/* =====================================================
   kit-configurator.css — shared styles (hero photo-overlap/
   soft-fade variants, slider component, features/pricing/
   faq/contact overrides) for the kit-configurator pages:
   ccu_gate.html, ccu_radio.html, ccu_termo.html,
   ccu_for_home.html, ccu422-neptune.html and
   ccu422-ariston.html. Loaded after styles.css.
   (Formerly ccu422.css — named after src/ccu422.html, the
   page it was originally written for, which has since been
   archived to /arch — see /arch/styles/ccu422-page.css for
   its exclusive styles.)
   ===================================================== */

/* ===== Hero overrides ===== */
.hero__sub {
  max-width: 600px;
}

/* ccu422-neptune.html only: restore the default photo-overlap hero layout,
   overriding this file's shared slider-style .hero__inner override below.
   Scoped to .hero--photo-overlap, same pattern as ccu_for_home.css. */
@media (min-width: 900px) {
  .hero--photo-overlap .hero__inner {
    flex-direction: row;
    flex-wrap: nowrap;
    align-items: center;
    position: relative;
    min-height: 440px;
    gap: 0;
  }
}

/* ccu422-neptune.html only: at medium widths the CTA row's min-content was
   flooring .hero__content's width below its 51% flex-basis, so the
   absolutely-positioned photo (sized independently) overlapped it far more
   than intended. Let content actually shrink, and let the buttons wrap. */
@media (min-width: 900px) {
  .hero--soft-fade .hero__content {
    min-width: 0;
  }
}

/* ccu422-neptune.html only: light, narrow white fade over the photo edge */
.hero--soft-fade .hero__img-wrap::before {
  display: block;
  width: 30%;
  background: linear-gradient(to right, rgba(255, 255, 255, 0.9) 0%, rgba(255, 255, 255, 0.9) 55%, transparent 100%);
}

/* ccu422-neptune.html only: slightly smaller hero photo */
@media (min-width: 900px) {
  .hero--soft-fade .hero__img-wrap img {
    max-height: 420px;
  }
}

/* ===== Hero Slider ===== */
.slider {
  position: relative;
  width: 100%;
  max-width: 420px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-accent-light);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
  min-height: 220px;
  flex-shrink: 0;
}

.slider__track {
  display: flex;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform;
  user-select: none;
  -webkit-user-select: none;
  touch-action: pan-y;
}

.slider__slide {
  flex: 0 0 100%;
  width: 100%;
}

.slider__slide img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: contain;
  display: block;
  background: #ffffff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.slider__slide img[data-broken="true"] {
  visibility: hidden;
  min-height: 220px;
}

.slider__btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(0, 136, 204, 0.425);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  transition: background-color var(--transition), transform var(--transition),
              box-shadow var(--transition), opacity var(--transition);
  z-index: 2;
  opacity: 0.85;
  touch-action: manipulation;
}

.slider__btn:hover {
  background: var(--color-accent);
  opacity: 1;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

.slider__btn:active {
  transform: translateY(-50%) scale(0.93);
}

.slider__btn:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.slider__btn--prev { left: 10px; }
.slider__btn--next { right: 10px; }

.slider__dots {
  position: absolute;
  bottom: 10px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 6px;
  z-index: 2;
}

.slider__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(0, 136, 204, 0.425);
  border: 2px solid rgba(0, 136, 204, 0.4);
  transition: background-color var(--transition), transform var(--transition),
              width var(--transition);
  padding: 0;
  cursor: pointer;
  touch-action: manipulation;
}

.slider__dot.is-active {
  background: var(--color-accent);
  width: 20px;
  border-radius: 4px;
}

.slider__dot:hover {
  background: rgba(0, 136, 204, 0.425);
}

.slider__dot:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* ===== Feature Cards — usecase-card overrides for this page ===== */
.features .usecase-card {
  box-shadow: none;
}

.features .usecase-card__icon {
  width: 48px;
  height: 48px;
}

.features .usecase-card h3 {
  margin-bottom: var(--space-sm);
}

/* ===== Features section bg override (main uses surface, CCU422 uses primary) ===== */
.features { background: var(--color-primary); }

/* ===== Pricing ===== */
.pricing { background: var(--color-surface); }

.pricing__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

.pricing-card {
  background: var(--color-primary);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  position: relative;
  transition: box-shadow var(--transition), border-color var(--transition);
}

.pricing-card:hover { box-shadow: var(--shadow-card-hover); }

.pricing-card--featured {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-card);
}

.pricing-card__badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-accent);
  color: var(--color-primary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  padding: 0.25rem 0.875rem;
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.pricing-card__name {
  color: var(--color-text);
  font-size: var(--font-size-xl);
  font-family: var(--font-heading);
}

.pricing-card__price-wrap {
  padding-block: var(--space-sm);
  border-bottom: 1px solid var(--color-border);
}

.pricing-card__price {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-accent);
}

.pricing-card__features {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.pricing-card__features li {
  padding-left: 1.375rem;
  position: relative;
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

.pricing-card__features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: var(--font-weight-bold);
}

/* ===== FAQ / Accordion ===== */
.faq { background: var(--color-primary); }

.accordion {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  max-width: 760px;
  margin-inline: auto;
}

.accordion__item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.accordion__item:has(.accordion__trigger[aria-expanded="true"]) {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-card);
}

.accordion__trigger {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-sm);
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  text-align: left;
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  background: var(--color-primary);
  transition: background-color var(--transition), color var(--transition);
}

.accordion__trigger:hover {
  background: var(--color-surface);
  color: var(--color-accent);
}

.accordion__trigger:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: -2px;
}

.accordion__trigger[aria-expanded="true"] { color: var(--color-accent); }

.accordion__icon {
  flex-shrink: 0;
  color: var(--color-accent);
  transition: transform var(--transition);
}

.accordion__trigger[aria-expanded="true"] .accordion__icon {
  transform: rotate(180deg);
}

.accordion__panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--transition-slow);
  overflow: hidden;
}

.accordion__panel.is-open { grid-template-rows: 1fr; }

.accordion__panel-inner {
  min-height: 0;
  overflow: hidden;
}

.accordion__panel-inner p {
  padding: 0 var(--space-lg) var(--space-md);
}

/* ===== Contact section bg override (main uses primary, CCU422 uses surface) ===== */
.contact { background: var(--color-surface); }

.contact__info { background: var(--color-primary); }

.contact__form-wrap .section-title,
.contact__form-wrap .section-sub {
  text-align: left;
  margin-inline: 0;
}

/* CDEK PVZ button */
.cdek-pvz__btn {
  align-self: flex-start;
  margin-top: 0.25rem;
}

/* ===== Responsive ===== */
@media (min-width: 600px) {
  .pricing__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .slider {
    flex: 0 0 440px;
    max-width: 440px;
  }

  /* Pricing: 3 columns, featured card raised */
  .pricing__grid {
    grid-template-columns: repeat(3, 1fr);
    align-items: start;
  }

  .pricing-card--featured {
    transform: translateY(-8px);
  }
}

@media (min-width: 1200px) {
  .slider {
    flex: 0 0 520px;
    max-width: 520px;
  }
}