.projects-detail-body {
  background:
    linear-gradient(rgba(255, 255, 255, 0.36), rgba(255, 255, 255, 0.08)),
    var(--bg);
}

.projects-detail-main {
  padding-bottom: 60px;
}

.projects-detail-hero {
  padding: 72px 0 44px;
}

.projects-detail-shell {
  display: grid;
  gap: 36px;
  max-width: 900px;
  margin-inline: auto;
}

.projects-detail-header {
  display: grid;
  gap: 18px;
}

.projects-detail-header h1 {
  margin: 0;
  font-size: clamp(2.4rem, 5.5vw, 4.2rem);
  line-height: 1.1;
  letter-spacing: -0.075em;
  color: var(--ink);
}

.projects-detail-header h1 span {
  display: block;
}

.projects-detail-header strong {
  font-weight: 700;
}

.projects-detail-lead {
  margin: 0;
  max-width: 800px;
  color: var(--muted);
  font-size: clamp(1rem, 1.5vw, 1.25rem);
  line-height: 1.7;
}

.archive-summary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 12px;
  padding-top: 12px;
}

.summary-item {
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.48);
  display: grid;
  gap: 4px;
}

.summary-label {
  display: block;
  font-size: 0.55rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.summary-value {
  display: block;
  font-size: 1.2rem;
  font-weight: 700;
  line-height: 1;
  color: var(--blue);
}

.projects-detail-body-content {
  padding-top: 20px;
}

.projects-content-shell {
  max-width: 880px;
  margin: 0 auto;
  padding: 0;
}

.projects-archive {
  display: grid;
  gap: 60px;
}

/* Year Archive Section */
.year-archive {
  display: grid;
  gap: 20px;
}

.year-label {
  margin: 0;
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.projects-list {
  display: grid;
  gap: 18px;
}

/* Project Listing */
.project-listing {
  display: grid;
  grid-template-columns: 60px 1fr auto auto;
  gap: 24px;
  align-items: start;
  padding: 20px 24px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.5);
  transition: all 0.2s ease;
}

.project-listing:hover {
  border-color: var(--blue);
  background: rgba(245, 248, 255, 0.7);
}

.project-listing-number {
  font-size: 1.8rem;
  font-weight: 900;
  line-height: 1;
  color: rgba(49, 94, 219, 0.15);
  letter-spacing: -0.04em;
}

.project-listing-main {
  display: grid;
  gap: 8px;
}

.project-listing-main h3 {
  margin: 0;
  font-size: 1.2rem;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.project-listing-type {
  margin: 0;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--blue);
  text-transform: uppercase;
}

.project-listing-description {
  margin: 4px 0 0 0;
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--text);
}

.project-listing-meta {
  display: flex;
  flex-direction: column;
  gap: 8px;
  text-align: right;
  white-space: nowrap;
}

.meta-item {
  display: grid;
  gap: 2px;
}

.meta-label {
  display: block;
  font-size: 0.6rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.meta-value {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ink);
}

.meta-value.status-building {
  color: var(--blue);
  font-weight: 700;
}

.project-listing-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.6);
  font-size: 1.2rem;
  line-height: 1;
  color: var(--blue);
  transition: all 0.2s ease;
}

.project-listing-link:hover {
  border-color: var(--blue);
  background: rgba(245, 248, 255, 0.9);
}

.link-arrow {
  display: block;
}

/* Next IF Section */
.next-if-section {
  padding: 40px 28px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(245, 248, 255, 0.4);
}

.next-if-content {
  display: grid;
  gap: 12px;
  text-align: center;
  max-width: 500px;
  margin: 0 auto;
}

.next-if-label {
  margin: 0;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue);
}

.next-if-section h2 {
  margin: 0;
  font-size: clamp(1.4rem, 2.5vw, 1.8rem);
  line-height: 1.3;
  letter-spacing: -0.03em;
  color: var(--ink);
  font-weight: 700;
}

.next-if-text {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--muted);
}

/* End Navigation */
.projects-end-nav {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 12px;
  padding-top: 16px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.5);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--blue);
  transition: all 0.2s ease;
}

.nav-item:hover {
  border-color: var(--blue);
  background: rgba(245, 248, 255, 0.7);
}

.nav-back {
  justify-content: flex-start;
  color: var(--text);
}

.nav-back:hover {
  color: var(--blue);
}

.nav-arrow {
  font-size: 1.1rem;
  line-height: 1;
}

.nav-text {
  letter-spacing: 0.01em;
}

/* Responsive */

@media (max-width: 768px) {
  .projects-detail-hero {
    padding: 50px 0 36px;
  }

  .projects-detail-shell {
    gap: 24px;
  }

  .projects-detail-header h1 {
    font-size: clamp(1.8rem, 4.5vw, 2.8rem);
  }

  .archive-summary {
    grid-template-columns: repeat(2, 1fr);
  }

  .project-listing {
    grid-template-columns: 50px 1fr;
    gap: 16px;
    align-items: center;
  }

  .project-listing-number {
    font-size: 1.4rem;
    grid-row: 1 / 3;
  }

  .project-listing-main {
    grid-column: 2;
    gap: 6px;
  }

  .project-listing-main h3 {
    font-size: 1.1rem;
  }

  .project-listing-meta {
    grid-column: 2;
    flex-direction: row;
    gap: 16px;
    text-align: left;
  }

  .meta-item {
    flex: 1;
    text-align: left;
  }

  .project-listing-link {
    grid-column: 2;
    grid-row: 4;
    width: 36px;
    height: 36px;
    justify-self: start;
    font-size: 1rem;
  }
}

@media (max-width: 640px) {
  .projects-detail-header h1 {
    font-size: clamp(1.6rem, 4vw, 2.2rem);
  }

  .projects-detail-lead {
    font-size: clamp(0.95rem, 1.2vw, 1rem);
  }

  .archive-summary {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .summary-item {
    padding: 10px 12px;
  }

  .summary-label {
    font-size: 0.5rem;
  }

  .year-label {
    font-size: 1.1rem;
  }

  .project-listing {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 16px 18px;
  }

  .project-listing-number {
    font-size: 1.2rem;
    grid-row: auto;
  }

  .project-listing-main {
    grid-column: auto;
  }

  .project-listing-main h3 {
    font-size: 1rem;
  }

  .project-listing-meta {
    grid-column: auto;
    flex-direction: row;
    gap: 12px;
    text-align: left;
  }

  .project-listing-link {
    grid-column: auto;
    grid-row: auto;
    justify-self: start;
  }

  .next-if-section {
    padding: 28px 20px;
  }

  .projects-end-nav {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .projects-content-shell {
    padding: 0 12px;
  }
}