/* ==========================================================================
   Общие стили для страниц: Парсер документов — Правое дело
   ========================================================================== */

:root {
  --color-primary: #ff6a00;
  --color-primary-hover: #e55e00;
  --color-bg: #f3f4f6;
  --color-card: #ffffff;
  --color-border: #e5e7eb;
  --color-border-strong: #d1d5db;
  --color-text: #1f2937;
  --color-heading: #1a2a3e;
  --color-muted: #6b7280;
  --color-success: #065f46;
  --color-success-bg: #ecfdf5;
  --color-success-border: #a7f3d0;
  --color-error: #991b1b;
  --color-error-bg: #fef2f2;
  --color-error-border: #fecaca;
  --radius-card: 12px;
  --radius-control: 8px;
  --shadow-card: 0 1px 3px rgba(16, 24, 40, 0.06), 0 1px 2px rgba(16, 24, 40, 0.04);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* ---------- Шапка ---------- */
.app-header {
  background: #fff;
  border-bottom: 1px solid var(--color-border);
  padding: 12px 32px;
  display: flex;
  align-items: center;
  gap: 12px;
  position: sticky;
  top: 0;
  z-index: 20;
}
.app-header .brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--color-heading);
  text-decoration: none;
}
.app-header .brand-logo {
  width: 36px;
  height: 36px;
  display: block;
  object-fit: contain;
}
.app-header .brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}
.app-header .brand-name {
  font-weight: 700;
  font-size: 16px;
  color: var(--color-heading);
}
.app-header .brand-tagline {
  font-size: 12px;
  color: var(--color-muted);
  font-weight: 500;
}
.app-header .header-spacer { flex: 1; }
.app-header .header-meta {
  color: var(--color-muted);
  font-size: 13px;
  font-weight: 500;
}

/* ---------- Основные обёртки ---------- */
.page {
  max-width: 1120px;
  margin: 32px auto 80px;
  padding: 0 24px;
}
/* --- страница с закреплённой нижней панелью —— */
.page.page-sticky { padding-bottom: 160px; }
.page-narrow {
  max-width: 720px;
}
.page-title {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-heading);
  margin: 0 0 6px;
}
.page-subtitle {
  color: var(--color-muted);
  font-size: 14px;
  margin: 0 0 24px;
}
h1 {
  font-size: 22px;
  margin: 0;
  color: var(--color-heading);
}

/* ---------- Карточка ---------- */
.card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  padding: 28px;
}
.card-title {
  margin: 0 0 6px;
  font-size: 22px;
  font-weight: 700;
  color: var(--color-heading);
}
.card-subtitle {
  margin: 0 0 24px;
  color: var(--color-muted);
  font-size: 14px;
}

/* ---------- Зона загрузки ---------- */
.upload-zone {
  border: 2px dashed var(--color-border-strong);
  border-radius: var(--radius-card);
  padding: 44px 20px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s, background-color 0.2s;
  background: #fafbfc;
}
.upload-zone:hover,
.upload-zone.dragover {
  border-color: var(--color-primary);
  background-color: #fff7f0;
}
.upload-zone p { margin: 6px 0; color: var(--color-muted); }
.upload-zone p.upload-primary {
  color: var(--color-heading);
  font-weight: 600;
  font-size: 15px;
}
#fileInput { display: none; }

/* ---------- Список выбранных файлов ---------- */
.file-list { margin-top: 16px; }
.file-item {
  padding: 10px 14px;
  background: #f9fafb;
  border: 1px solid var(--color-border);
  margin: 8px 0;
  border-radius: var(--radius-control);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 14px;
}
.file-item button,
.remove-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 20px;
  color: var(--color-muted);
  line-height: 1;
}
.file-item button:hover,
.remove-btn:hover { color: #ef4444; }

/* ---------- Кнопки ---------- */
button.primary,
.upload-btn {
  background: var(--color-primary);
  color: #fff;
  border: none;
  padding: 12px 22px;
  border-radius: var(--radius-control);
  cursor: pointer;
  font-size: 15px;
  font-weight: 600;
  transition: background-color 0.15s;
  font-family: inherit;
}
button.primary:hover,
.upload-btn:hover { background: var(--color-primary-hover); }
button.primary:disabled,
.upload-btn:disabled { background: #d1d5db; color: #fff; cursor: not-allowed; }
button.primary.wide,
.upload-btn {
  margin-top: 20px;
}
.upload-btn { width: 100%; }

a.secondary-btn {
  display: inline-block;
  background: #fff;
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
  padding: 10px 20px;
  border-radius: var(--radius-control);
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  transition: background-color 0.15s;
}
a.secondary-btn:hover { background: #fff7f0; }

/* ---------- Спиннер и загрузка ---------- */
.loading {
  display: none;
  text-align: center;
  margin-top: 40px;
  color: var(--color-muted);
}
.spinner {
  display: inline-block;
  width: 44px;
  height: 44px;
  border: 4px solid #f3f4f6;
  border-top: 4px solid var(--color-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}
@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* ---------- Группа одинаковых документов ---------- */
.doc-group {
  margin-bottom: 20px;
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-card);
  padding: 16px;
  background: var(--color-card);
  box-shadow: var(--shadow-card);
}
.doc-group-title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  font-size: 17px;
  font-weight: 700;
  color: var(--color-heading);
}
.doc-group-count {
  min-width: 24px;
  height: 24px;
  padding: 0 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 600;
  color: #fff;
  background: var(--color-primary);
  border-radius: 999px;
}
/* Подсказка о выборе дубля */
.doc-group-hint {
  font-size: 13px;
  color: var(--color-muted);
  margin: -6px 2px 12px;
}
/* Радио "Использовать" для выбора дубля */
.doc-select-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-muted);
  cursor: pointer;
  margin-right: 14px;
  user-select: none;
}
.doc-select-label input[type=radio] {
  accent-color: var(--color-primary);
  width: 16px;
  height: 16px;
  cursor: pointer;
}
/* Выбранный дубль подсвечиваем рамкой, остальные приглушаем */
details.doc-block.is-selected {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(255, 106, 0, 0.15);
}
details.doc-block.is-selected > summary {
  background: #fff8f2;
}
.doc-group-list > details.doc-block:not(.is-selected) {
  opacity: 0.55;
}
.doc-group-list > details.doc-block:not(.is-selected):hover {
  opacity: 0.85;
}
.doc-group-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.doc-group-list > details.doc-block { margin-bottom: 0; }

/* ---------- Документ-блок ---------- */
#documentsContainer { margin-top: 20px; display: none; }
details.doc-block {
  margin-bottom: 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  background: var(--color-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
details.doc-block > summary {
  padding: 16px 22px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  background: #fafbfc;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--color-heading);
  border-bottom: 1px solid transparent;
}
details.doc-block[open] > summary { border-bottom-color: var(--color-border); }
details.doc-block > summary::-webkit-details-marker { display: none; }
details.doc-block > summary::before {
  content: "▸";
  display: inline-block;
  transition: transform 0.2s;
  margin-right: 10px;
  color: var(--color-muted);
}
details.doc-block[open] > summary::before { transform: rotate(90deg); }
.doc-badge {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-muted);
  margin-left: auto;
  background: #f3f4f6;
  padding: 3px 10px;
  border-radius: 999px;
}
.doc-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 24px;
  padding: 22px;
}
@media (max-width: 800px) {
  .doc-body { grid-template-columns: 1fr; }
}

/* ---------- Поля формы ---------- */
.doc-fields { display: flex; flex-direction: column; gap: 14px; }
.field-row { display: flex; flex-direction: column; gap: 6px; }
.field-row label {
  font-size: 13px;
  color: var(--color-heading);
  font-weight: 600;
}
.field-input {
  width: 100%;
  padding: 10px 12px;
  font-size: 14px;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-control);
  background: #fff;
  color: var(--color-text);
  transition: border-color 0.15s, box-shadow 0.15s;
  font-family: inherit;
}
.field-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(255, 106, 0, 0.15);
}

/* ---------- Файлы в блоке документа ---------- */
.doc-files { display: flex; flex-direction: column; gap: 10px; }
.doc-files-title {
  font-size: 13px;
  color: var(--color-muted);
  margin-bottom: 4px;
}
.doc-file-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-control);
  padding: 12px;
  background: #fafbfc;
}
.doc-file-name {
  font-size: 13px;
  color: var(--color-text);
  margin-bottom: 8px;
  word-break: break-all;
}
.doc-file-preview img {
  max-width: 100%;
  max-height: 520px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  cursor: zoom-in;
  display: block;
}
.doc-file-preview embed,
.doc-file-preview iframe {
  width: 100%;
  height: 600px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background: #fff;
}
.doc-file-empty {
  color: var(--color-muted);
  font-style: italic;
  font-size: 13px;
}

/* ---------- Sticky-панель сохранения ---------- */
.save-bar {
  display: none;
  position: sticky;
  bottom: 0;
  margin-top: 24px;
  padding: 16px 0;
  background: linear-gradient(
    to bottom,
    rgba(243, 244, 246, 0),
    var(--color-bg) 30%
  );
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.save-bar-right {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-left: auto;
}
.save-status { font-size: 14px; color: var(--color-muted); }
.save-status.ok { color: var(--color-success); }
.save-status.err { color: var(--color-error); }

/* ---------- Лайтбокс ---------- */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.85);
  z-index: 1000;
  justify-content: center;
  align-items: center;
  cursor: zoom-out;
}
.lightbox.open { display: flex; }
.lightbox-content { max-width: 95vw; max-height: 95vh; }
.lightbox-content img {
  max-width: 95vw;
  max-height: 95vh;
  display: block;
}
.lightbox-content embed,
.lightbox-content iframe {
  width: 95vw;
  height: 95vh;
  background: #fff;
}
.lightbox-close {
  position: absolute;
  top: 16px;
  right: 20px;
  background: none;
  border: none;
  color: #fff;
  font-size: 32px;
  cursor: pointer;
  line-height: 1;
}

/* ---------- Ошибки и результаты ---------- */
.error-block {
  display: none;
  margin-top: 20px;
  padding: 14px 16px;
  background: var(--color-error-bg);
  color: var(--color-error);
  border: 1px solid var(--color-error-border);
  border-radius: var(--radius-control);
}
.client-header {
  margin: -2px 0 20px;
  color: var(--color-muted);
  font-size: 13px;
}

.result {
  margin-top: 20px;
  padding: 16px 18px;
  border-radius: var(--radius-control);
  display: none;
  max-width: 100%;
  overflow-wrap: anywhere;
  word-break: break-word;
  border: 1px solid transparent;
}
.result.success {
  background: var(--color-success-bg);
  color: var(--color-success);
  border-color: var(--color-success-border);
}
.result.error {
  background: var(--color-error-bg);
  color: var(--color-error);
  border-color: var(--color-error-border);
}
.result h3 { margin: 0 0 8px; font-size: 16px; }
.result a { overflow-wrap: anywhere; color: inherit; }
.result ul { padding-left: 20px; margin: 6px 0; }
.result pre {
  max-height: 320px;
  overflow: auto;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  word-break: break-word;
  background: rgba(0, 0, 0, 0.05);
  padding: 10px;
  border-radius: 6px;
  margin: 6px 0 0;
  font-size: 12px;
}
.result details { margin-top: 8px; }

/* ---------- Закреплённая нижняя панель ---------- */
.sticky-nav {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 50;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 14px;
  background: var(--color-card);
  border-top: 1px solid var(--color-border);
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.06);
}
.sticky-nav .primary { width: 240px; margin-top: 0; }
.save-status {
  font-size: 13px;
  min-height: 18px;
  color: var(--color-muted);
}
.save-status.ok { color: var(--color-primary); }
.save-status.err { color: #d33; }