/*
 * Structural compatibility rules retained for existing templates.
 * Canonical color, type, spacing and elevation values are defined in
 * tokens.css; reusable management primitives are defined in components.css.
 */

html {
  color-scheme: light;
  scroll-behavior: smooth;
}

* {
  scrollbar-color: var(--line-strong) transparent;
}

[hidden] {
  display: none !important;
}

body {
  position: relative;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font: var(--font-size-base)/var(--line-height-base) var(--font-sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body::before,
body::after {
  display: none;
}

.shell,
.workspace {
  width: min(1440px, calc(100vw - 48px));
  margin: 0 auto;
  padding: 24px 0 40px;
  gap: 16px;
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    linear-gradient(90deg, rgba(79, 70, 229, 0.08) 0%, rgba(79, 70, 229, 0) 62%),
    var(--panel);
  box-shadow: var(--shadow-sm);
}

.hero::after {
  display: none;
}

.hero-copy,
.head-copy,
.panel-copy {
  position: relative;
  z-index: 1;
}

.eyebrow {
  color: var(--brand);
  font: 600 12px/1.2 var(--font-sans);
  letter-spacing: 0;
  text-transform: none;
}

h1,
h2,
h3,
.panel-title,
.preview-name {
  margin: 0;
  color: var(--text);
  font-family: var(--font-sans);
  font-weight: 600;
  letter-spacing: 0;
}

h1 {
  font-size: 32px;
  line-height: 1.25;
}

h2 {
  font-size: 20px;
  line-height: 1.4;
}

h3 {
  font-size: 16px;
  line-height: 1.45;
}

.sub,
.hint,
.preview-description,
.plan-meta,
.selection-chip-meta {
  color: var(--muted);
}

.field label,
.tool-code,
.selection-chip-meta,
.debug-log-meta,
.summary-pill,
.tag,
.tool-badge {
  font-family: var(--font-sans);
  letter-spacing: 0;
  text-transform: none;
}

.field label {
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 400;
  line-height: 1.5715;
}

.card,
.tool-group,
.tool-card,
.agent,
.preview-box,
.package-card,
.package-section,
.asset-group,
.permission-request,
.trace-step,
.msg.assistant,
.selection-chip,
.panel-card,
.plan-header,
.plan-item,
.debug-console,
.debug-log-item {
  border-color: var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow-sm);
}

.card {
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.head,
.tool-group-head,
.asset-group-title {
  padding: 16px 24px;
  border-bottom: 1px solid var(--line);
  background: var(--panel);
}

.body,
.resource-panels,
.tab-panels,
.composer {
  padding: 24px;
}

.list {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 16px;
}

.agent,
.tool-card,
.selection-chip,
.package-card,
.package-section,
.asset-group,
.preview-box,
.panel-card,
.plan-item {
  background: var(--panel);
}

.agent {
  min-height: 168px;
  padding: 20px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.agent:hover,
.tool-card:hover,
.selection-chip:hover,
.package-card:hover,
.asset-item:hover {
  transform: translateY(-1px);
  border-color: var(--line-selected);
  box-shadow: var(--shadow-md);
}

.tag,
.summary-pill,
.tool-badge,
.trace-tag,
.plan-status {
  min-height: 24px;
  border: 1px solid var(--line-selected);
  border-radius: 4px;
  background: var(--brand-soft);
  color: var(--brand-strong);
  padding: 4px 8px;
  font: 500 12px/1.2 var(--font-sans);
  text-transform: none;
}

.plan-status[data-status="pending"] {
  border-color: var(--line-strong);
  background: var(--surface-muted);
  color: var(--text-tertiary);
}

.plan-status[data-status="running"],
.plan-status[data-status="current"] {
  border-color: var(--line-selected);
  background: var(--brand-soft);
  color: var(--brand-strong);
}

.plan-status[data-status="done"],
.plan-status[data-status="completed"] {
  border-color: var(--ok-border);
  background: var(--surface-success);
  color: var(--ok-text);
}

.link,
button,
.button {
  min-height: 32px;
  padding: 6px 15px;
  border: 1px solid transparent;
  border-radius: 6px;
  background: var(--brand);
  box-shadow: var(--shadow-sm);
  color: #ffffff;
  font: 400 14px/1.5715 var(--font-sans);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.link:hover,
button:hover:not(:disabled),
.button:hover {
  transform: none;
  background: var(--brand-hover);
  box-shadow: var(--shadow-sm);
}

.link:active,
button:active:not(:disabled),
.button:active {
  background: var(--brand-strong);
  transform: none;
}

.link.secondary,
button.secondary,
.button.secondary {
  border-color: var(--line);
  background: var(--panel);
  color: var(--text);
  box-shadow: none;
}

.link.secondary:hover,
button.secondary:hover:not(:disabled),
.button.secondary:hover {
  border-color: var(--brand-hover);
  background: var(--panel);
  color: var(--brand-hover);
}

button.danger {
  border-color: transparent;
  background: var(--error);
  color: #ffffff;
  box-shadow: var(--shadow-sm);
}

button.danger:hover:not(:disabled) {
  background: var(--error-text);
}

button.small,
.tab,
.workspace-tab,
.tabs button,
.segmented button {
  min-height: 32px;
  padding: 5px 12px;
  border-radius: 6px;
  font: 400 14px/1.5715 var(--font-sans);
}

.tab,
.workspace-tab,
.tabs button,
.segmented button {
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: none;
  color: var(--text);
}

.tab.active,
.workspace-tab.active,
.tabs button.active,
.segmented button.active {
  border-color: var(--brand);
  background: var(--brand);
  box-shadow: none;
  color: #ffffff;
}

.tabs {
  gap: 8px;
}

.home-tabs {
  padding: 16px 24px;
  border-bottom: 1px solid var(--line);
  background: var(--panel);
}

.home-tabs button {
  min-width: 120px;
}

.workspace-tabs {
  gap: 8px;
  padding: 8px 0;
}

.link.icon-only {
  width: 32px;
  min-width: 32px;
  height: 32px;
  min-height: 32px;
  border-radius: 6px;
  padding: 0;
}

.link.icon-only span,
.hero-back span {
  font: 600 16px/1 var(--font-sans);
}

.hero-back {
  width: 32px;
  min-width: 32px;
  height: 32px;
  min-height: 32px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel);
  box-shadow: none;
  color: var(--brand);
}

.hero-back:hover {
  border-color: var(--brand-hover);
  background: var(--panel);
  color: var(--brand-hover);
  transform: none;
}

button:focus-visible,
.button:focus-visible,
.link:focus-visible,
.back:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible,
summary:focus-visible,
.asset-item:focus-visible,
.tab:focus-visible,
.workspace-tab:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.18);
}

button:disabled,
.button:disabled {
  opacity: 0.45;
  box-shadow: none;
  transform: none;
  cursor: not-allowed;
}

input,
textarea,
select {
  min-height: 32px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background-color: var(--panel);
  background-image: none;
  box-shadow: none;
  color: var(--text);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

textarea {
  min-height: 120px;
}

input::placeholder,
textarea::placeholder {
  color: var(--text-disabled);
}

input:hover,
textarea:hover,
select:hover {
  border-color: var(--brand-hover);
}

input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  border-color: var(--brand);
  background: var(--panel);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.12);
}

input.input-error,
textarea.input-error,
select.input-error {
  border-color: var(--error);
  background: var(--surface-danger);
  box-shadow: 0 0 0 3px var(--error-ring);
}

select {
  appearance: none;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--text-tertiary) 50%),
    linear-gradient(135deg, var(--text-tertiary) 50%, transparent 50%);
  background-position:
    calc(100% - 16px) calc(50% - 3px),
    calc(100% - 10px) calc(50% - 3px);
  background-repeat: no-repeat;
  background-size: 6px 6px, 6px 6px;
  padding-right: 34px;
}

input[type="checkbox"] {
  width: 16px;
  min-width: 16px;
  height: 16px;
  min-height: 16px;
  margin: 0 8px 0 0;
  padding: 0;
  border-color: var(--line);
  border-radius: 2px;
  accent-color: var(--brand);
  box-shadow: none;
}

input[type="checkbox"]:hover {
  border-color: var(--brand-hover);
}

input[type="checkbox"]:focus-visible {
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.12);
}

.empty,
.tool-empty,
.asset-empty {
  border: 1px dashed var(--line);
  border-radius: 8px;
  background: var(--surface-muted);
  color: var(--muted);
}

.resource-layout,
.confirm-grid {
  align-items: start;
}

.resource-layout {
  grid-template-columns: minmax(320px, 0.88fr) minmax(0, 1.12fr);
  gap: 16px;
}

.confirm-grid {
  grid-template-columns: minmax(0, 1.06fr) minmax(320px, 0.94fr);
}

.preview-box {
  position: sticky;
  top: 16px;
}

.top,
.toolbar,
.tool-toolbar,
.package-section-head,
.tool-group-head {
  gap: 12px;
}

.tool-list,
.selected-tools,
.tool-groups,
.package-summary,
.selection-chip-grid {
  gap: 12px;
}

.tool-group-head {
  background: var(--surface-muted);
}

.tool-card,
.tool-card.static {
  justify-content: space-between;
}

.selection-chip {
  align-items: center;
  padding: 12px;
}

.msg {
  box-shadow: none;
}

.msg.user {
  border-radius: 8px;
  background: var(--brand);
  box-shadow: var(--shadow-sm);
}

.msg.assistant {
  background: var(--panel);
  border: 1px solid var(--line);
}

.chat-log {
  background: var(--surface-muted);
}

.composer {
  border-top: 1px solid var(--line);
  background: var(--panel);
}

.row,
.grid,
.split,
.chat-actions {
  align-items: start;
}

.asset-item {
  border-color: var(--line);
  border-radius: 8px;
  box-shadow: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.asset-item.active,
.plan-item.is-current {
  border-color: var(--line-selected);
  box-shadow: 0 0 0 2px rgba(79, 70, 229, 0.08);
}

.footer,
.composer,
.head,
.tool-group-head,
.asset-group-title {
  backdrop-filter: none;
}

.back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
  color: var(--brand);
}

.back:hover {
  color: var(--brand-hover);
  text-decoration: none;
}

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

.status.ok {
  color: var(--ok-text);
}

.status.error {
  color: var(--error);
}

.status.warn {
  color: #d48806;
}

.markdown-body code {
  border: 1px solid var(--line-strong);
  background: var(--surface-muted);
  color: var(--brand-strong);
}

.markdown-body pre,
.markdown-body th {
  border-color: var(--line);
  background: var(--surface-muted);
}

.markdown-body th,
.markdown-body td {
  border-color: var(--line);
}

.markdown-body blockquote {
  border-left-color: var(--brand);
  color: var(--muted);
}

.markdown-body a,
.tool-code,
.plan-kicker,
.debug-log-title {
  color: var(--brand);
}

.plan-header {
  background: var(--surface-muted);
}

.plan-summary-objective {
  color: var(--text-secondary);
}

.debug-log-badge[data-level="debug"],
.debug-log-badge[data-level="info"] {
  background: var(--brand-soft);
  color: var(--brand-strong);
}

.debug-log-badge[data-level="warn"] {
  background: #fffbe6;
  color: #d48806;
}

.debug-log-badge[data-level="error"] {
  background: var(--surface-danger);
  color: var(--error-text);
}

@media (max-width: 1080px) {
  .resource-layout,
  .confirm-grid,
  .skill-package-grid,
  .asset-workspace {
    grid-template-columns: 1fr;
  }

  .preview-box {
    position: static;
  }
}

@media (max-width: 820px) {
  .shell,
  .workspace {
    width: min(100vw - 24px, 100%);
    padding: 16px 0 28px;
  }

  .hero,
  .card {
    border-radius: 8px;
  }

  .top,
  .head,
  .toolbar,
  .tool-toolbar,
  .footer,
  .footer-main {
    align-items: stretch;
  }

  .row,
  .chat-actions,
  .grid,
  .split {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  h1 {
    font-size: 28px;
  }

  .hero {
    padding: 20px 16px;
  }

  .head,
  .body,
  .resource-panels,
  .tab-panels,
  .composer,
  .footer {
    padding-left: 16px;
    padding-right: 16px;
  }

  .tool-card,
  .selection-chip {
    flex-direction: column;
    align-items: stretch;
  }

  .tabs,
  .workspace-tabs {
    gap: 8px;
  }
}

/* Structural compatibility for the application shell and dense work surfaces. */
body {
  background: var(--layout-bg);
}

.shell {
  width: min(1520px, calc(100vw - 48px));
  padding-top: 24px;
}

.workspace {
  width: min(1680px, calc(100vw - 40px));
  display: grid;
  grid-template-columns: 232px minmax(0, 1fr);
  align-items: start;
  padding-top: 20px;
}

.shell > .hero,
.workspace > .hero {
  min-height: 92px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 20px 24px;
  background:
    linear-gradient(90deg, rgba(79, 70, 229, 0.08), rgba(79, 70, 229, 0) 58%),
    var(--panel);
}

.identity-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
}

.identity-user {
  display: grid;
  gap: 1px;
  margin-right: 4px;
  text-align: right;
}

.identity-user-name {
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
}

.identity-user-meta {
  color: var(--text-tertiary);
  font-size: 11px;
}

.workspace > .hero {
  grid-column: 1 / -1;
  margin-bottom: 0;
}

.hero-head {
  min-width: 0;
}

.hero-copy {
  gap: 6px;
}

.hero .sub {
  max-width: 860px;
  color: var(--text-secondary);
}

.eyebrow {
  color: var(--text-tertiary);
  font-size: 13px;
  font-weight: 500;
}

.head {
  min-height: 72px;
  align-items: center;
}

.head-copy {
  gap: 4px;
}

.card {
  border-color: var(--line);
}

.body,
.resource-panels,
.tab-panels,
.composer {
  gap: 16px;
}

.home-tabs {
  gap: 24px;
  padding: 0 24px;
  background: var(--panel);
}

.home-tabs button {
  position: relative;
  min-width: auto;
  min-height: 48px;
  padding: 0 2px;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--text-secondary);
  box-shadow: none;
}

.home-tabs button:hover:not(:disabled) {
  background: transparent;
  color: var(--brand);
}

.home-tabs button.active {
  border-color: transparent;
  background: transparent;
  color: var(--brand);
  font-weight: 500;
}

.home-tabs button.active::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -1px;
  left: 0;
  height: 2px;
  border-radius: 2px 2px 0 0;
  background: var(--brand);
}

.list {
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
}

.agent {
  min-height: 0;
  gap: 14px;
  padding: 18px;
}

.agent .top {
  align-items: flex-start;
}

.agent h3 {
  font-size: 16px;
}

.agent code,
.tool-code,
.debug-console-session,
.debug-log-context {
  word-break: break-word;
}

.resource-layout {
  grid-template-columns: minmax(320px, 360px) minmax(0, 1fr);
  gap: 18px;
}

.panel-card {
  gap: 16px;
}

.resource-layout > .panel-card:first-child {
  position: sticky;
  top: 16px;
}

#tabs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  padding: 0;
  border-bottom: 1px solid var(--line);
  background: var(--panel);
}

#tabs .tab {
  min-height: 58px;
  justify-content: flex-start;
  border: 0;
  border-right: 1px solid var(--line-subtle);
  border-radius: 0;
  background: var(--surface-muted);
  color: var(--text-secondary);
  box-shadow: none;
  font-weight: 500;
}

#tabs .tab:last-child {
  border-right: 0;
}

#tabs .tab:hover:not(:disabled) {
  background: #f5faff;
  color: var(--brand);
}

#tabs .tab.active {
  background: var(--brand-soft);
  color: var(--brand-strong);
  box-shadow: inset 0 -2px 0 var(--brand);
}

.panel-title {
  font-size: 18px;
}

.tab-panel {
  display: grid;
  gap: 16px;
}

.tab-panel[hidden] {
  display: none;
}

.field {
  min-width: 0;
}

.confirm-grid {
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.72fr);
  gap: 20px;
}

.preview-box {
  top: 20px;
}

.footer {
  position: sticky;
  bottom: 0;
  z-index: 4;
  background: rgba(255, 255, 255, 0.98);
}

.workspace-tabs {
  grid-column: 1;
  position: sticky;
  top: 16px;
  display: grid;
  gap: 4px;
  overflow: visible;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow-sm);
}

.workspace-tab {
  position: relative;
  width: 100%;
  min-height: 40px;
  justify-content: flex-start;
  gap: 8px;
  border: 0;
  background: transparent;
  color: var(--text-secondary);
  text-align: left;
  box-shadow: none;
}

.workspace-tab::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--line-strong);
  flex: 0 0 auto;
}

.workspace-tab:hover:not(:disabled) {
  background: #f5faff;
  color: var(--brand);
}

.workspace-tab.active {
  border-color: transparent;
  background: var(--brand-soft);
  color: var(--brand-strong);
  font-weight: 500;
}

.workspace-tab.active::before {
  background: var(--brand);
}

.workspace-content {
  grid-column: 2;
  min-width: 0;
}

.workspace-tab-panel > .card,
.workspace-tab-panel > .card.panel {
  min-height: calc(100vh - 152px);
}

.chat {
  min-height: calc(100vh - 152px);
  grid-template-rows: auto minmax(360px, 1fr) auto;
}

.chat .head {
  background: var(--panel);
}

.chat-log {
  min-height: 360px;
  background:
    linear-gradient(180deg, rgba(79, 70, 229, 0.03), rgba(79, 70, 229, 0)),
    var(--surface-muted);
}

.chat-log:empty {
  display: grid;
  place-items: center;
}

.chat-log:empty::before {
  content: "输入任务后运行 Agent，执行过程、工具调用和最终结果会显示在这里。";
  max-width: 420px;
  padding: 16px 18px;
  border: 1px dashed var(--line);
  border-radius: 8px;
  background: var(--panel);
  color: var(--text-tertiary);
  text-align: center;
}

.msg {
  max-width: min(860px, 92%);
}

.composer {
  display: grid;
  gap: 12px;
}

.composer textarea#message {
  min-height: 108px;
}

.composer .split {
  grid-template-columns: minmax(220px, 1fr) auto auto;
  align-items: end;
}

.check {
  min-height: var(--control-height);
  align-items: center;
  padding: 5px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface-muted);
  color: var(--text-secondary);
}

.check input {
  margin-top: 0;
}

.chat-actions {
  grid-template-columns: minmax(180px, 1fr) auto auto;
}

.tool-shell {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-muted);
}

.tool-toolbar {
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.tool-section-title {
  padding-top: 4px;
}

.skill-package-grid {
  grid-template-columns: minmax(420px, 0.84fr) minmax(0, 1.16fr);
}

.asset-workspace {
  grid-template-columns: 240px minmax(0, 1fr);
}

.debug-console summary {
  min-height: 44px;
}

@media (max-width: 1180px) {
  .workspace {
    grid-template-columns: 1fr;
  }

  .workspace-tabs,
  .workspace-content {
    grid-column: 1;
  }

  .workspace-tabs {
    position: static;
    display: flex;
    overflow-x: auto;
  }

  .workspace-tab {
    width: auto;
    flex: 0 0 auto;
  }

  .workspace-tab-panel > .card,
  .workspace-tab-panel > .card.panel,
  .chat {
    min-height: 0;
  }

  .skill-package-grid,
  .asset-workspace {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .shell,
  .workspace {
    width: min(100vw - 24px, 100%);
  }

  .shell > .hero,
  .workspace > .hero {
    align-items: flex-start;
  }

  .resource-layout,
  .confirm-grid {
    grid-template-columns: 1fr;
  }

  .resource-layout > .panel-card:first-child,
  .preview-box,
  .footer {
    position: static;
  }

  .composer .split,
  .chat-actions {
    grid-template-columns: 1fr;
  }

  #tabs {
    grid-template-columns: 1fr;
  }

  #tabs .tab {
    border-right: 0;
    border-bottom: 1px solid var(--line-subtle);
  }

  #tabs .tab:last-child {
    border-bottom: 0;
  }
}

@media (max-width: 640px) {
  .shell > .hero,
  .workspace > .hero {
    min-height: 0;
    display: grid;
    grid-template-columns: 1fr;
    padding: 16px;
  }

  .hero .sub {
    max-width: none;
  }

  .list {
    grid-template-columns: 1fr;
  }

  .home-tabs {
    gap: 16px;
    overflow-x: auto;
  }

  .workspace-tabs {
    padding: 6px;
  }

  .workspace-tab {
    min-height: 36px;
  }
}


/* Management workspace primitives moved to components.css. */