:root {
  --bg: #f6f4ed; --card: #ffffff; --ink: #122119; --muted: #5d6b62; --line: #d8ddd4; --brand: #184c3c; --brand-ink: #ffffff;
  --ok: #1d7a4a; --warn: #9a6a00; --bad: #b3261e; --ok-bg: #e3f3ea; --warn-bg: #fbf0d4; --bad-bg: #fbe4e2;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1a14; --card: #17261e; --ink: #eef2ec; --muted: #9db0a4; --line: #2b4034; --brand: #5fb592; --brand-ink: #0b1a12;
    --ok: #6fd09b; --warn: #e6bb55; --bad: #ff9a92; --ok-bg: #173a29; --warn-bg: #3a3012; --bad-bg: #432220;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif; }
.app { max-width: 960px; margin: 0 auto; padding: 0 16px 48px; }
.hidden { display: none !important; }
.center { text-align: center; }
.pad { padding: 48px 0; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.mono { font-family: ui-monospace, Menlo, Consolas, monospace; }
.right { text-align: right; }
.noscript { padding: 16px; background: var(--warn-bg); }

h1 { font-size: 22px; margin: 0 0 4px; }
h2 { font-size: 18px; margin: 0 0 12px; }
a { color: var(--brand); }

.top { display: flex; align-items: center; gap: 12px; padding: 14px 0; flex-wrap: wrap; }
.brand { font-weight: 700; letter-spacing: 1px; color: var(--brand); }
.top .spacer { flex: 1; }
.who { font-size: 13px; color: var(--muted); }

.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 20px; margin: 0 0 16px; }
.signin { max-width: 440px; margin: 48px auto 0; }
.signin h1 { font-size: 24px; }

label { display: block; font-weight: 600; font-size: 14px; margin: 14px 0 6px; }
input, select, textarea {
  width: 100%; padding: 12px; font: inherit; color: var(--ink); background: var(--card);
  border: 1px solid var(--line); border-radius: 8px;
}
textarea { min-height: 110px; resize: vertical; }
input:focus, select:focus, textarea:focus, button:focus-visible, a:focus-visible { outline: 3px solid var(--brand); outline-offset: 1px; }
input.code { font-size: 28px; letter-spacing: 10px; text-align: center; font-family: ui-monospace, Menlo, Consolas, monospace; }

.btn {
  display: inline-block; padding: 12px 18px; font: inherit; font-weight: 600; text-decoration: none; cursor: pointer;
  color: var(--ink); background: var(--card); border: 1px solid var(--line); border-radius: 8px;
}
.btn.primary { background: var(--brand); color: var(--brand-ink); border-color: var(--brand); }
.btn.block { display: block; width: 100%; margin-top: 18px; text-align: center; }
.btn.small { padding: 6px 12px; font-size: 14px; }
.btn:disabled { opacity: .55; cursor: default; }
.link { background: none; border: 0; padding: 0; font: inherit; color: var(--brand); text-decoration: underline; cursor: pointer; }

.row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.row.between { justify-content: space-between; }
.note { padding: 12px 14px; border-radius: 8px; margin: 14px 0; background: var(--warn-bg); color: var(--ink); }
.note.bad { background: var(--bad-bg); }
.note.ok { background: var(--ok-bg); }

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px; margin: 0 0 16px; }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 16px; }
.stat .n { font-size: 24px; font-weight: 700; }
.stat .l { font-size: 13px; color: var(--muted); }
.stat.due .n { color: var(--bad); }

.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin: 0 0 16px; overflow-x: auto; }
.tabs a { padding: 10px 14px; text-decoration: none; color: var(--muted); font-weight: 600; border-bottom: 3px solid transparent; white-space: nowrap; }
.tabs a.on { color: var(--brand); border-bottom-color: var(--brand); }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-size: 12px; text-transform: uppercase; letter-spacing: .5px; color: var(--muted); }
td.num, th.num { text-align: right; white-space: nowrap; }
.table-wrap { overflow-x: auto; }

.badge { display: inline-block; padding: 2px 10px; border-radius: 99px; font-size: 12px; font-weight: 700; background: var(--line); }
.badge.ok { background: var(--ok-bg); color: var(--ok); }
.badge.warn { background: var(--warn-bg); color: var(--warn); }
.badge.bad { background: var(--bad-bg); color: var(--bad); }

.toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); background: var(--ink); color: var(--bg); padding: 12px 18px; border-radius: 8px; max-width: 90vw; z-index: 9; }
.toast.bad { background: var(--bad); color: #fff; }

.invoice h1 { margin-bottom: 8px; }
.invoice .parties { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 16px 0; }
.totals { margin: 12px 0 0 auto; max-width: 320px; }
.totals div { display: flex; justify-content: space-between; padding: 3px 0; }
.totals .grand { font-weight: 700; font-size: 18px; border-top: 2px solid var(--ink); margin-top: 4px; padding-top: 6px; }
.words { font-size: 13px; color: var(--muted); margin: 8px 0 0; }
.keybox { font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 12px; word-break: break-all; background: var(--bg); border: 1px solid var(--line); border-radius: 8px; padding: 10px; }

@media (max-width: 600px) {
  .invoice .parties { grid-template-columns: 1fr; }
  .card { padding: 16px; }
  .totals { max-width: none; }
}

@media print {
  body { background: #fff; color: #000; }
  .top, .tabs, .noprint, .toast { display: none !important; }
  .card { border: 0; padding: 0; }
  .app { max-width: none; padding: 0; }
}

/* ---- Polish: layout, header, sign-in panel, overview ---------------------------------------- */
:root { --brand-2: #689740; --lime: #d0eb7d; --shadow: 0 1px 2px rgba(18,33,25,.06), 0 8px 24px rgba(18,33,25,.06); }
body { min-height: 100vh; }
.app { max-width: none; padding: 0; }
.card { box-shadow: var(--shadow); border-radius: 12px; }
.logo { font-weight: 800; letter-spacing: 1.5px; font-size: 17px; color: var(--ink); display: inline-flex; align-items: center; gap: 4px; }
.logo em { font-style: normal; color: var(--brand-2); }
.logo .mark { font-size: 26px; color: #7bba4d; margin-right: 2px; line-height: 1; }

/* sign-in */
.auth { display: grid; grid-template-columns: minmax(320px, 5fr) 6fr; min-height: 100vh; }
.auth-side { background: linear-gradient(160deg, #163d31 0%, #1d5a45 100%); color: #ecf4e9; padding: 40px 48px; display: flex; flex-direction: column; justify-content: space-between; gap: 32px; }
.auth-side .logo, .auth-side .logo em { color: #fff; }
.auth-side .logo em { color: #c3ec78; }
.auth-pitch h2 { font-size: 30px; line-height: 1.2; letter-spacing: -.5px; margin: 0 0 28px; }
.ticks { list-style: none; margin: 0; padding: 0; display: grid; gap: 18px; }
.ticks li { display: grid; padding-left: 34px; position: relative; }
.ticks li::before { content: "\2713"; position: absolute; left: 0; top: 0; width: 22px; height: 22px; border-radius: 50%; background: #c3ec78; color: #163d31; font-weight: 800; font-size: 13px; display: grid; place-items: center; }
.ticks strong { font-size: 16px; }
.ticks span { font-size: 14px; color: #bcd3c4; }
.auth-foot { font-size: 13px; color: #a9c4b3; margin: 0; max-width: 420px; }
.auth-main { display: flex; flex-direction: column; justify-content: center; align-items: center; padding: 32px 20px; gap: 18px; }
.auth-card { width: 100%; max-width: 440px; background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 32px; box-shadow: var(--shadow); }
.auth-card h1 { font-size: 26px; letter-spacing: -.4px; }
.trust { max-width: 440px; text-align: center; color: var(--muted); margin: 0; }
.auth-card .note { font-size: 13px; }

/* signed in */
.top { background: var(--card); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 5; }
.top-in { max-width: 1040px; margin: 0 auto; padding: 12px 16px; display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.top-in .spacer { flex: 1; }
.top-in select { width: auto; max-width: 240px; padding: 8px; }
.page { max-width: 1040px; margin: 0 auto; padding: 8px 16px 40px; min-height: 60vh; }
.tabs { margin: 8px 0 20px; }
.hello { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; flex-wrap: wrap; margin-bottom: 18px; }
.hello h1 { font-size: 28px; letter-spacing: -.5px; }
.status { display: flex; gap: 10px; flex-wrap: wrap; }
.pill { display: grid; background: var(--card); border: 1px solid var(--line); border-left: 4px solid var(--ok); border-radius: 8px; padding: 8px 14px; min-width: 150px; }
.pill.warn { border-left-color: var(--warn); } .pill.bad { border-left-color: var(--bad); }
.pill .k { font-size: 11px; text-transform: uppercase; letter-spacing: .6px; color: var(--muted); }
.pill .v { font-weight: 700; font-size: 14px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid2 > .card { margin: 0; }
.grid2 { margin-bottom: 16px; }
.hero-card { background: linear-gradient(160deg, #163d31, #1d5a45); color: #ecf4e9; border-color: transparent; }
.hero-card .muted, .hero-card .small { color: #bcd3c4; }
.hero-card.due { background: linear-gradient(160deg, #5b1f1a, #8a2f26); }
.hero-card .big { font-size: 40px; font-weight: 800; letter-spacing: -1px; margin: 4px 0; }
.hero-card .btn { border-color: transparent; }
.hero-card .btn.primary { background: var(--lime); color: #163d31; }
.lic { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--line); }
.help-strip { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
.foot { border-top: 1px solid var(--line); background: var(--card); }
.foot-in { max-width: 1040px; margin: 0 auto; padding: 18px 16px; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; font-size: 13px; color: var(--muted); }
.note[role=note] { border-radius: 0; margin: 0; text-align: center; font-size: 13px; }
.toast { z-index: 20; }

@media (max-width: 860px) {
  .auth { grid-template-columns: 1fr; }
  .auth-side { padding: 24px 20px; gap: 18px; }
  .auth-pitch h2 { font-size: 22px; margin-bottom: 16px; }
  .ticks { gap: 10px; } .ticks span { display: none; }
  .auth-foot { display: none; }
  .auth-main { padding: 20px 16px 32px; }
  .auth-card { padding: 22px; }
  .grid2 { grid-template-columns: 1fr; }
  .hero-card .big { font-size: 34px; }
}
@media print { .top, .foot, .auth-side { display: none !important; } .page { padding: 0; max-width: none; } }
.auth-card .note[role=note]{margin:0 0 18px;border-radius:8px}