@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Dancing+Script:wght@400;700&display=swap";:root{--bg-primary:#0f1115;--bg-secondary:#191c24b3;--bg-panel:#191c24d9;--text-primary:#fff;--text-secondary:#94a3b8;--text-accent:#38bdf8;--border-color:#ffffff14;--border-focus:#38bdf880;--glass-bg:#14171f99;--glass-border:#ffffff0d;--glass-shadow:0 8px 32px 0 #0000005e;--accent-gradient:linear-gradient(135deg, #38bdf8 0%, #818cf8 100%);--accent-solid:#38bdf8;--accent-hover:#0ea5e9;--sidebar-width:280px;--toolbar-height:60px}.light-mode{--bg-primary:#f0f2f5;--bg-secondary:#ffffffd9;--bg-panel:#ffffffeb;--text-primary:#1a1a2e;--text-secondary:#64748b;--text-accent:#0284c7;--border-color:#00000014;--border-focus:#0284c780;--glass-bg:#ffffffbf;--glass-border:#0000000f;--glass-shadow:0 8px 32px 0 #00000014;--accent-gradient:linear-gradient(135deg, #0284c7 0%, #6366f1 100%);--accent-solid:#0284c7;--accent-hover:#0369a1}.light-mode body,.light-mode{background-color:var(--bg-primary);background-image:radial-gradient(circle at 15%,#0284c70a,#0000 25%),radial-gradient(circle at 85% 30%,#6366f10a,#0000 25%)}.light-mode .btn-secondary{color:var(--text-primary);border:1px solid var(--border-color);background:#0000000a}.light-mode .btn-secondary:hover{background:#00000014}.light-mode .toggle-btn{color:var(--text-secondary)}.light-mode .toggle-btn.active{color:var(--text-primary);background:#fff;box-shadow:0 2px 8px #0000001a}.light-mode .sidebar{background:var(--bg-panel);border-right:1px solid var(--border-color)}.light-mode .thumbnail-placeholder{background:#00000005;border-color:#0000001a}.light-mode .upload-prompt{color:var(--text-secondary);background:#00000005;border-color:#0000001f}.light-mode .upload-prompt:hover{border-color:var(--accent-solid);background:#0284c708}.app-container,.app-container .top-toolbar,.app-container .sidebar,.app-container .viewer-area,.app-container .btn,.app-container .thumbnail-placeholder,.app-container .upload-prompt{transition:background-color .35s,color .35s,border-color .35s,box-shadow .35s}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-primary);color:var(--text-primary);background-image:radial-gradient(circle at 15%,#38bdf808,#0000 25%),radial-gradient(circle at 85% 30%,#818cf808,#0000 25%);width:100vw;height:100vh;font-family:Inter,sans-serif;overflow:hidden}#root{width:100%;height:100%;display:flex}.app-container{flex-direction:column;width:100%;height:100%;display:flex}.top-toolbar{height:var(--toolbar-height);background:var(--glass-bg);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--glass-border);z-index:100;justify-content:space-between;align-items:center;width:100%;padding:0 24px;display:flex}.logo-container{letter-spacing:-.5px;align-items:center;gap:12px;font-size:1.1rem;font-weight:700;display:flex}.logo-icon{background:var(--accent-gradient);color:#fff;border-radius:8px;justify-content:center;align-items:center;width:32px;height:32px;display:flex}.toolbar-actions{align-items:center;gap:12px;display:flex}.btn{cursor:pointer;border:none;border-radius:6px;justify-content:center;align-items:center;gap:8px;padding:8px 16px;font-family:inherit;font-size:.875rem;font-weight:500;transition:all .2s;display:inline-flex}.btn-primary{background:var(--accent-gradient);color:#fff;box-shadow:0 4px 12px #38bdf840}.btn-primary:hover{opacity:.9;transform:translateY(-1px);box-shadow:0 6px 16px #38bdf859}.btn-secondary{color:var(--text-primary);border:1px solid var(--border-color);background:#ffffff0d}.btn-secondary:hover{background:#ffffff1a}.main-content{flex:1;display:flex;position:relative;overflow:hidden}.sidebar{width:var(--sidebar-width);background:var(--bg-panel);border-right:1px solid var(--border-color);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);z-index:90;flex-direction:column;display:flex}.sidebar-header{border-bottom:1px solid var(--border-color);color:var(--text-secondary);text-transform:uppercase;letter-spacing:1px;padding:16px;font-size:.85rem;font-weight:600}.thumbnails-container{flex-direction:column;flex:1;gap:16px;padding:16px;display:flex;overflow-y:auto}.thumbnail-placeholder{aspect-ratio:1/1.414;border:1px dashed var(--border-color);width:100%;color:var(--text-secondary);cursor:pointer;background:#ffffff08;border-radius:6px;justify-content:center;align-items:center;font-size:.75rem;transition:all .2s;display:flex}.thumbnail-placeholder:hover,.thumbnail-placeholder.active{border-color:var(--accent-solid);background:#38bdf80d}.viewer-area{background-color:var(--bg-primary);flex:1;padding:40px;position:relative;overflow:auto}.upload-prompt{color:var(--text-secondary);border:2px dashed var(--border-color);background:#ffffff05;border-radius:12px;flex-direction:column;justify-content:center;align-items:center;gap:16px;padding:48px;transition:all .2s;display:flex}.upload-prompt:hover{border-color:var(--accent-solid);background:#38bdf805}.hidden-file-input{display:none}.pdf-page-container{background:#fff;margin:0 auto;position:relative;box-shadow:0 12px 48px #00000080}.glass-panel{background:var(--glass-bg);-webkit-backdrop-filter:blur(12px);border:1px solid var(--glass-border);box-shadow:var(--glass-shadow);border-radius:8px}.toolbar-center-tools{align-items:center;display:flex}.mode-toggle-group{border:1px solid var(--glass-border);background:#0000004d;border-radius:8px;padding:4px;display:flex}.toggle-btn{color:var(--text-secondary);background:0 0;border:none;border-radius:6px;padding:6px 16px}.toggle-btn:hover{background:#ffffff0d}.toggle-btn.active{background:var(--bg-panel);color:var(--text-primary);box-shadow:0 4px 12px #0003}.ad-slot{background:#ffffff05;border:1px dashed #ffffff1a;flex-shrink:0;justify-content:center;align-items:center;margin:10px;display:flex;overflow:hidden}.ad-placeholder{color:var(--text-secondary);text-transform:uppercase;letter-spacing:1px;opacity:.5;font-size:.7rem}.ad-slot.top-banner{width:100%;max-width:728px;height:90px;margin:0 auto 20px}.ad-slot.bottom-banner{width:100%;max-width:728px;height:90px;margin:20px auto}.ad-slot.sidebar-left,.ad-slot.sidebar-right{width:160px;height:600px;position:sticky;top:20px}.main-content{flex-direction:row;display:flex}.viewer-area{flex-direction:column;align-items:center;display:flex}@media (width<=1200px){.ad-slot.sidebar-left,.ad-slot.sidebar-right{display:none}}