:root{--color-navy: #12213b;--color-navy-hover: #1c3358;--color-bg: #ffffff;--color-surface: #f7f8fa;--color-border: #d7dce3;--color-text: #1a1f27;--color-text-muted: #5b6472;--color-primary: #1f7a4d;--color-primary-hover: #195f3c;--color-primary-contrast: #ffffff;--color-warning: #8a5a00;--color-warning-bg: #fff4dd;--color-error: #a3271f;--color-error-bg: #fdecea;--color-info-bg: #eaf1fb;--font-body: "Segoe UI", -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;--font-size-base: 15px;--radius: 4px;--shell-nav-width: 220px}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:var(--font-body);font-size:var(--font-size-base);color:var(--color-text);background:var(--color-surface);-webkit-font-smoothing:antialiased}h1,h2,h3,h4{font-family:var(--font-body);font-weight:700;margin:0 0 .5em}h1{font-size:1.5rem}h2{font-size:1.25rem}h3{font-size:1.1rem}p{margin:0 0 .75em}a{color:var(--color-navy)}button,input,select,textarea{font-family:inherit;font-size:inherit}table{border-collapse:collapse;width:100%}th,td{text-align:left;padding:.5rem .75rem;border-bottom:1px solid var(--color-border)}.col-nowrap{white-space:nowrap}.col-invoice-no{white-space:nowrap;min-width:9ch}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.4em;border:1px solid transparent;border-radius:var(--radius);padding:.5rem 1rem;font-size:inherit;cursor:pointer;min-height:2.25rem}.btn-primary{background:var(--color-primary);color:var(--color-primary-contrast)}.btn-primary:hover{background:var(--color-primary-hover)}.btn-secondary{background:var(--color-bg);border-color:var(--color-border);color:var(--color-text)}.btn-secondary:hover{background:var(--color-surface)}.btn:disabled{opacity:.5;cursor:not-allowed}.card{background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius);padding:1rem}.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:.75rem}.summary-card .summary-value{font-size:1.5rem;font-weight:700;line-height:1.2}.summary-card .summary-label{color:var(--color-text-muted);font-size:.85rem}.status-chip{display:inline-flex;align-items:center;gap:.35em;padding:.15rem .6rem;border-radius:999px;font-size:.8rem;border:1px solid var(--color-border);background:var(--color-surface)}.status-chip[data-tone=positive]{background:#eaf6ee;border-color:#bfe3c9;color:#1f6b3a}.status-chip[data-tone=warning]{background:var(--color-warning-bg);border-color:#f0d69c;color:var(--color-warning)}.status-chip[data-tone=error]{background:var(--color-error-bg);border-color:#f0bab6;color:var(--color-error)}.status-chip[data-tone=neutral]{background:var(--color-surface);color:var(--color-text-muted)}.locked-banner{display:flex;align-items:center;gap:.5em;background:var(--color-surface);border:1px dashed var(--color-border);border-radius:var(--radius);padding:.5rem .75rem;color:var(--color-text-muted);font-size:.85rem}.app-shell{min-height:100%;display:flex;flex-direction:column}.top-bar{background:var(--color-navy);color:#fff;display:flex;align-items:center;gap:1rem;padding:.5rem 1rem;min-height:3rem}.top-bar .app-name{font-weight:700;white-space:nowrap}.top-bar .search-input{flex:1;max-width:480px;padding:.4rem .6rem;border-radius:var(--radius);border:1px solid var(--color-navy-hover)}.top-bar-actions{display:flex;align-items:center;gap:.75rem;margin-left:auto}.top-bar button.icon-btn{background:transparent;border:none;color:#fff;cursor:pointer;padding:.3rem .5rem;border-radius:var(--radius)}.top-bar button.icon-btn:hover{background:var(--color-navy-hover)}.shell-body{flex:1;display:flex;min-height:0}.side-nav{width:var(--shell-nav-width);flex-shrink:0;background:var(--color-bg);border-right:1px solid var(--color-border);padding:1rem 0;display:flex;flex-direction:column;gap:.25rem}.side-nav a{display:block;padding:.5rem 1rem;text-decoration:none;color:var(--color-text)}.side-nav a.active{background:var(--color-surface);border-right:3px solid var(--color-primary);font-weight:700}.side-nav .nav-divider{border-top:1px solid var(--color-border);margin:.5rem 0}.main-content{flex:1;min-width:0;padding:1.25rem 1.5rem;overflow-y:auto}.page-header{display:flex;align-items:baseline;justify-content:space-between;gap:1rem;margin-bottom:1rem}.bottom-nav{display:none}@media (max-width: 860px){.side-nav{display:none}.main-content{padding:1rem 1rem 4.5rem}.bottom-nav{display:flex;position:fixed;left:0;right:0;bottom:0;background:var(--color-bg);border-top:1px solid var(--color-border);justify-content:space-around;padding:.35rem 0;z-index:10}.bottom-nav a{flex:1;text-align:center;text-decoration:none;color:var(--color-text-muted);font-size:.75rem;padding:.4rem .2rem;min-height:44px;display:flex;flex-direction:column;align-items:center;justify-content:center}.bottom-nav a.active{color:var(--color-primary);font-weight:700}.top-bar .search-input{display:none}}.state-block{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:.5rem;padding:2.5rem 1rem;color:var(--color-text-muted)}.state-block.error{color:var(--color-error)}.form-field{display:flex;flex-direction:column;gap:.3rem;margin-bottom:.9rem}.form-field label{font-size:.85rem;color:var(--color-text-muted)}.form-field input,.form-field select,.form-field textarea{padding:.5rem .6rem;border:1px solid var(--color-border);border-radius:var(--radius);background:var(--color-bg);color:var(--color-text)}.provisional-totals{background:var(--color-warning-bg);border:1px dashed #f0d69c;border-radius:var(--radius);padding:.85rem 1rem}.provisional-totals .summary-label{color:var(--color-warning)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#12213b73;display:flex;justify-content:flex-end;z-index:100}.modal-panel{background:var(--color-bg);width:min(96vw,1100px);height:100%;overflow-y:auto;padding:1.5rem;box-shadow:-2px 0 12px #00000026}@media (max-width: 860px){.modal-panel{width:100vw}}.reconciliation-mobile{display:none}.reconciliation-row-status{display:inline-flex;align-items:center;gap:.3em}@media (max-width: 860px){.reconciliation-desktop{display:none}.reconciliation-mobile{display:block}}.reconciliation-card{display:flex;justify-content:space-between;align-items:center;gap:.75rem;padding:.75rem 1rem;cursor:pointer}.reconciliation-card+.reconciliation-card{border-top:1px solid var(--color-border)}@media print{.top-bar,.side-nav,.bottom-nav,.page-header,.no-print{display:none!important}.main-content{padding:0}}