-count {
    font-size: 11px;
    color: var(--text-secondary-dark);
}

.gdrive-files-grid {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.gdrive-file-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 12px;
    background: var(--surface-elevated);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.gdrive-file-row:hover {
    border-color: #4285F4;
    background: rgba(66, 133, 244, 0.08);
}

.gdrive-file-left {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1;
    overflow: hidden;
}

.gdrive-file-icon {
    font-size: 20px;
    flex-shrink: 0;
}

.gdrive-file-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary-dark);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.gdrive-file-meta {
    font-size: 11px;
    color: var(--text-secondary-dark);
}

.gdrive-file-actions {
    display: flex;
    gap: 6px;
    flex-shrink: 0;
}

.doc-row-quick-actions {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
}

.btn-google-signin {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: #FFFFFF;
    color: #1F1F1F;
    font-family: 'Roboto', 'Inter', sans-serif;
    font-size: 13px;
    font-weight: 600;
    padding: 8px 16px;
    border-radius: 20px;
    border: 1px solid #747775;
    cursor: pointer;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12);
    transition: all 0.2s ease;
}

.btn-google-signin:hover {
    background: #F8FAFC;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
    border-color: #4285F4;
}

.gdrive-avatar-wrap {
    position: relative;
    width: 44px;
    height: 44px;
    flex-shrink: 0;
}

.gdrive-avatar-img {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid #4285F4;
}

.gdrive-config-drawer {
    background: var(--surface-elevated);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-sm);
    padding: 12px;
    margin-bottom: 12px;
}

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

.config-drawer-header h5 {
    font-size: 12px;
    color: var(--text-primary-dark);
    display: flex;
    align-items: center;
    gap: 6px;
}

.btn-danger-sm {
    background: rgba(255, 82, 82, 0.15);
    color: #FF5252;
    border: 1px solid rgba(255, 82, 82, 0.3);
    font-size: 12px;
    font-weight: 600;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition-fast);
}

.btn-danger-sm:hover {
    background: #FF5252;
    color: #FFFFFF;
}

/* Light Theme overrides for Google Drive */
body.theme-light .gdrive-account-card,
body.theme-light .gdrive-storage-bar-wrapper,
body.theme-light .gdrive-search-box,
body.theme-light .gdrive-config-drawer,
body.theme-light .gdrive-files-container {
    background: #FFFFFF;
    border-color: #CBD5E1;
}

body.theme-light .gdrive-user-name,
body.theme-light .gdrive-files-header h4,
body.theme-light .config-drawer-header h5,
body.theme-light .gdrive-file-title {
    color: #0B0F19;
}

/* =========================================================
   ULTRA-COMPACT MOBILE VIEW OPTIMIZATION FOR OFFICE EDITOR
   ========================================================= */
.office-controls-right {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: nowrap;
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none !important;
    -ms-overflow-style: none !important;
    touch-action: pan-x;
}

.office-controls-right::-webkit-scrollbar {
    display: none !important;
    width: 0 !important;
    height: 0 !important;
}

.ribbon-collapse-btn {
    color: var(--text-secondary-dark);
    margin-left: auto;
    font-size: 11px;
    padding: 4px 8px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition-fast);
}

.ribbon-collapse-btn:hover {
    color: var(--primary);
    background: rgba(33, 150, 243, 0.15);
}

@media (max-width: 768px) {
    .app-header {
        min-height: 44px;
        height: 44px;
        padding: 4px 10px;
    }
    .logo-group h1 {
        font-size: 14px;
    }
    .logo-group .sub-text {
        display: none !important;
    }
    .office-toolbar {
        padding: 4px 6px;
        gap: 4px;
        flex-direction: column;
        align-items: stretch;
        background: var(--surface-dark);
    }
    .office-type-selector {
        overflow-x: auto;
        flex-wrap: nowrap;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        gap: 5px;
        padding: 2px 0;
    }
    .office-type-selector::-webkit-scrollbar {
        display: none;
    }
    .office-btn {
        padding: 4px 8px;
        font-size: 11px;
        white-space: nowrap;
        flex-shrink: 0;
        border-radius: 4px;
    }
    .office-controls-right {
        display: flex;
        align-items: center;
        overflow-x: auto;
        flex-wrap: nowrap;
        gap: 5px;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        padding: 2px 0;
        width: 100%;
    }
    .office-controls-right::-webkit-scrollbar {
        display: none;
    }
    .office-font-group {
        padding: 2px 6px;
        flex-shrink: 0;
        border-radius: 4px;
    }
    .office-font-select {
        font-size: 11px;
        max-width: 120px;
    }
    .btn-translate-tool {
        padding: 4px 8px;
        font-size: 11px;
        white-space: nowrap;
        flex-shrink: 0;
        border-radius: 4px;
    }
    .office-actions {
        display: flex;
        align-items: center;
        gap: 4px;
        flex-shrink: 0;
    }
    .office-actions .btn-primary-sm,
    .office-actions .btn-secondary-sm,
    .office-actions .btn-download-sm {
        padding: 4px 8px;
        font-size: 11px;
        white-space: nowrap;
        border-radius: 4px;
    }
    .word-ribbon-tabs {
        overflow-x: auto;
        flex-wrap: nowrap;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        padding: 2px 6px 0;
        gap: 4px;
    }
    .word-ribbon-tabs::-webkit-scrollbar {
        display: none;
    }
    .ribbon-tab {
        padding: 4px 8px;
        font-size: 11px;
        white-space: nowrap;
        flex-shrink: 0;
    }
    .word-ribbon-body {
        padding: 4px 6px;
        min-height: auto;
    }
    .ribbon-group-label {
        display: none;
    }
    .ribbon-group {
        padding: 0 4px;
    }
    .ribbon-btn-lg {
        padding: 3px 6px;
        font-size: 10px;
    }
    .ribbon-btn-sm {
        padding: 2px 4px;
        font-size: 10px;
    }
    .ribbon-select {
        font-size: 10px;
        padding: 2px 4px;
    }
    /* Collapsed Ribbon Mode */
    .office-subview.ribbon-collapsed .word-ribbon-body {
        display: none !important;
    }
    .office-subview.ribbon-collapsed .ribbon-collapse-btn i {
        transform: rotate(180deg);
    }

    /* Mobile Document Workspaces & Smooth Finger Scrolling */
    .word-page-viewport {
        padding: 12px 6px !important;
        overflow-y: auto !important;
        -webkit-overflow-scrolling: touch !important;
    }
    .word-page-sheet {
        width: 100% !important;
        min-height: 500px !important;
        padding: 18px 12px !important;
        font-size: 14px !important;
        box-shadow: 0 2px 12px rgba(0, 0, 0, 0.25) !important;
    }
    .excel-grid-container {
        overflow: auto !important;
        -webkit-overflow-scrolling: touch !important;
    }
    .ppt-workspace {
        flex-direction: column !important;
        overflow-y: auto !important;
        -webkit-overflow-scrolling: touch !important;
    }
    .ppt-slides-sidebar {
        width: 100% !important;
        max-height: 80px !important;
        flex-direction: row !important;
        overflow-x: auto !important;
        overflow-y: hidden !important;
        border-right: none !important;
        border-bottom: 1px solid var(--border-dark) !important;
        padding: 6px !important;
        gap: 8px !important;
    }
    .ppt-slide-thumb {
        width: 100px !important;
        flex-shrink: 0 !important;
    }
    .ppt-canvas-viewport {
        padding: 12px 6px !important;
        overflow-y: auto !important;
        -webkit-overflow-scrolling: touch !important;
    }
    .ppt-slide-canvas {
        width: 100% !important;
        padding: 18px 14px !important;
        aspect-ratio: auto !important;
        min-height: 300px !important;
    }
    .pdf-canvas-container {
        padding: 10px 4px !important;
        overflow-y: auto !important;
        -webkit-overflow-scrolling: touch !important;
    }
    #mainTextEditor {
        padding: 12px 10px !important;
        overflow-y: auto !important;
        -webkit-overflow-scrolling: touch !important;
    }
}