/* ===== Projects Grid ===== */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 28px;
}

.project-card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform 0.35s var(--ease), border-color 0.35s var(--ease);
}
.project-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-hover);
}

/* mouse-tracked spotlight (JS sets --mx / --my) */
.card-spotlight {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0;
  transition: opacity 0.4s var(--ease);
  background: radial-gradient(300px circle at var(--mx,50%) var(--my,50%), rgba(168,85,247,0.18), transparent 70%);
}
.project-card:hover .card-spotlight { opacity: 1; }

.project-image { position: relative; z-index: 1; aspect-ratio: 16/10; overflow: hidden; }
.project-image img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s var(--ease); }
.project-card:hover .project-image img { transform: scale(1.06); }

.project-body { position: relative; z-index: 1; padding: 24px; }
.project-body h3 { font-family: var(--font-heading); font-size: 1.15rem; margin-bottom: 8px; }
.project-body p { color: var(--text-dim); font-size: 0.92rem; margin-bottom: 16px; }

.tech-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; }
.tech-tags li {
  font-size: 0.72rem;
  font-weight: 600;
  padding: 5px 11px;
  border-radius: 999px;
  background: rgba(168,85,247,0.1);
  color: var(--violet-300);
  border: 1px solid var(--border);
}

.project-links { display: flex; gap: 20px; }
.project-links a {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s var(--ease), color 0.25s var(--ease);
}
.project-links a:hover { color: var(--violet-300); border-color: var(--violet-500); }

/* ===== Blogs Grid ===== */
.blogs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 28px;
}

.blog-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform 0.35s var(--ease), border-color 0.35s var(--ease);
}
.blog-card:hover { transform: translateY(-6px); border-color: var(--border-hover); }

.blog-card-link { display: block; }
.blog-card-image { aspect-ratio: 16/9; overflow: hidden; background: var(--bg-alt); }
.blog-card-image img { width: 100%; height: 100%; object-fit: cover; }

.blog-card-body { padding: 22px; }
.blog-card-meta {
  display: flex; gap: 8px;
  font-size: 0.75rem;
  color: var(--text-faint);
  margin-bottom: 10px;
}
.blog-card-body h3 {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  margin-bottom: 8px;
  line-height: 1.35;
}
.blog-card-body p { color: var(--text-dim); font-size: 0.88rem; margin-bottom: 14px; }
.blog-card-cta { font-size: 0.82rem; font-weight: 600; color: var(--violet-300); }

.blog-tags { margin-bottom: 14px; }
.blog-tags li { background: rgba(168, 85, 247, 0.06); }

.blogs-error { color: var(--text-dim); grid-column: 1/-1; text-align: center; padding: 40px 0; }
.blogs-error a { color: var(--violet-300); font-weight: 600; }

/* Skeleton loading */
.skeleton {
  height: 320px;
  background: linear-gradient(110deg, var(--surface) 8%, var(--surface-alt) 18%, var(--surface) 33%);
  background-size: 200% 100%;
  animation: shimmer 1.4s linear infinite;
}
@keyframes shimmer { to { background-position-x: -200%; } }

/* ===== Footer ===== */
.site-footer { border-top: 1px solid var(--border); padding: 40px 0; }
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  color: var(--text-faint);
  font-size: 0.85rem;
}
.footer-social { display: flex; gap: 20px; }
.footer-social a { color: var(--text-dim); font-weight: 500; transition: color 0.25s var(--ease); }
.footer-social a:hover { color: var(--violet-300); }

/* ===== Back to top ===== */
.back-to-top {
  position: fixed;
  bottom: 28px; right: 28px;
  width: 46px; height: 46px;
  border-radius: 50%;
  background: var(--gradient);
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 1.1rem;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: all 0.35s var(--ease);
  z-index: 90;
  box-shadow: 0 8px 24px -8px var(--violet-glow);
}
.back-to-top.visible { opacity: 1; pointer-events: auto; transform: translateY(0); }

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; text-align: center; padding-top: 120px; }
  .hero-text .bio { margin-inline: auto; }
  .social-links, .hero-cta { justify-content: center; }
  .hero-photo { order: -1; }
  .photo-card { width: 260px; }
}

@media (max-width: 720px) {
  .nav-links {
    position: fixed;
    top: 76px; left: 0; right: 0;
    flex-direction: column;
    background: rgba(8,8,12,0.97);
    backdrop-filter: blur(14px);
    padding: 28px 32px;
    gap: 22px;
    border-bottom: 1px solid var(--border);
    transform: translateY(-120%);
    transition: transform 0.35s var(--ease);
  }
  .nav-links.open { transform: translateY(0); }
  .nav-toggle { display: flex; }
  .section { padding: 80px 0; }
  .container { padding: 0 20px; }
}