/* =========================================================
   Shared project-page styles
   ========================================================= */

.project-hero {
  position: relative;
  min-height: min(76vh, 760px);
  display: grid;
  align-items: end;
  overflow: hidden;
  color: #ffffff;
  background:
    linear-gradient(
      to top,
      rgb(7 23 37 / 95%) 0%,
      rgb(7 23 37 / 55%) 55%,
      rgb(7 23 37 / 20%) 100%
    ),
    var(--project-hero-image, none);
  background-position: center;
  background-size: cover;
}

.project-hero-content {
  width: min(calc(100% - 2rem), var(--container-width));
  margin-inline: auto;
  padding-block: clamp(4rem, 9vw, 7rem);
}

.project-hero h1,
.project-hero p {
  color: inherit;
}

.project-subtitle {
  max-width: 820px;
  color: rgb(255 255 255 / 86%);
  font-size: clamp(1.05rem, 2vw, 1.3rem);
}

.project-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1.25rem;
  margin-top: var(--space-5);
  color: rgb(255 255 255 / 78%);
  font-size: 0.92rem;
}

.project-content {
  width: min(calc(100% - 2rem), var(--content-width));
  margin-inline: auto;
}

.project-section {
  padding-block: var(--space-7);
  border-bottom: 1px solid var(--color-border);
}

.project-section:last-child {
  border-bottom: 0;
}

.project-section h2 {
  margin-bottom: var(--space-5);
}

.project-lead {
  color: var(--color-text-soft);
  font-size: 1.16rem;
  line-height: 1.75;
}

.project-summary-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-4);
  margin-block: var(--space-6);
}

.project-summary-item {
  padding: var(--space-5);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
}

.project-summary-item strong {
  display: block;
  margin-bottom: var(--space-2);
  color: var(--color-primary);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.project-callout {
  margin-block: var(--space-6);
  padding: var(--space-5);
  background: var(--color-primary-light);
  border-left: 5px solid var(--color-primary);
  border-radius: 0 var(--radius-medium) var(--radius-medium) 0;
}

.workflow-steps {
  display: grid;
  gap: var(--space-4);
  margin: 0;
  padding: 0;
  counter-reset: workflow;
  list-style: none;
}

.workflow-step {
  position: relative;
  padding: var(--space-5) var(--space-5) var(--space-5) 4.7rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
}

.workflow-step::before {
  position: absolute;
  top: 1.25rem;
  left: 1.25rem;
  display: grid;
  width: 2.35rem;
  height: 2.35rem;
  place-items: center;
  color: #ffffff;
  background: var(--color-primary);
  border-radius: 50%;
  font-weight: 800;
  counter-increment: workflow;
  content: counter(workflow);
}

.results-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-5);
}

.result-card {
  padding: var(--space-5);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
}

.result-value {
  display: block;
  color: var(--color-primary);
  font-size: clamp(1.7rem, 4vw, 2.7rem);
  font-weight: 800;
  line-height: 1.1;
}

.result-label {
  display: block;
  margin-top: var(--space-2);
  color: var(--color-text-soft);
}

.project-gallery {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-5);
}

.gallery-item {
  margin: 0;
}

.gallery-button {
  display: block;
  width: 100%;
  padding: 0;
  overflow: hidden;
  background: transparent;
  border: 0;
  border-radius: var(--radius-medium);
  cursor: zoom-in;
}

.gallery-button img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  transition: transform var(--transition-standard);
}

.gallery-button:hover img {
  transform: scale(1.025);
}

.gallery-caption {
  margin-top: var(--space-2);
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.technical-specs {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
}

.technical-specs th,
.technical-specs td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--color-border);
  text-align: left;
  vertical-align: top;
}

.technical-specs th {
  width: 32%;
  color: var(--color-text);
  background: var(--color-surface-alt);
}

.project-navigation {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
  margin-block: var(--space-7);
}

.project-nav-link {
  display: block;
  padding: var(--space-5);
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
  text-decoration: none;
}

.project-nav-link:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-small);
}

.project-nav-link--next {
  text-align: right;
}

.project-nav-label {
  display: block;
  margin-bottom: var(--space-2);
  color: var(--color-text-muted);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

/* Lightbox */

.gallery-lightbox {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: none;
  place-items: center;
  padding: 2rem;
  background: rgb(3 10 18 / 94%);
}

.gallery-lightbox.is-open {
  display: grid;
}

.gallery-lightbox img {
  max-width: min(1100px, 92vw);
  max-height: 82vh;
  object-fit: contain;
}

.gallery-lightbox-caption {
  max-width: 850px;
  margin-top: 1rem;
  color: #ffffff;
  text-align: center;
}

.gallery-lightbox-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 3rem;
  height: 3rem;
  color: #ffffff;
  background: rgb(255 255 255 / 12%);
  border: 1px solid rgb(255 255 255 / 40%);
  border-radius: 50%;
  font-size: 1.5rem;
  cursor: pointer;
}