html { font-family: var(--font-family); }
body {
  margin: 0;
  background: var(--color-canvas);
  color: var(--color-text-primary);
  font-size: var(--font-size-md);
  line-height: var(--line-height-normal);
}

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

.topbar {
  height: auto;
  min-height: 4.5rem;
  padding: 0;
  background: var(--color-header-bg);
  border-bottom: 0.1875rem solid var(--color-highlight);
  color: var(--color-header-text);
}

.topbar-inner {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  width: min(calc(100% - (2 * var(--space-6))), var(--content-max));
  min-height: 4.5rem;
  margin-inline: auto;
}

.topbar-actions { gap: var(--space-3); }
.identity { color: var(--color-header-muted); }
.language-switcher,
.theme-switcher {
  width: auto;
  min-width: 5rem;
  border-color: var(--color-header-border);
  background: var(--color-header-control);
  color: var(--color-header-text);
}
.theme-control { display: flex; align-items: center; gap: var(--space-2); }
.theme-control-label { color: var(--color-header-muted); font-size: var(--font-size-xs); }
.theme-feedback { color: var(--color-header-muted); font-size: var(--font-size-xs); }
.identity-trigger {
  min-height: var(--touch-target);
  padding: var(--space-1) var(--space-2);
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  background: transparent;
  color: var(--color-header-text);
  cursor: pointer;
}
.identity-trigger:hover,
.identity-trigger:focus-visible { border-color: var(--color-header-border); background: var(--color-header-control); }
.user-panel {
  position: fixed;
  inset: 4.25rem var(--space-6) auto auto;
  width: min(32rem, calc(100vw - (2 * var(--space-4))));
  max-height: calc(100vh - 5.5rem);
  margin: 0;
  padding: var(--space-5);
  overflow: hidden;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  color: var(--color-text-primary);
  box-shadow: var(--shadow-dialog);
}
.user-panel::backdrop { background: var(--color-overlay); }
.user-panel__identity { display: flex; align-items: center; gap: var(--space-2); margin-bottom: var(--space-5); }
.user-panel__heading { display: flex; align-items: end; justify-content: space-between; gap: var(--space-3); }
.user-panel__heading h2,
.user-panel__heading p { margin: 0; }
.user-panel .theme-feedback { color: var(--color-text-secondary); }
.theme-picker-explanation {
  min-height: 1.5rem;
  margin: var(--space-2) 0 var(--space-3);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}
.theme-picker-list {
  display: grid;
  gap: var(--space-2);
  max-height: min(35rem, calc(100vh - 16rem));
  overflow-y: auto;
  padding-right: var(--space-1);
}
.theme-card {
  display: grid;
  grid-template-columns: 5rem minmax(0, 1fr);
  gap: var(--space-3);
  width: 100%;
  min-height: var(--touch-target);
  padding: var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text-primary);
  text-align: left;
  cursor: pointer;
  transition: border-color var(--motion-duration) var(--motion-easing), background var(--motion-duration) var(--motion-easing);
}
.theme-card:hover,
.theme-card:focus-visible { border-color: var(--color-interactive); background: var(--color-interactive-soft); outline: none; }
.theme-card[aria-pressed="true"] { border-color: var(--color-interactive); box-shadow: inset 0 0 0 1px var(--color-interactive); }
.theme-card__preview { display: grid; grid-template-columns: repeat(4, 1fr); overflow: hidden; min-height: 2.75rem; border: 1px solid var(--color-border); border-radius: var(--radius-sm); }
.theme-card__swatch--canvas { background: var(--color-canvas); }
.theme-card__swatch--accent { background: var(--color-interactive); }
.theme-card__swatch--success { background: var(--color-success-bg); }
.theme-card__swatch--danger { background: var(--color-danger-strong); }
.theme-card__copy { display: grid; min-width: 0; gap: var(--space-1); }
.theme-card__title { display: flex; justify-content: space-between; gap: var(--space-2); align-items: center; }
.theme-card__mode { padding: 0 var(--space-2); border-radius: var(--radius-pill); background: var(--color-neutral-bg); color: var(--color-neutral-text); font-size: var(--font-size-xs); }
.theme-card__description { overflow: hidden; color: var(--color-text-secondary); font-size: var(--font-size-xs); text-overflow: ellipsis; white-space: nowrap; }

.shell,
.agent-shell {
  width: min(calc(100% - (2 * var(--space-6))), var(--content-max));
  max-width: var(--content-max);
  margin-inline: auto;
  padding: var(--space-7) 0 var(--space-8);
}

h1 { font-size: var(--font-size-2xl); line-height: var(--line-height-tight); }
h2 { font-size: var(--font-size-xl); line-height: var(--line-height-tight); }
.eyebrow { color: var(--color-interactive); font-size: var(--font-size-xs); }
.muted { color: var(--color-text-secondary); }

.panel,
.ds-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  color: var(--color-text-primary);
  box-shadow: var(--shadow-sm);
}
.ds-card { padding: var(--space-5); }
.ds-card--interactive {
  width: 100%;
  min-height: var(--touch-target);
  text-align: left;
  cursor: pointer;
  transition: border-color var(--motion-duration) var(--motion-easing), box-shadow var(--motion-duration) var(--motion-easing);
}
.ds-card--interactive:hover,
.ds-card--interactive:focus-visible {
  border-color: var(--color-interactive);
  box-shadow: none;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: var(--control-height);
  min-width: var(--touch-target);
  padding: var(--space-2) var(--space-4);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-weight: var(--font-weight-bold);
  transition: background-color var(--motion-duration) var(--motion-easing), border-color var(--motion-duration) var(--motion-easing), color var(--motion-duration) var(--motion-easing), box-shadow var(--motion-duration) var(--motion-easing);
}
.button:disabled { cursor: not-allowed; opacity: 0.58; }
.button.primary { background: var(--color-interactive); color: var(--color-interactive-text); }
.button.primary:hover { background: var(--color-interactive-hover); }
.button.quiet,
.button.secondary { border-color: var(--color-border); background: var(--color-surface-muted); color: var(--color-text-primary); }
.button.quiet:hover,
.button.secondary:hover { border-color: var(--color-border-strong); background: var(--color-interactive-soft); }
.button.danger { border-color: var(--color-danger-strong); background: var(--color-danger-strong); color: var(--color-danger-strong-text); }
.button.danger:hover { border-color: var(--color-danger-text); background: var(--color-danger-text); }
.auth-fields .button.primary { min-height: var(--control-height); font-size: var(--font-size-md); }

.ai-assist-panel {
  display: grid;
  gap: var(--space-3);
  padding: var(--space-4);
  border: 1px solid var(--color-info-border);
  border-radius: var(--radius-md);
  background: var(--color-info-bg);
  color: var(--color-text-primary);
}
.ai-assist-panel[hidden] { display: none; }
.ai-assist-heading {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
}
.ai-assist-heading .muted {
  flex-basis: 100%;
  max-width: 70ch;
  color: var(--color-info-text);
  font-size: var(--font-size-sm);
}
.ai-assist-badge {
  display: inline-grid;
  place-items: center;
  min-width: 2rem;
  min-height: 1.75rem;
  padding-inline: var(--space-2);
  border-radius: var(--radius-pill);
  background: var(--color-info-text);
  color: var(--color-surface);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
}
.ai-assist-controls,
.ai-assist-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}
.ai-assist-result {
  display: grid;
  gap: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-info-border);
}
.ai-assist-result[hidden] { display: none; }
.ai-assist-copy {
  max-width: 70ch;
  margin: 0;
  white-space: pre-wrap;
}
.ai-assist-feedback {
  margin: 0;
  color: var(--color-info-text);
  font-size: var(--font-size-sm);
}
.ai-assist-feedback.success { color: var(--color-success-text); }
.ai-assist-feedback.error { color: var(--color-danger-text); }

input,
select,
textarea {
  width: 100%;
  min-height: var(--control-height);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  padding: var(--space-2) var(--space-3);
  background: var(--color-input-bg);
  color: var(--color-text-primary);
  outline: none;
  transition: border-color var(--motion-duration) var(--motion-easing), box-shadow var(--motion-duration) var(--motion-easing);
}
input:focus,
select:focus,
textarea:focus {
  border-color: var(--color-focus-ring);
  box-shadow: 0 0 0 0.1875rem var(--color-interactive-soft);
}

.ds-status-pill {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  min-height: 1.75rem;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-pill);
  background: var(--color-neutral-bg);
  color: var(--color-neutral-text);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
}
.ds-status-pill.success,
.ds-status-pill.approved,
.ds-status-pill.closed,
.ds-status-pill.match,
.ds-status-pill.tolerance_match,
.ds-status-pill.matched { background: var(--color-success-bg); color: var(--color-success-text); }
.ds-status-pill.warning,
.ds-status-pill.pending,
.ds-status-pill.in_approval,
.ds-status-pill.ordered { background: var(--color-warning-bg); color: var(--color-warning-text); }
.ds-status-pill.danger,
.ds-status-pill.rejected,
.ds-status-pill.cancelled,
.ds-status-pill.mismatch { background: var(--color-danger-bg); color: var(--color-danger-text); }
.ds-status-pill.info { background: var(--color-info-bg); color: var(--color-info-text); }

.ds-meter-list { display: grid; }
.ds-meter-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: var(--space-1);
  padding: var(--space-2) 0;
}
.ds-meter-row__label { min-width: 0; overflow-wrap: anywhere; color: var(--color-text-primary); font-size: var(--font-size-sm); }
.ds-meter-row__value { color: var(--color-text-secondary); font-size: var(--font-size-sm); font-variant-numeric: tabular-nums; white-space: nowrap; }
.ds-meter-row__track { grid-column: 1 / -1; width: 100%; height: 0.375rem; overflow: hidden; border-radius: var(--radius-pill); background: var(--color-surface-muted); }
.ds-meter-row__fill { display: block; height: 100%; border-radius: var(--radius-pill); background: var(--color-interactive); }
.ds-meter-row--attention .ds-meter-row__fill { background: var(--color-warning-border); }
.ds-meter-row--breach .ds-meter-row__fill { background: var(--color-danger-strong); }
.ds-meter-row__state { grid-column: 1 / -1; color: var(--color-text-secondary); font-size: var(--font-size-xs); }
.ds-meter-row--interactive {
  width: 100%;
  min-height: var(--touch-target);
  border: 1px solid transparent;
  background: transparent;
  color: var(--color-text-primary);
  text-align: left;
  cursor: pointer;
  transition: background-color var(--motion-duration) var(--motion-easing), box-shadow var(--motion-duration) var(--motion-easing);
}
.ds-meter-row--interactive:hover { background: var(--color-interactive-soft); }
.ds-meter-row--interactive:focus-visible { border-color: var(--color-focus-ring); outline: none; box-shadow: 0 0 0 0.1875rem var(--color-interactive-soft); }
.ds-meter-row--interactive:active { background: var(--color-surface-muted); }
.ds-meter-row--interactive:disabled { cursor: not-allowed; opacity: 0.58; }
.ds-meter-row--interactive:disabled:hover { background: transparent; }
.ds-meter-row--interactive[aria-invalid="true"] { border-color: var(--color-warning-border); box-shadow: 0 0 0 0.125rem var(--color-warning-border); }
.ds-meter-row--interactive[aria-busy="true"] { cursor: progress; }

.ds-freshness { display: inline-flex; flex-wrap: wrap; align-items: center; gap: var(--space-2); color: var(--color-text-secondary); font-size: var(--font-size-sm); }
.ds-freshness__time { color: var(--color-text-primary); font-variant-numeric: tabular-nums; }
.ds-freshness__state { display: inline-flex; align-items: center; gap: var(--space-1); padding: var(--space-1) var(--space-2); border-radius: var(--radius-pill); font-size: var(--font-size-xs); font-weight: var(--font-weight-bold); }
.ds-freshness--success .ds-freshness__state { background: var(--color-success-bg); color: var(--color-success-text); }
.ds-freshness--danger .ds-freshness__state { background: var(--color-danger-bg); color: var(--color-danger-text); }
.ds-freshness--warning .ds-freshness__state { background: var(--color-warning-bg); color: var(--color-warning-text); }
.ds-freshness__icon { min-width: 1em; text-align: center; }

.ds-medallion {
  display: inline-grid;
  flex: 0 0 auto;
  place-items: center;
  width: 2rem;
  height: 2rem;
  overflow: hidden;
  border: 1px solid var(--color-avatar-border);
  border-radius: var(--radius-pill);
  background: var(--color-avatar-1-bg);
  color: var(--color-avatar-1-text);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  line-height: 1;
}
.ds-medallion--1 { background: var(--color-avatar-2-bg); color: var(--color-avatar-2-text); }
.ds-medallion--2 { background: var(--color-avatar-3-bg); color: var(--color-avatar-3-text); }
.ds-medallion--3 { background: var(--color-avatar-4-bg); color: var(--color-avatar-4-text); }
.ds-medallion img { width: 100%; height: 100%; object-fit: cover; }
.ds-identity { display: inline-flex; align-items: center; gap: var(--space-2); min-width: 0; }
.ds-identity__copy { display: grid; min-width: 0; line-height: var(--line-height-tight); }
.ds-identity__copy small { color: var(--color-text-secondary); }
.topbar .ds-identity__copy small { color: var(--color-header-muted); }

.notice,
.ds-notice {
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-info-border);
  border-left-width: 0.25rem;
  border-radius: var(--radius-md);
  background: var(--color-info-bg);
  color: var(--color-info-text);
}
.notice.success,
.ds-notice.success { border-color: var(--color-success-border); background: var(--color-success-bg); color: var(--color-success-text); }
.notice.warning,
.ds-notice.warning { border-color: var(--color-warning-border); background: var(--color-warning-bg); color: var(--color-warning-text); }
.notice.error,
.ds-notice.error { border-color: var(--color-danger-border); background: var(--color-danger-bg); color: var(--color-danger-text); font-weight: var(--font-weight-bold); }

.ds-field { display: grid; gap: var(--space-2); color: var(--color-text-primary); font-size: var(--font-size-sm); font-weight: var(--font-weight-medium); }
.ds-field__marker { color: var(--color-danger-text); }
.ds-field__error { color: var(--color-warning-text); font-size: var(--font-size-sm); }
.ds-field.has-error input,
.ds-field.has-error select,
.ds-field.has-error textarea,
.ds-field [aria-invalid="true"] {
  border-color: var(--color-warning-border);
  background: var(--color-warning-bg);
  box-shadow: 0 0 0 0.125rem var(--color-warning-bg);
}

.ds-dialog-backdrop {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: grid;
  place-items: center;
  padding: var(--space-5);
  background: var(--color-overlay);
}
.ds-dialog {
  display: grid;
  gap: var(--space-5);
  width: min(36rem, 100%);
  max-height: 90vh;
  overflow: auto;
  padding: var(--space-6);
  border: 0;
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  color: var(--color-text-primary);
  box-shadow: var(--shadow-dialog);
}
.ds-dialog--wide { width: min(64rem, 100%); }
.ds-dialog__actions { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: var(--space-3); }
.ds-dialog-demo { position: static; width: 100%; max-height: none; padding: var(--space-4); box-shadow: var(--shadow-md); }

.ds-input-action { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: var(--space-3); align-items: end; }
.ds-input-action > .button { width: auto; }

.ds-hitlist { width: 100%; overflow-x: auto; }
.ds-hitlist table,
.ds-hitlist-table { width: 100%; border-collapse: collapse; }
.ds-hitlist th,
.ds-hitlist td,
.ds-hitlist-table th,
.ds-hitlist-table td { padding: var(--space-3); border-bottom: 1px solid var(--color-border); text-align: left; }
.ds-hitlist th,
.ds-hitlist-table th { color: var(--color-text-secondary); font-size: var(--font-size-xs); text-transform: uppercase; }
.ds-hitlist tbody tr,
.ds-hitlist-row { min-height: var(--touch-target); cursor: pointer; }
.ds-hitlist tbody tr:hover,
.ds-hitlist tbody tr:focus,
.ds-hitlist-row:hover,
.ds-hitlist-row:focus { background: var(--color-interactive-soft); outline: 0.125rem solid var(--color-focus-ring); outline-offset: -0.125rem; }

.ds-timeline { display: grid; }
.ds-timeline-entry {
  display: grid;
  grid-template-columns: 2rem minmax(0, 1fr);
  gap: var(--space-3);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-border);
}
.ds-timeline-entry--marker { grid-template-columns: 0.75rem minmax(0, 1fr); }
.ds-timeline-entry--marker::before { content: ""; width: 0.625rem; height: 0.625rem; margin-top: 0.4rem; border-radius: var(--radius-pill); background: var(--color-interactive); }
.ds-timeline-entry__body { display: grid; gap: var(--space-1); }

.ds-fact-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr)); gap: var(--space-3) var(--space-6); }
.ds-fact { min-width: 0; }
.ds-fact dt { color: var(--color-text-secondary); font-size: var(--font-size-xs); font-weight: var(--font-weight-bold); text-transform: uppercase; }
.ds-fact dd { margin: var(--space-1) 0 0; overflow-wrap: anywhere; font-weight: var(--font-weight-medium); }

.ds-split-panel { display: grid; grid-template-columns: minmax(0, 65fr) minmax(18rem, 35fr); gap: var(--split-gap); align-items: start; }
.ds-split-panel__main,
.ds-split-panel__aside { display: grid; gap: var(--space-4); min-width: 0; }

.module-nav { gap: var(--space-2); margin-inline: auto; }
.module-nav-item {
  min-height: var(--touch-target);
  border: 1px solid var(--color-header-border);
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--color-header-text);
  transition: background-color var(--motion-duration) var(--motion-easing), border-color var(--motion-duration) var(--motion-easing);
}
.module-nav-item:hover,
.module-nav-item.active { border-color: var(--color-header-muted); background: var(--color-header-control-hover); }

.ds-page-nav {
  display: flex;
  gap: var(--space-1);
  overflow-x: auto;
  margin-bottom: var(--space-5);
  padding: var(--space-1);
  border-bottom: 1px solid var(--color-border);
}
.ds-page-nav .button { flex: 0 0 auto; border-color: transparent; border-radius: var(--radius-sm) var(--radius-sm) 0 0; background: transparent; }
.ds-page-nav .button:hover { background: var(--color-surface-muted); }
.ds-page-nav .button.primary { border-bottom-color: var(--color-interactive); background: var(--color-interactive-soft); color: var(--color-text-primary); }
.ds-workspace-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: end;
  margin-bottom: var(--space-4);
  padding: var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
}
.ds-workspace-views { display: flex; flex-wrap: wrap; gap: var(--space-1); }
.ds-workspace-filters { display: grid; flex: 1 1 36rem; grid-template-columns: repeat(4, minmax(9rem, 1fr)); gap: var(--space-2); align-items: end; }
.ds-workspace-action { margin-left: auto; }

.style-page { display: grid; gap: var(--space-6); }
.style-page__header { display: flex; justify-content: space-between; gap: var(--space-5); align-items: end; }
.style-administration { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: var(--space-5); align-items: end; max-width: 42rem; padding: var(--space-4); }
.style-administration h2,
.style-administration p { margin: 0; }
.style-administration .theme-control { display: grid; }
.style-administration .theme-control-label,
.style-administration .theme-feedback { color: var(--color-text-secondary); }
.style-administration .theme-switcher { background: var(--color-input-bg); color: var(--color-text-primary); border-color: var(--color-border-strong); }
.style-theme-grid { display: grid; grid-template-columns: repeat(3, minmax(18rem, 1fr)); gap: var(--space-5); align-items: start; }
.style-theme-preview { display: grid; gap: var(--space-4); padding: var(--space-5); border: 1px solid var(--color-border); border-radius: var(--radius-lg); background: var(--color-canvas); color: var(--color-text-primary); }
.style-theme-preview > h2 { color: var(--color-text-primary); }
.style-component-row { display: flex; flex-wrap: wrap; gap: var(--space-2); align-items: center; }

@media (max-width: 1024px) {
  .ds-split-panel { grid-template-columns: 1fr; }
  .style-theme-grid { grid-template-columns: 1fr; }
  .ds-workspace-filters { grid-template-columns: repeat(2, minmax(10rem, 1fr)); }
}

@media (max-width: 760px) {
  .topbar-inner { flex-wrap: wrap; padding-block: var(--space-2); }
  .topbar-actions { width: 100%; flex-wrap: wrap; }
  .user-panel { inset: 4.25rem var(--space-4) auto auto; }
  .shell,
  .agent-shell,
  .topbar-inner { width: min(calc(100% - (2 * var(--space-4))), var(--content-max)); }
  .ds-input-action { grid-template-columns: 1fr; }
  .style-page__header { display: grid; }
  .style-administration { grid-template-columns: 1fr; }
  .ds-workspace-filters { grid-template-columns: 1fr; }
  .ds-workspace-action { width: 100%; margin-left: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .ds-card--interactive,
  .ds-meter-row--interactive,
  .button,
  input,
  select,
  textarea,
    .module-nav-item { transition: none; }
  .theme-card { transition: none; }
}