.converter-hero{padding:.5rem 0;background:#f8fafc;min-height:calc(100vh - 88px);display:flex;align-items:center;position:relative;overflow:hidden}.converter-hero:after{display:none}.converter-hero .container{position:relative;z-index:1}.hero-title{font-size:1.5rem;font-weight:800;color:var(--color-text);letter-spacing:-.02em;margin-bottom:.25rem}.hero-subtitle{font-size:1rem;color:var(--color-text-secondary);max-width:600px;margin:0 auto 1.5rem}.converter-card{max-width:900px;margin:0 auto;background:var(--color-surface);border-radius:var(--radius-2xl);box-shadow:var(--shadow-xl);padding:1.25rem;border:1px solid var(--color-border)}.format-tabs-container{display:flex;flex-direction:column;gap:.5rem;margin-bottom:1.25rem}.format-tabs-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:.5rem}.format-tabs-flex{display:flex;justify-content:center;gap:.5rem;flex-wrap:wrap}.format-tabs-flex .format-tab{min-width:130px;flex:0 1 auto}.format-tab{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.25rem;padding:1rem .5rem;background:var(--color-surface);border:1px solid var(--color-border);border-radius:12px;font-size:var(--text-xs);font-weight:700;color:var(--color-text-secondary);cursor:pointer;transition:all var(--transition-base);text-align:center;box-shadow:var(--shadow-sm)}.format-tab.active{background:#fff5f5;border-color:var(--color-primary);color:var(--color-primary);box-shadow:none}.format-icon-wrapper{width:38px;height:38px;display:flex;align-items:center;justify-content:center;border-radius:10px;margin-bottom:.25rem;transition:all var(--transition-base)}.format-icon-wrapper svg{width:22px;height:22px}.format-icon-wrapper.pdf{background:#fef2f2;color:#ef4444}.format-icon-wrapper.csv{background:#f0fdf4;color:#22c55e}.format-icon-wrapper.img{background:#eff6ff;color:#3b82f6}.format-icon-wrapper.qr{background:#faf5ff;color:#a855f7}.format-icon-wrapper.compress{background:#fffbeb;color:#f59e0b}.format-icon-wrapper.ip{background:#f0f9ff;color:#0ea5e9}.format-icon{font-size:1.25rem}.main-upload-area{text-align:center;padding:2rem 1.5rem;border:3px dashed var(--color-border);border-radius:var(--radius-xl);background:var(--color-bg-secondary);transition:all var(--transition-base);cursor:pointer;position:relative}.main-upload-area:hover,.main-upload-area.drag-over{border-color:var(--color-primary);background:#fff5f5;transform:none}.main-upload-area.drag-over{border-style:solid;background:#6366f10d}.quick-features{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1rem;max-width:900px;margin:1.5rem auto 0}.quick-features{display:none}.feature-icon{font-size:1.5rem;flex-shrink:0}.file-preview-card{display:flex;align-items:center;gap:1rem;padding:1rem;background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-lg);transition:all var(--transition-fast)}.file-preview-card:hover{background:var(--color-bg-tertiary)}.file-preview-img{width:60px;height:60px;object-fit:cover;border-radius:var(--radius-md);flex-shrink:0}.file-preview-info{flex:1;min-width:0}.file-preview-name{font-weight:600;font-size:var(--text-sm);margin-bottom:.25rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.file-preview-meta{font-size:var(--text-xs);color:var(--color-text-tertiary)}.result-card{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:1rem 1.5rem;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);transition:all var(--transition-fast)}.result-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.result-info{flex:1}.result-name{font-weight:600;margin-bottom:.25rem}.result-size{font-size:var(--text-sm);color:var(--color-text-secondary)}.converting{opacity:.6;pointer-events:none}.converting .btn{position:relative}.converting .btn:after{content:"";position:absolute;width:16px;height:16px;top:50%;left:50%;margin-left:-8px;margin-top:-8px;border:2px solid white;border-radius:50%;border-top-color:transparent;animation:spin .6s linear infinite}@media(max-width:768px){.converter-card{padding:1.5rem}.format-tabs{gap:.25rem}.format-tab{padding:.5rem .75rem;font-size:var(--text-xs)}.format-icon{font-size:1rem}.main-upload-area{padding:2rem 1rem}.format-tabs-grid{grid-template-columns:repeat(3,1fr)}.format-tabs-flex{display:grid;grid-template-columns:repeat(3,1fr)}.format-tabs-flex .format-tab{min-width:unset}.file-preview-card,.result-card{flex-direction:column;text-align:center}}.mode-tabs{display:flex;gap:.5rem;justify-content:center;background:var(--color-bg-tertiary);padding:.5rem;border-radius:var(--radius-full);width:fit-content;margin:0 auto}.mode-tabs .format-tab{padding:.5rem 2rem;border-radius:var(--radius-full);border:none;background:transparent;margin-bottom:0}.mode-tabs .format-tab.active{background:var(--color-primary);color:#fff}#qrInputArea .form-control{border:2px solid var(--color-border);transition:border-color var(--transition-base)}#qrInputArea .form-control:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #2d5a271a}#qrPreviewArea img{max-width:100%;height:auto;border-radius:var(--radius-md);box-shadow:var(--shadow-md)}#reader{border:none!important}#reader__status_span{display:none!important}#reader button{background:var(--color-primary)!important;color:#fff!important;border:none!important;padding:.75rem 1.5rem!important;border-radius:var(--radius-md)!important;font-weight:600!important;cursor:pointer!important;text-transform:uppercase!important;letter-spacing:.5px!important;font-size:var(--text-sm)!important}.csv-preview-container{max-height:250px;overflow:auto;border:1px solid var(--color-border);border-radius:var(--radius-lg);background:#fff;margin-bottom:1rem}.csv-preview-table{width:100%;font-size:var(--text-xs);border-collapse:collapse}.csv-preview-table td{padding:.5rem;border:1px solid var(--color-border)}.csv-preview-table tr:nth-child(2n){background:#f9fbf9}.ocr-tabs{display:flex;gap:.5rem;justify-content:center;background:var(--color-bg-tertiary);padding:.5rem;border-radius:9999px;width:fit-content;margin:0 auto 2rem}.ocr-tab{padding:.75rem 2rem;border-radius:9999px;border:none;background:transparent;color:var(--color-text-secondary);font-weight:600;cursor:pointer;transition:all var(--transition-fast);font-size:var(--text-sm)}.ocr-tab.active{background:var(--color-primary);color:#fff;box-shadow:var(--shadow-sm)}.ocr-tab:hover:not(.active){color:var(--color-primary);background:#0000000d}.speed-gauge{position:relative;width:200px;height:100px;margin:0 auto 2rem;overflow:hidden}.gauge-body{width:200px;height:100px;background:linear-gradient(90deg,#ef4444,#f59e0b,#10b981);border-radius:100px 100px 0 0;position:relative}.gauge-cover{width:150px;height:75px;background:#fff;border-radius:75px 75px 0 0;position:absolute;bottom:0;left:25px;z-index:10}.gauge-needle{width:4px;height:90px;background:#1f2937;position:absolute;bottom:0;left:98px;transform-origin:bottom center;transform:rotate(-90deg);transition:transform .5s cubic-bezier(.4,0,.2,1);z-index:20;border-radius:2px 2px 0 0}.gauge-needle:after{content:"";position:absolute;bottom:-5px;left:-3px;width:10px;height:10px;background:#1f2937;border-radius:50%}.gauge-labels{position:absolute;width:100%;bottom:0;display:flex;justify-content:space-between;padding:0 10px;font-size:.75rem;font-weight:700;color:var(--color-text-tertiary);pointer-events:none}.loading-overlay{position:fixed;inset:0;background:#000000b3;display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:9999;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.loading-overlay .spinner{width:60px;height:60px;border:4px solid rgba(255,255,255,.3);border-top-color:var(--color-primary);border-radius:50%;animation:spin 1s linear infinite}.loading-overlay .loading-text{color:#fff;font-size:1.25rem;font-weight:600;margin-top:1.5rem}.loading-overlay .loading-subtext{color:#ffffffb3;font-size:.875rem;margin-top:.5rem}@keyframes spin{to{transform:rotate(360deg)}}