/*!**********************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************!*\
  !*** css ./node_modules/next/dist/build/webpack/loaders/css-loader/src/index.js??ruleSet[1].rules[14].oneOf[2].use[1]!./node_modules/next/dist/build/webpack/loaders/next-font-loader/index.js??ruleSet[1].rules[14].oneOf[2].use[2]!./node_modules/next/font/google/target.css?{"path":"src/app/layout.tsx","import":"DM_Sans","arguments":[{"subsets":["latin"],"weight":["400","500","600","700"]}],"variableName":"dmSans"} ***!
  \**********************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************/
/* latin-ext */
@font-face {
  font-family: '__DM_Sans_0eeb07';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(/_next/static/media/7ab938503e4547a1-s.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: '__DM_Sans_0eeb07';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(/_next/static/media/13971731025ec697-s.p.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
/* latin-ext */
@font-face {
  font-family: '__DM_Sans_0eeb07';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url(/_next/static/media/7ab938503e4547a1-s.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: '__DM_Sans_0eeb07';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url(/_next/static/media/13971731025ec697-s.p.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
/* latin-ext */
@font-face {
  font-family: '__DM_Sans_0eeb07';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url(/_next/static/media/7ab938503e4547a1-s.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: '__DM_Sans_0eeb07';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url(/_next/static/media/13971731025ec697-s.p.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
/* latin-ext */
@font-face {
  font-family: '__DM_Sans_0eeb07';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url(/_next/static/media/7ab938503e4547a1-s.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: '__DM_Sans_0eeb07';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url(/_next/static/media/13971731025ec697-s.p.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}@font-face {font-family: '__DM_Sans_Fallback_0eeb07';src: local("Arial");ascent-override: 94.90%;descent-override: 29.66%;line-gap-override: 0.00%;size-adjust: 104.53%
}.__className_0eeb07 {font-family: '__DM_Sans_0eeb07', '__DM_Sans_Fallback_0eeb07';font-style: normal
}

/*!*****************************************************************************************************************************************************************************************************************************************************************!*\
  !*** css ./node_modules/next/dist/build/webpack/loaders/css-loader/src/index.js??ruleSet[1].rules[14].oneOf[12].use[2]!./node_modules/next/dist/build/webpack/loaders/postcss-loader/src/index.js??ruleSet[1].rules[14].oneOf[12].use[3]!./src/app/globals.css ***!
  \*****************************************************************************************************************************************************************************************************************************************************************/
:root {
  --bg: #09090b;
  --bg-gradient: radial-gradient(900px 520px at 18% 0%, rgba(139, 92, 246, 0.14) 0%, transparent 55%),
    radial-gradient(700px 480px at 100% 30%, rgba(34, 211, 238, 0.08) 0%, transparent 50%);
  --surface: #111113;
  --surface-soft: #18181b;
  --surface-elevated: #1f1f23;
  --line: rgba(255, 255, 255, 0.07);
  --text: #fafafa;
  --muted: #a1a1aa;
  --accent: #c4b5fd;
  --accent-strong: #a78bfa;
  --accent-glow: color-mix(in srgb, var(--accent-strong) 28%, transparent);
  --accent-text: #18181b;
  --accent-soft: color-mix(in srgb, var(--accent-strong) 16%, var(--surface));
  --focus: #ddd6fe;
  --danger: #fb7185;
  --danger-soft: color-mix(in srgb, var(--danger) 14%, var(--surface));
}

* {
  box-sizing: border-box;
}

html {
  margin: 0;
  padding: 0;
  height: 100%;
  max-height: 100%;
  overflow: hidden;
}

body {
  margin: 0;
  padding: 0;
  height: 100%;
  max-height: 100%;
  overflow: hidden;
}

body {
  background-color: var(--bg);
  background-image: var(--bg-gradient);
  background-attachment: fixed;
  color: var(--text);
}

.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;
}

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

.app-shell {
  /* Never grow past the viewport — min-height: 100vh alone lets tall sidebars stretch the shell and clip the bottom (overflow: hidden on body). */
  display: flex;
  flex-direction: column;
  height: 100%;
  max-height: 100%;
  min-height: 0;
  overflow: hidden;
}

@supports (height: 100dvh) {
  html,
  body {
    height: 100dvh;
    max-height: 100dvh;
  }

  .app-shell {
    height: 100dvh;
    max-height: 100dvh;
  }
}

.app-main {
  flex: 1 1;
  min-height: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  width: 100%;
  margin: 0 auto;
  padding: 0;
}

.app-main > main {
  flex: 1 1;
  min-height: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

/* uploads-page sets overflow-y: auto; must beat .app-main > main (overflow: hidden) or the page cannot scroll */
.app-main > main.uploads-page {
  overflow-x: hidden;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.panel {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface);
}

.btn {
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--text);
  padding: 10px 14px;
  border-radius: 10px;
  cursor: pointer;
  transition: background 0.2s ease;
}

.btn:hover:not(:disabled) {
  background: var(--surface-soft);
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn-ghost {
  padding: 8px 12px;
}

.btn-primary {
  border-color: color-mix(in srgb, var(--accent-strong) 40%, var(--line));
  background: linear-gradient(145deg, var(--accent) 0%, var(--accent-strong) 100%);
  color: var(--accent-text);
  font-weight: 600;
}

/* .btn:hover applies to .btn-primary too and was painting a near-black surface while text stayed --accent-text */
.btn-primary:hover:not(:disabled),
a.btn-primary:hover {
  background: linear-gradient(
    145deg,
    color-mix(in srgb, var(--accent) 92%, #faf5ff 8%) 0%,
    color-mix(in srgb, var(--accent-strong) 90%, #ede9fe 10%) 100%
  );
  color: var(--accent-text);
  border-color: color-mix(in srgb, var(--accent-strong) 55%, var(--line));
}

.btn-primary:active:not(:disabled),
a.btn-primary:active {
  filter: brightness(0.97);
}

.btn-primary:focus-visible,
a.btn-primary:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--focus) 55%, transparent);
  outline-offset: 2px;
}

/* Sidebar “Create” — distinct from default .btn:hover slab */
.btn.create-folder-submit {
  border-color: color-mix(in srgb, var(--accent) 30%, var(--line));
  color: var(--text);
  background: color-mix(in srgb, var(--accent) 10%, var(--surface));
}

.btn.create-folder-submit:hover:not(:disabled) {
  background: color-mix(in srgb, var(--accent) 18%, var(--surface));
  border-color: color-mix(in srgb, var(--accent) 45%, var(--line));
}

.btn-compact {
  padding: 6px 12px;
  font-size: 12px;
  border-radius: 999px;
}

.btn-sm {
  padding: 6px 10px;
  font-size: 12px;
}

.input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px;
  background: var(--surface);
  color: var(--text);
}

.input:focus {
  outline: 2px solid color-mix(in srgb, var(--focus) 45%, transparent);
  outline-offset: 1px;
}

.muted {
  color: var(--muted);
}

.chat-page {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0;
  flex: 1 1;
  min-height: 0;
  overflow: hidden;
}

.chat-shell {
  display: grid;
  grid-template-columns: 268px 1fr;
  /* One row: without minmax(0,1fr), row height follows max-content and grows past the viewport. */
  grid-template-rows: minmax(0, 1fr);
  grid-gap: 0;
  gap: 0;
  flex: 1 1;
  min-height: 0;
  align-self: stretch;
  width: 100%;
  max-height: 100%;
  overflow: hidden;
}

.chat-shell--sidebar-collapsed {
  grid-template-columns: 56px 1fr;
}

.chat-page > .chat-shell {
  flex: 1 1;
  min-height: 0;
}

.chat-shell > .chat-leftbar,
.chat-shell > .chat-main {
  min-height: 0;
  min-width: 0;
}

.chat-error-toast {
  position: absolute;
  left: 50%;
  bottom: 100px;
  transform: translateX(-50%);
  z-index: 80;
  max-width: min(420px, calc(100vw - 32px));
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
}

.chat-toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
}

.chat-toolbar-start,
.chat-toolbar-end {
  flex: 0 0 88px;
  display: flex;
  align-items: center;
  min-height: 36px;
}

.chat-toolbar-start {
  justify-content: flex-start;
}

.chat-toolbar-end {
  justify-content: flex-end;
}

.chat-toolbar-spacer {
  flex: 1 1;
  min-height: 36px;
}

.chat-leftbar {
  position: relative;
  padding: 10px 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 0;
  min-height: 0;
  height: 100%;
  max-height: 100%;
  overflow: hidden;
  border-radius: 0;
  border-left: 0;
  border-top: 0;
  border-bottom: 0;
}

.leftbar-scroll {
  flex: 1 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.leftbar-static {
  flex: 0 0 auto;
}

.leftbar-footer {
  flex: 0 0 auto;
  padding: 8px 4px 6px;
  margin-top: 4px;
  border-top: 1px solid color-mix(in srgb, var(--line) 80%, transparent);
}

.leftbar-ds-row {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  grid-gap: 0;
  gap: 0;
  border-radius: 10px;
  padding: 0 2px 0 4px;
  transition: background 0.12s ease;
}

.leftbar-footer:hover .leftbar-ds-row,
.leftbar-footer:focus-within .leftbar-ds-row {
  background: color-mix(in srgb, var(--text) 5%, transparent);
}

.leftbar-ds-main {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  padding: 8px 6px 8px 4px;
  border: 0;
  border-radius: 10px;
  background: transparent;
  color: var(--text);
  cursor: pointer;
  font: inherit;
  text-align: left;
}

.leftbar-ds-main:hover {
  background: transparent;
}

.leftbar-ds-avatar {
  flex-shrink: 0;
  width: 34px;
  height: 34px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  background: color-mix(in srgb, var(--accent-strong) 22%, var(--surface-soft));
  color: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 28%, var(--line));
}

.leftbar-ds-copy {
  display: flex;
  flex-direction: column;
  gap: 1px;
  min-width: 0;
}

.leftbar-ds-name {
  font-size: 13px;
  font-weight: 600;
  line-height: 1.25;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.leftbar-ds-sub {
  font-size: 11px;
  line-height: 1.2;
}

.leftbar-ds-more-wrap {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
}

.leftbar-ds-more-trigger {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  padding: 0;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.15s ease, color 0.12s ease;
}

.leftbar-footer:hover .leftbar-ds-more-trigger,
.leftbar-footer:focus-within .leftbar-ds-more-trigger,
.leftbar-ds-more-trigger[aria-expanded="true"] {
  opacity: 1;
}

.leftbar-ds-more-trigger:hover {
  color: var(--text);
}

.sessions-empty {
  font-size: 12px;
  padding: 4px 2px 8px;
}

.leftbar-section {
  display: grid;
  grid-gap: 8px;
  gap: 8px;
}

.leftbar-new-chat-wrap {
  display: flex;
  width: 100%;
  margin-bottom: 10px;
}

.leftbar-new-chat {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  min-height: 40px;
  padding: 8px 12px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--text) 3.5%, transparent);
  color: var(--muted);
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  font-family: inherit;
  box-shadow: none;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.leftbar-new-chat:hover {
  background: color-mix(in srgb, var(--text) 6.5%, transparent);
  border-color: color-mix(in srgb, var(--text) 10%, transparent);
  color: var(--text);
}

.leftbar-new-chat:active {
  background: color-mix(in srgb, var(--text) 5%, transparent);
}

.leftbar-new-chat:focus-visible {
  outline: none;
  border-color: color-mix(in srgb, var(--focus) 38%, var(--line));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--focus) 18%, transparent);
}

.leftbar-new-chat-icon {
  display: grid;
  place-items: center;
  flex-shrink: 0;
  color: color-mix(in srgb, var(--muted) 72%, var(--accent) 28%);
  transition: color 0.2s ease;
}

.leftbar-new-chat:hover .leftbar-new-chat-icon {
  color: color-mix(in srgb, var(--muted) 40%, var(--accent) 60%);
}

.leftbar-new-chat-label {
  letter-spacing: 0.01em;
}

.sidebar-section-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 2px 0 4px;
}

.session-row-wrap {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  grid-gap: 0;
  gap: 0;
  border-radius: 10px;
  padding: 0 2px 0 4px;
  border: 0;
  transition: background 0.12s ease;
}

.session-row-wrap:hover,
.session-row-wrap:focus-within {
  background: color-mix(in srgb, var(--text) 6%, transparent);
}

.session-row-wrap:has(.session-button-main.active) {
  background: color-mix(in srgb, var(--text) 9%, transparent);
}

.session-button-main {
  flex: 1 1;
  min-width: 0;
}

.session-button-title {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.session-row-actions {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  min-height: 40px;
}

.session-menu-dots {
  display: grid;
  place-items: center;
  line-height: 0;
}

.session-menu-trigger {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  padding: 0;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-family: inherit;
  opacity: 0;
  transition: opacity 0.16s ease, color 0.12s ease;
}

.session-row-wrap:hover .session-menu-trigger,
.session-row-wrap:focus-within .session-menu-trigger,
.session-row-wrap:has(.session-menu-dropdown) .session-menu-trigger,
.session-menu-trigger[aria-expanded="true"],
.session-menu-trigger:focus-visible {
  opacity: 1;
}

.session-menu-trigger:hover {
  color: var(--text);
}

.session-row-wrap:has(.session-button-main.active) .session-menu-trigger {
  opacity: 1;
  color: var(--muted);
}

.session-menu-dropdown {
  position: absolute;
  right: 0;
  top: calc(100% + 4px);
  z-index: 30;
  min-width: 148px;
  padding: 6px;
  display: grid;
  grid-gap: 2px;
  gap: 2px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--surface-elevated);
  box-shadow: 0 10px 36px rgba(0, 0, 0, 0.35);
}

/* Footer menu: must override `top` from the block above (same specificity, later wins). */
.session-menu-dropdown.leftbar-footer-dropdown {
  top: auto;
  bottom: calc(100% + 6px);
  right: 2px;
}

.session-menu-dropdown.session-menu-dropdown--flip-up {
  top: auto;
  bottom: calc(100% + 4px);
}

.session-menu-item {
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--text);
  text-align: left;
  padding: 8px 10px;
  font-size: 13px;
  cursor: pointer;
  font-family: inherit;
}

.session-menu-item:hover {
  background: var(--surface-soft);
}

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

.session-menu-item.danger:hover {
  background: var(--danger-soft);
}

.drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(12, 15, 21, 0.4);
  z-index: 40;
}

.folder-inline-create {
  display: grid;
  grid-template-columns: 1fr;
  grid-gap: 8px;
  gap: 8px;
}

.sidebar-mobile-close,
.sidebar-mobile-open {
  display: none;
}

.sidebar-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.sidebar-head--compact {
  justify-content: flex-end;
  margin-bottom: 2px;
}

@media (min-width: 981px) {
  .sidebar-head--compact {
    display: none;
  }
}

.sidebar-title {
  font-weight: 700;
}

.leftbar-top-toolbar {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: flex-start;
  gap: 4px;
  margin-bottom: 10px;
}

.leftbar-icon-tool {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  border: 0;
  box-shadow: none;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  flex: 0 0 auto;
  transition:
    background 0.15s ease,
    color 0.15s ease;
}

.leftbar-icon-tool:hover {
  background: color-mix(in srgb, var(--text) 6%, transparent);
  color: var(--text);
}

.leftbar-icon-tool:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--focus) 35%, transparent);
}

.leftbar-icon-tool--collapse-desktop {
  display: grid;
}

@media (max-width: 980px) {
  .leftbar-icon-tool--collapse-desktop {
    display: none;
  }

  .leftbar-top-toolbar {
    display: none;
  }
}

.leftbar-search-shell {
  position: relative;
  margin-bottom: 12px;
}

.leftbar-search-leading {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  display: grid;
  place-items: center;
  color: var(--muted);
  pointer-events: none;
}

.leftbar-search-input {
  width: 100%;
  height: 40px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface-soft) 70%, var(--surface));
  color: var(--text);
  font-size: 13px;
  padding: 0 12px 0 38px;
  outline: none;
}

.leftbar-search-input::placeholder {
  color: var(--muted);
}

.leftbar-search-input:focus {
  border-color: color-mix(in srgb, var(--focus) 35%, var(--line));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--focus) 14%, transparent);
}

.sidebar-brand-lockup {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 4px 0 10px;
  padding: 4px 2px;
  min-width: 0;
}

.sidebar-brand-glow {
  flex-shrink: 0;
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background:
    radial-gradient(circle at 32% 28%, rgba(255, 255, 255, 0.95) 0%, rgba(255, 255, 255, 0) 42%),
    linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 45%, #22d3ee 100%);
  box-shadow:
    0 0 0 1px color-mix(in srgb, var(--accent) 35%, transparent),
    0 0 20px color-mix(in srgb, var(--accent-strong) 40%, transparent);
}

.sidebar-brand-wordmark {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.2;
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  text-shadow: 0 0 22px color-mix(in srgb, var(--accent-strong) 28%, transparent);
}

@supports ((-webkit-background-clip: text) or (background-clip: text)) {
  .sidebar-brand-wordmark {
    background-image: linear-gradient(
      105deg,
      var(--text) 0%,
      color-mix(in srgb, var(--accent) 88%, var(--text) 12%) 38%,
      color-mix(in srgb, var(--accent-strong) 75%, var(--text) 25%) 52%,
      var(--text) 100%
    );
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-shadow: none;
  }
}

.leftbar-new-chat-pill {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  padding: 11px 14px;
  margin: 2px 0 14px;
  border-radius: 12px;
  border: 0;
  background: color-mix(in srgb, var(--text) 7%, transparent);
  color: var(--text);
  font-size: 14px;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  text-align: left;
  transition:
    background 0.15s ease,
    color 0.15s ease;
}

.leftbar-new-chat-pill:hover {
  background: color-mix(in srgb, var(--text) 10%, transparent);
}

.leftbar-new-chat-pill:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--focus) 32%, transparent);
}

.leftbar-new-chat-pill-label {
  letter-spacing: 0.01em;
}

.leftbar-new-chat-pill-icon {
  display: grid;
  place-items: center;
  color: var(--muted);
  flex-shrink: 0;
  transition: color 0.15s ease;
}

.leftbar-new-chat-pill:hover .leftbar-new-chat-pill-icon {
  color: color-mix(in srgb, var(--accent-strong) 80%, var(--muted) 20%);
}

.leftbar-collapsed-rail {
  flex: 1 1 auto;
  min-height: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 8px 0 12px;
}

.leftbar-rail-btn {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  padding: 0;
  border: 0;
  border-radius: 10px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  flex-shrink: 0;
  transition:
    background 0.15s ease,
    color 0.15s ease;
}

.leftbar-rail-btn:hover {
  background: color-mix(in srgb, var(--text) 8%, transparent);
  color: var(--text);
}

.leftbar-rail-btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--focus) 35%, transparent);
}

.leftbar-rail-spacer {
  flex: 1 1 auto;
  min-height: 8px;
}

.chat-leftbar--collapsed {
  padding: 8px 6px 10px;
}

.chat-leftbar--collapsed .leftbar-footer {
  padding: 6px 0 4px;
  border-top-color: color-mix(in srgb, var(--line) 55%, transparent);
}

.leftbar-footer-avatar-only {
  display: grid;
  place-items: center;
  width: 100%;
  padding: 8px 0;
  border: 0;
  border-radius: 10px;
  background: transparent;
  cursor: pointer;
  color: inherit;
}

.leftbar-footer-avatar-only:hover {
  background: color-mix(in srgb, var(--text) 6%, transparent);
}

@media (max-width: 980px) {
  .chat-shell--sidebar-collapsed {
    grid-template-columns: 1fr;
  }
}

.sessions-list {
  flex: 1 1 auto;
  min-height: 0;
  overflow-x: hidden;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 2px 4px 6px 0;
  scrollbar-gutter: stable;
  scrollbar-width: thin;
  scrollbar-color: color-mix(in srgb, var(--muted) 55%, transparent) transparent;
}

.sessions-list::-webkit-scrollbar {
  width: 8px;
}

.sessions-list::-webkit-scrollbar-thumb {
  background: color-mix(in srgb, var(--muted) 45%, transparent);
  border-radius: 999px;
}

.sessions-list::-webkit-scrollbar-track {
  background: transparent;
}

.session-button {
  border: 1px solid transparent;
  background: transparent;
  color: var(--text);
  text-align: left;
  border-radius: 8px;
  padding: 8px 4px 8px 8px;
  cursor: pointer;
  font-size: 13px;
}

.session-row-wrap .session-button-main.session-button {
  width: 100%;
}

.session-row-wrap .session-button-main:hover,
.session-row-wrap .session-button-main:focus-visible {
  background: transparent;
}

.session-row-wrap .session-button-main.active {
  background: transparent;
  border-color: transparent;
}

.session-button:hover {
  background: color-mix(in srgb, var(--text) 6%, transparent);
}

.session-button.active {
  border-color: transparent;
  background: color-mix(in srgb, var(--text) 10%, transparent);
}

.session-row-wrap .session-button-main.session-button.active {
  background: transparent;
}

.chat-main {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  grid-gap: 8px;
  gap: 8px;
  min-height: 0;
  height: 100%;
  max-height: 100%;
  overflow: hidden;
  padding: 10px 16px 12px;
  border-radius: 0;
  border-right: 0;
  border-top: 0;
  border-bottom: 0;
}

.chat-window {
  border: 0;
  border-radius: 0;
  background: transparent;
  overflow-x: hidden;
  overflow-y: auto;
  padding: 8px 0 16px;
  min-height: 0;
  max-height: none;
}

.chat-window-inner {
  max-width: 820px;
  margin: 0 auto;
  padding: 0 8px;
}

.chat-window-empty {
  min-height: 120px;
}

.message-row {
  margin-bottom: 20px;
  max-width: 100%;
  animation: messageIn 0.22s ease;
}

.message-row.user {
  margin-left: auto;
  max-width: min(560px, 92%);
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

.message-row.assistant {
  max-width: min(760px, 100%);
  margin-right: auto;
}

.message-label {
  font-size: 12px;
  color: var(--muted);
}

.message-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 4px;
}

.message-meta--assistant {
  margin-bottom: 6px;
  opacity: 0.92;
}

.message-avatar {
  width: 28px;
  height: 28px;
  border-radius: 999px;
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: -0.03em;
  background: color-mix(in srgb, var(--surface-soft) 72%, transparent);
}

.message-bubble {
  border-radius: 16px;
  padding: 10px 14px;
  white-space: pre-wrap;
  line-height: 1.5;
}

.message-bubble--user {
  border: 1px solid color-mix(in srgb, var(--line) 80%, transparent);
  background: color-mix(in srgb, var(--surface-soft) 88%, var(--bg) 12%);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.04);
}

.message-bubble--assistant {
  border: 0;
  background: transparent;
  padding-left: 0;
  padding-right: 0;
}

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

.message-row.assistant .message-avatar {
  background: color-mix(in srgb, var(--focus) 22%, var(--surface));
}

.message-bubble--assistant.assistant-loading {
  min-width: 0;
  max-width: 420px;
}

.loading-note {
  margin: 0 0 8px;
  font-size: 13px;
  color: var(--muted);
  line-height: 1.45;
  animation: loading-note-reveal 0.95s ease-out both;
}

@keyframes loading-note-reveal {
  from {
    opacity: 0;
    transform: translateY(4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.shimmer-line {
  height: 11px;
  border-radius: 8px;
  margin-bottom: 8px;
  background: linear-gradient(90deg, color-mix(in srgb, var(--line) 70%, transparent) 25%, color-mix(in srgb, var(--muted) 40%, transparent) 50%, color-mix(in srgb, var(--line) 70%, transparent) 75%);
  background-size: 200% 100%;
  animation: shimmer 2.8s linear infinite;
}

.shimmer-line.w80 {
  width: 80%;
}

.shimmer-line.w60 {
  width: 60%;
}

@keyframes shimmer {
  0% {
    background-position: 180% 0;
  }
  100% {
    background-position: -180% 0;
  }
}

.message-artifacts {
  margin-top: 12px;
}

.artifact-stack {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 440px;
}

.artifact-card {
  border: 1px solid color-mix(in srgb, var(--line) 85%, transparent);
  border-radius: 12px;
  padding: 10px 12px;
  background: color-mix(in srgb, var(--surface-soft) 92%, transparent);
}

.artifact-card--compact {
  box-shadow: none;
}

.artifact-card--chart {
  max-width: 380px;
}

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

.artifact-header-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: flex-end;
}

.artifact-title {
  font-weight: 600;
  font-size: 13px;
  line-height: 1.35;
}

.artifact-meta {
  font-weight: 400;
  color: var(--muted);
  font-size: 11px;
}

.artifact-ghost-btn {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  font-size: 12px;
  padding: 5px 10px;
  border-radius: 999px;
  cursor: pointer;
  font-family: inherit;
}

.artifact-ghost-btn:hover {
  color: var(--text);
  border-color: color-mix(in srgb, var(--accent) 40%, var(--line));
  background: color-mix(in srgb, var(--accent) 10%, transparent);
}

.artifact-download-btn {
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--text);
  font-size: 12px;
  padding: 5px 10px;
  border-radius: 999px;
  cursor: pointer;
  font-family: inherit;
}

.artifact-download-btn:hover {
  background: color-mix(in srgb, var(--accent) 18%, var(--surface));
}

.artifact-table-wrap {
  overflow-x: auto;
}

.artifact-table-wrap--clip {
  max-height: 200px;
  overflow: auto;
  border-radius: 8px;
  border: 1px solid color-mix(in srgb, var(--line) 70%, transparent);
}

.artifact-clip-note {
  margin: 8px 0 0;
  font-size: 11px;
}

.artifact-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}

.artifact-table--dense th,
.artifact-table--dense td {
  padding: 5px 6px;
}

.artifact-table th {
  text-align: left;
  padding: 6px;
  border-bottom: 1px solid var(--line);
  font-size: 11px;
  color: var(--muted);
}

.artifact-table td {
  padding: 6px;
  border-bottom: 1px solid color-mix(in srgb, var(--line) 55%, transparent);
}

.artifact-table tbody tr:nth-child(even) td {
  background: color-mix(in srgb, var(--line) 12%, transparent);
}

.artifact-chart-thumb-wrap {
  display: block;
  width: 100%;
  max-width: 340px;
  padding: 0;
  margin: 0;
  border: 0;
  border-radius: 10px;
  overflow: hidden;
  cursor: zoom-in;
  background: color-mix(in srgb, var(--bg) 60%, var(--surface));
}

.artifact-chart-thumb {
  display: block;
  width: 100%;
  max-height: 200px;
  object-fit: contain;
}

.artifact-fallback {
  white-space: pre-wrap;
  margin: 0;
  font-size: 11px;
  max-height: 160px;
  overflow: auto;
}

.artifact-preview-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(6, 8, 12, 0.62);
  -webkit-backdrop-filter: blur(6px);
          backdrop-filter: blur(6px);
}

.artifact-preview-dialog {
  width: min(960px, calc(100vw - 32px));
  max-height: min(88vh, 900px);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  padding: 0;
}

.artifact-preview-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
}

.artifact-preview-title {
  font-weight: 600;
  font-size: 15px;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.artifact-preview-close {
  border: 0;
  background: transparent;
  color: var(--muted);
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 8px;
  font-family: inherit;
}

.artifact-preview-close:hover {
  color: var(--text);
  background: color-mix(in srgb, var(--line) 50%, transparent);
}

.artifact-preview-chart-body {
  padding: 16px;
  display: grid;
  place-items: center;
  overflow: auto;
  min-height: 200px;
}

.artifact-preview-chart-img {
  max-width: 100%;
  max-height: min(72vh, 720px);
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 8px;
}

.artifact-preview-table-body {
  padding: 12px 14px 16px;
  overflow: auto;
  min-height: 120px;
}

.artifact-preview-cap {
  margin: 10px 0 0;
  font-size: 12px;
}

.chat-composer {
  padding: 12px;
  display: grid;
  grid-gap: 8px;
  gap: 8px;
}

.composer-input-wrap {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: start;
  grid-gap: 8px;
  gap: 8px;
}

.folder-icon-btn {
  border: 1px solid var(--line);
  background: var(--surface-soft);
  color: var(--text);
  border-radius: 10px;
  width: 38px;
  height: 38px;
  cursor: pointer;
}

.folder-picker {
  position: absolute;
  left: 8px;
  bottom: calc(100% + 10px);
  width: 260px;
  padding: 10px;
  z-index: 20;
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.45);
}

.folder-picker-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 4px;
}

.folder-picker-help {
  margin: 0 0 10px;
  font-size: 11px;
  line-height: 1.4;
}

.folder-picker-list {
  max-height: 210px;
  overflow: auto;
  display: grid;
  grid-gap: 8px;
  gap: 8px;
  margin-bottom: 8px;
}

.folder-picker-list .session-button {
  border: 1px solid var(--line);
  background: var(--surface);
}

.folder-picker-list .session-button:hover {
  background: var(--surface-soft);
}

.folder-picker-list .session-button.active {
  border-color: color-mix(in srgb, var(--accent) 45%, var(--line));
  background: color-mix(in srgb, var(--accent) 14%, var(--surface));
}

.composer-controls {
  display: grid;
  grid-template-columns: 1fr;
  grid-gap: 8px;
  gap: 8px;
}

.composer-select {
  height: 40px;
}

.composer-input {
  resize: vertical;
  min-height: 92px;
}

.composer-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.composer-hint {
  font-size: 12px;
  color: var(--muted);
}

.composer-send {
  min-width: 150px;
}

.gpt-composer-outer {
  padding: 10px 16px 22px;
  max-width: 820px;
  width: 100%;
  margin: 0 auto;
}

.gpt-composer {
  position: relative;
  border-radius: 24px;
  border: 1px solid color-mix(in srgb, var(--line) 88%, var(--accent) 12%);
  background: linear-gradient(
    168deg,
    color-mix(in srgb, var(--surface-soft) 82%, var(--surface) 18%) 0%,
    color-mix(in srgb, var(--surface) 94%, var(--bg) 6%) 100%
  );
  padding: 12px 14px 10px;
  box-shadow:
    0 10px 36px rgba(0, 0, 0, 0.32),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.gpt-composer-textarea {
  width: 100%;
  min-height: 48px;
  max-height: 200px;
  border: 0;
  background: transparent;
  color: var(--text);
  font-size: 15px;
  line-height: 1.5;
  resize: none;
  padding: 8px 6px 12px;
  outline: none;
  font-family: inherit;
}

.gpt-composer-textarea::placeholder {
  color: var(--muted);
}

.gpt-composer-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding-top: 6px;
  margin-top: 4px;
  border-top: 1px solid color-mix(in srgb, var(--line) 50%, transparent);
}

.gpt-composer-toolbar-left,
.gpt-composer-toolbar-right {
  display: flex;
  align-items: center;
  gap: 0;
}

.gpt-toolbar-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 0;
  background: transparent;
  color: var(--muted);
  font-size: 13px;
  cursor: pointer;
  padding: 8px 10px;
  border-radius: 999px;
  font-family: inherit;
}

.gpt-toolbar-btn:hover:not(:disabled) {
  background: color-mix(in srgb, var(--line) 40%, transparent);
  color: var(--text);
}

.gpt-toolbar-btn:disabled {
  opacity: 0.42;
  cursor: default;
}

.gpt-toolbar-icon {
  font-size: 20px;
  font-weight: 400;
  line-height: 1;
  color: var(--text);
}

.gpt-icon-only {
  padding: 8px;
  min-width: 40px;
}

.gpt-toolbar-svg {
  display: block;
}

.gpt-toolbar-a {
  font-size: 15px;
  font-weight: 650;
  letter-spacing: -0.02em;
  color: var(--text);
}

.gpt-mic-btn:not(:disabled) {
  color: var(--text);
}

.gpt-send-btn {
  width: 38px;
  height: 38px;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--accent-strong) 45%, var(--line));
  background: linear-gradient(145deg, var(--accent) 0%, var(--accent-strong) 100%);
  color: var(--accent-text);
  display: grid;
  place-items: center;
  cursor: pointer;
  flex-shrink: 0;
  box-shadow: 0 4px 18px var(--accent-glow);
}

.gpt-send-btn:hover:not(:disabled) {
  filter: brightness(1.05);
}

.gpt-send-btn:disabled {
  opacity: 0.32;
  cursor: not-allowed;
}

.gpt-send-arrow {
  font-size: 17px;
  line-height: 1;
  transform: translateY(-1px);
}

.gpt-composer-hint {
  margin: 12px 0 0;
  font-size: 11px;
  line-height: 1.45;
  text-align: center;
  padding: 0 8px;
  opacity: 0.88;
}

.error-banner {
  border: 1px solid color-mix(in srgb, var(--danger) 45%, var(--line));
  color: #ffe4e6;
  padding: 10px 14px;
  border-radius: 12px;
  background: color-mix(in srgb, #881337 55%, var(--surface));
  font-size: 13px;
}

.palette-overlay {
  position: fixed;
  inset: 0;
  background: rgba(12, 15, 21, 0.4);
  display: grid;
  place-items: start center;
  padding-top: 9vh;
  z-index: 1000;
}

.palette {
  width: min(640px, 94vw);
  padding: 10px;
}

.palette-title {
  padding: 10px 12px 8px;
  font-weight: 700;
  font-size: 15px;
  color: var(--muted);
}

.palette-item {
  display: block;
  width: 100%;
  text-align: left;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--text);
  padding: 12px;
  border-radius: 10px;
  margin-bottom: 8px;
  cursor: pointer;
  font-size: 14px;
}

.palette-item:hover {
  background: var(--accent-soft);
  border-color: color-mix(in srgb, var(--accent) 35%, var(--line));
}

.sidebar-sub {
  font-size: 12px;
  margin-top: 2px;
}


.gpt-datasource-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px 7px 10px !important;
  border-radius: 999px;
  background: color-mix(in srgb, var(--text) 4.5%, transparent) !important;
  color: var(--text) !important;
  border: 1px solid transparent;
  transition:
    background 0.15s ease,
    border-color 0.15s ease;
}

.gpt-datasource-btn:hover {
  background: color-mix(in srgb, var(--text) 8%, transparent) !important;
  border-color: color-mix(in srgb, var(--line) 75%, transparent);
}

.gpt-datasource-btn .gpt-toolbar-ds-icon {
  color: var(--accent-strong);
}

.gpt-datasource-label {
  font-weight: 500;
  font-size: 13px;
  letter-spacing: 0.01em;
}

@keyframes messageIn {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.uploads-page {
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding: 20px 22px 28px;
  flex: 1 1;
  min-height: 0;
  overflow-x: hidden;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

/* Let content define scroll height: default flex-shrink:1 was squashing the workspace + previews inside a fixed viewport. */
.uploads-page > * {
  flex-shrink: 0;
}

.uploads-header {
  padding: 18px 20px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  border: 1px solid color-mix(in srgb, var(--line) 85%, var(--accent) 15%);
  background: linear-gradient(165deg, color-mix(in srgb, var(--surface) 88%, var(--surface-soft) 12%) 0%, var(--surface) 100%);
}

.uploads-header-copy {
  flex: 1 1 240px;
  min-width: 0;
}

.uploads-header-agent-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 12px -6px;
  padding: 6px 8px 6px 6px;
  max-width: 100%;
  border-radius: 10px;
  text-decoration: none;
  color: inherit;
  transition: background 0.15s ease, box-shadow 0.15s ease;
}

.uploads-header-agent-link:hover {
  background: color-mix(in srgb, var(--text) 6%, transparent);
}

.uploads-header-agent-link:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--focus) 18%, transparent);
}

.uploads-title {
  margin: 0 0 8px;
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.uploads-subtitle {
  margin: 0;
  font-size: 14px;
  line-height: 1.5;
  max-width: 42rem;
}

.upload-workspace {
  display: grid;
  grid-template-columns: 280px 1fr;
  grid-gap: 18px;
  gap: 18px;
  align-items: start;
}

.workspace-sidebar {
  padding: 16px;
  display: grid;
  grid-gap: 18px;
  gap: 18px;
  align-content: start;
  border: 1px solid color-mix(in srgb, var(--line) 92%, transparent);
  background: color-mix(in srgb, var(--surface-soft) 35%, var(--surface) 65%);
}

.workspace-sidebar-block--create {
  margin: 0;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.workspace-sidebar-block--folders {
  padding-top: 4px;
}

.workspace-sidebar-title {
  font-size: 16px;
  font-weight: 700;
}

.workspace-folder-list {
  overflow: visible;
  display: grid;
  grid-gap: 8px;
  gap: 8px;
  align-content: start;
}

.workspace-create-folder-heading {
  font-size: 13px;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 10px;
}

.workspace-folder-item {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 12px;
  background: var(--surface);
  color: var(--text);
  text-align: left;
  cursor: pointer;
}

.workspace-folder-item:hover {
  background: color-mix(in srgb, var(--surface-soft) 80%, transparent);
}

.workspace-folder-item.active {
  border-color: color-mix(in srgb, var(--accent) 45%, var(--line));
  background: color-mix(in srgb, var(--accent) 14%, var(--surface));
  color: var(--text);
}

.workspace-folder-name {
  font-size: 14px;
  font-weight: 600;
}

.workspace-main {
  display: grid;
  grid-gap: 18px;
  gap: 18px;
  align-content: start;
  min-width: 0;
}

.metadata-overview-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-gap: 12px;
  gap: 12px;
}

.metadata-card {
  padding: 14px 16px;
  border: 1px solid color-mix(in srgb, var(--line) 90%, transparent);
  background: color-mix(in srgb, var(--surface-soft) 40%, var(--surface) 60%);
}

.metadata-card-label {
  font-size: 12px;
  color: var(--muted);
}

.metadata-card-value {
  margin-top: 4px;
  font-size: 24px;
  font-weight: 700;
}

.folder-panel,
.upload-panel {
  padding: 14px;
}

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

.folder-item {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px;
  background: var(--surface);
  text-align: left;
  cursor: pointer;
}

.folder-item.active {
  background: color-mix(in srgb, var(--accent) 22%, var(--surface));
}

.create-folder-row {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-gap: 10px;
  gap: 10px;
  align-items: end;
}

.create-folder-field {
  display: grid;
  grid-gap: 6px;
  gap: 6px;
  min-width: 0;
}

.create-folder-submit {
  align-self: end;
}

.upload-field-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
}

.upload-panel-title {
  margin-top: 0;
}

.upload-panel-intro {
  margin-top: 0;
  margin-bottom: 12px;
}

.upload-code {
  font-size: 12px;
  padding: 1px 6px;
  border-radius: 6px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface-soft) 90%, transparent);
}

.upload-drop-zone {
  border: 1px dashed color-mix(in srgb, var(--line) 70%, var(--muted) 30%);
  border-radius: 14px;
  padding: 22px 20px;
  background: color-mix(in srgb, var(--surface-soft) 55%, var(--surface) 45%);
  transition:
    border-color 0.18s ease,
    background 0.18s ease,
    box-shadow 0.18s ease;
}

.upload-drop-zone-active {
  border-color: color-mix(in srgb, var(--accent) 50%, var(--line));
  border-style: solid;
  background: color-mix(in srgb, var(--accent) 10%, var(--surface-soft));
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent) 20%, transparent);
}

.upload-drop-zone-disabled {
  opacity: 0.72;
  pointer-events: none;
}

.upload-drop-zone-title {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 4px;
}

.upload-drop-hint {
  margin: 0 0 12px;
  font-size: 13px;
}

.upload-drop-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

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

.upload-queue {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: grid;
  grid-gap: 6px;
  gap: 6px;
}

.upload-queue-item {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  font-size: 13px;
  padding: 8px 10px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--surface-soft);
}

.upload-queue-name {
  font-weight: 600;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.upload-queue-state {
  flex-shrink: 0;
  font-size: 12px;
  color: var(--muted);
}

.upload-queue-ok .upload-queue-state {
  color: color-mix(in srgb, #4ade80 85%, var(--muted));
}

.upload-queue-fail .upload-queue-state {
  color: color-mix(in srgb, #f87171 90%, var(--muted));
}

.upload-status {
  margin-top: 10px;
  font-size: 13px;
}

.uploaded-files-panel {
  padding: 18px 20px 20px;
  display: grid;
  grid-gap: 16px;
  gap: 16px;
  min-width: 0;
  border: 1px solid color-mix(in srgb, var(--line) 88%, transparent);
  background: color-mix(in srgb, var(--surface-soft) 25%, var(--surface) 75%);
}

.uploaded-files-header {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
  padding-bottom: 4px;
  border-bottom: 1px solid color-mix(in srgb, var(--line) 75%, transparent);
}

.uploaded-files-heading {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.uploaded-files-lede {
  margin: 0;
  font-size: 13px;
  line-height: 1.45;
}

.uploaded-file-list {
  display: grid;
  grid-gap: 10px;
  gap: 10px;
}

.uploaded-tools {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  grid-gap: 12px;
  gap: 12px;
  align-items: end;
}

.uploaded-tool-field {
  display: grid;
  grid-gap: 6px;
  gap: 6px;
  min-width: 0;
}

.upload-tool-select {
  min-width: 0;
}

.uploaded-file-card {
  border: 1px solid color-mix(in srgb, var(--line) 85%, transparent);
  border-radius: 12px;
  background: color-mix(in srgb, var(--surface-soft) 50%, var(--surface) 50%);
  min-width: 0;
  box-shadow: 0 1px 0 color-mix(in srgb, #fff 4%, transparent);
}

.uploaded-file-card summary {
  list-style: none;
  cursor: pointer;
  padding: 14px 14px 14px 12px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.uploaded-file-card summary::-webkit-details-marker {
  display: none;
}

.uploaded-file-card summary::before {
  content: "";
  flex: 0 0 0.55rem;
  width: 0.55rem;
  height: 0.55rem;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(-45deg) translate(0, -1px);
  opacity: 0.75;
  transition: transform 0.15s ease;
}

.uploaded-file-card[open] summary::before {
  transform: rotate(45deg);
}

.uploaded-file-summary-row {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1 1 auto;
  min-width: 0;
}

.uploaded-file-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex: 1 1 auto;
  min-width: 0;
}

.upload-file-delete {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 11px;
  margin: 0;
  border: 1px solid color-mix(in srgb, var(--danger) 35%, var(--line));
  border-radius: 9px;
  background: color-mix(in srgb, var(--danger) 8%, var(--surface));
  color: color-mix(in srgb, var(--danger) 92%, var(--text));
  font-size: 12px;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  transition:
    background 0.15s ease,
    border-color 0.15s ease,
    color 0.15s ease;
}

.upload-file-delete:hover:not(:disabled) {
  background: color-mix(in srgb, var(--danger) 16%, var(--surface));
  border-color: color-mix(in srgb, var(--danger) 48%, var(--line));
  color: #fecdd3;
}

.upload-file-delete:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.upload-file-delete:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--danger) 45%, transparent);
  outline-offset: 2px;
}

.upload-file-delete-icon {
  flex-shrink: 0;
  opacity: 0.92;
}

.uploaded-file-name {
  font-weight: 700;
}

.uploaded-file-meta {
  font-size: 12px;
  color: var(--muted);
}

.uploaded-sheet-list {
  display: grid;
  grid-gap: 8px;
  gap: 8px;
  padding: 0 12px 12px;
  min-width: 0;
}

.uploaded-sheet-card {
  border: 1px solid color-mix(in srgb, var(--line) 65%, transparent);
  border-radius: 8px;
  padding: 10px;
  background: color-mix(in srgb, var(--surface) 92%, transparent);
  min-width: 0;
  max-width: 100%;
  overflow-x: auto;
  overflow-y: visible;
}

.uploaded-sheet-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 8px;
}

.uploaded-sheet-actions {
  margin-bottom: 8px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.uploaded-column-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.uploaded-column-tag {
  border: 1px solid var(--line);
  background: var(--surface-soft);
  border-radius: 999px;
  font-size: 11px;
  padding: 4px 8px;
}

.sheet-preview-wrap {
  margin-top: 10px;
  border: 1px solid color-mix(in srgb, var(--line) 65%, transparent);
  border-radius: 8px;
  padding: 10px;
  background: color-mix(in srgb, var(--surface) 92%, transparent);
  min-width: 0;
  overflow-x: auto;
  overflow-y: visible;
}

.sheet-preview-meta {
  font-size: 12px;
  margin-bottom: 8px;
}

.sheet-preview-tools {
  display: grid;
  grid-template-columns: 220px 1fr;
  grid-gap: 8px;
  gap: 8px;
  margin-bottom: 8px;
}

.sheet-preview-table td,
.sheet-preview-table th {
  font-size: 12px;
  white-space: nowrap;
}

.sheet-preview-scroll {
  overflow-x: auto;
  overflow-y: visible;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  display: block;
}

.sheet-preview-table {
  width: max-content;
  min-width: 100%;
  max-width: none;
}

.sheet-preview-table th {
  position: -webkit-sticky;
  position: sticky;
  top: 0;
  z-index: 3;
  background: color-mix(in srgb, var(--surface) 92%, transparent);
}

.sheet-preview-table th:first-child,
.sheet-preview-table td:first-child {
  position: -webkit-sticky;
  position: sticky;
  left: 0;
  z-index: 2;
  background: color-mix(in srgb, var(--surface-soft) 86%, transparent);
  box-shadow: 8px 0 12px -10px rgba(0, 0, 0, 0.65);
}

.sheet-preview-table th:first-child {
  z-index: 4;
}

.sheet-preview-pagination {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  margin-top: 10px;
}

.empty-upload-state {
  border: 1px dashed var(--line);
  border-radius: 10px;
  padding: 14px;
  background: color-mix(in srgb, var(--surface-soft) 80%, transparent);
}

@media (max-width: 980px) {
  .app-header {
    flex-wrap: wrap;
    align-items: flex-start;
  }

  .upload-workspace {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .metadata-overview-grid {
    grid-template-columns: 1fr;
  }

  .uploaded-files-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .uploaded-tools {
    grid-template-columns: 1fr;
  }

  .sheet-preview-tools {
    grid-template-columns: 1fr;
  }

  .sheet-preview-pagination {
    justify-content: flex-start;
  }

  .chat-shell {
    position: relative;
    display: flex;
    flex-direction: column;
    flex: 1 1;
    min-height: 0;
  }

  .chat-leftbar {
    /* Absolute: does not stretch the flex column to the full session list height. */
    position: absolute;
    top: 58px;
    left: 10px;
    bottom: 10px;
    width: min(320px, calc(100vw - 20px));
    z-index: 45;
    transform: translateX(-112%);
    transition: transform 0.2s ease;
    border: 1px solid var(--line);
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    padding: 10px 10px 12px;
  }

  .chat-leftbar .leftbar-scroll {
    flex: 1 1;
    min-height: 0;
  }

  .chat-leftbar.open {
    transform: translateX(0);
  }

  .sidebar-mobile-close,
  .sidebar-mobile-open {
    display: inline-flex;
  }

  .chat-main {
    flex: 1 1;
    min-height: 0;
    height: auto;
    max-height: none;
    border: 0;
  }
}