:root{
  color-scheme:light;
  --bg:#f3f5f0;--surface:#ffffff;--surface-2:#f8faf6;
  --ink:#1c2620;--ink-2:#4e5a52;--muted:#7b857e;
  --line:#dde3da;--line-strong:#bcc6bb;
  --forest:#1f3d2b;--leaf:#4a8a2c;--leaf-soft:#e3efd9;
  --in:#4a8a2c;--out:#3a6fc4;--balance:#1f3d2b;
  --good:#2e7d32;--good-soft:#e2f1e3;--warn:#b26a00;--warn-soft:#fbeed6;--crit:#b3261e;--crit-soft:#f9e0de;
  --soil:#8a6a3e;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,"Segoe UI",system-ui,sans-serif;font-size:14px;line-height:1.45;-webkit-font-smoothing:antialiased}
.banner{background:var(--forest);color:#e6efe0;font-size:12px;padding:6px 20px;display:flex;gap:14px;align-items:center;flex-wrap:wrap}
.banner b{color:#fff;font-weight:600}
.topbar{display:flex;align-items:center;gap:18px;padding:12px 20px;background:var(--surface);border-bottom:1px solid var(--line);flex-wrap:wrap}
.wordmark{font-family:Fraunces,Georgia,serif;font-weight:600;font-size:24px;color:var(--forest);letter-spacing:.01em;line-height:1}
.wordmark small{display:block;font-family:Inter,sans-serif;font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-weight:600;margin-top:3px}
.tabs{display:flex;gap:2px;margin-left:8px}
.tab{border:0;background:transparent;font:inherit;font-weight:500;color:var(--ink-2);padding:8px 12px;border-radius:6px;cursor:pointer}
.tab:hover{background:var(--surface-2);color:var(--ink)}
.tab[aria-selected="true"]{background:var(--leaf-soft);color:var(--forest);font-weight:600}
.tab:focus-visible{outline:2px solid var(--leaf);outline-offset:1px}
.spacer{flex:1}
.ctl{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--ink-2)}
.ctl select{font:inherit;font-size:12.5px;padding:5px 8px;border:1px solid var(--line-strong);border-radius:6px;background:var(--surface);color:var(--ink)}
.vintage{font-family:"IBM Plex Mono",monospace;font-size:12px;color:var(--muted)}
main{padding:18px 20px 40px;max-width:1280px;margin:0 auto}
.view[hidden]{display:none}
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(215px,1fr));gap:12px;margin-bottom:14px}
.kpi{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:14px 16px;display:flex;flex-direction:column;gap:4px;min-height:112px}
.kpi .label{font-size:12px;color:var(--ink-2);font-weight:500}
.kpi .value{font-size:28px;font-weight:600;letter-spacing:-.01em;line-height:1.1;margin-top:2px}
.kpi.hero .value{font-size:44px}
.kpi .sub{font-size:12px;color:var(--muted);margin-top:auto;display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.pill{display:inline-flex;align-items:center;gap:5px;font-size:11px;font-weight:600;padding:2px 8px;border-radius:999px;white-space:nowrap}
.pill::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}
.pill.good{background:var(--good-soft);color:var(--good)}
.pill.warn{background:var(--warn-soft);color:var(--warn)}
.pill.crit{background:var(--crit-soft);color:var(--crit)}
.pill.muted{background:var(--surface-2);color:var(--ink-2)}
.grid{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(0,1fr);gap:12px}
@media (max-width:900px){.grid{grid-template-columns:minmax(0,1fr)}}
.card{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:14px 16px;min-width:0}
.card h2{font-size:14px;font-weight:600;margin:0 0 2px;color:var(--ink)}
.card .sub{font-size:12px;color:var(--muted);margin-bottom:10px}
.card-head{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}
.card-head .legend{margin-left:auto;display:flex;gap:12px;font-size:11.5px;color:var(--ink-2)}
.legend i{display:inline-block;width:10px;height:10px;border-radius:2px;margin-right:5px;vertical-align:-1px}
.legend i.line{height:2px;width:14px;border-radius:1px;vertical-align:3px}
.legend i.dash{height:0;width:14px;border-top:2px dashed var(--warn);vertical-align:3px;border-radius:0}
.chartwrap{position:relative;height:300px}
table{border-collapse:collapse;width:100%;font-size:13px}
th{text-align:left;font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);font-weight:600;padding:6px 8px;border-bottom:1px solid var(--line);white-space:nowrap}
td{padding:7px 8px;border-bottom:1px solid var(--line);vertical-align:middle;color:var(--ink-2)}
td:first-child{color:var(--ink);font-weight:500}
tr:last-child td{border-bottom:0}
.num{text-align:right;font-family:"IBM Plex Mono",monospace;font-variant-numeric:tabular-nums;font-size:12.5px}
th.num{text-align:right}
.neg{color:var(--crit)}
.pos{color:var(--good)}
.tablewrap{overflow-x:auto}
.stack{display:flex;flex-direction:column;gap:12px}
.list{list-style:none;margin:0;padding:0}
.list li{display:grid;grid-template-columns:52px minmax(0,1fr) auto;gap:10px;padding:8px 0;border-bottom:1px solid var(--line);align-items:center}
.list li:last-child{border-bottom:0}
.list .d{font-family:"IBM Plex Mono",monospace;font-size:12px;color:var(--muted)}
.list .t{font-weight:500;color:var(--ink)}
.list .e{font-size:12px;color:var(--muted);display:block}
.meter{height:10px;border-radius:5px;background:var(--leaf-soft);overflow:hidden;margin:8px 0 6px}
.meter i{display:block;height:100%;background:var(--leaf);border-radius:5px}
.rowline{display:flex;justify-content:space-between;font-size:12.5px;color:var(--ink-2)}
.flag{font-size:11px;font-weight:600;color:var(--warn);background:var(--warn-soft);padding:1px 6px;border-radius:4px;margin-left:6px}
.src{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:12px}
.srcc{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:12px 14px}
.srcc .n{font-weight:600;color:var(--ink);display:flex;justify-content:space-between;align-items:center;gap:8px}
.srcc .m{font-size:12px;color:var(--muted);margin-top:4px;font-family:"IBM Plex Mono",monospace}
.srcc .w{font-size:12.5px;color:var(--ink-2);margin-top:6px}
.note{font-size:12px;color:var(--muted);margin-top:10px}
.gap-good{color:var(--good)}.gap-warn{color:var(--warn)}

/* --- additions beyond the prototype: nav links, login, forms, flashes --- */
.tabs a.tab{text-decoration:none;display:inline-block}
.login{max-width:360px;margin:80px auto;background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:24px}
.login h1{font-family:Fraunces,Georgia,serif;color:var(--forest);margin:0 0 14px;font-size:28px}
.field{display:flex;flex-direction:column;gap:4px;margin-bottom:12px;font-size:12.5px;color:var(--ink-2)}
.field input,.field select,.field textarea{font:inherit;padding:7px 9px;border:1px solid var(--line-strong);border-radius:6px;background:var(--surface);color:var(--ink)}
.btn{font:inherit;font-weight:600;background:var(--forest);color:#fff;border:0;border-radius:6px;padding:8px 14px;cursor:pointer}
.btn.secondary{background:var(--surface-2);color:var(--ink);border:1px solid var(--line-strong)}
.flash{padding:8px 12px;border-radius:6px;margin-bottom:12px;font-size:13px}
.flash.ok{background:var(--good-soft);color:var(--good)}
.flash.warn{background:var(--warn-soft);color:var(--warn)}
.flash.crit{background:var(--crit-soft);color:var(--crit)}
.formgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:10px 12px}
.who{font-size:12.5px;color:var(--ink-2)}
.who a{color:var(--ink-2)}