:root{--bg: #f1f5f9;--card: #ffffff;--ink: #0f172a;--muted: #64748b;--border: #d9e2ec;--nav-bg: #09142a;--nav-item: #132543;--accent: #0b1731;--ok: #166534;--warn: #9a3412;--danger: #b91c1c}*{box-sizing:border-box}body{margin:0;font-family:Segoe UI,Tahoma,sans-serif;font-size:14px;background:radial-gradient(1200px 500px at 40% -100px,#e7eef8,transparent),var(--bg);color:var(--ink)}html.modal-open,body.modal-open{overflow:hidden}a{color:inherit;text-decoration:none}.app-shell{display:grid;grid-template-columns:56px 1fr;min-height:100vh}.sidebar{background:linear-gradient(180deg,#09142a,#081126);color:#e2e8f0;padding:10px 8px;border-right:1px solid #0f203f;position:sticky;top:0;align-self:start;height:100vh;overflow:visible}.sidebar.open{z-index:20}.sidebar-top{display:flex;align-items:flex-start;justify-content:flex-start}.sidebar-toggle{width:40px;height:40px;display:inline-flex;flex-direction:column;justify-content:center;gap:4px;padding:0 10px;border-radius:10px;background:#10213f}.sidebar-toggle span{display:block;width:100%;height:2px;border-radius:999px;background:#e2e8f0}.sidebar-panel{position:absolute;top:8px;left:8px;width:242px;height:calc(100vh - 16px);background:linear-gradient(180deg,#09142a,#081126);border:1px solid #173056;border-radius:14px;padding:52px 10px 12px;box-shadow:0 16px 36px #02061747;opacity:0;pointer-events:none;transform:translate(-10px);transition:opacity .18s ease,transform .18s ease;display:flex;flex-direction:column}.sidebar-panel.visible{opacity:1;pointer-events:auto;transform:translate(0)}.brand{font-size:25px;font-weight:800;line-height:1;margin-bottom:10px;letter-spacing:.5px}.sidebar-user{display:grid;gap:4px;margin-bottom:12px;padding:8px 10px;border:1px solid #173056;border-radius:10px;background:#132543b8}.menu-wrapper{flex:1;min-height:0;overflow-y:auto;overscroll-behavior:contain;padding-right:2px}.sidebar-user .name{font-weight:700;color:#fff}.sidebar-user .muted{color:#a9bad8;word-break:break-word}.sidebar-logout{margin-top:6px;width:100%}.menu-group{margin-bottom:12px}.menu-group h4{margin:0 8px 8px;font-size:10px;color:#8aa0c7;text-transform:uppercase;letter-spacing:.08em}.menu{display:grid;gap:6px}.menu a{padding:8px 10px;border-radius:9px;display:block;transition:.15s ease}.menu a.active{background:var(--nav-item);color:#fff;font-weight:600}.menu a:hover{background:#10213f}.main{padding:16px}.card{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:12px;margin-bottom:12px;box-shadow:0 1px 2px #0206170a}.section-title{margin:0 0 10px;font-size:19px}.grid{display:grid;gap:8px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.muted{color:var(--muted)}input,select,textarea,button{font:inherit;padding:8px 10px;border-radius:9px;border:1px solid #c7d3e1;background:#fff}input:focus,select:focus,textarea:focus{outline:2px solid #dce8f9;border-color:#8fb1df}.invoice-create-form input[type=number]::-webkit-outer-spin-button,.invoice-create-form input[type=number]::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}.invoice-create-form input[type=number]{-webkit-appearance:textfield;appearance:textfield;-moz-appearance:textfield}textarea{min-height:96px;width:100%}button{cursor:pointer;background:var(--accent);color:#fff;border:none;font-weight:600}button.secondary{background:#fff;color:var(--accent);border:1px solid #c7d3e1}button.warn{background:var(--warn)}button.danger{background:var(--danger)}button.success{background:var(--ok)}button:disabled{opacity:.5;cursor:not-allowed}table{width:100%;border-collapse:collapse;background:#fff}th,td{border:1px solid #deebf7;padding:7px 8px;text-align:left;font-size:13px;vertical-align:top}th{background:#f6f9fd;font-weight:700}.table-wrap{overflow-x:auto}.pill{display:inline-flex;align-items:center;border-radius:999px;padding:2px 8px;font-size:11px;border:1px solid #c8d6e5;background:#f8fbff}.pill.ok{color:var(--ok);border-color:#bbf7d0;background:#f0fdf4}.pill.off{color:#92400e;border-color:#fed7aa;background:#fff7ed}.metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}.metric{border:1px solid #d7e3f2;border-radius:9px;padding:10px;background:linear-gradient(180deg,#f8fbff,#fff)}.metric strong{display:block;font-size:18px}.login-wrap{min-height:100vh;display:grid;place-items:center;padding:16px}.login-card{width:100%;max-width:390px;background:#fff;border:1px solid #d6e3f0;border-radius:12px;padding:18px}.error{color:var(--danger);font-size:13px;margin-top:6px}.success-note{color:var(--ok);font-size:13px}.tabs{display:inline-flex;border:1px solid #cfdaea;border-radius:9px;overflow:hidden;background:#f8fbff}.tab-btn{border-radius:0;background:transparent;color:#1e293b;border-right:1px solid #cfdaea;font-weight:600;min-width:150px}.tab-btn:last-child{border-right:none}.tab-btn.active{background:#dce7f8}.field{display:grid;gap:4px}.field-label{font-size:12px;color:#334155;font-weight:600}.field-end{align-content:end}.items-editor-medium-row{display:none}.checkbox-field .status-input{display:inline-flex;align-items:center;gap:8px;min-height:36px}.clickable-row{cursor:pointer}.clickable-row:hover{background:#f8fbff}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#02061773;display:grid;place-items:center;z-index:50;padding:14px;overscroll-behavior:contain}.modal-card{width:min(900px,100%);background:#fff;border:1px solid #d2deee;border-radius:10px;padding:12px;max-height:88vh;overflow:auto;overscroll-behavior:contain}.modal-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.modal-head h3{margin:0}@media (max-width: 1024px){.app-shell{grid-template-columns:1fr}.sidebar{position:sticky;top:0;z-index:3;width:100%;min-height:auto;height:auto}.sidebar-panel{min-height:unset;height:auto;max-height:calc(100vh - 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