*{box-sizing:border-box}
:root{
  --ink:#101828;
  --muted:#667085;
  --line:#d9e0ea;
  --paper:#ffffff;
  --soft:#f6f8fb;
  --blue:#134e8e;
  --red:#c00707;
  --orange:#ff4400;
  --gold:#ffb33f;
  --green:#16815d;
  --shadow:0 10px 30px rgba(16,24,40,.10);
}
html{scroll-behavior:smooth}
body.toolkit{
  margin:0;
  font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  color:var(--ink);
  background:
    radial-gradient(900px 520px at 10% 0%, rgba(19,78,142,.14), transparent 58%),
    radial-gradient(900px 520px at 86% 12%, rgba(255,68,0,.11), transparent 55%),
    linear-gradient(135deg,#f7f9fd,#fbfff9 50%,#fff8f1);
  min-height:100vh;
}
.tool-header{
  position:sticky;
  top:0;
  z-index:20;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:14px 18px;
  background:rgba(247,249,253,.92);
  border-bottom:1px solid rgba(16,24,40,.08);
  backdrop-filter:blur(14px);
}
.tool-brand{
  display:flex;
  align-items:center;
  gap:12px;
  min-width:260px;
  color:inherit;
  text-decoration:none;
}
.tool-brand img{
  width:44px;
  height:44px;
  object-fit:contain;
  padding:7px;
  border-radius:8px;
  background:#fff;
  border:1px solid var(--line);
}
.tool-brand strong{display:block;font-size:20px;letter-spacing:0;font-weight:900}
.tool-brand span{display:block;color:var(--muted);font-weight:600;font-size:13px;margin-top:2px}
.tool-actions{display:flex;align-items:center;justify-content:flex-end;gap:8px;flex-wrap:wrap}
.tool-shell{width:min(1440px,100%);margin:0 auto;padding:16px 18px 34px}
.tool-band{
  display:grid;
  grid-template-columns:minmax(240px,320px) 1fr;
  gap:14px;
  align-items:start;
}
.tool-main{display:grid;gap:14px}
.panel{
  background:rgba(255,255,255,.78);
  border:1px solid rgba(16,24,40,.10);
  box-shadow:var(--shadow);
  border-radius:8px;
}
.panel-pad{padding:14px}
.section-title{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:10px;
  margin-bottom:12px;
}
.section-title h2,.section-title h3{margin:0;font-size:16px;letter-spacing:0}
.section-title p{margin:4px 0 0;color:var(--muted);font-size:13px;line-height:1.45}
.btn,.tool-btn{
  appearance:none;
  border:1px solid rgba(16,24,40,.14);
  background:#fff;
  color:var(--ink);
  padding:9px 12px;
  border-radius:8px;
  font-weight:850;
  font-size:13px;
  text-decoration:none;
  cursor:pointer;
  line-height:1;
}
.btn:hover,.tool-btn:hover{box-shadow:0 6px 16px rgba(16,24,40,.10);transform:translateY(-1px)}
.btn-primary{border-color:rgba(255,68,0,.25);background:linear-gradient(135deg,var(--orange),var(--gold));color:#101828}
.btn-blue{border-color:rgba(19,78,142,.25);background:var(--blue);color:#fff}
.btn-danger{border-color:rgba(192,7,7,.28);color:#fff;background:var(--red)}
.chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:8px 10px;
  border-radius:8px;
  background:#fff;
  border:1px solid rgba(16,24,40,.10);
  font-weight:800;
  color:#344054;
  font-size:12px;
}
.input,.select,.textarea{
  width:100%;
  border:1px solid rgba(16,24,40,.14);
  border-radius:8px;
  background:#fff;
  color:var(--ink);
  padding:10px 11px;
  font:inherit;
  min-height:40px;
}
.textarea{min-height:120px;resize:vertical;line-height:1.45}
.field{display:grid;gap:6px}
.field label{font-size:12px;font-weight:800;color:#344054}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}
.kpi-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}
.kpi{
  padding:12px;
  background:#fff;
  border:1px solid rgba(16,24,40,.10);
  border-radius:8px;
}
.kpi span{display:block;color:var(--muted);font-size:12px;font-weight:750}
.kpi strong{display:block;margin-top:8px;font-size:23px;letter-spacing:0}
.kpi small{display:block;margin-top:4px;color:var(--muted);font-weight:700}
.table-wrap{overflow:auto;border:1px solid rgba(16,24,40,.10);border-radius:8px;background:#fff}
table{width:100%;border-collapse:collapse;min-width:720px}
th,td{padding:10px;border-bottom:1px solid rgba(16,24,40,.08);text-align:left;font-size:13px;vertical-align:middle}
th{background:#f2f5f9;color:#344054;font-size:12px;text-transform:uppercase;letter-spacing:.04em}
tr:last-child td{border-bottom:0}
.mini{font-size:12px;color:var(--muted);font-weight:650}
.chart{width:100%;height:260px;border:1px solid rgba(16,24,40,.10);border-radius:8px;background:#fff}
.split{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}
.tab{border:1px solid rgba(16,24,40,.12);background:#fff;border-radius:8px;padding:9px 12px;font-weight:850;cursor:pointer}
.tab[aria-selected="true"]{background:#eaf2fb;border-color:rgba(19,78,142,.25);color:var(--blue)}
.hidden{display:none!important}
.notice{border-left:4px solid var(--blue);background:#eef5fd;padding:10px;border-radius:8px;color:#344054;font-size:13px;line-height:1.5}
.good{color:var(--green)}.bad{color:var(--red)}.warn{color:#a35a00}
@media (max-width:980px){
  .tool-band,.split{grid-template-columns:1fr}
  .kpi-grid,.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .tool-header{align-items:flex-start;flex-direction:column}
  .tool-actions{justify-content:flex-start}
}
@media (max-width:620px){
  .grid-2,.grid-3,.grid-4,.kpi-grid{grid-template-columns:1fr}
  .tool-brand{min-width:0}
}
@media print{
  .tool-header,.tool-actions,.no-print,.flux-save-dock,.flux-cookie-banner{display:none!important}
  body.toolkit{background:#fff}
  .tool-shell{padding:0}
  .panel{box-shadow:none;break-inside:avoid}
}