:root{
  --teal:#07978D;
  --teal-dark:#055F59;
  --charcoal:#3D3D3D;
  --gold:#C9A227;
  --cream:#F7F5EE;
  --bg:#F4F6F6;
  --card:#FFFFFF;
  --border:#E3E7E6;
  --text:#2A2A2A;
  --muted:#6B7270;
  --danger:#B3261E;
  --radius:12px;
  --shadow:0 2px 10px rgba(0,0,0,.06);
}
*{box-sizing:border-box;}
body{
  margin:0; background:var(--bg); color:var(--text);
  font-family: "Segoe UI", Arial, Helvetica, sans-serif;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit; text-decoration:none;}

/* ---------- topbar ---------- */
.topbar{ background:var(--charcoal); color:#fff; }
.topbar-inner{
  max-width:1200px; margin:0 auto; padding:0 24px;
  display:flex; align-items:center; justify-content:space-between; height:64px;
}
.brand{ display:flex; align-items:center; gap:12px; }
.brand-logo{ height:34px; }
.brand-sep{ width:1px; height:24px; background:rgba(255,255,255,.25); }
.brand-name{ font-weight:600; letter-spacing:.02em; }
.topnav{ display:flex; align-items:center; gap:22px; font-size:14px; }
.topnav a{ opacity:.88; }
.topnav a:hover{ opacity:1; color:var(--gold); }
.topnav-user{ opacity:.6; font-size:13px; }
.topnav-logout{
  background:var(--teal); padding:7px 14px; border-radius:8px; opacity:1 !important;
}
.topnav-logout:hover{ background:var(--teal-dark); }

/* ---------- layout ---------- */
.page{ max-width:1200px; margin:0 auto; padding:32px 24px 64px; }
.site-footer{
  text-align:center; color:var(--muted); font-size:12px;
  padding:28px 24px 40px;
}

h1{ font-size:24px; font-weight:700; color:var(--charcoal); margin:0 0 4px; }
h2{ font-size:16px; font-weight:700; color:var(--charcoal); margin:0 0 14px; }
.subtitle{ color:var(--muted); font-size:14px; margin:0 0 28px; }

/* ---------- cards ---------- */
.card{
  background:var(--card); border:1px solid var(--border); border-radius:var(--radius);
  box-shadow:var(--shadow); padding:24px; margin-bottom:22px;
}
.card-header{
  display:flex; align-items:center; justify-content:space-between; margin-bottom:18px;
}
.section-label{
  text-transform:uppercase; font-size:12px; font-weight:700; letter-spacing:.06em;
  color:#fff; background:var(--teal); padding:8px 14px; border-radius:8px;
  display:inline-block; margin-bottom:18px;
}

/* ---------- forms ---------- */
label{ display:block; font-size:13px; font-weight:600; color:var(--charcoal); margin-bottom:6px; }
.hint{ font-size:12px; color:var(--muted); margin-top:4px; }
input[type=text], input[type=email], input[type=password], input[type=number], select, textarea{
  width:100%; padding:11px 13px; border:1px solid var(--border); border-radius:8px;
  font-size:14px; background:#fff; color:var(--text);
}
input:focus, select:focus, textarea:focus{ outline:2px solid var(--teal); outline-offset:1px; }
.field{ margin-bottom:16px; }
.grid-2{ display:grid; grid-template-columns:1fr 1fr; gap:18px; }
@media (max-width:720px){ .grid-2{ grid-template-columns:1fr; } }

.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:11px 20px; border-radius:8px; border:none; cursor:pointer;
  font-size:14px; font-weight:600; background:var(--teal); color:#fff;
}
.btn:hover{ background:var(--teal-dark); }
.btn-secondary{ background:#fff; color:var(--charcoal); border:1px solid var(--border); }
.btn-secondary:hover{ background:var(--cream); }
.btn-gold{ background:var(--gold); color:var(--charcoal); }
.btn-gold:hover{ filter:brightness(.95); }
.btn-row{ display:flex; gap:10px; flex-wrap:wrap; }

/* ---------- login ---------- */
.login-wrap{
  min-height:calc(100vh - 64px); display:flex; align-items:center; justify-content:center;
}
.login-card{ width:100%; max-width:380px; }
.login-logo{ display:block; height:56px; margin:0 auto 22px; }

/* ---------- KPI cards ---------- */
.kpi-row{ display:grid; grid-template-columns:repeat(4,1fr); gap:16px; margin-bottom:24px; }
@media (max-width:900px){ .kpi-row{ grid-template-columns:1fr 1fr; } }
.kpi{
  background:var(--card); border:1px solid var(--border); border-radius:var(--radius);
  padding:18px; box-shadow:var(--shadow);
}
.kpi-label{ font-size:12px; color:var(--muted); font-weight:600; text-transform:uppercase; letter-spacing:.04em; margin-bottom:8px; }
.kpi-value{ font-size:22px; font-weight:700; color:var(--charcoal); }
.kpi-value.teal{ color:var(--teal-dark); }
.kpi-value.gold{ color:#8a6d00; }

/* ---------- tables ---------- */
table{ width:100%; border-collapse:collapse; font-size:14px; }
th{
  text-align:left; font-size:11px; text-transform:uppercase; letter-spacing:.04em;
  color:#fff; background:var(--teal-dark); padding:10px 12px;
}
th:first-child{ border-radius:6px 0 0 6px; }
th:last-child{ border-radius:0 6px 6px 0; }
td{ padding:11px 12px; border-bottom:1px solid var(--border); }
tr.best-scenario td{ background:#FFF7E0; font-weight:600; }
tr:hover td{ background:#FAFBFB; }
.badge{ display:inline-block; padding:3px 9px; border-radius:20px; font-size:11px; font-weight:700; }
.badge-gold{ background:var(--gold); color:#3a2e00; }
.badge-muted{ background:#EEE; color:var(--muted); }

/* ---------- result panel ---------- */
.result-highlight{
  background:var(--charcoal); color:#fff; border-radius:var(--radius); padding:22px 26px; margin-top:6px;
}
.result-highlight .label{ font-size:13px; opacity:.75; text-transform:uppercase; letter-spacing:.05em; }
.result-highlight .value{ font-size:34px; font-weight:800; color:var(--gold); margin-top:4px; }
.result-highlight .note{ font-size:12px; opacity:.7; margin-top:8px; }

.result-row{ display:flex; justify-content:space-between; padding:10px 0; border-bottom:1px solid var(--border); }
.result-row:last-child{ border-bottom:none; }
.result-row .rlabel{ color:var(--muted); font-size:13px; }
.result-row .rvalue{ font-weight:700; }

.alert{ padding:14px 16px; border-radius:8px; font-size:13px; margin-top:14px; }
.alert-warn{ background:#FFF3CD; color:#7A5C00; }
.alert-info{ background:#D1ECF1; color:#0C5460; }

.empty-state{ text-align:center; padding:50px 20px; color:var(--muted); }

.print-only{ display:none; }
@media print{
  .topbar, .site-footer, .no-print{ display:none !important; }
  .print-only{ display:block; }
  body{ background:#fff; }
}