@import "https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Plus+Jakarta+Sans:wght@400;500;600;700&display=swap";:root{--font-sans:"Plus Jakarta Sans", "Outfit", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--bg-primary:#f8fafc;--bg-secondary:#fff;--text-primary:#0f172a;--text-secondary:#475569;--text-muted:#94a3b8;--primary:#0284c7;--primary-hover:#0369a1;--primary-gradient:linear-gradient(135deg, #38bdf8 0%, #0284c7 100%);--primary-glow:#0284c733;--success:#10b981;--success-bg:#ecfdf5;--success-text:#047857;--error:#f43f5e;--error-bg:#fff1f2;--error-text:#be123c;--warning:#eab308;--warning-bg:#fef9c3;--warning-text:#854d0e;--border-color:#cbd5e1;--card-bg:#ffffffd9;--card-border:#e2e8f0cc;--card-shadow:0 10px 30px -10px #0000000a, 0 1px 3px #00000005;--header-height:4.25rem}[data-theme=dark]{--bg-primary:#04080f;--bg-secondary:#0b111e;--text-primary:#f8fafc;--text-secondary:#94a3b8;--text-muted:#64748b;--border-color:#1e293b;--card-bg:#0b111ebf;--card-border:#1e293b99;--card-shadow:0 15px 35px -15px #0000004d, 0 1px 4px #0000001a;--success-bg:#10b9811a;--success-text:#34d399;--error-bg:#f43f5e1a;--error-text:#fb7185;--warning-bg:#eab3081a;--warning-text:#fef08a}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent;margin:0;padding:0}body{font-family:var(--font-sans);background-color:var(--bg-primary);color:var(--text-primary);min-height:100vh;line-height:1.5;transition:background-color .3s,color .3s;overflow-x:hidden}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:3px}.blur-glow-container{z-index:-1;pointer-events:none;position:fixed;inset:0;overflow:hidden}.blur-glow-1{filter:blur(100px);background:radial-gradient(circle,#0284c726 0%,#6366f10f 50%,#0000 100%);border-radius:50%;width:60vw;height:60vw;position:absolute;top:-10%;left:-10%}.blur-glow-2{filter:blur(100px);background:radial-gradient(circle,#10b9811a 0%,#0284c70f 50%,#0000 100%);border-radius:50%;width:50vw;height:50vw;position:absolute;bottom:-10%;right:-10%}.app-container{flex-direction:column;min-height:100vh;display:flex}.app-header{height:var(--header-height);background:var(--card-bg);border-bottom:1px solid var(--border-color);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);z-index:100;justify-content:space-between;align-items:center;padding:0 2rem;display:flex;position:fixed;top:0;left:0;right:0}.logo-container{color:var(--text-primary);align-items:center;gap:.5rem;text-decoration:none;display:flex}.logo-badge{background:var(--primary-gradient);color:#fff;width:2.25rem;height:2.25rem;box-shadow:0 4px 10px var(--primary-glow);border-radius:10px;justify-content:center;align-items:center;font-size:1.1rem;font-weight:800;display:flex}.main-content{padding:2rem;padding-top:calc(var(--header-height) + 2rem);flex:1;width:100%;max-width:1240px;margin:0 auto}.tabs-nav{background:var(--card-bg);border:1px solid var(--border-color);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);width:fit-content;box-shadow:var(--card-shadow);border-radius:18px;align-self:flex-start;gap:.5rem;margin-bottom:2rem;padding:.35rem;display:flex}.tab-btn{color:var(--text-secondary);font-family:var(--font-sans);cursor:pointer;background:0 0;border:none;border-radius:14px;align-items:center;gap:.5rem;padding:.65rem 1.25rem;font-size:.88rem;font-weight:600;transition:all .2s cubic-bezier(.4,0,.2,1);display:inline-flex}.tab-btn:hover{color:var(--text-primary);background:#0284c70d}.tab-btn.active{color:#fff;background:var(--primary-gradient);box-shadow:0 4px 12px var(--primary-glow)}.dropzone{border:2.5px dashed var(--border-color);background:var(--card-bg);text-align:center;cursor:pointer;border-radius:24px;margin-bottom:2rem;padding:4rem 2rem;transition:all .3s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}.dropzone:hover{border-color:var(--primary);box-shadow:0 15px 30px -10px var(--primary-glow);background:#0284c705;transform:translateY(-2px)}.pulse-print-icon{animation:2s ease-in-out infinite pulseIcon}@keyframes pulseIcon{0%{filter:drop-shadow(0 0 #0284c700);transform:scale(1)}50%{filter:drop-shadow(0 0 8px #0284c74d);transform:scale(1.08)}to{filter:drop-shadow(0 0 #0284c700);transform:scale(1)}}.a4-sheet-container{justify-content:center;gap:1.5rem;margin-top:1rem;display:flex}.virtual-a4-sheet{color:#334155;background:#f8fafc;border:1px solid #cbd5e1;border-radius:12px;width:620px;height:438px;transition:transform .3s;display:flex;position:relative;overflow:hidden;box-shadow:0 20px 50px -10px #00000026,0 2px 8px #0000000d}.virtual-a4-sheet:hover{transform:translateY(-2px)}.sheet-fold-line{z-index:10;pointer-events:none;background:linear-gradient(90deg,#0000 0%,#00000008 25%,#0000001f 48%,#0000002e 50%,#0000001f 52%,#00000008 75%,#0000 100%);width:32px;position:absolute;top:0;bottom:0;left:50%;transform:translate(-50%)}.sheet-page{box-sizing:border-box;background:#fff;flex-direction:column;justify-content:center;align-items:center;width:50%;height:100%;padding:24px;display:flex;position:relative;overflow:hidden}.sheet-page canvas{object-fit:contain;border-radius:4px;max-width:100%;max-height:100%;box-shadow:0 4px 12px #0000000f}.blank-page-notice{color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;border:1px dashed var(--border-color);background:var(--bg-primary);border-radius:10px;padding:1rem 1.5rem;font-size:.75rem;font-weight:700}.page-number-badge{color:#64748b;background:#0000000a;border-radius:20px;padding:3px 10px;font-size:.72rem;font-weight:800;position:absolute;bottom:12px}.sheet-page:first-child{border-right:1px solid #00000008}.paper-3d-scene{perspective:800px;width:180px;height:120px;margin:0 auto}.paper-3d-element{width:100%;height:100%;transform-style:preserve-3d;background:#fff;border:1px solid #cbd5e1;border-radius:6px;justify-content:center;align-items:center;display:flex;box-shadow:0 8px 20px #00000014}.paper-3d-element.flip-horizontal{animation:3s ease-in-out infinite flipH}.paper-3d-element.flip-vertical{animation:3s ease-in-out infinite flipV}@keyframes flipH{0%{transform:rotateY(0)}50%{transform:rotateY(180deg)}to{transform:rotateY(360deg)}}@keyframes flipV{0%{transform:rotateX(0)}50%{transform:rotateX(180deg)}to{transform:rotateX(360deg)}}.sig-grid{grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:.75rem;margin-top:1rem;display:grid}.sig-card{border:1px solid var(--border-color);background:var(--bg-secondary);cursor:pointer;border-radius:16px;padding:.85rem;transition:all .2s;position:relative}.sig-card:hover{border-color:var(--primary);box-shadow:0 4px 12px var(--primary-glow);transform:translateY(-2px)}.sig-card.active{border-color:var(--primary);box-shadow:0 0 0 2px var(--primary);background:#0284c708}.glass-card{background:var(--card-bg);border:1px solid var(--card-border);box-shadow:var(--card-shadow);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-radius:24px;padding:2rem;transition:border-color .2s,box-shadow .2s}.btn{font-family:var(--font-sans);cursor:pointer;border:1px solid #0000;border-radius:9999px;justify-content:center;align-items:center;gap:.5rem;padding:.75rem 1.5rem;font-size:.9rem;font-weight:600;text-decoration:none;transition:all .2s;display:inline-flex}.btn-primary{background:var(--primary-gradient);color:#fff;box-shadow:0 6px 16px var(--primary-glow)}.btn-primary:hover{box-shadow:0 8px 20px var(--primary-glow);transform:translateY(-1px)}.btn-secondary{background:var(--bg-secondary);color:var(--text-primary);border-color:var(--border-color)}.btn-secondary:hover{background:var(--bg-primary);border-color:var(--text-secondary)}.hidden-mobile{display:inline}@media (width<=640px){.hidden-mobile{display:none!important}.virtual-a4-sheet{width:100%;height:260px}}@media print{body{color:#000!important;background:#fff!important;margin:0!important;padding:0!important;overflow:visible!important}@page{size:A4 landscape;margin:0}.app-header,.blur-glow-container,.tabs-nav,.btn,.dropzone,.glass-card>:not(.print-sheets-root),.printing-instructions-card,.print-sheets-root>h2,.print-sheets-root>p,.a4-sheet-controls,.troubleshooting-section,.paywall-info,.auth-modal-overlay{display:none!important}.main-content{width:100%!important;max-width:100%!important;margin:0!important;padding:0!important;overflow:visible!important}.glass-card{box-shadow:none!important;-webkit-backdrop-filter:none!important;backdrop-filter:none!important;background:0 0!important;border:none!important;margin:0!important;padding:0!important}.print-sheets-root{width:100%!important;height:auto!important;display:block!important}.print-a4-sheet-wrapper{page-break-after:always;break-after:page;box-sizing:border-box;justify-content:center;align-items:center;margin:0;padding:0;background:#fff!important;width:100vw!important;height:100vh!important;display:flex!important}.virtual-a4-sheet{page-break-inside:avoid;break-inside:avoid;width:297mm!important;height:210mm!important;box-shadow:none!important;background:#fff!important;border:none!important;border-radius:0!important;margin:0!important;padding:0!important;display:flex!important;position:relative!important}.sheet-page{background:#fff!important;border:none!important;justify-content:center!important;align-items:center!important;width:50%!important;height:100%!important;padding:0!important;display:flex!important}.sheet-page canvas{object-fit:contain!important;width:100%!important;height:100%!important;box-shadow:none!important}.sheet-fold-line,.page-number-badge{display:none!important}}