/* Botões */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: 2.75rem;
  padding: 0.625rem 1.25rem;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: 1.2;
  text-align: center;
  cursor: pointer;
  transition: background-color var(--transition), border-color var(--transition), color var(--transition), transform var(--transition);
}

.button:active {
  transform: translateY(1px);
}

.button--primary {
  background: var(--cta-bg);
  color: var(--cta-fg);
}

.button--primary:hover {
  background: var(--cta-bg-hover);
  color: var(--cta-fg);
}

.button--secondary {
  background: var(--cta-secondary-bg);
  border-color: var(--cta-secondary-border);
  color: var(--cta-secondary-fg);
}

.button--secondary:hover {
  background: var(--cta-secondary-bg-hover);
  color: var(--cta-secondary-fg);
}

.button--large {
  min-height: 3.25rem;
  padding: 0.875rem 1.5rem;
  font-size: 1rem;
}

.button--block {
  width: 100%;
}

.button .icon {
  width: 1.125rem;
  height: 1.125rem;
  transition: transform var(--transition);
}

.button:hover .icon--arrow {
  transform: translateX(3px);
}

.button-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

@media (min-width: 30em) {
  .button-group {
    flex-direction: row;
    flex-wrap: wrap;
  }
}

/* Ícones */
.icon {
  width: 1.5rem;
  height: 1.5rem;
  flex-shrink: 0;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.icon--fill {
  fill: currentColor;
  stroke: none;
}

/* Rótulos */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-secondary);
}

.eyebrow::before {
  content: "";
  width: 1.25rem;
  height: 1px;
  background: currentColor;
}

.section-title {
  display: grid;
  gap: var(--space-4);
  max-width: 44rem;
  margin-bottom: var(--space-7);
}

.section-title--center {
  margin-inline: auto;
  text-align: center;
  justify-items: center;
}

.section-title__lead {
  font-size: var(--text-lg);
  color: var(--color-muted);
}

.chip {
  display: inline-flex;
  align-items: center;
  min-height: 2rem;
  padding: 0.3125rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: var(--color-surface);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--color-fg);
  white-space: nowrap;
}

.chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

/* Cards */
.card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  height: 100%;
  padding: var(--space-6);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-card);
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.card:hover {
  border-color: var(--color-border-strong);
  box-shadow: var(--shadow-md);
}

.card__icon {
  display: inline-grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  border-radius: var(--radius-md);
  background: var(--color-accent-soft);
  color: var(--color-primary);
}

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

.check-list {
  display: grid;
  gap: var(--space-2);
  font-size: var(--text-sm);
}

.check-list li {
  display: flex;
  gap: var(--space-2);
  align-items: flex-start;
}

.check-list .icon {
  width: 1.125rem;
  height: 1.125rem;
  margin-top: 0.15em;
  color: var(--color-secondary);
}

.card__note {
  margin-top: auto;
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-muted);
}

/* Formulário */
.form {
  display: grid;
  gap: var(--space-5);
}

.form__row {
  display: grid;
  gap: var(--space-5);
}

@media (min-width: 40em) {
  .form__row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.field {
  display: grid;
  gap: var(--space-2);
}

.field__label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-fg);
}

.field__optional {
  margin-left: var(--space-1);
  font-weight: 400;
  color: var(--color-muted);
}

.field__input {
  width: 100%;
  min-height: 3rem;
  padding: 0.75rem 0.875rem;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  font-size: 1rem;
  line-height: 1.4;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.field__input::placeholder {
  color: var(--color-muted);
  opacity: 0.75;
}

.field__input:hover {
  border-color: var(--color-muted);
}

.field__input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-accent-soft);
}

textarea.field__input {
  min-height: 9rem;
  resize: vertical;
}

.field__input.input-validation-error {
  border-color: var(--color-danger);
}

.field__error {
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--color-danger);
}

.field__error:empty {
  display: none;
}

.field--trap {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form__legal {
  font-size: var(--text-xs);
  color: var(--color-muted);
}

.alert {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  font-size: var(--text-sm);
}

.alert .icon {
  width: 1.25rem;
  height: 1.25rem;
  margin-top: 0.1em;
}

.alert--success {
  background: var(--color-success-soft);
  border-color: rgb(15 138 95 / 0.25);
  color: var(--color-success);
}

.alert--error {
  background: var(--color-danger-soft);
  border-color: rgb(198 40 40 / 0.25);
  color: var(--color-danger);
}

.alert strong {
  display: block;
  color: inherit;
}

.alert a {
  color: inherit;
  font-weight: 600;
  text-decoration: underline;
}

/* Animação de entrada */
.js .reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 500ms ease, transform 500ms cubic-bezier(0.2, 0, 0, 1);
}

.js .reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .js .reveal {
    opacity: 1;
    transform: none;
  }
}

/* Logotipo */
.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
}

.logo__mark {
  width: 2rem;
  height: 2rem;
}

.logo__frame {
  fill: none;
  stroke: var(--color-border-strong);
  stroke-width: 1.5;
}

.logo__link {
  stroke: var(--color-fg);
  stroke-width: 2;
  stroke-linecap: round;
}

.logo__node--start {
  fill: var(--color-secondary);
}

.logo__node--end {
  fill: var(--color-primary);
}

.logo__text {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--color-fg);
}

.logo__accent {
  color: var(--color-primary);
}

@media (max-width: 39.99em) {
  .card {
    padding: var(--space-5);
  }
}