/* ==========================================================================
   Components — reusable UI building blocks
   Buttons, pills, cards, media frames, timelines, FAQ, floating action.
   ========================================================================== */

/* --- Buttons ------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--fs-md);
  font-weight: 600;
  padding: 0.875rem 1.75rem;
  border-radius: var(--radius-pill);
  transition: background-color var(--transition), color var(--transition),
    transform var(--transition), box-shadow var(--transition);
}

.btn--primary,
.btn--whatsapp {
  background-color: var(--color-secondary);
  color: var(--color-white);
}

.btn--primary:hover,
.btn--whatsapp:hover {
  background-color: var(--color-secondary-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-subtle);
}

.btn--outline {
  background-color: transparent;
  color: var(--color-secondary);
  border: 1.5px solid var(--color-secondary);
}

.btn--outline:hover {
  background-color: var(--color-secondary);
  color: var(--color-white);
}

.btn--outline-light {
  background-color: transparent;
  color: var(--color-white);
  border: 1.5px solid rgba(var(--rgb-white), 0.45);
}

.btn--outline-light:hover {
  background-color: rgba(var(--rgb-white), 0.08);
  border-color: rgba(var(--rgb-white), 0.75);
  color: var(--color-white);
}

.btn--sm {
  font-size: var(--fs-sm);
  padding: 0.625rem 1rem;
  width: 100%;
}

/* --- Icons --------------------------------------------------------------- */
.mdi {
  font-size: var(--fs-2xl);
  line-height: 1;
  flex-shrink: 0;
}

.btn__icon {
  font-size: var(--fs-xl);
  flex-shrink: 0;
}

/* --- Pills --------------------------------------------------------------- */
.pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.625rem;
}

.pill {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  font-weight: 600;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-pill);
  background-color: var(--color-white);
  color: var(--color-secondary);
  border: 1px solid rgba(var(--rgb-secondary), 0.2);
  transition: background-color var(--transition), color var(--transition);
}

.pill:hover {
  background-color: var(--color-secondary);
  color: var(--color-white);
}

.pill--light {
  background-color: transparent;
  color: rgba(var(--rgb-white), 0.88);
  border-color: rgba(var(--rgb-primary), 0.4);
}

.pill--light:hover {
  background-color: rgba(var(--rgb-primary), 0.15);
  color: var(--color-white);
  border-color: var(--color-primary);
}

/* --- Cards --------------------------------------------------------------- */
.card {
  background-color: var(--color-white);
  border-radius: var(--radius-soft);
  padding: clamp(1.5rem, 3vw, 2rem);
  box-shadow: var(--shadow-subtle);
  transition: transform var(--transition), box-shadow var(--transition);
  border: 1px solid transparent;
  overflow: hidden;
}

.card:hover,
.card--area:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(var(--rgb-primary), 0.25);
}

.card__icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-5);
  color: var(--color-primary);
}

.card__title {
  font-family: var(--font-display);
  font-size: var(--fs-3xl);
  margin-bottom: var(--space-3);
}

.card__text {
  color: var(--color-muted);
  margin-bottom: var(--space-6);
  font-size: var(--fs-md);
}

/* Card — area variant (image + body) */
.card--area {
  padding: 0;
  display: flex;
  flex-direction: column;
  border: var(--border-soft);
  background: linear-gradient(180deg, var(--color-white) 0%, rgba(var(--rgb-bg), 0.55) 100%);
}

@media (min-width: 768px) {
  .card--area {
    height: 100%;
  }
}

.card__media {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
}

.card__media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 45%, rgba(var(--rgb-dark), 0.35) 100%);
  pointer-events: none;
}

.card__media picture,
.card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.card__media picture {
  display: block;
}

.card--area:hover .card__media img {
  transform: scale(1.06);
}

.card__number {
  position: absolute;
  top: 0.875rem;
  left: 0.875rem;
  z-index: var(--z-raised);
  font-family: var(--font-body);
  font-size: var(--fs-2xs);
  font-weight: 700;
  letter-spacing: var(--tracking-wide);
  color: var(--color-white);
  background-color: rgba(var(--rgb-dark), 0.62);
  backdrop-filter: blur(6px);
  padding: 0.3rem 0.55rem;
  border-radius: var(--radius-pill);
}

.card__body {
  padding: var(--space-5) var(--space-4) var(--space-4);
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: var(--space-3);
}

.card--area .card__body .btn {
  margin-top: auto;
}

.card__head {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.card__icon-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  flex-shrink: 0;
  border-radius: var(--radius-circle);
  background-color: rgba(var(--rgb-primary), 0.12);
  color: var(--color-primary);
}

.card--area .card__icon {
  font-size: var(--fs-lg);
  margin-bottom: 0;
}

.card--area .card__title {
  font-size: var(--fs-lg);
  line-height: var(--leading-tight);
  margin: 0;
  padding-top: 0.125rem;
}

.card--area .card__text {
  margin-bottom: 0;
  font-size: var(--fs-sm);
  line-height: var(--leading-snug);
  color: var(--color-muted);
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 5;
  overflow: hidden;
}

@media (max-width: 767px) {
  .card--area .card__text {
    display: block;
    -webkit-line-clamp: unset;
  }

  .card--area .card__body {
    padding: var(--space-5);
  }
}

@media (min-width: 1100px) {
  .card--area .card__text {
    -webkit-line-clamp: 4;
  }
}

/* --- Feature cards ------------------------------------------------------- */
.feature-cards {
  display: grid;
  gap: var(--space-4);
}

@media (min-width: 640px) {
  .feature-cards {
    grid-template-columns: repeat(2, 1fr);
  }
}

.feature-cards--differentials {
  max-width: 56rem;
  margin-inline: auto;
}

.feature-cards--differentials .feature-card {
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--space-6) var(--space-5);
}

@media (min-width: 900px) {
  .feature-cards--differentials {
    max-width: none;
    grid-template-columns: repeat(4, 1fr);
  }
}

.feature-card {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
  padding: var(--space-5);
  background-color: var(--color-white);
  border-radius: var(--radius-soft);
  box-shadow: var(--shadow-subtle);
  border: var(--border-subtle);
  transition: transform var(--transition), box-shadow var(--transition);
}

.feature-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

.feature-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  flex-shrink: 0;
  border-radius: var(--radius-circle);
  background-color: rgba(var(--rgb-primary), 0.12);
  color: var(--color-primary);
}

.feature-card__icon .mdi {
  font-size: var(--fs-3xl);
}

.feature-card__title {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  margin-bottom: 0.375rem;
}

.feature-card__text {
  font-size: var(--fs-sm);
  color: var(--color-muted);
  line-height: var(--leading-snug);
}

/* --- Process timeline ---------------------------------------------------- */
.process-timeline {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  position: relative;
  max-width: 720px;
  margin-inline: auto;
}

.process-timeline::before {
  content: '';
  position: absolute;
  left: calc(0.5rem + 1.375rem);
  top: calc(var(--space-4) + 1.375rem);
  bottom: calc(var(--space-4) + 1.375rem);
  width: 2px;
  transform: translateX(-50%);
  background: linear-gradient(180deg, var(--color-primary), rgba(var(--rgb-primary), 0.15));
  pointer-events: none;
}

.process-card {
  display: flex;
  gap: 1.125rem;
  align-items: flex-start;
  padding: var(--space-4) var(--space-2);
  background-color: transparent;
  border: none;
  box-shadow: none;
  transition: transform var(--transition);
  position: relative;
}

.process-card:hover {
  transform: translateX(4px);
}

@media (min-width: 768px) {
  .process-timeline {
    flex-direction: row;
    align-items: stretch;
    gap: var(--space-6);
    max-width: none;
  }

  .process-timeline::before {
    display: none;
  }

  .process-card:not(:last-child)::after {
    content: '';
    position: absolute;
    top: calc(var(--space-4) + 1.375rem);
    left: 50%;
    width: calc(100% + var(--space-6));
    height: 2px;
    transform: translateY(-50%);
    background: linear-gradient(90deg, var(--color-primary), rgba(var(--rgb-primary), 0.25));
    pointer-events: none;
    z-index: var(--z-base);
  }

  .process-card {
    flex: 1;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: var(--space-4) var(--space-3);
  }

  .process-card:hover {
    transform: translateY(-2px);
  }
}

.process-card__marker {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  flex-shrink: 0;
  border-radius: var(--radius-circle);
  background-color: var(--color-primary);
  color: var(--color-white);
  position: relative;
  z-index: var(--z-raised);
  box-shadow: 0 0 0 4px var(--color-white);
}

.process-card__marker .mdi {
  font-size: var(--fs-2xl);
}

.process-card__step {
  display: block;
  font-size: var(--fs-2xs);
  font-weight: 600;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-1);
}

.process-card__title {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  margin-bottom: 0.375rem;
}

.process-card__text {
  font-size: var(--fs-base);
  color: var(--color-muted);
  line-height: var(--leading-normal);
}

/* --- FAQ ----------------------------------------------------------------- */
.faq-panel {
  max-width: 720px;
  margin-inline: auto;
  background-color: var(--color-white);
  border-radius: var(--radius-soft);
  padding: clamp(1.5rem, 3vw, 2rem);
  box-shadow: var(--shadow-hover);
  border: var(--border-subtle);
}

.faq-panel .faq__item:first-child .faq__question {
  padding-top: 0;
}

.faq__item {
  border-bottom: var(--border-divider);
}

.faq__question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-5) 0;
  font-family: var(--font-body);
  font-size: var(--fs-lg);
  font-weight: 600;
  text-align: left;
  color: var(--color-text);
}

.faq__icon {
  font-size: var(--fs-2xl);
  flex-shrink: 0;
  color: var(--color-primary);
  transition: transform var(--transition);
}

.faq__item.is-open .faq__icon {
  transform: rotate(45deg);
}

.faq__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
}

.faq__item.is-open .faq__answer {
  max-height: 12rem;
  padding-bottom: var(--space-5);
}

.faq__answer p {
  color: var(--color-muted);
  font-size: var(--fs-md);
}

/* --- WhatsApp floating action -------------------------------------------- */
.whatsapp-float {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: var(--z-float);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3.5rem;
  height: 3.5rem;
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-circle);
  box-shadow: var(--shadow-float);
  transition: transform var(--transition), box-shadow var(--transition), background-color var(--transition);
}

.whatsapp-float:hover {
  background-color: var(--color-primary-hover);
  transform: scale(1.08);
  box-shadow: var(--shadow-float-hover);
}

.whatsapp-float .mdi {
  font-size: var(--fs-4xl);
}