/* Secondary pages — visual language shared with the conversation workspace. */

:root {
  --st-bg: #f8f8f8;
  --st-surface: #ffffff;
  --st-border: #e0e0e0;
  --st-border-strong: #cfcfcf;
  --st-text: #2c2c2c;
  --st-muted: #767676;
  --st-faint: #999999;
  --st-accent: #4a9fb0;
  --st-accent-soft: rgba(74, 159, 176, 0.12);
  --st-ok: #16a34a;
  --st-danger: #dc2626;
  --st-rail-w: 200px;
  --st-top-h: 40px;
  --st-radius: 8px;
  --st-font-ui: "Noto Sans SC", "PingFang SC", "Microsoft YaHei UI", system-ui, sans-serif;
  --st-font-read: "Noto Serif SC", "Songti SC", "STSong", Georgia, serif;
  --ui-font-scale: 1;
  font-family: var(--st-font-ui);
  font-size: 14px;
  color: var(--st-text);
  line-height: 1.45;
}

html[data-color-theme="paper"] {
  --st-bg: #f5ecd7;
  --st-surface: #fbf8f2;
  --st-border: #d9d0c1;
  --st-border-strong: #c8bcaa;
  --st-text: #3e3a35;
  --st-muted: #746e67;
  --st-faint: #8b8580;
  --st-accent: #8b9a6b;
  --st-accent-soft: rgba(139, 154, 107, 0.15);
}

html[data-color-theme="dark"] {
  color-scheme: dark;
  --st-bg: #1e1e1e;
  --st-surface: #2d2d30;
  --st-border: #3e3e40;
  --st-border-strong: #525254;
  --st-text: #d0cec9;
  --st-muted: #a09e99;
  --st-faint: #757575;
  --st-accent: #d4a76a;
  --st-accent-soft: rgba(212, 167, 106, 0.15);
  --st-ok: #4ade80;
  --st-danger: #f87171;
}

html[data-color-theme="green"] {
  --st-bg: #dce5d9;
  --st-surface: #f4f9f2;
  --st-border: #c0cfbb;
  --st-border-strong: #a8bca2;
  --st-text: #2b3330;
  --st-muted: #65716c;
  --st-faint: #7a8580;
  --st-accent: #6f8e6c;
  --st-accent-soft: rgba(125, 155, 122, 0.15);
}

html {
  zoom: var(--ui-font-scale);
  background: var(--st-bg);
  color: var(--st-text);
}

@supports not (zoom: 1) {
  html {
    zoom: normal;
    font-size: calc(14px * var(--ui-font-scale, 1));
  }
}

* {
  box-sizing: border-box;
}

html,
body.settings-page {
  height: 100%;
  margin: 0;
  overflow: hidden;
  background: var(--st-bg);
  color: var(--st-text);
}

body.settings-page {
  display: flex;
  flex-direction: column;
  min-height: 0;
}

button,
input,
textarea {
  font: inherit;
}

code {
  font-family: ui-monospace, "Cascadia Code", Consolas, monospace;
  font-size: 0.85em;
  background: #f4f4f5;
  padding: 0.1em 0.35em;
  border-radius: 4px;
}

/* —— Top bar —— */
.st-top {
  min-height: var(--st-top-h);
  flex-shrink: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: 8px 12px;
  padding: 4px 12px;
  background: color-mix(in srgb, var(--st-bg) 92%, transparent);
  border-bottom: 1px solid var(--st-border);
  position: relative;
  z-index: 20;
  backdrop-filter: blur(8px);
}

.st-brand {
  font-weight: 650;
  font-size: 15px;
  letter-spacing: -0.02em;
  color: var(--st-text);
  text-decoration: none;
}

.st-brand:hover {
  color: var(--st-accent);
}

.st-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2px;
  flex-wrap: wrap;
}

.st-nav a {
  padding: 5px 10px;
  border-radius: 6px;
  text-decoration: none;
  color: var(--st-muted);
  font-size: 13px;
  font-weight: 500;
}

.st-nav a:hover {
  color: var(--st-text);
  background: var(--st-accent-soft);
}

.st-nav a[aria-current="page"] {
  color: var(--st-text);
  background: var(--st-accent-soft);
  font-weight: 600;
}

.st-top-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  min-width: 0;
}

.st-theme-menu {
  position: relative;
}

.st-theme-summary {
  width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--st-border-strong);
  border-radius: 8px;
  background: var(--st-surface);
  color: var(--st-muted);
  cursor: pointer;
  list-style: none;
}

.st-theme-summary::-webkit-details-marker {
  display: none;
}

.st-theme-summary:hover,
.st-theme-menu[open] .st-theme-summary {
  color: var(--st-text);
  border-color: var(--st-accent);
  background: var(--st-accent-soft);
}

.st-theme-summary:focus-visible,
.st-theme-item:focus-visible,
.st-font-scale button:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--st-accent) 70%, transparent);
  outline-offset: 2px;
}

.st-hamburger,
.st-hamburger::before,
.st-hamburger::after {
  width: 16px;
  height: 1.5px;
  display: block;
  border-radius: 2px;
  background: currentColor;
}

.st-hamburger {
  position: relative;
}

.st-hamburger::before,
.st-hamburger::after {
  content: "";
  position: absolute;
  left: 0;
}

.st-hamburger::before {
  top: -5px;
}

.st-hamburger::after {
  top: 5px;
}

.st-theme-panel {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  z-index: 100;
  width: 258px;
  padding: 10px;
  border: 1px solid var(--st-border-strong);
  border-radius: 12px;
  background: var(--st-surface);
  color: var(--st-text);
  box-shadow: 0 12px 32px color-mix(in srgb, var(--st-text) 12%, transparent);
}

.st-theme-label {
  padding: 4px 10px 7px;
  color: var(--st-muted);
  font-size: 12px;
  font-weight: 600;
}

.st-theme-item {
  width: 100%;
  min-height: 54px;
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  align-items: center;
  gap: 10px;
  padding: 7px 10px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--st-text);
  text-align: left;
  cursor: pointer;
}

.st-theme-item:hover {
  background: color-mix(in srgb, var(--st-surface) 58%, var(--st-bg));
}

.st-theme-item.is-active {
  background: var(--st-accent-soft);
  color: var(--st-accent);
}

.st-theme-icon {
  font-size: 18px;
  line-height: 1;
  text-align: center;
}

.st-theme-copy {
  display: flex;
  flex-direction: column;
  min-width: 0;
  line-height: 1.35;
}

.st-theme-name {
  font-size: 14px;
  font-weight: 650;
}

.st-theme-desc {
  color: var(--st-muted);
  font-size: 12px;
}

.st-theme-item.is-active .st-theme-desc {
  color: color-mix(in srgb, var(--st-accent) 72%, var(--st-muted));
}

.st-theme-separator {
  height: 1px;
  margin: 8px 4px;
  background: var(--st-border);
}

.st-font-scale {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr) 38px;
  align-items: center;
  gap: 8px;
  padding: 0 10px 2px;
}

.st-font-scale button {
  height: 38px;
  border: 1px solid var(--st-border-strong);
  border-radius: 8px;
  background: var(--st-surface);
  color: var(--st-text);
  cursor: pointer;
  font-size: 18px;
  line-height: 1;
}

.st-font-scale button:hover:not(:disabled) {
  border-color: var(--st-accent);
  background: var(--st-accent-soft);
}

.st-font-scale button:disabled {
  cursor: not-allowed;
  opacity: 0.4;
}

.st-font-value {
  color: var(--st-text);
  font-size: 16px;
  font-variant-numeric: tabular-nums;
  font-weight: 600;
  text-align: center;
}

/* —— Shell —— */
.st-shell {
  display: grid;
  grid-template-columns: var(--st-rail-w) minmax(0, 1fr);
  flex: 1;
  min-height: 0;
  width: 100%;
  max-width: none;
  margin: 0;
  overflow: hidden;
}

.st-rail {
  padding: 20px 12px;
  border-right: 1px solid var(--st-border);
  background: var(--st-surface);
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-height: 0;
  min-width: 0;
  overflow: auto;
}

.st-rail-label {
  margin: 0 8px 8px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--st-faint);
}

.st-rail-item {
  display: block;
  width: 100%;
  text-align: left;
  border: none;
  background: transparent;
  padding: 9px 12px;
  border-radius: 6px;
  color: var(--st-muted);
  font-weight: 500;
  font-size: 13px;
  cursor: pointer;
}

.st-rail-item:hover {
  background: #f4f4f5;
  color: var(--st-text);
}

.st-rail-item.active {
  background: var(--st-accent-soft);
  color: var(--st-accent);
}

.st-rail-note {
  margin-top: auto;
  padding: 12px 8px 4px;
  font-size: 11px;
  line-height: 1.5;
  color: var(--st-faint);
}

/* —— Main —— */
.st-main {
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
}

.st-main-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 28px 12px;
}

.st-main-head h1 {
  margin: 0;
  font-size: 22px;
  font-weight: 650;
  letter-spacing: -0.02em;
}

.st-sub {
  margin: 4px 0 0;
  font-size: 13px;
  color: var(--st-muted);
}

.st-main-actions {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}

.active-settings-bar,
.st-status {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 28px;
  padding: 10px 12px;
  background: var(--st-surface);
  border: 1px solid var(--st-border);
  border-radius: var(--st-radius);
  font-size: 12px;
}

.active-settings-bar .label,
.st-status .label {
  color: var(--st-faint);
  margin-right: 2px;
}

.active-settings-bar .active-tag,
.st-status .active-tag {
  padding: 3px 10px;
  border-radius: 999px;
  background: #f4f4f5;
  border: 1px solid var(--st-border);
  color: var(--st-text);
  font-weight: 500;
}

.active-settings-bar .active-tag.missing,
.st-status .active-tag.missing {
  color: var(--st-danger);
  border-color: #fecaca;
  background: #fef2f2;
}

.st-body {
  flex: 1;
  min-height: 0;
  padding: 16px 28px 40px;
  overflow-x: hidden;
  overflow-y: auto;
}

.settings-section.hidden {
  display: none;
}

/* —— Buttons —— */
.btn-primary,
.btn-secondary,
.btn-danger,
.config-card-actions button {
  border-radius: 6px;
  padding: 7px 14px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--st-accent);
  color: #fff;
  border-color: var(--st-accent);
}

.btn-primary:hover {
  background: color-mix(in srgb, var(--st-accent) 84%, var(--st-text));
  border-color: color-mix(in srgb, var(--st-accent) 84%, var(--st-text));
}

.btn-secondary {
  background: var(--st-surface);
  color: var(--st-text);
  border-color: var(--st-border-strong);
}

.btn-secondary:hover {
  background: color-mix(in srgb, var(--st-surface) 62%, var(--st-bg));
}

.btn-danger {
  background: transparent;
  color: var(--st-danger);
  border-color: #fecaca;
}

.btn-danger:hover {
  background: #fef2f2;
}

.danger-outline {
  border-color: #fecaca !important;
  color: var(--st-danger) !important;
}

/* —— Cards —— */
.card-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  width: 100%;
  max-width: none;
}

.profiles-toolbar {
  width: 100%;
  max-width: none;
  margin-bottom: 12px;
}

.profiles-search {
  display: block;
}

.profiles-search input {
  width: 100%;
  box-sizing: border-box;
  padding: 8px 12px;
  border: 1px solid var(--st-border-strong);
  border-radius: 6px;
  background: var(--st-surface);
  color: var(--st-text);
  font-size: 13px;
}

.profiles-search input:focus-visible {
  border-color: var(--st-accent);
}

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

.profile-group-card {
  display: flex;
  flex-direction: column;
  gap: 0;
  padding: 0;
  overflow: hidden;
}

.profile-group-card.active {
  border-color: #93c5fd;
  box-shadow: inset 3px 0 0 var(--st-accent);
}

.profile-group-card-head {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px 12px;
}

.profile-group-card-info {
  flex: 1;
  min-width: 0;
}

.profile-group-card-title-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.profile-group-card-title-row .profile-group-name {
  flex: 1 1 160px;
  min-width: 0;
  margin: 0;
}

.profile-group-card-title-row .profile-group-name input {
  font-size: 14px;
  font-weight: 600;
  padding: 4px 8px;
}

.profile-group-meta {
  margin-top: 4px;
  color: var(--st-muted);
  font-size: 12px;
  line-height: 1.45;
  word-break: break-all;
}

.profile-group-count {
  flex: 0 0 auto;
  font-size: 12px;
  color: var(--st-muted);
  font-weight: 500;
  white-space: nowrap;
}

.profile-group-toggle {
  flex: 0 0 auto;
  padding: 4px 8px;
  border-radius: 6px;
  border: 1px solid var(--st-border-strong);
  background: var(--st-bg);
  color: var(--st-text);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
}

.profile-group-toggle:hover {
  background: var(--st-accent-soft);
  color: var(--st-accent);
}

.profile-group-toggle:focus-visible {
  outline: 2px solid var(--st-accent);
  outline-offset: 1px;
}

.profile-model-rows {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--st-border);
}

.profile-model-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 16px;
  border-top: 1px solid var(--st-border);
}

.profile-model-row:first-child {
  border-top: none;
}

.profile-model-row:hover {
  background: var(--st-bg);
}

.profile-model-row.is-active {
  background: color-mix(in srgb, var(--st-accent-soft) 55%, transparent);
}

.profile-model-row-main {
  flex: 1;
  min-width: 0;
}

.profile-model-row-title {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  font-size: 13px;
  font-weight: 600;
  line-height: 1.35;
  word-break: break-all;
}

.profile-model-row-meta {
  margin-top: 2px;
  font-size: 12px;
  color: var(--st-muted);
  line-height: 1.4;
  word-break: break-all;
}

.profile-model-row-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  flex: 0 0 auto;
  justify-content: flex-end;
  max-width: 100%;
}

.profile-model-row-actions button:not(.btn-danger):not(.btn-activate):not(.btn-active-label) {
  background: #f4f4f5;
  color: var(--st-text);
  border: 1px solid transparent;
  border-radius: 6px;
  padding: 4px 10px;
  font-size: 12px;
  cursor: pointer;
}

.profile-model-row-actions button:not(.btn-danger):not(.btn-activate):not(.btn-active-label):hover {
  background: var(--st-accent-soft);
  color: var(--st-accent);
}

.profile-model-row-actions .btn-activate {
  background: var(--st-text) !important;
  color: #fff !important;
  border: none !important;
  border-radius: 6px;
  padding: 4px 12px;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
}

.profile-model-row-actions .btn-activate:hover {
  background: #000 !important;
}

.profile-model-row-actions .btn-active-label {
  background: var(--st-accent-soft);
  color: var(--st-accent);
  border: none;
  border-radius: 6px;
  padding: 4px 10px;
  font-size: 12px;
  cursor: default;
}

.profile-model-row-actions .btn-danger {
  padding: 4px 8px;
  font-size: 12px;
}

.profile-model-row .test-result {
  padding-left: 0;
  margin-top: 4px;
}

.profile-group-empty {
  margin: 0;
  padding: 12px 16px 14px;
  font-size: 12px;
  color: var(--st-muted);
  border-top: 1px solid var(--st-border);
}

@media (max-width: 640px) {
  .profile-model-row {
    flex-direction: column;
    align-items: stretch;
  }

  .profile-model-row-actions {
    justify-content: flex-start;
  }
}

.profile-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.profile-group-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.profile-group-name {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  flex: 1;
  font-size: 12px;
  color: var(--st-muted);
  font-weight: 600;
}

.profile-group-name input {
  flex: 1;
  min-width: 0;
  padding: 6px 8px;
  border-radius: 6px;
  border: 1px solid var(--st-border-strong);
  background: var(--st-surface);
  color: var(--st-text);
  font-size: 13px;
  font-weight: 600;
}

.profile-group-name input:focus {
  outline: none;
  border-color: var(--st-accent);
  box-shadow: 0 0 0 3px var(--st-accent-soft);
}

.profile-group-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.empty-hint {
  margin: 24px 0;
  color: var(--st-muted);
  font-size: 13px;
}

.config-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 16px;
  background: var(--st-surface);
  border: 1px solid var(--st-border);
  border-radius: var(--st-radius);
}

.config-card:hover {
  border-color: var(--st-border-strong);
}

.config-card.active {
  border-color: #93c5fd;
  box-shadow: inset 3px 0 0 var(--st-accent);
}

.config-card-head {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.config-card-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
  color: #fff;
}

.config-card-icon.api {
  background: #3b82f6;
}

.config-card-icon.preset {
  background: #0f766e;
}

.config-card-info {
  flex: 1;
  min-width: 0;
}

.config-card-title {
  font-weight: 600;
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.badge {
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--st-accent-soft);
  color: var(--st-accent);
}

.config-card-meta {
  color: var(--st-muted);
  font-size: 12px;
  word-break: break-all;
  margin-top: 4px;
  line-height: 1.5;
}

.config-card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding-left: 48px;
}

.config-card-actions button:not(.btn-danger):not(.btn-activate):not(.btn-active-label) {
  background: #f4f4f5;
  color: var(--st-text);
  border: 1px solid transparent;
}

.config-card-actions button:not(.btn-danger):not(.btn-activate):not(.btn-active-label):hover {
  background: var(--st-accent-soft);
  color: var(--st-accent);
}

.config-card-actions .btn-activate {
  background: var(--st-text) !important;
  color: #fff !important;
  border: none !important;
  border-radius: 6px;
  padding: 6px 14px;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
}

.config-card-actions .btn-activate:hover {
  background: #000 !important;
}

.config-card-actions .btn-active-label {
  background: var(--st-accent-soft);
  color: var(--st-accent);
  border: none;
  border-radius: 6px;
  padding: 6px 12px;
  font-size: 12px;
  cursor: default;
}

.config-card-actions .btn-active-label.is-toggle {
  cursor: pointer;
}

.config-card-actions .btn-active-label.is-toggle:hover {
  background: #e4e4e7;
  color: var(--st-text);
}

.test-result {
  font-size: 12px;
  padding-left: 48px;
}

.test-result.ok {
  color: var(--st-ok);
}

.test-result.fail {
  color: var(--st-danger);
}

.cap-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
  margin-top: 4px;
}
.cap-unknown {
  color: var(--muted, #888);
}
.cap-chip {
  font-size: 11px;
  padding: 1px 6px;
  border-radius: 4px;
  border: 1px solid var(--border, #ddd);
}
.cap-chip.cap-ok {
  color: #067647;
  background: #ecfdf3;
  border-color: #abefc6;
}
.cap-chip.cap-fail {
  color: #b42318;
  background: #fef3f2;
  border-color: #fecdca;
}
.cap-chip.cap-unk {
  color: #667085;
  background: #f9fafb;
}

/* —— Toast —— */
.settings-toast {
  margin: 10px 28px 0;
  padding: 10px 14px;
  border-radius: var(--st-radius);
  background: #ecfdf5;
  color: var(--st-ok);
  font-size: 13px;
  border: 1px solid #bbf7d0;
}

.settings-toast.error {
  background: #fef2f2;
  color: var(--st-danger);
  border-color: #fecaca;
}

/* —— Preset entries —— */
.import-report {
  margin-top: 16px;
  padding: 14px 16px;
  background: var(--st-surface);
  border: 1px solid var(--st-border);
  border-radius: var(--st-radius);
  font-size: 12px;
  overflow-x: auto;
  white-space: pre-wrap;
  color: var(--st-muted);
  max-width: none;
  line-height: 1.6;
  font-family: inherit;
}

.import-report-actions {
  margin-top: 10px;
  display: flex;
  gap: 8px;
}

.preset-entries-panel {
  margin-top: 4px;
  padding-left: 48px;
}

.preset-entries-inner {
  border: 1px solid var(--st-border);
  border-radius: var(--st-radius);
  background: #fafafa;
  padding: 12px;
}

.preset-gen-params {
  font-size: 12px;
  color: var(--st-muted);
  margin-bottom: 10px;
  line-height: 1.5;
}

.preset-gen-editor {
  margin-bottom: 12px;
  padding: 10px 12px;
  background: var(--st-surface);
  border: 1px solid var(--st-border);
  border-radius: 6px;
}

.preset-gen-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 10px;
  font-size: 12px;
  color: var(--st-text);
}

.preset-gen-hint {
  color: var(--st-faint);
  font-weight: 400;
}

.preset-gen-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px 10px;
}

.preset-gen-grid .gen-field {
  margin: 0;
}

.preset-gen-grid .gen-field-check {
  flex-direction: row;
  align-items: center;
  gap: 8px;
  padding-top: 18px;
}

.preset-gen-grid .gen-field-check input {
  width: auto;
  margin: 0;
}

.preset-gen-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: 10px;
}

@media (max-width: 900px) {
  .preset-gen-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 560px) {
  .preset-gen-grid {
    grid-template-columns: 1fr;
  }

  .preset-entries-panel {
    padding-left: 0;
  }
}

.preset-entries-summary {
  font-size: 12px;
  color: var(--st-faint);
  margin: 0 0 10px;
}

.preset-entry {
  background: var(--st-surface);
  border: 1px solid var(--st-border);
  border-radius: 6px;
  padding: 0;
  margin-bottom: 8px;
  overflow: hidden;
}

.preset-entry:last-child {
  margin-bottom: 0;
}

.preset-entry.skipped {
  opacity: 1;
}

.preset-entry.disabled {
  opacity: 0.72;
}

.preset-entry.is-open {
  border-color: #93c5fd;
  box-shadow: 0 0 0 1px var(--st-accent-soft);
}

.preset-entry-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 10px 12px;
  font-size: 12px;
  cursor: pointer;
  user-select: none;
}

.preset-entry-head:hover {
  background: #fafafa;
}

.preset-entry.is-open .preset-entry-head {
  background: #f8fafc;
  border-bottom: 1px solid var(--st-border);
}

.entry-enable {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  font-weight: 500;
  color: var(--st-muted);
  cursor: pointer;
  user-select: none;
}

.entry-enable input {
  accent-color: var(--st-accent);
}

.entry-name {
  flex: 1;
  min-width: 6rem;
  font-weight: 600;
  color: var(--st-text);
}

.entry-chevron {
  margin-left: auto;
  color: var(--st-faint);
  font-size: 11px;
}

.entry-preview {
  margin: 0;
  padding: 0 12px 10px 48px;
  font-size: 11px;
  color: var(--st-faint);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.4;
  cursor: pointer;
}

.preset-entry.is-open .entry-preview {
  display: none;
}

.preset-entry-body {
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: #fafafa;
}

.preset-entry-body[hidden] {
  display: none;
}

.entry-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 12px;
  font-weight: 500;
  color: var(--st-muted);
}

.entry-name-input {
  width: 100%;
  border: 1px solid var(--st-border);
  border-radius: 6px;
  padding: 6px 10px;
  font-size: 13px;
  font-weight: 600;
  background: var(--st-surface);
  color: var(--st-text);
}

.entry-name-input:focus {
  outline: none;
  border-color: #93c5fd;
  box-shadow: 0 0 0 2px var(--st-accent-soft);
}

.preset-entry-editor {
  display: block;
  width: 100%;
  margin: 0;
  padding: 10px 12px;
  background: var(--st-surface);
  border: 1px solid var(--st-border);
  border-radius: 6px;
  font-size: 12px;
  line-height: 1.55;
  white-space: pre-wrap;
  word-break: break-word;
  resize: vertical;
  min-height: 5rem;
  font-family: ui-monospace, Consolas, monospace;
  color: var(--st-text);
}

.preset-entry-editor:focus {
  outline: none;
  border-color: #93c5fd;
  box-shadow: 0 0 0 2px var(--st-accent-soft);
}

.preset-entry-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 2px;
}

.entry-skip.ok {
  color: var(--st-ok);
}

.entry-index {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--st-accent-soft);
  color: var(--st-accent);
  display: grid;
  place-items: center;
  font-size: 11px;
  font-weight: 700;
  flex-shrink: 0;
}

.entry-role {
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
}

.entry-role.role-system {
  background: #dbeafe;
  color: #1d4ed8;
}

.entry-role.role-user {
  background: #dcfce7;
  color: #15803d;
}

.entry-role.role-assistant {
  background: #f4f4f5;
  color: #52525b;
}

.entry-name {
  font-weight: 600;
}

.entry-skip {
  font-size: 11px;
  color: var(--st-faint);
}

.preset-entry-content {
  margin: 0;
  padding: 10px 12px;
  background: #f4f4f5;
  border-radius: 6px;
  font-size: 12px;
  line-height: 1.55;
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 240px;
  overflow: auto;
  font-family: ui-monospace, Consolas, monospace;
}

.preset-entry-empty {
  margin: 0;
  font-size: 12px;
  color: var(--st-faint);
  font-style: italic;
}

/* —— Storage —— */
.storage-card {
  width: 100%;
  max-width: none;
  padding: 20px;
  border: 1px solid var(--st-border);
  border-radius: var(--st-radius);
  background: var(--st-surface);
}

.storage-card h3 {
  margin: 0 0 8px;
  font-size: 15px;
}

.settings-help {
  margin: 0 0 14px;
  font-size: 13px;
  color: var(--st-muted);
  line-height: 1.55;
}

.settings-help.muted {
  margin-top: -6px;
  font-size: 12px;
  color: var(--st-faint);
}

.storage-card .field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 10px;
  font-size: 13px;
  font-weight: 500;
}

.storage-card .field input {
  max-width: 120px;
  padding: 8px 10px;
  border: 1px solid var(--st-border-strong);
  border-radius: 6px;
  background: var(--st-surface);
  color: inherit;
}

.storage-card .field input:focus {
  outline: none;
  border-color: #93c5fd;
  box-shadow: 0 0 0 3px var(--st-accent-soft);
}

.storage-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

/* —— Dialog —— */
.profile-dialog {
  border: none;
  border-radius: 10px;
  padding: 0;
  background: var(--st-surface);
  color: var(--st-text);
  max-width: 420px;
  width: calc(100% - 32px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.18);
}

.profile-dialog::backdrop {
  background: rgba(24, 24, 27, 0.4);
}

/* —— Preset probe —— */
.probe-dialog {
  border: none;
  border-radius: 10px;
  padding: 0;
  background: var(--st-surface);
  color: var(--st-text);
  width: min(1080px, calc(100% - 24px));
  height: min(780px, calc(100% - 24px));
  max-width: none;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.18);
}

.probe-dialog[open] {
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.probe-dialog::backdrop {
  background: rgba(24, 24, 27, 0.45);
}

.probe-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 18px 12px;
  border-bottom: 1px solid var(--st-border);
  flex-shrink: 0;
}

.probe-head h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 650;
}

.probe-sub {
  margin: 4px 0 0;
  font-size: 12px;
  color: var(--st-muted);
}

.probe-body {
  flex: 1;
  min-height: 0;
  display: grid;
  grid-template-columns: minmax(260px, 320px) minmax(0, 1fr);
}

.probe-composer,
.probe-inspect {
  min-height: 0;
  overflow: auto;
  padding: 16px 18px 20px;
}

.probe-composer {
  border-right: 1px solid var(--st-border);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.probe-composer label,
.probe-extras label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 12px;
  color: var(--st-muted);
  font-weight: 500;
}

.probe-composer textarea,
.probe-extras textarea {
  width: 100%;
  resize: vertical;
  padding: 9px 12px;
  border-radius: 6px;
  border: 1px solid var(--st-border-strong);
  background: var(--st-bg);
  color: var(--st-text);
  font-size: 13px;
  line-height: 1.5;
}

.probe-composer textarea:focus,
.probe-extras textarea:focus {
  outline: none;
  border-color: #93c5fd;
  box-shadow: 0 0 0 3px var(--st-accent-soft);
  background: var(--st-surface);
}

.probe-extras {
  border: 1px solid var(--st-border);
  border-radius: 8px;
  padding: 8px 10px 10px;
  background: var(--st-bg);
}

.probe-extras summary {
  cursor: pointer;
  font-size: 12px;
  font-weight: 600;
  color: var(--st-text);
  margin-bottom: 8px;
}

.probe-extras[open] summary {
  margin-bottom: 10px;
}

.probe-composer-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  margin-top: auto;
}

.probe-status {
  margin: 0;
  font-size: 12px;
  color: var(--st-muted);
}

.probe-inspect h4 {
  margin: 0 0 10px;
  font-size: 12px;
  font-weight: 650;
  color: var(--st-muted);
  letter-spacing: 0.02em;
}

.probe-empty {
  margin: 8px 0;
  color: var(--st-faint);
  font-size: 13px;
}

.probe-messages {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.probe-msg {
  border: 1px solid var(--st-border);
  border-radius: 8px;
  background: var(--st-bg);
  overflow: hidden;
}

.probe-msg header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 6px 10px;
  border-bottom: 1px solid var(--st-border);
  background: var(--st-surface);
}

.probe-role {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--st-accent);
}

.probe-role.user {
  color: #0f766e;
}

.probe-role.assistant {
  color: #7c3aed;
}

.probe-index {
  font-size: 11px;
  color: var(--st-faint);
}

.probe-msg pre,
.probe-reply pre {
  margin: 0;
  padding: 10px 12px;
  white-space: pre-wrap;
  word-break: break-word;
  font-family: ui-monospace, "Cascadia Code", Consolas, monospace;
  font-size: 12px;
  line-height: 1.55;
}

.probe-reply {
  margin-top: 18px;
}

@media (max-width: 800px) {
  .probe-dialog {
    height: calc(100% - 16px);
  }

  .probe-body {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
  }

  .probe-composer {
    border-right: none;
    border-bottom: 1px solid var(--st-border);
    max-height: 42vh;
  }
}

/* —— Shared workspace finish —— */
.st-brand:focus-visible,
.st-nav a:focus-visible,
.st-rail-item:focus-visible,
.btn-primary:focus-visible,
.btn-secondary:focus-visible,
.btn-danger:focus-visible,
.config-card-actions button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--st-accent) 70%, transparent);
  outline-offset: 2px;
}

.st-rail-item:hover,
.profile-model-row-actions button:not(.btn-danger):not(.btn-activate):not(.btn-active-label),
.config-card-actions button:not(.btn-danger):not(.btn-activate):not(.btn-active-label),
.active-settings-bar .active-tag,
.st-status .active-tag,
code {
  background: color-mix(in srgb, var(--st-surface) 62%, var(--st-bg));
}

.profile-model-row:hover,
.preset-entries-inner,
.preset-entry-head:hover,
.preset-entry-body,
.preset-entry-content,
.probe-composer textarea,
.probe-extras textarea,
.probe-extras,
.probe-msg {
  background: var(--st-bg);
}

.config-card.active,
.config-card.is-active,
.profile-group-card.active {
  border-color: color-mix(in srgb, var(--st-accent) 58%, var(--st-border));
  box-shadow: inset 3px 0 0 var(--st-accent);
}

.profile-model-row-actions .btn-activate,
.config-card-actions .btn-activate {
  background: var(--st-text) !important;
  color: var(--st-surface) !important;
}

.profile-model-row-actions .btn-activate:hover,
.config-card-actions .btn-activate:hover {
  background: color-mix(in srgb, var(--st-text) 86%, var(--st-accent)) !important;
}

@media (max-width: 720px) {
  .st-top {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: stretch;
    gap: 2px;
    padding: 6px 10px;
  }

  .st-brand {
    padding: 2px 4px;
  }

  .st-nav {
    grid-column: 1 / -1;
    grid-row: 2;
    justify-content: flex-start;
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 2px;
    scrollbar-width: thin;
  }

  .st-top-actions {
    grid-column: 2;
    grid-row: 1;
  }

  .st-nav a {
    flex: 0 0 auto;
  }
}

.profile-dialog form {
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  max-height: min(90vh, 760px);
  overflow: auto;
}

.profile-dialog h3 {
  margin: 0 0 2px;
  font-size: 16px;
  font-weight: 650;
}

.profile-dialog label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 12px;
  color: var(--st-muted);
  font-weight: 500;
}

.profile-dialog input,
.profile-dialog select {
  padding: 9px 12px;
  border-radius: 6px;
  border: 1px solid var(--st-border-strong);
  background: var(--st-surface);
  color: var(--st-text);
  font-size: 14px;
}

.profile-dialog select {
  cursor: pointer;
}

.profile-dialog input:focus,
.profile-dialog select:focus {
  outline: none;
  border-color: #93c5fd;
  box-shadow: 0 0 0 3px var(--st-accent-soft);
}

.profile-dialog .field-hint.is-error {
  color: var(--st-danger);
}

.model-lock {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.model-lock-value {
  margin: 0;
  padding: 9px 12px;
  border-radius: 6px;
  border: 1px solid var(--st-border);
  background: var(--st-bg);
  color: var(--st-text);
  font-family: ui-monospace, "Cascadia Code", Consolas, monospace;
  font-size: 13px;
  word-break: break-all;
}

.model-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 12px;
  color: var(--st-muted);
  font-weight: 500;
}

.model-field-row {
  display: flex;
  gap: 8px;
  align-items: stretch;
}

.model-field-row input {
  flex: 1;
  min-width: 0;
}

.model-field-row .btn-secondary {
  flex: 0 0 auto;
}

.model-field-row .btn-secondary:disabled {
  opacity: 0.6;
  cursor: progress;
}

.model-pick {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.model-pick-list {
  max-height: 220px;
  overflow: auto;
  border: 1px solid var(--st-border);
  border-radius: 6px;
  background: var(--st-bg);
}

.model-pick-item {
  display: block;
  width: 100%;
  text-align: left;
  padding: 6px 10px;
  border: none;
  border-bottom: 1px solid var(--st-border);
  background: transparent;
  color: var(--st-text);
  font-size: 12px;
  font-family: ui-monospace, "Cascadia Code", Consolas, monospace;
  cursor: pointer;
}

.model-pick-item:last-child {
  border-bottom: none;
}

.model-pick-item[hidden] {
  display: none;
}

.used-model-label {
  font-size: 11px;
  font-weight: 500;
  color: var(--st-muted);
}

.used-model-row {
  display: flex;
  align-items: stretch;
  border-bottom: 1px solid var(--st-border);
}

.used-model-row:last-child {
  border-bottom: none;
}

.used-model-row .model-pick-item {
  flex: 1 1 auto;
  width: auto;
  min-width: 0;
  border-bottom: none;
  word-break: break-all;
}

.used-model-note {
  display: block;
  margin-top: 2px;
  font-family: inherit;
  font-size: 11px;
  font-weight: 400;
  color: var(--st-muted);
}

.model-pick-item.is-current .used-model-note {
  color: inherit;
  opacity: 0.8;
}

.used-model-forget {
  flex: 0 0 auto;
  margin: 0;
  padding: 0 10px;
  border: none;
  border-left: 1px solid var(--st-border);
  background: transparent;
  color: var(--st-muted);
  font-size: 11px;
  cursor: pointer;
}

.used-model-forget:hover {
  color: var(--st-danger);
  background: var(--st-bg);
}

.used-model-forget:focus-visible {
  outline: 2px solid var(--st-accent);
  outline-offset: -2px;
}

.model-pick-item:hover,
.model-pick-item.is-current {
  background: var(--st-accent-soft);
  color: var(--st-accent);
}

.model-pick-item:focus-visible,
.profile-model-select:focus-visible,
.model-field-row .btn-secondary:focus-visible {
  outline: 2px solid var(--st-accent);
  outline-offset: -2px;
}

.model-pick-empty {
  margin: 0;
  font-size: 12px;
  font-weight: 400;
  color: var(--st-muted);
}

.profile-model-switch {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-top: 8px;
  font-size: 11px;
  color: var(--st-muted);
  font-weight: 500;
}

.profile-model-select {
  width: 100%;
  max-width: 100%;
  padding: 6px 8px;
  border-radius: 6px;
  border: 1px solid var(--st-border-strong);
  background: var(--st-surface);
  color: var(--st-text);
  font-size: 12px;
  font-family: ui-monospace, "Cascadia Code", Consolas, monospace;
}

.profile-model-select:disabled {
  opacity: 0.6;
  cursor: progress;
}

.profile-dialog .field-hint {
  margin-top: 2px;
  font-size: 11px;
  font-weight: 400;
  color: var(--st-muted);
  line-height: 1.35;
}

.profile-dialog label.check-label {
  flex-direction: row;
  align-items: flex-start;
  gap: 8px;
  color: var(--st-text);
  font-size: 13px;
  font-weight: 500;
}

.profile-dialog label.check-label input {
  width: auto;
  margin-top: 3px;
  flex-shrink: 0;
}

.profile-dialog label.check-label .field-hint {
  display: block;
  margin-top: 4px;
}

.persona-card-check {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-right: auto;
  font-size: 12px;
  color: var(--st-muted);
  font-weight: 500;
  cursor: pointer;
  user-select: none;
}

.persona-card-check input {
  width: auto;
  margin: 0;
  accent-color: var(--st-accent);
}

.persona-card-check:hover {
  color: var(--st-text);
}

.config-card.is-active {
  border-color: #93c5fd;
  box-shadow: inset 3px 0 0 var(--st-accent);
}

.persona-config-card .config-card-actions {
  padding-left: 0;
  align-items: center;
}

.dialog-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 6px;
}

/* —— Compat aliases used by settings.js —— */
.sidebar-nav-item {
  /* JS still toggles .active on these; map to rail items */
}

.active-settings-bar {
  /* id used; styled via .st-status on same element — keep both */
}

@media (max-width: 800px) {
  .st-shell {
    grid-template-columns: 1fr;
    grid-template-rows: auto minmax(0, 1fr);
  }

  .st-rail {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    align-content: flex-start;
    border-right: none;
    border-bottom: 1px solid var(--st-border);
    padding: 12px;
    gap: 6px;
    max-height: 36%;
    overflow: auto;
  }

  .st-rail-label,
  .st-rail-note {
    display: none;
  }

  .st-rail-item {
    width: auto;
  }

  .st-main-head,
  .st-status,
  .active-settings-bar,
  .settings-toast,
  .st-body {
    padding-left: 16px;
    padding-right: 16px;
  }

  .st-status,
  .active-settings-bar,
  .settings-toast {
    margin-left: 16px;
    margin-right: 16px;
  }

  .config-card-actions,
  .test-result,
  .preset-entries-panel {
    padding-left: 0;
  }
}