/* Project Detail Page Styles - Linear midnight precision */

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  color: var(--color-fog);
  font-size: 1.3rem;
  font-weight: 400;
  letter-spacing: -0.011em;
  text-decoration: none;
  margin-bottom: 4rem;
  transition: color 0.3s var(--ease-out-quart);
  font-family: var(--font-inter);
  padding: 0.6rem 0;
}
.back-link i { color: var(--color-acid-lime); }
.back-link:hover { color: var(--color-paper); }

.project-detail-header {
  margin-bottom: 4rem;
  text-align: left;
}

.project-detail-title {
  font-size: clamp(3.6rem, 6vw, 6.4rem);
  font-weight: 510;
  color: var(--color-paper);
  font-family: var(--font-inter);
  margin-bottom: 2rem;
  line-height: 1.02;
  letter-spacing: -0.022em;
  background: none;
  -webkit-text-fill-color: initial;
}

.project-meta {
  display: flex;
  justify-content: flex-start;
  gap: 0.8rem;
  flex-wrap: wrap;
}
.project-meta span {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  font-size: 1.2rem;
  color: var(--color-fog);
  font-family: var(--font-mono);
  letter-spacing: 0.005em;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 9999px;
  padding: 0.5rem 1.1rem;
}
.project-meta i { color: var(--color-acid-lime); font-size: 1.25rem; }

.project-detail-content {
  max-width: 100rem;
  margin: 0 auto;
}

.project-image-large {
  width: 100%;
  height: auto;
  min-height: 30rem;
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 4rem;
  box-shadow: inset 0 0 0 1px var(--color-graphite);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-carbon);
  position: relative;
}
.project-image-large img,
.project-image-large video {
  width: 100%;
  height: auto;
  object-fit: contain;
  max-height: 60rem;
  transition: transform 0.5s var(--ease-out-quart);
}
.project-image-large:hover img { transform: scale(1.01); }

.project-description-section,
.tech-stack-section,
.features-section,
.results-section,
.project-links-section {
  background: var(--color-carbon);
  border-radius: 12px;
  box-shadow: inset 0 0 0 1px var(--color-graphite);
  padding: 3.2rem;
  margin-bottom: 1.6rem;
  position: relative;
}

.project-description-section h2,
.project-description-section h3,
.tech-stack-section h3,
.features-section h3,
.results-section h3,
.project-links-section h3 {
  color: var(--color-paper);
  font-family: var(--font-inter);
  font-weight: 510;
  font-size: clamp(2.2rem, 3vw, 2.8rem);
  letter-spacing: -0.02em;
  margin-bottom: 2rem;
}
.project-description-section h2 i,
.project-description-section h3 i,
.features-section h3 i,
.results-section h3 i { color: var(--color-acid-lime); }

.project-description-section h3 {
  font-size: 2rem;
  margin-top: 2.8rem;
  color: var(--color-paper);
}

.project-description-section p {
  color: var(--color-fog);
  font-size: 1.6rem;
  line-height: 1.7;
  margin-bottom: 1.6rem;
  font-family: var(--font-inter);
  font-weight: 400;
  letter-spacing: -0.011em;
}
.project-description-section p strong { color: var(--color-mist); font-weight: 510; }

.project-description-section .lead {
  font-family: var(--font-inter);
  font-size: 2rem;
  color: var(--color-paper);
  font-weight: 510;
  margin-bottom: 2.4rem;
  line-height: 1.35;
  letter-spacing: -0.02em;
}

.project-description-section ul { padding-left: 2rem; }
.project-description-section ul li {
  color: var(--color-fog);
  font-size: 1.6rem;
  line-height: 1.7;
  margin-bottom: 0.8rem;
  font-family: var(--font-inter);
  letter-spacing: -0.011em;
}
.project-description-section ul li strong { color: var(--color-mist); font-weight: 510; }

.highlight-text {
  background: var(--accent-soft);
  border: 1px solid var(--color-graphite);
  border-left: 2px solid var(--color-acid-lime);
  padding: 1.8rem 2.2rem;
  border-radius: 6px;
  font-weight: 400;
  display: flex;
  align-items: center;
  gap: 1.4rem;
  font-family: var(--font-inter);
  color: var(--color-mist);
}
.highlight-text i { font-size: 2.2rem; color: var(--color-acid-lime); }

.tech-stack-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(13rem, 1fr));
  gap: 1rem;
}
.tech-item {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--color-graphite);
  border-radius: 6px;
  padding: 1.8rem 1.2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  transition: border-color 0.3s var(--ease-out-quart), transform 0.3s var(--ease-out-quart);
  text-align: center;
}
.tech-item:hover { border-color: var(--color-smoke); transform: translateY(-3px); }
.tech-item img { width: 3rem; height: 3rem; transition: transform 0.3s var(--ease-out-quart); }
.tech-item:hover img { transform: scale(1.08); }
.tech-item span {
  color: var(--color-mist);
  font-size: 1.2rem;
  font-family: var(--font-mono);
  font-weight: 400;
  letter-spacing: -0.013em;
}

.tech-badge {
  background: rgba(255, 255, 255, 0.05) !important;
  border: none;
  padding: 0.4rem 0.9rem !important;
  border-radius: 4px;
  font-family: var(--font-mono) !important;
  font-size: 1.15rem !important;
  color: var(--color-fog) !important;
  letter-spacing: 0.005em;
}

.features-list { list-style: none; padding: 0; }
.features-list li {
  color: var(--color-fog);
  font-size: 1.55rem;
  padding: 1.3rem 0;
  border-bottom: 1px solid var(--color-graphite);
  display: flex;
  align-items: center;
  gap: 1.4rem;
  font-family: var(--font-inter);
  font-weight: 400;
  line-height: 1.5;
  letter-spacing: -0.011em;
  transition: color 0.3s;
}
.features-list li:last-child { border-bottom: none; }
.features-list li:hover { color: var(--color-mist); }
.features-list i { color: var(--color-acid-lime); font-size: 1.5rem; flex-shrink: 0; }

.feature-grid {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(24rem, 1fr));
  gap: 1rem 2rem;
}
.feature-grid li {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  font-family: var(--font-inter);
  font-size: 1.5rem;
  line-height: 1.5;
  color: var(--color-mist);
  letter-spacing: -0.011em;
}
.feature-grid li i {
  color: var(--color-acid-lime);
  font-size: 1.5rem;
  margin-top: 0.2rem;
  flex-shrink: 0;
}

/* Problem → Solution → Result blocks */
.psr-block { padding: 2rem 0; margin-bottom: 1.6rem; }
.psr-block:not(:last-child) { border-bottom: 1px solid var(--color-graphite); }
.psr-block h2 {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 2rem !important;
  margin-bottom: 1.2rem !important;
}
.psr-block p { font-size: 1.6rem !important; margin: 0 !important; }
.psr-block ul { padding-left: 0; list-style: none; }
.psr-block ul li { display: flex; gap: 1rem; align-items: flex-start; }
.psr-block ul li::before { content: "→"; color: var(--color-acid-lime); flex-shrink: 0; }

.site-link {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  font-family: var(--font-inter);
  font-size: 1.6rem;
  font-weight: 510;
  color: var(--color-acid-lime);
  text-decoration: none;
  letter-spacing: -0.011em;
  transition: gap 0.3s var(--ease-out-quart);
}
.site-link:hover { gap: 1.1rem; color: var(--accent-bright); }

.results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(22rem, 1fr));
  gap: 1.4rem;
  margin-top: 2.4rem;
}
.result-card {
  background: var(--color-obsidian);
  border: 1px solid var(--color-graphite);
  border-radius: 12px;
  padding: 2.8rem 2.4rem;
  text-align: center;
  transition: border-color 0.3s var(--ease-out-quart), transform 0.3s var(--ease-out-quart);
}
.result-card:hover { transform: translateY(-4px); border-color: var(--color-smoke); }
.result-card i { font-size: 3rem; color: var(--color-acid-lime); margin-bottom: 1.4rem; display: inline-block; }
.result-card h4 {
  color: var(--color-paper);
  font-size: 1.9rem;
  font-family: var(--font-inter);
  font-weight: 510;
  margin-bottom: 1rem;
  letter-spacing: -0.015em;
}
.result-card p {
  color: var(--color-fog);
  font-size: 1.4rem;
  margin-bottom: 1.4rem;
  font-family: var(--font-inter);
  font-weight: 400;
  line-height: 1.6;
}
.result-link {
  color: var(--color-acid-lime);
  text-decoration: none;
  font-size: 1.25rem;
  font-family: var(--font-inter);
  font-weight: 510;
  letter-spacing: -0.011em;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: gap 0.3s;
}
.result-link:hover { gap: 1rem; color: var(--accent-bright); }

.project-buttons { display: flex; gap: 1rem; margin-top: 2rem; flex-wrap: wrap; }

.project-button,
.demo-button,
.github-button {
  padding: 1.1rem 1.8rem;
  border-radius: 6px;
  font-family: var(--font-inter);
  font-size: 1.4rem;
  font-weight: 510;
  letter-spacing: -0.011em;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  transition: all 0.3s var(--ease-out-quart);
  border: 1px solid;
}
.github-button {
  background: transparent;
  color: var(--color-mist);
  border-color: var(--color-graphite);
  font-weight: 400;
}
.github-button:hover { border-color: var(--color-smoke); color: var(--color-paper); }
.demo-button {
  background: var(--color-acid-lime);
  color: var(--color-void);
  border-color: var(--color-acid-lime);
}
.demo-button:hover { background: var(--accent-bright); color: var(--color-void); }

.navigation-section { text-align: center; margin-top: 5rem; margin-bottom: 8rem; }
.nav-button {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  padding: 1.1rem 2rem;
  background: transparent;
  border: 1px solid var(--color-graphite);
  border-radius: 6px;
  color: var(--color-mist);
  font-family: var(--font-inter);
  font-size: 1.4rem;
  font-weight: 400;
  letter-spacing: -0.011em;
  text-decoration: none;
  transition: all 0.3s var(--ease-out-quart);
}
.nav-button:hover { border-color: var(--color-smoke); color: var(--color-paper); }
.nav-button i { color: var(--color-acid-lime); }

.custom-list { list-style: none; padding: 0; margin-top: 1.6rem; }
.custom-list li {
  color: var(--color-fog);
  font-size: 1.5rem;
  padding: 1.2rem 1.6rem;
  border: 1px solid var(--color-graphite);
  border-left: 2px solid var(--color-acid-lime);
  margin-bottom: 1rem;
  font-family: var(--font-inter);
  font-weight: 400;
  background: rgba(255, 255, 255, 0.02);
  border-radius: 6px;
  line-height: 1.6;
  letter-spacing: -0.011em;
}
.custom-list li strong {
  color: var(--color-paper);
  font-weight: 510;
  font-family: var(--font-inter);
  font-size: 1.5rem;
  letter-spacing: -0.011em;
}

/* Responsive */
@media (max-width: 768px) {
  .project-detail-title { font-size: clamp(3rem, 9vw, 4.4rem); }
  .project-image-large { min-height: 20rem; }
  .project-description-section,
  .tech-stack-section,
  .features-section,
  .results-section,
  .project-links-section { padding: 2.4rem 2rem; }
  .tech-stack-grid { grid-template-columns: repeat(auto-fill, minmax(11rem, 1fr)); }
  .project-buttons { flex-direction: column; }
  .project-button, .demo-button, .github-button { width: 100%; justify-content: center; }
}

@media (max-width: 576px) {
  .project-detail-title { font-size: 3rem; }
  .project-description-section h2,
  .project-description-section h3,
  .tech-stack-section h3,
  .features-section h3,
  .results-section h3 { font-size: 2.1rem; }
  .project-description-section p,
  .features-list li { font-size: 1.5rem; }
  .results-grid { grid-template-columns: 1fr; }
}

/* Image Zoom Modal */
.image-modal {
  display: none;
  position: fixed;
  z-index: 9999;
  padding-top: 6rem;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: auto;
  background-color: rgba(8, 9, 10, 0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}
.modal-content {
  margin: auto;
  display: block;
  width: 90%;
  max-width: 140rem;
  max-height: 85vh;
  object-fit: contain;
  border-radius: 12px;
  animation: zoom 0.35s var(--ease-out-quart);
}
@keyframes zoom { from { transform: scale(0.94); opacity: 0; } to { transform: scale(1); opacity: 1; } }
.modal-close {
  position: absolute;
  top: 2rem;
  right: 4rem;
  color: var(--color-mist);
  font-size: 4rem;
  font-weight: 300;
  transition: 0.3s;
  cursor: pointer;
  z-index: 10000;
  font-family: var(--font-inter);
}
.modal-close:hover, .modal-close:focus { color: var(--color-acid-lime); transform: rotate(90deg); }
#caption {
  margin: auto;
  display: block;
  width: 80%;
  max-width: 70rem;
  text-align: center;
  color: var(--color-fog);
  padding: 1.4rem 0;
  font-size: 1.25rem;
  font-family: var(--font-mono);
  letter-spacing: 0.005em;
}
.image-zoomable { cursor: pointer; transition: opacity 0.3s; }
.image-zoomable:hover { opacity: 0.92; }
.image-zoomable img { cursor: pointer; }

/* Code Block Styling */
pre {
  background-color: var(--color-void) !important;
  border: 1px solid var(--color-graphite);
  border-left: 2px solid var(--color-acid-lime);
  border-radius: 6px;
  padding: 2rem !important;
  font-size: 1.3rem !important;
  overflow-x: auto;
  color: var(--color-mist);
  font-family: var(--font-mono);
  line-height: 1.7;
}
code {
  color: var(--color-mist) !important;
  font-size: 1.3rem !important;
  font-family: var(--font-mono) !important;
}