:root {
  --brand: #0f7a5f;
  --brand-2: #12b886;
  --brand-ink: #0a5c47;
  --accent: #e8873a;
  --brand-soft: color-mix(in srgb, var(--brand) 10%, transparent);
  --danger: #c9462f;
  --bg: #f4f7f6;
  --bg-2: #eef2f1;
  --card: #ffffff;
  --ink: #17211d;
  --ink-2: #3c4a44;
  --muted: #6b7a73;
  --line: #e2e8e5;
  --ok: #159b6b;
  --bad: #c9462f;
  --warn: #d9822b;
  --shadow: 0 1px 2px rgba(16,40,32,.04), 0 8px 24px rgba(16,40,32,.06);
  --shadow-lg: 0 4px 12px rgba(16,40,32,.08), 0 20px 48px rgba(16,40,32,.10);
  --radius: 14px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e1512; --bg-2: #0a100e; --card: #16201c; --ink: #e6ece9; --ink-2: #b6c4be;
    --muted: #869a92; --line: #263330;
    --brand: #35c295; --brand-2: #2bd6a3; --brand-ink: #7fe3c4; --accent: #f0a15e;
    --shadow: 0 1px 2px rgba(0,0,0,.3), 0 8px 24px rgba(0,0,0,.35);
    --shadow-lg: 0 8px 30px rgba(0,0,0,.45);
  }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 15px/1.6 -apple-system, "Segoe UI", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--brand); text-decoration: none; }
a:hover { color: var(--brand-ink); }
h1, h2, h3 { letter-spacing: -0.01em; }

/* ---------- top bar ---------- */
.topbar {
  display: flex; align-items: center; gap: 20px; flex-wrap: wrap;
  padding: 12px 26px; background: color-mix(in srgb, var(--card) 82%, transparent);
  backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 20;
}
.brand { display: flex; align-items: center; gap: 9px; }
.brand-mark {
  background: linear-gradient(135deg, var(--brand), var(--brand-2)); color: #fff;
  font-weight: 800; padding: 4px 11px; border-radius: 9px; letter-spacing: .5px;
  box-shadow: 0 2px 8px color-mix(in srgb, var(--brand) 40%, transparent);
}
.brand-sub { color: var(--muted); font-weight: 500; }
.nav { display: flex; gap: 2px; flex: 1; flex-wrap: wrap; }
.nav a { padding: 8px 13px; border-radius: 9px; color: var(--ink-2); font-weight: 500; transition: .15s; }
.nav a:hover { background: var(--brand-soft); color: var(--brand-ink); }
.nav a.active { color: var(--brand); font-weight: 600; background: var(--brand-soft); }
.nav-right { display: flex; align-items: center; gap: 10px; }

main { max-width: 1120px; margin: 26px auto; padding: 0 18px; min-height: 66vh; }
.footer { text-align: center; padding: 30px; border-top: 1px solid var(--line); margin-top: 44px; color: var(--muted); }

/* ---------- flashes ---------- */
.flash {
  background: color-mix(in srgb, var(--ok) 12%, var(--card)); border: 1px solid color-mix(in srgb, var(--ok) 40%, transparent);
  color: var(--ok); padding: 11px 16px; border-radius: 11px; margin-bottom: 16px; font-weight: 500;
}
.flash.error { background: color-mix(in srgb, var(--bad) 10%, var(--card)); border-color: color-mix(in srgb, var(--bad) 40%, transparent); color: var(--bad); }

/* ---------- cards & layout ---------- */
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px 24px; margin-bottom: 18px; box-shadow: var(--shadow);
}
.card h2 { margin: 0 0 14px; font-size: 17px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
@media (max-width: 880px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

.row { display: flex; gap: 13px; flex-wrap: wrap; margin-bottom: 10px; }
label { display: flex; flex-direction: column; gap: 5px; font-size: 12.5px; color: var(--muted); flex: 1; min-width: 150px; font-weight: 500; }
input, select, textarea {
  padding: 10px 12px; border: 1px solid var(--line); border-radius: 10px;
  background: var(--bg); color: var(--ink); font: inherit; width: 100%; transition: .15s;
}
textarea { font-family: ui-monospace, Consolas, monospace; font-size: 13px; }
input:focus, select:focus, textarea:focus {
  outline: none; border-color: var(--brand);
  box-shadow: 0 0 0 3px var(--brand-soft); background: var(--card);
}

.btn {
  display: inline-flex; align-items: center; gap: 7px; border: 1px solid var(--line);
  background: var(--card); color: var(--ink); padding: 10px 17px; border-radius: 10px;
  cursor: pointer; font: inherit; font-weight: 600; transition: .15s;
}
.btn:hover { border-color: var(--brand); color: var(--brand); transform: translateY(-1px); }
.btn.primary {
  background: linear-gradient(135deg, var(--brand), var(--brand-2)); border: 0; color: #fff;
  box-shadow: 0 2px 10px color-mix(in srgb, var(--brand) 35%, transparent);
}
.btn.primary:hover { color: #fff; filter: brightness(1.06); box-shadow: 0 4px 16px color-mix(in srgb, var(--brand) 45%, transparent); }
.btn.danger { border-color: var(--danger); color: var(--danger); }
.btn.danger:hover { background: var(--danger); color: #fff; }
.btn.small { padding: 6px 12px; font-size: 13px; }
.btn.ghost { border-style: dashed; color: var(--muted); font-weight: 500; }
.btn:disabled { opacity: .55; cursor: wait; transform: none; }
.actions { display: flex; align-items: center; gap: 14px; margin: 12px 0; flex-wrap: wrap; }

/* ---------- tables ---------- */
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th { text-align: left; color: var(--muted); font-weight: 600; font-size: 11.5px; text-transform: uppercase; letter-spacing: .04em; padding: 9px 8px; border-bottom: 1px solid var(--line); }
td { padding: 10px 8px; border-bottom: 1px solid var(--line); vertical-align: middle; }
tr:last-child td { border-bottom: 0; }
.num { text-align: right; font-variant-numeric: tabular-nums; }
table.items input, table.items select { padding: 6px 8px; font-size: 13px; }

/* ---------- badges, misc ---------- */
.badge { padding: 3px 10px; border-radius: 20px; font-size: 12px; font-weight: 700; white-space: nowrap; letter-spacing: .02em; }
.badge.active, .badge.A, .badge.ok { background: color-mix(in srgb, var(--ok) 16%, transparent); color: var(--ok); }
.badge.pending { background: color-mix(in srgb, var(--warn) 18%, transparent); color: var(--warn); }
.badge.suspended, .badge.Cancelled, .badge.cancelled, .badge.bad { background: color-mix(in srgb, var(--bad) 14%, transparent); color: var(--bad); }
.muted { color: var(--muted); font-size: 13px; font-weight: 400; }
.irn { font-family: ui-monospace, Consolas, monospace; font-size: 12.5px; word-break: break-all; background: var(--bg-2); padding: 6px 9px; border-radius: 7px; display: inline-block; }
.kv { display: grid; grid-template-columns: 170px 1fr; gap: 7px 14px; font-size: 14px; }
.kv dt { color: var(--muted); } .kv dd { margin: 0; }
.totals { display: flex; justify-content: flex-end; gap: 30px; margin-top: 14px; font-size: 15px; }
.totals b { font-size: 17px; }
.result { border-left: 3px solid var(--ok); }
.result.error { border-left-color: var(--bad); }
.qr img { max-width: 170px; border: 1px solid var(--line); border-radius: 10px; padding: 8px; background: #fff; }
pre.json { background: var(--bg-2); border: 1px solid var(--line); border-radius: 10px; padding: 12px; font-size: 12.5px; overflow-x: auto; line-height: 1.5; }
.hidden { display: none !important; }
code { background: var(--bg-2); padding: 1px 6px; border-radius: 5px; font-size: 13px; }

/* ---------- landing ---------- */
.hero {
  text-align: center; padding: 68px 18px 40px;
  background: radial-gradient(1200px 400px at 50% -10%, var(--brand-soft), transparent);
  margin: -26px -18px 8px; border-radius: 0 0 32px 32px;
}
.hero .eyebrow { display: inline-block; background: var(--brand-soft); color: var(--brand-ink); font-weight: 600; font-size: 13px; padding: 5px 14px; border-radius: 20px; margin-bottom: 18px; }
.hero h1 { font-size: clamp(30px, 5vw, 46px); margin: 0 0 14px; line-height: 1.1; }
.hero h1 .grad { background: linear-gradient(120deg, var(--brand), var(--brand-2)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.hero p { color: var(--ink-2); max-width: 640px; margin: 0 auto 26px; font-size: 17px; }

.section-title { text-align: center; margin: 40px 0 6px; font-size: 26px; }
.section-sub { text-align: center; color: var(--muted); margin: 0 0 22px; }

/* pricing */
.pricing-group { margin-bottom: 12px; }
.pricing-group h3 { display: flex; align-items: center; gap: 10px; font-size: 18px; margin: 22px 4px 12px; }
.pricing-group h3 .tag { font-size: 12px; font-weight: 600; color: var(--brand); background: var(--brand-soft); padding: 3px 10px; border-radius: 16px; }
.plan-card { text-align: center; position: relative; transition: .18s; }
.plan-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); border-color: color-mix(in srgb, var(--brand) 40%, var(--line)); }
.plan-card.featured { border-color: var(--brand); box-shadow: var(--shadow-lg); }
.plan-card .ribbon { position: absolute; top: -11px; left: 50%; transform: translateX(-50%); background: var(--accent); color: #fff; font-size: 11px; font-weight: 700; padding: 3px 12px; border-radius: 20px; }
.plan-card .price { font-size: 30px; font-weight: 800; margin: 10px 0 2px; }
.plan-card .price small { font-size: 13px; color: var(--muted); font-weight: 500; }
.plan-card .per { color: var(--muted); font-size: 13px; margin-bottom: 12px; }

.steps { counter-reset: step; }
.steps .card { position: relative; padding-left: 62px; }
.steps .card::before {
  counter-increment: step; content: counter(step);
  position: absolute; left: 18px; top: 20px; width: 30px; height: 30px;
  background: linear-gradient(135deg, var(--brand), var(--brand-2)); color: #fff; border-radius: 50%;
  display: flex; align-items: center; justify-content: center; font-weight: 700;
}
.stat { text-align: center; }
.stat .n { font-size: 28px; font-weight: 800; color: var(--brand); }
.auth-card { max-width: 470px; margin: 44px auto; }
.auth-card h2 { font-size: 22px; }

/* counter — invoice + receipt in one action */
.counter-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; align-items: start; }
@media (max-width: 900px) { .counter-grid { grid-template-columns: 1fr; } }
.counter-grid h3 { font-size: 15px; margin: 18px 0 8px; }
.check { display: flex; align-items: center; gap: 8px; margin: 8px 0; font-size: 14px; cursor: pointer; }
.check input { width: auto; margin: 0; }
.sub { padding-left: 22px; border-left: 2px solid var(--line); margin-bottom: 10px; }
.totals { display: flex; gap: 18px; justify-content: flex-end; padding-top: 10px; font-size: 14px; }
.actions-cell { display: flex; gap: 6px; }
pre.code {
  background: var(--surface, #f5f6f8); border: 1px solid var(--line);
  border-radius: 8px; padding: 10px 12px; overflow-x: auto;
  font-family: ui-monospace, Consolas, monospace; font-size: 12px; line-height: 1.5;
}
details summary { cursor: pointer; color: var(--brand); font-size: 13px; }