:root {
  --bg: #f3f4f6;
  --bg-elevated: #ffffff;
  --bg-subtle: #f8f8fb;
  --sidebar: #171717;
  --sidebar-border: rgba(255, 255, 255, 0.08);
  --text: #171717;
  --text-soft: #5f6570;
  --text-inverse: #f3f4f6;
  --border: #e4e7ec;
  --border-strong: #d0d5dd;
  --accent: #10a37f;
  --accent-soft: #e6f8f2;
  --neutral-soft: #eef2f6;
  --warn: #b26a00;
  --warn-soft: #fff2db;
  --danger: #c2413a;
  --danger-soft: #fde8e7;
  --shadow-lg: 0 24px 60px rgba(15, 23, 42, 0.08);
  --shadow-sm: 0 8px 24px rgba(15, 23, 42, 0.06);
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 14px;
  font-family: "Avenir Next", "Segoe UI Variable", "Helvetica Neue", sans-serif;
  color: var(--text);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  height: 100%;
  min-height: 100%;
  background:
    radial-gradient(circle at top, rgba(16, 163, 127, 0.08), transparent 34%),
    linear-gradient(180deg, #fbfbfc 0%, var(--bg) 100%);
}

body {
  min-height: 100vh;
}

button,
input,
select,
textarea {
  font: inherit;
}

a {
  color: inherit;
}

button {
  border: 0;
  border-radius: 999px;
  padding: 11px 18px;
  background: #121212;
  color: #fff;
  cursor: pointer;
  transition: transform 120ms ease, opacity 120ms ease, background 120ms ease;
}

button:hover,
.link-button:hover {
  transform: translateY(-1px);
}

button.secondary {
  background: var(--accent);
}

button.ghost,
.link-button {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
  text-decoration: none;
}

button.danger {
  background: var(--danger);
}

button.selected-action {
  background: rgba(16, 163, 127, 0.14);
  border-color: rgba(16, 163, 127, 0.36);
  color: #086c55;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.72), 0 0 0 1px rgba(16, 163, 127, 0.08);
}

button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: #fff;
  color: var(--text);
  padding: 12px 14px;
  outline: none;
}

input:focus,
select:focus,
textarea:focus {
  border-color: rgba(16, 163, 127, 0.55);
  box-shadow: 0 0 0 4px rgba(16, 163, 127, 0.12);
}

textarea {
  min-height: 132px;
  resize: vertical;
}

.shell {
  display: grid;
  grid-template-columns: 290px minmax(0, 1fr);
  min-height: 100vh;
}

.ui-guided.shell {
  grid-template-columns: 1fr;
}

.sidebar {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent),
    var(--sidebar);
  color: var(--text-inverse);
  border-right: 1px solid var(--sidebar-border);
  padding: 24px 18px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  overflow-y: auto;
}

.brand-block h1,
.topbar h1,
.section-heading h2,
.empty-state h3 {
  margin: 0;
}

.brand-block {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.brand-pill {
  display: inline-flex;
  align-self: flex-start;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  color: #d9fff5;
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.sidebar .muted {
  color: rgba(255, 255, 255, 0.62);
}

.sidebar-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 18px;
  border: 1px solid var(--sidebar-border);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.05);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.ui-guided .sidebar-card:first-of-type {
  background: rgba(255, 255, 255, 0.08);
}

.main {
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.topbar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 32px 14px;
}

.header-copy {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.guided-title-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
}

.guided-title-copy {
  display: flex;
  flex-direction: column;
  gap: 0;
  min-width: 0;
}

.guided-meta-row {
  justify-content: flex-end;
  align-items: center;
  gap: 6px;
  max-width: min(46vw, 560px);
  flex-wrap: nowrap;
}

.guided-meta-row .badge {
  padding: 4px 8px;
  font-size: 11px;
}

.guided-meta-row .session-status-estimate {
  white-space: nowrap;
}

.eyebrow {
  color: var(--text-soft);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.topbar h1 {
  font-size: clamp(24px, 2.4vw, 34px);
  line-height: 1.08;
}

.topbar-subtitle {
  color: var(--text-soft);
  font-size: 13px;
  line-height: 1.4;
}

.topbar-actions {
  justify-content: flex-end;
  align-items: center;
  gap: 10px;
}

.workflow-switch {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 6px;
}

.workflow-switch-label {
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.mode-switch {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.88);
}

.mode-button {
  min-height: 36px;
  padding: 7px 12px;
  background: transparent;
  color: var(--text-soft);
  border: 0;
}

.compact-inline {
  gap: 4px;
  padding: 3px;
}

.compact-inline .mode-button {
  min-height: 34px;
  padding: 6px 10px;
}

.mode-button.active {
  background: #111827;
  color: #fff;
}

.meta-row {
  gap: 8px;
}

.grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 18px;
  padding: 0 32px 32px;
  flex: 1 1 auto;
  min-height: 0;
}

.conversation-column,
.inspector-column,
.stack {
  display: flex;
  flex-direction: column;
  gap: 18px;
  min-width: 0;
}

.conversation-panel,
.composer-panel,
.panel,
.login-panel,
.login-card {
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(228, 231, 236, 0.92);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.conversation-panel {
  height: clamp(360px, 58vh, 760px);
  min-height: 360px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.transcript {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 20px 18px 24px;
  height: 100%;
  min-height: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  background:
    linear-gradient(180deg, rgba(16, 163, 127, 0.03), transparent 15%),
    var(--bg-elevated);
}

.transcript-more {
  display: flex;
  justify-content: center;
}

.transcript-follow-control {
  position: absolute;
  right: 16px;
  bottom: 16px;
  z-index: 4;
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  pointer-events: none;
}

.transcript-follow-control .transcript-follow-button {
  width: 40px;
  height: 40px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.96);
  border-color: rgba(15, 23, 42, 0.12);
  box-shadow: var(--shadow-md);
  pointer-events: auto;
}

.transcript-follow-control .transcript-follow-button svg {
  width: 18px;
  height: 18px;
}

.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.composer-panel,
.tool-panel {
  padding: 18px;
}

.guided-composer-panel {
  padding: 8px 10px;
}

.guided-composer-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}

.guided-composer-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  min-width: 0;
}

.guided-utility-actions {
  margin-top: 2px;
}

.compact-inline-icon {
  width: 34px;
  height: 34px;
  border-radius: 10px;
}

.attachment-action-button {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  white-space: nowrap;
  cursor: pointer;
  user-select: none;
}

.attachment-action-button svg {
  width: 16px;
  height: 16px;
  flex: 0 0 auto;
}

.attachment-input-proxy {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  border: 0;
  white-space: nowrap;
}

.deeper-pass-inline-action {
  white-space: nowrap;
}

.guided-context-row {
  min-width: 0;
}

.guided-footer-chip-row {
  margin-top: -2px;
}

.guided-composer-head {
  align-items: center;
  gap: 8px;
}

.guided-composer-head label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-soft);
}

.message-disclosure-toggle {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 4px;
}

.message-disclosure-label {
  font-size: 12px;
  font-weight: 600;
}

.message-disclosure-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  font-size: 14px;
  line-height: 1;
  font-weight: 700;
}

.message-inline-disclosure-body {
  margin-top: 8px;
  padding: 10px 12px;
  border-radius: 14px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  background: rgba(248, 250, 252, 0.9);
}

.guided-activity-status {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  padding: 8px 10px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 14px;
  background: rgba(248, 250, 252, 0.92);
  font-size: 13px;
}

.outcome-trust-banner {
  border-color: rgba(15, 23, 42, 0.1);
  background: rgba(255, 255, 255, 0.98);
}

.outcome-trust-banner.tone-warn {
  border-color: rgba(217, 119, 6, 0.24);
  background: rgba(255, 251, 235, 0.98);
}

.guided-composer-meta {
  overflow-x: auto;
  overflow-y: hidden;
  flex-wrap: nowrap;
  padding-bottom: 2px;
}

.queue-panel {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid rgba(16, 24, 40, 0.08);
  border-radius: 16px;
  background: rgba(247, 249, 252, 0.9);
}

.guided-status-rail {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.guided-status-rail:empty {
  display: none;
}

.guided-queue-rail {
  gap: 8px;
}

.queue-panel-header {
  align-items: flex-start;
}

.queue-panel-header-actions {
  justify-content: flex-end;
}

.queue-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 240px;
  overflow-y: auto;
  padding-right: 4px;
}

.compact-queue-list {
  max-height: 200px;
}

.queue-item {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 14px;
  border: 1px solid rgba(16, 24, 40, 0.08);
  background: rgba(255, 255, 255, 0.92);
}

.queue-item-copy {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.queue-item-actions {
  align-items: flex-start;
  justify-content: flex-end;
}

.queue-item-dispatching {
  border-color: rgba(59, 130, 246, 0.25);
  background: rgba(239, 246, 255, 0.9);
}

.queue-item-failed {
  border-color: rgba(220, 38, 38, 0.2);
  background: rgba(254, 242, 242, 0.94);
}

.danger-text {
  color: #b42318;
}

.workflow-guide-card {
  padding: 12px 14px;
  border: 1px solid rgba(183, 197, 255, 0.7);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(209, 228, 255, 0.72), rgba(245, 248, 255, 0.92)),
    rgba(255, 255, 255, 0.88);
  box-shadow: var(--shadow-md);
}

.composer-footer {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 14px;
}

.attachment-row {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
}

.chip-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.chip {
  display: inline-flex;
  align-items: center;
  padding: 6px 11px;
  border-radius: 999px;
  background: var(--neutral-soft);
  color: #334155;
  font-size: 12px;
}

.active-chip {
  background: var(--accent-soft);
  color: #0c7a5f;
}

.message {
  display: flex;
  flex-direction: column;
  gap: 5px;
  max-width: min(74%, 720px);
  padding: 10px 12px;
  border-radius: 16px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  font-size: 14px;
}

.message.user {
  margin-left: auto;
  background: #121212;
  color: #fff;
  border-color: rgba(18, 18, 18, 0.84);
}

.message.assistant {
  background: #fff;
}

.message.system {
  background: var(--neutral-soft);
  border-style: dashed;
}

.message.status {
  background: linear-gradient(180deg, rgba(16, 163, 127, 0.08), rgba(255, 255, 255, 0.96));
  border-color: rgba(16, 163, 127, 0.18);
}

.message-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--text-soft);
}

.message.user .message-meta {
  color: rgba(255, 255, 255, 0.72);
}

.message-text,
.logbox,
.mini-card pre {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
  font-family: inherit;
  line-height: 1.55;
}

.message-note {
  font-size: 12px;
  line-height: 1.45;
  color: var(--text-soft);
}

.message.user .message-note {
  color: rgba(255, 255, 255, 0.72);
}

.intermediate-messages {
  margin-top: 8px;
}

.intermediate-messages-body {
  padding-top: 12px;
}

.intermediate-message {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 14px 16px;
  border-radius: 18px;
  border: 1px solid rgba(148, 163, 184, 0.35);
  background: rgba(255, 255, 255, 0.94);
}

.intermediate-message-meta {
  color: var(--text-soft);
}

.intermediate-message-text {
  margin: 0;
}

.empty-state {
  margin: auto;
  max-width: 460px;
  text-align: center;
  padding: 24px;
}

.empty-state p,
.empty-mini {
  color: var(--text-soft);
}

.guided-onboarding,
.result-summary-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: 22px;
  background:
    linear-gradient(180deg, rgba(16, 163, 127, 0.06), rgba(255, 255, 255, 0.92) 18%),
    var(--bg-elevated);
  box-shadow: var(--shadow-sm);
}

.compact-onboarding {
  padding: 16px;
}

.suggestion-card {
  border-color: rgba(49, 88, 183, 0.16);
  background:
    linear-gradient(180deg, rgba(49, 88, 183, 0.05), rgba(255, 255, 255, 0.96) 28%),
    var(--bg-elevated);
}

.suggestion-url {
  padding: 10px 12px;
  border-radius: 14px;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  font-family: "SFMono-Regular", "Menlo", "Monaco", monospace;
  font-size: 13px;
  word-break: break-word;
}

.guided-onboarding-copy {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.guided-onboarding-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
}

.structured-onboarding-head {
  align-items: flex-start;
}

.onboarding-secondary-actions {
  align-items: center;
}

.onboarding-profile-select {
  display: inline-flex;
  align-items: center;
}

.onboarding-profile-select select {
  min-height: 40px;
  padding: 8px 34px 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.82);
  color: var(--text);
  font: inherit;
  box-shadow: none;
}

.onboarding-structured-submit {
  min-width: 200px;
}

.onboarding-suggestion-card {
  border-color: rgba(49, 88, 183, 0.16);
  background:
    linear-gradient(180deg, rgba(49, 88, 183, 0.06), rgba(255, 255, 255, 0.96) 30%),
    var(--bg-elevated);
}

.onboarding-suggestion-actions {
  justify-content: flex-start;
}

.attachment-selection-panel {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 10px 12px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: var(--bg-subtle);
}

.attachment-selection-panel.empty {
  gap: 6px;
  padding: 8px 10px;
}

.attachment-selection-head {
  align-items: flex-start;
}

.upload-selection-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.attachment-selection-item {
  align-items: flex-start;
}

.attachment-selection-copy {
  flex: 1 1 auto;
  min-width: 0;
}

.upload-selection-preview {
  width: 72px;
  height: 72px;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--bg-panel);
  flex: 0 0 auto;
}

.upload-selection-preview img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.guided-onboarding h2,
.result-summary-card h2 {
  margin: 0;
}

.onboarding-toolbar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.onboarding-toolbar.compact {
  justify-content: space-between;
}

.empty-mini {
  padding: 14px;
  border-radius: 16px;
  background: var(--bg-subtle);
  border: 1px dashed var(--border);
  font-size: 14px;
}

.section-heading {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
}

.section-heading p {
  margin: 6px 0 0;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.field label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-soft);
}

.guided-settings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
}

.row {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

.spread {
  justify-content: space-between;
}

.stack {
  display: flex;
  flex-direction: column;
}

.compact {
  gap: 12px;
}

.list,
.session-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.guided-conversation-drawer {
  min-height: 0;
  padding: 10px 14px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: var(--shadow-sm);
}

.guided-conversation-drawer > summary {
  padding: 0 2px;
}

.guided-conversation-drawer .disclosure-body {
  max-height: min(112px, 16vh);
  overflow-y: auto;
  padding-right: 2px;
}

.guided-surface-backdrop {
  position: fixed;
  inset: 0;
  z-index: 75;
  display: flex;
  justify-content: flex-end;
  background: rgba(15, 23, 42, 0.22);
  backdrop-filter: blur(6px);
}

.guided-surface-sheet {
  width: min(520px, calc(100vw - 20px));
  height: 100vh;
  padding: 22px 20px 20px;
  background: rgba(255, 255, 255, 0.98);
  border-left: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.guided-settings-sheet {
  width: min(720px, calc(100vw - 20px));
}

.problem-report-sheet {
  width: min(540px, calc(100vw - 20px));
}

.guided-surface-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.guided-surface-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.guided-surface-current {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 14px 16px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 18px;
  background: rgba(248, 250, 252, 0.92);
}

.guided-surface-body {
  min-height: 0;
  overflow: auto;
  padding-right: 4px;
}

.session-item-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
  align-items: stretch;
}

.session-item,
.mini-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px;
  background: var(--bg-elevated);
}

.sidebar .session-item,
.sidebar .mini-card {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.09);
  color: var(--text-inverse);
}

.sidebar-note-card {
  gap: 16px;
}

.sidebar-note-card .chip {
  background: rgba(255, 255, 255, 0.12);
  color: #eefbf7;
}

.sidebar-note-card .active-chip {
  background: rgba(16, 163, 127, 0.24);
  color: #d9fff5;
}

.session-item {
  width: 100%;
  text-align: left;
  color: inherit;
  cursor: pointer;
}

.session-item-actions {
  display: flex;
  align-items: flex-start;
}

.session-delete-button {
  align-self: stretch;
  min-width: 44px;
}

.session-item-shell.active .session-delete-button {
  border-color: rgba(16, 163, 127, 0.4);
  background: rgba(16, 163, 127, 0.08);
}

.session-item.active {
  background: rgba(16, 163, 127, 0.16);
  border-color: rgba(16, 163, 127, 0.4);
}

.approval-card,
.upload-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.process-selector-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 10px;
}

.upload-meta {
  justify-content: space-between;
}

.action-row {
  gap: 8px;
}

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

.disclosure summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--text-soft);
  list-style: none;
}

.disclosure summary::-webkit-details-marker {
  display: none;
}

.disclosure summary::after {
  content: "+";
  float: right;
  color: var(--text-soft);
}

.disclosure[open] summary::after {
  content: "−";
}

.disclosure-body {
  margin-top: 12px;
}

.disclosure.subtle {
  border-top: 0;
  padding-top: 0;
}

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 5px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}

.tone-live {
  background: var(--accent-soft);
  color: #0c7a5f;
}

.tone-accent {
  background: #eaf2ff;
  color: #3158b7;
}

.tone-neutral {
  background: var(--neutral-soft);
  color: #526071;
}

.tone-warn {
  background: var(--warn-soft);
  color: var(--warn);
}

.tone-danger,
.badge.danger {
  background: var(--danger-soft);
  color: var(--danger);
}

.tone-working {
  background: rgba(220, 38, 38, 0.14);
  color: #b42318;
}

.tone-finishing {
  background: rgba(245, 158, 11, 0.18);
  color: #b45309;
}

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

.small {
  font-size: 13px;
}

.mono {
  font-family: "SFMono-Regular", "Menlo", "Monaco", monospace;
}

.logbox {
  width: 100%;
  min-height: 220px;
  background: #111827;
  border-radius: 16px;
  color: #f8fafc;
  padding: 14px;
  font-family: "SFMono-Regular", "Menlo", "Monaco", monospace;
}

.login-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 28px;
}

.login-card {
  width: min(1080px, 100%);
  display: grid;
  grid-template-columns: 1.1fr minmax(320px, 420px);
  gap: 26px;
  padding: 28px;
}

.login-copy {
  padding: 18px 12px 18px 6px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 14px;
}

.login-copy h1 {
  font-size: clamp(34px, 5vw, 58px);
  line-height: 0.98;
  max-width: 10ch;
  margin: 0;
}

.login-copy p {
  max-width: 52ch;
  margin: 0;
}

.login-panel {
  padding: 22px;
}

.hidden {
  display: none !important;
}

.workbench-grid {
  grid-template-columns: minmax(0, 0.92fr) minmax(520px, 1.18fr);
}

.ui-guided .workbench-grid {
  grid-template-columns: minmax(420px, 0.98fr) minmax(540px, 1.02fr);
}

.ui-guided.shell[data-preview-device="tablet"] .workbench-grid {
  grid-template-columns: minmax(470px, 1.05fr) minmax(500px, 0.95fr);
}

.ui-guided.shell[data-preview-device="phone"] .workbench-grid {
  grid-template-columns: minmax(530px, 1.14fr) minmax(420px, 0.86fr);
}

.workbench-panel {
  padding: 18px;
}

.guided-studio-column {
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.guided-build-shell {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 0;
  flex: 1 1 auto;
  overflow: hidden;
}

.guided-build-shell.build-surface-primary {
  gap: 0;
}

.guided-lane-head {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-height: 0;
  max-height: min(24vh, 208px);
  overflow: hidden;
}

.guided-thread-shell {
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  gap: 0;
  min-height: 0;
  min-block-size: 300px;
  overflow: hidden;
  flex: 1 1 auto;
  border: 1px solid rgba(228, 231, 236, 0.92);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow-lg);
}

.guided-thread-panel {
  display: flex;
  flex-direction: column;
  min-height: 0;
  height: 100%;
  background: transparent;
  border: 0;
  border-radius: 0;
  box-shadow: none;
}

.guided-thread-shell .conversation-panel {
  flex: 1 1 auto;
  min-height: 0;
}

.guided-thread-panel {
  position: relative;
}

.guided-thread-panel .transcript {
  flex: 1 1 auto;
  min-height: 180px;
  padding-bottom: 84px;
}

.guided-composer-panel textarea,
.guided-onboarding textarea {
  min-height: 76px;
}

.guided-composer-dock textarea {
  min-height: 60px;
}

.guided-studio-panel {
  min-height: 0;
  max-height: min(20vh, 176px);
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  gap: 6px;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.guided-studio-panel .panel.workbench-panel {
  background: transparent;
  border: 0;
  border-radius: 0;
  box-shadow: none;
  padding: 2px 2px 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.guided-studio-panel .section-heading p {
  display: none;
}

.guided-studio-panel .section-heading h2 {
  margin: 0;
  font-size: 15px;
}

.guided-studio-panel .list {
  gap: 6px;
}

.guided-studio-panel-body {
  flex: 1 1 auto;
  min-height: 0;
  overflow: auto;
  scroll-padding-top: 40px;
  padding-top: 2px;
  padding-right: 2px;
}

.tab-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  gap: 8px;
}

.program-create-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.program-panel {
  gap: 12px;
}

.program-summary-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.program-summary-grid.compact-grid {
  gap: 10px;
}

.program-artifact-layout {
  display: grid;
  grid-template-columns: minmax(230px, 0.42fr) minmax(0, 0.58fr);
  gap: 12px;
}

.program-artifact-column,
.program-artifact-viewer {
  min-height: 0;
}

.program-artifact-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.phase-artifact-list {
  max-height: 32vh;
  overflow: auto;
  padding-right: 2px;
}

.program-artifact-button {
  width: 100%;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: rgba(248, 250, 252, 0.92);
  transition: border-color 120ms ease, background 120ms ease, transform 120ms ease;
}

.program-artifact-button:hover,
.program-artifact-button:focus-visible {
  border-color: rgba(17, 24, 39, 0.18);
  background: rgba(255, 255, 255, 0.98);
  transform: translateY(-1px);
}

.program-artifact-button.active {
  border-color: rgba(29, 78, 216, 0.28);
  background: rgba(239, 246, 255, 0.98);
  box-shadow: inset 0 0 0 1px rgba(29, 78, 216, 0.12);
}

.program-artifact-viewer .markdown-body {
  max-height: 56vh;
  overflow: auto;
  padding-right: 4px;
}

.program-markdown {
  border-top: 1px solid rgba(15, 23, 42, 0.08);
  padding-top: 12px;
}

.review-grid,
.project-map-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.project-preference-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 12px;
}

.review-hero {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 16px;
  border: 1px solid rgba(16, 163, 127, 0.14);
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(16, 163, 127, 0.06), rgba(255, 255, 255, 0.96));
}

.review-hero p {
  margin: 4px 0 0;
}

.flat-list {
  margin: 0;
  padding-left: 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.release-status-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.chip-button {
  min-height: 32px;
  padding: 6px 10px;
  border-radius: 999px;
}

.project-page-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.project-page-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 42px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text);
  padding: 10px 12px;
  text-align: left;
}

.send-button,
.icon-button {
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.send-button svg,
.icon-button svg {
  width: 18px;
  height: 18px;
  display: block;
}

.tab-button {
  background: rgba(255, 255, 255, 0.72);
  color: var(--text);
  border: 1px solid var(--border);
}

.tab-button.active {
  background: #111827;
  color: #fff;
}

.rename-form {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}

.rename-form input {
  min-width: min(420px, 100%);
}

.composer-context {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.wrap-row {
  flex-wrap: wrap;
}

.preview-toolbar,
.file-toolbar {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.preview-route-bar {
  display: grid;
  grid-template-columns: auto auto minmax(0, 1fr) auto auto auto;
  gap: 5px;
  align-items: center;
}

.preview-route-bar input {
  min-width: 0;
  min-height: 36px;
  padding: 8px 11px;
}

.preview-route-menu-anchor {
  position: relative;
}

.preview-site-identity {
  width: 36px;
  height: 36px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(15, 23, 42, 0.08);
  background: rgba(255, 255, 255, 0.94);
  color: var(--text-soft);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.65);
}

.preview-site-identity svg {
  width: 18px;
  height: 18px;
}

.problem-report-action.icon-button {
  flex: 0 0 auto;
}

.preview-info-button {
  cursor: help;
}

.preview-device-locked {
  pointer-events: none;
}

.preview-route-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: min(320px, 72vw);
  max-height: 240px;
  overflow-y: auto;
  padding: 6px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow-lg);
  z-index: 12;
}

.preview-title-label {
  min-height: 16px;
  padding-left: 2px;
  font-size: 12px;
}

.preview-route-item,
.preview-route-empty {
  width: 100%;
  text-align: left;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  padding: 8px 10px;
  border-radius: 12px;
  background: transparent;
  color: var(--text);
  font-size: 12px;
  line-height: 1.25;
}

.completion-notice-card {
  border: 1px solid rgba(15, 23, 42, 0.1);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.98);
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  box-shadow: var(--shadow-sm);
}

.completion-notice-card.tone-live {
  border-color: rgba(16, 163, 127, 0.22);
  background: rgba(240, 253, 249, 0.98);
}

.completion-notice-card.tone-danger {
  border-color: rgba(220, 38, 38, 0.2);
  background: rgba(254, 242, 242, 0.98);
}

.completion-notice-card.tone-warn,
.preview-target-notice.tone-warn {
  border-color: rgba(217, 119, 6, 0.24);
  background: rgba(255, 251, 235, 0.98);
}

.completion-notice-head {
  align-items: center;
  gap: 12px;
}

.preview-target-notice {
  border: 1px solid rgba(15, 23, 42, 0.1);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.96);
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  box-shadow: var(--shadow-sm);
}

.preview-route-item {
  border: 0;
}

.preview-route-item:hover,
.preview-route-item:focus-visible {
  background: var(--neutral-soft);
}

.preview-route-empty {
  border: 1px dashed var(--border);
}

.active-route-toggle {
  border-color: rgba(16, 163, 127, 0.32);
  background: var(--accent-soft);
}

.preview-device-icon-strip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.preview-device-icon-strip .icon-button {
  width: 34px;
  height: 34px;
  border-radius: 10px;
}

.preview-device-icon-strip .icon-button.selected-action {
  transform: translateY(-1px);
}

.preview-device-cycle {
  position: relative;
}

.preview-view-switch {
  padding: 2px;
  gap: 4px;
}

.preview-view-switch .mode-button {
  min-height: 36px;
  padding: 6px 10px;
  font-size: 12px;
}

.preview-tools-toggle {
  min-height: 36px;
  padding: 6px 12px;
  border-radius: 12px;
}

.preview-tools-panel {
  margin-top: 2px;
}

.compact-toggle-row {
  font-size: 13px;
}

.scope-toolbar,
.archive-stack {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.plan-meta {
  align-items: flex-start;
}

.plan-doc {
  border: 1px solid var(--border);
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(16, 163, 127, 0.05), rgba(255, 255, 255, 0.96));
  padding: 22px;
}

.markdown-body {
  display: flex;
  flex-direction: column;
  gap: 12px;
  line-height: 1.65;
}

.markdown-body h1,
.markdown-body h2,
.markdown-body h3,
.markdown-body h4,
.markdown-body h5,
.markdown-body h6 {
  margin: 0;
  line-height: 1.2;
}

.markdown-body p,
.markdown-body ul,
.markdown-body ol,
.markdown-body pre {
  margin: 0;
}

.markdown-body ul,
.markdown-body ol {
  padding-left: 22px;
}

.markdown-body code {
  font-family: "SFMono-Regular", "Menlo", "Monaco", monospace;
  font-size: 0.95em;
  background: rgba(17, 24, 39, 0.06);
  padding: 2px 6px;
  border-radius: 8px;
}

.markdown-body pre {
  overflow-x: auto;
  background: #111827;
  color: #f8fafc;
  border-radius: 14px;
  padding: 14px;
}

.markdown-body pre code {
  background: transparent;
  color: inherit;
  padding: 0;
}

.archive-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.status-pill-row {
  justify-content: flex-end;
}

.preview-surface-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px;
}

.preview-primary-card {
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 9px 10px;
  background: linear-gradient(180deg, rgba(16, 163, 127, 0.06), rgba(255, 255, 255, 0.92));
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.review-panel .mini-card,
.project-map-panel .mini-card {
  background: rgba(255, 255, 255, 0.96);
}

.guided-preview-header-card {
  gap: 6px;
}

.selection-toolbar-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  border-color: rgba(16, 163, 127, 0.18);
  background: linear-gradient(180deg, rgba(16, 163, 127, 0.05), rgba(255, 255, 255, 0.98));
}

.selection-toolbar-card .action-row {
  gap: 8px;
}

.selection-toolbar-card .compact-action {
  min-height: 34px;
  padding: 7px 11px;
}

.selection-toolbar-card-compact {
  gap: 10px;
  padding: 10px 12px;
}

.selection-toolbar-card-compact .selection-draft-list,
.selection-toolbar-card-compact .selection-structure-list {
  max-height: 188px;
}

.selection-toolbar-badge {
  flex: 0 0 auto;
}

.selection-draft-list,
.selection-structure-list {
  max-height: 248px;
  overflow-y: auto;
  padding-right: 4px;
}

.selection-target-card,
.selection-candidate-card,
.selection-structure-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: rgba(255, 255, 255, 0.98);
}

.selection-target-card {
  border-color: rgba(15, 23, 42, 0.08);
}

.selection-candidate-card {
  border-color: rgba(49, 88, 183, 0.18);
  background: linear-gradient(180deg, rgba(49, 88, 183, 0.05), rgba(255, 255, 255, 0.98));
}

.selection-structure-card {
  border-color: rgba(16, 163, 127, 0.18);
}

.selection-structure-item {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 3px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text);
  padding: 10px 12px;
  text-align: left;
}

.selection-structure-item:hover,
.selection-structure-item:focus-visible {
  background: var(--accent-soft);
  border-color: rgba(16, 163, 127, 0.26);
}

.selection-target-card .badge,
.selection-candidate-card .badge,
.selection-structure-card .badge {
  align-self: flex-start;
}

.compact-field {
  gap: 6px;
}

.compact-field input {
  min-height: 38px;
  padding: 9px 12px;
}

.guided-preview-actions {
  align-items: flex-start;
  justify-content: space-between;
  gap: 6px;
}

.preview-go-button {
  min-height: 34px;
  padding: 6px 11px;
  border-radius: 12px;
  white-space: nowrap;
}

.preview-external-link {
  text-decoration: none;
  width: 36px;
  height: 36px;
  border-radius: 10px;
}

.guided-mobile-surface-switch {
  display: none;
}

.guided-conversation-page {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.guided-preview-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.guided-preview-topline-compact {
  justify-content: flex-end;
}

.preview-topline-spacer {
  flex: 1 1 auto;
}

.compact-action {
  min-height: 33px;
  padding: 5px 10px;
  border-radius: 12px;
  font-size: 13px;
}

.build-panel {
  gap: 12px;
}

.build-list-stack {
  min-height: 0;
}

.build-panel .list {
  max-height: 360px;
  overflow-y: auto;
  padding-right: 4px;
}

.build-item-card,
.build-proof-snapshot,
.build-target-banner {
  background: rgba(255, 255, 255, 0.98);
}

.design-contract-card {
  border-color: rgba(16, 163, 127, 0.18);
  background: linear-gradient(180deg, rgba(16, 163, 127, 0.05), rgba(255, 255, 255, 0.98));
}

.design-contract-compact {
  padding: 12px 14px;
}

.build-item-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.build-item-hidden {
  opacity: 0.78;
}

.build-target-banner {
  border-color: rgba(16, 163, 127, 0.24);
  background: linear-gradient(180deg, rgba(16, 163, 127, 0.08), rgba(255, 255, 255, 0.98));
}

.build-proof-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
}

.build-proof-snapshot {
  min-height: 118px;
}

.preference-card {
  background: rgba(255, 255, 255, 0.98);
}

.preference-card-editing {
  border-color: rgba(16, 163, 127, 0.26);
  background: linear-gradient(180deg, rgba(16, 163, 127, 0.05), rgba(255, 255, 255, 0.98));
}

.preference-card textarea {
  min-height: 92px;
}

.ui-guided .guided-thread-shell .empty-state {
  margin: 0;
  max-width: none;
  text-align: left;
  align-items: flex-start;
  padding: 18px;
}

.ui-guided .guided-thread-shell .empty-state h3,
.ui-guided .guided-thread-shell .empty-state p {
  margin: 0;
}

.guided-composer-dock {
  background: transparent;
  border: 0;
  border-top: 1px solid rgba(228, 231, 236, 0.92);
  border-radius: 0;
  box-shadow: none;
  padding: 10px 12px 12px;
}

.guided-composer-dock .guided-composer-footer {
  margin-top: 2px;
}

.guided-conversation-sheet .session-list {
  gap: 12px;
}

.guided-conversation-sheet .session-item {
  padding: 16px;
}

.guided-composer-dock .field {
  gap: 6px;
}

.guided-composer-dock .field label {
  display: none;
}

.guided-composer-panel .prompt-feedback-card,
.guided-composer-panel .outcome-trust-banner,
.guided-composer-panel .build-target-banner {
  margin-top: 8px;
}

.prompt-feedback-card {
  gap: 6px;
  padding: 10px 12px;
}

.problem-report-sheet textarea {
  min-height: 152px;
}

.guided-composer-caption {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-soft);
  letter-spacing: 0.02em;
}

.topic-boundary-banner {
  gap: 6px;
  padding: 10px 12px;
  border-color: rgba(59, 130, 246, 0.2);
  background: rgba(239, 246, 255, 0.92);
}

.compact-meta-action {
  min-height: 38px;
  padding: 7px 12px;
  border-radius: 12px;
}

.stop-inline-action {
  color: #b42318;
  border-color: rgba(220, 38, 38, 0.18);
}

.rounded-action {
  border-radius: 999px;
}

.session-status-estimate {
  white-space: nowrap;
}

.session-status-estimate[hidden] {
  display: none !important;
}

.guided-studio-panel-head {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.guided-primary-tab-strip {
  flex-wrap: wrap;
}

.guided-settings-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 8px 10px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.92);
}

.guided-settings-tab-strip {
  flex-wrap: wrap;
  gap: 6px;
}

.preview-tools-disclosure {
  margin-top: 2px;
}

.preview-tools-disclosure > summary {
  padding: 2px 0 0;
  font-size: 13px;
}

.preview-tools-disclosure .disclosure-body {
  margin-top: 8px;
}

.preview-mode-note {
  margin-top: -2px;
}

.surface-card {
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 14px;
  background: var(--bg-subtle);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.surface-card.active {
  border-color: rgba(16, 163, 127, 0.35);
  background: var(--accent-soft);
}

.surface-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.surface-card-head strong {
  font-size: 15px;
}

.runtime-actions-row {
  margin-top: 4px;
}

.optional-actions-card {
  margin-top: -2px;
}

.optional-actions-card > summary {
  padding: 2px 0 0;
}

.dev-runtime-disclosure {
  margin-top: 2px;
}

.preview-url-row,
.file-toolbar-row {
  width: 100%;
  align-items: center;
}

.preview-frame-shell {
  border: 1px solid var(--border);
  border-radius: 18px;
  overflow: hidden;
  min-height: 560px;
  background: #fff;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.preview-frame-shell-slot.preview-frame-shell-mounted {
  border-color: transparent;
  background: transparent;
  box-shadow: none;
}

.preview-frame-root {
  position: fixed;
  margin: 0;
  padding: 0;
  z-index: 20;
  overflow: hidden;
  pointer-events: auto;
  background: #fff;
}

.preview-frame-root[hidden] {
  display: none !important;
}

.preview-frame {
  width: 100%;
  height: 100%;
  min-height: 100%;
  border: 0;
  background: #fff;
}

.preview-loading-veil {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-start;
  justify-content: flex-end;
  padding: 14px;
  pointer-events: none;
  opacity: 0;
  transition: opacity 160ms ease;
  background: linear-gradient(180deg, rgba(255,255,255,0.88) 0%, rgba(255,255,255,0.16) 38%, rgba(255,255,255,0) 100%);
}

.preview-frame-root.is-loading .preview-loading-veil {
  opacity: 1;
}

.preview-loading-badge {
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.82);
  color: #fff;
  font-size: 12px;
  line-height: 1.2;
  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.18);
}

.preview-frame-shell.preview-view-scroll {
  overflow: auto;
}

.preview-frame-device.preview-view-scroll {
  align-items: flex-start;
  overflow: auto;
}

.preview-frame-device.preview-view-scroll .preview-frame-shell {
  min-height: 760px;
}

.preview-frame-device.preview-view-fit {
  align-items: stretch;
}

.preview-frame-device.preview-view-fit .preview-frame-shell {
  min-height: clamp(560px, calc(100vh - 188px), 1180px);
  height: 100%;
}

.preview-frame-device.preview-view-fit .preview-frame {
  min-height: clamp(560px, calc(100vh - 188px), 1180px);
  height: 100%;
}

.preview-frame-device {
  display: flex;
  justify-content: center;
  flex: 1 1 auto;
  min-height: 0;
}

.preview-device-desktop .preview-frame-shell {
  width: 100%;
  max-width: none;
}

.preview-device-tablet .preview-frame-shell {
  width: min(100%, 820px);
}

.preview-device-phone .preview-frame-shell {
  width: min(100%, 420px);
}

.preview-device-native-phone {
  width: 100%;
  justify-content: stretch;
  align-items: stretch;
}

.preview-device-native-phone .preview-frame-shell {
  width: 100%;
  max-width: none;
  border-radius: 0;
  border-left: 0;
  border-right: 0;
  box-shadow: none;
}

.toggle-row {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--text);
}

.toggle-row input {
  width: auto;
}

.toast-stack {
  position: fixed;
  top: 76px;
  right: 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: min(340px, calc(100vw - 28px));
  z-index: 60;
  pointer-events: none;
}

.toast-card {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 16px;
  border: 1px solid rgba(15, 23, 42, 0.1);
  box-shadow: var(--shadow-lg);
  background: rgba(255, 255, 255, 0.96);
  pointer-events: auto;
}

.toast-card.tone-live {
  border-color: rgba(16, 163, 127, 0.22);
  background: rgba(240, 253, 249, 0.98);
}

.toast-card.tone-danger {
  border-color: rgba(220, 38, 38, 0.2);
  background: rgba(254, 242, 242, 0.98);
}

.toast-copy {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.toast-dismiss {
  min-width: 32px;
  min-height: 32px;
  padding: 0;
}

.file-browser-grid {
  display: grid;
  grid-template-columns: minmax(220px, 0.9fr) minmax(0, 1.2fr);
  gap: 16px;
  min-height: 480px;
}

.file-list,
.file-editor,
.activity-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.file-list {
  max-height: 560px;
  overflow-y: auto;
  padding-right: 4px;
}

.file-row {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
  border-radius: 18px;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text);
  padding: 14px;
}

.file-row.active {
  border-color: rgba(16, 163, 127, 0.35);
  background: var(--accent-soft);
}

.file-row-name {
  font-weight: 700;
}

.file-editor textarea {
  min-height: 420px;
}

.repo-card {
  border: 1px solid var(--border);
  border-radius: 18px;
  background: #fff;
  padding: 16px;
}

.activity-list {
  max-height: 620px;
  overflow-y: auto;
}

.activity-item {
  border: 1px solid var(--border);
  border-radius: 18px;
  background: #fff;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.upload-inline {
  position: relative;
  overflow: hidden;
}

.guided-conversation-drawer,
.guided-subpanel {
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow-sm);
}

.guided-conversation-drawer {
  padding: 8px 12px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.82);
}

.guided-supplementals {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.guided-session-list .session-item {
  background: #fff;
  color: var(--text);
  border-color: var(--border);
}

.guided-conversation-drawer .disclosure-body {
  max-height: min(112px, 16vh);
  overflow: auto;
}

.guided-session-list .session-item.active {
  background: var(--accent-soft);
  border-color: rgba(16, 163, 127, 0.4);
}

.guided-session-list .session-item-shell.active .session-delete-button {
  background: rgba(16, 163, 127, 0.1);
}

.topbar-select {
  width: auto;
  min-width: 180px;
}

@media (max-width: 1180px) {
  .grid,
  .workbench-grid {
    grid-template-columns: 1fr;
  }

  .conversation-panel {
    height: clamp(300px, 48vh, 620px);
    min-height: 300px;
  }

  .inspector-column {
    display: flex;
  }

  .file-browser-grid {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 920px) {
  .shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    border-right: 0;
    border-bottom: 1px solid var(--sidebar-border);
  }

  .ui-guided .sidebar {
    display: none;
  }

  .topbar,
  .grid {
    padding-left: 18px;
    padding-right: 18px;
  }

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

  .login-copy h1 {
    max-width: none;
  }

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

  .composer-footer {
    flex-direction: column;
    align-items: stretch;
  }

  .guided-composer-footer {
    align-items: stretch;
    flex-direction: column;
  }

  .message {
    max-width: 100%;
  }

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

  .preview-frame-shell,
  .preview-frame {
    min-height: 420px;
  }

  .preview-route-bar {
    grid-template-columns: auto minmax(0, 1fr) auto auto auto;
  }

  .review-grid,
  .project-map-grid,
  .project-preference-grid,
  .program-summary-grid,
  .program-create-grid {
    grid-template-columns: 1fr;
  }

  .onboarding-toolbar.compact {
    align-items: stretch;
  }

  .onboarding-secondary-actions {
    width: 100%;
    justify-content: space-between;
  }

  .onboarding-structured-submit {
    width: 100%;
  }

  .onboarding-profile-select,
  .onboarding-profile-select select {
    width: 100%;
  }
}

@media (min-width: 921px) {
  body {
    overflow: hidden;
  }

  .shell,
  .main {
    height: 100vh;
    overflow: hidden;
  }

  .sidebar,
  .conversation-column,
  .inspector-column {
    min-height: 0;
  }

  .conversation-column,
  .inspector-column {
    overflow: hidden;
  }

  .ui-guided .main,
  .ui-guided .conversation-column,
  .ui-guided .preview-panel {
    min-height: 0;
  }

  .ui-guided .workbench-grid {
    grid-template-columns: minmax(420px, 0.98fr) minmax(540px, 1.02fr);
    align-items: stretch;
  }

  .ui-guided.shell[data-preview-device="tablet"] .workbench-grid {
    grid-template-columns: minmax(470px, 1.05fr) minmax(500px, 0.95fr);
  }

  .ui-guided.shell[data-preview-device="phone"] .workbench-grid {
    grid-template-columns: minmax(530px, 1.14fr) minmax(420px, 0.86fr);
  }

  .ui-guided .guided-studio-column > * {
    min-height: 0;
  }

  .ui-guided .conversation-panel {
    flex: 1 1 auto;
    min-height: 0;
  }

  .ui-guided .guided-lane-head {
    flex: 0 0 auto;
  }

  .ui-guided .guided-studio-panel {
    flex: 0 0 auto;
    min-height: 0;
  }

  .ui-guided .guided-preview-column,
  .ui-guided .preview-panel {
    display: flex;
    flex-direction: column;
    overflow: hidden;
  }

  .ui-guided .preview-panel {
    padding: 10px;
    overflow-y: auto;
    overflow-x: hidden;
  }

  .ui-guided .preview-toolbar {
    flex: 0 0 auto;
    gap: 5px;
  }

  .ui-guided .preview-frame-device {
    min-height: clamp(560px, calc(100vh - 170px), 1180px);
  }

  .ui-guided .guided-build-shell,
  .ui-guided .guided-thread-shell {
    min-height: 0;
  }

  .ui-guided .guided-thread-shell {
    display: grid;
    grid-template-rows: minmax(0, 1fr) auto;
  }

  .ui-guided .preview-frame-shell {
    min-height: clamp(560px, calc(100vh - 184px), 1180px);
    height: 100%;
  }

  .ui-guided .preview-frame {
    min-height: clamp(560px, calc(100vh - 184px), 1180px);
    height: 100%;
  }

  .conversation-panel {
    flex: 1 1 auto;
    height: auto;
    min-height: 0;
  }

  .workbench-panel {
    min-height: 0;
    overflow-y: auto;
  }

  .ui-guided .workbench-panel.preview-panel {
    overflow-y: auto;
    overflow-x: hidden;
  }
}

@media (max-width: 860px) {
  .guided-title-row {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 10px;
  }

  .guided-meta-row {
    max-width: none;
    justify-content: flex-end;
    gap: 4px;
  }

  .guided-title-copy h1 {
    font-size: clamp(18px, 6vw, 24px);
  }

  .guided-mobile-surface-switch {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: center;
    gap: 6px;
    margin: 0 18px 10px;
    padding: 4px;
    border: 1px solid var(--border);
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.86);
  }

  .guided-mobile-surface-switch .mode-button {
    min-height: 36px;
    width: 100%;
    padding: 7px 10px;
    font-size: 13px;
  }

  .guided-mobile-layout .main {
    height: 100dvh;
    overflow: hidden;
  }

  .guided-mobile-layout .workbench-grid {
    grid-template-columns: 1fr;
    min-height: 0;
    overflow: hidden;
  }

  .guided-mobile-layout .guided-studio-column,
  .guided-mobile-layout .guided-preview-column {
    width: 100%;
    min-height: 0;
    height: 100%;
    overflow: hidden;
  }

  .guided-mobile-layout .mobile-hidden-surface {
    display: none;
  }

  .guided-mobile-layout .guided-build-shell,
  .guided-mobile-layout .guided-thread-shell,
  .guided-mobile-layout .preview-panel,
  .guided-mobile-layout .workbench-panel {
    min-height: 0;
    height: 100%;
  }

.guided-mobile-layout .preview-panel {
    display: flex;
    flex-direction: column;
    overflow: auto;
    overflow-x: hidden;
  }

  .guided-mobile-layout .preview-panel.preview-panel-native-phone {
    padding-left: 2px;
    padding-right: 2px;
  }

.guided-mobile-layout .preview-route-bar {
    grid-template-columns: auto auto minmax(0, 1fr) auto auto auto;
    gap: 3px;
    width: 100%;
    max-width: 100%;
  }

  .guided-mobile-layout .preview-primary-card.guided-preview-header-card {
    padding: 0;
    border: 0;
    background: transparent;
    box-shadow: none;
    gap: 4px;
  }

  .guided-mobile-layout .preview-site-identity {
    display: inline-flex;
    width: 30px;
    height: 30px;
    border-radius: 9px;
  }

  .guided-mobile-layout .preview-site-identity svg {
    width: 15px;
    height: 15px;
  }

  .guided-mobile-layout .topbar {
    gap: 10px;
    padding: 10px 10px 6px;
  }

  .guided-mobile-layout .grid {
    gap: 8px;
    padding: 0 6px 8px;
  }

  .guided-mobile-layout .conversation-column,
  .guided-mobile-layout .inspector-column {
    gap: 8px;
  }

  .guided-mobile-layout .guided-title-row {
    gap: 8px;
  }

  .guided-mobile-layout .guided-title-copy h1 {
    font-size: clamp(17px, 5.8vw, 21px);
    line-height: 1.08;
  }

  .guided-mobile-layout .guided-meta-row {
    gap: 4px;
    max-width: min(54vw, 220px);
  }

  .guided-mobile-layout .guided-meta-row .badge,
  .guided-mobile-layout .guided-meta-row .session-status-estimate {
    font-size: 10px;
  }

  .guided-mobile-layout .topbar-actions {
    gap: 4px;
  }

  .guided-mobile-layout .topbar-actions .icon-button {
    width: 28px;
    height: 28px;
    border-radius: 8px;
  }

  .guided-mobile-layout .topbar-actions .icon-button svg {
    width: 14px;
    height: 14px;
  }

  .guided-mobile-layout .guided-mobile-surface-switch {
    margin: 0 6px 6px;
    padding: 2px;
    border-radius: 12px;
  }

  .guided-mobile-layout .guided-composer-actions {
    width: 100%;
    justify-content: flex-start;
    gap: 6px;
    row-gap: 6px;
  }

  .guided-mobile-layout .guided-composer-actions > * {
    max-width: 100%;
  }

  .guided-mobile-layout .guided-build-shell.build-surface-primary {
    width: 100%;
    overflow-x: hidden;
  }

  .guided-mobile-layout .guided-build-shell.build-surface-primary .guided-thread-shell {
    border-radius: 16px;
  }

  .guided-mobile-layout .guided-build-shell.build-surface-primary .guided-composer-dock {
    border-top: 1px solid rgba(228, 231, 236, 0.92);
    padding: 8px 8px 10px;
    overflow-x: hidden;
  }

  .guided-mobile-layout .guided-composer-footer {
    gap: 6px;
    align-items: flex-start;
  }

  .guided-mobile-layout .guided-composer-caption {
    font-size: 12px;
  }

  .guided-mobile-layout .guided-composer-panel .prompt-feedback-card,
  .guided-mobile-layout .guided-composer-panel .outcome-trust-banner,
  .guided-mobile-layout .guided-composer-panel .build-target-banner {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    margin-top: 6px;
  }

  .guided-mobile-layout .guided-thread-panel .transcript,
  .guided-mobile-layout .guided-composer-panel,
  .guided-mobile-layout .guided-composer-panel .field,
  .guided-mobile-layout .guided-thread-shell,
  .guided-mobile-layout .preview-primary-card.guided-preview-header-card,
  .guided-mobile-layout .preview-frame-device,
  .guided-mobile-layout .preview-frame-shell {
    max-width: 100%;
    overflow-x: hidden;
  }

  .guided-mobile-layout .preview-device-native-phone {
    width: 100%;
    justify-content: stretch;
    align-items: stretch;
  }

  .guided-mobile-layout .preview-device-native-phone .preview-frame-shell {
    width: 100%;
    max-width: none;
    margin: 0;
    border-radius: 0;
    border-left: 0;
    border-right: 0;
    box-shadow: none;
  }

.guided-mobile-layout .guided-composer-footer .mode-button,
.guided-mobile-layout .compact-meta-action,
.guided-mobile-layout .attachment-action-button {
    min-height: 32px;
    padding: 5px 10px;
    border-radius: 10px;
    font-size: 12px;
  }

  .guided-mobile-layout .guided-utility-actions {
    gap: 6px;
  }

  .guided-mobile-layout .attachment-action-button {
    gap: 5px;
  }

  .guided-mobile-layout .attachment-action-button svg {
    width: 14px;
    height: 14px;
  }

  .guided-mobile-layout .upload-selection-preview {
    width: 56px;
    height: 56px;
    border-radius: 12px;
  }

  .guided-mobile-layout .send-button,
  .guided-mobile-layout .compact-inline-icon {
    width: 34px;
    height: 34px;
    border-radius: 10px;
  }

  .guided-mobile-layout .transcript-follow-control {
    right: 10px;
    bottom: 10px;
  }
}

@media (max-width: 480px) {
  button {
    padding: 8px 12px;
  }

  input,
  select,
  textarea {
    padding: 10px 12px;
  }

  .badge {
    padding: 4px 8px;
    font-size: 11px;
  }

  .guided-mobile-layout .guided-mobile-surface-switch .mode-button {
    min-height: 30px;
    padding: 4px 8px;
    font-size: 12px;
  }

  .guided-mobile-layout .preview-route-bar input {
    min-height: 30px;
    padding: 5px 9px;
    border-radius: 10px;
  }

  .guided-mobile-layout .preview-go-button {
    min-height: 28px;
    padding: 3px 8px;
    border-radius: 9px;
    font-size: 12px;
  }

  .guided-mobile-layout .preview-route-bar .icon-button,
  .guided-mobile-layout .preview-device-locked-strip .icon-button {
    width: 28px;
    height: 28px;
    border-radius: 8px;
  }

  .guided-mobile-layout .preview-route-bar .icon-button svg,
  .guided-mobile-layout .preview-device-locked-strip .icon-button svg {
    width: 14px;
    height: 14px;
  }

  .guided-mobile-layout .preview-panel {
    padding: 4px 4px 8px;
  }

  .guided-mobile-layout .preview-frame-device {
    width: 100%;
    justify-content: center;
  }

  .guided-mobile-layout .preview-device-phone .preview-frame-shell {
    width: min(100%, calc(100vw - 8px));
    max-width: 410px;
    margin: 0 auto;
    border-radius: 12px;
  }

  .guided-mobile-layout .preview-device-native-phone .preview-frame-shell {
    width: 100%;
    max-width: none;
    margin: 0;
    border-radius: 0;
  }

  .guided-mobile-layout .guided-onboarding,
  .guided-mobile-layout .guided-composer-panel {
    padding: 12px;
    border-radius: 16px;
  }

  .guided-mobile-layout .guided-thread-shell {
    border-radius: 16px;
  }

  .guided-mobile-layout .preview-title-label {
    display: none;
  }
}

.auth-transition-shell {
  grid-template-columns: 1fr;
}

.auth-transition-main {
  min-height: 100vh;
  justify-content: center;
}

.auth-transition-card {
  max-width: 520px;
  margin: auto;
}