.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  border-radius: var(--radius-md);
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  border: none;
  font-family: inherit;
  transition: all var(--duration-fast) var(--ease-default);
}

.btn:disabled {
  cursor: not-allowed;
  opacity: 0.5;
}

.btn--sm { padding: var(--space-2) var(--space-3); font-size: var(--font-size-sm); }
.btn--md { padding: var(--space-3) var(--space-6); font-size: var(--font-size-base); }
.btn--lg { padding: var(--space-4) var(--space-8); font-size: var(--font-size-lg); }
.btn--full { width: 100%; }

.btn--primary { background: var(--color-accent-500); color: var(--color-text-inverse); }
.btn--secondary { background: transparent; color: var(--color-text-inverse); border: 1px solid var(--color-border); }
.btn--ghost { background: transparent; color: var(--color-text); }
.btn--accent { background: var(--color-accent-500); color: var(--color-text-inverse); }

.card {
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}

.card--sm { padding: var(--space-4); }
.card--lg { padding: var(--space-8); }
.card--hover { transition: box-shadow var(--duration-normal) var(--ease-default); }
.card--hover:hover { box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08); }
.card--clickable { cursor: pointer; }

.form-field {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.form-field label {
  font-size: var(--font-size-sm);
  font-weight: 500;
}

.form-field input,
.form-field textarea,
.form-field select {
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  font-size: var(--font-size-base);
  font-family: inherit;
  background: var(--color-surface);
  color: var(--color-text);
  width: 100%;
}

.form-error {
  color: var(--color-error-500);
  font-size: var(--font-size-sm);
}

.text-secondary { color: var(--color-text-secondary); }
.text-center { text-align: center; }
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: var(--space-6); }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: var(--space-6); }
.container {
  padding-block: var(--space-12);
}

.container > * {
  grid-column: 1 / -1;
  padding-inline: var(--grid-cell-pad);
}

.container--narrow {
  padding-block: var(--space-12);
}

.container--narrow > * {
  grid-column: 2 / 5;
  padding-inline: var(--grid-cell-pad);
}

@media (max-width: 640px) {
  .container--narrow > * {
    grid-column: 1 / -1;
  }
}

.step-indicator {
  display: flex;
  align-items: stretch;
  gap: 0;
  margin-bottom: var(--space-8);
  flex-wrap: wrap;
  border-bottom: 1px solid rgba(26, 31, 54, 0.1);
}

.step-indicator__item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex: 1 1 140px;
  min-width: 0;
  padding: var(--space-3) var(--space-2) var(--space-4);
  position: relative;
}

.step-indicator__item:not(:last-child)::after {
  content: "";
  position: absolute;
  right: 0;
  top: 50%;
  width: 1px;
  height: 28px;
  margin-top: -14px;
  background: rgba(26, 31, 54, 0.1);
}

.step-indicator__dot {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  border-radius: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-sm);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.step-indicator__label {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-neutral-500);
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.step-indicator__item--active .step-indicator__label {
  color: #1a1f36;
}

.step-indicator__item--done .step-indicator__label {
  color: #1a1f36;
}

.step-indicator__dot--active {
  background: #0066ff;
  color: #fff;
}

.step-indicator__dot--done {
  background: #1a1f36;
  color: #fff;
}

.step-indicator__dot--pending {
  background: rgba(26, 31, 54, 0.08);
  color: var(--color-neutral-500);
}

.step-indicator__line {
  display: none;
}

.option-card {
  cursor: pointer;
  display: flex;
  align-items: stretch;
  width: 100%;
  min-height: 112px;
  border: 1px solid rgba(26, 31, 54, 0.12);
  background: rgba(255, 255, 255, 0.72);
  border-radius: var(--radius-lg);
  padding: var(--space-6) var(--space-6);
  text-align: left;
  font: inherit;
  color: inherit;
  transition: border-color var(--duration-fast) var(--ease-default),
    background var(--duration-fast) var(--ease-default),
    box-shadow var(--duration-fast) var(--ease-default);
}

.option-card:hover {
  border-color: rgba(0, 102, 255, 0.45);
  background: #fff;
}

.option-card--selected {
  border-color: #0066ff;
  background: rgba(0, 102, 255, 0.06);
  box-shadow: inset 4px 0 0 #0066ff;
}

.badge {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  background: var(--color-neutral-100);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
}

.faq-toggle {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  cursor: pointer;
  font-size: var(--font-size-base);
  font-weight: 600;
  padding: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: inherit;
}

.faq-answer {
  margin-top: var(--space-4);
  color: var(--color-text-secondary);
  line-height: 1.7;
}