/* Scoped chat workspace. Shared tools keep their own styles. */
#result.assistant-chat {
  --chat-text: #f2f3f5;
  --chat-muted: #b9bdc8;
  --chat-border: #4d515e;
  --chat-focus: #b6ccff;
  box-sizing: border-box;
  width: 100%;
  max-width: 1080px;
  height: clamp(580px, calc(100vh - 128px), 880px);
  height: clamp(580px, calc(100dvh - 128px), 880px);
  margin: 104px auto 48px;
  padding: 28px 32px 24px !important;
  display: flex;
  flex-direction: column;
  min-width: 0;
  background: #111216;
  border: 1px solid #333640;
  border-radius: 24px;
  color: var(--chat-text);
}
#result.assistant-chat > * { min-width: 0; }
#result.assistant-chat [hidden] { display: none !important; }
#result.assistant-chat .assistant-chat-head { flex: 0 0 auto; display: flex; align-items: center; gap: 16px; padding-bottom: 16px; }
#result.assistant-chat .assistant-chat-head > div { display: flex; align-items: baseline; justify-content: space-between; gap: 12px 24px; flex-wrap: wrap; width: 100%; }
#result.assistant-chat .assistant-chat-head h1 { margin: 0; font-size: 32px; font-weight: 600; line-height: 1.2; letter-spacing: -.02em; }
#result.assistant-chat .assistant-chat-subtitle { margin: 0; color: var(--chat-muted); font-size: 14px; line-height: 1.5; }
#result.assistant-chat .assistant-conversation { position: relative; display: flex; flex: 1 1 0; min-height: 100px; }
#result.assistant-chat .assistant-chat-scroll {
  flex: 1 1 0;
  min-height: 0;
  overflow-y: auto;
  overflow-x: hidden;
  overscroll-behavior: contain;
  scrollbar-width: thin;
  scrollbar-color: #595e6c transparent;
  scrollbar-gutter: stable;
  padding: 12px 10px 16px 0;
  outline-offset: 3px;
}
#result.assistant-chat .assistant-chat-empty { max-width: 540px; margin: 0 auto; padding: 8px 0; text-align: left; }
#result.assistant-chat .assistant-chat-empty h2 { margin: 0 0 16px; color: var(--chat-text); font-size: 28px; line-height: 1.25; letter-spacing: -.01em; font-weight: 600; }
#result.assistant-chat .assistant-chat-empty p { margin: 0; color: var(--chat-muted); font-size: 18px; line-height: 1.65; }
#result.assistant-chat p, #result.assistant-chat li { overflow-wrap: anywhere; }
#result.assistant-chat .assistant-turn { padding: 18px 20px !important; margin: 0 0 24px !important; border: 0 !important; border-radius: 16px; font-size: 18px; line-height: 1.65; min-width: 0; }
#result.assistant-chat .assistant-turn .eyebrow { margin: 0 0 8px; color: var(--chat-muted); font-size: 13px; line-height: 1.4; letter-spacing: .06em; }
#result.assistant-chat .assistant-turn--user { width: fit-content; max-width: 85%; margin-left: auto !important; background: #292c35; white-space: pre-wrap; }
#result.assistant-chat .assistant-turn--assistant { max-width: 100%; padding-inline: 0 !important; background: transparent; }
#result.assistant-chat #assistant-current .result-text { min-width: 0; padding: 0; background: transparent; border: 0; font-size: 18px; line-height: 1.65; }
#result.assistant-chat #answer, #result.assistant-chat .assistant-turn--assistant { max-width: 76ch; }
#result.assistant-chat .result-markdown { font-size: 18px; line-height: 1.65; }
#result.assistant-chat .result-markdown p { margin: 0 0 16px; }
#result.assistant-chat .result-markdown h2 { font-size: 24px; line-height: 1.3; }
#result.assistant-chat .result-markdown h3 { font-size: 20px; line-height: 1.4; }
#result.assistant-chat #answer :is(h2, h3, h4, h5, h6), #result.assistant-chat .assistant-turn :is(h2, h3, h4, h5, h6) { margin: 24px 0 12px; font-size: 22px; line-height: 1.35; font-weight: 600; letter-spacing: -.01em; }
#result.assistant-chat #answer p, #result.assistant-chat #answer li { font-size: inherit; line-height: inherit; }
#result.assistant-chat .result-table-scroll table { font-size: 16px; line-height: 1.5; }
#result.assistant-chat #assistant-current:has(#answer:empty) { display: none; }
#result.assistant-chat #details { font-size: 14px; color: var(--chat-muted); line-height: 1.55; }
#result.assistant-chat #details p { margin: 8px 0; }
#result.assistant-chat #sources { display: grid; grid-template-columns: minmax(0, 1fr); gap: 12px; }
#result.assistant-chat #sources article { margin: 0; padding: 16px; background: #1d2028; border-radius: 12px; }
#result.assistant-chat #sources h3 { margin: 8px 0; font-size: 18px; line-height: 1.4; }
#result.assistant-chat #sources p { margin: 8px 0; font-size: 14px; line-height: 1.55; }
#result.assistant-chat .assistant-source-status { font-size: 14px; }
#result.assistant-chat details > summary { min-height: 48px; padding: 14px 0; color: var(--chat-text); font-size: 16px; cursor: pointer; }
#result.assistant-chat .assistant-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 8px 16px; margin: 16px 0 0; }
#result.assistant-chat .assistant-actions:not(:has(button:not([hidden]))):has(#assistant-action-status:empty) { display: none; }
#result.assistant-chat .assistant-actions button { width: auto; min-height: 48px; margin: 0; padding: 10px 0; border: 0; border-radius: 6px; background: transparent; color: var(--chat-muted); font-size: 14px; letter-spacing: .01em; text-decoration: underline; text-underline-offset: 4px; }
#result.assistant-chat .assistant-actions .danger { color: #f2b4c1; }
#result.assistant-chat #assistant-action-status { font-size: 14px; }
#result.assistant-chat .assistant-chat-footer { flex: 0 0 auto; padding-top: 12px; }
#result.assistant-chat .assistant-chat-status { max-height: 96px; overflow: auto; margin-bottom: 12px; }
#result.assistant-chat:not([data-id]) .assistant-chat-status { display: none; }
#result.assistant-chat .assistant-chat-status p { margin: 4px 0; color: var(--chat-muted); font-size: 14px; line-height: 1.5; }
#result.assistant-chat .assistant-chat-status #stage { font-size: 14px; color: var(--chat-text); }
#result.assistant-chat .assistant-chat-status p:empty { display: none; }
#result.assistant-chat .assistant-chat-status[data-state=done] #assistant-research-note { display: none; }
#result.assistant-chat .assistant-chat-status[data-state=done] { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; clip-path: inset(50%); overflow: hidden; white-space: nowrap; }
#result.assistant-chat #result-meta { font-family: inherit; font-size: 14px; color: var(--chat-muted); }
#result.assistant-chat #result-meta:empty { display: none; }
#result.assistant-chat .assistant-chat-status[data-state=failed] #assistant-research-note { display: none; }
#result.assistant-chat .assistant-composer { position: relative; box-sizing: border-box; width: 100%; max-width: none; min-width: 0; margin: 0 !important; padding: 14px 20px; border: 1px solid var(--chat-border); border-radius: 18px; background: #20232b; }
#result.assistant-chat .assistant-composer:focus-within { border-color: var(--chat-focus); }
#result.assistant-chat .assistant-field-label { display: block; margin: 0 0 6px; color: var(--chat-text); font-size: 14px; line-height: 1.4; font-weight: 500; letter-spacing: .01em; }
#result.assistant-chat #prompt {
  display: block;
  box-sizing: border-box;
  width: 100%;
  min-height: 40px;
  max-height: 140px;
  margin: 0 0 8px;
  padding: 4px 0;
  resize: none; /* Existing native input autosizes, then scrolls internally. */
  background: transparent;
  border: 0;
  border-radius: 4px;
  box-shadow: none;
  color: var(--chat-text);
  font-family: inherit;
  font-size: 18px;
  line-height: 1.5;
  scroll-margin-block: 120px;
}
#result.assistant-chat #prompt::placeholder { color: var(--chat-muted); opacity: 1; }
#result.assistant-chat .assistant-composer-controls { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
#result.assistant-chat .assistant-attach { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 48px; box-sizing: border-box; margin: 0; padding: 10px 14px; color: var(--chat-text); border: 1px solid #626777; border-radius: 10px; font-size: 16px; line-height: 1.2; letter-spacing: .01em; cursor: pointer; }
#result.assistant-chat .assistant-attach svg { flex: 0 0 20px; }
#result.assistant-chat .assistant-attach-short { display: none; }
#result.assistant-chat .assistant-file-input { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; border: 0; clip-path: inset(50%); overflow: hidden; white-space: nowrap; }
#result.assistant-chat .assistant-file-input:focus-visible + .assistant-attach { outline: 2px solid var(--chat-focus); outline-offset: 3px; }
#result.assistant-chat .assistant-composer button[type=submit] { display: inline-flex; align-items: center; justify-content: center; gap: 10px; width: auto; min-height: 48px; margin: 0; padding: 12px 20px; border: 1px solid #f2f3f5; border-radius: 10px; background: #f2f3f5; color: #15171d; font-size: 16px; font-weight: 600; line-height: 1.2; letter-spacing: .01em; white-space: nowrap; }
#result.assistant-chat .assistant-composer button[type=submit]:disabled { opacity: .6; cursor: wait; }
#result.assistant-chat .assistant-composer-help { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 4px 16px; margin-top: 8px; color: var(--chat-muted); font-size: 13px; line-height: 1.5; letter-spacing: .01em; }
#result.assistant-chat #assistant-file-help { color: inherit; font-size: inherit; }
#result.assistant-chat #form-error:empty, #result.assistant-chat #result-error:empty { display: none; }
#result.assistant-chat #form-error, #result.assistant-chat #result-error { margin: 12px 0 0; color: #ffbac6; font-size: 16px; line-height: 1.5; }
#result.assistant-chat .assistant-file-list { display: flex; flex-wrap: wrap; gap: 8px; max-height: 96px; overflow: auto; padding: 0; margin: 0 0 12px; list-style: none; }
#result.assistant-chat .assistant-file-list:empty { display: none; }
#result.assistant-chat .assistant-file-list li { display: flex; align-items: center; gap: 8px; max-width: 100%; min-width: 0; padding: 4px 8px 4px 12px; border-radius: 10px; background: #353944; color: var(--chat-text); font-size: 14px; line-height: 1.4; }
#result.assistant-chat .assistant-file-list button { flex-shrink: 0; width: 48px; min-height: 48px; margin: 0; padding: 0; background: transparent; border: 0; border-radius: 6px; color: var(--chat-text); font-size: 24px; }
#result.assistant-chat .assistant-chat-privacy { margin: 12px 0 0; color: var(--chat-muted); font-size: 13px; line-height: 1.55; letter-spacing: .01em; }
#result.assistant-chat .assistant-chat-privacy a { color: var(--chat-text); text-underline-offset: 3px; }
#result.assistant-chat .assistant-latest { position: absolute; right: 20px; bottom: 8px; z-index: 1; width: auto; min-height: 48px; margin: 0; padding: 10px 16px; border: 1px solid #626777; border-radius: 24px; background: #292d37; color: var(--chat-text); font-size: 14px; }
#result.assistant-chat :focus-visible { outline: 2px solid var(--chat-focus); outline-offset: 3px; }
#result.assistant-chat button, #result.assistant-chat .assistant-attach { touch-action: manipulation; }
body:has(#result.assistant-chat) .social-dock { display: none; }
@media (hover: hover) {
  #result.assistant-chat .assistant-attach:hover { background: #353944; }
  #result.assistant-chat .assistant-composer button[type=submit]:not(:disabled):hover { background: #dce1eb; }
}
@media (max-width: 600px) {
  #result.assistant-chat { height: clamp(520px, calc(100vh - 108px), 860px); height: clamp(520px, calc(100svh - 108px), 860px); margin: 88px 0 32px; padding: 20px 16px 16px !important; border-radius: 18px; }
  #result.assistant-chat .assistant-chat-head { padding-bottom: 12px; }
  #result.assistant-chat .assistant-chat-head h1 { font-size: 28px; }
  #result.assistant-chat .assistant-chat-subtitle { display: none; }
  #result.assistant-chat .assistant-chat-scroll { padding: 12px 6px 16px 0; }
  #result.assistant-chat .assistant-chat-empty { margin: 0; padding: 12px 0; }
  #result.assistant-chat .assistant-chat-empty h2 { font-size: 24px; margin-bottom: 12px; }
  #result.assistant-chat .assistant-chat-empty p { font-size: 16px; }
  #result.assistant-chat .assistant-turn { max-width: 100%; padding: 14px 16px !important; font-size: 16px; }
  #result.assistant-chat .assistant-turn--user { max-width: 94%; }
  #result.assistant-chat #assistant-current .result-text, #result.assistant-chat .result-markdown { font-size: 16px; }
  #result.assistant-chat .result-markdown h2 { font-size: 20px; }
  #result.assistant-chat .result-markdown h3 { font-size: 18px; }
  #result.assistant-chat #answer :is(h2, h3, h4, h5, h6), #result.assistant-chat .assistant-turn :is(h2, h3, h4, h5, h6) { font-size: 20px; }
  #result.assistant-chat .result-table-scroll td:before { font: inherit; font-size: 13px; color: var(--chat-muted); }
  #result.assistant-chat .assistant-actions { gap: 4px 16px; }
  #result.assistant-chat .assistant-chat-footer { padding-top: 8px; }
  #result.assistant-chat .assistant-composer { padding: 14px 12px; border-radius: 14px; }
  #result.assistant-chat #prompt { min-height: 40px; font-size: 16px; }
  #result.assistant-chat .assistant-composer-controls { gap: 8px; }
  #result.assistant-chat .assistant-attach { padding: 10px 12px; }
  #result.assistant-chat .assistant-attach-full, #result.assistant-chat .assistant-keyboard-help { display: none; }
  #result.assistant-chat .assistant-attach-short { display: inline; }
  #result.assistant-chat .assistant-composer button[type=submit] { padding: 12px 14px; }
}
@media (pointer: coarse) { #result.assistant-chat .assistant-keyboard-help { display: none; } }
@media (prefers-reduced-motion: reduce) {
  #result.assistant-chat * { scroll-behavior: auto !important; animation: none !important; transition: none !important; }
}