@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap";:root{--bg:#fff;--bg-raised:#f9fafb;--bg-elevated:#f3f4f6;--bg-hover:#f0f1f3;--bg-active:#e9eaec;--border:#e5e7eb;--border-subtle:#f0f0f0;--border-strong:#d1d5db;--accent:#5b21b6;--accent-2:#7c3aed;--accent-light:#ede9fe;--accent-border:#c4b5fd;--accent-text:#6d28d9;--green:#16a34a;--green-light:#dcfce7;--red:#dc2626;--amber:#d97706;--amber-light:#fef3c7;--text-1:#111827;--text-2:#6b7280;--text-3:#9ca3af;--r-sm:6px;--r-md:8px;--r-lg:12px;--r-xl:16px;--font:"Inter", -apple-system, BlinkMacSystemFont, sans-serif;--shadow-sm:0 1px 2px #0000000d;--shadow-md:0 2px 8px #00000014;--shadow-lg:0 8px 24px #0000001a}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font);background:var(--bg);color:var(--text-1);-webkit-font-smoothing:antialiased;min-height:100vh;font-size:14px;line-height:1.5;overflow:hidden}::-webkit-scrollbar{width:5px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-3)}.app-shell{height:100vh;display:flex;overflow:hidden}.sidebar{background:var(--bg-raised);border-right:1px solid var(--border);flex-direction:column;flex-shrink:0;width:220px;display:flex;overflow-y:auto}.sidebar-header{border-bottom:1px solid var(--border-subtle);align-items:center;gap:10px;padding:18px 16px 14px;display:flex}.sidebar-logo-mark{border-radius:var(--r-sm);background:var(--accent);color:#fff;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;font-size:14px;display:flex}.sidebar-logo-text{color:var(--text-1);letter-spacing:-.01em;font-size:15px;font-weight:600}.sidebar-section{padding:16px 10px 8px}.sidebar-section-label{text-transform:uppercase;letter-spacing:.07em;color:var(--text-3);margin-bottom:3px;padding:0 8px;font-size:10.5px;font-weight:600}.nav-item{border-radius:var(--r-md);cursor:pointer;color:var(--text-2);text-align:left;width:100%;font-size:13.5px;font-weight:450;font-family:var(--font);background:0 0;border:none;align-items:center;gap:9px;padding:7px 10px;transition:background .12s,color .12s;display:flex;position:relative}.nav-item:hover{background:var(--bg-hover);color:var(--text-1)}.nav-item.active{background:var(--accent-light);color:var(--accent);font-weight:500}.nav-item.active:before{content:"";background:var(--accent);border-radius:2px;width:2.5px;position:absolute;top:5px;bottom:5px;left:0}.nav-icon{opacity:.6;flex-shrink:0}.nav-item.active .nav-icon{opacity:1}.nav-item:hover .nav-icon{opacity:.9}.sidebar-footer{border-top:1px solid var(--border-subtle);margin-top:auto;padding:12px 10px}.usage-block{border-radius:var(--r-md);background:var(--bg);border:1px solid var(--border);padding:12px}.usage-label{color:var(--text-2);justify-content:space-between;margin-bottom:8px;font-size:11.5px;font-weight:500;display:flex}.usage-bar-track{background:var(--border);border-radius:2px;height:3px;margin-bottom:10px;overflow:hidden}.usage-bar-fill{background:var(--accent);border-radius:2px;height:100%;transition:width .4s}.main-content{background:var(--bg);flex-direction:column;flex:1;display:flex;overflow-y:auto}.top-bar{z-index:50;-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border);background:#ffffffeb;flex-shrink:0;justify-content:space-between;align-items:center;height:52px;padding:0 28px;display:flex;position:sticky;top:0}.top-bar-title{color:var(--text-1);font-size:14px;font-weight:500}.privacy-chip{background:var(--green-light);color:var(--green);border:1px solid #bbf7d0;border-radius:999px;align-items:center;gap:6px;padding:5px 10px;font-size:11.5px;font-weight:500;display:flex}.privacy-dot{background:var(--green);border-radius:50%;width:5px;height:5px;animation:2.5s infinite blink}@keyframes blink{0%,to{opacity:1}50%{opacity:.35}}.tool-page{flex:1;max-width:1100px;padding:32px 28px}.page-title{color:var(--text-1);letter-spacing:-.02em;margin-bottom:3px;font-size:20px;font-weight:600}.page-desc{color:var(--text-2);margin-bottom:22px;font-size:13px}.card{background:var(--bg);border:1px solid var(--border);border-radius:var(--r-lg);box-shadow:var(--shadow-sm);padding:20px}.card+.card{margin-top:12px}.divider{background:var(--border);height:1px;margin:18px 0}.dropzone{border:1.5px dashed var(--border-strong);border-radius:var(--r-lg);text-align:center;cursor:pointer;background:var(--bg-raised);padding:36px 24px;transition:border-color .15s,background .15s}.dropzone:hover,.dropzone.drag-active{border-color:var(--accent);background:var(--accent-light)}.dropzone-icon{border-radius:var(--r-md);background:var(--bg);border:1px solid var(--border);width:40px;height:40px;box-shadow:var(--shadow-sm);color:var(--text-2);justify-content:center;align-items:center;margin:0 auto 14px;transition:color .15s,border-color .15s;display:flex}.dropzone:hover .dropzone-icon,.dropzone.drag-active .dropzone-icon{color:var(--accent);border-color:var(--accent-border)}.dropzone-title{color:var(--text-1);margin-bottom:4px;font-size:14px;font-weight:500}.dropzone-sub{color:var(--text-3);margin-bottom:14px;font-size:12px}.format-tags{flex-wrap:wrap;justify-content:center;gap:5px;display:flex}.format-tag{background:var(--bg);border:1px solid var(--border);color:var(--text-2);border-radius:4px;padding:2px 7px;font-size:10.5px;font-weight:500}.btn{border-radius:var(--r-md);font-size:13px;font-weight:500;font-family:var(--font);cursor:pointer;white-space:nowrap;letter-spacing:-.01em;border:1px solid #0000;justify-content:center;align-items:center;gap:7px;padding:7px 14px;transition:background .12s,box-shadow .12s,opacity .12s;display:inline-flex}.btn:active{opacity:.85;transform:scale(.99)}.btn:disabled{opacity:.4;cursor:not-allowed;transform:none!important}.btn-primary{background:var(--accent);color:#fff;box-shadow:0 1px 2px #5b21b633,inset 0 1px #ffffff1a}.btn-primary:hover:not(:disabled){background:var(--accent-2);box-shadow:0 2px 6px #5b21b64d}.btn-secondary{background:var(--bg);color:var(--text-1);border-color:var(--border-strong);box-shadow:var(--shadow-sm)}.btn-secondary:hover:not(:disabled){background:var(--bg-raised)}.btn-ghost{color:var(--text-2);background:0 0;border-color:#0000}.btn-ghost:hover:not(:disabled){background:var(--bg-elevated);color:var(--text-1)}.btn-danger{color:var(--red);background:#fef2f2;border-color:#fecaca}.btn-danger:hover:not(:disabled){background:#fee2e2}.btn-sm{border-radius:var(--r-sm);gap:5px;padding:5px 10px;font-size:12px}.btn-lg{padding:9px 18px;font-size:14px}.btn-full{width:100%}.file-list{flex-direction:column;gap:6px;margin-top:14px;display:flex}.file-item{border-radius:var(--r-md);background:var(--bg-raised);border:1px solid var(--border);align-items:center;gap:11px;padding:10px 12px;transition:border-color .12s;display:flex}.file-item:hover{border-color:var(--border-strong)}.file-type-icon{border-radius:var(--r-sm);flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;display:flex}.file-type-icon.pdf{color:#dc2626;background:#fef2f2}.file-type-icon.img{color:#2563eb;background:#eff6ff}.file-meta{flex:1;min-width:0}.file-name{color:var(--text-1);text-overflow:ellipsis;white-space:nowrap;font-size:13px;font-weight:450;overflow:hidden}.file-size{color:var(--text-3);margin-top:1px;font-size:11.5px}.file-size .after{color:var(--green)}.progress-track{background:var(--border);border-radius:2px;height:3px;margin-top:5px;overflow:hidden}.progress-fill{background:var(--accent);border-radius:2px;height:100%;transition:width .4s}.progress-fill.green{background:var(--green)}.tab-bar{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--r-md);gap:2px;width:fit-content;margin-bottom:20px;padding:3px;display:flex}.tab{color:var(--text-2);cursor:pointer;font-size:12.5px;font-weight:500;font-family:var(--font);background:0 0;border:1px solid #0000;border-radius:6px;align-items:center;gap:6px;padding:5px 14px;transition:background .12s,color .12s;display:flex}.tab:hover{color:var(--text-1)}.tab.active{background:var(--bg);color:var(--text-1);border-color:var(--border);box-shadow:var(--shadow-sm)}.stats-strip{background:var(--border);border:1px solid var(--border);border-radius:var(--r-md);box-shadow:var(--shadow-sm);gap:1px;margin-bottom:18px;display:flex;overflow:hidden}.stat-cell{background:var(--bg);flex:1;padding:14px 16px}.stat-cell-label{text-transform:uppercase;letter-spacing:.07em;color:var(--text-3);margin-bottom:4px;font-size:11px;font-weight:500}.stat-cell-value{color:var(--text-1);letter-spacing:-.02em;font-size:20px;font-weight:600}.stat-cell-value.green{color:var(--green)}.stat-cell-value.accent{color:var(--accent)}.page-grid{grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:10px;margin-top:18px;display:grid}.page-card{border:1.5px solid var(--border);border-radius:var(--r-md);cursor:grab;background:var(--bg-raised);aspect-ratio:.707;box-shadow:var(--shadow-sm);transition:border-color .15s,box-shadow .15s,transform .15s;position:relative;overflow:hidden}.page-card:hover{border-color:var(--accent-border);box-shadow:var(--shadow-md);transform:translateY(-1px)}.page-card.dragging{opacity:.4;cursor:grabbing}.page-card img{object-fit:contain;width:100%;height:100%;display:block}.page-card-badge{border:1px solid var(--border);color:var(--text-2);background:#ffffffe6;border-radius:4px;padding:1px 5px;font-size:9.5px;font-weight:600;position:absolute;top:5px;left:5px}.page-card-actions{opacity:0;background:#ffffffe0;justify-content:center;align-items:center;gap:6px;transition:opacity .15s;display:flex;position:absolute;inset:0}.page-card:hover .page-card-actions{opacity:1}.quality-row{justify-content:space-between;align-items:baseline;margin-bottom:8px;display:flex}.quality-label{color:var(--text-2);font-size:12.5px;font-weight:500}.quality-num{color:var(--text-1);letter-spacing:-.02em;font-size:20px;font-weight:600}.slider{appearance:none;cursor:pointer;border-radius:2px;outline:none;width:100%;height:3px;margin:6px 0 4px}.slider::-webkit-slider-thumb{-webkit-appearance:none;background:var(--accent);cursor:pointer;width:16px;height:16px;box-shadow:0 1px 4px #00000026, 0 0 0 1px var(--accent-border);border:2.5px solid #fff;border-radius:50%}.slider-hints{color:var(--text-3);justify-content:space-between;margin-bottom:14px;font-size:10.5px;display:flex}.sig-canvas-wrap{border:1.5px solid var(--border-strong);border-radius:var(--r-md);cursor:crosshair;box-shadow:var(--shadow-sm);background:#fff;transition:border-color .15s;overflow:hidden}.sig-canvas-wrap:hover{border-color:var(--accent-border)}.info-note{border-radius:var(--r-md);align-items:flex-start;gap:8px;padding:10px 12px;font-size:12px;line-height:1.5;display:flex}.info-note.amber{background:var(--amber-light);color:#92400e;border:1px solid #fde68a}.info-note.violet{background:var(--accent-light);border:1px solid var(--accent-border);color:var(--accent-text)}.modal-backdrop{-webkit-backdrop-filter:blur(4px);z-index:200;background:#00000059;justify-content:center;align-items:center;animation:.15s fade-in;display:flex;position:fixed;inset:0}@keyframes fade-in{0%{opacity:0}to{opacity:1}}.modal{background:var(--bg);border:1px solid var(--border);border-radius:var(--r-xl);width:100%;max-width:420px;box-shadow:var(--shadow-lg);padding:28px;animation:.18s modal-in}@keyframes modal-in{0%{opacity:0;transform:translateY(8px)scale(.98)}to{opacity:1;transform:translateY(0)scale(1)}}.modal-header{align-items:center;gap:12px;margin-bottom:14px;display:flex}.modal-icon{border-radius:var(--r-md);background:var(--accent-light);border:1px solid var(--accent-border);width:38px;height:38px;color:var(--accent);flex-shrink:0;justify-content:center;align-items:center;display:flex}.modal-title{color:var(--text-1);font-size:16px;font-weight:600}.modal-desc{color:var(--text-2);margin-bottom:18px;font-size:13px;line-height:1.6}.plan-box{background:var(--bg-raised);border:1px solid var(--border);border-radius:var(--r-lg);margin-bottom:16px;padding:16px}.plan-price{color:var(--text-1);letter-spacing:-.03em;margin-bottom:12px;font-size:26px;font-weight:700}.plan-price span{color:var(--text-2);font-size:13px;font-weight:400}.plan-features{flex-direction:column;gap:7px;list-style:none;display:flex}.plan-features li{color:var(--text-2);align-items:center;gap:8px;font-size:12.5px;display:flex}.plan-features li .check{color:var(--green);flex-shrink:0}.toast{z-index:300;background:var(--bg);border:1px solid var(--border);border-radius:var(--r-md);box-shadow:var(--shadow-lg);align-items:center;gap:8px;max-width:300px;padding:11px 15px;font-size:13px;font-weight:450;animation:.18s toast-in;display:flex;position:fixed;bottom:20px;right:20px}@keyframes toast-in{0%{opacity:0;transform:translate(12px)}to{opacity:1;transform:translate(0)}}.toast.success{border-color:#bbf7d0}.toast.error{border-color:#fecaca}.toast-dot{border-radius:50%;flex-shrink:0;width:6px;height:6px}.toast.success .toast-dot{background:var(--green)}.toast.error .toast-dot{background:var(--red)}@media (width<=768px){.sidebar{display:none}.tool-page{padding:20px 16px}.top-bar{padding:0 16px}}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-6{gap:6px}.gap-8{gap:8px}.gap-12{gap:12px}.mt-12{margin-top:12px}.mt-16{margin-top:16px}.mb-12{margin-bottom:12px}.text-2{color:var(--text-2)}.text-3{color:var(--text-3)}.text-xs{font-size:11.5px}.text-sm{font-size:12.5px}.font-500{font-weight:500}.w-full{width:100%}.landing-page{background:radial-gradient(circle at top,#f8faff 0%,#fff 100%);flex-direction:column;height:100vh;display:flex;overflow-y:auto}.landing-header{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);z-index:100;background:#fffc;justify-content:space-between;align-items:center;padding:24px 40px;display:flex;position:sticky;top:0}.logo{align-items:center;gap:10px;display:flex}.logo-icon{background:linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);border-radius:8px;justify-content:center;align-items:center;width:32px;height:32px;display:flex}.logo-text{letter-spacing:-.04em;color:var(--text-1);font-size:20px;font-weight:800}.landing-nav{align-items:center;gap:12px;display:flex}.hero-section{text-align:center;flex-direction:column;align-items:center;max-width:900px;margin:0 auto;padding:80px 20px 60px;display:flex}.hero-badge{background:var(--green-light);color:var(--green);border:1px solid #bbf7d0;border-radius:20px;align-items:center;gap:6px;margin-bottom:24px;padding:6px 14px;font-size:13px;font-weight:600;display:flex}.hero-title{letter-spacing:-.04em;color:var(--text-1);margin-bottom:24px;font-size:64px;font-weight:800;line-height:1.1}.gradient-text{background:linear-gradient(135deg, var(--accent) 0%, #ec4899 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.hero-desc{color:var(--text-2);max-width:700px;margin-bottom:40px;font-size:18px;line-height:1.6}.hero-cta-group{flex-direction:column;align-items:center;gap:12px;margin-bottom:60px;display:flex}.cta-btn{border-radius:30px;padding:16px 32px;font-size:16px;font-weight:600;box-shadow:0 10px 25px #5b21b64d}.hero-trust{color:var(--text-3);font-size:13px}.hero-app-preview{background:var(--bg);border:1px solid var(--border);border-radius:var(--r-lg);width:100%;max-width:800px;overflow:hidden;box-shadow:0 25px 50px -12px #00000026}.preview-header{background:var(--bg-raised);border-bottom:1px solid var(--border);align-items:center;height:40px;padding:0 16px;display:flex}.window-dots{gap:6px;display:flex}.dot{border-radius:50%;width:10px;height:10px}.dot.red{background:#ef4444}.dot.yellow{background:#f59e0b}.dot.green{background:#10b981}.preview-url-bar{text-align:center;color:var(--text-3);flex:1;margin-left:-50px;font-size:11px;font-weight:500}.preview-body{background:var(--bg);height:400px;display:flex}.preview-sidebar-hi-fi{background:var(--bg-raised);border-right:1px solid var(--border);flex-direction:column;gap:4px;width:200px;padding:16px;display:flex}.hi-fi-nav-item{border-radius:var(--r-md);color:var(--text-2);align-items:center;gap:8px;padding:8px 12px;font-size:13px;font-weight:500;display:flex}.hi-fi-nav-item.active{background:var(--accent-light);color:var(--accent)}.preview-content-hi-fi{background:var(--bg);flex-direction:column;flex:1;padding:32px;display:flex}.mock-card{border:1px solid var(--border);border-radius:var(--r-lg);background:var(--bg);box-shadow:var(--shadow-sm);text-align:left;padding:24px}.mock-title{color:var(--text-1);margin-bottom:4px;font-size:18px;font-weight:600}.mock-desc{color:var(--text-2);margin-bottom:24px;font-size:13px}.mock-dropzone{border:1.5px dashed var(--border-strong);border-radius:var(--r-md);background:var(--bg-raised);flex-direction:column;justify-content:center;align-items:center;gap:12px;height:140px;margin-bottom:20px;display:flex}.mock-upload-icon{background:var(--bg);border:1px solid var(--border);border-radius:var(--r-sm);width:36px;height:36px;color:var(--text-2);box-shadow:var(--shadow-sm);justify-content:center;align-items:center;display:flex}.mock-drop-text{color:var(--text-1);font-size:13px;font-weight:500}.mock-btn-row{justify-content:flex-end;display:flex}.mock-btn{border-radius:var(--r-md);padding:8px 16px;font-size:13px;font-weight:500}.mock-btn.primary{background:var(--accent);color:#fff}.features-section{border-top:1px solid var(--border);background:#fafafa;padding:80px 40px}.features-header{text-align:center;margin-bottom:60px}.features-header h2{letter-spacing:-.03em;margin-bottom:16px;font-size:36px;font-weight:800}.features-header p{color:var(--text-2);max-width:600px;margin:0 auto;font-size:16px}.features-grid{grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:32px;max-width:1100px;margin:0 auto;display:grid}.feature-card{background:var(--bg);border-radius:var(--r-lg);border:1px solid var(--border);box-shadow:var(--shadow-sm);padding:32px;transition:transform .2s,box-shadow .2s}.feature-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px)}.feature-icon{border-radius:12px;justify-content:center;align-items:center;width:48px;height:48px;margin-bottom:24px;display:flex}.bg-blue{color:#3b82f6;background:#eff6ff}.bg-yellow{color:#eab308;background:#fefce8}.bg-green{color:#10b981;background:#ecfdf5}.bg-purple{color:#8b5cf6;background:#f5f3ff}.feature-card h3{margin-bottom:12px;font-size:18px;font-weight:700}.feature-card p{color:var(--text-2);font-size:14px;line-height:1.6}.landing-footer{border-top:1px solid var(--border);background:var(--bg);text-align:center;padding:40px}.footer-content{flex-direction:column;align-items:center;gap:16px;display:flex}.footer-content p{color:var(--text-3);font-size:14px}.all-tools-section{background:var(--bg);padding:80px 40px}.tools-showcase-grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px;max-width:1200px;margin:0 auto;display:grid}.tool-showcase-card{background:var(--bg-raised);border:1px solid var(--border);border-radius:var(--r-md);align-items:flex-start;gap:16px;padding:24px;transition:transform .2s,box-shadow .2s,border-color .2s;display:flex}.tool-showcase-card:hover{box-shadow:var(--shadow-md);border-color:var(--accent-border);transform:translateY(-2px)}.tool-showcase-icon{border-radius:var(--r-sm);background:var(--accent-light);width:40px;height:40px;color:var(--accent);flex-shrink:0;justify-content:center;align-items:center;display:flex}.tool-showcase-card h4{color:var(--text-1);margin-bottom:4px;font-size:15px;font-weight:600}.tool-showcase-card p{color:var(--text-2);font-size:13px;line-height:1.5}