/* Canonical responsive layout rules.
   Loaded after styles.css so shell/login/files/mobile behavior has one final source of truth. */

body[data-theme="light"] {
  color-scheme: light;
}

body[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0d141b;
  --bg-deep: #05080d;
  --surface: rgba(15, 22, 31, 0.92);
  --surface-strong: rgba(18, 27, 37, 0.98);
  --surface-ink: rgba(228, 239, 243, 0.82);
  --border: rgba(133, 170, 185, 0.14);
  --border-strong: rgba(133, 170, 185, 0.28);
  --text: #e4edf0;
  --text-soft: #a8bac4;
  --text-muted: #8ea2ad;
  --accent: #26a69a;
  --accent-strong: #6fe0d4;
  --accent-faint: rgba(38, 166, 154, 0.18);
  --accent-rgb: 38, 166, 154;
  --warning: #e2ae63;
  --danger: #ee8176;
  --success: #57c894;
  --shadow: 0 24px 56px rgba(0, 0, 0, 0.42);
  background: linear-gradient(180deg, #0a1117 0%, #0d1720 48%, #101a22 100%);
}

.boot-screen {
  position: fixed;
  inset: 0;
  z-index: 220;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(246, 240, 228, 0.72);
  backdrop-filter: blur(18px);
}

.boot-card {
  width: min(440px, 100%);
  display: grid;
  gap: 18px;
  padding: 24px;
  border-radius: 28px;
  border: 1px solid rgba(17, 24, 32, 0.08);
  background:
    radial-gradient(circle at top right, rgba(14, 138, 125, 0.1), transparent 34%),
    linear-gradient(180deg, rgba(255, 252, 247, 0.98), rgba(248, 244, 236, 0.94));
  box-shadow: var(--shadow);
}

.boot-lockup {
  justify-self: start;
}

.boot-copy {
  display: grid;
  gap: 8px;
}

.boot-copy h1 {
  margin: 0;
  font-size: clamp(1.9rem, 3vw, 2.4rem);
  line-height: 0.98;
  letter-spacing: -0.04em;
}

.boot-copy p {
  margin: 0;
  color: var(--text-soft);
  line-height: 1.55;
}

.boot-progress {
  position: relative;
  height: 10px;
  border-radius: 999px;
  overflow: hidden;
  background: rgba(var(--accent-rgb), 0.12);
}

.boot-progress span {
  position: absolute;
  inset: 0 auto 0 0;
  width: 38%;
  border-radius: inherit;
  background: linear-gradient(90deg, rgba(14, 138, 125, 0.22), rgba(14, 138, 125, 0.92));
  animation: boot-progress 1.15s ease-in-out infinite;
}

@keyframes boot-progress {
  0% { transform: translateX(-120%); }
  100% { transform: translateX(300%); }
}

body[data-theme="dark"] .boot-screen {
  background: rgba(5, 8, 13, 0.72);
}

body[data-theme="dark"] .boot-card {
  border-color: rgba(133, 170, 185, 0.16);
  background:
    radial-gradient(circle at top right, rgba(82, 210, 193, 0.1), transparent 32%),
    linear-gradient(180deg, rgba(14, 21, 29, 0.98), rgba(11, 17, 24, 0.96));
}

.login-screen {
  min-height: 100vh;
  padding: clamp(18px, 2.4vw, 30px);
}

.login-shell {
  width: min(440px, 100%);
  display: flex;
  justify-content: center;
}

.login-context-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.login-context-item {
  display: grid;
  gap: 6px;
  padding: 14px 16px;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.07);
}

.login-context-item h3 {
  margin: 0;
  font-size: 0.98rem;
  line-height: 1.24;
  letter-spacing: -0.03em;
}

.login-context-item p {
  margin: 0;
  color: rgba(236, 247, 245, 0.72);
  font-size: 0.9rem;
  line-height: 1.45;
}

.login-card {
  width: min(440px, 100%);
  padding: 0;
  border-color: rgba(17, 24, 32, 0.08);
  display: grid;
  grid-template-columns: 1fr;
  background: linear-gradient(180deg, rgba(255, 252, 247, 0.98), rgba(250, 245, 236, 0.94));
  color: var(--text);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}

.login-card-solo::after {
  width: 280px;
  height: 280px;
  right: -120px;
  top: -120px;
  background: radial-gradient(circle, rgba(14, 138, 125, 0.14), transparent 70%);
}

.login-showcase {
  display: none;
}

.login-support-badge {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  min-height: 32px;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  color: rgba(194, 248, 240, 0.8);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.login-showcase h2 {
  margin: 0;
  max-width: 12ch;
  font-size: clamp(1.7rem, 2.4vw, 2.35rem);
  line-height: 1;
  letter-spacing: -0.05em;
}

.login-showcase > p {
  margin: 0;
  max-width: 34ch;
  color: rgba(236, 247, 245, 0.82);
  font-size: 0.96rem;
  line-height: 1.55;
}

.login-form-shell {
  display: grid;
  gap: 16px;
  align-content: start;
  padding: clamp(26px, 3vw, 34px);
}

.login-card .login-eyebrow {
  color: var(--accent-strong);
}

.login-card h1 {
  max-width: none;
  font-size: clamp(2rem, 3vw, 2.8rem);
  line-height: 0.96;
}

.login-card p {
  margin: 0;
  color: var(--text-soft);
}

.login-card .field span {
  color: var(--text-muted);
}

.login-form-shell #login-form {
  display: grid;
  gap: 12px;
}

.login-form-shell #login-form .field + .field {
  margin-top: 0;
}

.login-card .btn-primary {
  min-height: 54px;
  margin-top: 4px;
  background: linear-gradient(135deg, #0e8a7d, #17796f);
}

.login-form-note {
  color: var(--text-muted);
  font-size: 12px;
  line-height: 1.45;
}

.login-error {
  color: #7f271f;
  background: rgba(168, 71, 59, 0.12);
}

.app-shell {
  gap: 14px;
  padding: 14px;
  grid-template-columns: 268px minmax(0, 1fr);
}

body[data-view="files"] .app-shell {
  max-width: min(2480px, calc(100vw - 16px));
  grid-template-columns: 220px minmax(0, 1fr);
}

.app-stage,
.view-stack,
#view-files.view.active {
  min-height: 0;
}

.view-stack {
  gap: 14px;
}

.panel,
.app-rail,
.topbar {
  border-color: rgba(17, 24, 32, 0.08);
  background:
    linear-gradient(180deg, rgba(255, 252, 247, 0.96), rgba(249, 244, 236, 0.92));
  box-shadow: var(--shadow);
}

.topbar {
  position: sticky;
  top: 14px;
  z-index: 12;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "primary actions"
    "context status";
  align-items: start;
  gap: 10px;
  padding: 14px 16px;
  backdrop-filter: blur(18px);
}

.topbar-primary,
.topbar-context,
.topbar-status-group,
.topbar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.topbar-primary {
  grid-area: primary;
  min-width: 0;
}

.topbar-heading {
  min-width: 0;
}

.topbar-context {
  grid-area: context;
  justify-content: flex-start;
}

.topbar-status-group {
  grid-area: status;
  justify-content: flex-end;
  flex-wrap: wrap;
}

.topbar-actions {
  grid-area: actions;
  justify-content: flex-end;
}

.topbar-context #header-project-pill {
  min-width: 0;
  max-width: 100%;
  white-space: normal;
  line-height: 1.25;
  overflow-wrap: anywhere;
  align-items: flex-start;
  background: rgba(var(--accent-rgb), 0.14);
}

.topbar h2 {
  font-size: clamp(1.58rem, 2.2vw, 2.18rem);
  line-height: 0.98;
}

body[data-view="files"] .topbar {
  padding-top: 14px;
  padding-bottom: 12px;
  gap: 10px;
}

body[data-view="files"] #page-kicker {
  display: none;
}

body[data-view="files"] .topbar h2 {
  font-size: clamp(1.72rem, 2.1vw, 2.16rem);
}

body[data-view="files"] .topbar-context #header-project-pill {
  max-width: min(42vw, 420px);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  align-items: center;
}

body[data-view="files"] .app-stage,
body[data-view="files"] .view-stack {
  min-height: 0;
  height: calc(100vh - 28px) !important;
  overflow: hidden !important;
}

body[data-view="files"] #view-files.view.active {
  display: flex;
  flex-direction: column;
  min-height: 0;
  height: 100%;
  overflow: hidden;
}

.files-layout {
  flex: 1 1 auto;
  min-height: 0;
  display: flex;
  gap: 10px;
  align-items: stretch;
}

.files-browser-panel,
.files-inspector-panel {
  display: flex;
  flex-direction: column;
  min-height: 0;
  padding: 0;
  overflow: clip;
}

.files-browser-panel {
  flex: 0 0 var(--files-split-percent, 62%);
  min-width: 0;
}

.files-inspector-panel {
  flex: 1 1 clamp(300px, 22vw, 420px);
  min-width: clamp(280px, 20vw, 360px);
  background:
    radial-gradient(circle at top right, rgba(14, 138, 125, 0.08), transparent 26%),
    linear-gradient(180deg, rgba(255, 252, 247, 0.98), rgba(247, 243, 236, 0.94));
}

.files-browser-panel > .panel-header,
.files-browser-panel > .files-location-bar,
.files-browser-panel > .files-browser-toolbar,
.files-browser-panel > .files-bulk-bar,
.files-inspector-panel > .panel-header {
  flex: 0 0 auto;
  padding-left: 14px;
  padding-right: 14px;
}

.files-browser-panel > .panel-header {
  display: grid;
  grid-template-columns: 1fr;
  align-items: start;
  gap: 10px;
  margin-bottom: 0;
}

.files-location-bar {
  display: block;
  padding: 2px 0 0;
}

.files-breadcrumbs-bar {
  display: flex;
  align-items: center;
  margin: 0;
  min-width: 0;
  min-height: 42px;
  padding: 4px 6px;
  border-radius: 16px;
  border: 1px solid rgba(15, 23, 32, 0.08);
  background: rgba(255, 255, 255, 0.62);
}

.files-breadcrumbs-bar .breadcrumb-trail {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.files-breadcrumbs-bar .breadcrumb-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  max-width: min(100%, 24ch);
  min-height: 32px;
  padding: 0 10px;
  border-radius: 999px;
  border: 0;
  background: rgba(15, 23, 32, 0.05);
  color: var(--text-soft);
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: background-color 160ms ease, color 160ms ease;
}

.files-breadcrumbs-bar .breadcrumb-chip:hover,
.files-breadcrumbs-bar .breadcrumb-chip:focus-visible {
  background: rgba(var(--accent-rgb), 0.12);
  color: var(--accent-strong);
}

.files-breadcrumbs-bar .breadcrumb-chip i,
.files-breadcrumbs-bar .breadcrumb-current i {
  flex: 0 0 auto;
  font-size: 11px;
}

.breadcrumb-separator {
  display: inline-flex;
  align-items: center;
  color: var(--text-muted);
  font-size: 11px;
}

.breadcrumb-current {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  max-width: min(100%, 36ch);
  min-height: 32px;
  padding: 0 10px;
  border-radius: 999px;
  background: rgba(var(--accent-rgb), 0.14);
  color: var(--accent-strong);
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.files-browser-toolbar {
  display: grid;
  gap: 10px;
  grid-template-columns: minmax(320px, 1.35fr) auto;
  align-items: start;
}

.files-header-actions,
.files-toolbar-inline {
  gap: 8px;
}

.files-header-actions,
.files-toolbar-inline,
.files-selection-tools .toolbar-inline,
.files-bulk-bar .toolbar-inline {
  gap: 8px;
  flex-wrap: nowrap;
  overflow-x: auto;
  padding-bottom: 2px;
  scrollbar-width: thin;
}

.files-header-actions {
  max-width: 100%;
  justify-content: flex-start;
}

.files-action-group {
  flex: 0 0 auto;
  flex-wrap: nowrap;
  padding: 3px;
  border-radius: 16px;
  border: 1px solid rgba(15, 23, 32, 0.08);
  background: rgba(255, 255, 255, 0.78);
}

.files-header-actions .btn,
.files-toolbar-inline .btn,
.files-action-group .btn {
  flex: 0 0 auto;
}

.files-toolbar-inline > .input,
.files-toolbar-inline > select {
  width: auto;
  min-width: 168px;
  flex: 0 0 auto;
}

.files-explorer-shell,
.files-preview-shell {
  display: flex;
  flex-direction: column;
  flex: 1 1 auto;
  min-height: 0;
  gap: 8px;
  padding: 6px 14px 14px;
}

.files-list-shell {
  flex: 1 1 auto;
  min-height: 0;
}

.files-split-handle {
  flex: 0 0 12px;
  margin: 18px 0;
}

.files-list,
.files-viewer,
.terminal-session-list {
  min-height: 0;
  scrollbar-width: thin;
}

.files-list,
.files-viewer {
  flex: 1 1 auto;
  overflow: auto;
}

#files-directory-summary {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 10px;
  padding: 9px 11px;
  border-radius: 16px;
  border: 1px solid rgba(15, 23, 32, 0.08);
  background: rgba(255, 255, 255, 0.74);
  font-size: 13px;
  line-height: 1.35;
}

.files-selection-tools {
  align-items: flex-start;
  gap: 8px;
  padding: 2px 0 0;
  margin-bottom: 2px;
  background: transparent;
  border: 0;
}

.files-selection-tool-copy {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  flex: 0 0 auto;
}

.files-selection-tool-copy .helper-text {
  display: none;
}

.files-selection-tool-copy strong {
  white-space: nowrap;
}

.files-selection-tools .toolbar-inline {
  flex-wrap: wrap;
  overflow: visible;
  row-gap: 6px;
}

.files-selection-tools .btn {
  min-height: 38px;
}

#files-inspector {
  display: grid;
  gap: 12px;
  flex: 0 0 auto;
  max-height: min(38%, 284px);
  overflow: auto;
}

.files-inspector-overview,
.files-inspector-stat {
  border-radius: 18px;
  border: 1px solid rgba(15, 23, 32, 0.08);
  background: rgba(255, 255, 255, 0.76);
}

.files-inspector-overview {
  display: grid;
  gap: 10px;
  padding: 14px;
}

.files-inspector-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.files-inspector-title-row strong {
  font-size: 1rem;
  letter-spacing: -0.03em;
}

.files-inspector-location {
  font-size: 12px;
  color: var(--text-soft);
}

.files-inspector-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.files-inspector-meta span {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 10px;
  border-radius: 999px;
  background: rgba(17, 24, 32, 0.05);
  color: var(--text-soft);
  font-size: 12px;
  font-weight: 600;
}

.files-inspector-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.files-inspector-stat {
  display: grid;
  gap: 6px;
  padding: 12px 14px;
}

.files-inspector-stat span {
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.files-inspector-stat strong {
  font-size: 1.12rem;
  letter-spacing: -0.04em;
}

.files-inspector-actions {
  gap: 8px;
}

.files-inspector-actions .btn {
  flex: 0 0 auto;
}

body[data-theme="dark"] .app-rail,
body[data-theme="dark"] .panel,
body[data-theme="dark"] .topbar,
body[data-theme="dark"] .metric-card,
body[data-theme="dark"] .hero-card,
body[data-theme="dark"] .workspace-card,
body[data-theme="dark"] .session-card,
body[data-theme="dark"] .terminal-session-item,
body[data-theme="dark"] .thread-item,
body[data-theme="dark"] .file-item,
body[data-theme="dark"] .overview-queue-card,
body[data-theme="dark"] .overview-command-panel,
body[data-theme="dark"] .files-browser-panel,
body[data-theme="dark"] .files-inspector-panel,
body[data-theme="dark"] .preview-summary-panel,
body[data-theme="dark"] .preview-usage-panel,
body[data-theme="dark"] .preview-logs-panel {
  border-color: rgba(133, 170, 185, 0.14);
  background:
    linear-gradient(180deg, rgba(17, 25, 35, 0.96), rgba(13, 20, 28, 0.94));
}

body[data-theme="dark"] .rail-link.active,
body[data-theme="dark"] .rail-link[aria-current="page"] {
  background: linear-gradient(135deg, rgba(var(--accent-rgb), 0.22), rgba(33, 47, 61, 0.92));
  color: #effaf8;
  box-shadow: inset 0 0 0 1px rgba(var(--accent-rgb), 0.18);
}

body[data-theme="dark"] .login-card {
  border-color: rgba(133, 170, 185, 0.16);
  background: linear-gradient(180deg, rgba(13, 20, 28, 0.98), rgba(15, 23, 32, 0.94));
}

body[data-theme="dark"] .login-showcase {
  border-left-color: rgba(133, 170, 185, 0.14);
  background:
    radial-gradient(circle at top right, rgba(82, 210, 193, 0.16), transparent 28%),
    linear-gradient(135deg, rgba(8, 14, 20, 0.98), rgba(11, 57, 53, 0.94));
}

body[data-theme="dark"] .login-context-item,
body[data-theme="dark"] .files-action-group,
body[data-theme="dark"] #files-directory-summary,
body[data-theme="dark"] .files-inspector-overview,
body[data-theme="dark"] .files-inspector-stat,
body[data-theme="dark"] .mobile-bottom-nav,
body[data-theme="dark"] .files-mobile-tabs,
body[data-theme="dark"] .preview-mobile-tabs,
body[data-theme="dark"] .mini-note,
body[data-theme="dark"] .empty-state {
  border-color: rgba(133, 170, 185, 0.14);
  background: rgba(20, 30, 41, 0.88);
}

body[data-theme="dark"] input,
body[data-theme="dark"] textarea,
body[data-theme="dark"] select,
body[data-theme="dark"] .input {
  border-color: rgba(133, 170, 185, 0.2);
  background: rgba(17, 27, 37, 0.92);
  color: var(--text);
}

body[data-theme="dark"] .btn-secondary {
  background: rgba(21, 31, 42, 0.94);
  color: var(--text);
  border: 1px solid rgba(133, 170, 185, 0.16);
}

body[data-theme="dark"] .btn-ghost {
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-soft);
}

body[data-theme="dark"] .inspector-tab.active,
body[data-theme="dark"] .sessions-tab.active,
body[data-theme="dark"] .files-mobile-tab.active,
body[data-theme="dark"] .preview-mobile-tab.active {
  background: rgba(28, 42, 55, 0.94);
  color: var(--accent-strong);
  box-shadow: inset 0 0 0 1px rgba(var(--accent-rgb), 0.16);
}

body[data-theme="dark"] .status-pill.neutral {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-soft);
}

body[data-theme="dark"] .breadcrumb-chip,
body[data-theme="dark"] .files-bulk-bar,
body[data-theme="dark"] .chat-inspector-tabs {
  border-color: rgba(133, 170, 185, 0.14);
  background: rgba(20, 30, 41, 0.88);
}

body[data-theme="dark"] .files-breadcrumbs-bar {
  border-color: rgba(133, 170, 185, 0.14);
  background: rgba(17, 27, 37, 0.92);
}

body[data-theme="dark"] .files-breadcrumbs-bar .breadcrumb-chip {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-soft);
}

body[data-theme="dark"] .files-breadcrumbs-bar .breadcrumb-chip:hover,
body[data-theme="dark"] .files-breadcrumbs-bar .breadcrumb-chip:focus-visible {
  background: rgba(var(--accent-rgb), 0.18);
  color: #eefaf8;
}

body[data-theme="dark"] .breadcrumb-current {
  background: rgba(var(--accent-rgb), 0.22);
  color: #eefaf8;
}

body[data-theme="dark"] .breadcrumb-separator {
  color: var(--text-muted);
}

body[data-theme="dark"] .files-selection-tools {
  background: transparent;
}

body[data-theme="dark"] .files-inspector-meta span {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-soft);
}

body[data-theme="dark"] .file-row,
body[data-theme="dark"] .file-table,
body[data-theme="dark"] .file-table-head,
body[data-theme="dark"] .file-table-row {
  border-color: rgba(133, 170, 185, 0.12);
  background: rgba(18, 27, 37, 0.9);
}

body[data-theme="dark"] .file-row:hover,
body[data-theme="dark"] .file-row.active,
body[data-theme="dark"] .file-table-row:hover,
body[data-theme="dark"] .file-table-row.active {
  background: rgba(28, 43, 56, 0.96);
}

body[data-theme="dark"] .file-row-more,
body[data-theme="dark"] .mobile-bottom-nav-menu {
  background: rgba(255, 255, 255, 0.06);
}

body[data-theme="dark"] .topbar-context #header-project-pill,
body[data-theme="dark"] .mobile-bottom-nav-link.active,
body[data-theme="dark"] .mobile-bottom-nav-link[aria-current="page"] {
  background: rgba(var(--accent-rgb), 0.16);
}

@media (min-width: 1360px) {
  .files-browser-toolbar {
    grid-template-columns: minmax(420px, 1.95fr) auto;
  }

  .files-header-actions,
  .files-selection-tools .toolbar-inline {
    flex-wrap: wrap;
    overflow: visible;
    row-gap: 8px;
  }

  .files-selection-tools {
    align-items: flex-start;
  }
}

.overview-shell,
.overview-grid,
.preview-layout,
.terminal-layout,
.chat-layout {
  gap: 14px;
}

@media (max-height: 940px) {
  .app-shell {
    gap: 12px;
    padding: 12px;
  }

  .view-stack {
    gap: 12px;
  }

  .topbar {
    top: 12px;
    padding: 12px 14px;
  }

  .topbar h2 {
    font-size: clamp(1.48rem, 2vw, 1.95rem);
  }

  .panel,
  .metric-card,
  .hero-card {
    padding: 14px;
  }

  .overview-shell,
  .overview-grid,
  .preview-layout,
  .terminal-layout,
  .chat-layout,

.mobile-bottom-nav {
  display: none;
}

@media (max-width: 1100px) {
  .app-shell {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .app-stage {
    position: relative;
    z-index: 0;
    padding-bottom: calc(92px + env(safe-area-inset-bottom));
  }

  .app-rail {
    top: 12px;
    left: 12px;
    right: auto;
    bottom: 12px;
    width: min(360px, calc(100vw - 24px));
    min-height: auto;
    max-height: calc(100vh - 24px);
    padding: 18px;
    transform: translateX(-112%);
  }

  .app-rail.open {
    transform: translateX(0);
  }

  .topbar {
    top: 12px;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: start;
  }

  .topbar-primary,
  .topbar-actions {
    grid-row: 1;
  }

  .topbar-primary {
    grid-column: 1;
  }

  .topbar-actions {
    grid-column: 2;
  }

  .topbar-context,
  .topbar-status-group {
    grid-column: 1 / -1;
    justify-content: flex-start;
  }

  body[data-view="files"] .topbar {
    grid-template-areas: "primary actions";
  }

  body[data-view="files"] .topbar-context {
    display: none;
  }

  .topbar-context #header-project-pill {
    max-width: 190px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    align-items: center;
  }

  .topbar-status-group {
    overflow-x: auto;
    padding-bottom: 2px;
    flex-wrap: nowrap;
    scrollbar-width: thin;
  }

  .rail-nav {
    display: flex;
    flex-direction: column;
  }

  .mobile-bottom-nav {
    position: fixed;
    left: 12px;
    right: 12px;
    bottom: max(12px, env(safe-area-inset-bottom));
    z-index: 120;
    isolation: isolate;
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 6px;
    padding: 8px;
    border-radius: 24px;
    border: 1px solid rgba(17, 24, 32, 0.08);
    background: rgba(255, 252, 247, 0.96);
    box-shadow: 0 22px 54px rgba(15, 23, 32, 0.16);
    backdrop-filter: blur(18px);
  }

  .mobile-bottom-nav-link {
    position: relative;
    z-index: 1;
    min-height: 64px;
    padding: 8px 4px;
    border: 0;
    border-radius: 18px;
    background: transparent;
    display: grid;
    place-items: center;
    gap: 6px;
    font: inherit;
    font-weight: 700;
    color: var(--text-muted);
    cursor: pointer;
  }

  .mobile-bottom-nav-link i {
    width: auto;
    font-size: 18px;
  }

  .mobile-bottom-nav-link span {
    font-size: 11px;
    line-height: 1.1;
  }

  .mobile-bottom-nav-link.active,
  .mobile-bottom-nav-link[aria-current="page"] {
    background: rgba(var(--accent-rgb), 0.12);
    color: var(--accent-strong);
    box-shadow: inset 0 0 0 1px rgba(var(--accent-rgb), 0.12);
  }

  .mobile-bottom-nav-menu {
    background: rgba(17, 24, 32, 0.05);
  }

  .chat-layout,
  .preview-layout,
  .terminal-layout,
  .files-layout,
  .overview-grid {
    grid-template-columns: 1fr;
  }

  .thread-list,
  .chat-stream {
    max-height: none;
  }

  .chat-stream {
    min-height: 340px;
    overflow: visible;
  }

  .terminal-session-list {
    min-height: 260px;
  }

  .terminal-surface {
    min-height: 320px;
  }

  .files-layout {
    display: grid;
    min-height: auto;
    gap: 12px;
  }

  .files-mobile-tabs {
    display: flex;
    margin-bottom: 10px;
    padding: 5px;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.78);
  }

  .files-mobile-tab {
    min-height: 48px;
  }

  .files-mobile-quickbar {
    display: flex;
    gap: 8px;
    margin-bottom: 10px;
    overflow-x: auto;
    padding-bottom: 2px;
    scrollbar-width: thin;
  }

  .files-mobile-quickbar .btn {
    flex: 0 0 auto;
    min-height: 40px;
  }

  .files-mobile-quickbar [data-files-mobile-action="new-file"],
  .files-mobile-quickbar [data-files-mobile-action="new-folder"],
  .files-mobile-quickbar [data-files-mobile-action="toggle-view"] {
    display: none;
  }

  #view-files.files-mobile-explorer-mode .files-inspector-panel,
  #view-files.files-mobile-preview-mode .files-browser-panel {
    display: none;
  }

  .files-browser-panel > .panel-header,
  .files-browser-panel > .files-location-bar,
  .files-browser-panel > .files-browser-toolbar,
  .files-browser-panel > .files-bulk-bar,
  .files-inspector-panel > .panel-header {
    padding-left: 16px;
    padding-right: 16px;
  }

  .files-browser-panel > .panel-header {
    padding-top: 14px;
    padding-bottom: 8px;
    gap: 8px;
  }

  .files-browser-panel > .panel-header .section-kicker,
  .files-location-bar {
    display: none !important;
  }

  #files-view-title {
    margin-bottom: 0;
    font-size: 1.05rem;
    line-height: 1.05;
  }

  .files-explorer-shell,
  .files-preview-shell {
    padding: 12px 16px calc(118px + env(safe-area-inset-bottom));
  }

  .files-explorer-shell {
    padding-top: 8px;
  }

  .files-split-handle {
    display: none;
  }

  .files-list-shell {
    min-height: 0;
  }

  .files-header-actions {
    display: none;
  }

  #files-selection-meta,
  #files-directory-summary,
  .files-selection-tools {
    display: none !important;
  }

  .files-browser-toolbar {
    grid-template-columns: 1fr;
    gap: 8px;
    padding-top: 8px;
    padding-bottom: 10px;
  }

  .files-toolbar-inline {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }

  #files-sort-direction-btn,
  #files-toggle-view-btn {
    display: none;
  }

  #files-search-input,
  #files-sort-select,
  #files-status-filter {
    min-height: 40px;
    min-width: 0;
    padding-top: 10px;
    padding-bottom: 10px;
  }

  body[data-view="files"] .app-shell {
    max-width: none;
    grid-template-columns: 1fr;
  }

  .files-mobile-selection-bar {
    display: grid;
    gap: 10px;
    margin: 0 0 12px;
    padding: 12px 14px;
    border-radius: 18px;
    border: 1px solid rgba(var(--accent-rgb), 0.18);
    background: linear-gradient(135deg, rgba(var(--accent-rgb), 0.1), rgba(255, 255, 255, 0.92));
  }

  .files-mobile-selection-bar.hidden {
    display: none;
  }

  .files-bulk-bar {
    display: none;
  }

  .files-selection-tools,
  .files-mobile-selection-bar {
    margin: 0 0 12px;
  }

  .files-selection-tools {
    padding: 0;
    border: 0;
    background: transparent;
  }

  .files-selection-tool-copy {
    display: none;
  }

  .files-selection-tools .toolbar-inline,
  .files-mobile-selection-bar .toolbar-inline {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 2px;
    scrollbar-width: thin;
  }

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

  .topbar-status-group {
    display: none;
  }
}

@media (max-width: 980px) {
  .login-shell {
    width: min(460px, 100%);
  }

  .login-card {
    grid-template-columns: 1fr;
  }

  .login-showcase {
    display: none;
  }

  .overview-command-head {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .overview-quick-actions {
    justify-content: flex-start;
  }

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

  .topbar {
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-areas:
      "primary actions"
      "context context";
  }

  .topbar-context {
    width: 100%;
  }

  .topbar-context #header-project-pill {
    width: 100%;
    max-width: none;
    justify-content: flex-start;
  }
}

@media (max-width: 780px) {
  .app-shell {
    padding: 12px;
  }

  .login-card {
    padding: 0;
  }

  .login-form-shell {
    padding: 22px;
  }

  body[data-view="files"] .files-mobile-quickbar {
    display: none;
  }

  body[data-view="files"] .topbar {
    padding: 14px 16px;
    gap: 8px;
  }

  body[data-view="files"] #page-kicker {
    display: none;
  }

  body[data-view="files"] .topbar h2 {
    font-size: 1.85rem;
  }

  .topbar,
  .panel,
  .metric-card,
  .hero-card {
    padding: 16px;
    border-radius: 24px;
  }

  .topbar h2 {
    font-size: 2rem;
  }

  .topbar-context,
  .topbar-status-group {
    width: 100%;
  }

  .files-inspector-stats {
    grid-template-columns: 1fr;
  }

  .overview-metric-strip {
    grid-template-columns: 1fr;
  }

  .metric-card-compact {
    min-height: auto;
  }

  .btn,
  .btn-sm,
  .compact {
    min-height: 44px;
  }

  #btn-logout span {
    display: none;
  }
}

/* Operational Slate redesign */

:root {
  --bg: #eef2f4;
  --bg-deep: #0e1419;
  --surface: rgba(248, 250, 251, 0.84);
  --surface-strong: rgba(255, 255, 255, 0.94);
  --surface-ink: rgba(10, 16, 22, 0.82);
  --border: rgba(61, 79, 92, 0.14);
  --border-strong: rgba(45, 63, 76, 0.22);
  --text: #10202b;
  --text-soft: #5d6c78;
  --text-muted: #718391;
  --accent: #0f8f83;
  --accent-strong: #0a6d64;
  --accent-faint: rgba(15, 143, 131, 0.1);
  --accent-rgb: 15, 143, 131;
  --warning: #c98738;
  --danger: #b85347;
  --success: #24775e;
  --shadow: 0 18px 40px rgba(15, 23, 32, 0.06);
  --radius-xl: 24px;
  --radius-lg: 18px;
  --radius-md: 14px;
  --radius-sm: 10px;
}

body {
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.9), transparent 24%),
    linear-gradient(180deg, #edf2f5 0%, #e8edef 52%, #e2e8eb 100%);
  color: var(--text);
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(rgba(16, 32, 43, 0.022) 1px, transparent 1px), linear-gradient(90deg, rgba(16, 32, 43, 0.018) 1px, transparent 1px);
  background-size: 100% 32px, 32px 100%;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.38), transparent 78%);
  opacity: 0.45;
}

body[data-theme="dark"] {
  --bg: #0b1116;
  --bg-deep: #05080d;
  --surface: rgba(17, 24, 31, 0.82);
  --surface-strong: rgba(20, 28, 36, 0.94);
  --surface-ink: rgba(229, 237, 242, 0.84);
  --border: rgba(121, 151, 170, 0.14);
  --border-strong: rgba(121, 151, 170, 0.22);
  --text: #e5edf2;
  --text-soft: #a4b6c1;
  --text-muted: #8094a1;
  --accent: #39baae;
  --accent-strong: #7ce0d6;
  --accent-faint: rgba(57, 186, 174, 0.14);
  --accent-rgb: 57, 186, 174;
  --warning: #edb667;
  --danger: #eb887d;
  --success: #62c79f;
  --shadow: none;
  background:
    radial-gradient(circle at top left, rgba(49, 81, 99, 0.18), transparent 26%),
    linear-gradient(180deg, #0b1218 0%, #0d151c 48%, #101920 100%);
}

body[data-theme="dark"]::before {
  background-image: linear-gradient(rgba(229, 237, 242, 0.026) 1px, transparent 1px), linear-gradient(90deg, rgba(229, 237, 242, 0.018) 1px, transparent 1px);
  opacity: 0.22;
}

.app-shell {
  gap: 18px;
  padding: 18px;
  grid-template-columns: 248px minmax(0, 1fr);
}

body[data-view="files"] .app-shell {
  max-width: none;
  grid-template-columns: 248px minmax(0, 1fr);
}

.app-rail {
  background:
    linear-gradient(180deg, rgba(12, 18, 24, 0.98), rgba(15, 22, 28, 0.96));
  border: 1px solid rgba(95, 126, 145, 0.18);
  box-shadow: none;
  color: #dde7ed;
  padding: 20px 18px;
}

.brand-lockup {
  gap: 12px;
}

.brand-badge {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: rgba(var(--accent-rgb), 0.16);
  color: #dffaf6;
  box-shadow: inset 0 0 0 1px rgba(var(--accent-rgb), 0.18);
}

.brand-title,
.brand-subtitle,
.rail-nav-label,
.rail-link {
  color: inherit;
}

.brand-title {
  font-size: 1.42rem;
  line-height: 0.98;
  letter-spacing: -0.04em;
}

.brand-subtitle {
  color: rgba(221, 231, 237, 0.66);
}

.rail-nav {
  gap: 20px;
}

.rail-nav-group {
  display: grid;
  gap: 8px;
}

.rail-nav-label {
  color: rgba(221, 231, 237, 0.42);
  font-size: 11px;
  letter-spacing: 0.18em;
}

.rail-link {
  min-height: 44px;
  padding: 0 12px;
  border: 0;
  border-radius: 14px;
  background: transparent;
  color: rgba(221, 231, 237, 0.78);
  justify-content: flex-start;
  font-weight: 650;
  box-shadow: none;
}

.rail-link i {
  color: rgba(221, 231, 237, 0.62);
}

.rail-link:hover,
.rail-link:focus-visible {
  background: rgba(255, 255, 255, 0.04);
  color: #f2f7f9;
}

.rail-link:hover i,
.rail-link:focus-visible i {
  color: rgba(242, 247, 249, 0.82);
}

.rail-link.active,
.rail-link[aria-current="page"],
body[data-theme="dark"] .rail-link.active,
body[data-theme="dark"] .rail-link[aria-current="page"] {
  background: linear-gradient(90deg, rgba(var(--accent-rgb), 0.18), rgba(255, 255, 255, 0.03));
  color: #ffffff;
  box-shadow: inset 2px 0 0 rgba(var(--accent-rgb), 0.8);
}

.rail-link.active i,
.rail-link[aria-current="page"] i {
  color: rgba(161, 244, 233, 0.94);
}

.rail-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 14px;
}

#rail-runtime-note {
  color: rgba(221, 231, 237, 0.58);
}

.topbar,
.panel,
.metric-card,
.hero-card {
  border-radius: 24px;
  box-shadow: none;
}

.topbar {
  position: sticky;
  top: 18px;
  z-index: 12;
  padding: 16px 20px;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "primary actions"
    "context status";
  border: 1px solid var(--border);
  background: rgba(248, 250, 251, 0.82);
  backdrop-filter: blur(20px);
}

body[data-theme="dark"] .topbar {
  background: rgba(15, 21, 28, 0.82);
}

.topbar h2 {
  font-size: clamp(1.72rem, 2.3vw, 2.3rem);
  line-height: 0.94;
  letter-spacing: -0.05em;
}

.topbar-context #header-project-pill {
  padding: 0;
  min-height: auto;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--text-soft);
  box-shadow: none;
}

.topbar-status-group {
  gap: 8px;
}

#header-preview-pill,
#header-access-pill {
  display: none;
}

.status-pill {
  min-height: 28px;
  padding: 5px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.72);
  color: var(--text-soft);
  box-shadow: none;
}

body[data-theme="dark"] .status-pill {
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-soft);
}

.status-pill:not(.neutral):not(.warn):not(.danger) {
  border-color: rgba(var(--accent-rgb), 0.2);
  background: rgba(var(--accent-rgb), 0.1);
  color: var(--accent-strong);
}

.status-pill.warn {
  border-color: rgba(201, 135, 56, 0.28);
  background: rgba(201, 135, 56, 0.08);
  color: var(--warning);
}

.status-pill.danger {
  border-color: rgba(184, 83, 71, 0.28);
  background: rgba(184, 83, 71, 0.08);
  color: var(--danger);
}

.topbar-command-btn {
  gap: 10px;
}

.topbar-command-btn kbd {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  padding: 0 7px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.56);
  color: var(--text-soft);
  font: 600 11px/1 var(--font-mono);
}

body[data-theme="dark"] .topbar-command-btn kbd {
  background: rgba(255, 255, 255, 0.05);
}

.btn {
  border-radius: 14px;
  box-shadow: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), #16766d);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.68);
  border: 1px solid var(--border);
  color: var(--text);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.28);
  border: 1px solid transparent;
  color: var(--text-soft);
}

body[data-theme="dark"] .btn-secondary {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--border);
}

body[data-theme="dark"] .btn-ghost {
  background: rgba(255, 255, 255, 0.03);
}

.panel {
  border: 1px solid var(--border);
  background: rgba(248, 250, 251, 0.8);
}

body[data-theme="dark"] .panel,
body[data-theme="dark"] .metric-card,
body[data-theme="dark"] .hero-card,
body[data-theme="dark"] .workspace-card,
body[data-theme="dark"] .session-card,
body[data-theme="dark"] .terminal-session-item,
body[data-theme="dark"] .thread-item,
body[data-theme="dark"] .file-item,
body[data-theme="dark"] .overview-queue-card,
body[data-theme="dark"] .overview-command-panel,
body[data-theme="dark"] .files-browser-panel,
body[data-theme="dark"] .files-inspector-panel,
body[data-theme="dark"] .preview-summary-panel,
body[data-theme="dark"] .preview-usage-panel,
body[data-theme="dark"] .preview-logs-panel {
  border-color: var(--border);
  background: rgba(18, 25, 32, 0.84);
}

.panel-header {
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.panel-header.compact {
  margin-bottom: 10px;
  padding-bottom: 10px;
}

.section-kicker {
  color: var(--text-muted);
  letter-spacing: 0.16em;
}

.overview-command-panel {
  display: grid;
  gap: 18px;
}

.overview-command-head {
  align-items: end;
}

.overview-command-copy h3 {
  max-width: 11ch;
  font-size: clamp(2rem, 3.2vw, 3.1rem);
  line-height: 0.92;
}

.overview-command-copy p {
  max-width: 34ch;
}

.overview-quick-actions {
  justify-content: flex-start;
}

.overview-metric-strip {
  gap: 16px;
}

.metric-card-compact {
  min-height: auto;
  padding: 14px 0 0;
  border: 0;
  border-top: 1px solid var(--border);
  border-radius: 0;
  background: transparent;
}

.overview-grid {
  grid-template-columns: minmax(0, 1.3fr) minmax(320px, 0.9fr);
}

.overview-resume-card,
.overview-queue-card,
.runtime-card,
.runtime-summary-item,
.runtime-process-row {
  border-radius: 16px;
  box-shadow: none;
}

.overview-resume-card,
.overview-queue-card,
.runtime-card,
.runtime-summary-item,
.runtime-process-row {
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.42);
}

body[data-theme="dark"] .overview-resume-card,
body[data-theme="dark"] .overview-queue-card,
body[data-theme="dark"] .runtime-card,
body[data-theme="dark"] .runtime-summary-item,
body[data-theme="dark"] .runtime-process-row {
  background: rgba(255, 255, 255, 0.025);
}

.chat-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 340px);
  gap: 16px;
  align-items: stretch;
}

.chat-main-shell {
  display: grid;
  grid-template-columns: minmax(260px, 300px) minmax(0, 1fr);
  gap: 16px;
  align-items: stretch;
}

.chat-scope-panel {
  grid-column: 1;
  grid-row: 1;
}

.chat-conversation-layout {
  grid-column: 2;
  grid-row: 1 / span 2;
  gap: 16px;
}

body:not(.chat-sidebar-collapsed) .chat-conversation-layout {
  grid-template-columns: minmax(260px, 300px) minmax(0, 1fr);
}

body.chat-sidebar-collapsed .chat-conversation-layout {
  grid-template-columns: minmax(0, 1fr);
}

#chat-thread-column {
  position: static;
  width: auto;
  box-shadow: none;
}

body.chat-sidebar-collapsed #chat-thread-column {
  display: none;
}

body:not(.chat-sidebar-collapsed) #chat-thread-column {
  display: block;
  opacity: 1;
  pointer-events: auto;
  transform: none;
}

#chat-thread-backdrop {
  display: none !important;
}

.chat-scope-panel,
.chat-sidebar,
.chat-stage,
.chat-inspector .panel {
  padding: 18px;
  border-radius: 22px;
  box-shadow: none;
}

.chat-scope-panel,
.chat-sidebar,
.chat-inspector .panel {
  border: 1px solid var(--border);
  background: rgba(248, 250, 251, 0.64);
}

.chat-stage {
  border: 1px solid var(--border-strong);
  background: rgba(255, 255, 255, 0.82);
}

body[data-theme="dark"] .chat-scope-panel,
body[data-theme="dark"] .chat-sidebar,
body[data-theme="dark"] .chat-inspector .panel {
  background: rgba(255, 255, 255, 0.022);
}

body[data-theme="dark"] .chat-stage {
  background: rgba(17, 24, 31, 0.92);
}

.chat-scope-panel .panel-header,
.chat-sidebar .panel-header,
.chat-stage .panel-header,
.chat-inspector .panel-header {
  margin-bottom: 12px;
}

.chat-scope-controls {
  grid-template-columns: minmax(0, 1fr);
  align-items: stretch;
}

.chat-stage .panel-header .toolbar-inline {
  row-gap: 8px;
}

#chat-show-skills-btn,
#chat-active-pill {
  display: none;
}

.chat-sidebar-toggle .status-pill {
  display: none;
}

#chat-status {
  border-color: rgba(var(--accent-rgb), 0.18);
  background: rgba(var(--accent-rgb), 0.1);
  color: var(--accent-strong);
}

.thread-list,
.chat-stream {
  scrollbar-gutter: stable both-edges;
}

.thread-list {
  min-height: 0;
  max-height: none;
}

.thread-item {
  padding: 12px;
  border-radius: 16px;
  border: 1px solid transparent;
  background: transparent;
}

.thread-item:hover,
.thread-item:focus-visible,
.thread-item.active {
  border-color: var(--border-strong);
  background: rgba(255, 255, 255, 0.56);
  box-shadow: none;
}

body[data-theme="dark"] .thread-item:hover,
body[data-theme="dark"] .thread-item:focus-visible,
body[data-theme="dark"] .thread-item.active {
  background: rgba(255, 255, 255, 0.04);
}

.chat-stream {
  padding-right: 4px;
}

.message {
  max-width: min(860px, 100%);
}

.chat-empty {
  min-height: 44vh;
}

.composer {
  margin-top: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.composer-tools {
  gap: 8px;
  padding-bottom: 8px;
}

.composer-row {
  align-items: end;
}

.composer-context,
#chat-quick-actions {
  border-color: var(--border);
}

.chat-inspector-tabs {
  gap: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
}

.inspector-tab {
  min-height: 40px;
  padding: 8px 4px 10px;
  border-bottom: 1px solid var(--border);
  border-radius: 0;
  justify-content: flex-start;
  background: transparent;
  box-shadow: none;
}

.inspector-tab.active {
  background: transparent;
  color: var(--text);
  box-shadow: inset 0 -2px 0 rgba(var(--accent-rgb), 0.8);
}

.timeline-card,
.timeline-focus-card,
.timeline-focus-text,
.timeline-focus-file,
.chat-inspector .thread-meta-card {
  box-shadow: none;
}

.timeline-card,
.timeline-focus-card,
.timeline-focus-text,
.timeline-focus-file,
.chat-inspector .thread-meta-card {
  border-color: var(--border);
  background: rgba(255, 255, 255, 0.4);
}

body[data-theme="dark"] .timeline-card,
body[data-theme="dark"] .timeline-focus-card,
body[data-theme="dark"] .timeline-focus-text,
body[data-theme="dark"] .timeline-focus-file,
body[data-theme="dark"] .chat-inspector .thread-meta-card {
  background: rgba(255, 255, 255, 0.03);
}

.files-layout {
  gap: 16px;
}

.files-browser-panel,
.files-inspector-panel {
  border-radius: 24px;
  border: 1px solid var(--border);
  box-shadow: none;
}

.files-browser-panel {
  background: rgba(255, 255, 255, 0.86);
}

.files-inspector-panel {
  background: rgba(248, 250, 251, 0.72);
}

body[data-theme="dark"] .files-browser-panel {
  background: rgba(17, 24, 31, 0.94);
}

body[data-theme="dark"] .files-inspector-panel {
  background: rgba(255, 255, 255, 0.028);
}

.files-browser-panel > .panel-header,
.files-browser-panel > .files-browser-toolbar,
.files-browser-panel > .files-bulk-bar,
.files-inspector-panel > .panel-header {
  padding-left: 20px;
  padding-right: 20px;
}

.files-browser-panel > .panel-header {
  padding-top: 18px;
}

.files-header-actions {
  justify-content: flex-start;
}

.files-action-group {
  gap: 6px;
  padding: 0;
  border: 0;
  background: transparent;
}

#files-rename-btn,
#files-move-btn,
#files-delete-btn,
#files-open-new-btn,
#files-diff-btn,
#files-download-btn,
#files-archive-btn {
  display: none;
}

.files-browser-toolbar {
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px 14px;
}

.files-toolbar-inline {
  justify-content: flex-start;
}

#files-directory-summary {
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--text-soft);
}

.files-explorer-shell,
.files-preview-shell {
  padding: 14px 20px 20px;
  gap: 12px;
}

.files-breadcrumbs-bar {
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
}

.breadcrumb-chip,
body[data-theme="dark"] .files-breadcrumbs-bar .breadcrumb-chip {
  padding: 0;
  min-height: auto;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--text-soft);
}

.breadcrumb-current,
body[data-theme="dark"] .breadcrumb-current {
  background: transparent;
  color: var(--text);
}

.files-list-shell {
  border-radius: 20px;
  border: 1px solid var(--border);
  background: rgba(245, 248, 250, 0.74);
  box-shadow: none;
}

body[data-theme="dark"] .files-list-shell {
  background: rgba(255, 255, 255, 0.02);
}

.files-search-results {
  border-radius: 18px;
  border-color: var(--border-strong);
  box-shadow: none;
}

.file-table,
.file-table-head,
.file-table-row,
.file-row {
  border-color: var(--border);
  background: transparent;
}

.file-table-row:hover,
.file-table-row.active,
.file-row:hover,
.file-row.active {
  background: rgba(var(--accent-rgb), 0.06);
}

.files-split-handle {
  margin: 20px 0;
  background: rgba(16, 32, 43, 0.06);
  box-shadow: none;
}

.files-split-handle::after {
  inset: 24% 4px;
  background: rgba(var(--accent-rgb), 0.48);
}

.files-bulk-bar,
.files-selection-tools,
.files-mobile-selection-bar {
  margin-left: 20px;
  margin-right: 20px;
  border-radius: 18px;
  box-shadow: none;
  border-color: rgba(var(--accent-rgb), 0.18);
  background: rgba(var(--accent-rgb), 0.06);
}

.files-preview-toolbar {
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.files-viewer,
.files-inspector-panel #files-inspector {
  background: transparent;
}

.files-image-thumb,
.files-image-button {
  box-shadow: none;
}

.files-image-thumb {
  border-color: var(--border);
  background: rgba(255, 255, 255, 0.68);
}

body[data-theme="dark"] .files-image-thumb {
  background: rgba(255, 255, 255, 0.04);
}

.empty-state,
.mini-note,
body[data-theme="dark"] .empty-state,
body[data-theme="dark"] .mini-note {
  border-color: var(--border);
  background: rgba(255, 255, 255, 0.02);
}

input,
textarea,
select,
.input {
  border-color: var(--border);
  background: rgba(255, 255, 255, 0.66);
  box-shadow: none;
}

body[data-theme="dark"] input,
body[data-theme="dark"] textarea,
body[data-theme="dark"] select,
body[data-theme="dark"] .input {
  border-color: var(--border);
  background: rgba(255, 255, 255, 0.04);
}

@media (max-width: 1100px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  body[data-view="files"] .app-shell {
    grid-template-columns: 1fr;
  }

  body[data-view="files"] .app-stage,
  body[data-view="files"] .view-stack {
    height: auto !important;
    overflow: visible !important;
  }

  body[data-view="files"] #view-files.view.active {
    height: auto;
    overflow: visible;
  }

  .topbar {
    top: 12px;
    padding: 14px 16px;
  }

  .topbar-command-btn span,
  .topbar-command-btn kbd,
  #header-codex-pill {
    display: none;
  }

  .chat-layout {
    grid-template-columns: 1fr;
  }

  .chat-main-shell {
    grid-template-columns: 1fr;
  }

  .chat-scope-panel,
  .chat-conversation-layout {
    grid-column: auto;
    grid-row: auto;
  }

  .files-layout {
    gap: 12px;
  }

  .files-browser-panel,
  .files-inspector-panel,
  .files-browser-panel {
    flex: 1 1 auto;
    min-width: 0;
  }

  .files-browser-panel > .panel-header,
  .files-browser-panel > .files-browser-toolbar,
  .files-browser-panel > .files-bulk-bar,
  .files-inspector-panel > .panel-header,
  .files-explorer-shell,
  .files-preview-shell {
    padding-left: 16px;
    padding-right: 16px;
  }

  .mobile-bottom-nav {
    border: 1px solid var(--border);
    background: rgba(248, 250, 251, 0.92);
    box-shadow: none;
  }

  body[data-theme="dark"] .mobile-bottom-nav {
    background: rgba(15, 21, 28, 0.94);
  }

  .mobile-bottom-nav-link.active,
  .mobile-bottom-nav-link[aria-current="page"],
  body[data-theme="dark"] .mobile-bottom-nav-link.active,
  body[data-theme="dark"] .mobile-bottom-nav-link[aria-current="page"] {
    background: rgba(var(--accent-rgb), 0.14);
    box-shadow: inset 0 0 0 1px rgba(var(--accent-rgb), 0.18);
  }
}