/* ─────────────────────────────────────────────────────────
   ПРОЕКТ — Страница проекта
───────────────────────────────────────────────────────── */

/* ── BREADCRUMB ────────────────────────────────────────── */
.breadcrumb {
  padding: 92px 0 0;
  background: var(--c-bg);
}
.breadcrumb nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--c-border);
  font-size: 0.7rem;
  letter-spacing: 0.07em;
  color: var(--c-ink-muted);
}
.breadcrumb a {
  color: var(--c-ink-muted);
  transition: color 0.2s;
}
.breadcrumb a:hover { color: var(--c-ink); }
.breadcrumb__sep { opacity: 0.4; }
.breadcrumb [aria-current="page"] { color: var(--c-ink); }

/* ── PROJECT HERO ──────────────────────────────────────── */
.pj-hero {
  position: relative;
  height: 85vh;
  min-height: 560px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.pj-hero__img {
  position: absolute;
  inset: 0;
}
.pj-hero__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 25%;
}
.pj-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(15,14,12,0.78) 0%,
    rgba(15,14,12,0.3) 45%,
    rgba(15,14,12,0.1) 100%
  );
}

.pj-hero__content {
  position: relative;
  z-index: 2;
  width: 100%;
  padding-bottom: clamp(3rem, 6vh, 5.5rem);
}

.pj-hero__inner {
  max-width: 680px;
}

.pj-hero__meta {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 1.25rem;
}

.pj-hero__year {
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  color: rgba(255,255,255,0.4);
  text-transform: uppercase;
}

.pj-hero__title {
  font-family: var(--f-display);
  font-size: clamp(3rem, 7vw, 6rem);
  font-weight: 300;
  line-height: 0.95;
  letter-spacing: -0.02em;
  color: #fff;
  margin-bottom: 1rem;
}
.pj-hero__title em {
  font-style: italic;
}

.pj-hero__location {
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.5);
  text-transform: uppercase;
}

/* ── PROJECT INTRO ─────────────────────────────────────── */
.pj-intro {
  padding: var(--sp-3xl) 0;
  background: var(--c-bg);
}

.pj-intro__inner {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: var(--sp-xl);
  align-items: start;
}

.pj-intro__title {
  font-family: var(--f-display);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 300;
  line-height: 1.15;
  margin: 1rem 0 1.5rem;
  color: var(--c-ink);
}

.pj-intro__desc p {
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--c-ink-mid);
  margin-bottom: 1rem;
  max-width: 50ch;
}

/* Spec groups */
.pj-intro__specs {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--c-border);
}

.spec-group {
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--c-border);
}

.spec-group__label {
  display: block;
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c-ink-muted);
  margin-bottom: 0.75rem;
}

.spec-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.spec-tag {
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  border: 1px solid var(--c-border);
  padding: 0.3rem 0.65rem;
  color: var(--c-ink-mid);
  white-space: nowrap;
}

.spec-tag--highlight {
  background: var(--c-ink);
  color: var(--c-bg);
  border-color: var(--c-ink);
}

/* ── GALLERY ────────────────────────────────────────────── */
.pj-gallery {
  padding-bottom: var(--sp-3xl);
  background: var(--c-bg);
}

.pj-gallery .container { margin-bottom: var(--sp-xl); }

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: auto auto auto;
  gap: 3px;
  background: var(--c-border);
}

.gallery-item {
  position: relative;
  overflow: hidden;
  cursor: zoom-in;
  background: var(--c-dark-bg);
  aspect-ratio: 4/3;
}

.gallery-item--tall {
  grid-row: span 2;
  aspect-ratio: unset;
}

.gallery-item--wide {
  grid-column: span 3;
  aspect-ratio: 21/8;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease), filter 0.3s;
  display: block;
}

.gallery-item:hover img {
  transform: scale(1.03);
  filter: brightness(0.92);
}

.gallery-item__num {
  position: absolute;
  top: 1rem;
  left: 1rem;
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  color: rgba(255,255,255,0.5);
  background: rgba(0,0,0,0.3);
  padding: 3px 8px;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  pointer-events: none;
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(12,11,10,0.97);
  z-index: 9000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s var(--ease);
}
.lightbox.open {
  opacity: 1;
  pointer-events: all;
}
.lightbox__img-wrap {
  max-width: 90vw;
  max-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
}
.lightbox__img-wrap img {
  max-width: 90vw;
  max-height: 82vh;
  object-fit: contain;
  display: block;
}
.lightbox__close,
.lightbox__prev,
.lightbox__next {
  position: absolute;
  background: none;
  border: none;
  color: rgba(255,255,255,0.5);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 1rem;
  line-height: 1;
  transition: color 0.2s;
}
.lightbox__close:hover,
.lightbox__prev:hover,
.lightbox__next:hover { color: #fff; }
.lightbox__close { top: 1.5rem; right: 1.5rem; font-size: 2rem; }
.lightbox__prev { left: 1.5rem; top: 50%; transform: translateY(-50%); font-size: 2rem; }
.lightbox__next { right: 1.5rem; top: 50%; transform: translateY(-50%); font-size: 2rem; }
.lightbox__caption {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.35);
}

/* ── FEATURES ────────────────────────────────────────────── */
.pj-features {
  padding: var(--sp-3xl) 0;
  background: var(--c-surface);
  border-top: 1px solid var(--c-border);
}

.features-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border: 1px solid var(--c-border);
  margin-top: var(--sp-xl);
}

.feature-block {
  padding: 2.5rem 2rem 3rem;
  border-right: 1px solid var(--c-border);
}
.feature-block:last-child { border-right: none; }

.feature-block__icon {
  color: var(--c-ink-mid);
  margin-bottom: 1.5rem;
  opacity: 0.6;
}

.feature-block h3 {
  font-family: var(--f-display);
  font-size: 1.15rem;
  font-weight: 400;
  line-height: 1.25;
  margin-bottom: 0.9rem;
  color: var(--c-ink);
}

.feature-block p {
  font-size: 0.825rem;
  line-height: 1.7;
  color: var(--c-ink-muted);
}

/* ── PROCESS PHOTOS ─────────────────────────────────────── */
.pj-process {
  position: relative;
  min-height: 560px;
  display: flex;
  align-items: center;
  padding: var(--sp-3xl) 0;
  overflow: hidden;
}

.pj-process__bg {
  position: absolute;
  inset: 0;
}
.pj-process__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
}
.pj-process__overlay {
  position: absolute;
  inset: 0;
  background: rgba(12,11,10,0.82);
}

.pj-process__inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--sp-xl);
  align-items: center;
}

.pj-process__title {
  font-family: var(--f-display);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 300;
  line-height: 1.05;
  color: #fff;
  margin: 1rem 0 1.25rem;
}
.pj-process__title em { font-style: italic; }

.pj-process__text p {
  font-size: 0.875rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.55);
  max-width: 38ch;
}

.pj-process__timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid rgba(255,255,255,0.1);
}

.proc-step {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  padding: 1.25rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.07);
}

.proc-step__num {
  font-family: var(--f-display);
  font-size: 2rem;
  font-weight: 300;
  color: rgba(255,255,255,0.15);
  line-height: 1;
  flex-shrink: 0;
  width: 2rem;
  text-align: center;
}

.proc-step strong {
  display: block;
  font-size: 0.825rem;
  font-weight: 500;
  color: rgba(255,255,255,0.8);
  margin-bottom: 0.25rem;
}
.proc-step span {
  font-size: 0.775rem;
  color: rgba(255,255,255,0.4);
  line-height: 1.55;
}

/* ── RELATED PROJECTS ───────────────────────────────────── */
.pj-related {
  padding: var(--sp-3xl) 0;
  background: var(--c-bg);
  border-top: 1px solid var(--c-border);
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}

.related-card {
  position: relative;
  display: block;
  overflow: hidden;
  background: var(--c-dark-bg);
  cursor: pointer;
}

.related-card__img {
  aspect-ratio: 4/3;
  overflow: hidden;
  position: relative;
}
.related-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}
.related-card:hover .related-card__img img { transform: scale(1.04); }

.related-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15,14,12,0.6) 0%, transparent 60%);
}

.related-card__info {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 1.5rem;
  display: flex;
  gap: 1rem;
  align-items: flex-end;
  color: #fff;
}

.related-card__index {
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  color: rgba(255,255,255,0.35);
  flex-shrink: 0;
}

.related-card__info h3 {
  font-family: var(--f-display);
  font-size: 1.05rem;
  font-weight: 300;
  line-height: 1.2;
  margin-bottom: 0.3rem;
}

.related-card__info p {
  font-size: 0.65rem;
  letter-spacing: 0.06em;
  color: rgba(255,255,255,0.5);
}

/* ── UTP / CTA SECTION ──────────────────────────────────── */
.pj-cta {
  padding: var(--sp-3xl) 0;
  background: var(--c-dark-bg);
}

.pj-cta__inner {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: var(--sp-xl);
  align-items: start;
}

.pj-cta__title {
  font-family: var(--f-display);
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 300;
  line-height: 1.0;
  letter-spacing: -0.02em;
  color: #fff;
  margin: 1rem 0 1.5rem;
}
.pj-cta__title em { font-style: italic; }

.pj-cta__left p {
  font-size: 0.9rem;
  line-height: 1.75;
  color: rgba(255,255,255,0.5);
  max-width: 44ch;
  margin-bottom: 2rem;
}

.pj-cta__badges {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.pj-cta__badge {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: rgba(255,255,255,0.55);
  font-size: 0.825rem;
  line-height: 1.4;
}
.pj-cta__badge svg { flex-shrink: 0; color: rgba(255,255,255,0.35); }

/* Form card */
.pj-cta__card {
  background: var(--c-bg);
  padding: clamp(1.75rem, 4vw, 3rem);
}

.pj-cta__card-label {
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c-ink-muted);
  margin-bottom: 1.5rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--c-border);
}

.pj-form {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.pj-form__context {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 1rem 0 0.5rem;
}

.pj-form__context-label {
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-ink-muted);
  margin-bottom: 0.35rem;
}

.pj-form__check {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  cursor: pointer;
}

.pj-form__check input[type="checkbox"] {
  flex-shrink: 0;
  width: 15px;
  height: 15px;
  margin-top: 2px;
  accent-color: var(--c-ink);
  cursor: pointer;
}

.pj-form__check span {
  font-size: 0.8rem;
  line-height: 1.5;
  color: var(--c-ink-mid);
}

/* ── RESPONSIVE ─────────────────────────────────────────── */
@media (max-width: 1100px) {
  .features-row { grid-template-columns: repeat(2, 1fr); }
  .feature-block:nth-child(2) { border-right: none; }
  .feature-block:nth-child(3), .feature-block:nth-child(4) {
    border-top: 1px solid var(--c-border);
  }
  .feature-block:nth-child(4) { border-right: none; }
}

@media (max-width: 900px) {
  .pj-intro__inner { grid-template-columns: 1fr; }
  .pj-cta__inner { grid-template-columns: 1fr; }
  .pj-process__inner { grid-template-columns: 1fr; }
  .pj-process__text p { max-width: 100%; }
  .related-grid { grid-template-columns: 1fr; gap: 2px; }
  .gallery-grid {
    grid-template-columns: 1fr 1fr;
  }
  .gallery-item--tall { grid-row: span 1; }
  .gallery-item--wide { grid-column: span 2; aspect-ratio: 16/9; }
}

@media (max-width: 600px) {
  .gallery-grid { grid-template-columns: 1fr; }
  .gallery-item--tall { aspect-ratio: 4/3; }
  .gallery-item--wide { grid-column: span 1; aspect-ratio: 4/3; }
  .features-row { grid-template-columns: 1fr; }
  .feature-block { border-right: none; border-bottom: 1px solid var(--c-border); }
  .feature-block:last-child { border-bottom: none; }
  .related-grid { grid-template-columns: 1fr; }
  .lightbox__prev { left: 0.5rem; }
  .lightbox__next { right: 0.5rem; }
}