:root{--primary:#2563eb;--primary-hover:#1d4ed8;--danger:#dc2626;--success:#16a34a;--warning:#f59e0b;--bg:#f8fafc;--surface:#fff;--border:#e2e8f0;--text:#1e293b;--text-muted:#64748b;--highlight:rgba(37,99,235,.15);--highlight-active:rgba(37,99,235,.35);--sidebar-bg:#111827;--sidebar-text:#9ca3af;--sidebar-border:#1f2937;--sidebar-hover:#1f2937;--sidebar-active-bg:rgba(37,99,235,.2);--sidebar-active-border:#3b82f6;font-family:system-ui,-apple-system,sans-serif;font-size:14px;line-height:1.5;color:var(--text);background:var(--bg)}*{box-sizing:border-box;padding:0}*,body{margin:0}.app-shell{display:flex;min-height:100vh}.app-main{flex:1 1;display:flex;flex-direction:column;min-width:0}.app-topbar{height:56px;border-bottom:1px solid var(--border);background:var(--surface);display:flex;align-items:center;justify-content:space-between;padding:0 24px;flex-shrink:0}.app-content{flex:1 1;padding:24px;background:var(--bg)}.sidebar{width:224px;background:var(--sidebar-bg);color:var(--sidebar-text);display:flex;flex-direction:column;height:100vh;flex-shrink:0;transition:width .2s ease;position:-webkit-sticky;position:sticky;top:0}.sidebar.collapsed{width:56px;overflow:visible}.sidebar-logo{padding:16px;border-bottom:1px solid var(--sidebar-border)}.sidebar.collapsed .sidebar-logo{padding:12px 8px;display:flex;justify-content:center}.sidebar-collapse{padding:8px;border-top:1px solid var(--sidebar-border);display:flex;justify-content:center}.sidebar-collapse-btn{background:none;border:none;color:#6b7280;font-size:12px;padding:6px 10px;cursor:pointer;line-height:1;border-radius:4px;width:100%}.sidebar-collapse-btn:hover{color:#fff;background:var(--sidebar-hover)}.sidebar-logo h1{color:#fff;font-weight:700;font-size:18px}.sidebar-company{font-size:12px;color:var(--text-muted);margin-top:4px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.sidebar-nav{flex:1 1;padding:16px 0;overflow-y:auto}.sidebar-section-label{padding:0 12px;margin-bottom:8px;font-size:11px;font-weight:600;color:#4b5563;text-transform:uppercase;letter-spacing:.05em}.sidebar-link{display:flex;align-items:center;gap:12px;padding:8px 16px;font-size:14px;color:var(--sidebar-text);text-decoration:none;border-left:2px solid transparent;transition:all .15s;white-space:nowrap;overflow:hidden}.sidebar.collapsed .sidebar-link{justify-content:center;padding:10px 0;border-left:none;position:relative;overflow:visible}.sidebar.collapsed .sidebar-link.active{border-left:none;border-radius:0}.sidebar-tooltip{display:none}.sidebar.collapsed .sidebar-link:hover .sidebar-tooltip{display:block;position:absolute;left:100%;top:50%;transform:translateY(-50%);margin-left:8px;background:#1e293b;color:#fff;font-size:12px;padding:4px 10px;border-radius:4px;white-space:nowrap;z-index:100;box-shadow:0 2px 8px rgba(0,0,0,.2);pointer-events:none}.sidebar-link:hover{background:var(--sidebar-hover);color:#fff}.sidebar-link.active{background:var(--sidebar-active-bg);color:#fff;border-left-color:var(--sidebar-active-border)}.sidebar-icon{font-size:16px;width:20px;text-align:center}.sidebar-user{padding:12px 16px;border-top:1px solid var(--sidebar-border)}.sidebar.collapsed .sidebar-user{padding:8px;text-align:center}.sidebar-user-name{font-size:14px;color:#fff;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.sidebar-signout{background:none;border:none;padding:0;margin-top:4px;font-size:12px;color:var(--text-muted);cursor:pointer}.sidebar-signout:hover{color:var(--danger);background:none}.company-switcher{position:relative}.company-switcher-btn{display:flex;align-items:center;gap:8px;padding:6px 12px;border-radius:8px;border:none;background:none;font-size:14px;cursor:pointer}.company-switcher-btn:hover{background:var(--bg)}.company-switcher-name{font-weight:500;max-width:180px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.company-switcher-dropdown{position:absolute;top:100%;left:0;margin-top:4px;background:var(--surface);border:1px solid var(--border);border-radius:8px;box-shadow:0 4px 12px rgba(0,0,0,.1);padding:4px 0;width:256px;z-index:50}.company-switcher-option{width:100%;text-align:left;padding:8px 12px;font-size:14px;border:none;background:none;display:flex;align-items:center;justify-content:space-between;cursor:pointer;border-radius:0}.company-switcher-option:hover{background:var(--bg)}.company-switcher-option.active{background:#eff6ff;color:#1d4ed8}.company-switcher-option-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.company-switcher-option-role{font-size:12px;color:var(--text-muted);flex-shrink:0;margin-left:8px}button{cursor:pointer;border:1px solid var(--border);border-radius:6px;padding:8px 16px;font-size:14px;background:var(--surface);color:var(--text);transition:all .15s}button:hover{background:var(--bg)}button.primary{background:var(--primary);color:#fff;border-color:var(--primary)}button.primary:hover{background:var(--primary-hover)}button.danger{color:var(--danger);border-color:var(--danger)}button:disabled{opacity:.5;cursor:not-allowed}input,select{border:1px solid var(--border);border-radius:6px;padding:8px 12px;font-size:14px;background:var(--surface)}table{width:100%;border-collapse:collapse}table td,table th{padding:10px 12px;text-align:left;border-bottom:1px solid var(--border)}table th{font-weight:600;color:var(--text-muted);font-size:12px;text-transform:uppercase;letter-spacing:.5px}table tr:hover td{background:var(--bg)}.card{background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:20px}.status-badge{display:inline-block;padding:2px 8px;border-radius:12px;font-size:12px;font-weight:500}.status-badge.uploaded{background:#dbeafe;color:#1e40af}.status-badge.processing{background:#fef3c7;color:#92400e}.status-badge.extracted{background:#dcfce7;color:#166534}.status-badge.error{background:#fee2e2;color:#991b1b}.status-badge.approved{background:#d1fae5;color:#065f46}.doc-tabs{display:flex;gap:0;border-bottom:2px solid var(--border);margin-bottom:16px}.doc-tab{padding:10px 20px;font-size:14px;font-weight:500;color:var(--text-muted);cursor:pointer;background:none;border:none;border-bottom:2px solid transparent;margin-bottom:-2px;transition:color .15s,border-color .15s}.doc-tab:hover{color:var(--text)}.doc-tab.active{color:var(--primary);border-bottom-color:var(--primary)}.doc-tab .tab-count{display:inline-block;margin-left:6px;padding:1px 7px;border-radius:10px;font-size:12px;font-weight:600;background:#e2e8f0;color:var(--text-muted)}.doc-tab.active .tab-count{background:#dbeafe;color:var(--primary)}.pagination{display:flex;align-items:center;gap:4px;padding:10px 16px;border-top:1px solid var(--border);background:#f8fafc;font-size:13px}.pagination button{padding:4px 10px;border:1px solid var(--border);border-radius:4px;background:#fff;cursor:pointer;font-size:12px;color:var(--text)}.pagination button:hover:not(:disabled){background:#f1f5f9}.pagination button:disabled{opacity:.4;cursor:default}.pagination button.active{background:var(--primary);color:#fff;border-color:var(--primary)}.pagination-ellipsis{padding:0 4px;color:var(--text-muted)}.pagination-info{margin-left:auto;color:var(--text-muted);font-size:12px}@keyframes highlight-fade{0%{background:#fef3c7}to{background:transparent}}.highlight-row{animation:highlight-fade 3s ease-out forwards}.ai-scan-animation,.ai-scan-icon{position:relative}.ai-scan-icon{display:inline-block}.ai-scan-line{position:absolute;left:8px;right:8px;height:2px;background:var(--primary);border-radius:1px;animation:scanLine 2s ease-in-out infinite;box-shadow:0 0 8px var(--primary),0 0 16px rgba(37,99,235,.3)}@keyframes scanLine{0%,to{top:12px;opacity:.4}50%{top:38px;opacity:1}}.ai-scan-dots{display:flex;gap:6px}.ai-scan-dots span{width:8px;height:8px;border-radius:50%;background:var(--primary);animation:dotPulse 1.4s ease-in-out infinite}.ai-scan-dots span:nth-child(2){animation-delay:.2s}.ai-scan-dots span:nth-child(3){animation-delay:.4s}@keyframes dotPulse{0%,80%,to{opacity:.2;transform:scale(.8)}40%{opacity:1;transform:scale(1)}}.export-overlay{position:fixed;inset:0;background:rgba(0,0,0,.4);display:flex;align-items:center;justify-content:center;z-index:200}.export-panel{background:var(--surface);border-radius:10px;padding:24px;width:560px;max-height:80vh;overflow:auto;box-shadow:0 8px 32px rgba(0,0,0,.15)}.edit-badge{display:inline-block;margin-left:8px;padding:1px 6px;border-radius:3px;font-size:10px;font-weight:500;background:#fefce8;color:#92400e;border:1px solid #fde68a;vertical-align:middle}.template-field-tag{display:inline-flex;align-items:center;gap:4px;padding:3px 8px;border-radius:4px;font-size:12px;font-family:monospace;background:var(--bg);border:1px solid var(--border);color:var(--text)}.template-field-tag.header{background:#eff6ff;border-color:#93c5fd;color:#1e40af}.template-field-tag.line-item{background:var(--bg);border-color:var(--border)}.template-field-type{font-size:10px;color:var(--text-muted);font-family:system-ui,sans-serif}.template-editor-label{display:block;font-size:12px;font-weight:600;color:var(--text-muted);margin-bottom:4px;text-transform:uppercase;letter-spacing:.5px}.doc-type-badge{display:inline-block;padding:4px 12px;border-radius:6px;font-size:13px;font-weight:700;letter-spacing:.5px;background:#1e293b;color:#fff}.view-toggle{display:flex;border:1px solid var(--border);border-radius:6px;overflow:hidden}.view-toggle button{border:none;border-radius:0;padding:6px 14px;font-size:13px;background:var(--surface);color:var(--text-muted);cursor:pointer}.view-toggle button:hover{background:var(--bg)}.view-toggle button.active{background:var(--primary);color:#fff}.view-toggle button+button{border-left:1px solid var(--border)}.invoice-header{background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:24px;margin-bottom:20px}.invoice-header-grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:16px 32px;gap:16px 32px}.invoice-field{display:flex;flex-direction:column;gap:4px}.invoice-field-label{font-size:11px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px}.invoice-cell-value{display:block;padding:4px 8px;border-radius:4px;min-height:28px;font-size:14px;transition:background .15s}.invoice-cell-value:hover{background:var(--highlight)}.invoice-line-items{background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:24px}.invoice-line-items table{width:100%}.invoice-line-items tfoot td{border-top:2px solid var(--text);padding-top:8px;font-weight:700}.invoice-cell{cursor:text}.invoice-cell:hover{background:var(--highlight)}.invoice-cell.changed,.invoice-field.changed{background:#fefce8;border-radius:4px}.change-indicator{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--warning);margin-left:6px;vertical-align:middle}.changes-banner{display:flex;align-items:center;justify-content:space-between;background:#fefce8;border:1px solid #fde68a;border-radius:8px;padding:10px 16px;margin-bottom:16px;font-size:13px;font-weight:500;color:#92400e}.changes-toggle-btn{background:none;border:1px solid #fde68a;border-radius:4px;padding:4px 12px;font-size:12px;color:#92400e;cursor:pointer}.changes-toggle-btn:hover{background:#fef3c7}.changes-panel{background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:16px;margin-bottom:16px;font-size:13px}.changes-panel table{width:100%}.changes-panel th{font-size:11px}.change-original{color:var(--danger);text-decoration:line-through}.change-corrected{color:var(--success);font-weight:500}.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.4);display:flex;align-items:center;justify-content:center;z-index:200}.modal-content{background:var(--surface);border-radius:12px;padding:24px;width:90%;max-height:85vh;overflow:auto;box-shadow:0 8px 32px rgba(0,0,0,.15)}.btn-primary{background:var(--primary);color:#fff;border:1px solid var(--primary);border-radius:6px;padding:8px 16px;font-size:14px;font-weight:500;cursor:pointer;transition:background .15s}.btn-primary:hover{background:var(--primary-hover)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{background:var(--surface);color:var(--text);border:1px solid var(--border);border-radius:6px;padding:8px 16px;font-size:14px;cursor:pointer;transition:background .15s}.btn-secondary:hover{background:var(--bg)}:root{--primary-bg:#eff6ff;--error:#dc2626}