/* ==========================================================================
   247999.xyz product surfaces
   Application shell, notes workspace, paste tool, image tools, templates,
   share viewer, vault, settings, admin, and installer layouts.
   Requires assets/css/site.css for tokens and base components.
   ========================================================================== */

/* ============================================================ app shell */

.app-shell {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background: var(--paper);
}

.app-body {
  display: flex;
  flex: 1 1 auto;
  min-height: 0;
}

.app-sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  z-index: 50;
  display: flex;
  flex-direction: column;
  width: 268px;
  max-width: 84vw;
  padding: var(--space-5) var(--space-4);
  background: var(--ink-panel);
  color: var(--on-ink);
  overflow-y: auto;
}

.js .app-sidebar {
  transform: translateX(-100%);
  transition: transform 0.2s ease;
}

.js .app-sidebar[data-open="true"] {
  transform: translateX(0);
}

.app-sidebar__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

.app-sidebar .brand {
  color: var(--on-ink);
}

.app-sidebar .brand__name small {
  color: var(--on-ink-muted);
}

.app-nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.app-nav__label {
  margin: var(--space-5) var(--space-3) var(--space-2);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--on-ink-muted);
}

.app-nav a,
.app-nav button {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  width: 100%;
  min-height: 42px;
  padding: 0 var(--space-3);
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  color: var(--on-ink-muted);
  font: inherit;
  font-size: 15px;
  font-weight: 500;
  text-align: left;
  cursor: pointer;
}

.app-nav a:hover,
.app-nav button:hover {
  background: var(--surface-on-ink);
  color: var(--on-ink);
}

.app-nav a[aria-current="page"] {
  background: var(--lime);
  border-color: var(--lime);
  color: var(--ink-on-lime);
  font-weight: 600;
}

.app-nav .count {
  margin-left: auto;
  font-size: 12px;
  font-weight: 600;
  color: inherit;
  opacity: 0.7;
}

.app-sidebar__foot {
  margin-top: auto;
  padding-top: var(--space-5);
  border-top: 1px solid var(--line-on-ink);
}

.app-account {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2);
  font-size: 14px;
}

.app-account__avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  flex: none;
  background: var(--lime);
  border-radius: var(--radius-sm);
  color: var(--ink-on-lime);
  font-weight: 600;
}

.app-account__text {
  min-width: 0;
}

.app-account__text strong {
  display: block;
  color: var(--on-ink);
  font-size: 14px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.app-account__text span {
  display: block;
  font-size: 12px;
  color: var(--on-ink-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.app-main {
  display: flex;
  flex-direction: column;
  flex: 1 1 auto;
  min-width: 0;
  min-height: 100vh;
}

.app-topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-height: var(--header-height);
  padding: 0 var(--space-4);
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}

.app-topbar__search {
  flex: 1 1 auto;
  min-width: 0;
  max-width: 520px;
}

.app-topbar__title {
  min-width: 0;
  overflow: hidden;
  font-size: 19px;
  font-weight: 600;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.app-topbar__spacer {
  flex: 1 1 auto;
}

.app-content {
  flex: 1 1 auto;
  min-width: 0;
  padding: var(--space-5);
}

.app-scrim {
  position: fixed;
  inset: 0;
  z-index: 45;
  display: none;
  background: rgba(22, 25, 26, 0.4);
}

.js .app-scrim[data-open="true"] {
  display: block;
}

@media (min-width: 1024px) {
  .app-sidebar {
    position: sticky;
    top: 0;
    height: 100vh;
    transform: none;
    max-width: none;
  }

  .js .app-sidebar {
    transform: none;
  }

  .app-sidebar .sidebar-close,
  .app-topbar .sidebar-open {
    display: none;
  }
}

/* ========================================================== notes app */

.workspace {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: 1fr;
  align-items: start;
}

.workspace__list,
.workspace__editor {
  min-width: 0;
}

.workspace__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

/*
 * The notes workspace toggles the empty state, note count, delete control, and
 * unlock panel with the hidden attribute. site.css carries the application-wide
 * `[hidden] { display: none !important; }` override those toggles depend on.
 */

.review-banner {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5);
  background: var(--lime);
  border: 1px solid var(--lime-strong);
  border-radius: var(--radius-md);
  color: var(--ink-on-lime);
}

.review-banner__text strong {
  display: block;
  font-size: 16px;
  font-weight: 600;
}

.review-banner__text span {
  font-size: 14px;
  color: rgba(22, 25, 26, 0.74);
}

.review-banner__actions {
  display: flex;
  gap: var(--space-2);
}

.note-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.note-list__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}

.note-list__head h2 {
  font-size: 15px;
  font-weight: 600;
  color: var(--ink-muted);
}

.note-item {
  display: block;
  padding: var(--space-4) var(--space-5);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  color: var(--ink);
}

.note-item:hover {
  border-color: var(--line-strong);
  box-shadow: var(--shadow-xs);
}

.note-item[aria-current="true"] {
  border-color: var(--ink);
  box-shadow: var(--shadow-sm);
}

.note-item__head {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
}

.note-item__title {
  font-size: 15px;
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.note-item__meta {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-left: auto;
  font-size: 12px;
  color: var(--ink-faint);
  white-space: nowrap;
}

.note-item__preview {
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  font-size: 14px;
  color: var(--ink-muted);
}

.note-item__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-3);
}

.editor {
  display: flex;
  flex-direction: column;
  min-height: 420px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.editor__bar {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--line);
  flex-wrap: wrap;
}

.editor__bar-spacer {
  flex: 1 1 auto;
}

/* Narrow screens show one pane at a time, so the editor needs a way back. */
.editor__back {
  display: none;
}

.editor__body {
  display: flex;
  flex-direction: column;
  flex: 1 1 auto;
  gap: var(--space-4);
  padding: var(--space-5);
}

.editor__title {
  width: 100%;
  padding: 0;
  background: transparent;
  border: 0;
  color: var(--ink);
  font: inherit;
  font-size: 22px;
  font-weight: 600;
}

.editor__title::placeholder {
  color: var(--ink-faint);
}

.editor__canvas {
  flex: 1 1 auto;
  min-height: 220px;
  width: 100%;
  padding: 0;
  background: transparent;
  border: 0;
  color: var(--ink);
  font: inherit;
  font-size: 16px;
  font-weight: 500;
  resize: vertical;
}

.editor__canvas::placeholder {
  color: var(--ink-faint);
}

.editor__foot {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-4);
  border-top: 1px solid var(--line);
  font-size: 13px;
  color: var(--ink-faint);
}

.editor__foot-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.editor-locked {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  align-items: flex-start;
}

.editor-locked__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: var(--lime-tint);
  border: 1px solid var(--lime-wash);
  border-radius: var(--radius-sm);
  color: var(--ink);
}

@media (min-width: 1024px) {
  .workspace {
    grid-template-columns: 340px minmax(0, 1fr);
    gap: var(--space-6);
  }

  .note-list {
    max-height: calc(100vh - 180px);
    overflow-y: auto;
    padding-right: var(--space-2);
  }
}

@media (max-width: 1023px) {
  .workspace[data-mobile-view="editor"] .workspace__list {
    display: none;
  }

  .workspace:not([data-mobile-view="editor"]) .workspace__editor {
    display: none;
  }

  /*
   * A locked vault has nothing to show in the list, so the unlock panel is the
   * only pane. This holds even before the page script runs.
   */
  .workspace[data-vault-state="locked"] .workspace__list {
    display: none;
  }

  .workspace[data-vault-state="locked"] .workspace__editor {
    display: block;
  }

  /* The unlock form replaces the editor while the vault is locked. */
  .workspace[data-vault-state="locked"] .workspace__editor > .editor {
    display: none;
  }

  .editor__back {
    display: inline-flex;
  }

  /* Keep the inline unlock form as the only destination while locked. */
  .workspace[data-vault-state="locked"] .editor__back {
    display: none;
  }
}

/* ======================================================== state blocks */

.state-block {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  align-items: center;
  justify-content: center;
  padding: var(--space-9) var(--space-5);
  text-align: center;
  background: var(--surface);
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius-md);
}

.state-block__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: var(--lime-tint);
  border: 1px solid var(--lime-wash);
  border-radius: var(--radius-sm);
  color: var(--ink);
}

.state-block h2,
.state-block h3 {
  font-size: 18px;
}

.state-block p {
  max-width: 46ch;
  color: var(--ink-muted);
  font-size: 15px;
}

.state-block .btn-row {
  justify-content: center;
}

.state-block--error {
  border-style: solid;
  border-color: var(--danger-line);
  background: var(--danger-wash);
}

.state-block--error .state-block__icon {
  background: #ffffff;
  border-color: var(--danger-line);
  color: var(--danger);
}

.state-block--error p {
  color: var(--danger);
}

.skeleton {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-5);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.skeleton__line {
  height: 10px;
  border-radius: var(--radius-pill);
  background: var(--surface-muted);
  animation: skeleton-pulse 1.4s ease-in-out infinite;
}

.skeleton__line--40 {
  width: 40%;
}

.skeleton__line--70 {
  width: 70%;
}

.skeleton__line--90 {
  width: 90%;
}

@keyframes skeleton-pulse {
  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.45;
  }
}

.spinner {
  width: 18px;
  height: 18px;
  border: 2px solid var(--line-strong);
  border-top-color: var(--ink);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

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

/* ====================================================== tool surfaces */

.tool-layout {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: 1fr;
  align-items: start;
}

@media (min-width: 900px) {
  .tool-layout {
    grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.85fr);
  }
}

.privacy-strip {
  display: flex;
  gap: var(--space-3);
  align-items: center;
  margin-bottom: var(--space-5);
  padding: var(--space-4) var(--space-5);
  background: var(--lime-tint);
  border: 1px solid var(--lime-wash);
  border-radius: var(--radius-md);
}

.privacy-strip__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  flex: none;
  background: var(--lime);
  border-radius: var(--radius-sm);
  color: var(--ink-on-lime);
}

.privacy-strip strong,
.privacy-strip span {
  display: block;
}

.privacy-strip strong {
  color: var(--ink);
  font-size: 14px;
  font-weight: 650;
}

.privacy-strip div > span {
  margin-top: 1px;
  color: var(--ink-muted);
  font-size: 13px;
}

.paste-builder {
  display: grid;
  gap: var(--space-5);
  align-items: stretch;
}

@media (min-width: 900px) {
  .paste-builder {
    grid-template-columns: minmax(0, 1.45fr) minmax(300px, 0.75fr);
  }
}

.paste-editor__field,
.paste-editor__input {
  min-height: 0;
}

.paste-editor__field {
  display: flex;
  flex: 1 1 auto;
  flex-direction: column;
}

.paste-editor__input {
  flex: 1 1 auto;
  min-height: 340px;
  resize: vertical;
  font-family: var(--font-mono);
  line-height: 1.55;
}

.paste-options__actions {
  margin-top: auto;
}

.paste-result {
  margin-top: var(--space-5);
}

.tool-status {
  display: block;
  min-height: 1.5em;
  color: var(--ink-muted);
  font-size: 13px;
}

.tool-status[data-status="success"] {
  color: var(--success);
}

.tool-status[data-status="error"] {
  color: var(--danger);
}

.tool-panel {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  padding: var(--space-5);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.tool-panel__head {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: baseline;
  justify-content: space-between;
}

.tool-panel__head h2 {
  font-size: 17px;
}

.tool-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
  padding: var(--space-1);
  background: var(--surface-muted);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.tool-tabs [role="tab"] {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  min-height: 38px;
  padding: 0 var(--space-4);
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--radius-xs);
  color: var(--ink-muted);
  font: inherit;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}

.tool-tabs [role="tab"]:hover {
  color: var(--ink);
}

.tool-tabs [role="tab"][aria-selected="true"] {
  background: var(--surface);
  border-color: var(--line);
  color: var(--ink);
}

.segmented {
  display: inline-flex;
  padding: var(--space-1);
  background: var(--surface-muted);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.segmented button {
  min-height: 34px;
  padding: 0 var(--space-4);
  background: transparent;
  border: 0;
  border-radius: var(--radius-xs);
  color: var(--ink-muted);
  font: inherit;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}

.segmented button[aria-pressed="true"] {
  background: var(--surface);
  color: var(--ink);
  box-shadow: var(--shadow-xs);
}

.switch {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--line);
}

.switch:last-of-type {
  border-bottom: 0;
}

.switch__text {
  flex: 1 1 auto;
  min-width: 0;
}

.switch__text strong {
  display: block;
  font-size: 15px;
  font-weight: 600;
}

.switch__text span {
  display: block;
  margin-top: 2px;
  font-size: 13px;
  color: var(--ink-muted);
}

.switch input[type="checkbox"] {
  position: relative;
  flex: none;
  width: 44px;
  height: 26px;
  margin: 2px 0 0;
  appearance: none;
  background: var(--line-strong);
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: background-color 0.15s ease;
}

.switch input[type="checkbox"]::after {
  content: "";
  position: absolute;
  top: 3px;
  left: 3px;
  width: 20px;
  height: 20px;
  background: var(--toggle-knob);
  border-radius: 50%;
  box-shadow: var(--shadow-xs);
  transition: transform 0.15s ease;
}

.switch input[type="checkbox"]:checked {
  background: var(--lime-strong);
}

.switch input[type="checkbox"]:checked::after {
  transform: translateX(18px);
}

.dropzone {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  align-items: center;
  justify-content: center;
  padding: var(--space-9) var(--space-5);
  text-align: center;
  background: var(--lime-tint);
  border: 1px dashed var(--lime-strong);
  border-radius: var(--radius-md);
}

.dropzone[data-dragging="true"] {
  background: var(--lime-wash);
  border-color: var(--lime-deep);
}

.dropzone input[type="file"] {
  width: 100%;
  max-width: 420px;
  background: var(--surface);
}

.image-workspace {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.image-settings-panel {
  position: sticky;
  top: calc(var(--header-height) + var(--space-4));
}

@media (max-width: 899px) {
  .image-settings-panel {
    position: static;
  }
}

.dropzone__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  color: var(--ink);
}

.dropzone strong {
  font-size: 16px;
  font-weight: 600;
}

.dropzone p {
  max-width: 44ch;
  font-size: 14px;
  color: var(--ink-muted);
}

.preview-grid {
  display: grid;
  gap: var(--space-3);
  grid-template-columns: 1fr;
}

.preview-tile {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-3);
  background: var(--surface-muted);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.preview-tile__frame {
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 4 / 3;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-xs);
  color: var(--ink-faint);
  overflow: hidden;
}

.preview-tile__frame img,
.preview-tile__frame canvas {
  display: block;
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.preview-tile__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  font-size: 12px;
  color: var(--ink-muted);
}

@media (min-width: 620px) {
  .preview-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.result-box {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-5);
  background: var(--lime-tint);
  border: 1px solid var(--lime-wash);
  border-radius: var(--radius-md);
}

.result-box__head {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
  justify-content: space-between;
}

.link-field {
  display: flex;
  gap: var(--space-2);
  align-items: stretch;
}

.link-field .input {
  font-family: var(--font-mono);
  font-size: 13px;
}

.meta-grid {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .meta-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.meta-item {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
}

.meta-item svg {
  flex: none;
  margin-top: 3px;
  color: var(--lime-deep);
}

.meta-item strong {
  display: block;
  font-size: 14px;
  font-weight: 600;
}

.meta-item span {
  font-size: 13px;
  color: var(--ink-muted);
}

.tool-note {
  max-width: 68ch;
}

.tool-note h2 {
  margin-bottom: var(--space-4);
  font-size: 20px;
}

.tool-note h3 {
  margin-top: var(--space-6);
  margin-bottom: var(--space-2);
  font-size: 16px;
}

.tool-note > * + * {
  margin-top: var(--space-3);
}

.tool-note p,
.tool-note li {
  color: var(--ink-muted);
  font-size: 15px;
}

.faq {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.faq details {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.faq summary {
  padding: var(--space-4) var(--space-5);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
}

.faq details[open] summary {
  border-bottom: 1px solid var(--line);
}

.faq .faq__body {
  padding: var(--space-4) var(--space-5);
  color: var(--ink-muted);
  font-size: 15px;
}

/* ==================================================== template gallery */

.template-grid {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: 1fr;
}

.template-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  align-items: flex-start;
  min-width: 0;
  height: 100%;
  padding: var(--space-5);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.template-card:hover {
  border-color: var(--line-strong);
  box-shadow: var(--shadow-xs);
}

.template-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  flex: none;
  background: var(--lime-tint);
  border: 1px solid var(--lime-wash);
  border-radius: var(--radius-sm);
  color: var(--ink);
}

.template-card h3 {
  font-size: 16px;
}

.template-card p {
  margin-top: var(--space-1);
  font-size: 14px;
  color: var(--ink-muted);
}

.template-card .template-outline {
  width: 100%;
}

.template-card > .btn {
  margin-top: auto;
}

@media (min-width: 720px) {
  .template-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .template-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ======================================================= share viewer */

.share-page {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background: var(--paper);
}

.share-page__head {
  padding: var(--space-5) 0;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}

.share-page__body {
  flex: 1 1 auto;
  padding: var(--space-8) 0;
}

.share-unlock {
  max-width: 460px;
  margin: 0 auto;
}

.share-content {
  padding: var(--space-6);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.share-content__body {
  margin-top: var(--space-5);
  padding-top: var(--space-5);
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--ink);
  white-space: pre-wrap;
  word-break: break-word;
}

.share-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
  justify-content: space-between;
  margin-top: var(--space-5);
  padding-top: var(--space-4);
  border-top: 1px solid var(--line);
  font-size: 13px;
  color: var(--ink-muted);
}

.share-image-frame {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  background: var(--surface-muted);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.share-image-frame img {
  width: auto;
  max-height: 70vh;
  border-radius: var(--radius-xs);
}

.share-footnote {
  max-width: 560px;
  margin: var(--space-6) auto 0;
  font-size: 13px;
  color: var(--ink-muted);
  text-align: center;
}

/* ============================================================== vault */

.vault-steps {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin: 0 0 var(--space-6);
  padding: 0;
  list-style: none;
  counter-reset: vault;
}

.vault-steps li {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: var(--surface-muted);
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-muted);
}

.vault-steps li::before {
  counter-increment: vault;
  content: counter(vault);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  font-size: 11px;
}

.vault-steps li[aria-current="step"] {
  background: var(--lime);
  border-color: var(--lime-strong);
  color: var(--ink-on-lime);
}

.vault-steps li[aria-current="step"]::before {
  background: var(--ink-panel);
  border-color: var(--ink-panel);
  color: var(--on-ink);
}

.recovery-grid {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: 1fr;
}

@media (min-width: 720px) {
  .recovery-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.secret-block {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  background: var(--ink-panel);
  border-radius: var(--radius-sm);
  color: var(--on-ink);
}

.secret-block code {
  font-size: 14px;
  letter-spacing: 0.06em;
  word-break: break-all;
}

.secret-block .btn {
  background: var(--surface-on-ink);
  border-color: var(--line-on-ink);
  color: var(--on-ink);
}

.secret-block .btn:hover {
  background: rgba(255, 255, 255, 0.12);
}

.secret-list {
  display: grid;
  gap: var(--space-3);
  grid-template-columns: 1fr;
  margin: 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 640px) {
  .secret-list--two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.secret-list li {
  padding: var(--space-3) var(--space-4);
  background: var(--surface-muted);
  border: 1px solid var(--line);
  border-radius: var(--radius-xs);
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.04em;
  text-align: center;
  word-break: break-word;
}

/* ============================================== settings and security */

.settings-shell {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1fr;
  align-items: start;
}

@media (min-width: 900px) {
  .settings-shell {
    grid-template-columns: 224px minmax(0, 1fr);
  }
}

.settings-nav {
  display: flex;
  gap: var(--space-1);
  overflow-x: auto;
  padding: var(--space-1);
  background: var(--surface-muted);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.settings-nav a {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-xs);
  font-size: 14px;
  font-weight: 600;
  color: var(--ink-muted);
  white-space: nowrap;
}

.settings-nav a[aria-current="page"] {
  background: var(--surface);
  color: var(--ink);
  box-shadow: var(--shadow-xs);
}

@media (min-width: 900px) {
  .settings-nav {
    flex-direction: column;
    align-items: stretch;
    overflow: visible;
  }
}

.setting-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) 0;
  border-bottom: 1px solid var(--line);
}

.setting-row:first-child {
  padding-top: 0;
}

.setting-row:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.setting-row__text {
  min-width: 0;
  max-width: 56ch;
}

.setting-row__text strong {
  display: block;
  font-size: 15px;
  font-weight: 600;
}

.setting-row__text span {
  display: block;
  margin-top: 2px;
  font-size: 14px;
  color: var(--ink-muted);
}

.setting-row__control {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: center;
}

.session-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin: 0;
  padding: 0;
  list-style: none;
}

.session-item {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.session-item__meta {
  min-width: 0;
}

.session-item__meta strong {
  display: block;
  font-size: 15px;
  font-weight: 600;
}

.session-item__meta span {
  display: block;
  font-size: 13px;
  color: var(--ink-muted);
}

.session-item__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-2);
}

.danger-zone {
  padding: var(--space-5);
  background: var(--danger-wash);
  border: 1px solid var(--danger-line);
  border-radius: var(--radius-md);
}

.danger-zone h3 {
  font-size: 16px;
  color: var(--danger);
}

.danger-zone p {
  margin-top: var(--space-2);
  font-size: 14px;
  color: var(--danger);
}

.danger-zone .btn-row {
  margin-top: var(--space-4);
}

/* ====================================================== quotas / usage */

.allowance {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-4);
  background: var(--surface-on-ink);
  border: 1px solid var(--line-on-ink);
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: var(--on-ink-muted);
}

.allowance__bar {
  display: block;
  width: 100%;
  height: 6px;
  appearance: none;
  border: 0;
  background: transparent;
}

.allowance__bar::-webkit-progress-bar {
  background: rgba(255, 255, 255, 0.16);
  border-radius: var(--radius-pill);
}

.allowance__bar::-webkit-progress-value {
  background: var(--lime);
  border-radius: var(--radius-pill);
}

.allowance__bar::-moz-progress-bar {
  background: var(--lime);
  border-radius: var(--radius-pill);
}

.allowance--warning .allowance__bar::-webkit-progress-value {
  background: #e8b23c;
}

.allowance--warning .allowance__bar::-moz-progress-bar {
  background: #e8b23c;
}

/* ============================================================ admin */

.stat-grid {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: 1fr;
}

.stat-card {
  padding: var(--space-5);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.stat-card__label {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-muted);
}

.stat-card__value {
  display: block;
  margin-top: var(--space-2);
  font-size: 26px;
  font-weight: 600;
  line-height: 1.1;
}

.stat-card__hint {
  display: block;
  margin-top: var(--space-2);
  font-size: 13px;
  color: var(--ink-faint);
}

@media (min-width: 720px) {
  .stat-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .stat-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.admin-shell {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background: var(--paper);
}

.admin-topbar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  background: var(--ink-panel);
  color: var(--on-ink);
}

.admin-topbar__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: center;
}

.admin-topbar .brand {
  color: var(--on-ink);
}

.admin-topbar .brand__name small {
  color: var(--on-ink-muted);
}

.admin-nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
}

.admin-nav a {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  color: var(--on-ink-muted);
}

.admin-nav a:hover {
  background: var(--surface-on-ink);
  color: var(--on-ink);
}

.admin-nav a[aria-current="page"] {
  background: var(--lime);
  color: var(--ink-on-lime);
}

.admin-content {
  flex: 1 1 auto;
  padding: var(--space-6) 0 var(--space-9);
}

/* ========================================================= installer */

.install-shell {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background: var(--paper);
}

.install-head {
  padding: var(--space-5) 0;
  background: var(--ink-panel);
  color: var(--on-ink);
}

.install-head__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
}

.install-head__inner {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  align-items: center;
  justify-content: space-between;
}

.install-head .brand {
  color: var(--on-ink);
}

.install-head .brand__name small {
  color: var(--on-ink-muted);
}

.install-head__meta {
  font-size: 13px;
  color: var(--on-ink-muted);
}

.install-body {
  flex: 1 1 auto;
  padding: var(--space-8) 0 var(--space-10);
}

.install-steps {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin: 0 0 var(--space-7);
  padding: 0;
  list-style: none;
  counter-reset: install;
}

.install-steps li {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-muted);
}

.install-steps li::before {
  counter-increment: install;
  content: counter(install);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  background: var(--surface-muted);
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  font-size: 11px;
}

.install-steps li[aria-current="step"] {
  background: var(--lime);
  border-color: var(--lime-strong);
  color: var(--ink-on-lime);
}

.install-card {
  padding: var(--space-7);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.install-card + .install-card {
  margin-top: var(--space-5);
}

.install-card > h2 {
  font-size: 20px;
}

.install-card > p {
  margin-top: var(--space-3);
  font-size: 15px;
  color: var(--ink-muted);
}

.install-foot {
  margin-top: var(--space-7);
  font-size: 13px;
  color: var(--ink-faint);
  text-align: center;
}

.check-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin: var(--space-5) 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
  font-size: 14px;
  color: var(--ink-muted);
}

.check-list svg {
  flex: none;
  margin-top: 2px;
  color: var(--success);
}

/* --------------------------------------------------- small screen rules */

@media (max-width: 480px) {
  .app-content {
    padding: var(--space-4) var(--space-3);
  }

  .review-banner {
    flex-direction: column;
    align-items: stretch;
  }

  .review-banner__actions .btn {
    flex: 1 1 auto;
  }

  .session-item,
  .setting-row {
    flex-direction: column;
    align-items: stretch;
  }

  .link-field {
    flex-direction: column;
  }

  .install-card {
    padding: var(--space-5);
  }

  .secret-block {
    flex-direction: column;
    align-items: stretch;
  }
}