/* ===== Tokens ===== */
:root {
  --bg: #05070a;
  --bg-1: #0a0e14;
  --bg-2: #0d131b;
  --ink: #eef3f7;
  --ink-dim: #94a3b3;
  --ink-dimmer: #5c6b7a;
  --accent: #4ff0c7;
  --accent-2: #7c9eff;
  --accent-warm: #ff9b6a;
  --line: rgba(255,255,255,0.09);
  --font-head: 'Space Grotesk', -apple-system, sans-serif;
  --font-body: 'Inter', -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --font-serif: 'Fraunces', Georgia, serif;
  --container: 1120px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
}

.container { max-width: var(--container); margin: 0 auto; padding: 0 28px; }

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

/* film grain / vignette texture for depth */
.grain {
  position: fixed; inset: 0; pointer-events: none; z-index: 1;
  background-image: radial-gradient(ellipse at 50% 0%, rgba(79,240,199,0.05), transparent 60%);
  mix-blend-mode: screen;
}

.progress-bar {
  position: fixed; top: 0; left: 0; height: 3px; width: 0%;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  z-index: 200; transition: width 0.1s linear;
}

/* ===== Reveal animation ===== */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s cubic-bezier(.16,1,.3,1), transform 0.8s cubic-bezier(.16,1,.3,1);
}
.reveal.in-view { opacity: 1; transform: translateY(0); }

/* ===== Nav ===== */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; justify-content: space-between; align-items: center;
  padding: 20px 32px;
  background: linear-gradient(to bottom, rgba(5,7,10,0.85), transparent);
  backdrop-filter: blur(6px);
}
.nav-logo { font-family: var(--font-head); font-weight: 700; font-size: 1.15rem; letter-spacing: 0.02em; }
.nav-logo .dot { color: var(--accent); }
.nav-links { display: flex; gap: 22px; align-items: center; }
.nav-links a { font-size: 0.88rem; color: var(--ink-dim); font-weight: 500; transition: color 0.2s; }
.nav-links a:hover, .nav-links a.active { color: var(--ink); }
.nav-cta {
  padding: 8px 18px; border: 1px solid var(--accent); border-radius: 999px; color: var(--accent) !important;
}
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; z-index: 101; }
.nav-toggle span { width: 22px; height: 2px; background: var(--ink); display: block; }

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
}
#particles { position: absolute; inset: 0; z-index: 1; opacity: 0.5; }
.hero-bg {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
  transform: scale(1.1);
  will-change: transform;
}
.hero-overlay {
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(5,7,10,0.55) 0%, rgba(5,7,10,0.75) 55%, var(--bg) 100%),
    linear-gradient(90deg, rgba(5,7,10,0.9) 0%, rgba(5,7,10,0.35) 55%, rgba(5,7,10,0.75) 100%);
}
.hero-content {
  position: relative; z-index: 2;
  max-width: var(--container);
  margin: 0 auto;
  padding: 140px 28px 100px;
  width: 100%;
}
.eyebrow {
  font-family: var(--font-mono);
  color: var(--accent);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin-bottom: 20px;
}
.eyebrow .x { color: var(--accent-2); }
.hero-title {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(2.4rem, 6.5vw, 4.6rem);
  line-height: 1.06;
  letter-spacing: -0.01em;
  max-width: 780px;
}
.accent-text {
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-sub {
  margin-top: 26px;
  font-size: 1.15rem;
  color: var(--ink-dim);
  max-width: 560px;
}
.hero-cta { margin-top: 40px; display: flex; gap: 16px; flex-wrap: wrap; }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 28px; border-radius: 999px;
  font-weight: 600; font-size: 0.95rem;
  transition: transform 0.25s, box-shadow 0.25s, background 0.25s;
}
.btn-primary { background: var(--accent); color: #06201a; }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 30px -8px rgba(79,240,199,0.5); }
.btn-ghost { border: 1px solid var(--line); color: var(--ink); }
.btn-ghost:hover { border-color: var(--ink-dim); transform: translateY(-2px); }

.scroll-cue {
  position: absolute; bottom: 36px; left: 50%; transform: translateX(-50%);
  z-index: 2; display: flex; flex-direction: column; align-items: center; gap: 10px;
  color: var(--ink-dimmer); font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.12em;
}
.scroll-line { width: 1px; height: 40px; background: linear-gradient(var(--accent), transparent); animation: scrollPulse 2s ease-in-out infinite; }
@keyframes scrollPulse { 0%,100% { opacity: 0.3; } 50% { opacity: 1; } }

/* ===== Manifesto ===== */
.manifesto { position: relative; padding: 140px 0 110px; text-align: center; }
.circuit-divider {
  position: absolute; top: 0; left: 50%; transform: translateX(-50%);
  width: 1px; height: 90px;
  background: linear-gradient(var(--bg), var(--line), var(--bg));
}
.manifesto-line {
  font-family: var(--font-head);
  font-size: clamp(1.6rem, 4vw, 2.6rem);
  font-weight: 500;
  color: var(--ink-dim);
}
.manifesto-strong {
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 32px;
}
.manifesto-body {
  max-width: 680px; margin: 0 auto; color: var(--ink-dim);
  font-size: 1.08rem;
}

/* ===== Section shared ===== */
.section-title {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: clamp(1.8rem, 4vw, 2.7rem);
  line-height: 1.18;
  margin: 18px 0 60px;
  max-width: 760px;
}

/* ===== The Lab (scrollytelling) ===== */
.lab { padding: 120px 0 40px; position: relative; }
.lab-scroller { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; max-width: var(--container); margin: 0 auto; padding: 0 28px; }
.lab-sticky { position: relative; }
.lab-sticky-inner { position: sticky; top: 110px; height: fit-content; }
.lab-image-stack {
  position: relative; aspect-ratio: 4/5; border-radius: 20px; overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: 0 30px 60px -20px rgba(0,0,0,0.6);
}
.lab-img {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
  opacity: 0; transition: opacity 0.7s ease;
}
.lab-img.active { opacity: 1; }
.lab-image-stack::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(5,7,10,0.85) 100%);
}
.lab-progress { display: flex; gap: 8px; margin-top: 20px; }
.lab-progress span { width: 36px; height: 3px; background: var(--line); border-radius: 2px; transition: background 0.3s; }
.lab-progress span.active { background: var(--accent); }

.lab-panels { display: flex; flex-direction: column; gap: 22vh; padding-top: 4vh; padding-bottom: 30vh; }
.lab-panel { opacity: 0.3; transition: opacity 0.4s ease; }
.lab-panel.active { opacity: 1; }
.lab-num { font-family: var(--font-mono); color: var(--ink-dimmer); font-size: 0.85rem; }
.lab-tag {
  display: inline-block; margin: 14px 0 16px;
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--accent); border: 1px solid rgba(79,240,199,0.3); padding: 6px 12px; border-radius: 999px;
}
.lab-panel h3 { font-family: var(--font-head); font-size: clamp(1.5rem, 3vw, 2.1rem); font-weight: 600; margin-bottom: 16px; }
.lab-panel p { color: var(--ink-dim); font-size: 1.02rem; margin-bottom: 20px; }
.lab-facts { list-style: none; margin-bottom: 24px; }
.lab-facts li { position: relative; padding-left: 22px; color: var(--ink-dim); font-size: 0.94rem; margin-bottom: 8px; }
.lab-facts li::before { content: '→'; position: absolute; left: 0; color: var(--accent-2); }
.lab-link { color: var(--accent); font-weight: 600; font-size: 0.92rem; border-bottom: 1px solid transparent; transition: border-color 0.2s; }
.lab-link:hover { border-color: var(--accent); }

/* ===== Built By Hand ===== */
.garage { padding: 100px 0 120px; }
.garage-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.garage-card {
  background: var(--bg-1); border: 1px solid var(--line); border-radius: 16px;
  padding: 30px 26px; display: block; transition: transform 0.3s, border-color 0.3s, background 0.3s;
}
.garage-card:hover { transform: translateY(-6px); border-color: rgba(79,240,199,0.4); background: var(--bg-2); }
.garage-icon { font-size: 1.8rem; display: block; margin-bottom: 16px; }
.garage-card h3 { font-family: var(--font-head); font-size: 1.15rem; margin-bottom: 10px; }
.garage-card p { color: var(--ink-dim); font-size: 0.92rem; margin-bottom: 18px; }
.garage-more { font-size: 0.85rem; color: var(--accent); font-weight: 600; }
.garage-card-cta { background: linear-gradient(160deg, rgba(79,240,199,0.08), transparent); border-color: rgba(79,240,199,0.25); }

/* ===== Command (leadership) ===== */
.command { position: relative; padding: 130px 0; overflow: hidden; }
.command-bg {
  position: absolute; inset: 0; background-size: cover; background-position: center 30%;
  filter: grayscale(0.3);
}
.command-overlay { position: absolute; inset: 0; background: linear-gradient(180deg, var(--bg) 0%, rgba(5,7,10,0.88) 30%, rgba(5,7,10,0.94) 100%); }
.command .container { position: relative; z-index: 2; }
.command-body { max-width: 640px; color: var(--ink-dim); font-size: 1.05rem; margin-bottom: 64px; }

.stats-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.stat { text-align: left; border-top: 1px solid var(--line); padding-top: 20px; }
.stat-num {
  display: block; font-family: var(--font-head); font-weight: 700;
  font-size: clamp(2.2rem, 4vw, 3rem); color: var(--accent);
}
.stat-label { color: var(--ink-dim); font-size: 0.88rem; }

/* ===== Teaching ===== */
.teaching { padding: 130px 0; }
.teaching-grid { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 60px; align-items: start; }
.teaching-text p { color: var(--ink-dim); font-size: 1rem; margin-bottom: 20px; }
.teaching-media { position: sticky; top: 120px; }
.media-placeholder-card {
  aspect-ratio: 4/5; border-radius: 20px; border: 1px dashed var(--line);
  background: var(--bg-1);
  display: flex; align-items: center; justify-content: center; text-align: center; padding: 40px;
  color: var(--ink-dimmer); font-family: var(--font-mono); font-size: 0.85rem; line-height: 1.6;
}

/* ===== Toolkit ===== */
.toolkit { padding: 120px 0; }
.toolkit-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 40px; margin-bottom: 70px; }
.toolkit-cat h4 { font-family: var(--font-head); color: var(--ink); margin-bottom: 16px; font-size: 1.05rem; }
.pills { display: flex; flex-wrap: wrap; gap: 10px; }
.pills span {
  font-family: var(--font-mono); font-size: 0.8rem; color: var(--ink-dim);
  border: 1px solid var(--line); padding: 8px 14px; border-radius: 999px;
  transition: border-color 0.2s, color 0.2s;
}
.pills span:hover { border-color: var(--accent); color: var(--ink); }

.toolkit-photo { position: relative; border-radius: 20px; overflow: hidden; border: 1px solid var(--line); }
.toolkit-photo img { width: 100%; height: 340px; object-fit: cover; filter: saturate(1.1); }
.toolkit-photo-caption {
  position: absolute; left: 0; right: 0; bottom: 0; padding: 24px 28px;
  background: linear-gradient(0deg, rgba(5,7,10,0.9), transparent);
  font-family: var(--font-head); font-size: 1.05rem;
}

/* ===== Timeline ===== */
.timeline-section { padding: 100px 0 130px; }
.timeline { border-left: 1px solid var(--line); padding-left: 36px; display: flex; flex-direction: column; gap: 40px; margin-bottom: 60px; }
.tl-item { position: relative; }
.tl-item::before {
  content: ''; position: absolute; left: -41px; top: 4px; width: 9px; height: 9px;
  border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px rgba(79,240,199,0.15);
}
.tl-year { font-family: var(--font-mono); color: var(--accent-2); font-size: 0.82rem; }
.tl-item h4 { font-family: var(--font-head); font-size: 1.15rem; margin: 6px 0; }
.tl-item p { color: var(--ink-dim); font-size: 0.94rem; }

.achievements { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.ach {
  border: 1px solid var(--line); border-radius: 12px; padding: 16px 20px;
  color: var(--ink-dim); font-size: 0.92rem; background: var(--bg-1);
}

/* ===== Contact ===== */
.contact { padding: 130px 0 100px; text-align: center; }
.contact-title {
  font-family: var(--font-head); font-weight: 600;
  font-size: clamp(1.7rem, 4.2vw, 2.8rem); line-height: 1.2;
  max-width: 800px; margin: 16px auto 26px;
}
.contact-body { max-width: 560px; margin: 0 auto 56px; color: var(--ink-dim); }
.contact-links { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; max-width: 900px; margin: 0 auto; }
.contact-link {
  border: 1px solid var(--line); border-radius: 14px; padding: 22px 16px;
  display: flex; flex-direction: column; gap: 6px; transition: border-color 0.25s, transform 0.25s, background 0.25s;
}
.contact-link:hover { border-color: var(--accent); transform: translateY(-4px); background: var(--bg-1); }
.cl-label { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-dimmer); }
.cl-value { font-size: 0.88rem; font-weight: 600; word-break: break-word; }

/* ===== Closing quote ===== */
.closing-quote {
  padding: 160px 24px 130px;
  text-align: center;
  position: relative;
}
.closing-quote::before {
  content: '';
  position: absolute; top: 0; left: 50%; transform: translateX(-50%);
  width: 1px; height: 80px;
  background: linear-gradient(var(--bg), var(--line), var(--bg));
}
.quote-text {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 500;
  font-size: clamp(1.5rem, 3.4vw, 2.4rem);
  line-height: 1.5;
  max-width: 780px;
  margin: 0 auto 24px;
  background: linear-gradient(100deg, var(--ink) 40%, var(--accent) 70%, var(--accent-2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.quote-sign {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  color: var(--ink-dimmer);
}

.footer {
  text-align: center; padding: 40px 24px; border-top: 1px solid var(--line);
  color: var(--ink-dimmer); font-size: 0.82rem;
}
.footer-credit { margin-top: 6px; font-size: 0.74rem; }

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .lab-scroller { grid-template-columns: 1fr; }
  .lab-sticky-inner { position: relative; top: 0; margin-bottom: 40px; }
  .lab-panels { gap: 60px; padding-bottom: 10px; }
  .lab-panel { opacity: 1; }
  .garage-grid { grid-template-columns: repeat(2, 1fr); }
  .teaching-grid { grid-template-columns: 1fr; }
  .teaching-media { position: relative; top: 0; order: -1; }
  .toolkit-grid { grid-template-columns: 1fr; }
  .stats-row { grid-template-columns: repeat(2, 1fr); }
  .achievements { grid-template-columns: 1fr; }
  .contact-links { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .nav-links {
    position: fixed; top: 0; right: 0; height: 100vh; width: 240px;
    background: var(--bg-1); flex-direction: column; justify-content: center; align-items: flex-start;
    padding: 40px; gap: 24px; transform: translateX(100%); transition: transform 0.3s ease;
    border-left: 1px solid var(--line);
  }
  .nav-links.open { transform: translateX(0); }
  .nav-toggle { display: flex; }
  .garage-grid { grid-template-columns: 1fr; }
  .contact-links { grid-template-columns: 1fr; }
  .hero-content { padding-top: 110px; }
}