:root {
  --ink: #f8fbff;
  --muted: rgba(248, 251, 255, 0.72);
  --soft: rgba(248, 251, 255, 0.12);
  --line: rgba(248, 251, 255, 0.22);
  --navy: #061225;
  --deep: #02040d;
  --cyan: #22dce5;
  --orange: #ff6532;
  --amber: #f6b45e;
  --radius: 8px;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(rgba(2, 4, 13, 0.16), rgba(2, 4, 13, 0.72)),
    url("assets/bg-fluix.png") center top / cover fixed,
    var(--deep);
  font-family: "Inter", Arial, sans-serif;
  line-height: 1.5;
  overflow-x: hidden;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  content: "";
  background:
    radial-gradient(circle at 20% 20%, rgba(255, 101, 50, 0.2), transparent 24rem),
    radial-gradient(circle at 84% 24%, rgba(34, 220, 229, 0.18), transparent 22rem),
    linear-gradient(115deg, rgba(2, 4, 13, 0.2), rgba(6, 18, 37, 0.86) 42%, rgba(2, 4, 13, 0.48));
  pointer-events: none;
}

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

img {
  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;
}

.site-shell {
  width: calc(100% - 48px);
  max-width: 1480px;
  margin: 0 auto;
  padding: 24px 0;
}

.site-header,
.site-footer,
.hero-card,
.intro-panel,
.day-card,
.talk-list article,
.video-card,
.visit-section,
.contact-section {
  border: 1px solid var(--line);
  background: rgba(4, 11, 26, 0.72);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.site-header {
  position: sticky;
  top: 16px;
  z-index: 10;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
  min-height: 72px;
  padding: 12px 14px 12px 22px;
  border-radius: var(--radius);
  transition: background 180ms ease, border-color 180ms ease;
}

.site-header.is-scrolled {
  border-color: rgba(34, 220, 229, 0.42);
  background: rgba(4, 11, 26, 0.88);
}

.brand {
  display: inline-flex;
  align-items: center;
  width: 200px;
}

.brand img {
  width: 100%;
  height: auto;
  max-height: 58px;
  object-fit: contain;
}

.nav-links {
  display: flex;
  justify-content: center;
  gap: clamp(14px, 4vw, 48px);
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 800;
  text-transform: uppercase;
}

.nav-links a {
  transition: color 180ms ease;
}

.nav-links a:hover {
  color: var(--cyan);
}

.menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(34, 220, 229, 0.52);
  border-radius: var(--radius);
  color: var(--ink);
  background: rgba(34, 220, 229, 0.12);
  cursor: pointer;
}

.menu-toggle span {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 2px;
  margin-top: -1px;
  margin-left: -10px;
  border-radius: 999px;
  background: currentColor;
  transition: transform 180ms ease, opacity 180ms ease;
}

.menu-toggle span:nth-child(1) {
  transform: translateY(-7px);
}

.menu-toggle span:nth-child(3) {
  transform: translateY(7px);
}

.site-header.is-menu-open .menu-toggle span:nth-child(1) {
  transform: rotate(45deg);
}

.site-header.is-menu-open .menu-toggle span:nth-child(2) {
  opacity: 0;
}

.site-header.is-menu-open .menu-toggle span:nth-child(3) {
  transform: rotate(-45deg);
}

.nav-cta,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  border-radius: var(--radius);
  font-weight: 900;
  text-transform: uppercase;
}

.nav-cta {
  padding: 0 18px;
  color: var(--deep);
  background: var(--cyan);
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  justify-items: center;
  gap: clamp(30px, 5vw, 58px);
  min-height: auto;
  padding: clamp(34px, 5vw, 58px) 0 76px;
  overflow: hidden;
}

.hero-main {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 390px);
  align-items: center;
  gap: clamp(24px, 5vw, 56px);
  width: 100%;
}

.hero-copy {
  position: relative;
  z-index: 1;
  min-width: 0;
  display: grid;
  justify-items: start;
  width: 100%;
  max-width: 720px;
  text-align: left;
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--cyan);
  font-size: 0.82rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.hero-logo-strip {
  position: relative;
  z-index: 1;
  width: min(100%, 590px);
  height: auto;
  object-fit: contain;
}

h1,
h2,
h3,
h4,
p {
  margin-top: 0;
}

h1,
.section-heading h2,
.intro-panel h2,
.feature-band h2,
.visit-content h2 {
  font-family: "Anton", Impact, sans-serif;
  font-weight: 400;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1 {
  max-width: 760px;
  margin-bottom: 24px;
  font-size: clamp(4rem, 9.5vw, 9.2rem);
  line-height: 0.88;
}

.hero-title-logo {
  width: min(100%, 460px);
  max-width: none;
  margin-bottom: 20px;
}

.hero-title-logo img {
  width: 100%;
  height: auto;
  object-fit: contain;
}

.hero-lede {
  max-width: 680px;
  color: var(--muted);
  font-size: clamp(1rem, 1.6vw, 1.18rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  border: 1px solid transparent;
  padding: 0 22px;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.92rem;
}

.button.primary {
  color: var(--deep);
  background: linear-gradient(90deg, var(--cyan), #7ff6f4);
}

.button.secondary {
  border-color: var(--line);
  color: var(--ink);
  background: rgba(248, 251, 255, 0.08);
}

.button.small {
  min-height: 40px;
  padding: 0 14px;
  font-size: 0.78rem;
}

.hero-card {
  position: relative;
  z-index: 1;
  width: 100%;
  min-width: 0;
  padding: 22px;
  border-radius: var(--radius);
}

.card-kicker {
  color: var(--amber);
  font-weight: 800;
  text-transform: uppercase;
}

.hero-card h2 {
  margin-bottom: 8px;
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 0.92;
  text-transform: uppercase;
}

.hero-card p {
  color: var(--muted);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 20px;
}

.hero-stats span {
  min-height: 72px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(248, 251, 255, 0.06);
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
}

.hero-stats strong {
  display: block;
  color: var(--ink);
  font-size: 1.65rem;
  line-height: 1;
}

.intro-grid,
.schedule-grid {
  display: grid;
  gap: 18px;
}

.intro-grid {
  grid-template-columns: 1.4fr repeat(3, 1fr);
  padding: 26px 0 96px;
}

.intro-panel {
  min-height: 260px;
  padding: 26px;
  border-radius: var(--radius);
}

.intro-panel h2 {
  max-width: 720px;
  font-size: clamp(2.5rem, 6vw, 6.4rem);
  line-height: 0.9;
}

.intro-panel h3 {
  margin-top: 70px;
  font-size: 1.4rem;
}

.intro-panel p {
  color: var(--muted);
}

.panel-large {
  grid-column: span 2;
  background:
    linear-gradient(135deg, rgba(255, 101, 50, 0.28), rgba(4, 11, 26, 0.76) 45%, rgba(34, 220, 229, 0.2)),
    rgba(4, 11, 26, 0.72);
}

.panel-number {
  color: var(--orange);
  font-family: "Anton", Impact, sans-serif;
  font-size: 4.4rem;
  line-height: 1;
}

.program-section,
.feature-band,
.recordings-section,
.visit-section,
.contact-section {
  margin-bottom: 96px;
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 28px;
}

.section-heading h2,
.feature-band h2,
.visit-content h2 {
  margin-bottom: 0;
  font-size: clamp(3rem, 8vw, 8.5rem);
  line-height: 0.88;
}

.visit-content h2 {
  max-width: 720px;
  font-size: clamp(2.4rem, 5vw, 5.3rem);
  line-height: 0.9;
}

.schedule-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.day-card {
  padding: clamp(20px, 4vw, 34px);
  border-radius: var(--radius);
}

.day-card.alt {
  border-color: rgba(255, 101, 50, 0.62);
}

.day-card.exhibition-only {
  grid-column: 1 / -1;
  border-color: rgba(34, 220, 229, 0.5);
  background:
    linear-gradient(115deg, rgba(34, 220, 229, 0.16), rgba(4, 11, 26, 0.8) 54%, rgba(255, 101, 50, 0.16)),
    rgba(4, 11, 26, 0.72);
}

.day-card.exhibition-only .timeline {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
}

.day-card.exhibition-only .timeline li {
  border-top-color: rgba(246, 180, 94, 0.58);
}

.day-title {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
}

.day-title span {
  padding: 4px 10px;
  border: 2px solid var(--cyan);
  border-radius: var(--radius);
  color: var(--ink);
  font-weight: 900;
  text-transform: uppercase;
}

.day-card.alt .day-title span {
  border-color: var(--orange);
}

.day-title h3 {
  margin: 0;
  font-size: clamp(1.1rem, 2.2vw, 1.45rem);
  text-transform: uppercase;
}

.timeline {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.timeline li {
  display: grid;
  grid-template-columns: minmax(92px, 128px) 1fr;
  gap: 22px;
  padding: 18px 0;
  border-top: 1px solid rgba(34, 220, 229, 0.55);
}

.day-card.alt .timeline li {
  border-top-color: rgba(255, 101, 50, 0.56);
}

.timeline time {
  color: var(--ink);
  font-size: 0.88rem;
  font-weight: 800;
}

.timeline h4 {
  margin-bottom: 3px;
  font-size: 1rem;
}

.timeline p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.feature-band {
  display: grid;
  grid-template-columns: 0.82fr 1fr;
  gap: 24px;
  align-items: start;
}

.talk-list {
  display: grid;
  gap: 18px;
}

.talk-list article {
  display: grid;
  grid-template-columns: minmax(150px, 230px) 1fr;
  gap: 22px;
  align-items: stretch;
  padding: 22px;
  border-radius: var(--radius);
  overflow: hidden;
}

.talk-list span {
  color: var(--orange);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.talk-list h3 {
  margin: 8px 0 5px;
  font-size: clamp(1.4rem, 3vw, 2.2rem);
  line-height: 1.05;
  text-transform: uppercase;
}

.talk-list p,
.talk-list dd {
  margin-bottom: 0;
  color: var(--muted);
}

.talk-poster {
  margin: 0;
  min-height: 270px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(248, 251, 255, 0.06);
}

.poster-trigger {
  display: block;
  width: 100%;
  height: 100%;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: zoom-in;
}

.poster-trigger:focus-visible {
  outline: 3px solid var(--cyan);
  outline-offset: -3px;
}

.talk-poster img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  transition: transform 180ms ease;
}

.poster-trigger:hover img {
  transform: scale(1.03);
}

.talk-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 0;
}

.talk-content h4 {
  margin: 18px 0 20px;
  color: var(--ink);
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  line-height: 1.15;
  text-transform: uppercase;
}

.speaker-role {
  font-weight: 800;
  text-transform: uppercase;
}

.talk-content dl {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: auto 0 0;
}

.talk-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.talk-content dl div {
  min-height: 84px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(248, 251, 255, 0.06);
}

.talk-content dt {
  color: var(--cyan);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.talk-content dd {
  margin-left: 0;
  margin-top: 6px;
  font-size: 0.88rem;
  font-weight: 800;
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.video-card {
  padding: 18px;
  border-radius: var(--radius);
}

.video-frame {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(248, 251, 255, 0.06);
  aspect-ratio: 16 / 9;
}

.video-frame iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.video-card h3 {
  margin: 16px 0 0;
  font-size: clamp(1.1rem, 2vw, 1.45rem);
  text-transform: uppercase;
}

.visit-section {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: clamp(24px, 5vw, 42px);
  border-radius: var(--radius);
  background:
    linear-gradient(115deg, rgba(255, 101, 50, 0.28), rgba(4, 11, 26, 0.8) 42%, rgba(34, 220, 229, 0.2)),
    rgba(4, 11, 26, 0.72);
}

.calendar-actions {
  display: flex;
  flex-wrap: nowrap;
  justify-content: flex-end;
  gap: 12px;
  min-width: max-content;
}

.visit-content {
  max-width: 820px;
}

.visit-content p:last-child {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.contact-section {
  padding: clamp(22px, 4vw, 34px);
  border-radius: var(--radius);
}

.contact-section h2 {
  margin-bottom: 10px;
  font-size: clamp(1.6rem, 3vw, 2.6rem);
  line-height: 1;
  text-transform: uppercase;
}

.contact-section p:last-child {
  max-width: 920px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.8vw, 1.18rem);
}

.contact-section a {
  color: var(--cyan);
  font-weight: 900;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px 22px;
  border-radius: var(--radius);
}

.site-footer p {
  margin: 0;
  color: var(--muted);
}

.music-player {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 20;
  display: grid;
  gap: 10px;
  justify-items: end;
}

.music-frame {
  width: 240px;
  height: 135px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(4, 11, 26, 0.84);
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateY(8px);
  pointer-events: none;
  transition: opacity 180ms ease, transform 180ms ease;
}

.music-frame iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

.music-player.is-active .music-frame {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.music-player.is-collapsed .music-frame {
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.music-toggle {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 46px;
  padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--ink);
  background: rgba(4, 11, 26, 0.84);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
  cursor: pointer;
  font-family: inherit;
  font-size: 0.82rem;
  font-weight: 900;
  text-transform: uppercase;
}

.music-collapse {
  display: none;
  min-height: 34px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--muted);
  background: rgba(4, 11, 26, 0.84);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.28);
  cursor: pointer;
  font-family: inherit;
  font-size: 0.72rem;
  font-weight: 900;
  text-transform: uppercase;
}

.music-player.is-active .music-collapse {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.music-toggle[aria-pressed="true"] {
  border-color: rgba(34, 220, 229, 0.68);
  color: var(--deep);
  background: var(--cyan);
}

.music-icon {
  position: relative;
  width: 16px;
  height: 16px;
  border-radius: 999px;
  border: 2px solid currentColor;
}

.music-icon::after {
  position: absolute;
  right: -5px;
  bottom: 0;
  width: 5px;
  height: 10px;
  border-right: 2px solid currentColor;
  border-top: 2px solid currentColor;
  content: "";
}

.poster-modal {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: grid;
  place-items: center;
  padding: clamp(18px, 4vw, 40px);
  background: rgba(2, 4, 13, 0.9);
  backdrop-filter: blur(14px);
}

.poster-modal[hidden] {
  display: none;
}

.poster-modal-image {
  max-width: min(92vw, 760px);
  max-height: 90vh;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  object-fit: contain;
}

.poster-modal-close {
  position: fixed;
  top: 18px;
  right: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--ink);
  background: rgba(4, 11, 26, 0.84);
  cursor: pointer;
  font: inherit;
  font-size: 1.7rem;
  line-height: 1;
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .nav-links {
    grid-column: 1 / -1;
    grid-row: 2;
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 4px;
  }

  .hero-main,
  .schedule-grid,
  .feature-band,
  .video-grid {
    grid-template-columns: 1fr;
  }

  .hero-main,
  .hero-copy {
    justify-items: center;
    text-align: center;
  }

  .intro-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  body.is-menu-open {
    overflow: hidden;
  }

  .site-shell {
    width: calc(100% - 28px);
    padding: 14px 0;
  }

  .site-header {
    display: grid;
    grid-template-columns: 1fr auto;
    top: 8px;
    gap: 12px 16px;
    padding: 14px;
  }

  .brand {
    justify-self: start;
    width: 108px;
  }

  .menu-toggle {
    display: inline-flex;
    position: relative;
    justify-self: end;
  }

  .nav-cta {
    display: none;
    min-height: 40px;
    padding: 0 12px;
    font-size: 0.76rem;
  }

  .nav-links {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    width: 100%;
    max-height: 0;
    overflow: hidden;
    padding: 0;
    border-top: 0 solid transparent;
    font-size: 0.78rem;
    text-align: left;
    opacity: 0;
    pointer-events: none;
    transition: max-height 220ms ease, opacity 180ms ease, padding 180ms ease, border-color 180ms ease;
  }

  .site-header.is-menu-open .nav-links {
    max-height: 340px;
    padding-top: 8px;
    border-top-width: 1px;
    border-top-color: var(--line);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-links a {
    display: flex;
    align-items: center;
    min-height: 44px;
    border-bottom: 1px solid rgba(248, 251, 255, 0.1);
  }

  .nav-links a:last-child {
    border-bottom: 0;
  }

  h1 {
    font-size: clamp(3.4rem, 16vw, 4.65rem);
  }

  .hero-logo-strip {
    width: min(70%, 301px);
  }

  .hero-title-logo {
    width: min(100%, 310px);
    margin-bottom: 16px;
  }

  .hero {
    padding-top: 34px;
    padding-bottom: 46px;
  }

  .site-header,
  .hero-copy,
  .hero-card,
  .intro-panel,
  .day-card,
  .talk-list article,
  .video-card,
  .visit-section,
  .contact-section,
  .site-footer {
    width: calc(100vw - 28px);
    max-width: calc(100vw - 28px);
  }

  .hero-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-actions [data-calendar-download="main"] {
    display: none;
  }

  .button {
    width: 100%;
    min-width: 0;
    padding: 0 14px;
    text-align: center;
  }

  .hero-card,
  .intro-panel,
  .day-card,
  .talk-list article,
  .video-card,
  .visit-section,
  .contact-section {
    padding: 18px;
  }

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

  .panel-large {
    grid-column: auto;
  }

  .intro-panel {
    min-height: 210px;
  }

  .intro-panel h3 {
    margin-top: 28px;
  }

  .program-section,
  .feature-band,
  .recordings-section,
  .visit-section,
  .contact-section {
    margin-bottom: 62px;
  }

  .section-heading {
    display: block;
  }

  .timeline li {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .day-card.exhibition-only .timeline {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .talk-list article {
    grid-template-columns: 1fr;
  }

  .talk-poster {
    min-height: auto;
    aspect-ratio: 4 / 5;
  }

  .talk-content dl {
    grid-template-columns: 1fr;
  }

  .talk-actions,
  .calendar-actions {
    width: 100%;
  }

  .calendar-actions {
    flex-wrap: wrap;
    min-width: 0;
  }

  .visit-section,
  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .music-player {
    right: 14px;
    bottom: 14px;
  }

  .music-frame {
    width: min(260px, calc(100vw - 28px));
    height: 146px;
  }

  .music-toggle {
    min-height: 42px;
    padding: 0 12px;
    font-size: 0.76rem;
  }
}