:root{--bg-gradient-start: #667eea;--bg-gradient-end: #764ba2;--text-primary: #333;--text-secondary: #666;--text-white: white;--card-bg: white;--card-border: rgba(255, 255, 255, .2);--upload-bg: #fafafa;--upload-hover: #f0f4ff;--upload-success: #f0fdf4;--upload-processing: #fffbeb;--border-light: #e5e7eb;--border-hover: #9ca3af;--accent-blue: #667eea;--accent-green: #22c55e;--accent-orange: #f59e0b;--accent-red: #ef4444;--accent-red-dark: #dc2626;--input-bg: white;--shadow-light: rgba(0, 0, 0, .1);--shadow-medium: rgba(0, 0, 0, .2);--info-bg: rgba(255, 255, 255, .95);--info-border: rgba(255, 255, 255, .3);--step-bg: #f8fafc;--note-bg: #f0f9ff;--note-border: #0ea5e9}:root{color-scheme:light dark}@media(prefers-color-scheme:dark){:root{--bg-gradient-start: #1e1b4b;--bg-gradient-end: #312e81;--text-primary: #e5e7eb;--text-secondary: #9ca3af;--text-white: #f9fafb;--card-bg: #1f2937;--card-border: rgba(75, 85, 99, .3);--upload-bg: #374151;--upload-hover: #1e3a8a;--upload-success: #064e3b;--upload-processing: #451a03;--border-light: #4b5563;--border-hover: #6b7280;--accent-blue: #818cf8;--accent-green: #34d399;--accent-orange: #fbbf24;--accent-red: #f87171;--accent-red-dark: #ef4444;--input-bg: #374151;--shadow-light: rgba(0, 0, 0, .3);--shadow-medium: rgba(0, 0, 0, .5);--info-bg: rgba(31, 41, 55, .95);--info-border: rgba(75, 85, 99, .3);--step-bg: #4b5563;--note-bg: #1e3a8a;--note-border: #3b82f6}}body{margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background:linear-gradient(135deg,var(--bg-gradient-start) 0%,var(--bg-gradient-end) 100%);min-height:100vh;color:var(--text-primary);transition:background .3s ease,color .3s ease}.container.svelte-1uha8ag{max-width:800px;margin:0 auto;padding:2rem 1rem;min-height:100vh;display:flex;flex-direction:column;gap:2rem}.header.svelte-1uha8ag{text-align:center;color:var(--text-white);margin-bottom:1rem}.title.svelte-1uha8ag{font-size:2.5rem;font-weight:700;margin:0 0 .5rem;text-shadow:0 2px 4px var(--shadow-light)}.subtitle.svelte-1uha8ag{font-size:1.1rem;opacity:.9;margin:0;font-weight:300}.card.svelte-1uha8ag{background:var(--card-bg);border-radius:16px;padding:2rem;box-shadow:0 10px 30px var(--shadow-medium);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--card-border);transition:background .3s ease,border .3s ease}.upload-section.svelte-1uha8ag{margin-bottom:2rem}.upload-label.svelte-1uha8ag{display:block;cursor:pointer;transition:transform .2s ease}.upload-label.svelte-1uha8ag:hover{transform:translateY(-2px)}.upload-area.svelte-1uha8ag{border:3px dashed var(--border-light);border-radius:12px;padding:3rem 2rem;text-align:center;background:var(--upload-bg);transition:all .3s ease;position:relative;overflow:hidden}.upload-area.svelte-1uha8ag:hover{border-color:var(--accent-blue);background:var(--upload-hover)}.upload-area.has-file.svelte-1uha8ag{border-color:var(--accent-green);background:var(--upload-success);border-style:solid}.upload-area.drag-over.svelte-1uha8ag{border-color:var(--accent-blue);background:var(--upload-hover);transform:scale(1.02);box-shadow:0 0 20px #667eea4d}.upload-area.processing.svelte-1uha8ag{border-color:var(--accent-orange);background:var(--upload-processing);pointer-events:none}.upload-icon.svelte-1uha8ag{color:var(--text-secondary);margin-bottom:1rem;transition:color .3s ease}.upload-area.svelte-1uha8ag:hover .upload-icon:where(.svelte-1uha8ag){color:var(--accent-blue)}.upload-area.has-file.svelte-1uha8ag .upload-icon:where(.svelte-1uha8ag){color:var(--accent-green)}.upload-text.svelte-1uha8ag{display:block;font-size:1.1rem;font-weight:500;margin-bottom:.5rem;color:var(--text-primary)}.upload-hint.svelte-1uha8ag{font-size:.9rem;color:var(--text-secondary);display:block}.processing-text.svelte-1uha8ag{color:var(--accent-orange)!important;font-weight:600}.spinner.svelte-1uha8ag{width:32px;height:32px;border:3px solid var(--border-light);border-top:3px solid var(--accent-orange);border-radius:50%;animation:svelte-1uha8ag-spin 1s linear infinite;margin-bottom:1rem}@keyframes svelte-1uha8ag-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.file-input.svelte-1uha8ag{position:absolute;opacity:0;pointer-events:none}.new-file-section.svelte-1uha8ag{margin:1.5rem 0;text-align:center}.new-file-button.svelte-1uha8ag{display:inline-flex;align-items:center;gap:.5rem;padding:.75rem 1.5rem;background:linear-gradient(135deg,var(--accent-red),var(--accent-red-dark));color:var(--text-white);border:none;border-radius:8px;font-size:.9rem;font-weight:500;cursor:pointer;transition:all .2s ease;box-shadow:0 2px 4px var(--shadow-light)}.new-file-button.svelte-1uha8ag:hover{background:linear-gradient(135deg,var(--accent-red-dark),#b91c1c);transform:translateY(-1px);box-shadow:0 4px 8px var(--shadow-medium)}.new-file-button.svelte-1uha8ag:active{transform:translateY(0)}.button-icon.svelte-1uha8ag{flex-shrink:0}.settings-grid.svelte-1uha8ag{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:2rem}.input-group.svelte-1uha8ag{display:flex;flex-direction:column}.label.svelte-1uha8ag{margin-bottom:.5rem;display:block}.label-text.svelte-1uha8ag{font-weight:600;color:var(--text-primary);font-size:.95rem;display:block;margin-bottom:.25rem}.label-hint.svelte-1uha8ag{font-size:.8rem;color:var(--text-secondary);display:block;font-weight:400}.input.svelte-1uha8ag{padding:.75rem 1rem;border:2px solid var(--border-light);border-radius:8px;font-size:1rem;transition:all .2s ease;background:var(--input-bg);color:var(--text-primary)}.input.svelte-1uha8ag:focus{outline:none;border-color:var(--accent-blue);box-shadow:0 0 0 3px #667eea1a}.input.svelte-1uha8ag:hover{border-color:var(--border-hover)}.info-card.svelte-1uha8ag{background:var(--info-bg);border-radius:16px;padding:2rem;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--info-border);color:var(--text-primary);transition:background .3s ease,border .3s ease}.info-card.svelte-1uha8ag h3:where(.svelte-1uha8ag){margin:0 0 1.5rem;color:var(--text-primary);font-size:1.4rem;text-align:center}.steps.svelte-1uha8ag{display:grid;gap:1rem;margin-bottom:1.5rem}.step.svelte-1uha8ag{display:flex;align-items:center;gap:1rem;padding:1rem;background:var(--step-bg);border-radius:8px;border-left:4px solid var(--accent-blue);transition:background .3s ease}.step-number.svelte-1uha8ag{background:var(--accent-blue);color:var(--text-white);width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:600;flex-shrink:0}.footer.svelte-1uha8ag{text-align:center;color:#fffc;font-size:.9rem;margin-top:auto;padding-top:1rem}@media(max-width:640px){.container.svelte-1uha8ag{padding:1rem}.title.svelte-1uha8ag{font-size:2rem}.card.svelte-1uha8ag{padding:1.5rem}.settings-grid.svelte-1uha8ag{grid-template-columns:1fr;gap:1.5rem}.upload-area.svelte-1uha8ag{padding:2rem 1rem}}@keyframes svelte-1uha8ag-success{0%{transform:scale(1)}50%{transform:scale(1.05)}to{transform:scale(1)}}.upload-area.has-file.svelte-1uha8ag{animation:svelte-1uha8ag-success .6s ease-out}.upload-label.svelte-1uha8ag:focus-within .upload-area:where(.svelte-1uha8ag){outline:2px solid #667eea;outline-offset:2px}