/* ===== PROJECTS PAGE — projects.html only ===== */

/* PAGE HERO */
.page-hero {
  position: relative; z-index: 1;
  padding: 8rem 2rem 4rem;
  text-align: center;
}
.page-hero-label {
  font-family: var(--font-mono); font-size: .8rem;
  color: var(--accent); letter-spacing: .1em;
  text-transform: uppercase; margin-bottom: 1rem;
}
.page-hero h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700; letter-spacing: -.03em;
  margin-bottom: 1rem;
}
.page-hero h1 .accent {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.page-hero p {
  color: var(--text-dim); font-size: 1.1rem;
  max-width: 560px; margin: 0 auto 2rem;
}

/* FILTER TABS */
.filter-tabs {
  display: flex; gap: .6rem; justify-content: center;
  flex-wrap: wrap; margin-bottom: 3.5rem;
}
.filter-btn {
  font-family: var(--font-mono); font-size: .78rem;
  padding: .45rem 1.1rem;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 20px; color: var(--text-muted);
  cursor: pointer; transition: all .2s;
}
.filter-btn:hover  { border-color: var(--accent); color: var(--accent); }
.filter-btn.active {
  background: rgba(0,229,255,.1);
  border-color: var(--accent); color: var(--accent);
  box-shadow: var(--glow-sm);
}

/* PROJECTS GRID */
.all-projects { padding: 0 2rem 6rem; }
.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  max-width: 1100px; margin: 0 auto;
}

/* BASE CARD */
.pj-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color .3s, transform .25s, box-shadow .3s;
  display: flex; flex-direction: column;
}
.pj-card:hover {
  border-color: rgba(0,229,255,.4);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,.4), var(--glow-sm);
}
.pj-card.full-width { grid-column: 1 / -1; }

/* Card accent strip */
.pj-card::before {
  content: '';
  display: block; height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  opacity: 0; transition: opacity .3s;
}
.pj-card:hover::before { opacity: 1; }

.pj-body { padding: 2rem; flex: 1; display: flex; flex-direction: column; }

/* Card header row */
.pj-header {
  display: flex; align-items: flex-start;
  justify-content: space-between; margin-bottom: 1rem; gap: 1rem;
}
.pj-meta { display: flex; flex-direction: column; gap: .4rem; }
.pj-category {
  font-family: var(--font-mono); font-size: .7rem;
  color: var(--text-muted); letter-spacing: .05em;
  text-transform: uppercase;
}
.pj-badges-row { display: flex; gap: .4rem; flex-wrap: wrap; }

.pj-actions { display: flex; gap: .5rem; flex-shrink: 0; }
.pj-link {
  font-family: var(--font-mono); font-size: .8rem;
  color: var(--accent); padding: .3rem .7rem;
  border: 1px solid rgba(0,229,255,.3); border-radius: var(--radius);
  transition: all .2s; display: inline-flex; align-items: center; gap: .3rem;
}
.pj-link:hover { background: rgba(0,229,255,.1); box-shadow: var(--glow-sm); }

/* Title + desc */
.pj-title {
  font-size: 1.5rem; font-weight: 700;
  margin-bottom: .6rem; line-height: 1.2;
}
.pj-subtitle {
  font-family: var(--font-mono); font-size: .78rem;
  color: var(--accent); margin-bottom: .75rem;
}
.pj-desc {
  color: var(--text-dim); font-size: .9rem;
  line-height: 1.7; margin-bottom: 1.25rem; flex: 1;
}

/* Platform row */
.pj-platforms {
  display: flex; gap: .5rem; flex-wrap: wrap; margin-bottom: 1.25rem;
}

/* Tech stack pills */
.pj-stack { display: flex; flex-wrap: wrap; gap: .4rem; margin-bottom: 1.25rem; }
.pj-stack span {
  font-family: var(--font-mono); font-size: .7rem;
  padding: .15rem .6rem;
  background: rgba(0,229,255,.07); border: 1px solid rgba(0,229,255,.18);
  border-radius: 4px; color: var(--accent);
}

/* Stats row */
.pj-stats {
  display: flex; gap: 1.5rem; flex-wrap: wrap;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
  margin-top: auto;
}
.pj-stat       { display: flex; flex-direction: column; gap: .15rem; }
.pj-stat-val   { font-family: var(--font-mono); font-size: .95rem; font-weight: 700; color: var(--accent3); }
.pj-stat-label { font-family: var(--font-mono); font-size: .7rem; color: var(--text-muted); }

/* ===== ECOSYSTEM CARD (TrustCore) ===== */
.pj-card.ecosystem {
  border-color: rgba(0,229,255,.25);
  background: linear-gradient(135deg, var(--surface), rgba(0,229,255,.02));
}
.eco-header {
  display: flex; align-items: center; gap: 1rem;
  margin-bottom: 1.5rem;
}
.eco-logo {
  width: 52px; height: 52px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, rgba(0,229,255,.15), rgba(124,58,237,.15));
  border: 1px solid rgba(0,229,255,.2);
  font-size: 1.4rem;
}
.eco-title-wrap .eco-brand {
  font-size: 1.6rem; font-weight: 700; line-height: 1.1;
}
.eco-title-wrap .eco-tagline {
  font-family: var(--font-mono); font-size: .75rem; color: var(--text-muted);
}

/* Sub-products */
.eco-products { display: flex; flex-direction: column; gap: 1rem; margin-top: 1.5rem; }
.eco-product {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  transition: border-color .25s, background .25s;
}
.eco-product:hover {
  border-color: rgba(0,229,255,.3);
  background: rgba(0,229,255,.03);
}
.eco-product-header {
  display: flex; align-items: center;
  justify-content: space-between; margin-bottom: .6rem;
}
.eco-product-name {
  font-size: 1.05rem; font-weight: 700;
}
.eco-product-desc {
  color: var(--text-dim); font-size: .85rem;
  line-height: 1.6; margin-bottom: .75rem;
}
.eco-product-platforms { display: flex; gap: .4rem; flex-wrap: wrap; }

/* ===== FULL-STACK CARD (Mettomet) ===== */
.pj-card.fullstack { border-color: rgba(124,58,237,.25); }
.pj-card.fullstack:hover { border-color: rgba(124,58,237,.5); box-shadow: 0 12px 40px rgba(0,0,0,.4), var(--glow-purple); }
.pj-card.fullstack::before { background: linear-gradient(90deg, var(--accent2), var(--accent)); }
.arch-diagram {
  display: grid; grid-template-columns: 1fr auto 1fr;
  gap: 1rem; align-items: center; margin: 1.25rem 0;
}
.arch-layer {
  background: var(--bg-alt); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 1rem; text-align: center;
}
.arch-layer-title { font-family: var(--font-mono); font-size: .7rem; color: var(--text-muted); margin-bottom: .4rem; }
.arch-layer-val   { font-size: .85rem; font-weight: 600; }
.arch-arrow {
  display: flex; align-items: center; justify-content: center;
  color: var(--accent2); font-size: 1.2rem;
}

/* RESPONSIVE */
@media (max-width: 900px) {
  .projects-grid { grid-template-columns: 1fr; }
  .pj-card.full-width { grid-column: 1; }
  .arch-diagram { grid-template-columns: 1fr; }
  .arch-arrow { transform: rotate(90deg); }
}
@media (max-width: 600px) {
  .page-hero { padding: 7rem 1.5rem 3rem; }
  .all-projects { padding: 0 1.5rem 4rem; }
}