/* ============================================================
   project-detail.css
   Proof cards on projects.html + all project subpages
   ============================================================ */

/* ── Proof Footer (appended inside each project card) ─────── */
.proof-footer {
  border-top: 1px solid var(--border-color);
  background: var(--bg-secondary);
  padding: 16px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.proof-tags {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.proof-tag {
  font-size: 0.67rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  padding: 4px 10px;
  border-radius: 20px;
  transition: border-color var(--trans), color var(--trans);
  white-space: nowrap;
}

.proof-tag:hover {
  border-color: #3a3a3a;
  color: var(--text-secondary);
}

/* Learn More button */
.btn-learn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: 'Inter', sans-serif;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-primary);
  background: var(--bg-tertiary);
  border: 1px solid #3a3a3a;
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.22s ease;
  white-space: nowrap;
  text-decoration: none;
  flex-shrink: 0;
}

.btn-learn:hover {
  background: #222222;
  border-color: #555555;
  color: var(--text-primary);
  transform: scale(1.04);
}

.btn-learn svg {
  width: 13px;
  height: 13px;
  transition: transform 0.2s ease;
}

.btn-learn:hover svg {
  transform: translateX(2px);
}

/* Mini card proof footer */
.proof-footer-mini {
  border-top: 1px solid var(--border-color);
  margin-top: 12px;
  padding-top: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}

.proof-tags-mini {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.proof-tag-mini {
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  padding: 3px 8px;
  border-radius: 20px;
  white-space: nowrap;
}

.btn-learn-sm {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: 'Inter', sans-serif;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: transparent;
  border: 1px solid var(--border-color);
  padding: 6px 13px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.22s ease;
  text-decoration: none;
  flex-shrink: 0;
}

.btn-learn-sm:hover {
  border-color: #3a3a3a;
  color: var(--text-primary);
  background: var(--hover-light);
  transform: scale(1.04);
}

.btn-learn-sm svg {
  width: 11px;
  height: 11px;
}

/* ═══════════════════════════════════════════════════════════
   PROJECT DETAIL SUBPAGES
═══════════════════════════════════════════════════════════ */

/* Back nav */
.detail-back {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color var(--trans);
  margin-bottom: 40px;
  text-decoration: none;
}

.detail-back:hover { color: var(--text-primary); }
.detail-back svg { width: 14px; height: 14px; }

/* Hero */
.detail-hero {
  padding: calc(var(--nav-h) + 64px) 0 56px;
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border-color);
}

.detail-hero-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: start;
  gap: 48px;
}

.detail-hero-top {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 20px;
}

.detail-hero-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  overflow: hidden;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.detail-hero-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.detail-hero-tags { display: flex; gap: 7px; flex-wrap: wrap; }

.detail-hero h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: -0.03em;
}

.detail-hero-desc {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 580px;
  line-height: 1.8;
}

/* Status block (right side) */
.detail-hero-meta {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 200px;
}

.detail-meta-item {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
}

.detail-meta-label {
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.detail-meta-value {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-primary);
}

/* Content sections */
.detail-content {
  padding: 72px 0;
  background: var(--bg-primary);
}

.detail-sections {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.detail-section {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 48px;
  padding: 40px 0;
  border-bottom: 1px solid var(--border-color);
  align-items: start;
}

.detail-section:last-child { border-bottom: none; }

.detail-section-label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding-top: 4px;
  position: sticky;
  top: calc(var(--nav-h) + 20px);
}

.detail-section-body h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.detail-section-body p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.85;
  margin-bottom: 14px;
}

.detail-section-body p:last-child { margin-bottom: 0; }

/* Feature list inside detail */
.detail-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 8px;
}

.detail-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.detail-list li::before {
  content: '';
  width: 5px;
  height: 5px;
  background: var(--accent-primary);
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 7px;
}

/* Key numbers / stat strip */
.detail-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 20px;
}

.detail-stat {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 16px;
  text-align: center;
}

.detail-stat-num {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.03em;
  display: block;
  margin-bottom: 4px;
}

.detail-stat-lbl {
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* Coming soon section */
.coming-soon-block {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  margin-top: 16px;
}

.coming-soon-text h4 {
  font-size: 0.95rem;
  color: var(--text-primary);
  margin-bottom: 5px;
}

.coming-soon-text p {
  font-size: 0.83rem;
  color: var(--text-muted);
  margin: 0;
}

.btn-disabled {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: 'Inter', sans-serif;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-muted);
  border: 1px solid var(--border-color);
  padding: 9px 18px;
  border-radius: var(--radius-sm);
  cursor: not-allowed;
  opacity: 0.6;
  text-decoration: none;
  white-space: nowrap;
}

.btn-external {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: 'Inter', sans-serif;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-primary);
  background: var(--bg-secondary);
  border: 1px solid #3a3a3a;
  padding: 9px 18px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.22s ease;
  text-decoration: none;
  white-space: nowrap;
}

.btn-external:hover {
  background: #222;
  border-color: #555;
  color: var(--text-primary);
  transform: translateY(-1px);
}

.btn-external svg { width: 13px; height: 13px; }

/* CTA strip at bottom of detail page */
.detail-cta {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 56px 0;
}

.detail-cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}

.detail-cta h3 { font-size: 1.2rem; margin-bottom: 6px; }
.detail-cta p { font-size: 0.88rem; color: var(--text-muted); margin: 0; }
.detail-cta-actions { display: flex; gap: 10px; flex-wrap: wrap; }

/* Responsive */
@media (max-width: 900px) {
  .detail-hero-inner { grid-template-columns: 1fr; }
  .detail-hero-meta { flex-direction: row; flex-wrap: wrap; min-width: unset; }
  .detail-meta-item { flex: 1; min-width: 140px; }
  .detail-section { grid-template-columns: 1fr; gap: 12px; padding: 32px 0; }
  .detail-section-label { position: static; }
  .proof-footer { padding: 14px 22px; }
  .detail-stats { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 600px) {
  .detail-stats { grid-template-columns: 1fr; }
  .coming-soon-block { flex-direction: column; align-items: flex-start; }
  .detail-cta-inner { flex-direction: column; align-items: flex-start; }
}