/* Lean ERP — application styles. Consumes tokens from variables.css. */

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-ui);
  font-size: 14px;
  line-height: 1.5;
}

body {
  display: flex;
  min-height: 100vh;
}

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

/* ── Sidebar ────────────────────────────────────────── */
.sidebar {
  width: 220px;
  flex-shrink: 0;
  background: var(--color-surface);
  border-right: 1px solid var(--color-border);
  padding: 24px 12px;
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.brand {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--color-text);
  padding: 0 12px;
}

.sidebar nav { display: flex; flex-direction: column; gap: 2px; }
.sidebar nav a {
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  font-weight: 500;
  display: block;
}
.sidebar nav a:hover { background: var(--color-hover); color: var(--color-text); }
.sidebar nav a.active {
  background: var(--color-primary-20);
  color: var(--color-text);
}

/* ── Main area ────────────────────────────────────────── */
.main {
  flex: 1;
  padding: 32px 40px;
  min-width: 0;
}

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  gap: 16px;
}
.page-header h1 {
  margin: 0;
  font-size: 22px;
  font-weight: 600;
}
.page-header .crumbs {
  color: var(--color-text-muted);
  font-size: 13px;
  margin-bottom: 4px;
}
.page-header .crumbs a { color: var(--color-text-muted); }
.page-header .crumbs a:hover { color: var(--color-text); }

.toolbar {
  display: flex;
  gap: 12px;
  align-items: center;
}

/* ── Tabs ────────────────────────────────────────── */
.tabs {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 24px;
}
.tabs a, .tabs button {
  padding: 10px 16px;
  border: 0;
  background: transparent;
  color: var(--color-text-muted);
  font-size: 14px;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  font-family: inherit;
}
.tabs a:hover, .tabs button:hover { color: var(--color-text); }
.tabs a.active, .tabs button.active {
  color: var(--color-text);
  border-bottom-color: var(--color-primary);
}

/* ── Tables ────────────────────────────────────────── */
.table-wrap {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}

table {
  width: 100%;
  border-collapse: collapse;
}
thead th {
  text-align: left;
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-text-muted);
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
}
tbody td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border);
  vertical-align: middle;
}
tbody tr:last-child td { border-bottom: 0; }
tbody tr.clickable { cursor: pointer; }
tbody tr.clickable:hover { background: var(--color-hover); }

td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
td.actions, th.actions { width: 1%; white-space: nowrap; text-align: right; }

.empty {
  padding: 40px 24px;
  text-align: center;
  color: var(--color-text-muted);
}

/* ── Buttons ────────────────────────────────────────── */
.btn {
  appearance: none;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 13px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
}
.btn:hover { background: var(--color-hover); }
.btn-primary {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-on-primary);
}
.btn-primary:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  color: var(--color-on-primary);
}
.btn-danger {
  background: var(--color-error-bg);
  border-color: var(--color-error);
  color: var(--color-error);
}
.btn-danger:hover { background: var(--color-error); color: white; }
.btn-sm { padding: 4px 10px; font-size: 12px; }
.btn-link {
  background: transparent;
  border: 0;
  color: var(--color-primary);
  padding: 0;
  font: inherit;
  cursor: pointer;
}
.btn-link:hover { color: var(--color-primary-hover); }

/* ── Forms ────────────────────────────────────────── */
.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}
.field label {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.field input,
.field select,
.field textarea {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 14px;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-20);
}
.field textarea { resize: vertical; min-height: 70px; }

.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.field-row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }

input[type="search"] {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  padding: 7px 10px;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 13px;
  min-width: 220px;
}
input[type="search"]:focus {
  outline: none;
  border-color: var(--color-primary);
}

/* ── Badges / chips ────────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  background: var(--color-muted-20);
  color: var(--color-text-muted);
}
.badge.badge-open      { background: var(--color-secondary-20); color: var(--color-secondary); }
.badge.badge-active    { background: var(--color-primary-20);   color: var(--color-primary); }
.badge.badge-closed    { background: var(--color-muted-20);     color: var(--color-text-muted); }
.badge.badge-cancelled { background: var(--color-error-bg);     color: var(--color-error); }
.badge.badge-draft     { background: var(--color-muted-20);     color: var(--color-text-muted); }
.badge.badge-sent      { background: var(--color-secondary-20); color: var(--color-secondary); }
.badge.badge-accepted  { background: var(--color-primary-20);   color: var(--color-primary); }
.badge.badge-rejected  { background: var(--color-error-bg);     color: var(--color-error); }
.badge.badge-b2b       { background: var(--color-accent-20);    color: var(--color-accent); }
.badge.badge-b2c       { background: var(--color-secondary-20); color: var(--color-secondary); }

/* ── Modal ────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: var(--color-overlay);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 24px;
}
.modal {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
}
.modal.wide { max-width: 920px; }
.modal-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.modal-header h2 {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
}
.modal-body { padding: 20px; overflow: auto; flex: 1; }
.modal-footer {
  padding: 14px 20px;
  border-top: 1px solid var(--color-border);
  display: flex;
  gap: 8px;
  justify-content: flex-end;
}
.modal-footer .left { margin-right: auto; }

.close-btn {
  background: transparent;
  border: 0;
  color: var(--color-text-muted);
  font-size: 20px;
  cursor: pointer;
  line-height: 1;
}
.close-btn:hover { color: var(--color-text); }

/* ── Toasts ────────────────────────────────────────── */
#toast-root {
  position: fixed;
  top: 16px;
  right: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 200;
}
.toast {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-primary);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  min-width: 240px;
}
.toast.error { border-left-color: var(--color-error); color: var(--color-error); }

/* ── Cards / panels ────────────────────────────────────────── */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 20px;
}
.card h2 {
  margin: 0 0 16px;
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-text-muted);
}

.kv {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 8px 16px;
  font-size: 14px;
}
.kv dt { color: var(--color-text-muted); }
.kv dd { margin: 0; }

/* ── Lines editor (estimate) ────────────────────────────────────────── */
.lines-table input,
.lines-table select {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  padding: 6px 8px;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 13px;
  width: 100%;
}
.lines-table input.num { text-align: right; font-variant-numeric: tabular-nums; }

.lines-table td { padding: 6px 8px; }

.line-totals {
  margin-top: 16px;
  display: flex;
  justify-content: flex-end;
  gap: 24px;
  font-size: 14px;
}
.line-totals strong { font-size: 16px; color: var(--color-text); }

/* ── Drag-drop attachment zone ────────────────────────────────────────── */
.dropzone {
  border: 2px dashed var(--color-border);
  border-radius: var(--radius);
  padding: 30px;
  text-align: center;
  color: var(--color-text-muted);
  cursor: pointer;
  margin-bottom: 16px;
}
.dropzone.drag {
  border-color: var(--color-primary);
  background: var(--color-primary-20);
  color: var(--color-text);
}

/* ── API key one-time display ────────────────────────────────────────── */
.key-display {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-family: var(--font-code);
  font-size: 13px;
  word-break: break-all;
  margin-bottom: 12px;
}
.key-warning {
  color: var(--color-error);
  font-size: 12px;
  margin-bottom: 12px;
}

/* ── Login screen ────────────────────────────────────────── */
.auth-body {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
}
.auth-main { width: 100%; }
.login-shell {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.login-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 32px;
  width: 100%;
  max-width: 360px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.18);
}
.login-brand {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.5px;
  margin-bottom: 24px;
  text-align: center;
}
.login-error {
  background: var(--color-error-bg);
  color: var(--color-error);
  border: 1px solid var(--color-error);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  margin-bottom: 16px;
  font-size: 13px;
}

/* ── User chip in sidebar ────────────────────────────────────────── */
.user-chip {
  position: relative;
  margin-top: auto;
  padding: 0 4px;
}
.user-chip-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  cursor: pointer;
  color: var(--color-text);
  font-family: inherit;
  font-size: 13px;
  text-align: left;
}
.user-chip-btn:hover { background: var(--color-hover); }
.user-avatar {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-on-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 600;
  flex-shrink: 0;
}
.user-name {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.user-menu {
  position: absolute;
  bottom: calc(100% + 6px);
  left: 4px;
  right: 4px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  box-shadow: 0 4px 14px rgba(0,0,0,0.2);
  display: flex;
  flex-direction: column;
  z-index: 50;
}
.user-menu[hidden] { display: none; }
.user-menu-item {
  background: transparent;
  border: 0;
  padding: 9px 12px;
  text-align: left;
  font: inherit;
  color: var(--color-text);
  cursor: pointer;
  text-decoration: none;
  display: block;
}
.user-menu-item:hover { background: var(--color-hover); }
.user-menu-item:not(:last-child) { border-bottom: 1px solid var(--color-border); }

/* ── Misc ────────────────────────────────────────── */
.muted { color: var(--color-text-muted); }
.mono { font-family: var(--font-code); }
.right { text-align: right; }
.row-actions { display: flex; gap: 6px; justify-content: flex-end; }
.spacer { flex: 1; }
.detail-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 20px; }
@media (max-width: 900px) {
  .detail-grid { grid-template-columns: 1fr; }
  .field-row, .field-row-3 { grid-template-columns: 1fr; }
}