:root{
  --ink:#16202a;
  --muted:#6d7885;
  --line:#dce3e9;
  --soft:#f5f7f9;
  --panel:#ffffff;
  --brand:#1f5f8b;
  --brand-dark:#153f5c;
  --brand-soft:#eaf2f8;
  --accent:#2e8b57;
  --accent-soft:#e9f6ef;
  --warn:#b26a00;
  --warn-soft:#fff4df;
  --bad:#b42318;
  --bad-soft:#fdecea;
  --shadow:0 10px 28px rgba(24,40,56,.07);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;
  background:#eef2f5;
  color:var(--ink);
}
a{color:var(--brand);text-decoration:none}
button,input,select,textarea{font:inherit}
.app-shell{min-height:100vh}
.topbar{
  display:flex;
  align-items:center;
  gap:22px;
  min-height:76px;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--line);
  padding:10px 26px;
  position:sticky;
  top:0;
  z-index:20;
  backdrop-filter:blur(8px);
}
.brand{display:flex;align-items:center;gap:12px;min-width:220px}
.brand-mark{
  width:46px;height:46px;border-radius:12px;
  background:linear-gradient(135deg,var(--brand),#2f7aa8);
  color:#fff;display:grid;place-items:center;font-weight:900;letter-spacing:.02em;
  box-shadow:0 8px 18px rgba(31,95,139,.22)
}
.brand strong{display:block;font-size:18px;line-height:1.05}
.brand span{display:block;color:var(--muted);font-size:12px;margin-top:2px}
.nav{display:flex;gap:4px;flex-wrap:wrap;flex:1}
.nav a{
  padding:10px 11px;border-radius:9px;color:#445261;font-size:14px;font-weight:650
}
.nav a:hover,.nav a.active{background:var(--brand-soft);color:var(--brand-dark)}
.userbar{margin-left:auto;display:flex;align-items:center;gap:10px}
.container{max-width:1260px;margin:0 auto;padding:30px 24px 64px}
.footer{text-align:center;color:var(--muted);font-size:12px;padding:24px}
h1{margin:0 0 6px;font-size:32px;letter-spacing:-.02em}
h2{margin:0 0 15px;font-size:20px}
h3{margin:0 0 10px}
.subhead{color:var(--muted);margin:0}
.eyebrow{font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--brand)}
.toolbar{display:flex;gap:16px;align-items:flex-start;justify-content:space-between;margin-bottom:24px;flex-wrap:wrap}
.actions{display:flex;gap:10px;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:0;border-radius:10px;padding:11px 15px;font-weight:800;cursor:pointer;
  background:var(--brand);color:#fff;box-shadow:0 4px 12px rgba(31,95,139,.16)
}
.btn:hover{filter:brightness(.97)}
.btn-secondary{background:#fff;color:var(--brand);border:1px solid #b9cedd;box-shadow:none}
.btn-ghost{background:#fff;color:#526170;border:1px solid var(--line);box-shadow:none}
.btn-sm{padding:8px 11px;font-size:13px}
.grid{display:grid;gap:18px}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.card{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:16px;
  padding:20px;
  box-shadow:var(--shadow)
}
.card.flush{padding:0;overflow:hidden}
.card-header{display:flex;justify-content:space-between;gap:14px;align-items:center;margin-bottom:14px}
.metric .label{color:var(--muted);font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.05em}
.metric .value{font-size:31px;font-weight:900;margin-top:7px;letter-spacing:-.03em}
.metric .note{font-size:12px;color:var(--muted);margin-top:5px}
.metric.good{border-top:4px solid var(--accent)}
.metric.warn{border-top:4px solid var(--warn)}
.metric.bad{border-top:4px solid var(--bad)}
.metric.brand{border-top:4px solid var(--brand)}
.hero-card{
  background:
    radial-gradient(circle at 95% 10%,rgba(255,255,255,.14),transparent 28%),
    linear-gradient(135deg,#183f58 0%,#1f5f8b 58%,#2d7ca9 100%);
  color:#fff;
  border:0
}
.hero-card .subhead,.hero-card .muted{color:rgba(255,255,255,.78)}
.hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:24px;align-items:center}
.hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}
.hero-actions .btn-secondary{background:#fff;color:var(--brand-dark);border-color:#fff}
.quick-panel{
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);
  border-radius:14px;padding:16px
}
.quick-panel strong{display:block;font-size:13px;margin-bottom:4px}
.quick-panel span{font-size:12px;color:rgba(255,255,255,.8)}
.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:14px;background:#fff}
table{width:100%;border-collapse:collapse}
th,td{padding:13px 14px;border-bottom:1px solid var(--line);text-align:left;white-space:nowrap}
th{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);background:#fafbfc}
tr:last-child td{border-bottom:0}
tr.clickable:hover{background:#f8fbfd}
.badge{display:inline-block;padding:5px 8px;border-radius:999px;font-size:12px;font-weight:800;background:#edf2f6;color:#4c5b68}
.badge.good{background:var(--accent-soft);color:var(--accent)}
.badge.warn{background:var(--warn-soft);color:var(--warn)}
.badge.bad{background:var(--bad-soft);color:var(--bad)}
.badge.brand{background:var(--brand-soft);color:var(--brand-dark)}
.form-card{max-width:880px}
label{display:block;font-weight:800;font-size:13px;margin-bottom:6px}
input,select,textarea{
  width:100%;padding:11px 12px;border:1px solid #cbd5df;border-radius:10px;background:#fff;color:var(--ink)
}
input:focus,select:focus,textarea:focus{outline:3px solid rgba(31,95,139,.1);border-color:#8bb0c9}
textarea{min-height:110px;resize:vertical}
.field{margin-bottom:16px}
.row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.notice{padding:13px 15px;border-radius:10px;margin:0 0 20px;background:#eef5fa;border:1px solid #c7dceb}
.notice.good{background:var(--accent-soft);border-color:#c9e7d4;color:#175f39}
.notice.bad{background:var(--bad-soft);border-color:#f3c7c3;color:#8f1b13}
.login-shell{min-height:70vh;display:grid;place-items:center}
.login-card{width:min(430px,100%);background:#fff;border:1px solid var(--line);border-radius:18px;padding:30px;box-shadow:var(--shadow)}
.quick-quote{border-left:5px solid var(--brand)}
.empty{padding:26px;color:var(--muted);text-align:center}
.section-stack{display:grid;gap:18px}
.activity-list{display:grid;gap:0}
.activity-item{display:flex;justify-content:space-between;gap:14px;padding:12px 0;border-bottom:1px solid var(--line)}
.activity-item:last-child{border-bottom:0}
.activity-main strong{display:block}
.activity-main span,.activity-meta{font-size:12px;color:var(--muted)}
.customer-shell{display:grid;grid-template-columns:280px 1fr;gap:18px}
.customer-summary{position:sticky;top:96px;align-self:start}
.customer-name{font-size:24px;font-weight:900;margin-bottom:3px}
.customer-meta{color:var(--muted);font-size:13px}
.customer-stat{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--line)}
.customer-stat:last-child{border-bottom:0}
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}
.tabs a{padding:9px 11px;border-radius:9px;background:#fff;border:1px solid var(--line);color:#526170;font-size:13px;font-weight:750}
.tabs a.active{background:var(--brand-soft);color:var(--brand-dark);border-color:#c5d9e7}
.quote-summary{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:16px}
.quote-summary .mini{background:#f7f9fb;border:1px solid var(--line);border-radius:12px;padding:12px}
.quote-summary .mini span{display:block;color:var(--muted);font-size:11px;text-transform:uppercase;font-weight:800}
.quote-summary .mini strong{display:block;font-size:18px;margin-top:4px}
@media(max-width:980px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:1fr 1fr}
  .hero-grid,.customer-shell{grid-template-columns:1fr}
  .customer-summary{position:static}
  .topbar{align-items:flex-start;flex-wrap:wrap}.nav{order:3;width:100%}
}
@media(max-width:640px){
  .grid-4,.grid-3,.grid-2,.row,.quote-summary{grid-template-columns:1fr}
  .container{padding:20px 14px}
  .topbar{padding:10px 14px}
  .nav{overflow:auto;flex-wrap:nowrap}
  h1{font-size:28px}
}