.bf-button {
  appearance: none;
  min-height: var(--bf-control-md);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--bf-space-5);
  padding: 0 var(--bf-space-5);
  border: 1px solid transparent;
  border-radius: var(--bf-radius-control);
  font-family: var(--bf-font-display);
  font-size: var(--bf-text-xs);
  font-weight: 600;
  letter-spacing: 0.11em;
  line-height: 1;
  text-transform: uppercase;
  cursor: pointer;
  transition:
    transform var(--bf-duration-fast) var(--bf-ease-forward),
    background-color var(--bf-duration-fast) var(--bf-ease-standard),
    border-color var(--bf-duration-fast) var(--bf-ease-standard),
    color var(--bf-duration-fast) var(--bf-ease-standard),
    opacity var(--bf-duration-fast) var(--bf-ease-standard);
}

.bf-button:hover:not(:disabled) {
  transform: translateY(-2px);
}

.bf-button:active:not(:disabled) {
  transform: translateY(0);
  transition-duration: var(--bf-duration-instant);
}

.bf-button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
}

.bf-button--primary {
  background: var(--bf-surface-strong);
  color: var(--bf-on-strong);
}

.bf-button--primary:hover:not(:disabled) {
  background: var(--bf-color-orange);
  color: var(--bf-color-charcoal);
}

.bf-button--secondary {
  border-color: var(--bf-foreground);
  background: transparent;
  color: var(--bf-foreground);
}

.bf-button--secondary:hover:not(:disabled) {
  background: var(--bf-foreground);
  color: var(--bf-background);
}

.bf-button--accent {
  background: var(--bf-color-orange);
  color: var(--bf-color-charcoal);
}

.bf-button--accent:hover:not(:disabled) {
  background: var(--bf-color-charcoal);
  color: var(--bf-color-warm-white);
}

.bf-button--quiet {
  padding-inline: var(--bf-space-3);
  background: transparent;
  color: var(--bf-foreground);
}

.bf-button--quiet:hover:not(:disabled) {
  background: var(--bf-surface);
}

.bf-button--sm {
  min-height: var(--bf-control-sm);
  padding-inline: var(--bf-space-4);
  font-size: var(--bf-text-2xs);
}

.bf-button--lg {
  min-height: var(--bf-control-lg);
  padding-inline: var(--bf-space-6);
}

.bf-button__icon,
.bf-button__spinner {
  width: 1.125rem;
  height: 1.125rem;
  flex: 0 0 1.125rem;
}

.bf-button__icon {
  transition: transform var(--bf-duration-fast) var(--bf-ease-forward);
}

.bf-button:hover .bf-button__icon--end {
  transform: translateX(4px);
}

.bf-button__spinner {
  border: 1.5px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: bf-spin 760ms linear infinite;
}

.bf-brand-mark {
  width: 3rem;
  height: auto;
  object-fit: contain;
}

.bf-theme[data-tone='dark'] .bf-brand-mark {
  filter: brightness(0) invert(1);
}

.bf-brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: var(--bf-space-4);
  color: var(--bf-foreground);
}

.bf-brand-lockup--vertical {
  flex-direction: column;
  align-items: flex-start;
  gap: var(--bf-space-3);
}

.bf-brand-lockup__copy {
  display: grid;
  gap: 0.25rem;
}

.bf-brand-lockup__name {
  font-family: var(--bf-font-display);
  font-size: 1.125rem;
  font-weight: 500;
  letter-spacing: 0.17em;
  white-space: nowrap;
}

.bf-brand-lockup__tagline {
  color: var(--bf-color-orange);
  font-family: var(--bf-font-display);
  font-size: var(--bf-text-2xs);
  font-weight: 600;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.bf-status-tag {
  width: fit-content;
  min-height: 1.75rem;
  display: inline-flex;
  align-items: center;
  gap: var(--bf-space-2);
  padding: 0 var(--bf-space-3);
  border-radius: var(--bf-radius-control);
  background: var(--bf-surface);
  color: var(--bf-foreground-muted);
  font-family: var(--bf-font-display);
  font-size: var(--bf-text-2xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.bf-status-tag__dot {
  width: 0.375rem;
  height: 0.375rem;
  border-radius: 50%;
  background: currentColor;
}

.bf-status-tag--progress {
  color: var(--bf-color-signal-blue);
}

.bf-status-tag--success,
.bf-status-tag--accent {
  color: var(--bf-color-orange);
}

.bf-card {
  position: relative;
  min-width: 0;
  padding: clamp(1.5rem, 3vw, 2.75rem);
  border-radius: var(--bf-radius-surface);
  background: var(--bf-surface);
  color: var(--bf-foreground);
  overflow: hidden;
  transition:
    transform var(--bf-duration-base) var(--bf-ease-forward),
    background-color var(--bf-duration-base) var(--bf-ease-standard),
    color var(--bf-duration-base) var(--bf-ease-standard);
}

.bf-card--interactive:hover,
.bf-card--interactive:focus-within {
  transform: translateY(-4px);
  background: var(--bf-color-charcoal);
  color: var(--bf-color-warm-white);
}

.bf-card--dark {
  background: var(--bf-color-charcoal);
  color: var(--bf-color-warm-white);
}

.bf-card--accent {
  background: var(--bf-color-orange);
  color: var(--bf-color-charcoal);
}

.bf-card__index {
  display: block;
  margin-bottom: var(--bf-space-8);
  color: var(--bf-color-orange);
  font-family: var(--bf-font-display);
  font-size: var(--bf-text-2xs);
  font-weight: 600;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.bf-card__title {
  margin: 0;
  font-family: var(--bf-font-display);
  font-size: clamp(1.75rem, 3vw, 3.5rem);
  font-weight: 500;
  letter-spacing: -0.055em;
  line-height: 1.02;
}

.bf-card__body {
  margin: var(--bf-space-5) 0 0;
  color: var(--bf-foreground-muted);
  font-size: var(--bf-text-sm);
  line-height: 1.7;
}

.bf-card--interactive:hover .bf-card__body,
.bf-card--interactive:focus-within .bf-card__body,
.bf-card--dark .bf-card__body {
  color: var(--bf-color-light-gray);
}

.bf-notice {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--bf-space-4);
  padding: var(--bf-space-4) var(--bf-space-5);
  border-radius: var(--bf-radius-surface);
  background: var(--bf-surface);
  color: var(--bf-foreground);
}

.bf-notice__icon {
  width: 1.75rem;
  height: 1.75rem;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--bf-color-orange);
  color: var(--bf-color-warm-white);
}

.bf-notice__icon svg {
  width: 1rem;
  height: 1rem;
}

.bf-notice__copy {
  min-width: 0;
}

.bf-notice__title {
  display: block;
  font-family: var(--bf-font-display);
  font-size: var(--bf-text-sm);
  font-weight: 600;
}

.bf-notice__description {
  display: block;
  margin-top: 0.2rem;
  color: var(--bf-foreground-muted);
  font-size: var(--bf-text-xs);
  line-height: 1.5;
}

.bf-progress {
  min-width: 0;
}

.bf-progress__meta {
  display: flex;
  justify-content: space-between;
  gap: var(--bf-space-4);
  margin-bottom: var(--bf-space-2);
  color: var(--bf-foreground-muted);
  font-family: var(--bf-font-display);
  font-size: var(--bf-text-2xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.bf-progress__track {
  height: 0.375rem;
  background: var(--bf-divider);
  overflow: hidden;
}

.bf-progress__value {
  height: 100%;
  background: var(--bf-color-orange);
  transform-origin: left;
  transition: width var(--bf-duration-slow) var(--bf-ease-forward);
}

.bf-section-heading {
  display: grid;
  grid-template-columns: minmax(7rem, 0.55fr) minmax(0, 1.4fr) minmax(14rem, 0.65fr);
  gap: clamp(1.75rem, 4vw, 4.5rem);
  align-items: start;
}

.bf-section-heading__meta {
  display: grid;
  grid-template-columns: 2.5rem 1fr;
  gap: var(--bf-space-3);
  color: var(--bf-foreground-subtle);
  font-family: var(--bf-font-display);
  font-size: var(--bf-text-2xs);
  font-weight: 600;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.bf-section-heading__index {
  color: var(--bf-color-orange);
}

.bf-section-heading__eyebrow {
  display: block;
  margin-bottom: var(--bf-space-5);
  font-family: var(--bf-font-display);
  font-size: var(--bf-text-2xs);
  font-weight: 600;
  letter-spacing: 0.17em;
  text-transform: uppercase;
}

.bf-section-heading__title {
  margin: 0;
  font-family: var(--bf-font-display);
  font-size: var(--bf-text-2xl);
  font-weight: 500;
  letter-spacing: -0.06em;
  line-height: 0.98;
}

.bf-section-heading__summary {
  margin: var(--bf-space-7) 0 0;
  color: var(--bf-foreground-muted);
  font-size: var(--bf-text-md);
  line-height: 1.7;
}

.bf-kinetic-heading {
  margin: 0;
  font-family: var(--bf-font-display);
  font-size: var(--bf-text-2xl);
  font-weight: 500;
  letter-spacing: -0.06em;
  line-height: 0.98;
}

.bf-kinetic-heading__line {
  display: block;
}

.bf-kinetic-heading__line--muted {
  color: var(--bf-foreground-subtle);
}

.bf-kinetic-heading__line--accent {
  color: var(--bf-color-orange);
}

.bf-kinetic-heading__word {
  display: inline-block;
  opacity: var(--bf-word-opacity, 1);
  transform: translate3d(var(--bf-word-shift, 0), 0, 0)
    scale(var(--bf-word-scale, 1));
  transform-origin: left center;
  transition:
    color var(--bf-duration-fast) var(--bf-ease-standard),
    opacity var(--bf-duration-base) var(--bf-ease-forward),
    transform var(--bf-duration-base) var(--bf-ease-forward);
}

.bf-kinetic-heading__word[data-active='true'] {
  color: var(--bf-color-orange);
}

.bf-reveal {
  opacity: 0;
  transform: translate3d(0, var(--bf-reveal-distance, 1.25rem), 0);
  transition:
    opacity var(--bf-duration-slow) var(--bf-ease-forward),
    transform var(--bf-duration-slow) var(--bf-ease-forward);
  transition-delay: var(--bf-reveal-delay, 0ms);
}

.bf-reveal[data-visible='true'] {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

.bf-tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--bf-space-2);
  margin-bottom: var(--bf-space-5);
}

.bf-tabs__tab {
  appearance: none;
  min-height: 2.5rem;
  padding: 0 var(--bf-space-4);
  border: 0;
  border-radius: var(--bf-radius-control);
  background: transparent;
  color: var(--bf-foreground-muted);
  font-family: var(--bf-font-display);
  font-size: var(--bf-text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition:
    background-color var(--bf-duration-fast) var(--bf-ease-standard),
    color var(--bf-duration-fast) var(--bf-ease-standard),
    transform var(--bf-duration-fast) var(--bf-ease-forward);
}

.bf-tabs__tab:hover {
  color: var(--bf-foreground);
  transform: translateY(-1px);
}

.bf-tabs__tab[aria-selected='true'] {
  background: var(--bf-foreground);
  color: var(--bf-background);
}

.bf-tabs__panel {
  min-width: 0;
}

.bf-agent-thread {
  display: grid;
  gap: var(--bf-space-5);
}

.bf-agent-message {
  display: grid;
  grid-template-columns: 2.25rem minmax(0, 1fr);
  gap: var(--bf-space-4);
  align-items: start;
}

.bf-agent-message--user {
  grid-template-columns: minmax(0, 1fr) 2.25rem;
}

.bf-agent-message__avatar {
  width: 2.25rem;
  height: 2.25rem;
  display: grid;
  place-items: center;
  border-radius: var(--bf-radius-control);
  background: var(--bf-color-charcoal);
  color: var(--bf-color-warm-white);
}

.bf-agent-message--user .bf-agent-message__avatar {
  grid-column: 2;
  background: var(--bf-color-orange);
  color: var(--bf-color-charcoal);
}

.bf-agent-message__avatar .bf-brand-mark {
  width: 1.5rem;
  filter: brightness(0) invert(1);
}

.bf-agent-message__avatar-dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: currentColor;
}

.bf-agent-message__content {
  min-width: 0;
  padding: var(--bf-space-4) var(--bf-space-5);
  border-radius: var(--bf-radius-surface);
  background: var(--bf-surface);
}

.bf-agent-message--user .bf-agent-message__content {
  grid-column: 1;
  grid-row: 1;
  justify-self: end;
  max-width: min(90%, 42rem);
  background: var(--bf-color-charcoal);
  color: var(--bf-color-warm-white);
}

.bf-agent-message__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--bf-space-4);
  margin-bottom: var(--bf-space-3);
  color: var(--bf-foreground-muted);
  font-family: var(--bf-font-display);
  font-size: var(--bf-text-2xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.bf-agent-message--user .bf-agent-message__meta {
  color: var(--bf-color-silver);
}

.bf-agent-message__body {
  font-size: var(--bf-text-sm);
  line-height: 1.7;
}

.bf-agent-message__body > :first-child {
  margin-top: 0;
}

.bf-agent-message__body > :last-child {
  margin-bottom: 0;
}

.bf-prompt-composer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: var(--bf-space-3);
  padding: var(--bf-space-3);
  border-radius: var(--bf-radius-surface);
  background: var(--bf-surface);
  transition:
    background-color var(--bf-duration-fast) var(--bf-ease-standard),
    box-shadow var(--bf-duration-fast) var(--bf-ease-standard);
}

.bf-prompt-composer:focus-within {
  background: color-mix(in srgb, var(--bf-background) 75%, var(--bf-foreground) 5%);
  box-shadow: 0 0 0 2px var(--bf-focus);
}

.bf-prompt-composer__input {
  width: 100%;
  min-height: 2.75rem;
  max-height: 12rem;
  resize: vertical;
  padding: 0.75rem var(--bf-space-3);
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--bf-foreground);
  font-size: var(--bf-text-sm);
  line-height: 1.55;
}

.bf-prompt-composer__input::placeholder {
  color: var(--bf-foreground-subtle);
}

.bf-prompt-composer__submit {
  align-self: end;
  width: 2.75rem;
  height: 2.75rem;
  display: grid;
  place-items: center;
  border: 0;
  border-radius: var(--bf-radius-control);
  background: var(--bf-color-charcoal);
  color: var(--bf-color-warm-white);
  cursor: pointer;
  transition:
    transform var(--bf-duration-fast) var(--bf-ease-forward),
    background-color var(--bf-duration-fast) var(--bf-ease-standard),
    color var(--bf-duration-fast) var(--bf-ease-standard),
    opacity var(--bf-duration-fast) var(--bf-ease-standard);
}

.bf-prompt-composer__submit:hover:not(:disabled) {
  transform: translateX(3px);
  background: var(--bf-color-orange);
  color: var(--bf-color-charcoal);
}

.bf-prompt-composer__submit:disabled {
  cursor: not-allowed;
  opacity: 0.35;
}

.bf-prompt-composer__submit svg {
  width: 1.25rem;
  height: 1.25rem;
}

.bf-prompt-suggestions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--bf-space-3);
}

.bf-prompt-suggestion {
  appearance: none;
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--bf-space-5);
  padding: var(--bf-space-4) var(--bf-space-5);
  border: 0;
  border-radius: var(--bf-radius-surface);
  background: var(--bf-surface);
  color: var(--bf-foreground);
  text-align: left;
  cursor: pointer;
  transition:
    transform var(--bf-duration-fast) var(--bf-ease-forward),
    background-color var(--bf-duration-fast) var(--bf-ease-standard),
    color var(--bf-duration-fast) var(--bf-ease-standard);
}

.bf-prompt-suggestion:hover,
.bf-prompt-suggestion:focus-visible {
  transform: translateY(-2px);
  background: var(--bf-color-charcoal);
  color: var(--bf-color-warm-white);
}

.bf-prompt-suggestion > span {
  min-width: 0;
}

.bf-prompt-suggestion strong,
.bf-prompt-suggestion small {
  display: block;
}

.bf-prompt-suggestion strong {
  font-family: var(--bf-font-display);
  font-size: var(--bf-text-sm);
  font-weight: 600;
}

.bf-prompt-suggestion small {
  margin-top: var(--bf-space-2);
  color: var(--bf-foreground-muted);
  font-size: var(--bf-text-xs);
  line-height: 1.5;
}

.bf-prompt-suggestion:hover small,
.bf-prompt-suggestion:focus-visible small {
  color: var(--bf-color-light-gray);
}

.bf-prompt-suggestion svg {
  width: 1.25rem;
  height: 1.25rem;
  flex: 0 0 1.25rem;
  color: var(--bf-color-orange);
  transition: transform var(--bf-duration-fast) var(--bf-ease-forward);
}

.bf-prompt-suggestion:hover svg,
.bf-prompt-suggestion:focus-visible svg {
  transform: translateX(4px);
}

.bf-confirmation-card {
  padding: clamp(1.5rem, 3vw, 2.75rem);
  border-radius: var(--bf-radius-surface);
  background: var(--bf-surface);
}

.bf-confirmation-card__eyebrow {
  display: block;
  color: var(--bf-color-orange);
  font-family: var(--bf-font-display);
  font-size: var(--bf-text-2xs);
  font-weight: 600;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.bf-confirmation-card__title {
  max-width: 45rem;
  margin: var(--bf-space-5) 0 0;
  font-family: var(--bf-font-display);
  font-size: clamp(1.75rem, 3vw, 3.25rem);
  font-weight: 500;
  letter-spacing: -0.055em;
  line-height: 1.04;
}

.bf-confirmation-card__description {
  max-width: 44rem;
  margin: var(--bf-space-5) 0 0;
  color: var(--bf-foreground-muted);
  font-size: var(--bf-text-sm);
  line-height: 1.7;
}

.bf-confirmation-card__details {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--bf-space-3);
  margin: var(--bf-space-7) 0 0;
}

.bf-confirmation-card__details > div {
  min-width: 0;
  padding: var(--bf-space-4);
  background: color-mix(in srgb, var(--bf-background) 62%, transparent);
}

.bf-confirmation-card__details dt {
  color: var(--bf-foreground-subtle);
  font-family: var(--bf-font-display);
  font-size: var(--bf-text-2xs);
  font-weight: 600;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.bf-confirmation-card__details dd {
  margin: var(--bf-space-3) 0 0;
  font-family: var(--bf-font-display);
  font-size: var(--bf-text-sm);
  font-weight: 600;
}

.bf-confirmation-card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--bf-space-3);
  margin-top: var(--bf-space-7);
}

.bf-process-steps {
  display: grid;
  grid-template-columns: repeat(var(--bf-step-count, 3), minmax(0, 1fr));
  gap: var(--bf-space-3);
  margin: 0;
  padding: 0;
  list-style: none;
}

.bf-process-step,
.bf-process-step__button {
  min-width: 0;
  height: 100%;
}

.bf-process-step__button,
.bf-process-step__static {
  width: 100%;
  min-height: 11rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: var(--bf-space-5);
  border: 0;
  border-radius: var(--bf-radius-surface);
  background: var(--bf-surface);
  color: var(--bf-foreground-muted);
  text-align: left;
  transition:
    transform var(--bf-duration-base) var(--bf-ease-forward),
    background-color var(--bf-duration-base) var(--bf-ease-standard),
    color var(--bf-duration-base) var(--bf-ease-standard);
}

.bf-process-step__button {
  cursor: pointer;
}

.bf-process-step__button:hover {
  transform: translateY(-3px);
}

.bf-process-step[data-state='active'] :is(.bf-process-step__button, .bf-process-step__static),
.bf-process-step[data-state='complete'] :is(.bf-process-step__button, .bf-process-step__static) {
  background: var(--bf-color-charcoal);
  color: var(--bf-color-warm-white);
}

.bf-process-step__number {
  color: var(--bf-color-orange);
  font-family: var(--bf-font-display);
  font-size: var(--bf-text-2xs);
  font-weight: 600;
  letter-spacing: 0.13em;
}

.bf-process-step__label {
  margin-top: auto;
  padding-top: var(--bf-space-7);
  font-family: var(--bf-font-display);
  font-size: var(--bf-text-lg);
  font-weight: 500;
  letter-spacing: -0.035em;
  line-height: 1.05;
}

.bf-process-step__description {
  margin-top: var(--bf-space-3);
  font-size: var(--bf-text-xs);
  line-height: 1.55;
}

@keyframes bf-spin {
  to {
    transform: rotate(360deg);
  }
}

@media (max-width: 760px) {
  .bf-section-heading {
    grid-template-columns: 1fr;
    gap: var(--bf-space-5);
  }

  .bf-section-heading__summary {
    margin-top: 0;
  }

  .bf-process-steps {
    grid-template-columns: 1fr;
  }

  .bf-prompt-suggestions,
  .bf-confirmation-card__details {
    grid-template-columns: 1fr;
  }

  .bf-process-step__button,
  .bf-process-step__static {
    min-height: 9rem;
  }

  .bf-notice {
    grid-template-columns: auto 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .bf-theme *,
  .bf-theme *::before,
  .bf-theme *::after {
    scroll-behavior: auto !important;
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 1ms !important;
  }

  .bf-reveal {
    opacity: 1;
    transform: none;
  }
}