/* ===== PAGE TRANSITIONS ===== */
#page-transition {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 9999;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.65s cubic-bezier(0.4, 0, 0.2, 1);
}
#page-transition.fade-out { opacity: 1; pointer-events: all; }

body {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}
body.page-ready {
  opacity: 1;
  transform: translateY(0);
}

/* ===== BUTTONS ===== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .8rem 1.75rem;
  background: transparent;
  border: 1.5px solid var(--blue);
  color: var(--blue);
  font-family: "DM Sans", sans-serif;
  font-size: .9rem;
  font-weight: 600;
  letter-spacing: .02em;
  transition: background var(--transition), color var(--transition);
  cursor: pointer;
}
.btn-primary:hover { background: var(--blue); color: #fff; }

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .8rem 1.75rem;
  background: transparent;
  border: 1.5px solid rgba(232,228,240,0.45);
  color: var(--ink);
  font-family: "DM Sans", sans-serif;
  font-size: .9rem;
  font-weight: 600;
  letter-spacing: .02em;
  transition: background var(--transition), color var(--transition);
  cursor: pointer;
}
.btn-ghost:hover { background: var(--ink); color: #fff; }

.btn-red {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .9rem 2.25rem;
  background: var(--red);
  border: 1.5px solid var(--red);
  color: #fff;
  font-family: "DM Sans", sans-serif;
  font-size: .95rem;
  font-weight: 600;
  letter-spacing: .02em;
  transition: background var(--transition), color var(--transition);
  cursor: pointer;
}
.btn-red:hover { background: transparent; color: var(--red); }

/* ===== TAG ===== */
.tag-row { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 1.5rem; }

.tag {
  font-family: "DM Mono", monospace;
  font-size: .72rem;
  letter-spacing: .04em;
  padding: .3rem .75rem;
  border: 1px solid var(--border);
  color: var(--muted);
  background: rgba(12,14,28,0.55);
}

/* ===== STATS STRIP ===== */
.stats-strip { background: rgba(10,12,24,0.82); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); padding: 3rem 2rem; }

.stats-strip-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  justify-content: center;
  flex-wrap: wrap;
}

.stat-item { flex: 1 1 200px; text-align: center; padding: 1.5rem 2rem; position: relative; border-top: 1px solid rgba(214,64,69,.3); }
.stat-item:first-child { border-top: none; }

.stat-item + .stat-item::before { display: none; }

.stat-number {
  font-family: "Playfair Display", Georgia, serif;
  font-size: 2.75rem;
  font-weight: 700;
  color: #fff;
  line-height: 1;
  margin-bottom: .4rem;
}

.stat-label {
  font-family: "DM Mono", monospace;
  font-size: .72rem;
  color: var(--muted);
  letter-spacing: .08em;
  text-transform: uppercase;
}

/* ===== CHAPTER CARDS (HOME) ===== */
.chapter-cards { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }

.chapter-card {
  background: rgba(12,14,28,0.65);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--border);
  border-left: 3px solid transparent;
  padding: 2rem;
  position: relative;
  transition: transform var(--transition), box-shadow var(--transition), border-left-color var(--transition);
}

.chapter-card:hover {
  transform: translateX(3px);
  box-shadow: -4px 4px 20px rgba(0,0,0,0.4);
  border-left-color: var(--red);
}

.chapter-card .card-year {
  font-family: "DM Mono", monospace;
  font-size: .75rem;
  color: var(--muted);
  letter-spacing: .06em;
  margin-bottom: .75rem;
}

.chapter-card h3 {
  font-family: "Playfair Display", Georgia, serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: .75rem;
  line-height: 1.2;
}

.chapter-card p { font-size: .9rem; color: var(--muted); line-height: 1.65; margin-bottom: 1.25rem; }

.card-link {
  font-family: "DM Sans", sans-serif;
  font-size: .85rem;
  font-weight: 600;
  color: var(--red);
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  transition: gap var(--transition);
}
.card-link:hover { gap: .6rem; }

/* ===== FEATURED PROJECT ===== */
.featured-project { display: grid; grid-template-columns: 1fr; gap: 2rem; align-items: center; }

.project-visual {
  background: var(--ink);
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: "DM Mono", monospace;
  font-size: .75rem;
  color: var(--muted);
  letter-spacing: .1em;
}

.project-info .project-label {
  font-family: "DM Mono", monospace;
  font-size: .72rem;
  color: var(--muted);
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: .75rem;
}

.project-info h3 {
  font-family: "Playfair Display", Georgia, serif;
  font-size: 1.75rem;
  color: var(--ink);
  margin-bottom: 1rem;
  line-height: 1.2;
}

.project-info p { font-size: .95rem; color: var(--text); line-height: 1.75; margin-bottom: 1.5rem; }

/* ===== CLOSING CTA STRIP ===== */
.cta-strip { background: rgba(10,12,24,0.82); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); border-top: 1px solid var(--border); padding: 5rem 2rem; text-align: center; }

.cta-strip h2 {
  font-family: "Playfair Display", Georgia, serif;
  font-style: italic;
  font-size: 2.5rem;
  color: #fff;
  margin-bottom: 1.75rem;
}

/* ===== BRIDGE CTA ===== */
.bridge-cta { max-width: var(--max-w-text); margin: 0 auto; padding: 0 1.25rem 4rem; text-align: right; }

.bridge-link {
  font-family: "DM Sans", sans-serif;
  font-size: 1rem;
  font-weight: 600;
  color: var(--red);
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  transition: gap var(--transition);
}
.bridge-link:hover { gap: .8rem; }

@media (min-width: 640px) {
  .bridge-cta { padding-left: 2rem; padding-right: 2rem; }
  .stats-strip-inner { flex-direction: row; }
  .stat-item { border-top: none; }
  .stat-item + .stat-item::before {
    display: block;
    content: "";
    position: absolute;
    left: 0;
    top: 20%;
    height: 60%;
    width: 1px;
    background: var(--red);
  }
}

@media (min-width: 900px) {
  .chapter-cards { grid-template-columns: repeat(3, 1fr); }
  .featured-project { grid-template-columns: 1fr 1fr; gap: 3rem; }
}