:root{--brand: #2a54e6;--brand-dark: #1f3fc2;--ink: #16182e;--text: #1f2430;--muted: #6b7280;--line: #e4e7ef;--bg: #f5f6fa;--card: #ffffff;--alt: #eef1fb;--danger: #d64545;--ok: #1f9d55;--radius: 10px;--shadow: 0 1px 3px rgba(22, 24, 46, .08), 0 1px 2px rgba(22, 24, 46, .04)}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:var(--text);background:var(--bg);font-size:14px;line-height:1.5}a{color:var(--brand);text-decoration:none}button{font-family:inherit}.app{display:flex;min-height:100vh}.sidebar{width:232px;background:var(--ink);color:#fff;padding:22px 16px;display:flex;flex-direction:column;gap:6px;position:sticky;top:0;height:100vh}.sidebar .logo-wrap{padding:10px;margin-bottom:14px;background:#fff;border-radius:10px}.sidebar .logo-wrap img{width:148px;display:block}.nav-link{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:8px;color:#c7cbe0;font-weight:500;cursor:pointer}.nav-link:hover{background:#ffffff14;color:#fff}.nav-link.active{background:var(--brand);color:#fff}.sidebar .spacer{flex:1}.sidebar .foot{font-size:11px;color:#7b81a0;padding:8px}.main{flex:1;min-width:0}.topbar{height:60px;background:var(--card);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 26px;position:sticky;top:0;z-index:5}.topbar h1{font-size:17px;margin:0}.content{padding:26px}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px}.btn{border:1px solid var(--line);background:#fff;color:var(--text);padding:8px 14px;border-radius:8px;cursor:pointer;font-weight:600;font-size:13px}.btn:hover{border-color:#c9cee0}.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}.btn.primary:hover{background:var(--brand-dark)}.btn.ghost{background:transparent;border-color:transparent;color:var(--brand)}.btn.danger{color:var(--danger);border-color:#f0d2d2}.btn.sm{padding:5px 9px;font-size:12px}.btn:disabled{opacity:.5;cursor:not-allowed}.row{display:flex;gap:12px}.grid{display:grid;gap:14px}.stack{display:flex;flex-direction:column;gap:12px}.muted{color:var(--muted)}.right{text-align:right}.mono{font-variant-numeric:tabular-nums}label.field{display:flex;flex-direction:column;gap:5px;font-size:12px;font-weight:600;color:#45495a}input,select,textarea{font-family:inherit;font-size:14px;padding:8px 10px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--text);width:100%}input:focus,select:focus,textarea:focus{outline:2px solid rgba(42,84,230,.25);border-color:var(--brand)}.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:11px;font-weight:700;background:var(--alt);color:var(--brand)}table.data{width:100%;border-collapse:collapse}table.data th,table.data td{text-align:left;padding:10px 8px;border-bottom:1px solid var(--line)}table.data th{font-size:12px;color:var(--muted);font-weight:700}table.data tr:hover td{background:#fafbff}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:20px}.stat .n{font-size:26px;font-weight:800;color:var(--ink)}.stat .l{font-size:12px;color:var(--muted)}.editor{display:grid;grid-template-columns:minmax(420px,1fr) minmax(440px,1fr);gap:18px;align-items:start}.preview-pane{position:sticky;top:86px}.pdf-frame{width:100%;height:calc(100vh - 130px);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#e9ebf2}.pdf-frame iframe{width:100%;height:100%;border:0}.svc-check{display:flex;align-items:center;gap:8px;padding:7px 9px;border:1px solid var(--line);border-radius:8px;cursor:pointer}.svc-check input{width:auto}.svc-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}.line-card{border:1px solid var(--line);border-radius:8px;padding:12px}.line-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.line-fields{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}.amt-pill{font-weight:800;color:var(--ink)}.totals{margin-top:4px}.totals .t{display:flex;justify-content:space-between;padding:4px 0}.totals .grand{border-top:1px solid var(--line);margin-top:6px;padding-top:8px;font-size:18px;font-weight:800;color:var(--brand)}.errbox{background:#fdf1f1;border:1px solid #f3d4d4;color:#a23;border-radius:8px;padding:10px 12px;font-size:13px}.section-title{font-size:13px;font-weight:800;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);margin:6px 0}.settings-nav{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:18px}.settings-nav .btn.active{background:var(--ink);color:#fff;border-color:var(--ink)}.empty{text-align:center;padding:40px;color:var(--muted)}@media (max-width: 980px){.editor{grid-template-columns:1fr}.preview-pane{position:static}.stats{grid-template-columns:1fr}}