:root {
  --page: #ffffff;
  --sidebar: #f7f7f6;
  --sidebar-line: #e6e6e4;
  --paper: #ffffff;
  --paper-soft: #f2f2f1;
  --ink: #1b1d21;
  --muted: #707782;
  --faint: #ececea;
  --blue: #4a9eff;
  --blue-dark: #1769d1;
  --green: #27a679;
  --shadow: 0 18px 46px rgba(22, 27, 34, 0.08);
  --sidebar-width: 230px;
  --radius: 8px;
  color-scheme: light;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-width: 320px;
  min-height: 100svh;
  margin: 0;
  background: var(--page);
  color: var(--ink);
  letter-spacing: 0;
  overflow-x: hidden;
}

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

button,
select {
  cursor: pointer;
}

button {
  border: 0;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 2px solid var(--blue-dark);
  outline-offset: 2px;
}

a {
  color: inherit;
  text-decoration: none;
}

svg {
  display: block;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.app-shell {
  position: relative;
  min-height: 100svh;
  background: #fff;
  overflow: hidden;
}

.side-rail {
  position: fixed;
  inset: 0 auto 0 0;
  z-index: 30;
  width: var(--sidebar-width);
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 12px 8px 10px;
  background: var(--sidebar);
  border-right: 1px solid var(--sidebar-line);
}

.app-shell.sidebar-collapsed {
  --sidebar-width: 62px;
}

.app-shell.sidebar-collapsed .side-rail {
  width: var(--sidebar-width);
}

.app-shell.sidebar-collapsed .brand-lockup,
.app-shell.sidebar-collapsed .new-chat-button,
.app-shell.sidebar-collapsed .rail-item {
  justify-content: center;
  grid-template-columns: 22px;
}

.app-shell.sidebar-collapsed .new-chat-button > span:not(.side-icon),
.app-shell.sidebar-collapsed .rail-item > span:not(.side-icon):not(.side-more),
.app-shell.sidebar-collapsed .rail-item .chevron,
.app-shell.sidebar-collapsed .shortcut,
.app-shell.sidebar-collapsed .sidebar-history,
.app-shell.sidebar-collapsed .sidebar-bottom,
.app-shell.sidebar-collapsed .invite-access-button,
.app-shell.sidebar-collapsed .brand-lockup > span:last-child {
  display: none;
}

.sidebar-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 42px;
  padding: 0 4px;
}

.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: #202226;
  font-size: 14px;
  font-weight: 650;
}

.brand-mark {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border-radius: 6px;
  background: #08090b;
  color: #fff;
  font-size: 10px;
  font-weight: 800;
}

.side-rail .brand-lockup > span:last-child {
  display: none;
}

.rail-toggle,
.icon-button,
.send-button,
.new-chat-button,
.rail-item,
.chat-title-button,
.history-item {
  background: transparent;
  color: inherit;
}

.rail-toggle {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: var(--radius);
  color: #4d535c;
}

.rail-toggle svg {
  width: 18px;
  height: 18px;
}

.new-chat-button {
  min-height: 46px;
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
  padding: 9px 7px;
  border: 1px solid #dfdfdd;
  border-radius: var(--radius);
  background: #fff;
  color: #202226;
  font-size: 14px;
  font-weight: 650;
  text-align: left;
}

.side-icon {
  display: grid;
  place-items: center;
  width: 20px;
  height: 20px;
  color: #17191d;
}

.side-icon svg {
  width: 17px;
  height: 17px;
}

.shortcut {
  display: inline-flex;
  gap: 3px;
  color: #9b9fa6;
}

kbd {
  min-width: 21px;
  height: 21px;
  display: inline-grid;
  place-items: center;
  border-radius: 6px;
  background: #f0f0ef;
  color: #8a8f97;
  font-size: 12px;
  font-family: inherit;
  font-weight: 600;
}

.rail-nav {
  display: grid;
  gap: 4px;
}

.rail-item {
  min-height: 34px;
  width: 100%;
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
  padding: 6px 7px;
  border-radius: var(--radius);
  color: #22252b;
  font-size: 14px;
  text-align: left;
}

.rail-item > span:not(.side-icon):not(.beta):not(.side-more),
.new-chat-button > span:nth-child(2) {
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.rail-item:hover,
.rail-item.is-active,
.rail-toggle:hover,
.new-chat-button:hover,
.chat-title-button:hover,
.icon-button:hover,
.agent-pill:hover,
.model-select:hover,
.quick-chip:hover,
.ghost-button:hover,
.message-tools button:hover {
  background: #ededeb;
}

.rail-item.is-active {
  color: #111317;
}

.muted-row {
  color: #8b9098;
}

.side-more {
  color: #8b9098;
  font-weight: 700;
}

.chevron {
  width: 15px;
  height: 15px;
  color: #9a9fa7;
}

.beta {
  padding: 1px 5px 2px;
  border-radius: 4px;
  background: #ddecff;
  color: #2a76d2;
  font-size: 11px;
}

.app-shell.extras-collapsed .rail-item[data-panel="artifacts"],
.app-shell.extras-collapsed .rail-item[data-panel="code"],
.app-shell.extras-collapsed .rail-item[data-panel="swarm"],
.app-shell.extras-collapsed .rail-item[data-panel="api"] {
  display: none;
}

.sidebar-history {
  min-height: 0;
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr);
  gap: 8px;
  margin-top: 8px;
  overflow: hidden;
}

.history-heading {
  min-height: 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.history-heading p {
  margin: 0;
  color: #8a8f97;
  font-size: 13px;
}

.history-search-toggle {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 6px;
  background: transparent;
  color: #7f858e;
}

.history-search-toggle:hover {
  background: #ececea;
}

.history-search-toggle svg {
  width: 15px;
  height: 15px;
}

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

.history-search input {
  width: 100%;
  min-height: 34px;
  padding: 7px 9px;
  border: 1px solid #dcdee2;
  border-radius: var(--radius);
  background: #fff;
  color: #24272d;
  font-size: 12px;
}

.invite-access-button {
  width: 100%;
  min-height: 48px;
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  align-items: center;
  gap: 8px;
  padding: 7px;
  border-radius: var(--radius);
  background: transparent;
  color: #262a31;
  text-align: left;
}

.invite-access-button:hover,
.invite-access-button.is-active {
  background: #ecebea;
}

.invite-access-button strong,
.invite-access-button small {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.invite-access-button strong {
  font-size: 13px;
}

.invite-access-button small {
  margin-top: 2px;
  color: #8b9098;
  font-size: 11px;
}

.sidebar-bottom {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 26px 26px;
  align-items: center;
  gap: 0;
  margin-top: auto;
  padding-top: 8px;
}

.login-button {
  min-width: 0;
  min-height: 44px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 8px;
  border-radius: var(--radius);
  background: transparent;
  color: #202226;
  font-weight: 650;
  text-align: left;
}

.login-button span:last-child {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.login-button:disabled {
  cursor: not-allowed;
  color: #6b7280;
}

.login-dot {
  flex: 0 0 auto;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 50% 39%, #f8f8f8 0 4px, transparent 5px),
    radial-gradient(circle at 50% 80%, #f8f8f8 0 10px, transparent 11px),
    #dadcde;
  background-position: center;
  background-size: cover;
  color: #3b82f6;
  display: grid;
  font-size: 13px;
  font-weight: 750;
  place-items: center;
}

.bottom-icon {
  width: 26px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: var(--radius);
  background: transparent;
  color: #777d86;
}

.bottom-icon svg {
  width: 17px;
  height: 17px;
}

.login-button:hover,
.bottom-icon:hover {
  background: #ededeb;
}

.sidebar-history > p {
  margin: 0;
  padding: 0 0 0 0;
  color: #8a8f97;
  font-size: 13px;
}

.history-list {
  min-height: 0;
  display: grid;
  align-content: start;
  gap: 2px;
  overflow: auto;
}

.history-empty {
  padding: 8px 0;
  color: #9a9fa7;
  font-size: 13px;
}

.history-item {
  width: 100%;
  min-height: 40px;
  display: grid;
  align-content: center;
  gap: 2px;
  padding: 8px 7px;
  border-radius: var(--radius);
  color: #2b2f36;
  text-align: left;
}

.history-item.is-active,
.history-item:hover {
  background: #ecebea;
}

.history-item strong {
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  font-size: 14px;
  font-weight: 500;
}

.history-item span {
  display: none;
}

.workspace {
  min-height: 100svh;
  margin-left: var(--sidebar-width);
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}

.conversation-column {
  min-width: 0;
  min-height: 100svh;
  display: grid;
  grid-template-rows: 58px minmax(0, 1fr);
}

.conversation-header {
  min-height: 58px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 0 20px;
}

.mobile-menu-button {
  display: none !important;
  flex: 0 0 auto;
}

.app-shell:not(.chat-started) .chat-title-button,
.header-actions,
.model-status {
  visibility: hidden;
  pointer-events: none;
}

.app-shell.chat-started .chat-title-button {
  visibility: visible;
  pointer-events: auto;
}

.chat-title-button {
  min-width: 0;
  max-width: min(420px, 42vw);
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 8px;
  border-radius: var(--radius);
  color: #2d3138;
  font-size: 14px;
}

.chat-title-button span {
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.chat-title-button svg {
  width: 14px;
  height: 14px;
  flex: 0 0 auto;
  color: #8b9098;
}

.model-status {
  position: fixed;
  left: calc(var(--sidebar-width) + 20px);
  bottom: 14px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  max-width: 260px;
  color: #858b94;
  font-size: 12px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #d8a241;
}

.status-dot.is-ready {
  background: var(--green);
}

.status-dot.is-offline {
  background: #c45a6b;
}

.tool-drawer {
  position: fixed;
  top: 72px;
  right: 20px;
  bottom: 22px;
  z-index: 24;
  width: min(440px, calc(100vw - var(--sidebar-width) - 44px));
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr);
  gap: 14px;
  padding: 18px;
  overflow: auto;
  border: 1px solid #e0e3e8;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.tool-drawer[hidden] {
  display: none;
}

.tool-drawer-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
}

.tool-drawer-head p {
  margin: 0 0 4px;
  color: var(--blue-dark);
  font-size: 12px;
  font-weight: 760;
  text-transform: uppercase;
}

.tool-drawer-head h2 {
  margin: 0;
  color: #101216;
  font-size: 22px;
  line-height: 1.18;
  letter-spacing: 0;
}

.tool-copy {
  margin: 0;
  color: #5e6470;
  font-size: 13px;
  line-height: 1.55;
}

.tool-drawer-body {
  min-width: 0;
  display: grid;
  gap: 12px;
  align-content: start;
}

.tool-card,
.task-row,
.task-form {
  min-width: 0;
  padding: 13px;
  border: 1px solid #e5e7eb;
  border-radius: var(--radius);
  background: #fff;
}

.tool-card strong,
.task-row strong {
  display: block;
  margin-bottom: 5px;
  color: #20242b;
  font-size: 14px;
  line-height: 1.25;
}

.tool-card span,
.task-row span {
  display: block;
  color: #66707c;
  font-size: 12px;
  line-height: 1.45;
}

.action-card {
  display: grid;
  gap: 10px;
}

.action-card button {
  justify-self: start;
  min-height: 32px;
  padding: 7px 10px;
  border-radius: var(--radius);
  background: #111318;
  color: #fff;
  font-size: 12px;
  font-weight: 760;
}

.plugin-search input {
  width: 100%;
  min-height: 38px;
  padding: 8px 10px;
  border: 1px solid #dfe2e6;
  border-radius: var(--radius);
  background: #fff;
  color: #272b31;
}

.tool-section-title {
  margin: 5px 0 -4px;
  color: #23272e;
  font-size: 13px;
}

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

.capability-row {
  min-width: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  padding: 12px;
  border: 1px solid #e2e5e9;
  border-radius: var(--radius);
  background: #fff;
}

.capability-row strong,
.capability-row span,
.capability-row small {
  display: block;
}

.capability-row strong {
  margin-bottom: 4px;
  color: #20242b;
  font-size: 13px;
}

.capability-row span {
  color: #67707b;
  font-size: 11px;
  line-height: 1.4;
}

.capability-row small {
  margin-top: 5px;
  color: #8a9099;
  font-size: 10px;
}

.capability-row > button {
  min-width: 60px;
  min-height: 32px;
  padding: 7px 9px;
  border-radius: 6px;
  background: #15171b;
  color: #fff;
  font-size: 11px;
  font-weight: 750;
}

.settings-form {
  display: grid;
  gap: 0;
  border: 1px solid #e2e5e9;
  border-radius: var(--radius);
  background: #fff;
}

.settings-form label {
  min-width: 0;
  min-height: 58px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-bottom: 1px solid #eceef1;
}

.settings-form label:last-child {
  border-bottom: 0;
}

.settings-form label > span,
.settings-form label small {
  display: block;
}

.settings-form label > span {
  color: #292d34;
  font-size: 12px;
  font-weight: 700;
}

.settings-form label small {
  margin-top: 3px;
  color: #858b94;
  font-size: 10px;
  font-weight: 450;
  line-height: 1.35;
}

.settings-form select {
  min-width: 110px;
  min-height: 34px;
  padding: 6px 8px;
  border: 1px solid #dfe2e6;
  border-radius: 6px;
  background: #fff;
  color: #343941;
  font-size: 11px;
}

.settings-form input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--blue-dark);
}

.task-form {
  display: grid;
  gap: 10px;
}

.task-form label {
  display: grid;
  gap: 5px;
  color: #454c56;
  font-size: 12px;
  font-weight: 680;
}

.task-form input,
.task-form select {
  min-width: 0;
  min-height: 36px;
  padding: 7px 9px;
  border: 1px solid #dfe3e8;
  border-radius: var(--radius);
  background: #fff;
  color: #22262d;
}

.task-form button,
.task-actions button {
  min-height: 32px;
  padding: 6px 10px;
  border-radius: var(--radius);
  background: #111318;
  color: #fff;
  font-size: 12px;
  font-weight: 760;
}

.task-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}

.task-actions button.secondary {
  background: #f1f2f4;
  color: #333840;
}

.tool-empty {
  padding: 14px;
  border: 1px dashed #d9dde4;
  border-radius: var(--radius);
  color: #6d7480;
  background: #fafbfc;
  font-size: 13px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.ghost-button,
.primary-button {
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 8px 11px;
  border: 1px solid var(--faint);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.74);
  color: #3a3e46;
  white-space: nowrap;
}

.ghost-button svg,
.primary-button svg {
  width: 16px;
  height: 16px;
}

.messages {
  min-width: 0;
  min-height: 0;
  overflow: auto;
  padding: 0 24px 28px;
  scroll-behavior: smooth;
}

.empty-state {
  position: relative;
  min-height: calc(100svh - 86px);
  display: grid;
  align-content: center;
  justify-items: center;
  gap: 42px;
}

.mode-intro {
  max-width: 520px;
  margin: 12px auto 0;
  color: #777d86;
  font-size: 14px;
  line-height: 1.5;
  text-align: center;
}

.greeting {
  width: min(100%, 770px);
  display: grid;
  justify-items: center;
  gap: 0;
}

.greeting-orb {
  display: none;
}

.eyebrow {
  display: none;
  margin: 0 0 6px;
  color: #8b9099;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  color: #050505;
  font-size: clamp(48px, 5.2vw, 64px);
  line-height: 1;
  font-weight: 760;
  letter-spacing: 0;
}

.composer {
  width: min(100%, 770px);
  min-height: 132px;
  padding: 17px 16px 14px;
  display: grid;
  grid-template-rows: 1fr auto auto;
  gap: 10px;
  border: 1px solid #d4d6db;
  border-radius: 20px;
  background: var(--paper);
  box-shadow: var(--shadow);
}

.composer:focus-within {
  border-color: rgba(74, 158, 255, 0.62);
  box-shadow: 0 20px 52px rgba(74, 158, 255, 0.13), 0 2px 9px rgba(21, 25, 32, 0.06);
}

.composer.is-dragging {
  border-color: var(--blue);
  background: #f6fbff;
  box-shadow: 0 0 0 3px rgba(74, 158, 255, 0.12);
}

textarea {
  width: 100%;
  height: 50px;
  min-height: 50px;
  padding: 0;
  resize: none;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--ink);
  font-size: 16px;
  line-height: 1.45;
}

textarea::placeholder {
  color: #8a8d94;
}

textarea:focus-visible {
  outline: 0;
}

.attachment-list {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.attachment-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  max-width: min(100%, 260px);
  min-height: 30px;
  padding: 5px 8px;
  border: 1px solid #e0e2e6;
  border-radius: var(--radius);
  background: #f7f8fa;
  color: #464b54;
  font-size: 12px;
}

.attachment-pill span {
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.attachment-pill small {
  flex: 0 0 auto;
  color: #2c7b60;
  font-size: 10px;
  font-weight: 700;
}

.attachment-pill button {
  width: 18px;
  height: 18px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #e6e8ec;
  color: #676d76;
}

.source-controls {
  min-height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  margin: -32px 0 -30px;
  color: #777e88;
  font-size: 12px;
}

.source-controls[hidden] {
  display: none;
}

.source-controls > span {
  margin-right: 2px;
  font-weight: 700;
}

.source-controls button {
  min-height: 30px;
  padding: 6px 9px;
  border: 1px solid #dfe2e6;
  border-radius: var(--radius);
  background: #fff;
  color: #666d77;
}

.source-controls button[aria-pressed="true"] {
  border-color: rgba(74, 158, 255, 0.36);
  background: #edf6ff;
  color: #1769d1;
}

.draft-status {
  min-height: 16px;
  margin: -36px 0;
  color: #858b94;
  font-size: 11px;
  text-align: center;
}

.draft-status:empty {
  display: none;
}

.composer-actions,
.left-tools,
.right-tools {
  display: flex;
  align-items: center;
}

.composer-actions {
  justify-content: space-between;
  gap: 16px;
}

.left-tools,
.right-tools {
  gap: 10px;
}

.icon-button {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: var(--radius);
  color: #33363b;
}

.icon-button svg {
  width: 19px;
  height: 19px;
}

.agent-pill,
.model-select,
.quick-chip {
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  background: transparent;
  color: #31343a;
  white-space: nowrap;
}

.agent-pill {
  padding: 7px 10px;
}

.active-mode-label {
  min-height: 30px;
  display: inline-flex;
  align-items: center;
  padding-left: 2px;
  color: #8a8f97;
  font-size: 12px;
}

.agent-pill svg,
.quick-chip svg {
  width: 17px;
  height: 17px;
}

.model-select {
  padding: 7px 5px 7px 12px;
  color: #272a30;
  font-size: 14px;
}

.model-select svg {
  width: 15px;
  height: 15px;
}

.send-button {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #d7d8dc;
  color: #fff;
  transition: background 160ms ease, transform 160ms ease;
}

.send-button svg {
  width: 19px;
  height: 19px;
}

.composer.has-text .send-button,
.send-button:hover {
  background: var(--blue);
  transform: translateY(-1px);
}

.send-button:disabled {
  cursor: wait;
  background: #aab0ba;
  transform: none;
}

.send-button.is-busy {
  background: #202226;
  transform: none;
}

.send-button.is-busy svg {
  display: none;
}

.send-button.is-busy::before {
  width: 11px;
  height: 11px;
  border-radius: 2px;
  background: #fff;
  content: "";
}

.quick-actions {
  width: min(100%, 800px);
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: -18px;
}

.quick-chip {
  padding: 8px 14px;
  border-color: #dedfe4;
  background: rgba(255, 255, 255, 0.72);
  color: #666b74;
}

.quick-chip.is-selected {
  color: var(--blue-dark);
  border-color: rgba(74, 158, 255, 0.32);
  background: rgba(74, 158, 255, 0.08);
}

.inspiration-dock {
  position: absolute;
  right: 0;
  bottom: 4px;
  left: 0;
  width: min(100%, 800px);
  margin: auto;
  padding: 10px 16px 7px;
  border-radius: 18px 18px 0 0;
  background: #f7f7f6;
  color: #858b94;
  font-size: 12px;
}

.inspiration-dock > span {
  display: block;
  margin-bottom: 7px;
}

.example-rail {
  width: 100%;
  display: flex;
  flex-wrap: nowrap;
  justify-content: flex-start;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
}

.example-rail::-webkit-scrollbar {
  display: none;
}

.example-rail button {
  flex: 0 0 auto;
  min-height: 31px;
  max-width: 160px;
  padding: 7px 10px;
  border: 1px solid #e2e4e8;
  border-radius: var(--radius);
  background: #fafafa;
  color: #606873;
  font-size: 13px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.example-rail button:hover {
  background: #ededeb;
  color: #23272f;
}

.hero-links {
  display: inline-flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-top: -26px;
  color: #5f6670;
  font-size: 14px;
}

.hero-links a {
  min-height: 32px;
  display: inline-flex;
  align-items: center;
  padding: 7px 12px;
  border: 1px solid #e2e4e8;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.72);
}

.hero-links a:first-child {
  color: #fff;
  border-color: var(--blue);
  background: var(--blue);
}

.hero-links a:hover {
  background: #ededeb;
}

.hero-links a:first-child:hover {
  background: var(--blue-dark);
}

.product-content {
  padding: 76px 24px 104px;
  border-top: 1px solid #efefee;
  background: linear-gradient(180deg, #fff 0%, #fafafa 100%);
}

.product-wrap {
  width: min(100%, 980px);
  margin: 0 auto;
  color: #252932;
}

.section-kicker {
  margin: 0 0 10px;
  color: #6d737e;
  font-size: 13px;
  font-weight: 760;
  text-transform: uppercase;
}

.product-content h2 {
  max-width: 760px;
  margin: 32px 0 14px;
  color: #15181d;
  font-size: 28px;
  line-height: 1.18;
  font-weight: 760;
}

.product-content h2:first-of-type {
  margin-top: 0;
}

.product-content h3 {
  margin: 0 0 9px;
  color: #171a1f;
  font-size: 17px;
  line-height: 1.25;
}

.product-content p,
.product-content li {
  color: #4b535f;
  font-size: 16px;
  line-height: 1.76;
}

.product-content p {
  margin: 0 0 15px;
}

.product-content a {
  color: var(--blue-dark);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin: 28px 0 16px;
}

.feature-grid article {
  padding: 18px;
  border: 1px solid #e5e7eb;
  border-radius: var(--radius);
  background: #fff;
}

.feature-grid p {
  margin: 0;
  font-size: 14px;
  line-height: 1.62;
}

.use-list {
  display: grid;
  gap: 9px;
  margin: 0 0 18px;
  padding-left: 20px;
}

.product-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.product-cta a {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  padding: 10px 14px;
  border: 1px solid #dcdfe4;
  border-radius: var(--radius);
  background: #fff;
  color: #2d333d;
  text-decoration: none;
  font-weight: 650;
}

.product-cta .primary-link {
  color: #fff;
  border-color: var(--blue);
  background: var(--blue);
}

.message-list {
  width: min(100%, 780px);
  min-height: calc(100svh - 90px);
  margin: 0 auto;
  display: grid;
  align-content: start;
  gap: 30px;
  padding: 12px 0 220px;
}

.app-shell.chat-started .conversation-column {
  height: 100svh;
  min-height: 0;
}

.app-shell.chat-started .product-content {
  display: none;
}

.messages.has-chat {
  min-height: 0;
  display: flex;
  flex-direction: column;
}

.messages.has-chat .message-list {
  flex: 1 0 auto;
  min-height: 0;
  padding-bottom: 28px;
}

.messages.has-chat .empty-state {
  position: sticky;
  bottom: 0;
  min-height: auto;
  z-index: 8;
  flex: 0 0 auto;
  padding: 14px 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0), #fff 20%);
  align-content: end;
  gap: 0;
}

.messages.has-chat .greeting,
.messages.has-chat .quick-actions,
.messages.has-chat .example-rail,
.messages.has-chat .inspiration-dock,
.messages.has-chat .hero-links {
  display: none;
}

.messages.has-chat .hero-composer {
  margin: 0 auto;
}

.messages.has-chat .source-controls {
  margin: 8px auto 0;
}

.messages.has-chat .draft-status {
  margin: 4px 0 0;
}

.message {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 14px;
}

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

.message-avatar {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  align-self: start;
  border-radius: 50%;
}

.message.user .message-avatar {
  display: none;
}

.message.assistant .message-avatar img {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  filter: drop-shadow(0 5px 10px rgba(74, 158, 255, 0.2));
}

.message-bubble {
  min-width: 0;
  max-width: 680px;
  padding: 0;
  color: #20242b;
}

.message.user .message-bubble {
  justify-self: end;
  max-width: min(520px, 78%);
  padding: 12px 14px;
  border-radius: 12px;
  background: #f2f2f1;
}

.message.assistant .message-bubble {
  padding-top: 1px;
}

.message-text {
  margin: 0;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  font-size: 16px;
  line-height: 1.72;
}

.message-meta {
  display: none;
}

.message-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 14px;
}

.message-tools button {
  min-height: 28px;
  padding: 5px 8px;
  border: 1px solid #e0e2e7;
  border-radius: var(--radius);
  background: #f8f9fa;
  color: #5c626d;
  font-size: 12px;
}

.message-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px;
  margin-top: 12px;
}

.message-actions[hidden] {
  display: none;
}

.message-actions button[aria-pressed="true"] {
  background: #eaf6f1;
  color: #147054;
}

.message-more-actions {
  display: contents;
}

.message-more-actions[hidden] {
  display: none;
}

.generation-lifecycle {
  max-width: 560px;
  display: grid;
  grid-template-columns: repeat(4, minmax(54px, 1fr));
  gap: 5px;
  margin: 0 0 12px;
}

.generation-lifecycle span {
  min-height: 24px;
  display: grid;
  place-items: center;
  border-top: 2px solid #e3e5e8;
  color: #989da5;
  font-size: 10px;
}

.generation-lifecycle span.is-current {
  border-color: var(--blue);
  color: var(--blue-dark);
}

.generation-lifecycle span.is-complete {
  border-color: var(--green);
  color: #26785d;
}

.generation-lifecycle strong {
  grid-column: 1 / -1;
  color: #69717c;
  font-size: 11px;
  font-weight: 650;
}

.generation-lifecycle.is-complete,
.generation-lifecycle.is-blocked,
.generation-lifecycle.is-failed,
.generation-lifecycle.is-stopped {
  grid-template-columns: 1fr auto;
  align-items: center;
  width: fit-content;
  min-width: 150px;
  padding: 5px 8px;
  border: 1px solid #dcebe5;
  border-radius: 6px;
  background: #f4faf7;
}

.generation-lifecycle.is-complete span,
.generation-lifecycle.is-blocked span,
.generation-lifecycle.is-failed span,
.generation-lifecycle.is-stopped span {
  display: none;
}

.generation-lifecycle.is-complete::before {
  color: #22805f;
  content: "Complete";
  font-size: 11px;
  font-weight: 750;
}

.generation-lifecycle.is-complete strong {
  display: none;
}

.generation-lifecycle.is-blocked,
.generation-lifecycle.is-failed {
  border-color: #eadfd5;
  background: #fff9f3;
}

.generation-lifecycle.is-stopped {
  border-color: #e0e3e7;
  background: #f7f8f9;
}

.generation-lifecycle.is-blocked strong,
.generation-lifecycle.is-failed strong,
.generation-lifecycle.is-stopped strong {
  grid-column: auto;
  color: #7b5a42;
}

.generation-lifecycle.is-stopped strong {
  color: #5f6670;
}

.generation-lifecycle.is-blocked::before,
.generation-lifecycle.is-failed::before,
.generation-lifecycle.is-stopped::before {
  font-size: 11px;
  font-weight: 750;
}

.generation-lifecycle.is-blocked::before {
  color: #a25b24;
  content: "Blocked";
}

.generation-lifecycle.is-failed::before {
  color: #a34e36;
  content: "Failed";
}

.generation-lifecycle.is-stopped::before {
  color: #626b76;
  content: "Stopped";
}

.artifact-card {
  max-width: 620px;
  display: grid;
  gap: 11px;
  margin-top: 18px;
  padding: 15px;
  border: 1px solid #dfe3e8;
  border-left: 3px solid var(--blue);
  border-radius: var(--radius);
  background: #fbfcfd;
}

.artifact-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.artifact-head span,
.artifact-head strong,
.artifact-head em {
  display: block;
}

.artifact-head span {
  margin-bottom: 3px;
  color: var(--blue-dark);
  font-size: 10px;
  font-weight: 800;
  text-transform: uppercase;
}

.artifact-head strong {
  color: #171a20;
  font-size: 15px;
}

.artifact-head em {
  flex: 0 0 auto;
  color: #8a9099;
  font-size: 10px;
  font-style: normal;
}

.artifact-summary,
.artifact-boundary {
  margin: 0;
  color: #5f6874;
  font-size: 12px;
  line-height: 1.5;
}

.artifact-boundary {
  color: #777e88;
}

.artifact-sources,
.artifact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.artifact-sources span {
  padding: 4px 7px;
  border-radius: 5px;
  background: #edf4fb;
  color: #356892;
  font-size: 10px;
  font-weight: 700;
}

.artifact-actions button {
  min-height: 30px;
  padding: 6px 9px;
  border: 1px solid #dce0e5;
  border-radius: 6px;
  background: #fff;
  color: #303640;
  font-size: 11px;
  font-weight: 700;
}

.artifact-actions button:hover {
  border-color: #b9cee7;
  background: #f2f7fc;
}

.request-error-card {
  max-width: 540px;
  display: grid;
  gap: 7px;
  padding: 14px;
  border: 1px solid #e8c9ce;
  border-radius: var(--radius);
  background: #fff8f8;
}

.request-error-card strong {
  color: #812c3a;
  font-size: 14px;
}

.request-error-card span {
  color: #76555c;
  font-size: 12px;
  line-height: 1.45;
}

.request-error-card button {
  width: fit-content;
  min-height: 30px;
  padding: 6px 10px;
  border-radius: 6px;
  background: #7b2c3b;
  color: #fff;
  font-size: 11px;
  font-weight: 750;
}

.message-actions button {
  min-height: 28px;
  padding: 5px 8px;
  border-radius: 6px;
  background: transparent;
  color: #777d86;
  font-size: 12px;
}

.message-actions button:hover {
  background: #f0f0ef;
  color: #282c33;
}

.plan-required-card {
  max-width: 520px;
  display: grid;
  gap: 7px;
  padding: 15px;
  border: 1px solid #e0e2e6;
  border-radius: var(--radius);
  background: #fafafa;
}

.plan-required-card strong {
  color: #20242b;
  font-size: 14px;
}

.plan-required-card span {
  color: #666d78;
  font-size: 13px;
  line-height: 1.45;
}

.plan-required-card a {
  width: fit-content;
  min-height: 32px;
  display: inline-flex;
  align-items: center;
  margin-top: 3px;
  padding: 7px 10px;
  border-radius: var(--radius);
  background: #111318;
  color: #fff;
  font-size: 12px;
  font-weight: 700;
}

.model-menu,
.toolkit-menu,
.more-menu,
.title-menu {
  position: fixed;
  z-index: 50;
  width: 260px;
  display: grid;
  gap: 6px;
  padding: 8px;
  border: 1px solid #dfe2e7;
  border-radius: 14px;
  background: #fff;
  box-shadow: var(--shadow);
}

.toolkit-menu {
  width: 296px;
}

.more-menu {
  width: 224px;
}

.title-menu {
  width: 180px;
}

.model-menu[hidden],
.toolkit-menu[hidden],
.more-menu[hidden],
.title-menu[hidden] {
  display: none;
}

.model-menu button,
.toolkit-menu button {
  padding: 10px;
  display: grid;
  gap: 3px;
  border: 1px solid #e1e3e8;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.82);
  color: #30343b;
  text-align: left;
}

.more-menu button,
.more-menu a,
.title-menu button {
  min-height: 36px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 10px;
  border-radius: 6px;
  background: transparent;
  color: #30343b;
  font-size: 13px;
  text-align: left;
}

.more-menu button:hover,
.more-menu a:hover,
.title-menu button:hover {
  background: #f0f0ef;
}

.more-menu span {
  color: #8b9098;
  font-size: 12px;
}

.title-menu button.danger {
  color: #b2394d;
}

.model-settings {
  display: grid;
  gap: 8px;
  margin-top: 2px;
  padding: 10px;
  border-top: 1px solid #eceef1;
}

.model-settings label {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 104px;
  align-items: center;
  gap: 10px;
  color: #555c67;
  font-size: 12px;
}

.model-settings select {
  min-width: 0;
  height: 31px;
  padding: 4px 6px;
  border: 1px solid #dfe2e7;
  border-radius: 6px;
  background: #fff;
  color: #30343b;
  font-size: 12px;
}

.model-menu button strong,
.toolkit-menu button strong {
  font-size: 13px;
}

.model-menu button span,
.toolkit-menu button span {
  color: #747b86;
  font-size: 12px;
  line-height: 1.35;
}

.app-dialog {
  width: min(560px, calc(100vw - 28px));
  padding: 0;
  border: 1px solid #e0e3e8;
  border-radius: 18px;
  background: #fff;
  box-shadow: var(--shadow);
}

.app-dialog::backdrop {
  background: rgba(17, 20, 27, 0.32);
  backdrop-filter: blur(2px);
}

.app-dialog form {
  position: relative;
  margin: 0;
  padding: 22px;
}

.dialog-close {
  position: absolute;
  top: 12px;
  right: 12px;
}

.dialog-content {
  display: grid;
  gap: 12px;
  padding-right: 30px;
}

.dialog-content p,
.dialog-content li {
  color: #5e6470;
  font-size: 14px;
  line-height: 1.55;
}

.dialog-kicker {
  margin: 0;
  color: var(--blue-dark) !important;
  font-size: 11px !important;
  font-weight: 800;
  text-transform: uppercase;
}

.dialog-content h2 {
  margin: 0;
  color: #191c22;
  font-size: 22px;
}

.artifact-preview pre {
  max-height: min(52vh, 480px);
  margin: 0;
  padding: 14px;
  overflow: auto;
  border: 1px solid #e2e5e9;
  border-radius: var(--radius);
  background: #f7f8fa;
  color: #2c3139;
  font: 12px/1.55 ui-monospace, SFMono-Regular, Menlo, monospace;
  white-space: pre-wrap;
}

.artifact-preview small {
  color: #777e88;
  font-size: 11px;
  line-height: 1.45;
}

.dialog-inline-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.dialog-inline-actions button,
.secondary-dialog-button {
  min-height: 34px;
  padding: 8px 11px;
  border: 1px solid #dce0e5;
  border-radius: var(--radius);
  background: #fff;
  color: #2f3540;
  font-size: 12px;
  font-weight: 700;
}

.permission-summary {
  display: grid;
  gap: 4px;
  padding: 12px;
  border: 1px solid #e7d7b7;
  border-radius: var(--radius);
  background: #fffaf0;
}

.permission-summary strong {
  color: #704c13;
  font-size: 12px;
}

.permission-summary span {
  color: #77684e;
  font-size: 11px;
  line-height: 1.45;
}

.dialog-action-form {
  display: grid;
  gap: 12px;
}

.dialog-action-form label {
  display: grid;
  gap: 6px;
  color: #4e5560;
  font-size: 12px;
  font-weight: 650;
}

.dialog-action-form input {
  min-height: 38px;
  padding: 8px 10px;
  border: 1px solid #dfe2e7;
  border-radius: var(--radius);
}

.dialog-action-form button,
.dialog-danger-button {
  width: fit-content;
  min-height: 34px;
  padding: 8px 11px;
  border-radius: var(--radius);
  background: #111318;
  color: #fff;
  font-size: 12px;
  font-weight: 700;
}

.dialog-danger-button {
  background: #b2394d;
}

.toast {
  position: fixed;
  left: calc(var(--sidebar-width) + (100vw - var(--sidebar-width)) / 2);
  bottom: 24px;
  z-index: 70;
  transform: translateX(-50%);
  max-width: calc(100vw - var(--sidebar-width) - 32px);
  padding: 10px 13px;
  border: 1px solid #dfe3e8;
  border-radius: var(--radius);
  background: #fff;
  color: #39404a;
  box-shadow: var(--shadow);
  font-size: 13px;
}

.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;
}

:focus-visible {
  outline: 3px solid rgba(74, 158, 255, 0.35);
  outline-offset: 3px;
}

@media (max-width: 760px) {
  :root {
    --sidebar-width: 0px;
  }

  .side-rail {
    display: none;
  }

  .app-shell.mobile-rail-open .side-rail {
    display: flex;
    width: 230px;
    box-shadow: 0 18px 46px rgba(22, 27, 34, 0.18);
  }

  .workspace {
    margin-left: 0;
  }

  .mobile-menu-button {
    display: grid !important;
  }

  .tool-drawer {
    top: 62px;
    right: 10px;
    bottom: 12px;
    left: 10px;
    width: auto;
    padding: 15px;
  }

  .conversation-column {
    grid-template-rows: 54px minmax(0, 1fr);
  }

  .conversation-header {
    min-height: 54px;
    padding: 0 14px;
  }

  .chat-title-button {
    max-width: 48vw;
  }

  .model-status {
    left: 14px;
    bottom: 10px;
    max-width: 210px;
  }

  .ghost-button {
    display: none;
  }

  .messages {
    padding: 0 14px 26px;
  }

  .empty-state {
    min-height: calc(100svh - 80px);
    align-content: start;
    padding-top: 84px;
    gap: 32px;
  }

  .greeting {
    justify-content: flex-start;
    gap: 14px;
  }

  .greeting-orb {
    width: 46px;
    height: 46px;
  }

  .eyebrow {
    font-size: 11px;
  }

  h1 {
    max-width: 12ch;
    font-size: 38px;
  }

  .composer {
    min-height: 150px;
    border-radius: 20px;
    padding: 15px 13px 13px;
  }

  .composer-actions {
    align-items: flex-end;
    gap: 8px;
  }

  .left-tools,
  .right-tools {
    gap: 6px;
  }

  .active-mode-label {
    max-width: 74px;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
  }

  .model-select {
    max-width: 118px;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .quick-actions {
    width: 100%;
    flex-wrap: nowrap;
    justify-content: flex-start;
    gap: 8px;
    margin-top: -12px;
    overflow-x: auto;
    scrollbar-width: none;
  }

  .quick-actions::-webkit-scrollbar { display: none; }

  .source-controls {
    width: 100%;
    justify-content: flex-start;
    gap: 6px;
    margin: -24px 0 -22px;
    overflow-x: auto;
  }

  .source-controls button {
    flex: 0 0 auto;
  }

  .draft-status {
    margin: -28px 0;
  }

  .inspiration-dock {
    right: -2px;
    bottom: 0;
    left: -2px;
    width: auto;
    padding-right: 12px;
    padding-left: 12px;
  }

  .example-rail {
    justify-content: flex-start;
    gap: 7px;
  }

  .example-rail button {
    max-width: 150px;
    font-size: 12px;
  }

  .toolkit-menu {
    width: min(296px, calc(100vw - 20px));
  }

  .hero-links {
    justify-content: flex-start;
    gap: 8px;
    margin-top: -18px;
    font-size: 13px;
  }

  .hero-links a {
    min-height: 30px;
    padding: 6px 9px;
  }

  .quick-chip {
    min-height: 34px;
    padding: 8px 11px;
    font-size: 13px;
  }

  .product-content {
    padding: 54px 16px 86px;
  }

  .product-content h2 {
    font-size: 23px;
  }

  .product-content p,
  .product-content li {
    font-size: 15px;
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }

  .message-list {
    min-height: calc(100svh - 80px);
    gap: 24px;
    padding-bottom: 24px;
  }

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

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

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

  .message.user .message-bubble {
    max-width: 86%;
  }

  .message-text {
    font-size: 15px;
  }

  .generation-lifecycle {
    grid-template-columns: repeat(4, minmax(42px, 1fr));
  }

  .artifact-head {
    display: grid;
  }

  .artifact-head em {
    justify-self: start;
  }

  .artifact-actions button {
    flex: 1 1 calc(50% - 6px);
  }

  .capability-row {
    align-items: start;
  }

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

  .settings-form select {
    width: 100%;
  }

  .app-dialog form {
    padding: 18px;
  }

  .dialog-content {
    padding-right: 22px;
  }

  .toast {
    left: 50%;
    max-width: calc(100vw - 32px);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }
}