*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--color-bg: #0f1117;--color-surface: #1a1d27;--color-surface-hover: #242836;--color-border: #2a2e3b;--color-text: #e4e4e7;--color-text-muted: #9ca3af;--color-primary: #3b82f6;--color-primary-hover: #2563eb;--color-success: #10b981;--color-warning: #f59e0b;--color-danger: #ef4444;--color-accent: #8b5cf6;--radius: 8px;--radius-lg: 12px;--shadow: 0 1px 3px rgba(0, 0, 0, .3);--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono: "JetBrains Mono", "Fira Code", monospace}body{font-family:var(--font-sans);background:var(--color-bg);color:var(--color-text);line-height:1.6;-webkit-font-smoothing:antialiased}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}.app-layout{min-height:100vh;display:flex;flex-direction:column}.app-header{display:flex;align-items:center;justify-content:space-between;padding:16px 32px;background:var(--color-surface);border-bottom:1px solid var(--color-border)}.logo{font-size:1.25rem;font-weight:700;color:var(--color-text)}.logo:hover{text-decoration:none;color:var(--color-primary)}.nav-links{display:flex;gap:24px;align-items:center}.nav-links a{color:var(--color-text-muted);font-size:.9rem}.nav-links a:hover{color:var(--color-text)}.app-main{flex:1;max-width:800px;width:100%;margin:0 auto;padding:40px 24px}.app-footer{padding:24px 32px;text-align:center;color:var(--color-text-muted);font-size:.8rem;border-top:1px solid var(--color-border)}.btn-primary{display:inline-block;background:var(--color-primary);color:#fff;padding:10px 24px;border:none;border-radius:var(--radius);font-size:.95rem;font-weight:500;cursor:pointer;transition:background .2s}.btn-primary:hover{background:var(--color-primary-hover);text-decoration:none}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{display:inline-block;background:transparent;color:var(--color-primary);padding:10px 24px;border:1px solid var(--color-primary);border-radius:var(--radius);font-size:.95rem;font-weight:500;cursor:pointer;transition:all .2s}.btn-secondary:hover{background:#3b82f61a;text-decoration:none}.btn-text{background:none;border:none;color:var(--color-text-muted);cursor:pointer;font-size:.9rem;padding:4px 8px}.btn-text:hover{color:var(--color-text)}.loading-screen,.page-center{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:300px;gap:16px}.spinner{width:32px;height:32px;border:3px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.login-page{display:flex;align-items:center;justify-content:center;min-height:100vh;background:var(--color-bg);padding:24px}.login-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:48px 40px;max-width:420px;width:100%;text-align:center}.login-card h1{font-size:1.75rem;margin-bottom:8px}.login-subtitle{color:var(--color-text-muted);margin-bottom:32px}.oauth-buttons{display:flex;flex-direction:column;gap:12px;margin-bottom:24px}.oauth-btn{width:100%;padding:12px;border:1px solid var(--color-border);border-radius:var(--radius);background:var(--color-surface-hover);color:var(--color-text);font-size:.95rem;cursor:pointer;transition:all .2s}.oauth-btn:hover{border-color:var(--color-primary);background:#3b82f60d}.oauth-btn:disabled{opacity:.5;cursor:not-allowed}.login-privacy{color:var(--color-text-muted);font-size:.8rem;margin-top:16px}.workspace-page{display:flex;flex-direction:column;gap:24px}.workspace-page h2{font-size:1.5rem}.workspace-status{display:flex;align-items:center;gap:16px}.workspace-updated{color:var(--color-text-muted);font-size:.85rem}.workspace-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center}.upload-page{display:flex;flex-direction:column;gap:24px}.upload-description{color:var(--color-text-muted)}.dropzone{border:2px dashed var(--color-border);border-radius:var(--radius-lg);padding:48px 24px;text-align:center;cursor:pointer;transition:all .2s}.dropzone:hover,.dropzone--active{border-color:var(--color-primary);background:#3b82f60d}.dropzone--disabled{opacity:.5;cursor:not-allowed}.dropzone-icon{font-size:2.5rem;margin-bottom:12px}.dropzone-text{font-size:1.1rem;margin-bottom:4px}.dropzone-hint{color:var(--color-text-muted);font-size:.85rem}.upload-progress{text-align:center}.upload-info{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);padding:24px}.upload-info h3{margin-bottom:12px}.upload-info ul{padding-left:20px;color:var(--color-text-muted)}.upload-info li{margin-bottom:6px}.processing-page{display:flex;flex-direction:column;gap:24px;align-items:center;text-align:center}.processing-actions{display:flex;gap:12px}.processing-note{color:var(--color-text-muted);font-size:.9rem}.progress-container{width:100%;max-width:500px}.progress-bar{background:var(--color-surface);border-radius:999px;height:12px;overflow:hidden;border:1px solid var(--color-border)}.progress-fill{height:100%;background:var(--color-primary);border-radius:999px;transition:width .5s ease}.progress-info{display:flex;justify-content:space-between;margin-top:8px;font-size:.85rem}.progress-pct{font-weight:600}.progress-stage{color:var(--color-text-muted);text-transform:capitalize}.status-badge{display:inline-block;padding:4px 12px;border-radius:999px;font-size:.75rem;font-weight:600;color:#fff;text-transform:uppercase;letter-spacing:.5px}.results-page{display:flex;flex-direction:column;gap:24px}.artifacts-grid{display:flex;flex-direction:column;gap:16px}.artifact-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);overflow:hidden}.artifact-header{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;background:var(--color-surface-hover);border-bottom:1px solid var(--color-border)}.artifact-type{font-weight:600;text-transform:capitalize}.artifact-content-type{color:var(--color-text-muted);font-size:.8rem;font-family:var(--font-mono)}.artifact-body{padding:16px}.artifact-text{white-space:pre-wrap;line-height:1.7}.artifact-json{font-family:var(--font-mono);font-size:.85rem;overflow-x:auto;white-space:pre;color:var(--color-accent)}.results-actions{display:flex;gap:12px}.feedback-page{display:flex;flex-direction:column;gap:24px;max-width:600px}.feedback-actions{display:flex;gap:12px}.feedback-form{display:flex;flex-direction:column;gap:20px}.form-group{display:flex;flex-direction:column;gap:6px}.form-group label{font-size:.9rem;font-weight:500}.form-group select,.form-group textarea{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);padding:10px 12px;color:var(--color-text);font-family:var(--font-sans);font-size:.9rem}.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--color-primary)}.rating-slider{width:100%;accent-color:var(--color-primary)}.rating-labels{display:flex;justify-content:space-between;color:var(--color-text-muted);font-size:.8rem}.form-error{color:var(--color-danger);font-size:.9rem}.error-text{color:var(--color-danger)}