*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--bg:#f8f9fa;--bg-card:#fff;--bg-sidebar:#1a1d23;--text:#374151;--text-light:#6b7280;--text-heading:#111827;--text-sidebar:#d1d5db;--text-sidebar-active:#fff;--accent:#4f8cf7;--accent-hover:#3b7de6;--border:#e5e7eb;--success:#10b981;--warning:#f59e0b;--danger:#ef4444;--radius:8px;--shadow:0 1px 3px #00000014;--font:system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--mono:ui-monospace, "Cascadia Code", Consolas, monospace}body{font-family:var(--font);color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;font-size:14px;line-height:1.5}.app-layout{min-height:100vh;display:flex}.sidebar{background:var(--bg-sidebar);width:220px;min-height:100vh;color:var(--text-sidebar);flex-direction:column;padding:24px 0;display:flex;position:fixed;top:0;bottom:0;left:0}.sidebar-brand{color:var(--text-sidebar-active);letter-spacing:-.5px;padding:0 24px 24px;font-size:20px;font-weight:700}.sidebar-nav{flex-direction:column;gap:2px;display:flex}.sidebar-nav a{color:var(--text-sidebar);padding:10px 24px;font-size:14px;font-weight:500;text-decoration:none;transition:background .15s,color .15s;display:block}.sidebar-nav a:hover{color:var(--text-sidebar-active);background:#ffffff14}.sidebar-nav a.active{color:var(--accent);background:#4f8cf726}.main-content{flex:1;max-width:1100px;margin-left:220px;padding:32px 40px}h1{color:var(--text-heading);letter-spacing:-.5px;margin-bottom:24px;font-size:28px;font-weight:700}h2{color:var(--text-heading);margin-bottom:16px;font-size:18px;font-weight:600}.summary-cards{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:32px;display:grid}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px}.card-label{text-transform:uppercase;letter-spacing:.5px;color:var(--text-light);margin-bottom:8px;font-size:12px;font-weight:600}.card-value{color:var(--text-heading);font-size:28px;font-weight:700}.card-value.expense{color:var(--danger)}.chart-section{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:32px;padding:24px}.table-wrap{overflow-x:auto}.data-table{border-collapse:collapse;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);width:100%;box-shadow:var(--shadow);overflow:hidden}.data-table th,.data-table td{text-align:left;border-bottom:1px solid var(--border);white-space:nowrap;padding:10px 14px}.data-table th{text-transform:uppercase;letter-spacing:.5px;color:var(--text-light);background:var(--bg);font-size:12px;font-weight:600}.data-table tbody tr:last-child td{border-bottom:none}.data-table tbody tr:hover{background:#4f8cf70a}.status{text-transform:capitalize;border-radius:12px;padding:2px 8px;font-size:12px;font-weight:600;display:inline-block}.status-completed{color:#059669;background:#10b9811a}.status-accepted{color:#3b82f6;background:#4f8cf71a}.status-offered{color:#d97706;background:#f59e0b1a}.status-declined{color:#6b7280;background:#6b72801a}.status-cancelled{color:#dc2626;background:#ef44441a}.page-header{justify-content:space-between;align-items:center;margin-bottom:24px;display:flex}.page-header h1{margin-bottom:0}.btn-primary{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:6px;padding:8px 16px;font-size:14px;font-weight:600;transition:background .15s}.btn-primary:hover{background:var(--accent-hover)}.btn-primary:disabled{opacity:.6;cursor:not-allowed}.btn-small{background:var(--bg);color:var(--text);border:1px solid var(--border);cursor:pointer;border-radius:6px;padding:4px 10px;font-size:12px;font-weight:500;transition:background .15s,border-color .15s}.btn-small:hover{background:var(--border)}.btn-small.btn-danger{color:var(--danger);border-color:#ef44444d}.btn-small.btn-danger:hover{border-color:var(--danger);background:#ef44441a}.add-form{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:24px;padding:24px}.form-grid{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px;margin-bottom:20px;display:grid}.form-grid label{color:var(--text-light);flex-direction:column;gap:4px;font-size:13px;font-weight:600;display:flex}.form-grid input,.form-grid select{border:1px solid var(--border);font-size:14px;font-family:var(--font);color:var(--text);background:#fff;border-radius:6px;padding:8px 10px;transition:border-color .15s}.form-grid input:focus,.form-grid select:focus{border-color:var(--accent);outline:none;box-shadow:0 0 0 3px #4f8cf726}.form-stack{flex-direction:column;gap:16px;display:flex}.form-stack label{color:var(--text-light);flex-direction:column;gap:4px;font-size:13px;font-weight:600;display:flex}.form-stack input{border:1px solid var(--border);font-size:14px;font-family:var(--font);color:var(--text);background:#fff;border-radius:6px;padding:8px 10px}.form-stack input:focus{border-color:var(--accent);outline:none;box-shadow:0 0 0 3px #4f8cf726}.form-error{color:var(--danger);background:#ef44441a;border-radius:6px;padding:10px 14px;font-size:14px}.form-success{color:#16a34a;background:#22c55e1a;border-radius:6px;padding:10px 14px;font-size:14px}.page-loading,.empty-state{text-align:center;color:var(--text-light);padding:40px}.page-error{color:var(--danger);border-radius:var(--radius);background:#ef44441a;margin-bottom:16px;padding:12px 16px;font-size:14px}.recent-section{margin-top:0}.auth-page{background:var(--bg);justify-content:center;align-items:center;min-height:100vh;padding:20px;display:flex}.auth-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);width:100%;max-width:400px;box-shadow:var(--shadow);padding:40px 32px}.auth-brand{color:var(--accent);letter-spacing:-.5px;margin-bottom:8px;font-size:24px;font-weight:700}.auth-card h1{margin-bottom:24px;font-size:22px}.auth-card label{color:var(--text-light);flex-direction:column;gap:4px;margin-bottom:16px;font-size:13px;font-weight:600;display:flex}.auth-card input{border:1px solid var(--border);font-size:14px;font-family:var(--font);color:var(--text);background:#fff;border-radius:6px;padding:10px 12px;transition:border-color .15s}.auth-card input:focus{border-color:var(--accent);outline:none;box-shadow:0 0 0 3px #4f8cf726}.auth-submit{width:100%;margin-top:4px;padding:10px 16px}.auth-error{color:var(--danger);background:#ef44441a;border-radius:6px;margin-bottom:16px;padding:10px 14px;font-size:13px}.auth-switch{text-align:center;color:var(--text-light);margin-top:20px;font-size:13px}.auth-link{color:var(--accent);cursor:pointer;background:0 0;border:none;padding:0;font-size:13px;font-weight:600;text-decoration:underline}.auth-link:hover{color:var(--accent-hover)}.sidebar-footer{border-top:1px solid #ffffff1a;margin-top:auto;padding:16px 24px}.sidebar-user{color:var(--text-sidebar-active);text-overflow:ellipsis;white-space:nowrap;margin-bottom:8px;font-size:13px;font-weight:600;overflow:hidden}.sidebar-logout{color:var(--text-sidebar);cursor:pointer;background:0 0;border:1px solid #ffffff26;border-radius:6px;width:100%;padding:6px 12px;font-size:12px;font-weight:500;transition:background .15s,color .15s}.sidebar-logout:hover{color:var(--text-sidebar-active);background:#ffffff14}@media (width<=768px){.sidebar{width:60px;padding:16px 0}.sidebar-brand{text-align:center;padding:0 8px 16px;font-size:14px}.sidebar-nav a{text-align:center;padding:10px 8px;font-size:11px}.main-content{margin-left:60px;padding:20px 16px}}