:root{--bg:#f3f6f9;--card:#fff;--ink:#17202a;--muted:#6b7785;--line:#dce3ea;--brand:#176b5b;--brand2:#0f5145;--danger:#b42318;--shadow:0 10px 28px rgba(20,36,50,.08)}*{box-sizing:border-box}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;background:var(--bg);color:var(--ink)}header{position:sticky;top:0;z-index:10;background:#102a30;color:#fff;padding:14px max(18px,calc((100vw - 1500px)/2));display:flex;align-items:center;justify-content:space-between;gap:20px;box-shadow:0 4px 18px rgba(0,0,0,.18)}header h1{font-size:22px;margin:0}header span{font-size:12px;color:#bcd0d0}nav{display:flex;gap:8px;flex-wrap:wrap}button{border:0;border-radius:9px;background:var(--brand);color:#fff;padding:10px 14px;font-weight:700;cursor:pointer}button:hover{background:var(--brand2)}button.secondary{background:#e8f0ef;color:#174d45}button.secondary:hover{background:#d6e5e2}button.icon{background:transparent;color:var(--ink);font-size:26px;padding:0 8px}.card{background:var(--card);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow)}main{max-width:1500px;margin:22px auto;padding:0 18px 60px}.hero{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;padding:18px}.hero .wide{grid-column:span 2}.project-code{display:flex;align-items:end;color:var(--muted);font-size:13px}.project-code strong{margin-left:6px;color:var(--ink)}label{display:flex;flex-direction:column;gap:6px;font-size:12px;font-weight:800;color:#44515e;text-transform:uppercase;letter-spacing:.04em}input,textarea,select{width:100%;border:1px solid #cfd8df;border-radius:8px;padding:10px 11px;background:#fff;color:var(--ink);font:inherit}textarea{resize:vertical}.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:16px 0}.kpi{padding:16px}.kpi small{display:block;color:var(--muted);font-weight:700;margin-bottom:5px}.kpi strong{font-size:23px}.kpi.negative strong{color:var(--danger)}.tabs{display:flex;gap:8px;margin:20px 0 10px;overflow:auto}.tabs button{white-space:nowrap;background:#e1e8ed;color:#34424d}.tabs button.active{background:#102a30;color:#fff}.tab-panel{display:none;padding:18px}.tab-panel.active{display:block}.section-title{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:14px}.section-title h2{margin:0}.section-title p{margin:4px 0 0;color:var(--muted)}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:10px}table{width:100%;border-collapse:collapse;min-width:1050px}th,td{border-bottom:1px solid var(--line);border-right:1px solid var(--line);padding:7px;text-align:right;vertical-align:middle}th{position:sticky;top:0;background:#edf3f2;color:#244a44;font-size:12px;z-index:1}th:first-child,td:first-child,th:nth-child(2),td:nth-child(2){text-align:left}td input{min-width:76px;padding:7px;border-color:transparent;background:transparent}td input:focus{border-color:#75a79e;background:#fff;outline:none}.desc{min-width:250px}.money{font-variant-numeric:tabular-nums;white-space:nowrap}.total-row{font-weight:800;background:#f4f7f7}.delete-row{background:transparent;color:#9a2a22;padding:4px 7px;font-size:16px}.summary-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:16px}.summary-card{border:1px solid var(--line);border-radius:12px;padding:16px}.summary-card h3{margin-top:0}.round-list{display:grid;gap:8px}.round{display:grid;grid-template-columns:1fr repeat(4,120px);gap:8px;padding:10px;border-radius:8px;background:#f5f8f8}.round span{text-align:right}.modal{position:fixed;inset:0;background:rgba(11,24,29,.55);z-index:30;display:grid;place-items:center;padding:18px}.modal.hidden,.toast.hidden{display:none}.dialog{width:min(430px,100%);background:#fff;border-radius:14px;padding:22px;box-shadow:0 24px 70px rgba(0,0,0,.3)}.dialog.large{width:min(980px,100%);max-height:84vh;overflow:auto}.dialog input{margin:10px 0}.modal-head{display:flex;justify-content:space-between;align-items:center}.project-search{position:sticky;top:-22px;z-index:3;display:flex;align-items:center;gap:12px;margin:0 -4px 10px;padding:12px 4px;background:#fff;border-bottom:1px solid var(--line)}.project-search input{margin:0;flex:1;padding:12px 14px;border-color:#b8c8d1;background:#f8fafb}.project-search input:focus{outline:2px solid rgba(23,107,91,.18);border-color:var(--brand)}.project-search span{min-width:88px;text-align:right;color:var(--muted);font-size:12px;font-weight:700}.project-empty{padding:28px 12px;text-align:center;color:var(--muted)}.project-item{display:grid;grid-template-columns:1fr auto auto;gap:12px;align-items:center;padding:12px;border-bottom:1px solid var(--line)}.project-item small{display:block;color:var(--muted)}.error{color:var(--danger);margin-top:10px}.toast{position:fixed;right:20px;bottom:20px;background:#102a30;color:#fff;padding:12px 16px;border-radius:9px;box-shadow:var(--shadow);z-index:50}@media(max-width:900px){header{position:static;align-items:flex-start;flex-direction:column}.hero{grid-template-columns:1fr}.hero .wide{grid-column:auto}.kpis{grid-template-columns:1fr 1fr}.summary-grid{grid-template-columns:1fr}.round{grid-template-columns:1fr 1fr}.round span{text-align:left}}@media print{header,.tabs,.section-title button,.delete-row{display:none!important}body{background:#fff}main{max-width:none;margin:0;padding:0}.card{box-shadow:none;border:0}.tab-panel{display:block;page-break-before:always}.hero{page-break-after:avoid}.table-wrap{overflow:visible}table{min-width:0;font-size:9px}}

/* Responsive touch interface: tablet and smartphone */
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{min-width:320px}
button,input,textarea,select{touch-action:manipulation}
.table-wrap{-webkit-overflow-scrolling:touch;scrollbar-gutter:stable}

@media (max-width:1100px){
  main{margin:16px auto;padding:0 14px 40px}
  header{padding:12px 14px;gap:12px}
  header h1{font-size:20px}
  nav{width:100%;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px}
  nav button{min-height:44px;padding:9px 8px;font-size:13px}
  .hero{gap:12px;padding:14px}
  .kpis{gap:10px}
  .kpi{padding:13px}
  .kpi strong{font-size:20px}
  .tab-panel{padding:14px}
  .section-title{align-items:flex-start}
  .section-title button{min-height:44px;flex:0 0 auto}
  table{min-width:980px}
  th,td{padding:6px}
  td input{min-height:40px;font-size:16px}
  .tabs{position:sticky;top:0;z-index:8;background:var(--bg);padding:8px 0;margin:10px 0 8px}
  .tabs button{min-height:44px}
}

@media (max-width:760px){
  header{position:sticky;top:0;align-items:stretch;flex-direction:column;padding:10px 12px}
  header>div{display:flex;align-items:center;justify-content:space-between;gap:12px}
  header h1{font-size:18px}
  header span{max-width:45%;text-align:right;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  nav{grid-template-columns:repeat(3,minmax(0,1fr))}
  nav button{font-size:12px;padding:8px 5px}
  #saveBtn,#pdfBtn{font-size:13px}
  main{margin:12px auto;padding:0 10px 32px}
  .card{border-radius:11px;box-shadow:0 5px 16px rgba(20,36,50,.07)}
  .hero{display:grid;grid-template-columns:1fr;padding:12px}
  .hero .wide{grid-column:auto}
  label{font-size:11px}
  input,textarea,select{font-size:16px;min-height:44px;padding:10px}
  textarea{min-height:76px}
  .project-code{min-height:34px;align-items:center;overflow-wrap:anywhere}
  .kpis{grid-template-columns:1fr 1fr;gap:8px;margin:10px 0}
  .kpi{padding:11px}
  .kpi small{font-size:11px}
  .kpi strong{font-size:18px}
  .tabs{gap:6px;margin-left:-10px;margin-right:-10px;padding:8px 10px;top:118px;box-shadow:0 5px 12px rgba(20,36,50,.06)}
  .tabs button{padding:9px 12px;font-size:12px}
  .tab-panel{padding:11px}
  .section-title{display:grid;grid-template-columns:1fr;gap:10px;margin-bottom:10px}
  .section-title h2{font-size:19px}
  .section-title p{font-size:13px;line-height:1.35}
  .section-title button{width:100%}
  .table-wrap{position:relative;border-radius:8px;background:linear-gradient(to right,#fff 30%,rgba(255,255,255,0)),linear-gradient(to left,#fff 30%,rgba(255,255,255,0));background-position:left center,right center;background-repeat:no-repeat;background-size:35px 100%;background-attachment:local,local}
  table{min-width:900px;font-size:13px}
  th{top:0;font-size:11px}
  th:first-child,td:first-child{position:sticky;left:0;z-index:2;background:#fff;box-shadow:3px 0 6px rgba(20,36,50,.07)}
  th:first-child{z-index:4;background:#edf3f2}
  td input{font-size:16px;min-height:42px;padding:8px 6px}
  .desc{min-width:210px}
  .summary-grid{grid-template-columns:1fr;gap:10px}
  .summary-card{padding:12px}
  .round{grid-template-columns:1fr 1fr;gap:6px;padding:9px;font-size:13px}
  .dialog{padding:16px;border-radius:12px;max-height:92vh;overflow:auto}
  .dialog.large{width:100%;max-height:92vh}
  .modal{padding:8px;align-items:end}
  .modal-head h2{font-size:20px}
  button.icon{min-width:44px;min-height:44px}
  .project-search{top:-16px;display:grid;grid-template-columns:1fr auto;gap:8px;padding:10px 0}
  .project-search input{grid-column:1/-1}
  .project-search span{text-align:left;min-width:0}
  .project-item{grid-template-columns:1fr 1fr;gap:8px;padding:12px 4px}
  .project-item>div:first-child{grid-column:1/-1}
  .project-item button{width:100%;min-height:44px}
  .toast{left:10px;right:10px;bottom:10px;text-align:center}
}

@media (max-width:430px){
  nav{grid-template-columns:repeat(2,minmax(0,1fr))}
  .tabs{top:166px}
  .kpis{grid-template-columns:1fr}
  .kpi{display:flex;justify-content:space-between;align-items:center;gap:12px}
  .kpi small{margin:0}
  .kpi strong{font-size:17px;text-align:right}
  .round{grid-template-columns:1fr}
  .project-item{grid-template-columns:1fr}
  .project-item>div:first-child{grid-column:auto}
}

@media (orientation:landscape) and (max-height:520px){
  header{position:static}
  .tabs{top:0}
  .modal{align-items:center}
}
.mobile-table-hint{display:none;color:var(--muted);font-size:12px;margin:0 0 7px}
@media(max-width:760px){.mobile-table-hint{display:block}}