:root { 
    /* --- LSU BRAND PALETTE --- */
    --lsu-purple: #461D7C; 
    --lsu-gold: #FDD023; 
    
    /* Light Mode Defaults */
    --app-primary: var(--lsu-purple); 
    --app-accent: var(--lsu-purple); 
    
    --bg-app: #f8fafc;       
    --bg-sidebar: #e2e8f0;   
    --bg-card: #ffffff;      
    
    --bg-controls: rgba(255,255,255,0.8); 
    --bg-viewer: #64748b;    
    --bg-input: #ffffff; 
    
    --text-primary: #1e293b; 
    --text-secondary: #64748b; 
    
    /* v1.66: High Contrast Borders */
    --border-color: #94a3b8; 

    /* BADGES */
    --match-green-bg: #15803d; 
    --match-green-text: #ffffff; 
    --match-orange-bg: #ea580c; 
    --match-orange-text: #ffffff;
    --match-red-bg: #dc2626; 
    --match-red-text: #ffffff;
    
    --match-keyword-bg: var(--match-green-bg); 
    --match-keyword-text: var(--match-green-text);

    --demo-border: var(--lsu-purple); 
    --demo-bg: rgba(70, 29, 124, 0.05);
    --redaction-outline: #e5e7eb; 
    --redaction-fill: #ffffff; 
    --cad-text: #000000;           
    --header-base-height: 80px; 
    --input-height: 36px; 
    --sidebar-width: 300px;
    
    /* GLASS STYLES */
    --glass-bg: rgba(70, 29, 124, 0.1);
    --glass-border: rgba(70, 29, 124, 0.2);
    --glass-text: var(--lsu-purple);
    
    accent-color: var(--lsu-purple);
    color-scheme: light; 
}

body.dark-mode {
    --bg-app: #0f0f0f;        
    --bg-sidebar: #18181b;    
    --bg-card: #27272a;       
    --bg-controls: rgba(24, 24, 27, 0.98); 
    --bg-viewer: #000000; 
    --bg-input: #3f3f46;      
    
    --text-primary: #f4f4f5; 
    --text-secondary: #a1a1aa; 
    --border-color: #3f3f46;

    --app-primary: var(--lsu-purple); 
    --app-accent: var(--lsu-purple);

    --match-green-bg: #15803d; 
    --match-green-text: #ffffff; 
    --match-orange-bg: #ea580c; 
    --match-orange-text: #ffffff;
    --match-red-bg: #dc2626; 
    --match-red-text: #ffffff;
    --match-keyword-bg: var(--match-green-bg); 
    --match-keyword-text: var(--match-green-text);

    --demo-border: #A78BFA; 
    --demo-bg: rgba(167, 139, 250, 0.1);
    
    --glass-bg: rgba(255, 255, 255, 0.15);
    --glass-border: rgba(255, 255, 255, 0.3);
    --glass-text: #ffffff;

    color-scheme: dark;
    text-shadow: 1px 1px 0px #000000 !important;
}

* { box-sizing: border-box; } 

/* ========================================================
   CRITICAL FIX: Prevent Text Selection Cursor Globally
======================================================== */
html, body {
    user-select: none;
    -webkit-user-select: none;
    cursor: default;
}

p, h1, h2, h3, h4, h5, span, div, label {
    cursor: default;
}

input, textarea, .cox-input, .demo-input {
    user-select: text !important;
    -webkit-user-select: text !important;
    cursor: text !important;
}

button, a, select, .record-card, .menu-item, .collapse-btn, .align-btn, .panel-btn, .thumb-btn, .search-btn, .keyword-toggle, .pdf-tool-btn, .page-btn, .refine-btn, input[type=range] {
    cursor: pointer !important;
}
/* ======================================================== */

body { 
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif; 
    margin: 0; padding: 0; 
    background-color: var(--bg-app); color: var(--text-primary); 
    height: 100vh; display: flex; flex-direction: column; overflow: hidden; 
    font-size: 13px; font-weight: 400; 
}

::-webkit-scrollbar { width: 8px; height: 8px; } 
::-webkit-scrollbar-track { background: transparent; } 
::-webkit-scrollbar-thumb { 
    background: var(--lsu-purple); 
    border-radius: 4px; 
} 
::-webkit-scrollbar-thumb:hover { background: #5a2a99; }

#auth-overlay, #feedback-modal, #config-modal, #upload-profile-modal { 
    display: none; 
    position: fixed; 
    top: 0; left: 0; width: 100%; height: 100%; 
    background: rgba(0,0,0,0.85); 
    backdrop-filter: blur(8px); 
    z-index: 99999; 
    align-items: center; justify-content: center; 
} 
.active-modal { display: flex !important; } 

.auth-card, .config-card, .modal-card { 
    background: var(--bg-card); 
    padding: 25px; 
    border-radius: 12px; 
    width: 90%; max-width: 400px; 
    text-align: center; 
    border: 1px solid var(--border-color); 
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
    position: relative;
}
.auth-group { margin-bottom: 15px; text-align: left; }
.feedback-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; text-align: left; margin-bottom: 15px; }
.feedback-label { font-size: 10px; font-weight: 800; color: var(--text-secondary); text-transform: uppercase; display: block; margin-bottom: 3px; }
.keyword-cluster { display: flex; flex-wrap: wrap; gap: 5px; margin-bottom: 15px; justify-content: center; }
.keyword-toggle { background: var(--bg-input); border: 1px solid var(--border-color); padding: 4px 8px; font-size: 11px; border-radius: 12px; color: var(--text-secondary); }
.keyword-toggle.selected { background: var(--match-red-bg); color: var(--match-red-text); border-color: var(--match-red-text); }
.keyword-toggle.disabled { opacity: 0.5; pointer-events: none; }

header { 
    background: var(--lsu-purple); 
    padding: 0 25px; padding-top: max(5px, env(safe-area-inset-top)); 
    height: var(--header-base-height); min-height: var(--header-base-height); 
    display: flex; align-items: center; justify-content: space-between; 
    box-shadow: 0 4px 20px rgba(0,0,0,0.15); 
    z-index: 100; flex-shrink: 0; position: relative; 
}

.logo-group { text-decoration: none; display: flex; flex-direction: column; line-height: 1; z-index: 2; justify-content: center; } 
.logo-main { font-family: 'Helvetica Neue', Arial, sans-serif; font-size: 2.2rem; font-weight: 900; color: white; letter-spacing: -1px; text-transform: uppercase; } 
.logo-sub { font-family: 'Helvetica Neue', Arial, sans-serif; font-size: 0.75rem; color: #b39ddb; font-weight: 700; letter-spacing: 4.5px; text-transform: uppercase; margin-top: 4px; margin-left: 2px; }

.app-title-group { 
    position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); 
    text-align: center; 
    display: flex; flex-direction: row; align-items: baseline; justify-content: center; gap: 10px;
    pointer-events: none;
    background: rgba(255, 255, 255, 0.15); 
    backdrop-filter: blur(12px); 
    padding: 10px 40px; 
    border-radius: 50px; 
    border: 1px solid rgba(255, 255, 255, 0.3); 
    box-shadow: 0 8px 30px rgba(0,0,0,0.2);
    transition: all 0.3s ease;
}
.app-title-main { 
    font-family: 'Inter', sans-serif; 
    font-size: 24px; 
    font-weight: 800;
    color: white; 
    letter-spacing: -0.5px; 
    text-shadow: 0 2px 5px rgba(0,0,0,0.2);
}
.app-title-version { 
    font-family: 'Inter', sans-serif;
    font-size: 14px; 
    color: rgba(255, 255, 255, 0.8); 
    font-weight: 700; 
    letter-spacing: 0px; 
    text-shadow: none !important;
}

.header-controls { display: flex; align-items: center; gap: 10px; margin-left: auto; z-index: 2; position: relative; }
.menu-btn { background: rgba(255, 255, 255, 0.15); border: 1px solid rgba(255, 255, 255, 0.3); color: white; width: 44px; height: 44px; border-radius: 6px; display: flex; align-items: center; justify-content: center; font-size: 24px; transition: all 0.2s; backdrop-filter: blur(4px); }
.menu-btn:hover { background: rgba(255, 255, 255, 0.25); border-color: rgba(255, 255, 255, 0.5); }

.menu-dropdown { display: none; position: absolute; top: 60px; right: 0; background: var(--bg-card); border: 1px solid var(--border-color); border-radius: 8px; box-shadow: 0 8px 30px rgba(0,0,0,0.3); width: 260px; z-index: 10000; overflow: hidden; flex-direction: column; transform-origin: top right; animation: menuPop 0.15s ease-out; }
@keyframes menuPop { from { opacity: 0; transform: scale(0.95); } to { opacity: 1; transform: scale(1); } }
.menu-dropdown.visible { display: flex; }
.menu-section { padding: 5px 0; border-bottom: 1px solid var(--border-color); }
.menu-section:last-child { border-bottom: none; }
.menu-header { font-size: 10px; font-weight: 800; color: var(--text-secondary); padding: 5px 12px; text-transform: uppercase; letter-spacing: 0.5px; opacity: 0.8; }
.menu-item { padding: 12px 15px; display: flex; align-items: center; gap: 12px; color: var(--text-primary); font-weight: 600; transition: 0.2s; font-size: 13px; text-align: left; background: none; border: none; width: 100%; }
.menu-item:hover { background: var(--bg-app); color: var(--app-primary); }
.menu-item.active-state { background: var(--app-primary); color: white; }
.menu-item.danger { color: var(--match-red-bg); }
.menu-item.danger:hover { background: var(--match-red-bg); color: var(--match-red-text); }
body.dark-mode .menu-item.danger { color: var(--match-red-text); }

#app-container { display: none; flex-direction: row; width: 100%; height: calc(100vh - var(--header-base-height)); overflow: hidden; position: relative; } 
html.logged-in #app-container { display: flex !important; }

#sidebar-left { 
    width: var(--sidebar-width); 
    min-width: 250px; 
    background: var(--bg-sidebar); 
    border-right: 2px solid var(--border-color); 
    display: flex; flex-direction: column; z-index: 20; 
    transition: all 0.3s ease; 
    overflow: hidden; flex-shrink: 0; height: 100%; 
} 
#sidebar-left.collapsed { width: 0; min-width: 0; border: none; }

.collapse-btn { width: 20px; background: var(--bg-card); border: 1px solid var(--border-color); display: flex; align-items: center; justify-content: center; z-index: 100; font-weight: bold; color: var(--text-secondary); transition: 0.3s; flex-shrink: 0; } .collapse-btn:hover { background: var(--bg-app); color: var(--app-primary); }
#toggle-left { border-left: none; border-radius: 0 4px 4px 0; margin-right: 0; }

.sidebar-controls { padding: 8px; background: var(--bg-controls); border-bottom: 1px solid var(--border-color); display: flex; flex-direction: column; gap: 5px; transition: all 0.3s ease; overflow: hidden; max-height: 500px; opacity: 1; flex-shrink: 0; } 
.sidebar-controls.collapsed { max-height: 0; padding: 0; opacity: 0; border-bottom: none; }
#refine-btn-area { display: none; padding: 6px; background: var(--bg-controls); border-bottom: 1px solid var(--border-color); text-align: center; flex-shrink: 0; } 
#refine-btn-area.visible { display: block; }

.refine-btn { width: 100%; height: 28px; background: var(--glass-bg); border: 1px solid var(--glass-border); color: var(--glass-text); border-radius: 4px; font-weight: 700; font-size: 11px; backdrop-filter: blur(4px); transition: 0.2s; }
.refine-btn:hover { background: var(--app-primary); color: white; border-color: var(--app-primary); }

.filter-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4px; } .input-group.full-width { grid-column: span 2; } .input-group { display: flex; flex-direction: column; gap: 1px; } .input-label { font-size: 9px; font-weight: 800; text-transform: uppercase; color: var(--app-primary); margin-left: 2px; letter-spacing: 0.5px; } body.dark-mode .input-label { color: var(--text-secondary); }

.cox-input { 
    width: 100%; height: var(--input-height); padding: 0 8px; 
    border: 1px solid var(--border-color); 
    border-radius: 4px; font-size: 12px; 
    background: var(--bg-input); color: var(--text-primary); 
    outline: none; transition: border-color 0.2s; 
    box-shadow: 0 1px 2px rgba(0,0,0,0.05); 
}
.cox-input:focus { border-color: var(--app-primary); box-shadow: 0 0 0 1px var(--app-primary); } .cox-input:disabled { background: #e5e7eb; cursor: not-allowed; opacity: 0.7; }

input[type=range] { accent-color: var(--lsu-purple); }

.search-btn { flex: 1; height: 34px; background-color: var(--app-primary) !important; color: white !important; border: none; border-radius: 4px; font-weight: 800; transition: 0.2s; font-size: 12px; letter-spacing: 0.5px; } 
.search-btn:hover { filter: brightness(1.2); }
.search-btn:disabled { background-color: #9ca3af !important; opacity: 0.7; filter: none; cursor: default !important; } 
.search-btn.error { background-color: #991b1b !important; border-color: #7f1d1d !important; }

.reset-btn { height: 34px; width: 34px; background: var(--bg-app); border: 1px solid var(--border-color); border-radius: 4px; } 

#results-scroll-area { flex: 1; overflow-y: auto; padding: 6px; background: var(--bg-sidebar); min-height: 0; display: flex; flex-direction: column; } 
#results-area { display: flex; flex-direction: column; gap: 4px; padding-bottom: 10px; transition: opacity 0.2s ease; }

#pagination-footer {
    padding: 8px;
    background: var(--bg-card);
    border-top: 1px solid var(--border-color);
    display: none; 
    justify-content: space-between;
    align-items: center;
    flex-shrink: 0;
}
.page-btn {
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
    transition: 0.2s;
}
.page-btn:hover:not(:disabled) { border-color: var(--app-primary); color: var(--app-primary); }
.page-btn:disabled { opacity: 0.5; cursor: default !important; }
.page-info { font-size: 11px; font-weight: 700; color: var(--text-secondary); }

.record-card { background: var(--bg-card); padding: 6px 8px; border-radius: 4px; border: 1px solid var(--border-color); border-left: 4px solid var(--app-primary); box-shadow: 0 1px 2px rgba(0,0,0,0.05); position: relative; transition: all 0.2s; display: flex; flex-direction: column; gap: 4px; } 
.record-card:hover { transform: translateY(-1px); box-shadow: 0 2px 5px rgba(0,0,0,0.1); } 
.record-card.active-view { background: rgba(70, 29, 124, 0.1); border-color: var(--app-primary); }
.panel-name { font-size: 14px; font-weight: 800; color: var(--app-primary); margin: 0; letter-spacing: -0.3px; line-height: 1.1; } 
.badge-row { display: flex; gap: 4px; flex-wrap: wrap; margin-bottom: 2px; }

.hud-badge { font-size: 9px; font-weight: 800; text-transform: uppercase; padding: 2px 6px; border-radius: 4px; letter-spacing: 0.3px; } 
.hud-badge.match-green { background: var(--match-green-bg); color: var(--match-green-text); } 
.hud-badge.match-orange { background: var(--match-orange-bg); color: var(--match-orange-text); }
.hud-badge.match-red { background: var(--match-red-bg); color: var(--match-red-text); } 
.hud-badge.match-keyword { background: var(--match-keyword-bg); color: var(--match-keyword-text); } 
.hud-badge.no-pdf { background: #fee2e2; color: #991b1b; border: 1px solid #fecaca; } 
.hud-badge.unknown { background: #f3f4f6; color: #6b7280; border: 1px solid #e5e7eb; }

.card-actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 2px; } 

.thumb-btn { 
    background: #f1f5f9; 
    border: 1px solid var(--border-color); 
    border-radius: 4px; 
    width: 30px; height: 30px; 
    display: flex; align-items: center; justify-content: center; 
    font-size: 14px; 
    transition: 0.2s; 
    color: var(--text-primary); 
    opacity: 1; 
} 
.thumb-btn:hover { background: #e2e8f0; transform: scale(1.05); }
.thumb-btn.up:hover { background: var(--match-green-bg); border-color: var(--match-green-bg); color: white; }
.thumb-btn.down:hover { background: #dc2626; border-color: #dc2626; color: white; }
.thumb-btn.voted-up { background: var(--match-green-bg) !important; border-color: var(--match-green-bg) !important; color: white !important; pointer-events: none; }
.thumb-btn.voted-down { background: var(--match-red-bg) !important; border-color: var(--match-red-bg) !important; color: white !important; pointer-events: none; }

body.dark-mode .thumb-btn { background: #2a2a2a; color: #cbd5e1; }
body.dark-mode .thumb-btn:hover { background: #3f3f46; }

#pdf-toolbar { display: none; height: 45px; background: #2a2a2a; border-bottom: 1px solid #444; align-items: center; justify-content: center; gap: 20px; flex-shrink: 0; width: 100%; }
#pdf-zoom-level { color: #f3f4f6; font-weight: 700; min-width: 40px; text-align: center; }

#preview-pane { flex: 1; background: var(--bg-viewer); display: flex; flex-direction: column; position:relative; overflow: hidden; min-width: 0; z-index: 1; }
#custom-pdf-viewer { flex: 1; width: 100%; height: 100%; min-height: 0; display: flex; flex-direction: column; overflow: hidden; position: relative; opacity: 0; transition: opacity 0.3s ease-in; }
#custom-pdf-viewer[style*="display: flex"] { opacity: 1; }
#pdf-main-view { flex: 1; overflow-y: auto; overflow-x: hidden; display: flex; flex-direction: column; align-items: center; padding: 20px; background: var(--bg-viewer); width:100%; height:100%; -webkit-overflow-scrolling: touch; }

.pdf-page-wrapper { 
    position: relative; 
    box-shadow: 0 4px 15px rgba(0,0,0,0.5); 
    background: white; 
    margin-bottom: 20px; 
    display: flex; 
    flex-direction: column;
    flex-shrink: 0;
    opacity: 0;
    animation: pdfPageFadeIn 0.3s ease-out forwards;
} 

@keyframes pdfPageFadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
} 

.page-toolbar {
    background: #1e293b;
    color: white;
    padding: 6px 12px;
    display: none; 
    justify-content: space-between;
    align-items: center;
    font-size: 11px;
    font-weight: 700;
    border-bottom: 1px solid #334155;
    height: 30px; 
    flex-shrink: 0;
}
body.demo-mode .page-toolbar { display: flex; }

.rescan-page-btn {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white;
    padding: 2px 8px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    margin-left: 8px;
    transition: all 0.2s ease;
}

.rescan-page-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
}

.scan-confidence {
    margin-left: 8px;
    font-size: 14px;
    cursor: help;
}

.pdf-content-container {
    position: relative; 
    width: 100%;
    height: auto;
}

.pdf-page-canvas { display: block; width: 100%; height: 100%; }

body.gen-minimized .page-toolbar { display: none !important; }
body.gen-minimized .redaction-box { border: none !important; pointer-events: none !important; }
body.gen-minimized .redaction-resize-handle { display: none !important; }
body.gen-minimized .redaction-box.selected { border: none !important; z-index: 20 !important; }

.redaction-layer { 
    display: none; 
    position: absolute; top: 0; left: 0; width: 100%; height: 100%; 
    z-index: 50; 
    pointer-events: none; 
} 

body.demo-mode .redaction-layer { display: block; } 

.redaction-box { 
    position: absolute; 
    background: transparent; 
    color: var(--cad-text); 
    font-size: 14px; 
    font-family: 'Times New Roman', serif; 
    font-weight: bold; 
    display: flex; align-items: center; justify-content: center; text-align: center; 
    overflow: hidden; 
    z-index: 20; 
    border: none; 
    pointer-events: none; 
} 

.redaction-box[data-transparent="false"] { 
    background: white; 
    z-index: 5;
}

body.editor-active .redaction-box { 
    pointer-events: auto; 
    cursor: grab !important; 
    border: 1px dashed var(--app-primary); 
}
body.editor-active .redaction-box[data-transparent="true"] {
    background: rgba(70, 29, 124, 0.05);
}

body.editor-active .redaction-box:active { cursor: grabbing !important; } 

body.editor-active .redaction-box.selected { 
    border: 2px solid blue !important; 
    z-index: 100 !important; 
}

.redaction-resize-handle { display: none; } 
body.editor-active .redaction-resize-handle { 
    display: block; 
    width: 12px; height: 12px; 
    background: var(--app-primary); 
    border: 1px solid white; 
    position: absolute; bottom: 0; right: 0; 
    cursor: nwse-resize !important; pointer-events: auto; 
}

#generator-panel {
    position: fixed; 
    top: 90px; 
    right: 20px;
    width: 340px;
    max-height: calc(100vh - 110px); 
    display: flex;
    flex-direction: column;
    background: var(--bg-card); 
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.3);
    z-index: 2000;
    backdrop-filter: blur(10px);
    transition: opacity 0.2s, transform 0.2s;
}

#generator-panel.minimized {
    opacity: 0; 
    pointer-events: none; 
    transform: translateY(20px);
}

#generator-panel .editor-header {
    background: var(--lsu-purple);
    color: white;
    padding: 12px 15px;
    border-radius: 8px 8px 0 0;
    margin: 0;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    display: flex; justify-content: space-between; align-items: center;
}

#generator-panel .editor-title { color: white !important; }

.panel-controls { display: flex; gap: 8px; }
.panel-btn { background: none; border: none; color: white; font-size: 14px; opacity: 0.8; padding: 0 5px; }
.panel-btn:hover { opacity: 1; }

#redaction-editor-content {
    padding: 15px;
    overflow-y: auto;
    flex: 1; 
    width: 100%; 
}

#generator-restore-btn {
    position: absolute;
    top: 90px; right: 20px;
    width: 50px; height: 50px;
    border-radius: 50%;
    background: var(--app-primary);
    color: white;
    font-size: 24px;
    border: none;
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
    z-index: 2000;
    display: none; 
    align-items: center; justify-content: center;
    transition: transform 0.2s;
}
#generator-restore-btn:hover { transform: scale(1.1); }

.editor-section { margin-bottom: 15px; } 
.editor-label { font-size: 10px; font-weight: 700; text-transform: uppercase; color: var(--text-secondary); display: block; margin-bottom: 5px; } 
.disabled-overlay { opacity: 0.5; pointer-events: none; } 
.demo-label { font-size: 10px; font-weight: 800; color: var(--app-primary); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 2px; } 
.demo-input { width: 100%; height: 30px; padding: 0 8px; border: 1px solid var(--demo-border); border-radius: 4px; font-size: 12px; background: var(--bg-input); color: var(--text-primary); outline: none; } 

#demo-context-panel {
    display: flex; 
    padding: 10px; 
    margin-bottom: 15px; 
    background: var(--demo-bg); 
    border: 2px dashed var(--demo-border); 
    border-radius: 8px; 
    flex-direction: column; 
    gap: 0;
    transition: gap 0.3s;
}

.context-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 800; 
    color: var(--app-primary); 
    text-transform: uppercase;
    margin-bottom: 4px; 
}

#demo-context-content {
    display: flex;
    flex-direction: column;
    gap: 6px;
    overflow: hidden;
    max-height: 500px;
    transition: max-height 0.3s ease-out, opacity 0.3s ease-out;
    opacity: 1;
}

#demo-context-content.collapsed {
    max-height: 0;
    opacity: 0;
    margin: 0;
}

#context-toggle-icon {
    transition: transform 0.3s;
}

#demo-context-panel.collapsed-state #context-toggle-icon {
    transform: rotate(-90deg);
}

#pdf-viewer-frame { width: 100%; height: 100%; border: none; background: #fff; display: none; } 
#pdf-fallback { display: none; text-align: center; color: white; padding: 20px; width: 100%; align-self: center; } 

#pdf-placeholder-text { 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    height: 100%; 
    width: 100%; 
    color: rgba(255,255,255,0.5); 
    font-weight: 700; 
    text-transform: uppercase; 
    letter-spacing: 1px; 
    font-size: 1.2em; 
}

.alignment-toggles { display: flex; gap: 5px; }
.align-btn {
    flex: 1;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 4px;
    border-radius: 4px;
    font-size: 12px;
}
.align-btn:hover { background: var(--bg-sidebar); }

@media (max-width: 767px) {
    #app-container { flex-direction: column; }
    #sidebar-left { display: contents; }
    #search-controls {
        order: 1;
        width: 100%;
        border-bottom: 2px solid var(--border-color);
        border-right: none;
        z-index: 30;
        background: var(--bg-card);
        flex-shrink: 0;
    }
    #refine-btn-area { order: 1; width: 100%; z-index: 31; }
    #preview-pane { order: 2; flex: 1; width: 100%; height: auto; border-left: none; }
    #results-scroll-area {
        order: 3;
        width: 100%;
        height: 35vh; 
        min-height: 150px;
        border-top: 2px solid var(--lsu-purple);
        border-right: none;
        background: var(--bg-sidebar);
        z-index: 20;
        box-shadow: 0 -4px 10px rgba(0,0,0,0.1);
        flex-shrink: 0;
    }
    #pagination-footer { order: 4; width: 100%; border-top: 1px solid var(--border-color); background: var(--bg-card); flex-shrink: 0; }
    #toggle-left { display: none; }
    #menu-demo { display: none !important; }
    #generator-panel { display: none !important; }
    
    .app-title-group {
        position: static;
        transform: none;
        padding: 5px 10px;
        background: transparent;
        border: none;
        box-shadow: none;
        backdrop-filter: none;
    }
    .app-title-main { display: none; } 
    .app-title-version { 
        color: rgba(255,255,255,0.9); 
        background: rgba(255,255,255,0.2); 
        padding: 2px 6px; 
        border-radius: 4px; 
        font-size: 12px;
    }
    .logo-main { font-size: 1.5rem; } 
    .logo-sub { font-size: 0.6rem; letter-spacing: 2px; }
}

@media (min-width: 768px) {
    #menu-demo { display: flex; }
}