:root {
  --primary: #10A37F;
  --primary-hover: #0E906F;
  --background: #F7F7F8;
  --surface: #FFFFFF;
  --border: #E5E7EB;
  --text-primary: #111827;
  --text-secondary: #6B7280;
  --text-muted: #9CA3AF;
  --line: #E5E7EB;
  --tiffany: #10A37F;
  --sidebar-width: 76px;
}

body {
  background: var(--background);
  color: var(--text-primary);
}

.app-saas {
  min-height: 100vh;
  display: grid;
  grid-template-columns: var(--sidebar-width) minmax(0, 1fr);
  background: var(--background);
}

.app-sidebar {
  width: var(--sidebar-width);
  padding: 18px 12px;
  border-right: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(18px);
  box-shadow: none;
}

.sidebar-brand {
  width: 52px;
  height: 52px;
  margin: 0 auto 22px;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: var(--surface);
}

.sidebar-brand > span:last-child,
.sidebar-foot,
.nav-button span,
.admin-nav-link span {
  display: none !important;
}

.brand-mark,
.nav-button svg,
.admin-nav-link svg {
  width: 22px;
  height: 22px;
}

.side-nav {
  display: grid;
  gap: 10px;
}

.nav-button,
.admin-nav-link {
  width: 52px;
  height: 52px;
  margin: 0 auto;
  padding: 0;
  justify-content: center;
  border: 0;
  border-radius: 18px;
  background: transparent;
  color: var(--text-secondary);
  box-shadow: none;
}

.nav-button:hover,
.admin-nav-link:hover {
  background: #F5F5F5;
  color: #111827;
}

.nav-button.active {
  background: #F5F5F5;
  color: #10A37F;
}

.app-body {
  min-width: 0;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 80;
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 14px 28px;
  border-bottom: 1px solid rgba(229, 231, 235, 0.75);
  background: rgba(248, 250, 252, 0.88);
  backdrop-filter: blur(18px);
  box-shadow: none;
}

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

.topbar-chat .topbar-context {
  display: none;
}

.topbar-context {
  display: flex;
  align-items: center;
  gap: 10px;
}

.topbar-context strong {
  color: var(--text-primary);
  font-size: 17px;
  letter-spacing: 0;
}

.top-actions {
  gap: 10px;
  margin-left: auto;
}

.quota-nav-badge,
.top-history-button,
.user-chip-button {
  min-height: 40px;
  height: 40px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.86);
  color: var(--text-primary);
  box-shadow: none;
}

.quota-nav-badge {
  padding: 0 13px;
  font-size: 13px;
  font-weight: 800;
}

.credit-flash {
  color: var(--primary);
}

.top-history-button {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 0 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.86);
  color: var(--text-primary);
  font-weight: 800;
}

.top-history-button svg {
  width: 16px;
  height: 16px;
}

.user-chip-button {
  gap: 8px;
  padding: 0 8px 0 6px;
}

.user-chip-button > span:last-child {
  max-width: 96px;
  overflow: hidden;
  text-overflow: ellipsis;
}

.primary-button,
.send-button,
.capsule-submit-button,
.jimeng-submit {
  border-color: var(--primary) !important;
  background: var(--primary) !important;
  color: #fff !important;
}

.primary-button:hover,
.send-button:hover,
.capsule-submit-button:hover,
.jimeng-submit:hover {
  border-color: var(--primary-hover) !important;
  background: var(--primary-hover) !important;
}

.secondary-button,
.toolbar-pill,
.composer-tool-button,
.capsule-icon-button,
.icon-button {
  border-color: var(--border);
  background: var(--surface);
  color: var(--text-primary);
}

.main {
  min-height: calc(100vh - 72px);
  padding: 0;
}

.workspace {
  width: 100%;
  max-width: none;
  margin: 0;
}

.chat-workbench {
  display: grid;
  min-height: calc(100vh - 72px);
  background: var(--background);
}

.chat-shell {
  position: relative;
  width: min(1200px, calc(100vw - var(--sidebar-width) - 48px));
  min-height: calc(100vh - 72px);
  margin: 0 auto;
  padding: 34px 0 150px;
}

.chat-minimal-toolbar {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin: 0 auto 18px;
  padding: 0;
  border: 0;
  background: transparent;
  box-shadow: none;
}

.toolbar-pill {
  min-height: 36px;
  padding: 0 13px;
  border-radius: 999px;
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 800;
}

.toolbar-pill:hover {
  border-color: #F5F5F5;
  background: #F5F5F5;
  color: #10A37F;
}

.more-menu-wrap,
.composer-menu-wrap {
  position: relative;
}

.chat-more-menu,
.composer-popover {
  position: absolute;
  z-index: 120;
  top: calc(100% + 10px);
  right: 0;
  min-width: 190px;
  display: grid;
  gap: 6px;
  padding: 8px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 24px 70px rgba(15, 23, 42, 0.12);
}

.composer-popover {
  right: auto;
  left: 0;
  bottom: calc(100% + 10px);
  top: auto;
}

.chat-more-menu a,
.chat-more-menu button,
.composer-popover button,
.composer-popover label {
  width: 100%;
  min-height: 38px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 11px;
  border: 0;
  border-radius: 12px;
  background: transparent;
  color: var(--text-primary);
  font-size: 13px;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
}

.composer-popover input {
  display: none;
}

.chat-more-menu a:hover,
.chat-more-menu button:hover,
.composer-popover button:hover,
.composer-popover label:hover {
  background: #F7F7F8;
}

.message-list {
  height: auto;
  max-height: none;
  overflow: visible;
  padding: 0 8px;
}

.knowledge-strip {
  width: min(760px, calc(100% - 16px));
  margin: 0 auto 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.86);
}

.knowledge-strip-main {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 10px;
}

.knowledge-icon {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border-radius: 999px;
  background: #ECFDF5;
  color: #047857;
}

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

.knowledge-strip strong,
.knowledge-strip small {
  display: block;
}

.knowledge-strip strong {
  color: var(--text-primary);
  font-size: 13px;
  font-weight: 900;
}

.knowledge-strip small {
  max-width: 52vw;
  overflow: hidden;
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 700;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.knowledge-sync-button {
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0 11px;
  border: 1px solid #C7EAD8;
  border-radius: 999px;
  background: #FFFFFF;
  color: #047857;
  font-size: 12px;
  font-weight: 900;
}

.knowledge-sync-button svg {
  width: 15px;
  height: 15px;
}

.chat-empty-state {
  min-height: min(590px, calc(100vh - 220px));
  display: grid;
  align-content: center;
  justify-items: center;
  gap: 16px;
  text-align: center;
}

.chat-empty-state h1 {
  margin: 0;
  color: var(--text-primary);
  font-size: clamp(34px, 4vw, 44px);
  font-weight: 850;
  letter-spacing: 0;
}

.chat-empty-state p {
  margin: 0;
  max-width: 520px;
  color: var(--text-secondary);
  font-size: 16px;
  line-height: 1.8;
}

.quick-prompt-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  width: min(900px, 100%);
  margin-top: 8px;
}

.quick-prompt-card {
  min-height: 78px;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: var(--surface);
  color: var(--text-primary);
  text-align: left;
  font-weight: 850;
  box-shadow: none;
}

.quick-prompt-card:hover {
  border-color: #E5E7EB;
  transform: translateY(-1px);
}

.recent-use-section {
  width: min(920px, 100%);
  display: grid;
  gap: 10px;
  margin-top: 8px;
}

.recent-use-head {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 850;
}

.recent-use-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.recent-use-card {
  min-height: 70px;
  display: grid;
  align-content: center;
  gap: 6px;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--text-primary);
  text-align: left;
  box-shadow: none;
}

.recent-use-card strong {
  overflow: hidden;
  color: var(--text-primary);
  font-size: 13px;
  font-weight: 850;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.recent-use-card span {
  overflow: hidden;
  color: var(--text-muted);
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.recent-use-card:hover {
  border-color: #E5E7EB;
  background: #fff;
}

.message {
  gap: 12px;
  margin: 18px 0;
}

.message .avatar {
  background: #F5F5F5;
  color: #10A37F;
  box-shadow: none;
}

.bubble {
  border: 0;
  border-radius: 22px;
  background: var(--surface);
  box-shadow: none;
}

.message.user .bubble {
  background: #F1F5F9;
}

.composer {
  position: fixed;
  left: calc(var(--sidebar-width) + 50%);
  bottom: 24px;
  z-index: 75;
  width: min(980px, calc(100vw - var(--sidebar-width) - 64px));
  transform: translateX(-50%);
}

.chat-shell form.composer {
  position: fixed !important;
  left: calc(50vw + 38px) !important;
  right: auto !important;
  bottom: 24px !important;
  z-index: 75 !important;
  width: min(980px, calc(100vw - var(--sidebar-width) - 64px)) !important;
  max-width: none !important;
  transform: translateX(-50%) !important;
}

.chat-drop-zone {
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 18px 60px rgba(15, 23, 42, 0.12);
}

.chat-input-wrap {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: end;
  gap: 8px;
}

#chatInput {
  min-height: 46px;
  max-height: 160px;
  padding: 14px 16px 6px;
  border: 0;
  background: transparent;
  color: var(--text-primary);
  font-size: 15px;
  line-height: 1.7;
  resize: none;
  outline: none;
}

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

.composer-left-tools {
  display: flex;
  gap: 8px;
}

.composer-tool-button,
.send-button {
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: 999px;
}

.composer-plus-button {
  background: #F7F7F8;
}

.composer-plus-menu {
  width: 290px;
  max-height: min(480px, calc(100vh - 170px));
  gap: 8px;
  overflow-y: auto;
  overscroll-behavior: contain;
}

.composer-menu-group {
  display: grid;
  gap: 4px;
  padding: 4px;
}

.composer-menu-group + .composer-menu-group {
  border-top: 1px solid var(--border);
  padding-top: 8px;
}

.composer-menu-group.muted {
  opacity: 0.72;
}

.composer-footline {
  display: none;
}

.chat-history-drawer {
  position: fixed;
  left: calc(var(--sidebar-width) + 18px);
  top: 88px;
  z-index: 130;
  width: 320px;
  height: calc(100vh - 112px);
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 12px;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 28px 90px rgba(15, 23, 42, 0.16);
  transform: translateX(-120%);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.chat-history-drawer.open {
  transform: translateX(0);
  opacity: 1;
  pointer-events: auto;
}

.workspace-history-brand strong {
  color: var(--text-primary);
  font-size: 14px;
}

.workspace-history-brand span {
  color: var(--text-muted);
  font-size: 11px;
}

.history-section,
.history-stash-link {
  border-color: var(--border);
}

.project-filter,
.history-item {
  border: 0;
  background: transparent;
}

.project-filter:hover,
.project-filter.active,
.history-item:hover,
.history-item.active {
  background: #F7F7F8;
  color: var(--text-primary);
}

.history-date-group > span {
  display: block;
  margin: 14px 8px 6px;
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 850;
}

.flow-workbench.gallery-layout {
  min-height: calc(100vh - 72px);
  padding: 28px 104px 170px 28px;
  background: var(--background);
}

.flow-workbench .flow-topbar {
  position: sticky;
  top: 72px;
  z-index: 45;
  margin: 0 auto 18px;
  padding: 8px 4px;
  border: 0;
  background: rgba(248, 250, 252, 0.82);
  backdrop-filter: blur(14px);
  box-shadow: none;
}

.flow-workbench .panel-title {
  margin: 0;
  color: var(--text-primary);
  font-size: 18px;
  font-weight: 850;
}

.flow-workbench .panel-subtitle {
  margin-top: 4px;
  color: var(--text-secondary);
  font-size: 13px;
}

.task-tabs {
  gap: 8px;
}

.status-pill,
.badge,
.tab-button {
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--text-secondary);
  box-shadow: none;
}

.tab-button.active,
.status-pill {
  border-color: #E5E7EB;
  background: #F5F5F5;
  color: #10A37F;
}

.flow-masonry,
.jimeng-history-grid {
  column-count: 4;
  column-gap: 18px;
}

.media-card {
  display: inline-block;
  width: 100%;
  margin: 0 0 18px;
  border: 0;
  border-radius: 24px;
  background: transparent;
  box-shadow: none;
  overflow: visible;
  break-inside: avoid;
}

.media-surface {
  position: relative;
  border: 0;
  border-radius: 24px;
  background: transparent;
  box-shadow: none;
  overflow: hidden;
}

.media-open,
.media-open.ghost-button {
  border-radius: 24px !important;
  background: transparent !important;
}

.media-thumb,
.media-card.image img.media-thumb,
.media-card.video .media-thumb {
  display: block;
  width: 100%;
  height: auto;
  min-height: 220px;
  border-radius: 24px;
  object-fit: cover;
  background: #E5E7EB;
}

.media-overlay {
  position: absolute;
  inset: auto 0 0;
  padding: 48px 14px 13px;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0), rgba(15, 23, 42, 0.68));
  color: #fff;
  pointer-events: none;
}

.media-prompt {
  display: none !important;
}

.media-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  color: rgba(255, 255, 255, 0.9);
  font-size: 13px;
  font-weight: 800;
}

.media-meta .status {
  border: 0;
  background: rgba(255, 255, 255, 0.9);
  color: #10A37F;
}

.media-actions {
  position: absolute;
  top: 12px;
  right: 12px;
  display: flex;
  gap: 7px;
  opacity: 0;
  transform: translateY(-4px);
  transition: opacity 0.18s ease, transform 0.18s ease;
}

.media-card:hover .media-actions {
  opacity: 1;
  transform: translateY(0);
}

.media-actions .icon-button {
  width: 38px;
  height: 38px;
  border: 0;
  background: rgba(255, 255, 255, 0.92);
  color: #111827;
  box-shadow: 0 14px 34px rgba(15, 23, 42, 0.16);
}

.media-actions .danger-lite {
  color: #BE123C;
}

.gallery-empty {
  min-height: calc(100vh - 280px);
  border: 1px dashed var(--border);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.48);
}

.floating-composer {
  position: fixed;
  left: calc(var(--sidebar-width) + 50%);
  right: auto;
  bottom: 24px;
  z-index: 70;
  width: min(940px, calc(100vw - var(--sidebar-width) - 64px));
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 30px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 20px 70px rgba(15, 23, 42, 0.14);
  transform: translateX(-50%);
}

.capsule-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto auto auto;
  align-items: end;
  gap: 8px;
}

.capsule-prompt {
  min-height: 48px;
  max-height: 132px;
  padding: 13px 14px;
  border: 0;
  border-radius: 20px;
  background: transparent;
  color: var(--text-primary);
  font-size: 15px;
  line-height: 1.7;
  resize: none;
  outline: none;
}

.floating-composer .function-credit-hint {
  display: inline-flex;
  min-width: 0;
  flex-shrink: 1;
}

.function-credit-hint {
  max-width: 100%;
}

.function-credit-hint .credit-pill {
  flex-shrink: 0;
}

.credit-hint-label {
  flex-shrink: 0;
}

.credit-hint-balance {
  min-width: 0;
}

.function-credit-hint.insufficient {
  color: #b42318 !important;
}

button:disabled,
.primary-button:disabled,
.secondary-button:disabled,
.send-button:disabled,
.icon-button:disabled,
.capsule-submit-button:disabled,
.jimeng-submit:disabled {
  cursor: not-allowed !important;
  opacity: 0.58 !important;
  transform: none !important;
}

.is-loading svg {
  transform-origin: center;
  animation: hotpot-spin 0.9s linear infinite;
}

.workflow-notice {
  max-width: 1080px;
  box-shadow: none;
}

.chat-shell .workflow-notice,
.voice-studio .workflow-notice,
.gallery-layout .workflow-notice,
.vidu-video-workspace .workflow-notice {
  width: 100%;
}

.capsule-icon-button {
  width: 44px;
  height: 44px;
  min-width: 44px;
  padding: 0;
  border-radius: 999px;
}

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

.composer-thumbnail-zone {
  margin: 10px 4px 0;
}

.composer-drop-zone {
  min-height: 0;
  margin-top: 8px;
  padding: 8px 12px 2px;
  border: 0;
  background: transparent;
  color: var(--text-muted);
  font-size: 12px;
}

.composer-options {
  position: fixed !important;
  top: 88px !important;
  right: 24px !important;
  bottom: 24px !important;
  z-index: 110;
  width: min(360px, calc(100vw - 48px)) !important;
  display: grid;
  align-content: start;
  gap: 14px;
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 28px 90px rgba(15, 23, 42, 0.16);
}

.composer-options.hidden {
  display: none;
}

.drawer-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 4px;
}

.drawer-panel-head strong {
  display: block;
  color: var(--text-primary);
  font-size: 16px;
}

.drawer-panel-head span {
  color: var(--text-muted);
  font-size: 12px;
}

.composer-options .field {
  display: grid;
  gap: 7px;
}

.composer-options label {
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 850;
}

.composer-options select,
.composer-options input {
  min-height: 42px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface);
  color: var(--text-primary);
}

.jimeng-video-layout.flow-video-gallery {
  min-height: calc(100vh - 72px);
  padding: 28px 104px 180px 28px;
  background: var(--background);
}

.flow-video-gallery .jimeng-history-grid {
  width: 100%;
  margin: 0;
}

.flow-video-gallery .video-creation-dock {
  width: min(940px, calc(100vw - var(--sidebar-width) - 64px));
  margin: 26px auto 0;
  padding: 0;
  border: 0;
  background: transparent;
  box-shadow: none;
}

.flow-video-gallery .jimeng-capsule {
  border: 1px solid var(--border);
  border-radius: 30px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 20px 70px rgba(15, 23, 42, 0.12);
}

.vidu-video-workspace .video-creation-dock {
  width: min(1020px, calc(100vw - var(--sidebar-width) - 72px));
}

.vidu-video-workspace .jimeng-capsule {
  padding: 14px 16px 12px;
  border-radius: 24px;
}

.vidu-model-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 38px;
  margin-bottom: 4px;
}

.vidu-model-mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 11px;
  background: color-mix(in srgb, var(--primary) 10%, white);
  color: var(--primary);
}

.vidu-model-mark svg {
  width: 18px;
  height: 18px;
}

.vidu-model-bar > div {
  display: grid;
  gap: 1px;
}

.vidu-model-bar strong {
  color: var(--text-primary);
  font-size: 14px;
  line-height: 1.2;
}

.vidu-model-bar small {
  color: var(--text-muted);
  font-size: 11px;
}

.vidu-model-lock {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-left: auto;
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 700;
}

.vidu-model-lock svg {
  width: 14px;
  height: 14px;
}

.vidu-reference-row {
  min-height: 58px;
  margin-top: 2px;
  padding: 8px 0;
}

.vidu-reference-row.needs-reference .jimeng-upload-chip {
  border-color: color-mix(in srgb, var(--primary) 55%, var(--border));
  background: color-mix(in srgb, var(--primary) 7%, white);
}

.vidu-reference-row .jimeng-ref-thumb,
.vidu-reference-row .jimeng-upload-chip {
  width: 48px;
  height: 48px;
  border-radius: 14px;
}

.vidu-reference-row .jimeng-ref-thumb span {
  min-width: 22px;
  padding: 0 4px;
  color: var(--primary);
}

.vidu-duration input {
  width: 28px;
  min-width: 28px;
  padding: 0;
  text-align: center;
}

.vidu-duration span,
.vidu-audio span {
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 750;
}

.vidu-audio input {
  width: 14px;
  height: 14px;
  accent-color: var(--primary);
}

.vidu-reference-help {
  margin: 8px 2px 0;
  color: var(--text-muted);
  font-size: 11px;
  line-height: 1.5;
}

.voice-studio {
  min-height: calc(100vh - 72px);
  padding: 28px 104px 120px 28px;
  background: var(--background);
}

.voice-editor {
  width: min(980px, 100%);
  margin: 0 auto 24px;
  border: 1px solid var(--border);
  border-radius: 30px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 18px 60px rgba(15, 23, 42, 0.1);
}

.voice-gallery {
  width: min(1120px, 100%);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.audio-card {
  border: 1px solid var(--border);
  border-radius: 22px;
  background: var(--surface);
  box-shadow: none;
}

.audio-card audio {
  height: 42px;
}

.floating-stash {
  position: fixed !important;
  right: 24px !important;
  bottom: 24px !important;
  left: auto !important;
  top: auto !important;
  z-index: 115;
}

.stash-trigger {
  width: 58px;
  height: 58px;
  border: 1px solid var(--border);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.95);
  color: var(--text-primary);
  box-shadow: 0 18px 55px rgba(15, 23, 42, 0.14);
}

.stash-trigger .stash-box-icon {
  display: inline-grid !important;
  place-items: center;
  width: 28px;
  height: 28px;
  line-height: 1;
}

.stash-trigger .stash-box-icon svg {
  width: 24px;
  height: 24px;
}

.stash-trigger .stash-count {
  position: absolute;
  top: -7px;
  right: -7px;
  min-width: 22px;
  height: 22px;
  display: grid !important;
  place-items: center;
  padding: 0 6px;
  border: 2px solid #fff;
  border-radius: 999px;
  background: var(--primary);
  color: #fff;
  font-size: 11px;
  font-weight: 900;
}

.stash-dropdown {
  position: absolute;
  right: 0;
  bottom: 72px;
  width: min(380px, calc(100vw - 48px));
  max-height: min(540px, calc(100vh - 120px));
  border: 1px solid var(--border);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 28px 90px rgba(15, 23, 42, 0.16);
}

.stash-head-actions {
  display: none;
}

.stash-tabs {
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.stash-tabs button {
  border-radius: 16px;
  background: #F7F7F8;
}

.stash-tabs button.active {
  border-color: #E5E7EB;
  background: #F5F5F5;
  color: #10A37F;
}

.profile-menu {
  border: 1px solid var(--border);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 28px 90px rgba(15, 23, 42, 0.16);
}

.profile-menu-shortcuts {
  grid-template-columns: 1fr;
}

.profile-menu-note {
  display: block;
  padding: 8px 10px 0;
  border-top: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 12px;
  line-height: 1.5;
}

@media (max-width: 1180px) {
  .flow-masonry,
  .jimeng-history-grid {
    column-count: 3;
  }
}

@media (max-width: 900px) {
  :root {
    --sidebar-width: 0px;
  }

  .app-saas {
    grid-template-columns: 1fr;
  }

  .app-sidebar {
    position: fixed;
    left: 12px;
    bottom: 12px;
    z-index: 140;
    width: calc(100vw - 24px);
    height: 64px;
    display: flex;
    align-items: center;
    padding: 8px;
    border: 1px solid var(--border);
    border-radius: 24px;
  }

  .sidebar-brand,
  .admin-nav-link {
    display: none !important;
  }

  .side-nav {
    width: 100%;
    display: flex;
    justify-content: space-around;
    gap: 6px;
  }

  .nav-button {
    width: 48px;
    height: 48px;
  }

  .topbar {
    padding: 12px 16px;
  }

  .topbar-context strong {
    font-size: 15px;
  }

  .quota-nav-badge span:last-child,
  .top-history-button span,
  .user-chip-button > span:last-child {
    display: none;
  }

  .chat-shell,
  .flow-workbench.gallery-layout,
  .jimeng-video-layout.flow-video-gallery,
  .voice-studio {
    width: 100%;
    padding-left: 16px;
    padding-right: 16px;
  }

  .composer,
  .floating-composer {
    left: 16px;
    right: 16px;
    width: auto;
    transform: none;
    bottom: 88px;
  }

  .chat-shell form.composer {
    left: 16px !important;
    right: 16px !important;
    bottom: 88px !important;
    width: auto !important;
    transform: none !important;
  }

  .chat-history-drawer {
    left: 14px;
    width: min(340px, calc(100vw - 28px));
  }

  .flow-masonry,
  .jimeng-history-grid {
    column-count: 2;
  }

  .flow-video-gallery .video-creation-dock {
    width: 100%;
  }

  .voice-gallery {
    grid-template-columns: 1fr;
  }

  .quick-prompt-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 560px) {
  .flow-masonry,
  .jimeng-history-grid {
    column-count: 1;
  }

  .capsule-row {
    grid-template-columns: repeat(4, 44px);
  }

  .capsule-prompt {
    grid-column: 1 / -1;
  }

  .quick-prompt-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .jimeng-video-layout.flow-video-gallery {
    width: auto !important;
    max-width: 100vw;
    box-sizing: border-box;
  }

  .vidu-video-workspace .video-creation-dock {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
  }

  .vidu-video-workspace .jimeng-capsule {
    width: 100%;
    box-sizing: border-box;
    overflow: hidden;
  }

  .vidu-model-lock {
    display: none;
  }

  .vidu-reference-row .jimeng-drop-tip {
    flex: 1 0 150px;
  }

  .vidu-video-workspace .jimeng-submit {
    margin-left: 0;
  }

  .side-nav {
    scrollbar-width: none;
  }

  .side-nav::-webkit-scrollbar {
    display: none;
  }
}

/* Nova AI Studio Design System V1: final visual contract */
:root {
  --primary: #10A37F;
  --primary-hover: #0E906F;
  --background: #F7F7F8;
  --surface: #FFFFFF;
  --hover: #F5F5F5;
  --border: #E5E7EB;
  --text-primary: #111827;
  --text-secondary: #6B7280;
  --text-muted: #9CA3AF;
  --success: #10A37F;
  --danger: #DC2626;
}

body,
.app-saas,
.app-body,
.main,
.workspace,
.chat-workbench,
.flow-workbench.gallery-layout,
.jimeng-video-layout.flow-video-gallery,
.voice-studio,
.task-workbench {
  background: var(--background) !important;
  color: var(--text-primary);
}

.app-sidebar {
  border-right: 1px solid var(--border) !important;
  background: rgba(255, 255, 255, 0.92) !important;
  box-shadow: none !important;
}

.sidebar-brand {
  border-color: var(--border) !important;
  background: var(--surface) !important;
  color: var(--primary) !important;
  box-shadow: none !important;
}

.nav-button,
.admin-nav-link {
  border: 0 !important;
  background: transparent !important;
  color: var(--text-secondary) !important;
  box-shadow: none !important;
}

.nav-button:hover,
.admin-nav-link:hover {
  background: var(--hover) !important;
  color: var(--text-primary) !important;
}

.nav-button.active,
.admin-nav-link.active {
  background: var(--text-primary) !important;
  color: #FFFFFF !important;
}

.nav-button.active svg,
.admin-nav-link.active svg {
  color: #FFFFFF !important;
}

.topbar {
  min-height: 68px !important;
  border-bottom: 1px solid var(--border) !important;
  background: rgba(247, 247, 248, 0.94) !important;
  box-shadow: none !important;
}

.quota-nav-badge,
.top-history-button,
.user-chip-button,
.secondary-button,
.composer-tool-button,
.capsule-icon-button,
.icon-button,
.tab-button {
  border: 1px solid var(--border) !important;
  background: var(--surface) !important;
  color: var(--text-primary) !important;
  box-shadow: none !important;
}

.quota-nav-badge:hover,
.top-history-button:hover,
.user-chip-button:hover,
.secondary-button:hover,
.composer-tool-button:hover,
.capsule-icon-button:hover,
.icon-button:hover,
.tab-button:hover {
  background: var(--hover) !important;
}

.primary-button,
.send-button,
.capsule-submit-button,
.jimeng-submit,
.stash-text-add {
  border-color: var(--primary) !important;
  background: var(--primary) !important;
  color: #FFFFFF !important;
  box-shadow: none !important;
}

.primary-button:hover,
.send-button:hover,
.capsule-submit-button:hover,
.jimeng-submit:hover,
.stash-text-add:hover {
  border-color: var(--primary-hover) !important;
  background: var(--primary-hover) !important;
}

.credit-flash,
.credit-pill,
.profile-balance-card strong {
  color: var(--primary) !important;
}

.chat-empty-state h1 {
  color: var(--text-primary) !important;
  font-size: clamp(36px, 4vw, 44px) !important;
  letter-spacing: 0 !important;
}

.chat-empty-state p,
.panel-subtitle,
.drawer-panel-head span,
.workspace-history-brand span,
.history-item-time,
.recent-use-card span {
  color: var(--text-secondary) !important;
}

.quick-prompt-card,
.recent-use-card,
.chat-drop-zone,
.floating-composer,
.composer-options,
.chat-history-drawer,
.profile-menu,
.stash-dropdown,
.voice-editor,
.audio-card,
.task-row {
  border: 1px solid var(--border) !important;
  background: var(--surface) !important;
}

.quick-prompt-card,
.recent-use-card,
.audio-card,
.task-row,
.media-card,
.media-surface {
  box-shadow: none !important;
}

.quick-prompt-card:hover,
.recent-use-card:hover,
.history-item:hover,
.history-item.active,
.composer-popover button:hover,
.composer-popover label:hover,
.stash-tabs button:hover,
.stash-tabs button.active {
  border-color: var(--border) !important;
  background: var(--hover) !important;
  color: var(--text-primary) !important;
}

.message .avatar {
  background: var(--hover) !important;
  color: var(--text-primary) !important;
}

.message.user .bubble,
.composer-plus-button,
.gallery-empty,
.stash-tabs button {
  background: var(--hover) !important;
}

.bubble,
.media-actions .icon-button {
  background: var(--surface) !important;
  color: var(--text-primary) !important;
  box-shadow: none !important;
}

.media-thumb,
.media-card.image img.media-thumb,
.media-card.video .media-thumb {
  background: var(--border) !important;
}

.media-meta .status,
.status.success,
.status.done,
.status.completed {
  background: #FFFFFF !important;
  color: var(--success) !important;
}

.status.running,
.status.queued {
  background: #FFFFFF !important;
  color: var(--text-secondary) !important;
}

.status.failed,
.status.error,
.danger-lite,
.media-actions .danger-lite {
  color: var(--danger) !important;
}

.tab-button.active,
.status-pill {
  border-color: var(--primary) !important;
  background: #FFFFFF !important;
  color: var(--primary) !important;
}

.composer-popover,
.chat-more-menu,
.stash-dock-menu {
  border: 1px solid var(--border) !important;
  background: #FFFFFF !important;
  box-shadow: none !important;
}

.stash-trigger {
  border: 1px solid var(--border) !important;
  background: #FFFFFF !important;
  color: var(--text-primary) !important;
  box-shadow: none !important;
}

.stash-trigger .stash-count,
.stash-tabs button.active small {
  background: var(--primary) !important;
  color: #FFFFFF !important;
}

.stash-text-input:focus,
#chatInput:focus,
.capsule-prompt:focus,
.voice-text:focus,
.composer-options select:focus,
.composer-options input:focus {
  border-color: var(--primary) !important;
  box-shadow: 0 0 0 3px rgba(16, 163, 127, 0.12) !important;
  outline: none !important;
}

.task-workbench {
  min-height: calc(100vh - 68px);
  padding: 28px 104px 120px 28px;
}

.task-workbench .flow-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  width: min(980px, 100%);
  margin: 0 auto 20px;
  padding: 0;
  border: 0;
  background: transparent !important;
  box-shadow: none !important;
}

.task-card-flow {
  width: min(980px, 100%);
  margin: 0 auto;
  display: grid;
  gap: 12px;
}

.task-row {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  padding: 12px;
  border-radius: 20px;
}

.task-preview {
  width: 64px;
  height: 64px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--hover);
  color: var(--text-secondary);
}

.task-preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.task-main {
  min-width: 0;
  display: grid;
  gap: 5px;
}

.task-main strong {
  overflow: hidden;
  color: var(--text-primary);
  font-size: 14px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.task-main small {
  overflow: hidden;
  color: var(--text-secondary);
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.task-actions {
  display: flex;
  gap: 8px;
}

@media (max-width: 900px) {
  .app-sidebar {
    background: rgba(255, 255, 255, 0.96) !important;
  }
}

/* 火锅 AI STUDIO V2.0: final information architecture */
:root {
  --sidebar-width: 164px;
  --studio-sidebar: #111827;
  --studio-sidebar-muted: #9CA3AF;
}

.app-saas {
  grid-template-columns: var(--sidebar-width) minmax(0, 1fr) !important;
}

.app-sidebar {
  position: sticky !important;
  top: 0 !important;
  width: var(--sidebar-width) !important;
  height: 100vh !important;
  padding: 20px 12px !important;
  border-right: 0 !important;
  background: var(--studio-sidebar) !important;
  color: #FFFFFF !important;
  backdrop-filter: none !important;
}

.sidebar-brand {
  width: 100% !important;
  height: auto !important;
  min-height: 44px !important;
  justify-content: flex-start !important;
  gap: 10px !important;
  margin: 0 0 20px !important;
  padding: 0 8px !important;
  border: 0 !important;
  border-radius: 14px !important;
  background: transparent !important;
  color: #FFFFFF !important;
}

.sidebar-brand > span:last-child {
  display: grid !important;
}

.nav-button span,
.admin-nav-link span,
.admin-tabs .tab-button span {
  display: inline-block !important;
  line-height: 1 !important;
}

.sidebar-brand strong {
  color: #FFFFFF !important;
  font-size: 13px !important;
  font-weight: 850 !important;
  letter-spacing: 0 !important;
}

.sidebar-brand small {
  margin-top: 2px !important;
  color: var(--studio-sidebar-muted) !important;
  font-size: 10px !important;
  font-weight: 700 !important;
}

.brand-mark {
  width: 30px !important;
  height: 30px !important;
  display: grid !important;
  flex: 0 0 30px !important;
  place-items: center !important;
  border-radius: 10px !important;
  background: rgba(255, 255, 255, 0.08) !important;
  color: #FFFFFF !important;
}

.side-nav {
  gap: 6px !important;
}

.nav-button,
.admin-nav-link,
.admin-tabs .tab-button {
  display: flex !important;
  align-items: center !important;
  width: 100% !important;
  height: 40px !important;
  min-height: 40px !important;
  justify-content: flex-start !important;
  gap: 10px !important;
  margin: 0 !important;
  padding: 0 10px !important;
  border: 0 !important;
  border-radius: 12px !important;
  background: transparent !important;
  color: var(--studio-sidebar-muted) !important;
  font-size: 13px !important;
  font-weight: 780 !important;
}

.nav-button svg,
.admin-nav-link svg,
.admin-tabs .tab-button svg {
  width: 17px !important;
  height: 17px !important;
  flex: 0 0 17px !important;
}

.nav-button:hover,
.admin-nav-link:hover,
.admin-tabs .tab-button:hover {
  background: rgba(255, 255, 255, 0.08) !important;
  color: #FFFFFF !important;
}

.nav-button.active,
.admin-nav-link.active,
.admin-tabs .tab-button.active {
  background: rgba(255, 255, 255, 0.14) !important;
  color: #FFFFFF !important;
}

.nav-button.active svg,
.admin-nav-link.active svg,
.admin-tabs .tab-button.active svg {
  color: #FFFFFF !important;
}

.topbar {
  min-height: 64px !important;
  padding: 12px 28px !important;
  border-bottom: 1px solid rgba(229, 231, 235, 0.72) !important;
  background: rgba(247, 247, 248, 0.88) !important;
}

.topbar-context {
  display: none !important;
}

.top-actions {
  gap: 9px !important;
}

.quota-nav-badge,
.top-history-button,
.user-chip-button {
  height: 36px !important;
  min-height: 36px !important;
  border-radius: 999px !important;
  background: rgba(255, 255, 255, 0.92) !important;
  font-size: 12px !important;
  font-weight: 800 !important;
}

.user-chip-button .avatar-face {
  width: 26px !important;
  height: 26px !important;
}

.main {
  min-height: calc(100vh - 64px) !important;
}

.chat-workbench,
.works-workbench,
.library-page,
.account-page,
.task-workbench {
  min-height: calc(100vh - 64px) !important;
}

.create-hub {
  min-height: calc(100vh - 64px);
  display: grid;
  align-content: center;
  gap: 28px;
  width: min(1120px, calc(100vw - var(--sidebar-width) - 64px));
  margin: 0 auto;
  padding: 42px 0 90px;
}

.create-hub-hero {
  display: grid;
  justify-items: center;
  gap: 10px;
  text-align: center;
}

.section-eyebrow {
  color: var(--primary);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.create-hub h1 {
  margin: 0;
  color: var(--text-primary);
  font-size: clamp(38px, 5vw, 56px);
  line-height: 1.06;
  letter-spacing: 0;
}

.create-hub p {
  max-width: 640px;
  margin: 0;
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.8;
}

.workflow-zone-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.workflow-zone-card {
  min-height: 260px;
  display: grid;
  align-content: space-between;
  gap: 14px;
  padding: 22px;
  border: 1px solid var(--border);
  border-radius: 24px;
  background: #FFFFFF;
  color: var(--text-primary);
  text-align: left;
  box-shadow: none;
  cursor: pointer;
  transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.workflow-zone-card:hover {
  border-color: rgba(16, 163, 127, 0.36);
  background: #FFFFFF;
  transform: translateY(-2px);
}

.workflow-zone-icon {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  background: var(--hover);
  color: var(--primary);
}

.workflow-zone-icon svg {
  width: 22px;
  height: 22px;
}

.workflow-zone-card strong {
  color: var(--text-primary);
  font-size: 22px;
  font-weight: 850;
}

.workflow-zone-card > span:not(.workflow-zone-icon) {
  color: var(--text-secondary);
  font-size: 13px;
  line-height: 1.7;
}

.workflow-zone-card small {
  width: fit-content;
  padding: 6px 10px;
  border-radius: 999px;
  background: var(--hover);
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 800;
}

.workflow-zone-card.minimax {
  border-style: dashed;
}

.workflow-zone-card.minimax .workflow-zone-icon {
  background: #F5F5F5;
  color: #111827;
}

.minimax-page {
  width: min(1160px, calc(100vw - var(--sidebar-width) - 64px));
  min-height: calc(100vh - 64px);
  margin: 0 auto;
  padding: 54px 0 96px;
  display: grid;
  align-content: start;
  gap: 18px;
}

.minimax-hero-card,
.minimax-card {
  border: 1px solid var(--border);
  border-radius: 28px;
  background: #FFFFFF;
  box-shadow: none;
}

.minimax-hero-card {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 18px;
  align-items: center;
  padding: 28px;
}

.minimax-mark,
.minimax-card > div > span {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: 18px;
  background: #F5F5F5;
  color: var(--primary);
}

.minimax-mark svg,
.minimax-card > div > span svg {
  width: 24px;
  height: 24px;
}

.minimax-hero-copy {
  display: grid;
  gap: 8px;
}

.minimax-hero-copy h1 {
  margin: 0;
  color: var(--text-primary);
  font-size: clamp(34px, 4vw, 48px);
  line-height: 1.05;
  letter-spacing: 0;
}

.minimax-hero-copy p,
.minimax-card p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.75;
}

.minimax-status-stack {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.minimax-status {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 12px;
  border-radius: 999px;
  background: #F5F5F5;
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 850;
}

.minimax-status.ok {
  background: rgba(16, 163, 127, 0.11);
  color: var(--primary);
}

.minimax-status.warn {
  background: #FFF7ED;
  color: #C2410C;
}

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

.minimax-card {
  min-height: 250px;
  padding: 22px;
  display: grid;
  align-content: space-between;
  gap: 18px;
}

.minimax-card > div:first-child {
  display: grid;
  gap: 12px;
}

.minimax-card h2 {
  margin: 0;
  color: var(--text-primary);
  font-size: 20px;
  font-weight: 880;
  letter-spacing: 0;
}

.minimax-card small {
  color: var(--text-muted);
  font-size: 12px;
  line-height: 1.6;
}

.minimax-card .primary-button,
.minimax-card .secondary-button {
  min-height: 40px;
  border-radius: 999px;
}

.minimax-card button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

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

.section-page-head {
  width: min(1200px, 100%);
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 auto 18px;
  padding: 0 4px;
}

.section-page-head > span {
  width: 42px;
  height: 42px;
  display: grid;
  flex: 0 0 42px;
  place-items: center;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: #FFFFFF;
  color: var(--primary);
}

.section-page-head svg {
  width: 20px;
  height: 20px;
}

.section-page-head strong {
  display: block;
  color: var(--text-primary);
  font-size: 18px;
  font-weight: 850;
}

.section-page-head small {
  display: block;
  margin-top: 3px;
  color: var(--text-secondary);
  font-size: 13px;
  line-height: 1.5;
}

.chat-shell {
  width: min(1200px, calc(100vw - var(--sidebar-width) - 64px)) !important;
  min-height: calc(100vh - 64px) !important;
  padding: 26px 0 150px !important;
}

.chat-empty-state {
  min-height: min(610px, calc(100vh - 192px)) !important;
  gap: 18px !important;
}

.chat-empty-state h1 {
  font-size: 44px !important;
  line-height: 1.08 !important;
}

.quick-prompt-grid {
  width: min(860px, 100%) !important;
  margin-top: 14px !important;
}

.quick-prompt-card {
  min-height: 88px !important;
  display: grid !important;
  align-content: center !important;
}

.quick-prompt-card span {
  font-size: 14px !important;
  font-weight: 850 !important;
}

.recent-use-section {
  margin-top: 2px !important;
}

.chat-shell form.composer,
.composer {
  left: calc(50vw + 82px) !important;
  bottom: 24px !important;
  width: min(820px, calc(100vw - var(--sidebar-width) - 96px)) !important;
  transform: translateX(-50%) !important;
}

.chat-drop-zone {
  border-radius: 24px !important;
  box-shadow: 0 20px 80px rgba(17, 24, 39, 0.12) !important;
}

.composer-popover {
  border-radius: 18px !important;
  box-shadow: 0 24px 72px rgba(17, 24, 39, 0.14) !important;
}

.chat-history-drawer {
  left: calc(var(--sidebar-width) + 18px) !important;
  top: 82px !important;
  height: calc(100vh - 106px) !important;
  border-radius: 24px !important;
}

.works-workbench {
  padding: 22px 32px 120px !important;
  background: var(--background) !important;
}

.works-tabs {
  position: sticky;
  top: 72px;
  z-index: 55;
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 20px;
  padding: 6px 0 12px;
  background: linear-gradient(180deg, rgba(247, 247, 248, 0.96), rgba(247, 247, 248, 0.72));
  backdrop-filter: blur(14px);
}

.works-grid {
  column-count: 4;
  column-gap: 18px;
}

.work-card .media-open,
.work-card .media-open.ghost-button {
  display: block !important;
  width: 100% !important;
  min-height: 220px !important;
  padding: 0 !important;
  border: 0 !important;
  overflow: hidden !important;
}

.work-card.voice .media-open,
.work-card.text .media-open {
  min-height: 260px !important;
  border-radius: 24px !important;
  background: #FFFFFF !important;
}

.work-text-cover,
.work-audio-cover {
  min-height: 260px;
  display: grid;
  align-content: center;
  gap: 12px;
  padding: 22px;
  border-radius: 24px;
  background: #FFFFFF;
  color: var(--text-primary);
}

.work-text-cover strong {
  display: -webkit-box;
  overflow: hidden;
  color: var(--text-primary);
  font-size: 18px;
  line-height: 1.5;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
}

.work-text-cover span {
  display: -webkit-box;
  overflow: hidden;
  color: var(--text-secondary);
  font-size: 13px;
  line-height: 1.7;
  -webkit-line-clamp: 5;
  -webkit-box-orient: vertical;
}

.work-audio-cover {
  justify-items: center;
  text-align: center;
}

.work-audio-cover svg {
  width: 34px;
  height: 34px;
  color: var(--primary);
}

.work-detail-page {
  min-height: calc(100vh - 64px);
  padding: 28px 32px 80px;
}

.back-button {
  margin-bottom: 18px;
}

.work-detail-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 380px);
  gap: 22px;
  align-items: start;
}

.work-detail-preview {
  min-height: 560px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border-radius: 24px;
  background: #FFFFFF;
}

.work-detail-preview img,
.work-detail-preview video {
  width: 100%;
  height: 100%;
  max-height: calc(100vh - 170px);
  object-fit: contain;
  background: #FFFFFF;
}

.detail-text-preview,
.detail-audio-preview {
  width: 100%;
  min-height: 460px;
  padding: 32px;
  color: var(--text-primary);
  font-size: 16px;
  line-height: 1.9;
}

.detail-audio-preview {
  display: grid;
  align-content: center;
  justify-items: center;
  gap: 18px;
}

.work-detail-info {
  display: grid;
  gap: 18px;
  padding: 22px;
  border: 1px solid var(--border);
  border-radius: 24px;
  background: #FFFFFF;
}

.work-detail-info h2 {
  margin: 0;
  color: var(--text-primary);
  font-size: 22px;
  line-height: 1.35;
}

.work-detail-info dl {
  display: grid;
  gap: 12px;
  margin: 0;
}

.work-detail-info dt {
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 850;
}

.work-detail-info dd {
  margin: -8px 0 0;
  color: var(--text-primary);
  font-size: 13px;
  line-height: 1.65;
  word-break: break-word;
}

.work-detail-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.work-detail-actions .primary-button,
.work-detail-actions .secondary-button {
  min-height: 40px;
  justify-content: center;
  border-radius: 14px;
}

.library-page,
.account-page {
  width: min(1180px, calc(100vw - var(--sidebar-width) - 64px));
  margin: 0 auto;
  padding: 28px 0 90px;
}

.library-head,
.account-profile-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 18px;
}

.library-head h1,
.account-page h1 {
  margin: 0;
  color: var(--text-primary);
  font-size: 28px;
  letter-spacing: 0;
}

.library-head p,
.account-page p {
  margin: 6px 0 0;
  color: var(--text-secondary);
  font-size: 14px;
}

.library-upload-button input {
  display: none;
}

.library-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 18px;
}

.library-tabs .tab-button,
.works-tabs .tab-button,
.task-tabs .tab-button {
  min-height: 36px;
  padding: 0 13px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 800;
}

.library-tabs .tab-button small {
  min-width: 20px;
  height: 20px;
  display: inline-grid;
  place-items: center;
  margin-left: 6px;
  border-radius: 999px;
  background: var(--hover);
  color: var(--text-secondary);
  font-size: 11px;
}

.library-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.library-grid .stash-item {
  min-height: 220px;
  display: grid;
  grid-template-rows: minmax(120px, 1fr) auto auto;
  border: 1px solid var(--border);
  border-radius: 22px;
  background: #FFFFFF;
  overflow: hidden;
}

.library-grid .stash-item img,
.library-grid .stash-item video {
  width: 100%;
  height: 190px;
  object-fit: cover;
}

.library-grid .stash-item-main,
.library-grid .stash-text-content,
.library-grid .stash-item-actions {
  padding-inline: 12px;
}

.library-grid .stash-item-actions {
  padding-bottom: 12px;
}

.account-profile-card,
.account-card {
  border: 1px solid var(--border);
  border-radius: 24px;
  background: #FFFFFF;
  box-shadow: none;
}

.account-profile-card {
  padding: 20px;
  justify-content: flex-start;
}

.account-profile-card .avatar-face {
  width: 64px !important;
  height: 64px !important;
  flex: 0 0 64px;
}

.avatar-action-button input {
  display: none;
}

.account-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.account-card {
  display: grid;
  align-content: start;
  gap: 12px;
  min-height: 180px;
  padding: 22px;
}

.account-card > span:first-child svg {
  width: 22px;
  height: 22px;
  color: var(--primary);
}

.account-card h2 {
  margin: 0;
  color: var(--text-primary);
  font-size: 18px;
}

.account-card .secondary-button {
  width: fit-content;
  min-height: 38px;
  padding: 0 13px;
  border-radius: 12px;
}

.account-balance .credit-pill {
  min-height: 38px;
  padding: 0 12px;
  border-radius: 999px;
  background: var(--hover);
}

.task-workbench {
  padding: 28px 32px 120px !important;
}

.task-workbench .flow-topbar,
.task-card-flow {
  width: min(1040px, 100%) !important;
}

.task-card-flow .empty,
.works-workbench .empty,
.library-grid .empty {
  min-height: 360px;
  grid-column: 1 / -1;
  border: 1px dashed var(--border);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.62);
}

.floating-stash {
  right: 24px !important;
  bottom: 24px !important;
}

.stash-trigger {
  border-radius: 18px !important;
  box-shadow: 0 20px 60px rgba(17, 24, 39, 0.14) !important;
}

.stash-dropdown {
  border-radius: 24px !important;
  box-shadow: 0 28px 90px rgba(17, 24, 39, 0.16) !important;
}

.admin-shell .topbar-context {
  display: flex !important;
}

.admin-shell .app-sidebar {
  background: var(--studio-sidebar) !important;
}

.admin-main,
.admin-workspace {
  background: var(--background) !important;
}

@media (max-width: 1240px) {
  .workflow-zone-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .works-grid,
  .library-grid {
    column-count: 3;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .work-detail-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  :root {
    --sidebar-width: 0px;
  }

  .app-saas {
    grid-template-columns: 1fr !important;
  }

  .app-sidebar {
    position: fixed !important;
    left: 12px !important;
    right: 12px !important;
    bottom: 12px !important;
    top: auto !important;
    z-index: 140 !important;
    width: auto !important;
    height: 64px !important;
    display: flex !important;
    align-items: center !important;
    padding: 8px !important;
    border-radius: 22px !important;
    background: rgba(17, 24, 39, 0.94) !important;
  }

  .sidebar-brand,
  .admin-nav-link {
    display: none !important;
  }

  .side-nav {
    width: 100% !important;
    display: flex !important;
    justify-content: space-around !important;
    gap: 6px !important;
  }

  .nav-button {
    width: 48px !important;
    height: 48px !important;
    justify-content: center !important;
    padding: 0 !important;
  }

  .nav-button span {
    display: none !important;
  }

  .chat-shell,
  .create-hub,
  .library-page,
  .account-page {
    width: auto !important;
    margin: 0 16px !important;
  }

  .chat-shell form.composer,
  .composer {
    left: 16px !important;
    right: 16px !important;
    bottom: 88px !important;
    width: auto !important;
    transform: none !important;
  }

  .works-workbench,
  .task-workbench {
    padding: 16px 16px 110px !important;
  }

  .works-grid,
  .library-grid {
    column-count: 2;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .quick-prompt-grid,
  .workflow-zone-grid,
  .recent-use-grid,
  .account-grid {
    grid-template-columns: 1fr 1fr !important;
  }

  .chat-history-drawer {
    left: 14px !important;
    top: 76px !important;
    width: min(340px, calc(100vw - 28px)) !important;
  }
}

@media (max-width: 560px) {
  .works-grid,
  .library-grid,
  .quick-prompt-grid,
  .workflow-zone-grid,
  .recent-use-grid,
  .account-grid {
    column-count: 1;
    grid-template-columns: 1fr !important;
  }

  .chat-empty-state h1 {
    font-size: 34px !important;
  }

  .quota-nav-badge span:last-child,
  .top-history-button span,
  .user-chip-button > span:last-child {
    display: none !important;
  }
}

/* Day 4: responsive polish and safer admin log density */
.table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.admin-log-table .log-summary-cell {
  max-width: 420px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.pagination-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 14px;
  color: var(--text-secondary);
  font-size: 13px;
}

.pagination-bar > div {
  display: flex;
  align-items: center;
  gap: 10px;
}

.pagination-bar strong {
  min-width: 64px;
  color: var(--text-primary);
  text-align: center;
}

@media (max-width: 900px) {
  body {
    overflow-x: hidden;
  }

  .app-saas {
    grid-template-columns: 1fr !important;
    padding-bottom: 88px;
  }

  .app-sidebar {
    overflow-x: auto !important;
    overflow-y: hidden !important;
  }

  .side-nav {
    justify-content: flex-start !important;
    overflow-x: auto !important;
    overflow-y: hidden !important;
    padding-bottom: 2px !important;
  }

  .nav-button {
    flex: 0 0 52px !important;
  }

  .topbar {
    left: 0 !important;
    right: 0 !important;
    width: 100% !important;
    padding: 10px 14px !important;
    gap: 10px !important;
  }

  .top-actions {
    gap: 8px !important;
  }

  .main,
  .admin-main {
    padding: 76px 14px 112px !important;
  }

  .workspace,
  .admin-workspace,
  .chat-shell,
  .create-hub,
  .gallery-layout.flow-workbench,
  .voice-studio,
  .works-workbench,
  .library-page,
  .account-page,
  .task-workbench {
    width: 100% !important;
    max-width: none !important;
    margin: 0 !important;
  }

  .chat-history-drawer {
    top: 70px !important;
    bottom: 90px !important;
    max-height: calc(100vh - 160px) !important;
  }

  .chat-shell form.composer,
  .composer,
  .gallery-layout .floating-composer,
  .floating-composer {
    left: 12px !important;
    right: 12px !important;
    bottom: 96px !important;
    width: auto !important;
    max-width: none !important;
    transform: none !important;
  }

  .gallery-layout.flow-workbench {
    padding-bottom: 180px !important;
  }

  .jimeng-control-row {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  }

  .jimeng-submit,
  .jimeng-clear {
    width: 100% !important;
  }

  .voice-editor,
  .voice-controls,
  .panel {
    border-radius: 16px !important;
  }

  .form-grid {
    grid-template-columns: 1fr !important;
  }

  .bulk-action-bar,
  .panel-header,
  .pagination-bar {
    align-items: flex-start !important;
    flex-direction: column !important;
  }

  .bulk-actions,
  .pagination-bar > div {
    flex-wrap: wrap;
  }

  .member-table,
  .quota-table,
  .admin-log-table,
  .usage-rank-table {
    min-width: 760px;
  }
}

@media (max-width: 560px) {
  .topbar-context strong {
    font-size: 16px !important;
  }

  .chat-empty-state h1 {
    font-size: 30px !important;
  }

  .chat-input-wrap {
    grid-template-columns: auto minmax(0, 1fr) auto !important;
  }

  .function-credit-hint {
    flex-wrap: wrap;
    white-space: normal;
  }

  .credit-hint-separator {
    display: none;
  }

  .gallery-layout .capsule-row {
    grid-template-columns: minmax(0, 1fr) repeat(4, 44px) !important;
  }

  .gallery-layout .capsule-row .function-credit-hint {
    grid-column: 1 / -1;
    order: 2;
  }

  .gallery-layout .capsule-prompt {
    grid-column: 1 / -1;
  }

  .voice-submit-row {
    align-items: stretch;
    flex-direction: column;
  }

  .voice-submit-row .primary-button {
    width: 100%;
    justify-content: center;
  }
}