:root{--bg-primary: #0f1117;--bg-secondary: #1a1d27;--bg-card: #1e2130;--bg-elevated: #252838;--bg-hover: #2a2e42;--text-primary: #e8eaed;--text-secondary: #9aa0b4;--text-muted: #6b7085;--accent-primary: #6c63ff;--accent-primary-hover: #7b73ff;--accent-secondary: #00d4aa;--accent-warning: #ffb347;--accent-error: #ff6b6b;--accent-success: #51cf66;--border: #2a2e42;--border-focus: #6c63ff;--font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--transition: .2s ease}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font-family);background:var(--bg-primary);color:var(--text-primary);line-height:1.6;min-height:100vh}.app-layout{display:flex;min-height:100vh}.sidebar{width:240px;background:var(--bg-secondary);border-right:1px solid var(--border);padding:24px 16px;display:flex;flex-direction:column;position:fixed;top:0;left:0;height:100vh;z-index:100}.sidebar-logo{font-size:22px;font-weight:700;color:var(--accent-primary);margin-bottom:4px;letter-spacing:-.5px}.sidebar-subtitle{font-size:11px;color:var(--text-muted);margin-bottom:32px;text-transform:uppercase;letter-spacing:1px}.sidebar-nav{display:flex;flex-direction:column;gap:4px;flex:1}.nav-link{display:flex;align-items:center;gap:12px;padding:10px 14px;border-radius:var(--radius-md);color:var(--text-secondary);text-decoration:none;font-size:14px;font-weight:500;transition:all var(--transition)}.nav-link:hover{background:var(--bg-hover);color:var(--text-primary)}.nav-link.active{background:#6c63ff1f;color:var(--accent-primary)}.nav-link .icon{font-size:18px;width:24px;text-align:center}.main-content{flex:1;margin-left:240px;padding:32px 40px;min-height:100vh}.page-header{margin-bottom:28px}.page-title{font-size:26px;font-weight:700;letter-spacing:-.5px}.page-subtitle{font-size:14px;color:var(--text-secondary);margin-top:4px}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px}.card-header{font-size:14px;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;margin-bottom:16px}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-bottom:28px}.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px 24px;transition:all var(--transition)}.stat-card:hover{border-color:var(--accent-primary);transform:translateY(-2px);box-shadow:0 8px 24px #0003}.stat-label{font-size:12px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.8px;margin-bottom:8px}.stat-value{font-size:36px;font-weight:700;letter-spacing:-1px}.stat-value.pending{color:var(--accent-warning)}.stat-value.processing{color:var(--accent-primary)}.stat-value.review{color:#4dabf7}.stat-value.approved{color:var(--accent-success)}.stat-value.error{color:var(--accent-error)}.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 20px;border:none;border-radius:var(--radius-md);font-family:var(--font-family);font-size:14px;font-weight:600;cursor:pointer;transition:all var(--transition);text-decoration:none}.btn-primary{background:var(--accent-primary);color:#fff}.btn-primary:hover{background:var(--accent-primary-hover);transform:translateY(-1px);box-shadow:0 4px 12px #6c63ff4d}.btn-success{background:var(--accent-success);color:#1a1d27}.btn-success:hover{background:#5fd96e;transform:translateY(-1px)}.btn-warning{background:var(--accent-warning);color:#1a1d27}.btn-danger{background:var(--accent-error);color:#fff}.btn-danger:hover{background:#ff5252}.btn-outline{background:transparent;color:var(--text-secondary);border:1px solid var(--border)}.btn-outline:hover{border-color:var(--accent-primary);color:var(--accent-primary)}.btn-sm{padding:6px 14px;font-size:13px}.btn-lg{padding:14px 28px;font-size:16px}.btn-block{width:100%;justify-content:center}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important}.upload-zone{border:2px dashed var(--border);border-radius:var(--radius-lg);padding:60px 40px;text-align:center;cursor:pointer;transition:all var(--transition)}.upload-zone:hover,.upload-zone.dragover{border-color:var(--accent-primary);background:#6c63ff0d}.upload-zone .icon{font-size:48px;margin-bottom:16px}.upload-zone .title{font-size:18px;font-weight:600;margin-bottom:8px}.upload-zone .subtitle{font-size:14px;color:var(--text-muted)}.table-container{overflow-x:auto}table{width:100%;border-collapse:collapse}th{text-align:left;padding:12px 16px;font-size:12px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;border-bottom:1px solid var(--border)}td{padding:14px 16px;font-size:14px;border-bottom:1px solid var(--border)}tr:hover td{background:var(--bg-hover)}.badge{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:20px;font-size:12px;font-weight:600;text-transform:lowercase}.badge.pending{background:#ffb34726;color:var(--accent-warning)}.badge.processing{background:#6c63ff26;color:var(--accent-primary)}.badge.review{background:#4dabf726;color:#4dabf7}.badge.approved{background:#51cf6626;color:var(--accent-success)}.badge.error{background:#ff6b6b26;color:var(--accent-error)}.form-group{margin-bottom:16px}.form-label{display:block;font-size:12px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;margin-bottom:6px}.form-input,.form-select,.form-textarea{width:100%;padding:10px 14px;background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);font-family:var(--font-family);font-size:14px;transition:border-color var(--transition)}.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--border-focus)}.form-textarea{min-height:80px;resize:vertical}.progress-bar{height:6px;background:var(--bg-elevated);border-radius:3px;overflow:hidden}.progress-fill{height:100%;background:linear-gradient(90deg,var(--accent-primary),var(--accent-secondary));border-radius:3px;transition:width .5s ease}.session-steps{display:flex;align-items:center;gap:0;margin-bottom:32px;padding:0 20px}.step{display:flex;align-items:center;gap:8px;padding:10px 16px;font-size:13px;font-weight:600;color:var(--text-muted);position:relative}.step.active{color:var(--accent-primary)}.step.completed{color:var(--accent-success)}.step-connector{flex:1;height:2px;background:var(--border);min-width:40px}.step-connector.completed{background:var(--accent-success)}.split-view{display:grid;grid-template-columns:280px 1fr;gap:24px;height:calc(100vh - 140px)}.invoice-queue{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);overflow-y:auto}.queue-item{padding:12px 16px;border-bottom:1px solid var(--border);cursor:pointer;transition:background var(--transition)}.queue-item:hover{background:var(--bg-hover)}.queue-item.selected{background:#6c63ff1a;border-left:3px solid var(--accent-primary)}.queue-item .filename{font-size:13px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.queue-item .status{font-size:11px;color:var(--text-muted);margin-top:2px}.invoice-workspace{display:grid;grid-template-columns:1fr 1fr;gap:20px;overflow:hidden}.pdf-viewer{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden}.pdf-viewer iframe,.pdf-viewer img{width:100%;height:100%;border:none}.data-editor{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px;overflow-y:auto}.line-items-table{margin-top:16px}.line-items-table input{width:100%;padding:6px 8px;background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);font-family:var(--font-family);font-size:13px}.line-items-table input:focus{outline:none;border-color:var(--border-focus)}.action-bar{display:flex;gap:10px;padding-top:16px;border-top:1px solid var(--border);margin-top:16px}.toast{position:fixed;bottom:24px;right:24px;padding:14px 24px;background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-md);font-size:14px;box-shadow:0 8px 32px #0000004d;z-index:1000;animation:slideUp .3s ease}.toast.success{border-left:4px solid var(--accent-success)}.toast.error{border-left:4px solid var(--accent-error)}.toast.info{border-left:4px solid var(--accent-primary)}@keyframes slideUp{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}.spinner{display:inline-block;width:20px;height:20px;border:2px solid var(--border);border-top-color:var(--accent-primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.empty-state{text-align:center;padding:60px 20px;color:var(--text-muted)}.empty-state .icon{font-size:48px;margin-bottom:16px}.empty-state .title{font-size:18px;font-weight:600;color:var(--text-secondary)}.empty-state .subtitle{font-size:14px;margin-top:8px}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#0009;display:flex;align-items:center;justify-content:center;z-index:999}.modal{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:32px;max-width:440px;width:90%}.modal h3{font-size:18px;margin-bottom:12px}.modal p{color:var(--text-secondary);font-size:14px;margin-bottom:24px}.modal-actions{display:flex;gap:12px;justify-content:flex-end}.file-list{margin-top:20px}.file-item{display:flex;align-items:center;justify-content:space-between;padding:10px 16px;background:var(--bg-secondary);border-radius:var(--radius-sm);margin-bottom:8px;font-size:13px}.file-item .name{flex:1}.file-item .size{color:var(--text-muted);margin-left:12px}.file-item .remove{cursor:pointer;color:var(--accent-error);margin-left:12px}