:root{--bg: #f4f6f9;--panel: #ffffff;--border: #dde3ec;--text: #1c2430;--muted: #6b7686;--primary: #1f6feb;--primary-dark: #1a5fd0;--danger: #d3382c;--green: #1a7f37;--radius: 8px;font-family:Segoe UI,system-ui,-apple-system,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-size:14px}h1,h2,h3{margin:0 0 12px}h1{font-size:20px}h2{font-size:17px}a{color:var(--primary);text-decoration:none}.app-shell{display:flex;min-height:100vh}.sidebar{width:220px;background:#16202e;color:#cfd8e3;padding:16px 0;flex-shrink:0;display:flex;flex-direction:column}.sidebar .brand{font-size:17px;font-weight:700;color:#fff;padding:0 16px 14px;border-bottom:1px solid #263344;margin-bottom:10px}.sidebar nav{display:flex;flex-direction:column;gap:2px}.sidebar nav a{color:#cfd8e3;padding:9px 16px;display:block;border-left:3px solid transparent}.sidebar nav a:hover{background:#1e2c3e}.sidebar nav a.active{background:#1e2c3e;border-left-color:var(--primary);color:#fff;font-weight:600}.sidebar .nav-section{font-size:11px;text-transform:uppercase;letter-spacing:.6px;color:#7d8a9b;padding:14px 16px 4px}.sidebar .spacer{flex:1}.main{flex:1;padding:20px 24px;min-width:0}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px;gap:12px;flex-wrap:wrap}.topbar .company-badge{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:6px 12px;font-weight:600}.panel{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:16px;margin-bottom:16px}table.grid{width:100%;border-collapse:collapse}table.grid th,table.grid td{border-bottom:1px solid var(--border);padding:8px 10px;text-align:left}table.grid th{background:#f0f3f8;font-size:12px;text-transform:uppercase;letter-spacing:.4px;color:var(--muted)}table.grid tr:hover td{background:#f8fafc}td.num,th.num{text-align:right;font-variant-numeric:tabular-nums}tr.total-row td{font-weight:700;border-top:2px solid var(--text)}label.field{display:block;margin-bottom:12px}label.field span{display:block;font-size:12px;font-weight:600;color:var(--muted);margin-bottom:4px}input,select,textarea{width:100%;padding:8px 10px;border:1px solid var(--border);border-radius:6px;font:inherit;background:#fff}input:focus,select:focus,textarea:focus{outline:2px solid rgba(31,111,235,.3);border-color:var(--primary)}.form-row{display:flex;gap:12px;flex-wrap:wrap}.form-row>*{flex:1;min-width:140px}.btn{display:inline-block;padding:8px 16px;border-radius:6px;border:1px solid var(--border);background:#fff;color:var(--text);font:inherit;font-weight:600;cursor:pointer}.btn:hover{background:#f0f3f8}.btn.primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn.primary:hover{background:var(--primary-dark)}.btn.danger{color:var(--danger);border-color:#eec4c0}.btn.danger:hover{background:#fdf0ef}.btn.sm{padding:4px 10px;font-size:13px}.btn:disabled{opacity:.5;cursor:not-allowed}.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:11px;font-weight:700;background:#e8eef8;color:var(--primary-dark)}.badge.green{background:#e3f2e6;color:var(--green)}.badge.gray{background:#eceff3;color:var(--muted)}.error-box{background:#fdf0ef;border:1px solid #eec4c0;color:var(--danger);border-radius:6px;padding:10px 12px;margin-bottom:12px}.success-box{background:#e3f2e6;border:1px solid #bfe0c5;color:var(--green);border-radius:6px;padding:10px 12px;margin-bottom:12px}.muted{color:var(--muted)}.mt{margin-top:12px}.mb{margin-bottom:12px}.flex{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.right{margin-left:auto}.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#16202e,#1f3a5f);padding:20px}.auth-card{background:#fff;border-radius:12px;padding:28px;width:100%;max-width:380px;box-shadow:0 10px 40px #0000004d}.auth-card .logo{text-align:center;font-size:22px;font-weight:800;margin-bottom:4px}.auth-card .tagline{text-align:center;color:var(--muted);margin-bottom:20px;font-size:13px}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0a10188c;display:flex;align-items:center;justify-content:center;z-index:50;padding:16px}.modal{background:#fff;border-radius:10px;padding:20px;width:100%;max-width:520px;max-height:90vh;overflow-y:auto}.vline-grid input{text-align:right}.vline-grid input.text-left{text-align:left}.dr-cr-summary{display:flex;gap:20px;justify-content:flex-end;font-weight:700;padding:10px;font-variant-numeric:tabular-nums}.dr-cr-summary .off{color:var(--danger)}.dr-cr-summary .ok{color:var(--green)}@media (max-width: 800px){.app-shell{flex-direction:column}.sidebar{width:100%;flex-direction:row;overflow-x:auto;padding:8px;align-items:center}.sidebar .brand{border:none;padding:0 12px;margin:0;white-space:nowrap}.sidebar nav{flex-direction:row}.sidebar nav a{white-space:nowrap;border-left:none;border-bottom:3px solid transparent}.sidebar nav a.active{border-bottom-color:var(--primary)}.sidebar .nav-section{display:none}.main{padding:12px}}