:root {
  --bg: #f6f4ef;
  --surface: #ffffff;
  --surface-2: #faf8f4;
  --text: #2a2722;
  --muted: #77706a;
  --border: #e4dfd6;
  --accent: #b5651d;
  --accent-soft: #f5e6d6;
  --good: #2f7d4a;
  --bad: #b3261e;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(0, 0, 0, .05), 0 2px 8px rgba(0, 0, 0, .04);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
a { color: var(--accent); }
h1, h2, h3 { line-height: 1.2; margin: 0; }
h1 { font-size: 1.4rem; }
h2 { font-size: 1rem; }

/* Top bar */
.topbar {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 10;
}
.topbar-inner {
  max-width: 1200px; margin: 0 auto; padding: 10px 16px;
  display: flex; align-items: center; gap: 16px;
}
.brand { font-weight: 700; text-decoration: none; color: var(--text); display: flex; align-items: center; gap: 8px; }
.brand-mark { font-size: 1.3rem; }
.topbar nav a { text-decoration: none; color: var(--muted); font-size: .9rem; }
.topbar nav a.active, .topbar nav a:hover { color: var(--accent); }

.page { max-width: 1200px; margin: 0 auto; padding: 20px 16px 48px; }
.page-head { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 12px; margin-bottom: 16px; }
.page-head p { margin: 4px 0 0; color: var(--muted); font-size: .9rem; }

/* Cards */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px;
}
.card + .card { margin-top: 14px; }
.card-head { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; margin-bottom: 10px; }
.card-head .subtotal { font-variant-numeric: tabular-nums; font-weight: 600; color: var(--accent); white-space: nowrap; }
.hint { color: var(--muted); font-size: .8rem; }

/* Home tool tiles */
.tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 14px; }
.tile { display: block; text-decoration: none; color: inherit; transition: border-color .15s; }
.tile:hover { border-color: var(--accent); }
.tile h2 { margin: 6px 0 4px; }
.tile p { margin: 0; color: var(--muted); font-size: .88rem; }
.tile.soon { opacity: .55; pointer-events: none; }
.tile-icon { font-size: 1.6rem; }

/* Layout for calculator */
.calc { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 440px); gap: 16px; align-items: start; }
.summary { position: sticky; top: 64px; }
@media (max-width: 900px) {
  .calc { grid-template-columns: minmax(0, 1fr); }
  .summary { position: static; order: -1; }
}

/* Form rows */
.row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 6px 12px;
  align-items: center;
  padding: 8px 0;
  border-top: 1px dashed var(--border);
}
.row:first-of-type { border-top: 0; }
.row-label { font-weight: 500; }
.row-cost { font-variant-numeric: tabular-nums; text-align: right; min-width: 72px; font-weight: 600; }
.row-fields { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 8px 14px; }
.field { display: inline-flex; align-items: center; gap: 6px; font-size: .85rem; color: var(--muted); }
.field input { width: 88px; }

input[type=number], input[type=text], select {
  font: inherit;
  color: var(--text);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 5px 8px;
  min-height: 32px;
}
input[type=number] { text-align: right; font-variant-numeric: tabular-nums; }
input:focus, select:focus { outline: 2px solid var(--accent-soft); border-color: var(--accent); }

/* Editable list rows */
.list-row { display: grid; grid-template-columns: minmax(0, 1fr) 100px 32px; gap: 8px; align-items: center; margin-bottom: 6px; }
.list-row input[type=text] { width: 100%; }
.list-row input[type=number] { width: 100%; }
.price-row { grid-template-columns: minmax(0, 1fr) 90px 90px 32px; }
.check-row { grid-template-columns: 32px minmax(0, 1fr) 100px 32px; }
.check-row input[type=checkbox] { width: 18px; height: 18px; justify-self: center; accent-color: var(--accent); }
.list-head { font-size: .75rem; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }

/* Buttons */
.btn {
  font: inherit; font-size: .88rem;
  border: 1px solid var(--border); background: var(--surface); color: var(--text);
  border-radius: 6px; padding: 6px 12px; cursor: pointer; min-height: 32px;
}
.btn:hover { border-color: var(--accent); color: var(--accent); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { filter: brightness(1.08); color: #fff; }
.btn.icon { padding: 0; width: 32px; color: var(--muted); }
.btn.link { border: 0; background: none; padding: 4px 0; color: var(--accent); }
.toolbar { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }

/* Summary */
.kpis { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 14px; }
.kpi { background: var(--accent-soft); border-radius: 8px; padding: 10px 12px; }
.kpi-label { font-size: .78rem; color: var(--muted); }
.kpi-value { font-size: 1.5rem; font-weight: 700; font-variant-numeric: tabular-nums; }

table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
th, td { padding: 6px 4px; text-align: right; border-bottom: 1px solid var(--border); font-size: .88rem; }
th:first-child, td:first-child { text-align: left; }
th { font-weight: 600; color: var(--muted); font-size: .76rem; text-transform: uppercase; letter-spacing: .03em; }
tfoot td { font-weight: 700; border-bottom: 0; }
.share { display: inline-block; height: 6px; background: var(--accent); border-radius: 3px; vertical-align: middle; margin-right: 6px; }
.pos { color: var(--good); }
.neg { color: var(--bad); }
.section-title { margin: 16px 0 6px; font-size: .9rem; }
.note { font-size: .8rem; color: var(--muted); margin: 8px 0 0; }

.flash { position: fixed; bottom: 16px; left: 50%; transform: translateX(-50%); background: var(--text); color: #fff;
  padding: 8px 14px; border-radius: 6px; font-size: .88rem; opacity: 0; transition: opacity .2s; pointer-events: none; }
.flash.show { opacity: 1; }

@media print {
  body { background: #fff; }
  .topbar, .toolbar, .btn, .no-print { display: none !important; }
  .calc { grid-template-columns: 1fr 1fr; }
  .summary { position: static; }
  .card { box-shadow: none; break-inside: avoid; }
  input { border: 0; background: none; padding: 0; }
}

/* ---- Sign-in, account & users ---- */
.topbar-inner .user-menu { margin-left: auto; position: relative; }
.user-btn { display: flex; align-items: center; gap: 8px; font: inherit; font-size: .88rem; background: none; border: 1px solid transparent;
  border-radius: 20px; padding: 3px 10px 3px 3px; cursor: pointer; color: var(--text); }
.user-btn:hover { border-color: var(--border); }
.avatar { width: 28px; height: 28px; border-radius: 50%; background: var(--accent); color: #fff; display: grid; place-items: center;
  font-size: .75rem; font-weight: 700; }
.menu { position: absolute; right: 0; top: calc(100% + 6px); background: var(--surface); border: 1px solid var(--border);
  border-radius: 8px; box-shadow: 0 6px 24px rgba(0, 0, 0, .12); min-width: 200px; padding: 6px; z-index: 20; }
.menu a, .menu button { display: block; width: 100%; text-align: left; padding: 8px 10px; border-radius: 6px; font: inherit;
  font-size: .9rem; color: var(--text); text-decoration: none; background: none; border: 0; cursor: pointer; }
.menu a:hover, .menu button:hover { background: var(--accent-soft); }
.menu-head { padding: 8px 10px; font-weight: 600; border-bottom: 1px solid var(--border); margin-bottom: 4px; }
.menu-head span { display: block; font-weight: 400; font-size: .78rem; color: var(--muted); }
@media (max-width: 600px) { .user-name { display: none; } .topbar nav { display: none; } }

.auth-page { min-height: 100vh; display: grid; place-items: center; }
.auth-wrap { width: 100%; max-width: 380px; padding: 24px 16px; }
.auth-brand { font-weight: 700; font-size: 1.1rem; text-align: center; margin-bottom: 16px; }
.auth-card h1 { margin-bottom: 14px; }
.page.narrow { max-width: 520px; }

.form-field { display: block; font-weight: 500; font-size: .9rem; margin-bottom: 12px; }
.form-field input, .form-field select { display: block; width: 100%; margin-top: 4px; min-height: 40px; font-size: 1rem; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 0 12px; }
.check { display: flex; align-items: center; gap: 8px; font-size: .9rem; margin-bottom: 14px; }
.check input { width: 18px; height: 18px; accent-color: var(--accent); }
.btn.block { display: block; width: 100%; min-height: 42px; font-size: 1rem; }
.btn.danger:hover { border-color: var(--bad); color: var(--bad); }
.btn:disabled { opacity: .6; cursor: default; }
.center { text-align: center; }

.form-error { background: #fbeae9; color: var(--bad); border-radius: 6px; padding: 8px 12px; font-size: .9rem; margin: 0 0 12px; }
.banner { border-radius: 8px; padding: 10px 14px; margin: 0 0 14px; font-size: .9rem; }
.banner.warn { background: #fdf3dc; color: #7a5a00; }
.banner.ok { background: #e6f3ea; color: #1f5a33; }
.temp-pw { display: flex; align-items: center; gap: 10px; margin: 8px 0; }
.temp-pw code { font-size: 1.15rem; background: var(--surface); padding: 4px 10px; border-radius: 6px; user-select: all; }

.users-table td { vertical-align: middle; }
.users-table td, .users-table th { text-align: left; }
.users-table tr.inactive td { color: var(--muted); }
.users-table .actions { white-space: nowrap; text-align: right; }
.users-table .actions .btn { padding: 4px 8px; font-size: .8rem; min-height: 28px; }
.badge { display: inline-block; font-size: .72rem; padding: 2px 8px; border-radius: 10px; background: var(--surface-2); border: 1px solid var(--border); color: var(--muted); }
.badge.ok { background: #e6f3ea; border-color: #c4e2cd; color: var(--good); }
.badge.warn { background: #fdf3dc; border-color: #f0dca6; color: #7a5a00; }
[hidden] { display: none !important; }