:root {
  --bg: #efe7db;
  --panel: rgba(255, 251, 245, 0.93);
  --panel-strong: #fffaf4;
  --line: rgba(51, 38, 24, 0.12);
  --text: #1f1913;
  --text-soft: #6d665e;
  --accent: #b94a31;
  --accent-deep: #8e321f;
  --success: #1a8657;
  --success-soft: rgba(26, 134, 87, 0.08);
  --shadow: 0 20px 42px rgba(80, 54, 24, 0.08);
  --radius: 20px;
  --radius-sm: 14px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  height: 100vh;
  overflow: hidden;
  font-family: "Inter", "Noto Sans SC", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(185, 74, 49, 0.08), transparent 20%),
    linear-gradient(180deg, #f7f1ea 0%, var(--bg) 100%);
}

.hidden {
  display: none !important;
}

.eyebrow {
  margin-bottom: 8px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.24em;
  text-transform: uppercase;
}

.app-shell {
  height: 100vh;
  display: grid;
  grid-template-columns: 200px 1fr;
  transition: grid-template-columns 180ms ease;
}

.left-menu {
  position: relative;
  z-index: 3;
  padding: 22px 16px;
  border-right: 1px solid var(--line);
  background: rgba(248, 242, 234, 0.82);
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: 18px;
  overflow: auto;
}

.app-shell.sidebar-collapsed {
  grid-template-columns: 84px 1fr;
}

.app-shell.sidebar-collapsed .left-menu {
  padding-inline: 10px;
}

.app-shell.sidebar-collapsed .menu-action-label {
  display: none;
}

.app-shell.sidebar-collapsed .menu-brand {
  display: flex;
  justify-content: center;
}

.app-shell.sidebar-collapsed .sidebar-toggle {
  width: 40px;
  margin-left: 0;
}

.app-shell.sidebar-collapsed .menu-head {
  align-items: center;
  justify-content: space-between;
}

.app-shell.sidebar-collapsed .menu-actions {
  gap: 10px;
}

.app-shell.sidebar-collapsed .menu-primary,
.app-shell.sidebar-collapsed .menu-secondary {
  width: 44px;
  padding: 0;
  justify-content: center;
}

.menu-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
}

.menu-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.menu-brand-mark {
  width: 34px;
  height: auto;
  flex: 0 0 auto;
  display: block;
}

.menu-brand-copy {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.menu-brand strong {
  font-size: 21px;
  line-height: 1.05;
  letter-spacing: 0.02em;
}

.menu-subtitle {
  color: #4a6279;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.app-shell.sidebar-collapsed .menu-brand-copy {
  display: none;
}

.app-shell.sidebar-collapsed .menu-brand-mark {
  width: 28px;
}

.menu-actions {
  display: grid;
  gap: 10px;
}

.menu-top {
  display: grid;
  gap: 18px;
}

.menu-bottom {
  margin-top: auto;
  display: grid;
  gap: 10px;
}

.template-list {
  display: grid;
  gap: 14px;
}

.template-card {
  padding: 14px;
  border-radius: 22px;
  border: 1px solid rgba(51, 38, 24, 0.08);
  background: rgba(255, 255, 255, 0.58);
  cursor: pointer;
  display: grid;
  gap: 12px;
  align-content: start;
}

.template-card.disabled {
  cursor: not-allowed;
  opacity: 0.46;
  filter: grayscale(0.18);
}

.template-card.active {
  border-color: rgba(185, 74, 49, 0.36);
  background: rgba(185, 74, 49, 0.08);
}

.template-card.disabled.active {
  border-color: rgba(51, 38, 24, 0.08);
  background: rgba(255, 255, 255, 0.58);
}

.template-card-preview {
  height: 206px;
  border-radius: 18px;
  padding: 12px;
  display: flex;
  border: 1px solid rgba(51, 38, 24, 0.08);
  background: #fffdf8;
  overflow: hidden;
}

.template-card-preview.rust {
  background: linear-gradient(180deg, #fffdf8, #f6efe5);
}

.template-card-preview.ink {
  background: linear-gradient(180deg, #fffaf4, #f3ebdf);
}

.template-card-preview.signal {
  background: linear-gradient(180deg, #fbfbfb, #f0ebe6);
}

.template-card-preview.steel {
  background: linear-gradient(180deg, #fbfdff, #edf3f8);
}

.template-preview-kicker {
  color: rgba(84, 78, 72, 0.76);
  font-size: 8px;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.template-preview-title {
  color: rgba(39, 30, 20, 0.9);
  font-size: 16px;
  line-height: 1.16;
  font-weight: 800;
}

.template-preview-page {
  width: 100%;
  height: 100%;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(51, 38, 24, 0.06);
  padding: 14px;
  display: grid;
  gap: 8px;
  overflow: hidden;
}

.template-preview-page.editorial .template-preview-title,
.template-card-preview.ink .template-preview-title {
  font-family: "Georgia", "Songti SC", serif;
}

.template-preview-page.report {
  gap: 8px;
}

.template-preview-grid {
  display: grid;
  gap: 6px;
}

.template-preview-grid.real,
.template-preview-grid.report-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.template-preview-grid span {
  height: 48px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(51, 38, 24, 0.06);
}

.template-preview-grid.real span.copy::before {
  content: "";
  display: block;
  width: 76%;
  height: 8px;
  margin: 10px 0 8px 10px;
  border-radius: 999px;
  background: rgba(34, 26, 18, 0.72);
}

.template-preview-grid.real span.copy::after {
  content: "";
  display: block;
  width: 60%;
  height: 6px;
  margin-left: 10px;
  border-radius: 999px;
  background: rgba(98, 91, 86, 0.28);
}

.template-preview-grid span.hero {
  background: rgba(185, 74, 49, 0.84);
}

.template-preview-summary,
.template-preview-summary.short {
  height: 8px;
  border-radius: 999px;
  background: rgba(103, 92, 84, 0.18);
}

.template-preview-summary {
  width: 72%;
}

.template-preview-summary.short {
  width: 56%;
}

.template-preview-highlight {
  height: 22px;
  border-radius: 999px;
  background: rgba(185, 74, 49, 0.12);
}

.template-card-preview.signal .template-preview-highlight {
  background: rgba(37, 49, 84, 0.12);
}

.template-card-preview.steel .template-preview-highlight {
  background: rgba(53, 91, 140, 0.12);
}

.template-preview-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 6px;
}

.template-preview-metrics span {
  height: 28px;
  border-radius: 10px;
  background: rgba(246, 247, 250, 0.96);
  border: 1px solid rgba(51, 38, 24, 0.06);
}

.template-preview-feature {
  height: 46px;
  border-radius: 16px;
  background: linear-gradient(180deg, rgba(255, 247, 242, 0.92), rgba(248, 239, 230, 0.92));
  border: 1px solid rgba(51, 38, 24, 0.05);
}

.template-preview-footer {
  margin-top: auto;
  display: flex;
  justify-content: space-between;
  gap: 8px;
}

.template-preview-footer span {
  width: 72px;
  height: 8px;
  border-radius: 999px;
  background: rgba(103, 92, 84, 0.18);
}

.template-card-preview.steel .template-preview-grid span.hero {
  background: rgba(53, 91, 140, 0.84);
}

.template-card-preview.ink .template-preview-grid span.hero {
  background: rgba(110, 80, 56, 0.84);
}

.template-card-preview.signal .template-preview-grid span.hero {
  background: rgba(37, 49, 84, 0.84);
}

.template-card-copy {
  display: grid;
  gap: 4px;
  align-content: start;
  min-height: 74px;
}

.template-card-origin {
  color: rgba(108, 98, 90, 0.72);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.template-card-copy strong {
  font-size: 14px;
  line-height: 1.25;
}

.template-card-state {
  display: inline-flex;
  width: fit-content;
  padding: 4px 8px;
  border-radius: 999px;
  background: rgba(185, 74, 49, 0.1);
  color: rgba(163, 66, 43, 0.92);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.template-card.disabled .template-card-state {
  background: rgba(103, 92, 84, 0.12);
  color: rgba(103, 92, 84, 0.9);
}

.template-card-copy span {
  color: var(--text-soft);
  font-size: 13px;
  line-height: 1.5;
}

.template-list-drawer {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: start;
}

.sidebar-toggle {
  width: 40px;
  height: 40px;
  padding: 0;
  border: 1px solid rgba(51, 38, 24, 0.08);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.45);
  color: var(--text-soft);
  font: inherit;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
}

.toggle-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
}

.menu-primary,
.menu-secondary,
.primary-btn,
.secondary-btn,
.close-btn,
.mini-btn {
  border: none;
  cursor: pointer;
  font: inherit;
  font-weight: 700;
}

.menu-primary,
.menu-secondary {
  height: 46px;
  border-radius: 14px;
  background: var(--panel);
  color: var(--text);
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 10px;
  padding: 0 14px;
}

.menu-action-icon {
  width: 18px;
  text-align: center;
  color: var(--accent);
}

.menu-action-label {
  white-space: nowrap;
}

.panel,
.summary-chip,
.drawer-panel {
  background: var(--panel);
  border: 1px solid rgba(255, 255, 255, 0.46);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.workbench {
  position: relative;
  z-index: 1;
  min-width: 0;
  height: 100vh;
  padding: 18px;
  display: block;
}

.current-panel h2,
.panel-header h3,
.drawer-header h3 {
  margin: 0;
  line-height: 1.08;
}

.current-panel h2 {
  font-size: 20px;
}

.overview-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.overview-actions.compact {
  align-self: flex-start;
  flex-shrink: 0;
  display: grid;
  grid-template-columns: repeat(2, auto);
}

.overview-actions.compact.single-action {
  grid-template-columns: 1fr;
}

.primary-btn,
.secondary-btn,
.close-btn,
.mini-btn {
  height: 44px;
  padding: 0 16px;
  border-radius: 999px;
}

.primary-btn {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 10px 22px rgba(185, 74, 49, 0.22);
}

.secondary-btn {
  background: rgba(185, 74, 49, 0.08);
  color: var(--accent-deep);
}

.mini-btn {
  height: 34px;
  padding: 0 12px;
  border: 1px solid rgba(51, 38, 24, 0.08);
  background: rgba(255, 255, 255, 0.5);
  color: var(--text-soft);
  font-size: 12px;
 }

.primary-btn:disabled,
.secondary-btn:disabled {
  cursor: not-allowed;
  opacity: 0.48;
  box-shadow: none;
}

.panel-tip,
.panel-description,
.field span,
.preview-bottom span,
.preview-empty-copy {
  color: var(--text-soft);
}

.panel-description {
  display: none;
}

.content-grid {
  height: calc(100vh - 36px);
  display: grid;
  grid-template-columns: 420px minmax(0, 1fr);
  gap: 16px;
}

.middle-column,
.right-column {
  min-height: 0;
  display: grid;
  gap: 16px;
}

.middle-column {
  grid-template-rows: minmax(0, 1.18fr) minmax(0, 0.82fr);
  align-content: start;
}

.right-column {
  grid-template-rows: minmax(0, 1fr);
}

.panel {
  min-height: 0;
  padding: 16px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.current-panel {
  min-height: 0;
  display: grid;
  gap: 16px;
  overflow: hidden;
}

.panel-header {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: flex-start;
  margin-bottom: 14px;
}

.panel-header h3 {
  overflow-wrap: anywhere;
}

.panel-tip {
  max-width: 180px;
  font-size: 12px;
  line-height: 1.4;
  text-align: right;
}

.panel-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.current-editor {
  display: grid;
  gap: 14px;
  min-height: 0;
  padding: 12px 14px;
  border-radius: 18px;
  border: 1px solid rgba(51, 38, 24, 0.08);
  background: rgba(255, 255, 255, 0.46);
  overflow: hidden;
}

.current-editor.empty .current-editor-fields,
.current-editor.empty .current-ops {
  opacity: 0.52;
}

.current-editor-top {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.current-slide-info {
  display: flex;
  align-items: center;
  min-width: 0;
}

.current-slide-label-row {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.current-slide-label {
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.current-editor h3 {
  margin: 0;
  font-size: 18px;
  line-height: 1.2;
  white-space: nowrap;
  color: var(--text-soft);
  font-weight: 700;
}

.prompt-toggle-btn {
  width: 22px;
  height: 22px;
  padding: 0;
  border: 1px solid rgba(51, 38, 24, 0.12);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--text-soft);
  font: inherit;
  font-size: 12px;
  font-weight: 800;
  cursor: pointer;
}

.current-prompt-popover {
  display: grid;
  gap: 8px;
  padding: 12px;
  border: 1px solid rgba(51, 38, 24, 0.08);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.78);
}

.current-prompt-popover-head {
  color: var(--text-soft);
  font-size: 12px;
  font-weight: 700;
}

.current-prompt-popover textarea {
  min-height: 124px;
  resize: vertical;
}

.current-editor-fields {
  display: grid;
  gap: 10px;
  min-height: 0;
  overflow: auto;
  padding-right: 4px;
}

.current-editor textarea {
  min-height: 86px;
  resize: vertical;
  overflow: auto;
}

.field-compact {
  gap: 0;
}

.current-editor textarea#currentSlideDraftInput {
  min-height: 220px;
}

.current-ops {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 2px;
  align-items: center;
}

.page-primary-btn {
  height: 38px;
  padding: 0 16px;
  border-radius: 14px;
  border: none;
}

.regenerate-status {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text-soft);
  font-size: 13px;
  font-weight: 600;
}

.loading-spinner {
  width: 16px;
  height: 16px;
  border: 2px solid rgba(185, 74, 49, 0.16);
  border-top-color: var(--accent);
  border-radius: 999px;
  animation: spin 0.9s linear infinite;
}

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

.page-list.empty {
  padding: 16px;
  border-radius: 16px;
  background: rgba(51, 38, 24, 0.05);
  line-height: 1.55;
}

.field {
  display: grid;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
}

input[type="text"],
input[type="number"],
textarea,
input[type="file"] {
  width: 100%;
  border: 1px solid rgba(51, 38, 24, 0.12);
  border-radius: 14px;
  background: var(--panel-strong);
  color: var(--text);
  font: inherit;
}

input[type="text"],
input[type="number"],
input[type="file"] {
  height: 46px;
  padding: 0 14px;
}

textarea {
  min-height: 96px;
  padding: 12px 14px;
  resize: none;
  line-height: 1.65;
}

.page-panel {
  overflow: hidden;
  min-height: 0;
}

.page-list {
  flex: 1;
  min-height: 0;
  overflow: auto;
  display: grid;
  gap: 6px;
  padding-right: 4px;
  align-content: start;
}

.page-item {
  padding: 10px 12px;
  border-radius: 16px;
  border: 1px solid rgba(51, 38, 24, 0.1);
  background: rgba(255, 255, 255, 0.5);
  cursor: pointer;
  transition: border-color 120ms ease, transform 120ms ease;
  text-align: left;
  overflow: hidden;
  min-height: 56px;
}

.page-item:hover {
  transform: translateY(-1px);
  border-color: rgba(185, 74, 49, 0.22);
}

.page-item.active {
  border-color: rgba(185, 74, 49, 0.38);
  background: rgba(185, 74, 49, 0.06);
}

.page-item-row {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
}

.page-item-order {
  color: var(--accent);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.page-item-actions {
  display: flex;
  gap: 8px;
}

.page-edit-btn,
.ghost-btn,
.danger-btn {
  height: 34px;
  border-radius: 12px;
  border: 1px solid rgba(51, 38, 24, 0.08);
  background: rgba(255, 255, 255, 0.6);
  color: var(--text-soft);
  font: inherit;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
}

.page-edit-btn:disabled,
.ghost-btn:disabled,
.danger-btn:disabled,
.mini-btn:disabled,
.toolbar-icon-btn:disabled,
.toolbar-select:disabled,
.summary-select:disabled {
  opacity: 0.48;
  cursor: not-allowed;
}

.page-edit-btn {
  padding: 0 12px;
}

.ghost-btn {
  padding: 0 12px;
}

.danger-btn {
  padding: 0 12px;
  color: var(--accent-deep);
  background: rgba(185, 74, 49, 0.08);
}

.preview-toolbar {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}

.toolbar-icon-btn,
.toolbar-select,
.toolbar-action-btn {
  height: 34px;
  border: 1px solid rgba(51, 38, 24, 0.08);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.7);
  color: var(--text-soft);
  font: inherit;
  font-size: 12px;
  font-weight: 700;
}

.toolbar-icon-btn,
.toolbar-action-btn {
  padding: 0 12px;
  cursor: pointer;
}

.toolbar-icon-btn {
  width: 34px;
  padding: 0;
}

.toolbar-select {
  padding: 0 12px;
}

.toolbar-action-btn {
  background: rgba(185, 74, 49, 0.08);
  color: var(--accent-deep);
}

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

.summary-select {
  width: 100%;
  height: 40px;
  border: 1px solid rgba(51, 38, 24, 0.08);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.82);
  color: var(--text);
  font: inherit;
  font-size: 13px;
  padding: 0 12px;
}

.summary-actions-chip {
  display: grid;
  gap: 10px;
}

.summary-action-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.preview-shell {
  flex: 1;
  min-height: 0;
  padding: 8px;
  border-radius: 18px;
  background:
    linear-gradient(135deg, rgba(255,255,255,0.42), rgba(186, 208, 235, 0.18)),
    repeating-linear-gradient(-45deg, rgba(188, 206, 226, 0.14), rgba(188, 206, 226, 0.14) 10px, rgba(255,255,255,0.12) 10px, rgba(255,255,255,0.12) 20px);
  border: 1px solid rgba(176, 195, 214, 0.26);
}

.preview-stage {
  height: 100%;
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: auto;
  padding: 8px;
  scrollbar-gutter: stable both-edges;
}

.preview-scale-frame {
  flex: 0 0 auto;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.slide-preview {
  --preview-accent: var(--accent);
  --preview-canvas: #fffdf8;
  --preview-panel: #ffffff;
  --preview-insight-bg: rgba(185, 74, 49, 0.08);
  --preview-emphasis-bg: var(--accent);
  --preview-emphasis-text: #ffffff;
  --preview-card-radius: 20px;
  width: 1600px;
  height: 900px;
  border-radius: 18px;
  background: var(--preview-canvas);
  box-shadow: 0 30px 60px rgba(29, 20, 12, 0.08);
  border: 1px solid rgba(57, 44, 26, 0.08);
  padding: 34px 40px;
  display: flex;
  flex-direction: column;
  gap: 22px;
  overflow: hidden;
  position: absolute;
  inset: 0 auto auto 0;
}

.slide-preview[data-style="editorial-serif"] {
  --preview-canvas: #fffdf9;
  --preview-accent: #6d523b;
  --preview-emphasis-bg: #6d523b;
}

.slide-preview[data-style="editorial-serif"] .preview-title,
.slide-preview[data-style="editorial-serif"] .preview-summary,
.slide-preview[data-template="editorial-spotlight"] .preview-title {
  font-family: "Georgia", "Songti SC", serif;
}

.slide-preview[data-style="editorial-serif"] .preview-box {
  border-style: solid;
  box-shadow: 0 10px 24px rgba(92, 70, 48, 0.08);
}

.slide-preview[data-style="minimal-report"] {
  --preview-canvas: #fbfcff;
  --preview-accent: #375a8c;
  --preview-emphasis-bg: #375a8c;
}

.slide-preview[data-style="minimal-report"] .preview-box,
.slide-preview[data-style="minimal-report"] .preview-source-row {
  border-radius: 10px;
  box-shadow: 0 6px 18px rgba(55, 90, 140, 0.08);
}

.slide-preview[data-style="minimal-report"] .preview-title {
  letter-spacing: -0.03em;
}

.slide-preview[data-style="soft-pastel"] {
  --preview-canvas: #fffaf7;
  --preview-accent: #bf6f58;
  --preview-insight-bg: rgba(240, 193, 176, 0.18);
  --preview-emphasis-bg: #cf7a62;
  --preview-emphasis-text: #ffffff;
}

.slide-preview[data-style="soft-pastel"] .preview-box,
.slide-preview[data-style="soft-pastel"] .preview-source-row {
  border-radius: 24px;
  box-shadow: 0 10px 24px rgba(207, 122, 98, 0.08);
}

.slide-preview[data-style="academic-paper"] {
  --preview-canvas: #fffdf8;
  --preview-accent: #64513d;
  --preview-emphasis-bg: #5f4f41;
}

.slide-preview[data-style="academic-paper"] .preview-title,
.slide-preview[data-style="academic-paper"] .preview-summary {
  font-family: "Georgia", "Songti SC", serif;
}

.slide-preview[data-style="academic-paper"] .preview-box,
.slide-preview[data-style="academic-paper"] .preview-source-row {
  border-width: 1.5px;
}

.slide-preview[data-style="corporate-clean"] {
  --preview-canvas: #fbfcff;
  --preview-accent: #2f66b3;
  --preview-emphasis-bg: #2f66b3;
}

.slide-preview[data-style="corporate-clean"] .preview-box,
.slide-preview[data-style="corporate-clean"] .preview-source-row {
  border-radius: 12px;
  box-shadow: 0 6px 18px rgba(47, 102, 179, 0.08);
}

.slide-preview[data-style="corporate-clean"] .preview-title {
  letter-spacing: -0.025em;
}

.slide-preview[data-style="aurora-glow"] {
  --preview-canvas: #f8fcff;
  --preview-accent: #1783a7;
  --preview-insight-bg: rgba(77, 193, 222, 0.14);
  --preview-emphasis-bg: linear-gradient(180deg, #1f8fc0, #4dcedf);
}

.slide-preview[data-style="aurora-glow"] .preview-box,
.slide-preview[data-style="aurora-glow"] .preview-source-row {
  box-shadow: 0 12px 28px rgba(54, 146, 180, 0.12);
  border-color: rgba(54, 146, 180, 0.12);
}

.slide-preview[data-template="editorial-spotlight"] {
  padding: 42px 48px;
}

.slide-preview[data-template="editorial-spotlight"] .preview-summary {
  font-size: 28px;
  max-width: 90%;
}

.slide-preview[data-template="signal-canvas"] .preview-box.emphasis {
  border-radius: 22px;
}

.slide-preview[data-template="signal-canvas"] .preview-insight {
  background: rgba(37, 49, 84, 0.08);
  color: #253154;
}

.slide-preview[data-template="report-board"] .preview-box,
.slide-preview[data-template="report-board"] .preview-source-row {
  border-radius: 12px;
}

.slide-preview[data-template="report-board"] .preview-title {
  font-size: 52px;
}

.slide-preview.empty {
  justify-content: center;
  align-items: center;
}

.preview-kicker {
  color: var(--preview-accent);
  font-size: 16px;
  font-weight: 800;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.preview-title {
  margin: 0;
  font-size: 64px;
  line-height: 1.12;
  overflow-wrap: anywhere;
}

.preview-summary {
  margin: 0;
  font-size: 28px;
  color: var(--text-soft);
  line-height: 1.56;
  white-space: pre-wrap;
}

.preview-insight {
  align-self: flex-start;
  padding: 16px 20px;
  border-radius: 18px;
  background: var(--preview-insight-bg);
  color: var(--preview-accent);
  font-weight: 700;
  line-height: 1.5;
  font-size: 24px;
  white-space: pre-wrap;
}

.preview-grid-4,
.preview-grid-2 {
  display: grid;
  gap: 16px;
}

.preview-grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.preview-grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.preview-box,
.preview-source-row {
  border: 1px solid rgba(51, 38, 24, 0.08);
  border-radius: var(--preview-card-radius);
  background: var(--preview-panel);
  padding: 20px;
}

.preview-box p,
.preview-box-title,
.preview-source-row span,
.preview-source-row strong,
.preview-question-list li {
  white-space: pre-wrap;
}

.preview-box.emphasis {
  background: var(--preview-emphasis-bg);
  color: var(--preview-emphasis-text);
  border-color: transparent;
}

.preview-box-label {
  color: var(--preview-accent);
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.preview-box.emphasis .preview-box-label {
  color: color-mix(in srgb, var(--preview-emphasis-text) 74%, transparent);
}

.preview-box-title {
  margin: 14px 0 12px;
  font-size: 34px;
  line-height: 1.18;
}

.preview-box p,
.preview-source-row span,
.preview-question-list li {
  margin: 0;
  font-size: 23px;
  line-height: 1.58;
  color: var(--text-soft);
}

.preview-custom-surface {
  width: 100%;
  height: 100%;
  min-height: 0;
  display: grid;
  align-content: start;
  gap: 16px;
  overflow: hidden;
}

.preview-custom-surface * {
  box-sizing: border-box;
  max-width: 100%;
}

.preview-custom-surface img,
.preview-custom-surface svg,
.preview-custom-surface canvas {
  max-width: 100%;
  height: auto;
}

.preview-custom-surface pre {
  margin: 0;
  white-space: pre-wrap;
  overflow: hidden;
}

.preview-box.emphasis p {
  color: color-mix(in srgb, var(--preview-emphasis-text) 88%, transparent);
}

.preview-editable {
  outline: 1px dashed rgba(185, 74, 49, 0.35);
  outline-offset: 3px;
  border-radius: 6px;
  cursor: text;
}

.preview-section-slide {
  justify-content: center;
}

.preview-section-title {
  margin: 0;
  font-size: 88px;
  line-height: 1.05;
}

.preview-code {
  margin: 0;
  padding: 22px;
  border-radius: 20px;
  background: #1f1c18;
  color: #f8f1e9;
  font-size: 19px;
  line-height: 1.65;
  white-space: pre-wrap;
}

.preview-stat {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.preview-stat strong {
  color: var(--accent);
  font-size: 104px;
  line-height: 0.9;
  font-family: "Playfair Display", Georgia, serif;
}

.preview-stat span {
  color: var(--text-soft);
  font-size: 22px;
}

.preview-question-list {
  margin: 0;
  padding-left: 28px;
}

.preview-source-table {
  display: grid;
  gap: 10px;
}

.preview-source-row {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 16px;
}

.preview-source-row strong {
  font-size: 22px;
}

.preview-bottom {
  margin-top: 10px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 0 2px;
}

.preview-bottom strong {
  font-size: 15px;
}

.preview-summary-bar {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 12px;
}

.delivery-btn {
  height: 38px;
  border: 1px solid rgba(51, 38, 24, 0.08);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.62);
  color: var(--text-soft);
  font: inherit;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
}

.delivery-btn:disabled {
  opacity: 0.48;
  cursor: not-allowed;
}

.result-card {
  margin-top: 12px;
  padding: 14px 16px;
  border-radius: 18px;
  border: 1px solid rgba(51, 38, 24, 0.08);
  background: rgba(255, 255, 255, 0.52);
  display: grid;
  gap: 6px;
}

.result-card-label {
  color: var(--accent);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.result-card strong {
  font-size: 18px;
  line-height: 1.3;
}

.result-card span {
  color: var(--text-soft);
  font-size: 13px;
  line-height: 1.5;
}

.result-card-actions {
  margin-top: 6px;
  display: flex;
  justify-content: flex-start;
}

.result-open-btn {
  min-width: 132px;
}

.summary-chip {
  padding: 12px 14px;
  min-width: 0;
}

.summary-chip span {
  display: block;
  color: var(--text-soft);
  font-size: 12px;
}

.summary-chip strong {
  display: block;
  margin-top: 6px;
  font-size: 16px;
  line-height: 1.35;
}

.drawer {
  position: fixed;
  inset: 0;
  z-index: 20;
}

.drawer-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(24, 18, 14, 0.26);
  backdrop-filter: blur(8px);
}

.drawer-panel {
  position: absolute;
  top: 18px;
  left: 224px;
  width: 760px;
  max-width: calc(100vw - 256px);
  max-height: calc(100vh - 44px);
  padding: 18px;
  overflow: auto;
}

.wide-drawer-panel {
  left: 50%;
  width: 1080px;
  max-width: calc(100vw - 56px);
  transform: translateX(-50%);
}

.settings-drawer-panel {
  width: min(760px, calc(100vw - 48px));
}

.drawer-header {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: flex-start;
  margin-bottom: 14px;
}

.close-btn {
  background: rgba(185, 74, 49, 0.08);
  color: var(--accent-deep);
}

.drawer-header-actions {
  display: flex;
  gap: 10px;
  align-items: center;
}

.drawer-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.field-span-2 {
  grid-column: span 2;
}

.drawer-grid textarea {
  min-height: 360px;
  resize: vertical;
}

.drawer-hint {
  margin-top: 14px;
  color: var(--text-soft);
  font-size: 14px;
  line-height: 1.5;
}

.drawer-hint[data-type="success"] {
  color: var(--success);
}

.drawer-hint[data-type="error"] {
  color: var(--accent-deep);
}

.settings-status {
  margin-top: 18px;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid rgba(51, 38, 24, 0.08);
  background: rgba(255, 255, 255, 0.54);
  color: var(--text-soft);
  font-size: 14px;
  line-height: 1.55;
}

.settings-status[data-state="success"] {
  color: var(--success);
  background: var(--success-soft);
}

.settings-status[data-state="error"] {
  color: var(--accent-deep);
  background: rgba(185, 74, 49, 0.08);
}

.settings-test-btn {
  display: inline-flex;
  align-items: center;
  width: 100%;
  height: 46px;
  justify-content: center;
}

.history-list {
  display: grid;
  gap: 12px;
}

.history-item {
  padding: 14px 16px;
  border-radius: 18px;
  border: 1px solid rgba(51, 38, 24, 0.08);
  background: rgba(255, 255, 255, 0.72);
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
}

.history-item-main {
  display: grid;
  gap: 5px;
}

.history-item-main strong {
  font-size: 16px;
  line-height: 1.3;
}

.history-item-main span {
  color: var(--text-soft);
  font-size: 13px;
}

.history-item-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

@media (max-width: 1500px) {
  .content-grid {
    grid-template-columns: 390px minmax(0, 1fr);
  }
}

@media (max-width: 1180px) {
  body {
    height: auto;
    overflow: auto;
  }

  .app-shell {
    height: auto;
    grid-template-columns: 1fr;
  }

  .workbench {
    height: auto;
  }

  .content-grid {
    height: auto;
    grid-template-columns: 1fr;
  }

  .middle-column,
  .right-column {
    grid-template-rows: auto;
  }

  .subpanel-header,
  .panel-header {
    flex-direction: column;
  }

  .panel-tip {
    max-width: none;
    text-align: left;
  }

  .drawer-panel {
    left: 20px;
    width: min(720px, calc(100vw - 40px));
    max-width: none;
    transform: none;
  }
}

@media (max-width: 720px) {
  .preview-summary-bar,
  .template-list-drawer,
  .drawer-grid {
    grid-template-columns: 1fr;
  }

  .overview-actions.compact {
    grid-template-columns: 1fr;
    width: 100%;
  }

  .current-ops {
    flex-direction: column;
  }

  .summary-action-row {
    grid-template-columns: 1fr;
  }

  .field-span-2 {
    grid-column: span 1;
  }

  .current-editor-top {
    flex-direction: column;
    align-items: flex-start;
  }
}