:root {
  --ink: #111111;
  --muted: #6a6a6a;
  --light: #ffffff;
  --line: #e6e6e6;
  --shadow: 0 18px 40px rgba(0,0,0,0.16);
  --bg: #f5f5f5;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: #ffffff;
  color: var(--ink);
  font-family: "Lato", sans-serif;
}
a { color: inherit; text-decoration: none; }

.site {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px 18px 80px;
}
.masthead {
  position: relative;
}

.nav {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 20px;
  padding: 16px 0 18px;
  border-bottom: 0;
  font-size: 12px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  position: relative;
}
.nav-toggle {
  display: none;
  border: 1px solid var(--line);
  background: #fff;
  color: #111;
  padding: 10px 8px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  cursor: pointer;
  width: 44px;
  height: 40px;
  align-items: center;
  justify-content: center;
  gap: 6px;
  flex-direction: column;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: #111;
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.nav-toggle.is-open span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.nav-toggle.is-open span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.is-open span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}
.mobile-menu {
  display: none;
  border: 1px solid var(--line);
  background: #fff;
  box-shadow: var(--shadow);
  padding: 16px;
  gap: 10px;
  position: absolute;
  right: 16px;
  top: 72px;
  z-index: 80;
  min-width: 220px;
}
.mobile-menu a {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 11px;
  padding: 6px 8px;
  display: block;
  color: inherit;
  text-decoration: none;
}
.mobile-menu.is-open {
  display: grid;
}
.brand {
  font-family: "Playfair Display", serif;
  font-size: 18px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-left: 0;
  justify-self: end;
}
.nav-links {
  display: flex;
  gap: 26px;
  justify-content: center;
}
.nav-actions {
  display: flex;
  gap: 18px;
  align-items: center;
  justify-content: flex-end;
}
.cart {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  background: #000;
  color: #fff;
  font-size: 11px;
  border-radius: 4px;
}

.hero {
  position: relative;
  margin-top: 0;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  overflow: hidden;
  width: 100vw;
  margin-left: calc(50% - 50vw);
  background: #f5f5f5;
  z-index: 1;
}
.hero-bg {
  width: 100%;
  height: clamp(780px, 102vh, 1240px);
  object-fit: cover;
  object-position: 70% -20%;
  display: block;
  filter: saturate(0.9);
}
.hero-overlay {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 24px;
  color: #ffffff;
  text-shadow: 0 10px 36px rgba(0,0,0,0.55);
  background: linear-gradient(90deg, rgba(0,0,0,0.55), rgba(0,0,0,0.15), rgba(0,0,0,0.05));
}
.hero-overlay h1 {
  font-family: "Playfair Display", serif;
  font-size: clamp(52px, 9vw, 110px);
  margin: 8px 0;
  letter-spacing: 0.18em;
}
.hero-kicker,
.hero-mini {
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: 0.3em;
  margin: 0;
}
.hero-link {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid rgba(255,255,255,0.5);
  padding-bottom: 2px;
}
.hero-link:hover {
  border-bottom-color: #fff;
}
.hero-sub {
  max-width: 520px;
  margin: 10px auto 12px;
  font-size: 16px;
}
.hero-rule {
  display: block;
  width: 220px;
  height: 1px;
  background: rgba(255,255,255,0.8);
  margin: 10px auto;
}
.btn-primary {
  display: inline-block;
  margin-top: 10px;
  padding: 10px 22px;
  background: #000000;
  color: #ffffff;
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: 0.22em;
}

.section {
  margin-top: 52px;
}
.section.split {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  align-items: center;
}
.section-head {
  display: grid;
  gap: 10px;
  margin-bottom: 18px;
}
.section-head h2 {
  font-family: "Playfair Display", serif;
  font-size: 32px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin: 0;
}
.section-head p {
  margin: 0;
  color: var(--muted);
}

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 18px 0;
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: 0.12em;
}
.stats span {
  display: block;
  font-size: 20px;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}

.gallery {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}
.gallery img {
  width: 100%;
  height: 320px;
  object-fit: cover;
  border: 1px solid var(--line);
}
.gallery img.tall { height: 420px; }

.section-media {
  display: grid;
  gap: 14px;
}
.section-figure {
  width: 100%;
  height: 360px;
  object-fit: cover;
  border: 1px solid var(--line);
}
.section-note {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--muted);
}
.music-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.music-badges span {
  border: 1px solid var(--line);
  padding: 6px 12px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 11px;
  background: #fff;
}

.grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}
.card {
  background: #fff;
  border: 1px solid var(--line);
  padding: 16px;
}
.card h3 { margin: 0 0 8px; }
.meta { color: var(--muted); font-size: 14px; }
.demo {
  background: #111111;
  color: #f4f4f4;
  padding: 12px;
  margin-top: 12px;
}
.symptom-demo {
  border: 1px solid #1d2244;
  background: linear-gradient(140deg, #0c0f1e, #141b3d);
  border-radius: 12px;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.04);
}
.symptom-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.symptom-tags button {
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.04);
  color: #dfe6ff;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
}
.symptom-tags button:hover {
  transform: translateY(-1px);
  border-color: rgba(255,255,255,0.35);
  box-shadow: 0 6px 12px rgba(15, 25, 60, 0.4);
}
.symptom-tags button.is-active {
  background: linear-gradient(135deg, #4c63ff, #8d9bff);
  border-color: rgba(255,255,255,0.5);
  color: #fff;
  box-shadow: 0 10px 20px rgba(76, 99, 255, 0.35);
}
.symptom-output {
  margin: 12px 0 0;
  color: #b9c6ff;
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.demo-video {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: 10px;
  display: block;
}
canvas {
  width: 100%;
  height: 220px;
  background: #0a0a0a;
}
.hand-stage {
  position: relative;
  width: 100%;
  height: 240px;
  overflow: hidden;
  background: #0a0a0a;
}
.hand-stage video,
.hand-stage canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scaleX(-1);
  background: transparent;
}
.hand-stage video { z-index: 1; }
.hand-stage canvas { z-index: 2; pointer-events: none; }
.demo-controls { display: flex; gap: 10px; margin-top: 10px; }
.demo button {
  background: #ffffff;
  color: #111111;
  border: none;
  padding: 8px 12px;
  font-weight: 600;
  cursor: pointer;
}

.timeline {
  display: grid;
  gap: 12px;
}
.timeline-item {
  padding: 14px 16px;
  border: 1px solid var(--line);
}
.timeline-item .desc {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}
.competition-block {
  display: grid;
  gap: 18px;
}
.competition-copy .desc {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}
.competition-media {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}
.media-card {
  margin: 0;
  border: 1px solid var(--line);
  background: #fff;
  box-shadow: var(--shadow);
  overflow: hidden;
  position: relative;
}
.media-card img,
.media-card video {
  width: 100%;
  height: 220px;
  object-fit: cover;
  object-position: center;
  display: block;
  background: #000;
}
.media-card video.media-up {
  object-position: center 10%;
}
.media-card.tall img {
  height: 320px;
}
.media-card figcaption {
  padding: 10px 12px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--muted);
  border-top: 1px solid var(--line);
}
.math-slider {
  display: grid;
  gap: 12px;
  max-width: 1300px;
  margin: 0 auto;
}
.math-toolbar {
  display: none;
}
.math-frame {
  position: relative;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  background: #fff;
  padding: 18px 54px;
  overflow: hidden;
}
.math-strip {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(460px, 1fr);
  gap: 16px;
  align-items: center;
  overflow: hidden;
  scroll-behavior: smooth;
}
.math-strip img {
  width: 100%;
  aspect-ratio: 1 / 1.414;
  object-fit: contain;
  background: #fff;
  border: 1px solid var(--line);
  opacity: 0.6;
  transform: scale(0.9) translateY(8px);
  transition: transform 260ms ease, opacity 260ms ease, box-shadow 260ms ease;
}
.math-strip img.active {
  opacity: 1;
  transform: scale(1.03) translateY(0);
  box-shadow: 0 18px 40px rgba(0,0,0,0.18);
}
.math-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  border: 1px solid #111;
  background: rgba(255,255,255,0.92);
  padding: 10px 14px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 11px;
  cursor: pointer;
  transition: transform 200ms ease, background 200ms ease, box-shadow 200ms ease;
  z-index: 2;
}
.math-nav:hover {
  background: #111;
  color: #fff;
  box-shadow: 0 10px 24px rgba(0,0,0,0.2);
}
.math-prev { left: 10px; }
.math-next { right: 10px; }
.math-indicator {
  text-align: center;
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
}
.math-fallback {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 20px;
  background: rgba(255,255,255,0.85);
  color: var(--muted);
}

.contact-card {
  border: 1px solid var(--line);
  padding: 16px;
}

.skills-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}
.skills-card {
  border: 1px solid var(--line);
  padding: 16px;
}
.skills-card h3 {
  margin: 0 0 8px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 12px;
}
.skills-card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.music-hero {
  display: grid;
  gap: 18px;
}
.roadmap {
  position: relative;
  display: grid;
  gap: 56px;
  padding: 10px 0 30px;
}
.roadmap::before {
  content: "";
  position: absolute;
  left: 12px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: #111;
  transform: none;
}
.roadmap-item {
  position: relative;
  padding-left: 36px;
}
.roadmap-item::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 8px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid #111;
  box-shadow: 0 0 0 6px rgba(0,0,0,0.05);
  transform: none;
}
.hero-break {
  padding-left: 0;
}
.divinity-hero {
  display: grid;
  gap: 18px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  background: #fff;
  padding: 16px;
}
.divinity-portraits {
  display: grid;
  gap: 0;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}
.divinity-portraits img {
  width: 100%;
  height: 360px;
  object-fit: cover;
  border: 0;
}
.divinity-content {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  align-items: center;
}
.divinity-metrics {
  border: 1px solid var(--line);
  background: linear-gradient(135deg, rgba(18, 18, 18, 0.92), rgba(48, 40, 30, 0.92));
  color: #f9f4ea;
  padding: 18px 20px;
  min-height: 200px;
  display: grid;
  align-content: center;
  gap: 8px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  position: relative;
  box-shadow: 0 18px 30px rgba(0, 0, 0, 0.2);
}
.divinity-metrics::after {
  content: "";
  position: absolute;
  inset: 10px;
  border: 1px solid rgba(255, 236, 196, 0.35);
  pointer-events: none;
}
.metric-label {
  font-size: 11px;
  opacity: 0.7;
}
.metric-value {
  font-size: clamp(32px, 3vw, 46px);
  font-weight: 700;
  letter-spacing: 0.12em;
}
.metric-note {
  font-size: 12px;
  text-transform: none;
  letter-spacing: 0.08em;
  opacity: 0.8;
}
.metric-stamp {
  margin-top: 8px;
  font-size: 10px;
  letter-spacing: 0.28em;
  color: rgba(255, 236, 196, 0.7);
}
.divinity-copy h2 {
  margin: 0 0 8px;
  letter-spacing: 0.2em;
}
.divinity-copy p {
  margin: 0 0 12px;
  color: var(--muted);
  line-height: 1.6;
}
.divinity-video {
  width: 100%;
  height: 240px;
  border: 1px solid var(--line);
  background: #000;
  object-fit: cover;
}
.roadmap-card {
  border: 1px solid var(--line);
  padding: 16px;
  background: #fff;
}
.edu-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  align-items: center;
}
.edu-card img {
  width: 120px;
  height: auto;
}
.subsection {
  margin-top: 18px;
  border-top: 1px solid var(--line);
  padding-top: 14px;
}
.subsection h3 {
  margin: 0 0 10px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 12px;
}
.subsection-body {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  align-items: center;
}
.subsection-body img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border: 1px solid var(--line);
}
.hero-break {
  padding-left: 0;
}
.hero-break::before {
  display: none;
}
.hero-break-inner {
  position: relative;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.hero-break-inner img {
  width: 100%;
  height: clamp(420px, 70vh, 860px);
  object-fit: cover;
  display: block;
}
.hero-break-copy {
  position: absolute;
  inset: 0;
  display: grid;
  align-content: center;
  gap: 10px;
  padding: 24px 36px;
  color: #fff;
  text-shadow: 0 10px 30px rgba(0,0,0,0.45);
  background: linear-gradient(90deg, rgba(0,0,0,0.6), rgba(0,0,0,0.15), transparent);
}
.hero-break-copy h2 {
  margin: 0;
  letter-spacing: 0.2em;
}
.hero-break-tags {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.hero-break-tags span {
  border: 1px solid rgba(255,255,255,0.6);
  padding: 4px 10px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 11px;
}
.audio-player {
  border: 1px solid var(--line);
  background: #ffffff;
  box-shadow: var(--shadow);
  padding: 16px;
  display: grid;
  gap: 12px;
}
#audioMain {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}
.audio-header {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 12px;
  align-items: center;
}
.audio-main-toggle {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: none;
  background: #ff5a00;
  color: #fff;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  cursor: pointer;
}
.audio-viz-toggle {
  border: 1px solid var(--line);
  background: #fff;
  color: #111;
  padding: 6px 10px;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  cursor: pointer;
}
.audio-viz-toggle.is-active {
  background: #111;
  color: #fff;
}
.audio-title {
  font-weight: 700;
  letter-spacing: 0.05em;
}
.audio-sub {
  color: var(--muted);
  font-size: 13px;
}
.audio-visual {
  position: relative;
  background: #f2f2f2;
  border: 1px solid var(--line);
  height: 120px;
  overflow: hidden;
}
.audio-bars {
  position: absolute;
  inset: 12px;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 1fr;
  align-items: end;
  gap: 4px;
}
.audio-bars span {
  display: block;
  width: 100%;
  height: 30%;
  background: #1c1c1c;
  opacity: 0.35;
  animation: bars 2.6s ease-in-out infinite;
  animation-play-state: paused;
}
.audio-player.is-playing .audio-bars span {
  animation-play-state: running;
}
.audio-player.is-reactive .audio-bars span {
  animation: none;
  opacity: 0.5;
}
.audio-bars span:nth-child(odd) { animation-duration: 2.1s; }
.audio-bars span:nth-child(3n) { animation-duration: 3.2s; }
.audio-bars span:nth-child(5n) { animation-duration: 1.8s; }
.audio-visual-glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 15% 50%, rgba(255,90,0,0.25), transparent 55%);
  opacity: 0.6;
  pointer-events: none;
}
.audio-player.is-reactive .audio-visual-glow {
  opacity: var(--glow, 0.45);
}
@keyframes bars {
  0%, 100% { height: 20%; }
  50% { height: 95%; }
}
.audio-controls {
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  align-items: center;
  gap: 10px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  padding: 6px 0 0;
}
.audio-toggle {
  border: 1px solid var(--line);
  background: #fff;
  color: #111;
  padding: 4px 8px;
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  cursor: pointer;
}
.audio-progress,
.audio-volume {
  -webkit-appearance: none;
  appearance: none;
  height: 4px;
  background: #e1e1e1;
  border-radius: 999px;
  outline: none;
  transition: box-shadow 200ms ease, background 200ms ease;
}
.audio-progress::-webkit-slider-thumb,
.audio-volume::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: #ff5a00;
  border: none;
  box-shadow: 0 0 0 rgba(255,90,0,0);
  transition: box-shadow 200ms ease, transform 200ms ease;
}
.audio-progress:hover,
.audio-volume:hover {
  background: rgba(255,90,0,0.25);
}
.audio-progress:hover::-webkit-slider-thumb,
.audio-volume:hover::-webkit-slider-thumb {
  box-shadow: 0 0 12px rgba(255,90,0,0.8);
  transform: scale(1.05);
}
.audio-time {
  min-width: 52px;
  text-align: right;
}

.audio-list {
  border: 1px solid var(--line);
  background: #ffffff;
  box-shadow: var(--shadow);
  padding: 10px;
  display: grid;
  gap: 6px;
}
.audio-item {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 10px;
  border: 1px solid var(--line);
  padding: 10px 12px;
  background: #fff;
  cursor: pointer;
}
.audio-item.is-active {
  border-color: #ff5a00;
}
.audio-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #111;
}
.audio-item.is-active .audio-dot {
  background: #ff5a00;
}
.audio-item-title {
  font-size: 13px;
}
.audio-item-time {
  font-size: 12px;
  color: var(--muted);
}
.music-copy h3 {
  margin: 0 0 8px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 14px;
}
.music-copy p { margin: 0; color: var(--muted); }

.footer {
  margin-top: 50px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 11px;
  color: var(--muted);
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 600ms ease, transform 600ms ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-left { transform: translateX(-28px); }
.reveal-right { transform: translateX(28px); }
.reveal-up { transform: translateY(28px); }
.reveal-scale { transform: scale(0.96); }
.reveal.is-visible.reveal-left,
.reveal.is-visible.reveal-right,
.reveal.is-visible.reveal-up,
.reveal.is-visible.reveal-scale {
  transform: translateX(0) translateY(0) scale(1);
}

.marquee {
  margin-top: 28px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 16px 0;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  font-size: 12px;
  text-align: center;
}

@media (max-width: 820px) {
  .math-nav {
    display: none;
  }
  .nav {
    grid-template-columns: 1fr auto;
    gap: 12px;
    text-align: left;
  }
  .nav-links,
  .nav-actions {
    display: none;
  }
  .nav-toggle {
    display: inline-flex;
    justify-self: end;
  }
  .hero-overlay h1 { letter-spacing: 0.1em; }
  .hero-sub { font-size: 15px; }
  .section.split { grid-template-columns: 1fr; }
  .hero-bg { height: clamp(760px, 110vh, 1200px); }
  .roadmap {
    padding-left: 0;
  }
  .roadmap::before {
    left: 6px;
  }
  .roadmap-item {
    padding-left: 34px;
  }
  .roadmap-item::before {
    left: -2px;
  }
  .divinity-content {
    grid-template-columns: 1fr;
  }
  .audio-controls {
    grid-template-columns: 1fr;
    gap: 8px;
  }
  .audio-toggle {
    justify-self: start;
  }
  .math-frame {
    padding-left: 28px;
    padding-right: 28px;
  }
  .math-strip {
    grid-auto-columns: minmax(320px, 1fr);
  }
}

@media (max-width: 600px) {
  .site {
    padding: 18px 16px 60px;
  }
  .hero-overlay {
    padding: 18px;
  }
  .hero-overlay h1 {
    font-size: clamp(36px, 12vw, 72px);
  }
  .hero-sub {
    font-size: 14px;
  }
  .section-head h2 {
    font-size: 28px;
  }
  .gallery img,
  .section-figure,
  .divinity-portraits img,
  .demo-video,
  canvas,
  .hand-stage {
    height: 200px;
  }
  .divinity-video {
    height: 200px;
  }
  .music-hero {
    grid-template-columns: 1fr;
  }
  .audio-header {
    grid-template-columns: auto 1fr;
  }
  .audio-viz-toggle {
    grid-column: 1 / -1;
    justify-self: center;
  }
  .math-strip {
    grid-auto-columns: minmax(280px, 1fr);
  }
  .math-nav {
    width: 36px;
    height: 36px;
    font-size: 10px;
  }
}

@media (max-width: 420px) {
  .hero-bg { height: clamp(700px, 108vh, 1000px); }
  .hero-kicker,
  .hero-mini {
    letter-spacing: 0.2em;
    font-size: 11px;
  }
  .hero-sub {
    font-size: 13px;
  }
  .math-strip {
    grid-auto-columns: minmax(240px, 1fr);
  }
  .audio-main-toggle {
    width: 50px;
    height: 50px;
  }
}