:root {
  color-scheme: light;
  --bg: #f4f7fb;
  --surface: #ffffff;
  --surface-alt: #f7f9fc;
  --surface-hover: #eef3fa;
  --line: #d8e1ec;
  --line-strong: #b9c7d8;
  --text: #0f172a;
  --muted: #546277;
  --accent: #1463d6;
  --accent-strong: #0f4da8;
  --danger: #b42318;
  --danger-soft: #fef1f0;
  --success: #067647;
  --shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-sm: 10px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: linear-gradient(180deg, #f8fbff 0%, var(--bg) 40%);
  color: var(--text);
  font-family: "Segoe UI", "Inter", "Roboto", sans-serif;
  line-height: 1.45;
}

h1,
h2,
h3,
h4,
p {
  margin: 0;
}

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}

.layout {
  display: grid;
  grid-template-columns: 340px minmax(0, 1fr);
  min-height: 100vh;
}

.sidebar {
  border-right: 1px solid var(--line);
  background: rgba(247, 250, 255, 0.8);
  backdrop-filter: blur(10px);
  padding: 20px;
  display: grid;
  gap: 16px;
  align-content: start;
}

.main {
  padding: 20px;
  display: grid;
  align-content: start;
  gap: 16px;
}

.sidebar-card,
.panel-card,
.metric-card,
.topbar,
.content-section,
.empty-state,
.error-state,
.notice-state,
.table-shell,
.table-wrap,
.list-box,
.structure-item,
.status-list {
  border: 1px solid var(--line);
  background: var(--surface);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
}

.sidebar-card {
  padding: 16px;
}

.section-kicker {
  color: var(--accent-strong);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 11px;
  font-weight: 700;
}

.brand-card__title {
  margin-top: 8px;
  font-size: 22px;
  line-height: 1.2;
}

.brand-card__description {
  margin-top: 10px;
  color: var(--muted);
  font-size: 14px;
}

.sidebar-card__title {
  font-size: 15px;
  margin-bottom: 12px;
}

.nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.nav-button {
  width: 100%;
  border: 1px solid var(--line);
  background: var(--surface-alt);
  color: var(--text);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  text-align: left;
  cursor: pointer;
  transition: background-color 140ms, border-color 140ms, color 140ms;
}

.nav-button:hover {
  background: var(--surface-hover);
  border-color: var(--line-strong);
}

.nav-button.is-active {
  background: color-mix(in srgb, var(--accent) 10%, white);
  border-color: color-mix(in srgb, var(--accent) 40%, white);
  color: var(--accent-strong);
  font-weight: 600;
}

.actions-card__description {
  color: var(--muted);
  font-size: 13px;
}

.action-tabs {
  margin-top: 12px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 6px;
}

.action-tab {
  border: 1px solid var(--line);
  background: var(--surface-alt);
  border-radius: 9px;
  padding: 8px 10px;
  cursor: pointer;
}

.action-tab.is-active {
  border-color: var(--accent);
  color: var(--accent-strong);
  background: color-mix(in srgb, var(--accent) 8%, white);
  font-weight: 600;
}

.action-tab-panels {
  margin-top: 12px;
}

.action-panel {
  display: none;
}

.action-panel.is-active {
  display: block;
}

.action-form {
  display: grid;
  gap: 10px;
}

.form-field {
  display: grid;
  gap: 6px;
  font-size: 13px;
}

.form-field span {
  color: var(--muted);
}

input,
select,
textarea {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 10px;
  background: #fff;
}

input:focus,
select:focus,
textarea:focus,
button:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--accent) 45%, white);
  outline-offset: 1px;
}

.btn {
  border: 1px solid transparent;
  border-radius: 9px;
  padding: 8px 12px;
  cursor: pointer;
  font-weight: 600;
  white-space: nowrap;
}

.btn:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

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

.btn--primary:hover {
  background: var(--accent-strong);
}

.btn--secondary {
  background: var(--surface-alt);
  border-color: var(--line);
}

.btn--secondary:hover {
  background: var(--surface-hover);
}

.submit-button.is-loading {
  opacity: 0.7;
  pointer-events: none;
}

.topbar {
  padding: 14px;
  display: grid;
  gap: 12px;
}

.topbar h2 {
  margin-top: 4px;
  font-size: 22px;
  text-wrap: balance;
}

.topbar__controls {
  display: grid;
  grid-template-columns: minmax(180px, 240px) minmax(180px, 220px) auto auto;
  gap: 10px;
  align-items: end;
}

.inline-field {
  display: grid;
  gap: 4px;
  min-width: 170px;
  font-size: 12px;
  color: var(--muted);
}

.topbar__status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  flex-wrap: wrap;
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #9ca3af;
}

.status-dot.is-loading {
  background: #9ca3af;
}

.status-dot.is-ok {
  background: var(--success);
}

.status-dot.is-error {
  background: var(--danger);
}

.status-dot.is-warning {
  background: #b54708;
}

.last-refresh-time {
  color: var(--muted);
}

.content-section {
  padding: 16px;
  display: none;
  gap: 14px;
}

.content-section.is-active {
  display: grid;
}

.section-header h3 {
  font-size: 20px;
}

.section-header p {
  margin-top: 6px;
  color: var(--muted);
  font-size: 14px;
}

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

.metric-card {
  padding: 12px;
  display: grid;
  gap: 8px;
}

.metric-card__label {
  color: var(--muted);
  font-size: 12px;
}

.metric-card__value {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.metric-card__hint {
  color: var(--muted);
  font-size: 12px;
}

.panel-grid {
  display: grid;
  gap: 10px;
}

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

.panel-card {
  padding: 14px;
  display: grid;
  gap: 10px;
}

.panel-card h4 {
  font-size: 15px;
}

.section-header--with-action {
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: start;
}

.connections-layout {
  display: grid;
  gap: 12px;
}

.connection-summary {
  grid-template-columns: minmax(180px, 260px) minmax(0, 1fr);
  align-items: start;
}

.connection-summary__actions {
  display: flex;
  justify-content: flex-end;
  grid-column: 2;
}

.connection-platforms {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.connection-platform {
  align-content: start;
}

.connection-platform__header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: start;
}

.connection-platform__header p {
  color: var(--muted);
  font-size: 12px;
  overflow-wrap: anywhere;
}

.connection-platform__accounts {
  display: grid;
  gap: 8px;
}

.connection-platform__hint {
  color: var(--muted);
  font-size: 13px;
}

.connection-account {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface-alt);
  padding: 10px;
  display: grid;
  gap: 4px;
  font-weight: 600;
}

.connection-account span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 500;
  overflow-wrap: anywhere;
}

.connection-platform__button {
  justify-self: start;
}

.connection-platform__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.connection-diagnostics {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface-alt);
  padding: 10px;
  display: grid;
  gap: 8px;
}

.connection-diagnostics__head {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
  font-size: 12px;
  color: var(--muted);
}

.connection-diagnostics__head strong {
  font-size: 12px;
  color: var(--text);
}

.connection-callout {
  border: 1px solid #bfdbfe;
  background: #eff6ff;
  color: #1d4ed8;
  border-radius: var(--radius-sm);
  padding: 10px;
  display: grid;
  gap: 8px;
  font-size: 13px;
}

.connection-callout--warning {
  border-color: #fed7aa;
  background: #fff7ed;
  color: #9a3412;
}

.pending-selection {
  border-color: color-mix(in srgb, var(--accent) 35%, var(--line));
}

.pending-selection__header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: start;
}

.pending-account-form,
.pending-account-list {
  display: grid;
  gap: 10px;
}

.pending-account-option {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 10px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  background: var(--surface-alt);
}

.pending-account-option input {
  margin-top: 2px;
}

.pending-account-option span {
  display: grid;
  gap: 3px;
}

.pending-account-option small {
  color: var(--muted);
  overflow-wrap: anywhere;
}

.overview-hero {
  background: linear-gradient(135deg, #ffffff 0%, #eef5ff 100%);
}

.overview-hero__headline {
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
}

.kv-grid {
  display: grid;
  gap: 8px;
}

.kv-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  border-bottom: 1px dashed var(--line);
  padding-bottom: 6px;
}

.kv-row span {
  color: var(--muted);
}

.kv-row strong {
  text-align: right;
  overflow-wrap: anywhere;
}

.status-list {
  padding: 10px;
}

.status-list h5 {
  margin: 0 0 8px;
  font-size: 13px;
}

.status-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.status-chip {
  border-radius: 999px;
  padding: 4px 8px;
  background: #edf2fa;
  border: 1px solid #cbd7e6;
  font-size: 12px;
}

.status-chip.is-warning {
  background: var(--danger-soft);
  border-color: #f9c3be;
  color: #7a271a;
}

.status-chip.is-ok,
.status-chip.is-success {
  background: #e8f8ef;
  border-color: #a9e2be;
  color: #145a32;
}

.status-chip.is-danger {
  background: #fef2f2;
  border-color: #fecaca;
  color: #991b1b;
}

.table-wrap,
.table-shell {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 640px;
}

thead th {
  text-align: left;
  font-size: 12px;
  color: var(--muted);
  background: var(--surface-alt);
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
}

tbody td {
  padding: 10px 12px;
  border-bottom: 1px solid #edf1f7;
  vertical-align: top;
  font-size: 14px;
}

tbody tr:hover {
  background: #f9fbfe;
}

.list-box {
  padding: 10px;
  display: grid;
  gap: 8px;
}

.list-row {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px;
  display: grid;
  gap: 6px;
}

.list-row__head {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
}

.list-row__title {
  font-weight: 600;
  overflow-wrap: anywhere;
}

.list-row__meta {
  color: var(--muted);
  font-size: 13px;
}

.list-row__text {
  font-size: 13px;
}

.structure-list {
  display: grid;
  gap: 8px;
}

.structure-item {
  padding: 10px;
}

.structure-item summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.structure-item summary::-webkit-details-marker {
  display: none;
}

.structure-item__name {
  font-weight: 600;
}

.structure-item__body {
  margin-top: 8px;
  display: grid;
  gap: 8px;
}

.structure-sublist {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  font-size: 13px;
}

.section-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: end;
}

.inline-field--grow {
  flex: 1 1 100%;
}

.assistant-shell {
  display: grid;
  gap: 12px;
}

.assistant-shell__prompt {
  display: grid;
  gap: 10px;
}

.assistant-shell__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.skill-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.skill-card {
  display: grid;
  gap: 8px;
  text-align: left;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
  padding: 14px;
  cursor: pointer;
  transition: border-color 140ms, box-shadow 140ms, background-color 140ms;
}

.skill-card:hover {
  border-color: var(--line-strong);
  background: var(--surface-hover);
}

.skill-card.is-selected {
  border-color: color-mix(in srgb, var(--accent) 45%, white);
  background: color-mix(in srgb, var(--accent) 7%, white);
}

.skill-card__title {
  font-size: 15px;
  font-weight: 700;
}

.skill-card__description {
  color: var(--muted);
  font-size: 13px;
}

.skill-card__meta {
  color: var(--accent-strong);
}

.result-stack {
  display: grid;
  gap: 12px;
}

.result-summary {
  color: var(--text);
  font-size: 14px;
  line-height: 1.55;
}

.result-summary strong {
  display: inline-block;
  margin-right: 6px;
}

.notice-state {
  padding: 12px 14px;
  border-radius: 10px;
  font-size: 13px;
  line-height: 1.5;
}

.notice-state--warning {
  background: #fff7ed;
  border: 1px solid #fed7aa;
  color: #9a3412;
}

.notice-state--info {
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  color: #1d4ed8;
}

.notice-state--success {
  background: #ecfdf3;
  border: 1px solid #abefc6;
  color: #067647;
}

.notice-state--error {
  background: var(--danger-soft);
  border: 1px solid #f9c3be;
  color: #7a271a;
}

.diag-health-card {
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface-alt);
}

.diag-health-card h4 {
  margin-bottom: 8px;
  font-size: 14px;
}

.diag-stack {
  display: grid;
  gap: 8px;
}

.mono-text {
  font-family: "Consolas", "SFMono-Regular", "Menlo", monospace;
  font-size: 12px;
  overflow-wrap: anywhere;
}

.empty-state,
.error-state,
.loading-state {
  padding: 14px;
  border-radius: 10px;
  font-size: 14px;
}

.empty-state {
  background: var(--surface-alt);
  border: 1px dashed var(--line-strong);
  color: var(--muted);
}

.error-state {
  background: var(--danger-soft);
  border: 1px solid #f9c3be;
  color: #7a271a;
}

.loading-state {
  background: #eef4ff;
  border: 1px solid #cddfff;
  color: #174ea6;
}

.toast-root {
  position: fixed;
  top: 12px;
  right: 12px;
  z-index: 1200;
  display: grid;
  gap: 8px;
}

.toast {
  border-radius: 10px;
  border: 1px solid var(--line);
  padding: 10px 12px;
  min-width: 260px;
  max-width: 360px;
  background: #fff;
  box-shadow: var(--shadow);
  font-size: 13px;
}

.toast--success {
  border-left: 4px solid var(--success);
}

.toast--error {
  border-left: 4px solid var(--danger);
}

.toast--info {
  border-left: 4px solid var(--accent);
}

.drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.36);
  z-index: 1000;
}

.drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(620px, 94vw);
  z-index: 1010;
  background: var(--surface);
  border-left: 1px solid var(--line);
  box-shadow: -10px 0 30px rgba(15, 23, 42, 0.12);
  transform: translateX(100%);
  transition: transform 200ms cubic-bezier(0.23, 1, 0.32, 1);
  display: grid;
  grid-template-rows: auto auto 1fr auto;
}

.drawer.is-open {
  transform: translateX(0);
}

.drawer__header,
.drawer__footer {
  padding: 14px;
  border-bottom: 1px solid var(--line);
}

.drawer__footer {
  border-top: 1px solid var(--line);
  border-bottom: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.drawer__title {
  margin-top: 4px;
  font-size: 18px;
}

.icon-button {
  border: 1px solid var(--line);
  background: var(--surface-alt);
  width: 34px;
  height: 34px;
  border-radius: 8px;
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
}

.drawer__risks {
  padding: 12px 14px 0;
  display: grid;
  gap: 8px;
}

.risk-flag {
  border: 1px solid #f9c3be;
  background: var(--danger-soft);
  color: #7a271a;
  border-radius: 9px;
  padding: 8px 10px;
  font-size: 13px;
}

.drawer__output-wrap {
  padding: 14px;
  overflow: auto;
}

.drawer__subtitle {
  font-size: 14px;
  margin-bottom: 8px;
}

.drawer__json {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-alt);
  padding: 10px;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  font-size: 12px;
  line-height: 1.4;
}

.drawer__note {
  color: var(--muted);
  font-size: 12px;
}

@media (max-width: 1280px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .sidebar {
    border-right: none;
    border-bottom: 1px solid var(--line);
  }

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

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

  .connection-platforms {
    grid-template-columns: 1fr;
  }

  .panel-grid--two {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 880px) {
  .main,
  .sidebar {
    padding: 14px;
  }

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

  .topbar__controls {
    display: grid;
    grid-template-columns: 1fr;
  }

  .section-header--with-action,
  .connection-summary {
    grid-template-columns: 1fr;
  }

  .connection-summary__actions {
    justify-content: flex-start;
    grid-column: 1;
  }

  .inline-field {
    min-width: 0;
  }

  .action-tabs {
    grid-template-columns: 1fr;
  }
}