:root {
  --bg-main: #f4f6f9;
  --bg-panel: #ffffff;
  --border-color: #e2e8f0;
  --text-main: #1e293b;
  --text-muted: #64748b;
  --primary: #4f46e5;
  --primary-hover: #4338ca;
  --primary-soft: #eef0fe;
  --success: #10b981;
  --success-soft: #f0fdf4;
  --danger: #ef4444;
  --danger-soft: #fef2f2;
  --warning: #f59e0b;
  --warning-bg: #fffbeb;
  --warning-border: #f59e0b;
  --ok: #16a34a;
  --ok-soft: #f0fdf4;
  --mono: ui-monospace, "Cascadia Code", Consolas, "Courier New", monospace;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

body {
  background-color: var(--bg-main);
  color: var(--text-main);
  display: flex;
  flex-direction: column;
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
}

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

/* Шапка приложения */
.app-header {
  background: var(--bg-panel);
  padding: 12px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
  z-index: 10;
  flex-shrink: 0;
}

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

.logo-icon {
  font-size: 28px;
}

.header-logo h1 {
  font-size: 18px;
  font-weight: 700;
}

.server-version {
  font-size: 10px;
  font-weight: 400;
  color: #6b7280;
  letter-spacing: 0.02em;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* Lucide-style icons */
.icon {
  width: 1em;
  height: 1em;
  vertical-align: -0.15em;
}

img.icon {
  display: inline-block;
}

/* Hamburger button */
.hamburger-btn {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  width: 36px;
  height: 36px;
  padding: 6px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background: #f1f5f9;
  cursor: pointer;
  transition: background 0.15s;
}
.hamburger-btn:hover { background: #e2e8f0; }
.hamburger-btn span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text-main);
  border-radius: 1px;
}

.header-model {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-size: 13px;
}

.header-model select {
  padding: 5px 10px;
  font-size: 13.5px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background: var(--bg-panel);
  color: var(--text-main);
}

.room-badge {
  background: #e0e7ff;
  color: #3730a3;
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 13px;
  border: none;
  cursor: pointer;
  transition: background 0.15s ease;
}

.room-badge:hover {
  background: #c7d2fe;
}

.room-menu {
  position: relative;
}

.room-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: 4px;
  background: var(--bg-panel);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.12);
  min-width: 180px;
  z-index: 100;
  overflow: hidden;
  animation: dropdown-in 0.15s ease;
}

@keyframes dropdown-in {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

.room-dropdown.hidden {
  display: none;
}

.room-dropdown-item + .room-dropdown-item {
  border-top: 1px solid var(--border-color);
}

.room-dropdown-item {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 10px 14px;
  text-align: left;
  font-size: 13px;
  border: none;
  background: none;
  cursor: pointer;
  color: var(--text-main);
  transition: background 0.12s ease;
}

.room-dropdown-item:hover {
  background: #f1f5f9;
}

.room-dropdown-item.danger {
  color: var(--danger);
}

.room-dropdown-item.danger:hover {
  background: #fef2f2;
  color: #dc2626;
}

/* Endpoint availability */
.api-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border: 1px solid var(--border-color);
  border-radius: 99px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  background: var(--bg-panel);
  cursor: pointer;
  white-space: nowrap;
}

.api-status .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-muted);
  flex: 0 0 auto;
}

.api-status.ok { color: var(--ok); border-color: #bbe7c8; background: var(--ok-soft); }
.api-status.ok .dot { background: var(--ok); }
.api-status.err { color: var(--danger); border-color: #fecaca; background: var(--danger-soft); }
.api-status.err .dot { background: var(--danger); }
.api-status.checking .dot { animation: api-pulse 1.2s ease-in-out infinite; }

@keyframes api-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.25; }
}

/* Модалка настроек — шире стандартной */
.settings-modal h2 {
  text-align: center;
}

.settings-card {
  background: var(--bg-panel);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 14px;
}

.settings-card h3 {
  font-size: 14px;
  margin-bottom: 10px;
  color: var(--text-main);
}

.settings-accordion {
  margin-top: 12px;
  border: 1px solid var(--border-color);
  border-radius: 6px;
}

.settings-accordion summary {
  padding: 8px 12px;
  cursor: pointer;
  font-size: 13px;
  color: var(--text-muted);
}

.settings-accordion summary:hover {
  color: var(--text-main);
}

.settings-accordion[open] summary {
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 8px;
}

/* Формы внутри настроек */
.form-group {
  margin-bottom: 10px;
}

.form-group:last-child {
  margin-bottom: 0;
}

.form-group label {
  display: block;
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.form-group.row {
  display: flex;
  gap: 16px;
  align-items: center;
}

.form-group.row label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-main);
  cursor: pointer;
}

#api-key-input { flex: 1; min-width: 0; }
#api-key-provider {
  flex: 0 0 auto;
  padding: 5px 10px;
  font-size: 13.5px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background: var(--bg-panel);
  color: var(--text-main);
}

.form-group.toggles {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 0 16px;
  margin-top: 8px;
}
.form-group.toggles .toggle {
  display: flex;
  width: 100%;
  flex-direction: row-reverse;
  justify-content: space-between;
}

.form-group input[type="password"],
.form-group input[type="text"] {
  width: 100%;
  padding: 7px 10px;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-size: 13px;
  color: var(--text-main);
  background: #fff;
  transition: border-color 0.15s ease;
}

.form-group input[type="password"]:focus,
.form-group input[type="text"]:focus {
  border-color: var(--primary);
  outline: none;
  box-shadow: 0 0 0 2px rgba(79, 70, 229, 0.1);
}

/* Toggle switch */
.toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 13px;
}

.toggle input { display: none; }

.toggle-slider {
  position: relative;
  width: 34px;
  height: 18px;
  background: #cbd5e1;
  border-radius: 9px;
  transition: background 0.2s;
  flex-shrink: 0;
}

.toggle-slider::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 14px;
  height: 14px;
  background: #fff;
  border-radius: 50%;
  transition: transform 0.2s;
  box-shadow: 0 1px 3px rgba(0,0,0,0.15);
}

.toggle input:checked + .toggle-slider {
  background: var(--primary);
}

.toggle input:checked + .toggle-slider::after {
  transform: translateX(16px);
}

/* Основная рабочая область */
.workspace {
  flex: 1;
  display: flex;
  padding: 16px;
  gap: 16px;
  overflow: hidden;
  min-height: 0;
}

.panel {
  background: var(--bg-panel);
  border-radius: 8px;
  border: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  scrollbar-width: none;
}

.panel::-webkit-scrollbar {
  display: none;
}

.panel-source {
  flex: 3;
  min-height: 0;
}

.panel-results {
  flex: 6;
  min-height: 0;
}

.panel-header {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #fafafa;
  flex-shrink: 0;
}

.panel-header h2 {
  font-size: 14px;
  font-weight: 600;
}

.badge {
  background: #f1f5f9;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  color: var(--text-muted);
}

/* Интерактивный просмотрщик фото */
.image-viewer {
  flex: 1;
  background: #475569;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: auto;
  padding: 12px;
  scrollbar-width: none;
  min-height: 0;
}

.image-viewer::-webkit-scrollbar {
  display: none;
}

.source-image-wrapper {
  position: relative;
  height: 100%;
  max-width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.source-image-wrapper.extracting::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  border-radius: 4px;
  z-index: 1;
}

.source-image-wrapper.extracting .spinner {
  position: absolute;
  top: 50%;
  left: 50%;
  margin: -14px 0 0 -14px;
  width: 28px;
  height: 28px;
  z-index: 2;
}

.source-img {
  display: block;
  max-height: 100%;
  max-width: 100%;
  object-fit: contain;
  border-radius: 4px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

/* Overlay exactly covers the img box */
#source-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.source-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.5);
  font-size: 13px;
  text-align: center;
  pointer-events: none;
}

.source-placeholder-icon {
  font-size: 36px;
  opacity: 0.4;
}

.source-preview-canvas {
  display: block;
  max-width: 100%;
  max-height: 100%;
  border-radius: 4px;
}

.preview-warning {
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 14px;
  padding: 5px 8px;
  border-radius: 6px;
  background: rgba(91, 53, 8, 0.9);
  color: #fff;
  font-size: 12px;
  text-align: center;
  pointer-events: none;
}

.source-img:not([hidden]) ~ .source-placeholder,
.source-img:not([hidden]) + #source-overlay + .source-placeholder {
  display: none;
}

.src-band {
  position: absolute;
  border: 1.5px dashed rgba(79, 70, 229, 0.55);
  border-radius: 2px;
}

.src-row {
  position: absolute;
  border: 2px solid transparent;
  background: transparent;
  border-radius: 2px;
  pointer-events: auto;
  cursor: pointer;
}

.src-row.src-row-corrected {
  border-color: rgba(217, 119, 6, 0.55);
}

.src-row.src-row-acked {
  border-color: transparent;
}

.src-row:hover,
.src-row.active {
  border-color: var(--warning);
  background: rgba(217, 119, 6, 0.16);
  box-shadow: 0 0 0 1px var(--warning);
}

.src-row-num {
  position: absolute;
  top: -27px;
  left: -2px;
  padding: 0 8px;
  font-size: 16px;
  font-weight: 700;
  line-height: 25px;
  color: #fff;
  background: var(--warning);
  border-radius: 4px;
  white-space: nowrap;
  opacity: 0;
}

.src-row:hover .src-row-num,
.src-row.active .src-row-num { background: var(--warning); opacity: 1; }

.src-row-corrected-badge {
  position: absolute;
  top: 50%;
  left: calc(100% + 4px);
  transform: translateY(-50%);
  padding: 0 6px;
  font-size: 11px;
  font-weight: 700;
  line-height: 17px;
  color: #fff;
  background: var(--warning);
  border-radius: 3px;
  white-space: nowrap;
}

.src-row.src-row-acked .src-row-corrected-badge { display: none; }
.src-row.src-row-acked:hover .src-row-corrected-badge,
.src-row.src-row-acked.active .src-row-corrected-badge { display: block; }

.src-var-pop {
  position: fixed;
  z-index: 60;
  min-width: 140px;
  max-width: 260px;
  padding: 8px 10px;
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
}

.src-var-pop-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.src-var-pop-line {
  display: flex;
  align-items: center;
  gap: 5px;
  margin-top: 4px;
}

.src-var-pop-field {
  flex: none;
  width: 52px;
  font-size: 12px;
  color: var(--text-muted);
}

.src-var-chip {
  border: 1px solid var(--border-color);
  background: #f8fafc;
  border-radius: 6px;
  padding: 2px 9px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}

.src-var-chip:hover { border-color: var(--warning); background: var(--warning-bg); }
.src-var-chip.current {
  border-color: var(--warning);
  background: var(--warning);
  color: #fff;
  cursor: default;
}

@keyframes src-flash-bg {
  0% { background-color: #ffe9c7; }
  100% { background-color: transparent; }
}

#items-table tr.src-flash td { animation: src-flash-bg 1.4s ease-out forwards; }

#items-table tr.src-hover td,
#items-table tbody tr:hover td:not([class]),
#items-table tbody tr:hover td.dim-cell:not(.corrected-cell),
#items-table tbody tr:hover td.scheme-cell,
#items-table tbody tr:hover td.rot-cell { background-color: #ffe9c7; }

/* Постоянно лента превью */
.carousel-bar {
  border-top: 1px solid var(--border-color);
  background: #f8fafc;
  display: flex;
  align-items: stretch;
  flex-shrink: 0;
}

.carousel-arrow {
  width: 28px;
  flex-shrink: 0;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-size: 20px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.15s, background 0.15s;
}

.carousel-arrow:hover {
  color: var(--text-main);
  background: rgba(0,0,0,0.05);
}

.carousel-arrow:disabled {
  opacity: 0.3;
  cursor: default;
}

.carousel-arrow:disabled:hover {
  background: transparent;
  color: var(--text-muted);
}

.carousel-extract {
  display: flex;
  align-items: center;
  padding: 0 12px;
  border-left: 1px solid var(--border-color);
  flex-shrink: 0;
}

.preview-carousel {
  height: 100px;
  display: flex;
  gap: 8px;
  padding: 10px;
  overflow-x: auto;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: flex-start;
  scrollbar-width: none;
  flex: 1;
  min-width: 0;
}

.preview-carousel::-webkit-scrollbar {
  display: none;
}

.thumb {
  height: 80px;
  width: auto;
  aspect-ratio: 4 / 3;
  border: 2px solid var(--border-color);
  border-radius: 4px;
  overflow: hidden;
  cursor: pointer;
  position: relative;
  background: #fff;
  flex-shrink: 0;
}

.thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.thumb.active {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(79, 70, 229, 0.2);
}

.thumb-extracting::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  border-radius: 2px;
}

.thumb-extracting .spinner {
  position: absolute;
  inset: 0;
  margin: auto;
  z-index: 2;
}

.thumb-badge {
  position: absolute;
  top: 4px;
  right: 22px;
  width: 16px;
  height: 16px;
  background: var(--primary);
  color: #fff;
  font-size: 10px;
  line-height: 16px;
  text-align: center;
  border-radius: 50%;
}

.thumb-close {
  position: absolute;
  top: 4px;
  right: 4px;
  width: 16px;
  height: 16px;
  background: var(--primary);
  border-radius: 50%;
  cursor: pointer;
  z-index: 3;
}

.thumb-close .icon {
  width: 16px;
  height: 16px;
  vertical-align: top;
}

.thumb-extracting .thumb-close {
  display: none;
}

.thumb-meta {
  position: absolute;
  left: 4px;
  bottom: 4px;
  display: flex;
  gap: 3px;
  align-items: center;
}

.thumb-pass,
.thumb-thinking,
.thumb-model {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 16px;
  height: 16px;
  padding: 0 2px;
  font-size: 10px;
  font-weight: 600;
  color: #fff;
  background: var(--primary);
  border-radius: 50%;
}

.thumb-thinking { background: var(--primary); }
.thumb-model { background: #6366f1; }

.thumb-lines {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.thumb-line {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 1px;
  background: rgba(79, 70, 229, 0.9);
  box-shadow: 0 0 2px rgba(0, 0, 0, 0.5);
}

.thumb-line-h {
  top: auto;
  bottom: auto;
  left: 0;
  right: 0;
  width: auto;
  height: 1px;
}


.thumb.empty {
  border: 2px dashed #c084fc;
  background: #faf5ff;
  display: flex;
  align-items: center;
  justify-content: center;
}

.thumb.empty:hover, .thumb.empty.dragover {
  background: #f3e8ff;
  border-color: var(--primary);
}

.add-sheet-btn {
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 500;
}

/* Floating bubble for status/progress/error */
.floating-bubble {
  position: fixed;
  bottom: 24px;
  right: 24px;
  left: auto;
  transform: none;
  z-index: 200;
  background: var(--bg-panel);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 12px 20px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.18);
  display: none;
  flex-direction: column;
  gap: 8px;
  min-width: 260px;
  max-width: 480px;
  animation: bubble-in 0.2s ease;
}

.floating-bubble:has(> :not([hidden])) {
  display: flex;
}

@keyframes bubble-in {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

.floating-bubble .status { margin: 0; padding: 0; font-size: 13px; }
.floating-bubble .error-box { margin: 0; }
.floating-bubble .task-progress-wrap { margin: 0; }

.sample-note { font-size: 12px; color: var(--text-muted); }

/* Статус / ошибки */
.status {
  margin-top: 12px;
  font-size: 13px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 16px;
  flex-shrink: 0;
}

.spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 2px solid var(--border-color);
  border-top-color: var(--primary);
  animation: spin 0.8s linear infinite;
  vertical-align: middle;
  flex-shrink: 0;
}
.spinner-sm { width: 14px; height: 14px; }
.spinner-lg { width: 20px; height: 20px; }

@keyframes spin { to { transform: rotate(360deg); } }

.error-box {
  margin-top: 12px;
  padding: 10px 12px;
  background: var(--danger-soft);
  border: 1px solid #fecaca;
  border-radius: 8px;
  color: var(--danger);
  font-size: 13px;
  white-space: pre-wrap;
  font-family: var(--mono);
  margin-left: 16px;
  margin-right: 16px;
  flex-shrink: 0;
}

.error-box.clickable {
  cursor: pointer;
  text-decoration: underline;
  text-decoration-style: dotted;
}

.error-box.clickable:hover {
  opacity: 0.85;
}

/* Кнопки */
.btn {
  padding: 8px 16px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background 0.15s ease;
}

.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-small {
  padding: 4px 10px;
  font-size: 12px;
}

.btn-primary { background: var(--primary); color: white; }
.btn-primary:hover:not(:disabled) { background: var(--primary-hover); }

.btn-danger { background: var(--danger); color: white; }
.btn-danger:hover:not(:disabled) { background: #dc2626; }

.btn-ghost { color: var(--primary); border-color: var(--primary); background: transparent; }
.btn-ghost:hover:not(:disabled) { background: var(--primary-soft); }

.btn-icon {
  padding: 6px 10px;
  font-size: 16px;
  line-height: 1;
  border-radius: 6px;
  width: auto;
  min-width: 32px;
  text-align: center;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-icon:disabled { opacity: 0.4; cursor: not-allowed; }
#extract-btn.busy { background: var(--primary-hover); }

/* Контролы формы */
.field-label {
  display: block;
  margin: 14px 0 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-main);
  padding: 0 16px;
}

.field-label .hint { font-weight: 400; color: var(--text-muted); }

.edge-order-group {
  border: none;
  padding: 0 16px;
  margin: 14px 0 6px;
}

.edge-order-group .field-label { margin: 0 0 6px; padding: 0; }
.edge-order-group .check { margin-bottom: 4px; }

.slider-label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--text-main);
  padding: 0 16px;
}

.slider-label input[type="range"] { flex: 1; }
.slider-label output { min-width: 34px; text-align: right; font-family: var(--mono); }

.check {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 14px;
  cursor: pointer;
}

.check input { margin-top: 3px; }

textarea {
  width: calc(100% - 32px);
  margin: 0 16px;
  padding: 10px 12px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  resize: vertical;
  background: var(--bg-panel);
  font: inherit;
  color: var(--text-main);
}

textarea.mono { font-family: var(--mono); font-size: 13px; line-height: 1.45; }
textarea:focus { outline: 2px solid var(--primary-soft); border-color: var(--primary); }

/* Интерактивная таблица */
.table-container {
  flex: 1;
  overflow: auto;
}

.table-placeholder {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: var(--text-muted);
  font-size: 15px;
  text-align: center;
  padding: 24px;
}
.table-placeholder .spinner {
  width: 28px;
  height: 28px;
  border-width: 3px;
}

.table-placeholder-icon {
  font-size: 32px;
  opacity: 0.4;
}

#items-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 13px;
}

#items-table th {
  background: #f1f5f9;
  color: var(--text-muted);
  font-weight: 600;
  padding: 10px 12px;
  position: sticky;
  top: 0;
  z-index: 2;
  border-bottom: 2px solid var(--border-color);
}

#items-table td {
  padding: 6px 12px;
  border-bottom: 1px solid var(--border-color);
  vertical-align: middle;
}

#items-table tbody tr:hover td {
  background: #f8fafc;
}

/* Современный тумблер вращения */
/* Кромка: мини-схема детали */
.scheme-cell { text-align: center; vertical-align: middle; }

#items-table svg.edge-scheme {
  display: block;
  margin: 0 auto;
  width: 54px;
  max-height: 48px;
  height: auto;
  overflow: visible;
}

.scheme-fill { fill: transparent; }
.scheme-side { cursor: pointer; }

.scheme-hit-area {
  fill: transparent;
  pointer-events: all;
  cursor: pointer;
}

.scheme-hit {
  stroke: transparent;
  stroke-width: 22px;
  fill: none;
}

.scheme-side:hover .scheme-hit,
.scheme-side.hint .scheme-hit {
  stroke: rgba(79, 70, 229, 0.22);
}

.scheme-viz {
  stroke: #c3cddd;
  stroke-width: 2px;
  stroke-linecap: round;
  fill: none;
  transition: stroke 0.12s;
}

.scheme-viz.on { stroke-width: 3.5px; }

@media (pointer: coarse) {
  .scheme-hit { stroke-width: 32px; }
}

.scheme-eye { color: #9aa7bd; cursor: pointer; }
.scheme-eye:hover { color: var(--primary); }
.scheme-eye path,
.scheme-eye circle {
  fill: none;
  stroke: currentColor;
  stroke-width: 2px;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.scheme-eye .scheme-eye-hit {
  fill: transparent;
  stroke: none;
  pointer-events: all;
}

.edge-popover {
  position: fixed;
  z-index: 1000;
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.2);
  padding: 6px 8px;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.12s ease-out;
}

.edge-popover.show { opacity: 1; }
.edge-popover svg { display: block; }

/* Вращать заголовок */
.th-rot { text-align: center; }

.rot-head {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
}

.rot-cell { text-align: center; }

#summary .txt-warn { color: var(--warning); }

/* Закрепленная нижняя плашка экспорта */
.export-actions {
  padding: 14px 16px;
  background: #f8fafc;
  border-top: 1px solid var(--border-color);
  display: flex;
  gap: 12px;
  align-items: center;
  flex-shrink: 0;
}

/* Модальное окно */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(28, 35, 51, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 20px;
}

.modal-backdrop[hidden] { display: none; }

.modal {
  background: var(--bg-panel);
  border-radius: 12px;
  padding: 24px;
  max-width: 420px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  text-align: center;
}

.settings-modal {
  max-width: 720px;
  max-height: 95vh;
  text-align: left;
}

.modal h2 {
  margin: 0 0 14px;
  font-size: 16px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
}

.modal-close {
  position: absolute;
  top: 10px;
  right: 12px;
  border: none;
  background: none;
  font-size: 22px;
  line-height: 1;
  color: var(--text-muted);
  cursor: pointer;
}

.modal-close:hover { color: var(--danger); }

.confirm-buttons { display: flex; gap: 10px; justify-content: center; margin-top: 18px; }
.confirm-buttons .btn { min-width: 80px; }
#confirm-text { margin: 0 0 4px; font-size: 15px; }

.error-modal {
  max-width: 600px;
  text-align: left;
}

.copy-columns-modal {
  max-width: 340px;
  text-align: left;
}

.error-text {
  margin: 0;
  padding: 12px;
  background: var(--bg-panel);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-family: var(--mono);
  font-size: 12px;
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 60vh;
  overflow-y: auto;
  line-height: 1.5;
}

.room-active {
  margin-top: 12px;
  padding: 14px;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  background: var(--bg-panel);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  text-align: center;
}

.room-qr img { border-radius: 8px; }

/* Телефон */
.phone-panel {
  display: flex;
  justify-content: center;
  padding: 40px 16px;
}

.phone-panel[hidden] { display: none; }

.phone-card {
  width: 100%;
  max-width: 420px;
  background: var(--bg-panel);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 24px;
}

.phone-card h2 { text-align: center; margin-bottom: 16px; }

.phone-status {
  text-align: center;
  margin: 6px 0 16px;
  font-size: 14px;
  color: var(--text-muted);
}

.phone-status.ok { color: var(--ok); font-weight: 600; }
.phone-status.err { color: var(--danger); }

.phone-pick { text-align: center; margin: 10px 0; }
.phone-pick .btn { padding: 14px 24px; font-size: 16px; margin: 4px; }

.phone-progress-wrap { text-align: center; margin: 12px 0; }
.phone-progress-wrap progress { width: 100%; height: 10px; accent-color: var(--primary); }

.phone-result { text-align: center; margin: 12px 0; }
.phone-ok { font-size: 20px; font-weight: 700; color: var(--ok); }
.phone-result .btn { margin-top: 12px; }

/* Скрытые элементы */
[hidden] { display: none !important; }

/* Адаптивность */
@media (max-width: 960px) {
  .workspace {
    flex-direction: column;
  }
  
  .panel-source, .panel-results {
    flex: none;
    height: 50%;
  }
  
  .header-actions {
    gap: 8px;
  }
  
  .header-model {
    display: none;
  }
}

@media (max-width: 640px) {
  .app-header {
    padding: 8px 12px;
    flex-wrap: wrap;
    gap: 8px;
  }
  
  .header-logo h1 {
    font-size: 14px;
  }
  
  .workspace {
    padding: 8px;
    gap: 8px;
  }
}

/* Send page (standalone phone upload) */
.send-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  min-height: 100dvh;
  padding: 24px 16px;
}

.send-page .room-badge {
  display: inline-block;
  background: var(--primary-soft);
  color: var(--primary);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: 1px;
  padding: 6px 16px;
  border-radius: 8px;
  font-family: var(--mono);
  margin-bottom: 16px;
}

.send-page .phone-card {
  text-align: center;
}

.send-page .btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

/* 404 room-not-found page */
.not-found-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  min-height: 100dvh;
  padding: 24px 16px;
}

.not-found-page .box {
  width: 100%;
  max-width: 400px;
  background: var(--bg-panel);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 32px 24px;
  text-align: center;
}

.not-found-page h1 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-main);
}

.not-found-page p {
  color: var(--text-muted);
  font-size: 14px;
  margin: 0;
}

.not-found-page .not-found-cta {
  margin-top: 20px;
}

.not-found-page .not-found-cta a {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 10px 24px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: background .15s;
}

.not-found-page .not-found-cta a:hover {
  background: var(--primary-hover);
}

/* ── Контекстное меню таблицы ── */
.ctx-menu {
  position: fixed;
  z-index: 200;
  background: var(--bg-panel);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.18);
  padding: 4px 0;
  min-width: 180px;
}

.ctx-menu[hidden] { display: none; }

.ctx-menu-item {
  display: block;
  width: 100%;
  padding: 8px 16px;
  border: none;
  background: none;
  text-align: left;
  font-size: 13px;
  color: var(--text-main);
  cursor: pointer;
  white-space: nowrap;
}

.ctx-menu-item:hover {
  background: var(--primary-soft);
  color: var(--primary);
}

.ctx-menu-item.danger {
  color: var(--danger);
}

.ctx-menu-item.danger:hover {
  background: var(--danger-soft);
}

/* ── Выделение строк таблицы ── */
#items-table tbody tr.row-selected td {
  background: var(--primary-soft) !important;
}

#items-table tbody tr.row-selected:hover td {
  background: #dde0fc !important;
}

/* Номер строки — курсор pointer для выделения */
#items-table tbody tr td:first-child {
  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
}

/* ── Toast-уведомление ── */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 300;
  background: var(--bg-panel);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity 0.25s ease-out, visibility 0.25s, transform 0.25s ease-out;
  pointer-events: none;
}

.toast.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

.toast-text {
  color: var(--text-main);
  white-space: nowrap;
}

.toast-undo {
  border: 1px solid var(--border-color);
  background: var(--bg-panel);
  color: var(--primary);
  border-radius: 6px;
  padding: 4px 12px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.12s, border-color 0.12s;
}

.toast-undo:hover {
  background: var(--primary-soft);
  border-color: var(--primary);
}