@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap";:root{--primary:#6366f1;--primary-hover:#4f46e5;--bg-color:#0f172a;--surface:#1e293bb3;--border:#ffffff1a;--text-main:#f8fafc;--text-muted:#94a3b8;--shadow-glow:0 0 20px #6366f14d;--shadow-surface:0 8px 32px 0 #0000005e}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-color);color:var(--text-main);background-image:radial-gradient(at 0 0,#6366f126 0,#0000 50%),radial-gradient(at 100% 100%,#8b5cf626 0,#0000 50%);flex-direction:column;min-height:100vh;font-family:Inter,sans-serif;display:flex}.glass-panel{background:var(--surface);-webkit-backdrop-filter:blur(12px);border:1px solid var(--border);box-shadow:var(--shadow-surface);border-radius:16px}.glass-button{background:var(--primary);color:#fff;cursor:pointer;border:none;border-radius:8px;padding:12px 24px;font-weight:600;transition:all .2s;box-shadow:0 4px 6px #0000001a}.glass-button:hover:not(:disabled){background:var(--primary-hover);box-shadow:var(--shadow-glow);transform:translateY(-2px)}.glass-button:disabled{opacity:.5;cursor:not-allowed}h1{background:linear-gradient(135deg,#a5b4fc,#c4b5fd);-webkit-text-fill-color:transparent;text-align:center;-webkit-background-clip:text;margin-bottom:.5rem;font-size:3rem;font-weight:700}h2{margin-bottom:1rem;font-size:1.5rem;font-weight:600}p.subtitle{color:var(--text-muted);text-align:center;margin-bottom:3rem;font-size:1.1rem}.app-container{flex:1;width:100%;max-width:1000px;margin:0 auto;padding:4rem 2rem}.main-content{flex-direction:column;align-items:center;gap:2rem;display:flex}.uploader-card{text-align:center;width:100%;max-width:600px;padding:2rem;transition:all .3s}.drop-zone{border:2px dashed var(--border);cursor:pointer;border-radius:12px;margin-bottom:1.5rem;padding:3rem 2rem;transition:all .2s}.drop-zone:hover,.drop-zone.active{border-color:var(--primary);background:#6366f10d}.drop-zone svg{width:48px;height:48px;color:var(--primary);margin-bottom:1rem}.file-list{text-align:left;max-height:200px;margin:1.5rem 0;overflow-y:auto}.file-item{background:#ffffff0d;border-radius:6px;justify-content:space-between;align-items:center;margin-bottom:.5rem;padding:.75rem 1rem;display:flex}.file-item span{white-space:nowrap;text-overflow:ellipsis;margin-right:1rem;overflow:hidden}.remove-btn{color:#ef4444;cursor:pointer;background:0 0;border:none;font-size:1.2rem;transition:opacity .2s}.remove-btn:hover{opacity:.7}.mode-toggle{background:#0003;border-radius:8px;width:fit-content;margin-bottom:2rem;margin-left:auto;margin-right:auto;padding:.25rem;display:flex}.mode-btn{color:var(--text-muted);cursor:pointer;background:0 0;border:none;border-radius:6px;padding:.5rem 1rem;font-weight:500;transition:all .2s}.mode-btn.active{background:var(--surface);color:var(--text-main);box-shadow:0 2px 4px #0000001a}.spinner{vertical-align:middle;border:3px solid #ffffff1a;border-top-color:#fff;border-radius:50%;width:20px;height:20px;margin-right:8px;animation:1s linear infinite spin;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.animate-fade-in{animation:.4s forwards fadeIn}.preview-container{flex-direction:column;width:100%;max-width:900px;padding:2rem;display:flex}.preview-header{text-align:center}.grid-wrapper{background:#0003;border-radius:12px;flex:1;min-height:400px;max-height:60vh;margin-bottom:2rem;padding:1rem;overflow-y:auto}.page-grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));justify-items:center;gap:1.5rem;display:grid}.page-thumbnail-card{background:var(--surface);border:1px solid var(--border);cursor:grab;border-radius:8px;flex-direction:column;align-items:center;width:100%;padding:8px;display:flex;box-shadow:0 4px 6px #0000001a}.page-thumbnail-card:active{cursor:grabbing}.page-thumbnail-img{aspect-ratio:1/1.414;background:#fff;border-radius:4px;justify-content:center;align-items:center;width:100%;margin-bottom:8px;display:flex;overflow:hidden}.page-thumbnail-img img{object-fit:contain;width:100%;height:100%}.page-label{color:var(--text-main);text-align:center;white-space:nowrap;text-overflow:ellipsis;width:100%;font-size:.8rem;overflow:hidden}.preview-actions{justify-content:flex-end;gap:1rem;display:flex}