:root {
  --navy: #1F3B5B; --navy-d: #16293f; --accent: #2E7DAF; --accent-l: #e8f1f8;
  --red: #E74C3C; --yellow: #F1C40F; --green: #27AE60; --grey: #95A5A6;
  --bg: #f4f7fa; --card: #ffffff; --line: #e1e6eb; --text: #24313f; --muted: #6b7a8c;
  --shadow: 0 1px 3px rgba(31,59,91,.08), 0 4px 12px rgba(31,59,91,.05);
}
* { box-sizing: border-box; }
body { margin: 0; font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg); color: var(--text); font-size: 14px; }
a { color: var(--accent); text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

/* ---------- login ---------- */
#login { position: fixed; inset: 0; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--navy), var(--navy-d)); }
#login .box { background: var(--card); padding: 34px 32px; border-radius: 12px;
  width: min(360px, 92vw); box-shadow: 0 20px 60px rgba(0,0,0,.35); }
#login h1 { margin: 0 0 4px; color: var(--navy); font-size: 20px; }
#login p { margin: 0 0 22px; color: var(--muted); font-size: 13px; }
#login input { width: 100%; padding: 11px 12px; margin-bottom: 12px; border: 1px solid var(--line);
  border-radius: 7px; font-size: 14px; }
#login button { width: 100%; padding: 11px; background: var(--accent); color: #fff; border: 0;
  border-radius: 7px; font-size: 15px; font-weight: 600; }
#login button:hover { background: var(--navy); }
#login .err { color: var(--red); font-size: 13px; min-height: 18px; margin-top: 6px; }

/* ---------- shell ---------- */
#app { display: none; grid-template-columns: 232px 1fr; min-height: 100vh; }
#app.on { display: grid; }
aside { background: var(--navy); color: #cdd8e4; padding: 0 0 20px; position: sticky; top: 0;
  height: 100vh; overflow-y: auto; }
aside .brand { padding: 20px 20px 14px; border-bottom: 1px solid rgba(255,255,255,.08); }
aside .brand b { color: #fff; font-size: 15px; display: block; }
aside .brand span { color: var(--accent); font-size: 11px; letter-spacing: .5px; }
nav .grp { padding: 14px 20px 6px; font-size: 10px; text-transform: uppercase; letter-spacing: 1px;
  color: #7d93ab; }
nav a { display: block; padding: 9px 20px; color: #cdd8e4; font-size: 13.5px; border-left: 3px solid transparent; }
nav a:hover { background: rgba(255,255,255,.05); color: #fff; }
nav a.active { background: rgba(46,125,175,.22); border-left-color: var(--accent); color: #fff; font-weight: 600; }

main { padding: 0; overflow-x: hidden; }
header.top { background: var(--card); border-bottom: 1px solid var(--line); padding: 14px 28px;
  display: flex; align-items: center; justify-content: space-between; position: sticky; top: 0; z-index: 5; }
header.top h2 { margin: 0; color: var(--navy); font-size: 18px; }
header.top .who { color: var(--muted); font-size: 13px; }
header.top .who b { color: var(--text); }
header.top .who button { margin-left: 14px; background: none; border: 1px solid var(--line);
  padding: 6px 12px; border-radius: 6px; color: var(--muted); }
.content { padding: 24px 28px; }

/* ---------- cards / tables ---------- */
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px;
  box-shadow: var(--shadow); margin-bottom: 22px; overflow: hidden; }
.card .hd { padding: 14px 18px; border-bottom: 1px solid var(--line); display: flex;
  align-items: center; justify-content: space-between; }
.card .hd h3 { margin: 0; font-size: 15px; color: var(--navy); }
.card .hd .sub { color: var(--muted); font-size: 12px; margin-top: 2px; }
.card .bd { padding: 0; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th { background: #fafbfc; text-align: left; padding: 10px 12px; color: var(--muted);
  font-weight: 600; font-size: 11.5px; text-transform: uppercase; letter-spacing: .4px;
  border-bottom: 1px solid var(--line); white-space: nowrap; }
td { padding: 9px 12px; border-bottom: 1px solid #eef2f5; }
tbody tr:hover { background: #f8fafc; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
td.chk, th.chk { width: 32px; text-align: center; padding-left: 6px; padding-right: 6px; }
td.chk input, th.chk input { cursor: pointer; }
th.sortable { cursor: pointer; user-select: none; white-space: nowrap; }
th.sortable:hover { color: var(--accent); }
.total-row td { font-weight: 700; background: var(--accent-l); border-top: 2px solid var(--accent); }
.unfunded-cell { background: #fdf0ee; color: #a94422; font-weight: 600; }
.unfunded-text { color: #a94422; font-weight: 600; }

/* ---------- buttons / pills ---------- */
.btn { background: var(--accent); color: #fff; border: 0; padding: 8px 14px; border-radius: 7px;
  font-size: 13px; font-weight: 600; }
.btn:hover { background: var(--navy); }
.btn.ghost { background: #fff; color: var(--accent); border: 1px solid var(--accent); }
.btn.ghost:hover { background: var(--accent-l); }
.btn.sm { padding: 5px 10px; font-size: 12px; }
.btn.danger { background: #fff; color: var(--red); border: 1px solid #f0c4bf; }
.btn.danger:hover { background: #fdecea; }
.row-actions { display: flex; gap: 6px; }

.ryg { display: inline-block; min-width: 58px; text-align: center; padding: 3px 8px; border-radius: 20px;
  color: #fff; font-size: 11.5px; font-weight: 700; }
.ryg.Red { background: var(--red); } .ryg.Yellow { background: var(--yellow); color: #5b4a00; }
.ryg.Green { background: var(--green); } .ryg.Closed, .ryg\- { background: var(--grey); }
.ryg.dash { background: #cfd8e0; color: #5a6b7a; }

/* ---------- KPI tiles ---------- */
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px,1fr)); gap: 16px; margin-bottom: 22px; }
.kpi { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 16px 18px;
  box-shadow: var(--shadow); }
.kpi .lbl { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .5px; }
.kpi .val { font-size: 26px; font-weight: 700; color: var(--navy); margin-top: 6px; font-variant-numeric: tabular-nums; }
.kpi .sub { color: var(--muted); font-size: 12px; margin-top: 3px; }
.kpi.red .val { color: var(--red); } .kpi.yellow .val { color: #c9a400; } .kpi.green .val { color: var(--green); }

.bar { height: 9px; background: #eef2f5; border-radius: 6px; overflow: hidden; margin-top: 8px; }
.bar > span { display: block; height: 100%; background: var(--accent); }
.bar > span.over { background: var(--red); }

/* ---------- forms / modal ---------- */
.modal-bg { position: fixed; inset: 0; background: rgba(20,35,55,.5); display: grid; place-items: center; z-index: 50; }
.modal { background: #fff; border-radius: 12px; width: 560px; max-width: 94vw; max-height: 90vh; overflow-y: auto;
  box-shadow: 0 30px 80px rgba(0,0,0,.4); }
.modal .mh { padding: 16px 20px; border-bottom: 1px solid var(--line); font-weight: 700; color: var(--navy); font-size: 16px; }
.modal .mb { padding: 18px 20px; display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.modal .mb .full { grid-column: 1 / -1; }
.modal .mf { padding: 14px 20px; border-top: 1px solid var(--line); display: flex; justify-content: flex-end; gap: 10px; }
.field label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 5px; font-weight: 600; }
.field input, .field select, .field textarea { width: 100%; padding: 9px 10px; border: 1px solid var(--line);
  border-radius: 7px; font-size: 14px; font-family: inherit; }
.field textarea { min-height: 60px; resize: vertical; }

.toolbar { display: flex; gap: 10px; align-items: center; margin-bottom: 16px; flex-wrap: wrap; }
.toolbar .spacer { flex: 1; }
.hint { color: var(--muted); font-size: 12.5px; }
.toast { position: fixed; bottom: 22px; right: 22px; background: var(--navy); color: #fff; padding: 12px 18px;
  border-radius: 8px; box-shadow: 0 8px 24px rgba(0,0,0,.3); font-size: 13.5px; z-index: 80; opacity: 0;
  transform: translateY(10px); transition: .25s; }
.toast.show { opacity: 1; transform: translateY(0); }
.toast.err { background: var(--red); }
.mono { font-variant-numeric: tabular-nums; }
.muted { color: var(--muted); }
.briefing-issue { padding: 10px 14px; border-left: 3px solid var(--yellow); background: #fffdf3; margin: 8px 0; border-radius: 0 6px 6px 0; }
.briefing-issue.Red { border-left-color: var(--red); background: #fdf0ee; }
.upload-drop { border: 2px dashed var(--line); border-radius: 10px; padding: 22px; text-align: center; color: var(--muted); }
.upload-drop.hot { border-color: var(--accent); background: var(--accent-l); }

.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.legend { background: var(--accent-l); border: 1px solid #d4e4f0; border-radius: 8px;
  padding: 10px 14px; margin-bottom: 16px; font-size: 12.5px; color: #3a5064; line-height: 1.6; }
.legend b { color: var(--navy); }

/* ---------- responsive / mobile ---------- */
#navToggle { display: none; background: none; border: 1px solid var(--line); border-radius: 8px;
  font-size: 18px; line-height: 1; padding: 6px 10px; color: var(--navy); }
#navBackdrop { display: none; }

@media (max-width: 860px) {
  #app.on { grid-template-columns: 1fr; }
  aside { position: fixed; left: 0; top: 0; height: 100vh; width: 250px; z-index: 60;
    transform: translateX(-100%); transition: transform .22s ease; }
  #app.nav-open aside { transform: translateX(0); box-shadow: 0 0 50px rgba(0,0,0,.45); }
  #app.nav-open #navBackdrop { display: block; position: fixed; inset: 0; z-index: 55;
    background: rgba(20,35,55,.45); }
  #navToggle { display: inline-flex; }
  header.top { padding: 11px 14px; position: sticky; top: 0; }
  header.top h2 { font-size: 16px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  header.top .sub { display: none; }
  .who { font-size: 12px; white-space: nowrap; }
  .hide-mobile { display: none; }
  .content { padding: 14px; }
  .two-col { grid-template-columns: 1fr; gap: 16px; }
  .kpis { grid-template-columns: 1fr 1fr; gap: 12px; }
  .kpi .val { font-size: 22px; }
  /* data tables scroll horizontally instead of squashing */
  .card .bd { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .card .bd > table { min-width: 560px; }
  .modal .mb { grid-template-columns: 1fr; }
  .modal { width: 96vw; }
  .toolbar { gap: 8px; }
}

@media (max-width: 440px) {
  .kpis { grid-template-columns: 1fr; }
  .btn, .btn.sm { padding: 8px 12px; }   /* comfier tap targets */
  .row-actions .btn.sm { padding: 7px 10px; }
}

/* ---- staffing chips (resource<->project many-to-many) ---- */
.chips { display: flex; flex-wrap: wrap; gap: 4px; max-width: 340px; }
.chip { display: inline-flex; align-items: center; gap: 4px; padding: 2px 8px;
  background: var(--accent-l); color: var(--navy); border: 1px solid #cfe0ed;
  border-radius: 11px; font-size: 12px; line-height: 1.5; white-space: nowrap; }
.chip .chiph { color: var(--accent); font-weight: 600; font-size: 11px; }
.chklist { display: flex; flex-direction: column; gap: 6px; max-height: 320px;
  overflow-y: auto; border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px; }
.chkline { display: flex; align-items: center; gap: 9px; font-size: 14px; cursor: pointer; }
.chkline input { width: 16px; height: 16px; flex: 0 0 auto; }
.chkline input:disabled { cursor: not-allowed; }