@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;500;600&family=Noto+Serif+SC:wght@500;600;700&display=swap");

:root {
  --page: #eef0f5;
  --surface: rgba(255, 255, 255, 0.78);
  --surface-strong: rgba(255, 255, 255, 0.96);
  --ink: #29263a;
  --ink-soft: #625e71;
  --muted: #8b8797;
  --line: rgba(75, 72, 105, 0.13);
  --line-strong: rgba(75, 72, 105, 0.22);
  --accent: #695bb4;
  --accent-strong: #56479f;
  --accent-soft: #ebe8fb;
  --sea: #6d93a6;
  --sea-soft: #e5f0f2;
  --warm: #b47d63;
  --success: #4e866d;
  --danger: #a65858;
  --sans: "Noto Sans SC", "Microsoft YaHei", system-ui, sans-serif;
  --serif: "Noto Serif SC", "Songti SC", "SimSun", serif;
  --shadow: 0 24px 70px rgba(45, 43, 70, 0.09);
}

* {
  box-sizing: border-box;
}

html,
body {
  min-width: 320px;
  min-height: 100%;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 0%, rgba(255, 255, 255, 0.98), transparent 26%),
    radial-gradient(circle at 92% 14%, rgba(213, 227, 237, 0.68), transparent 27%),
    linear-gradient(145deg, #f8f7fa 0%, var(--page) 46%, #e9f0f2 100%);
  font-family: var(--sans);
  line-height: 1.55;
  overflow: hidden;
}

button,
textarea,
a {
  color: inherit;
  font: inherit;
  -webkit-tap-highlight-color: transparent;
}

button {
  border: 0;
}

a {
  text-decoration: none;
}

[hidden] {
  display: none !important;
}

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

.council-header {
  position: relative;
  z-index: 30;
  min-height: 78px;
  display: grid;
  grid-template-columns: minmax(230px, 1fr) auto minmax(230px, 1fr);
  align-items: center;
  gap: 24px;
  padding: 12px clamp(18px, 3vw, 42px);
  border-bottom: 1px solid var(--line);
  background: rgba(246, 246, 249, 0.84);
  backdrop-filter: blur(20px);
}

.council-brand {
  display: flex;
  align-items: center;
  gap: 11px;
}

.council-brand-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border: 1px solid rgba(105, 91, 180, 0.24);
  border-radius: 50%;
  color: var(--accent);
  background: rgba(255, 255, 255, 0.74);
  cursor: pointer;
}

.council-brand-mark i {
  font-size: 21px;
}

.council-brand > a {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
}

.council-brand small {
  color: var(--muted);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.14em;
}

.council-brand strong {
  margin-top: 3px;
  font-family: var(--serif);
  font-size: 19px;
  letter-spacing: 0.07em;
}

.council-header-status {
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 6px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink-soft);
  background: rgba(255, 255, 255, 0.65);
  font-size: 11px;
}

.live-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--muted);
  box-shadow: 0 0 0 4px rgba(139, 135, 151, 0.1);
}

.live-dot.is-online {
  background: var(--success);
  box-shadow: 0 0 0 4px rgba(78, 134, 109, 0.12);
}

.live-dot.is-error {
  background: var(--danger);
  box-shadow: 0 0 0 4px rgba(166, 88, 88, 0.12);
}

.council-header-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 6px;
}

.council-header-actions a,
.council-header-actions button {
  min-height: 38px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 11px;
  border: 1px solid transparent;
  border-radius: 12px;
  color: var(--ink-soft);
  background: transparent;
  cursor: pointer;
  font-size: 12px;
}

.council-header-actions a:hover,
.council-header-actions a:focus-visible,
.council-header-actions button:hover,
.council-header-actions button:focus-visible {
  border-color: var(--line);
  color: var(--ink);
  background: rgba(255, 255, 255, 0.72);
  outline: none;
}

.council-app {
  height: calc(100vh - 78px);
  display: grid;
  grid-template-columns: minmax(220px, 280px) minmax(420px, 1fr) minmax(220px, 290px);
  padding: 14px;
  gap: 12px;
}

.conversation-rail,
.chat-room,
.member-rail {
  min-width: 0;
  min-height: 0;
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.conversation-rail,
.member-rail {
  border-radius: 24px;
  overflow: hidden;
}

.conversation-rail {
  display: flex;
  flex-direction: column;
  padding: 20px 14px 14px;
}

.rail-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 0 6px 14px;
}

.rail-heading p,
.rail-heading h1,
.member-heading p,
.member-heading h2 {
  margin: 0;
}

.rail-heading p,
.member-heading p {
  color: var(--muted);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.rail-heading h1,
.member-heading h2 {
  margin-top: 2px;
  font-family: var(--serif);
  font-size: 19px;
  font-weight: 600;
}

.rail-refresh {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 11px;
  color: var(--muted);
  background: transparent;
  cursor: pointer;
}

.rail-refresh:hover,
.rail-refresh:focus-visible {
  color: var(--accent);
  background: var(--accent-soft);
  outline: none;
}

.rail-refresh.is-spinning i {
  animation: spin 0.8s linear infinite;
}

.rail-search {
  margin: 0 3px 10px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.7);
}

.rail-search i {
  color: var(--muted);
  font-size: 14px;
}

.rail-search input {
  flex: 1;
  min-width: 0;
  border: 0;
  padding: 0;
  background: transparent;
  font: inherit;
  font-size: 12px;
  color: var(--ink);
}

.rail-search input:focus {
  outline: none;
}

.rail-search:focus-within {
  border-color: var(--accent);
}

.conversation-groups {
  min-height: 0;
  flex: 1;
  overflow-y: auto;
  padding: 2px 3px 12px;
  scrollbar-width: thin;
}

.conversation-section + .conversation-section {
  margin-top: 20px;
}

.conversation-section-title {
  margin: 0 8px 8px;
  color: var(--muted);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.09em;
}

.conversation-item {
  width: 100%;
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  margin: 3px 0;
  padding: 10px;
  border: 1px solid transparent;
  border-radius: 16px;
  text-align: left;
  background: transparent;
  cursor: pointer;
}

.conversation-item:hover,
.conversation-item:focus-visible {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.6);
  outline: none;
}

.conversation-item.is-active {
  border-color: rgba(105, 91, 180, 0.17);
  background: linear-gradient(135deg, rgba(235, 232, 251, 0.92), rgba(255, 255, 255, 0.76));
}

.conversation-icon,
.member-avatar,
.message-avatar,
.heading-avatar {
  display: grid;
  place-items: center;
  overflow: hidden;
  border-radius: 14px;
  color: var(--accent-strong);
  background: var(--accent-soft);
  font-family: var(--serif);
  font-weight: 700;
}

.conversation-icon img,
.member-avatar img,
.message-avatar img,
.heading-avatar img,
.current-assistant-avatar img,
.conversation-glyph img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.conversation-icon {
  width: 38px;
  height: 38px;
  font-size: 15px;
}

.conversation-item-copy {
  min-width: 0;
}

.conversation-item-copy strong,
.conversation-item-copy span {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.conversation-item-copy strong {
  font-size: 13px;
  font-weight: 600;
}

.conversation-item-copy span {
  margin-top: 2px;
  color: var(--muted);
  font-size: 10px;
}

.conversation-item time {
  align-self: start;
  margin-top: 2px;
  color: var(--muted);
  font-size: 9px;
}

.rail-note {
  display: grid;
  grid-template-columns: 30px 1fr;
  gap: 9px;
  padding: 13px;
  border: 1px solid rgba(109, 147, 166, 0.15);
  border-radius: 17px;
  color: var(--sea);
  background: rgba(229, 240, 242, 0.64);
}

.rail-note > i {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.68);
}

.rail-note p,
.rail-note strong,
.rail-note span {
  display: block;
  margin: 0;
}

.current-assistant-card {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 11px;
  border: 1px solid rgba(105, 91, 180, 0.15);
  border-radius: 17px;
  background: linear-gradient(135deg, rgba(235, 232, 251, 0.82), rgba(255, 255, 255, 0.66));
}

.current-assistant-card:hover,
.current-assistant-card:focus-visible {
  border-color: rgba(105, 91, 180, 0.3);
  background: rgba(255, 255, 255, 0.86);
  outline: none;
}

.current-assistant-avatar {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border-radius: 50%;
  color: var(--accent-strong);
  background: rgba(255, 255, 255, 0.86);
  box-shadow: inset 0 0 0 1px var(--line);
  font-family: var(--serif);
  font-size: 13px;
  font-weight: 700;
}

.current-assistant-card p,
.current-assistant-card small,
.current-assistant-card strong,
.current-assistant-card span {
  display: block;
  min-width: 0;
  margin: 0;
}

.current-assistant-card small {
  color: var(--muted);
  font-size: 8px;
}

.current-assistant-card strong {
  margin-top: 1px;
  overflow: hidden;
  font-size: 11px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.current-assistant-card p > span {
  margin-top: 1px;
  color: var(--muted);
  font-size: 8px;
}

.current-assistant-card > i {
  color: var(--muted);
}

.rail-note strong {
  color: var(--ink-soft);
  font-size: 10px;
}

.rail-note span {
  margin-top: 2px;
  color: var(--muted);
  font-size: 9px;
  line-height: 1.5;
}

.chat-room {
  position: relative;
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr) auto auto;
  border-radius: 28px;
  overflow: hidden;
  background:
    radial-gradient(circle at 100% 0%, rgba(221, 232, 241, 0.48), transparent 25%),
    rgba(255, 255, 255, 0.83);
}

.chat-heading {
  min-height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 15px 20px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.46);
}

.chat-heading-copy {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 13px;
}

.conversation-glyph {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  overflow: hidden;
  flex: 0 0 auto;
  border: 1px solid rgba(105, 91, 180, 0.12);
  border-radius: 16px;
  color: var(--accent);
  background: var(--accent-soft);
  font-size: 21px;
}

.chat-heading-copy p,
.chat-heading-copy h2,
.chat-heading-copy span {
  margin: 0;
}

.chat-heading-copy p {
  color: var(--accent);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.chat-heading-copy h2 {
  margin-top: 1px;
  overflow: hidden;
  font-family: var(--serif);
  font-size: 19px;
  font-weight: 600;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.chat-heading-copy div > span {
  display: block;
  max-width: 520px;
  margin-top: 1px;
  overflow: hidden;
  color: var(--muted);
  font-size: 10px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.chat-heading-members {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding-right: 5px;
}

.heading-avatar {
  width: 30px;
  height: 30px;
  margin-right: -5px;
  border: 2px solid rgba(255, 255, 255, 0.9);
  border-radius: 50%;
  font-size: 10px;
}

.message-stage {
  position: relative;
  min-height: 0;
  overflow-y: auto;
  scroll-behavior: smooth;
  scrollbar-width: thin;
}

.message-list {
  width: min(760px, 100%);
  min-height: 100%;
  margin: 0 auto;
  padding: 28px clamp(18px, 4vw, 42px) 24px;
}

.message-row {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  align-items: start;
  gap: 10px;
  margin: 16px 0;
}

.message-row.is-owner {
  grid-template-columns: minmax(0, 1fr) 34px;
}

.message-row.is-owner .message-avatar {
  grid-column: 2;
}

.message-row.is-owner .message-main {
  grid-column: 1;
  grid-row: 1;
  justify-self: end;
  align-items: flex-end;
}

.message-row.is-system {
  display: flex;
  justify-content: center;
  margin: 20px 0;
}

.message-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  font-size: 11px;
}

.message-row.is-owner .message-avatar {
  color: #785541;
  background: #f2e8e1;
}

.message-main {
  min-width: 0;
  max-width: min(620px, 86%);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.message-meta {
  display: flex;
  align-items: center;
  gap: 7px;
  margin: 0 4px 5px;
  color: var(--muted);
  font-size: 9px;
}

.message-meta strong {
  color: var(--ink-soft);
  font-weight: 600;
}

.message-bubble {
  max-width: 100%;
  padding: 11px 14px;
  border: 1px solid rgba(105, 91, 180, 0.13);
  border-radius: 6px 18px 18px 18px;
  color: var(--ink);
  background: rgba(245, 243, 254, 0.92);
  font-size: 13px;
  line-height: 1.7;
  overflow-wrap: anywhere;
  white-space: pre-wrap;
}

.message-row.is-owner .message-bubble {
  border-color: rgba(180, 125, 99, 0.12);
  border-radius: 18px 6px 18px 18px;
  background: rgba(247, 238, 232, 0.92);
}

.message-row.is-streaming .message-bubble {
  min-width: 58px;
  box-shadow: 0 10px 28px rgba(92, 78, 166, 0.08);
}

.message-row.is-streaming .message-bubble:empty::before {
  content: "";
  width: 28px;
  height: 8px;
  display: block;
  background:
    radial-gradient(circle, rgba(103, 86, 189, 0.78) 2px, transparent 3px) 0 50% / 9px 9px repeat-x;
  animation: council-stream-dots 900ms ease-in-out infinite alternate;
}

.message-row.is-streaming .message-text:last-child::after {
  content: "";
  width: 2px;
  height: 1.05em;
  display: inline-block;
  margin-left: 3px;
  vertical-align: -0.12em;
  background: currentColor;
  animation: council-stream-caret 720ms steps(1, end) infinite;
}

.message-row.is-stream-error .message-bubble {
  border-color: rgba(177, 81, 86, 0.22);
  color: #8d4d51;
  background: rgba(255, 245, 245, 0.94);
}

@keyframes council-stream-dots {
  from { opacity: 0.35; transform: translateX(0); }
  to { opacity: 1; transform: translateX(3px); }
}

@keyframes council-stream-caret {
  0%, 48% { opacity: 1; }
  49%, 100% { opacity: 0; }
}

.message-system-copy {
  padding: 5px 12px;
  border-radius: 999px;
  color: var(--muted);
  background: rgba(83, 79, 107, 0.06);
  font-size: 9px;
}

.message-mentions {
  margin-top: 5px;
  color: var(--muted);
  font-size: 9px;
}

.chat-state,
.rail-state {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  color: var(--muted);
  text-align: center;
}

.chat-state {
  min-height: 340px;
  padding: 42px;
}

.rail-state {
  min-height: 120px;
  padding: 20px 8px;
  font-size: 10px;
}

.state-orbit {
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  margin-bottom: 14px;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--accent);
  background: rgba(255, 255, 255, 0.72);
  font-size: 24px;
  box-shadow: 0 0 0 10px rgba(105, 91, 180, 0.04);
}

.chat-state strong {
  color: var(--ink-soft);
  font-family: var(--serif);
  font-size: 16px;
}

.chat-state p {
  max-width: 360px;
  margin: 7px 0 0;
  font-size: 11px;
}

.chat-state button {
  margin-top: 15px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.74);
  cursor: pointer;
}

.new-message-button {
  position: sticky;
  left: 50%;
  bottom: 14px;
  transform: translateX(-50%);
  padding: 7px 12px;
  border: 1px solid rgba(105, 91, 180, 0.18);
  border-radius: 999px;
  color: var(--accent-strong);
  background: var(--surface-strong);
  box-shadow: 0 8px 26px rgba(58, 47, 107, 0.15);
  cursor: pointer;
  font-size: 10px;
}

.agent-thinking {
  min-height: 32px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px clamp(18px, 4vw, 42px);
  border-top: 1px solid rgba(75, 72, 105, 0.06);
  color: var(--muted);
  font-size: 10px;
}

.thinking-dots {
  display: inline-flex;
  gap: 3px;
}

.thinking-dots i {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--accent);
  animation: thinking 1.1s infinite ease-in-out;
}

.thinking-dots i:nth-child(2) {
  animation-delay: 0.15s;
}

.thinking-dots i:nth-child(3) {
  animation-delay: 0.3s;
}

.message-composer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px 10px;
  padding: 11px 15px 14px;
  border-top: 1px solid var(--line);
  background: rgba(250, 250, 252, 0.9);
}

.response-targets {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: 9px;
  min-height: 28px;
  overflow-x: auto;
  scrollbar-width: none;
}

.response-targets > span {
  flex: 0 0 auto;
  color: var(--muted);
  font-size: 9px;
}

.response-targets > div {
  display: flex;
  gap: 5px;
}

.target-chip {
  min-height: 24px;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 9px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.66);
  cursor: pointer;
  font-size: 9px;
  white-space: nowrap;
}

.target-chip::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--muted);
}

.target-chip.is-selected {
  border-color: rgba(105, 91, 180, 0.2);
  color: var(--accent-strong);
  background: var(--accent-soft);
}

.target-chip.is-selected::before {
  background: var(--accent);
}

.composer-field {
  position: relative;
  min-width: 0;
  display: block;
}

.composer-field textarea {
  width: 100%;
  min-height: 54px;
  max-height: 180px;
  display: block;
  resize: none;
  padding: 11px 13px 19px;
  border: 1px solid var(--line-strong);
  border-radius: 16px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.82);
  font-size: 13px;
  line-height: 1.55;
  outline: none;
}

.composer-field textarea:focus {
  border-color: rgba(105, 91, 180, 0.42);
  box-shadow: 0 0 0 3px rgba(105, 91, 180, 0.08);
}

.composer-field textarea::placeholder {
  color: #aaa6b3;
}

.composer-hint {
  position: absolute;
  right: 11px;
  bottom: 4px;
  color: #aaa6b3;
  font-size: 8px;
  pointer-events: none;
}

.send-button {
  align-self: stretch;
  min-width: 76px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 13px;
  border-radius: 16px;
  color: white;
  background: linear-gradient(145deg, var(--accent), var(--accent-strong));
  box-shadow: 0 10px 25px rgba(86, 71, 159, 0.2);
  cursor: pointer;
  font-size: 12px;
  font-weight: 600;
}

.send-button:hover,
.send-button:focus-visible {
  transform: translateY(-1px);
  outline: none;
}

.send-button:disabled,
.message-composer.is-disabled textarea {
  cursor: wait;
  opacity: 0.58;
}

.member-rail {
  display: flex;
  flex-direction: column;
  padding: 20px 15px 14px;
}

.member-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 0 6px 15px;
}

.member-heading > button,
.mobile-member-button {
  display: none;
  border: 0;
  color: var(--accent);
  background: transparent;
}

.member-rail-backdrop {
  display: none;
}

.member-heading > span {
  display: block;
  margin-top: 5px;
  color: var(--muted);
  font-size: 10px;
}

.member-list {
  min-height: 0;
  flex: 1;
  overflow-y: auto;
  scrollbar-width: thin;
}

.member-card {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 11px 7px;
  border-bottom: 1px solid rgba(75, 72, 105, 0.07);
}

.member-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  font-size: 13px;
}

.member-card.is-owner .member-avatar {
  color: #785541;
  background: #f2e8e1;
}

.member-card-copy {
  min-width: 0;
}

.member-card-copy strong,
.member-card-copy span,
.member-card-copy small {
  display: block;
}

.member-card-copy strong {
  font-size: 12px;
}

.member-card-copy span {
  color: var(--accent);
  font-size: 9px;
}

.member-card-copy small {
  margin-top: 1px;
  overflow: hidden;
  color: var(--muted);
  font-size: 8px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.member-runtime.is-online,
.member-runtime.is-local {
  color: #4f7b6c;
}

.member-runtime.is-working {
  color: var(--accent-strong);
}

.member-runtime.is-paused {
  color: #a17062;
}

/* ---- 侧栏设置：回复档位 + 发送确认门 ---- */

.rail-settings {
  flex-shrink: 0;
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid rgba(75, 72, 105, 0.1);
}

.rail-settings.is-readonly {
  opacity: 0.55;
}

.rail-settings-hint {
  margin: 0 6px 6px;
  color: var(--muted);
  font-size: 9px;
  line-height: 1.5;
}

.rail-settings-section + .rail-settings-section {
  margin-top: 4px;
}

.rail-settings-toggle {
  display: flex;
  width: 100%;
  align-items: center;
  gap: 7px;
  padding: 8px 6px;
  border: 0;
  border-radius: 10px;
  color: var(--accent);
  background: transparent;
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
}

.rail-settings-toggle:hover,
.rail-settings-toggle:focus-visible {
  background: var(--accent-soft);
  outline: none;
}

.rail-settings-toggle span {
  flex: 1;
  text-align: left;
}

.rail-settings-toggle .ph-caret-down {
  transition: transform 0.15s ease;
}

.rail-settings-toggle[aria-expanded="true"] .ph-caret-down {
  transform: rotate(180deg);
}

.rail-settings-body {
  padding: 2px 6px 8px;
}

.wake-option {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 6px 2px;
  font-size: 11px;
  cursor: pointer;
}

.wake-option input[type="checkbox"] {
  margin-top: 2px;
  accent-color: var(--accent);
}

.wake-option input[type="checkbox"]:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.wake-option span {
  line-height: 1.35;
}

.wake-option small {
  display: block;
  color: var(--muted);
  font-size: 9px;
}

.wake-words-row {
  padding: 4px 2px 6px;
}

.wake-words-row label {
  display: block;
  margin-bottom: 4px;
  color: var(--muted);
  font-size: 9px;
}

.wake-words-row input,
.wake-member-row input,
.wake-member-row select {
  width: 100%;
  padding: 6px 8px;
  border: 1px solid rgba(75, 72, 105, 0.18);
  border-radius: 9px;
  background: rgba(255, 255, 255, 0.75);
  color: inherit;
  font-size: 11px;
}

.wake-words-row input:focus,
.wake-member-row input:focus,
.wake-member-row select:focus {
  border-color: var(--accent);
  outline: none;
}

.wake-advanced {
  margin-top: 4px;
  padding: 4px 2px;
}

.wake-advanced summary {
  color: var(--muted);
  font-size: 10px;
  cursor: pointer;
}

.wake-member-list {
  display: grid;
  gap: 8px;
  padding-top: 8px;
}

.wake-member-row {
  display: grid;
  gap: 4px;
}

.wake-member-row > span {
  font-size: 11px;
  font-weight: 600;
}

/* ---- 本地线路断了时的自救条 ---- */

.local-line-banner {
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 60;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border: 1px solid rgba(161, 112, 98, 0.35);
  border-radius: 14px;
  background: rgba(255, 251, 248, 0.96);
  box-shadow: 0 8px 28px rgba(75, 72, 105, 0.18);
  font-size: 12px;
}

.local-line-banner button {
  padding: 5px 10px;
  border: 0;
  border-radius: 9px;
  background: var(--accent);
  color: #fff;
  font-size: 11px;
  cursor: pointer;
}

.local-line-banner button + button {
  background: rgba(75, 72, 105, 0.1);
  color: inherit;
}

/* ---- 确认门放行按钮 ---- */

.gate-release {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  margin: 0 0 8px;
  padding: 8px 12px;
  border: 1px dashed rgba(109, 147, 166, 0.55);
  border-radius: 12px;
  color: var(--accent-strong);
  background: rgba(229, 240, 242, 0.6);
  font-size: 11px;
  cursor: pointer;
}

.gate-release:hover,
.gate-release:focus-visible {
  background: rgba(229, 240, 242, 0.95);
  outline: none;
}

.gate-release:disabled {
  opacity: 0.6;
  cursor: wait;
}

/* ---- 草稿气泡与消息编辑 ---- */

.message-row.is-draft .message-bubble {
  border: 1px dashed rgba(120, 85, 65, 0.45);
  opacity: 0.72;
}

.message-row.is-draft .message-meta strong {
  color: #785541;
  font-weight: 500;
}

.message-edited-mark {
  color: var(--muted);
  font-size: 9px;
}

.message-editor {
  display: grid;
  gap: 8px;
}

.message-editor textarea {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid rgba(75, 72, 105, 0.2);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.85);
  color: inherit;
  font: inherit;
  font-size: 13px;
  resize: vertical;
}

.message-editor textarea:focus {
  border-color: var(--accent);
  outline: none;
}

.message-editor-buttons {
  display: flex;
  gap: 8px;
}

.message-editor-buttons button {
  padding: 5px 12px;
  border: 0;
  border-radius: 9px;
  background: rgba(75, 72, 105, 0.08);
  color: inherit;
  font-size: 11px;
  cursor: pointer;
}

.message-editor-buttons .message-editor-save {
  background: var(--accent);
  color: #fff;
}

/* ---- 成员卡片的上下文用量条 ---- */

.member-capacity {
  display: block;
  margin-top: 4px;
}

/* 私聊聊天头部的容量条：横向小条，跟在对方头像旁边 */
.heading-capacity {
  display: inline-flex;
  align-items: center;
  margin-left: 8px;
  min-width: 120px;
}

.heading-capacity .member-capacity {
  margin-top: 0;
  width: 100%;
}

.heading-capacity .member-capacity-track {
  width: 72px;
}

.member-capacity-label {
  display: block;
  color: var(--muted);
  font-size: 8px;
}

.member-capacity-track {
  display: block;
  height: 3px;
  margin-top: 2px;
  overflow: hidden;
  border-radius: 2px;
  background: rgba(75, 72, 105, 0.12);
}

.member-capacity-fill {
  display: block;
  height: 100%;
  border-radius: 2px;
  background: #4f7b6c;
  transition: width 0.4s ease;
}

.member-capacity-fill.is-hot {
  background: #a17062;
}

.dm-button {
  width: 31px;
  height: 31px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  color: var(--muted);
  background: transparent;
  cursor: pointer;
}

.dm-button:hover,
.dm-button:focus-visible {
  color: var(--accent);
  background: var(--accent-soft);
  outline: none;
}

.bridge-card {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 11px;
  margin-top: 12px;
  padding: 14px;
  border: 1px solid rgba(109, 147, 166, 0.16);
  border-radius: 18px;
  background: linear-gradient(145deg, rgba(229, 240, 242, 0.74), rgba(255, 255, 255, 0.6));
}

.bridge-card-icon {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 13px;
  color: var(--sea);
  background: rgba(255, 255, 255, 0.72);
  font-size: 18px;
}

.bridge-card small,
.bridge-card strong,
.bridge-card p {
  display: block;
  margin: 0;
}

.bridge-card small {
  color: var(--sea);
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.bridge-card strong {
  margin-top: 2px;
  color: var(--ink-soft);
  font-size: 10px;
}

.bridge-card p {
  margin-top: 4px;
  color: var(--muted);
  font-size: 8px;
  line-height: 1.55;
}

.council-toast {
  position: fixed;
  z-index: 80;
  right: 22px;
  bottom: 22px;
  max-width: min(360px, calc(100vw - 40px));
  padding: 11px 14px;
  border: 1px solid var(--line-strong);
  border-radius: 14px;
  color: var(--ink-soft);
  background: var(--surface-strong);
  box-shadow: 0 18px 48px rgba(45, 43, 70, 0.17);
  font-size: 11px;
}

.council-toast.is-error {
  border-color: rgba(166, 88, 88, 0.25);
  color: var(--danger);
}

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

@keyframes thinking {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.42; }
  30% { transform: translateY(-3px); opacity: 1; }
}

@media (max-width: 1050px) {
  .council-app {
    grid-template-columns: minmax(210px, 250px) minmax(400px, 1fr);
  }

  .member-rail {
    display: none;
  }
}

@media (max-width: 760px) {
  html,
  body {
    width: 100%;
    max-width: 100%;
    overflow: auto;
    overflow-x: hidden;
  }

  .council-header {
    min-height: 68px;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 10px;
    padding: 9px 13px;
  }

  .council-brand-mark {
    width: 38px;
    height: 38px;
  }

  .council-brand strong {
    font-size: 16px;
  }

  .council-header-status {
    display: none;
  }

  .council-header-actions span {
    display: none;
  }

  .council-header-actions a:first-child {
    width: auto;
    gap: 5px;
    padding: 0 10px;
  }

  .council-header-actions a:first-child span {
    display: inline;
    font-size: 12px;
    white-space: nowrap;
  }

  .council-header-actions a,
  .council-header-actions button {
    width: 35px;
    height: 35px;
    justify-content: center;
    padding: 0;
  }

  .council-app {
    width: 100%;
    max-width: 100%;
    height: calc(100dvh - 68px);
    grid-template-columns: 1fr;
    grid-template-rows: auto minmax(0, 1fr);
    gap: 8px;
    padding: 8px;
  }

  .conversation-rail {
    width: 100%;
    max-width: 100%;
    min-height: 0;
    display: grid;
    grid-template-columns: minmax(0, 1fr) 42px;
    gap: 7px;
    padding: 9px 9px 7px;
    border-radius: 19px;
  }

  .rail-heading,
  .rail-note,
  .conversation-section-title {
    display: none;
  }

  .conversation-groups {
    min-width: 0;
    display: flex;
    gap: 6px;
    overflow-x: auto;
    padding: 0;
    scrollbar-width: none;
  }

  .current-assistant-card {
    width: 42px;
    height: 42px;
    display: block;
    padding: 0;
    border-radius: 14px;
  }

  .current-assistant-avatar {
    width: 40px;
    height: 40px;
    border-radius: 13px;
  }

  .current-assistant-card p,
  .current-assistant-card > i {
    display: none;
  }

  .conversation-section,
  .conversation-section + .conversation-section {
    display: contents;
    margin: 0;
  }

  .conversation-item {
    width: auto;
    min-width: 128px;
    grid-template-columns: 31px minmax(0, 1fr);
    padding: 7px 9px;
    margin: 0;
    border-radius: 13px;
  }

  .conversation-icon {
    width: 31px;
    height: 31px;
    border-radius: 11px;
    font-size: 11px;
  }

  .conversation-item time,
  .conversation-item-copy span {
    display: none;
  }

  .conversation-item-copy strong {
    font-size: 11px;
  }

  .chat-room {
    width: 100%;
    max-width: 100%;
    border-radius: 20px;
  }

  .chat-heading {
    min-height: 64px;
    padding: 10px 13px;
  }

  .conversation-glyph {
    width: 38px;
    height: 38px;
    border-radius: 13px;
  }

  .chat-heading-copy h2 {
    font-size: 16px;
  }

  .chat-heading-copy div > span,
  .chat-heading-members {
    display: none;
  }

  .message-list {
    padding: 18px 13px 14px;
  }

  .message-row {
    margin: 12px 0;
  }

  .message-main {
    max-width: 91%;
  }

  .message-bubble {
    font-size: 12px;
  }

  .message-composer {
    width: 100%;
    min-width: 0;
    grid-template-columns: minmax(0, 1fr) 50px;
    padding: 8px 9px 9px;
  }

  .composer-field textarea {
    min-width: 0;
  }

  .composer-hint {
    display: none;
  }

  .send-button {
    min-width: 50px;
  }

  .send-button span {
    display: none;
  }
}

.rail-close {
  display: none;
}

.rail-quick-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 12px 6px 2px;
}

.rail-quick-nav a {
  width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.8);
  color: var(--accent);
  font-size: 17px;
  transition: background 0.18s ease, transform 0.18s ease;
}

.rail-quick-nav a:hover,
.rail-quick-nav a:focus-visible {
  background: var(--accent-soft);
  transform: translateY(-1px);
  outline: none;
}

.sidebar-backdrop {
  position: fixed;
  z-index: 69;
  inset: 0;
  background: rgba(31, 30, 47, 0.28);
  backdrop-filter: blur(3px);
}

.message-composer {
  position: relative;
  z-index: 20;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: end;
}

.composer-tools {
  position: relative;
  display: flex;
  align-items: center;
  gap: 6px;
  padding-bottom: 5px;
}

.composer-tool-button {
  min-width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: 14px;
  color: var(--accent);
  background: rgba(255,255,255,.78);
  cursor: pointer;
}

.composer-tool-button > span:empty {
  display: none;
}

.composer-tool-button > span {
  max-width: 116px;
  overflow: hidden;
  font-size: 9px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.composer-popovers {
  position: absolute;
  z-index: 35;
  left: 15px;
  bottom: 66px;
  width: min(340px, calc(100vw - 34px));
  pointer-events: none;
}

.composer-popover {
  position: relative;
  left: auto;
  bottom: auto;
  width: 100%;
  max-height: min(420px, 58vh);
  display: block;
  overflow-y: auto;
  padding: 12px;
  border: 1px solid var(--line-strong);
  border-radius: 17px;
  background: var(--surface-strong);
  box-shadow: 0 20px 54px rgba(45,43,70,.18);
  pointer-events: auto;
}

.composer-popover > strong {
  display: block;
  margin: 0 0 9px;
  color: var(--ink-soft);
  font-size: 10px;
}

.response-targets > div {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.model-picker > div {
  display: grid;
  gap: 10px;
}

.model-picker-group {
  display: grid;
  gap: 5px;
}

.model-picker-group h4 {
  margin: 2px 4px;
  color: var(--muted);
  font-size: 9px;
  font-weight: 600;
}

.model-choice {
  min-height: 38px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  padding: 8px 10px;
  border-radius: 11px;
  color: var(--ink-soft);
  background: rgba(105,91,180,.045);
  cursor: pointer;
  text-align: left;
  font-size: 10px;
}

.model-choice.is-selected {
  color: var(--accent-strong);
  background: var(--accent-soft);
}

.model-choice span {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.local-model-controls {
  display: grid;
  gap: 10px;
  min-width: 240px;
}

.local-model-advanced {
  display: grid;
  gap: 8px;
}

.local-model-advanced summary {
  padding: 2px 4px;
  color: var(--muted);
  font-size: 10px;
  font-weight: 600;
  cursor: pointer;
  list-style-position: inside;
}

.local-model-advanced[open] summary {
  margin-bottom: 2px;
  color: var(--ink-soft);
}

.local-model-advanced .model-picker-group {
  margin-bottom: 4px;
}

.local-model-save {
  justify-self: start;
  padding: 7px 12px;
  border-radius: 10px;
  background: var(--accent);
  color: #fff;
  font-size: 11px;
  cursor: pointer;
}

.local-model-save:hover {
  background: var(--accent-strong);
}

@media (max-width: 760px) {
  html,
  body {
    height: 100%;
    overflow: hidden;
  }

  body.is-sidebar-open {
    overscroll-behavior: none;
  }

  .council-header {
    min-height: 56px;
    grid-template-columns: auto;
    padding: 6px 8px;
  }

  .council-brand {
    width: 44px;
  }

  .council-brand > a,
  .council-header-status,
  .council-header-actions {
    display: none;
  }

  .council-brand-mark {
    width: 44px;
    height: 44px;
  }

  .council-app {
    height: calc(100dvh - 56px);
    display: block;
    padding: 0;
  }

  .conversation-rail {
    position: fixed;
    z-index: 70;
    inset: 0 auto 0 0;
    width: min(86vw, 330px);
    max-width: none;
    height: 100dvh;
    display: flex;
    grid-template-columns: none;
    gap: 0;
    padding: calc(12px + env(safe-area-inset-top)) 12px calc(12px + env(safe-area-inset-bottom));
    border-radius: 0 24px 24px 0;
    background: rgba(250,250,252,.98);
    transform: translateX(-105%);
    transition: transform .2s ease;
  }

  .conversation-rail.is-open {
    transform: translateX(0);
  }

  .rail-heading {
    display: flex;
    padding: 0 4px 12px;
  }

  .rail-heading > div,
  .rail-note {
    display: none;
  }

  .rail-refresh,
  .rail-close {
    width: 44px;
    height: 44px;
    display: grid;
    place-items: center;
    border-radius: 13px;
  }

  .rail-close {
    margin-left: auto;
    color: var(--ink-soft);
    background: rgba(83,79,107,.06);
    cursor: pointer;
  }

  .conversation-groups {
    min-height: 0;
    display: block;
    overflow-y: auto;
    padding: 3px;
  }

  .conversation-section,
  .conversation-section + .conversation-section {
    display: block;
    margin: 0 0 18px;
  }

  .conversation-section-title {
    display: block;
    margin: 0 7px 7px;
    color: var(--muted);
    font-size: 9px;
  }

  .conversation-item {
    width: 100%;
    min-width: 0;
    grid-template-columns: 36px minmax(0,1fr) auto;
    min-height: 52px;
    padding: 7px 9px;
    margin: 3px 0;
  }

  .conversation-icon {
    width: 36px;
    height: 36px;
  }

  .conversation-item-copy span,
  .conversation-item time {
    display: block;
  }

  .current-assistant-card {
    width: 100%;
    height: auto;
    display: grid;
    grid-template-columns: 42px minmax(0,1fr) auto;
    padding: 7px;
    border-radius: 15px;
  }

  .current-assistant-avatar {
    width: 42px;
    height: 42px;
  }

  .current-assistant-card p,
  .current-assistant-card > i {
    display: flex;
  }

  .rail-quick-nav {
    gap: 18px;
    padding: 12px 6px 4px;
  }

  .chat-room {
    height: 100%;
    border: 0;
    border-radius: 0;
    box-shadow: none;
  }

  .chat-heading {
    min-height: 52px;
    padding: 7px 11px;
  }

  .conversation-glyph {
    width: 36px;
    height: 36px;
    border-radius: 12px;
  }

  .chat-heading-copy {
    gap: 9px;
  }

  .chat-heading-copy p,
  .chat-heading-copy div > span,
  .chat-heading-members {
    display: none;
  }

  .chat-heading-copy h2 {
    margin: 0;
    font-size: 15px;
  }

  .message-list {
    padding: 14px 10px calc(18px + env(safe-area-inset-bottom));
  }

  .message-row {
    grid-template-columns: 30px minmax(0,1fr);
    gap: 7px;
    margin: 11px 0;
  }

  .message-row.is-owner {
    grid-template-columns: minmax(0,1fr) 30px;
  }

  .message-avatar {
    width: 30px;
    height: 30px;
  }

  .message-main {
    max-width: 94%;
  }

  .message-bubble {
    padding: 9px 11px;
    font-size: 12px;
  }

  .message-composer {
    position: relative;
    grid-template-columns: 44px minmax(0,1fr) 48px;
    gap: 6px;
    padding: 7px 8px calc(7px + env(safe-area-inset-bottom));
  }

  .composer-tools {
    padding-bottom: 5px;
  }

  .composer-tool-button {
    width: 44px;
    padding: 0;
  }

  .composer-tool-button > span {
    display: none;
  }

  .composer-popovers {
    right: 8px;
    left: 8px;
    bottom: calc(54px + env(safe-area-inset-bottom));
    width: auto;
  }

  .composer-popover {
    max-height: min(54vh, 420px);
  }

  .composer-field textarea {
    min-height: 46px;
    padding: 10px 11px;
    border-radius: 15px;
  }

  .send-button {
    min-width: 48px;
    min-height: 46px;
    padding: 0;
  }

  .agent-thinking {
    padding: 4px 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

/* Council chat polish: compact identity, durable actions and mobile-first composer. */
.mobile-sidebar-button {
  display: none;
}

.current-assistant-card p,
.current-assistant-card p strong {
  display: block;
  min-width: 0;
  margin: 0;
}

.current-assistant-avatar {
  display: grid !important;
  place-items: center;
  line-height: 1;
}

.current-assistant-card strong {
  margin: 0;
  font-size: 12px;
}

.message-main {
  position: relative;
}

.message-text {
  display: block;
}

.message-reasoning {
  margin: -2px 0 9px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(105, 91, 180, 0.11);
  color: var(--ink-soft);
  white-space: normal;
}

.message-reasoning summary {
  width: fit-content;
  display: flex;
  align-items: center;
  gap: 7px;
  color: var(--accent-strong);
  cursor: pointer;
  font-size: 11px;
  font-weight: 600;
  list-style: none;
  user-select: none;
}

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

.message-reasoning-caret {
  margin-left: 3px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1;
}

.message-reasoning summary small {
  color: var(--muted);
  font-size: 9px;
  font-weight: 500;
}

.message-reasoning-mark {
  letter-spacing: -4px;
  margin-right: 4px;
}

.message-reasoning-copy {
  margin-top: 8px;
  /* 展开后点思考链正文即可收起 */
  cursor: pointer;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.65;
  white-space: pre-wrap;
}

.message-citation,
.message-part-attachment {
  width: fit-content;
  max-width: 100%;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin: 7px 6px 0 0;
  padding: 5px 8px;
  border-radius: 9px;
  color: var(--accent-strong);
  background: rgba(105, 91, 180, 0.075);
  font-size: 10px;
  text-decoration: none;
}

.message-citation {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.message-part-attachment span {
  min-width: 0;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.message-part-attachment small {
  color: var(--muted);
  font-size: 9px;
}

.message-part-attachment.is-image {
  display: grid;
  justify-items: start;
  gap: 5px;
  padding: 6px;
  border: 1px solid rgba(105, 91, 180, 0.14);
  border-radius: 12px;
  background: rgba(105, 91, 180, 0.05);
  cursor: zoom-in;
}

.message-part-attachment.is-image img {
  width: min(220px, 100%);
  max-height: 160px;
  display: block;
  border-radius: 8px;
  object-fit: cover;
}

.composer-attachments > span.is-image img {
  width: 28px;
  height: 28px;
  display: block;
  border-radius: 6px;
  object-fit: cover;
}

.attachment-lightbox {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(20, 18, 38, 0.78);
  cursor: zoom-out;
}

.attachment-lightbox img {
  max-width: 100%;
  max-height: 100%;
  border-radius: 10px;
  object-fit: contain;
}

.message-source-modal {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: grid;
  place-items: center;
  padding: 18px;
  background: rgba(20, 18, 38, 0.55);
}

.message-source-dialog {
  width: min(640px, 100%);
  max-height: 82vh;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  border: 1px solid rgba(105, 91, 180, 0.16);
  border-radius: 14px;
  background: var(--card, #fff);
  box-shadow: 0 18px 48px rgba(30, 24, 60, 0.22);
  overflow: hidden;
}

.message-source-dialog header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 12px;
  border-bottom: 1px solid rgba(105, 91, 180, 0.12);
}

.message-source-dialog header strong {
  flex: 1;
  font-size: 12px;
}

.message-source-dialog header button {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 9px;
  border-radius: 8px;
  color: var(--accent-strong);
  background: rgba(105, 91, 180, 0.08);
  font-size: 11px;
  cursor: pointer;
}

.message-source-dialog pre {
  margin: 0;
  padding: 12px;
  overflow: auto;
  color: var(--ink-soft);
  font-size: 11px;
  line-height: 1.7;
  white-space: pre-wrap;
  word-break: break-word;
}

.message-tool {
  margin: 8px 0 2px;
  padding: 7px 9px;
  border: 1px solid rgba(105, 91, 180, 0.12);
  border-radius: 10px;
  color: var(--ink-soft);
  background: rgba(105, 91, 180, 0.045);
  font-size: 10px;
}

.message-tool summary {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  list-style: none;
}

.message-tool pre {
  max-height: 220px;
  overflow: auto;
  margin: 7px 0 0;
  white-space: pre-wrap;
  word-break: break-word;
}

.message-quote {
  width: min(100%, 440px);
  display: grid;
  gap: 2px;
  margin: 0 3px 6px;
  padding: 7px 10px;
  border-left: 3px solid rgba(105, 91, 180, 0.34);
  border-radius: 8px;
  color: var(--ink-soft);
  background: rgba(105, 91, 180, 0.055);
  cursor: pointer;
  text-align: left;
}

.message-row.is-owner .message-quote {
  border-left-color: rgba(180, 125, 99, 0.36);
  background: rgba(180, 125, 99, 0.055);
}

.message-quote strong,
.message-quote span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.message-quote strong {
  color: var(--accent-strong);
  font-size: 9px;
}

.message-quote span {
  color: var(--muted);
  font-size: 9px;
}

.message-attachment-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
}

.message-attachment-list > span,
.composer-attachments > span {
  max-width: 100%;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 8px;
  border-radius: 9px;
  color: var(--accent-strong);
  background: rgba(255, 255, 255, 0.68);
  font-size: 9px;
}

.message-actions {
  position: relative;
  min-height: 25px;
  display: flex;
  align-items: center;
  gap: 2px;
  margin: 3px 2px 0;
  opacity: 0;
  transition: opacity 0.15s ease;
}

.message-row.is-owner .message-actions {
  justify-content: flex-end;
}

.message-row:hover .message-actions,
.message-row:focus-within .message-actions {
  opacity: 1;
}

.message-api-usage {
  min-height: 18px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px 9px;
  margin: -2px 5px 2px;
  color: color-mix(in srgb, var(--muted) 72%, transparent);
  font-size: 9px;
  line-height: 1.35;
  font-variant-numeric: tabular-nums;
}

.message-api-usage-item {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  white-space: nowrap;
}

.message-api-usage-item i {
  font-size: 11px;
}

.message-action-button {
  width: 27px;
  height: 27px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  color: var(--muted);
  background: transparent;
  cursor: pointer;
}

.message-action-button:hover,
.message-action-button:focus-visible {
  color: var(--accent-strong);
  background: var(--accent-soft);
  outline: none;
}

.message-action-button:disabled {
  cursor: wait;
  opacity: 0.45;
}

.message-menu {
  position: absolute;
  z-index: 18;
  left: 84px;
  bottom: 28px;
  min-width: 148px;
  overflow: hidden;
  padding: 5px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface-strong);
  box-shadow: 0 16px 38px rgba(45, 43, 70, 0.18);
}

.message-row.is-owner .message-menu {
  right: 0;
  left: auto;
}

.message-menu button {
  width: 100%;
  min-height: 34px;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 7px 9px;
  border-radius: 8px;
  color: var(--ink-soft);
  background: transparent;
  cursor: pointer;
  font-size: 10px;
  text-align: left;
}

.message-menu button:hover,
.message-menu button:focus-visible {
  color: var(--accent-strong);
  background: var(--accent-soft);
  outline: none;
}

.message-composer {
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-rows: auto auto auto;
  align-items: end;
}

.reply-preview {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr) 28px;
  align-items: center;
  gap: 8px;
  padding: 7px 9px;
  border: 1px solid rgba(105, 91, 180, 0.13);
  border-radius: 12px;
  background: rgba(105, 91, 180, 0.055);
}

.reply-preview[hidden] {
  display: none;
}

.reply-preview > span,
.reply-preview > button {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  color: var(--accent);
}

.reply-preview > button {
  background: rgba(255, 255, 255, 0.66);
  cursor: pointer;
}

.reply-preview p,
.reply-preview strong,
.reply-preview small {
  display: block;
  min-width: 0;
  margin: 0;
}

.reply-preview strong {
  color: var(--ink-soft);
  font-size: 9px;
}

.reply-preview small {
  overflow: hidden;
  color: var(--muted);
  font-size: 9px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.message-composer .composer-field {
  grid-column: 1 / -1;
  grid-row: 2;
}

.message-composer .composer-tools {
  grid-column: 1;
  grid-row: 3;
  min-width: 0;
  overflow-x: auto;
  padding: 0;
  scrollbar-width: none;
}

.message-composer .send-button {
  grid-column: 2;
  grid-row: 3;
  min-height: 44px;
}

.composer-tool-button.is-active {
  border-color: rgba(105, 91, 180, 0.28);
  color: var(--accent-strong);
  background: var(--accent-soft);
}

.composer-attachments {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-top: 6px;
}

.composer-attachments[hidden] {
  display: none;
}

.composer-attachments button {
  width: 18px;
  height: 18px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: inherit;
  background: rgba(105, 91, 180, 0.08);
  cursor: pointer;
}

.composer-attachments:not([hidden]) + .composer-hint {
  display: none;
}

@media (max-width: 760px) {
  .council-header {
    display: none;
  }

  .council-app {
    height: 100dvh;
  }

  .chat-heading {
    position: relative;
    min-height: calc(54px + env(safe-area-inset-top));
    display: grid;
    grid-template-columns: 42px minmax(0, 1fr) 42px;
    padding: calc(6px + env(safe-area-inset-top)) 7px 6px;
  }

  .mobile-sidebar-button {
    width: 40px;
    height: 40px;
    display: grid;
    place-items: center;
    grid-column: 1;
    border-radius: 12px;
    color: var(--accent);
    background: rgba(105, 91, 180, 0.075);
    cursor: pointer;
  }

  .chat-heading-copy {
    min-width: 0;
    grid-column: 2;
    justify-content: center;
    gap: 8px;
    text-align: center;
  }

  .chat-room[data-conversation-kind="group"] .conversation-glyph {
    display: none;
  }

  .chat-room[data-conversation-kind="dm"] .conversation-glyph {
    width: 34px;
    height: 34px;
    display: grid;
    border: 0;
    border-radius: 50%;
  }

  .chat-heading-copy h2 {
    max-width: 100%;
    font-size: 16px;
  }

  .message-list {
    padding: 12px 9px 10px;
  }

  .message-main {
    max-width: calc(100vw - 53px);
  }

  .message-actions {
    opacity: 1;
  }

  .message-action-button {
    width: 30px;
    height: 30px;
  }

  .message-action-button:not([data-message-more]) {
    display: none;
  }

  .message-menu {
    position: fixed;
    right: 10px;
    bottom: calc(82px + env(safe-area-inset-bottom));
    left: 10px;
    min-width: 0;
  }

  .message-row.is-owner .message-menu {
    right: 10px;
    left: 10px;
  }

  .agent-thinking {
    min-height: 28px;
  }

  .message-composer {
    grid-template-columns: minmax(0, 1fr) 46px;
    gap: 6px;
    padding: 6px 7px calc(6px + env(safe-area-inset-bottom));
  }

  .message-composer .composer-tools {
    gap: 3px;
  }

  .composer-tool-button {
    width: 38px;
    min-width: 38px;
    height: 38px;
    padding: 0;
    border-radius: 11px;
  }

  .message-composer .send-button {
    min-width: 46px;
    min-height: 40px;
  }

  .composer-popovers {
    bottom: calc(52px + env(safe-area-inset-bottom));
  }

  .current-assistant-card p {
    display: block;
  }

  .current-assistant-card > i {
    display: block;
  }
}

/* Council interaction polish: desktop rail toggle, in-page assistant drawer, and runtime controls. */
.current-assistant-card {
  width: 100%;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.provider-model-icon {
  width: 18px;
  height: 18px;
  display: inline-grid;
  place-items: center;
  flex: 0 0 auto;
}

.provider-model-icon img,
.provider-model-icon i {
  width: 18px;
  height: 18px;
  display: block;
  font-size: 18px;
}

.tool-state-copy {
  max-width: 84px;
  overflow: hidden;
  color: var(--ink-soft);
  font-size: 8px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.capability-unavailable {
  margin: 0;
  padding: 10px 12px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.55;
}

.composer-tool-button:disabled {
  cursor: not-allowed;
  opacity: .46;
}

.capability-picker > div {
  display: grid;
  gap: 5px;
}

.capability-choice {
  width: 100%;
  min-height: 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 11px;
  border-radius: 12px;
  color: var(--ink-soft);
  background: rgba(105, 91, 180, 0.045);
  cursor: pointer;
  text-align: left;
  font-size: 10px;
}

.capability-choice:hover,
.capability-choice:focus-visible,
.capability-choice.is-selected {
  color: var(--accent-strong);
  background: var(--accent-soft);
  outline: none;
}

.assistant-drawer-backdrop {
  position: fixed;
  z-index: 89;
  inset: 0;
  background: rgba(31, 30, 47, 0.28);
  backdrop-filter: blur(4px);
}

.assistant-drawer,
.assistant-drawer-backdrop {
  transition: opacity 0.18s ease;
}

.assistant-drawer {
  position: fixed;
  z-index: 90;
  bottom: 18px;
  left: 18px;
  width: min(430px, calc(100vw - 36px));
  max-height: min(74vh, 680px);
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: 24px;
  background: rgba(252, 251, 248, 0.98);
  box-shadow: 0 28px 80px rgba(45, 43, 70, 0.24);
  opacity: 0;
  transform: translateY(calc(100% + 34px));
  transition: transform 0.2s ease, opacity 0.18s ease;
}

.assistant-drawer[hidden],
.assistant-drawer-backdrop[hidden] {
  display: none !important;
}

.assistant-drawer.is-open {
  opacity: 1;
  transform: translateY(0);
}

.assistant-drawer > header {
  min-height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 17px;
  border-bottom: 1px solid var(--line);
}

.assistant-drawer > header small,
.assistant-drawer > header h2 {
  display: block;
  margin: 0;
}

.assistant-drawer > header small {
  color: var(--accent);
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.assistant-drawer > header h2 {
  margin-top: 3px;
  font-family: var(--serif);
  font-size: 19px;
}

.assistant-drawer > header button {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border-radius: 12px;
  color: var(--ink-soft);
  background: rgba(83, 79, 107, 0.06);
  cursor: pointer;
}

.assistant-drawer-list {
  min-height: 0;
  display: grid;
  align-content: start;
  gap: 7px;
  overflow-y: auto;
  padding: 12px;
}

.assistant-drawer-option {
  width: 100%;
  min-height: 68px;
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 12px;
  padding: 9px 12px;
  border: 1px solid transparent;
  border-radius: 17px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.52);
  cursor: pointer;
  text-align: left;
  touch-action: pan-y; /* 保留纵向滚动,长按由 JS 接管成拖动排序 */
  user-select: none;
  -webkit-user-select: none;
}

.assistant-drawer-option.is-dragging {
  border-color: rgba(105, 91, 180, 0.35);
  background: var(--accent-soft);
  box-shadow: 0 8px 22px rgba(83, 74, 140, 0.18);
  cursor: grabbing;
}

.assistant-drawer-option:hover,
.assistant-drawer-option:focus-visible,
.assistant-drawer-option.is-selected {
  border-color: rgba(105, 91, 180, 0.22);
  background: var(--accent-soft);
  outline: none;
}

.assistant-drawer-avatar {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border-radius: 50%;
  color: var(--accent-strong);
  background: rgba(255, 255, 255, 0.84);
  box-shadow: inset 0 0 0 1px var(--line);
  font-family: var(--serif);
  font-weight: 700;
}

.assistant-drawer-option > span:nth-child(2) {
  min-width: 0;
}

.assistant-drawer-option strong,
.assistant-drawer-option small {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.assistant-drawer-option strong {
  font-family: var(--serif);
  font-size: 15px;
}

.assistant-drawer-option small {
  margin-top: 3px;
  color: var(--muted);
  font-size: 9px;
}

.assistant-drawer-option > i {
  color: var(--accent);
  font-size: 20px;
}

.assistant-drawer-option > i.assistant-drawer-grip {
  color: var(--muted);
  font-size: 14px;
  cursor: grab;
}

.assistant-drawer > footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  border-top: 1px solid var(--line);
}

.assistant-drawer > footer a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--accent-strong);
  font-size: 10px;
}

.message-menu button:disabled {
  color: var(--muted);
  cursor: default;
  opacity: 0.74;
}

@media (min-width: 761px) {
  .council-app.is-desktop-sidebar-collapsed {
    grid-template-columns: minmax(420px, 1fr) minmax(220px, 290px);
  }

  .council-app.is-desktop-sidebar-collapsed .conversation-rail {
    display: none;
  }

  .council-app.is-desktop-sidebar-collapsed + .sidebar-backdrop {
    display: none !important;
  }
}

@media (min-width: 761px) and (max-width: 1050px) {
  .council-app.is-desktop-sidebar-collapsed {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 760px) {
  body.is-assistant-drawer-open {
    overscroll-behavior: none;
  }

  .assistant-drawer {
    right: 0;
    bottom: 0;
    left: 0;
    width: 100%;
    max-height: min(72dvh, 620px);
    border-right: 0;
    border-bottom: 0;
    border-left: 0;
    border-radius: 24px 24px 0 0;
  }

  .assistant-drawer > footer {
    padding-bottom: calc(12px + env(safe-area-inset-bottom));
  }

  .message-actions {
    display: none;
    opacity: 0;
  }

  .message-row.is-actions-open .message-actions {
    display: flex;
    opacity: 1;
  }

  .message-action-button:not([data-message-more]) {
    display: grid;
  }

  .message-composer .composer-tools {
    overflow-x: auto;
  }

  .composer-tool-button:has(.tool-state-copy) {
    width: auto;
    max-width: 112px;
    padding: 0 8px;
  }

  .composer-tool-button > .tool-state-copy,
  .composer-tool-button > .provider-model-icon {
    display: inline-grid;
  }

  .tool-state-copy {
    max-width: 58px;
    font-size: 7px;
  }
}

/* Installed PWA and narrow-screen final layout. Keep this block last. */
@media (max-width: 760px) {
  html,
  body {
    width: 100%;
    height: 100%;
    min-height: 100%;
    overflow: hidden;
    overscroll-behavior: none;
  }

  .council-app {
    width: 100%;
    height: var(--council-visual-height, 100dvh);
    min-height: 0;
    display: block;
    padding: 0;
  }

  .chat-room {
    width: 100%;
    height: 100%;
    min-height: 0;
    display: grid;
    grid-template-rows: auto auto minmax(0, 1fr) auto auto;
    border: 0;
    border-radius: 0;
    box-shadow: none;
  }

  .chat-heading {
    min-height: calc(50px + env(safe-area-inset-top));
    grid-template-columns: 40px minmax(0, 1fr) 40px;
    padding: calc(5px + env(safe-area-inset-top)) 6px 5px;
  }

  .mobile-sidebar-button {
    width: 38px;
    height: 38px;
    border-radius: 11px;
  }

  .chat-heading-copy {
    min-width: 0;
    gap: 7px;
  }

  .chat-heading-copy h2 {
    font-size: 15px;
  }

  .chat-room[data-conversation-kind="dm"] .conversation-glyph {
    width: 32px;
    height: 32px;
  }

  .message-stage {
    min-height: 0;
    overflow-x: hidden;
    overflow-y: auto;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
  }

  .message-list {
    width: 100%;
    min-height: 100%;
    padding: 10px 8px 12px;
  }

  .message-row {
    grid-template-columns: 30px minmax(0, 1fr);
    gap: 7px;
    margin: 10px 0;
  }

  .message-row.is-owner {
    grid-template-columns: minmax(0, 1fr) 30px;
  }

  .message-main {
    max-width: calc(100vw - 49px);
  }

  .message-bubble {
    padding: 9px 11px;
    font-size: 13px;
    line-height: 1.65;
  }

  .message-meta {
    margin-bottom: 4px;
  }

  .agent-thinking {
    min-height: 25px;
    padding: 3px 10px;
  }

  .message-composer {
    width: 100%;
    max-width: 100%;
    min-width: 0;
    grid-template-columns: minmax(0, 1fr) 44px;
    gap: 5px 6px;
    padding: 6px 6px calc(6px + env(safe-area-inset-bottom));
    background: rgba(250, 250, 252, 0.97);
  }

  .message-composer .composer-field {
    min-width: 0;
  }

  .composer-field textarea {
    min-height: 44px;
    max-height: min(32dvh, 160px);
    padding: 9px 10px;
    border-radius: 14px;
    font-size: 16px;
    line-height: 1.45;
  }

  .composer-hint {
    display: none;
  }

  .message-composer .composer-tools {
    width: 100%;
    min-width: 0;
    display: flex;
    gap: 3px;
    overflow-x: auto;
    overflow-y: hidden;
    padding: 0;
    overscroll-behavior-x: contain;
  }

  .composer-tool-button {
    width: 38px;
    min-width: 38px;
    height: 38px;
    padding: 0;
    border-radius: 11px;
  }

  .composer-tool-button[data-model-toggle],
  .composer-tool-button[data-reasoning-indicator],
  .composer-tool-button[data-search-indicator] {
    width: auto;
    max-width: 98px;
    padding: 0 7px;
  }

  .composer-tool-button > .tool-state-copy,
  .composer-tool-button > .provider-model-icon {
    display: inline-grid;
  }

  .tool-state-copy {
    max-width: 54px;
    font-size: 8px;
  }

  .provider-model-icon,
  .provider-model-icon img,
  .provider-model-icon i {
    width: 17px;
    height: 17px;
    font-size: 17px;
  }

  .message-composer .send-button {
    min-width: 44px;
    min-height: 38px;
    border-radius: 12px;
  }

  .composer-popovers {
    right: 6px;
    left: 6px;
    bottom: calc(50px + env(safe-area-inset-bottom));
    width: auto;
  }

  .composer-popover {
    width: 100%;
    max-height: min(52dvh, 360px);
    border-radius: 16px;
  }

  .reply-preview {
    padding: 6px 8px;
  }

  .conversation-rail {
    width: min(84vw, 316px);
  }

  .assistant-drawer {
    max-height: min(72dvh, 600px);
  }

  .assistant-drawer > footer {
    flex-wrap: wrap;
  }
}

@media (max-width: 760px) {
  body.is-member-drawer-open {
    overflow: hidden;
    overscroll-behavior: none;
  }

  .chat-room[data-conversation-kind="group"] .mobile-member-button,
  .chat-room[data-conversation-kind="dm"] .mobile-member-button {
    width: 38px;
    height: 38px;
    display: grid;
    place-items: center;
    grid-column: 3;
    border-radius: 11px;
    color: var(--accent);
    background: rgba(105, 91, 180, 0.075);
    cursor: pointer;
  }

  .member-rail-backdrop:not([hidden]) {
    position: fixed;
    z-index: 77;
    inset: 0;
    display: block;
    background: rgba(33, 31, 47, 0.24);
    backdrop-filter: blur(2px);
  }

  .member-rail.is-mobile-open {
    position: fixed;
    z-index: 78;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(84vw, 340px);
    display: flex;
    padding: calc(18px + env(safe-area-inset-top)) 14px calc(14px + env(safe-area-inset-bottom));
    border: 0;
    border-radius: 22px 0 0 22px;
    box-shadow: -18px 0 52px rgba(48, 43, 77, 0.18);
    animation: council-member-drawer-in 180ms ease-out both;
  }

  .member-rail.is-mobile-open .member-heading > button {
    width: 34px;
    height: 34px;
    display: grid;
    place-items: center;
    border-radius: 10px;
    background: rgba(105, 91, 180, 0.075);
    cursor: pointer;
  }

  .member-rail.is-mobile-open .member-list {
    padding-bottom: 12px;
  }
}

@keyframes council-member-drawer-in {
  from { transform: translateX(28px); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

@media (max-width: 350px) {
  .composer-tool-button[data-model-toggle],
  .composer-tool-button[data-reasoning-indicator],
  .composer-tool-button[data-search-indicator] {
    max-width: 82px;
    padding: 0 6px;
  }

  .tool-state-copy {
    max-width: 42px;
    font-size: 7px;
  }
}

/* Council v1 requirement-first workspace */
.workspace-drawer-backdrop {
  position: fixed;
  z-index: 88;
  inset: 0;
  background: rgba(30, 29, 43, 0.34);
  backdrop-filter: blur(4px);
}

.workspace-drawer {
  position: fixed;
  z-index: 89;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(760px, 92vw);
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr);
  color: var(--ink);
  background: #f8f8fb;
  box-shadow: -24px 0 70px rgba(42, 38, 70, 0.24);
  animation: council-member-drawer-in 180ms ease-out both;
}

.workspace-drawer[hidden],
.workspace-drawer-backdrop[hidden] { display: none; }

body.is-workspace-open { overflow: hidden; }

.workspace-drawer-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  padding: 22px 24px 17px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.88);
}

.workspace-drawer-heading small,
.workspace-section-heading small {
  color: var(--accent);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: .16em;
}

.workspace-drawer-heading h2,
.workspace-drawer-heading p,
.workspace-section-heading h3 { margin: 0; }
.workspace-drawer-heading h2 { margin-top: 3px; font-family: var(--serif); font-size: 23px; }
.workspace-drawer-heading p { margin-top: 4px; color: var(--muted); font-size: 10px; }
.workspace-drawer-heading button {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border: 0;
  border-radius: 12px;
  color: var(--accent);
  background: rgba(105, 91, 180, .08);
  cursor: pointer;
}

.requirement-compose {
  display: grid;
  gap: 10px;
  padding: 16px 24px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, .72);
}

.requirement-compose label,
.runtime-card label,
.workspace-default-planner { display: grid; gap: 5px; color: var(--ink-soft); font-size: 10px; }
.requirement-compose textarea,
.requirement-compose select,
.workspace-correction textarea,
.workspace-correction select,
.runtime-card select,
.workspace-default-planner select {
  width: 100%;
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  color: var(--ink);
  background: white;
  font: inherit;
}
.requirement-compose textarea,
.workspace-correction textarea { resize: vertical; padding: 10px 12px; line-height: 1.55; }
.requirement-compose select,
.workspace-correction select,
.runtime-card select,
.workspace-default-planner select { min-height: 37px; padding: 7px 10px; }
.requirement-compose-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: end; gap: 10px; }
.requirement-compose-row button,
.workspace-accept,
.workspace-correction button {
  min-height: 38px;
  padding: 8px 14px;
  border: 0;
  border-radius: 12px;
  color: #fff;
  background: linear-gradient(145deg, var(--accent), var(--accent-strong));
  cursor: pointer;
  font-size: 11px;
  font-weight: 700;
}

.workspace-content { min-height: 0; overflow-y: auto; padding: 18px 24px 38px; }
.workspace-section + .workspace-section { margin-top: 24px; }
.workspace-section-heading { display: flex; align-items: end; justify-content: space-between; gap: 12px; margin-bottom: 11px; }
.workspace-section-heading h3 { margin-top: 2px; font-family: var(--serif); font-size: 19px; }
.workspace-section-heading > span { color: var(--muted); font-size: 9px; }
.requirement-list { display: grid; gap: 13px; }
.requirement-card,
.runtime-card {
  overflow: hidden;
  padding: 15px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, .92);
  box-shadow: 0 10px 28px rgba(58, 52, 91, .055);
}
.requirement-card > header { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.requirement-card > header > div { display: flex; align-items: center; gap: 8px; }
.requirement-card > header strong,
.requirement-card > header small { color: var(--muted); font-size: 9px; }
.workspace-status { padding: 4px 8px; border-radius: 999px; color: var(--accent); background: var(--lavender); font-size: 9px; font-weight: 700; }
.requirement-card.is-awaiting_owner_test .workspace-status { color: #6d4a10; background: #fff0c9; }
.requirement-card.is-accepted .workspace-status { color: #2e7356; background: #def3e7; }
.requirement-card h4 { margin: 12px 0; font-family: var(--serif); font-size: 17px; line-height: 1.55; }
.requirement-card details { border-top: 1px solid rgba(75, 72, 105, .08); padding-top: 10px; }
.requirement-card summary,
.runtime-card summary { color: var(--ink-soft); cursor: pointer; font-size: 10px; font-weight: 700; }
.brief-ledger { display: grid; gap: 8px; margin: 10px 0; }
.brief-ledger div { display: grid; grid-template-columns: 112px minmax(0, 1fr); gap: 10px; }
.brief-ledger dt,
.brief-list > strong { color: var(--muted); font-size: 9px; }
.brief-ledger dd { margin: 0; color: var(--ink-soft); font-size: 11px; line-height: 1.65; white-space: pre-wrap; }
.brief-list { margin: 8px 0; }
.brief-list ul { margin: 5px 0 0; padding-left: 18px; color: var(--ink-soft); font-size: 10px; line-height: 1.65; }
.alignment-row { display: flex; align-items: center; flex-wrap: wrap; gap: 6px; margin: 12px 0; color: var(--muted); font-size: 9px; }
.alignment-row b { padding: 4px 7px; border-radius: 999px; color: var(--muted); background: #f1f1f5; font-weight: 600; }
.alignment-row b.is-acked { color: #2e7356; background: #e2f5ea; }
.progress-ledger { display: grid; gap: 4px; padding: 11px 12px; border-radius: 13px; background: #f4f2fb; }
.progress-ledger small { color: var(--accent); font-size: 8px; letter-spacing: .08em; }
.progress-ledger strong { font-size: 11px; }
.progress-ledger p,
.progress-ledger em { margin: 0; color: var(--muted); font-size: 9px; font-style: normal; }
.workspace-tasks { display: grid; gap: 8px; margin-top: 10px; }
.workspace-task { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: start; gap: 9px; padding: 10px; border: 1px solid rgba(75, 72, 105, .09); border-radius: 12px; }
.workspace-task-state { padding: 3px 6px; border-radius: 8px; color: var(--accent); background: var(--lavender); font-size: 8px; }
.workspace-task.is-done .workspace-task-state { color: #2e7356; background: #def3e7; }
.workspace-task.is-blocked .workspace-task-state { color: var(--danger); background: #fae7e7; }
.workspace-task strong { display: block; font-size: 11px; }
.workspace-task p { margin: 4px 0; color: var(--ink-soft); font-size: 9px; line-height: 1.55; }
.workspace-task small,
.workspace-task em { color: var(--muted); font-size: 8px; font-style: normal; }
.workspace-accept { width: 100%; margin-top: 11px; background: linear-gradient(145deg, #4d896c, #2f6c51); }
.workspace-correction { display: grid; grid-template-columns: minmax(0, 1fr) 170px auto; gap: 7px; margin-top: 11px; }
.workspace-correction textarea { min-height: 42px; font-size: 10px; }
.workspace-correction select { font-size: 9px; }
.event-ledger { margin-top: 10px; }
.event-ledger p { color: var(--muted); font-size: 9px; line-height: 1.6; }
.event-ledger ol { display: grid; gap: 5px; margin: 8px 0 0; padding: 0; list-style: none; }
.event-ledger li { display: flex; justify-content: space-between; gap: 10px; padding: 6px 8px; border-radius: 8px; background: #f6f5fa; }
.event-ledger li span { color: var(--ink-soft); font-size: 9px; }
.event-ledger li small { color: var(--muted); font-size: 8px; }
.team-ledger { margin-top: 10px; }
.team-ledger > div { display: grid; gap: 6px; margin-top: 8px; }
.team-ledger p { display: grid; gap: 2px; margin: 0; padding: 7px 9px; border-radius: 9px; background: #f6f5fa; }
.team-ledger strong { color: var(--accent); font-size: 8px; }
.team-ledger span { color: var(--ink-soft); font-size: 9px; line-height: 1.5; }
.workspace-empty { display: grid; place-items: center; gap: 5px; min-height: 150px; padding: 24px; color: var(--muted); text-align: center; }
.workspace-empty i { color: var(--accent); font-size: 25px; }
.workspace-empty p { max-width: 360px; margin: 0; font-size: 10px; line-height: 1.65; }
.workspace-empty.is-error { color: var(--danger); }
.workspace-muted { margin: 8px 0; color: var(--muted); font-size: 9px; }
.workspace-default-planner { grid-template-columns: 130px minmax(0, 1fr); align-items: center; margin-bottom: 10px; }
.runtime-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.runtime-card { display: grid; gap: 10px; }
.runtime-card > header { display: grid; grid-template-columns: 36px minmax(0, 1fr) auto; align-items: center; gap: 8px; }
.runtime-card > header .member-avatar { width: 36px; height: 36px; display: grid; place-items: center; border-radius: 50%; color: var(--accent); background: var(--lavender); }
.runtime-card > header strong,
.runtime-card > header small { display: block; }
.runtime-card > header strong { font-size: 12px; }
.runtime-card > header small { margin-top: 2px; color: var(--muted); font-size: 8px; }
.runtime-card > header > i { color: var(--accent); }
.runtime-actual { display: grid; gap: 2px; margin: 0; padding: 9px; border-radius: 11px; background: #f4f2fb; }
.runtime-actual span,
.runtime-actual small { color: var(--muted); font-size: 8px; }
.runtime-actual strong { font-size: 10px; overflow-wrap: anywhere; }
.runtime-card details > label { margin-top: 8px; }
.permission-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 6px; margin-top: 9px; }
.permission-grid label { display: flex; align-items: center; gap: 6px; color: var(--ink-soft); font-size: 9px; }
.permission-grid input { accent-color: var(--accent); }

@media (max-width: 760px) {
  .workspace-drawer { width: 100vw; }
  .workspace-drawer-heading { padding: calc(14px + env(safe-area-inset-top)) 14px 12px; }
  .workspace-drawer-heading h2 { font-size: 19px; }
  .requirement-compose { padding: 12px 14px; }
  .workspace-content { padding: 13px 12px calc(28px + env(safe-area-inset-bottom)); }
  .runtime-grid { grid-template-columns: 1fr; }
  .workspace-correction { grid-template-columns: 1fr auto; }
  .workspace-correction textarea { grid-column: 1 / -1; }
  .brief-ledger div { grid-template-columns: 1fr; gap: 3px; }
  .workspace-task { grid-template-columns: auto minmax(0, 1fr); }
  .workspace-task > em { display: none; }
}

/* ---- 会话头部操作（搜索 / 导出） ---- */

.chat-heading-action {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border: 0;
  border-radius: 9px;
  color: var(--accent);
  background: transparent;
  font-size: 15px;
  cursor: pointer;
}

.chat-heading-action:hover,
.chat-heading-action:focus-visible,
.chat-heading-action[aria-expanded="true"] {
  background: var(--accent-soft);
  outline: none;
}

.conversation-search {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--line-strong);
  background: var(--surface-strong);
}

.conversation-search[hidden] {
  display: none;
}

.conversation-search input {
  flex: 1;
  min-width: 0;
  padding: 8px 11px;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  background: transparent;
  font: inherit;
  font-size: 12px;
  color: var(--ink);
}

.conversation-search input:focus {
  outline: none;
  border-color: var(--accent);
}

.conversation-search-count {
  min-width: 34px;
  color: var(--muted);
  font-size: 11px;
  text-align: center;
  white-space: nowrap;
}

.conversation-search-count:empty {
  display: none;
}

.conversation-search-jump {
  width: 30px;
  height: 30px;
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line-strong);
  border-radius: 9px;
  background: transparent;
  color: var(--accent);
  cursor: pointer;
}

.conversation-search-jump:hover,
.conversation-search-jump:focus-visible {
  background: var(--accent-soft);
  outline: none;
}


/* ---- Markdown 消息正文 ---- */

.message-markdown > :first-child { margin-top: 0; }
.message-markdown > :last-child { margin-bottom: 0; }

.message-markdown p,
.message-markdown ul,
.message-markdown ol {
  margin: 0 0 8px;
}

.message-markdown ul,
.message-markdown ol {
  padding-left: 20px;
}

.message-markdown h1,
.message-markdown h2,
.message-markdown h3,
.message-markdown h4 {
  margin: 10px 0 6px;
  font-size: 13px;
  color: var(--ink);
}

.message-markdown a {
  color: var(--accent-strong);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.message-markdown blockquote {
  margin: 0 0 8px;
  padding: 4px 10px;
  border-left: 3px solid var(--accent-soft);
  color: var(--ink-soft);
}

.message-markdown code {
  padding: 1px 5px;
  border-radius: 6px;
  background: rgba(105, 91, 180, 0.09);
  color: var(--accent-strong);
  font-size: 0.92em;
}

.message-markdown table {
  border-collapse: collapse;
  margin: 0 0 8px;
  font-size: 11px;
}

.message-markdown th,
.message-markdown td {
  padding: 4px 8px;
  border: 1px solid var(--line-strong);
}

.code-block {
  margin: 0 0 8px;
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  overflow: hidden;
  background: rgba(31, 30, 47, 0.03);
}

.code-block-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 4px 6px 4px 12px;
  background: rgba(105, 91, 180, 0.06);
  color: var(--muted);
  font-size: 10px;
}

.code-block-copy {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--accent);
  font-size: 10px;
  cursor: pointer;
}

.code-block-copy:hover,
.code-block-copy:focus-visible {
  background: var(--accent-soft);
  outline: none;
}

.code-block-copy.is-copied {
  color: var(--accent-strong);
}

.code-block pre {
  margin: 0;
  padding: 10px 12px;
  overflow-x: auto;
  font-size: 11px;
  line-height: 1.6;
}

.code-block pre code {
  padding: 0;
  background: transparent;
  color: var(--ink);
}

/* ---- 搜索定位高亮 ---- */

.message-row.is-spotlight .message-bubble {
  animation: message-spotlight 2s ease;
}

@keyframes message-spotlight {
  0%, 55% {
    background: var(--accent-soft);
    box-shadow: 0 0 0 3px var(--accent-soft);
  }
  100% {
    background: transparent;
    box-shadow: none;
  }
}

/* ---- chat-room 子元素固定 grid 行 ---- */
/* 搜索面板 display:none 时不参与自动排位，显式钉住行号防止消息区/输入框错位 */
.chat-room > .chat-heading { grid-row: 1; }
.chat-room > .conversation-search { grid-row: 2; }
.chat-room > .message-stage { grid-row: 3; }
.chat-room > .agent-thinking { grid-row: 4; }
.chat-room > .message-composer { grid-row: 5; }

/* ---- 本地运行时套餐额度（成员卡内，上下文容量条下方） ---- */

.member-quota {
  display: block;
  margin-top: 2px;
}

.member-quota-group {
  display: block;
  margin-top: 9px;
  color: var(--ink);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .04em;
}

.member-quota-group:first-child {
  margin-top: 4px;
}

/* 每个额度窗口一块：标题 + 用量/重置时间行 + 进度条（复用 member-capacity-track） */
.member-quota-row {
  display: block;
  margin-top: 6px;
}

.member-quota-title {
  display: block;
  color: var(--ink-soft);
  font-size: 9px;
  font-weight: 600;
}

.member-quota-meta {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
  margin-top: 2px;
}

.member-quota-used {
  color: var(--muted);
  font-size: 8px;
}

/* 重置时间：右对齐，分钟级（如 08-21 11:16 后重置） */
.member-quota-reset {
  color: var(--muted);
  font-size: 8px;
  white-space: nowrap;
}

.member-quota-divider {
  display: block;
  height: 1px;
  margin: 8px 0 2px;
  background: var(--line, rgba(75, 72, 105, 0.14));
}

/* ---- kimi 私聊成员卡：名字旁的紧凑容量百分比（2026-08-21 兮兮定的版式） ---- */

.member-capacity-inline {
  margin-left: 4px;
  padding: 0;
  border: 0;
  background: none;
  font: inherit;
  font-size: 8px;
  font-weight: 500;
  color: var(--muted);
  cursor: pointer;
}

.member-capacity-inline.is-hot {
  color: #a17062;
}

/* 点按展开具体 token 数时略放大，方便在小屏上读 */
.member-capacity-inline.is-expanded {
  font-size: 10px;
}

/* 套餐额度独立区块：成员卡下方、分隔线以下，全宽 */
.member-quota-section {
  display: block;
  margin-top: 4px;
}

.member-memory-section {
  display: grid;
  gap: 7px;
  padding: 0 2px 4px;
  color: var(--ink-soft);
}

.member-memory-heading {
  color: var(--ink);
  font-size: .86rem;
  letter-spacing: .08em;
}

.member-memory-state,
.member-memory-meta {
  font-size: .75rem;
  line-height: 1.45;
}

.member-memory-state.is-running { color: #7560b8; }
.member-memory-state.is-idle { color: #527a69; }
.member-memory-state.is-paused { color: #9a713a; }
.member-memory-state.is-failed { color: #a75151; }
.member-memory-state.is-unavailable,
.member-memory-meta { color: #9a9aa4; }

.member-memory-error {
  color: #96704a;
  font-size: .7rem;
  line-height: 1.45;
}

.member-memory-setting {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  font-size: .75rem;
}

.member-memory-setting input {
  width: 92px;
  min-height: 32px;
  border: 1px solid rgba(103, 90, 154, .18);
  border-radius: 10px;
  background: rgba(255, 255, 255, .7);
  color: inherit;
  padding: 4px 8px;
  text-align: right;
}

/* 工具调用分组折叠:超过 3 个连续调用时只显示一行摘要,展开看每个工具明细 */
.message-tools-group {
  margin: 8px 0 2px;
  padding: 7px 9px;
  border: 1px solid rgba(105, 91, 180, 0.12);
  border-radius: 10px;
  color: var(--ink-soft);
  background: rgba(105, 91, 180, 0.045);
  font-size: 10px;
}

.message-tools-group > summary {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  list-style: none;
}

/* 组内的单个工具卡片去掉外框,避免双层边框,只用虚线分隔 */
.message-tools-group .message-tool {
  margin: 6px 0 0;
  padding: 5px 0 0;
  border: 0;
  border-top: 1px dashed rgba(105, 91, 180, 0.14);
  border-radius: 0;
  background: none;
}

/* 模型选择列表:供应商名后面的余额快照(仅配了余额接口的连接会渲染) */
.model-picker-group h4 {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.model-picker-balance {
  font-weight: 500;
  color: var(--ink-soft);
}

/* ---- 私聊多窗口(兮兮 2026-08-21):窗口名旁的 ⋯ 菜单、置顶标记、重命名框、弹出菜单 ---- */

/* 置顶小图钉,跟在窗口名后面 */
.conversation-pin {
  margin-left: 5px;
  font-size: 0.75em;
  color: var(--accent);
  vertical-align: 1px;
}

/* ⋯ 菜单触发(横排三点):固定在私聊窗口条目最右边,桌面悬停显现并盖住时间,触屏常显淡色 */
.conversation-item {
  position: relative;
}

.conversation-menu-trigger {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 8px;
  color: var(--muted);
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.15s ease, background 0.15s ease;
}

/* 悬停/键盘聚焦时显现 ⋯,同时把时间藏起来腾位置(参考 RikkaHub) */
.conversation-item.is-dm:hover .conversation-menu-trigger,
.conversation-item.is-dm:focus-within .conversation-menu-trigger,
.conversation-menu-trigger:focus {
  opacity: 1;
}

.conversation-item.is-dm:hover time,
.conversation-item.is-dm:focus-within time {
  visibility: hidden;
}

@media (hover: none) {
  .conversation-menu-trigger {
    opacity: 0.75;
  }

  /* 触屏上 ⋯ 常显,私聊条目的时间让位 */
  .conversation-item.is-dm time {
    visibility: hidden;
  }
}

.conversation-menu-trigger:hover {
  background: var(--accent-soft);
  color: var(--accent-strong);
}

/* 窗口弹出菜单(置顶/重命名/删除),fixed 定位,JS 算坐标 */
.conversation-menu {
  position: fixed;
  z-index: 60;
  min-width: 132px;
  padding: 6px;
  background: var(--surface-strong);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: var(--shadow);
  display: grid;
  gap: 2px;
}

.conversation-menu-item {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 8px 10px;
  border: 0;
  border-radius: 10px;
  background: transparent;
  color: var(--ink);
  font-size: 0.88rem;
  cursor: pointer;
  text-align: left;
}

.conversation-menu-item:hover {
  background: var(--accent-soft);
}

.conversation-menu-item.is-danger {
  color: var(--danger);
}

.conversation-menu-item.is-danger:hover {
  background: rgba(166, 88, 88, 0.1);
}

/* 侧栏重命名输入框(替换窗口名,Enter 保存 / Esc 取消) */
.conversation-rename-input {
  width: 100%;
  font: inherit;
  padding: 2px 6px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: var(--surface-strong);
  color: var(--ink);
}

/* 头部名字旁边的容量百分比:私聊时标题变 inline,百分比跟在后面 */
.chat-room[data-conversation-kind="dm"] .chat-heading-copy [data-conversation-title] {
  display: inline;
}

.conversation-context {
  display: inline-flex;
  align-items: center;
  margin-left: 8px;
  vertical-align: 2px;
}

/* 右侧信息栏底部操作区(下载当前聊天) */
.member-rail-actions {
  padding: 10px 14px;
  border-top: 1px solid var(--line);
}

.member-rail-action {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: transparent;
  color: var(--ink-soft);
  font-size: 0.88rem;
  cursor: pointer;
}

.member-rail-action:hover {
  background: var(--accent-soft);
  color: var(--accent-strong);
}

/* 私聊窗口项不显示头像,两列布局(名字+时间);群聊保持原样(兮兮 2026-08-21) */
.conversation-item.is-dm {
  grid-template-columns: minmax(0, 1fr) auto;
}

.conversation-item.is-dm .conversation-icon {
  display: none;
}