:root {
  --green: #0f5c4d;
  --green-soft: #e3f1ec;
  --green-light: #34d399;
  --ink: #1b2421;
  --muted: #5b6661;
  --line: #dde2dd;
  --line-soft: #e6eae6;
  --bg: #f4f5f2;
  --card: #ffffff;
  --side: #1f2326;
  --danger: #9a3412;
  --danger-soft: #fdebdd;
  --refund: #8f1d1d;
}
* { box-sizing: border-box; }
html, body, #root { height: 100%; }
body { margin: 0; font-family: "DM Sans", system-ui, sans-serif; font-size: 16px; color: var(--ink); background: var(--bg); }
button, input, select { font: inherit; }
h1, h2, h3, p { margin: 0; }

/* shell */
.shell { min-height: 100vh; display: flex; flex-direction: column; }
.topbar { height: 64px; background: var(--green); color: #fff; display: flex; align-items: center; justify-content: space-between; padding-right: 24px; position: relative; z-index: 15; flex: none; }
.brand { width: 260px; padding-left: 20px; font-size: 20px; font-weight: 700; flex: none; }
.topbar-right { display: flex; align-items: center; gap: 12px; position: relative; }
.notice { color: #d7efe6; font-weight: 600; }
.avatar { width: 44px; height: 44px; border-radius: 50%; border: 2px solid #fff; background: #fff; color: var(--green); display: grid; place-items: center; cursor: pointer; }
.menu { position: absolute; top: 54px; right: 0; width: 280px; max-width: 90vw; background: #fff; color: var(--ink); border: 1px solid var(--line); border-radius: 12px; box-shadow: 0 8px 24px rgba(20, 24, 22, 0.14); padding: 16px; display: flex; flex-direction: column; gap: 12px; }
.menu small { display: block; font-size: 13px; color: var(--muted); }
.menu strong { font-size: 18px; }
.body { display: flex; flex: 1; min-height: 0; }
.sidebar { width: 260px; flex: none; background: var(--side); padding: 16px 0; display: flex; flex-direction: column; gap: 2px; }
.nav-link { display: flex; align-items: center; gap: 14px; min-height: 48px; padding: 0 20px; border-left: 4px solid transparent; color: #d5d9dc; text-decoration: none; font-weight: 500; }
.nav-link:hover { background: rgba(255, 255, 255, 0.05); }
.nav-link.active { border-left-color: var(--green-light); background: rgba(255, 255, 255, 0.08); color: var(--green-light); font-weight: 600; }
.main { flex: 1; min-width: 0; padding: 24px 32px; display: flex; flex-direction: column; gap: 24px; }
.page-head { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; }
.page-head h1 { font-size: 28px; }
.row { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.grid-2 { display: flex; flex-wrap: wrap; gap: 24px; align-items: flex-start; }
.grow2 { flex: 2 1 420px; } .grow1 { flex: 1 1 260px; }

/* cards, forms, buttons */
.card { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 24px; }
.card h2 { font-size: 18px; margin-bottom: 12px; }
.stack { display: flex; flex-direction: column; gap: 16px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.row > .field { flex: 1 1 150px; min-width: 0; }
.field label { font-weight: 600; }
.input, select.input { min-height: 48px; padding: 0 12px; border: 1px solid #b9c2bc; border-radius: 10px; background: #fff; width: 100%; }
.input-money { display: flex; align-items: center; gap: 8px; min-height: 48px; padding: 0 12px; border: 1px solid #b9c2bc; border-radius: 10px; background: #fff; }
.input-money input { flex: 1; min-width: 0; border: 0; outline: 0; background: transparent; }
.readonly { min-height: 48px; padding: 0 12px; border: 1px solid var(--line); border-radius: 10px; background: var(--bg); display: flex; align-items: center; font-weight: 700; color: var(--danger); }
.btn { min-height: 48px; padding: 0 28px; border-radius: 10px; border: 1px solid #b9c2bc; background: #fff; color: var(--ink); font-weight: 600; cursor: pointer; }
.btn-primary { background: var(--green); border-color: var(--green); color: #fff; }
.btn-outline { border: 2px solid var(--green); color: var(--green); }
.btn-small { min-height: 44px; padding: 0 18px; font-weight: 500; }
.btn-due { border: 2px solid var(--danger); background: var(--danger-soft); color: var(--danger); }
.btn:disabled { background: var(--line-soft); color: var(--muted); border-color: var(--line-soft); cursor: not-allowed; }
.chip { min-height: 48px; padding: 0 28px; border-radius: 10px; border: 1px solid #b9c2bc; background: #fff; cursor: pointer; font-weight: 500; }
.chip[aria-pressed="true"] { border: 2px solid var(--green); background: var(--green-soft); color: var(--green); font-weight: 600; }
.error { color: var(--danger); font-weight: 600; }
.ok { color: var(--green); font-weight: 600; }
.muted { color: var(--muted); }
.search-box { display: flex; align-items: center; gap: 8px; border: 1px solid #b9c2bc; border-radius: 10px; background: #fff; min-height: 48px; padding: 0 12px; }
.search-box input { flex: 1; min-width: 0; border: 0; outline: 0; background: transparent; }
.stat { min-width: 170px; padding: 12px 16px; border-radius: 12px; border: 1px solid var(--line); background: #fff; }
.stat small { display: block; font-size: 13px; color: var(--muted); }
.stat b { font-size: 20px; }
.stat.warn { background: var(--danger-soft); border-color: #e7b9a0; } .stat.warn small { color: #7a2e0e; } .stat.warn b { color: var(--danger); }
.pick { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 8px; min-height: 52px; padding: 8px 16px; border: 1px solid #b9c2bc; border-radius: 10px; background: #fff; cursor: pointer; text-align: left; width: 100%; }
.selected { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 12px; padding: 12px 16px; background: var(--bg); border: 1px solid var(--line); border-radius: 10px; }

/* tabs */
.tabs { display: flex; flex-wrap: wrap; gap: 8px; border-bottom: 1px solid var(--line); }
.tab { min-height: 48px; padding: 0 20px; border: 0; border-bottom: 3px solid transparent; background: transparent; cursor: pointer; margin-bottom: -1px; color: #3f4a45; font-weight: 500; }
.tab[aria-selected="true"] { border-bottom-color: var(--green); color: var(--green); font-weight: 700; }

/* tables */
.table-wrap { overflow-x: auto; }
table.table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
.table th { text-align: left; padding: 10px 12px; border-bottom: 2px solid var(--ink); font-size: 13px; letter-spacing: 0.04em; text-transform: uppercase; color: var(--muted); font-weight: 600; }
.table td { padding: 14px 12px; border-bottom: 1px solid var(--line-soft); }
.table td.strong { font-weight: 700; }
.table .actions { display: flex; gap: 8px; }
.empty { padding: 16px 12px; text-align: center; color: var(--danger); font-weight: 600; }
.pill { display: inline-block; padding: 4px 12px; border-radius: 999px; font-weight: 600; font-size: 14px; background: var(--green-soft); color: var(--green); }
.pill.due { background: var(--danger-soft); color: var(--danger); }
.pill.recv { background: #fff1c9; color: #6b4a00; }
.pill.ws { background: #e8e6f5; color: #473b8c; }
.pill.refund { background: #fbe4e4; color: var(--refund); }
.neg { color: var(--refund); } .due-text { color: var(--danger); }
.sum-row { display: flex; justify-content: space-between; align-items: center; padding: 12px 0; border-bottom: 1px solid var(--line-soft); }
.sum-total { display: flex; justify-content: space-between; padding: 10px 0 0; font-weight: 700; }
.box { padding: 16px; border: 1px solid var(--line); border-radius: 12px; background: #fff; }

/* modal */
.backdrop { position: fixed; inset: 0; z-index: 30; background: rgba(20, 24, 22, 0.5); display: grid; place-items: center; padding: 16px; }
.modal { width: 440px; max-width: 100%; max-height: 90%; overflow-y: auto; background: #fff; border-radius: 16px; padding: 24px; display: flex; flex-direction: column; gap: 16px; }
.modal.wide { width: 680px; }
.modal h2 { font-size: 20px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 12px; }

/* login */
.login-page { min-height: 100vh; display: grid; grid-template-rows: 1fr auto; place-items: center; padding: 32px 32px 0; }
.login-card { width: 380px; max-width: 100%; background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 32px; display: flex; flex-direction: column; gap: 16px; }
.login-card .brand-name { font-size: 20px; font-weight: 700; color: var(--green); }
.login-card h1 { font-size: 28px; }

@media (max-width: 800px) {
  .sidebar { width: 72px; } .nav-link span { display: none; } .nav-link { padding: 0 24px; }
  .brand { width: auto; } .main { padding: 16px; }
}

/* plain-JS additions */
.hidden { display: none !important; }
a.nav-link { cursor: pointer; }
.muted-p { margin-top: 12px; font-size: 14px; color: var(--muted); }
.main > div:empty { display: none; }
.footer { flex: none; width: 100%; padding: 14px 16px; border-top: 1px solid var(--line); background: #fff; color: var(--muted); font-size: 13px; text-align: center; }

/* small layout helpers, used instead of inline styles */
.icon { flex: none; }
.row.align-end { align-items: flex-end; }
.row.align-start { align-items: flex-start; }
.row.spread { justify-content: space-between; }
.row.end { justify-content: flex-end; }
.gap-lg { gap: 24px; }
.grow-search { flex: 1 1 320px; }
.field.fixed { flex: none; }
.w-sm { max-width: 520px; } .w-md { max-width: 560px; } .w-lg { max-width: 640px; }
.flush, .card .flush { margin: 0; }
.mt-8 { margin-top: 8px; } .mt-12 { margin-top: 12px; } .mt-16 { margin-top: 16px; }
.label { font-weight: 600; }
.lead { font-size: 18px; }
/* My Plan */
.c-blue { --c: #2f4f86; --c-soft: #e4ecf8; } .c-green { --c: #0f5c4d; --c-soft: #e3f1ec; } .c-purple { --c: #6b3fa0; --c-soft: #efe6f9; }
.c-amber { --c: #8a5a00; --c-soft: #fdecc8; } .c-teal { --c: #0e6577; --c-soft: #dcf1f4; } .c-rose { --c: #a3204f; --c-soft: #fbe4ec; }
.plan-tag { display: inline-block; padding: 3px 12px; border-radius: 999px; background: var(--c-soft, var(--green-soft)); color: var(--c, var(--green)); font-weight: 600; font-size: 14px; white-space: nowrap; }
.ink { color: var(--ink); }
.recv-line { padding: 10px 14px; border-radius: 10px; background: #fff1c9; color: #6b4a00; font-weight: 600; }
.meter-row { display: flex; justify-content: space-between; gap: 12px; margin-bottom: 6px; }
.meter { height: 10px; border-radius: 999px; background: var(--line-soft); overflow: hidden; }
.meter span { display: block; height: 100%; border-radius: 999px; }
.meter .good { background: var(--green); } .meter .warn { background: #d97706; } .meter .bad { background: #b42318; }
.facts { display: grid; grid-template-columns: minmax(120px, 160px) 1fr; gap: 6px 16px; margin: 0; }
.facts dt { color: var(--muted); } .facts dd { margin: 0; font-weight: 600; min-width: 0; overflow-wrap: anywhere; }
.facts a { color: var(--green); }
.offers { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; align-items: stretch; }
.offer { display: flex; flex-direction: column; gap: 8px; padding: 20px; }
.offer.current { border: 2px solid var(--green); }
.offer .plan-price { font-size: 30px; font-weight: 700; color: var(--green); line-height: 1.2; }
.offer .plan-price span { font-size: 16px; font-weight: 500; color: var(--muted); }
.offer-tagline { color: var(--ink); }
.plan-list { list-style: none; margin: 6px 0 12px; padding: 0; display: flex; flex-direction: column; gap: 4px; flex: 1; }
.plan-list .yes span { color: var(--green); font-weight: 700; }
.plan-list .no { color: var(--muted); }
.plan-list .no span { color: #c0392b; font-weight: 700; }
.offer .btn { width: 100%; }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.small-print { font-size: 14px; }
.box h3 { font-size: 16px; margin-bottom: 8px; }
.qty-input { width: 120px; }
.readonly.plain { min-width: 140px; color: inherit; }
.warn-line { padding: 10px 14px; background: var(--danger-soft); border-radius: 10px; }
.soft-warn { background: #fdf6f0; border-color: #e7b9a0; }
.btn-danger { color: var(--danger); border-color: #e7b9a0; }
.divider { border-top: 1px solid var(--line-soft); padding-top: 20px; align-items: flex-start; }
.stretch { align-self: stretch; }

/* Settings > Roles: what a role can use */
/* columns of three, filled top to bottom */
.checks { border: 1px solid var(--line); border-radius: 10px; padding: 14px 18px; margin: 0; display: grid; grid-auto-flow: column;
  grid-template-rows: repeat(3, auto); grid-auto-columns: minmax(190px, 1fr); gap: 12px 24px; }
.check span small { display: block; font-size: 13px; color: var(--muted); font-weight: 400; }
@media (max-width: 700px) { .checks { grid-auto-flow: row; grid-template-rows: none; grid-template-columns: 1fr 1fr; } }
.checks legend { padding: 0 6px; font-weight: 600; }
.check { display: flex; align-items: flex-start; gap: 10px; cursor: pointer; line-height: 1.3; }
.check input { margin-top: 1px; flex: none; }
.check input { width: 18px; height: 18px; accent-color: var(--green); }
.check.off { color: var(--muted); cursor: not-allowed; }

/* the platform's warning while a bill is unpaid */
.licence-bar { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; background: #fef3c7; color: #78350f;
  padding: 10px 20px; border-bottom: 1px solid #fcd34d; font-weight: 500; }
.licence-bar .btn { background: #14532d; color: #fff; border-color: #14532d; }