/* Buttons */
.cad-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  min-height: 46px;
  min-width: 44px;
  padding: 12px 24px;
  border-radius: var(--radius-pill);
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1;
  text-align: center;
  border: 1.5px solid transparent;
  transition: background-color var(--duration-base) var(--ease-out),
    color var(--duration-base) var(--ease-out),
    border-color var(--duration-base) var(--ease-out),
    opacity var(--duration-base) var(--ease-out),
    transform var(--duration-base) var(--ease-out);
}

.cad-btn:hover:not(:disabled) {
  transform: translateY(-1px);
}

.cad-btn:disabled,
.cad-btn[aria-busy="true"] {
  opacity: 0.7;
  cursor: not-allowed;
}

.cad-btn--primary {
  background: var(--color-primary);
  color: var(--color-on-primary);
  border-color: var(--color-primary);
}

.cad-btn--primary:hover:not(:disabled) {
  background: var(--color-primary);
  border-color: var(--color-primary);
  filter: brightness(1.05);
}

.cad-btn--secondary {
  background: transparent;
  color: var(--color-secondary);
  border-color: var(--color-tertiary);
}

.cad-btn--secondary:hover:not(:disabled) {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.cad-btn--on-dark {
  background: var(--color-neutral);
  color: var(--color-primary);
  border-color: var(--color-neutral);
}

.cad-btn--on-dark:hover:not(:disabled) {
  background: var(--color-highlight);
}

.cad-btn--ghost-on-dark {
  background: transparent;
  color: var(--color-on-primary);
  border-color: rgba(255, 255, 255, 0.55);
}

.cad-btn--ghost-on-dark:hover:not(:disabled) {
  border-color: var(--color-on-primary);
  background: rgba(255, 255, 255, 0.08);
}

.cad-btn--link {
  min-height: 44px;
  padding: var(--space-1) 0;
  border-radius: 0;
  color: var(--color-primary);
  font-weight: 700;
  border: none;
  background: transparent;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.cad-btn--link:hover {
  color: var(--color-secondary);
}

.cad-btn--block {
  width: 100%;
  margin-top: var(--space-1);
}

.cad-btn__spinner {
  width: 16px;
  height: 16px;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: cad-spin 0.7s linear infinite;
  display: none;
}

.cad-btn[aria-busy="true"] .cad-btn__spinner {
  display: block;
}

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

/* Card */
.cad-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: var(--space-3);
}

/* Chip / pill */
.cad-chip {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.25rem 1rem;
  border-radius: var(--radius-chip);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-muted);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0;
  text-transform: none;
  line-height: 1.4;
}

.cad-chip span {
  color: var(--color-ink);
}

.cad-stat-pill {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: var(--color-neutral);
  min-width: 0;
}

.cad-stat-pill__value {
  font-size: var(--font-size-headline-sm);
  font-weight: 700;
  letter-spacing: var(--letter-spacing-tight);
  color: var(--color-primary);
  line-height: 1.1;
}

.cad-stat-pill__label {
  font-size: var(--font-size-label-sm);
  font-weight: 700;
  letter-spacing: var(--letter-spacing-label);
  text-transform: uppercase;
  color: var(--color-muted);
}

/* Header — thisaivi-style top bar */
.cad-header {
  position: relative;
  z-index: 100;
  background: transparent;
}

.cad-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: clamp(0.75rem, 1.5vw, 1.5rem);
  padding-block: 1.5rem;
}

.cad-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 20px;
  letter-spacing: var(--letter-spacing-tight);
  color: var(--color-ink);
  flex-shrink: 0;
}

.cad-logo__mark {
  width: 36px;
  height: 36px;
  display: block;
  flex-shrink: 0;
  object-fit: contain;
}

.cad-logo__mark--full {
  width: auto;
  height: 46px;
  max-width: min(190px, 46vw);
}

.cad-logo__mark--with-name {
  height: 42px;
  max-width: min(132px, 34vw);
}

/* Header logo lock — page plugins reset all body images (height:auto) */
.cad-header .cad-logo__mark,
.cad-mobile-nav .cad-logo__mark {
  width: 36px;
  height: 36px;
  max-width: none;
  object-fit: contain;
  flex-shrink: 0;
}

.cad-header .cad-logo__mark--full,
.cad-mobile-nav .cad-logo__mark--full {
  width: auto;
  height: 46px;
  max-width: min(190px, 46vw);
}

.cad-header .cad-logo__mark--with-name,
.cad-mobile-nav .cad-logo__mark--with-name {
  height: 42px;
  max-width: min(132px, 34vw);
}

.cad-logo__name {
  font-family: var(--font-family);
  font-weight: 700;
  font-size: clamp(1.125rem, 2.4vw, 1.375rem);
  letter-spacing: var(--letter-spacing-tight);
  line-height: 1.1;
  white-space: nowrap;
}

.cad-nav {
  display: none;
  align-items: center;
  flex-wrap: nowrap;
  gap: var(--space-3);
}

.cad-nav a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-muted);
  padding: var(--space-1) 0;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
  flex-shrink: 0;
  transition: color var(--duration-fast) var(--ease-out);
}

.cad-nav a:hover {
  color: var(--color-ink);
}

.cad-header__cta.cad-btn--primary {
  background: var(--color-secondary);
  border-color: var(--color-secondary);
  color: var(--color-on-primary);
  padding: 0.5rem 1rem;
  min-height: 40px;
  font-size: 0.875rem;
  white-space: nowrap;
  flex-shrink: 0;
}

.cad-header__cta {
  display: none;
}

.cad-header__toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  color: var(--color-ink);
}

@media (min-width: 1100px) {
  .cad-nav {
    display: flex;
    flex: 1 1 auto;
    justify-content: space-between;
    align-items: center;
    flex-wrap: nowrap;
    gap: clamp(0.35rem, 0.85vw, 1rem);
    min-width: 0;
    padding-inline: clamp(0.5rem, 1.25vw, 1.5rem);
  }

  .cad-nav a {
    font-size: clamp(0.75rem, 0.78vw, 0.875rem);
    padding-inline: clamp(0.1rem, 0.25vw, 0.35rem);
  }

  .cad-header__cta {
    display: inline-flex;
  }

  .cad-header__toggle {
    display: none;
  }
}

@media (min-width: 1100px) and (max-width: 1279px) {
  .cad-nav a {
    font-size: 0.8125rem;
  }

  .cad-header__cta.cad-btn--primary {
    font-size: 0.8125rem;
    padding: 0.5rem 0.85rem;
  }
}

/* Mobile nav drawer */
.cad-mobile-nav {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: var(--color-neutral);
  padding: var(--space-3);
  transform: translateX(100%);
  transition: transform var(--duration-slow) var(--ease-out);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.cad-mobile-nav.is-open {
  transform: translateX(0);
}

.cad-mobile-nav__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cad-mobile-nav__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.cad-mobile-nav__list a {
  display: flex;
  align-items: center;
  min-height: 48px;
  font-size: var(--font-size-headline-xs);
  font-weight: 600;
  color: var(--color-ink);
  border-bottom: 1px solid var(--color-border);
}

.cad-mobile-nav__close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
}

/* Form */
.cad-form {
  display: grid;
  gap: var(--space-2);
}

.cad-field {
  display: grid;
  gap: 6px;
}

.cad-field__label {
  font-size: var(--font-size-label-sm);
  font-weight: 700;
  letter-spacing: var(--letter-spacing-label);
  text-transform: uppercase;
  color: var(--color-ink);
}

.cad-field__input {
  width: 100%;
  min-height: 48px;
  padding: 12px 16px;
  border: 1.5px solid var(--color-border);
  border-radius: 12px;
  background: var(--color-neutral);
  color: var(--color-ink);
  transition: border-color var(--duration-fast) var(--ease-out);
}

.cad-field__input:focus {
  border-color: var(--color-primary);
  outline: none;
  box-shadow: var(--focus-ring);
}

.cad-field__input.is-invalid {
  border-color: var(--color-error);
}

.cad-field__error {
  font-size: var(--font-size-caption);
  color: var(--color-error);
  min-height: 1.2em;
}

.cad-field--deferred {
  display: none;
}

.cad-field--deferred.is-visible {
  display: grid;
}

/* Modal */
.cad-modal {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-2);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--duration-base) var(--ease-out),
    visibility var(--duration-base) var(--ease-out);
}

.cad-modal.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.cad-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(14, 19, 52, 0.45);
}

.cad-modal__dialog {
  position: relative;
  width: min(100%, 480px);
  max-height: min(90vh, 720px);
  overflow: auto;
  background: var(--color-neutral);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: var(--space-3);
}

.cad-modal__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

.cad-modal__lede {
  margin-top: var(--space-1);
}

.cad-modal__success-copy {
  margin-top: 12px;
  margin-bottom: var(--space-3);
}

.cad-modal__close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  color: var(--color-ink);
}

.cad-modal__success {
  display: none;
  text-align: center;
  padding: var(--space-3) 0;
}

.cad-modal__success.is-visible {
  display: block;
}

.cad-modal__form.is-hidden {
  display: none;
}

/* Sticky WhatsApp */
.cad-whatsapp {
  position: fixed;
  right: var(--space-2);
  bottom: calc(var(--mobile-cta-height) + var(--space-2));
  z-index: 90;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-on-primary);
  border: none;
  transition: background-color var(--duration-fast) var(--ease-out);
}

.cad-whatsapp:hover {
  background: var(--color-secondary);
}

@media (min-width: 768px) {
  .cad-whatsapp {
    bottom: var(--space-3);
    right: var(--space-3);
  }
}

/* Mobile sticky CTA */
.cad-sticky-cta {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 80;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-2);
  background: var(--color-neutral);
  border-top: 1px solid var(--color-border);
  min-height: var(--mobile-cta-height);
}

.cad-sticky-cta .cad-btn {
  width: 100%;
  max-width: 420px;
}

@media (min-width: 768px) {
  .cad-sticky-cta {
    display: none;
  }
}

/* Icon helper */
.cad-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.cad-icon--lg {
  width: 28px;
  height: 28px;
}