/* Artho — shared design tokens, lifted from the approved UI mockups so the
   real app matches them exactly (see the published Artho UI Mockups canvas). */
:root {
  --bg: oklch(98% 0.003 250);
  --surface: oklch(100% 0 0);
  --border: oklch(90% 0.006 250);
  --text: oklch(20% 0.02 258);
  --muted: oklch(46% 0.02 258);
  --primary: oklch(33% 0.09 258);
  --primary-dark: oklch(24% 0.07 258);
  --primary-hover: oklch(28% 0.10 258);
  --primary-soft: oklch(94% 0.02 258);
  --success: oklch(55% 0.13 150);
  --success-soft: oklch(95% 0.045 150);
  --warning: oklch(64% 0.15 75);
  --warning-soft: oklch(95% 0.06 80);
  --danger: oklch(55% 0.18 25);
  --danger-soft: oklch(95% 0.05 25);
  --faint: oklch(65% 0.01 258);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'IBM Plex Sans', system-ui, sans-serif;
  font-size: 14px;
}

a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-hover); text-decoration: underline; }

::placeholder { color: oklch(65% 0.01 258); }

h1, h2, h3 { letter-spacing: -0.01em; margin: 0; }

.mono { font-family: 'IBM Plex Mono', ui-monospace, monospace; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 8px;
  border: 1px solid transparent;
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}
.btn-primary { background: var(--primary); color: white; }
.btn-primary:hover { background: var(--primary-hover); color: white; text-decoration: none; }
.btn-block { width: 100%; }

/* Form controls */
.field { margin-bottom: 18px; }
.field label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
}
.field input[type="email"],
.field input[type="password"],
.field input[type="text"],
.field input[type="number"],
.field input[type="date"],
.field select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: inherit;
  font-size: 14px;
  color: var(--text);
  background: var(--surface);
}
.field input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-soft);
}
.validation-summary-errors,
.text-danger {
  color: var(--danger);
  font-size: 13px;
}
.validation-summary-errors ul { margin: 0 0 12px; padding-left: 18px; }

/* App chrome (dashboard) */
.app-shell { display: flex; min-height: 100vh; }
.app-sidebar {
  width: 240px;
  flex-shrink: 0;
  background: var(--primary-dark);
  color: white;
  padding: 24px 16px;
}
.app-sidebar .brand { display: flex; align-items: center; gap: 10px; font-size: 17px; font-weight: 600; margin-bottom: 32px; }
.app-sidebar nav a {
  display: block;
  padding: 9px 12px;
  border-radius: 7px;
  color: oklch(100% 0 0 / 0.8);
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 2px;
}
.app-sidebar nav a:hover, .app-sidebar nav a.active {
  background: oklch(100% 0 0 / 0.1);
  color: white;
  text-decoration: none;
}
.app-main { flex: 1; display: flex; flex-direction: column; }
.app-topbar {
  height: 60px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
  background: var(--surface);
}
.app-content { padding: 28px; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
}
.kpi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; margin-bottom: 24px; }
.kpi-label { font-size: 13px; color: var(--muted); margin-bottom: 6px; }
.kpi-value { font-size: 24px; font-weight: 700; }

/* Data tables */
table.data-table { width: 100%; border-collapse: collapse; }
table.data-table th {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--muted);
  font-weight: 600;
  text-align: left;
  padding: 9px 12px;
  border-bottom: 1px solid var(--border);
}
table.data-table td {
  padding: 11px 12px;
  border-bottom: 1px solid var(--border);
  font-size: 13.5px;
}
table.data-table tbody tr:hover { background: var(--bg); }
.num { font-family: 'IBM Plex Mono', ui-monospace, monospace; }

/* Status badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}
.badge-draft { background: var(--border); color: var(--muted); }
.badge-submitted { background: var(--warning-soft); color: var(--warning); }
.badge-approved, .badge-posted { background: var(--success-soft); color: var(--success); }
.badge-rejected { background: var(--danger-soft); color: var(--danger); }

/* Voucher-type tabs */
.type-tabs { display: inline-flex; gap: 4px; background: var(--bg); padding: 4px; border-radius: 9px; margin-bottom: 20px; }
.type-tabs a {
  padding: 8px 18px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 500;
  color: var(--muted);
}
.type-tabs a.active {
  background: var(--surface);
  box-shadow: 0 1px 2px oklch(0% 0 0 / 0.06);
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
}
.type-tabs a:hover { text-decoration: none; }

.page-header { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 20px; }
.breadcrumb { font-size: 12.5px; color: var(--faint); margin-bottom: 4px; }
.page-title { font-size: 21px; font-weight: 600; }

.toolbar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; gap: 12px; flex-wrap: wrap; }
.filter-pills { display: flex; gap: 8px; flex-wrap: wrap; }
.filter-pill {
  padding: 7px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  font-size: 13px;
  font-weight: 500;
  color: var(--muted);
}
.filter-pill.active { background: var(--primary); border-color: var(--primary); color: white; text-decoration: none; }
.filter-pill:hover { text-decoration: none; }

.line-grid input[type="text"],
.line-grid input[type="number"],
.line-grid select {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 7px 9px;
  font-family: inherit;
  font-size: 13.5px;
  color: var(--text);
  background: var(--surface);
}
.line-grid input[type="number"] { text-align: right; font-family: 'IBM Plex Mono', ui-monospace, monospace; }
.btn-secondary { background: var(--surface); border: 1px solid var(--border); color: var(--text); }
.btn-danger { background: var(--danger); color: white; }
.btn-sm { padding: 6px 12px; font-size: 13px; }