@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap";*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #f7f8fa;--surface: #ffffff;--border: #e2e5ea;--text: #1a1d23;--text-muted: #6b7280;--primary: #2563eb;--primary-hover: #1d4ed8;--danger: #dc2626;--danger-hover: #b91c1c;--success: #16a34a;--warning: #d97706;--radius: 8px;--shadow: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.05)}body{font-family:Inter,system-ui,sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.5;min-height:100vh}#root{min-height:100vh;display:flex;flex-direction:column}.layout{display:flex;flex-direction:column;min-height:100vh}.navbar{background:var(--surface);border-bottom:1px solid var(--border);padding:0 24px;height:56px;display:flex;align-items:center;gap:32px;box-shadow:var(--shadow);position:sticky;top:0;z-index:100}.navbar-brand{font-size:16px;font-weight:700;color:var(--primary);text-decoration:none;letter-spacing:-.3px}.navbar-links{display:flex;gap:4px;flex:1}.navbar-user{display:flex;align-items:center;gap:10px;margin-left:auto}.navbar-user-name{font-size:13px;font-weight:500;color:var(--text-muted)}.navbar-dropdown{position:absolute;top:calc(100% + 8px);right:0;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);min-width:180px;z-index:200;overflow:hidden}.navbar-dropdown-item{display:block;width:100%;padding:10px 16px;font-size:13px;font-weight:500;color:var(--text);text-decoration:none;background:none;border:none;cursor:pointer;text-align:left;transition:background .1s}.navbar-dropdown-item:hover{background:var(--bg)}.navbar-links a{padding:6px 12px;border-radius:var(--radius);color:var(--text-muted);text-decoration:none;font-weight:500;font-size:13px;transition:all .15s}.navbar-links a:hover{background:var(--bg);color:var(--text)}.navbar-links a.active{background:#eff6ff;color:var(--primary)}.page{flex:1;padding:28px 32px;max-width:1200px;margin:0 auto;width:100%}h1{font-size:22px;font-weight:700;letter-spacing:-.3px}h2{font-size:18px;font-weight:600}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:var(--radius);border:1px solid transparent;font-family:inherit;font-size:13px;font-weight:500;cursor:pointer;transition:all .15s;text-decoration:none;white-space:nowrap}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover)}.btn-secondary{background:var(--surface);color:var(--text);border-color:var(--border)}.btn-secondary:hover{background:var(--bg)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:var(--danger-hover)}.btn-ghost{background:transparent;color:var(--text-muted);border-color:transparent;padding:6px 10px}.btn-ghost:hover{background:var(--bg);color:var(--text)}.btn-sm{padding:5px 10px;font-size:12px}.form-group{display:flex;flex-direction:column;gap:5px}.form-group label{font-size:13px;font-weight:500;color:var(--text)}input,select,textarea{font-family:inherit;font-size:13px;padding:8px 11px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);color:var(--text);outline:none;transition:border-color .15s;width:100%}input:focus,select:focus,textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px #2563eb1a}textarea{resize:vertical;min-height:80px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.form-grid-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:16px}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:13px}thead th{text-align:left;padding:10px 14px;font-size:12px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.4px;border-bottom:1px solid var(--border);background:var(--bg)}tbody td{padding:12px 14px;border-bottom:1px solid var(--border);vertical-align:middle}tbody tr:last-child td{border-bottom:none}tbody tr:hover{background:#fafbfc}.badge{display:inline-flex;align-items:center;padding:3px 8px;border-radius:99px;font-size:11px;font-weight:600;letter-spacing:.3px;text-transform:uppercase}.badge-unpaid{background:#fef3c7;color:#92400e}.badge-paid{background:#dcfce7;color:#14532d}.badge-overdue{background:#fee2e2;color:#7f1d1d}.summary-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:24px}.summary-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px 20px;box-shadow:var(--shadow)}.summary-card .label{font-size:12px;font-weight:500;color:var(--text-muted);text-transform:uppercase;letter-spacing:.4px}.summary-card .value{font-size:22px;font-weight:700;margin-top:4px;letter-spacing:-.5px}.summary-card .sub{font-size:11px;color:var(--text-muted);margin-top:2px}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}.invoice-detail{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:40px;box-shadow:var(--shadow)}.invoice-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:32px}.invoice-meta{text-align:right}.invoice-from-to{display:grid;grid-template-columns:1fr 1fr;gap:32px;margin-bottom:32px}.invoice-section-label{font-size:11px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;margin-bottom:6px}.invoice-totals{margin-top:16px;display:flex;flex-direction:column;align-items:flex-end;gap:6px}.invoice-total-row{display:flex;gap:48px;font-size:13px}.invoice-total-row.grand{font-size:16px;font-weight:700;border-top:2px solid var(--border);padding-top:8px;margin-top:4px}.invoice-actions{display:flex;gap:8px;margin-bottom:24px}.line-items{width:100%;border-collapse:collapse}.line-items th{text-align:left;padding:8px 10px;font-size:12px;font-weight:600;color:var(--text-muted);border-bottom:1px solid var(--border)}.line-items td{padding:6px 4px;vertical-align:middle}.line-items td:last-child{text-align:center}.line-items input{padding:6px 8px}.line-items .amount-cell{padding:8px 10px;font-weight:500;min-width:80px;text-align:right}.filters-bar{display:flex;gap:12px;align-items:flex-end;flex-wrap:wrap;margin-bottom:24px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px}.filters-bar .form-group{min-width:150px;flex:1}.text-muted{color:var(--text-muted)}.text-right{text-align:right}.mt-16{margin-top:16px}.mt-24{margin-top:24px}.empty-state{text-align:center;padding:48px 24px;color:var(--text-muted)}.actions-cell{display:flex;gap:4px}.section-title{font-size:13px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.4px;margin-bottom:12px;margin-top:24px}.divider{border:none;border-top:1px solid var(--border);margin:24px 0}.totals-box{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:16px 20px;display:flex;flex-direction:column;gap:8px}.totals-row{display:flex;justify-content:space-between;font-size:13px}.totals-row.grand{font-weight:700;font-size:15px;border-top:1px solid var(--border);padding-top:8px;margin-top:4px}.modal-backdrop{position:fixed;inset:0;background:#00000059;display:flex;align-items:center;justify-content:center;z-index:1000}.modal{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:0 8px 24px #00000026;padding:28px 32px;width:100%;max-width:360px}.modal-message{font-size:15px;font-weight:500;margin-bottom:20px;color:var(--text)}.modal-actions{display:flex;justify-content:flex-end;gap:8px}.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg);padding:24px}.auth-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:40px 36px;width:100%;max-width:400px}.auth-logo{font-size:18px;font-weight:700;color:var(--primary);letter-spacing:-.3px;margin-bottom:24px}.auth-title{font-size:22px;font-weight:700;margin-bottom:4px}.auth-subtitle{font-size:13px;color:var(--text-muted);margin-bottom:24px}.auth-form{display:flex;flex-direction:column;gap:14px}.auth-error{background:#fee2e2;color:#7f1d1d;border:1px solid #fca5a5;border-radius:var(--radius);padding:10px 14px;font-size:13px;margin-bottom:4px}.auth-label-hint{font-weight:400;color:var(--text-muted);font-size:12px}.auth-forgot{text-align:right;margin-top:-6px}.auth-forgot a{font-size:12px;color:var(--primary);text-decoration:none}.auth-forgot a:hover{text-decoration:underline}.auth-submit{width:100%;justify-content:center;margin-top:4px;padding:10px 16px;font-size:14px}.auth-switch{text-align:center;font-size:13px;color:var(--text-muted);margin-top:20px}.auth-switch a{color:var(--primary);text-decoration:none;font-weight:500}.auth-switch a:hover{text-decoration:underline}.auth-dev-notice{background:#fffbeb;border:1px solid #fde68a;border-radius:var(--radius);padding:12px 14px;font-size:12px;color:#92400e;margin-bottom:4px;line-height:1.6}.auth-dev-token{display:block;margin-top:6px;word-break:break-all;font-size:11px;background:#fef3c7;padding:6px 8px;border-radius:4px;font-family:monospace}.auth-success-icon{width:48px;height:48px;background:#dcfce7;color:var(--success);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:700;margin-bottom:16px}@media print{.navbar,.invoice-actions,.btn{display:none!important}.page{padding:0}.invoice-detail{box-shadow:none;border:none}}