.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  height: 32px;
  padding: 0 12px;
  border: 1px solid var(--chem-border);
  border-radius: var(--chem-radius-sm);
  background: transparent;
  color: var(--chem-text-2);
  font-size: 12px;
  font-weight: 500;
  white-space: nowrap;
  transition: background var(--chem-speed) var(--chem-ease),
    color var(--chem-speed) var(--chem-ease),
    border-color var(--chem-speed) var(--chem-ease);
}
.btn:hover {
  color: var(--chem-text);
  background: var(--chem-tint);
  border-color: var(--chem-border-strong);
}
.btn:active {
  transform: translateY(0.5px);
}
.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.btn-primary {
  background: var(--chem-accent);
  border-color: var(--chem-accent);
  color: var(--chem-on);
}
.btn-primary:hover {
  background: var(--chem-accent-2);
  border-color: var(--chem-accent-2);
  color: var(--chem-on);
}

.btn-ghost {
  border-color: transparent;
}
.btn-ghost:hover {
  border-color: transparent;
}

.btn-sm {
  height: 26px;
  padding: 0 8px;
  font-size: 11px;
}

.btn-danger {
  color: var(--chem-danger);
  border-color: transparent;
}
.btn-danger:hover {
  color: var(--chem-danger);
  border-color: var(--chem-danger);
  background: transparent;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 9px;
  height: 34px;
  padding: 0 10px;
  border-radius: var(--chem-radius-sm);
  color: var(--chem-text-2);
  font-size: 13px;
  user-select: none;
  cursor: pointer;
  transition: background var(--chem-speed) var(--chem-ease),
    color var(--chem-speed) var(--chem-ease);
}
.nav-item:hover {
  color: var(--chem-text);
  background: var(--chem-tint);
}
.nav-item.active {
  color: var(--chem-text);
  background: var(--chem-bg3);
}
.nav-item .nav-icon {
  color: currentColor;
  opacity: 0.8;
}
.nav-item .nav-text {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.page {
  max-width: 880px;
  margin: 0 auto;
  padding: 56px 32px 72px;
  animation: chem-page-in 0.24s var(--chem-ease) both;
}
@keyframes chem-page-in {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.page-wide {
  max-width: none;
  height: 100%;
  padding: 24px 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.page-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}
.eyebrow {
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--chem-text-3);
  margin-bottom: 10px;
}
.page-title {
  font-size: 30px;
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--chem-text);
}
.page-title-sm {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.02em;
}
.page-sub {
  margin-top: 10px;
  font-size: 13px;
  color: var(--chem-text-2);
  max-width: 620px;
}

.hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - var(--chem-topbar-h) - 56px);
  min-height: calc(100dvh - var(--chem-topbar-h) - 56px);
  padding: 24px 0 76px;
}
.hero-lockup {
  display: flex;
  align-items: center;
  gap: 10px;

  transform: translateX(-29px);
}

.hero-logo {
  position: relative;
  display: block;
  color: var(--chem-text);
  --logo-size: 200px;

  margin-right: 0;
}
.hero-logo svg {
  position: relative;
  z-index: 1;
}

.hero-logo::before {
  content: '';
  position: absolute;
  inset: 4%;
  z-index: 0;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    color-mix(in srgb, currentColor 13%, transparent) 0%,
    transparent 68%
  );
  filter: blur(14px);
  pointer-events: none;
}
@keyframes chem-copy-out {
  from {
    opacity: 0;
    transform: translateX(-18px);
    clip-path: inset(-14% 100% -14% 0);
  }
  to {
    opacity: 1;
    transform: translateX(0);
    clip-path: inset(-14% -4% -14% 0);
  }
}
.hero-title {
  font-size: clamp(40px, 5.4vw, 64px);
  font-weight: 600;
  letter-spacing: -0.04em;
  line-height: 1;
  white-space: nowrap;
  color: var(--chem-text);
  animation: chem-copy-out 0.72s var(--chem-ease) 0.22s both;
}
.hero-cn {
  margin-top: 18px;
  font-size: 12px;
  letter-spacing: 0.42em;
  padding-left: 0.42em;
  color: var(--chem-text-3);
  animation: chem-fade 0.6s var(--chem-ease) 0.46s both;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 30px;
  animation: chem-fade 0.5s var(--chem-ease) 0.6s both;
}

.hero-actions .btn {
  height: 30px;
  padding: 0 14px;
  background: transparent;
  border-color: var(--chem-border);
  color: var(--chem-text-2);
}
.hero-actions .btn-primary {
  border-color: var(--chem-border-strong);
  color: var(--chem-text);
}
.hero-actions .btn-primary:hover {
  background: var(--chem-tint);
  border-color: var(--chem-text-2);
  color: var(--chem-text);
}

.contract {
  max-width: 720px;
  margin: 0 auto;
  border-top: 1px solid var(--chem-border);
  padding-top: 40px;
  padding-bottom: 24px;
}

.doc-head {
  padding-bottom: 26px;
}
.doc-title {
  margin-top: 8px;
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--chem-text);
}
.doc-lead {
  margin-top: 12px;
  max-width: 560px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--chem-text-2);
}
.doc-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 30px;
  margin-top: 22px;
}
.doc-meta > div {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.doc-meta dt {
  font-size: 10.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--chem-text-3);
}
.doc-meta dd {
  font-size: 12.5px;
  color: var(--chem-text-2);
}

.doc-nav {
  position: sticky;
  top: 0;
  z-index: 2;
  display: flex;
  gap: 4px;
  margin-bottom: 6px;
  padding: 9px 0;
  overflow-x: auto;
  background: var(--chem-bg);
  border-top: 1px solid var(--chem-border);
  border-bottom: 1px solid var(--chem-border);
  scrollbar-width: none;
}
.doc-nav::-webkit-scrollbar {
  display: none;
}
.doc-nav a {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border-radius: var(--chem-radius-sm);
  font-size: 12px;
  color: var(--chem-text-3);
  text-decoration: none;
  transition: color 0.15s, background 0.15s;
}
.doc-nav a span {
  font-family: var(--chem-mono);
  font-size: 10px;
  opacity: 0.7;
}
.doc-nav a:hover,
.doc-nav a.is-active {
  color: var(--chem-text);
  background: color-mix(in srgb, var(--chem-text) 8%, transparent);
}

.doc-sec {
  padding: 30px 0;
  border-bottom: 1px solid var(--chem-border);
  scroll-margin-top: 58px;
}
.doc-sec:last-child {
  border-bottom: none;
}
.doc-sec-head {
  display: flex;
  align-items: baseline;
  gap: 10px;
}
.doc-num {
  font-family: var(--chem-mono);
  font-size: 11px;
  color: var(--chem-text-3);
}
.doc-sec-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--chem-text);
}
.doc-p {
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--chem-text-2);
}
.doc-note {
  margin-top: 12px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--chem-text-3);
}

.code-block {
  position: relative;
  margin-top: 16px;
}
.code-block .code {
  margin: 0;
}
.code-copy {
  position: absolute;
  top: 8px;
  right: 8px;
  padding: 4px 9px;
  border: 1px solid var(--chem-border);
  border-radius: var(--chem-radius-sm);
  background: var(--chem-bg);
  font-size: 11px;
  color: var(--chem-text-3);
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.15s, color 0.15s;
}
.code-block:hover .code-copy,
.code-copy:focus-visible {
  opacity: 1;
}
.code-copy:hover {
  color: var(--chem-text);
}

@media (hover: none) {
  .code-copy {
    opacity: 1;
  }
}

.doc-table-wrap {
  margin-top: 16px;
  overflow-x: auto;
  border: 1px solid var(--chem-border);
  border-radius: var(--chem-radius);
}
.doc-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12.5px;
}
.doc-table th {
  padding: 9px 14px;
  text-align: left;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
  color: var(--chem-text-3);
  background: color-mix(in srgb, var(--chem-text) 4%, transparent);
  border-bottom: 1px solid var(--chem-border);
}
.doc-table td {
  padding: 10px 14px;
  vertical-align: top;
  color: var(--chem-text-2);
  border-bottom: 1px solid var(--chem-border);
}
.doc-table tr:last-child td {
  border-bottom: none;
}
.doc-table td.mono {
  font-family: var(--chem-mono);
  font-size: 11.5px;
  white-space: nowrap;
  color: var(--chem-text);
}
.rules {
  margin-top: 18px;
  display: flex;
  flex-direction: column;
  gap: 7px;
  font-size: 12.5px;
  color: var(--chem-text-2);
}
.rules li {
  padding-left: 14px;
  position: relative;
}
.rules li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--chem-text-3);
}
@media (max-width: 640px) {
  .hero {
    min-height: auto;
    padding: 28px 0 52px;
  }
  .hero-lockup {
    flex-direction: column;
    gap: 14px;
    text-align: center;
    transform: none;
  }
  .hero-logo {
    --logo-size: 132px;
    margin-right: 0;
  }
  .hero-title {
    font-size: 34px;
  }
  .hero-actions {
    margin-top: 24px;
  }
  .doc-table td.mono {
    white-space: normal;
  }
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
  margin-top: 32px;
}
.card {
  border: 1px solid var(--chem-border);
  border-radius: var(--chem-radius);
  background: var(--chem-card);
  padding: 16px;
  transition: border-color var(--chem-speed) var(--chem-ease);
}
.card:hover {
  border-color: var(--chem-border-strong);
}
.card-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--chem-text);
  margin-bottom: 6px;
}
.card-desc {
  font-size: 12px;
  line-height: 1.6;
  color: var(--chem-text-2);
}

.panel {
  border: 1px solid var(--chem-border);
  border-radius: var(--chem-radius);
  background: var(--chem-card);
  min-height: 0;
  display: flex;
  flex-direction: column;
}
.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--chem-border);
}
.panel-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--chem-text);
}
.panel-body {
  padding: 8px;
  overflow: auto;
  min-height: 0;
}

.list-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px;
  border-radius: var(--chem-radius-sm);
}
.list-row:hover {
  background: var(--chem-tint);
}
.list-main {
  flex: 1;
  min-width: 0;
}
.list-name {
  font-size: 12px;
  color: var(--chem-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.list-meta {
  font-size: 11px;
  color: var(--chem-text-3);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.list-row.is-undone {
  opacity: 0.45;
}
.list-row.is-undone .list-name {
  text-decoration: line-through;
}

.ws-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}
@media (max-width: 1100px) {
  .ws-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
@media (max-width: 720px) {
  .ws-grid {
    grid-template-columns: minmax(0, 1fr);
    height: auto !important;
  }
}


.ws-tree-panel {
  height: 300px;
  flex-shrink: 0;
}
.ws-tree {
  padding: 6px 8px;
}
.tree-root {
  border: 0;
}
.tree-root + .tree-root {
  margin-top: 6px;
  padding-top: 6px;
  border-top: 1px solid var(--chem-border);
}
.tree-head,
.tree-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  border-radius: var(--chem-radius-sm);
  list-style: none;
}
.tree-head {
  cursor: pointer;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--chem-text-2);
}
.tree-head::-webkit-details-marker,
.tree-node > summary::-webkit-details-marker {
  display: none;
}
.tree-head:hover,
.tree-node > summary:hover {
  background: var(--chem-tint);
}
.tree-node > summary {
  cursor: pointer;
}
.tree-title {
  flex: 1;
  min-width: 0;
  font-size: 12px;
  color: var(--chem-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.tree-children {
  margin-left: 10px;
  padding-left: 12px;
  border-left: 1px dashed var(--chem-border);
}
.tree-row.is-undone {
  opacity: 0.45;
}
.tree-row.is-undone .list-name {
  text-decoration: line-through;
}
.tree-row.is-error {
  background: color-mix(in srgb, var(--chem-danger) 8%, transparent);
}
.tree-empty,
.tree-warn {
  padding: 6px 8px;
  font-size: 11px;
  color: var(--chem-text-3);
}
.tree-warn {
  color: var(--chem-danger);
}
.tree-actions {
  display: flex;
  justify-content: flex-end;
  padding: 4px 8px 8px;
}

.badge {
  display: inline-flex;
  align-items: center;
  height: 20px;
  padding: 0 6px;
  border: 1px solid var(--chem-border);
  border-radius: var(--chem-radius-sm);
  font-size: 10px;
  color: var(--chem-text-3);
  font-family: var(--chem-mono);
}
.tag {
  display: inline-flex;
  align-items: center;
  height: 20px;
  padding: 0 6px;
  border-radius: var(--chem-radius-sm);
  background: var(--chem-bg3);
  font-size: 10px;
  color: var(--chem-text-2);
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.label {
  font-size: 11px;
  color: var(--chem-text-3);
}
.input,
.textarea {
  width: 100%;
  border: 1px solid var(--chem-border);
  border-radius: var(--chem-radius-sm);
  background: var(--chem-bg2);
  color: var(--chem-text);
  font-size: 12px;
  padding: 8px 10px;
  outline: none;
  transition: border-color var(--chem-speed) var(--chem-ease);
}
.input:focus,
.textarea:focus {
  border-color: var(--chem-border-strong);
}
.input::placeholder,
.textarea::placeholder {
  color: var(--chem-text-3);
}
.textarea {
  resize: none;
  line-height: 1.7;
  font-family: var(--chem-mono);
  font-size: 12.5px;
  tab-size: 2;
}

.seg {
  display: inline-flex;
  padding: 2px;
  gap: 2px;
  border: 1px solid var(--chem-border);
  border-radius: var(--chem-radius-sm);
}
.seg-item {
  height: 26px;
  padding: 0 10px;
  border-radius: var(--chem-radius-sm);
  font-size: 11px;
  color: var(--chem-text-3);
  font-family: var(--chem-mono);
}
.seg-item:hover {
  color: var(--chem-text);
}
.seg-item.active {
  background: var(--chem-bg3);
  color: var(--chem-text);
}

.code {
  display: block;
  padding: 14px 16px;
  border: 1px solid var(--chem-border);
  border-radius: var(--chem-radius);
  background: var(--chem-bg2);
  color: var(--chem-text-2);
  font-family: var(--chem-mono);
  font-size: 12px;
  line-height: 1.75;
  white-space: pre;
  overflow-x: auto;
}
.mono {
  font-family: var(--chem-mono);
}

.row {
  display: flex;
  align-items: center;
  gap: 8px;
}
.stack {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.grow { flex: 1; min-width: 0; min-height: 0; }
.muted { color: var(--chem-text-2); }
.faint { color: var(--chem-text-3); }
.divider {
  height: 1px;
  background: var(--chem-border);
  margin: 24px 0;
}
.empty {
  padding: 24px 8px;
  text-align: center;
  font-size: 12px;
  color: var(--chem-text-3);
}



.badge-danger {
  color: var(--chem-danger);
  border-color: color-mix(in srgb, var(--chem-danger) 40%, var(--chem-border));
  background: color-mix(in srgb, var(--chem-danger) 8%, transparent);
}

.list-row.is-error:hover {
  background: color-mix(in srgb, var(--chem-danger) 6%, transparent);
}
.list-hint {
  margin-top: 3px;
  font-size: 11px;
  line-height: 1.5;
  color: var(--chem-text-2);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.editor-diag {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 14px;
  border-top: 1px solid color-mix(in srgb, var(--chem-danger) 35%, var(--chem-border));
  background: color-mix(in srgb, var(--chem-danger) 6%, transparent);
}
.editor-diag[hidden] {
  display: none;
}
.diag-badge {
  display: inline-flex;
  align-items: center;
  height: 20px;
  padding: 0 6px;
  flex-shrink: 0;
  border: 1px solid color-mix(in srgb, var(--chem-danger) 45%, var(--chem-border));
  border-radius: var(--chem-radius-sm);
  color: var(--chem-danger);
  font-family: var(--chem-mono);
  font-size: 10px;
}
.diag-main {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.diag-msg {
  font-size: 12px;
  line-height: 1.5;
  color: var(--chem-text);
  word-break: break-word;
}
.diag-hint {
  font-size: 11.5px;
  line-height: 1.55;
  color: var(--chem-text-2);
}
.diag-stack {
  margin-top: 2px;
}
.diag-stack summary {
  cursor: pointer;
  font-size: 11px;
  color: var(--chem-text-3);
  user-select: none;
}
.diag-stack pre {
  max-height: 120px;
  overflow: auto;
  margin: 6px 0 0;
  padding: 8px 10px;
  border: 1px solid var(--chem-border);
  border-radius: var(--chem-radius-sm);
  background: var(--chem-bg2);
  color: var(--chem-text-2);
  font-family: var(--chem-mono);
  font-size: 11px;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
}


.module-error {
  max-width: 760px;
  margin: 40px auto;
  padding: 24px 26px;
  border: 1px solid color-mix(in srgb, var(--chem-danger) 35%, var(--chem-border));
  border-radius: var(--chem-radius);
  background: var(--chem-card);
}
.module-error-eyebrow {
  font-family: var(--chem-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--chem-danger);
}
.module-error-title {
  margin: 8px 0 10px;
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.module-error-message {
  margin: 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--chem-text);
  word-break: break-word;
}
.module-error-meta {
  margin-top: 10px;
  font-family: var(--chem-mono);
  font-size: 11px;
  color: var(--chem-text-3);
}
.module-error-hint {
  margin: 12px 0 0;
  padding: 10px 12px;
  border-left: 2px solid var(--chem-danger);
  background: color-mix(in srgb, var(--chem-danger) 6%, transparent);
  font-size: 12px;
  line-height: 1.65;
  color: var(--chem-text-2);
}
.module-error-snippet,
.module-error-stack pre {
  margin: 12px 0 0;
  padding: 10px 12px;
  border: 1px solid var(--chem-border);
  border-radius: var(--chem-radius-sm);
  background: var(--chem-bg2);
  color: var(--chem-text-2);
  font-family: var(--chem-mono);
  font-size: 11.5px;
  line-height: 1.65;
  white-space: pre-wrap;
  overflow: auto;
  max-height: 220px;
}
.module-error-stack summary {
  margin-top: 12px;
  cursor: pointer;
  font-size: 11px;
  color: var(--chem-text-3);
}
.module-error-actions {
  display: flex;
  gap: 8px;
  margin-top: 16px;
}
.module-error-retry {
  margin-top: 0;
}



.pt-page {
  display: flex;
  flex-direction: column;
  gap: 14px;
  height: 100%;
  min-height: 0;
  padding: 22px 26px 20px;
}

.pt-focus {
  position: fixed;
  inset: 0;
  z-index: 90;
  display: flex;
  flex-direction: column;
  padding: 20px;
  background: var(--chem-bg);
}
.pt-focus-close {
  position: absolute;
  top: 18px;
  right: 18px;
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid var(--chem-border);
  border-radius: var(--chem-radius-sm);
  background: var(--chem-bg2);
  font-size: 18px;
  line-height: 1;
  color: var(--chem-text-3);
  transition: color var(--chem-speed) var(--chem-ease),
    border-color var(--chem-speed) var(--chem-ease);
}
.pt-focus-close:hover {
  color: var(--chem-text);
  border-color: var(--chem-border-strong);
}
.pt-focus-body {
  flex: 1;
  min-width: 0;
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}
.pt-focus .pt-scroll {
  width: 100%;
  height: 100%;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}
.pt-focus .pt-grid {
  --pt-cell: clamp(28px, calc((100cqw - 16px - 18 * var(--pt-gap)) / 18), 88px);
}
.pt-focus-model {
  width: min(76vmin, 560px);
  aspect-ratio: 1;
}
.pt-focus-model .pt-model-svg {
  width: 100%;
  height: 100%;
}
.pt-focus-model .pt-model-sym {
  font-size: 44px;
}

.pt-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
}

.pt-tools {
  display: flex;
  align-items: center;
  gap: 8px;
}

.pt-modes {
  display: flex;
  overflow: hidden;
  border: 1px solid var(--chem-border);
  border-radius: var(--chem-radius-sm);
  background: var(--chem-bg2);
}
.pt-mode {
  height: 30px;
  padding: 0 10px;
  border: none;
  border-right: 1px solid var(--chem-border);
  background: transparent;
  font-size: 11px;
  color: var(--chem-text-3);
  white-space: nowrap;
  cursor: pointer;
  transition: color var(--chem-speed) var(--chem-ease),
    background var(--chem-speed) var(--chem-ease);
}
.pt-mode:last-child {
  border-right: none;
}
.pt-mode:hover {
  color: var(--chem-text);
}
.pt-mode.is-active {
  color: var(--chem-text);
  background: var(--chem-bg3);
}

.pt-search {
  display: flex;
  align-items: center;
  gap: 6px;
  height: 32px;
  padding: 0 10px;
  border: 1px solid var(--chem-border);
  border-radius: var(--chem-radius-sm);
  background: var(--chem-bg2);
  color: var(--chem-text-3);
  transition: border-color var(--chem-speed) var(--chem-ease);
}
.pt-search:focus-within {
  border-color: var(--chem-border-strong);
}
.pt-search-input {
  width: 190px;
  border: none;
  background: transparent;
  outline: none;
  font-size: 12px;
  color: var(--chem-text);
}
.pt-search-input::placeholder {
  color: var(--chem-text-3);
}
.pt-search-input::-webkit-search-cancel-button {
  display: none;
}
.pt-search-clear {
  padding: 0 2px;
  font-size: 14px;
  line-height: 1;
  color: var(--chem-text-3);
}
.pt-search-clear:hover {
  color: var(--chem-text);
}

.pt-expand {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border: 1px solid var(--chem-border);
  border-radius: var(--chem-radius-sm);
  background: var(--chem-bg2);
  color: var(--chem-text-3);
  transition: color var(--chem-speed) var(--chem-ease),
    border-color var(--chem-speed) var(--chem-ease);
}
.pt-expand:hover {
  color: var(--chem-text);
  border-color: var(--chem-border-strong);
}

.pt-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.pt-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 24px;
  padding: 0 9px;
  border: 1px solid var(--chem-border);
  border-radius: var(--chem-radius-sm);
  font-size: 11px;
  color: var(--chem-text-3);
  transition: color var(--chem-speed) var(--chem-ease),
    border-color var(--chem-speed) var(--chem-ease),
    background var(--chem-speed) var(--chem-ease);
}
.pt-chip:hover {
  color: var(--chem-text);
  border-color: var(--chem-border-strong);
}
.pt-chip.is-active {
  color: var(--chem-text);
  background: var(--chem-bg3);
  border-color: var(--chem-border-strong);
}
.pt-dot {
  width: 8px;
  height: 8px;
  border: 1px solid var(--chem-border);
  border-radius: 2px;
}

.pt-filters[hidden],
.pt-legend[hidden] {
  display: none;
}
.pt-legend {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 10px;
  color: var(--chem-text-3);
}
.pt-legend-name {
  color: var(--chem-text-2);
}
.pt-legend-bar {
  width: 108px;
  height: 6px;
  border: 1px solid var(--chem-border);
  border-radius: 3px;
  background: linear-gradient(
    90deg,
    color-mix(in srgb, var(--chem-text) 4%, transparent),
    color-mix(in srgb, var(--chem-text) 46%, transparent)
  );
}
.pt-legend-min,
.pt-legend-max {
  font-family: var(--chem-mono);
}

.pt-body {
  display: flex;
  gap: 18px;
  flex: 1;
  min-height: 0;
}

.pt-scroll {
  flex: 1;
  min-width: 0;
  overflow: auto;
  padding-bottom: 6px;
  container-type: inline-size;
}

.pt-grid {
  --pt-gap: 4px;
  --pt-cell: clamp(15px, calc((100cqw - 16px - 18 * var(--pt-gap)) / 18), 46px);

  display: grid;
  grid-template-columns: 16px repeat(18, var(--pt-cell));
  grid-template-rows: 14px repeat(7, var(--pt-cell)) 10px repeat(2, var(--pt-cell));
  gap: var(--pt-gap);
  width: max-content;
  max-width: 100%;
  margin-inline: auto;
}

.pt-gh,
.pt-ph {
  display: grid;
  place-items: center;
  font-family: var(--chem-mono);
  font-size: 9.5px;
  color: var(--chem-text-3);
}
.pt-ph-f {
  font-size: 9px;
  opacity: 0.7;
}

.pt-cell {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1px;
  min-width: 0;
  padding: 2px;
  border: 1px solid var(--chem-border);
  border-radius: var(--chem-radius-sm);
  background: color-mix(in srgb, var(--chem-text) var(--pt-tint, 3%), transparent);
  color: var(--chem-text);
  transition: border-color var(--chem-speed) var(--chem-ease),
    opacity var(--chem-speed) var(--chem-ease),
    background var(--chem-speed) var(--chem-ease);
}
.pt-cell:hover {
  border-color: var(--chem-border-strong);
}
.pt-cell.is-dim {
  opacity: 0.22;
  pointer-events: none;
}
.pt-cell.is-self {
  border-color: var(--chem-text);
  background: color-mix(in srgb, var(--chem-text) 14%, transparent);
}

.pt-cnum {
  font-family: var(--chem-mono);
  font-size: 8.5px;
  color: var(--chem-text-3);
  line-height: 1;
}
.pt-csym {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.15;
}
.pt-cname {
  max-width: 100%;
  overflow: hidden;
  font-size: 9px;
  line-height: 1;
  white-space: nowrap;
  text-overflow: ellipsis;
  color: var(--chem-text-3);
}

@container (max-width: 640px) {
  .pt-cname {
    display: none;
  }
  .pt-csym {
    font-size: 12px;
  }
}
@container (max-width: 520px) {
  .pt-cnum {
    display: none;
  }
  .pt-cell {
    padding: 0;
  }
  .pt-csym {
    font-size: 11px;
  }
  .pt-gh {
    font-size: 8px;
  }
  .pt-ph {
    font-size: 7.5px;
  }
  .pt-fmark {
    font-size: 7px;
  }
}

.pt-fmark {
  display: grid;
  place-items: center;
  border: 1px dashed var(--chem-border);
  border-radius: var(--chem-radius-sm);
  font-family: var(--chem-mono);
  font-size: 8.5px;
  color: var(--chem-text-3);
  opacity: 0.7;
}

.pt-t-alkali { --pt-tint: 13%; }
.pt-t-alkaline { --pt-tint: 11%; }
.pt-t-transition { --pt-tint: 8%; }
.pt-t-metal { --pt-tint: 6%; }
.pt-t-metalloid { --pt-tint: 5%; }
.pt-t-nonmetal { --pt-tint: 3%; }
.pt-t-halogen { --pt-tint: 9%; }
.pt-t-noble { --pt-tint: 2%; }
.pt-t-lanthanide { --pt-tint: 7%; }
.pt-t-actinide { --pt-tint: 7%; }

.pt-detail {
  width: 352px;
  flex-shrink: 0;
  padding-left: 20px;
  border-left: 1px solid var(--chem-border);
  overflow-y: auto;
  transition: opacity var(--chem-speed) var(--chem-ease);
}
.pt-detail.is-loading {
  opacity: 0.5;
}

.pt-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  height: 100%;
  min-height: 260px;
  text-align: center;
}
.pt-empty-tip {
  max-width: 220px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--chem-text-3);
}

.pt-detail-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.pt-detail-head {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--chem-border);
}
.pt-big-sym {
  display: grid;
  flex-shrink: 0;
  place-items: center;
  width: 58px;
  height: 58px;
  border: 1px solid var(--chem-border);
  border-radius: var(--chem-radius-sm);
  background: color-mix(in srgb, var(--chem-text) var(--pt-tint, 4%), transparent);
  font-size: 26px;
  font-weight: 600;
  letter-spacing: -0.03em;
}
.pt-detail-title {
  flex: 1;
  min-width: 0;
}
.pt-detail-name {
  font-size: 19px;
  font-weight: 600;
  letter-spacing: -0.02em;
}
.pt-detail-en {
  margin-top: 1px;
  font-size: 11px;
  color: var(--chem-text-3);
}
.pt-detail-sub {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 7px;
}
.pt-detail-pos {
  font-family: var(--chem-mono);
  font-size: 10px;
  color: var(--chem-text-3);
}
.pt-detail-z {
  flex-shrink: 0;
  font-family: var(--chem-mono);
  font-size: 10px;
  color: var(--chem-text-3);
}

.pt-appearance {
  margin-top: 12px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--chem-text-2);
}

.pt-model {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 14px;
  padding: 12px;
  border: 1px solid var(--chem-border);
  border-radius: var(--chem-radius-sm);
  background: var(--chem-bg2);
}
.pt-model-visual {
  position: relative;
  flex-shrink: 0;
  width: 150px;
  height: 150px;
}
.pt-model-svg {
  display: block;
  width: 100%;
  height: 100%;
}
.pt-model-sym {
  font-size: 15px;
  font-weight: 600;
  fill: var(--chem-text);
}
.pt-model-zoom {
  position: absolute;
  top: 0;
  right: 0;
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  border: 1px solid var(--chem-border);
  border-radius: var(--chem-radius-sm);
  background: var(--chem-bg2);
  color: var(--chem-text-3);
  transition: color var(--chem-speed) var(--chem-ease),
    border-color var(--chem-speed) var(--chem-ease);
}
.pt-model-zoom:hover {
  color: var(--chem-text);
  border-color: var(--chem-border-strong);
}
.pt-model-zoom svg {
  width: 11px;
  height: 11px;
}
.pt-model-info {
  display: flex;
  flex-direction: column;
  gap: 7px;
  min-width: 0;
}
.pt-shells {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}
.pt-shell-item {
  padding: 2px 6px;
  border-radius: var(--chem-radius-sm);
  background: var(--chem-bg3);
  font-family: var(--chem-mono);
  font-size: 10px;
  color: var(--chem-text-2);
}
.pt-model-note {
  font-size: 10px;
  color: var(--chem-text-3);
}

.pt-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 12px;
  margin-top: 14px;
}
.pt-fact {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}
.pt-fact-k {
  font-size: 10px;
  letter-spacing: 0.06em;
  color: var(--chem-text-3);
}
.pt-fact-v {
  overflow-wrap: anywhere;
  font-size: 12px;
  color: var(--chem-text);
}

.pt-bars {
  display: flex;
  flex-direction: column;
  gap: 9px;
  margin-top: 16px;
  padding: 12px;
  border: 1px solid var(--chem-border);
  border-radius: var(--chem-radius-sm);
  background: var(--chem-bg2);
}
.pt-bar {
  display: grid;
  grid-template-columns: 52px 1fr 58px;
  align-items: center;
  gap: 8px;
}
.pt-bar-k {
  font-size: 10px;
  letter-spacing: 0.04em;
  color: var(--chem-text-3);
}
.pt-bar-track {
  height: 6px;
  overflow: hidden;
  border-radius: 3px;
  background: var(--chem-bg3);
}
.pt-bar-fill {
  display: block;
  height: 100%;
  border-radius: 3px;
  background: color-mix(in srgb, var(--chem-text) 48%, transparent);
}
.pt-bar-v {
  font-family: var(--chem-mono);
  font-size: 10px;
  text-align: right;
  color: var(--chem-text-2);
}

.pt-sec {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--chem-border);
}
.pt-sec-title {
  margin-bottom: 10px;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--chem-text-3);
}

.pt-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.pt-line,
.pt-reaction {
  position: relative;
  padding-left: 12px;
  font-family: var(--chem-mono);
  font-size: 11px;
  line-height: 1.65;
  color: var(--chem-text-2);
  overflow-wrap: anywhere;
}
.pt-line::before,
.pt-reaction::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--chem-text-3);
}

.pt-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
}
.pt-chip-sm {
  display: inline-flex;
  align-items: center;
  padding: 2px 7px;
  border: 1px solid transparent;
  border-radius: var(--chem-radius-sm);
  background: var(--chem-bg3);
  font-size: 10.5px;
  color: var(--chem-text-2);
  cursor: pointer;
  transition: color var(--chem-speed) var(--chem-ease),
    border-color var(--chem-speed) var(--chem-ease);
}
.pt-chip-sm:hover {
  color: var(--chem-text);
  border-color: var(--chem-border-strong);
}

.pt-compounds {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.pt-compound {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 10px 11px;
  border: 1px solid var(--chem-border);
  border-radius: var(--chem-radius-sm);
  background: var(--chem-bg2);
}
.pt-compound-head {
  display: flex;
  align-items: baseline;
  gap: 8px;
}
.pt-formula {
  font-family: var(--chem-mono);
  font-size: 12px;
  color: var(--chem-text);
}
.pt-compound-name {
  font-size: 11px;
  color: var(--chem-text-2);
}
.pt-compound-meta {
  font-size: 10.5px;
  line-height: 1.6;
  color: var(--chem-text-3);
}

@media (max-width: 1180px) {
  .pt-page {
    height: auto;
    padding: 18px 18px 24px;
  }
  .pt-body {
    flex-direction: column;
    gap: 14px;
  }
  .pt-detail {
    width: auto;
    padding: 16px 0 0;
    border-left: none;
    border-top: 1px solid var(--chem-border);
    overflow: visible;
  }
  .pt-empty {
    min-height: 120px;
  }
}

@media (max-width: 760px) {
  .pt-page {
    height: auto;
    padding: 14px 12px;
  }
  .pt-head {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }
  .pt-tools {
    flex-wrap: wrap;
    width: 100%;
    gap: 6px;
  }
  .pt-modes {
    flex: 1;
    min-width: 0;
  }
  .pt-mode {
    flex: 1;
    height: 28px;
    padding: 0 6px;
    font-size: 10px;
    text-align: center;
  }
  .pt-search {
    width: 100%;
  }
  .pt-search-input {
    flex: 1;
    width: auto;
  }
  .pt-filters {
    gap: 4px;
  }
  .pt-chip {
    height: 22px;
    padding: 0 7px;
    font-size: 10px;
  }
  .pt-detail {
    max-height: none;
  }
  .pt-grid {
    --pt-gap: 2px;
  }
}


.agent-page {
  height: 100%;
  gap: 12px;
}
.agent-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-shrink: 0;
}
.agent-head-main {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}
.agent-head .page-title {
  margin: 0;
}
.agent-mark {
  display: grid;
  flex-shrink: 0;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid var(--chem-border);
  border-radius: var(--chem-radius-sm);
  background: var(--chem-bg2);
  color: var(--chem-text);
}
.agent-mark svg {
  width: 18px;
  height: 18px;
}

.agent-settings {
  flex-shrink: 0;
  border: 1px solid var(--chem-border);
  border-radius: var(--chem-radius);
  background: var(--chem-card);
}
.agent-settings > summary {
  padding: 9px 14px;
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--chem-text-3);
  cursor: pointer;
  user-select: none;
}
.agent-settings[open] > summary {
  border-bottom: 1px solid var(--chem-border);
  color: var(--chem-text-2);
}
.agent-settings-body {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  padding: 14px;
}
.agent-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--chem-text-3);
  text-transform: uppercase;
}
.agent-field .input {
  text-transform: none;
  letter-spacing: normal;
}
.agent-settings-actions {
  display: flex;
  grid-column: 1 / -1;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.agent-settings-actions .list-meta {
  flex: 1;
  min-width: 0;
}

.agent-check {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  color: var(--chem-text-2);
  white-space: nowrap;
  cursor: pointer;
}
.agent-check input {
  accent-color: var(--chem-accent);
}

.agent-actions {
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}
.agent-history {
  position: relative;
}
.agent-history > summary {
  list-style: none;
  cursor: pointer;
}
.agent-history > summary::-webkit-details-marker {
  display: none;
}
.agent-history > summary .badge {
  margin-left: 2px;
}
.agent-history[open] > summary {
  color: var(--chem-text);
  background: var(--chem-tint);
  border-color: var(--chem-border-strong);
}
.agent-history-panel {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  z-index: 6;
  display: flex;
  flex-direction: column;
  gap: 2px;
  width: 288px;
  max-height: 320px;
  padding: 6px;
  overflow: auto;
  border: 1px solid var(--chem-border);
  border-radius: var(--chem-radius);
  background: var(--chem-bg2);
  box-shadow: 0 12px 32px color-mix(in srgb, #000 24%, transparent);
}
.agent-history-empty {
  padding: 14px 10px;
  font-size: 11.5px;
  text-align: center;
  color: var(--chem-text-3);
}
.agent-history-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 8px;
  border-radius: var(--chem-radius-sm);
  cursor: pointer;
}
.agent-history-item:hover {
  background: var(--chem-tint);
}
.agent-history-item.is-active {
  background: var(--chem-bg3);
}
.agent-history-main {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}
.agent-history-title {
  overflow: hidden;
  font-size: 12px;
  color: var(--chem-text);
  text-overflow: ellipsis;
  white-space: nowrap;
}
.agent-history-meta {
  font-family: var(--chem-mono);
  font-size: 9.5px;
  color: var(--chem-text-3);
}
.agent-history-del {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: var(--chem-text-3);
  font-size: 14px;
  line-height: 1;
  cursor: pointer;
}
.agent-history-del:hover {
  background: color-mix(in srgb, var(--chem-danger) 12%, transparent);
  color: var(--chem-danger);
}

.agent-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 330px;
  flex: 1;
  gap: 14px;
  min-height: 0;
}
.agent-main {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 0;
  min-height: 0;
}
.agent-thread {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 10px;
  min-height: 0;
  padding: 8px 12px;
  overflow: auto;
}
.agent-empty {
  display: flex;
  flex: 1;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 40px 20px;
  text-align: center;
}
.agent-empty-title {
  font-size: 16px;
  font-weight: 600;
}
.agent-empty-desc {
  max-width: 420px;
  font-size: 12px;
  line-height: 1.8;
  color: var(--chem-text-3);
}
.agent-msg {
  display: flex;
  width: 100%;
}
.agent-msg.is-user {
  justify-content: flex-end;
}
.agent-msg-content {
  flex: 1 1 auto;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  padding: 10px 13px;
  border: 1px solid var(--chem-border);
  border-radius: var(--chem-radius-sm);
  background: var(--chem-card);
  font-size: 12.5px;
  line-height: 1.75;
  white-space: pre-wrap;
  word-break: break-word;
}
.agent-msg.is-user .agent-msg-content {
  background: var(--chem-bg3);
  color: var(--chem-text);
}
.agent-msg.is-assistant {
  justify-content: flex-start;
  text-align: left;
}
.agent-msg.is-assistant .agent-msg-content {
  border-color: var(--chem-border);
  background: var(--chem-card);
  text-align: left;
}
.agent-msg-content.md {
  white-space: normal;
}
.agent-msg-content.md > :first-child {
  margin-top: 0;
}
.agent-msg-content.md > :last-child {
  margin-bottom: 0;
}
.md-p {
  margin: 0 0 8px;
}
.agent-msg-content .md-h {
  margin: 14px 0 6px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--chem-text);
}
.agent-msg-content h1.md-h {
  font-size: 16px;
}
.agent-msg-content h2.md-h {
  font-size: 15px;
}
.agent-msg-content h3.md-h {
  font-size: 14px;
}
.agent-msg-content h4.md-h,
.agent-msg-content h5.md-h,
.agent-msg-content h6.md-h {
  font-size: 13px;
}
.md-list {
  margin: 0 0 8px;
  padding-left: 20px;
}
.md-list li {
  margin: 2px 0;
}
.md-quote {
  margin: 8px 0;
  padding: 4px 0 4px 10px;
  border-left: 2px solid var(--chem-border-strong);
  color: var(--chem-text-2);
}
.md-hr {
  margin: 12px 0;
  border: 0;
  border-top: 1px solid var(--chem-border);
}
.agent-msg-content code {
  padding: 1px 4px;
  border-radius: 3px;
  background: var(--chem-bg3);
  font-family: var(--chem-mono);
  font-size: 11px;
}
.md-pre {
  margin: 8px 0;
  padding: 10px 12px;
  overflow: auto;
  border: 1px solid var(--chem-border);
  border-radius: var(--chem-radius-sm);
  background: var(--chem-bg2);
}
.md-pre code {
  padding: 0;
  background: transparent;
  font-size: 11px;
  line-height: 1.65;
  white-space: pre;
}
.md-pre[data-lang]::before {
  content: attr(data-lang);
  display: block;
  margin-bottom: 6px;
  font-size: 9.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--chem-text-3);
}
.md-table-wrap {
  margin: 8px 0;
  overflow-x: auto;
}
.md-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 11.5px;
}
.md-table th,
.md-table td {
  padding: 5px 8px;
  border: 1px solid var(--chem-border);
  text-align: left;
}
.md-table th {
  background: var(--chem-bg2);
  font-weight: 600;
  color: var(--chem-text);
}
.agent-msg-content a {
  color: var(--chem-text);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.agent-msg-content.is-streaming::after {
  content: '';
  display: inline-block;
  width: 6px;
  height: 12px;
  margin-left: 2px;
  vertical-align: -2px;
  background: var(--chem-text-2);
  animation: chem-caret 1s steps(2) infinite;
}
@keyframes chem-caret {
  50% {
    opacity: 0;
  }
}
.agent-notice {
  padding: 8px 12px;
  border-left: 2px solid var(--chem-border-strong);
  background: var(--chem-bg2);
  font-size: 11.5px;
  line-height: 1.6;
  color: var(--chem-text-2);
}
.agent-notice.is-error {
  border-left-color: var(--chem-danger);
  background: color-mix(in srgb, var(--chem-danger) 6%, transparent);
}
.agent-notice-hint {
  margin-top: 4px;
  font-size: 11px;
  color: var(--chem-text-3);
}
.agent-trace {
  display: flex;
  flex-direction: column;
  min-height: 0;
  border: 1px solid var(--chem-border);
  border-radius: var(--chem-radius);
  background: var(--chem-card);
}
.agent-trace-head {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 9px 12px;
  border-bottom: 1px solid var(--chem-border);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--chem-text-3);
}
.agent-trace-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 4px;
  min-height: 0;
  padding: 8px 8px 12px;
  overflow: auto;
}
.agent-trace-empty {
  padding: 24px 12px;
  font-size: 11.5px;
  line-height: 1.75;
  text-align: center;
  color: var(--chem-text-3);
}
.trace-run,
.trace-step,
.trace-tool {
  border-radius: var(--chem-radius-sm);
}
.trace-run > summary,
.trace-step > summary,
.trace-tool > summary {
  list-style: none;
}
.trace-run > summary::-webkit-details-marker,
.trace-step > summary::-webkit-details-marker,
.trace-tool > summary::-webkit-details-marker {
  display: none;
}
.trace-summary {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 6px;
  border-radius: var(--chem-radius-sm);
  font-size: 11px;
  color: var(--chem-text-2);
  cursor: pointer;
  user-select: none;
}
.trace-summary:hover {
  background: var(--chem-tint);
}
.trace-index {
  flex-shrink: 0;
  font-family: var(--chem-mono);
  font-size: 10px;
  color: var(--chem-text-3);
}
.trace-title {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.trace-name {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  font-family: var(--chem-mono);
  font-size: 10.5px;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--chem-text);
}
.trace-time {
  flex-shrink: 0;
  font-family: var(--chem-mono);
  font-size: 9.5px;
  color: var(--chem-text-3);
}
.trace-status {
  flex-shrink: 0;
  padding: 1px 6px;
  border: 1px solid var(--chem-border);
  border-radius: 999px;
  font-size: 9.5px;
  letter-spacing: 0.04em;
  white-space: nowrap;
  color: var(--chem-text-3);
}
.trace-status.is-running {
  border-color: var(--chem-border-strong);
  color: var(--chem-text);
}
.trace-status.is-done {
  color: var(--chem-text-2);
}
.trace-status.is-error {
  border-color: color-mix(in srgb, var(--chem-danger) 45%, var(--chem-border));
  color: var(--chem-danger);
}
.trace-status.is-aborted,
.trace-status.is-interrupted {
  color: var(--chem-text-3);
}
.trace-steps,
.trace-tools {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-left: 9px;
  padding-left: 8px;
  border-left: 1px dashed var(--chem-border);
}
.trace-step > summary {
  font-size: 10.5px;
  color: var(--chem-text-3);
}
.trace-tool.is-error > summary .trace-name {
  color: var(--chem-danger);
}
.trace-label {
  margin: 4px 0 3px 8px;
  font-size: 9.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--chem-text-3);
}
.trace-payload {
  max-height: 220px;
  margin: 0 0 6px 8px;
  padding: 6px 8px;
  overflow: auto;
  border: 1px solid var(--chem-border);
  border-radius: var(--chem-radius-sm);
  background: var(--chem-bg2);
  font-family: var(--chem-mono);
  font-size: 10px;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
  color: var(--chem-text-2);
}
.trace-result .btn {
  margin: 0 0 6px 8px;
}
.agent-composer {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  border-top: 1px solid var(--chem-border);
  padding-top: 10px;
}
.agent-input {
  min-height: 68px;
  max-height: 180px;
}
.agent-composer-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
}
.agent-note {
  flex: 1;
  min-width: 0;
}


.agent-dock {
  position: absolute;
  inset: 0;
  z-index: 12;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 14px 12px 14px;
  background: var(--chem-bg);
  animation: chem-dock-in 0.22s var(--chem-ease) both;
}
.agent-dock[hidden] {
  display: none;
}
.agent-dock.is-exiting {
  animation: chem-dock-out 0.24s var(--chem-ease) forwards;
  pointer-events: none;
}
@keyframes chem-dock-in {
  from {
    opacity: 0.5;
    transform: translateY(100%);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes chem-dock-out {
  from {
    opacity: 1;
    transform: translateY(0);
  }
  to {
    opacity: 0;
    transform: translateY(100%);
  }
}
.sidebar.agent-nav-restore .sidebar-head,
.sidebar.agent-nav-restore .nav-list {
  animation: chem-nav-rise 0.32s var(--chem-ease) both;
}
@keyframes chem-nav-rise {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.agent-dock-head {
  display: flex;
  align-items: center;
  gap: 8px;
}
.agent-dock-mark {
  display: inline-flex;
  color: var(--chem-text);
}
.agent-dock-mark svg {
  width: 16px;
  height: 16px;
}
.agent-dock-title {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--chem-text);
}
.agent-dock-status {
  margin-left: auto;
  padding: 2px 7px;
  border: 1px solid var(--chem-border);
  border-radius: 999px;
  font-size: 10px;
  color: var(--chem-text-2);
}
.agent-dock-status.is-running {
  color: var(--chem-text);
  border-color: var(--chem-border-strong);
}
.agent-dock-status.is-done {
  color: var(--chem-text);
  border-color: color-mix(in srgb, var(--chem-text) 32%, transparent);
}
.agent-dock-status.is-error {
  color: var(--chem-danger);
  border-color: color-mix(in srgb, var(--chem-danger) 45%, transparent);
}
.agent-dock-status.is-aborted {
  color: var(--chem-text-3);
}
.agent-dock-close {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: var(--chem-text-3);
  font-size: 14px;
  line-height: 1;
  cursor: pointer;
}
.agent-dock-close:hover {
  background: var(--chem-tint);
  color: var(--chem-text);
}
.agent-dock-body {
  flex: 1;
  min-height: 0;
  overflow: auto;
  font-size: 12px;
  line-height: 1.7;
  color: var(--chem-text-2);
  white-space: normal;
}
.agent-dock-body > :first-child {
  margin-top: 0;
}
.agent-dock-body > :last-child {
  margin-bottom: 0;
}
.agent-dock-body .md-h {
  margin: 10px 0 4px;
  font-size: 13px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--chem-text);
}
.agent-dock-body code {
  padding: 1px 4px;
  border-radius: 3px;
  background: var(--chem-bg3);
  font-family: var(--chem-mono);
  font-size: 11px;
}
.agent-dock-body .md-p {
  margin: 0 0 6px;
}
.agent-dock-body .md-list {
  margin: 4px 0 6px;
  padding-left: 16px;
}
.agent-dock-body .md-pre {
  margin: 6px 0;
  padding: 8px;
  font-size: 10.5px;
  overflow-x: auto;
}
.agent-dock-body .md-table-wrap {
  overflow-x: auto;
}
.agent-dock-msg {
  display: flex;
  flex-direction: column;
  gap: 3px;
  margin-bottom: 8px;
  padding: 8px 9px;
  border: 1px solid var(--chem-border);
  border-radius: var(--chem-radius-sm);
  background: var(--chem-card);
}
.agent-dock-msg.is-user {
  background: var(--chem-bg3);
}
.agent-dock-msg.is-streaming {
  border-color: var(--chem-border-strong);
}
.agent-dock-msg-role {
  font-family: var(--chem-mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--chem-text-3);
}
.agent-dock-msg-body {
  font-size: 11.5px;
  line-height: 1.65;
  color: var(--chem-text-2);
}
.agent-dock-notice {
  margin-bottom: 8px;
  padding: 6px 4px;
  border-left: 2px solid var(--chem-border);
  font-size: 11px;
  color: var(--chem-text-3);
}
.agent-dock-empty {
  padding: 12px 4px;
  font-size: 11px;
  color: var(--chem-text-3);
}
.agent-dock-meta {
  overflow: hidden;
  font-family: var(--chem-mono);
  font-size: 10px;
  color: var(--chem-text-3);
  text-overflow: ellipsis;
  white-space: nowrap;
}
.agent-dock-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 6px;
}


.agent-ask {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: 24px;
  background: rgba(0, 0, 0, 0.42);
  background: color-mix(in srgb, var(--chem-bg) 55%, transparent);
  backdrop-filter: blur(3px);
  animation: chem-ask-in 0.18s var(--chem-ease) both;
}
.agent-ask-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: min(480px, 100%);
  padding: 16px;
  border: 1px solid var(--chem-border-strong);
  border-radius: var(--chem-radius);
  background: var(--chem-card);
  animation: chem-ask-up 0.2s var(--chem-ease) both;
}
.agent-ask-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.agent-ask-title {
  font-family: var(--chem-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--chem-text-3);
  text-transform: uppercase;
}
.agent-ask-close {
  padding: 2px 4px;
  border: 0;
  background: transparent;
  color: var(--chem-text-3);
  font-size: 16px;
  line-height: 1;
  cursor: pointer;
}
.agent-ask-close:hover {
  color: var(--chem-text);
}
.agent-ask-question {
  margin: 0;
  color: var(--chem-text);
  font-size: 14px;
  line-height: 1.6;
  white-space: pre-wrap;
}
.agent-ask-options {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.agent-ask-option {
  justify-content: flex-start;
  text-align: left;
}
.agent-ask-custom {
  display: flex;
  gap: 8px;
}
.agent-ask-input {
  flex: 1 1 auto;
  min-width: 0;
}
.agent-ask-foot {
  display: flex;
  justify-content: flex-end;
}
@keyframes chem-ask-in {
  from { opacity: 0; }
  to { opacity: 1; }
}
@keyframes chem-ask-up {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 1040px) {
  .agent-body {
    grid-template-columns: minmax(0, 1fr);
  }
  .agent-trace {
    max-height: 42vh;
  }
}
@media (max-width: 760px) {
  .agent-settings-body {
    grid-template-columns: minmax(0, 1fr);
  }
  .agent-head {
    align-items: flex-start;
    flex-direction: column;
  }
}