:root {
  color-scheme: light;
  font-family: "Noto Sans", "Inter", system-ui, sans-serif;
  --app-gap-xs: 0.3rem;
  --app-gap-sm: 0.5rem;
  --app-gap-md: 0.8rem;
  --app-gap-lg: 1.2rem;
  --app-radius-sm: 6px;
  --app-radius-md: 12px;
  --app-radius-lg: 16px;
  --app-shadow: 0 14px 30px rgba(16, 16, 16, 0.08);
  --app-border: #e2e2e2;
  --app-bg: #f6f6f3;
  --app-surface: #ffffff;
  --app-text: #1b1f22;
  --app-muted: #5b6168;
  --app-accent: #1f2a2e;
  --app-accent-contrast: #ffffff;
  --app-danger: #c23a3a;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --app-border: #2b2f36;
  --app-bg: #0f1115;
  --app-surface: #161a21;
  --app-text: #f5f7fa;
  --app-muted: #9aa3ad;
  --app-accent: #5dd6b3;
  --app-accent-contrast: #0a1112;
  --app-danger: #ff7b7b;
  --app-shadow: 0 14px 30px rgba(0, 0, 0, 0.4);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--app-bg);
  color: var(--app-text);
}

.app-surface {
  background: var(--app-surface);
  border: 1px solid var(--app-border);
  border-radius: var(--app-radius-md);
  box-shadow: var(--app-shadow);
  color: var(--app-text);
}

.app-muted {
  color: var(--app-muted);
}

.title,
.subtitle,
.label {
  color: var(--app-text);
}

.input,
.textarea,
.select select {
  background: var(--app-surface);
  border-color: var(--app-border);
  color: var(--app-text);
}

.input::placeholder,
.textarea::placeholder {
  color: var(--app-muted);
}

.input[disabled],
.textarea[disabled],
.select select[disabled] {
  background: color-mix(in srgb, var(--app-surface) 65%, var(--app-bg));
  border-color: var(--app-border);
  color: var(--app-muted);
  opacity: 1;
}

.box {
  background: var(--app-surface);
  color: var(--app-text);
  border-color: var(--app-border);
}

.modal-card-head,
.modal-card-body,
.modal-card-foot {
  background: var(--app-surface);
  color: var(--app-text);
  border-color: var(--app-border);
}

.modal-card {
  background: var(--app-surface);
  color: var(--app-text);
  border: 1px solid var(--app-border);
  border-radius: var(--app-radius-md);
  box-shadow: var(--app-shadow);
}

.modal-card-title {
  color: var(--app-text);
}

.modal-card-head .delete::before,
.modal-card-head .delete::after {
  background: var(--app-text);
}

.tabs.is-toggle li a {
  background: var(--app-surface);
  border-color: var(--app-border);
  color: var(--app-text);
}

.tabs.is-toggle li a:hover {
  background: color-mix(in srgb, var(--app-accent) 12%, var(--app-surface));
  color: var(--app-text);
}

.tabs.is-toggle li.is-active a {
  background: var(--app-accent);
  border-color: var(--app-accent);
  color: var(--app-accent-contrast);
}

.input:focus,
.textarea:focus,
.select select:focus {
  border-color: var(--app-accent);
  box-shadow: 0 0 0 0.125em color-mix(in srgb, var(--app-accent) 35%, transparent);
}

.help {
  color: var(--app-muted);
}

.notification.is-light {
  background: color-mix(in srgb, var(--app-danger) 15%, var(--app-surface));
  color: var(--app-text);
}

@media screen and (max-width: 768px) {
  .modal {
    padding: 1.5rem;
  }

  .modal-card {
    width: 100%;
    max-width: none;
    margin: 0;
  }
}

.navbar.app-surface {
  border-radius: 0;
  box-shadow: none;
  border-bottom: 1px solid var(--app-border);
}

.navbar.app-surface .navbar-item,
.navbar.app-surface .navbar-link {
  color: var(--app-text);
}

.navbar.app-surface .navbar-burger {
  color: var(--app-text);
}

.navbar.app-surface .navbar-burger:hover {
  background: color-mix(in srgb, var(--app-accent) 12%, transparent);
}

.navbar.app-surface .navbar-menu {
  background: var(--app-surface);
  border-top: 1px solid var(--app-border);
}

.app-nav-actions {
  display: inline-flex;
  gap: var(--app-gap-sm);
  align-items: center;
  flex-wrap: nowrap;
}

.app-nav-actions .button {
  white-space: nowrap;
}

.app-nav-actions .app-icon-button {
  flex: 0 0 auto;
}

.navbar.app-surface .navbar-item:hover,
.navbar.app-surface .navbar-link:hover,
.navbar.app-surface .navbar-item.is-active,
.navbar.app-surface .navbar-link.is-active,
.navbar.app-surface .navbar-item.has-dropdown.is-active .navbar-link {
  background: color-mix(in srgb, var(--app-accent) 12%, transparent);
  color: var(--app-text);
}

.menu-label {
  color: var(--app-muted);
  letter-spacing: 0.08em;
  font-size: 0.75rem;
}

.menu-list a {
  border-radius: var(--app-radius-sm);
  color: var(--app-text);
}

.menu-list a.is-active {
  background: color-mix(in srgb, var(--app-accent) 12%, transparent);
  color: var(--app-text);
}

.navbar-dropdown {
  background: var(--app-surface);
  border: 1px solid var(--app-border);
  box-shadow: var(--app-shadow);
}

.navbar-divider {
  background: var(--app-border);
}

.navbar-dropdown .navbar-item {
  color: var(--app-text);
}

.navbar-dropdown .navbar-item:hover {
  background: color-mix(in srgb, var(--app-accent) 12%, transparent);
}

.app-mobile-drawer {
  display: none;
}

@media screen and (max-width: 1023px) {
  body.app-mobile-drawer-open {
    overflow: hidden;
  }

  .navbar.app-surface {
    position: sticky;
    top: 0;
    z-index: 40;
  }

  .navbar.app-surface .navbar-menu {
    display: none !important;
  }

  .app-sidebar-column {
    display: none;
  }

  .app-mobile-drawer {
    display: block;
    position: fixed;
    inset: 0;
    z-index: 60;
    pointer-events: none;
  }

  .app-mobile-drawer.is-open {
    pointer-events: auto;
  }

  .app-mobile-drawer-backdrop {
    position: absolute;
    inset: 0;
    border: 0;
    padding: 0;
    background: rgb(15 23 42 / 0.42);
    opacity: 0;
    transition: opacity 180ms ease;
  }

  .app-mobile-drawer-panel {
    position: absolute;
    top: 0;
    right: 0;
    display: flex;
    flex-direction: column;
    width: min(24rem, 88vw);
    height: 100%;
    border-radius: 0;
    border-left: 1px solid var(--app-border);
    box-shadow: var(--app-shadow);
    transform: translateX(100%);
    transition: transform 220ms ease;
    overflow-y: auto;
  }

  .app-mobile-drawer.is-open .app-mobile-drawer-backdrop {
    opacity: 1;
  }

  .app-mobile-drawer.is-open .app-mobile-drawer-panel {
    transform: translateX(0);
  }

  .app-mobile-drawer-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem;
    border-bottom: 1px solid var(--app-border);
  }

  .app-mobile-drawer-close {
    flex-shrink: 0;
    margin-top: 0.2rem;
  }

  .app-mobile-drawer-header-actions {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    flex-shrink: 0;
  }

  .app-mobile-drawer-eyebrow {
    margin: 0 0 0.25rem;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--app-muted);
  }

  .app-mobile-drawer-body {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    padding: 1rem;
  }

  .app-mobile-drawer-top-action {
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
  }

  .app-mobile-accordion-section {
    border: 1px solid var(--app-border);
    border-radius: var(--app-radius-md);
    background: color-mix(in srgb, var(--app-surface) 92%, var(--app-accent) 8%);
    overflow: hidden;
  }

  .app-mobile-accordion-toggle {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.9rem 1rem;
    border: 0;
    background: transparent;
    color: var(--app-text);
    font: inherit;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
  }

  .app-mobile-accordion-toggle::after {
    content: "+";
    font-size: 1.15rem;
    line-height: 1;
    color: var(--app-muted);
  }

  .app-mobile-accordion-section.is-open .app-mobile-accordion-toggle::after {
    content: "-";
  }

  .app-mobile-accordion-panel {
    display: none;
    border-top: 1px solid var(--app-border);
  }

  .app-mobile-accordion-section.is-open .app-mobile-accordion-panel {
    display: block;
  }

  .app-mobile-action-list {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    padding: 0.5rem;
  }

  .app-mobile-action-link,
  .app-mobile-nav-link,
  .app-mobile-nav-sublink {
    display: block;
    width: 100%;
    padding: 0.8rem 0.9rem;
    border-radius: var(--app-radius-sm);
    color: var(--app-text);
  }

  .app-mobile-action-link:hover,
  .app-mobile-nav-link:hover,
  .app-mobile-nav-sublink:hover,
  .app-mobile-action-link.is-active,
  .app-mobile-nav-link.is-active,
  .app-mobile-nav-sublink.is-active {
    background: color-mix(in srgb, var(--app-accent) 14%, transparent);
    color: var(--app-text);
  }

  .app-mobile-empty {
    padding: 0.9rem;
    font-size: 0.875rem;
  }

  .app-mobile-nav-list {
    padding: 0.5rem;
  }

  .app-mobile-nav-item + .app-mobile-nav-item {
    margin-top: 0.35rem;
  }

  .app-mobile-nav-row {
    display: flex;
    align-items: stretch;
    gap: 0.45rem;
  }

  .app-mobile-nav-row .app-mobile-nav-link {
    flex: 1;
  }

  .app-mobile-nav-disclosure {
    width: 2.9rem;
    min-width: 2.9rem;
    border: 0;
    border-radius: var(--app-radius-sm);
    background: color-mix(in srgb, var(--app-accent) 10%, transparent);
    color: var(--app-text);
    font-size: 1.2rem;
    line-height: 1;
    cursor: pointer;
  }

  .app-mobile-nav-submenu {
    display: none;
    margin-top: 0.45rem;
    margin-left: 0.8rem;
    padding-left: 0.55rem;
    border-left: 1px solid var(--app-border);
  }

  .app-mobile-nav-item.is-open > .app-mobile-nav-submenu {
    display: block;
  }

  .app-mobile-nav-submenu li + li {
    margin-top: 0.25rem;
  }

  .app-mobile-system-pages {
    padding-top: 0;
    margin-top: 0.1rem;
  }

  .app-mobile-drawer-footer {
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
    padding-top: 0.35rem;
  }

  .app-mobile-drawer-footer .button {
    min-height: 2.9rem;
  }

  .app-mobile-builder-button {
    width: 100%;
    justify-content: center;
    border-color: transparent;
  }

  .app-mobile-drawer-footer-row {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.7rem;
  }

  .app-mobile-drawer-footer-row .button {
    justify-content: center;
  }
}

.button.app-button {
  border-radius: var(--app-radius-md);
  font-weight: 600;
  padding: 0.55rem 1.1rem;
  border: 1px solid transparent;
}

.button.app-primary {
  background: var(--app-accent);
  color: var(--app-accent-contrast);
}

.button.app-ghost {
  background: transparent;
  border-color: var(--app-border);
  color: var(--app-text);
}

.button.app-danger {
  background: transparent;
  border-color: var(--app-danger);
  color: var(--app-danger);
}

.app-view-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--app-gap-sm);
}

.app-view-actions {
  display: flex;
  gap: var(--app-gap-xs);
}

.app-doc-meta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.35rem;
  padding: 0.2rem 0.5rem 0.2rem 0.6rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--app-accent) 35%, transparent);
  background: color-mix(in srgb, var(--app-accent) 12%, transparent);
  font-size: 0.8rem;
}

.app-doc-meta-label {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--app-muted, #6b7280);
  font-weight: 600;
}

.app-doc-meta-value {
  font-size: 0.78rem;
  padding: 0.1rem 0.35rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--app-accent) 22%, transparent);
  color: var(--app-text);
}

.app-doc-meta-copy {
  border: none;
  background: transparent;
  color: var(--app-accent);
  width: 26px;
  height: 26px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  cursor: pointer;
  transition: transform 0.12s ease, background 0.12s ease, color 0.12s ease;
}

.app-doc-meta-copy:hover {
  background: color-mix(in srgb, var(--app-accent) 20%, transparent);
}

.app-doc-meta-copy.is-copied {
  color: #1f7a5a;
}

.app-doc-meta-copy.is-error {
  color: var(--app-danger);
}
}

.app-icon-button {
  width: 36px;
  height: 36px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.app-panel {
  padding: var(--app-gap-lg) 0 0;
  background: var(--app-surface);
}

.app-panel-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--app-gap-sm);
  margin-bottom: var(--app-gap-sm);
}

.app-module {
  background: color-mix(in srgb, var(--app-surface) 92%, var(--app-bg));
  display: grid;
  gap: var(--app-gap-sm);
}

.app-module-header {
  display: flex;
  flex-direction: column;
  gap: var(--app-gap-xs);
}

.app-module-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--app-gap-xs);
}

.app-module-settings-button {
  flex-shrink: 0;
}

.app-module-title {
  font-weight: 600;
}

.app-module-meta {
  color: var(--app-muted);
  font-size: 0.85rem;
}

.app-module-body {
  display: grid;
  gap: var(--app-gap-sm);
}

.app-module-note {
  border: 1px dashed color-mix(in srgb, var(--app-border) 80%, var(--app-accent));
  border-radius: var(--app-radius-sm);
  padding: var(--app-gap-sm);
  background: color-mix(in srgb, var(--app-surface) 88%, var(--app-accent) 12%);
  display: grid;
  gap: var(--app-gap-xs);
}

.app-module-note strong {
  font-weight: 600;
  color: var(--app-text);
}

.app-module-preview {
  border: 1px solid var(--app-border);
  border-radius: var(--app-radius-sm);
  padding: var(--app-gap-sm);
  background: var(--app-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 120px;
  text-align: center;
}

.app-module-preview img {
  max-height: 120px;
  max-width: 180px;
  height: auto;
  border-radius: var(--app-radius-sm);
}

.app-gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: var(--app-gap-sm);
}

.app-gallery-item {
  border: 1px solid var(--app-border);
  border-radius: var(--app-radius-sm);
  padding: var(--app-gap-xs);
  background: var(--app-surface);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.app-gallery-item img {
  max-width: 100%;
  max-height: 100px;
  height: auto;
  border-radius: var(--app-radius-sm);
}

.app-gallery-item.is-selected {
  border-color: var(--app-accent);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--app-accent) 35%, transparent);
}

.app-gallery-modal .modal-card-body {
  display: flex;
  justify-content: center;
  align-items: center;
}

.app-gallery-modal-body img {
  max-width: 100%;
  max-height: 60vh;
  height: auto;
  border-radius: var(--app-radius-sm);
}

.app-module-list {
  display: grid;
  gap: var(--app-gap-sm);
}

.app-module-picker {
  display: grid;
  gap: var(--app-gap-xs);
}

.app-module-option {
  display: flex;
  align-items: center;
  gap: var(--app-gap-xs);
  padding: var(--app-gap-xs);
  border: 1px solid var(--app-border);
  border-radius: var(--app-radius-sm);
  background: var(--app-surface);
}

.app-module-option-label {
  font-weight: 600;
}

.app-module-option-meta {
  color: var(--app-muted);
  font-size: 0.8rem;
}

.app-module-row {
  border: 1px solid var(--app-border);
  border-radius: var(--app-radius-sm);
  padding: var(--app-gap-sm);
  background: var(--app-surface);
  display: grid;
  gap: var(--app-gap-xs);
}

.app-module-row-title {
  font-weight: 600;
}

.app-module-row-meta {
  color: var(--app-muted);
  font-size: 0.85rem;
}

.app-module-settings-surface {
  border: 1px solid var(--app-border);
  border-radius: var(--app-radius-md);
  padding: var(--app-gap-md);
  background: var(--app-surface);
}

.app-module-settings-form {
  display: grid;
  gap: var(--app-gap-md);
}

.app-module-settings-group {
  border: 1px dashed color-mix(in srgb, var(--app-border) 80%, transparent);
  border-radius: var(--app-radius-sm);
  padding: var(--app-gap-sm);
  background: color-mix(in srgb, var(--app-bg) 65%, var(--app-surface));
}

.app-module-settings-title {
  font-weight: 600;
  color: var(--app-text);
  font-size: 0.9rem;
}

.app-code-block {
  background: var(--app-surface);
  border: 1px solid var(--app-border);
  border-radius: var(--app-radius-sm);
  padding: var(--app-gap-md);
  color: var(--app-text);
  white-space: pre-wrap;
  word-break: break-word;
}

.app-log-summary {
  display: flex;
  flex-wrap: wrap;
  gap: var(--app-gap-md);
  margin-bottom: var(--app-gap-md);
}

.app-log-summary-item {
  background: color-mix(in srgb, var(--app-accent) 8%, var(--app-surface));
  border: 1px solid var(--app-border);
  border-radius: var(--app-radius-sm);
  padding: 0.35rem 0.6rem;
  font-size: 0.85rem;
}

.app-log-list {
  display: flex;
  flex-direction: column;
  gap: var(--app-gap-md);
}

.app-log-item {
  border: 1px solid var(--app-border);
  border-radius: var(--app-radius-md);
  padding: var(--app-gap-md);
  background: var(--app-surface);
  box-shadow: var(--app-shadow);
}

.app-log-header {
  display: flex;
  justify-content: space-between;
  gap: var(--app-gap-md);
  align-items: baseline;
}

.app-log-title {
  font-weight: 600;
}

.app-log-message {
  margin-top: 0.35rem;
  margin-bottom: 0.35rem;
  color: var(--app-text);
}

.app-log-meta {
  font-size: 0.8rem;
  color: var(--app-muted);
}

.app-log-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--app-gap-sm);
  align-items: flex-end;
}

.json-editor {
  display: grid;
  gap: var(--app-gap-sm);
}

.json-node {
  border: 1px solid var(--app-border);
  border-radius: var(--app-radius-sm);
  padding: var(--app-gap-sm);
  background: color-mix(in srgb, var(--app-surface) 92%, var(--app-bg));
  position: relative;
}

.json-summary {
  font-weight: 600;
}

.json-children {
  display: grid;
  gap: var(--app-gap-sm);
  margin-top: var(--app-gap-sm);
}

.json-row {
  display: grid;
  grid-template-columns: minmax(120px, 180px) 1fr 110px;
  gap: var(--app-gap-sm);
  align-items: center;
}

.json-key {
  font-weight: 600;
}

.json-actions {
  display: flex;
  justify-content: flex-end;
}

.json-remove {
  padding: 0.25rem 0.7rem;
}

.json-remove-inline {
  position: absolute;
  top: var(--app-gap-sm);
  right: var(--app-gap-sm);
}

.json-add {
  display: flex;
  gap: var(--app-gap-sm);
  align-items: center;
}

@media (max-width: 980px) {
  .json-row {
    grid-template-columns: 1fr;
  }
}

.app-conversation-list {
  display: grid;
  gap: var(--app-gap-xs);
}

.app-conversation-item {
  display: grid;
  gap: 0.2rem;
  text-align: left;
  width: 100%;
  height: auto;
  justify-content: flex-start;
  border: 1px solid var(--app-border);
  border-radius: var(--app-radius-sm);
  padding: var(--app-gap-xs) var(--app-gap-sm);
  background: var(--app-surface);
  color: var(--app-text);
  cursor: pointer;
  white-space: normal;
}

.app-conversation-item.is-active {
  background: color-mix(in srgb, var(--app-accent) 12%, var(--app-surface));
  border-color: color-mix(in srgb, var(--app-accent) 45%, var(--app-border));
}

.app-conversation-title {
  font-weight: 600;
}

.app-conversation-meta {
  color: var(--app-muted);
  font-size: 0.8rem;
}

.app-chat {
  display: flex;
  flex-direction: column;
  gap: var(--app-gap-sm);
  min-height: 420px;
  height: 100%;
  flex: 1;
  max-height: 70vh;
}

.app-chat-header {
  border-bottom: 1px solid var(--app-border);
  padding-bottom: var(--app-gap-sm);
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--app-gap-sm);
}

.app-chat-title {
  font-weight: 600;
}

.app-chat-meta {
  font-size: 0.85rem;
}

.app-chat-scroll {
  position: relative;
  flex: 1;
  overflow: auto;
  max-height: 100%;
  padding-right: var(--app-gap-xs);
}

.app-chat-messages {
  display: grid;
  gap: var(--app-gap-sm);
}

.app-chat-message {
  border: 1px solid var(--app-border);
  border-radius: var(--app-radius-sm);
  padding: var(--app-gap-sm);
  background: color-mix(in srgb, var(--app-surface) 92%, var(--app-bg));
  position: relative;
}

.app-chat-message.is-user {
  border-color: color-mix(in srgb, var(--app-accent) 35%, var(--app-border));
}

.app-chat-message-role {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--app-muted);
  margin-bottom: 0.25rem;
}

.app-chat-message.is-selected {
  border-color: color-mix(in srgb, var(--app-accent) 55%, var(--app-border));
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--app-accent) 25%, transparent);
}

.app-chat-message-actions {
  position: absolute;
  top: var(--app-gap-xs);
  right: var(--app-gap-xs);
  display: flex;
  gap: 0.35rem;
  opacity: 0;
  transition: opacity 120ms ease;
}

.app-chat-message:hover .app-chat-message-actions,
.app-chat-message.is-selected .app-chat-message-actions {
  opacity: 1;
}

.app-chat-action {
  width: 28px;
  height: 28px;
  padding: 0;
  border-radius: 999px;
  border: 1px solid var(--app-border);
  background: color-mix(in srgb, var(--app-surface) 85%, transparent);
  color: var(--app-text);
  opacity: 0.7;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: opacity 120ms ease, border-color 120ms ease, transform 120ms ease;
}

.app-chat-action:hover {
  opacity: 1;
  border-color: color-mix(in srgb, var(--app-accent) 40%, var(--app-border));
  transform: translateY(-1px);
}

.app-chat-action.is-active {
  border-color: color-mix(in srgb, var(--app-accent) 60%, var(--app-border));
  color: var(--app-accent);
  opacity: 1;
}

.app-chat-message-content {
  white-space: pre-wrap;
}

.app-chat-progress {
  border: 1px dashed color-mix(in srgb, var(--app-accent) 45%, var(--app-border));
  border-radius: var(--app-radius-sm);
  padding: var(--app-gap-sm);
  background: color-mix(in srgb, var(--app-accent) 8%, var(--app-surface));
  display: grid;
  gap: 0.45rem;
}

.app-chat-progress-title {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--app-muted);
}

.app-chat-progress-status {
  font-weight: 600;
}

.app-chat-progress-items {
  display: grid;
  gap: 0.35rem;
}

.app-chat-progress-item {
  color: var(--app-muted);
  font-size: 0.9rem;
}

.app-chat-input {
  border-top: 1px solid var(--app-border);
  padding-top: var(--app-gap-sm);
}

.app-chat-layout {
  height: 100%;
}

.app-chat-actions {
  display: flex;
  align-items: center;
  gap: var(--app-gap-xs);
}

.app-chat-actions .select select {
  min-width: 200px;
}

.app-chat-jump {
  position: absolute;
  right: var(--app-gap-sm);
  bottom: var(--app-gap-sm);
  opacity: 0;
  pointer-events: none;
  transform: translateY(6px);
  transition: opacity 160ms ease, transform 160ms ease;
}

.app-chat-jump.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.app-creations-shell {
  display: grid;
  gap: 1.5rem;
}

.app-creations-hero {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1.5rem;
  padding: 1.5rem;
  background:
    radial-gradient(circle at top right, color-mix(in srgb, var(--app-accent) 18%, transparent), transparent 38%),
    linear-gradient(135deg, color-mix(in srgb, var(--app-surface) 92%, var(--app-bg)), var(--app-surface));
}

.app-creations-kicker {
  margin: 0 0 0.35rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.72rem;
  color: var(--app-muted);
}

.app-creations-subtitle {
  max-width: 48rem;
  margin: 0.35rem 0 0;
}

.app-creations-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(120px, 1fr));
  gap: 0.85rem;
  min-width: min(100%, 16rem);
}

.app-creations-stats > div {
  border: 1px solid color-mix(in srgb, var(--app-border) 72%, transparent);
  border-radius: calc(var(--app-radius-md) - 4px);
  padding: 0.85rem 1rem;
  background: color-mix(in srgb, var(--app-surface) 85%, transparent);
}

.app-creations-stat-value {
  display: block;
  font-size: 1.35rem;
  font-weight: 700;
}

.app-creations-stat-label {
  display: block;
  margin-top: 0.15rem;
  font-size: 0.8rem;
  color: var(--app-muted);
}

.app-creations-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.app-creations-note {
  margin: 0;
  max-width: 32rem;
}

.app-creation-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
}

.app-creation-card {
  overflow: hidden;
  display: grid;
  gap: 1rem;
  padding: 0;
}

.app-creation-preview {
  position: relative;
  aspect-ratio: 16 / 10;
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--app-accent) 20%, var(--app-surface)), var(--app-surface)),
    linear-gradient(180deg, color-mix(in srgb, var(--app-bg) 84%, transparent), transparent);
  overflow: hidden;
}

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

.app-creation-preview-glow {
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, transparent 20%, rgba(255, 255, 255, 0.42) 50%, transparent 80%);
  transform: translateX(-100%);
}

.app-creation-preview.is-loading .app-creation-preview-glow {
  animation: creation-shimmer 1.8s infinite;
}

.app-creation-preview.is-error::after {
  content: "Preview unavailable";
  position: absolute;
  inset: auto 1rem 1rem 1rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 0.4rem 0.75rem;
  background: color-mix(in srgb, var(--app-danger) 18%, var(--app-surface));
  color: var(--app-text);
  font-size: 0.8rem;
}

.app-creation-copy {
  padding: 0 1rem;
}

.app-creation-copy-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.app-creation-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.6rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--app-accent) 16%, var(--app-surface));
  color: var(--app-text);
  font-size: 0.78rem;
  font-weight: 600;
}

.app-creation-date {
  font-size: 0.82rem;
  color: var(--app-muted);
}

.app-creation-title {
  margin: 0.85rem 0 0.9rem;
  font-size: 1rem;
  font-weight: 700;
}

.app-creation-paths {
  display: grid;
  gap: 0.8rem;
}

.app-creation-label {
  display: block;
  margin-bottom: 0.25rem;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--app-muted);
}

.app-creation-paths code {
  display: block;
  padding: 0.55rem 0.65rem;
  border-radius: calc(var(--app-radius-md) - 6px);
  background: color-mix(in srgb, var(--app-bg) 75%, var(--app-surface));
  color: var(--app-text);
  word-break: break-word;
  white-space: normal;
}

.app-creation-actions {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
  padding: 0 1rem 1rem;
}

.app-creation-actions .button {
  width: 100%;
}

.app-creation-empty {
  padding: 2rem;
  text-align: center;
}

@keyframes creation-shimmer {
  from {
    transform: translateX(-100%);
  }
  to {
    transform: translateX(100%);
  }
}

@media (max-width: 900px) {
  .app-creations-hero {
    flex-direction: column;
  }

  .app-creations-stats {
    width: 100%;
  }
}

@media (max-width: 640px) {
  .app-creation-actions {
    grid-template-columns: 1fr;
  }
}

body.app-build-mode .section > .container > .columns > aside {
  display: none;
}

body.app-build-mode .section > .container > .columns > .column {
  width: 100%;
}

.app-build-shell {
  display: flex;
  flex-direction: column;
  gap: var(--app-gap-lg);
}

.app-build-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--app-gap-lg);
  flex-wrap: wrap;
}

.app-build-kicker {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.7rem;
}

.app-build-subtitle {
  margin-top: 0.35rem;
}

.app-build-tabs {
  margin-bottom: 0;
}

.app-build-body {
  display: block;
}

.app-build-panel {
  display: none;
}

.app-build-panel.is-active {
  display: block;
}

.app-build-preview {
  border: 1px solid var(--app-border);
  border-radius: var(--app-radius-md);
  overflow: hidden;
  background: var(--app-surface);
  min-height: 65vh;
}

.app-build-preview-frame {
  min-height: 65vh;
}

.app-build-preview-frame.is-hidden {
  display: none;
}

.app-build-preview iframe {
  width: 100%;
  height: 65vh;
  border: 0;
}

.app-build-preview-loading {
  min-height: 65vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--app-gap-md);
  text-align: center;
  padding: var(--app-gap-lg);
}

.app-build-preview-copy {
  max-width: 640px;
}

.app-build-preview-title {
  font-weight: 600;
  margin-bottom: 0.4rem;
}

.app-build-preview-reasoning {
  color: var(--app-muted);
}

.app-build-spinner {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 3px solid color-mix(in srgb, var(--app-accent) 20%, transparent);
  border-top-color: var(--app-accent);
  animation: app-build-spin 1s linear infinite;
}

@keyframes app-build-spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@media (max-width: 1023px) {
  body.app-build-mode .section > .container > .columns {
    flex-direction: column;
  }
}

.app-notifications {
  position: fixed;
  top: var(--app-gap-lg);
  right: var(--app-gap-lg);
  z-index: 50;
  width: min(360px, 90vw);
}

.app-toast {
  background: var(--app-surface);
  border: 1px solid var(--app-border);
  color: var(--app-text);
  box-shadow: var(--app-shadow);
  border-radius: var(--app-radius-md);
  font-size: 0.85rem;
  padding: 0.35rem 0.6rem;
  transform: translateY(0);
  opacity: 1;
  transition: opacity 0.18s ease, transform 0.18s ease;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.app-notifications.app-toast-hide .app-toast {
  opacity: 0;
  transform: translateY(-6px);
}

.app-toast-success {
  border-left: 4px solid var(--app-accent);
}

.app-toast-error {
  border-left: 4px solid var(--app-danger);
}