:root{color-scheme:light;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;--bg: #f5f6f8;--card-bg: #ffffff;--border: #dfe2e6;--text: #1c1e21;--muted: #6b7280;--primary: #2563eb;--primary-hover: #1d4ed8;--danger: #dc2626;--warn: #d97706;--ok: #16a34a}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text)}.app-shell{min-height:100vh;display:flex;flex-direction:column}.app-header{display:flex;justify-content:flex-end;align-items:center;padding:.75rem 1.5rem;background:var(--card-bg);border-bottom:1px solid var(--border);position:relative}.hamburger-button{display:flex;flex-direction:column;justify-content:center;gap:5px;background:none;border:none;padding:.5rem;margin:0;cursor:pointer;border-radius:6px}button.hamburger-button:hover:not(:disabled){background:var(--bg)}.hamburger-button span{display:block;width:22px;height:2px;background:var(--text);border-radius:2px}.menu-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:10;background:transparent;border:none;padding:0;margin:0}.dropdown-menu{position:absolute;top:100%;right:1.5rem;margin-top:.5rem;background:var(--card-bg);border:1px solid var(--border);border-radius:8px;box-shadow:0 8px 24px #0000001f;display:flex;flex-direction:column;min-width:220px;z-index:20;overflow:hidden;padding:.35rem}.dropdown-menu a,.dropdown-menu button{display:block;width:100%;padding:.7rem .85rem;text-align:left;color:var(--text);text-decoration:none;font-size:.95rem;border:none;background:none;border-radius:6px;margin:0;cursor:pointer}.dropdown-menu a:hover,.dropdown-menu button:hover:not(:disabled){background:var(--bg);color:var(--text)}.dropdown-menu a.active{color:var(--primary);font-weight:600}.dropdown-menu hr{border:none;border-top:1px solid var(--border);margin:.35rem 0}main{flex:1;padding:1.5rem;max-width:1200px;width:100%;margin:0 auto}.page h1{margin-top:0;font-size:1.5rem}.card{background:var(--card-bg);border:1px solid var(--border);border-radius:8px;padding:1.25rem;margin-bottom:1.25rem}.detail-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:1rem;align-items:start}.row-between{display:flex;justify-content:space-between;align-items:center;gap:1rem}.toolbar{display:flex;align-items:center;gap:.5rem;margin-bottom:1rem}label{display:block;font-size:.85rem;font-weight:600;margin:.75rem 0 .25rem}input,select,textarea{width:100%;padding:.5rem .6rem;border:1px solid var(--border);border-radius:6px;font-size:.95rem;font-family:inherit}textarea{min-height:4rem}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}button{background:var(--primary);color:#fff;border:none;border-radius:6px;padding:.55rem 1rem;font-size:.9rem;cursor:pointer;margin-top:.75rem}button:hover:not(:disabled){background:var(--primary-hover)}button:disabled{opacity:.6;cursor:not-allowed}.button-row{display:flex;gap:.5rem;flex-wrap:wrap}.button-link{background:var(--primary);color:#fff;text-decoration:none;padding:.4rem .85rem;border-radius:6px;font-size:.85rem;white-space:nowrap;display:inline-block}.link-button{background:none;color:var(--primary);padding:0;margin:0;text-decoration:underline}.muted{color:var(--muted)}.small{font-size:.8rem}.error{color:var(--danger);font-size:.9rem}.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center}.auth-card{background:var(--card-bg);border:1px solid var(--border);border-radius:10px;padding:2rem;width:100%;max-width:380px}.receipt-preview{max-width:100%;max-height:400px;border-radius:6px;margin-top:.5rem;border:1px solid var(--border)}.table-scroll{width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}.data-table{width:100%;min-width:500px;border-collapse:collapse;background:var(--card-bg);border:1px solid var(--border);border-radius:8px;overflow:hidden}.data-table th,.data-table td{text-align:left;padding:.6rem .75rem;border-bottom:1px solid var(--border);font-size:.9rem}.summary-row{display:flex;flex-wrap:wrap;gap:.75rem;margin-bottom:1rem}.summary-stat{background:var(--card-bg);border:1px solid var(--border);border-radius:8px;padding:.75rem 1rem;text-align:center;flex:1 1 100px;min-width:0}.summary-value{display:block;font-size:1.5rem;font-weight:700}.summary-label{font-size:.8rem;color:var(--muted)}.kv{display:grid;grid-template-columns:auto 1fr;gap:.25rem 1rem;margin:0}.kv dt{color:var(--muted);font-size:.85rem}.kv dd{margin:0}.badge{display:inline-block;padding:.15rem .5rem;border-radius:999px;font-size:.75rem;font-weight:600;background:#e5e7eb;color:#374151}.badge-status-submitted{background:#dbeafe;color:#1d4ed8}.badge-status-needs_review{background:#fef3c7;color:#b45309}.badge-status-approved{background:#dcfce7;color:#15803d}.badge-status-rejected{background:#fee2e2;color:#b91c1c}.badge-status-correction_requested{background:#fef3c7;color:#b45309}.badge-status-exported_to_quickbooks{background:#ede9fe;color:#6d28d9}.badge-risk-low{background:#dcfce7;color:#15803d}.badge-risk-medium{background:#fef3c7;color:#b45309}.badge-risk-high{background:#fee2e2;color:#b91c1c}