/* =====================================================================
   NADI PM & CM System — design system
   Ported from the original single-file HTML prototype's <style> block.
   ===================================================================== */
:root{
  color-scheme: light;
  --surface-0:#f9f9f7;
  --surface-1:#ffffff;
  --surface-2:#f2f1ed;
  --text-primary:#0b0b0b;
  --text-secondary:#52514e;
  --text-muted:#898781;
  --border:#e1e0d9;
  --border-strong:#c3c2b7;
  --brand:#2a78d6;
  --brand-ink:#184f95;
  --good:#0ca30c;
  --good-bg:#e6f6e6;
  --warning:#b97b00;
  --warning-bg:#fff2d9;
  --serious:#c95a2e;
  --serious-bg:#fde6da;
  --critical:#d03b3b;
  --critical-bg:#fbe2e2;
  --muted-bg:#eceae4;
  --cat-1:#2a78d6; --cat-2:#eb6834; --cat-3:#1baf7a; --cat-4:#eda100;
  --cat-5:#e87ba4; --cat-6:#008300; --cat-7:#4a3aa7; --cat-8:#e34948;
  --shadow: 0 1px 2px rgba(11,11,11,.06), 0 1px 8px rgba(11,11,11,.04);
  --radius: 10px;
}
:root[data-theme="dark"]{
  color-scheme: dark;
  --surface-0:#0d0d0d;
  --surface-1:#171716;
  --surface-2:#1f1f1d;
  --text-primary:#ffffff;
  --text-secondary:#c3c2b7;
  --text-muted:#898781;
  --border:#2c2c2a;
  --border-strong:#383835;
  --brand:#3987e5;
  --brand-ink:#9ec5f4;
  --good:#0ca30c;
  --good-bg:#0f2a10;
  --warning:#fab219;
  --warning-bg:#332405;
  --serious:#ec835a;
  --serious-bg:#33190d;
  --critical:#e66767;
  --critical-bg:#331010;
  --muted-bg:#232320;
  --cat-1:#3987e5; --cat-2:#d95926; --cat-3:#199e70; --cat-4:#c98500;
  --cat-5:#d55181; --cat-6:#008300; --cat-7:#9085e9; --cat-8:#e66767;
  --shadow: 0 1px 2px rgba(0,0,0,.4), 0 1px 8px rgba(0,0,0,.3);
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  background:var(--surface-0);
  color:var(--text-primary);
  font-size:14px;
  line-height:1.5;
}
button, input, select, textarea{font-family:inherit; font-size:inherit; color:inherit;}
a{color:var(--brand);}
.hidden{display:none !important;}

/* ---------- layout ---------- */
#shell{display:flex; min-height:100vh;}
#sidebar{
  width:230px; flex:0 0 230px; background:var(--surface-1); border-right:1px solid var(--border);
  padding:16px 12px; position:sticky; top:0; height:100vh; overflow-y:auto;
}
.brand{display:flex; align-items:center; gap:10px; padding:6px 8px 18px 8px;}
.brand-badge{
  width:36px;height:36px;border-radius:9px;flex:0 0 36px;
  object-fit:contain;background:#fff;border:1px solid var(--border);
}
.brand-text{line-height:1.2;}
.brand-text b{display:block; font-size:14px;}
.brand-text span{display:block; font-size:11px; color:var(--text-muted);}
.nav-group{margin-bottom:14px;}
.nav-label{font-size:11px; text-transform:uppercase; letter-spacing:.05em; color:var(--text-muted); padding:6px 10px; font-weight:600;}
.nav-item{
  display:flex; align-items:center; gap:10px; padding:9px 10px; border-radius:8px; cursor:pointer;
  color:var(--text-secondary); font-weight:500; margin-bottom:2px; text-decoration:none;
}
.nav-item:hover{background:var(--surface-2);}
.nav-item.active{background:var(--brand); color:#fff;}
.nav-item .ic{width:18px; text-align:center; font-size:14px;}

#main{flex:1; min-width:0; display:flex; flex-direction:column;}
#topbar{
  display:flex; align-items:center; justify-content:space-between; gap:16px;
  padding:12px 22px; border-bottom:1px solid var(--border); background:var(--surface-1);
  position:sticky; top:0; z-index:5;
}
#topbar h1{font-size:16px; margin:0; font-weight:700; overflow:hidden; text-overflow:ellipsis; white-space:nowrap;}
.topbar-left{display:flex; align-items:center; gap:10px; min-width:0;}
.topbar-right{display:flex; align-items:center; gap:10px; flex-wrap:wrap; justify-content:flex-end;}
#content{padding:22px; max-width:1200px; width:100%; margin:0 auto;}

.sidebar-toggle{display:none;}
.sidebar-backdrop{display:none;}

/* ---------- mobile layout ---------- */
@media (max-width:880px){
  .sidebar-toggle{display:inline-flex;}
  #sidebar{
    position:fixed; left:0; top:0; z-index:30; width:80vw; max-width:270px;
    transform:translateX(-100%); transition:transform .2s ease; box-shadow:var(--shadow);
  }
  #sidebar.open{transform:translateX(0);}
  .sidebar-backdrop.show{
    display:block; position:fixed; inset:0; background:rgba(0,0,0,.4); z-index:25;
  }
  #topbar{padding:10px 14px;}
  #content{padding:14px;}
  .role-pill .role-label{display:none;}
}

/* ---------- controls ---------- */
select, .input, textarea{
  border:1px solid var(--border-strong); background:var(--surface-1); color:var(--text-primary);
  border-radius:8px; padding:8px 10px; outline:none;
}
select:focus, .input:focus, textarea:focus{border-color:var(--brand);}
textarea{width:100%; resize:vertical; min-height:56px;}
.btn{
  border:1px solid var(--border-strong); background:var(--surface-1); color:var(--text-primary);
  border-radius:8px; padding:8px 14px; cursor:pointer; font-weight:600; display:inline-flex; align-items:center; gap:6px;
  text-decoration:none;
}
.btn:hover{background:var(--surface-2);}
.btn-primary{background:var(--brand); border-color:var(--brand); color:#fff;}
.btn-primary:hover{background:var(--brand-ink); border-color:var(--brand-ink);}
.btn-danger{color:var(--critical); border-color:var(--critical);}
.btn-danger:hover{background:var(--critical-bg);}
.btn-sm{padding:5px 10px; font-size:12.5px; border-radius:7px;}
.btn[disabled]{opacity:.45; cursor:not-allowed;}

/* ---------- cards / stat tiles ---------- */
.card{background:var(--surface-1); border:1px solid var(--border); border-radius:var(--radius); box-shadow:var(--shadow);}
.card-pad{padding:18px 20px;}
.section-title{font-size:13px; font-weight:700; text-transform:uppercase; letter-spacing:.04em; color:var(--text-secondary); margin:26px 0 10px;}
.section-title:first-child{margin-top:0;}
.grid{display:grid; gap:14px;}
.grid-4{grid-template-columns:repeat(4,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-2{grid-template-columns:repeat(2,1fr);}
@media (max-width:900px){.grid-4{grid-template-columns:repeat(2,1fr);} .grid-3{grid-template-columns:repeat(2,1fr);}}
@media (max-width:560px){.grid-4, .grid-3, .grid-2{grid-template-columns:1fr;}}

.scroll-x{overflow-x:auto; -webkit-overflow-scrolling:touch;}

.stat-tile{padding:16px 18px;}
.stat-tile .label{font-size:12px; color:var(--text-muted); font-weight:600; text-transform:uppercase; letter-spacing:.03em;}
.stat-tile .value{font-size:28px; font-weight:700; margin-top:4px; font-variant-numeric:proportional-nums;}
.stat-tile .sub{font-size:12px; color:var(--text-secondary); margin-top:2px;}
.stat-tile .dot{display:inline-block; width:8px; height:8px; border-radius:50%; margin-right:6px;}

.barchart{display:flex; flex-direction:column; gap:10px;}
.barrow{display:grid; grid-template-columns:150px 1fr 42px; align-items:center; gap:10px; font-size:12.5px;}
@media (max-width:480px){.barrow{grid-template-columns:100px 1fr 36px; gap:6px;}}
.barrow .track{background:var(--surface-2); border-radius:5px; height:10px; overflow:hidden;}
.barrow .fill{height:100%; border-radius:5px;}
.barrow .num{text-align:right; color:var(--text-secondary); font-variant-numeric:tabular-nums;}
.legend{display:flex; flex-wrap:wrap; gap:14px; font-size:12px; color:var(--text-secondary); margin-top:10px;}
.legend .sw{display:inline-block; width:10px; height:10px; border-radius:3px; margin-right:6px; vertical-align:-1px;}

/* ---------- table ---------- */
table.tbl{width:100%; border-collapse:collapse; font-size:13px;}
table.tbl th{
  text-align:left; background:var(--surface-2); color:var(--text-secondary); font-weight:700;
  padding:9px 10px; border-bottom:1px solid var(--border); white-space:nowrap; font-size:11.5px; text-transform:uppercase; letter-spacing:.03em;
}
table.tbl td{padding:9px 10px; border-bottom:1px solid var(--border); vertical-align:middle;}
table.tbl tr:hover td{background:var(--surface-2);}
.tbl-wrap{overflow-x:auto; border-radius:var(--radius); border:1px solid var(--border);}
.tbl-wrap table{border:none;}

.badge{display:inline-flex; align-items:center; gap:5px; padding:3px 9px; border-radius:99px; font-size:11.5px; font-weight:700;}
.badge .dot{width:6px;height:6px;border-radius:50%;}
.badge-good{background:var(--good-bg); color:var(--good);}
.badge-warning{background:var(--warning-bg); color:var(--warning);}
.badge-serious{background:var(--serious-bg); color:var(--serious);}
.badge-critical{background:var(--critical-bg); color:var(--critical);}
.badge-muted{background:var(--muted-bg); color:var(--text-secondary);}
.badge-brand{background:var(--brand); color:#fff;}

.empty{padding:40px 20px; text-align:center; color:var(--text-muted);}
.toast{
  position:fixed; bottom:20px; right:20px; background:var(--text-primary); color:var(--surface-0);
  padding:11px 18px; border-radius:9px; font-weight:600; font-size:13px; box-shadow:var(--shadow); z-index:50;
  opacity:0; transform:translateY(8px); transition:.2s;
}
.toast.show{opacity:1; transform:translateY(0);}

/* ---------- forms ---------- */
.form-row{display:grid; grid-template-columns:1fr 1fr; gap:14px; margin-bottom:14px;}
.form-row.single{grid-template-columns:1fr;}
.form-row.triple{grid-template-columns:1fr 1fr 1fr;}
@media (max-width:640px){.form-row, .form-row.triple{grid-template-columns:1fr;}}
.field label{display:block; font-size:12px; font-weight:700; color:var(--text-secondary); margin-bottom:5px;}
.field select, .field .input{width:100%;}
.hint{font-size:11.5px; color:var(--text-muted); margin-top:2px;}
.error{font-size:11.5px; color:var(--critical); margin-top:4px;}

table.check-tbl{width:100%; border-collapse:collapse; font-size:13px;}
table.check-tbl th{background:var(--surface-2); text-align:left; padding:8px 10px; border:1px solid var(--border); font-size:11px; text-transform:uppercase; color:var(--text-secondary);}
table.check-tbl td{padding:7px 10px; border:1px solid var(--border); vertical-align:top;}
table.check-tbl .item-label{font-weight:600;}
table.check-tbl .item-hint{font-size:11.5px; color:var(--text-muted); font-weight:400; margin-top:1px;}
table.check-tbl .grp-row td{background:var(--surface-2); font-weight:700; font-size:12px; text-transform:uppercase; letter-spacing:.02em;}
table.check-tbl .sub-row td{background:var(--muted-bg); font-weight:600; font-size:12px;}
table.check-tbl select.chk{width:100%; min-width:96px;}
table.check-tbl input.qty{width:64px;}
table.check-tbl textarea.rmk{min-height:34px; width:100%;}

.tabs{display:flex; gap:4px; border-bottom:1px solid var(--border); margin-bottom:18px;}
.tab{padding:9px 14px; cursor:pointer; font-weight:600; color:var(--text-secondary); border-bottom:2px solid transparent; font-size:13px; text-decoration:none;}
.tab.active{color:var(--brand); border-color:var(--brand);}

.role-pill{
  display:flex; align-items:center; gap:8px; background:var(--surface-2); border:1px solid var(--border);
  border-radius:99px; padding:5px 12px 5px 5px;
}
.role-pill .av{width:26px;height:26px;border-radius:50%;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:12px;}
.role-pill span.role-label{font-weight:600; padding:2px 4px;}

.kv{display:flex; justify-content:space-between; gap:10px; padding:6px 0; border-bottom:1px dashed var(--border); font-size:13px;}
.kv:last-child{border-bottom:none;}
.kv .k{color:var(--text-muted);}
.kv .v{font-weight:600; text-align:right;}

/* ---------- auth pages ---------- */
.auth-wrap{min-height:100vh; display:flex; align-items:center; justify-content:center; background:var(--surface-0); padding:20px;}
.auth-card{width:100%; max-width:380px;}
.auth-logo{display:flex; align-items:center; gap:10px; justify-content:center; margin-bottom:22px;}

/* ---------- print sheet ---------- */
.p-header{border-bottom:3px solid #111; padding-bottom:8px; margin-bottom:0;}
.p-header-top{display:flex; align-items:center; justify-content:space-between; gap:12px;}
.p-logo-badge{height:60px;width:auto;max-width:150px;object-fit:contain;}
.p-title{text-align:center; flex:1;}
.p-title h2{margin:0; font-size:17px; font-weight:800; letter-spacing:.01em;}
.p-title h1{margin:2px 0 0; font-size:26px; font-weight:800; letter-spacing:.02em;}
.p-tm{height:60px;width:auto;max-width:150px;object-fit:contain;}
.p-report-title{text-align:center; font-weight:700; font-size:14px; text-transform:uppercase; margin-top:6px; letter-spacing:.02em;}
.p-bar{background:#111; color:#fff; text-align:center; font-weight:700; padding:7px; margin:14px 0 12px; font-size:13px; letter-spacing:.03em;}
.p-meta{display:grid; grid-template-columns:1fr 1fr; gap:2px 30px; font-size:12.5px; margin-bottom:10px;}
.p-meta div{padding:2px 0; border-bottom:1px dotted #999;}
.p-note{font-size:10.5px; color:#444; margin-bottom:8px; line-height:1.5;}
table.p-tbl{width:100%; border-collapse:collapse; font-size:11.5px; margin-bottom:10px;}
table.p-tbl th, table.p-tbl td{border:1px solid #111; padding:5px 7px; text-align:left;}
table.p-tbl th{background:#eee; font-size:10.5px; text-transform:uppercase;}
table.p-tbl .grp-row td{background:#ddd; font-weight:700; font-size:11px; text-transform:uppercase;}
table.p-tbl .sub-row td{background:#eee; font-weight:600; font-size:11px;}
table.p-tbl .item-label{font-weight:700;}
table.p-tbl .item-hint{font-weight:400; color:#555; font-size:9.5px; margin-top:1px;}
.p-verify{display:grid; grid-template-columns:1fr 1fr; gap:24px; margin-top:16px;}
.p-verify-block .p-bar{margin:0 0 8px;}
.p-verify-block div.line{padding:5px 0; font-size:12px; border-bottom:1px solid #999; margin-bottom:3px;}
.p-remarks{margin:10px 0; font-size:12px;}
.p-remarks .l1, .p-remarks .l2{border-bottom:1px solid #999; height:18px;}
.p-footer{margin-top:18px; font-size:9.5px; color:#666; text-align:center;}

#printSheet{display:none;}
@media print{
  body *{visibility:hidden;}
  #printSheet, #printSheet *{visibility:visible;}
  #printSheet{display:block; position:absolute; left:0; top:0; width:100%; padding:14mm;}
  @page{margin:10mm;}
}