/* Case study page — extends the Kinetic Blueprint system from styles.css */

.project-page {
  max-width: var(--container);
  margin: 0 auto;
  padding: 48px 32px 96px;
}
.project-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .03em;
  margin-bottom: 28px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  background: var(--glass);
  border: 1px solid var(--line);
  transition: .25s var(--ease);
}
.project-back:hover { color: var(--accent); border-color: var(--accent); transform: translateX(-3px); }

.project-hero {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 22px;
  align-items: stretch;
}
.project-panel {
  background: var(--glass);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(24px,4vw,34px);
  position: relative;
}
.project-badge {
  display: inline-flex;
  padding: 6px 13px;
  border-radius: 3px;
  background: transparent;
  border: 1px solid var(--line-strong);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.project-title {
  font-family: var(--font-head);
  font-size: clamp(30px, 5vw, 52px);
  line-height: 1.08;
  margin: 0 0 16px;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.project-title span {
  color: var(--accent);
}
.project-lead {
  color: var(--ink-dim);
  font-size: 16.5px;
  line-height: 1.8;
  margin: 0 0 24px;
  max-width: 760px;
}
.project-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.project-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  padding: 12px 18px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 14px;
  transition: .25s var(--ease);
  border: 1px solid transparent;
}
.project-btn.primary {
  color: var(--accent-ink);
  background: var(--accent);
  box-shadow: 0 10px 30px -14px var(--accent-shadow);
}
.project-btn.secondary {
  color: var(--ink);
  border-color: var(--line-strong);
  background: transparent;
}
.project-btn:hover { transform: translateY(-2px); }
.project-btn.secondary:hover{ border-color: var(--accent); color: var(--accent); }

.stat-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  height: 100%;
}
.stat-card {
  padding: 20px;
  background: var(--bg);
}
.stat-card strong {
  display: block;
  font-family: var(--font-head);
  color: var(--ink);
  font-size: 22px;
  margin-bottom: 6px;
}
.stat-card span { color: var(--muted); font-size: 13.5px; line-height: 1.55; }

.project-section { margin-top: 76px; }
.project-section-title {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 18px;
}
.project-section-title::before{ content:'// '; color: var(--muted); }
.project-text {
  color: var(--ink-dim);
  line-height: 1.85;
  font-size: 16px;
  margin: 0;
  max-width: 820px;
}
.role-grid, .feature-grid, .arch-grid {
  display: grid;
  gap: 18px;
  margin-top: 8px;
}
.role-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.feature-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.arch-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.info-card {
  background: var(--glass);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  height: 100%;
  transition: border-color .25s var(--ease), transform .25s var(--ease);
}
.info-card:hover{ border-color: var(--line-strong); transform: translateY(-3px); }
.info-card h3 {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-size: 18px;
  color: var(--ink);
}
.info-card p {
  margin: 0 0 12px;
  color: var(--muted);
  line-height: 1.7;
  font-size: 14.5px;
}
.info-card ul {
  margin: 0;
  padding-left: 0;
  color: var(--muted);
  line-height: 1.7;
  font-size: 14px;
}
.info-card li{ list-style:none; padding-left:16px; position:relative; }
.info-card li::before{ content:''; position:absolute; left:0; top:9px; width:6px; height:1px; background:var(--cyan); }
.info-card li + li { margin-top: 6px; }

.diagram-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-top: 8px;
}
.embed-card, .image-card {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--glass);
  border: 1px solid var(--line);
}
.embed-card iframe {
  width: 100%;
  min-height: 560px;
  display: block;
  border: 0;
  background: var(--bg-2);
}
.card-caption {
  padding: 18px 20px;
  border-top: 1px solid var(--line);
}
.card-caption h4 {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: 16px;
  color: var(--ink);
}
.card-caption p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
  font-size: 14px;
}
.image-card img {
  width: 100%;
  display: block;
  object-fit: cover;
}
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 8px;
}

@media (max-width: 1100px) {
  .project-hero, .diagram-grid, .role-grid, .arch-grid, .feature-grid, .gallery-grid { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .project-page { padding: 32px 18px 72px; }
  .project-panel { padding: 22px; }
  .stat-grid { grid-template-columns: 1fr; }
  .embed-card iframe { min-height: 380px; }
}