:root {
  --navy: #16394e;
  --navy-dark: #102a3a;
  --teal: #23a3a6;
  --teal-dark: #187a7c;
  --bg: #f4f6f8;
  --card: #ffffff;
  --text: #1d2b36;
  --muted: #64748b;
  --border: #dfe5ea;
  --danger: #b3261e;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
}

.layout { display: flex; min-height: 100vh; }

.sidebar {
  width: 220px;
  flex-shrink: 0;
  background: var(--navy);
  color: #fff;
  display: flex;
  flex-direction: column;
}

.sidebar-brand {
  padding: 20px 16px;
  background: #fff;
  border-bottom: 3px solid var(--teal);
}
.sidebar-brand img { width: 100%; max-width: 130px; display: block; margin: 0 auto; }

.sidebar nav { display: flex; flex-direction: column; padding: 12px 0; flex-grow: 1; }
.sidebar nav a {
  color: #cfe0e8;
  text-decoration: none;
  padding: 11px 20px;
  border-left: 3px solid transparent;
}
.sidebar nav a:hover { background: var(--navy-dark); color: #fff; }
.sidebar nav a.active { background: var(--navy-dark); color: #fff; border-left-color: var(--teal); }

.sidebar-footer { padding: 16px 20px; border-top: 1px solid rgba(255,255,255,0.15); }
.sidebar-footer a { color: #cfe0e8; text-decoration: none; display: block; margin-bottom: 10px; }
.sidebar-footer a:hover { color: #fff; }
.link-button {
  background: none; border: none; color: #8fb3c4; cursor: pointer;
  padding: 0; font-size: 14px; font-family: inherit;
}
.link-button:hover { color: #fff; }

.content { flex-grow: 1; padding: 28px 36px; max-width: 1200px; }

h1 { font-size: 24px; font-weight: 600; margin: 0 0 20px; }
h2 { font-size: 17px; font-weight: 600; margin: 0 0 12px; }

.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 14px; margin-bottom: 24px; }
.stat {
  background: var(--card); border: 1px solid var(--border); border-radius: 10px;
  padding: 16px 18px; display: flex; flex-direction: column; gap: 4px;
}
.stat-value { font-size: 26px; font-weight: 700; color: var(--navy); }
.stat-label { color: var(--muted); font-size: 13px; }

.panel-grid { display: grid; grid-template-columns: 1fr; gap: 18px; }
@media (min-width: 1000px) { .panel-grid { grid-template-columns: 1fr 1fr; } }

.panel {
  background: var(--card); border: 1px solid var(--border); border-radius: 10px;
  padding: 18px 20px;
}

table { width: 100%; border-collapse: collapse; font-size: 14px; }
th { text-align: left; color: var(--muted); font-weight: 600; padding: 6px 8px; border-bottom: 2px solid var(--border); }
td { padding: 8px; border-bottom: 1px solid var(--border); }
tr:last-child td { border-bottom: none; }

.badge {
  display: inline-block; padding: 2px 9px; border-radius: 999px;
  font-size: 12px; font-weight: 600; background: #e8edf1; color: var(--navy);
}
.badge-active, .badge-in_progress, .badge-sent { background: #dcf1f1; color: var(--teal-dark); }
.badge-completed, .badge-delivered, .badge-paid, .badge-accepted { background: #e2f0dc; color: #3b6d11; }
.badge-cancelled { background: #fbe4e2; color: var(--danger); }

.empty { color: var(--muted); }

.flash { padding: 10px 14px; border-radius: 8px; margin-bottom: 16px; }
.flash-error { background: #fbe4e2; color: var(--danger); }
.flash-success { background: #e2f0dc; color: #3b6d11; }

.page-head { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 18px; }
.page-head h1 { margin: 0; }
.page-head-right { display: flex; flex-direction: column; gap: 8px; align-items: flex-end; }

.btn {
  display: inline-block; padding: 8px 16px; border-radius: 8px; cursor: pointer;
  border: 1px solid var(--border); background: var(--card); color: var(--text);
  font-size: 14px; font-weight: 600; text-decoration: none; font-family: inherit;
}
.btn:hover { border-color: var(--teal); color: var(--teal-dark); }
.btn-primary { background: var(--teal); border-color: var(--teal); color: #fff; }
.btn-primary:hover { background: var(--teal-dark); color: #fff; }
.btn:disabled { opacity: 0.6; cursor: wait; }

.input, select.ts {
  width: 100%; padding: 8px 11px; border: 1px solid var(--border); border-radius: 8px;
  font-size: 14px; font-family: inherit; background: #fff; color: var(--text);
}
.input:focus { outline: 2px solid var(--teal); border-color: var(--teal); }
textarea.input { resize: vertical; }

.search-box { max-width: 420px; margin-bottom: 16px; }

.filter-bar { display: flex; gap: 10px; margin-bottom: 16px; flex-wrap: wrap; }
.filter-bar .input { max-width: 340px; }
.plain-select {
  padding: 8px 11px; border: 1px solid var(--border); border-radius: 8px;
  font-size: 14px; font-family: inherit; background: #fff; color: var(--text);
}

.flatpickr-day.selected, .flatpickr-day.selected:hover { background: var(--teal); border-color: var(--teal); }

.list-table { background: var(--card); border: 1px solid var(--border); border-radius: 10px; overflow: hidden; }
.list-table th { background: #eef2f5; padding: 10px 12px; }
.list-table td { padding: 10px 12px; }
tr.row-link { cursor: pointer; }
tr.row-link:hover td { background: #f0f7f7; }

.pagination { display: flex; gap: 16px; align-items: center; margin-top: 14px; color: var(--muted); }

.vat-unchecked { background: #f1f5f9; color: var(--muted); }
.vat-valid { background: #e2f0dc; color: #3b6d11; }
.vat-invalid { background: #fbe4e2; color: var(--danger); }
.vat-na { background: #fdf3dc; color: #854f0b; }
.vat-msg-valid { color: #3b6d11; }
.vat-msg-invalid, .vat-msg-unchecked { color: var(--danger); }
.vat-msg-na { color: #854f0b; }

.record-form .panel { margin-bottom: 18px; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 14px; }
.field label { display: block; font-weight: 600; font-size: 13px; margin-bottom: 4px; }
.field .hint { color: var(--muted); font-size: 12px; display: block; margin-top: 3px; }
.field .error { color: var(--danger); font-size: 12px; display: block; margin-top: 3px; }
.field.has-error .input, .field.has-error select.ts { border-color: var(--danger); }
.field-check { display: flex; align-items: center; gap: 8px; }
.field-check label { margin: 0; }
.vat-field { grid-column: span 2; }
.vat-row { display: flex; gap: 8px; }
.vat-row .input { flex-grow: 1; }

.formset-table { margin-bottom: 10px; }
.formset-table th { font-size: 12px; }
.formset-table td { padding: 4px 6px; border-bottom: none; }
.cell-center { text-align: center; }

.form-actions { display: flex; gap: 10px; margin-top: 4px; }

.status-bar {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  background: var(--card); border: 1px solid var(--border); border-radius: 10px;
  padding: 12px 16px; margin-bottom: 18px;
}
.status-bar form { display: flex; gap: 8px; }
.head-actions { display: flex; gap: 8px; }
.badge-draft { background: #f1f5f9; color: var(--muted); }

.ts-wrapper.single .ts-control, .ts-wrapper.multi .ts-control {
  border: 1px solid var(--border); border-radius: 8px; padding: 8px 11px; font-size: 14px;
}
.ts-dropdown { border-radius: 8px; border-color: var(--border); font-size: 14px; }
.ts-dropdown .active { background: #e3f2f2; color: var(--teal-dark); }

.anon {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: var(--navy);
}

.login-card {
  background: var(--card); border-radius: 12px; padding: 36px 40px;
  width: 100%; max-width: 380px; box-shadow: 0 10px 40px rgba(0,0,0,0.25);
}
.login-logo { max-width: 150px; display: block; margin: 0 auto 8px; }
.login-card h1 { text-align: center; font-size: 20px; color: var(--navy); }
.login-card label { display: block; margin: 14px 0 4px; font-weight: 600; font-size: 13px; }
.login-card input[type="text"], .login-card input[type="password"] {
  width: 100%; padding: 10px 12px; border: 1px solid var(--border); border-radius: 8px;
  font-size: 15px;
}
.login-card input:focus { outline: 2px solid var(--teal); border-color: var(--teal); }
.login-card button[type="submit"] {
  width: 100%; margin-top: 22px; padding: 11px; border: none; border-radius: 8px;
  background: var(--teal); color: #fff; font-size: 15px; font-weight: 600; cursor: pointer;
}
.login-card button[type="submit"]:hover { background: var(--teal-dark); }