/* PAGE HEADER */
.page-header-grid {
  position: absolute; inset: 0;
  background-image: linear-gradient(rgba(0,229,255,0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(0,229,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 100% 100% at 50% 0%, black 30%, transparent 100%);
}
.page-tag { color: var(--accent); }
.page-tag::before { background: var(--accent); }

/* FILTER */
.filter-btn:hover, .filter-btn.active { border-color: var(--accent); color: var(--accent); background: rgba(0,229,255,0.05); }

/* FEATURED PROJECT */
.featured-project {
  display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center;
  background: var(--bg2); border: 1px solid var(--border);
  padding: 3rem; margin-bottom: 3rem; text-decoration: none; color: inherit;
  transition: border-color 0.3s, background 0.2s; position: relative; overflow: hidden;
}
.featured-project::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse 60% 60% at 100% 0%, rgba(0,229,255,0.04), transparent);
  pointer-events: none;
}
.featured-project:hover { border-color: rgba(0,229,255,0.35); background: var(--bg3); }

.featured-pin {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-family: var(--mono); font-size: 0.68rem; color: var(--accent);
  letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 1rem;
}
.featured-pin::before { content: '⭐'; font-size: 0.8rem; }

.featured-title { font-size: clamp(1.6rem, 2.5vw, 2.2rem); font-weight: 800; letter-spacing: -0.01em; line-height: 1.2; margin-bottom: 1rem; transition: color 0.2s; }
.featured-project:hover .featured-title { color: var(--accent); }
.featured-excerpt { font-size: 0.95rem; color: var(--muted); line-height: 1.7; margin-bottom: 1.5rem; }
.featured-meta { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }

.proj-tag {
  display: inline-block; font-family: var(--mono); font-size: 0.65rem;
  color: var(--accent); letter-spacing: 0.1em; text-transform: uppercase;
  border: 1px solid rgba(0,229,255,0.35); padding: 0.2rem 0.6rem;
}
.proj-tag.purple { color: var(--accent2); border-color: rgba(124,58,237,0.35); }

.status-badge {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-family: var(--mono); font-size: 0.65rem; letter-spacing: 0.08em; text-transform: uppercase;
}
.status-badge::before { content: ''; display: inline-block; width: 6px; height: 6px; border-radius: 50%; }
.status-live { color: #3fb950; }
.status-live::before { background: #3fb950; box-shadow: 0 0 6px #3fb950; }
.status-dev { color: #d29400; }
.status-dev::before { background: #d29400; }

.proj-graphic {
  aspect-ratio: 16/9; background: var(--bg); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden;
}
.code-graphic {
  font-family: var(--mono); font-size: 0.72rem; color: rgba(0,229,255,0.4);
  line-height: 1.9; padding: 1.5rem; width: 100%;
}
.code-graphic .kw { color: rgba(255,123,114,0.8); }
.code-graphic .fn { color: rgba(0,229,255,0.75); }
.code-graphic .str { color: rgba(165,214,255,0.7); }
.code-graphic .cm { color: rgba(255,255,255,0.2); }
.code-graphic .num { color: rgba(121,192,255,0.8); }

/* PROJECTS GRID */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
}

.proj-card {
  background: var(--bg3); border: 1px solid var(--border);
  overflow: hidden; transition: all 0.3s; display: flex; flex-direction: column;
}
.proj-card:hover {
  border-color: rgba(0,229,255,0.25); transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.4), 0 0 0 1px rgba(0,229,255,0.06);
}

.proj-card-thumb {
  width: 100%; aspect-ratio: 16/7; background: var(--bg);
  display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden; border-bottom: 1px solid var(--border);
}
.proj-thumb-inner {
  width: 80%; height: 78%; border: 1px solid var(--border);
  display: flex; flex-direction: column; padding: 0.9rem; gap: 0.5rem;
}
.proj-line { height: 6px; background: rgba(0,229,255,0.1); border-radius: 2px; }
.proj-line.accent { background: rgba(0,229,255,0.45); width: 50%; }
.proj-line.short { width: 65%; }
.proj-line.med { width: 80%; }
.proj-dots { display: flex; gap: 4px; margin-top: auto; }
.proj-dot { width: 6px; height: 6px; border-radius: 50%; background: rgba(255,255,255,0.08); }
.proj-dot.on { background: var(--accent); }

.proj-card-overlay {
  position: absolute; inset: 0; background: rgba(0,0,0,0.65);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: opacity 0.25s;
}
.proj-card:hover .proj-card-overlay { opacity: 1; }

.open-btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.65rem 1.4rem;
  background: var(--accent); color: #000;
  font-family: var(--mono); font-size: 0.75rem; font-weight: 700;
  letter-spacing: 0.08em; text-transform: uppercase;
  text-decoration: none; transition: background 0.2s;
  clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 8px 100%, 0 calc(100% - 8px));
}
.open-btn:hover { background: #fff; }

.proj-card-info { padding: 1.2rem; flex: 1; display: flex; flex-direction: column; }
.proj-card-meta { font-family: var(--mono); font-size: 0.67rem; color: var(--accent); letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 0.45rem; }
.proj-card-title { font-size: 1.05rem; font-weight: 700; margin-bottom: 0.4rem; }
.proj-card-desc { font-size: 0.85rem; color: var(--muted); line-height: 1.55; flex: 1; }
.proj-card-footer {
  display: flex; align-items: center; justify-content: space-between;
  margin-top: 1rem; padding-top: 0.8rem; border-top: 1px solid var(--border);
  flex-wrap: wrap; gap: 0.5rem;
}
.proj-card-tags { display: flex; gap: 0.4rem; flex-wrap: wrap; }

/* RESPONSIVE */
@media (max-width: 768px) {
  .featured-project { grid-template-columns: 1fr; padding: 2rem 1.5rem; gap: 1.5rem; }
  .proj-graphic { display: none; }
  .projects-grid { grid-template-columns: 1fr; }
  .proj-card:hover { transform: none; }
}

@media (max-width: 480px) {
  .featured-title { font-size: 1.4rem; }
  .featured-excerpt { font-size: 0.88rem; }
}