/* ПСР web UI — design tokens + component classes.
 * Source of truth: .planning/phases/06-psr-web-ui-deploy/06-UI-SPEC.md
 * (Design System / Color / Spacing / Typography / Component Inventory).
 * No build step, no npm/Tailwind — plain hand-written CSS (locked stack).
 */

:root {
  --color-bg: #FFFFFF;
  --color-surface: #F3F4F6;
  --color-accent: #2563EB;
  --color-accent-hover: #1D4ED8;
  --color-destructive: #DC2626;
  --color-success: #16A34A;
  --color-warning: #D97706;
  --color-edited: #7C3AED;
  --color-text: #1F2937;
  --color-text-muted: #6B7280;
  --color-border: #E5E7EB;
  --font-sans: -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  /* Spacing scale (multiples of 4) */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.5;
  font-weight: 400;
  color: var(--color-text);
  background: var(--color-bg);
}

h1, h2, h3 {
  margin: 0;
  font-weight: 600;
}

/* --- Typography roles --- */
.text-label {
  font-size: 12px;
  font-weight: 600;
  line-height: 1.3;
}

.text-heading {
  font-size: 18px;
  font-weight: 600;
  line-height: 1.3;
}

.text-display {
  font-size: 24px;
  font-weight: 600;
  line-height: 1.2;
}

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

/* --- Top nav (56px, persistent on every authenticated screen) --- */
.top-nav {
  height: 56px;
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: 0 var(--space-xl);
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.top-nav-brand {
  font-size: 18px;
  font-weight: 600;
}

.page-content {
  padding: var(--space-xl);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  border-radius: 4px;
  border: 1px solid var(--color-border);
  background: transparent;
  color: var(--color-text);
  cursor: pointer;
}

.btn:hover {
  background: var(--color-surface);
}

.btn-primary {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #FFFFFF;
}

.btn-primary:hover {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
}

/* --- Status badge (job lifecycle) --- */
.status-badge {
  display: inline-block;
  padding: var(--space-xs) var(--space-sm);
  font-size: 12px;
  font-weight: 600;
  line-height: 1.3;
  border-radius: 4px;
}

.status-queued {
  background: var(--color-surface);
  color: var(--color-text-muted);
}

.status-running {
  background: rgba(37, 99, 235, 0.12);
  color: var(--color-accent);
}

.status-done {
  background: rgba(22, 163, 74, 0.12);
  color: var(--color-success);
}

.status-error {
  background: rgba(220, 38, 38, 0.12);
  color: var(--color-destructive);
}

/* --- Data table (АОСР / сертификаты / документы / джобы) --- */
.data-table-wrap {
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.data-table th,
.data-table td {
  padding: var(--space-sm) 12px;
  height: 40px;
  border-bottom: 1px solid var(--color-border);
  text-align: left;
  white-space: nowrap;
}

.data-table thead th {
  position: sticky;
  top: 0;
  background: var(--color-surface);
  font-size: 12px;
  font-weight: 600;
  z-index: 1;
}

.data-table th:first-child,
.data-table td:first-child {
  position: sticky;
  left: 0;
  background: var(--color-bg);
  z-index: 1;
}

.data-table tbody tr:nth-child(even) td:first-child {
  background: var(--color-surface);
}

.data-table tbody tr:nth-child(even) {
  background: var(--color-surface);
}

.data-table td.wrap {
  white-space: normal;
}

/* --- Review / edited-manually markers (D-07/D-08) --- */
.flag-review {
  border-left: 3px solid var(--color-warning);
  padding-left: var(--space-sm);
}

.flag-edited {
  border-left: 3px solid var(--color-edited);
  padding-left: var(--space-sm);
}

.flag-icon {
  width: 14px;
  height: 14px;
  vertical-align: middle;
  margin-right: var(--space-xs);
}

/* --- Inline field editing (D-07) --- */
.field-editable {
  cursor: pointer;
}

.field-editable:hover {
  background: var(--color-surface);
}

.field-editable input {
  font-family: var(--font-sans);
  font-size: 14px;
  padding: var(--space-xs);
  border: 1px solid var(--color-accent);
  border-radius: 4px;
  width: 100%;
}

/* --- Modal (confidentiality gate + future confirms) --- */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  /* Above the data-table's sticky thead/first-column (z-index:1), which
     otherwise paint over the modal and its action buttons ("строки наехали"). */
  z-index: 1000;
}

.modal {
  max-width: 480px;
  width: 100%;
  background: var(--color-bg);
  border-radius: 6px;
  padding: var(--space-lg);
}

.modal h2 {
  font-size: 18px;
  margin-bottom: var(--space-md);
}

.modal .modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

/* --- Dropzone (upload volume) --- */
.dropzone {
  border: 2px dashed var(--color-border);
  border-radius: 6px;
  padding: var(--space-xl);
  text-align: center;
  color: var(--color-text-muted);
}

.dropzone.dragover {
  border-color: var(--color-accent);
  color: var(--color-text);
}

/* --- Toast (save success/error feedback) --- */
.toast {
  position: fixed;
  right: var(--space-xl);
  bottom: var(--space-xl);
  padding: var(--space-sm) var(--space-md);
  border-radius: 4px;
  background: var(--color-text);
  color: #FFFFFF;
  font-size: 14px;
  animation: toast-slide-in 300ms ease-out;
  /* Above the sticky data-table cells (z-index:1) so save feedback is never
     occluded by the registry table. */
  z-index: 1100;
}

.toast-error {
  background: var(--color-destructive);
}

@keyframes toast-slide-in {
  from { transform: translateY(16px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

/* --- Forms (shared: login + inline edit + future object-create) --- */
.field-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  margin-bottom: var(--space-xs);
  margin-top: var(--space-md);
}

.field-input {
  width: 100%;
  padding: var(--space-sm);
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--color-text);
  border: 1px solid var(--color-border);
  border-radius: 4px;
}

.field-input:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 1px;
  border-color: var(--color-accent);
}

/* --- Login screen --- */
.login-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - var(--space-3xl));
  padding: var(--space-3xl) var(--space-md);
}

.login-card {
  width: 100%;
  max-width: 360px;
  padding: var(--space-lg);
  border: 1px solid var(--color-border);
  border-radius: 6px;
}

.login-title {
  font-size: 24px;
  text-align: center;
  margin-bottom: var(--space-lg);
}

.login-form {
  display: flex;
  flex-direction: column;
}

.login-submit {
  width: 100%;
  justify-content: center;
  margin-top: var(--space-lg);
}

.error-banner {
  background: rgba(220, 38, 38, 0.08);
  color: var(--color-destructive);
  padding: var(--space-sm) var(--space-md);
  border-radius: 4px;
  font-size: 14px;
  margin-bottom: var(--space-md);
}

/* --- Empty states --- */
.empty-state {
  text-align: center;
  padding: var(--space-2xl) var(--space-md);
  color: var(--color-text-muted);
}

.empty-state h2 {
  font-size: 18px;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
}