/* Страница «Портфолио» — Pinterest-style masonry gallery */

.portfolio-page {
  --portfolio-cream: #f5f1e9;
  --portfolio-cream2: #ebe8e0;
  --portfolio-ink: #2a2a2a;
  --portfolio-brown-dark: #2e2a26;
  --portfolio-navy: #1a2b40;
  --portfolio-gold: #c5a572;
  --portfolio-gold2: #a88958;
  --portfolio-section-y: clamp(2.5rem, 5vw, 4rem);
  background-color: var(--portfolio-cream);
  color: var(--portfolio-ink);
}

/* —— Intro (заголовок как на главной) —— */
.portfolio-intro {
  padding-bottom: 0;
}
.portfolio-intro .section-heading-block {
  margin-bottom: 0;
}

/* —— Filters —— */
.portfolio-filters {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  max-width: 72rem;
  margin-inline: auto;
  margin-top: 2rem;
  padding-inline: 1rem;
}
@media (min-width: 640px) {
  .portfolio-filters {
    padding-inline: 1.5rem;
    gap: 0.625rem;
  }
}
@media (min-width: 1024px) {
  .portfolio-filters {
    padding-inline: 2rem;
  }
}
.portfolio-filter-btn {
  border-radius: 9999px;
  border: 1px solid rgba(197, 165, 114, 0.35);
  background: #fff;
  padding: 0.55rem 1.15rem;
  font-family: var(--font-sans-ui);
  font-size: var(--text-ui-sm);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(42, 42, 42, 0.75);
  cursor: pointer;
  transition:
    background-color 0.2s ease,
    border-color 0.2s ease,
    color 0.2s ease,
    opacity 0.2s ease;
}
@media (min-width: 640px) {
  .portfolio-filter-btn {
    font-size: var(--text-ui);
    padding: 0.625rem 1.35rem;
    letter-spacing: 0.16em;
  }
}
.portfolio-filter-btn:hover {
  border-color: var(--portfolio-gold);
  color: var(--portfolio-navy);
}
.portfolio-filter-btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px var(--portfolio-cream), 0 0 0 4px var(--portfolio-gold);
}
.portfolio-filter-btn:active {
  opacity: 0.92;
}
.portfolio-filter-btn.is-active {
  border-color: rgba(26, 43, 64, 0.15);
  background: var(--portfolio-navy);
  color: var(--portfolio-cream);
  box-shadow: 0 2px 6px rgba(26, 43, 64, 0.08);
}

/* —— Pinterest masonry —— */
.portfolio-gallery {
  max-width: 80rem;
  margin-inline: auto;
  padding: clamp(1.25rem, 2.5vw, 2rem) 1rem var(--portfolio-section-y);
}
@media (min-width: 640px) {
  .portfolio-gallery {
    padding-inline: 1.5rem;
  }
}
@media (min-width: 1024px) {
  .portfolio-gallery {
    padding-inline: 2rem;
  }
}
.portfolio-masonry {
  columns: 2;
  column-gap: clamp(0.625rem, 1.2vw, 0.875rem);
}
@media (min-width: 640px) {
  .portfolio-masonry {
    columns: 3;
  }
}
@media (min-width: 1024px) {
  .portfolio-masonry {
    columns: 4;
  }
}
@media (min-width: 1280px) {
  .portfolio-masonry {
    columns: 5;
  }
}

.portfolio-pin {
  break-inside: avoid;
  margin: 0 0 clamp(0.625rem, 1.2vw, 0.875rem);
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.65);
  background-color: var(--portfolio-cream2);
  box-shadow:
    0 2px 6px rgba(26, 43, 64, 0.05),
    0 16px 40px -18px rgba(26, 43, 64, 0.12);
  transition:
    box-shadow 0.25s ease,
    opacity 0.35s ease,
    transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}
.portfolio-pin.hidden-item {
  display: none !important;
}
.portfolio-pin__open {
  display: block;
  position: relative;
  width: 100%;
  padding: 0;
  border: 0;
  margin: 0;
  background: transparent;
  cursor: zoom-in;
  font: inherit;
  color: inherit;
  text-align: left;
  border-radius: inherit;
}
.portfolio-pin__frame {
  position: relative;
  overflow: hidden;
  background-color: var(--portfolio-cream2);
}
.portfolio-pin__open:focus-visible {
  outline: 2px solid var(--portfolio-gold);
  outline-offset: 2px;
}
.portfolio-pin__img {
  display: block;
  width: 100%;
  height: auto;
  vertical-align: middle;
  transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}
.portfolio-pin__caption,
.portfolio-pin__overlay {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 1;
  display: block;
  padding: clamp(2rem, 18%, 2.75rem) 0.75rem 0.85rem;
  text-align: center;
  background: linear-gradient(
    180deg,
    rgba(46, 42, 38, 0) 0%,
    rgba(46, 42, 38, 0.42) 40%,
    rgba(46, 42, 38, 0.82) 100%
  );
  opacity: 1;
  pointer-events: none;
  transform: translateZ(0);
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}
@media (hover: hover) and (pointer: fine) {
  .portfolio-pin__open:hover .portfolio-pin__img,
  .portfolio-pin__open:focus-visible .portfolio-pin__img {
    transform: scale(1.04);
  }
  .portfolio-pin__caption,
  .portfolio-pin__overlay {
    opacity: 0;
    transition: opacity 0.3s ease;
  }
  .portfolio-pin__open:hover .portfolio-pin__caption,
  .portfolio-pin__open:focus-visible .portfolio-pin__caption,
  .portfolio-pin__open:hover .portfolio-pin__overlay,
  .portfolio-pin__open:focus-visible .portfolio-pin__overlay {
    opacity: 1;
  }
}
@media (hover: none), (pointer: coarse) {
  .portfolio-pin__caption,
  .portfolio-pin__overlay {
    opacity: 1;
    transition: none;
  }
  .portfolio-pin__open:hover .portfolio-pin__img,
  .portfolio-pin__open:focus-visible .portfolio-pin__img {
    transform: none;
  }
}
.portfolio-pin__title {
  display: block;
  margin: 0;
  font-family: var(--font-serif-display);
  font-size: var(--text-pin-title);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: var(--track-portrait-name);
  text-transform: uppercase;
  text-rendering: optimizeLegibility;
  color: #f5f1e9;
  text-shadow: 0 1px 10px rgba(46, 42, 38, 0.35);
}
.portfolio-pin__cat {
  display: block;
  margin: 0.35rem 0 0;
  font-family: var(--font-sans-ui);
  font-size: var(--text-ui-sm);
  font-weight: 500;
  line-height: 1.45;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--portfolio-gold);
}
@media (min-width: 640px) {
  .portfolio-pin__cat {
    font-size: var(--text-ui);
  }
}

.portfolio-empty {
  display: none;
  grid-column: 1 / -1;
  padding: 3rem 1rem;
  text-align: center;
  font-family: var(--font-sans-ui);
  font-size: var(--text-base);
  color: rgba(42, 42, 42, 0.78);
}
.portfolio-masonry[data-has-visible="false"] + .portfolio-empty,
.portfolio-empty.is-visible {
  display: block;
}

/* —— CTA —— */
.portfolio-cta {
  padding-bottom: var(--portfolio-section-y);
}
.portfolio-cta__wrap {
  max-width: 72rem;
  margin-inline: auto;
  padding-inline: 1rem;
}
@media (min-width: 640px) {
  .portfolio-cta__wrap {
    padding-inline: 1.5rem;
  }
}
@media (min-width: 1024px) {
  .portfolio-cta__wrap {
    padding-inline: 2rem;
  }
}
.portfolio-cta__card {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2rem);
  padding: clamp(1.75rem, 3.5vw, 2.5rem);
  border: 1px solid rgba(197, 165, 114, 0.28);
  border-radius: 1rem;
  background: #fff;
  box-shadow: 0 8px 32px -20px rgba(26, 43, 64, 0.12);
  text-align: center;
}
@media (min-width: 768px) {
  .portfolio-cta__card {
    grid-template-columns: 1fr auto;
    align-items: center;
    text-align: left;
  }
}
.portfolio-cta__title {
  margin: 0;
  font-family: var(--font-serif-display);
  font-size: var(--text-section-lg);
  font-weight: 600;
  line-height: 1.15;
  color: var(--portfolio-brown-dark);
}
.portfolio-cta__text {
  margin: 0.65rem 0 0;
  font-family: var(--font-sans-ui);
  font-size: var(--text-base);
  line-height: 1.75;
  color: rgba(42, 42, 42, 0.82);
}
.portfolio-cta__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.625rem;
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 6px;
  background: var(--portfolio-navy);
  font-family: var(--font-sans-ui);
  font-size: var(--text-md);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--portfolio-cream);
  cursor: pointer;
  white-space: nowrap;
  box-shadow:
    0 14px 48px -10px rgba(26, 43, 64, 0.14),
    0 6px 20px -8px rgba(21, 34, 56, 0.1);
  transition:
    transform 0.2s cubic-bezier(0.34, 1.2, 0.64, 1),
    opacity 0.2s ease,
    background-color 0.2s ease,
    box-shadow 0.2s ease;
}
@media (min-width: 640px) {
  .portfolio-cta__btn {
    padding: 0.875rem 1.5rem;
    font-size: var(--text-base);
  }
}
.portfolio-cta__btn:hover {
  transform: translateY(-2px);
  background-color: #152238;
  box-shadow:
    0 18px 52px -10px rgba(26, 43, 64, 0.18),
    0 8px 24px -8px rgba(21, 34, 56, 0.12);
}
.portfolio-cta__btn:focus-visible {
  outline: none;
  box-shadow:
    0 0 0 2px var(--portfolio-cream),
    0 0 0 4px var(--portfolio-gold);
}
.portfolio-cta__btn:active {
  transform: translateY(0);
  opacity: 0.92;
}
.portfolio-cta__btn-icon {
  display: block;
  width: 1.125rem;
  height: 1.125rem;
  flex-shrink: 0;
  color: var(--portfolio-gold);
}
.portfolio-cta__btn-phone {
  line-height: 1.2;
}

/* —— Модальная форма заявки (без градиента и тени) —— */
.portfolio-page .application-modal__panel {
  background: var(--portfolio-cream);
  box-shadow: none;
}
.portfolio-page .application-form__submit {
  box-shadow: none;
}
.portfolio-page .application-form__submit:hover:not(:disabled) {
  transform: none;
}

/* —— Footer —— */
.portfolio-page .section-divider--before-footer {
  margin-top: clamp(1rem, 2vw, 1.75rem);
  margin-bottom: clamp(2rem, 4vw, 3rem);
}
.portfolio-page #footer.site-footer {
  border-top: none;
  background-color: var(--portfolio-cream);
}
.portfolio-page #footer.site-footer .site-footer__grid {
  padding-top: 0;
}

@media (prefers-reduced-motion: reduce) {
  .portfolio-pin,
  .portfolio-pin__img,
  .portfolio-pin__caption,
  .portfolio-cta__btn {
    transition: none;
  }
  .portfolio-pin__caption,
  .portfolio-pin__overlay {
    opacity: 1;
    transition: none;
  }
  .portfolio-pin__open:hover .portfolio-pin__img,
  .portfolio-pin__open:focus-visible .portfolio-pin__img {
    transform: none;
  }
  .portfolio-cta__btn:hover,
  .portfolio-cta__btn:active {
    transform: none;
  }
}