:root{
  --bg:#f6f7f9; --panel:#fff; --ink:#0f172a; --muted:#64748b; --line:#e2e8f0;
  --accent:#166534; --accent2:#22c55e; --warn:#b45309; --danger:#b91c1c;
  --bar:#0f172a;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg);color:var(--ink);font-size:15px;line-height:1.5}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}

/* top bar */
.topbar{background:var(--bar);color:#e5e7eb}
.bar{display:flex;align-items:center;justify-content:space-between;height:60px}
.logo{color:#fff;font-weight:700;letter-spacing:.2px;display:flex;align-items:center;gap:10px;text-decoration:none}
.logo .mark{background:var(--accent2);color:#052e16;font-weight:800;border-radius:8px;padding:4px 7px;font-size:13px}
.nav{display:flex;gap:4px;align-items:center}
.nav a{color:#cbd5e1;padding:8px 12px;border-radius:8px;font-size:14px}
.nav a:hover{background:#1e293b;color:#fff;text-decoration:none}
.nav a.on{background:#1e293b;color:#fff}
.nav a.out{color:#94a3b8}

main.wrap{padding-top:28px;padding-bottom:48px}

/* headers */
.pagehead{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:22px;flex-wrap:wrap}
h1{font-size:26px;margin:0 0 4px}
h2{font-size:18px;margin:0 0 12px}
h3{font-size:15px;margin:0 0 8px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}
.sub{color:var(--muted);font-size:14px;margin:0}

/* cards & grid */
.card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:20px;margin-bottom:20px}
.grid{display:grid;gap:16px}
.g4{grid-template-columns:repeat(4,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
@media(max-width:900px){.g4,.g3,.g2{grid-template-columns:1fr 1fr}}
@media(max-width:620px){.g4,.g3,.g2{grid-template-columns:1fr}}

.stat{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:16px 18px}
.stat .n{font-size:28px;font-weight:700;letter-spacing:-.5px}
.stat .l{color:var(--muted);font-size:13px;margin-top:2px}
.stat.warn .n{color:var(--warn)}
.stat.danger .n{color:var(--danger)}
.stat.good .n{color:var(--accent)}

/* tables */
table{width:100%;border-collapse:collapse;font-size:14px}
th{text-align:left;color:var(--muted);font-weight:600;font-size:12.5px;text-transform:uppercase;
  letter-spacing:.05em;padding:10px 12px;border-bottom:1px solid var(--line)}
td{padding:12px;border-bottom:1px solid var(--line);vertical-align:middle}
tr:last-child td{border-bottom:none}
td.num{font-variant-numeric:tabular-nums}
.tbl-wrap{background:var(--panel);border:1px solid var(--line);border-radius:14px;overflow:hidden}

/* badges */
.badge{display:inline-block;font-size:12px;font-weight:600;padding:3px 9px;border-radius:999px;white-space:nowrap}
.st-todo{background:#eef2f7;color:#475569}
.st-in_progress{background:#e0f2fe;color:#075985}
.st-blocked{background:#fee2e2;color:#991b1b}
.st-done{background:#dcfce7;color:#166534}
.pri{font-size:12px;font-weight:600}
.pri-high{color:#b91c1c}
.pri-normal{color:#475569}
.pri-low{color:#94a3b8}

/* progress */
.pbar{height:8px;background:#e8edf3;border-radius:999px;overflow:hidden;min-width:90px}
.pbar i{display:block;height:100%;background:var(--accent2);border-radius:999px}
.pbar.big{height:12px}
.prow{display:flex;align-items:center;gap:10px}
.prow .pct{font-variant-numeric:tabular-nums;font-size:13px;color:var(--muted);min-width:38px;text-align:right}

/* forms */
label{display:block;font-size:13px;font-weight:600;color:#334155;margin-bottom:6px}
input[type=text],input[type=password],input[type=date],input[type=number],select,textarea{
  width:100%;padding:10px 12px;border:1px solid #cbd5e1;border-radius:10px;font:inherit;background:#fff;color:var(--ink)}
textarea{min-height:90px;resize:vertical}
input:focus,select:focus,textarea:focus{outline:2px solid #bbf7d0;border-color:var(--accent2)}
.field{margin-bottom:14px}
.row{display:flex;gap:14px;flex-wrap:wrap}
.row>*{flex:1;min-width:160px}
.btn{display:inline-block;background:var(--accent);color:#fff;border:0;border-radius:10px;padding:10px 16px;
  font:inherit;font-weight:600;cursor:pointer}
.btn:hover{background:#14532d;text-decoration:none}
.btn.sm{padding:6px 12px;font-size:13px;border-radius:8px}
.btn.ghost{background:#fff;color:var(--ink);border:1px solid #cbd5e1}
.btn.ghost:hover{background:#f1f5f9}
.btn.danger{background:#fff;color:var(--danger);border:1px solid #fca5a5}
.inline{display:inline}

/* flash */
.flash{background:#dcfce7;border:1px solid #86efac;color:#14532d;padding:12px 16px;border-radius:12px;margin-bottom:18px}
.flash.err{background:#fee2e2;border-color:#fca5a5;color:#7f1d1d}

/* misc */
.muted{color:var(--muted)}
.small{font-size:13px}
.right{text-align:right}
.spacer{height:18px}
.empty{padding:26px;text-align:center;color:var(--muted)}
.dot{display:inline-block;width:10px;height:10px;border-radius:50%;margin-right:8px}
.list{list-style:none;margin:0;padding:0}
.list li{padding:12px 0;border-bottom:1px solid var(--line);display:flex;gap:14px;align-items:flex-start}
.list li:last-child{border-bottom:none}
.tag{font-size:12px;color:var(--muted)}
.tabs{display:flex;gap:8px;margin-bottom:16px;flex-wrap:wrap}
.tabs a{background:#fff;border:1px solid var(--line);border-radius:999px;padding:7px 14px;font-size:13.5px;color:#334155}
.tabs a.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.foot{color:var(--muted);font-size:12.5px;padding:20px 0 30px}
.chart{display:flex;align-items:flex-end;gap:4px;height:120px}
.chart div{flex:1;background:#cbd5e1;border-radius:4px 4px 0 0;min-height:2px}
.chart div.today{background:var(--accent2)}

/* ---------- mobile ---------- */
@media(max-width:680px){
  .bar{height:auto;padding:10px 0;flex-wrap:wrap;gap:8px}
  .nav{width:100%;overflow-x:auto;gap:2px;padding-bottom:2px}
  .nav a{padding:6px 10px;font-size:13px;white-space:nowrap}
  .logo{font-size:15px}
  .logo .mark{padding:3px 6px;font-size:12px}
  main.wrap{padding-top:16px;padding-bottom:32px}
  .wrap{padding-left:14px;padding-right:14px}
  h1{font-size:21px}
  h2{font-size:16px}
  .card{padding:16px}
  .stat{padding:14px}
  .stat .n{font-size:24px}
  .pagehead{margin-bottom:16px;gap:8px}
  .pagehead .btn{padding:8px 12px;font-size:14px}
  table{font-size:13px}
  td,th{padding:9px 8px}
  .grid.g4{grid-template-columns:1fr 1fr}
}
@media(max-width:400px){
  .grid.g4{grid-template-columns:1fr}
}