:root {
  --font-display: 'Cabinet Grotesk', 'General Sans', system-ui, sans-serif;
  --font-body: 'General Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --bg: #f4f6f5;
  --surface: #ffffff;
  --surface-2: #eef2f1;
  --border: #dde4e3;
  --text: #17262b;
  --muted: #5d6f74;
  --faint: #8a9a9e;
  --accent: #0f5e73;
  --accent-hover: #0b4a5b;
  --accent-soft: #e2eff2;
  --danger: #b4322a;
  --danger-soft: #fbe9e7;
  --warn: #9a5b00;
  --warn-soft: #fdf1dc;
  --ok: #1f7a4a;
  --ok-soft: #e3f3ea;
  --radius: 10px;
  --radius-sm: 7px;
  --shadow: 0 1px 2px rgba(16, 38, 43, .05), 0 2px 8px rgba(16, 38, 43, .04);
  --text-xs: 12px; --text-sm: 14px; --text-base: 16px; --text-lg: 19px; --text-xl: 26px;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body { font-family: var(--font-body); font-size: var(--text-base); color: var(--text); background: var(--bg); line-height: 1.45; -webkit-font-smoothing: antialiased; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { margin: 0; line-height: 1.2; }
h1 { font-family: var(--font-display); font-size: var(--text-xl); font-weight: 800; letter-spacing: -.01em; }
h2 { font-size: var(--text-lg); font-weight: 600; }
h3 { font-size: var(--text-base); font-weight: 600; }
button, input, select, textarea { font: inherit; color: inherit; }
.muted { color: var(--muted); }
.small { font-size: var(--text-sm); }
.xs { font-size: var(--text-xs); }
.hidden { display: none !important; }

/* layout */
.app { display: grid; grid-template-columns: 232px 1fr; min-height: 100vh; }
.sidebar { background: var(--surface); border-right: 1px solid var(--border); padding: 20px 14px; position: sticky; top: 0; height: 100vh; display: flex; flex-direction: column; gap: 4px; }
.brand { display: flex; align-items: center; gap: 10px; padding: 4px 8px 18px; }
.brand svg { flex: none; }
.brand b { font-family: var(--font-display); font-size: 17px; font-weight: 800; display: block; line-height: 1.1; }
.brand span { font-size: var(--text-xs); color: var(--muted); }
.nav a { display: flex; align-items: center; gap: 10px; padding: 10px 10px; border-radius: var(--radius-sm); color: var(--muted); font-weight: 500; font-size: 15px; }
.nav a:hover { background: var(--surface-2); text-decoration: none; color: var(--text); }
.nav a.active { background: var(--accent-soft); color: var(--accent); }
.nav svg { width: 19px; height: 19px; flex: none; }
.sidebar .me { margin-top: auto; padding: 12px 10px 0; border-top: 1px solid var(--border); font-size: var(--text-sm); }
.main { padding: 28px 32px 60px; max-width: 1080px; width: 100%; }
.page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 20px; flex-wrap: wrap; }
.page-head p { margin: 4px 0 0; color: var(--muted); font-size: var(--text-sm); }
.mobile-bar { display: none; }

/* components */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); }
.card-pad { padding: 18px 20px; }
.card + .card, .stack > * + * { margin-top: 16px; }
.card-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 14px 20px; border-bottom: 1px solid var(--border); }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 7px; border: 1px solid var(--border); background: var(--surface); padding: 9px 14px; border-radius: var(--radius-sm); font-size: var(--text-sm); font-weight: 600; cursor: pointer; white-space: nowrap; min-height: 40px; transition: background .15s, border-color .15s; }
.btn:hover { background: var(--surface-2); text-decoration: none; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { background: var(--accent-hover); }
.btn.danger { color: var(--danger); }
.btn.danger:hover { background: var(--danger-soft); }
.btn.sm { padding: 5px 10px; min-height: 32px; font-size: 13px; }
.btn:disabled { opacity: .55; cursor: default; }
.btn svg { width: 16px; height: 16px; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.spacer { flex: 1; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 18px; }
.kpi { padding: 14px 16px; }
.kpi .v { font-family: var(--font-display); font-size: 28px; font-weight: 800; line-height: 1; margin-top: 6px; font-variant-numeric: tabular-nums; }
.kpi .l { font-size: var(--text-xs); color: var(--muted); font-weight: 500; text-transform: uppercase; letter-spacing: .04em; }
.kpi.alert .v { color: var(--danger); }

label.f { display: block; font-size: var(--text-sm); font-weight: 500; }
label.f > span { display: block; margin-bottom: 5px; color: var(--muted); }
input[type=text], input[type=email], input[type=tel], input[type=password], input[type=date], input[type=number], input[type=search], select, textarea {
  width: 100%; border: 1px solid var(--border); background: #fff; border-radius: var(--radius-sm); padding: 9px 11px; min-height: 42px; font-size: 15px;
}
textarea { min-height: 84px; resize: vertical; line-height: 1.45; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; border-color: var(--accent); }
.check { display: inline-flex; align-items: center; gap: 8px; font-size: var(--text-sm); cursor: pointer; }
.check input { width: 18px; height: 18px; accent-color: var(--accent); }
.hint { font-size: var(--text-xs); color: var(--muted); margin-top: 5px; }
.form-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; }
.c2 { grid-column: span 2; } .c3 { grid-column: span 3; } .c4 { grid-column: span 4; } .c6 { grid-column: span 6; } .c1 { grid-column: span 1; }

.list { list-style: none; margin: 0; padding: 0; }
.item { display: flex; align-items: center; gap: 14px; padding: 13px 20px; border-top: 1px solid var(--border); }
.item:first-child { border-top: 0; }
.item .who { min-width: 0; flex: 1; }
.item .who b { display: block; font-weight: 600; }
.item .who .sub { font-size: var(--text-sm); color: var(--muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
a.item { color: inherit; }
a.item:hover { background: var(--surface-2); text-decoration: none; }
.due { text-align: right; font-size: var(--text-sm); min-width: 120px; }
.due b { display: block; font-variant-numeric: tabular-nums; }
.pill { display: inline-flex; align-items: center; gap: 5px; font-size: 12px; font-weight: 600; padding: 3px 9px; border-radius: 99px; background: var(--surface-2); color: var(--muted); white-space: nowrap; }
.pill.red { background: var(--danger-soft); color: var(--danger); }
.pill.amber { background: var(--warn-soft); color: var(--warn); }
.pill.green { background: var(--ok-soft); color: var(--ok); }
.pill.blue { background: var(--accent-soft); color: var(--accent); }
.tabs { display: flex; gap: 4px; padding: 4px; background: var(--surface-2); border-radius: 9px; width: fit-content; margin-bottom: 14px; flex-wrap: wrap; }
.tabs button { border: 0; background: transparent; padding: 7px 13px; border-radius: 7px; font-size: var(--text-sm); font-weight: 600; color: var(--muted); cursor: pointer; }
.tabs button.on { background: var(--surface); color: var(--text); box-shadow: var(--shadow); }
.tabs .n { margin-left: 4px; font-variant-numeric: tabular-nums; }
.banner { display: flex; gap: 12px; align-items: center; padding: 12px 16px; border-radius: var(--radius); margin-bottom: 16px; font-size: var(--text-sm); flex-wrap: wrap; }
.banner.warn { background: var(--warn-soft); color: #6d4100; }
.banner.ok { background: var(--ok-soft); color: #155a36; }
.empty { padding: 34px 20px; text-align: center; color: var(--muted); }
.empty b { display: block; color: var(--text); margin-bottom: 4px; }
table.t { width: 100%; border-collapse: collapse; font-size: var(--text-sm); }
table.t th { text-align: left; font-weight: 600; color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .04em; padding: 10px 14px; border-bottom: 1px solid var(--border); }
table.t td { padding: 10px 14px; border-bottom: 1px solid var(--border); vertical-align: middle; }
table.t tr:last-child td { border-bottom: 0; }
table.t input, table.t select { min-height: 36px; padding: 6px 8px; font-size: 14px; }
.scroll-x { overflow-x: auto; }
.sys { border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 14px; background: var(--surface-2); position: relative; }
.sys + .sys { margin-top: 10px; }
.kv { display: grid; grid-template-columns: 110px 1fr; gap: 6px 12px; font-size: var(--text-sm); }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; overflow-wrap: anywhere; }
.sec-title { font-size: 12px; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); font-weight: 600; margin: 0 0 10px; }

/* modal + toast */
.modal-bg { position: fixed; inset: 0; background: rgba(16, 30, 34, .45); display: grid; place-items: center; z-index: 50; padding: 16px; }
.modal { background: var(--surface); border-radius: 12px; width: 100%; max-width: 460px; max-height: 92vh; overflow: auto; box-shadow: 0 10px 40px rgba(0,0,0,.2); }
.modal .card-head { position: sticky; top: 0; background: var(--surface); }
.modal-body { padding: 18px 20px; display: grid; gap: 14px; }
.modal-foot { padding: 14px 20px; border-top: 1px solid var(--border); display: flex; justify-content: flex-end; gap: 8px; }
.toast { position: fixed; bottom: 22px; left: 50%; transform: translateX(-50%); background: #17262b; color: #fff; padding: 11px 18px; border-radius: 9px; font-size: var(--text-sm); z-index: 60; box-shadow: 0 6px 20px rgba(0,0,0,.2); max-width: 90vw; }
.toast.bad { background: var(--danger); }

/* auth */
.auth { min-height: 100vh; display: grid; place-items: center; padding: 20px; background: linear-gradient(160deg, #e6f0ef 0%, #f4f6f5 55%); }
.auth .card { width: 100%; max-width: 400px; padding: 28px; }
.auth h1 { margin: 14px 0 4px; }
.auth form { display: grid; gap: 14px; margin-top: 20px; }
.err { color: var(--danger); font-size: var(--text-sm); min-height: 1em; }

.skeleton { background: linear-gradient(90deg, var(--surface-2), #f8faf9, var(--surface-2)); background-size: 200% 100%; animation: sh 1.2s infinite; border-radius: 6px; height: 16px; }
@keyframes sh { to { background-position: -200% 0; } }

@media (max-width: 860px) {
  .app { grid-template-columns: 1fr; }
  .sidebar { position: fixed; bottom: 0; top: auto; left: 0; right: 0; height: auto; flex-direction: row; padding: 6px 4px calc(6px + env(safe-area-inset-bottom)); border-right: 0; border-top: 1px solid var(--border); z-index: 40; }
  .sidebar .brand, .sidebar .me { display: none; }
  .nav { display: flex; width: 100%; justify-content: space-around; }
  .nav a { flex-direction: column; gap: 2px; font-size: 11px; padding: 6px 8px; flex: 1; }
  .mobile-bar { display: flex; align-items: center; gap: 10px; padding: 12px 16px; background: var(--surface); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 30; }
  .mobile-bar b { font-family: var(--font-display); font-weight: 800; font-size: 17px; }
  .main { padding: 18px 14px 100px; }
  .kpis { grid-template-columns: repeat(2, 1fr); }
  .grid2, .grid3 { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: repeat(2, 1fr); }
  .c1, .c2 { grid-column: span 1; } .c3, .c4, .c6 { grid-column: span 2; }
  .item { padding: 12px 14px; gap: 10px; flex-wrap: wrap; }
  .item .acts { width: 100%; display: flex; gap: 8px; }
  .item .acts .btn { flex: 1; }
  .due { min-width: 0; }
  .card-head { padding: 12px 14px; }
  .card-pad { padding: 14px; }
  h1 { font-size: 24px; }
}
.kpis .card, .grid2 > .card, .grid3 > .card { margin-top: 0; }