/* ============================================
   Journey timeline, Projects, Skills, Awards
   ============================================ */

/* ---- Journey (3D scroll timeline) ---- */
.journey {
  position: relative;
}
.journey-rail {
  position: relative;
  display: grid;
  grid-template-columns: 140px 1fr 1fr;
  gap: 2rem;
  max-width: 1100px;
  margin: 0 auto;
}
.jr-spine {
  position: sticky;
  top: 20vh;
  height: 60vh;
  grid-column: 1;
}
.jr-spine-inner {
  position: relative;
  height: 100%;
  width: 100%;
}
.jr-spine-line {
  position: absolute;
  left: 50%;
  top: 0; bottom: 0;
  width: 2px;
  transform: translateX(-50%);
  background: linear-gradient(var(--line-soft), var(--line) 20%, var(--line) 80%, var(--line-soft));
}
.jr-spine-fill {
  position: absolute;
  left: 50%; top: 0;
  width: 2px;
  height: var(--fill, 0%);
  transform: translateX(-50%);
  background: linear-gradient(var(--lime), var(--violet));
  box-shadow: 0 0 12px color-mix(in oklch, var(--lime) 50%, transparent);
  transition: height 120ms linear;
}
.jr-spine-orb {
  position: absolute;
  left: 50%; top: var(--fill, 0%);
  width: 28px; height: 28px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: radial-gradient(circle, var(--lime), var(--violet));
  box-shadow: 0 0 30px var(--lime), 0 0 60px var(--violet);
  transition: top 120ms linear;
}
.jr-spine-orb::before {
  content: "";
  position: absolute; inset: -8px;
  border-radius: 50%;
  border: 1px solid var(--lime);
  opacity: 0.5;
  animation: pulseRing 2s ease-out infinite;
}
@keyframes pulseRing {
  0% { transform: scale(1); opacity: 0.6; }
  100% { transform: scale(2); opacity: 0; }
}
.jr-year {
  position: sticky;
  top: 25vh;
  grid-column: 1;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--fg-3);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  text-align: center;
  margin-top: -60vh;
}

.jr-chapters { grid-column: 2 / 4; display: flex; flex-direction: column; gap: 5rem; }

.chapter {
  position: relative;
  min-height: 50vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: start;
}
.chapter-meta {
  position: sticky;
  top: 18vh;
  align-self: start;
}
.chapter-era {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--lime);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}
.chapter-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3.2vw, 2.4rem);
  line-height: 1.05;
  letter-spacing: -0.025em;
  font-weight: 500;
  color: var(--fg-0);
  margin: 0 0 0.4rem;
}
.chapter-title em { font-style: italic; color: var(--lime); }
.chapter-org {
  color: var(--fg-2);
  font-size: 0.95rem;
  margin-bottom: 0.4rem;
}
.chapter-range {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--fg-3);
  letter-spacing: 0.08em;
}

.chapter-body { display: flex; flex-direction: column; gap: 1.2rem; }
.chapter-lede {
  color: var(--fg-2);
  font-size: 1rem;
  line-height: 1.65;
}
.chapter-points { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 0.7rem; }
.chapter-points li {
  position: relative;
  padding-left: 1.4rem;
  color: var(--fg-1);
  font-size: 0.92rem;
  line-height: 1.55;
}
.chapter-points li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.6em;
  width: 0.6rem; height: 1px;
  background: var(--lime);
}
.chapter-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 0.2rem; }
.chip {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 0.32rem 0.7rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--glass);
  color: var(--fg-1);
  letter-spacing: 0.04em;
  transition: all 250ms var(--e-out);
}
.chip:hover { background: var(--lime); color: var(--bg-ink); border-color: var(--lime); transform: translateY(-2px); }
.chip.violet:hover { background: var(--violet); color: #fff; border-color: var(--violet); }

/* ---- Projects grid ---- */
.proj-wall {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1.2rem;
}
.proj {
  position: relative;
  grid-column: span 6;
  aspect-ratio: 5 / 4;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--bg-1);
  transform-style: preserve-3d;
  transition: transform 600ms var(--e-out);
  will-change: transform;
}
.proj.feature { grid-column: span 8; aspect-ratio: 16 / 10; }
.proj.tall    { grid-column: span 4; aspect-ratio: 4 / 5; }
.proj.wide    { grid-column: span 6; }
.proj-inner {
  position: absolute; inset: 0;
  padding: clamp(1.5rem, 2.5vw, 2.2rem);
  display: flex; flex-direction: column; justify-content: space-between;
  transform-style: preserve-3d;
}
.proj-bg {
  position: absolute; inset: 0;
  opacity: 0.9;
  transition: transform 600ms var(--e-out);
  transform: translateZ(-1px);
  z-index: 0;
}
.proj-bg.laygen { background:
  radial-gradient(120% 80% at 30% 20%, color-mix(in oklch, var(--lime) 30%, transparent), transparent 60%),
  radial-gradient(100% 60% at 80% 90%, color-mix(in oklch, var(--violet) 35%, transparent), transparent 60%),
  var(--bg-1); }
.proj-bg.askme { background:
  radial-gradient(80% 80% at 80% 20%, color-mix(in oklch, var(--violet) 28%, transparent), transparent 60%),
  var(--bg-1); }
.proj-bg.formgen { background:
  linear-gradient(135deg, var(--bg-2), var(--bg-1));
}
.proj-bg.hanforge { background:
  radial-gradient(80% 80% at 20% 80%, color-mix(in oklch, var(--lime) 24%, transparent), transparent 60%),
  var(--bg-1); }
.proj-bg.vlmfusion { background:
  linear-gradient(160deg, color-mix(in oklch, var(--violet) 15%, var(--bg-1)), var(--bg-2));
}
.proj-bg.slidegen { background:
  radial-gradient(60% 60% at 60% 40%, color-mix(in oklch, var(--coral) 22%, transparent), transparent 60%),
  var(--bg-1);
}
.proj-viz {
  position: absolute; inset: 0;
  z-index: 0;
  opacity: 0.75;
  transform: translateZ(0);
  pointer-events: none;
}
.proj-content {
  position: relative;
  z-index: 2;
  display: flex; flex-direction: column; height: 100%; justify-content: space-between;
  transform: translateZ(30px);
}
.proj-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; }
.proj-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--fg-3);
  padding: 0.4rem 0.8rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--glass);
  backdrop-filter: blur(10px);
}
.proj-badge {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  background: var(--lime);
  color: var(--bg-ink);
  font-weight: 600;
}
.proj-badge.violet { background: var(--violet); color: #fff; }
.proj-badge.coral  { background: var(--coral); color: #fff; }

.proj-name {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.6vw, 2.2rem);
  line-height: 1;
  letter-spacing: -0.02em;
  font-weight: 500;
  color: var(--fg-0);
  margin: 0 0 0.6rem;
}
.proj-desc {
  font-size: 0.9rem;
  line-height: 1.55;
  color: var(--fg-2);
  margin: 0 0 1rem;
  max-width: 48ch;
}
.proj-meta {
  display: flex; justify-content: space-between; align-items: flex-end;
  gap: 1rem;
}
.proj-tech {
  display: flex; flex-wrap: wrap; gap: 0.35rem;
}
.proj-tech span {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  padding: 0.28rem 0.6rem;
  border-radius: 6px;
  background: var(--glass);
  backdrop-filter: blur(8px);
  border: 1px solid var(--line-soft);
  color: var(--fg-2);
}
.proj-cta {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--fg-0);
  display: inline-flex; align-items: center; gap: 0.4rem;
  padding: 0.55rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--glass);
  backdrop-filter: blur(10px);
  transition: all 250ms var(--e-out);
  white-space: nowrap;
}
.proj-cta:hover { background: var(--lime); color: var(--bg-ink); border-color: var(--lime); }
.proj-cta .arrow { transition: transform 300ms var(--e-spring); }
.proj-cta:hover .arrow { transform: translate(4px, -4px); }

/* tilt hover */
.proj:hover { transform: translateY(-4px); }
.proj:hover .proj-bg { transform: scale(1.05); }

/* ---- Skills constellation ---- */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1rem;
}
.skill-cell {
  grid-column: span 4;
  background: var(--bg-1);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.5rem;
  position: relative;
  overflow: hidden;
  transition: all 400ms var(--e-out);
}
.skill-cell:hover {
  background: var(--bg-2);
  border-color: var(--lime);
  transform: translateY(-4px);
}
.skill-cell::before {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(400px circle at var(--mx, 50%) var(--my, 50%), color-mix(in oklch, var(--lime) 10%, transparent), transparent 40%);
  opacity: 0; transition: opacity 400ms;
  pointer-events: none;
}
.skill-cell:hover::before { opacity: 1; }
.skill-num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--fg-3);
  letter-spacing: 0.1em;
}
.skill-cell h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--fg-0);
  margin: 0.4rem 0 0.8rem;
}
.skill-cell p {
  font-size: 0.84rem;
  line-height: 1.55;
  color: var(--fg-2);
  margin: 0 0 1rem;
}
.skill-tech {
  display: flex; flex-wrap: wrap; gap: 0.3rem;
  position: relative; z-index: 2;
}
.skill-tech span {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--fg-1);
}
.skill-tech span + span::before { content: " · "; color: var(--fg-3); padding: 0 0.15rem; }

/* ---- Awards ---- */
.awards-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.award {
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-1);
  position: relative;
  overflow: hidden;
  transition: all 400ms var(--e-out);
}
.award:hover { transform: translateY(-4px); border-color: var(--lime); }
.award-year {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--lime);
  letter-spacing: 0.1em;
  margin-bottom: 0.8rem;
}
.award-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--fg-0);
  margin-bottom: 0.4rem;
  line-height: 1.2;
}
.award-sub {
  font-size: 0.82rem;
  color: var(--fg-2);
  line-height: 1.4;
}
.award-rank {
  position: absolute;
  top: 1rem; right: 1rem;
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 500;
  color: var(--lime);
  opacity: 0.25;
  line-height: 1;
}
.award:hover .award-rank { opacity: 0.5; color: var(--lime); }
.award.violet .award-rank { color: var(--violet); }
.award.violet .award-year { color: var(--violet); }
.award.coral .award-rank { color: var(--coral); }
.award.coral .award-year { color: var(--coral); }

/* ---- Contact band ---- */
.contact {
  padding: clamp(6rem, 12vw, 10rem) 0;
  text-align: center;
  position: relative;
}
.contact-mega {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 9vw, 8rem);
  font-weight: 500;
  letter-spacing: -0.04em;
  line-height: 0.95;
  color: var(--fg-0);
  margin: 0 0 2rem;
}
.contact-mega em {
  font-style: italic;
  background: linear-gradient(135deg, var(--lime), var(--violet));
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.contact-sub {
  max-width: 44ch;
  margin: 0 auto 3rem;
  color: var(--fg-2);
  font-size: 1.05rem;
}
.contact-cta { display: flex; gap: 0.8rem; justify-content: center; flex-wrap: wrap; }

/* ============== RESPONSIVE ============== */
@media (max-width: 960px) {
  .journey-rail { grid-template-columns: 40px 1fr; }
  .jr-spine { grid-column: 1; }
  .jr-chapters { grid-column: 2; }
  .chapter { grid-template-columns: 1fr; gap: 1rem; }
  .chapter-meta { position: static; }

  .proj, .proj.feature, .proj.tall, .proj.wide { grid-column: span 12; aspect-ratio: 16 / 11; }
  .skill-cell { grid-column: span 6; }
  .awards-row { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .skill-cell { grid-column: span 12; }
  .awards-row { grid-template-columns: 1fr; }
  .proj, .proj.feature, .proj.tall, .proj.wide { aspect-ratio: 4 / 4.4; }
}