:root {
  color-scheme: light;
  --paper: #f5f7fb;
  --paper-strong: #ffffff;
  --ink: #18243a;
  --muted: #687389;
  --line: #d8dee9;
  --line-strong: #b9c3d2;
  --red: #e9504d;
  --red-dark: #ba3738;
  --blue: #5a7de1;
  --cyan: #2ca6a4;
  --amber: #f2b94b;
  --green: #33956b;
  --shadow: 0 16px 40px rgb(24 36 58 / 8%);
  --display-font: "Songti SC", "Hiragino Mincho ProN", "STSong", Georgia, serif;
  --body-font: "Avenir Next", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --mono-font: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  height: 100%;
  background: var(--paper);
}

body {
  min-height: 100%;
  margin: 0;
  overflow: hidden;
  color: var(--ink);
  background-color: var(--paper);
  background-image:
    linear-gradient(rgb(90 125 225 / 4%) 1px, transparent 1px),
    linear-gradient(90deg, rgb(90 125 225 / 4%) 1px, transparent 1px);
  background-size: 24px 24px;
  font-family: var(--body-font);
  font-size: 14px;
  line-height: 1.5;
}

button,
input,
select,
textarea {
  color: inherit;
  font: inherit;
}

button,
select,
input[type="checkbox"],
input[type="range"] {
  cursor: pointer;
}

button:disabled,
select:disabled,
input:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 3px solid rgb(90 125 225 / 28%);
  outline-offset: 2px;
}

button {
  border: 0;
}

a {
  color: inherit;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 12px;
  left: 12px;
  padding: 9px 14px;
  transform: translateY(-160%);
  border: 1px solid var(--ink);
  border-radius: 8px;
  background: var(--paper-strong);
  font-weight: 700;
}

.skip-link:focus {
  transform: translateY(0);
}

.page-shell {
  height: 100dvh;
  display: grid;
  grid-template-rows: 64px minmax(0, 1fr);
}

.topbar {
  position: relative;
  z-index: 30;
  display: grid;
  grid-template-columns: minmax(230px, 1fr) auto minmax(230px, 1fr);
  align-items: center;
  gap: 22px;
  padding: 0 22px;
  border-bottom: 1px solid var(--line-strong);
  background: rgb(255 255 255 / 94%);
}

.brand {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  gap: 11px;
  color: inherit;
  text-decoration: none;
}

.brand-stamp {
  display: grid;
  width: 39px;
  height: 39px;
  place-items: center;
  transform: rotate(-3deg);
  border: 2px solid var(--red);
  color: var(--red);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.06em;
}

.brand-copy {
  display: grid;
  line-height: 1.25;
}

.brand-copy strong {
  font-size: 15px;
  letter-spacing: 0.02em;
}

.brand-copy span {
  color: var(--muted);
  font-family: var(--mono-font);
  font-size: 10px;
}

.topbar-status {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 12px;
  white-space: nowrap;
}

.status-light {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 0 4px rgb(242 185 75 / 14%);
}

.status-light.online {
  background: var(--green);
  box-shadow: 0 0 0 4px rgb(51 149 107 / 14%);
}

.status-light.error {
  background: var(--red);
  box-shadow: 0 0 0 4px rgb(233 80 77 / 14%);
}

.latency-badge {
  min-width: 55px;
  padding: 3px 7px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--mono-font);
  text-align: center;
}

.topbar-actions {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 8px;
}

.workspace {
  min-height: 0;
  display: grid;
  grid-template-columns: 248px minmax(430px, 1fr) 340px;
  background: rgb(245 247 251 / 74%);
}

.character-panel,
.inspector-panel,
.chat-stage {
  min-width: 0;
  min-height: 0;
}

.character-panel,
.inspector-panel {
  overflow-y: auto;
  overscroll-behavior: contain;
  background: rgb(255 255 255 / 78%);
}

.character-panel {
  padding: 22px 17px;
  border-right: 1px solid var(--line);
}

.inspector-panel {
  padding: 22px 18px 28px;
  border-left: 1px solid var(--line);
}

.panel-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 15px;
}

.eyebrow {
  display: block;
  margin-bottom: 4px;
  color: var(--blue);
  font-family: var(--mono-font);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.13em;
}

.panel-heading h1,
.panel-heading h2 {
  margin: 0;
  font-family: var(--display-font);
  font-size: 21px;
  line-height: 1.25;
}

.inspector-heading h2 {
  font-size: 18px;
}

.catalog-note {
  margin-bottom: 13px;
  padding: 9px 10px;
  border-left: 3px solid var(--amber);
  color: var(--muted);
  background: rgb(242 185 75 / 9%);
  font-size: 11px;
}

.catalog-note span {
  color: var(--ink);
  font-weight: 800;
}

.character-list {
  display: grid;
  gap: 6px;
}

.character-button {
  position: relative;
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 9px;
  border: 1px solid transparent;
  border-radius: 8px;
  color: var(--ink);
  background: transparent;
  text-align: left;
  transition: border-color 150ms ease, background-color 150ms ease, transform 150ms ease;
}

.character-button:hover {
  border-color: var(--line);
  background: var(--paper-strong);
  transform: translateX(2px);
}

.character-button.active {
  border-color: rgb(233 80 77 / 34%);
  background: rgb(233 80 77 / 8%);
}

.character-button.active::after {
  position: absolute;
  right: -1px;
  width: 3px;
  height: 22px;
  border-radius: 2px 0 0 2px;
  background: var(--red);
  content: "";
}

.character-initial {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  background: var(--paper-strong);
  font-family: var(--display-font);
  font-size: 17px;
  font-weight: 700;
}

.character-name,
.character-meta {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.character-name {
  font-size: 13px;
  font-weight: 800;
}

.character-meta {
  color: var(--muted);
  font-size: 10px;
}

.identity-card {
  margin-top: 22px;
  padding: 12px;
  border: 1px dashed var(--line-strong);
  border-radius: 8px;
  background: rgb(255 255 255 / 70%);
}

.identity-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.identity-card h2 {
  margin: 0;
  font-size: 11px;
}

.identity-card code {
  display: block;
  overflow: hidden;
  margin-top: 8px;
  color: var(--blue);
  font-family: var(--mono-font);
  font-size: 10px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.identity-card p {
  margin: 7px 0 0;
  color: var(--muted);
  font-size: 10px;
}

.chat-stage {
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr) auto auto;
  background: rgb(255 255 255 / 48%);
}

.persona-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 19px 24px 15px;
  border-bottom: 1px solid var(--line);
  background: rgb(255 255 255 / 80%);
}

.persona-profile {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 12px;
}

.persona-avatar {
  position: relative;
  flex: 0 0 auto;
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  border: 1px solid var(--ink);
  border-radius: 50%;
  background: var(--paper-strong);
  font-family: var(--display-font);
  font-size: 21px;
  font-weight: 700;
}

.persona-avatar::after {
  position: absolute;
  right: -2px;
  bottom: 2px;
  width: 10px;
  height: 10px;
  border: 2px solid white;
  border-radius: 50%;
  background: var(--green);
  content: "";
}

.persona-copy {
  min-width: 0;
}

.persona-copy h2 {
  overflow: hidden;
  margin: 0;
  font-family: var(--display-font);
  font-size: clamp(20px, 2vw, 27px);
  line-height: 1.12;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.persona-copy p {
  overflow: hidden;
  max-width: 510px;
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 11px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.persona-controls {
  display: flex;
  align-items: flex-end;
  gap: 8px;
}

.select-control {
  display: grid;
  gap: 4px;
}

.select-control span,
.tool-form label > span,
.settings-form label > span {
  color: var(--muted);
  font-size: 10px;
  font-weight: 700;
}

select,
input[type="text"],
input[type="number"],
textarea {
  border: 1px solid var(--line-strong);
  border-radius: 7px;
  background: var(--paper-strong);
}

select,
input[type="text"],
input[type="number"] {
  height: 36px;
  padding: 0 9px;
}

.select-control select {
  width: min(210px, 24vw);
}

.secondary-button,
.send-button,
.stop-button,
.icon-button,
.quiet-button,
.close-button {
  font-weight: 800;
}

.secondary-button {
  height: 36px;
  padding: 0 13px;
  border: 1px solid var(--line-strong);
  border-radius: 7px;
  color: var(--ink);
  background: var(--paper-strong);
  transition: border-color 150ms ease, background-color 150ms ease;
}

.secondary-button:hover:not(:disabled) {
  border-color: var(--blue);
  background: rgb(90 125 225 / 7%);
}

.full-width {
  width: 100%;
}

.quiet-button {
  padding: 3px 0;
  color: var(--blue);
  background: transparent;
  font-size: 10px;
}

.quiet-button:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.capability-strip {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 9px 24px;
  overflow-x: auto;
  border-bottom: 1px solid var(--line);
  background: rgb(255 255 255 / 66%);
  scrollbar-width: thin;
}

.switch-chip {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 9px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: var(--paper-strong);
  font-size: 10px;
  font-weight: 700;
  cursor: pointer;
  user-select: none;
}

.switch-chip:has(input:checked) {
  border-color: rgb(44 166 164 / 40%);
  color: #177674;
  background: rgb(44 166 164 / 8%);
}

.switch-chip input {
  width: 12px;
  height: 12px;
  margin: 0;
  accent-color: var(--cyan);
}

.message-list {
  min-height: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 28px max(24px, calc((100% - 760px) / 2));
  scroll-behavior: smooth;
}

.welcome-card {
  position: relative;
  max-width: 680px;
  margin: clamp(15px, 8vh, 82px) auto 30px;
  padding: 28px 30px 26px;
  border: 1px solid var(--line-strong);
  background: rgb(255 255 255 / 88%);
  box-shadow: var(--shadow);
}

.welcome-card::before,
.welcome-card::after {
  position: absolute;
  top: 17px;
  bottom: 17px;
  width: 5px;
  background-image: radial-gradient(circle, var(--line-strong) 1.5px, transparent 1.8px);
  background-size: 5px 13px;
  content: "";
}

.welcome-card::before {
  left: 8px;
}

.welcome-card::after {
  right: 8px;
}

.welcome-kicker {
  color: var(--red);
  font-family: var(--mono-font);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.16em;
}

.welcome-card h3 {
  max-width: 560px;
  margin: 10px 0 8px;
  font-family: var(--display-font);
  font-size: clamp(24px, 3.4vw, 38px);
  font-weight: 700;
  line-height: 1.2;
}

.welcome-card p {
  max-width: 590px;
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.starter-prompts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-top: 20px;
}

.starter-button {
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 7px;
  color: var(--ink);
  background: var(--paper);
  font-size: 11px;
  font-weight: 700;
  text-align: left;
  transition: border-color 150ms ease, transform 150ms ease;
}

.starter-button:hover {
  border-color: var(--blue);
  transform: translateY(-1px);
}

.message {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 10px;
  max-width: 760px;
  margin: 0 auto 18px;
  animation: message-in 240ms ease-out both;
}

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

.message.user .message-avatar {
  grid-column: 2;
  background: var(--ink);
  color: white;
}

.message.user .message-body {
  grid-row: 1;
  grid-column: 1;
  justify-self: end;
}

.message-avatar {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  background: var(--paper-strong);
  font-family: var(--display-font);
  font-size: 13px;
  font-weight: 800;
}

.message-body {
  min-width: 0;
  max-width: min(640px, 91%);
}

.message-bubble {
  padding: 11px 14px;
  border: 1px solid var(--line);
  border-radius: 3px 13px 13px 13px;
  background: var(--paper-strong);
  box-shadow: 0 5px 16px rgb(24 36 58 / 4%);
  line-height: 1.72;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.message.user .message-bubble {
  border-color: var(--ink);
  border-radius: 13px 3px 13px 13px;
  color: white;
  background: var(--ink);
}

.message.assistant.pending .message-bubble::after {
  display: inline-block;
  width: 6px;
  height: 13px;
  margin-left: 3px;
  background: var(--red);
  content: "";
  vertical-align: -2px;
  animation: cursor-blink 850ms steps(1) infinite;
}

.message-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 11px;
  margin-top: 5px;
  color: var(--muted);
  font-family: var(--mono-font);
  font-size: 9px;
}

.message-error {
  color: var(--red-dark);
}

.notice-bar {
  margin: 0 24px 8px;
  padding: 8px 11px;
  border: 1px solid rgb(233 80 77 / 24%);
  border-radius: 7px;
  color: var(--red-dark);
  background: rgb(233 80 77 / 7%);
  font-size: 11px;
}

.composer {
  padding: 8px max(24px, calc((100% - 760px) / 2)) 17px;
  border-top: 1px solid var(--line);
  background: rgb(255 255 255 / 88%);
}

.remember-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 31px;
}

.remember-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
  font-size: 10px;
  font-weight: 700;
  cursor: pointer;
}

.remember-toggle input {
  accent-color: var(--red);
}

.remember-row select {
  height: 27px;
  padding: 0 7px;
  font-size: 10px;
}

.composer-main {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  padding: 7px;
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  background: var(--paper-strong);
  box-shadow: 0 8px 28px rgb(24 36 58 / 7%);
  transition: border-color 150ms ease, box-shadow 150ms ease;
}

.composer-main:focus-within {
  border-color: var(--blue);
  box-shadow: 0 8px 28px rgb(90 125 225 / 12%);
}

.composer textarea {
  min-height: 39px;
  max-height: 150px;
  flex: 1;
  resize: none;
  padding: 9px 8px;
  border: 0;
  outline: 0;
  line-height: 1.5;
}

.composer textarea::placeholder {
  color: #99a2b1;
}

.send-button,
.stop-button {
  flex: 0 0 auto;
  display: inline-flex;
  height: 39px;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 0 14px;
  border-radius: 8px;
}

.send-button {
  min-width: 82px;
  color: white;
  background: var(--red);
  transition: background-color 150ms ease, transform 150ms ease;
}

.send-button:hover:not(:disabled) {
  background: var(--red-dark);
  transform: translateY(-1px);
}

.stop-button {
  border: 1px solid var(--line-strong);
  color: var(--red-dark);
  background: var(--paper);
}

.composer-footer {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 5px 3px 0;
  color: var(--muted);
  font-family: var(--mono-font);
  font-size: 9px;
}

.context-reel {
  position: relative;
  display: grid;
  gap: 5px;
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
}

.context-reel::before {
  position: absolute;
  top: 17px;
  bottom: 17px;
  left: 15px;
  width: 1px;
  background: var(--line-strong);
  content: "";
}

.context-reel li {
  position: relative;
  display: grid;
  grid-template-columns: 31px minmax(0, 1fr);
  align-items: center;
  gap: 9px;
  min-height: 39px;
  padding: 4px 8px 4px 0;
  border: 1px solid transparent;
  border-radius: 7px;
  color: var(--muted);
  transition: background-color 180ms ease, color 180ms ease, border-color 180ms ease;
}

.context-reel li > span {
  position: relative;
  z-index: 1;
  display: grid;
  width: 31px;
  height: 25px;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: white;
  font-family: var(--mono-font);
  font-size: 8px;
  font-weight: 800;
}

.context-reel strong,
.context-reel small {
  display: block;
}

.context-reel strong {
  font-size: 11px;
}

.context-reel small {
  font-size: 9px;
}

.context-reel li.active {
  border-color: rgb(90 125 225 / 22%);
  color: var(--ink);
  background: rgb(90 125 225 / 7%);
}

.context-reel li.active > span {
  border-color: var(--blue);
  color: white;
  background: var(--blue);
  box-shadow: 0 0 0 4px rgb(90 125 225 / 10%);
}

.context-reel li.complete > span {
  border-color: var(--green);
  color: var(--green);
}

.context-reel li.skipped {
  opacity: 0.52;
}

.inspector-tabs {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-bottom: 1px solid var(--line-strong);
}

.tab-button {
  position: relative;
  padding: 8px 3px;
  color: var(--muted);
  background: transparent;
  font-size: 10px;
  font-weight: 800;
}

.tab-button::after {
  position: absolute;
  right: 3px;
  bottom: -1px;
  left: 3px;
  height: 2px;
  background: transparent;
  content: "";
}

.tab-button.active {
  color: var(--ink);
}

.tab-button.active::after {
  background: var(--red);
}

.tab-button span {
  color: var(--red);
  font-family: var(--mono-font);
}

.tab-panel {
  min-height: 186px;
  padding: 13px 1px 5px;
}

.tab-actions {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 8px;
}

.tab-actions p {
  margin: 0;
  color: var(--muted);
  font-size: 9px;
}

.card-list {
  display: grid;
  gap: 8px;
}

.empty-list {
  padding: 19px 13px;
  border: 1px dashed var(--line-strong);
  border-radius: 7px;
  color: var(--muted);
  font-size: 10px;
  text-align: center;
}

.source-card,
.memory-card {
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: rgb(255 255 255 / 82%);
}

.source-card header,
.memory-card header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
}

.source-card header {
  margin-top: 9px;
  padding-top: 8px;
  border-top: 1px solid var(--line);
}

.source-card h3,
.memory-card h3 {
  overflow: hidden;
  margin: 0;
  font-size: 10px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.score-badge,
.type-badge {
  flex: 0 0 auto;
  padding: 2px 5px;
  border: 1px solid rgb(44 166 164 / 25%);
  border-radius: 999px;
  color: #177674;
  background: rgb(44 166 164 / 7%);
  font-family: var(--mono-font);
  font-size: 8px;
}

.memory-card p {
  display: -webkit-box;
  overflow: hidden;
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 10px;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 4;
}

.source-content {
  margin: 0;
  color: var(--ink);
  font-family: var(--display-font);
  font-size: 12px;
  line-height: 1.72;
  overflow-wrap: anywhere;
  white-space: pre-wrap;
}

.source-content.collapsed {
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 8;
}

.source-content.expanded {
  display: block;
}

.source-expand-button {
  margin-top: 6px;
  padding: 0;
  color: var(--blue);
  background: transparent;
  font-size: 9px;
  font-weight: 800;
}

.source-expand-button:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.source-meta,
.memory-meta {
  margin-top: 7px;
  color: var(--blue);
  font-family: var(--mono-font);
  font-size: 8px;
  overflow-wrap: anywhere;
}

.delete-memory-button {
  margin-top: 7px;
  padding: 0;
  color: var(--red-dark);
  background: transparent;
  font-size: 9px;
  font-weight: 800;
}

.tool-form,
.settings-form {
  display: grid;
  gap: 10px;
}

.tool-form label,
.settings-form label:not(.check-row) {
  display: grid;
  gap: 4px;
}

.tool-form textarea {
  width: 100%;
  resize: vertical;
  padding: 8px;
  font-size: 11px;
}

.tool-form input,
.settings-form input[type="text"],
.settings-form input[type="number"] {
  width: 100%;
  font-size: 11px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.tool-summary {
  margin-top: 9px;
  padding: 8px;
  border-left: 2px solid var(--cyan);
  color: var(--muted);
  background: rgb(44 166 164 / 6%);
  font-family: var(--mono-font);
  font-size: 9px;
}

.range-control > span {
  display: flex;
  justify-content: space-between;
}

.range-control output {
  color: var(--blue);
  font-family: var(--mono-font);
}

.range-control input {
  width: 100%;
  accent-color: var(--blue);
}

.check-row {
  display: flex;
  align-items: center;
  gap: 7px;
  color: var(--muted);
  font-size: 10px;
}

.check-row input {
  accent-color: var(--cyan);
}

.usage-card {
  display: grid;
  gap: 4px;
  margin: 14px 0 0;
  padding: 9px 10px;
  border: 1px dashed var(--line-strong);
  border-radius: 7px;
}

.usage-card div {
  display: grid;
  grid-template-columns: 78px minmax(0, 1fr);
  gap: 7px;
}

.usage-card dt {
  color: var(--muted);
  font-size: 9px;
}

.usage-card dd {
  overflow: hidden;
  margin: 0;
  font-family: var(--mono-font);
  font-size: 9px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.security-note {
  margin: 18px 0 0;
  padding-top: 11px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 9px;
}

.toast {
  position: fixed;
  z-index: 80;
  right: 22px;
  bottom: 22px;
  max-width: min(390px, calc(100vw - 44px));
  padding: 11px 14px;
  border: 1px solid rgb(24 36 58 / 15%);
  border-radius: 8px;
  color: white;
  background: var(--ink);
  box-shadow: var(--shadow);
  font-size: 12px;
  animation: toast-in 180ms ease-out both;
}

.mobile-only,
.panel-backdrop {
  display: none;
}

@keyframes message-in {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
}

@keyframes cursor-blink {
  50% {
    opacity: 0;
  }
}

@keyframes toast-in {
  from {
    opacity: 0;
    transform: translateY(7px);
  }
}

@media (max-width: 1180px) {
  .workspace {
    grid-template-columns: 218px minmax(400px, 1fr) 310px;
  }

  .character-panel {
    padding-inline: 12px;
  }

  .inspector-panel {
    padding-inline: 14px;
  }

  .persona-header {
    padding-inline: 18px;
  }

  .capability-strip {
    padding-inline: 18px;
  }
}

@media (max-width: 940px) {
  body {
    overflow: hidden;
  }

  .topbar {
    grid-template-columns: minmax(0, 1fr) auto;
    padding-inline: 14px;
  }

  .topbar-status {
    display: none;
  }

  .workspace {
    grid-template-columns: minmax(0, 1fr);
  }

  .mobile-only {
    display: inline-flex;
  }

  .character-panel,
  .inspector-panel {
    position: fixed;
    z-index: 60;
    top: 0;
    bottom: 0;
    width: min(360px, 89vw);
    padding: 22px 18px;
    border: 0;
    background: var(--paper-strong);
    box-shadow: 18px 0 48px rgb(24 36 58 / 22%);
    transition: transform 220ms ease;
  }

  .character-panel {
    left: 0;
    transform: translateX(-105%);
  }

  .inspector-panel {
    right: 0;
    transform: translateX(105%);
    box-shadow: -18px 0 48px rgb(24 36 58 / 22%);
  }

  .character-panel.open,
  .inspector-panel.open {
    transform: translateX(0);
  }

  .close-button {
    width: 34px;
    height: 34px;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: var(--muted);
    background: var(--paper);
    font-size: 22px;
  }

  .panel-backdrop {
    position: fixed;
    z-index: 50;
    inset: 0;
    background: rgb(24 36 58 / 38%);
  }

  .panel-backdrop.visible {
    display: block;
  }

  .icon-button {
    height: 34px;
    align-items: center;
    padding: 0 9px;
    border: 1px solid var(--line);
    border-radius: 7px;
    color: var(--ink);
    background: var(--paper);
    font-size: 11px;
  }
}

@media (max-width: 640px) {
  .page-shell {
    grid-template-rows: 56px minmax(0, 1fr);
  }

  .brand-stamp {
    width: 33px;
    height: 33px;
    font-size: 10px;
  }

  .brand-copy strong {
    font-size: 13px;
  }

  .brand-copy span {
    display: none;
  }

  .topbar-actions {
    gap: 5px;
  }

  .persona-header {
    align-items: flex-start;
    padding: 12px 13px 10px;
  }

  .persona-avatar {
    width: 40px;
    height: 40px;
    font-size: 18px;
  }

  .persona-copy h2 {
    font-size: 19px;
  }

  .persona-copy p {
    max-width: 52vw;
  }

  .persona-controls {
    align-items: center;
  }

  .select-control span {
    display: none;
  }

  .select-control select {
    width: 36vw;
    max-width: 155px;
    height: 33px;
  }

  .persona-controls .secondary-button {
    display: none;
  }

  .capability-strip {
    padding: 7px 12px;
  }

  .message-list {
    padding: 17px 12px;
  }

  .welcome-card {
    margin-top: 8px;
    padding: 22px 22px;
  }

  .welcome-card h3 {
    font-size: 26px;
  }

  .starter-prompts {
    grid-template-columns: 1fr;
  }

  .message {
    grid-template-columns: 29px minmax(0, 1fr);
    gap: 7px;
  }

  .message.user {
    grid-template-columns: minmax(0, 1fr) 29px;
  }

  .message-avatar {
    width: 29px;
    height: 29px;
    font-size: 11px;
  }

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

  .composer {
    padding: 7px 10px 10px;
  }

  .remember-row {
    align-items: flex-start;
    padding: 2px;
  }

  .remember-toggle span {
    max-width: 180px;
  }

  .send-button {
    min-width: 45px;
    padding: 0 12px;
  }

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

  .composer-footer {
    display: none;
  }
}

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