.voice-settings-shell { max-width: 760px; padding-bottom: 40px; }
.voice-settings-shell .connections-intro { margin-bottom: 18px; }
.voice-settings-shell .connections-intro h1 { margin: 0; font-size: 28px; }
.voice-settings-panel { width: 100%; overflow: visible; }
.voice-settings-panel .connection-form { grid-template-columns: 1fr; gap: 0; padding: 0; }
.voice-settings-panel .connection-form label { color: var(--ink-soft); font-size: 13px; }
.voice-settings-panel .connection-form input,
.voice-settings-panel .connection-form select { min-height: 44px; font-size: 14px; }
.voice-overview { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 12px; min-height: 68px; padding: 12px 20px; border-bottom: 1px solid var(--line); }
.voice-overview .switch-row { grid-template-columns: auto 1fr !important; }
.voice-overview .switch-row strong { font-size: 14px; }
.voice-overview .switch-row input { width: 19px; min-height: 19px; }
.voice-overview .credential-state { display: flex; align-items: center; gap: 6px; margin: 0; font-size: 12px; }
.voice-library-section,
.voice-residents { padding: 20px; }
.voice-residents { border-top: 1px solid var(--line); }
.voice-block-heading { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.voice-block-heading h2 { margin: 0; font-size: 16px; font-weight: 650; }
.voice-provider-list { display: grid; gap: 10px; }
.voice-provider-group { border: 1px solid var(--line); border-radius: 15px; background: rgba(255,255,255,.64); overflow: hidden; }
.voice-provider-group > summary { min-height: 60px; display: flex; align-items: center; gap: 10px; padding: 10px 14px; cursor: pointer; list-style: none; }
.voice-provider-group > summary::-webkit-details-marker,
.voice-tone-item > summary::-webkit-details-marker,
.voice-api-settings > summary::-webkit-details-marker { display: none; }
.voice-provider-summary { min-width: 0; flex: 1; display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.voice-provider-summary strong { font-size: 15px; font-weight: 650; }
.voice-provider-summary small { color: var(--muted); font-size: 12px; }
.voice-provider-group[open] > summary { border-bottom: 1px solid var(--line); }
.voice-provider-group[open] > summary .voice-config-chevron,
.voice-tone-item[open] > summary .voice-config-chevron,
.voice-api-settings[open] > summary .voice-config-chevron { transform: rotate(180deg); }
.voice-config-chevron { color: var(--muted); transition: transform .15s ease; }
.voice-provider-content { padding: 12px; }
.voice-api-settings { margin-bottom: 12px; border: 1px solid var(--line); border-radius: 12px; background: rgba(247,247,250,.72); }
.voice-api-settings > summary { min-height: 42px; display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 9px 12px; color: var(--ink-soft); cursor: pointer; font-size: 12px; font-weight: 600; list-style: none; }
.voice-api-settings[open] > summary { border-bottom: 1px solid var(--line); }
.voice-api-body { padding: 12px; }
.voice-api-body > .voice-endpoint-card,
.voice-api-body > .voice-legacy-settings { margin: 0; background: transparent; }
.voice-api-body > .voice-legacy-settings > summary { display: none; }
.voice-api-body .voice-provider-default { display: none; }
.voice-tone-list { display: grid; gap: 8px; }
.voice-tone-item { border: 1px solid var(--line); border-radius: 12px; background: rgba(255,255,255,.72); }
.voice-tone-item > summary { min-height: 52px; display: flex; align-items: center; gap: 6px; padding: 7px 10px 7px 13px; cursor: pointer; list-style: none; }
.voice-tone-summary { min-width: 0; flex: 1; }
.voice-tone-summary strong,
.voice-tone-summary small { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.voice-tone-summary strong { font-size: 14px; font-weight: 600; }
.voice-tone-summary small { margin-top: 2px; color: var(--muted); font-size: 11px; }
.voice-tone-item[open] > summary { border-bottom: 1px solid var(--line); }
.voice-tone-item > summary .icon-button { flex: 0 0 34px; width: 34px; height: 34px; }
.voice-tone-body { display: grid; gap: 12px; padding: 14px; }
.voice-tone-fields,
.voice-tone-tuning { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.voice-tone-fields label,
.voice-tone-tuning label { font-size: 13px; display: grid; gap: 6px; }
.voice-tone-name { grid-column: 1 / -1; }
.voice-tone-tuning { padding-top: 12px; border-top: 1px solid var(--line); }
.voice-tone-tuning input[type="range"] { width: 100%; min-height: 24px; padding: 0; }
.voice-tuning-reset { justify-self: start; min-height: 28px; padding: 2px 0; color: var(--accent); background: transparent; cursor: pointer; font-size: 11px; }
.voice-tuning-reset[hidden] { display: none; }
.voice-tone-actions { display: flex; justify-content: flex-end; }
.voice-tone-delete { min-height: 34px; padding: 5px 8px; color: var(--danger); background: transparent; cursor: pointer; font-size: 12px; }
.voice-add-tone { width: 100%; min-height: 42px; margin-top: 10px; border: 1px dashed var(--line-strong); color: var(--accent); background: transparent; font-size: 13px; }
.voice-other-settings { margin: 0 20px 20px; border: 1px solid var(--line); border-radius: 14px; }
.voice-other-settings > summary { min-height: 48px; display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 10px 14px; color: var(--ink-soft); cursor: pointer; font-size: 13px; font-weight: 600; list-style: none; }
.voice-other-settings > summary::-webkit-details-marker { display: none; }
.voice-other-settings[open] > summary { border-bottom: 1px solid var(--line); }
.voice-other-settings[open] > summary i { transform: rotate(180deg); }
.voice-provider-body { display: grid; gap: 14px; padding: 16px; }
.voice-endpoint-card { display: grid; gap: 12px; margin: 0 0 10px; padding: 14px; border: 1px solid var(--line); border-radius: 14px; background: rgba(255,255,255,.72); }
.voice-endpoint-card label { font-size: 13px; display: grid; gap: 6px; }
.voice-endpoint-head { display: flex; align-items: center; gap: 6px; }
.voice-endpoint-head input[type="text"] { flex: 1; min-width: 0; }
.voice-endpoint-head .icon-button { flex: 0 0 40px; width: 40px; height: 40px; }
.voice-supplier-add { display: flex; gap: 10px; align-items: end; }
.voice-supplier-add > label { font-size: 13px; flex: 1; min-width: 0; display: grid; gap: 6px; }
.voice-supplier-add .secondary-button { min-height: 44px; }
.voice-supplier-list:empty { display: none; }
.voice-supplier-kind { color: var(--accent); font-size: 12px; }
.voice-legacy-settings { padding: 12px; border: 1px solid var(--line); border-radius: 12px; }
.voice-legacy-settings > summary { color: var(--ink-soft); cursor: pointer; font-size: 12px; }
.voice-legacy-settings[open] > summary { margin-bottom: 14px; }
.voice-legacy-settings [data-voice-elevenlabs],
.voice-legacy-settings [data-voice-openai-block] { display: grid; gap: 12px; }
.voice-settings-panel input[type="range"] { accent-color: var(--accent); }
.voice-settings-panel label small { color: var(--muted); font-size: 12px; line-height: 1.5; }
.voice-provider-body .provider-save-note { margin: 0; font-size: 12px; }
.voice-agent-assign { display: grid; grid-template-columns: minmax(72px, .45fr) minmax(0, 1.5fr) 40px; align-items: center; gap: 12px; min-height: 60px; padding: 8px 0; border-bottom: 1px solid var(--line); }
.voice-agent-assign:last-child { border-bottom: 0; }
.voice-agent-name { overflow: hidden; color: var(--ink); font-size: 14px; font-weight: 600; text-overflow: ellipsis; white-space: nowrap; }
.voice-agent-assign .icon-button { width: 40px; height: 40px; color: var(--accent); background: var(--accent-soft); }
.voice-residents .provider-save-note,
.voice-library-section > .provider-save-note { margin: 4px 0 0; font-size: 12px; }
.voice-save-bar { position: sticky; z-index: 5; bottom: 0; display: flex; flex-direction: row; align-items: center; justify-content: flex-end; gap: 14px; min-height: 70px; padding: 13px 20px; border-top: 1px solid var(--line); border-radius: 0 0 26px 26px; background: rgba(255,255,255,.94); backdrop-filter: blur(18px); }
.voice-save-bar .primary-button { width: auto; min-width: 128px; min-height: 44px; font-size: 14px; }
.voice-dirty-badge { margin-right: auto; color: #9a4f12; font-size: 12px; font-weight: 600; }
.voice-settings-shell + .connections-toast { bottom: 92px; }
@media (max-width: 620px) {
  .voice-settings-shell { padding-top: 18px; }
  .voice-settings-shell .connections-intro { margin-bottom: 14px; }
  .voice-settings-shell .connections-intro h1 { font-size: 26px; }
  .voice-overview { padding: 10px 14px; gap: 8px; }
  .voice-overview .credential-state { font-size: 11px; }
  .voice-library-section,
  .voice-residents { padding: 16px 14px; }
  .voice-provider-content { padding: 8px; }
  .voice-provider-summary { display: block; }
  .voice-provider-summary small { display: block; margin-top: 3px; }
  .voice-tone-fields,
  .voice-tone-tuning { grid-template-columns: 1fr; }
  .voice-tone-name { grid-column: 1; }
  .voice-other-settings { margin: 0 12px 16px; }
  .voice-supplier-add { align-items: stretch; flex-direction: column; }
  .voice-agent-assign { grid-template-columns: minmax(0, 1fr) 40px; gap: 8px 10px; padding: 12px 0; }
  .voice-agent-name { grid-column: 1; }
  .voice-agent-assign select { font-size: 13px; grid-column: 1; }
  .voice-agent-assign .icon-button { grid-column: 2; grid-row: 1 / span 2; }
  .voice-save-bar { min-height: 68px; padding: 12px 14px; border-radius: 0 0 20px 20px; }
  .voice-save-bar .primary-button { min-width: 108px; }
  .voice-dirty-badge { font-size: 11px; }
}
@media (prefers-reduced-motion: reduce) {
  .voice-config-chevron { transition: none; }
}

/* ---- 星夜深色模式（Dark Mode） ---- */
:root[data-theme="dark"] .voice-provider-group,
:root[data-theme="dark"] .voice-tone-item,
:root[data-theme="dark"] .voice-endpoint-card {
  background: rgba(36, 33, 54, 0.78);
  border-color: var(--line);
}
:root[data-theme="dark"] .voice-api-settings {
  background: rgba(24, 22, 36, 0.72);
  border-color: var(--line);
}
:root[data-theme="dark"] .voice-save-bar {
  background: rgba(27, 25, 40, 0.94);
  border-top-color: var(--line);
}
:root[data-theme="dark"] .voice-dirty-badge {
  color: #f59e0b;
}