/* Native controls and the same paper/ink surfaces as the conversation shell. */
.browser-viewer { display: flex; flex-direction: column; min-width: 0; min-height: 0; overflow: hidden; background: var(--panel); color: var(--text); border: 1px solid var(--line); border-radius: var(--radius); container-type: inline-size; }
.browser-heading { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; padding: 12px 16px; border-bottom: 1px solid var(--line); background: var(--header); }
.browser-heading > div:first-child { flex: 1 1 100px; min-width: 100px; display: flex; flex-direction: column; }
.browser-heading-actions { display: flex; align-items: center; gap: 8px; }
.browser-close { font-size: 24px; line-height: 1; width: 38px; padding: 0; }
.browser-heading .eyebrow { color: var(--muted); font-size: 9px; line-height: 1.3; }
.browser-heading h2 { margin: 2px 0 0; line-height: 1.35; }
.browser-body { display: flex; flex: 1; flex-direction: column; gap: 10px; overflow: auto; padding: 12px 16px; min-height: 0; scrollbar-gutter: stable; }
.browser-body > * { flex-shrink: 0; }
.browser-viewer :is(button, input, select) { min-height: 38px; }
.browser-viewer :is(input, select) { min-width: 0; width: 100%; margin: 0; }
.browser-viewer :is(a, button):focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.browser-link { display: inline-flex; align-items: center; justify-content: center; min-height: 38px; text-decoration: none; text-align: center; color: var(--text); }
.browser-stop { color: var(--muted); border: 1px solid var(--line); white-space: nowrap; }
.browser-stop:hover:not(:disabled) { background: color-mix(in srgb, var(--danger) 22%, var(--panel)); }
.browser-stop:disabled { color: var(--muted); border-color: var(--line); background: transparent; }
.browser-setup { display: grid; gap: 12px; min-width: 0; }
.browser-profile-library { border: 1px solid var(--line); border-radius: 12px; background: var(--header); overflow: hidden; }
.browser-profile-library > summary { display: flex; align-items: center; gap: 10px; padding: 12px 14px; cursor: pointer; list-style: none; }
.browser-profile-library > summary::-webkit-details-marker { display: none; }
.browser-profile-library > summary::before { content: "›"; color: var(--accent); font-size: 22px; transition: transform .15s; }
.browser-profile-library[open] > summary::before { transform: rotate(90deg); }
.browser-profile-library > summary > span:first-child { display: grid; gap: 3px; min-width: 0; flex: 1; }
.browser-profile-library strong { color: var(--heading); font-family: var(--serif); font-size: 17px; font-weight: 600; }
.browser-profile-library small { color: var(--muted); font-size: 11px; }
.browser-machine-badge { border: 1px solid var(--line); border-radius: 99px; padding: 4px 8px; font-family: var(--mono); font-size: 10px; color: var(--muted); overflow-wrap: anywhere; max-width: 40%; }
.browser-library-body { display: grid; gap: 10px; padding: 0 14px 14px; }
.browser-profile-description { margin: 0; border-left: 2px solid var(--accent); padding: 8px 10px; background: var(--panel); color: var(--text); font-size: 12px; line-height: 1.6; overflow-wrap: anywhere; }
.browser-current { display: grid; gap: 5px; }
.browser-current-profile { color: var(--muted); font-family: var(--mono); font-size: 10px; margin: 0; overflow-wrap: anywhere; }
.browser-current .browser-notice { font-size: 11px; }
.browser-controls { justify-content: space-between; padding-block: 8px; border-block: 1px solid var(--line); }
.browser-control-actions, .browser-session-tools { display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.browser-control-actions [data-testid="browser-control-status"] { flex-basis: 100%; color: var(--accent); }
.browser-session-tools { margin-left: auto; }
.browser-session-tools .browser-connection { margin: 0; }
.browser-viewer summary:focus-visible { outline: 2px solid var(--accent); outline-offset: -3px; }
@media (prefers-reduced-motion: reduce) { .browser-profile-library > summary::before { transition: none; } }
.browser-session-actions { grid-column: 1 / -1; display: flex; align-items: center; flex-wrap: wrap; gap: 8px; }
.browser-session-actions button { flex: 0 0 auto; }
.browser-viewer .browser-archive-toggle { display: flex; align-items: center; gap: 7px; margin-right: auto; color: var(--text); cursor: pointer; min-height: 32px; }
.browser-viewer .browser-archive-toggle input { width: 16px; min-height: 16px; }
.browser-viewer label { display: grid; gap: 5px; min-width: 0; color: var(--muted); font-size: 12px; }
.browser-start-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: end; gap: 10px; min-width: 0; }
.browser-start-row [data-part="profile-name"] { grid-column: 1; grid-row: 2; }
.browser-start-row button { grid-column: 2; grid-row: 1; }
.browser-start-row:has([data-part="profile-name"]:not([hidden])) button { grid-row: 2; }
.browser-machine-fields { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin: 12px 0 6px; }
.browser-toolbar, .browser-navigation, .browser-profile-form { display: flex; align-items: center; gap: 7px; margin: 0; }
.browser-toolbar { flex-wrap: wrap; }
.browser-navigation { gap: 4px; }
.browser-navigation input { flex: 1; width: 0; font-family: var(--mono); font-size: 12px; }
.browser-navigation button { flex-shrink: 0; padding-inline: 8px; }
.browser-notice, .browser-hint { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.5; overflow-wrap: anywhere; }
.browser-connection, [data-testid="browser-control-status"] { font-family: var(--mono); font-size: 10px; }
.browser-connection { margin-right: auto; }
.browser-error { color: var(--danger); border-left: 2px solid var(--danger); padding: 8px 12px; margin: 0; background: var(--header); overflow-wrap: anywhere; }
.browser-tabs { display: flex; gap: 4px; overflow-x: auto; padding: 3px 1px; }
.browser-tab { display: flex; flex: 0 0 auto; border: 1px solid var(--line); border-radius: var(--radius-ctl); }
.browser-tab > button:first-child { max-width: 180px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.browser-tab [aria-pressed="true"] { color: var(--accent); background: var(--header); }
.browser-stage { display: flex; flex-direction: column; align-items: center; justify-content: center; flex: 1 0 auto; border: 1px solid var(--line-strong); border-radius: 8px; overflow: hidden; background: var(--field); min-height: 350px; }
.browser-screen { display: block; width: 100%; height: auto; /* The image rect stays exact for remote pointer coordinates. */ }
.browser-screen[aria-disabled="false"] { cursor: crosshair; }
.browser-screen:focus { outline: 3px solid var(--accent); outline-offset: -3px; }
/* Focus target for typing. Kept out of sight but focusable, and 16px so iOS does not zoom. */
.browser-typing { flex: 0 0 auto; width: 1px; height: 1px; min-height: 0; padding: 0; margin: 0; border: 0; background: transparent; color: transparent; font-size: 16px; opacity: 0; }
.browser-empty { max-width: 48ch; padding: 24px; margin: 0; color: var(--muted); text-align: center; line-height: 1.6; }
[data-testid="browser-reopen"] { margin-bottom: 24px; }
.browser-viewer[data-control="human"] .browser-stage { border-color: var(--accent); }
.browser-prompt { border: 1px solid var(--line-strong); background: var(--header); padding: 12px; margin: 0; border-radius: var(--radius-ctl); overflow-wrap: anywhere; }
.browser-prompt input { margin-top: 8px; }
.browser-details { border-top: 1px solid var(--line); padding-top: 10px; }
.browser-details summary { cursor: pointer; font-size: 12px; font-weight: 600; }
.browser-details .browser-hint, .browser-profile-form { margin-top: 10px; }
.browser-details ul { padding: 0; margin: 8px 0 0; color: var(--muted); font-size: 12px; list-style: none; }
.browser-details li { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 8px 0; border-bottom: 1px solid var(--line); overflow-wrap: anywhere; }
.browser-details li > span { min-width: 0; }
.browser-details a { color: var(--accent); }
.browser-profile-form input { flex: 1; width: 0; }
.browser-profile-form button { flex-shrink: 0; }
/* Access panel wraps below the label and actions; keyboard and visual order match. */
.browser-details li { flex-wrap: wrap; }
.browser-details li [data-testid="browser-profile-access-toggle"] { flex-shrink: 0; }
.browser-profile-chip { display: inline-block; margin-left: 8px; padding: 1px 8px; border: 1px solid var(--line); border-radius: 999px; font-size: 10px; font-weight: 600; color: var(--muted); white-space: nowrap; }
.browser-profile-access { display: grid; gap: 8px; flex-basis: 100%; padding: 10px 0 4px; border-top: 1px dashed var(--line); }
.browser-profile-access[hidden] { display: none; }
/* Prefixed to out-rank .browser-viewer label's grid: the checkbox and its caption share a line. */
.browser-viewer .browser-profile-cross-node-row { display: flex; align-items: center; gap: 8px; }
.browser-viewer .browser-profile-cross-node-row input { min-height: 0; width: 16px; height: 16px; margin: 0; accent-color: var(--accent); }
.browser-viewer .browser-profile-cross-node-row span { color: var(--text); font-size: 12px; }
.browser-profile-grants { display: grid; gap: 4px; }
.browser-profile-grants > .browser-hint { margin: 0; }
.browser-profile-grant { display: flex; align-items: center; justify-content: space-between; gap: 8px; font-size: 12px; color: var(--muted); }
.browser-profile-grant > span { min-width: 0; overflow-wrap: anywhere; }
.browser-profile-grant > button { flex-shrink: 0; }
.browser-profile-access-form { display: flex; flex-wrap: wrap; align-items: center; gap: 7px; }
.browser-viewer .browser-profile-access-form select { flex: 1 1 150px; width: auto; }
.browser-profile-access-form button { flex-shrink: 0; }
.browser-footer { border-top: 1px solid var(--line); padding-top: 10px; }
.browser-only { padding: 8px; }
.browser-standalone { height: 100%; max-width: 1440px; margin: auto; }
#browserConfirm { max-width: 480px; padding: 24px; }
#browserConfirm p { margin-block: 16px; }
/* Modeless: the sign-in shares the conversation's browser slot instead of covering the chat. */
.browser-login-panel { display: flex; flex-direction: column; padding: 0; overflow: hidden; border-color: var(--accent); }
.browser-login-panel > div { display: flex; flex: 1; min-width: 0; min-height: 0; }
.browser-login-panel > div > .browser-viewer { flex: 1; min-width: 0; min-height: 0; border: 0; border-radius: 0; }
.browser-login-notice { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 6px 12px; padding: 10px 12px; border: 1px solid var(--accent); border-radius: var(--radius-ctl); background: color-mix(in srgb, var(--accent) 8%, var(--panel)); font-size: 12px; overflow-wrap: anywhere; }
.browser-login-notice [data-part="login-context"], .browser-login-notice [data-part="login-help"] { grid-column: 1 / 3; }
.browser-login-notice [data-part="login-context"] { font-family: var(--mono); overflow-wrap: anywhere; }
.browser-login-notice [data-part="login-help"] { color: var(--muted); }
.browser-login-actions { display: flex; align-items: center; gap: 6px; grid-column: 3; grid-row: 1 / 4; }
.browser-viewer:not(.browser-login-mode) [data-testid="browser-login-dismiss"],
.browser-viewer:not(.browser-login-mode) [data-testid="browser-login-expand"] { display: none; }
/* Sign-in lives inside the conversation, directly above its composer. It reads
   like a message — a slim caption (site + actions) over the page, no card frame.
   Working browser chrome (back/reload, Send Tab, session context) belongs to the
   Browser panel and to full screen, not to the conversation. */
.browser-login-inline { display: flex; min-width: 0; margin: 0 var(--gap, 8px) 8px; border: 0; border-radius: var(--radius); overflow: hidden; }
.browser-login-inline > .browser-viewer { flex: 1; min-width: 0; border: 0; border-radius: 0; }
.browser-login-inline .browser-body { padding: 0 0 2px; gap: 6px; }
.browser-login-inline .browser-login-notice { border: 0; border-radius: 0; background: none; padding: 2px 2px 0; }
.browser-login-inline [data-part="login-context"], .browser-login-inline [data-part="login-help"],
.browser-login-inline:not(.browser-login-fullscreen) .browser-navigation,
.browser-login-inline:not(.browser-login-fullscreen) [data-part="keyboard"] { display: none; }
.browser-login-inline.browser-login-fullscreen .browser-body { padding: 8px 10px; }
/* Cap the live page so the banner and the composer stay reachable without leaving the conversation. */
.browser-login-inline .browser-stage { flex: 0 0 auto; max-height: 52vh; overflow: auto; justify-content: flex-start; }
/* Sign-in shows the real page, not a browser app: origin banner, back/reload and Done only. */
.browser-login-mode .browser-setup, .browser-login-mode .browser-machines, .browser-login-mode .browser-tabs, .browser-login-mode .browser-footer,
.browser-login-mode [data-testid="browser-profiles-details"], .browser-login-mode [data-testid="browser-downloads-details"], .browser-login-mode [data-testid="browser-open-tab"],
.browser-login-mode [data-testid="browser-end"], .browser-login-mode [data-testid="browser-url"], .browser-login-mode [data-testid="browser-go"],
.browser-login-mode [data-testid="browser-forward"], .browser-login-mode [data-testid="browser-new-tab"],
.browser-login-mode .browser-heading, .browser-login-mode .browser-toolbar:not([data-part="keyboard"]),
.browser-login-mode [data-part="control-hint"], .browser-login-mode [data-testid="browser-session-status"],
.browser-login-mode [data-part="keyboard"] .browser-hint { display: none; }
/* The remote page takes every spare pixel; its rect still maps 1:1 to remote pointer coordinates. */
.browser-login-mode .browser-stage { min-height: 0; }
/* Full screen strips the app chrome so a phone keyboard leaves room to see and type
   into the page. interactive-widget=resizes-content shrinks inset:0 above the keyboard. */
.browser-login-inline.browser-login-fullscreen { position: fixed; inset: 0; z-index: 60; margin: 0; border: 0; border-radius: 0; }
.browser-login-inline.browser-login-fullscreen .browser-stage { max-height: none; flex: 1 1 auto; }
/* A phone has no room for the inline halfway state: squeezed into the chat
   column, the page overlaps the transcript and its actions scroll away behind
   the composer. The sign-in is only ever the popup there, and its actions stay
   pinned to the top of it. */
@media (max-width: 699px) {
  .browser-login-mode [data-testid="browser-login-expand"] { display: none; }
  .browser-login-inline.browser-login-fullscreen .browser-login-notice {
    position: sticky; top: 0; z-index: 1; background: var(--panel); padding: 8px 2px;
  }
}
@media (max-width: 520px) {
  .browser-login-notice { grid-template-columns: minmax(0, 1fr) auto; }
  .browser-login-notice [data-part="login-context"], .browser-login-notice [data-part="login-help"] { grid-column: 1; }
  .browser-login-actions { grid-column: 2; grid-row: 1 / 5; }
}
/* Modeless on narrow screens. Chat stays mounted and no socket is stopped. */
body.browser-visible #browserPanel { position: fixed; z-index: 35; inset: 12% 8px calc(var(--nav-height) + 8px); box-shadow: var(--shadow); }
@media (min-width: 1200px) {
  body.browser-visible:not(.canvas-pane-mode) .shell { grid-template-columns: var(--col-projects) var(--col-chats) minmax(220px, 1fr) minmax(320px, 1.15fr); }
  body.browser-visible #browserPanel { position: static; box-shadow: none; height: 100%; }
}
/* A canvas iframe has its own conversation state and its own modeless viewer. */
body.canvas-pane-mode.browser-visible .shell { display: grid; grid-template-rows: minmax(220px, 45%) minmax(0, 1fr); gap: 4px; }
body.canvas-pane-mode.browser-visible #chatPanel { height: auto; min-height: 0; }
body.canvas-pane-mode.browser-visible #browserPanel { position: static; height: 100%; box-shadow: none; border-radius: 0; }
@media (min-width: 1100px) {
  body.canvas-pane-mode.browser-visible .shell { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); grid-template-rows: minmax(0, 1fr); }
}
@container (max-width: 600px) {
  .browser-heading { padding: 10px; }
  .browser-heading > div:first-child { flex-basis: 80px; min-width: 80px; }
  .browser-heading .eyebrow { display: none; }
  .browser-link { margin-left: auto; }
  .browser-body { padding: 10px; gap: 8px; }
  .browser-setup { gap: 10px; }
  .browser-profile-library > summary { padding: 10px; }
  .browser-library-body { padding: 0 10px 10px; }
  .browser-controls { align-items: end; }
  .browser-session-tools .browser-connection { flex-basis: 100%; text-align: right; }
  .browser-session-tools { justify-content: flex-end; }
  .browser-control-actions { flex: 1 1 130px; }
  .browser-start-row { grid-template-columns: minmax(0, 1fr); }
  .browser-start-row button, .browser-start-row:has([data-part="profile-name"]:not([hidden])) button { grid-column: 1; grid-row: auto; }
  .browser-machine-fields { grid-template-columns: minmax(0, 1fr); }
  .browser-navigation input { min-width: 80px; }
  .browser-toolbar { gap: 4px; }
}

/* Touch screens: 16px text in the viewer's fields keeps phones from zooming in
   on focus and makes typing usable. The hidden typing proxy is already 16px. */
@media (pointer: coarse) {
  .browser-viewer input:not(.browser-typing), .browser-viewer select { font-size: 16px; }
}