:root {
  --ink: #141a16;
  --paper: #f3eee4;
  --paper-2: #e7e0d2;
  --lime: #d6f25c;
  --moss: #243028;
  --line: rgba(20, 26, 22, 0.14);
  --fog: rgba(243, 238, 228, 0.72);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", sans-serif;
  line-height: 1.7;
}

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

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

button, input { font: inherit; }

:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 3px;
}

.mast {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  gap: 28px;
  min-height: 72px;
  padding: 0 clamp(18px, 3vw, 40px);
  color: var(--paper);
  background: rgba(20, 26, 22, 0.94);
  border-bottom: 1px solid rgba(214, 242, 92, 0.18);
  backdrop-filter: blur(16px);
}

.mark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.mark img {
  width: 36px;
  height: 36px;
}

.mark em {
  display: block;
  margin-top: 2px;
  color: rgba(243, 238, 228, 0.55);
  font-style: normal;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.22em;
}

.mast-nav {
  display: flex;
  align-items: center;
  gap: 22px;
  margin-left: auto;
  font-size: 14px;
  font-weight: 700;
}

.mast-nav a { color: rgba(243, 238, 228, 0.78); }

.mast-nav a:hover { color: var(--lime); }

.mast-cta {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 16px;
  color: var(--ink);
  font-size: 14px;
  font-weight: 800;
  background: var(--lime);
}

.menu-check, .menu-btn { display: none; }

.opening {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  gap: 40px;
  min-height: calc(100vh - 72px);
  padding: clamp(36px, 6vw, 88px) clamp(18px, 4vw, 64px) clamp(48px, 6vw, 80px);
  color: var(--paper);
  background:
    radial-gradient(circle at 78% 18%, rgba(214, 242, 92, 0.16), transparent 26%),
    linear-gradient(160deg, #101612 0%, #1b2420 58%, #101410 100%);
  overflow: hidden;
}

.kicker {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 22px;
  color: var(--lime);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.22em;
}

.kicker::before {
  content: "";
  width: 36px;
  height: 1px;
  background: var(--lime);
}

h1 {
  margin: 0;
  font-size: clamp(46px, 6.2vw, 92px);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -0.045em;
}

.lede {
  max-width: 38rem;
  margin: 28px 0 0;
  color: #3e493c;
  font-size: clamp(16px, 1.5vw, 19px);
}

.opening .lede { color: var(--fog); }

.sheet .kicker { color: #3f5c34; }

.sheet .kicker::before { background: #3f5c34; }

.opening-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  align-items: center;
  margin-top: 36px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  color: var(--ink);
  font-weight: 800;
  background: var(--lime);
}

.btn.ghost {
  color: var(--paper);
  background: transparent;
  box-shadow: inset 0 0 0 1px rgba(243, 238, 228, 0.35);
}

.text-link {
  font-weight: 800;
  border-bottom: 1px solid currentColor;
}

.stage {
  align-self: center;
  justify-self: end;
  width: min(100%, 460px);
}

.orbit { width: 100%; height: auto; }

.session {
  margin: 16px 0 0;
  border: 1px solid rgba(214, 242, 92, 0.35);
}

.session ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

.session-tag {
  margin: 0;
  padding: 12px 14px 4px;
  color: var(--lime);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.18em;
}

.session li {
  display: grid;
  grid-template-columns: 42px 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 11px 14px;
}

.session li + li { border-top: 1px solid rgba(243, 238, 228, 0.12); }

.session b {
  color: var(--lime);
  font-size: 13px;
  letter-spacing: 0.08em;
}

.session strong { display: block; font-size: 16px; }

.session em {
  color: rgba(243, 238, 228, 0.62);
  font-style: normal;
  font-size: 13px;
}

.orbit-notes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 16px;
  margin: 8px 0 0;
  padding: 0;
  list-style: none;
}

.orbit-notes li {
  padding-top: 8px;
  border-top: 1px solid rgba(243, 238, 228, 0.18);
}

.orbit-notes strong { display: block; font-size: 14px; }

.orbit-notes span {
  color: rgba(243, 238, 228, 0.62);
  font-size: 12px;
}

.band {
  padding: clamp(56px, 8vw, 100px) clamp(18px, 4vw, 64px);
}

.band-head {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: end;
  max-width: 1100px;
  margin-bottom: 28px;
}

.band-index {
  margin: 0 0 8px;
  color: #6d7a62;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.2em;
}

h2 {
  margin: 0;
  font-size: clamp(32px, 4vw, 56px);
  line-height: 1.08;
  letter-spacing: -0.04em;
}

.band-note {
  max-width: 280px;
  margin: 0;
  color: #5c6758;
  font-size: 14px;
}

.rail {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(260px, 32vw);
  gap: 14px;
  margin: 0 -4px;
  padding-bottom: 8px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
}

.rail article {
  scroll-snap-align: start;
  min-height: 340px;
  padding: 22px;
  background: #fbf8f2;
  border: 1px solid var(--line);
}

.rail .num {
  font-size: 42px;
  font-weight: 800;
  letter-spacing: -0.06em;
  line-height: 1;
}

.rail h3 {
  margin: 48px 0 10px;
  font-size: 24px;
  letter-spacing: -0.03em;
}

.rail p { margin: 0; color: #3e493c; }

.rail article:nth-child(3),
.rail article:nth-child(6) {
  color: var(--paper);
  background: var(--ink);
}

.rail article:nth-child(3) p,
.rail article:nth-child(6) p { color: rgba(243, 238, 228, 0.75); }

.rhythm {
  color: var(--paper);
  background: var(--ink);
}

.rhythm .band-index { color: var(--lime); }

.rhythm .band-note { color: rgba(243, 238, 228, 0.62); }

.day {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin: 10px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid rgba(214, 242, 92, 0.35);
}

.day li {
  min-height: 280px;
  padding: 22px 22px 8px 0;
  border-right: 1px solid rgba(243, 238, 228, 0.12);
}

.day li:last-child { border-right: 0; }

.day time {
  color: var(--lime);
  font-weight: 800;
  letter-spacing: 0.12em;
}

.day h3 {
  margin: 28px 0 10px;
  font-size: 28px;
  letter-spacing: -0.04em;
}

.day p { margin: 0; color: rgba(243, 238, 228, 0.74); }

.facts {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 28px 48px;
  margin: 0;
}

.facts div {
  padding: 18px 0;
  border-top: 1px solid var(--line);
}

.facts dt {
  margin-bottom: 6px;
  color: #6a7464;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.16em;
}

.facts dd { margin: 0; font-size: 20px; font-weight: 700; }

.legal-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin-top: 8px;
}

.legal-row a {
  font-weight: 800;
  border-bottom: 1px solid var(--ink);
}

.cta {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: end;
  padding: clamp(36px, 6vw, 72px) clamp(18px, 4vw, 64px);
  background: var(--lime);
}

.cta h2 { max-width: 12em; }

.cta p { max-width: 280px; margin: 8px 0 0; }

.cta .btn { background: var(--ink); color: var(--lime); }

.colophon {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 18px 32px;
  padding: 28px clamp(18px, 4vw, 64px) 36px;
  color: rgba(243, 238, 228, 0.78);
  background: #0e1310;
  font-size: 14px;
}

.colophon strong {
  display: block;
  color: var(--paper);
  font-size: 18px;
}

.colophon p { margin: 6px 0 0; }

.colophon nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  align-content: start;
  justify-content: end;
}

.colophon a:hover { color: var(--lime); }

.fine { grid-column: 1 / -1; color: rgba(243, 238, 228, 0.45); }

.sheet {
  padding: clamp(36px, 6vw, 72px) clamp(18px, 4vw, 64px) 80px;
}

.sheet h1 {
  font-size: clamp(40px, 6vw, 76px);
}

.platforms {
  margin-top: 36px;
  border-top: 1px solid var(--line);
}

.platforms article {
  display: grid;
  grid-template-columns: 160px 1fr auto;
  gap: 20px;
  align-items: center;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
}

.platforms h2 {
  margin: 0;
  font-size: 28px;
}

.platforms p { margin: 0; color: #4d574b; }

.soon {
  color: #6a7464;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.prose {
  max-width: 760px;
}

.prose h2 { margin: 36px 0 10px; font-size: 28px; }

.prose li { margin: 6px 0; }

body.legal { background: var(--paper); }

body.legal article.doc {
  max-width: 760px;
  margin: 28px auto 80px;
  padding: 8px clamp(18px, 4vw, 28px) 20px;
}

body.legal table th { background: #e7f0c4; }

body.legal a { color: #245c38; }

@media (max-width: 980px) {
  .opening, .day, .facts, .platforms article, .cta, .colophon {
    grid-template-columns: 1fr;
  }

  .stage { justify-self: start; }

  .day li {
    min-height: 0;
    padding: 22px 0;
    border-right: 0;
    border-bottom: 1px solid rgba(243, 238, 228, 0.12);
  }

  .band-head, .cta { align-items: start; flex-direction: column; }

  .colophon nav { justify-content: start; }

  .mast-cta { display: none; }

  .menu-btn {
    display: inline-flex;
    align-items: center;
    margin-left: auto;
    min-height: 36px;
    padding: 0 12px;
    color: var(--ink);
    font-weight: 800;
    background: var(--lime);
    cursor: pointer;
  }

  .mast-nav {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    margin: 0;
    padding: 8px 0 16px;
    background: #141a16;
    border-bottom: 1px solid rgba(214, 242, 92, 0.2);
  }

  .mast-nav a { display: block; width: 100%; padding: 12px 22px; }

  .menu-check:checked ~ .mast-nav { display: flex; }
}