:root {
  --bg: #eef1f8;
  --grad-1: #0f766e;
  --grad-2: #115e59;
  --panel: #ffffff;
  --ink: #1e293b;
  --muted: #64748b;
  --line: #e6e9f0;
  --brand: #0f766e;
  --green: #16a34a; --green-bg: #dcfce7;
  --amber: #b45309; --amber-bg: #fef3c7;
  --red: #dc2626;   --red-bg: #fee2e2;
  --grey: #64748b;  --grey-bg: #f1f5f9;
  --none: #94a3b8;  --none-bg: #f8fafc;
  --blue: #2563eb;
  --shadow: 0 1px 3px rgba(15,23,42,.06), 0 8px 24px rgba(15,23,42,.07);
  --radius: 14px;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg); color: var(--ink); font-size: 15px; line-height: 1.5;
  padding-bottom: 48px;
}

/* top bar */
.topbar {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 12px 18px;
  background: linear-gradient(120deg, var(--grad-1), var(--grad-2));
  color: #fff; box-shadow: var(--shadow);
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark {
  font-size: 22px; width: 42px; height: 42px; border-radius: 12px;
  background: rgba(255,255,255,.18); display: grid; place-items: center;
}
.topbar h1 { font-size: 18px; margin: 0; font-weight: 700; letter-spacing: -.2px; }
.brand-sub { margin: 1px 0 0; font-size: 12px; color: rgba(255,255,255,.85); }
.topbar-actions { display: flex; gap: 8px; }

main { max-width: 1180px; margin: 0 auto; padding: 16px 16px 24px; }
.freshness { margin: 4px 2px 14px; font-size: 12.5px; color: var(--muted); }

/* tiles */
.tiles { display: grid; grid-template-columns: repeat(6, 1fr); gap: 10px; margin-bottom: 14px; }
.tile {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 12px 14px; border-top: 3px solid var(--line);
}
.tile-val { font-size: 24px; font-weight: 800; letter-spacing: -.5px; }
.tile-label { font-size: 12px; color: var(--muted); margin-top: 2px; }
.tile-sub { font-size: 12px; font-weight: 700; color: var(--muted); margin-top: 3px; }
.t-blue { border-top-color: var(--blue); } .t-blue .tile-val { color: var(--blue); }
.t-green { border-top-color: var(--green); } .t-green .tile-val { color: var(--green); }
.t-amber { border-top-color: var(--amber); } .t-amber .tile-val { color: var(--amber); }
.t-red { border-top-color: var(--red); } .t-red .tile-val { color: var(--red); }
.t-grey { border-top-color: var(--grey); } .t-grey .tile-val { color: var(--grey); }

/* stage strip */
.stage-strip { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 10px; margin-bottom: 16px; }
.stage-seg { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 9px 11px; box-shadow: var(--shadow); }
.stage-seg-head { display: flex; justify-content: space-between; font-size: 12.5px; font-weight: 600; margin-bottom: 6px; }
.stage-bar { display: flex; height: 8px; border-radius: 5px; overflow: hidden; background: var(--none-bg); }
.stage-bar span { background: var(--green); min-width: 0; }
.stage-bar span.a { background: var(--amber); }
.stage-bar span.r { background: var(--red); }
.stage-bar span.n { background: #d7dce5; }

/* filter bar */
.filterbar { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; align-items: center; }
.filterbar select, .filterbar input[type=search] {
  padding: 9px 11px; font-size: 14px; color: var(--ink);
  border: 1px solid var(--line); border-radius: 10px; background: #fff; outline: none;
}
.filterbar input[type=search] { flex: 1; min-width: 200px; }
.filterbar select:focus, .filterbar input:focus { border-color: var(--brand); }

/* table */
.table-wrap { overflow-x: auto; background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); box-shadow: var(--shadow); }
table.grid { width: 100%; border-collapse: collapse; font-size: 13.5px; }
table.grid th, table.grid td { padding: 9px 12px; text-align: left; border-bottom: 1px solid var(--line); }
table.grid thead th { position: sticky; top: 0; background: #f7faf9; font-size: 11.5px;
  text-transform: uppercase; letter-spacing: .04em; color: var(--muted); z-index: 1; }
table.grid tbody tr:hover { background: #f6faf9; }
table.grid tbody tr:last-child td { border-bottom: 0; }
.nowrap { white-space: nowrap; }
td.stale { color: var(--red); font-weight: 600; }
tr.has-remark td:nth-child(6)::after { content: " 💬"; }

tr.flag-none td:nth-child(2), tr.flag-none td:nth-child(3), tr.flag-none td:nth-child(4) { color: var(--muted); }
tr.flag-none { background: #fcfcfd; }
tr.flag-red td:first-child { box-shadow: inset 3px 0 0 var(--red); }
tr.flag-amber td:first-child { box-shadow: inset 3px 0 0 var(--amber); }
tr.flag-green td:first-child { box-shadow: inset 3px 0 0 var(--green); }

.dot { display: inline-block; width: 9px; height: 9px; border-radius: 50%; background: var(--none); }
.dot.green { background: var(--green); } .dot.amber { background: var(--amber); }
.dot.red { background: var(--red); } .dot.grey { background: var(--grey); }
.dot.none { background: #cbd5e1; }

.pill { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 11.5px; font-weight: 700; }
.s-on-track { background: var(--green-bg); color: var(--green); }
.s-ahead-of-schedule { background: var(--green-bg); color: var(--green); }
.s-slightly-behind { background: var(--amber-bg); color: var(--amber); }
.s-significantly-behind { background: var(--red-bg); color: var(--red); }

.sec-title { font-size: 16px; margin: 26px 2px 4px; }
.muted { color: var(--muted); }
.sm { font-size: 12.5px; }
.loading, .empty { color: var(--muted); text-align: center; padding: 30px 0; }

/* buttons */
.btn {
  appearance: none; border: 1px solid var(--line); background: #fff; color: var(--ink);
  font-size: 14px; font-weight: 600; padding: 9px 14px; border-radius: 10px;
  cursor: pointer; text-decoration: none; display: inline-flex; align-items: center; gap: 6px;
}
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .6; cursor: default; }
.btn.sm { padding: 8px 12px; font-size: 13px; }
.btn-primary { background: var(--brand); border-color: var(--brand); color: #fff; }
.btn-lg { padding: 13px 20px; font-size: 16px; width: 100%; justify-content: center; }
.btn.ghost { background: rgba(255,255,255,.16); color: #fff; border-color: rgba(255,255,255,.3); }

/* toast */
.toast {
  position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%);
  background: #111827; color: #fff; padding: 10px 16px; border-radius: 10px;
  font-size: 14px; z-index: 50; box-shadow: var(--shadow); max-width: 90%; text-align: center;
}

/* login */
.login-body { display: grid; place-items: center; min-height: 100vh; padding: 20px;
  background: linear-gradient(120deg, var(--grad-1), var(--grad-2)); }
.login-card {
  background: #fff; border-radius: 18px; padding: 30px 26px; width: 100%; max-width: 340px;
  text-align: center; box-shadow: 0 20px 50px rgba(0,0,0,.25); display: flex; flex-direction: column; gap: 12px;
}
.login-logo { font-size: 40px; }
.login-card h1 { margin: 0; font-size: 21px; }
.login-card input { padding: 12px 14px; font-size: 16px; border: 1px solid var(--line); border-radius: 12px; }
.err { color: var(--red); font-size: 13px; margin: 0; }

@media (max-width: 900px) {
  .tiles { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 560px) {
  .tiles { grid-template-columns: repeat(2, 1fr); }
}