/* casestudy.css — styles for all case study pages */

.cs-hero {
  padding-top: 120px;
  padding-bottom: 0;
}

.cs-back {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--text2);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  background: none; border: none;
  padding: 0;
  font-family: 'Inter', sans-serif;
  transition: color 0.2s;
  margin-bottom: 3rem;
  text-decoration: none;
}

.cs-back:hover { color: var(--text); }
.cs-back:hover svg { transform: translateX(-3px); }
.cs-back svg { transition: transform 0.2s; }

.cs-category {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-light);
  margin-bottom: 1rem;
}

.cs-title {
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 2.5rem;
  line-height: 1.1;
}

.cs-screenshot {
  width: 100%;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: hidden;
  margin-top: 3rem;
  background: var(--bg2);
}

.cs-screenshot img {
  width: 100%;
  height: auto;
  display: block;
}

.cs-screenshot-placeholder {
  width: 100%;
  /* aspect-ratio removed — height follows image naturally */
  display: flex; align-items: center; justify-content: center;
  padding: 4rem 2rem;
  font-size: 0.8125rem;
  color: var(--text3);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-family: 'Inter', sans-serif;
}

/* ── BODY ── */
.cs-body { padding: 80px 0; }

.cs-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 5rem;
}

.cs-section { margin-bottom: 3.5rem; }

.cs-section-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--text);
}

.cs-section p {
  color: var(--text2);
  line-height: 1.8;
  font-size: 0.9375rem;
}

/* ── SIDEBAR ── */
.cs-meta-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.cs-meta-title {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text3);
  margin-bottom: 1rem;
}

.cs-meta-row {
  display: flex; justify-content: space-between;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.875rem;
}

.cs-meta-row:last-child { border-bottom: none; }
.cs-meta-key { color: var(--text2); }
.cs-meta-val { color: var(--text); font-weight: 500; }

/* ── FEATURES ── */
.cs-features { list-style: none; display: flex; flex-direction: column; gap: 0.625rem; }

.cs-features li {
  display: flex; align-items: center; gap: 10px;
  font-size: 0.9375rem;
  color: var(--text2);
}

.cs-features li::before {
  content: '';
  width: 18px; height: 18px;
  background: var(--accent-dim);
  border: 1px solid rgba(124,58,237,0.3);
  border-radius: 4px;
  flex-shrink: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none'%3E%3Cpath d='M3 8l3.5 3.5 6.5-7' stroke='%23A78BFA' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-size: 14px 14px;
  background-position: center;
  background-repeat: no-repeat;
}

/* ── TECH TAGS ── */
.cs-tech-tags {
  display: flex; flex-wrap: wrap; gap: 0.5rem;
  list-style: none;
}

.cs-tech-tag {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 5px 12px;
  font-size: 0.8125rem;
  color: var(--text2);
  font-weight: 500;
}

/* ── GALLERY ── */
.cs-gallery { margin-bottom: 3.5rem; }

.cs-gallery-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 1.25rem;
}

.cs-gallery-item {
  width: 100%;
  /* aspect-ratio removed — height follows image naturally */
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  display: block;
}

.cs-gallery-item img {
  width: 100%;
  height: auto;
  display: block;
}

/* Fallback text when no image — only shows if item has no <img> */
.cs-gallery-item:not(:has(img)) {
  display: flex; align-items: center; justify-content: center;
  padding: 3rem 1rem;
  font-size: 0.75rem;
  color: var(--text3);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-family: 'Inter', sans-serif;
}

/* ── NEXT PROJECT ── */
.next-project {
  padding: 48px 0;
  border-top: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
}

.next-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text3);
  margin-bottom: 0.5rem;
}

.next-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -0.02em;
  transition: color 0.2s;
}

.next-title:hover { color: var(--accent-light); }

.next-arrow {
  width: 48px; height: 48px;
  border: 1px solid var(--border-light);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--text2);
  text-decoration: none;
  transition: border-color 0.2s, color 0.2s;
  font-size: 1.125rem;
}

.next-arrow:hover { border-color: var(--accent-light); color: var(--accent-light); }

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .cs-grid { grid-template-columns: 1fr; gap: 2rem; }
  .cs-gallery-grid { grid-template-columns: 1fr; }
  .cs-hero { padding-top: 96px; }
  .next-project { flex-direction: column; gap: 1.5rem; align-items: flex-start; }
}

.cs-live-link {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 0.75rem 1.25rem;
  background: var(--accent-dim);
  border: 1px solid rgba(124,58,237,0.3);
  border-radius: var(--radius-sm);
  color: var(--accent-light);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  font-family: 'Inter', sans-serif;
  transition: background 0.2s, border-color 0.2s, color 0.2s;
  margin-top: 1.5rem;
}

.cs-live-link:hover {
  background: rgba(124,58,237,0.2);
  border-color: rgba(124,58,237,0.5);
  color: #C4B5FD;
}