:root {
  --ink: #0a0b0c;
  --ink-soft: #15171a;
  --paper: #f1f0e9;
  --paper-cool: #e8e8e3;
  --acid: #d9ff43;
  --violet: #7657ff;
  --coral: #ff6b4a;
  --sky: #9fdfff;
  --muted: #95989f;
  --line: rgba(10, 11, 12, 0.16);
  --line-dark: rgba(255, 255, 255, 0.16);
  --sans: "Inter", "SF Pro Display", "SF Pro Text", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "SFMono-Regular", "Roboto Mono", "Courier New", monospace;
  --pad: clamp(1.25rem, 4vw, 4rem);
  --max: 1440px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--ink);
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.45;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

body.menu-open {
  overflow: hidden;
}

::selection {
  background: var(--violet);
  color: white;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
textarea {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

img,
svg,
canvas {
  display: block;
  max-width: 100%;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  left: 1rem;
  top: -5rem;
  z-index: 1000;
  background: var(--acid);
  color: var(--ink);
  padding: 0.75rem 1rem;
  border-radius: 0.5rem;
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 1rem;
}

:focus-visible {
  outline: 3px solid var(--violet);
  outline-offset: 3px;
}

.scroll-progress {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 200;
  height: 3px;
  pointer-events: none;
}

.scroll-progress span {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--acid);
  transform: scaleX(0);
  transform-origin: left;
}

.site-header {
  position: fixed;
  z-index: 100;
  top: 0;
  left: 0;
  width: 100%;
  height: 76px;
  padding: 0 var(--pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: white;
  transition: background 0.3s ease, border-color 0.3s ease, height 0.3s ease;
  border-bottom: 1px solid transparent;
}

.site-header.is-scrolled {
  height: 64px;
  background: rgba(10, 11, 12, 0.86);
  border-color: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.72rem;
  font-weight: 720;
  letter-spacing: -0.025em;
}

.brand-mark {
  width: 30px;
  height: 30px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
}

.brand-dot {
  fill: var(--acid);
  stroke: none;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.4vw, 2.2rem);
  font-size: 0.86rem;
}

.site-nav a {
  color: rgba(255, 255, 255, 0.72);
  transition: color 0.2s ease;
}

.site-nav a:hover {
  color: white;
}

.site-nav .nav-pill {
  border: 1px solid rgba(255, 255, 255, 0.26);
  border-radius: 999px;
  padding: 0.65rem 1rem;
  color: white;
}

.menu-toggle {
  width: 44px;
  height: 44px;
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  border: 0;
  background: transparent;
  color: white;
}

.menu-toggle > span:not(.sr-only) {
  width: 22px;
  height: 1px;
  background: currentColor;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.section-pad {
  padding: clamp(5rem, 11vw, 10rem) var(--pad);
}

.section-label {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-family: var(--sans);
  font-size: 0.8rem;
  font-weight: 720;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #50545a;
  margin-bottom: clamp(3rem, 7vw, 6rem);
}

.section-label span {
  width: 2rem;
  height: 2rem;
  display: grid;
  place-items: center;
  border: 1px solid currentColor;
  border-radius: 50%;
  font-family: var(--mono);
}

.section-label--light {
  color: #c2c5ca;
}

.eyebrow {
  margin: 0 0 1.1rem;
  font-family: var(--sans);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: #50545a;
}

.eyebrow--acid {
  color: var(--acid);
}

.display {
  margin: 0;
  max-width: 1000px;
  font-size: clamp(2.75rem, 7vw, 7.5rem);
  line-height: 0.92;
  letter-spacing: -0.065em;
  font-weight: 680;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.75s cubic-bezier(0.22, 1, 0.36, 1), transform 0.75s cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: stretch;
  background: var(--ink);
  color: white;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.18;
  background-image: radial-gradient(rgba(255,255,255,0.28) 0.7px, transparent 0.7px);
  background-size: 20px 20px;
  mask-image: linear-gradient(to bottom, transparent, black 12%, black 75%, transparent);
}

.hero-noise {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.17;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.28'/%3E%3C/svg%3E");
  mix-blend-mode: soft-light;
}

.hero-aurora {
  position: absolute;
  width: 70vw;
  height: 70vw;
  right: -30vw;
  top: -32vw;
  background: radial-gradient(circle, rgba(118, 87, 255, 0.65), rgba(118, 87, 255, 0.1) 42%, transparent 70%);
  filter: blur(30px);
  transform: translate3d(calc((var(--mx, .5) - .5) * -40px), calc((var(--my, .5) - .5) * -40px), 0);
}

.hero-inner {
  position: relative;
  z-index: 2;
  width: min(100%, var(--max));
  min-height: 100%;
  margin: 0 auto;
  padding: 7.5rem var(--pad) 2rem;
  display: flex;
  flex-direction: column;
}

.hero-meta {
  display: flex;
  gap: 2rem;
  padding-bottom: 1rem;
  font-family: var(--sans);
  font-size: 0.76rem;
  font-weight: 650;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.72);
  border-bottom: 1px solid var(--line-dark);
}

.hero-meta span:last-child {
  margin-left: auto;
  color: var(--acid);
}

.hero-grid {
  flex: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(320px, 0.75fr);
  gap: clamp(2rem, 7vw, 8rem);
  align-items: center;
  padding: clamp(3rem, 8vh, 6.8rem) 0 clamp(2rem, 6vh, 4rem);
}

.kicker {
  margin: 0 0 1.3rem;
  font-family: var(--sans);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--acid);
}

.hero-title {
  margin: 0;
  font-size: clamp(4.6rem, 10.7vw, 10.8rem);
  line-height: 0.71;
  letter-spacing: -0.085em;
  font-weight: 760;
  text-transform: lowercase;
}

.title-line {
  display: block;
}

.title-line--outline {
  color: rgba(255, 255, 255, 0.04);
  -webkit-text-stroke: clamp(1.5px, 0.14vw, 2.4px) rgba(255, 255, 255, 0.94);
  padding-left: clamp(1rem, 6vw, 6rem);
  position: relative;
}

.title-dot {
  color: var(--acid);
  -webkit-text-stroke: 0;
}

.hero-lead {
  max-width: 700px;
  margin: clamp(2.8rem, 6vw, 5rem) 0 0;
  font-size: clamp(1.15rem, 2vw, 1.55rem);
  line-height: 1.45;
  letter-spacing: -0.025em;
  color: rgba(255, 255, 255, 0.8);
  font-weight: 450;
}

.hero-lead em {
  color: white;
  font-style: normal;
}

.hero-actions,
.final-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

.button {
  min-height: 52px;
  padding: 0.88rem 1.25rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 650;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button--acid {
  background: var(--acid);
  color: var(--ink);
}

.button--acid:hover {
  background: white;
}

.button--ghost {
  border-color: rgba(255, 255, 255, 0.2);
  color: white;
}

.button--ghost:hover {
  border-color: white;
}

.question-machine {
  position: relative;
  width: 100%;
  aspect-ratio: 1;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 50%;
  overflow: hidden;
  isolation: isolate;
  background: radial-gradient(circle at 50% 46%, rgba(118, 87, 255, 0.25), transparent 56%), rgba(255, 255, 255, 0.018);
}

.question-machine::before,
.question-machine::after {
  content: "";
  position: absolute;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 50%;
  pointer-events: none;
}

.question-machine::before {
  inset: 12%;
}

.question-machine::after {
  inset: 25%;
}

#question-field {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.76;
}

.machine-label,
.machine-footer {
  position: absolute;
  z-index: 3;
  font-family: var(--mono);
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.7);
}

.machine-label {
  top: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
}

.machine-footer {
  left: 3.4rem;
  right: 3.4rem;
  bottom: 2.5rem;
  display: flex;
  justify-content: space-between;
}

.machine-question {
  position: absolute;
  z-index: 4;
  left: 50%;
  top: 50%;
  width: min(78%, 360px);
  transform: translate(-50%, -50%);
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
}

.machine-question p {
  margin: 0;
  font-size: clamp(1.45rem, 2.5vw, 2.15rem);
  line-height: 1.08;
  letter-spacing: -0.045em;
}

.machine-prompt {
  color: var(--acid);
  font-family: var(--mono);
  line-height: 2.2rem;
}

.machine-cursor {
  width: 9px;
  height: 1.9rem;
  margin-top: 0.25rem;
  background: var(--acid);
  animation: blink 1s steps(1) infinite;
}

@keyframes blink {
  0%, 48% { opacity: 1; }
  49%, 100% { opacity: 0; }
}

.orbit-word {
  position: absolute;
  z-index: 3;
  padding: 0.38rem 0.62rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 999px;
  font-family: var(--mono);
  font-size: 0.65rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.82);
  background: rgba(10, 11, 12, 0.5);
  backdrop-filter: blur(8px);
}

.orbit-word--one { top: 21%; left: 9%; animation: floaty 6s ease-in-out infinite; }
.orbit-word--two { top: 27%; right: 8%; animation: floaty 5s ease-in-out -1.4s infinite; }
.orbit-word--three { bottom: 21%; right: 14%; animation: floaty 7s ease-in-out -2.2s infinite; }

@keyframes floaty {
  0%, 100% { transform: translateY(0) rotate(-2deg); }
  50% { transform: translateY(-10px) rotate(2deg); }
}

.hero-foot {
  padding-top: 1.1rem;
  border-top: 1px solid var(--line-dark);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  color: rgba(255, 255, 255, 0.68);
  font-family: var(--sans);
  font-size: 0.74rem;
  font-weight: 650;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.hero-foot p {
  margin: 0;
}

.hero-scroll {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}

.hero-scroll span {
  display: inline-block;
  width: 34px;
  height: 1px;
  background: currentColor;
  position: relative;
  overflow: hidden;
}

.hero-scroll span::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--acid);
  transform: translateX(-100%);
  animation: scan 2s ease-in-out infinite;
}

@keyframes scan {
  50%, 100% { transform: translateX(100%); }
}

.genre {
  background: var(--paper);
}

.genre-heading {
  display: grid;
  grid-template-columns: 1fr 4fr;
  gap: 2rem;
  align-items: start;
}

.genre-heading .eyebrow {
  margin-top: 0.7rem;
}

.genre-heading .display {
  font-size: clamp(2.5rem, 5.8vw, 6rem);
}

.ink-swipe {
  position: relative;
  z-index: 1;
  color: var(--paper);
  padding: 0 0.12em;
  white-space: nowrap;
}

.ink-swipe::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 0.08em -0.05em 0;
  background: var(--violet);
  transform: rotate(-1deg);
  clip-path: polygon(1% 6%, 100% 0, 97% 94%, 3% 100%);
}

.anti-grid {
  margin-top: clamp(4rem, 9vw, 8rem);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.anti-card {
  min-height: 340px;
  padding: 1.5rem;
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
}

.anti-card:last-child {
  border-right: 0;
}

.anti-num {
  font-family: var(--mono);
  color: #565a60;
  font-size: 0.74rem;
  font-weight: 650;
}

.anti-card h3 {
  margin: auto 0 1.5rem;
  font-size: clamp(1.55rem, 2.4vw, 2.4rem);
  line-height: 1;
  letter-spacing: -0.05em;
}

.anti-card p {
  margin: 0;
  max-width: 360px;
  color: #4f5359;
  font-size: 0.98rem;
  font-weight: 450;
}

.anti-card--accent {
  background: var(--acid);
  margin: -1px 0;
}

.anti-card--accent p,
.anti-card--accent .anti-num {
  color: rgba(10, 11, 12, 0.65);
}

.attention {
  background: var(--violet);
  color: white;
  display: grid;
  grid-template-columns: minmax(290px, 0.72fr) minmax(500px, 1.28fr);
  gap: clamp(3rem, 8vw, 8rem);
  align-items: end;
}

.attention-copy h2 {
  margin: 0 0 2rem;
  font-size: clamp(3rem, 6.5vw, 7rem);
  line-height: 0.86;
  letter-spacing: -0.07em;
}

.attention-copy > p:last-child {
  margin: 0;
  max-width: 580px;
  color: rgba(255,255,255,0.88);
  font-size: 1.05rem;
  font-weight: 450;
}

.attention-equation {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1.2fr;
  gap: 0.6rem;
  align-items: stretch;
}

.eq-card {
  min-height: 230px;
  padding: 1.2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border: 1px solid rgba(255,255,255,0.34);
  border-radius: 1rem;
}

.eq-card strong {
  font-size: clamp(3.1rem, 6vw, 6rem);
  line-height: 1;
  letter-spacing: -0.07em;
}

.eq-card span {
  font-family: var(--sans);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.8);
}

.eq-card--result {
  background: var(--acid);
  color: var(--ink);
  border-color: var(--acid);
  transform: rotate(2deg);
}

.eq-card--result span {
  color: rgba(10,11,12,0.65);
}

.eq-sign {
  display: grid;
  place-items: center;
  font-family: var(--mono);
  font-size: 1.2rem;
}

.route {
  background: var(--paper-cool);
}

.route-head {
  display: grid;
  grid-template-columns: 1.6fr 0.7fr;
  gap: 3rem;
  align-items: end;
}

.route-intro {
  margin: 0;
  max-width: 470px;
  color: #4d5258;
  font-size: 1.05rem;
  font-weight: 450;
}

.route-line {
  margin-top: clamp(5rem, 10vw, 9rem);
  display: grid;
  grid-template-columns: auto 1fr auto 1fr auto 1fr auto;
  align-items: start;
}

.route-node {
  width: clamp(130px, 13vw, 190px);
  display: flex;
  flex-direction: column;
}

.route-node > span {
  width: 3rem;
  height: 3rem;
  display: grid;
  place-items: center;
  border: 1px solid var(--ink);
  border-radius: 50%;
  margin-bottom: 2rem;
  font-family: var(--mono);
  font-size: 0.74rem;
  font-weight: 650;
}

.route-node.is-active > span {
  background: var(--ink);
  color: var(--acid);
}

.route-node strong {
  font-size: clamp(1.25rem, 2vw, 1.8rem);
  letter-spacing: -0.04em;
}

.route-node small {
  margin-top: 0.35rem;
  color: #5d6268;
  font-size: 0.78rem;
  font-weight: 500;
}

.route-connector {
  height: 3rem;
  display: flex;
  align-items: center;
  padding: 0 0.8rem;
}

.route-connector i {
  display: block;
  width: 100%;
  height: 1px;
  background: var(--ink);
  position: relative;
}

.route-connector i::after {
  content: "";
  position: absolute;
  top: -3px;
  right: 0;
  width: 7px;
  height: 7px;
  border-top: 1px solid var(--ink);
  border-right: 1px solid var(--ink);
  transform: rotate(45deg);
}

.program {
  background: var(--ink);
  color: white;
}

.program-head {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 3rem;
  align-items: end;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--line-dark);
}

.day-tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}

.day-tabs button {
  min-width: 180px;
  min-height: 104px;
  padding: 1rem;
  text-align: left;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border: 1px solid var(--line-dark);
  border-radius: 0.8rem;
  background: transparent;
  color: white;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
}

.day-tabs button[aria-selected="true"] {
  background: var(--acid);
  border-color: var(--acid);
  color: var(--ink);
}

.day-tabs span {
  font-family: var(--sans);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: currentColor;
  opacity: 0.82;
}

.day-tabs strong {
  font-size: 1.2rem;
  letter-spacing: -0.03em;
}

.day-panel {
  display: grid;
  grid-template-columns: 0.38fr 1fr;
  gap: clamp(2rem, 6vw, 6rem);
  padding-top: 3rem;
}

.day-panel[hidden] {
  display: none;
}

.day-panel.is-visible .schedule-row,
.day-panel.is-visible .break-row {
  animation: panelIn 0.45s both;
}

.day-panel.is-visible .schedule-row:nth-of-type(2) { animation-delay: 0.05s; }
.day-panel.is-visible .schedule-row:nth-of-type(3) { animation-delay: 0.1s; }
.day-panel.is-visible .schedule-row:nth-of-type(4) { animation-delay: 0.15s; }

@keyframes panelIn {
  from { opacity: 0; transform: translateY(10px); }
}

.day-date {
  position: sticky;
  top: 110px;
  align-self: start;
  display: flex;
  flex-direction: column;
}

.day-date span,
.day-date small {
  font-family: var(--sans);
  color: #b9bcc2;
  font-size: 0.76rem;
  font-weight: 650;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.day-date strong {
  margin: 0.2rem 0;
  font-size: clamp(4.5rem, 9vw, 9rem);
  line-height: 0.95;
  letter-spacing: -0.08em;
  color: rgba(255,255,255,0.06);
  -webkit-text-stroke: 1.4px rgba(255,255,255,0.86);
}

.schedule-row {
  display: grid;
  grid-template-columns: 80px 36px 1fr auto;
  gap: 1rem;
  align-items: start;
  padding: 2.2rem 0;
  border-bottom: 1px solid var(--line-dark);
}

.schedule-row:first-child {
  padding-top: 0;
}

.schedule-row time {
  font-family: var(--mono);
  color: var(--acid);
  font-size: 0.82rem;
  font-weight: 700;
}

.schedule-index {
  color: #9da0a7;
  font-family: var(--mono);
  font-size: 0.75rem;
  font-weight: 600;
}

.schedule-row h3 {
  margin: -0.3rem 0 0.65rem;
  font-size: clamp(1.45rem, 3vw, 2.4rem);
  line-height: 1;
  letter-spacing: -0.045em;
}

.schedule-row p {
  margin: 0;
  max-width: 700px;
  color: #b9bcc2;
  font-size: 0.95rem;
  line-height: 1.5;
  font-weight: 450;
}

.schedule-tag {
  padding: 0.35rem 0.6rem;
  border: 1px solid #5b5e65;
  border-radius: 999px;
  color: #b7bac0;
  font-family: var(--sans);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  white-space: nowrap;
}

.break-row {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 1rem;
  padding: 0.55rem 0;
  color: #9699a0;
  font-family: var(--mono);
  font-size: 0.66rem;
  font-weight: 600;
  text-transform: uppercase;
  border-bottom: 1px dashed #303238;
}

.break-row--lunch {
  color: var(--coral);
}

.artifacts {
  background: var(--paper);
}

.artifacts-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1rem;
}

.artifact-intro {
  grid-column: 1 / 9;
  min-height: 320px;
  padding-right: 2rem;
}

.artifact-intro .display {
  font-size: clamp(3rem, 6.2vw, 6.5rem);
}

.artifact {
  min-height: 360px;
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: 1.2rem;
  overflow: hidden;
  position: relative;
  display: flex;
  flex-direction: column;
}

.artifact h3 {
  margin: auto 0 1.5rem;
  max-width: 540px;
  font-size: clamp(1.7rem, 3vw, 3.2rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.artifact-type {
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 650;
  text-transform: uppercase;
  color: #5a5e64;
}

.artifact--question {
  grid-column: 9 / 13;
  background: var(--coral);
  border-color: var(--coral);
}

.artifact--question .artifact-type {
  color: rgba(10,11,12,0.72);
}

.diff-lines {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 550;
}

.diff-old {
  color: rgba(10,11,12,0.62);
  text-decoration: line-through;
}

.diff-new {
  font-weight: 700;
}

.artifact--map {
  grid-column: 1 / 8;
  min-height: 480px;
  background: var(--violet);
  color: white;
  border-color: var(--violet);
}

.artifact--map .artifact-type {
  color: rgba(255,255,255,0.78);
}

.artifact--map svg {
  position: absolute;
  inset: auto 1rem 1rem auto;
  width: 62%;
  overflow: visible;
}

.artifact--map path {
  fill: none;
  stroke: rgba(255,255,255,0.72);
  stroke-width: 2;
}

.artifact--map path:nth-child(2) { stroke: var(--acid); }
.artifact--map path:nth-child(3) { stroke-dasharray: 5 5; }
.artifact--map circle { fill: var(--acid); }

.artifact--experiment {
  grid-column: 8 / 13;
  min-height: 480px;
  background: var(--ink);
  color: white;
}

.artifact--experiment ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.artifact--experiment li {
  padding: 0.7rem 0;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  border-top: 1px solid var(--line-dark);
  font-size: 0.78rem;
}

.artifact--experiment li span {
  font-family: var(--mono);
  color: var(--acid);
}

.artifact--experiment li strong {
  font-weight: 500;
  color: #c2c5ca;
  text-align: right;
}

.host {
  background: #c6e7f6;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(3rem, 8vw, 8rem);
  align-items: center;
}

.host-photo {
  position: relative;
  aspect-ratio: 1 / 1.02;
}

.host-photo::before {
  content: "";
  position: absolute;
  inset: -1rem 2rem 1rem -1rem;
  border: 1px solid rgba(10,11,12,0.5);
  border-radius: 50%;
  transform: rotate(-3deg);
}

.host-photo img {
  width: 100%;
  height: 100%;
  aspect-ratio: 1 / 1.02;
  object-fit: cover;
  object-position: 72% 50%;
  border-radius: 48% 52% 45% 55%;
  filter: saturate(0.82) contrast(1.05);
  position: relative;
}

.host-photo > span {
  position: absolute;
  right: -1rem;
  bottom: 12%;
  padding: 0.8rem 1rem;
  background: var(--acid);
  border-radius: 999px;
  font-family: var(--sans);
  font-size: 0.8rem;
  font-weight: 700;
  transform: rotate(-4deg);
}

.host-copy .section-label {
  margin-bottom: clamp(3rem, 6vw, 5rem);
}

.host-name {
  margin: 0;
  max-width: 700px;
  font-size: clamp(3.8rem, 5.7vw, 6rem);
  line-height: 0.9;
  letter-spacing: -0.065em;
  font-weight: 740;
}

.host-motto {
  margin: 1.25rem 0 0;
  font-size: clamp(1.4rem, 2.2vw, 2.1rem);
  line-height: 1;
  letter-spacing: -0.04em;
  font-weight: 620;
  color: rgba(10,11,12,0.68);
}

.host-lead {
  max-width: 620px;
  margin: 2rem 0;
  font-size: 1.02rem;
  color: rgba(10,11,12,0.8);
  line-height: 1.55;
  font-weight: 450;
}

.host-student-bridge {
  max-width: 620px;
  margin: -0.5rem 0 2rem;
  padding-left: 1rem;
  border-left: 2px solid rgba(10,11,12,0.3);
  color: rgba(10,11,12,0.74);
  font-size: 0.9rem;
  line-height: 1.48;
  font-weight: 560;
}

.cu-role {
  max-width: 620px;
  margin: 0 0 2rem;
  padding: 1rem 0;
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 1.25rem;
  border-top: 1px solid rgba(10,11,12,0.24);
  border-bottom: 1px solid rgba(10,11,12,0.24);
}

.cu-role__meta,
.cu-role__course {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.cu-role__meta span {
  font-family: var(--sans);
  font-size: 0.72rem;
  font-weight: 720;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--violet);
}

.cu-role__meta strong {
  max-width: 230px;
  font-size: 0.82rem;
  line-height: 1.3;
}

.cu-role__course {
  padding-left: 1.25rem;
  border-left: 1px solid rgba(10,11,12,0.24);
}

.cu-role__course p {
  margin: 0;
  font-size: clamp(1.05rem, 1.8vw, 1.35rem);
  line-height: 1.05;
  letter-spacing: -0.035em;
  font-weight: 680;
}

.cu-role__course small {
  color: rgba(10,11,12,0.72);
  font-size: 0.78rem;
  font-weight: 500;
}

.host-principle {
  margin: 0 0 2rem;
  padding: 1.5rem 0 1.5rem 1.5rem;
  border-left: 3px solid var(--violet);
  max-width: 590px;
}

.host-principle span {
  font-family: var(--sans);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: rgba(10,11,12,0.66);
}

.host-principle p {
  margin: 0.65rem 0 0;
  font-size: clamp(1.15rem, 2vw, 1.5rem);
  letter-spacing: -0.025em;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 2rem;
  border-bottom: 1px solid currentColor;
  padding-bottom: 0.4rem;
  font-size: 0.9rem;
}

.text-link span {
  transition: transform 0.2s ease;
}

.text-link:hover span {
  transform: translate(3px, -3px);
}

.logistics {
  background: var(--paper-cool);
}

.logistics-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.logistics-title {
  grid-column: 1 / 3;
  min-height: 340px;
  padding-right: 2rem;
}

.logistics-title .display {
  font-size: clamp(4rem, 8vw, 8rem);
}

.logistic-card {
  min-height: 300px;
  padding: 1.4rem;
  border: 1px solid var(--line);
  border-radius: 1rem;
  display: flex;
  flex-direction: column;
  transition: transform 0.25s ease, background 0.25s ease;
}

a.logistic-card:hover {
  transform: translateY(-5px);
  background: white;
}

.logistic-card > span {
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 650;
  text-transform: uppercase;
  color: #5b5f65;
}

.logistic-card strong {
  margin: auto 0 0.7rem;
  font-size: clamp(2.8rem, 5vw, 5rem);
  line-height: 0.9;
  letter-spacing: -0.065em;
}

.logistic-card p {
  margin: 0;
  color: #4f5359;
  font-size: 0.9rem;
  font-weight: 450;
}

.logistic-card--date {
  background: var(--acid);
  border-color: var(--acid);
}

.logistic-card--map {
  grid-column: span 2;
  background: var(--paper);
}

.logistic-card--date p,
.logistic-card--date > span {
  color: rgba(10,11,12,0.76);
}

.faq {
  background: white;
}

.faq-head {
  display: grid;
  grid-template-columns: 1.35fr 0.65fr;
  gap: clamp(2rem, 7vw, 7rem);
  align-items: end;
}

.faq-head .display {
  font-size: clamp(3.2rem, 6.8vw, 7rem);
}

.faq-head > p {
  max-width: 420px;
  margin: 0;
  color: #555a60;
  font-size: 1rem;
  line-height: 1.5;
}

.faq-list {
  margin-top: clamp(4rem, 8vw, 7rem);
  border-top: 1px solid var(--line);
}

.faq-item {
  border-bottom: 1px solid var(--line);
}

.faq-item summary {
  min-height: 92px;
  padding: 1.4rem 0;
  display: grid;
  grid-template-columns: 4rem 1fr auto;
  gap: 1rem;
  align-items: center;
  list-style: none;
  cursor: pointer;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary > span {
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 650;
  color: #666b72;
}

.faq-item summary strong {
  font-size: clamp(1.25rem, 2.5vw, 2rem);
  line-height: 1.08;
  letter-spacing: -0.035em;
}

.faq-item summary::after {
  content: "+";
  width: 2.4rem;
  height: 2.4rem;
  display: grid;
  place-items: center;
  border: 1px solid var(--ink);
  border-radius: 50%;
  font-size: 1.15rem;
  transition: transform 0.2s ease, background 0.2s ease;
}

.faq-item[open] summary::after {
  transform: rotate(45deg);
  background: var(--acid);
}

.faq-item > p {
  max-width: 760px;
  margin: -0.25rem 0 0;
  padding: 0 3.4rem 1.8rem 5rem;
  color: #4f545a;
  font-size: 1rem;
  line-height: 1.55;
}

.question-ritual {
  position: relative;
  min-height: 800px;
  display: grid;
  place-items: center;
  text-align: center;
  background: var(--ink);
  color: white;
  overflow: hidden;
}

.question-ritual::before {
  content: "?";
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -52%);
  font-size: min(72vw, 880px);
  line-height: 0.8;
  font-weight: 700;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255,255,255,0.07);
}

.ritual-orbit {
  position: absolute;
  left: 50%;
  top: 50%;
  border: 1px solid rgba(255,255,255,0.13);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.ritual-orbit--one {
  width: min(82vw, 1000px);
  aspect-ratio: 1;
}

.ritual-orbit--two {
  width: min(55vw, 650px);
  aspect-ratio: 1;
}

.ritual-inner {
  position: relative;
  z-index: 2;
  width: min(900px, 100%);
}

.ritual-inner h2 {
  margin: 0;
  font-size: clamp(2.7rem, 6vw, 6rem);
  line-height: 0.94;
  letter-spacing: -0.06em;
}

.question-form {
  margin-top: 3.5rem;
  padding: 0.75rem;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.8rem;
  align-items: center;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 1rem;
  backdrop-filter: blur(18px);
}

.form-prompt {
  padding-left: 0.6rem;
  color: var(--acid);
  font-family: var(--mono);
}

.question-form textarea {
  width: 100%;
  min-height: 72px;
  resize: none;
  border: 0;
  outline: 0;
  background: transparent;
  color: white;
  line-height: 1.35;
  padding: 0.8rem 0;
}

.question-form textarea::placeholder {
  color: rgba(255,255,255,0.58);
}

.question-form:focus-within {
  border-color: var(--acid);
}

.question-status {
  min-height: 1.3rem;
  margin-top: 1rem;
  font-family: var(--sans);
  font-size: 0.75rem;
  font-weight: 500;
  color: rgba(255,255,255,0.68);
}

.question-status.is-saved {
  color: var(--acid);
}

.reset-question {
  margin-top: 0.8rem;
  border: 0;
  border-bottom: 1px solid currentColor;
  background: transparent;
  color: rgba(255,255,255,0.64);
  font-family: var(--sans);
  font-size: 0.72rem;
  font-weight: 550;
  cursor: pointer;
}

.final-cta {
  min-height: 720px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: var(--acid);
}

.final-date {
  margin: 0 0 2.5rem;
  font-family: var(--mono);
  letter-spacing: 0.14em;
  font-size: 0.76rem;
  font-weight: 650;
}

.final-date span {
  color: var(--violet);
}

.final-cta .display {
  max-width: 1100px;
  font-size: clamp(3.4rem, 8vw, 8.5rem);
}

.final-cta > p:not(.final-date) {
  max-width: 580px;
  margin: 2rem 0 0;
  color: rgba(10,11,12,0.76);
  font-size: 1.05rem;
  font-weight: 450;
}

.button--dark {
  background: var(--ink);
  color: white;
}

.button--dark:hover {
  background: var(--violet);
}

.button--line {
  border-color: rgba(10,11,12,0.32);
}

.button--line:hover {
  border-color: var(--ink);
}

.site-footer {
  min-height: 150px;
  padding: 2.5rem var(--pad);
  display: grid;
  grid-template-columns: 1fr 1.5fr 1fr;
  align-items: center;
  gap: 2rem;
  background: var(--ink);
  color: rgba(255,255,255,0.76);
  font-size: 0.75rem;
}

.brand--footer {
  color: white;
}

.site-footer p {
  margin: 0;
  text-align: center;
}

.site-footer .footer-note {
  text-align: right;
  font-family: var(--sans);
  font-size: 0.75rem;
  font-weight: 500;
}

.site-footer .footer-made {
  grid-column: 1 / -1;
  justify-self: start;
  width: fit-content;
  margin-top: 0.25rem;
  padding: 0.55rem 0.85rem 0.58rem;
  border: 1px solid rgba(255,255,255,0.24);
  border-radius: 999px;
  background: rgba(255,255,255,0.04);
  text-align: left;
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: rgba(255,255,255,0.58);
}

.footer-made span {
  color: var(--acid);
}

@media (max-width: 1100px) {
  .hero-grid {
    grid-template-columns: 1fr 0.7fr;
    gap: 2rem;
  }

  .attention {
    grid-template-columns: 1fr;
  }

  .attention-equation {
    max-width: 850px;
  }

  .route-line {
    overflow-x: auto;
    padding-bottom: 1rem;
  }

  .schedule-row {
    grid-template-columns: 70px 30px 1fr;
  }

  .schedule-tag {
    grid-column: 3;
    justify-self: start;
  }
}

@media (max-width: 800px) {
  .site-header {
    height: 66px;
  }

  .menu-toggle {
    display: flex;
    position: relative;
    z-index: 3;
  }

  .menu-toggle[aria-expanded="true"] > span:first-child {
    transform: translateY(6px) rotate(45deg);
  }

  .menu-toggle[aria-expanded="true"] > span:nth-child(2) {
    opacity: 0;
  }

  .menu-toggle[aria-expanded="true"] > span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
  }

  .site-nav {
    position: fixed;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 1.2rem;
    padding: 5rem var(--pad);
    background: var(--ink);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.3s ease, visibility 0.3s ease;
  }

  .site-nav.is-open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  .site-nav a {
    font-size: clamp(2rem, 9vw, 4rem);
    letter-spacing: -0.05em;
    color: white;
  }

  .site-nav .nav-pill {
    font-size: 1rem;
  }

  .hero-inner {
    padding-top: 6rem;
  }

  .hero-meta {
    gap: 0.8rem;
    flex-wrap: wrap;
  }

  .hero-meta span:last-child {
    margin-left: 0;
    width: 100%;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    padding-top: 3.5rem;
  }

  .hero-title {
    font-size: clamp(4.2rem, 22vw, 8rem);
  }

  .question-machine {
    width: min(100%, 520px);
    justify-self: center;
  }

  .hero-foot {
    margin-top: 2rem;
  }

  .hero-scroll {
    display: none;
  }

  .genre-heading,
  .route-head,
  .faq-head,
  .program-head,
  .day-panel,
  .host {
    grid-template-columns: 1fr;
  }

  .anti-grid {
    grid-template-columns: 1fr;
  }

  .anti-card {
    min-height: 270px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .anti-card:last-child {
    border-bottom: 0;
  }

  .attention-equation {
    grid-template-columns: 1fr;
  }

  .eq-card {
    min-height: 175px;
  }

  .eq-sign {
    height: 1.5rem;
  }

  .eq-card--result {
    transform: rotate(1deg);
  }

  .route-line {
    width: 100%;
    min-width: 0;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.75rem;
    overflow: visible;
    padding-bottom: 0;
  }

  .route-node {
    width: auto;
    min-width: 0;
    min-height: 178px;
    padding: 1rem;
    border: 1px solid var(--line);
    border-radius: 1rem;
  }

  .route-node > span {
    width: 2.4rem;
    height: 2.4rem;
    margin-bottom: 1.4rem;
  }

  .route-node strong {
    font-size: clamp(1.05rem, 4.2vw, 1.35rem);
  }

  .route-node small {
    font-size: 0.74rem;
    line-height: 1.3;
  }

  .route-node--last {
    background: rgba(255, 255, 255, 0.62);
  }

  .route-connector {
    display: none;
  }

  .program-head {
    align-items: start;
  }

  .day-tabs {
    width: 100%;
  }

  .day-tabs button {
    min-width: 0;
  }

  .day-date {
    position: static;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--line-dark);
  }

  .day-date strong {
    font-size: 6rem;
  }

  .artifact-intro,
  .artifact--question,
  .artifact--map,
  .artifact--experiment {
    grid-column: 1 / 13;
  }

  .artifact-intro {
    min-height: 270px;
  }

  .host-photo {
    order: 2;
  }

  .host-copy {
    order: 1;
  }

  .logistics-title {
    grid-column: 1 / 4;
  }

  .logistic-card {
    grid-column: span 1;
  }

  .logistic-card--map {
    grid-column: 1 / 3;
  }

  .question-form {
    grid-template-columns: auto 1fr;
  }

  .question-form .button {
    grid-column: 1 / 3;
  }

  .site-footer {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .site-footer .brand {
    justify-self: center;
  }

  .site-footer .footer-note {
    text-align: center;
  }

  .site-footer .footer-made {
    justify-self: center;
    text-align: center;
  }
}

@media (max-width: 540px) {
  :root {
    --pad: 1rem;
  }

  .section-pad {
    padding-top: 5rem;
    padding-bottom: 5rem;
  }

  .brand span {
    font-size: 0.9rem;
  }

  .hero-meta span:nth-child(2) {
    display: none;
  }

  .hero-lead {
    font-size: 1.04rem;
  }

  .hero-actions .button {
    width: 100%;
  }

  .machine-footer {
    left: 2rem;
    right: 2rem;
  }

  .genre-heading .eyebrow {
    margin-bottom: 1.5rem;
  }

  .genre-heading .display {
    font-size: clamp(2.7rem, 12.5vw, 4.6rem);
  }

  .display,
  .artifact-intro .display,
  .logistics-title .display {
    font-size: clamp(2.75rem, 14vw, 4.6rem);
  }

  .attention-copy h2 {
    font-size: clamp(3.3rem, 17vw, 5.3rem);
  }

  .host-name {
    font-size: clamp(3.6rem, 16vw, 4.8rem);
  }

  .host-motto {
    font-size: 1.5rem;
  }

  .faq-head .display {
    font-size: clamp(2.75rem, 14vw, 4.6rem);
  }

  .faq-item summary {
    grid-template-columns: 2rem 1fr auto;
    gap: 0.75rem;
  }

  .faq-item summary::after {
    width: 2.1rem;
    height: 2.1rem;
  }

  .faq-item > p {
    padding-left: 2.75rem;
    padding-right: 0;
  }

  .day-tabs button {
    min-height: 88px;
  }

  .schedule-row {
    grid-template-columns: 58px 1fr;
    gap: 0.8rem;
  }

  .schedule-index {
    display: none;
  }

  .schedule-row > div {
    grid-column: 2;
  }

  .schedule-tag {
    grid-column: 2;
  }

  .break-row {
    grid-template-columns: 58px 1fr;
  }

  .artifact {
    min-height: 360px;
  }

  .artifact--map,
  .artifact--experiment {
    min-height: 430px;
  }

  .artifact--map svg {
    width: 82%;
  }

  .host-photo > span {
    right: 0;
  }

  .cu-role {
    grid-template-columns: 1fr;
  }

  .cu-role__course {
    padding: 1rem 0 0;
    border-left: 0;
    border-top: 1px solid rgba(10,11,12,0.18);
  }

  .logistics-grid {
    grid-template-columns: 1fr;
  }

  .logistics-title,
  .logistic-card,
  .logistic-card--map {
    grid-column: 1;
  }

  .logistics-title {
    min-height: 260px;
  }

  .question-ritual {
    min-height: 700px;
  }

  .ritual-inner h2 {
    font-size: clamp(2.6rem, 14vw, 4.2rem);
  }

  .question-form {
    padding: 0.65rem;
  }

  .final-cta {
    min-height: 650px;
  }

  .final-actions {
    width: 100%;
  }

  .final-actions .button {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}