/* ─────────────────────────────────────────
   PAGE HERO
───────────────────────────────────────── */
.page-hero {
  min-height: 40vh;
  display: flex;
  align-items: flex-end;
  padding: 10rem 6vw 4rem;
  position: relative;
  overflow: hidden;
  background: var(--black);
  border-bottom: 1px solid var(--border);
}

.page-hero-inner { position: relative; z-index: 1; max-width: 700px; }

.page-hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--amber);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.page-hero-eyebrow::before {
  content: '';
  width: 32px;
  height: 1px;
  background: var(--amber);
  display: inline-block;
}

.page-hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-bottom: 1.2rem;
}

.page-hero-title span { color: var(--amber); }

.page-hero-sub {
  font-size: 1rem;
  color: var(--muted);
  line-height: 1.7;
  max-width: 560px;
}

/* ─────────────────────────────────────────
   FILTER BAR
───────────────────────────────────────── */
.filter-bar {
  background: var(--deep);
  border-bottom: 1px solid var(--border);
  padding: 1rem 6vw;
  position: sticky;
  top: 65px; /* sits just below the fixed nav */
  z-index: 90;
}

.filter-bar-inner {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.filter-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  flex-shrink: 0;
}

.filter-pills {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.filter-pill {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--muted);
  background: transparent;
  border: 1px solid var(--border);
  padding: 0.35rem 0.9rem;
  border-radius: 100px;
  cursor: pointer;
  letter-spacing: 0.06em;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}

.filter-pill:hover {
  border-color: var(--amber);
  color: var(--amber);
}

.filter-pill.active {
  background: var(--amber);
  border-color: var(--amber);
  color: var(--black);
  font-weight: 600;
}

/* ─────────────────────────────────────────
   PROJECTS GRID
───────────────────────────────────────── */
.projects-page-section {
  padding: 5rem 6vw;
  background: var(--deep);
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(520px, 1fr));
  gap: 2rem;
  align-items: start;
}

/* ─────────────────────────────────────────
   PROJECT CARD
───────────────────────────────────────── */
.proj-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-top: 3px solid var(--amber);
  border-radius: 12px 12px 12px 12px;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  transition: border-color 0.25s, box-shadow 0.25s, transform 0.2s;
  position: relative;
  overflow: hidden;
}

.proj-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: linear-gradient(160deg, rgba(240,165,0,0.03) 0%, transparent 50%);
  pointer-events: none;
}

.proj-card:hover {
  border-color: rgba(240,165,0,0.45);
  box-shadow: 0 8px 40px rgba(240,165,0,0.07);
  transform: translateY(-3px);
}

/* Card top row — number, status, badge */
.proj-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.proj-card-meta {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.proj-number {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--dim);
  letter-spacing: 0.1em;
}

.proj-status {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.25rem 0.7rem;
  border-radius: 100px;
  border: 1px solid;
}

.status-active   { color: #4ade80; border-color: rgba(74,222,128,0.3); background: rgba(74,222,128,0.08); }
.status-progress { color: #60a5fa; border-color: rgba(96,165,250,0.3); background: rgba(96,165,250,0.08); }
.status-phase    { color: var(--amber); border-color: rgba(240,165,0,0.3); background: rgba(240,165,0,0.08); }
.status-done     { color: #a78bfa; border-color: rgba(167,139,250,0.3); background: rgba(167,139,250,0.08); }

.proj-badge {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.25rem 0.7rem;
  border-radius: 100px;
  border: 1px solid var(--border);
  color: var(--muted);
  background: rgba(255,255,255,0.03);
}

.flagship-badge {
  background: rgba(240,165,0,0.12);
  color: var(--amber);
  border-color: rgba(240,165,0,0.3);
}

/* Title */
.proj-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

/* Summary */
.proj-summary {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.75;
}

/* Highlights */
.proj-highlights {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.proj-highlight-item {
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
  font-size: 0.82rem;
  color: var(--muted);
  line-height: 1.5;
}

.highlight-icon { flex-shrink: 0; font-size: 0.9rem; margin-top: 0.05rem; }

/* Stack pills */
.proj-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.proj-pill {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--dim);
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  padding: 0.22rem 0.6rem;
  border-radius: 100px;
}

/* Footer buttons */
.proj-card-footer {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: auto;
  padding-top: 0.5rem;
  border-top: 1px solid var(--border);
}

.proj-view-btn {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--black);
  background: linear-gradient(135deg, var(--amber), var(--amber2));
  padding: 0.65rem 1.4rem;
  border-radius: 4px;
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s;
}

.proj-view-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(240,165,0,0.25);
}

.proj-github-btn {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--muted);
  text-decoration: none;
  border: 1px solid var(--border);
  padding: 0.65rem 1.1rem;
  border-radius: 4px;
  transition: color 0.2s, border-color 0.2s;
}

.proj-github-btn:hover { color: var(--amber); border-color: rgba(240,165,0,0.4); }

/* Hidden card when filtered out */
.proj-card.hidden {
  display: none;
}

/* ─────────────────────────────────────────
   VISION BANNER
───────────────────────────────────────── */
.vision-banner {
  background: var(--black);
  border-top: 1px solid var(--border);
  padding: 6rem 6vw;
}

.vision-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.vision-text p {
  font-size: 0.95rem;
  color: var(--muted);
  line-height: 1.8;
  margin-top: 1rem;
  max-width: 480px;
}

/* Vision diagram */
.vision-diagram {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.2rem;
}

.vision-node {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.6rem 1.2rem;
  border-radius: 6px;
  border: 1px solid;
  text-align: center;
}

.vision-node.central {
  color: var(--amber);
  border-color: rgba(240,165,0,0.5);
  background: rgba(240,165,0,0.08);
  font-weight: 600;
  font-size: 0.85rem;
  padding: 0.8rem 2rem;
}

.vision-spokes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.7rem;
  width: 100%;
}

.vision-node.spoke {
  color: var(--text);
  border-color: var(--border);
  background: var(--card);
  font-size: 0.7rem;
}

.vision-node.spoke-planned {
  color: var(--dim);
  border-color: var(--border);
  border-style: dashed;
  background: transparent;
}

/* Active nav link */
.nav-active { color: var(--amber) !important; }

/* ─────────────────────────────────────────
   RESPONSIVE
───────────────────────────────────────── */
@media (max-width: 900px) {
  .projects-page-section {
    grid-template-columns: 1fr;
  }

  .vision-inner {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
}

@media (max-width: 520px) {
  .page-hero { padding: 8rem 5vw 3rem; }
  .projects-page-section { padding: 3rem 5vw; }
  .filter-bar { padding: 0.8rem 5vw; top: 57px; }
  .vision-banner { padding: 4rem 5vw; }
  .proj-card-footer { flex-direction: column; align-items: flex-start; }
  .proj-view-btn, .proj-github-btn { width: 100%; text-align: center; }
}